diff options
Diffstat (limited to 'drivers/staging')
50 files changed, 3940 insertions, 13238 deletions
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index ce6badded47a..211af86a6c55 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -73,8 +73,6 @@ source "drivers/staging/rt2860/Kconfig" source "drivers/staging/rt2870/Kconfig" -source "drivers/staging/benet/Kconfig" - source "drivers/staging/comedi/Kconfig" source "drivers/staging/asus_oled/Kconfig" diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index 9ddcc2bb3365..47a56f5ffabc 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -19,7 +19,6 @@ obj-$(CONFIG_AGNX) += agnx/ obj-$(CONFIG_OTUS) += otus/ obj-$(CONFIG_RT2860) += rt2860/ obj-$(CONFIG_RT2870) += rt2870/ -obj-$(CONFIG_BENET) += benet/ obj-$(CONFIG_COMEDI) += comedi/ obj-$(CONFIG_ASUS_OLED) += asus_oled/ obj-$(CONFIG_PANEL) += panel/ diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig index 6b996db0dd6a..604bd1e0d546 100644 --- a/drivers/staging/android/Kconfig +++ b/drivers/staging/android/Kconfig @@ -27,6 +27,7 @@ menuconfig ANDROID_RAM_CONSOLE_ERROR_CORRECTION bool "Android RAM Console Enable error correction" default n depends on ANDROID_RAM_CONSOLE + depends on !ANDROID_RAM_CONSOLE_EARLY_INIT select REED_SOLOMON select REED_SOLOMON_ENC8 select REED_SOLOMON_DEC8 diff --git a/drivers/staging/android/ram_console.c b/drivers/staging/android/ram_console.c index bf006857a87a..643ac5ce381d 100644 --- a/drivers/staging/android/ram_console.c +++ b/drivers/staging/android/ram_console.c @@ -224,9 +224,23 @@ static int __init ram_console_init(struct ram_console_buffer *buffer, ram_console_buffer_size = buffer_size - sizeof(struct ram_console_buffer); + if (ram_console_buffer_size > buffer_size) { + pr_err("ram_console: buffer %p, invalid size %d, datasize %d\n", + buffer, buffer_size, ram_console_buffer_size); + return 0; + } + #ifdef CONFIG_ANDROID_RAM_CONSOLE_ERROR_CORRECTION ram_console_buffer_size -= (DIV_ROUND_UP(ram_console_buffer_size, ECC_BLOCK_SIZE) + 1) * ECC_SIZE; + + if (ram_console_buffer_size > buffer_size) { + pr_err("ram_console: buffer %p, invalid size %d, " + "non-ecc datasize %d\n", + buffer, buffer_size, ram_console_buffer_size); + return 0; + } + ram_console_par_buffer = buffer->data + ram_console_buffer_size; diff --git a/drivers/staging/android/timed_gpio.c b/drivers/staging/android/timed_gpio.c index 903270cbbe02..33daff0481d2 100644 --- a/drivers/staging/android/timed_gpio.c +++ b/drivers/staging/android/timed_gpio.c @@ -50,7 +50,7 @@ static ssize_t gpio_enable_show(struct device *dev, struct device_attribute *att if (hrtimer_active(&gpio_data->timer)) { ktime_t r = hrtimer_get_remaining(&gpio_data->timer); struct timeval t = ktime_to_timeval(r); - remaining = t.tv_sec * 1000 + t.tv_usec; + remaining = t.tv_sec * 1000 + t.tv_usec / 1000; } else remaining = 0; diff --git a/drivers/staging/at76_usb/Kconfig b/drivers/staging/at76_usb/Kconfig index 4c0e55e15448..8606f9621624 100644 --- a/drivers/staging/at76_usb/Kconfig +++ b/drivers/staging/at76_usb/Kconfig @@ -1,6 +1,6 @@ config USB_ATMEL tristate "Atmel at76c503/at76c505/at76c505a USB cards" - depends on MAC80211 && WLAN_80211 && USB + depends on WLAN_80211 && USB default N select FW_LOADER ---help--- diff --git a/drivers/staging/at76_usb/at76_usb.c b/drivers/staging/at76_usb/at76_usb.c index 185533e54769..c8e4d31c7df2 100644 --- a/drivers/staging/at76_usb/at76_usb.c +++ b/drivers/staging/at76_usb/at76_usb.c @@ -6,7 +6,6 @@ * Copyright (c) 2004 Nick Jones * Copyright (c) 2004 Balint Seeber <n0_5p4m_p13453@hotmail.com> * Copyright (c) 2007 Guido Guenther <agx@sigxcpu.org> - * Copyright (c) 2007 Kalle Valo <kalle.valo@iki.fi> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as @@ -17,13 +16,6 @@ * Atmel AT76C503A/505/505A. * * Some iw_handler code was taken from airo.c, (C) 1999 Benjamin Reed - * - * TODO for the mac80211 port: - * o adhoc support - * o RTS/CTS support - * o Power Save Mode support - * o support for short/long preambles - * o export variables through debugfs/sysfs */ #include <linux/init.h> @@ -44,7 +36,7 @@ #include <net/ieee80211_radiotap.h> #include <linux/firmware.h> #include <linux/leds.h> -#include <net/mac80211.h> +#include <net/ieee80211.h> #include "at76_usb.h" @@ -84,43 +76,31 @@ #define DBG_WE_EVENTS 0x08000000 /* dump wireless events */ #define DBG_FW 0x10000000 /* firmware download */ #define DBG_DFU 0x20000000 /* device firmware upgrade */ -#define DBG_CMD 0x40000000 -#define DBG_MAC80211 0x80000000 #define DBG_DEFAULTS 0 /* Use our own dbg macro */ #define at76_dbg(bits, format, arg...) \ -do { \ - if (at76_debug & (bits)) \ - printk(KERN_DEBUG DRIVER_NAME ": " format "\n" , ## arg); \ -} while (0) - -#define at76_dbg_dump(bits, buf, len, format, arg...) \ -do { \ - if (at76_debug & (bits)) { \ + do { \ + if (at76_debug & (bits)) \ printk(KERN_DEBUG DRIVER_NAME ": " format "\n" , ## arg); \ - print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, buf, len); \ - } \ -} while (0) + } while (0) static int at76_debug = DBG_DEFAULTS; -#define FIRMWARE_IS_WPA(ver) ((ver.major == 1) && (ver.minor == 103)) - /* Protect against concurrent firmware loading and parsing */ static struct mutex fw_mutex; static struct fwentry firmwares[] = { - [0] = { "" }, - [BOARD_503_ISL3861] = { "atmel_at76c503-i3861.bin" }, - [BOARD_503_ISL3863] = { "atmel_at76c503-i3863.bin" }, - [BOARD_503] = { "atmel_at76c503-rfmd.bin" }, - [BOARD_503_ACC] = { "atmel_at76c503-rfmd-acc.bin" }, - [BOARD_505] = { "atmel_at76c505-rfmd.bin" }, - [BOARD_505_2958] = { "atmel_at76c505-rfmd2958.bin" }, - [BOARD_505A] = { "atmel_at76c505a-rfmd2958.bin" }, - [BOARD_505AMX] = { "atmel_at76c505amx-rfmd.bin" }, + [0] = {""}, + [BOARD_503_ISL3861] = {"atmel_at76c503-i3861.bin"}, + [BOARD_503_ISL3863] = {"atmel_at76c503-i3863.bin"}, + [BOARD_503] = {"atmel_at76c503-rfmd.bin"}, + [BOARD_503_ACC] = {"atmel_at76c503-rfmd-acc.bin"}, + [BOARD_505] = {"atmel_at76c505-rfmd.bin"}, + [BOARD_505_2958] = {"atmel_at76c505-rfmd2958.bin"}, + [BOARD_505A] = {"atmel_at76c505a-rfmd2958.bin"}, + [BOARD_505AMX] = {"atmel_at76c505amx-rfmd.bin"}, }; #define USB_DEVICE_DATA(__ops) .driver_info = (kernel_ulong_t)(__ops) @@ -130,133 +110,135 @@ static struct usb_device_id dev_table[] = { * at76c503-i3861 */ /* Generic AT76C503/3861 device */ - { USB_DEVICE(0x03eb, 0x7603), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x03eb, 0x7603), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* Linksys WUSB11 v2.1/v2.6 */ - { USB_DEVICE(0x066b, 0x2211), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x066b, 0x2211), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* Netgear MA101 rev. A */ - { USB_DEVICE(0x0864, 0x4100), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x0864, 0x4100), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* Tekram U300C / Allnet ALL0193 */ - { USB_DEVICE(0x0b3b, 0x1612), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x0b3b, 0x1612), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* HP HN210W J7801A */ - { USB_DEVICE(0x03f0, 0x011c), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x03f0, 0x011c), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* Sitecom/Z-Com/Zyxel M4Y-750 */ - { USB_DEVICE(0x0cde, 0x0001), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x0cde, 0x0001), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* Dynalink/Askey WLL013 (intersil) */ - { USB_DEVICE(0x069a, 0x0320), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x069a, 0x0320), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* EZ connect 11Mpbs Wireless USB Adapter SMC2662W v1 */ - { USB_DEVICE(0x0d5c, 0xa001), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x0d5c, 0xa001), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* BenQ AWL300 */ - { USB_DEVICE(0x04a5, 0x9000), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x04a5, 0x9000), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* Addtron AWU-120, Compex WLU11 */ - { USB_DEVICE(0x05dd, 0xff31), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x05dd, 0xff31), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* Intel AP310 AnyPoint II USB */ - { USB_DEVICE(0x8086, 0x0200), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x8086, 0x0200), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* Dynalink L11U */ - { USB_DEVICE(0x0d8e, 0x7100), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x0d8e, 0x7100), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* Arescom WL-210, FCC id 07J-GL2411USB */ - { USB_DEVICE(0x0d8e, 0x7110), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x0d8e, 0x7110), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* I-O DATA WN-B11/USB */ - { USB_DEVICE(0x04bb, 0x0919), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x04bb, 0x0919), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* BT Voyager 1010 */ - { USB_DEVICE(0x069a, 0x0821), USB_DEVICE_DATA(BOARD_503_ISL3861) }, + {USB_DEVICE(0x069a, 0x0821), USB_DEVICE_DATA(BOARD_503_ISL3861)}, /* * at76c503-i3863 */ /* Generic AT76C503/3863 device */ - { USB_DEVICE(0x03eb, 0x7604), USB_DEVICE_DATA(BOARD_503_ISL3863) }, + {USB_DEVICE(0x03eb, 0x7604), USB_DEVICE_DATA(BOARD_503_ISL3863)}, /* Samsung SWL-2100U */ - { USB_DEVICE(0x055d, 0xa000), USB_DEVICE_DATA(BOARD_503_ISL3863) }, + {USB_DEVICE(0x055d, 0xa000), USB_DEVICE_DATA(BOARD_503_ISL3863)}, /* * at76c503-rfmd */ /* Generic AT76C503/RFMD device */ - { USB_DEVICE(0x03eb, 0x7605), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x03eb, 0x7605), USB_DEVICE_DATA(BOARD_503)}, /* Dynalink/Askey WLL013 (rfmd) */ - { USB_DEVICE(0x069a, 0x0321), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x069a, 0x0321), USB_DEVICE_DATA(BOARD_503)}, /* Linksys WUSB11 v2.6 */ - { USB_DEVICE(0x077b, 0x2219), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x077b, 0x2219), USB_DEVICE_DATA(BOARD_503)}, /* Network Everywhere NWU11B */ - { USB_DEVICE(0x077b, 0x2227), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x077b, 0x2227), USB_DEVICE_DATA(BOARD_503)}, /* Netgear MA101 rev. B */ - { USB_DEVICE(0x0864, 0x4102), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x0864, 0x4102), USB_DEVICE_DATA(BOARD_503)}, /* D-Link DWL-120 rev. E */ - { USB_DEVICE(0x2001, 0x3200), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x2001, 0x3200), USB_DEVICE_DATA(BOARD_503)}, /* Actiontec 802UAT1, HWU01150-01UK */ - { USB_DEVICE(0x1668, 0x7605), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x1668, 0x7605), USB_DEVICE_DATA(BOARD_503)}, /* AirVast W-Buddie WN210 */ - { USB_DEVICE(0x03eb, 0x4102), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x03eb, 0x4102), USB_DEVICE_DATA(BOARD_503)}, /* Dick Smith Electronics XH1153 802.11b USB adapter */ - { USB_DEVICE(0x1371, 0x5743), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x1371, 0x5743), USB_DEVICE_DATA(BOARD_503)}, /* CNet CNUSB611 */ - { USB_DEVICE(0x1371, 0x0001), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x1371, 0x0001), USB_DEVICE_DATA(BOARD_503)}, /* FiberLine FL-WL200U */ - { USB_DEVICE(0x1371, 0x0002), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x1371, 0x0002), USB_DEVICE_DATA(BOARD_503)}, /* BenQ AWL400 USB stick */ - { USB_DEVICE(0x04a5, 0x9001), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x04a5, 0x9001), USB_DEVICE_DATA(BOARD_503)}, /* 3Com 3CRSHEW696 */ - { USB_DEVICE(0x0506, 0x0a01), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x0506, 0x0a01), USB_DEVICE_DATA(BOARD_503)}, /* Siemens Santis ADSL WLAN USB adapter WLL 013 */ - { USB_DEVICE(0x0681, 0x001b), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x0681, 0x001b), USB_DEVICE_DATA(BOARD_503)}, /* Belkin F5D6050, version 2 */ - { USB_DEVICE(0x050d, 0x0050), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x050d, 0x0050), USB_DEVICE_DATA(BOARD_503)}, /* iBlitzz, BWU613 (not *B or *SB) */ - { USB_DEVICE(0x07b8, 0xb000), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x07b8, 0xb000), USB_DEVICE_DATA(BOARD_503)}, /* Gigabyte GN-WLBM101 */ - { USB_DEVICE(0x1044, 0x8003), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x1044, 0x8003), USB_DEVICE_DATA(BOARD_503)}, /* Planex GW-US11S */ - { USB_DEVICE(0x2019, 0x3220), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x2019, 0x3220), USB_DEVICE_DATA(BOARD_503)}, /* Internal WLAN adapter in h5[4,5]xx series iPAQs */ - { USB_DEVICE(0x049f, 0x0032), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x049f, 0x0032), USB_DEVICE_DATA(BOARD_503)}, /* Corega Wireless LAN USB-11 mini */ - { USB_DEVICE(0x07aa, 0x0011), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x07aa, 0x0011), USB_DEVICE_DATA(BOARD_503)}, /* Corega Wireless LAN USB-11 mini2 */ - { USB_DEVICE(0x07aa, 0x0018), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x07aa, 0x0018), USB_DEVICE_DATA(BOARD_503)}, /* Uniden PCW100 */ - { USB_DEVICE(0x05dd, 0xff35), USB_DEVICE_DATA(BOARD_503) }, + {USB_DEVICE(0x05dd, 0xff35), USB_DEVICE_DATA(BOARD_503)}, /* * at76c503-rfmd-acc */ /* SMC2664W */ - { USB_DEVICE(0x083a, 0x3501), USB_DEVICE_DATA(BOARD_503_ACC) }, + {USB_DEVICE(0x083a, 0x3501), USB_DEVICE_DATA(BOARD_503_ACC)}, /* Belkin F5D6050, SMC2662W v2, SMC2662W-AR */ - { USB_DEVICE(0x0d5c, 0xa002), USB_DEVICE_DATA(BOARD_503_ACC) }, + {USB_DEVICE(0x0d5c, 0xa002), USB_DEVICE_DATA(BOARD_503_ACC)}, /* * at76c505-rfmd */ /* Generic AT76C505/RFMD */ - { USB_DEVICE(0x03eb, 0x7606), USB_DEVICE_DATA(BOARD_505) }, + {USB_DEVICE(0x03eb, 0x7606), USB_DEVICE_DATA(BOARD_505)}, /* * at76c505-rfmd2958 */ /* Generic AT76C505/RFMD, OvisLink WL-1130USB */ - { USB_DEVICE(0x03eb, 0x7613), USB_DEVICE_DATA(BOARD_505_2958) }, + {USB_DEVICE(0x03eb, 0x7613), USB_DEVICE_DATA(BOARD_505_2958)}, /* Fiberline FL-WL240U */ - { USB_DEVICE(0x1371, 0x0014), USB_DEVICE_DATA(BOARD_505_2958) }, + {USB_DEVICE(0x1371, 0x0014), USB_DEVICE_DATA(BOARD_505_2958)}, /* CNet CNUSB-611G */ - { USB_DEVICE(0x1371, 0x0013), USB_DEVICE_DATA(BOARD_505_2958) }, + {USB_DEVICE(0x1371, 0x0013), USB_DEVICE_DATA(BOARD_505_2958)}, /* Linksys WUSB11 v2.8 */ - { USB_DEVICE(0x1915, 0x2233), USB_DEVICE_DATA(BOARD_505_2958) }, + {USB_DEVICE(0x1915, 0x2233), USB_DEVICE_DATA(BOARD_505_2958)}, /* Xterasys XN-2122B, IBlitzz BWU613B/BWU613SB */ - { USB_DEVICE(0x12fd, 0x1001), USB_DEVICE_DATA(BOARD_505_2958) }, + {USB_DEVICE(0x12fd, 0x1001), USB_DEVICE_DATA(BOARD_505_2958)}, /* Corega WLAN USB Stick 11 */ - { USB_DEVICE(0x07aa, 0x7613), USB_DEVICE_DATA(BOARD_505_2958) }, + {USB_DEVICE(0x07aa, 0x7613), USB_DEVICE_DATA(BOARD_505_2958)}, /* Microstar MSI Box MS6978 */ - { USB_DEVICE(0x0db0, 0x1020), USB_DEVICE_DATA(BOARD_505_2958) }, + {USB_DEVICE(0x0db0, 0x1020), USB_DEVICE_DATA(BOARD_505_2958)}, /* * at76c505a-rfmd2958 */ /* Generic AT76C505A device */ - { USB_DEVICE(0x03eb, 0x7614), USB_DEVICE_DATA(BOARD_505A) }, + {USB_DEVICE(0x03eb, 0x7614), USB_DEVICE_DATA(BOARD_505A)}, /* Generic AT76C505AS device */ - { USB_DEVICE(0x03eb, 0x7617), USB_DEVICE_DATA(BOARD_505A) }, + {USB_DEVICE(0x03eb, 0x7617), USB_DEVICE_DATA(BOARD_505A)}, /* Siemens Gigaset USB WLAN Adapter 11 */ - { USB_DEVICE(0x1690, 0x0701), USB_DEVICE_DATA(BOARD_505A) }, + {USB_DEVICE(0x1690, 0x0701), USB_DEVICE_DATA(BOARD_505A)}, + /* OQO Model 01+ Internal Wi-Fi */ + {USB_DEVICE(0x1557, 0x0002), USB_DEVICE_DATA(BOARD_505A)}, /* * at76c505amx-rfmd */ /* Generic AT76C505AMX device */ - { USB_DEVICE(0x03eb, 0x7615), USB_DEVICE_DATA(BOARD_505AMX) }, - { } + {USB_DEVICE(0x03eb, 0x7615), USB_DEVICE_DATA(BOARD_505AMX)}, + {} }; MODULE_DEVICE_TABLE(usb, dev_table); @@ -264,8 +246,26 @@ MODULE_DEVICE_TABLE(usb, dev_table); /* Supported rates of this hardware, bit 7 marks basic rates */ static const u8 hw_rates[] = { 0x82, 0x84, 0x0b, 0x16 }; +/* Frequency of each channel in MHz */ +static const long channel_frequency[] = { + 2412, 2417, 2422, 2427, 2432, 2437, 2442, + 2447, 2452, 2457, 2462, 2467, 2472, 2484 +}; + +#define NUM_CHANNELS ARRAY_SIZE(channel_frequency) + static const char *const preambles[] = { "long", "short", "auto" }; +static const char *const mac_states[] = { + [MAC_INIT] = "INIT", + [MAC_SCANNING] = "SCANNING", + [MAC_AUTH] = "AUTH", + [MAC_ASSOC] = "ASSOC", + [MAC_JOINING] = "JOINING", + [MAC_CONNECTED] = "CONNECTED", + [MAC_OWN_IBSS] = "OWN_IBSS" +}; + /* Firmware download */ /* DFU states */ #define STATE_IDLE 0x00 @@ -300,30 +300,17 @@ struct dfu_status { static inline int at76_is_intersil(enum board_type board) { - if (board == BOARD_503_ISL3861 || board == BOARD_503_ISL3863) - return 1; - return 0; + return (board == BOARD_503_ISL3861 || board == BOARD_503_ISL3863); } static inline int at76_is_503rfmd(enum board_type board) { - if (board == BOARD_503 || board == BOARD_503_ACC) - return 1; - return 0; -} - -static inline int at76_is_505(enum board_type board) -{ - if (board == BOARD_505 || board == BOARD_505_2958) - return 1; - return 0; + return (board == BOARD_503 || board == BOARD_503_ACC); } static inline int at76_is_505a(enum board_type board) { - if (board == BOARD_505A || board == BOARD_505AMX) - return 1; - return 0; + return (board == BOARD_505A || board == BOARD_505AMX); } /* Load a block of the first (internal) part of the firmware */ @@ -504,6 +491,41 @@ exit: return ret; } +/* Report that the scan results are ready */ +static inline void at76_iwevent_scan_complete(struct net_device *netdev) +{ + union iwreq_data wrqu; + wrqu.data.length = 0; + wrqu.data.flags = 0; + wireless_send_event(netdev, SIOCGIWSCAN, &wrqu, NULL); + at76_dbg(DBG_WE_EVENTS, "%s: SIOCGIWSCAN sent", netdev->name); +} + +static inline void at76_iwevent_bss_connect(struct net_device *netdev, + u8 *bssid) +{ + union iwreq_data wrqu; + wrqu.data.length = 0; + wrqu.data.flags = 0; + memcpy(wrqu.ap_addr.sa_data, bssid, ETH_ALEN); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + wireless_send_event(netdev, SIOCGIWAP, &wrqu, NULL); + at76_dbg(DBG_WE_EVENTS, "%s: %s: SIOCGIWAP sent", netdev->name, + __func__); +} + +static inline void at76_iwevent_bss_disconnect(struct net_device *netdev) +{ + union iwreq_data wrqu; + wrqu.data.length = 0; + wrqu.data.flags = 0; + memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + wireless_send_event(netdev, SIOCGIWAP, &wrqu, NULL); + at76_dbg(DBG_WE_EVENTS, "%s: %s: SIOCGIWAP sent", netdev->name, + __func__); +} + #define HEX2STR_BUFFERS 4 #define HEX2STR_MAX_LEN 64 #define BIN2HEX(x) ((x) < 10 ? '0' + (x) : (x) + 'A' - 10) @@ -575,6 +597,37 @@ static void at76_ledtrig_tx_activity(void) mod_timer(&ledtrig_tx_timer, jiffies + HZ / 4); } +/* Check if the given ssid is hidden */ +static inline int at76_is_hidden_ssid(u8 *ssid, int length) +{ + static const u8 zeros[32]; + + if (length == 0) + return 1; + + if (length == 1 && ssid[0] == ' ') + return 1; + + return (memcmp(ssid, zeros, length) == 0); +} + +static inline void at76_free_bss_list(struct at76_priv *priv) +{ + struct list_head *next, *ptr; + unsigned long flags; + + spin_lock_irqsave(&priv->bss_list_spinlock, flags); + + priv->curr_bss = NULL; + + list_for_each_safe(ptr, next, &priv->bss_list) { + list_del(ptr); + kfree(list_entry(ptr, struct bss_info, list)); + } + + spin_unlock_irqrestore(&priv->bss_list_spinlock, flags); +} + static int at76_remap(struct usb_device *udev) { int ret; @@ -598,7 +651,7 @@ static int at76_get_op_mode(struct usb_device *udev) return -ENOMEM; ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), 0x33, USB_TYPE_VENDOR | USB_DIR_IN | - USB_RECIP_INTERFACE, 0x01, 0, &op_mode, 1, + USB_RECIP_INTERFACE, 0x01, 0, op_mode, 1, USB_CTRL_GET_TIMEOUT); saved = *op_mode; kfree(op_mode); @@ -676,7 +729,7 @@ exit: kfree(hwcfg); if (ret < 0) printk(KERN_ERR "%s: cannot get HW Config (error %d)\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); return ret; } @@ -685,15 +738,15 @@ static struct reg_domain const *at76_get_reg_domain(u16 code) { int i; static struct reg_domain const fd_tab[] = { - { 0x10, "FCC (USA)", 0x7ff }, /* ch 1-11 */ - { 0x20, "IC (Canada)", 0x7ff }, /* ch 1-11 */ - { 0x30, "ETSI (most of Europe)", 0x1fff }, /* ch 1-13 */ - { 0x31, "Spain", 0x600 }, /* ch 10-11 */ - { 0x32, "France", 0x1e00 }, /* ch 10-13 */ - { 0x40, "MKK (Japan)", 0x2000 }, /* ch 14 */ - { 0x41, "MKK1 (Japan)", 0x3fff }, /* ch 1-14 */ - { 0x50, "Israel", 0x3fc }, /* ch 3-9 */ - { 0x00, "<unknown>", 0xffffffff } /* ch 1-32 */ + {0x10, "FCC (USA)", 0x7ff}, /* ch 1-11 */ + {0x20, "IC (Canada)", 0x7ff}, /* ch 1-11 */ + {0x30, "ETSI (most of Europe)", 0x1fff}, /* ch 1-13 */ + {0x31, "Spain", 0x600}, /* ch 10-11 */ + {0x32, "France", 0x1e00}, /* ch 10-13 */ + {0x40, "MKK (Japan)", 0x2000}, /* ch 14 */ + {0x41, "MKK1 (Japan)", 0x3fff}, /* ch 1-14 */ + {0x50, "Israel", 0x3fc}, /* ch 3-9 */ + {0x00, "<unknown>", 0xffffffff} /* ch 1-32 */ }; /* Last entry is fallback for unknown domain code */ @@ -731,7 +784,7 @@ static inline int at76_get_cmd_status(struct usb_device *udev, u8 cmd) ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), 0x22, USB_TYPE_VENDOR | USB_DIR_IN | USB_RECIP_INTERFACE, cmd, 0, stat_buf, - sizeof(stat_buf), USB_CTRL_GET_TIMEOUT); + 40, USB_CTRL_GET_TIMEOUT); if (ret >= 0) ret = stat_buf[5]; kfree(stat_buf); @@ -739,24 +792,6 @@ static inline int at76_get_cmd_status(struct usb_device *udev, u8 cmd) return ret; } -#define MAKE_CMD_CASE(c) case (c): return #c - -static const char *at76_get_cmd_string(u8 cmd_status) -{ - switch (cmd_status) { - MAKE_CMD_CASE(CMD_SET_MIB); - MAKE_CMD_CASE(CMD_GET_MIB); - MAKE_CMD_CASE(CMD_SCAN); - MAKE_CMD_CASE(CMD_JOIN); - MAKE_CMD_CASE(CMD_START_IBSS); - MAKE_CMD_CASE(CMD_RADIO_ON); - MAKE_CMD_CASE(CMD_RADIO_OFF); - MAKE_CMD_CASE(CMD_STARTUP); - } - - return "UNKNOWN"; -} - static int at76_set_card_command(struct usb_device *udev, u8 cmd, void *buf, int buf_size) { @@ -772,10 +807,6 @@ static int at76_set_card_command(struct usb_device *udev, u8 cmd, void *buf, cmd_buf->size = cpu_to_le16(buf_size); memcpy(cmd_buf->data, buf, buf_size); - at76_dbg_dump(DBG_CMD, cmd_buf, sizeof(struct at76_command) + buf_size, - "issuing command %s (0x%02x)", - at76_get_cmd_string(cmd), cmd); - ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x0e, USB_TYPE_VENDOR | USB_DIR_OUT | USB_RECIP_DEVICE, 0, 0, cmd_buf, @@ -813,13 +844,13 @@ static int at76_wait_completion(struct at76_priv *priv, int cmd) status = at76_get_cmd_status(priv->udev, cmd); if (status < 0) { printk(KERN_ERR "%s: at76_get_cmd_status failed: %d\n", - wiphy_name(priv->hw->wiphy), status); + priv->netdev->name, status); break; } at76_dbg(DBG_WAIT_COMPLETE, "%s: Waiting on cmd %d, status = %d (%s)", - wiphy_name(priv->hw->wiphy), cmd, status, + priv->netdev->name, cmd, status, at76_get_cmd_status_string(status)); if (status != CMD_STATUS_IN_PROGRESS @@ -830,7 +861,7 @@ static int at76_wait_completion(struct at76_priv *priv, int cmd) if (time_after(jiffies, timeout)) { printk(KERN_ERR "%s: completion timeout for command %d\n", - wiphy_name(priv->hw->wiphy), cmd); + priv->netdev->name, cmd); status = -ETIMEDOUT; break; } @@ -853,7 +884,7 @@ static int at76_set_mib(struct at76_priv *priv, struct set_mib_buffer *buf) if (ret != CMD_STATUS_COMPLETE) { printk(KERN_INFO "%s: set_mib: at76_wait_completion failed " - "with %d\n", wiphy_name(priv->hw->wiphy), ret); + "with %d\n", priv->netdev->name, ret); ret = -EIO; } @@ -874,7 +905,7 @@ static int at76_set_radio(struct at76_priv *priv, int enable) ret = at76_set_card_command(priv->udev, cmd, NULL, 0); if (ret < 0) printk(KERN_ERR "%s: at76_set_card_command(%d) failed: %d\n", - wiphy_name(priv->hw->wiphy), cmd, ret); + priv->netdev->name, cmd, ret); else ret = 1; @@ -895,7 +926,44 @@ static int at76_set_pm_mode(struct at76_priv *priv) ret = at76_set_mib(priv, &priv->mib_buf); if (ret < 0) printk(KERN_ERR "%s: set_mib (pm_mode) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); + + return ret; +} + +/* Set the association id for power save mode */ +static int at76_set_associd(struct at76_priv *priv, u16 id) +{ + int ret = 0; + + priv->mib_buf.type = MIB_MAC_MGMT; + priv->mib_buf.size = 2; + priv->mib_buf.index = offsetof(struct mib_mac_mgmt, station_id); + priv->mib_buf.data.word = cpu_to_le16(id); + + ret = at76_set_mib(priv, &priv->mib_buf); + if (ret < 0) + printk(KERN_ERR "%s: set_mib (associd) failed: %d\n", + priv->netdev->name, ret); + + return ret; +} + +/* Set the listen interval for power save mode */ +static int at76_set_listen_interval(struct at76_priv *priv, u16 interval) +{ + int ret = 0; + + priv->mib_buf.type = MIB_MAC; + priv->mib_buf.size = 2; + priv->mib_buf.index = offsetof(struct mib_mac, listen_interval); + priv->mib_buf.data.word = cpu_to_le16(interval); + + ret = at76_set_mib(priv, &priv->mib_buf); + if (ret < 0) + printk(KERN_ERR + "%s: set_mib (listen_interval) failed: %d\n", + priv->netdev->name, ret); return ret; } @@ -912,7 +980,7 @@ static int at76_set_preamble(struct at76_priv *priv, u8 type) ret = at76_set_mib(priv, &priv->mib_buf); if (ret < 0) printk(KERN_ERR "%s: set_mib (preamble) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); return ret; } @@ -929,7 +997,7 @@ static int at76_set_frag(struct at76_priv *priv, u16 size) ret = at76_set_mib(priv, &priv->mib_buf); if (ret < 0) printk(KERN_ERR "%s: set_mib (frag threshold) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); return ret; } @@ -946,7 +1014,7 @@ static int at76_set_rts(struct at76_priv *priv, u16 size) ret = at76_set_mib(priv, &priv->mib_buf); if (ret < 0) printk(KERN_ERR "%s: set_mib (rts) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); return ret; } @@ -963,41 +1031,24 @@ static int at76_set_autorate_fallback(struct at76_priv *priv, int onoff) ret = at76_set_mib(priv, &priv->mib_buf); if (ret < 0) printk(KERN_ERR "%s: set_mib (autorate fallback) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); return ret; } -static int at76_set_tkip_bssid(struct at76_priv *priv, const void *addr) +static int at76_add_mac_address(struct at76_priv *priv, void *addr) { int ret = 0; - priv->mib_buf.type = MIB_MAC_ENCRYPTION; + priv->mib_buf.type = MIB_MAC_ADDR; priv->mib_buf.size = ETH_ALEN; - priv->mib_buf.index = offsetof(struct mib_mac_encryption, tkip_bssid); + priv->mib_buf.index = offsetof(struct mib_mac_addr, mac_addr); memcpy(priv->mib_buf.data.addr, addr, ETH_ALEN); ret = at76_set_mib(priv, &priv->mib_buf); if (ret < 0) - printk(KERN_ERR "%s: set_mib (MAC_ENCRYPTION, tkip_bssid) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); - - return ret; -} - -static int at76_reset_rsc(struct at76_priv *priv) -{ - int ret = 0; - - priv->mib_buf.type = MIB_MAC_ENCRYPTION; - priv->mib_buf.size = 4 * 8; - priv->mib_buf.index = offsetof(struct mib_mac_encryption, key_rsc); - memset(priv->mib_buf.data.data, 0 , priv->mib_buf.size); - - ret = at76_set_mib(priv, &priv->mib_buf); - if (ret < 0) - printk(KERN_ERR "%s: set_mib (MAC_ENCRYPTION, key_rsc) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + printk(KERN_ERR "%s: set_mib (MAC_ADDR, mac_addr) failed: %d\n", + priv->netdev->name, ret); return ret; } @@ -1016,16 +1067,16 @@ static void at76_dump_mib_mac_addr(struct at76_priv *priv) sizeof(struct mib_mac_addr)); if (ret < 0) { printk(KERN_ERR "%s: at76_get_mib (MAC_ADDR) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); goto exit; } at76_dbg(DBG_MIB, "%s: MIB MAC_ADDR: mac_addr %s res 0x%x 0x%x", - wiphy_name(priv->hw->wiphy), + priv->netdev->name, mac2str(m->mac_addr), m->res[0], m->res[1]); for (i = 0; i < ARRAY_SIZE(m->group_addr); i++) at76_dbg(DBG_MIB, "%s: MIB MAC_ADDR: group addr %d: %s, " - "status %d", wiphy_name(priv->hw->wiphy), i, + "status %d", priv->netdev->name, i, mac2str(m->group_addr[i]), m->group_addr_status[i]); exit: kfree(m); @@ -1045,13 +1096,13 @@ static void at76_dump_mib_mac_wep(struct at76_priv *priv) sizeof(struct mib_mac_wep)); if (ret < 0) { printk(KERN_ERR "%s: at76_get_mib (MAC_WEP) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); goto exit; } at76_dbg(DBG_MIB, "%s: MIB MAC_WEP: priv_invoked %u def_key_id %u " "key_len %u excl_unencr %u wep_icv_err %u wep_excluded %u " - "encr_level %u key %d", wiphy_name(priv->hw->wiphy), + "encr_level %u key %d", priv->netdev->name, m->privacy_invoked, m->wep_default_key_id, m->wep_key_mapping_len, m->exclude_unencrypted, le32_to_cpu(m->wep_icv_error_count), @@ -1063,55 +1114,12 @@ static void at76_dump_mib_mac_wep(struct at76_priv *priv) for (i = 0; i < WEP_KEYS; i++) at76_dbg(DBG_MIB, "%s: MIB MAC_WEP: key %d: %s", - wiphy_name(priv->hw->wiphy), i, + priv->netdev->name, i, hex2str(m->wep_default_keyvalue[i], key_len)); exit: kfree(m); } -static void at76_dump_mib_mac_encryption(struct at76_priv *priv) -{ - int i; - int ret; - /*int key_len;*/ - struct mib_mac_encryption *m; - - m = kmalloc(sizeof(struct mib_mac_encryption), GFP_KERNEL); - if (!m) - return; - - ret = at76_get_mib(priv->udev, MIB_MAC_ENCRYPTION, m, - sizeof(struct mib_mac_encryption)); - if (ret < 0) { - dev_err(&priv->udev->dev, - "%s: at76_get_mib (MAC_ENCRYPTION) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); - goto exit; - } - - at76_dbg(DBG_MIB, - "%s: MIB MAC_ENCRYPTION: tkip_bssid %s priv_invoked %u " - "ciph_key_id %u grp_key_id %u excl_unencr %u " - "ckip_key_perm %u wep_icv_err %u wep_excluded %u", - wiphy_name(priv->hw->wiphy), mac2str(m->tkip_bssid), - m->privacy_invoked, m->cipher_default_key_id, - m->cipher_default_group_key_id, m->exclude_unencrypted, - m->ckip_key_permutation, - le32_to_cpu(m->wep_icv_error_count), - le32_to_cpu(m->wep_excluded_count)); - - /*key_len = (m->encryption_level == 1) ? - WEP_SMALL_KEY_LEN : WEP_LARGE_KEY_LEN;*/ - - for (i = 0; i < CIPHER_KEYS; i++) - at76_dbg(DBG_MIB, "%s: MIB MAC_ENCRYPTION: key %d: %s", - wiphy_name(priv->hw->wiphy), i, - hex2str(m->cipher_default_keyvalue[i], - CIPHER_KEY_LEN)); -exit: - kfree(m); -} - static void at76_dump_mib_mac_mgmt(struct at76_priv *priv) { int ret; @@ -1125,7 +1133,7 @@ static void at76_dump_mib_mac_mgmt(struct at76_priv *priv) sizeof(struct mib_mac_mgmt)); if (ret < 0) { printk(KERN_ERR "%s: at76_get_mib (MAC_MGMT) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); goto exit; } @@ -1136,7 +1144,7 @@ static void at76_dump_mib_mac_mgmt(struct at76_priv *priv) "pm_mode %d ibss_change %d res %d " "multi_domain_capability_implemented %d " "international_roaming %d country_string %.3s", - wiphy_name(priv->hw->wiphy), le16_to_cpu(m->beacon_period), + priv->netdev->name, le16_to_cpu(m->beacon_period), le16_to_cpu(m->CFP_max_duration), le16_to_cpu(m->medium_occupancy_limit), le16_to_cpu(m->station_id), le16_to_cpu(m->ATIM_window), @@ -1161,7 +1169,7 @@ static void at76_dump_mib_mac(struct at76_priv *priv) ret = at76_get_mib(priv->udev, MIB_MAC, m, sizeof(struct mib_mac)); if (ret < 0) { printk(KERN_ERR "%s: at76_get_mib (MAC) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); goto exit; } @@ -1171,8 +1179,7 @@ static void at76_dump_mib_mac(struct at76_priv *priv) "scan_type %d scan_channel %d probe_delay %u " "min_channel_time %d max_channel_time %d listen_int %d " "desired_ssid %s desired_bssid %s desired_bsstype %d", - wiphy_name(priv->hw->wiphy), - le32_to_cpu(m->max_tx_msdu_lifetime), + priv->netdev->name, le32_to_cpu(m->max_tx_msdu_lifetime), le32_to_cpu(m->max_rx_lifetime), le16_to_cpu(m->frag_threshold), le16_to_cpu(m->rts_threshold), le16_to_cpu(m->cwmin), le16_to_cpu(m->cwmax), @@ -1198,7 +1205,7 @@ static void at76_dump_mib_phy(struct at76_priv *priv) ret = at76_get_mib(priv->udev, MIB_PHY, m, sizeof(struct mib_phy)); if (ret < 0) { printk(KERN_ERR "%s: at76_get_mib (PHY) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); goto exit; } @@ -1207,7 +1214,7 @@ static void at76_dump_mib_phy(struct at76_priv *priv) "mpdu_max_length %d cca_mode_supported %d operation_rate_set " "0x%x 0x%x 0x%x 0x%x channel_id %d current_cca_mode %d " "phy_type %d current_reg_domain %d", - wiphy_name(priv->hw->wiphy), le32_to_cpu(m->ed_threshold), + priv->netdev->name, le32_to_cpu(m->ed_threshold), le16_to_cpu(m->slot_time), le16_to_cpu(m->sifs_time), le16_to_cpu(m->preamble_length), le16_to_cpu(m->plcp_header_length), @@ -1231,14 +1238,13 @@ static void at76_dump_mib_local(struct at76_priv *priv) ret = at76_get_mib(priv->udev, MIB_LOCAL, m, sizeof(struct mib_local)); if (ret < 0) { printk(KERN_ERR "%s: at76_get_mib (LOCAL) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); goto exit; } at76_dbg(DBG_MIB, "%s: MIB LOCAL: beacon_enable %d " "txautorate_fallback %d ssid_size %d promiscuous_mode %d " - "preamble_type %d", wiphy_name(priv->hw->wiphy), - m->beacon_enable, + "preamble_type %d", priv->netdev->name, m->beacon_enable, m->txautorate_fallback, m->ssid_size, m->promiscuous_mode, m->preamble_type); exit: @@ -1257,21 +1263,118 @@ static void at76_dump_mib_mdomain(struct at76_priv *priv) sizeof(struct mib_mdomain)); if (ret < 0) { printk(KERN_ERR "%s: at76_get_mib (MDOMAIN) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); goto exit; } at76_dbg(DBG_MIB, "%s: MIB MDOMAIN: channel_list %s", - wiphy_name(priv->hw->wiphy), + priv->netdev->name, hex2str(m->channel_list, sizeof(m->channel_list))); at76_dbg(DBG_MIB, "%s: MIB MDOMAIN: tx_powerlevel %s", - wiphy_name(priv->hw->wiphy), + priv->netdev->name, hex2str(m->tx_powerlevel, sizeof(m->tx_powerlevel))); exit: kfree(m); } +static int at76_get_current_bssid(struct at76_priv *priv) +{ + int ret = 0; + struct mib_mac_mgmt *mac_mgmt = + kmalloc(sizeof(struct mib_mac_mgmt), GFP_KERNEL); + + if (!mac_mgmt) { + ret = -ENOMEM; + goto exit; + } + + ret = at76_get_mib(priv->udev, MIB_MAC_MGMT, mac_mgmt, + sizeof(struct mib_mac_mgmt)); + if (ret < 0) { + printk(KERN_ERR "%s: at76_get_mib failed: %d\n", + priv->netdev->name, ret); + goto error; + } + memcpy(priv->bssid, mac_mgmt->current_bssid, ETH_ALEN); + printk(KERN_INFO "%s: using BSSID %s\n", priv->netdev->name, + mac2str(priv->bssid)); +error: + kfree(mac_mgmt); +exit: + return ret; +} + +static int at76_get_current_channel(struct at76_priv *priv) +{ + int ret = 0; + struct mib_phy *phy = kmalloc(sizeof(struct mib_phy), GFP_KERNEL); + + if (!phy) { + ret = -ENOMEM; + goto exit; + } + ret = at76_get_mib(priv->udev, MIB_PHY, phy, sizeof(struct mib_phy)); + if (ret < 0) { + printk(KERN_ERR "%s: at76_get_mib(MIB_PHY) failed: %d\n", + priv->netdev->name, ret); + goto error; + } + priv->channel = phy->channel_id; +error: + kfree(phy); +exit: + return ret; +} + +/** + * at76_start_scan - start a scan + * + * @use_essid - use the configured ESSID in non passive mode + */ +static int at76_start_scan(struct at76_priv *priv, int use_essid) +{ + struct at76_req_scan scan; + + memset(&scan, 0, sizeof(struct at76_req_scan)); + memset(scan.bssid, 0xff, ETH_ALEN); + + if (use_essid) { + memcpy(scan.essid, priv->essid, IW_ESSID_MAX_SIZE); + scan.essid_size = priv->essid_size; + } else + scan.essid_size = 0; + + /* jal: why should we start at a certain channel? we do scan the whole + range allowed by reg domain. */ + scan.channel = priv->channel; + + /* atmelwlandriver differs between scan type 0 and 1 (active/passive) + For ad-hoc mode, it uses type 0 only. */ + scan.scan_type = priv->scan_mode; + + /* INFO: For probe_delay, not multiplying by 1024 as this will be + slightly less than min_channel_time + (per spec: probe delay < min. channel time) */ + scan.min_channel_time = cpu_to_le16(priv->scan_min_time); + scan.max_channel_time = cpu_to_le16(priv->scan_max_time); + scan.probe_delay = cpu_to_le16(priv->scan_min_time * 1000); + scan.international_scan = 0; + + /* other values are set to 0 for type 0 */ + + at76_dbg(DBG_PROGRESS, "%s: start_scan (use_essid = %d, intl = %d, " + "channel = %d, probe_delay = %d, scan_min_time = %d, " + "scan_max_time = %d)", + priv->netdev->name, use_essid, + scan.international_scan, scan.channel, + le16_to_cpu(scan.probe_delay), + le16_to_cpu(scan.min_channel_time), + le16_to_cpu(scan.max_channel_time)); + + return at76_set_card_command(priv->udev, CMD_SCAN, &scan, sizeof(scan)); +} + /* Enable monitor mode */ static int at76_start_monitor(struct at76_priv *priv) { @@ -1292,6 +1395,86 @@ static int at76_start_monitor(struct at76_priv *priv) return ret; } +static int at76_start_ibss(struct at76_priv *priv) +{ + struct at76_req_ibss bss; + int ret; + + WARN_ON(priv->mac_state != MAC_OWN_IBSS); + if (priv->mac_state != MAC_OWN_IBSS) + return -EBUSY; + + memset(&bss, 0, sizeof(struct at76_req_ibss)); + memset(bss.bssid, 0xff, ETH_ALEN); + memcpy(bss.essid, priv->essid, IW_ESSID_MAX_SIZE); + bss.essid_size = priv->essid_size; + bss.bss_type = ADHOC_MODE; + bss.channel = priv->channel; + + ret = at76_set_card_command(priv->udev, CMD_START_IBSS, &bss, + sizeof(struct at76_req_ibss)); + if (ret < 0) { + printk(KERN_ERR "%s: start_ibss failed: %d\n", + priv->netdev->name, ret); + return ret; + } + + ret = at76_wait_completion(priv, CMD_START_IBSS); + if (ret != CMD_STATUS_COMPLETE) { + printk(KERN_ERR "%s: start_ibss failed to complete, %d\n", + priv->netdev->name, ret); + return ret; + } + + ret = at76_get_current_bssid(priv); + if (ret < 0) + return ret; + + ret = at76_get_current_channel(priv); + if (ret < 0) + return ret; + + /* not sure what this is good for ??? */ + priv->mib_buf.type = MIB_MAC_MGMT; + priv->mib_buf.size = 1; + priv->mib_buf.index = offsetof(struct mib_mac_mgmt, ibss_change); + priv->mib_buf.data.byte = 0; + + ret = at76_set_mib(priv, &priv->mib_buf); + if (ret < 0) { + printk(KERN_ERR "%s: set_mib (ibss change ok) failed: %d\n", + priv->netdev->name, ret); + return ret; + } + + netif_carrier_on(priv->netdev); + netif_start_queue(priv->netdev); + return 0; +} + +/* Request card to join BSS in managed or ad-hoc mode */ +static int at76_join_bss(struct at76_priv *priv, struct bss_info *ptr) +{ + struct at76_req_join join; + + BUG_ON(!ptr); + + memset(&join, 0, sizeof(struct at76_req_join)); + memcpy(join.bssid, ptr->bssid, ETH_ALEN); + memcpy(join.essid, ptr->ssid, ptr->ssid_len); + join.essid_size = ptr->ssid_len; + join.bss_type = (priv->iw_mode == IW_MODE_ADHOC ? 1 : 2); + join.channel = ptr->channel; + join.timeout = cpu_to_le16(2000); + + at76_dbg(DBG_PROGRESS, + "%s join addr %s ssid %s type %d ch %d timeout %d", + priv->netdev->name, mac2str(join.bssid), join.essid, + join.bss_type, join.channel, le16_to_cpu(join.timeout)); + return at76_set_card_command(priv->udev, CMD_JOIN, &join, + sizeof(struct at76_req_join)); +} + /* Calculate padding from txbuf->wlength (which excludes the USB TX header), likely to compensate a flaw in the AT76C503A USB part ... */ static inline int at76_calc_padding(int wlen) @@ -1310,6 +1493,14 @@ static inline int at76_calc_padding(int wlen) return 0; } +/* We are doing a lot of things here in an interrupt. Need + a bh handler (Watching TV with a TV card is probably + a good test: if you see flickers, we are doing too much. + Currently I do see flickers... even with our tasklet :-( ) + Maybe because the bttv driver and usb-uhci use the same interrupt +*/ +/* Or maybe because our BH handler is preempting bttv's BH handler.. BHs don't + * solve everything.. (alex) */ static void at76_rx_callback(struct urb *urb) { struct at76_priv *priv = urb->context; @@ -1319,6 +1510,1758 @@ static void at76_rx_callback(struct urb *urb) return; } +static void at76_tx_callback(struct urb *urb) +{ + struct at76_priv *priv = urb->context; + struct net_device_stats *stats = &priv->stats; + unsigned long flags; + struct at76_tx_buffer *mgmt_buf; + int ret; + + switch (urb->status) { + case 0: + stats->tx_packets++; + break; + case -ENOENT: + case -ECONNRESET: + /* urb has been unlinked */ + return; + default: + at76_dbg(DBG_URB, "%s - nonzero tx status received: %d", + __func__, urb->status); + stats->tx_errors++; + break; + } + + spin_lock_irqsave(&priv->mgmt_spinlock, flags); + mgmt_buf = priv->next_mgmt_bulk; + priv->next_mgmt_bulk = NULL; + spin_unlock_irqrestore(&priv->mgmt_spinlock, flags); + + if (!mgmt_buf) { + netif_wake_queue(priv->netdev); + return; + } + + /* we don't copy the padding bytes, but add them + to the length */ + memcpy(priv->bulk_out_buffer, mgmt_buf, + le16_to_cpu(mgmt_buf->wlength) + AT76_TX_HDRLEN); + usb_fill_bulk_urb(priv->tx_urb, priv->udev, priv->tx_pipe, + priv->bulk_out_buffer, + le16_to_cpu(mgmt_buf->wlength) + mgmt_buf->padding + + AT76_TX_HDRLEN, at76_tx_callback, priv); + ret = usb_submit_urb(priv->tx_urb, GFP_ATOMIC); + if (ret) + printk(KERN_ERR "%s: error in tx submit urb: %d\n", + priv->netdev->name, ret); + + kfree(mgmt_buf); +} + +/* Send a management frame on bulk-out. txbuf->wlength must be set */ +static int at76_tx_mgmt(struct at76_priv *priv, struct at76_tx_buffer *txbuf) +{ + unsigned long flags; + int ret; + int urb_status; + void *oldbuf = NULL; + + netif_carrier_off(priv->netdev); /* stop netdev watchdog */ + netif_stop_queue(priv->netdev); /* stop tx data packets */ + + spin_lock_irqsave(&priv->mgmt_spinlock, flags); + + urb_status = priv->tx_urb->status; + if (urb_status == -EINPROGRESS) { + /* cannot transmit now, put in the queue */ + oldbuf = priv->next_mgmt_bulk; + priv->next_mgmt_bulk = txbuf; + } + spin_unlock_irqrestore(&priv->mgmt_spinlock, flags); + + if (oldbuf) { + /* a data/mgmt tx is already pending in the URB - + if this is no error in some situations we must + implement a queue or silently modify the old msg */ + printk(KERN_ERR "%s: removed pending mgmt buffer %s\n", + priv->netdev->name, hex2str(oldbuf, 64)); + kfree(oldbuf); + return 0; + } + + txbuf->tx_rate = TX_RATE_1MBIT; + txbuf->padding = at76_calc_padding(le16_to_cpu(txbuf->wlength)); + memset(txbuf->reserved, 0, sizeof(txbuf->reserved)); + + if (priv->next_mgmt_bulk) + printk(KERN_ERR "%s: URB status %d, but mgmt is pending\n", + priv->netdev->name, urb_status); + + at76_dbg(DBG_TX_MGMT, + "%s: tx mgmt: wlen %d tx_rate %d pad %d %s", + priv->netdev->name, le16_to_cpu(txbuf->wlength), + txbuf->tx_rate, txbuf->padding, + hex2str(txbuf->packet, le16_to_cpu(txbuf->wlength))); + + /* txbuf was not consumed above -> send mgmt msg immediately */ + memcpy(priv->bulk_out_buffer, txbuf, + le16_to_cpu(txbuf->wlength) + AT76_TX_HDRLEN); + usb_fill_bulk_urb(priv->tx_urb, priv->udev, priv->tx_pipe, + priv->bulk_out_buffer, + le16_to_cpu(txbuf->wlength) + txbuf->padding + + AT76_TX_HDRLEN, at76_tx_callback, priv); + ret = usb_submit_urb(priv->tx_urb, GFP_ATOMIC); + if (ret) + printk(KERN_ERR "%s: error in tx submit urb: %d\n", + priv->netdev->name, ret); + + kfree(txbuf); + + return ret; +} + +/* Go to the next information element */ +static inline void next_ie(struct ieee80211_info_element **ie) +{ + *ie = (struct ieee80211_info_element *)(&(*ie)->data[(*ie)->len]); +} + +/* Challenge is the challenge string (in TLV format) + we got with seq_nr 2 for shared secret authentication only and + send in seq_nr 3 WEP encrypted to prove we have the correct WEP key; + otherwise it is NULL */ +static int at76_auth_req(struct at76_priv *priv, struct bss_info *bss, + int seq_nr, struct ieee80211_info_element *challenge) +{ + struct at76_tx_buffer *tx_buffer; + struct ieee80211_hdr_3addr *mgmt; + struct ieee80211_auth *req; + int buf_len = (seq_nr != 3 ? AUTH_FRAME_SIZE : + AUTH_FRAME_SIZE + 1 + 1 + challenge->len); + + BUG_ON(!bss); + BUG_ON(seq_nr == 3 && !challenge); + tx_buffer = kmalloc(buf_len + MAX_PADDING_SIZE, GFP_ATOMIC); + if (!tx_buffer) + return -ENOMEM; + + req = (struct ieee80211_auth *)tx_buffer->packet; + mgmt = &req->header; + + /* make wireless header */ + /* first auth msg is not encrypted, only the second (seq_nr == 3) */ + mgmt->frame_ctl = + cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH | + (seq_nr == 3 ? IEEE80211_FCTL_PROTECTED : 0)); + + mgmt->duration_id = cpu_to_le16(0x8000); + memcpy(mgmt->addr1, bss->bssid, ETH_ALEN); + memcpy(mgmt->addr2, priv->netdev->dev_addr, ETH_ALEN); + memcpy(mgmt->addr3, bss->bssid, ETH_ALEN); + mgmt->seq_ctl = cpu_to_le16(0); + + req->algorithm = cpu_to_le16(priv->auth_mode); + req->transaction = cpu_to_le16(seq_nr); + req->status = cpu_to_le16(0); + + if (seq_nr == 3) + memcpy(req->info_element, challenge, 1 + 1 + challenge->len); + + /* init. at76_priv tx header */ + tx_buffer->wlength = cpu_to_le16(buf_len - AT76_TX_HDRLEN); + at76_dbg(DBG_TX_MGMT, "%s: AuthReq bssid %s alg %d seq_nr %d", + priv->netdev->name, mac2str(mgmt->addr3), + le16_to_cpu(req->algorithm), le16_to_cpu(req->transaction)); + if (seq_nr == 3) + at76_dbg(DBG_TX_MGMT, "%s: AuthReq challenge: %s ...", + priv->netdev->name, hex2str(req->info_element, 18)); + + /* either send immediately (if no data tx is pending + or put it in pending list */ + return at76_tx_mgmt(priv, tx_buffer); +} + +static int at76_assoc_req(struct at76_priv *priv, struct bss_info *bss) +{ + struct at76_tx_buffer *tx_buffer; + struct ieee80211_hdr_3addr *mgmt; + struct ieee80211_assoc_request *req; + struct ieee80211_info_element *ie; + char *essid; + int essid_len; + u16 capa; + + BUG_ON(!bss); + + tx_buffer = kmalloc(ASSOCREQ_MAX_SIZE + MAX_PADDING_SIZE, GFP_ATOMIC); + if (!tx_buffer) + return -ENOMEM; + + req = (struct ieee80211_assoc_request *)tx_buffer->packet; + mgmt = &req->header; + ie = req->info_element; + + /* make wireless header */ + mgmt->frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT | + IEEE80211_STYPE_ASSOC_REQ); + + mgmt->duration_id = cpu_to_le16(0x8000); + memcpy(mgmt->addr1, bss->bssid, ETH_ALEN); + memcpy(mgmt->addr2, priv->netdev->dev_addr, ETH_ALEN); + memcpy(mgmt->addr3, bss->bssid, ETH_ALEN); + mgmt->seq_ctl = cpu_to_le16(0); + + /* we must set the Privacy bit in the capabilities to assure an + Agere-based AP with optional WEP transmits encrypted frames + to us. AP only set the Privacy bit in their capabilities + if WEP is mandatory in the BSS! */ + capa = bss->capa; + if (priv->wep_enabled) + capa |= WLAN_CAPABILITY_PRIVACY; + if (priv->preamble_type != PREAMBLE_TYPE_LONG) + capa |= WLAN_CAPABILITY_SHORT_PREAMBLE; + req->capability = cpu_to_le16(capa); + + req->listen_interval = cpu_to_le16(2 * bss->beacon_interval); + + /* write TLV data elements */ + + ie->id = MFIE_TYPE_SSID; + ie->len = bss->ssid_len; + memcpy(ie->data, bss->ssid, bss->ssid_len); + next_ie(&ie); + + ie->id = MFIE_TYPE_RATES; + ie->len = sizeof(hw_rates); + memcpy(ie->data, hw_rates, sizeof(hw_rates)); + next_ie(&ie); /* ie points behind the supp_rates field */ + + /* init. at76_priv tx header */ + tx_buffer->wlength = cpu_to_le16((u8 *)ie - (u8 *)mgmt); + + ie = req->info_element; + essid = ie->data; + essid_len = min_t(int, IW_ESSID_MAX_SIZE, ie->len); + + next_ie(&ie); /* points to IE of rates now */ + at76_dbg(DBG_TX_MGMT, + "%s: AssocReq bssid %s capa 0x%04x ssid %.*s rates %s", + priv->netdev->name, mac2str(mgmt->addr3), + le16_to_cpu(req->capability), essid_len, essid, + hex2str(ie->data, ie->len)); + + /* either send immediately (if no data tx is pending + or put it in pending list */ + return at76_tx_mgmt(priv, tx_buffer); +} + +/* We got to check the bss_list for old entries */ +static void at76_bss_list_timeout(unsigned long par) +{ + struct at76_priv *priv = (struct at76_priv *)par; + unsigned long flags; + struct list_head *lptr, *nptr; + struct bss_info *ptr; + + spin_lock_irqsave(&priv->bss_list_spinlock, flags); + + list_for_each_safe(lptr, nptr, &priv->bss_list) { + + ptr = list_entry(lptr, struct bss_info, list); + + if (ptr != priv->curr_bss + && time_after(jiffies, ptr->last_rx + BSS_LIST_TIMEOUT)) { + at76_dbg(DBG_BSS_TABLE_RM, + "%s: bss_list: removing old BSS %s ch %d", + priv->netdev->name, mac2str(ptr->bssid), + ptr->channel); + list_del(&ptr->list); + kfree(ptr); + } + } + spin_unlock_irqrestore(&priv->bss_list_spinlock, flags); + /* restart the timer */ + mod_timer(&priv->bss_list_timer, jiffies + BSS_LIST_TIMEOUT); +} + +static inline void at76_set_mac_state(struct at76_priv *priv, + enum mac_state mac_state) +{ + at76_dbg(DBG_MAC_STATE, "%s state: %s", priv->netdev->name, + mac_states[mac_state]); + priv->mac_state = mac_state; +} + +static void at76_dump_bss_table(struct at76_priv *priv) +{ + struct bss_info *ptr; + unsigned long flags; + struct list_head *lptr; + + spin_lock_irqsave(&priv->bss_list_spinlock, flags); + + at76_dbg(DBG_BSS_TABLE, "%s BSS table (curr=%p):", priv->netdev->name, + priv->curr_bss); + + list_for_each(lptr, &priv->bss_list) { + ptr = list_entry(lptr, struct bss_info, list); + at76_dbg(DBG_BSS_TABLE, "0x%p: bssid %s channel %d ssid %.*s " + "(%s) capa 0x%04x rates %s rssi %d link %d noise %d", + ptr, mac2str(ptr->bssid), ptr->channel, ptr->ssid_len, + ptr->ssid, hex2str(ptr->ssid, ptr->ssid_len), + ptr->capa, hex2str(ptr->rates, ptr->rates_len), + ptr->rssi, ptr->link_qual, ptr->noise_level); + } + spin_unlock_irqrestore(&priv->bss_list_spinlock, flags); +} + +/* Called upon successful association to mark interface as connected */ +static void at76_work_assoc_done(struct work_struct *work) +{ + struct at76_priv *priv = container_of(work, struct at76_priv, + work_assoc_done); + + mutex_lock(&priv->mtx); + + WARN_ON(priv->mac_state != MAC_ASSOC); + WARN_ON(!priv->curr_bss); + if (priv->mac_state != MAC_ASSOC || !priv->curr_bss) + goto exit; + + if (priv->iw_mode == IW_MODE_INFRA) { + if (priv->pm_mode != AT76_PM_OFF) { + /* calculate the listen interval in units of + beacon intervals of the curr_bss */ + u32 pm_period_beacon = (priv->pm_period >> 10) / + priv->curr_bss->beacon_interval; + + pm_period_beacon = max(pm_period_beacon, 2u); + pm_period_beacon = min(pm_period_beacon, 0xffffu); + + at76_dbg(DBG_PM, + "%s: pm_mode %d assoc id 0x%x listen int %d", + priv->netdev->name, priv->pm_mode, + priv->assoc_id, pm_period_beacon); + + at76_set_associd(priv, priv->assoc_id); + at76_set_listen_interval(priv, (u16)pm_period_beacon); + } + schedule_delayed_work(&priv->dwork_beacon, BEACON_TIMEOUT); + } + at76_set_pm_mode(priv); + + netif_carrier_on(priv->netdev); + netif_wake_queue(priv->netdev); + at76_set_mac_state(priv, MAC_CONNECTED); + at76_iwevent_bss_connect(priv->netdev, priv->curr_bss->bssid); + at76_dbg(DBG_PROGRESS, "%s: connected to BSSID %s", + priv->netdev->name, mac2str(priv->curr_bss->bssid)); + +exit: + mutex_unlock(&priv->mtx); +} + +/* We only store the new mac address in netdev struct, + it gets set when the netdev is opened. */ +static int at76_set_mac_address(struct net_device *netdev, void *addr) +{ + struct sockaddr *mac = addr; + memcpy(netdev->dev_addr, mac->sa_data, ETH_ALEN); + return 1; +} + +static struct net_device_stats *at76_get_stats(struct net_device *netdev) +{ + struct at76_priv *priv = netdev_priv(netdev); + return &priv->stats; +} + +static struct iw_statistics *at76_get_wireless_stats(struct net_device *netdev) +{ + struct at76_priv *priv = netdev_priv(netdev); + + at76_dbg(DBG_IOCTL, "RETURN qual %d level %d noise %d updated %d", + priv->wstats.qual.qual, priv->wstats.qual.level, + priv->wstats.qual.noise, priv->wstats.qual.updated); + + return &priv->wstats; +} + +static void at76_set_multicast(struct net_device *netdev) +{ + struct at76_priv *priv = netdev_priv(netdev); + int promisc; + + promisc = ((netdev->flags & IFF_PROMISC) != 0); + if (promisc != priv->promisc) { + /* This gets called in interrupt, must reschedule */ + priv->promisc = promisc; + schedule_work(&priv->work_set_promisc); + } +} + +/* Stop all network activity, flush all pending tasks */ +static void at76_quiesce(struct at76_priv *priv) +{ + unsigned long flags; + + netif_stop_queue(priv->netdev); + netif_carrier_off(priv->netdev); + + at76_set_mac_state(priv, MAC_INIT); + + cancel_delayed_work(&priv->dwork_get_scan); + cancel_delayed_work(&priv->dwork_beacon); + cancel_delayed_work(&priv->dwork_auth); + cancel_delayed_work(&priv->dwork_assoc); + cancel_delayed_work(&priv->dwork_restart); + + spin_lock_irqsave(&priv->mgmt_spinlock, flags); + kfree(priv->next_mgmt_bulk); + priv->next_mgmt_bulk = NULL; + spin_unlock_irqrestore(&priv->mgmt_spinlock, flags); +} + +/******************************************************************************* + * at76_priv implementations of iw_handler functions: + */ +static int at76_iw_handler_commit(struct net_device *netdev, + struct iw_request_info *info, + void *null, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + at76_dbg(DBG_IOCTL, "%s %s: restarting the device", netdev->name, + __func__); + + if (priv->mac_state != MAC_INIT) + at76_quiesce(priv); + + /* Wait half second before the restart to process subsequent + * requests from the same iwconfig in a single restart */ + schedule_delayed_work(&priv->dwork_restart, HZ / 2); + + return 0; +} + +static int at76_iw_handler_get_name(struct net_device *netdev, + struct iw_request_info *info, + char *name, char *extra) +{ + strcpy(name, "IEEE 802.11b"); + at76_dbg(DBG_IOCTL, "%s: SIOCGIWNAME - name %s", netdev->name, name); + return 0; +} + +static int at76_iw_handler_set_freq(struct net_device *netdev, + struct iw_request_info *info, + struct iw_freq *freq, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int chan = -1; + int ret = -EIWCOMMIT; + at76_dbg(DBG_IOCTL, "%s: SIOCSIWFREQ - freq.m %d freq.e %d", + netdev->name, freq->m, freq->e); + + if ((freq->e == 0) && (freq->m <= 1000)) + /* Setting by channel number */ + chan = freq->m; + else { + /* Setting by frequency - search the table */ + int mult = 1; + int i; + + for (i = 0; i < (6 - freq->e); i++) + mult *= 10; + + for (i = 0; i < NUM_CHANNELS; i++) { + if (freq->m == (channel_frequency[i] * mult)) + chan = i + 1; + } + } + + if (chan < 1 || !priv->domain) + /* non-positive channels are invalid + * we need a domain info to set the channel + * either that or an invalid frequency was + * provided by the user */ + ret = -EINVAL; + else if (!(priv->domain->channel_map & (1 << (chan - 1)))) { + printk(KERN_INFO "%s: channel %d not allowed for domain %s\n", + priv->netdev->name, chan, priv->domain->name); + ret = -EINVAL; + } + + if (ret == -EIWCOMMIT) { + priv->channel = chan; + at76_dbg(DBG_IOCTL, "%s: SIOCSIWFREQ - ch %d", netdev->name, + chan); + } + + return ret; +} + +static int at76_iw_handler_get_freq(struct net_device *netdev, + struct iw_request_info *info, + struct iw_freq *freq, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + freq->m = priv->channel; + freq->e = 0; + + if (priv->channel) + at76_dbg(DBG_IOCTL, "%s: SIOCGIWFREQ - freq %ld x 10e%d", + netdev->name, channel_frequency[priv->channel - 1], 6); + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWFREQ - ch %d", netdev->name, + priv->channel); + + return 0; +} + +static int at76_iw_handler_set_mode(struct net_device *netdev, + struct iw_request_info *info, + __u32 *mode, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWMODE - %d", netdev->name, *mode); + + if ((*mode != IW_MODE_ADHOC) && (*mode != IW_MODE_INFRA) && + (*mode != IW_MODE_MONITOR)) + return -EINVAL; + + priv->iw_mode = *mode; + if (priv->iw_mode != IW_MODE_INFRA) + priv->pm_mode = AT76_PM_OFF; + + return -EIWCOMMIT; +} + +static int at76_iw_handler_get_mode(struct net_device *netdev, + struct iw_request_info *info, + __u32 *mode, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + *mode = priv->iw_mode; + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWMODE - %d", netdev->name, *mode); + + return 0; +} + +static int at76_iw_handler_get_range(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + /* inspired by atmel.c */ + struct at76_priv *priv = netdev_priv(netdev); + struct iw_range *range = (struct iw_range *)extra; + int i; + + data->length = sizeof(struct iw_range); + memset(range, 0, sizeof(struct iw_range)); + + /* TODO: range->throughput = xxxxxx; */ + + range->min_nwid = 0x0000; + range->max_nwid = 0x0000; + + /* this driver doesn't maintain sensitivity information */ + range->sensitivity = 0; + + range->max_qual.qual = 100; + range->max_qual.level = 100; + range->max_qual.noise = 0; + range->max_qual.updated = IW_QUAL_NOISE_INVALID; + + range->avg_qual.qual = 50; + range->avg_qual.level = 50; + range->avg_qual.noise = 0; + range->avg_qual.updated = IW_QUAL_NOISE_INVALID; + + range->bitrate[0] = 1000000; + range->bitrate[1] = 2000000; + range->bitrate[2] = 5500000; + range->bitrate[3] = 11000000; + range->num_bitrates = 4; + + range->min_rts = 0; + range->max_rts = MAX_RTS_THRESHOLD; + + range->min_frag = MIN_FRAG_THRESHOLD; + range->max_frag = MAX_FRAG_THRESHOLD; + + range->pmp_flags = IW_POWER_PERIOD; + range->pmt_flags = IW_POWER_ON; + range->pm_capa = IW_POWER_PERIOD | IW_POWER_ALL_R; + + range->encoding_size[0] = WEP_SMALL_KEY_LEN; + range->encoding_size[1] = WEP_LARGE_KEY_LEN; + range->num_encoding_sizes = 2; + range->max_encoding_tokens = WEP_KEYS; + + /* both WL-240U and Linksys WUSB11 v2.6 specify 15 dBm as output power + - take this for all (ignore antenna gains) */ + range->txpower[0] = 15; + range->num_txpower = 1; + range->txpower_capa = IW_TXPOW_DBM; + + range->we_version_source = WIRELESS_EXT; + range->we_version_compiled = WIRELESS_EXT; + + /* same as the values used in atmel.c */ + range->retry_capa = IW_RETRY_LIMIT; + range->retry_flags = IW_RETRY_LIMIT; + range->r_time_flags = 0; + range->min_retry = 1; + range->max_retry = 255; + + range->num_channels = NUM_CHANNELS; + range->num_frequency = 0; + + for (i = 0; i < NUM_CHANNELS; i++) { + /* test if channel map bit is raised */ + if (priv->domain->channel_map & (0x1 << i)) { + range->num_frequency += 1; + + range->freq[i].i = i + 1; + range->freq[i].m = channel_frequency[i] * 100000; + range->freq[i].e = 1; /* freq * 10^1 */ + } + } + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWRANGE", netdev->name); + + return 0; +} + +static int at76_iw_handler_set_spy(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret = 0; + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWSPY - number of addresses %d", + netdev->name, data->length); + + spin_lock_bh(&priv->spy_spinlock); + ret = iw_handler_set_spy(priv->netdev, info, (union iwreq_data *)data, + extra); + spin_unlock_bh(&priv->spy_spinlock); + + return ret; +} + +static int at76_iw_handler_get_spy(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + + struct at76_priv *priv = netdev_priv(netdev); + int ret = 0; + + spin_lock_bh(&priv->spy_spinlock); + ret = iw_handler_get_spy(priv->netdev, info, + (union iwreq_data *)data, extra); + spin_unlock_bh(&priv->spy_spinlock); + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWSPY - number of addresses %d", + netdev->name, data->length); + + return ret; +} + +static int at76_iw_handler_set_thrspy(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret; + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWTHRSPY - number of addresses %d)", + netdev->name, data->length); + + spin_lock_bh(&priv->spy_spinlock); + ret = iw_handler_set_thrspy(netdev, info, (union iwreq_data *)data, + extra); + spin_unlock_bh(&priv->spy_spinlock); + + return ret; +} + +static int at76_iw_handler_get_thrspy(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret; + + spin_lock_bh(&priv->spy_spinlock); + ret = iw_handler_get_thrspy(netdev, info, (union iwreq_data *)data, + extra); + spin_unlock_bh(&priv->spy_spinlock); + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWTHRSPY - number of addresses %d)", + netdev->name, data->length); + + return ret; +} + +static int at76_iw_handler_set_wap(struct net_device *netdev, + struct iw_request_info *info, + struct sockaddr *ap_addr, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWAP - wap/bssid %s", netdev->name, + mac2str(ap_addr->sa_data)); + + /* if the incoming address == ff:ff:ff:ff:ff:ff, the user has + chosen any or auto AP preference */ + if (is_broadcast_ether_addr(ap_addr->sa_data) + || is_zero_ether_addr(ap_addr->sa_data)) + priv->wanted_bssid_valid = 0; + else { + /* user wants to set a preferred AP address */ + priv->wanted_bssid_valid = 1; + memcpy(priv->wanted_bssid, ap_addr->sa_data, ETH_ALEN); + } + + return -EIWCOMMIT; +} + +static int at76_iw_handler_get_wap(struct net_device *netdev, + struct iw_request_info *info, + struct sockaddr *ap_addr, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + ap_addr->sa_family = ARPHRD_ETHER; + memcpy(ap_addr->sa_data, priv->bssid, ETH_ALEN); + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWAP - wap/bssid %s", netdev->name, + mac2str(ap_addr->sa_data)); + + return 0; +} + +static int at76_iw_handler_set_scan(struct net_device *netdev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret = 0; + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWSCAN", netdev->name); + + if (mutex_lock_interruptible(&priv->mtx)) + return -EINTR; + + if (!netif_running(netdev)) { + ret = -ENETDOWN; + goto exit; + } + + /* jal: we don't allow "iwlist ethX scan" while we are + in monitor mode */ + if (priv->iw_mode == IW_MODE_MONITOR) { + ret = -EBUSY; + goto exit; + } + + /* Discard old scan results */ + if ((jiffies - priv->last_scan) > (20 * HZ)) + priv->scan_state = SCAN_IDLE; + priv->last_scan = jiffies; + + /* Initiate a scan command */ + if (priv->scan_state == SCAN_IN_PROGRESS) { + ret = -EBUSY; + goto exit; + } + + priv->scan_state = SCAN_IN_PROGRESS; + + at76_quiesce(priv); + + /* Try to do passive or active scan if WE asks as. */ + if (wrqu->data.length + && wrqu->data.length == sizeof(struct iw_scan_req)) { + struct iw_scan_req *req = (struct iw_scan_req *)extra; + + if (req->scan_type == IW_SCAN_TYPE_PASSIVE) + priv->scan_mode = SCAN_TYPE_PASSIVE; + else if (req->scan_type == IW_SCAN_TYPE_ACTIVE) + priv->scan_mode = SCAN_TYPE_ACTIVE; + + /* Sanity check values? */ + if (req->min_channel_time > 0) + priv->scan_min_time = req->min_channel_time; + + if (req->max_channel_time > 0) + priv->scan_max_time = req->max_channel_time; + } + + /* change to scanning state */ + at76_set_mac_state(priv, MAC_SCANNING); + schedule_work(&priv->work_start_scan); + +exit: + mutex_unlock(&priv->mtx); + return ret; +} + +static int at76_iw_handler_get_scan(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + unsigned long flags; + struct list_head *lptr, *nptr; + struct bss_info *curr_bss; + struct iw_event *iwe = kmalloc(sizeof(struct iw_event), GFP_KERNEL); + char *curr_val, *curr_pos = extra; + int i; + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWSCAN", netdev->name); + + if (!iwe) + return -ENOMEM; + + if (priv->scan_state != SCAN_COMPLETED) { + /* scan not yet finished */ + kfree(iwe); + return -EAGAIN; + } + + spin_lock_irqsave(&priv->bss_list_spinlock, flags); + + list_for_each_safe(lptr, nptr, &priv->bss_list) { + curr_bss = list_entry(lptr, struct bss_info, list); + + iwe->cmd = SIOCGIWAP; + iwe->u.ap_addr.sa_family = ARPHRD_ETHER; + memcpy(iwe->u.ap_addr.sa_data, curr_bss->bssid, 6); + curr_pos = iwe_stream_add_event(info, curr_pos, + extra + IW_SCAN_MAX_DATA, iwe, + IW_EV_ADDR_LEN); + + iwe->u.data.length = curr_bss->ssid_len; + iwe->cmd = SIOCGIWESSID; + iwe->u.data.flags = 1; + + curr_pos = iwe_stream_add_point(info, curr_pos, + extra + IW_SCAN_MAX_DATA, iwe, + curr_bss->ssid); + + iwe->cmd = SIOCGIWMODE; + iwe->u.mode = (curr_bss->capa & WLAN_CAPABILITY_IBSS) ? + IW_MODE_ADHOC : + (curr_bss->capa & WLAN_CAPABILITY_ESS) ? + IW_MODE_MASTER : IW_MODE_AUTO; + /* IW_MODE_AUTO = 0 which I thought is + * the most logical value to return in this case */ + curr_pos = iwe_stream_add_event(info, curr_pos, + extra + IW_SCAN_MAX_DATA, iwe, + IW_EV_UINT_LEN); + + iwe->cmd = SIOCGIWFREQ; + iwe->u.freq.m = curr_bss->channel; + iwe->u.freq.e = 0; + curr_pos = iwe_stream_add_event(info, curr_pos, + extra + IW_SCAN_MAX_DATA, iwe, + IW_EV_FREQ_LEN); + + iwe->cmd = SIOCGIWENCODE; + if (curr_bss->capa & WLAN_CAPABILITY_PRIVACY) + iwe->u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; + else + iwe->u.data.flags = IW_ENCODE_DISABLED; + + iwe->u.data.length = 0; + curr_pos = iwe_stream_add_point(info, curr_pos, + extra + IW_SCAN_MAX_DATA, iwe, + NULL); + + /* Add quality statistics */ + iwe->cmd = IWEVQUAL; + iwe->u.qual.noise = 0; + iwe->u.qual.updated = + IW_QUAL_NOISE_INVALID | IW_QUAL_LEVEL_UPDATED; + iwe->u.qual.level = (curr_bss->rssi * 100 / 42); + if (iwe->u.qual.level > 100) + iwe->u.qual.level = 100; + if (at76_is_intersil(priv->board_type)) + iwe->u.qual.qual = curr_bss->link_qual; + else { + iwe->u.qual.qual = 0; + iwe->u.qual.updated |= IW_QUAL_QUAL_INVALID; + } + /* Add new value to event */ + curr_pos = iwe_stream_add_event(info, curr_pos, + extra + IW_SCAN_MAX_DATA, iwe, + IW_EV_QUAL_LEN); + + /* Rate: stuffing multiple values in a single event requires + * a bit more of magic - Jean II */ + curr_val = curr_pos + IW_EV_LCP_LEN; + + iwe->cmd = SIOCGIWRATE; + /* Those two flags are ignored... */ + iwe->u.bitrate.fixed = 0; + iwe->u.bitrate.disabled = 0; + /* Max 8 values */ + for (i = 0; i < curr_bss->rates_len; i++) { + /* Bit rate given in 500 kb/s units (+ 0x80) */ + iwe->u.bitrate.value = + ((curr_bss->rates[i] & 0x7f) * 500000); + /* Add new value to event */ + curr_val = iwe_stream_add_value(info, curr_pos, + curr_val, + extra + + IW_SCAN_MAX_DATA, iwe, + IW_EV_PARAM_LEN); + } + + /* Check if we added any event */ + if ((curr_val - curr_pos) > IW_EV_LCP_LEN) + curr_pos = curr_val; + + /* more information may be sent back using IWECUSTOM */ + + } + + spin_unlock_irqrestore(&priv->bss_list_spinlock, flags); + + data->length = (curr_pos - extra); + data->flags = 0; + + kfree(iwe); + return 0; +} + +static int at76_iw_handler_set_essid(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWESSID - %s", netdev->name, extra); + + if (data->flags) { + memcpy(priv->essid, extra, data->length); + priv->essid_size = data->length; + } else + priv->essid_size = 0; /* Use any SSID */ + + return -EIWCOMMIT; +} + +static int at76_iw_handler_get_essid(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + if (priv->essid_size) { + /* not the ANY ssid in priv->essid */ + data->flags = 1; + data->length = priv->essid_size; + memcpy(extra, priv->essid, data->length); + } else { + /* the ANY ssid was specified */ + if (priv->mac_state == MAC_CONNECTED && priv->curr_bss) { + /* report the SSID we have found */ + data->flags = 1; + data->length = priv->curr_bss->ssid_len; + memcpy(extra, priv->curr_bss->ssid, data->length); + } else { + /* report ANY back */ + data->flags = 0; + data->length = 0; + } + } + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWESSID - %.