diff options
108 files changed, 11145 insertions, 4303 deletions
diff --git a/Documentation/networking/README.ipw2200 b/Documentation/networking/README.ipw2200 index acb30c5dcff..4f2a40f1dbc 100644 --- a/Documentation/networking/README.ipw2200 +++ b/Documentation/networking/README.ipw2200 @@ -14,8 +14,8 @@ Copyright (C) 2004-2006, Intel Corporation README.ipw2200 -Version: 1.0.8 -Date : October 20, 2005 +Version: 1.1.2 +Date : March 30, 2006 Index @@ -103,7 +103,7 @@ file. 1.1. Overview of Features ----------------------------------------------- -The current release (1.0.8) supports the following features: +The current release (1.1.2) supports the following features: + BSS mode (Infrastructure, Managed) + IBSS mode (Ad-Hoc) @@ -247,8 +247,8 @@ and can set the contents via echo. For example: % cat /sys/bus/pci/drivers/ipw2200/debug_level Will report the current debug level of the driver's logging subsystem -(only available if CONFIG_IPW_DEBUG was configured when the driver was -built). +(only available if CONFIG_IPW2200_DEBUG was configured when the driver +was built). You can set the debug level via: diff --git a/MAINTAINERS b/MAINTAINERS index c3c5842402d..1421f74b600 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1425,6 +1425,8 @@ P: Jesse Brandeburg M: jesse.brandeburg@intel.com P: Jeff Kirsher M: jeffrey.t.kirsher@intel.com +P: Auke Kok +M: auke-jan.h.kok@intel.com W: http://sourceforge.net/projects/e1000/ S: Supported @@ -1437,6 +1439,8 @@ P: Jesse Brandeburg M: jesse.brandeburg@intel.com P: Jeff Kirsher M: jeffrey.t.kirsher@intel.com +P: Auke Kok +M: auke-jan.h.kok@intel.com W: http://sourceforge.net/projects/e1000/ S: Supported @@ -1449,6 +1453,8 @@ P: John Ronciak M: john.ronciak@intel.com P: Jesse Brandeburg M: jesse.brandeburg@intel.com +P: Auke Kok +M: auke-jan.h.kok@intel.com W: http://sourceforge.net/projects/e1000/ S: Supported diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index 066e22b01a9..46d8c01437e 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -19,11 +19,11 @@ See the file COPYING in this distribution for more information. Contributors: - + Wake-on-LAN support - Felipe Damasio <felipewd@terra.com.br> PCI suspend/resume - Felipe Damasio <felipewd@terra.com.br> LinkChg interrupt - Felipe Damasio <felipewd@terra.com.br> - + TODO: * Test Tx checksumming thoroughly * Implement dev->tx_timeout @@ -461,7 +461,7 @@ static void cp_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) static inline void cp_set_rxbufsize (struct cp_private *cp) { unsigned int mtu = cp->dev->mtu; - + if (mtu > ETH_DATA_LEN) /* MTU + ethernet header + FCS + optional VLAN tag */ cp->rx_buf_sz = mtu + ETH_HLEN + 8; @@ -510,7 +510,7 @@ static void cp_rx_err_acct (struct cp_private *cp, unsigned rx_tail, static inline unsigned int cp_rx_csum_ok (u32 status) { unsigned int protocol = (status >> 16) & 0x3; - + if (likely((protocol == RxProtoTCP) && (!(status & TCPFail)))) return 1; else if ((protocol == RxProtoUDP) && (!(status & UDPFail))) @@ -1061,7 +1061,7 @@ static void cp_init_hw (struct cp_private *cp) cpw8(Config3, PARMEnable); cp->wol_enabled = 0; - cpw8(Config5, cpr8(Config5) & PMEStatus); + cpw8(Config5, cpr8(Config5) & PMEStatus); cpw32_f(HiTxRingAddr, 0); cpw32_f(HiTxRingAddr + 4, 0); @@ -1351,7 +1351,7 @@ static void netdev_get_wol (struct cp_private *cp, WAKE_MCAST | WAKE_UCAST; /* We don't need to go on if WOL is disabled */ if (!cp->wol_enabled) return; - + options = cpr8 (Config3); if (options & LinkUp) wol->wolopts |= WAKE_PHY; if (options & MagicPacket) wol->wolopts |= WAKE_MAGIC; @@ -1919,7 +1919,7 @@ static int cp_resume (struct pci_dev *pdev) mii_check_media(&cp->mii_if, netif_msg_link(cp), FALSE); spin_unlock_irqrestore (&cp->lock, flags); - + return 0; } #endif /* CONFIG_PM */ diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c index feae7832fc8..abd6261465f 100644 --- a/drivers/net/8139too.c +++ b/drivers/net/8139too.c @@ -165,7 +165,7 @@ static int multicast_filter_limit = 32; static int debug = -1; /* - * Receive ring size + * Receive ring size * Warning: 64K ring has hardware issues and may lock up. */ #if defined(CONFIG_SH_DREAMCAST) @@ -257,7 +257,7 @@ static struct pci_device_id rtl8139_pci_tbl[] = { {0x018a, 0x0106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 }, {0x126c, 0x1211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 }, {0x1743, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 }, - {0x021b, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 }, + {0x021b, 0x8139, PCI_ANY_ID, PCI_ANY_ID, 0, 0, RTL8139 }, #ifdef CONFIG_SH_SECUREEDGE5410 /* Bogus 8139 silicon reports 8129 without external PROM :-( */ @@ -1824,7 +1824,7 @@ static void rtl8139_rx_err (u32 rx_status, struct net_device *dev, int tmp_work; #endif - if (netif_msg_rx_err (tp)) + if (netif_msg_rx_err (tp)) printk(KERN_DEBUG "%s: Ethernet frame had errors, status %8.8x.\n", dev->name, rx_status); tp->stats.rx_errors++; @@ -1944,7 +1944,7 @@ static int rtl8139_rx(struct net_device *dev, struct rtl8139_private *tp, RTL_R16 (RxBufAddr), RTL_R16 (RxBufPtr), RTL_R8 (ChipCmd)); - while (netif_running(dev) && received < budget + while (netif_running(dev) && received < budget && (RTL_R8 (ChipCmd) & RxBufEmpty) == 0) { u32 ring_offset = cur_rx % RX_BUF_LEN; u32 rx_status; @@ -2031,7 +2031,7 @@ no_early_rx: netif_receive_skb (skb); } else { - if (net_ratelimit()) + if (net_ratelimit()) printk (KERN_WARNING "%s: Memory squeeze, dropping packet.\n", dev->name); @@ -2158,13 +2158,13 @@ static irqreturn_t rtl8139_interrupt (int irq, void *dev_instance, status = RTL_R16 (IntrStatus); /* shared irq? */ - if (unlikely((status & rtl8139_intr_mask) == 0)) + if (unlikely((status & rtl8139_intr_mask) == 0)) goto out; handled = 1; /* h/w no longer present (hotplug?) or major error, bail */ - if (unlikely(status == 0xFFFF)) + if (unlikely(status == 0xFFFF)) goto out; /* close possible race's with dev_close */ diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index bdaaad8f212..f499a3bc629 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -865,6 +865,22 @@ config DM9000 <file:Documentation/networking/net-modules.txt>. The module will be called dm9000. +config SMC911X + tristate "SMSC LAN911[5678] support" + select CRC32 + select MII + depends on NET_ETHERNET + help + This is a driver for SMSC's LAN911x series of Ethernet chipsets + including the new LAN9115, LAN9116, LAN9117, and LAN9118. + Say Y if you want it compiled into the kernel, + and read the Ethernet-HOWTO, available from + <http://www.linuxdoc.org/docs.html#howto>. + + This driver is also available as a module. The module will be + called smc911x. If you want to compile it as a module, say M + here and read <file:Documentation/modules.txt> + config NET_VENDOR_RACAL bool "Racal-Interlan (Micom) NI cards" depends on NET_ETHERNET && ISA @@ -2311,6 +2327,23 @@ config S2IO_NAPI If in doubt, say N. +config MYRI10GE + tristate "Myricom Myri-10G Ethernet support" + depends on PCI + select FW_LOADER + select CRC32 + ---help--- + This driver supports Myricom Myri-10G Dual Protocol interface in + Ethernet mode. If the eeprom on your board is not recent enough, + you will need a newer firmware image. + You may get this image or more information, at: + + <http://www.myri.com/Myri-10G/> + + To compile this driver as a module, choose M here and read + <file:Documentation/networking/net-modules.txt>. The module + will be called myri10ge. + endmenu source "drivers/net/tokenring/Kconfig" diff --git a/drivers/net/Makefile b/drivers/net/Makefile index b90468aea07..1eced328750 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -192,7 +192,9 @@ obj-$(CONFIG_R8169) += r8169.o obj-$(CONFIG_AMD8111_ETH) += amd8111e.o obj-$(CONFIG_IBMVETH) += ibmveth.o obj-$(CONFIG_S2IO) += s2io.o +obj-$(CONFIG_MYRI10GE) += myri10ge/ obj-$(CONFIG_SMC91X) += smc91x.o +obj-$(CONFIG_SMC911X) += smc911x.o obj-$(CONFIG_DM9000) += dm9000.o obj-$(CONFIG_FEC_8XX) += fec_8xx/ diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c index 14dbad14afb..e1fe960d71b 100644 --- a/drivers/net/au1000_eth.c +++ b/drivers/net/au1000_eth.c @@ -2,7 +2,7 @@ * * Alchemy Au1x00 ethernet driver * - * Copyright 2001,2002,2003 MontaVista Software Inc. + * Copyright 2001-2003, 2006 MontaVista Software Inc. * Copyright 2002 TimeSys Corp. * Added ethtool/mii-tool support, * Copyright 2004 Matt Porter <mporter@kernel.crashing.org> @@ -68,7 +68,7 @@ static int au1000_debug = 5; static int au1000_debug = 3; #endif -#define DRV_NAME "au1000eth" +#define DRV_NAME "au1000_eth" #define DRV_VERSION "1.5" #define DRV_AUTHOR "Pete Popov <ppopov@embeddedalley.com>" #define DRV_DESC "Au1xxx on-chip Ethernet driver" @@ -80,7 +80,7 @@ MODULE_LICENSE("GPL"); // prototypes static void hard_stop(struct net_device *); static void enable_rx_tx(struct net_device *dev); -static struct net_device * au1000_probe(u32 ioaddr, int irq, int port_num); +static struct net_device * au1000_probe(int port_num); static int au1000_init(struct net_device *); static int au1000_open(struct net_device *); static int au1000_close(struct net_device *); @@ -1160,12 +1160,27 @@ setup_hw_rings(struct au1000_private *aup, u32 rx_base, u32 tx_base) } static struct { - int port; u32 base_addr; u32 macen_addr; int irq; struct net_device *dev; -} iflist[2]; +} iflist[2] = { +#ifdef CONFIG_SOC_AU1000 + {AU1000_ETH0_BASE, AU1000_MAC0_ENABLE, AU1000_MAC0_DMA_INT}, + {AU1000_ETH1_BASE, AU1000_MAC1_ENABLE, AU1000_MAC1_DMA_INT} +#endif +#ifdef CONFIG_SOC_AU1100 + {AU1100_ETH0_BASE, AU1100_MAC0_ENABLE, AU1100_MAC0_DMA_INT} +#endif +#ifdef CONFIG_SOC_AU1500 + {AU1500_ETH0_BASE, AU1500_MAC0_ENABLE, AU1500_MAC0_DMA_INT}, + {AU1500_ETH1_BASE, AU1500_MAC1_ENABLE, AU1500_MAC1_DMA_INT} +#endif +#ifdef CONFIG_SOC_AU1550 + {AU1550_ETH0_BASE, AU1550_MAC0_ENABLE, AU1550_MAC0_DMA_INT}, + {AU1550_ETH1_BASE, AU1550_MAC1_ENABLE, AU1550_MAC1_DMA_INT} +#endif +}; static int num_ifs; @@ -1176,58 +1191,14 @@ static int num_ifs; */ static int __init au1000_init_module(void) { - struct cpuinfo_mips *c = ¤t_cpu_data; int ni = (int)((au_readl(SYS_PINFUNC) & (u32)(SYS_PF_NI2)) >> 4); struct net_device *dev; int i, found_one = 0; - switch (c->cputype) { -#ifdef CONFIG_SOC_AU1000 - case CPU_AU1000: - num_ifs = 2 - ni; - iflist[0].base_addr = AU1000_ETH0_BASE; - iflist[1].base_addr = AU1000_ETH1_BASE; - iflist[0].macen_addr = AU1000_MAC0_ENABLE; - iflist[1].macen_addr = AU1000_MAC1_ENABLE; - iflist[0].irq = AU1000_MAC0_DMA_INT; - iflist[1].irq = AU1000_MAC1_DMA_INT; - break; -#endif -#ifdef CONFIG_SOC_AU1100 - case CPU_AU1100: - num_ifs = 1 - ni; - iflist[0].base_addr = AU1100_ETH0_BASE; - iflist[0].macen_addr = AU1100_MAC0_ENABLE; - iflist[0].irq = AU1100_MAC0_DMA_INT; - break; -#endif -#ifdef CONFIG_SOC_AU1500 - case CPU_AU1500: - num_ifs = 2 - ni; - iflist[0].base_addr = AU1500_ETH0_BASE; - iflist[1].base_addr = AU1500_ETH1_BASE; - iflist[0].macen_addr = AU1500_MAC0_ENABLE; - iflist[1].macen_addr = AU1500_MAC1_ENABLE; - iflist[0].irq = AU1500_MAC0_DMA_INT; - iflist[1].irq = AU1500_MAC1_DMA_INT; - break; -#endif -#ifdef CONFIG_SOC_AU1550 - case CPU_AU1550: - num_ifs = 2 - ni; - iflist[0].base_addr = AU1550_ETH0_BASE; - iflist[1].base_addr = AU1550_ETH1_BASE; - iflist[0].macen_addr = AU1550_MAC0_ENABLE; - iflist[1].macen_addr = AU1550_MAC1_ENABLE; - iflist[0].irq = AU1550_MAC0_DMA_INT; - iflist[1].irq = AU1550_MAC1_DMA_INT; - break; -#endif - default: - num_ifs = 0; - } + num_ifs = NUM_ETH_INTERFACES - ni; + for(i = 0; i < num_ifs; i++) { - dev = au1000_probe(iflist[i].base_addr, iflist[i].irq, i); + dev = au1000_probe(i); iflist[i].dev = dev; if (dev) found_one++; @@ -1436,8 +1407,7 @@ static struct ethtool_ops au1000_ethtool_ops = { .get_link = au1000_get_link }; -static struct net_device * -au1000_probe(u32 ioaddr, int irq, int port_num) +static struct net_device * au1000_probe(int port_num) { static unsigned version_printed = 0; struct au1000_private *aup = NULL; @@ -1445,94 +1415,95 @@ au1000_probe(u32 ioaddr, int irq, int port_num) db_dest_t *pDB, *pDBfree; char *pmac, *argptr; char ethaddr[6]; - int i, err; + int irq, i, err; + u32 base, macen; + + if (port_num >= NUM_ETH_INTERFACES) + return NULL; - if (!request_mem_region(CPHYSADDR(ioaddr), MAC_IOSIZE, "Au1x00 ENET")) + base = CPHYSADDR(iflist[port_num].base_addr ); + macen = CPHYSADDR(iflist[port_num].macen_addr); + irq = iflist[port_num].irq; + + if (!request_mem_region( base, MAC_IOSIZE, "Au1x00 ENET") || + !request_mem_region(macen, 4, "Au1x00 ENET")) return NULL; - if (version_printed++ == 0) + if (version_printed++ == 0) printk("%s version %s %s\n", DRV_NAME, DRV_VERSION, DRV_AUTHOR); dev = alloc_etherdev(sizeof(struct au1000_private)); if (!dev) { - printk (KERN_ERR "au1000 eth: alloc_etherdev failed\n"); + printk(KERN_ERR "%s: alloc_etherdev failed\n", DRV_NAME); return NULL; } - if ((err = register_netdev(dev))) { - printk(KERN_ERR "Au1x_eth Cannot register net device err %d\n", - err); + if ((err = register_netdev(dev)) != 0) { + printk(KERN_ERR "%s: Cannot register net device, error %d\n", + DRV_NAME, err); free_netdev(dev); return NULL; } - printk("%s: Au1x Ethernet found at 0x%x, irq %d\n", - dev->name, ioaddr, irq); + printk("%s: Au1xx0 Ethernet found at 0x%x, irq %d\n", + dev->name, base, irq); aup = dev->priv; /* Allocate the data buffers */ /* Snooping works fine with eth on all au1xxx */ - aup->vaddr = (u32)dma_alloc_noncoherent(NULL, - MAX_BUF_SIZE * (NUM_TX_BUFFS+NUM_RX_BUFFS), - &aup->dma_addr, - 0); + aup->vaddr = (u32)dma_alloc_noncoherent(NULL, MAX_BUF_SIZE * + (NUM_TX_BUFFS + NUM_RX_BUFFS), + &aup->dma_addr, 0); if (!aup->vaddr) { free_netdev(dev); - release_mem_region(CPHYSADDR(ioaddr), MAC_IOSIZE); + release_mem_region( base, MAC_IOSIZE); + release_mem_region(macen, 4); return NULL; } /* aup->mac is the base address of the MAC's registers */ - aup->mac = (volatile mac_reg_t *)((unsigned long)ioaddr); + aup->mac = (volatile mac_reg_t *)iflist[port_num].base_addr; + /* Setup some variables for quick register address access */ - if (ioaddr == iflist[0].base_addr) - { - /* check env variables first */ - if (!get_ethernet_addr(ethaddr)) { + aup->enable = (volatile u32 *)iflist[port_num].macen_addr; + aup->mac_id = port_num; + au_macs[port_num] = aup; + + if (port_num == 0) { + /* Check the environment variables first */ + if (get_ethernet_addr(ethaddr) == 0) memcpy(au1000_mac_addr, ethaddr, sizeof(au1000_mac_addr)); - } else { + else { /* Check command line */ argptr = prom_getcmdline(); - if ((pmac = strstr(argptr, "ethaddr=")) == NULL) { - printk(KERN_INFO "%s: No mac address found\n", - dev->name); - /* use the hard coded mac addresses */ - } else { + if ((pmac = strstr(argptr, "ethaddr=")) == NULL) + printk(KERN_INFO "%s: No MAC address found\n", + dev->name); + /* Use the hard coded MAC addresses */ + else { str2eaddr(ethaddr, pmac + strlen("ethaddr=")); memcpy(au1000_mac_addr, ethaddr, - sizeof(au1000_mac_addr)); + sizeof(au1000_mac_addr)); } } - aup->enable = (volatile u32 *) - ((unsigned long)iflist[0].macen_addr); - memcpy(dev->dev_addr, au1000_mac_addr, sizeof(au1000_mac_addr)); + setup_hw_rings(aup, MAC0_RX_DMA_ADDR, MAC0_TX_DMA_ADDR); - aup->mac_id = 0; - au_macs[0] = aup; - } - else - if (ioaddr == iflist[1].base_addr) - { - aup->enable = (volatile u32 *) - ((unsigned long)iflist[1].macen_addr); - memcpy(dev->dev_addr, au1000_mac_addr, sizeof(au1000_mac_addr)); - dev->dev_addr[4] += 0x10; + } else if (port_num == 1) setup_hw_rings(aup, MAC1_RX_DMA_ADDR, MAC1_TX_DMA_ADDR); - aup->mac_id = 1; - au_macs[1] = aup; - } - else - { - printk(KERN_ERR "%s: bad ioaddr\n", dev->name); - } - /* bring the device out of reset, otherwise probing the mii - * will hang */ + /* + * Assign to the Ethernet ports two consecutive MAC addresses + * to match those that are printed on their stickers + */ + memcpy(dev->dev_addr, au1000_mac_addr, sizeof(au1000_mac_addr)); + dev->dev_addr[5] += port_num; + + /* Bring the device out of reset, otherwise probing the MII will hang */ *aup->enable = MAC_EN_CLOCK_ENABLE; au_sync_delay(2); - *aup->enable = MAC_EN_RESET0 | MAC_EN_RESET1 | - MAC_EN_RESET2 | MAC_EN_CLOCK_ENABLE; + *aup->enable = MAC_EN_RESET0 | MAC_EN_RESET1 | MAC_EN_RESET2 | + MAC_EN_CLOCK_ENABLE; au_sync_delay(2); aup->mii = kmalloc(sizeof(struct mii_phy), GFP_KERNEL); @@ -1581,7 +1552,7 @@ au1000_probe(u32 ioaddr, int irq, int port_num) } spin_lock_init(&aup->lock); - dev->base_addr = ioaddr; + dev->base_addr = base; dev->irq = irq; dev->open = au1000_open; dev->hard_start_xmit = au1000_tx; @@ -1615,13 +1586,12 @@ err_out: if (aup->tx_db_inuse[i]) ReleaseDB(aup, aup->tx_db_inuse[i]); } - dma_free_noncoherent(NULL, - MAX_BUF_SIZE * (NUM_TX_BUFFS+NUM_RX_BUFFS), - (void *)aup->vaddr, - aup->dma_addr); + dma_free_noncoherent(NULL, MAX_BUF_SIZE * (NUM_TX_BUFFS + NUM_RX_BUFFS), + (void *)aup->vaddr, aup->dma_addr); unregister_netdev(dev); free_netdev(dev); - release_mem_region(CPHYSADDR(ioaddr), MAC_IOSIZE); + release_mem_region( base, MAC_IOSIZE); + release_mem_region(macen, 4); return NULL; } @@ -1806,20 +1776,18 @@ static void __exit au1000_cleanup_module(void) aup = (struct au1000_private *) dev->priv; unregister_netdev(dev); kfree(aup->mii); - for (j = 0; j < NUM_RX_DMA; j++) { + for (j = 0; j < NUM_RX_DMA; j++) if (aup->rx_db_inuse[j]) ReleaseDB(aup, aup->rx_db_inuse[j]); - } - for (j = 0; j < NUM_TX_DMA; j++) { + for (j = 0; j < NUM_TX_DMA; j++) if (aup->tx_db_inuse[j]) ReleaseDB(aup, aup->tx_db_inuse[j]); - } - dma_free_noncoherent(NULL, - MAX_BUF_SIZE * (NUM_TX_BUFFS+NUM_RX_BUFFS), - (void *)aup->vaddr, - aup->dma_addr); + dma_free_noncoherent(NULL, MAX_BUF_SIZE * + (NUM_TX_BUFFS + NUM_RX_BUFFS), + (void *)aup->vaddr, aup->dma_addr); + release_mem_region(dev->base_addr, MAC_IOSIZE); + release_mem_region(CPHYSADDR(iflist[i].macen_addr), 4); free_netdev(dev); - release_mem_region(CPHYSADDR(iflist[i].base_addr), MAC_IOSIZE); } } } diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c index ac48f754350..39f36aa05aa 100644 --- a/drivers/net/cassini.c +++ b/drivers/net/cassini.c @@ -4877,7 +4877,7 @@ static int __devinit cas_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { static int cas_version_printed = 0; - unsigned long casreg_base, casreg_len; + unsigned long casreg_len; struct net_device *dev; struct cas *cp; int i, err, pci_using_dac; @@ -4972,7 +4972,6 @@ static int __devinit cas_init_one(struct pci_dev *pdev, pci_using_dac = 0; } - casreg_base = pci_resource_start(pdev, 0); casreg_len = pci_resource_len(pdev, 0); cp = netdev_priv(dev); @@ -5024,7 +5023,7 @@ static int __devinit cas_init_one(struct pci_dev *pdev, cp->timer_ticks = 0; /* give us access to cassini registers */ - cp->regs = ioremap(casreg_base, casreg_len); + cp->regs = pci_iomap(pdev, 0, casreg_len); if (cp->regs == 0UL) { printk(KERN_ERR PFX "Cannot map device registers, " "aborting.\n"); @@ -5123,7 +5122,7 @@ err_out_iounmap: cas_shutdown(cp); mutex_unlock(&cp->pm_mutex); - iounmap(cp->regs); + pci_iounmap(pdev, cp->regs); err_out_free_res: @@ -5171,7 +5170,7 @@ static void __devexit cas_remove_one(struct pci_dev *pdev) #endif pci_free_consistent(pdev, sizeof(struct cas_init_block), cp->init_block, cp->block_dvma); - iounmap(cp->regs); + pci_iounmap(pdev, cp->regs); free_netdev(dev); pci_release_regions(pdev); pci_disable_device(pdev); diff --git a/drivers/net/e1000/Makefile b/drivers/net/e1000/Makefile index ca9f89552da..5dea2b7dea4 100644 --- a/drivers/net/e1000/Makefile +++ b/drivers/net/e1000/Makefile @@ -1,7 +1,7 @@ ################################################################################ # # -# Copyright(c) 1999 - 2003 Intel Corporation. All rights reserved. +# Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. # # This program is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by the Free @@ -22,6 +22,7 @@ # # Contact Information: # Linux NICS <linux.nics@intel.com> +# e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> # Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 # ################################################################################ diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h index 281de41d030..2bc34fbfa69 100644 --- a/drivers/net/e1000/e1000.h +++ b/drivers/net/e1000/e1000.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ @@ -114,6 +115,8 @@ struct e1000_adapter; /* Supported Rx Buffer Sizes */ #define E1000_RXBUFFER_128 128 /* Used for packet split */ #define E1000_RXBUFFER_256 256 /* Used for packet split */ +#define E1000_RXBUFFER_512 512 +#define E1000_RXBUFFER_1024 1024 #define E1000_RXBUFFER_2048 2048 #define E1000_RXBUFFER_4096 4096 #define E1000_RXBUFFER_8192 8192 @@ -334,7 +337,6 @@ struct e1000_adapter { boolean_t have_msi; #endif /* to not mess up cache alignment, always add to the bottom */ - boolean_t txb2b; #ifdef NETIF_F_TSO boolean_t tso_force; #endif diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c index ecccca35c6f..cfdf0b24ffc 100644 --- a/drivers/net/e1000/e1000_ethtool.c +++ b/drivers/net/e1000/e1000_ethtool.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ @@ -864,15 +865,15 @@ static int e1000_intr_test(struct e1000_adapter *adapter, uint64_t *data) { struct net_device *netdev = adapter->netdev; - uint32_t mask, i=0, shared_int = TRUE; - uint32_t irq = adapter->pdev->irq; + uint32_t mask, i=0, shared_int = TRUE; + uint32_t irq = adapter->pdev->irq; *data = 0; /* Hook up test interrupt handler just for this test */ - if (!request_irq(irq, &e1000_test_intr, 0, netdev->name, netdev)) { - shared_int = FALSE; - } else if (request_irq(irq, &e1000_test_intr, SA_SHIRQ, + if (!request_irq(irq, &e1000_test_intr, 0, netdev->name, netdev)) { + shared_int = FALSE; + } else if (request_irq(irq, &e1000_test_intr, SA_SHIRQ, netdev->name, netdev)){ *data = 1; return -1; @@ -888,22 +889,22 @@ e1000_intr_test(struct e1000_adapter *adapter, uint64_t *data) /* Interrupt to test */ mask = 1 << i; - if (!shared_int) { - /* Disable the interrupt to be reported in - * the cause register and then force the same - * interrupt and see if one gets posted. If - * an interrupt was posted to the bus, the - * test failed. - */ - adapter->test_icr = 0; - E1000_WRITE_REG(&adapter->hw, IMC, mask); - E1000_WRITE_REG(&adapter->hw, ICS, mask); - msec_delay(10); - - if (adapter->test_icr & mask) { - *data = 3; - break; - } + if (!shared_int) { + /* Disable the interrupt to be reported in + * the cause register and then force the same + * interrupt and see if one gets posted. If + * an interrupt was posted to the bus, the + * test failed. + */ + adapter->test_icr = 0; + E1000_WRITE_REG(&adapter->hw, IMC, mask); + E1000_WRITE_REG(&adapter->hw, ICS, mask); + msec_delay(10); + + if (adapter->test_icr & mask) { + *data = 3; + break; + } } /* Enable the interrupt to be reported in @@ -922,7 +923,7 @@ e1000_intr_test(struct e1000_adapter *adapter, uint64_t *data) break; } - if (!shared_int) { + if (!shared_int) { /* Disable the other interrupts to be reported in * the cause register and then force the other * interrupts and see if any get posted. If diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c index 523c2c9fc0a..3959039b16e 100644 --- a/drivers/net/e1000/e1000_hw.c +++ b/drivers/net/e1000/e1000_hw.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ @@ -764,7 +765,7 @@ e1000_init_hw(struct e1000_hw *hw) } if (hw->mac_type == e1000_82573) { - e1000_enable_tx_pkt_filtering(hw); + e1000_enable_tx_pkt_filtering(hw); } switch (hw->mac_type) { @@ -860,7 +861,7 @@ e1000_adjust_serdes_amplitude(struct e1000_hw *hw) if(eeprom_data != EEPROM_RESERVED_WORD) { /* Adjust SERDES output amplitude only. */ - eeprom_data &= EEPROM_SERDES_AMPLITUDE_MASK; + eeprom_data &= EEPROM_SERDES_AMPLITUDE_MASK; ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_EXT_CTRL, eeprom_data); if(ret_val) return ret_val; @@ -1227,7 +1228,7 @@ e1000_copper_link_igp_setup(struct e1000_hw *hw) if (hw->phy_reset_disable) return E1000_SUCCESS; - + ret_val = e1000_phy_reset(hw); if (ret_val) { DEBUGOUT("Error Resetting the PHY\n"); @@ -1369,7 +1370,7 @@ e1000_copper_link_ggp_setup(struct e1000_hw *hw) DEBUGFUNC("e1000_copper_link_ggp_setup"); if(!hw->phy_reset_disable) { - + /* Enable CRS on TX for half-duplex operation. */ ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, &phy_data); @@ -1518,7 +1519,7 @@ e1000_copper_link_mgp_setup(struct e1000_hw *hw) if(hw->phy_reset_disable) return E1000_SUCCESS; - + /* Enable CRS on TX. This must be set for half-duplex operation. */ ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); if(ret_val) @@ -1664,7 +1665,7 @@ e1000_copper_link_autoneg(struct e1000_hw *hw) * collision distance in the Transmit Control Register. * 2) Set up flow control on the MAC to that established with * the link partner. -* 3) Config DSP to improve Gigabit link quality for some PHY revisions. +* 3) Config DSP to improve Gigabit link quality for some PHY revisions. * * hw - Struct containing variables accessed by shared code ******************************************************************************/ @@ -1673,7 +1674,7 @@ e1000_copper_link_postconfig(struct e1000_hw *hw) { int32_t ret_val; DEBUGFUNC("e1000_copper_link_postconfig"); - + if(hw->mac_type >= e1000_82544) { e1000_config_collision_dist(hw); } else { @@ -1697,7 +1698,7 @@ e1000_copper_link_postconfig(struct e1000_hw *hw) return ret_val; } } - + return E1000_SUCCESS; } @@ -1753,11 +1754,11 @@ e1000_setup_copper_link(struct e1000_hw *hw) } if(hw->autoneg) { - /* Setup autoneg and flow control advertisement - * and perform autonegotiation */ + /* Setup autoneg and flow control advertisement + * and perform autonegotiation */ ret_val = e1000_copper_link_autoneg(hw); if(ret_val) - return ret_val; + return ret_val; } else { /* PHY will be set to 10H, 10F, 100H,or 100F * depending on value from forced_speed_duplex. */ @@ -1785,7 +1786,7 @@ e1000_setup_copper_link(struct e1000_hw *hw) ret_val = e1000_copper_link_postconfig(hw); if(ret_val) return ret_val; - + DEBUGOUT("Valid link established!!!\n"); return E1000_SUCCESS; } @@ -1983,7 +1984,7 @@ e1000_phy_setup_autoneg(struct e1000_hw *hw) DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg); - ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg); + ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg); if(ret_val) return ret_val; @@ -2272,7 +2273,7 @@ e1000_config_mac_to_phy(struct e1000_hw *hw) DEBUGFUNC("e1000_config_mac_to_phy"); - /* 82544 or newer MAC, Auto Speed Detection takes care of + /* 82544 or newer MAC, Auto Speed Detection takes care of * MAC speed/duplex configuration.*/ if (hw->mac_type >= e1000_82544) return E1000_SUCCESS; @@ -2291,9 +2292,9 @@ e1000_config_mac_to_phy(struct e1000_hw *hw) if(ret_val) return ret_val; - if(phy_data & M88E1000_PSSR_DPLX) + if(phy_data & M88E1000_PSSR_DPLX) ctrl |= E1000_CTRL_FD; - else + else ctrl &= ~E1000_CTRL_FD; e1000_config_collision_dist(hw); @@ -2492,10 +2493,10 @@ e1000_config_fc_after_link_up(struct e1000_hw *hw) */ if(hw->original_fc == e1000_fc_full) { hw->fc = e1000_fc_full; - DEBUGOUT("Flow Control = FULL.\r\n"); + DEBUGOUT("Flow Control = FULL.\n"); } else { hw->fc = e1000_fc_rx_pause; - DEBUGOUT("Flow Control = RX PAUSE frames only.\r\n"); + DEBUGOUT("Flow Control = RX PAUSE frames only.\n"); } } /* For receiving PAUSE frames ONLY. @@ -2511,7 +2512,7 @@ e1000_config_fc_after_link_up(struct e1000_hw *hw) (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) { hw->fc = e1000_fc_tx_pause; - DEBUGOUT("Flow Control = TX PAUSE frames only.\r\n"); + DEBUGOUT("Flow Control = TX PAUSE frames only.\n"); } /* For transmitting PAUSE frames ONLY. * @@ -2526,7 +2527,7 @@ e1000_config_fc_after_link_up(struct e1000_hw *hw) !(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) { hw->fc = e1000_fc_rx_pause; - DEBUGOUT("Flow Control = RX PAUSE frames only.\r\n"); + DEBUGOUT("Flow Control = RX PAUSE frames only.\n"); } /* Per the IEEE spec, at this point flow control should be * disabled. However, we want to consider that we could @@ -2552,10 +2553,10 @@ e1000_config_fc_after_link_up(struct e1000_hw *hw) hw->original_fc == e1000_fc_tx_pause) || hw->fc_strict_ieee) { hw->fc = e1000_fc_none; - DEBUGOUT("Flow Control = NONE.\r\n"); + DEBUGOUT("Flow Control = NONE.\n"); } else { hw->fc = e1000_fc_rx_pause; - DEBUGOUT("Flow Control = RX PAUSE frames only.\r\n"); + DEBUGOUT("Flow Control = RX PAUSE frames only.\n"); } /* Now we need to do one last check... If we auto- @@ -2580,7 +2581,7 @@ e1000_config_fc_after_link_up(struct e1000_hw *hw) return ret_val; } } else { - DEBUGOUT("Copper PHY and Auto Neg has not completed.\r\n"); + DEBUGOUT("Copper PHY and Auto Neg has not completed.\n"); } } return E1000_SUCCESS; @@ -2763,7 +2764,7 @@ e1000_check_for_link(struct e1000_hw *hw) hw->autoneg_failed = 1; return 0; } - DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\r\n"); + DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n"); /* Disable auto-negotiation in the TXCW register */ E1000_WRITE_REG(hw, TXCW, (hw->txcw & ~E1000_TXCW_ANE)); @@ -2788,7 +2789,7 @@ e1000_check_for_link(struct e1000_hw *hw) else if(((hw->media_type == e1000_media_type_fiber) || (hw->media_type == e1000_media_type_internal_serdes)) && (ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) { - DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\r\n"); + DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n"); E1000_WRITE_REG(hw, TXCW, hw->txcw); E1000_WRITE_REG(hw, CTRL, (ctrl & ~E1000_CTRL_SLU)); @@ -2851,13 +2852,13 @@ e1000_get_speed_and_duplex(struct e1000_hw *hw, if(status & E1000_STATUS_FD) { *duplex = FULL_DUPLEX; - DEBUGOUT("Full Duplex\r\n"); + DEBUGOUT("Full Duplex\n"); } else { *duplex = HALF_DUPLEX; - DEBUGOUT(" Half Duplex\r\n"); + DEBUGOUT(" Half Duplex\n"); } } else { - DEBUGOUT("1000 Mbs, Full Duplex\r\n"); + DEBUGOUT("1000 Mbs, Full Duplex\n"); *speed = SPEED_1000; *duplex = FULL_DUPLEX; } @@ -2883,7 +2884,7 @@ e1000_get_speed_and_duplex(struct e1000_hw *hw, } } - if ((hw->mac_type == e1000_80003es2lan) && + if ((hw->mac_type == e1000_80003es2lan) && (hw->media_type == e1000_media_type_copper)) { if (*speed == SPEED_1000) ret_val = e1000_configure_kmrn_for_1000(hw); @@ -3159,7 +3160,7 @@ e1000_read_phy_reg(struct e1000_hw *hw, if (e1000_swfw_sync_acquire(hw, swfw)) return -E1000_ERR_SWFW_SYNC; - if((hw->phy_type == e1000_phy_igp || + if((hw->phy_type == e1000_phy_igp || hw->phy_type == e1000_phy_igp_2) && (reg_addr > MAX_PHY_MULTI_PAGE_REG)) { ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT, @@ -3298,7 +3299,7 @@ e1000_write_phy_reg(struct e1000_hw *hw, if (e1000_swfw_sync_acquire(hw, swfw)) return -E1000_ERR_SWFW_SYNC; - if((hw->phy_type == e1000_phy_igp || + if((hw->phy_type == e1000_phy_igp || hw->phy_type == e1000_phy_igp_2) && (reg_addr > MAX_PHY_MULTI_PAGE_REG)) { ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT, @@ -3496,22 +3497,22 @@ e1000_phy_hw_reset(struct e1000_hw *hw) } /* Read the device control register and assert the E1000_CTRL_PHY_RST * bit. Then, take it out of reset. - * For pre-e1000_82571 hardware, we delay for 10ms between the assert + * For pre-e1000_82571 hardware, we delay for 10ms between the assert * and deassert. For e1000_82571 hardware and later, we instead delay * for 50us between and 10ms after the deassertion. */ ctrl = E1000_READ_REG(hw, CTRL); E1000_WRITE_REG(hw, CTRL, ctrl | E1000_CTRL_PHY_RST); E1000_WRITE_FLUSH(hw); - - if (hw->mac_type < e1000_82571) + + if (hw->mac_type < e1000_82571) msec_delay(10); else udelay(100); - + E1000_WRITE_REG(hw, CTRL, ctrl); E1000_WRITE_FLUSH(hw); - + if (hw->mac_type >= e1000_82571) msec_delay(10); e1000_swfw_sync_release(hw, swfw); @@ -3815,7 +3816,7 @@ e1000_phy_m88_get_info(struct e1000_hw *hw, /* Check polarity status */ ret_val = e1000_check_polarity(hw, &polarity); if(ret_val) - return ret_val; + return ret_val; phy_info->cable_polarity = polarity; ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); @@ -4540,14 +4541,14 @@ e1000_read_eeprom_eerd(struct e1000_hw *hw, E1000_WRITE_REG(hw, EERD, eerd); error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_READ); - + if(error) { break; } data[i] = (E1000_READ_REG(hw, EERD) >> E1000_EEPROM_RW_REG_DATA); - + } - + return error; } @@ -4573,24 +4574,24 @@ e1000_write_eeprom_eewr(struct e1000_hw *hw, return -E1000_ERR_SWFW_SYNC; for (i = 0; i < words; i++) { - register_value = (data[i] << E1000_EEPROM_RW_REG_DATA) | - ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) | + register_value = (data[i] << E1000_EEPROM_RW_REG_DATA) | + ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) | E1000_EEPROM_RW_REG_START; error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE); if(error) { break; - } + } E1000_WRITE_REG(hw, EEWR, register_value); - + error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE); - + if(error) { break; - } + } } - + e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM); return error; } @@ -4610,7 +4611,7 @@ e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd) for(i = 0; i < attempts; i++) { if(eerd == E1000_EEPROM_POLL_READ) reg = E1000_READ_REG(hw, EERD); - else + else reg = E1000_READ_REG(hw, EEWR); if(reg & E1000_EEPROM_RW_REG_DONE) { @@ -5135,7 +5136,7 @@ e1000_mc_addr_list_update(struct e1000_hw *hw, uint32_t i; uint32_t num_rar_entry; uint32_t num_mta_entry; - + DEBUGFUNC("e1000_mc_addr_list_update"); /* Set the new number of MC addresses that we are being requested to use. */ @@ -6240,7 +6241,7 @@ e1000_check_polarity(struct e1000_hw *hw, * 1 - Downshift ocured. * * returns: - E1000_ERR_XXX - * E1000_SUCCESS + * E1000_SUCCESS * * For phy's older then IGP, this function reads the Downshift bit in the Phy * Specific Status register. For IGP phy's, it reads the Downgrade bit in the @@ -6255,7 +6256,7 @@ e1000_check_downshift(struct e1000_hw *hw) DEBUGFUNC("e1000_check_downshift"); - if(hw->phy_type == e1000_phy_igp || + if(hw->phy_type == e1000_phy_igp || hw->phy_type == e1000_phy_igp_2) { ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH, &phy_data); @@ -6684,8 +6685,8 @@ e1000_set_d0_lplu_state(struct e1000_hw *hw, } else { - - phy_data |= IGP02E1000_PM_D0_LPLU; + + phy_data |= IGP02E1000_PM_D0_LPLU; ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data); if (ret_val) return ret_val; @@ -6777,7 +6778,7 @@ int32_t e1000_host_if_read_cookie(struct e1000_hw * hw, uint8_t *buffer) { uint8_t i; - uint32_t offset = E1000_MNG_DHCP_COOKIE_OFFSET; + uint32_t offset = E1000_MNG_DHCP_COOKIE_OFFSET; uint8_t length = E1000_MNG_DHCP_COOKIE_LENGTH; length = (length >> 2); @@ -6796,7 +6797,7 @@ e1000_host_if_read_cookie(struct e1000_hw * hw, uint8_t *buffer) * and also checks whether the previous command is completed. * It busy waits in case of previous command is not completed. * - * returns: - E1000_ERR_HOST_INTERFACE_COMMAND in case if is not ready or + * returns: - E1000_ERR_HOST_INTERFACE_COMMAND in case if is not ready or * timeout * - E1000_SUCCESS for success. ****************************************************************************/ @@ -6820,7 +6821,7 @@ e1000_mng_enable_host_if(struct e1000_hw * hw) msec_delay_irq(1); } - if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) { + if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) { DEBUGOUT("Previous command timeout failed .\n"); return -E1000_ERR_HOST_INTERFACE_COMMAND; } diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h index 150e45e30f8..467c9ed944f 100644 --- a/drivers/net/e1000/e1000_hw.h +++ b/drivers/net/e1000/e1000_hw.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ @@ -374,7 +375,7 @@ struct e1000_host_mng_dhcp_cookie{ }; #endif -int32_t e1000_mng_write_dhcp_info(struct e1000_hw *hw, uint8_t *buffer, +int32_t e1000_mng_write_dhcp_info(struct e1000_hw *hw, uint8_t *buffer, uint16_t length); boolean_t e1000_check_mng_mode(struct e1000_hw *hw); boolean_t e1000_enable_tx_pkt_filtering(struct e1000_hw *hw); @@ -1801,7 +1802,7 @@ struct e1000_hw { * value2 = [0..64512], default=4096 * value3 = [0..64512], default=0 */ - + #define E1000_PSRCTL_BSIZE0_MASK 0x0000007F #define E1000_PSRCTL_BSIZE1_MASK 0x00003F00 #define E1000_PSRCTL_BSIZE2_MASK 0x003F0000 diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index ed15fcaedaf..bd709e56277 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -22,51 +22,13 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ #include "e1000.h" -/* Change Log - * 7.0.33 3-Feb-2006 - * o Added another fix for the pass false carrier bit - * 7.0.32 24-Jan-2006 - * o Need to rebuild with noew version number for the pass false carrier - * fix in e1000_hw.c - * 7.0.30 18-Jan-2006 - * o fixup for tso workaround to disable it for pci-x - * o fix mem leak on 82542 - * o fixes for 10 Mb/s connections and incorrect stats - * 7.0.28 01/06/2006 - * o hardware workaround to only set "speed mode" bit for 1G link. - * 7.0.26 12/23/2005 - * o wake on lan support modified for device ID 10B5 - * o fix dhcp + vlan issue not making it to the iAMT firmware - * 7.0.24 12/9/2005 - * o New hardware support for the Gigabit NIC embedded in the south bridge - * o Fixes to the recycling logic (skb->tail) from IBM LTC - * 6.3.9 12/16/2005 - * o incorporate fix for recycled skbs from IBM LTC - * 6.3.7 11/18/2005 - * o Honor eeprom setting for enabling/disabling Wake On Lan - * 6.3.5 11/17/2005 - * o Fix memory leak in rx ring handling for PCI Express adapters - * 6.3.4 11/8/05 - * o Patch from Jesper Juhl to remove redundant NULL checks for kfree - * 6.3.2 9/20/05 - * o Render logic that sets/resets DRV_LOAD as inline functions to - * avoid code replication. If f/w is AMT then set DRV_LOAD only when - * network interface is open. - * o Handle DRV_LOAD set/reset in cases where AMT uses VLANs. - * o Adjust PBA partioning for Jumbo frames using MTU size and not - * rx_buffer_len - * 6.3.1 9/19/05 - * o Use adapter->tx_timeout_factor in Tx Hung Detect logic - * (e1000_clean_tx_irq) - * o Support for 8086:10B5 device (Quad Port) - */ - char e1000_driver_name[] = "e1000"; static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver"; #ifndef CONFIG_E1000_NAPI @@ -74,9 +36,9 @@ static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver"; #else #define DRIVERNAPI "-NAPI" #endif -#define DRV_VERSION "7.0.33-k2"DRIVERNAPI +#define DRV_VERSION "7.0.38-k4"DRIVERNAPI char e1000_driver_version[] = DRV_VERSION; -static char e1000_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; +static char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation."; /* e1000_pci_tbl - PCI Device ID Table * @@ -208,8 +170,8 @@ static void e1000_leave_82542_rst(struct e1000_adapter *adapter); static void e1000_tx_timeout(struct net_device *dev); static void e1000_reset_task(struct net_device *dev); static void e1000_smartspeed(struct e1000_adapter *adapter); -static inline int e1000_82547_fifo_workaround(struct e1000_adapter *adapter, - struct sk_buff *skb); +static int e1000_82547_fifo_workaround(struct e1000_adapter *adapter, + struct sk_buff *skb); static void e1000_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp); static void e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid); @@ -293,7 +255,7 @@ module_exit(e1000_exit_module); * @adapter: board private structure **/ -static inline void +static void e1000_irq_disable(struct e1000_adapter *adapter) { atomic_inc(&adapter->irq_sem); @@ -307,7 +269,7 @@ e1000_irq_disable(struct e1000_adapter *adapter) * @adapter: board private structure **/ -static inline void +static void e1000_irq_enable(struct e1000_adapter *adapter) { if (likely(atomic_dec_and_test(&adapter->irq_sem))) { @@ -348,10 +310,10 @@ e1000_update_mng_vlan(struct e1000_adapter *adapter) * For ASF and Pass Through versions of f/w this means that the * driver is no longer loaded. For AMT version (only with 82573) i * of the f/w this means that the netowrk i/f is closed. - * + * **/ -static inline void +static void e1000_release_hw_control(struct e1000_adapter *adapter) { uint32_t ctrl_ext; @@ -361,6 +323,7 @@ e1000_release_hw_control(struct e1000_adapter *adapter) switch (adapter->hw.mac_type) { case e1000_82571: case e1000_82572: + case e1000_80003es2lan: ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT); E1000_WRITE_REG(&adapter->hw, CTRL_EXT, ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD); @@ -379,13 +342,13 @@ e1000_release_hw_control(struct e1000_adapter *adapter) * @adapter: address of board private structure * * e1000_get_hw_control sets {CTRL_EXT|FWSM}:DRV_LOAD bit. - * For ASF and Pass Through versions of f/w this means that - * the driver is loaded. For AMT version (only with 82573) + * For ASF and Pass Through versions of f/w this means that + * the driver is loaded. For AMT version (only with 82573) * of the f/w this means that the netowrk i/f is open. - * + * **/ -static inline void +static void e1000_get_hw_control(struct e1000_adapter *adapter) { uint32_t ctrl_ext; @@ -394,6 +357,7 @@ e1000_get_hw_control(struct e1000_adapter *adapter) switch (adapter->hw.mac_type) { case e1000_82571: case e1000_82572: + case e1000_80003es2lan: ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT); E1000_WRITE_REG(&adapter->hw, CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_DRV_LOAD); @@ -421,7 +385,7 @@ e1000_up(struct e1000_adapter *adapter) uint16_t mii_reg; e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg); if (mii_reg & MII_CR_POWER_DOWN) - e1000_phy_reset(&adapter->hw); + e1000_phy_hw_reset(&adapter->hw); } e1000_set_multi(netdev); @@ -711,8 +675,8 @@ e1000_probe(struct pci_dev *pdev, DPRINTK(PROBE, INFO, "PHY reset is blocked due to SOL/IDER session.\n"); /* if ksp3, indicate if it's port a being setup */ - if (pdev->device == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 && - e1000_ksp3_port_a == 0) + if (pdev->device == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 && + e1000_ksp3_port_a == 0) adapter->ksp3_port_a = 1; e1000_ksp3_port_a++; /* Reset for multiple KP3 adapters */ @@ -740,9 +704,9 @@ e1000_probe(struct pci_dev *pdev, if (pci_using_dac) netdev->features |= NETIF_F_HIGHDMA; - /* hard_start_xmit is safe against parallel locking */ - netdev->features |= NETIF_F_LLTX; - + /* hard_start_xmit is safe against parallel locking */ + netdev->features |= NETIF_F_LLTX; + adapter->en_mng_pt = e1000_enable_mng_pass_thru(&adapter->hw); /* before reading the EEPROM, reset the controller to @@ -972,8 +936,8 @@ e1000_sw_init(struct e1000_adapter *adapter) pci_read_config_word(pdev, PCI_COMMAND, &hw->pci_cmd_word); - adapter->rx_buffer_len = E1000_RXBUFFER_2048; - adapter->rx_ps_bsize0 = E1000_RXBUFFER_256; + adapter->rx_buffer_len = MAXIMUM_ETHERNET_FRAME_SIZE; + adapter->rx_ps_bsize0 = E1000_RXBUFFER_128; hw->max_frame_size = netdev->mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE; hw->min_frame_size = MINIMUM_ETHERNET_FRAME_SIZE; @@ -1181,7 +1145,7 @@ e1000_close(struct net_device *netdev) * @start: address of beginning of memory * @len: length of memory **/ -static inline boolean_t +static boolean_t e1000_check_64k_bound(struct e1000_adapter *adapter, void *start, unsigned long len) { @@ -1599,14 +1563,21 @@ e1000_setup_rctl(struct e1000_adapter *adapter) rctl |= E1000_RCTL_LPE; /* Setup buffer sizes */ - if (adapter->hw.mac_type >= e1000_82571) { - /* We can now specify buffers in 1K increments. - * BSIZE and BSEX are ignored in this case. */ - rctl |= adapter->rx_buffer_len << 0x11; - } else { - rctl &= ~E1000_RCTL_SZ_4096; - rctl |= E1000_RCTL_BSEX; - switch (adapter->rx_buffer_len) { + rctl &= ~E1000_RCTL_SZ_4096; + rctl |= E1000_RCTL_BSEX; + switch (adapter->rx_buffer_len) { + case E1000_RXBUFFER_256: + rctl |= E1000_RCTL_SZ_256; + rctl &= ~E1000_RCTL_BSEX; + break; + case E1000_RXBUFFER_512: + rctl |= E1000_RCTL_SZ_512; + rctl &= ~E1000_RCTL_BSEX; + break; + case E1000_RXBUFFER_1024: + rctl |= E1000_RCTL_SZ_1024; + rctl &= ~E1000_RCTL_BSEX; + break; case E1000_RXBUFFER_2048: default: rctl |= E1000_RCTL_SZ_2048; @@ -1621,7 +1592,6 @@ e1000_setup_rctl(struct e1000_adapter *adapter) case E1000_RXBUFFER_16384: rctl |= E1000_RCTL_SZ_16384; break; - } } #ifndef CONFIG_E1000_DISABLE_PACKET_SPLIT @@ -1715,7 +1685,7 @@ e1000_configure_rx(struct e1000_adapter *adapter) if (hw->mac_type >= e1000_82571) { ctrl_ext = E1000_READ_REG(hw, CTRL_EXT); /* Reset delay timers after every interrupt */ - ctrl_ext |= E1000_CTRL_EXT_CANC; + ctrl_ext |= E1000_CTRL_EXT_INT_TIMER_CLR; #ifdef CONFIG_E1000_NAPI /* Auto-Mask interrupts upon ICR read. */ ctrl_ext |= E1000_CTRL_EXT_IAME; @@ -1807,7 +1777,7 @@ e1000_free_all_tx_resources(struct e1000_adapter *adapter) e1000_free_tx_resources(adapter, &adapter->tx_ring[i]); } -static inline void +static void e1000_unmap_and_free_tx_resource(struct e1000_adapter *adapter, struct e1000_buffer *buffer_info) { @@ -2247,6 +2217,7 @@ e1000_watchdog_task(struct e1000_adapter *adapter) if (link) { if (!netif_carrier_ok(netdev)) { + boolean_t txb2b = 1; e1000_get_speed_and_duplex(&adapter->hw, &adapter->link_speed, &adapter->link_duplex); @@ -2260,23 +2231,22 @@ e1000_watchdog_task(struct e1000_adapter *adapter) * and adjust the timeout factor */ netdev->tx_queue_len = adapter->tx_queue_len; adapter->tx_timeout_factor = 1; - adapter->txb2b = 1; switch (adapter->link_speed) { case SPEED_10: - adapter->txb2b = 0; + txb2b = 0; netdev->tx_queue_len = 10; adapter->tx_timeout_factor = 8; break; case SPEED_100: - adapter->txb2b = 0; + txb2b = 0; netdev->tx_queue_len = 100; /* maybe add some timeout factor ? */ break; } - if ((adapter->hw.mac_type == e1000_82571 || + if ((adapter->hw.mac_type == e1000_82571 || adapter->hw.mac_type == e1000_82572) && - adapter->txb2b == 0) { + txb2b == 0) { #define SPEED_MODE_BIT (1 << 21) uint32_t tarc0; tarc0 = E1000_READ_REG(&adapter->hw, TARC0); @@ -2400,7 +2370,7 @@ e1000_watchdog_task(struct e1000_adapter *adapter) #define E1000_TX_FLAGS_VLAN_MASK 0xffff0000 #define E1000_TX_FLAGS_VLAN_SHIFT 16 -static inline int +static int e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, struct sk_buff *skb) { @@ -2422,7 +2392,7 @@ e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, hdr_len = ((skb->h.raw - skb->data) + (skb->h.th->doff << 2)); mss = skb_shinfo(skb)->tso_size; - if (skb->protocol == ntohs(ETH_P_IP)) { + if (skb->protocol == htons(ETH_P_IP)) { skb->nh.iph->tot_len = 0; skb->nh.iph->check = 0; skb->h.th->check = @@ -2480,7 +2450,7 @@ e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, return FALSE; } -static inline boolean_t +static boolean_t e1000_tx_csum(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, struct sk_buff *skb) { @@ -2516,7 +2486,7 @@ e1000_tx_csum(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, #define E1000_MAX_TXD_PWR 12 #define E1000_MAX_DATA_PER_TXD (1<<E1000_MAX_TXD_PWR) -static inline int +static int e1000_tx_map(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, struct sk_buff *skb, unsigned int first, unsigned int max_per_txd, unsigned int nr_frags, unsigned int mss) @@ -2625,7 +2595,7 @@ e1000_tx_map(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, return count; } -static inline void +static void e1000_tx_queue(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, int tx_flags, int count) { @@ -2689,7 +2659,7 @@ e1000_tx_queue(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring, #define E1000_FIFO_HDR 0x10 #define E1000_82547_PAD_LEN 0x3E0 -static inline int +static int e1000_82547_fifo_workaround(struct e1000_adapter *adapter, struct sk_buff *skb) { uint32_t fifo_space = adapter->tx_fifo_size - adapter->tx_fifo_head; @@ -2716,7 +2686,7 @@ no_fifo_stall_required: } #define MINIMUM_DHCP_PACKET_SIZE 282 -static inline int +static int e1000_transfer_dhcp_info(struct e1000_adapter *adapter, struct sk_buff *skb) { struct e1000_hw *hw = &adapter->hw; @@ -2764,7 +2734,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) unsigned int nr_frags = 0; unsigned int mss = 0; int count = 0; - int tso; + int tso; unsigned int f; len -= skb->data_len; @@ -2777,7 +2747,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) #ifdef NETIF_F_TSO mss = skb_shinfo(skb)->tso_size; - /* The controller does a simple calculation to + /* The controller does a simple calculation to * make sure there is enough room in the FIFO before * initiating the DMA for each buffer. The calc is: * 4 = ceil(buffer len/mss). To make sure we don't @@ -2800,7 +2770,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) case e1000_82573: pull_size = min((unsigned int)4, skb->data_len); if (!__pskb_pull_tail(skb, pull_size)) { - printk(KERN_ERR + printk(KERN_ERR "__pskb_pull_tail failed.\n"); dev_kfree_skb_any(skb); return NETDEV_TX_OK; @@ -2901,7 +2871,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) /* Old method was to assume IPv4 packet by default if TSO was enabled. * 82571 hardware supports TSO capabilities for IPv6 as well... * no longer assume, we must. */ - if (likely(skb->protocol == ntohs(ETH_P_IP))) + if (likely(skb->protocol == htons(ETH_P_IP))) tx_flags |= E1000_TX_FLAGS_IPV4; e1000_tx_queue(adapter, tx_ring, tx_flags, @@ -2982,8 +2952,7 @@ e1000_change_mtu(struct net_device *netdev, int new_mtu) /* Adapter-specific max frame size limits. */ switch (adapter->hw.mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: + case e1000_undefined ... e1000_82542_rev2_1: if (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) { DPRINTK(PROBE, ERR, "Jumbo Frames not supported.\n"); return -EINVAL; @@ -3017,27 +2986,32 @@ e1000_change_mtu(struct net_device *netdev, int new_mtu) break; } - - if (adapter->hw.mac_type > e1000_82547_rev_2) { - adapter->rx_buffer_len = max_frame; - E1000_ROUNDUP(adapter->rx_buffer_len, 1024); - } else { - if(unlikely((adapter->hw.mac_type < e1000_82543) && - (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE))) { - DPRINTK(PROBE, ERR, "Jumbo Frames not supported " - "on 82542\n"); - return -EINVAL; - } else { - if(max_frame <= E1000_RXBUFFER_2048) - adapter->rx_buffer_len = E1000_RXBUFFER_2048; - else if(max_frame <= E1000_RXBUFFER_4096) - adapter->rx_buffer_len = E1000_RXBUFFER_4096; - else if(max_frame <= E1000_RXBUFFER_8192) - adapter->rx_buffer_len = E1000_RXBUFFER_8192; - else if(max_frame <= E1000_RXBUFFER_16384) - adapter->rx_buffer_len = E1000_RXBUFFER_16384; - } - } + /* NOTE: dev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN + * means we reserve 2 more, this pushes us to allocate from the next + * larger slab size + * i.e. RXBUFFER_2048 --> size-4096 slab */ + + if (max_frame <= E1000_RXBUFFER_256) + adapter->rx_buffer_len = E1000_RXBUFFER_256; + else if (max_frame <= E1000_RXBUFFER_512) + adapter->rx_buffer_len = E1000_RXBUFFER_512; + else if (max_frame <= E1000_RXBUFFER_1024) + adapter->rx_buffer_len = E1000_RXBUFFER_1024; + else if (max_frame <= E1000_RXBUFFER_2048) + adapter->rx_buffer_len = E1000_RXBUFFER_2048; + else if (max_frame <= E1000_RXBUFFER_4096) + adapter->rx_buffer_len = E1000_RXBUFFER_4096; + else if (max_frame <= E1000_RXBUFFER_8192) + adapter->rx_buffer_len = E1000_RXBUFFER_8192; + else if (max_frame <= E1000_RXBUFFER_16384) + adapter->rx_buffer_len = E1000_RXBUFFER_16384; + + /* adjust allocation if LPE protects us, and we aren't using SBP */ +#define MAXIMUM_ETHERNET_VLAN_SIZE 1522 + if (!adapter->hw.tbi_compatibility_on && + ((max_frame == MAXIMUM_ETHERNET_FRAME_SIZE) || + (max_frame == MAXIMUM_ETHERNET_VLAN_SIZE))) + adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE; netdev->mtu = new_mtu; @@ -3165,7 +3139,6 @@ e1000_update_stats(struct e1000_adapter *adapter) adapter->stats.crcerrs + adapter->stats.algnerrc + adapter->stats.ruc + adapter->stats.roc + adapter->stats.cexterr; - adapter->net_stats.rx_dropped = 0; adapter->net_stats.rx_length_errors = adapter->stats.ruc + adapter->stats.roc; adapter->net_stats.rx_crc_errors = adapter->stats.crcerrs; @@ -3391,13 +3364,15 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter, tx_ring->next_to_clean = i; - spin_lock(&tx_ring->tx_lock); - +#define TX_WAKE_THRESHOLD 32 if (unlikely(cleaned && netif_queue_stopped(netdev) && - netif_carrier_ok(netdev))) - netif_wake_queue(netdev); - - spin_unlock(&tx_ring->tx_lock); + netif_carrier_ok(netdev))) { + spin_lock(&tx_ring->tx_lock); + if (netif_queue_stopped(netdev) && + (E1000_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD)) + netif_wake_queue(netdev); + spin_unlock(&tx_ring->tx_lock); + } if (adapter->detect_tx_hung) { /* Detect a transmit hang in hardware, this serializes the @@ -3445,7 +3420,7 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter, * @sk_buff: socket buffer with received data **/ -static inline void +static void e1000_rx_checksum(struct e1000_adapter *adapter, uint32_t status_err, uint32_t csum, struct sk_buff *skb) @@ -3569,7 +3544,8 @@ e1000_clean_rx_irq(struct e1000_adapter *adapter, flags); length--; } else { - dev_kfree_skb_irq(skb); + /* recycle */ + buffer_info->skb = skb; goto next_desc; } } @@ -3677,6 +3653,7 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, i = rx_ring->next_to_clean; rx_desc = E1000_RX_DESC_PS(*rx_ring, i); staterr = le32_to_cpu(rx_desc->wb.middle.status_error); + buffer_info = &rx_ring->buffer_info[i]; while (staterr & E1000_RXD_STAT_DD) { buffer_info = &rx_ring->buffer_info[i]; @@ -3737,9 +3714,9 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, /* page alloc/put takes too long and effects small packet * throughput, so unsplit small packets and save the alloc/put*/ - if (l1 && ((length + l1) < E1000_CB_LENGTH)) { + if (l1 && ((length + l1) <= adapter->rx_ps_bsize0)) { u8 *vaddr; - /* there is no documentation about how to call + /* there is no documentation about how to call * kmap_atomic, so we can't hold the mapping * very long */ pci_dma_sync_single_for_cpu(pdev, @@ -4159,7 +4136,7 @@ e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) spin_unlock_irqrestore(&adapter->stats_lock, flags); return -EIO; } - if (adapter->hw.phy_type == e1000_media_type_copper) { + if (adapter->hw.media_type == e1000_media_type_copper) { switch (data->reg_num) { case PHY_CTRL: if (mii_reg & MII_CR_POWER_DOWN) @@ -4518,21 +4495,13 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state) E1000_WRITE_REG(&adapter->hw, WUC, E1000_WUC_PME_EN); E1000_WRITE_REG(&adapter->hw, WUFC, wufc); - retval = pci_enable_wake(pdev, PCI_D3hot, 1); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 wake\n"); - retval = pci_enable_wake(pdev, PCI_D3cold, 1); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 cold wake\n"); + pci_enable_wake(pdev, PCI_D3hot, 1); + pci_enable_wake(pdev, PCI_D3cold, 1); } else { E1000_WRITE_REG(&adapter->hw, WUC, 0); E1000_WRITE_REG(&adapter->hw, WUFC, 0); - retval = pci_enable_wake(pdev, PCI_D3hot, 0); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 wake\n"); - retval = pci_enable_wake(pdev, PCI_D3cold, 0); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 cold wake\n"); + pci_enable_wake(pdev, PCI_D3hot, 0); + pci_enable_wake(pdev, PCI_D3cold, 0); } if (adapter->hw.mac_type >= e1000_82540 && @@ -4541,13 +4510,8 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state) if (manc & E1000_MANC_SMBUS_EN) { manc |= E1000_MANC_ARP_EN; E1000_WRITE_REG(&adapter->hw, MANC, manc); - retval = pci_enable_wake(pdev, PCI_D3hot, 1); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 wake\n"); - retval = pci_enable_wake(pdev, PCI_D3cold, 1); - if (retval) - DPRINTK(PROBE, ERR, - "Error enabling D3 cold wake\n"); + pci_enable_wake(pdev, PCI_D3hot, 1); + pci_enable_wake(pdev, PCI_D3cold, 1); } } @@ -4557,9 +4521,7 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state) pci_disable_device(pdev); - retval = pci_set_power_state(pdev, pci_choose_state(pdev, state)); - if (retval) - DPRINTK(PROBE, ERR, "Error in setting power state\n"); + pci_set_power_state(pdev, pci_choose_state(pdev, state)); return 0; } @@ -4570,22 +4532,15 @@ e1000_resume(struct pci_dev *pdev) { struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); - int retval; uint32_t manc, ret_val; - retval = pci_set_power_state(pdev, PCI_D0); - if (retval) - DPRINTK(PROBE, ERR, "Error in setting power state\n"); + pci_set_power_state(pdev, PCI_D0); e1000_pci_restore_state(adapter); ret_val = pci_enable_device(pdev); pci_set_master(pdev); - retval = pci_enable_wake(pdev, PCI_D3hot, 0); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 wake\n"); - retval = pci_enable_wake(pdev, PCI_D3cold, 0); - if (retval) - DPRINTK(PROBE, ERR, "Error enabling D3 cold wake\n"); + pci_enable_wake(pdev, PCI_D3hot, 0); + pci_enable_wake(pdev, PCI_D3cold, 0); e1000_reset(adapter); E1000_WRITE_REG(&adapter->hw, WUS, ~0); diff --git a/drivers/net/e1000/e1000_osdep.h b/drivers/net/e1000/e1000_osdep.h index 9790db974dc..048d052be29 100644 --- a/drivers/net/e1000/e1000_osdep.h +++ b/drivers/net/e1000/e1000_osdep.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ diff --git a/drivers/net/e1000/e1000_param.c b/drivers/net/e1000/e1000_param.c index e0a4d37d1b8..e55f8969a0f 100644 --- a/drivers/net/e1000/e1000_param.c +++ b/drivers/net/e1000/e1000_param.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -22,6 +22,7 @@ Contact Information: Linux NICS <linux.nics@intel.com> + e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 *******************************************************************************/ diff --git a/drivers/net/epic100.c b/drivers/net/epic100.c index 2f7b86837fe..8d680ce600d 100644 --- a/drivers/net/epic100.c +++ b/drivers/net/epic100.c @@ -21,15 +21,15 @@ http://www.scyld.com/network/epic100.html --------------------------------------------------------------------- - + Linux kernel-specific changes: - + LK1.1.2 (jgarzik): * Merge becker version 1.09 (4/08/2000) LK1.1.3: * Major bugfix to 1.09 driver (Francis Romieu) - + LK1.1.4 (jgarzik): * Merge becker test version 1.09 (5/29/2000) @@ -66,7 +66,7 @@ LK1.1.14 (Kryzsztof Halasa): * fix spurious bad initializations * pound phy a la SMSC's app note on the subject - + AC1.1.14ac * fix power up/down for ethtool that broke in 1.11 @@ -244,7 +244,7 @@ static struct pci_device_id epic_pci_tbl[] = { }; MODULE_DEVICE_TABLE (pci, epic_pci_tbl); - + #ifndef USE_IO_OPS #undef inb #undef inw @@ -370,7 +370,7 @@ static int epic_close(struct net_device *dev); static struct net_device_stats *epic_get_stats(struct net_device *dev); static void set_rx_mode(struct net_device *dev); - + static int __devinit epic_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) @@ -392,9 +392,9 @@ static int __devinit epic_init_one (struct pci_dev *pdev, printk (KERN_INFO "%s" KERN_INFO "%s" KERN_INFO "%s", version, version2, version3); #endif - + card_idx++; - + ret = pci_enable_device(pdev); if (ret) goto out; @@ -405,7 +405,7 @@ static int __devinit epic_init_one (struct pci_dev *pdev, ret = -ENODEV; goto err_out_disable; } - + pci_set_master(pdev); ret = pci_request_regions(pdev, DRV_NAME); @@ -498,7 +498,7 @@ static int __devinit epic_init_one (struct pci_dev *pdev, ep->pci_dev = pdev; ep->chip_id = chip_idx; ep->chip_flags = pci_id_tbl[chip_idx].drv_flags; - ep->irq_mask = + ep->irq_mask = (ep->chip_flags & TYPE2_INTR ? PCIBusErr175 : PCIBusErr170) | CntFull | TxUnderrun | EpicNapiEvent; @@ -587,7 +587,7 @@ err_out_disable: pci_disable_device(pdev); goto out; } - + /* Serial EEPROM section. */ /* EEPROM_Ctrl bits. */ @@ -709,7 +709,7 @@ static void mdio_write(struct net_device *dev, int phy_id, int loc, int value) outw(value, ioaddr + MIIData); outl((phy_id << 9) | (loc << 4) | MII_WRITEOP, ioaddr + MIICtrl); - for (i = 10000; i > 0; i--) { + for (i = 10000; i > 0; i--) { barrier(); if ((inl(ioaddr + MIICtrl) & MII_WRITEOP) == 0) break; @@ -717,7 +717,7 @@ static void mdio_write(struct net_device *dev, int phy_id, int loc, int value) return; } - + static int epic_open(struct net_device *dev) { struct epic_private *ep = dev->priv; @@ -760,7 +760,7 @@ static int epic_open(struct net_device *dev) #endif udelay(20); /* Looks like EPII needs that if you want reliable RX init. FIXME: pci posting bug? */ - + for (i = 0; i < 3; i++) outl(cpu_to_le16(((u16*)dev->dev_addr)[i]), ioaddr + LAN0 + i*4); @@ -803,7 +803,7 @@ static int epic_open(struct net_device *dev) /* Enable interrupts by setting the interrupt mask. */ outl((ep->chip_flags & TYPE2_INTR ? PCIBusErr175 : PCIBusErr170) - | CntFull | TxUnderrun + | CntFull | TxUnderrun | RxError | RxHeader | EpicNapiEvent, ioaddr + INTMASK); if (debug > 1) @@ -831,7 +831,7 @@ static void epic_pause(struct net_device *dev) struct epic_private *ep = dev->priv; netif_stop_queue (dev); - + /* Disable interrupts by clearing the interrupt mask. */ outl(0x00000000, ioaddr + INTMASK); /* Stop the chip's Tx and Rx DMA processes. */ @@ -987,7 +987,7 @@ static void epic_init_ring(struct net_device *dev) for (i = 0; i < RX_RING_SIZE; i++) { ep->rx_ring[i].rxstatus = 0; ep->rx_ring[i].buflength = cpu_to_le32(ep->rx_buf_sz); - ep->rx_ring[i].next = ep->rx_ring_dma + + ep->rx_ring[i].next = ep->rx_ring_dma + (i+1)*sizeof(struct epic_rx_desc); ep->rx_skbuff[i] = NULL; } @@ -1002,7 +1002,7 @@ static void epic_init_ring(struct net_device *dev) break; skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* 16 byte align the IP header. */ - ep->rx_ring[i].bufaddr = pci_map_single(ep->pci_dev, + ep->rx_ring[i].bufaddr = pci_map_single(ep->pci_dev, skb->data, ep->rx_buf_sz, PCI_DMA_FROMDEVICE); ep->rx_ring[i].rxstatus = cpu_to_le32(DescOwn); } @@ -1013,7 +1013,7 @@ static void epic_init_ring(struct net_device *dev) for (i = 0; i < TX_RING_SIZE; i++) { ep->tx_skbuff[i] = NULL; ep->tx_ring[i].txstatus = 0x0000; - ep->tx_ring[i].next = ep->tx_ring_dma + + ep->tx_ring[i].next = ep->tx_ring_dma + (i+1)*sizeof(struct epic_tx_desc); } ep->tx_ring[i-1].next = ep->tx_ring_dma; @@ -1026,7 +1026,7 @@ static int epic_start_xmit(struct sk_buff *skb, struct net_device *dev) int entry, free_count; u32 ctrl_word; unsigned long flags; - + if (skb->len < ETH_ZLEN) { skb = skb_padto(skb, ETH_ZLEN); if (skb == NULL) @@ -1042,7 +1042,7 @@ static int epic_start_xmit(struct sk_buff *skb, struct net_device *dev) entry = ep->cur_tx % TX_RING_SIZE; ep->tx_skbuff[entry] = skb; - ep->tx_ring[entry].bufaddr = pci_map_single(ep->pci_dev, skb->data, + ep->tx_ring[entry].bufaddr = pci_map_single(ep->pci_dev, skb->data, skb->len, PCI_DMA_TODEVICE); if (free_count < TX_QUEUE_LEN/2) {/* Typical path */ ctrl_word = cpu_to_le32(0x100000); /* No interrupt */ @@ -1126,7 +1126,7 @@ static void epic_tx(struct net_device *dev, struct epic_private *ep) /* Free the original skb. */ skb = ep->tx_skbuff[entry]; - pci_unmap_single(ep->pci_dev, ep->tx_ring[entry].bufaddr, + pci_unmap_single(ep->pci_dev, ep->tx_ring[entry].bufaddr, skb->len, PCI_DMA_TODEVICE); dev_kfree_skb_irq(skb); ep->tx_skbuff[entry] = NULL; @@ -1281,8 +1281,8 @@ static int epic_rx(struct net_device *dev, int budget) ep->rx_buf_sz, PCI_DMA_FROMDEVICE); } else { - pci_unmap_single(ep->pci_dev, - ep->rx_ring[entry].bufaddr, + pci_unmap_single(ep->pci_dev, + ep->rx_ring[entry].bufaddr, ep->rx_buf_sz, PCI_DMA_FROMDEVICE); skb_put(skb = ep->rx_skbuff[entry], pkt_len); ep->rx_skbuff[entry] = NULL; @@ -1307,7 +1307,7 @@ static int epic_rx(struct net_device *dev, int budget) break; skb->dev = dev; /* Mark as being used by this device. */ skb_reserve(skb, 2); /* Align IP on 16 byte boundaries */ - ep->rx_ring[entry].bufaddr = pci_map_single(ep->pci_dev, + ep->rx_ring[entry].bufaddr = pci_map_single(ep->pci_dev, skb->data, ep->rx_buf_sz, PCI_DMA_FROMDEVICE); work_done++; } @@ -1403,7 +1403,7 @@ static int epic_close(struct net_device *dev) ep->rx_ring[i].rxstatus = 0; /* Not owned by Epic chip. */ ep->rx_ring[i].buflength = 0; if (skb) { - pci_unmap_single(ep->pci_dev, ep->rx_ring[i].bufaddr, + pci_unmap_single(ep->pci_dev, ep->rx_ring[i].bufaddr, ep->rx_buf_sz, PCI_DMA_FROMDEVICE); dev_kfree_skb(skb); } @@ -1414,7 +1414,7 @@ static int epic_close(struct net_device *dev) ep->tx_skbuff[i] = NULL; if (!skb) continue; - pci_unmap_single(ep->pci_dev, ep->tx_ring[i].bufaddr, + pci_unmap_single(ep->pci_dev, ep->tx_ring[i].bufaddr, skb->len, PCI_DMA_TODEVICE); dev_kfree_skb(skb); } @@ -1607,7 +1607,7 @@ static void __devexit epic_remove_one (struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct epic_private *ep = dev->priv; - + pci_free_consistent(pdev, TX_TOTAL_SIZE, ep->tx_ring, ep->tx_ring_dma); pci_free_consistent(pdev, RX_TOTAL_SIZE, ep->rx_ring, ep->rx_ring_dma); unregister_netdev(dev); diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index feb5b223cd6..5669b95162b 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -107,6 +107,7 @@ * 0.52: 20 Jan 2006: Add MSI/MSIX support. * 0.53: 19 Mar 2006: Fix init from low power mode and add hw reset. * 0.54: 21 Mar 2006: Fix spin locks for multi irqs and cleanup. + * 0.55: 22 Mar 2006: Add flow control (pause frame). * * Known bugs: * We suspect that on some hardware no TX done interrupts are generated. @@ -118,7 +119,7 @@ * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few * superfluous timer interrupts from the nic. */ -#define FORCEDETH_VERSION "0.54" +#define FORCEDETH_VERSION "0.55" #define DRV_NAME "forcedeth" #include <linux/module.h> @@ -163,6 +164,7 @@ #define DEV_HAS_MSI 0x0040 /* device supports MSI */ #define DEV_HAS_MSI_X 0x0080 /* device supports MSI-X */ #define DEV_HAS_POWER_CNTRL 0x0100 /* device supports power savings */ +#define DEV_HAS_PAUSEFRAME_TX 0x0200 /* device supports tx pause frames */ enum { NvRegIrqStatus = 0x000, @@ -203,6 +205,7 @@ enum { NvRegMSIIrqMask = 0x030, #define NVREG_MSI_VECTOR_0_ENABLED 0x01 NvRegMisc1 = 0x080, +#define NVREG_MISC1_PAUSE_TX 0x01 #define NVREG_MISC1_HD 0x02 #define NVREG_MISC1_FORCE 0x3b0f3c @@ -214,7 +217,8 @@ enum { #define NVREG_XMITSTAT_BUSY 0x01 NvRegPacketFilterFlags = 0x8c, -#define NVREG_PFF_ALWAYS 0x7F0008 +#define NVREG_PFF_PAUSE_RX 0x08 +#define NVREG_PFF_ALWAYS 0x7F0000 #define NVREG_PFF_PROMISC 0x80 #define NVREG_PFF_MYADDR 0x20 @@ -277,6 +281,9 @@ enum { #define NVREG_TXRXCTL_VLANINS 0x00080 NvRegTxRingPhysAddrHigh = 0x148, NvRegRxRingPhysAddrHigh = 0x14C, + NvRegTxPauseFrame = 0x170, +#define NVREG_TX_PAUSEFRAME_DISABLE 0x1ff0080 +#define NVREG_TX_PAUSEFRAME_ENABLE 0x0c00030 NvRegMIIStatus = 0x180, #define NVREG_MIISTAT_ERROR 0x0001 #define NVREG_MIISTAT_LINKCHANGE 0x0008 @@ -451,7 +458,7 @@ typedef union _ring_type { #define RX_RING 128 #define TX_RING 256 -/* +/* * If your nic mysteriously hangs then try to reduce the limits * to 1/0: It might be required to set NV_TX_LASTPACKET in the * last valid ring entry. But this would be impossible to @@ -473,7 +480,7 @@ typedef union _ring_type { #define POLL_WAIT (1+HZ/100) #define LINK_TIMEOUT (3*HZ) -/* +/* * desc_ver values: * The nic supports three different descriptor types: * - DESC_VER_1: Original @@ -506,13 +513,10 @@ typedef union _ring_type { #define PHY_1000 0x2 #define PHY_HALF 0x100 -/* FIXME: MII defines that should be added to <linux/mii.h> */ -#define MII_1000BT_CR 0x09 -#define MII_1000BT_SR 0x0a -#define ADVERTISE_1000FULL 0x0200 -#define ADVERTISE_1000HALF 0x0100 -#define LPA_1000FULL 0x0800 -#define LPA_1000HALF 0x0400 +#define NV_PAUSEFRAME_RX_CAPABLE 0x0001 +#define NV_PAUSEFRAME_TX_CAPABLE 0x0002 +#define NV_PAUSEFRAME_RX_ENABLE 0x0004 +#define NV_PAUSEFRAME_TX_ENABLE 0x0008 /* MSI/MSI-X defines */ #define NV_MSI_X_MAX_VECTORS 8 @@ -602,6 +606,9 @@ struct fe_priv { /* msi/msi-x fields */ u32 msi_flags; struct msix_entry msi_x_entry[NV_MSI_X_MAX_VECTORS]; + + /* flow control */ + u32 pause_flags; }; /* @@ -612,7 +619,7 @@ static int max_interrupt_work = 5; /* * Optimization can be either throuput mode or cpu mode - * + * * Throughput Mode: Every tx and rx packet will generate an interrupt. * CPU Mode: Interrupts are controlled by a timer. */ @@ -860,7 +867,7 @@ static int phy_init(struct net_device *dev) /* set advertise register */ reg = mii_rw(dev, np->phyaddr, MII_ADVERTISE, MII_READ); - reg |= (ADVERTISE_10HALF|ADVERTISE_10FULL|ADVERTISE_100HALF|ADVERTISE_100FULL|0x800|0x400); + reg |= (ADVERTISE_10HALF|ADVERTISE_10FULL|ADVERTISE_100HALF|ADVERTISE_100FULL|ADVERTISE_PAUSE_ASYM|ADVERTISE_PAUSE_CAP); if (mii_rw(dev, np->phyaddr, MII_ADVERTISE, reg)) { printk(KERN_INFO "%s: phy write to advertise failed.\n", pci_name(np->pci_dev)); return PHY_ERROR; @@ -873,14 +880,14 @@ static int phy_init(struct net_device *dev) mii_status = mii_rw(dev, np->phyaddr, MII_BMSR, MII_READ); if (mii_status & PHY_GIGABIT) { np->gigabit = PHY_GIGABIT; - mii_control_1000 = mii_rw(dev, np->phyaddr, MII_1000BT_CR, MII_READ); + mii_control_1000 = mii_rw(dev, np->phyaddr, MII_CTRL1000, MII_READ); mii_control_1000 &= ~ADVERTISE_1000HALF; if (phyinterface & PHY_RGMII) mii_control_1000 |= ADVERTISE_1000FULL; else mii_control_1000 &= ~ADVERTISE_1000FULL; - if (mii_rw(dev, np->phyaddr, MII_1000BT_CR, mii_control_1000)) { + if (mii_rw(dev, np->phyaddr, MII_CTRL1000, mii_control_1000)) { printk(KERN_INFO "%s: phy init failed.\n", pci_name(np->pci_dev)); return PHY_ERROR; } @@ -918,6 +925,8 @@ static int phy_init(struct net_device *dev) return PHY_ERROR; } } + /* some phys clear out pause advertisment on reset, set it back */ + mii_rw(dev, np->phyaddr, MII_ADVERTISE, reg); /* restart auto negotiation */ mii_control = mii_rw(dev, np->phyaddr, MII_BMCR, MII_READ); @@ -1110,7 +1119,7 @@ static void nv_do_rx_refill(unsigned long data) } } -static void nv_init_rx(struct net_device *dev) +static void nv_init_rx(struct net_device *dev) { struct fe_priv *np = netdev_priv(dev); int i; @@ -1174,7 +1183,7 @@ static void nv_drain_tx(struct net_device *dev) { struct fe_priv *np = netdev_priv(dev); unsigned int i; - + for (i = 0; i < TX_RING; i++) { if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) np->tx_ring.orig[i].FlagLen = 0; @@ -1320,7 +1329,7 @@ static int nv_start_xmit(struct sk_buff *skb, struct net_device *dev) } else { np->tx_ring.ex[start_nr].TxVlan = cpu_to_le32(tx_flags_vlan); np->tx_ring.ex[start_nr].FlagLen |= cpu_to_le32(tx_flags | tx_flags_extra); - } + } dprintk(KERN_DEBUG "%s: nv_start_xmit: packet %d (entries %d) queued for transmission. tx_flags_extra: %x\n", dev->name, np->next_tx, entries, tx_flags_extra); @@ -1395,7 +1404,7 @@ static void nv_tx_done(struct net_device *dev) } else { np->stats.tx_packets++; np->stats.tx_bytes += skb->len; - } + } } } nv_release_txskb(dev, i); @@ -1441,7 +1450,7 @@ static void nv_tx_timeout(struct net_device *dev) for (i=0;i<TX_RING;i+= 4) { if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) { printk(KERN_INFO "%03x: %08x %08x // %08x %08x // %08x %08x // %08x %08x\n", - i, + i, le32_to_cpu(np->tx_ring.orig[i].PacketBuffer), le32_to_cpu(np->tx_ring.orig[i].FlagLen), le32_to_cpu(np->tx_ring.orig[i+1].PacketBuffer), @@ -1452,7 +1461,7 @@ static void nv_tx_timeout(struct net_device *dev) le32_to_cpu(np->tx_ring.orig[i+3].FlagLen)); } else { printk(KERN_INFO "%03x: %08x %08x %08x // %08x %08x %08x // %08x %08x %08x // %08x %08x %08x\n", - i, + i, le32_to_cpu(np->tx_ring.ex[i].PacketBufferHigh), le32_to_cpu(np->tx_ring.ex[i].PacketBufferLow), le32_to_cpu(np->tx_ring.ex[i].FlagLen), @@ -1550,7 +1559,6 @@ static void nv_rx_process(struct net_device *dev) u32 Flags; u32 vlanflags = 0; - for (;;) { struct sk_buff *skb; int len; @@ -1901,7 +1909,9 @@ static int nv_update_linkspeed(struct net_device *dev) { struct fe_priv *np = netdev_priv(dev); u8 __iomem *base = get_hwbase(dev); - int adv, lpa; + int adv = 0; + int lpa = 0; + int adv_lpa, adv_pause, lpa_pause; int newls = np->linkspeed; int newdup = np->duplex; int mii_status; @@ -1954,8 +1964,8 @@ static int nv_update_linkspeed(struct net_device *dev) retval = 1; if (np->gigabit == PHY_GIGABIT) { - control_1000 = mii_rw(dev, np->phyaddr, MII_1000BT_CR, MII_READ); - status_1000 = mii_rw(dev, np->phyaddr, MII_1000BT_SR, MII_READ); + control_1000 = mii_rw(dev, np->phyaddr, MII_CTRL1000, MII_READ); + status_1000 = mii_rw(dev, np->phyaddr, MII_STAT1000, MII_READ); if ((control_1000 & ADVERTISE_1000FULL) && (status_1000 & LPA_1000FULL)) { @@ -1973,21 +1983,21 @@ static int nv_update_linkspeed(struct net_device *dev) dev->name, adv, lpa); /* FIXME: handle parallel detection properly */ - lpa = lpa & adv; - if (lpa & LPA_100FULL) { + adv_lpa = lpa & adv; + if (adv_lpa & LPA_100FULL) { newls = NVREG_LINKSPEED_FORCE|NVREG_LINKSPEED_100; newdup = 1; - } else if (lpa & LPA_100HALF) { + } else if (adv_lpa & LPA_100HALF) { newls = NVREG_LINKSPEED_FORCE|NVREG_LINKSPEED_100; newdup = 0; - } else if (lpa & LPA_10FULL) { + } else if (adv_lpa & LPA_10FULL) { newls = NVREG_LINKSPEED_FORCE|NVREG_LINKSPEED_10; newdup = 1; - } else if (lpa & LPA_10HALF) { + } else if (adv_lpa & LPA_10HALF) { newls = NVREG_LINKSPEED_FORCE|NVREG_LINKSPEED_10; newdup = 0; } else { - dprintk(KERN_DEBUG "%s: bad ability %04x - falling back to 10HD.\n", dev->name, lpa); + dprintk(KERN_DEBUG "%s: bad ability %04x - falling back to 10HD.\n", dev->name, adv_lpa); newls = NVREG_LINKSPEED_FORCE|NVREG_LINKSPEED_10; newdup = 0; } @@ -2030,6 +2040,56 @@ set_speed: writel(np->linkspeed, base + NvRegLinkSpeed); pci_push(base); + /* setup pause frame based on advertisement and link partner */ + np->pause_flags &= ~(NV_PAUSEFRAME_TX_ENABLE | NV_PAUSEFRAME_RX_ENABLE); + + if (np->duplex != 0) { + adv_pause = adv & (ADVERTISE_PAUSE_CAP| ADVERTISE_PAUSE_ASYM); + lpa_pause = lpa & (LPA_PAUSE_CAP| LPA_PAUSE_ASYM); + + switch (adv_pause) { + case (ADVERTISE_PAUSE_CAP): + if (lpa_pause & LPA_PAUSE_CAP) { + np->pause_flags |= NV_PAUSEFRAME_TX_ENABLE | NV_PAUSEFRAME_RX_ENABLE; + } + break; + case (ADVERTISE_PAUSE_ASYM): + if (lpa_pause == (LPA_PAUSE_CAP| LPA_PAUSE_ASYM)) + { + np->pause_flags |= NV_PAUSEFRAME_TX_ENABLE; + } + break; + case (ADVERTISE_PAUSE_CAP| ADVERTISE_PAUSE_ASYM): + if (lpa_pause & LPA_PAUSE_CAP) + { + np->pause_flags |= NV_PAUSEFRAME_TX_ENABLE | NV_PAUSEFRAME_RX_ENABLE; + } + if (lpa_pause == LPA_PAUSE_ASYM) + { + np->pause_flags |= NV_PAUSEFRAME_RX_ENABLE; + } + break; + } + } + + if (np->pause_flags & NV_PAUSEFRAME_RX_CAPABLE) { + u32 pff = readl(base + NvRegPacketFilterFlags) & ~NVREG_PFF_PAUSE_RX; + if (np->pause_flags & NV_PAUSEFRAME_RX_ENABLE) + writel(pff|NVREG_PFF_PAUSE_RX, base + NvRegPacketFilterFlags); + else + writel(pff, base + NvRegPacketFilterFlags); + } + if (np->pause_flags & NV_PAUSEFRAME_TX_CAPABLE) { + u32 regmisc = readl(base + NvRegMisc1) & ~NVREG_MISC1_PAUSE_TX; + if (np->pause_flags & NV_PAUSEFRAME_TX_ENABLE) { + writel(NVREG_TX_PAUSEFRAME_ENABLE, base + NvRegTxPauseFrame); + writel(regmisc|NVREG_MISC1_PAUSE_TX, base + NvRegMisc1); + } else { + writel(NVREG_TX_PAUSEFRAME_DISABLE, base + NvRegTxPauseFrame); + writel(regmisc, base + NvRegMisc1); + } + } + return retval; } @@ -2090,7 +2150,7 @@ static irqreturn_t nv_nic_irq(int foo, void *data, struct pt_regs *regs) spin_lock(&np->lock); nv_tx_done(dev); spin_unlock(&np->lock); - + nv_rx_process(dev); if (nv_alloc_rx(dev)) { spin_lock(&np->lock); @@ -2098,7 +2158,7 @@ static irqreturn_t nv_nic_irq(int foo, void *data, struct pt_regs *regs) mod_timer(&np->oom_kick, jiffies + OOM_REFILL); spin_unlock(&np->lock); } - + if (events & NVREG_IRQ_LINK) { spin_lock(&np->lock); nv_link_irq(dev); @@ -2163,7 +2223,7 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs) spin_lock_irq(&np->lock); nv_tx_done(dev); spin_unlock_irq(&np->lock); - + if (events & (NVREG_IRQ_TX_ERR)) { dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n", dev->name, events); @@ -2206,7 +2266,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs) dprintk(KERN_DEBUG "%s: rx irq: %08x\n", dev->name, events); if (!(events & np->irqmask)) break; - + nv_rx_process(dev); if (nv_alloc_rx(dev)) { spin_lock_irq(&np->lock); @@ -2214,7 +2274,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs) mod_timer(&np->oom_kick, jiffies + OOM_REFILL); spin_unlock_irq(&np->lock); } - + if (i > max_interrupt_work) { spin_lock_irq(&np->lock); /* disable interrupts on the nic */ @@ -2253,7 +2313,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs) dprintk(KERN_DEBUG "%s: irq: %08x\n", dev->name, events); if (!(events & np->irqmask)) break; - + if (events & NVREG_IRQ_LINK) { spin_lock_irq(&np->lock); nv_link_irq(dev); @@ -2326,7 +2386,7 @@ static void nv_do_nic_poll(unsigned long data) np->nic_poll_irq = 0; /* FIXME: Do we need synchronize_irq(dev->irq) here? */ - + writel(mask, base + NvRegIrqMask); pci_push(base); @@ -2441,7 +2501,7 @@ static int nv_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd) if (adv & ADVERTISE_100FULL) ecmd->advertising |= ADVERTISED_100baseT_Full; if (np->autoneg && np->gigabit == PHY_GIGABIT) { - adv = mii_rw(dev, np->phyaddr, MII_1000BT_CR, MII_READ); + adv = mii_rw(dev, np->phyaddr, MII_CTRL1000, MII_READ); if (adv & ADVERTISE_1000FULL) ecmd->advertising |= ADVERTISED_1000baseT_Full; } @@ -2505,23 +2565,23 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) /* advertise only what has been requested */ adv = mii_rw(dev, np->phyaddr, MII_ADVERTISE, MII_READ); - adv &= ~(ADVERTISE_ALL | ADVERTISE_100BASE4); + adv &= ~(ADVERTISE_ALL | ADVERTISE_100BASE4 | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM); if (ecmd->advertising & ADVERTISED_10baseT_Half) adv |= ADVERTISE_10HALF; if (ecmd->advertising & ADVERTISED_10baseT_Full) - adv |= ADVERTISE_10FULL; + adv |= ADVERTISE_10FULL | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; if (ecmd->advertising & ADVERTISED_100baseT_Half) adv |= ADVERTISE_100HALF; if (ecmd->advertising & ADVERTISED_100baseT_Full) - adv |= ADVERTISE_100FULL; + adv |= ADVERTISE_100FULL | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; mii_rw(dev, np->phyaddr, MII_ADVERTISE, adv); if (np->gigabit == PHY_GIGABIT) { - adv = mii_rw(dev, np->phyaddr, MII_1000BT_CR, MII_READ); + adv = mii_rw(dev, np->phyaddr, MII_CTRL1000, MII_READ); adv &= ~ADVERTISE_1000FULL; if (ecmd->advertising & ADVERTISED_1000baseT_Full) adv |= ADVERTISE_1000FULL; - mii_rw(dev, np->phyaddr, MII_1000BT_CR, adv); + mii_rw(dev, np->phyaddr, MII_CTRL1000, adv); } bmcr = mii_rw(dev, np->phyaddr, MII_BMCR, MII_READ); @@ -2534,22 +2594,22 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) np->autoneg = 0; adv = mii_rw(dev, np->phyaddr, MII_ADVERTISE, MII_READ); - adv &= ~(ADVERTISE_ALL | ADVERTISE_100BASE4); + adv &= ~(ADVERTISE_ALL | ADVERTISE_100BASE4 | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM); if (ecmd->speed == SPEED_10 && ecmd->duplex == DUPLEX_HALF) adv |= ADVERTISE_10HALF; if (ecmd->speed == SPEED_10 && ecmd->duplex == DUPLEX_FULL) - adv |= ADVERTISE_10FULL; + adv |= ADVERTISE_10FULL | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; if (ecmd->speed == SPEED_100 && ecmd->duplex == DUPLEX_HALF) adv |= ADVERTISE_100HALF; if (ecmd->speed == SPEED_100 && ecmd->duplex == DUPLEX_FULL) - adv |= ADVERTISE_100FULL; + adv |= ADVERTISE_100FULL | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; mii_rw(dev, np->phyaddr, MII_ADVERTISE, adv); np->fixed_mode = adv; if (np->gigabit == PHY_GIGABIT) { - adv = mii_rw(dev, np->phyaddr, MII_1000BT_CR, MII_READ); + adv = mii_rw(dev, np->phyaddr, MII_CTRL1000, MII_READ); adv &= ~ADVERTISE_1000FULL; - mii_rw(dev, np->phyaddr, MII_1000BT_CR, adv); + mii_rw(dev, np->phyaddr, MII_CTRL1000, adv); } bmcr = mii_rw(dev, np->phyaddr, MII_BMCR, MII_READ); @@ -2829,6 +2889,9 @@ static int nv_open(struct net_device *dev) writel(0, base + NvRegAdapterControl); + if (np->pause_flags & NV_PAUSEFRAME_TX_CAPABLE) + writel(NVREG_TX_PAUSEFRAME_DISABLE, base + NvRegTxPauseFrame); + /* 2) initialize descriptor rings */ set_bufsize(dev); oom = nv_init_ring(dev); @@ -3114,6 +3177,12 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i np->msi_flags |= NV_MSI_X_CAPABLE; } + np->pause_flags = NV_PAUSEFRAME_RX_CAPABLE; + if (id->driver_data & DEV_HAS_PAUSEFRAME_TX) { + np->pause_flags |= NV_PAUSEFRAME_TX_CAPABLE; + } + + err = -ENOMEM; np->base = ioremap(addr, np->register_size); if (!np->base) @@ -3260,7 +3329,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i pci_name(pci_dev)); goto out_freering; } - + /* reset it */ phy_init(dev); @@ -3374,11 +3443,11 @@ static struct pci_device_id pci_tbl[] = { }, { /* MCP55 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_14), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX, }, { /* MCP55 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_15), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX, }, {0,}, }; diff --git a/drivers/net/ibmlana.c b/drivers/net/ibmlana.c index 01ad904215a..51fd51609ea 100644 --- a/drivers/net/ibmlana.c +++ b/drivers/net/ibmlana.c @@ -1,4 +1,4 @@ -/* +/* net-3-driver for the IBM LAN Adapter/A This is an extension to the Linux operating system, and is covered by the @@ -11,9 +11,9 @@ This driver is based both on the SK_MCA driver, which is itself based on the SK_G16 and 3C523 driver. paper sources: - 'PC Hardware: Aufbau, Funktionsweise, Programmierung' by + 'PC Hardware: Aufbau, Funktionsweise, Programmierung' by Hans-Peter Messmer for the basic Microchannel stuff - + 'Linux Geraetetreiber' by Allesandro Rubini, Kalle Dalheimer for help on Ethernet driver programming @@ -27,14 +27,14 @@ paper sources: special acknowledgements to: - Bob Eager for helping me out with documentation from IBM - - Jim Shorney for his endless patience with me while I was using + - Jim Shorney for his endless patience with me while I was using him as a beta tester to trace down the address filter bug ;-) Missing things: -> set debug level via ioctl instead of compile-time switches -> I didn't follow the development of the 2.1.x kernels, so my - assumptions about which things changed with which kernel version + assumptions about which things changed with which kernel version are probably nonsense History: @@ -275,7 +275,7 @@ static void InitDscrs(struct net_device *dev) priv->rrastart = raddr = priv->txbufstart + (TXBUFCNT * PKTSIZE); priv->rdastart = addr = priv->rrastart + (priv->rxbufcnt * sizeof(rra_t)); priv->rxbufstart = baddr = priv->rdastart + (priv->rxbufcnt * sizeof(rda_t)); - + for (z = 0; z < priv->rxbufcnt; z++) { rra.startlo = baddr; rra.starthi = 0; @@ -570,7 +570,7 @@ static void irqrx_handler(struct net_device *dev) lrdaaddr = priv->rdastart + (priv->lastrxdescr * sizeof(rda_t)); memcpy_fromio(&rda, priv->base + rdaaddr, sizeof(rda_t)); - /* iron out upper word halves of fields we use - SONIC will duplicate + /* iron out upper word halves of fields we use - SONIC will duplicate bits 0..15 to 16..31 */ rda.status &= 0xffff; @@ -836,9 +836,9 @@ static int ibmlana_tx(struct sk_buff *skb, struct net_device *dev) baddr = priv->txbufstart + (priv->nexttxdescr * PKTSIZE); memcpy_toio(priv->base + baddr, skb->data, skb->len); - /* copy filler into RAM - in case we're filling up... + /* copy filler into RAM - in case we're filling up... we're filling a bit more than necessary, but that doesn't harm - since the buffer is far larger... + since the buffer is far larger... Sorry Linus for the filler string but I couldn't resist ;-) */ if (tmplen > skb->len) { @@ -952,7 +952,7 @@ static int ibmlana_probe(struct net_device *dev) priv->realirq = irq; priv->medium = medium; spin_lock_init(&priv->lock); - + /* set base + irq for this device (irq not allocated so far) */ diff --git a/drivers/net/ibmlana.h b/drivers/net/ibmlana.h index 458ee226e53..6b58bab9e30 100644 --- a/drivers/net/ibmlana.h +++ b/drivers/net/ibmlana.h @@ -17,7 +17,7 @@ /* media enumeration - defined in a way that it fits onto the LAN/A's POS registers... */ -typedef enum { +typedef enum { Media_10BaseT, Media_10Base5, Media_Unknown, Media_10Base2, Media_Count } ibmlana_medium; @@ -27,7 +27,7 @@ typedef enum { typedef struct { unsigned int slot; /* MCA-Slot-# */ struct net_device_stats stat; /* packet statistics */ - int realirq; /* memorizes actual IRQ, even when + int realirq; /* memorizes actual IRQ, even when currently not allocated */ ibmlana_medium medium; /* physical cannector */ u32 tdastart, txbufstart, /* addresses */ @@ -41,7 +41,7 @@ typedef struct { spinlock_t lock; } ibmlana_priv; -/* this card uses quite a lot of I/O ports...luckily the MCA bus decodes +/* this card uses quite a lot of I/O ports...luckily the MCA bus decodes a full 64K I/O range... */ #define IBM_LANA_IORANGE 0xa0 diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c index 52d01027d9e..666346f6469 100644 --- a/drivers/net/ibmveth.c +++ b/drivers/net/ibmveth.c @@ -24,7 +24,7 @@ /* for use with IBM i/pSeries LPAR Linux. It utilizes the logical LAN */ /* option of the RS/6000 Platform Architechture to interface with virtual */ /* ethernet NICs that are presented to the partition by the hypervisor. */ -/* */ +/* */ /**************************************************************************/ /* TODO: @@ -79,7 +79,7 @@ #else #define ibmveth_debug_printk_no_adapter(fmt, args...) #define ibmveth_debug_printk(fmt, args...) -#define ibmveth_assert(expr) +#define ibmveth_assert(expr) #endif static int ibmveth_open(struct net_device *dev); @@ -96,6 +96,7 @@ static void ibmveth_proc_register_adapter(struct ibmveth_adapter *adapter); static void ibmveth_proc_unregister_adapter(struct ibmveth_adapter *adapter); static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance, struct pt_regs *regs); static inline void ibmveth_rxq_harvest_buffer(struct ibmveth_adapter *adapter); +static struct kobj_type ktype_veth_pool; #ifdef CONFIG_PROC_FS #define IBMVETH_PROC_DIR "net/ibmveth" @@ -133,12 +134,13 @@ static inline int ibmveth_rxq_frame_length(struct ibmveth_adapter *adapter) } /* setup the initial settings for a buffer pool */ -static void ibmveth_init_buffer_pool(struct ibmveth_buff_pool *pool, u32 pool_index, u32 pool_size, u32 buff_size) +static void ibmveth_init_buffer_pool(struct ibmveth_buff_pool *pool, u32 pool_index, u32 pool_size, u32 buff_size, u32 pool_active) { pool->size = pool_size; pool->index = pool_index; pool->buff_size = buff_size; pool->threshold = pool_size / 2; + pool->active = pool_active; } /* allocate and setup an buffer pool - called during open */ @@ -146,13 +148,13 @@ static int ibmveth_alloc_buffer_pool(struct ibmveth_buff_pool *pool) { int i; - pool->free_map = kmalloc(sizeof(u16) * pool->size, GFP_KERNEL); + pool->free_map = kmalloc(sizeof(u16) * pool->size, GFP_KERNEL); if(!pool->free_map) { return -1; } - pool->dma_addr = kmalloc(sizeof(dma_addr_t) * pool->size, GFP_KERNEL); + pool->dma_addr = kmalloc(sizeof(dma_addr_t) * pool->size, GFP_KERNEL); if(!pool->dma_addr) { kfree(pool->free_map); pool->free_map = NULL; @@ -180,7 +182,6 @@ static int ibmveth_alloc_buffer_pool(struct ibmveth_buff_pool *pool) atomic_set(&pool->available, 0); pool->producer_index = 0; pool->consumer_index = 0; - pool->active = 0; return 0; } @@ -214,7 +215,7 @@ static void ibmveth_replenish_buffer_pool(struct ibmveth_adapter *adapter, struc free_index = pool->consumer_index++ % pool->size; index = pool->free_map[free_index]; - + ibmveth_assert(index != IBM_VETH_INVALID_MAP); ibmveth_assert(pool->skbuff[index] == NULL); @@ -231,10 +232,10 @@ static void ibmveth_replenish_buffer_pool(struct ibmveth_adapter *adapter, struc desc.desc = 0; desc.fields.valid = 1; desc.fields.length = pool->buff_size; - desc.fields.address = dma_addr; + desc.fields.address = dma_addr; lpar_rc = h_add_logical_lan_buffer(adapter->vdev->unit_address, desc.desc); - + if(lpar_rc != H_SUCCESS) { pool->free_map[free_index] = index; pool->skbuff[index] = NULL; @@ -250,13 +251,13 @@ static void ibmveth_replenish_buffer_pool(struct ibmveth_adapter *adapter, struc adapter->replenish_add_buff_success++; } } - + mb(); atomic_add(buffers_added, &(pool->available)); } /* replenish routine */ -static void ibmveth_replenish_task(struct ibmveth_adapter *adapter) +static void ibmveth_replenish_task(struct ibmveth_adapter *adapter) { int i; @@ -264,7 +265,7 @@ static void ibmveth_replenish_task(struct ibmveth_adapter *adapter) for(i = 0; i < IbmVethNumBufferPools; i++) if(adapter->rx_buff_pool[i].active) - ibmveth_replenish_buffer_pool(adapter, + ibmveth_replenish_buffer_pool(adapter, &adapter->rx_buff_pool[i]); adapter->rx_no_buffer = *(u64*)(((char*)adapter->buffer_list_addr) + 4096 - 8); @@ -301,7 +302,6 @@ static void ibmveth_free_buffer_pool(struct ibmveth_adapter *adapter, struct ibm kfree(pool->skbuff); pool->skbuff = NULL; } - pool->active = 0; } /* remove a buffer from a pool */ @@ -372,7 +372,7 @@ static void ibmveth_rxq_recycle_buffer(struct ibmveth_adapter *adapter) desc.fields.address = adapter->rx_buff_pool[pool].dma_addr[index]; lpar_rc = h_add_logical_lan_buffer(adapter->vdev->unit_address, desc.desc); - + if(lpar_rc != H_SUCCESS) { ibmveth_debug_printk("h_add_logical_lan_buffer failed during recycle rc=%ld", lpar_rc); ibmveth_remove_buffer_from_pool(adapter, adapter->rx_queue.queue_addr[adapter->rx_queue.index].correlator); @@ -407,7 +407,7 @@ static void ibmveth_cleanup(struct ibmveth_adapter *adapter) } free_page((unsigned long)adapter->buffer_list_addr); adapter->buffer_list_addr = NULL; - } + } if(adapter->filter_list_addr != NULL) { if(!dma_mapping_error(adapter->filter_list_dma)) { @@ -433,7 +433,9 @@ static void ibmveth_cleanup(struct ibmveth_adapter *adapter) } for(i = 0; i<IbmVethNumBufferPools; i++) - ibmveth_free_buffer_pool(adapter, &adapter->rx_buff_pool[i]); + if (adapter->rx_buff_pool[i].active) + ibmveth_free_buffer_pool(adapter, + &adapter->rx_buff_pool[i]); } static int ibmveth_open(struct net_device *netdev) @@ -450,10 +452,10 @@ static int ibmveth_open(struct net_device *netdev) for(i = 0; i<IbmVethNumBufferPools; i++) rxq_entries += adapter->rx_buff_pool[i].size; - + adapter->buffer_list_addr = (void*) get_zeroed_page(GFP_KERNEL); adapter->filter_list_addr = (void*) get_zeroed_page(GFP_KERNEL); - + if(!adapter->buffer_list_addr || !adapter->filter_list_addr) { ibmveth_error_printk("unable to allocate filter or buffer list pages\n"); ibmveth_cleanup(adapter); @@ -489,9 +491,6 @@ static int ibmveth_open(struct net_device *netdev) adapter->rx_queue.num_slots = rxq_entries; adapter->rx_queue.toggle = 1; - /* call change_mtu to init the buffer pools based in initial mtu */ - ibmveth_change_mtu(netdev, netdev->mtu); - memcpy(&mac_address, netdev->dev_addr, netdev->addr_len); mac_address = mac_address >> 16; @@ -504,7 +503,7 @@ static int ibmveth_open(struct net_device *netdev) ibmveth_debug_printk("filter list @ 0x%p\n", adapter->filter_list_addr); ibmveth_debug_printk("receive q @ 0x%p\n", adapter->rx_queue.queue_addr); - + lpar_rc = h_register_logical_lan(adapter->vdev->unit_address, adapter->buffer_list_dma, rxq_desc.desc, @@ -519,7 +518,18 @@ static int ibmveth_open(struct net_device *netdev) rxq_desc.desc, mac_address); ibmveth_cleanup(adapter); - return -ENONET; + return -ENONET; + } + + for(i = 0; i<IbmVethNumBufferPools; i++) { + if(!adapter->rx_buff_pool[i].active) + continue; + if (ibmveth_alloc_buffer_pool(&adapter->rx_buff_pool[i])) { + ibmveth_error_printk("unable to alloc pool\n"); + adapter->rx_buff_pool[i].active = 0; + ibmveth_cleanup(adapter); + return -ENOMEM ; + } } ibmveth_debug_printk("registering irq 0x%x\n", netdev->irq); @@ -547,10 +557,11 @@ static int ibmveth_close(struct net_device *netdev) { struct ibmveth_adapter *adapter = netdev->priv; long lpar_rc; - + ibmveth_debug_printk("close starting\n"); - netif_stop_queue(netdev); + if (!adapter->pool_config) + netif_stop_queue(netdev); free_irq(netdev->irq, netdev); @@ -694,7 +705,7 @@ static int ibmveth_start_xmit(struct sk_buff *skb, struct net_device *netdev) desc[5].desc, correlator); } while ((lpar_rc == H_BUSY) && (retry_count--)); - + if(lpar_rc != H_SUCCESS && lpar_rc != H_DROPPED) { int i; ibmveth_error_printk("tx: h_send_logical_lan failed with rc=%ld\n", lpar_rc); @@ -780,7 +791,7 @@ static int ibmveth_poll(struct net_device *netdev, int *budget) /* more work to do - return that we are not done yet */ netdev->quota -= frames_processed; *budget -= frames_processed; - return 1; + return 1; } /* we think we are done - reenable interrupts, then check once more to make sure we are done */ @@ -806,7 +817,7 @@ static int ibmveth_poll(struct net_device *netdev, int *budget) } static irqreturn_t ibmveth_interrupt(int irq, void *dev_instance, struct pt_regs *regs) -{ +{ struct net_device *netdev = dev_instance; struct ibmveth_adapter *adapter = netdev->priv; unsigned long lpar_rc; @@ -862,7 +873,7 @@ static void ibmveth_set_multicast_list(struct net_device *netdev) ibmveth_error_printk("h_multicast_ctrl rc=%ld when adding an entry to the filter table\n", lpar_rc); } } - + /* re-enable filtering */ lpar_rc = h_multicast_ctrl(adapter->vdev->unit_address, IbmVethMcastEnableFiltering, @@ -876,46 +887,22 @@ static void ibmveth_set_multicast_list(struct net_device *netdev) static int ibmveth_change_mtu(struct net_device *dev, int new_mtu) { struct ibmveth_adapter *adapter = dev->priv; + int new_mtu_oh = new_mtu + IBMVETH_BUFF_OH; int i; - int prev_smaller = 1; - if ((new_mtu < 68) || - (new_mtu > (pool_size[IbmVethNumBufferPools-1]) - IBMVETH_BUFF_OH)) + if (new_mtu < IBMVETH_MAX_MTU) return -EINVAL; + /* Look for an active buffer pool that can hold the new MTU */ for(i = 0; i<IbmVethNumBufferPools; i++) { - int activate = 0; - if (new_mtu > (pool_size[i] - IBMVETH_BUFF_OH)) { - activate = 1; - prev_smaller= 1; - } else { - if (prev_smaller) - activate = 1; - prev_smaller= 0; + if (!adapter->rx_buff_pool[i].active) + continue; + if (new_mtu_oh < adapter->rx_buff_pool[i].buff_size) { + dev->mtu = new_mtu; + return 0; } - - if (activate && !adapter->rx_buff_pool[i].active) { - struct ibmveth_buff_pool *pool = - &adapter->rx_buff_pool[i]; - if(ibmveth_alloc_buffer_pool(pool)) { - ibmveth_error_printk("unable to alloc pool\n"); - return -ENOMEM; - } - adapter->rx_buff_pool[i].active = 1; - } else if (!activate && adapter->rx_buff_pool[i].active) { - adapter->rx_buff_pool[i].active = 0; - h_free_logical_lan_buffer(adapter->vdev->unit_address, - (u64)pool_size[i]); - } - } - - /* kick the interrupt handler so that the new buffer pools get - replenished or deallocated */ - ibmveth_interrupt(dev->irq, dev, NULL); - - dev->mtu = new_mtu; - return 0; + return -EINVAL; } static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id) @@ -928,7 +915,7 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_ unsigned int *mcastFilterSize_p; - ibmveth_debug_printk_no_adapter("entering ibmveth_probe for UA 0x%x\n", + ibmveth_debug_printk_no_adapter("entering ibmveth_probe for UA 0x%x\n", dev->unit_address); mac_addr_p = (unsigned char *) vio_get_attribute(dev, VETH_MAC_ADDR, 0); @@ -937,7 +924,7 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_ "attribute\n", __FILE__, __LINE__); return 0; } - + mcastFilterSize_p= (unsigned int *) vio_get_attribute(dev, VETH_MCAST_FILTER_SIZE, 0); if(!mcastFilterSize_p) { printk(KERN_ERR "(%s:%3.3d) ERROR: Can't find " @@ -945,7 +932,7 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_ __FILE__, __LINE__); return 0; } - + netdev = alloc_etherdev(sizeof(struct ibmveth_adapter)); if(!netdev) @@ -960,13 +947,14 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_ adapter->vdev = dev; adapter->netdev = netdev; adapter->mcastFilterSize= *mcastFilterSize_p; - + adapter->pool_config = 0; + /* Some older boxes running PHYP non-natively have an OF that - returns a 8-byte local-mac-address field (and the first + returns a 8-byte local-mac-address field (and the first 2 bytes have to be ignored) while newer boxes' OF return - a 6-byte field. Note that IEEE 1275 specifies that + a 6-byte field. Note that IEEE 1275 specifies that local-mac-address must be a 6-byte field. - The RPA doc specifies that the first byte must be 10b, so + The RPA doc specifies that the first byte must be 10b, so we'll just look for it to solve this 8 vs. 6 byte field issue */ if ((*mac_addr_p & 0x3) != 0x02) @@ -976,7 +964,7 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_ memcpy(&adapter->mac_addr, mac_addr_p, 6); adapter->liobn = dev->iommu_table->it_index; - + netdev->irq = dev->irq; netdev->open = ibmveth_open; netdev->poll = ibmveth_poll; @@ -989,14 +977,21 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_ netdev->ethtool_ops = &netdev_ethtool_ops; netdev->change_mtu = ibmveth_change_mtu; SET_NETDEV_DEV(netdev, &dev->dev); - netdev->features |= NETIF_F_LLTX; + netdev->features |= NETIF_F_LLTX; spin_lock_init(&adapter->stats_lock); memcpy(&netdev->dev_addr, &adapter->mac_addr, netdev->addr_len); - for(i = 0; i<IbmVethNumBufferPools; i++) - ibmveth_init_buffer_pool(&adapter->rx_buff_pool[i], i, - pool_count[i], pool_size[i]); + for(i = 0; i<IbmVethNumBufferPools; i++) { + struct kobject *kobj = &adapter->rx_buff_pool[i].kobj; + ibmveth_init_buffer_pool(&adapter->rx_buff_pool[i], i, + pool_count[i], pool_size[i], + pool_active[i]); + kobj->parent = &dev->dev.kobj; + sprintf(kobj->name, "pool%d", i); + kobj->ktype = &ktype_veth_pool; + kobject_register(kobj); + } ibmveth_debug_printk("adapter @ 0x%p\n", adapter); @@ -1025,6 +1020,10 @@ static int __devexit ibmveth_remove(struct vio_dev *dev) { struct net_device *netdev = dev->dev.driver_data; struct ibmveth_adapter *adapter = netdev->priv; + int i; + + for(i = 0; i<IbmVethNumBufferPools; i++) + kobject_unregister(&adapter->rx_buff_pool[i].kobj); unregister_netdev(netdev); @@ -1048,7 +1047,7 @@ static void ibmveth_proc_unregister_driver(void) remove_proc_entry(IBMVETH_PROC_DIR, NULL); } -static void *ibmveth_seq_start(struct seq_file *seq, loff_t *pos) +static void *ibmveth_seq_start(struct seq_file *seq, loff_t *pos) { if (*pos == 0) { return (void *)1; @@ -1063,18 +1062,18 @@ static void *ibmveth_seq_next(struct seq_file *seq, void *v, loff_t *pos) return NULL; } -static void ibmveth_seq_stop(struct seq_file *seq, void *v) +static void ibmveth_seq_stop(struct seq_file *seq, void *v) { } -static int ibmveth_seq_show(struct seq_file *seq, void *v) +static int ibmveth_seq_show(struct seq_file *seq, void *v) { struct ibmveth_adapter *adapter = seq->private; char *current_mac = ((char*) &adapter->netdev->dev_addr); char *firmware_mac = ((char*) &adapter->mac_addr) ; seq_printf(seq, "%s %s\n\n", ibmveth_driver_string, ibmveth_driver_version); - + seq_printf(seq, "Unit Address: 0x%x\n", adapter->vdev->unit_address); seq_printf(seq, "LIOBN: 0x%lx\n", adapter->liobn); seq_printf(seq, "Current MAC: %02X:%02X:%02X:%02X:%02X:%02X\n", @@ -1083,7 +1082,7 @@ static int ibmveth_seq_show(struct seq_file *seq, void *v) seq_printf(seq, "Firmware MAC: %02X:%02X:%02X:%02X:%02X:%02X\n", firmware_mac[0], firmware_mac[1], firmware_mac[2], firmware_mac[3], firmware_mac[4], firmware_mac[5]); - + seq_printf(seq, "\nAdapter Statistics:\n"); seq_printf(seq, " TX: skbuffs linearized: %ld\n", adapter->tx_linearized); seq_printf(seq, " multi-descriptor sends: %ld\n", adapter->tx_multidesc_send); @@ -1095,7 +1094,7 @@ static int ibmveth_seq_show(struct seq_file *seq, void *v) seq_printf(seq, " add buffer failures: %ld\n", adapter->replenish_add_buff_failure); seq_printf(seq, " invalid buffers: %ld\n", adapter->rx_invalid_buffer); seq_printf(seq, " no buffers: %ld\n", adapter->rx_no_buffer); - + return 0; } static struct seq_operations ibmveth_seq_ops = { @@ -1153,11 +1152,11 @@ static void ibmveth_proc_unregister_adapter(struct ibmveth_adapter *adapter) } #else /* CONFIG_PROC_FS */ -static void ibmveth_proc_register_adapter(struct ibmveth_adapter *adapter) +static void ibmveth_proc_register_adapter(struct ibmveth_adapter *adapter) { } -static void ibmveth_proc_unregister_adapter(struct ibmveth_adapter *adapter) +static void ibmveth_proc_unregister_adapter(struct ibmveth_adapter *adapter) { } static void ibmveth_proc_register_driver(void) @@ -1169,6 +1168,132 @@ static void ibmveth_proc_unregister_driver(void) } #endif /* CONFIG_PROC_FS */ +static struct attribute veth_active_attr; +static struct attribute veth_num_attr; +static struct attribute veth_size_attr; + +static ssize_t veth_pool_show(struct kobject * kobj, + struct attribute * attr, char * buf) +{ + struct ibmveth_buff_pool *pool = container_of(kobj, + struct ibmveth_buff_pool, + kobj); + + if (attr == &veth_active_attr) + return sprintf(buf, "%d\n", pool->active); + else if (attr == &veth_num_attr) + return sprintf(buf, "%d\n", pool->size); + else if (attr == &veth_size_attr) + return sprintf(buf, "%d\n", pool->buff_size); + return 0; +} + +static ssize_t veth_pool_store(struct kobject * kobj, struct attribute * attr, +const char * buf, size_t count) +{ + struct ibmveth_buff_pool *pool = container_of(kobj, + struct ibmveth_buff_pool, + kobj); + struct net_device *netdev = + container_of(kobj->parent, struct device, kobj)->driver_data; + struct ibmveth_adapter *adapter = netdev->priv; + long value = simple_strtol(buf, NULL, 10); + long rc; + + if (attr == &veth_active_attr) { + if (value && !pool->active) { + if(ibmveth_alloc_buffer_pool(pool)) { + ibmveth_error_printk("unable to alloc pool\n"); + return -ENOMEM; + } + pool->active = 1; + adapter->pool_config = 1; + ibmveth_close(netdev); + adapter->pool_config = 0; + if ((rc = ibmveth_open(netdev))) + return rc; + } else if (!value && pool->active) { + int mtu = netdev->mtu + IBMVETH_BUFF_OH; + int i; + /* Make sure there is a buffer pool with buffers that + can hold a packet of the size of the MTU */ + for(i = 0; i<IbmVethNumBufferPools; i++) { + if (pool == &adapter->rx_buff_pool[i]) + continue; + if (!adapter->rx_buff_pool[i].active) + continue; + if (mtu < adapter->rx_buff_pool[i].buff_size) { + pool->active = 0; + h_free_logical_lan_buffer(adapter-> + vdev-> + unit_address, + pool-> + buff_size); + } + } + if (pool->active) { + ibmveth_error_printk("no active pool >= MTU\n"); + return -EPERM; + } + } + } else if (attr == &veth_num_attr) { + if (value <= 0 || value > IBMVETH_MAX_POOL_COUNT) + return -EINVAL; + else { + adapter->pool_config = 1; + ibmveth_close(netdev); + adapter->pool_config = 0; + pool->size = value; + if ((rc = ibmveth_open(netdev))) + return rc; + } + } else if (attr == &veth_size_attr) { + if (value <= IBMVETH_BUFF_OH || value > IBMVETH_MAX_BUF_SIZE) + return -EINVAL; + else { + adapter->pool_config = 1; + ibmveth_close(netdev); + adapter->pool_config = 0; + pool->buff_size = value; + if ((rc = ibmveth_open(netdev))) + return rc; + } + } + + /* kick the interrupt handler to allocate/deallocate pools */ + ibmveth_interrupt(netdev->irq, netdev, NULL); + return count; +} + + +#define ATTR(_name, _mode) \ + struct attribute veth_##_name##_attr = { \ + .name = __stringify(_name), .mode = _mode, .owner = THIS_MODULE \ + }; + +static ATTR(active, 0644); +static ATTR(num, 0644); +static ATTR(size, 0644); + +static struct attribute * veth_pool_attrs[] = { + &veth_active_attr, + &veth_num_attr, + &veth_size_attr, + NULL, +}; + +static struct sysfs_ops veth_pool_ops = { + .show = veth_pool_show, + .store = veth_pool_store, +}; + +static struct kobj_type ktype_veth_pool = { + .release = NULL, + .sysfs_ops = &veth_pool_ops, + .default_attrs = veth_pool_attrs, +}; + + static struct vio_device_id ibmveth_device_table[] __devinitdata= { { "network", "IBM,l-lan"}, { "", "" } @@ -1198,7 +1323,7 @@ static void __exit ibmveth_module_exit(void) { vio_unregister_driver(&ibmveth_driver); ibmveth_proc_unregister_driver(); -} +} module_init(ibmveth_module_init); module_exit(ibmveth_module_exit); diff --git a/drivers/net/ibmveth.h b/drivers/net/ibmveth.h index 46919a814fc..8385bf83650 100644 --- a/drivers/net/ibmveth.h +++ b/drivers/net/ibmveth.h @@ -75,10 +75,13 @@ #define IbmVethNumBufferPools 5 #define IBMVETH_BUFF_OH 22 /* Overhead: 14 ethernet header + 8 opaque handle */ +#define IBMVETH_MAX_MTU 68 +#define IBMVETH_MAX_POOL_COUNT 4096 +#define IBMVETH_MAX_BUF_SIZE (1024 * 128) -/* pool_size should be sorted */ static int pool_size[] = { 512, 1024 * 2, 1024 * 16, 1024 * 32, 1024 * 64 }; static int pool_count[] = { 256, 768, 256, 256, 256 }; +static int pool_active[] = { 1, 1, 0, 0, 0}; #define IBM_VETH_INVALID_MAP ((u16)0xffff) @@ -94,6 +97,7 @@ struct ibmveth_buff_pool { dma_addr_t *dma_addr; struct sk_buff **skbuff; int active; + struct kobject kobj; }; struct ibmveth_rx_q { @@ -118,6 +122,7 @@ struct ibmveth_adapter { dma_addr_t filter_list_dma; struct ibmveth_buff_pool rx_buff_pool[IbmVethNumBufferPools]; struct ibmveth_rx_q rx_queue; + int pool_config; /* adapter specific stats */ u64 replenish_task_cycles; @@ -134,7 +139,7 @@ struct ibmveth_adapter { spinlock_t stats_lock; }; -struct ibmveth_buf_desc_fields { +struct ibmveth_buf_desc_fields { u32 valid : 1; u32 toggle : 1; u32 reserved : 6; @@ -143,7 +148,7 @@ struct ibmveth_buf_desc_fields { }; union ibmveth_buf_desc { - u64 desc; + u64 desc; struct ibmveth_buf_desc_fields fields; }; diff --git a/drivers/net/ixgb/Makefile b/drivers/net/ixgb/Makefile index 7c7aff1ea7d..a8a2d3d0356 100644 --- a/drivers/net/ixgb/Makefile +++ b/drivers/net/ixgb/Makefile @@ -1,7 +1,7 @@ ################################################################################ # # -# Copyright(c) 1999 - 2002 Intel Corporation. All rights reserved. +# Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. # # This program is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by the Free diff --git a/drivers/net/ixgb/ixgb.h b/drivers/net/ixgb/ixgb.h index c83271b3862..a83ef28dadb 100644 --- a/drivers/net/ixgb/ixgb.h +++ b/drivers/net/ixgb/ixgb.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -84,7 +84,12 @@ struct ixgb_adapter; #define IXGB_DBG(args...) #endif -#define IXGB_ERR(args...) printk(KERN_ERR "ixgb: " args) +#define PFX "ixgb: " +#define DPRINTK(nlevel, klevel, fmt, args...) \ + (void)((NETIF_MSG_##nlevel & adapter->msg_enable) && \ + printk(KERN_##klevel PFX "%s: %s: " fmt, adapter->netdev->name, \ + __FUNCTION__ , ## args)) + /* TX/RX descriptor defines */ #define DEFAULT_TXD 256 @@ -175,6 +180,7 @@ struct ixgb_adapter { uint64_t hw_csum_tx_good; uint64_t hw_csum_tx_error; uint32_t tx_int_delay; + uint32_t tx_timeout_count; boolean_t tx_int_delay_enable; boolean_t detect_tx_hung; @@ -192,7 +198,9 @@ struct ixgb_adapter { /* structs defined in ixgb_hw.h */ struct ixgb_hw hw; + u16 msg_enable; struct ixgb_hw_stats stats; + uint32_t alloc_rx_buff_failed; #ifdef CONFIG_PCI_MSI boolean_t have_msi; #endif diff --git a/drivers/net/ixgb/ixgb_ee.c b/drivers/net/ixgb/ixgb_ee.c index 661a46b95a6..8357c5590bf 100644 --- a/drivers/net/ixgb/ixgb_ee.c +++ b/drivers/net/ixgb/ixgb_ee.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free diff --git a/drivers/net/ixgb/ixgb_ee.h b/drivers/net/ixgb/ixgb_ee.h index 5190aa8761a..bf6fa220f38 100644 --- a/drivers/net/ixgb/ixgb_ee.h +++ b/drivers/net/ixgb/ixgb_ee.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free diff --git a/drivers/net/ixgb/ixgb_ethtool.c b/drivers/net/ixgb/ixgb_ethtool.c index d38ade5f2f4..cf19b898ba9 100644 --- a/drivers/net/ixgb/ixgb_ethtool.c +++ b/drivers/net/ixgb/ixgb_ethtool.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -44,6 +44,8 @@ extern void ixgb_free_rx_resources(struct ixgb_adapter *adapter); extern void ixgb_free_tx_resources(struct ixgb_adapter *adapter); extern void ixgb_update_stats(struct ixgb_adapter *adapter); +#define IXGB_ALL_RAR_ENTRIES 16 + struct ixgb_stats { char stat_string[ETH_GSTRING_LEN]; int sizeof_stat; @@ -76,6 +78,7 @@ static struct ixgb_stats ixgb_gstrings_stats[] = { {"tx_heartbeat_errors", IXGB_STAT(net_stats.tx_heartbeat_errors)}, {"tx_window_errors", IXGB_STAT(net_stats.tx_window_errors)}, {"tx_deferred_ok", IXGB_STAT(stats.dc)}, + {"tx_timeout_count", IXGB_STAT(tx_timeout_count) }, {"rx_long_length_errors", IXGB_STAT(stats.roc)}, {"rx_short_length_errors", IXGB_STAT(stats.ruc)}, #ifdef NETIF_F_TSO @@ -117,6 +120,16 @@ ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) return 0; } +static void ixgb_set_speed_duplex(struct net_device *netdev) +{ + struct ixgb_adapter *adapter = netdev_priv(netdev); + /* be optimistic about our link, since we were up before */ + adapter->link_speed = 10000; + adapter->link_duplex = FULL_DUPLEX; + netif_carrier_on(netdev); + netif_wake_queue(netdev); +} + static int ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) { @@ -130,12 +143,7 @@ ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) ixgb_down(adapter, TRUE); ixgb_reset(adapter); ixgb_up(adapter); - /* be optimistic about our link, since we were up before */ - adapter->link_speed = 10000; - adapter->link_duplex = FULL_DUPLEX; - netif_carrier_on(netdev); - netif_wake_queue(netdev); - + ixgb_set_speed_duplex(netdev); } else ixgb_reset(adapter); @@ -183,11 +191,7 @@ ixgb_set_pauseparam(struct net_device *netdev, if(netif_running(adapter->netdev)) { ixgb_down(adapter, TRUE); ixgb_up(adapter); - /* be optimistic about our link, since we were up before */ - adapter->link_speed = 10000; - adapter->link_duplex = FULL_DUPLEX; - netif_carrier_on(netdev); - netif_wake_queue(netdev); + ixgb_set_speed_duplex(netdev); } else ixgb_reset(adapter); @@ -212,11 +216,7 @@ ixgb_set_rx_csum(struct net_device *netdev, uint32_t data) if(netif_running(netdev)) { ixgb_down(adapter,TRUE); ixgb_up(adapter); - /* be optimistic about our link, since we were up before */ - adapter->link_speed = 10000; - adapter->link_duplex = FULL_DUPLEX; - netif_carrier_on(netdev); - netif_wake_queue(netdev); + ixgb_set_speed_duplex(netdev); } else ixgb_reset(adapter); return 0; @@ -251,6 +251,19 @@ ixgb_set_tso(struct net_device *netdev, uint32_t data) } #endif /* NETIF_F_TSO */ +static uint32_t +ixgb_get_msglevel(struct net_device *netdev) +{ + struct ixgb_adapter *adapter = netdev_priv(netdev); + return adapter->msg_enable; +} + +static void +ixgb_set_msglevel(struct net_device *netdev, uint32_t data) +{ + struct ixgb_adapter *adapter = netdev_priv(netdev); + adapter->msg_enable = data; +} #define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_ static int @@ -303,7 +316,7 @@ ixgb_get_regs(struct net_device *netdev, *reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */ /* there are 16 RAR entries in hardware, we only use 3 */ - for(i = 0; i < 16; i++) { + for(i = 0; i < IXGB_ALL_RAR_ENTRIES; i++) { *reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */ *reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */ } @@ -593,11 +606,7 @@ ixgb_set_ringparam(struct net_device *netdev, adapter->tx_ring = tx_new; if((err = ixgb_up(adapter))) return err; - /* be optimistic about our link, since we were up before */ - adapter->link_speed = 10000; - adapter->link_duplex = FULL_DUPLEX; - netif_carrier_on(netdev); - netif_wake_queue(netdev); + ixgb_set_speed_duplex(netdev); } return 0; @@ -714,6 +723,8 @@ static struct ethtool_ops ixgb_ethtool_ops = { .set_tx_csum = ixgb_set_tx_csum, .get_sg = ethtool_op_get_sg, .set_sg = ethtool_op_set_sg, + .get_msglevel = ixgb_get_msglevel, + .set_msglevel = ixgb_set_msglevel, #ifdef NETIF_F_TSO .get_tso = ethtool_op_get_tso, .set_tso = ixgb_set_tso, diff --git a/drivers/net/ixgb/ixgb_hw.c b/drivers/net/ixgb/ixgb_hw.c index 620cad48bde..f7fa10e47fa 100644 --- a/drivers/net/ixgb/ixgb_hw.c +++ b/drivers/net/ixgb/ixgb_hw.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free diff --git a/drivers/net/ixgb/ixgb_hw.h b/drivers/net/ixgb/ixgb_hw.h index 382c6300ccc..cb4568915ad 100644 --- a/drivers/net/ixgb/ixgb_hw.h +++ b/drivers/net/ixgb/ixgb_hw.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -57,6 +57,7 @@ typedef enum { typedef enum { ixgb_media_type_unknown = 0, ixgb_media_type_fiber = 1, + ixgb_media_type_copper = 2, ixgb_num_media_types } ixgb_media_type; diff --git a/drivers/net/ixgb/ixgb_ids.h b/drivers/net/ixgb/ixgb_ids.h index aee207eaa28..40a085f94c7 100644 --- a/drivers/net/ixgb/ixgb_ids.h +++ b/drivers/net/ixgb/ixgb_ids.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -43,6 +43,8 @@ #define IXGB_SUBDEVICE_ID_A11F 0xA11F #define IXGB_SUBDEVICE_ID_A01F 0xA01F -#endif /* #ifndef _IXGB_IDS_H_ */ +#define IXGB_DEVICE_ID_82597EX_CX4 0x109E +#define IXGB_SUBDEVICE_ID_A00C 0xA00C +#endif /* #ifndef _IXGB_IDS_H_ */ /* End of File */ diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index cfd67d812f0..57006fb8840 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -28,22 +28,6 @@ #include "ixgb.h" -/* Change Log - * 1.0.96 04/19/05 - * - Make needlessly global code static -- bunk@stusta.de - * - ethtool cleanup -- shemminger@osdl.org - * - Support for MODULE_VERSION -- linville@tuxdriver.com - * - add skb_header_cloned check to the tso path -- herbert@apana.org.au - * 1.0.88 01/05/05 - * - include fix to the condition that determines when to quit NAPI - Robert Olsson - * - use netif_poll_{disable/enable} to synchronize between NAPI and i/f up/down - * 1.0.84 10/26/04 - * - reset buffer_info->dma in Tx resource cleanup logic - * 1.0.83 10/12/04 - * - sparse cleanup - shemminger@osdl.org - * - fix tx resource cleanup logic - */ - char ixgb_driver_name[] = "ixgb"; static char ixgb_driver_string[] = "Intel(R) PRO/10GbE Network Driver"; @@ -52,9 +36,9 @@ static char ixgb_driver_string[] = "Intel(R) PRO/10GbE Network Driver"; #else #define DRIVERNAPI "-NAPI" #endif -#define DRV_VERSION "1.0.100-k2"DRIVERNAPI +#define DRV_VERSION "1.0.109-k2"DRIVERNAPI char ixgb_driver_version[] = DRV_VERSION; -static char ixgb_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; +static char ixgb_copyright[] = "Copyright (c) 1999-2006 Intel Corporation."; /* ixgb_pci_tbl - PCI Device ID Table * @@ -67,6 +51,8 @@ static char ixgb_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; static struct pci_device_id ixgb_pci_tbl[] = { {INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + {INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX_CX4, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX_SR, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {INTEL_VENDOR_ID, IXGB_DEVICE_ID_82597EX_LR, @@ -148,6 +134,11 @@ MODULE_DESCRIPTION("Intel(R) PRO/10GbE Network Driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); +#define DEFAULT_DEBUG_LEVEL_SHIFT 3 +static int debug = DEFAULT_DEBUG_LEVEL_SHIFT; +module_param(debug, int, 0); +MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)"); + /* some defines for controlling descriptor fetches in h/w */ #define RXDCTL_WTHRESH_DEFAULT 16 /* chip writes back at this many or RXT0 */ #define RXDCTL_PTHRESH_DEFAULT 0 /* chip considers prefech below @@ -196,7 +187,7 @@ module_exit(ixgb_exit_module); * @adapter: board private structure **/ -static inline void +static void ixgb_irq_disable(struct ixgb_adapter *adapter) { atomic_inc(&adapter->irq_sem); @@ -210,7 +201,7 @@ ixgb_irq_disable(struct ixgb_adapter *adapter) * @adapter: board private structure **/ -static inline void +static void ixgb_irq_enable(struct ixgb_adapter *adapter) { if(atomic_dec_and_test(&adapter->irq_sem)) { @@ -231,6 +222,7 @@ ixgb_up(struct ixgb_adapter *adapter) /* hardware has been reset, we need to reload some things */ + ixgb_rar_set(hw, netdev->dev_addr, 0); ixgb_set_multi(netdev); ixgb_restore_vlan(adapter); @@ -240,6 +232,9 @@ ixgb_up(struct ixgb_adapter *adapter) ixgb_configure_rx(adapter); ixgb_alloc_rx_buffers(adapter); + /* disable interrupts and get the hardware into a known state */ + IXGB_WRITE_REG(&adapter->hw, IMC, 0xffffffff); + #ifdef CONFIG_PCI_MSI { boolean_t pcix = (IXGB_READ_REG(&adapter->hw, STATUS) & @@ -249,7 +244,7 @@ ixgb_up(struct ixgb_adapter *adapter) if (!pcix) adapter->have_msi = FALSE; else if((err = pci_enable_msi(adapter->pdev))) { - printk (KERN_ERR + DPRINTK(PROBE, ERR, "Unable to allocate MSI interrupt Error: %d\n", err); adapter->have_msi = FALSE; /* proceed to try to request regular interrupt */ @@ -259,11 +254,11 @@ ixgb_up(struct ixgb_adapter *adapter) #endif if((err = request_irq(adapter->pdev->irq, &ixgb_intr, SA_SHIRQ | SA_SAMPLE_RANDOM, - netdev->name, netdev))) + netdev->name, netdev))) { + DPRINTK(PROBE, ERR, + "Unable to allocate interrupt Error: %d\n", err); return err; - - /* disable interrupts and get the hardware into a known state */ - IXGB_WRITE_REG(&adapter->hw, IMC, 0xffffffff); + } if((hw->max_frame_size != max_frame) || (hw->max_frame_size != @@ -285,11 +280,12 @@ ixgb_up(struct ixgb_adapter *adapter) } mod_timer(&adapter->watchdog_timer, jiffies); - ixgb_irq_enable(adapter); #ifdef CONFIG_IXGB_NAPI netif_poll_enable(netdev); #endif + ixgb_irq_enable(adapter); + return 0; } @@ -326,7 +322,7 @@ ixgb_reset(struct ixgb_adapter *adapter) ixgb_adapter_stop(&adapter->hw); if(!ixgb_init_hw(&adapter->hw)) - IXGB_DBG("ixgb_init_hw failed.\n"); + DPRINTK(PROBE, ERR, "ixgb_init_hw failed.\n"); } /** @@ -363,7 +359,8 @@ ixgb_probe(struct pci_dev *pdev, } else { if((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) || (err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))) { - IXGB_ERR("No usable DMA configuration, aborting\n"); + printk(KERN_ERR + "ixgb: No usable DMA configuration, aborting\n"); goto err_dma_mask; } pci_using_dac = 0; @@ -388,6 +385,7 @@ ixgb_probe(struct pci_dev *pdev, adapter->netdev = netdev; adapter->pdev = pdev; adapter->hw.back = adapter; + adapter->msg_enable = netif_msg_init(debug, DEFAULT_DEBUG_LEVEL_SHIFT); mmio_start = pci_resource_start(pdev, BAR_0); mmio_len = pci_resource_len(pdev, BAR_0); @@ -416,7 +414,7 @@ ixgb_probe(struct pci_dev *pdev, netdev->change_mtu = &ixgb_change_mtu; ixgb_set_ethtool_ops(netdev); netdev->tx_timeout = &ixgb_tx_timeout; - netdev->watchdog_timeo = HZ; + netdev->watchdog_timeo = 5 * HZ; #ifdef CONFIG_IXGB_NAPI netdev->poll = &ixgb_clean; netdev->weight = 64; @@ -428,6 +426,7 @@ ixgb_probe(struct pci_dev *pdev, netdev->poll_controller = ixgb_netpoll; #endif + strcpy(netdev->name, pci_name(pdev)); netdev->mem_start = mmio_start; netdev->mem_end = mmio_start + mmio_len; netdev->base_addr = adapter->hw.io_base; @@ -449,6 +448,9 @@ ixgb_probe(struct pci_dev *pdev, #ifdef NETIF_F_TSO netdev->features |= NETIF_F_TSO; #endif +#ifdef NETIF_F_LLTX + netdev->features |= NETIF_F_LLTX; +#endif if(pci_using_dac) netdev->features |= NETIF_F_HIGHDMA; @@ -456,7 +458,7 @@ ixgb_probe(struct pci_dev *pdev, /* make sure the EEPROM is good */ if(!ixgb_validate_eeprom_checksum(&adapter->hw)) { - printk(KERN_ERR "The EEPROM Checksum Is Not Valid\n"); + DPRINTK(PROBE, ERR, "The EEPROM Checksum Is Not Valid\n"); err = -EIO; goto err_eeprom; } @@ -465,6 +467,7 @@ ixgb_probe(struct pci_dev *pdev, memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len); if(!is_valid_ether_addr(netdev->perm_addr)) { + DPRINTK(PROBE, ERR, "Invalid MAC Address\n"); err = -EIO; goto err_eeprom; } @@ -478,6 +481,7 @@ ixgb_probe(struct pci_dev *pdev, INIT_WORK(&adapter->tx_timeout_task, (void (*)(void *))ixgb_tx_timeout_task, netdev); + strcpy(netdev->name, "eth%d"); if((err = register_netdev(netdev))) goto err_register; @@ -486,8 +490,7 @@ ixgb_probe(struct pci_dev *pdev, netif_carrier_off(netdev); netif_stop_queue(netdev); - printk(KERN_INFO "%s: Intel(R) PRO/10GbE Network Connection\n", - netdev->name); + DPRINTK(PROBE, INFO, "Intel(R) PRO/10GbE Network Connection\n"); ixgb_check_options(adapter); /* reset the hardware with the new settings */ @@ -557,17 +560,17 @@ ixgb_sw_init(struct ixgb_adapter *adapter) hw->subsystem_vendor_id = pdev->subsystem_vendor; hw->subsystem_id = pdev->subsystem_device; - adapter->rx_buffer_len = IXGB_RXBUFFER_2048; - hw->max_frame_size = netdev->mtu + ENET_HEADER_SIZE + ENET_FCS_LENGTH; + adapter->rx_buffer_len = hw->max_frame_size; if((hw->device_id == IXGB_DEVICE_ID_82597EX) - ||(hw->device_id == IXGB_DEVICE_ID_82597EX_LR) - ||(hw->device_id == IXGB_DEVICE_ID_82597EX_SR)) + || (hw->device_id == IXGB_DEVICE_ID_82597EX_CX4) + || (hw->device_id == IXGB_DEVICE_ID_82597EX_LR) + || (hw->device_id == IXGB_DEVICE_ID_82597EX_SR)) hw->mac_type = ixgb_82597; else { /* should never have loaded on this device */ - printk(KERN_ERR "ixgb: unsupported device id\n"); + DPRINTK(PROBE, ERR, "unsupported device id\n"); } /* enable flow control to be programmed */ @@ -665,6 +668,8 @@ ixgb_setup_tx_resources(struct ixgb_adapter *adapter) size = sizeof(struct ixgb_buffer) * txdr->count; txdr->buffer_info = vmalloc(size); if(!txdr->buffer_info) { + DPRINTK(PROBE, ERR, + "Unable to allocate transmit descriptor ring memory\n"); return -ENOMEM; } memset(txdr->buffer_info, 0, size); @@ -677,6 +682,8 @@ ixgb_setup_tx_resources(struct ixgb_adapter *adapter) txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma); if(!txdr->desc) { vfree(txdr->buffer_info); + DPRINTK(PROBE, ERR, + "Unable to allocate transmit descriptor memory\n"); return -ENOMEM; } memset(txdr->desc, 0, txdr->size); @@ -750,6 +757,8 @@ ixgb_setup_rx_resources(struct ixgb_adapter *adapter) size = sizeof(struct ixgb_buffer) * rxdr->count; rxdr->buffer_info = vmalloc(size); if(!rxdr->buffer_info) { + DPRINTK(PROBE, ERR, + "Unable to allocate receive descriptor ring\n"); return -ENOMEM; } memset(rxdr->buffer_info, 0, size); @@ -763,6 +772,8 @@ ixgb_setup_rx_resources(struct ixgb_adapter *adapter) if(!rxdr->desc) { vfree(rxdr->buffer_info); + DPRINTK(PROBE, ERR, + "Unable to allocate receive descriptors\n"); return -ENOMEM; } memset(rxdr->desc, 0, rxdr->size); @@ -794,21 +805,14 @@ ixgb_setup_rctl(struct ixgb_adapter *adapter) rctl |= IXGB_RCTL_SECRC; - switch (adapter->rx_buffer_len) { - case IXGB_RXBUFFER_2048: - default: + if (adapter->rx_buffer_len <= IXGB_RXBUFFER_2048) rctl |= IXGB_RCTL_BSIZE_2048; - break; - case IXGB_RXBUFFER_4096: + else if (adapter->rx_buffer_len <= IXGB_RXBUFFER_4096) rctl |= IXGB_RCTL_BSIZE_4096; - break; - case IXGB_RXBUFFER_8192: + else if (adapter->rx_buffer_len <= IXGB_RXBUFFER_8192) rctl |= IXGB_RCTL_BSIZE_8192; - break; - case IXGB_RXBUFFER_16384: + else if (adapter->rx_buffer_len <= IXGB_RXBUFFER_16384) rctl |= IXGB_RCTL_BSIZE_16384; - break; - } IXGB_WRITE_REG(&adapter->hw, RCTL, rctl); } @@ -898,22 +902,25 @@ ixgb_free_tx_resources(struct ixgb_adapter *adapter) adapter->tx_ring.desc = NULL; } -static inline void +static void ixgb_unmap_and_free_tx_resource(struct ixgb_adapter *adapter, struct ixgb_buffer *buffer_info) { struct pci_dev *pdev = adapter->pdev; - if(buffer_info->dma) { - pci_unmap_page(pdev, - buffer_info->dma, - buffer_info->length, - PCI_DMA_TODEVICE); - buffer_info->dma = 0; - } - if(buffer_info->skb) { + + if (buffer_info->dma) + pci_unmap_page(pdev, buffer_info->dma, buffer_info->length, + PCI_DMA_TODEVICE); + + if (buffer_info->skb) dev_kfree_skb_any(buffer_info->skb); - buffer_info->skb = NULL; - } + + buffer_info->skb = NULL; + buffer_info->dma = 0; + buffer_info->time_stamp = 0; + /* these fields must always be initialized in tx + * buffer_info->length = 0; + * buffer_info->next_to_watch = 0; */ } /** @@ -1112,8 +1119,8 @@ ixgb_watchdog(unsigned long data) if(adapter->hw.link_up) { if(!netif_carrier_ok(netdev)) { - printk(KERN_INFO "ixgb: %s NIC Link is Up %d Mbps %s\n", - netdev->name, 10000, "Full Duplex"); + DPRINTK(LINK, INFO, + "NIC Link is Up 10000 Mbps Full Duplex\n"); adapter->link_speed = 10000; adapter->link_duplex = FULL_DUPLEX; netif_carrier_on(netdev); @@ -1123,9 +1130,7 @@ ixgb_watchdog(unsigned long data) if(netif_carrier_ok(netdev)) { adapter->link_speed = 0; adapter->link_duplex = 0; - printk(KERN_INFO - "ixgb: %s NIC Link is Down\n", - netdev->name); + DPRINTK(LINK, INFO, "NIC Link is Down\n"); netif_carrier_off(netdev); netif_stop_queue(netdev); @@ -1158,7 +1163,7 @@ ixgb_watchdog(unsigned long data) #define IXGB_TX_FLAGS_VLAN 0x00000002 #define IXGB_TX_FLAGS_TSO 0x00000004 -static inline int +static int ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb) { #ifdef NETIF_F_TSO @@ -1220,7 +1225,7 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb) return 0; } -static inline boolean_t +static boolean_t ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb) { struct ixgb_context_desc *context_desc; @@ -1258,7 +1263,7 @@ ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb) #define IXGB_MAX_TXD_PWR 14 #define IXGB_MAX_DATA_PER_TXD (1<<IXGB_MAX_TXD_PWR) -static inline int +static int ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb, unsigned int first) { @@ -1284,6 +1289,7 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb, size, PCI_DMA_TODEVICE); buffer_info->time_stamp = jiffies; + buffer_info->next_to_watch = 0; len -= size; offset += size; @@ -1309,6 +1315,7 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb, size, PCI_DMA_TODEVICE); buffer_info->time_stamp = jiffies; + buffer_info->next_to_watch = 0; len -= size; offset += size; @@ -1323,7 +1330,7 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb, return count; } -static inline void +static void ixgb_tx_queue(struct ixgb_adapter *adapter, int count, int vlan_id,int tx_flags) { struct ixgb_desc_ring *tx_ring = &adapter->tx_ring; @@ -1395,13 +1402,26 @@ ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) return 0; } +#ifdef NETIF_F_LLTX + local_irq_save(flags); + if (!spin_trylock(&adapter->tx_lock)) { + /* Collision - tell upper layer to requeue */ + local_irq_restore(flags); + return NETDEV_TX_LOCKED; + } +#else spin_lock_irqsave(&adapter->tx_lock, flags); +#endif + if(unlikely(IXGB_DESC_UNUSED(&adapter->tx_ring) < DESC_NEEDED)) { netif_stop_queue(netdev); spin_unlock_irqrestore(&adapter->tx_lock, flags); - return 1; + return NETDEV_TX_BUSY; } + +#ifndef NETIF_F_LLTX spin_unlock_irqrestore(&adapter->tx_lock, flags); +#endif if(adapter->vlgrp && vlan_tx_tag_present(skb)) { tx_flags |= IXGB_TX_FLAGS_VLAN; @@ -1413,10 +1433,13 @@ ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) tso = ixgb_tso(adapter, skb); if (tso < 0) { dev_kfree_skb_any(skb); +#ifdef NETIF_F_LLTX + spin_unlock_irqrestore(&adapter->tx_lock, flags); +#endif return NETDEV_TX_OK; } - if (tso) + if (likely(tso)) tx_flags |= IXGB_TX_FLAGS_TSO; else if(ixgb_tx_csum(adapter, skb)) tx_flags |= IXGB_TX_FLAGS_CSUM; @@ -1426,7 +1449,15 @@ ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) netdev->trans_start = jiffies; - return 0; +#ifdef NETIF_F_LLTX + /* Make sure there is space in the ring for the next send. */ + if(unlikely(IXGB_DESC_UNUSED(&adapter->tx_ring) < DESC_NEEDED)) + netif_stop_queue(netdev); + + spin_unlock_irqrestore(&adapter->tx_lock, flags); + +#endif + return NETDEV_TX_OK; } /** @@ -1448,6 +1479,7 @@ ixgb_tx_timeout_task(struct net_device *netdev) { struct ixgb_adapter *adapter = netdev_priv(netdev); + adapter->tx_timeout_count++; ixgb_down(adapter, TRUE); ixgb_up(adapter); } @@ -1486,28 +1518,15 @@ ixgb_change_mtu(struct net_device *netdev, int new_mtu) if((max_frame < IXGB_MIN_ENET_FRAME_SIZE_WITHOUT_FCS + ENET_FCS_LENGTH) || (max_frame > IXGB_MAX_JUMBO_FRAME_SIZE + ENET_FCS_LENGTH)) { - IXGB_ERR("Invalid MTU setting\n"); + DPRINTK(PROBE, ERR, "Invalid MTU setting %d\n", new_mtu); return -EINVAL; } - if((max_frame <= IXGB_MAX_ENET_FRAME_SIZE_WITHOUT_FCS + ENET_FCS_LENGTH) - || (max_frame <= IXGB_RXBUFFER_2048)) { - adapter->rx_buffer_len = IXGB_RXBUFFER_2048; - - } else if(max_frame <= IXGB_RXBUFFER_4096) { - adapter->rx_buffer_len = IXGB_RXBUFFER_4096; - - } else if(max_frame <= IXGB_RXBUFFER_8192) { - adapter->rx_buffer_len = IXGB_RXBUFFER_8192; - - } else { - adapter->rx_buffer_len = IXGB_RXBUFFER_16384; - } + adapter->rx_buffer_len = max_frame; netdev->mtu = new_mtu; - if(old_max_frame != max_frame && netif_running(netdev)) { - + if ((old_max_frame != max_frame) && netif_running(netdev)) { ixgb_down(adapter, TRUE); ixgb_up(adapter); } @@ -1765,23 +1784,43 @@ ixgb_clean_tx_irq(struct ixgb_adapter *adapter) tx_ring->next_to_clean = i; - spin_lock(&adapter->tx_lock); - if(cleaned && netif_queue_stopped(netdev) && netif_carrier_ok(netdev) && - (IXGB_DESC_UNUSED(tx_ring) > IXGB_TX_QUEUE_WAKE)) { - - netif_wake_queue(netdev); + if (unlikely(netif_queue_stopped(netdev))) { + spin_lock(&adapter->tx_lock); + if (netif_queue_stopped(netdev) && netif_carrier_ok(netdev) && + (IXGB_DESC_UNUSED(tx_ring) > IXGB_TX_QUEUE_WAKE)) + netif_wake_queue(netdev); + spin_unlock(&adapter->tx_lock); } - spin_unlock(&adapter->tx_lock); if(adapter->detect_tx_hung) { /* detect a transmit hang in hardware, this serializes the * check with the clearing of time_stamp and movement of i */ adapter->detect_tx_hung = FALSE; - if(tx_ring->buffer_info[i].dma && - time_after(jiffies, tx_ring->buffer_info[i].time_stamp + HZ) + if (tx_ring->buffer_info[eop].dma && + time_after(jiffies, tx_ring->buffer_info[eop].time_stamp + HZ) && !(IXGB_READ_REG(&adapter->hw, STATUS) & - IXGB_STATUS_TXOFF)) + IXGB_STATUS_TXOFF)) { + /* detected Tx unit hang */ + DPRINTK(DRV, ERR, "Detected Tx Unit Hang\n" + " TDH <%x>\n" + " TDT <%x>\n" + " next_to_use <%x>\n" + " next_to_clean <%x>\n" + "buffer_info[next_to_clean]\n" + " time_stamp <%lx>\n" + " next_to_watch <%x>\n" + " jiffies <%lx>\n" + " next_to_watch.status <%x>\n", + IXGB_READ_REG(&adapter->hw, TDH), + IXGB_READ_REG(&adapter->hw, TDT), + tx_ring->next_to_use, + tx_ring->next_to_clean, + tx_ring->buffer_info[eop].time_stamp, + eop, + jiffies, + eop_desc->status); netif_stop_queue(netdev); + } } return cleaned; @@ -1794,7 +1833,7 @@ ixgb_clean_tx_irq(struct ixgb_adapter *adapter) * @sk_buff: socket buffer with received data **/ -static inline void +static void ixgb_rx_checksum(struct ixgb_adapter *adapter, struct ixgb_rx_desc *rx_desc, struct sk_buff *skb) @@ -1858,6 +1897,7 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter) #endif status = rx_desc->status; skb = buffer_info->skb; + buffer_info->skb = NULL; prefetch(skb->data); @@ -1902,6 +1942,26 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter) goto rxdesc_done; } + /* code added for copybreak, this should improve + * performance for small packets with large amounts + * of reassembly being done in the stack */ +#define IXGB_CB_LENGTH 256 + if (length < IXGB_CB_LENGTH) { + struct sk_buff *new_skb = + dev_alloc_skb(length + NET_IP_ALIGN); + if (new_skb) { + skb_reserve(new_skb, NET_IP_ALIGN); + new_skb->dev = netdev; + memcpy(new_skb->data - NET_IP_ALIGN, + skb->data - NET_IP_ALIGN, + length + NET_IP_ALIGN); + /* save the skb in buffer_info as good */ + buffer_info->skb = skb; + skb = new_skb; + } + } + /* end copybreak code */ + /* Good Receive */ skb_put(skb, length); @@ -1931,7 +1991,6 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter) rxdesc_done: /* clean up descriptor, might be written over by hw */ rx_desc->status = 0; - buffer_info->skb = NULL; /* use prefetched values */ rx_desc = next_rxd; @@ -1971,12 +2030,18 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter) /* leave three descriptors unused */ while(--cleancount > 2) { - rx_desc = IXGB_RX_DESC(*rx_ring, i); - - skb = dev_alloc_skb(adapter->rx_buffer_len + NET_IP_ALIGN); + /* recycle! its good for you */ + if (!(skb = buffer_info->skb)) + skb = dev_alloc_skb(adapter->rx_buffer_len + + NET_IP_ALIGN); + else { + skb_trim(skb, 0); + goto map_skb; + } - if(unlikely(!skb)) { + if (unlikely(!skb)) { /* Better luck next round */ + adapter->alloc_rx_buff_failed++; break; } @@ -1990,33 +2055,36 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter) buffer_info->skb = skb; buffer_info->length = adapter->rx_buffer_len; - buffer_info->dma = - pci_map_single(pdev, - skb->data, - adapter->rx_buffer_len, - PCI_DMA_FROMDEVICE); +map_skb: + buffer_info->dma = pci_map_single(pdev, + skb->data, + adapter->rx_buffer_len, + PCI_DMA_FROMDEVICE); + rx_desc = IXGB_RX_DESC(*rx_ring, i); rx_desc->buff_addr = cpu_to_le64(buffer_info->dma); /* guarantee DD bit not set now before h/w gets descriptor * this is the rest of the workaround for h/w double * writeback. */ rx_desc->status = 0; - if((i & ~(num_group_tail_writes- 1)) == i) { - /* Force memory writes to complete before letting h/w - * know there are new descriptors to fetch. (Only - * applicable for weak-ordered memory model archs, - * such as IA-64). */ - wmb(); - - IXGB_WRITE_REG(&adapter->hw, RDT, i); - } if(++i == rx_ring->count) i = 0; buffer_info = &rx_ring->buffer_info[i]; } - rx_ring->next_to_use = i; + if (likely(rx_ring->next_to_use != i)) { + rx_ring->next_to_use = i; + if (unlikely(i-- == 0)) + i = (rx_ring->count - 1); + + /* Force memory writes to complete before letting h/w + * know there are new descriptors to fetch. (Only + * applicable for weak-ordered memory model archs, such + * as IA-64). */ + wmb(); + IXGB_WRITE_REG(&adapter->hw, RDT, i); + } } /** diff --git a/drivers/net/ixgb/ixgb_osdep.h b/drivers/net/ixgb/ixgb_osdep.h index dba20481ee8..ee982feac64 100644 --- a/drivers/net/ixgb/ixgb_osdep.h +++ b/drivers/net/ixgb/ixgb_osdep.h @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free diff --git a/drivers/net/ixgb/ixgb_param.c b/drivers/net/ixgb/ixgb_param.c index 8a83dfdf746..39fbed29a3d 100644 --- a/drivers/net/ixgb/ixgb_param.c +++ b/drivers/net/ixgb/ixgb_param.c @@ -1,7 +1,7 @@ /******************************************************************************* - Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. + Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -76,7 +76,7 @@ IXGB_PARAM(RxDescriptors, "Number of receive descriptors"); * - 2 - Tx only, generate PAUSE frames but ignore them on receive * - 3 - Full Flow Control Support * - * Default Value: Read flow control settings from the EEPROM + * Default Value: 2 - Tx only (silicon bug avoidance) */ IXGB_PARAM(FlowControl, "Flow Control setting"); @@ -137,7 +137,7 @@ IXGB_PARAM(RxFCLowThresh, "Receive Flow Control Low Threshold"); * * Valid Range: 1 - 65535 * - * Default Value: 256 (0x100) + * Default Value: 65535 (0xffff) (we'll send an xon if we recover) */ IXGB_PARAM(FCReqTimeout, "Flow Control Request Timeout"); @@ -165,8 +165,6 @@ IXGB_PARAM(IntDelayEnable, "Transmit Interrupt Delay Enable"); #define XSUMRX_DEFAULT OPTION_ENABLED -#define FLOW_CONTROL_FULL ixgb_fc_full -#define FLOW_CONTROL_DEFAULT FLOW_CONTROL_FULL #define DEFAULT_FCRTL 0x28000 #define DEFAULT_FCRTH 0x30000 #define MIN_FCRTL 0 @@ -174,9 +172,9 @@ IXGB_PARAM(IntDelayEnable, "Transmit Interrupt Delay Enable"); #define MIN_FCRTH 8 #define MAX_FCRTH 0x3FFF0 -#define DEFAULT_FCPAUSE 0x100 /* this may be too long */ #define MIN_FCPAUSE 1 #define MAX_FCPAUSE 0xffff +#define DEFAULT_FCPAUSE 0xFFFF /* this may be too long */ struct ixgb_option { enum { enable_option, range_option, list_option } type; @@ -336,7 +334,7 @@ ixgb_check_options(struct ixgb_adapter *adapter) .type = list_option, .name = "Flow Control", .err = "reading default settings from EEPROM", - .def = ixgb_fc_full, + .def = ixgb_fc_tx_pause, .arg = { .l = { .nr = LIST_LEN(fc_list), .p = fc_list }} }; @@ -365,8 +363,8 @@ ixgb_check_options(struct ixgb_adapter *adapter) } else { adapter->hw.fc.high_water = opt.def; } - if(!(adapter->hw.fc.type & ixgb_fc_rx_pause) ) - printk (KERN_INFO + if (!(adapter->hw.fc.type & ixgb_fc_tx_pause) ) + printk (KERN_INFO "Ignoring RxFCHighThresh when no RxFC\n"); } { /* Receive Flow Control Low Threshold */ @@ -385,8 +383,8 @@ ixgb_check_options(struct ixgb_adapter *adapter) } else { adapter->hw.fc.low_water = opt.def; } - if(!(adapter->hw.fc.type & ixgb_fc_rx_pause) ) - printk (KERN_INFO + if (!(adapter->hw.fc.type & ixgb_fc_tx_pause) ) + printk (KERN_INFO "Ignoring RxFCLowThresh when no RxFC\n"); } { /* Flow Control Pause Time Request*/ @@ -406,12 +404,12 @@ ixgb_check_options(struct ixgb_adapter *adapter) } else { adapter->hw.fc.pause_time = opt.def; } - if(!(adapter->hw.fc.type & ixgb_fc_rx_pause) ) - printk (KERN_INFO + if (!(adapter->hw.fc.type & ixgb_fc_tx_pause) ) + printk (KERN_INFO "Ignoring FCReqTimeout when no RxFC\n"); } /* high low and spacing check for rx flow control thresholds */ - if (adapter->hw.fc.type & ixgb_fc_rx_pause) { + if (adapter->hw.fc.type & ixgb_fc_tx_pause) { /* high must be greater than low */ if (adapter->hw.fc.high_water < (adapter->hw.fc.low_water + 8)) { /* set defaults */ diff --git a/drivers/net/myri10ge/Makefile b/drivers/net/myri10ge/Makefile new file mode 100644 index 00000000000..5df891647ae --- /dev/null +++ b/drivers/net/myri10ge/Makefile @@ -0,0 +1,5 @@ +# +# Makefile for the Myricom Myri-10G ethernet driver +# + +obj-$(CONFIG_MYRI10GE) += myri10ge.o diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c new file mode 100644 index 00000000000..87933cba7e2 --- /dev/null +++ b/drivers/net/myri10ge/myri10ge.c @@ -0,0 +1,2851 @@ +/************************************************************************* + * myri10ge.c: Myricom Myri-10G Ethernet driver. + * + * Copyright (C) 2005, 2006 Myricom, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Myricom, Inc. nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * + * If the eeprom on your board is not recent enough, you will need to get a + * newer firmware image at: + * http://www.myri.com/scs/download-Myri10GE.html + * + * Contact Information: + * <help@myri.com> + * Myricom, Inc., 325N Santa Anita Avenue, Arcadia, CA 91006 + *************************************************************************/ + +#include <linux/tcp.h> +#include <linux/netdevice.h> +#include <linux/skbuff.h> +#include <linux/string.h> +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/etherdevice.h> +#include <linux/if_ether.h> +#include <linux/if_vlan.h> +#include <linux/ip.h> +#include <linux/inet.h> +#include <linux/in.h> +#include <linux/ethtool.h> +#include <linux/firmware.h> +#include <linux/delay.h> +#include <linux/version.h> +#include <linux/timer.h> +#include <linux/vmalloc.h> +#include <linux/crc32.h> +#include <linux/moduleparam.h> +#include <linux/io.h> +#include <net/checksum.h> +#include <asm/byteorder.h> +#include <asm/io.h> +#include <asm/pci.h> +#include <asm/processor.h> +#ifdef CONFIG_MTRR +#include <asm/mtrr.h> +#endif + +#include "myri10ge_mcp.h" +#include "myri10ge_mcp_gen_header.h" + +#define MYRI10GE_VERSION_STR "0.9.0" + +MODULE_DESCRIPTION("Myricom 10G driver (10GbE)"); +MODULE_AUTHOR("Maintainer: help@myri.com"); +MODULE_VERSION(MYRI10GE_VERSION_STR); +MODULE_LICENSE("Dual BSD/GPL"); + +#define MYRI10GE_MAX_ETHER_MTU 9014 + +#define MYRI10GE_ETH_STOPPED 0 +#define MYRI10GE_ETH_STOPPING 1 +#define MYRI10GE_ETH_STARTING 2 +#define MYRI10GE_ETH_RUNNING 3 +#define MYRI10GE_ETH_OPEN_FAILED 4 + +#define MYRI10GE_EEPROM_STRINGS_SIZE 256 +#define MYRI10GE_MAX_SEND_DESC_TSO ((65536 / 2048) * 2) + +#define MYRI10GE_NO_CONFIRM_DATA 0xffffffff +#define MYRI10GE_NO_RESPONSE_RESULT 0xffffffff + +struct myri10ge_rx_buffer_state { + struct sk_buff *skb; + DECLARE_PCI_UNMAP_ADDR(bus) + DECLARE_PCI_UNMAP_LEN(len) +}; + +struct myri10ge_tx_buffer_state { + struct sk_buff *skb; + int last; + DECLARE_PCI_UNMAP_ADDR(bus) + DECLARE_PCI_UNMAP_LEN(len) +}; + +struct myri10ge_cmd { + u32 data0; + u32 data1; + u32 data2; +}; + +struct myri10ge_rx_buf { + struct mcp_kreq_ether_recv __iomem *lanai; /* lanai ptr for recv ring */ + u8 __iomem *wc_fifo; /* w/c rx dma addr fifo address */ + struct mcp_kreq_ether_recv *shadow; /* host shadow of recv ring */ + struct myri10ge_rx_buffer_state *info; + int cnt; + int alloc_fail; + int mask; /* number of rx slots -1 */ +}; + +struct myri10ge_tx_buf { + struct mcp_kreq_ether_send __iomem *lanai; /* lanai ptr for sendq */ + u8 __iomem *wc_fifo; /* w/c send fifo address */ + struct mcp_kreq_ether_send *req_list; /* host shadow of sendq */ + char *req_bytes; + struct myri10ge_tx_buffer_state *info; + int mask; /* number of transmit slots -1 */ + int boundary; /* boundary transmits cannot cross */ + int req ____cacheline_aligned; /* transmit slots submitted */ + int pkt_start; /* packets started */ + int done ____cacheline_aligned; /* transmit slots completed */ + int pkt_done; /* packets completed */ +}; + +struct myri10ge_rx_done { + struct mcp_slot *entry; + dma_addr_t bus; + int cnt; + int idx; +}; + +struct myri10ge_priv { + int running; /* running? */ + int csum_flag; /* rx_csums? */ + struct myri10ge_tx_buf tx; /* transmit ring */ + struct myri10ge_rx_buf rx_small; + struct myri10ge_rx_buf rx_big; + struct myri10ge_rx_done rx_done; + int small_bytes; + struct net_device *dev; + struct net_device_stats stats; + u8 __iomem *sram; + int sram_size; + unsigned long board_span; + unsigned long iomem_base; + u32 __iomem *irq_claim; + u32 __iomem *irq_deassert; + char *mac_addr_string; + struct mcp_cmd_response *cmd; + dma_addr_t cmd_bus; + struct mcp_irq_data *fw_stats; + dma_addr_t fw_stats_bus; + struct pci_dev *pdev; + int msi_enabled; + unsigned int link_state; + unsigned int rdma_tags_available; + int intr_coal_delay; + u32 __iomem *intr_coal_delay_ptr; + int mtrr; + int wake_queue; + int stop_queue; + int down_cnt; + wait_queue_head_t down_wq; + struct work_struct watchdog_work; + struct timer_list watchdog_timer; + int watchdog_tx_done; + int watchdog_resets; + int tx_linearized; + int pause; + char *fw_name; + char eeprom_strings[MYRI10GE_EEPROM_STRINGS_SIZE]; + char fw_version[128]; + u8 mac_addr[6]; /* eeprom mac address */ + unsigned long serial_number; + int vendor_specific_offset; + u32 devctl; + u16 msi_flags; + u32 pm_state[16]; + u32 read_dma; + u32 write_dma; + u32 read_write_dma; +}; + +static char *myri10ge_fw_unaligned = "myri10ge_ethp_z8e.dat"; +static char *myri10ge_fw_aligned = "myri10ge_eth_z8e.dat"; + +static char *myri10ge_fw_name = NULL; +module_param(myri10ge_fw_name, charp, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(myri10ge_fw_name, "Firmware image name\n"); + +static int myri10ge_ecrc_enable = 1; +module_param(myri10ge_ecrc_enable, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_ecrc_enable, "Enable Extended CRC on PCI-E\n"); + +static int myri10ge_max_intr_slots = 1024; +module_param(myri10ge_max_intr_slots, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_max_intr_slots, "Interrupt queue slots\n"); + +static int myri10ge_small_bytes = -1; /* -1 == auto */ +module_param(myri10ge_small_bytes, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(myri10ge_small_bytes, "Threshold of small packets\n"); + +static int myri10ge_msi = 1; /* enable msi by default */ +module_param(myri10ge_msi, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_msi, "Enable Message Signalled Interrupts\n"); + +static int myri10ge_intr_coal_delay = 25; +module_param(myri10ge_intr_coal_delay, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_intr_coal_delay, "Interrupt coalescing delay\n"); + +static int myri10ge_flow_control = 1; +module_param(myri10ge_flow_control, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_flow_control, "Pause parameter\n"); + +static int myri10ge_deassert_wait = 1; +module_param(myri10ge_deassert_wait, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(myri10ge_deassert_wait, + "Wait when deasserting legacy interrupts\n"); + +static int myri10ge_force_firmware = 0; +module_param(myri10ge_force_firmware, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_force_firmware, + "Force firmware to assume aligned completions\n"); + +static int myri10ge_skb_cross_4k = 0; +module_param(myri10ge_skb_cross_4k, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(myri10ge_skb_cross_4k, + "Can a small skb cross a 4KB boundary?\n"); + +static int myri10ge_initial_mtu = MYRI10GE_MAX_ETHER_MTU - ETH_HLEN; +module_param(myri10ge_initial_mtu, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_initial_mtu, "Initial MTU\n"); + +static int myri10ge_napi_weight = 64; +module_param(myri10ge_napi_weight, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_napi_weight, "Set NAPI weight\n"); + +static int myri10ge_watchdog_timeout = 1; +module_param(myri10ge_watchdog_timeout, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_watchdog_timeout, "Set watchdog timeout\n"); + +static int myri10ge_max_irq_loops = 1048576; +module_param(myri10ge_max_irq_loops, int, S_IRUGO); +MODULE_PARM_DESC(myri10ge_max_irq_loops, + "Set stuck legacy IRQ detection threshold\n"); + +#define MYRI10GE_FW_OFFSET 1024*1024 +#define MYRI10GE_HIGHPART_TO_U32(X) \ +(sizeof (X) == 8) ? ((u32)((u64)(X) >> 32)) : (0) +#define MYRI10GE_LOWPART_TO_U32(X) ((u32)(X)) + +#define myri10ge_pio_copy(to,from,size) __iowrite64_copy(to,from,size/8) + +static int +myri10ge_send_cmd(struct myri10ge_priv *mgp, u32 cmd, + struct myri10ge_cmd *data, int atomic) +{ + struct mcp_cmd *buf; + char buf_bytes[sizeof(*buf) + 8]; + struct mcp_cmd_response *response = mgp->cmd; + char __iomem *cmd_addr = mgp->sram + MXGEFW_CMD_OFFSET; + u32 dma_low, dma_high, result, value; + int sleep_total = 0; + + /* ensure buf is aligned to 8 bytes */ + buf = (struct mcp_cmd *)ALIGN((unsigned long)buf_bytes, 8); + + buf->data0 = htonl(data->data0); + buf->data1 = htonl(data->data1); + buf->data2 = htonl(data->data2); + buf->cmd = htonl(cmd); + dma_low = MYRI10GE_LOWPART_TO_U32(mgp->cmd_bus); + dma_high = MYRI10GE_HIGHPART_TO_U32(mgp->cmd_bus); + + buf->response_addr.low = htonl(dma_low); + buf->response_addr.high = htonl(dma_high); + response->result = MYRI10GE_NO_RESPONSE_RESULT; + mb(); + myri10ge_pio_copy(cmd_addr, buf, sizeof(*buf)); + + /* wait up to 15ms. Longest command is the DMA benchmark, + * which is capped at 5ms, but runs from a timeout handler + * that runs every 7.8ms. So a 15ms timeout leaves us with + * a 2.2ms margin + */ + if (atomic) { + /* if atomic is set, do not sleep, + * and try to get the completion quickly + * (1ms will be enough for those commands) */ + for (sleep_total = 0; + sleep_total < 1000 + && response->result == MYRI10GE_NO_RESPONSE_RESULT; + sleep_total += 10) + udelay(10); + } else { + /* use msleep for most command */ + for (sleep_total = 0; + sleep_total < 15 + && response->result == MYRI10GE_NO_RESPONSE_RESULT; + sleep_total++) + msleep(1); + } + + result = ntohl(response->result); + value = ntohl(response->data); + if (result != MYRI10GE_NO_RESPONSE_RESULT) { + if (result == 0) { + data->data0 = value; + return 0; + } else { + dev_err(&mgp->pdev->dev, + "command %d failed, result = %d\n", + cmd, result); + return -ENXIO; + } + } + + dev_err(&mgp->pdev->dev, "command %d timed out, result = %d\n", + cmd, result); + return -EAGAIN; +} + +/* + * The eeprom strings on the lanaiX have the format + * SN=x\0 + * MAC=x:x:x:x:x:x\0 + * PT:ddd mmm xx xx:xx:xx xx\0 + * PV:ddd mmm xx xx:xx:xx xx\0 + */ +static int myri10ge_read_mac_addr(struct myri10ge_priv *mgp) +{ + char *ptr, *limit; + int i; + + ptr = mgp->eeprom_strings; + limit = mgp->eeprom_strings + MYRI10GE_EEPROM_STRINGS_SIZE; + + while (*ptr != '\0' && ptr < limit) { + if (memcmp(ptr, "MAC=", 4) == 0) { + ptr += 4; + mgp->mac_addr_string = ptr; + for (i = 0; i < 6; i++) { + if ((ptr + 2) > limit) + goto abort; + mgp->mac_addr[i] = + simple_strtoul(ptr, &ptr, 16); + ptr += 1; + } + } + if (memcmp((const void *)ptr, "SN=", 3) == 0) { + ptr += 3; + mgp->serial_number = simple_strtoul(ptr, &ptr, 10); + } + while (ptr < limit && *ptr++) ; + } + + return 0; + +abort: + dev_err(&mgp->pdev->dev, "failed to parse eeprom_strings\n"); + return -ENXIO; +} + +/* + * Enable or disable periodic RDMAs from the host to make certain + * chipsets resend dropped PCIe messages + */ + +static void myri10ge_dummy_rdma(struct myri10ge_priv *mgp, int enable) +{ + char __iomem *submit; + u32 buf[16]; + u32 dma_low, dma_high; + int i; + + /* clear confirmation addr */ + mgp->cmd->data = 0; + mb(); + + /* send a rdma command to the PCIe engine, and wait for the + * response in the confirmation address. The firmware should + * write a -1 there to indicate it is alive and well + */ + dma_low = MYRI10GE_LOWPART_TO_U32(mgp->cmd_bus); + dma_high = MYRI10GE_HIGHPART_TO_U32(mgp->cmd_bus); + + buf[0] = htonl(dma_high); /* confirm addr MSW */ + buf[1] = htonl(dma_low); /* confirm addr LSW */ + buf[2] = htonl(MYRI10GE_NO_CONFIRM_DATA); /* confirm data */ + buf[3] = htonl(dma_high); /* dummy addr MSW */ + buf[4] = htonl(dma_low); /* dummy addr LSW */ + buf[5] = htonl(enable); /* enable? */ + + submit = mgp->sram + 0xfc01c0; + + myri10ge_pio_copy(submit, &buf, sizeof(buf)); + for (i = 0; mgp->cmd->data != MYRI10GE_NO_CONFIRM_DATA && i < 20; i++) + msleep(1); + if (mgp->cmd->data != MYRI10GE_NO_CONFIRM_DATA) + dev_err(&mgp->pdev->dev, "dummy rdma %s failed\n", + (enable ? "enable" : "disable")); +} + +static int +myri10ge_validate_firmware(struct myri10ge_priv *mgp, + struct mcp_gen_header *hdr) +{ + struct device *dev = &mgp->pdev->dev; + int major, minor; + + /* check firmware type */ + if (ntohl(hdr->mcp_type) != MCP_TYPE_ETH) { + dev_err(dev, "Bad firmware type: 0x%x\n", ntohl(hdr->mcp_type)); + return -EINVAL; + } + + /* save firmware version for ethtool */ + strncpy(mgp->fw_version, hdr->version, sizeof(mgp->fw_version)); + + sscanf(mgp->fw_version, "%d.%d", &major, &minor); + + if (!(major == MXGEFW_VERSION_MAJOR && minor == MXGEFW_VERSION_MINOR)) { + dev_err(dev, "Found firmware version %s\n", mgp->fw_version); + dev_err(dev, "Driver needs %d.%d\n", MXGEFW_VERSION_MAJOR, + MXGEFW_VERSION_MINOR); + return -EINVAL; + } + return 0; +} + +static int myri10ge_load_hotplug_firmware(struct myri10ge_priv *mgp, u32 * size) +{ + unsigned crc, reread_crc; + const struct firmware *fw; + struct device *dev = &mgp->pdev->dev; + struct mcp_gen_header *hdr; + size_t hdr_offset; + int status; + + if ((status = request_firmware(&fw, mgp->fw_name, dev)) < 0) { + dev_err(dev, "Unable to load %s firmware image via hotplug\n", + mgp->fw_name); + status = -EINVAL; + goto abort_with_nothing; + } + + /* check size */ + + if (fw->size >= mgp->sram_size - MYRI10GE_FW_OFFSET || + fw->size < MCP_HEADER_PTR_OFFSET + 4) { + dev_err(dev, "Firmware size invalid:%d\n", (int)fw->size); + status = -EINVAL; + goto abort_with_fw; + } + + /* check id */ + hdr_offset = ntohl(*(u32 *) (fw->data + MCP_HEADER_PTR_OFFSET)); + if ((hdr_offset & 3) || hdr_offset + sizeof(*hdr) > fw->size) { + dev_err(dev, "Bad firmware file\n"); + status = -EINVAL; + goto abort_with_fw; + } + hdr = (void *)(fw->data + hdr_offset); + + status = myri10ge_validate_firmware(mgp, hdr); + if (status != 0) + goto abort_with_fw; + + crc = crc32(~0, fw->data, fw->size); + memcpy_toio(mgp->sram + MYRI10GE_FW_OFFSET, fw->data, fw->size); + /* corruption checking is good for parity recovery and buggy chipset */ + memcpy_fromio(fw->data, mgp->sram + MYRI10GE_FW_OFFSET, fw->size); + reread_crc = crc32(~0, fw->data, fw->size); + if (crc != reread_crc) { + dev_err(dev, "CRC failed(fw-len=%u), got 0x%x (expect 0x%x)\n", + (unsigned)fw->size, reread_crc, crc); + status = -EIO; + goto abort_with_fw; + } + *size = (u32) fw->size; + +abort_with_fw: + release_firmware(fw); + +abort_with_nothing: + return status; +} + +static int myri10ge_adopt_running_firmware(struct myri10ge_priv *mgp) +{ + struct mcp_gen_header *hdr; + struct device *dev = &mgp->pdev->dev; + const size_t bytes = sizeof(struct mcp_gen_header); + size_t hdr_offset; + int status; + + /* find running firmware header */ + hdr_offset = ntohl(__raw_readl(mgp->sram + MCP_HEADER_PTR_OFFSET)); + + if ((hdr_offset & 3) || hdr_offset + sizeof(*hdr) > mgp->sram_size) { + dev_err(dev, "Running firmware has bad header offset (%d)\n", + (int)hdr_offset); + return -EIO; + } + + /* copy header of running firmware from SRAM to host memory to + * validate firmware */ + hdr = kmalloc(bytes, GFP_KERNEL); + if (hdr == NULL) { + dev_err(dev, "could not malloc firmware hdr\n"); + return -ENOMEM; + } + memcpy_fromio(hdr, mgp->sram + hdr_offset, bytes); + status = myri10ge_validate_firmware(mgp, hdr); + kfree(hdr); + return status; +} + +static int myri10ge_load_firmware(struct myri10ge_priv *mgp) +{ + char __iomem *submit; + u32 buf[16]; + u32 dma_low, dma_high, size; + int status, i; + + status = myri10ge_load_hotplug_firmware(mgp, &size); + if (status) { + dev_warn(&mgp->pdev->dev, "hotplug firmware loading failed\n"); + + /* Do not attempt to adopt firmware if there + * was a bad crc */ + if (status == -EIO) + return status; + + status = myri10ge_adopt_running_firmware(mgp); + if (status != 0) { + dev_err(&mgp->pdev->dev, + "failed to adopt running firmware\n"); + return status; + } + dev_info(&mgp->pdev->dev, + "Successfully adopted running firmware\n"); + if (mgp->tx.boundary == 4096) { + dev_warn(&mgp->pdev->dev, + "Using firmware currently running on NIC" + ". For optimal\n"); + dev_warn(&mgp->pdev->dev, + "performance consider loading optimized " + "firmware\n"); + dev_warn(&mgp->pdev->dev, "via hotplug\n"); + } + + mgp->fw_name = "adopted"; + mgp->tx.boundary = 2048; + return status; + } + + /* clear confirmation addr */ + mgp->cmd->data = 0; + mb(); + + /* send a reload command to the bootstrap MCP, and wait for the + * response in the confirmation address. The firmware should + * write a -1 there to indicate it is alive and well + */ + dma_low = MYRI10GE_LOWPART_TO_U32(mgp->cmd_bus); + dma_high = MYRI10GE_HIGHPART_TO_U32(mgp->cmd_bus); + + buf[0] = htonl(dma_high); /* confirm addr MSW */ + buf[1] = htonl(dma_low); /* confirm addr LSW */ + buf[2] = htonl(MYRI10GE_NO_CONFIRM_DATA); /* confirm data */ + + /* FIX: All newest firmware should un-protect the bottom of + * the sram before handoff. However, the very first interfaces + * do not. Therefore the handoff copy must skip the first 8 bytes + */ + buf[3] = htonl(MYRI10GE_FW_OFFSET + 8); /* where the code starts */ + buf[4] = htonl(size - 8); /* length of code */ + buf[5] = htonl(8); /* where to copy to */ + buf[6] = htonl(0); /* where to jump to */ + + submit = mgp->sram + 0xfc0000; + + myri10ge_pio_copy(submit, &buf, sizeof(buf)); + mb(); + msleep(1); + mb(); + i = 0; + while (mgp->cmd->data != MYRI10GE_NO_CONFIRM_DATA && i < 20) { + msleep(1); + i++; + } + if (mgp->cmd->data != MYRI10GE_NO_CONFIRM_DATA) { + dev_err(&mgp->pdev->dev, "handoff failed\n"); + return -ENXIO; + } + dev_info(&mgp->pdev->dev, "handoff confirmed\n"); + myri10ge_dummy_rdma(mgp, mgp->tx.boundary != 4096); + + return 0; +} + +static int myri10ge_update_mac_address(struct myri10ge_priv *mgp, u8 * addr) +{ + struct myri10ge_cmd cmd; + int status; + + cmd.data0 = ((addr[0] << 24) | (addr[1] << 16) + | (addr[2] << 8) | addr[3]); + + cmd.data1 = ((addr[4] << 8) | (addr[5])); + + status = myri10ge_send_cmd(mgp, MXGEFW_SET_MAC_ADDRESS, &cmd, 0); + return status; +} + +static int myri10ge_change_pause(struct myri10ge_priv *mgp, int pause) +{ + struct myri10ge_cmd cmd; + int status, ctl; + + ctl = pause ? MXGEFW_ENABLE_FLOW_CONTROL : MXGEFW_DISABLE_FLOW_CONTROL; + status = myri10ge_send_cmd(mgp, ctl, &cmd, 0); + + if (status) { + printk(KERN_ERR + "myri10ge: %s: Failed to set flow control mode\n", + mgp->dev->name); + return status; + } + mgp->pause = pause; + return 0; +} + +static void +myri10ge_change_promisc(struct myri10ge_priv *mgp, int promisc, int atomic) +{ + struct myri10ge_cmd cmd; + int status, ctl; + + ctl = promisc ? MXGEFW_ENABLE_PROMISC : MXGEFW_DISABLE_PROMISC; + status = myri10ge_send_cmd(mgp, ctl, &cmd, atomic); + if (status) + printk(KERN_ERR "myri10ge: %s: Failed to set promisc mode\n", + mgp->dev->name); +} + +static int myri10ge_reset(struct myri10ge_priv *mgp) +{ + struct myri10ge_cmd cmd; + int status; + size_t bytes; + u32 len; + + /* try to send a reset command to the card to see if it + * is alive */ + memset(&cmd, 0, sizeof(cmd)); + status = myri10ge_send_cmd(mgp, MXGEFW_CMD_RESET, &cmd, 0); + if (status != 0) { + dev_err(&mgp->pdev->dev, "failed reset\n"); + return -ENXIO; + } + + /* Now exchange information about interrupts */ + + bytes = myri10ge_max_intr_slots * sizeof(*mgp->rx_done.entry); + memset(mgp->rx_done.entry, 0, bytes); + cmd.data0 = (u32) bytes; + status = myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_INTRQ_SIZE, &cmd, 0); + cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->rx_done.bus); + cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->rx_done.bus); + status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_INTRQ_DMA, &cmd, 0); + + status |= + myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_IRQ_ACK_OFFSET, &cmd, 0); + mgp->irq_claim = (__iomem u32 *) (mgp->sram + cmd.data0); + if (!mgp->msi_enabled) { + status |= myri10ge_send_cmd + (mgp, MXGEFW_CMD_GET_IRQ_DEASSERT_OFFSET, &cmd, 0); + mgp->irq_deassert = (__iomem u32 *) (mgp->sram + cmd.data0); + + } + status |= myri10ge_send_cmd + (mgp, MXGEFW_CMD_GET_INTR_COAL_DELAY_OFFSET, &cmd, 0); + mgp->intr_coal_delay_ptr = (__iomem u32 *) (mgp->sram + cmd.data0); + if (status != 0) { + dev_err(&mgp->pdev->dev, "failed set interrupt parameters\n"); + return status; + } + __raw_writel(htonl(mgp->intr_coal_delay), mgp->intr_coal_delay_ptr); + + /* Run a small DMA test. + * The magic multipliers to the length tell the firmware + * to do DMA read, write, or read+write tests. The + * results are returned in cmd.data0. The upper 16 + * bits or the return is the number of transfers completed. + * The lower 16 bits is the time in 0.5us ticks that the + * transfers took to complete. + */ + + len = mgp->tx.boundary; + + cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->rx_done.bus); + cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->rx_done.bus); + cmd.data2 = len * 0x10000; + status = myri10ge_send_cmd(mgp, MXGEFW_DMA_TEST, &cmd, 0); + if (status == 0) + mgp->read_dma = ((cmd.data0 >> 16) * len * 2) / + (cmd.data0 & 0xffff); + else + dev_warn(&mgp->pdev->dev, "DMA read benchmark failed: %d\n", + status); + cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->rx_done.bus); + cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->rx_done.bus); + cmd.data2 = len * 0x1; + status = myri10ge_send_cmd(mgp, MXGEFW_DMA_TEST, &cmd, 0); + if (status == 0) + mgp->write_dma = ((cmd.data0 >> 16) * len * 2) / + (cmd.data0 & 0xffff); + else + dev_warn(&mgp->pdev->dev, "DMA write benchmark failed: %d\n", + status); + + cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->rx_done.bus); + cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->rx_done.bus); + cmd.data2 = len * 0x10001; + status = myri10ge_send_cmd(mgp, MXGEFW_DMA_TEST, &cmd, 0); + if (status == 0) + mgp->read_write_dma = ((cmd.data0 >> 16) * len * 2 * 2) / + (cmd.data0 & 0xffff); + else + dev_warn(&mgp->pdev->dev, + "DMA read/write benchmark failed: %d\n", status); + + memset(mgp->rx_done.entry, 0, bytes); + + /* reset mcp/driver shared state back to 0 */ + mgp->tx.req = 0; + mgp->tx.done = 0; + mgp->tx.pkt_start = 0; + mgp->tx.pkt_done = 0; + mgp->rx_big.cnt = 0; + mgp->rx_small.cnt = 0; + mgp->rx_done.idx = 0; + mgp->rx_done.cnt = 0; + status = myri10ge_update_mac_address(mgp, mgp->dev->dev_addr); + myri10ge_change_promisc(mgp, 0, 0); + myri10ge_change_pause(mgp, mgp->pause); + return status; +} + +static inline void +myri10ge_submit_8rx(struct mcp_kreq_ether_recv __iomem * dst, + struct mcp_kreq_ether_recv *src) +{ + u32 low; + + low = src->addr_low; + src->addr_low = DMA_32BIT_MASK; + myri10ge_pio_copy(dst, src, 8 * sizeof(*src)); + mb(); + src->addr_low = low; + __raw_writel(low, &dst->addr_low); + mb(); +} + +/* + * Set of routunes to get a new receive buffer. Any buffer which + * crosses a 4KB boundary must start on a 4KB boundary due to PCIe + * wdma restrictions. We also try to align any smaller allocation to + * at least a 16 byte boundary for efficiency. We assume the linux + * memory allocator works by powers of 2, and will not return memory + * smaller than 2KB which crosses a 4KB boundary. If it does, we fall + * back to allocating 2x as much space as required. + * + * We intend to replace large (>4KB) skb allocations by using + * pages directly and building a fraglist in the near future. + */ + +static inline struct sk_buff *myri10ge_alloc_big(int bytes) +{ + struct sk_buff *skb; + unsigned long data, roundup; + + skb = dev_alloc_skb(bytes + 4096 + MXGEFW_PAD); + if (skb == NULL) + return NULL; + + /* Correct skb->truesize so that socket buffer + * accounting is not confused the rounding we must + * do to satisfy alignment constraints. + */ + skb->truesize -= 4096; + + data = (unsigned long)(skb->data); + roundup = (-data) & (4095); + skb_reserve(skb, roundup); + return skb; +} + +/* Allocate 2x as much space as required and use whichever portion + * does not cross a 4KB boundary */ +static inline struct sk_buff *myri10ge_alloc_small_safe(unsigned int bytes) +{ + struct sk_buff *skb; + unsigned long data, boundary; + + skb = dev_alloc_skb(2 * (bytes + MXGEFW_PAD) - 1); + if (unlikely(skb == NULL)) + return NULL; + + /* Correct skb->truesize so that socket buffer + * accounting is not confused the rounding we must + * do to satisfy alignment constraints. + */ + skb->truesize -= bytes + MXGEFW_PAD; + + data = (unsigned long)(skb->data); + boundary = (data + 4095UL) & ~4095UL; + if ((boundary - data) >= (bytes + MXGEFW_PAD)) + return skb; + + skb_reserve(skb, boundary - data); + return skb; +} + +/* Allocate just enough space, and verify that the allocated + * space does not cross a 4KB boundary */ +static inline struct sk_buff *myri10ge_alloc_small(int bytes) +{ + struct sk_buff *skb; + unsigned long roundup, data, end; + + skb = dev_alloc_skb(bytes + 16 + MXGEFW_PAD); + if (unlikely(skb == NULL)) + return NULL; + + /* Round allocated buffer to 16 byte boundary */ + data = (unsigned long)(skb->data); + roundup = (-data) & 15UL; + skb_reserve(skb, roundup); + /* Verify that the data buffer does not cross a page boundary */ + data = (unsigned long)(skb->data); + end = data + bytes + MXGEFW_PAD - 1; + if (unlikely(((end >> 12) != (data >> 12)) && (data & 4095UL))) { + printk(KERN_NOTICE + "myri10ge_alloc_small: small skb crossed 4KB boundary\n"); + myri10ge_skb_cross_4k = 1; + dev_kfree_skb_any(skb); + skb = myri10ge_alloc_small_safe(bytes); + } + return skb; +} + +static inline int +myri10ge_getbuf(struct myri10ge_rx_buf *rx, struct pci_dev *pdev, int bytes, + int idx) +{ + struct sk_buff *skb; + dma_addr_t bus; + int len, retval = 0; + + bytes += VLAN_HLEN; /* account for 802.1q vlan tag */ + + if ((bytes + MXGEFW_PAD) > (4096 - 16) /* linux overhead */ ) + skb = myri10ge_alloc_big(bytes); + else if (myri10ge_skb_cross_4k) + skb = myri10ge_alloc_small_safe(bytes); + else + skb = myri10ge_alloc_small(bytes); + + if (unlikely(skb == NULL)) { + rx->alloc_fail++; + retval = -ENOBUFS; + goto done; + } + + /* set len so that it only covers the area we + * need mapped for DMA */ + len = bytes + MXGEFW_PAD; + + bus = pci_map_single(pdev, skb->data, len, PCI_DMA_FROMDEVICE); + rx->info[idx].skb = skb; + pci_unmap_addr_set(&rx->info[idx], bus, bus); + pci_unmap_len_set(&rx->info[idx], len, len); + rx->shadow[idx].addr_low = htonl(MYRI10GE_LOWPART_TO_U32(bus)); + rx->shadow[idx].addr_high = htonl(MYRI10GE_HIGHPART_TO_U32(bus)); + +done: + /* copy 8 descriptors (64-bytes) to the mcp at a time */ + if ((idx & 7) == 7) { + if (rx->wc_fifo == NULL) + myri10ge_submit_8rx(&rx->lanai[idx - 7], + &rx->shadow[idx - 7]); + else { + mb(); + myri10ge_pio_copy(rx->wc_fifo, + &rx->shadow[idx - 7], 64); + } + } + return retval; +} + +static inline void myri10ge_vlan_ip_csum(struct sk_buff *skb, u16 hw_csum) +{ + struct vlan_hdr *vh = (struct vlan_hdr *)(skb->data); + + if ((skb->protocol == ntohs(ETH_P_8021Q)) && + (vh->h_vlan_encapsulated_proto == htons(ETH_P_IP) || + vh->h_vlan_encapsulated_proto == htons(ETH_P_IPV6))) { + skb->csum = hw_csum; + skb->ip_summed = CHECKSUM_HW; + } +} + +static inline unsigned long +myri10ge_rx_done(struct myri10ge_priv *mgp, struct myri10ge_rx_buf *rx, + int bytes, int len, int csum) +{ + dma_addr_t bus; + struct sk_buff *skb; + int idx, unmap_len; + + idx = rx->cnt & rx->mask; + rx->cnt++; + + /* save a pointer to the received skb */ + skb = rx->info[idx].skb; + bus = pci_unmap_addr(&rx->info[idx], bus); + unmap_len = pci_unmap_len(&rx->info[idx], len); + + /* try to replace the received skb */ + if (myri10ge_getbuf(rx, mgp->pdev, bytes, idx)) { + /* drop the frame -- the old skbuf is re-cycled */ + mgp->stats.rx_dropped += 1; + return 0; + } + + /* unmap the recvd skb */ + pci_unmap_single(mgp->pdev, bus, unmap_len, PCI_DMA_FROMDEVICE); + + /* mcp implicitly skips 1st bytes so that packet is properly + * aligned */ + skb_reserve(skb, MXGEFW_PAD); + + /* set the length of the frame */ + skb_put(skb, len); + + skb->protocol = eth_type_trans(skb, mgp->dev); + skb->dev = mgp->dev; + if (mgp->csum_flag) { + if ((skb->protocol == ntohs(ETH_P_IP)) || + (skb->protocol == ntohs(ETH_P_IPV6))) { + skb->csum = ntohs((u16) csum); + skb->ip_summed = CHECKSUM_HW; + } else + myri10ge_vlan_ip_csum(skb, ntohs((u16) csum)); + } + + netif_receive_skb(skb); + mgp->dev->last_rx = jiffies; + return 1; +} + +static inline void myri10ge_tx_done(struct myri10ge_priv *mgp, int mcp_index) +{ + struct pci_dev *pdev = mgp->pdev; + struct myri10ge_tx_buf *tx = &mgp->tx; + struct sk_buff *skb; + int idx, len; + int limit = 0; + + while (tx->pkt_done != mcp_index) { + idx = tx->done & tx->mask; + skb = tx->info[idx].skb; + + /* Mark as free */ + tx->info[idx].skb = NULL; + if (tx->info[idx].last) { + tx->pkt_done++; + tx->info[idx].last = 0; + } + tx->done++; + len = pci_unmap_len(&tx->info[idx], len); + pci_unmap_len_set(&tx->info[idx], len, 0); + if (skb) { + mgp->stats.tx_bytes += skb->len; + mgp->stats.tx_packets++; + dev_kfree_skb_irq(skb); + if (len) + pci_unmap_single(pdev, + pci_unmap_addr(&tx->info[idx], + bus), len, + PCI_DMA_TODEVICE); + } else { + if (len) + pci_unmap_page(pdev, + pci_unmap_addr(&tx->info[idx], + bus), len, + PCI_DMA_TODEVICE); + } + + /* limit potential for livelock by only handling + * 2 full tx rings per call */ + if (unlikely(++limit > 2 * tx->mask)) + break; + } + /* start the queue if we've stopped it */ + if (netif_queue_stopped(mgp->dev) + && tx->req - tx->done < (tx->mask >> 1)) { + mgp->wake_queue++; + netif_wake_queue(mgp->dev); + } +} + +static inline void myri10ge_clean_rx_done(struct myri10ge_priv *mgp, int *limit) +{ + struct myri10ge_rx_done *rx_done = &mgp->rx_done; + unsigned long rx_bytes = 0; + unsigned long rx_packets = 0; + unsigned long rx_ok; + + int idx = rx_done->idx; + int cnt = rx_done->cnt; + u16 length; + u16 checksum; + + while (rx_done->entry[idx].length != 0 && *limit != 0) { + length = ntohs(rx_done->entry[idx].length); + rx_done->entry[idx].length = 0; + checksum = ntohs(rx_done->entry[idx].checksum); + if (length <= mgp->small_bytes) + rx_ok = myri10ge_rx_done(mgp, &mgp->rx_small, + mgp->small_bytes, + length, checksum); + else + rx_ok = myri10ge_rx_done(mgp, &mgp->rx_big, + mgp->dev->mtu + ETH_HLEN, + length, checksum); + rx_packets += rx_ok; + rx_bytes += rx_ok * (unsigned long)length; + cnt++; + idx = cnt & (myri10ge_max_intr_slots - 1); + + /* limit potential for livelock by only handling a + * limited number of frames. */ + (*limit)--; + } + rx_done->idx = idx; + rx_done->cnt = cnt; + mgp->stats.rx_packets += rx_packets; + mgp->stats.rx_bytes += rx_bytes; +} + +static inline void myri10ge_check_statblock(struct myri10ge_priv *mgp) +{ + struct mcp_irq_data *stats = mgp->fw_stats; + + if (unlikely(stats->stats_updated)) { + if (mgp->link_state != stats->link_up) { + mgp->link_state = stats->link_up; + if (mgp->link_state) { + printk(KERN_INFO "myri10ge: %s: link up\n", + mgp->dev->name); + netif_carrier_on(mgp->dev); + } else { + printk(KERN_INFO "myri10ge: %s: link down\n", + mgp->dev->name); + netif_carrier_off(mgp->dev); + } + } + if (mgp->rdma_tags_available != + ntohl(mgp->fw_stats->rdma_tags_available)) { + mgp->rdma_tags_available = + ntohl(mgp->fw_stats->rdma_tags_available); + printk(KERN_WARNING "myri10ge: %s: RDMA timed out! " + "%d tags left\n", mgp->dev->name, + mgp->rdma_tags_available); + } + mgp->down_cnt += stats->link_down; + if (stats->link_down) + wake_up(&mgp->down_wq); + } +} + +static int myri10ge_poll(struct net_device *netdev, int *budget) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + struct myri10ge_rx_done *rx_done = &mgp->rx_done; + int limit, orig_limit, work_done; + + /* process as many rx events as NAPI will allow */ + limit = min(*budget, netdev->quota); + orig_limit = limit; + myri10ge_clean_rx_done(mgp, &limit); + work_done = orig_limit - limit; + *budget -= work_done; + netdev->quota -= work_done; + + if (rx_done->entry[rx_done->idx].length == 0 || !netif_running(netdev)) { + netif_rx_complete(netdev); + __raw_writel(htonl(3), mgp->irq_claim); + return 0; + } + return 1; +} + +static irqreturn_t myri10ge_intr(int irq, void *arg, struct pt_regs *regs) +{ + struct myri10ge_priv *mgp = arg; + struct mcp_irq_data *stats = mgp->fw_stats; + struct myri10ge_tx_buf *tx = &mgp->tx; + u32 send_done_count; + int i; + + /* make sure it is our IRQ, and that the DMA has finished */ + if (unlikely(!stats->valid)) + return (IRQ_NONE); + + /* low bit indicates receives are present, so schedule + * napi poll handler */ + if (stats->valid & 1) + netif_rx_schedule(mgp->dev); + + if (!mgp->msi_enabled) { + __raw_writel(0, mgp->irq_deassert); + if (!myri10ge_deassert_wait) + stats->valid = 0; + mb(); + } else + stats->valid = 0; + + /* Wait for IRQ line to go low, if using INTx */ + i = 0; + while (1) { + i++; + /* check for transmit completes and receives */ + send_done_count = ntohl(stats->send_done_count); + if (send_done_count != tx->pkt_done) + myri10ge_tx_done(mgp, (int)send_done_count); + if (unlikely(i > myri10ge_max_irq_loops)) { + printk(KERN_WARNING "myri10ge: %s: irq stuck?\n", + mgp->dev->name); + stats->valid = 0; + schedule_work(&mgp->watchdog_work); + } + if (likely(stats->valid == 0)) + break; + cpu_relax(); + barrier(); + } + + myri10ge_check_statblock(mgp); + + __raw_writel(htonl(3), mgp->irq_claim + 1); + return (IRQ_HANDLED); +} + +static int +myri10ge_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd) +{ + cmd->autoneg = AUTONEG_DISABLE; + cmd->speed = SPEED_10000; + cmd->duplex = DUPLEX_FULL; + return 0; +} + +static void +myri10ge_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *info) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + + strlcpy(info->driver, "myri10ge", sizeof(info->driver)); + strlcpy(info->version, MYRI10GE_VERSION_STR, sizeof(info->version)); + strlcpy(info->fw_version, mgp->fw_version, sizeof(info->fw_version)); + strlcpy(info->bus_info, pci_name(mgp->pdev), sizeof(info->bus_info)); +} + +static int +myri10ge_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coal) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + coal->rx_coalesce_usecs = mgp->intr_coal_delay; + return 0; +} + +static int +myri10ge_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coal) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + + mgp->intr_coal_delay = coal->rx_coalesce_usecs; + __raw_writel(htonl(mgp->intr_coal_delay), mgp->intr_coal_delay_ptr); + return 0; +} + +static void +myri10ge_get_pauseparam(struct net_device *netdev, + struct ethtool_pauseparam *pause) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + + pause->autoneg = 0; + pause->rx_pause = mgp->pause; + pause->tx_pause = mgp->pause; +} + +static int +myri10ge_set_pauseparam(struct net_device *netdev, + struct ethtool_pauseparam *pause) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + + if (pause->tx_pause != mgp->pause) + return myri10ge_change_pause(mgp, pause->tx_pause); + if (pause->rx_pause != mgp->pause) + return myri10ge_change_pause(mgp, pause->tx_pause); + if (pause->autoneg != 0) + return -EINVAL; + return 0; +} + +static void +myri10ge_get_ringparam(struct net_device *netdev, + struct ethtool_ringparam *ring) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + + ring->rx_mini_max_pending = mgp->rx_small.mask + 1; + ring->rx_max_pending = mgp->rx_big.mask + 1; + ring->rx_jumbo_max_pending = 0; + ring->tx_max_pending = mgp->rx_small.mask + 1; + ring->rx_mini_pending = ring->rx_mini_max_pending; + ring->rx_pending = ring->rx_max_pending; + ring->rx_jumbo_pending = ring->rx_jumbo_max_pending; + ring->tx_pending = ring->tx_max_pending; +} + +static u32 myri10ge_get_rx_csum(struct net_device *netdev) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + if (mgp->csum_flag) + return 1; + else + return 0; +} + +static int myri10ge_set_rx_csum(struct net_device *netdev, u32 csum_enabled) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + if (csum_enabled) + mgp->csum_flag = MXGEFW_FLAGS_CKSUM; + else + mgp->csum_flag = 0; + return 0; +} + +static const char myri10ge_gstrings_stats[][ETH_GSTRING_LEN] = { + "rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors", + "tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions", + "rx_length_errors", "rx_over_errors", "rx_crc_errors", + "rx_frame_errors", "rx_fifo_errors", "rx_missed_errors", + "tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors", + "tx_heartbeat_errors", "tx_window_errors", + /* device-specific stats */ + "read_dma_bw_MBs", "write_dma_bw_MBs", "read_write_dma_bw_MBs", + "serial_number", "tx_pkt_start", "tx_pkt_done", + "tx_req", "tx_done", "rx_small_cnt", "rx_big_cnt", + "wake_queue", "stop_queue", "watchdog_resets", "tx_linearized", + "link_up", "dropped_link_overflow", "dropped_link_error_or_filtered", + "dropped_runt", "dropped_overrun", "dropped_no_small_buffer", + "dropped_no_big_buffer" +}; + +#define MYRI10GE_NET_STATS_LEN 21 +#define MYRI10GE_STATS_LEN sizeof(myri10ge_gstrings_stats) / ETH_GSTRING_LEN + +static void +myri10ge_get_strings(struct net_device *netdev, u32 stringset, u8 * data) +{ + switch (stringset) { + case ETH_SS_STATS: + memcpy(data, *myri10ge_gstrings_stats, + sizeof(myri10ge_gstrings_stats)); + break; + } +} + +static int myri10ge_get_stats_count(struct net_device *netdev) +{ + return MYRI10GE_STATS_LEN; +} + +static void +myri10ge_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats *stats, u64 * data) +{ + struct myri10ge_priv *mgp = netdev_priv(netdev); + int i; + + for (i = 0; i < MYRI10GE_NET_STATS_LEN; i++) + data[i] = ((unsigned long *)&mgp->stats)[i]; + + data[i++] = (unsigned int)mgp->read_dma; + data[i++] = (unsigned int)mgp->write_dma; + data[i++] = (unsigned int)mgp->read_write_dma; + data[i++] = (unsigned int)mgp->serial_number; + data[i++] = (unsigned int)mgp->tx.pkt_start; + data[i++] = (unsigned int)mgp->tx.pkt_done; + data[i++] = (unsigned int)mgp->tx.req; + data[i++] = (unsigned int)mgp->tx.done; + data[i++] = (unsigned int)mgp->rx_small.cnt; + data[i++] = (unsigned int)mgp->rx_big.cnt; + data[i++] = (unsigned int)mgp->wake_queue; + data[i++] = (unsigned int)mgp->stop_queue; + data[i++] = (unsigned int)mgp->watchdog_resets; + data[i++] = (unsigned int)mgp->tx_linearized; + data[i++] = (unsigned int)ntohl(mgp->fw_stats->link_up); + data[i++] = (unsigned int)ntohl(mgp->fw_stats->dropped_link_overflow); + data[i++] = + (unsigned int)ntohl(mgp->fw_stats->dropped_link_error_or_filtered); + data[i++] = (unsigned int)ntohl(mgp->fw_stats->dropped_runt); + data[i++] = (unsigned int)ntohl(mgp->fw_stats->dropped_overrun); + data[i++] = (unsigned int)ntohl(mgp->fw_stats->dropped_no_small_buffer); + data[i++] = (unsigned int)ntohl(mgp->fw_stats->dropped_no_big_buffer); +} + +static struct ethtool_ops myri10ge_ethtool_ops = { + .get_settings = myri10ge_get_settings, + .get_drvinfo = myri10ge_get_drvinfo, + .get_coalesce = myri10ge_get_coalesce, + .set_coalesce = myri10ge_set_coalesce, + .get_pauseparam = myri10ge_get_pauseparam, + .set_pauseparam = myri10ge_set_pauseparam, + .get_ringparam = myri10ge_get_ringparam, + .get_rx_csum = myri10ge_get_rx_csum, + .set_rx_csum = myri10ge_set_rx_csum, + .get_tx_csum = ethtool_op_get_tx_csum, + .set_tx_csum = ethtool_op_set_tx_csum, + .get_sg = ethtool_op_get_sg, + .set_sg = ethtool_op_set_sg, +#ifdef NETIF_F_TSO + .get_tso = ethtool_op_get_tso, + .set_tso = ethtool_op_set_tso, +#endif + .get_strings = myri10ge_get_strings, + .get_stats_count = myri10ge_get_stats_count, + .get_ethtool_stats = myri10ge_get_ethtool_stats +}; + +static int myri10ge_allocate_rings(struct net_device *dev) +{ + struct myri10ge_priv *mgp; + struct myri10ge_cmd cmd; + int tx_ring_size, rx_ring_size; + int tx_ring_entries, rx_ring_entries; + int i, status; + size_t bytes; + + mgp = netdev_priv(dev); + + /* get ring sizes */ + + status = myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_SEND_RING_SIZE, &cmd, 0); + tx_ring_size = cmd.data0; + status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_RX_RING_SIZE, &cmd, 0); + rx_ring_size = cmd.data0; + + tx_ring_entries = tx_ring_size / sizeof(struct mcp_kreq_ether_send); + rx_ring_entries = rx_ring_size / sizeof(struct mcp_dma_addr); + mgp->tx.mask = tx_ring_entries - 1; + mgp->rx_small.mask = mgp->rx_big.mask = rx_ring_entries - 1; + + /* allocate the host shadow rings */ + + bytes = 8 + (MYRI10GE_MAX_SEND_DESC_TSO + 4) + * sizeof(*mgp->tx.req_list); + mgp->tx.req_bytes = kzalloc(bytes, GFP_KERNEL); + if (mgp->tx.req_bytes == NULL) + goto abort_with_nothing; + + /* ensure req_list entries are aligned to 8 bytes */ + mgp->tx.req_list = (struct mcp_kreq_ether_send *) + ALIGN((unsigned long)mgp->tx.req_bytes, 8); + + bytes = rx_ring_entries * sizeof(*mgp->rx_small.shadow); + mgp->rx_small.shadow = kzalloc(bytes, GFP_KERNEL); + if (mgp->rx_small.shadow == NULL) + goto abort_with_tx_req_bytes; + + bytes = rx_ring_entries * sizeof(*mgp->rx_big.shadow); + mgp->rx_big.shadow = kzalloc(bytes, GFP_KERNEL); + if (mgp->rx_big.shadow == NULL) + goto abort_with_rx_small_shadow; + + /* allocate the host info rings */ + + bytes = tx_ring_entries * sizeof(*mgp->tx.info); + mgp->tx.info = kzalloc(bytes, GFP_KERNEL); + if (mgp->tx.info == NULL) + goto abort_with_rx_big_shadow; + + bytes = rx_ring_entries * sizeof(*mgp->rx_small.info); + mgp->rx_small.info = kzalloc(bytes, GFP_KERNEL); + if (mgp->rx_small.info == NULL) + goto abort_with_tx_info; + + bytes = rx_ring_entries * sizeof(*mgp->rx_big.info); + mgp->rx_big.info = kzalloc(bytes, GFP_KERNEL); + if (mgp->rx_big.info == NULL) + goto abort_with_rx_small_info; + + /* Fill the receive rings */ + + for (i = 0; i <= mgp->rx_small.mask; i++) { + status = myri10ge_getbuf(&mgp->rx_small, mgp->pdev, + mgp->small_bytes, i); + if (status) { + printk(KERN_ERR + "myri10ge: %s: alloced only %d small bufs\n", + dev->name, i); + goto abort_with_rx_small_ring; + } + } + + for (i = 0; i <= mgp->rx_big.mask; i++) { + status = + myri10ge_getbuf(&mgp->rx_big, mgp->pdev, + dev->mtu + ETH_HLEN, i); + if (status) { + printk(KERN_ERR + "myri10ge: %s: alloced only %d big bufs\n", + dev->name, i); + goto abort_with_rx_big_ring; + } + } + + return 0; + +abort_with_rx_big_ring: + for (i = 0; i <= mgp->rx_big.mask; i++) { + if (mgp->rx_big.info[i].skb != NULL) + dev_kfree_skb_any(mgp->rx_big.info[i].skb); + if (pci_unmap_len(&mgp->rx_big.info[i], len)) + pci_unmap_single(mgp->pdev, + pci_unmap_addr(&mgp->rx_big.info[i], + bus), + pci_unmap_len(&mgp->rx_big.info[i], + len), + PCI_DMA_FROMDEVICE); + } + +abort_with_rx_small_ring: + for (i = 0; i <= mgp->rx_small.mask; i++) { + if (mgp->rx_small.info[i].skb != NULL) + dev_kfree_skb_any(mgp->rx_small.info[i].skb); + if (pci_unmap_len(&mgp->rx_small.info[i], len)) + pci_unmap_single(mgp->pdev, + pci_unmap_addr(&mgp->rx_small.info[i], + bus), + pci_unmap_len(&mgp->rx_small.info[i], + len), + PCI_DMA_FROMDEVICE); + } + kfree(mgp->rx_big.info); + +abort_with_rx_small_info: + kfree(mgp->rx_small.info); + +abort_with_tx_info: + kfree(mgp->tx.info); + +abort_with_rx_big_shadow: + kfree(mgp->rx_big.shadow); + +abort_with_rx_small_shadow: + kfree(mgp->rx_small.shadow); + +abort_with_tx_req_bytes: + kfree(mgp->tx.req_bytes); + mgp->tx.req_bytes = NULL; + mgp->tx.req_list = NULL; + +abort_with_nothing: + return status; +} + +static void myri10ge_free_rings(struct net_device *dev) +{ + struct myri10ge_priv *mgp; + struct sk_buff *skb; + struct myri10ge_tx_buf *tx; + int i, len, idx; + + mgp = netdev_priv(dev); + + for (i = 0; i <= mgp->rx_big.mask; i++) { + if (mgp->rx_big.info[i].skb != NULL) + dev_kfree_skb_any(mgp->rx_big.info[i].skb); + if (pci_unmap_len(&mgp->rx_big.info[i], len)) + pci_unmap_single(mgp->pdev, + pci_unmap_addr(&mgp->rx_big.info[i], + bus), + pci_unmap_len(&mgp->rx_big.info[i], + len), + PCI_DMA_FROMDEVICE); + } + + for (i = 0; i <= mgp->rx_small.mask; i++) { + if (mgp->rx_small.info[i].skb != NULL) + dev_kfree_skb_any(mgp->rx_small.info[i].skb); + if (pci_unmap_len(&mgp->rx_small.info[i], len)) + pci_unmap_single(mgp->pdev, + pci_unmap_addr(&mgp->rx_small.info[i], + bus), + pci_unmap_len(&mgp->rx_small.info[i], + len), + PCI_DMA_FROMDEVICE); + } + + tx = &mgp->tx; + while (tx->done != tx->req) { + idx = tx->done & tx->mask; + skb = tx->info[idx].skb; + + /* Mark as free */ + tx->info[idx].skb = NULL; + tx->done++; + len = pci_unmap_len(&tx->info[idx], len); + pci_unmap_len_set(&tx->info[idx], len, 0); + if (skb) { + mgp->stats.tx_dropped++; + dev_kfree_skb_any(skb); + if (len) + pci_unmap_single(mgp->pdev, + pci_unmap_addr(&tx->info[idx], + bus), len, + PCI_DMA_TODEVICE); + } else { + if (len) + pci_unmap_page(mgp->pdev, + pci_unmap_addr(&tx->info[idx], + bus), len, + PCI_DMA_TODEVICE); + } + } + kfree(mgp->rx_big.info); + + kfree(mgp->rx_small.info); + + kfree(mgp->tx.info); + + kfree(mgp->rx_big.shadow); + + kfree(mgp->rx_small.shadow); + + kfree(mgp->tx.req_bytes); + mgp->tx.req_bytes = NULL; + mgp->tx.req_list = NULL; +} + +static int myri10ge_open(struct net_device *dev) +{ + struct myri10ge_priv *mgp; + struct myri10ge_cmd cmd; + int status, big_pow2; + + mgp = netdev_priv(dev); + + if (mgp->running != MYRI10GE_ETH_STOPPED) + return -EBUSY; + + mgp->running = MYRI10GE_ETH_STARTING; + status = myri10ge_reset(mgp); + if (status != 0) { + printk(KERN_ERR "myri10ge: %s: failed reset\n", dev->name); + mgp->running = MYRI10GE_ETH_STOPPED; + return -ENXIO; + } + + /* decide what small buffer size to use. For good TCP rx + * performance, it is important to not receive 1514 byte + * frames into jumbo buffers, as it confuses the socket buffer + * accounting code, leading to drops and erratic performance. + */ + + if (dev->mtu <= ETH_DATA_LEN) + mgp->small_bytes = 128; /* enough for a TCP header */ + else + mgp->small_bytes = ETH_FRAME_LEN; /* enough for an ETH_DATA_LEN frame */ + + /* Override the small buffer size? */ + if (myri10ge_small_bytes > 0) + mgp->small_bytes = myri10ge_small_bytes; + + /* If the user sets an obscenely small MTU, adjust the small + * bytes down to nearly nothing */ + if (mgp->small_bytes >= (dev->mtu + ETH_HLEN)) + mgp->small_bytes = 64; + + /* get the lanai pointers to the send and receive rings */ + + status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_SEND_OFFSET, &cmd, 0); + mgp->tx.lanai = + (struct mcp_kreq_ether_send __iomem *)(mgp->sram + cmd.data0); + + status |= + myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_SMALL_RX_OFFSET, &cmd, 0); + mgp->rx_small.lanai = + (struct mcp_kreq_ether_recv __iomem *)(mgp->sram + cmd.data0); + + status |= myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_BIG_RX_OFFSET, &cmd, 0); + mgp->rx_big.lanai = + (struct mcp_kreq_ether_recv __iomem *)(mgp->sram + cmd.data0); + + if (status != 0) { + printk(KERN_ERR + "myri10ge: %s: failed to get ring sizes or locations\n", + dev->name); + mgp->running = MYRI10GE_ETH_STOPPED; + return -ENXIO; + } + + if (mgp->mtrr >= 0) { + mgp->tx.wc_fifo = (u8 __iomem *) mgp->sram + 0x200000; + mgp->rx_small.wc_fifo = (u8 __iomem *) mgp->sram + 0x300000; + mgp->rx_big.wc_fifo = (u8 __iomem *) mgp->sram + 0x340000; + } else { + mgp->tx.wc_fifo = NULL; + mgp->rx_small.wc_fifo = NULL; + mgp->rx_big.wc_fifo = NULL; + } + + status = myri10ge_allocate_rings(dev); + if (status != 0) + goto abort_with_nothing; + + /* Firmware needs the big buff size as a power of 2. Lie and + * tell him the buffer is larger, because we only use 1 + * buffer/pkt, and the mtu will prevent overruns. + */ + big_pow2 = dev->mtu + ETH_HLEN + MXGEFW_PAD; + while ((big_pow2 & (big_pow2 - 1)) != 0) + big_pow2++; + + /* now give firmware buffers sizes, and MTU */ + cmd.data0 = dev->mtu + ETH_HLEN + VLAN_HLEN; + status = myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_MTU, &cmd, 0); + cmd.data0 = mgp->small_bytes; + status |= + myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_SMALL_BUFFER_SIZE, &cmd, 0); + cmd.data0 = big_pow2; + status |= + myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_BIG_BUFFER_SIZE, &cmd, 0); + if (status) { + printk(KERN_ERR "myri10ge: %s: Couldn't set buffer sizes\n", + dev->name); + goto abort_with_rings; + } + + cmd.data0 = MYRI10GE_LOWPART_TO_U32(mgp->fw_stats_bus); + cmd.data1 = MYRI10GE_HIGHPART_TO_U32(mgp->fw_stats_bus); + status = myri10ge_send_cmd(mgp, MXGEFW_CMD_SET_STATS_DMA, &cmd, 0); + if (status) { + printk(KERN_ERR "myri10ge: %s: Couldn't set stats DMA\n", + dev->name); + goto abort_with_rings; + } + + mgp->link_state = -1; + mgp->rdma_tags_available = 15; + + netif_poll_enable(mgp->dev); /* must happen prior to any irq */ + + status = myri10ge_send_cmd(mgp, MXGEFW_CMD_ETHERNET_UP, &cmd, 0); + if (status) { + printk(KERN_ERR "myri10ge: %s: Couldn't bring up link\n", + dev->name); + goto abort_with_rings; + } + + mgp->wake_queue = 0; + mgp->stop_queue = 0; + mgp->running = MYRI10GE_ETH_RUNNING; + mgp->watchdog_timer.expires = jiffies + myri10ge_watchdog_timeout * HZ; + add_timer(&mgp->watchdog_timer); + netif_wake_queue(dev); + return 0; + +abort_with_rings: + myri10ge_free_rings(dev); + +abort_with_nothing: + mgp->running = MYRI10GE_ETH_STOPPED; + return -ENOMEM; +} + +static int myri10ge_close(struct net_device *dev) +{ + struct myri10ge_priv *mgp; + struct myri10ge_cmd cmd; + int status, old_down_cnt; + + mgp = netdev_priv(dev); + + if (mgp->running != MYRI10GE_ETH_RUNNING) + return 0; + + if (mgp->tx.req_bytes == NULL) + return 0; + + del_timer_sync(&mgp->watchdog_timer); + mgp->running = MYRI10GE_ETH_STOPPING; + netif_poll_disable(mgp->dev); + netif_carrier_off(dev); + netif_stop_queue(dev); + old_down_cnt = mgp->down_cnt; + mb(); + status = myri10ge_send_cmd(mgp, MXGEFW_CMD_ETHERNET_DOWN, &cmd, 0); + if (status) + printk(KERN_ERR "myri10ge: %s: Couldn't bring down link\n", + dev->name); + + wait_event_timeout(mgp->down_wq, old_down_cnt != mgp->down_cnt, HZ); + if (old_down_cnt == mgp->down_cnt) + printk(KERN_ERR "myri10ge: %s never got down irq\n", dev->name); + + netif_tx_disable(dev); + + myri10ge_free_rings(dev); + + mgp->running = MYRI10GE_ETH_STOPPED; + return 0; +} + +/* copy an array of struct mcp_kreq_ether_send's to the mcp. Copy + * backwards one at a time and handle ring wraps */ + +static inline void +myri10ge_submit_req_backwards(struct myri10ge_tx_buf *tx, + struct mcp_kreq_ether_send *src, int cnt) +{ + int idx, starting_slot; + starting_slot = tx->req; + while (cnt > 1) { + cnt--; + idx = (starting_slot + cnt) & tx->mask; + myri10ge_pio_copy(&tx->lanai[idx], &src[cnt], sizeof(*src)); + mb(); + } +} + +/* + * copy an array of struct mcp_kreq_ether_send's to the mcp. Copy + * at most 32 bytes at a time, so as to avoid involving the software + * pio handler in the nic. We re-write the first segment's flags + * to mark them valid only after writing the entire chain. + */ + +static inline void +myri10ge_submit_req(struct myri10ge_tx_buf *tx, struct mcp_kreq_ether_send *src, + int cnt) +{ + int idx, i; + struct mcp_kreq_ether_send __iomem *dstp, *dst; + struct mcp_kreq_ether_send *srcp; + u8 last_flags; + + idx = tx->req & tx->mask; + + last_flags = src->flags; + src->flags = 0; + mb(); + dst = dstp = &tx->lanai[idx]; + srcp = src; + + if ((idx + cnt) < tx->mask) { + for (i = 0; i < (cnt - 1); i += 2) { + myri10ge_pio_copy(dstp, srcp, 2 * sizeof(*src)); + mb(); /* force write every 32 bytes */ + srcp += 2; + dstp += 2; + } + } else { + /* submit all but the first request, and ensure + * that it is submitted below */ + myri10ge_submit_req_backwards(tx, src, cnt); + i = 0; + } + if (i < cnt) { + /* submit the first request */ + myri10ge_pio_copy(dstp, srcp, sizeof(*src)); + mb(); /* barrier before setting valid flag */ + } + + /* re-write the last 32-bits with the valid flags */ + src->flags = last_flags; + __raw_writel(*((u32 *) src + 3), (u32 __iomem *) dst + 3); + tx->req += cnt; + mb(); +} + +static inline void +myri10ge_submit_req_wc(struct myri10ge_tx_buf *tx, + struct mcp_kreq_ether_send *src, int cnt) +{ + tx->req += cnt; + mb(); + while (cnt >= 4) { + myri10ge_pio_copy(tx->wc_fifo, src, 64); + mb(); + src += 4; + cnt -= 4; + } + if (cnt > 0) { + /* pad it to 64 bytes. The src is 64 bytes bigger than it + * needs to be so that we don't overrun it */ + myri10ge_pio_copy(tx->wc_fifo + (cnt << 18), src, 64); + mb(); + } +} + +/* + * Transmit a packet. We need to split the packet so that a single + * segment does not cross myri10ge->tx.boundary, so this makes segment + * counting tricky. So rather than try to count segments up front, we + * just give up if there are too few segments to hold a reasonably + * fragmented packet currently available. If we run + * out of segments while preparing a packet for DMA, we just linearize + * it and try again. + */ + +static int myri10ge_xmit(struct sk_buff *skb, struct net_device *dev) +{ + struct myri10ge_priv *mgp = netdev_priv(dev); + struct mcp_kreq_ether_send *req; + struct myri10ge_tx_buf *tx = &mgp->tx; + struct skb_frag_struct *frag; + dma_addr_t bus; + u32 low, high_swapped; + unsigned int len; + int idx, last_idx, avail, frag_cnt, frag_idx, count, mss, max_segments; + u16 pseudo_hdr_offset, cksum_offset; + int cum_len, seglen, boundary, rdma_count; + u8 flags, odd_flag; + +again: + req = tx->req_list; + avail = tx->mask - 1 - (tx->req - tx->done); + + mss = 0; + max_segments = MXGEFW_MAX_SEND_DESC; + +#ifdef NETIF_F_TSO + if (skb->len > (dev->mtu + ETH_HLEN)) { + mss = skb_shinfo(skb)->tso_size; + if (mss != 0) + max_segments = MYRI10GE_MAX_SEND_DESC_TSO; + } +#endif /*NETIF_F_TSO */ + + if ((unlikely(avail < max_segments))) { + /* we are out of transmit resources */ + mgp->stop_queue++; + netif_stop_queue(dev); + return 1; + } + + /* Setup checksum offloading, if needed */ + cksum_offset = 0; + pseudo_hdr_offset = 0; + odd_flag = 0; + flags = (MXGEFW_FLAGS_NO_TSO | MXGEFW_FLAGS_FIRST); + if (likely(skb->ip_summed == CHECKSUM_HW)) { + cksum_offset = (skb->h.raw - skb->data); + pseudo_hdr_offset = (skb->h.raw + skb->csum) - skb->data; + /* If the headers are excessively large, then we must + * fall back to a software checksum */ + if (unlikely(cksum_offset > 255 || pseudo_hdr_offset > 127)) { + if (skb_checksum_help(skb, 0)) + goto drop; + cksum_offset = 0; + pseudo_hdr_offset = 0; + } else { + pseudo_hdr_offset = htons(pseudo_hdr_offset); + odd_flag = MXGEFW_FLAGS_ALIGN_ODD; + flags |= MXGEFW_FLAGS_CKSUM; + } + } + + cum_len = 0; + +#ifdef NETIF_F_TSO + if (mss) { /* TSO */ + /* this removes any CKSUM flag from before */ + flags = (MXGEFW_FLAGS_TSO_HDR | MXGEFW_FLAGS_FIRST); + + /* negative cum_len signifies to the + * send loop that we are still in the + * header portion of the TSO packet. + * TSO header must be at most 134 bytes long */ + cum_len = -((skb->h.raw - skb->data) + (skb->h.th->doff << 2)); + + /* for TSO, pseudo_hdr_offset holds mss. + * The firmware figures out where to put + * the checksum by parsing the header. */ + pseudo_hdr_offset = htons(mss); + } else +#endif /*NETIF_F_TSO */ + /* Mark small packets, and pad out tiny packets */ + if (skb->len <= MXGEFW_SEND_SMALL_SIZE) { + flags |= MXGEFW_FLAGS_SMALL; + + /* pad frames to at least ETH_ZLEN bytes */ + if (unlikely(skb->len < ETH_ZLEN)) { + skb = skb_padto(skb, ETH_ZLEN); + if (skb == NULL) { + /* The packet is gone, so we must + * return 0 */ + mgp->stats.tx_dropped += 1; + return 0; + } + /* adjust the len to account for the zero pad + * so that the nic can know how long it is */ + skb->len = ETH_ZLEN; + } + } + + /* map the skb for DMA */ + len = skb->len - skb->data_len; + idx = tx->req & tx->mask; + tx->info[idx].skb = skb; + bus = pci_map_single(mgp->pdev, skb->data, len, PCI_DMA_TODEVICE); + pci_unmap_addr_set(&tx->info[idx], bus, bus); + pci_unmap_len_set(&tx->info[idx], len, len); + + frag_cnt = skb_shinfo(skb)->nr_frags; + frag_idx = 0; + count = 0; + rdma_count = 0; + + /* "rdma_count" is the number of RDMAs belonging to the + * current packet BEFORE the current send request. For + * non-TSO packets, this is equal to "count". + * For TSO packets, rdma_count needs to be reset + * to 0 after a segment cut. + * + * The rdma_count field of the send request is + * the number of RDMAs of the packet starting at + * that request. For TSO send requests with one ore more cuts + * in the middle, this is the number of RDMAs starting + * after the last cut in the request. All previous + * segments before the last cut implicitly have 1 RDMA. + * + * Since the number of RDMAs is not known beforehand, + * it must be filled-in retroactively - after each + * segmentation cut or at the end of the entire packet. + */ + + while (1) { + /* Break the SKB or Fragment up into pieces which + * do not cross mgp->tx.boundary */ + low = MYRI10GE_LOWPART_TO_U32(bus); + high_swapped = htonl(MYRI10GE_HIGHPART_TO_U32(bus)); + while (len) { + u8 flags_next; + int cum_len_next; + + if (unlikely(count == max_segments)) + goto abort_linearize; + + boundary = (low + tx->boundary) & ~(tx->boundary - 1); + seglen = boundary - low; + if (seglen > len) + seglen = len; + flags_next = flags & ~MXGEFW_FLAGS_FIRST; + cum_len_next = cum_len + seglen; +#ifdef NETIF_F_TSO + if (mss) { /* TSO */ + (req - rdma_count)->rdma_count = rdma_count + 1; + + if (likely(cum_len >= 0)) { /* payload */ + int next_is_first, chop; + + chop = (cum_len_next > mss); + cum_len_next = cum_len_next % mss; + next_is_first = (cum_len_next == 0); + flags |= chop * MXGEFW_FLAGS_TSO_CHOP; + flags_next |= next_is_first * + MXGEFW_FLAGS_FIRST; + rdma_count |= -(chop | next_is_first); + rdma_count += chop & !next_is_first; + } else if (likely(cum_len_next >= 0)) { /* header ends */ + int small; + + rdma_count = -1; + cum_len_next = 0; + seglen = -cum_len; + small = (mss <= MXGEFW_SEND_SMALL_SIZE); + flags_next = MXGEFW_FLAGS_TSO_PLD | + MXGEFW_FLAGS_FIRST | + (small * MXGEFW_FLAGS_SMALL); + } + } +#endif /* NETIF_F_TSO */ + req->addr_high = high_swapped; + req->addr_low = htonl(low); + req->pseudo_hdr_offset = pseudo_hdr_offset; + req->pad = 0; /* complete solid 16-byte block; does this matter? */ + req->rdma_count = 1; + req->length = htons(seglen); + req->cksum_offset = cksum_offset; + req->flags = flags | ((cum_len & 1) * odd_flag); + + low += seglen; + len -= seglen; + cum_len = cum_len_next; + flags = flags_next; + req++; + count++; + rdma_count++; + if (unlikely(cksum_offset > seglen)) + cksum_offset -= seglen; + else + cksum_offset = 0; + } + if (frag_idx == frag_cnt) + break; + + /* map next fragment for DMA */ + idx = (count + tx->req) & tx->mask; + frag = &skb_shinfo(skb)->frags[frag_idx]; + frag_idx++; + len = frag->size; + bus = pci_map_page(mgp->pdev, frag->page, frag->page_offset, + len, PCI_DMA_TODEVICE); + pci_unmap_addr_set(&tx->info[idx], bus, bus); + pci_unmap_len_set(&tx->info[idx], len, len); + } + + (req - rdma_count)->rdma_count = rdma_count; +#ifdef NETIF_F_TSO + if (mss) + do { + req--; + req->flags |= MXGEFW_FLAGS_TSO_LAST; + } while (!