*s", netdev->name, + data->length, extra); + + return 0; +} + +static int at76_iw_handler_set_rate(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *bitrate, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret = -EIWCOMMIT; + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWRATE - %d", netdev->name, + bitrate->value); + + switch (bitrate->value) { + case -1: + priv->txrate = TX_RATE_AUTO; + break; /* auto rate */ + case 1000000: + priv->txrate = TX_RATE_1MBIT; + break; + case 2000000: + priv->txrate = TX_RATE_2MBIT; + break; + case 5500000: + priv->txrate = TX_RATE_5_5MBIT; + break; + case 11000000: + priv->txrate = TX_RATE_11MBIT; + break; + default: + ret = -EINVAL; + } + + return ret; +} + +static int at76_iw_handler_get_rate(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *bitrate, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret = 0; + + switch (priv->txrate) { + /* return max rate if RATE_AUTO */ + case TX_RATE_AUTO: + bitrate->value = 11000000; + break; + case TX_RATE_1MBIT: + bitrate->value = 1000000; + break; + case TX_RATE_2MBIT: + bitrate->value = 2000000; + break; + case TX_RATE_5_5MBIT: + bitrate->value = 5500000; + break; + case TX_RATE_11MBIT: + bitrate->value = 11000000; + break; + default: + ret = -EINVAL; + } + + bitrate->fixed = (priv->txrate != TX_RATE_AUTO); + bitrate->disabled = 0; + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWRATE - %d", netdev->name, + bitrate->value); + + return ret; +} + +static int at76_iw_handler_set_rts(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *rts, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret = -EIWCOMMIT; + int rthr = rts->value; + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWRTS - value %d disabled %s", + netdev->name, rts->value, (rts->disabled) ? "true" : "false"); + + if (rts->disabled) + rthr = MAX_RTS_THRESHOLD; + + if ((rthr < 0) || (rthr > MAX_RTS_THRESHOLD)) + ret = -EINVAL; + else + priv->rts_threshold = rthr; + + return ret; +} + +static int at76_iw_handler_get_rts(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *rts, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + rts->value = priv->rts_threshold; + rts->disabled = (rts->value >= MAX_RTS_THRESHOLD); + rts->fixed = 1; + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWRTS - value %d disabled %s", + netdev->name, rts->value, (rts->disabled) ? "true" : "false"); + + return 0; +} + +static int at76_iw_handler_set_frag(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *frag, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret = -EIWCOMMIT; + int fthr = frag->value; + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWFRAG - value %d, disabled %s", + netdev->name, frag->value, + (frag->disabled) ? "true" : "false"); + + if (frag->disabled) + fthr = MAX_FRAG_THRESHOLD; + + if ((fthr < MIN_FRAG_THRESHOLD) || (fthr > MAX_FRAG_THRESHOLD)) + ret = -EINVAL; + else + priv->frag_threshold = fthr & ~0x1; /* get an even value */ + + return ret; +} + +static int at76_iw_handler_get_frag(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *frag, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + frag->value = priv->frag_threshold; + frag->disabled = (frag->value >= MAX_FRAG_THRESHOLD); + frag->fixed = 1; + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWFRAG - value %d, disabled %s", + netdev->name, frag->value, + (frag->disabled) ? "true" : "false"); + + return 0; +} + +static int at76_iw_handler_get_txpow(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *power, char *extra) +{ + power->value = 15; + power->fixed = 1; /* No power control */ + power->disabled = 0; + power->flags = IW_TXPOW_DBM; + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWTXPOW - txpow %d dBm", netdev->name, + power->value); + + return 0; +} + +/* jal: short retry is handled by the firmware (at least 0.90.x), + while long retry is not (?) */ +static int at76_iw_handler_set_retry(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *retry, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret = -EIWCOMMIT; + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWRETRY disabled %d flags 0x%x val %d", + netdev->name, retry->disabled, retry->flags, retry->value); + + if (!retry->disabled && (retry->flags & IW_RETRY_LIMIT)) { + if ((retry->flags & IW_RETRY_MIN) || + !(retry->flags & IW_RETRY_MAX)) + priv->short_retry_limit = retry->value; + else + ret = -EINVAL; + } else + ret = -EINVAL; + + return ret; +} + +/* Adapted (ripped) from atmel.c */ +static int at76_iw_handler_get_retry(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *retry, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWRETRY", netdev->name); + + retry->disabled = 0; /* Can't be disabled */ + retry->flags = IW_RETRY_LIMIT; + retry->value = priv->short_retry_limit; + + return 0; +} + +static int at76_iw_handler_set_encode(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *encoding, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int index = (encoding->flags & IW_ENCODE_INDEX) - 1; + int len = encoding->length; + + at76_dbg(DBG_IOCTL, "%s: SIOCSIWENCODE - enc.flags %08x " + "pointer %p len %d", netdev->name, encoding->flags, + encoding->pointer, encoding->length); + at76_dbg(DBG_IOCTL, + "%s: SIOCSIWENCODE - old wepstate: enabled %s key_id %d " + "auth_mode %s", netdev->name, + (priv->wep_enabled) ? "true" : "false", priv->wep_key_id, + (priv->auth_mode == + WLAN_AUTH_SHARED_KEY) ? "restricted" : "open"); + + /* take the old default key if index is invalid */ + if ((index < 0) || (index >= WEP_KEYS)) + index = priv->wep_key_id; + + if (len > 0) { + if (len > WEP_LARGE_KEY_LEN) + len = WEP_LARGE_KEY_LEN; + + memset(priv->wep_keys[index], 0, WEP_KEY_LEN); + memcpy(priv->wep_keys[index], extra, len); + priv->wep_keys_len[index] = (len <= WEP_SMALL_KEY_LEN) ? + WEP_SMALL_KEY_LEN : WEP_LARGE_KEY_LEN; + priv->wep_enabled = 1; + } + + priv->wep_key_id = index; + priv->wep_enabled = ((encoding->flags & IW_ENCODE_DISABLED) == 0); + + if (encoding->flags & IW_ENCODE_RESTRICTED) + priv->auth_mode = WLAN_AUTH_SHARED_KEY; + if (encoding->flags & IW_ENCODE_OPEN) + priv->auth_mode = WLAN_AUTH_OPEN; + + at76_dbg(DBG_IOCTL, + "%s: SIOCSIWENCODE - new wepstate: enabled %s key_id %d " + "key_len %d auth_mode %s", netdev->name, + (priv->wep_enabled) ? "true" : "false", priv->wep_key_id + 1, + priv->wep_keys_len[priv->wep_key_id], + (priv->auth_mode == + WLAN_AUTH_SHARED_KEY) ? "restricted" : "open"); + + return -EIWCOMMIT; +} + +static int at76_iw_handler_get_encode(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *encoding, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int index = (encoding->flags & IW_ENCODE_INDEX) - 1; + + if ((index < 0) || (index >= WEP_KEYS)) + index = priv->wep_key_id; + + encoding->flags = + (priv->auth_mode == WLAN_AUTH_SHARED_KEY) ? + IW_ENCODE_RESTRICTED : IW_ENCODE_OPEN; + + if (!priv->wep_enabled) + encoding->flags |= IW_ENCODE_DISABLED; + + if (encoding->pointer) { + encoding->length = priv->wep_keys_len[index]; + + memcpy(extra, priv->wep_keys[index], priv->wep_keys_len[index]); + + encoding->flags |= (index + 1); + } + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWENCODE - enc.flags %08x " + "pointer %p len %d", netdev->name, encoding->flags, + encoding->pointer, encoding->length); + at76_dbg(DBG_IOCTL, + "%s: SIOCGIWENCODE - wepstate: enabled %s key_id %d " + "key_len %d auth_mode %s", netdev->name, + (priv->wep_enabled) ? "true" : "false", priv->wep_key_id + 1, + priv->wep_keys_len[priv->wep_key_id], + (priv->auth_mode == + WLAN_AUTH_SHARED_KEY) ? "restricted" : "open"); + + return 0; +} + +static int at76_iw_handler_set_power(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *prq, char *extra) +{ + int err = -EIWCOMMIT; + struct at76_priv *priv = netdev_priv(netdev); + + at76_dbg(DBG_IOCTL, + "%s: SIOCSIWPOWER - disabled %s flags 0x%x value 0x%x", + netdev->name, (prq->disabled) ? "true" : "false", prq->flags, + prq->value); + + if (prq->disabled) + priv->pm_mode = AT76_PM_OFF; + else { + switch (prq->flags & IW_POWER_MODE) { + case IW_POWER_ALL_R: + case IW_POWER_ON: + break; + default: + err = -EINVAL; + goto exit; + } + if (prq->flags & IW_POWER_PERIOD) + priv->pm_period = prq->value; + + if (prq->flags & IW_POWER_TIMEOUT) { + err = -EINVAL; + goto exit; + } + priv->pm_mode = AT76_PM_ON; + } +exit: + return err; +} + +static int at76_iw_handler_get_power(struct net_device *netdev, + struct iw_request_info *info, + struct iw_param *power, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + power->disabled = (priv->pm_mode == AT76_PM_OFF); + if (!power->disabled) { + power->flags = IW_POWER_PERIOD | IW_POWER_ALL_R; + power->value = priv->pm_period; + } + + at76_dbg(DBG_IOCTL, "%s: SIOCGIWPOWER - %s flags 0x%x value 0x%x", + netdev->name, power->disabled ? "disabled" : "enabled", + power->flags, power->value); + + return 0; +} + +/******************************************************************************* + * Private IOCTLS + */ +static int at76_iw_set_short_preamble(struct net_device *netdev, + struct iw_request_info *info, char *name, + char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int val = *((int *)name); + int ret = -EIWCOMMIT; + + at76_dbg(DBG_IOCTL, "%s: AT76_SET_SHORT_PREAMBLE, %d", + netdev->name, val); + + if (val < PREAMBLE_TYPE_LONG || val > PREAMBLE_TYPE_AUTO) + ret = -EINVAL; + else + priv->preamble_type = val; + + return ret; +} + +static int at76_iw_get_short_preamble(struct net_device *netdev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + + snprintf(wrqu->name, sizeof(wrqu->name), "%s (%d)", + preambles[priv->preamble_type], priv->preamble_type); + return 0; +} + +static int at76_iw_set_debug(struct net_device *netdev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + char *ptr; + u32 val; + + if (data->length > 0) { + val = simple_strtol(extra, &ptr, 0); + + if (ptr == extra) + val = DBG_DEFAULTS; + + at76_dbg(DBG_IOCTL, "%s: AT76_SET_DEBUG input %d: %s -> 0x%x", + netdev->name, data->length, extra, val); + } else + val = DBG_DEFAULTS; + + at76_dbg(DBG_IOCTL, "%s: AT76_SET_DEBUG, old 0x%x, new 0x%x", + netdev->name, at76_debug, val); + + /* jal: some more output to pin down lockups */ + at76_dbg(DBG_IOCTL, "%s: netif running %d queue_stopped %d " + "carrier_ok %d", netdev->name, netif_running(netdev), + netif_queue_stopped(netdev), netif_carrier_ok(netdev)); + + at76_debug = val; + + return 0; +} + +static int at76_iw_get_debug(struct net_device *netdev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + snprintf(wrqu->name, sizeof(wrqu->name), "0x%08x", at76_debug); + return 0; +} + +static int at76_iw_set_powersave_mode(struct net_device *netdev, + struct iw_request_info *info, char *name, + char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int val = *((int *)name); + int ret = -EIWCOMMIT; + + at76_dbg(DBG_IOCTL, "%s: AT76_SET_POWERSAVE_MODE, %d (%s)", + netdev->name, val, + val == AT76_PM_OFF ? "active" : val == AT76_PM_ON ? "save" : + val == AT76_PM_SMART ? "smart save" : "<invalid>"); + if (val < AT76_PM_OFF || val > AT76_PM_SMART) + ret = -EINVAL; + else + priv->pm_mode = val; + + return ret; +} + +static int at76_iw_get_powersave_mode(struct net_device *netdev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int *param = (int *)extra; + + param[0] = priv->pm_mode; + return 0; +} + +static int at76_iw_set_scan_times(struct net_device *netdev, + struct iw_request_info *info, char *name, + char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int mint = *((int *)name); + int maxt = *((int *)name + 1); + int ret = -EIWCOMMIT; + + at76_dbg(DBG_IOCTL, "%s: AT76_SET_SCAN_TIMES - min %d max %d", + netdev->name, mint, maxt); + if (mint <= 0 || maxt <= 0 || mint > maxt) + ret = -EINVAL; + else { + priv->scan_min_time = mint; + priv->scan_max_time = maxt; + } + + return ret; +} + +static int at76_iw_get_scan_times(struct net_device *netdev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int *param = (int *)extra; + + param[0] = priv->scan_min_time; + param[1] = priv->scan_max_time; + return 0; +} + +static int at76_iw_set_scan_mode(struct net_device *netdev, + struct iw_request_info *info, char *name, + char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int val = *((int *)name); + int ret = -EIWCOMMIT; + + at76_dbg(DBG_IOCTL, "%s: AT76_SET_SCAN_MODE - mode %s", + netdev->name, (val = SCAN_TYPE_ACTIVE) ? "active" : + (val = SCAN_TYPE_PASSIVE) ? "passive" : "<invalid>"); + + if (val != SCAN_TYPE_ACTIVE && val != SCAN_TYPE_PASSIVE) + ret = -EINVAL; + else + priv->scan_mode = val; + + return ret; +} + +static int at76_iw_get_scan_mode(struct net_device *netdev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct at76_priv *priv = netdev_priv(netdev); + int *param = (int *)extra; + + param[0] = priv->scan_mode; + return 0; +} + +#define AT76_SET_HANDLER(h, f) [h - SIOCIWFIRST] = (iw_handler) f + +/* Standard wireless handlers */ +static const iw_handler at76_handlers[] = { + AT76_SET_HANDLER(SIOCSIWCOMMIT, at76_iw_handler_commit), + AT76_SET_HANDLER(SIOCGIWNAME, at76_iw_handler_get_name), + AT76_SET_HANDLER(SIOCSIWFREQ, at76_iw_handler_set_freq), + AT76_SET_HANDLER(SIOCGIWFREQ, at76_iw_handler_get_freq), + AT76_SET_HANDLER(SIOCSIWMODE, at76_iw_handler_set_mode), + AT76_SET_HANDLER(SIOCGIWMODE, at76_iw_handler_get_mode), + AT76_SET_HANDLER(SIOCGIWRANGE, at76_iw_handler_get_range), + AT76_SET_HANDLER(SIOCSIWSPY, at76_iw_handler_set_spy), + AT76_SET_HANDLER(SIOCGIWSPY, at76_iw_handler_get_spy), + AT76_SET_HANDLER(SIOCSIWTHRSPY, at76_iw_handler_set_thrspy), + AT76_SET_HANDLER(SIOCGIWTHRSPY, at76_iw_handler_get_thrspy), + AT76_SET_HANDLER(SIOCSIWAP, at76_iw_handler_set_wap), + AT76_SET_HANDLER(SIOCGIWAP, at76_iw_handler_get_wap), + AT76_SET_HANDLER(SIOCSIWSCAN, at76_iw_handler_set_scan), + AT76_SET_HANDLER(SIOCGIWSCAN, at76_iw_handler_get_scan), + AT76_SET_HANDLER(SIOCSIWESSID, at76_iw_handler_set_essid), + AT76_SET_HANDLER(SIOCGIWESSID, at76_iw_handler_get_essid), + AT76_SET_HANDLER(SIOCSIWRATE, at76_iw_handler_set_rate), + AT76_SET_HANDLER(SIOCGIWRATE, at76_iw_handler_get_rate), + AT76_SET_HANDLER(SIOCSIWRTS, at76_iw_handler_set_rts), + AT76_SET_HANDLER(SIOCGIWRTS, at76_iw_handler_get_rts), + AT76_SET_HANDLER(SIOCSIWFRAG, at76_iw_handler_set_frag), + AT76_SET_HANDLER(SIOCGIWFRAG, at76_iw_handler_get_frag), + AT76_SET_HANDLER(SIOCGIWTXPOW, at76_iw_handler_get_txpow), + AT76_SET_HANDLER(SIOCSIWRETRY, at76_iw_handler_set_retry), + AT76_SET_HANDLER(SIOCGIWRETRY, at76_iw_handler_get_retry), + AT76_SET_HANDLER(SIOCSIWENCODE, at76_iw_handler_set_encode), + AT76_SET_HANDLER(SIOCGIWENCODE, at76_iw_handler_get_encode), + AT76_SET_HANDLER(SIOCSIWPOWER, at76_iw_handler_set_power), + AT76_SET_HANDLER(SIOCGIWPOWER, at76_iw_handler_get_power) +}; + +#define AT76_SET_PRIV(h, f) [h - SIOCIWFIRSTPRIV] = (iw_handler) f + +/* Private wireless handlers */ +static const iw_handler at76_priv_handlers[] = { + AT76_SET_PRIV(AT76_SET_SHORT_PREAMBLE, at76_iw_set_short_preamble), + AT76_SET_PRIV(AT76_GET_SHORT_PREAMBLE, at76_iw_get_short_preamble), + AT76_SET_PRIV(AT76_SET_DEBUG, at76_iw_set_debug), + AT76_SET_PRIV(AT76_GET_DEBUG, at76_iw_get_debug), + AT76_SET_PRIV(AT76_SET_POWERSAVE_MODE, at76_iw_set_powersave_mode), + AT76_SET_PRIV(AT76_GET_POWERSAVE_MODE, at76_iw_get_powersave_mode), + AT76_SET_PRIV(AT76_SET_SCAN_TIMES, at76_iw_set_scan_times), + AT76_SET_PRIV(AT76_GET_SCAN_TIMES, at76_iw_get_scan_times), + AT76_SET_PRIV(AT76_SET_SCAN_MODE, at76_iw_set_scan_mode), + AT76_SET_PRIV(AT76_GET_SCAN_MODE, at76_iw_get_scan_mode), +}; + +/* Names and arguments of private wireless handlers */ +static const struct iw_priv_args at76_priv_args[] = { + /* 0 - long, 1 - short */ + {AT76_SET_SHORT_PREAMBLE, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_preamble"}, + + {AT76_GET_SHORT_PREAMBLE, + 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 10, "get_preamble"}, + + /* we must pass the new debug mask as a string, because iwpriv cannot + * parse hex numbers starting with 0x :-( */ + {AT76_SET_DEBUG, + IW_PRIV_TYPE_CHAR | 10, 0, "set_debug"}, + + {AT76_GET_DEBUG, + 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 10, "get_debug"}, + + /* 1 - active, 2 - power save, 3 - smart power save */ + {AT76_SET_POWERSAVE_MODE, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_powersave"}, + + {AT76_GET_POWERSAVE_MODE, + 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_powersave"}, + + /* min_channel_time, max_channel_time */ + {AT76_SET_SCAN_TIMES, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_scan_times"}, + + {AT76_GET_SCAN_TIMES, + 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, "get_scan_times"}, + + /* 0 - active, 1 - passive scan */ + {AT76_SET_SCAN_MODE, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_scan_mode"}, + + {AT76_GET_SCAN_MODE, + 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_scan_mode"}, +}; + +static const struct iw_handler_def at76_handler_def = { + .num_standard = ARRAY_SIZE(at76_handlers), + .num_private = ARRAY_SIZE(at76_priv_handlers), + .num_private_args = ARRAY_SIZE(at76_priv_args), + .standard = at76_handlers, + .private = at76_priv_handlers, + .private_args = at76_priv_args, + .get_wireless_stats = at76_get_wireless_stats, +}; + +static const u8 snapsig[] = { 0xaa, 0xaa, 0x03 }; + +/* RFC 1042 encapsulates Ethernet frames in 802.2 SNAP (0xaa, 0xaa, 0x03) with + * a SNAP OID of 0 (0x00, 0x00, 0x00) */ +static const u8 rfc1042sig[] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 }; + +static int at76_tx(struct sk_buff *skb, struct net_device *netdev) +{ + struct at76_priv *priv = netdev_priv(netdev); + struct net_device_stats *stats = &priv->stats; + int ret = 0; + int wlen; + int submit_len; + struct at76_tx_buffer *tx_buffer = priv->bulk_out_buffer; + struct ieee80211_hdr_3addr *i802_11_hdr = + (struct ieee80211_hdr_3addr *)tx_buffer->packet; + u8 *payload = i802_11_hdr->payload; + struct ethhdr *eh = (struct ethhdr *)skb->data; + + if (netif_queue_stopped(netdev)) { + printk(KERN_ERR "%s: %s called while netdev is stopped\n", + netdev->name, __func__); + /* skip this packet */ + dev_kfree_skb(skb); + return 0; + } + + if (priv->tx_urb->status == -EINPROGRESS) { + printk(KERN_ERR "%s: %s called while tx urb is pending\n", + netdev->name, __func__); + /* skip this packet */ + dev_kfree_skb(skb); + return 0; + } + + if (skb->len < ETH_HLEN) { + printk(KERN_ERR "%s: %s: skb too short (%d)\n", + netdev->name, __func__, skb->len); + dev_kfree_skb(skb); + return 0; + } + + at76_ledtrig_tx_activity(); /* tell ledtrigger we send a packet */ + + /* we can get rid of memcpy if we set netdev->hard_header_len to + reserve enough space, but we would need to keep the skb around */ + + if (ntohs(eh->h_proto) <= ETH_DATA_LEN) { + /* this is a 802.3 packet */ + if (skb->len >= ETH_HLEN + sizeof(rfc1042sig) + && skb->data[ETH_HLEN] == rfc1042sig[0] + && skb->data[ETH_HLEN + 1] == rfc1042sig[1]) { + /* higher layer delivered SNAP header - keep it */ + memcpy(payload, skb->data + ETH_HLEN, + skb->len - ETH_HLEN); + wlen = IEEE80211_3ADDR_LEN + skb->len - ETH_HLEN; + } else { + printk(KERN_ERR "%s: dropping non-SNAP 802.2 packet " + "(DSAP 0x%02x SSAP 0x%02x cntrl 0x%02x)\n", + priv->netdev->name, skb->data[ETH_HLEN], + skb->data[ETH_HLEN + 1], + skb->data[ETH_HLEN + 2]); + dev_kfree_skb(skb); + return 0; + } + } else { + /* add RFC 1042 header in front */ + memcpy(payload, rfc1042sig, sizeof(rfc1042sig)); + memcpy(payload + sizeof(rfc1042sig), &eh->h_proto, + skb->len - offsetof(struct ethhdr, h_proto)); + wlen = IEEE80211_3ADDR_LEN + sizeof(rfc1042sig) + skb->len - + offsetof(struct ethhdr, h_proto); + } + + /* make wireless header */ + i802_11_hdr->frame_ctl = + cpu_to_le16(IEEE80211_FTYPE_DATA | + (priv->wep_enabled ? IEEE80211_FCTL_PROTECTED : 0) | + (priv->iw_mode == + IW_MODE_INFRA ? IEEE80211_FCTL_TODS : 0)); + + if (priv->iw_mode == IW_MODE_ADHOC) { + memcpy(i802_11_hdr->addr1, eh->h_dest, ETH_ALEN); + memcpy(i802_11_hdr->addr2, eh->h_source, ETH_ALEN); + memcpy(i802_11_hdr->addr3, priv->bssid, ETH_ALEN); + } else if (priv->iw_mode == IW_MODE_INFRA) { + memcpy(i802_11_hdr->addr1, priv->bssid, ETH_ALEN); + memcpy(i802_11_hdr->addr2, eh->h_source, ETH_ALEN); + memcpy(i802_11_hdr->addr3, eh->h_dest, ETH_ALEN); + } + + i802_11_hdr->duration_id = cpu_to_le16(0); + i802_11_hdr->seq_ctl = cpu_to_le16(0); + + /* setup 'Atmel' header */ + tx_buffer->wlength = cpu_to_le16(wlen); + tx_buffer->tx_rate = priv->txrate; + /* for broadcast destination addresses, the firmware 0.100.x + seems to choose the highest rate set with CMD_STARTUP in + basic_rate_set replacing this value */ + + memset(tx_buffer->reserved, 0, sizeof(tx_buffer->reserved)); + + tx_buffer->padding = at76_calc_padding(wlen); + submit_len = wlen + AT76_TX_HDRLEN + tx_buffer->padding; + + at76_dbg(DBG_TX_DATA_CONTENT, "%s skb->data %s", priv->netdev->name, + hex2str(skb->data, 32)); + at76_dbg(DBG_TX_DATA, "%s tx: wlen 0x%x pad 0x%x rate %d hdr %s", + priv->netdev->name, + le16_to_cpu(tx_buffer->wlength), + tx_buffer->padding, tx_buffer->tx_rate, + hex2str(i802_11_hdr, sizeof(*i802_11_hdr))); + at76_dbg(DBG_TX_DATA_CONTENT, "%s payload %s", priv->netdev->name, + hex2str(payload, 48)); + + /* send stuff */ + netif_stop_queue(netdev); + netdev->trans_start = jiffies; + + usb_fill_bulk_urb(priv->tx_urb, priv->udev, priv->tx_pipe, tx_buffer, + submit_len, at76_tx_callback, priv); + ret = usb_submit_urb(priv->tx_urb, GFP_ATOMIC); + if (ret) { + stats->tx_errors++; + printk(KERN_ERR "%s: error in tx submit urb: %d\n", + netdev->name, ret); + if (ret == -EINVAL) + printk(KERN_ERR + "%s: -EINVAL: tx urb %p hcpriv %p complete %p\n", + priv->netdev->name, priv->tx_urb, + priv->tx_urb->hcpriv, priv->tx_urb->complete); + } else { + stats->tx_bytes += skb->len; + dev_kfree_skb(skb); + } + + return ret; +} + +static void at76_tx_timeout(struct net_device *netdev) +{ + struct at76_priv *priv = netdev_priv(netdev); + + if (!priv) + return; + dev_warn(&netdev->dev, "tx timeout."); + + usb_unlink_urb(priv->tx_urb); + priv->stats.tx_errors++; +} + static int at76_submit_rx_urb(struct at76_priv *priv) { int ret; @@ -1327,7 +3270,7 @@ static int at76_submit_rx_urb(struct at76_priv *priv) if (!priv->rx_urb) { printk(KERN_ERR "%s: %s: priv->rx_urb is NULL\n", - wiphy_name(priv->hw->wiphy), __func__); + priv->netdev->name, __func__); return -EFAULT; } @@ -1335,7 +3278,7 @@ static int at76_submit_rx_urb(struct at76_priv *priv) skb = dev_alloc_skb(sizeof(struct at76_rx_buffer)); if (!skb) { printk(KERN_ERR "%s: cannot allocate rx skbuff\n", - wiphy_name(priv->hw->wiphy)); + priv->netdev->name); ret = -ENOMEM; goto exit; } @@ -1355,18 +3298,110 @@ static int at76_submit_rx_urb(struct at76_priv *priv) "usb_submit_urb returned -ENODEV"); else printk(KERN_ERR "%s: rx, usb_submit_urb failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); } exit: if (ret < 0 && ret != -ENODEV) printk(KERN_ERR "%s: cannot submit rx urb - please unload the " "driver and/or power cycle the device\n", - wiphy_name(priv->hw->wiphy)); + priv->netdev->name); return ret; } +static int at76_open(struct net_device *netdev) +{ + struct at76_priv *priv = netdev_priv(netdev); + int ret = 0; + + at76_dbg(DBG_PROC_ENTRY, "%s(): entry", __func__); + + if (mutex_lock_interruptible(&priv->mtx)) + return -EINTR; + + /* if netdev->dev_addr != priv->mac_addr we must + set the mac address in the device ! */ + if (compare_ether_addr(netdev->dev_addr, priv->mac_addr)) { + if (at76_add_mac_address(priv, netdev->dev_addr) >= 0) + at76_dbg(DBG_PROGRESS, "%s: set new MAC addr %s", + netdev->name, mac2str(netdev->dev_addr)); + } + + priv->scan_state = SCAN_IDLE; + priv->last_scan = jiffies; + + ret = at76_submit_rx_urb(priv); + if (ret < 0) { + printk(KERN_ERR "%s: open: submit_rx_urb failed: %d\n", + netdev->name, ret); + goto error; + } + + schedule_delayed_work(&priv->dwork_restart, 0); + + at76_dbg(DBG_PROC_ENTRY, "%s(): end", __func__); +error: + mutex_unlock(&priv->mtx); + return ret < 0 ? ret : 0; +} + +static int at76_stop(struct net_device *netdev) +{ + struct at76_priv *priv = netdev_priv(netdev); + + at76_dbg(DBG_DEVSTART, "%s: ENTER", __func__); + + if (mutex_lock_interruptible(&priv->mtx)) + return -EINTR; + + at76_quiesce(priv); + + if (!priv->device_unplugged) { + /* We are called by "ifconfig ethX down", not because the + * device is not available anymore. */ + at76_set_radio(priv, 0); + + /* We unlink rx_urb because at76_open() re-submits it. + * If unplugged, at76_delete_device() takes care of it. */ + usb_kill_urb(priv->rx_urb); + } + + /* free the bss_list */ + at76_free_bss_list(priv); + + mutex_unlock(&priv->mtx); + at76_dbg(DBG_DEVSTART, "%s: EXIT", __func__); + + return 0; +} + +static void at76_ethtool_get_drvinfo(struct net_device *netdev, + struct ethtool_drvinfo *info) +{ + struct at76_priv *priv = netdev_priv(netdev); + + strncpy(info->driver, DRIVER_NAME, sizeof(info->driver)); + strncpy(info->version, DRIVER_VERSION, sizeof(info->version)); + + usb_make_path(priv->udev, info->bus_info, sizeof(info->bus_info)); + + snprintf(info->fw_version, sizeof(info->fw_version), "%d.%d.%d-%d", + priv->fw_version.major, priv->fw_version.minor, + priv->fw_version.patch, priv->fw_version.build); +} + +static u32 at76_ethtool_get_link(struct net_device *netdev) +{ + struct at76_priv *priv = netdev_priv(netdev); + return priv->mac_state == MAC_CONNECTED; +} + +static struct ethtool_ops at76_ethtool_ops = { + .get_drvinfo = at76_ethtool_get_drvinfo, + .get_link = at76_ethtool_get_link, +}; + /* Download external firmware */ static int at76_load_external_fw(struct usb_device *udev, struct fwentry *fwe) { @@ -1463,6 +3498,406 @@ exit: return ret; } +static int at76_match_essid(struct at76_priv *priv, struct bss_info *ptr) +{ + /* common criteria for both modi */ + + int ret = (priv->essid_size == 0 /* ANY ssid */ || + (priv->essid_size == ptr->ssid_len && + !memcmp(priv->essid, ptr->ssid, ptr->ssid_len))); + if (!ret) + at76_dbg(DBG_BSS_MATCH, + "%s bss table entry %p: essid didn't match", + priv->netdev->name, ptr); + return ret; +} + +static inline int at76_match_mode(struct at76_priv *priv, struct bss_info *ptr) +{ + int ret; + + if (priv->iw_mode == IW_MODE_ADHOC) + ret = ptr->capa & WLAN_CAPABILITY_IBSS; + else + ret = ptr->capa & WLAN_CAPABILITY_ESS; + if (!ret) + at76_dbg(DBG_BSS_MATCH, + "%s bss table entry %p: mode didn't match", + priv->netdev->name, ptr); + return ret; +} + +static int at76_match_rates(struct at76_priv *priv, struct bss_info *ptr) +{ + int i; + + for (i = 0; i < ptr->rates_len; i++) { + u8 rate = ptr->rates[i]; + + if (!(rate & 0x80)) + continue; + + /* this is a basic rate we have to support + (see IEEE802.11, ch. 7.3.2.2) */ + if (rate != (0x80 | hw_rates[0]) + && rate != (0x80 | hw_rates[1]) + && rate != (0x80 | hw_rates[2]) + && rate != (0x80 | hw_rates[3])) { + at76_dbg(DBG_BSS_MATCH, + "%s: bss table entry %p: basic rate %02x not " + "supported", priv->netdev->name, ptr, rate); + return 0; + } + } + + /* if we use short preamble, the bss must support it */ + if (priv->preamble_type == PREAMBLE_TYPE_SHORT && + !(ptr->capa & WLAN_CAPABILITY_SHORT_PREAMBLE)) { + at76_dbg(DBG_BSS_MATCH, + "%s: %p does not support short preamble", + priv->netdev->name, ptr); + return 0; + } else + return 1; +} + +static inline int at76_match_wep(struct at76_priv *priv, struct bss_info *ptr) +{ + if (!priv->wep_enabled && ptr->capa & WLAN_CAPABILITY_PRIVACY) { + /* we have disabled WEP, but the BSS signals privacy */ + at76_dbg(DBG_BSS_MATCH, + "%s: bss table entry %p: requires encryption", + priv->netdev->name, ptr); + return 0; + } + /* otherwise if the BSS does not signal privacy it may well + accept encrypted packets from us ... */ + return 1; +} + +static inline int at76_match_bssid(struct at76_priv *priv, struct bss_info *ptr) +{ + if (!priv->wanted_bssid_valid || + !compare_ether_addr(ptr->bssid, priv->wanted_bssid)) + return 1; + + at76_dbg(DBG_BSS_MATCH, + "%s: requested bssid - %s does not match", + priv->netdev->name, mac2str(priv->wanted_bssid)); + at76_dbg(DBG_BSS_MATCH, + " AP bssid - %s of bss table entry %p", + mac2str(ptr->bssid), ptr); + return 0; +} + +/** + * at76_match_bss - try to find a matching bss in priv->bss + * + * last - last bss tried + * + * last == NULL signals a new round starting with priv->bss_list.next + * this function must be called inside an acquired priv->bss_list_spinlock + * otherwise the timeout on bss may remove the newly chosen entry + */ +static struct bss_info *at76_match_bss(struct at76_priv *priv, + struct bss_info *last) +{ + struct bss_info *ptr = NULL; + struct list_head *curr; + + curr = last ? last->list.next : priv->bss_list.next; + while (curr != &priv->bss_list) { + ptr = list_entry(curr, struct bss_info, list); + if (at76_match_essid(priv, ptr) && at76_match_mode(priv, ptr) + && at76_match_wep(priv, ptr) && at76_match_rates(priv, ptr) + && at76_match_bssid(priv, ptr)) + break; + curr = curr->next; + } + + if (curr == &priv->bss_list) + ptr = NULL; + /* otherwise ptr points to the struct bss_info we have chosen */ + + at76_dbg(DBG_BSS_TABLE, "%s %s: returned %p", priv->netdev->name, + __func__, ptr); + return ptr; +} + +/* Start joining a matching BSS, or create own IBSS */ +static void at76_work_join(struct work_struct *work) +{ + struct at76_priv *priv = container_of(work, struct at76_priv, + work_join); + int ret; + unsigned long flags; + + mutex_lock(&priv->mtx); + + WARN_ON(priv->mac_state != MAC_JOINING); + if (priv->mac_state != MAC_JOINING) + goto exit; + + /* secure the access to priv->curr_bss ! */ + spin_lock_irqsave(&priv->bss_list_spinlock, flags); + priv->curr_bss = at76_match_bss(priv, priv->curr_bss); + spin_unlock_irqrestore(&priv->bss_list_spinlock, flags); + + if (!priv->curr_bss) { + /* here we haven't found a matching (i)bss ... */ + if (priv->iw_mode == IW_MODE_ADHOC) { + at76_set_mac_state(priv, MAC_OWN_IBSS); + at76_start_ibss(priv); + goto exit; + } + /* haven't found a matching BSS in infra mode - try again */ + at76_set_mac_state(priv, MAC_SCANNING); + schedule_work(&priv->work_start_scan); + goto exit; + } + + ret = at76_join_bss(priv, priv->curr_bss); + if (ret < 0) { + printk(KERN_ERR "%s: join_bss failed with %d\n", + priv->netdev->name, ret); + goto exit; + } + + ret = at76_wait_completion(priv, CMD_JOIN); + if (ret != CMD_STATUS_COMPLETE) { + if (ret != CMD_STATUS_TIME_OUT) + printk(KERN_ERR "%s: join_bss completed with %d\n", + priv->netdev->name, ret); + else + printk(KERN_INFO "%s: join_bss ssid %s timed out\n", + priv->netdev->name, + mac2str(priv->curr_bss->bssid)); + + /* retry next BSS immediately */ + schedule_work(&priv->work_join); + goto exit; + } + + /* here we have joined the (I)BSS */ + if (priv->iw_mode == IW_MODE_ADHOC) { + struct bss_info *bptr = priv->curr_bss; + at76_set_mac_state(priv, MAC_CONNECTED); + /* get ESSID, BSSID and channel for priv->curr_bss */ + priv->essid_size = bptr->ssid_len; + memcpy(priv->essid, bptr->ssid, bptr->ssid_len); + memcpy(priv->bssid, bptr->bssid, ETH_ALEN); + priv->channel = bptr->channel; + at76_iwevent_bss_connect(priv->netdev, bptr->bssid); + netif_carrier_on(priv->netdev); + netif_start_queue(priv->netdev); + /* just to be sure */ + cancel_delayed_work(&priv->dwork_get_scan); + cancel_delayed_work(&priv->dwork_auth); + cancel_delayed_work(&priv->dwork_assoc); + } else { + /* send auth req */ + priv->retries = AUTH_RETRIES; + at76_set_mac_state(priv, MAC_AUTH); + at76_auth_req(priv, priv->curr_bss, 1, NULL); + at76_dbg(DBG_MGMT_TIMER, + "%s:%d: starting mgmt_timer + HZ", __func__, __LINE__); + schedule_delayed_work(&priv->dwork_auth, AUTH_TIMEOUT); + } + +exit: + mutex_unlock(&priv->mtx); +} + +/* Reap scan results */ +static void at76_dwork_get_scan(struct work_struct *work) +{ + int status; + int ret; + struct at76_priv *priv = container_of(work, struct at76_priv, + dwork_get_scan.work); + + mutex_lock(&priv->mtx); + WARN_ON(priv->mac_state != MAC_SCANNING); + if (priv->mac_state != MAC_SCANNING) + goto exit; + + status = at76_get_cmd_status(priv->udev, CMD_SCAN); + if (status < 0) { + printk(KERN_ERR "%s: %s: at76_get_cmd_status failed with %d\n", + priv->netdev->name, __func__, status); + status = CMD_STATUS_IN_PROGRESS; + /* INFO: Hope it was a one off error - if not, scanning + further down the line and stop this cycle */ + } + at76_dbg(DBG_PROGRESS, + "%s %s: got cmd_status %d (state %s, need_any %d)", + priv->netdev->name, __func__, status, + mac_states[priv->mac_state], priv->scan_need_any); + + if (status != CMD_STATUS_COMPLETE) { + if ((status != CMD_STATUS_IN_PROGRESS) && + (status != CMD_STATUS_IDLE)) + printk(KERN_ERR "%s: %s: Bad scan status: %s\n", + priv->netdev->name, __func__, + at76_get_cmd_status_string(status)); + + /* the first cmd status after scan start is always a IDLE -> + start the timer to poll again until COMPLETED */ + at76_dbg(DBG_MGMT_TIMER, + "%s:%d: starting mgmt_timer for %d ticks", + __func__, __LINE__, SCAN_POLL_INTERVAL); + schedule_delayed_work(&priv->dwork_get_scan, + SCAN_POLL_INTERVAL); + goto exit; + } + + if (at76_debug & DBG_BSS_TABLE) + at76_dump_bss_table(priv); + + if (priv->scan_need_any) { + ret = at76_start_scan(priv, 0); + if (ret < 0) + printk(KERN_ERR + "%s: %s: start_scan (ANY) failed with %d\n", + priv->netdev->name, __func__, ret); + at76_dbg(DBG_MGMT_TIMER, + "%s:%d: starting mgmt_timer for %d ticks", __func__, + __LINE__, SCAN_POLL_INTERVAL); + schedule_delayed_work(&priv->dwork_get_scan, + SCAN_POLL_INTERVAL); + priv->scan_need_any = 0; + } else { + priv->scan_state = SCAN_COMPLETED; + /* report the end of scan to user space */ + at76_iwevent_scan_complete(priv->netdev); + at76_set_mac_state(priv, MAC_JOINING); + schedule_work(&priv->work_join); + } + +exit: + mutex_unlock(&priv->mtx); +} + +/* Handle loss of beacons from the AP */ +static void at76_dwork_beacon(struct work_struct *work) +{ + struct at76_priv *priv = container_of(work, struct at76_priv, + dwork_beacon.work); + + mutex_lock(&priv->mtx); + if (priv->mac_state != MAC_CONNECTED || priv->iw_mode != IW_MODE_INFRA) + goto exit; + + /* We haven't received any beacons from out AP for BEACON_TIMEOUT */ + printk(KERN_INFO "%s: lost beacon bssid %s\n", + priv->netdev->name, mac2str(priv->curr_bss->bssid)); + + netif_carrier_off(priv->netdev); + netif_stop_queue(priv->netdev); + at76_iwevent_bss_disconnect(priv->netdev); + at76_set_mac_state(priv, MAC_SCANNING); + schedule_work(&priv->work_start_scan); + +exit: + mutex_unlock(&priv->mtx); +} + +/* Handle authentication response timeout */ +static void at76_dwork_auth(struct work_struct *work) +{ + struct at76_priv *priv = container_of(work, struct at76_priv, + dwork_auth.work); + + mutex_lock(&priv->mtx); + WARN_ON(priv->mac_state != MAC_AUTH); + if (priv->mac_state != MAC_AUTH) + goto exit; + + at76_dbg(DBG_PROGRESS, "%s: authentication response timeout", + priv->netdev->name); + + if (priv->retries-- >= 0) { + at76_auth_req(priv, priv->curr_bss, 1, NULL); + at76_dbg(DBG_MGMT_TIMER, "%s:%d: starting mgmt_timer + HZ", + __func__, __LINE__); + schedule_delayed_work(&priv->dwork_auth, AUTH_TIMEOUT); + } else { + /* try to get next matching BSS */ + at76_set_mac_state(priv, MAC_JOINING); + schedule_work(&priv->work_join); + } + +exit: + mutex_unlock(&priv->mtx); +} + +/* Handle association response timeout */ +static void at76_dwork_assoc(struct work_struct *work) +{ + struct at76_priv *priv = container_of(work, struct at76_priv, + dwork_assoc.work); + + mutex_lock(&priv->mtx); + WARN_ON(priv->mac_state != MAC_ASSOC); + if (priv->mac_state != MAC_ASSOC) + goto exit; + + at76_dbg(DBG_PROGRESS, "%s: association response timeout", + priv->netdev->name); + + if (priv->retries-- >= 0) { + at76_assoc_req(priv, priv->curr_bss); + at76_dbg(DBG_MGMT_TIMER, "%s:%d: starting mgmt_timer + HZ", + __func__, __LINE__); + schedule_delayed_work(&priv->dwork_assoc, ASSOC_TIMEOUT); + } else { + /* try to get next matching BSS */ + at76_set_mac_state(priv, MAC_JOINING); + schedule_work(&priv->work_join); + } + +exit: + mutex_unlock(&priv->mtx); +} + +/* Read new bssid in ad-hoc mode */ +static void at76_work_new_bss(struct work_struct *work) +{ + struct at76_priv *priv = container_of(work, struct at76_priv, + work_new_bss); + int ret; + struct mib_mac_mgmt mac_mgmt; + + mutex_lock(&priv->mtx); + + ret = at76_get_mib(priv->udev, MIB_MAC_MGMT, &mac_mgmt, + sizeof(struct mib_mac_mgmt)); + if (ret < 0) { + printk(KERN_ERR "%s: at76_get_mib failed: %d\n", + priv->netdev->name, ret); + goto exit; + } + + at76_dbg(DBG_PROGRESS, "ibss_change = 0x%2x", mac_mgmt.ibss_change); + memcpy(priv->bssid, mac_mgmt.current_bssid, ETH_ALEN); + at76_dbg(DBG_PROGRESS, "using BSSID %s", mac2str(priv->bssid)); + + at76_iwevent_bss_connect(priv->netdev, priv->bssid); + + priv->mib_buf.type = MIB_MAC_MGMT; + priv->mib_buf.size = 1; + priv->mib_buf.index = offsetof(struct mib_mac_mgmt, ibss_change); + priv->mib_buf.data.byte = 0; + + ret = at76_set_mib(priv, &priv->mib_buf); + if (ret < 0) + printk(KERN_ERR "%s: set_mib (ibss change ok) failed: %d\n", + priv->netdev->name, ret); + +exit: + mutex_unlock(&priv->mtx); +} + static int at76_startup_device(struct at76_priv *priv) { struct at76_card_config *ccfg = &priv->card_config; @@ -1470,14 +3905,14 @@ static int at76_startup_device(struct at76_priv *priv) at76_dbg(DBG_PARAMS, "%s param: ssid %.*s (%s) mode %s ch %d wep %s key %d " - "keylen %d", wiphy_name(priv->hw->wiphy), priv->essid_size, - priv->essid, hex2str(priv->essid, IW_ESSID_MAX_SIZE), + "keylen %d", priv->netdev->name, priv->essid_size, priv->essid, + hex2str(priv->essid, IW_ESSID_MAX_SIZE), priv->iw_mode == IW_MODE_ADHOC ? "adhoc" : "infra", priv->channel, priv->wep_enabled ? "enabled" : "disabled", priv->wep_key_id, priv->wep_keys_len[priv->wep_key_id]); at76_dbg(DBG_PARAMS, "%s param: preamble %s rts %d retry %d frag %d " - "txrate %s auth_mode %d", wiphy_name(priv->hw->wiphy), + "txrate %s auth_mode %d", priv->netdev->name, preambles[priv->preamble_type], priv->rts_threshold, priv->short_retry_limit, priv->frag_threshold, priv->txrate == TX_RATE_1MBIT ? "1MBit" : priv->txrate == @@ -1488,7 +3923,7 @@ static int at76_startup_device(struct at76_priv *priv) at76_dbg(DBG_PARAMS, "%s param: pm_mode %d pm_period %d auth_mode %s " "scan_times %d %d scan_mode %s", - wiphy_name(priv->hw->wiphy), priv->pm_mode, priv->pm_period, + priv->netdev->name, priv->pm_mode, priv->pm_period, priv->auth_mode == WLAN_AUTH_OPEN ? "open" : "shared_secret", priv->scan_min_time, priv->scan_max_time, priv->scan_mode == SCAN_TYPE_ACTIVE ? "active" : "passive"); @@ -1522,8 +3957,7 @@ static int at76_startup_device(struct at76_priv *priv) ccfg->ssid_len = priv->essid_size; ccfg->wep_default_key_id = priv->wep_key_id; - memcpy(ccfg->wep_default_key_value, priv->wep_keys, - sizeof(priv->wep_keys)); + memcpy(ccfg->wep_default_key_value, priv->wep_keys, 4 * WEP_KEY_LEN); ccfg->short_preamble = priv->preamble_type; ccfg->beacon_period = cpu_to_le16(priv->beacon_period); @@ -1532,7 +3966,7 @@ static int at76_startup_device(struct at76_priv *priv) sizeof(struct at76_card_config)); if (ret < 0) { printk(KERN_ERR "%s: at76_set_card_command failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); return ret; } @@ -1578,6 +4012,69 @@ static int at76_startup_device(struct at76_priv *priv) return 0; } +/* Restart the interface */ +static void at76_dwork_restart(struct work_struct *work) +{ + struct at76_priv *priv = container_of(work, struct at76_priv, + dwork_restart.work); + + mutex_lock(&priv->mtx); + + netif_carrier_off(priv->netdev); /* stop netdev watchdog */ + netif_stop_queue(priv->netdev); /* stop tx data packets */ + + at76_startup_device(priv); + + if (priv->iw_mode != IW_MODE_MONITOR) { + priv->netdev->type = ARPHRD_ETHER; + at76_set_mac_state(priv, MAC_SCANNING); + schedule_work(&priv->work_start_scan); + } else { + priv->netdev->type = ARPHRD_IEEE80211_RADIOTAP; + at76_start_monitor(priv); + } + + mutex_unlock(&priv->mtx); +} + +/* Initiate scanning */ +static void at76_work_start_scan(struct work_struct *work) +{ + struct at76_priv *priv = container_of(work, struct at76_priv, + work_start_scan); + int ret; + + mutex_lock(&priv->mtx); + + WARN_ON(priv->mac_state != MAC_SCANNING); + if (priv->mac_state != MAC_SCANNING) + goto exit; + + /* only clear the bss list when a scan is actively initiated, + * otherwise simply rely on at76_bss_list_timeout */ + if (priv->scan_state == SCAN_IN_PROGRESS) { + at76_free_bss_list(priv); + priv->scan_need_any = 1; + } else + priv->scan_need_any = 0; + + ret = at76_start_scan(priv, 1); + + if (ret < 0) + printk(KERN_ERR "%s: %s: start_scan failed with %d\n", + priv->netdev->name, __func__, ret); + else { + at76_dbg(DBG_MGMT_TIMER, + "%s:%d: starting mgmt_timer for %d ticks", + __func__, __LINE__, SCAN_POLL_INTERVAL); + schedule_delayed_work(&priv->dwork_get_scan, + SCAN_POLL_INTERVAL); + } + +exit: + mutex_unlock(&priv->mtx); +} + /* Enable or disable promiscuous mode */ static void at76_work_set_promisc(struct work_struct *work) { @@ -1595,7 +4092,7 @@ static void at76_work_set_promisc(struct work_struct *work) ret = at76_set_mib(priv, &priv->mib_buf); if (ret < 0) printk(KERN_ERR "%s: set_mib (promiscuous_mode) failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); + priv->netdev->name, ret); mutex_unlock(&priv->mtx); } @@ -1611,759 +4108,1088 @@ static void at76_work_submit_rx(struct work_struct *work) mutex_unlock(&priv->mtx); } -static void at76_rx_tasklet(unsigned long param) +/* We got an association response */ +static void at76_rx_mgmt_assoc(struct at76_priv *priv, + struct at76_rx_buffer *buf) { - struct urb *urb = (struct urb *)param; - struct at76_priv *priv = urb->context; - struct at76_rx_buffer *buf; - struct ieee80211_rx_status rx_status = { 0 }; - - if (priv->device_unplugged) { - at76_dbg(DBG_DEVSTART, "device unplugged"); - if (urb) - at76_dbg(DBG_DEVSTART, "urb status %d", urb->status); + struct ieee80211_assoc_response *resp = + (struct ieee80211_assoc_response *)buf->packet; + u16 assoc_id = le16_to_cpu(resp->aid); + u16 status = le16_to_cpu(resp->status); + + at76_dbg(DBG_RX_MGMT, "%s: rx AssocResp bssid %s capa 0x%04x status " + "0x%04x assoc_id 0x%04x rates %s", priv->netdev->name, + mac2str(resp->header.addr3), le16_to_cpu(resp->capability), + status, assoc_id, hex2str(resp->info_element->data, + resp->info_element->len)); + + if (priv->mac_state != MAC_ASSOC) { + printk(KERN_INFO "%s: AssocResp in state %s ignored\n", + priv->netdev->name, mac_states[priv->mac_state]); return; } - if (!priv->rx_skb || !priv->rx_skb->data) - return; - - buf = (struct at76_rx_buffer *)priv->rx_skb->data; - - if (urb->status != 0) { - if (urb->status != -ENOENT && urb->status != -ECONNRESET) - at76_dbg(DBG_URB, - "%s %s: - nonzero Rx bulk status received: %d", - __func__, wiphy_name(priv->hw->wiphy), - urb->status); - return; + BUG_ON(!priv->curr_bss); + + cancel_delayed_work(&priv->dwork_assoc); + if (status == WLAN_STATUS_SUCCESS) { + struct bss_info *ptr = priv->curr_bss; + priv->assoc_id = assoc_id & 0x3fff; + /* update iwconfig params */ + memcpy(priv->bssid, ptr->bssid, ETH_ALEN); + memcpy(priv->essid, ptr->ssid, ptr->ssid_len); + priv->essid_size = ptr->ssid_len; + priv->channel = ptr->channel; + schedule_work(&priv->work_assoc_done); + } else { + at76_set_mac_state(priv, MAC_JOINING); + schedule_work(&priv->work_join); } +} - at76_dbg(DBG_RX_ATMEL_HDR, - "%s: rx frame: rate %d rssi %d noise %d link %d", - wiphy_name(priv->hw->wiphy), buf->rx_rate, buf->rssi, - buf->noise_level, buf->link_quality); - - skb_trim(priv->rx_skb, le16_to_cpu(buf->wlength) + AT76_RX_HDRLEN); - at76_dbg_dump(DBG_RX_DATA, &priv->rx_skb->data[AT76_RX_HDRLEN], - priv->rx_skb->len, "RX: len=%d", - (int)(priv->rx_skb->len - AT76_RX_HDRLEN)); +/* Process disassociation request from the AP */ +static void at76_rx_mgmt_disassoc(struct at76_priv *priv, + struct at76_rx_buffer *buf) +{ + struct ieee80211_disassoc *resp = + (struct ieee80211_disassoc *)buf->packet; + struct ieee80211_hdr_3addr *mgmt = &resp->header; + + at76_dbg(DBG_RX_MGMT, + "%s: rx DisAssoc bssid %s reason 0x%04x destination %s", + priv->netdev->name, mac2str(mgmt->addr3), + le16_to_cpu(resp->reason), mac2str(mgmt->addr1)); + + /* We are not connected, ignore */ + if (priv->mac_state == MAC_SCANNING || priv->mac_state == MAC_INIT + || !priv->curr_bss) + return; - rx_status.signal = buf->rssi; - /* FIXME: is rate_idx still present in structure? */ - rx_status.rate_idx = buf->rx_rate; - rx_status.flag |= RX_FLAG_DECRYPTED; - rx_status.flag |= RX_FLAG_IV_STRIPPED; + /* Not our BSSID, ignore */ + if (compare_ether_addr(mgmt->addr3, priv->curr_bss->bssid)) + return; - skb_pull(priv->rx_skb, AT76_RX_HDRLEN); - at76_dbg(DBG_MAC80211, "calling ieee80211_rx_irqsafe(): %d/%d", - priv->rx_skb->len, priv->rx_skb->data_len); - ieee80211_rx_irqsafe(priv->hw, priv->rx_skb, &rx_status); + /* Not for our STA and not broadcast, ignore */ + if (compare_ether_addr(priv->netdev->dev_addr, mgmt->addr1) + && !is_broadcast_ether_addr(mgmt->addr1)) + return; - /* Use a new skb for the next receive */ - priv->rx_skb = NULL; + if (priv->mac_state != MAC_ASSOC && priv->mac_state != MAC_CONNECTED + && priv->mac_state != MAC_JOINING) { + printk(KERN_INFO "%s: DisAssoc in state %s ignored\n", + priv->netdev->name, mac_states[priv->mac_state]); + return; + } - at76_submit_rx_urb(priv); + if (priv->mac_state == MAC_CONNECTED) { + netif_carrier_off(priv->netdev); + netif_stop_queue(priv->netdev); + at76_iwevent_bss_disconnect(priv->netdev); + } + cancel_delayed_work(&priv->dwork_get_scan); + cancel_delayed_work(&priv->dwork_beacon); + cancel_delayed_work(&priv->dwork_auth); + cancel_delayed_work(&priv->dwork_assoc); + at76_set_mac_state(priv, MAC_JOINING); + schedule_work(&priv->work_join); } -/* Load firmware into kernel memory and parse it */ -static struct fwentry *at76_load_firmware(struct usb_device *udev, - enum board_type board_type) +static void at76_rx_mgmt_auth(struct at76_priv *priv, + struct at76_rx_buffer *buf) { - int ret; - char *str; - struct at76_fw_header *fwh; - struct fwentry *fwe = &firmwares[board_type]; - - mutex_lock(&fw_mutex); - - if (fwe->loaded) { - at76_dbg(DBG_FW, "re-using previously loaded fw"); - goto exit; + struct ieee80211_auth *resp = (struct ieee80211_auth *)buf->packet; + struct ieee80211_hdr_3addr *mgmt = &resp->header; + int seq_nr = le16_to_cpu(resp->transaction); + int alg = le16_to_cpu(resp->algorithm); + int status = le16_to_cpu(resp->status); + + at76_dbg(DBG_RX_MGMT, + "%s: rx AuthFrame bssid %s alg %d seq_nr %d status %d " + "destination %s", priv->netdev->name, mac2str(mgmt->addr3), + alg, seq_nr, status, mac2str(mgmt->addr1)); + + if (alg == WLAN_AUTH_SHARED_KEY && seq_nr == 2) + at76_dbg(DBG_RX_MGMT, "%s: AuthFrame challenge %s ...", + priv->netdev->name, hex2str(resp->info_element, 18)); + + if (priv->mac_state != MAC_AUTH) { + printk(KERN_INFO "%s: ignored AuthFrame in state %s\n", + priv->netdev->name, mac_states[priv->mac_state]); + return; } - - at76_dbg(DBG_FW, "downloading firmware %s", fwe->fwname); - ret = request_firmware(&fwe->fw, fwe->fwname, &udev->dev); - if (ret < 0) { - dev_printk(KERN_ERR, &udev->dev, "firmware %s not found!\n", - fwe->fwname); - dev_printk(KERN_ERR, &udev->dev, - "you may need to download the firmware from " - "http://developer.berlios.de/projects/at76c503a/\n"); - goto exit; + if (priv->auth_mode != alg) { + printk(KERN_INFO "%s: ignored AuthFrame for alg %d\n", + priv->netdev->name, alg); + return; } - at76_dbg(DBG_FW, "got it."); - fwh = (struct at76_fw_header *)(fwe->fw->data); + BUG_ON(!priv->curr_bss); - if (fwe->fw->size <= sizeof(*fwh)) { - dev_printk(KERN_ERR, &udev->dev, - "firmware is too short (0x%zx)\n", fwe->fw->size); - goto exit; + /* Not our BSSID or not for our STA, ignore */ + if (compare_ether_addr(mgmt->addr3, priv->curr_bss->bssid) + || compare_ether_addr(priv->netdev->dev_addr, mgmt->addr1)) + return; + + cancel_delayed_work(&priv->dwork_auth); + if (status != WLAN_STATUS_SUCCESS) { + /* try to join next bss */ + at76_set_mac_state(priv, MAC_JOINING); + schedule_work(&priv->work_join); + return; } - /* CRC currently not checked */ - fwe->board_type = le32_to_cpu(fwh->board_type); - if (fwe->board_type != board_type) { - dev_printk(KERN_ERR, &udev->dev, - "board type mismatch, requested %u, got %u\n", - board_type, fwe->board_type); - goto exit; + if (priv->auth_mode == WLAN_AUTH_OPEN || seq_nr == 4) { + priv->retries = ASSOC_RETRIES; + at76_set_mac_state(priv, MAC_ASSOC); + at76_assoc_req(priv, priv->curr_bss); + at76_dbg(DBG_MGMT_TIMER, + "%s:%d: starting mgmt_timer + HZ", __func__, __LINE__); + schedule_delayed_work(&priv->dwork_assoc, ASSOC_TIMEOUT); + return; } - fwe->fw_version.major = fwh->major; - fwe->fw_version.minor = fwh->minor; - fwe->fw_version.patch = fwh->patch; - fwe->fw_version.build = fwh->build; + WARN_ON(seq_nr != 2); + at76_auth_req(priv, priv->curr_bss, seq_nr + 1, resp->info_element); + at76_dbg(DBG_MGMT_TIMER, "%s:%d: starting mgmt_timer + HZ", __func__, + __LINE__); + schedule_delayed_work(&priv->dwork_auth, AUTH_TIMEOUT); +} - str = (char *)fwh + le32_to_cpu(fwh->str_offset); - fwe->intfw = (u8 *)fwh + le32_to_cpu(fwh->int_fw_offset); - fwe->intfw_size = le32_to_cpu(fwh->int_fw_len); - fwe->extfw = (u8 *)fwh + le32_to_cpu(fwh->ext_fw_offset); - fwe->extfw_size = le32_to_cpu(fwh->ext_fw_len); +static void at76_rx_mgmt_deauth(struct at76_priv *priv, + struct at76_rx_buffer *buf) +{ + struct ieee80211_disassoc *resp = + (struct ieee80211_disassoc *)buf->packet; + struct ieee80211_hdr_3addr *mgmt = &resp->header; + + at76_dbg(DBG_RX_MGMT | DBG_PROGRESS, + "%s: rx DeAuth bssid %s reason 0x%04x destination %s", + priv->netdev->name, mac2str(mgmt->addr3), + le16_to_cpu(resp->reason), mac2str(mgmt->addr1)); + + if (priv->mac_state != MAC_AUTH && priv->mac_state != MAC_ASSOC + && priv->mac_state != MAC_CONNECTED) { + printk(KERN_INFO "%s: DeAuth in state %s ignored\n", + priv->netdev->name, mac_states[priv->mac_state]); + return; + } - fwe->loaded = 1; + BUG_ON(!priv->curr_bss); - dev_printk(KERN_DEBUG, &udev->dev, - "using firmware %s (version %d.%d.%d-%d)\n", - fwe->fwname, fwh->major, fwh->minor, fwh->patch, fwh->build); + /* Not our BSSID, ignore */ + if (compare_ether_addr(mgmt->addr3, priv->curr_bss->bssid)) + return; - at76_dbg(DBG_DEVSTART, "board %u, int %d:%d, ext %d:%d", board_type, - le32_to_cpu(fwh->int_fw_offset), le32_to_cpu(fwh->int_fw_len), - le32_to_cpu(fwh->ext_fw_offset), le32_to_cpu(fwh->ext_fw_len)); - at76_dbg(DBG_DEVSTART, "firmware id %s", str); + /* Not for our STA and not broadcast, ignore */ + if (compare_ether_addr(priv->netdev->dev_addr, mgmt->addr1) + && !is_broadcast_ether_addr(mgmt->addr1)) + return; -exit: - mutex_unlock(&fw_mutex); + if (priv->mac_state == MAC_CONNECTED) + at76_iwevent_bss_disconnect(priv->netdev); - if (fwe->loaded) - return fwe; - else - return NULL; + at76_set_mac_state(priv, MAC_JOINING); + schedule_work(&priv->work_join); + cancel_delayed_work(&priv->dwork_get_scan); + cancel_delayed_work(&priv->dwork_beacon); + cancel_delayed_work(&priv->dwork_auth); + cancel_delayed_work(&priv->dwork_assoc); } -static void at76_mac80211_tx_callback(struct urb *urb) +static void at76_rx_mgmt_beacon(struct at76_priv *priv, + struct at76_rx_buffer *buf) { - struct at76_priv *priv = urb->context; - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(priv->tx_skb); + int varpar_len; + /* beacon content */ + struct ieee80211_beacon *bdata = (struct ieee80211_beacon *)buf->packet; + struct ieee80211_hdr_3addr *mgmt = &bdata->header; + + struct list_head *lptr; + struct bss_info *match; /* entry matching addr3 with its bssid */ + int new_entry = 0; + int len; + struct ieee80211_info_element *ie; + int have_ssid = 0; + int have_rates = 0; + int have_channel = 0; + int keep_going = 1; + unsigned long flags; + + spin_lock_irqsave(&priv->bss_list_spinlock, flags); + if (priv->mac_state == MAC_CONNECTED) { + /* in state MAC_CONNECTED we use the mgmt_timer to control + the beacon of the BSS */ + BUG_ON(!priv->curr_bss); + + if (!compare_ether_addr(priv->curr_bss->bssid, mgmt->addr3)) { + /* We got our AP's beacon, defer the timeout handler. + Kill pending work first, as schedule_delayed_work() + won't do it. */ + cancel_delayed_work(&priv->dwork_beacon); + schedule_delayed_work(&priv->dwork_beacon, + BEACON_TIMEOUT); + priv->curr_bss->rssi = buf->rssi; + priv->beacons_received++; + goto exit; + } + } - at76_dbg(DBG_MAC80211, "%s()", __func__); + /* look if we have this BSS already in the list */ + match = NULL; - switch (urb->status) { - case 0: - /* success */ - /* FIXME: - * is the frame really ACKed when tx_callback is called ? */ - info->flags |= IEEE80211_TX_STAT_ACK; - break; - case -ENOENT: - case -ECONNRESET: - /* fail, urb has been unlinked */ - /* FIXME: add error message */ - break; - default: - at76_dbg(DBG_URB, "%s - nonzero tx status received: %d", - __func__, urb->status); - break; + if (!list_empty(&priv->bss_list)) { + list_for_each(lptr, &priv->bss_list) { + struct bss_info *bss_ptr = + list_entry(lptr, struct bss_info, list); + if (!compare_ether_addr(bss_ptr->bssid, mgmt->addr3)) { + match = bss_ptr; + break; + } + } } - memset(&info->status, 0, sizeof(info->status)); + if (!match) { + /* BSS not in the list - append it */ + match = kzalloc(sizeof(struct bss_info), GFP_ATOMIC); + if (!match) { + at76_dbg(DBG_BSS_TABLE, + "%s: cannot kmalloc new bss info (%zd byte)", + priv->netdev->name, sizeof(struct bss_info)); + goto exit; + } + new_entry = 1; + list_add_tail(&match->list, &priv->bss_list); + } - ieee80211_tx_status_irqsafe(priv->hw, priv->tx_skb); + match->capa = le16_to_cpu(bdata->capability); + match->beacon_interval = le16_to_cpu(bdata->beacon_interval); + match->rssi = buf->rssi; + match->link_qual = buf->link_quality; + match->noise_level = buf->noise_level; + memcpy(match->bssid, mgmt->addr3, ETH_ALEN); + at76_dbg(DBG_RX_BEACON, "%s: bssid %s", priv->netdev->name, + mac2str(match->bssid)); + + ie = bdata->info_element; + + /* length of var length beacon parameters */ + varpar_len = min_t(int, le16_to_cpu(buf->wlength) - + sizeof(struct ieee80211_beacon), + BEACON_MAX_DATA_LENGTH); + + /* This routine steps through the bdata->data array to get + * some useful information about the access point. + * Currently, this implementation supports receipt of: SSID, + * supported transfer rates and channel, in any order, with some + * tolerance for intermittent unknown codes (although this + * functionality may not be necessary as the useful information will + * usually arrive in consecutively, but there have been some + * reports of some of the useful information fields arriving in a + * different order). + * It does not support any more IE types although MFIE_TYPE_TIM may + * be supported (on my AP at least). + * The bdata->data array is about 1500 bytes long but only ~36 of those + * bytes are useful, hence the have_ssid etc optimizations. */ + + while (keep_going && + ((&ie->data[ie->len] - (u8 *)bdata->info_element) <= + varpar_len)) { + + switch (ie->id) { + + case MFIE_TYPE_SSID: + if (have_ssid) + break; - priv->tx_skb = NULL; + len = min_t(int, IW_ESSID_MAX_SIZE, ie->len); - ieee80211_wake_queues(priv->hw); -} + /* we copy only if this is a new entry, + or the incoming SSID is not a hidden SSID. This + will protect us from overwriting a real SSID read + in a ProbeResponse with a hidden one from a + following beacon. */ + if (!new_entry && at76_is_hidden_ssid(ie->data, len)) { + have_ssid = 1; + break; + } -static int at76_mac80211_tx(struct ieee80211_hw *hw, struct sk_buff *skb) -{ - struct at76_priv *priv = hw->priv; - struct at76_tx_buffer *tx_buffer = priv->bulk_out_buffer; - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); - int padding, submit_len, ret; + match->ssid_len = len; + memcpy(match->ssid, ie->data, len); + at76_dbg(DBG_RX_BEACON, "%s: SSID - %.*s", + priv->netdev->name, len, match->ssid); + have_ssid = 1; + break; - at76_dbg(DBG_MAC80211, "%s()", __func__); + case MFIE_TYPE_RATES: + if (have_rates) + break; - if (priv->tx_urb->status == -EINPROGRESS) { - printk(KERN_ERR "%s: %s called while tx urb is pending\n", - wiphy_name(priv->hw->wiphy), __func__); - return NETDEV_TX_BUSY; - } + match->rates_len = + min_t(int, sizeof(match->rates), ie->len); + memcpy(match->rates, ie->data, match->rates_len); + have_rates = 1; + at76_dbg(DBG_RX_BEACON, "%s: SUPPORTED RATES %s", + priv->netdev->name, + hex2str(ie->data, ie->len)); + break; - ieee80211_stop_queues(hw); + case MFIE_TYPE_DS_SET: + if (have_channel) + break; - at76_ledtrig_tx_activity(); /* tell ledtrigger we send a packet */ + match->channel = ie->data[0]; + have_channel = 1; + at76_dbg(DBG_RX_BEACON, "%s: CHANNEL - %d", + priv->netdev->name, match->channel); + break; - WARN_ON(priv->tx_skb != NULL); + case MFIE_TYPE_CF_SET: + case MFIE_TYPE_TIM: + case MFIE_TYPE_IBSS_SET: + default: + at76_dbg(DBG_RX_BEACON, "%s: beacon IE id %d len %d %s", + priv->netdev->name, ie->id, ie->len, + hex2str(ie->data, ie->len)); + break; + } - priv->tx_skb = skb; - padding = at76_calc_padding(skb->len); - submit_len = AT76_TX_HDRLEN + skb->len + padding; + /* advance to the next informational element */ + next_ie(&ie); - /* setup 'Atmel' header */ - memset(tx_buffer, 0, sizeof(*tx_buffer)); - tx_buffer->padding = padding; - tx_buffer->wlength = cpu_to_le16(skb->len); - tx_buffer->tx_rate = ieee80211_get_tx_rate(hw, info)->hw_value; - if (FIRMWARE_IS_WPA(priv->fw_version) && info->control.hw_key) { - tx_buffer->key_id = (info->control.hw_key->keyidx); - tx_buffer->cipher_type = - priv->keys[info->control.hw_key->keyidx].cipher; - tx_buffer->cipher_length = - priv->keys[info->control.hw_key->keyidx].keylen; - tx_buffer->reserved = 0; - } else { - tx_buffer->key_id = 0; - tx_buffer->cipher_type = 0; - tx_buffer->cipher_length = 0; - tx_buffer->reserved = 0; - }; - /* memset(tx_buffer->reserved, 0, sizeof(tx_buffer->reserved)); */ - memcpy(tx_buffer->packet, skb->data, skb->len); + /* Optimization: after all, the bdata->data array is + * varpar_len bytes long, whereas we get all of the useful + * information after only ~36 bytes, this saves us a lot of + * time (and trouble as the remaining portion of the array + * could be full of junk) + * Comment this out if you want to see what other information + * comes from the AP - although little of it may be useful */ + } - at76_dbg(DBG_TX_DATA, "%s tx: wlen 0x%x pad 0x%x rate %d hdr", - wiphy_name(priv->hw->wiphy), le16_to_cpu(tx_buffer->wlength), - tx_buffer->padding, tx_buffer->tx_rate); + at76_dbg(DBG_RX_BEACON, "%s: Finished processing beacon data", + priv->netdev->name); - /* send stuff */ - at76_dbg_dump(DBG_TX_DATA_CONTENT, tx_buffer, submit_len, - "%s(): tx_buffer %d bytes:", __func__, submit_len); - usb_fill_bulk_urb(priv->tx_urb, priv->udev, priv->tx_pipe, tx_buffer, - submit_len, at76_mac80211_tx_callback, priv); - ret = usb_submit_urb(priv->tx_urb, GFP_ATOMIC); - if (ret) { - printk(KERN_ERR "%s: error in tx submit urb: %d\n", - wiphy_name(priv->hw->wiphy), ret); - if (ret == -EINVAL) - printk(KERN_ERR - "%s: -EINVAL: tx urb %p hcpriv %p complete %p\n", - wiphy_name(priv->hw->wiphy), priv->tx_urb, - priv->tx_urb->hcpriv, priv->tx_urb->complete); - } + match->last_rx = jiffies; /* record last rx of beacon */ - return 0; +exit: + spin_unlock_irqrestore(&priv->bss_list_spinlock, flags); } -static int at76_mac80211_start(struct ieee80211_hw *hw) +/* Calculate the link level from a given rx_buffer */ +static void at76_calc_level(struct at76_priv *priv, struct at76_rx_buffer *buf, + struct iw_quality *qual) { - struct at76_priv *priv = hw->priv; - int ret; - - at76_dbg(DBG_MAC80211, "%s()", __func__); + /* just a guess for now, might be different for other chips */ + int max_rssi = 42; - mutex_lock(&priv->mtx); - - ret = at76_submit_rx_urb(priv); - if (ret < 0) { - printk(KERN_ERR "%s: open: submit_rx_urb failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); - goto error; - } + qual->level = (buf->rssi * 100 / max_rssi); + if (qual->level > 100) + qual->level = 100; + qual->updated |= IW_QUAL_LEVEL_UPDATED; +} - at76_startup_device(priv); +/* Calculate the link quality from a given rx_buffer */ +static void at76_calc_qual(struct at76_priv *priv, struct at76_rx_buffer *buf, + struct iw_quality *qual) +{ + if (at76_is_intersil(priv->board_type)) + qual->qual = buf->link_quality; + else { + unsigned long elapsed; - at76_start_monitor(priv); + /* Update qual at most once a second */ + elapsed = jiffies - priv->beacons_last_qual; + if (elapsed < 1 * HZ) + return; -error: - mutex_unlock(&priv->mtx); + qual->qual = qual->level * priv->beacons_received * + msecs_to_jiffies(priv->beacon_period) / elapsed; - return 0; + priv->beacons_last_qual = jiffies; + priv->beacons_received = 0; + } + qual->qual = (qual->qual > 100) ? 