(req->flags & (MXGEFW_FLAGS_TSO_CHOP | + MXGEFW_FLAGS_FIRST))); +#endif + idx = ((count - 1) + tx->req) & tx->mask; + tx->info[idx].last = 1; + if (tx->wc_fifo == NULL) + myri10ge_submit_req(tx, tx->req_list, count); + else + myri10ge_submit_req_wc(tx, tx->req_list, count); + tx->pkt_start++; + if ((avail - count) < MXGEFW_MAX_SEND_DESC) { + mgp->stop_queue++; + netif_stop_queue(dev); + } + dev->trans_start = jiffies; + return 0; + +abort_linearize: + /* Free any DMA resources we've alloced and clear out the skb + * slot so as to not trip up assertions, and to avoid a + * double-free if linearizing fails */ + + last_idx = (idx + 1) & tx->mask; + idx = tx->req & tx->mask; + tx->info[idx].skb = NULL; + do { + len = pci_unmap_len(&tx->info[idx], len); + if (len) { + if (tx->info[idx].skb != NULL) + pci_unmap_single(mgp->pdev, + pci_unmap_addr(&tx->info[idx], + bus), len, + PCI_DMA_TODEVICE); + else + pci_unmap_page(mgp->pdev, + pci_unmap_addr(&tx->info[idx], + bus), len, + PCI_DMA_TODEVICE); + pci_unmap_len_set(&tx->info[idx], len, 0); + tx->info[idx].skb = NULL; + } + idx = (idx + 1) & tx->mask; + } while (idx != last_idx); + if (skb_shinfo(skb)->tso_size) { + printk(KERN_ERR + "myri10ge: %s: TSO but wanted to linearize?!?!?\n", + mgp->dev->name); + goto drop; + } + + if (skb_linearize(skb, GFP_ATOMIC)) + goto drop; + + mgp->tx_linearized++; + goto again; + +drop: + dev_kfree_skb_any(skb); + mgp->stats.tx_dropped += 1; + return 0; + +} + +static struct net_device_stats *myri10ge_get_stats(struct net_device *dev) +{ + struct myri10ge_priv *mgp = netdev_priv(dev); + return &mgp->stats; +} + +static void myri10ge_set_multicast_list(struct net_device *dev) +{ + /* can be called from atomic contexts, + * pass 1 to force atomicity in myri10ge_send_cmd() */ + myri10ge_change_promisc(netdev_priv(dev), dev->flags & IFF_PROMISC, 1); +} + +static int myri10ge_set_mac_address(struct net_device *dev, void *addr) +{ + struct sockaddr *sa = addr; + struct myri10ge_priv *mgp = netdev_priv(dev); + int status; + + if (!is_valid_ether_addr(sa->sa_data)) + return -EADDRNOTAVAIL; + + status = myri10ge_update_mac_address(mgp, sa->sa_data); + if (status != 0) { + printk(KERN_ERR + "myri10ge: %s: changing mac address failed with %d\n", + dev->name, status); + return status; + } + + /* change the dev structure */ + memcpy(dev->dev_addr, sa->sa_data, 6); + return 0; +} + +static int myri10ge_change_mtu(struct net_device *dev, int new_mtu) +{ + struct myri10ge_priv *mgp = netdev_priv(dev); + int error = 0; + + if ((new_mtu < 68) || (ETH_HLEN + new_mtu > MYRI10GE_MAX_ETHER_MTU)) { + printk(KERN_ERR "myri10ge: %s: new mtu (%d) is not valid\n", + dev->name, new_mtu); + return -EINVAL; + } + printk(KERN_INFO "%s: changing mtu from %d to %d\n", + dev->name, dev->mtu, new_mtu); + if (mgp->running) { + /* if we change the mtu on an active device, we must + * reset the device so the firmware sees the change */ + myri10ge_close(dev); + dev->mtu = new_mtu; + myri10ge_open(dev); + } else + dev->mtu = new_mtu; + + return error; +} + +/* + * Enable ECRC to align PCI-E Completion packets on an 8-byte boundary. + * Only do it if the bridge is a root port since we don't want to disturb + * any other device, except if forced with myri10ge_ecrc_enable > 1. + */ + +#define PCI_DEVICE_ID_NVIDIA_NFORCE_CK804_PCIE 0x005d + +static void myri10ge_enable_ecrc(struct myri10ge_priv *mgp) +{ + struct pci_dev *bridge = mgp->pdev->bus->self; + struct device *dev = &mgp->pdev->dev; + unsigned cap; + unsigned err_cap; + u16 val; + u8 ext_type; + int ret; + + if (!myri10ge_ecrc_enable || !bridge) + return; + + /* check that the bridge is a root port */ + cap = pci_find_capability(bridge, PCI_CAP_ID_EXP); + pci_read_config_word(bridge, cap + PCI_CAP_FLAGS, &val); + ext_type = (val & PCI_EXP_FLAGS_TYPE) >> 4; + if (ext_type != PCI_EXP_TYPE_ROOT_PORT) { + if (myri10ge_ecrc_enable > 1) { + struct pci_dev *old_bridge = bridge; + + /* Walk the hierarchy up to the root port + * where ECRC has to be enabled */ + do { + bridge = bridge->bus->self; + if (!bridge) { + dev_err(dev, + "Failed to find root port" + " to force ECRC\n"); + return; + } + cap = + pci_find_capability(bridge, PCI_CAP_ID_EXP); + pci_read_config_word(bridge, + cap + PCI_CAP_FLAGS, &val); + ext_type = (val & PCI_EXP_FLAGS_TYPE) >> 4; + } while (ext_type != PCI_EXP_TYPE_ROOT_PORT); + + dev_info(dev, + "Forcing ECRC on non-root port %s" + " (enabling on root port %s)\n", + pci_name(old_bridge), pci_name(bridge)); + } else { + dev_err(dev, + "Not enabling ECRC on non-root port %s\n", + pci_name(bridge)); + return; + } + } + + cap = pci_find_ext_capability(bridge, PCI_EXT_CAP_ID_ERR); + /* nvidia ext cap is not always linked in ext cap chain */ + if (!cap + && bridge->vendor == PCI_VENDOR_ID_NVIDIA + && bridge->device == PCI_DEVICE_ID_NVIDIA_NFORCE_CK804_PCIE) + cap = 0x160; + + if (!cap) + return; + + ret = pci_read_config_dword(bridge, cap + PCI_ERR_CAP, &err_cap); + if (ret) { + dev_err(dev, "failed reading ext-conf-space of %s\n", + pci_name(bridge)); + dev_err(dev, "\t pci=nommconf in use? " + "or buggy/incomplete/absent ACPI MCFG attr?\n"); + return; + } + if (!(err_cap & PCI_ERR_CAP_ECRC_GENC)) + return; + + err_cap |= PCI_ERR_CAP_ECRC_GENE; + pci_write_config_dword(bridge, cap + PCI_ERR_CAP, err_cap); + dev_info(dev, "Enabled ECRC on upstream bridge %s\n", pci_name(bridge)); + mgp->tx.boundary = 4096; + mgp->fw_name = myri10ge_fw_aligned; +} + +/* + * The Lanai Z8E PCI-E interface achieves higher Read-DMA throughput + * when the PCI-E Completion packets are aligned on an 8-byte + * boundary. Some PCI-E chip sets always align Completion packets; on + * the ones that do not, the alignment can be enforced by enabling + * ECRC generation (if supported). + * + * When PCI-E Completion packets are not aligned, it is actually more + * efficient to limit Read-DMA transactions to 2KB, rather than 4KB. + * + * If the driver can neither enable ECRC nor verify that it has + * already been enabled, then it must use a firmware image which works + * around unaligned completion packets (myri10ge_ethp_z8e.dat), and it + * should also ensure that it never gives the device a Read-DMA which is + * larger than 2KB by setting the tx.boundary to 2KB. If ECRC is + * enabled, then the driver should use the aligned (myri10ge_eth_z8e.dat) + * firmware image, and set tx.boundary to 4KB. + */ + +#define PCI_DEVICE_ID_SERVERWORKS_HT2000_PCIE 0x0132 + +static void myri10ge_select_firmware(struct myri10ge_priv *mgp) +{ + struct pci_dev *bridge = mgp->pdev->bus->self; + + mgp->tx.boundary = 2048; + mgp->fw_name = myri10ge_fw_unaligned; + + if (myri10ge_force_firmware == 0) { + myri10ge_enable_ecrc(mgp); + + /* Check to see if the upstream bridge is known to + * provide aligned completions */ + if (bridge + /* ServerWorks HT2000/HT1000 */ + && bridge->vendor == PCI_VENDOR_ID_SERVERWORKS + && bridge->device == + PCI_DEVICE_ID_SERVERWORKS_HT2000_PCIE) { + dev_info(&mgp->pdev->dev, + "Assuming aligned completions (0x%x:0x%x)\n", + bridge->vendor, bridge->device); + mgp->tx.boundary = 4096; + mgp->fw_name = myri10ge_fw_aligned; + } + } else { + if (myri10ge_force_firmware == 1) { + dev_info(&mgp->pdev->dev, + "Assuming aligned completions (forced)\n"); + mgp->tx.boundary = 4096; + mgp->fw_name = myri10ge_fw_aligned; + } else { + dev_info(&mgp->pdev->dev, + "Assuming unaligned completions (forced)\n"); + mgp->tx.boundary = 2048; + mgp->fw_name = myri10ge_fw_unaligned; + } + } + if (myri10ge_fw_name != NULL) { + dev_info(&mgp->pdev->dev, "overriding firmware to %s\n", + myri10ge_fw_name); + mgp->fw_name = myri10ge_fw_name; + } +} + +static void myri10ge_save_state(struct myri10ge_priv *mgp) +{ + struct pci_dev *pdev = mgp->pdev; + int cap; + + pci_save_state(pdev); + /* now save PCIe and MSI state that Linux will not + * save for us */ + cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); + pci_read_config_dword(pdev, cap + PCI_EXP_DEVCTL, &mgp->devctl); + cap = pci_find_capability(pdev, PCI_CAP_ID_MSI); + pci_read_config_word(pdev, cap + PCI_MSI_FLAGS, &mgp->msi_flags); +} + +static void myri10ge_restore_state(struct myri10ge_priv *mgp) +{ + struct pci_dev *pdev = mgp->pdev; + int cap; + + /* restore PCIe and MSI state that linux will not */ + cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); + pci_write_config_dword(pdev, cap + PCI_CAP_ID_EXP, mgp->devctl); + cap = pci_find_capability(pdev, PCI_CAP_ID_MSI); + pci_write_config_word(pdev, cap + PCI_MSI_FLAGS, mgp->msi_flags); + + pci_restore_state(pdev); +} + +#ifdef CONFIG_PM + +static int myri10ge_suspend(struct pci_dev *pdev, pm_message_t state) +{ + struct myri10ge_priv *mgp; + struct net_device *netdev; + + mgp = pci_get_drvdata(pdev); + if (mgp == NULL) + return -EINVAL; + netdev = mgp->dev; + + netif_device_detach(netdev); + if (netif_running(netdev)) { + printk(KERN_INFO "myri10ge: closing %s\n", netdev->name); + rtnl_lock(); + myri10ge_close(netdev); + rtnl_unlock(); + } + myri10ge_dummy_rdma(mgp, 0); + free_irq(pdev->irq, mgp); + myri10ge_save_state(mgp); + pci_disable_device(pdev); + pci_set_power_state(pdev, pci_choose_state(pdev, state)); + return 0; +} + +static int myri10ge_resume(struct pci_dev *pdev) +{ + struct myri10ge_priv *mgp; + struct net_device *netdev; + int status; + u16 vendor; + + mgp = pci_get_drvdata(pdev); + if (mgp == NULL) + return -EINVAL; + netdev = mgp->dev; + pci_set_power_state(pdev, 0); /* zeros conf space as a side effect */ + msleep(5); /* give card time to respond */ + pci_read_config_word(mgp->pdev, PCI_VENDOR_ID, &vendor); + if (vendor == 0xffff) { + printk(KERN_ERR "myri10ge: %s: device disappeared!\n", + mgp->dev->name); + return -EIO; + } + myri10ge_restore_state(mgp); + pci_enable_device(pdev); + pci_set_master(pdev); + + status = request_irq(pdev->irq, myri10ge_intr, SA_SHIRQ, + netdev->name, mgp); + if (status != 0) { + dev_err(&pdev->dev, "failed to allocate IRQ\n"); + goto abort_with_msi; + } + + myri10ge_reset(mgp); + myri10ge_dummy_rdma(mgp, mgp->tx.boundary != 4096); + + /* Save configuration space to be restored if the + * nic resets due to a parity error */ + myri10ge_save_state(mgp); + + if (netif_running(netdev)) { + rtnl_lock(); + myri10ge_open(netdev); + rtnl_unlock(); + } + netif_device_attach(netdev); + + return 0; + +abort_with_msi: + return -EIO; + +} + +#endif /* CONFIG_PM */ + +static u32 myri10ge_read_reboot(struct myri10ge_priv *mgp) +{ + struct pci_dev *pdev = mgp->pdev; + int vs = mgp->vendor_specific_offset; + u32 reboot; + + /*enter read32 mode */ + pci_write_config_byte(pdev, vs + 0x10, 0x3); + + /*read REBOOT_STATUS (0xfffffff0) */ + pci_write_config_dword(pdev, vs + 0x18, 0xfffffff0); + pci_read_config_dword(pdev, vs + 0x14, &reboot); + return reboot; +} + +/* + * This watchdog is used to check whether the board has suffered + * from a parity error and needs to be recovered. + */ +static void myri10ge_watchdog(void *arg) +{ + struct myri10ge_priv *mgp = arg; + u32 reboot; + int status; + u16 cmd, vendor; + + mgp->watchdog_resets++; + pci_read_config_word(mgp->pdev, PCI_COMMAND, &cmd); + if ((cmd & PCI_COMMAND_MASTER) == 0) { + /* Bus master DMA disabled? Check to see + * if the card rebooted due to a parity error + * For now, just report it */ + reboot = myri10ge_read_reboot(mgp); + printk(KERN_ERR + "myri10ge: %s: NIC rebooted (0x%x), resetting\n", + mgp->dev->name, reboot); + /* + * A rebooted nic will come back with config space as + * it was after power was applied to PCIe bus. + * Attempt to restore config space which was saved + * when the driver was loaded, or the last time the + * nic was resumed from power saving mode. + */ + myri10ge_restore_state(mgp); + } else { + /* if we get back -1's from our slot, perhaps somebody + * powered off our card. Don't try to reset it in + * this case */ + if (cmd == 0xffff) { + pci_read_config_word(mgp->pdev, PCI_VENDOR_ID, &vendor); + if (vendor == 0xffff) { + printk(KERN_ERR + "myri10ge: %s: device disappeared!\n", + mgp->dev->name); + return; + } + } + /* Perhaps it is a software error. Try to reset */ + + printk(KERN_ERR "myri10ge: %s: device timeout, resetting\n", + mgp->dev->name); + printk(KERN_INFO "myri10ge: %s: %d %d %d %d %d\n", + mgp->dev->name, mgp->tx.req, mgp->tx.done, + mgp->tx.pkt_start, mgp->tx.pkt_done, + (int)ntohl(mgp->fw_stats->send_done_count)); + msleep(2000); + printk(KERN_INFO "myri10ge: %s: %d %d %d %d %d\n", + mgp->dev->name, mgp->tx.req, mgp->tx.done, + mgp->tx.pkt_start, mgp->tx.pkt_done, + (int)ntohl(mgp->fw_stats->send_done_count)); + } + rtnl_lock(); + myri10ge_close(mgp->dev); + status = myri10ge_load_firmware(mgp); + if (status != 0) + printk(KERN_ERR "myri10ge: %s: failed to load firmware\n", + mgp->dev->name); + else + myri10ge_open(mgp->dev); + rtnl_unlock(); +} + +/* + * We use our own timer routine rather than relying upon + * netdev->tx_timeout because we have a very large hardware transmit + * queue. Due to the large queue, the netdev->tx_timeout function + * cannot detect a NIC with a parity error in a timely fashion if the + * NIC is lightly loaded. + */ +static void myri10ge_watchdog_timer(unsigned long arg) +{ + struct myri10ge_priv *mgp; + + mgp = (struct myri10ge_priv *)arg; + if (mgp->tx.req != mgp->tx.done && + mgp->tx.done == mgp->watchdog_tx_done) + /* nic seems like it might be stuck.. */ + schedule_work(&mgp->watchdog_work); + else + /* rearm timer */ + mod_timer(&mgp->watchdog_timer, + jiffies + myri10ge_watchdog_timeout * HZ); + + mgp->watchdog_tx_done = mgp->tx.done; +} + +static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +{ + struct net_device *netdev; + struct myri10ge_priv *mgp; + struct device *dev = &pdev->dev; + size_t bytes; + int i; + int status = -ENXIO; + int cap; + int dac_enabled; + u16 val; + + netdev = alloc_etherdev(sizeof(*mgp)); + if (netdev == NULL) { + dev_err(dev, "Could not allocate ethernet device\n"); + return -ENOMEM; + } + + mgp = netdev_priv(netdev); + memset(mgp, 0, sizeof(*mgp)); + mgp->dev = netdev; + mgp->pdev = pdev; + mgp->csum_flag = MXGEFW_FLAGS_CKSUM; + mgp->pause = myri10ge_flow_control; + mgp->intr_coal_delay = myri10ge_intr_coal_delay; + init_waitqueue_head(&mgp->down_wq); + + if (pci_enable_device(pdev)) { + dev_err(&pdev->dev, "pci_enable_device call failed\n"); + status = -ENODEV; + goto abort_with_netdev; + } + myri10ge_select_firmware(mgp); + + /* Find the vendor-specific cap so we can check + * the reboot register later on */ + mgp->vendor_specific_offset + = pci_find_capability(pdev, PCI_CAP_ID_VNDR); + + /* Set our max read request to 4KB */ + cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); + if (cap < 64) { + dev_err(&pdev->dev, "Bad PCI_CAP_ID_EXP location %d\n", cap); + goto abort_with_netdev; + } + status = pci_read_config_word(pdev, cap + PCI_EXP_DEVCTL, &val); + if (status != 0) { + dev_err(&pdev->dev, "Error %d reading PCI_EXP_DEVCTL\n", + status); + goto abort_with_netdev; + } + val = (val & ~PCI_EXP_DEVCTL_READRQ) | (5 << 12); + status = pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, val); + if (status != 0) { + dev_err(&pdev->dev, "Error %d writing PCI_EXP_DEVCTL\n", + status); + goto abort_with_netdev; + } + + pci_set_master(pdev); + dac_enabled = 1; + status = pci_set_dma_mask(pdev, DMA_64BIT_MASK); + if (status != 0) { + dac_enabled = 0; + dev_err(&pdev->dev, + "64-bit pci address mask was refused, trying 32-bit"); + status = pci_set_dma_mask(pdev, DMA_32BIT_MASK); + } + if (status != 0) { + dev_err(&pdev->dev, "Error %d setting DMA mask\n", status); + goto abort_with_netdev; + } + mgp->cmd = pci_alloc_consistent(pdev, sizeof(*mgp->cmd), &mgp->cmd_bus); + if (mgp->cmd == NULL) + goto abort_with_netdev; + + mgp->fw_stats = pci_alloc_consistent(pdev, sizeof(*mgp->fw_stats), + &mgp->fw_stats_bus); + if (mgp->fw_stats == NULL) + goto abort_with_cmd; + + mgp->board_span = pci_resource_len(pdev, 0); + mgp->iomem_base = pci_resource_start(pdev, 0); + mgp->mtrr = -1; +#ifdef CONFIG_MTRR + mgp->mtrr = mtrr_add(mgp->iomem_base, mgp->board_span, + MTRR_TYPE_WRCOMB, 1); +#endif + /* Hack. need to get rid of these magic numbers */ + mgp->sram_size = + 2 * 1024 * 1024 - (2 * (48 * 1024) + (32 * 1024)) - 0x100; + if (mgp->sram_size > mgp->board_span) { + dev_err(&pdev->dev, "board span %ld bytes too small\n", + mgp->board_span); + goto abort_with_wc; + } + mgp->sram = ioremap(mgp->iomem_base, mgp->board_span); + if (mgp->sram == NULL) { + dev_err(&pdev->dev, "ioremap failed for %ld bytes at 0x%lx\n", + mgp->board_span, mgp->iomem_base); + status = -ENXIO; + goto abort_with_wc; + } + memcpy_fromio(mgp->eeprom_strings, + mgp->sram + mgp->sram_size - MYRI10GE_EEPROM_STRINGS_SIZE, + MYRI10GE_EEPROM_STRINGS_SIZE); + memset(mgp->eeprom_strings + MYRI10GE_EEPROM_STRINGS_SIZE - 2, 0, 2); + status = myri10ge_read_mac_addr(mgp); + if (status) + goto abort_with_ioremap; + + for (i = 0; i < ETH_ALEN; i++) + netdev->dev_addr[i] = mgp->mac_addr[i]; + + /* allocate rx done ring */ + bytes = myri10ge_max_intr_slots * sizeof(*mgp->rx_done.entry); + mgp->rx_done.entry = + pci_alloc_consistent(pdev, bytes, &mgp->rx_done.bus); + if (mgp->rx_done.entry == NULL) + goto abort_with_ioremap; + memset(mgp->rx_done.entry, 0, bytes); + + status = myri10ge_load_firmware(mgp); + if (status != 0) { + dev_err(&pdev->dev, "failed to load firmware\n"); + goto abort_with_rx_done; + } + + status = myri10ge_reset(mgp); + if (status != 0) { + dev_err(&pdev->dev, "failed reset\n"); + goto abort_with_firmware; + } + + if (myri10ge_msi) { + status = pci_enable_msi(pdev); + if (status != 0) + dev_err(&pdev->dev, + "Error %d setting up MSI; falling back to xPIC\n", + status); + else + mgp->msi_enabled = 1; + } + + status = request_irq(pdev->irq, myri10ge_intr, SA_SHIRQ, + netdev->name, mgp); + if (status != 0) { + dev_err(&pdev->dev, "failed to allocate IRQ\n"); + goto abort_with_firmware; + } + + pci_set_drvdata(pdev, mgp); + if ((myri10ge_initial_mtu + ETH_HLEN) > MYRI10GE_MAX_ETHER_MTU) + myri10ge_initial_mtu = MYRI10GE_MAX_ETHER_MTU - ETH_HLEN; + if ((myri10ge_initial_mtu + ETH_HLEN) < 68) + myri10ge_initial_mtu = 68; + netdev->mtu = myri10ge_initial_mtu; + netdev->open = myri10ge_open; + netdev->stop = myri10ge_close; + netdev->hard_start_xmit = myri10ge_xmit; + netdev->get_stats = myri10ge_get_stats; + netdev->base_addr = mgp->iomem_base; + netdev->irq = pdev->irq; + netdev->change_mtu = myri10ge_change_mtu; + netdev->set_multicast_list = myri10ge_set_multicast_list; + netdev->set_mac_address = myri10ge_set_mac_address; + netdev->features = NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_TSO; + if (dac_enabled) + netdev->features |= NETIF_F_HIGHDMA; + netdev->poll = myri10ge_poll; + netdev->weight = myri10ge_napi_weight; + + /* Save configuration space to be restored if the + * nic resets due to a parity error */ + myri10ge_save_state(mgp); + /* Restore state immediately since pci_save_msi_state disables MSI */ + myri10ge_restore_state(mgp); + + /* Setup the watchdog timer */ + setup_timer(&mgp->watchdog_timer, myri10ge_watchdog_timer, + (unsigned long)mgp); + + SET_ETHTOOL_OPS(netdev, &myri10ge_ethtool_ops); + INIT_WORK(&mgp->watchdog_work, myri10ge_watchdog, mgp); + status = register_netdev(netdev); + if (status != 0) { + dev_err(&pdev->dev, "register_netdev failed: %d\n", status); + goto abort_with_irq; + } + + printk(KERN_INFO "myri10ge: %s: %s IRQ %d, tx bndry %d, fw %s, WC %s\n", + netdev->name, (mgp->msi_enabled ? "MSI" : "xPIC"), + pdev->irq, mgp->tx.boundary, mgp->fw_name, + (mgp->mtrr >= 0 ? "Enabled" : "Disabled")); + + return 0; + +abort_with_irq: + free_irq(pdev->irq, mgp); + if (mgp->msi_enabled) + pci_disable_msi(pdev); + +abort_with_firmware: + myri10ge_dummy_rdma(mgp, 0); + +abort_with_rx_done: + bytes = myri10ge_max_intr_slots * sizeof(*mgp->rx_done.entry); + pci_free_consistent(pdev, bytes, mgp->rx_done.entry, mgp->rx_done.bus); + +abort_with_ioremap: + iounmap(mgp->sram); + +abort_with_wc: +#ifdef CONFIG_MTRR + if (mgp->mtrr >= 0) + mtrr_del(mgp->mtrr, mgp->iomem_base, mgp->board_span); +#endif + pci_free_consistent(pdev, sizeof(*mgp->fw_stats), + mgp->fw_stats, mgp->fw_stats_bus); + +abort_with_cmd: + pci_free_consistent(pdev, sizeof(*mgp->cmd), mgp->cmd, mgp->cmd_bus); + +abort_with_netdev: + + free_netdev(netdev); + return status; +} + +/* + * myri10ge_remove + * + * Does what is necessary to shutdown one Myrinet device. Called + * once for each Myrinet card by the kernel when a module is + * unloaded. + */ +static void myri10ge_remove(struct pci_dev *pdev) +{ + struct myri10ge_priv *mgp; + struct net_device *netdev; + size_t bytes; + + mgp = pci_get_drvdata(pdev); + if (mgp == NULL) + return; + + flush_scheduled_work(); + netdev = mgp->dev; + unregister_netdev(netdev); + free_irq(pdev->irq, mgp); + if (mgp->msi_enabled) + pci_disable_msi(pdev); + + myri10ge_dummy_rdma(mgp, 0); + + bytes = myri10ge_max_intr_slots * sizeof(*mgp->rx_done.entry); + pci_free_consistent(pdev, bytes, mgp->rx_done.entry, mgp->rx_done.bus); + + iounmap(mgp->sram); + +#ifdef CONFIG_MTRR + if (mgp->mtrr >= 0) + mtrr_del(mgp->mtrr, mgp->iomem_base, mgp->board_span); +#endif + pci_free_consistent(pdev, sizeof(*mgp->fw_stats), + mgp->fw_stats, mgp->fw_stats_bus); + + pci_free_consistent(pdev, sizeof(*mgp->cmd), mgp->cmd, mgp->cmd_bus); + + free_netdev(netdev); + pci_set_drvdata(pdev, NULL); +} + +#define PCI_DEVICE_ID_MYIRCOM_MYRI10GE_Z8E 0x0008 + +static struct pci_device_id myri10ge_pci_tbl[] = { + {PCI_DEVICE(PCI_VENDOR_ID_MYRICOM, PCI_DEVICE_ID_MYIRCOM_MYRI10GE_Z8E)}, + {0}, +}; + +static struct pci_driver myri10ge_driver = { + .name = "myri10ge", + .probe = myri10ge_probe, + .remove = myri10ge_remove, + .id_table = myri10ge_pci_tbl, +#ifdef CONFIG_PM + .suspend = myri10ge_suspend, + .resume = myri10ge_resume, +#endif +}; + +static __init int myri10ge_init_module(void) +{ + printk(KERN_INFO "%s: Version %s\n", myri10ge_driver.name, + MYRI10GE_VERSION_STR); + return pci_register_driver(&myri10ge_driver); +} + +module_init(myri10ge_init_module); + +static __exit void myri10ge_cleanup_module(void) +{ + pci_unregister_driver(&myri10ge_driver); +} + +module_exit(myri10ge_cleanup_module); diff --git a/drivers/net/myri10ge/myri10ge_mcp.h b/drivers/net/myri10ge/myri10ge_mcp.h new file mode 100644 index 00000000000..0a6cae6cb18 --- /dev/null +++ b/drivers/net/myri10ge/myri10ge_mcp.h @@ -0,0 +1,205 @@ +#ifndef __MYRI10GE_MCP_H__ +#define __MYRI10GE_MCP_H__ + +#define MXGEFW_VERSION_MAJOR 1 +#define MXGEFW_VERSION_MINOR 4 + +/* 8 Bytes */ +struct mcp_dma_addr { + u32 high; + u32 low; +}; + +/* 4 Bytes */ +struct mcp_slot { + u16 checksum; + u16 length; +}; + +/* 64 Bytes */ +struct mcp_cmd { + u32 cmd; + u32 data0; /* will be low portion if data > 32 bits */ + /* 8 */ + u32 data1; /* will be high portion if data > 32 bits */ + u32 data2; /* currently unused.. */ + /* 16 */ + struct mcp_dma_addr response_addr; + /* 24 */ + u8 pad[40]; +}; + +/* 8 Bytes */ +struct mcp_cmd_response { + u32 data; + u32 result; +}; + +/* + * flags used in mcp_kreq_ether_send_t: + * + * The SMALL flag is only needed in the first segment. It is raised + * for packets that are total less or equal 512 bytes. + * + * The CKSUM flag must be set in all segments. + * + * The PADDED flags is set if the packet needs to be padded, and it + * must be set for all segments. + * + * The MXGEFW_FLAGS_ALIGN_ODD must be set if the cumulative + * length of all previous segments was odd. + */ + +#define MXGEFW_FLAGS_SMALL 0x1 +#define MXGEFW_FLAGS_TSO_HDR 0x1 +#define MXGEFW_FLAGS_FIRST 0x2 +#define MXGEFW_FLAGS_ALIGN_ODD 0x4 +#define MXGEFW_FLAGS_CKSUM 0x8 +#define MXGEFW_FLAGS_TSO_LAST 0x8 +#define MXGEFW_FLAGS_NO_TSO 0x10 +#define MXGEFW_FLAGS_TSO_CHOP 0x10 +#define MXGEFW_FLAGS_TSO_PLD 0x20 + +#define MXGEFW_SEND_SMALL_SIZE 1520 +#define MXGEFW_MAX_MTU 9400 + +union mcp_pso_or_cumlen { + u16 pseudo_hdr_offset; + u16 cum_len; +}; + +#define MXGEFW_MAX_SEND_DESC 12 +#define MXGEFW_PAD 2 + +/* 16 Bytes */ +struct mcp_kreq_ether_send { + u32 addr_high; + u32 addr_low; + u16 pseudo_hdr_offset; + u16 length; + u8 pad; + u8 rdma_count; + u8 cksum_offset; /* where to start computing cksum */ + u8 flags; /* as defined above */ +}; + +/* 8 Bytes */ +struct mcp_kreq_ether_recv { + u32 addr_high; + u32 addr_low; +}; + +/* Commands */ + +#define MXGEFW_CMD_OFFSET 0xf80000 + +enum myri10ge_mcp_cmd_type { + MXGEFW_CMD_NONE = 0, + /* Reset the mcp, it is left in a safe state, waiting + * for the driver to set all its parameters */ + MXGEFW_CMD_RESET, + + /* get the version number of the current firmware.. + * (may be available in the eeprom strings..? */ + MXGEFW_GET_MCP_VERSION, + + /* Parameters which must be set by the driver before it can + * issue MXGEFW_CMD_ETHERNET_UP. They persist until the next + * MXGEFW_CMD_RESET is issued */ + + MXGEFW_CMD_SET_INTRQ_DMA, + MXGEFW_CMD_SET_BIG_BUFFER_SIZE, /* in bytes, power of 2 */ + MXGEFW_CMD_SET_SMALL_BUFFER_SIZE, /* in bytes */ + + /* Parameters which refer to lanai SRAM addresses where the + * driver must issue PIO writes for various things */ + + MXGEFW_CMD_GET_SEND_OFFSET, + MXGEFW_CMD_GET_SMALL_RX_OFFSET, + MXGEFW_CMD_GET_BIG_RX_OFFSET, + MXGEFW_CMD_GET_IRQ_ACK_OFFSET, + MXGEFW_CMD_GET_IRQ_DEASSERT_OFFSET, + + /* Parameters which refer to rings stored on the MCP, + * and whose size is controlled by the mcp */ + + MXGEFW_CMD_GET_SEND_RING_SIZE, /* in bytes */ + MXGEFW_CMD_GET_RX_RING_SIZE, /* in bytes */ + + /* Parameters which refer to rings stored in the host, + * and whose size is controlled by the host. Note that + * all must be physically contiguous and must contain + * a power of 2 number of entries. */ + + MXGEFW_CMD_SET_INTRQ_SIZE, /* in bytes */ + + /* command to bring ethernet interface up. Above parameters + * (plus mtu & mac address) must have been exchanged prior + * to issuing this command */ + MXGEFW_CMD_ETHERNET_UP, + + /* command to bring ethernet interface down. No further sends + * or receives may be processed until an MXGEFW_CMD_ETHERNET_UP + * is issued, and all interrupt queues must be flushed prior + * to ack'ing this command */ + + MXGEFW_CMD_ETHERNET_DOWN, + + /* commands the driver may issue live, without resetting + * the nic. Note that increasing the mtu "live" should + * only be done if the driver has already supplied buffers + * sufficiently large to handle the new mtu. Decreasing + * the mtu live is safe */ + + MXGEFW_CMD_SET_MTU, + MXGEFW_CMD_GET_INTR_COAL_DELAY_OFFSET, /* in microseconds */ + MXGEFW_CMD_SET_STATS_INTERVAL, /* in microseconds */ + MXGEFW_CMD_SET_STATS_DMA, + + MXGEFW_ENABLE_PROMISC, + MXGEFW_DISABLE_PROMISC, + MXGEFW_SET_MAC_ADDRESS, + + MXGEFW_ENABLE_FLOW_CONTROL, + MXGEFW_DISABLE_FLOW_CONTROL, + + /* do a DMA test + * data0,data1 = DMA address + * data2 = RDMA length (MSH), WDMA length (LSH) + * command return data = repetitions (MSH), 0.5-ms ticks (LSH) + */ + MXGEFW_DMA_TEST +}; + +enum myri10ge_mcp_cmd_status { + MXGEFW_CMD_OK = 0, + MXGEFW_CMD_UNKNOWN, + MXGEFW_CMD_ERROR_RANGE, + MXGEFW_CMD_ERROR_BUSY, + MXGEFW_CMD_ERROR_EMPTY, + MXGEFW_CMD_ERROR_CLOSED, + MXGEFW_CMD_ERROR_HASH_ERROR, + MXGEFW_CMD_ERROR_BAD_PORT, + MXGEFW_CMD_ERROR_RESOURCES +}; + +/* 40 Bytes */ +struct mcp_irq_data { + u32 send_done_count; + + u32 link_up; + u32 dropped_link_overflow; + u32 dropped_link_error_or_filtered; + u32 dropped_runt; + u32 dropped_overrun; + u32 dropped_no_small_buffer; + u32 dropped_no_big_buffer; + u32 rdma_tags_available; + + u8 tx_stopped; + u8 link_down; + u8 stats_updated; + u8 valid; +}; + +#endif /* __MYRI10GE_MCP_H__ */ diff --git a/drivers/net/myri10ge/myri10ge_mcp_gen_header.h b/drivers/net/myri10ge/myri10ge_mcp_gen_header.h new file mode 100644 index 00000000000..487f7792fd4 --- /dev/null +++ b/drivers/net/myri10ge/myri10ge_mcp_gen_header.h @@ -0,0 +1,58 @@ +#ifndef __MYRI10GE_MCP_GEN_HEADER_H__ +#define __MYRI10GE_MCP_GEN_HEADER_H__ + +/* this file define a standard header used as a first entry point to + * exchange information between firmware/driver and driver. The + * header structure can be anywhere in the mcp. It will usually be in + * the .data section, because some fields needs to be initialized at + * compile time. + * The 32bit word at offset MX_HEADER_PTR_OFFSET in the mcp must + * contains the location of the header. + * + * Typically a MCP will start with the following: + * .text + * .space 52 ! to help catch MEMORY_INT errors + * bt start ! jump to real code + * nop + * .long _gen_mcp_header + * + * The source will have a definition like: + * + * mcp_gen_header_t gen_mcp_header = { + * .header_length = sizeof(mcp_gen_header_t), + * .mcp_type = MCP_TYPE_XXX, + * .version = "something $Id: mcp_gen_header.h,v 1.2 2006/05/13 10:04:35 bgoglin Exp $", + * .mcp_globals = (unsigned)&Globals + * }; + */ + +#define MCP_HEADER_PTR_OFFSET 0x3c + +#define MCP_TYPE_MX 0x4d582020 /* "MX " */ +#define MCP_TYPE_PCIE 0x70636965 /* "PCIE" pcie-only MCP */ +#define MCP_TYPE_ETH 0x45544820 /* "ETH " */ +#define MCP_TYPE_MCP0 0x4d435030 /* "MCP0" */ + +struct mcp_gen_header { + /* the first 4 fields are filled at compile time */ + unsigned header_length; + unsigned mcp_type; + char version[128]; + unsigned mcp_globals; /* pointer to mcp-type specific structure */ + + /* filled by the MCP at run-time */ + unsigned sram_size; + unsigned string_specs; /* either the original STRING_SPECS or a superset */ + unsigned string_specs_len; + + /* Fields above this comment are guaranteed to be present. + * + * Fields below this comment are extensions added in later versions + * of this struct, drivers should compare the header_length against + * offsetof(field) to check wether a given MCP implements them. + * + * Never remove any field. Keep everything naturally align. + */ +}; + +#endif /* __MYRI10GE_MCP_GEN_HEADER_H__ */ diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index d090df41304..661bfe54ff5 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -12,7 +12,7 @@ Copyright (C) 1999 David A. Hinds -- dahinds@users.sourceforge.net pcnet_cs.c 1.153 2003/11/09 18:53:09 - + The network driver code is based on Donald Becker's NE2000 code: Written 1992,1993 by Donald Becker. @@ -146,7 +146,7 @@ typedef struct hw_info_t { #define MII_PHYID_REG2 0x03 static hw_info_t hw_info[] = { - { /* Accton EN2212 */ 0x0ff0, 0x00, 0x00, 0xe8, DELAY_OUTPUT }, + { /* Accton EN2212 */ 0x0ff0, 0x00, 0x00, 0xe8, DELAY_OUTPUT }, { /* Allied Telesis LA-PCM */ 0x0ff0, 0x00, 0x00, 0xf4, 0 }, { /* APEX MultiCard */ 0x03f4, 0x00, 0x20, 0xe5, 0 }, { /* ASANTE FriendlyNet */ 0x4910, 0x00, 0x00, 0x94, @@ -193,7 +193,7 @@ static hw_info_t hw_info[] = { { /* NE2000 Compatible */ 0x0ff0, 0x00, 0xa0, 0x0c, 0 }, { /* Network General Sniffer */ 0x0ff0, 0x00, 0x00, 0x65, HAS_MISC_REG | HAS_IBM_MISC }, - { /* Panasonic VEL211 */ 0x0ff0, 0x00, 0x80, 0x45, + { /* Panasonic VEL211 */ 0x0ff0, 0x00, 0x80, 0x45, HAS_MISC_REG | HAS_IBM_MISC }, { /* PreMax PE-200 */ 0x07f0, 0x00, 0x20, 0xe0, 0 }, { /* RPTI EP400 */ 0x0110, 0x00, 0x40, 0x95, 0 }, @@ -330,7 +330,7 @@ static hw_info_t *get_hwinfo(struct pcmcia_device *link) for (j = 0; j < 6; j++) dev->dev_addr[j] = readb(base + (j<<1)); } - + iounmap(virt); j = pcmcia_release_window(link->win); if (j != CS_SUCCESS) @@ -490,7 +490,7 @@ static int try_io_port(struct pcmcia_device *link) if (link->io.NumPorts2 > 0) { /* for master/slave multifunction cards */ link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; - link->irq.Attributes = + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; } } else { @@ -543,19 +543,19 @@ static int pcnet_config(struct pcmcia_device *link) manfid = le16_to_cpu(buf[0]); prodid = le16_to_cpu(buf[1]); } - + tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; tuple.Attributes = 0; CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); while (last_ret == CS_SUCCESS) { cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); cistpl_io_t *io = &(parse.cftable_entry.io); - + if (pcmcia_get_tuple_data(link, &tuple) != 0 || pcmcia_parse_tuple(link, &tuple, &parse) != 0 || cfg->index == 0 || cfg->io.nwin == 0) goto next_entry; - + link->conf.ConfigIndex = cfg->index; /* For multifunction cards, by convention, we configure the network function with window 0, and serial with window 1 */ @@ -584,7 +584,7 @@ static int pcnet_config(struct pcmcia_device *link) } CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - + if (link->io.NumPorts2 == 8) { link->conf.Attributes |= CONF_ENABLE_SPKR; link->conf.Status = CCSR_AUDIO_ENA; @@ -592,7 +592,7 @@ static int pcnet_config(struct pcmcia_device *link) if ((manfid == MANFID_IBM) && (prodid == PRODID_IBM_HOME_AND_AWAY)) link->conf.ConfigIndex |= 0x10; - + CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); dev->irq = link->irq.AssignedIRQ; dev->base_addr = link->io.BasePort1; @@ -614,7 +614,7 @@ static int pcnet_config(struct pcmcia_device *link) hw_info = get_ax88190(link); if (hw_info == NULL) hw_info = get_hwired(link); - + if (hw_info == NULL) { printk(KERN_NOTICE "pcnet_cs: unable to read hardware net" " address for io base %#3lx\n", dev->base_addr); @@ -631,7 +631,7 @@ static int pcnet_config(struct pcmcia_device *link) info->flags &= ~USE_BIG_BUF; if (!use_big_buf) info->flags &= ~USE_BIG_BUF; - + if (info->flags & USE_BIG_BUF) { start_pg = SOCKET_START_PG; stop_pg = SOCKET_STOP_PG; @@ -929,7 +929,7 @@ static void set_misc_reg(struct net_device *dev) kio_addr_t nic_base = dev->base_addr; pcnet_dev_t *info = PRIV(dev); u_char tmp; - + if (info->flags & HAS_MISC_REG) { tmp = inb_p(nic_base + PCNET_MISC) & ~3; if (dev->if_port == 2) @@ -1022,7 +1022,7 @@ static int pcnet_close(struct net_device *dev) ei_close(dev); free_irq(dev->irq, dev); - + link->open--; netif_stop_queue(dev); del_timer_sync(&info->watchdog); @@ -1054,12 +1054,12 @@ static void pcnet_reset_8390(struct net_device *dev) udelay(100); } outb_p(ENISR_RESET, nic_base + EN0_ISR); /* Ack intr. */ - + if (i == 100) printk(KERN_ERR "%s: pcnet_reset_8390() did not complete.\n", dev->name); set_misc_reg(dev); - + } /* pcnet_reset_8390 */ /*====================================================================*/ @@ -1233,7 +1233,7 @@ static void dma_get_8390_hdr(struct net_device *dev, dev->name, ei_status.dmaing, ei_status.irqlock); return; } - + ei_status.dmaing |= 0x01; outb_p(E8390_NODMA+E8390_PAGE0+E8390_START, nic_base + PCNET_CMD); outb_p(sizeof(struct e8390_pkt_hdr), nic_base + EN0_RCNTLO); @@ -1458,7 +1458,7 @@ static void shmem_get_8390_hdr(struct net_device *dev, void __iomem *xfer_start = ei_status.mem + (TX_PAGES<<8) + (ring_page << 8) - (ei_status.rx_start_page << 8); - + copyin(hdr, xfer_start, sizeof(struct e8390_pkt_hdr)); /* Fix for big endian systems */ hdr->count = le16_to_cpu(hdr->count); @@ -1473,7 +1473,7 @@ static void shmem_block_input(struct net_device *dev, int count, unsigned long offset = (TX_PAGES<<8) + ring_offset - (ei_status.rx_start_page << 8); char *buf = skb->data; - + if (offset + count > ei_status.priv) { /* We must wrap the input move. */ int semi_count = ei_status.priv - offset; @@ -1541,7 +1541,7 @@ static int setup_shmem_window(struct pcmcia_device *link, int start_pg, info->base = NULL; link->win = NULL; goto failed; } - + ei_status.mem = info->base + offset; ei_status.priv = req.Size; dev->mem_start = (u_long)ei_status.mem; @@ -1768,6 +1768,8 @@ static struct pcmcia_device_id pcnet_ids[] = { PCMCIA_DEVICE_CIS_PROD_ID12("NDC", "Ethernet", 0x01c43ae1, 0x00b2e941, "NE2K.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("PMX ", "PE-200", 0x34f3f1c8, 0x10b59f8c, "PE-200.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("TAMARACK", "Ethernet", 0xcf434fba, 0x00b2e941, "tamarack.cis"), + PCMCIA_DEVICE_PROD_ID123("Fast Ethernet", "CF Size PC Card", "1.0", + 0xb4be14e3, 0x43ac239b, 0x0877b627), PCMCIA_DEVICE_NULL }; MODULE_DEVICE_TABLE(pcmcia, pcnet_ids); diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index fa39b944bc4..cda3e53d691 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -45,5 +45,11 @@ config CICADA_PHY ---help--- Currently supports the cis8204 +config SMSC_PHY + tristate "Drivers for SMSC PHYs" + depends on PHYLIB + ---help--- + Currently supports the LAN83C185 PHY + endmenu diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile index e4116a5fbb4..d9614134cc0 100644 --- a/drivers/net/phy/Makefile +++ b/drivers/net/phy/Makefile @@ -8,3 +8,4 @@ obj-$(CONFIG_DAVICOM_PHY) += davicom.o obj-$(CONFIG_CICADA_PHY) += cicada.o obj-$(CONFIG_LXT_PHY) += lxt.o obj-$(CONFIG_QSEMI_PHY) += qsemi.o +obj-$(CONFIG_SMSC_PHY) += smsc.o diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c new file mode 100644 index 00000000000..25e31fb5cb3 --- /dev/null +++ b/drivers/net/phy/smsc.c @@ -0,0 +1,101 @@ +/* + * drivers/net/phy/smsc.c + * + * Driver for SMSC PHYs + * + * Author: Herbert Valerio Riedel + * + * Copyright (c) 2006 Herbert Valerio Riedel <hvr@gnu.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/mii.h> +#include <linux/ethtool.h> +#include <linux/phy.h> +#include <linux/netdevice.h> + +#define MII_LAN83C185_ISF 29 /* Interrupt Source Flags */ +#define MII_LAN83C185_IM 30 /* Interrupt Mask */ + +#define MII_LAN83C185_ISF_INT1 (1<<1) /* Auto-Negotiation Page Received */ +#define MII_LAN83C185_ISF_INT2 (1<<2) /* Parallel Detection Fault */ +#define MII_LAN83C185_ISF_INT3 (1<<3) /* Auto-Negotiation LP Ack */ +#define MII_LAN83C185_ISF_INT4 (1<<4) /* Link Down */ +#define MII_LAN83C185_ISF_INT5 (1<<5) /* Remote Fault Detected */ +#define MII_LAN83C185_ISF_INT6 (1<<6) /* Auto-Negotiation complete */ +#define MII_LAN83C185_ISF_INT7 (1<<7) /* ENERGYON */ + +#define MII_LAN83C185_ISF_INT_ALL (0x0e) + +#define MII_LAN83C185_ISF_INT_PHYLIB_EVENTS \ + (MII_LAN83C185_ISF_INT6 | MII_LAN83C185_ISF_INT4) + + +static int lan83c185_config_intr(struct phy_device *phydev) +{ + int rc = phy_write (phydev, MII_LAN83C185_IM, + ((PHY_INTERRUPT_ENABLED == phydev->interrupts) + ? MII_LAN83C185_ISF_INT_PHYLIB_EVENTS + : 0)); + + return rc < 0 ? rc : 0; +} + +static int lan83c185_ack_interrupt(struct phy_device *phydev) +{ + int rc = phy_read (phydev, MII_LAN83C185_ISF); + + return rc < 0 ? rc : 0; +} + +static int lan83c185_config_init(struct phy_device *phydev) +{ + return lan83c185_ack_interrupt (phydev); +} + + +static struct phy_driver lan83c185_driver = { + .phy_id = 0x0007c0a0, /* OUI=0x00800f, Model#=0x0a */ + .phy_id_mask = 0xfffffff0, + .name = "SMSC LAN83C185", + + .features = (PHY_BASIC_FEATURES | SUPPORTED_Pause + | SUPPORTED_Asym_Pause), + .flags = PHY_HAS_INTERRUPT | PHY_HAS_MAGICANEG, + + /* basic functions */ + .config_aneg = genphy_config_aneg, + .read_status = genphy_read_status, + .config_init = lan83c185_config_init, + + /* IRQ related */ + .ack_interrupt = lan83c185_ack_interrupt, + .config_intr = lan83c185_config_intr, + + .driver = { .owner = THIS_MODULE, } +}; + +static int __init smsc_init(void) +{ + return phy_driver_register (&lan83c185_driver); +} + +static void __exit smsc_exit(void) +{ + phy_driver_unregister (&lan83c185_driver); +} + +MODULE_DESCRIPTION("SMSC PHY driver"); +MODULE_AUTHOR("Herbert Valerio Riedel"); +MODULE_LICENSE("GPL"); + +module_init(smsc_init); +module_exit(smsc_exit); diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 0ad3310290f..9945cc6b8d9 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -184,6 +184,7 @@ static const struct { static struct pci_device_id rtl8169_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), }, + { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), }, { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), }, { PCI_DEVICE(0x16ec, 0x0116), }, { PCI_VENDOR_ID_LINKSYS, 0x1032, PCI_ANY_ID, 0x0024, }, diff --git a/drivers/net/s2io-regs.h b/drivers/net/s2io-regs.h index 00179bc3437..0ef52589956 100644 --- a/drivers/net/s2io-regs.h +++ b/drivers/net/s2io-regs.h @@ -167,6 +167,7 @@ typedef struct _XENA_dev_config { u8 unused4[0x08]; u64 gpio_int_reg; +#define GPIO_INT_REG_DP_ERR_INT BIT(0) #define GPIO_INT_REG_LINK_DOWN BIT(1) #define GPIO_INT_REG_LINK_UP BIT(2) u64 gpio_int_mask; @@ -187,7 +188,7 @@ typedef struct _XENA_dev_config { /* PIC Control registers */ u64 pic_control; #define PIC_CNTL_RX_ALARM_MAP_1 BIT(0) -#define PIC_CNTL_SHARED_SPLITS(n) vBIT(n,11,4) +#define PIC_CNTL_SHARED_SPLITS(n) vBIT(n,11,5) u64 swapper_ctrl; #define SWAPPER_CTRL_PIF_R_FE BIT(0) @@ -267,6 +268,21 @@ typedef struct _XENA_dev_config { /* General Configuration */ u64 mdio_control; +#define MDIO_MMD_INDX_ADDR(val) vBIT(val, 0, 16) +#define MDIO_MMD_DEV_ADDR(val) vBIT(val, 19, 5) +#define MDIO_MMD_PMA_DEV_ADDR 0x1 +#define MDIO_MMD_PMD_DEV_ADDR 0x1 +#define MDIO_MMD_WIS_DEV_ADDR 0x2 +#define MDIO_MMD_PCS_DEV_ADDR 0x3 +#define MDIO_MMD_PHYXS_DEV_ADDR 0x4 +#define MDIO_MMS_PRT_ADDR(val) vBIT(val, 27, 5) +#define MDIO_CTRL_START_TRANS(val) vBIT(val, 56, 4) +#define MDIO_OP(val) vBIT(val, 60, 2) +#define MDIO_OP_ADDR_TRANS 0x0 +#define MDIO_OP_WRITE_TRANS 0x1 +#define MDIO_OP_READ_POST_INC_TRANS 0x2 +#define MDIO_OP_READ_TRANS 0x3 +#define MDIO_MDIO_DATA(val) vBIT(val, 32, 16) u64 dtx_control; @@ -284,9 +300,13 @@ typedef struct _XENA_dev_config { u64 gpio_control; #define GPIO_CTRL_GPIO_0 BIT(8) u64 misc_control; +#define EXT_REQ_EN BIT(1) #define MISC_LINK_STABILITY_PRD(val) vBIT(val,29,3) - u8 unused7_1[0x240 - 0x208]; + u8 unused7_1[0x230 - 0x208]; + + u64 pic_control2; + u64 ini_dperr_ctrl; u64 wreq_split_mask; #define WREQ_SPLIT_MASK_SET_MASK(val) vBIT(val, 52, 12) @@ -493,6 +513,7 @@ typedef struct _XENA_dev_config { #define PRC_CTRL_NO_SNOOP_DESC BIT(22) #define PRC_CTRL_NO_SNOOP_BUFF BIT(23) #define PRC_CTRL_BIMODAL_INTERRUPT BIT(37) +#define PRC_CTRL_GROUP_READS BIT(38) #define PRC_CTRL_RXD_BACKOFF_INTERVAL(val) vBIT(val,40,24) u64 prc_alarm_action; @@ -541,7 +562,12 @@ typedef struct _XENA_dev_config { #define RX_PA_CFG_IGNORE_LLC_CTRL BIT(3) #define RX_PA_CFG_IGNORE_L2_ERR BIT(6) - u8 unused12[0x700 - 0x1D8]; + u64 unused_11_1; + + u64 ring_bump_counter1; + u64 ring_bump_counter2; + + u8 unused12[0x700 - 0x1F0]; u64 rxdma_debug_ctrl; diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index 79208f434ac..cac9fdd2e1d 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -26,15 +26,22 @@ * * The module loadable parameters that are supported by the driver and a brief * explaination of all the variables. + * * rx_ring_num : This can be used to program the number of receive rings used * in the driver. - * rx_ring_sz: This defines the number of descriptors each ring can have. This - * is also an array of size 8. + * rx_ring_sz: This defines the number of receive blocks each ring can have. + * This is also an array of size 8. * rx_ring_mode: This defines the operation mode of all 8 rings. The valid * values are 1, 2 and 3. * tx_fifo_num: This defines the number of Tx FIFOs thats used int the driver. * tx_fifo_len: This too is an array of 8. Each element defines the number of * Tx descriptors that can be associated with each corresponding FIFO. + * intr_type: This defines the type of interrupt. The values can be 0(INTA), + * 1(MSI), 2(MSI_X). Default value is '0(INTA)' + * lro: Specifies whether to enable Large Receive Offload (LRO) or not. + * Possible values '1' for enable '0' for disable. Default is '0' + * lro_max_pkts: This parameter defines maximum number of packets can be + * aggregated as a single large packet ************************************************************************/ #include <linux/config.h> @@ -70,7 +77,7 @@ #include "s2io.h" #include "s2io-regs.h" -#define DRV_VERSION "2.0.11.2" +#define DRV_VERSION "2.0.14.2" /* S2io Driver name & version. */ static char s2io_driver_name[] = "Neterion"; @@ -106,18 +113,14 @@ static inline int RXD_IS_UP2DT(RxD_t *rxdp) #define LOW 2 static inline int rx_buffer_level(nic_t * sp, int rxb_size, int ring) { - int level = 0; mac_info_t *mac_control; mac_control = &sp->mac_control; - if ((mac_control->rings[ring].pkt_cnt - rxb_size) > 16) { - level = LOW; - if (rxb_size <= rxd_count[sp->rxd_mode]) { - level = PANIC; - } - } - - return level; + if (rxb_size <= rxd_count[sp->rxd_mode]) + return PANIC; + else if ((mac_control->rings[ring].pkt_cnt - rxb_size) > 16) + return LOW; + return 0; } /* Ethtool related variables and Macros. */ @@ -136,7 +139,11 @@ static char ethtool_stats_keys[][ETH_GSTRING_LEN] = { {"tmac_mcst_frms"}, {"tmac_bcst_frms"}, {"tmac_pause_ctrl_frms"}, + {"tmac_ttl_octets"}, + {"tmac_ucst_frms"}, + {"tmac_nucst_frms"}, {"tmac_any_err_frms"}, + {"tmac_ttl_less_fb_octets"}, {"tmac_vld_ip_octets"}, {"tmac_vld_ip"}, {"tmac_drop_ip"}, @@ -151,13 +158,27 @@ static char ethtool_stats_keys[][ETH_GSTRING_LEN] = { {"rmac_vld_mcst_frms"}, {"rmac_vld_bcst_frms"}, {"rmac_in_rng_len_err_frms"}, + {"rmac_out_rng_len_err_frms"}, {"rmac_long_frms"}, {"rmac_pause_ctrl_frms"}, + {"rmac_unsup_ctrl_frms"}, + {"rmac_ttl_octets"}, + {"rmac_accepted_ucst_frms"}, + {"rmac_accepted_nucst_frms"}, {"rmac_discarded_frms"}, + {"rmac_drop_events"}, + {"rmac_ttl_less_fb_octets"}, + {"rmac_ttl_frms"}, {"rmac_usized_frms"}, {"rmac_osized_frms"}, {"rmac_frag_frms"}, {"rmac_jabber_frms"}, + {"rmac_ttl_64_frms"}, + {"rmac_ttl_65_127_frms"}, + {"rmac_ttl_128_255_frms"}, + {"rmac_ttl_256_511_frms"}, + {"rmac_ttl_512_1023_frms"}, + {"rmac_ttl_1024_1518_frms"}, {"rmac_ip"}, {"rmac_ip_octets"}, {"rmac_hdr_err_ip"}, @@ -166,12 +187,82 @@ static char ethtool_stats_keys[][ETH_GSTRING_LEN] = { {"rmac_tcp"}, {"rmac_udp"}, {"rmac_err_drp_udp"}, + {"rmac_xgmii_err_sym"}, + {"rmac_frms_q0"}, + {"rmac_frms_q1"}, + {"rmac_frms_q2"}, + {"rmac_frms_q3"}, + {"rmac_frms_q4"}, + {"rmac_frms_q5"}, + {"rmac_frms_q6"}, + {"rmac_frms_q7"}, + {"rmac_full_q0"}, + {"rmac_full_q1"}, + {"rmac_full_q2"}, + {"rmac_full_q3"}, + {"rmac_full_q4"}, + {"rmac_full_q5"}, + {"rmac_full_q6"}, + {"rmac_full_q7"}, {"rmac_pause_cnt"}, + {"rmac_xgmii_data_err_cnt"}, + {"rmac_xgmii_ctrl_err_cnt"}, {"rmac_accepted_ip"}, {"rmac_err_tcp"}, + {"rd_req_cnt"}, + {"new_rd_req_cnt"}, + {"new_rd_req_rtry_cnt"}, + {"rd_rtry_cnt"}, + {"wr_rtry_rd_ack_cnt"}, + {"wr_req_cnt"}, + {"new_wr_req_cnt"}, + {"new_wr_req_rtry_cnt"}, + {"wr_rtry_cnt"}, + {"wr_disc_cnt"}, + {"rd_rtry_wr_ack_cnt"}, + {"txp_wr_cnt"}, + {"txd_rd_cnt"}, + {"txd_wr_cnt"}, + {"rxd_rd_cnt"}, + {"rxd_wr_cnt"}, + {"txf_rd_cnt"}, + {"rxf_wr_cnt"}, + {"rmac_ttl_1519_4095_frms"}, + {"rmac_ttl_4096_8191_frms"}, + {"rmac_ttl_8192_max_frms"}, + {"rmac_ttl_gt_max_frms"}, + {"rmac_osized_alt_frms"}, + {"rmac_jabber_alt_frms"}, + {"rmac_gt_max_alt_frms"}, + {"rmac_vlan_frms"}, + {"rmac_len_discard"}, + {"rmac_fcs_discard"}, + {"rmac_pf_discard"}, + {"rmac_da_discard"}, + {"rmac_red_discard"}, + {"rmac_rts_discard"}, + {"rmac_ingm_full_discard"}, + {"link_fault_cnt"}, {"\n DRIVER STATISTICS"}, {"single_bit_ecc_errs"}, {"double_bit_ecc_errs"}, + {"parity_err_cnt"}, + {"serious_err_cnt"}, + {"soft_reset_cnt"}, + {"fifo_full_cnt"}, + {"ring_full_cnt"}, + ("alarm_transceiver_temp_high"), + ("alarm_transceiver_temp_low"), + ("alarm_laser_bias_current_high"), + ("alarm_laser_bias_current_low"), + ("alarm_laser_output_power_high"), + ("alarm_laser_output_power_low"), + ("warn_transceiver_temp_high"), + ("warn_transceiver_temp_low"), + ("warn_laser_bias_current_high"), + ("warn_laser_bias_current_low"), + ("warn_laser_output_power_high"), + ("warn_laser_output_power_low"), ("lro_aggregated_pkts"), ("lro_flush_both_count"), ("lro_out_of_sequence_pkts"), @@ -220,9 +311,7 @@ static void s2io_vlan_rx_kill_vid(struct net_device *dev, unsigned long vid) * the XAUI. */ -#define SWITCH_SIGN 0xA5A5A5A5A5A5A5A5ULL #define END_SIGN 0x0 - static const u64 herc_act_dtx_cfg[] = { /* Set address */ 0x8000051536750000ULL, 0x80000515367500E0ULL, @@ -244,37 +333,19 @@ static const u64 herc_act_dtx_cfg[] = { END_SIGN }; -static const u64 xena_mdio_cfg[] = { - /* Reset PMA PLL */ - 0xC001010000000000ULL, 0xC0010100000000E0ULL, - 0xC0010100008000E4ULL, - /* Remove Reset from PMA PLL */ - 0xC001010000000000ULL, 0xC0010100000000E0ULL, - 0xC0010100000000E4ULL, - END_SIGN -}; - static const u64 xena_dtx_cfg[] = { + /* Set address */ 0x8000051500000000ULL, 0x80000515000000E0ULL, - 0x80000515D93500E4ULL, 0x8001051500000000ULL, - 0x80010515000000E0ULL, 0x80010515001E00E4ULL, - 0x8002051500000000ULL, 0x80020515000000E0ULL, - 0x80020515F21000E4ULL, - /* Set PADLOOPBACKN */ - 0x8002051500000000ULL, 0x80020515000000E0ULL, - 0x80020515B20000E4ULL, 0x8003051500000000ULL, - 0x80030515000000E0ULL, 0x80030515B20000E4ULL, - 0x8004051500000000ULL, 0x80040515000000E0ULL, - 0x80040515B20000E4ULL, 0x8005051500000000ULL, - 0x80050515000000E0ULL, 0x80050515B20000E4ULL, - SWITCH_SIGN, - /* Remove PADLOOPBACKN */ + /* Write data */ + 0x80000515D9350004ULL, 0x80000515D93500E4ULL, + /* Set address */ + 0x8001051500000000ULL, 0x80010515000000E0ULL, + /* Write data */ + 0x80010515001E0004ULL, 0x80010515001E00E4ULL, + /* Set address */ 0x8002051500000000ULL, 0x80020515000000E0ULL, - 0x80020515F20000E4ULL, 0x8003051500000000ULL, - 0x80030515000000E0ULL, 0x80030515F20000E4ULL, - 0x8004051500000000ULL, 0x80040515000000E0ULL, - 0x80040515F20000E4ULL, 0x8005051500000000ULL, - 0x80050515000000E0ULL, 0x80050515F20000E4ULL, + /* Write data */ + 0x80020515F2100004ULL, 0x80020515F21000E4ULL, END_SIGN }; @@ -303,15 +374,15 @@ static const u64 fix_mac[] = { /* Module Loadable parameters. */ static unsigned int tx_fifo_num = 1; static unsigned int tx_fifo_len[MAX_TX_FIFOS] = - {[0 ...(MAX_TX_FIFOS - 1)] = 0 }; + {DEFAULT_FIFO_0_LEN, [1 ...(MAX_TX_FIFOS - 1)] = DEFAULT_FIFO_1_7_LEN}; static unsigned int rx_ring_num = 1; static unsigned int rx_ring_sz[MAX_RX_RINGS] = - {[0 ...(MAX_RX_RINGS - 1)] = 0 }; + {[0 ...(MAX_RX_RINGS - 1)] = SMALL_BLK_CNT}; static unsigned int rts_frm_len[MAX_RX_RINGS] = {[0 ...(MAX_RX_RINGS - 1)] = 0 }; static unsigned int rx_ring_mode = 1; static unsigned int use_continuous_tx_intrs = 1; -static unsigned int rmac_pause_time = 65535; +static unsigned int rmac_pause_time = 0x100; static unsigned int mc_pause_threshold_q0q3 = 187; static unsigned int mc_pause_threshold_q4q7 = 187; static unsigned int shared_splits; @@ -549,11 +620,6 @@ static int init_shared_mem(struct s2io_nic *nic) rx_blocks->block_dma_addr + (rxd_size[nic->rxd_mode] * l); } - - mac_control->rings[i].rx_blocks[j].block_virt_addr = - tmp_v_addr; - mac_control->rings[i].rx_blocks[j].block_dma_addr = - tmp_p_addr; } /* Interlinking all Rx Blocks */ for (j = 0; j < blk_cnt; j++) { @@ -772,7 +838,21 @@ static int s2io_verify_pci_mode(nic_t *nic) return mode; } +#define NEC_VENID 0x1033 +#define NEC_DEVID 0x0125 +static int s2io_on_nec_bridge(struct pci_dev *s2io_pdev) +{ + struct pci_dev *tdev = NULL; + while ((tdev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, tdev)) != NULL) { + if ((tdev->vendor == NEC_VENID) && (tdev->device == NEC_DEVID)){ + if (tdev->bus == s2io_pdev->bus->parent) + return 1; + } + } + return 0; +} +static int bus_speed[8] = {33, 133, 133, 200, 266, 133, 200, 266}; /** * s2io_print_pci_mode - */ @@ -789,6 +869,14 @@ static int s2io_print_pci_mode(nic_t *nic) if ( val64 & PCI_MODE_UNKNOWN_MODE) return -1; /* Unknown PCI mode */ + config->bus_speed = bus_speed[mode]; + + if (s2io_on_nec_bridge(nic->pdev)) { + DBG_PRINT(ERR_DBG, "%s: Device is on PCI-E bus\n", + nic->dev->name); + return mode; + } + if (val64 & PCI_MODE_32_BITS) { DBG_PRINT(ERR_DBG, "%s: Device is on 32 bit ", nic->dev->name); } else { @@ -798,35 +886,27 @@ static int s2io_print_pci_mode(nic_t *nic) switch(mode) { case PCI_MODE_PCI_33: DBG_PRINT(ERR_DBG, "33MHz PCI bus\n"); - config->bus_speed = 33; break; case PCI_MODE_PCI_66: DBG_PRINT(ERR_DBG, "66MHz PCI bus\n"); - config->bus_speed = 133; break; case PCI_MODE_PCIX_M1_66: DBG_PRINT(ERR_DBG, "66MHz PCIX(M1) bus\n"); - config->bus_speed = 133; /* Herc doubles the clock rate */ break; case PCI_MODE_PCIX_M1_100: DBG_PRINT(ERR_DBG, "100MHz PCIX(M1) bus\n"); - config->bus_speed = 200; break; case PCI_MODE_PCIX_M1_133: DBG_PRINT(ERR_DBG, "133MHz PCIX(M1) bus\n"); - config->bus_speed = 266; break; case PCI_MODE_PCIX_M2_66: DBG_PRINT(ERR_DBG, "133MHz PCIX(M2) bus\n"); - config->bus_speed = 133; break; case PCI_MODE_PCIX_M2_100: DBG_PRINT(ERR_DBG, "200MHz PCIX(M2) bus\n"); - config->bus_speed = 200; break; case PCI_MODE_PCIX_M2_133: DBG_PRINT(ERR_DBG, "266MHz PCIX(M2) bus\n"); - config->bus_speed = 266; break; default: return -1; /* Unsupported bus speed */ @@ -854,7 +934,7 @@ static int init_nic(struct s2io_nic *nic) int i, j; mac_info_t *mac_control; struct config_param *config; - int mdio_cnt = 0, dtx_cnt = 0; + int dtx_cnt = 0; unsigned long long mem_share; int mem_size; @@ -901,20 +981,6 @@ static int init_nic(struct s2io_nic *nic) val64 = dev->mtu; writeq(vBIT(val64, 2, 14), &bar0->rmac_max_pyld_len); - /* - * Configuring the XAUI Interface of Xena. - * *************************************** - * To Configure the Xena's XAUI, one has to write a series - * of 64 bit values into two registers in a particular - * sequence. Hence a macro 'SWITCH_SIGN' has been defined - * which will be defined in the array of configuration values - * (xena_dtx_cfg & xena_mdio_cfg) at appropriate places - * to switch writing from one regsiter to another. We continue - * writing these values until we encounter the 'END_SIGN' macro. - * For example, After making a series of 21 writes into - * dtx_control register the 'SWITCH_SIGN' appears and hence we - * start writing into mdio_control until we encounter END_SIGN. - */ if (nic->device_type & XFRAME_II_DEVICE) { while (herc_act_dtx_cfg[dtx_cnt] != END_SIGN) { SPECIAL_REG_WRITE(herc_act_dtx_cfg[dtx_cnt], @@ -924,35 +990,11 @@ static int init_nic(struct s2io_nic *nic) dtx_cnt++; } } else { - while (1) { - dtx_cfg: - while (xena_dtx_cfg[dtx_cnt] != END_SIGN) { - if (xena_dtx_cfg[dtx_cnt] == SWITCH_SIGN) { - dtx_cnt++; - goto mdio_cfg; - } - SPECIAL_REG_WRITE(xena_dtx_cfg[dtx_cnt], - &bar0->dtx_control, UF); - val64 = readq(&bar0->dtx_control); - dtx_cnt++; - } - mdio_cfg: - while (xena_mdio_cfg[mdio_cnt] != END_SIGN) { - if (xena_mdio_cfg[mdio_cnt] == SWITCH_SIGN) { - mdio_cnt++; - goto dtx_cfg; - } - SPECIAL_REG_WRITE(xena_mdio_cfg[mdio_cnt], - &bar0->mdio_control, UF); - val64 = readq(&bar0->mdio_control); - mdio_cnt++; - } - if ((xena_dtx_cfg[dtx_cnt] == END_SIGN) && - (xena_mdio_cfg[mdio_cnt] == END_SIGN)) { - break; - } else { - goto dtx_cfg; - } + while (xena_dtx_cfg[dtx_cnt] != END_SIGN) { + SPECIAL_REG_WRITE(xena_dtx_cfg[dtx_cnt], + &bar0->dtx_control, UF); + val64 = readq(&bar0->dtx_control); + dtx_cnt++; } } @@ -994,11 +1036,6 @@ static int init_nic(struct s2io_nic *nic) } } - /* Enable Tx FIFO partition 0. */ - val64 = readq(&bar0->tx_fifo_partition_0); - val64 |= BIT(0); /* To enable the FIFO partition. */ - writeq(val64, &bar0->tx_fifo_partition_0); - /* * Disable 4 PCCs for Xena1, 2 and 3 as per H/W bug * SXE-008 TRANSMIT DMA ARBITRATION ISSUE. @@ -1177,6 +1214,11 @@ static int init_nic(struct s2io_nic *nic) break; } + /* Enable Tx FIFO partition 0. */ + val64 = readq(&bar0->tx_fifo_partition_0); + val64 |= (TX_FIFO_PARTITION_EN); + writeq(val64, &bar0->tx_fifo_partition_0); + /* Filling the Rx round robin registers as per the * number of Rings and steering based on QoS. */ @@ -1545,19 +1587,26 @@ static int init_nic(struct s2io_nic *nic) val64 |= PIC_CNTL_SHARED_SPLITS(shared_splits); writeq(val64, &bar0->pic_control); + if (nic->config.bus_speed == 266) { + writeq(TXREQTO_VAL(0x7f) | TXREQTO_EN, &bar0->txreqtimeout); + writeq(0x0, &bar0->read_retry_delay); + writeq(0x0, &bar0->write_retry_delay); + } + /* * Programming the Herc to split every write transaction * that does not start on an ADB to reduce disconnects. */ if (nic->device_type == XFRAME_II_DEVICE) { - val64 = WREQ_SPLIT_MASK_SET_MASK(255); - writeq(val64, &bar0->wreq_split_mask); - } - - /* Setting Link stability period to 64 ms */ - if (nic->device_type == XFRAME_II_DEVICE) { - val64 = MISC_LINK_STABILITY_PRD(3); + val64 = EXT_REQ_EN | MISC_LINK_STABILITY_PRD(3); writeq(val64, &bar0->misc_control); + val64 = readq(&bar0->pic_control2); + val64 &= ~(BIT(13)|BIT(14)|BIT(15)); + writeq(val64, &bar0->pic_control2); + } + if (strstr(nic->product_name, "CX4")) { + val64 = TMAC_AVG_IPG(0x17); + writeq(val64, &bar0->tmac_avg_ipg); } return SUCCESS; @@ -1948,6 +1997,10 @@ static int start_nic(struct s2io_nic *nic) val64 |= PRC_CTRL_RC_ENABLED; else val64 |= PRC_CTRL_RC_ENABLED | PRC_CTRL_RING_MODE_3; + if (nic->device_type == XFRAME_II_DEVICE) + val64 |= PRC_CTRL_GROUP_READS; + val64 &= ~PRC_CTRL_RXD_BACKOFF_INTERVAL(0xFFFFFF); + val64 |= PRC_CTRL_RXD_BACKOFF_INTERVAL(0x1000); writeq(val64, &bar0->prc_ctrl_n[i]); } @@ -2018,6 +2071,13 @@ static int start_nic(struct s2io_nic *nic) val64 |= ADAPTER_EOI_TX_ON; writeq(val64, &bar0->adapter_control); + if (s2io_link_fault_indication(nic) == MAC_RMAC_ERR_TIMER) { + /* + * Dont see link state interrupts initally on some switches, + * so directly scheduling the link state task here. + */ + schedule_work(&nic->set_link_task); + } /* SXE-002: Initialize link and activity LED */ subid = nic->pdev->subsystem_device; if (((subid & 0xFF) >= 0x07) && @@ -2029,12 +2089,6 @@ static int start_nic(struct s2io_nic *nic) writeq(val64, (void __iomem *)bar0 + 0x2700); } - /* - * Don't see link state interrupts on certain switches, so - * directly scheduling a link state task from here. - */ - schedule_work(&nic->set_link_task); - return SUCCESS; } /** @@ -2134,7 +2188,7 @@ static void stop_nic(struct s2io_nic *nic) { XENA_dev_config_t __iomem *bar0 = nic->bar0; register u64 val64 = 0; - u16 interruptible, i; + u16 interruptible; mac_info_t *mac_control; struct config_param *config; @@ -2147,12 +2201,10 @@ static void stop_nic(struct s2io_nic *nic) interruptible |= TX_MAC_INTR | RX_MAC_INTR; en_dis_able_nic_intrs(nic, interruptible, DISABLE_INTRS); - /* Disable PRCs */ - for (i = 0; i < config->rx_ring_num; i++) { - val64 = readq(&bar0->prc_ctrl_n[i]); - val64 &= ~((u64) PRC_CTRL_RC_ENABLED); - writeq(val64, &bar0->prc_ctrl_n[i]); - } + /* Clearing Adapter_En bit of ADAPTER_CONTROL Register */ + val64 = readq(&bar0->adapter_control); + val64 &= ~(ADAPTER_CNTL_EN); + writeq(val64, &bar0->adapter_control); } static int fill_rxd_3buf(nic_t *nic, RxD_t *rxdp, struct sk_buff *skb) @@ -2231,13 +2283,12 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) alloc_cnt = mac_control->rings[ring_no].pkt_cnt - atomic_read(&nic->rx_bufs_left[ring_no]); + block_no1 = mac_control->rings[ring_no].rx_curr_get_info.block_index; + off1 = mac_control->rings[ring_no].rx_curr_get_info.offset; while (alloc_tab < alloc_cnt) { block_no = mac_control->rings[ring_no].rx_curr_put_info. block_index; - block_no1 = mac_control->rings[ring_no].rx_curr_get_info. - block_index; off = mac_control->rings[ring_no].rx_curr_put_info.offset; - off1 = mac_control->rings[ring_no].rx_curr_get_info.offset; rxdp = mac_control->rings[ring_no]. rx_blocks[block_no].rxds[off].virt_addr; @@ -2307,9 +2358,9 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) memset(rxdp, 0, sizeof(RxD1_t)); skb_reserve(skb, NET_IP_ALIGN); ((RxD1_t*)rxdp)->Buffer0_ptr = pci_map_single - (nic->pdev, skb->data, size, PCI_DMA_FROMDEVICE); - rxdp->Control_2 &= (~MASK_BUFFER0_SIZE_1); - rxdp->Control_2 |= SET_BUFFER0_SIZE_1(size); + (nic->pdev, skb->data, size - NET_IP_ALIGN, + PCI_DMA_FROMDEVICE); + rxdp->Control_2 = SET_BUFFER0_SIZE_1(size - NET_IP_ALIGN); } else if (nic->rxd_mode >= RXD_MODE_3A) { /* @@ -2516,7 +2567,7 @@ static int s2io_poll(struct net_device *dev, int *budget) mac_info_t *mac_control; struct config_param *config; XENA_dev_config_t __iomem *bar0 = nic->bar0; - u64 val64; + u64 val64 = 0xFFFFFFFFFFFFFFFFULL; int i; atomic_inc(&nic->isr_cnt); @@ -2528,8 +2579,8 @@ static int s2io_poll(struct net_device *dev, int *budget) nic->pkts_to_process = dev->quota; org_pkts_to_process = nic->pkts_to_process; - val64 = readq(&bar0->rx_traffic_int); writeq(val64, &bar0->rx_traffic_int); + val64 = readl(&bar0->rx_traffic_int); for (i = 0; i < config->rx_ring_num; i++) { rx_intr_handler(&mac_control->rings[i]); @@ -2554,7 +2605,8 @@ static int s2io_poll(struct net_device *dev, int *budget) } } /* Re enable the Rx interrupts. */ - en_dis_able_nic_intrs(nic, RX_TRAFFIC_INTR, ENABLE_INTRS); + writeq(0x0, &bar0->rx_traffic_mask); + val64 = readl(&bar0->rx_traffic_mask); atomic_dec(&nic->isr_cnt); return 0; @@ -2666,6 +2718,7 @@ static void rx_intr_handler(ring_info_t *ring_data) ((RxD3_t*)rxdp)->Buffer2_ptr, dev->mtu, PCI_DMA_FROMDEVICE); } + prefetch(skb->data); rx_osm_handler(ring_data, rxdp); get_info.offset++; ring_data->rx_curr_get_info.offset = get_info.offset; @@ -2737,6 +2790,10 @@ static void tx_intr_handler(fifo_info_t *fifo_data) if (txdlp->Control_1 & TXD_T_CODE) { unsigned long long err; err = txdlp->Control_1 & TXD_T_CODE; + if (err & 0x1) { + nic->mac_control.stats_info->sw_stat. + parity_err_cnt++; + } if ((err >> 48) == 0xA) { DBG_PRINT(TX_DBG, "TxD returned due \ to loss of link\n"); @@ -2760,7 +2817,8 @@ to loss of link\n"); dev_kfree_skb_irq(skb); get_info.offset++; - get_info.offset %= get_info.fifo_len + 1; + if (get_info.offset == get_info.fifo_len + 1) + get_info.offset = 0; txdlp = (TxD_t *) fifo_data->list_info [get_info.offset].list_virt_addr; fifo_data->tx_curr_get_info.offset = @@ -2774,6 +2832,256 @@ to loss of link\n"); } /** + * s2io_mdio_write - Function to write in to MDIO registers + * @mmd_type : MMD type value (PMA/PMD/WIS/PCS/PHYXS) + * @addr : address value + * @value : data value + * @dev : pointer to net_device structure + * Description: + * This function is used to write values to the MDIO registers + * NONE + */ +static void s2io_mdio_write(u32 mmd_type, u64 addr, u16 value, struct net_device *dev) +{ + u64 val64 = 0x0; + nic_t *sp = dev->priv; + XENA_dev_config_t *bar0 = (XENA_dev_config_t *)sp->bar0; + + //address transaction + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + + //Data transaction + val64 = 0x0; + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0) + | MDIO_MDIO_DATA(value) + | MDIO_OP(MDIO_OP_WRITE_TRANS); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + + val64 = 0x0; + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0) + | MDIO_OP(MDIO_OP_READ_TRANS); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + +} + +/** + * s2io_mdio_read - Function to write in to MDIO registers + * @mmd_type : MMD type value (PMA/PMD/WIS/PCS/PHYXS) + * @addr : address value + * @dev : pointer to net_device structure + * Description: + * This function is used to read values to the MDIO registers + * NONE + */ +static u64 s2io_mdio_read(u32 mmd_type, u64 addr, struct net_device *dev) +{ + u64 val64 = 0x0; + u64 rval64 = 0x0; + nic_t *sp = dev->priv; + XENA_dev_config_t *bar0 = (XENA_dev_config_t *)sp->bar0; + + /* address transaction */ + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + + /* Data transaction */ + val64 = 0x0; + val64 = val64 | MDIO_MMD_INDX_ADDR(addr) + | MDIO_MMD_DEV_ADDR(mmd_type) + | MDIO_MMS_PRT_ADDR(0x0) + | MDIO_OP(MDIO_OP_READ_TRANS); + writeq(val64, &bar0->mdio_control); + val64 = val64 | MDIO_CTRL_START_TRANS(0xE); + writeq(val64, &bar0->mdio_control); + udelay(100); + + /* Read the value from regs */ + rval64 = readq(&bar0->mdio_control); + rval64 = rval64 & 0xFFFF0000; + rval64 = rval64 >> 16; + return rval64; +} +/** + * s2io_chk_xpak_counter - Function to check the status of the xpak counters + * @counter : couter value to be updated + * @flag : flag to indicate the status + * @type : counter type + * Description: + * This function is to check the status of the xpak counters value + * NONE + */ + +static void s2io_chk_xpak_counter(u64 *counter, u64 * regs_stat, u32 index, u16 flag, u16 type) +{ + u64 mask = 0x3; + u64 val64; + int i; + for(i = 0; i <index; i++) + mask = mask << 0x2; + + if(flag > 0) + { + *counter = *counter + 1; + val64 = *regs_stat & mask; + val64 = val64 >> (index * 0x2); + val64 = val64 + 1; + if(val64 == 3) + { + switch(type) + { + case 1: + DBG_PRINT(ERR_DBG, "Take Xframe NIC out of " + "service. Excessive temperatures may " + "result in premature transceiver " + "failure \n"); + break; + case 2: + DBG_PRINT(ERR_DBG, "Take Xframe NIC out of " + "service Excessive bias currents may " + "indicate imminent laser diode " + "failure \n"); + break; + case 3: + DBG_PRINT(ERR_DBG, "Take Xframe NIC out of " + "service Excessive laser output " + "power may saturate far-end " + "receiver\n"); + break; + default: + DBG_PRINT(ERR_DBG, "Incorrect XPAK Alarm " + "type \n"); + } + val64 = 0x0; + } + val64 = val64 << (index * 0x2); + *regs_stat = (*regs_stat & (~mask)) | (val64); + + } else { + *regs_stat = *regs_stat & (~mask); + } +} + +/** + * s2io_updt_xpak_counter - Function to update the xpak counters + * @dev : pointer to net_device struct + * Description: + * This function is to upate the status of the xpak counters value + * NONE + */ +static void s2io_updt_xpak_counter(struct net_device *dev) +{ + u16 flag = 0x0; + u16 type = 0x0; + u16 val16 = 0x0; + u64 val64 = 0x0; + u64 addr = 0x0; + + nic_t *sp = dev->priv; + StatInfo_t *stat_info = sp->mac_control.stats_info; + + /* Check the communication with the MDIO slave */ + addr = 0x0000; + val64 = 0x0; + val64 = s2io_mdio_read(MDIO_MMD_PMA_DEV_ADDR, addr, dev); + if((val64 == 0xFFFF) || (val64 == 0x0000)) + { + DBG_PRINT(ERR_DBG, "ERR: MDIO slave access failed - " + "Returned %llx\n", (unsigned long long)val64); + return; + } + + /* Check for the expecte value of 2040 at PMA address 0x0000 */ + if(val64 != 0x2040) + { + DBG_PRINT(ERR_DBG, "Incorrect value at PMA address 0x0000 - "); + DBG_PRINT(ERR_DBG, "Returned: %llx- Expected: 0x2040\n", + (unsigned long long)val64); + return; + } + + /* Loading the DOM register to MDIO register */ + addr = 0xA100; + s2io_mdio_write(MDIO_MMD_PMA_DEV_ADDR, addr, val16, dev); + val64 = s2io_mdio_read(MDIO_MMD_PMA_DEV_ADDR, addr, dev); + + /* Reading the Alarm flags */ + addr = 0xA070; + val64 = 0x0; + val64 = s2io_mdio_read(MDIO_MMD_PMA_DEV_ADDR, addr, dev); + + flag = CHECKBIT(val64, 0x7); + type = 1; + s2io_chk_xpak_counter(&stat_info->xpak_stat.alarm_transceiver_temp_high, + &stat_info->xpak_stat.xpak_regs_stat, + 0x0, flag, type); + + if(CHECKBIT(val64, 0x6)) + stat_info->xpak_stat.alarm_transceiver_temp_low++; + + flag = CHECKBIT(val64, 0x3); + type = 2; + s2io_chk_xpak_counter(&stat_info->xpak_stat.alarm_laser_bias_current_high, + &stat_info->xpak_stat.xpak_regs_stat, + 0x2, flag, type); + + if(CHECKBIT(val64, 0x2)) + stat_info->xpak_stat.alarm_laser_bias_current_low++; + + flag = CHECKBIT(val64, 0x1); + type = 3; + s2io_chk_xpak_counter(&stat_info->xpak_stat.alarm_laser_output_power_high, + &stat_info->xpak_stat.xpak_regs_stat, + 0x4, flag, type); + + if(CHECKBIT(val64, 0x0)) + stat_info->xpak_stat.alarm_laser_output_power_low++; + + /* Reading the Warning flags */ + addr = 0xA074; + val64 = 0x0; + val64 = s2io_mdio_read(MDIO_MMD_PMA_DEV_ADDR, addr, dev); + + if(CHECKBIT(val64, 0x7)) + stat_info->xpak_stat.warn_transceiver_temp_high++; + + if(CHECKBIT(val64, 0x6)) + stat_info->xpak_stat.warn_transceiver_temp_low++; + + if(CHECKBIT(val64, 0x3)) + stat_info->xpak_stat.warn_laser_bias_current_high++; + + if(CHECKBIT(val64, 0x2)) + stat_info->xpak_stat.warn_laser_bias_current_low++; + + if(CHECKBIT(val64, 0x1)) + stat_info->xpak_stat.warn_laser_output_power_high++; + + if(CHECKBIT(val64, 0x0)) + stat_info->xpak_stat.warn_laser_output_power_low++; +} + +/** * alarm_intr_handler - Alarm Interrrupt handler * @nic: device private variable * Description: If the interrupt was neither because of Rx packet or Tx @@ -2790,6 +3098,18 @@ static void alarm_intr_handler(struct s2io_nic *nic) struct net_device *dev = (struct net_device *) nic->dev; XENA_dev_config_t __iomem *bar0 = nic->bar0; register u64 val64 = 0, err_reg = 0; + u64 cnt; + int i; + nic->mac_control.stats_info->sw_stat.ring_full_cnt = 0; + /* Handling the XPAK counters update */ + if(nic->mac_control.stats_info->xpak_stat.xpak_timer_count < 72000) { + /* waiting for an hour */ + nic->mac_control.stats_info->xpak_stat.xpak_timer_count++; + } else { + s2io_updt_xpak_counter(dev); + /* reset the count to zero */ + nic->mac_control.stats_info->xpak_stat.xpak_timer_count = 0; + } /* Handling link status change error Intr */ if (s2io_link_fault_indication(nic) == MAC_RMAC_ERR_TIMER) { @@ -2816,6 +3136,8 @@ static void alarm_intr_handler(struct s2io_nic *nic) MC_ERR_REG_MIRI_ECC_DB_ERR_1)) { netif_stop_queue(dev); schedule_work(&nic->rst_timer_task); + nic->mac_control.stats_info->sw_stat. + soft_reset_cnt++; } } } else { @@ -2827,11 +3149,13 @@ static void alarm_intr_handler(struct s2io_nic *nic) /* In case of a serious error, the device will be Reset. */ val64 = readq(&bar0->serr_source); if (val64 & SERR_SOURCE_ANY) { + nic->mac_control.stats_info->sw_stat.serious_err_cnt++; DBG_PRINT(ERR_DBG, "%s: Device indicates ", dev->name); DBG_PRINT(ERR_DBG, "serious error %llx!!\n", (unsigned long long)val64); netif_stop_queue(dev); schedule_work(&nic->rst_timer_task); + nic->mac_control.stats_info->sw_stat.soft_reset_cnt++; } /* @@ -2849,6 +3173,35 @@ static void alarm_intr_handler(struct s2io_nic *nic) ac = readq(&bar0->adapter_control); schedule_work(&nic->set_link_task); } + /* Check for data parity error */ + val64 = readq(&bar0->pic_int_status); + if (val64 & PIC_INT_GPIO) { + val64 = readq(&bar0->gpio_int_reg); + if (val64 & GPIO_INT_REG_DP_ERR_INT) { + nic->mac_control.stats_info->sw_stat.parity_err_cnt++; + schedule_work(&nic->rst_timer_task); + nic->mac_control.stats_info->sw_stat.soft_reset_cnt++; + } + } + + /* Check for ring full counter */ + if (nic->device_type & XFRAME_II_DEVICE) { + val64 = readq(&bar0->ring_bump_counter1); + for (i=0; i<4; i++) { + cnt = ( val64 & vBIT(0xFFFF,(i*16),16)); + cnt >>= 64 - ((i+1)*16); + nic->mac_control.stats_info->sw_stat.ring_full_cnt + += cnt; + } + + val64 = readq(&bar0->ring_bump_counter2); + for (i=0; i<4; i++) { + cnt = ( val64 & vBIT(0xFFFF,(i*16),16)); + cnt >>= 64 - ((i+1)*16); + nic->mac_control.stats_info->sw_stat.ring_full_cnt + += cnt; + } + } /* Other type of interrupts are not being handled now, TODO */ } @@ -2864,23 +3217,26 @@ static void alarm_intr_handler(struct s2io_nic *nic) * SUCCESS on success and FAILURE on failure. */ -static int wait_for_cmd_complete(nic_t * sp) +static int wait_for_cmd_complete(void *addr, u64 busy_bit) { - XENA_dev_config_t __iomem *bar0 = sp->bar0; int ret = FAILURE, cnt = 0; u64 val64; while (TRUE) { - val64 = readq(&bar0->rmac_addr_cmd_mem); - if (!(val64 & RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING)) { + val64 = readq(addr); + if (!(val64 & busy_bit)) { ret = SUCCESS; break; } - msleep(50); + + if(in_interrupt()) + mdelay(50); + else + msleep(50); + if (cnt++ > 10) break; } - return ret; } @@ -2919,6 +3275,9 @@ static void s2io_reset(nic_t * sp) * PCI write to sw_reset register is done by this time. */ msleep(250); + if (strstr(sp->product_name, "CX4")) { + msleep(750); + } /* Restore the PCI state saved during initialization. */ pci_restore_state(sp->pdev); @@ -3137,7 +3496,7 @@ static void restore_xmsi_data(nic_t *nic) u64 val64; int i; - for (i=0; i< MAX_REQUESTED_MSI_X; i++) { + for (i=0; i< nic->avail_msix_vectors; i++) { writeq(nic->msix_info[i].addr, &bar0->xmsi_address); writeq(nic->msix_info[i].data, &bar0->xmsi_data); val64 = (BIT(7) | BIT(15) | vBIT(i, 26, 6)); @@ -3156,7 +3515,7 @@ static void store_xmsi_data(nic_t *nic) int i; /* Store and display */ - for (i=0; i< MAX_REQUESTED_MSI_X; i++) { + for (i=0; i< nic->avail_msix_vectors; i++) { val64 = (BIT(15) | vBIT(i, 26, 6)); writeq(val64, &bar0->xmsi_access); if (wait_for_msix_trans(nic, i)) { @@ -3284,15 +3643,24 @@ static int s2io_enable_msi_x(nic_t *nic) writeq(tx_mat, &bar0->tx_mat0_n[7]); } + nic->avail_msix_vectors = 0; ret = pci_enable_msix(nic->pdev, nic->entries, MAX_REQUESTED_MSI_X); + /* We fail init if error or we get less vectors than min required */ + if (ret >= (nic->config.tx_fifo_num + nic->config.rx_ring_num + 1)) { + nic->avail_msix_vectors = ret; + ret = pci_enable_msix(nic->pdev, nic->entries, ret); + } if (ret) { DBG_PRINT(ERR_DBG, "%s: Enabling MSIX failed\n", nic->dev->name); kfree(nic->entries); kfree(nic->s2io_entries); nic->entries = NULL; nic->s2io_entries = NULL; + nic->avail_msix_vectors = 0; return -ENOMEM; } + if (!nic->avail_msix_vectors) + nic->avail_msix_vectors = MAX_REQUESTED_MSI_X; /* * To enable MSI-X, MSI also needs to be enabled, due to a bug @@ -3325,8 +3693,6 @@ static int s2io_open(struct net_device *dev) { nic_t *sp = dev->priv; int err = 0; - int i; - u16 msi_control; /* Temp variable */ /* * Make sure you have link off by default every time @@ -3336,11 +3702,14 @@ static int s2io_open(struct net_device *dev) sp->last_link_state = 0; /* Initialize H/W and enable interrupts */ - if (s2io_card_up(sp)) { + err = s2io_card_up(sp); + if (err) { DBG_PRINT(ERR_DBG, "%s: H/W initialization failed\n", dev->name); - err = -ENODEV; - goto hw_init_failed; + if (err == -ENODEV) + goto hw_init_failed; + else + goto hw_enable_failed; } /* Store the values of the MSIX table in the nic_t structure */ @@ -3357,6 +3726,8 @@ failed\n", dev->name); } } if (sp->intr_type == MSI_X) { + int i; + for (i=1; (sp->s2io_entries[i].in_use == MSIX_FLG); i++) { if (sp->s2io_entries[i].type == MSIX_FIFO_TYPE) { sprintf(sp->desc1, "%s:MSI-X-%d-TX", @@ -3409,24 +3780,26 @@ setting_mac_address_failed: isr_registration_failed: del_timer_sync(&sp->alarm_timer); if (sp->intr_type == MSI_X) { - if (sp->device_type == XFRAME_II_DEVICE) { - for (i=1; (sp->s2io_entries[i].in_use == - MSIX_REGISTERED_SUCCESS); i++) { - int vector = sp->entries[i].vector; - void *arg = sp->s2io_entries[i].arg; + int i; + u16 msi_control; /* Temp variable */ - free_irq(vector, arg); - } - pci_disable_msix(sp->pdev); + for (i=1; (sp->s2io_entries[i].in_use == + MSIX_REGISTERED_SUCCESS); i++) { + int vector = sp->entries[i].vector; + void *arg = sp->s2io_entries[i].arg; - /* Temp */ - pci_read_config_word(sp->pdev, 0x42, &msi_control); - msi_control &= 0xFFFE; /* Disable MSI */ - pci_write_config_word(sp->pdev, 0x42, msi_control); + free_irq(vector, arg); } + pci_disable_msix(sp->pdev); + + /* Temp */ + pci_read_config_word(sp->pdev, 0x42, &msi_control); + msi_control &= 0xFFFE; /* Disable MSI */ + pci_write_config_word(sp->pdev, 0x42, msi_control); } else if (sp->intr_type == MSI) pci_disable_msi(sp->pdev); +hw_enable_failed: s2io_reset(sp); hw_init_failed: if (sp->intr_type == MSI_X) { @@ -3454,35 +3827,12 @@ hw_init_failed: static int s2io_close(struct net_device *dev) { nic_t *sp = dev->priv; - int i; - u16 msi_control; flush_scheduled_work(); netif_stop_queue(dev); /* Reset card, kill tasklet and free Tx and Rx buffers. */ - s2io_card_down(sp); - - if (sp->intr_type == MSI_X) { - if (sp->device_type == XFRAME_II_DEVICE) { - for (i=1; (sp->s2io_entries[i].in_use == - MSIX_REGISTERED_SUCCESS); i++) { - int vector = sp->entries[i].vector; - void *arg = sp->s2io_entries[i].arg; + s2io_card_down(sp, 1); - free_irq(vector, arg); - } - pci_read_config_word(sp->pdev, 0x42, &msi_control); - msi_control &= 0xFFFE; /* Disable MSI */ - pci_write_config_word(sp->pdev, 0x42, msi_control); - - pci_disable_msix(sp->pdev); - } - } - else { - free_irq(sp->pdev->irq, dev); - if (sp->intr_type == MSI) - pci_disable_msi(sp->pdev); - } sp->device_close_flag = TRUE; /* Device is shut down. */ return 0; } @@ -3545,7 +3895,8 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) queue_len = mac_control->fifos[queue].tx_curr_put_info.fifo_len + 1; /* Avoid "put" pointer going beyond "get" pointer */ - if (txdp->Host_Control || (((put_off + 1) % queue_len) == get_off)) { + if (txdp->Host_Control || + ((put_off+1) == queue_len ? 0 : (put_off+1)) == get_off) { DBG_PRINT(TX_DBG, "Error in xmit, No free TXDs.\n"); netif_stop_queue(dev); dev_kfree_skb(skb); @@ -3655,11 +4006,13 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) mmiowb(); put_off++; - put_off %= mac_control->fifos[queue].tx_curr_put_info.fifo_len + 1; + if (put_off == mac_control->fifos[queue].tx_curr_put_info.fifo_len + 1) + put_off = 0; mac_control->fifos[queue].tx_curr_put_info.offset = put_off; /* Avoid "put" pointer going beyond "get" pointer */ - if (((put_off + 1) % queue_len) == get_off) { + if (((put_off+1) == queue_len ? 0 : (put_off+1)) == get_off) { + sp->mac_control.stats_info->sw_stat.fifo_full_cnt++; DBG_PRINT(TX_DBG, "No free TxDs for xmit, Put: 0x%x Get:0x%x\n", put_off, get_off); @@ -3795,7 +4148,6 @@ s2io_msix_fifo_handle(int irq, void *dev_id, struct pt_regs *regs) atomic_dec(&sp->isr_cnt); return IRQ_HANDLED; } - static void s2io_txpic_intr_handle(nic_t *sp) { XENA_dev_config_t __iomem *bar0 = sp->bar0; @@ -3806,41 +4158,56 @@ static void s2io_txpic_intr_handle(nic_t *sp) val64 = readq(&bar0->gpio_int_reg); if ((val64 & GPIO_INT_REG_LINK_DOWN) && (val64 & GPIO_INT_REG_LINK_UP)) { + /* + * This is unstable state so clear both up/down + * interrupt and adapter to re-evaluate the link state. + */ val64 |= GPIO_INT_REG_LINK_DOWN; val64 |= GPIO_INT_REG_LINK_UP; writeq(val64, &bar0->gpio_int_reg); - goto masking; - } - - if (((sp->last_link_state == LINK_UP) && - (val64 & GPIO_INT_REG_LINK_DOWN)) || - ((sp->last_link_state == LINK_DOWN) && - (val64 & GPIO_INT_REG_LINK_UP))) { val64 = readq(&bar0->gpio_int_mask); - val64 |= GPIO_INT_MASK_LINK_DOWN; - val64 |= GPIO_INT_MASK_LINK_UP; + val64 &= ~(GPIO_INT_MASK_LINK_UP | + GPIO_INT_MASK_LINK_DOWN); writeq(val64, &bar0->gpio_int_mask); - s2io_set_link((unsigned long)sp); } -masking: - if (sp->last_link_state == LINK_UP) { - /*enable down interrupt */ - val64 = readq(&bar0->gpio_int_mask); - /* unmasks link down intr */ - val64 &= ~GPIO_INT_MASK_LINK_DOWN; - /* masks link up intr */ - val64 |= GPIO_INT_MASK_LINK_UP; - writeq(val64, &bar0->gpio_int_mask); - } else { - /*enable UP Interrupt */ - val64 = readq(&bar0->gpio_int_mask); - /* unmasks link up interrupt */ - val64 &= ~GPIO_INT_MASK_LINK_UP; - /* masks link down interrupt */ - val64 |= GPIO_INT_MASK_LINK_DOWN; - writeq(val64, &bar0->gpio_int_mask); + else if (val64 & GPIO_INT_REG_LINK_UP) { + val64 = readq(&bar0->adapter_status); + if (verify_xena_quiescence(sp, val64, + sp->device_enabled_once)) { + /* Enable Adapter */ + val64 = readq(&bar0->adapter_control); + val64 |= ADAPTER_CNTL_EN; + writeq(val64, &bar0->adapter_control); + val64 |= ADAPTER_LED_ON; + writeq(val64, &bar0->adapter_control); + if (!sp->device_enabled_once) + sp->device_enabled_once = 1; + + s2io_link(sp, LINK_UP); + /* + * unmask link down interrupt and mask link-up + * intr + */ + val64 = readq(&bar0->gpio_int_mask); + val64 &= ~GPIO_INT_MASK_LINK_DOWN; + val64 |= GPIO_INT_MASK_LINK_UP; + writeq(val64, &bar0->gpio_int_mask); + + } + }else if (val64 & GPIO_INT_REG_LINK_DOWN) { + val64 = readq(&bar0->adapter_status); + if (verify_xena_quiescence(sp, val64, + sp->device_enabled_once)) { + s2io_link(sp, LINK_DOWN); + /* Link is down so unmaks link up interrupt */ + val64 = readq(&bar0->gpio_int_mask); + val64 &= ~GPIO_INT_MASK_LINK_UP; + val64 |= GPIO_INT_MASK_LINK_DOWN; + writeq(val64, &bar0->gpio_int_mask); + } } } + val64 = readq(&bar0->gpio_int_mask); } /** @@ -3863,7 +4230,7 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) nic_t *sp = dev->priv; XENA_dev_config_t __iomem *bar0 = sp->bar0; int i; - u64 reason = 0, val64; + u64 reason = 0, val64, org_mask; mac_info_t *mac_control; struct config_param *config; @@ -3887,43 +4254,41 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) return IRQ_NONE; } + val64 = 0xFFFFFFFFFFFFFFFFULL; + /* Store current mask before masking all interrupts */ + org_mask = readq(&bar0->general_int_mask); + writeq(val64, &bar0->general_int_mask); + #ifdef CONFIG_S2IO_NAPI if (reason & GEN_INTR_RXTRAFFIC) { if (netif_rx_schedule_prep(dev)) { - en_dis_able_nic_intrs(sp, RX_TRAFFIC_INTR, - DISABLE_INTRS); + writeq(val64, &bar0->rx_traffic_mask); __netif_rx_schedule(dev); } } #else - /* If Intr is because of Rx Traffic */ - if (reason & GEN_INTR_RXTRAFFIC) { - /* - * rx_traffic_int reg is an R1 register, writing all 1's - * will ensure that the actual interrupt causing bit get's - * cleared and hence a read can be avoided. - */ - val64 = 0xFFFFFFFFFFFFFFFFULL; - writeq(val64, &bar0->rx_traffic_int); - for (i = 0; i < config->rx_ring_num; i++) { - rx_intr_handler(&mac_control->rings[i]); - } + /* + * Rx handler is called by default, without checking for the + * cause of interrupt. + * rx_traffic_int reg is an R1 register, writing all 1's + * will ensure that the actual interrupt causing bit get's + * cleared and hence a read can be avoided. + */ + writeq(val64, &bar0->rx_traffic_int); + for (i = 0; i < config->rx_ring_num; i++) { + rx_intr_handler(&mac_control->rings[i]); } #endif - /* If Intr is because of Tx Traffic */ - if (reason & GEN_INTR_TXTRAFFIC) { - /* - * tx_traffic_int reg is an R1 register, writing all 1's - * will ensure that the actual interrupt causing bit get's - * cleared and hence a read can be avoided. - */ - val64 = 0xFFFFFFFFFFFFFFFFULL; - writeq(val64, &bar0->tx_traffic_int); + /* + * tx_traffic_int reg is an R1 register, writing all 1's + * will ensure that the actual interrupt causing bit get's + * cleared and hence a read can be avoided. + */ + writeq(val64, &bar0->tx_traffic_int); - for (i = 0; i < config->tx_fifo_num; i++) - tx_intr_handler(&mac_control->fifos[i]); - } + for (i = 0; i < config->tx_fifo_num; i++) + tx_intr_handler(&mac_control->fifos[i]); if (reason & GEN_INTR_TXPIC) s2io_txpic_intr_handle(sp); @@ -3949,6 +4314,7 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) DBG_PRINT(ERR_DBG, " in ISR!!\n"); clear_bit(0, (&sp->tasklet_status)); atomic_dec(&sp->isr_cnt); + writeq(org_mask, &bar0->general_int_mask); return IRQ_HANDLED; } clear_bit(0, (&sp->tasklet_status)); @@ -3964,7 +4330,7 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) } } #endif - + writeq(org_mask, &bar0->general_int_mask); atomic_dec(&sp->isr_cnt); return IRQ_HANDLED; } @@ -4067,7 +4433,8 @@ static void s2io_set_multicast(struct net_device *dev) RMAC_ADDR_CMD_MEM_OFFSET(MAC_MC_ALL_MC_ADDR_OFFSET); writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait till command completes */ - wait_for_cmd_complete(sp); + wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING); sp->m_cast_flg = 1; sp->all_multi_pos = MAC_MC_ALL_MC_ADDR_OFFSET; @@ -4082,7 +4449,8 @@ static void s2io_set_multicast(struct net_device *dev) RMAC_ADDR_CMD_MEM_OFFSET(sp->all_multi_pos); writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait till command completes */ - wait_for_cmd_complete(sp); + wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING); sp->m_cast_flg = 0; sp->all_multi_pos = 0; @@ -4147,7 +4515,8 @@ static void s2io_set_multicast(struct net_device *dev) writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait for command completes */ - if (wait_for_cmd_complete(sp)) { + if (wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING)) { DBG_PRINT(ERR_DBG, "%s: Adding ", dev->name); DBG_PRINT(ERR_DBG, "Multicasts failed\n"); @@ -4177,7 +4546,8 @@ static void s2io_set_multicast(struct net_device *dev) writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait for command completes */ - if (wait_for_cmd_complete(sp)) { + if (wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING)) { DBG_PRINT(ERR_DBG, "%s: Adding ", dev->name); DBG_PRINT(ERR_DBG, "Multicasts failed\n"); @@ -4222,7 +4592,8 @@ static int s2io_set_mac_addr(struct net_device *dev, u8 * addr) RMAC_ADDR_CMD_MEM_OFFSET(0); writeq(val64, &bar0->rmac_addr_cmd_mem); /* Wait till command completes */ - if (wait_for_cmd_complete(sp)) { + if (wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING)) { DBG_PRINT(ERR_DBG, "%s: set_mac_addr failed\n", dev->name); return FAILURE; } @@ -4619,6 +4990,44 @@ static int write_eeprom(nic_t * sp, int off, u64 data, int cnt) } return ret; } +static void s2io_vpd_read(nic_t *nic) +{ + u8 vpd_data[256],data; + int i=0, cnt, fail = 0; + int vpd_addr = 0x80; + + if (nic->device_type == XFRAME_II_DEVICE) { + strcpy(nic->product_name, "Xframe II 10GbE network adapter"); + vpd_addr = 0x80; + } + else { + strcpy(nic->product_name, "Xframe I 10GbE network adapter"); + vpd_addr = 0x50; + } + + for (i = 0; i < 256; i +=4 ) { + pci_write_config_byte(nic->pdev, (vpd_addr + 2), i); + pci_read_config_byte(nic->pdev, (vpd_addr + 2), &data); + pci_write_config_byte(nic->pdev, (vpd_addr + 3), 0); + for (cnt = 0; cnt <5; cnt++) { + msleep(2); + pci_read_config_byte(nic->pdev, (vpd_addr + 3), &data); + if (data == 0x80) + break; + } + if (cnt >= 5) { + DBG_PRINT(ERR_DBG, "Read of VPD data failed\n"); + fail = 1; + break; + } + pci_read_config_dword(nic->pdev, (vpd_addr + 4), + (u32 *)&vpd_data[i]); + } + if ((!fail) && (vpd_data[1] < VPD_PRODUCT_NAME_LEN)) { + memset(nic->product_name, 0, vpd_data[1]); + memcpy(nic->product_name, &vpd_data[3], vpd_data[1]); + } +} /** * s2io_ethtool_geeprom - reads the value stored in the Eeprom. @@ -4931,8 +5340,10 @@ static int s2io_link_test(nic_t * sp, uint64_t * data) u64 val64; val64 = readq(&bar0->adapter_status); - if (val64 & ADAPTER_STATUS_RMAC_LOCAL_FAULT) + if(!(LINK_IS_UP(val64))) *data = 1; + else + *data = 0; return 0; } @@ -5112,7 +5523,6 @@ static void s2io_get_ethtool_stats(struct net_device *dev, int i = 0; nic_t *sp = dev->priv; StatInfo_t *stat_info = sp->mac_control.stats_info; - u64 tmp; s2io_updt_stats(sp); tmp_stats[i++] = @@ -5129,9 +5539,19 @@ static void s2io_get_ethtool_stats(struct net_device *dev, (u64)le32_to_cpu(stat_info->tmac_bcst_frms_oflow) << 32 | le32_to_cpu(stat_info->tmac_bcst_frms); tmp_stats[i++] = le64_to_cpu(stat_info->tmac_pause_ctrl_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_ttl_octets_oflow) << 32 | + le32_to_cpu(stat_info->tmac_ttl_octets); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_ucst_frms_oflow) << 32 | + le32_to_cpu(stat_info->tmac_ucst_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_nucst_frms_oflow) << 32 | + le32_to_cpu(stat_info->tmac_nucst_frms); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->tmac_any_err_frms_oflow) << 32 | le32_to_cpu(stat_info->tmac_any_err_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->tmac_ttl_less_fb_octets); tmp_stats[i++] = le64_to_cpu(stat_info->tmac_vld_ip_octets); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->tmac_vld_ip_oflow) << 32 | @@ -5163,11 +5583,27 @@ static void s2io_get_ethtool_stats(struct net_device *dev, (u64)le32_to_cpu(stat_info->rmac_vld_bcst_frms_oflow) << 32 | le32_to_cpu(stat_info->rmac_vld_bcst_frms); tmp_stats[i++] = le32_to_cpu(stat_info->rmac_in_rng_len_err_frms); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_out_rng_len_err_frms); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_long_frms); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_pause_ctrl_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_unsup_ctrl_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_ttl_octets_oflow) << 32 | + le32_to_cpu(stat_info->rmac_ttl_octets); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_accepted_ucst_frms_oflow) + << 32 | le32_to_cpu(stat_info->rmac_accepted_ucst_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_accepted_nucst_frms_oflow) + << 32 | le32_to_cpu(stat_info->rmac_accepted_nucst_frms); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_discarded_frms_oflow) << 32 | le32_to_cpu(stat_info->rmac_discarded_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_drop_events_oflow) + << 32 | le32_to_cpu(stat_info->rmac_drop_events); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_less_fb_octets); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_frms); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_usized_frms_oflow) << 32 | le32_to_cpu(stat_info->rmac_usized_frms); @@ -5180,40 +5616,129 @@ static void s2io_get_ethtool_stats(struct net_device *dev, tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_jabber_frms_oflow) << 32 | le32_to_cpu(stat_info->rmac_jabber_frms); - tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_ip_oflow) << 32 | + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_64_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_65_127_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_128_255_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_256_511_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_512_1023_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_1024_1518_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_ip_oflow) << 32 | le32_to_cpu(stat_info->rmac_ip); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ip_octets); tmp_stats[i++] = le32_to_cpu(stat_info->rmac_hdr_err_ip); - tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_drop_ip_oflow) << 32 | + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_drop_ip_oflow) << 32 | le32_to_cpu(stat_info->rmac_drop_ip); - tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_icmp_oflow) << 32 | + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_icmp_oflow) << 32 | le32_to_cpu(stat_info->rmac_icmp); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_tcp); - tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_udp_oflow) << 32 | + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_udp_oflow) << 32 | le32_to_cpu(stat_info->rmac_udp); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_err_drp_udp_oflow) << 32 | le32_to_cpu(stat_info->rmac_err_drp_udp); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_xgmii_err_sym); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q0); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q1); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q2); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q3); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q4); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q5); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q6); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_frms_q7); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q0); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q1); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q2); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q3); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q4); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q5); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q6); + tmp_stats[i++] = le16_to_cpu(stat_info->rmac_full_q7); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_pause_cnt_oflow) << 32 | le32_to_cpu(stat_info->rmac_pause_cnt); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_xgmii_data_err_cnt); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_xgmii_ctrl_err_cnt); tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_accepted_ip_oflow) << 32 | le32_to_cpu(stat_info->rmac_accepted_ip); tmp_stats[i++] = le32_to_cpu(stat_info->rmac_err_tcp); + tmp_stats[i++] = le32_to_cpu(stat_info->rd_req_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->new_rd_req_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->new_rd_req_rtry_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rd_rtry_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->wr_rtry_rd_ack_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->wr_req_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->new_wr_req_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->new_wr_req_rtry_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->wr_rtry_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->wr_disc_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rd_rtry_wr_ack_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->txp_wr_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->txd_rd_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->txd_wr_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rxd_rd_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rxd_wr_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->txf_rd_cnt); + tmp_stats[i++] = le32_to_cpu(stat_info->rxf_wr_cnt); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_1519_4095_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_4096_8191_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_8192_max_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ttl_gt_max_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_osized_alt_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_jabber_alt_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_gt_max_alt_frms); + tmp_stats[i++] = le64_to_cpu(stat_info->rmac_vlan_frms); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_len_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_fcs_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_pf_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_da_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_red_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_rts_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->rmac_ingm_full_discard); + tmp_stats[i++] = le32_to_cpu(stat_info->link_fault_cnt); tmp_stats[i++] = 0; tmp_stats[i++] = stat_info->sw_stat.single_ecc_errs; tmp_stats[i++] = stat_info->sw_stat.double_ecc_errs; + tmp_stats[i++] = stat_info->sw_stat.parity_err_cnt; + tmp_stats[i++] = stat_info->sw_stat.serious_err_cnt; + tmp_stats[i++] = stat_info->sw_stat.soft_reset_cnt; + tmp_stats[i++] = stat_info->sw_stat.fifo_full_cnt; + tmp_stats[i++] = stat_info->sw_stat.ring_full_cnt; + tmp_stats[i++] = stat_info->xpak_stat.alarm_transceiver_temp_high; + tmp_stats[i++] = stat_info->xpak_stat.alarm_transceiver_temp_low; + tmp_stats[i++] = stat_info->xpak_stat.alarm_laser_bias_current_high; + tmp_stats[i++] = stat_info->xpak_stat.alarm_laser_bias_current_low; + tmp_stats[i++] = stat_info->xpak_stat.alarm_laser_output_power_high; + tmp_stats[i++] = stat_info->xpak_stat.alarm_laser_output_power_low; + tmp_stats[i++] = stat_info->xpak_stat.warn_transceiver_temp_high; + tmp_stats[i++] = stat_info->xpak_stat.warn_transceiver_temp_low; + tmp_stats[i++] = stat_info->xpak_stat.warn_laser_bias_current_high; + tmp_stats[i++] = stat_info->xpak_stat.warn_laser_bias_current_low; + tmp_stats[i++] = stat_info->xpak_stat.warn_laser_output_power_high; + tmp_stats[i++] = stat_info->xpak_stat.warn_laser_output_power_low; tmp_stats[i++] = stat_info->sw_stat.clubbed_frms_cnt; tmp_stats[i++] = stat_info->sw_stat.sending_both; tmp_stats[i++] = stat_info->sw_stat.outof_sequence_pkts; tmp_stats[i++] = stat_info->sw_stat.flush_max_pkts; - tmp = 0; if (stat_info->sw_stat.num_aggregations) { - tmp = stat_info->sw_stat.sum_avg_pkts_aggregated; - do_div(tmp, stat_info->sw_stat.num_aggregations); + u64 tmp = stat_info->sw_stat.sum_avg_pkts_aggregated; + int count = 0; + /* + * Since 64-bit divide does not work on all platforms, + * do repeated subtraction. + */ + while (tmp >= stat_info->sw_stat.num_aggregations) { + tmp -= stat_info->sw_stat.num_aggregations; + count++; + } + tmp_stats[i++] = count; } - tmp_stats[i++] = tmp; + else + tmp_stats[i++] = 0; } static int s2io_ethtool_get_regs_len(struct net_device *dev) @@ -5351,7 +5876,7 @@ static int s2io_change_mtu(struct net_device *dev, int new_mtu) dev->mtu = new_mtu; if (netif_running(dev)) { - s2io_card_down(sp); + s2io_card_down(sp, 0); netif_stop_queue(dev); if (s2io_card_up(sp)) { DBG_PRINT(ERR_DBG, "%s: Device bring up failed\n", @@ -5489,12 +6014,172 @@ static void s2io_set_link(unsigned long data) clear_bit(0, &(nic->link_state)); } -static void s2io_card_down(nic_t * sp) +static int set_rxd_buffer_pointer(nic_t *sp, RxD_t *rxdp, buffAdd_t *ba, + struct sk_buff **skb, u64 *temp0, u64 *temp1, + u64 *temp2, int size) +{ + struct net_device *dev = sp->dev; + struct sk_buff *frag_list; + + if ((sp->rxd_mode == RXD_MODE_1) && (rxdp->Host_Control == 0)) { + /* allocate skb */ + if (*skb) { + DBG_PRINT(INFO_DBG, "SKB is not NULL\n"); + /* + * As Rx frame are not going to be processed, + * using same mapped address for the Rxd + * buffer pointer + */ + ((RxD1_t*)rxdp)->Buffer0_ptr = *temp0; + } else { + *skb = dev_alloc_skb(size); + if (!(*skb)) { + DBG_PRINT(ERR_DBG, "%s: Out of ", dev->name); + DBG_PRINT(ERR_DBG, "memory to allocate SKBs\n"); + return -ENOMEM ; + } + /* storing the mapped addr in a temp variable + * such it will be used for next rxd whose + * Host Control is NULL + */ + ((RxD1_t*)rxdp)->Buffer0_ptr = *temp0 = + pci_map_single( sp->pdev, (*skb)->data, + size - NET_IP_ALIGN, + PCI_DMA_FROMDEVICE); + rxdp->Host_Control = (unsigned long) (*skb); + } + } else if ((sp->rxd_mode == RXD_MODE_3B) && (rxdp->Host_Control == 0)) { + /* Two buffer Mode */ + if (*skb) { + ((RxD3_t*)rxdp)->Buffer2_ptr = *temp2; + ((RxD3_t*)rxdp)->Buffer0_ptr = *temp0; + ((RxD3_t*)rxdp)->Buffer1_ptr = *temp1; + } else { + *skb = dev_alloc_skb(size); + ((RxD3_t*)rxdp)->Buffer2_ptr = *temp2 = + pci_map_single(sp->pdev, (*skb)->data, + dev->mtu + 4, + PCI_DMA_FROMDEVICE); + ((RxD3_t*)rxdp)->Buffer0_ptr = *temp0 = + pci_map_single( sp->pdev, ba->ba_0, BUF0_LEN, + PCI_DMA_FROMDEVICE); + rxdp->Host_Control = (unsigned long) (*skb); + + /* Buffer-1 will be dummy buffer not used */ + ((RxD3_t*)rxdp)->Buffer1_ptr = *temp1 = + pci_map_single(sp->pdev, ba->ba_1, BUF1_LEN, + PCI_DMA_FROMDEVICE); + } + } else if ((rxdp->Host_Control == 0)) { + /* Three buffer mode */ + if (*skb) { + ((RxD3_t*)rxdp)->Buffer0_ptr = *temp0; + ((RxD3_t*)rxdp)->Buffer1_ptr = *temp1; + ((RxD3_t*)rxdp)->Buffer2_ptr = *temp2; + } else { + *skb = dev_alloc_skb(size); + + ((RxD3_t*)rxdp)->Buffer0_ptr = *temp0 = + pci_map_single(sp->pdev, ba->ba_0, BUF0_LEN, + PCI_DMA_FROMDEVICE); + /* Buffer-1 receives L3/L4 headers */ + ((RxD3_t*)rxdp)->Buffer1_ptr = *temp1 = + pci_map_single( sp->pdev, (*skb)->data, + l3l4hdr_size + 4, + PCI_DMA_FROMDEVICE); + /* + * skb_shinfo(skb)->frag_list will have L4 + * data payload + */ + skb_shinfo(*skb)->frag_list = dev_alloc_skb(dev->mtu + + ALIGN_SIZE); + if (skb_shinfo(*skb)->frag_list == NULL) { + DBG_PRINT(ERR_DBG, "%s: dev_alloc_skb \ + failed\n ", dev->name); + return -ENOMEM ; + } + frag_list = skb_shinfo(*skb)->frag_list; + frag_list->next = NULL; + /* + * Buffer-2 receives L4 data payload + */ + ((RxD3_t*)rxdp)->Buffer2_ptr = *temp2 = + pci_map_single( sp->pdev, frag_list->data, + dev->mtu, PCI_DMA_FROMDEVICE); + } + } + return 0; +} +static void set_rxd_buffer_size(nic_t *sp, RxD_t *rxdp, int size) +{ + struct net_device *dev = sp->dev; + if (sp->rxd_mode == RXD_MODE_1) { + rxdp->Control_2 = SET_BUFFER0_SIZE_1( size - NET_IP_ALIGN); + } else if (sp->rxd_mode == RXD_MODE_3B) { + rxdp->Control_2 = SET_BUFFER0_SIZE_3(BUF0_LEN); + rxdp->Control_2 |= SET_BUFFER1_SIZE_3(1); + rxdp->Control_2 |= SET_BUFFER2_SIZE_3( dev->mtu + 4); + } else { + rxdp->Control_2 = SET_BUFFER0_SIZE_3(BUF0_LEN); + rxdp->Control_2 |= SET_BUFFER1_SIZE_3(l3l4hdr_size + 4); + rxdp->Control_2 |= SET_BUFFER2_SIZE_3(dev->mtu); + } +} + +static int rxd_owner_bit_reset(nic_t *sp) +{ + int i, j, k, blk_cnt = 0, size; + mac_info_t * mac_control = &sp->mac_control; + struct config_param *config = &sp->config; + struct net_device *dev = sp->dev; + RxD_t *rxdp = NULL; + struct sk_buff *skb = NULL; + buffAdd_t *ba = NULL; + u64 temp0_64 = 0, temp1_64 = 0, temp2_64 = 0; + + /* Calculate the size based on ring mode */ + size = dev->mtu + HEADER_ETHERNET_II_802_3_SIZE + + HEADER_802_2_SIZE + HEADER_SNAP_SIZE; + if (sp->rxd_mode == RXD_MODE_1) + size += NET_IP_ALIGN; + else if (sp->rxd_mode == RXD_MODE_3B) + size = dev->mtu + ALIGN_SIZE + BUF0_LEN + 4; + else + size = l3l4hdr_size + ALIGN_SIZE + BUF0_LEN + 4; + + for (i = 0; i < config->rx_ring_num; i++) { + blk_cnt = config->rx_cfg[i].num_rxd / + (rxd_count[sp->rxd_mode] +1); + + for (j = 0; j < blk_cnt; j++) { + for (k = 0; k < rxd_count[sp->rxd_mode]; k++) { + rxdp = mac_control->rings[i]. + rx_blocks[j].rxds[k].virt_addr; + if(sp->rxd_mode >= RXD_MODE_3A) + ba = &mac_control->rings[i].ba[j][k]; + set_rxd_buffer_pointer(sp, rxdp, ba, + &skb,(u64 *)&temp0_64, + (u64 *)&temp1_64, + (u64 *)&temp2_64, size); + + set_rxd_buffer_size(sp, rxdp, size); + wmb(); + /* flip the Ownership bit to Hardware */ + rxdp->Control_1 |= RXD_OWN_XENA; + } + } + } + return 0; + +} + +static void s2io_card_down(nic_t * sp, int flag) { int cnt = 0; XENA_dev_config_t __iomem *bar0 = sp->bar0; unsigned long flags; register u64 val64 = 0; + struct net_device *dev = sp->dev; del_timer_sync(&sp->alarm_timer); /* If s2io_set_link task is executing, wait till it completes. */ @@ -5505,12 +6190,51 @@ static void s2io_card_down(nic_t * sp) /* disable Tx and Rx traffic on the NIC */ stop_nic(sp); + if (flag) { + if (sp->intr_type == MSI_X) { + int i; + u16 msi_control; + + for (i=1; (sp->s2io_entries[i].in_use == + MSIX_REGISTERED_SUCCESS); i++) { + int vector = sp->entries[i].vector; + void *arg = sp->s2io_entries[i].arg; + + free_irq(vector, arg); + } + pci_read_config_word(sp->pdev, 0x42, &msi_control); + msi_control &= 0xFFFE; /* Disable MSI */ + pci_write_config_word(sp->pdev, 0x42, msi_control); + pci_disable_msix(sp->pdev); + } else { + free_irq(sp->pdev->irq, dev); + if (sp->intr_type == MSI) + pci_disable_msi(sp->pdev); + } + } + /* Waiting till all Interrupt handlers are complete */ + cnt = 0; + do { + msleep(10); + if (!atomic_read(&sp->isr_cnt)) + break; + cnt++; + } while(cnt < 5); /* Kill tasklet. */ tasklet_kill(&sp->task); /* Check if the device is Quiescent and then Reset the NIC */ do { + /* As per the HW requirement we need to replenish the + * receive buffer to avoid the ring bump. Since there is + * no intention of processing the Rx frame at this pointwe are + * just settting the ownership bit of rxd in Each Rx + * ring to HW and set the appropriate buffer size + * based on the ring mode + */ + rxd_owner_bit_reset(sp); + val64 = readq(&bar0->adapter_status); if (verify_xena_quiescence(sp, val64, sp->device_enabled_once)) { break; @@ -5528,15 +6252,6 @@ static void s2io_card_down(nic_t * sp) } while (1); s2io_reset(sp); - /* Waiting till all Interrupt handlers are complete */ - cnt = 0; - do { - msleep(10); - if (!atomic_read(&sp->isr_cnt)) - break; - cnt++; - } while(cnt < 5); - spin_lock_irqsave(&sp->tx_lock, flags); /* Free all Tx buffers */ free_tx_buffers(sp); @@ -5637,7 +6352,7 @@ static void s2io_restart_nic(unsigned long data) struct net_device *dev = (struct net_device *) data; nic_t *sp = dev->priv; - s2io_card_down(sp); + s2io_card_down(sp, 0); if (s2io_card_up(sp)) { DBG_PRINT(ERR_DBG, "%s: Device bring up failed\n", dev->name); @@ -5667,6 +6382,7 @@ static void s2io_tx_watchdog(struct net_device *dev) if (netif_carrier_ok(dev)) { schedule_work(&sp->rst_timer_task); + sp->mac_control.stats_info->sw_stat.soft_reset_cnt++; } } @@ -5695,18 +6411,33 @@ static int rx_osm_handler(ring_info_t *ring_data, RxD_t * rxdp) ((unsigned long) rxdp->Host_Control); int ring_no = ring_data->ring_no; u16 l3_csum, l4_csum; + unsigned long long err = rxdp->Control_1 & RXD_T_CODE; lro_t *lro; skb->dev = dev; - if (rxdp->Control_1 & RXD_T_CODE) { - unsigned long long err = rxdp->Control_1 & RXD_T_CODE; - DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%llx\n", - dev->name, err); - dev_kfree_skb(skb); - sp->stats.rx_crc_errors++; - atomic_dec(&sp->rx_bufs_left[ring_no]); - rxdp->Host_Control = 0; - return 0; + + if (err) { + /* Check for parity error */ + if (err & 0x1) { + sp->mac_control.stats_info->sw_stat.parity_err_cnt++; + } + + /* + * Drop the packet if bad transfer code. Exception being + * 0x5, which could be due to unsupported IPv6 extension header. + * In this case, we let stack handle the packet. + * Note that in this case, since checksum will be incorrect, + * stack will validate the same. + */ + if (err && ((err >> 48) != 0x5)) { + DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%llx\n", + dev->name, err); + sp->stats.rx_crc_errors++; + dev_kfree_skb(skb); + atomic_dec(&sp->rx_bufs_left[ring_no]); + rxdp->Host_Control = 0; + return 0; + } } /* Updating statistics */ @@ -5792,6 +6523,9 @@ static int rx_osm_handler(ring_info_t *ring_data, RxD_t * rxdp) clear_lro_session(lro); goto send_up; case 0: /* sessions exceeded */ + case -1: /* non-TCP or not + * L2 aggregatable + */ case 5: /* * First pkt in session not * L3/L4 aggregatable @@ -5918,13 +6652,6 @@ static void s2io_init_pci(nic_t * sp) pci_write_config_word(sp->pdev, PCI_COMMAND, (pci_cmd | PCI_COMMAND_PARITY)); pci_read_config_word(sp->pdev, PCI_COMMAND, &pci_cmd); - - /* Forcibly disabling relaxed ordering capability of the card. */ - pcix_cmd &= 0xfffd; - pci_write_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - pcix_cmd); - pci_read_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - &(pcix_cmd)); } MODULE_AUTHOR("Raghavendra Koushik <raghavendra.koushik@neterion.com>"); @@ -5954,6 +6681,55 @@ module_param(intr_type, int, 0); module_param(lro, int, 0); module_param(lro_max_pkts, int, 0); +static int s2io_verify_parm(struct pci_dev *pdev, u8 *dev_intr_type) +{ + if ( tx_fifo_num > 8) { + DBG_PRINT(ERR_DBG, "s2io: Requested number of Tx fifos not " + "supported\n"); + DBG_PRINT(ERR_DBG, "s2io: Default to 8 Tx fifos\n"); + tx_fifo_num = 8; + } + if ( rx_ring_num > 8) { + DBG_PRINT(ERR_DBG, "s2io: Requested number of Rx rings not " + "supported\n"); + DBG_PRINT(ERR_DBG, "s2io: Default to 8 Rx rings\n"); + rx_ring_num = 8; + } +#ifdef CONFIG_S2IO_NAPI + if (*dev_intr_type != INTA) { + DBG_PRINT(ERR_DBG, "s2io: NAPI cannot be enabled when " + "MSI/MSI-X is enabled. Defaulting to INTA\n"); + *dev_intr_type = INTA; + } +#endif +#ifndef CONFIG_PCI_MSI + if (*dev_intr_type != INTA) { + DBG_PRINT(ERR_DBG, "s2io: This kernel does not support" + "MSI/MSI-X. Defaulting to INTA\n"); + *dev_intr_type = INTA; + } +#else + if (*dev_intr_type > MSI_X) { + DBG_PRINT(ERR_DBG, "s2io: Wrong intr_type requested. " + "Defaulting to INTA\n"); + *dev_intr_type = INTA; + } +#endif + if ((*dev_intr_type == MSI_X) && + ((pdev->device != PCI_DEVICE_ID_HERC_WIN) && + (pdev->device != PCI_DEVICE_ID_HERC_UNI))) { + DBG_PRINT(ERR_DBG, "s2io: Xframe I does not support MSI_X. " + "Defaulting to INTA\n"); + *dev_intr_type = INTA; + } + if (rx_ring_mode > 3) { + DBG_PRINT(ERR_DBG, "s2io: Requested ring mode not supported\n"); + DBG_PRINT(ERR_DBG, "s2io: Defaulting to 3-buffer mode\n"); + rx_ring_mode = 3; + } + return SUCCESS; +} + /** * s2io_init_nic - Initialization of the adapter . * @pdev : structure containing the PCI related information of the device. @@ -5984,15 +6760,8 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) int mode; u8 dev_intr_type = intr_type; -#ifdef CONFIG_S2IO_NAPI - if (dev_intr_type != INTA) { - DBG_PRINT(ERR_DBG, "NAPI cannot be enabled when MSI/MSI-X \ -is enabled. Defaulting to INTA\n"); - dev_intr_type = INTA; - } - else - DBG_PRINT(ERR_DBG, "NAPI support has been enabled\n"); -#endif + if ((ret = s2io_verify_parm(pdev, &dev_intr_type))) + return ret; if ((ret = pci_enable_device(pdev))) { DBG_PRINT(ERR_DBG, @@ -6017,14 +6786,6 @@ is enabled. Defaulting to INTA\n"); pci_disable_device(pdev); return -ENOMEM; } - - if ((dev_intr_type == MSI_X) && - ((pdev->device != PCI_DEVICE_ID_HERC_WIN) && - (pdev->device != PCI_DEVICE_ID_HERC_UNI))) { - DBG_PRINT(ERR_DBG, "Xframe I does not support MSI_X. \ -Defaulting to INTA\n"); - dev_intr_type = INTA; - } if (dev_intr_type != MSI_X) { if (pci_request_regions(pdev, s2io_driver_name)) { DBG_PRINT(ERR_DBG, "Request Regions failed\n"), @@ -6100,8 +6861,6 @@ Defaulting to INTA\n"); config = &sp->config; /* Tx side parameters. */ - if (tx_fifo_len[0] == 0) - tx_fifo_len[0] = DEFAULT_FIFO_LEN; /* Default value. */ config->tx_fifo_num = tx_fifo_num; for (i = 0; i < MAX_TX_FIFOS; i++) { config->tx_cfg[i].fifo_len = tx_fifo_len[i]; @@ -6125,8 +6884,6 @@ Defaulting to INTA\n"); config->max_txds = MAX_SKB_FRAGS + 2; /* Rx side parameters. */ - if (rx_ring_sz[0] == 0) - rx_ring_sz[0] = SMALL_BLK_CNT; /* Default value. */ config->rx_ring_num = rx_ring_num; for (i = 0; i < MAX_RX_RINGS; i++) { config->rx_cfg[i].num_rxd = rx_ring_sz[i] * @@ -6267,8 +7024,8 @@ Defaulting to INTA\n"); val64 = RMAC_ADDR_CMD_MEM_RD | RMAC_ADDR_CMD_MEM_STROBE_NEW_CMD | RMAC_ADDR_CMD_MEM_OFFSET(0 + MAC_MAC_ADDR_START_OFFSET); writeq(val64, &bar0->rmac_addr_cmd_mem); - wait_for_cmd_complete(sp); - + wait_for_cmd_complete(&bar0->rmac_addr_cmd_mem, + RMAC_ADDR_CMD_MEM_STROBE_CMD_EXECUTING); tmp64 = readq(&bar0->rmac_addr_data0_mem); mac_down = (u32) tmp64; mac_up = (u32) (tmp64 >> 32); @@ -6322,82 +7079,63 @@ Defaulting to INTA\n"); ret = -ENODEV; goto register_failed; } - - if (sp->device_type & XFRAME_II_DEVICE) { - DBG_PRINT(ERR_DBG, "%s: Neterion Xframe II 10GbE adapter ", - dev->name); - DBG_PRINT(ERR_DBG, "(rev %d), Version %s", + s2io_vpd_read(sp); + DBG_PRINT(ERR_DBG, "%s: Neterion %s",dev->name, sp->product_name); + DBG_PRINT(ERR_DBG, "(rev %d), Driver version %s\n", get_xena_rev_id(sp->pdev), s2io_driver_version); - switch(sp->intr_type) { - case INTA: - DBG_PRINT(ERR_DBG, ", Intr type INTA"); - break; - case MSI: - DBG_PRINT(ERR_DBG, ", Intr type MSI"); - break; - case MSI_X: - DBG_PRINT(ERR_DBG, ", Intr type MSI-X"); - break; - } - - DBG_PRINT(ERR_DBG, "\nCopyright(c) 2002-2005 Neterion Inc.\n"); - DBG_PRINT(ERR_DBG, "MAC ADDR: %02x:%02x:%02x:%02x:%02x:%02x\n", + DBG_PRINT(ERR_DBG, "Copyright(c) 2002-2005 Neterion Inc.\n"); + DBG_PRINT(ERR_DBG, "%s: MAC ADDR: " + "%02x:%02x:%02x:%02x:%02x:%02x\n", dev->name, sp->def_mac_addr[0].mac_addr[0], sp->def_mac_addr[0].mac_addr[1], sp->def_mac_addr[0].mac_addr[2], sp->def_mac_addr[0].mac_addr[3], sp->def_mac_addr[0].mac_addr[4], sp->def_mac_addr[0].mac_addr[5]); + if (sp->device_type & XFRAME_II_DEVICE) { mode = s2io_print_pci_mode(sp); if (mode < 0) { - DBG_PRINT(ERR_DBG, " Unsupported PCI bus mode "); + DBG_PRINT(ERR_DBG, " Unsupported PCI bus mode\n"); ret = -EBADSLT; + unregister_netdev(dev); goto set_swap_failed; } - } else { - DBG_PRINT(ERR_DBG, "%s: Neterion Xframe I 10GbE adapter ", - dev->name); - DBG_PRINT(ERR_DBG, "(rev %d), Version %s", - get_xena_rev_id(sp->pdev), - s2io_driver_version); - switch(sp->intr_type) { - case INTA: - DBG_PRINT(ERR_DBG, ", Intr type INTA"); - break; - case MSI: - DBG_PRINT(ERR_DBG, ", Intr type MSI"); - break; - case MSI_X: - DBG_PRINT(ERR_DBG, ", Intr type MSI-X"); - break; - } - DBG_PRINT(ERR_DBG, "\nCopyright(c) 2002-2005 Neterion Inc.\n"); - DBG_PRINT(ERR_DBG, "MAC ADDR: %02x:%02x:%02x:%02x:%02x:%02x\n", - sp->def_mac_addr[0].mac_addr[0], - sp->def_mac_addr[0].mac_addr[1], - sp->def_mac_addr[0].mac_addr[2], - sp->def_mac_addr[0].mac_addr[3], - sp->def_mac_addr[0].mac_addr[4], - sp->def_mac_addr[0].mac_addr[5]); } - if (sp->rxd_mode == RXD_MODE_3B) - DBG_PRINT(ERR_DBG, "%s: 2-Buffer mode support has been " - "enabled\n",dev->name); - if (sp->rxd_mode == RXD_MODE_3A) - DBG_PRINT(ERR_DBG, "%s: 3-Buffer mode support has been " - "enabled\n",dev->name); - + switch(sp->rxd_mode) { + case RXD_MODE_1: + DBG_PRINT(ERR_DBG, "%s: 1-Buffer receive mode enabled\n", + dev->name); + break; + case RXD_MODE_3B: + DBG_PRINT(ERR_DBG, "%s: 2-Buffer receive mode enabled\n", + dev->name); + break; + case RXD_MODE_3A: + DBG_PRINT(ERR_DBG, "%s: 3-Buffer receive mode enabled\n", + dev->name); + break; + } +#ifdef CONFIG_S2IO_NAPI + DBG_PRINT(ERR_DBG, "%s: NAPI enabled\n", dev->name); +#endif + switch(sp->intr_type) { + case INTA: + DBG_PRINT(ERR_DBG, "%s: Interrupt type INTA\n", dev->name); + break; + case MSI: + DBG_PRINT(ERR_DBG, "%s: Interrupt type MSI\n", dev->name); + break; + case MSI_X: + DBG_PRINT(ERR_DBG, "%s: Interrupt type MSI-X\n", dev->name); + break; + } if (sp->lro) DBG_PRINT(ERR_DBG, "%s: Large receive offload enabled\n", - dev->name); + dev->name); /* Initialize device name */ - strcpy(sp->name, dev->name); - if (sp->device_type & XFRAME_II_DEVICE) - strcat(sp->name, ": Neterion Xframe II 10GbE adapter"); - else - strcat(sp->name, ": Neterion Xframe I 10GbE adapter"); + sprintf(sp->name, "%s Neterion %s", dev->name, sp->product_name); /* Initialize bimodal Interrupts */ sp->config.bimodal = bimodal; diff --git a/drivers/net/s2io.h b/drivers/net/s2io.h index 0a0b5b29d81..3203732a668 100644 --- a/drivers/net/s2io.h +++ b/drivers/net/s2io.h @@ -31,6 +31,8 @@ #define SUCCESS 0 #define FAILURE -1 +#define CHECKBIT(value, nbit) (value & (1 << nbit)) + /* Maximum time to flicker LED when asked to identify NIC using ethtool */ #define MAX_FLICKER_TIME 60000 /* 60 Secs */ @@ -78,6 +80,11 @@ static int debug_level = ERR_DBG; typedef struct { unsigned long long single_ecc_errs; unsigned long long double_ecc_errs; + unsigned long long parity_err_cnt; + unsigned long long serious_err_cnt; + unsigned long long soft_reset_cnt; + unsigned long long fifo_full_cnt; + unsigned long long ring_full_cnt; /* LRO statistics */ unsigned long long clubbed_frms_cnt; unsigned long long sending_both; @@ -87,6 +94,25 @@ typedef struct { unsigned long long num_aggregations; } swStat_t; +/* Xpak releated alarm and warnings */ +typedef struct { + u64 alarm_transceiver_temp_high; + u64 alarm_transceiver_temp_low; + u64 alarm_laser_bias_current_high; + u64 alarm_laser_bias_current_low; + u64 alarm_laser_output_power_high; + u64 alarm_laser_output_power_low; + u64 warn_transceiver_temp_high; + u64 warn_transceiver_temp_low; + u64 warn_laser_bias_current_high; + u64 warn_laser_bias_current_low; + u64 warn_laser_output_power_high; + u64 warn_laser_output_power_low; + u64 xpak_regs_stat; + u32 xpak_timer_count; +} xpakStat_t; + + /* The statistics block of Xena */ typedef struct stat_block { /* Tx MAC statistics counters. */ @@ -263,7 +289,9 @@ typedef struct stat_block { u32 rmac_accepted_ip_oflow; u32 reserved_14; u32 link_fault_cnt; + u8 buffer[20]; swStat_t sw_stat; + xpakStat_t xpak_stat; } StatInfo_t; /* @@ -659,7 +687,8 @@ typedef struct { } usr_addr_t; /* Default Tunable parameters of the NIC. */ -#define DEFAULT_FIFO_LEN 4096 +#define DEFAULT_FIFO_0_LEN 4096 +#define DEFAULT_FIFO_1_7_LEN 512 #define SMALL_BLK_CNT 30 #define LARGE_BLK_CNT 100 @@ -732,7 +761,7 @@ struct s2io_nic { int device_close_flag; int device_enabled_once; - char name[50]; + char name[60]; struct tasklet_struct task; volatile unsigned long tasklet_status; @@ -803,6 +832,8 @@ struct s2io_nic { char desc1[35]; char desc2[35]; + int avail_msix_vectors; /* No. of MSI-X vectors granted by system */ + struct msix_info_st msix_info[0x3f]; #define XFRAME_I_DEVICE 1 @@ -824,6 +855,8 @@ struct s2io_nic { spinlock_t rx_lock; atomic_t isr_cnt; u64 *ufo_in_band_v; +#define VPD_PRODUCT_NAME_LEN 50 + u8 product_name[VPD_PRODUCT_NAME_LEN]; }; #define RESET_ERROR 1; @@ -848,28 +881,32 @@ static inline void writeq(u64 val, void __iomem *addr) writel((u32) (val), addr); writel((u32) (val >> 32), (addr + 4)); } +#endif -/* In 32 bit modes, some registers have to be written in a - * particular order to expect correct hardware operation. The - * macro SPECIAL_REG_WRITE is used to perform such ordered - * writes. Defines UF (Upper First) and LF (Lower First) will - * be used to specify the required write order. +/* + * Some registers have to be written in a particular order to + * expect correct hardware operation. The macro SPECIAL_REG_WRITE + * is used to perform such ordered writes. Defines UF (Upper First) + * and LF (Lower First) will be used to specify the required write order. */ #define UF 1 #define LF 2 static inline void SPECIAL_REG_WRITE(u64 val, void __iomem *addr, int order) { + u32 ret; + if (order == LF) { writel((u32) (val), addr); + ret = readl(addr); writel((u32) (val >> 32), (addr + 4)); + ret = readl(addr + 4); } else { writel((u32) (val >> 32), (addr + 4)); + ret = readl(addr + 4); writel((u32) (val), addr); + ret = readl(addr); } } -#else -#define SPECIAL_REG_WRITE(val, addr, dummy) writeq(val, addr) -#endif /* Interrupt related values of Xena */ @@ -965,7 +1002,7 @@ static int verify_xena_quiescence(nic_t *sp, u64 val64, int flag); static struct ethtool_ops netdev_ethtool_ops; static void s2io_set_link(unsigned long data); static int s2io_set_swapper(nic_t * sp); -static void s2io_card_down(nic_t *nic); +static void s2io_card_down(nic_t *nic, int flag); static int s2io_card_up(nic_t *nic); static int get_xena_rev_id(struct pci_dev *pdev); static void restore_xmsi_data(nic_t *nic); diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c index f5a3bf4d959..d0587417220 100644 --- a/drivers/net/sis900.c +++ b/drivers/net/sis900.c @@ -1,6 +1,6 @@ /* sis900.c: A SiS 900/7016 PCI Fast Ethernet driver for Linux. Copyright 1999 Silicon Integrated System Corporation - Revision: 1.08.09 Sep. 19 2005 + Revision: 1.08.10 Apr. 2 2006 Modified from the driver which is originally written by Donald Becker. @@ -17,9 +17,10 @@ SiS 7014 Single Chip 100BASE-TX/10BASE-T Physical Layer Solution, preliminary Rev. 1.0 Jan. 18, 1998 + Rev 1.08.10 Apr. 2 2006 Daniele Venzano add vlan (jumbo packets) support Rev 1.08.09 Sep. 19 2005 Daniele Venzano add Wake on LAN support Rev 1.08.08 Jan. 22 2005 Daniele Venzano use netif_msg for debugging messages - Rev 1.08.07 Nov. 2 2003 Daniele Venzano <webvenza@libero.it> add suspend/resume support + Rev 1.08.07 Nov. 2 2003 Daniele Venzano <venza@brownhat.org> add suspend/resume support Rev 1.08.06 Sep. 24 2002 Mufasa Yang bug fix for Tx timeout & add SiS963 support Rev 1.08.05 Jun. 6 2002 Mufasa Yang bug fix for read_eeprom & Tx descriptor over-boundary Rev 1.08.04 Apr. 25 2002 Mufasa Yang <mufasa@sis.com.tw> added SiS962 support @@ -77,7 +78,7 @@ #include "sis900.h" #define SIS900_MODULE_NAME "sis900" -#define SIS900_DRV_VERSION "v1.08.09 Sep. 19 2005" +#define SIS900_DRV_VERSION "v1.08.10 Apr. 2 2006" static char version[] __devinitdata = KERN_INFO "sis900.c: " SIS900_DRV_VERSION "\n"; @@ -1402,6 +1403,11 @@ static void sis900_set_mode (long ioaddr, int speed, int duplex) rx_flags |= RxATX; } +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) + /* Can accept Jumbo packet */ + rx_flags |= RxAJAB; +#endif + outl (tx_flags, ioaddr + txcfg); outl (rx_flags, ioaddr + rxcfg); } @@ -1714,18 +1720,26 @@ static int sis900_rx(struct net_device *net_dev) while (rx_status & OWN) { unsigned int rx_size; + unsigned int data_size; if (--rx_work_limit < 0) break; - rx_size = (rx_status & DSIZE) - CRC_SIZE; + data_size = rx_status & DSIZE; + rx_size = data_size - CRC_SIZE; + +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) + /* ``TOOLONG'' flag means jumbo packet recived. */ + if ((rx_status & TOOLONG) && data_size <= MAX_FRAME_SIZE) + rx_status &= (~ ((unsigned int)TOOLONG)); +#endif if (rx_status & (ABORT|OVERRUN|TOOLONG|RUNT|RXISERR|CRCERR|FAERR)) { /* corrupted packet received */ if (netif_msg_rx_err(sis_priv)) printk(KERN_DEBUG "%s: Corrupted packet " - "received, buffer status = 0x%8.8x.\n", - net_dev->name, rx_status); + "received, buffer status = 0x%8.8x/%d.\n", + net_dev->name, rx_status, data_size); sis_priv->stats.rx_errors++; if (rx_status & OVERRUN) sis_priv->stats.rx_over_errors++; diff --git a/drivers/net/sis900.h b/drivers/net/sis900.h index 50323941e3c..4834e3a1569 100644 --- a/drivers/net/sis900.h +++ b/drivers/net/sis900.h @@ -310,8 +310,14 @@ enum sis630_revision_id { #define CRC_SIZE 4 #define MAC_HEADER_SIZE 14 -#define TX_BUF_SIZE 1536 -#define RX_BUF_SIZE 1536 +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) +#define MAX_FRAME_SIZE (1518 + 4) +#else +#define MAX_FRAME_SIZE 1518 +#endif /* CONFIG_VLAN_802_1Q */ + +#define TX_BUF_SIZE (MAX_FRAME_SIZE+18) +#define RX_BUF_SIZE (MAX_FRAME_SIZE+18) #define NUM_TX_DESC 16 /* Number of Tx descriptor registers. */ #define NUM_RX_DESC 16 /* Number of Rx descriptor registers. */ diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c new file mode 100644 index 00000000000..bdd8702ead5 --- /dev/null +++ b/drivers/net/smc911x.c @@ -0,0 +1,2307 @@ +/* + * smc911x.c + * This is a driver for SMSC's LAN911{5,6,7,8} single-chip Ethernet devices. + * + * Copyright (C) 2005 Sensoria Corp + * Derived from the unified SMC91x driver by Nicolas Pitre + * and the smsc911x.c reference driver by SMSC + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * Arguments: + * watchdog = TX watchdog timeout + * tx_fifo_kb = Size of TX FIFO in KB + * + * History: + * 04/16/05 Dustin McIntire Initial version + */ +static const char version[] = + "smc911x.c: v1.0 04-16-2005 by Dustin McIntire <dustin@sensoria.com>\n"; + +/* Debugging options */ +#define ENABLE_SMC_DEBUG_RX 0 +#define ENABLE_SMC_DEBUG_TX 0 +#define ENABLE_SMC_DEBUG_DMA 0 +#define ENABLE_SMC_DEBUG_PKTS 0 +#define ENABLE_SMC_DEBUG_MISC 0 +#define ENABLE_SMC_DEBUG_FUNC 0 + +#define SMC_DEBUG_RX ((ENABLE_SMC_DEBUG_RX ? 1 : 0) << 0) +#define SMC_DEBUG_TX ((ENABLE_SMC_DEBUG_TX ? 1 : 0) << 1) +#define SMC_DEBUG_DMA ((ENABLE_SMC_DEBUG_DMA ? 1 : 0) << 2) +#define SMC_DEBUG_PKTS ((ENABLE_SMC_DEBUG_PKTS ? 1 : 0) << 3) +#define SMC_DEBUG_MISC ((ENABLE_SMC_DEBUG_MISC ? 1 : 0) << 4) +#define SMC_DEBUG_FUNC ((ENABLE_SMC_DEBUG_FUNC ? 1 : 0) << 5) + +#ifndef SMC_DEBUG +#define SMC_DEBUG ( SMC_DEBUG_RX | \ + SMC_DEBUG_TX | \ + SMC_DEBUG_DMA | \ + SMC_DEBUG_PKTS | \ + SMC_DEBUG_MISC | \ + SMC_DEBUG_FUNC \ + ) +#endif + + +#include <linux/config.h> +#include <linux/init.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/errno.h> +#include <linux/ioport.h> +#include <linux/crc32.h> +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/spinlock.h> +#include <linux/ethtool.h> +#include <linux/mii.h> +#include <linux/workqueue.h> + +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> + +#include <asm/io.h> +#include <asm/irq.h> + +#include "smc911x.h" + +/* + * Transmit timeout, default 5 seconds. + */ +static int watchdog = 5000; +module_param(watchdog, int, 0400); +MODULE_PARM_DESC(watchdog, "transmit timeout in milliseconds"); + +static int tx_fifo_kb=8; +module_param(tx_fifo_kb, int, 0400); +MODULE_PARM_DESC(tx_fifo_kb,"transmit FIFO size in KB (1<x<15)(default=8)"); + +MODULE_LICENSE("GPL"); + +/* + * The internal workings of the driver. If you are changing anything + * here with the SMC stuff, you should have the datasheet and know + * what you are doing. + */ +#define CARDNAME "smc911x" + +/* + * Use power-down feature of the chip + */ +#define POWER_DOWN 1 + + +/* store this information for the driver.. */ +struct smc911x_local { + /* + * If I have to wait until the DMA is finished and ready to reload a + * packet, I will store the skbuff here. Then, the DMA will send it + * out and free it. + */ + struct sk_buff *pending_tx_skb; + + /* + * these are things that the kernel wants me to keep, so users + * can find out semi-useless statistics of how well the card is + * performing + */ + struct net_device_stats stats; + + /* version/revision of the SMC911x chip */ + u16 version; + u16 revision; + + /* FIFO sizes */ + int tx_fifo_kb; + int tx_fifo_size; + int rx_fifo_size; + int afc_cfg; + + /* Contains the current active receive/phy mode */ + int ctl_rfduplx; + int ctl_rspeed; + + u32 msg_enable; + u32 phy_type; + struct mii_if_info mii; + + /* work queue */ + struct work_struct phy_configure; + int work_pending; + + int tx_throttle; + spinlock_t lock; + +#ifdef SMC_USE_DMA + /* DMA needs the physical address of the chip */ + u_long physaddr; + int rxdma; + int txdma; + int rxdma_active; + int txdma_active; + struct sk_buff *current_rx_skb; + struct sk_buff *current_tx_skb; + struct device *dev; +#endif +}; + +#if SMC_DEBUG > 0 +#define DBG(n, args...) \ + do { \ + if (SMC_DEBUG & (n)) \ + printk(args); \ + } while (0) + +#define PRINTK(args...) printk(args) +#else +#define DBG(n, args...) do { } while (0) +#define PRINTK(args...) printk(KERN_DEBUG args) +#endif + +#if SMC_DEBUG_PKTS > 0 +static void PRINT_PKT(u_char *buf, int length) +{ + int i; + int remainder; + int lines; + + lines = length / 16; + remainder = length % 16; + + for (i = 0; i < lines ; i ++) { + int cur; + for (cur = 0; cur < 8; cur++) { + u_char a, b; + a = *buf++; + b = *buf++; + printk("%02x%02x ", a, b); + } + printk("\n"); + } + for (i = 0; i < remainder/2 ; i++) { + u_char a, b; + a = *buf++; + b = *buf++; + printk("%02x%02x ", a, b); + } + printk("\n"); +} +#else +#define PRINT_PKT(x...) do { } while (0) +#endif + + +/* this enables an interrupt in the interrupt mask register */ +#define SMC_ENABLE_INT(x) do { \ + unsigned int __mask; \ + unsigned long __flags; \ + spin_lock_irqsave(&lp->lock, __flags); \ + __mask = SMC_GET_INT_EN(); \ + __mask |= (x); \ + SMC_SET_INT_EN(__mask); \ + spin_unlock_irqrestore(&lp->lock, __flags); \ +} while (0) + +/* this disables an interrupt from the interrupt mask register */ +#define SMC_DISABLE_INT(x) do { \ + unsigned int __mask; \ + unsigned long __flags; \ + spin_lock_irqsave(&lp->lock, __flags); \ + __mask = SMC_GET_INT_EN(); \ + __mask &= ~(x); \ + SMC_SET_INT_EN(__mask); \ + spin_unlock_irqrestore(&lp->lock, __flags); \ +} while (0) + +/* + * this does a soft reset on the device + */ +static void smc911x_reset(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned int reg, timeout=0, resets=1; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + /* Take out of PM setting first */ + if ((SMC_GET_PMT_CTRL() & PMT_CTRL_READY_) == 0) { + /* Write to the bytetest will take out of powerdown */ + SMC_SET_BYTE_TEST(0); + timeout=10; + do { + udelay(10); + reg = SMC_GET_PMT_CTRL() & PMT_CTRL_READY_; + } while ( timeout-- && !reg); + if (timeout == 0) { + PRINTK("%s: smc911x_reset timeout waiting for PM restore\n", dev->name); + return; + } + } + + /* Disable all interrupts */ + spin_lock_irqsave(&lp->lock, flags); + SMC_SET_INT_EN(0); + spin_unlock_irqrestore(&lp->lock, flags); + + while (resets--) { + SMC_SET_HW_CFG(HW_CFG_SRST_); + timeout=10; + do { + udelay(10); + reg = SMC_GET_HW_CFG(); + /* If chip indicates reset timeout then try again */ + if (reg & HW_CFG_SRST_TO_) { + PRINTK("%s: chip reset timeout, retrying...\n", dev->name); + resets++; + break; + } + } while ( timeout-- && (reg & HW_CFG_SRST_)); + } + if (timeout == 0) { + PRINTK("%s: smc911x_reset timeout waiting for reset\n", dev->name); + return; + } + + /* make sure EEPROM has finished loading before setting GPIO_CFG */ + timeout=1000; + while ( timeout-- && (SMC_GET_E2P_CMD() & E2P_CMD_EPC_BUSY_)) { + udelay(10); + } + if (timeout == 0){ + PRINTK("%s: smc911x_reset timeout waiting for EEPROM busy\n", dev->name); + return; + } + + /* Initialize interrupts */ + SMC_SET_INT_EN(0); + SMC_ACK_INT(-1); + + /* Reset the FIFO level and flow control settings */ + SMC_SET_HW_CFG((lp->tx_fifo_kb & 0xF) << 16); +//TODO: Figure out what appropriate pause time is + SMC_SET_FLOW(FLOW_FCPT_ | FLOW_FCEN_); + SMC_SET_AFC_CFG(lp->afc_cfg); + + + /* Set to LED outputs */ + SMC_SET_GPIO_CFG(0x70070000); + + /* + * Deassert IRQ for 1*10us for edge type interrupts + * and drive IRQ pin push-pull + */ + SMC_SET_IRQ_CFG( (1 << 24) | INT_CFG_IRQ_EN_ | INT_CFG_IRQ_TYPE_ ); + + /* clear anything saved */ + if (lp->pending_tx_skb != NULL) { + dev_kfree_skb (lp->pending_tx_skb); + lp->pending_tx_skb = NULL; + lp->stats.tx_errors++; + lp->stats.tx_aborted_errors++; + } +} + +/* + * Enable Interrupts, Receive, and Transmit + */ +static void smc911x_enable(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned mask, cfg, cr; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + SMC_SET_MAC_ADDR(dev->dev_addr); + + /* Enable TX */ + cfg = SMC_GET_HW_CFG(); + cfg &= HW_CFG_TX_FIF_SZ_ | 0xFFF; + cfg |= HW_CFG_SF_; + SMC_SET_HW_CFG(cfg); + SMC_SET_FIFO_TDA(0xFF); + /* Update TX stats on every 64 packets received or every 1 sec */ + SMC_SET_FIFO_TSL(64); + SMC_SET_GPT_CFG(GPT_CFG_TIMER_EN_ | 10000); + + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MAC_CR(cr); + cr |= MAC_CR_TXEN_ | MAC_CR_HBDIS_; + SMC_SET_MAC_CR(cr); + SMC_SET_TX_CFG(TX_CFG_TX_ON_); + spin_unlock_irqrestore(&lp->lock, flags); + + /* Add 2 byte padding to start of packets */ + SMC_SET_RX_CFG((2<<8) & RX_CFG_RXDOFF_); + + /* Turn on receiver and enable RX */ + if (cr & MAC_CR_RXEN_) + DBG(SMC_DEBUG_RX, "%s: Receiver already enabled\n", dev->name); + + spin_lock_irqsave(&lp->lock, flags); + SMC_SET_MAC_CR( cr | MAC_CR_RXEN_ ); + spin_unlock_irqrestore(&lp->lock, flags); + + /* Interrupt on every received packet */ + SMC_SET_FIFO_RSA(0x01); + SMC_SET_FIFO_RSL(0x00); + + /* now, enable interrupts */ + mask = INT_EN_TDFA_EN_ | INT_EN_TSFL_EN_ | INT_EN_RSFL_EN_ | + INT_EN_GPT_INT_EN_ | INT_EN_RXDFH_INT_EN_ | INT_EN_RXE_EN_ | + INT_EN_PHY_INT_EN_; + if (IS_REV_A(lp->revision)) + mask|=INT_EN_RDFL_EN_; + else { + mask|=INT_EN_RDFO_EN_; + } + SMC_ENABLE_INT(mask); +} + +/* + * this puts the device in an inactive state + */ +static void smc911x_shutdown(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned cr; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", CARDNAME, __FUNCTION__); + + /* Disable IRQ's */ + SMC_SET_INT_EN(0); + + /* Turn of Rx and TX */ + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MAC_CR(cr); + cr &= ~(MAC_CR_TXEN_ | MAC_CR_RXEN_ | MAC_CR_HBDIS_); + SMC_SET_MAC_CR(cr); + SMC_SET_TX_CFG(TX_CFG_STOP_TX_); + spin_unlock_irqrestore(&lp->lock, flags); +} + +static inline void smc911x_drop_pkt(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int fifo_count, timeout, reg; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_RX, "%s: --> %s\n", CARDNAME, __FUNCTION__); + fifo_count = SMC_GET_RX_FIFO_INF() & 0xFFFF; + if (fifo_count <= 4) { + /* Manually dump the packet data */ + while (fifo_count--) + SMC_GET_RX_FIFO(); + } else { + /* Fast forward through the bad packet */ + SMC_SET_RX_DP_CTRL(RX_DP_CTRL_FFWD_BUSY_); + timeout=50; + do { + udelay(10); + reg = SMC_GET_RX_DP_CTRL() & RX_DP_CTRL_FFWD_BUSY_; + } while ( timeout-- && reg); + if (timeout == 0) { + PRINTK("%s: timeout waiting for RX fast forward\n", dev->name); + } + } +} + +/* + * This is the procedure to handle the receipt of a packet. + * It should be called after checking for packet presence in + * the RX status FIFO. It must be called with the spin lock + * already held. + */ +static inline void smc911x_rcv(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + unsigned int pkt_len, status; + struct sk_buff *skb; + unsigned char *data; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_RX, "%s: --> %s\n", + dev->name, __FUNCTION__); + status = SMC_GET_RX_STS_FIFO(); + DBG(SMC_DEBUG_RX, "%s: Rx pkt len %d status 0x%08x \n", + dev->name, (status & 0x3fff0000) >> 16, status & 0xc000ffff); + pkt_len = (status & RX_STS_PKT_LEN_) >> 16; + if (status & RX_STS_ES_) { + /* Deal with a bad packet */ + lp->stats.rx_errors++; + if (status & RX_STS_CRC_ERR_) + lp->stats.rx_crc_errors++; + else { + if (status & RX_STS_LEN_ERR_) + lp->stats.rx_length_errors++; + if (status & RX_STS_MCAST_) + lp->stats.multicast++; + } + /* Remove the bad packet data from the RX FIFO */ + smc911x_drop_pkt(dev); + } else { + /* Receive a valid packet */ + /* Alloc a buffer with extra room for DMA alignment */ + skb=dev_alloc_skb(pkt_len+32); + if (unlikely(skb == NULL)) { + PRINTK( "%s: Low memory, rcvd packet dropped.\n", + dev->name); + lp->stats.rx_dropped++; + smc911x_drop_pkt(dev); + return; + } + /* Align IP header to 32 bits + * Note that the device is configured to add a 2 + * byte padding to the packet start, so we really + * want to write to the orignal data pointer */ + data = skb->data; + skb_reserve(skb, 2); + skb_put(skb,pkt_len-4); +#ifdef SMC_USE_DMA + { + unsigned int fifo; + /* Lower the FIFO threshold if possible */ + fifo = SMC_GET_FIFO_INT(); + if (fifo & 0xFF) fifo--; + DBG(SMC_DEBUG_RX, "%s: Setting RX stat FIFO threshold to %d\n", + dev->name, fifo & 0xff); + SMC_SET_FIFO_INT(fifo); + /* Setup RX DMA */ + SMC_SET_RX_CFG(RX_CFG_RX_END_ALGN16_ | ((2<<8) & RX_CFG_RXDOFF_)); + lp->rxdma_active = 1; + lp->current_rx_skb = skb; + SMC_PULL_DATA(data, (pkt_len+2+15) & ~15); + /* Packet processing deferred to DMA RX interrupt */ + } +#else + SMC_SET_RX_CFG(RX_CFG_RX_END_ALGN4_ | ((2<<8) & RX_CFG_RXDOFF_)); + SMC_PULL_DATA(data, pkt_len+2+3); + + DBG(SMC_DEBUG_PKTS, "%s: Received packet\n", dev->name,); + PRINT_PKT(data, ((pkt_len - 4) <= 64) ? pkt_len - 4 : 64); + dev->last_rx = jiffies; + skb->dev = dev; + skb->protocol = eth_type_trans(skb, dev); + netif_rx(skb); + lp->stats.rx_packets++; + lp->stats.rx_bytes += pkt_len-4; +#endif + } +} + +/* + * This is called to actually send a packet to the chip. + */ +static void smc911x_hardware_send_pkt(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + struct sk_buff *skb; + unsigned int cmdA, cmdB, len; + unsigned char *buf; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_TX, "%s: --> %s\n", dev->name, __FUNCTION__); + BUG_ON(lp->pending_tx_skb == NULL); + + skb = lp->pending_tx_skb; + lp->pending_tx_skb = NULL; + + /* cmdA {25:24] data alignment [20:16] start offset [10:0] buffer length */ + /* cmdB {31:16] pkt tag [10:0] length */ +#ifdef SMC_USE_DMA + /* 16 byte buffer alignment mode */ + buf = (char*)((u32)(skb->data) & ~0xF); + len = (skb->len + 0xF + ((u32)skb->data & 0xF)) & ~0xF; + cmdA = (1<<24) | (((u32)skb->data & 0xF)<<16) | + TX_CMD_A_INT_FIRST_SEG_ | TX_CMD_A_INT_LAST_SEG_ | + skb->len; +#else + buf = (char*)((u32)skb->data & ~0x3); + len = (skb->len + 3 + ((u32)skb->data & 3)) & ~0x3; + cmdA = (((u32)skb->data & 0x3) << 16) | + TX_CMD_A_INT_FIRST_SEG_ | TX_CMD_A_INT_LAST_SEG_ | + skb->len; +#endif + /* tag is packet length so we can use this in stats update later */ + cmdB = (skb->len << 16) | (skb->len & 0x7FF); + + DBG(SMC_DEBUG_TX, "%s: TX PKT LENGTH 0x%04x (%d) BUF 0x%p CMDA 0x%08x CMDB 0x%08x\n", + dev->name, len, len, buf, cmdA, cmdB); + SMC_SET_TX_FIFO(cmdA); + SMC_SET_TX_FIFO(cmdB); + + DBG(SMC_DEBUG_PKTS, "%s: Transmitted packet\n", dev->name); + PRINT_PKT(buf, len <= 64 ? len : 64); + + /* Send pkt via PIO or DMA */ +#ifdef SMC_USE_DMA + lp->current_tx_skb = skb; + SMC_PUSH_DATA(buf, len); + /* DMA complete IRQ will free buffer and set jiffies */ +#else + SMC_PUSH_DATA(buf, len); + dev->trans_start = jiffies; + dev_kfree_skb(skb); +#endif + spin_lock_irqsave(&lp->lock, flags); + if (!lp->tx_throttle) { + netif_wake_queue(dev); + } + spin_unlock_irqrestore(&lp->lock, flags); + SMC_ENABLE_INT(INT_EN_TDFA_EN_ | INT_EN_TSFL_EN_); +} + +/* + * Since I am not sure if I will have enough room in the chip's ram + * to store the packet, I call this routine which either sends it + * now, or set the card to generates an interrupt when ready + * for the packet. + */ +static int smc911x_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + unsigned int free; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_TX, "%s: --> %s\n", + dev->name, __FUNCTION__); + + BUG_ON(lp->pending_tx_skb != NULL); + + free = SMC_GET_TX_FIFO_INF() & TX_FIFO_INF_TDFREE_; + DBG(SMC_DEBUG_TX, "%s: TX free space %d\n", dev->name, free); + + /* Turn off the flow when running out of space in FIFO */ + if (free <= SMC911X_TX_FIFO_LOW_THRESHOLD) { + DBG(SMC_DEBUG_TX, "%s: Disabling data flow due to low FIFO space (%d)\n", + dev->name, free); + spin_lock_irqsave(&lp->lock, flags); + /* Reenable when at least 1 packet of size MTU present */ + SMC_SET_FIFO_TDA((SMC911X_TX_FIFO_LOW_THRESHOLD)/64); + lp->tx_throttle = 1; + netif_stop_queue(dev); + spin_unlock_irqrestore(&lp->lock, flags); + } + + /* Drop packets when we run out of space in TX FIFO + * Account for overhead required for: + * + * Tx command words 8 bytes + * Start offset 15 bytes + * End padding 15 bytes + */ + if (unlikely(free < (skb->len + 8 + 15 + 15))) { + printk("%s: No Tx free space %d < %d\n", + dev->name, free, skb->len); + lp->pending_tx_skb = NULL; + lp->stats.tx_errors++; + lp->stats.tx_dropped++; + dev_kfree_skb(skb); + return 0; + } + +#ifdef SMC_USE_DMA + { + /* If the DMA is already running then defer this packet Tx until + * the DMA IRQ starts it + */ + spin_lock_irqsave(&lp->lock, flags); + if (lp->txdma_active) { + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, "%s: Tx DMA running, deferring packet\n", dev->name); + lp->pending_tx_skb = skb; + netif_stop_queue(dev); + spin_unlock_irqrestore(&lp->lock, flags); + return 0; + } else { + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, "%s: Activating Tx DMA\n", dev->name); + lp->txdma_active = 1; + } + spin_unlock_irqrestore(&lp->lock, flags); + } +#endif + lp->pending_tx_skb = skb; + smc911x_hardware_send_pkt(dev); + + return 0; +} + +/* + * This handles a TX status interrupt, which is only called when: + * - a TX error occurred, or + * - TX of a packet completed. + */ +static void smc911x_tx(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned int tx_status; + + DBG(SMC_DEBUG_FUNC | SMC_DEBUG_TX, "%s: --> %s\n", + dev->name, __FUNCTION__); + + /* Collect the TX status */ + while (((SMC_GET_TX_FIFO_INF() & TX_FIFO_INF_TSUSED_) >> 16) != 0) { + DBG(SMC_DEBUG_TX, "%s: Tx stat FIFO used 0x%04x\n", + dev->name, + (SMC_GET_TX_FIFO_INF() & TX_FIFO_INF_TSUSED_) >> 16); + tx_status = SMC_GET_TX_STS_FIFO(); + lp->stats.tx_packets++; + lp->stats.tx_bytes+=tx_status>>16; + DBG(SMC_DEBUG_TX, "%s: Tx FIFO tag 0x%04x status 0x%04x\n", + dev->name, (tx_status & 0xffff0000) >> 16, + tx_status & 0x0000ffff); + /* count Tx errors, but ignore lost carrier errors when in + * full-duplex mode */ + if ((tx_status & TX_STS_ES_) && !(lp->ctl_rfduplx && + !(tx_status & 0x00000306))) { + lp->stats.tx_errors++; + } + if (tx_status & TX_STS_MANY_COLL_) { + lp->stats.collisions+=16; + lp->stats.tx_aborted_errors++; + } else { + lp->stats.collisions+=(tx_status & TX_STS_COLL_CNT_) >> 3; + } + /* carrier error only has meaning for half-duplex communication */ + if ((tx_status & (TX_STS_LOC_ | TX_STS_NO_CARR_)) && + !lp->ctl_rfduplx) { + lp->stats.tx_carrier_errors++; + } + if (tx_status & TX_STS_LATE_COLL_) { + lp->stats.collisions++; + lp->stats.tx_aborted_errors++; + } + } +} + + +/*---PHY CONTROL AND CONFIGURATION-----------------------------------------*/ +/* + * Reads a register from the MII Management serial interface + */ + +static int smc911x_phy_read(struct net_device *dev, int phyaddr, int phyreg) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int phydata; + + SMC_GET_MII(phyreg, phyaddr, phydata); + + DBG(SMC_DEBUG_MISC, "%s: phyaddr=0x%x, phyreg=0x%02x, phydata=0x%04x\n", + __FUNCTION__, phyaddr, phyreg, phydata); + return phydata; +} + + +/* + * Writes a register to the MII Management serial interface + */ +static void smc911x_phy_write(struct net_device *dev, int phyaddr, int phyreg, + int phydata) +{ + unsigned long ioaddr = dev->base_addr; + + DBG(SMC_DEBUG_MISC, "%s: phyaddr=0x%x, phyreg=0x%x, phydata=0x%x\n", + __FUNCTION__, phyaddr, phyreg, phydata); + + SMC_SET_MII(phyreg, phyaddr, phydata); +} + +/* + * Finds and reports the PHY address (115 and 117 have external + * PHY interface 118 has internal only + */ +static void smc911x_phy_detect(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + int phyaddr; + unsigned int cfg, id1, id2; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + lp->phy_type = 0; + + /* + * Scan all 32 PHY addresses if necessary, starting at + * PHY#1 to PHY#31, and then PHY#0 last. + */ + switch(lp->version) { + case 0x115: + case 0x117: + cfg = SMC_GET_HW_CFG(); + if (cfg & HW_CFG_EXT_PHY_DET_) { + cfg &= ~HW_CFG_PHY_CLK_SEL_; + cfg |= HW_CFG_PHY_CLK_SEL_CLK_DIS_; + SMC_SET_HW_CFG(cfg); + udelay(10); /* Wait for clocks to stop */ + + cfg |= HW_CFG_EXT_PHY_EN_; + SMC_SET_HW_CFG(cfg); + udelay(10); /* Wait for clocks to stop */ + + cfg &= ~HW_CFG_PHY_CLK_SEL_; + cfg |= HW_CFG_PHY_CLK_SEL_EXT_PHY_; + SMC_SET_HW_CFG(cfg); + udelay(10); /* Wait for clocks to stop */ + + cfg |= HW_CFG_SMI_SEL_; + SMC_SET_HW_CFG(cfg); + + for (phyaddr = 1; phyaddr < 32; ++phyaddr) { + + /* Read the PHY identifiers */ + SMC_GET_PHY_ID1(phyaddr & 31, id1); + SMC_GET_PHY_ID2(phyaddr & 31, id2); + + /* Make sure it is a valid identifier */ + if (id1 != 0x0000 && id1 != 0xffff && + id1 != 0x8000 && id2 != 0x0000 && + id2 != 0xffff && id2 != 0x8000) { + /* Save the PHY's address */ + lp->mii.phy_id = phyaddr & 31; + lp->phy_type = id1 << 16 | id2; + break; + } + } + } + default: + /* Internal media only */ + SMC_GET_PHY_ID1(1, id1); + SMC_GET_PHY_ID2(1, id2); + /* Save the PHY's address */ + lp->mii.phy_id = 1; + lp->phy_type = id1 << 16 | id2; + } + + DBG(SMC_DEBUG_MISC, "%s: phy_id1=0x%x, phy_id2=0x%x phyaddr=0x%d\n", + dev->name, id1, id2, lp->mii.phy_id); +} + +/* + * Sets the PHY to a configuration as determined by the user. + * Called with spin_lock held. + */ +static int smc911x_phy_fixed(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int phyaddr = lp->mii.phy_id; + int bmcr; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + /* Enter Link Disable state */ + SMC_GET_PHY_BMCR(phyaddr, bmcr); + bmcr |= BMCR_PDOWN; + SMC_SET_PHY_BMCR(phyaddr, bmcr); + + /* + * Set our fixed capabilities + * Disable auto-negotiation + */ + bmcr &= ~BMCR_ANENABLE; + if (lp->ctl_rfduplx) + bmcr |= BMCR_FULLDPLX; + + if (lp->ctl_rspeed == 100) + bmcr |= BMCR_SPEED100; + + /* Write our capabilities to the phy control register */ + SMC_SET_PHY_BMCR(phyaddr, bmcr); + + /* Re-Configure the Receive/Phy Control register */ + bmcr &= ~BMCR_PDOWN; + SMC_SET_PHY_BMCR(phyaddr, bmcr); + + return 1; +} + +/* + * smc911x_phy_reset - reset the phy + * @dev: net device + * @phy: phy address + * + * Issue a software reset for the specified PHY and + * wait up to 100ms for the reset to complete. We should + * not access the PHY for 50ms after issuing the reset. + * + * The time to wait appears to be dependent on the PHY. + * + */ +static int smc911x_phy_reset(struct net_device *dev, int phy) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int timeout; + unsigned long flags; + unsigned int reg; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s()\n", dev->name, __FUNCTION__); + + spin_lock_irqsave(&lp->lock, flags); + reg = SMC_GET_PMT_CTRL(); + reg &= ~0xfffff030; + reg |= PMT_CTRL_PHY_RST_; + SMC_SET_PMT_CTRL(reg); + spin_unlock_irqrestore(&lp->lock, flags); + for (timeout = 2; timeout; timeout--) { + msleep(50); + spin_lock_irqsave(&lp->lock, flags); + reg = SMC_GET_PMT_CTRL(); + spin_unlock_irqrestore(&lp->lock, flags); + if (!(reg & PMT_CTRL_PHY_RST_)) { + /* extra delay required because the phy may + * not be completed with its reset + * when PHY_BCR_RESET_ is cleared. 256us + * should suffice, but use 500us to be safe + */ + udelay(500); + break; + } + } + + return reg & PMT_CTRL_PHY_RST_; +} + +/* + * smc911x_phy_powerdown - powerdown phy + * @dev: net device + * @phy: phy address + * + * Power down the specified PHY + */ +static void smc911x_phy_powerdown(struct net_device *dev, int phy) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int bmcr; + + /* Enter Link Disable state */ + SMC_GET_PHY_BMCR(phy, bmcr); + bmcr |= BMCR_PDOWN; + SMC_SET_PHY_BMCR(phy, bmcr); +} + +/* + * smc911x_phy_check_media - check the media status and adjust BMCR + * @dev: net device + * @init: set true for initialisation + * + * Select duplex mode depending on negotiation state. This + * also updates our carrier state. + */ +static void smc911x_phy_check_media(struct net_device *dev, int init) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int phyaddr = lp->mii.phy_id; + unsigned int bmcr, cr; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + if (mii_check_media(&lp->mii, netif_msg_link(lp), init)) { + /* duplex state has changed */ + SMC_GET_PHY_BMCR(phyaddr, bmcr); + SMC_GET_MAC_CR(cr); + if (lp->mii.full_duplex) { + DBG(SMC_DEBUG_MISC, "%s: Configuring for full-duplex mode\n", dev->name); + bmcr |= BMCR_FULLDPLX; + cr |= MAC_CR_RCVOWN_; + } else { + DBG(SMC_DEBUG_MISC, "%s: Configuring for half-duplex mode\n", dev->name); + bmcr &= ~BMCR_FULLDPLX; + cr &= ~MAC_CR_RCVOWN_; + } + SMC_SET_PHY_BMCR(phyaddr, bmcr); + SMC_SET_MAC_CR(cr); + } +} + +/* + * Configures the specified PHY through the MII management interface + * using Autonegotiation. + * Calls smc911x_phy_fixed() if the user has requested a certain config. + * If RPC ANEG bit is set, the media selection is dependent purely on + * the selection by the MII (either in the MII BMCR reg or the result + * of autonegotiation.) If the RPC ANEG bit is cleared, the selection + * is controlled by the RPC SPEED and RPC DPLX bits. + */ +static void smc911x_phy_configure(void *data) +{ + struct net_device *dev = data; + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int phyaddr = lp->mii.phy_id; + int my_phy_caps; /* My PHY capabilities */ + int my_ad_caps; /* My Advertised capabilities */ + int status; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s()\n", dev->name, __FUNCTION__); + + /* + * We should not be called if phy_type is zero. + */ + if (lp->phy_type == 0) + goto smc911x_phy_configure_exit; + + if (smc911x_phy_reset(dev, phyaddr)) { + printk("%s: PHY reset timed out\n", dev->name); + goto smc911x_phy_configure_exit; + } + spin_lock_irqsave(&lp->lock, flags); + + /* + * Enable PHY Interrupts (for register 18) + * Interrupts listed here are enabled + */ + SMC_SET_PHY_INT_MASK(phyaddr, PHY_INT_MASK_ENERGY_ON_ | + PHY_INT_MASK_ANEG_COMP_ | PHY_INT_MASK_REMOTE_FAULT_ | + PHY_INT_MASK_LINK_DOWN_); + + /* If the user requested no auto neg, then go set his request */ + if (lp->mii.force_media) { + smc911x_phy_fixed(dev); + goto smc911x_phy_configure_exit; + } + + /* Copy our capabilities from MII_BMSR to MII_ADVERTISE */ + SMC_GET_PHY_BMSR(phyaddr, my_phy_caps); + if (!(my_phy_caps & BMSR_ANEGCAPABLE)) { + printk(KERN_INFO "Auto negotiation NOT supported\n"); + smc911x_phy_fixed(dev); + goto smc911x_phy_configure_exit; + } + + /* CSMA capable w/ both pauses */ + my_ad_caps = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; + + if (my_phy_caps & BMSR_100BASE4) + my_ad_caps |= ADVERTISE_100BASE4; + if (my_phy_caps & BMSR_100FULL) + my_ad_caps |= ADVERTISE_100FULL; + if (my_phy_caps & BMSR_100HALF) + my_ad_caps |= ADVERTISE_100HALF; + if (my_phy_caps & BMSR_10FULL) + my_ad_caps |= ADVERTISE_10FULL; + if (my_phy_caps & BMSR_10HALF) + my_ad_caps |= ADVERTISE_10HALF; + + /* Disable capabilities not selected by our user */ + if (lp->ctl_rspeed != 100) + my_ad_caps &= ~(ADVERTISE_100BASE4|ADVERTISE_100FULL|ADVERTISE_100HALF); + + if (!lp->ctl_rfduplx) + my_ad_caps &= ~(ADVERTISE_100FULL|ADVERTISE_10FULL); + + /* Update our Auto-Neg Advertisement Register */ + SMC_SET_PHY_MII_ADV(phyaddr, my_ad_caps); + lp->mii.advertising = my_ad_caps; + + /* + * Read the register back. Without this, it appears that when + * auto-negotiation is restarted, sometimes it isn't ready and + * the link does not come up. + */ + udelay(10); + SMC_GET_PHY_MII_ADV(phyaddr, status); + + DBG(SMC_DEBUG_MISC, "%s: phy caps=0x%04x\n", dev->name, my_phy_caps); + DBG(SMC_DEBUG_MISC, "%s: phy advertised caps=0x%04x\n", dev->name, my_ad_caps); + + /* Restart auto-negotiation process in order to advertise my caps */ + SMC_SET_PHY_BMCR(phyaddr, BMCR_ANENABLE | BMCR_ANRESTART); + + smc911x_phy_check_media(dev, 1); + +smc911x_phy_configure_exit: + spin_unlock_irqrestore(&lp->lock, flags); + lp->work_pending = 0; +} + +/* + * smc911x_phy_interrupt + * + * Purpose: Handle interrupts relating to PHY register 18. This is + * called from the "hard" interrupt handler under our private spinlock. + */ +static void smc911x_phy_interrupt(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int phyaddr = lp->mii.phy_id; + int status; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + if (lp->phy_type == 0) + return; + + smc911x_phy_check_media(dev, 0); + /* read to clear status bits */ + SMC_GET_PHY_INT_SRC(phyaddr,status); + DBG(SMC_DEBUG_MISC, "%s: PHY interrupt status 0x%04x\n", + dev->name, status & 0xffff); + DBG(SMC_DEBUG_MISC, "%s: AFC_CFG 0x%08x\n", + dev->name, SMC_GET_AFC_CFG()); +} + +/*--- END PHY CONTROL AND CONFIGURATION-------------------------------------*/ + +/* + * This is the main routine of the driver, to handle the device when + * it needs some attention. + */ +static irqreturn_t smc911x_interrupt(int irq, void *dev_id, struct pt_regs *regs) +{ + struct net_device *dev = dev_id; + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned int status, mask, timeout; + unsigned int rx_overrun=0, cr, pkts; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + spin_lock_irqsave(&lp->lock, flags); + + /* Spurious interrupt check */ + if ((SMC_GET_IRQ_CFG() & (INT_CFG_IRQ_INT_ | INT_CFG_IRQ_EN_)) != + (INT_CFG_IRQ_INT_ | INT_CFG_IRQ_EN_)) { + return IRQ_NONE; + } + + mask = SMC_GET_INT_EN(); + SMC_SET_INT_EN(0); + + /* set a timeout value, so I don't stay here forever */ + timeout = 8; + + + do { + status = SMC_GET_INT(); + + DBG(SMC_DEBUG_MISC, "%s: INT 0x%08x MASK 0x%08x OUTSIDE MASK 0x%08x\n", + dev->name, status, mask, status & ~mask); + + status &= mask; + if (!status) + break; + + /* Handle SW interrupt condition */ + if (status & INT_STS_SW_INT_) { + SMC_ACK_INT(INT_STS_SW_INT_); + mask &= ~INT_EN_SW_INT_EN_; + } + /* Handle various error conditions */ + if (status & INT_STS_RXE_) { + SMC_ACK_INT(INT_STS_RXE_); + lp->stats.rx_errors++; + } + if (status & INT_STS_RXDFH_INT_) { + SMC_ACK_INT(INT_STS_RXDFH_INT_); + lp->stats.rx_dropped+=SMC_GET_RX_DROP(); + } + /* Undocumented interrupt-what is the right thing to do here? */ + if (status & INT_STS_RXDF_INT_) { + SMC_ACK_INT(INT_STS_RXDF_INT_); + } + + /* Rx Data FIFO exceeds set level */ + if (status & INT_STS_RDFL_) { + if (IS_REV_A(lp->revision)) { + rx_overrun=1; + SMC_GET_MAC_CR(cr); + cr &= ~MAC_CR_RXEN_; + SMC_SET_MAC_CR(cr); + DBG(SMC_DEBUG_RX, "%s: RX overrun\n", dev->name); + lp->stats.rx_errors++; + lp->stats.rx_fifo_errors++; + } + SMC_ACK_INT(INT_STS_RDFL_); + } + if (status & INT_STS_RDFO_) { + if (!IS_REV_A(lp->revision)) { + SMC_GET_MAC_CR(cr); + cr &= ~MAC_CR_RXEN_; + SMC_SET_MAC_CR(cr); + rx_overrun=1; + DBG(SMC_DEBUG_RX, "%s: RX overrun\n", dev->name); + lp->stats.rx_errors++; + lp->stats.rx_fifo_errors++; + } + SMC_ACK_INT(INT_STS_RDFO_); + } + /* Handle receive condition */ + if ((status & INT_STS_RSFL_) || rx_overrun) { + unsigned int fifo; + DBG(SMC_DEBUG_RX, "%s: RX irq\n", dev->name); + fifo = SMC_GET_RX_FIFO_INF(); + pkts = (fifo & RX_FIFO_INF_RXSUSED_) >> 16; + DBG(SMC_DEBUG_RX, "%s: Rx FIFO pkts %d, bytes %d\n", + dev->name, pkts, fifo & 0xFFFF ); + if (pkts != 0) { +#ifdef SMC_USE_DMA + unsigned int fifo; + if (lp->rxdma_active){ + DBG(SMC_DEBUG_RX | SMC_DEBUG_DMA, + "%s: RX DMA active\n", dev->name); + /* The DMA is already running so up the IRQ threshold */ + fifo = SMC_GET_FIFO_INT() & ~0xFF; + fifo |= pkts & 0xFF; + DBG(SMC_DEBUG_RX, + "%s: Setting RX stat FIFO threshold to %d\n", + dev->name, fifo & 0xff); + SMC_SET_FIFO_INT(fifo); + } else +#endif + smc911x_rcv(dev); + } + SMC_ACK_INT(INT_STS_RSFL_); + } + /* Handle transmit FIFO available */ + if (status & INT_STS_TDFA_) { + DBG(SMC_DEBUG_TX, "%s: TX data FIFO space available irq\n", dev->name); + SMC_SET_FIFO_TDA(0xFF); + lp->tx_throttle = 0; +#ifdef SMC_USE_DMA + if (!lp->txdma_active) +#endif + netif_wake_queue(dev); + SMC_ACK_INT(INT_STS_TDFA_); + } + /* Handle transmit done condition */ +#if 1 + if (status & (INT_STS_TSFL_ | INT_STS_GPT_INT_)) { + DBG(SMC_DEBUG_TX | SMC_DEBUG_MISC, + "%s: Tx stat FIFO limit (%d) /GPT irq\n", + dev->name, (SMC_GET_FIFO_INT() & 0x00ff0000) >> 16); + smc911x_tx(dev); + SMC_SET_GPT_CFG(GPT_CFG_TIMER_EN_ | 10000); + SMC_ACK_INT(INT_STS_TSFL_); + SMC_ACK_INT(INT_STS_TSFL_ | INT_STS_GPT_INT_); + } +#else + if (status & INT_STS_TSFL_) { + DBG(SMC_DEBUG_TX, "%s: TX status FIFO limit (%d) irq \n", dev->name, ); + smc911x_tx(dev); + SMC_ACK_INT(INT_STS_TSFL_); + } + + if (status & INT_STS_GPT_INT_) { + DBG(SMC_DEBUG_RX, "%s: IRQ_CFG 0x%08x FIFO_INT 0x%08x RX_CFG 0x%08x\n", + dev->name, + SMC_GET_IRQ_CFG(), + SMC_GET_FIFO_INT(), + SMC_GET_RX_CFG()); + DBG(SMC_DEBUG_RX, "%s: Rx Stat FIFO Used 0x%02x " + "Data FIFO Used 0x%04x Stat FIFO 0x%08x\n", + dev->name, + (SMC_GET_RX_FIFO_INF() & 0x00ff0000) >> 16, + SMC_GET_RX_FIFO_INF() & 0xffff, + SMC_GET_RX_STS_FIFO_PEEK()); + SMC_SET_GPT_CFG(GPT_CFG_TIMER_EN_ | 10000); + SMC_ACK_INT(INT_STS_GPT_INT_); + } +#endif + + /* Handle PHY interupt condition */ + if (status & INT_STS_PHY_INT_) { + DBG(SMC_DEBUG_MISC, "%s: PHY irq\n", dev->name); + smc911x_phy_interrupt(dev); + SMC_ACK_INT(INT_STS_PHY_INT_); + } + } while (--timeout); + + /* restore mask state */ + SMC_SET_INT_EN(mask); + + DBG(SMC_DEBUG_MISC, "%s: Interrupt done (%d loops)\n", + dev->name, 8-timeout); + + spin_unlock_irqrestore(&lp->lock, flags); + + DBG(3, "%s: Interrupt done (%d loops)\n", dev->name, 8-timeout); + + return IRQ_HANDLED; +} + +#ifdef SMC_USE_DMA +static void +smc911x_tx_dma_irq(int dma, void *data, struct pt_regs *regs) +{ + struct net_device *dev = (struct net_device *)data; + struct smc911x_local *lp = netdev_priv(dev); + struct sk_buff *skb = lp->current_tx_skb; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, "%s: TX DMA irq handler\n", dev->name); + /* Clear the DMA interrupt sources */ + SMC_DMA_ACK_IRQ(dev, dma); + BUG_ON(skb == NULL); + dma_unmap_single(NULL, tx_dmabuf, tx_dmalen, DMA_TO_DEVICE); + dev->trans_start = jiffies; + dev_kfree_skb_irq(skb); + lp->current_tx_skb = NULL; + if (lp->pending_tx_skb != NULL) + smc911x_hardware_send_pkt(dev); + else { + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, + "%s: No pending Tx packets. DMA disabled\n", dev->name); + spin_lock_irqsave(&lp->lock, flags); + lp->txdma_active = 0; + if (!lp->tx_throttle) { + netif_wake_queue(dev); + } + spin_unlock_irqrestore(&lp->lock, flags); + } + + DBG(SMC_DEBUG_TX | SMC_DEBUG_DMA, + "%s: TX DMA irq completed\n", dev->name); +} +static void +smc911x_rx_dma_irq(int dma, void *data, struct pt_regs *regs) +{ + struct net_device *dev = (struct net_device *)data; + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + struct sk_buff *skb = lp->current_rx_skb; + unsigned long flags; + unsigned int pkts; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + DBG(SMC_DEBUG_RX | SMC_DEBUG_DMA, "%s: RX DMA irq handler\n", dev->name); + /* Clear the DMA interrupt sources */ + SMC_DMA_ACK_IRQ(dev, dma); + dma_unmap_single(NULL, rx_dmabuf, rx_dmalen, DMA_FROM_DEVICE); + BUG_ON(skb == NULL); + lp->current_rx_skb = NULL; + PRINT_PKT(skb->data, skb->len); + dev->last_rx = jiffies; + skb->dev = dev; + skb->protocol = eth_type_trans(skb, dev); + netif_rx(skb); + lp->stats.rx_packets++; + lp->stats.rx_bytes += skb->len; + + spin_lock_irqsave(&lp->lock, flags); + pkts = (SMC_GET_RX_FIFO_INF() & RX_FIFO_INF_RXSUSED_) >> 16; + if (pkts != 0) { + smc911x_rcv(dev); + }else { + lp->rxdma_active = 0; + } + spin_unlock_irqrestore(&lp->lock, flags); + DBG(SMC_DEBUG_RX | SMC_DEBUG_DMA, + "%s: RX DMA irq completed. DMA RX FIFO PKTS %d\n", + dev->name, pkts); +} +#endif /* SMC_USE_DMA */ + +#ifdef CONFIG_NET_POLL_CONTROLLER +/* + * Polling receive - used by netconsole and other diagnostic tools + * to allow network i/o with interrupts disabled. + */ +static void smc911x_poll_controller(struct net_device *dev) +{ + disable_irq(dev->irq); + smc911x_interrupt(dev->irq, dev, NULL); + enable_irq(dev->irq); +} +#endif + +/* Our watchdog timed out. Called by the networking layer */ +static void smc911x_timeout(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int status, mask; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + spin_lock_irqsave(&lp->lock, flags); + status = SMC_GET_INT(); + mask = SMC_GET_INT_EN(); + spin_unlock_irqrestore(&lp->lock, flags); + DBG(SMC_DEBUG_MISC, "%s: INT 0x%02x MASK 0x%02x \n", + dev->name, status, mask); + + /* Dump the current TX FIFO contents and restart */ + mask = SMC_GET_TX_CFG(); + SMC_SET_TX_CFG(mask | TX_CFG_TXS_DUMP_ | TX_CFG_TXD_DUMP_); + /* + * Reconfiguring the PHY doesn't seem like a bad idea here, but + * smc911x_phy_configure() calls msleep() which calls schedule_timeout() + * which calls schedule(). Hence we use a work queue. + */ + if (lp->phy_type != 0) { + if (schedule_work(&lp->phy_configure)) { + lp->work_pending = 1; + } + } + + /* We can accept TX packets again */ + dev->trans_start = jiffies; + netif_wake_queue(dev); +} + +/* + * This routine will, depending on the values passed to it, + * either make it accept multicast packets, go into + * promiscuous mode (for TCPDUMP and cousins) or accept + * a select set of multicast packets + */ +static void smc911x_set_multicast_list(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + unsigned int multicast_table[2]; + unsigned int mcr, update_multicast = 0; + unsigned long flags; + /* table for flipping the order of 5 bits */ + static const unsigned char invert5[] = + {0x00, 0x10, 0x08, 0x18, 0x04, 0x14, 0x0C, 0x1C, + 0x02, 0x12, 0x0A, 0x1A, 0x06, 0x16, 0x0E, 0x1E, + 0x01, 0x11, 0x09, 0x19, 0x05, 0x15, 0x0D, 0x1D, + 0x03, 0x13, 0x0B, 0x1B, 0x07, 0x17, 0x0F, 0x1F}; + + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MAC_CR(mcr); + spin_unlock_irqrestore(&lp->lock, flags); + + if (dev->flags & IFF_PROMISC) { + + DBG(SMC_DEBUG_MISC, "%s: RCR_PRMS\n", dev->name); + mcr |= MAC_CR_PRMS_; + } + /* + * Here, I am setting this to accept all multicast packets. + * I don't need to zero the multicast table, because the flag is + * checked before the table is + */ + else if (dev->flags & IFF_ALLMULTI || dev->mc_count > 16) { + DBG(SMC_DEBUG_MISC, "%s: RCR_ALMUL\n", dev->name); + mcr |= MAC_CR_MCPAS_; + } + + /* + * This sets the internal hardware table to filter out unwanted + * multicast packets before they take up memory. + * + * The SMC chip uses a hash table where the high 6 bits of the CRC of + * address are the offset into the table. If that bit is 1, then the + * multicast packet is accepted. Otherwise, it's dropped silently. + * + * To use the 6 bits as an offset into the table, the high 1 bit is + * the number of the 32 bit register, while the low 5 bits are the bit + * within that register. + */ + else if (dev->mc_count) { + int i; + struct dev_mc_list *cur_addr; + + /* Set the Hash perfec mode */ + mcr |= MAC_CR_HPFILT_; + + /* start with a table of all zeros: reject all */ + memset(multicast_table, 0, sizeof(multicast_table)); + + cur_addr = dev->mc_list; + for (i = 0; i < dev->mc_count; i++, cur_addr = cur_addr->next) { + int position; + + /* do we have a pointer here? */ + if (!cur_addr) + break; + /* make sure this is a multicast address - + shouldn't this be a given if we have it here ? */ + if (!(*cur_addr->dmi_addr & 1)) + continue; + + /* only use the low order bits */ + position = crc32_le(~0, cur_addr->dmi_addr, 6) & 0x3f; + + /* do some messy swapping to put the bit in the right spot */ + multicast_table[invert5[position&0x1F]&0x1] |= + (1<<invert5[(position>>1)&0x1F]); + } + + /* be sure I get rid of flags I might have set */ + mcr &= ~(MAC_CR_PRMS_ | MAC_CR_MCPAS_); + + /* now, the table can be loaded into the chipset */ + update_multicast = 1; + } else { + DBG(SMC_DEBUG_MISC, "%s: ~(MAC_CR_PRMS_|MAC_CR_MCPAS_)\n", + dev->name); + mcr &= ~(MAC_CR_PRMS_ | MAC_CR_MCPAS_); + + /* + * since I'm disabling all multicast entirely, I need to + * clear the multicast list + */ + memset(multicast_table, 0, sizeof(multicast_table)); + update_multicast = 1; + } + + spin_lock_irqsave(&lp->lock, flags); + SMC_SET_MAC_CR(mcr); + if (update_multicast) { + DBG(SMC_DEBUG_MISC, + "%s: update mcast hash table 0x%08x 0x%08x\n", + dev->name, multicast_table[0], multicast_table[1]); + SMC_SET_HASHL(multicast_table[0]); + SMC_SET_HASHH(multicast_table[1]); + } + spin_unlock_irqrestore(&lp->lock, flags); +} + + +/* + * Open and Initialize the board + * + * Set up everything, reset the card, etc.. + */ +static int +smc911x_open(struct net_device *dev) +{ + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + /* + * Check that the address is valid. If its not, refuse + * to bring the device up. The user must specify an + * address using ifconfig eth0 hw ether xx:xx:xx:xx:xx:xx + */ + if (!is_valid_ether_addr(dev->dev_addr)) { + PRINTK("%s: no valid ethernet hw addr\n", __FUNCTION__); + return -EINVAL; + } + + /* reset the hardware */ + smc911x_reset(dev); + + /* Configure the PHY, initialize the link state */ + smc911x_phy_configure(dev); + + /* Turn on Tx + Rx */ + smc911x_enable(dev); + + netif_start_queue(dev); + + return 0; +} + +/* + * smc911x_close + * + * this makes the board clean up everything that it can + * and not talk to the outside world. Caused by + * an 'ifconfig ethX down' + */ +static int smc911x_close(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + netif_stop_queue(dev); + netif_carrier_off(dev); + + /* clear everything */ + smc911x_shutdown(dev); + + if (lp->phy_type != 0) { + /* We need to ensure that no calls to + * smc911x_phy_configure are pending. + + * flush_scheduled_work() cannot be called because we + * are running with the netlink semaphore held (from + * devinet_ioctl()) and the pending work queue + * contains linkwatch_event() (scheduled by + * netif_carrier_off() above). linkwatch_event() also + * wants the netlink semaphore. + */ + while (lp->work_pending) + schedule(); + smc911x_phy_powerdown(dev, lp->mii.phy_id); + } + + if (lp->pending_tx_skb) { + dev_kfree_skb(lp->pending_tx_skb); + lp->pending_tx_skb = NULL; + } + + return 0; +} + +/* + * Get the current statistics. + * This may be called with the card open or closed. + */ +static struct net_device_stats *smc911x_query_statistics(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + + return &lp->stats; +} + +/* + * Ethtool support + */ +static int +smc911x_ethtool_getsettings(struct net_device *dev, struct ethtool_cmd *cmd) +{ + struct smc911x_local *lp = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int ret, status; + unsigned long flags; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + cmd->maxtxpkt = 1; + cmd->maxrxpkt = 1; + + if (lp->phy_type != 0) { + spin_lock_irqsave(&lp->lock, flags); + ret = mii_ethtool_gset(&lp->mii, cmd); + spin_unlock_irqrestore(&lp->lock, flags); + } else { + cmd->supported = SUPPORTED_10baseT_Half | + SUPPORTED_10baseT_Full | + SUPPORTED_TP | SUPPORTED_AUI; + + if (lp->ctl_rspeed == 10) + cmd->speed = SPEED_10; + else if (lp->ctl_rspeed == 100) + cmd->speed = SPEED_100; + + cmd->autoneg = AUTONEG_DISABLE; + if (lp->mii.phy_id==1) + cmd->transceiver = XCVR_INTERNAL; + else + cmd->transceiver = XCVR_EXTERNAL; + cmd->port = 0; + SMC_GET_PHY_SPECIAL(lp->mii.phy_id, status); + cmd->duplex = + (status & (PHY_SPECIAL_SPD_10FULL_ | PHY_SPECIAL_SPD_100FULL_)) ? + DUPLEX_FULL : DUPLEX_HALF; + ret = 0; + } + + return ret; +} + +static int +smc911x_ethtool_setsettings(struct net_device *dev, struct ethtool_cmd *cmd) +{ + struct smc911x_local *lp = netdev_priv(dev); + int ret; + unsigned long flags; + + if (lp->phy_type != 0) { + spin_lock_irqsave(&lp->lock, flags); + ret = mii_ethtool_sset(&lp->mii, cmd); + spin_unlock_irqrestore(&lp->lock, flags); + } else { + if (cmd->autoneg != AUTONEG_DISABLE || + cmd->speed != SPEED_10 || + (cmd->duplex != DUPLEX_HALF && cmd->duplex != DUPLEX_FULL) || + (cmd->port != PORT_TP && cmd->port != PORT_AUI)) + return -EINVAL; + + lp->ctl_rfduplx = cmd->duplex == DUPLEX_FULL; + + ret = 0; + } + + return ret; +} + +static void +smc911x_ethtool_getdrvinfo(struct net_device *dev, struct ethtool_drvinfo *info) +{ + strncpy(info->driver, CARDNAME, sizeof(info->driver)); + strncpy(info->version, version, sizeof(info->version)); + strncpy(info->bus_info, dev->class_dev.dev->bus_id, sizeof(info->bus_info)); +} + +static int smc911x_ethtool_nwayreset(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + int ret = -EINVAL; + unsigned long flags; + + if (lp->phy_type != 0) { + spin_lock_irqsave(&lp->lock, flags); + ret = mii_nway_restart(&lp->mii); + spin_unlock_irqrestore(&lp->lock, flags); + } + + return ret; +} + +static u32 smc911x_ethtool_getmsglevel(struct net_device *dev) +{ + struct smc911x_local *lp = netdev_priv(dev); + return lp->msg_enable; +} + +static void smc911x_ethtool_setmsglevel(struct net_device *dev, u32 level) +{ + struct smc911x_local *lp = netdev_priv(dev); + lp->msg_enable = level; +} + +static int smc911x_ethtool_getregslen(struct net_device *dev) +{ + /* System regs + MAC regs + PHY regs */ + return (((E2P_CMD - ID_REV)/4 + 1) + + (WUCSR - MAC_CR)+1 + 32) * sizeof(u32); +} + +static void smc911x_ethtool_getregs(struct net_device *dev, + struct ethtool_regs* regs, void *buf) +{ + unsigned long ioaddr = dev->base_addr; + struct smc911x_local *lp = netdev_priv(dev); + unsigned long flags; + u32 reg,i,j=0; + u32 *data = (u32*)buf; + + regs->version = lp->version; + for(i=ID_REV;i<=E2P_CMD;i+=4) { + data[j++] = SMC_inl(ioaddr,i); + } + for(i=MAC_CR;i<=WUCSR;i++) { + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MAC_CSR(i, reg); + spin_unlock_irqrestore(&lp->lock, flags); + data[j++] = reg; + } + for(i=0;i<=31;i++) { + spin_lock_irqsave(&lp->lock, flags); + SMC_GET_MII(i, lp->mii.phy_id, reg); + spin_unlock_irqrestore(&lp->lock, flags); + data[j++] = reg & 0xFFFF; + } +} + +static int smc911x_ethtool_wait_eeprom_ready(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int timeout; + int e2p_cmd; + + e2p_cmd = SMC_GET_E2P_CMD(); + for(timeout=10;(e2p_cmd & E2P_CMD_EPC_BUSY_) && timeout; timeout--) { + if (e2p_cmd & E2P_CMD_EPC_TIMEOUT_) { + PRINTK("%s: %s timeout waiting for EEPROM to respond\n", + dev->name, __FUNCTION__); + return -EFAULT; + } + mdelay(1); + e2p_cmd = SMC_GET_E2P_CMD(); + } + if (timeout == 0) { + PRINTK("%s: %s timeout waiting for EEPROM CMD not busy\n", + dev->name, __FUNCTION__); + return -ETIMEDOUT; + } + return 0; +} + +static inline int smc911x_ethtool_write_eeprom_cmd(struct net_device *dev, + int cmd, int addr) +{ + unsigned long ioaddr = dev->base_addr; + int ret; + + if ((ret = smc911x_ethtool_wait_eeprom_ready(dev))!=0) + return ret; + SMC_SET_E2P_CMD(E2P_CMD_EPC_BUSY_ | + ((cmd) & (0x7<<28)) | + ((addr) & 0xFF)); + return 0; +} + +static inline int smc911x_ethtool_read_eeprom_byte(struct net_device *dev, + u8 *data) +{ + unsigned long ioaddr = dev->base_addr; + int ret; + + if ((ret = smc911x_ethtool_wait_eeprom_ready(dev))!=0) + return ret; + *data = SMC_GET_E2P_DATA(); + return 0; +} + +static inline int smc911x_ethtool_write_eeprom_byte(struct net_device *dev, + u8 data) +{ + unsigned long ioaddr = dev->base_addr; + int ret; + + if ((ret = smc911x_ethtool_wait_eeprom_ready(dev))!=0) + return ret; + SMC_SET_E2P_DATA(data); + return 0; +} + +static int smc911x_ethtool_geteeprom(struct net_device *dev, + struct ethtool_eeprom *eeprom, u8 *data) +{ + u8 eebuf[SMC911X_EEPROM_LEN]; + int i, ret; + + for(i=0;i<SMC911X_EEPROM_LEN;i++) { + if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_READ_, i ))!=0) + return ret; + if ((ret=smc911x_ethtool_read_eeprom_byte(dev, &eebuf[i]))!=0) + return ret; + } + memcpy(data, eebuf+eeprom->offset, eeprom->len); + return 0; +} + +static int smc911x_ethtool_seteeprom(struct net_device *dev, + struct ethtool_eeprom *eeprom, u8 *data) +{ + int i, ret; + + /* Enable erase */ + if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_EWEN_, 0 ))!=0) + return ret; + for(i=eeprom->offset;i<(eeprom->offset+eeprom->len);i++) { + /* erase byte */ + if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_ERASE_, i ))!=0) + return ret; + /* write byte */ + if ((ret=smc911x_ethtool_write_eeprom_byte(dev, *data))!=0) + return ret; + if ((ret=smc911x_ethtool_write_eeprom_cmd(dev, E2P_CMD_EPC_CMD_WRITE_, i ))!