100 : qual->qual; + qual->updated |= IW_QUAL_QUAL_UPDATED; } -static void at76_mac80211_stop(struct ieee80211_hw *hw) +/* Calculate the noise quality from a given rx_buffer */ +static void at76_calc_noise(struct at76_priv *priv, struct at76_rx_buffer *buf, + struct iw_quality *qual) { - struct at76_priv *priv = hw->priv; - - at76_dbg(DBG_MAC80211, "%s()", __func__); - - mutex_lock(&priv->mtx); + qual->noise = 0; + qual->updated |= IW_QUAL_NOISE_INVALID; +} - if (!priv->device_unplugged) { - /* We are called by "ifconfig ethX down", not because the - * device is not available anymore. */ - if (at76_set_radio(priv, 0) == 1) - at76_wait_completion(priv, CMD_RADIO_ON); +static void at76_update_wstats(struct at76_priv *priv, + struct at76_rx_buffer *buf) +{ + struct iw_quality *qual = &priv->wstats.qual; - /* We unlink rx_urb because at76_open() re-submits it. - * If unplugged, at76_delete_device() takes care of it. */ - usb_kill_urb(priv->rx_urb); + if (buf->rssi && priv->mac_state == MAC_CONNECTED) { + qual->updated = 0; + at76_calc_level(priv, buf, qual); + at76_calc_qual(priv, buf, qual); + at76_calc_noise(priv, buf, qual); + } else { + qual->qual = 0; + qual->level = 0; + qual->noise = 0; + qual->updated = IW_QUAL_ALL_INVALID; } - - mutex_unlock(&priv->mtx); } -static int at76_add_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) +static void at76_rx_mgmt(struct at76_priv *priv, struct at76_rx_buffer *buf) { - struct at76_priv *priv = hw->priv; - int ret = 0; + struct ieee80211_hdr_3addr *mgmt = + (struct ieee80211_hdr_3addr *)buf->packet; + u16 framectl = le16_to_cpu(mgmt->frame_ctl); + + /* update wstats */ + if (priv->mac_state != MAC_INIT && priv->mac_state != MAC_SCANNING) { + /* jal: this is a dirty hack needed by Tim in ad-hoc mode */ + /* Data packets always seem to have a 0 link level, so we + only read link quality info from management packets. + Atmel driver actually averages the present, and previous + values, we just present the raw value at the moment - TJS */ + if (priv->iw_mode == IW_MODE_ADHOC + || (priv->curr_bss + && !compare_ether_addr(mgmt->addr3, + priv->curr_bss->bssid))) + at76_update_wstats(priv, buf); + } - at76_dbg(DBG_MAC80211, "%s()", __func__); + at76_dbg(DBG_RX_MGMT_CONTENT, "%s rx mgmt framectl 0x%x %s", + priv->netdev->name, framectl, + hex2str(mgmt, le16_to_cpu(buf->wlength))); - mutex_lock(&priv->mtx); + switch (framectl & IEEE80211_FCTL_STYPE) { + case IEEE80211_STYPE_BEACON: + case IEEE80211_STYPE_PROBE_RESP: + at76_rx_mgmt_beacon(priv, buf); + break; + + case IEEE80211_STYPE_ASSOC_RESP: + at76_rx_mgmt_assoc(priv, buf); + break; - switch (conf->type) { - case NL80211_IFTYPE_STATION: - priv->iw_mode = IW_MODE_INFRA; + case IEEE80211_STYPE_DISASSOC: + at76_rx_mgmt_disassoc(priv, buf); break; + + case IEEE80211_STYPE_AUTH: + at76_rx_mgmt_auth(priv, buf); + break; + + case IEEE80211_STYPE_DEAUTH: + at76_rx_mgmt_deauth(priv, buf); + break; + default: - ret = -EOPNOTSUPP; - goto exit; + printk(KERN_DEBUG "%s: ignoring frame with framectl 0x%04x\n", + priv->netdev->name, framectl); } -exit: - mutex_unlock(&priv->mtx); - - return ret; + return; } -static void at76_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) +/* Convert the 802.11 header into an ethernet-style header, make skb + * ready for consumption by netif_rx() */ +static void at76_ieee80211_to_eth(struct sk_buff *skb, int iw_mode) { - at76_dbg(DBG_MAC80211, "%s()", __func__); -} + struct ieee80211_hdr_3addr *i802_11_hdr; + struct ethhdr *eth_hdr_p; + u8 *src_addr; + u8 *dest_addr; -static int at76_join(struct at76_priv *priv) -{ - struct at76_req_join join; - int ret; + i802_11_hdr = (struct ieee80211_hdr_3addr *)skb->data; - memset(&join, 0, sizeof(struct at76_req_join)); - memcpy(join.essid, priv->essid, priv->essid_size); - join.essid_size = priv->essid_size; - memcpy(join.bssid, priv->bssid, ETH_ALEN); - join.bss_type = INFRASTRUCTURE_MODE; - join.channel = priv->channel; - join.timeout = cpu_to_le16(2000); + /* That would be the ethernet header if the hardware converted + * the frame for us. Make sure the source and the destination + * match the 802.11 header. Which hardware does it? */ + eth_hdr_p = (struct ethhdr *)skb_pull(skb, IEEE80211_3ADDR_LEN); - at76_dbg(DBG_MAC80211, "%s: sending CMD_JOIN", __func__); - ret = at76_set_card_command(priv->udev, CMD_JOIN, &join, - sizeof(struct at76_req_join)); + dest_addr = i802_11_hdr->addr1; + if (iw_mode == IW_MODE_ADHOC) + src_addr = i802_11_hdr->addr2; + else + src_addr = i802_11_hdr->addr3; - if (ret < 0) { - printk(KERN_ERR "%s: at76_set_card_command failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); - return 0; - } + if (!compare_ether_addr(eth_hdr_p->h_source, src_addr) && + !compare_ether_addr(eth_hdr_p->h_dest, dest_addr)) + /* Yes, we already have an ethernet header */ + skb_reset_mac_header(skb); + else { + u16 len; + + /* Need to build an ethernet header */ + if (!memcmp(skb->data, snapsig, sizeof(snapsig))) { + /* SNAP frame - decapsulate, keep proto */ + skb_push(skb, offsetof(struct ethhdr, h_proto) - + sizeof(rfc1042sig)); + len = 0; + } else { + /* 802.3 frame, proto is length */ + len = skb->len; + skb_push(skb, ETH_HLEN); + } - ret = at76_wait_completion(priv, CMD_JOIN); - at76_dbg(DBG_MAC80211, "%s: CMD_JOIN returned: 0x%02x", __func__, ret); - if (ret != CMD_STATUS_COMPLETE) { - printk(KERN_ERR "%s: at76_wait_completion failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); - return 0; + skb_reset_mac_header(skb); + eth_hdr_p = eth_hdr(skb); + /* This needs to be done in this order (eth_hdr_p->h_dest may + * overlap src_addr) */ + memcpy(eth_hdr_p->h_source, src_addr, ETH_ALEN); + memcpy(eth_hdr_p->h_dest, dest_addr, ETH_ALEN); + if (len) + eth_hdr_p->h_proto = htons(len); } - at76_set_tkip_bssid(priv, priv->bssid); - at76_set_pm_mode(priv); - - return 0; + skb->protocol = eth_type_trans(skb, skb->dev); } -static void at76_dwork_hw_scan(struct work_struct *work) +/* Check for fragmented data in priv->rx_skb. If the packet was no fragment + or it was the last of a fragment set a skb containing the whole packet + is returned for further processing. Otherwise we get NULL and are + done and the packet is either stored inside the fragment buffer + or thrown away. Every returned skb starts with the ieee802_11 header + and contains _no_ FCS at the end */ +static struct sk_buff *at76_check_for_rx_frags(struct at76_priv *priv) { - struct at76_priv *priv = container_of(work, struct at76_priv, - dwork_hw_scan.work); - int ret; + struct sk_buff *skb = priv->rx_skb; + struct at76_rx_buffer *buf = (struct at76_rx_buffer *)skb->data; + struct ieee80211_hdr_3addr *i802_11_hdr = + (struct ieee80211_hdr_3addr *)buf->packet; + /* seq_ctrl, fragment_number, sequence number of new packet */ + u16 sctl = le16_to_cpu(i802_11_hdr->seq_ctl); + u16 fragnr = sctl & 0xf; + u16 seqnr = sctl >> 4; + u16 frame_ctl = le16_to_cpu(i802_11_hdr->frame_ctl); - ret = at76_get_cmd_status(priv->udev, CMD_SCAN); - at76_dbg(DBG_MAC80211, "%s: CMD_SCAN status 0x%02x", __func__, ret); + /* Length including the IEEE802.11 header, but without the trailing + * FCS and without the Atmel Rx header */ + int length = le16_to_cpu(buf->wlength) - IEEE80211_FCS_LEN; - /* FIXME: add maximum time for scan to complete */ + /* where does the data payload start in skb->data ? */ + u8 *data = i802_11_hdr->payload; - if (ret != CMD_STATUS_COMPLETE) { - queue_delayed_work(priv->hw->workqueue, &priv->dwork_hw_scan, - SCAN_POLL_INTERVAL); - goto exit; + /* length of payload, excl. the trailing FCS */ + int data_len = length - IEEE80211_3ADDR_LEN; + + int i; + struct rx_data_buf *bptr, *optr; + unsigned long oldest = ~0UL; + + at76_dbg(DBG_RX_FRAGS, + "%s: rx data frame_ctl %04x addr2 %s seq/frag %d/%d " + "length %d data %d: %s ...", priv->netdev->name, frame_ctl, + mac2str(i802_11_hdr->addr2), seqnr, fragnr, length, data_len, + hex2str(data, 32)); + + at76_dbg(DBG_RX_FRAGS_SKB, "%s: incoming skb: head %p data %p " + "tail %p end %p len %d", priv->netdev->name, skb->head, + skb->data, skb_tail_pointer(skb), skb_end_pointer(skb), + skb->len); + + if (data_len < 0) { + /* make sure data starts in the buffer */ + printk(KERN_INFO "%s: data frame too short\n", + priv->netdev->name); + return NULL; } - ieee80211_scan_completed(priv->hw); + WARN_ON(length <= AT76_RX_HDRLEN); + if (length <= AT76_RX_HDRLEN) + return NULL; - if (is_valid_ether_addr(priv->bssid)) { - ieee80211_wake_queues(priv->hw); - at76_join(priv); + /* remove the at76_rx_buffer header - we don't need it anymore */ + /* we need the IEEE802.11 header (for the addresses) if this packet + is the first of a chain */ + skb_pull(skb, AT76_RX_HDRLEN); + + /* remove FCS at end */ + skb_trim(skb, length); + + at76_dbg(DBG_RX_FRAGS_SKB, "%s: trimmed skb: head %p data %p tail %p " + "end %p len %d data %p data_len %d", priv->netdev->name, + skb->head, skb->data, skb_tail_pointer(skb), + skb_end_pointer(skb), skb->len, data, data_len); + + if (fragnr == 0 && !(frame_ctl & IEEE80211_FCTL_MOREFRAGS)) { + /* unfragmented packet received */ + /* Use a new skb for the next receive */ + priv->rx_skb = NULL; + at76_dbg(DBG_RX_FRAGS, "%s: unfragmented", priv->netdev->name); + return skb; } - ieee80211_wake_queues(priv->hw); + /* look if we've got a chain for the sender address. + afterwards optr points to first free or the oldest entry, + or, if i < NR_RX_DATA_BUF, bptr points to the entry for the + sender address */ + /* determining the oldest entry doesn't cope with jiffies wrapping + but I don't care to delete a young entry at these rare moments ... */ + + bptr = priv->rx_data; + optr = NULL; + for (i = 0; i < NR_RX_DATA_BUF; i++, bptr++) { + if (!bptr->skb) { + optr = bptr; + oldest = 0UL; + continue; + } -exit: - return; -} + if (!compare_ether_addr(i802_11_hdr->addr2, bptr->sender)) + break; -static int at76_hw_scan(struct ieee80211_hw *hw, u8 *ssid, size_t len) -{ - struct at76_priv *priv = hw->priv; - struct at76_req_scan scan; - int ret; + if (!optr) { + optr = bptr; + oldest = bptr->last_rx; + } else if (bptr->last_rx < oldest) + optr = bptr; + } - at76_dbg(DBG_MAC80211, "%s():", __func__); - at76_dbg_dump(DBG_MAC80211, ssid, len, "ssid %zd bytes:", len); + if (i < NR_RX_DATA_BUF) { + + at76_dbg(DBG_RX_FRAGS, "%s: %d. cacheentry (seq/frag = %d/%d) " + "matched sender addr", + priv->netdev->name, i, bptr->seqnr, bptr->fragnr); + + /* bptr points to an entry for the sender address */ + if (bptr->seqnr == seqnr) { + int left; + /* the fragment has the current sequence number */ + if (((bptr->fragnr + 1) & 0xf) != fragnr) { + /* wrong fragment number -> ignore it */ + /* is & 0xf necessary above ??? */ + at76_dbg(DBG_RX_FRAGS, + "%s: frag nr mismatch: %d + 1 != %d", + priv->netdev->name, bptr->fragnr, + fragnr); + return NULL; + } + bptr->last_rx = jiffies; + /* the next following fragment number -> + add the data at the end */ + + /* for test only ??? */ + left = skb_tailroom(bptr->skb); + if (left < data_len) + printk(KERN_INFO + "%s: only %d byte free (need %d)\n", + priv->netdev->name, left, data_len); + else + memcpy(skb_put(bptr->skb, data_len), data, + data_len); + + bptr->fragnr = fragnr; + if (frame_ctl & IEEE80211_FCTL_MOREFRAGS) + return NULL; + + /* this was the last fragment - send it */ + skb = bptr->skb; + bptr->skb = NULL; /* free the entry */ + at76_dbg(DBG_RX_FRAGS, "%s: last frag of seq %d", + priv->netdev->name, seqnr); + return skb; + } - mutex_lock(&priv->mtx); + /* got another sequence number */ + if (fragnr == 0) { + /* it's the start of a new chain - replace the + old one by this */ + /* bptr->sender has the correct value already */ + at76_dbg(DBG_RX_FRAGS, + "%s: start of new seq %d, removing old seq %d", + priv->netdev->name, seqnr, bptr->seqnr); + bptr->seqnr = seqnr; + bptr->fragnr = 0; + bptr->last_rx = jiffies; + /* swap bptr->skb and priv->rx_skb */ + skb = bptr->skb; + bptr->skb = priv->rx_skb; + priv->rx_skb = skb; + } else { + /* it from the middle of a new chain -> + delete the old entry and skip the new one */ + at76_dbg(DBG_RX_FRAGS, + "%s: middle of new seq %d (%d) " + "removing old seq %d", + priv->netdev->name, seqnr, fragnr, + bptr->seqnr); + dev_kfree_skb(bptr->skb); + bptr->skb = NULL; + } + return NULL; + } - ieee80211_stop_queues(hw); + /* if we didn't find a chain for the sender address, optr + points either to the first free or the oldest entry */ - memset(&scan, 0, sizeof(struct at76_req_scan)); - memset(scan.bssid, 0xFF, ETH_ALEN); - scan.scan_type = SCAN_TYPE_ACTIVE; - if (priv->essid_size > 0) { - memcpy(scan.essid, ssid, len); - scan.essid_size = len; + if (fragnr != 0) { + /* this is not the begin of a fragment chain ... */ + at76_dbg(DBG_RX_FRAGS, + "%s: no chain for non-first fragment (%d)", + priv->netdev->name, fragnr); + return NULL; } - scan.min_channel_time = cpu_to_le16(priv->scan_min_time); - scan.max_channel_time = cpu_to_le16(priv->scan_max_time); - scan.probe_delay = cpu_to_le16(priv->scan_min_time * 1000); - scan.international_scan = 0; - at76_dbg(DBG_MAC80211, "%s: sending CMD_SCAN", __func__); - ret = at76_set_card_command(priv->udev, CMD_SCAN, &scan, sizeof(scan)); + BUG_ON(!optr); + if (optr->skb) { + /* swap the skb's */ + skb = optr->skb; + optr->skb = priv->rx_skb; + priv->rx_skb = skb; - if (ret < 0) { - err("CMD_SCAN failed: %d", ret); - goto exit; - } + at76_dbg(DBG_RX_FRAGS, + "%s: free old contents: sender %s seq/frag %d/%d", + priv->netdev->name, mac2str(optr->sender), + optr->seqnr, optr->fragnr); - queue_delayed_work(priv->hw->workqueue, &priv->dwork_hw_scan, - SCAN_POLL_INTERVAL); + } else { + /* take the skb from priv->rx_skb */ + optr->skb = priv->rx_skb; + /* let at76_submit_rx_urb() allocate a new skb */ + priv->rx_skb = NULL; -exit: - mutex_unlock(&priv->mtx); + at76_dbg(DBG_RX_FRAGS, "%s: use a free entry", + priv->netdev->name); + } + memcpy(optr->sender, i802_11_hdr->addr2, ETH_ALEN); + optr->seqnr = seqnr; + optr->fragnr = 0; + optr->last_rx = jiffies; - return 0; + return NULL; } -static int at76_config(struct ieee80211_hw *hw, u32 changed) +/* Rx interrupt: we expect the complete data buffer in priv->rx_skb */ +static void at76_rx_data(struct at76_priv *priv) { - struct at76_priv *priv = hw->priv; - struct ieee80211_conf *conf = &hw->conf; + struct net_device *netdev = priv->netdev; + struct net_device_stats *stats = &priv->stats; + struct sk_buff *skb = priv->rx_skb; + struct at76_rx_buffer *buf = (struct at76_rx_buffer *)skb->data; + struct ieee80211_hdr_3addr *i802_11_hdr; + int length = le16_to_cpu(buf->wlength); - at76_dbg(DBG_MAC80211, "%s(): channel %d radio %d", - __func__, conf->channel->hw_value, conf->radio_enabled); - at76_dbg_dump(DBG_MAC80211, priv->essid, priv->essid_size, "ssid:"); - at76_dbg_dump(DBG_MAC80211, priv->bssid, ETH_ALEN, "bssid:"); + at76_dbg(DBG_RX_DATA, "%s received data packet: %s", netdev->name, + hex2str(skb->data, AT76_RX_HDRLEN)); - mutex_lock(&priv->mtx); + at76_dbg(DBG_RX_DATA_CONTENT, "rx packet: %s", + hex2str(skb->data + AT76_RX_HDRLEN, length)); - priv->channel = conf->channel->hw_value; + skb = at76_check_for_rx_frags(priv); + if (!skb) + return; - if (is_valid_ether_addr(priv->bssid)) { - at76_join(priv); - ieee80211_wake_queues(priv->hw); - } else { - ieee80211_stop_queues(priv->hw); - at76_start_monitor(priv); - }; + /* Atmel header and the FCS are already removed */ + i802_11_hdr = (struct ieee80211_hdr_3addr *)skb->data; - mutex_unlock(&priv->mtx); + skb->dev = netdev; + skb->ip_summed = CHECKSUM_NONE; /* TODO: should check CRC */ - return 0; -} + if (is_broadcast_ether_addr(i802_11_hdr->addr1)) { + if (!compare_ether_addr(i802_11_hdr->addr1, netdev->broadcast)) + skb->pkt_type = PACKET_BROADCAST; + else + skb->pkt_type = PACKET_MULTICAST; + } else if (compare_ether_addr(i802_11_hdr->addr1, netdev->dev_addr)) + skb->pkt_type = PACKET_OTHERHOST; -static int at76_config_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_if_conf *conf) -{ - struct at76_priv *priv = hw->priv; + at76_ieee80211_to_eth(skb, priv->iw_mode); - at76_dbg_dump(DBG_MAC80211, conf->bssid, ETH_ALEN, "bssid:"); + netdev->last_rx = jiffies; + netif_rx(skb); + stats->rx_packets++; + stats->rx_bytes += length; - mutex_lock(&priv->mtx); + return; +} - memcpy(priv->bssid, conf->bssid, ETH_ALEN); -// memcpy(priv->essid, conf->ssid, conf->ssid_len); -// priv->essid_size = conf->ssid_len; +static void at76_rx_monitor_mode(struct at76_priv *priv) +{ + struct at76_rx_radiotap *rt; + u8 *payload; + int skblen; + struct net_device *netdev = priv->netdev; + struct at76_rx_buffer *buf = + (struct at76_rx_buffer *)priv->rx_skb->data; + /* length including the IEEE802.11 header and the trailing FCS, + but not at76_rx_buffer */ + int length = le16_to_cpu(buf->wlength); + struct sk_buff *skb = priv->rx_skb; + struct net_device_stats *stats = &priv->stats; - if (is_valid_ether_addr(priv->bssid)) { - /* mac80211 is joining a bss */ - ieee80211_wake_queues(priv->hw); - at76_join(priv); - } else - ieee80211_stop_queues(priv->hw); + if (length < IEEE80211_FCS_LEN) { + /* buffer contains no data */ + at76_dbg(DBG_MONITOR_MODE, + "%s: MONITOR MODE: rx skb without data", + priv->netdev->name); + return; + } - mutex_unlock(&priv->mtx); + skblen = sizeof(struct at76_rx_radiotap) + length; - return 0; + skb = dev_alloc_skb(skblen); + if (!skb) { + printk(KERN_ERR "%s: MONITOR MODE: dev_alloc_skb for radiotap " + "header returned NULL\n", priv->netdev->name); + return; + } + + skb_put(skb, skblen); + + rt = (struct at76_rx_radiotap *)skb->data; + payload = skb->data + sizeof(struct at76_rx_radiotap); + + rt->rt_hdr.it_version = 0; + rt->rt_hdr.it_pad = 0; + rt->rt_hdr.it_len = cpu_to_le16(sizeof(struct at76_rx_radiotap)); + rt->rt_hdr.it_present = cpu_to_le32(AT76_RX_RADIOTAP_PRESENT); + + rt->rt_tsft = cpu_to_le64(le32_to_cpu(buf->rx_time)); + rt->rt_rate = hw_rates[buf->rx_rate] & (~0x80); + rt->rt_signal = buf->rssi; + rt->rt_noise = buf->noise_level; + rt->rt_flags = IEEE80211_RADIOTAP_F_FCS; + if (buf->fragmentation) + rt->rt_flags |= IEEE80211_RADIOTAP_F_FRAG; + + memcpy(payload, buf->packet, length); + skb->dev = netdev; + skb->ip_summed = CHECKSUM_NONE; + skb_reset_mac_header(skb); + skb->pkt_type = PACKET_OTHERHOST; + skb->protocol = htons(ETH_P_802_2); + + netdev->last_rx = jiffies; + netif_rx(skb); + stats->rx_packets++; + stats->rx_bytes += length; } -/* must be atomic */ -static void at76_configure_filter(struct ieee80211_hw *hw, - unsigned int changed_flags, - unsigned int *total_flags, int mc_count, - struct dev_addr_list *mc_list) +/* Check if we spy on the sender address in buf and update stats */ +static void at76_iwspy_update(struct at76_priv *priv, + struct at76_rx_buffer *buf) { - struct at76_priv *priv = hw->priv; - int flags; - - at76_dbg(DBG_MAC80211, "%s(): changed_flags=0x%08x " - "total_flags=0x%08x mc_count=%d", - __func__, changed_flags, *total_flags, mc_count); + struct ieee80211_hdr_3addr *hdr = + (struct ieee80211_hdr_3addr *)buf->packet; + struct iw_quality qual; - flags = changed_flags & AT76_SUPPORTED_FILTERS; - *total_flags = AT76_SUPPORTED_FILTERS; + /* We can only set the level here */ + qual.updated = IW_QUAL_QUAL_INVALID | IW_QUAL_NOISE_INVALID; + qual.level = 0; + qual.noise = 0; + at76_calc_level(priv, buf, &qual); - /* FIXME: access to priv->promisc should be protected with - * priv->mtx, but it's impossible because this function needs to be - * atomic */ + spin_lock_bh(&priv->spy_spinlock); - if (flags && !priv->promisc) { - /* mac80211 wants us to enable promiscuous mode */ - priv->promisc = 1; - } else if (!flags && priv->promisc) { - /* we need to disable promiscuous mode */ - priv->promisc = 0; - } else - return; + if (priv->spy_data.spy_number > 0) + wireless_spy_update(priv->netdev, hdr->addr2, &qual); - queue_work(hw->workqueue, &priv->work_set_promisc); + spin_unlock_bh(&priv->spy_spinlock); } -static int at76_set_key_oldfw(struct ieee80211_hw *hw, enum set_key_cmd cmd, - const u8 *local_address, const u8 *address, - struct ieee80211_key_conf *key) +static void at76_rx_tasklet(unsigned long param) { - struct at76_priv *priv = hw->priv; - - int i; - - at76_dbg(DBG_MAC80211, "%s(): cmd %d key->alg %d key->keyidx %d " - "key->keylen %d", - __func__, cmd, key->alg, key->keyidx, key->keylen); + struct urb *urb = (struct urb *)param; + struct at76_priv *priv = urb->context; + struct net_device *netdev = priv->netdev; + struct at76_rx_buffer *buf; + struct ieee80211_hdr_3addr *i802_11_hdr; + u16 frame_ctl; - if (key->alg != ALG_WEP) - return -EOPNOTSUPP; + if (priv->device_unplugged) { + at76_dbg(DBG_DEVSTART, "device unplugged"); + if (urb) + at76_dbg(DBG_DEVSTART, "urb status %d", urb->status); + return; + } - key->hw_key_idx = key->keyidx; + if (!priv->rx_skb || !netdev || !priv->rx_skb->data) + return; - mutex_lock(&priv->mtx); + buf = (struct at76_rx_buffer *)priv->rx_skb->data; - switch (cmd) { - case SET_KEY: - memcpy(priv->wep_keys[key->keyidx], key->key, key->keylen); - priv->wep_keys_len[key->keyidx] = key->keylen; + i802_11_hdr = (struct ieee80211_hdr_3addr *)buf->packet; - /* FIXME: find out how to do this properly */ - priv->wep_key_id = key->keyidx; + frame_ctl = le16_to_cpu(i802_11_hdr->frame_ctl); - break; - case DISABLE_KEY: - default: - priv->wep_keys_len[key->keyidx] = 0; - break; + if (urb->status != 0) { + if (urb->status != -ENOENT && urb->status != -ECONNRESET) + at76_dbg(DBG_URB, + "%s %s: - nonzero Rx bulk status received: %d", + __func__, netdev->name, urb->status); + return; } - priv->wep_enabled = 0; + at76_dbg(DBG_RX_ATMEL_HDR, + "%s: rx frame: rate %d rssi %d noise %d link %d %s", + priv->netdev->name, buf->rx_rate, buf->rssi, buf->noise_level, + buf->link_quality, hex2str(i802_11_hdr, 48)); + if (priv->iw_mode == IW_MODE_MONITOR) { + at76_rx_monitor_mode(priv); + goto exit; + } - for (i = 0; i < WEP_KEYS; i++) { - if (priv->wep_keys_len[i] != 0) - priv->wep_enabled = 1; + /* there is a new bssid around, accept it: */ + if (buf->newbss && priv->iw_mode == IW_MODE_ADHOC) { + at76_dbg(DBG_PROGRESS, "%s: rx newbss", netdev->name); + schedule_work(&priv->work_new_bss); } - at76_startup_device(priv); + switch (frame_ctl & IEEE80211_FCTL_FTYPE) { + case IEEE80211_FTYPE_DATA: + at76_rx_data(priv); + break; - mutex_unlock(&priv->mtx); + case IEEE80211_FTYPE_MGMT: + /* jal: TODO: find out if we can update iwspy also on + other frames than management (might depend on the + radio chip / firmware version !) */ - return 0; -} + at76_iwspy_update(priv, buf); -static int at76_set_key_newfw(struct ieee80211_hw *hw, enum set_key_cmd cmd, - const u8 *local_address, const u8 *address, - struct ieee80211_key_conf *key) -{ - struct at76_priv *priv = hw->priv; - int ret = -EOPNOTSUPP; - - at76_dbg(DBG_MAC80211, "%s(): cmd %d key->alg %d key->keyidx %d " - "key->keylen %d", - __func__, cmd, key->alg, key->keyidx, key->keylen); + at76_rx_mgmt(priv, buf); + break; - mutex_lock(&priv->mtx); + case IEEE80211_FTYPE_CTL: + at76_dbg(DBG_RX_CTRL, "%s: ignored ctrl frame: %04x", + priv->netdev->name, frame_ctl); + break; - priv->mib_buf.type = MIB_MAC_ENCRYPTION; + default: + printk(KERN_DEBUG "%s: ignoring frame with framectl 0x%04x\n", + priv->netdev->name, frame_ctl); + } +exit: + at76_submit_rx_urb(priv); +} - if (cmd == DISABLE_KEY) { - priv->mib_buf.size = CIPHER_KEY_LEN; - priv->mib_buf.index = offsetof(struct mib_mac_encryption, - cipher_default_keyvalue[key->keyidx]); - memset(priv->mib_buf.data.data, 0, CIPHER_KEY_LEN); - if (at76_set_mib(priv, &priv->mib_buf) != CMD_STATUS_COMPLETE) - ret = -EOPNOTSUPP; /* -EIO would be probably better */ - else { +/* Load firmware into kernel memory and parse it */ +static struct fwentry *at76_load_firmware(struct usb_device *udev, + enum board_type board_type) +{ + int ret; + char *str; + struct at76_fw_header *fwh; + struct fwentry *fwe = &firmwares[board_type]; - priv->keys[key->keyidx].cipher = CIPHER_NONE; - priv->keys[key->keyidx].keylen = 0; - }; - if (priv->default_group_key == key->keyidx) - priv->default_group_key = 0xff; + mutex_lock(&fw_mutex); - if (priv->default_pairwise_key == key->keyidx) - priv->default_pairwise_key = 0xff; - /* If default pairwise key is removed, fall back to - * group key? */ - ret = 0; + if (fwe->loaded) { + at76_dbg(DBG_FW, "re-using previously loaded fw"); goto exit; - }; - - if (cmd == SET_KEY) { - /* store key into MIB */ - priv->mib_buf.size = CIPHER_KEY_LEN; - priv->mib_buf.index = offsetof(struct mib_mac_encryption, - cipher_default_keyvalue[key->keyidx]); - memset(priv->mib_buf.data.data, 0, CIPHER_KEY_LEN); - memcpy(priv->mib_buf.data.data, key->key, key->keylen); - - switch (key->alg) { - case ALG_WEP: - if (key->keylen == 5) { - priv->keys[key->keyidx].cipher = - CIPHER_WEP64; - priv->keys[key->keyidx].keylen = 8; - } else if (key->keylen == 13) { - priv->keys[key->keyidx].cipher = - CIPHER_WEP128; - /* Firmware needs this */ - priv->keys[key->keyidx].keylen = 8; - } else { - ret = -EOPNOTSUPP; - goto exit; - }; - break; - case ALG_TKIP: - key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; - priv->keys[key->keyidx].cipher = CIPHER_TKIP; - priv->keys[key->keyidx].keylen = 12; - break; + } - case ALG_CCMP: - if (!at76_is_505a(priv->board_type)) { - ret = -EOPNOTSUPP; - goto exit; - }; - key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; - priv->keys[key->keyidx].cipher = CIPHER_CCMP; - priv->keys[key->keyidx].keylen = 16; - break; + at76_dbg(DBG_FW, "downloading firmware %s", fwe->fwname); + ret = request_firmware(&fwe->fw, fwe->fwname, &udev->dev); + if (ret < 0) { + dev_printk(KERN_ERR, &udev->dev, "firmware %s not found!\n", + fwe->fwname); + dev_printk(KERN_ERR, &udev->dev, + "you may need to download the firmware from " + "http://developer.berlios.de/projects/at76c503a/"); + goto exit; + } - default: - ret = -EOPNOTSUPP; - goto exit; - }; - - priv->mib_buf.data.data[38] = priv->keys[key->keyidx].cipher; - priv->mib_buf.data.data[39] = 1; /* Taken from atmelwlandriver, - not documented */ - - if (is_valid_ether_addr(address)) - /* Pairwise key */ - priv->mib_buf.data.data[39] |= (KEY_PAIRWISE | KEY_TX); - else if (is_broadcast_ether_addr(address)) - /* Group key */ - priv->mib_buf.data.data[39] |= (KEY_TX); - else /* Key used only for transmission ??? */ - priv->mib_buf.data.data[39] |= (KEY_TX); - - if (at76_set_mib(priv, &priv->mib_buf) != - CMD_STATUS_COMPLETE) { - ret = -EOPNOTSUPP; /* -EIO would be probably better */ - goto exit; - }; + at76_dbg(DBG_FW, "got it."); + fwh = (struct at76_fw_header *)(fwe->fw->data); - if ((key->alg == ALG_TKIP) || (key->alg == ALG_CCMP)) - at76_reset_rsc(priv); + if (fwe->fw->size <= sizeof(*fwh)) { + dev_printk(KERN_ERR, &udev->dev, + "firmware is too short (0x%zx)\n", fwe->fw->size); + goto exit; + } - key->hw_key_idx = key->keyidx; + /* CRC currently not checked */ + fwe->board_type = le32_to_cpu(fwh->board_type); + if (fwe->board_type != board_type) { + dev_printk(KERN_ERR, &udev->dev, + "board type mismatch, requested %u, got %u\n", + board_type, fwe->board_type); + goto exit; + } - /* Set up default keys */ - if (is_broadcast_ether_addr(address)) - priv->default_group_key = key->keyidx; - if (is_valid_ether_addr(address)) - priv->default_pairwise_key = key->keyidx; + fwe->fw_version.major = fwh->major; + fwe->fw_version.minor = fwh->minor; + fwe->fw_version.patch = fwh->patch; + fwe->fw_version.build = fwh->build; - /* Set up encryption MIBs */ + str = (char *)fwh + le32_to_cpu(fwh->str_offset); + fwe->intfw = (u8 *)fwh + le32_to_cpu(fwh->int_fw_offset); + fwe->intfw_size = le32_to_cpu(fwh->int_fw_len); + fwe->extfw = (u8 *)fwh + le32_to_cpu(fwh->ext_fw_offset); + fwe->extfw_size = le32_to_cpu(fwh->ext_fw_len); - /* first block of settings */ - priv->mib_buf.size = 3; - priv->mib_buf.index = offsetof(struct mib_mac_encryption, - privacy_invoked); - priv->mib_buf.data.data[0] = 1; /* privacy_invoked */ - priv->mib_buf.data.data[1] = priv->default_pairwise_key; - priv->mib_buf.data.data[2] = priv->default_group_key; + fwe->loaded = 1; - ret = at76_set_mib(priv, &priv->mib_buf); - if (ret != CMD_STATUS_COMPLETE) - goto exit; + dev_printk(KERN_DEBUG, &udev->dev, + "using firmware %s (version %d.%d.%d-%d)\n", + fwe->fwname, fwh->major, fwh->minor, fwh->patch, fwh->build); - /* second block of settings */ - priv->mib_buf.size = 3; - priv->mib_buf.index = offsetof(struct mib_mac_encryption, - exclude_unencrypted); - priv->mib_buf.data.data[0] = 1; /* exclude_unencrypted */ - priv->mib_buf.data.data[1] = 0; /* wep_encryption_type */ - priv->mib_buf.data.data[2] = 0; /* ckip_key_permutation */ + at76_dbg(DBG_DEVSTART, "board %u, int %d:%d, ext %d:%d", board_type, + le32_to_cpu(fwh->int_fw_offset), le32_to_cpu(fwh->int_fw_len), + le32_to_cpu(fwh->ext_fw_offset), le32_to_cpu(fwh->ext_fw_len)); + at76_dbg(DBG_DEVSTART, "firmware id %s", str); - ret = at76_set_mib(priv, &priv->mib_buf); - if (ret != CMD_STATUS_COMPLETE) - goto exit; - ret = 0; - }; exit: - at76_dump_mib_mac_encryption(priv); - mutex_unlock(&priv->mtx); - return ret; -} - -static int at76_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, - const u8 *local_address, const u8 *address, - struct ieee80211_key_conf *key) -{ - struct at76_priv *priv = hw->priv; - - at76_dbg(DBG_MAC80211, "%s(): cmd %d key->alg %d key->keyidx %d " - "key->keylen %d", - __func__, cmd, key->alg, key->keyidx, key->keylen); + mutex_unlock(&fw_mutex); - if (FIRMWARE_IS_WPA(priv->fw_version)) - return at76_set_key_newfw(hw, cmd, local_address, address, key); + if (fwe->loaded) + return fwe; else - return at76_set_key_oldfw(hw, cmd, local_address, address, key); - + return NULL; } -static const struct ieee80211_ops at76_ops = { - .tx = at76_mac80211_tx, - .add_interface = at76_add_interface, - .remove_interface = at76_remove_interface, - .config = at76_config, - .config_interface = at76_config_interface, - .configure_filter = at76_configure_filter, - .start = at76_mac80211_start, - .stop = at76_mac80211_stop, - .hw_scan = at76_hw_scan, - .set_key = at76_set_key, -}; - /* Allocate network device and initialize private data */ static struct at76_priv *at76_alloc_new_device(struct usb_device *udev) { - struct ieee80211_hw *hw; + struct net_device *netdev; struct at76_priv *priv; + int i; - hw = ieee80211_alloc_hw(sizeof(struct at76_priv), &at76_ops); - if (!hw) { - printk(KERN_ERR DRIVER_NAME ": could not register" - " ieee80211_hw\n"); + /* allocate memory for our device state and initialize it */ + netdev = alloc_etherdev(sizeof(struct at76_priv)); + if (!netdev) { + dev_printk(KERN_ERR, &udev->dev, "out of memory\n"); return NULL; } - priv = hw->priv; - priv->hw = hw; + priv = netdev_priv(netdev); priv->udev = udev; + priv->netdev = netdev; mutex_init(&priv->mtx); + INIT_WORK(&priv->work_assoc_done, at76_work_assoc_done); + INIT_WORK(&priv->work_join, at76_work_join); + INIT_WORK(&priv->work_new_bss, at76_work_new_bss); + INIT_WORK(&priv->work_start_scan, at76_work_start_scan); INIT_WORK(&priv->work_set_promisc, at76_work_set_promisc); INIT_WORK(&priv->work_submit_rx, at76_work_submit_rx); - INIT_DELAYED_WORK(&priv->dwork_hw_scan, at76_dwork_hw_scan); + INIT_DELAYED_WORK(&priv->dwork_restart, at76_dwork_restart); + INIT_DELAYED_WORK(&priv->dwork_get_scan, at76_dwork_get_scan); + INIT_DELAYED_WORK(&priv->dwork_beacon, at76_dwork_beacon); + INIT_DELAYED_WORK(&priv->dwork_auth, at76_dwork_auth); + INIT_DELAYED_WORK(&priv->dwork_assoc, at76_dwork_assoc); + + spin_lock_init(&priv->mgmt_spinlock); + priv->next_mgmt_bulk = NULL; + priv->mac_state = MAC_INIT; + + /* initialize empty BSS list */ + priv->curr_bss = NULL; + INIT_LIST_HEAD(&priv->bss_list); + spin_lock_init(&priv->bss_list_spinlock); + + init_timer(&priv->bss_list_timer); + priv->bss_list_timer.data = (unsigned long)priv; + priv->bss_list_timer.function = at76_bss_list_timeout; + + spin_lock_init(&priv->spy_spinlock); + + /* mark all rx data entries as unused */ + for (i = 0; i < NR_RX_DATA_BUF; i++) + priv->rx_data[i].skb = NULL; priv->rx_tasklet.func = at76_rx_tasklet; priv->rx_tasklet.data = 0; @@ -2371,9 +5197,6 @@ static struct at76_priv *at76_alloc_new_device(struct usb_device *udev) priv->pm_mode = AT76_PM_OFF; priv->pm_period = 0; - /* unit us */ - priv->hw->channel_change_time = 100000; - return priv; } @@ -2436,42 +5259,11 @@ static int at76_alloc_urbs(struct at76_priv *priv, return 0; } -static struct ieee80211_rate at76_rates[] = { - { .bitrate = 10, .hw_value = TX_RATE_1MBIT, }, - { .bitrate = 20, .hw_value = TX_RATE_2MBIT, }, - { .bitrate = 55, .hw_value = TX_RATE_5_5MBIT, }, - { .bitrate = 110, .hw_value = TX_RATE_11MBIT, }, -}; - -static struct ieee80211_channel at76_channels[] = { - { .center_freq = 2412, .hw_value = 1 }, - { .center_freq = 2417, .hw_value = 2 }, - { .center_freq = 2422, .hw_value = 3 }, - { .center_freq = 2427, .hw_value = 4 }, - { .center_freq = 2432, .hw_value = 5 }, - { .center_freq = 2437, .hw_value = 6 }, - { .center_freq = 2442, .hw_value = 7 }, - { .center_freq = 2447, .hw_value = 8 }, - { .center_freq = 2452, .hw_value = 9 }, - { .center_freq = 2457, .hw_value = 10 }, - { .center_freq = 2462, .hw_value = 11 }, - { .center_freq = 2467, .hw_value = 12 }, - { .center_freq = 2472, .hw_value = 13 }, - { .center_freq = 2484, .hw_value = 14 } -}; - -static struct ieee80211_supported_band at76_supported_band = { - .channels = at76_channels, - .n_channels = ARRAY_SIZE(at76_channels), - .bitrates = at76_rates, - .n_bitrates = ARRAY_SIZE(at76_rates), -}; - /* Register network device and initialize the hardware */ static int at76_init_new_device(struct at76_priv *priv, struct usb_interface *interface) { - struct device *dev = &interface->dev; + struct net_device *netdev = priv->netdev; int ret; /* set up the endpoint information */ @@ -2487,11 +5279,14 @@ static int at76_init_new_device(struct at76_priv *priv, /* MAC address */ ret = at76_get_hw_config(priv); if (ret < 0) { - dev_err(dev, "cannot get MAC address\n"); + dev_printk(KERN_ERR, &interface->dev, + "cannot get MAC address\n"); goto exit; } priv->domain = at76_get_reg_domain(priv->regulatory_domain); + /* init. netdev->dev_addr */ + memcpy(netdev->dev_addr, priv->mac_addr, ETH_ALEN); priv->channel = DEF_CHANNEL; priv->iw_mode = IW_MODE_INFRA; @@ -2501,54 +5296,47 @@ static int at76_init_new_device(struct at76_priv *priv, priv->txrate = TX_RATE_AUTO; priv->preamble_type = PREAMBLE_TYPE_LONG; priv->beacon_period = 100; + priv->beacons_last_qual = jiffies; priv->auth_mode = WLAN_AUTH_OPEN; priv->scan_min_time = DEF_SCAN_MIN_TIME; priv->scan_max_time = DEF_SCAN_MAX_TIME; priv->scan_mode = SCAN_TYPE_ACTIVE; - priv->default_pairwise_key = 0xff; - priv->default_group_key = 0xff; - - /* mac80211 initialisation */ - priv->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &at76_supported_band; - if (FIRMWARE_IS_WPA(priv->fw_version) && - (at76_is_503rfmd(priv->board_type) || - at76_is_505(priv->board_type))) - priv->hw->flags = IEEE80211_HW_SIGNAL_UNSPEC; - else - priv->hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | - IEEE80211_HW_SIGNAL_UNSPEC; - - priv->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); - - SET_IEEE80211_DEV(priv->hw, &interface->dev); - SET_IEEE80211_PERM_ADDR(priv->hw, priv->mac_addr); - - ret = ieee80211_register_hw(priv->hw); + netdev->flags &= ~IFF_MULTICAST; /* not yet or never */ + netdev->open = at76_open; + netdev->stop = at76_stop; + netdev->get_stats = at76_get_stats; + netdev->ethtool_ops = &at76_ethtool_ops; + + /* Add pointers to enable iwspy support. */ + priv->wireless_data.spy_data = &priv->spy_data; + netdev->wireless_data = &priv->wireless_data; + + netdev->hard_start_xmit = at76_tx; + netdev->tx_timeout = at76_tx_timeout; + netdev->watchdog_timeo = 2 * HZ; + netdev->wireless_handlers = &at76_handler_def; + netdev->set_multicast_list = at76_set_multicast; + netdev->set_mac_address = at76_set_mac_address; + dev_alloc_name(netdev, "wlan%d"); + + ret = register_netdev(priv->netdev); if (ret) { - dev_err(dev, "cannot register mac80211 hw (status %d)!\n", ret); + dev_printk(KERN_ERR, &interface->dev, + "cannot register netdevice (status %d)!\n", ret); goto exit; } + priv->netdev_registered = 1; - priv->mac80211_registered = 1; + printk(KERN_INFO "%s: USB %s, MAC %s, firmware %d.%d.%d-%d\n", + netdev->name, dev_name(&interface->dev), mac2str(priv->mac_addr), + priv->fw_version.major, priv->fw_version.minor, + priv->fw_version.patch, priv->fw_version.build); + printk(KERN_INFO "%s: regulatory domain 0x%02x: %s\n", netdev->name, + priv->regulatory_domain, priv->domain->name); - dev_info(dev, "%s: USB %s, MAC %s, firmware %d.%d.%d-%d\n", - wiphy_name(priv->hw->wiphy), - dev_name(&interface->dev), mac2str(priv->mac_addr), - priv->fw_version.major, priv->fw_version.minor, - priv->fw_version.patch, priv->fw_version.build); - dev_info(dev, "%s: regulatory domain 0x%02x: %s\n", - wiphy_name(priv->hw->wiphy), - priv->regulatory_domain, priv->domain->name); - dev_info(dev, "%s: WPA support: ", wiphy_name(priv->hw->wiphy)); - if (!FIRMWARE_IS_WPA(priv->fw_version)) - printk("none\n"); - else { - if (!at76_is_505a(priv->board_type)) - printk("TKIP\n"); - else - printk("TKIP, AES/CCMP\n"); - }; + /* we let this timer run the whole time this driver instance lives */ + mod_timer(&priv->bss_list_timer, jiffies + BSS_LIST_TIMEOUT); exit: return ret; @@ -2556,13 +5344,15 @@ exit: static void at76_delete_device(struct at76_priv *priv) { + int i; + at76_dbg(DBG_PROC_ENTRY, "%s: ENTER", __func__); /* The device is gone, don't bother turning it off */ priv->device_unplugged = 1; - if (priv->mac80211_registered) - ieee80211_unregister_hw(priv->hw); + if (priv->netdev_registered) + unregister_netdev(priv->netdev); /* assuming we used keventd, it must quiesce too */ flush_scheduled_work(); @@ -2583,11 +5373,25 @@ static void at76_delete_device(struct at76_priv *priv) if (priv->rx_skb) kfree_skb(priv->rx_skb); + at76_free_bss_list(priv); + del_timer_sync(&priv->bss_list_timer); + cancel_delayed_work(&priv->dwork_get_scan); + cancel_delayed_work(&priv->dwork_beacon); + cancel_delayed_work(&priv->dwork_auth); + cancel_delayed_work(&priv->dwork_assoc); + + if (priv->mac_state == MAC_CONNECTED) + at76_iwevent_bss_disconnect(priv->netdev); + + for (i = 0; i < NR_RX_DATA_BUF; i++) + if (priv->rx_data[i].skb) { + dev_kfree_skb(priv->rx_data[i].skb); + priv->rx_data[i].skb = NULL; + } usb_put_dev(priv->udev); - at76_dbg(DBG_PROC_ENTRY, "%s: before freeing priv/ieee80211_hw", - __func__); - ieee80211_free_hw(priv->hw); + at76_dbg(DBG_PROC_ENTRY, "%s: before freeing priv/netdev", __func__); + free_netdev(priv->netdev); /* priv is in netdev */ at76_dbg(DBG_PROC_ENTRY, "%s: EXIT", __func__); } @@ -2621,8 +5425,8 @@ static int at76_probe(struct usb_interface *interface, we get 204 with 2.4.23, Fiberline FL-WL240u (505A+RFMD2958) ??? */ if (op_mode == OPMODE_HW_CONFIG_MODE) { - dev_err(&interface->dev, - "cannot handle a device in HW_CONFIG_MODE\n"); + dev_printk(KERN_ERR, &interface->dev, + "cannot handle a device in HW_CONFIG_MODE\n"); ret = -EBUSY; goto error; } @@ -2630,12 +5434,13 @@ static int at76_probe(struct usb_interface *interface, if (op_mode != OPMODE_NORMAL_NIC_WITH_FLASH && op_mode != OPMODE_NORMAL_NIC_WITHOUT_FLASH) { /* download internal firmware part */ - dev_dbg(&interface->dev, "downloading internal firmware\n"); + dev_printk(KERN_DEBUG, &interface->dev, + "downloading internal firmware\n"); ret = at76_load_internal_fw(udev, fwe); if (ret < 0) { - dev_err(&interface->dev, - "error %d downloading internal firmware\n", - ret); + dev_printk(KERN_ERR, &interface->dev, + "error %d downloading internal firmware\n", + ret); goto error; } usb_put_dev(udev); @@ -2660,7 +5465,8 @@ static int at76_probe(struct usb_interface *interface, need_ext_fw = 1; if (need_ext_fw) { - dev_dbg(&interface->dev, "downloading external firmware\n"); + dev_printk(KERN_DEBUG, &interface->dev, + "downloading external firmware\n"); ret = at76_load_external_fw(udev, fwe); if (ret) @@ -2669,8 +5475,8 @@ static int at76_probe(struct usb_interface *interface, /* Re-check firmware version */ ret = at76_get_mib(udev, MIB_FW_VERSION, &fwv, sizeof(fwv)); if (ret < 0) { - dev_err(&interface->dev, - "error %d getting firmware version\n", ret); + dev_printk(KERN_ERR, &interface->dev, + "error %d getting firmware version\n", ret); goto error; } } @@ -2681,6 +5487,7 @@ static int at76_probe(struct usb_interface *interface, goto error; } + SET_NETDEV_DEV(priv->netdev, &interface->dev); usb_set_intfdata(interface, priv); memcpy(&priv->fw_version, &fwv, sizeof(struct mib_fw_version)); @@ -2708,7 +5515,7 @@ static void at76_disconnect(struct usb_interface *interface) if (!priv) return; - printk(KERN_INFO "%s: disconnecting\n", wiphy_name(priv->hw->wiphy)); + printk(KERN_INFO "%s: disconnecting\n", priv->netdev->name); at76_delete_device(priv); dev_printk(KERN_INFO, &interface->dev, "disconnected\n"); } @@ -2764,8 +5571,5 @@ MODULE_AUTHOR("Alex <alex@foogod.com>"); MODULE_AUTHOR("Nick Jones"); MODULE_AUTHOR("Balint Seeber <n0_5p4m_p13453@hotmail.com>"); MODULE_AUTHOR("Pavel Roskin <proski@gnu.org>"); -MODULE_AUTHOR("Guido Guenther <agx@sigxcpu.org>"); -MODULE_AUTHOR("Kalle Valo <kalle.valo@iki.fi>"); -MODULE_AUTHOR("Milan Plzik <milan.plzik@gmail.com>"); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); diff --git a/drivers/staging/at76_usb/at76_usb.h b/drivers/staging/at76_usb/at76_usb.h index 8bb352f16d45..b20be9da1fa1 100644 --- a/drivers/staging/at76_usb/at76_usb.h +++ b/drivers/staging/at76_usb/at76_usb.h @@ -34,6 +34,23 @@ enum board_type { BOARD_505AMX = 8 }; +/* our private ioctl's */ +/* preamble length (0 - long, 1 - short, 2 - auto) */ +#define AT76_SET_SHORT_PREAMBLE (SIOCIWFIRSTPRIV + 0) +#define AT76_GET_SHORT_PREAMBLE (SIOCIWFIRSTPRIV + 1) +/* which debug channels are enabled */ +#define AT76_SET_DEBUG (SIOCIWFIRSTPRIV + 2) +#define AT76_GET_DEBUG (SIOCIWFIRSTPRIV + 3) +/* power save mode (incl. the Atmel proprietary smart save mode) */ +#define AT76_SET_POWERSAVE_MODE (SIOCIWFIRSTPRIV + 4) +#define AT76_GET_POWERSAVE_MODE (SIOCIWFIRSTPRIV + 5) +/* min and max channel times for scan */ +#define AT76_SET_SCAN_TIMES (SIOCIWFIRSTPRIV + 6) +#define AT76_GET_SCAN_TIMES (SIOCIWFIRSTPRIV + 7) +/* scan mode (0 - active, 1 - passive) */ +#define AT76_SET_SCAN_MODE (SIOCIWFIRSTPRIV + 8) +#define AT76_GET_SCAN_MODE (SIOCIWFIRSTPRIV + 9) + #define CMD_STATUS_IDLE 0x00 #define CMD_STATUS_COMPLETE 0x01 #define CMD_STATUS_UNKNOWN 0x02 @@ -65,7 +82,6 @@ enum board_type { #define MIB_MAC 0x03 #define MIB_MAC_MGMT 0x05 #define MIB_MAC_WEP 0x06 -#define MIB_MAC_ENCRYPTION 0x06 #define MIB_PHY 0x07 #define MIB_FW_VERSION 0x08 #define MIB_MDOMAIN 0x09 @@ -90,26 +106,6 @@ enum board_type { #define AT76_PM_ON 2 #define AT76_PM_SMART 3 -/* cipher values for encryption keys */ -#define CIPHER_NONE 0 /* this value is only guessed */ -#define CIPHER_WEP64 1 -#define CIPHER_TKIP 2 -#define CIPHER_CCMP 3 -#define CIPHER_CCX 4 /* for consistency sake only */ -#define CIPHER_WEP128 5 - -/* bit flags key types for encryption keys */ -#define KEY_PAIRWISE 2 -#define KEY_TX 4 - -#define CIPHER_KEYS (4) -#define CIPHER_KEY_LEN (40) - -struct key_config { - u8 cipher; - u8 keylen; -}; - struct hwcfg_r505 { u8 cr39_values[14]; u8 reserved1[14]; @@ -151,9 +147,6 @@ union at76_hwcfg { #define WEP_SMALL_KEY_LEN (40 / 8) #define WEP_LARGE_KEY_LEN (104 / 8) -#define WEP_KEYS (4) - - struct at76_card_config { u8 exclude_unencrypted; @@ -168,7 +161,7 @@ struct at76_card_config { u8 privacy_invoked; u8 wep_default_key_id; /* 0..3 */ u8 current_ssid[32]; - u8 wep_default_key_value[4][WEP_LARGE_KEY_LEN]; + u8 wep_default_key_value[4][WEP_KEY_LEN]; u8 ssid_len; u8 short_preamble; __le16 beacon_period; @@ -193,7 +186,7 @@ struct at76_rx_buffer { u8 link_quality; u8 noise_level; __le32 rx_time; - u8 packet[IEEE80211_MAX_FRAG_THRESHOLD]; + u8 packet[IEEE80211_FRAME_LEN + IEEE80211_FCS_LEN]; } __attribute__((packed)); /* Length of Atmel-specific Tx header before 802.11 frame */ @@ -203,11 +196,8 @@ struct at76_tx_buffer { __le16 wlength; u8 tx_rate; u8 padding; - u8 key_id; - u8 cipher_type; - u8 cipher_length; - u8 reserved; - u8 packet[IEEE80211_MAX_FRAG_THRESHOLD]; + u8 reserved[4]; + u8 packet[IEEE80211_FRAME_LEN + IEEE80211_FCS_LEN]; } __attribute__((packed)); /* defines for scan_type below */ @@ -254,7 +244,6 @@ struct set_mib_buffer { u8 byte; __le16 word; u8 addr[ETH_ALEN]; - u8 data[256]; /* we need more space for mib_mac_encryption */ } data; } __attribute__((packed)); @@ -328,24 +317,10 @@ struct mib_mac_wep { u8 exclude_unencrypted; __le32 wep_icv_error_count; __le32 wep_excluded_count; - u8 wep_default_keyvalue[WEP_KEYS][WEP_LARGE_KEY_LEN]; + u8 wep_default_keyvalue[WEP_KEYS][WEP_KEY_LEN]; u8 encryption_level; /* 1 for 40bit, 2 for 104bit encryption */ } __attribute__((packed)); -struct mib_mac_encryption { - u8 cipher_default_keyvalue[CIPHER_KEYS][CIPHER_KEY_LEN]; - u8 tkip_bssid[6]; - u8 privacy_invoked; - u8 cipher_default_key_id; - u8 cipher_default_group_key_id; - u8 exclude_unencrypted; - u8 wep_encryption_type; - u8 ckip_key_permutation; /* bool */ - __le32 wep_icv_error_count; - __le32 wep_excluded_count; - u8 key_rsc[CIPHER_KEYS][8]; -} __attribute__((packed)); - struct mib_phy { __le32 ed_threshold; @@ -389,6 +364,16 @@ struct at76_fw_header { __le32 ext_fw_len; /* external firmware image length */ } __attribute__((packed)); +enum mac_state { + MAC_INIT, + MAC_SCANNING, + MAC_AUTH, + MAC_ASSOC, + MAC_JOINING, + MAC_CONNECTED, + MAC_OWN_IBSS +}; + /* a description of a regulatory domain and the allowed channels */ struct reg_domain { u16 code; @@ -396,6 +381,47 @@ struct reg_domain { u32 channel_map; /* if bit N is set, channel (N+1) is allowed */ }; +/* how long do we keep a (I)BSS in the bss_list in jiffies + this should be long enough for the user to retrieve the table + (by iwlist ?) after the device started, because all entries from + other channels than the one the device locks on get removed, too */ +#define BSS_LIST_TIMEOUT (120 * HZ) +/* struct to store BSS info found during scan */ +#define BSS_LIST_MAX_RATE_LEN 32 /* 32 rates should be enough ... */ + +struct bss_info { + struct list_head list; + + u8 bssid[ETH_ALEN]; /* bssid */ + u8 ssid[IW_ESSID_MAX_SIZE]; /* essid */ + u8 ssid_len; /* length of ssid above */ + u8 channel; + u16 capa; /* BSS capabilities */ + u16 beacon_interval; /* beacon interval, Kus (1024 microseconds) */ + u8 rates[BSS_LIST_MAX_RATE_LEN]; /* supported rates in units of + 500 kbps, ORed with 0x80 for + basic rates */ + u8 rates_len; + + /* quality of received beacon */ + u8 rssi; + u8 link_qual; + u8 noise_level; + + unsigned long last_rx; /* time (jiffies) of last beacon received */ +}; + +/* a rx data buffer to collect rx fragments */ +struct rx_data_buf { + u8 sender[ETH_ALEN]; /* sender address */ + u16 seqnr; /* sequence number */ + u16 fragnr; /* last fragment received */ + unsigned long last_rx; /* jiffies of last rx */ + struct sk_buff *skb; /* == NULL if entry is free */ +}; + +#define NR_RX_DATA_BUF 8 + /* Data for one loaded firmware file */ struct fwentry { const char *const fwname; @@ -412,9 +438,11 @@ struct fwentry { struct at76_priv { struct usb_device *udev; /* USB device pointer */ + struct net_device *netdev; /* net device pointer */ + struct net_device_stats stats; /* net device stats */ + struct iw_statistics wstats; /* wireless stats */ struct sk_buff *rx_skb; /* skbuff for receiving data */ - struct sk_buff *tx_skb; /* skbuff for transmitting data */ void *bulk_out_buffer; /* buffer for sending data */ struct urb *tx_urb; /* URB for sending data */ @@ -426,17 +454,26 @@ struct at76_priv { struct mutex mtx; /* locks this structure */ /* work queues */ + struct work_struct work_assoc_done; + struct work_struct work_join; + struct work_struct work_new_bss; + struct work_struct work_start_scan; struct work_struct work_set_promisc; struct work_struct work_submit_rx; - struct delayed_work dwork_hw_scan; + struct delayed_work dwork_restart; + struct delayed_work dwork_get_scan; + struct delayed_work dwork_beacon; + struct delayed_work dwork_auth; + struct delayed_work dwork_assoc; struct tasklet_struct rx_tasklet; /* the WEP stuff */ int wep_enabled; /* 1 if WEP is enabled */ int wep_key_id; /* key id to be used */ - u8 wep_keys[WEP_KEYS][WEP_LARGE_KEY_LEN]; /* WEP keys */ - u8 wep_keys_len[WEP_KEYS]; /* length of WEP keys */ + u8 wep_keys[WEP_KEYS][WEP_KEY_LEN]; /* the four WEP keys, + 5 or 13 bytes are used */ + u8 wep_keys_len[WEP_KEYS]; /* the length of the above keys */ int channel; int iw_mode; @@ -458,13 +495,44 @@ struct at76_priv { int scan_mode; /* SCAN_TYPE_ACTIVE, SCAN_TYPE_PASSIVE */ int scan_need_any; /* if set, need to scan for any ESSID */ + /* the list we got from scanning */ + spinlock_t bss_list_spinlock; /* protects bss_list operations */ + struct list_head bss_list; /* list of BSS we got beacons from */ + struct timer_list bss_list_timer; /* timer to purge old entries + from bss_list */ + struct bss_info *curr_bss; /* current BSS */ u16 assoc_id; /* current association ID, if associated */ + u8 wanted_bssid[ETH_ALEN]; + int wanted_bssid_valid; /* != 0 if wanted_bssid is to be used */ + + /* some data for infrastructure mode only */ + spinlock_t mgmt_spinlock; /* this spinlock protects access to + next_mgmt_bulk */ + + struct at76_tx_buffer *next_mgmt_bulk; /* pending management msg to + send via bulk out */ + enum mac_state mac_state; + enum { + SCAN_IDLE, + SCAN_IN_PROGRESS, + SCAN_COMPLETED + } scan_state; + time_t last_scan; + + int retries; /* remaining retries in case of timeout when + * sending AuthReq or AssocReq */ u8 pm_mode; /* power management mode */ u32 pm_period; /* power management period in microseconds */ struct reg_domain const *domain; /* reg domain description */ + /* iwspy support */ + spinlock_t spy_spinlock; + struct iw_spy_data spy_data; + + struct iw_public_data wireless_data; + /* These fields contain HW config provided by the device (not all of * these fields are used by all board types) */ u8 mac_addr[ETH_ALEN]; @@ -472,6 +540,9 @@ struct at76_priv { struct at76_card_config card_config; + /* store rx fragments until complete */ + struct rx_data_buf rx_data[NR_RX_DATA_BUF]; + enum board_type board_type; struct mib_fw_version fw_version; @@ -479,20 +550,58 @@ struct at76_priv { unsigned int netdev_registered:1; struct set_mib_buffer mib_buf; /* global buffer for set_mib calls */ + /* beacon counting */ int beacon_period; /* period of mgmt beacons, Kus */ + int beacons_received; + unsigned long beacons_last_qual; /* time we restarted counting + beacons */ +}; - struct ieee80211_hw *hw; - int mac80211_registered; - - struct key_config keys[4]; /* installed key types */ - u8 default_pairwise_key; - u8 default_group_key; +struct at76_rx_radiotap { + struct ieee80211_radiotap_header rt_hdr; + __le64 rt_tsft; + u8 rt_flags; + u8 rt_rate; + s8 rt_signal; + s8 rt_noise; }; -#define AT76_SUPPORTED_FILTERS FIF_PROMISC_IN_BSS +#define AT76_RX_RADIOTAP_PRESENT \ + ((1 << IEEE80211_RADIOTAP_TSFT) | \ + (1 << IEEE80211_RADIOTAP_FLAGS) | \ + (1 << IEEE80211_RADIOTAP_RATE) | \ + (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) | \ + (1 << IEEE80211_RADIOTAP_DB_ANTNOISE)) + +#define BEACON_MAX_DATA_LENGTH 1500 + +/* the maximum size of an AssocReq packet */ +#define ASSOCREQ_MAX_SIZE \ + (AT76_TX_HDRLEN + sizeof(struct ieee80211_assoc_request) + \ + 1 + 1 + IW_ESSID_MAX_SIZE + 1 + 1 + 4) + +/* for shared secret auth, add the challenge text size */ +#define AUTH_FRAME_SIZE (AT76_TX_HDRLEN + sizeof(struct ieee80211_auth)) + +/* Maximal number of AuthReq retries */ +#define AUTH_RETRIES 3 +/* Maximal number of AssocReq retries */ +#define ASSOC_RETRIES 3 + +/* Beacon timeout in managed mode when we are connected */ +#define BEACON_TIMEOUT (10 * HZ) + +/* Timeout for authentication response */ +#define AUTH_TIMEOUT (1 * HZ) + +/* Timeout for association response */ +#define ASSOC_TIMEOUT (1 * HZ) + +/* Polling interval when scan is running */ #define SCAN_POLL_INTERVAL (HZ / 4) +/* Command completion timeout */ #define CMD_COMPLETION_TIMEOUT (5 * HZ) #define DEF_RTS_THRESHOLD 1536 @@ -502,6 +611,8 @@ struct at76_priv { #define DEF_SCAN_MIN_TIME 10 #define DEF_SCAN_MAX_TIME 120 +#define MAX_RTS_THRESHOLD (MAX_FRAG_THRESHOLD + 1) + /* the max padding size for tx in bytes (see calc_padding) */ #define MAX_PADDING_SIZE 53 diff --git a/drivers/staging/benet/Kconfig b/drivers/staging/benet/Kconfig deleted file mode 100644 index f6806074f998..000000000000 --- a/drivers/staging/benet/Kconfig +++ /dev/null @@ -1,7 +0,0 @@ -config BENET - tristate "ServerEngines 10Gb NIC - BladeEngine" - depends on PCI && INET - select INET_LRO - help - This driver implements the NIC functionality for ServerEngines - 10Gb network adapter BladeEngine (EC 3210). diff --git a/drivers/staging/benet/MAINTAINERS b/drivers/staging/benet/MAINTAINERS deleted file mode 100644 index d5ce340218b3..000000000000 --- a/drivers/staging/benet/MAINTAINERS +++ /dev/null @@ -1,6 +0,0 @@ -SERVER ENGINES 10Gbe NIC - BLADE-ENGINE -P: Subbu Seetharaman -M: subbus@serverengines.com -L: netdev@vger.kernel.org -W: http://www.serverengines.com -S: Supported diff --git a/drivers/staging/benet/Makefile b/drivers/staging/benet/Makefile deleted file mode 100644 index 460b923b99bd..000000000000 --- a/drivers/staging/benet/Makefile +++ /dev/null @@ -1,14 +0,0 @@ -# -# Makefile to build the network driver for ServerEngine's BladeEngine -# -obj-$(CONFIG_BENET) += benet.o - -benet-y := be_init.o \ - be_int.o \ - be_netif.o \ - be_ethtool.o \ - funcobj.o \ - cq.o \ - eq.o \ - mpu.o \ - eth.o diff --git a/drivers/staging/benet/TODO b/drivers/staging/benet/TODO deleted file mode 100644 index a51dfb59a62f..000000000000 --- a/drivers/staging/benet/TODO +++ /dev/null @@ -1,6 +0,0 @@ -TODO: - - remove wrappers around common iowrite functions - - full netdev audit of common problems/issues - -Please send all patches and questions to Subbu Seetharaman -<subbus@serverengines.com> and Greg Kroah-Hartman <greg@kroah.com> diff --git a/drivers/staging/benet/asyncmesg.h b/drivers/staging/benet/asyncmesg.h deleted file mode 100644 index d1e779adb848..000000000000 --- a/drivers/staging/benet/asyncmesg.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __asyncmesg_amap_h__ -#define __asyncmesg_amap_h__ -#include "fwcmd_common.h" - -/* --- ASYNC_EVENT_CODES --- */ -#define ASYNC_EVENT_CODE_LINK_STATE (1) -#define ASYNC_EVENT_CODE_ISCSI (2) - -/* --- ASYNC_LINK_STATES --- */ -#define ASYNC_EVENT_LINK_DOWN (0) /* Link Down on a port */ -#define ASYNC_EVENT_LINK_UP (1) /* Link Up on a port */ - -/* - * The last 4 bytes of the async events have this common format. It allows - * the driver to distinguish [link]MCC_CQ_ENTRY[/link] structs from - * asynchronous events. Both arrive on the same completion queue. This - * structure also contains the common fields used to decode the async event. - */ -struct BE_ASYNC_EVENT_TRAILER_AMAP { - u8 rsvd0[8]; /* DWORD 0 */ - u8 event_code[8]; /* DWORD 0 */ - u8 event_type[8]; /* DWORD 0 */ - u8 rsvd1[6]; /* DWORD 0 */ - u8 async_event; /* DWORD 0 */ - u8 valid; /* DWORD 0 */ -} __packed; -struct ASYNC_EVENT_TRAILER_AMAP { - u32 dw[1]; -}; - -/* - * Applicable in Initiator, Target and NIC modes. - * A link state async event is seen by all device drivers as soon they - * create an MCC ring. Thereafter, anytime the link status changes the - * drivers will receive a link state async event. Notifications continue to - * be sent until a driver destroys its MCC ring. A link down event is - * reported when either port loses link. A link up event is reported - * when either port regains link. When BE's failover mechanism is enabled, a - * link down on the active port causes traffic to be diverted to the standby - * port by the BE's ARM firmware (assuming the standby port has link). In - * this case, the standy port assumes the active status. Note: when link is - * restored on the failed port, traffic continues on the currently active - * port. The ARM firmware does not attempt to 'fail back' traffic to - * the restored port. - */ -struct BE_ASYNC_EVENT_LINK_STATE_AMAP { - u8 port0_link_status[8]; - u8 port1_link_status[8]; - u8 active_port[8]; - u8 rsvd0[8]; /* DWORD 0 */ - u8 port0_duplex[8]; - u8 port0_speed[8]; - u8 port1_duplex[8]; - u8 port1_speed[8]; - u8 port0_fault[8]; - u8 port1_fault[8]; - u8 rsvd1[2][8]; /* DWORD 2 */ - struct BE_ASYNC_EVENT_TRAILER_AMAP trailer; -} __packed; -struct ASYNC_EVENT_LINK_STATE_AMAP { - u32 dw[4]; -}; -#endif /* __asyncmesg_amap_h__ */ diff --git a/drivers/staging/benet/be_cm.h b/drivers/staging/benet/be_cm.h deleted file mode 100644 index b7a1dfd20c36..000000000000 --- a/drivers/staging/benet/be_cm.h +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __be_cm_amap_h__ -#define __be_cm_amap_h__ -#include "be_common.h" -#include "etx_context.h" -#include "mpu_context.h" - -/* - * --- CEV_WATERMARK_ENUM --- - * CQ/EQ Watermark Encodings. Encoded as number of free entries in - * Queue when Watermark is reached. - */ -#define CEV_WMARK_0 (0) /* Watermark when Queue full */ -#define CEV_WMARK_16 (1) /* Watermark at 16 free entries */ -#define CEV_WMARK_32 (2) /* Watermark at 32 free entries */ -#define CEV_WMARK_48 (3) /* Watermark at 48 free entries */ -#define CEV_WMARK_64 (4) /* Watermark at 64 free entries */ -#define CEV_WMARK_80 (5) /* Watermark at 80 free entries */ -#define CEV_WMARK_96 (6) /* Watermark at 96 free entries */ -#define CEV_WMARK_112 (7) /* Watermark at 112 free entries */ -#define CEV_WMARK_128 (8) /* Watermark at 128 free entries */ -#define CEV_WMARK_144 (9) /* Watermark at 144 free entries */ -#define CEV_WMARK_160 (10) /* Watermark at 160 free entries */ -#define CEV_WMARK_176 (11) /* Watermark at 176 free entries */ -#define CEV_WMARK_192 (12) /* Watermark at 192 free entries */ -#define CEV_WMARK_208 (13) /* Watermark at 208 free entries */ -#define CEV_WMARK_224 (14) /* Watermark at 224 free entries */ -#define CEV_WMARK_240 (15) /* Watermark at 240 free entries */ - -/* - * --- CQ_CNT_ENUM --- - * Completion Queue Count Encodings. - */ -#define CEV_CQ_CNT_256 (0) /* CQ has 256 entries */ -#define CEV_CQ_CNT_512 (1) /* CQ has 512 entries */ -#define CEV_CQ_CNT_1024 (2) /* CQ has 1024 entries */ - -/* - * --- EQ_CNT_ENUM --- - * Event Queue Count Encodings. - */ -#define CEV_EQ_CNT_256 (0) /* EQ has 256 entries (16-byte EQEs only) */ -#define CEV_EQ_CNT_512 (1) /* EQ has 512 entries (16-byte EQEs only) */ -#define CEV_EQ_CNT_1024 (2) /* EQ has 1024 entries (4-byte or */ - /* 16-byte EQEs only) */ -#define CEV_EQ_CNT_2048 (3) /* EQ has 2048 entries (4-byte or */ - /* 16-byte EQEs only) */ -#define CEV_EQ_CNT_4096 (4) /* EQ has 4096 entries (4-byte EQEs only) */ - -/* - * --- EQ_SIZE_ENUM --- - * Event Queue Entry Size Encoding. - */ -#define CEV_EQ_SIZE_4 (0) /* EQE is 4 bytes */ -#define CEV_EQ_SIZE_16 (1) /* EQE is 16 bytes */ - -/* - * Completion Queue Context Table Entry. Contains the state of a CQ. - * Located in RAM within the CEV block. - */ -struct BE_CQ_CONTEXT_AMAP { - u8 Cidx[11]; /* DWORD 0 */ - u8 Watermark[4]; /* DWORD 0 */ - u8 NoDelay; /* DWORD 0 */ - u8 EPIdx[11]; /* DWORD 0 */ - u8 Count[2]; /* DWORD 0 */ - u8 valid; /* DWORD 0 */ - u8 SolEvent; /* DWORD 0 */ - u8 Eventable; /* DWORD 0 */ - u8 Pidx[11]; /* DWORD 1 */ - u8 PD[10]; /* DWORD 1 */ - u8 EQID[7]; /* DWORD 1 */ - u8 Func; /* DWORD 1 */ - u8 WME; /* DWORD 1 */ - u8 Stalled; /* DWORD 1 */ - u8 Armed; /* DWORD 1 */ -} __packed; -struct CQ_CONTEXT_AMAP { - u32 dw[2]; -}; - -/* - * Event Queue Context Table Entry. Contains the state of an EQ. - * Located in RAM in the CEV block. - */ -struct BE_EQ_CONTEXT_AMAP { - u8 Cidx[13]; /* DWORD 0 */ - u8 rsvd0[2]; /* DWORD 0 */ - u8 Func; /* DWORD 0 */ - u8 EPIdx[13]; /* DWORD 0 */ - u8 valid; /* DWORD 0 */ - u8 rsvd1; /* DWORD 0 */ - u8 Size; /* DWORD 0 */ - u8 Pidx[13]; /* DWORD 1 */ - u8 rsvd2[3]; /* DWORD 1 */ - u8 PD[10]; /* DWORD 1 */ - u8 Count[3]; /* DWORD 1 */ - u8 SolEvent; /* DWORD 1 */ - u8 Stalled; /* DWORD 1 */ - u8 Armed; /* DWORD 1 */ - u8 Watermark[4]; /* DWORD 2 */ - u8 WME; /* DWORD 2 */ - u8 rsvd3[3]; /* DWORD 2 */ - u8 EventVect[6]; /* DWORD 2 */ - u8 rsvd4[2]; /* DWORD 2 */ - u8 Delay[8]; /* DWORD 2 */ - u8 rsvd5[6]; /* DWORD 2 */ - u8 TMR; /* DWORD 2 */ - u8 rsvd6; /* DWORD 2 */ - u8 rsvd7[32]; /* DWORD 3 */ -} __packed; -struct EQ_CONTEXT_AMAP { - u32 dw[4]; -}; - -#endif /* __be_cm_amap_h__ */ diff --git a/drivers/staging/benet/be_common.h b/drivers/staging/benet/be_common.h deleted file mode 100644 index 7e63dc5e3348..000000000000 --- a/drivers/staging/benet/be_common.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __be_common_amap_h__ -#define __be_common_amap_h__ - -/* Physical Address. */ -struct BE_PHYS_ADDR_AMAP { - u8 lo[32]; /* DWORD 0 */ - u8 hi[32]; /* DWORD 1 */ -} __packed; -struct PHYS_ADDR_AMAP { - u32 dw[2]; -}; - -/* Virtual Address. */ -struct BE_VIRT_ADDR_AMAP { - u8 lo[32]; /* DWORD 0 */ - u8 hi[32]; /* DWORD 1 */ -} __packed; -struct VIRT_ADDR_AMAP { - u32 dw[2]; -}; - -/* Scatter gather element. */ -struct BE_SGE_AMAP { - u8 addr_hi[32]; /* DWORD 0 */ - u8 addr_lo[32]; /* DWORD 1 */ - u8 rsvd0[32]; /* DWORD 2 */ - u8 len[16]; /* DWORD 3 */ - u8 rsvd1[16]; /* DWORD 3 */ -} __packed; -struct SGE_AMAP { - u32 dw[4]; -}; - -#endif /* __be_common_amap_h__ */ diff --git a/drivers/staging/benet/be_ethtool.c b/drivers/staging/benet/be_ethtool.c deleted file mode 100644 index 027af85707aa..000000000000 --- a/drivers/staging/benet/be_ethtool.c +++ /dev/null @@ -1,348 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * be_ethtool.c - * - * This file contains various functions that ethtool can use - * to talk to the driver and the BE H/W. - */ - -#include "benet.h" - -#include <linux/ethtool.h> - -static const char benet_gstrings_stats[][ETH_GSTRING_LEN] = { -/* net_device_stats */ - "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", - "rx_compressed", - "tc_compressed", -/* BE driver Stats */ - "bes_tx_reqs", - "bes_tx_fails", - "bes_fwd_reqs", - "bes_tx_wrbs", - "bes_interrupts", - "bes_events", - "bes_tx_events", - "bes_rx_events", - "bes_tx_compl", - "bes_rx_compl", - "bes_ethrx_post_fail", - "bes_802_3_dropped_frames", - "bes_802_3_malformed_frames", - "bes_rx_misc_pkts", - "bes_eth_tx_rate", - "bes_eth_rx_rate", - "Num Packets collected", - "Num Times Flushed", -}; - -#define NET_DEV_STATS_LEN \ - (sizeof(struct net_device_stats)/sizeof(unsigned long)) - -#define BENET_STATS_LEN ARRAY_SIZE(benet_gstrings_stats) - -static void -be_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - - strncpy(drvinfo->driver, be_driver_name, 32); - strncpy(drvinfo->version, be_drvr_ver, 32); - strncpy(drvinfo->fw_version, be_fw_ver, 32); - strcpy(drvinfo->bus_info, pci_name(adapter->pdev)); - drvinfo->testinfo_len = 0; - drvinfo->regdump_len = 0; - drvinfo->eedump_len = 0; -} - -static int -be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - - coalesce->rx_max_coalesced_frames = adapter->max_rx_coal; - - coalesce->rx_coalesce_usecs = adapter->cur_eqd; - coalesce->rx_coalesce_usecs_high = adapter->max_eqd; - coalesce->rx_coalesce_usecs_low = adapter->min_eqd; - - coalesce->tx_coalesce_usecs = adapter->cur_eqd; - coalesce->tx_coalesce_usecs_high = adapter->max_eqd; - coalesce->tx_coalesce_usecs_low = adapter->min_eqd; - - coalesce->use_adaptive_rx_coalesce = adapter->enable_aic; - coalesce->use_adaptive_tx_coalesce = adapter->enable_aic; - - return 0; -} - -/* - * This routine is used to set interrup coalescing delay *as well as* - * the number of pkts to coalesce for LRO. - */ -static int -be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - struct be_eq_object *eq_objectp; - u32 max, min, cur; - int status; - - adapter->max_rx_coal = coalesce->rx_max_coalesced_frames; - if (adapter->max_rx_coal >= BE_LRO_MAX_PKTS) - adapter->max_rx_coal = BE_LRO_MAX_PKTS; - - if (adapter->enable_aic == 0 && - coalesce->use_adaptive_rx_coalesce == 1) { - /* if AIC is being turned on now, start with an EQD of 0 */ - adapter->cur_eqd = 0; - } - adapter->enable_aic = coalesce->use_adaptive_rx_coalesce; - - /* round off to nearest multiple of 8 */ - max = (((coalesce->rx_coalesce_usecs_high + 4) >> 3) << 3); - min = (((coalesce->rx_coalesce_usecs_low + 4) >> 3) << 3); - cur = (((coalesce->rx_coalesce_usecs + 4) >> 3) << 3); - - if (adapter->enable_aic) { - /* accept low and high if AIC is enabled */ - if (max > MAX_EQD) - max = MAX_EQD; - if (min > max) - min = max; - adapter->max_eqd = max; - adapter->min_eqd = min; - if (adapter->cur_eqd > max) - adapter->cur_eqd = max; - if (adapter->cur_eqd < min) - adapter->cur_eqd = min; - } else { - /* accept specified coalesce_usecs only if AIC is disabled */ - if (cur > MAX_EQD) - cur = MAX_EQD; - eq_objectp = &pnob->event_q_obj; - status = - be_eq_modify_delay(&pnob->fn_obj, 1, &eq_objectp, &cur, - NULL, NULL, NULL); - if (status == BE_SUCCESS) - adapter->cur_eqd = cur; - } - return 0; -} - -static u32 be_get_rx_csum(struct net_device *netdev) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - return adapter->rx_csum; -} - -static int be_set_rx_csum(struct net_device *netdev, uint32_t data) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - - if (data) - adapter->rx_csum = 1; - else - adapter->rx_csum = 0; - - return 0; -} - -static void -be_get_strings(struct net_device *netdev, uint32_t stringset, uint8_t *data) -{ - switch (stringset) { - case ETH_SS_STATS: - memcpy(data, *benet_gstrings_stats, - sizeof(benet_gstrings_stats)); - break; - } -} - -static int be_get_stats_count(struct net_device *netdev) -{ - return BENET_STATS_LEN; -} - -static void -be_get_ethtool_stats(struct net_device *netdev, - struct ethtool_stats *stats, uint64_t *data) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - int i; - - benet_get_stats(netdev); - - for (i = 0; i <= NET_DEV_STATS_LEN; i++) - data[i] = ((unsigned long *)&adapter->benet_stats)[i]; - - data[i] = adapter->be_stat.bes_tx_reqs; - data[i++] = adapter->be_stat.bes_tx_fails; - data[i++] = adapter->be_stat.bes_fwd_reqs; - data[i++] = adapter->be_stat.bes_tx_wrbs; - - data[i++] = adapter->be_stat.bes_ints; - data[i++] = adapter->be_stat.bes_events; - data[i++] = adapter->be_stat.bes_tx_events; - data[i++] = adapter->be_stat.bes_rx_events; - data[i++] = adapter->be_stat.bes_tx_compl; - data[i++] = adapter->be_stat.bes_rx_compl; - data[i++] = adapter->be_stat.bes_ethrx_post_fail; - data[i++] = adapter->be_stat.bes_802_3_dropped_frames; - data[i++] = adapter->be_stat.bes_802_3_malformed_frames; - data[i++] = adapter->be_stat.bes_rx_misc_pkts; - data[i++] = adapter->be_stat.bes_eth_tx_rate; - data[i++] = adapter->be_stat.bes_eth_rx_rate; - data[i++] = adapter->be_stat.bes_rx_coal; - data[i++] = adapter->be_stat.bes_rx_flush; - -} - -static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) -{ - ecmd->speed = SPEED_10000; - ecmd->duplex = DUPLEX_FULL; - ecmd->autoneg = AUTONEG_DISABLE; - return 0; -} - -/* Get the Ring parameters from the pnob */ -static void -be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) -{ - struct be_net_object *pnob = netdev_priv(netdev); - - /* Pre Set Maxims */ - ring->rx_max_pending = pnob->rx_q_len; - ring->rx_mini_max_pending = ring->rx_mini_max_pending; - ring->rx_jumbo_max_pending = ring->rx_jumbo_max_pending; - ring->tx_max_pending = pnob->tx_q_len; - - /* Current hardware Settings */ - ring->rx_pending = atomic_read(&pnob->rx_q_posted); - ring->rx_mini_pending = ring->rx_mini_pending; - ring->rx_jumbo_pending = ring->rx_jumbo_pending; - ring->tx_pending = atomic_read(&pnob->tx_q_used); - -} - -static void -be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) -{ - struct be_net_object *pnob = netdev_priv(netdev); - bool rxfc, txfc; - int status; - - status = be_eth_get_flow_control(&pnob->fn_obj, &txfc, &rxfc); - if (status != BE_SUCCESS) { - dev_info(&netdev->dev, "Unable to get pause frame settings\n"); - /* return defaults */ - ecmd->rx_pause = 1; - ecmd->tx_pause = 0; - ecmd->autoneg = AUTONEG_ENABLE; - return; - } - - if (txfc == true) - ecmd->tx_pause = 1; - else - ecmd->tx_pause = 0; - - if (rxfc == true) - ecmd->rx_pause = 1; - else - ecmd->rx_pause = 0; - - ecmd->autoneg = AUTONEG_ENABLE; -} - -static int -be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) -{ - struct be_net_object *pnob = netdev_priv(netdev); - bool txfc, rxfc; - int status; - - if (ecmd->autoneg != AUTONEG_ENABLE) - return -EINVAL; - - if (ecmd->tx_pause) - txfc = true; - else - txfc = false; - - if (ecmd->rx_pause) - rxfc = true; - else - rxfc = false; - - status = be_eth_set_flow_control(&pnob->fn_obj, txfc, rxfc); - if (status != BE_SUCCESS) { - dev_info(&netdev->dev, "Unable to set pause frame settings\n"); - return -1; - } - return 0; -} - -struct ethtool_ops be_ethtool_ops = { - .get_settings = be_get_settings, - .get_drvinfo = be_get_drvinfo, - .get_link = ethtool_op_get_link, - .get_coalesce = be_get_coalesce, - .set_coalesce = be_set_coalesce, - .get_ringparam = be_get_ringparam, - .get_pauseparam = be_get_pauseparam, - .set_pauseparam = be_set_pauseparam, - .get_rx_csum = be_get_rx_csum, - .set_rx_csum = be_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, - .get_tso = ethtool_op_get_tso, - .set_tso = ethtool_op_set_tso, - .get_strings = be_get_strings, - .get_stats_count = be_get_stats_count, - .get_ethtool_stats = be_get_ethtool_stats, -}; diff --git a/drivers/staging/benet/be_init.c b/drivers/staging/benet/be_init.c deleted file mode 100644 index 12a026c3f9e1..000000000000 --- a/drivers/staging/benet/be_init.c +++ /dev/null @@ -1,1382 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#include <linux/etherdevice.h> -#include "benet.h" - -#define DRVR_VERSION "1.0.728" - -static const struct pci_device_id be_device_id_table[] = { - {PCI_DEVICE(0x19a2, 0x0201)}, - {0} -}; - -MODULE_DEVICE_TABLE(pci, be_device_id_table); - -MODULE_VERSION(DRVR_VERSION); - -#define DRV_DESCRIPTION "ServerEngines BladeEngine Network Driver Version " - -MODULE_DESCRIPTION(DRV_DESCRIPTION DRVR_VERSION); -MODULE_AUTHOR("ServerEngines"); -MODULE_LICENSE("GPL"); - -static unsigned int msix = 1; -module_param(msix, uint, S_IRUGO); -MODULE_PARM_DESC(msix, "Use MSI-x interrupts"); - -static unsigned int rxbuf_size = 2048; /* Default RX frag size */ -module_param(rxbuf_size, uint, S_IRUGO); -MODULE_PARM_DESC(rxbuf_size, "Size of buffers to hold Rx data"); - -const char be_drvr_ver[] = DRVR_VERSION; -char be_fw_ver[32]; /* F/W version filled in by be_probe */ -char be_driver_name[] = "benet"; - -/* - * Number of entries in each queue. - */ -#define EVENT_Q_LEN 1024 -#define ETH_TXQ_LEN 2048 -#define ETH_TXCQ_LEN 1024 -#define ETH_RXQ_LEN 1024 /* Does not support any other value */ -#define ETH_UC_RXCQ_LEN 1024 -#define ETH_BC_RXCQ_LEN 256 -#define MCC_Q_LEN 64 /* total size not to exceed 8 pages */ -#define MCC_CQ_LEN 256 - -/* Bit mask describing events of interest to be traced */ -unsigned int trace_level; - -static int -init_pci_be_function(struct be_adapter *adapter, struct pci_dev *pdev) -{ - u64 pa; - - /* CSR */ - pa = pci_resource_start(pdev, 2); - adapter->csr_va = ioremap_nocache(pa, pci_resource_len(pdev, 2)); - if (adapter->csr_va == NULL) - return -ENOMEM; - - /* Door Bell */ - pa = pci_resource_start(pdev, 4); - adapter->db_va = ioremap_nocache(pa, (128 * 1024)); - if (adapter->db_va == NULL) { - iounmap(adapter->csr_va); - return -ENOMEM; - } - - /* PCI */ - pa = pci_resource_start(pdev, 1); - adapter->pci_va = ioremap_nocache(pa, pci_resource_len(pdev, 1)); - if (adapter->pci_va == NULL) { - iounmap(adapter->csr_va); - iounmap(adapter->db_va); - return -ENOMEM; - } - return 0; -} - -/* - This function enables the interrupt corresponding to the Event - queue ID for the given NetObject -*/ -void be_enable_eq_intr(struct be_net_object *pnob) -{ - struct CQ_DB_AMAP cqdb; - cqdb.dw[0] = 0; - AMAP_SET_BITS_PTR(CQ_DB, event, &cqdb, 1); - AMAP_SET_BITS_PTR(CQ_DB, rearm, &cqdb, 1); - AMAP_SET_BITS_PTR(CQ_DB, num_popped, &cqdb, 0); - AMAP_SET_BITS_PTR(CQ_DB, qid, &cqdb, pnob->event_q_id); - PD_WRITE(&pnob->fn_obj, cq_db, cqdb.dw[0]); -} - -/* - This function disables the interrupt corresponding to the Event - queue ID for the given NetObject -*/ -void be_disable_eq_intr(struct be_net_object *pnob) -{ - struct CQ_DB_AMAP cqdb; - cqdb.dw[0] = 0; - AMAP_SET_BITS_PTR(CQ_DB, event, &cqdb, 1); - AMAP_SET_BITS_PTR(CQ_DB, rearm, &cqdb, 0); - AMAP_SET_BITS_PTR(CQ_DB, num_popped, &cqdb, 0); - AMAP_SET_BITS_PTR(CQ_DB, qid, &cqdb, pnob->event_q_id); - PD_WRITE(&pnob->fn_obj, cq_db, cqdb.dw[0]); -} - -/* - This function enables the interrupt from the network function - of the BladeEngine. Use the function be_disable_eq_intr() - to enable the interrupt from the event queue of only one specific - NetObject -*/ -void be_enable_intr(struct be_net_object *pnob) -{ - struct PCICFG_HOST_TIMER_INT_CTRL_CSR_AMAP ctrl; - u32 host_intr; - - ctrl.dw[0] = PCICFG1_READ(&pnob->fn_obj, host_timer_int_ctrl); - host_intr = AMAP_GET_BITS_PTR(PCICFG_HOST_TIMER_INT_CTRL_CSR, - hostintr, ctrl.dw); - if (!host_intr) { - AMAP_SET_BITS_PTR(PCICFG_HOST_TIMER_INT_CTRL_CSR, - hostintr, ctrl.dw, 1); - PCICFG1_WRITE(&pnob->fn_obj, host_timer_int_ctrl, - ctrl.dw[0]); - } -} - -/* - This function disables the interrupt from the network function of - the BladeEngine. Use the function be_disable_eq_intr() to - disable the interrupt from the event queue of only one specific NetObject -*/ -void be_disable_intr(struct be_net_object *pnob) -{ - - struct PCICFG_HOST_TIMER_INT_CTRL_CSR_AMAP ctrl; - u32 host_intr; - ctrl.dw[0] = PCICFG1_READ(&pnob->fn_obj, host_timer_int_ctrl); - host_intr = AMAP_GET_BITS_PTR(PCICFG_HOST_TIMER_INT_CTRL_CSR, - hostintr, ctrl.dw); - if (host_intr) { - AMAP_SET_BITS_PTR(PCICFG_HOST_TIMER_INT_CTRL_CSR, hostintr, - ctrl.dw, 0); - PCICFG1_WRITE(&pnob->fn_obj, host_timer_int_ctrl, - ctrl.dw[0]); - } -} - -static int be_enable_msix(struct be_adapter *adapter) -{ - int i, ret; - - if (!msix) - return -1; - - for (i = 0; i < BE_MAX_REQ_MSIX_VECTORS; i++) - adapter->msix_entries[i].entry = i; - - ret = pci_enable_msix(adapter->pdev, adapter->msix_entries, - BE_MAX_REQ_MSIX_VECTORS); - - if (ret == 0) - adapter->msix_enabled = 1; - return ret; -} - -static int be_register_isr(struct be_adapter *adapter, - struct be_net_object *pnob) -{ - struct net_device *netdev = pnob->netdev; - int intx = 0, r; - - netdev->irq = adapter->pdev->irq; - r = be_enable_msix(adapter); - - if (r == 0) { - r = request_irq(adapter->msix_entries[0].vector, - be_int, IRQF_SHARED, netdev->name, netdev); - if (r) { - printk(KERN_WARNING - "MSIX Request IRQ failed - Errno %d\n", r); - intx = 1; - pci_disable_msix(adapter->pdev); - adapter->msix_enabled = 0; - } - } else { - intx = 1; - } - - if (intx) { - r = request_irq(netdev->irq, be_int, IRQF_SHARED, - netdev->name, netdev); - if (r) { - printk(KERN_WARNING - "INTx Request IRQ failed - Errno %d\n", r); - return -1; - } - } - adapter->isr_registered = 1; - return 0; -} - -static void be_unregister_isr(struct be_adapter *adapter) -{ - struct net_device *netdev = adapter->netdevp; - if (adapter->isr_registered) { - if (adapter->msix_enabled) { - free_irq(adapter->msix_entries[0].vector, netdev); - pci_disable_msix(adapter->pdev); - adapter->msix_enabled = 0; - } else { - free_irq(netdev->irq, netdev); - } - adapter->isr_registered = 0; - } -} - -/* - This function processes the Flush Completions that are issued by the - ARM F/W, when a Recv Ring is destroyed. A flush completion is - identified when a Rx COmpl descriptor has the tcpcksum and udpcksum - set and the pktsize is 32. These completions are received on the - Rx Completion Queue. -*/ -static u32 be_process_rx_flush_cmpl(struct be_net_object *pnob) -{ - struct ETH_RX_COMPL_AMAP *rxcp; - unsigned int i = 0; - while ((rxcp = be_get_rx_cmpl(pnob)) != NULL) { - be_notify_cmpl(pnob, 1, pnob->rx_cq_id, 1); - i++; - } - return i; -} - -static void be_tx_q_clean(struct be_net_object *pnob) -{ - while (atomic_read(&pnob->tx_q_used)) - process_one_tx_compl(pnob, tx_compl_lastwrb_idx_get(pnob)); -} - -static void be_rx_q_clean(struct be_net_object *pnob) -{ - if (pnob->rx_ctxt) { - int i; - struct be_rx_page_info *rx_page_info; - for (i = 0; i < pnob->rx_q_len; i++) { - rx_page_info = &(pnob->rx_page_info[i]); - if (!pnob->rx_pg_shared || rx_page_info->page_offset) { - pci_unmap_page(pnob->adapter->pdev, - pci_unmap_addr(rx_page_info, bus), - pnob->rx_buf_size, - PCI_DMA_FROMDEVICE); - } - if (rx_page_info->page) - put_page(rx_page_info->page); - memset(rx_page_info, 0, sizeof(struct be_rx_page_info)); - } - pnob->rx_pg_info_hd = 0; - } -} - -static void be_destroy_netobj(struct be_net_object *pnob) -{ - int status; - - if (pnob->tx_q_created) { - status = be_eth_sq_destroy(&pnob->tx_q_obj); - pnob->tx_q_created = 0; - } - - if (pnob->rx_q_created) { - status = be_eth_rq_destroy(&pnob->rx_q_obj); - if (status != 0) { - status = be_eth_rq_destroy_options(&pnob->rx_q_obj, 0, - NULL, NULL); - BUG_ON(status); - } - pnob->rx_q_created = 0; - } - - be_process_rx_flush_cmpl(pnob); - - if (pnob->tx_cq_created) { - status = be_cq_destroy(&pnob->tx_cq_obj); - pnob->tx_cq_created = 0; - } - - if (pnob->rx_cq_created) { - status = be_cq_destroy(&pnob->rx_cq_obj); - pnob->rx_cq_created = 0; - } - - if (pnob->mcc_q_created) { - status = be_mcc_ring_destroy(&pnob->mcc_q_obj); - pnob->mcc_q_created = 0; - } - if (pnob->mcc_cq_created) { - status = be_cq_destroy(&pnob->mcc_cq_obj); - pnob->mcc_cq_created = 0; - } - - if (pnob->event_q_created) { - status = be_eq_destroy(&pnob->event_q_obj); - pnob->event_q_created = 0; - } - be_function_cleanup(&pnob->fn_obj); -} - -/* - * free all resources associated with a pnob - * Called at the time of module cleanup as well a any error during - * module init. Some resources may be partially allocated in a NetObj. - */ -static void netobject_cleanup(struct be_adapter *adapter, - struct be_net_object *pnob) -{ - struct net_device *netdev = adapter->netdevp; - - if (netif_running(netdev)) { - netif_stop_queue(netdev); - be_wait_nic_tx_cmplx_cmpl(pnob); - be_disable_eq_intr(pnob); - } - - be_unregister_isr(adapter); - - if (adapter->tasklet_started) { - tasklet_kill(&(adapter->sts_handler)); - adapter->tasklet_started = 0; - } - if (pnob->fn_obj_created) - be_disable_intr(pnob); - - if (adapter->dev_state != BE_DEV_STATE_NONE) - unregister_netdev(netdev); - - if (pnob->fn_obj_created) - be_destroy_netobj(pnob); - - adapter->net_obj = NULL; - adapter->netdevp = NULL; - - be_rx_q_clean(pnob); - if (pnob->rx_ctxt) { - kfree(pnob->rx_page_info); - kfree(pnob->rx_ctxt); - } - - be_tx_q_clean(pnob); - kfree(pnob->tx_ctxt); - - if (pnob->mcc_q) - pci_free_consistent(adapter->pdev, pnob->mcc_q_size, - pnob->mcc_q, pnob->mcc_q_bus); - - if (pnob->mcc_wrb_ctxt) - free_pages((unsigned long)pnob->mcc_wrb_ctxt, - get_order(pnob->mcc_wrb_ctxt_size)); - - if (pnob->mcc_cq) - pci_free_consistent(adapter->pdev, pnob->mcc_cq_size, - pnob->mcc_cq, pnob->mcc_cq_bus); - - if (pnob->event_q) - pci_free_consistent(adapter->pdev, pnob->event_q_size, - pnob->event_q, pnob->event_q_bus); - - if (pnob->tx_cq) - pci_free_consistent(adapter->pdev, pnob->tx_cq_size, - pnob->tx_cq, pnob->tx_cq_bus); - - if (pnob->tx_q) - pci_free_consistent(adapter->pdev, pnob->tx_q_size, - pnob->tx_q, pnob->tx_q_bus); - - if (pnob->rx_q) - pci_free_consistent(adapter->pdev, pnob->rx_q_size, - pnob->rx_q, pnob->rx_q_bus); - - if (pnob->rx_cq) - pci_free_consistent(adapter->pdev, pnob->rx_cq_size, - pnob->rx_cq, pnob->rx_cq_bus); - - - if (pnob->mb_ptr) - pci_free_consistent(adapter->pdev, pnob->mb_size, pnob->mb_ptr, - pnob->mb_bus); - - free_netdev(netdev); -} - - -static int be_nob_ring_alloc(struct be_adapter *adapter, - struct be_net_object *pnob) -{ - u32 size; - - /* Mail box rd; mailbox pointer needs to be 16 byte aligned */ - pnob->mb_size = sizeof(struct MCC_MAILBOX_AMAP) + 16; - pnob->mb_ptr = pci_alloc_consistent(adapter->pdev, pnob->mb_size, - &pnob->mb_bus); - if (!pnob->mb_bus) - return -1; - memset(pnob->mb_ptr, 0, pnob->mb_size); - pnob->mb_rd.va = PTR_ALIGN(pnob->mb_ptr, 16); - pnob->mb_rd.pa = PTR_ALIGN(pnob->mb_bus, 16); - pnob->mb_rd.length = sizeof(struct MCC_MAILBOX_AMAP); - /* - * Event queue - */ - pnob->event_q_len = EVENT_Q_LEN; - pnob->event_q_size = pnob->event_q_len * sizeof(struct EQ_ENTRY_AMAP); - pnob->event_q = pci_alloc_consistent(adapter->pdev, pnob->event_q_size, - &pnob->event_q_bus); - if (!pnob->event_q_bus) - return -1; - memset(pnob->event_q, 0, pnob->event_q_size); - /* - * Eth TX queue - */ - pnob->tx_q_len = ETH_TXQ_LEN; - pnob->tx_q_port = 0; - pnob->tx_q_size = pnob->tx_q_len * sizeof(struct ETH_WRB_AMAP); - pnob->tx_q = pci_alloc_consistent(adapter->pdev, pnob->tx_q_size, - &pnob->tx_q_bus); - if (!pnob->tx_q_bus) - return -1; - memset(pnob->tx_q, 0, pnob->tx_q_size); - /* - * Eth TX Compl queue - */ - pnob->txcq_len = ETH_TXCQ_LEN; - pnob->tx_cq_size = pnob->txcq_len * sizeof(struct ETH_TX_COMPL_AMAP); - pnob->tx_cq = pci_alloc_consistent(adapter->pdev, pnob->tx_cq_size, - &pnob->tx_cq_bus); - if (!pnob->tx_cq_bus) - return -1; - memset(pnob->tx_cq, 0, pnob->tx_cq_size); - /* - * Eth RX queue - */ - pnob->rx_q_len = ETH_RXQ_LEN; - pnob->rx_q_size = pnob->rx_q_len * sizeof(struct ETH_RX_D_AMAP); - pnob->rx_q = pci_alloc_consistent(adapter->pdev, pnob->rx_q_size, - &pnob->rx_q_bus); - if (!pnob->rx_q_bus) - return -1; - memset(pnob->rx_q, 0, pnob->rx_q_size); - /* - * Eth Unicast RX Compl queue - */ - pnob->rx_cq_len = ETH_UC_RXCQ_LEN; - pnob->rx_cq_size = pnob->rx_cq_len * - sizeof(struct ETH_RX_COMPL_AMAP); - pnob->rx_cq = pci_alloc_consistent(adapter->pdev, pnob->rx_cq_size, - &pnob->rx_cq_bus); - if (!pnob->rx_cq_bus) - return -1; - memset(pnob->rx_cq, 0, pnob->rx_cq_size); - - /* TX resources */ - size = pnob->tx_q_len * sizeof(void **); - pnob->tx_ctxt = kzalloc(size, GFP_KERNEL); - if (pnob->tx_ctxt == NULL) - return -1; - - /* RX resources */ - size = pnob->rx_q_len * sizeof(void *); - pnob->rx_ctxt = kzalloc(size, GFP_KERNEL); - if (pnob->rx_ctxt == NULL) - return -1; - - size = (pnob->rx_q_len * sizeof(struct be_rx_page_info)); - pnob->rx_page_info = kzalloc(size, GFP_KERNEL); - if (pnob->rx_page_info == NULL) - return -1; - - adapter->eth_statsp = kzalloc(sizeof(struct FWCMD_ETH_GET_STATISTICS), - GFP_KERNEL); - if (adapter->eth_statsp == NULL) - return -1; - pnob->rx_buf_size = rxbuf_size; - return 0; -} - -/* - This function initializes the be_net_object for subsequent - network operations. - - Before calling this function, the driver must have allocated - space for the NetObject structure, initialized the structure, - allocated DMAable memory for all the network queues that form - part of the NetObject and populated the start address (virtual) - and number of entries allocated for each queue in the NetObject structure. - - The driver must also have allocated memory to hold the - mailbox structure (MCC_MAILBOX) and post the physical address, - virtual addresses and the size of the mailbox memory in the - NetObj.mb_rd. This structure is used by BECLIB for - initial communication with the embedded MCC processor. BECLIB - uses the mailbox until MCC rings are created for more efficient - communication with the MCC processor. - - If the driver wants to create multiple network interface for more - than one protection domain, it can call be_create_netobj() - multiple times once for each protection domain. A Maximum of - 32 protection domains are supported. - -*/ -static int -be_create_netobj(struct be_net_object *pnob, u8 __iomem *csr_va, - u8 __iomem *db_va, u8 __iomem *pci_va) -{ - int status = 0; - bool eventable = false, tx_no_delay = false, rx_no_delay = false; - struct be_eq_object *eq_objectp = NULL; - struct be_function_object *pfob = &pnob->fn_obj; - struct ring_desc rd; - u32 set_rxbuf_size; - u32 tx_cmpl_wm = CEV_WMARK_96; /* 0xffffffff to disable */ - u32 rx_cmpl_wm = CEV_WMARK_160; /* 0xffffffff to disable */ - u32 eq_delay = 0; /* delay in 8usec units. 0xffffffff to disable */ - - memset(&rd, 0, sizeof(struct ring_desc)); - - status = be_function_object_create(csr_va, db_va, pci_va, - BE_FUNCTION_TYPE_NETWORK, &pnob->mb_rd, pfob); - if (status != BE_SUCCESS) - return status; - pnob->fn_obj_created = true; - - if (tx_cmpl_wm == 0xffffffff) - tx_no_delay = true; - if (rx_cmpl_wm == 0xffffffff) - rx_no_delay = true; - /* - * now create the necessary rings - * Event Queue first. - */ - if (pnob->event_q_len) { - rd.va = pnob->event_q; - rd.pa = pnob->event_q_bus; - rd.length = pnob->event_q_size; - - status = be_eq_create(pfob, &rd, 4, pnob->event_q_len, - (u32) -1, /* CEV_WMARK_* or -1 */ - eq_delay, /* in 8us units, or -1 */ - &pnob->event_q_obj); - if (status != BE_SUCCESS) - goto error_ret; - pnob->event_q_id = pnob->event_q_obj.eq_id; - pnob->event_q_created = 1; - eventable = true; - eq_objectp = &pnob->event_q_obj; - } - /* - * Now Eth Tx Compl. queue. - */ - if (pnob->txcq_len) { - rd.va = pnob->tx_cq; - rd.pa = pnob->tx_cq_bus; - rd.length = pnob->tx_cq_size; - - status = be_cq_create(pfob, &rd, - pnob->txcq_len * sizeof(struct ETH_TX_COMPL_AMAP), - false, /* solicted events, */ - tx_no_delay, /* nodelay */ - tx_cmpl_wm, /* Watermark encodings */ - eq_objectp, &pnob->tx_cq_obj); - if (status != BE_SUCCESS) - goto error_ret; - - pnob->tx_cq_id = pnob->tx_cq_obj.cq_id; - pnob->tx_cq_created = 1; - } - /* - * Eth Tx queue - */ - if (pnob->tx_q_len) { - struct be_eth_sq_parameters ex_params = { 0 }; - u32 type; - - if (pnob->tx_q_port) { - /* TXQ to be bound to a specific port */ - type = BE_ETH_TX_RING_TYPE_BOUND; - ex_params.port = pnob->tx_q_port - 1; - } else - type = BE_ETH_TX_RING_TYPE_STANDARD; - - rd.va = pnob->tx_q; - rd.pa = pnob->tx_q_bus; - rd.length = pnob->tx_q_size; - - status = be_eth_sq_create_ex(pfob, &rd, - pnob->tx_q_len * sizeof(struct ETH_WRB_AMAP), - type, 2, &pnob->tx_cq_obj, - &ex_params, &pnob->tx_q_obj); - - if (status != BE_SUCCESS) - goto error_ret; - - pnob->tx_q_id = pnob->tx_q_obj.bid; - pnob->tx_q_created = 1; - } - /* - * Now Eth Rx compl. queue. Always needed. - */ - rd.va = pnob->rx_cq; - rd.pa = pnob->rx_cq_bus; - rd.length = pnob->rx_cq_size; - - status = be_cq_create(pfob, &rd, - pnob->rx_cq_len * sizeof(struct ETH_RX_COMPL_AMAP), - false, /* solicted events, */ - rx_no_delay, /* nodelay */ - rx_cmpl_wm, /* Watermark encodings */ - eq_objectp, &pnob->rx_cq_obj); - if (status != BE_SUCCESS) - goto error_ret; - - pnob->rx_cq_id = pnob->rx_cq_obj.cq_id; - pnob->rx_cq_created = 1; - - status = be_eth_rq_set_frag_size(pfob, pnob->rx_buf_size, - (u32 *) &set_rxbuf_size); - if (status != BE_SUCCESS) { - be_eth_rq_get_frag_size(pfob, (u32 *) &pnob->rx_buf_size); - if ((pnob->rx_buf_size != 2048) && (pnob->rx_buf_size != 4096) - && (pnob->rx_buf_size != 8192)) - goto error_ret; - } else { - if (pnob->rx_buf_size != set_rxbuf_size) - pnob->rx_buf_size = set_rxbuf_size; - } - /* - * Eth RX queue. be_eth_rq_create() always assumes 2 pages size - */ - rd.va = pnob->rx_q; - rd.pa = pnob->rx_q_bus; - rd.length = pnob->rx_q_size; - - status = be_eth_rq_create(pfob, &rd, &pnob->rx_cq_obj, - &pnob->rx_cq_obj, &pnob->rx_q_obj); - - if (status != BE_SUCCESS) - goto error_ret; - - pnob->rx_q_id = pnob->rx_q_obj.rid; - pnob->rx_q_created = 1; - - return BE_SUCCESS; /* All required queues created. */ - -error_ret: - be_destroy_netobj(pnob); - return status; -} - -static int be_nob_ring_init(struct be_adapter *adapter, - struct be_net_object *pnob) -{ - int status; - - pnob->event_q_tl = 0; - - pnob->tx_q_hd = 0; - pnob->tx_q_tl = 0; - - pnob->tx_cq_tl = 0; - - pnob->rx_cq_tl = 0; - - memset(pnob->event_q, 0, pnob->event_q_size); - memset(pnob->tx_cq, 0, pnob->tx_cq_size); - memset(pnob->tx_ctxt, 0, pnob->tx_q_len * sizeof(void **)); - memset(pnob->rx_ctxt, 0, pnob->rx_q_len * sizeof(void *)); - pnob->rx_pg_info_hd = 0; - pnob->rx_q_hd = 0; - atomic_set(&pnob->rx_q_posted, 0); - - status = be_create_netobj(pnob, adapter->csr_va, adapter->db_va, - adapter->pci_va); - if (status != BE_SUCCESS) - return -1; - - be_post_eth_rx_buffs(pnob); - return 0; -} - -/* This function handles async callback for link status */ -static void -be_link_status_async_callback(void *context, u32 event_code, void *event) -{ - struct ASYNC_EVENT_LINK_STATE_AMAP *link_status = event; - struct be_adapter *adapter = context; - bool link_enable = false; - struct be_net_object *pnob; - struct ASYNC_EVENT_TRAILER_AMAP *async_trailer; - struct net_device *netdev; - u32 async_event_code, async_event_type, active_port; - u32 port0_link_status, port1_link_status, port0_duplex, port1_duplex; - u32 port0_speed, port1_speed; - - if (event_code != ASYNC_EVENT_CODE_LINK_STATE) { - /* Not our event to handle */ - return; - } - async_trailer = (struct ASYNC_EVENT_TRAILER_AMAP *) - ((u8 *) event + sizeof(struct MCC_CQ_ENTRY_AMAP) - - sizeof(struct ASYNC_EVENT_TRAILER_AMAP)); - - async_event_code = AMAP_GET_BITS_PTR(ASYNC_EVENT_TRAILER, event_code, - async_trailer); - BUG_ON(async_event_code != ASYNC_EVENT_CODE_LINK_STATE); - - pnob = adapter->net_obj; - netdev = pnob->netdev; - - /* Determine if this event is a switch VLD or a physical link event */ - async_event_type = AMAP_GET_BITS_PTR(ASYNC_EVENT_TRAILER, event_type, - async_trailer); - active_port = AMAP_GET_BITS_PTR(ASYNC_EVENT_LINK_STATE, - active_port, link_status); - port0_link_status = AMAP_GET_BITS_PTR(ASYNC_EVENT_LINK_STATE, - port0_link_status, link_status); - port1_link_status = AMAP_GET_BITS_PTR(ASYNC_EVENT_LINK_STATE, - port1_link_status, link_status); - port0_duplex = AMAP_GET_BITS_PTR(ASYNC_EVENT_LINK_STATE, - port0_duplex, link_status); - port1_duplex = AMAP_GET_BITS_PTR(ASYNC_EVENT_LINK_STATE, - port1_duplex, link_status); - port0_speed = AMAP_GET_BITS_PTR(ASYNC_EVENT_LINK_STATE, - port0_speed, link_status); - port1_speed = AMAP_GET_BITS_PTR(ASYNC_EVENT_LINK_STATE, - port1_speed, link_status); - if (async_event_type == NTWK_LINK_TYPE_VIRTUAL) { - adapter->be_stat.bes_link_change_virtual++; - if (adapter->be_link_sts->active_port != active_port) { - dev_notice(&netdev->dev, - "Active port changed due to VLD on switch\n"); - } else { - dev_notice(&netdev->dev, "Link status update\n"); - } - - } else { - adapter->be_stat.bes_link_change_physical++; - if (adapter->be_link_sts->active_port != active_port) { - dev_notice(&netdev->dev, - "Active port changed due to port link" - " status change\n"); - } else { - dev_notice(&netdev->dev, "Link status update\n"); - } - } - - memset(adapter->be_link_sts, 0, sizeof(adapter->be_link_sts)); - - if ((port0_link_status == ASYNC_EVENT_LINK_UP) || - (port1_link_status == ASYNC_EVENT_LINK_UP)) { - if ((adapter->port0_link_sts == BE_PORT_LINK_DOWN) && - (adapter->port1_link_sts == BE_PORT_LINK_DOWN)) { - /* Earlier both the ports are down So link is up */ - link_enable = true; - } - - if (port0_link_status == ASYNC_EVENT_LINK_UP) { - adapter->port0_link_sts = BE_PORT_LINK_UP; - adapter->be_link_sts->mac0_duplex = port0_duplex; - adapter->be_link_sts->mac0_speed = port0_speed; - if (active_port == NTWK_PORT_A) - adapter->be_link_sts->active_port = 0; - } else - adapter->port0_link_sts = BE_PORT_LINK_DOWN; - - if (port1_link_status == ASYNC_EVENT_LINK_UP) { - adapter->port1_link_sts = BE_PORT_LINK_UP; - adapter->be_link_sts->mac1_duplex = port1_duplex; - adapter->be_link_sts->mac1_speed = port1_speed; - if (active_port == NTWK_PORT_B) - adapter->be_link_sts->active_port = 1; - } else - adapter->port1_link_sts = BE_PORT_LINK_DOWN; - - printk(KERN_INFO "Link Properties for %s:\n", netdev->name); - dev_info(&netdev->dev, "Link Properties:\n"); - be_print_link_info(adapter->be_link_sts); - - if (!link_enable) - return; - /* - * Both ports were down previously, but atleast one of - * them has come up if this netdevice's carrier is not up, - * then indicate to stack - */ - if (!netif_carrier_ok(netdev)) { - netif_start_queue(netdev); - netif_carrier_on(netdev); - } - return; - } - - /* Now both the ports are down. Tell the stack about it */ - dev_info(&netdev->dev, "Both ports are down\n"); - adapter->port0_link_sts = BE_PORT_LINK_DOWN; - adapter->port1_link_sts = BE_PORT_LINK_DOWN; - if (netif_carrier_ok(netdev)) { - netif_carrier_off(netdev); - netif_stop_queue(netdev); - } - return; -} - -static int be_mcc_create(struct be_adapter *adapter) -{ - struct be_net_object *pnob; - - pnob = adapter->net_obj; - /* - * Create the MCC ring so that all further communication with - * MCC can go thru the ring. we do this at the end since - * we do not want to be dealing with interrupts until the - * initialization is complete. - */ - pnob->mcc_q_len = MCC_Q_LEN; - pnob->mcc_q_size = pnob->mcc_q_len * sizeof(struct MCC_WRB_AMAP); - pnob->mcc_q = pci_alloc_consistent(adapter->pdev, pnob->mcc_q_size, - &pnob->mcc_q_bus); - if (!pnob->mcc_q_bus) - return -1; - /* - * space for MCC WRB context - */ - pnob->mcc_wrb_ctxtLen = MCC_Q_LEN; - pnob->mcc_wrb_ctxt_size = pnob->mcc_wrb_ctxtLen * - sizeof(struct be_mcc_wrb_context); - pnob->mcc_wrb_ctxt = (void *)__get_free_pages(GFP_KERNEL, - get_order(pnob->mcc_wrb_ctxt_size)); - if (pnob->mcc_wrb_ctxt == NULL) - return -1; - /* - * Space for MCC compl. ring - */ - pnob->mcc_cq_len = MCC_CQ_LEN; - pnob->mcc_cq_size = pnob->mcc_cq_len * sizeof(struct MCC_CQ_ENTRY_AMAP); - pnob->mcc_cq = pci_alloc_consistent(adapter->pdev, pnob->mcc_cq_size, - &pnob->mcc_cq_bus); - if (!pnob->mcc_cq_bus) - return -1; - return 0; -} - -/* - This function creates the MCC request and completion ring required - for communicating with the ARM processor. The caller must have - allocated required amount of memory for the MCC ring and MCC - completion ring and posted the virtual address and number of - entries in the corresponding members (mcc_q and mcc_cq) in the - NetObject struture. - - When this call is completed, all further communication with - ARM will switch from mailbox to this ring. - - pnob - Pointer to the NetObject structure. This NetObject should - have been created using a previous call to be_create_netobj() -*/ -int be_create_mcc_rings(struct be_net_object *pnob) -{ - int status = 0; - struct ring_desc rd; - struct be_function_object *pfob = &pnob->fn_obj; - - memset(&rd, 0, sizeof(struct ring_desc)); - if (pnob->mcc_cq_len) { - rd.va = pnob->mcc_cq; - rd.pa = pnob->mcc_cq_bus; - rd.length = pnob->mcc_cq_size; - - status = be_cq_create(pfob, &rd, - pnob->mcc_cq_len * sizeof(struct MCC_CQ_ENTRY_AMAP), - false, /* solicted events, */ - true, /* nodelay */ - 0, /* 0 Watermark since Nodelay is true */ - &pnob->event_q_obj, - &pnob->mcc_cq_obj); - - if (status != BE_SUCCESS) - return status; - - pnob->mcc_cq_id = pnob->mcc_cq_obj.cq_id; - pnob->mcc_cq_created = 1; - } - if (pnob->mcc_q_len) { - rd.va = pnob->mcc_q; - rd.pa = pnob->mcc_q_bus; - rd.length = pnob->mcc_q_size; - - status = be_mcc_ring_create(pfob, &rd, - pnob->mcc_q_len * sizeof(struct MCC_WRB_AMAP), - pnob->mcc_wrb_ctxt, pnob->mcc_wrb_ctxtLen, - &pnob->mcc_cq_obj, &pnob->mcc_q_obj); - - if (status != BE_SUCCESS) - return status; - - pnob->mcc_q_created = 1; - } - return BE_SUCCESS; -} - -static int be_mcc_init(struct be_adapter *adapter) -{ - u32 r; - struct be_net_object *pnob; - - pnob = adapter->net_obj; - memset(pnob->mcc_q, 0, pnob->mcc_q_size); - pnob->mcc_q_hd = 0; - - memset(pnob->mcc_wrb_ctxt, 0, pnob->mcc_wrb_ctxt_size); - - memset(pnob->mcc_cq, 0, pnob->mcc_cq_size); - pnob->mcc_cq_tl = 0; - - r = be_create_mcc_rings(adapter->net_obj); - if (r != BE_SUCCESS) - return -1; - - return 0; -} - -static void be_remove(struct pci_dev *pdev) -{ - struct be_net_object *pnob; - struct be_adapter *adapter; - - adapter = pci_get_drvdata(pdev); - if (!adapter) - return; - - pci_set_drvdata(pdev, NULL); - pnob = (struct be_net_object *)adapter->net_obj; - - flush_scheduled_work(); - - if (pnob) { - /* Unregister async callback function for link status updates */ - if (pnob->mcc_q_created) - be_mcc_add_async_event_callback(&pnob->mcc_q_obj, - NULL, NULL); - netobject_cleanup(adapter, pnob); - } - - if (adapter->csr_va) - iounmap(adapter->csr_va); - if (adapter->db_va) - iounmap(adapter->db_va); - if (adapter->pci_va) - iounmap(adapter->pci_va); - - pci_release_regions(adapter->pdev); - pci_disable_device(adapter->pdev); - - kfree(adapter->be_link_sts); - kfree(adapter->eth_statsp); - - if (adapter->timer_ctxt.get_stats_timer.function) - del_timer_sync(&adapter->timer_ctxt.get_stats_timer); - kfree(adapter); -} - -/* - * This function is called by the PCI sub-system when it finds a PCI - * device with dev/vendor IDs that match with one of our devices. - * All of the driver initialization is done in this function. - */ -static int be_probe(struct pci_dev *pdev, const struct pci_device_id *pdev_id) -{ - int status = 0; - struct be_adapter *adapter; - struct FWCMD_COMMON_GET_FW_VERSION_RESPONSE_PAYLOAD get_fwv; - struct be_net_object *pnob; - struct net_device *netdev; - - status = pci_enable_device(pdev); - if (status) - goto error; - - status = pci_request_regions(pdev, be_driver_name); - if (status) - goto error_pci_req; - - pci_set_master(pdev); - adapter = kzalloc(sizeof(struct be_adapter), GFP_KERNEL); - if (adapter == NULL) { - status = -ENOMEM; - goto error_adapter; - } - adapter->dev_state = BE_DEV_STATE_NONE; - adapter->pdev = pdev; - pci_set_drvdata(pdev, adapter); - - adapter->enable_aic = 1; - adapter->max_eqd = MAX_EQD; - adapter->min_eqd = 0; - adapter->cur_eqd = 0; - - status = pci_set_dma_mask(pdev, DMA_64BIT_MASK); - if (!status) { - adapter->dma_64bit_cap = true; - } else { - adapter->dma_64bit_cap = false; - status = pci_set_dma_mask(pdev, DMA_32BIT_MASK); - if (status != 0) { - printk(KERN_ERR "Could not set PCI DMA Mask\n"); - goto cleanup; - } - } - - status = init_pci_be_function(adapter, pdev); - if (status != 0) { - printk(KERN_ERR "Failed to map PCI BARS\n"); - status = -ENOMEM; - goto cleanup; - } - - be_trace_set_level(DL_ALWAYS | DL_ERR); - - adapter->be_link_sts = kmalloc(sizeof(struct BE_LINK_STATUS), - GFP_KERNEL); - if (adapter->be_link_sts == NULL) { - printk(KERN_ERR "Memory allocation for link status " - "buffer failed\n"); - goto cleanup; - } - spin_lock_init(&adapter->txq_lock); - - netdev = alloc_etherdev(sizeof(struct be_net_object)); - if (netdev == NULL) { - status = -ENOMEM; - goto cleanup; - } - pnob = netdev_priv(netdev); - adapter->net_obj = pnob; - adapter->netdevp = netdev; - pnob->adapter = adapter; - pnob->netdev = netdev; - - status = be_nob_ring_alloc(adapter, pnob); - if (status != 0) - goto cleanup; - - status = be_nob_ring_init(adapter, pnob); - if (status != 0) - goto cleanup; - - be_rxf_mac_address_read_write(&pnob->fn_obj, false, false, false, - false, false, netdev->dev_addr, NULL, NULL); - - netdev->init = &benet_init; - netif_carrier_off(netdev); - netif_stop_queue(netdev); - - SET_NETDEV_DEV(netdev, &(adapter->pdev->dev)); - - netif_napi_add(netdev, &pnob->napi, be_poll, 64); - - /* if the rx_frag size if 2K, one page is shared as two RX frags */ - pnob->rx_pg_shared = - (pnob->rx_buf_size <= PAGE_SIZE / 2) ? true : false; - if (pnob->rx_buf_size != rxbuf_size) { - printk(KERN_WARNING - "Could not set Rx buffer size to %d. Using %d\n", - rxbuf_size, pnob->rx_buf_size); - rxbuf_size = pnob->rx_buf_size; - } - - tasklet_init(&(adapter->sts_handler), be_process_intr, - (unsigned long)adapter); - adapter->tasklet_started = 1; - spin_lock_init(&(adapter->int_lock)); - - status = be_register_isr(adapter, pnob); - if (status != 0) - goto cleanup; - - adapter->rx_csum = 1; - adapter->max_rx_coal = BE_LRO_MAX_PKTS; - - memset(&get_fwv, 0, - sizeof(struct FWCMD_COMMON_GET_FW_VERSION_RESPONSE_PAYLOAD)); - printk(KERN_INFO "BladeEngine Driver version:%s. " - "Copyright ServerEngines, Corporation 2005 - 2008\n", - be_drvr_ver); - status = be_function_get_fw_version(&pnob->fn_obj, &get_fwv, NULL, - NULL); - if (status == BE_SUCCESS) { - strncpy(be_fw_ver, get_fwv.firmware_version_string, 32); - printk(KERN_INFO "BladeEngine Firmware Version:%s\n", - get_fwv.firmware_version_string); - } else { - printk(KERN_WARNING "Unable to get BE Firmware Version\n"); - } - - sema_init(&adapter->get_eth_stat_sem, 0); - init_timer(&adapter->timer_ctxt.get_stats_timer); - atomic_set(&adapter->timer_ctxt.get_stat_flag, 0); - adapter->timer_ctxt.get_stats_timer.function = - &be_get_stats_timer_handler; - - status = be_mcc_create(adapter); - if (status < 0) - goto cleanup; - status = be_mcc_init(adapter); - if (status < 0) - goto cleanup; - - - status = be_mcc_add_async_event_callback(&adapter->net_obj->mcc_q_obj, - be_link_status_async_callback, (void *)adapter); - if (status != BE_SUCCESS) { - printk(KERN_WARNING "add_async_event_callback failed"); - printk(KERN_WARNING - "Link status changes may not be reflected\n"); - } - - status = register_netdev(netdev); - if (status != 0) - goto cleanup; - be_update_link_status(adapter); - adapter->dev_state = BE_DEV_STATE_INIT; - return 0; - -cleanup: - be_remove(pdev); - return status; -error_adapter: - pci_release_regions(pdev); -error_pci_req: - pci_disable_device(pdev); -error: - printk(KERN_ERR "BladeEngine initalization failed\n"); - return status; -} - -/* - * Get the current link status and print the status on console - */ -void be_update_link_status(struct be_adapter *adapter) -{ - int status; - struct be_net_object *pnob = adapter->net_obj; - - status = be_rxf_link_status(&pnob->fn_obj, adapter->be_link_sts, NULL, - NULL, NULL); - if (status == BE_SUCCESS) { - if (adapter->be_link_sts->mac0_speed && - adapter->be_link_sts->mac0_duplex) - adapter->port0_link_sts = BE_PORT_LINK_UP; - else - adapter->port0_link_sts = BE_PORT_LINK_DOWN; - - if (adapter->be_link_sts->mac1_speed && - adapter->be_link_sts->mac1_duplex) - adapter->port1_link_sts = BE_PORT_LINK_UP; - else - adapter->port1_link_sts = BE_PORT_LINK_DOWN; - - dev_info(&pnob->netdev->dev, "Link Properties:\n"); - be_print_link_info(adapter->be_link_sts); - return; - } - dev_info(&pnob->netdev->dev, "Could not get link status\n"); - return; -} - - -#ifdef CONFIG_PM -static void -be_pm_cleanup(struct be_adapter *adapter, - struct be_net_object *pnob, struct net_device *netdev) -{ - netif_carrier_off(netdev); - netif_stop_queue(netdev); - - be_wait_nic_tx_cmplx_cmpl(pnob); - be_disable_eq_intr(pnob); - - if (adapter->tasklet_started) { - tasklet_kill(&adapter->sts_handler); - adapter->tasklet_started = 0; - } - - be_unregister_isr(adapter); - be_disable_intr(pnob); - - be_tx_q_clean(pnob); - be_rx_q_clean(pnob); - - be_destroy_netobj(pnob); -} - -static int be_suspend(struct pci_dev *pdev, pm_message_t state) -{ - struct be_adapter *adapter = pci_get_drvdata(pdev); - struct net_device *netdev = adapter->netdevp; - struct be_net_object *pnob = netdev_priv(netdev); - - adapter->dev_pm_state = adapter->dev_state; - adapter->dev_state = BE_DEV_STATE_SUSPEND; - - netif_device_detach(netdev); - if (netif_running(netdev)) - be_pm_cleanup(adapter, pnob, netdev); - - pci_enable_wake(pdev, 3, 1); - pci_enable_wake(pdev, 4, 1); /* D3 Cold = 4 */ - pci_save_state(pdev); - pci_disable_device(pdev); - pci_set_power_state(pdev, pci_choose_state(pdev, state)); - return 0; -} - -static void be_up(struct be_adapter *adapter) -{ - struct be_net_object *pnob = adapter->net_obj; - - if (pnob->num_vlans != 0) - be_rxf_vlan_config(&pnob->fn_obj, false, pnob->num_vlans, - pnob->vlan_tag, NULL, NULL, NULL); - -} - -static int be_resume(struct pci_dev *pdev) -{ - int status = 0; - struct be_adapter *adapter = pci_get_drvdata(pdev); - struct net_device *netdev = adapter->netdevp; - struct be_net_object *pnob = netdev_priv(netdev); - - netif_device_detach(netdev); - - status = pci_enable_device(pdev); - if (status) - return status; - - pci_set_power_state(pdev, 0); - pci_restore_state(pdev); - pci_enable_wake(pdev, 3, 0); - pci_enable_wake(pdev, 4, 0); /* 4 is D3 cold */ - - netif_carrier_on(netdev); - netif_start_queue(netdev); - - if (netif_running(netdev)) { - be_rxf_mac_address_read_write(&pnob->fn_obj, false, false, - false, true, false, netdev->dev_addr, NULL, NULL); - - status = be_nob_ring_init(adapter, pnob); - if (status < 0) - return status; - - tasklet_init(&(adapter->sts_handler), be_process_intr, - (unsigned long)adapter); - adapter->tasklet_started = 1; - - if (be_register_isr(adapter, pnob) != 0) { - printk(KERN_ERR "be_register_isr failed\n"); - return status; - } - - - status = be_mcc_init(adapter); - if (status < 0) { - printk(KERN_ERR "be_mcc_init failed\n"); - return status; - } - be_update_link_status(adapter); - /* - * Register async call back function to handle link - * status updates - */ - status = be_mcc_add_async_event_callback( - &adapter->net_obj->mcc_q_obj, - be_link_status_async_callback, (void *)adapter); - if (status != BE_SUCCESS) { - printk(KERN_WARNING "add_async_event_callback failed"); - printk(KERN_WARNING - "Link status changes may not be reflected\n"); - } - be_enable_intr(pnob); - be_enable_eq_intr(pnob); - be_up(adapter); - } - netif_device_attach(netdev); - adapter->dev_state = adapter->dev_pm_state; - return 0; - -} - -#endif - -/* Wait until no more pending transmits */ -void be_wait_nic_tx_cmplx_cmpl(struct be_net_object *pnob) -{ - int i; - - /* Wait for 20us * 50000 (= 1s) and no more */ - i = 0; - while ((pnob->tx_q_tl != pnob->tx_q_hd) && (i < 50000)) { - ++i; - udelay(20); - } - - /* Check for no more pending transmits */ - if (i >= 50000) { - printk(KERN_WARNING - "Did not receive completions for all TX requests\n"); - } -} - -static struct pci_driver be_driver = { - .name = be_driver_name, - .id_table = be_device_id_table, - .probe = be_probe, -#ifdef CONFIG_PM - .suspend = be_suspend, - .resume = be_resume, -#endif - .remove = be_remove -}; - -/* - * Module init entry point. Registers our our device and return. - * Our probe will be called if the device is found. - */ -static int __init be_init_module(void) -{ - int ret; - - if (rxbuf_size != 8192 && rxbuf_size != 4096 && rxbuf_size != 2048) { - printk(KERN_WARNING - "Unsupported receive buffer size (%d) requested\n", - rxbuf_size); - printk(KERN_WARNING - "Must be 2048, 4096 or 8192. Defaulting to 2048\n"); - rxbuf_size = 2048; - } - - ret = pci_register_driver(&be_driver); - - return ret; -} - -module_init(be_init_module); - -/* - * be_exit_module - Driver Exit Cleanup Routine - */ -static void __exit be_exit_module(void) -{ - pci_unregister_driver(&be_driver); -} - -module_exit(be_exit_module); diff --git a/drivers/staging/benet/be_int.c b/drivers/staging/benet/be_int.c deleted file mode 100644 index cba95d09a8b6..000000000000 --- a/drivers/staging/benet/be_int.c +++ /dev/null @@ -1,863 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#include <linux/if_vlan.h> -#include <linux/inet_lro.h> - -#include "benet.h" - -/* number of bytes of RX frame that are copied to skb->data */ -#define BE_HDR_LEN 64 - -#define NETIF_RX(skb) netif_receive_skb(skb) -#define VLAN_ACCEL_RX(skb, pnob, vt) \ - vlan_hwaccel_rx(skb, pnob->vlan_grp, vt) - -/* - This function notifies BladeEngine of the number of completion - entries processed from the specified completion queue by writing - the number of popped entries to the door bell. - - pnob - Pointer to the NetObject structure - n - Number of completion entries processed - cq_id - Queue ID of the completion queue for which notification - is being done. - re_arm - 1 - rearm the completion ring to generate an event. - - 0 - dont rearm the completion ring to generate an event -*/ -void be_notify_cmpl(struct be_net_object *pnob, int n, int cq_id, int re_arm) -{ - struct CQ_DB_AMAP cqdb; - - cqdb.dw[0] = 0; - AMAP_SET_BITS_PTR(CQ_DB, qid, &cqdb, cq_id); - AMAP_SET_BITS_PTR(CQ_DB, rearm, &cqdb, re_arm); - AMAP_SET_BITS_PTR(CQ_DB, num_popped, &cqdb, n); - PD_WRITE(&pnob->fn_obj, cq_db, cqdb.dw[0]); -} - -/* - * adds additional receive frags indicated by BE starting from given - * frag index (fi) to specified skb's frag list - */ -static void -add_skb_frags(struct be_net_object *pnob, struct sk_buff *skb, - u32 nresid, u32 fi) -{ - struct be_adapter *adapter = pnob->adapter; - u32 sk_frag_idx, n; - struct be_rx_page_info *rx_page_info; - u32 frag_sz = pnob->rx_buf_size; - - sk_frag_idx = skb_shinfo(skb)->nr_frags; - while (nresid) { - index_inc(&fi, pnob->rx_q_len); - - rx_page_info = (struct be_rx_page_info *)pnob->rx_ctxt[fi]; - pnob->rx_ctxt[fi] = NULL; - if ((rx_page_info->page_offset) || - (pnob->rx_pg_shared == false)) { - pci_unmap_page(adapter->pdev, - pci_unmap_addr(rx_page_info, bus), - frag_sz, PCI_DMA_FROMDEVICE); - } - - n = min(nresid, frag_sz); - skb_shinfo(skb)->frags[sk_frag_idx].page = rx_page_info->page; - skb_shinfo(skb)->frags[sk_frag_idx].page_offset - = rx_page_info->page_offset; - skb_shinfo(skb)->frags[sk_frag_idx].size = n; - - sk_frag_idx++; - skb->len += n; - skb->data_len += n; - skb_shinfo(skb)->nr_frags++; - nresid -= n; - - memset(rx_page_info, 0, sizeof(struct be_rx_page_info)); - atomic_dec(&pnob->rx_q_posted); - } -} - -/* - * This function processes incoming nic packets over various Rx queues. - * This function takes the adapter, the current Rx status descriptor - * entry and the Rx completion queue ID as argument. - */ -static inline int process_nic_rx_completion(struct be_net_object *pnob, - struct ETH_RX_COMPL_AMAP *rxcp) -{ - struct be_adapter *adapter = pnob->adapter; - struct sk_buff *skb; - int udpcksm, tcpcksm; - int n; - u32 nresid, fi; - u32 frag_sz = pnob->rx_buf_size; - u8 *va; - struct be_rx_page_info *rx_page_info; - u32 numfrags, vtp, vtm, vlan_tag, pktsize; - - fi = AMAP_GET_BITS_PTR(ETH_RX_COMPL, fragndx, rxcp); - BUG_ON(fi >= (int)pnob->rx_q_len); - BUG_ON(fi < 0); - - rx_page_info = (struct be_rx_page_info *)pnob->rx_ctxt[fi]; - BUG_ON(!rx_page_info->page); - pnob->rx_ctxt[fi] = NULL; - - /* - * If one page is used per fragment or if this is the second half of - * of the page, unmap the page here - */ - if ((rx_page_info->page_offset) || (pnob->rx_pg_shared == false)) { - pci_unmap_page(adapter->pdev, - pci_unmap_addr(rx_page_info, bus), frag_sz, - PCI_DMA_FROMDEVICE); - } - - atomic_dec(&pnob->rx_q_posted); - udpcksm = AMAP_GET_BITS_PTR(ETH_RX_COMPL, udpcksm, rxcp); - tcpcksm = AMAP_GET_BITS_PTR(ETH_RX_COMPL, tcpcksm, rxcp); - pktsize = AMAP_GET_BITS_PTR(ETH_RX_COMPL, pktsize, rxcp); - /* - * get rid of RX flush completions first. - */ - if ((tcpcksm) && (udpcksm) && (pktsize == 32)) { - put_page(rx_page_info->page); - memset(rx_page_info, 0, sizeof(struct be_rx_page_info)); - return 0; - } - skb = netdev_alloc_skb(pnob->netdev, BE_HDR_LEN + NET_IP_ALIGN); - if (skb == NULL) { - dev_info(&pnob->netdev->dev, "alloc_skb() failed\n"); - put_page(rx_page_info->page); - memset(rx_page_info, 0, sizeof(struct be_rx_page_info)); - goto free_frags; - } - skb_reserve(skb, NET_IP_ALIGN); - - skb->dev = pnob->netdev; - - n = min(pktsize, frag_sz); - - va = page_address(rx_page_info->page) + rx_page_info->page_offset; - prefetch(va); - - skb->len = n; - skb->data_len = n; - if (n <= BE_HDR_LEN) { - memcpy(skb->data, va, n); - put_page(rx_page_info->page); - skb->data_len -= n; - skb->tail += n; - } else { - - /* Setup the SKB with page buffer information */ - skb_shinfo(skb)->frags[0].page = rx_page_info->page; - skb_shinfo(skb)->nr_frags++; - - /* Copy the header into the skb_data */ - memcpy(skb->data, va, BE_HDR_LEN); - skb_shinfo(skb)->frags[0].page_offset = - rx_page_info->page_offset + BE_HDR_LEN; - skb_shinfo(skb)->frags[0].size = n - BE_HDR_LEN; - skb->data_len -= BE_HDR_LEN; - skb->tail += BE_HDR_LEN; - } - memset(rx_page_info, 0, sizeof(struct be_rx_page_info)); - nresid = pktsize - n; - - skb->protocol = eth_type_trans(skb, pnob->netdev); - - if ((tcpcksm || udpcksm) && adapter->rx_csum) - skb->ip_summed = CHECKSUM_UNNECESSARY; - else - skb->ip_summed = CHECKSUM_NONE; - /* - * if we have more bytes left, the frame has been - * given to us in multiple fragments. This happens - * with Jumbo frames. Add the remaining fragments to - * skb->frags[] array. - */ - if (nresid) - add_skb_frags(pnob, skb, nresid, fi); - - /* update the the true size of the skb. */ - skb->truesize = skb->len + sizeof(struct sk_buff); - - /* - * If a 802.3 frame or 802.2 LLC frame - * (i.e) contains length field in MAC Hdr - * and frame len is greater than 64 bytes - */ - if (((skb->protocol == ntohs(ETH_P_802_2)) || - (skb->protocol == ntohs(ETH_P_802_3))) - && (pktsize > BE_HDR_LEN)) { - /* - * If the length given in Mac Hdr is less than frame size - * Erraneous frame, Drop it - */ - if ((ntohs(*(u16 *) (va + 12)) + ETH_HLEN) < pktsize) { - /* Increment Non Ether type II frames dropped */ - adapter->be_stat.bes_802_3_dropped_frames++; - - kfree_skb(skb); - return 0; - } - /* - * else if the length given in Mac Hdr is greater than - * frame size, should not be seeing this sort of frames - * dump the pkt and pass to stack - */ - else if ((ntohs(*(u16 *) (va + 12)) + ETH_HLEN) > pktsize) { - /* Increment Non Ether type II frames malformed */ - adapter->be_stat.bes_802_3_malformed_frames++; - } - } - - vtp = AMAP_GET_BITS_PTR(ETH_RX_COMPL, vtp, rxcp); - vtm = AMAP_GET_BITS_PTR(ETH_RX_COMPL, vtm, rxcp); - if (vtp && vtm) { - /* Vlan tag present in pkt and BE found - * that the tag matched an entry in VLAN table - */ - if (!pnob->vlan_grp || pnob->num_vlans == 0) { - /* But we have no VLANs configured. - * This should never happen. Drop the packet. - */ - dev_info(&pnob->netdev->dev, - "BladeEngine: Unexpected vlan tagged packet\n"); - kfree_skb(skb); - return 0; - } - /* pass the VLAN packet to stack */ - vlan_tag = AMAP_GET_BITS_PTR(ETH_RX_COMPL, vlan_tag, rxcp); - VLAN_ACCEL_RX(skb, pnob, be16_to_cpu(vlan_tag)); - - } else { - NETIF_RX(skb); - } - return 0; - -free_frags: - /* free all frags associated with the current rxcp */ - numfrags = AMAP_GET_BITS_PTR(ETH_RX_COMPL, numfrags, rxcp); - while (numfrags-- > 1) { - index_inc(&fi, pnob->rx_q_len); - - rx_page_info = (struct be_rx_page_info *) - pnob->rx_ctxt[fi]; - pnob->rx_ctxt[fi] = (void *)NULL; - if (rx_page_info->page_offset || !pnob->rx_pg_shared) { - pci_unmap_page(adapter->pdev, - pci_unmap_addr(rx_page_info, bus), - frag_sz, PCI_DMA_FROMDEVICE); - } - - put_page(rx_page_info->page); - memset(rx_page_info, 0, sizeof(struct be_rx_page_info)); - atomic_dec(&pnob->rx_q_posted); - } - return -ENOMEM; -} - -static void process_nic_rx_completion_lro(struct be_net_object *pnob, - struct ETH_RX_COMPL_AMAP *rxcp) -{ - struct be_adapter *adapter = pnob->adapter; - struct skb_frag_struct rx_frags[BE_MAX_FRAGS_PER_FRAME]; - unsigned int udpcksm, tcpcksm; - u32 numfrags, vlanf, vtm, vlan_tag, nresid; - u16 vlant; - unsigned int fi, idx, n; - struct be_rx_page_info *rx_page_info; - u32 frag_sz = pnob->rx_buf_size, pktsize; - bool rx_coal = (adapter->max_rx_coal <= 1) ? 0 : 1; - u8 err, *va; - __wsum csum = 0; - - if (AMAP_GET_BITS_PTR(ETH_RX_COMPL, ipsec, rxcp)) { - /* Drop the pkt and move to the next completion. */ - adapter->be_stat.bes_rx_misc_pkts++; - return; - } - err = AMAP_GET_BITS_PTR(ETH_RX_COMPL, err, rxcp); - if (err || !rx_coal) { - /* We won't coalesce Rx pkts if the err bit set. - * take the path of normal completion processing */ - process_nic_rx_completion(pnob, rxcp); - return; - } - - fi = AMAP_GET_BITS_PTR(ETH_RX_COMPL, fragndx, rxcp); - BUG_ON(fi >= (int)pnob->rx_q_len); - BUG_ON(fi < 0); - rx_page_info = (struct be_rx_page_info *)pnob->rx_ctxt[fi]; - BUG_ON(!rx_page_info->page); - pnob->rx_ctxt[fi] = (void *)NULL; - /* If one page is used per fragment or if this is the - * second half of the page, unmap the page here - */ - if (rx_page_info->page_offset || !pnob->rx_pg_shared) { - pci_unmap_page(adapter->pdev, - pci_unmap_addr(rx_page_info, bus), - frag_sz, PCI_DMA_FROMDEVICE); - } - - numfrags = AMAP_GET_BITS_PTR(ETH_RX_COMPL, numfrags, rxcp); - udpcksm = AMAP_GET_BITS_PTR(ETH_RX_COMPL, udpcksm, rxcp); - tcpcksm = AMAP_GET_BITS_PTR(ETH_RX_COMPL, tcpcksm, rxcp); - vlan_tag = AMAP_GET_BITS_PTR(ETH_RX_COMPL, vlan_tag, rxcp); - vlant = be16_to_cpu(vlan_tag); - vlanf = AMAP_GET_BITS_PTR(ETH_RX_COMPL, vtp, rxcp); - vtm = AMAP_GET_BITS_PTR(ETH_RX_COMPL, vtm, rxcp); - pktsize = AMAP_GET_BITS_PTR(ETH_RX_COMPL, pktsize, rxcp); - - atomic_dec(&pnob->rx_q_posted); - - if (tcpcksm && udpcksm && pktsize == 32) { - /* flush completion entries */ - put_page(rx_page_info->page); - memset(rx_page_info, 0, sizeof(struct be_rx_page_info)); - return; - } - /* Only one of udpcksum and tcpcksum can be set */ - BUG_ON(udpcksm && tcpcksm); - - /* jumbo frames could come in multiple fragments */ - BUG_ON(numfrags != ((pktsize + (frag_sz - 1)) / frag_sz)); - n = min(pktsize, frag_sz); - nresid = pktsize - n; /* will be useful for jumbo pkts */ - idx = 0; - - va = page_address(rx_page_info->page) + rx_page_info->page_offset; - prefetch(va); - rx_frags[idx].page = rx_page_info->page; - rx_frags[idx].page_offset = (rx_page_info->page_offset); - rx_frags[idx].size = n; - memset(rx_page_info, 0, sizeof(struct be_rx_page_info)); - - /* If we got multiple fragments, we have more data. */ - while (nresid) { - idx++; - index_inc(&fi, pnob->rx_q_len); - - rx_page_info = (struct be_rx_page_info *)pnob->rx_ctxt[fi]; - pnob->rx_ctxt[fi] = (void *)NULL; - if (rx_page_info->page_offset || !pnob->rx_pg_shared) { - pci_unmap_page(adapter->pdev, - pci_unmap_addr(rx_page_info, bus), - frag_sz, PCI_DMA_FROMDEVICE); - } - - n = min(nresid, frag_sz); - rx_frags[idx].page = rx_page_info->page; - rx_frags[idx].page_offset = (rx_page_info->page_offset); - rx_frags[idx].size = n; - - nresid -= n; - memset(rx_page_info, 0, sizeof(struct be_rx_page_info)); - atomic_dec(&pnob->rx_q_posted); - } - - if (likely(!(vlanf && vtm))) { - lro_receive_frags(&pnob->lro_mgr, rx_frags, - pktsize, pktsize, - (void *)(unsigned long)csum, csum); - } else { - /* Vlan tag present in pkt and BE found - * that the tag matched an entry in VLAN table - */ - if (unlikely(!pnob->vlan_grp || pnob->num_vlans == 0)) { - /* But we have no VLANs configured. - * This should never happen. Drop the packet. - */ - dev_info(&pnob->netdev->dev, - "BladeEngine: Unexpected vlan tagged packet\n"); - return; - } - /* pass the VLAN packet to stack */ - lro_vlan_hwaccel_receive_frags(&pnob->lro_mgr, - rx_frags, pktsize, pktsize, - pnob->vlan_grp, vlant, - (void *)(unsigned long)csum, - csum); - } - - adapter->be_stat.bes_rx_coal++; -} - -struct ETH_RX_COMPL_AMAP *be_get_rx_cmpl(struct be_net_object *pnob) -{ - struct ETH_RX_COMPL_AMAP *rxcp = &pnob->rx_cq[pnob->rx_cq_tl]; - u32 valid, ct; - - valid = AMAP_GET_BITS_PTR(ETH_RX_COMPL, valid, rxcp); - if (valid == 0) - return NULL; - - ct = AMAP_GET_BITS_PTR(ETH_RX_COMPL, ct, rxcp); - if (ct != 0) { - /* Invalid chute #. treat as error */ - AMAP_SET_BITS_PTR(ETH_RX_COMPL, err, rxcp, 1); - } - - be_adv_rxcq_tl(pnob); - AMAP_SET_BITS_PTR(ETH_RX_COMPL, valid, rxcp, 0); - return rxcp; -} - -static void update_rx_rate(struct be_adapter *adapter) -{ - /* update the rate once in two seconds */ - if ((jiffies - adapter->eth_rx_jiffies) > 2 * (HZ)) { - u32 r; - r = adapter->eth_rx_bytes / - ((jiffies - adapter->eth_rx_jiffies) / (HZ)); - r = (r / 1000000); /* MB/Sec */ - - /* Mega Bits/Sec */ - adapter->be_stat.bes_eth_rx_rate = (r * 8); - adapter->eth_rx_jiffies = jiffies; - adapter->eth_rx_bytes = 0; - } -} - -static int process_rx_completions(struct be_net_object *pnob, int max_work) -{ - struct be_adapter *adapter = pnob->adapter; - struct ETH_RX_COMPL_AMAP *rxcp; - u32 nc = 0; - unsigned int pktsize; - - while (max_work && (rxcp = be_get_rx_cmpl(pnob))) { - prefetch(rxcp); - pktsize = AMAP_GET_BITS_PTR(ETH_RX_COMPL, pktsize, rxcp); - process_nic_rx_completion_lro(pnob, rxcp); - adapter->eth_rx_bytes += pktsize; - update_rx_rate(adapter); - nc++; - max_work--; - adapter->be_stat.bes_rx_compl++; - } - if (likely(adapter->max_rx_coal > 1)) { - adapter->be_stat.bes_rx_flush++; - lro_flush_all(&pnob->lro_mgr); - } - - /* Refill the queue */ - if (atomic_read(&pnob->rx_q_posted) < 900) - be_post_eth_rx_buffs(pnob); - - return nc; -} - -static struct ETH_TX_COMPL_AMAP *be_get_tx_cmpl(struct be_net_object *pnob) -{ - struct ETH_TX_COMPL_AMAP *txcp = &pnob->tx_cq[pnob->tx_cq_tl]; - u32 valid; - - valid = AMAP_GET_BITS_PTR(ETH_TX_COMPL, valid, txcp); - if (valid == 0) - return NULL; - - AMAP_SET_BITS_PTR(ETH_TX_COMPL, valid, txcp, 0); - be_adv_txcq_tl(pnob); - return txcp; - -} - -void process_one_tx_compl(struct be_net_object *pnob, u32 end_idx) -{ - struct be_adapter *adapter = pnob->adapter; - int cur_index, tx_wrbs_completed = 0; - struct sk_buff *skb; - u64 busaddr, pa, pa_lo, pa_hi; - struct ETH_WRB_AMAP *wrb; - u32 frag_len, last_index, j; - - last_index = tx_compl_lastwrb_idx_get(pnob); - BUG_ON(last_index != end_idx); - pnob->tx_ctxt[pnob->tx_q_tl] = NULL; - do { - cur_index = pnob->tx_q_tl; - wrb = &pnob->tx_q[cur_index]; - pa_hi = AMAP_GET_BITS_PTR(ETH_WRB, frag_pa_hi, wrb); - pa_lo = AMAP_GET_BITS_PTR(ETH_WRB, frag_pa_lo, wrb); - frag_len = AMAP_GET_BITS_PTR(ETH_WRB, frag_len, wrb); - busaddr = (pa_hi << 32) | pa_lo; - if (busaddr != 0) { - pa = le64_to_cpu(busaddr); - pci_unmap_single(adapter->pdev, pa, - frag_len, PCI_DMA_TODEVICE); - } - if (cur_index == last_index) { - skb = (struct sk_buff *)pnob->tx_ctxt[cur_index]; - BUG_ON(!skb); - for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) { - struct skb_frag_struct *frag; - frag = &skb_shinfo(skb)->frags[j]; - pci_unmap_page(adapter->pdev, - (ulong) frag->page, frag->size, - PCI_DMA_TODEVICE); - } - kfree_skb(skb); - pnob->tx_ctxt[cur_index] = NULL; - } else { - BUG_ON(pnob->tx_ctxt[cur_index]); - } - tx_wrbs_completed++; - be_adv_txq_tl(pnob); - } while (cur_index != last_index); - atomic_sub(tx_wrbs_completed, &pnob->tx_q_used); -} - -/* there is no need to take an SMP lock here since currently - * we have only one instance of the tasklet that does completion - * processing. - */ -static void process_nic_tx_completions(struct be_net_object *pnob) -{ - struct be_adapter *adapter = pnob->adapter; - struct ETH_TX_COMPL_AMAP *txcp; - struct net_device *netdev = pnob->netdev; - u32 end_idx, num_processed = 0; - - adapter->be_stat.bes_tx_events++; - - while ((txcp = be_get_tx_cmpl(pnob))) { - end_idx = AMAP_GET_BITS_PTR(ETH_TX_COMPL, wrb_index, txcp); - process_one_tx_compl(pnob, end_idx); - num_processed++; - adapter->be_stat.bes_tx_compl++; - } - be_notify_cmpl(pnob, num_processed, pnob->tx_cq_id, 1); - /* - * We got Tx completions and have usable WRBs. - * If the netdev's queue has been stopped - * because we had run out of WRBs, wake it now. - */ - spin_lock(&adapter->txq_lock); - if (netif_queue_stopped(netdev) - && atomic_read(&pnob->tx_q_used) < pnob->tx_q_len / 2) { - netif_wake_queue(netdev); - } - spin_unlock(&adapter->txq_lock); -} - -static u32 post_rx_buffs(struct be_net_object *pnob, struct list_head *rxbl) -{ - u32 nposted = 0; - struct ETH_RX_D_AMAP *rxd = NULL; - struct be_recv_buffer *rxbp; - void **rx_ctxp; - struct RQ_DB_AMAP rqdb; - - rx_ctxp = pnob->rx_ctxt; - - while (!list_empty(rxbl) && - (rx_ctxp[pnob->rx_q_hd] == NULL) && nposted < 255) { - - rxbp = list_first_entry(rxbl, struct be_recv_buffer, rxb_list); - list_del(&rxbp->rxb_list); - rxd = pnob->rx_q + pnob->rx_q_hd; - AMAP_SET_BITS_PTR(ETH_RX_D, fragpa_lo, rxd, rxbp->rxb_pa_lo); - AMAP_SET_BITS_PTR(ETH_RX_D, fragpa_hi, rxd, rxbp->rxb_pa_hi); - - rx_ctxp[pnob->rx_q_hd] = rxbp->rxb_ctxt; - be_adv_rxq_hd(pnob); - nposted++; - } - - if (nposted) { - /* Now press the door bell to notify BladeEngine. */ - rqdb.dw[0] = 0; - AMAP_SET_BITS_PTR(RQ_DB, numPosted, &rqdb, nposted); - AMAP_SET_BITS_PTR(RQ_DB, rq, &rqdb, pnob->rx_q_id); - PD_WRITE(&pnob->fn_obj, erx_rq_db, rqdb.dw[0]); - } - atomic_add(nposted, &pnob->rx_q_posted); - return nposted; -} - -void be_post_eth_rx_buffs(struct be_net_object *pnob) -{ - struct be_adapter *adapter = pnob->adapter; - u32 num_bufs, r; - u64 busaddr = 0, tmp_pa; - u32 max_bufs, pg_hd; - u32 frag_size; - struct be_recv_buffer *rxbp; - struct list_head rxbl; - struct be_rx_page_info *rx_page_info; - struct page *page = NULL; - u32 page_order = 0; - gfp_t alloc_flags = GFP_ATOMIC; - - BUG_ON(!adapter); - - max_bufs = 64; /* should be even # <= 255. */ - - frag_size = pnob->rx_buf_size; - page_order = get_order(frag_size); - - if (frag_size == 8192) - alloc_flags |= (gfp_t) __GFP_COMP; - /* - * Form a linked list of RECV_BUFFFER structure to be be posted. - * We will post even number of buffer so that pages can be - * shared. - */ - INIT_LIST_HEAD(&rxbl); - - for (num_bufs = 0; num_bufs < max_bufs && - !pnob->rx_page_info[pnob->rx_pg_info_hd].page; ++num_bufs) { - - rxbp = &pnob->eth_rx_bufs[num_bufs]; - pg_hd = pnob->rx_pg_info_hd; - rx_page_info = &pnob->rx_page_info[pg_hd]; - - if (!page) { - page = alloc_pages(alloc_flags, page_order); - if (unlikely(page == NULL)) { - adapter->be_stat.bes_ethrx_post_fail++; - pnob->rxbuf_post_fail++; - break; - } - pnob->rxbuf_post_fail = 0; - busaddr = pci_map_page(adapter->pdev, page, 0, - frag_size, PCI_DMA_FROMDEVICE); - rx_page_info->page_offset = 0; - rx_page_info->page = page; - /* - * If we are sharing a page among two skbs, - * alloc a new one on the next iteration - */ - if (pnob->rx_pg_shared == false) - page = NULL; - } else { - get_page(page); - rx_page_info->page_offset += frag_size; - rx_page_info->page = page; - /* - * We are finished with the alloced page, - * Alloc a new one on the next iteration - */ - page = NULL; - } - rxbp->rxb_ctxt = (void *)rx_page_info; - index_inc(&pnob->rx_pg_info_hd, pnob->rx_q_len); - - pci_unmap_addr_set(rx_page_info, bus, busaddr); - tmp_pa = busaddr + rx_page_info->page_offset; - rxbp->rxb_pa_lo = (tmp_pa & 0xFFFFFFFF); - rxbp->rxb_pa_hi = (tmp_pa >> 32); - rxbp->rxb_len = frag_size; - list_add_tail(&rxbp->rxb_list, &rxbl); - } /* End of for */ - - r = post_rx_buffs(pnob, &rxbl); - BUG_ON(r != num_bufs); - return; -} - -/* - * Interrupt service for network function. We just schedule the - * tasklet which does all completion processing. - */ -irqreturn_t be_int(int irq, void *dev) -{ - struct net_device *netdev = dev; - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - u32 isr; - - isr = CSR_READ(&pnob->fn_obj, cev.isr1); - if (unlikely(!isr)) - return IRQ_NONE; - - spin_lock(&adapter->int_lock); - adapter->isr |= isr; - spin_unlock(&adapter->int_lock); - - adapter->be_stat.bes_ints++; - - tasklet_schedule(&adapter->sts_handler); - return IRQ_HANDLED; -} - -/* - * Poll function called by NAPI with a work budget. - * We process as many UC. BC and MC receive completions - * as the budget allows and return the actual number of - * RX ststutses processed. - */ -int be_poll(struct napi_struct *napi, int budget) -{ - struct be_net_object *pnob = - container_of(napi, struct be_net_object, napi); - u32 work_done; - - pnob->adapter->be_stat.bes_polls++; - work_done = process_rx_completions(pnob, budget); - BUG_ON(work_done > budget); - - /* All consumed */ - if (work_done < budget) { - netif_rx_complete(napi); - /* enable intr */ - be_notify_cmpl(pnob, work_done, pnob->rx_cq_id, 1); - } else { - /* More to be consumed; continue with interrupts disabled */ - be_notify_cmpl(pnob, work_done, pnob->rx_cq_id, 0); - } - return work_done; -} - -static struct EQ_ENTRY_AMAP *get_event(struct be_net_object *pnob) -{ - struct EQ_ENTRY_AMAP *eqp = &(pnob->event_q[pnob->event_q_tl]); - if (!AMAP_GET_BITS_PTR(EQ_ENTRY, Valid, eqp)) - return NULL; - be_adv_eq_tl(pnob); - return eqp; -} - -/* - * Processes all valid events in the event ring associated with given - * NetObject. Also, notifies BE the number of events processed. - */ -static inline u32 process_events(struct be_net_object *pnob) -{ - struct be_adapter *adapter = pnob->adapter; - struct EQ_ENTRY_AMAP *eqp; - u32 rid, num_events = 0; - struct net_device *netdev = pnob->netdev; - - while ((eqp = get_event(pnob)) != NULL) { - adapter->be_stat.bes_events++; - rid = AMAP_GET_BITS_PTR(EQ_ENTRY, ResourceID, eqp); - if (rid == pnob->rx_cq_id) { - adapter->be_stat.bes_rx_events++; - netif_rx_schedule(&pnob->napi); - } else if (rid == pnob->tx_cq_id) { - process_nic_tx_completions(pnob); - } else if (rid == pnob->mcc_cq_id) { - be_mcc_process_cq(&pnob->mcc_q_obj, 1); - } else { - dev_info(&netdev->dev, - "Invalid EQ ResourceID %d\n", rid); - } - AMAP_SET_BITS_PTR(EQ_ENTRY, Valid, eqp, 0); - AMAP_SET_BITS_PTR(EQ_ENTRY, ResourceID, eqp, 0); - num_events++; - } - return num_events; -} - -static void update_eqd(struct be_adapter *adapter, struct be_net_object *pnob) -{ - int status; - struct be_eq_object *eq_objectp; - - /* update once a second */ - if ((jiffies - adapter->ips_jiffies) > 1 * (HZ)) { - /* One second elapsed since last update */ - u32 r, new_eqd = -1; - r = adapter->be_stat.bes_ints - adapter->be_stat.bes_prev_ints; - r = r / ((jiffies - adapter->ips_jiffies) / (HZ)); - adapter->be_stat.bes_ips = r; - adapter->ips_jiffies = jiffies; - adapter->be_stat.bes_prev_ints = adapter->be_stat.bes_ints; - if (r > IPS_HI_WM && adapter->cur_eqd < adapter->max_eqd) - new_eqd = (adapter->cur_eqd + 8); - if (r < IPS_LO_WM && adapter->cur_eqd > adapter->min_eqd) - new_eqd = (adapter->cur_eqd - 8); - if (adapter->enable_aic && new_eqd != -1) { - eq_objectp = &pnob->event_q_obj; - status = be_eq_modify_delay(&pnob->fn_obj, 1, - &eq_objectp, &new_eqd, NULL, - NULL, NULL); - if (status == BE_SUCCESS) - adapter->cur_eqd = new_eqd; - } - } -} - -/* - This function notifies BladeEngine of how many events were processed - from the event queue by ringing the corresponding door bell and - optionally re-arms the event queue. - n - number of events processed - re_arm - 1 - re-arm the EQ, 0 - do not re-arm the EQ - -*/ -static void be_notify_event(struct be_net_object *pnob, int n, int re_arm) -{ - struct CQ_DB_AMAP eqdb; - eqdb.dw[0] = 0; - - AMAP_SET_BITS_PTR(CQ_DB, qid, &eqdb, pnob->event_q_id); - AMAP_SET_BITS_PTR(CQ_DB, rearm, &eqdb, re_arm); - AMAP_SET_BITS_PTR(CQ_DB, event, &eqdb, 1); - AMAP_SET_BITS_PTR(CQ_DB, num_popped, &eqdb, n); - /* - * Under some situations we see an interrupt and no valid - * EQ entry. To keep going, we need to ring the DB even if - * numPOsted is 0. - */ - PD_WRITE(&pnob->fn_obj, cq_db, eqdb.dw[0]); - return; -} - -/* - * Called from the tasklet scheduled by ISR. All real interrupt processing - * is done here. - */ -void be_process_intr(unsigned long context) -{ - struct be_adapter *adapter = (struct be_adapter *)context; - struct be_net_object *pnob = adapter->net_obj; - u32 isr, n; - ulong flags = 0; - - isr = adapter->isr; - - /* - * we create only one NIC event queue in Linux. Event is - * expected only in the first event queue - */ - BUG_ON(isr & 0xfffffffe); - if ((isr & 1) == 0) - return; /* not our interrupt */ - n = process_events(pnob); - /* - * Clear the event bit. adapter->isr is set by - * hard interrupt. Prevent race with lock. - */ - spin_lock_irqsave(&adapter->int_lock, flags); - adapter->isr &= ~1; - spin_unlock_irqrestore(&adapter->int_lock, flags); - be_notify_event(pnob, n, 1); - /* - * If previous allocation attempts had failed and - * BE has used up all posted buffers, post RX buffers here - */ - if (pnob->rxbuf_post_fail && atomic_read(&pnob->rx_q_posted) == 0) - be_post_eth_rx_buffs(pnob); - update_eqd(adapter, pnob); - return; -} diff --git a/drivers/staging/benet/be_netif.c b/drivers/staging/benet/be_netif.c deleted file mode 100644 index 2b8daf63dc7d..000000000000 --- a/drivers/staging/benet/be_netif.c +++ /dev/null @@ -1,705 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * be_netif.c - * - * This file contains various entry points of drivers seen by tcp/ip stack. - */ - -#include <linux/if_vlan.h> -#include <linux/in.h> -#include "benet.h" -#include <linux/ip.h> -#include <linux/inet_lro.h> - -/* Strings to print Link properties */ -static const char *link_speed[] = { - "Invalid link Speed Value", - "10 Mbps", - "100 Mbps", - "1 Gbps", - "10 Gbps" -}; - -static const char *link_duplex[] = { - "Invalid Duplex Value", - "Half Duplex", - "Full Duplex" -}; - -static const char *link_state[] = { - "", - "(active)" -}; - -void be_print_link_info(struct BE_LINK_STATUS *lnk_status) -{ - u16 si, di, ai; - - /* Port 0 */ - if (lnk_status->mac0_speed && lnk_status->mac0_duplex) { - /* Port is up and running */ - si = (lnk_status->mac0_speed < 5) ? lnk_status->mac0_speed : 0; - di = (lnk_status->mac0_duplex < 3) ? - lnk_status->mac0_duplex : 0; - ai = (lnk_status->active_port == 0) ? 