=0) + return ret; + } + return 0; +} + +static int smc911x_ethtool_geteeprom_len(struct net_device *dev) +{ + return SMC911X_EEPROM_LEN; +} + +static struct ethtool_ops smc911x_ethtool_ops = { + .get_settings = smc911x_ethtool_getsettings, + .set_settings = smc911x_ethtool_setsettings, + .get_drvinfo = smc911x_ethtool_getdrvinfo, + .get_msglevel = smc911x_ethtool_getmsglevel, + .set_msglevel = smc911x_ethtool_setmsglevel, + .nway_reset = smc911x_ethtool_nwayreset, + .get_link = ethtool_op_get_link, + .get_regs_len = smc911x_ethtool_getregslen, + .get_regs = smc911x_ethtool_getregs, + .get_eeprom_len = smc911x_ethtool_geteeprom_len, + .get_eeprom = smc911x_ethtool_geteeprom, + .set_eeprom = smc911x_ethtool_seteeprom, +}; + +/* + * smc911x_findirq + * + * This routine has a simple purpose -- make the SMC chip generate an + * interrupt, so an auto-detect routine can detect it, and find the IRQ, + */ +static int __init smc911x_findirq(unsigned long ioaddr) +{ + int timeout = 20; + unsigned long cookie; + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + + cookie = probe_irq_on(); + + /* + * Force a SW interrupt + */ + + SMC_SET_INT_EN(INT_EN_SW_INT_EN_); + + /* + * Wait until positive that the interrupt has been generated + */ + do { + int int_status; + udelay(10); + int_status = SMC_GET_INT_EN(); + if (int_status & INT_EN_SW_INT_EN_) + break; /* got the interrupt */ + } while (--timeout); + + /* + * there is really nothing that I can do here if timeout fails, + * as autoirq_report will return a 0 anyway, which is what I + * want in this case. Plus, the clean up is needed in both + * cases. + */ + + /* and disable all interrupts again */ + SMC_SET_INT_EN(0); + + /* and return what I found */ + return probe_irq_off(cookie); +} + +/* + * Function: smc911x_probe(unsigned long ioaddr) + * + * Purpose: + * Tests to see if a given ioaddr points to an SMC911x chip. + * Returns a 0 on success + * + * Algorithm: + * (1) see if the endian word is OK + * (1) see if I recognize the chip ID in the appropriate register + * + * Here I do typical initialization tasks. + * + * o Initialize the structure if needed + * o print out my vanity message if not done so already + * o print out what type of hardware is detected + * o print out the ethernet address + * o find the IRQ + * o set up my private data + * o configure the dev structure with my subroutines + * o actually GRAB the irq. + * o GRAB the region + */ +static int __init smc911x_probe(struct net_device *dev, unsigned long ioaddr) +{ + struct smc911x_local *lp = netdev_priv(dev); + int i, retval; + unsigned int val, chip_id, revision; + const char *version_string; + + DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__); + + /* First, see if the endian word is recognized */ + val = SMC_GET_BYTE_TEST(); + DBG(SMC_DEBUG_MISC, "%s: endian probe returned 0x%04x\n", CARDNAME, val); + if (val != 0x87654321) { + printk(KERN_ERR "Invalid chip endian 0x08%x\n",val); + retval = -ENODEV; + goto err_out; + } + + /* + * check if the revision register is something that I + * recognize. These might need to be added to later, + * as future revisions could be added. + */ + chip_id = SMC_GET_PN(); + DBG(SMC_DEBUG_MISC, "%s: id probe returned 0x%04x\n", CARDNAME, chip_id); + for(i=0;chip_ids[i].id != 0; i++) { + if (chip_ids[i].id == chip_id) break; + } + if (!chip_ids[i].id) { + printk(KERN_ERR "Unknown chip ID %04x\n", chip_id); + retval = -ENODEV; + goto err_out; + } + version_string = chip_ids[i].name; + + revision = SMC_GET_REV(); + DBG(SMC_DEBUG_MISC, "%s: revision = 0x%04x\n", CARDNAME, revision); + + /* At this point I'll assume that the chip is an SMC911x. */ + DBG(SMC_DEBUG_MISC, "%s: Found a %s\n", CARDNAME, chip_ids[i].name); + + /* Validate the TX FIFO size requested */ + if ((tx_fifo_kb < 2) || (tx_fifo_kb > 14)) { + printk(KERN_ERR "Invalid TX FIFO size requested %d\n", tx_fifo_kb); + retval = -EINVAL; + goto err_out; + } + + /* fill in some of the fields */ + dev->base_addr = ioaddr; + lp->version = chip_ids[i].id; + lp->revision = revision; + lp->tx_fifo_kb = tx_fifo_kb; + /* Reverse calculate the RX FIFO size from the TX */ + lp->tx_fifo_size=(lp->tx_fifo_kb<<10) - 512; + lp->rx_fifo_size= ((0x4000 - 512 - lp->tx_fifo_size) / 16) * 15; + + /* Set the automatic flow control values */ + switch(lp->tx_fifo_kb) { + /* + * AFC_HI is about ((Rx Data Fifo Size)*2/3)/64 + * AFC_LO is AFC_HI/2 + * BACK_DUR is about 5uS*(AFC_LO) rounded down + */ + case 2:/* 13440 Rx Data Fifo Size */ + lp->afc_cfg=0x008C46AF;break; + case 3:/* 12480 Rx Data Fifo Size */ + lp->afc_cfg=0x0082419F;break; + case 4:/* 11520 Rx Data Fifo Size */ + lp->afc_cfg=0x00783C9F;break; + case 5:/* 10560 Rx Data Fifo Size */ + lp->afc_cfg=0x006E374F;break; + case 6:/* 9600 Rx Data Fifo Size */ + lp->afc_cfg=0x0064328F;break; + case 7:/* 8640 Rx Data Fifo Size */ + lp->afc_cfg=0x005A2D7F;break; + case 8:/* 7680 Rx Data Fifo Size */ + lp->afc_cfg=0x0050287F;break; + case 9:/* 6720 Rx Data Fifo Size */ + lp->afc_cfg=0x0046236F;break; + case 10:/* 5760 Rx Data Fifo Size */ + lp->afc_cfg=0x003C1E6F;break; + case 11:/* 4800 Rx Data Fifo Size */ + lp->afc_cfg=0x0032195F;break; + /* + * AFC_HI is ~1520 bytes less than RX Data Fifo Size + * AFC_LO is AFC_HI/2 + * BACK_DUR is about 5uS*(AFC_LO) rounded down + */ + case 12:/* 3840 Rx Data Fifo Size */ + lp->afc_cfg=0x0024124F;break; + case 13:/* 2880 Rx Data Fifo Size */ + lp->afc_cfg=0x0015073F;break; + case 14:/* 1920 Rx Data Fifo Size */ + lp->afc_cfg=0x0006032F;break; + default: + PRINTK("%s: ERROR -- no AFC_CFG setting found", + dev->name); + break; + } + + DBG(SMC_DEBUG_MISC | SMC_DEBUG_TX | SMC_DEBUG_RX, + "%s: tx_fifo %d rx_fifo %d afc_cfg 0x%08x\n", CARDNAME, + lp->tx_fifo_size, lp->rx_fifo_size, lp->afc_cfg); + + spin_lock_init(&lp->lock); + + /* Get the MAC address */ + SMC_GET_MAC_ADDR(dev->dev_addr); + + /* now, reset the chip, and put it into a known state */ + smc911x_reset(dev); + + /* + * If dev->irq is 0, then the device has to be banged on to see + * what the IRQ is. + * + * Specifying an IRQ is done with the assumption that the user knows + * what (s)he is doing. No checking is done!!!! + */ + if (dev->irq < 1) { + int trials; + + trials = 3; + while (trials--) { + dev->irq = smc911x_findirq(ioaddr); + if (dev->irq) + break; + /* kick the card and try again */ + smc911x_reset(dev); + } + } + if (dev->irq == 0) { + printk("%s: Couldn't autodetect your IRQ. Use irq=xx.\n", + dev->name); + retval = -ENODEV; + goto err_out; + } + dev->irq = irq_canonicalize(dev->irq); + + /* Fill in the fields of the device structure with ethernet values. */ + ether_setup(dev); + + dev->open = smc911x_open; + dev->stop = smc911x_close; + dev->hard_start_xmit = smc911x_hard_start_xmit; + dev->tx_timeout = smc911x_timeout; + dev->watchdog_timeo = msecs_to_jiffies(watchdog); + dev->get_stats = smc911x_query_statistics; + dev->set_multicast_list = smc911x_set_multicast_list; + dev->ethtool_ops = &smc911x_ethtool_ops; +#ifdef CONFIG_NET_POLL_CONTROLLER + dev->poll_controller = smc911x_poll_controller; +#endif + + INIT_WORK(&lp->phy_configure, smc911x_phy_configure, dev); + lp->mii.phy_id_mask = 0x1f; + lp->mii.reg_num_mask = 0x1f; + lp->mii.force_media = 0; + lp->mii.full_duplex = 0; + lp->mii.dev = dev; + lp->mii.mdio_read = smc911x_phy_read; + lp->mii.mdio_write = smc911x_phy_write; + + /* + * Locate the phy, if any. + */ + smc911x_phy_detect(dev); + + /* Set default parameters */ + lp->msg_enable = NETIF_MSG_LINK; + lp->ctl_rfduplx = 1; + lp->ctl_rspeed = 100; + + /* Grab the IRQ */ + retval = request_irq(dev->irq, &smc911x_interrupt, SA_SHIRQ, dev->name, dev); + if (retval) + goto err_out; + + set_irq_type(dev->irq, IRQT_FALLING); + +#ifdef SMC_USE_DMA + lp->rxdma = SMC_DMA_REQUEST(dev, smc911x_rx_dma_irq); + lp->txdma = SMC_DMA_REQUEST(dev, smc911x_tx_dma_irq); + lp->rxdma_active = 0; + lp->txdma_active = 0; + dev->dma = lp->rxdma; +#endif + + retval = register_netdev(dev); + if (retval == 0) { + /* now, print out the card info, in a short format.. */ + printk("%s: %s (rev %d) at %#lx IRQ %d", + dev->name, version_string, lp->revision, + dev->base_addr, dev->irq); + +#ifdef SMC_USE_DMA + if (lp->rxdma != -1) + printk(" RXDMA %d ", lp->rxdma); + + if (lp->txdma != -1) + printk("TXDMA %d", lp->txdma); +#endif + printk("\n"); + if (!is_valid_ether_addr(dev->dev_addr)) { + printk("%s: Invalid ethernet MAC address. Please " + "set using ifconfig\n", dev->name); + } else { + /* Print the Ethernet address */ + printk("%s: Ethernet addr: ", dev->name); + for (i = 0; i < 5; i++) + printk("%2.2x:", dev->dev_addr[i]); + printk("%2.2x\n", dev->dev_addr[5]); + } + + if (lp->phy_type == 0) { + PRINTK("%s: No PHY found\n", dev->name); + } else if ((lp->phy_type & ~0xff) == LAN911X_INTERNAL_PHY_ID) { + PRINTK("%s: LAN911x Internal PHY\n", dev->name); + } else { + PRINTK("%s: External PHY 0x%08x\n", dev->name, lp->phy_type); + } + } + +err_out: +#ifdef SMC_USE_DMA + if (retval) { + if (lp->rxdma != -1) { + SMC_DMA_FREE(dev, lp->rxdma); + } + if (lp->txdma != -1) { + SMC_DMA_FREE(dev, lp->txdma); + } + } +#endif + return retval; +} + +/* + * smc911x_init(void) + * + * Output: + * 0 --> there is a device + * anything else, error + */ +static int smc911x_drv_probe(struct platform_device *pdev) +{ + struct net_device *ndev; + struct resource *res; + unsigned int *addr; + int ret; + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + ret = -ENODEV; + goto out; + } + + /* + * Request the regions. + */ + if (!request_mem_region(res->start, SMC911X_IO_EXTENT, CARDNAME)) { + ret = -EBUSY; + goto out; + } + + ndev = alloc_etherdev(sizeof(struct smc911x_local)); + if (!ndev) { + printk("%s: could not allocate device.\n", CARDNAME); + ret = -ENOMEM; + goto release_1; + } + SET_MODULE_OWNER(ndev); + SET_NETDEV_DEV(ndev, &pdev->dev); + + ndev->dma = (unsigned char)-1; + ndev->irq = platform_get_irq(pdev, 0); + + addr = ioremap(res->start, SMC911X_IO_EXTENT); + if (!addr) { + ret = -ENOMEM; + goto release_both; + } + + platform_set_drvdata(pdev, ndev); + ret = smc911x_probe(ndev, (unsigned long)addr); + if (ret != 0) { + platform_set_drvdata(pdev, NULL); + iounmap(addr); +release_both: + free_netdev(ndev); +release_1: + release_mem_region(res->start, SMC911X_IO_EXTENT); +out: + printk("%s: not found (%d).\n", CARDNAME, ret); + } +#ifdef SMC_USE_DMA + else { + struct smc911x_local *lp = netdev_priv(ndev); + lp->physaddr = res->start; + lp->dev = &pdev->dev; + } +#endif + + return ret; +} + +static int smc911x_drv_remove(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct resource *res; + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + platform_set_drvdata(pdev, NULL); + + unregister_netdev(ndev); + + free_irq(ndev->irq, ndev); + +#ifdef SMC_USE_DMA + { + struct smc911x_local *lp = netdev_priv(ndev); + if (lp->rxdma != -1) { + SMC_DMA_FREE(dev, lp->rxdma); + } + if (lp->txdma != -1) { + SMC_DMA_FREE(dev, lp->txdma); + } + } +#endif + iounmap((void *)ndev->base_addr); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(res->start, SMC911X_IO_EXTENT); + + free_netdev(ndev); + return 0; +} + +static int smc911x_drv_suspend(struct platform_device *dev, pm_message_t state) +{ + struct net_device *ndev = platform_get_drvdata(dev); + unsigned long ioaddr = ndev->base_addr; + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + if (ndev) { + if (netif_running(ndev)) { + netif_device_detach(ndev); + smc911x_shutdown(ndev); +#if POWER_DOWN + /* Set D2 - Energy detect only setting */ + SMC_SET_PMT_CTRL(2<<12); +#endif + } + } + return 0; +} + +static int smc911x_drv_resume(struct platform_device *dev) +{ + struct net_device *ndev = platform_get_drvdata(dev); + + DBG(SMC_DEBUG_FUNC, "--> %s\n", __FUNCTION__); + if (ndev) { + struct smc911x_local *lp = netdev_priv(ndev); + + if (netif_running(ndev)) { + smc911x_reset(ndev); + smc911x_enable(ndev); + if (lp->phy_type != 0) + smc911x_phy_configure(ndev); + netif_device_attach(ndev); + } + } + return 0; +} + +static struct platform_driver smc911x_driver = { + .probe = smc911x_drv_probe, + .remove = smc911x_drv_remove, + .suspend = smc911x_drv_suspend, + .resume = smc911x_drv_resume, + .driver = { + .name = CARDNAME, + }, +}; + +static int __init smc911x_init(void) +{ + return platform_driver_register(&smc911x_driver); +} + +static void __exit smc911x_cleanup(void) +{ + platform_driver_unregister(&smc911x_driver); +} + +module_init(smc911x_init); +module_exit(smc911x_cleanup); diff --git a/drivers/net/smc911x.h b/drivers/net/smc911x.h new file mode 100644 index 00000000000..962a710459f --- /dev/null +++ b/drivers/net/smc911x.h @@ -0,0 +1,835 @@ +/*------------------------------------------------------------------------ + . smc911x.h - macros for SMSC's LAN911{5,6,7,8} single-chip Ethernet device. + . + . Copyright (C) 2005 Sensoria Corp. + . Derived from the unified SMC91x driver by Nicolas Pitre + . + . This program is free software; you can redistribute it and/or modify + . it under the terms of the GNU General Public License as published by + . the Free Software Foundation; either version 2 of the License, or + . (at your option) any later version. + . + . This program is distributed in the hope that it will be useful, + . but WITHOUT ANY WARRANTY; without even the implied warranty of + . MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + . GNU General Public License for more details. + . + . You should have received a copy of the GNU General Public License + . along with this program; if not, write to the Free Software + . Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + . + . Information contained in this file was obtained from the LAN9118 + . manual from SMC. To get a copy, if you really want one, you can find + . information under www.smsc.com. + . + . Authors + . Dustin McIntire <dustin@sensoria.com> + . + ---------------------------------------------------------------------------*/ +#ifndef _SMC911X_H_ +#define _SMC911X_H_ + +/* + * Use the DMA feature on PXA chips + */ +#ifdef CONFIG_ARCH_PXA + #define SMC_USE_PXA_DMA 1 + #define SMC_USE_16BIT 0 + #define SMC_USE_32BIT 1 +#endif + + +/* + * Define the bus width specific IO macros + */ + +#if SMC_USE_16BIT +#define SMC_inb(a, r) readb((a) + (r)) +#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_inl(a, r) ((SMC_inw(a, r) & 0xFFFF)+(SMC_inw(a+2, r)<<16)) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outw(v, a, r) writew(v, (a) + (r)) +#define SMC_outl(v, a, r) \ + do{ \ + writel(v & 0xFFFF, (a) + (r)); \ + writel(v >> 16, (a) + (r) + 2); \ + } while (0) +#define SMC_insl(a, r, p, l) readsw((short*)((a) + (r)), p, l*2) +#define SMC_outsl(a, r, p, l) writesw((short*)((a) + (r)), p, l*2) + +#elif SMC_USE_32BIT +#define SMC_inb(a, r) readb((a) + (r)) +#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_inl(a, r) readl((a) + (r)) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outl(v, a, r) writel(v, (a) + (r)) +#define SMC_insl(a, r, p, l) readsl((int*)((a) + (r)), p, l) +#define SMC_outsl(a, r, p, l) writesl((int*)((a) + (r)), p, l) + +#endif /* SMC_USE_16BIT */ + + + +#if SMC_USE_PXA_DMA +#define SMC_USE_DMA + +/* + * Define the request and free functions + * These are unfortunately architecture specific as no generic allocation + * mechanism exits + */ +#define SMC_DMA_REQUEST(dev, handler) \ + pxa_request_dma(dev->name, DMA_PRIO_LOW, handler, dev) + +#define SMC_DMA_FREE(dev, dma) \ + pxa_free_dma(dma) + +#define SMC_DMA_ACK_IRQ(dev, dma) \ +{ \ + if (DCSR(dma) & DCSR_BUSERR) { \ + printk("%s: DMA %d bus error!\n", dev->name, dma); \ + } \ + DCSR(dma) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR; \ +} + +/* + * Use a DMA for RX and TX packets. + */ +#include <linux/dma-mapping.h> +#include <asm/dma.h> +#include <asm/arch/pxa-regs.h> + +static dma_addr_t rx_dmabuf, tx_dmabuf; +static int rx_dmalen, tx_dmalen; + +#ifdef SMC_insl +#undef SMC_insl +#define SMC_insl(a, r, p, l) \ + smc_pxa_dma_insl(lp->dev, a, lp->physaddr, r, lp->rxdma, p, l) + +static inline void +smc_pxa_dma_insl(struct device *dev, u_long ioaddr, u_long physaddr, + int reg, int dma, u_char *buf, int len) +{ + /* 64 bit alignment is required for memory to memory DMA */ + if ((long)buf & 4) { + *((u32 *)buf) = SMC_inl(ioaddr, reg); + buf += 4; + len--; + } + + len *= 4; + rx_dmabuf = dma_map_single(dev, buf, len, DMA_FROM_DEVICE); + rx_dmalen = len; + DCSR(dma) = DCSR_NODESC; + DTADR(dma) = rx_dmabuf; + DSADR(dma) = physaddr + reg; + DCMD(dma) = (DCMD_INCTRGADDR | DCMD_BURST32 | + DCMD_WIDTH4 | DCMD_ENDIRQEN | (DCMD_LENGTH & rx_dmalen)); + DCSR(dma) = DCSR_NODESC | DCSR_RUN; +} +#endif + +#ifdef SMC_insw +#undef SMC_insw +#define SMC_insw(a, r, p, l) \ + smc_pxa_dma_insw(lp->dev, a, lp->physaddr, r, lp->rxdma, p, l) + +static inline void +smc_pxa_dma_insw(struct device *dev, u_long ioaddr, u_long physaddr, + int reg, int dma, u_char *buf, int len) +{ + /* 64 bit alignment is required for memory to memory DMA */ + while ((long)buf & 6) { + *((u16 *)buf) = SMC_inw(ioaddr, reg); + buf += 2; + len--; + } + + len *= 2; + rx_dmabuf = dma_map_single(dev, buf, len, DMA_FROM_DEVICE); + rx_dmalen = len; + DCSR(dma) = DCSR_NODESC; + DTADR(dma) = rx_dmabuf; + DSADR(dma) = physaddr + reg; + DCMD(dma) = (DCMD_INCTRGADDR | DCMD_BURST32 | + DCMD_WIDTH2 | DCMD_ENDIRQEN | (DCMD_LENGTH & rx_dmalen)); + DCSR(dma) = DCSR_NODESC | DCSR_RUN; +} +#endif + +#ifdef SMC_outsl +#undef SMC_outsl +#define SMC_outsl(a, r, p, l) \ + smc_pxa_dma_outsl(lp->dev, a, lp->physaddr, r, lp->txdma, p, l) + +static inline void +smc_pxa_dma_outsl(struct device *dev, u_long ioaddr, u_long physaddr, + int reg, int dma, u_char *buf, int len) +{ + /* 64 bit alignment is required for memory to memory DMA */ + if ((long)buf & 4) { + SMC_outl(*((u32 *)buf), ioaddr, reg); + buf += 4; + len--; + } + + len *= 4; + tx_dmabuf = dma_map_single(dev, buf, len, DMA_TO_DEVICE); + tx_dmalen = len; + DCSR(dma) = DCSR_NODESC; + DSADR(dma) = tx_dmabuf; + DTADR(dma) = physaddr + reg; + DCMD(dma) = (DCMD_INCSRCADDR | DCMD_BURST32 | + DCMD_WIDTH4 | DCMD_ENDIRQEN | (DCMD_LENGTH & tx_dmalen)); + DCSR(dma) = DCSR_NODESC | DCSR_RUN; +} +#endif + +#ifdef SMC_outsw +#undef SMC_outsw +#define SMC_outsw(a, r, p, l) \ + smc_pxa_dma_outsw(lp->dev, a, lp->physaddr, r, lp->txdma, p, l) + +static inline void +smc_pxa_dma_outsw(struct device *dev, u_long ioaddr, u_long physaddr, + int reg, int dma, u_char *buf, int len) +{ + /* 64 bit alignment is required for memory to memory DMA */ + while ((long)buf & 6) { + SMC_outw(*((u16 *)buf), ioaddr, reg); + buf += 2; + len--; + } + + len *= 2; + tx_dmabuf = dma_map_single(dev, buf, len, DMA_TO_DEVICE); + tx_dmalen = len; + DCSR(dma) = DCSR_NODESC; + DSADR(dma) = tx_dmabuf; + DTADR(dma) = physaddr + reg; + DCMD(dma) = (DCMD_INCSRCADDR | DCMD_BURST32 | + DCMD_WIDTH2 | DCMD_ENDIRQEN | (DCMD_LENGTH & tx_dmalen)); + DCSR(dma) = DCSR_NODESC | DCSR_RUN; +} +#endif + +#endif /* SMC_USE_PXA_DMA */ + + +/* Chip Parameters and Register Definitions */ + +#define SMC911X_TX_FIFO_LOW_THRESHOLD (1536*2) + +#define SMC911X_IO_EXTENT 0x100 + +#define SMC911X_EEPROM_LEN 7 + +/* Below are the register offsets and bit definitions + * of the Lan911x memory space + */ +#define RX_DATA_FIFO (0x00) + +#define TX_DATA_FIFO (0x20) +#define TX_CMD_A_INT_ON_COMP_ (0x80000000) +#define TX_CMD_A_INT_BUF_END_ALGN_ (0x03000000) +#define TX_CMD_A_INT_4_BYTE_ALGN_ (0x00000000) +#define TX_CMD_A_INT_16_BYTE_ALGN_ (0x01000000) +#define TX_CMD_A_INT_32_BYTE_ALGN_ (0x02000000) +#define TX_CMD_A_INT_DATA_OFFSET_ (0x001F0000) +#define TX_CMD_A_INT_FIRST_SEG_ (0x00002000) +#define TX_CMD_A_INT_LAST_SEG_ (0x00001000) +#define TX_CMD_A_BUF_SIZE_ (0x000007FF) +#define TX_CMD_B_PKT_TAG_ (0xFFFF0000) +#define TX_CMD_B_ADD_CRC_DISABLE_ (0x00002000) +#define TX_CMD_B_DISABLE_PADDING_ (0x00001000) +#define TX_CMD_B_PKT_BYTE_LENGTH_ (0x000007FF) + +#define RX_STATUS_FIFO (0x40) +#define RX_STS_PKT_LEN_ (0x3FFF0000) +#define RX_STS_ES_ (0x00008000) +#define RX_STS_BCST_ (0x00002000) +#define RX_STS_LEN_ERR_ (0x00001000) +#define RX_STS_RUNT_ERR_ (0x00000800) +#define RX_STS_MCAST_ (0x00000400) +#define RX_STS_TOO_LONG_ (0x00000080) +#define RX_STS_COLL_ (0x00000040) +#define RX_STS_ETH_TYPE_ (0x00000020) +#define RX_STS_WDOG_TMT_ (0x00000010) +#define RX_STS_MII_ERR_ (0x00000008) +#define RX_STS_DRIBBLING_ (0x00000004) +#define RX_STS_CRC_ERR_ (0x00000002) +#define RX_STATUS_FIFO_PEEK (0x44) +#define TX_STATUS_FIFO (0x48) +#define TX_STS_TAG_ (0xFFFF0000) +#define TX_STS_ES_ (0x00008000) +#define TX_STS_LOC_ (0x00000800) +#define TX_STS_NO_CARR_ (0x00000400) +#define TX_STS_LATE_COLL_ (0x00000200) +#define TX_STS_MANY_COLL_ (0x00000100) +#define TX_STS_COLL_CNT_ (0x00000078) +#define TX_STS_MANY_DEFER_ (0x00000004) +#define TX_STS_UNDERRUN_ (0x00000002) +#define TX_STS_DEFERRED_ (0x00000001) +#define TX_STATUS_FIFO_PEEK (0x4C) +#define ID_REV (0x50) +#define ID_REV_CHIP_ID_ (0xFFFF0000) /* RO */ +#define ID_REV_REV_ID_ (0x0000FFFF) /* RO */ + +#define INT_CFG (0x54) +#define INT_CFG_INT_DEAS_ (0xFF000000) /* R/W */ +#define INT_CFG_INT_DEAS_CLR_ (0x00004000) +#define INT_CFG_INT_DEAS_STS_ (0x00002000) +#define INT_CFG_IRQ_INT_ (0x00001000) /* RO */ +#define INT_CFG_IRQ_EN_ (0x00000100) /* R/W */ +#define INT_CFG_IRQ_POL_ (0x00000010) /* R/W Not Affected by SW Reset */ +#define INT_CFG_IRQ_TYPE_ (0x00000001) /* R/W Not Affected by SW Reset */ + +#define INT_STS (0x58) +#define INT_STS_SW_INT_ (0x80000000) /* R/WC */ +#define INT_STS_TXSTOP_INT_ (0x02000000) /* R/WC */ +#define INT_STS_RXSTOP_INT_ (0x01000000) /* R/WC */ +#define INT_STS_RXDFH_INT_ (0x00800000) /* R/WC */ +#define INT_STS_RXDF_INT_ (0x00400000) /* R/WC */ +#define INT_STS_TX_IOC_ (0x00200000) /* R/WC */ +#define INT_STS_RXD_INT_ (0x00100000) /* R/WC */ +#define INT_STS_GPT_INT_ (0x00080000) /* R/WC */ +#define INT_STS_PHY_INT_ (0x00040000) /* RO */ +#define INT_STS_PME_INT_ (0x00020000) /* R/WC */ +#define INT_STS_TXSO_ (0x00010000) /* R/WC */ +#define INT_STS_RWT_ (0x00008000) /* R/WC */ +#define INT_STS_RXE_ (0x00004000) /* R/WC */ +#define INT_STS_TXE_ (0x00002000) /* R/WC */ +//#define INT_STS_ERX_ (0x00001000) /* R/WC */ +#define INT_STS_TDFU_ (0x00000800) /* R/WC */ +#define INT_STS_TDFO_ (0x00000400) /* R/WC */ +#define INT_STS_TDFA_ (0x00000200) /* R/WC */ +#define INT_STS_TSFF_ (0x00000100) /* R/WC */ +#define INT_STS_TSFL_ (0x00000080) /* R/WC */ +//#define INT_STS_RXDF_ (0x00000040) /* R/WC */ +#define INT_STS_RDFO_ (0x00000040) /* R/WC */ +#define INT_STS_RDFL_ (0x00000020) /* R/WC */ +#define INT_STS_RSFF_ (0x00000010) /* R/WC */ +#define INT_STS_RSFL_ (0x00000008) /* R/WC */ +#define INT_STS_GPIO2_INT_ (0x00000004) /* R/WC */ +#define INT_STS_GPIO1_INT_ (0x00000002) /* R/WC */ +#define INT_STS_GPIO0_INT_ (0x00000001) /* R/WC */ + +#define INT_EN (0x5C) +#define INT_EN_SW_INT_EN_ (0x80000000) /* R/W */ +#define INT_EN_TXSTOP_INT_EN_ (0x02000000) /* R/W */ +#define INT_EN_RXSTOP_INT_EN_ (0x01000000) /* R/W */ +#define INT_EN_RXDFH_INT_EN_ (0x00800000) /* R/W */ +//#define INT_EN_RXDF_INT_EN_ (0x00400000) /* R/W */ +#define INT_EN_TIOC_INT_EN_ (0x00200000) /* R/W */ +#define INT_EN_RXD_INT_EN_ (0x00100000) /* R/W */ +#define INT_EN_GPT_INT_EN_ (0x00080000) /* R/W */ +#define INT_EN_PHY_INT_EN_ (0x00040000) /* R/W */ +#define INT_EN_PME_INT_EN_ (0x00020000) /* R/W */ +#define INT_EN_TXSO_EN_ (0x00010000) /* R/W */ +#define INT_EN_RWT_EN_ (0x00008000) /* R/W */ +#define INT_EN_RXE_EN_ (0x00004000) /* R/W */ +#define INT_EN_TXE_EN_ (0x00002000) /* R/W */ +//#define INT_EN_ERX_EN_ (0x00001000) /* R/W */ +#define INT_EN_TDFU_EN_ (0x00000800) /* R/W */ +#define INT_EN_TDFO_EN_ (0x00000400) /* R/W */ +#define INT_EN_TDFA_EN_ (0x00000200) /* R/W */ +#define INT_EN_TSFF_EN_ (0x00000100) /* R/W */ +#define INT_EN_TSFL_EN_ (0x00000080) /* R/W */ +//#define INT_EN_RXDF_EN_ (0x00000040) /* R/W */ +#define INT_EN_RDFO_EN_ (0x00000040) /* R/W */ +#define INT_EN_RDFL_EN_ (0x00000020) /* R/W */ +#define INT_EN_RSFF_EN_ (0x00000010) /* R/W */ +#define INT_EN_RSFL_EN_ (0x00000008) /* R/W */ +#define INT_EN_GPIO2_INT_ (0x00000004) /* R/W */ +#define INT_EN_GPIO1_INT_ (0x00000002) /* R/W */ +#define INT_EN_GPIO0_INT_ (0x00000001) /* R/W */ + +#define BYTE_TEST (0x64) +#define FIFO_INT (0x68) +#define FIFO_INT_TX_AVAIL_LEVEL_ (0xFF000000) /* R/W */ +#define FIFO_INT_TX_STS_LEVEL_ (0x00FF0000) /* R/W */ +#define FIFO_INT_RX_AVAIL_LEVEL_ (0x0000FF00) /* R/W */ +#define FIFO_INT_RX_STS_LEVEL_ (0x000000FF) /* R/W */ + +#define RX_CFG (0x6C) +#define RX_CFG_RX_END_ALGN_ (0xC0000000) /* R/W */ +#define RX_CFG_RX_END_ALGN4_ (0x00000000) /* R/W */ +#define RX_CFG_RX_END_ALGN16_ (0x40000000) /* R/W */ +#define RX_CFG_RX_END_ALGN32_ (0x80000000) /* R/W */ +#define RX_CFG_RX_DMA_CNT_ (0x0FFF0000) /* R/W */ +#define RX_CFG_RX_DUMP_ (0x00008000) /* R/W */ +#define RX_CFG_RXDOFF_ (0x00001F00) /* R/W */ +//#define RX_CFG_RXBAD_ (0x00000001) /* R/W */ + +#define TX_CFG (0x70) +//#define TX_CFG_TX_DMA_LVL_ (0xE0000000) /* R/W */ +//#define TX_CFG_TX_DMA_CNT_ (0x0FFF0000) /* R/W Self Clearing */ +#define TX_CFG_TXS_DUMP_ (0x00008000) /* Self Clearing */ +#define TX_CFG_TXD_DUMP_ (0x00004000) /* Self Clearing */ +#define TX_CFG_TXSAO_ (0x00000004) /* R/W */ +#define TX_CFG_TX_ON_ (0x00000002) /* R/W */ +#define TX_CFG_STOP_TX_ (0x00000001) /* Self Clearing */ + +#define HW_CFG (0x74) +#define HW_CFG_TTM_ (0x00200000) /* R/W */ +#define HW_CFG_SF_ (0x00100000) /* R/W */ +#define HW_CFG_TX_FIF_SZ_ (0x000F0000) /* R/W */ +#define HW_CFG_TR_ (0x00003000) /* R/W */ +#define HW_CFG_PHY_CLK_SEL_ (0x00000060) /* R/W */ +#define HW_CFG_PHY_CLK_SEL_INT_PHY_ (0x00000000) /* R/W */ +#define HW_CFG_PHY_CLK_SEL_EXT_PHY_ (0x00000020) /* R/W */ +#define HW_CFG_PHY_CLK_SEL_CLK_DIS_ (0x00000040) /* R/W */ +#define HW_CFG_SMI_SEL_ (0x00000010) /* R/W */ +#define HW_CFG_EXT_PHY_DET_ (0x00000008) /* RO */ +#define HW_CFG_EXT_PHY_EN_ (0x00000004) /* R/W */ +#define HW_CFG_32_16_BIT_MODE_ (0x00000004) /* RO */ +#define HW_CFG_SRST_TO_ (0x00000002) /* RO */ +#define HW_CFG_SRST_ (0x00000001) /* Self Clearing */ + +#define RX_DP_CTRL (0x78) +#define RX_DP_CTRL_RX_FFWD_ (0x80000000) /* R/W */ +#define RX_DP_CTRL_FFWD_BUSY_ (0x80000000) /* RO */ + +#define RX_FIFO_INF (0x7C) +#define RX_FIFO_INF_RXSUSED_ (0x00FF0000) /* RO */ +#define RX_FIFO_INF_RXDUSED_ (0x0000FFFF) /* RO */ + +#define TX_FIFO_INF (0x80) +#define TX_FIFO_INF_TSUSED_ (0x00FF0000) /* RO */ +#define TX_FIFO_INF_TDFREE_ (0x0000FFFF) /* RO */ + +#define PMT_CTRL (0x84) +#define PMT_CTRL_PM_MODE_ (0x00003000) /* Self Clearing */ +#define PMT_CTRL_PHY_RST_ (0x00000400) /* Self Clearing */ +#define PMT_CTRL_WOL_EN_ (0x00000200) /* R/W */ +#define PMT_CTRL_ED_EN_ (0x00000100) /* R/W */ +#define PMT_CTRL_PME_TYPE_ (0x00000040) /* R/W Not Affected by SW Reset */ +#define PMT_CTRL_WUPS_ (0x00000030) /* R/WC */ +#define PMT_CTRL_WUPS_NOWAKE_ (0x00000000) /* R/WC */ +#define PMT_CTRL_WUPS_ED_ (0x00000010) /* R/WC */ +#define PMT_CTRL_WUPS_WOL_ (0x00000020) /* R/WC */ +#define PMT_CTRL_WUPS_MULTI_ (0x00000030) /* R/WC */ +#define PMT_CTRL_PME_IND_ (0x00000008) /* R/W */ +#define PMT_CTRL_PME_POL_ (0x00000004) /* R/W */ +#define PMT_CTRL_PME_EN_ (0x00000002) /* R/W Not Affected by SW Reset */ +#define PMT_CTRL_READY_ (0x00000001) /* RO */ + +#define GPIO_CFG (0x88) +#define GPIO_CFG_LED3_EN_ (0x40000000) /* R/W */ +#define GPIO_CFG_LED2_EN_ (0x20000000) /* R/W */ +#define GPIO_CFG_LED1_EN_ (0x10000000) /* R/W */ +#define GPIO_CFG_GPIO2_INT_POL_ (0x04000000) /* R/W */ +#define GPIO_CFG_GPIO1_INT_POL_ (0x02000000) /* R/W */ +#define GPIO_CFG_GPIO0_INT_POL_ (0x01000000) /* R/W */ +#define GPIO_CFG_EEPR_EN_ (0x00700000) /* R/W */ +#define GPIO_CFG_GPIOBUF2_ (0x00040000) /* R/W */ +#define GPIO_CFG_GPIOBUF1_ (0x00020000) /* R/W */ +#define GPIO_CFG_GPIOBUF0_ (0x00010000) /* R/W */ +#define GPIO_CFG_GPIODIR2_ (0x00000400) /* R/W */ +#define GPIO_CFG_GPIODIR1_ (0x00000200) /* R/W */ +#define GPIO_CFG_GPIODIR0_ (0x00000100) /* R/W */ +#define GPIO_CFG_GPIOD4_ (0x00000010) /* R/W */ +#define GPIO_CFG_GPIOD3_ (0x00000008) /* R/W */ +#define GPIO_CFG_GPIOD2_ (0x00000004) /* R/W */ +#define GPIO_CFG_GPIOD1_ (0x00000002) /* R/W */ +#define GPIO_CFG_GPIOD0_ (0x00000001) /* R/W */ + +#define GPT_CFG (0x8C) +#define GPT_CFG_TIMER_EN_ (0x20000000) /* R/W */ +#define GPT_CFG_GPT_LOAD_ (0x0000FFFF) /* R/W */ + +#define GPT_CNT (0x90) +#define GPT_CNT_GPT_CNT_ (0x0000FFFF) /* RO */ + +#define ENDIAN (0x98) +#define FREE_RUN (0x9C) +#define RX_DROP (0xA0) +#define MAC_CSR_CMD (0xA4) +#define MAC_CSR_CMD_CSR_BUSY_ (0x80000000) /* Self Clearing */ +#define MAC_CSR_CMD_R_NOT_W_ (0x40000000) /* R/W */ +#define MAC_CSR_CMD_CSR_ADDR_ (0x000000FF) /* R/W */ + +#define MAC_CSR_DATA (0xA8) +#define AFC_CFG (0xAC) +#define AFC_CFG_AFC_HI_ (0x00FF0000) /* R/W */ +#define AFC_CFG_AFC_LO_ (0x0000FF00) /* R/W */ +#define AFC_CFG_BACK_DUR_ (0x000000F0) /* R/W */ +#define AFC_CFG_FCMULT_ (0x00000008) /* R/W */ +#define AFC_CFG_FCBRD_ (0x00000004) /* R/W */ +#define AFC_CFG_FCADD_ (0x00000002) /* R/W */ +#define AFC_CFG_FCANY_ (0x00000001) /* R/W */ + +#define E2P_CMD (0xB0) +#define E2P_CMD_EPC_BUSY_ (0x80000000) /* Self Clearing */ +#define E2P_CMD_EPC_CMD_ (0x70000000) /* R/W */ +#define E2P_CMD_EPC_CMD_READ_ (0x00000000) /* R/W */ +#define E2P_CMD_EPC_CMD_EWDS_ (0x10000000) /* R/W */ +#define E2P_CMD_EPC_CMD_EWEN_ (0x20000000) /* R/W */ +#define E2P_CMD_EPC_CMD_WRITE_ (0x30000000) /* R/W */ +#define E2P_CMD_EPC_CMD_WRAL_ (0x40000000) /* R/W */ +#define E2P_CMD_EPC_CMD_ERASE_ (0x50000000) /* R/W */ +#define E2P_CMD_EPC_CMD_ERAL_ (0x60000000) /* R/W */ +#define E2P_CMD_EPC_CMD_RELOAD_ (0x70000000) /* R/W */ +#define E2P_CMD_EPC_TIMEOUT_ (0x00000200) /* RO */ +#define E2P_CMD_MAC_ADDR_LOADED_ (0x00000100) /* RO */ +#define E2P_CMD_EPC_ADDR_ (0x000000FF) /* R/W */ + +#define E2P_DATA (0xB4) +#define E2P_DATA_EEPROM_DATA_ (0x000000FF) /* R/W */ +/* end of LAN register offsets and bit definitions */ + +/* + **************************************************************************** + **************************************************************************** + * MAC Control and Status Register (Indirect Address) + * Offset (through the MAC_CSR CMD and DATA port) + **************************************************************************** + **************************************************************************** + * + */ +#define MAC_CR (0x01) /* R/W */ + +/* MAC_CR - MAC Control Register */ +#define MAC_CR_RXALL_ (0x80000000) +// TODO: delete this bit? It is not described in the data sheet. +#define MAC_CR_HBDIS_ (0x10000000) +#define MAC_CR_RCVOWN_ (0x00800000) +#define MAC_CR_LOOPBK_ (0x00200000) +#define MAC_CR_FDPX_ (0x00100000) +#define MAC_CR_MCPAS_ (0x00080000) +#define MAC_CR_PRMS_ (0x00040000) +#define MAC_CR_INVFILT_ (0x00020000) +#define MAC_CR_PASSBAD_ (0x00010000) +#define MAC_CR_HFILT_ (0x00008000) +#define MAC_CR_HPFILT_ (0x00002000) +#define MAC_CR_LCOLL_ (0x00001000) +#define MAC_CR_BCAST_ (0x00000800) +#define MAC_CR_DISRTY_ (0x00000400) +#define MAC_CR_PADSTR_ (0x00000100) +#define MAC_CR_BOLMT_MASK_ (0x000000C0) +#define MAC_CR_DFCHK_ (0x00000020) +#define MAC_CR_TXEN_ (0x00000008) +#define MAC_CR_RXEN_ (0x00000004) + +#define ADDRH (0x02) /* R/W mask 0x0000FFFFUL */ +#define ADDRL (0x03) /* R/W mask 0xFFFFFFFFUL */ +#define HASHH (0x04) /* R/W */ +#define HASHL (0x05) /* R/W */ + +#define MII_ACC (0x06) /* R/W */ +#define MII_ACC_PHY_ADDR_ (0x0000F800) +#define MII_ACC_MIIRINDA_ (0x000007C0) +#define MII_ACC_MII_WRITE_ (0x00000002) +#define MII_ACC_MII_BUSY_ (0x00000001) + +#define MII_DATA (0x07) /* R/W mask 0x0000FFFFUL */ + +#define FLOW (0x08) /* R/W */ +#define FLOW_FCPT_ (0xFFFF0000) +#define FLOW_FCPASS_ (0x00000004) +#define FLOW_FCEN_ (0x00000002) +#define FLOW_FCBSY_ (0x00000001) + +#define VLAN1 (0x09) /* R/W mask 0x0000FFFFUL */ +#define VLAN1_VTI1_ (0x0000ffff) + +#define VLAN2 (0x0A) /* R/W mask 0x0000FFFFUL */ +#define VLAN2_VTI2_ (0x0000ffff) + +#define WUFF (0x0B) /* WO */ + +#define WUCSR (0x0C) /* R/W */ +#define WUCSR_GUE_ (0x00000200) +#define WUCSR_WUFR_ (0x00000040) +#define WUCSR_MPR_ (0x00000020) +#define WUCSR_WAKE_EN_ (0x00000004) +#define WUCSR_MPEN_ (0x00000002) + +/* + **************************************************************************** + * Chip Specific MII Defines + **************************************************************************** + * + * Phy register offsets and bit definitions + * + */ + +#define PHY_MODE_CTRL_STS ((u32)17) /* Mode Control/Status Register */ +//#define MODE_CTRL_STS_FASTRIP_ ((u16)0x4000) +#define MODE_CTRL_STS_EDPWRDOWN_ ((u16)0x2000) +//#define MODE_CTRL_STS_LOWSQEN_ ((u16)0x0800) +//#define MODE_CTRL_STS_MDPREBP_ ((u16)0x0400) +//#define MODE_CTRL_STS_FARLOOPBACK_ ((u16)0x0200) +//#define MODE_CTRL_STS_FASTEST_ ((u16)0x0100) +//#define MODE_CTRL_STS_REFCLKEN_ ((u16)0x0010) +//#define MODE_CTRL_STS_PHYADBP_ ((u16)0x0008) +//#define MODE_CTRL_STS_FORCE_G_LINK_ ((u16)0x0004) +#define MODE_CTRL_STS_ENERGYON_ ((u16)0x0002) + +#define PHY_INT_SRC ((u32)29) +#define PHY_INT_SRC_ENERGY_ON_ ((u16)0x0080) +#define PHY_INT_SRC_ANEG_COMP_ ((u16)0x0040) +#define PHY_INT_SRC_REMOTE_FAULT_ ((u16)0x0020) +#define PHY_INT_SRC_LINK_DOWN_ ((u16)0x0010) +#define PHY_INT_SRC_ANEG_LP_ACK_ ((u16)0x0008) +#define PHY_INT_SRC_PAR_DET_FAULT_ ((u16)0x0004) +#define PHY_INT_SRC_ANEG_PGRX_ ((u16)0x0002) + +#define PHY_INT_MASK ((u32)30) +#define PHY_INT_MASK_ENERGY_ON_ ((u16)0x0080) +#define PHY_INT_MASK_ANEG_COMP_ ((u16)0x0040) +#define PHY_INT_MASK_REMOTE_FAULT_ ((u16)0x0020) +#define PHY_INT_MASK_LINK_DOWN_ ((u16)0x0010) +#define PHY_INT_MASK_ANEG_LP_ACK_ ((u16)0x0008) +#define PHY_INT_MASK_PAR_DET_FAULT_ ((u16)0x0004) +#define PHY_INT_MASK_ANEG_PGRX_ ((u16)0x0002) + +#define PHY_SPECIAL ((u32)31) +#define PHY_SPECIAL_ANEG_DONE_ ((u16)0x1000) +#define PHY_SPECIAL_RES_ ((u16)0x0040) +#define PHY_SPECIAL_RES_MASK_ ((u16)0x0FE1) +#define PHY_SPECIAL_SPD_ ((u16)0x001C) +#define PHY_SPECIAL_SPD_10HALF_ ((u16)0x0004) +#define PHY_SPECIAL_SPD_10FULL_ ((u16)0x0014) +#define PHY_SPECIAL_SPD_100HALF_ ((u16)0x0008) +#define PHY_SPECIAL_SPD_100FULL_ ((u16)0x0018) + +#define LAN911X_INTERNAL_PHY_ID (0x0007C000) + +/* Chip ID values */ +#define CHIP_9115 0x115 +#define CHIP_9116 0x116 +#define CHIP_9117 0x117 +#define CHIP_9118 0x118 + +struct chip_id { + u16 id; + char *name; +}; + +static const struct chip_id chip_ids[] = { + { CHIP_9115, "LAN9115" }, + { CHIP_9116, "LAN9116" }, + { CHIP_9117, "LAN9117" }, + { CHIP_9118, "LAN9118" }, + { 0, NULL }, +}; + +#define IS_REV_A(x) ((x & 0xFFFF)==0) + +/* + * Macros to abstract register access according to the data bus + * capabilities. Please use those and not the in/out primitives. + */ +/* FIFO read/write macros */ +#define SMC_PUSH_DATA(p, l) SMC_outsl( ioaddr, TX_DATA_FIFO, p, (l) >> 2 ) +#define SMC_PULL_DATA(p, l) SMC_insl ( ioaddr, RX_DATA_FIFO, p, (l) >> 2 ) +#define SMC_SET_TX_FIFO(x) SMC_outl( x, ioaddr, TX_DATA_FIFO ) +#define SMC_GET_RX_FIFO() SMC_inl( ioaddr, RX_DATA_FIFO ) + + +/* I/O mapped register read/write macros */ +#define SMC_GET_TX_STS_FIFO() SMC_inl( ioaddr, TX_STATUS_FIFO ) +#define SMC_GET_RX_STS_FIFO() SMC_inl( ioaddr, RX_STATUS_FIFO ) +#define SMC_GET_RX_STS_FIFO_PEEK() SMC_inl( ioaddr, RX_STATUS_FIFO_PEEK ) +#define SMC_GET_PN() (SMC_inl( ioaddr, ID_REV ) >> 16) +#define SMC_GET_REV() (SMC_inl( ioaddr, ID_REV ) & 0xFFFF) +#define SMC_GET_IRQ_CFG() SMC_inl( ioaddr, INT_CFG ) +#define SMC_SET_IRQ_CFG(x) SMC_outl( x, ioaddr, INT_CFG ) +#define SMC_GET_INT() SMC_inl( ioaddr, INT_STS ) +#define SMC_ACK_INT(x) SMC_outl( x, ioaddr, INT_STS ) +#define SMC_GET_INT_EN() SMC_inl( ioaddr, INT_EN ) +#define SMC_SET_INT_EN(x) SMC_outl( x, ioaddr, INT_EN ) +#define SMC_GET_BYTE_TEST() SMC_inl( ioaddr, BYTE_TEST ) +#define SMC_SET_BYTE_TEST(x) SMC_outl( x, ioaddr, BYTE_TEST ) +#define SMC_GET_FIFO_INT() SMC_inl( ioaddr, FIFO_INT ) +#define SMC_SET_FIFO_INT(x) SMC_outl( x, ioaddr, FIFO_INT ) +#define SMC_SET_FIFO_TDA(x) \ + do { \ + unsigned long __flags; \ + int __mask; \ + local_irq_save(__flags); \ + __mask = SMC_GET_FIFO_INT() & ~(0xFF<<24); \ + SMC_SET_FIFO_INT( __mask | (x)<<24 ); \ + local_irq_restore(__flags); \ + } while (0) +#define SMC_SET_FIFO_TSL(x) \ + do { \ + unsigned long __flags; \ + int __mask; \ + local_irq_save(__flags); \ + __mask = SMC_GET_FIFO_INT() & ~(0xFF<<16); \ + SMC_SET_FIFO_INT( __mask | (((x) & 0xFF)<<16)); \ + local_irq_restore(__flags); \ + } while (0) +#define SMC_SET_FIFO_RSA(x) \ + do { \ + unsigned long __flags; \ + int __mask; \ + local_irq_save(__flags); \ + __mask = SMC_GET_FIFO_INT() & ~(0xFF<<8); \ + SMC_SET_FIFO_INT( __mask | (((x) & 0xFF)<<8)); \ + local_irq_restore(__flags); \ + } while (0) +#define SMC_SET_FIFO_RSL(x) \ + do { \ + unsigned long __flags; \ + int __mask; \ + local_irq_save(__flags); \ + __mask = SMC_GET_FIFO_INT() & ~0xFF; \ + SMC_SET_FIFO_INT( __mask | ((x) & 0xFF)); \ + local_irq_restore(__flags); \ + } while (0) +#define SMC_GET_RX_CFG() SMC_inl( ioaddr, RX_CFG ) +#define SMC_SET_RX_CFG(x) SMC_outl( x, ioaddr, RX_CFG ) +#define SMC_GET_TX_CFG() SMC_inl( ioaddr, TX_CFG ) +#define SMC_SET_TX_CFG(x) SMC_outl( x, ioaddr, TX_CFG ) +#define SMC_GET_HW_CFG() SMC_inl( ioaddr, HW_CFG ) +#define SMC_SET_HW_CFG(x) SMC_outl( x, ioaddr, HW_CFG ) +#define SMC_GET_RX_DP_CTRL() SMC_inl( ioaddr, RX_DP_CTRL ) +#define SMC_SET_RX_DP_CTRL(x) SMC_outl( x, ioaddr, RX_DP_CTRL ) +#define SMC_GET_PMT_CTRL() SMC_inl( ioaddr, PMT_CTRL ) +#define SMC_SET_PMT_CTRL(x) SMC_outl( x, ioaddr, PMT_CTRL ) +#define SMC_GET_GPIO_CFG() SMC_inl( ioaddr, GPIO_CFG ) +#define SMC_SET_GPIO_CFG(x) SMC_outl( x, ioaddr, GPIO_CFG ) +#define SMC_GET_RX_FIFO_INF() SMC_inl( ioaddr, RX_FIFO_INF ) +#define SMC_SET_RX_FIFO_INF(x) SMC_outl( x, ioaddr, RX_FIFO_INF ) +#define SMC_GET_TX_FIFO_INF() SMC_inl( ioaddr, TX_FIFO_INF ) +#define SMC_SET_TX_FIFO_INF(x) SMC_outl( x, ioaddr, TX_FIFO_INF ) +#define SMC_GET_GPT_CFG() SMC_inl( ioaddr, GPT_CFG ) +#define SMC_SET_GPT_CFG(x) SMC_outl( x, ioaddr, GPT_CFG ) +#define SMC_GET_RX_DROP() SMC_inl( ioaddr, RX_DROP ) +#define SMC_SET_RX_DROP(x) SMC_outl( x, ioaddr, RX_DROP ) +#define SMC_GET_MAC_CMD() SMC_inl( ioaddr, MAC_CSR_CMD ) +#define SMC_SET_MAC_CMD(x) SMC_outl( x, ioaddr, MAC_CSR_CMD ) +#define SMC_GET_MAC_DATA() SMC_inl( ioaddr, MAC_CSR_DATA ) +#define SMC_SET_MAC_DATA(x) SMC_outl( x, ioaddr, MAC_CSR_DATA ) +#define SMC_GET_AFC_CFG() SMC_inl( ioaddr, AFC_CFG ) +#define SMC_SET_AFC_CFG(x) SMC_outl( x, ioaddr, AFC_CFG ) +#define SMC_GET_E2P_CMD() SMC_inl( ioaddr, E2P_CMD ) +#define SMC_SET_E2P_CMD(x) SMC_outl( x, ioaddr, E2P_CMD ) +#define SMC_GET_E2P_DATA() SMC_inl( ioaddr, E2P_DATA ) +#define SMC_SET_E2P_DATA(x) SMC_outl( x, ioaddr, E2P_DATA ) + +/* MAC register read/write macros */ +#define SMC_GET_MAC_CSR(a,v) \ + do { \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + SMC_SET_MAC_CMD(MAC_CSR_CMD_CSR_BUSY_ | \ + MAC_CSR_CMD_R_NOT_W_ | (a) ); \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + v = SMC_GET_MAC_DATA(); \ + } while (0) +#define SMC_SET_MAC_CSR(a,v) \ + do { \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + SMC_SET_MAC_DATA(v); \ + SMC_SET_MAC_CMD(MAC_CSR_CMD_CSR_BUSY_ | (a) ); \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + } while (0) +#define SMC_GET_MAC_CR(x) SMC_GET_MAC_CSR( MAC_CR, x ) +#define SMC_SET_MAC_CR(x) SMC_SET_MAC_CSR( MAC_CR, x ) +#define SMC_GET_ADDRH(x) SMC_GET_MAC_CSR( ADDRH, x ) +#define SMC_SET_ADDRH(x) SMC_SET_MAC_CSR( ADDRH, x ) +#define SMC_GET_ADDRL(x) SMC_GET_MAC_CSR( ADDRL, x ) +#define SMC_SET_ADDRL(x) SMC_SET_MAC_CSR( ADDRL, x ) +#define SMC_GET_HASHH(x) SMC_GET_MAC_CSR( HASHH, x ) +#define SMC_SET_HASHH(x) SMC_SET_MAC_CSR( HASHH, x ) +#define SMC_GET_HASHL(x) SMC_GET_MAC_CSR( HASHL, x ) +#define SMC_SET_HASHL(x) SMC_SET_MAC_CSR( HASHL, x ) +#define SMC_GET_MII_ACC(x) SMC_GET_MAC_CSR( MII_ACC, x ) +#define SMC_SET_MII_ACC(x) SMC_SET_MAC_CSR( MII_ACC, x ) +#define SMC_GET_MII_DATA(x) SMC_GET_MAC_CSR( MII_DATA, x ) +#define SMC_SET_MII_DATA(x) SMC_SET_MAC_CSR( MII_DATA, x ) +#define SMC_GET_FLOW(x) SMC_GET_MAC_CSR( FLOW, x ) +#define SMC_SET_FLOW(x) SMC_SET_MAC_CSR( FLOW, x ) +#define SMC_GET_VLAN1(x) SMC_GET_MAC_CSR( VLAN1, x ) +#define SMC_SET_VLAN1(x) SMC_SET_MAC_CSR( VLAN1, x ) +#define SMC_GET_VLAN2(x) SMC_GET_MAC_CSR( VLAN2, x ) +#define SMC_SET_VLAN2(x) SMC_SET_MAC_CSR( VLAN2, x ) +#define SMC_SET_WUFF(x) SMC_SET_MAC_CSR( WUFF, x ) +#define SMC_GET_WUCSR(x) SMC_GET_MAC_CSR( WUCSR, x ) +#define SMC_SET_WUCSR(x) SMC_SET_MAC_CSR( WUCSR, x ) + +/* PHY register read/write macros */ +#define SMC_GET_MII(a,phy,v) \ + do { \ + u32 __v; \ + do { \ + SMC_GET_MII_ACC(__v); \ + } while ( __v & MII_ACC_MII_BUSY_ ); \ + SMC_SET_MII_ACC( ((phy)<<11) | ((a)<<6) | \ + MII_ACC_MII_BUSY_); \ + do { \ + SMC_GET_MII_ACC(__v); \ + } while ( __v & MII_ACC_MII_BUSY_ ); \ + SMC_GET_MII_DATA(v); \ + } while (0) +#define SMC_SET_MII(a,phy,v) \ + do { \ + u32 __v; \ + do { \ + SMC_GET_MII_ACC(__v); \ + } while ( __v & MII_ACC_MII_BUSY_ ); \ + SMC_SET_MII_DATA(v); \ + SMC_SET_MII_ACC( ((phy)<<11) | ((a)<<6) | \ + MII_ACC_MII_BUSY_ | \ + MII_ACC_MII_WRITE_ ); \ + do { \ + SMC_GET_MII_ACC(__v); \ + } while ( __v & MII_ACC_MII_BUSY_ ); \ + } while (0) +#define SMC_GET_PHY_BMCR(phy,x) SMC_GET_MII( MII_BMCR, phy, x ) +#define SMC_SET_PHY_BMCR(phy,x) SMC_SET_MII( MII_BMCR, phy, x ) +#define SMC_GET_PHY_BMSR(phy,x) SMC_GET_MII( MII_BMSR, phy, x ) +#define SMC_GET_PHY_ID1(phy,x) SMC_GET_MII( MII_PHYSID1, phy, x ) +#define SMC_GET_PHY_ID2(phy,x) SMC_GET_MII( MII_PHYSID2, phy, x ) +#define SMC_GET_PHY_MII_ADV(phy,x) SMC_GET_MII( MII_ADVERTISE, phy, x ) +#define SMC_SET_PHY_MII_ADV(phy,x) SMC_SET_MII( MII_ADVERTISE, phy, x ) +#define SMC_GET_PHY_MII_LPA(phy,x) SMC_GET_MII( MII_LPA, phy, x ) +#define SMC_SET_PHY_MII_LPA(phy,x) SMC_SET_MII( MII_LPA, phy, x ) +#define SMC_GET_PHY_CTRL_STS(phy,x) SMC_GET_MII( PHY_MODE_CTRL_STS, phy, x ) +#define SMC_SET_PHY_CTRL_STS(phy,x) SMC_SET_MII( PHY_MODE_CTRL_STS, phy, x ) +#define SMC_GET_PHY_INT_SRC(phy,x) SMC_GET_MII( PHY_INT_SRC, phy, x ) +#define SMC_SET_PHY_INT_SRC(phy,x) SMC_SET_MII( PHY_INT_SRC, phy, x ) +#define SMC_GET_PHY_INT_MASK(phy,x) SMC_GET_MII( PHY_INT_MASK, phy, x ) +#define SMC_SET_PHY_INT_MASK(phy,x) SMC_SET_MII( PHY_INT_MASK, phy, x ) +#define SMC_GET_PHY_SPECIAL(phy,x) SMC_GET_MII( PHY_SPECIAL, phy, x ) + + + +/* Misc read/write macros */ + +#ifndef SMC_GET_MAC_ADDR +#define SMC_GET_MAC_ADDR(addr) \ + do { \ + unsigned int __v; \ + \ + SMC_GET_MAC_CSR(ADDRL, __v); \ + addr[0] = __v; addr[1] = __v >> 8; \ + addr[2] = __v >> 16; addr[3] = __v >> 24; \ + SMC_GET_MAC_CSR(ADDRH, __v); \ + addr[4] = __v; addr[5] = __v >> 8; \ + } while (0) +#endif + +#define SMC_SET_MAC_ADDR(addr) \ + do { \ + SMC_SET_MAC_CSR(ADDRL, \ + addr[0] | \ + (addr[1] << 8) | \ + (addr[2] << 16) | \ + (addr[3] << 24)); \ + SMC_SET_MAC_CSR(ADDRH, addr[4]|(addr[5] << 8));\ + } while (0) + + +#define SMC_WRITE_EEPROM_CMD(cmd, addr) \ + do { \ + while (SMC_GET_E2P_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + SMC_SET_MAC_CMD(MAC_CSR_CMD_R_NOT_W_ | a ); \ + while (SMC_GET_MAC_CMD() & MAC_CSR_CMD_CSR_BUSY_); \ + } while (0) + +#endif /* _SMC911X_H_ */ diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index e1be1af5120..f72a4f57905 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -129,6 +129,24 @@ #define SMC_insb(a, r, p, l) readsb((a) + (r), p, (l)) #define SMC_outsb(a, r, p, l) writesb((a) + (r), p, (l)) +#elif defined(CONFIG_MACH_LOGICPD_PXA270) + +#define SMC_CAN_USE_8BIT 0 +#define SMC_CAN_USE_16BIT 1 +#define SMC_CAN_USE_32BIT 0 +#define SMC_IO_SHIFT 0 +#define SMC_NOWAIT 1 +#define SMC_USE_PXA_DMA 1 + +#define SMC_inb(a, r) readb((a) + (r)) +#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_inl(a, r) readl((a) + (r)) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outw(v, a, r) writew(v, (a) + (r)) +#define SMC_outl(v, a, r) writel(v, (a) + (r)) +#define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) +#define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) + #elif defined(CONFIG_ARCH_INNOKOM) || \ defined(CONFIG_MACH_MAINSTONE) || \ defined(CONFIG_ARCH_PXA_IDP) || \ diff --git a/drivers/net/sungem_phy.c b/drivers/net/sungem_phy.c index b2ddd5e7930..9282b4b0c02 100644 --- a/drivers/net/sungem_phy.c +++ b/drivers/net/sungem_phy.c @@ -345,9 +345,9 @@ static int bcm5421_enable_fiber(struct mii_phy* phy) static int bcm5461_enable_fiber(struct mii_phy* phy) { - phy_write(phy, MII_NCONFIG, 0xfc0c); - phy_write(phy, MII_BMCR, 0x4140); - phy_write(phy, MII_NCONFIG, 0xfc0b); + phy_write(phy, MII_NCONFIG, 0xfc0c); + phy_write(phy, MII_BMCR, 0x4140); + phy_write(phy, MII_NCONFIG, 0xfc0b); phy_write(phy, MII_BMCR, 0x0140); return 0; diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c index e3dd144d326..5f743b97294 100644 --- a/drivers/net/tulip/de2104x.c +++ b/drivers/net/tulip/de2104x.c @@ -227,12 +227,12 @@ enum { SROMC0InfoLeaf = 27, MediaBlockMask = 0x3f, MediaCustomCSRs = (1 << 6), - + /* PCIPM bits */ PM_Sleep = (1 << 31), PM_Snooze = (1 << 30), PM_Mask = PM_Sleep | PM_Snooze, - + /* SIAStatus bits */ NWayState = (1 << 14) | (1 << 13) | (1 << 12), NWayRestart = (1 << 12), @@ -858,7 +858,7 @@ static void de_stop_rxtx (struct de_private *de) return; cpu_relax(); } - + printk(KERN_WARNING "%s: timeout expired stopping DMA\n", de->dev->name); } @@ -931,7 +931,7 @@ static void de_set_media (struct de_private *de) macmode |= FullDuplex; else macmode &= ~FullDuplex; - + if (netif_msg_link(de)) { printk(KERN_INFO "%s: set link %s\n" KERN_INFO "%s: mode 0x%x, sia 0x%x,0x%x,0x%x,0x%x\n" @@ -966,9 +966,9 @@ static void de21040_media_timer (unsigned long data) u32 status = dr32(SIAStatus); unsigned int carrier; unsigned long flags; - + carrier = (status & NetCxnErr) ? 0 : 1; - + if (carrier) { if (de->media_type != DE_MEDIA_AUI && (status & LinkFailStatus)) goto no_link_yet; @@ -985,7 +985,7 @@ static void de21040_media_timer (unsigned long data) return; } - de_link_down(de); + de_link_down(de); if (de->media_lock) return; @@ -1039,7 +1039,7 @@ static unsigned int de_ok_to_advertise (struct de_private *de, u32 new_media) return 0; break; } - + return 1; } @@ -1050,9 +1050,9 @@ static void de21041_media_timer (unsigned long data) u32 status = dr32(SIAStatus); unsigned int carrier; unsigned long flags; - + carrier = (status & NetCxnErr) ? 0 : 1; - + if (carrier) { if ((de->media_type == DE_MEDIA_TP_AUTO || de->media_type == DE_MEDIA_TP || @@ -1072,7 +1072,7 @@ static void de21041_media_timer (unsigned long data) return; } - de_link_down(de); + de_link_down(de); /* if media type locked, don't switch media */ if (de->media_lock) @@ -1124,7 +1124,7 @@ static void de21041_media_timer (unsigned long data) u32 next_states[] = { DE_MEDIA_AUI, DE_MEDIA_BNC, DE_MEDIA_TP_AUTO }; de_next_media(de, next_states, ARRAY_SIZE(next_states)); } - + set_media: spin_lock_irqsave(&de->lock, flags); de_stop_rxtx(de); @@ -1148,7 +1148,7 @@ static void de_media_interrupt (struct de_private *de, u32 status) mod_timer(&de->media_timer, jiffies + DE_TIMER_LINK); return; } - + BUG_ON(!(status & LinkFail)); if (netif_carrier_ok(de->dev)) { @@ -1227,7 +1227,7 @@ static int de_init_hw (struct de_private *de) int rc; de_adapter_wake(de); - + macmode = dr32(MacMode) & ~MacModeClear; rc = de_reset_mac(de); @@ -1413,7 +1413,7 @@ static int de_close (struct net_device *dev) netif_stop_queue(dev); netif_carrier_off(dev); spin_unlock_irqrestore(&de->lock, flags); - + free_irq(dev->irq, dev); de_free_rings(de); @@ -1441,7 +1441,7 @@ static void de_tx_timeout (struct net_device *dev) spin_unlock_irq(&de->lock); enable_irq(dev->irq); - + /* Update the error counts. */ __de_get_stats(de); @@ -1451,7 +1451,7 @@ static void de_tx_timeout (struct net_device *dev) de_init_rings(de); de_init_hw(de); - + netif_wake_queue(dev); } @@ -1459,7 +1459,7 @@ static void __de_get_regs(struct de_private *de, u8 *buf) { int i; u32 *rbuf = (u32 *)buf; - + /* read all CSRs */ for (i = 0; i < DE_NUM_REGS; i++) rbuf[i] = dr32(i * 8); @@ -1474,7 +1474,7 @@ static int __de_get_settings(struct de_private *de, struct ethtool_cmd *ecmd) ecmd->transceiver = XCVR_INTERNAL; ecmd->phy_address = 0; ecmd->advertising = de->media_advertise; - + switch (de->media_type) { case DE_MEDIA_AUI: ecmd->port = PORT_AUI; @@ -1489,7 +1489,7 @@ static int __de_get_settings(struct de_private *de, struct ethtool_cmd *ecmd) ecmd->speed = SPEED_10; break; } - + if (dr32(MacMode) & FullDuplex) ecmd->duplex = DUPLEX_FULL; else @@ -1529,7 +1529,7 @@ static int __de_set_settings(struct de_private *de, struct ethtool_cmd *ecmd) if (ecmd->autoneg == AUTONEG_ENABLE && (!(ecmd->advertising & ADVERTISED_Autoneg))) return -EINVAL; - + switch (ecmd->port) { case PORT_AUI: new_media = DE_MEDIA_AUI; @@ -1554,22 +1554,22 @@ static int __de_set_settings(struct de_private *de, struct ethtool_cmd *ecmd) return -EINVAL; break; } - + media_lock = (ecmd->autoneg == AUTONEG_ENABLE) ? 0 : 1; - + if ((new_media == de->media_type) && (media_lock == de->media_lock) && (ecmd->advertising == de->media_advertise)) return 0; /* nothing to change */ - + de_link_down(de); de_stop_rxtx(de); - + de->media_type = new_media; de->media_lock = media_lock; de->media_advertise = ecmd->advertising; de_set_media(de); - + return 0; } @@ -1817,7 +1817,7 @@ static void __init de21041_get_srom_info (struct de_private *de) case 0x0204: de->media_type = DE_MEDIA_TP_FD; break; default: de->media_type = DE_MEDIA_TP_AUTO; break; } - + if (netif_msg_probe(de)) printk(KERN_INFO "de%d: SROM leaf offset %u, default media %s\n", de->board_idx, ofs, @@ -1886,7 +1886,7 @@ static void __init de21041_get_srom_info (struct de_private *de) de->media[idx].csr13, de->media[idx].csr14, de->media[idx].csr15); - + } else if (netif_msg_probe(de)) printk("\n"); @@ -2118,7 +2118,7 @@ static int de_suspend (struct pci_dev *pdev, pm_message_t state) spin_unlock_irq(&de->lock); enable_irq(dev->irq); - + /* Update the error counts. */ __de_get_stats(de); diff --git a/drivers/net/tulip/de4x5.c b/drivers/net/tulip/de4x5.c index f5609410204..da8bd0d62a3 100644 --- a/drivers/net/tulip/de4x5.c +++ b/drivers/net/tulip/de4x5.c @@ -41,11 +41,11 @@ Digital Semiconductor SROM Specification. The driver currently recognises the following chips: - DC21040 (no SROM) - DC21041[A] - DC21140[A] - DC21142 - DC21143 + DC21040 (no SROM) + DC21041[A] + DC21140[A] + DC21142 + DC21143 So far the driver is known to work with the following cards: @@ -55,7 +55,7 @@ SMC8432 SMC9332 (w/new SROM) ZNYX31[45] - ZNYX346 10/100 4 port (can act as a 10/100 bridge!) + ZNYX346 10/100 4 port (can act as a 10/100 bridge!) The driver has been tested on a relatively busy network using the DE425, DE434, DE435 and DE500 cards and benchmarked with 'ttcp': it transferred @@ -106,7 +106,7 @@ loading by: insmod de4x5 io=0xghh where g = bus number - hh = device number + hh = device number NB: autoprobing for modules is now supported by default. You may just use: @@ -120,11 +120,11 @@ 4) if you are wanting to add a new card, goto 5. Otherwise, recompile a kernel with the de4x5 configuration turned off and reboot. 5) insmod de4x5 [io=0xghh] - 6) run the net startup bits for your new eth?? interface(s) manually - (usually /etc/rc.inet[12] at boot time). + 6) run the net startup bits for your new eth?? interface(s) manually + (usually /etc/rc.inet[12] at boot time). 7) enjoy! - To unload a module, turn off the associated interface(s) + To unload a module, turn off the associated interface(s) 'ifconfig eth?? down' then 'rmmod de4x5'. Automedia detection is included so that in principal you can disconnect @@ -135,7 +135,7 @@ By default, the driver will now autodetect any DECchip based card. Should you have a need to restrict the driver to DIGITAL only cards, you can compile with a DEC_ONLY define, or if loading as a module, use the - 'dec_only=1' parameter. + 'dec_only=1' parameter. I've changed the timing routines to use the kernel timer and scheduling functions so that the hangs and other assorted problems that occurred @@ -204,7 +204,7 @@ following parameters are allowed: fdx for full duplex - autosense to set the media/speed; with the following + autosense to set the media/speed; with the following sub-parameters: TP, TP_NW, BNC, AUI, BNC_AUI, 100Mb, 10Mb, AUTO @@ -235,14 +235,14 @@ this automatically or include #define DE4X5_FORCE_EISA on or before line 1040 in the driver. - TO DO: + TO DO: ------ Revision History ---------------- Version Date Description - + 0.1 17-Nov-94 Initial writing. ALPHA code release. 0.2 13-Jan-95 Added PCI support for DE435's. 0.21 19-Jan-95 Added auto media detection. @@ -251,7 +251,7 @@ Add request/release_region code. Add loadable modules support for PCI. Clean up loadable modules support. - 0.23 28-Feb-95 Added DC21041 and DC21140 support. + 0.23 28-Feb-95 Added DC21041 and DC21140 support. Fix missed frame counter value and initialisation. Fixed EISA probe. 0.24 11-Apr-95 Change delay routine to use <linux/udelay>. @@ -280,7 +280,7 @@ Add kernel timer code (h/w is too flaky). Add MII based PHY autosense. Add new multicasting code. - Add new autosense algorithms for media/mode + Add new autosense algorithms for media/mode selection using kernel scheduling/timing. Re-formatted. Made changes suggested by <jeff@router.patch.net>: @@ -307,10 +307,10 @@ Add Accton to the list of broken cards. Fix TX under-run bug for non DC21140 chips. Fix boot command probe bug in alloc_device() as - reported by <koen.gadeyne@barco.com> and + reported by <koen.gadeyne@barco.com> and <orava@nether.tky.hut.fi>. Add cache locks to prevent a race condition as - reported by <csd@microplex.com> and + reported by <csd@microplex.com> and <baba@beckman.uiuc.edu>. Upgraded alloc_device() code. 0.431 28-Jun-96 Fix potential bug in queue_pkt() from discussion @@ -322,7 +322,7 @@ with a loopback packet. 0.442 9-Sep-96 Include AUI in dc21041 media printout. Bug reported by <bhat@mundook.cs.mu.OZ.AU> - 0.45 8-Dec-96 Include endian functions for PPC use, from work + 0.45 8-Dec-96 Include endian functions for PPC use, from work by <cort@cs.nmt.edu> and <g.thomas@opengroup.org>. 0.451 28-Dec-96 Added fix to allow autoprobe for modules after suggestion from <mjacob@feral.com>. @@ -346,14 +346,14 @@ <paubert@iram.es>. 0.52 26-Apr-97 Some changes may not credit the right people - a disk crash meant I lost some mail. - Change RX interrupt routine to drop rather than - defer packets to avoid hang reported by + Change RX interrupt routine to drop rather than + defer packets to avoid hang reported by <g.thomas@opengroup.org>. Fix srom_exec() to return for COMPACT and type 1 infoblocks. Added DC21142 and DC21143 functions. Added byte counters from <phil@tazenda.demon.co.uk> - Added SA_INTERRUPT temporary fix from + Added SA_INTERRUPT temporary fix from <mjacob@feral.com>. 0.53 12-Nov-97 Fix the *_probe() to include 'eth??' name during module load: bug reported by @@ -363,10 +363,10 @@ Make above search independent of BIOS device scan direction. Completed DC2114[23] autosense functions. - 0.531 21-Dec-97 Fix DE500-XA 100Mb/s bug reported by + 0.531 21-Dec-97 Fix DE500-XA 100Mb/s bug reported by <robin@intercore.com Fix type1_infoblock() bug introduced in 0.53, from - problem reports by + problem reports by <parmee@postecss.ncrfran.france.ncr.com> and <jo@ice.dillingen.baynet.de>. Added argument list to set up each board from either @@ -374,7 +374,7 @@ Added generic MII PHY functionality to deal with newer PHY chips. Fix the mess in 2.1.67. - 0.532 5-Jan-98 Fix bug in mii_get_phy() reported by + 0.532 5-Jan-98 Fix bug in mii_get_phy() reported by <redhat@cococo.net>. Fix bug in pci_probe() for 64 bit systems reported by <belliott@accessone.com>. @@ -398,7 +398,7 @@ version. I hope nothing is broken... Add TX done interrupt modification from suggestion by <Austin.Donnelly@cl.cam.ac.uk>. - Fix is_anc_capable() bug reported by + Fix is_anc_capable() bug reported by <Austin.Donnelly@cl.cam.ac.uk>. Fix type[13]_infoblock() bug: during MII search, PHY lp->rst not run because lp->ibn not initialised - @@ -413,7 +413,7 @@ Add an_exception() for old ZYNX346 and fix compile warning on PPC & SPARC, from <ecd@skynet.be>. Fix lastPCI to correctly work with compiled in - kernels and modules from bug report by + kernels and modules from bug report by <Zlatko.Calusic@CARNet.hr> et al. 0.542 15-Sep-98 Fix dc2114x_autoconf() to stop multiple messages when media is unconnected. @@ -425,7 +425,7 @@ 0.544 8-May-99 Fix for buggy SROM in Motorola embedded boards using a 21143 by <mmporter@home.com>. Change PCI/EISA bus probing order. - 0.545 28-Nov-99 Further Moto SROM bug fix from + 0.545 28-Nov-99 Further Moto SROM bug fix from <mporter@eng.mcd.mot.com> Remove double checking for DEBUG_RX in de4x5_dbg_rx() from report by <geert@linux-m68k.org> @@ -434,8 +434,8 @@ variable 'pb', on a non de4x5 PCI device, in this case a PCI bridge (DEC chip 21152). The value of 'pb' is now only initialized if a de4x5 chip is - present. - <france@handhelds.org> + present. + <france@handhelds.org> 0.547 08-Nov-01 Use library crc32 functions by <Matt_Domsch@dell.com> 0.548 30-Aug-03 Big 2.6 cleanup. Ported to PCI/EISA probing and generic DMA APIs. Fixed DE425 support on Alpha. @@ -584,7 +584,7 @@ static int de4x5_debug = (DEBUG_MEDIA | DEBUG_VERSION); /* ** Allow per adapter set up. For modules this is simply a command line -** parameter, e.g.: +** parameter, e.g.: ** insmod de4x5 args='eth1:fdx autosense=BNC eth0:autosense=100Mb'. ** ** For a compiled in driver, place e.g. @@ -655,7 +655,7 @@ static c_char *de4x5_signatures[] = DE4X5_SIGNATURE; ** Memory Alignment. Each descriptor is 4 longwords long. To force a ** particular alignment on the TX descriptor, adjust DESC_SKIP_LEN and ** DESC_ALIGN. ALIGN aligns the start address of the private memory area -** and hence the RX descriptor ring's first entry. +** and hence the RX descriptor ring's first entry. */ #define DE4X5_ALIGN4 ((u_long)4 - 1) /* 1 longword align */ #define DE4X5_ALIGN8 ((u_long)8 - 1) /* 2 longword align */ @@ -1081,8 +1081,8 @@ static int (*dc_infoblock[])(struct net_device *dev, u_char, u_char *) = { mdelay(2); /* Wait for 2ms */\ } - -static int __devinit + +static int __devinit de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) { char name[DE4X5_NAME_LENGTH + 1]; @@ -1102,12 +1102,12 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) mdelay(10); RESET_DE4X5; - + if ((inl(DE4X5_STS) & (STS_TS | STS_RS)) != 0) { return -ENXIO; /* Hardware could not reset */ } - - /* + + /* ** Now find out what kind of DC21040/DC21041/DC21140 board we have. */ lp->useSROM = FALSE; @@ -1116,21 +1116,21 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) } else { EISA_signature(name, gendev); } - + if (*name == '\0') { /* Not found a board signature */ return -ENXIO; } - + dev->base_addr = iobase; printk ("%s: %s at 0x%04lx", gendev->bus_id, name, iobase); - + printk(", h/w address "); status = get_hw_addr(dev); for (i = 0; i < ETH_ALEN - 1; i++) { /* get the ethernet addr. */ printk("%2.2x:", dev->dev_addr[i]); } printk("%2.2x,\n", dev->dev_addr[i]); - + if (status != 0) { printk(" which has an Ethernet PROM CRC error.\n"); return -ENXIO; @@ -1171,10 +1171,10 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) } lp->tx_ring = lp->rx_ring + NUM_RX_DESC; - + /* ** Set up the RX descriptor ring (Intels) - ** Allocate contiguous receive buffers, long word aligned (Alphas) + ** Allocate contiguous receive buffers, long word aligned (Alphas) */ #if !defined(__alpha__) && !defined(__powerpc__) && !defined(__sparc_v9__) && !defined(DE4X5_DO_MEMCPY) for (i=0; i<NUM_RX_DESC; i++) { @@ -1210,7 +1210,7 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) lp->rxRingSize = NUM_RX_DESC; lp->txRingSize = NUM_TX_DESC; - + /* Write the end of list marker to the descriptor lists */ lp->rx_ring[lp->rxRingSize - 1].des1 |= cpu_to_le32(RD_RER); lp->tx_ring[lp->txRingSize - 1].des1 |= cpu_to_le32(TD_TER); @@ -1219,7 +1219,7 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) outl(lp->dma_rings, DE4X5_RRBA); outl(lp->dma_rings + NUM_RX_DESC * sizeof(struct de4x5_desc), DE4X5_TRBA); - + /* Initialise the IRQ mask and Enable/Disable */ lp->irq_mask = IMR_RIM | IMR_TIM | IMR_TUM | IMR_UNM; lp->irq_en = IMR_NIM | IMR_AIM; @@ -1252,7 +1252,7 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) if ((lp->chipset != DC21040) && (lp->chipset != DC21041)) { mii_get_phy(dev); } - + #ifndef __sparc_v9__ printk(" and requires IRQ%d (provided by %s).\n", dev->irq, #else @@ -1260,11 +1260,11 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) #endif ((lp->bus == PCI) ? "PCI BIOS" : "EISA CNFG")); } - + if (de4x5_debug & DEBUG_VERSION) { printk(version); } - + /* The DE4X5-specific entries in the device structure. */ SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, gendev); @@ -1274,23 +1274,23 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) dev->get_stats = &de4x5_get_stats; dev->set_multicast_list = &set_multicast_list; dev->do_ioctl = &de4x5_ioctl; - + dev->mem_start = 0; - + /* Fill in the generic fields of the device structure. */ if ((status = register_netdev (dev))) { dma_free_coherent (gendev, lp->dma_size, lp->rx_ring, lp->dma_rings); return status; } - + /* Let the adapter sleep to save power */ yawn(dev, SLEEP); - + return status; } - + static int de4x5_open(struct net_device *dev) { @@ -1312,15 +1312,15 @@ de4x5_open(struct net_device *dev) */ yawn(dev, WAKEUP); - /* - ** Re-initialize the DE4X5... + /* + ** Re-initialize the DE4X5... */ status = de4x5_init(dev); spin_lock_init(&lp->lock); lp->state = OPEN; de4x5_dbg_open(dev); - - if (request_irq(dev->irq, (void *)de4x5_interrupt, SA_SHIRQ, + + if (request_irq(dev->irq, (void *)de4x5_interrupt, SA_SHIRQ, lp->adapter_name, dev)) { printk("de4x5_open(): Requested IRQ%d is busy - attemping FAST/SHARE...", dev->irq); if (request_irq(dev->irq, de4x5_interrupt, SA_INTERRUPT | SA_SHIRQ, @@ -1340,11 +1340,11 @@ de4x5_open(struct net_device *dev) lp->interrupt = UNMASK_INTERRUPTS; dev->trans_start = jiffies; - + START_DE4X5; - + de4x5_setup_intr(dev); - + if (de4x5_debug & DEBUG_OPEN) { printk("\tsts: 0x%08x\n", inl(DE4X5_STS)); printk("\tbmr: 0x%08x\n", inl(DE4X5_BMR)); @@ -1355,7 +1355,7 @@ de4x5_open(struct net_device *dev) printk("\tstrr: 0x%08x\n", inl(DE4X5_STRR)); printk("\tsigr: 0x%08x\n", inl(DE4X5_SIGR)); } - + return status; } @@ -1369,15 +1369,15 @@ de4x5_open(struct net_device *dev) */ static int de4x5_init(struct net_device *dev) -{ +{ /* Lock out other processes whilst setting up the hardware */ netif_stop_queue(dev); - + de4x5_sw_reset(dev); - + /* Autoconfigure the connected port */ autoconf_media(dev); - + return 0; } @@ -1388,7 +1388,7 @@ de4x5_sw_reset(struct net_device *dev) u_long iobase = dev->base_addr; int i, j, status = 0; s32 bmr, omr; - + /* Select the MII or SRL port now and RESET the MAC */ if (!lp->useSROM) { if (lp->phy[lp->active].id != 0) { @@ -1399,7 +1399,7 @@ de4x5_sw_reset(struct net_device *dev) de4x5_switch_mac_port(dev); } - /* + /* ** Set the programmable burst length to 8 longwords for all the DC21140 ** Fasternet chips and 4 longwords for all others: DMA errors result ** without these values. Cache align 16 long. @@ -1416,23 +1416,23 @@ de4x5_sw_reset(struct net_device *dev) outl(lp->dma_rings, DE4X5_RRBA); outl(lp->dma_rings + NUM_RX_DESC * sizeof(struct de4x5_desc), DE4X5_TRBA); - + lp->rx_new = lp->rx_old = 0; lp->tx_new = lp->tx_old = 0; - + for (i = 0; i < lp->rxRingSize; i++) { lp->rx_ring[i].status = cpu_to_le32(R_OWN); } - + for (i = 0; i < lp->txRingSize; i++) { lp->tx_ring[i].status = cpu_to_le32(0); } - + barrier(); /* Build the setup frame depending on filtering mode */ SetMulticastFilter(dev); - + load_packet(dev, lp->setup_frame, PERFECT_F|TD_SET|SETUP_FRAME_LEN, (struct sk_buff *)1); outl(omr|OMR_ST, DE4X5_OMR); @@ -1445,18 +1445,18 @@ de4x5_sw_reset(struct net_device *dev) outl(omr, DE4X5_OMR); /* Stop everything! */ if (j == 0) { - printk("%s: Setup frame timed out, status %08x\n", dev->name, + printk("%s: Setup frame timed out, status %08x\n", dev->name, inl(DE4X5_STS)); status = -EIO; } - + lp->tx_new = (++lp->tx_new) % lp->txRingSize; lp->tx_old = lp->tx_new; return status; } -/* +/* ** Writes a socket buffer address to the next available transmit descriptor. */ static int @@ -1469,9 +1469,9 @@ de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev) netif_stop_queue(dev); if (lp->tx_enable == NO) { /* Cannot send for now */ - return -1; + return -1; } - + /* ** Clean out the TX ring asynchronously to interrupts - sometimes the ** interrupts are lost by delayed descriptor status updates relative to @@ -1482,7 +1482,7 @@ de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev) spin_unlock_irqrestore(&lp->lock, flags); /* Test if cache is already locked - requeue skb if so */ - if (test_and_set_bit(0, (void *)&lp->cache.lock) && !lp->interrupt) + if (test_and_set_bit(0, (void *)&lp->cache.lock) && !lp->interrupt) return -1; /* Transmit descriptor ring full or stale skb */ @@ -1509,10 +1509,10 @@ de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev) load_packet(dev, skb->data, TD_IC | TD_LS | TD_FS | skb->len, skb); lp->stats.tx_bytes += skb->len; outl(POLL_DEMAND, DE4X5_TPD);/* Start the TX */ - + lp->tx_new = (++lp->tx_new) % lp->txRingSize; dev->trans_start = jiffies; - + if (TX_BUFFS_AVAIL) { netif_start_queue(dev); /* Another pkt may be queued */ } @@ -1521,15 +1521,15 @@ de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev) } if (skb) de4x5_putb_cache(dev, skb); } - + lp->cache.lock = 0; return status; } /* -** The DE4X5 interrupt handler. -** +** The DE4X5 interrupt handler. +** ** I/O Read/Writes through intermediate PCI bridges are never 'posted', ** so that the asserted interrupt always has some real data to work with - ** if these I/O accesses are ever changed to memory accesses, ensure the @@ -1546,7 +1546,7 @@ de4x5_interrupt(int irq, void *dev_id, struct pt_regs *regs) s32 imr, omr, sts, limit; u_long iobase; unsigned int handled = 0; - + if (dev == NULL) { printk ("de4x5_interrupt(): irq %d for unknown device.\n", irq); return IRQ_NONE; @@ -1554,35 +1554,35 @@ de4x5_interrupt(int irq, void *dev_id, struct pt_regs *regs) lp = netdev_priv(dev); spin_lock(&lp->lock); iobase = dev->base_addr; - + DISABLE_IRQs; /* Ensure non re-entrancy */ if (test_and_set_bit(MASK_INTERRUPTS, (void*) &lp->interrupt)) printk("%s: Re-entering the interrupt handler.\n", dev->name); synchronize_irq(dev->irq); - + for (limit=0; limit<8; limit++) { sts = inl(DE4X5_STS); /* Read IRQ status */ outl(sts, DE4X5_STS); /* Reset the board interrupts */ - + if (!(sts & lp->irq_mask)) break;/* All done */ handled = 1; - + if (sts & (STS_RI | STS_RU)) /* Rx interrupt (packet[s] arrived) */ de4x5_rx(dev); - + if (sts & (STS_TI | STS_TU)) /* Tx interrupt (packet sent) */ - de4x5_tx(dev); - + de4x5_tx(dev); + if (sts & STS_LNF) { /* TP Link has failed */ lp->irq_mask &= ~IMR_LFM; } - + if (sts & STS_UNF) { /* Transmit underrun */ de4x5_txur(dev); } - + if (sts & STS_SE) { /* Bus Error */ STOP_DE4X5; printk("%s: Fatal bus error occurred, sts=%#8x, device stopped.\n", @@ -1603,7 +1603,7 @@ de4x5_interrupt(int irq, void *dev_id, struct pt_regs *regs) lp->interrupt = UNMASK_INTERRUPTS; ENABLE_IRQs; spin_unlock(&lp->lock); - + return IRQ_RETVAL(handled); } @@ -1614,11 +1614,11 @@ de4x5_rx(struct net_device *dev) u_long iobase = dev->base_addr; int entry; s32 status; - + for (entry=lp->rx_new; (s32)le32_to_cpu(lp->rx_ring[entry].status)>=0; entry=lp->rx_new) { status = (s32)le32_to_cpu(lp->rx_ring[entry].status); - + if (lp->rx_ovf) { if (inl(DE4X5_MFC) & MFC_FOCM) { de4x5_rx_ovfc(dev); @@ -1629,7 +1629,7 @@ de4x5_rx(struct net_device *dev) if (status & RD_FS) { /* Remember the start of frame */ lp->rx_old = entry; } - + if (status & RD_LS) { /* Valid frame status */ if (lp->tx_enable) lp->linkOK++; if (status & RD_ES) { /* There was an error. */ @@ -1646,9 +1646,9 @@ de4x5_rx(struct net_device *dev) struct sk_buff *skb; short pkt_len = (short)(le32_to_cpu(lp->rx_ring[entry].status) >> 16) - 4; - + if ((skb = de4x5_alloc_rx_buff(dev, entry, pkt_len)) == NULL) { - printk("%s: Insufficient memory; nuking packet.\n", + printk("%s: Insufficient memory; nuking packet.\n", dev->name); lp->stats.rx_dropped++; } else { @@ -1658,14 +1658,14 @@ de4x5_rx(struct net_device *dev) skb->protocol=eth_type_trans(skb,dev); de4x5_local_stats(dev, skb->data, pkt_len); netif_rx(skb); - + /* Update stats */ dev->last_rx = jiffies; lp->stats.rx_packets++; lp->stats.rx_bytes += pkt_len; } } - + /* Change buffer ownership for this frame, back to the adapter */ for (;lp->rx_old!=entry;lp->rx_old=(++lp->rx_old)%lp->rxRingSize) { lp->rx_ring[lp->rx_old].status = cpu_to_le32(R_OWN); @@ -1674,13 +1674,13 @@ de4x5_rx(struct net_device *dev) lp->rx_ring[entry].status = cpu_to_le32(R_OWN); barrier(); } - + /* ** Update entry information */ lp->rx_new = (++lp->rx_new) % lp->rxRingSize; } - + return 0; } @@ -1705,20 +1705,20 @@ de4x5_tx(struct net_device *dev) u_long iobase = dev->base_addr; int entry; s32 status; - + for (entry = lp->tx_old; entry != lp->tx_new; entry = lp->tx_old) { status = (s32)le32_to_cpu(lp->tx_ring[entry].status); if (status < 0) { /* Buffer not sent yet */ break; } else if (status != 0x7fffffff) { /* Not setup frame */ if (status & TD_ES) { /* An error happened */ - lp->stats.tx_errors++; + lp->stats.tx_errors++; if (status & TD_NC) lp->stats.tx_carrier_errors++; if (status & TD_LC) lp->stats.tx_window_errors++; if (status & TD_UF) lp->stats.tx_fifo_errors++; if (status & TD_EC) lp->pktStats.excessive_collisions++; if (status & TD_DE) lp->stats.tx_aborted_errors++; - + if (TX_PKT_PENDING) { outl(POLL_DEMAND, DE4X5_TPD);/* Restart a stalled TX */ } @@ -1727,14 +1727,14 @@ de4x5_tx(struct net_device *dev) if (lp->tx_enable) lp->linkOK++; } /* Update the collision counter */ - lp->stats.collisions += ((status & TD_EC) ? 16 : + lp->stats.collisions += ((status & TD_EC) ? 16 : ((status & TD_CC) >> 3)); /* Free the buffer. */ if (lp->tx_skb[entry] != NULL) de4x5_free_tx_buff(lp, entry); } - + /* Update all the pointers */ lp->tx_old = (++lp->tx_old) % lp->txRingSize; } @@ -1746,7 +1746,7 @@ de4x5_tx(struct net_device *dev) else netif_start_queue(dev); } - + return 0; } @@ -1755,9 +1755,9 @@ de4x5_ast(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); int next_tick = DE4X5_AUTOSENSE_MS; - + disable_ast(dev); - + if (lp->useSROM) { next_tick = srom_autoconf(dev); } else if (lp->chipset == DC21140) { @@ -1769,7 +1769,7 @@ de4x5_ast(struct net_device *dev) } lp->linkOK = 0; enable_ast(dev, next_tick); - + return 0; } @@ -1792,11 +1792,11 @@ de4x5_txur(struct net_device *dev) } outl(omr | OMR_ST | OMR_SR, DE4X5_OMR); } - + return 0; } -static int +static int de4x5_rx_ovfc(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); @@ -1813,7 +1813,7 @@ de4x5_rx_ovfc(struct net_device *dev) } outl(omr, DE4X5_OMR); - + return 0; } @@ -1823,22 +1823,22 @@ de4x5_close(struct net_device *dev) struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; s32 imr, omr; - + disable_ast(dev); netif_stop_queue(dev); - + if (de4x5_debug & DEBUG_CLOSE) { printk("%s: Shutting down ethercard, status was %8.8x.\n", dev->name, inl(DE4X5_STS)); } - - /* + + /* ** We stop the DE4X5 here... mask interrupts and stop TX & RX */ DISABLE_IRQs; STOP_DE4X5; - + /* Free the associated irq */ free_irq(dev->irq, dev); lp->state = CLOSED; @@ -1846,10 +1846,10 @@ de4x5_close(struct net_device *dev) /* Free any socket buffers */ de4x5_free_rx_buffs(dev); de4x5_free_tx_buffs(dev); - + /* Put the adapter to sleep to save power */ yawn(dev, SLEEP); - + return 0; } @@ -1858,9 +1858,9 @@ de4x5_get_stats(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; - + lp->stats.rx_missed_errors = (int)(inl(DE4X5_MFC) & (MFC_OVFL | MFC_CNTR)); - + return &lp->stats; } @@ -1886,7 +1886,7 @@ de4x5_local_stats(struct net_device *dev, char *buf, int pkt_len) (*(s16 *)&buf[4] == *(s16 *)&dev->dev_addr[4])) { lp->pktStats.unicast++; } - + lp->pktStats.bins[0]++; /* Duplicates stats.rx_packets */ if (lp->pktStats.bins[0] == 0) { /* Reset counters */ memset((char *)&lp->pktStats, 0, sizeof(lp->pktStats)); @@ -1937,11 +1937,11 @@ set_multicast_list(struct net_device *dev) omr = inl(DE4X5_OMR); omr |= OMR_PR; outl(omr, DE4X5_OMR); - } else { + } else { SetMulticastFilter(dev); - load_packet(dev, lp->setup_frame, TD_IC | PERFECT_F | TD_SET | + load_packet(dev, lp->setup_frame, TD_IC | PERFECT_F | TD_SET | SETUP_FRAME_LEN, (struct sk_buff *)1); - + lp->tx_new = (++lp->tx_new) % lp->txRingSize; outl(POLL_DEMAND, DE4X5_TPD); /* Start the TX */ dev->trans_start = jiffies; @@ -1969,20 +1969,20 @@ SetMulticastFilter(struct net_device *dev) omr = inl(DE4X5_OMR); omr &= ~(OMR_PR | OMR_PM); pa = build_setup_frame(dev, ALL); /* Build the basic frame */ - + if ((dev->flags & IFF_ALLMULTI) || (dev->mc_count > 14)) { omr |= OMR_PM; /* Pass all multicasts */ } else if (lp->setup_f == HASH_PERF) { /* Hash Filtering */ for (i=0;i<dev->mc_count;i++) { /* for each address in the list */ addrs=dmi->dmi_addr; dmi=dmi->next; - if ((*addrs & 0x01) == 1) { /* multicast address? */ + if ((*addrs & 0x01) == 1) { /* multicast address? */ crc = ether_crc_le(ETH_ALEN, addrs); hashcode = crc & HASH_BITS; /* hashcode is 9 LSb of CRC */ - + byte = hashcode >> 3; /* bit[3-8] -> byte in filter */ bit = 1 << (hashcode & 0x07);/* bit[0-2] -> bit in byte */ - + byte <<= 1; /* calc offset into setup frame */ if (byte & 0x02) { byte -= 1; @@ -1994,14 +1994,14 @@ SetMulticastFilter(struct net_device *dev) for (j=0; j<dev->mc_count; j++) { addrs=dmi->dmi_addr; dmi=dmi->next; - for (i=0; i<ETH_ALEN; i++) { + for (i=0; i<ETH_ALEN; i++) { *(pa + (i&1)) = *addrs++; if (i & 0x01) pa += 4; } } } outl(omr, DE4X5_OMR); - + return; } @@ -2031,18 +2031,18 @@ static int __init de4x5_eisa_probe (struct device *gendev) status = -EBUSY; goto release_reg_1; } - + if (!(dev = alloc_etherdev (sizeof (struct de4x5_private)))) { status = -ENOMEM; goto release_reg_2; } lp = netdev_priv(dev); - + cfid = (u32) inl(PCI_CFID); lp->cfrv = (u_short) inl(PCI_CFRV); device = (cfid >> 8) & 0x00ffff00; vendor = (u_short) cfid; - + /* Read the EISA Configuration Registers */ regval = inb(EISA_REG0) & (ER0_INTL | ER0_INTT); #ifdef CONFIG_ALPHA @@ -2050,7 +2050,7 @@ static int __init de4x5_eisa_probe (struct device *gendev) * care about the EISA configuration, and thus doesn't * configure the PLX bridge properly. Oh well... Simply mimic * the EISA config file to sort it out. */ - + /* EISA REG1: Assert DecChip 21040 HW Reset */ outb (ER1_IAM | 1, EISA_REG1); mdelay (1); @@ -2061,12 +2061,12 @@ static int __init de4x5_eisa_probe (struct device *gendev) /* EISA REG3: R/W Burst Transfer Enable */ outb (ER3_BWE | ER3_BRE, EISA_REG3); - + /* 32_bit slave/master, Preempt Time=23 bclks, Unlatched Interrupt */ outb (ER0_BSW | ER0_BMW | ER0_EPT | regval, EISA_REG0); #endif irq = de4x5_irq[(regval >> 1) & 0x03]; - + if (is_DC2114x) { device = ((lp->cfrv & CFRV_RN) < DC2114x_BRK ? DC21142 : DC21143); } @@ -2077,7 +2077,7 @@ static int __init de4x5_eisa_probe (struct device *gendev) outl(PCI_COMMAND_IO | PCI_COMMAND_MASTER, PCI_CFCS); outl(0x00006000, PCI_CFLT); outl(iobase, PCI_CBIO); - + DevicePresent(dev, EISA_APROM); dev->irq = irq; @@ -2102,7 +2102,7 @@ static int __devexit de4x5_eisa_remove (struct device *device) dev = device->driver_data; iobase = dev->base_addr; - + unregister_netdev (dev); free_netdev (dev); release_region (iobase + DE4X5_EISA_IO_PORTS, DE4X5_EISA_TOTAL_SIZE); @@ -2131,11 +2131,11 @@ MODULE_DEVICE_TABLE(eisa, de4x5_eisa_ids); /* ** This function searches the current bus (which is >0) for a DECchip with an -** SROM, so that in multiport cards that have one SROM shared between multiple +** SROM, so that in multiport cards that have one SROM shared between multiple ** DECchips, we can find the base SROM irrespective of the BIOS scan direction. ** For single port cards this is a time waster... */ -static void __devinit +static void __devinit srom_search(struct net_device *dev, struct pci_dev *pdev) { u_char pb; @@ -2163,7 +2163,7 @@ srom_search(struct net_device *dev, struct pci_dev *pdev) /* Set the device number information */ lp->device = PCI_SLOT(this_dev->devfn); lp->bus_num = pb; - + /* Set the chipset information */ if (is_DC2114x) { device = ((cfrv & CFRV_RN) < DC2114x_BRK ? DC21142 : DC21143); @@ -2176,7 +2176,7 @@ srom_search(struct net_device *dev, struct pci_dev *pdev) /* Fetch the IRQ to be used */ irq = this_dev->irq; if ((irq == 0) || (irq == 0xff) || ((int)irq == -1)) continue; - + /* Check if I/O accesses are enabled */ pci_read_config_word(this_dev, PCI_COMMAND, &status); if (!(status & PCI_COMMAND_IO)) continue; @@ -2254,7 +2254,7 @@ static int __devinit de4x5_pci_probe (struct pci_dev *pdev, lp = netdev_priv(dev); lp->bus = PCI; lp->bus_num = 0; - + /* Search for an SROM on this bus */ if (lp->bus_num != pb) { lp->bus_num = pb; @@ -2267,7 +2267,7 @@ static int __devinit de4x5_pci_probe (struct pci_dev *pdev, /* Set the device number information */ lp->device = dev_num; lp->bus_num = pb; - + /* Set the chipset information */ if (is_DC2114x) { device = ((lp->cfrv & CFRV_RN) < DC2114x_BRK ? DC21142 : DC21143); @@ -2283,7 +2283,7 @@ static int __devinit de4x5_pci_probe (struct pci_dev *pdev, error = -ENODEV; goto free_dev; } - + /* Check if I/O accesses and Bus Mastering are enabled */ pci_read_config_word(pdev, PCI_COMMAND, &status); #ifdef __powerpc__ @@ -2322,7 +2322,7 @@ static int __devinit de4x5_pci_probe (struct pci_dev *pdev, } dev->irq = irq; - + if ((error = de4x5_hw_init(dev, iobase, &pdev->dev))) { goto release; } @@ -2377,7 +2377,7 @@ static struct pci_driver de4x5_pci_driver = { ** Auto configure the media here rather than setting the port at compile ** time. This routine is called by de4x5_init() and when a loss of media is ** detected (excessive collisions, loss of carrier, no carrier or link fail -** [TP] or no recent receive activity) to check whether the user has been +** [TP] or no recent receive activity) to check whether the user has been ** sneaky and changed the port on us. */ static int @@ -2405,7 +2405,7 @@ autoconf_media(struct net_device *dev) } enable_ast(dev, next_tick); - + return (lp->media); } @@ -2428,7 +2428,7 @@ dc21040_autoconf(struct net_device *dev) u_long iobase = dev->base_addr; int next_tick = DE4X5_AUTOSENSE_MS; s32 imr; - + switch (lp->media) { case INIT: DISABLE_IRQs; @@ -2447,36 +2447,36 @@ dc21040_autoconf(struct net_device *dev) lp->local_state = 0; next_tick = dc21040_autoconf(dev); break; - + case TP: - next_tick = dc21040_state(dev, 0x8f01, 0xffff, 0x0000, 3000, BNC_AUI, + next_tick = dc21040_state(dev, 0x8f01, 0xffff, 0x0000, 3000, BNC_AUI, TP_SUSPECT, test_tp); break; - + case TP_SUSPECT: next_tick = de4x5_suspect_state(dev, 1000, TP, test_tp, dc21040_autoconf); break; - + case BNC: case AUI: case BNC_AUI: - next_tick = dc21040_state(dev, 0x8f09, 0x0705, 0x0006, 3000, EXT_SIA, + next_tick = dc21040_state(dev, 0x8f09, 0x0705, 0x0006, 3000, EXT_SIA, BNC_AUI_SUSPECT, ping_media); break; - + case BNC_AUI_SUSPECT: next_tick = de4x5_suspect_state(dev, 1000, BNC_AUI, ping_media, dc21040_autoconf); break; - + case EXT_SIA: - next_tick = dc21040_state(dev, 0x3041, 0x0000, 0x0006, 3000, + next_tick = dc21040_state(dev, 0x3041, 0x0000, 0x0006, 3000, NC, EXT_SIA_SUSPECT, ping_media); break; - + case EXT_SIA_SUSPECT: next_tick = de4x5_suspect_state(dev, 1000, EXT_SIA, ping_media, dc21040_autoconf); break; - + case NC: /* default to TP for all */ reset_init_sia(dev, 0x8f01, 0xffff, 0x0000); @@ -2488,13 +2488,13 @@ dc21040_autoconf(struct net_device *dev) lp->tx_enable = NO; break; } - + return next_tick; } static int dc21040_state(struct net_device *dev, int csr13, int csr14, int csr15, int timeout, - int next_state, int suspect_state, + int next_state, int suspect_state, int (*fn)(struct net_device *, int)) { struct de4x5_private *lp = netdev_priv(dev); @@ -2507,7 +2507,7 @@ dc21040_state(struct net_device *dev, int csr13, int csr14, int csr15, int timeo lp->local_state++; next_tick = 500; break; - + case 1: if (!lp->tx_enable) { linkBad = fn(dev, timeout); @@ -2527,7 +2527,7 @@ dc21040_state(struct net_device *dev, int csr13, int csr14, int csr15, int timeo } break; } - + return next_tick; } @@ -2582,7 +2582,7 @@ dc21041_autoconf(struct net_device *dev) u_long iobase = dev->base_addr; s32 sts, irqs, irq_mask, imr, omr; int next_tick = DE4X5_AUTOSENSE_MS; - + switch (lp->media) { case INIT: DISABLE_IRQs; @@ -2603,7 +2603,7 @@ dc21041_autoconf(struct net_device *dev) lp->local_state = 0; next_tick = dc21041_autoconf(dev); break; - + case TP_NW: if (lp->timeout < 0) { omr = inl(DE4X5_OMR);/* Set up full duplex for the autonegotiate */ @@ -2623,7 +2623,7 @@ dc21041_autoconf(struct net_device *dev) next_tick = dc21041_autoconf(dev); } break; - + case ANS: if (!lp->tx_enable) { irqs = STS_LNP; @@ -2645,11 +2645,11 @@ dc21041_autoconf(struct net_device *dev) next_tick = 3000; } break; - + case ANS_SUSPECT: next_tick = de4x5_suspect_state(dev, 1000, ANS, test_tp, dc21041_autoconf); break; - + case TP: if (!lp->tx_enable) { if (lp->timeout < 0) { @@ -2679,11 +2679,11 @@ dc21041_autoconf(struct net_device *dev) next_tick = 3000; } break; - + case TP_SUSPECT: next_tick = de4x5_suspect_state(dev, 1000, TP, test_tp, dc21041_autoconf); break; - + case AUI: if (!lp->tx_enable) { if (lp->timeout < 0) { @@ -2709,11 +2709,11 @@ dc21041_autoconf(struct net_device *dev) next_tick = 3000; } break; - + case AUI_SUSPECT: next_tick = de4x5_suspect_state(dev, 1000, AUI, ping_media, dc21041_autoconf); break; - + case BNC: switch (lp->local_state) { case 0: @@ -2731,7 +2731,7 @@ dc21041_autoconf(struct net_device *dev) next_tick = dc21041_autoconf(dev); } break; - + case 1: if (!lp->tx_enable) { if ((sts = ping_media(dev, 3000)) < 0) { @@ -2751,11 +2751,11 @@ dc21041_autoconf(struct net_device *dev) break; } break; - + case BNC_SUSPECT: next_tick = de4x5_suspect_state(dev, 1000, BNC, ping_media, dc21041_autoconf); break; - + case NC: omr = inl(DE4X5_OMR); /* Set up full duplex for the autonegotiate */ outl(omr | OMR_FDX, DE4X5_OMR); @@ -2768,7 +2768,7 @@ dc21041_autoconf(struct net_device *dev) lp->tx_enable = NO; break; } - + return next_tick; } @@ -2784,9 +2784,9 @@ dc21140m_autoconf(struct net_device *dev) int ana, anlpa, cap, cr, slnk, sr; int next_tick = DE4X5_AUTOSENSE_MS; u_long imr, omr, iobase = dev->base_addr; - + switch(lp->media) { - case INIT: + case INIT: if (lp->timeout < 0) { DISABLE_IRQs; lp->tx_enable = FALSE; @@ -2813,7 +2813,7 @@ dc21140m_autoconf(struct net_device *dev) lp->media = _100Mb; } else if (lp->autosense == _10Mb) { lp->media = _10Mb; - } else if ((lp->autosense == AUTO) && + } else if ((lp->autosense == AUTO) && ((sr=is_anc_capable(dev)) & MII_SR_ANC)) { ana = (((sr >> 6) & MII_ANA_TAF) | MII_ANA_CSMA); ana &= (lp->fdx ? ~0 : ~MII_ANA_FDAM); @@ -2831,7 +2831,7 @@ dc21140m_autoconf(struct net_device *dev) next_tick = dc21140m_autoconf(dev); } break; - + case ANS: switch (lp->local_state) { case 0: @@ -2851,7 +2851,7 @@ dc21140m_autoconf(struct net_device *dev) next_tick = dc21140m_autoconf(dev); } break; - + case 1: if ((sr=test_mii_reg(dev, MII_SR, MII_SR_ASSC, TRUE, 2000)) < 0) { next_tick = sr & ~TIMER_CB; @@ -2862,7 +2862,7 @@ dc21140m_autoconf(struct net_device *dev) lp->tmp = MII_SR_ASSC; anlpa = mii_rd(MII_ANLPA, lp->phy[lp->active].addr, DE4X5_MII); ana = mii_rd(MII_ANA, lp->phy[lp->active].addr, DE4X5_MII); - if (!(anlpa & MII_ANLPA_RF) && + if (!(anlpa & MII_ANLPA_RF) && (cap = anlpa & MII_ANLPA_TAF & ana)) { if (cap & MII_ANA_100M) { lp->fdx = ((ana & anlpa & MII_ANA_FDAM & MII_ANA_100M) ? TRUE : FALSE); @@ -2879,10 +2879,10 @@ dc21140m_autoconf(struct net_device *dev) break; } break; - + case SPD_DET: /* Choose 10Mb/s or 100Mb/s */ if (lp->timeout < 0) { - lp->tmp = (lp->phy[lp->active].id ? MII_SR_LKS : + lp->tmp = (lp->phy[lp->active].id ? MII_SR_LKS : (~gep_rd(dev) & GEP_LNP)); SET_100Mb_PDET; } @@ -2899,7 +2899,7 @@ dc21140m_autoconf(struct net_device *dev) next_tick = dc21140m_autoconf(dev); } break; - + case _100Mb: /* Set 100Mb/s */ next_tick = 3000; if (!lp->tx_enable) { @@ -2933,7 +2933,7 @@ dc21140m_autoconf(struct net_device *dev) } } break; - + case NC: if (lp->media != lp->c_media) { de4x5_dbg_media(dev); @@ -2943,7 +2943,7 @@ dc21140m_autoconf(struct net_device *dev) lp->tx_enable = FALSE; break; } - + return next_tick; } @@ -3002,7 +3002,7 @@ dc2114x_autoconf(struct net_device *dev) lp->media = AUI; } else { lp->media = SPD_DET; - if ((lp->infoblock_media == ANS) && + if ((lp->infoblock_media == ANS) && ((sr=is_anc_capable(dev)) & MII_SR_ANC)) { ana = (((sr >> 6) & MII_ANA_TAF) | MII_ANA_CSMA); ana &= (lp->fdx ? ~0 : ~MII_ANA_FDAM); @@ -3014,7 +3014,7 @@ dc2114x_autoconf(struct net_device *dev) next_tick = dc2114x_autoconf(dev); } break; - + case ANS: switch (lp->local_state) { case 0: @@ -3034,7 +3034,7 @@ dc2114x_autoconf(struct net_device *dev) next_tick = dc2114x_autoconf(dev); } break; - + case 1: if ((sr=test_mii_reg(dev, MII_SR, MII_SR_ASSC, TRUE, 2000)) < 0) { next_tick = sr & ~TIMER_CB; @@ -3045,7 +3045,7 @@ dc2114x_autoconf(struct net_device *dev) lp->tmp = MII_SR_ASSC; anlpa = mii_rd(MII_ANLPA, lp->phy[lp->active].addr, DE4X5_MII); ana = mii_rd(MII_ANA, lp->phy[lp->active].addr, DE4X5_MII); - if (!(anlpa & MII_ANLPA_RF) && + if (!(anlpa & MII_ANLPA_RF) && (cap = anlpa & MII_ANLPA_TAF & ana)) { if (cap & MII_ANA_100M) { lp->fdx = ((ana & anlpa & MII_ANA_FDAM & MII_ANA_100M) ? TRUE : FALSE); @@ -3087,11 +3087,11 @@ dc2114x_autoconf(struct net_device *dev) next_tick = 3000; } break; - + case AUI_SUSPECT: next_tick = de4x5_suspect_state(dev, 1000, AUI, ping_media, dc2114x_autoconf); break; - + case BNC: switch (lp->local_state) { case 0: @@ -3109,7 +3109,7 @@ dc2114x_autoconf(struct net_device *dev) next_tick = dc2114x_autoconf(dev); } break; - + case 1: if (!lp->tx_enable) { if ((sts = ping_media(dev, 3000)) < 0) { @@ -3130,11 +3130,11 @@ dc2114x_autoconf(struct net_device *dev) break; } break; - + case BNC_SUSPECT: next_tick = de4x5_suspect_state(dev, 1000, BNC, ping_media, dc2114x_autoconf); break; - + case SPD_DET: /* Choose 10Mb/s or 100Mb/s */ if (srom_map_media(dev) < 0) { lp->tcount++; @@ -3161,7 +3161,7 @@ dc2114x_autoconf(struct net_device *dev) next_tick = dc2114x_autoconf(dev); } else if (((lp->media == _100Mb) && is_100_up(dev)) || (((lp->media == _10Mb) || (lp->media == TP) || - (lp->media == BNC) || (lp->media == AUI)) && + (lp->media == BNC) || (lp->media == AUI)) && is_10_up(dev))) { next_tick = dc2114x_autoconf(dev); } else { @@ -3169,7 +3169,7 @@ dc2114x_autoconf(struct net_device *dev) lp->media = INIT; } break; - + case _10Mb: next_tick = 3000; if (!lp->tx_enable) { @@ -3208,7 +3208,7 @@ printk("Huh?: media:%02x\n", lp->media); lp->media = INIT; break; } - + return next_tick; } @@ -3231,7 +3231,7 @@ srom_map_media(struct net_device *dev) struct de4x5_private *lp = netdev_priv(dev); lp->fdx = 0; - if (lp->infoblock_media == lp->media) + if (lp->infoblock_media == lp->media) return 0; switch(lp->infoblock_media) { @@ -3270,7 +3270,7 @@ srom_map_media(struct net_device *dev) case SROM_100BASEFF: if (!lp->params.fdx) return -1; lp->fdx = TRUE; - case SROM_100BASEF: + case SROM_100BASEF: if (lp->params.fdx && !lp->fdx) return -1; lp->media = _100Mb; break; @@ -3280,8 +3280,8 @@ srom_map_media(struct net_device *dev) lp->fdx = lp->params.fdx; break; - default: - printk("%s: Bad media code [%d] detected in SROM!\n", dev->name, + default: + printk("%s: Bad media code [%d] detected in SROM!\n", dev->name, lp->infoblock_media); return -1; break; @@ -3359,7 +3359,7 @@ test_media(struct net_device *dev, s32 irqs, s32 irq_mask, s32 csr13, s32 csr14, struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; s32 sts, csr12; - + if (lp->timeout < 0) { lp->timeout = msec/100; if (!lp->useSROM) { /* Already done if by SROM, else dc2104[01] */ @@ -3372,22 +3372,22 @@ test_media(struct net_device *dev, s32 irqs, s32 irq_mask, s32 csr13, s32 csr14, /* clear all pending interrupts */ sts = inl(DE4X5_STS); outl(sts, DE4X5_STS); - + /* clear csr12 NRA and SRA bits */ if ((lp->chipset == DC21041) || lp->useSROM) { csr12 = inl(DE4X5_SISR); outl(csr12, DE4X5_SISR); } } - + sts = inl(DE4X5_STS) & ~TIMER_CB; - + if (!(sts & irqs) && --lp->timeout) { sts = 100 | TIMER_CB; } else { lp->timeout = -1; } - + return sts; } @@ -3397,11 +3397,11 @@ test_tp(struct net_device *dev, s32 msec) struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; int sisr; - + if (lp->timeout < 0) { lp->timeout = msec/100; } - + sisr = (inl(DE4X5_SISR) & ~TIMER_CB) & (SISR_LKF | SISR_NCR); if (sisr && --lp->timeout) { @@ -3409,7 +3409,7 @@ test_tp(struct net_device *dev, s32 msec) } else { lp->timeout = -1; } - + return sisr; } @@ -3436,7 +3436,7 @@ test_for_100Mb(struct net_device *dev, int msec) lp->timeout = msec/SAMPLE_INTERVAL; } } - + if (lp->phy[lp->active].id || lp->useSROM) { gep = is_100_up(dev) | is_spd_100(dev); } else { @@ -3447,7 +3447,7 @@ test_for_100Mb(struct net_device *dev, int msec) } else { lp->timeout = -1; } - + return gep; } @@ -3459,13 +3459,13 @@ wait_for_link(struct net_device *dev) if (lp->timeout < 0) { lp->timeout = 1; } - + if (lp->timeout--) { return TIMER_CB; } else { lp->timeout = -1; } - + return 0; } @@ -3479,21 +3479,21 @@ test_mii_reg(struct net_device *dev, int reg, int mask, int pol, long msec) struct de4x5_private *lp = netdev_priv(dev); int test; u_long iobase = dev->base_addr; - + if (lp->timeout < 0) { lp->timeout = msec/100; } - + if (pol) pol = ~0; reg = mii_rd((u_char)reg, lp->phy[lp->active].addr, DE4X5_MII) & mask; test = (reg ^ pol) & mask; - + if (test && --lp->timeout) { reg = 100 | TIMER_CB; } else { lp->timeout = -1; } - + return reg; } @@ -3503,7 +3503,7 @@ is_spd_100(struct net_device *dev) struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; int spd; - + if (lp->useMII) { spd = mii_rd(lp->phy[lp->active].spd.reg, lp->phy[lp->active].addr, DE4X5_MII); spd = ~(spd ^ lp->phy[lp->active].spd.value); @@ -3517,7 +3517,7 @@ is_spd_100(struct net_device *dev) spd = (lp->asBitValid & (lp->asPolarity ^ (gep_rd(dev) & lp->asBit))) | (lp->linkOK & ~lp->asBitValid); } - + return spd; } @@ -3526,7 +3526,7 @@ is_100_up(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; - + if (lp->useMII) { /* Double read for sticky bits & temporary drops */ mii_rd(MII_SR, lp->phy[lp->active].addr, DE4X5_MII); @@ -3547,7 +3547,7 @@ is_10_up(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; - + if (lp->useMII) { /* Double read for sticky bits & temporary drops */ mii_rd(MII_SR, lp->phy[lp->active].addr, DE4X5_MII); @@ -3570,7 +3570,7 @@ is_anc_capable(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; - + if (lp->phy[lp->active].id && (!lp->useSROM || lp->useMII)) { return (mii_rd(MII_SR, lp->phy[lp->active].addr, DE4X5_MII)); } else if ((lp->chipset & ~0x00ff) == DC2114x) { @@ -3590,24 +3590,24 @@ ping_media(struct net_device *dev, int msec) struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; int sisr; - + if (lp->timeout < 0) { lp->timeout = msec/100; - + lp->tmp = lp->tx_new; /* Remember the ring position */ load_packet(dev, lp->frame, TD_LS | TD_FS | sizeof(lp->frame), (struct sk_buff *)1); lp->tx_new = (++lp->tx_new) % lp->txRingSize; outl(POLL_DEMAND, DE4X5_TPD); } - + sisr = inl(DE4X5_SISR); - if ((!(sisr & SISR_NCR)) && - ((s32)le32_to_cpu(lp->tx_ring[lp->tmp].status) < 0) && + if ((!(sisr & SISR_NCR)) && + ((s32)le32_to_cpu(lp->tx_ring[lp->tmp].status) < 0) && (--lp->timeout)) { sisr = 100 | TIMER_CB; } else { - if ((!(sisr & SISR_NCR)) && + if ((!(sisr & SISR_NCR)) && !(le32_to_cpu(lp->tx_ring[lp->tmp].status) & (T_OWN | TD_ES)) && lp->timeout) { sisr = 0; @@ -3616,7 +3616,7 @@ ping_media(struct net_device *dev, int msec) } lp->timeout = -1; } - + return sisr; } @@ -3668,7 +3668,7 @@ de4x5_alloc_rx_buff(struct net_device *dev, int index, int len) } else { /* Linear buffer */ memcpy(skb_put(p,len),lp->rx_bufs + lp->rx_old * RX_BUFF_SZ,len); } - + return p; #endif } @@ -3751,23 +3751,23 @@ de4x5_rst_desc_ring(struct net_device *dev) outl(lp->dma_rings, DE4X5_RRBA); outl(lp->dma_rings + NUM_RX_DESC * sizeof(struct de4x5_desc), DE4X5_TRBA); - + lp->rx_new = lp->rx_old = 0; lp->tx_new = lp->tx_old = 0; - + for (i = 0; i < lp->rxRingSize; i++) { lp->rx_ring[i].status = cpu_to_le32(R_OWN); } - + for (i = 0; i < lp->txRingSize; i++) { lp->tx_ring[i].status = cpu_to_le32(0); } - + barrier(); lp->cache.save_cnt--; START_DE4X5; } - + return; } @@ -3792,7 +3792,7 @@ de4x5_cache_state(struct net_device *dev, int flag) gep_wr(lp->cache.gepc, dev); gep_wr(lp->cache.gep, dev); } else { - reset_init_sia(dev, lp->cache.csr13, lp->cache.csr14, + reset_init_sia(dev, lp->cache.csr13, lp->cache.csr14, lp->cache.csr15); } break; @@ -3854,25 +3854,25 @@ test_ans(struct net_device *dev, s32 irqs, s32 irq_mask, s32 msec) struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; s32 sts, ans; - + if (lp->timeout < 0) { lp->timeout = msec/100; outl(irq_mask, DE4X5_IMR); - + /* clear all pending interrupts */ sts = inl(DE4X5_STS); outl(sts, DE4X5_STS); } - + ans = inl(DE4X5_SISR) & SISR_ANS; sts = inl(DE4X5_STS) & ~TIMER_CB; - + if (!(sts & irqs) && (ans ^ ANS_NWOK) && --lp->timeout) { sts = 100 | TIMER_CB; } else { lp->timeout = -1; } - + return sts; } @@ -3882,7 +3882,7 @@ de4x5_setup_intr(struct net_device *dev) struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; s32 imr, sts; - + if (inl(DE4X5_OMR) & OMR_SR) { /* Only unmask if TX/RX is enabled */ imr = 0; UNMASK_IRQs; @@ -3890,7 +3890,7 @@ de4x5_setup_intr(struct net_device *dev) outl(sts, DE4X5_STS); ENABLE_IRQs; } - + return; } @@ -3936,17 +3936,17 @@ create_packet(struct net_device *dev, char *frame, int len) { int i; char *buf = frame; - + for (i=0; i<ETH_ALEN; i++) { /* Use this source address */ *buf++ = dev->dev_addr[i]; } for (i=0; i<ETH_ALEN; i++) { /* Use this destination address */ *buf++ = dev->dev_addr[i]; } - + *buf++ = 0; /* Packet length (2 bytes) */ *buf++ = 1; - + return; } @@ -3978,7 +3978,7 @@ static int PCI_signature(char *name, struct de4x5_private *lp) { int i, status = 0, siglen = sizeof(de4x5_signatures)/sizeof(c_char *); - + if (lp->chipset == DC21040) { strcpy(name, "DE434/5"); return status; @@ -4007,7 +4007,7 @@ PCI_signature(char *name, struct de4x5_private *lp) } else if ((lp->chipset & ~0x00ff) == DC2114x) { lp->useSROM = TRUE; } - + return status; } @@ -4024,7 +4024,7 @@ DevicePresent(struct net_device *dev, u_long aprom_addr) { int i, j=0; struct de4x5_private *lp = netdev_priv(dev); - + if (lp->chipset == DC21040) { if (lp->bus == EISA) { enet_addr_rst(aprom_addr); /* Reset Ethernet Address ROM Pointer */ @@ -4049,7 +4049,7 @@ DevicePresent(struct net_device *dev, u_long aprom_addr) } de4x5_dbg_srom((struct de4x5_srom *)&lp->srom); } - + return; } @@ -4071,11 +4071,11 @@ enet_addr_rst(u_long aprom_addr) short sigLength=0; s8 data; int i, j; - + dev.llsig.a = ETH_PROM_SIG; dev.llsig.b = ETH_PROM_SIG; sigLength = sizeof(u32) << 1; - + for (i=0,j=0;j<sigLength && i<PROBE_LENGTH+sigLength-1;i++) { data = inb(aprom_addr); if (dev.Sig[j] == data) { /* track signature */ @@ -4088,7 +4088,7 @@ enet_addr_rst(u_long aprom_addr) } } } - + return; } @@ -4111,7 +4111,7 @@ get_hw_addr(struct net_device *dev) for (i=0,k=0,j=0;j<3;j++) { k <<= 1; if (k > 0xffff) k-=0xffff; - + if (lp->bus == PCI) { if (lp->chipset == DC21040) { while ((tmp = inl(DE4X5_APROM)) < 0); @@ -4133,11 +4133,11 @@ get_hw_addr(struct net_device *dev) k += (u_short) ((tmp = inb(EISA_APROM)) << 8); dev->dev_addr[i++] = (u_char) tmp; } - + if (k > 0xffff) k-=0xffff; } if (k == 0xffff) k=0; - + if (lp->bus == PCI) { if (lp->chipset == DC21040) { while ((tmp = inl(DE4X5_APROM)) < 0); @@ -4156,7 +4156,7 @@ get_hw_addr(struct net_device *dev) srom_repair(dev, broken); #ifdef CONFIG_PPC_MULTIPLATFORM - /* + /* ** If the address starts with 00 a0, we have to bit-reverse ** each byte of the address. */ @@ -4245,7 +4245,7 @@ test_bad_enet(struct net_device *dev, int status) for (tmp=0,i=0; i<ETH_ALEN; i++) tmp += (u_char)dev->dev_addr[i]; if ((tmp == 0) || (tmp == 0x5fa)) { - if ((lp->chipset == last.chipset) && + if ((lp->chipset == last.chipset) && (lp->bus_num == last.bus) && (lp->bus_num > 0)) { for (i=0; i<ETH_ALEN; i++) dev->dev_addr[i] = last.addr[i]; for (i=ETH_ALEN-1; i>2; --i) { @@ -4275,7 +4275,7 @@ test_bad_enet(struct net_device *dev, int status) static int an_exception(struct de4x5_private *lp) { - if ((*(u_short *)lp->srom.sub_vendor_id == 0x00c0) && + if ((*(u_short *)lp->srom.sub_vendor_id == 0x00c0) && (*(u_short *)lp->srom.sub_system_id == 0x95e0)) { return -1; } @@ -4290,11 +4290,11 @@ static short srom_rd(u_long addr, u_char offset) { sendto_srom(SROM_RD | SROM_SR, addr); - + srom_latch(SROM_RD | SROM_SR | DT_CS, addr); srom_command(SROM_RD | SROM_SR | DT_IN | DT_CS, addr); srom_address(SROM_RD | SROM_SR | DT_CS, addr, offset); - + return srom_data(SROM_RD | SROM_SR | DT_CS, addr); } @@ -4304,7 +4304,7 @@ srom_latch(u_int command, u_long addr) sendto_srom(command, addr); sendto_srom(command | DT_CLK, addr); sendto_srom(command, addr); - + return; } @@ -4314,7 +4314,7 @@ srom_command(u_int command, u_long addr) srom_latch(command, addr); srom_latch(command, addr); srom_latch((command & 0x0000ff00) | DT_CS, addr); - + return; } @@ -4322,15 +4322,15 @@ static void srom_address(u_int command, u_long addr, u_char offset) { int i, a; - + a = offset << 2; for (i=0; i<6; i++, a <<= 1) { srom_latch(command | ((a & 0x80) ? DT_IN : 0), addr); } udelay(1); - + i = (getfrom_srom(addr) >> 3) & 0x01; - + return; } @@ -4340,17 +4340,17 @@ srom_data(u_int command, u_long addr) int i; short word = 0; s32 tmp; - + for (i=0; i<16; i++) { sendto_srom(command | DT_CLK, addr); tmp = getfrom_srom(addr); sendto_srom(command, addr); - + word = (word << 1) | ((tmp >> 3) & 0x01); } - + sendto_srom(command & 0x0000ff00, addr); - + return word; } @@ -4359,13 +4359,13 @@ static void srom_busy(u_int command, u_long addr) { sendto_srom((command & 0x0000ff00) | DT_CS, addr); - + while (!((getfrom_srom(addr) >> 3) & 0x01)) { mdelay(1); } - + sendto_srom(command & 0x0000ff00, addr); - + return; } */ @@ -4375,7 +4375,7 @@ sendto_srom(u_int command, u_long addr) { outl(command, addr); udelay(1); - + return; } @@ -4383,10 +4383,10 @@ static int getfrom_srom(u_long addr) { s32 tmp; - + tmp = inl(addr); udelay(1); - + return tmp; } @@ -4403,7 +4403,7 @@ srom_infoleaf_info(struct net_device *dev) } if (i == INFOLEAF_SIZE) { lp->useSROM = FALSE; - printk("%s: Cannot find correct chipset for SROM decoding!\n", + printk("%s: Cannot find correct chipset for SROM decoding!\n", dev->name); return -ENXIO; } @@ -4420,7 +4420,7 @@ srom_infoleaf_info(struct net_device *dev) } if (i == 0) { lp->useSROM = FALSE; - printk("%s: Cannot find correct PCI device [%d] for SROM decoding!\n", + printk("%s: Cannot find correct PCI device [%d] for SROM decoding!\n", dev->name, lp->device); return -ENXIO; } @@ -4494,9 +4494,9 @@ srom_exec(struct net_device *dev, u_char *p) if (((lp->ibn != 1) && (lp->ibn != 3) && (lp->ibn != 5)) || !count) return; if (lp->chipset != DC21140) RESET_SIA; - + while (count--) { - gep_wr(((lp->chipset==DC21140) && (lp->ibn!=5) ? + gep_wr(((lp->chipset==DC21140) && (lp->ibn!=5) ? *p++ : TWIDDLE(w++)), dev); mdelay(2); /* 2ms per action */ } @@ -4514,13 +4514,13 @@ srom_exec(struct net_device *dev, u_char *p) ** unless I implement the DC21041 SROM functions. There's no need ** since the existing code will be satisfactory for all boards. */ -static int +static int dc21041_infoleaf(struct net_device *dev) { return DE4X5_AUTOSENSE_MS; } -static int +static int dc21140_infoleaf(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); @@ -4558,7 +4558,7 @@ dc21140_infoleaf(struct net_device *dev) return next_tick & ~TIMER_CB; } -static int +static int dc21142_infoleaf(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); @@ -4593,7 +4593,7 @@ dc21142_infoleaf(struct net_device *dev) return next_tick & ~TIMER_CB; } -static int +static int dc21143_infoleaf(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); @@ -4631,7 +4631,7 @@ dc21143_infoleaf(struct net_device *dev) ** The compact infoblock is only designed for DC21140[A] chips, so ** we'll reuse the dc21140m_autoconf function. Non MII media only. */ -static int +static int compact_infoblock(struct net_device *dev, u_char count, u_char *p) { struct de4x5_private *lp = netdev_priv(dev); @@ -4671,7 +4671,7 @@ compact_infoblock(struct net_device *dev, u_char count, u_char *p) /* ** This block describes non MII media for the DC21140[A] only. */ -static int +static int type0_infoblock(struct net_device *dev, u_char count, u_char *p) { struct de4x5_private *lp = netdev_priv(dev); @@ -4711,7 +4711,7 @@ type0_infoblock(struct net_device *dev, u_char count, u_char *p) /* These functions are under construction! */ -static int +static int type1_infoblock(struct net_device *dev, u_char count, u_char *p) { struct de4x5_private *lp = netdev_priv(dev); @@ -4750,7 +4750,7 @@ type1_infoblock(struct net_device *dev, u_char count, u_char *p) return dc21140m_autoconf(dev); } -static int +static int type2_infoblock(struct net_device *dev, u_char count, u_char *p) { struct de4x5_private *lp = netdev_priv(dev); @@ -4791,7 +4791,7 @@ type2_infoblock(struct net_device *dev, u_char count, u_char *p) return dc2114x_autoconf(dev); } -static int +static int type3_infoblock(struct net_device *dev, u_char count, u_char *p) { struct de4x5_private *lp = netdev_priv(dev); @@ -4833,7 +4833,7 @@ type3_infoblock(struct net_device *dev, u_char count, u_char *p) return dc2114x_autoconf(dev); } -static int +static int type4_infoblock(struct net_device *dev, u_char count, u_char *p) { struct de4x5_private *lp = netdev_priv(dev); @@ -4878,7 +4878,7 @@ type4_infoblock(struct net_device *dev, u_char count, u_char *p) ** This block type provides information for resetting external devices ** (chips) through the General Purpose Register. */ -static int +static int type5_infoblock(struct net_device *dev, u_char count, u_char *p) { struct de4x5_private *lp = netdev_priv(dev); @@ -4916,7 +4916,7 @@ mii_rd(u_char phyreg, u_char phyaddr, u_long ioaddr) mii_address(phyaddr, ioaddr); /* PHY address to be accessed */ mii_address(phyreg, ioaddr); /* PHY Register to read */ mii_ta(MII_STRD, ioaddr); /* Turn around time - 2 MDC */ - + return mii_rdata(ioaddr); /* Read data */ } @@ -4931,7 +4931,7 @@ mii_wr(int data, u_char phyreg, u_char phyaddr, u_long ioaddr) mii_ta(MII_STWR, ioaddr); /* Turn around time - 2 MDC */ data = mii_swap(data, 16); /* Swap data bit ordering */ mii_wdata(data, 16, ioaddr); /* Write data */ - + return; } @@ -4940,12 +4940,12 @@ mii_rdata(u_long ioaddr) { int i; s32 tmp = 0; - + for (i=0; i<16; i++) { tmp <<= 1; tmp |= getfrom_mii(MII_MRD | MII_RD, ioaddr); } - + return tmp; } @@ -4953,12 +4953,12 @@ static void mii_wdata(int data, int len, u_long ioaddr) { int i; - + for (i=0; i<len; i++) { sendto_mii(MII_MWR | MII_WR, data, ioaddr); data >>= 1; } - + return; } @@ -4966,13 +4966,13 @@ static void mii_address(u_char addr, u_long ioaddr) { int i; - + addr = mii_swap(addr, 5); for (i=0; i<5; i++) { sendto_mii(MII_MWR | MII_WR, addr, ioaddr); addr >>= 1; } - + return; } @@ -4980,12 +4980,12 @@ static void mii_ta(u_long rw, u_long ioaddr) { if (rw == MII_STWR) { - sendto_mii(MII_MWR | MII_WR, 1, ioaddr); - sendto_mii(MII_MWR | MII_WR, 0, ioaddr); + sendto_mii(MII_MWR | MII_WR, 1, ioaddr); + sendto_mii(MII_MWR | MII_WR, 0, ioaddr); } else { getfrom_mii(MII_MRD | MII_RD, ioaddr); /* Tri-state MDIO */ } - + return; } @@ -4993,13 +4993,13 @@ static int mii_swap(int data, int len) { int i, tmp = 0; - + for (i=0; i<len; i++) { tmp <<= 1; tmp |= (data & 1); data >>= 1; } - + return tmp; } @@ -5007,13 +5007,13 @@ static void sendto_mii(u32 command, int data, u_long ioaddr) { u32 j; - + j = (data & 1) << 17; outl(command | j, ioaddr); udelay(1); outl(command | MII_MDC | j, ioaddr); udelay(1); - + return; } @@ -5024,7 +5024,7 @@ getfrom_mii(u32 command, u_long ioaddr) udelay(1); outl(command | MII_MDC, ioaddr); udelay(1); - + return ((inl(ioaddr) >> 19) & 1); } @@ -5085,7 +5085,7 @@ mii_get_phy(struct net_device *dev) u_long iobase = dev->base_addr; int i, j, k, n, limit=sizeof(phy_info)/sizeof(struct phy_table); int id; - + lp->active = 0; lp->useMII = TRUE; @@ -5094,7 +5094,7 @@ mii_get_phy(struct net_device *dev) lp->phy[lp->active].addr = i; if (i==0) n++; /* Count cycles */ while (de4x5_reset_phy(dev)<0) udelay(100);/* Wait for reset */ - id = mii_get_oui(i, DE4X5_MII); + id = mii_get_oui(i, DE4X5_MII); if ((id == 0) || (id == 65535)) continue; /* Valid ID? */ for (j=0; j<limit; j++) { /* Search PHY table */ if (id != phy_info[j].id) continue; /* ID match? */ @@ -5133,7 +5133,7 @@ mii_get_phy(struct net_device *dev) for (k=0; lp->phy[k].id && (k < DE4X5_MAX_PHY); k++) { /*For each PHY*/ mii_wr(MII_CR_RST, MII_CR, lp->phy[k].addr, DE4X5_MII); while (mii_rd(MII_CR, lp->phy[k].addr, DE4X5_MII) & MII_CR_RST); - + de4x5_dbg_mii(dev, k); } } @@ -5148,12 +5148,12 @@ build_setup_frame(struct net_device *dev, int mode) struct de4x5_private *lp = netdev_priv(dev); int i; char *pa = lp->setup_frame; - + /* Initialise the setup frame */ if (mode == ALL) { memset(lp->setup_frame, 0, SETUP_FRAME_LEN); } - + if (lp->setup_f == HASH_PERF) { for (pa=lp->setup_frame+IMPERF_PA_OFFSET, i=0; i<ETH_ALEN; i++) { *(pa + i) = dev->dev_addr[i]; /* Host address */ @@ -5170,7 +5170,7 @@ build_setup_frame(struct net_device *dev, int mode) if (i & 0x01) pa += 4; } } - + return pa; /* Points to the next entry */ } @@ -5178,7 +5178,7 @@ static void enable_ast(struct net_device *dev, u32 time_out) { timeout(dev, (void *)&de4x5_ast, (u_long)dev, time_out); - + return; } @@ -5186,9 +5186,9 @@ static void disable_ast(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); - + del_timer(&lp->timer); - + return; } @@ -5207,10 +5207,10 @@ de4x5_switch_mac_port(struct net_device *dev) omr |= lp->infoblock_csr6; if (omr & OMR_PS) omr |= OMR_HBD; outl(omr, DE4X5_OMR); - + /* Soft Reset */ RESET_DE4X5; - + /* Restore the GEP - especially for COMPACT and Type 0 Infoblocks */ if (lp->chipset == DC21140) { gep_wr(lp->cache.gepc, dev); @@ -5263,21 +5263,21 @@ timeout(struct net_device *dev, void (*fn)(u_long data), u_long data, u_long mse { struct de4x5_private *lp = netdev_priv(dev); int dt; - + /* First, cancel any pending timer events */ del_timer(&lp->timer); - + /* Convert msec to ticks */ dt = (msec * HZ) / 1000; if (dt==0) dt=1; - + /* Set up timer */ init_timer(&lp->timer); lp->timer.expires = jiffies + dt; lp->timer.function = fn; lp->timer.data = data; add_timer(&lp->timer); - + return; } @@ -5375,7 +5375,7 @@ de4x5_dbg_open(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); int i; - + if (de4x5_debug & DEBUG_OPEN) { printk("%s: de4x5 opening with irq %d\n",dev->name,dev->irq); printk("\tphysical address: "); @@ -5413,11 +5413,11 @@ de4x5_dbg_open(struct net_device *dev) } } printk("...0x%8.8x\n", le32_to_cpu(lp->tx_ring[i].buf)); - printk("Ring size: \nRX: %d\nTX: %d\n", - (short)lp->rxRingSize, - (short)lp->txRingSize); + printk("Ring size: \nRX: %d\nTX: %d\n", + (short)lp->rxRingSize, + (short)lp->txRingSize); } - + return; } @@ -5426,7 +5426,7 @@ de4x5_dbg_mii(struct net_device *dev, int k) { struct de4x5_private *lp = netdev_priv(dev); u_long iobase = dev->base_addr; - + if (de4x5_debug & DEBUG_MII) { printk("\nMII device address: %d\n", lp->phy[k].addr); printk("MII CR: %x\n",mii_rd(MII_CR,lp->phy[k].addr,DE4X5_MII)); @@ -5445,7 +5445,7 @@ de4x5_dbg_mii(struct net_device *dev, int k) printk("MII 20: %x\n",mii_rd(0x14,lp->phy[k].addr,DE4X5_MII)); } } - + return; } @@ -5453,17 +5453,17 @@ static void de4x5_dbg_media(struct net_device *dev) { struct de4x5_private *lp = netdev_priv(dev); - + if (lp->media != lp->c_media) { if (de4x5_debug & DEBUG_MEDIA) { printk("%s: media is %s%s\n", dev->name, (lp->media == NC ? "unconnected, link down or incompatible connection" : (lp->media == TP ? "TP" : (lp->media == ANS ? "TP/Nway" : - (lp->media == BNC ? "BNC" : - (lp->media == AUI ? "AUI" : - (lp->media == BNC_AUI ? "BNC/AUI" : - (lp->media == EXT_SIA ? "EXT SIA" : + (lp->media == BNC ? "BNC" : + (lp->media == AUI ? "AUI" : + (lp->media == BNC_AUI ? "BNC/AUI" : + (lp->media == EXT_SIA ? "EXT SIA" : (lp->media == _100Mb ? "100Mb/s" : (lp->media == _10Mb ? "10Mb/s" : "???" @@ -5471,7 +5471,7 @@ de4x5_dbg_media(struct net_device *dev) } lp->c_media = lp->media; } - + return; } @@ -5554,7 +5554,7 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) u32 lval[36]; } tmp; u_long flags = 0; - + switch(ioc->cmd) { case DE4X5_GET_HWADDR: /* Get the hardware address */ ioc->len = ETH_ALEN; @@ -5575,7 +5575,7 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) } build_setup_frame(dev, PHYS_ADDR_ONLY); /* Set up the descriptor and give ownership to the card */ - load_packet(dev, lp->setup_frame, TD_IC | PERFECT_F | TD_SET | + load_packet(dev, lp->setup_frame, TD_IC | PERFECT_F | TD_SET | SETUP_FRAME_LEN, (struct sk_buff *)1); lp->tx_new = (++lp->tx_new) % lp->txRingSize; outl(POLL_DEMAND, DE4X5_TPD); /* Start the TX */ @@ -5617,8 +5617,8 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) spin_lock_irqsave(&lp->lock, flags); memcpy(&statbuf, &lp->pktStats, ioc->len); spin_unlock_irqrestore(&lp->lock, flags); - if (copy_to_user(ioc->data, &statbuf, ioc->len)) - return -EFAULT; + if (copy_to_user(ioc->data, &statbuf, ioc->len)) + return -EFAULT; break; } case DE4X5_CLR_STATS: /* Zero out the driver statistics */ @@ -5652,9 +5652,9 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) ioc->len = j; if (copy_to_user(ioc->data, tmp.addr, ioc->len)) return -EFAULT; break; - + #define DE4X5_DUMP 0x0f /* Dump the DE4X5 Status */ -/* +/* case DE4X5_DUMP: j = 0; tmp.addr[j++] = dev->irq; @@ -5664,7 +5664,7 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) tmp.addr[j++] = lp->rxRingSize; tmp.lval[j>>2] = (long)lp->rx_ring; j+=4; tmp.lval[j>>2] = (long)lp->tx_ring; j+=4; - + for (i=0;i<lp->rxRingSize-1;i++){ if (i < 3) { tmp.lval[j>>2] = (long)&lp->rx_ring[i].status; j+=4; @@ -5677,7 +5677,7 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) } } tmp.lval[j>>2] = (long)&lp->tx_ring[i].status; j+=4; - + for (i=0;i<lp->rxRingSize-1;i++){ if (i < 3) { tmp.lval[j>>2] = (s32)le32_to_cpu(lp->rx_ring[i].buf); j+=4; @@ -5690,14 +5690,14 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) } } tmp.lval[j>>2] = (s32)le32_to_cpu(lp->tx_ring[i].buf); j+=4; - + for (i=0;i<lp->rxRingSize;i++){ tmp.lval[j>>2] = le32_to_cpu(lp->rx_ring[i].status); j+=4; } for (i=0;i<lp->txRingSize;i++){ tmp.lval[j>>2] = le32_to_cpu(lp->tx_ring[i].status); j+=4; } - + tmp.lval[j>>2] = inl(DE4X5_BMR); j+=4; tmp.lval[j>>2] = inl(DE4X5_TPD); j+=4; tmp.lval[j>>2] = inl(DE4X5_RPD); j+=4; @@ -5706,18 +5706,18 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) tmp.lval[j>>2] = inl(DE4X5_STS); j+=4; tmp.lval[j>>2] = inl(DE4X5_OMR); j+=4; tmp.lval[j>>2] = inl(DE4X5_IMR); j+=4; - tmp.lval[j>>2] = lp->chipset; j+=4; + tmp.lval[j>>2] = lp->chipset; j+=4; if (lp->chipset == DC21140) { tmp.lval[j>>2] = gep_rd(dev); j+=4; } else { tmp.lval[j>>2] = inl(DE4X5_SISR); j+=4; tmp.lval[j>>2] = inl(DE4X5_SICR); j+=4; tmp.lval[j>>2] = inl(DE4X5_STRR); j+=4; - tmp.lval[j>>2] = inl(DE4X5_SIGR); j+=4; + tmp.lval[j>>2] = inl(DE4X5_SIGR); j+=4; } - tmp.lval[j>>2] = lp->phy[lp->active].id; j+=4; + tmp.lval[j>>2] = lp->phy[lp->active].id; j+=4; if (lp->phy[lp->active].id && (!lp->useSROM || lp->useMII)) { - tmp.lval[j>>2] = lp->active; j+=4; + tmp.lval[j>>2] = lp->active; j+=4; tmp.lval[j>>2]=mii_rd(MII_CR,lp->phy[lp->active].addr,DE4X5_MII); j+=4; tmp.lval[j>>2]=mii_rd(MII_SR,lp->phy[lp->active].addr,DE4X5_MII); j+=4; tmp.lval[j>>2]=mii_rd(MII_ID0,lp->phy[lp->active].addr,DE4X5_MII); j+=4; @@ -5734,10 +5734,10 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) tmp.lval[j>>2]=mii_rd(0x14,lp->phy[lp->active].addr,DE4X5_MII); j+=4; } } - + tmp.addr[j++] = lp->txRingSize; tmp.addr[j++] = netif_queue_stopped(dev); - + ioc->len = j; if (copy_to_user(ioc->data, tmp.addr, ioc->len)) return -EFAULT; break; @@ -5746,7 +5746,7 @@ de4x5_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) default: return -EOPNOTSUPP; } - + return status; } diff --git a/drivers/net/tulip/de4x5.h b/drivers/net/tulip/de4x5.h index ad37a407430..57226e5eb8a 100644 --- a/drivers/net/tulip/de4x5.h +++ b/drivers/net/tulip/de4x5.h @@ -38,11 +38,11 @@ /* ** EISA Register Address Map */ -#define EISA_ID iobase+0x0c80 /* EISA ID Registers */ -#define EISA_ID0 iobase+0x0c80 /* EISA ID Register 0 */ -#define EISA_ID1 iobase+0x0c81 /* EISA ID Register 1 */ -#define EISA_ID2 iobase+0x0c82 /* EISA ID Register 2 */ -#define EISA_ID3 iobase+0x0c83 /* EISA ID Register 3 */ +#define EISA_ID iobase+0x0c80 /* EISA ID Registers */ +#define EISA_ID0 iobase+0x0c80 /* EISA ID Register 0 */ +#define EISA_ID1 iobase+0x0c81 /* EISA ID Register 1 */ +#define EISA_ID2 iobase+0x0c82 /* EISA ID Register 2 */ +#define EISA_ID3 iobase+0x0c83 /* EISA ID Register 3 */ #define EISA_CR iobase+0x0c84 /* EISA Control Register */ #define EISA_REG0 iobase+0x0c88 /* EISA Configuration Register 0 */ #define EISA_REG1 iobase+0x0c89 /* EISA Configuration Register 1 */ @@ -1008,8 +1008,8 @@ struct de4x5_ioctl { unsigned char __user *data; /* Pointer to the data buffer */ }; -/* -** Recognised commands for the driver +/* +** Recognised commands for the driver */ #define DE4X5_GET_HWADDR 0x01 /* Get the hardware address */ #define DE4X5_SET_HWADDR 0x02 /* Set the hardware address */ diff --git a/drivers/net/tulip/dmfe.c b/drivers/net/tulip/dmfe.c index 74e9075d9c4..ba5b112093f 100644 --- a/drivers/net/tulip/dmfe.c +++ b/drivers/net/tulip/dmfe.c @@ -50,7 +50,7 @@ forget to unmap PCI mapped skbs. Alan Cox <alan@redhat.com> - Added new PCI identifiers provided by Clear Zhang at ALi + Added new PCI identifiers provided by Clear Zhang at ALi for their 1563 ethernet device. TODO diff --git a/drivers/net/tulip/eeprom.c b/drivers/net/tulip/eeprom.c index fbd9ab60b05..5ffbd5b300c 100644 --- a/drivers/net/tulip/eeprom.c +++ b/drivers/net/tulip/eeprom.c @@ -96,11 +96,11 @@ static const char *block_name[] __devinitdata = { * tulip_build_fake_mediatable - Build a fake mediatable entry. * @tp: Ptr to the tulip private data. * - * Some cards like the 3x5 HSC cards (J3514A) do not have a standard + * Some cards like the 3x5 HSC cards (J3514A) do not have a standard * srom and can not be handled under the fixup routine. These cards - * still need a valid mediatable entry for correct csr12 setup and + * still need a valid mediatable entry for correct csr12 setup and * mii handling. - * + * * Since this is currently a parisc-linux specific function, the * #ifdef __hppa__ should completely optimize this function away for * non-parisc hardware. @@ -140,7 +140,7 @@ static void __devinit tulip_build_fake_mediatable(struct tulip_private *tp) tp->flags |= HAS_PHY_IRQ; tp->csr12_shadow = -1; } -#endif +#endif } void __devinit tulip_parse_eeprom(struct net_device *dev) diff --git a/drivers/net/tulip/interrupt.c b/drivers/net/tulip/interrupt.c index bb3558164a5..da4f7593c50 100644 --- a/drivers/net/tulip/interrupt.c +++ b/drivers/net/tulip/interrupt.c @@ -139,22 +139,22 @@ int tulip_poll(struct net_device *dev, int *budget) } /* Acknowledge current RX interrupt sources. */ iowrite32((RxIntr | RxNoBuf), tp->base_addr + CSR5); - - + + /* If we own the next entry, it is a new packet. Send it up. */ while ( ! (tp->rx_ring[entry].status & cpu_to_le32(DescOwned))) { s32 status = le32_to_cpu(tp->rx_ring[entry].status); - - + + if (tp->dirty_rx + RX_RING_SIZE == tp->cur_rx) break; - + if (tulip_debug > 5) printk(KERN_DEBUG "%s: In tulip_rx(), entry %d %8.8x.\n", dev->name, entry, status); if (--rx_work_limit < 0) goto not_done; - + if ((status & 0x38008300) != 0x0300) { if ((status & 0x38000300) != 0x0300) { /* Ingore earlier buffers. */ @@ -180,7 +180,7 @@ int tulip_poll(struct net_device *dev, int *budget) /* Omit the four octet CRC from the length. */ short pkt_len = ((status >> 16) & 0x7ff) - 4; struct sk_buff *skb; - + #ifndef final_version if (pkt_len > 1518) { printk(KERN_WARNING "%s: Bogus packet size of %d (%#x).\n", @@ -213,7 +213,7 @@ int tulip_poll(struct net_device *dev, int *budget) } else { /* Pass up the skb already on the Rx ring. */ char *temp = skb_put(skb = tp->rx_buffers[entry].skb, pkt_len); - + #ifndef final_version if (tp->rx_buffers[entry].mapping != le32_to_cpu(tp->rx_ring[entry].buffer1)) { @@ -225,17 +225,17 @@ int tulip_poll(struct net_device *dev, int *budget) skb->head, temp); } #endif - + pci_unmap_single(tp->pdev, tp->rx_buffers[entry].mapping, PKT_BUF_SZ, PCI_DMA_FROMDEVICE); - + tp->rx_buffers[entry].skb = NULL; tp->rx_buffers[entry].mapping = 0; } skb->protocol = eth_type_trans(skb, dev); - + netif_receive_skb(skb); - + dev->last_rx = jiffies; tp->stats.rx_packets++; tp->stats.rx_bytes += pkt_len; @@ -245,12 +245,12 @@ int tulip_poll(struct net_device *dev, int *budget) entry = (++tp->cur_rx) % RX_RING_SIZE; if (tp->cur_rx - tp->dirty_rx > RX_RING_SIZE/4) tulip_refill_rx(dev); - + } - + /* New ack strategy... irq does not ack Rx any longer hopefully this helps */ - + /* Really bad things can happen here... If new packet arrives * and an irq arrives (tx or just due to occasionally unset * mask), it will be acked by irq handler, but new thread @@ -259,28 +259,28 @@ int tulip_poll(struct net_device *dev, int *budget) * tomorrow (night 011029). If it will not fail, we won * finally: amount of IO did not increase at all. */ } while ((ioread32(tp->base_addr + CSR5) & RxIntr)); - + done: - + #ifdef CONFIG_TULIP_NAPI_HW_MITIGATION - + /* We use this simplistic scheme for IM. It's proven by real life installations. We can have IM enabled - continuesly but this would cause unnecessary latency. - Unfortunely we can't use all the NET_RX_* feedback here. - This would turn on IM for devices that is not contributing - to backlog congestion with unnecessary latency. - + continuesly but this would cause unnecessary latency. + Unfortunely we can't use all the NET_RX_* feedback here. + This would turn on IM for devices that is not contributing + to backlog congestion with unnecessary latency. + We monitor the the device RX-ring and have: - + HW Interrupt Mitigation either ON or OFF. - - ON: More then 1 pkt received (per intr.) OR we are dropping + + ON: More then 1 pkt received (per intr.) OR we are dropping OFF: Only 1 pkt received - + Note. We only use min and max (0, 15) settings from mit_table */ - - + + if( tp->flags & HAS_INTR_MITIGATION) { if( received > 1 ) { if( ! tp->mit_on ) { @@ -297,20 +297,20 @@ done: } #endif /* CONFIG_TULIP_NAPI_HW_MITIGATION */ - + dev->quota -= received; *budget -= received; - + tulip_refill_rx(dev); - + /* If RX ring is not full we are out of memory. */ if (tp->rx_buffers[tp->dirty_rx % RX_RING_SIZE].skb == NULL) goto oom; - + /* Remove us from polling list and enable RX intr. */ - + netif_rx_complete(dev); iowrite32(tulip_tbl[tp->chip_id].valid_intrs, tp->base_addr+CSR7); - + /* The last op happens after poll completion. Which means the following: * 1. it can race with disabling irqs in irq handler * 2. it can race with dise/enabling irqs in other poll threads @@ -321,9 +321,9 @@ done: * due to races in masking and due to too late acking of already * processed irqs. But it must not result in losing events. */ - + return 0; - + not_done: if (!received) { @@ -331,29 +331,29 @@ done: } dev->quota -= received; *budget -= received; - + if (tp->cur_rx - tp->dirty_rx > RX_RING_SIZE/2 || tp->rx_buffers[tp->dirty_rx % RX_RING_SIZE].skb == NULL) tulip_refill_rx(dev); - + if (tp->rx_buffers[tp->dirty_rx % RX_RING_SIZE].skb == NULL) goto oom; - + return 1; - - + + oom: /* Executed with RX ints disabled */ - - + + /* Start timer, stop polling, but do not enable rx interrupts. */ mod_timer(&tp->oom_timer, jiffies+1); - + /* Think: timer_pending() was an explicit signature of bug. * Timer can be pending now but fired and completed * before we did netif_rx_complete(). See? We would lose it. */ - + /* remove ourselves from the polling list */ netif_rx_complete(dev); - + return 0; } @@ -521,9 +521,9 @@ irqreturn_t tulip_interrupt(int irq, void *dev_instance, struct pt_regs *regs) /* Let's see whether the interrupt really is for us */ csr5 = ioread32(ioaddr + CSR5); - if (tp->flags & HAS_PHY_IRQ) + if (tp->flags & HAS_PHY_IRQ) handled = phy_interrupt (dev); - + if ((csr5 & (NormalIntr|AbnormalIntr)) == 0) return IRQ_RETVAL(handled); @@ -538,17 +538,17 @@ irqreturn_t tulip_interrupt(int irq, void *dev_instance, struct pt_regs *regs) /* Mask RX intrs and add the device to poll list. */ iowrite32(tulip_tbl[tp->chip_id].valid_intrs&~RxPollInt, ioaddr + CSR7); netif_rx_schedule(dev); - + if (!(csr5&~(AbnormalIntr|NormalIntr|RxPollInt|TPLnkPass))) break; } - + /* Acknowledge the interrupt sources we handle here ASAP the poll function does Rx and RxNoBuf acking */ - + iowrite32(csr5 & 0x0001ff3f, ioaddr + CSR5); -#else +#else /* Acknowledge all of the current interrupt sources ASAP. */ iowrite32(csr5 & 0x0001ffff, ioaddr + CSR5); @@ -559,11 +559,11 @@ irqreturn_t tulip_interrupt(int irq, void *dev_instance, struct pt_regs *regs) } #endif /* CONFIG_TULIP_NAPI */ - + if (tulip_debug > 4) printk(KERN_DEBUG "%s: interrupt csr5=%#8.8x new csr5=%#8.8x.\n", dev->name, csr5, ioread32(ioaddr + CSR5)); - + if (csr5 & (TxNoBuf | TxDied | TxIntr | TimerInt)) { unsigned int dirty_tx; @@ -737,17 +737,17 @@ irqreturn_t tulip_interrupt(int irq, void *dev_instance, struct pt_regs *regs) #ifdef CONFIG_TULIP_NAPI if (rxd) csr5 &= ~RxPollInt; - } while ((csr5 & (TxNoBuf | - TxDied | - TxIntr | + } while ((csr5 & (TxNoBuf | + TxDied | + TxIntr | TimerInt | /* Abnormal intr. */ - RxDied | - TxFIFOUnderflow | - TxJabber | - TPLnkFail | + RxDied | + TxFIFOUnderflow | + TxJabber | + TPLnkFail | SytemError )) != 0); -#else +#else } while ((csr5 & (NormalIntr|AbnormalIntr)) != 0); tulip_refill_rx(dev); diff --git a/drivers/net/tulip/media.c b/drivers/net/tulip/media.c index f53396fe79c..e9bc2a958c1 100644 --- a/drivers/net/tulip/media.c +++ b/drivers/net/tulip/media.c @@ -140,7 +140,7 @@ void tulip_mdio_write(struct net_device *dev, int phy_id, int location, int val) spin_unlock_irqrestore(&tp->mii_lock, flags); return; } - + /* Establish sync by sending 32 logic ones. */ for (i = 32; i >= 0; i--) { iowrite32(MDIO_ENB | MDIO_DATA_WRITE1, mdio_addr); diff --git a/drivers/net/tulip/tulip.h b/drivers/net/tulip/tulip.h index 05d2d96f7be..d25020da679 100644 --- a/drivers/net/tulip/tulip.h +++ b/drivers/net/tulip/tulip.h @@ -259,7 +259,7 @@ enum t21143_csr6_bits { There are no ill effects from too-large receive rings. */ #define TX_RING_SIZE 32 -#define RX_RING_SIZE 128 +#define RX_RING_SIZE 128 #define MEDIA_MASK 31 #define PKT_BUF_SZ 1536 /* Size of each temporary Rx buffer. */ diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c index c67c91251d0..b3cf11d32e2 100644 --- a/drivers/net/tulip/tulip_core.c +++ b/drivers/net/tulip/tulip_core.c @@ -1224,7 +1224,7 @@ out: * Chips that have the MRM/reserved bit quirk and the burst quirk. That * is the DM910X and the on chip ULi devices */ - + static int tulip_uli_dm_quirk(struct pci_dev *pdev) { if (pdev->vendor == 0x1282 && pdev->device == 0x9102) @@ -1297,7 +1297,7 @@ static int __devinit tulip_init_one (struct pci_dev *pdev, */ /* 1. Intel Saturn. Switch to 8 long words burst, 8 long word cache - aligned. Aries might need this too. The Saturn errata are not + aligned. Aries might need this too. The Saturn errata are not pretty reading but thankfully it's an old 486 chipset. 2. The dreaded SiS496 486 chipset. Same workaround as Intel @@ -1500,7 +1500,7 @@ static int __devinit tulip_init_one (struct pci_dev *pdev, } #endif #ifdef CONFIG_MIPS_COBALT - if ((pdev->bus->number == 0) && + if ((pdev->bus->number == 0) && ((PCI_SLOT(pdev->devfn) == 7) || (PCI_SLOT(pdev->devfn) == 12))) { /* Cobalt MAC address in first EEPROM locations. */ diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c index 238e9c72cb3..8b3a28f53c3 100644 --- a/drivers/net/tulip/uli526x.c +++ b/drivers/net/tulip/uli526x.c @@ -9,7 +9,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - + */ #define DRV_NAME "uli526x" @@ -185,7 +185,7 @@ struct uli526x_board_info { /* NIC SROM data */ unsigned char srom[128]; - u8 init; + u8 init; }; enum uli526x_offsets { @@ -258,7 +258,7 @@ static int __devinit uli526x_init_one (struct pci_dev *pdev, struct uli526x_board_info *db; /* board information structure */ struct net_device *dev; int i, err; - + ULI526X_DBUG(0, "uli526x_init_one()", 0); if (!printed_version++) @@ -316,7 +316,7 @@ static int __devinit uli526x_init_one (struct pci_dev *pdev, err = -ENOMEM; goto err_out_nomem; } - + db->first_tx_desc = (struct tx_desc *) db->desc_pool_ptr; db->first_tx_desc_dma = db->desc_pool_dma_ptr; db->buf_pool_start = db->buf_pool_ptr; @@ -324,14 +324,14 @@ static int __devinit uli526x_init_one (struct pci_dev *pdev, db->chip_id = ent->driver_data; db->ioaddr = pci_resource_start(pdev, 0); - + db->pdev = pdev; db->init = 1; - + dev->base_addr = db->ioaddr; dev->irq = pdev->irq; pci_set_drvdata(pdev, dev); - + /* Register some necessary functions */ dev->open = &uli526x_open; dev->hard_start_xmit = &uli526x_start_xmit; @@ -341,7 +341,7 @@ static int __devinit uli526x_init_one (struct pci_dev *pdev, dev->ethtool_ops = &netdev_ethtool_ops; spin_lock_init(&db->lock); - + /* read 64 word srom data */ for (i = 0; i < 64; i++) ((u16 *) db->srom)[i] = cpu_to_le16(read_srom_word(db->ioaddr, i)); @@ -374,7 +374,7 @@ static int __devinit uli526x_init_one (struct pci_dev *pdev, goto err_out_res; printk(KERN_INFO "%s: ULi M%04lx at pci%s,",dev->name,ent->driver_data >> 16,pci_name(pdev)); - + for (i = 0; i < 6; i++) printk("%c%02x", i ? ':' : ' ', dev->dev_addr[i]); printk(", irq %d.\n", dev->irq); @@ -389,7 +389,7 @@ err_out_nomem: if(db->desc_pool_ptr) pci_free_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20, db->desc_pool_ptr, db->desc_pool_dma_ptr); - + if(db->buf_pool_ptr != NULL) pci_free_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, db->buf_pool_ptr, db->buf_pool_dma_ptr); @@ -433,7 +433,7 @@ static int uli526x_open(struct net_device *dev) { int ret; struct uli526x_board_info *db = netdev_priv(dev); - + ULI526X_DBUG(0, "uli526x_open", 0); ret = request_irq(dev->irq, &uli526x_interrupt, SA_SHIRQ, dev->name, dev); @@ -454,7 +454,7 @@ static int uli526x_open(struct net_device *dev) /* CR6 operation mode decision */ db->cr6_data |= ULI526X_TXTH_256; db->cr0_data = CR0_DEFAULT; - + /* Initialize ULI526X board */ uli526x_init(dev); @@ -604,7 +604,7 @@ static int uli526x_start_xmit(struct sk_buff *skb, struct net_device *dev) /* Restore CR7 to enable interrupt */ spin_unlock_irqrestore(&db->lock, flags); outl(db->cr7_data, dev->base_addr + DCR7); - + /* free this SKB */ dev_kfree_skb(skb); @@ -782,7 +782,7 @@ static void uli526x_rx_packet(struct net_device *dev, struct uli526x_board_info struct sk_buff *skb; int rxlen; u32 rdes0; - + rxptr = db->rx_ready_ptr; while(db->rx_avail_cnt) { @@ -821,7 +821,7 @@ static void uli526x_rx_packet(struct net_device *dev, struct uli526x_board_info if ( !(rdes0 & 0x8000) || ((db->cr6_data & CR6_PM) && (rxlen>6)) ) { skb = rxptr->rx_skb_ptr; - + /* Good packet, send to upper layer */ /* Shorst packet used new SKB */ if ( (rxlen < RX_COPY_SIZE) && @@ -841,7 +841,7 @@ static void uli526x_rx_packet(struct net_device *dev, struct uli526x_board_info dev->last_rx = jiffies; db->stats.rx_packets++; db->stats.rx_bytes += rxlen; - + } else { /* Reuse SKB buffer when the packet is error */ ULI526X_DBUG(0, "Reuse SK buffer, rdes0", rdes0); @@ -911,7 +911,7 @@ ULi_ethtool_gset(struct uli526x_board_info *db, struct ethtool_cmd *ecmd) SUPPORTED_100baseT_Full | SUPPORTED_Autoneg | SUPPORTED_MII); - + ecmd->advertising = (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | ADVERTISED_100baseT_Half | @@ -924,13 +924,13 @@ ULi_ethtool_gset(struct uli526x_board_info *db, struct ethtool_cmd *ecmd) ecmd->phy_address = db->phy_addr; ecmd->transceiver = XCVR_EXTERNAL; - + ecmd->speed = 10; ecmd->duplex = DUPLEX_HALF; - + if(db->op_mode==ULI526X_100MHF || db->op_mode==ULI526X_100MFD) { - ecmd->speed = 100; + ecmd->speed = 100; } if(db->op_mode==ULI526X_10MFD || db->op_mode==ULI526X_100MFD) { @@ -939,11 +939,11 @@ ULi_ethtool_gset(struct uli526x_board_info *db, struct ethtool_cmd *ecmd) if(db->link_failed) { ecmd->speed = -1; - ecmd->duplex = -1; + ecmd->duplex = -1; } - + if (db->media_mode & ULI526X_AUTO) - { + { ecmd->autoneg = AUTONEG_ENABLE; } } @@ -964,15 +964,15 @@ static void netdev_get_drvinfo(struct net_device *dev, static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct uli526x_board_info *np = netdev_priv(dev); - + ULi_ethtool_gset(np, cmd); - + return 0; } static u32 netdev_get_link(struct net_device *dev) { struct uli526x_board_info *np = netdev_priv(dev); - + if(np->link_failed) return 0; else @@ -1005,11 +1005,11 @@ static void uli526x_timer(unsigned long data) struct uli526x_board_info *db = netdev_priv(dev); unsigned long flags; u8 TmpSpeed=10; - + //ULI526X_DBUG(0, "uli526x_timer()", 0); spin_lock_irqsave(&db->lock, flags); - + /* Dynamic reset ULI526X : system error or transmit time-out */ tmp_cr8 = inl(db->ioaddr + DCR8); if ( (db->interval_rx_cnt==0) && (tmp_cr8) ) { @@ -1021,9 +1021,9 @@ static void uli526x_timer(unsigned long data) /* TX polling kick monitor */ if ( db->tx_packet_cnt && time_after(jiffies, dev->trans_start + ULI526X_TX_KICK) ) { - outl(0x1, dev->base_addr + DCR1); // Tx polling again + outl(0x1, dev->base_addr + DCR1); // Tx polling again - // TX Timeout + // TX Timeout if ( time_after(jiffies, dev->trans_start + ULI526X_TX_TIMEOUT) ) { db->reset_TXtimeout++; db->wait_reset = 1; @@ -1073,7 +1073,7 @@ static void uli526x_timer(unsigned long data) uli526x_sense_speed(db) ) db->link_failed = 1; uli526x_process_mode(db); - + if(db->link_failed==0) { if(db->op_mode==ULI526X_100MHF || db->op_mode==ULI526X_100MFD) @@ -1404,7 +1404,7 @@ static u8 uli526x_sense_speed(struct uli526x_board_info * db) phy_mode = phy_read(db->ioaddr, db->phy_addr, 1, db->chip_id); if ( (phy_mode & 0x24) == 0x24 ) { - + phy_mode = ((phy_read(db->ioaddr, db->phy_addr, 5, db->chip_id) & 0x01e0)<<7); if(phy_mode&0x8000) phy_mode = 0x8000; @@ -1414,7 +1414,7 @@ static u8 uli526x_sense_speed(struct uli526x_board_info * db) phy_mode = 0x2000; else phy_mode = 0x1000; - + /* printk(DRV_NAME ": Phy_mode %x ",phy_mode); */ switch (phy_mode) { case 0x1000: db->op_mode = ULI526X_10MHF; break; @@ -1442,7 +1442,7 @@ static u8 uli526x_sense_speed(struct uli526x_board_info * db) static void uli526x_set_phyxcer(struct uli526x_board_info *db) { u16 phy_reg; - + /* Phyxcer capability setting */ phy_reg = phy_read(db->ioaddr, db->phy_addr, 4, db->chip_id) & ~0x01e0; @@ -1457,7 +1457,7 @@ static void uli526x_set_phyxcer(struct uli526x_board_info *db) case ULI526X_100MHF: phy_reg |= 0x80; break; case ULI526X_100MFD: phy_reg |= 0x100; break; } - + } /* Write new capability to Phyxcer Reg4 */ @@ -1556,7 +1556,7 @@ static void phy_write(unsigned long iobase, u8 phy_addr, u8 offset, u16 phy_data /* Write a word data to PHY controller */ for ( i = 0x8000; i > 0; i >>= 1) phy_write_1bit(ioaddr, phy_data & i ? PHY_DATA_1 : PHY_DATA_0, chip_id); - + } @@ -1574,7 +1574,7 @@ static u16 phy_read(unsigned long iobase, u8 phy_addr, u8 offset, u32 chip_id) return phy_readby_cr10(iobase, phy_addr, offset); /* M5261/M5263 Chip */ ioaddr = iobase + DCR9; - + /* Send 33 synchronization clock to Phy controller */ for (i = 0; i < 35; i++) phy_write_1bit(ioaddr, PHY_DATA_1, chip_id); @@ -1610,7 +1610,7 @@ static u16 phy_read(unsigned long iobase, u8 phy_addr, u8 offset, u32 chip_id) static u16 phy_readby_cr10(unsigned long iobase, u8 phy_addr, u8 offset) { unsigned long ioaddr,cr10_value; - + ioaddr = iobase + DCR10; cr10_value = phy_addr; cr10_value = (cr10_value<<5) + offset; @@ -1629,7 +1629,7 @@ static u16 phy_readby_cr10(unsigned long iobase, u8 phy_addr, u8 offset) static void phy_writeby_cr10(unsigned long iobase, u8 phy_addr, u8 offset, u16 phy_data) { unsigned long ioaddr,cr10_value; - + ioaddr = iobase + DCR10; cr10_value = phy_addr; cr10_value = (cr10_value<<5) + offset; @@ -1659,7 +1659,7 @@ static void phy_write_1bit(unsigned long ioaddr, u32 phy_data, u32 chip_id) static u16 phy_read_1bit(unsigned long ioaddr, u32 chip_id) { u16 phy_data; - + outl(0x50000 , ioaddr); udelay(1); phy_data = ( inl(ioaddr) >> 19 ) & 0x1; diff --git a/drivers/net/tulip/winbond-840.c b/drivers/net/tulip/winbond-840.c index 136a70c4d5e..64ecf929d2a 100644 --- a/drivers/net/tulip/winbond-840.c +++ b/drivers/net/tulip/winbond-840.c @@ -38,12 +38,12 @@ Copyright (C) 2001 Manfred Spraul * ethtool support (jgarzik) * Replace some MII-related magic numbers with constants (jgarzik) - + TODO: * enable pci_power_off * Wake-On-LAN */ - + #define DRV_NAME "winbond-840" #define DRV_VERSION "1.01-d" #define DRV_RELDATE "Nov-17-2001" @@ -57,7 +57,7 @@ c-help-name: Winbond W89c840 PCI Ethernet support c-help-symbol: CONFIG_WINBOND_840 c-help: This driver is for the Winbond W89c840 chip. It also works with c-help: the TX9882 chip on the Compex RL100-ATX board. -c-help: More specific information and updates are available from +c-help: More specific information and updates are available from c-help: http://www.scyld.com/network/drivers.html */ @@ -207,7 +207,7 @@ Test with 'ping -s 10000' on a fast computer. */ - + /* PCI probe table. @@ -374,7 +374,7 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static struct ethtool_ops netdev_ethtool_ops; static int netdev_close(struct net_device *dev); - + static int __devinit w840_probe1 (struct pci_dev *pdev, const struct pci_device_id *ent) @@ -434,7 +434,7 @@ static int __devinit w840_probe1 (struct pci_dev *pdev, np->mii_if.mdio_read = mdio_read; np->mii_if.mdio_write = mdio_write; np->base_addr = ioaddr; - + pci_set_drvdata(pdev, dev); if (dev->mem_start) @@ -510,7 +510,7 @@ err_out_netdev: return -ENODEV; } - + /* Read the EEPROM and MII Management Data I/O (MDIO) interfaces. These are often serial bit streams generated by the host processor. The example below is for the common 93c46 EEPROM, 64 16 bit words. */ @@ -660,7 +660,7 @@ static void mdio_write(struct net_device *dev, int phy_id, int location, int val return; } - + static int netdev_open(struct net_device *dev) { struct netdev_private *np = netdev_priv(dev); @@ -731,7 +731,7 @@ static int update_link(struct net_device *dev) dev->name, np->phys[0]); netif_carrier_on(dev); } - + if ((np->mii & ~0xf) == MII_DAVICOM_DM9101) { /* If the link partner doesn't support autonegotiation * the MII detects it's abilities with the "parallel detection". @@ -761,7 +761,7 @@ static int update_link(struct net_device *dev) result |= 0x20000000; if (result != np->csr6 && debug) printk(KERN_INFO "%s: Setting %dMBit-%s-duplex based on MII#%d\n", - dev->name, fasteth ? 100 : 10, + dev->name, fasteth ? 100 : 10, duplex ? "full" : "half", np->phys[0]); return result; } @@ -947,7 +947,7 @@ static void init_registers(struct net_device *dev) iowrite32(i, ioaddr + PCIBusCfg); np->csr6 = 0; - /* 128 byte Tx threshold; + /* 128 byte Tx threshold; Transmit on; Receive on; */ update_csr6(dev, 0x00022002 | update_link(dev) | __set_rx_mode(dev)); @@ -1584,7 +1584,7 @@ static int netdev_close(struct net_device *dev) static void __devexit w840_remove1 (struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); - + if (dev) { struct netdev_private *np = netdev_priv(dev); unregister_netdev(dev); @@ -1640,7 +1640,7 @@ static int w840_suspend (struct pci_dev *pdev, pm_message_t state) spin_unlock_wait(&dev->xmit_lock); synchronize_irq(dev->irq); - + np->stats.rx_missed_errors += ioread32(ioaddr + RxMissed) & 0xffff; /* no more hardware accesses behind this line. */ diff --git a/drivers/net/tulip/xircom_cb.c b/drivers/net/tulip/xircom_cb.c index 56344103ac2..63c2175ed13 100644 --- a/drivers/net/tulip/xircom_cb.c +++ b/drivers/net/tulip/xircom_cb.c @@ -1,11 +1,11 @@ /* - * xircom_cb: A driver for the (tulip-like) Xircom Cardbus ethernet cards + * xircom_cb: A driver for the (tulip-like) Xircom Cardbus ethernet cards * * This software is (C) by the respective authors, and licensed under the GPL * License. * * Written by Arjan van de Ven for Red Hat, Inc. - * Based on work by Jeff Garzik, Doug Ledford and Donald Becker + * Based on work by Jeff Garzik, Doug Ledford and Donald Becker * * This software may be used and distributed according to the terms * of the GNU General Public License, incorporated herein by reference. @@ -93,7 +93,7 @@ struct xircom_private { unsigned long io_port; int open; - + /* transmit_used is the rotating counter that indicates which transmit descriptor has to be used next */ int transmit_used; @@ -153,10 +153,10 @@ static struct pci_device_id xircom_pci_table[] = { MODULE_DEVICE_TABLE(pci, xircom_pci_table); static struct pci_driver xircom_ops = { - .name = "xircom_cb", - .id_table = xircom_pci_table, - .probe = xircom_probe, - .remove = xircom_remove, + .name = "xircom_cb", + .id_table = xircom_pci_table, + .probe = xircom_probe, + .remove = xircom_remove, .suspend =NULL, .resume =NULL }; @@ -174,7 +174,7 @@ static void print_binary(unsigned int number) buffer[i2++]='1'; else buffer[i2++]='0'; - if ((i&3)==0) + if ((i&3)==0) buffer[i2++]=' '; } printk("%s\n",buffer); @@ -196,10 +196,10 @@ static struct ethtool_ops netdev_ethtool_ops = { /* xircom_probe is the code that gets called on device insertion. it sets up the hardware and registers the device to the networklayer. - + TODO: Send 1 or 2 "dummy" packets here as the card seems to discard the first two packets that get send, and pump hates that. - + */ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_id *id) { @@ -209,7 +209,7 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_ unsigned long flags; unsigned short tmp16; enter("xircom_probe"); - + /* First do the PCI initialisation */ if (pci_enable_device(pdev)) @@ -217,24 +217,24 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_ /* disable all powermanagement */ pci_write_config_dword(pdev, PCI_POWERMGMT, 0x0000); - + pci_set_master(pdev); /* Why isn't this done by pci_enable_device ?*/ - /* clear PCI status, if any */ - pci_read_config_word (pdev,PCI_STATUS, &tmp16); + /* clear PCI status, if any */ + pci_read_config_word (pdev,PCI_STATUS, &tmp16); pci_write_config_word (pdev, PCI_STATUS,tmp16); - + pci_read_config_byte(pdev, PCI_REVISION_ID, &chip_rev); - + if (!request_region(pci_resource_start(pdev, 0), 128, "xircom_cb")) { printk(KERN_ERR "xircom_probe: failed to allocate io-region\n"); return -ENODEV; } - /* + /* Before changing the hardware, allocate the memory. This way, we can fail gracefully if not enough memory - is available. + is available. */ dev = alloc_etherdev(sizeof(struct xircom_private)); if (!dev) { @@ -242,13 +242,13 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_ goto device_fail; } private = netdev_priv(dev); - + /* Allocate the send/receive buffers */ private->rx_buffer = pci_alloc_consistent(pdev,8192,&private->rx_dma_handle); if (private->rx_buffer == NULL) { printk(KERN_ERR "xircom_probe: no memory for rx buffer \n"); goto rx_buf_fail; - } + } private->tx_buffer = pci_alloc_consistent(pdev,8192,&private->tx_dma_handle); if (private->tx_buffer == NULL) { printk(KERN_ERR "xircom_probe: no memory for tx buffer \n"); @@ -265,11 +265,11 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_ spin_lock_init(&private->lock); dev->irq = pdev->irq; dev->base_addr = private->io_port; - + initialize_card(private); read_mac_address(private); setup_descriptors(private); - + dev->open = &xircom_open; dev->hard_start_xmit = &xircom_start_xmit; dev->stop = &xircom_close; @@ -285,19 +285,19 @@ static int __devinit xircom_probe(struct pci_dev *pdev, const struct pci_device_ printk(KERN_ERR "xircom_probe: netdevice registration failed.\n"); goto reg_fail; } - + printk(KERN_INFO "%s: Xircom cardbus revision %i at irq %i \n", dev->name, chip_rev, pdev->irq); /* start the transmitter to get a heartbeat */ /* TODO: send 2 dummy packets here */ transceiver_voodoo(private); - + spin_lock_irqsave(&private->lock,flags); activate_transmitter(private); activate_receiver(private); spin_unlock_irqrestore(&private->lock,flags); - + trigger_receive(private); - + leave("xircom_probe"); return 0; @@ -332,7 +332,7 @@ static void __devexit xircom_remove(struct pci_dev *pdev) free_netdev(dev); pci_set_drvdata(pdev, NULL); leave("xircom_remove"); -} +} static irqreturn_t xircom_interrupt(int irq, void *dev_instance, struct pt_regs *regs) { @@ -346,11 +346,11 @@ static irqreturn_t xircom_interrupt(int irq, void *dev_instance, struct pt_regs spin_lock(&card->lock); status = inl(card->io_port+CSR5); -#ifdef DEBUG +#ifdef DEBUG print_binary(status); printk("tx status 0x%08x 0x%08x \n",card->tx_buffer[0],card->tx_buffer[4]); printk("rx status 0x%08x 0x%08x \n",card->rx_buffer[0],card->rx_buffer[4]); -#endif +#endif /* Handle shared irq and hotplug */ if (status == 0 || status == 0xffffffff) { spin_unlock(&card->lock); @@ -366,21 +366,21 @@ static irqreturn_t xircom_interrupt(int irq, void *dev_instance, struct pt_regs netif_carrier_on(dev); else netif_carrier_off(dev); - + } - /* Clear all remaining interrupts */ + /* Clear all remaining interrupts */ status |= 0xffffffff; /* FIXME: make this clear only the real existing bits */ outl(status,card->io_port+CSR5); - - for (i=0;i<NUMDESCRIPTORS;i++) + + for (i=0;i<NUMDESCRIPTORS;i++) investigate_write_descriptor(dev,card,i,bufferoffsets[i]); - for (i=0;i<NUMDESCRIPTORS;i++) + for (i=0;i<NUMDESCRIPTORS;i++) investigate_read_descriptor(dev,card,i,bufferoffsets[i]); - + spin_unlock(&card->lock); leave("xircom_interrupt"); return IRQ_HANDLED; @@ -393,38 +393,38 @@ static int xircom_start_xmit(struct sk_buff *skb, struct net_device *dev) int nextdescriptor; int desc; enter("xircom_start_xmit"); - + card = netdev_priv(dev); spin_lock_irqsave(&card->lock,flags); - + /* First see if we can free some descriptors */ - for (desc=0;desc<NUMDESCRIPTORS;desc++) + for (desc=0;desc<NUMDESCRIPTORS;desc++) investigate_write_descriptor(dev,card,desc,bufferoffsets[desc]); - - + + nextdescriptor = (card->transmit_used +1) % (NUMDESCRIPTORS); desc = card->transmit_used; - + /* only send the packet if the descriptor is free */ if (card->tx_buffer[4*desc]==0) { /* Copy the packet data; zero the memory first as the card sometimes sends more than you ask it to. */ - + memset(&card->tx_buffer[bufferoffsets[desc]/4],0,1536); memcpy(&(card->tx_buffer[bufferoffsets[desc]/4]),skb->data,skb->len); - - + + /* FIXME: The specification tells us that the length we send HAS to be a multiple of 4 bytes. */ - + card->tx_buffer[4*desc+1] = skb->len; if (desc == NUMDESCRIPTORS-1) card->tx_buffer[4*desc+1] |= (1<<25); /* bit 25: last descriptor of the ring */ card->tx_buffer[4*desc+1] |= 0xF0000000; - /* 0xF0... means want interrupts*/ + /* 0xF0... means want interrupts*/ card->tx_skb[desc] = skb; - + wmb(); /* This gives the descriptor to the card */ card->tx_buffer[4*desc] = 0x80000000; @@ -433,18 +433,18 @@ static int xircom_start_xmit(struct sk_buff *skb, struct net_device *dev) netif_stop_queue(dev); } card->transmit_used = nextdescriptor; - leave("xircom-start_xmit - sent"); + leave("xircom-start_xmit - sent"); spin_unlock_irqrestore(&card->lock,flags); return 0; } - + /* Uh oh... no free descriptor... drop the packet */ netif_stop_queue(dev); spin_unlock_irqrestore(&card->lock,flags); trigger_transmit(card); - + return -EIO; } @@ -462,7 +462,7 @@ static int xircom_open(struct net_device *dev) leave("xircom_open - No IRQ"); return retval; } - + xircom_up(xp); xp->open = 1; leave("xircom_open"); @@ -473,31 +473,31 @@ static int xircom_close(struct net_device *dev) { struct xircom_private *card; unsigned long flags; - + enter("xircom_close"); card = netdev_priv(dev); netif_stop_queue(dev); /* we don't want new packets */ - + spin_lock_irqsave(&card->lock,flags); - + disable_all_interrupts(card); -#if 0 +#if 0 /* We can enable this again once we send dummy packets on ifconfig ethX up */ deactivate_receiver(card); deactivate_transmitter(card); -#endif +#endif remove_descriptors(card); - + spin_unlock_irqrestore(&card->lock,flags); - + card->open = 0; free_irq(dev->irq,dev); - + leave("xircom_close"); - + return 0; - + } @@ -506,8 +506,8 @@ static struct net_device_stats *xircom_get_stats(struct net_device *dev) { struct xircom_private *card = netdev_priv(dev); return &card->stats; -} - +} + #ifdef CONFIG_NET_POLL_CONTROLLER static void xircom_poll_controller(struct net_device *dev) @@ -540,7 +540,7 @@ static void initialize_card(struct xircom_private *card) outl(val, card->io_port + CSR0); - val = 0; /* Value 0x00 is a safe and conservative value + val = 0; /* Value 0x00 is a safe and conservative value for the PCI configuration settings */ outl(val, card->io_port + CSR0); @@ -617,23 +617,23 @@ static void setup_descriptors(struct xircom_private *card) /* Rx Descr2: address of the buffer we store the buffer at the 2nd half of the page */ - + address = (unsigned long) card->rx_dma_handle; card->rx_buffer[i*4 + 2] = cpu_to_le32(address + bufferoffsets[i]); /* Rx Desc3: address of 2nd buffer -> 0 */ card->rx_buffer[i*4 + 3] = 0; } - + wmb(); /* Write the receive descriptor ring address to the card */ address = (unsigned long) card->rx_dma_handle; - val = cpu_to_le32(address); + val = cpu_to_le32(address); outl(val, card->io_port + CSR3); /* Receive descr list address */ /* transmit descriptors */ memset(card->tx_buffer, 0, 128); /* clear the descriptors */ - + for (i=0;i<NUMDESCRIPTORS;i++ ) { /* Tx Descr0: Empty, we own it, no errors -> 0x00000000 */ card->tx_buffer[i*4 + 0] = 0x00000000; @@ -641,7 +641,7 @@ static void setup_descriptors(struct xircom_private *card) card->tx_buffer[i*4 + 1] = 1536; if (i==NUMDESCRIPTORS-1) card->tx_buffer[i*4 + 1] |= (1 << 25); /* bit 25 is "last descriptor" */ - + /* Tx Descr2: address of the buffer we store the buffer at the 2nd half of the page */ address = (unsigned long) card->tx_dma_handle; @@ -748,7 +748,7 @@ static int receive_active(struct xircom_private *card) activate_receiver enables the receiver on the card. Before being allowed to active the receiver, the receiver must be completely de-activated. To achieve this, -this code actually disables the receiver first; then it waits for the +this code actually disables the receiver first; then it waits for the receiver to become inactive, then it activates the receiver and then it waits for the receiver to be active. @@ -762,13 +762,13 @@ static void activate_receiver(struct xircom_private *card) val = inl(card->io_port + CSR6); /* Operation mode */ - + /* If the "active" bit is set and the receiver is already active, no need to do the expensive thing */ if ((val&2) && (receive_active(card))) return; - - + + val = val & ~2; /* disable the receiver */ outl(val, card->io_port + CSR6); @@ -805,7 +805,7 @@ static void activate_receiver(struct xircom_private *card) /* deactivate_receiver disables the receiver on the card. -To achieve this this code disables the receiver first; +To achieve this this code disables the receiver first; then it waits for the receiver to become inactive. must be called with the lock held and interrupts disabled. @@ -840,7 +840,7 @@ static void deactivate_receiver(struct xircom_private *card) activate_transmitter enables the transmitter on the card. Before being allowed to active the transmitter, the transmitter must be completely de-activated. To achieve this, -this code actually disables the transmitter first; then it waits for the +this code actually disables the transmitter first; then it waits for the transmitter to become inactive, then it activates the transmitter and then it waits for the transmitter to be active again. @@ -856,7 +856,7 @@ static void activate_transmitter(struct xircom_private *card) val = inl(card->io_port + CSR6); /* Operation mode */ /* If the "active" bit is set and the receiver is already - active, no need to do the expensive thing */ + active, no need to do the expensive thing */ if ((val&(1<<13)) && (transmit_active(card))) return; @@ -896,7 +896,7 @@ static void activate_transmitter(struct xircom_private *card) /* deactivate_transmitter disables the transmitter on the card. -To achieve this this code disables the transmitter first; +To achieve this this code disables the transmitter first; then it waits for the transmitter to become inactive. must be called with the lock held and interrupts disabled. @@ -990,7 +990,7 @@ static void disable_all_interrupts(struct xircom_private *card) { unsigned int val; enter("enable_all_interrupts"); - + val = 0; /* disable all interrupts */ outl(val, card->io_port + CSR7); @@ -1031,8 +1031,8 @@ static int enable_promisc(struct xircom_private *card) unsigned int val; enter("enable_promisc"); - val = inl(card->io_port + CSR6); - val = val | (1 << 6); + val = inl(card->io_port + CSR6); + val = val | (1 << 6); outl(val, card->io_port + CSR6); leave("enable_promisc"); @@ -1042,7 +1042,7 @@ static int enable_promisc(struct xircom_private *card) -/* +/* link_status() checks the the links status and will return 0 for no link, 10 for 10mbit link and 100 for.. guess what. Must be called in locked state with interrupts disabled @@ -1051,15 +1051,15 @@ static int link_status(struct xircom_private *card) { unsigned int val; enter("link_status"); - + val = inb(card->io_port + CSR12); - + if (!(val&(1<<2))) /* bit 2 is 0 for 10mbit link, 1 for not an 10mbit link */ return 10; if (!(val&(1<<1))) /* bit 1 is 0 for 100mbit link, 1 for not an 100mbit link */ return 100; - - /* If we get here -> no link at all */ + + /* If we get here -> no link at all */ leave("link_status"); return 0; @@ -1071,7 +1071,7 @@ static int link_status(struct xircom_private *card) /* read_mac_address() reads the MAC address from the NIC and stores it in the "dev" structure. - + This function will take the spinlock itself and can, as a result, not be called with the lock helt. */ static void read_mac_address(struct xircom_private *card) @@ -1081,7 +1081,7 @@ static void read_mac_address(struct xircom_private *card) int i; enter("read_mac_address"); - + spin_lock_irqsave(&card->lock, flags); outl(1 << 12, card->io_port + CSR9); /* enable boot rom access */ @@ -1095,7 +1095,7 @@ static void read_mac_address(struct xircom_private *card) outl(i + 3, card->io_port + CSR10); data_count = inl(card->io_port + CSR9) & 0xff; if ((tuple == 0x22) && (data_id == 0x04) && (data_count == 0x06)) { - /* + /* * This is it. We have the data we want. */ for (j = 0; j < 6; j++) { @@ -1136,12 +1136,12 @@ static void transceiver_voodoo(struct xircom_private *card) spin_lock_irqsave(&card->lock, flags); outl(0x0008, card->io_port + CSR15); - udelay(25); + udelay(25); outl(0xa8050000, card->io_port + CSR15); udelay(25); outl(0xa00f0000, card->io_port + CSR15); udelay(25); - + spin_unlock_irqrestore(&card->lock, flags); netif_start_queue(card->dev); @@ -1163,15 +1163,15 @@ static void xircom_up(struct xircom_private *card) spin_lock_irqsave(&card->lock, flags); - + enable_link_interrupt(card); enable_transmit_interrupt(card); enable_receive_interrupt(card); enable_common_interrupts(card); enable_promisc(card); - + /* The card can have received packets already, read them away now */ - for (i=0;i<NUMDESCRIPTORS;i++) + for (i=0;i<NUMDESCRIPTORS;i++) investigate_read_descriptor(card->dev,card,i,bufferoffsets[i]); @@ -1185,15 +1185,15 @@ static void xircom_up(struct xircom_private *card) /* Bufferoffset is in BYTES */ static void investigate_read_descriptor(struct net_device *dev,struct xircom_private *card, int descnr, unsigned int bufferoffset) { - int status; - + int status; + enter("investigate_read_descriptor"); status = card->rx_buffer[4*descnr]; - + if ((status > 0)) { /* packet received */ - + /* TODO: discard error packets */ - + short pkt_len = ((status >> 16) & 0x7ff) - 4; /* minus 4, we don't want the CRC */ struct sk_buff *skb; @@ -1216,7 +1216,7 @@ static void investigate_read_descriptor(struct net_device *dev,struct xircom_pri dev->last_rx = jiffies; card->stats.rx_packets++; card->stats.rx_bytes += pkt_len; - + out: /* give the buffer back to the card */ card->rx_buffer[4*descnr] = 0x80000000; @@ -1234,9 +1234,9 @@ static void investigate_write_descriptor(struct net_device *dev, struct xircom_p int status; enter("investigate_write_descriptor"); - + status = card->tx_buffer[4*descnr]; -#if 0 +#if 0 if (status & 0x8000) { /* Major error */ printk(KERN_ERR "Major transmit error status %x \n", status); card->tx_buffer[4*descnr] = 0; @@ -1258,7 +1258,7 @@ static void investigate_write_descriptor(struct net_device *dev, struct xircom_p } leave("investigate_write_descriptor"); - + } @@ -1271,8 +1271,8 @@ static int __init xircom_init(void) static void __exit xircom_exit(void) { pci_unregister_driver(&xircom_ops); -} +} -module_init(xircom_init) +module_init(xircom_init) module_exit(xircom_exit) diff --git a/drivers/net/via-velocity.h b/drivers/net/via-velocity.h index d9a774b91dd..f1b2640ebdc 100644 --- a/drivers/net/via-velocity.h +++ b/drivers/net/via-velocity.h @@ -307,7 +307,7 @@ enum velocity_owner { #define TX_QUEUE_NO 4 #define MAX_HW_MIB_COUNTER 32 -#define VELOCITY_MIN_MTU (1514-14) +#define VELOCITY_MIN_MTU (64) #define VELOCITY_MAX_MTU (9000) /* diff --git a/drivers/net/wan/pci200syn.c b/drivers/net/wan/pci200syn.c index eba8e5cfacc..f485a97844c 100644 --- a/drivers/net/wan/pci200syn.c +++ b/drivers/net/wan/pci200syn.c @@ -50,10 +50,6 @@ static const char* devname = "PCI200SYN"; static int pci_clock_freq = 33000000; #define CLOCK_BASE pci_clock_freq -#define PCI_VENDOR_ID_GORAMO 0x10B5 /* uses PLX:9050 ID - this card */ -#define PCI_DEVICE_ID_PCI200SYN 0x9050 /* doesn't have its own ID */ - - /* * PLX PCI9052 local configuration and shared runtime registers. * This structure can be used to access 9052 registers (memory mapped). @@ -262,7 +258,7 @@ static void pci200_pci_remove_one(struct pci_dev *pdev) int i; card_t *card = pci_get_drvdata(pdev); - for(i = 0; i < 2; i++) + for (i = 0; i < 2; i++) if (card->ports[i].card) { struct net_device *dev = port_to_dev(&card->ports[i]); unregister_hdlc_device(dev); @@ -385,6 +381,15 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, " %u RX packets rings\n", ramsize / 1024, ramphys, pdev->irq, card->tx_ring_buffers, card->rx_ring_buffers); + if (pdev->subsystem_device == PCI_DEVICE_ID_PLX_9050) { + printk(KERN_ERR "Detected PCI200SYN card with old " + "configuration data.\n"); + printk(KERN_ERR "See <http://www.kernel.org/pub/" + "linux/utils/net/hdlc/pci200syn/> for update.\n"); + printk(KERN_ERR "The card will stop working with" + " future versions of Linux if not updated.\n"); + } + if (card->tx_ring_buffers < 1) { printk(KERN_ERR "pci200syn: RAM test failed\n"); pci200_pci_remove_one(pdev); @@ -396,7 +401,7 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, writew(readw(p) | 0x0040, p); /* Allocate IRQ */ - if(request_irq(pdev->irq, sca_intr, SA_SHIRQ, devname, card)) { + if (request_irq(pdev->irq, sca_intr, SA_SHIRQ, devname, card)) { printk(KERN_WARNING "pci200syn: could not allocate IRQ%d.\n", pdev->irq); pci200_pci_remove_one(pdev); @@ -406,7 +411,7 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, sca_init(card, 0); - for(i = 0; i < 2; i++) { + for (i = 0; i < 2; i++) { port_t *port = &card->ports[i]; struct net_device *dev = port_to_dev(port); hdlc_device *hdlc = dev_to_hdlc(dev); @@ -425,7 +430,7 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, hdlc->xmit = sca_xmit; port->settings.clock_type = CLOCK_EXT; port->card = card; - if(register_hdlc_device(dev)) { + if (register_hdlc_device(dev)) { printk(KERN_ERR "pci200syn: unable to register hdlc " "device\n"); port->card = NULL; @@ -445,8 +450,10 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev, static struct pci_device_id pci200_pci_tbl[] __devinitdata = { - { PCI_VENDOR_ID_GORAMO, PCI_DEVICE_ID_PCI200SYN, PCI_ANY_ID, - PCI_ANY_ID, 0, 0, 0 }, + { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_VENDOR_ID_PLX, + PCI_DEVICE_ID_PLX_9050, 0, 0, 0 }, + { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_VENDOR_ID_PLX, + PCI_DEVICE_ID_PLX_PCI200SYN, 0, 0, 0 }, { 0, } }; diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig index e0874cbfefe..d7691c48283 100644 --- a/drivers/net/wireless/Kconfig +++ b/drivers/net/wireless/Kconfig @@ -235,7 +235,35 @@ config IPW2200_MONITOR promiscuous mode via the Wireless Tool's Monitor mode. While in this mode, no packets can be sent. -config IPW_QOS +config IPW2200_RADIOTAP + bool "Enable radiotap format 802.11 raw packet support" + depends on IPW2200_MONITOR + +config IPW2200_PROMISCUOUS + bool "Enable creation of a RF radiotap promiscuous interface" + depends on IPW2200_MONITOR + select IPW2200_RADIOTAP + ---help--- + Enables the creation of a second interface prefixed 'rtap'. + This second interface will provide every received in radiotap + format. + + This is useful for performing wireless network analysis while + maintaining an active association. + + Example usage: + + % modprobe ipw2200 rtap_iface=1 + % ifconfig rtap0 up + % tethereal -i rtap0 + + If you do not specify 'rtap_iface=1' as a module parameter then + the rtap interface will not be created and you will need to turn + it on via sysfs: + + % echo 1 > /sys/bus/pci/drivers/ipw2200/*/rtap_iface + +config IPW2200_QOS bool "Enable QoS support" depends on IPW2200 && EXPERIMENTAL diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 00764ddd74d..4069b79d825 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -47,6 +47,7 @@ #include <linux/ioport.h> #include <linux/pci.h> #include <asm/uaccess.h> +#include <net/ieee80211.h> #include "airo.h" @@ -467,6 +468,8 @@ static int do8bitIO = 0; #define RID_ECHOTEST_RESULTS 0xFF71 #define RID_BSSLISTFIRST 0xFF72 #define RID_BSSLISTNEXT 0xFF73 +#define RID_WPA_BSSLISTFIRST 0xFF74 +#define RID_WPA_BSSLISTNEXT 0xFF75 typedef struct { u16 cmd; @@ -739,6 +742,14 @@ typedef struct { u16 extSoftCap; } CapabilityRid; + +/* Only present on firmware >= 5.30.17 */ +typedef struct { + u16 unknown[4]; + u8 fixed[12]; /* WLAN management frame */ + u8 iep[624]; +} BSSListRidExtra; + typedef struct { u16 len; u16 index; /* First is 0 and 0xffff means end of list */ @@ -767,6 +778,9 @@ typedef struct { } fh; u16 dsChannel; u16 atimWindow; + + /* Only present on firmware >= 5.30.17 */ + BSSListRidExtra extra; } BSSListRid; typedef struct { @@ -1140,8 +1154,6 @@ struct airo_info { char defindex; // Used with auto wep struct proc_dir_entry *proc_entry; spinlock_t aux_lock; - unsigned long flags; -#define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */ #define FLAG_RADIO_OFF 0 /* User disabling of MAC */ #define FLAG_RADIO_DOWN 1 /* ifup/ifdown disabling of MAC */ #define FLAG_RADIO_MASK 0x03 @@ -1151,6 +1163,7 @@ struct airo_info { #define FLAG_UPDATE_MULTI 5 #define FLAG_UPDATE_UNI 6 #define FLAG_802_11 7 +#define FLAG_PROMISC 8 /* IFF_PROMISC 0x100 - include/linux/if.h */ #define FLAG_PENDING_XMIT 9 #define FLAG_PENDING_XMIT11 10 #define FLAG_MPI 11 @@ -1158,17 +1171,19 @@ struct airo_info { #define FLAG_COMMIT 13 #define FLAG_RESET 14 #define FLAG_FLASHING 15 -#define JOB_MASK 0x2ff0000 -#define JOB_DIE 16 -#define JOB_XMIT 17 -#define JOB_XMIT11 18 -#define JOB_STATS 19 -#define JOB_PROMISC 20 -#define JOB_MIC 21 -#define JOB_EVENT 22 -#define JOB_AUTOWEP 23 -#define JOB_WSTATS 24 -#define JOB_SCAN_RESULTS 25 +#define FLAG_WPA_CAPABLE 16 + unsigned long flags; +#define JOB_DIE 0 +#define JOB_XMIT 1 +#define JOB_XMIT11 2 +#define JOB_STATS 3 +#define JOB_PROMISC 4 +#define JOB_MIC 5 +#define JOB_EVENT 6 +#define JOB_AUTOWEP 7 +#define JOB_WSTATS 8 +#define JOB_SCAN_RESULTS 9 + unsigned long jobs; int (*bap_read)(struct airo_info*, u16 *pu16Dst, int bytelen, int whichbap); unsigned short *flash; @@ -1208,6 +1223,11 @@ struct airo_info { #define PCI_SHARED_LEN 2*MPI_MAX_FIDS*PKTSIZE+RIDSIZE char proc_name[IFNAMSIZ]; + /* WPA-related stuff */ + unsigned int bssListFirst; + unsigned int bssListNext; + unsigned int bssListRidLen; + struct list_head network_list; struct list_head network_free_list; BSSListElement *networks; @@ -1264,7 +1284,7 @@ static void micinit(struct airo_info *ai) { MICRid mic_rid; - clear_bit(JOB_MIC, &ai->flags); + clear_bit(JOB_MIC, &ai->jobs); PC4500_readrid(ai, RID_MIC, &mic_rid, sizeof(mic_rid), 0); up(&ai->sem); @@ -1705,24 +1725,24 @@ static void emmh32_final(emmh32_context *context, u8 digest[4]) static int readBSSListRid(struct airo_info *ai, int first, BSSListRid *list) { int rc; - Cmd cmd; - Resp rsp; + Cmd cmd; + Resp rsp; if (first == 1) { - if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; - memset(&cmd, 0, sizeof(cmd)); - cmd.cmd=CMD_LISTBSS; - if (down_interruptible(&ai->sem)) - return -ERESTARTSYS; - issuecommand(ai, &cmd, &rsp); - up(&ai->sem); - /* Let the command take effect */ - ai->task = current; - ssleep(3); - ai->task = NULL; - } - rc = PC4500_readrid(ai, first ? RID_BSSLISTFIRST : RID_BSSLISTNEXT, - list, sizeof(*list), 1); + if (ai->flags & FLAG_RADIO_MASK) return -ENETDOWN; + memset(&cmd, 0, sizeof(cmd)); + cmd.cmd=CMD_LISTBSS; + if (down_interruptible(&ai->sem)) + return -ERESTARTSYS; + issuecommand(ai, &cmd, &rsp); + up(&ai->sem); + /* Let the command take effect */ + ai->task = current; + ssleep(3); + ai->task = NULL; + } + rc = PC4500_readrid(ai, first ? ai->bssListFirst : ai->bssListNext, + list, ai->bssListRidLen, 1); list->len = le16_to_cpu(list->len); list->index = le16_to_cpu(list->index); @@ -2112,7 +2132,7 @@ static void airo_end_xmit(struct net_device *dev) { int fid = priv->xmit.fid; u32 *fids = priv->fids; - clear_bit(JOB_XMIT, &priv->flags); + clear_bit(JOB_XMIT, &priv->jobs); clear_bit(FLAG_PENDING_XMIT, &priv->flags); status = transmit_802_3_packet (priv, fids[fid], skb->data); up(&priv->sem); @@ -2162,7 +2182,7 @@ static int airo_start_xmit(struct sk_buff *skb, struct net_device *dev) { if (down_trylock(&priv->sem) != 0) { set_bit(FLAG_PENDING_XMIT, &priv->flags); netif_stop_queue(dev); - set_bit(JOB_XMIT, &priv->flags); + set_bit(JOB_XMIT, &priv->jobs); wake_up_interruptible(&priv->thr_wait); } else airo_end_xmit(dev); @@ -2177,7 +2197,7 @@ static void airo_end_xmit11(struct net_device *dev) { int fid = priv->xmit11.fid; u32 *fids = priv->fids; - clear_bit(JOB_XMIT11, &priv->flags); + clear_bit(JOB_XMIT11, &priv->jobs); clear_bit(FLAG_PENDING_XMIT11, &priv->flags); status = transmit_802_11_packet (priv, fids[fid], skb->data); up(&priv->sem); @@ -2233,7 +2253,7 @@ static int airo_start_xmit11(struct sk_buff *skb, struct net_device *dev) { if (down_trylock(&priv->sem) != 0) { set_bit(FLAG_PENDING_XMIT11, &priv->flags); netif_stop_queue(dev); - set_bit(JOB_XMIT11, &priv->flags); + set_bit(JOB_XMIT11, &priv->jobs); wake_up_interruptible(&priv->thr_wait); } else airo_end_xmit11(dev); @@ -2244,7 +2264,7 @@ static void airo_read_stats(struct airo_info *ai) { StatsRid stats_rid; u32 *vals = stats_rid.vals; - clear_bit(JOB_STATS, &ai->flags); + clear_bit(JOB_STATS, &ai->jobs); if (ai->power.event) { up(&ai->sem); return; @@ -2272,10 +2292,10 @@ static struct net_device_stats *airo_get_stats(struct net_device *dev) { struct airo_info *local = dev->priv; - if (!test_bit(JOB_STATS, &local->flags)) { + if (!test_bit(JOB_STATS, &local->jobs)) { /* Get stats out of the card if available */ if (down_trylock(&local->sem) != 0) { - set_bit(JOB_STATS, &local->flags); + set_bit(JOB_STATS, &local->jobs); wake_up_interruptible(&local->thr_wait); } else airo_read_stats(local); @@ -2290,7 +2310,7 @@ static void airo_set_promisc(struct airo_info *ai) { memset(&cmd, 0, sizeof(cmd)); cmd.cmd=CMD_SETMODE; - clear_bit(JOB_PROMISC, &ai->flags); + clear_bit(JOB_PROMISC, &ai->jobs); cmd.parm0=(ai->flags&IFF_PROMISC) ? PROMISC : NOPROMISC; issuecommand(ai, &cmd, &rsp); up(&ai->sem); @@ -2302,7 +2322,7 @@ static void airo_set_multicast_list(struct net_device *dev) { if ((dev->flags ^ ai->flags) & IFF_PROMISC) { change_bit(FLAG_PROMISC, &ai->flags); if (down_trylock(&ai->sem) != 0) { - set_bit(JOB_PROMISC, &ai->flags); + set_bit(JOB_PROMISC, &ai->jobs); wake_up_interruptible(&ai->thr_wait); } else airo_set_promisc(ai); @@ -2380,7 +2400,7 @@ void stop_airo_card( struct net_device *dev, int freeres ) } clear_bit(FLAG_REGISTERED, &ai->flags); } - set_bit(JOB_DIE, &ai->flags); + set_bit(JOB_DIE, &ai->jobs); kill_proc(ai->thr_pid, SIGTERM, 1); wait_for_completion(&ai->thr_exited); @@ -2701,14 +2721,14 @@ static int reset_card( struct net_device *dev , int lock) { return 0; } -#define MAX_NETWORK_COUNT 64 +#define AIRO_MAX_NETWORK_COUNT 64 static int airo_networks_allocate(struct airo_info *ai) { if (ai->networks) return 0; ai->networks = - kzalloc(MAX_NETWORK_COUNT * sizeof(BSSListElement), + kzalloc(AIRO_MAX_NETWORK_COUNT * sizeof(BSSListElement), GFP_KERNEL); if (!ai->networks) { airo_print_warn(ai->dev->name, "Out of memory allocating beacons"); @@ -2732,11 +2752,33 @@ static void airo_networks_initialize(struct airo_info *ai) INIT_LIST_HEAD(&ai->network_free_list); INIT_LIST_HEAD(&ai->network_list); - for (i = 0; i < MAX_NETWORK_COUNT; i++) + for (i = 0; i < AIRO_MAX_NETWORK_COUNT; i++) list_add_tail(&ai->networks[i].list, &ai->network_free_list); } +static int airo_test_wpa_capable(struct airo_info *ai) +{ + int status; + CapabilityRid cap_rid; + const char *name = ai->dev->name; + + status = readCapabilityRid(ai, &cap_rid, 1); + if (status != SUCCESS) return 0; + + /* Only firmware versions 5.30.17 or better can do WPA */ + if ((cap_rid.softVer > 0x530) + || ((cap_rid.softVer == 0x530) && (cap_rid.softSubVer >= 17))) { + airo_print_info(name, "WPA is supported."); + return 1; + } + + /* No WPA support */ + airo_print_info(name, "WPA unsupported (only firmware versions 5.30.17" + " and greater support WPA. Detected %s)", cap_rid.prodVer); + return 0; +} + static struct net_device *_init_airo_card( unsigned short irq, int port, int is_pcmcia, struct pci_dev *pci, struct device *dmdev ) @@ -2759,6 +2801,7 @@ static struct net_device *_init_airo_card( unsigned short irq, int port, ai = dev->priv; ai->wifidev = NULL; ai->flags = 0; + ai->jobs = 0; ai->dev = dev; if (pci && (pci->device == 0x5000 || pci->device == 0xa504)) { airo_print_dbg(dev->name, "Found an MPI350 card"); @@ -2838,6 +2881,18 @@ static struct net_device *_init_airo_card( unsigned short irq, int port, set_bit(FLAG_FLASHING, &ai->flags); } + /* Test for WPA support */ + if (airo_test_wpa_capable(ai)) { + set_bit(FLAG_WPA_CAPABLE, &ai->flags); + ai->bssListFirst = RID_WPA_BSSLISTFIRST; + ai->bssListNext = RID_WPA_BSSLISTNEXT; + ai->bssListRidLen = sizeof(BSSListRid); + } else { + ai->bssListFirst = RID_BSSLISTFIRST; + ai->bssListNext = RID_BSSLISTNEXT; + ai->bssListRidLen = sizeof(BSSListRid) - sizeof(BSSListRidExtra); + } + rc = register_netdev(dev); if (rc) { airo_print_err(dev->name, "Couldn't register_netdev"); @@ -2875,7 +2930,7 @@ err_out_irq: err_out_unlink: del_airo_dev(dev); err_out_thr: - set_bit(JOB_DIE, &ai->flags); + set_bit(JOB_DIE, &ai->jobs); kill_proc(ai->thr_pid, SIGTERM, 1); wait_for_completion(&ai->thr_exited); err_out_free: @@ -2933,7 +2988,7 @@ static void airo_send_event(struct net_device *dev) { union iwreq_data wrqu; StatusRid status_rid; - clear_bit(JOB_EVENT, &ai->flags); + clear_bit(JOB_EVENT, &ai->jobs); PC4500_readrid(ai, RID_STATUS, &status_rid, sizeof(status_rid), 0); up(&ai->sem); wrqu.data.length = 0; @@ -2947,7 +3002,7 @@ static void airo_send_event(struct net_device *dev) { static void airo_process_scan_results (struct airo_info *ai) { union iwreq_data wrqu; - BSSListRid BSSList; + BSSListRid bss; int rc; BSSListElement * loop_net; BSSListElement * tmp_net; @@ -2960,15 +3015,15 @@ static void airo_process_scan_results (struct airo_info *ai) { } /* Try to read the first entry of the scan result */ - rc = PC4500_readrid(ai, RID_BSSLISTFIRST, &BSSList, sizeof(BSSList), 0); - if((rc) || (BSSList.index == 0xffff)) { + rc = PC4500_readrid(ai, ai->bssListFirst, &bss, ai->bssListRidLen, 0); + if((rc) || (bss.index == 0xffff)) { /* No scan results */ goto out; } /* Read and parse all entries */ tmp_net = NULL; - while((!rc) && (BSSList.index != 0xffff)) { + while((!rc) && (bss.index != 0xffff)) { /* Grab a network off the free list */ if (!list_empty(&ai->network_free_list)) { tmp_net = list_entry(ai->network_free_list.next, @@ -2977,19 +3032,19 @@ static void airo_process_scan_results (struct airo_info *ai) { } if (tmp_net != NULL) { - memcpy(tmp_net, &BSSList, sizeof(tmp_net->bss)); + memcpy(tmp_net, &bss, sizeof(tmp_net->bss)); list_add_tail(&tmp_net->list, &ai->network_list); tmp_net = NULL; } /* Read next entry */ - rc = PC4500_readrid(ai, RID_BSSLISTNEXT, - &BSSList, sizeof(BSSList), 0); + rc = PC4500_readrid(ai, ai->bssListNext, + &bss, ai->bssListRidLen, 0); } out: ai->scan_timeout = 0; - clear_bit(JOB_SCAN_RESULTS, &ai->flags); + clear_bit(JOB_SCAN_RESULTS, &ai->jobs); up(&ai->sem); /* Send an empty event to user space. @@ -3019,10 +3074,10 @@ static int airo_thread(void *data) { /* make swsusp happy with our thread */ try_to_freeze(); - if (test_bit(JOB_DIE, &ai->flags)) + if (test_bit(JOB_DIE, &ai->jobs)) break; - if (ai->flags & JOB_MASK) { + if (ai->jobs) { locked = down_interruptible(&ai->sem); } else { wait_queue_t wait; @@ -3031,16 +3086,16 @@ static int airo_thread(void *data) { add_wait_queue(&ai->thr_wait, &wait); for (;;) { set_current_state(TASK_INTERRUPTIBLE); - if (ai->flags & JOB_MASK) + if (ai->jobs) break; if (ai->expires || ai->scan_timeout) { if (ai->scan_timeout && time_after_eq(jiffies,ai->scan_timeout)){ - set_bit(JOB_SCAN_RESULTS,&ai->flags); + set_bit(JOB_SCAN_RESULTS, &ai->jobs); break; } else if (ai->expires && time_after_eq(jiffies,ai->expires)){ - set_bit(JOB_AUTOWEP,&ai->flags); + set_bit(JOB_AUTOWEP, &ai->jobs); break; } if (!signal_pending(current)) { @@ -3069,7 +3124,7 @@ static int airo_thread(void *data) { if (locked) continue; - if (test_bit(JOB_DIE, &ai->flags)) { + if (test_bit(JOB_DIE, &ai->jobs)) { up(&ai->sem); break; } @@ -3079,23 +3134,23 @@ static int airo_thread(void *data) { continue; } - if (test_bit(JOB_XMIT, &ai->flags)) + if (test_bit(JOB_XMIT, &ai->jobs)) airo_end_xmit(dev); - else if (test_bit(JOB_XMIT11, &ai->flags)) + else if (test_bit(JOB_XMIT11, &ai->jobs)) airo_end_xmit11(dev); - else if (test_bit(JOB_STATS, &ai->flags)) + else if (test_bit(JOB_STATS, &ai->jobs)) airo_read_stats(ai); - else if (test_bit(JOB_WSTATS, &ai->flags)) + else if (test_bit(JOB_WSTATS, &ai->jobs)) airo_read_wireless_stats(ai); - else if (test_bit(JOB_PROMISC, &ai->flags)) + else if (test_bit(JOB_PROMISC, &ai->jobs)) airo_set_promisc(ai); - else if (test_bit(JOB_MIC, &ai->flags)) + else if (test_bit(JOB_MIC, &ai->jobs)) micinit(ai); - else if (test_bit(JOB_EVENT, &ai->flags)) + else if (test_bit(JOB_EVENT, &ai->jobs)) airo_send_event(dev); - else if (test_bit(JOB_AUTOWEP, &ai->flags)) + else if (test_bit(JOB_AUTOWEP, &ai->jobs)) timer_func(dev); - else if (test_bit(JOB_SCAN_RESULTS, &ai->flags)) + else if (test_bit(JOB_SCAN_RESULTS, &ai->jobs)) airo_process_scan_results(ai); else /* Shouldn't get here, but we make sure to unlock */ up(&ai->sem); @@ -3133,7 +3188,7 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) if ( status & EV_MIC ) { OUT4500( apriv, EVACK, EV_MIC ); if (test_bit(FLAG_MIC_CAPABLE, &apriv->flags)) { - set_bit(JOB_MIC, &apriv->flags); + set_bit(JOB_MIC, &apriv->jobs); wake_up_interruptible(&apriv->thr_wait); } } @@ -3187,7 +3242,7 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs) set_bit(FLAG_UPDATE_MULTI, &apriv->flags); if (down_trylock(&apriv->sem) != 0) { - set_bit(JOB_EVENT, &apriv->flags); + set_bit(JOB_EVENT, &apriv->jobs); wake_up_interruptible(&apriv->thr_wait); } else airo_send_event(dev); @@ -5485,7 +5540,7 @@ static void timer_func( struct net_device *dev ) { up(&apriv->sem); /* Schedule check to see if the change worked */ - clear_bit(JOB_AUTOWEP, &apriv->flags); + clear_bit(JOB_AUTOWEP, &apriv->jobs); apriv->expires = RUN_AT(HZ*3); } @@ -6876,7 +6931,7 @@ static int airo_get_range(struct net_device *dev, } range->num_txpower = i; range->txpower_capa = IW_TXPOW_MWATT; - range->we_version_source = 12; + range->we_version_source = 19; range->we_version_compiled = WIRELESS_EXT; range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; range->retry_flags = IW_RETRY_LIMIT; @@ -7152,6 +7207,7 @@ static inline char *airo_translate_scan(struct net_device *dev, u16 capabilities; char * current_val; /* For rates */ int i; + char * buf; /* First entry *MUST* be the AP MAC address */ iwe.cmd = SIOCGIWAP; @@ -7238,8 +7294,69 @@ static inline char *airo_translate_scan(struct net_device *dev, if((current_val - current_ev) > IW_EV_LCP_LEN) current_ev = current_val; - /* The other data in the scan result are not really - * interesting, so for now drop it - Jean II */ + /* Beacon interval */ + buf = kmalloc(30, GFP_KERNEL); + if (buf) { + iwe.cmd = IWEVCUSTOM; + sprintf(buf, "bcn_int=%d", bss->beaconInterval); + iwe.u.data.length = strlen(buf); + current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, buf); + kfree(buf); + } + + /* Put WPA/RSN Information Elements into the event stream */ + if (test_bit(FLAG_WPA_CAPABLE, &ai->flags)) { + unsigned int num_null_ies = 0; + u16 length = sizeof (bss->extra.iep); + struct ieee80211_info_element *info_element = + (struct ieee80211_info_element *) &bss->extra.iep; + + while ((length >= sizeof(*info_element)) && (num_null_ies < 2)) { + if (sizeof(*info_element) + info_element->len > length) { + /* Invalid element, don't continue parsing IE */ + break; + } + + switch (info_element->id) { + case MFIE_TYPE_SSID: + /* Two zero-length SSID elements + * mean we're done parsing elements */ + if (!info_element->len) + num_null_ies++; + break; + + case MFIE_TYPE_GENERIC: + if (info_element->len >= 4 && + info_element->data[0] == 0x00 && + info_element->data[1] == 0x50 && + info_element->data[2] == 0xf2 && + info_element->data[3] == 0x01) { + iwe.cmd = IWEVGENIE; + iwe.u.data.length = min(info_element->len + 2, + MAX_WPA_IE_LEN); + current_ev = iwe_stream_add_point(current_ev, end_buf, + &iwe, (char *) info_element); + } + break; + + case MFIE_TYPE_RSN: + iwe.cmd = IWEVGENIE; + iwe.u.data.length = min(info_element->len + 2, + MAX_WPA_IE_LEN); + current_ev = iwe_stream_add_point(current_ev, end_buf, + &iwe, (char *) info_element); + break; + + default: + break; + } + + length -= sizeof(*info_element) + info_element->len; + info_element = + (struct ieee80211_info_element *)&info_element-> + data[info_element->len]; + } + } return current_ev; } @@ -7521,7 +7638,7 @@ static void airo_read_wireless_stats(struct airo_info *local) u32 *vals = stats_rid.vals; /* Get stats out of the card */ - clear_bit(JOB_WSTATS, &local->flags); + clear_bit(JOB_WSTATS, &local->jobs); if (local->power.event) { up(&local->sem); return; @@ -7565,10 +7682,10 @@ static struct iw_statistics *airo_get_wireless_stats(struct net_device *dev) { struct airo_info *local = dev->priv; - if (!test_bit(JOB_WSTATS, &local->flags)) { + if (!test_bit(JOB_WSTATS, &local->jobs)) { /* Get stats out of the card if available */ if (down_trylock(&local->sem) != 0) { - set_bit(JOB_WSTATS, &local->flags); + set_bit(JOB_WSTATS, &local->jobs); wake_up_interruptible(&local->thr_wait); } else airo_read_wireless_stats(local); diff --git a/drivers/net/wireless/bcm43xx/bcm43xx.h b/drivers/net/wireless/bcm43xx/bcm43xx.h index 2e83083935e..e66fdb1f3cf 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx.h @@ -645,7 +645,6 @@ struct bcm43xx_private { unsigned int irq; void __iomem *mmio_addr; - unsigned int mmio_len; /* Do not use the lock directly. Use the bcm43xx_lock* helper * functions, to be MMIO-safe. */ diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c index 35a4fcb6d92..7497fb16076 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c @@ -92,7 +92,7 @@ static ssize_t devinfo_read_file(struct file *file, char __user *userbuf, fappend("subsystem_vendor: 0x%04x subsystem_device: 0x%04x\n", pci_dev->subsystem_vendor, pci_dev->subsystem_device); fappend("IRQ: %d\n", bcm->irq); - fappend("mmio_addr: 0x%p mmio_len: %u\n", bcm->mmio_addr, bcm->mmio_len); + fappend("mmio_addr: 0x%p\n", bcm->mmio_addr); fappend("chip_id: 0x%04x chip_rev: 0x%02x\n", bcm->chip_id, bcm->chip_rev); if ((bcm->core_80211[0].rev >= 3) && (bcm43xx_read32(bcm, 0x0158) & (1 << 16))) fappend("Radio disabled by hardware!\n"); diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c index 7ed18cad29f..c0502905a95 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c @@ -128,13 +128,15 @@ MODULE_PARM_DESC(fwpostfix, "Postfix for .fw files. Useful for debugging."); static struct pci_device_id bcm43xx_pci_tbl[] = { /* Broadcom 4303 802.11b */ { PCI_VENDOR_ID_BROADCOM, 0x4301, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, - /* Broadcom 4307 802.11b */ + /* Broadcom 4307 802.11b */ { PCI_VENDOR_ID_BROADCOM, 0x4307, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, - /* Broadcom 4318 802.11b/g */ + /* Broadcom 4318 802.11b/g */ { PCI_VENDOR_ID_BROADCOM, 0x4318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, + /* Broadcom 4319 802.11a/b/g */ + { PCI_VENDOR_ID_BROADCOM, 0x4319, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* Broadcom 4306 802.11b/g */ { PCI_VENDOR_ID_BROADCOM, 0x4320, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, - /* Broadcom 4306 802.11a */ + /* Broadcom 4306 802.11a */ // { PCI_VENDOR_ID_BROADCOM, 0x4321, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* Broadcom 4309 802.11a/b/g */ { PCI_VENDOR_ID_BROADCOM, 0x4324, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, @@ -3299,8 +3301,7 @@ static void bcm43xx_detach_board(struct bcm43xx_private *bcm) bcm43xx_chipset_detach(bcm); /* Do _not_ access the chip, after it is detached. */ - iounmap(bcm->mmio_addr); - + pci_iounmap(pci_dev, bcm->mmio_addr); pci_release_regions(pci_dev); pci_disable_device(pci_dev); @@ -3390,40 +3391,26 @@ static int bcm43xx_attach_board(struct bcm43xx_private *bcm) struct net_device *net_dev = bcm->net_dev; int err; int i; - unsigned long mmio_start, mmio_flags, mmio_len; u32 coremask; err = pci_enable_device(pci_dev); if (err) { - printk(KERN_ERR PFX "unable to wake up pci device (%i)\n", err); + printk(KERN_ERR PFX "pci_enable_device() failed\n"); goto out; } - mmio_start = pci_resource_start(pci_dev, 0); - mmio_flags = pci_resource_flags(pci_dev, 0); - mmio_len = pci_resource_len(pci_dev, 0); - if (!