1 : 0; - printk(KERN_INFO "PortNo. 0: Speed - %s %s %s\n", - link_speed[si], link_duplex[di], link_state[ai]); - } else - printk(KERN_INFO "PortNo. 0: Down\n"); - - /* Port 1 */ - if (lnk_status->mac1_speed && lnk_status->mac1_duplex) { - /* Port is up and running */ - si = (lnk_status->mac1_speed < 5) ? lnk_status->mac1_speed : 0; - di = (lnk_status->mac1_duplex < 3) ? - lnk_status->mac1_duplex : 0; - ai = (lnk_status->active_port == 0) ? 1 : 0; - printk(KERN_INFO "PortNo. 1: Speed - %s %s %s\n", - link_speed[si], link_duplex[di], link_state[ai]); - } else - printk(KERN_INFO "PortNo. 1: Down\n"); - - return; -} - -static int -be_get_frag_header(struct skb_frag_struct *frag, void **mac_hdr, - void **ip_hdr, void **tcpudp_hdr, - u64 *hdr_flags, void *priv) -{ - struct ethhdr *eh; - struct vlan_ethhdr *veh; - struct iphdr *iph; - u8 *va = page_address(frag->page) + frag->page_offset; - unsigned long ll_hlen; - - /* find the mac header, abort if not IPv4 */ - - prefetch(va); - eh = (struct ethhdr *)va; - *mac_hdr = eh; - ll_hlen = ETH_HLEN; - if (eh->h_proto != htons(ETH_P_IP)) { - if (eh->h_proto == htons(ETH_P_8021Q)) { - veh = (struct vlan_ethhdr *)va; - if (veh->h_vlan_encapsulated_proto != htons(ETH_P_IP)) - return -1; - - ll_hlen += VLAN_HLEN; - - } else { - return -1; - } - } - *hdr_flags = LRO_IPV4; - - iph = (struct iphdr *)(va + ll_hlen); - *ip_hdr = iph; - if (iph->protocol != IPPROTO_TCP) - return -1; - *hdr_flags |= LRO_TCP; - *tcpudp_hdr = (u8 *) (*ip_hdr) + (iph->ihl << 2); - - return 0; -} - -static int benet_open(struct net_device *netdev) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - struct net_lro_mgr *lro_mgr; - - if (adapter->dev_state < BE_DEV_STATE_INIT) - return -EAGAIN; - - lro_mgr = &pnob->lro_mgr; - lro_mgr->dev = netdev; - - lro_mgr->features = LRO_F_NAPI; - lro_mgr->ip_summed = CHECKSUM_UNNECESSARY; - lro_mgr->ip_summed_aggr = CHECKSUM_UNNECESSARY; - lro_mgr->max_desc = BE_MAX_LRO_DESCRIPTORS; - lro_mgr->lro_arr = pnob->lro_desc; - lro_mgr->get_frag_header = be_get_frag_header; - lro_mgr->max_aggr = adapter->max_rx_coal; - lro_mgr->frag_align_pad = 2; - if (lro_mgr->max_aggr > MAX_SKB_FRAGS) - lro_mgr->max_aggr = MAX_SKB_FRAGS; - - adapter->max_rx_coal = BE_LRO_MAX_PKTS; - - be_update_link_status(adapter); - - /* - * Set carrier on only if Physical Link up - * Either of the port link status up signifies this - */ - if ((adapter->port0_link_sts == BE_PORT_LINK_UP) || - (adapter->port1_link_sts == BE_PORT_LINK_UP)) { - netif_start_queue(netdev); - netif_carrier_on(netdev); - } - - adapter->dev_state = BE_DEV_STATE_OPEN; - napi_enable(&pnob->napi); - be_enable_intr(pnob); - be_enable_eq_intr(pnob); - /* - * RX completion queue may be in dis-armed state. Arm it. - */ - be_notify_cmpl(pnob, 0, pnob->rx_cq_id, 1); - - return 0; -} - -static int benet_close(struct net_device *netdev) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - - netif_stop_queue(netdev); - synchronize_irq(netdev->irq); - - be_wait_nic_tx_cmplx_cmpl(pnob); - adapter->dev_state = BE_DEV_STATE_INIT; - netif_carrier_off(netdev); - - adapter->port0_link_sts = BE_PORT_LINK_DOWN; - adapter->port1_link_sts = BE_PORT_LINK_DOWN; - be_disable_intr(pnob); - be_disable_eq_intr(pnob); - napi_disable(&pnob->napi); - - return 0; -} - -/* - * Setting a Mac Address for BE - * Takes netdev and a void pointer as arguments. - * The pointer holds the new addres to be used. - */ -static int benet_set_mac_addr(struct net_device *netdev, void *p) -{ - struct sockaddr *addr = p; - struct be_net_object *pnob = netdev_priv(netdev); - - memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); - be_rxf_mac_address_read_write(&pnob->fn_obj, 0, 0, false, true, false, - netdev->dev_addr, NULL, NULL); - /* - * Since we are doing Active-Passive failover, both - * ports should have matching MAC addresses everytime. - */ - be_rxf_mac_address_read_write(&pnob->fn_obj, 1, 0, false, true, false, - netdev->dev_addr, NULL, NULL); - - return 0; -} - -void be_get_stats_timer_handler(unsigned long context) -{ - struct be_timer_ctxt *ctxt = (struct be_timer_ctxt *)context; - - if (atomic_read(&ctxt->get_stat_flag)) { - atomic_dec(&ctxt->get_stat_flag); - up((void *)ctxt->get_stat_sem_addr); - } - del_timer(&ctxt->get_stats_timer); - return; -} - -void be_get_stat_cb(void *context, int status, - struct MCC_WRB_AMAP *optional_wrb) -{ - struct be_timer_ctxt *ctxt = (struct be_timer_ctxt *)context; - /* - * just up the semaphore if the get_stat_flag - * reads 1. so that the waiter can continue. - * If it is 0, then it was handled by the timer handler. - */ - del_timer(&ctxt->get_stats_timer); - if (atomic_read(&ctxt->get_stat_flag)) { - atomic_dec(&ctxt->get_stat_flag); - up((void *)ctxt->get_stat_sem_addr); - } -} - -struct net_device_stats *benet_get_stats(struct net_device *dev) -{ - struct be_net_object *pnob = netdev_priv(dev); - struct be_adapter *adapter = pnob->adapter; - u64 pa; - struct be_timer_ctxt *ctxt = &adapter->timer_ctxt; - - if (adapter->dev_state != BE_DEV_STATE_OPEN) { - /* Return previously read stats */ - return &(adapter->benet_stats); - } - /* Get Physical Addr */ - pa = pci_map_single(adapter->pdev, adapter->eth_statsp, - sizeof(struct FWCMD_ETH_GET_STATISTICS), - PCI_DMA_FROMDEVICE); - ctxt->get_stat_sem_addr = (unsigned long)&adapter->get_eth_stat_sem; - atomic_inc(&ctxt->get_stat_flag); - - be_rxf_query_eth_statistics(&pnob->fn_obj, adapter->eth_statsp, - cpu_to_le64(pa), be_get_stat_cb, ctxt, - NULL); - - ctxt->get_stats_timer.data = (unsigned long)ctxt; - mod_timer(&ctxt->get_stats_timer, (jiffies + (HZ * 2))); - down((void *)ctxt->get_stat_sem_addr); /* callback will unblock us */ - - /* Adding port0 and port1 stats. */ - adapter->benet_stats.rx_packets = - adapter->eth_statsp->params.response.p0recvdtotalframes + - adapter->eth_statsp->params.response.p1recvdtotalframes; - adapter->benet_stats.tx_packets = - adapter->eth_statsp->params.response.p0xmitunicastframes + - adapter->eth_statsp->params.response.p1xmitunicastframes; - adapter->benet_stats.tx_bytes = - adapter->eth_statsp->params.response.p0xmitbyteslsd + - adapter->eth_statsp->params.response.p1xmitbyteslsd; - adapter->benet_stats.rx_errors = - adapter->eth_statsp->params.response.p0crcerrors + - adapter->eth_statsp->params.response.p1crcerrors; - adapter->benet_stats.rx_errors += - adapter->eth_statsp->params.response.p0alignmentsymerrs + - adapter->eth_statsp->params.response.p1alignmentsymerrs; - adapter->benet_stats.rx_errors += - adapter->eth_statsp->params.response.p0inrangelenerrors + - adapter->eth_statsp->params.response.p1inrangelenerrors; - adapter->benet_stats.rx_bytes = - adapter->eth_statsp->params.response.p0recvdtotalbytesLSD + - adapter->eth_statsp->params.response.p1recvdtotalbytesLSD; - adapter->benet_stats.rx_crc_errors = - adapter->eth_statsp->params.response.p0crcerrors + - adapter->eth_statsp->params.response.p1crcerrors; - - adapter->benet_stats.tx_packets += - adapter->eth_statsp->params.response.p0xmitmulticastframes + - adapter->eth_statsp->params.response.p1xmitmulticastframes; - adapter->benet_stats.tx_packets += - adapter->eth_statsp->params.response.p0xmitbroadcastframes + - adapter->eth_statsp->params.response.p1xmitbroadcastframes; - adapter->benet_stats.tx_errors = 0; - - adapter->benet_stats.multicast = - adapter->eth_statsp->params.response.p0xmitmulticastframes + - adapter->eth_statsp->params.response.p1xmitmulticastframes; - - adapter->benet_stats.rx_fifo_errors = - adapter->eth_statsp->params.response.p0rxfifooverflowdropped + - adapter->eth_statsp->params.response.p1rxfifooverflowdropped; - adapter->benet_stats.rx_frame_errors = - adapter->eth_statsp->params.response.p0alignmentsymerrs + - adapter->eth_statsp->params.response.p1alignmentsymerrs; - adapter->benet_stats.rx_length_errors = - adapter->eth_statsp->params.response.p0inrangelenerrors + - adapter->eth_statsp->params.response.p1inrangelenerrors; - adapter->benet_stats.rx_length_errors += - adapter->eth_statsp->params.response.p0outrangeerrors + - adapter->eth_statsp->params.response.p1outrangeerrors; - adapter->benet_stats.rx_length_errors += - adapter->eth_statsp->params.response.p0frametoolongerrors + - adapter->eth_statsp->params.response.p1frametoolongerrors; - - pci_unmap_single(adapter->pdev, (ulong) adapter->eth_statsp, - sizeof(struct FWCMD_ETH_GET_STATISTICS), - PCI_DMA_FROMDEVICE); - return &(adapter->benet_stats); - -} - -static void be_start_tx(struct be_net_object *pnob, u32 nposted) -{ -#define CSR_ETH_MAX_SQPOSTS 255 - struct SQ_DB_AMAP sqdb; - - sqdb.dw[0] = 0; - - AMAP_SET_BITS_PTR(SQ_DB, cid, &sqdb, pnob->tx_q_id); - while (nposted) { - if (nposted > CSR_ETH_MAX_SQPOSTS) { - AMAP_SET_BITS_PTR(SQ_DB, numPosted, &sqdb, - CSR_ETH_MAX_SQPOSTS); - nposted -= CSR_ETH_MAX_SQPOSTS; - } else { - AMAP_SET_BITS_PTR(SQ_DB, numPosted, &sqdb, nposted); - nposted = 0; - } - PD_WRITE(&pnob->fn_obj, etx_sq_db, sqdb.dw[0]); - } - - return; -} - -static void update_tx_rate(struct be_adapter *adapter) -{ - /* update the rate once in two seconds */ - if ((jiffies - adapter->eth_tx_jiffies) > 2 * (HZ)) { - u32 r; - r = adapter->eth_tx_bytes / - ((jiffies - adapter->eth_tx_jiffies) / (HZ)); - r = (r / 1000000); /* M bytes/s */ - adapter->be_stat.bes_eth_tx_rate = (r * 8); /* M bits/s */ - adapter->eth_tx_jiffies = jiffies; - adapter->eth_tx_bytes = 0; - } -} - -static int wrb_cnt_in_skb(struct sk_buff *skb) -{ - int cnt = 0; - while (skb) { - if (skb->len > skb->data_len) - cnt++; - cnt += skb_shinfo(skb)->nr_frags; - skb = skb_shinfo(skb)->frag_list; - } - BUG_ON(cnt > BE_MAX_TX_FRAG_COUNT); - return cnt; -} - -static void wrb_fill(struct ETH_WRB_AMAP *wrb, u64 addr, int len) -{ - AMAP_SET_BITS_PTR(ETH_WRB, frag_pa_hi, wrb, addr >> 32); - AMAP_SET_BITS_PTR(ETH_WRB, frag_pa_lo, wrb, addr & 0xFFFFFFFF); - AMAP_SET_BITS_PTR(ETH_WRB, frag_len, wrb, len); -} - -static void wrb_fill_extra(struct ETH_WRB_AMAP *wrb, struct sk_buff *skb, - struct be_net_object *pnob) -{ - wrb->dw[2] = 0; - wrb->dw[3] = 0; - AMAP_SET_BITS_PTR(ETH_WRB, crc, wrb, 1); - if (skb_shinfo(skb)->gso_segs > 1 && skb_shinfo(skb)->gso_size) { - AMAP_SET_BITS_PTR(ETH_WRB, lso, wrb, 1); - AMAP_SET_BITS_PTR(ETH_WRB, lso_mss, wrb, - skb_shinfo(skb)->gso_size); - } else if (skb->ip_summed == CHECKSUM_PARTIAL) { - u8 proto = ((struct iphdr *)ip_hdr(skb))->protocol; - if (proto == IPPROTO_TCP) - AMAP_SET_BITS_PTR(ETH_WRB, tcpcs, wrb, 1); - else if (proto == IPPROTO_UDP) - AMAP_SET_BITS_PTR(ETH_WRB, udpcs, wrb, 1); - } - if (pnob->vlan_grp && vlan_tx_tag_present(skb)) { - AMAP_SET_BITS_PTR(ETH_WRB, vlan, wrb, 1); - AMAP_SET_BITS_PTR(ETH_WRB, vlan_tag, wrb, vlan_tx_tag_get(skb)); - } -} - -static inline void wrb_copy_extra(struct ETH_WRB_AMAP *to, - struct ETH_WRB_AMAP *from) -{ - - to->dw[2] = from->dw[2]; - to->dw[3] = from->dw[3]; -} - -/* Returns the actual count of wrbs used including a possible dummy */ -static int copy_skb_to_txq(struct be_net_object *pnob, struct sk_buff *skb, - u32 wrb_cnt, u32 *copied) -{ - u64 busaddr; - struct ETH_WRB_AMAP *wrb = NULL, *first = NULL; - u32 i; - bool dummy = true; - struct pci_dev *pdev = pnob->adapter->pdev; - - if (wrb_cnt & 1) - wrb_cnt++; - else - dummy = false; - - atomic_add(wrb_cnt, &pnob->tx_q_used); - - while (skb) { - if (skb->len > skb->data_len) { - int len = skb->len - skb->data_len; - busaddr = pci_map_single(pdev, skb->data, len, - PCI_DMA_TODEVICE); - busaddr = cpu_to_le64(busaddr); - wrb = &pnob->tx_q[pnob->tx_q_hd]; - if (first == NULL) { - wrb_fill_extra(wrb, skb, pnob); - first = wrb; - } else { - wrb_copy_extra(wrb, first); - } - wrb_fill(wrb, busaddr, len); - be_adv_txq_hd(pnob); - *copied += len; - } - - for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - struct skb_frag_struct *frag = - &skb_shinfo(skb)->frags[i]; - busaddr = pci_map_page(pdev, frag->page, - frag->page_offset, frag->size, - PCI_DMA_TODEVICE); - busaddr = cpu_to_le64(busaddr); - wrb = &pnob->tx_q[pnob->tx_q_hd]; - if (first == NULL) { - wrb_fill_extra(wrb, skb, pnob); - first = wrb; - } else { - wrb_copy_extra(wrb, first); - } - wrb_fill(wrb, busaddr, frag->size); - be_adv_txq_hd(pnob); - *copied += frag->size; - } - skb = skb_shinfo(skb)->frag_list; - } - - if (dummy) { - wrb = &pnob->tx_q[pnob->tx_q_hd]; - BUG_ON(first == NULL); - wrb_copy_extra(wrb, first); - wrb_fill(wrb, 0, 0); - be_adv_txq_hd(pnob); - } - AMAP_SET_BITS_PTR(ETH_WRB, complete, wrb, 1); - AMAP_SET_BITS_PTR(ETH_WRB, last, wrb, 1); - return wrb_cnt; -} - -/* For each skb transmitted, tx_ctxt stores the num of wrbs in the - * start index and skb pointer in the end index - */ -static inline void be_tx_wrb_info_remember(struct be_net_object *pnob, - struct sk_buff *skb, int wrb_cnt, - u32 start) -{ - *(u32 *) (&pnob->tx_ctxt[start]) = wrb_cnt; - index_adv(&start, wrb_cnt - 1, pnob->tx_q_len); - pnob->tx_ctxt[start] = skb; -} - -static int benet_xmit(struct sk_buff *skb, struct net_device *netdev) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - u32 wrb_cnt, copied = 0; - u32 start = pnob->tx_q_hd; - - adapter->be_stat.bes_tx_reqs++; - - wrb_cnt = wrb_cnt_in_skb(skb); - spin_lock_bh(&adapter->txq_lock); - if ((pnob->tx_q_len - 2 - atomic_read(&pnob->tx_q_used)) <= wrb_cnt) { - netif_stop_queue(pnob->netdev); - spin_unlock_bh(&adapter->txq_lock); - adapter->be_stat.bes_tx_fails++; - return NETDEV_TX_BUSY; - } - spin_unlock_bh(&adapter->txq_lock); - - wrb_cnt = copy_skb_to_txq(pnob, skb, wrb_cnt, &copied); - be_tx_wrb_info_remember(pnob, skb, wrb_cnt, start); - - be_start_tx(pnob, wrb_cnt); - - adapter->eth_tx_bytes += copied; - adapter->be_stat.bes_tx_wrbs += wrb_cnt; - update_tx_rate(adapter); - netdev->trans_start = jiffies; - - return NETDEV_TX_OK; -} - -/* - * This is the driver entry point to change the mtu of the device - * Returns 0 for success and errno for failure. - */ -static int benet_change_mtu(struct net_device *netdev, int new_mtu) -{ - /* - * BE supports jumbo frame size upto 9000 bytes including the link layer - * header. Considering the different variants of frame formats possible - * like VLAN, SNAP/LLC, the maximum possible value for MTU is 8974 bytes - */ - - if (new_mtu < (ETH_ZLEN + ETH_FCS_LEN) || (new_mtu > BE_MAX_MTU)) { - dev_info(&netdev->dev, "Invalid MTU requested. " - "Must be between %d and %d bytes\n", - (ETH_ZLEN + ETH_FCS_LEN), BE_MAX_MTU); - return -EINVAL; - } - dev_info(&netdev->dev, "MTU changed from %d to %d\n", - netdev->mtu, new_mtu); - netdev->mtu = new_mtu; - return 0; -} - -/* - * This is the driver entry point to register a vlan with the device - */ -static void benet_vlan_register(struct net_device *netdev, - struct vlan_group *grp) -{ - struct be_net_object *pnob = netdev_priv(netdev); - - be_disable_eq_intr(pnob); - pnob->vlan_grp = grp; - pnob->num_vlans = 0; - be_enable_eq_intr(pnob); -} - -/* - * This is the driver entry point to add a vlan vlan_id - * with the device netdev - */ -static void benet_vlan_add_vid(struct net_device *netdev, u16 vlan_id) -{ - struct be_net_object *pnob = netdev_priv(netdev); - - if (pnob->num_vlans == (BE_NUM_VLAN_SUPPORTED - 1)) { - /* no way to return an error */ - dev_info(&netdev->dev, - "BladeEngine: Cannot configure more than %d Vlans\n", - BE_NUM_VLAN_SUPPORTED); - return; - } - /* The new vlan tag will be in the slot indicated by num_vlans. */ - pnob->vlan_tag[pnob->num_vlans++] = vlan_id; - be_rxf_vlan_config(&pnob->fn_obj, false, pnob->num_vlans, - pnob->vlan_tag, NULL, NULL, NULL); -} - -/* - * This is the driver entry point to remove a vlan vlan_id - * with the device netdev - */ -static void benet_vlan_rem_vid(struct net_device *netdev, u16 vlan_id) -{ - struct be_net_object *pnob = netdev_priv(netdev); - - u32 i, value; - - /* - * In Blade Engine, we support 32 vlan tag filters across both ports. - * To program a vlan tag, the RXF_RTPR_CSR register is used. - * Each 32-bit value of RXF_RTDR_CSR can address 2 vlan tag entries. - * The Vlan table is of depth 16. thus we support 32 tags. - */ - - value = vlan_id | VLAN_VALID_BIT; - for (i = 0; i < BE_NUM_VLAN_SUPPORTED; i++) { - if (pnob->vlan_tag[i] == vlan_id) - break; - } - - if (i == BE_NUM_VLAN_SUPPORTED) - return; - /* Now compact the vlan tag array by removing hole created. */ - while ((i + 1) < BE_NUM_VLAN_SUPPORTED) { - pnob->vlan_tag[i] = pnob->vlan_tag[i + 1]; - i++; - } - if ((i + 1) == BE_NUM_VLAN_SUPPORTED) - pnob->vlan_tag[i] = (u16) 0x0; - pnob->num_vlans--; - be_rxf_vlan_config(&pnob->fn_obj, false, pnob->num_vlans, - pnob->vlan_tag, NULL, NULL, NULL); -} - -/* - * This function is called to program multicast - * address in the multicast filter of the ASIC. - */ -static void be_set_multicast_filter(struct net_device *netdev) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct dev_mc_list *mc_ptr; - u8 mac_addr[32][ETH_ALEN]; - int i; - - if (netdev->flags & IFF_ALLMULTI) { - /* set BE in Multicast promiscuous */ - be_rxf_multicast_config(&pnob->fn_obj, true, 0, NULL, NULL, - NULL, NULL); - return; - } - - for (mc_ptr = netdev->mc_list, i = 0; mc_ptr; - mc_ptr = mc_ptr->next, i++) { - memcpy(&mac_addr[i][0], mc_ptr->dmi_addr, ETH_ALEN); - } - - /* reset the promiscuous mode also. */ - be_rxf_multicast_config(&pnob->fn_obj, false, i, - &mac_addr[0][0], NULL, NULL, NULL); -} - -/* - * This is the driver entry point to set multicast list - * with the device netdev. This function will be used to - * set promiscuous mode or multicast promiscuous mode - * or multicast mode.... - */ -static void benet_set_multicast_list(struct net_device *netdev) -{ - struct be_net_object *pnob = netdev_priv(netdev); - - if (netdev->flags & IFF_PROMISC) { - be_rxf_promiscuous(&pnob->fn_obj, 1, 1, NULL, NULL, NULL); - } else { - be_rxf_promiscuous(&pnob->fn_obj, 0, 0, NULL, NULL, NULL); - be_set_multicast_filter(netdev); - } -} - -int benet_init(struct net_device *netdev) -{ - struct be_net_object *pnob = netdev_priv(netdev); - struct be_adapter *adapter = pnob->adapter; - - ether_setup(netdev); - - netdev->open = &benet_open; - netdev->stop = &benet_close; - netdev->hard_start_xmit = &benet_xmit; - - netdev->get_stats = &benet_get_stats; - - netdev->set_multicast_list = &benet_set_multicast_list; - - netdev->change_mtu = &benet_change_mtu; - netdev->set_mac_address = &benet_set_mac_addr; - - netdev->vlan_rx_register = benet_vlan_register; - netdev->vlan_rx_add_vid = benet_vlan_add_vid; - netdev->vlan_rx_kill_vid = benet_vlan_rem_vid; - - netdev->features = - NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_HW_VLAN_RX | NETIF_F_TSO | - NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_FILTER | NETIF_F_IP_CSUM; - - netdev->flags |= IFF_MULTICAST; - - /* If device is DAC Capable, set the HIGHDMA flag for netdevice. */ - if (adapter->dma_64bit_cap) - netdev->features |= NETIF_F_HIGHDMA; - - SET_ETHTOOL_OPS(netdev, &be_ethtool_ops); - return 0; -} diff --git a/drivers/staging/benet/benet.h b/drivers/staging/benet/benet.h deleted file mode 100644 index 09a1f0817722..000000000000 --- a/drivers/staging/benet/benet.h +++ /dev/null @@ -1,429 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#ifndef _BENET_H_ -#define _BENET_H_ - -#include <linux/pci.h> -#include <linux/netdevice.h> -#include <linux/inet_lro.h> -#include "hwlib.h" - -#define _SA_MODULE_NAME "net-driver" - -#define VLAN_VALID_BIT 0x8000 -#define BE_NUM_VLAN_SUPPORTED 32 -#define BE_PORT_LINK_DOWN 0000 -#define BE_PORT_LINK_UP 0001 -#define BE_MAX_TX_FRAG_COUNT (30) - -/* Flag bits for send operation */ -#define IPCS (1 << 0) /* Enable IP checksum offload */ -#define UDPCS (1 << 1) /* Enable UDP checksum offload */ -#define TCPCS (1 << 2) /* Enable TCP checksum offload */ -#define LSO (1 << 3) /* Enable Large Segment offload */ -#define ETHVLAN (1 << 4) /* Enable VLAN insert */ -#define ETHEVENT (1 << 5) /* Generate event on completion */ -#define ETHCOMPLETE (1 << 6) /* Generate completion when done */ -#define IPSEC (1 << 7) /* Enable IPSEC */ -#define FORWARD (1 << 8) /* Send the packet in forwarding path */ -#define FIN (1 << 9) /* Issue FIN segment */ - -#define BE_MAX_MTU 8974 - -#define BE_MAX_LRO_DESCRIPTORS 8 -#define BE_LRO_MAX_PKTS 64 -#define BE_MAX_FRAGS_PER_FRAME 6 - -extern const char be_drvr_ver[]; -extern char be_fw_ver[]; -extern char be_driver_name[]; - -extern struct ethtool_ops be_ethtool_ops; - -#define BE_DEV_STATE_NONE 0 -#define BE_DEV_STATE_INIT 1 -#define BE_DEV_STATE_OPEN 2 -#define BE_DEV_STATE_SUSPEND 3 - -/* This structure is used to describe physical fragments to use - * for DMAing data from NIC. - */ -struct be_recv_buffer { - struct list_head rxb_list; /* for maintaining a linked list */ - void *rxb_va; /* buffer virtual address */ - u32 rxb_pa_lo; /* low part of physical address */ - u32 rxb_pa_hi; /* high part of physical address */ - u32 rxb_len; /* length of recv buffer */ - void *rxb_ctxt; /* context for OSM driver to use */ -}; - -/* - * fragment list to describe scattered data. - */ -struct be_tx_frag_list { - u32 txb_len; /* Size of this fragment */ - u32 txb_pa_lo; /* Lower 32 bits of 64 bit physical addr */ - u32 txb_pa_hi; /* Higher 32 bits of 64 bit physical addr */ -}; - -struct be_rx_page_info { - struct page *page; - dma_addr_t bus; - u16 page_offset; -}; - -/* - * This structure is the main tracking structure for a NIC interface. - */ -struct be_net_object { - /* MCC Ring - used to send fwcmds to embedded ARM processor */ - struct MCC_WRB_AMAP *mcc_q; /* VA of the start of the ring */ - u32 mcc_q_len; /* # of WRB entries in this ring */ - u32 mcc_q_size; - u32 mcc_q_hd; /* MCC ring head */ - u8 mcc_q_created; /* flag to help cleanup */ - struct be_mcc_object mcc_q_obj; /* BECLIB's MCC ring Object */ - dma_addr_t mcc_q_bus; /* DMA'ble bus address */ - - /* MCC Completion Ring - FW responses to fwcmds sent from MCC ring */ - struct MCC_CQ_ENTRY_AMAP *mcc_cq; /* VA of the start of the ring */ - u32 mcc_cq_len; /* # of compl. entries in this ring */ - u32 mcc_cq_size; - u32 mcc_cq_tl; /* compl. ring tail */ - u8 mcc_cq_created; /* flag to help cleanup */ - struct be_cq_object mcc_cq_obj; /* BECLIB's MCC compl. ring object */ - u32 mcc_cq_id; /* MCC ring ID */ - dma_addr_t mcc_cq_bus; /* DMA'ble bus address */ - - struct ring_desc mb_rd; /* RD for MCC_MAIL_BOX */ - void *mb_ptr; /* mailbox ptr to be freed */ - dma_addr_t mb_bus; /* DMA'ble bus address */ - u32 mb_size; - - /* BEClib uses an array of context objects to track outstanding - * requests to the MCC. We need allocate the same number of - * conext entries as the number of entries in the MCC WRB ring - */ - u32 mcc_wrb_ctxt_size; - void *mcc_wrb_ctxt; /* pointer to the context area */ - u32 mcc_wrb_ctxtLen; /* Number of entries in the context */ - /* - * NIC send request ring - used for xmitting raw ether frames. - */ - struct ETH_WRB_AMAP *tx_q; /* VA of the start of the ring */ - u32 tx_q_len; /* # if entries in the send ring */ - u32 tx_q_size; - u32 tx_q_hd; /* Head index. Next req. goes here */ - u32 tx_q_tl; /* Tail indx. oldest outstanding req. */ - u8 tx_q_created; /* flag to help cleanup */ - struct be_ethsq_object tx_q_obj;/* BECLIB's send Q handle */ - dma_addr_t tx_q_bus; /* DMA'ble bus address */ - u32 tx_q_id; /* send queue ring ID */ - u32 tx_q_port; /* 0 no binding, 1 port A, 2 port B */ - atomic_t tx_q_used; /* # of WRBs used */ - /* ptr to an array in which we store context info for each send req. */ - void **tx_ctxt; - /* - * NIC Send compl. ring - completion status for all NIC frames xmitted. - */ - struct ETH_TX_COMPL_AMAP *tx_cq;/* VA of start of the ring */ - u32 txcq_len; /* # of entries in the ring */ - u32 tx_cq_size; - /* - * index into compl ring where the host expects next completion entry - */ - u32 tx_cq_tl; - u32 tx_cq_id; /* completion queue id */ - u8 tx_cq_created; /* flag to help cleanup */ - struct be_cq_object tx_cq_obj; - dma_addr_t tx_cq_bus; /* DMA'ble bus address */ - /* - * Event Queue - all completion entries post events here. - */ - struct EQ_ENTRY_AMAP *event_q; /* VA of start of event queue */ - u32 event_q_len; /* # of entries */ - u32 event_q_size; - u32 event_q_tl; /* Tail of the event queue */ - u32 event_q_id; /* Event queue ID */ - u8 event_q_created; /* flag to help cleanup */ - struct be_eq_object event_q_obj; /* Queue handle */ - dma_addr_t event_q_bus; /* DMA'ble bus address */ - /* - * NIC receive queue - Data buffers to be used for receiving unicast, - * broadcast and multi-cast frames are posted here. - */ - struct ETH_RX_D_AMAP *rx_q; /* VA of start of the queue */ - u32 rx_q_len; /* # of entries */ - u32 rx_q_size; - u32 rx_q_hd; /* Head of the queue */ - atomic_t rx_q_posted; /* number of posted buffers */ - u32 rx_q_id; /* queue ID */ - u8 rx_q_created; /* flag to help cleanup */ - struct be_ethrq_object rx_q_obj; /* NIC RX queue handle */ - dma_addr_t rx_q_bus; /* DMA'ble bus address */ - /* - * Pointer to an array of opaque context object for use by OSM driver - */ - void **rx_ctxt; - /* - * NIC unicast RX completion queue - all unicast ether frame completion - * statuses from BE come here. - */ - struct ETH_RX_COMPL_AMAP *rx_cq; /* VA of start of the queue */ - u32 rx_cq_len; /* # of entries */ - u32 rx_cq_size; - u32 rx_cq_tl; /* Tail of the queue */ - u32 rx_cq_id; /* queue ID */ - u8 rx_cq_created; /* flag to help cleanup */ - struct be_cq_object rx_cq_obj; /* queue handle */ - dma_addr_t rx_cq_bus; /* DMA'ble bus address */ - struct be_function_object fn_obj; /* function object */ - bool fn_obj_created; - u32 rx_buf_size; /* Size of the RX buffers */ - - struct net_device *netdev; - struct be_recv_buffer eth_rx_bufs[256]; /* to pass Rx buffer - addresses */ - struct be_adapter *adapter; /* Pointer to OSM adapter */ - u32 devno; /* OSM, network dev no. */ - u32 use_port; /* Current active port */ - struct be_rx_page_info *rx_page_info; /* Array of Rx buf pages */ - u32 rx_pg_info_hd; /* Head of queue */ - int rxbuf_post_fail; /* RxBuff posting fail count */ - bool rx_pg_shared; /* Is an allocsted page shared as two frags ? */ - struct vlan_group *vlan_grp; - u32 num_vlans; /* Number of vlans in BE's filter */ - u16 vlan_tag[BE_NUM_VLAN_SUPPORTED]; /* vlans currently configured */ - struct napi_struct napi; - struct net_lro_mgr lro_mgr; - struct net_lro_desc lro_desc[BE_MAX_LRO_DESCRIPTORS]; -}; - -#define NET_FH(np) (&(np)->fn_obj) - -/* - * BE driver statistics. - */ -struct be_drvr_stat { - u32 bes_tx_reqs; /* number of TX requests initiated */ - u32 bes_tx_fails; /* number of TX requests that failed */ - u32 bes_fwd_reqs; /* number of send reqs through forwarding i/f */ - u32 bes_tx_wrbs; /* number of tx WRBs used */ - - u32 bes_ints; /* number of interrupts */ - u32 bes_polls; /* number of times NAPI called poll function */ - u32 bes_events; /* total evet entries processed */ - u32 bes_tx_events; /* number of tx completion events */ - u32 bes_rx_events; /* number of ucast rx completion events */ - u32 bes_tx_compl; /* number of tx completion entries processed */ - u32 bes_rx_compl; /* number of rx completion entries - processed */ - u32 bes_ethrx_post_fail; /* number of ethrx buffer alloc - failures */ - /* - * number of non ether type II frames dropped where - * frame len > length field of Mac Hdr - */ - u32 bes_802_3_dropped_frames; - /* - * number of non ether type II frames malformed where - * in frame len < length field of Mac Hdr - */ - u32 bes_802_3_malformed_frames; - u32 bes_ips; /* interrupts / sec */ - u32 bes_prev_ints; /* bes_ints at last IPS calculation */ - u16 bes_eth_tx_rate; /* ETH TX rate - Mb/sec */ - u16 bes_eth_rx_rate; /* ETH RX rate - Mb/sec */ - u32 bes_rx_coal; /* Num pkts coalasced */ - u32 bes_rx_flush; /* Num times coalasced */ - u32 bes_link_change_physical; /*Num of times physical link changed */ - u32 bes_link_change_virtual; /*Num of times virtual link changed */ - u32 bes_rx_misc_pkts; /* Misc pkts received */ -}; - -/* Maximum interrupt delay (in microseconds) allowed */ -#define MAX_EQD 120 - -/* - * timer to prevent system shutdown hang for ever if h/w stops responding - */ -struct be_timer_ctxt { - atomic_t get_stat_flag; - struct timer_list get_stats_timer; - unsigned long get_stat_sem_addr; -} ; - -/* This structure is the main BladeEngine driver context. */ -struct be_adapter { - struct net_device *netdevp; - struct be_drvr_stat be_stat; - struct net_device_stats benet_stats; - - /* PCI BAR mapped addresses */ - u8 __iomem *csr_va; /* CSR */ - u8 __iomem *db_va; /* Door Bell */ - u8 __iomem *pci_va; /* PCI Config */ - - struct tasklet_struct sts_handler; - struct timer_list cq_timer; - spinlock_t int_lock; /* to protect the isr field in adapter */ - - struct FWCMD_ETH_GET_STATISTICS *eth_statsp; - /* - * This will enable the use of ethtool to enable or disable - * Checksum on Rx pkts to be obeyed or disobeyed. - * If this is true = 1, then whatever is the checksum on the - * Received pkt as per BE, it will be given to the stack. - * Else the stack will re calculate it. - */ - bool rx_csum; - /* - * This will enable the use of ethtool to enable or disable - * Coalese on Rx pkts to be obeyed or disobeyed. - * If this is grater than 0 and less than 16 then coalascing - * is enabled else it is disabled - */ - u32 max_rx_coal; - struct pci_dev *pdev; /* Pointer to OS's PCI dvice */ - - spinlock_t txq_lock; /* to stop/wake queue based on tx_q_used */ - - u32 isr; /* copy of Intr status reg. */ - - u32 port0_link_sts; /* Port 0 link status */ - u32 port1_link_sts; /* port 1 list status */ - struct BE_LINK_STATUS *be_link_sts; - - /* pointer to the first netobject of this adapter */ - struct be_net_object *net_obj; - - /* Flags to indicate what to clean up */ - bool tasklet_started; - bool isr_registered; - /* - * adaptive interrupt coalescing (AIC) related - */ - bool enable_aic; /* 1 if AIC is enabled */ - u16 min_eqd; /* minimum EQ delay in usec */ - u16 max_eqd; /* minimum EQ delay in usec */ - u16 cur_eqd; /* current EQ delay in usec */ - /* - * book keeping for interrupt / sec and TX/RX rate calculation - */ - ulong ips_jiffies; /* jiffies at last IPS calc */ - u32 eth_tx_bytes; - ulong eth_tx_jiffies; - u32 eth_rx_bytes; - ulong eth_rx_jiffies; - - struct semaphore get_eth_stat_sem; - - /* timer ctxt to prevent shutdown hanging due to un-responsive BE */ - struct be_timer_ctxt timer_ctxt; - -#define BE_MAX_MSIX_VECTORS 32 -#define BE_MAX_REQ_MSIX_VECTORS 1 /* only one EQ in Linux driver */ - struct msix_entry msix_entries[BE_MAX_MSIX_VECTORS]; - bool msix_enabled; - bool dma_64bit_cap; /* the Device DAC capable or not */ - u8 dev_state; /* The current state of the device */ - u8 dev_pm_state; /* The State of device before going to suspend */ -}; - -/* - * Every second we look at the ints/sec and adjust eq_delay - * between adapter->min_eqd and adapter->max_eqd to keep the ints/sec between - * IPS_HI_WM and IPS_LO_WM. - */ -#define IPS_HI_WM 18000 -#define IPS_LO_WM 8000 - - -static inline void index_adv(u32 *index, u32 val, u32 limit) -{ - BUG_ON(limit & (limit-1)); - *index = (*index + val) & (limit - 1); -} - -static inline void index_inc(u32 *index, u32 limit) -{ - BUG_ON(limit & (limit-1)); - *index = (*index + 1) & (limit - 1); -} - -static inline void be_adv_eq_tl(struct be_net_object *pnob) -{ - index_inc(&pnob->event_q_tl, pnob->event_q_len); -} - -static inline void be_adv_txq_hd(struct be_net_object *pnob) -{ - index_inc(&pnob->tx_q_hd, pnob->tx_q_len); -} - -static inline void be_adv_txq_tl(struct be_net_object *pnob) -{ - index_inc(&pnob->tx_q_tl, pnob->tx_q_len); -} - -static inline void be_adv_txcq_tl(struct be_net_object *pnob) -{ - index_inc(&pnob->tx_cq_tl, pnob->txcq_len); -} - -static inline void be_adv_rxq_hd(struct be_net_object *pnob) -{ - index_inc(&pnob->rx_q_hd, pnob->rx_q_len); -} - -static inline void be_adv_rxcq_tl(struct be_net_object *pnob) -{ - index_inc(&pnob->rx_cq_tl, pnob->rx_cq_len); -} - -static inline u32 tx_compl_lastwrb_idx_get(struct be_net_object *pnob) -{ - return (pnob->tx_q_tl + *(u32 *)&pnob->tx_ctxt[pnob->tx_q_tl] - 1) - & (pnob->tx_q_len - 1); -} - -int benet_init(struct net_device *); -int be_ethtool_ioctl(struct net_device *, struct ifreq *); -struct net_device_stats *benet_get_stats(struct net_device *); -void be_process_intr(unsigned long context); -irqreturn_t be_int(int irq, void *dev); -void be_post_eth_rx_buffs(struct be_net_object *); -void be_get_stat_cb(void *, int, struct MCC_WRB_AMAP *); -void be_get_stats_timer_handler(unsigned long); -void be_wait_nic_tx_cmplx_cmpl(struct be_net_object *); -void be_print_link_info(struct BE_LINK_STATUS *); -void be_update_link_status(struct be_adapter *); -void be_init_procfs(struct be_adapter *); -void be_cleanup_procfs(struct be_adapter *); -int be_poll(struct napi_struct *, int); -struct ETH_RX_COMPL_AMAP *be_get_rx_cmpl(struct be_net_object *); -void be_notify_cmpl(struct be_net_object *, int, int, int); -void be_enable_intr(struct be_net_object *); -void be_enable_eq_intr(struct be_net_object *); -void be_disable_intr(struct be_net_object *); -void be_disable_eq_intr(struct be_net_object *); -int be_set_uc_mac_adr(struct be_net_object *, u8, u8, u8, - u8 *, mcc_wrb_cqe_callback, void *); -int be_get_flow_ctl(struct be_function_object *pFnObj, bool *, bool *); -void process_one_tx_compl(struct be_net_object *pnob, u32 end_idx); - -#endif /* _BENET_H_ */ diff --git a/drivers/staging/benet/bestatus.h b/drivers/staging/benet/bestatus.h deleted file mode 100644 index 59c7a4b62223..000000000000 --- a/drivers/staging/benet/bestatus.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#ifndef _BESTATUS_H_ -#define _BESTATUS_H_ - -#define BE_SUCCESS (0x00000000L) -/* - * MessageId: BE_PENDING - * The BladeEngine Driver call succeeded, and pended operation. - */ -#define BE_PENDING (0x20070001L) -#define BE_STATUS_PENDING (BE_PENDING) -/* - * MessageId: BE_NOT_OK - * An error occurred. - */ -#define BE_NOT_OK (0xE0070002L) -/* - * MessageId: BE_STATUS_SYSTEM_RESOURCES - * Insufficient host system resources exist to complete the API. - */ -#define BE_STATUS_SYSTEM_RESOURCES (0xE0070003L) -/* - * MessageId: BE_STATUS_CHIP_RESOURCES - * Insufficient chip resources exist to complete the API. - */ -#define BE_STATUS_CHIP_RESOURCES (0xE0070004L) -/* - * MessageId: BE_STATUS_NO_RESOURCE - * Insufficient resources to complete request. - */ -#define BE_STATUS_NO_RESOURCE (0xE0070005L) -/* - * MessageId: BE_STATUS_BUSY - * Resource is currently busy. - */ -#define BE_STATUS_BUSY (0xE0070006L) -/* - * MessageId: BE_STATUS_INVALID_PARAMETER - * Invalid Parameter in request. - */ -#define BE_STATUS_INVALID_PARAMETER (0xE0000007L) -/* - * MessageId: BE_STATUS_NOT_SUPPORTED - * Requested operation is not supported. - */ -#define BE_STATUS_NOT_SUPPORTED (0xE000000DL) - -/* - * *************************************************************************** - * E T H E R N E T S T A T U S - * *************************************************************************** - */ - -/* - * MessageId: BE_ETH_TX_ERROR - * The Ethernet device driver failed to transmit a packet. - */ -#define BE_ETH_TX_ERROR (0xE0070101L) - -/* - * *************************************************************************** - * S H A R E D S T A T U S - * *************************************************************************** - */ - -/* - * MessageId: BE_STATUS_VBD_INVALID_VERSION - * The device driver is not compatible with this version of the VBD. - */ -#define BE_STATUS_INVALID_VERSION (0xE0070402L) -/* - * MessageId: BE_STATUS_DOMAIN_DENIED - * The operation failed to complete due to insufficient access - * rights for the requesting domain. - */ -#define BE_STATUS_DOMAIN_DENIED (0xE0070403L) -/* - * MessageId: BE_STATUS_TCP_NOT_STARTED - * The embedded TCP/IP stack has not been started. - */ -#define BE_STATUS_TCP_NOT_STARTED (0xE0070409L) -/* - * MessageId: BE_STATUS_NO_MCC_WRB - * No free MCC WRB are available for posting the request. - */ -#define BE_STATUS_NO_MCC_WRB (0xE0070414L) - -#endif /* _BESTATUS_ */ diff --git a/drivers/staging/benet/cev.h b/drivers/staging/benet/cev.h deleted file mode 100644 index 30996920a544..000000000000 --- a/drivers/staging/benet/cev.h +++ /dev/null @@ -1,243 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __cev_amap_h__ -#define __cev_amap_h__ -#include "ep.h" - -/* - * Host Interrupt Status Register 0. The first of four application - * interrupt status registers. This register contains the interrupts - * for Event Queues EQ0 through EQ31. - */ -struct BE_CEV_ISR0_CSR_AMAP { - u8 interrupt0; /* DWORD 0 */ - u8 interrupt1; /* DWORD 0 */ - u8 interrupt2; /* DWORD 0 */ - u8 interrupt3; /* DWORD 0 */ - u8 interrupt4; /* DWORD 0 */ - u8 interrupt5; /* DWORD 0 */ - u8 interrupt6; /* DWORD 0 */ - u8 interrupt7; /* DWORD 0 */ - u8 interrupt8; /* DWORD 0 */ - u8 interrupt9; /* DWORD 0 */ - u8 interrupt10; /* DWORD 0 */ - u8 interrupt11; /* DWORD 0 */ - u8 interrupt12; /* DWORD 0 */ - u8 interrupt13; /* DWORD 0 */ - u8 interrupt14; /* DWORD 0 */ - u8 interrupt15; /* DWORD 0 */ - u8 interrupt16; /* DWORD 0 */ - u8 interrupt17; /* DWORD 0 */ - u8 interrupt18; /* DWORD 0 */ - u8 interrupt19; /* DWORD 0 */ - u8 interrupt20; /* DWORD 0 */ - u8 interrupt21; /* DWORD 0 */ - u8 interrupt22; /* DWORD 0 */ - u8 interrupt23; /* DWORD 0 */ - u8 interrupt24; /* DWORD 0 */ - u8 interrupt25; /* DWORD 0 */ - u8 interrupt26; /* DWORD 0 */ - u8 interrupt27; /* DWORD 0 */ - u8 interrupt28; /* DWORD 0 */ - u8 interrupt29; /* DWORD 0 */ - u8 interrupt30; /* DWORD 0 */ - u8 interrupt31; /* DWORD 0 */ -} __packed; -struct CEV_ISR0_CSR_AMAP { - u32 dw[1]; -}; - -/* - * Host Interrupt Status Register 1. The second of four application - * interrupt status registers. This register contains the interrupts - * for Event Queues EQ32 through EQ63. - */ -struct BE_CEV_ISR1_CSR_AMAP { - u8 interrupt32; /* DWORD 0 */ - u8 interrupt33; /* DWORD 0 */ - u8 interrupt34; /* DWORD 0 */ - u8 interrupt35; /* DWORD 0 */ - u8 interrupt36; /* DWORD 0 */ - u8 interrupt37; /* DWORD 0 */ - u8 interrupt38; /* DWORD 0 */ - u8 interrupt39; /* DWORD 0 */ - u8 interrupt40; /* DWORD 0 */ - u8 interrupt41; /* DWORD 0 */ - u8 interrupt42; /* DWORD 0 */ - u8 interrupt43; /* DWORD 0 */ - u8 interrupt44; /* DWORD 0 */ - u8 interrupt45; /* DWORD 0 */ - u8 interrupt46; /* DWORD 0 */ - u8 interrupt47; /* DWORD 0 */ - u8 interrupt48; /* DWORD 0 */ - u8 interrupt49; /* DWORD 0 */ - u8 interrupt50; /* DWORD 0 */ - u8 interrupt51; /* DWORD 0 */ - u8 interrupt52; /* DWORD 0 */ - u8 interrupt53; /* DWORD 0 */ - u8 interrupt54; /* DWORD 0 */ - u8 interrupt55; /* DWORD 0 */ - u8 interrupt56; /* DWORD 0 */ - u8 interrupt57; /* DWORD 0 */ - u8 interrupt58; /* DWORD 0 */ - u8 interrupt59; /* DWORD 0 */ - u8 interrupt60; /* DWORD 0 */ - u8 interrupt61; /* DWORD 0 */ - u8 interrupt62; /* DWORD 0 */ - u8 interrupt63; /* DWORD 0 */ -} __packed; -struct CEV_ISR1_CSR_AMAP { - u32 dw[1]; -}; -/* - * Host Interrupt Status Register 2. The third of four application - * interrupt status registers. This register contains the interrupts - * for Event Queues EQ64 through EQ95. - */ -struct BE_CEV_ISR2_CSR_AMAP { - u8 interrupt64; /* DWORD 0 */ - u8 interrupt65; /* DWORD 0 */ - u8 interrupt66; /* DWORD 0 */ - u8 interrupt67; /* DWORD 0 */ - u8 interrupt68; /* DWORD 0 */ - u8 interrupt69; /* DWORD 0 */ - u8 interrupt70; /* DWORD 0 */ - u8 interrupt71; /* DWORD 0 */ - u8 interrupt72; /* DWORD 0 */ - u8 interrupt73; /* DWORD 0 */ - u8 interrupt74; /* DWORD 0 */ - u8 interrupt75; /* DWORD 0 */ - u8 interrupt76; /* DWORD 0 */ - u8 interrupt77; /* DWORD 0 */ - u8 interrupt78; /* DWORD 0 */ - u8 interrupt79; /* DWORD 0 */ - u8 interrupt80; /* DWORD 0 */ - u8 interrupt81; /* DWORD 0 */ - u8 interrupt82; /* DWORD 0 */ - u8 interrupt83; /* DWORD 0 */ - u8 interrupt84; /* DWORD 0 */ - u8 interrupt85; /* DWORD 0 */ - u8 interrupt86; /* DWORD 0 */ - u8 interrupt87; /* DWORD 0 */ - u8 interrupt88; /* DWORD 0 */ - u8 interrupt89; /* DWORD 0 */ - u8 interrupt90; /* DWORD 0 */ - u8 interrupt91; /* DWORD 0 */ - u8 interrupt92; /* DWORD 0 */ - u8 interrupt93; /* DWORD 0 */ - u8 interrupt94; /* DWORD 0 */ - u8 interrupt95; /* DWORD 0 */ -} __packed; -struct CEV_ISR2_CSR_AMAP { - u32 dw[1]; -}; - -/* - * Host Interrupt Status Register 3. The fourth of four application - * interrupt status registers. This register contains the interrupts - * for Event Queues EQ96 through EQ127. - */ -struct BE_CEV_ISR3_CSR_AMAP { - u8 interrupt96; /* DWORD 0 */ - u8 interrupt97; /* DWORD 0 */ - u8 interrupt98; /* DWORD 0 */ - u8 interrupt99; /* DWORD 0 */ - u8 interrupt100; /* DWORD 0 */ - u8 interrupt101; /* DWORD 0 */ - u8 interrupt102; /* DWORD 0 */ - u8 interrupt103; /* DWORD 0 */ - u8 interrupt104; /* DWORD 0 */ - u8 interrupt105; /* DWORD 0 */ - u8 interrupt106; /* DWORD 0 */ - u8 interrupt107; /* DWORD 0 */ - u8 interrupt108; /* DWORD 0 */ - u8 interrupt109; /* DWORD 0 */ - u8 interrupt110; /* DWORD 0 */ - u8 interrupt111; /* DWORD 0 */ - u8 interrupt112; /* DWORD 0 */ - u8 interrupt113; /* DWORD 0 */ - u8 interrupt114; /* DWORD 0 */ - u8 interrupt115; /* DWORD 0 */ - u8 interrupt116; /* DWORD 0 */ - u8 interrupt117; /* DWORD 0 */ - u8 interrupt118; /* DWORD 0 */ - u8 interrupt119; /* DWORD 0 */ - u8 interrupt120; /* DWORD 0 */ - u8 interrupt121; /* DWORD 0 */ - u8 interrupt122; /* DWORD 0 */ - u8 interrupt123; /* DWORD 0 */ - u8 interrupt124; /* DWORD 0 */ - u8 interrupt125; /* DWORD 0 */ - u8 interrupt126; /* DWORD 0 */ - u8 interrupt127; /* DWORD 0 */ -} __packed; -struct CEV_ISR3_CSR_AMAP { - u32 dw[1]; -}; - -/* Completions and Events block Registers. */ -struct BE_CEV_CSRMAP_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ - u8 rsvd1[32]; /* DWORD 1 */ - u8 rsvd2[32]; /* DWORD 2 */ - u8 rsvd3[32]; /* DWORD 3 */ - struct BE_CEV_ISR0_CSR_AMAP isr0; - struct BE_CEV_ISR1_CSR_AMAP isr1; - struct BE_CEV_ISR2_CSR_AMAP isr2; - struct BE_CEV_ISR3_CSR_AMAP isr3; - u8 rsvd4[32]; /* DWORD 8 */ - u8 rsvd5[32]; /* DWORD 9 */ - u8 rsvd6[32]; /* DWORD 10 */ - u8 rsvd7[32]; /* DWORD 11 */ - u8 rsvd8[32]; /* DWORD 12 */ - u8 rsvd9[32]; /* DWORD 13 */ - u8 rsvd10[32]; /* DWORD 14 */ - u8 rsvd11[32]; /* DWORD 15 */ - u8 rsvd12[32]; /* DWORD 16 */ - u8 rsvd13[32]; /* DWORD 17 */ - u8 rsvd14[32]; /* DWORD 18 */ - u8 rsvd15[32]; /* DWORD 19 */ - u8 rsvd16[32]; /* DWORD 20 */ - u8 rsvd17[32]; /* DWORD 21 */ - u8 rsvd18[32]; /* DWORD 22 */ - u8 rsvd19[32]; /* DWORD 23 */ - u8 rsvd20[32]; /* DWORD 24 */ - u8 rsvd21[32]; /* DWORD 25 */ - u8 rsvd22[32]; /* DWORD 26 */ - u8 rsvd23[32]; /* DWORD 27 */ - u8 rsvd24[32]; /* DWORD 28 */ - u8 rsvd25[32]; /* DWORD 29 */ - u8 rsvd26[32]; /* DWORD 30 */ - u8 rsvd27[32]; /* DWORD 31 */ - u8 rsvd28[32]; /* DWORD 32 */ - u8 rsvd29[32]; /* DWORD 33 */ - u8 rsvd30[192]; /* DWORD 34 */ - u8 rsvd31[192]; /* DWORD 40 */ - u8 rsvd32[160]; /* DWORD 46 */ - u8 rsvd33[160]; /* DWORD 51 */ - u8 rsvd34[160]; /* DWORD 56 */ - u8 rsvd35[96]; /* DWORD 61 */ - u8 rsvd36[192][32]; /* DWORD 64 */ -} __packed; -struct CEV_CSRMAP_AMAP { - u32 dw[256]; -}; - -#endif /* __cev_amap_h__ */ diff --git a/drivers/staging/benet/cq.c b/drivers/staging/benet/cq.c deleted file mode 100644 index 650458645433..000000000000 --- a/drivers/staging/benet/cq.c +++ /dev/null @@ -1,211 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#include "hwlib.h" -#include "bestatus.h" - -/* - * Completion Queue Objects - */ -/* - *============================================================================ - * P U B L I C R O U T I N E S - *============================================================================ - */ - -/* - This routine creates a completion queue based on the client completion - queue configuration information. - - - FunctionObject - Handle to a function object - CqBaseVa - Base VA for a the CQ ring - NumEntries - CEV_CQ_CNT_* values - solEventEnable - 0 = All CQEs can generate Events if CQ is eventable - 1 = only CQEs with solicited bit set are eventable - eventable - Eventable CQ, generates interrupts. - nodelay - 1 = Force interrupt, relevent if CQ eventable. - Interrupt is asserted immediately after EQE - write is confirmed, regardless of EQ Timer - or watermark settings. - wme - Enable watermark based coalescing - wmThresh - High watermark(CQ fullness at which event - or interrupt should be asserted). These are the - CEV_WATERMARK encoded values. - EqObject - EQ Handle to assign to this CQ - ppCqObject - Internal CQ Handle returned. - - Returns BE_SUCCESS if successfull, otherwise a useful error code is - returned. - - IRQL < DISPATCH_LEVEL - -*/ -int be_cq_create(struct be_function_object *pfob, - struct ring_desc *rd, u32 length, bool solicited_eventable, - bool no_delay, u32 wm_thresh, - struct be_eq_object *eq_object, struct be_cq_object *cq_object) -{ - int status = BE_SUCCESS; - u32 num_entries_encoding; - u32 num_entries = length / sizeof(struct MCC_CQ_ENTRY_AMAP); - struct FWCMD_COMMON_CQ_CREATE *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - u32 n; - unsigned long irql; - - ASSERT(rd); - ASSERT(cq_object); - ASSERT(length % sizeof(struct MCC_CQ_ENTRY_AMAP) == 0); - - switch (num_entries) { - case 256: - num_entries_encoding = CEV_CQ_CNT_256; - break; - case 512: - num_entries_encoding = CEV_CQ_CNT_512; - break; - case 1024: - num_entries_encoding = CEV_CQ_CNT_1024; - break; - default: - ASSERT(0); - return BE_STATUS_INVALID_PARAMETER; - } - - /* - * All cq entries all the same size. Use iSCSI version - * as a test for the proper rd length. - */ - memset(cq_object, 0, sizeof(*cq_object)); - - atomic_set(&cq_object->ref_count, 0); - cq_object->parent_function = pfob; - cq_object->eq_object = eq_object; - cq_object->num_entries = num_entries; - /* save for MCC cq processing */ - cq_object->va = rd->va; - - /* map into UT. */ - length = num_entries * sizeof(struct MCC_CQ_ENTRY_AMAP); - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - ASSERT(wrb); - TRACE(DL_ERR, "No free MCC WRBs in create EQ."); - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_CQ_CREATE); - - fwcmd->params.request.num_pages = PAGES_SPANNED(OFFSET_IN_PAGE(rd->va), - length); - - AMAP_SET_BITS_PTR(CQ_CONTEXT, valid, &fwcmd->params.request.context, 1); - n = pfob->pci_function_number; - AMAP_SET_BITS_PTR(CQ_CONTEXT, Func, &fwcmd->params.request.context, n); - - n = (eq_object != NULL); - AMAP_SET_BITS_PTR(CQ_CONTEXT, Eventable, - &fwcmd->params.request.context, n); - AMAP_SET_BITS_PTR(CQ_CONTEXT, Armed, &fwcmd->params.request.context, 1); - - n = eq_object ? eq_object->eq_id : 0; - AMAP_SET_BITS_PTR(CQ_CONTEXT, EQID, &fwcmd->params.request.context, n); - AMAP_SET_BITS_PTR(CQ_CONTEXT, Count, - &fwcmd->params.request.context, num_entries_encoding); - - n = 0; /* Protection Domain is always 0 in Linux driver */ - AMAP_SET_BITS_PTR(CQ_CONTEXT, PD, &fwcmd->params.request.context, n); - AMAP_SET_BITS_PTR(CQ_CONTEXT, NoDelay, - &fwcmd->params.request.context, no_delay); - AMAP_SET_BITS_PTR(CQ_CONTEXT, SolEvent, - &fwcmd->params.request.context, solicited_eventable); - - n = (wm_thresh != 0xFFFFFFFF); - AMAP_SET_BITS_PTR(CQ_CONTEXT, WME, &fwcmd->params.request.context, n); - - n = (n ? wm_thresh : 0); - AMAP_SET_BITS_PTR(CQ_CONTEXT, Watermark, - &fwcmd->params.request.context, n); - /* Create a page list for the FWCMD. */ - be_rd_to_pa_list(rd, fwcmd->params.request.pages, - ARRAY_SIZE(fwcmd->params.request.pages)); - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - if (status != BE_SUCCESS) { - TRACE(DL_ERR, "MCC to create CQ failed."); - goto Error; - } - /* Remember the CQ id. */ - cq_object->cq_id = fwcmd->params.response.cq_id; - - /* insert this cq into eq_object reference */ - if (eq_object) { - atomic_inc(&eq_object->ref_count); - list_add_tail(&cq_object->cqlist_for_eq, - &eq_object->cq_list_head); - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - - Deferences the given object. Once the object's reference count drops to - zero, the object is destroyed and all resources that are held by this object - are released. The on-chip context is also destroyed along with the queue - ID, and any mappings made into the UT. - - cq_object - CQ handle returned from cq_object_create. - - returns the current reference count on the object - - IRQL: IRQL < DISPATCH_LEVEL -*/ -int be_cq_destroy(struct be_cq_object *cq_object) -{ - int status = 0; - - /* Nothing should reference this CQ at this point. */ - ASSERT(atomic_read(&cq_object->ref_count) == 0); - - /* Send fwcmd to destroy the CQ. */ - status = be_function_ring_destroy(cq_object->parent_function, - cq_object->cq_id, FWCMD_RING_TYPE_CQ, - NULL, NULL, NULL, NULL); - ASSERT(status == 0); - - /* Remove reference if this is an eventable CQ. */ - if (cq_object->eq_object) { - atomic_dec(&cq_object->eq_object->ref_count); - list_del(&cq_object->cqlist_for_eq); - } - return BE_SUCCESS; -} - diff --git a/drivers/staging/benet/descriptors.h b/drivers/staging/benet/descriptors.h deleted file mode 100644 index 8da438c407d2..000000000000 --- a/drivers/staging/benet/descriptors.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __descriptors_amap_h__ -#define __descriptors_amap_h__ - -/* - * --- IPC_NODE_ID_ENUM --- - * IPC processor id values - */ -#define TPOST_NODE_ID (0) /* TPOST ID */ -#define TPRE_NODE_ID (1) /* TPRE ID */ -#define TXULP0_NODE_ID (2) /* TXULP0 ID */ -#define TXULP1_NODE_ID (3) /* TXULP1 ID */ -#define TXULP2_NODE_ID (4) /* TXULP2 ID */ -#define RXULP0_NODE_ID (5) /* RXULP0 ID */ -#define RXULP1_NODE_ID (6) /* RXULP1 ID */ -#define RXULP2_NODE_ID (7) /* RXULP2 ID */ -#define MPU_NODE_ID (15) /* MPU ID */ - -/* - * --- MAC_ID_ENUM --- - * Meaning of the mac_id field in rxpp_eth_d - */ -#define PORT0_HOST_MAC0 (0) /* PD 0, Port 0, host networking, MAC 0. */ -#define PORT0_HOST_MAC1 (1) /* PD 0, Port 0, host networking, MAC 1. */ -#define PORT0_STORAGE_MAC0 (2) /* PD 0, Port 0, host storage, MAC 0. */ -#define PORT0_STORAGE_MAC1 (3) /* PD 0, Port 0, host storage, MAC 1. */ -#define PORT1_HOST_MAC0 (4) /* PD 0, Port 1 host networking, MAC 0. */ -#define PORT1_HOST_MAC1 (5) /* PD 0, Port 1 host networking, MAC 1. */ -#define PORT1_STORAGE_MAC0 (6) /* PD 0, Port 1 host storage, MAC 0. */ -#define PORT1_STORAGE_MAC1 (7) /* PD 0, Port 1 host storage, MAC 1. */ -#define FIRST_VM_MAC (8) /* PD 1 MAC. Protection domains have IDs */ - /* from 0x8-0x26, one per PD. */ -#define LAST_VM_MAC (38) /* PD 31 MAC. */ -#define MGMT_MAC (39) /* Management port MAC. */ -#define MARBLE_MAC0 (59) /* Used for flushing function 0 receive */ - /* - * queues before re-using a torn-down - * receive ring. the DA = - * 00-00-00-00-00-00, and the MSB of the - * SA = 00 - */ -#define MARBLE_MAC1 (60) /* Used for flushing function 1 receive */ - /* - * queues before re-using a torn-down - * receive ring. the DA = - * 00-00-00-00-00-00, and the MSB of the - * SA != 00 - */ -#define NULL_MAC (61) /* Promiscuous mode, indicates no match */ -#define MCAST_MAC (62) /* Multicast match. */ -#define BCAST_MATCH (63) /* Broadcast match. */ - -#endif /* __descriptors_amap_h__ */ diff --git a/drivers/staging/benet/doorbells.h b/drivers/staging/benet/doorbells.h deleted file mode 100644 index 550cc4d5d6f7..000000000000 --- a/drivers/staging/benet/doorbells.h +++ /dev/null @@ -1,179 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __doorbells_amap_h__ -#define __doorbells_amap_h__ - -/* The TX/RDMA send queue doorbell. */ -struct BE_SQ_DB_AMAP { - u8 cid[11]; /* DWORD 0 */ - u8 rsvd0[5]; /* DWORD 0 */ - u8 numPosted[14]; /* DWORD 0 */ - u8 rsvd1[2]; /* DWORD 0 */ -} __packed; -struct SQ_DB_AMAP { - u32 dw[1]; -}; - -/* The receive queue doorbell. */ -struct BE_RQ_DB_AMAP { - u8 rq[10]; /* DWORD 0 */ - u8 rsvd0[13]; /* DWORD 0 */ - u8 Invalidate; /* DWORD 0 */ - u8 numPosted[8]; /* DWORD 0 */ -} __packed; -struct RQ_DB_AMAP { - u32 dw[1]; -}; - -/* - * The CQ/EQ doorbell. Software MUST set reserved fields in this - * descriptor to zero, otherwise (CEV) hardware will not execute the - * doorbell (flagging a bad_db_qid error instead). - */ -struct BE_CQ_DB_AMAP { - u8 qid[10]; /* DWORD 0 */ - u8 rsvd0[4]; /* DWORD 0 */ - u8 rearm; /* DWORD 0 */ - u8 event; /* DWORD 0 */ - u8 num_popped[13]; /* DWORD 0 */ - u8 rsvd1[3]; /* DWORD 0 */ -} __packed; -struct CQ_DB_AMAP { - u32 dw[1]; -}; - -struct BE_TPM_RQ_DB_AMAP { - u8 qid[10]; /* DWORD 0 */ - u8 rsvd0[6]; /* DWORD 0 */ - u8 numPosted[11]; /* DWORD 0 */ - u8 mss_cnt[5]; /* DWORD 0 */ -} __packed; -struct TPM_RQ_DB_AMAP { - u32 dw[1]; -}; - -/* - * Post WRB Queue Doorbell Register used by the host Storage stack - * to notify the controller of a posted Work Request Block - */ -struct BE_WRB_POST_DB_AMAP { - u8 wrb_cid[10]; /* DWORD 0 */ - u8 rsvd0[6]; /* DWORD 0 */ - u8 wrb_index[8]; /* DWORD 0 */ - u8 numberPosted[8]; /* DWORD 0 */ -} __packed; -struct WRB_POST_DB_AMAP { - u32 dw[1]; -}; - -/* - * Update Default PDU Queue Doorbell Register used to communicate - * to the controller that the driver has stopped processing the queue - * and where in the queue it stopped, this is - * a CQ Entry Type. Used by storage driver. - */ -struct BE_DEFAULT_PDU_DB_AMAP { - u8 qid[10]; /* DWORD 0 */ - u8 rsvd0[4]; /* DWORD 0 */ - u8 rearm; /* DWORD 0 */ - u8 event; /* DWORD 0 */ - u8 cqproc[14]; /* DWORD 0 */ - u8 rsvd1[2]; /* DWORD 0 */ -} __packed; -struct DEFAULT_PDU_DB_AMAP { - u32 dw[1]; -}; - -/* Management Command and Controller default fragment ring */ -struct BE_MCC_DB_AMAP { - u8 rid[11]; /* DWORD 0 */ - u8 rsvd0[5]; /* DWORD 0 */ - u8 numPosted[14]; /* DWORD 0 */ - u8 rsvd1[2]; /* DWORD 0 */ -} __packed; -struct MCC_DB_AMAP { - u32 dw[1]; -}; - -/* - * Used for bootstrapping the Host interface. This register is - * used for driver communication with the MPU when no MCC Rings exist. - * The software must write this register twice to post any MCC - * command. First, it writes the register with hi=1 and the upper bits of - * the physical address for the MCC_MAILBOX structure. Software must poll - * the ready bit until this is acknowledged. Then, sotware writes the - * register with hi=0 with the lower bits in the address. It must - * poll the ready bit until the MCC command is complete. Upon completion, - * the MCC_MAILBOX will contain a valid completion queue entry. - */ -struct BE_MPU_MAILBOX_DB_AMAP { - u8 ready; /* DWORD 0 */ - u8 hi; /* DWORD 0 */ - u8 address[30]; /* DWORD 0 */ -} __packed; -struct MPU_MAILBOX_DB_AMAP { - u32 dw[1]; -}; - -/* - * This is the protection domain doorbell register map. Note that - * while this map shows doorbells for all Blade Engine supported - * protocols, not all of these may be valid in a given function or - * protection domain. It is the responsibility of the application - * accessing the doorbells to know which are valid. Each doorbell - * occupies 32 bytes of space, but unless otherwise specified, - * only the first 4 bytes should be written. There are 32 instances - * of these doorbells for the host and 31 virtual machines respectively. - * The host and VMs will only map the doorbell pages belonging to its - * protection domain. It will not be able to touch the doorbells for - * another VM. The doorbells are the only registers directly accessible - * by a virtual machine. Similarly, there are 511 additional - * doorbells for RDMA protection domains. PD 0 for RDMA shares - * the same physical protection domain doorbell page as ETH/iSCSI. - * - */ -struct BE_PROTECTION_DOMAIN_DBMAP_AMAP { - u8 rsvd0[512]; /* DWORD 0 */ - struct BE_SQ_DB_AMAP rdma_sq_db; - u8 rsvd1[7][32]; /* DWORD 17 */ - struct BE_WRB_POST_DB_AMAP iscsi_wrb_post_db; - u8 rsvd2[7][32]; /* DWORD 25 */ - struct BE_SQ_DB_AMAP etx_sq_db; - u8 rsvd3[7][32]; /* DWORD 33 */ - struct BE_RQ_DB_AMAP rdma_rq_db; - u8 rsvd4[7][32]; /* DWORD 41 */ - struct BE_DEFAULT_PDU_DB_AMAP iscsi_default_pdu_db; - u8 rsvd5[7][32]; /* DWORD 49 */ - struct BE_TPM_RQ_DB_AMAP tpm_rq_db; - u8 rsvd6[7][32]; /* DWORD 57 */ - struct BE_RQ_DB_AMAP erx_rq_db; - u8 rsvd7[7][32]; /* DWORD 65 */ - struct BE_CQ_DB_AMAP cq_db; - u8 rsvd8[7][32]; /* DWORD 73 */ - struct BE_MCC_DB_AMAP mpu_mcc_db; - u8 rsvd9[7][32]; /* DWORD 81 */ - struct BE_MPU_MAILBOX_DB_AMAP mcc_bootstrap_db; - u8 rsvd10[935][32]; /* DWORD 89 */ -} __packed; -struct PROTECTION_DOMAIN_DBMAP_AMAP { - u32 dw[1024]; -}; - -#endif /* __doorbells_amap_h__ */ diff --git a/drivers/staging/benet/ep.h b/drivers/staging/benet/ep.h deleted file mode 100644 index 72fcf64a9ffb..000000000000 --- a/drivers/staging/benet/ep.h +++ /dev/null @@ -1,66 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __ep_amap_h__ -#define __ep_amap_h__ - -/* General Control and Status Register. */ -struct BE_EP_CONTROL_CSR_AMAP { - u8 m0_RxPbuf; /* DWORD 0 */ - u8 m1_RxPbuf; /* DWORD 0 */ - u8 m2_RxPbuf; /* DWORD 0 */ - u8 ff_en; /* DWORD 0 */ - u8 rsvd0[27]; /* DWORD 0 */ - u8 CPU_reset; /* DWORD 0 */ -} __packed; -struct EP_CONTROL_CSR_AMAP { - u32 dw[1]; -}; - -/* Semaphore Register. */ -struct BE_EP_SEMAPHORE_CSR_AMAP { - u8 value[32]; /* DWORD 0 */ -} __packed; -struct EP_SEMAPHORE_CSR_AMAP { - u32 dw[1]; -}; - -/* Embedded Processor Specific Registers. */ -struct BE_EP_CSRMAP_AMAP { - struct BE_EP_CONTROL_CSR_AMAP ep_control; - u8 rsvd0[32]; /* DWORD 1 */ - u8 rsvd1[32]; /* DWORD 2 */ - u8 rsvd2[32]; /* DWORD 3 */ - u8 rsvd3[32]; /* DWORD 4 */ - u8 rsvd4[32]; /* DWORD 5 */ - u8 rsvd5[8][128]; /* DWORD 6 */ - u8 rsvd6[32]; /* DWORD 38 */ - u8 rsvd7[32]; /* DWORD 39 */ - u8 rsvd8[32]; /* DWORD 40 */ - u8 rsvd9[32]; /* DWORD 41 */ - u8 rsvd10[32]; /* DWORD 42 */ - struct BE_EP_SEMAPHORE_CSR_AMAP ep_semaphore; - u8 rsvd11[32]; /* DWORD 44 */ - u8 rsvd12[19][32]; /* DWORD 45 */ -} __packed; -struct EP_CSRMAP_AMAP { - u32 dw[64]; -}; - -#endif /* __ep_amap_h__ */ diff --git a/drivers/staging/benet/eq.c b/drivers/staging/benet/eq.c deleted file mode 100644 index db92ccd8fed8..000000000000 --- a/drivers/staging/benet/eq.c +++ /dev/null @@ -1,299 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#include "hwlib.h" -#include "bestatus.h" -/* - This routine creates an event queue based on the client completion - queue configuration information. - - FunctionObject - Handle to a function object - EqBaseVa - Base VA for a the EQ ring - SizeEncoding - The encoded size for the EQ entries. This value is - either CEV_EQ_SIZE_4 or CEV_EQ_SIZE_16 - NumEntries - CEV_CQ_CNT_* values. - Watermark - Enables watermark based coalescing. This parameter - must be of the type CEV_WMARK_* if watermarks - are enabled. If watermarks to to be disabled - this value should be-1. - TimerDelay - If a timer delay is enabled this value should be the - time of the delay in 8 microsecond units. If - delays are not used this parameter should be - set to -1. - ppEqObject - Internal EQ Handle returned. - - Returns BE_SUCCESS if successfull,, otherwise a useful error code - is returned. - - IRQL < DISPATCH_LEVEL -*/ -int -be_eq_create(struct be_function_object *pfob, - struct ring_desc *rd, u32 eqe_size, u32 num_entries, - u32 watermark, /* CEV_WMARK_* or -1 */ - u32 timer_delay, /* in 8us units, or -1 */ - struct be_eq_object *eq_object) -{ - int status = BE_SUCCESS; - u32 num_entries_encoding, eqe_size_encoding, length; - struct FWCMD_COMMON_EQ_CREATE *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - u32 n; - unsigned long irql; - - ASSERT(rd); - ASSERT(eq_object); - - switch (num_entries) { - case 256: - num_entries_encoding = CEV_EQ_CNT_256; - break; - case 512: - num_entries_encoding = CEV_EQ_CNT_512; - break; - case 1024: - num_entries_encoding = CEV_EQ_CNT_1024; - break; - case 2048: - num_entries_encoding = CEV_EQ_CNT_2048; - break; - case 4096: - num_entries_encoding = CEV_EQ_CNT_4096; - break; - default: - ASSERT(0); - return BE_STATUS_INVALID_PARAMETER; - } - - switch (eqe_size) { - case 4: - eqe_size_encoding = CEV_EQ_SIZE_4; - break; - case 16: - eqe_size_encoding = CEV_EQ_SIZE_16; - break; - default: - ASSERT(0); - return BE_STATUS_INVALID_PARAMETER; - } - - if ((eqe_size == 4 && num_entries < 1024) || - (eqe_size == 16 && num_entries == 4096)) { - TRACE(DL_ERR, "Bad EQ size. eqe_size:%d num_entries:%d", - eqe_size, num_entries); - ASSERT(0); - return BE_STATUS_INVALID_PARAMETER; - } - - memset(eq_object, 0, sizeof(*eq_object)); - - atomic_set(&eq_object->ref_count, 0); - eq_object->parent_function = pfob; - eq_object->eq_id = 0xFFFFFFFF; - - INIT_LIST_HEAD(&eq_object->cq_list_head); - - length = num_entries * eqe_size; - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - ASSERT(wrb); - TRACE(DL_ERR, "No free MCC WRBs in create EQ."); - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_EQ_CREATE); - - fwcmd->params.request.num_pages = PAGES_SPANNED(OFFSET_IN_PAGE(rd->va), - length); - n = pfob->pci_function_number; - AMAP_SET_BITS_PTR(EQ_CONTEXT, Func, &fwcmd->params.request.context, n); - - AMAP_SET_BITS_PTR(EQ_CONTEXT, valid, &fwcmd->params.request.context, 1); - - AMAP_SET_BITS_PTR(EQ_CONTEXT, Size, - &fwcmd->params.request.context, eqe_size_encoding); - - n = 0; /* Protection Domain is always 0 in Linux driver */ - AMAP_SET_BITS_PTR(EQ_CONTEXT, PD, &fwcmd->params.request.context, n); - - /* Let the caller ARM the EQ with the doorbell. */ - AMAP_SET_BITS_PTR(EQ_CONTEXT, Armed, &fwcmd->params.request.context, 0); - - AMAP_SET_BITS_PTR(EQ_CONTEXT, Count, &fwcmd->params.request.context, - num_entries_encoding); - - n = pfob->pci_function_number * 32; - AMAP_SET_BITS_PTR(EQ_CONTEXT, EventVect, - &fwcmd->params.request.context, n); - if (watermark != -1) { - AMAP_SET_BITS_PTR(EQ_CONTEXT, WME, - &fwcmd->params.request.context, 1); - AMAP_SET_BITS_PTR(EQ_CONTEXT, Watermark, - &fwcmd->params.request.context, watermark); - ASSERT(watermark <= CEV_WMARK_240); - } else - AMAP_SET_BITS_PTR(EQ_CONTEXT, WME, - &fwcmd->params.request.context, 0); - if (timer_delay != -1) { - AMAP_SET_BITS_PTR(EQ_CONTEXT, TMR, - &fwcmd->params.request.context, 1); - - ASSERT(timer_delay <= 250); /* max value according to EAS */ - timer_delay = min(timer_delay, (u32)250); - - AMAP_SET_BITS_PTR(EQ_CONTEXT, Delay, - &fwcmd->params.request.context, timer_delay); - } else { - AMAP_SET_BITS_PTR(EQ_CONTEXT, TMR, - &fwcmd->params.request.context, 0); - } - /* Create a page list for the FWCMD. */ - be_rd_to_pa_list(rd, fwcmd->params.request.pages, - ARRAY_SIZE(fwcmd->params.request.pages)); - - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - if (status != BE_SUCCESS) { - TRACE(DL_ERR, "MCC to create EQ failed."); - goto Error; - } - /* Get the EQ id. The MPU allocates the IDs. */ - eq_object->eq_id = fwcmd->params.response.eq_id; - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - Deferences the given object. Once the object's reference count drops to - zero, the object is destroyed and all resources that are held by this - object are released. The on-chip context is also destroyed along with - the queue ID, and any mappings made into the UT. - - eq_object - EQ handle returned from eq_object_create. - - Returns BE_SUCCESS if successfull, otherwise a useful error code - is returned. - - IRQL: IRQL < DISPATCH_LEVEL -*/ -int be_eq_destroy(struct be_eq_object *eq_object) -{ - int status = 0; - - ASSERT(atomic_read(&eq_object->ref_count) == 0); - /* no CQs should reference this EQ now */ - ASSERT(list_empty(&eq_object->cq_list_head)); - - /* Send fwcmd to destroy the EQ. */ - status = be_function_ring_destroy(eq_object->parent_function, - eq_object->eq_id, FWCMD_RING_TYPE_EQ, - NULL, NULL, NULL, NULL); - ASSERT(status == 0); - - return BE_SUCCESS; -} -/* - *--------------------------------------------------------------------------- - * Function: be_eq_modify_delay - * Changes the EQ delay for a group of EQs. - * num_eq - The number of EQs in the eq_array to adjust. - * This also is the number of delay values in - * the eq_delay_array. - * eq_array - Array of struct be_eq_object pointers to adjust. - * eq_delay_array - Array of "num_eq" timer delays in units - * of microseconds. The be_eq_query_delay_range - * fwcmd returns the resolution and range of - * legal EQ delays. - * cb - - * cb_context - - * q_ctxt - Optional. Pointer to a previously allocated - * struct. If the MCC WRB ring is full, this - * structure is used to queue the operation. It - * will be posted to the MCC ring when space - * becomes available. All queued commands will - * be posted to the ring in the order they are - * received. It is always valid to pass a pointer to - * a generic be_generic_q_cntxt. However, - * the specific context structs - * are generally smaller than the generic struct. - * return pend_status - BE_SUCCESS (0) on success. - * BE_PENDING (postive value) if the FWCMD - * completion is pending. Negative error code on failure. - *------------------------------------------------------------------------- - */ -int -be_eq_modify_delay(struct be_function_object *pfob, - u32 num_eq, struct be_eq_object **eq_array, - u32 *eq_delay_array, mcc_wrb_cqe_callback cb, - void *cb_context, struct be_eq_modify_delay_q_ctxt *q_ctxt) -{ - struct FWCMD_COMMON_MODIFY_EQ_DELAY *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - struct be_generic_q_ctxt *gen_ctxt = NULL; - u32 i; - unsigned long irql; - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - if (q_ctxt && cb) { - wrb = (struct MCC_WRB_AMAP *) &q_ctxt->wrb_header; - gen_ctxt = (struct be_generic_q_ctxt *) q_ctxt; - gen_ctxt->context.bytes = sizeof(*q_ctxt); - } else { - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_MODIFY_EQ_DELAY); - - ASSERT(num_eq > 0); - ASSERT(num_eq <= ARRAY_SIZE(fwcmd->params.request.delay)); - fwcmd->params.request.num_eq = num_eq; - for (i = 0; i < num_eq; i++) { - fwcmd->params.request.delay[i].eq_id = eq_array[i]->eq_id; - fwcmd->params.request.delay[i].delay_in_microseconds = - eq_delay_array[i]; - } - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, gen_ctxt, - cb, cb_context, NULL, NULL, fwcmd, NULL); - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - diff --git a/drivers/staging/benet/eth.c b/drivers/staging/benet/eth.c deleted file mode 100644 index f641b6260d07..000000000000 --- a/drivers/staging/benet/eth.c +++ /dev/null @@ -1,1273 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#include <linux/if_ether.h> -#include "hwlib.h" -#include "bestatus.h" - -/* - *--------------------------------------------------------- - * Function: be_eth_sq_create_ex - * Creates an ethernet send ring - extended version with - * additional parameters. - * pfob - - * rd - ring address - * length_in_bytes - - * type - The type of ring to create. - * ulp - The requested ULP number for the ring. - * This should be zero based, i.e. 0,1,2. This must - * be valid NIC ULP based on the firmware config. - * All doorbells for this ring must be sent to - * this ULP. The first network ring allocated for - * each ULP are higher performance than subsequent rings. - * cq_object - cq object for completions - * ex_parameters - Additional parameters (that may increase in - * future revisions). These parameters are only used - * for certain ring types -- see - * struct be_eth_sq_parameters for details. - * eth_sq - - * return status - BE_SUCCESS (0) on success. Negative error code on failure. - *--------------------------------------------------------- - */ -int -be_eth_sq_create_ex(struct be_function_object *pfob, struct ring_desc *rd, - u32 length, u32 type, u32 ulp, struct be_cq_object *cq_object, - struct be_eth_sq_parameters *ex_parameters, - struct be_ethsq_object *eth_sq) -{ - struct FWCMD_COMMON_ETH_TX_CREATE *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - u32 n; - unsigned long irql; - - ASSERT(rd); - ASSERT(eth_sq); - ASSERT(ex_parameters); - - spin_lock_irqsave(&pfob->post_lock, irql); - - memset(eth_sq, 0, sizeof(*eth_sq)); - - eth_sq->parent_function = pfob; - eth_sq->bid = 0xFFFFFFFF; - eth_sq->cq_object = cq_object; - - /* Translate hwlib interface to arm interface. */ - switch (type) { - case BE_ETH_TX_RING_TYPE_FORWARDING: - type = ETH_TX_RING_TYPE_FORWARDING; - break; - case BE_ETH_TX_RING_TYPE_STANDARD: - type = ETH_TX_RING_TYPE_STANDARD; - break; - case BE_ETH_TX_RING_TYPE_BOUND: - ASSERT(ex_parameters->port < 2); - type = ETH_TX_RING_TYPE_BOUND; - break; - default: - TRACE(DL_ERR, "Invalid eth tx ring type:%d", type); - return BE_NOT_OK; - break; - } - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - ASSERT(wrb); - TRACE(DL_ERR, "No free MCC WRBs in create EQ."); - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - /* NIC must be supported by the current config. */ - ASSERT(pfob->fw_config.nic_ulp_mask); - - /* - * The ulp parameter must select a valid NIC ULP - * for the current config. - */ - ASSERT((1 << ulp) & pfob->fw_config.nic_ulp_mask); - - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_ETH_TX_CREATE); - fwcmd->header.request.port_number = ex_parameters->port; - - AMAP_SET_BITS_PTR(ETX_CONTEXT, pd_id, - &fwcmd->params.request.context, 0); - - n = be_ring_length_to_encoding(length, sizeof(struct ETH_WRB_AMAP)); - AMAP_SET_BITS_PTR(ETX_CONTEXT, tx_ring_size, - &fwcmd->params.request.context, n); - - AMAP_SET_BITS_PTR(ETX_CONTEXT, cq_id_send, - &fwcmd->params.request.context, cq_object->cq_id); - - n = pfob->pci_function_number; - AMAP_SET_BITS_PTR(ETX_CONTEXT, func, &fwcmd->params.request.context, n); - - fwcmd->params.request.type = type; - fwcmd->params.request.ulp_num = (1 << ulp); - fwcmd->params.request.num_pages = DIV_ROUND_UP(length, PAGE_SIZE); - ASSERT(PAGES_SPANNED(rd->va, rd->length) >= - fwcmd->params.request.num_pages); - - /* Create a page list for the FWCMD. */ - be_rd_to_pa_list(rd, fwcmd->params.request.pages, - ARRAY_SIZE(fwcmd->params.request.pages)); - - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - if (status != BE_SUCCESS) { - TRACE(DL_ERR, "MCC to create etx queue failed."); - goto Error; - } - /* save the butler ID */ - eth_sq->bid = fwcmd->params.response.cid; - - /* add a reference to the corresponding CQ */ - atomic_inc(&cq_object->ref_count); - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - - -/* - This routine destroys an ethernet send queue - - EthSq - EthSq Handle returned from EthSqCreate - - This function always return BE_SUCCESS. - - This function frees memory allocated by EthSqCreate for the EthSq Object. - -*/ -int be_eth_sq_destroy(struct be_ethsq_object *eth_sq) -{ - int status = 0; - - /* Send fwcmd to destroy the queue. */ - status = be_function_ring_destroy(eth_sq->parent_function, eth_sq->bid, - FWCMD_RING_TYPE_ETH_TX, NULL, NULL, NULL, NULL); - ASSERT(status == 0); - - /* Derefence any associated CQs. */ - atomic_dec(ð_sq->cq_object->ref_count); - return status; -} -/* - This routine attempts to set the transmit flow control parameters. - - FunctionObject - Handle to a function object - - txfc_enable - transmit flow control enable - true for - enable, false for disable - - rxfc_enable - receive flow control enable - true for - enable, false for disable - - Returns BE_SUCCESS if successfull, otherwise a useful int error - code is returned. - - IRQL: < DISPATCH_LEVEL - - This function always fails in non-privileged machine context. -*/ -int -be_eth_set_flow_control(struct be_function_object *pfob, - bool txfc_enable, bool rxfc_enable) -{ - struct FWCMD_COMMON_SET_FLOW_CONTROL *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - unsigned long irql; - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_SET_FLOW_CONTROL); - - fwcmd->params.request.rx_flow_control = rxfc_enable; - fwcmd->params.request.tx_flow_control = txfc_enable; - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - - if (status != 0) { - TRACE(DL_ERR, "set flow control fwcmd failed."); - goto error; - } - -error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - This routine attempts to get the transmit flow control parameters. - - pfob - Handle to a function object - - txfc_enable - transmit flow control enable - true for - enable, false for disable - - rxfc_enable - receive flow control enable - true for enable, - false for disable - - Returns BE_SUCCESS if successfull, otherwise a useful int error code - is returned. - - IRQL: < DISPATCH_LEVEL - - This function always fails in non-privileged machine context. -*/ -int -be_eth_get_flow_control(struct be_function_object *pfob, - bool *txfc_enable, bool *rxfc_enable) -{ - struct FWCMD_COMMON_GET_FLOW_CONTROL *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - unsigned long irql; - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_GET_FLOW_CONTROL); - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - - if (status != 0) { - TRACE(DL_ERR, "get flow control fwcmd failed."); - goto error; - } - - *txfc_enable = fwcmd->params.response.tx_flow_control; - *rxfc_enable = fwcmd->params.response.rx_flow_control; - -error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - *--------------------------------------------------------- - * Function: be_eth_set_qos - * This function sets the ethernet transmit Quality of Service (QoS) - * characteristics of BladeEngine for the domain. All ethernet - * transmit rings of the domain will evenly share the bandwidth. - * The exeception to sharing is the host primary (super) ethernet - * transmit ring as well as the host ethernet forwarding ring - * for missed offload data. - * pfob - - * max_bps - the maximum bits per second in units of - * 10 Mbps (valid 0-100) - * max_pps - the maximum packets per second in units - * of 1 Kpps (0 indicates no limit) - * return status - BE_SUCCESS (0) on success. Negative error code on failure. - *--------------------------------------------------------- - */ -int -be_eth_set_qos(struct be_function_object *pfob, u32 max_bps, u32 max_pps) -{ - struct FWCMD_COMMON_SET_QOS *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - unsigned long irql; - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_SET_QOS); - - /* Set fields in fwcmd */ - fwcmd->params.request.max_bits_per_second_NIC = max_bps; - fwcmd->params.request.max_packets_per_second_NIC = max_pps; - fwcmd->params.request.valid_flags = QOS_BITS_NIC | QOS_PKTS_NIC; - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - - if (status != 0) - TRACE(DL_ERR, "network set qos fwcmd failed."); - -error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - *--------------------------------------------------------- - * Function: be_eth_get_qos - * This function retrieves the ethernet transmit Quality of Service (QoS) - * characteristics for the domain. - * max_bps - the maximum bits per second in units of - * 10 Mbps (valid 0-100) - * max_pps - the maximum packets per second in units of - * 1 Kpps (0 indicates no limit) - * return status - BE_SUCCESS (0) on success. Negative error code on failure. - *--------------------------------------------------------- - */ -int -be_eth_get_qos(struct be_function_object *pfob, u32 *max_bps, u32 *max_pps) -{ - struct FWCMD_COMMON_GET_QOS *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - unsigned long irql; - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_GET_QOS); - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - - if (status != 0) { - TRACE(DL_ERR, "network get qos fwcmd failed."); - goto error; - } - - *max_bps = fwcmd->params.response.max_bits_per_second_NIC; - *max_pps = fwcmd->params.response.max_packets_per_second_NIC; - -error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - *--------------------------------------------------------- - * Function: be_eth_set_frame_size - * This function sets the ethernet maximum frame size. The previous - * values are returned. - * pfob - - * tx_frame_size - maximum transmit frame size in bytes - * rx_frame_size - maximum receive frame size in bytes - * return status - BE_SUCCESS (0) on success. Negative error code on failure. - *--------------------------------------------------------- - */ -int -be_eth_set_frame_size(struct be_function_object *pfob, - u32 *tx_frame_size, u32 *rx_frame_size) -{ - struct FWCMD_COMMON_SET_FRAME_SIZE *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - unsigned long irql; - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_SET_FRAME_SIZE); - fwcmd->params.request.max_tx_frame_size = *tx_frame_size; - fwcmd->params.request.max_rx_frame_size = *rx_frame_size; - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - - if (status != 0) { - TRACE(DL_ERR, "network set frame size fwcmd failed."); - goto error; - } - - *tx_frame_size = fwcmd->params.response.chip_max_tx_frame_size; - *rx_frame_size = fwcmd->params.response.chip_max_rx_frame_size; - -error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - - -/* - This routine creates a Ethernet receive ring. - - pfob - handle to a function object - rq_base_va - base VA for the default receive ring. this must be - exactly 8K in length and continguous physical memory. - cq_object - handle to a previously created CQ to be associated - with the RQ. - pp_eth_rq - pointer to an opqaue handle where an eth - receive object is returned. - Returns BE_SUCCESS if successfull, , otherwise a useful - int error code is returned. - - IRQL: < DISPATCH_LEVEL - this function allocates a struct be_ethrq_object *object. - there must be no more than 1 of these per function object, unless the - function object supports RSS (is networking and on the host). - the rq_base_va must point to a buffer of exactly 8K. - the erx::host_cqid (or host_stor_cqid) register and erx::ring_page registers - will be updated as appropriate on return -*/ -int -be_eth_rq_create(struct be_function_object *pfob, - struct ring_desc *rd, struct be_cq_object *cq_object, - struct be_cq_object *bcmc_cq_object, - struct be_ethrq_object *eth_rq) -{ - int status = 0; - struct MCC_WRB_AMAP *wrb = NULL; - struct FWCMD_COMMON_ETH_RX_CREATE *fwcmd = NULL; - unsigned long irql; - - /* MPU will set the */ - ASSERT(rd); - ASSERT(eth_rq); - - spin_lock_irqsave(&pfob->post_lock, irql); - - eth_rq->parent_function = pfob; - eth_rq->cq_object = cq_object; - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_ETH_RX_CREATE); - - fwcmd->params.request.num_pages = 2; /* required length */ - fwcmd->params.request.cq_id = cq_object->cq_id; - - if (bcmc_cq_object) - fwcmd->params.request.bcmc_cq_id = bcmc_cq_object->cq_id; - else - fwcmd->params.request.bcmc_cq_id = 0xFFFF; - - /* Create a page list for the FWCMD. */ - be_rd_to_pa_list(rd, fwcmd->params.request.pages, - ARRAY_SIZE(fwcmd->params.request.pages)); - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - if (status != BE_SUCCESS) { - TRACE(DL_ERR, "fwcmd to map eth rxq frags failed."); - goto Error; - } - /* Save the ring ID for cleanup. */ - eth_rq->rid = fwcmd->params.response.id; - - atomic_inc(&cq_object->ref_count); - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - This routine destroys an Ethernet receive queue - - eth_rq - ethernet receive queue handle returned from eth_rq_create - - Returns BE_SUCCESS on success and an appropriate int on failure. - - This function frees resourcs allocated by EthRqCreate. - The erx::host_cqid (or host_stor_cqid) register and erx::ring_page - registers will be updated as appropriate on return - IRQL: < DISPATCH_LEVEL -*/ - -static void be_eth_rq_destroy_internal_cb(void *context, int status, - struct MCC_WRB_AMAP *wrb) -{ - struct be_ethrq_object *eth_rq = (struct be_ethrq_object *) context; - - if (status != BE_SUCCESS) { - TRACE(DL_ERR, "Destroy eth rq failed in internal callback.\n"); - } else { - /* Dereference any CQs associated with this queue. */ - atomic_dec(ð_rq->cq_object->ref_count); - } - - return; -} - -int be_eth_rq_destroy(struct be_ethrq_object *eth_rq) -{ - int status = BE_SUCCESS; - - /* Send fwcmd to destroy the RQ. */ - status = be_function_ring_destroy(eth_rq->parent_function, - eth_rq->rid, FWCMD_RING_TYPE_ETH_RX, NULL, NULL, - be_eth_rq_destroy_internal_cb, eth_rq); - - return status; -} - -/* - *--------------------------------------------------------------------------- - * Function: be_eth_rq_destroy_options - * Destroys an ethernet receive ring with finer granularity options - * than the standard be_eth_rq_destroy() API function. - * eth_rq - - * flush - Set to 1 to flush the ring, set to 0 to bypass the flush - * cb - Callback function on completion - * cb_context - Callback context - * return status - BE_SUCCESS (0) on success. Negative error code on failure. - *---------------------------------------------------------------------------- - */ -int -be_eth_rq_destroy_options(struct be_ethrq_object *eth_rq, bool flush, - mcc_wrb_cqe_callback cb, void *cb_context) -{ - struct FWCMD_COMMON_RING_DESTROY *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = BE_SUCCESS; - struct be_function_object *pfob = NULL; - unsigned long irql; - - pfob = eth_rq->parent_function; - - spin_lock_irqsave(&pfob->post_lock, irql); - - TRACE(DL_INFO, "Destroy eth_rq ring id:%d, flush:%d", eth_rq->rid, - flush); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - ASSERT(wrb); - TRACE(DL_ERR, "No free MCC WRBs in destroy eth_rq ring."); - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_RING_DESTROY); - - fwcmd->params.request.id = eth_rq->rid; - fwcmd->params.request.ring_type = FWCMD_RING_TYPE_ETH_RX; - fwcmd->params.request.bypass_flush = ((0 == flush) ? 1 : 0); - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, cb, cb_context, - be_eth_rq_destroy_internal_cb, eth_rq, fwcmd, NULL); - - if (status != BE_SUCCESS && status != BE_PENDING) { - TRACE(DL_ERR, "eth_rq ring destroy failed. id:%d, flush:%d", - eth_rq->rid, flush); - goto Error; - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - This routine queries the frag size for erx. - - pfob - handle to a function object - - frag_size_bytes - erx frag size in bytes that is/was set. - - Returns BE_SUCCESS if successfull, otherwise a useful int error - code is returned. - - IRQL: < DISPATCH_LEVEL - -*/ -int -be_eth_rq_get_frag_size(struct be_function_object *pfob, u32 *frag_size_bytes) -{ - struct FWCMD_ETH_GET_RX_FRAG_SIZE *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - unsigned long irql; - - ASSERT(frag_size_bytes); - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - return BE_STATUS_NO_MCC_WRB; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, ETH_GET_RX_FRAG_SIZE); - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - - if (status != 0) { - TRACE(DL_ERR, "get frag size fwcmd failed."); - goto error; - } - - *frag_size_bytes = 1 << fwcmd->params.response.actual_fragsize_log2; - -error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - This routine attempts to set the frag size for erx. If the frag size is - already set, the attempt fails and the current frag size is returned. - - pfob - Handle to a function object - - frag_size - Erx frag size in bytes that is/was set. - - current_frag_size_bytes - Pointer to location where currrent frag - is to be rturned - - Returns BE_SUCCESS if successfull, otherwise a useful int error - code is returned. - - IRQL: < DISPATCH_LEVEL - - This function always fails in non-privileged machine context. -*/ -int -be_eth_rq_set_frag_size(struct be_function_object *pfob, - u32 frag_size, u32 *frag_size_bytes) -{ - struct FWCMD_ETH_SET_RX_FRAG_SIZE *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - unsigned long irql; - - ASSERT(frag_size_bytes); - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, ETH_SET_RX_FRAG_SIZE); - - ASSERT(frag_size >= 128 && frag_size <= 16 * 1024); - - /* This is the log2 of the fragsize. This is not the exact - * ERX encoding. */ - fwcmd->params.request.new_fragsize_log2 = __ilog2_u32(frag_size); - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - - if (status != 0) { - TRACE(DL_ERR, "set frag size fwcmd failed."); - goto error; - } - - *frag_size_bytes = 1 << fwcmd->params.response.actual_fragsize_log2; -error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - - -/* - This routine gets or sets a mac address for a domain - given the port and mac. - - FunctionObject - Function object handle. - port1 - Set to TRUE if this function will set/get the Port 1 - address. Only the host may set this to TRUE. - mac1 - Set to TRUE if this function will set/get the - MAC 1 address. Only the host may set this to TRUE. - write - Set to TRUE if this function should write the mac address. - mac_address - Buffer of the mac address to read or write. - - Returns BE_SUCCESS if successfull, otherwise a useful int is returned. - - IRQL: < DISPATCH_LEVEL -*/ -int be_rxf_mac_address_read_write(struct be_function_object *pfob, - bool port1, /* VM must always set to false */ - bool mac1, /* VM must always set to false */ - bool mgmt, bool write, - bool permanent, u8 *mac_address, - mcc_wrb_cqe_callback cb, /* optional */ - void *cb_context) /* optional */ -{ - int status = BE_SUCCESS; - union { - struct FWCMD_COMMON_NTWK_MAC_QUERY *query; - struct FWCMD_COMMON_NTWK_MAC_SET *set; - } fwcmd = {NULL}; - struct MCC_WRB_AMAP *wrb = NULL; - u32 type = 0; - unsigned long irql; - struct be_mcc_wrb_response_copy rc; - - spin_lock_irqsave(&pfob->post_lock, irql); - - ASSERT(mac_address); - - ASSERT(port1 == false); - ASSERT(mac1 == false); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - - if (mgmt) { - type = MAC_ADDRESS_TYPE_MANAGEMENT; - } else { - if (pfob->type == BE_FUNCTION_TYPE_NETWORK) - type = MAC_ADDRESS_TYPE_NETWORK; - else - type = MAC_ADDRESS_TYPE_STORAGE; - } - - if (write) { - /* Prepares an embedded fwcmd, including - * request/response sizes. - */ - fwcmd.set = BE_PREPARE_EMBEDDED_FWCMD(pfob, - wrb, COMMON_NTWK_MAC_SET); - - fwcmd.set->params.request.invalidate = 0; - fwcmd.set->params.request.mac1 = (mac1 ? 1 : 0); - fwcmd.set->params.request.port = (port1 ? 1 : 0); - fwcmd.set->params.request.type = type; - - /* Copy the mac address to set. */ - fwcmd.set->params.request.mac.SizeOfStructure = - sizeof(fwcmd.set->params.request.mac); - memcpy(fwcmd.set->params.request.mac.MACAddress, - mac_address, ETH_ALEN); - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, - cb, cb_context, NULL, NULL, fwcmd.set, NULL); - - } else { - - /* - * Prepares an embedded fwcmd, including - * request/response sizes. - */ - fwcmd.query = BE_PREPARE_EMBEDDED_FWCMD(pfob, - wrb, COMMON_NTWK_MAC_QUERY); - - fwcmd.query->params.request.mac1 = (mac1 ? 1 : 0); - fwcmd.query->params.request.port = (port1 ? 1 : 0); - fwcmd.query->params.request.type = type; - fwcmd.query->params.request.permanent = permanent; - - rc.length = FIELD_SIZEOF(struct FWCMD_COMMON_NTWK_MAC_QUERY, - params.response.mac.MACAddress); - rc.fwcmd_offset = offsetof(struct FWCMD_COMMON_NTWK_MAC_QUERY, - params.response.mac.MACAddress); - rc.va = mac_address; - /* Post the f/w command (with a copy for the response) */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, cb, - cb_context, NULL, NULL, fwcmd.query, &rc); - } - - if (status < 0) { - TRACE(DL_ERR, "mac set/query failed."); - goto Error; - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - This routine writes data to context memory. - - pfob - Function object handle. - mac_table - Set to the 128-bit multicast address hash table. - - Returns BE_SUCCESS if successfull, otherwise a useful int is returned. - - IRQL: < DISPATCH_LEVEL -*/ - -int be_rxf_multicast_config(struct be_function_object *pfob, - bool promiscuous, u32 num, u8 *mac_table, - mcc_wrb_cqe_callback cb, /* optional */ - void *cb_context, - struct be_multicast_q_ctxt *q_ctxt) -{ - int status = BE_SUCCESS; - struct FWCMD_COMMON_NTWK_MULTICAST_SET *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - struct be_generic_q_ctxt *generic_ctxt = NULL; - unsigned long irql; - - ASSERT(num <= ARRAY_SIZE(fwcmd->params.request.mac)); - - if (num > ARRAY_SIZE(fwcmd->params.request.mac)) { - TRACE(DL_ERR, "Too many multicast addresses. BE supports %d.", - (int) ARRAY_SIZE(fwcmd->params.request.mac)); - return BE_NOT_OK; - } - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - if (q_ctxt && cb) { - wrb = (struct MCC_WRB_AMAP *) &q_ctxt->wrb_header; - generic_ctxt = (struct be_generic_q_ctxt *) q_ctxt; - generic_ctxt->context.bytes = sizeof(*q_ctxt); - } else { - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_NTWK_MULTICAST_SET); - - fwcmd->params.request.promiscuous = promiscuous; - if (!promiscuous) { - fwcmd->params.request.num_mac = num; - if (num > 0) { - ASSERT(mac_table); - memcpy(fwcmd->params.request.mac, - mac_table, ETH_ALEN * num); - } - } - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, generic_ctxt, - cb, cb_context, NULL, NULL, fwcmd, NULL); - if (status < 0) { - TRACE(DL_ERR, "multicast fwcmd failed."); - goto Error; - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - This routine adds or removes a vlan tag from the rxf table. - - FunctionObject - Function object handle. - VLanTag - VLan tag to add or remove. - Add - Set to TRUE if this will add a vlan tag - - Returns BE_SUCCESS if successfull, otherwise a useful int is returned. - - IRQL: < DISPATCH_LEVEL -*/ -int be_rxf_vlan_config(struct be_function_object *pfob, - bool promiscuous, u32 num, u16 *vlan_tag_array, - mcc_wrb_cqe_callback cb, /* optional */ - void *cb_context, - struct be_vlan_q_ctxt *q_ctxt) /* optional */ -{ - int status = BE_SUCCESS; - struct FWCMD_COMMON_NTWK_VLAN_CONFIG *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - struct be_generic_q_ctxt *generic_ctxt = NULL; - unsigned long irql; - - if (num > ARRAY_SIZE(fwcmd->params.request.vlan_tag)) { - TRACE(DL_ERR, "Too many VLAN tags."); - return BE_NOT_OK; - } - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - if (q_ctxt && cb) { - wrb = (struct MCC_WRB_AMAP *) &q_ctxt->wrb_header; - generic_ctxt = (struct be_generic_q_ctxt *) q_ctxt; - generic_ctxt->context.bytes = sizeof(*q_ctxt); - } else { - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_NTWK_VLAN_CONFIG); - - fwcmd->params.request.promiscuous = promiscuous; - if (!promiscuous) { - fwcmd->params.request.num_vlan = num; - - if (num > 0) { - ASSERT(vlan_tag_array); - memcpy(fwcmd->params.request.vlan_tag, vlan_tag_array, - num * sizeof(vlan_tag_array[0])); - } - } - - /* Post the commadn */ - status = be_function_post_mcc_wrb(pfob, wrb, generic_ctxt, - cb, cb_context, NULL, NULL, fwcmd, NULL); - if (status < 0) { - TRACE(DL_ERR, "vlan fwcmd failed."); - goto Error; - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - - -int be_rxf_link_status(struct be_function_object *pfob, - struct BE_LINK_STATUS *link_status, - mcc_wrb_cqe_callback cb, - void *cb_context, - struct be_link_status_q_ctxt *q_ctxt) -{ - struct FWCMD_COMMON_NTWK_LINK_STATUS_QUERY *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - struct be_generic_q_ctxt *generic_ctxt = NULL; - unsigned long irql; - struct be_mcc_wrb_response_copy rc; - - ASSERT(link_status); - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - - if (!wrb) { - if (q_ctxt && cb) { - wrb = (struct MCC_WRB_AMAP *) &q_ctxt->wrb_header; - generic_ctxt = (struct be_generic_q_ctxt *) q_ctxt; - generic_ctxt->context.bytes = sizeof(*q_ctxt); - } else { - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, - COMMON_NTWK_LINK_STATUS_QUERY); - - rc.length = FIELD_SIZEOF(struct FWCMD_COMMON_NTWK_LINK_STATUS_QUERY, - params.response); - rc.fwcmd_offset = offsetof(struct FWCMD_COMMON_NTWK_LINK_STATUS_QUERY, - params.response); - rc.va = link_status; - /* Post or queue the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, generic_ctxt, - cb, cb_context, NULL, NULL, fwcmd, &rc); - - if (status < 0) { - TRACE(DL_ERR, "link status fwcmd failed."); - goto Error; - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -int -be_rxf_query_eth_statistics(struct be_function_object *pfob, - struct FWCMD_ETH_GET_STATISTICS *va_for_fwcmd, - u64 pa_for_fwcmd, mcc_wrb_cqe_callback cb, - void *cb_context, - struct be_nonembedded_q_ctxt *q_ctxt) -{ - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - struct be_generic_q_ctxt *generic_ctxt = NULL; - unsigned long irql; - - ASSERT(va_for_fwcmd); - ASSERT(pa_for_fwcmd); - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - - if (!wrb) { - if (q_ctxt && cb) { - wrb = (struct MCC_WRB_AMAP *) &q_ctxt->wrb_header; - generic_ctxt = (struct be_generic_q_ctxt *) q_ctxt; - generic_ctxt->context.bytes = sizeof(*q_ctxt); - } else { - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - } - - TRACE(DL_INFO, "Query eth stats. fwcmd va:%p pa:0x%08x_%08x", - va_for_fwcmd, upper_32_bits(pa_for_fwcmd), (u32)pa_for_fwcmd); - - /* Prepares an embedded fwcmd, including request/response sizes. */ - va_for_fwcmd = BE_PREPARE_NONEMBEDDED_FWCMD(pfob, wrb, - va_for_fwcmd, pa_for_fwcmd, ETH_GET_STATISTICS); - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, generic_ctxt, - cb, cb_context, NULL, NULL, va_for_fwcmd, NULL); - if (status < 0) { - TRACE(DL_ERR, "eth stats fwcmd failed."); - goto Error; - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -int -be_rxf_promiscuous(struct be_function_object *pfob, - bool enable_port0, bool enable_port1, - mcc_wrb_cqe_callback cb, void *cb_context, - struct be_promiscuous_q_ctxt *q_ctxt) -{ - struct FWCMD_ETH_PROMISCUOUS *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - struct be_generic_q_ctxt *generic_ctxt = NULL; - unsigned long irql; - - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - - if (!wrb) { - if (q_ctxt && cb) { - wrb = (struct MCC_WRB_AMAP *) &q_ctxt->wrb_header; - generic_ctxt = (struct be_generic_q_ctxt *) q_ctxt; - generic_ctxt->context.bytes = sizeof(*q_ctxt); - } else { - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, ETH_PROMISCUOUS); - - fwcmd->params.request.port0_promiscuous = enable_port0; - fwcmd->params.request.port1_promiscuous = enable_port1; - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, generic_ctxt, - cb, cb_context, NULL, NULL, fwcmd, NULL); - - if (status < 0) { - TRACE(DL_ERR, "promiscuous fwcmd failed."); - goto Error; - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - - -/* - *------------------------------------------------------------------------- - * Function: be_rxf_filter_config - * Configures BladeEngine ethernet receive filter settings. - * pfob - - * settings - Pointer to the requested filter settings. - * The response from BladeEngine will be placed back - * in this structure. - * cb - optional - * cb_context - optional - * q_ctxt - Optional. Pointer to a previously allocated struct. - * If the MCC WRB ring is full, this structure is - * used to queue the operation. It will be posted - * to the MCC ring when space becomes available. All - * queued commands will be posted to the ring in - * the order they are received. It is always valid - * to pass a pointer to a generic - * be_generic_q_ctxt. However, the specific - * context structs are generally smaller than - * the generic struct. - * return pend_status - BE_SUCCESS (0) on success. - * BE_PENDING (postive value) if the FWCMD - * completion is pending. Negative error code on failure. - *--------------------------------------------------------------------------- - */ -int -be_rxf_filter_config(struct be_function_object *pfob, - struct NTWK_RX_FILTER_SETTINGS *settings, - mcc_wrb_cqe_callback cb, void *cb_context, - struct be_rxf_filter_q_ctxt *q_ctxt) -{ - struct FWCMD_COMMON_NTWK_RX_FILTER *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - struct be_generic_q_ctxt *generic_ctxt = NULL; - unsigned long irql; - struct be_mcc_wrb_response_copy rc; - - ASSERT(settings); - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - - if (!wrb) { - if (q_ctxt && cb) { - wrb = (struct MCC_WRB_AMAP *) &q_ctxt->wrb_header; - generic_ctxt = (struct be_generic_q_ctxt *) q_ctxt; - generic_ctxt->context.bytes = sizeof(*q_ctxt); - } else { - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_NTWK_RX_FILTER); - memcpy(&fwcmd->params.request, settings, sizeof(*settings)); - - rc.length = FIELD_SIZEOF(struct FWCMD_COMMON_NTWK_RX_FILTER, - params.response); - rc.fwcmd_offset = offsetof(struct FWCMD_COMMON_NTWK_RX_FILTER, - params.response); - rc.va = settings; - /* Post or queue the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, generic_ctxt, - cb, cb_context, NULL, NULL, fwcmd, &rc); - - if (status < 0) { - TRACE(DL_ERR, "RXF/ERX filter config fwcmd failed."); - goto Error; - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} diff --git a/drivers/staging/benet/etx_context.h b/drivers/staging/benet/etx_context.h deleted file mode 100644 index 554fbe5d127b..000000000000 --- a/drivers/staging/benet/etx_context.h +++ /dev/null @@ -1,55 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __etx_context_amap_h__ -#define __etx_context_amap_h__ - -/* ETX ring context structure. */ -struct BE_ETX_CONTEXT_AMAP { - u8 tx_cidx[11]; /* DWORD 0 */ - u8 rsvd0[5]; /* DWORD 0 */ - u8 rsvd1[16]; /* DWORD 0 */ - u8 tx_pidx[11]; /* DWORD 1 */ - u8 rsvd2; /* DWORD 1 */ - u8 tx_ring_size[4]; /* DWORD 1 */ - u8 pd_id[5]; /* DWORD 1 */ - u8 pd_id_not_valid; /* DWORD 1 */ - u8 cq_id_send[10]; /* DWORD 1 */ - u8 rsvd3[32]; /* DWORD 2 */ - u8 rsvd4[32]; /* DWORD 3 */ - u8 cur_bytes[32]; /* DWORD 4 */ - u8 max_bytes[32]; /* DWORD 5 */ - u8 time_stamp[32]; /* DWORD 6 */ - u8 rsvd5[11]; /* DWORD 7 */ - u8 func; /* DWORD 7 */ - u8 rsvd6[20]; /* DWORD 7 */ - u8 cur_txd_count[32]; /* DWORD 8 */ - u8 max_txd_count[32]; /* DWORD 9 */ - u8 rsvd7[32]; /* DWORD 10 */ - u8 rsvd8[32]; /* DWORD 11 */ - u8 rsvd9[32]; /* DWORD 12 */ - u8 rsvd10[32]; /* DWORD 13 */ - u8 rsvd11[32]; /* DWORD 14 */ - u8 rsvd12[32]; /* DWORD 15 */ -} __packed; -struct ETX_CONTEXT_AMAP { - u32 dw[16]; -}; - -#endif /* __etx_context_amap_h__ */ diff --git a/drivers/staging/benet/funcobj.c b/drivers/staging/benet/funcobj.c deleted file mode 100644 index 0f57eb58daef..000000000000 --- a/drivers/staging/benet/funcobj.c +++ /dev/null @@ -1,565 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#include "hwlib.h" -#include "bestatus.h" - - -int -be_function_internal_query_firmware_config(struct be_function_object *pfob, - struct BE_FIRMWARE_CONFIG *config) -{ - struct FWCMD_COMMON_FIRMWARE_CONFIG *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - unsigned long irql; - struct be_mcc_wrb_response_copy rc; - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_FIRMWARE_CONFIG); - - rc.length = FIELD_SIZEOF(struct FWCMD_COMMON_FIRMWARE_CONFIG, - params.response); - rc.fwcmd_offset = offsetof(struct FWCMD_COMMON_FIRMWARE_CONFIG, - params.response); - rc.va = config; - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, - NULL, NULL, NULL, fwcmd, &rc); -error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - This allocates and initializes a function object based on the information - provided by upper layer drivers. - - Returns BE_SUCCESS on success and an appropriate int on failure. - - A function object represents a single BladeEngine (logical) PCI function. - That is a function object either represents - the networking side of BladeEngine or the iSCSI side of BladeEngine. - - This routine will also detect and create an appropriate PD object for the - PCI function as needed. -*/ -int -be_function_object_create(u8 __iomem *csr_va, u8 __iomem *db_va, - u8 __iomem *pci_va, u32 function_type, - struct ring_desc *mailbox, struct be_function_object *pfob) -{ - int status; - - ASSERT(pfob); /* not a magic assert */ - ASSERT(function_type <= 2); - - TRACE(DL_INFO, "Create function object. type:%s object:0x%p", - (function_type == BE_FUNCTION_TYPE_ISCSI ? "iSCSI" : - (function_type == BE_FUNCTION_TYPE_NETWORK ? "Network" : - "Arm")), pfob); - - memset(pfob, 0, sizeof(*pfob)); - - pfob->type = function_type; - pfob->csr_va = csr_va; - pfob->db_va = db_va; - pfob->pci_va = pci_va; - - spin_lock_init(&pfob->cq_lock); - spin_lock_init(&pfob->post_lock); - spin_lock_init(&pfob->mcc_context_lock); - - - pfob->pci_function_number = 1; - - - pfob->emulate = false; - TRACE(DL_NOTE, "Non-emulation mode"); - status = be_drive_POST(pfob); - if (status != BE_SUCCESS) { - TRACE(DL_ERR, "BladeEngine POST failed."); - goto error; - } - - /* Initialize the mailbox */ - status = be_mpu_init_mailbox(pfob, mailbox); - if (status != BE_SUCCESS) { - TRACE(DL_ERR, "Failed to initialize mailbox."); - goto error; - } - /* - * Cache the firmware config for ASSERTs in hwclib and later - * driver queries. - */ - status = be_function_internal_query_firmware_config(pfob, - &pfob->fw_config); - if (status != BE_SUCCESS) { - TRACE(DL_ERR, "Failed to query firmware config."); - goto error; - } - -error: - if (status != BE_SUCCESS) { - /* No cleanup necessary */ - TRACE(DL_ERR, "Failed to create function."); - memset(pfob, 0, sizeof(*pfob)); - } - return status; -} - -/* - This routine drops the reference count on a given function object. Once - the reference count falls to zero, the function object is destroyed and all - resources held are freed. - - FunctionObject - The function object to drop the reference to. -*/ -int be_function_object_destroy(struct be_function_object *pfob) -{ - TRACE(DL_INFO, "Destroy pfob. Object:0x%p", - pfob); - - - ASSERT(pfob->mcc == NULL); - - return BE_SUCCESS; -} - -int be_function_cleanup(struct be_function_object *pfob) -{ - int status = 0; - u32 isr; - u32 host_intr; - struct PCICFG_HOST_TIMER_INT_CTRL_CSR_AMAP ctrl; - - - if (pfob->type == BE_FUNCTION_TYPE_NETWORK) { - status = be_rxf_multicast_config(pfob, false, 0, - NULL, NULL, NULL, NULL); - ASSERT(status == BE_SUCCESS); - } - /* VLAN */ - status = be_rxf_vlan_config(pfob, false, 0, NULL, NULL, NULL, NULL); - ASSERT(status == BE_SUCCESS); - /* - * MCC Queue -- Switches to mailbox mode. May want to destroy - * all but the MCC CQ before this call if polling CQ is much better - * performance than polling mailbox register. - */ - if (pfob->mcc) - status = be_mcc_ring_destroy(pfob->mcc); - /* - * If interrupts are disabled, clear any CEV interrupt assertions that - * fired after we stopped processing EQs. - */ - ctrl.dw[0] = PCICFG1_READ(pfob, host_timer_int_ctrl); - host_intr = AMAP_GET_BITS_PTR(PCICFG_HOST_TIMER_INT_CTRL_CSR, - hostintr, ctrl.dw); - if (!host_intr) - if (pfob->type == BE_FUNCTION_TYPE_NETWORK) - isr = CSR_READ(pfob, cev.isr1); - else - isr = CSR_READ(pfob, cev.isr0); - else - /* This should never happen... */ - TRACE(DL_ERR, "function_cleanup called with interrupt enabled"); - /* Function object destroy */ - status = be_function_object_destroy(pfob); - ASSERT(status == BE_SUCCESS); - - return status; -} - - -void * -be_function_prepare_embedded_fwcmd(struct be_function_object *pfob, - struct MCC_WRB_AMAP *wrb, u32 payld_len, u32 request_length, - u32 response_length, u32 opcode, u32 subsystem) -{ - struct FWCMD_REQUEST_HEADER *header = NULL; - u32 n; - - ASSERT(wrb); - - n = offsetof(struct BE_MCC_WRB_AMAP, payload)/8; - AMAP_SET_BITS_PTR(MCC_WRB, embedded, wrb, 1); - AMAP_SET_BITS_PTR(MCC_WRB, payload_length, wrb, min(payld_len, n)); - header = (struct FWCMD_REQUEST_HEADER *)((u8 *)wrb + n); - - header->timeout = 0; - header->domain = 0; - header->request_length = max(request_length, response_length); - header->opcode = opcode; - header->subsystem = subsystem; - - return header; -} - -void * -be_function_prepare_nonembedded_fwcmd(struct be_function_object *pfob, - struct MCC_WRB_AMAP *wrb, - void *fwcmd_va, u64 fwcmd_pa, - u32 payld_len, - u32 request_length, - u32 response_length, - u32 opcode, u32 subsystem) -{ - struct FWCMD_REQUEST_HEADER *header = NULL; - u32 n; - struct MCC_WRB_PAYLOAD_AMAP *plp; - - ASSERT(wrb); - ASSERT(fwcmd_va); - - header = (struct FWCMD_REQUEST_HEADER *) fwcmd_va; - - AMAP_SET_BITS_PTR(MCC_WRB, embedded, wrb, 0); - AMAP_SET_BITS_PTR(MCC_WRB, payload_length, wrb, payld_len); - - /* - * Assume one fragment. The caller may override the SGL by - * rewriting the 0th length and adding more entries. They - * will also need to update the sge_count. - */ - AMAP_SET_BITS_PTR(MCC_WRB, sge_count, wrb, 1); - - n = offsetof(struct BE_MCC_WRB_AMAP, payload)/8; - plp = (struct MCC_WRB_PAYLOAD_AMAP *)((u8 *)wrb + n); - AMAP_SET_BITS_PTR(MCC_WRB_PAYLOAD, sgl[0].length, plp, payld_len); - AMAP_SET_BITS_PTR(MCC_WRB_PAYLOAD, sgl[0].pa_lo, plp, (u32)fwcmd_pa); - AMAP_SET_BITS_PTR(MCC_WRB_PAYLOAD, sgl[0].pa_hi, plp, - upper_32_bits(fwcmd_pa)); - - header->timeout = 0; - header->domain = 0; - header->request_length = max(request_length, response_length); - header->opcode = opcode; - header->subsystem = subsystem; - - return header; -} - -struct MCC_WRB_AMAP * -be_function_peek_mcc_wrb(struct be_function_object *pfob) -{ - struct MCC_WRB_AMAP *wrb = NULL; - u32 offset; - - if (pfob->mcc) - wrb = _be_mpu_peek_ring_wrb(pfob->mcc, false); - else { - offset = offsetof(struct BE_MCC_MAILBOX_AMAP, wrb)/8; - wrb = (struct MCC_WRB_AMAP *) ((u8 *) pfob->mailbox.va + - offset); - } - - if (wrb) - memset(wrb, 0, sizeof(struct MCC_WRB_AMAP)); - - return wrb; -} - -#if defined(BE_DEBUG) -void be_function_debug_print_wrb(struct be_function_object *pfob, - struct MCC_WRB_AMAP *wrb, void *optional_fwcmd_va, - struct be_mcc_wrb_context *wrb_context) -{ - - struct FWCMD_REQUEST_HEADER *header = NULL; - u8 embedded; - u32 n; - - embedded = AMAP_GET_BITS_PTR(MCC_WRB, embedded, wrb); - - if (embedded) { - n = offsetof(struct BE_MCC_WRB_AMAP, payload)/8; - header = (struct FWCMD_REQUEST_HEADER *)((u8 *)wrb + n); - } else { - header = (struct FWCMD_REQUEST_HEADER *) optional_fwcmd_va; - } - - /* Save the completed count before posting for a debug assert. */ - - if (header) { - wrb_context->opcode = header->opcode; - wrb_context->subsystem = header->subsystem; - - } else { - wrb_context->opcode = 0; - wrb_context->subsystem = 0; - } -} -#else -#define be_function_debug_print_wrb(a_, b_, c_, d_) -#endif - -int -be_function_post_mcc_wrb(struct be_function_object *pfob, - struct MCC_WRB_AMAP *wrb, - struct be_generic_q_ctxt *q_ctxt, - mcc_wrb_cqe_callback cb, void *cb_context, - mcc_wrb_cqe_callback internal_cb, - void *internal_cb_context, void *optional_fwcmd_va, - struct be_mcc_wrb_response_copy *rc) -{ - int status; - struct be_mcc_wrb_context *wrb_context = NULL; - u64 *p; - - if (q_ctxt) { - /* Initialize context. */ - q_ctxt->context.internal_cb = internal_cb; - q_ctxt->context.internal_cb_context = internal_cb_context; - q_ctxt->context.cb = cb; - q_ctxt->context.cb_context = cb_context; - if (rc) { - q_ctxt->context.copy.length = rc->length; - q_ctxt->context.copy.fwcmd_offset = rc->fwcmd_offset; - q_ctxt->context.copy.va = rc->va; - } else - q_ctxt->context.copy.length = 0; - - q_ctxt->context.optional_fwcmd_va = optional_fwcmd_va; - - /* Queue this request */ - status = be_function_queue_mcc_wrb(pfob, q_ctxt); - - goto Error; - } - /* - * Allocate a WRB context struct to hold the callback pointers, - * status, etc. This is required if commands complete out of order. - */ - wrb_context = _be_mcc_allocate_wrb_context(pfob); - if (!wrb_context) { - TRACE(DL_WARN, "Failed to allocate MCC WRB context."); - status = BE_STATUS_SYSTEM_RESOURCES; - goto Error; - } - /* Initialize context. */ - memset(wrb_context, 0, sizeof(*wrb_context)); - wrb_context->internal_cb = internal_cb; - wrb_context->internal_cb_context = internal_cb_context; - wrb_context->cb = cb; - wrb_context->cb_context = cb_context; - if (rc) { - wrb_context->copy.length = rc->length; - wrb_context->copy.fwcmd_offset = rc->fwcmd_offset; - wrb_context->copy.va = rc->va; - } else - wrb_context->copy.length = 0; - wrb_context->wrb = wrb; - - /* - * Copy the context pointer into the WRB opaque tag field. - * Verify assumption of 64-bit tag with a compile time assert. - */ - p = (u64 *) ((u8 *)wrb + offsetof(struct BE_MCC_WRB_AMAP, tag)/8); - *p = (u64)(size_t)wrb_context; - - /* Print info about this FWCMD for debug builds. */ - be_function_debug_print_wrb(pfob, wrb, optional_fwcmd_va, wrb_context); - - /* - * issue the WRB to the MPU as appropriate - */ - if (pfob->mcc) { - /* - * we're in WRB mode, pass to the mcc layer - */ - status = _be_mpu_post_wrb_ring(pfob->mcc, wrb, wrb_context); - } else { - /* - * we're in mailbox mode - */ - status = _be_mpu_post_wrb_mailbox(pfob, wrb, wrb_context); - - /* mailbox mode always completes synchronously */ - ASSERT(status != BE_STATUS_PENDING); - } - -Error: - - return status; -} - -int -be_function_ring_destroy(struct be_function_object *pfob, - u32 id, u32 ring_type, mcc_wrb_cqe_callback cb, - void *cb_context, mcc_wrb_cqe_callback internal_cb, - void *internal_cb_context) -{ - - struct FWCMD_COMMON_RING_DESTROY *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - int status = 0; - unsigned long irql; - - spin_lock_irqsave(&pfob->post_lock, irql); - - TRACE(DL_INFO, "Destroy ring id:%d type:%d", id, ring_type); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - ASSERT(wrb); - TRACE(DL_ERR, "No free MCC WRBs in destroy ring."); - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_RING_DESTROY); - - fwcmd->params.request.id = id; - fwcmd->params.request.ring_type = ring_type; - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, cb, cb_context, - internal_cb, internal_cb_context, fwcmd, NULL); - if (status != BE_SUCCESS && status != BE_PENDING) { - TRACE(DL_ERR, "Ring destroy fwcmd failed. id:%d ring_type:%d", - id, ring_type); - goto Error; - } - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -void -be_rd_to_pa_list(struct ring_desc *rd, struct PHYS_ADDR *pa_list, u32 max_num) -{ - u32 num_pages = PAGES_SPANNED(rd->va, rd->length); - u32 i = 0; - u64 pa = rd->pa; - __le64 lepa; - - ASSERT(pa_list); - ASSERT(pa); - - for (i = 0; i < min(num_pages, max_num); i++) { - lepa = cpu_to_le64(pa); - pa_list[i].lo = (u32)lepa; - pa_list[i].hi = upper_32_bits(lepa); - pa += PAGE_SIZE; - } -} - - - -/*----------------------------------------------------------------------------- - * Function: be_function_get_fw_version - * Retrieves the firmware version on the adpater. If the callback is - * NULL this call executes synchronously. If the callback is not NULL, - * the returned status will be BE_PENDING if the command was issued - * successfully. - * pfob - - * fwv - Pointer to response buffer if callback is NULL. - * cb - Callback function invoked when the FWCMD completes. - * cb_context - Passed to the callback function. - * return pend_status - BE_SUCCESS (0) on success. - * BE_PENDING (postive value) if the FWCMD - * completion is pending. Negative error code on failure. - *--------------------------------------------------------------------------- - */ -int -be_function_get_fw_version(struct be_function_object *pfob, - struct FWCMD_COMMON_GET_FW_VERSION_RESPONSE_PAYLOAD *fwv, - mcc_wrb_cqe_callback cb, void *cb_context) -{ - int status = BE_SUCCESS; - struct MCC_WRB_AMAP *wrb = NULL; - struct FWCMD_COMMON_GET_FW_VERSION *fwcmd = NULL; - unsigned long irql; - struct be_mcc_wrb_response_copy rc; - - spin_lock_irqsave(&pfob->post_lock, irql); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - TRACE(DL_ERR, "MCC wrb peek failed."); - status = BE_STATUS_NO_MCC_WRB; - goto Error; - } - - if (!cb && !fwv) { - TRACE(DL_ERR, "callback and response buffer NULL!"); - status = BE_NOT_OK; - goto Error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_GET_FW_VERSION); - - rc.length = FIELD_SIZEOF(struct FWCMD_COMMON_GET_FW_VERSION, - params.response); - rc.fwcmd_offset = offsetof(struct FWCMD_COMMON_GET_FW_VERSION, - params.response); - rc.va = fwv; - - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, cb, - cb_context, NULL, NULL, fwcmd, &rc); - -Error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -int -be_function_queue_mcc_wrb(struct be_function_object *pfob, - struct be_generic_q_ctxt *q_ctxt) -{ - int status; - - ASSERT(q_ctxt); - - /* - * issue the WRB to the MPU as appropriate - */ - if (pfob->mcc) { - - /* We're in ring mode. Queue this item. */ - pfob->mcc->backlog_length++; - list_add_tail(&q_ctxt->context.list, &pfob->mcc->backlog); - status = BE_PENDING; - } else { - status = BE_NOT_OK; - } - return status; -} - diff --git a/drivers/staging/benet/fwcmd_common.h b/drivers/staging/benet/fwcmd_common.h deleted file mode 100644 index 406e0d6fa985..000000000000 --- a/drivers/staging/benet/fwcmd_common.h +++ /dev/null @@ -1,222 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __fwcmd_common_amap_h__ -#define __fwcmd_common_amap_h__ -#include "host_struct.h" - -/* --- PHY_LINK_DUPLEX_ENUM --- */ -#define PHY_LINK_DUPLEX_NONE (0) -#define PHY_LINK_DUPLEX_HALF (1) -#define PHY_LINK_DUPLEX_FULL (2) - -/* --- PHY_LINK_SPEED_ENUM --- */ -#define PHY_LINK_SPEED_ZERO (0) /* No link. */ -#define PHY_LINK_SPEED_10MBPS (1) /* 10 Mbps */ -#define PHY_LINK_SPEED_100MBPS (2) /* 100 Mbps */ -#define PHY_LINK_SPEED_1GBPS (3) /* 1 Gbps */ -#define PHY_LINK_SPEED_10GBPS (4) /* 10 Gbps */ - -/* --- PHY_LINK_FAULT_ENUM --- */ -#define PHY_LINK_FAULT_NONE (0) /* No fault status - available or detected */ -#define PHY_LINK_FAULT_LOCAL (1) /* Local fault detected */ -#define PHY_LINK_FAULT_REMOTE (2) /* Remote fault detected */ - -/* --- BE_ULP_MASK --- */ -#define BE_ULP0_MASK (1) -#define BE_ULP1_MASK (2) -#define BE_ULP2_MASK (4) - -/* --- NTWK_ACTIVE_PORT --- */ -#define NTWK_PORT_A (0) /* Port A is currently active */ -#define NTWK_PORT_B (1) /* Port B is currently active */ -#define NTWK_NO_ACTIVE_PORT (15) /* Both ports have lost link */ - -/* --- NTWK_LINK_TYPE --- */ -#define NTWK_LINK_TYPE_PHYSICAL (0) /* link up/down event - applies to BladeEngine's - Physical Ports - */ -#define NTWK_LINK_TYPE_VIRTUAL (1) /* Virtual link up/down event - reported by BladeExchange. - This applies only when the - VLD feature is enabled - */ - -/* - * --- FWCMD_MAC_TYPE_ENUM --- - * This enum defines the types of MAC addresses in the RXF MAC Address Table. - */ -#define MAC_ADDRESS_TYPE_STORAGE (0) /* Storage MAC Address */ -#define MAC_ADDRESS_TYPE_NETWORK (1) /* Network MAC Address */ -#define MAC_ADDRESS_TYPE_PD (2) /* Protection Domain MAC Addr */ -#define MAC_ADDRESS_TYPE_MANAGEMENT (3) /* Managment MAC Address */ - - -/* --- FWCMD_RING_TYPE_ENUM --- */ -#define FWCMD_RING_TYPE_ETH_RX (1) /* Ring created with */ - /* FWCMD_COMMON_ETH_RX_CREATE. */ -#define FWCMD_RING_TYPE_ETH_TX (2) /* Ring created with */ - /* FWCMD_COMMON_ETH_TX_CREATE. */ -#define FWCMD_RING_TYPE_ISCSI_WRBQ (3) /* Ring created with */ - /* FWCMD_COMMON_ISCSI_WRBQ_CREATE. */ -#define FWCMD_RING_TYPE_ISCSI_DEFQ (4) /* Ring created with */ - /* FWCMD_COMMON_ISCSI_DEFQ_CREATE. */ -#define FWCMD_RING_TYPE_TPM_WRBQ (5) /* Ring created with */ - /* FWCMD_COMMON_TPM_WRBQ_CREATE. */ -#define FWCMD_RING_TYPE_TPM_DEFQ (6) /* Ring created with */ - /* FWCMD_COMMONTPM_TDEFQ_CREATE. */ -#define FWCMD_RING_TYPE_TPM_RQ (7) /* Ring created with */ - /* FWCMD_COMMON_TPM_RQ_CREATE. */ -#define FWCMD_RING_TYPE_MCC (8) /* Ring created with */ - /* FWCMD_COMMON_MCC_CREATE. */ -#define FWCMD_RING_TYPE_CQ (9) /* Ring created with */ - /* FWCMD_COMMON_CQ_CREATE. */ -#define FWCMD_RING_TYPE_EQ (10) /* Ring created with */ - /* FWCMD_COMMON_EQ_CREATE. */ -#define FWCMD_RING_TYPE_QP (11) /* Ring created with */ - /* FWCMD_RDMA_QP_CREATE. */ - - -/* --- ETH_TX_RING_TYPE_ENUM --- */ -#define ETH_TX_RING_TYPE_FORWARDING (1) /* Ethernet ring for - forwarding packets */ -#define ETH_TX_RING_TYPE_STANDARD (2) /* Ethernet ring for sending - network packets. */ -#define ETH_TX_RING_TYPE_BOUND (3) /* Ethernet ring bound to the - port specified in the command - header.port_number field. - Rings of this type are - NOT subject to the - failover logic implemented - in the BladeEngine. - */ - -/* --- FWCMD_COMMON_QOS_TYPE_ENUM --- */ -#define QOS_BITS_NIC (1) /* max_bits_per_second_NIC */ - /* field is valid. */ -#define QOS_PKTS_NIC (2) /* max_packets_per_second_NIC */ - /* field is valid. */ -#define QOS_IOPS_ISCSI (4) /* max_ios_per_second_iSCSI */ - /*field is valid. */ -#define QOS_VLAN_TAG (8) /* domain_VLAN_tag field - is valid. */ -#define QOS_FABRIC_ID (16) /* fabric_domain_ID field - is valid. */ -#define QOS_OEM_PARAMS (32) /* qos_params_oem field - is valid. */ -#define QOS_TPUT_ISCSI (64) /* max_bytes_per_second_iSCSI - field is valid. */ - - -/* - * --- FAILOVER_CONFIG_ENUM --- - * Failover configuration setting used in FWCMD_COMMON_FORCE_FAILOVER - */ -#define FAILOVER_CONFIG_NO_CHANGE (0) /* No change to automatic */ - /* port failover setting. */ -#define FAILOVER_CONFIG_ON (1) /* Automatic port failover - on link down is enabled. */ -#define FAILOVER_CONFIG_OFF (2) /* Automatic port failover - on link down is disabled. */ - -/* - * --- FAILOVER_PORT_ENUM --- - * Failover port setting used in FWCMD_COMMON_FORCE_FAILOVER - */ -#define FAILOVER_PORT_A (0) /* Selects port A. */ -#define FAILOVER_PORT_B (1) /* Selects port B. */ -#define FAILOVER_PORT_NONE (15) /* No port change requested. */ - - -/* - * --- MGMT_FLASHROM_OPCODE --- - * Flash ROM operation code - */ -#define MGMT_FLASHROM_OPCODE_FLASH (1) /* Commit downloaded data - to Flash ROM */ -#define MGMT_FLASHROM_OPCODE_SAVE (2) /* Save downloaded data to - ARM's DDR - do not flash */ -#define MGMT_FLASHROM_OPCODE_CLEAR (3) /* Erase specified component - from FlashROM */ -#define MGMT_FLASHROM_OPCODE_REPORT (4) /* Read specified component - from Flash ROM */ -#define MGMT_FLASHROM_OPCODE_IMAGE_INFO (5) /* Returns size of a - component */ - -/* - * --- MGMT_FLASHROM_OPTYPE --- - * Flash ROM operation type - */ -#define MGMT_FLASHROM_OPTYPE_CODE_FIRMWARE (0) /* Includes ARM firmware, - IPSec (optional) and EP - firmware */ -#define MGMT_FLASHROM_OPTYPE_CODE_REDBOOT (1) -#define MGMT_FLASHROM_OPTYPE_CODE_BIOS (2) -#define MGMT_FLASHROM_OPTYPE_CODE_PXE_BIOS (3) -#define MGMT_FLASHROM_OPTYPE_CODE_CTRLS (4) -#define MGMT_FLASHROM_OPTYPE_CFG_IPSEC (5) -#define MGMT_FLASHROM_OPTYPE_CFG_INI (6) -#define MGMT_FLASHROM_OPTYPE_ROM_OFFSET_SPECIFIED (7) - -/* - * --- FLASHROM_TYPE --- - * Flash ROM manufacturers supported in the f/w - */ -#define INTEL (0) -#define SPANSION (1) -#define MICRON (2) - -/* --- DDR_CAS_TYPE --- */ -#define CAS_3 (0) -#define CAS_4 (1) -#define CAS_5 (2) - -/* --- DDR_SIZE_TYPE --- */ -#define SIZE_256MB (0) -#define SIZE_512MB (1) - -/* --- DDR_MODE_TYPE --- */ -#define DDR_NO_ECC (0) -#define DDR_ECC (1) - -/* --- INTERFACE_10GB_TYPE --- */ -#define CX4_TYPE (0) -#define XFP_TYPE (1) - -/* --- BE_CHIP_MAX_MTU --- */ -#define CHIP_MAX_MTU (9000) - -/* --- XAUI_STATE_ENUM --- */ -#define XAUI_STATE_ENABLE (0) /* This MUST be the default - value for all requests - which set/change - equalization parameter. */ -#define XAUI_STATE_DISABLE (255) /* The XAUI for both ports - may be disabled for EMI - tests. There is no - provision for turning off - individual ports. - */ -/* --- BE_ASIC_REVISION --- */ -#define BE_ASIC_REV_A0 (1) -#define BE_ASIC_REV_A1 (2) - -#endif /* __fwcmd_common_amap_h__ */ diff --git a/drivers/staging/benet/fwcmd_common_bmap.h b/drivers/staging/benet/fwcmd_common_bmap.h deleted file mode 100644 index a007cf276500..000000000000 --- a/drivers/staging/benet/fwcmd_common_bmap.h +++ /dev/null @@ -1,717 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __fwcmd_common_bmap_h__ -#define __fwcmd_common_bmap_h__ -#include "fwcmd_types_bmap.h" -#include "fwcmd_hdr_bmap.h" - -#if defined(__BIG_ENDIAN) - /* Physical Address. */ -struct PHYS_ADDR { - union { - struct { - u32 lo; /* DWORD 0 */ - u32 hi; /* DWORD 1 */ - } __packed; /* unnamed struct */ - u32 dw[2]; /* dword union */ - }; /* unnamed union */ -} __packed ; - - -#else - /* Physical Address. */ -struct PHYS_ADDR { - union { - struct { - u32 lo; /* DWORD 0 */ - u32 hi; /* DWORD 1 */ - } __packed; /* unnamed struct */ - u32 dw[2]; /* dword union */ - }; /* unnamed union */ -} __packed ; - -struct BE_LINK_STATUS { - u8 mac0_duplex; - u8 mac0_speed; - u8 mac1_duplex; - u8 mac1_speed; - u8 mgmt_mac_duplex; - u8 mgmt_mac_speed; - u8 active_port; - u8 rsvd0; - u8 mac0_fault; - u8 mac1_fault; - u16 rsvd1; -} __packed; -#endif - -struct FWCMD_COMMON_ANON_170_REQUEST { - u32 rsvd0; -} __packed; - -union LINK_STATUS_QUERY_PARAMS { - struct BE_LINK_STATUS response; - struct FWCMD_COMMON_ANON_170_REQUEST request; -} __packed; - -/* - * Queries the the link status for all ports. The valid values below - * DO NOT indicate that a particular duplex or speed is supported by - * BladeEngine. These enumerations simply list all possible duplexes - * and speeds for any port. Consult BladeEngine product documentation - * for the supported parameters. - */ -struct FWCMD_COMMON_NTWK_LINK_STATUS_QUERY { - union FWCMD_HEADER header; - union LINK_STATUS_QUERY_PARAMS params; -} __packed; - -struct FWCMD_COMMON_ANON_171_REQUEST { - u8 type; - u8 port; - u8 mac1; - u8 permanent; -} __packed; - -struct FWCMD_COMMON_ANON_172_RESPONSE { - struct MAC_ADDRESS_FORMAT mac; -} __packed; - -union NTWK_MAC_QUERY_PARAMS { - struct FWCMD_COMMON_ANON_171_REQUEST request; - struct FWCMD_COMMON_ANON_172_RESPONSE response; -} __packed; - -/* Queries one MAC address. */ -struct FWCMD_COMMON_NTWK_MAC_QUERY { - union FWCMD_HEADER header; - union NTWK_MAC_QUERY_PARAMS params; -} __packed; - -struct MAC_SET_PARAMS_IN { - u8 type; - u8 port; - u8 mac1; - u8 invalidate; - struct MAC_ADDRESS_FORMAT mac; -} __packed; - -struct MAC_SET_PARAMS_OUT { - u32 rsvd0; -} __packed; - -union MAC_SET_PARAMS { - struct MAC_SET_PARAMS_IN request; - struct MAC_SET_PARAMS_OUT response; -} __packed; - -/* Sets a MAC address. */ -struct FWCMD_COMMON_NTWK_MAC_SET { - union FWCMD_HEADER header; - union MAC_SET_PARAMS params; -} __packed; - -/* MAC address list. */ -struct NTWK_MULTICAST_MAC_LIST { - u8 byte[6]; -} __packed; - -struct FWCMD_COMMON_NTWK_MULTICAST_SET_REQUEST_PAYLOAD { - u16 num_mac; - u8 promiscuous; - u8 rsvd0; - struct NTWK_MULTICAST_MAC_LIST mac[32]; -} __packed; - -struct FWCMD_COMMON_ANON_174_RESPONSE { - u32 rsvd0; -} __packed; - -union FWCMD_COMMON_ANON_173_PARAMS { - struct FWCMD_COMMON_NTWK_MULTICAST_SET_REQUEST_PAYLOAD request; - struct FWCMD_COMMON_ANON_174_RESPONSE response; -} __packed; - -/* - * Sets multicast address hash. The MPU will merge the MAC address lists - * from all clients, including the networking and storage functions. - * This command may fail if the final merged list of MAC addresses exceeds - * 32 entries. - */ -struct FWCMD_COMMON_NTWK_MULTICAST_SET { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_173_PARAMS params; -} __packed; - -struct FWCMD_COMMON_NTWK_VLAN_CONFIG_REQUEST_PAYLOAD { - u16 num_vlan; - u8 promiscuous; - u8 rsvd0; - u16 vlan_tag[32]; -} __packed; - -struct FWCMD_COMMON_ANON_176_RESPONSE { - u32 rsvd0; -} __packed; - -union FWCMD_COMMON_ANON_175_PARAMS { - struct FWCMD_COMMON_NTWK_VLAN_CONFIG_REQUEST_PAYLOAD request; - struct FWCMD_COMMON_ANON_176_RESPONSE response; -} __packed; - -/* - * Sets VLAN tag filter. The MPU will merge the VLAN tag list from all - * clients, including the networking and storage functions. This command - * may fail if the final vlan_tag array (from all functions) is longer - * than 32 entries. - */ -struct FWCMD_COMMON_NTWK_VLAN_CONFIG { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_175_PARAMS params; -} __packed; - -struct RING_DESTROY_REQUEST { - u16 ring_type; - u16 id; - u8 bypass_flush; - u8 rsvd0; - u16 rsvd1; -} __packed; - -struct FWCMD_COMMON_ANON_190_RESPONSE { - u32 rsvd0; -} __packed; - -union FWCMD_COMMON_ANON_189_PARAMS { - struct RING_DESTROY_REQUEST request; - struct FWCMD_COMMON_ANON_190_RESPONSE response; -} __packed; -/* - * Command for destroying any ring. The connection(s) using the ring should - * be quiesced before destroying the ring. - */ -struct FWCMD_COMMON_RING_DESTROY { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_189_PARAMS params; -} __packed; - -struct FWCMD_COMMON_ANON_192_REQUEST { - u16 num_pages; - u16 rsvd0; - struct CQ_CONTEXT_AMAP context; - struct PHYS_ADDR pages[4]; -} __packed ; - -struct FWCMD_COMMON_ANON_193_RESPONSE { - u16 cq_id; -} __packed ; - -union FWCMD_COMMON_ANON_191_PARAMS { - struct FWCMD_COMMON_ANON_192_REQUEST request; - struct FWCMD_COMMON_ANON_193_RESPONSE response; -} __packed ; - -/* - * Command for creating a completion queue. A Completion Queue must span - * at least 1 page and at most 4 pages. Each completion queue entry - * is 16 bytes regardless of CQ entry format. Thus the ring must be - * at least 256 entries deep (corresponding to 1 page) and can be at - * most 1024 entries deep (corresponding to 4 pages). The number of - * pages posted must contain the CQ ring size as encoded in the context. - * - */ -struct FWCMD_COMMON_CQ_CREATE { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_191_PARAMS params; -} __packed ; - -struct FWCMD_COMMON_ANON_198_REQUEST { - u16 num_pages; - u16 rsvd0; - struct EQ_CONTEXT_AMAP context; - struct PHYS_ADDR pages[8]; -} __packed ; - -struct FWCMD_COMMON_ANON_199_RESPONSE { - u16 eq_id; -} __packed ; - -union FWCMD_COMMON_ANON_197_PARAMS { - struct FWCMD_COMMON_ANON_198_REQUEST request; - struct FWCMD_COMMON_ANON_199_RESPONSE response; -} __packed ; - -/* - * Command for creating a event queue. An Event Queue must span at least - * 1 page and at most 8 pages. The number of pages posted must contain - * the EQ ring. The ring is defined by the size of the EQ entries (encoded - * in the context) and the number of EQ entries (also encoded in the - * context). - */ -struct FWCMD_COMMON_EQ_CREATE { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_197_PARAMS params; -} __packed ; - -struct FWCMD_COMMON_ANON_201_REQUEST { - u16 cq_id; - u16 bcmc_cq_id; - u16 num_pages; - u16 rsvd0; - struct PHYS_ADDR pages[2]; -} __packed; - -struct FWCMD_COMMON_ANON_202_RESPONSE { - u16 id; -} __packed; - -union FWCMD_COMMON_ANON_200_PARAMS { - struct FWCMD_COMMON_ANON_201_REQUEST request; - struct FWCMD_COMMON_ANON_202_RESPONSE response; -} __packed; - -/* - * Command for creating Ethernet receive ring. An ERX ring contains ETH_RX_D - * entries (8 bytes each). An ERX ring must be 1024 entries deep - * (corresponding to 2 pages). - */ -struct FWCMD_COMMON_ETH_RX_CREATE { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_200_PARAMS params; -} __packed; - -struct FWCMD_COMMON_ANON_204_REQUEST { - u16 num_pages; - u8 ulp_num; - u8 type; - struct ETX_CONTEXT_AMAP context; - struct PHYS_ADDR pages[8]; -} __packed ; - -struct FWCMD_COMMON_ANON_205_RESPONSE { - u16 cid; - u8 ulp_num; - u8 rsvd0; -} __packed ; - -union FWCMD_COMMON_ANON_203_PARAMS { - struct FWCMD_COMMON_ANON_204_REQUEST request; - struct FWCMD_COMMON_ANON_205_RESPONSE response; -} __packed ; - -/* - * Command for creating an Ethernet transmit ring. An ETX ring contains - * ETH_WRB entries (16 bytes each). An ETX ring must be at least 256 - * entries deep (corresponding to 1 page) and at most 2k entries deep - * (corresponding to 8 pages). - */ -struct FWCMD_COMMON_ETH_TX_CREATE { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_203_PARAMS params; -} __packed ; - -struct FWCMD_COMMON_ANON_222_REQUEST { - u16 num_pages; - u16 rsvd0; - struct MCC_RING_CONTEXT_AMAP context; - struct PHYS_ADDR pages[8]; -} __packed ; - -struct FWCMD_COMMON_ANON_223_RESPONSE { - u16 id; -} __packed ; - -union FWCMD_COMMON_ANON_221_PARAMS { - struct FWCMD_COMMON_ANON_222_REQUEST request; - struct FWCMD_COMMON_ANON_223_RESPONSE response; -} __packed ; - -/* - * Command for creating the MCC ring. An MCC ring must be at least 16 - * entries deep (corresponding to 1 page) and at most 128 entries deep - * (corresponding to 8 pages). - */ -struct FWCMD_COMMON_MCC_CREATE { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_221_PARAMS params; -} __packed ; - -struct GET_QOS_IN { - u32 qos_params_rsvd; -} __packed; - -struct GET_QOS_OUT { - u32 max_bits_per_second_NIC; - u32 max_packets_per_second_NIC; - u32 max_ios_per_second_iSCSI; - u32 max_bytes_per_second_iSCSI; - u16 domain_VLAN_tag; - u16 fabric_domain_ID; - u32 qos_params_oem[4]; -} __packed; - -union GET_QOS_PARAMS { - struct GET_QOS_IN request; - struct GET_QOS_OUT response; -} __packed; - -/* QOS/Bandwidth settings per domain. Applicable only in VMs. */ -struct FWCMD_COMMON_GET_QOS { - union FWCMD_HEADER header; - union GET_QOS_PARAMS params; -} __packed; - -struct SET_QOS_IN { - u32 valid_flags; - u32 max_bits_per_second_NIC; - u32 max_packets_per_second_NIC; - u32 max_ios_per_second_iSCSI; - u32 max_bytes_per_second_iSCSI; - u16 domain_VLAN_tag; - u16 fabric_domain_ID; - u32 qos_params_oem[4]; -} __packed; - -struct SET_QOS_OUT { - u32 qos_params_rsvd; -} __packed; - -union SET_QOS_PARAMS { - struct SET_QOS_IN request; - struct SET_QOS_OUT response; -} __packed; - -/* QOS/Bandwidth settings per domain. Applicable only in VMs. */ -struct FWCMD_COMMON_SET_QOS { - union FWCMD_HEADER header; - union SET_QOS_PARAMS params; -} __packed; - -struct SET_FRAME_SIZE_IN { - u32 max_tx_frame_size; - u32 max_rx_frame_size; -} __packed; - -struct SET_FRAME_SIZE_OUT { - u32 chip_max_tx_frame_size; - u32 chip_max_rx_frame_size; -} __packed; - -union SET_FRAME_SIZE_PARAMS { - struct SET_FRAME_SIZE_IN request; - struct SET_FRAME_SIZE_OUT response; -} __packed; - -/* Set frame size command. Only host domain may issue this command. */ -struct FWCMD_COMMON_SET_FRAME_SIZE { - union FWCMD_HEADER header; - union SET_FRAME_SIZE_PARAMS params; -} __packed; - -struct FORCE_FAILOVER_IN { - u32 move_to_port; - u32 failover_config; -} __packed; - -struct FWCMD_COMMON_ANON_231_RESPONSE { - u32 rsvd0; -} __packed; - -union FWCMD_COMMON_ANON_230_PARAMS { - struct FORCE_FAILOVER_IN request; - struct FWCMD_COMMON_ANON_231_RESPONSE response; -} __packed; - -/* - * Use this command to control failover in BladeEngine. It may be used - * to failback to a restored port or to forcibly move traffic from - * one port to another. It may also be used to enable or disable the - * automatic failover feature. This command can only be issued by domain - * 0. - */ -struct FWCMD_COMMON_FORCE_FAILOVER { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_230_PARAMS params; -} __packed; - -struct FWCMD_COMMON_ANON_240_REQUEST { - u64 context; -} __packed; - -struct FWCMD_COMMON_ANON_241_RESPONSE { - u64 context; -} __packed; - -union FWCMD_COMMON_ANON_239_PARAMS { - struct FWCMD_COMMON_ANON_240_REQUEST request; - struct FWCMD_COMMON_ANON_241_RESPONSE response; -} __packed; - -/* - * This command can be used by clients as a no-operation request. Typical - * uses for drivers are as a heartbeat mechanism, or deferred processing - * catalyst. The ARM will always complete this command with a good completion. - * The 64-bit parameter is not touched by the ARM processor. - */ -struct FWCMD_COMMON_NOP { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_239_PARAMS params; -} __packed; - -struct NTWK_RX_FILTER_SETTINGS { - u8 promiscuous; - u8 ip_cksum; - u8 tcp_cksum; - u8 udp_cksum; - u8 pass_err; - u8 pass_ckerr; - u8 strip_crc; - u8 mcast_en; - u8 bcast_en; - u8 mcast_promiscuous_en; - u8 unicast_en; - u8 vlan_promiscuous; -} __packed; - -union FWCMD_COMMON_ANON_242_PARAMS { - struct NTWK_RX_FILTER_SETTINGS request; - struct NTWK_RX_FILTER_SETTINGS response; -} __packed; - -/* - * This command is used to modify the ethernet receive filter configuration. - * Only domain 0 network function drivers may issue this command. The - * applied configuration is returned in the response payload. Note: - * Some receive packet filter settings are global on BladeEngine and - * can affect both the storage and network function clients that the - * BladeEngine hardware and firmware serve. Additionaly, depending - * on the revision of BladeEngine, some ethernet receive filter settings - * are dependent on others. If a dependency exists between settings - * for the BladeEngine revision, and the command request settings do - * not meet the dependency requirement, the invalid settings will not - * be applied despite the comand succeeding. For example: a driver may - * request to enable broadcast packets, but not enable multicast packets. - * On early revisions of BladeEngine, there may be no distinction between - * broadcast and multicast filters, so broadcast could not be enabled - * without enabling multicast. In this scenario, the comand would still - * succeed, but the response payload would indicate the previously - * configured broadcast and multicast setting. - */ -struct FWCMD_COMMON_NTWK_RX_FILTER { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_242_PARAMS params; -} __packed; - - -struct FWCMD_COMMON_ANON_244_REQUEST { - u32 rsvd0; -} __packed; - -struct FWCMD_COMMON_GET_FW_VERSION_RESPONSE_PAYLOAD { - u8 firmware_version_string[32]; - u8 fw_on_flash_version_string[32]; -} __packed; - -union FWCMD_COMMON_ANON_243_PARAMS { - struct FWCMD_COMMON_ANON_244_REQUEST request; - struct FWCMD_COMMON_GET_FW_VERSION_RESPONSE_PAYLOAD response; -} __packed; - -/* This comand retrieves the firmware version. */ -struct FWCMD_COMMON_GET_FW_VERSION { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_243_PARAMS params; -} __packed; - -struct FWCMD_COMMON_ANON_246_REQUEST { - u16 tx_flow_control; - u16 rx_flow_control; -} __packed; - -struct FWCMD_COMMON_ANON_247_RESPONSE { - u32 rsvd0; -} __packed; - -union FWCMD_COMMON_ANON_245_PARAMS { - struct FWCMD_COMMON_ANON_246_REQUEST request; - struct FWCMD_COMMON_ANON_247_RESPONSE response; -} __packed; - -/* - * This comand is used to program BladeEngine flow control behavior. - * Only the host networking driver is allowed to use this comand. - */ -struct FWCMD_COMMON_SET_FLOW_CONTROL { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_245_PARAMS params; -} __packed; - -struct FWCMD_COMMON_ANON_249_REQUEST { - u32 rsvd0; -} __packed; - -struct FWCMD_COMMON_ANON_250_RESPONSE { - u16 tx_flow_control; - u16 rx_flow_control; -} __packed; - -union FWCMD_COMMON_ANON_248_PARAMS { - struct FWCMD_COMMON_ANON_249_REQUEST request; - struct FWCMD_COMMON_ANON_250_RESPONSE response; -} __packed; - -/* This comand is used to read BladeEngine flow control settings. */ -struct FWCMD_COMMON_GET_FLOW_CONTROL { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_248_PARAMS params; -} __packed; - -struct EQ_DELAY_PARAMS { - u32 eq_id; - u32 delay_in_microseconds; -} __packed; - -struct FWCMD_COMMON_ANON_257_REQUEST { - u32 num_eq; - u32 rsvd0; - struct EQ_DELAY_PARAMS delay[16]; -} __packed; - -struct FWCMD_COMMON_ANON_258_RESPONSE { - u32 delay_resolution_in_microseconds; - u32 delay_max_in_microseconds; -} __packed; - -union MODIFY_EQ_DELAY_PARAMS { - struct FWCMD_COMMON_ANON_257_REQUEST request; - struct FWCMD_COMMON_ANON_258_RESPONSE response; -} __packed; - -/* This comand changes the EQ delay for a given set of EQs. */ -struct FWCMD_COMMON_MODIFY_EQ_DELAY { - union FWCMD_HEADER header; - union MODIFY_EQ_DELAY_PARAMS params; -} __packed; - -struct FWCMD_COMMON_ANON_260_REQUEST { - u32 rsvd0; -} __packed; - -struct BE_FIRMWARE_CONFIG { - u16 be_config_number; - u16 asic_revision; - u32 nic_ulp_mask; - u32 tulp_mask; - u32 iscsi_ulp_mask; - u32 rdma_ulp_mask; - u32 rsvd0[4]; - u32 eth_tx_id_start; - u32 eth_tx_id_count; - u32 eth_rx_id_start; - u32 eth_rx_id_count; - u32 tpm_wrbq_id_start; - u32 tpm_wrbq_id_count; - u32 tpm_defq_id_start; - u32 tpm_defq_id_count; - u32 iscsi_wrbq_id_start; - u32 iscsi_wrbq_id_count; - u32 iscsi_defq_id_start; - u32 iscsi_defq_id_count; - u32 rdma_qp_id_start; - u32 rdma_qp_id_count; - u32 rsvd1[8]; -} __packed; - -union FWCMD_COMMON_ANON_259_PARAMS { - struct FWCMD_COMMON_ANON_260_REQUEST request; - struct BE_FIRMWARE_CONFIG response; -} __packed; - -/* - * This comand queries the current firmware configuration parameters. - * The static configuration type is defined by be_config_number. This - * differentiates different BladeEngine builds, such as iSCSI Initiator - * versus iSCSI Target. For a given static configuration, the Upper - * Layer Protocol (ULP) processors may be reconfigured to support different - * protocols. Each ULP processor supports one or more protocols. The - * masks indicate which processors are configured for each protocol. - * For a given static configuration, the number of TCP connections - * supported for each protocol may vary. The *_id_start and *_id_count - * variables define a linear range of IDs that are available for each - * supported protocol. The *_id_count may be used by the driver to allocate - * the appropriate number of connection resources. The *_id_start may - * be used to map the arbitrary range of IDs to a zero-based range - * of indices. - */ -struct FWCMD_COMMON_FIRMWARE_CONFIG { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_259_PARAMS params; -} __packed; - -struct FWCMD_COMMON_PORT_EQUALIZATION_PARAMS { - u32 emph_lev_sel_port0; - u32 emph_lev_sel_port1; - u8 xaui_vo_sel; - u8 xaui_state; - u16 rsvd0; - u32 xaui_eq_vector; -} __packed; - -struct FWCMD_COMMON_ANON_262_REQUEST { - u32 rsvd0; -} __packed; - -union FWCMD_COMMON_ANON_261_PARAMS { - struct FWCMD_COMMON_ANON_262_REQUEST request; - struct FWCMD_COMMON_PORT_EQUALIZATION_PARAMS response; -} __packed; - -/* - * This comand can be used to read XAUI equalization parameters. The - * ARM firmware applies default equalization parameters during initialization. - * These parameters may be customer-specific when derived from the - * SEEPROM. See SEEPROM_DATA for equalization specific fields. - */ -struct FWCMD_COMMON_GET_PORT_EQUALIZATION { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_261_PARAMS params; -} __packed; - -struct FWCMD_COMMON_ANON_264_RESPONSE { - u32 rsvd0; -} __packed; - -union FWCMD_COMMON_ANON_263_PARAMS { - struct FWCMD_COMMON_PORT_EQUALIZATION_PARAMS request; - struct FWCMD_COMMON_ANON_264_RESPONSE response; -} __packed; - -/* - * This comand can be used to set XAUI equalization parameters. The ARM - * firmware applies default equalization parameters during initialization. - * These parameters may be customer-specific when derived from the - * SEEPROM. See SEEPROM_DATA for equalization specific fields. - */ -struct FWCMD_COMMON_SET_PORT_EQUALIZATION { - union FWCMD_HEADER header; - union FWCMD_COMMON_ANON_263_PARAMS params; -} __packed; - -#endif /* __fwcmd_common_bmap_h__ */ diff --git a/drivers/staging/benet/fwcmd_eth_bmap.h b/drivers/staging/benet/fwcmd_eth_bmap.h deleted file mode 100644 index 234b179eace6..000000000000 --- a/drivers/staging/benet/fwcmd_eth_bmap.h +++ /dev/null @@ -1,280 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __fwcmd_eth_bmap_h__ -#define __fwcmd_eth_bmap_h__ -#include "fwcmd_hdr_bmap.h" -#include "fwcmd_types_bmap.h" - -struct MIB_ETH_STATISTICS_PARAMS_IN { - u32 rsvd0; -} __packed; - -struct BE_RXF_STATS { - u32 p0recvdtotalbytesLSD; /* DWORD 0 */ - u32 p0recvdtotalbytesMSD; /* DWORD 1 */ - u32 p0recvdtotalframes; /* DWORD 2 */ - u32 p0recvdunicastframes; /* DWORD 3 */ - u32 p0recvdmulticastframes; /* DWORD 4 */ - u32 p0recvdbroadcastframes; /* DWORD 5 */ - u32 p0crcerrors; /* DWORD 6 */ - u32 p0alignmentsymerrs; /* DWORD 7 */ - u32 p0pauseframesrecvd; /* DWORD 8 */ - u32 p0controlframesrecvd; /* DWORD 9 */ - u32 p0inrangelenerrors; /* DWORD 10 */ - u32 p0outrangeerrors; /* DWORD 11 */ - u32 p0frametoolongerrors; /* DWORD 12 */ - u32 p0droppedaddressmatch; /* DWORD 13 */ - u32 p0droppedvlanmismatch; /* DWORD 14 */ - u32 p0ipdroppedtoosmall; /* DWORD 15 */ - u32 p0ipdroppedtooshort; /* DWORD 16 */ - u32 p0ipdroppedhdrtoosmall; /* DWORD 17 */ - u32 p0tcpdroppedlen; /* DWORD 18 */ - u32 p0droppedrunt; /* DWORD 19 */ - u32 p0recvd64; /* DWORD 20 */ - u32 p0recvd65_127; /* DWORD 21 */ - u32 p0recvd128_256; /* DWORD 22 */ - u32 p0recvd256_511; /* DWORD 23 */ - u32 p0recvd512_1023; /* DWORD 24 */ - u32 p0recvd1518_1522; /* DWORD 25 */ - u32 p0recvd1522_2047; /* DWORD 26 */ - u32 p0recvd2048_4095; /* DWORD 27 */ - u32 p0recvd4096_8191; /* DWORD 28 */ - u32 p0recvd8192_9216; /* DWORD 29 */ - u32 p0rcvdipcksmerrs; /* DWORD 30 */ - u32 p0recvdtcpcksmerrs; /* DWORD 31 */ - u32 p0recvdudpcksmerrs; /* DWORD 32 */ - u32 p0recvdnonrsspackets; /* DWORD 33 */ - u32 p0recvdippackets; /* DWORD 34 */ - u32 p0recvdchute1packets; /* DWORD 35 */ - u32 p0recvdchute2packets; /* DWORD 36 */ - u32 p0recvdchute3packets; /* DWORD 37 */ - u32 p0recvdipsecpackets; /* DWORD 38 */ - u32 p0recvdmanagementpackets; /* DWORD 39 */ - u32 p0xmitbyteslsd; /* DWORD 40 */ - u32 p0xmitbytesmsd; /* DWORD 41 */ - u32 p0xmitunicastframes; /* DWORD 42 */ - u32 p0xmitmulticastframes; /* DWORD 43 */ - u32 p0xmitbroadcastframes; /* DWORD 44 */ - u32 p0xmitpauseframes; /* DWORD 45 */ - u32 p0xmitcontrolframes; /* DWORD 46 */ - u32 p0xmit64; /* DWORD 47 */ - u32 p0xmit65_127; /* DWORD 48 */ - u32 p0xmit128_256; /* DWORD 49 */ - u32 p0xmit256_511; /* DWORD 50 */ - u32 p0xmit512_1023; /* DWORD 51 */ - u32 p0xmit1518_1522; /* DWORD 52 */ - u32 p0xmit1522_2047; /* DWORD 53 */ - u32 p0xmit2048_4095; /* DWORD 54 */ - u32 p0xmit4096_8191; /* DWORD 55 */ - u32 p0xmit8192_9216; /* DWORD 56 */ - u32 p0rxfifooverflowdropped; /* DWORD 57 */ - u32 p0ipseclookupfaileddropped; /* DWORD 58 */ - u32 p1recvdtotalbytesLSD; /* DWORD 59 */ - u32 p1recvdtotalbytesMSD; /* DWORD 60 */ - u32 p1recvdtotalframes; /* DWORD 61 */ - u32 p1recvdunicastframes; /* DWORD 62 */ - u32 p1recvdmulticastframes; /* DWORD 63 */ - u32 p1recvdbroadcastframes; /* DWORD 64 */ - u32 p1crcerrors; /* DWORD 65 */ - u32 p1alignmentsymerrs; /* DWORD 66 */ - u32 p1pauseframesrecvd; /* DWORD 67 */ - u32 p1controlframesrecvd; /* DWORD 68 */ - u32 p1inrangelenerrors; /* DWORD 69 */ - u32 p1outrangeerrors; /* DWORD 70 */ - u32 p1frametoolongerrors; /* DWORD 71 */ - u32 p1droppedaddressmatch; /* DWORD 72 */ - u32 p1droppedvlanmismatch; /* DWORD 73 */ - u32 p1ipdroppedtoosmall; /* DWORD 74 */ - u32 p1ipdroppedtooshort; /* DWORD 75 */ - u32 p1ipdroppedhdrtoosmall; /* DWORD 76 */ - u32 p1tcpdroppedlen; /* DWORD 77 */ - u32 p1droppedrunt; /* DWORD 78 */ - u32 p1recvd64; /* DWORD 79 */ - u32 p1recvd65_127; /* DWORD 80 */ - u32 p1recvd128_256; /* DWORD 81 */ - u32 p1recvd256_511; /* DWORD 82 */ - u32 p1recvd512_1023; /* DWORD 83 */ - u32 p1recvd1518_1522; /* DWORD 84 */ - u32 p1recvd1522_2047; /* DWORD 85 */ - u32 p1recvd2048_4095; /* DWORD 86 */ - u32 p1recvd4096_8191; /* DWORD 87 */ - u32 p1recvd8192_9216; /* DWORD 88 */ - u32 p1rcvdipcksmerrs; /* DWORD 89 */ - u32 p1recvdtcpcksmerrs; /* DWORD 90 */ - u32 p1recvdudpcksmerrs; /* DWORD 91 */ - u32 p1recvdnonrsspackets; /* DWORD 92 */ - u32 p1recvdippackets; /* DWORD 93 */ - u32 p1recvdchute1packets; /* DWORD 94 */ - u32 p1recvdchute2packets; /* DWORD 95 */ - u32 p1recvdchute3packets; /* DWORD 96 */ - u32 p1recvdipsecpackets; /* DWORD 97 */ - u32 p1recvdmanagementpackets; /* DWORD 98 */ - u32 p1xmitbyteslsd; /* DWORD 99 */ - u32 p1xmitbytesmsd; /* DWORD 100 */ - u32 p1xmitunicastframes; /* DWORD 101 */ - u32 p1xmitmulticastframes; /* DWORD 102 */ - u32 p1xmitbroadcastframes; /* DWORD 103 */ - u32 p1xmitpauseframes; /* DWORD 104 */ - u32 p1xmitcontrolframes; /* DWORD 105 */ - u32 p1xmit64; /* DWORD 106 */ - u32 p1xmit65_127; /* DWORD 107 */ - u32 p1xmit128_256; /* DWORD 108 */ - u32 p1xmit256_511; /* DWORD 109 */ - u32 p1xmit512_1023; /* DWORD 110 */ - u32 p1xmit1518_1522; /* DWORD 111 */ - u32 p1xmit1522_2047; /* DWORD 112 */ - u32 p1xmit2048_4095; /* DWORD 113 */ - u32 p1xmit4096_8191; /* DWORD 114 */ - u32 p1xmit8192_9216; /* DWORD 115 */ - u32 p1rxfifooverflowdropped; /* DWORD 116 */ - u32 p1ipseclookupfaileddropped; /* DWORD 117 */ - u32 pxdroppednopbuf; /* DWORD 118 */ - u32 pxdroppednotxpb; /* DWORD 119 */ - u32 pxdroppednoipsecbuf; /* DWORD 120 */ - u32 pxdroppednoerxdescr; /* DWORD 121 */ - u32 pxdroppednotpredescr; /* DWORD 122 */ - u32 pxrecvdmanagementportpackets; /* DWORD 123 */ - u32 pxrecvdmanagementportbytes; /* DWORD 124 */ - u32 pxrecvdmanagementportpauseframes; /* DWORD 125 */ - u32 pxrecvdmanagementporterrors; /* DWORD 126 */ - u32 pxxmitmanagementportpackets; /* DWORD 127 */ - u32 pxxmitmanagementportbytes; /* DWORD 128 */ - u32 pxxmitmanagementportpause; /* DWORD 129 */ - u32 pxxmitmanagementportrxfifooverflow; /* DWORD 130 */ - u32 pxrecvdipsecipcksmerrs; /* DWORD 131 */ - u32 pxrecvdtcpsecipcksmerrs; /* DWORD 132 */ - u32 pxrecvdudpsecipcksmerrs; /* DWORD 133 */ - u32 pxipsecrunt; /* DWORD 134 */ - u32 pxipsecaddressmismatchdropped; /* DWORD 135 */ - u32 pxipsecrxfifooverflowdropped; /* DWORD 136 */ - u32 pxipsecframestoolong; /* DWORD 137 */ - u32 pxipsectotalipframes; /* DWORD 138 */ - u32 pxipseciptoosmall; /* DWORD 139 */ - u32 pxipseciptooshort; /* DWORD 140 */ - u32 pxipseciphdrtoosmall; /* DWORD 141 */ - u32 pxipsectcphdrbad; /* DWORD 142 */ - u32 pxrecvdipsecchute1; /* DWORD 143 */ - u32 pxrecvdipsecchute2; /* DWORD 144 */ - u32 pxrecvdipsecchute3; /* DWORD 145 */ - u32 pxdropped7frags; /* DWORD 146 */ - u32 pxdroppedfrags; /* DWORD 147 */ - u32 pxdroppedinvalidfragring; /* DWORD 148 */ - u32 pxnumforwardedpackets; /* DWORD 149 */ -} __packed; - -union MIB_ETH_STATISTICS_PARAMS { - struct MIB_ETH_STATISTICS_PARAMS_IN request; - struct BE_RXF_STATS response; -} __packed; - -/* - * Query ethernet statistics. All domains may issue this command. The - * host domain drivers may optionally reset internal statistic counters - * with a query. - */ -struct FWCMD_ETH_GET_STATISTICS { - union FWCMD_HEADER header; - union MIB_ETH_STATISTICS_PARAMS params; -} __packed; - - -struct FWCMD_ETH_ANON_175_REQUEST { - u8 port0_promiscuous; - u8 port1_promiscuous; - u16 rsvd0; -} __packed; - -struct FWCMD_ETH_ANON_176_RESPONSE { - u32 rsvd0; -} __packed; - -union FWCMD_ETH_ANON_174_PARAMS { - struct FWCMD_ETH_ANON_175_REQUEST request; - struct FWCMD_ETH_ANON_176_RESPONSE response; -} __packed; - -/* Enables/Disables promiscuous ethernet receive mode. */ -struct FWCMD_ETH_PROMISCUOUS { - union FWCMD_HEADER header; - union FWCMD_ETH_ANON_174_PARAMS params; -} __packed; - -struct FWCMD_ETH_ANON_178_REQUEST { - u32 new_fragsize_log2; -} __packed; - -struct FWCMD_ETH_ANON_179_RESPONSE { - u32 actual_fragsize_log2; -} __packed; - -union FWCMD_ETH_ANON_177_PARAMS { - struct FWCMD_ETH_ANON_178_REQUEST request; - struct FWCMD_ETH_ANON_179_RESPONSE response; -} __packed; - -/* - * Sets the Ethernet RX fragment size. Only host (domain 0) networking - * drivers may issue this command. This call will fail for non-host - * protection domains. In this situation the MCC CQ status will indicate - * a failure due to insufficient priviledges. The response should be - * ignored, and the driver should use the FWCMD_ETH_GET_FRAG_SIZE to - * query the existing ethernet receive fragment size. It must use this - * fragment size for all fragments in the ethernet receive ring. If - * the command succeeds, the driver must use the frag size indicated - * in the command response since the requested frag size may not be applied - * until the next reboot. When the requested fragsize matches the response - * fragsize, this indicates the request was applied immediately. - */ -struct FWCMD_ETH_SET_RX_FRAG_SIZE { - union FWCMD_HEADER header; - union FWCMD_ETH_ANON_177_PARAMS params; -} __packed; - -struct FWCMD_ETH_ANON_181_REQUEST { - u32 rsvd0; -} __packed; - -struct FWCMD_ETH_ANON_182_RESPONSE { - u32 actual_fragsize_log2; -} __packed; - -union FWCMD_ETH_ANON_180_PARAMS { - struct FWCMD_ETH_ANON_181_REQUEST request; - struct FWCMD_ETH_ANON_182_RESPONSE response; -} __packed; - -/* - * Queries the Ethernet RX fragment size. All domains may issue this - * command. The driver should call this command to determine the minimum - * required fragment size for the ethernet RX ring buffers. Drivers - * may choose to use a larger size for each fragment buffer, but BladeEngine - * will use up to the configured minimum required fragsize in each ethernet - * receive fragment buffer. For example, if the ethernet receive fragment - * size is configured to 4kB, and a driver uses 8kB fragments, a 6kB - * ethernet packet received by BladeEngine will be split accross two - * of the driver's receive framgents (4kB in one fragment buffer, and - * 2kB in the subsequent fragment buffer). - */ -struct FWCMD_ETH_GET_RX_FRAG_SIZE { - union FWCMD_HEADER header; - union FWCMD_ETH_ANON_180_PARAMS params; -} __packed; - -#endif /* __fwcmd_eth_bmap_h__ */ diff --git a/drivers/staging/benet/fwcmd_hdr_bmap.h b/drivers/staging/benet/fwcmd_hdr_bmap.h deleted file mode 100644 index 28b45328fe7b..000000000000 --- a/drivers/staging/benet/fwcmd_hdr_bmap.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __fwcmd_hdr_bmap_h__ -#define __fwcmd_hdr_bmap_h__ - -struct FWCMD_REQUEST_HEADER { - u8 opcode; - u8 subsystem; - u8 port_number; - u8 domain; - u32 timeout; - u32 request_length; - u32 rsvd0; -} __packed; - -struct FWCMD_RESPONSE_HEADER { - u8 opcode; - u8 subsystem; - u8 rsvd0; - u8 domain; - u8 status; - u8 additional_status; - u16 rsvd1; - u32 response_length; - u32 actual_response_length; -} __packed; - -/* - * The firmware/driver overwrites the input FWCMD_REQUEST_HEADER with - * the output FWCMD_RESPONSE_HEADER. - */ -union FWCMD_HEADER { - struct FWCMD_REQUEST_HEADER request; - struct FWCMD_RESPONSE_HEADER response; -} __packed; - -#endif /* __fwcmd_hdr_bmap_h__ */ diff --git a/drivers/staging/benet/fwcmd_mcc.h b/drivers/staging/benet/fwcmd_mcc.h deleted file mode 100644 index 9eeca878c1fb..000000000000 --- a/drivers/staging/benet/fwcmd_mcc.h +++ /dev/null @@ -1,94 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __fwcmd_mcc_amap_h__ -#define __fwcmd_mcc_amap_h__ -#include "fwcmd_opcodes.h" -/* - * Where applicable, a WRB, may contain a list of Scatter-gather elements. - * Each element supports a 64 bit address and a 32bit length field. - */ -struct BE_MCC_SGE_AMAP { - u8 pa_lo[32]; /* DWORD 0 */ - u8 pa_hi[32]; /* DWORD 1 */ - u8 length[32]; /* DWORD 2 */ -} __packed; -struct MCC_SGE_AMAP { - u32 dw[3]; -}; -/* - * The design of an MCC_SGE allows up to 19 elements to be embedded - * in a WRB, supporting 64KB data transfers (assuming a 4KB page size). - */ -struct BE_MCC_WRB_PAYLOAD_AMAP { - union { - struct BE_MCC_SGE_AMAP sgl[19]; - u8 embedded[59][32]; /* DWORD 0 */ - }; -} __packed; -struct MCC_WRB_PAYLOAD_AMAP { - u32 dw[59]; -}; - -/* - * This is the structure of the MCC Command WRB for commands - * sent to the Management Processing Unit (MPU). See section - * for usage in embedded and non-embedded modes. - */ -struct BE_MCC_WRB_AMAP { - u8 embedded; /* DWORD 0 */ - u8 rsvd0[2]; /* DWORD 0 */ - u8 sge_count[5]; /* DWORD 0 */ - u8 rsvd1[16]; /* DWORD 0 */ - u8 special[8]; /* DWORD 0 */ - u8 payload_length[32]; /* DWORD 1 */ - u8 tag[2][32]; /* DWORD 2 */ - u8 rsvd2[32]; /* DWORD 4 */ - struct BE_MCC_WRB_PAYLOAD_AMAP payload; -} __packed; -struct MCC_WRB_AMAP { - u32 dw[64]; -}; - -/* This is the structure of the MCC Completion queue entry */ -struct BE_MCC_CQ_ENTRY_AMAP { - u8 completion_status[16]; /* DWORD 0 */ - u8 extended_status[16]; /* DWORD 0 */ - u8 mcc_tag[2][32]; /* DWORD 1 */ - u8 rsvd0[27]; /* DWORD 3 */ - u8 consumed; /* DWORD 3 */ - u8 completed; /* DWORD 3 */ - u8 hpi_buffer_completion; /* DWORD 3 */ - u8 async_event; /* DWORD 3 */ - u8 valid; /* DWORD 3 */ -} __packed; -struct MCC_CQ_ENTRY_AMAP { - u32 dw[4]; -}; - -/* Mailbox structures used by the MPU during bootstrap */ -struct BE_MCC_MAILBOX_AMAP { - struct BE_MCC_WRB_AMAP wrb; - struct BE_MCC_CQ_ENTRY_AMAP cq; -} __packed; -struct MCC_MAILBOX_AMAP { - u32 dw[68]; -}; - -#endif /* __fwcmd_mcc_amap_h__ */ diff --git a/drivers/staging/benet/fwcmd_opcodes.h b/drivers/staging/benet/fwcmd_opcodes.h deleted file mode 100644 index 23d569386b46..000000000000 --- a/drivers/staging/benet/fwcmd_opcodes.h +++ /dev/null @@ -1,244 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __fwcmd_opcodes_amap_h__ -#define __fwcmd_opcodes_amap_h__ - -/* - * --- FWCMD_SUBSYSTEMS --- - * The commands are grouped into the following subsystems. The subsystem - * code along with the opcode uniquely identify a particular fwcmd. - */ -#define FWCMD_SUBSYSTEM_RSVD (0) /* This subsystem is reserved. It is */ - /* never used. */ -#define FWCMD_SUBSYSTEM_COMMON (1) /* CMDs in this group are common to - * all subsystems. See - * COMMON_SUBSYSTEM_OPCODES for opcodes - * and Common Host Configuration CMDs - * for the FWCMD descriptions. - */ -#define FWCMD_SUBSYSTEM_COMMON_ISCSI (2) /* CMDs in this group are */ - /* - * common to Initiator and Target. See - * COMMON_ISCSI_SUBSYSTEM_OPCODES and - * Common iSCSI Initiator and Target - * CMDs for the command descriptions. - */ -#define FWCMD_SUBSYSTEM_ETH (3) /* This subsystem is used to - execute Ethernet commands. */ - -#define FWCMD_SUBSYSTEM_TPM (4) /* This subsystem is used - to execute TPM commands. */ -#define FWCMD_SUBSYSTEM_PXE_UNDI (5) /* This subsystem is used - * to execute PXE - * and UNDI specific commands. - */ - -#define FWCMD_SUBSYSTEM_ISCSI_INI (6) /* This subsystem is used to - execute ISCSI Initiator - specific commands. - */ -#define FWCMD_SUBSYSTEM_ISCSI_TGT (7) /* This subsystem is used - to execute iSCSI Target - specific commands.between - PTL and ARM firmware. - */ -#define FWCMD_SUBSYSTEM_MILI_PTL (8) /* This subsystem is used to - execute iSCSI Target specific - commands.between MILI - and PTL. */ -#define FWCMD_SUBSYSTEM_MILI_TMD (9) /* This subsystem is used to - execute iSCSI Target specific - commands between MILI - and TMD. */ -#define FWCMD_SUBSYSTEM_PROXY (11) /* This subsystem is used - to execute proxied commands - within the host at the - explicit request of a - non priviledged domain. - This 'subsystem' is entirely - virtual from the controller - and firmware perspective as - it is implemented in host - drivers. - */ - -/* - * --- COMMON_SUBSYSTEM_OPCODES --- - * These opcodes are common to both networking and storage PCI - * functions. They are used to reserve resources and configure - * BladeEngine. These opcodes all use the FWCMD_SUBSYSTEM_COMMON - * subsystem code. - */ -#define OPCODE_COMMON_NTWK_MAC_QUERY (1) -#define SUBSYSTEM_COMMON_NTWK_MAC_QUERY (1) -#define SUBSYSTEM_COMMON_NTWK_MAC_SET (1) -#define SUBSYSTEM_COMMON_NTWK_MULTICAST_SET (1) -#define SUBSYSTEM_COMMON_NTWK_VLAN_CONFIG (1) -#define SUBSYSTEM_COMMON_NTWK_LINK_STATUS_QUERY (1) -#define SUBSYSTEM_COMMON_READ_FLASHROM (1) -#define SUBSYSTEM_COMMON_WRITE_FLASHROM (1) -#define SUBSYSTEM_COMMON_QUERY_MAX_FWCMD_BUFFER_SIZE (1) -#define SUBSYSTEM_COMMON_ADD_PAGE_TABLES (1) -#define SUBSYSTEM_COMMON_REMOVE_PAGE_TABLES (1) -#define SUBSYSTEM_COMMON_RING_DESTROY (1) -#define SUBSYSTEM_COMMON_CQ_CREATE (1) -#define SUBSYSTEM_COMMON_EQ_CREATE (1) -#define SUBSYSTEM_COMMON_ETH_RX_CREATE (1) -#define SUBSYSTEM_COMMON_ETH_TX_CREATE (1) -#define SUBSYSTEM_COMMON_ISCSI_DEFQ_CREATE (1) -#define SUBSYSTEM_COMMON_ISCSI_WRBQ_CREATE (1) -#define SUBSYSTEM_COMMON_MCC_CREATE (1) -#define SUBSYSTEM_COMMON_JELL_CONFIG (1) -#define SUBSYSTEM_COMMON_FORCE_FAILOVER (1) -#define SUBSYSTEM_COMMON_ADD_TEMPLATE_HEADER_BUFFERS (1) -#define SUBSYSTEM_COMMON_REMOVE_TEMPLATE_HEADER_BUFFERS (1) -#define SUBSYSTEM_COMMON_POST_ZERO_BUFFER (1) -#define SUBSYSTEM_COMMON_GET_QOS (1) -#define SUBSYSTEM_COMMON_SET_QOS (1) -#define SUBSYSTEM_COMMON_TCP_GET_STATISTICS (1) -#define SUBSYSTEM_COMMON_SEEPROM_READ (1) -#define SUBSYSTEM_COMMON_TCP_STATE_QUERY (1) -#define SUBSYSTEM_COMMON_GET_CNTL_ATTRIBUTES (1) -#define SUBSYSTEM_COMMON_NOP (1) -#define SUBSYSTEM_COMMON_NTWK_RX_FILTER (1) -#define SUBSYSTEM_COMMON_GET_FW_VERSION (1) -#define SUBSYSTEM_COMMON_SET_FLOW_CONTROL (1) -#define SUBSYSTEM_COMMON_GET_FLOW_CONTROL (1) -#define SUBSYSTEM_COMMON_SET_TCP_PARAMETERS (1) -#define SUBSYSTEM_COMMON_SET_FRAME_SIZE (1) -#define SUBSYSTEM_COMMON_GET_FAT (1) -#define SUBSYSTEM_COMMON_MODIFY_EQ_DELAY (1) -#define SUBSYSTEM_COMMON_FIRMWARE_CONFIG (1) -#define SUBSYSTEM_COMMON_ENABLE_DISABLE_DOMAINS (1) -#define SUBSYSTEM_COMMON_GET_DOMAIN_CONFIG (1) -#define SUBSYSTEM_COMMON_SET_VLD_CONFIG (1) -#define SUBSYSTEM_COMMON_GET_VLD_CONFIG (1) -#define SUBSYSTEM_COMMON_GET_PORT_EQUALIZATION (1) -#define SUBSYSTEM_COMMON_SET_PORT_EQUALIZATION (1) -#define SUBSYSTEM_COMMON_RED_CONFIG (1) -#define OPCODE_COMMON_NTWK_MAC_SET (2) -#define OPCODE_COMMON_NTWK_MULTICAST_SET (3) -#define OPCODE_COMMON_NTWK_VLAN_CONFIG (4) -#define OPCODE_COMMON_NTWK_LINK_STATUS_QUERY (5) -#define OPCODE_COMMON_READ_FLASHROM (6) -#define OPCODE_COMMON_WRITE_FLASHROM (7) -#define OPCODE_COMMON_QUERY_MAX_FWCMD_BUFFER_SIZE (8) -#define OPCODE_COMMON_ADD_PAGE_TABLES (9) -#define OPCODE_COMMON_REMOVE_PAGE_TABLES (10) -#define OPCODE_COMMON_RING_DESTROY (11) -#define OPCODE_COMMON_CQ_CREATE (12) -#define OPCODE_COMMON_EQ_CREATE (13) -#define OPCODE_COMMON_ETH_RX_CREATE (14) -#define OPCODE_COMMON_ETH_TX_CREATE (15) -#define OPCODE_COMMON_NET_RESERVED0 (16) /* Reserved */ -#define OPCODE_COMMON_NET_RESERVED1 (17) /* Reserved */ -#define OPCODE_COMMON_NET_RESERVED2 (18) /* Reserved */ -#define OPCODE_COMMON_ISCSI_DEFQ_CREATE (19) -#define OPCODE_COMMON_ISCSI_WRBQ_CREATE (20) -#define OPCODE_COMMON_MCC_CREATE (21) -#define OPCODE_COMMON_JELL_CONFIG (22) -#define OPCODE_COMMON_FORCE_FAILOVER (23) -#define OPCODE_COMMON_ADD_TEMPLATE_HEADER_BUFFERS (24) -#define OPCODE_COMMON_REMOVE_TEMPLATE_HEADER_BUFFERS (25) -#define OPCODE_COMMON_POST_ZERO_BUFFER (26) -#define OPCODE_COMMON_GET_QOS (27) -#define OPCODE_COMMON_SET_QOS (28) -#define OPCODE_COMMON_TCP_GET_STATISTICS (29) -#define OPCODE_COMMON_SEEPROM_READ (30) -#define OPCODE_COMMON_TCP_STATE_QUERY (31) -#define OPCODE_COMMON_GET_CNTL_ATTRIBUTES (32) -#define OPCODE_COMMON_NOP (33) -#define OPCODE_COMMON_NTWK_RX_FILTER (34) -#define OPCODE_COMMON_GET_FW_VERSION (35) -#define OPCODE_COMMON_SET_FLOW_CONTROL (36) -#define OPCODE_COMMON_GET_FLOW_CONTROL (37) -#define OPCODE_COMMON_SET_TCP_PARAMETERS (38) -#define OPCODE_COMMON_SET_FRAME_SIZE (39) -#define OPCODE_COMMON_GET_FAT (40) -#define OPCODE_COMMON_MODIFY_EQ_DELAY (41) -#define OPCODE_COMMON_FIRMWARE_CONFIG (42) -#define OPCODE_COMMON_ENABLE_DISABLE_DOMAINS (43) -#define OPCODE_COMMON_GET_DOMAIN_CONFIG (44) -#define OPCODE_COMMON_SET_VLD_CONFIG (45) -#define OPCODE_COMMON_GET_VLD_CONFIG (46) -#define OPCODE_COMMON_GET_PORT_EQUALIZATION (47) -#define OPCODE_COMMON_SET_PORT_EQUALIZATION (48) -#define OPCODE_COMMON_RED_CONFIG (49) - - - -/* - * --- ETH_SUBSYSTEM_OPCODES --- - * These opcodes are used for configuring the Ethernet interfaces. These - * opcodes all use the FWCMD_SUBSYSTEM_ETH subsystem code. - */ -#define OPCODE_ETH_RSS_CONFIG (1) -#define OPCODE_ETH_ACPI_CONFIG (2) -#define SUBSYSTEM_ETH_RSS_CONFIG (3) -#define SUBSYSTEM_ETH_ACPI_CONFIG (3) -#define OPCODE_ETH_PROMISCUOUS (3) -#define SUBSYSTEM_ETH_PROMISCUOUS (3) -#define SUBSYSTEM_ETH_GET_STATISTICS (3) -#define SUBSYSTEM_ETH_GET_RX_FRAG_SIZE (3) -#define SUBSYSTEM_ETH_SET_RX_FRAG_SIZE (3) -#define OPCODE_ETH_GET_STATISTICS (4) -#define OPCODE_ETH_GET_RX_FRAG_SIZE (5) -#define OPCODE_ETH_SET_RX_FRAG_SIZE (6) - - - - - -/* - * --- MCC_STATUS_CODE --- - * These are the global status codes used by all subsystems - */ -#define MCC_STATUS_SUCCESS (0) /* Indicates a successful - completion of the command */ -#define MCC_STATUS_INSUFFICIENT_PRIVILEGES (1) /* The client does not have - sufficient privileges to - execute the command */ -#define MCC_STATUS_INVALID_PARAMETER (2) /* A parameter in the command - was invalid. The extended - status contains the index - of the parameter */ -#define MCC_STATUS_INSUFFICIENT_RESOURCES (3) /* There are insufficient - chip resources to execute - the command */ -#define MCC_STATUS_QUEUE_FLUSHING (4) /* The command is completing - because the queue was - getting flushed */ -#define MCC_STATUS_DMA_FAILED (5) /* The command is completing - with a DMA error */ - -/* - * --- MGMT_ERROR_CODES --- - * Error Codes returned in the status field of the FWCMD response header - */ -#define MGMT_STATUS_SUCCESS (0) /* The FWCMD completed - without errors */ -#define MGMT_STATUS_FAILED (1) /* Error status in the Status - field of the - struct FWCMD_RESPONSE_HEADER */ -#define MGMT_STATUS_ILLEGAL_REQUEST (2) /* Invalid FWCMD opcode */ -#define MGMT_STATUS_ILLEGAL_FIELD (3) /* Invalid parameter in - the FWCMD payload */ - -#endif /* __fwcmd_opcodes_amap_h__ */ diff --git a/drivers/staging/benet/fwcmd_types_bmap.h b/drivers/staging/benet/fwcmd_types_bmap.h deleted file mode 100644 index 92217aff3a16..000000000000 --- a/drivers/staging/benet/fwcmd_types_bmap.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __fwcmd_types_bmap_h__ -#define __fwcmd_types_bmap_h__ - -/* MAC address format */ -struct MAC_ADDRESS_FORMAT { - u16 SizeOfStructure; - u8 MACAddress[6]; -} __packed; - -#endif /* __fwcmd_types_bmap_h__ */ diff --git a/drivers/staging/benet/host_struct.h b/drivers/staging/benet/host_struct.h deleted file mode 100644 index 3de6722b980f..000000000000 --- a/drivers/staging/benet/host_struct.h +++ /dev/null @@ -1,182 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __host_struct_amap_h__ -#define __host_struct_amap_h__ -#include "be_cm.h" -#include "be_common.h" -#include "descriptors.h" - -/* --- EQ_COMPLETION_MAJOR_CODE_ENUM --- */ -#define EQ_MAJOR_CODE_COMPLETION (0) /* Completion event on a */ - /* qcompletion ueue. */ -#define EQ_MAJOR_CODE_ETH (1) /* Affiliated Ethernet Event. */ -#define EQ_MAJOR_CODE_RESERVED (2) /* Reserved */ -#define EQ_MAJOR_CODE_RDMA (3) /* Affiliated RDMA Event. */ -#define EQ_MAJOR_CODE_ISCSI (4) /* Affiliated ISCSI Event */ -#define EQ_MAJOR_CODE_UNAFFILIATED (5) /* Unaffiliated Event */ - -/* --- EQ_COMPLETION_MINOR_CODE_ENUM --- */ -#define EQ_MINOR_CODE_COMPLETION (0) /* Completion event on a */ - /* completion queue. */ -#define EQ_MINOR_CODE_OTHER (1) /* Other Event (TBD). */ - -/* Queue Entry Definition for all 4 byte event queue types. */ -struct BE_EQ_ENTRY_AMAP { - u8 Valid; /* DWORD 0 */ - u8 MajorCode[3]; /* DWORD 0 */ - u8 MinorCode[12]; /* DWORD 0 */ - u8 ResourceID[16]; /* DWORD 0 */ -} __packed; -struct EQ_ENTRY_AMAP { - u32 dw[1]; -}; - -/* - * --- ETH_EVENT_CODE --- - * These codes are returned by the MPU when one of these events has occurred, - * and the event is configured to report to an Event Queue when an event - * is detected. - */ -#define ETH_EQ_LINK_STATUS (0) /* Link status change event */ - /* detected. */ -#define ETH_EQ_WATERMARK (1) /* watermark event detected. */ -#define ETH_EQ_MAGIC_PKT (2) /* magic pkt event detected. */ -#define ETH_EQ_ACPI_PKT0 (3) /* ACPI interesting packet */ - /* detected. */ -#define ETH_EQ_ACPI_PKT1 (3) /* ACPI interesting packet */ - /* detected. */ -#define ETH_EQ_ACPI_PKT2 (3) /* ACPI interesting packet */ - /* detected. */ -#define ETH_EQ_ACPI_PKT3 (3) /* ACPI interesting packet */ - /* detected. */ - -/* - * --- ETH_TX_COMPL_STATUS_ENUM --- - * Status codes contained in Ethernet TX completion descriptors. - */ -#define ETH_COMP_VALID (0) -#define ETH_COMP_ERROR (1) -#define ETH_COMP_INVALID (15) - -/* - * --- ETH_TX_COMPL_PORT_ENUM --- - * Port indicator contained in Ethernet TX completion descriptors. - */ -#define ETH_COMP_PORT0 (0) -#define ETH_COMP_PORT1 (1) -#define ETH_COMP_MGMT (2) - -/* - * --- ETH_TX_COMPL_CT_ENUM --- - * Completion type indicator contained in Ethernet TX completion descriptors. - */ -#define ETH_COMP_ETH (0) - -/* - * Work request block that the driver issues to the chip for - * Ethernet transmissions. All control fields must be valid in each WRB for - * a message. The controller, as specified by the flags, optionally writes - * an entry to the Completion Ring and generate an event. - */ -struct BE_ETH_WRB_AMAP { - u8 frag_pa_hi[32]; /* DWORD 0 */ - u8 frag_pa_lo[32]; /* DWORD 1 */ - u8 complete; /* DWORD 2 */ - u8 event; /* DWORD 2 */ - u8 crc; /* DWORD 2 */ - u8 forward; /* DWORD 2 */ - u8 ipsec; /* DWORD 2 */ - u8 mgmt; /* DWORD 2 */ - u8 ipcs; /* DWORD 2 */ - u8 udpcs; /* DWORD 2 */ - u8 tcpcs; /* DWORD 2 */ - u8 lso; /* DWORD 2 */ - u8 last; /* DWORD 2 */ - u8 vlan; /* DWORD 2 */ - u8 dbg[3]; /* DWORD 2 */ - u8 hash_val[3]; /* DWORD 2 */ - u8 lso_mss[14]; /* DWORD 2 */ - u8 frag_len[16]; /* DWORD 3 */ - u8 vlan_tag[16]; /* DWORD 3 */ -} __packed; -struct ETH_WRB_AMAP { - u32 dw[4]; -}; - -/* This is an Ethernet transmit completion descriptor */ -struct BE_ETH_TX_COMPL_AMAP { - u8 user_bytes[16]; /* DWORD 0 */ - u8 nwh_bytes[8]; /* DWORD 0 */ - u8 lso; /* DWORD 0 */ - u8 rsvd0[7]; /* DWORD 0 */ - u8 wrb_index[16]; /* DWORD 1 */ - u8 ct[2]; /* DWORD 1 */ - u8 port[2]; /* DWORD 1 */ - u8 rsvd1[8]; /* DWORD 1 */ - u8 status[4]; /* DWORD 1 */ - u8 rsvd2[16]; /* DWORD 2 */ - u8 ringid[11]; /* DWORD 2 */ - u8 hash_val[4]; /* DWORD 2 */ - u8 valid; /* DWORD 2 */ - u8 rsvd3[32]; /* DWORD 3 */ -} __packed; -struct ETH_TX_COMPL_AMAP { - u32 dw[4]; -}; - -/* Ethernet Receive Buffer descriptor */ -struct BE_ETH_RX_D_AMAP { - u8 fragpa_hi[32]; /* DWORD 0 */ - u8 fragpa_lo[32]; /* DWORD 1 */ -} __packed; -struct ETH_RX_D_AMAP { - u32 dw[2]; -}; - -/* This is an Ethernet Receive Completion Descriptor */ -struct BE_ETH_RX_COMPL_AMAP { - u8 vlan_tag[16]; /* DWORD 0 */ - u8 pktsize[14]; /* DWORD 0 */ - u8 port; /* DWORD 0 */ - u8 rsvd0; /* DWORD 0 */ - u8 err; /* DWORD 1 */ - u8 rsshp; /* DWORD 1 */ - u8 ipf; /* DWORD 1 */ - u8 tcpf; /* DWORD 1 */ - u8 udpf; /* DWORD 1 */ - u8 ipcksm; /* DWORD 1 */ - u8 tcpcksm; /* DWORD 1 */ - u8 udpcksm; /* DWORD 1 */ - u8 macdst[6]; /* DWORD 1 */ - u8 vtp; /* DWORD 1 */ - u8 vtm; /* DWORD 1 */ - u8 fragndx[10]; /* DWORD 1 */ - u8 ct[2]; /* DWORD 1 */ - u8 ipsec; /* DWORD 1 */ - u8 numfrags[3]; /* DWORD 1 */ - u8 rsvd1[31]; /* DWORD 2 */ - u8 valid; /* DWORD 2 */ - u8 rsshash[32]; /* DWORD 3 */ -} __packed; -struct ETH_RX_COMPL_AMAP { - u32 dw[4]; -}; - -#endif /* __host_struct_amap_h__ */ diff --git a/drivers/staging/benet/hwlib.h b/drivers/staging/benet/hwlib.h deleted file mode 100644 index afedf4dc5903..000000000000 --- a/drivers/staging/benet/hwlib.h +++ /dev/null @@ -1,830 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#ifndef __hwlib_h__ -#define __hwlib_h__ - -#include <linux/module.h> -#include <linux/io.h> -#include <linux/list.h> -#include <linux/spinlock.h> - -#include "regmap.h" /* srcgen array map output */ - -#include "asyncmesg.h" -#include "fwcmd_opcodes.h" -#include "post_codes.h" -#include "fwcmd_mcc.h" - -#include "fwcmd_types_bmap.h" -#include "fwcmd_common_bmap.h" -#include "fwcmd_eth_bmap.h" -#include "bestatus.h" -/* - * - * Macros for reading/writing a protection domain or CSR registers - * in BladeEngine. - */ -#define PD_READ(fo, field) ioread32((fo)->db_va + \ - offsetof(struct BE_PROTECTION_DOMAIN_DBMAP_AMAP, field)/8) - -#define PD_WRITE(fo, field, val) iowrite32(val, (fo)->db_va + \ - offsetof(struct BE_PROTECTION_DOMAIN_DBMAP_AMAP, field)/8) - -#define CSR_READ(fo, field) ioread32((fo)->csr_va + \ - offsetof(struct BE_BLADE_ENGINE_CSRMAP_AMAP, field)/8) - -#define CSR_WRITE(fo, field, val) iowrite32(val, (fo)->csr_va + \ - offsetof(struct BE_BLADE_ENGINE_CSRMAP_AMAP, field)/8) - -#define PCICFG0_READ(fo, field) ioread32((fo)->pci_va + \ - offsetof(struct BE_PCICFG0_CSRMAP_AMAP, field)/8) - -#define PCICFG0_WRITE(fo, field, val) iowrite32(val, (fo)->pci_va + \ - offsetof(struct BE_PCICFG0_CSRMAP_AMAP, field)/8) - -#define PCICFG1_READ(fo, field) ioread32((fo)->pci_va + \ - offsetof(struct BE_PCICFG1_CSRMAP_AMAP, field)/8) - -#define PCICFG1_WRITE(fo, field, val) iowrite32(val, (fo)->pci_va + \ - offsetof(struct BE_PCICFG1_CSRMAP_AMAP, field)/8) - -#ifdef BE_DEBUG -#define ASSERT(c) BUG_ON(!(c)); -#else -#define ASSERT(c) -#endif - -/* debug levels */ -enum BE_DEBUG_LEVELS { - DL_ALWAYS = 0, /* cannot be masked */ - DL_ERR = 0x1, /* errors that should never happen */ - DL_WARN = 0x2, /* something questionable. - recoverable errors */ - DL_NOTE = 0x4, /* infrequent, important debug info */ - DL_INFO = 0x8, /* debug information */ - DL_VERBOSE = 0x10, /* detailed info, such as buffer traces */ - BE_DL_MIN_VALUE = 0x1, /* this is the min value used */ - BE_DL_MAX_VALUE = 0x80 /* this is the higheset value used */ -} ; - -extern unsigned int trace_level; - -#define TRACE(lm, fmt, args...) { \ - if (trace_level & lm) { \ - printk(KERN_NOTICE "BE: %s:%d \n" fmt, \ - __FILE__ , __LINE__ , ## args); \ - } \ - } - -static inline unsigned int be_trace_set_level(unsigned int level) -{ - unsigned int old_level = trace_level; - trace_level = level; - return old_level; -} - -#define be_trace_get_level() trace_level -/* - * Returns number of pages spanned by the size of data - * starting at the given address. - */ -#define PAGES_SPANNED(_address, _size) \ - ((u32)((((size_t)(_address) & (PAGE_SIZE - 1)) + \ - (_size) + (PAGE_SIZE - 1)) >> PAGE_SHIFT)) -/* Byte offset into the page corresponding to given address */ -#define OFFSET_IN_PAGE(_addr_) ((size_t)(_addr_) & (PAGE_SIZE-1)) - -/* - * circular subtract. - * Returns a - b assuming a circular number system, where a and b are - * in range (0, maxValue-1). If a==b, zero is returned so the - * highest value possible with this subtraction is maxValue-1. - */ -static inline u32 be_subc(u32 a, u32 b, u32 max) -{ - ASSERT(a <= max && b <= max); - ASSERT(max > 0); - return a >= b ? (a - b) : (max - b + a); -} - -static inline u32 be_addc(u32 a, u32 b, u32 max) -{ - ASSERT(a < max); - ASSERT(max > 0); - return (max - a > b) ? (a + b) : (b + a - max); -} - -/* descriptor for a physically contiguous memory used for ring */ -struct ring_desc { - u32 length; /* length in bytes */ - void *va; /* virtual address */ - u64 pa; /* bus address */ -} ; - -/* - * This structure stores information about a ring shared between hardware - * and software. Each ring is allocated by the driver in the uncached - * extension and mapped into BladeEngine's unified table. - */ -struct mp_ring { - u32 pages; /* queue size in pages */ - u32 id; /* queue id assigned by beklib */ - u32 num; /* number of elements in queue */ - u32 cidx; /* consumer index */ - u32 pidx; /* producer index -- not used by most rings */ - u32 itemSize; /* size in bytes of one object */ - - void *va; /* The virtual address of the ring. - This should be last to allow 32 & 64 - bit debugger extensions to work. */ -} ; - -/*----------- amap bit filed get / set macros and functions -----*/ -/* - * Structures defined in the map header files (under fw/amap/) with names - * in the format BE_<name>_AMAP are pseudo structures with members - * of type u8. These structures are templates that are used in - * conjuntion with the structures with names in the format - * <name>_AMAP to calculate the bit masks and bit offsets to get or set - * bit fields in structures. The structures <name>_AMAP are arrays - * of 32 bits words and have the correct size. The following macros - * provide convenient ways to get and set the various members - * in the structures without using strucctures with bit fields. - * Always use the macros AMAP_GET_BITS_PTR and AMAP_SET_BITS_PTR - * macros to extract and set various members. - */ - -/* - * Returns the a bit mask for the register that is NOT shifted into location. - * That means return values always look like: 0x1, 0xFF, 0x7FF, etc... - */ -static inline u32 amap_mask(u32 bit_size) -{ - return bit_size == 32 ? 0xFFFFFFFF : (1 << bit_size) - 1; -} - -#define AMAP_BIT_MASK(_struct_, field) \ - amap_mask(AMAP_BIT_SIZE(_struct_, field)) - -/* - * non-optimized set bits function. First clears the bits and then assigns them. - * This does not require knowledge of the particular DWORD you are setting. - * e.g. AMAP_SET_BITS_PTR (struct, field1, &contextMemory, 123); - */ -static inline void -amap_set(void *ptr, u32 dw_offset, u32 mask, u32 offset, u32 value) -{ - u32 *dw = (u32 *)ptr; - *(dw + dw_offset) &= ~(mask << offset); - *(dw + dw_offset) |= (mask & value) << offset; -} - -#define AMAP_SET_BITS_PTR(_struct_, field, _structPtr_, val) \ - amap_set(_structPtr_, AMAP_WORD_OFFSET(_struct_, field),\ - AMAP_BIT_MASK(_struct_, field), \ - AMAP_BIT_OFFSET(_struct_, field), val) -/* - * Non-optimized routine that gets the bits without knowing the correct DWORD. - * e.g. fieldValue = AMAP_GET_BITS_PTR (struct, field1, &contextMemory); - */ -static inline u32 -amap_get(void *ptr, u32 dw_offset, u32 mask, u32 offset) -{ - u32 *dw = (u32 *)ptr; - return mask & (*(dw + dw_offset) >> offset); -} -#define AMAP_GET_BITS_PTR(_struct_, field, _structPtr_) \ - amap_get(_structPtr_, AMAP_WORD_OFFSET(_struct_, field), \ - AMAP_BIT_MASK(_struct_, field), \ - AMAP_BIT_OFFSET(_struct_, field)) - -/* Returns 0-31 representing bit offset within a DWORD of a bitfield. */ -#define AMAP_BIT_OFFSET(_struct_, field) \ - (offsetof(struct BE_ ## _struct_ ## _AMAP, field) % 32) - -/* Returns 0-n representing DWORD offset of bitfield within the structure. */ -#define AMAP_WORD_OFFSET(_struct_, field) \ - (offsetof(struct BE_ ## _struct_ ## _AMAP, field)/32) - -/* Returns size of bitfield in bits. */ -#define AMAP_BIT_SIZE(_struct_, field) \ - sizeof(((struct BE_ ## _struct_ ## _AMAP*)0)->field) - -struct be_mcc_wrb_response_copy { - u16 length; /* bytes in response */ - u16 fwcmd_offset; /* offset within the wrb of the response */ - void *va; /* user's va to copy response into */ - -} ; -typedef void (*mcc_wrb_cqe_callback) (void *context, int status, - struct MCC_WRB_AMAP *optional_wrb); -struct be_mcc_wrb_context { - - mcc_wrb_cqe_callback internal_cb; /* Function to call on - completion */ - void *internal_cb_context; /* Parameter to pass - to completion function */ - - mcc_wrb_cqe_callback cb; /* Function to call on completion */ - void *cb_context; /* Parameter to pass to completion function */ - - int *users_final_status; /* pointer to a local - variable for synchronous - commands */ - struct MCC_WRB_AMAP *wrb; /* pointer to original wrb for embedded - commands only */ - struct list_head next; /* links context structs together in - free list */ - - struct be_mcc_wrb_response_copy copy; /* Optional parameters to copy - embedded response to user's va */ - -#if defined(BE_DEBUG) - u16 subsystem, opcode; /* Track this FWCMD for debug builds. */ - struct MCC_WRB_AMAP *ring_wrb; - u32 consumed_count; -#endif -} ; - -/* - Represents a function object for network or storage. This - is used to manage per-function resources like MCC CQs, etc. -*/ -struct be_function_object { - - u32 magic; /*!< magic for detecting memory corruption. */ - - /* PCI BAR mapped addresses */ - u8 __iomem *csr_va; /* CSR */ - u8 __iomem *db_va; /* Door Bell */ - u8 __iomem *pci_va; /* PCI config space */ - u32 emulate; /* if set, MPU is not available. - Emulate everything. */ - u32 pend_queue_driving; /* if set, drive the queued WRBs - after releasing the WRB lock */ - - spinlock_t post_lock; /* lock for verifying one thread posting wrbs */ - spinlock_t cq_lock; /* lock for verifying one thread - processing cq */ - spinlock_t mcc_context_lock; /* lock for protecting mcc - context free list */ - unsigned long post_irq; - unsigned long cq_irq; - - u32 type; - u32 pci_function_number; - - struct be_mcc_object *mcc; /* mcc rings. */ - - struct { - struct MCC_MAILBOX_AMAP *va; /* VA to the mailbox */ - u64 pa; /* PA to the mailbox */ - u32 length; /* byte length of mailbox */ - - /* One default context struct used for posting at - * least one MCC_WRB - */ - struct be_mcc_wrb_context default_context; - bool default_context_allocated; - } mailbox; - - struct { - - /* Wake on lans configured. */ - u32 wol_bitmask; /* bits 0,1,2,3 are set if - corresponding index is enabled */ - } config; - - - struct BE_FIRMWARE_CONFIG fw_config; -} ; - -/* - Represents an Event Queue -*/ -struct be_eq_object { - u32 magic; - atomic_t ref_count; - - struct be_function_object *parent_function; - - struct list_head eq_list; - struct list_head cq_list_head; - - u32 eq_id; - void *cb_context; - -} ; - -/* - Manages a completion queue -*/ -struct be_cq_object { - u32 magic; - atomic_t ref_count; - - struct be_function_object *parent_function; - struct be_eq_object *eq_object; - - struct list_head cq_list; - struct list_head cqlist_for_eq; - - void *va; - u32 num_entries; - - void *cb_context; - - u32 cq_id; - -} ; - -/* - Manages an ethernet send queue -*/ -struct be_ethsq_object { - u32 magic; - - struct list_head list; - - struct be_function_object *parent_function; - struct be_cq_object *cq_object; - u32 bid; - -} ; - -/* -@brief - Manages an ethernet receive queue -*/ -struct be_ethrq_object { - u32 magic; - struct list_head list; - struct be_function_object *parent_function; - u32 rid; - struct be_cq_object *cq_object; - struct be_cq_object *rss_cq_object[4]; - -} ; - -/* - Manages an MCC -*/ -typedef void (*mcc_async_event_callback) (void *context, u32 event_code, - void *event); -struct be_mcc_object { - u32 magic; - - struct be_function_object *parent_function; - struct list_head mcc_list; - - struct be_cq_object *cq_object; - - /* Async event callback for MCC CQ. */ - mcc_async_event_callback async_cb; - void *async_context; - - struct { - struct be_mcc_wrb_context *base; - u32 num; - struct list_head list_head; - } wrb_context; - - struct { - struct ring_desc *rd; - struct mp_ring ring; - } sq; - - struct { - struct mp_ring ring; - } cq; - - u32 processing; /* flag indicating that one thread - is processing CQ */ - u32 rearm; /* doorbell rearm setting to make - sure the active processing thread */ - /* rearms the CQ if any of the threads requested it. */ - - struct list_head backlog; - u32 backlog_length; - u32 driving_backlog; - u32 consumed_index; - -} ; - - -/* Queue context header -- the required software information for - * queueing a WRB. - */ -struct be_queue_driver_context { - mcc_wrb_cqe_callback internal_cb; /* Function to call on - completion */ - void *internal_cb_context; /* Parameter to pass - to completion function */ - - mcc_wrb_cqe_callback cb; /* Function to call on completion */ - void *cb_context; /* Parameter to pass to completion function */ - - struct be_mcc_wrb_response_copy copy; /* Optional parameters to copy - embedded response to user's va */ - void *optional_fwcmd_va; - struct list_head list; - u32 bytes; -} ; - -/* - * Common MCC WRB header that all commands require. - */ -struct be_mcc_wrb_header { - u8 rsvd[offsetof(struct BE_MCC_WRB_AMAP, payload)/8]; -} ; - -/* - * All non embedded commands supported by hwlib functions only allow - * 1 SGE. This queue context handles them all. - */ -struct be_nonembedded_q_ctxt { - struct be_queue_driver_context context; - struct be_mcc_wrb_header wrb_header; - struct MCC_SGE_AMAP sge[1]; -} ; - -/* - * ------------------------------------------------------------------------ - * This section contains the specific queue struct for each command. - * The user could always provide a be_generic_q_ctxt but this is a - * rather large struct. By using the specific struct, memory consumption - * can be reduced. - * ------------------------------------------------------------------------ - */ - -struct be_link_status_q_ctxt { - struct be_queue_driver_context context; - struct be_mcc_wrb_header wrb_header; - struct FWCMD_COMMON_NTWK_LINK_STATUS_QUERY fwcmd; -} ; - -struct be_multicast_q_ctxt { - struct be_queue_driver_context context; - struct be_mcc_wrb_header wrb_header; - struct FWCMD_COMMON_NTWK_MULTICAST_SET fwcmd; -} ; - - -struct be_vlan_q_ctxt { - struct be_queue_driver_context context; - struct be_mcc_wrb_header wrb_header; - struct FWCMD_COMMON_NTWK_VLAN_CONFIG fwcmd; -} ; - -struct be_promiscuous_q_ctxt { - struct be_queue_driver_context context; - struct be_mcc_wrb_header wrb_header; - struct FWCMD_ETH_PROMISCUOUS fwcmd; -} ; - -struct be_force_failover_q_ctxt { - struct be_queue_driver_context context; - struct be_mcc_wrb_header wrb_header; - struct FWCMD_COMMON_FORCE_FAILOVER fwcmd; -} ; - - -struct be_rxf_filter_q_ctxt { - struct be_queue_driver_context context; - struct be_mcc_wrb_header wrb_header; - struct FWCMD_COMMON_NTWK_RX_FILTER fwcmd; -} ; - -struct be_eq_modify_delay_q_ctxt { - struct be_queue_driver_context context; - struct be_mcc_wrb_header wrb_header; - struct FWCMD_COMMON_MODIFY_EQ_DELAY fwcmd; -} ; - -/* - * The generic context is the largest size that would be required. - * It is the software context plus an entire WRB. - */ -struct be_generic_q_ctxt { - struct be_queue_driver_context context; - struct be_mcc_wrb_header wrb_header; - struct MCC_WRB_PAYLOAD_AMAP payload; -} ; - -/* - * Types for the BE_QUEUE_CONTEXT object. - */ -#define BE_QUEUE_INVALID (0) -#define BE_QUEUE_LINK_STATUS (0xA006) -#define BE_QUEUE_ETH_STATS (0xA007) -#define BE_QUEUE_TPM_STATS (0xA008) -#define BE_QUEUE_TCP_STATS (0xA009) -#define BE_QUEUE_MULTICAST (0xA00A) -#define BE_QUEUE_VLAN (0xA00B) -#define BE_QUEUE_RSS (0xA00C) -#define BE_QUEUE_FORCE_FAILOVER (0xA00D) -#define BE_QUEUE_PROMISCUOUS (0xA00E) -#define BE_QUEUE_WAKE_ON_LAN (0xA00F) -#define BE_QUEUE_NOP (0xA010) - -/* --- BE_FUNCTION_ENUM --- */ -#define BE_FUNCTION_TYPE_ISCSI (0) -#define BE_FUNCTION_TYPE_NETWORK (1) -#define BE_FUNCTION_TYPE_ARM (2) - -/* --- BE_ETH_TX_RING_TYPE_ENUM --- */ -#define BE_ETH_TX_RING_TYPE_FORWARDING (1) /* Ether ring for forwarding */ -#define BE_ETH_TX_RING_TYPE_STANDARD (2) /* Ether ring for sending */ - /* network packets. */ -#define BE_ETH_TX_RING_TYPE_BOUND (3) /* Ethernet ring for sending */ - /* network packets, bound */ - /* to a physical port. */ -/* - * ---------------------------------------------------------------------- - * API MACROS - * ---------------------------------------------------------------------- - */ -#define BE_FWCMD_NAME(_short_name_) struct FWCMD_##_short_name_ -#define BE_OPCODE_NAME(_short_name_) OPCODE_##_short_name_ -#define BE_SUBSYSTEM_NAME(_short_name_) SUBSYSTEM_##_short_name_ - - -#define BE_PREPARE_EMBEDDED_FWCMD(_pfob_, _wrb_, _short_name_) \ - ((BE_FWCMD_NAME(_short_name_) *) \ - be_function_prepare_embedded_fwcmd(_pfob_, _wrb_, \ - sizeof(BE_FWCMD_NAME(_short_name_)), \ - FIELD_SIZEOF(BE_FWCMD_NAME(_short_name_), params.request), \ - FIELD_SIZEOF(BE_FWCMD_NAME(_short_name_), params.response), \ - BE_OPCODE_NAME(_short_name_), \ - BE_SUBSYSTEM_NAME(_short_name_))); - -#define BE_PREPARE_NONEMBEDDED_FWCMD(_pfob_, _wrb_, _iva_, _ipa_, _short_name_)\ - ((BE_FWCMD_NAME(_short_name_) *) \ - be_function_prepare_nonembedded_fwcmd(_pfob_, _wrb_, (_iva_), (_ipa_), \ - sizeof(BE_FWCMD_NAME(_short_name_)), \ - FIELD_SIZEOF(BE_FWCMD_NAME(_short_name_), params.request), \ - FIELD_SIZEOF(BE_FWCMD_NAME(_short_name_), params.response), \ - BE_OPCODE_NAME(_short_name_), \ - BE_SUBSYSTEM_NAME(_short_name_))); - -int be_function_object_create(u8 __iomem *csr_va, u8 __iomem *db_va, - u8 __iomem *pci_va, u32 function_type, struct ring_desc *mailbox_rd, - struct be_function_object *pfob); - -int be_function_object_destroy(struct be_function_object *pfob); -int be_function_cleanup(struct be_function_object *pfob); - - -int be_function_get_fw_version(struct be_function_object *pfob, - struct FWCMD_COMMON_GET_FW_VERSION_RESPONSE_PAYLOAD *fw_version, - mcc_wrb_cqe_callback cb, void *cb_context); - - -int be_eq_modify_delay(struct be_function_object *pfob, - u32 num_eq, struct be_eq_object **eq_array, - u32 *eq_delay_array, mcc_wrb_cqe_callback cb, - void *cb_context, - struct be_eq_modify_delay_q_ctxt *q_ctxt); - - - -int be_eq_create(struct be_function_object *pfob, - struct ring_desc *rd, u32 eqe_size, u32 num_entries, - u32 watermark, u32 timer_delay, struct be_eq_object *eq_object); - -int be_eq_destroy(struct be_eq_object *eq); - -int be_cq_create(struct be_function_object *pfob, - struct ring_desc *rd, u32 length, - bool solicited_eventable, bool no_delay, - u32 wm_thresh, struct be_eq_object *eq_object, - struct be_cq_object *cq_object); - -int be_cq_destroy(struct be_cq_object *cq); - -int be_mcc_ring_create(struct be_function_object *pfob, - struct ring_desc *rd, u32 length, - struct be_mcc_wrb_context *context_array, - u32 num_context_entries, - struct be_cq_object *cq, struct be_mcc_object *mcc); -int be_mcc_ring_destroy(struct be_mcc_object *mcc_object); - -int be_mcc_process_cq(struct be_mcc_object *mcc_object, bool rearm); - -int be_mcc_add_async_event_callback(struct be_mcc_object *mcc_object, - mcc_async_event_callback cb, void *cb_context); - -int be_pci_soft_reset(struct be_function_object *pfob); - - -int be_drive_POST(struct be_function_object *pfob); - - -int be_eth_sq_create(struct be_function_object *pfob, - struct ring_desc *rd, u32 length_in_bytes, - u32 type, u32 ulp, struct be_cq_object *cq_object, - struct be_ethsq_object *eth_sq); - -struct be_eth_sq_parameters { - u32 port; - u32 rsvd0[2]; -} ; - -int be_eth_sq_create_ex(struct be_function_object *pfob, - struct ring_desc *rd, u32 length_in_bytes, - u32 type, u32 ulp, struct be_cq_object *cq_object, - struct be_eth_sq_parameters *ex_parameters, - struct be_ethsq_object *eth_sq); -int be_eth_sq_destroy(struct be_ethsq_object *eth_sq); - -int be_eth_set_flow_control(struct be_function_object *pfob, - bool txfc_enable, bool rxfc_enable); - -int be_eth_get_flow_control(struct be_function_object *pfob, - bool *txfc_enable, bool *rxfc_enable); -int be_eth_set_qos(struct be_function_object *pfob, u32 max_bps, u32 max_pps); - -int be_eth_get_qos(struct be_function_object *pfob, u32 *max_bps, u32 *max_pps); - -int be_eth_set_frame_size(struct be_function_object *pfob, - u32 *tx_frame_size, u32 *rx_frame_size); - -int be_eth_rq_create(struct be_function_object *pfob, - struct ring_desc *rd, struct be_cq_object *cq_object, - struct be_cq_object *bcmc_cq_object, - struct be_ethrq_object *eth_rq); - -int be_eth_rq_destroy(struct be_ethrq_object *eth_rq); - -int be_eth_rq_destroy_options(struct be_ethrq_object *eth_rq, bool flush, - mcc_wrb_cqe_callback cb, void *cb_context); -int be_eth_rq_set_frag_size(struct be_function_object *pfob, - u32 new_frag_size_bytes, u32 *actual_frag_size_bytes); -int be_eth_rq_get_frag_size(struct be_function_object *pfob, - u32 *frag_size_bytes); - -void *be_function_prepare_embedded_fwcmd(struct be_function_object *pfob, - struct MCC_WRB_AMAP *wrb, - u32 payload_length, u32 request_length, - u32 response_length, u32 opcode, u32 subsystem); -void *be_function_prepare_nonembedded_fwcmd(struct be_function_object *pfob, - struct MCC_WRB_AMAP *wrb, void *fwcmd_header_va, u64 fwcmd_header_pa, - u32 payload_length, u32 request_length, u32 response_length, - u32 opcode, u32 subsystem); - - -struct MCC_WRB_AMAP * -be_function_peek_mcc_wrb(struct be_function_object *pfob); - -int be_rxf_mac_address_read_write(struct be_function_object *pfob, - bool port1, bool mac1, bool mgmt, - bool write, bool permanent, u8 *mac_address, - mcc_wrb_cqe_callback cb, - void *cb_context); - -int be_rxf_multicast_config(struct