(mmio_flags & IORESOURCE_MEM)) { - printk(KERN_ERR PFX - "%s, region #0 not an MMIO resource, aborting\n", - pci_name(pci_dev)); - err = -ENODEV; - goto err_pci_disable; - } err = pci_request_regions(pci_dev, KBUILD_MODNAME); if (err) { - printk(KERN_ERR PFX - "could not access PCI resources (%i)\n", err); + printk(KERN_ERR PFX "pci_request_regions() failed\n"); goto err_pci_disable; } /* enable PCI bus-mastering */ pci_set_master(pci_dev); - bcm->mmio_addr = ioremap(mmio_start, mmio_len); + bcm->mmio_addr = pci_iomap(pci_dev, 0, ~0UL); if (!bcm->mmio_addr) { - printk(KERN_ERR PFX "%s: cannot remap MMIO, aborting\n", - pci_name(pci_dev)); + printk(KERN_ERR PFX "pci_iomap() failed\n"); err = -EIO; goto err_pci_release; } - bcm->mmio_len = mmio_len; net_dev->base_addr = (unsigned long)bcm->mmio_addr; bcm43xx_pci_read_config16(bcm, PCI_SUBSYSTEM_VENDOR_ID, @@ -3517,7 +3504,7 @@ err_80211_unwind: err_chipset_detach: bcm43xx_chipset_detach(bcm); err_iounmap: - iounmap(bcm->mmio_addr); + pci_iounmap(pci_dev, bcm->mmio_addr); err_pci_release: pci_release_regions(pci_dev); err_pci_disable: diff --git a/drivers/net/wireless/hermes.c b/drivers/net/wireless/hermes.c index 346c6febb03..2aa2f389c0d 100644 --- a/drivers/net/wireless/hermes.c +++ b/drivers/net/wireless/hermes.c @@ -121,12 +121,6 @@ void hermes_struct_init(hermes_t *hw, void __iomem *address, int reg_spacing) hw->iobase = address; hw->reg_spacing = reg_spacing; hw->inten = 0x0; - -#ifdef HERMES_DEBUG_BUFFER - hw->dbufp = 0; - memset(&hw->dbuf, 0xff, sizeof(hw->dbuf)); - memset(&hw->profile, 0, sizeof(hw->profile)); -#endif } int hermes_init(hermes_t *hw) @@ -347,19 +341,6 @@ static int hermes_bap_seek(hermes_t *hw, int bap, u16 id, u16 offset) reg = hermes_read_reg(hw, oreg); } -#ifdef HERMES_DEBUG_BUFFER - hw->profile[HERMES_BAP_BUSY_TIMEOUT - k]++; - - if (k < HERMES_BAP_BUSY_TIMEOUT) { - struct hermes_debug_entry *e = - &hw->dbuf[(hw->dbufp++) % HERMES_DEBUG_BUFSIZE]; - e->bap = bap; - e->id = id; - e->offset = offset; - e->cycles = HERMES_BAP_BUSY_TIMEOUT - k; - } -#endif - if (reg & HERMES_OFFSET_BUSY) return -ETIMEDOUT; @@ -419,8 +400,7 @@ int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len, } /* Write a block of data to the chip's buffer, via the - * BAP. Synchronization/serialization is the caller's problem. len - * must be even. + * BAP. Synchronization/serialization is the caller's problem. * * Returns: < 0 on internal failure (errno), 0 on success, > 0 on error from firmware */ @@ -430,7 +410,7 @@ int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, int dreg = bap ? HERMES_DATA1 : HERMES_DATA0; int err = 0; - if ( (len < 0) || (len % 2) ) + if (len < 0) return -EINVAL; err = hermes_bap_seek(hw, bap, id, offset); @@ -438,49 +418,12 @@ int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, goto out; /* Actually do the transfer */ - hermes_write_words(hw, dreg, buf, len/2); + hermes_write_bytes(hw, dreg, buf, len); out: return err; } -/* Write a block of data to the chip's buffer with padding if - * neccessary, via the BAP. Synchronization/serialization is the - * caller's problem. len must be even. - * - * Returns: < 0 on internal failure (errno), 0 on success, > 0 on error from firmware - */ -int hermes_bap_pwrite_pad(hermes_t *hw, int bap, const void *buf, unsigned data_len, int len, - u16 id, u16 offset) -{ - int dreg = bap ? HERMES_DATA1 : HERMES_DATA0; - int err = 0; - - if (len < 0 || len % 2 || data_len > len) - return -EINVAL; - - err = hermes_bap_seek(hw, bap, id, offset); - if (err) - goto out; - - /* Transfer all the complete words of data */ - hermes_write_words(hw, dreg, buf, data_len/2); - /* If there is an odd byte left over pad and transfer it */ - if (data_len & 1) { - u8 end[2]; - end[1] = 0; - end[0] = ((unsigned char *)buf)[data_len - 1]; - hermes_write_words(hw, dreg, end, 1); - data_len ++; - } - /* Now send zeros for the padding */ - if (data_len < len) - hermes_clear_words(hw, dreg, (len - data_len) / 2); - /* Complete */ - out: - return err; -} - /* Read a Length-Type-Value record from the card. * * If length is NULL, we ignore the length read from the card, and @@ -553,7 +496,7 @@ int hermes_write_ltv(hermes_t *hw, int bap, u16 rid, count = length - 1; - hermes_write_words(hw, dreg, value, count); + hermes_write_bytes(hw, dreg, value, count << 1); err = hermes_docmd_wait(hw, HERMES_CMD_ACCESS | HERMES_CMD_WRITE, rid, NULL); @@ -568,7 +511,6 @@ EXPORT_SYMBOL(hermes_allocate); EXPORT_SYMBOL(hermes_bap_pread); EXPORT_SYMBOL(hermes_bap_pwrite); -EXPORT_SYMBOL(hermes_bap_pwrite_pad); EXPORT_SYMBOL(hermes_read_ltv); EXPORT_SYMBOL(hermes_write_ltv); diff --git a/drivers/net/wireless/hermes.h b/drivers/net/wireless/hermes.h index 7644f72a9f4..8e3f0e3edb5 100644 --- a/drivers/net/wireless/hermes.h +++ b/drivers/net/wireless/hermes.h @@ -328,16 +328,6 @@ struct hermes_multicast { u8 addr[HERMES_MAX_MULTICAST][ETH_ALEN]; } __attribute__ ((packed)); -// #define HERMES_DEBUG_BUFFER 1 -#define HERMES_DEBUG_BUFSIZE 4096 -struct hermes_debug_entry { - int bap; - u16 id, offset; - int cycles; -}; - -#ifdef __KERNEL__ - /* Timeouts */ #define HERMES_BAP_BUSY_TIMEOUT (10000) /* In iterations of ~1us */ @@ -347,14 +337,7 @@ typedef struct hermes { int reg_spacing; #define HERMES_16BIT_REGSPACING 0 #define HERMES_32BIT_REGSPACING 1 - u16 inten; /* Which interrupts should be enabled? */ - -#ifdef HERMES_DEBUG_BUFFER - struct hermes_debug_entry dbuf[HERMES_DEBUG_BUFSIZE]; - unsigned long dbufp; - unsigned long profile[HERMES_BAP_BUSY_TIMEOUT+1]; -#endif } hermes_t; /* Register access convenience macros */ @@ -376,8 +359,6 @@ int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len, u16 id, u16 offset); int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len, u16 id, u16 offset); -int hermes_bap_pwrite_pad(hermes_t *hw, int bap, const void *buf, - unsigned data_len, int len, u16 id, u16 offset); int hermes_read_ltv(hermes_t *hw, int bap, u16 rid, unsigned buflen, u16 *length, void *buf); int hermes_write_ltv(hermes_t *hw, int bap, u16 rid, @@ -425,10 +406,13 @@ static inline void hermes_read_words(struct hermes *hw, int off, void *buf, unsi ioread16_rep(hw->iobase + off, buf, count); } -static inline void hermes_write_words(struct hermes *hw, int off, const void *buf, unsigned count) +static inline void hermes_write_bytes(struct hermes *hw, int off, + const char *buf, unsigned count) { off = off << hw->reg_spacing; - iowrite16_rep(hw->iobase + off, buf, count); + iowrite16_rep(hw->iobase + off, buf, count >> 1); + if (unlikely(count & 1)) + iowrite8(buf[count - 1], hw->iobase + off); } static inline void hermes_clear_words(struct hermes *hw, int off, unsigned count) @@ -462,21 +446,4 @@ static inline int hermes_write_wordrec(hermes_t *hw, int bap, u16 rid, u16 word) return HERMES_WRITE_RECORD(hw, bap, rid, &rec); } -#else /* ! __KERNEL__ */ - -/* These are provided for the benefit of userspace drivers and testing programs - which use ioperm() or iopl() */ - -#define hermes_read_reg(base, off) (inw((base) + (off))) -#define hermes_write_reg(base, off, val) (outw((val), (base) + (off))) - -#define hermes_read_regn(base, name) (hermes_read_reg((base), HERMES_##name)) -#define hermes_write_regn(base, name, val) (hermes_write_reg((base), HERMES_##name, (val))) - -/* Note that for the next two, the count is in 16-bit words, not bytes */ -#define hermes_read_data(base, off, buf, count) (insw((base) + (off), (buf), (count))) -#define hermes_write_data(base, off, buf, count) (outsw((base) + (off), (buf), (count))) - -#endif /* ! __KERNEL__ */ - #endif /* _HERMES_H */ diff --git a/drivers/net/wireless/hostap/hostap_80211_tx.c b/drivers/net/wireless/hostap/hostap_80211_tx.c index 06a5214145e..4a5be70c041 100644 --- a/drivers/net/wireless/hostap/hostap_80211_tx.c +++ b/drivers/net/wireless/hostap/hostap_80211_tx.c @@ -534,5 +534,4 @@ int hostap_master_start_xmit(struct sk_buff *skb, struct net_device *dev) } -EXPORT_SYMBOL(hostap_dump_tx_80211); EXPORT_SYMBOL(hostap_master_start_xmit); diff --git a/drivers/net/wireless/hostap/hostap_ap.c b/drivers/net/wireless/hostap/hostap_ap.c index 06c3fa32b31..ba13125024c 100644 --- a/drivers/net/wireless/hostap/hostap_ap.c +++ b/drivers/net/wireless/hostap/hostap_ap.c @@ -3276,17 +3276,6 @@ EXPORT_SYMBOL(hostap_init_data); EXPORT_SYMBOL(hostap_init_ap_proc); EXPORT_SYMBOL(hostap_free_data); EXPORT_SYMBOL(hostap_check_sta_fw_version); -EXPORT_SYMBOL(hostap_handle_sta_tx); -EXPORT_SYMBOL(hostap_handle_sta_release); EXPORT_SYMBOL(hostap_handle_sta_tx_exc); -EXPORT_SYMBOL(hostap_update_sta_ps); -EXPORT_SYMBOL(hostap_handle_sta_rx); -EXPORT_SYMBOL(hostap_is_sta_assoc); -EXPORT_SYMBOL(hostap_is_sta_authorized); -EXPORT_SYMBOL(hostap_add_sta); -EXPORT_SYMBOL(hostap_update_rates); -EXPORT_SYMBOL(hostap_add_wds_links); -EXPORT_SYMBOL(hostap_wds_link_oper); #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT -EXPORT_SYMBOL(hostap_deauth_all_stas); #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */ diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c index 55bed923fbe..db03dc2646d 100644 --- a/drivers/net/wireless/hostap/hostap_cs.c +++ b/drivers/net/wireless/hostap/hostap_cs.c @@ -881,6 +881,12 @@ static struct pcmcia_device_id hostap_cs_ids[] = { PCMCIA_DEVICE_PROD_ID12( "ZoomAir 11Mbps High", "Rate wireless Networking", 0x273fe3db, 0x32a1eaee), + PCMCIA_DEVICE_PROD_ID123( + "Pretec", "CompactWLAN Card 802.11b", "2.5", + 0x1cadd3e5, 0xe697636c, 0x7a5bfcf1), + PCMCIA_DEVICE_PROD_ID123( + "U.S. Robotics", "IEEE 802.11b PC-CARD", "Version 01.02", + 0xc7b8df9d, 0x1700d087, 0x4b74baa0), PCMCIA_DEVICE_NULL }; MODULE_DEVICE_TABLE(pcmcia, hostap_cs_ids); diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c index 8dd4c4446a6..93786f4218f 100644 --- a/drivers/net/wireless/hostap/hostap_main.c +++ b/drivers/net/wireless/hostap/hostap_main.c @@ -1125,11 +1125,9 @@ EXPORT_SYMBOL(hostap_set_auth_algs); EXPORT_SYMBOL(hostap_dump_rx_header); EXPORT_SYMBOL(hostap_dump_tx_header); EXPORT_SYMBOL(hostap_80211_header_parse); -EXPORT_SYMBOL(hostap_80211_prism_header_parse); EXPORT_SYMBOL(hostap_80211_get_hdrlen); EXPORT_SYMBOL(hostap_get_stats); EXPORT_SYMBOL(hostap_setup_dev); -EXPORT_SYMBOL(hostap_proc); EXPORT_SYMBOL(hostap_set_multicast_list_queue); EXPORT_SYMBOL(hostap_set_hostapd); EXPORT_SYMBOL(hostap_set_hostapd_sta); diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index bca89cff85a..39f82f21974 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -33,7 +33,44 @@ #include "ipw2200.h" #include <linux/version.h> -#define IPW2200_VERSION "git-1.1.1" + +#ifndef KBUILD_EXTMOD +#define VK "k" +#else +#define VK +#endif + +#ifdef CONFIG_IPW2200_DEBUG +#define VD "d" +#else +#define VD +#endif + +#ifdef CONFIG_IPW2200_MONITOR +#define VM "m" +#else +#define VM +#endif + +#ifdef CONFIG_IPW2200_PROMISCUOUS +#define VP "p" +#else +#define VP +#endif + +#ifdef CONFIG_IPW2200_RADIOTAP +#define VR "r" +#else +#define VR +#endif + +#ifdef CONFIG_IPW2200_QOS +#define VQ "q" +#else +#define VQ +#endif + +#define IPW2200_VERSION "1.1.2" VK VD VM VP VR VQ #define DRV_DESCRIPTION "Intel(R) PRO/Wireless 2200/2915 Network Driver" #define DRV_COPYRIGHT "Copyright(c) 2003-2006 Intel Corporation" #define DRV_VERSION IPW2200_VERSION @@ -46,7 +83,9 @@ MODULE_AUTHOR(DRV_COPYRIGHT); MODULE_LICENSE("GPL"); static int cmdlog = 0; +#ifdef CONFIG_IPW2200_DEBUG static int debug = 0; +#endif static int channel = 0; static int mode = 0; @@ -61,8 +100,14 @@ static int roaming = 1; static const char ipw_modes[] = { 'a', 'b', 'g', '?' }; +static int antenna = CFG_SYS_ANTENNA_BOTH; -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_PROMISCUOUS +static int rtap_iface = 0; /* def: 0 -- do not create rtap interface */ +#endif + + +#ifdef CONFIG_IPW2200_QOS static int qos_enable = 0; static int qos_burst_enable = 0; static int qos_no_ack_mask = 0; @@ -126,7 +171,7 @@ static int ipw_send_qos_params_command(struct ipw_priv *priv, struct ieee80211_q *qos_param); static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos_information_element *qos_param); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ static struct iw_statistics *ipw_get_wireless_stats(struct net_device *dev); static void ipw_remove_current_network(struct ipw_priv *priv); @@ -1269,6 +1314,105 @@ static ssize_t show_cmd_log(struct device *d, static DEVICE_ATTR(cmd_log, S_IRUGO, show_cmd_log, NULL); +#ifdef CONFIG_IPW2200_PROMISCUOUS +static void ipw_prom_free(struct ipw_priv *priv); +static int ipw_prom_alloc(struct ipw_priv *priv); +static ssize_t store_rtap_iface(struct device *d, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + int rc = 0; + + if (count < 1) + return -EINVAL; + + switch (buf[0]) { + case '0': + if (!rtap_iface) + return count; + + if (netif_running(priv->prom_net_dev)) { + IPW_WARNING("Interface is up. Cannot unregister.\n"); + return count; + } + + ipw_prom_free(priv); + rtap_iface = 0; + break; + + case '1': + if (rtap_iface) + return count; + + rc = ipw_prom_alloc(priv); + if (!rc) + rtap_iface = 1; + break; + + default: + return -EINVAL; + } + + if (rc) { + IPW_ERROR("Failed to register promiscuous network " + "device (error %d).\n", rc); + } + + return count; +} + +static ssize_t show_rtap_iface(struct device *d, + struct device_attribute *attr, + char *buf) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + if (rtap_iface) + return sprintf(buf, "%s", priv->prom_net_dev->name); + else { + buf[0] = '-'; + buf[1] = '1'; + buf[2] = '\0'; + return 3; + } +} + +static DEVICE_ATTR(rtap_iface, S_IWUSR | S_IRUSR, show_rtap_iface, + store_rtap_iface); + +static ssize_t store_rtap_filter(struct device *d, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + + if (!priv->prom_priv) { + IPW_ERROR("Attempting to set filter without " + "rtap_iface enabled.\n"); + return -EPERM; + } + + priv->prom_priv->filter = simple_strtol(buf, NULL, 0); + + IPW_DEBUG_INFO("Setting rtap filter to " BIT_FMT16 "\n", + BIT_ARG16(priv->prom_priv->filter)); + + return count; +} + +static ssize_t show_rtap_filter(struct device *d, + struct device_attribute *attr, + char *buf) +{ + struct ipw_priv *priv = dev_get_drvdata(d); + return sprintf(buf, "0x%04X", + priv->prom_priv ? priv->prom_priv->filter : 0); +} + +static DEVICE_ATTR(rtap_filter, S_IWUSR | S_IRUSR, show_rtap_filter, + store_rtap_filter); +#endif + static ssize_t show_scan_age(struct device *d, struct device_attribute *attr, char *buf) { @@ -2025,16 +2169,11 @@ static int ipw_send_host_complete(struct ipw_priv *priv) return ipw_send_cmd_simple(priv, IPW_CMD_HOST_COMPLETE); } -static int ipw_send_system_config(struct ipw_priv *priv, - struct ipw_sys_config *config) +static int ipw_send_system_config(struct ipw_priv *priv) { - if (!priv || !config) { - IPW_ERROR("Invalid args\n"); - return -1; - } - - return ipw_send_cmd_pdu(priv, IPW_CMD_SYSTEM_CONFIG, sizeof(*config), - config); + return ipw_send_cmd_pdu(priv, IPW_CMD_SYSTEM_CONFIG, + sizeof(priv->sys_config), + &priv->sys_config); } static int ipw_send_ssid(struct ipw_priv *priv, u8 * ssid, int len) @@ -3104,10 +3243,10 @@ static int ipw_reset_nic(struct ipw_priv *priv) struct ipw_fw { - u32 ver; - u32 boot_size; - u32 ucode_size; - u32 fw_size; + __le32 ver; + __le32 boot_size; + __le32 ucode_size; + __le32 fw_size; u8 data[0]; }; @@ -3131,8 +3270,8 @@ static int ipw_get_fw(struct ipw_priv *priv, fw = (void *)(*raw)->data; - if ((*raw)->size < sizeof(*fw) + - fw->boot_size + fw->ucode_size + fw->fw_size) { + if ((*raw)->size < sizeof(*fw) + le32_to_cpu(fw->boot_size) + + le32_to_cpu(fw->ucode_size) + le32_to_cpu(fw->fw_size)) { IPW_ERROR("%s is too small or corrupt (%zd)\n", name, (*raw)->size); return -EINVAL; @@ -3237,8 +3376,9 @@ static int ipw_load(struct ipw_priv *priv) fw = (void *)raw->data; boot_img = &fw->data[0]; - ucode_img = &fw->data[fw->boot_size]; - fw_img = &fw->data[fw->boot_size + fw->ucode_size]; + ucode_img = &fw->data[le32_to_cpu(fw->boot_size)]; + fw_img = &fw->data[le32_to_cpu(fw->boot_size) + + le32_to_cpu(fw->ucode_size)]; if (rc < 0) goto error; @@ -3272,7 +3412,7 @@ static int ipw_load(struct ipw_priv *priv) IPW_NIC_SRAM_UPPER_BOUND - IPW_NIC_SRAM_LOWER_BOUND); /* DMA the initial boot firmware into the device */ - rc = ipw_load_firmware(priv, boot_img, fw->boot_size); + rc = ipw_load_firmware(priv, boot_img, le32_to_cpu(fw->boot_size)); if (rc < 0) { IPW_ERROR("Unable to load boot firmware: %d\n", rc); goto error; @@ -3294,7 +3434,7 @@ static int ipw_load(struct ipw_priv *priv) ipw_write32(priv, IPW_INTA_RW, IPW_INTA_BIT_FW_INITIALIZATION_DONE); /* DMA the ucode into the device */ - rc = ipw_load_ucode(priv, ucode_img, fw->ucode_size); + rc = ipw_load_ucode(priv, ucode_img, le32_to_cpu(fw->ucode_size)); if (rc < 0) { IPW_ERROR("Unable to load ucode: %d\n", rc); goto error; @@ -3304,7 +3444,7 @@ static int ipw_load(struct ipw_priv *priv) ipw_stop_nic(priv); /* DMA bss firmware into the device */ - rc = ipw_load_firmware(priv, fw_img, fw->fw_size); + rc = ipw_load_firmware(priv, fw_img, le32_to_cpu(fw->fw_size)); if (rc < 0) { IPW_ERROR("Unable to load firmware: %d\n", rc); goto error; @@ -3700,7 +3840,17 @@ static void ipw_bg_disassociate(void *data) static void ipw_system_config(void *data) { struct ipw_priv *priv = data; - ipw_send_system_config(priv, &priv->sys_config); + +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (priv->prom_net_dev && netif_running(priv->prom_net_dev)) { + priv->sys_config.accept_all_data_frames = 1; + priv->sys_config.accept_non_directed_frames = 1; + priv->sys_config.accept_all_mgmt_bcpr = 1; + priv->sys_config.accept_all_mgmt_frames = 1; + } +#endif + + ipw_send_system_config(priv); } struct ipw_status_code { @@ -3771,6 +3921,13 @@ static void inline average_init(struct average *avg) memset(avg, 0, sizeof(*avg)); } +#define DEPTH_RSSI 8 +#define DEPTH_NOISE 16 +static s16 exponential_average(s16 prev_avg, s16 val, u8 depth) +{ + return ((depth-1)*prev_avg + val)/depth; +} + static void average_add(struct average *avg, s16 val) { avg->sum -= avg->entries[avg->pos]; @@ -3800,8 +3957,8 @@ static void ipw_reset_stats(struct ipw_priv *priv) priv->quality = 0; average_init(&priv->average_missed_beacons); - average_init(&priv->average_rssi); - average_init(&priv->average_noise); + priv->exp_avg_rssi = -60; + priv->exp_avg_noise = -85 + 0x100; priv->last_rate = 0; priv->last_missed_beacons = 0; @@ -4008,7 +4165,7 @@ static void ipw_gather_stats(struct ipw_priv *priv) IPW_DEBUG_STATS("Tx quality : %3d%% (%u errors, %u packets)\n", tx_quality, tx_failures_delta, tx_packets_delta); - rssi = average_value(&priv->average_rssi); + rssi = priv->exp_avg_rssi; signal_quality = (100 * (priv->ieee->perfect_rssi - priv->ieee->worst_rssi) * @@ -4185,7 +4342,7 @@ static void ipw_rx_notification(struct ipw_priv *priv, queue_work(priv->workqueue, &priv->system_config); -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS #define IPW_GET_PACKET_STYPE(x) WLAN_FC_GET_STYPE( \ le16_to_cpu(((struct ieee80211_hdr *)(x))->frame_ctl)) if ((priv->status & STATUS_AUTH) && @@ -4482,6 +4639,24 @@ static void ipw_rx_notification(struct ipw_priv *priv, && priv->status & STATUS_ASSOCIATED) queue_delayed_work(priv->workqueue, &priv->request_scan, HZ); + + /* Send an empty event to user space. + * We don't send the received data on the event because + * it would require us to do complex transcoding, and + * we want to minimise the work done in the irq handler + * Use a request to extract the data. + * Also, we generate this even for any scan, regardless + * on how the scan was initiated. User space can just + * sync on periodic scan to get fresh data... + * Jean II */ + if (x->status == SCAN_COMPLETED_STATUS_COMPLETE) { + union iwreq_data wrqu; + + wrqu.data.length = 0; + wrqu.data.flags = 0; + wireless_send_event(priv->net_dev, SIOCGIWSCAN, + &wrqu, NULL); + } break; } @@ -4577,11 +4752,10 @@ static void ipw_rx_notification(struct ipw_priv *priv, case HOST_NOTIFICATION_NOISE_STATS:{ if (notif->size == sizeof(u32)) { - priv->last_noise = - (u8) (le32_to_cpu(notif->u.noise.value) & - 0xff); - average_add(&priv->average_noise, - priv->last_noise); + priv->exp_avg_noise = + exponential_average(priv->exp_avg_noise, + (u8) (le32_to_cpu(notif->u.noise.value) & 0xff), + DEPTH_NOISE); break; } @@ -6170,8 +6344,6 @@ static void ipw_wpa_assoc_frame(struct ipw_priv *priv, char *wpa_ie, { /* make sure WPA is enabled */ ipw_wpa_enable(priv, 1); - - ipw_disassociate(priv); } static int ipw_set_rsn_capa(struct ipw_priv *priv, @@ -6365,6 +6537,7 @@ static int ipw_wx_set_auth(struct net_device *dev, case IW_AUTH_WPA_ENABLED: ret = ipw_wpa_enable(priv, param->value); + ipw_disassociate(priv); break; case IW_AUTH_RX_UNENCRYPTED_EAPOL: @@ -6506,7 +6679,7 @@ static int ipw_wx_set_mlme(struct net_device *dev, return 0; } -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS /* QoS */ /* @@ -6853,61 +7026,55 @@ static int ipw_get_tx_queue_number(struct ipw_priv *priv, u16 priority) return from_priority_to_tx_queue[priority] - 1; } -/* -* add QoS parameter to the TX command -*/ -static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv, - u16 priority, - struct tfd_data *tfd, u8 unicast) +static int ipw_is_qos_active(struct net_device *dev, + struct sk_buff *skb) { - int ret = 0; - int tx_queue_id = 0; + struct ipw_priv *priv = ieee80211_priv(dev); struct ieee80211_qos_data *qos_data = NULL; int active, supported; - unsigned long flags; + u8 *daddr = skb->data + ETH_ALEN; + int unicast = !is_multicast_ether_addr(daddr); if (!(priv->status & STATUS_ASSOCIATED)) return 0; qos_data = &priv->assoc_network->qos_data; - spin_lock_irqsave(&priv->ieee->lock, flags); - if (priv->ieee->iw_mode == IW_MODE_ADHOC) { if (unicast == 0) qos_data->active = 0; else qos_data->active = qos_data->supported; } - active = qos_data->active; supported = qos_data->supported; - - spin_unlock_irqrestore(&priv->ieee->lock, flags); - IPW_DEBUG_QOS("QoS %d network is QoS active %d supported %d " "unicast %d\n", priv->qos_data.qos_enable, active, supported, unicast); - if (active && priv->qos_data.qos_enable) { - ret = from_priority_to_tx_queue[priority]; - tx_queue_id = ret - 1; - IPW_DEBUG_QOS("QoS packet priority is %d \n", priority); - if (priority <= 7) { - tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED; - tfd->tfd.tfd_26.mchdr.qos_ctrl = priority; - tfd->tfd.tfd_26.mchdr.frame_ctl |= - IEEE80211_STYPE_QOS_DATA; - - if (priv->qos_data.qos_no_ack_mask & - (1UL << tx_queue_id)) { - tfd->tx_flags &= ~DCT_FLAG_ACK_REQD; - tfd->tfd.tfd_26.mchdr.qos_ctrl |= - CTRL_QOS_NO_ACK; - } - } - } + if (active && priv->qos_data.qos_enable) + return 1; - return ret; + return 0; + +} +/* +* add QoS parameter to the TX command +*/ +static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv, + u16 priority, + struct tfd_data *tfd) +{ + int tx_queue_id = 0; + + + tx_queue_id = from_priority_to_tx_queue[priority] - 1; + tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED; + + if (priv->qos_data.qos_no_ack_mask & (1UL << tx_queue_id)) { + tfd->tx_flags &= ~DCT_FLAG_ACK_REQD; + tfd->tfd.tfd_26.mchdr.qos_ctrl |= CTRL_QOS_NO_ACK; + } + return 0; } /* @@ -6977,7 +7144,7 @@ static int ipw_send_qos_info_command(struct ipw_priv *priv, struct ieee80211_qos qos_param); } -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ static int ipw_associate_network(struct ipw_priv *priv, struct ieee80211_network *network, @@ -7116,7 +7283,7 @@ static int ipw_associate_network(struct ipw_priv *priv, else priv->sys_config.answer_broadcast_ssid_probe = 0; - err = ipw_send_system_config(priv, &priv->sys_config); + err = ipw_send_system_config(priv); if (err) { IPW_DEBUG_HC("Attempt to send sys config command failed.\n"); return err; @@ -7141,7 +7308,7 @@ static int ipw_associate_network(struct ipw_priv *priv, priv->assoc_network = network; -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS ipw_qos_association(priv, network); #endif @@ -7415,7 +7582,7 @@ static void ipw_handle_data_packet(struct ipw_priv *priv, } } -#ifdef CONFIG_IEEE80211_RADIOTAP +#ifdef CONFIG_IPW2200_RADIOTAP static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, struct ipw_rx_mem_buffer *rxb, struct ieee80211_rx_stats *stats) @@ -7432,15 +7599,7 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, /* Magic struct that slots into the radiotap header -- no reason * to build this manually element by element, we can write it much * more efficiently than we can parse it. ORDER MATTERS HERE */ - struct ipw_rt_hdr { - struct ieee80211_radiotap_header rt_hdr; - u8 rt_flags; /* radiotap packet flags */ - u8 rt_rate; /* rate in 500kb/s */ - u16 rt_channel; /* channel in mhz */ - u16 rt_chbitmask; /* channel bitfield */ - s8 rt_dbmsignal; /* signal in dbM, kluged to signed */ - u8 rt_antenna; /* antenna number */ - } *ipw_rt; + struct ipw_rt_hdr *ipw_rt; short len = le16_to_cpu(pkt->u.frame.length); @@ -7494,9 +7653,11 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, /* Big bitfield of all the fields we provide in radiotap */ ipw_rt->rt_hdr.it_present = ((1 << IEEE80211_RADIOTAP_FLAGS) | + (1 << IEEE80211_RADIOTAP_TSFT) | (1 << IEEE80211_RADIOTAP_RATE) | (1 << IEEE80211_RADIOTAP_CHANNEL) | (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | + (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | (1 << IEEE80211_RADIOTAP_ANTENNA)); /* Zero the flags, we'll add to them as we go */ @@ -7582,6 +7743,217 @@ static void ipw_handle_data_packet_monitor(struct ipw_priv *priv, } #endif +#ifdef CONFIG_IPW2200_PROMISCUOUS +#define ieee80211_is_probe_response(fc) \ + ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT && \ + (fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PROBE_RESP ) + +#define ieee80211_is_management(fc) \ + ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) + +#define ieee80211_is_control(fc) \ + ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL) + +#define ieee80211_is_data(fc) \ + ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) + +#define ieee80211_is_assoc_request(fc) \ + ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_ASSOC_REQ) + +#define ieee80211_is_reassoc_request(fc) \ + ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_REASSOC_REQ) + +static void ipw_handle_promiscuous_rx(struct ipw_priv *priv, + struct ipw_rx_mem_buffer *rxb, + struct ieee80211_rx_stats *stats) +{ + struct ipw_rx_packet *pkt = (struct ipw_rx_packet *)rxb->skb->data; + struct ipw_rx_frame *frame = &pkt->u.frame; + struct ipw_rt_hdr *ipw_rt; + + /* First cache any information we need before we overwrite + * the information provided in the skb from the hardware */ + struct ieee80211_hdr *hdr; + u16 channel = frame->received_channel; + u8 phy_flags = frame->antennaAndPhy; + s8 signal = frame->rssi_dbm - IPW_RSSI_TO_DBM; + s8 noise = frame->noise; + u8 rate = frame->rate; + short len = le16_to_cpu(pkt->u.frame.length); + u64 tsf = 0; + struct sk_buff *skb; + int hdr_only = 0; + u16 filter = priv->prom_priv->filter; + + /* If the filter is set to not include Rx frames then return */ + if (filter & IPW_PROM_NO_RX) + return; + + /* We received data from the HW, so stop the watchdog */ + priv->prom_net_dev->trans_start = jiffies; + + if (unlikely((len + IPW_RX_FRAME_SIZE) > skb_tailroom(rxb->skb))) { + priv->prom_priv->ieee->stats.rx_errors++; + IPW_DEBUG_DROP("Corruption detected! Oh no!\n"); + return; + } + + /* We only process data packets if the interface is open */ + if (unlikely(!netif_running(priv->prom_net_dev))) { + priv->prom_priv->ieee->stats.rx_dropped++; + IPW_DEBUG_DROP("Dropping packet while interface is not up.\n"); + return; + } + + /* Libpcap 0.9.3+ can handle variable length radiotap, so we'll use + * that now */ + if (len > IPW_RX_BUF_SIZE - sizeof(struct ipw_rt_hdr)) { + /* FIXME: Should alloc bigger skb instead */ + priv->prom_priv->ieee->stats.rx_dropped++; + IPW_DEBUG_DROP("Dropping too large packet in monitor\n"); + return; + } + + hdr = (void *)rxb->skb->data + IPW_RX_FRAME_SIZE; + if (ieee80211_is_management(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_MGMT) + return; + if (filter & IPW_PROM_MGMT_HEADER_ONLY) + hdr_only = 1; + } else if (ieee80211_is_control(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_CTL) + return; + if (filter & IPW_PROM_CTL_HEADER_ONLY) + hdr_only = 1; + } else if (ieee80211_is_data(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_DATA) + return; + if (filter & IPW_PROM_DATA_HEADER_ONLY) + hdr_only = 1; + } + + /* Copy the SKB since this is for the promiscuous side */ + skb = skb_copy(rxb->skb, GFP_ATOMIC); + if (skb == NULL) { + IPW_ERROR("skb_clone failed for promiscuous copy.\n"); + return; + } + + /* copy the frame data to write after where the radiotap header goes */ + ipw_rt = (void *)skb->data; + + if (hdr_only) + len = ieee80211_get_hdrlen(hdr->frame_ctl); + + memcpy(ipw_rt->payload, hdr, len); + + /* Zero the radiotap static buffer ... We only need to zero the bytes + * NOT part of our real header, saves a little time. + * + * No longer necessary since we fill in all our data. Purge before + * merging patch officially. + * memset(rxb->skb->data + sizeof(struct ipw_rt_hdr), 0, + * IEEE80211_RADIOTAP_HDRLEN - sizeof(struct ipw_rt_hdr)); + */ + + ipw_rt->rt_hdr.it_version = PKTHDR_RADIOTAP_VERSION; + ipw_rt->rt_hdr.it_pad = 0; /* always good to zero */ + ipw_rt->rt_hdr.it_len = sizeof(*ipw_rt); /* total header+data */ + + /* Set the size of the skb to the size of the frame */ + skb_put(skb, ipw_rt->rt_hdr.it_len + len); + + /* Big bitfield of all the fields we provide in radiotap */ + ipw_rt->rt_hdr.it_present = + ((1 << IEEE80211_RADIOTAP_FLAGS) | + (1 << IEEE80211_RADIOTAP_TSFT) | + (1 << IEEE80211_RADIOTAP_RATE) | + (1 << IEEE80211_RADIOTAP_CHANNEL) | + (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | + (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | + (1 << IEEE80211_RADIOTAP_ANTENNA)); + + /* Zero the flags, we'll add to them as we go */ + ipw_rt->rt_flags = 0; + + ipw_rt->rt_tsf = tsf; + + /* Convert to DBM */ + ipw_rt->rt_dbmsignal = signal; + ipw_rt->rt_dbmnoise = noise; + + /* Convert the channel data and set the flags */ + ipw_rt->rt_channel = cpu_to_le16(ieee80211chan2mhz(channel)); + if (channel > 14) { /* 802.11a */ + ipw_rt->rt_chbitmask = + cpu_to_le16((IEEE80211_CHAN_OFDM | IEEE80211_CHAN_5GHZ)); + } else if (phy_flags & (1 << 5)) { /* 802.11b */ + ipw_rt->rt_chbitmask = + cpu_to_le16((IEEE80211_CHAN_CCK | IEEE80211_CHAN_2GHZ)); + } else { /* 802.11g */ + ipw_rt->rt_chbitmask = + (IEEE80211_CHAN_OFDM | IEEE80211_CHAN_2GHZ); + } + + /* set the rate in multiples of 500k/s */ + switch (rate) { + case IPW_TX_RATE_1MB: + ipw_rt->rt_rate = 2; + break; + case IPW_TX_RATE_2MB: + ipw_rt->rt_rate = 4; + break; + case IPW_TX_RATE_5MB: + ipw_rt->rt_rate = 10; + break; + case IPW_TX_RATE_6MB: + ipw_rt->rt_rate = 12; + break; + case IPW_TX_RATE_9MB: + ipw_rt->rt_rate = 18; + break; + case IPW_TX_RATE_11MB: + ipw_rt->rt_rate = 22; + break; + case IPW_TX_RATE_12MB: + ipw_rt->rt_rate = 24; + break; + case IPW_TX_RATE_18MB: + ipw_rt->rt_rate = 36; + break; + case IPW_TX_RATE_24MB: + ipw_rt->rt_rate = 48; + break; + case IPW_TX_RATE_36MB: + ipw_rt->rt_rate = 72; + break; + case IPW_TX_RATE_48MB: + ipw_rt->rt_rate = 96; + break; + case IPW_TX_RATE_54MB: + ipw_rt->rt_rate = 108; + break; + default: + ipw_rt->rt_rate = 0; + break; + } + + /* antenna number */ + ipw_rt->rt_antenna = (phy_flags & 3); + + /* set the preamble flag if we have it */ + if (phy_flags & (1 << 6)) + ipw_rt->rt_flags |= IEEE80211_RADIOTAP_F_SHORTPRE; + + IPW_DEBUG_RX("Rx packet of %d bytes.\n", skb->len); + + if (!ieee80211_rx(priv->prom_priv->ieee, skb, stats)) { + priv->prom_priv->ieee->stats.rx_errors++; + dev_kfree_skb_any(skb); + } +} +#endif + static int is_network_packet(struct ipw_priv *priv, struct ieee80211_hdr_4addr *header) { @@ -7808,15 +8180,21 @@ static void ipw_rx(struct ipw_priv *priv) priv->rx_packets++; +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (priv->prom_net_dev && netif_running(priv->prom_net_dev)) + ipw_handle_promiscuous_rx(priv, rxb, &stats); +#endif + #ifdef CONFIG_IPW2200_MONITOR if (priv->ieee->iw_mode == IW_MODE_MONITOR) { -#ifdef CONFIG_IEEE80211_RADIOTAP - ipw_handle_data_packet_monitor(priv, - rxb, - &stats); +#ifdef CONFIG_IPW2200_RADIOTAP + + ipw_handle_data_packet_monitor(priv, + rxb, + &stats); #else - ipw_handle_data_packet(priv, rxb, - &stats); + ipw_handle_data_packet(priv, rxb, + &stats); #endif break; } @@ -7837,9 +8215,9 @@ static void ipw_rx(struct ipw_priv *priv) if (network_packet && priv->assoc_network) { priv->assoc_network->stats.rssi = stats.rssi; - average_add(&priv->average_rssi, - stats.rssi); - priv->last_rx_rssi = stats.rssi; + priv->exp_avg_rssi = + exponential_average(priv->exp_avg_rssi, + stats.rssi, DEPTH_RSSI); } IPW_DEBUG_RX("Frame: len=%u\n", @@ -7982,10 +8360,10 @@ static int ipw_sw_reset(struct ipw_priv *priv, int option) IPW_DEBUG_INFO("Bind to static channel %d\n", channel); /* TODO: Validate that provided channel is in range */ } -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS ipw_qos_init(priv, qos_enable, qos_burst_enable, burst_duration_CCK, burst_duration_OFDM); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ switch (mode) { case 1: @@ -7996,7 +8374,7 @@ static int ipw_sw_reset(struct ipw_priv *priv, int option) #ifdef CONFIG_IPW2200_MONITOR case 2: priv->ieee->iw_mode = IW_MODE_MONITOR; -#ifdef CONFIG_IEEE80211_RADIOTAP +#ifdef CONFIG_IPW2200_RADIOTAP priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; #else priv->net_dev->type = ARPHRD_IEEE80211; @@ -8251,7 +8629,7 @@ static int ipw_wx_set_mode(struct net_device *dev, priv->net_dev->type = ARPHRD_ETHER; if (wrqu->mode == IW_MODE_MONITOR) -#ifdef CONFIG_IEEE80211_RADIOTAP +#ifdef CONFIG_IPW2200_RADIOTAP priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; #else priv->net_dev->type = ARPHRD_IEEE80211; @@ -8379,7 +8757,8 @@ static int ipw_wx_get_range(struct net_device *dev, /* Event capability (kernel + driver) */ range->event_capa[0] = (IW_EVENT_CAPA_K_0 | IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | - IW_EVENT_CAPA_MASK(SIOCGIWAP)); + IW_EVENT_CAPA_MASK(SIOCGIWAP) | + IW_EVENT_CAPA_MASK(SIOCGIWSCAN)); range->event_capa[1] = IW_EVENT_CAPA_K_1; range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | @@ -8734,6 +9113,7 @@ static int ipw_wx_get_rate(struct net_device *dev, struct ipw_priv *priv = ieee80211_priv(dev); mutex_lock(&priv->mutex); wrqu->bitrate.value = priv->last_rate; + wrqu->bitrate.fixed = (priv->config & CFG_FIXED_RATE) ? 1 : 0; mutex_unlock(&priv->mutex); IPW_DEBUG_WX("GET Rate -> %d \n", wrqu->bitrate.value); return 0; @@ -9351,7 +9731,7 @@ static int ipw_wx_set_monitor(struct net_device *dev, IPW_DEBUG_WX("SET MONITOR: %d %d\n", enable, parms[1]); if (enable) { if (priv->ieee->iw_mode != IW_MODE_MONITOR) { -#ifdef CONFIG_IEEE80211_RADIOTAP +#ifdef CONFIG_IPW2200_RADIOTAP priv->net_dev->type = ARPHRD_IEEE80211_RADIOTAP; #else priv->net_dev->type = ARPHRD_IEEE80211; @@ -9579,8 +9959,8 @@ static struct iw_statistics *ipw_get_wireless_stats(struct net_device *dev) } wstats->qual.qual = priv->quality; - wstats->qual.level = average_value(&priv->average_rssi); - wstats->qual.noise = average_value(&priv->average_noise); + wstats->qual.level = priv->exp_avg_rssi; + wstats->qual.noise = priv->exp_avg_noise; wstats->qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_UPDATED | IW_QUAL_DBM; @@ -9608,7 +9988,9 @@ static void init_sys_config(struct ipw_sys_config *sys_config) sys_config->disable_unicast_decryption = 1; sys_config->exclude_multicast_unencrypted = 0; sys_config->disable_multicast_decryption = 1; - sys_config->antenna_diversity = CFG_SYS_ANTENNA_SLOW_DIV; + if (antenna < CFG_SYS_ANTENNA_BOTH || antenna > CFG_SYS_ANTENNA_B) + antenna = CFG_SYS_ANTENNA_BOTH; + sys_config->antenna_diversity = antenna; sys_config->pass_crc_to_host = 0; /* TODO: See if 1 gives us FCS */ sys_config->dot11g_auto_detection = 0; sys_config->enable_cts_to_self = 0; @@ -9647,11 +10029,11 @@ we need to heavily modify the ieee80211_skb_to_txb. static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, int pri) { - struct ieee80211_hdr_3addr *hdr = (struct ieee80211_hdr_3addr *) + struct ieee80211_hdr_3addrqos *hdr = (struct ieee80211_hdr_3addrqos *) txb->fragments[0]->data; int i = 0; struct tfd_frame *tfd; -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS int tx_id = ipw_get_tx_queue_number(priv, pri); struct clx2_tx_queue *txq = &priv->txq[tx_id]; #else @@ -9662,9 +10044,9 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, u16 remaining_bytes; int fc; + hdr_len = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl)); switch (priv->ieee->iw_mode) { case IW_MODE_ADHOC: - hdr_len = IEEE80211_3ADDR_LEN; unicast = !is_multicast_ether_addr(hdr->addr1); id = ipw_find_station(priv, hdr->addr1); if (id == IPW_INVALID_STATION) { @@ -9681,7 +10063,6 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, case IW_MODE_INFRA: default: unicast = !is_multicast_ether_addr(hdr->addr3); - hdr_len = IEEE80211_3ADDR_LEN; id = 0; break; } @@ -9759,9 +10140,10 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, /* No hardware encryption */ tfd->u.data.tx_flags |= DCT_FLAG_NO_WEP; -#ifdef CONFIG_IPW_QOS - ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data), unicast); -#endif /* CONFIG_IPW_QOS */ +#ifdef CONFIG_IPW2200_QOS + if (fc & IEEE80211_STYPE_QOS_DATA) + ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data)); +#endif /* CONFIG_IPW2200_QOS */ /* payload */ tfd->u.data.num_chunks = cpu_to_le32(min((u8) (NUM_TFD_CHUNKS - 2), @@ -9841,12 +10223,12 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb, static int ipw_net_is_queue_full(struct net_device *dev, int pri) { struct ipw_priv *priv = ieee80211_priv(dev); -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS int tx_id = ipw_get_tx_queue_number(priv, pri); struct clx2_tx_queue *txq = &priv->txq[tx_id]; #else struct clx2_tx_queue *txq = &priv->txq[0]; -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ if (ipw_queue_space(&txq->q) < txq->q.high_mark) return 1; @@ -9854,6 +10236,88 @@ static int ipw_net_is_queue_full(struct net_device *dev, int pri) return 0; } +#ifdef CONFIG_IPW2200_PROMISCUOUS +static void ipw_handle_promiscuous_tx(struct ipw_priv *priv, + struct ieee80211_txb *txb) +{ + struct ieee80211_rx_stats dummystats; + struct ieee80211_hdr *hdr; + u8 n; + u16 filter = priv->prom_priv->filter; + int hdr_only = 0; + + if (filter & IPW_PROM_NO_TX) + return; + + memset(&dummystats, 0, sizeof(dummystats)); + + /* Filtering of fragment chains is done agains the first fragment */ + hdr = (void *)txb->fragments[0]->data; + if (ieee80211_is_management(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_MGMT) + return; + if (filter & IPW_PROM_MGMT_HEADER_ONLY) + hdr_only = 1; + } else if (ieee80211_is_control(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_CTL) + return; + if (filter & IPW_PROM_CTL_HEADER_ONLY) + hdr_only = 1; + } else if (ieee80211_is_data(hdr->frame_ctl)) { + if (filter & IPW_PROM_NO_DATA) + return; + if (filter & IPW_PROM_DATA_HEADER_ONLY) + hdr_only = 1; + } + + for(n=0; n<txb->nr_frags; ++n) { + struct sk_buff *src = txb->fragments[n]; + struct sk_buff *dst; + struct ieee80211_radiotap_header *rt_hdr; + int len; + + if (hdr_only) { + hdr = (void *)src->data; + len = ieee80211_get_hdrlen(hdr->frame_ctl); + } else + len = src->len; + + dst = alloc_skb( + len + IEEE80211_RADIOTAP_HDRLEN, GFP_ATOMIC); + if (!dst) continue; + + rt_hdr = (void *)skb_put(dst, sizeof(*rt_hdr)); + + rt_hdr->it_version = PKTHDR_RADIOTAP_VERSION; + rt_hdr->it_pad = 0; + rt_hdr->it_present = 0; /* after all, it's just an idea */ + rt_hdr->it_present |= (1 << IEEE80211_RADIOTAP_CHANNEL); + + *(u16*)skb_put(dst, sizeof(u16)) = cpu_to_le16( + ieee80211chan2mhz(priv->channel)); + if (priv->channel > 14) /* 802.11a */ + *(u16*)skb_put(dst, sizeof(u16)) = + cpu_to_le16(IEEE80211_CHAN_OFDM | + IEEE80211_CHAN_5GHZ); + else if (priv->ieee->mode == IEEE_B) /* 802.11b */ + *(u16*)skb_put(dst, sizeof(u16)) = + cpu_to_le16(IEEE80211_CHAN_CCK | + IEEE80211_CHAN_2GHZ); + else /* 802.11g */ + *(u16*)skb_put(dst, sizeof(u16)) = + cpu_to_le16(IEEE80211_CHAN_OFDM | + IEEE80211_CHAN_2GHZ); + + rt_hdr->it_len = dst->len; + + memcpy(skb_put(dst, len), src->data, len); + + if (!ieee80211_rx(priv->prom_priv->ieee, dst, &dummystats)) + dev_kfree_skb_any(dst); + } +} +#endif + static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb, struct net_device *dev, int pri) { @@ -9871,6 +10335,11 @@ static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb, goto fail_unlock; } +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (rtap_iface && netif_running(priv->prom_net_dev)) + ipw_handle_promiscuous_tx(priv, txb); +#endif + ret = ipw_tx_skb(priv, txb, pri); if (ret == NETDEV_TX_OK) __ipw_led_activity_on(priv); @@ -10169,10 +10638,10 @@ static int ipw_setup_deferred_work(struct ipw_priv *priv) INIT_WORK(&priv->merge_networks, (void (*)(void *))ipw_merge_adhoc_network, priv); -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS INIT_WORK(&priv->qos_activate, (void (*)(void *))ipw_bg_qos_activate, priv); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ tasklet_init(&priv->irq_tasklet, (void (*)(unsigned long)) ipw_irq_tasklet, (unsigned long)priv); @@ -10318,12 +10787,21 @@ static int ipw_config(struct ipw_priv *priv) |= CFG_BT_COEXISTENCE_OOB; } +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (priv->prom_net_dev && netif_running(priv->prom_net_dev)) { + priv->sys_config.accept_all_data_frames = 1; + priv->sys_config.accept_non_directed_frames = 1; + priv->sys_config.accept_all_mgmt_bcpr = 1; + priv->sys_config.accept_all_mgmt_frames = 1; + } +#endif + if (priv->ieee->iw_mode == IW_MODE_ADHOC) priv->sys_config.answer_broadcast_ssid_probe = 1; else priv->sys_config.answer_broadcast_ssid_probe = 0; - if (ipw_send_system_config(priv, &priv->sys_config)) + if (ipw_send_system_config(priv)) goto error; init_supported_rates(priv, &priv->rates); @@ -10335,10 +10813,10 @@ static int ipw_config(struct ipw_priv *priv) if (ipw_send_rts_threshold(priv, priv->rts_threshold)) goto error; } -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS IPW_DEBUG_QOS("QoS: call ipw_qos_activate\n"); ipw_qos_activate(priv, NULL); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ if (ipw_set_random_seed(priv)) goto error; @@ -10639,6 +11117,7 @@ static int ipw_up(struct ipw_priv *priv) if (priv->cmdlog == NULL) { IPW_ERROR("Error allocating %d command log entries.\n", cmdlog); + return -ENOMEM; } else { memset(priv->cmdlog, 0, sizeof(*priv->cmdlog) * cmdlog); priv->cmdlog_len = cmdlog; @@ -10860,6 +11339,10 @@ static struct attribute *ipw_sysfs_entries[] = { &dev_attr_led.attr, &dev_attr_speed_scan.attr, &dev_attr_net_stats.attr, +#ifdef CONFIG_IPW2200_PROMISCUOUS + &dev_attr_rtap_iface.attr, + &dev_attr_rtap_filter.attr, +#endif NULL }; @@ -10868,6 +11351,109 @@ static struct attribute_group ipw_attribute_group = { .attrs = ipw_sysfs_entries, }; +#ifdef CONFIG_IPW2200_PROMISCUOUS +static int ipw_prom_open(struct net_device *dev) +{ + struct ipw_prom_priv *prom_priv = ieee80211_priv(dev); + struct ipw_priv *priv = prom_priv->priv; + + IPW_DEBUG_INFO("prom dev->open\n"); + netif_carrier_off(dev); + netif_stop_queue(dev); + + if (priv->ieee->iw_mode != IW_MODE_MONITOR) { + priv->sys_config.accept_all_data_frames = 1; + priv->sys_config.accept_non_directed_frames = 1; + priv->sys_config.accept_all_mgmt_bcpr = 1; + priv->sys_config.accept_all_mgmt_frames = 1; + + ipw_send_system_config(priv); + } + + return 0; +} + +static int ipw_prom_stop(struct net_device *dev) +{ + struct ipw_prom_priv *prom_priv = ieee80211_priv(dev); + struct ipw_priv *priv = prom_priv->priv; + + IPW_DEBUG_INFO("prom dev->stop\n"); + + if (priv->ieee->iw_mode != IW_MODE_MONITOR) { + priv->sys_config.accept_all_data_frames = 0; + priv->sys_config.accept_non_directed_frames = 0; + priv->sys_config.accept_all_mgmt_bcpr = 0; + priv->sys_config.accept_all_mgmt_frames = 0; + + ipw_send_system_config(priv); + } + + return 0; +} + +static int ipw_prom_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + IPW_DEBUG_INFO("prom dev->xmit\n"); + netif_stop_queue(dev); + return -EOPNOTSUPP; +} + +static struct net_device_stats *ipw_prom_get_stats(struct net_device *dev) +{ + struct ipw_prom_priv *prom_priv = ieee80211_priv(dev); + return &prom_priv->ieee->stats; +} + +static int ipw_prom_alloc(struct ipw_priv *priv) +{ + int rc = 0; + + if (priv->prom_net_dev) + return -EPERM; + + priv->prom_net_dev = alloc_ieee80211(sizeof(struct ipw_prom_priv)); + if (priv->prom_net_dev == NULL) + return -ENOMEM; + + priv->prom_priv = ieee80211_priv(priv->prom_net_dev); + priv->prom_priv->ieee = netdev_priv(priv->prom_net_dev); + priv->prom_priv->priv = priv; + + strcpy(priv->prom_net_dev->name, "rtap%d"); + + priv->prom_net_dev->type = ARPHRD_IEEE80211_RADIOTAP; + priv->prom_net_dev->open = ipw_prom_open; + priv->prom_net_dev->stop = ipw_prom_stop; + priv->prom_net_dev->get_stats = ipw_prom_get_stats; + priv->prom_net_dev->hard_start_xmit = ipw_prom_hard_start_xmit; + + priv->prom_priv->ieee->iw_mode = IW_MODE_MONITOR; + + rc = register_netdev(priv->prom_net_dev); + if (rc) { + free_ieee80211(priv->prom_net_dev); + priv->prom_net_dev = NULL; + return rc; + } + + return 0; +} + +static void ipw_prom_free(struct ipw_priv *priv) +{ + if (!priv->prom_net_dev) + return; + + unregister_netdev(priv->prom_net_dev); + free_ieee80211(priv->prom_net_dev); + + priv->prom_net_dev = NULL; +} + +#endif + + static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { int err = 0; @@ -10959,11 +11545,12 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) priv->ieee->set_security = shim__set_security; priv->ieee->is_queue_full = ipw_net_is_queue_full; -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_QOS + priv->ieee->is_qos_active = ipw_is_qos_active; priv->ieee->handle_probe_response = ipw_handle_beacon; priv->ieee->handle_beacon = ipw_handle_probe_response; priv->ieee->handle_assoc_response = ipw_handle_assoc_response; -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ priv->ieee->perfect_rssi = -20; priv->ieee->worst_rssi = -85; @@ -10997,6 +11584,18 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_remove_sysfs; } +#ifdef CONFIG_IPW2200_PROMISCUOUS + if (rtap_iface) { + err = ipw_prom_alloc(priv); + if (err) { + IPW_ERROR("Failed to register promiscuous network " + "device (error %d).\n", err); + unregister_netdev(priv->net_dev); + goto out_remove_sysfs; + } + } +#endif + printk(KERN_INFO DRV_NAME ": Detected geography %s (%d 802.11bg " "channels, %d 802.11a channels)\n", priv->ieee->geo.name, priv->ieee->geo.bg_channels, @@ -11076,6 +11675,10 @@ static void ipw_pci_remove(struct pci_dev *pdev) priv->error = NULL; } +#ifdef CONFIG_IPW2200_PROMISCUOUS + ipw_prom_free(priv); +#endif + free_irq(pdev->irq, priv); iounmap(priv->hw_base); pci_release_regions(pdev); @@ -11200,7 +11803,12 @@ MODULE_PARM_DESC(debug, "debug output mask"); module_param(channel, int, 0444); MODULE_PARM_DESC(channel, "channel to limit associate to (default 0 [ANY])"); -#ifdef CONFIG_IPW_QOS +#ifdef CONFIG_IPW2200_PROMISCUOUS +module_param(rtap_iface, int, 0444); +MODULE_PARM_DESC(rtap_iface, "create the rtap interface (1 - create, default 0)"); +#endif + +#ifdef CONFIG_IPW2200_QOS module_param(qos_enable, int, 0444); MODULE_PARM_DESC(qos_enable, "enable all QoS functionalitis"); @@ -11215,7 +11823,7 @@ MODULE_PARM_DESC(burst_duration_CCK, "set CCK burst value"); module_param(burst_duration_OFDM, int, 0444); MODULE_PARM_DESC(burst_duration_OFDM, "set OFDM burst value"); -#endif /* CONFIG_IPW_QOS */ +#endif /* CONFIG_IPW2200_QOS */ #ifdef CONFIG_IPW2200_MONITOR module_param(mode, int, 0444); @@ -11238,5 +11846,8 @@ MODULE_PARM_DESC(cmdlog, module_param(roaming, int, 0444); MODULE_PARM_DESC(roaming, "enable roaming support (default on)"); +module_param(antenna, int, 0444); +MODULE_PARM_DESC(antenna, "select antenna 1=Main, 3=Aux, default 0 [both], 2=slow_diversity (choose the one with lower background noise)"); + module_exit(ipw_exit); module_init(ipw_init); diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h index 4b980490070..6044c0be2c8 100644 --- a/drivers/net/wireless/ipw2200.h +++ b/drivers/net/wireless/ipw2200.h @@ -789,7 +789,7 @@ struct ipw_sys_config { u8 bt_coexist_collision_thr; u8 silence_threshold; u8 accept_all_mgmt_bcpr; - u8 accept_all_mgtm_frames; + u8 accept_all_mgmt_frames; u8 pass_noise_stats_to_host; u8 reserved3; } __attribute__ ((packed)); @@ -1122,6 +1122,52 @@ struct ipw_fw_error { u8 payload[0]; } __attribute__ ((packed)); +#ifdef CONFIG_IPW2200_PROMISCUOUS + +enum ipw_prom_filter { + IPW_PROM_CTL_HEADER_ONLY = (1 << 0), + IPW_PROM_MGMT_HEADER_ONLY = (1 << 1), + IPW_PROM_DATA_HEADER_ONLY = (1 << 2), + IPW_PROM_ALL_HEADER_ONLY = 0xf, /* bits 0..3 */ + IPW_PROM_NO_TX = (1 << 4), + IPW_PROM_NO_RX = (1 << 5), + IPW_PROM_NO_CTL = (1 << 6), + IPW_PROM_NO_MGMT = (1 << 7), + IPW_PROM_NO_DATA = (1 << 8), +}; + +struct ipw_priv; +struct ipw_prom_priv { + struct ipw_priv *priv; + struct ieee80211_device *ieee; + enum ipw_prom_filter filter; + int tx_packets; + int rx_packets; +}; +#endif + +#if defined(CONFIG_IPW2200_RADIOTAP) || defined(CONFIG_IPW2200_PROMISCUOUS) +/* Magic struct that slots into the radiotap header -- no reason + * to build this manually element by element, we can write it much + * more efficiently than we can parse it. ORDER MATTERS HERE + * + * When sent to us via the simulated Rx interface in sysfs, the entire + * structure is provided regardless of any bits unset. + */ +struct ipw_rt_hdr { + struct ieee80211_radiotap_header rt_hdr; + u64 rt_tsf; /* TSF */ + u8 rt_flags; /* radiotap packet flags */ + u8 rt_rate; /* rate in 500kb/s */ + u16 rt_channel; /* channel in mhz */ + u16 rt_chbitmask; /* channel bitfield */ + s8 rt_dbmsignal; /* signal in dbM, kluged to signed */ + s8 rt_dbmnoise; + u8 rt_antenna; /* antenna number */ + u8 payload[0]; /* payload... */ +} __attribute__ ((packed)); +#endif + struct ipw_priv { /* ieee device used by generic ieee processing code */ struct ieee80211_device *ieee; @@ -1133,6 +1179,12 @@ struct ipw_priv { struct pci_dev *pci_dev; struct net_device *net_dev; +#ifdef CONFIG_IPW2200_PROMISCUOUS + /* Promiscuous mode */ + struct ipw_prom_priv *prom_priv; + struct net_device *prom_net_dev; +#endif + /* pci hardware address support */ void __iomem *hw_base; unsigned long hw_len; @@ -1153,11 +1205,9 @@ struct ipw_priv { u32 config; u32 capability; - u8 last_rx_rssi; - u8 last_noise; struct average average_missed_beacons; - struct average average_rssi; - struct average average_noise; + s16 exp_avg_rssi; + s16 exp_avg_noise; u32 port_type; int rx_bufs_min; /**< minimum number of bufs in Rx queue */ int rx_pend_max; /**< maximum pending buffers for one IRQ */ @@ -1308,6 +1358,29 @@ struct ipw_priv { /* debug macros */ +/* Debug and printf string expansion helpers for printing bitfields */ +#define BIT_FMT8 "%c%c%c%c-%c%c%c%c" +#define BIT_FMT16 BIT_FMT8 ":" BIT_FMT8 +#define BIT_FMT32 BIT_FMT16 " " BIT_FMT16 + +#define BITC(x,y) (((x>>y)&1)?'1':'0') +#define BIT_ARG8(x) \ +BITC(x,7),BITC(x,6),BITC(x,5),BITC(x,4),\ +BITC(x,3),BITC(x,2),BITC(x,1),BITC(x,0) + +#define BIT_ARG16(x) \ +BITC(x,15),BITC(x,14),BITC(x,13),BITC(x,12),\ +BITC(x,11),BITC(x,10),BITC(x,9),BITC(x,8),\ +BIT_ARG8(x) + +#define BIT_ARG32(x) \ +BITC(x,31),BITC(x,30),BITC(x,29),BITC(x,28),\ +BITC(x,27),BITC(x,26),BITC(x,25),BITC(x,24),\ +BITC(x,23),BITC(x,22),BITC(x,21),BITC(x,20),\ +BITC(x,19),BITC(x,18),BITC(x,17),BITC(x,16),\ +BIT_ARG16(x) + + #ifdef CONFIG_IPW2200_DEBUG #define IPW_DEBUG(level, fmt, args...) \ do { if (ipw_debug_level & (level)) \ diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c index c2d0b09e041..b563decf599 100644 --- a/drivers/net/wireless/orinoco.c +++ b/drivers/net/wireless/orinoco.c @@ -201,41 +201,12 @@ static struct { /* Data types */ /********************************************************************/ -/* Used in Event handling. - * We avoid nested structures as they break on ARM -- Moustafa */ -struct hermes_tx_descriptor_802_11 { - /* hermes_tx_descriptor */ - __le16 status; - __le16 reserved1; - __le16 reserved2; - __le32 sw_support; - u8 retry_count; - u8 tx_rate; - __le16 tx_control; - - /* ieee80211_hdr */ +/* Beginning of the Tx descriptor, used in TxExc handling */ +struct hermes_txexc_data { + struct hermes_tx_descriptor desc; __le16 frame_ctl; __le16 duration_id; u8 addr1[ETH_ALEN]; - u8 addr2[ETH_ALEN]; - u8 addr3[ETH_ALEN]; - __le16 seq_ctl; - u8 addr4[ETH_ALEN]; - - __le16 data_len; - - /* ethhdr */ - u8 h_dest[ETH_ALEN]; /* destination eth addr */ - u8 h_source[ETH_ALEN]; /* source ether addr */ - __be16 h_proto; /* packet type ID field */ - - /* p8022_hdr */ - u8 dsap; - u8 ssap; - u8 ctrl; - u8 oui[3]; - - __be16 ethertype; } __attribute__ ((packed)); /* Rx frame header except compatibility 802.3 header */ @@ -450,53 +421,39 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) hermes_t *hw = &priv->hw; int err = 0; u16 txfid = priv->txfid; - char *p; struct ethhdr *eh; - int len, data_len, data_off; + int data_off; struct hermes_tx_descriptor desc; unsigned long flags; - TRACE_ENTER(dev->name); - if (! netif_running(dev)) { printk(KERN_ERR "%s: Tx on stopped device!\n", dev->name); - TRACE_EXIT(dev->name); - return 1; + return NETDEV_TX_BUSY; } if (netif_queue_stopped(dev)) { printk(KERN_DEBUG "%s: Tx while transmitter busy!\n", dev->name); - TRACE_EXIT(dev->name); - return 1; + return NETDEV_TX_BUSY; } if (orinoco_lock(priv, &flags) != 0) { printk(KERN_ERR "%s: orinoco_xmit() called while hw_unavailable\n", dev->name); - TRACE_EXIT(dev->name); - return 1; + return NETDEV_TX_BUSY; } if (! netif_carrier_ok(dev) || (priv->iw_mode == IW_MODE_MONITOR)) { /* Oops, the firmware hasn't established a connection, silently drop the packet (this seems to be the safest approach). */ - stats->tx_errors++; - orinoco_unlock(priv, &flags); - dev_kfree_skb(skb); - TRACE_EXIT(dev->name); - return 0; + goto drop; } - /* Length of the packet body */ - /* FIXME: what if the skb is smaller than this? */ - len = max_t(int, ALIGN(skb->len, 2), ETH_ZLEN); - skb = skb_padto(skb, len); - if (skb == NULL) - goto fail; - len -= ETH_HLEN; + /* Check packet length */ + if (skb->len < ETH_HLEN) + goto drop; eh = (struct ethhdr *)skb->data; @@ -507,8 +464,7 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) if (net_ratelimit()) printk(KERN_ERR "%s: Error %d writing Tx descriptor " "to BAP\n", dev->name, err); - stats->tx_errors++; - goto fail; + goto busy; } /* Clear the 802.11 header and data length fields - some @@ -519,50 +475,38 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) /* Encapsulate Ethernet-II frames */ if (ntohs(eh->h_proto) > ETH_DATA_LEN) { /* Ethernet-II frame */ - struct header_struct hdr; - data_len = len; - data_off = HERMES_802_3_OFFSET + sizeof(hdr); - p = skb->data + ETH_HLEN; - - /* 802.3 header */ - memcpy(hdr.dest, eh->h_dest, ETH_ALEN); - memcpy(hdr.src, eh->h_source, ETH_ALEN); - hdr.len = htons(data_len + ENCAPS_OVERHEAD); - - /* 802.2 header */ - memcpy(&hdr.dsap, &encaps_hdr, sizeof(encaps_hdr)); - - hdr.ethertype = eh->h_proto; - err = hermes_bap_pwrite(hw, USER_BAP, &hdr, sizeof(hdr), - txfid, HERMES_802_3_OFFSET); + struct header_struct { + struct ethhdr eth; /* 802.3 header */ + u8 encap[6]; /* 802.2 header */ + } __attribute__ ((packed)) hdr; + + /* Strip destination and source from the data */ + skb_pull(skb, 2 * ETH_ALEN); + data_off = HERMES_802_2_OFFSET + sizeof(encaps_hdr); + + /* And move them to a separate header */ + memcpy(&hdr.eth, eh, 2 * ETH_ALEN); + hdr.eth.h_proto = htons(sizeof(encaps_hdr) + skb->len); + memcpy(hdr.encap, encaps_hdr, sizeof(encaps_hdr)); + + err = hermes_bap_pwrite(hw, USER_BAP, &hdr, sizeof(hdr), + txfid, HERMES_802_3_OFFSET); if (err) { if (net_ratelimit()) printk(KERN_ERR "%s: Error %d writing packet " "header to BAP\n", dev->name, err); - stats->tx_errors++; - goto fail; + goto busy; } - /* Actual xfer length - allow for padding */ - len = ALIGN(data_len, 2); - if (len < ETH_ZLEN - ETH_HLEN) - len = ETH_ZLEN - ETH_HLEN; } else { /* IEEE 802.3 frame */ - data_len = len + ETH_HLEN; data_off = HERMES_802_3_OFFSET; - p = skb->data; - /* Actual xfer length - round up for odd length packets */ - len = ALIGN(data_len, 2); - if (len < ETH_ZLEN) - len = ETH_ZLEN; } - err = hermes_bap_pwrite_pad(hw, USER_BAP, p, data_len, len, + err = hermes_bap_pwrite(hw, USER_BAP, skb->data, skb->len, txfid, data_off); if (err) { printk(KERN_ERR "%s: Error %d writing packet to BAP\n", dev->name, err); - stats->tx_errors++; - goto fail; + goto busy; } /* Finally, we actually initiate the send */ @@ -575,25 +519,27 @@ static int orinoco_xmit(struct sk_buff *skb, struct net_device *dev) if (net_ratelimit()) printk(KERN_ERR "%s: Error %d transmitting packet\n", dev->name, err); - stats->tx_errors++; - goto fail; + goto busy; } dev->trans_start = jiffies; - stats->tx_bytes += data_off + data_len; + stats->tx_bytes += data_off + skb->len; + goto ok; - orinoco_unlock(priv, &flags); + drop: + stats->tx_errors++; + stats->tx_dropped++; + ok: + orinoco_unlock(priv, &flags); dev_kfree_skb(skb); + return NETDEV_TX_OK; - TRACE_EXIT(dev->name); - - return 0; - fail: - TRACE_EXIT(dev->name); - + busy: + if (err == -EIO) + schedule_work(&priv->reset_work); orinoco_unlock(priv, &flags); - return err; + return NETDEV_TX_BUSY; } static void __orinoco_ev_alloc(struct net_device *dev, hermes_t *hw) @@ -629,7 +575,7 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) struct net_device_stats *stats = &priv->stats; u16 fid = hermes_read_regn(hw, TXCOMPLFID); u16 status; - struct hermes_tx_descriptor_802_11 hdr; + struct hermes_txexc_data hdr; int err = 0; if (fid == DUMMY_FID) @@ -637,8 +583,7 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) /* Read part of the frame header - we need status and addr1 */ err = hermes_bap_pread(hw, IRQ_BAP, &hdr, - offsetof(struct hermes_tx_descriptor_802_11, - addr2), + sizeof(struct hermes_txexc_data), fid, 0); hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID); @@ -658,7 +603,7 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw) * exceeded, because that's the only status that really mean * that this particular node went away. * Other errors means that *we* screwed up. - Jean II */ - status = le16_to_cpu(hdr.status); + status = le16_to_cpu(hdr.desc.status); if (status & (HERMES_TXSTAT_RETRYERR | HERMES_TXSTAT_AGEDERR)) { union iwreq_data wrqu; @@ -1398,16 +1343,12 @@ int __orinoco_down(struct net_device *dev) return 0; } -int orinoco_reinit_firmware(struct net_device *dev) +static int orinoco_allocate_fid(struct net_device *dev) { struct orinoco_private *priv = netdev_priv(dev); struct hermes *hw = &priv->hw; int err; - err = hermes_init(hw); - if (err) - return err; - err = hermes_allocate(hw, priv->nicbuf_size, &priv->txfid); if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) { /* Try workaround for old Symbol firmware bug */ @@ -1426,6 +1367,19 @@ int orinoco_reinit_firmware(struct net_device *dev) return err; } +int orinoco_reinit_firmware(struct net_device *dev) +{ + struct orinoco_private *priv = netdev_priv(dev); + struct hermes *hw = &priv->hw; + int err; + + err = hermes_init(hw); + if (!err) + err = orinoco_allocate_fid(dev); + + return err; +} + static int __orinoco_hw_set_bitrate(struct orinoco_private *priv) { hermes_t *hw = &priv->hw; @@ -2272,14 +2226,12 @@ static int orinoco_init(struct net_device *dev) u16 reclen; int len; - TRACE_ENTER(dev->name); - /* No need to lock, the hw_unavailable flag is already set in * alloc_orinocodev() */ priv->nicbuf_size = IEEE80211_FRAME_LEN + ETH_HLEN; /* Initialize the firmware */ - err = orinoco_reinit_firmware(dev); + err = hermes_init(hw); if (err != 0) { printk(KERN_ERR "%s: failed to initialize firmware (err = %d)\n", dev->name, err); @@ -2337,6 +2289,13 @@ static int orinoco_init(struct net_device *dev) printk(KERN_DEBUG "%s: Station name \"%s\"\n", dev->name, priv->nick); + err = orinoco_allocate_fid(dev); + if (err) { + printk(KERN_ERR "%s: failed to allocate NIC buffer!\n", + dev->name); + goto out; + } + /* Get allowed channels */ err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CHANNELLIST, &priv->channel_mask); @@ -2427,7 +2386,6 @@ static int orinoco_init(struct net_device *dev) printk(KERN_DEBUG "%s: ready\n", dev->name); out: - TRACE_EXIT(dev->name); return err; } @@ -2795,8 +2753,6 @@ static int orinoco_ioctl_getiwrange(struct net_device *dev, int numrates; int i, k; - TRACE_ENTER(dev->name); - rrq->length = sizeof(struct iw_range); memset(range, 0, sizeof(struct iw_range)); @@ -2886,8 +2842,6 @@ static int orinoco_ioctl_getiwrange(struct net_device *dev, IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); IW_EVENT_CAPA_SET(range->event_capa, IWEVTXDROP); - TRACE_EXIT(dev->name); - return 0; } @@ -3069,8 +3023,6 @@ static int orinoco_ioctl_getessid(struct net_device *dev, int err = 0; unsigned long flags; - TRACE_ENTER(dev->name); - if (netif_running(dev)) { err = orinoco_hw_get_essid(priv, &active, essidbuf); if (err) @@ -3085,8 +3037,6 @@ static int orinoco_ioctl_getessid(struct net_device *dev, erq->flags = 1; erq->length = strlen(essidbuf) + 1; - TRACE_EXIT(dev->name); - return 0; } @@ -4347,69 +4297,6 @@ static struct ethtool_ops orinoco_ethtool_ops = { }; /********************************************************************/ -/* Debugging */ -/********************************************************************/ - -#if 0 -static void show_rx_frame(struct orinoco_rxframe_hdr *frame) -{ - printk(KERN_DEBUG "RX descriptor:\n"); - printk(KERN_DEBUG " status = 0x%04x\n", frame->desc.status); - printk(KERN_DEBUG " time = 0x%08x\n", frame->desc.time); - printk(KERN_DEBUG " silence = 0x%02x\n", frame->desc.silence); - printk(KERN_DEBUG " signal = 0x%02x\n", frame->desc.signal); - printk(KERN_DEBUG " rate = 0x%02x\n", frame->desc.rate); - printk(KERN_DEBUG " rxflow = 0x%02x\n", frame->desc.rxflow); - printk(KERN_DEBUG " reserved = 0x%08x\n", frame->desc.reserved); - - printk(KERN_DEBUG "IEEE 802.11 header:\n"); - printk(KERN_DEBUG " frame_ctl = 0x%04x\n", - frame->p80211.frame_ctl); - printk(KERN_DEBUG " duration_id = 0x%04x\n", - frame->p80211.duration_id); - printk(KERN_DEBUG " addr1 = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p80211.addr1[0], frame->p80211.addr1[1], - frame->p80211.addr1[2], frame->p80211.addr1[3], - frame->p80211.addr1[4], frame->p80211.addr1[5]); - printk(KERN_DEBUG " addr2 = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p80211.addr2[0], frame->p80211.addr2[1], - frame->p80211.addr2[2], frame->p80211.addr2[3], - frame->p80211.addr2[4], frame->p80211.addr2[5]); - printk(KERN_DEBUG " addr3 = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p80211.addr3[0], frame->p80211.addr3[1], - frame->p80211.addr3[2], frame->p80211.addr3[3], - frame->p80211.addr3[4], frame->p80211.addr3[5]); - printk(KERN_DEBUG " seq_ctl = 0x%04x\n", - frame->p80211.seq_ctl); - printk(KERN_DEBUG " addr4 = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p80211.addr4[0], frame->p80211.addr4[1], - frame->p80211.addr4[2], frame->p80211.addr4[3], - frame->p80211.addr4[4], frame->p80211.addr4[5]); - printk(KERN_DEBUG " data_len = 0x%04x\n", - frame->p80211.data_len); - - printk(KERN_DEBUG "IEEE 802.3 header:\n"); - printk(KERN_DEBUG " dest = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p8023.h_dest[0], frame->p8023.h_dest[1], - frame->p8023.h_dest[2], frame->p8023.h_dest[3], - frame->p8023.h_dest[4], frame->p8023.h_dest[5]); - printk(KERN_DEBUG " src = %02x:%02x:%02x:%02x:%02x:%02x\n", - frame->p8023.h_source[0], frame->p8023.h_source[1], - frame->p8023.h_source[2], frame->p8023.h_source[3], - frame->p8023.h_source[4], frame->p8023.h_source[5]); - printk(KERN_DEBUG " len = 0x%04x\n", frame->p8023.h_proto); - - printk(KERN_DEBUG "IEEE 802.2 LLC/SNAP header:\n"); - printk(KERN_DEBUG " DSAP = 0x%02x\n", frame->p8022.dsap); - printk(KERN_DEBUG " SSAP = 0x%02x\n", frame->p8022.ssap); - printk(KERN_DEBUG " ctrl = 0x%02x\n", frame->p8022.ctrl); - printk(KERN_DEBUG " OUI = %02x:%02x:%02x\n", - frame->p8022.oui[0], frame->p8022.oui[1], frame->p8022.oui[2]); - printk(KERN_DEBUG " ethertype = 0x%04x\n", frame->ethertype); -} -#endif /* 0 */ - -/********************************************************************/ /* Module initialization */ /********************************************************************/ diff --git a/drivers/net/wireless/orinoco.h b/drivers/net/wireless/orinoco.h index f5d856db92a..16db3e14b7d 100644 --- a/drivers/net/wireless/orinoco.h +++ b/drivers/net/wireless/orinoco.h @@ -7,7 +7,7 @@ #ifndef _ORINOCO_H #define _ORINOCO_H -#define DRIVER_VERSION "0.15rc3" +#define DRIVER_VERSION "0.15" #include <linux/netdevice.h> #include <linux/wireless.h> @@ -30,20 +30,6 @@ struct orinoco_key { char data[ORINOCO_MAX_KEY_SIZE]; } __attribute__ ((packed)); -struct header_struct { - /* 802.3 */ - u8 dest[ETH_ALEN]; - u8 src[ETH_ALEN]; - __be16 len; - /* 802.2 */ - u8 dsap; - u8 ssap; - u8 ctrl; - /* SNAP */ - u8 oui[3]; - unsigned short ethertype; -} __attribute__ ((packed)); - typedef enum { FIRMWARE_TYPE_AGERE, FIRMWARE_TYPE_INTERSIL, @@ -132,9 +118,6 @@ extern int orinoco_debug; #define DEBUG(n, args...) do { } while (0) #endif /* ORINOCO_DEBUG */ -#define TRACE_ENTER(devname) DEBUG(2, "%s: -> %s()\n", devname, __FUNCTION__); -#define TRACE_EXIT(devname) DEBUG(2, "%s: <- %s()\n", devname, __FUNCTION__); - /********************************************************************/ /* Exported prototypes */ /********************************************************************/ diff --git a/drivers/net/wireless/orinoco_cs.c b/drivers/net/wireless/orinoco_cs.c index 434f7d7ad84..b2aec4d9fbb 100644 --- a/drivers/net/wireless/orinoco_cs.c +++ b/drivers/net/wireless/orinoco_cs.c @@ -147,14 +147,11 @@ static void orinoco_cs_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; + if (link->dev_node) + unregister_netdev(dev); + orinoco_cs_release(link); - DEBUG(0, PFX "detach: link=%p link->dev_node=%p\n", link, link->dev_node); - if (link->dev_node) { - DEBUG(0, PFX "About to unregister net device %p\n", - dev); - unregister_netdev(dev); - } free_orinocodev(dev); } /* orinoco_cs_detach */ @@ -178,13 +175,10 @@ orinoco_cs_config(struct pcmcia_device *link) int last_fn, last_ret; u_char buf[64]; config_info_t conf; - cisinfo_t info; tuple_t tuple; cisparse_t parse; void __iomem *mem; - CS_CHECK(ValidateCIS, pcmcia_validate_cis(link, &info)); - /* * This reads the card's CONFIG tuple to find its * configuration registers. @@ -234,12 +228,6 @@ orinoco_cs_config(struct pcmcia_device *link) goto next_entry; link->conf.ConfigIndex = cfg->index; - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } - /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) { @@ -355,19 +343,10 @@ orinoco_cs_config(struct pcmcia_device *link) net_device has been registered */ /* Finally, report what we've done */ - printk(KERN_DEBUG "%s: index 0x%02x: ", - dev->name, link->conf.ConfigIndex); - if (link->conf.Vpp) - printk(", Vpp %d.%d", link->conf.Vpp / 10, - link->conf.Vpp % 10); - printk(", irq %d", link->irq.AssignedIRQ); - if (link->io.NumPorts1) - printk(", io 0x%04x-0x%04x", link->io.BasePort1, - link->io.BasePort1 + link->io.NumPorts1 - 1); - if (link->io.NumPorts2) - printk(" & 0x%04x-0x%04x", link->io.BasePort2, - link->io.BasePort2 + link->io.NumPorts2 - 1); - printk("\n"); + printk(KERN_DEBUG "%s: " DRIVER_NAME " at %s, irq %d, io " + "0x%04x-0x%04x\n", dev->name, dev->class_dev.dev->bus_id, + link->irq.AssignedIRQ, link->io.BasePort1, + link->io.BasePort1 + link->io.NumPorts1 - 1); return 0; @@ -436,7 +415,6 @@ static int orinoco_cs_resume(struct pcmcia_device *link) struct orinoco_private *priv = netdev_priv(dev); struct orinoco_pccard *card = priv->card; int err = 0; - unsigned long flags; if (! test_bit(0, &card->hard_reset_in_progress)) { err = orinoco_reinit_firmware(dev); @@ -446,7 +424,7 @@ static int orinoco_cs_resume(struct pcmcia_device *link) return -EIO; } - spin_lock_irqsave(&priv->lock, flags); + spin_lock(&priv->lock); netif_device_attach(dev); priv->hw_unavailable--; @@ -458,10 +436,10 @@ static int orinoco_cs_resume(struct pcmcia_device *link) dev->name, err); } - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock(&priv->lock); } - return 0; + return err; } diff --git a/drivers/net/wireless/orinoco_nortel.c b/drivers/net/wireless/orinoco_nortel.c index d1a670b3533..74b9d5b2ba9 100644 --- a/drivers/net/wireless/orinoco_nortel.c +++ b/drivers/net/wireless/orinoco_nortel.c @@ -1,9 +1,8 @@ /* orinoco_nortel.c - * + * * Driver for Prism II devices which would usually be driven by orinoco_cs, * but are connected to the PCI bus by a PCI-to-PCMCIA adapter used in * Nortel emobility, Symbol LA-4113 and Symbol LA-4123. - * but are connected to the PCI bus by a Nortel PCI-PCMCIA-Adapter. * * Copyright (C) 2002 Tobias Hoffmann * (C) 2003 Christoph Jungegger <disdos@traum404.de> @@ -50,67 +49,62 @@ #include <pcmcia/cisreg.h> #include "orinoco.h" +#include "orinoco_pci.h" #define COR_OFFSET (0xe0) /* COR attribute offset of Prism2 PC card */ #define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */ -/* Nortel specific data */ -struct nortel_pci_card { - unsigned long iobase1; - unsigned long iobase2; -}; - /* - * Do a soft reset of the PCI card using the Configuration Option Register + * Do a soft reset of the card using the Configuration Option Register * We need this to get going... * This is the part of the code that is strongly inspired from wlan-ng * * Note bis : Don't try to access HERMES_CMD during the reset phase. * It just won't work ! */ -static int nortel_pci_cor_reset(struct orinoco_private *priv) +static int orinoco_nortel_cor_reset(struct orinoco_private *priv) { - struct nortel_pci_card *card = priv->card; + struct orinoco_pci_card *card = priv->card; - /* Assert the reset until the card notice */ - outw_p(8, card->iobase1 + 2); - inw(card->iobase2 + COR_OFFSET); - outw_p(0x80, card->iobase2 + COR_OFFSET); + /* Assert the reset until the card notices */ + iowrite16(8, card->bridge_io + 2); + ioread16(card->attr_io + COR_OFFSET); + iowrite16(0x80, card->attr_io + COR_OFFSET); mdelay(1); /* Give time for the card to recover from this hard effort */ - outw_p(0, card->iobase2 + COR_OFFSET); - outw_p(0, card->iobase2 + COR_OFFSET); + iowrite16(0, card->attr_io + COR_OFFSET); + iowrite16(0, card->attr_io + COR_OFFSET); mdelay(1); - /* set COR as usual */ - outw_p(COR_VALUE, card->iobase2 + COR_OFFSET); - outw_p(COR_VALUE, card->iobase2 + COR_OFFSET); + /* Set COR as usual */ + iowrite16(COR_VALUE, card->attr_io + COR_OFFSET); + iowrite16(COR_VALUE, card->attr_io + COR_OFFSET); mdelay(1); - outw_p(0x228, card->iobase1 + 2); + iowrite16(0x228, card->bridge_io + 2); return 0; } -static int nortel_pci_hw_init(struct nortel_pci_card *card) +static int orinoco_nortel_hw_init(struct orinoco_pci_card *card) { int i; u32 reg; - /* setup bridge */ - if (inw(card->iobase1) & 1) { + /* Setup bridge */ + if (ioread16(card->bridge_io) & 1) { printk(KERN_ERR PFX "brg1 answer1 wrong\n"); return -EBUSY; } - outw_p(0x118, card->iobase1 + 2); - outw_p(0x108, card->iobase1 + 2); + iowrite16(0x118, card->bridge_io + 2); + iowrite16(0x108, card->bridge_io + 2); mdelay(30); - outw_p(0x8, card->iobase1 + 2); + iowrite16(0x8, card->bridge_io + 2); for (i = 0; i < 30; i++) { mdelay(30); - if (inw(card->iobase1) & 0x10) { + if (ioread16(card->bridge_io) & 0x10) { break; } } @@ -118,42 +112,42 @@ static int nortel_pci_hw_init(struct nortel_pci_card *card) printk(KERN_ERR PFX "brg1 timed out\n"); return -EBUSY; } - if (inw(card->iobase2 + 0xe0) & 1) { + if (ioread16(card->attr_io + COR_OFFSET) & 1) { printk(KERN_ERR PFX "brg2 answer1 wrong\n"); return -EBUSY; } - if (inw(card->iobase2 + 0xe2) & 1) { + if (ioread16(card->attr_io + COR_OFFSET + 2) & 1) { printk(KERN_ERR PFX "brg2 answer2 wrong\n"); return -EBUSY; } - if (inw(card->iobase2 + 0xe4) & 1) { + if (ioread16(card->attr_io + COR_OFFSET + 4) & 1) { printk(KERN_ERR PFX "brg2 answer3 wrong\n"); return -EBUSY; } - /* set the PCMCIA COR-Register */ - outw_p(COR_VALUE, card->iobase2 + COR_OFFSET); + /* Set the PCMCIA COR register */ + iowrite16(COR_VALUE, card->attr_io + COR_OFFSET); mdelay(1); - reg = inw(card->iobase2 + COR_OFFSET); + reg = ioread16(card->attr_io + COR_OFFSET); if (reg != COR_VALUE) { printk(KERN_ERR PFX "Error setting COR value (reg=%x)\n", reg); return -EBUSY; } - /* set leds */ - outw_p(1, card->iobase1 + 10); + /* Set LEDs */ + iowrite16(1, card->bridge_io + 10); return 0; } -static int nortel_pci_init_one(struct pci_dev *pdev, - const struct pci_device_id *ent) +static int orinoco_nortel_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { int err; struct orinoco_private *priv; - struct nortel_pci_card *card; + struct orinoco_pci_card *card; struct net_device *dev; - void __iomem *iomem; + void __iomem *hermes_io, *bridge_io, *attr_io; err = pci_enable_device(pdev); if (err) { @@ -162,19 +156,34 @@ static int nortel_pci_init_one(struct pci_dev *pdev, } err = pci_request_regions(pdev, DRIVER_NAME); - if (err != 0) { + if (err) { printk(KERN_ERR PFX "Cannot obtain PCI resources\n"); goto fail_resources; } - iomem = pci_iomap(pdev, 2, 0); - if (!iomem) { - err = -ENOMEM; - goto fail_map_io; + bridge_io = pci_iomap(pdev, 0, 0); + if (!bridge_io) { + printk(KERN_ERR PFX "Cannot map bridge registers\n"); + err = -EIO; + goto fail_map_bridge; + } + + attr_io = pci_iomap(pdev, 1, 0); + if (!attr_io) { + printk(KERN_ERR PFX "Cannot map PCMCIA attributes\n"); + err = -EIO; + goto fail_map_attr; + } + + hermes_io = pci_iomap(pdev, 2, 0); + if (!hermes_io) { + printk(KERN_ERR PFX "Cannot map chipset registers\n"); + err = -EIO; + goto fail_map_hermes; } /* Allocate network device */ - dev = alloc_orinocodev(sizeof(*card), nortel_pci_cor_reset); + dev = alloc_orinocodev(sizeof(*card), orinoco_nortel_cor_reset); if (!dev) { printk(KERN_ERR PFX "Cannot allocate network device\n"); err = -ENOMEM; @@ -183,16 +192,12 @@ static int nortel_pci_init_one(struct pci_dev *pdev, priv = netdev_priv(dev); card = priv->card; - card->iobase1 = pci_resource_start(pdev, 0); - card->iobase2 = pci_resource_start(pdev, 1); - dev->base_addr = pci_resource_start(pdev, 2); + card->bridge_io = bridge_io; + card->attr_io = attr_io; SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - hermes_struct_init(&priv->hw, iomem, HERMES_16BIT_REGSPACING); - - printk(KERN_DEBUG PFX "Detected Nortel PCI device at %s irq:%d, " - "io addr:0x%lx\n", pci_name(pdev), pdev->irq, dev->base_addr); + hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); @@ -201,21 +206,19 @@ static int nortel_pci_init_one(struct pci_dev *pdev, err = -EBUSY; goto fail_irq; } - dev->irq = pdev->irq; - err = nortel_pci_hw_init(card); + err = orinoco_nortel_hw_init(card); if (err) { printk(KERN_ERR PFX "Hardware initialization failed\n"); goto fail; } - err = nortel_pci_cor_reset(priv); + err = orinoco_nortel_cor_reset(priv); if (err) { printk(KERN_ERR PFX "Initial reset failed\n"); goto fail; } - err = register_netdev(dev); if (err) { printk(KERN_ERR PFX "Cannot register network device\n"); @@ -223,6 +226,8 @@ static int nortel_pci_init_one(struct pci_dev *pdev, } pci_set_drvdata(pdev, dev); + printk(KERN_DEBUG "%s: " DRIVER_NAME " at %s\n", dev->name, + pci_name(pdev)); return 0; @@ -234,9 +239,15 @@ static int nortel_pci_init_one(struct pci_dev *pdev, free_orinocodev(dev); fail_alloc: - pci_iounmap(pdev, iomem); + pci_iounmap(pdev, hermes_io); - fail_map_io: + fail_map_hermes: + pci_iounmap(pdev, attr_io); + + fail_map_attr: + pci_iounmap(pdev, bridge_io); + + fail_map_bridge: pci_release_regions(pdev); fail_resources: @@ -245,26 +256,27 @@ static int nortel_pci_init_one(struct pci_dev *pdev, return err; } -static void __devexit nortel_pci_remove_one(struct pci_dev *pdev) +static void __devexit orinoco_nortel_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct orinoco_private *priv = netdev_priv(dev); - struct nortel_pci_card *card = priv->card; + struct orinoco_pci_card *card = priv->card; - /* clear leds */ - outw_p(0, card->iobase1 + 10); + /* Clear LEDs */ + iowrite16(0, card->bridge_io + 10); unregister_netdev(dev); - free_irq(dev->irq, dev); + free_irq(pdev->irq, dev); pci_set_drvdata(pdev, NULL); free_orinocodev(dev); pci_iounmap(pdev, priv->hw.iobase); + pci_iounmap(pdev, card->attr_io); + pci_iounmap(pdev, card->bridge_io); pci_release_regions(pdev); pci_disable_device(pdev); } - -static struct pci_device_id nortel_pci_id_table[] = { +static struct pci_device_id orinoco_nortel_id_table[] = { /* Nortel emobility PCI */ {0x126c, 0x8030, PCI_ANY_ID, PCI_ANY_ID,}, /* Symbol LA-4123 PCI */ @@ -272,13 +284,15 @@ static struct pci_device_id nortel_pci_id_table[] = { {0,}, }; -MODULE_DEVICE_TABLE(pci, nortel_pci_id_table); +MODULE_DEVICE_TABLE(pci, orinoco_nortel_id_table); -static struct pci_driver nortel_pci_driver = { - .name = DRIVER_NAME, - .id_table = nortel_pci_id_table, - .probe = nortel_pci_init_one, - .remove = __devexit_p(nortel_pci_remove_one), +static struct pci_driver orinoco_nortel_driver = { + .name = DRIVER_NAME, + .id_table = orinoco_nortel_id_table, + .probe = orinoco_nortel_init_one, + .remove = __devexit_p(orinoco_nortel_remove_one), + .suspend = orinoco_pci_suspend, + .resume = orinoco_pci_resume, }; static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION @@ -288,20 +302,19 @@ MODULE_DESCRIPTION ("Driver for wireless LAN cards using the Nortel PCI bridge"); MODULE_LICENSE("Dual MPL/GPL"); -static int __init nortel_pci_init(void) +static int __init orinoco_nortel_init(void) { printk(KERN_DEBUG "%s\n", version); - return pci_module_init(&nortel_pci_driver); + return pci_module_init(&orinoco_nortel_driver); } -static void __exit nortel_pci_exit(void) +static void __exit orinoco_nortel_exit(void) { - pci_unregister_driver(&nortel_pci_driver); - ssleep(1); + pci_unregister_driver(&orinoco_nortel_driver); } -module_init(nortel_pci_init); -module_exit(nortel_pci_exit); +module_init(orinoco_nortel_init); +module_exit(orinoco_nortel_exit); /* * Local variables: diff --git a/drivers/net/wireless/orinoco_pci.c b/drivers/net/wireless/orinoco_pci.c index 5362c214fc8..1c105f40f8d 100644 --- a/drivers/net/wireless/orinoco_pci.c +++ b/drivers/net/wireless/orinoco_pci.c @@ -1,11 +1,11 @@ /* orinoco_pci.c * - * Driver for Prism II devices that have a direct PCI interface - * (i.e., not in a Pcmcia or PLX bridge) - * - * Specifically here we're talking about the Linksys WMP11 + * Driver for Prism 2.5/3 devices that have a direct PCI interface + * (i.e. these are not PCMCIA cards in a PCMCIA-to-PCI bridge). + * The card contains only one PCI region, which contains all the usual + * hermes registers, as well as the COR register. * - * Current maintainers (as of 29 September 2003) are: + * Current maintainers are: * Pavel Roskin <proski AT gnu.org> * and David Gibson <hermes AT gibson.dropbear.id.au> * @@ -41,54 +41,6 @@ * under either the MPL or the GPL. */ -/* - * Theory of operation... - * ------------------- - * Maybe you had a look in orinoco_plx. Well, this is totally different... - * - * The card contains only one PCI region, which contains all the usual - * hermes registers. - * - * The driver will memory map this region in normal memory. Because - * the hermes registers are mapped in normal memory and not in ISA I/O - * post space, we can't use the usual inw/outw macros and we need to - * use readw/writew. - * This slight difference force us to compile our own version of - * hermes.c with the register access macro changed. That's a bit - * hackish but works fine. - * - * Note that the PCI region is pretty big (4K). That's much more than - * the usual set of hermes register (0x0 -> 0x3E). I've got a strong - * suspicion that the whole memory space of the adapter is in fact in - * this region. Accessing directly the adapter memory instead of going - * through the usual register would speed up significantely the - * operations... - * - * Finally, the card looks like this : ------------------------ - Bus 0, device 14, function 0: - Network controller: PCI device 1260:3873 (Harris Semiconductor) (rev 1). - IRQ 11. - Master Capable. Latency=248. - Prefetchable 32 bit memory at 0xffbcc000 [0xffbccfff]. ------------------------ -00:0e.0 Network controller: Harris Semiconductor: Unknown device 3873 (rev 01) - Subsystem: Unknown device 1737:3874 - Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- - Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- - Latency: 248 set, cache line size 08 - Interrupt: pin A routed to IRQ 11 - Region 0: Memory at ffbcc000 (32-bit, prefetchable) [size=4K] - Capabilities: [dc] Power Management version 2 - Flags: PMEClk- AuxPwr- DSI- D1+ D2+ PME+ - Status: D0 PME-Enable- DSel=0 DScale=0 PME- ------------------------ - * - * That's all.. - * - * Jean II - */ - #define DRIVER_NAME "orinoco_pci" #define PFX DRIVER_NAME ": " @@ -100,12 +52,14 @@ #include <linux/pci.h> #include "orinoco.h" +#include "orinoco_pci.h" -/* All the magic there is from wlan-ng */ -/* Magic offset of the reset register of the PCI card */ +/* Offset of the COR register of the PCI card */ #define HERMES_PCI_COR (0x26) -/* Magic bitmask to reset the card */ + +/* Bitmask to reset the card */ #define HERMES_PCI_COR_MASK (0x0080) + /* Magic timeouts for doing the reset. * Those times are straight from wlan-ng, and it is claimed that they * are necessary. Alan will kill me. Take your time and grab a coffee. */ @@ -113,13 +67,8 @@ #define HERMES_PCI_COR_OFFT (500) /* ms */ #define HERMES_PCI_COR_BUSYT (500) /* ms */ -/* Orinoco PCI specific data */ -struct orinoco_pci_card { - void __iomem *pci_ioaddr; -}; - /* - * Do a soft reset of the PCI card using the Configuration Option Register + * Do a soft reset of the card using the Configuration Option Register * We need this to get going... * This is the part of the code that is strongly inspired from wlan-ng * @@ -131,14 +80,13 @@ struct orinoco_pci_card { * Note bis : Don't try to access HERMES_CMD during the reset phase. * It just won't work ! */ -static int -orinoco_pci_cor_reset(struct orinoco_private *priv) +static int orinoco_pci_cor_reset(struct orinoco_private *priv) { hermes_t *hw = &priv->hw; - unsigned long timeout; - u16 reg; + unsigned long timeout; + u16 reg; - /* Assert the reset until the card notice */ + /* Assert the reset until the card notices */ hermes_write_regn(hw, PCI_COR, HERMES_PCI_COR_MASK); mdelay(HERMES_PCI_COR_ONT); @@ -163,19 +111,14 @@ orinoco_pci_cor_reset(struct orinoco_private *priv) return 0; } -/* - * Initialise a card. Mostly similar to PLX code. - */ static int orinoco_pci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - int err = 0; - unsigned long pci_iorange; - u16 __iomem *pci_ioaddr = NULL; - unsigned long pci_iolen; - struct orinoco_private *priv = NULL; + int err; + struct orinoco_private *priv; struct orinoco_pci_card *card; - struct net_device *dev = NULL; + struct net_device *dev; + void __iomem *hermes_io; err = pci_enable_device(pdev); if (err) { @@ -184,39 +127,32 @@ static int orinoco_pci_init_one(struct pci_dev *pdev, } err = pci_request_regions(pdev, DRIVER_NAME); - if (err != 0) { + if (err) { printk(KERN_ERR PFX "Cannot obtain PCI resources\n"); goto fail_resources; } - /* Resource 0 is mapped to the hermes registers */ - pci_iorange = pci_resource_start(pdev, 0); - pci_iolen = pci_resource_len(pdev, 0); - pci_ioaddr = ioremap(pci_iorange, pci_iolen); - if (!pci_iorange) { - printk(KERN_ERR PFX "Cannot remap hardware registers\n"); - goto fail_map; + hermes_io = pci_iomap(pdev, 0, 0); + if (!hermes_io) { + printk(KERN_ERR PFX "Cannot remap chipset registers\n"); + err = -EIO; + goto fail_map_hermes; } /* Allocate network device */ dev = alloc_orinocodev(sizeof(*card), orinoco_pci_cor_reset); - if (! dev) { + if (!dev) { + printk(KERN_ERR PFX "Cannot allocate network device\n"); err = -ENOMEM; goto fail_alloc; } priv = netdev_priv(dev); card = priv->card; - card->pci_ioaddr = pci_ioaddr; - dev->mem_start = pci_iorange; - dev->mem_end = pci_iorange + pci_iolen - 1; SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - hermes_struct_init(&priv->hw, pci_ioaddr, HERMES_32BIT_REGSPACING); - - printk(KERN_DEBUG PFX "Detected device %s, mem:0x%lx-0x%lx, irq %d\n", - pci_name(pdev), dev->mem_start, dev->mem_end, pdev->irq); + hermes_struct_init(&priv->hw, hermes_io, HERMES_32BIT_REGSPACING); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); @@ -225,9 +161,7 @@ static int orinoco_pci_init_one(struct pci_dev *pdev, err = -EBUSY; goto fail_irq; } - dev->irq = pdev->irq; - /* Perform a COR reset to start the card */ err = orinoco_pci_cor_reset(priv); if (err) { printk(KERN_ERR PFX "Initial reset failed\n"); @@ -236,11 +170,13 @@ static int orinoco_pci_init_one(struct pci_dev *pdev, err = register_netdev(dev); if (err) { - printk(KERN_ERR PFX "Failed to register net device\n"); + printk(KERN_ERR PFX "Cannot register network device\n"); goto fail; } pci_set_drvdata(pdev, dev); + printk(KERN_DEBUG "%s: " DRIVER_NAME " at %s\n", dev->name, + pci_name(pdev)); return 0; @@ -252,9 +188,9 @@ static int orinoco_pci_init_one(struct pci_dev *pdev, free_orinocodev(dev); fail_alloc: - iounmap(pci_ioaddr); + pci_iounmap(pdev, hermes_io); - fail_map: + fail_map_hermes: pci_release_regions(pdev); fail_resources: @@ -267,87 +203,17 @@ static void __devexit orinoco_pci_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct orinoco_private *priv = netdev_priv(dev); - struct orinoco_pci_card *card = priv->card; unregister_netdev(dev); - free_irq(dev->irq, dev); + free_irq(pdev->irq, dev); pci_set_drvdata(pdev, NULL); free_orinocodev(dev); - iounmap(card->pci_ioaddr); + pci_iounmap(pdev, priv->hw.iobase); pci_release_regions(pdev); pci_disable_device(pdev); } -static int orinoco_pci_suspend(struct pci_dev *pdev, pm_message_t state) -{ - struct net_device *dev = pci_get_drvdata(pdev); - struct orinoco_private *priv = netdev_priv(dev); - unsigned long flags; - int err; - - - err = orinoco_lock(priv, &flags); - if (err) { - printk(KERN_ERR "%s: hw_unavailable on orinoco_pci_suspend\n", - dev->name); - return err; - } - - err = __orinoco_down(dev); - if (err) - printk(KERN_WARNING "%s: orinoco_pci_suspend(): Error %d downing interface\n", - dev->name, err); - - netif_device_detach(dev); - - priv->hw_unavailable++; - - orinoco_unlock(priv, &flags); - - pci_save_state(pdev); - pci_set_power_state(pdev, PCI_D3hot); - - return 0; -} - -static int orinoco_pci_resume(struct pci_dev *pdev) -{ - struct net_device *dev = pci_get_drvdata(pdev); - struct orinoco_private *priv = netdev_priv(dev); - unsigned long flags; - int err; - - printk(KERN_DEBUG "%s: Orinoco-PCI waking up\n", dev->name); - - pci_set_power_state(pdev, 0); - pci_restore_state(pdev); - - err = orinoco_reinit_firmware(dev); - if (err) { - printk(KERN_ERR "%s: Error %d re-initializing firmware on orinoco_pci_resume()\n", - dev->name, err); - return err; - } - - spin_lock_irqsave(&priv->lock, flags); - - netif_device_attach(dev); - - priv->hw_unavailable--; - - if (priv->open && (! priv->hw_unavailable)) { - err = __orinoco_up(dev); - if (err) - printk(KERN_ERR "%s: Error %d restarting card on orinoco_pci_resume()\n", - dev->name, err); - } - - spin_unlock_irqrestore(&priv->lock, flags); - - return 0; -} - -static struct pci_device_id orinoco_pci_pci_id_table[] = { +static struct pci_device_id orinoco_pci_id_table[] = { /* Intersil Prism 3 */ {0x1260, 0x3872, PCI_ANY_ID, PCI_ANY_ID,}, /* Intersil Prism 2.5 */ @@ -357,11 +223,11 @@ static struct pci_device_id orinoco_pci_pci_id_table[] = { {0,}, }; -MODULE_DEVICE_TABLE(pci, orinoco_pci_pci_id_table); +MODULE_DEVICE_TABLE(pci, orinoco_pci_id_table); static struct pci_driver orinoco_pci_driver = { .name = DRIVER_NAME, - .id_table = orinoco_pci_pci_id_table, + .id_table = orinoco_pci_id_table, .probe = orinoco_pci_init_one, .remove = __devexit_p(orinoco_pci_remove_one), .suspend = orinoco_pci_suspend, diff --git a/drivers/net/wireless/orinoco_pci.h b/drivers/net/wireless/orinoco_pci.h new file mode 100644 index 00000000000..7eb1e08113e --- /dev/null +++ b/drivers/net/wireless/orinoco_pci.h @@ -0,0 +1,104 @@ +/* orinoco_pci.h + * + * Common code for all Orinoco drivers for PCI devices, including + * both native PCI and PCMCIA-to-PCI bridges. + * + * Copyright (C) 2005, Pavel Roskin. + * See orinoco.c for license. + */ + +#ifndef _ORINOCO_PCI_H +#define _ORINOCO_PCI_H + +#include <linux/netdevice.h> + +/* Driver specific data */ +struct orinoco_pci_card { + void __iomem *bridge_io; + void __iomem *attr_io; +}; + +#ifdef CONFIG_PM +static int orinoco_pci_suspend(struct pci_dev *pdev, pm_message_t state) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct orinoco_private *priv = netdev_priv(dev); + unsigned long flags; + int err; + + err = orinoco_lock(priv, &flags); + if (err) { + printk(KERN_ERR "%s: cannot lock hardware for suspend\n", + dev->name); + return err; + } + + err = __orinoco_down(dev); + if (err) + printk(KERN_WARNING "%s: error %d bringing interface down " + "for suspend\n", dev->name, err); + + netif_device_detach(dev); + + priv->hw_unavailable++; + + orinoco_unlock(priv, &flags); + + free_irq(pdev->irq, dev); + pci_save_state(pdev); + pci_disable_device(pdev); + pci_set_power_state(pdev, PCI_D3hot); + + return 0; +} + +static int orinoco_pci_resume(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct orinoco_private *priv = netdev_priv(dev); + unsigned long flags; + int err; + + pci_set_power_state(pdev, 0); + pci_enable_device(pdev); + pci_restore_state(pdev); + + err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, + dev->name, dev); + if (err) { + printk(KERN_ERR "%s: cannot re-allocate IRQ on resume\n", + dev->name); + pci_disable_device(pdev); + return -EBUSY; + } + + err = orinoco_reinit_firmware(dev); + if (err) { + printk(KERN_ERR "%s: error %d re-initializing firmware " + "on resume\n", dev->name, err); + return err; + } + + spin_lock_irqsave(&priv->lock, flags); + + netif_device_attach(dev); + + priv->hw_unavailable--; + + if (priv->open && (! priv->hw_unavailable)) { + err = __orinoco_up(dev); + if (err) + printk(KERN_ERR "%s: Error %d restarting card on resume\n", + dev->name, err); + } + + spin_unlock_irqrestore(&priv->lock, flags); + + return 0; +} +#else +#define orinoco_pci_suspend NULL +#define orinoco_pci_resume NULL +#endif + +#endif /* _ORINOCO_PCI_H */ diff --git a/drivers/net/wireless/orinoco_plx.c b/drivers/net/wireless/orinoco_plx.c index 210e7377654..84f696c7755 100644 --- a/drivers/net/wireless/orinoco_plx.c +++ b/drivers/net/wireless/orinoco_plx.c @@ -3,7 +3,7 @@ * Driver for Prism II devices which would usually be driven by orinoco_cs, * but are connected to the PCI bus by a PLX9052. * - * Current maintainers (as of 29 September 2003) are: + * Current maintainers are: * Pavel Roskin <proski AT gnu.org> * and David Gibson <hermes AT gibson.dropbear.id.au> * @@ -30,38 +30,18 @@ * other provisions required by the GPL. If you do not delete the * provisions above, a recipient may use your version of this file * under either the MPL or the GPL. - - * Caution: this is experimental and probably buggy. For success and - * failure reports for different cards and adaptors, see - * orinoco_plx_pci_id_table near the end of the file. If you have a - * card we don't have the PCI id for, and looks like it should work, - * drop me mail with the id and "it works"/"it doesn't work". - * - * Note: if everything gets detected fine but it doesn't actually send - * or receive packets, your first port of call should probably be to - * try newer firmware in the card. Especially if you're doing Ad-Hoc - * modes. - * - * The actual driving is done by orinoco.c, this is just resource - * allocation stuff. The explanation below is courtesy of Ryan Niemi - * on the linux-wlan-ng list at - * http://archives.neohapsis.com/archives/dev/linux-wlan/2001-q1/0026.html * - * The PLX9052-based cards (WL11000 and several others) are a - * different beast than the usual PCMCIA-based PRISM2 configuration - * expected by wlan-ng. Here's the general details on how the WL11000 - * PCI adapter works: + * Here's the general details on how the PLX9052 adapter works: * * - Two PCI I/O address spaces, one 0x80 long which contains the * PLX9052 registers, and one that's 0x40 long mapped to the PCMCIA * slot I/O address space. * - * - One PCI memory address space, mapped to the PCMCIA memory space + * - One PCI memory address space, mapped to the PCMCIA attribute space * (containing the CIS). * - * After identifying the I/O and memory space, you can read through - * the memory space to confirm the CIS's device ID or manufacturer ID - * to make sure it's the expected card. qKeep in mind that the PCMCIA + * Using the later, you can read through the CIS data to make sure the + * card is compatible with the driver. Keep in mind that the PCMCIA * spec specifies the CIS as the lower 8 bits of each word read from * the CIS, so to read the bytes of the CIS, read every other byte * (0,2,4,...). Passing that test, you need to enable the I/O address @@ -71,7 +51,7 @@ * within the PCI memory space. Write 0x41 to the COR register to * enable I/O mode and to select level triggered interrupts. To * confirm you actually succeeded, read the COR register back and make - * sure it actually got set to 0x41, incase you have an unexpected + * sure it actually got set to 0x41, in case you have an unexpected * card inserted. * * Following that, you can treat the second PCI I/O address space (the @@ -101,16 +81,6 @@ * that, I've hot-swapped a number of times during debugging and * driver development for various reasons (stuck WAIT# line after the * radio card's firmware locks up). - * - * Hope this is enough info for someone to add PLX9052 support to the - * wlan-ng card. In the case of the WL11000, the PCI ID's are - * 0x1639/0x0200, with matching subsystem ID's. Other PLX9052-based - * manufacturers other than Eumitcom (or on cards other than the - * WL11000) may have different PCI ID's. - * - * If anyone needs any more specific info, let me know. I haven't had - * time to implement support myself yet, and with the way things are - * going, might not have time for a while.. */ #define DRIVER_NAME "orinoco_plx" @@ -125,6 +95,7 @@ #include <pcmcia/cisreg.h> #include "orinoco.h" +#include "orinoco_pci.h" #define COR_OFFSET (0x3e0) /* COR attribute offset of Prism2 PC card */ #define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */ @@ -134,30 +105,20 @@ #define PLX_INTCSR 0x4c /* Interrupt Control & Status Register */ #define PLX_INTCSR_INTEN (1<<6) /* Interrupt Enable bit */ -static const u8 cis_magic[] = { - 0x01, 0x03, 0x00, 0x00, 0xff, 0x17, 0x04, 0x67 -}; - -/* Orinoco PLX specific data */ -struct orinoco_plx_card { - void __iomem *attr_mem; -}; - /* * Do a soft reset of the card using the Configuration Option Register */ static int orinoco_plx_cor_reset(struct orinoco_private *priv) { hermes_t *hw = &priv->hw; - struct orinoco_plx_card *card = priv->card; - u8 __iomem *attr_mem = card->attr_mem; + struct orinoco_pci_card *card = priv->card; unsigned long timeout; u16 reg; - writeb(COR_VALUE | COR_RESET, attr_mem + COR_OFFSET); + iowrite8(COR_VALUE | COR_RESET, card->attr_io + COR_OFFSET); mdelay(1); - writeb(COR_VALUE, attr_mem + COR_OFFSET); + iowrite8(COR_VALUE, card->attr_io + COR_OFFSET); mdelay(1); /* Just in case, wait more until the card is no longer busy */ @@ -168,7 +129,7 @@ static int orinoco_plx_cor_reset(struct orinoco_private *priv) reg = hermes_read_regn(hw, CMD); } - /* Did we timeout ? */ + /* Still busy? */ if (reg & HERMES_CMD_BUSY) { printk(KERN_ERR PFX "Busy timeout\n"); return -ETIMEDOUT; @@ -177,20 +138,55 @@ static int orinoco_plx_cor_reset(struct orinoco_private *priv) return 0; } +static int orinoco_plx_hw_init(struct orinoco_pci_card *card) +{ + int i; + u32 csr_reg; + static const u8 cis_magic[] = { + 0x01, 0x03, 0x00, 0x00, 0xff, 0x17, 0x04, 0x67 + }; + + printk(KERN_DEBUG PFX "CIS: "); + for (i = 0; i < 16; i++) { + printk("%02X:", ioread8(card->attr_io + (i << 1))); + } + printk("\n"); + + /* Verify whether a supported PC card is present */ + /* FIXME: we probably need to be smarted about this */ + for (i = 0; i < sizeof(cis_magic); i++) { + if (cis_magic[i] != ioread8(card->attr_io + (i << 1))) { + printk(KERN_ERR PFX "The CIS value of Prism2 PC " + "card is unexpected\n"); + return -ENODEV; + } + } + + /* bjoern: We need to tell the card to enable interrupts, in + case the serial eprom didn't do this already. See the + PLX9052 data book, p8-1 and 8-24 for reference. */ + csr_reg = ioread32(card->bridge_io + PLX_INTCSR); + if (!(csr_reg & PLX_INTCSR_INTEN)) { + csr_reg |= PLX_INTCSR_INTEN; + iowrite32(csr_reg, card->bridge_io + PLX_INTCSR); + csr_reg = ioread32(card->bridge_io + PLX_INTCSR); + if (!(csr_reg & PLX_INTCSR_INTEN)) { + printk(KERN_ERR PFX "Cannot enable interrupts\n"); + return -EIO; + } + } + + return 0; +} static int orinoco_plx_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - int err = 0; - u8 __iomem *attr_mem = NULL; - u32 csr_reg, plx_addr; - struct orinoco_private *priv = NULL; - struct orinoco_plx_card *card; - unsigned long pccard_ioaddr = 0; - unsigned long pccard_iolen = 0; - struct net_device *dev = NULL; - void __iomem *mem; - int i; + int err; + struct orinoco_private *priv; + struct orinoco_pci_card *card; + struct net_device *dev; + void __iomem *hermes_io, *attr_io, *bridge_io; err = pci_enable_device(pdev); if (err) { @@ -199,30 +195,30 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, } err = pci_request_regions(pdev, DRIVER_NAME); - if (err != 0) { + if (err) { printk(KERN_ERR PFX "Cannot obtain PCI resources\n"); goto fail_resources; } - /* Resource 1 is mapped to PLX-specific registers */ - plx_addr = pci_resource_start(pdev, 1); + bridge_io = pci_iomap(pdev, 1, 0); + if (!bridge_io) { + printk(KERN_ERR PFX "Cannot map bridge registers\n"); + err = -EIO; + goto fail_map_bridge; + } - /* Resource 2 is mapped to the PCMCIA attribute memory */ - attr_mem = ioremap(pci_resource_start(pdev, 2), - pci_resource_len(pdev, 2)); - if (!attr_mem) { - printk(KERN_ERR PFX "Cannot remap PCMCIA space\n"); + attr_io = pci_iomap(pdev, 2, 0); + if (!attr_io) { + printk(KERN_ERR PFX "Cannot map PCMCIA attributes\n"); + err = -EIO; goto fail_map_attr; } - /* Resource 3 is mapped to the PCMCIA I/O address space */ - pccard_ioaddr = pci_resource_start(pdev, 3); - pccard_iolen = pci_resource_len(pdev, 3); - - mem = pci_iomap(pdev, 3, 0); - if (!mem) { - err = -ENOMEM; - goto fail_map_io; + hermes_io = pci_iomap(pdev, 3, 0); + if (!hermes_io) { + printk(KERN_ERR PFX "Cannot map chipset registers\n"); + err = -EIO; + goto fail_map_hermes; } /* Allocate network device */ @@ -235,16 +231,12 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, priv = netdev_priv(dev); card = priv->card; - card->attr_mem = attr_mem; - dev->base_addr = pccard_ioaddr; + card->bridge_io = bridge_io; + card->attr_io = attr_io; SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - hermes_struct_init(&priv->hw, mem, HERMES_16BIT_REGSPACING); - - printk(KERN_DEBUG PFX "Detected Orinoco/Prism2 PLX device " - "at %s irq:%d, io addr:0x%lx\n", pci_name(pdev), pdev->irq, - pccard_ioaddr); + hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); @@ -253,20 +245,11 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, err = -EBUSY; goto fail_irq; } - dev->irq = pdev->irq; - /* bjoern: We need to tell the card to enable interrupts, in - case the serial eprom didn't do this already. See the - PLX9052 data book, p8-1 and 8-24 for reference. */ - csr_reg = inl(plx_addr + PLX_INTCSR); - if (!(csr_reg & PLX_INTCSR_INTEN)) { - csr_reg |= PLX_INTCSR_INTEN; - outl(csr_reg, plx_addr + PLX_INTCSR); - csr_reg = inl(plx_addr + PLX_INTCSR); - if (!(csr_reg & PLX_INTCSR_INTEN)) { - printk(KERN_ERR PFX "Cannot enable interrupts\n"); - goto fail; - } + err = orinoco_plx_hw_init(card); + if (err) { + printk(KERN_ERR PFX "Hardware initialization failed\n"); + goto fail; } err = orinoco_plx_cor_reset(priv); @@ -275,23 +258,6 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, goto fail; } - printk(KERN_DEBUG PFX "CIS: "); - for (i = 0; i < 16; i++) { - printk("%02X:", readb(attr_mem + 2*i)); - } - printk("\n"); - - /* Verify whether a supported PC card is present */ - /* FIXME: we probably need to be smarted about this */ - for (i = 0; i < sizeof(cis_magic); i++) { - if (cis_magic[i] != readb(attr_mem +2*i)) { - printk(KERN_ERR PFX "The CIS value of Prism2 PC " - "card is unexpected\n"); - err = -EIO; - goto fail; - } - } - err = register_netdev(dev); if (err) { printk(KERN_ERR PFX "Cannot register network device\n"); @@ -299,6 +265,8 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, } pci_set_drvdata(pdev, dev); + printk(KERN_DEBUG "%s: " DRIVER_NAME " at %s\n", dev->name, + pci_name(pdev)); return 0; @@ -310,12 +278,15 @@ static int orinoco_plx_init_one(struct pci_dev *pdev, free_orinocodev(dev); fail_alloc: - pci_iounmap(pdev, mem); + pci_iounmap(pdev, hermes_io); - fail_map_io: - iounmap(attr_mem); + fail_map_hermes: + pci_iounmap(pdev, attr_io); fail_map_attr: + pci_iounmap(pdev, bridge_io); + + fail_map_bridge: pci_release_regions(pdev); fail_resources: @@ -328,23 +299,20 @@ static void __devexit orinoco_plx_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct orinoco_private *priv = netdev_priv(dev); - struct orinoco_plx_card *card = priv->card; - u8 __iomem *attr_mem = card->attr_mem; - - BUG_ON(! dev); + struct orinoco_pci_card *card = priv->card; unregister_netdev(dev); - free_irq(dev->irq, dev); + free_irq(pdev->irq, dev); pci_set_drvdata(pdev, NULL); free_orinocodev(dev); pci_iounmap(pdev, priv->hw.iobase); - iounmap(attr_mem); + pci_iounmap(pdev, card->attr_io); + pci_iounmap(pdev, card->bridge_io); pci_release_regions(pdev); pci_disable_device(pdev); } - -static struct pci_device_id orinoco_plx_pci_id_table[] = { +static struct pci_device_id orinoco_plx_id_table[] = { {0x111a, 0x1023, PCI_ANY_ID, PCI_ANY_ID,}, /* Siemens SpeedStream SS1023 */ {0x1385, 0x4100, PCI_ANY_ID, PCI_ANY_ID,}, /* Netgear MA301 */ {0x15e8, 0x0130, PCI_ANY_ID, PCI_ANY_ID,}, /* Correga - does this work? */ @@ -362,13 +330,15 @@ static struct pci_device_id orinoco_plx_pci_id_table[] = { {0,}, }; -MODULE_DEVICE_TABLE(pci, orinoco_plx_pci_id_table); +MODULE_DEVICE_TABLE(pci, orinoco_plx_id_table); static struct pci_driver orinoco_plx_driver = { .name = DRIVER_NAME, - .id_table = orinoco_plx_pci_id_table, + .id_table = orinoco_plx_id_table, .probe = orinoco_plx_init_one, .remove = __devexit_p(orinoco_plx_remove_one), + .suspend = orinoco_pci_suspend, + .resume = orinoco_pci_resume, }; static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION @@ -388,7 +358,6 @@ static int __init orinoco_plx_init(void) static void __exit orinoco_plx_exit(void) { pci_unregister_driver(&orinoco_plx_driver); - ssleep(1); } module_init(orinoco_plx_init); diff --git a/drivers/net/wireless/orinoco_tmd.c b/drivers/net/wireless/orinoco_tmd.c index 5e68b702618..d2b4decb7a7 100644 --- a/drivers/net/wireless/orinoco_tmd.c +++ b/drivers/net/wireless/orinoco_tmd.c @@ -1,5 +1,5 @@ /* orinoco_tmd.c - * + * * Driver for Prism II devices which would usually be driven by orinoco_cs, * but are connected to the PCI bus by a TMD7160. * @@ -26,25 +26,13 @@ * other provisions required by the GPL. If you do not delete the * provisions above, a recipient may use your version of this file * under either the MPL or the GPL. - - * Caution: this is experimental and probably buggy. For success and - * failure reports for different cards and adaptors, see - * orinoco_tmd_pci_id_table near the end of the file. If you have a - * card we don't have the PCI id for, and looks like it should work, - * drop me mail with the id and "it works"/"it doesn't work". - * - * Note: if everything gets detected fine but it doesn't actually send - * or receive packets, your first port of call should probably be to - * try newer firmware in the card. Especially if you're doing Ad-Hoc - * modes * * The actual driving is done by orinoco.c, this is just resource * allocation stuff. * * This driver is modeled after the orinoco_plx driver. The main - * difference is that the TMD chip has only IO port ranges and no - * memory space, i.e. no access to the CIS. Compared to the PLX chip, - * the io range functionalities are exchanged. + * difference is that the TMD chip has only IO port ranges and doesn't + * provide access to the PCMCIA attribute space. * * Pheecom sells cards with the TMD chip as "ASIC version" */ @@ -61,32 +49,26 @@ #include <pcmcia/cisreg.h> #include "orinoco.h" +#include "orinoco_pci.h" #define COR_VALUE (COR_LEVEL_REQ | COR_FUNC_ENA) /* Enable PC card with interrupt in level trigger */ #define COR_RESET (0x80) /* reset bit in the COR register */ #define TMD_RESET_TIME (500) /* milliseconds */ -/* Orinoco TMD specific data */ -struct orinoco_tmd_card { - u32 tmd_io; -}; - - /* * Do a soft reset of the card using the Configuration Option Register */ static int orinoco_tmd_cor_reset(struct orinoco_private *priv) { hermes_t *hw = &priv->hw; - struct orinoco_tmd_card *card = priv->card; - u32 addr = card->tmd_io; + struct orinoco_pci_card *card = priv->card; unsigned long timeout; u16 reg; - outb(COR_VALUE | COR_RESET, addr); + iowrite8(COR_VALUE | COR_RESET, card->bridge_io); mdelay(1); - outb(COR_VALUE, addr); + iowrite8(COR_VALUE, card->bridge_io); mdelay(1); /* Just in case, wait more until the card is no longer busy */ @@ -97,7 +79,7 @@ static int orinoco_tmd_cor_reset(struct orinoco_private *priv) reg = hermes_read_regn(hw, CMD); } - /* Did we timeout ? */ + /* Still busy? */ if (reg & HERMES_CMD_BUSY) { printk(KERN_ERR PFX "Busy timeout\n"); return -ETIMEDOUT; @@ -110,11 +92,11 @@ static int orinoco_tmd_cor_reset(struct orinoco_private *priv) static int orinoco_tmd_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - int err = 0; - struct orinoco_private *priv = NULL; - struct orinoco_tmd_card *card; - struct net_device *dev = NULL; - void __iomem *mem; + int err; + struct orinoco_private *priv; + struct orinoco_pci_card *card; + struct net_device *dev; + void __iomem *hermes_io, *bridge_io; err = pci_enable_device(pdev); if (err) { @@ -123,20 +105,28 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, } err = pci_request_regions(pdev, DRIVER_NAME); - if (err != 0) { + if (err) { printk(KERN_ERR PFX "Cannot obtain PCI resources\n"); goto fail_resources; } - mem = pci_iomap(pdev, 2, 0); - if (! mem) { - err = -ENOMEM; - goto fail_iomap; + bridge_io = pci_iomap(pdev, 1, 0); + if (!bridge_io) { + printk(KERN_ERR PFX "Cannot map bridge registers\n"); + err = -EIO; + goto fail_map_bridge; + } + + hermes_io = pci_iomap(pdev, 2, 0); + if (!hermes_io) { + printk(KERN_ERR PFX "Cannot map chipset registers\n"); + err = -EIO; + goto fail_map_hermes; } /* Allocate network device */ dev = alloc_orinocodev(sizeof(*card), orinoco_tmd_cor_reset); - if (! dev) { + if (!dev) { printk(KERN_ERR PFX "Cannot allocate network device\n"); err = -ENOMEM; goto fail_alloc; @@ -144,16 +134,11 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, priv = netdev_priv(dev); card = priv->card; - card->tmd_io = pci_resource_start(pdev, 1); - dev->base_addr = pci_resource_start(pdev, 2); + card->bridge_io = bridge_io; SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - hermes_struct_init(&priv->hw, mem, HERMES_16BIT_REGSPACING); - - printk(KERN_DEBUG PFX "Detected Orinoco/Prism2 TMD device " - "at %s irq:%d, io addr:0x%lx\n", pci_name(pdev), pdev->irq, - dev->base_addr); + hermes_struct_init(&priv->hw, hermes_io, HERMES_16BIT_REGSPACING); err = request_irq(pdev->irq, orinoco_interrupt, SA_SHIRQ, dev->name, dev); @@ -162,7 +147,6 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, err = -EBUSY; goto fail_irq; } - dev->irq = pdev->irq; err = orinoco_tmd_cor_reset(priv); if (err) { @@ -177,6 +161,8 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, } pci_set_drvdata(pdev, dev); + printk(KERN_DEBUG "%s: " DRIVER_NAME " at %s\n", dev->name, + pci_name(pdev)); return 0; @@ -188,9 +174,12 @@ static int orinoco_tmd_init_one(struct pci_dev *pdev, free_orinocodev(dev); fail_alloc: - pci_iounmap(pdev, mem); + pci_iounmap(pdev, hermes_io); + + fail_map_hermes: + pci_iounmap(pdev, bridge_io); - fail_iomap: + fail_map_bridge: pci_release_regions(pdev); fail_resources: @@ -203,31 +192,32 @@ static void __devexit orinoco_tmd_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct orinoco_private *priv = dev->priv; - - BUG_ON(! dev); + struct orinoco_pci_card *card = priv->card; unregister_netdev(dev); - free_irq(dev->irq, dev); + free_irq(pdev->irq, dev); pci_set_drvdata(pdev, NULL); free_orinocodev(dev); pci_iounmap(pdev, priv->hw.iobase); + pci_iounmap(pdev, card->bridge_io); pci_release_regions(pdev); pci_disable_device(pdev); } - -static struct pci_device_id orinoco_tmd_pci_id_table[] = { +static struct pci_device_id orinoco_tmd_id_table[] = { {0x15e8, 0x0131, PCI_ANY_ID, PCI_ANY_ID,}, /* NDC and OEMs, e.g. pheecom */ {0,}, }; -MODULE_DEVICE_TABLE(pci, orinoco_tmd_pci_id_table); +MODULE_DEVICE_TABLE(pci, orinoco_tmd_id_table); static struct pci_driver orinoco_tmd_driver = { .name = DRIVER_NAME, - .id_table = orinoco_tmd_pci_id_table, + .id_table = orinoco_tmd_id_table, .probe = orinoco_tmd_init_one, .remove = __devexit_p(orinoco_tmd_remove_one), + .suspend = orinoco_pci_suspend, + .resume = orinoco_pci_resume, }; static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION @@ -245,7 +235,6 @@ static int __init orinoco_tmd_init(void) static void __exit orinoco_tmd_exit(void) { pci_unregister_driver(&orinoco_tmd_driver); - ssleep(1); } module_init(orinoco_tmd_init); diff --git a/drivers/net/wireless/spectrum_cs.c b/drivers/net/wireless/spectrum_cs.c index f7b77ce54d7..7f9aa139c34 100644 --- a/drivers/net/wireless/spectrum_cs.c +++ b/drivers/net/wireless/spectrum_cs.c @@ -1,6 +1,6 @@ /* * Driver for 802.11b cards using RAM-loadable Symbol firmware, such as - * Symbol Wireless Networker LA4100, CompactFlash cards by Socket + * Symbol Wireless Networker LA4137, CompactFlash cards by Socket * Communications and Intel PRO/Wireless 2011B. * * The driver implements Symbol firmware download. The rest is handled @@ -120,8 +120,8 @@ static void spectrum_cs_release(struct pcmcia_device *link); * Each block has the following structure. */ struct dblock { - __le32 _addr; /* adapter address where to write the block */ - __le16 _len; /* length of the data only, in bytes */ + __le32 addr; /* adapter address where to write the block */ + __le16 len; /* length of the data only, in bytes */ char data[0]; /* data to be written */ } __attribute__ ((packed)); @@ -131,9 +131,9 @@ struct dblock { * items with matching ID should be written. */ struct pdr { - __le32 _id; /* record ID */ - __le32 _addr; /* adapter address where to write the data */ - __le32 _len; /* expected length of the data, in bytes */ + __le32 id; /* record ID */ + __le32 addr; /* adapter address where to write the data */ + __le32 len; /* expected length of the data, in bytes */ char next[0]; /* next PDR starts here */ } __attribute__ ((packed)); @@ -144,8 +144,8 @@ struct pdr { * be plugged into the secondary firmware. */ struct pdi { - __le16 _len; /* length of ID and data, in words */ - __le16 _id; /* record ID */ + __le16 len; /* length of ID and data, in words */ + __le16 id; /* record ID */ char data[0]; /* plug data */ } __attribute__ ((packed)); @@ -154,44 +154,44 @@ struct pdi { static inline u32 dblock_addr(const struct dblock *blk) { - return le32_to_cpu(blk->_addr); + return le32_to_cpu(blk->addr); } static inline u32 dblock_len(const struct dblock *blk) { - return le16_to_cpu(blk->_len); + return le16_to_cpu(blk->len); } static inline u32 pdr_id(const struct pdr *pdr) { - return le32_to_cpu(pdr->_id); + return le32_to_cpu(pdr->id); } static inline u32 pdr_addr(const struct pdr *pdr) { - return le32_to_cpu(pdr->_addr); + return le32_to_cpu(pdr->addr); } static inline u32 pdr_len(const struct pdr *pdr) { - return le32_to_cpu(pdr->_len); + return le32_to_cpu(pdr->len); } static inline u32 pdi_id(const struct pdi *pdi) { - return le16_to_cpu(pdi->_id); + return le16_to_cpu(pdi->id); } /* Return length of the data only, in bytes */ static inline u32 pdi_len(const struct pdi *pdi) { - return 2 * (le16_to_cpu(pdi->_len) - 1); + return 2 * (le16_to_cpu(pdi->len) - 1); } @@ -343,8 +343,7 @@ spectrum_plug_pdi(hermes_t *hw, struct pdr *first_pdr, struct pdi *pdi) /* do the actual plugging */ spectrum_aux_setaddr(hw, pdr_addr(pdr)); - hermes_write_words(hw, HERMES_AUXDATA, pdi->data, - pdi_len(pdi) / 2); + hermes_write_bytes(hw, HERMES_AUXDATA, pdi->data, pdi_len(pdi)); return 0; } @@ -424,8 +423,8 @@ spectrum_load_blocks(hermes_t *hw, const struct dblock *first_block) while (dblock_addr(blk) != BLOCK_END) { spectrum_aux_setaddr(hw, blkaddr); - hermes_write_words(hw, HERMES_AUXDATA, blk->data, - blklen / 2); + hermes_write_bytes(hw, HERMES_AUXDATA, blk->data, + blklen); blk = (struct dblock *) &blk->data[blklen]; blkaddr = dblock_addr(blk); @@ -626,14 +625,11 @@ static void spectrum_cs_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; + if (link->dev_node) + unregister_netdev(dev); + spectrum_cs_release(link); - DEBUG(0, PFX "detach: link=%p link->dev_node=%p\n", link, link->dev_node); - if (link->dev_node) { - DEBUG(0, PFX "About to unregister net device %p\n", - dev); - unregister_netdev(dev); - } free_orinocodev(dev); } /* spectrum_cs_detach */ @@ -653,13 +649,10 @@ spectrum_cs_config(struct pcmcia_device *link) int last_fn, last_ret; u_char buf[64]; config_info_t conf; - cisinfo_t info; tuple_t tuple; cisparse_t parse; void __iomem *mem; - CS_CHECK(ValidateCIS, pcmcia_validate_cis(link, &info)); - /* * This reads the card's CONFIG tuple to find its * configuration registers. @@ -709,12 +702,6 @@ spectrum_cs_config(struct pcmcia_device *link) goto next_entry; link->conf.ConfigIndex = cfg->index; - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } - /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) { @@ -835,19 +822,10 @@ spectrum_cs_config(struct pcmcia_device *link) net_device has been registered */ /* Finally, report what we've done */ - printk(KERN_DEBUG "%s: index 0x%02x: ", - dev->name, link->conf.ConfigIndex); - if (link->conf.Vpp) - printk(", Vpp %d.%d", link->conf.Vpp / 10, - link->conf.Vpp % 10); - printk(", irq %d", link->irq.AssignedIRQ); - if (link->io.NumPorts1) - printk(", io 0x%04x-0x%04x", link->io.BasePort1, - link->io.BasePort1 + link->io.NumPorts1 - 1); - if (link->io.NumPorts2) - printk(" & 0x%04x-0x%04x", link->io.BasePort2, - link->io.BasePort2 + link->io.NumPorts2 - 1); - printk("\n"); + printk(KERN_DEBUG "%s: " DRIVER_NAME " at %s, irq %d, io " + "0x%04x-0x%04x\n", dev->name, dev->class_dev.dev->bus_id, + link->irq.AssignedIRQ, link->io.BasePort1, + link->io.BasePort1 + link->io.NumPorts1 - 1); return 0; @@ -888,11 +866,10 @@ spectrum_cs_suspend(struct pcmcia_device *link) { struct net_device *dev = link->priv; struct orinoco_private *priv = netdev_priv(dev); - unsigned long flags; int err = 0; /* Mark the device as stopped, to block IO until later */ - spin_lock_irqsave(&priv->lock, flags); + spin_lock(&priv->lock); err = __orinoco_down(dev); if (err) @@ -902,9 +879,9 @@ spectrum_cs_suspend(struct pcmcia_device *link) netif_device_detach(dev); priv->hw_unavailable++; - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock(&priv->lock); - return 0; + return err; } static int @@ -932,7 +909,7 @@ static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION " David Gibson <hermes@gibson.dropbear.id.au>, et al)"; static struct pcmcia_device_id spectrum_cs_ids[] = { - PCMCIA_DEVICE_MANF_CARD(0x026c, 0x0001), /* Symbol Spectrum24 LA4100 */ + PCMCIA_DEVICE_MANF_CARD(0x026c, 0x0001), /* Symbol Spectrum24 LA4137 */ PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0001), /* Socket Communications CF */ PCMCIA_DEVICE_PROD_ID12("Intel", "PRO/Wireless LAN PC Card", 0x816cc815, 0x6fbf459a), /* 2011B, not 2011 */ PCMCIA_DEVICE_NULL, diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 2329f941a0d..8d107c6c2c7 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -164,7 +164,6 @@ int pci_bus_find_capability(struct pci_bus *bus, unsigned int devfn, int cap) return __pci_bus_find_cap(bus, devfn, hdr_type & 0x7f, cap); } -#if 0 /** * pci_find_ext_capability - Find an extended capability * @dev: PCI device to query @@ -212,7 +211,7 @@ int pci_find_ext_capability(struct pci_dev *dev, int cap) return 0; } -#endif /* 0 */ +EXPORT_SYMBOL_GPL(pci_find_ext_capability); /** * pci_find_parent_resource - return resource region of parent bus of given region diff --git a/drivers/s390/net/Makefile b/drivers/s390/net/Makefile index 90d4d0ef3dd..6775a837d64 100644 --- a/drivers/s390/net/Makefile +++ b/drivers/s390/net/Makefile @@ -2,7 +2,7 @@ # S/390 network devices # -ctc-objs := ctcmain.o ctctty.o ctcdbug.o +ctc-objs := ctcmain.o ctcdbug.o obj-$(CONFIG_IUCV) += iucv.o obj-$(CONFIG_NETIUCV) += netiucv.o fsm.o @@ -10,6 +10,7 @@ obj-$(CONFIG_SMSGIUCV) += smsgiucv.o obj-$(CONFIG_CTC) += ctc.o fsm.o cu3088.o obj-$(CONFIG_LCS) += lcs.o cu3088.o obj-$(CONFIG_CLAW) += claw.o cu3088.o +obj-$(CONFIG_MPC) += ctcmpc.o fsm.o cu3088.o qeth-y := qeth_main.o qeth_mpc.o qeth_sys.o qeth_eddp.o qeth-$(CONFIG_PROC_FS) += qeth_proc.o obj-$(CONFIG_QETH) += qeth.o diff --git a/drivers/s390/net/ctcmain.c b/drivers/s390/net/ctcmain.c index fe986af884f..20c8eb16f46 100644 --- a/drivers/s390/net/ctcmain.c +++ b/drivers/s390/net/ctcmain.c @@ -6,7 +6,7 @@ * Fixes by : Jochen Röhrig (roehrig@de.ibm.com) * Arnaldo Carvalho de Melo <acme@conectiva.com.br> Peter Tiedemann (ptiedem@de.ibm.com) - * Driver Model stuff by : Cornelia Huck <huckc@de.ibm.com> + * Driver Model stuff by : Cornelia Huck <cornelia.huck@de.ibm.com> * * Documentation used: * - Principles of Operation (IBM doc#: SA22-7201-06) @@ -65,7 +65,6 @@ #include <asm/idals.h> -#include "ctctty.h" #include "fsm.h" #include "cu3088.h" @@ -479,10 +478,7 @@ ctc_unpack_skb(struct channel *ch, struct sk_buff *pskb) skb->dev = pskb->dev; skb->protocol = pskb->protocol; pskb->ip_summed = CHECKSUM_UNNECESSARY; - if (ch->protocol == CTC_PROTO_LINUX_TTY) - ctc_tty_netif_rx(skb); - else - netif_rx_ni(skb); + netif_rx_ni(skb); /** * Successful rx; reset logflags */ @@ -557,8 +553,7 @@ ccw_unit_check(struct channel *ch, unsigned char sense) DBF_TEXT(trace, 5, __FUNCTION__); if (sense & SNS0_INTERVENTION_REQ) { if (sense & 0x01) { - if (ch->protocol != CTC_PROTO_LINUX_TTY) - ctc_pr_debug("%s: Interface disc. or Sel. reset " + ctc_pr_debug("%s: Interface disc. or Sel. reset " "(remote)\n", ch->id); fsm_event(ch->fsm, CH_EVENT_UC_RCRESET, ch); } else { @@ -2034,7 +2029,6 @@ static void dev_action_chup(fsm_instance * fi, int event, void *arg) { struct net_device *dev = (struct net_device *) arg; - struct ctc_priv *privptr = dev->priv; DBF_TEXT(trace, 3, __FUNCTION__); switch (fsm_getstate(fi)) { @@ -2049,8 +2043,6 @@ dev_action_chup(fsm_instance * fi, int event, void *arg) fsm_newstate(fi, DEV_STATE_RUNNING); ctc_pr_info("%s: connected with remote side\n", dev->name); - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - ctc_tty_setcarrier(dev, 1); ctc_clear_busy(dev); } break; @@ -2059,8 +2051,6 @@ dev_action_chup(fsm_instance * fi, int event, void *arg) fsm_newstate(fi, DEV_STATE_RUNNING); ctc_pr_info("%s: connected with remote side\n", dev->name); - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - ctc_tty_setcarrier(dev, 1); ctc_clear_busy(dev); } break; @@ -2086,14 +2076,10 @@ dev_action_chup(fsm_instance * fi, int event, void *arg) static void dev_action_chdown(fsm_instance * fi, int event, void *arg) { - struct net_device *dev = (struct net_device *) arg; - struct ctc_priv *privptr = dev->priv; DBF_TEXT(trace, 3, __FUNCTION__); switch (fsm_getstate(fi)) { case DEV_STATE_RUNNING: - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - ctc_tty_setcarrier(dev, 0); if (event == DEV_EVENT_TXDOWN) fsm_newstate(fi, DEV_STATE_STARTWAIT_TX); else @@ -2397,8 +2383,6 @@ ctc_tx(struct sk_buff *skb, struct net_device * dev) */ if (fsm_getstate(privptr->fsm) != DEV_STATE_RUNNING) { fsm_event(privptr->fsm, DEV_EVENT_START, dev); - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - return -EBUSY; dev_kfree_skb(skb); privptr->stats.tx_dropped++; privptr->stats.tx_errors++; @@ -2608,20 +2592,13 @@ ctc_netdev_unregister(struct net_device * dev) if (!dev) return; privptr = (struct ctc_priv *) dev->priv; - if (privptr->protocol != CTC_PROTO_LINUX_TTY) - unregister_netdev(dev); - else - ctc_tty_unregister_netdev(dev); + unregister_netdev(dev); } static int ctc_netdev_register(struct net_device * dev) { - struct ctc_priv *privptr = (struct ctc_priv *) dev->priv; - if (privptr->protocol != CTC_PROTO_LINUX_TTY) - return register_netdev(dev); - else - return ctc_tty_register_netdev(dev); + return register_netdev(dev); } static void @@ -2667,7 +2644,9 @@ ctc_proto_store(struct device *dev, struct device_attribute *attr, const char *b if (!priv) return -ENODEV; sscanf(buf, "%u", &value); - if ((value < 0) || (value > CTC_PROTO_MAX)) + if (!((value == CTC_PROTO_S390) || + (value == CTC_PROTO_LINUX) || + (value == CTC_PROTO_OS390))) return -EINVAL; priv->protocol = value; @@ -2897,10 +2876,7 @@ ctc_new_device(struct ccwgroup_device *cgdev) goto out; } - if (privptr->protocol == CTC_PROTO_LINUX_TTY) - strlcpy(dev->name, "ctctty%d", IFNAMSIZ); - else - strlcpy(dev->name, "ctc%d", IFNAMSIZ); + strlcpy(dev->name, "ctc%d", IFNAMSIZ); for (direction = READ; direction <= WRITE; direction++) { privptr->channel[direction] = @@ -3046,7 +3022,6 @@ ctc_exit(void) { DBF_TEXT(setup, 3, __FUNCTION__); unregister_cu3088_discipline(&ctc_group_driver); - ctc_tty_cleanup(); ctc_unregister_dbf_views(); ctc_pr_info("CTC driver unloaded\n"); } @@ -3073,10 +3048,8 @@ ctc_init(void) ctc_pr_crit("ctc_init failed with ctc_register_dbf_views rc = %d\n", ret); return ret; } - ctc_tty_init(); ret = register_cu3088_discipline(&ctc_group_driver); if (ret) { - ctc_tty_cleanup(); ctc_unregister_dbf_views(); } return ret; diff --git a/drivers/s390/net/ctcmain.h b/drivers/s390/net/ctcmain.h index d2e835c0c13..7f305d119f3 100644 --- a/drivers/s390/net/ctcmain.h +++ b/drivers/s390/net/ctcmain.h @@ -35,7 +35,9 @@ #include <asm/ccwdev.h> #include <asm/ccwgroup.h> -#include "ctctty.h" +#include <linux/skbuff.h> +#include <linux/netdevice.h> + #include "fsm.h" #include "cu3088.h" @@ -50,9 +52,7 @@ #define CTC_PROTO_S390 0 #define CTC_PROTO_LINUX 1 -#define CTC_PROTO_LINUX_TTY 2 #define CTC_PROTO_OS390 3 -#define CTC_PROTO_MAX 3 #define CTC_BUFSIZE_LIMIT 65535 #define CTC_BUFSIZE_DEFAULT 32768 @@ -257,15 +257,13 @@ static __inline__ void ctc_clear_busy(struct net_device * dev) { clear_bit(0, &(((struct ctc_priv *) dev->priv)->tbusy)); - if (((struct ctc_priv *)dev->priv)->protocol != CTC_PROTO_LINUX_TTY) - netif_wake_queue(dev); + netif_wake_queue(dev); } static __inline__ int ctc_test_and_set_busy(struct net_device * dev) { - if (((struct ctc_priv *)dev->priv)->protocol != CTC_PROTO_LINUX_TTY) - netif_stop_queue(dev); + netif_stop_queue(dev); return test_and_set_bit(0, &((struct ctc_priv *) dev->priv)->tbusy); } diff --git a/drivers/s390/net/ctctty.c b/drivers/s390/net/ctctty.c deleted file mode 100644 index af54d1de07b..00000000000 --- a/drivers/s390/net/ctctty.c +++ /dev/null @@ -1,1259 +0,0 @@ -/* - * CTC / ESCON network driver, tty interface. - * - * Copyright (C) 2001 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Fritz Elfert (elfert@de.ibm.com, felfert@millenux.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <linux/config.h> -#include <linux/module.h> -#include <linux/tty.h> -#include <linux/tty_flip.h> -#include <linux/serial_reg.h> -#include <linux/interrupt.h> -#include <linux/delay.h> -#include <asm/uaccess.h> -#include <linux/devfs_fs_kernel.h> -#include "ctctty.h" -#include "ctcdbug.h" - -#define CTC_TTY_MAJOR 43 -#define CTC_TTY_MAX_DEVICES 64 - -#define CTC_ASYNC_MAGIC 0x49344C01 /* for paranoia-checking */ -#define CTC_ASYNC_INITIALIZED 0x80000000 /* port was initialized */ -#define CTC_ASYNC_NORMAL_ACTIVE 0x20000000 /* Normal device active */ -#define CTC_ASYNC_CLOSING 0x08000000 /* Serial port is closing */ -#define CTC_ASYNC_CTS_FLOW 0x04000000 /* Do CTS flow control */ -#define CTC_ASYNC_CHECK_CD 0x02000000 /* i.e., CLOCAL */ -#define CTC_ASYNC_HUP_NOTIFY 0x0001 /* Notify tty on hangups/closes */ -#define CTC_ASYNC_NETDEV_OPEN 0x0002 /* Underlying netdev is open */ -#define CTC_ASYNC_TX_LINESTAT 0x0004 /* Must send line status */ -#define CTC_ASYNC_SPLIT_TERMIOS 0x0008 /* Sep. termios for dialin/out */ -#define CTC_TTY_XMIT_SIZE 1024 /* Default bufsize for write */ -#define CTC_SERIAL_XMIT_MAX 4000 /* Maximum bufsize for write */ - -/* Private data (similar to async_struct in <linux/serial.h>) */ -typedef struct { - int magic; - int flags; /* defined in tty.h */ - int mcr; /* Modem control register */ - int msr; /* Modem status register */ - int lsr; /* Line status register */ - int line; - int count; /* # of fd on device */ - int blocked_open; /* # of blocked opens */ - struct net_device *netdev; - struct sk_buff_head tx_queue; /* transmit queue */ - struct sk_buff_head rx_queue; /* receive queue */ - struct tty_struct *tty; /* Pointer to corresponding tty */ - wait_queue_head_t open_wait; - wait_queue_head_t close_wait; - struct semaphore write_sem; - struct tasklet_struct tasklet; - struct timer_list stoptimer; -} ctc_tty_info; - -/* Description of one CTC-tty */ -typedef struct { - struct tty_driver *ctc_tty_device; /* tty-device */ - ctc_tty_info info[CTC_TTY_MAX_DEVICES]; /* Private data */ -} ctc_tty_driver; - -static ctc_tty_driver *driver; - -/* Leave this unchanged unless you know what you do! */ -#define MODEM_PARANOIA_CHECK -#define MODEM_DO_RESTART - -#define CTC_TTY_NAME "ctctty" - -static __u32 ctc_tty_magic = CTC_ASYNC_MAGIC; -static int ctc_tty_shuttingdown = 0; - -static spinlock_t ctc_tty_lock; - -/* ctc_tty_try_read() is called from within ctc_tty_rcv_skb() - * to stuff incoming data directly into a tty's flip-buffer. If the - * flip buffer is full, the packet gets queued up. - * - * Return: - * 1 = Success - * 0 = Failure, data has to be buffered and later processed by - * ctc_tty_readmodem(). - */ -static int -ctc_tty_try_read(ctc_tty_info * info, struct sk_buff *skb) -{ - int len; - struct tty_struct *tty; - - DBF_TEXT(trace, 5, __FUNCTION__); - if ((tty = info->tty)) { - if (info->mcr & UART_MCR_RTS) { - len = skb->len; - tty_insert_flip_string(tty, skb->data, len); - tty_flip_buffer_push(tty); - kfree_skb(skb); - return 1; - } - } - return 0; -} - -/* ctc_tty_readmodem() is called periodically from within timer-interrupt. - * It tries getting received data from the receive queue an stuff it into - * the tty's flip-buffer. - */ -static int -ctc_tty_readmodem(ctc_tty_info *info) -{ - int ret = 1; - struct tty_struct *tty; - - DBF_TEXT(trace, 5, __FUNCTION__); - if ((tty = info->tty)) { - if (info->mcr & UART_MCR_RTS) { - struct sk_buff *skb; - - if ((skb = skb_dequeue(&info->rx_queue))) { - int len = skb->len; - tty_insert_flip_string(tty, skb->data, len); - skb_pull(skb, len); - tty_flip_buffer_push(tty); - if (skb->len > 0) - skb_queue_head(&info->rx_queue, skb); - else { - kfree_skb(skb); - ret = !skb_queue_empty(&info->rx_queue); - } - } - } - } - return ret; -} - -void -ctc_tty_setcarrier(struct net_device *netdev, int on) -{ - int i; - - DBF_TEXT(trace, 4, __FUNCTION__); - if ((!driver) || ctc_tty_shuttingdown) - return; - for (i = 0; i < CTC_TTY_MAX_DEVICES; i++) - if (driver->info[i].netdev == netdev) { - ctc_tty_info *info = &driver->info[i]; - if (on) - info->msr |= UART_MSR_DCD; - else - info->msr &= ~UART_MSR_DCD; - if ((info->flags & CTC_ASYNC_CHECK_CD) && (!on)) - tty_hangup(info->tty); - } -} - -void -ctc_tty_netif_rx(struct sk_buff *skb) -{ - int i; - ctc_tty_info *info = NULL; - - DBF_TEXT(trace, 5, __FUNCTION__); - if (!skb) - return; - if ((!skb->dev) || (!driver) || ctc_tty_shuttingdown) { - dev_kfree_skb(skb); - return; - } - for (i = 0; i < CTC_TTY_MAX_DEVICES; i++) - if (driver->info[i].netdev == skb->dev) { - info = &driver->info[i]; - break; - } - if (!info) { - dev_kfree_skb(skb); - return; - } - if (skb->len < 6) { - dev_kfree_skb(skb); - return; - } - if (memcmp(skb->data, &ctc_tty_magic, sizeof(__u32))) { - dev_kfree_skb(skb); - return; - } - skb_pull(skb, sizeof(__u32)); - - i = *((int *)skb->data); - skb_pull(skb, sizeof(info->mcr)); - if (i & UART_MCR_RTS) { - info->msr |= UART_MSR_CTS; - if (info->flags & CTC_ASYNC_CTS_FLOW) - info->tty->hw_stopped = 0; - } else { - info->msr &= ~UART_MSR_CTS; - if (info->flags & CTC_ASYNC_CTS_FLOW) - info->tty->hw_stopped = 1; - } - if (i & UART_MCR_DTR) - info->msr |= UART_MSR_DSR; - else - info->msr &= ~UART_MSR_DSR; - if (skb->len <= 0) { - kfree_skb(skb); - return; - } - /* Try to deliver directly via tty-flip-buf if queue is empty */ - if (skb_queue_empty(&info->rx_queue)) - if (ctc_tty_try_read(info, skb)) - return; - /* Direct deliver failed or queue wasn't empty. - * Queue up for later dequeueing via timer-irq. - */ - skb_queue_tail(&info->rx_queue, skb); - /* Schedule dequeuing */ - tasklet_schedule(&info->tasklet); -} - -static int -ctc_tty_tint(ctc_tty_info * info) -{ - struct sk_buff *skb = skb_dequeue(&info->tx_queue); - int stopped = (info->tty->hw_stopped || info->tty->stopped); - int wake = 1; - int rc; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (!info->netdev) { - if (skb) - kfree_skb(skb); - return 0; - } - if (info->flags & CTC_ASYNC_TX_LINESTAT) { - int skb_res = info->netdev->hard_header_len + - sizeof(info->mcr) + sizeof(__u32); - /* If we must update line status, - * create an empty dummy skb and insert it. - */ - if (skb) - skb_queue_head(&info->tx_queue, skb); - - skb = dev_alloc_skb(skb_res); - if (!skb) { - printk(KERN_WARNING - "ctc_tty: Out of memory in %s%d tint\n", - CTC_TTY_NAME, info->line); - return 1; - } - skb_reserve(skb, skb_res); - stopped = 0; - wake = 0; - } - if (!skb) - return 0; - if (stopped) { - skb_queue_head(&info->tx_queue, skb); - return 1; - } -#if 0 - if (skb->len > 0) - printk(KERN_DEBUG "tint: %d %02x\n", skb->len, *(skb->data)); - else - printk(KERN_DEBUG "tint: %d STAT\n", skb->len); -#endif - memcpy(skb_push(skb, sizeof(info->mcr)), &info->mcr, sizeof(info->mcr)); - memcpy(skb_push(skb, sizeof(__u32)), &ctc_tty_magic, sizeof(__u32)); - rc = info->netdev->hard_start_xmit(skb, info->netdev); - if (rc) { - skb_pull(skb, sizeof(info->mcr) + sizeof(__u32)); - if (skb->len > 0) - skb_queue_head(&info->tx_queue, skb); - else - kfree_skb(skb); - } else { - struct tty_struct *tty = info->tty; - - info->flags &= ~CTC_ASYNC_TX_LINESTAT; - if (tty) { - tty_wakeup(tty); - } - } - return (skb_queue_empty(&info->tx_queue) ? 0 : 1); -} - -/************************************************************ - * - * Modem-functions - * - * mostly "stolen" from original Linux-serial.c and friends. - * - ************************************************************/ - -static inline int -ctc_tty_paranoia_check(ctc_tty_info * info, char *name, const char *routine) -{ -#ifdef MODEM_PARANOIA_CHECK - if (!info) { - printk(KERN_WARNING "ctc_tty: null info_struct for %s in %s\n", - name, routine); - return 1; - } - if (info->magic != CTC_ASYNC_MAGIC) { - printk(KERN_WARNING "ctc_tty: bad magic for info struct %s in %s\n", - name, routine); - return 1; - } -#endif - return 0; -} - -static void -ctc_tty_inject(ctc_tty_info *info, char c) -{ - int skb_res; - struct sk_buff *skb; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_shuttingdown) - return; - skb_res = info->netdev->hard_header_len + sizeof(info->mcr) + - sizeof(__u32) + 1; - skb = dev_alloc_skb(skb_res); - if (!skb) { - printk(KERN_WARNING - "ctc_tty: Out of memory in %s%d tx_inject\n", - CTC_TTY_NAME, info->line); - return; - } - skb_reserve(skb, skb_res); - *(skb_put(skb, 1)) = c; - skb_queue_head(&info->tx_queue, skb); - tasklet_schedule(&info->tasklet); -} - -static void -ctc_tty_transmit_status(ctc_tty_info *info) -{ - DBF_TEXT(trace, 5, __FUNCTION__); - if (ctc_tty_shuttingdown) - return; - info->flags |= CTC_ASYNC_TX_LINESTAT; - tasklet_schedule(&info->tasklet); -} - -static void -ctc_tty_change_speed(ctc_tty_info * info) -{ - unsigned int cflag; - unsigned int quot; - int i; - - DBF_TEXT(trace, 3, __FUNCTION__); - if (!info->tty || !info->tty->termios) - return; - cflag = info->tty->termios->c_cflag; - - quot = i = cflag & CBAUD; - if (i & CBAUDEX) { - i &= ~CBAUDEX; - if (i < 1 || i > 2) - info->tty->termios->c_cflag &= ~CBAUDEX; - else - i += 15; - } - if (quot) { - info->mcr |= UART_MCR_DTR; - info->mcr |= UART_MCR_RTS; - ctc_tty_transmit_status(info); - } else { - info->mcr &= ~UART_MCR_DTR; - info->mcr &= ~UART_MCR_RTS; - ctc_tty_transmit_status(info); - return; - } - - /* CTS flow control flag and modem status interrupts */ - if (cflag & CRTSCTS) { - info->flags |= CTC_ASYNC_CTS_FLOW; - } else - info->flags &= ~CTC_ASYNC_CTS_FLOW; - if (cflag & CLOCAL) - info->flags &= ~CTC_ASYNC_CHECK_CD; - else { - info->flags |= CTC_ASYNC_CHECK_CD; - } -} - -static int -ctc_tty_startup(ctc_tty_info * info) -{ - DBF_TEXT(trace, 3, __FUNCTION__); - if (info->flags & CTC_ASYNC_INITIALIZED) - return 0; -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "starting up %s%d ...\n", CTC_TTY_NAME, info->line); -#endif - /* - * Now, initialize the UART - */ - info->mcr = UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2; - if (info->tty) - clear_bit(TTY_IO_ERROR, &info->tty->flags); - /* - * and set the speed of the serial port - */ - ctc_tty_change_speed(info); - - info->flags |= CTC_ASYNC_INITIALIZED; - if (!(info->flags & CTC_ASYNC_NETDEV_OPEN)) - info->netdev->open(info->netdev); - info->flags |= CTC_ASYNC_NETDEV_OPEN; - return 0; -} - -static void -ctc_tty_stopdev(unsigned long data) -{ - ctc_tty_info *info = (ctc_tty_info *)data; - - if ((!info) || (!info->netdev) || - (info->flags & CTC_ASYNC_INITIALIZED)) - return; - info->netdev->stop(info->netdev); - info->flags &= ~CTC_ASYNC_NETDEV_OPEN; -} - -/* - * This routine will shutdown a serial port; interrupts are disabled, and - * DTR is dropped if the hangup on close termio flag is on. - */ -static void -ctc_tty_shutdown(ctc_tty_info * info) -{ - DBF_TEXT(trace, 3, __FUNCTION__); - if (!(info->flags & CTC_ASYNC_INITIALIZED)) - return; -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "Shutting down %s%d ....\n", CTC_TTY_NAME, info->line); -#endif - info->msr &= ~UART_MSR_RI; - if (!info->tty || (info->tty->termios->c_cflag & HUPCL)) - info->mcr &= ~(UART_MCR_DTR | UART_MCR_RTS); - if (info->tty) - set_bit(TTY_IO_ERROR, &info->tty->flags); - mod_timer(&info->stoptimer, jiffies + (10 * HZ)); - skb_queue_purge(&info->tx_queue); - skb_queue_purge(&info->rx_queue); - info->flags &= ~CTC_ASYNC_INITIALIZED; -} - -/* ctc_tty_write() is the main send-routine. It is called from the upper - * levels within the kernel to perform sending data. Depending on the - * online-flag it either directs output to the at-command-interpreter or - * to the lower level. Additional tasks done here: - * - If online, check for escape-sequence (+++) - * - If sending audio-data, call ctc_tty_DLEdown() to parse DLE-codes. - * - If receiving audio-data, call ctc_tty_end_vrx() to abort if needed. - * - If dialing, abort dial. - */ -static int -ctc_tty_write(struct tty_struct *tty, const u_char * buf, int count) -{ - int c; - int total = 0; - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 5, __FUNCTION__); - if (ctc_tty_shuttingdown) - goto ex; - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_write")) - goto ex; - if (!tty) - goto ex; - if (!info->netdev) { - total = -ENODEV; - goto ex; - } - while (1) { - struct sk_buff *skb; - int skb_res; - - c = (count < CTC_TTY_XMIT_SIZE) ? count : CTC_TTY_XMIT_SIZE; - if (c <= 0) - break; - - skb_res = info->netdev->hard_header_len + sizeof(info->mcr) + - + sizeof(__u32); - skb = dev_alloc_skb(skb_res + c); - if (!skb) { - printk(KERN_WARNING - "ctc_tty: Out of memory in %s%d write\n", - CTC_TTY_NAME, info->line); - break; - } - skb_reserve(skb, skb_res); - memcpy(skb_put(skb, c), buf, c); - skb_queue_tail(&info->tx_queue, skb); - buf += c; - total += c; - count -= c; - } - if (!skb_queue_empty(&info->tx_queue)) { - info->lsr &= ~UART_LSR_TEMT; - tasklet_schedule(&info->tasklet); - } -ex: - DBF_TEXT(trace, 6, __FUNCTION__); - return total; -} - -static int -ctc_tty_write_room(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_write_room")) - return 0; - return CTC_TTY_XMIT_SIZE; -} - -static int -ctc_tty_chars_in_buffer(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_chars_in_buffer")) - return 0; - return 0; -} - -static void -ctc_tty_flush_buffer(struct tty_struct *tty) -{ - ctc_tty_info *info; - unsigned long flags; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (!tty) - goto ex; - spin_lock_irqsave(&ctc_tty_lock, flags); - info = (ctc_tty_info *) tty->driver_data; - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_flush_buffer")) { - spin_unlock_irqrestore(&ctc_tty_lock, flags); - goto ex; - } - skb_queue_purge(&info->tx_queue); - info->lsr |= UART_LSR_TEMT; - spin_unlock_irqrestore(&ctc_tty_lock, flags); - wake_up_interruptible(&tty->write_wait); - tty_wakeup(tty); -ex: - DBF_TEXT_(trace, 2, "ex: %s ", __FUNCTION__); - return; -} - -static void -ctc_tty_flush_chars(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_shuttingdown) - return; - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_flush_chars")) - return; - if (tty->stopped || tty->hw_stopped || skb_queue_empty(&info->tx_queue)) - return; - tasklet_schedule(&info->tasklet); -} - -/* - * ------------------------------------------------------------ - * ctc_tty_throttle() - * - * This routine is called by the upper-layer tty layer to signal that - * incoming characters should be throttled. - * ------------------------------------------------------------ - */ -static void -ctc_tty_throttle(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_throttle")) - return; - info->mcr &= ~UART_MCR_RTS; - if (I_IXOFF(tty)) - ctc_tty_inject(info, STOP_CHAR(tty)); - ctc_tty_transmit_status(info); -} - -static void -ctc_tty_unthrottle(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_unthrottle")) - return; - info->mcr |= UART_MCR_RTS; - if (I_IXOFF(tty)) - ctc_tty_inject(info, START_CHAR(tty)); - ctc_tty_transmit_status(info); -} - -/* - * ------------------------------------------------------------ - * ctc_tty_ioctl() and friends - * ------------------------------------------------------------ - */ - -/* - * ctc_tty_get_lsr_info - get line status register info - * - * Purpose: Let user call ioctl() to get info when the UART physically - * is emptied. On bus types like RS485, the transmitter must - * release the bus after transmitting. This must be done when - * the transmit shift register is empty, not be done when the - * transmit holding register is empty. This functionality - * allows RS485 driver to be written in user space. - */ -static int -ctc_tty_get_lsr_info(ctc_tty_info * info, uint __user *value) -{ - u_char status; - uint result; - ulong flags; - - DBF_TEXT(trace, 4, __FUNCTION__); - spin_lock_irqsave(&ctc_tty_lock, flags); - status = info->lsr; - spin_unlock_irqrestore(&ctc_tty_lock, flags); - result = ((status & UART_LSR_TEMT) ? TIOCSER_TEMT : 0); - put_user(result, value); - return 0; -} - - -static int ctc_tty_tiocmget(struct tty_struct *tty, struct file *file) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - u_char control, - status; - uint result; - ulong flags; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_ioctl")) - return -ENODEV; - if (tty->flags & (1 << TTY_IO_ERROR)) - return -EIO; - - control = info->mcr; - spin_lock_irqsave(&ctc_tty_lock, flags); - status = info->msr; - spin_unlock_irqrestore(&ctc_tty_lock, flags); - result = ((control & UART_MCR_RTS) ? TIOCM_RTS : 0) - | ((control & UART_MCR_DTR) ? TIOCM_DTR : 0) - | ((status & UART_MSR_DCD) ? TIOCM_CAR : 0) - | ((status & UART_MSR_RI) ? TIOCM_RNG : 0) - | ((status & UART_MSR_DSR) ? TIOCM_DSR : 0) - | ((status & UART_MSR_CTS) ? TIOCM_CTS : 0); - return result; -} - -static int -ctc_tty_tiocmset(struct tty_struct *tty, struct file *file, - unsigned int set, unsigned int clear) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_ioctl")) - return -ENODEV; - if (tty->flags & (1 << TTY_IO_ERROR)) - return -EIO; - - if (set & TIOCM_RTS) - info->mcr |= UART_MCR_RTS; - if (set & TIOCM_DTR) - info->mcr |= UART_MCR_DTR; - - if (clear & TIOCM_RTS) - info->mcr &= ~UART_MCR_RTS; - if (clear & TIOCM_DTR) - info->mcr &= ~UART_MCR_DTR; - - if ((set | clear) & (TIOCM_RTS|TIOCM_DTR)) - ctc_tty_transmit_status(info); - return 0; -} - -static int -ctc_tty_ioctl(struct tty_struct *tty, struct file *file, - uint cmd, ulong arg) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - int error; - int retval; - - DBF_TEXT(trace, 4, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_ioctl")) - return -ENODEV; - if (tty->flags & (1 << TTY_IO_ERROR)) - return -EIO; - switch (cmd) { - case TCSBRK: /* SVID version: non-zero arg --> no break */ -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TCSBRK\n", CTC_TTY_NAME, info->line); -#endif - retval = tty_check_change(tty); - if (retval) - return retval; - tty_wait_until_sent(tty, 0); - return 0; - case TCSBRKP: /* support for POSIX tcsendbreak() */ -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TCSBRKP\n", CTC_TTY_NAME, info->line); -#endif - retval = tty_check_change(tty); - if (retval) - return retval; - tty_wait_until_sent(tty, 0); - return 0; - case TIOCGSOFTCAR: -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TIOCGSOFTCAR\n", CTC_TTY_NAME, - info->line); -#endif - error = put_user(C_CLOCAL(tty) ? 1 : 0, (ulong __user *) arg); - return error; - case TIOCSSOFTCAR: -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TIOCSSOFTCAR\n", CTC_TTY_NAME, - info->line); -#endif - error = get_user(arg, (ulong __user *) arg); - if (error) - return error; - tty->termios->c_cflag = - ((tty->termios->c_cflag & ~CLOCAL) | - (arg ? CLOCAL : 0)); - return 0; - case TIOCSERGETLSR: /* Get line status register */ -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "%s%d ioctl TIOCSERGETLSR\n", CTC_TTY_NAME, - info->line); -#endif - if (access_ok(VERIFY_WRITE, (void __user *) arg, sizeof(uint))) - return ctc_tty_get_lsr_info(info, (uint __user *) arg); - else - return -EFAULT; - default: -#ifdef CTC_DEBUG_MODEM_IOCTL - printk(KERN_DEBUG "UNKNOWN ioctl 0x%08x on %s%d\n", cmd, - CTC_TTY_NAME, info->line); -#endif - return -ENOIOCTLCMD; - } - return 0; -} - -static void -ctc_tty_set_termios(struct tty_struct *tty, struct termios *old_termios) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - unsigned int cflag = tty->termios->c_cflag; - - DBF_TEXT(trace, 4, __FUNCTION__); - ctc_tty_change_speed(info); - - /* Handle transition to B0 */ - if ((old_termios->c_cflag & CBAUD) && !(cflag & CBAUD)) { - info->mcr &= ~(UART_MCR_DTR|UART_MCR_RTS); - ctc_tty_transmit_status(info); - } - - /* Handle transition from B0 to other */ - if (!(old_termios->c_cflag & CBAUD) && (cflag & CBAUD)) { - info->mcr |= UART_MCR_DTR; - if (!(tty->termios->c_cflag & CRTSCTS) || - !test_bit(TTY_THROTTLED, &tty->flags)) { - info->mcr |= UART_MCR_RTS; - } - ctc_tty_transmit_status(info); - } - - /* Handle turning off CRTSCTS */ - if ((old_termios->c_cflag & CRTSCTS) && - !(tty->termios->c_cflag & CRTSCTS)) - tty->hw_stopped = 0; -} - -/* - * ------------------------------------------------------------ - * ctc_tty_open() and friends - * ------------------------------------------------------------ - */ -static int -ctc_tty_block_til_ready(struct tty_struct *tty, struct file *filp, ctc_tty_info *info) -{ - DECLARE_WAITQUEUE(wait, NULL); - int do_clocal = 0; - unsigned long flags; - int retval; - - DBF_TEXT(trace, 4, __FUNCTION__); - /* - * If the device is in the middle of being closed, then block - * until it's done, and then try again. - */ - if (tty_hung_up_p(filp) || - (info->flags & CTC_ASYNC_CLOSING)) { - if (info->flags & CTC_ASYNC_CLOSING) - wait_event(info->close_wait, - !(info->flags & CTC_ASYNC_CLOSING)); -#ifdef MODEM_DO_RESTART - if (info->flags & CTC_ASYNC_HUP_NOTIFY) - return -EAGAIN; - else - return -ERESTARTSYS; -#else - return -EAGAIN; -#endif - } - /* - * If non-blocking mode is set, then make the check up front - * and then exit. - */ - if ((filp->f_flags & O_NONBLOCK) || - (tty->flags & (1 << TTY_IO_ERROR))) { - info->flags |= CTC_ASYNC_NORMAL_ACTIVE; - return 0; - } - if (tty->termios->c_cflag & CLOCAL) - do_clocal = 1; - /* - * Block waiting for the carrier detect and the line to become - * free (i.e., not in use by the callout). While we are in - * this loop, info->count is dropped by one, so that - * ctc_tty_close() knows when to free things. We restore it upon - * exit, either normal or abnormal. - */ - retval = 0; - add_wait_queue(&info->open_wait, &wait); -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_block_til_ready before block: %s%d, count = %d\n", - CTC_TTY_NAME, info->line, info->count); -#endif - spin_lock_irqsave(&ctc_tty_lock, flags); - if (!(tty_hung_up_p(filp))) - info->count--; - spin_unlock_irqrestore(&ctc_tty_lock, flags); - info->blocked_open++; - while (1) { - set_current_state(TASK_INTERRUPTIBLE); - if (tty_hung_up_p(filp) || - !(info->flags & CTC_ASYNC_INITIALIZED)) { -#ifdef MODEM_DO_RESTART - if (info->flags & CTC_ASYNC_HUP_NOTIFY) - retval = -EAGAIN; - else - retval = -ERESTARTSYS; -#else - retval = -EAGAIN; -#endif - break; - } - if (!(info->flags & CTC_ASYNC_CLOSING) && - (do_clocal || (info->msr & UART_MSR_DCD))) { - break; - } - if (signal_pending(current)) { - retval = -ERESTARTSYS; - break; - } -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_block_til_ready blocking: %s%d, count = %d\n", - CTC_TTY_NAME, info->line, info->count); -#endif - schedule(); - } - current->state = TASK_RUNNING; - remove_wait_queue(&info->open_wait, &wait); - if (!tty_hung_up_p(filp)) - info->count++; - info->blocked_open--; -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_block_til_ready after blocking: %s%d, count = %d\n", - CTC_TTY_NAME, info->line, info->count); -#endif - if (retval) - return retval; - info->flags |= CTC_ASYNC_NORMAL_ACTIVE; - return 0; -} - -/* - * This routine is called whenever a serial port is opened. It - * enables interrupts for a serial port, linking in its async structure into - * the IRQ chain. It also performs the serial-specific - * initialization for the tty structure. - */ -static int -ctc_tty_open(struct tty_struct *tty, struct file *filp) -{ - ctc_tty_info *info; - unsigned long saveflags; - int retval, - line; - - DBF_TEXT(trace, 3, __FUNCTION__); - line = tty->index; - if (line < 0 || line > CTC_TTY_MAX_DEVICES) - return -ENODEV; - info = &driver->info[line]; - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_open")) - return -ENODEV; - if (!info->netdev) - return -ENODEV; -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_open %s, count = %d\n", tty->name, - info->count); -#endif - spin_lock_irqsave(&ctc_tty_lock, saveflags); - info->count++; - tty->driver_data = info; - info->tty = tty; - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); - /* - * Start up serial port - */ - retval = ctc_tty_startup(info); - if (retval) { -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_open return after startup\n"); -#endif - return retval; - } - retval = ctc_tty_block_til_ready(tty, filp, info); - if (retval) { -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_open return after ctc_tty_block_til_ready \n"); -#endif - return retval; - } -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_open %s successful...\n", tty->name); -#endif - return 0; -} - -static void -ctc_tty_close(struct tty_struct *tty, struct file *filp) -{ - ctc_tty_info *info = (ctc_tty_info *) tty->driver_data; - ulong flags; - ulong timeout; - DBF_TEXT(trace, 3, __FUNCTION__); - if (!info || ctc_tty_paranoia_check(info, tty->name, "ctc_tty_close")) - return; - spin_lock_irqsave(&ctc_tty_lock, flags); - if (tty_hung_up_p(filp)) { - spin_unlock_irqrestore(&ctc_tty_lock, flags); -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_close return after tty_hung_up_p\n"); -#endif - return; - } - if ((tty->count == 1) && (info->count != 1)) { - /* - * Uh, oh. tty->count is 1, which means that the tty - * structure will be freed. Info->count should always - * be one in these conditions. If it's greater than - * one, we've got real problems, since it means the - * serial port won't be shutdown. - */ - printk(KERN_ERR "ctc_tty_close: bad port count; tty->count is 1, " - "info->count is %d\n", info->count); - info->count = 1; - } - if (--info->count < 0) { - printk(KERN_ERR "ctc_tty_close: bad port count for %s%d: %d\n", - CTC_TTY_NAME, info->line, info->count); - info->count = 0; - } - if (info->count) { - local_irq_restore(flags); -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_close after info->count != 0\n"); -#endif - return; - } - info->flags |= CTC_ASYNC_CLOSING; - tty->closing = 1; - /* - * At this point we stop accepting input. To do this, we - * disable the receive line status interrupts, and tell the - * interrupt driver to stop checking the data ready bit in the - * line status register. - */ - if (info->flags & CTC_ASYNC_INITIALIZED) { - tty_wait_until_sent(tty, 30*HZ); /* 30 seconds timeout */ - /* - * Before we drop DTR, make sure the UART transmitter - * has completely drained; this is especially - * important if there is a transmit FIFO! - */ - timeout = jiffies + HZ; - while (!(info->lsr & UART_LSR_TEMT)) { - spin_unlock_irqrestore(&ctc_tty_lock, flags); - msleep(500); - spin_lock_irqsave(&ctc_tty_lock, flags); - if (time_after(jiffies,timeout)) - break; - } - } - ctc_tty_shutdown(info); - if (tty->driver->flush_buffer) { - skb_queue_purge(&info->tx_queue); - info->lsr |= UART_LSR_TEMT; - } - tty_ldisc_flush(tty); - info->tty = 0; - tty->closing = 0; - if (info->blocked_open) { - msleep_interruptible(500); - wake_up_interruptible(&info->open_wait); - } - info->flags &= ~(CTC_ASYNC_NORMAL_ACTIVE | CTC_ASYNC_CLOSING); - wake_up_interruptible(&info->close_wait); - spin_unlock_irqrestore(&ctc_tty_lock, flags); -#ifdef CTC_DEBUG_MODEM_OPEN - printk(KERN_DEBUG "ctc_tty_close normal exit\n"); -#endif -} - -/* - * ctc_tty_hangup() --- called by tty_hangup() when a hangup is signaled. - */ -static void -ctc_tty_hangup(struct tty_struct *tty) -{ - ctc_tty_info *info = (ctc_tty_info *)tty->driver_data; - unsigned long saveflags; - DBF_TEXT(trace, 3, __FUNCTION__); - if (ctc_tty_paranoia_check(info, tty->name, "ctc_tty_hangup")) - return; - ctc_tty_shutdown(info); - info->count = 0; - info->flags &= ~CTC_ASYNC_NORMAL_ACTIVE; - spin_lock_irqsave(&ctc_tty_lock, saveflags); - info->tty = 0; - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); - wake_up_interruptible(&info->open_wait); -} - - -/* - * For all online tty's, try sending data to - * the lower levels. - */ -static void -ctc_tty_task(unsigned long arg) -{ - ctc_tty_info *info = (void *)arg; - unsigned long saveflags; - int again; - - DBF_TEXT(trace, 3, __FUNCTION__); - spin_lock_irqsave(&ctc_tty_lock, saveflags); - if ((!ctc_tty_shuttingdown) && info) { - again = ctc_tty_tint(info); - if (!again) - info->lsr |= UART_LSR_TEMT; - again |= ctc_tty_readmodem(info); - if (again) { - tasklet_schedule(&info->tasklet); - } - } - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); -} - -static struct tty_operations ctc_ops = { - .open = ctc_tty_open, - .close = ctc_tty_close, - .write = ctc_tty_write, - .flush_chars = ctc_tty_flush_chars, - .write_room = ctc_tty_write_room, - .chars_in_buffer = ctc_tty_chars_in_buffer, - .flush_buffer = ctc_tty_flush_buffer, - .ioctl = ctc_tty_ioctl, - .throttle = ctc_tty_throttle, - .unthrottle = ctc_tty_unthrottle, - .set_termios = ctc_tty_set_termios, - .hangup = ctc_tty_hangup, - .tiocmget = ctc_tty_tiocmget, - .tiocmset = ctc_tty_tiocmset, -}; - -int -ctc_tty_init(void) -{ - int i; - ctc_tty_info *info; - struct tty_driver *device; - - DBF_TEXT(trace, 2, __FUNCTION__); - driver = kmalloc(sizeof(ctc_tty_driver), GFP_KERNEL); - if (driver == NULL) { - printk(KERN_WARNING "Out of memory in ctc_tty_modem_init\n"); - return -ENOMEM; - } - memset(driver, 0, sizeof(ctc_tty_driver)); - device = alloc_tty_driver(CTC_TTY_MAX_DEVICES); - if (!device) { - kfree(driver); - printk(KERN_WARNING "Out of memory in ctc_tty_modem_init\n"); - return -ENOMEM; - } - - device->devfs_name = "ctc/" CTC_TTY_NAME; - device->name = CTC_TTY_NAME; - device->major = CTC_TTY_MAJOR; - device->minor_start = 0; - device->type = TTY_DRIVER_TYPE_SERIAL; - device->subtype = SERIAL_TYPE_NORMAL; - device->init_termios = tty_std_termios; - device->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL; - device->flags = TTY_DRIVER_REAL_RAW; - device->driver_name = "ctc_tty", - tty_set_operations(device, &ctc_ops); - if (tty_register_driver(device)) { - printk(KERN_WARNING "ctc_tty: Couldn't register serial-device\n"); - put_tty_driver(device); - kfree(driver); - return -1; - } - driver->ctc_tty_device = device; - for (i = 0; i < CTC_TTY_MAX_DEVICES; i++) { - info = &driver->info[i]; - init_MUTEX(&info->write_sem); - tasklet_init(&info->tasklet, ctc_tty_task, - (unsigned long) info); - info->magic = CTC_ASYNC_MAGIC; - info->line = i; - info->tty = 0; - info->count = 0; - info->blocked_open = 0; - init_waitqueue_head(&info->open_wait); - init_waitqueue_head(&info->close_wait); - skb_queue_head_init(&info->tx_queue); - skb_queue_head_init(&info->rx_queue); - init_timer(&info->stoptimer); - info->stoptimer.function = ctc_tty_stopdev; - info->stoptimer.data = (unsigned long)info; - info->mcr = UART_MCR_RTS; - } - return 0; -} - -int -ctc_tty_register_netdev(struct net_device *dev) { - int ttynum; - char *err; - char *p; - - DBF_TEXT(trace, 2, __FUNCTION__); - if ((!dev) || (!dev->name)) { - printk(KERN_WARNING - "ctc_tty_register_netdev called " - "with NULL dev or NULL dev-name\n"); - return -1; - } - - /* - * If the name is a format string the caller wants us to - * do a name allocation : format string must end with %d - */ - if (strchr(dev->name, '%')) - { - int err = dev_alloc_name(dev, dev->name); // dev->name is changed by this - if (err < 0) { - printk(KERN_DEBUG "dev_alloc returned error %d\n", err); - return err; - } - - } - - for (p = dev->name; p && ((*p < '0') || (*p > '9')); p++); - ttynum = simple_strtoul(p, &err, 0); - if ((ttynum < 0) || (ttynum >= CTC_TTY_MAX_DEVICES) || - (err && *err)) { - printk(KERN_WARNING - "ctc_tty_register_netdev called " - "with number in name '%s'\n", dev->name); - return -1; - } - if (driver->info[ttynum].netdev) { - printk(KERN_WARNING - "ctc_tty_register_netdev called " - "for already registered device '%s'\n", - dev->name); - return -1; - } - driver->info[ttynum].netdev = dev; - return 0; -} - -void -ctc_tty_unregister_netdev(struct net_device *dev) { - int i; - unsigned long saveflags; - ctc_tty_info *info = NULL; - - DBF_TEXT(trace, 2, __FUNCTION__); - spin_lock_irqsave(&ctc_tty_lock, saveflags); - for (i = 0; i < CTC_TTY_MAX_DEVICES; i++) - if (driver->info[i].netdev == dev) { - info = &driver->info[i]; - break; - } - if (info) { - info->netdev = NULL; - skb_queue_purge(&info->tx_queue); - skb_queue_purge(&info->rx_queue); - } - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); -} - -void -ctc_tty_cleanup(void) { - unsigned long saveflags; - - DBF_TEXT(trace, 2, __FUNCTION__); - spin_lock_irqsave(&ctc_tty_lock, saveflags); - ctc_tty_shuttingdown = 1; - spin_unlock_irqrestore(&ctc_tty_lock, saveflags); - tty_unregister_driver(driver->ctc_tty_device); - put_tty_driver(driver->ctc_tty_device); - kfree(driver); - driver = NULL; -} diff --git a/drivers/s390/net/ctctty.h b/drivers/s390/net/ctctty.h deleted file mode 100644 index 7254dc00631..00000000000 --- a/drivers/s390/net/ctctty.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * CTC / ESCON network driver, tty interface. - * - * Copyright (C) 2001 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Fritz Elfert (elfert@de.ibm.com, felfert@millenux.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef _CTCTTY_H_ -#define _CTCTTY_H_ - -#include <linux/skbuff.h> -#include <linux/netdevice.h> - -extern int ctc_tty_register_netdev(struct net_device *); -extern void ctc_tty_unregister_netdev(struct net_device *); -extern void ctc_tty_netif_rx(struct sk_buff *); -extern int ctc_tty_init(void); -extern void ctc_tty_cleanup(void); -extern void ctc_tty_setcarrier(struct net_device *, int); - -#endif diff --git a/include/linux/pci.h b/include/linux/pci.h index 3a6a4e37a48..6fd36cb0916 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -442,6 +442,7 @@ struct pci_dev *pci_find_device_reverse (unsigned int vendor, unsigned int devic struct pci_dev *pci_find_slot (unsigned int bus, unsigned int devfn); int pci_find_capability (struct pci_dev *dev, int cap); int pci_find_next_capability (struct pci_dev *dev, u8 pos, int cap); +int pci_find_ext_capability (struct pci_dev *dev, int cap); struct pci_bus * pci_find_next_bus(const struct pci_bus *from); struct pci_dev *pci_get_device (unsigned int vendor, unsigned int device, struct pci_dev *from); @@ -662,6 +663,7 @@ static inline int pci_register_driver(struct pci_driver *drv) { return 0;} static inline void pci_unregister_driver(struct pci_driver *drv) { } static inline int pci_find_capability (struct pci_dev *dev, int cap) {return 0; } static inline int pci_find_next_capability (struct pci_dev *dev, u8 post, int cap) { return 0; } +static inline int pci_find_ext_capability (struct pci_dev *dev, int cap) {return 0; } static inline const struct pci_device_id *pci_match_device(const struct pci_device_id *ids, const struct pci_dev *dev) { return NULL; } /* Power management related routines */ diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 590dc6dca31..c3fe769c912 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -935,6 +935,7 @@ #define PCI_DEVICE_ID_PLX_DJINN_ITOO 0x1151 #define PCI_DEVICE_ID_PLX_R753 0x1152 #define PCI_DEVICE_ID_PLX_OLITEC 0x1187 +#define PCI_DEVICE_ID_PLX_PCI200SYN 0x3196 #define PCI_DEVICE_ID_PLX_9050 0x9050 #define PCI_DEVICE_ID_PLX_9080 0x9080 #define PCI_DEVICE_ID_PLX_GTEK_SERIAL2 0xa001 @@ -1182,6 +1183,14 @@ #define PCI_DEVICE_ID_NVIDIA_QUADRO_FX_1100 0x034E #define PCI_DEVICE_ID_NVIDIA_NVENET_14 0x0372 #define PCI_DEVICE_ID_NVIDIA_NVENET_15 0x0373 +#define PCI_DEVICE_ID_NVIDIA_NVENET_16 0x03E5 +#define PCI_DEVICE_ID_NVIDIA_NVENET_17 0x03E6 +#define PCI_DEVICE_ID_NVIDIA_NVENET_18 0x03EE +#define PCI_DEVICE_ID_NVIDIA_NVENET_19 0x03EF +#define PCI_DEVICE_ID_NVIDIA_NVENET_20 0x0450 +#define PCI_DEVICE_ID_NVIDIA_NVENET_21 0x0451 +#define PCI_DEVICE_ID_NVIDIA_NVENET_22 0x0452 +#define PCI_DEVICE_ID_NVIDIA_NVENET_23 0x0453 #define PCI_VENDOR_ID_IMS 0x10e0 #define PCI_DEVICE_ID_IMS_TT128 0x9128 @@ -1827,6 +1836,7 @@ #define PCI_VENDOR_ID_SAMSUNG 0x144d +#define PCI_VENDOR_ID_MYRICOM 0x14c1 #define PCI_VENDOR_ID_TITAN 0x14D2 #define PCI_DEVICE_ID_TITAN_010L 0x8001 diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index d5926bfb1fc..293e920ca59 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -29,7 +29,7 @@ #include <linux/kernel.h> /* ARRAY_SIZE */ #include <linux/wireless.h> -#define IEEE80211_VERSION "git-1.1.7" +#define IEEE80211_VERSION "git-1.1.13" #define IEEE80211_DATA_LEN 2304 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section @@ -104,6 +104,9 @@ #define IEEE80211_SCTL_FRAG 0x000F #define IEEE80211_SCTL_SEQ 0xFFF0 +/* QOS control */ +#define IEEE80211_QCTL_TID 0x000F + /* debug macros */ #ifdef CONFIG_IEEE80211_DEBUG @@ -1075,6 +1078,7 @@ struct ieee80211_device { int (*handle_management) (struct net_device * dev, struct ieee80211_network * network, u16 type); + int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb); /* Typical STA methods */ int (*handle_auth) (struct net_device * dev, diff --git a/include/net/ieee80211softmac.h b/include/net/ieee80211softmac.h index 052ed596a4e..703463a8828 100644 --- a/include/net/ieee80211softmac.h +++ b/include/net/ieee80211softmac.h @@ -86,6 +86,9 @@ struct ieee80211softmac_assoc_info { /* BSSID we're trying to associate to */ char bssid[ETH_ALEN]; + + /* Rates supported by the network */ + struct ieee80211softmac_ratesinfo supported_rates; /* some flags. * static_essid is valid if the essid is constant, @@ -132,23 +135,26 @@ enum { struct ieee80211softmac_txrates { /* The Bit-Rate to be used for multicast frames. */ u8 mcast_rate; - /* The Bit-Rate to be used for multicast fallback - * (If the device supports fallback and hardware-retry) - */ - u8 mcast_fallback; + + /* The Bit-Rate to be used for multicast management frames. */ + u8 mgt_mcast_rate; + /* The Bit-Rate to be used for any other (normal) data packet. */ u8 default_rate; /* The Bit-Rate to be used for default fallback * (If the device supports fallback and hardware-retry) */ u8 default_fallback; + + /* This is the rate that the user asked for */ + u8 user_rate; }; /* Bits for txrates_change callback. */ #define IEEE80211SOFTMAC_TXRATECHG_DEFAULT (1 << 0) /* default_rate */ #define IEEE80211SOFTMAC_TXRATECHG_DEFAULT_FBACK (1 << 1) /* default_fallback */ #define IEEE80211SOFTMAC_TXRATECHG_MCAST (1 << 2) /* mcast_rate */ -#define IEEE80211SOFTMAC_TXRATECHG_MCAST_FBACK (1 << 3) /* mcast_fallback */ +#define IEEE80211SOFTMAC_TXRATECHG_MGT_MCAST (1 << 3) /* mgt_mcast_rate */ struct ieee80211softmac_device { /* 802.11 structure for data stuff */ @@ -250,6 +256,28 @@ extern void ieee80211softmac_fragment_lost(struct net_device *dev, * Note that the rates need to be sorted. */ extern void ieee80211softmac_set_rates(struct net_device *dev, u8 count, u8 *rates); +/* Helper function which advises you the rate at which a frame should be + * transmitted at. */ +static inline u8 ieee80211softmac_suggest_txrate(struct ieee80211softmac_device *mac, + int is_multicast, + int is_mgt) +{ + struct ieee80211softmac_txrates *txrates = &mac->txrates; + + if (!mac->associated) + return txrates->mgt_mcast_rate; + + /* We are associated, sending unicast frame */ + if (!is_multicast) + return txrates->default_rate; + + /* We are associated, sending multicast frame */ + if (is_mgt) + return txrates->mgt_mcast_rate; + else + return txrates->mcast_rate; +} + /* Start the SoftMAC. Call this after you initialized the device * and it is ready to run. */ diff --git a/include/net/ieee80211softmac_wx.h b/include/net/ieee80211softmac_wx.h index 3e0be453ece..4ee3ad57283 100644 --- a/include/net/ieee80211softmac_wx.h +++ b/include/net/ieee80211softmac_wx.h @@ -91,4 +91,9 @@ ieee80211softmac_wx_get_genie(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); +extern int +ieee80211softmac_wx_set_mlme(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra); #endif /* _IEEE80211SOFTMAC_WX */ diff --git a/net/ieee80211/ieee80211_crypt_tkip.c b/net/ieee80211/ieee80211_crypt_tkip.c index 93def94c1b3..3fa5df2e1f0 100644 --- a/net/ieee80211/ieee80211_crypt_tkip.c +++ b/net/ieee80211/ieee80211_crypt_tkip.c @@ -501,8 +501,11 @@ static int michael_mic(struct ieee80211_tkip_data *tkey, u8 * key, u8 * hdr, static void michael_mic_hdr(struct sk_buff *skb, u8 * hdr) { struct ieee80211_hdr_4addr *hdr11; + u16 stype; hdr11 = (struct ieee80211_hdr_4addr *)skb->data; + stype = WLAN_FC_GET_STYPE(le16_to_cpu(hdr11->frame_ctl)); + switch (le16_to_cpu(hdr11->frame_ctl) & (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { case IEEE80211_FCTL_TODS: @@ -523,7 +526,13 @@ static void michael_mic_hdr(struct sk_buff *skb, u8 * hdr) break; } - hdr[12] = 0; /* priority */ + if (stype & IEEE80211_STYPE_QOS_DATA) { + const struct ieee80211_hdr_3addrqos *qoshdr = + (struct ieee80211_hdr_3addrqos *)skb->data; + hdr[12] = le16_to_cpu(qoshdr->qos_ctl) & IEEE80211_QCTL_TID; + } else + hdr[12] = 0; /* priority */ + hdr[13] = hdr[14] = hdr[15] = 0; /* reserved */ } diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c index 604b7b0097b..2bf567fd5a1 100644 --- a/net/ieee80211/ieee80211_rx.c +++ b/net/ieee80211/ieee80211_rx.c @@ -369,7 +369,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, /* Put this code here so that we avoid duplicating it in all * Rx paths. - Jean II */ -#ifdef CONFIG_WIRELESS_EXT #ifdef IW_WIRELESS_SPY /* defined in iw_handler.h */ /* If spy monitoring on */ if (ieee->spy_data.spy_number > 0) { @@ -398,7 +397,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, wireless_spy_update(ieee->dev, hdr->addr2, &wstats); } #endif /* IW_WIRELESS_SPY */ -#endif /* CONFIG_WIRELESS_EXT */ #ifdef NOT_YET hostap_update_rx_stats(local->ap, hdr, rx_stats); @@ -1692,8 +1690,8 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee, WLAN_FC_GET_STYPE(le16_to_cpu (header->frame_ctl))); - IEEE80211_WARNING("%s: IEEE80211_REASSOC_REQ received\n", - ieee->dev->name); + IEEE80211_DEBUG_MGMT("%s: IEEE80211_REASSOC_REQ received\n", + ieee->dev->name); if (ieee->handle_reassoc_request != NULL) ieee->handle_reassoc_request(ieee->dev, (struct ieee80211_reassoc_request *) @@ -1705,8 +1703,8 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee, WLAN_FC_GET_STYPE(le16_to_cpu (header->frame_ctl))); - IEEE80211_WARNING("%s: IEEE80211_ASSOC_REQ received\n", - ieee->dev->name); + IEEE80211_DEBUG_MGMT("%s: IEEE80211_ASSOC_REQ received\n", + ieee->dev->name); if (ieee->handle_assoc_request != NULL) ieee->handle_assoc_request(ieee->dev); break; @@ -1722,10 +1720,10 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee, IEEE80211_DEBUG_MGMT("received UNKNOWN (%d)\n", WLAN_FC_GET_STYPE(le16_to_cpu (header->frame_ctl))); - IEEE80211_WARNING("%s: Unknown management packet: %d\n", - ieee->dev->name, - WLAN_FC_GET_STYPE(le16_to_cpu - (header->frame_ctl))); + IEEE80211_DEBUG_MGMT("%s: Unknown management packet: %d\n", + ieee->dev->name, + WLAN_FC_GET_STYPE(le16_to_cpu + (header->frame_ctl))); break; } } diff --git a/net/ieee80211/ieee80211_tx.c b/net/ieee80211/ieee80211_tx.c index 8b4332f5339..233d527c695 100644 --- a/net/ieee80211/ieee80211_tx.c +++ b/net/ieee80211/ieee80211_tx.c @@ -220,13 +220,43 @@ static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size, return txb; } +static int ieee80211_classify(struct sk_buff *skb) +{ + struct ethhdr *eth; + struct iphdr *ip; + + eth = (struct ethhdr *)skb->data; + if (eth->h_proto != __constant_htons(ETH_P_IP)) + return 0; + + ip = skb->nh.iph; + switch (ip->tos & 0xfc) { + case 0x20: + return 2; + case 0x40: + return 1; + case 0x60: + return 3; + case 0x80: + return 4; + case 0xa0: + return 5; + case 0xc0: + return 6; + case 0xe0: + return 7; + default: + return 0; + } +} + /* Incoming skb is converted to a txb which consists of * a block of 802.11 fragment packets (stored as skbs) */ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) { struct ieee80211_device *ieee = netdev_priv(dev); struct ieee80211_txb *txb = NULL; - struct ieee80211_hdr_3addr *frag_hdr; + struct ieee80211_hdr_3addrqos *frag_hdr; int i, bytes_per_frag, nr_frags, bytes_last_frag, frag_size, rts_required; unsigned long flags; @@ -234,9 +264,10 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) int ether_type, encrypt, host_encrypt, host_encrypt_msdu, host_build_iv; int bytes, fc, hdr_len; struct sk_buff *skb_frag; - struct ieee80211_hdr_3addr header = { /* Ensure zero initialized */ + struct ieee80211_hdr_3addrqos header = {/* Ensure zero initialized */ .duration_id = 0, - .seq_ctl = 0 + .seq_ctl = 0, + .qos_ctl = 0 }; u8 dest[ETH_ALEN], src[ETH_ALEN]; struct ieee80211_crypt_data *crypt; @@ -282,12 +313,6 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) memcpy(dest, skb->data, ETH_ALEN); memcpy(src, skb->data + ETH_ALEN, ETH_ALEN); - /* Advance the SKB to the start of the payload */ - skb_pull(skb, sizeof(struct ethhdr)); - - /* Determine total amount of storage required for TXB packets */ - bytes = skb->len + SNAP_SIZE + sizeof(u16); - if (host_encrypt || host_build_iv) fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA | IEEE80211_FCTL_PROTECTED; @@ -306,9 +331,23 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) memcpy(header.addr2, src, ETH_ALEN); memcpy(header.addr3, ieee->bssid, ETH_ALEN); } - header.frame_ctl = cpu_to_le16(fc); hdr_len = IEEE80211_3ADDR_LEN; + if (ieee->is_qos_active && ieee->is_qos_active(dev, skb)) { + fc |= IEEE80211_STYPE_QOS_DATA; + hdr_len += 2; + + skb->priority = ieee80211_classify(skb); + header.qos_ctl |= skb->priority & IEEE80211_QCTL_TID; + } + header.frame_ctl = cpu_to_le16(fc); + + /* Advance the SKB to the start of the payload */ + skb_pull(skb, sizeof(struct ethhdr)); + + /* Determine total amount of storage required for TXB packets */ + bytes = skb->len + SNAP_SIZE + sizeof(u16); + /* Encrypt msdu first on the whole data packet. */ if ((host_encrypt || host_encrypt_msdu) && crypt && crypt->ops && crypt->ops->encrypt_msdu) { @@ -402,7 +441,7 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) if (rts_required) { skb_frag = txb->fragments[0]; frag_hdr = - (struct ieee80211_hdr_3addr *)skb_put(skb_frag, hdr_len); + (struct ieee80211_hdr_3addrqos *)skb_put(skb_frag, hdr_len); /* * Set header frame_ctl to the RTS. @@ -433,7 +472,7 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev) crypt->ops->extra_mpdu_prefix_len); frag_hdr = - (struct ieee80211_hdr_3addr *)skb_put(skb_frag, hdr_len); + (struct ieee80211_hdr_3addrqos *)skb_put(skb_frag, hdr_len); memcpy(frag_hdr, &header, hdr_len); /* If this is not the last fragment, then add the MOREFRAGS diff --git a/net/ieee80211/ieee80211_wx.c b/net/ieee80211/ieee80211_wx.c index b885fd18940..a78c4f845f6 100644 --- a/net/ieee80211/ieee80211_wx.c +++ b/net/ieee80211/ieee80211_wx.c @@ -50,7 +50,8 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee, char *p; struct iw_event iwe; int i, j; - u8 max_rate, rate; + char *current_val; /* For rates */ + u8 rate; /* First entry *MUST* be the AP MAC address */ iwe.cmd = SIOCGIWAP; @@ -107,9 +108,13 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee, start = iwe_stream_add_point(start, stop, &iwe, network->ssid); /* Add basic and extended rates */ - max_rate = 0; - p = custom; - p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): "); + /* Rate : stuffing multiple values in a single event require a bit + * more of magic - Jean II */ + current_val = start + IW_EV_LCP_LEN; + iwe.cmd = SIOCGIWRATE; + /* Those two flags are ignored... */ + iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; + for (i = 0, j = 0; i < network->rates_len;) { if (j < network->rates_ex_len && ((network->rates_ex[j] & 0x7F) < @@ -117,28 +122,21 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee, rate = network->rates_ex[j++] & 0x7F; else rate = network->rates[i++] & 0x7F; - if (rate > max_rate) - max_rate = rate; - p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), - "%d%s ", rate >> 1, (rate & 1) ? ".5" : ""); + /* Bit rate given in 500 kb/s units (+ 0x80) */ + iwe.u.bitrate.value = ((rate & 0x7f) * 500000); + /* Add new value to event */ + current_val = iwe_stream_add_value(start, current_val, stop, &iwe, IW_EV_PARAM_LEN); } for (; j < network->rates_ex_len; j++) { rate = network->rates_ex[j] & 0x7F; - p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), - "%d%s ", rate >> 1, (rate & 1) ? ".5" : ""); - if (rate > max_rate) - max_rate = rate; + /* Bit rate given in 500 kb/s units (+ 0x80) */ + iwe.u.bitrate.value = ((rate & 0x7f) * 500000); + /* Add new value to event */ + current_val = iwe_stream_add_value(start, current_val, stop, &iwe, IW_EV_PARAM_LEN); } - - iwe.cmd = SIOCGIWRATE; - iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; - iwe.u.bitrate.value = max_rate * 500000; - start = iwe_stream_add_event(start, stop, &iwe, IW_EV_PARAM_LEN); - - iwe.cmd = IWEVCUSTOM; - iwe.u.data.length = p - custom; - if (iwe.u.data.length) - start = iwe_stream_add_point(start, stop, &iwe, custom); + /* Check if we added any rate */ + if((current_val - start) > IW_EV_LCP_LEN) + start = current_val; /* Add quality statistics */ iwe.cmd = IWEVQUAL; @@ -505,7 +503,7 @@ int ieee80211_wx_get_encode(struct ieee80211_device *ieee, len = sec->key_sizes[key]; memcpy(keybuf, sec->keys[key], len); - erq->length = (len >= 0 ? len : 0); + erq->length = len; erq->flags |= IW_ENCODE_ENABLED; if (ieee->open_wep) diff --git a/net/ieee80211/softmac/ieee80211softmac_assoc.c b/net/ieee80211/softmac/ieee80211softmac_assoc.c index 57ea9f6f465..5d90b9a6ee5 100644 --- a/net/ieee80211/softmac/ieee80211softmac_assoc.c +++ b/net/ieee80211/softmac/ieee80211softmac_assoc.c @@ -82,51 +82,52 @@ ieee80211softmac_assoc_timeout(void *d) ieee80211softmac_call_events(mac, IEEE80211SOFTMAC_EVENT_ASSOCIATE_TIMEOUT, NULL); } -/* Sends out a disassociation request to the desired AP */ -static void -ieee80211softmac_disassoc(struct ieee80211softmac_device *mac, u16 reason) +void +ieee80211softmac_disassoc(struct ieee80211softmac_device *mac) { unsigned long flags; + + spin_lock_irqsave(&mac->lock, flags); + if (mac->associnfo.associating) + cancel_delayed_work(&mac->associnfo.timeout); + + netif_carrier_off(mac->dev); + + mac->associated = 0; + mac->associnfo.bssvalid = 0; + mac->associnfo.associating = 0; + ieee80211softmac_init_txrates(mac); + ieee80211softmac_call_events_locked(mac, IEEE80211SOFTMAC_EVENT_DISASSOCIATED, NULL); + spin_unlock_irqrestore(&mac->lock, flags); +} + +/* Sends out a disassociation request to the desired AP */ +void +ieee80211softmac_send_disassoc_req(struct ieee80211softmac_device *mac, u16 reason) +{ struct ieee80211softmac_network *found; if (mac->associnfo.bssvalid && mac->associated) { found = ieee80211softmac_get_network_by_bssid(mac, mac->associnfo.bssid); if (found) ieee80211softmac_send_mgt_frame(mac, found, IEEE80211_STYPE_DISASSOC, reason); - } else if (mac->associnfo.associating) { - cancel_delayed_work(&mac->associnfo.timeout); } - /* Change our state */ - spin_lock_irqsave(&mac->lock, flags); - /* Do NOT clear bssvalid as that will break ieee80211softmac_assoc_work! */ - mac->associated = 0; - mac->associnfo.associating = 0; - ieee80211softmac_call_events_locked(mac, IEEE80211SOFTMAC_EVENT_DISASSOCIATED, NULL); - spin_unlock_irqrestore(&mac->lock, flags); + ieee80211softmac_disassoc(mac); } static inline int we_support_all_basic_rates(struct ieee80211softmac_device *mac, u8 *from, u8 from_len) { - int idx, search, found; - u8 rate, search_rate; + int idx; + u8 rate; for (idx = 0; idx < (from_len); idx++) { rate = (from)[idx]; if (!(rate & IEEE80211_BASIC_RATE_MASK)) continue; - found = 0; rate &= ~IEEE80211_BASIC_RATE_MASK; - for (search = 0; search < mac->ratesinfo.count; search++) { - search_rate = mac->ratesinfo.rates[search]; - search_rate &= ~IEEE80211_BASIC_RATE_MASK; - if (rate == search_rate) { - found = 1; - break; - } - } - if (!found) + if (!ieee80211softmac_ratesinfo_rate_supported(&mac->ratesinfo, rate)) return 0; } return 1; @@ -176,14 +177,18 @@ ieee80211softmac_assoc_work(void *d) struct ieee80211softmac_device *mac = (struct ieee80211softmac_device *)d; struct ieee80211softmac_network *found = NULL; struct ieee80211_network *net = NULL, *best = NULL; + int bssvalid; unsigned long flags; - + + /* ieee80211_disassoc might clear this */ + bssvalid = mac->associnfo.bssvalid; + /* meh */ if (mac->associated) - ieee80211softmac_disassoc(mac, WLAN_REASON_DISASSOC_STA_HAS_LEFT); + ieee80211softmac_send_disassoc_req(mac, WLAN_REASON_DISASSOC_STA_HAS_LEFT); /* try to find the requested network in our list, if we found one already */ - if (mac->associnfo.bssvalid || mac->associnfo.bssfixed) + if (bssvalid || mac->associnfo.bssfixed) found = ieee80211softmac_get_network_by_bssid(mac, mac->associnfo.bssid); /* Search the ieee80211 networks for this network if we didn't find it by bssid, @@ -297,6 +302,9 @@ ieee80211softmac_associated(struct ieee80211softmac_device *mac, struct ieee80211softmac_network *net) { mac->associnfo.associating = 0; + mac->associnfo.supported_rates = net->supported_rates; + ieee80211softmac_recalc_txrates(mac); + mac->associated = 1; if (mac->set_bssid_filter) mac->set_bssid_filter(mac->dev, net->bssid); @@ -380,7 +388,6 @@ ieee80211softmac_handle_disassoc(struct net_device * dev, struct ieee80211_disassoc *disassoc) { struct ieee80211softmac_device *mac = ieee80211_priv(dev); - unsigned long flags; if (unlikely(!mac->running)) return -ENODEV; @@ -392,14 +399,11 @@ ieee80211softmac_handle_disassoc(struct net_device * dev, return 0; dprintk(KERN_INFO PFX "got disassoc frame\n"); - netif_carrier_off(dev); - spin_lock_irqsave(&mac->lock, flags); - mac->associnfo.bssvalid = 0; - mac->associated = 0; - ieee80211softmac_call_events_locked(mac, IEEE80211SOFTMAC_EVENT_DISASSOCIATED, NULL); + ieee80211softmac_disassoc(mac); + + /* try to reassociate */ schedule_work(&mac->associnfo.work); - spin_unlock_irqrestore(&mac->lock, flags); - + return 0; } diff --git a/net/ieee80211/softmac/ieee80211softmac_auth.c b/net/ieee80211/softmac/ieee80211softmac_auth.c index 06e33262466..084b6211f29 100644 --- a/net/ieee80211/softmac/ieee80211softmac_auth.c +++ b/net/ieee80211/softmac/ieee80211softmac_auth.c @@ -279,6 +279,9 @@ ieee80211softmac_deauth_from_net(struct ieee80211softmac_device *mac, struct list_head *list_ptr; unsigned long flags; + /* deauthentication implies disassociation */ + ieee80211softmac_disassoc(mac); + /* Lock and reset status flags */ spin_lock_irqsave(&mac->lock, flags); net->authenticating = 0; diff --git a/net/ieee80211/softmac/ieee80211softmac_event.c b/net/ieee80211/softmac/ieee80211softmac_event.c index 8cc8f3f0f8e..4b153f7cc96 100644 --- a/net/ieee80211/softmac/ieee80211softmac_event.c +++ b/net/ieee80211/softmac/ieee80211softmac_event.c @@ -38,7 +38,8 @@ * The event context is private and can only be used from * within this module. Its meaning varies with the event * type: - * SCAN_FINISHED: no special meaning + * SCAN_FINISHED, + * DISASSOCIATED: NULL * ASSOCIATED, * ASSOCIATE_FAILED, * ASSOCIATE_TIMEOUT, @@ -59,15 +60,15 @@ */ static char *event_descriptions[IEEE80211SOFTMAC_EVENT_LAST+1] = { - "scan finished", - "associated", + NULL, /* scan finished */ + NULL, /* associated */ "associating failed", "associating timed out", "authenticated", "authenticating failed", "authenticating timed out", "associating failed because no suitable network was found", - "disassociated", + NULL, /* disassociated */ }; @@ -136,30 +137,24 @@ ieee80211softmac_call_events_locked(struct ieee80211softmac_device *mac, int eve int we_event; char *msg = NULL; + memset(&wrqu, '\0', sizeof (union iwreq_data)); + switch(event) { case IEEE80211SOFTMAC_EVENT_ASSOCIATED: network = (struct ieee80211softmac_network *)event_ctx; - wrqu.data.length = 0; - wrqu.data.flags = 0; memcpy(wrqu.ap_addr.sa_data, &network->bssid[0], ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - we_event = SIOCGIWAP; - break; + /* fall through */ case IEEE80211SOFTMAC_EVENT_DISASSOCIATED: - wrqu.data.length = 0; - wrqu.data.flags = 0; - memset(&wrqu, '\0', sizeof (union iwreq_data)); wrqu.ap_addr.sa_family = ARPHRD_ETHER; we_event = SIOCGIWAP; break; case IEEE80211SOFTMAC_EVENT_SCAN_FINISHED: - wrqu.data.length = 0; - wrqu.data.flags = 0; - memset(&wrqu, '\0', sizeof (union iwreq_data)); we_event = SIOCGIWSCAN; break; default: msg = event_descriptions[event]; + if (!msg) + msg = "SOFTMAC EVENT BUG"; wrqu.data.length = strlen(msg); we_event = IWEVCUSTOM; break; diff --git a/net/ieee80211/softmac/ieee80211softmac_module.c b/net/ieee80211/softmac/ieee80211softmac_module.c index 6252be2c0db..4b2e57d1241 100644 --- a/net/ieee80211/softmac/ieee80211softmac_module.c +++ b/net/ieee80211/softmac/ieee80211softmac_module.c @@ -26,6 +26,7 @@ #include "ieee80211softmac_priv.h" #include <linux/sort.h> +#include <linux/etherdevice.h> struct net_device *alloc_ieee80211softmac(int sizeof_priv) { @@ -61,14 +62,6 @@ struct net_device *alloc_ieee80211softmac(int sizeof_priv) softmac->wait_for_scan = ieee80211softmac_wait_for_scan_implementation; softmac->stop_scan = ieee80211softmac_stop_scan_implementation; - //TODO: The mcast rate has to be assigned dynamically somewhere (in scanning, association. Not sure...) - // It has to be set to the highest rate all stations in the current network can handle. - softmac->txrates.mcast_rate = IEEE80211_CCK_RATE_1MB; - softmac->txrates.mcast_fallback = IEEE80211_CCK_RATE_1MB; - /* This is reassigned in ieee80211softmac_start to sane values. */ - softmac->txrates.default_rate = IEEE80211_CCK_RATE_1MB; - softmac->txrates.default_fallback = IEEE80211_CCK_RATE_1MB; - /* to start with, we can't send anything ... */ netif_carrier_off(dev); @@ -170,15 +163,82 @@ static void ieee80211softmac_start_check_rates(struct ieee80211softmac_device *m } } -void ieee80211softmac_start(struct net_device *dev) +int ieee80211softmac_ratesinfo_rate_supported(struct ieee80211softmac_ratesinfo *ri, u8 rate) +{ + int search; + u8 search_rate; + + for (search = 0; search < ri->count; search++) { + search_rate = ri->rates[search]; + search_rate &= ~IEEE80211_BASIC_RATE_MASK; + if (rate == search_rate) + return 1; + } + + return 0; +} + +/* Finds the highest rate which is: + * 1. Present in ri (optionally a basic rate) + * 2. Supported by the device + * 3. Less than or equal to the user-defined rate + */ +static u8 highest_supported_rate(struct ieee80211softmac_device *mac, + struct ieee80211softmac_ratesinfo *ri, int basic_only) +{ + u8 user_rate = mac->txrates.user_rate; + int i; + + if (ri->count == 0) { + dprintk(KERN_ERR PFX "empty ratesinfo?\n"); + return IEEE80211_CCK_RATE_1MB; + } + + for (i = ri->count - 1; i >= 0; i--) { + u8 rate = ri->rates[i]; + if (basic_only && !(rate & IEEE80211_BASIC_RATE_MASK)) + continue; + rate &= ~IEEE80211_BASIC_RATE_MASK; + if (rate > user_rate) + continue; + if (ieee80211softmac_ratesinfo_rate_supported(&mac->ratesinfo, rate)) + return rate; + } + + /* If we haven't found a suitable rate by now, just trust the user */ + return user_rate; +} + +void ieee80211softmac_recalc_txrates(struct ieee80211softmac_device *mac) +{ + struct ieee80211softmac_txrates *txrates = &mac->txrates; + struct ieee80211softmac_txrates oldrates; + u32 change = 0; + + if (mac->txrates_change) + oldrates = mac->txrates; + + change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT; + txrates->default_rate = highest_supported_rate(mac, &mac->associnfo.supported_rates, 0); + + change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT_FBACK; + txrates->default_fallback = lower_rate(mac, txrates->default_rate); + + change |= IEEE80211SOFTMAC_TXRATECHG_MCAST; + txrates->mcast_rate = highest_supported_rate(mac, &mac->associnfo.supported_rates, 1); + + if (mac->txrates_change) + mac->txrates_change(mac->dev, change, &oldrates); + +} + +void ieee80211softmac_init_txrates(struct ieee80211softmac_device *mac) { - struct ieee80211softmac_device *mac = ieee80211_priv(dev); struct ieee80211_device *ieee = mac->ieee; u32 change = 0; + struct ieee80211softmac_txrates *txrates = &mac->txrates; struct ieee80211softmac_txrates oldrates; - ieee80211softmac_start_check_rates(mac); - /* TODO: We need some kind of state machine to lower the default rates * if we loose too many packets. */ @@ -193,22 +253,37 @@ void ieee80211softmac_start(struct net_device *dev) more reliable. Note similar logic in ieee80211softmac_wx_set_rate() */ if (ieee->modulation & IEEE80211_CCK_MODULATION) { - mac->txrates.default_rate = IEEE80211_CCK_RATE_11MB; - change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT; - mac->txrates.default_fallback = IEEE80211_CCK_RATE_5MB; - change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT_FBACK; + txrates->user_rate = IEEE80211_CCK_RATE_11MB; } else if (ieee->modulation & IEEE80211_OFDM_MODULATION) { - mac->txrates.default_rate = IEEE80211_OFDM_RATE_54MB; - change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT; - mac->txrates.default_fallback = IEEE80211_OFDM_RATE_24MB; - change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT_FBACK; + txrates->user_rate = IEEE80211_OFDM_RATE_54MB; } else assert(0); + + txrates->default_rate = IEEE80211_CCK_RATE_1MB; + change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT; + + txrates->default_fallback = IEEE80211_CCK_RATE_1MB; + change |= IEEE80211SOFTMAC_TXRATECHG_DEFAULT_FBACK; + + txrates->mcast_rate = IEEE80211_CCK_RATE_1MB; + change |= IEEE80211SOFTMAC_TXRATECHG_MCAST; + + txrates->mgt_mcast_rate = IEEE80211_CCK_RATE_1MB; + change |= IEEE80211SOFTMAC_TXRATECHG_MGT_MCAST; + if (mac->txrates_change) - mac->txrates_change(dev, change, &oldrates); + mac->txrates_change(mac->dev, change, &oldrates); mac->running = 1; } + +void ieee80211softmac_start(struct net_device *dev) +{ + struct ieee80211softmac_device *mac = ieee80211_priv(dev); + + ieee80211softmac_start_check_rates(mac); + ieee80211softmac_init_txrates(mac); +} EXPORT_SYMBOL_GPL(ieee80211softmac_start); void ieee80211softmac_stop(struct net_device *dev) diff --git a/net/ieee80211/softmac/ieee80211softmac_priv.h b/net/ieee80211/softmac/ieee80211softmac_priv.h index 65d9816c8ec..fa1f8e3acfc 100644 --- a/net/ieee80211/softmac/ieee80211softmac_priv.h +++ b/net/ieee80211/softmac/ieee80211softmac_priv.h @@ -116,7 +116,10 @@ ieee80211softmac_get_network_by_essid(struct ieee80211softmac_device *mac, struct ieee80211softmac_essid *essid); /* Rates related */ +int ieee80211softmac_ratesinfo_rate_supported(struct ieee80211softmac_ratesinfo *ri, u8 rate); u8 ieee80211softmac_lower_rate_delta(struct ieee80211softmac_device *mac, u8 rate, int delta); +void ieee80211softmac_init_txrates(struct ieee80211softmac_device *mac); +void ieee80211softmac_recalc_txrates(struct ieee80211softmac_device *mac); static inline u8 lower_rate(struct ieee80211softmac_device *mac, u8 rate) { return ieee80211softmac_lower_rate_delta(mac, rate, 1); } @@ -150,6 +153,8 @@ int ieee80211softmac_handle_disassoc(struct net_device * dev, int ieee80211softmac_handle_reassoc_req(struct net_device * dev, struct ieee80211_reassoc_request * reassoc); void ieee80211softmac_assoc_timeout(void *d); +void ieee80211softmac_send_disassoc_req(struct ieee80211softmac_device *mac, u16 reason); +void ieee80211softmac_disassoc(struct ieee80211softmac_device *mac); /* some helper functions */ static inline int ieee80211softmac_scan_handlers_check_self(struct ieee80211softmac_device *sm) diff --git a/net/ieee80211/softmac/ieee80211softmac_wx.c b/net/ieee80211/softmac/ieee80211softmac_wx.c index 27edb2b5581..22aa6199185 100644 --- a/net/ieee80211/softmac/ieee80211softmac_wx.c +++ b/net/ieee80211/softmac/ieee80211softmac_wx.c @@ -211,8 +211,8 @@ ieee80211softmac_wx_set_rate(struct net_device *net_dev, if (is_ofdm && !(ieee->modulation & IEEE80211_OFDM_MODULATION)) goto out_unlock; - mac->txrates.default_rate = rate; - mac->txrates.default_fallback = lower_rate(mac, rate); + mac->txrates.user_rate = rate; + ieee80211softmac_recalc_txrates(mac); err = 0; out_unlock: @@ -431,3 +431,35 @@ ieee80211softmac_wx_get_genie(struct net_device *dev, } EXPORT_SYMBOL_GPL(ieee80211softmac_wx_get_genie); +int +ieee80211softmac_wx_set_mlme(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ + struct ieee80211softmac_device *mac = ieee80211_priv(dev); + struct iw_mlme *mlme = (struct iw_mlme *)extra; + u16 reason = cpu_to_le16(mlme->reason_code); + struct ieee80211softmac_network *net; + + if (memcmp(mac->associnfo.bssid, mlme->addr.sa_data, ETH_ALEN)) { + printk(KERN_DEBUG PFX "wx_set_mlme: requested operation on net we don't use\n"); + return -EINVAL; + } + + switch (mlme->cmd) { + case IW_MLME_DEAUTH: + net = ieee80211softmac_get_network_by_bssid_locked(mac, mlme->addr.sa_data); + if (!net) { + printk(KERN_DEBUG PFX "wx_set_mlme: we should know the net here...\n"); + return -EINVAL; + } + return ieee80211softmac_deauth_req(mac, net, reason); + case IW_MLME_DISASSOC: + ieee80211softmac_send_disassoc_req(mac, reason); + return 0; + default: + return -EOPNOTSUPP; + } +} +EXPORT_SYMBOL_GPL(ieee80211softmac_wx_set_mlme); |