be_function_object *pfob, - bool promiscuous, u32 num, u8 *mac_table, - mcc_wrb_cqe_callback cb, - void *cb_context, - struct be_multicast_q_ctxt *q_ctxt); - -int be_rxf_vlan_config(struct be_function_object *pfob, - bool promiscuous, u32 num, u16 *vlan_tag_array, - mcc_wrb_cqe_callback cb, void *cb_context, - struct be_vlan_q_ctxt *q_ctxt); - - -int be_rxf_link_status(struct be_function_object *pfob, - struct BE_LINK_STATUS *link_status, - mcc_wrb_cqe_callback cb, - void *cb_context, - struct be_link_status_q_ctxt *q_ctxt); - - -int be_rxf_query_eth_statistics(struct be_function_object *pfob, - struct FWCMD_ETH_GET_STATISTICS *va_for_fwcmd, - u64 pa_for_fwcmd, mcc_wrb_cqe_callback cb, - void *cb_context, - struct be_nonembedded_q_ctxt *q_ctxt); - -int be_rxf_promiscuous(struct be_function_object *pfob, - bool enable_port0, bool enable_port1, - mcc_wrb_cqe_callback cb, void *cb_context, - struct be_promiscuous_q_ctxt *q_ctxt); - - -int be_rxf_filter_config(struct be_function_object *pfob, - struct NTWK_RX_FILTER_SETTINGS *settings, - mcc_wrb_cqe_callback cb, - void *cb_context, - struct be_rxf_filter_q_ctxt *q_ctxt); - -/* - * ------------------------------------------------------ - * internal functions used by hwlib - * ------------------------------------------------------ - */ - - -int be_function_ring_destroy(struct be_function_object *pfob, - u32 id, u32 ring_type, mcc_wrb_cqe_callback cb, - void *cb_context, - mcc_wrb_cqe_callback internal_cb, - void *internal_callback_context); - -int be_function_post_mcc_wrb(struct be_function_object *pfob, - struct MCC_WRB_AMAP *wrb, - struct be_generic_q_ctxt *q_ctxt, - mcc_wrb_cqe_callback cb, void *cb_context, - mcc_wrb_cqe_callback internal_cb, - void *internal_cb_context, void *optional_fwcmd_va, - struct be_mcc_wrb_response_copy *response_copy); - -int be_function_queue_mcc_wrb(struct be_function_object *pfob, - struct be_generic_q_ctxt *q_ctxt); - -/* - * ------------------------------------------------------ - * MCC QUEUE - * ------------------------------------------------------ - */ - -int be_mpu_init_mailbox(struct be_function_object *pfob, struct ring_desc *rd); - - -struct MCC_WRB_AMAP * -_be_mpu_peek_ring_wrb(struct be_mcc_object *mcc, bool driving_queue); - -struct be_mcc_wrb_context * -_be_mcc_allocate_wrb_context(struct be_function_object *pfob); - -void _be_mcc_free_wrb_context(struct be_function_object *pfob, - struct be_mcc_wrb_context *context); - -int _be_mpu_post_wrb_mailbox(struct be_function_object *pfob, - struct MCC_WRB_AMAP *wrb, struct be_mcc_wrb_context *wrb_context); - -int _be_mpu_post_wrb_ring(struct be_mcc_object *mcc, - struct MCC_WRB_AMAP *wrb, struct be_mcc_wrb_context *wrb_context); - -void be_drive_mcc_wrb_queue(struct be_mcc_object *mcc); - - -/* - * ------------------------------------------------------ - * Ring Sizes - * ------------------------------------------------------ - */ -static inline u32 be_ring_encoding_to_length(u32 encoding, u32 object_size) -{ - - ASSERT(encoding != 1); /* 1 is rsvd */ - ASSERT(encoding < 16); - ASSERT(object_size > 0); - - if (encoding == 0) /* 32k deep */ - encoding = 16; - - return (1 << (encoding - 1)) * object_size; -} - -static inline -u32 be_ring_length_to_encoding(u32 length_in_bytes, u32 object_size) -{ - - u32 count, encoding; - - ASSERT(object_size > 0); - ASSERT(length_in_bytes % object_size == 0); - - count = length_in_bytes / object_size; - - ASSERT(count > 1); - ASSERT(count <= 32 * 1024); - ASSERT(length_in_bytes <= 8 * PAGE_SIZE); /* max ring size in UT */ - - encoding = __ilog2_u32(count) + 1; - - if (encoding == 16) - encoding = 0; /* 32k deep */ - - return encoding; -} - -void be_rd_to_pa_list(struct ring_desc *rd, struct PHYS_ADDR *pa_list, - u32 max_num); -#endif /* __hwlib_h__ */ diff --git a/drivers/staging/benet/mpu.c b/drivers/staging/benet/mpu.c deleted file mode 100644 index 269cc11d3055..000000000000 --- a/drivers/staging/benet/mpu.c +++ /dev/null @@ -1,1364 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -#include <linux/delay.h> -#include "hwlib.h" -#include "bestatus.h" - -static -inline void mp_ring_create(struct mp_ring *ring, u32 num, u32 size, void *va) -{ - ASSERT(ring); - memset(ring, 0, sizeof(struct mp_ring)); - ring->num = num; - ring->pages = DIV_ROUND_UP(num * size, PAGE_SIZE); - ring->itemSize = size; - ring->va = va; -} - -/* - * ----------------------------------------------------------------------- - * Interface for 2 index rings. i.e. consumer/producer rings - * -------------------------------------------------------------------------- - */ - -/* Returns number items pending on ring. */ -static inline u32 mp_ring_num_pending(struct mp_ring *ring) -{ - ASSERT(ring); - if (ring->num == 0) - return 0; - return be_subc(ring->pidx, ring->cidx, ring->num); -} - -/* Returns number items free on ring. */ -static inline u32 mp_ring_num_empty(struct mp_ring *ring) -{ - ASSERT(ring); - return ring->num - 1 - mp_ring_num_pending(ring); -} - -/* Consume 1 item */ -static inline void mp_ring_consume(struct mp_ring *ring) -{ - ASSERT(ring); - ASSERT(ring->pidx != ring->cidx); - - ring->cidx = be_addc(ring->cidx, 1, ring->num); -} - -/* Produce 1 item */ -static inline void mp_ring_produce(struct mp_ring *ring) -{ - ASSERT(ring); - ring->pidx = be_addc(ring->pidx, 1, ring->num); -} - -/* Consume count items */ -static inline void mp_ring_consume_multiple(struct mp_ring *ring, u32 count) -{ - ASSERT(ring); - ASSERT(mp_ring_num_pending(ring) >= count); - ring->cidx = be_addc(ring->cidx, count, ring->num); -} - -static inline void *mp_ring_item(struct mp_ring *ring, u32 index) -{ - ASSERT(ring); - ASSERT(index < ring->num); - ASSERT(ring->itemSize > 0); - return (u8 *) ring->va + index * ring->itemSize; -} - -/* Ptr to produce item */ -static inline void *mp_ring_producer_ptr(struct mp_ring *ring) -{ - ASSERT(ring); - return mp_ring_item(ring, ring->pidx); -} - -/* - * Returns a pointer to the current location in the ring. - * This is used for rings with 1 index. - */ -static inline void *mp_ring_current(struct mp_ring *ring) -{ - ASSERT(ring); - ASSERT(ring->pidx == 0); /* not used */ - - return mp_ring_item(ring, ring->cidx); -} - -/* - * Increment index for rings with only 1 index. - * This is used for rings with 1 index. - */ -static inline void *mp_ring_next(struct mp_ring *ring) -{ - ASSERT(ring); - ASSERT(ring->num > 0); - ASSERT(ring->pidx == 0); /* not used */ - - ring->cidx = be_addc(ring->cidx, 1, ring->num); - return mp_ring_current(ring); -} - -/* - This routine waits for a previously posted mailbox WRB to be completed. - Specifically it waits for the mailbox to say that it's ready to accept - more data by setting the LSB of the mailbox pd register to 1. - - pcontroller - The function object to post this data to - - IRQL < DISPATCH_LEVEL -*/ -static void be_mcc_mailbox_wait(struct be_function_object *pfob) -{ - struct MPU_MAILBOX_DB_AMAP mailbox_db; - u32 i = 0; - u32 ready; - - if (pfob->emulate) { - /* No waiting for mailbox in emulated mode. */ - return; - } - - mailbox_db.dw[0] = PD_READ(pfob, mcc_bootstrap_db); - ready = AMAP_GET_BITS_PTR(MPU_MAILBOX_DB, ready, &mailbox_db); - - while (ready == false) { - if ((++i & 0x3FFFF) == 0) { - TRACE(DL_WARN, "Waiting for mailbox ready - %dk polls", - i / 1000); - } - udelay(1); - mailbox_db.dw[0] = PD_READ(pfob, mcc_bootstrap_db); - ready = AMAP_GET_BITS_PTR(MPU_MAILBOX_DB, ready, &mailbox_db); - } -} - -/* - This routine tells the MCC mailbox that there is data to processed - in the mailbox. It does this by setting the physical address for the - mailbox location and clearing the LSB. This routine returns immediately - and does not wait for the WRB to be processed. - - pcontroller - The function object to post this data to - - IRQL < DISPATCH_LEVEL - -*/ -static void be_mcc_mailbox_notify(struct be_function_object *pfob) -{ - struct MPU_MAILBOX_DB_AMAP mailbox_db; - u32 pa; - - ASSERT(pfob->mailbox.pa); - ASSERT(pfob->mailbox.va); - - /* If emulated, do not ring the mailbox */ - if (pfob->emulate) { - TRACE(DL_WARN, "MPU disabled. Skipping mailbox notify."); - return; - } - - /* form the higher bits in the address */ - mailbox_db.dw[0] = 0; /* init */ - AMAP_SET_BITS_PTR(MPU_MAILBOX_DB, hi, &mailbox_db, 1); - AMAP_SET_BITS_PTR(MPU_MAILBOX_DB, ready, &mailbox_db, 0); - - /* bits 34 to 63 */ - pa = (u32) (pfob->mailbox.pa >> 34); - AMAP_SET_BITS_PTR(MPU_MAILBOX_DB, address, &mailbox_db, pa); - - /* Wait for the MPU to be ready */ - be_mcc_mailbox_wait(pfob); - - /* Ring doorbell 1st time */ - PD_WRITE(pfob, mcc_bootstrap_db, mailbox_db.dw[0]); - - /* Wait for 1st write to be acknowledged. */ - be_mcc_mailbox_wait(pfob); - - /* lower bits 30 bits from 4th bit (bits 4 to 33)*/ - pa = (u32) (pfob->mailbox.pa >> 4) & 0x3FFFFFFF; - - AMAP_SET_BITS_PTR(MPU_MAILBOX_DB, hi, &mailbox_db, 0); - AMAP_SET_BITS_PTR(MPU_MAILBOX_DB, ready, &mailbox_db, 0); - AMAP_SET_BITS_PTR(MPU_MAILBOX_DB, address, &mailbox_db, pa); - - /* Ring doorbell 2nd time */ - PD_WRITE(pfob, mcc_bootstrap_db, mailbox_db.dw[0]); -} - -/* - This routine tells the MCC mailbox that there is data to processed - in the mailbox. It does this by setting the physical address for the - mailbox location and clearing the LSB. This routine spins until the - MPU writes a 1 into the LSB indicating that the data has been received - and is ready to be processed. - - pcontroller - The function object to post this data to - - IRQL < DISPATCH_LEVEL -*/ -static void -be_mcc_mailbox_notify_and_wait(struct be_function_object *pfob) -{ - /* - * Notify it - */ - be_mcc_mailbox_notify(pfob); - /* - * Now wait for completion of WRB - */ - be_mcc_mailbox_wait(pfob); -} - -void -be_mcc_process_cqe(struct be_function_object *pfob, - struct MCC_CQ_ENTRY_AMAP *cqe) -{ - struct be_mcc_wrb_context *wrb_context = NULL; - u32 offset, status; - u8 *p; - - ASSERT(cqe); - /* - * A command completed. Commands complete out-of-order. - * Determine which command completed from the TAG. - */ - offset = offsetof(struct BE_MCC_CQ_ENTRY_AMAP, mcc_tag)/8; - p = (u8 *) cqe + offset; - wrb_context = (struct be_mcc_wrb_context *)(void *)(size_t)(*(u64 *)p); - ASSERT(wrb_context); - - /* - * Perform a response copy if requested. - * Only copy data if the FWCMD is successful. - */ - status = AMAP_GET_BITS_PTR(MCC_CQ_ENTRY, completion_status, cqe); - if (status == MGMT_STATUS_SUCCESS && wrb_context->copy.length > 0) { - ASSERT(wrb_context->wrb); - ASSERT(wrb_context->copy.va); - p = (u8 *)wrb_context->wrb + - offsetof(struct BE_MCC_WRB_AMAP, payload)/8; - memcpy(wrb_context->copy.va, - (u8 *)p + wrb_context->copy.fwcmd_offset, - wrb_context->copy.length); - } - - if (status) - status = BE_NOT_OK; - /* internal callback */ - if (wrb_context->internal_cb) { - wrb_context->internal_cb(wrb_context->internal_cb_context, - status, wrb_context->wrb); - } - - /* callback */ - if (wrb_context->cb) { - wrb_context->cb(wrb_context->cb_context, - status, wrb_context->wrb); - } - /* Free the context structure */ - _be_mcc_free_wrb_context(pfob, wrb_context); -} - -void be_drive_mcc_wrb_queue(struct be_mcc_object *mcc) -{ - struct be_function_object *pfob = NULL; - int status = BE_PENDING; - struct be_generic_q_ctxt *q_ctxt; - struct MCC_WRB_AMAP *wrb; - struct MCC_WRB_AMAP *queue_wrb; - u32 length, payload_length, sge_count, embedded; - unsigned long irql; - - BUILD_BUG_ON((sizeof(struct be_generic_q_ctxt) < - sizeof(struct be_queue_driver_context) + - sizeof(struct MCC_WRB_AMAP))); - pfob = mcc->parent_function; - - spin_lock_irqsave(&pfob->post_lock, irql); - - if (mcc->driving_backlog) { - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return; - } - /* Acquire the flag to limit 1 thread to redrive posts. */ - mcc->driving_backlog = 1; - - while (!list_empty(&mcc->backlog)) { - wrb = _be_mpu_peek_ring_wrb(mcc, true); /* Driving the queue */ - if (!wrb) - break; /* No space in the ring yet. */ - /* Get the next queued entry to process. */ - q_ctxt = list_first_entry(&mcc->backlog, - struct be_generic_q_ctxt, context.list); - list_del(&q_ctxt->context.list); - pfob->mcc->backlog_length--; - /* - * Compute the required length of the WRB. - * Since the queue element may be smaller than - * the complete WRB, copy only the required number of bytes. - */ - queue_wrb = (struct MCC_WRB_AMAP *) &q_ctxt->wrb_header; - embedded = AMAP_GET_BITS_PTR(MCC_WRB, embedded, queue_wrb); - if (embedded) { - payload_length = AMAP_GET_BITS_PTR(MCC_WRB, - payload_length, queue_wrb); - length = sizeof(struct be_mcc_wrb_header) + - payload_length; - } else { - sge_count = AMAP_GET_BITS_PTR(MCC_WRB, sge_count, - queue_wrb); - ASSERT(sge_count == 1); /* only 1 frag. */ - length = sizeof(struct be_mcc_wrb_header) + - sge_count * sizeof(struct MCC_SGE_AMAP); - } - - /* - * Truncate the length based on the size of the - * queue element. Some elements that have output parameters - * can be smaller than the payload_length field would - * indicate. We really only need to copy the request - * parameters, not the response. - */ - length = min(length, (u32) (q_ctxt->context.bytes - - offsetof(struct be_generic_q_ctxt, wrb_header))); - - /* Copy the queue element WRB into the ring. */ - memcpy(wrb, &q_ctxt->wrb_header, length); - - /* Post the wrb. This should not fail assuming we have - * enough context structs. */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, - q_ctxt->context.cb, q_ctxt->context.cb_context, - q_ctxt->context.internal_cb, - q_ctxt->context.internal_cb_context, - q_ctxt->context.optional_fwcmd_va, - &q_ctxt->context.copy); - - if (status == BE_SUCCESS) { - /* - * Synchronous completion. Since it was queued, - * we will invoke the callback. - * To the user, this is an asynchronous request. - */ - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - - ASSERT(q_ctxt->context.cb); - - q_ctxt->context.cb( - q_ctxt->context.cb_context, - BE_SUCCESS, NULL); - - spin_lock_irqsave(&pfob->post_lock, irql); - - } else if (status != BE_PENDING) { - /* - * Another resource failed. Should never happen - * if we have sufficient MCC_WRB_CONTEXT structs. - * Return to head of the queue. - */ - TRACE(DL_WARN, "Failed to post a queued WRB. 0x%x", - status); - list_add(&q_ctxt->context.list, &mcc->backlog); - pfob->mcc->backlog_length++; - break; - } - } - - /* Free the flag to limit 1 thread to redrive posts. */ - mcc->driving_backlog = 0; - spin_unlock_irqrestore(&pfob->post_lock, irql); -} - -/* This function asserts that the WRB was consumed in order. */ -#ifdef BE_DEBUG -u32 be_mcc_wrb_consumed_in_order(struct be_mcc_object *mcc, - struct MCC_CQ_ENTRY_AMAP *cqe) -{ - struct be_mcc_wrb_context *wrb_context = NULL; - u32 wrb_index; - u32 wrb_consumed_in_order; - u32 offset; - u8 *p; - - ASSERT(cqe); - /* - * A command completed. Commands complete out-of-order. - * Determine which command completed from the TAG. - */ - offset = offsetof(struct BE_MCC_CQ_ENTRY_AMAP, mcc_tag)/8; - p = (u8 *) cqe + offset; - wrb_context = (struct be_mcc_wrb_context *)(void *)(size_t)(*(u64 *)p); - - ASSERT(wrb_context); - - wrb_index = (u32) (((u64)(size_t)wrb_context->ring_wrb - - (u64)(size_t)mcc->sq.ring.va) / sizeof(struct MCC_WRB_AMAP)); - - ASSERT(wrb_index < mcc->sq.ring.num); - - wrb_consumed_in_order = (u32) (wrb_index == mcc->consumed_index); - mcc->consumed_index = be_addc(mcc->consumed_index, 1, mcc->sq.ring.num); - return wrb_consumed_in_order; -} -#endif - -int be_mcc_process_cq(struct be_mcc_object *mcc, bool rearm) -{ - struct be_function_object *pfob = NULL; - struct MCC_CQ_ENTRY_AMAP *cqe; - struct CQ_DB_AMAP db; - struct mp_ring *cq_ring = &mcc->cq.ring; - struct mp_ring *mp_ring = &mcc->sq.ring; - u32 num_processed = 0; - u32 consumed = 0, valid, completed, cqe_consumed, async_event; - - pfob = mcc->parent_function; - - spin_lock_irqsave(&pfob->cq_lock, pfob->cq_irq); - - /* - * Verify that only one thread is processing the CQ at once. - * We cannot hold the lock while processing the CQ due to - * the callbacks into the OS. Therefore, this flag is used - * to control it. If any of the threads want to - * rearm the CQ, we need to honor that. - */ - if (mcc->processing != 0) { - mcc->rearm = mcc->rearm || rearm; - goto Error; - } else { - mcc->processing = 1; /* lock processing for this thread. */ - mcc->rearm = rearm; /* set our rearm setting */ - } - - spin_unlock_irqrestore(&pfob->cq_lock, pfob->cq_irq); - - cqe = mp_ring_current(cq_ring); - valid = AMAP_GET_BITS_PTR(MCC_CQ_ENTRY, valid, cqe); - while (valid) { - - if (num_processed >= 8) { - /* coalesce doorbells, but free space in cq - * ring while processing. */ - db.dw[0] = 0; /* clear */ - AMAP_SET_BITS_PTR(CQ_DB, qid, &db, cq_ring->id); - AMAP_SET_BITS_PTR(CQ_DB, rearm, &db, false); - AMAP_SET_BITS_PTR(CQ_DB, event, &db, false); - AMAP_SET_BITS_PTR(CQ_DB, num_popped, &db, - num_processed); - num_processed = 0; - - PD_WRITE(pfob, cq_db, db.dw[0]); - } - - async_event = AMAP_GET_BITS_PTR(MCC_CQ_ENTRY, async_event, cqe); - if (async_event) { - /* This is an asynchronous event. */ - struct ASYNC_EVENT_TRAILER_AMAP *async_trailer = - (struct ASYNC_EVENT_TRAILER_AMAP *) - ((u8 *) cqe + sizeof(struct MCC_CQ_ENTRY_AMAP) - - sizeof(struct ASYNC_EVENT_TRAILER_AMAP)); - u32 event_code; - async_event = AMAP_GET_BITS_PTR(ASYNC_EVENT_TRAILER, - async_event, async_trailer); - ASSERT(async_event == 1); - - - valid = AMAP_GET_BITS_PTR(ASYNC_EVENT_TRAILER, - valid, async_trailer); - ASSERT(valid == 1); - - /* Call the async event handler if it is installed. */ - if (mcc->async_cb) { - event_code = - AMAP_GET_BITS_PTR(ASYNC_EVENT_TRAILER, - event_code, async_trailer); - mcc->async_cb(mcc->async_context, - (u32) event_code, (void *) cqe); - } - - } else { - /* This is a completion entry. */ - - /* No vm forwarding in this driver. */ - - cqe_consumed = AMAP_GET_BITS_PTR(MCC_CQ_ENTRY, - consumed, cqe); - if (cqe_consumed) { - /* - * A command on the MCC ring was consumed. - * Update the consumer index. - * These occur in order. - */ - ASSERT(be_mcc_wrb_consumed_in_order(mcc, cqe)); - consumed++; - } - - completed = AMAP_GET_BITS_PTR(MCC_CQ_ENTRY, - completed, cqe); - if (completed) { - /* A command completed. Use tag to - * determine which command. */ - be_mcc_process_cqe(pfob, cqe); - } - } - - /* Reset the CQE */ - AMAP_SET_BITS_PTR(MCC_CQ_ENTRY, valid, cqe, false); - num_processed++; - - /* Update our tracking for the CQ ring. */ - cqe = mp_ring_next(cq_ring); - valid = AMAP_GET_BITS_PTR(MCC_CQ_ENTRY, valid, cqe); - } - - TRACE(DL_INFO, "num_processed:0x%x, and consumed:0x%x", - num_processed, consumed); - /* - * Grab the CQ lock to synchronize the "rearm" setting for - * the doorbell, and for clearing the "processing" flag. - */ - spin_lock_irqsave(&pfob->cq_lock, pfob->cq_irq); - - /* - * Rearm the cq. This is done based on the global mcc->rearm - * flag which combines the rearm parameter from the current - * call to process_cq and any other threads - * that tried to process the CQ while this one was active. - * This handles the situation where a sync. fwcmd was processing - * the CQ while the interrupt/dpc tries to process it. - * The sync process gets to continue -- but it is now - * responsible for the rearming. - */ - if (num_processed > 0 || mcc->rearm == true) { - db.dw[0] = 0; /* clear */ - AMAP_SET_BITS_PTR(CQ_DB, qid, &db, cq_ring->id); - AMAP_SET_BITS_PTR(CQ_DB, rearm, &db, mcc->rearm); - AMAP_SET_BITS_PTR(CQ_DB, event, &db, false); - AMAP_SET_BITS_PTR(CQ_DB, num_popped, &db, num_processed); - - PD_WRITE(pfob, cq_db, db.dw[0]); - } - /* - * Update the consumer index after ringing the CQ doorbell. - * We don't want another thread to post more WRBs before we - * have CQ space available. - */ - mp_ring_consume_multiple(mp_ring, consumed); - - /* Clear the processing flag. */ - mcc->processing = 0; - -Error: - spin_unlock_irqrestore(&pfob->cq_lock, pfob->cq_irq); - /* - * Use the local variable to detect if the current thread - * holds the WRB post lock. If rearm is false, this is - * either a synchronous command, or the upper layer driver is polling - * from a thread. We do not drive the queue from that - * context since the driver may hold the - * wrb post lock already. - */ - if (rearm) - be_drive_mcc_wrb_queue(mcc); - else - pfob->pend_queue_driving = 1; - - return BE_SUCCESS; -} - -/* - *============================================================================ - * P U B L I C R O U T I N E S - *============================================================================ - */ - -/* - This routine creates an MCC object. This object contains an MCC send queue - and a CQ private to the MCC. - - pcontroller - Handle to a function object - - EqObject - EQ object that will be used to dispatch this MCC - - ppMccObject - Pointer to an internal Mcc Object returned. - - Returns BE_SUCCESS if successfull,, otherwise a useful error code - is returned. - - IRQL < DISPATCH_LEVEL - -*/ -int -be_mcc_ring_create(struct be_function_object *pfob, - struct ring_desc *rd, u32 length, - struct be_mcc_wrb_context *context_array, - u32 num_context_entries, - struct be_cq_object *cq, struct be_mcc_object *mcc) -{ - int status = 0; - - struct FWCMD_COMMON_MCC_CREATE *fwcmd = NULL; - struct MCC_WRB_AMAP *wrb = NULL; - u32 num_entries_encoded, n, i; - void *va = NULL; - unsigned long irql; - - if (length < sizeof(struct MCC_WRB_AMAP) * 2) { - TRACE(DL_ERR, "Invalid MCC ring length:%d", length); - return BE_NOT_OK; - } - /* - * Reduce the actual ring size to be less than the number - * of context entries. This ensures that we run out of - * ring WRBs first so the queuing works correctly. We never - * queue based on context structs. - */ - if (num_context_entries + 1 < - length / sizeof(struct MCC_WRB_AMAP) - 1) { - - u32 max_length = - (num_context_entries + 2) * sizeof(struct MCC_WRB_AMAP); - - if (is_power_of_2(max_length)) - length = __roundup_pow_of_two(max_length+1) / 2; - else - length = __roundup_pow_of_two(max_length) / 2; - - ASSERT(length <= max_length); - - TRACE(DL_WARN, - "MCC ring length reduced based on context entries." - " length:%d wrbs:%d context_entries:%d", length, - (int) (length / sizeof(struct MCC_WRB_AMAP)), - num_context_entries); - } - - spin_lock_irqsave(&pfob->post_lock, irql); - - num_entries_encoded = - be_ring_length_to_encoding(length, sizeof(struct MCC_WRB_AMAP)); - - /* Init MCC object. */ - memset(mcc, 0, sizeof(*mcc)); - mcc->parent_function = pfob; - mcc->cq_object = cq; - - INIT_LIST_HEAD(&mcc->backlog); - - wrb = be_function_peek_mcc_wrb(pfob); - if (!wrb) { - ASSERT(wrb); - TRACE(DL_ERR, "No free MCC WRBs in create EQ."); - status = BE_STATUS_NO_MCC_WRB; - goto error; - } - /* Prepares an embedded fwcmd, including request/response sizes. */ - fwcmd = BE_PREPARE_EMBEDDED_FWCMD(pfob, wrb, COMMON_MCC_CREATE); - - fwcmd->params.request.num_pages = DIV_ROUND_UP(length, PAGE_SIZE); - /* - * Program MCC ring context - */ - AMAP_SET_BITS_PTR(MCC_RING_CONTEXT, pdid, - &fwcmd->params.request.context, 0); - AMAP_SET_BITS_PTR(MCC_RING_CONTEXT, invalid, - &fwcmd->params.request.context, false); - AMAP_SET_BITS_PTR(MCC_RING_CONTEXT, ring_size, - &fwcmd->params.request.context, num_entries_encoded); - - n = cq->cq_id; - AMAP_SET_BITS_PTR(MCC_RING_CONTEXT, - cq_id, &fwcmd->params.request.context, n); - be_rd_to_pa_list(rd, fwcmd->params.request.pages, - ARRAY_SIZE(fwcmd->params.request.pages)); - /* Post the f/w command */ - status = be_function_post_mcc_wrb(pfob, wrb, NULL, NULL, NULL, - NULL, NULL, fwcmd, NULL); - if (status != BE_SUCCESS) { - TRACE(DL_ERR, "MCC to create CQ failed."); - goto error; - } - /* - * Create a linked list of context structures - */ - mcc->wrb_context.base = context_array; - mcc->wrb_context.num = num_context_entries; - INIT_LIST_HEAD(&mcc->wrb_context.list_head); - memset(context_array, 0, - sizeof(struct be_mcc_wrb_context) * num_context_entries); - for (i = 0; i < mcc->wrb_context.num; i++) { - list_add_tail(&context_array[i].next, - &mcc->wrb_context.list_head); - } - - /* - * - * Create an mcc_ring for tracking WRB hw ring - */ - va = rd->va; - ASSERT(va); - mp_ring_create(&mcc->sq.ring, length / sizeof(struct MCC_WRB_AMAP), - sizeof(struct MCC_WRB_AMAP), va); - mcc->sq.ring.id = fwcmd->params.response.id; - /* - * Init a mcc_ring for tracking the MCC CQ. - */ - ASSERT(cq->va); - mp_ring_create(&mcc->cq.ring, cq->num_entries, - sizeof(struct MCC_CQ_ENTRY_AMAP), cq->va); - mcc->cq.ring.id = cq->cq_id; - - /* Force zeroing of CQ. */ - memset(cq->va, 0, cq->num_entries * sizeof(struct MCC_CQ_ENTRY_AMAP)); - - /* Initialize debug index. */ - mcc->consumed_index = 0; - - atomic_inc(&cq->ref_count); - pfob->mcc = mcc; - - TRACE(DL_INFO, "MCC ring created. id:%d bytes:%d cq_id:%d cq_entries:%d" - " num_context:%d", mcc->sq.ring.id, length, - cq->cq_id, cq->num_entries, num_context_entries); - -error: - spin_unlock_irqrestore(&pfob->post_lock, irql); - if (pfob->pend_queue_driving && pfob->mcc) { - pfob->pend_queue_driving = 0; - be_drive_mcc_wrb_queue(pfob->mcc); - } - return status; -} - -/* - This routine destroys an MCC send queue - - MccObject - Internal Mcc Object to be destroyed. - - Returns BE_SUCCESS if successfull, otherwise an error code is returned. - - IRQL < DISPATCH_LEVEL - - The caller of this routine must ensure that no other WRB may be posted - until this routine returns. - -*/ -int be_mcc_ring_destroy(struct be_mcc_object *mcc) -{ - int status = 0; - struct be_function_object *pfob = mcc->parent_function; - - - ASSERT(mcc->processing == 0); - - /* - * Remove the ring from the function object. - * This transitions back to mailbox mode. - */ - pfob->mcc = NULL; - - /* Send fwcmd to destroy the queue. (Using the mailbox.) */ - status = be_function_ring_destroy(mcc->parent_function, mcc->sq.ring.id, - FWCMD_RING_TYPE_MCC, NULL, NULL, NULL, NULL); - ASSERT(status == 0); - - /* Release the SQ reference to the CQ */ - atomic_dec(&mcc->cq_object->ref_count); - - return status; -} - -static void -mcc_wrb_sync_cb(void *context, int staus, struct MCC_WRB_AMAP *wrb) -{ - struct be_mcc_wrb_context *wrb_context = - (struct be_mcc_wrb_context *) context; - ASSERT(wrb_context); - *wrb_context->users_final_status = staus; -} - -/* - This routine posts a command to the MCC send queue - - mcc - Internal Mcc Object to be destroyed. - - wrb - wrb to post. - - Returns BE_SUCCESS if successfull, otherwise an error code is returned. - - IRQL < DISPATCH_LEVEL if CompletionCallback is not NULL - IRQL <=DISPATCH_LEVEL if CompletionCallback is NULL - - If this routine is called with CompletionCallback != NULL the - call is considered to be asynchronous and will return as soon - as the WRB is posted to the MCC with BE_PENDING. - - If CompletionCallback is NULL, then this routine will not return until - a completion for this MCC command has been processed. - If called at DISPATCH_LEVEL the CompletionCallback must be NULL. - - This routine should only be called if the MPU has been boostraped past - mailbox mode. - - -*/ -int -_be_mpu_post_wrb_ring(struct be_mcc_object *mcc, struct MCC_WRB_AMAP *wrb, - struct be_mcc_wrb_context *wrb_context) -{ - - struct MCC_WRB_AMAP *ring_wrb = NULL; - int status = BE_PENDING; - int final_status = BE_PENDING; - mcc_wrb_cqe_callback cb = NULL; - struct MCC_DB_AMAP mcc_db; - u32 embedded; - - ASSERT(mp_ring_num_empty(&mcc->sq.ring) > 0); - /* - * Input wrb is most likely the next wrb in the ring, since the client - * can peek at the address. - */ - ring_wrb = mp_ring_producer_ptr(&mcc->sq.ring); - if (wrb != ring_wrb) { - /* If not equal, copy it into the ring. */ - memcpy(ring_wrb, wrb, sizeof(struct MCC_WRB_AMAP)); - } -#ifdef BE_DEBUG - wrb_context->ring_wrb = ring_wrb; -#endif - embedded = AMAP_GET_BITS_PTR(MCC_WRB, embedded, ring_wrb); - if (embedded) { - /* embedded commands will have the response within the WRB. */ - wrb_context->wrb = ring_wrb; - } else { - /* - * non-embedded commands will not have the response - * within the WRB, and they may complete out-of-order. - * The WRB will not be valid to inspect - * during the completion. - */ - wrb_context->wrb = NULL; - } - cb = wrb_context->cb; - - if (cb == NULL) { - /* Assign our internal callback if this is a - * synchronous call. */ - wrb_context->cb = mcc_wrb_sync_cb; - wrb_context->cb_context = wrb_context; - wrb_context->users_final_status = &final_status; - } - /* Increment producer index */ - - mcc_db.dw[0] = 0; /* initialize */ - AMAP_SET_BITS_PTR(MCC_DB, rid, &mcc_db, mcc->sq.ring.id); - AMAP_SET_BITS_PTR(MCC_DB, numPosted, &mcc_db, 1); - - mp_ring_produce(&mcc->sq.ring); - PD_WRITE(mcc->parent_function, mpu_mcc_db, mcc_db.dw[0]); - TRACE(DL_INFO, "pidx: %x and cidx: %x.", mcc->sq.ring.pidx, - mcc->sq.ring.cidx); - - if (cb == NULL) { - int polls = 0; /* At >= 1 us per poll */ - /* Wait until this command completes, polling the CQ. */ - do { - TRACE(DL_INFO, "FWCMD submitted in the poll mode."); - /* Do not rearm CQ in this context. */ - be_mcc_process_cq(mcc, false); - - if (final_status == BE_PENDING) { - if ((++polls & 0x7FFFF) == 0) { - TRACE(DL_WARN, - "Warning : polling MCC CQ for %d" - "ms.", polls / 1000); - } - - udelay(1); - } - - /* final_status changed when the command completes */ - } while (final_status == BE_PENDING); - - status = final_status; - } - - return status; -} - -struct MCC_WRB_AMAP * -_be_mpu_peek_ring_wrb(struct be_mcc_object *mcc, bool driving_queue) -{ - /* If we have queued items, do not allow a post to bypass the queue. */ - if (!driving_queue && !list_empty(&mcc->backlog)) - return NULL; - - if (mp_ring_num_empty(&mcc->sq.ring) <= 0) - return NULL; - return (struct MCC_WRB_AMAP *) mp_ring_producer_ptr(&mcc->sq.ring); -} - -int -be_mpu_init_mailbox(struct be_function_object *pfob, struct ring_desc *mailbox) -{ - ASSERT(mailbox); - pfob->mailbox.va = mailbox->va; - pfob->mailbox.pa = cpu_to_le64(mailbox->pa); - pfob->mailbox.length = mailbox->length; - - ASSERT(((u32)(size_t)pfob->mailbox.va & 0xf) == 0); - ASSERT(((u32)(size_t)pfob->mailbox.pa & 0xf) == 0); - /* - * Issue the WRB to set MPU endianness - */ - { - u64 *endian_check = (u64 *) (pfob->mailbox.va + - offsetof(struct BE_MCC_MAILBOX_AMAP, wrb)/8); - *endian_check = 0xFF1234FFFF5678FFULL; - } - - be_mcc_mailbox_notify_and_wait(pfob); - - return BE_SUCCESS; -} - - -/* - This routine posts a command to the MCC mailbox. - - FuncObj - Function Object to post the WRB on behalf of. - wrb - wrb to post. - CompletionCallback - Address of a callback routine to invoke once the WRB - is completed. - CompletionCallbackContext - Opaque context to be passed during the call to - the CompletionCallback. - Returns BE_SUCCESS if successfull, otherwise an error code is returned. - - IRQL <=DISPATCH_LEVEL if CompletionCallback is NULL - - This routine will block until a completion for this MCC command has been - processed. If called at DISPATCH_LEVEL the CompletionCallback must be NULL. - - This routine should only be called if the MPU has not been boostraped past - mailbox mode. -*/ -int -_be_mpu_post_wrb_mailbox(struct be_function_object *pfob, - struct MCC_WRB_AMAP *wrb, struct be_mcc_wrb_context *wrb_context) -{ - struct MCC_MAILBOX_AMAP *mailbox = NULL; - struct MCC_WRB_AMAP *mb_wrb; - struct MCC_CQ_ENTRY_AMAP *mb_cq; - u32 offset, status; - - ASSERT(pfob->mcc == NULL); - mailbox = pfob->mailbox.va; - ASSERT(mailbox); - - offset = offsetof(struct BE_MCC_MAILBOX_AMAP, wrb)/8; - mb_wrb = (struct MCC_WRB_AMAP *) (u8 *)mailbox + offset; - if (mb_wrb != wrb) { - memset(mailbox, 0, sizeof(*mailbox)); - memcpy(mb_wrb, wrb, sizeof(struct MCC_WRB_AMAP)); - } - /* The callback can inspect the final WRB to get output parameters. */ - wrb_context->wrb = mb_wrb; - - be_mcc_mailbox_notify_and_wait(pfob); - - /* A command completed. Use tag to determine which command. */ - offset = offsetof(struct BE_MCC_MAILBOX_AMAP, cq)/8; - mb_cq = (struct MCC_CQ_ENTRY_AMAP *) ((u8 *)mailbox + offset); - be_mcc_process_cqe(pfob, mb_cq); - - status = AMAP_GET_BITS_PTR(MCC_CQ_ENTRY, completion_status, mb_cq); - if (status) - status = BE_NOT_OK; - return status; -} - -struct be_mcc_wrb_context * -_be_mcc_allocate_wrb_context(struct be_function_object *pfob) -{ - struct be_mcc_wrb_context *context = NULL; - unsigned long irq; - - spin_lock_irqsave(&pfob->mcc_context_lock, irq); - - if (!pfob->mailbox.default_context_allocated) { - /* Use the single default context that we - * always have allocated. */ - pfob->mailbox.default_context_allocated = true; - context = &pfob->mailbox.default_context; - } else if (pfob->mcc) { - /* Get a context from the free list. If any are available. */ - if (!list_empty(&pfob->mcc->wrb_context.list_head)) { - context = list_first_entry( - &pfob->mcc->wrb_context.list_head, - struct be_mcc_wrb_context, next); - } - } - - spin_unlock_irqrestore(&pfob->mcc_context_lock, irq); - - return context; -} - -void -_be_mcc_free_wrb_context(struct be_function_object *pfob, - struct be_mcc_wrb_context *context) -{ - unsigned long irq; - - ASSERT(context); - /* - * Zero during free to try and catch any bugs where the context - * is accessed after a free. - */ - memset(context, 0, sizeof(context)); - - spin_lock_irqsave(&pfob->mcc_context_lock, irq); - - if (context == &pfob->mailbox.default_context) { - /* Free the default context. */ - ASSERT(pfob->mailbox.default_context_allocated); - pfob->mailbox.default_context_allocated = false; - } else { - /* Add to free list. */ - ASSERT(pfob->mcc); - list_add_tail(&context->next, - &pfob->mcc->wrb_context.list_head); - } - - spin_unlock_irqrestore(&pfob->mcc_context_lock, irq); -} - -int -be_mcc_add_async_event_callback(struct be_mcc_object *mcc_object, - mcc_async_event_callback cb, void *cb_context) -{ - /* Lock against anyone trying to change the callback/context pointers - * while being used. */ - spin_lock_irqsave(&mcc_object->parent_function->cq_lock, - mcc_object->parent_function->cq_irq); - - /* Assign the async callback. */ - mcc_object->async_context = cb_context; - mcc_object->async_cb = cb; - - spin_unlock_irqrestore(&mcc_object->parent_function->cq_lock, - mcc_object->parent_function->cq_irq); - - return BE_SUCCESS; -} - -#define MPU_EP_CONTROL 0 -#define MPU_EP_SEMAPHORE 0xac - -/* - *------------------------------------------------------------------- - * Function: be_wait_for_POST_complete - * Waits until the BladeEngine POST completes (either in error or success). - * pfob - - * return status - BE_SUCCESS (0) on success. Negative error code on failure. - *------------------------------------------------------------------- - */ -static int be_wait_for_POST_complete(struct be_function_object *pfob) -{ - struct MGMT_HBA_POST_STATUS_STRUCT_AMAP status; - int s; - u32 post_error, post_stage; - - const u32 us_per_loop = 1000; /* 1000us */ - const u32 print_frequency_loops = 1000000 / us_per_loop; - const u32 max_loops = 60 * print_frequency_loops; - u32 loops = 0; - - /* - * Wait for arm fw indicating it is done or a fatal error happened. - * Note: POST can take some time to complete depending on configuration - * settings (consider ARM attempts to acquire an IP address - * over DHCP!!!). - * - */ - do { - status.dw[0] = ioread32(pfob->csr_va + MPU_EP_SEMAPHORE); - post_error = AMAP_GET_BITS_PTR(MGMT_HBA_POST_STATUS_STRUCT, - error, &status); - post_stage = AMAP_GET_BITS_PTR(MGMT_HBA_POST_STATUS_STRUCT, - stage, &status); - if (0 == (loops % print_frequency_loops)) { - /* Print current status */ - TRACE(DL_INFO, "POST status = 0x%x (stage = 0x%x)", - status.dw[0], post_stage); - } - udelay(us_per_loop); - } while ((post_error != 1) && - (post_stage != POST_STAGE_ARMFW_READY) && - (++loops < max_loops)); - - if (post_error == 1) { - TRACE(DL_ERR, "POST error! Status = 0x%x (stage = 0x%x)", - status.dw[0], post_stage); - s = BE_NOT_OK; - } else if (post_stage != POST_STAGE_ARMFW_READY) { - TRACE(DL_ERR, "POST time-out! Status = 0x%x (stage = 0x%x)", - status.dw[0], post_stage); - s = BE_NOT_OK; - } else { - s = BE_SUCCESS; - } - return s; -} - -/* - *------------------------------------------------------------------- - * Function: be_kickoff_and_wait_for_POST - * Interacts with the BladeEngine management processor to initiate POST, and - * subsequently waits until POST completes (either in error or success). - * The caller must acquire the reset semaphore before initiating POST - * to prevent multiple drivers interacting with the management processor. - * Once POST is complete the caller must release the reset semaphore. - * Callers who only want to wait for POST complete may call - * be_wait_for_POST_complete. - * pfob - - * return status - BE_SUCCESS (0) on success. Negative error code on failure. - *------------------------------------------------------------------- - */ -static int -be_kickoff_and_wait_for_POST(struct be_function_object *pfob) -{ - struct MGMT_HBA_POST_STATUS_STRUCT_AMAP status; - int s; - - const u32 us_per_loop = 1000; /* 1000us */ - const u32 print_frequency_loops = 1000000 / us_per_loop; - const u32 max_loops = 5 * print_frequency_loops; - u32 loops = 0; - u32 post_error, post_stage; - - /* Wait for arm fw awaiting host ready or a fatal error happened. */ - TRACE(DL_INFO, "Wait for BladeEngine ready to POST"); - do { - status.dw[0] = ioread32(pfob->csr_va + MPU_EP_SEMAPHORE); - post_error = AMAP_GET_BITS_PTR(MGMT_HBA_POST_STATUS_STRUCT, - error, &status); - post_stage = AMAP_GET_BITS_PTR(MGMT_HBA_POST_STATUS_STRUCT, - stage, &status); - if (0 == (loops % print_frequency_loops)) { - /* Print current status */ - TRACE(DL_INFO, "POST status = 0x%x (stage = 0x%x)", - status.dw[0], post_stage); - } - udelay(us_per_loop); - } while ((post_error != 1) && - (post_stage < POST_STAGE_AWAITING_HOST_RDY) && - (++loops < max_loops)); - - if (post_error == 1) { - TRACE(DL_ERR, "Pre-POST error! Status = 0x%x (stage = 0x%x)", - status.dw[0], post_stage); - s = BE_NOT_OK; - } else if (post_stage == POST_STAGE_AWAITING_HOST_RDY) { - iowrite32(POST_STAGE_HOST_RDY, pfob->csr_va + MPU_EP_SEMAPHORE); - - /* Wait for POST to complete */ - s = be_wait_for_POST_complete(pfob); - } else { - /* - * Either a timeout waiting for host ready signal or POST has - * moved ahead without requiring a host ready signal. - * Might as well give POST a chance to complete - * (or timeout again). - */ - s = be_wait_for_POST_complete(pfob); - } - return s; -} - -/* - *------------------------------------------------------------------- - * Function: be_pci_soft_reset - * This function is called to issue a BladeEngine soft reset. - * Callers should acquire the soft reset semaphore before calling this - * function. Additionaly, callers should ensure they cannot be pre-empted - * while the routine executes. Upon completion of this routine, callers - * should release the reset semaphore. This routine implicitly waits - * for BladeEngine POST to complete. - * pfob - - * return status - BE_SUCCESS (0) on success. Negative error code on failure. - *------------------------------------------------------------------- - */ -int be_pci_soft_reset(struct be_function_object *pfob) -{ - struct PCICFG_SOFT_RESET_CSR_AMAP soft_reset; - struct PCICFG_ONLINE0_CSR_AMAP pciOnline0; - struct PCICFG_ONLINE1_CSR_AMAP pciOnline1; - struct EP_CONTROL_CSR_AMAP epControlCsr; - int status = BE_SUCCESS; - u32 i, soft_reset_bit; - - TRACE(DL_NOTE, "PCI reset..."); - - /* Issue soft reset #1 to get BladeEngine into a known state. */ - soft_reset.dw[0] = PCICFG0_READ(pfob, soft_reset); - AMAP_SET_BITS_PTR(PCICFG_SOFT_RESET_CSR, softreset, soft_reset.dw, 1); - PCICFG0_WRITE(pfob, host_timer_int_ctrl, soft_reset.dw[0]); - /* - * wait til soft reset is deasserted - hardware - * deasserts after some time. - */ - i = 0; - do { - udelay(50); - soft_reset.dw[0] = PCICFG0_READ(pfob, soft_reset); - soft_reset_bit = AMAP_GET_BITS_PTR(PCICFG_SOFT_RESET_CSR, - softreset, soft_reset.dw); - } while (soft_reset_bit && (i++ < 1024)); - if (soft_reset_bit != 0) { - TRACE(DL_ERR, "Soft-reset #1 did not deassert as expected."); - status = BE_NOT_OK; - goto Error_label; - } - /* Mask everything */ - PCICFG0_WRITE(pfob, ue_status_low_mask, 0xFFFFFFFF); - PCICFG0_WRITE(pfob, ue_status_hi_mask, 0xFFFFFFFF); - /* - * Set everything offline except MPU IRAM (it is offline with - * the soft-reset, but soft-reset does not reset the PCICFG registers!) - */ - pciOnline0.dw[0] = 0; - pciOnline1.dw[0] = 0; - AMAP_SET_BITS_PTR(PCICFG_ONLINE1_CSR, mpu_iram_online, - pciOnline1.dw, 1); - PCICFG0_WRITE(pfob, online0, pciOnline0.dw[0]); - PCICFG0_WRITE(pfob, online1, pciOnline1.dw[0]); - - udelay(20000); - - /* Issue soft reset #2. */ - AMAP_SET_BITS_PTR(PCICFG_SOFT_RESET_CSR, softreset, soft_reset.dw, 1); - PCICFG0_WRITE(pfob, host_timer_int_ctrl, soft_reset.dw[0]); - /* - * wait til soft reset is deasserted - hardware - * deasserts after some time. - */ - i = 0; - do { - udelay(50); - soft_reset.dw[0] = PCICFG0_READ(pfob, soft_reset); - soft_reset_bit = AMAP_GET_BITS_PTR(PCICFG_SOFT_RESET_CSR, - softreset, soft_reset.dw); - } while (soft_reset_bit && (i++ < 1024)); - if (soft_reset_bit != 0) { - TRACE(DL_ERR, "Soft-reset #1 did not deassert as expected."); - status = BE_NOT_OK; - goto Error_label; - } - - - udelay(20000); - - /* Take MPU out of reset. */ - - epControlCsr.dw[0] = ioread32(pfob->csr_va + MPU_EP_CONTROL); - AMAP_SET_BITS_PTR(EP_CONTROL_CSR, CPU_reset, &epControlCsr, 0); - iowrite32((u32)epControlCsr.dw[0], pfob->csr_va + MPU_EP_CONTROL); - - /* Kickoff BE POST and wait for completion */ - status = be_kickoff_and_wait_for_POST(pfob); - -Error_label: - return status; -} - - -/* - *------------------------------------------------------------------- - * Function: be_pci_reset_required - * This private function is called to detect if a host entity is - * required to issue a PCI soft reset and subsequently drive - * BladeEngine POST. Scenarios where this is required: - * 1) BIOS-less configuration - * 2) Hot-swap/plug/power-on - * pfob - - * return true if a reset is required, false otherwise - *------------------------------------------------------------------- - */ -static bool be_pci_reset_required(struct be_function_object *pfob) -{ - struct MGMT_HBA_POST_STATUS_STRUCT_AMAP status; - bool do_reset = false; - u32 post_error, post_stage; - - /* - * Read the POST status register - */ - status.dw[0] = ioread32(pfob->csr_va + MPU_EP_SEMAPHORE); - post_error = AMAP_GET_BITS_PTR(MGMT_HBA_POST_STATUS_STRUCT, error, - &status); - post_stage = AMAP_GET_BITS_PTR(MGMT_HBA_POST_STATUS_STRUCT, stage, - &status); - if (post_stage <= POST_STAGE_AWAITING_HOST_RDY) { - /* - * If BladeEngine is waiting for host ready indication, - * we want to do a PCI reset. - */ - do_reset = true; - } - - return do_reset; -} - -/* - *------------------------------------------------------------------- - * Function: be_drive_POST - * This function is called to drive BladeEngine POST. The - * caller should ensure they cannot be pre-empted while this routine executes. - * pfob - - * return status - BE_SUCCESS (0) on success. Negative error code on failure. - *------------------------------------------------------------------- - */ -int be_drive_POST(struct be_function_object *pfob) -{ - int status; - - if (false != be_pci_reset_required(pfob)) { - /* PCI reset is needed (implicitly starts and waits for POST) */ - status = be_pci_soft_reset(pfob); - } else { - /* No PCI reset is needed, start POST */ - status = be_kickoff_and_wait_for_POST(pfob); - } - - return status; -} diff --git a/drivers/staging/benet/mpu.h b/drivers/staging/benet/mpu.h deleted file mode 100644 index 41f3f87516e5..000000000000 --- a/drivers/staging/benet/mpu.h +++ /dev/null @@ -1,74 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __mpu_amap_h__ -#define __mpu_amap_h__ -#include "ep.h" - -/* Provide control parameters for the Managment Processor Unit. */ -struct BE_MPU_CSRMAP_AMAP { - struct BE_EP_CSRMAP_AMAP ep; - u8 rsvd0[128]; /* DWORD 64 */ - u8 rsvd1[32]; /* DWORD 68 */ - u8 rsvd2[192]; /* DWORD 69 */ - u8 rsvd3[192]; /* DWORD 75 */ - u8 rsvd4[32]; /* DWORD 81 */ - u8 rsvd5[32]; /* DWORD 82 */ - u8 rsvd6[32]; /* DWORD 83 */ - u8 rsvd7[32]; /* DWORD 84 */ - u8 rsvd8[32]; /* DWORD 85 */ - u8 rsvd9[32]; /* DWORD 86 */ - u8 rsvd10[32]; /* DWORD 87 */ - u8 rsvd11[32]; /* DWORD 88 */ - u8 rsvd12[32]; /* DWORD 89 */ - u8 rsvd13[32]; /* DWORD 90 */ - u8 rsvd14[32]; /* DWORD 91 */ - u8 rsvd15[32]; /* DWORD 92 */ - u8 rsvd16[32]; /* DWORD 93 */ - u8 rsvd17[32]; /* DWORD 94 */ - u8 rsvd18[32]; /* DWORD 95 */ - u8 rsvd19[32]; /* DWORD 96 */ - u8 rsvd20[32]; /* DWORD 97 */ - u8 rsvd21[32]; /* DWORD 98 */ - u8 rsvd22[32]; /* DWORD 99 */ - u8 rsvd23[32]; /* DWORD 100 */ - u8 rsvd24[32]; /* DWORD 101 */ - u8 rsvd25[32]; /* DWORD 102 */ - u8 rsvd26[32]; /* DWORD 103 */ - u8 rsvd27[32]; /* DWORD 104 */ - u8 rsvd28[96]; /* DWORD 105 */ - u8 rsvd29[32]; /* DWORD 108 */ - u8 rsvd30[32]; /* DWORD 109 */ - u8 rsvd31[32]; /* DWORD 110 */ - u8 rsvd32[32]; /* DWORD 111 */ - u8 rsvd33[32]; /* DWORD 112 */ - u8 rsvd34[96]; /* DWORD 113 */ - u8 rsvd35[32]; /* DWORD 116 */ - u8 rsvd36[32]; /* DWORD 117 */ - u8 rsvd37[32]; /* DWORD 118 */ - u8 rsvd38[32]; /* DWORD 119 */ - u8 rsvd39[32]; /* DWORD 120 */ - u8 rsvd40[32]; /* DWORD 121 */ - u8 rsvd41[134][32]; /* DWORD 122 */ -} __packed; -struct MPU_CSRMAP_AMAP { - u32 dw[256]; -}; - -#endif /* __mpu_amap_h__ */ diff --git a/drivers/staging/benet/mpu_context.h b/drivers/staging/benet/mpu_context.h deleted file mode 100644 index 8ce90f9c46c2..000000000000 --- a/drivers/staging/benet/mpu_context.h +++ /dev/null @@ -1,46 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __mpu_context_amap_h__ -#define __mpu_context_amap_h__ - -/* - * Management command and control ring context. The MPUs BTLR_CTRL1 CSR - * controls the writeback behavior of the producer and consumer index values. - */ -struct BE_MCC_RING_CONTEXT_AMAP { - u8 con_index[16]; /* DWORD 0 */ - u8 ring_size[4]; /* DWORD 0 */ - u8 cq_id[11]; /* DWORD 0 */ - u8 rsvd0; /* DWORD 0 */ - u8 prod_index[16]; /* DWORD 1 */ - u8 pdid[15]; /* DWORD 1 */ - u8 invalid; /* DWORD 1 */ - u8 cmd_pending_current[7]; /* DWORD 2 */ - u8 rsvd1[25]; /* DWORD 2 */ - u8 hpi_port_cq_id[11]; /* DWORD 3 */ - u8 rsvd2[5]; /* DWORD 3 */ - u8 cmd_pending_max[7]; /* DWORD 3 */ - u8 rsvd3[9]; /* DWORD 3 */ -} __packed; -struct MCC_RING_CONTEXT_AMAP { - u32 dw[4]; -}; - -#endif /* __mpu_context_amap_h__ */ diff --git a/drivers/staging/benet/pcicfg.h b/drivers/staging/benet/pcicfg.h deleted file mode 100644 index 7c15684adf4a..000000000000 --- a/drivers/staging/benet/pcicfg.h +++ /dev/null @@ -1,825 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __pcicfg_amap_h__ -#define __pcicfg_amap_h__ - -/* Vendor and Device ID Register. */ -struct BE_PCICFG_ID_CSR_AMAP { - u8 vendorid[16]; /* DWORD 0 */ - u8 deviceid[16]; /* DWORD 0 */ -} __packed; -struct PCICFG_ID_CSR_AMAP { - u32 dw[1]; -}; - -/* IO Bar Register. */ -struct BE_PCICFG_IOBAR_CSR_AMAP { - u8 iospace; /* DWORD 0 */ - u8 rsvd0[7]; /* DWORD 0 */ - u8 iobar[24]; /* DWORD 0 */ -} __packed; -struct PCICFG_IOBAR_CSR_AMAP { - u32 dw[1]; -}; - -/* Memory BAR 0 Register. */ -struct BE_PCICFG_MEMBAR0_CSR_AMAP { - u8 memspace; /* DWORD 0 */ - u8 type[2]; /* DWORD 0 */ - u8 pf; /* DWORD 0 */ - u8 rsvd0[10]; /* DWORD 0 */ - u8 membar0[18]; /* DWORD 0 */ -} __packed; -struct PCICFG_MEMBAR0_CSR_AMAP { - u32 dw[1]; -}; - -/* Memory BAR 1 - Low Address Register. */ -struct BE_PCICFG_MEMBAR1_LO_CSR_AMAP { - u8 memspace; /* DWORD 0 */ - u8 type[2]; /* DWORD 0 */ - u8 pf; /* DWORD 0 */ - u8 rsvd0[13]; /* DWORD 0 */ - u8 membar1lo[15]; /* DWORD 0 */ -} __packed; -struct PCICFG_MEMBAR1_LO_CSR_AMAP { - u32 dw[1]; -}; - -/* Memory BAR 1 - High Address Register. */ -struct BE_PCICFG_MEMBAR1_HI_CSR_AMAP { - u8 membar1hi[32]; /* DWORD 0 */ -} __packed; -struct PCICFG_MEMBAR1_HI_CSR_AMAP { - u32 dw[1]; -}; - -/* Memory BAR 2 - Low Address Register. */ -struct BE_PCICFG_MEMBAR2_LO_CSR_AMAP { - u8 memspace; /* DWORD 0 */ - u8 type[2]; /* DWORD 0 */ - u8 pf; /* DWORD 0 */ - u8 rsvd0[17]; /* DWORD 0 */ - u8 membar2lo[11]; /* DWORD 0 */ -} __packed; -struct PCICFG_MEMBAR2_LO_CSR_AMAP { - u32 dw[1]; -}; - -/* Memory BAR 2 - High Address Register. */ -struct BE_PCICFG_MEMBAR2_HI_CSR_AMAP { - u8 membar2hi[32]; /* DWORD 0 */ -} __packed; -struct PCICFG_MEMBAR2_HI_CSR_AMAP { - u32 dw[1]; -}; - -/* Subsystem Vendor and ID (Function 0) Register. */ -struct BE_PCICFG_SUBSYSTEM_ID_F0_CSR_AMAP { - u8 subsys_vendor_id[16]; /* DWORD 0 */ - u8 subsys_id[16]; /* DWORD 0 */ -} __packed; -struct PCICFG_SUBSYSTEM_ID_F0_CSR_AMAP { - u32 dw[1]; -}; - -/* Subsystem Vendor and ID (Function 1) Register. */ -struct BE_PCICFG_SUBSYSTEM_ID_F1_CSR_AMAP { - u8 subsys_vendor_id[16]; /* DWORD 0 */ - u8 subsys_id[16]; /* DWORD 0 */ -} __packed; -struct PCICFG_SUBSYSTEM_ID_F1_CSR_AMAP { - u32 dw[1]; -}; - -/* Semaphore Register. */ -struct BE_PCICFG_SEMAPHORE_CSR_AMAP { - u8 locked; /* DWORD 0 */ - u8 rsvd0[31]; /* DWORD 0 */ -} __packed; -struct PCICFG_SEMAPHORE_CSR_AMAP { - u32 dw[1]; -}; - -/* Soft Reset Register. */ -struct BE_PCICFG_SOFT_RESET_CSR_AMAP { - u8 rsvd0[7]; /* DWORD 0 */ - u8 softreset; /* DWORD 0 */ - u8 rsvd1[16]; /* DWORD 0 */ - u8 nec_ll_rcvdetect_i[8]; /* DWORD 0 */ -} __packed; -struct PCICFG_SOFT_RESET_CSR_AMAP { - u32 dw[1]; -}; - -/* Unrecoverable Error Status (Low) Register. Each bit corresponds to - * an internal Unrecoverable Error. These are set by hardware and may be - * cleared by writing a one to the respective bit(s) to be cleared. Any - * bit being set that is also unmasked will result in Unrecoverable Error - * interrupt notification to the host CPU and/or Server Management chip - * and the transitioning of BladeEngine to an Offline state. - */ -struct BE_PCICFG_UE_STATUS_LOW_CSR_AMAP { - u8 cev_ue_status; /* DWORD 0 */ - u8 ctx_ue_status; /* DWORD 0 */ - u8 dbuf_ue_status; /* DWORD 0 */ - u8 erx_ue_status; /* DWORD 0 */ - u8 host_ue_status; /* DWORD 0 */ - u8 mpu_ue_status; /* DWORD 0 */ - u8 ndma_ue_status; /* DWORD 0 */ - u8 ptc_ue_status; /* DWORD 0 */ - u8 rdma_ue_status; /* DWORD 0 */ - u8 rxf_ue_status; /* DWORD 0 */ - u8 rxips_ue_status; /* DWORD 0 */ - u8 rxulp0_ue_status; /* DWORD 0 */ - u8 rxulp1_ue_status; /* DWORD 0 */ - u8 rxulp2_ue_status; /* DWORD 0 */ - u8 tim_ue_status; /* DWORD 0 */ - u8 tpost_ue_status; /* DWORD 0 */ - u8 tpre_ue_status; /* DWORD 0 */ - u8 txips_ue_status; /* DWORD 0 */ - u8 txulp0_ue_status; /* DWORD 0 */ - u8 txulp1_ue_status; /* DWORD 0 */ - u8 uc_ue_status; /* DWORD 0 */ - u8 wdma_ue_status; /* DWORD 0 */ - u8 txulp2_ue_status; /* DWORD 0 */ - u8 host1_ue_status; /* DWORD 0 */ - u8 p0_ob_link_ue_status; /* DWORD 0 */ - u8 p1_ob_link_ue_status; /* DWORD 0 */ - u8 host_gpio_ue_status; /* DWORD 0 */ - u8 mbox_netw_ue_status; /* DWORD 0 */ - u8 mbox_stor_ue_status; /* DWORD 0 */ - u8 axgmac0_ue_status; /* DWORD 0 */ - u8 axgmac1_ue_status; /* DWORD 0 */ - u8 mpu_intpend_ue_status; /* DWORD 0 */ -} __packed; -struct PCICFG_UE_STATUS_LOW_CSR_AMAP { - u32 dw[1]; -}; - -/* Unrecoverable Error Status (High) Register. Each bit corresponds to - * an internal Unrecoverable Error. These are set by hardware and may be - * cleared by writing a one to the respective bit(s) to be cleared. Any - * bit being set that is also unmasked will result in Unrecoverable Error - * interrupt notification to the host CPU and/or Server Management chip; - * and the transitioning of BladeEngine to an Offline state. - */ -struct BE_PCICFG_UE_STATUS_HI_CSR_AMAP { - u8 jtag_ue_status; /* DWORD 0 */ - u8 lpcmemhost_ue_status; /* DWORD 0 */ - u8 mgmt_mac_ue_status; /* DWORD 0 */ - u8 mpu_iram_ue_status; /* DWORD 0 */ - u8 pcs0online_ue_status; /* DWORD 0 */ - u8 pcs1online_ue_status; /* DWORD 0 */ - u8 pctl0_ue_status; /* DWORD 0 */ - u8 pctl1_ue_status; /* DWORD 0 */ - u8 pmem_ue_status; /* DWORD 0 */ - u8 rr_ue_status; /* DWORD 0 */ - u8 rxpp_ue_status; /* DWORD 0 */ - u8 txpb_ue_status; /* DWORD 0 */ - u8 txp_ue_status; /* DWORD 0 */ - u8 xaui_ue_status; /* DWORD 0 */ - u8 arm_ue_status; /* DWORD 0 */ - u8 ipc_ue_status; /* DWORD 0 */ - u8 rsvd0[16]; /* DWORD 0 */ -} __packed; -struct PCICFG_UE_STATUS_HI_CSR_AMAP { - u32 dw[1]; -}; - -/* Unrecoverable Error Mask (Low) Register. Each bit, when set to one, - * will mask the associated Unrecoverable Error status bit from notification - * of Unrecoverable Error to the host CPU and/or Server Managment chip and the - * transitioning of all BladeEngine units to an Offline state. - */ -struct BE_PCICFG_UE_STATUS_LOW_MASK_CSR_AMAP { - u8 cev_ue_mask; /* DWORD 0 */ - u8 ctx_ue_mask; /* DWORD 0 */ - u8 dbuf_ue_mask; /* DWORD 0 */ - u8 erx_ue_mask; /* DWORD 0 */ - u8 host_ue_mask; /* DWORD 0 */ - u8 mpu_ue_mask; /* DWORD 0 */ - u8 ndma_ue_mask; /* DWORD 0 */ - u8 ptc_ue_mask; /* DWORD 0 */ - u8 rdma_ue_mask; /* DWORD 0 */ - u8 rxf_ue_mask; /* DWORD 0 */ - u8 rxips_ue_mask; /* DWORD 0 */ - u8 rxulp0_ue_mask; /* DWORD 0 */ - u8 rxulp1_ue_mask; /* DWORD 0 */ - u8 rxulp2_ue_mask; /* DWORD 0 */ - u8 tim_ue_mask; /* DWORD 0 */ - u8 tpost_ue_mask; /* DWORD 0 */ - u8 tpre_ue_mask; /* DWORD 0 */ - u8 txips_ue_mask; /* DWORD 0 */ - u8 txulp0_ue_mask; /* DWORD 0 */ - u8 txulp1_ue_mask; /* DWORD 0 */ - u8 uc_ue_mask; /* DWORD 0 */ - u8 wdma_ue_mask; /* DWORD 0 */ - u8 txulp2_ue_mask; /* DWORD 0 */ - u8 host1_ue_mask; /* DWORD 0 */ - u8 p0_ob_link_ue_mask; /* DWORD 0 */ - u8 p1_ob_link_ue_mask; /* DWORD 0 */ - u8 host_gpio_ue_mask; /* DWORD 0 */ - u8 mbox_netw_ue_mask; /* DWORD 0 */ - u8 mbox_stor_ue_mask; /* DWORD 0 */ - u8 axgmac0_ue_mask; /* DWORD 0 */ - u8 axgmac1_ue_mask; /* DWORD 0 */ - u8 mpu_intpend_ue_mask; /* DWORD 0 */ -} __packed; -struct PCICFG_UE_STATUS_LOW_MASK_CSR_AMAP { - u32 dw[1]; -}; - -/* Unrecoverable Error Mask (High) Register. Each bit, when set to one, - * will mask the associated Unrecoverable Error status bit from notification - * of Unrecoverable Error to the host CPU and/or Server Managment chip and the - * transitioning of all BladeEngine units to an Offline state. - */ -struct BE_PCICFG_UE_STATUS_HI_MASK_CSR_AMAP { - u8 jtag_ue_mask; /* DWORD 0 */ - u8 lpcmemhost_ue_mask; /* DWORD 0 */ - u8 mgmt_mac_ue_mask; /* DWORD 0 */ - u8 mpu_iram_ue_mask; /* DWORD 0 */ - u8 pcs0online_ue_mask; /* DWORD 0 */ - u8 pcs1online_ue_mask; /* DWORD 0 */ - u8 pctl0_ue_mask; /* DWORD 0 */ - u8 pctl1_ue_mask; /* DWORD 0 */ - u8 pmem_ue_mask; /* DWORD 0 */ - u8 rr_ue_mask; /* DWORD 0 */ - u8 rxpp_ue_mask; /* DWORD 0 */ - u8 txpb_ue_mask; /* DWORD 0 */ - u8 txp_ue_mask; /* DWORD 0 */ - u8 xaui_ue_mask; /* DWORD 0 */ - u8 arm_ue_mask; /* DWORD 0 */ - u8 ipc_ue_mask; /* DWORD 0 */ - u8 rsvd0[16]; /* DWORD 0 */ -} __packed; -struct PCICFG_UE_STATUS_HI_MASK_CSR_AMAP { - u32 dw[1]; -}; - -/* Online Control Register 0. This register controls various units within - * BladeEngine being in an Online or Offline state. - */ -struct BE_PCICFG_ONLINE0_CSR_AMAP { - u8 cev_online; /* DWORD 0 */ - u8 ctx_online; /* DWORD 0 */ - u8 dbuf_online; /* DWORD 0 */ - u8 erx_online; /* DWORD 0 */ - u8 host_online; /* DWORD 0 */ - u8 mpu_online; /* DWORD 0 */ - u8 ndma_online; /* DWORD 0 */ - u8 ptc_online; /* DWORD 0 */ - u8 rdma_online; /* DWORD 0 */ - u8 rxf_online; /* DWORD 0 */ - u8 rxips_online; /* DWORD 0 */ - u8 rxulp0_online; /* DWORD 0 */ - u8 rxulp1_online; /* DWORD 0 */ - u8 rxulp2_online; /* DWORD 0 */ - u8 tim_online; /* DWORD 0 */ - u8 tpost_online; /* DWORD 0 */ - u8 tpre_online; /* DWORD 0 */ - u8 txips_online; /* DWORD 0 */ - u8 txulp0_online; /* DWORD 0 */ - u8 txulp1_online; /* DWORD 0 */ - u8 uc_online; /* DWORD 0 */ - u8 wdma_online; /* DWORD 0 */ - u8 txulp2_online; /* DWORD 0 */ - u8 host1_online; /* DWORD 0 */ - u8 p0_ob_link_online; /* DWORD 0 */ - u8 p1_ob_link_online; /* DWORD 0 */ - u8 host_gpio_online; /* DWORD 0 */ - u8 mbox_netw_online; /* DWORD 0 */ - u8 mbox_stor_online; /* DWORD 0 */ - u8 axgmac0_online; /* DWORD 0 */ - u8 axgmac1_online; /* DWORD 0 */ - u8 mpu_intpend_online; /* DWORD 0 */ -} __packed; -struct PCICFG_ONLINE0_CSR_AMAP { - u32 dw[1]; -}; - -/* Online Control Register 1. This register controls various units within - * BladeEngine being in an Online or Offline state. - */ -struct BE_PCICFG_ONLINE1_CSR_AMAP { - u8 jtag_online; /* DWORD 0 */ - u8 lpcmemhost_online; /* DWORD 0 */ - u8 mgmt_mac_online; /* DWORD 0 */ - u8 mpu_iram_online; /* DWORD 0 */ - u8 pcs0online_online; /* DWORD 0 */ - u8 pcs1online_online; /* DWORD 0 */ - u8 pctl0_online; /* DWORD 0 */ - u8 pctl1_online; /* DWORD 0 */ - u8 pmem_online; /* DWORD 0 */ - u8 rr_online; /* DWORD 0 */ - u8 rxpp_online; /* DWORD 0 */ - u8 txpb_online; /* DWORD 0 */ - u8 txp_online; /* DWORD 0 */ - u8 xaui_online; /* DWORD 0 */ - u8 arm_online; /* DWORD 0 */ - u8 ipc_online; /* DWORD 0 */ - u8 rsvd0[16]; /* DWORD 0 */ -} __packed; -struct PCICFG_ONLINE1_CSR_AMAP { - u32 dw[1]; -}; - -/* Host Timer Register. */ -struct BE_PCICFG_HOST_TIMER_INT_CTRL_CSR_AMAP { - u8 hosttimer[24]; /* DWORD 0 */ - u8 hostintr; /* DWORD 0 */ - u8 rsvd0[7]; /* DWORD 0 */ -} __packed; -struct PCICFG_HOST_TIMER_INT_CTRL_CSR_AMAP { - u32 dw[1]; -}; - -/* Scratchpad Register (for software use). */ -struct BE_PCICFG_SCRATCHPAD_CSR_AMAP { - u8 scratchpad[32]; /* DWORD 0 */ -} __packed; -struct PCICFG_SCRATCHPAD_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express Capabilities Register. */ -struct BE_PCICFG_PCIE_CAP_CSR_AMAP { - u8 capid[8]; /* DWORD 0 */ - u8 nextcap[8]; /* DWORD 0 */ - u8 capver[4]; /* DWORD 0 */ - u8 devport[4]; /* DWORD 0 */ - u8 rsvd0[6]; /* DWORD 0 */ - u8 rsvd1[2]; /* DWORD 0 */ -} __packed; -struct PCICFG_PCIE_CAP_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express Device Capabilities Register. */ -struct BE_PCICFG_PCIE_DEVCAP_CSR_AMAP { - u8 payload[3]; /* DWORD 0 */ - u8 rsvd0[3]; /* DWORD 0 */ - u8 lo_lat[3]; /* DWORD 0 */ - u8 l1_lat[3]; /* DWORD 0 */ - u8 rsvd1[3]; /* DWORD 0 */ - u8 rsvd2[3]; /* DWORD 0 */ - u8 pwr_value[8]; /* DWORD 0 */ - u8 pwr_scale[2]; /* DWORD 0 */ - u8 rsvd3[4]; /* DWORD 0 */ -} __packed; -struct PCICFG_PCIE_DEVCAP_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express Device Control/Status Registers. */ -struct BE_PCICFG_PCIE_CONTROL_STATUS_CSR_AMAP { - u8 CorrErrReportEn; /* DWORD 0 */ - u8 NonFatalErrReportEn; /* DWORD 0 */ - u8 FatalErrReportEn; /* DWORD 0 */ - u8 UnsuppReqReportEn; /* DWORD 0 */ - u8 EnableRelaxOrder; /* DWORD 0 */ - u8 Max_Payload_Size[3]; /* DWORD 0 */ - u8 ExtendTagFieldEnable; /* DWORD 0 */ - u8 PhantomFnEnable; /* DWORD 0 */ - u8 AuxPwrPMEnable; /* DWORD 0 */ - u8 EnableNoSnoop; /* DWORD 0 */ - u8 Max_Read_Req_Size[3]; /* DWORD 0 */ - u8 rsvd0; /* DWORD 0 */ - u8 CorrErrDetect; /* DWORD 0 */ - u8 NonFatalErrDetect; /* DWORD 0 */ - u8 FatalErrDetect; /* DWORD 0 */ - u8 UnsuppReqDetect; /* DWORD 0 */ - u8 AuxPwrDetect; /* DWORD 0 */ - u8 TransPending; /* DWORD 0 */ - u8 rsvd1[10]; /* DWORD 0 */ -} __packed; -struct PCICFG_PCIE_CONTROL_STATUS_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express Link Capabilities Register. */ -struct BE_PCICFG_PCIE_LINK_CAP_CSR_AMAP { - u8 MaxLinkSpeed[4]; /* DWORD 0 */ - u8 MaxLinkWidth[6]; /* DWORD 0 */ - u8 ASPMSupport[2]; /* DWORD 0 */ - u8 L0sExitLat[3]; /* DWORD 0 */ - u8 L1ExitLat[3]; /* DWORD 0 */ - u8 rsvd0[6]; /* DWORD 0 */ - u8 PortNum[8]; /* DWORD 0 */ -} __packed; -struct PCICFG_PCIE_LINK_CAP_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express Link Status Register. */ -struct BE_PCICFG_PCIE_LINK_STATUS_CSR_AMAP { - u8 ASPMCtl[2]; /* DWORD 0 */ - u8 rsvd0; /* DWORD 0 */ - u8 ReadCmplBndry; /* DWORD 0 */ - u8 LinkDisable; /* DWORD 0 */ - u8 RetrainLink; /* DWORD 0 */ - u8 CommonClkConfig; /* DWORD 0 */ - u8 ExtendSync; /* DWORD 0 */ - u8 rsvd1[8]; /* DWORD 0 */ - u8 LinkSpeed[4]; /* DWORD 0 */ - u8 NegLinkWidth[6]; /* DWORD 0 */ - u8 LinkTrainErr; /* DWORD 0 */ - u8 LinkTrain; /* DWORD 0 */ - u8 SlotClkConfig; /* DWORD 0 */ - u8 rsvd2[3]; /* DWORD 0 */ -} __packed; -struct PCICFG_PCIE_LINK_STATUS_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express MSI Configuration Register. */ -struct BE_PCICFG_MSI_CSR_AMAP { - u8 capid[8]; /* DWORD 0 */ - u8 nextptr[8]; /* DWORD 0 */ - u8 tablesize[11]; /* DWORD 0 */ - u8 rsvd0[3]; /* DWORD 0 */ - u8 funcmask; /* DWORD 0 */ - u8 en; /* DWORD 0 */ -} __packed; -struct PCICFG_MSI_CSR_AMAP { - u32 dw[1]; -}; - -/* MSI-X Table Offset Register. */ -struct BE_PCICFG_MSIX_TABLE_CSR_AMAP { - u8 tablebir[3]; /* DWORD 0 */ - u8 offset[29]; /* DWORD 0 */ -} __packed; -struct PCICFG_MSIX_TABLE_CSR_AMAP { - u32 dw[1]; -}; - -/* MSI-X PBA Offset Register. */ -struct BE_PCICFG_MSIX_PBA_CSR_AMAP { - u8 pbabir[3]; /* DWORD 0 */ - u8 offset[29]; /* DWORD 0 */ -} __packed; -struct PCICFG_MSIX_PBA_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express MSI-X Message Vector Control Register. */ -struct BE_PCICFG_MSIX_VECTOR_CONTROL_CSR_AMAP { - u8 vector_control; /* DWORD 0 */ - u8 rsvd0[31]; /* DWORD 0 */ -} __packed; -struct PCICFG_MSIX_VECTOR_CONTROL_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express MSI-X Message Data Register. */ -struct BE_PCICFG_MSIX_MSG_DATA_CSR_AMAP { - u8 data[16]; /* DWORD 0 */ - u8 rsvd0[16]; /* DWORD 0 */ -} __packed; -struct PCICFG_MSIX_MSG_DATA_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express MSI-X Message Address Register - High Part. */ -struct BE_PCICFG_MSIX_MSG_ADDR_HI_CSR_AMAP { - u8 addr[32]; /* DWORD 0 */ -} __packed; -struct PCICFG_MSIX_MSG_ADDR_HI_CSR_AMAP { - u32 dw[1]; -}; - -/* PCI Express MSI-X Message Address Register - Low Part. */ -struct BE_PCICFG_MSIX_MSG_ADDR_LO_CSR_AMAP { - u8 rsvd0[2]; /* DWORD 0 */ - u8 addr[30]; /* DWORD 0 */ -} __packed; -struct PCICFG_MSIX_MSG_ADDR_LO_CSR_AMAP { - u32 dw[1]; -}; - -struct BE_PCICFG_ANON_18_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ -} __packed; -struct PCICFG_ANON_18_RSVD_AMAP { - u32 dw[1]; -}; - -struct BE_PCICFG_ANON_19_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ -} __packed; -struct PCICFG_ANON_19_RSVD_AMAP { - u32 dw[1]; -}; - -struct BE_PCICFG_ANON_20_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ - u8 rsvd1[25][32]; /* DWORD 1 */ -} __packed; -struct PCICFG_ANON_20_RSVD_AMAP { - u32 dw[26]; -}; - -struct BE_PCICFG_ANON_21_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ - u8 rsvd1[1919][32]; /* DWORD 1 */ -} __packed; -struct PCICFG_ANON_21_RSVD_AMAP { - u32 dw[1920]; -}; - -struct BE_PCICFG_ANON_22_MESSAGE_AMAP { - struct BE_PCICFG_MSIX_VECTOR_CONTROL_CSR_AMAP vec_ctrl; - struct BE_PCICFG_MSIX_MSG_DATA_CSR_AMAP msg_data; - struct BE_PCICFG_MSIX_MSG_ADDR_HI_CSR_AMAP addr_hi; - struct BE_PCICFG_MSIX_MSG_ADDR_LO_CSR_AMAP addr_low; -} __packed; -struct PCICFG_ANON_22_MESSAGE_AMAP { - u32 dw[4]; -}; - -struct BE_PCICFG_ANON_23_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ - u8 rsvd1[895][32]; /* DWORD 1 */ -} __packed; -struct PCICFG_ANON_23_RSVD_AMAP { - u32 dw[896]; -}; - -/* These PCI Configuration Space registers are for the Storage Function of - * BladeEngine (Function 0). In the memory map of the registers below their - * table, - */ -struct BE_PCICFG0_CSRMAP_AMAP { - struct BE_PCICFG_ID_CSR_AMAP id; - u8 rsvd0[32]; /* DWORD 1 */ - u8 rsvd1[32]; /* DWORD 2 */ - u8 rsvd2[32]; /* DWORD 3 */ - struct BE_PCICFG_IOBAR_CSR_AMAP iobar; - struct BE_PCICFG_MEMBAR0_CSR_AMAP membar0; - struct BE_PCICFG_MEMBAR1_LO_CSR_AMAP membar1_lo; - struct BE_PCICFG_MEMBAR1_HI_CSR_AMAP membar1_hi; - struct BE_PCICFG_MEMBAR2_LO_CSR_AMAP membar2_lo; - struct BE_PCICFG_MEMBAR2_HI_CSR_AMAP membar2_hi; - u8 rsvd3[32]; /* DWORD 10 */ - struct BE_PCICFG_SUBSYSTEM_ID_F0_CSR_AMAP subsystem_id; - u8 rsvd4[32]; /* DWORD 12 */ - u8 rsvd5[32]; /* DWORD 13 */ - u8 rsvd6[32]; /* DWORD 14 */ - u8 rsvd7[32]; /* DWORD 15 */ - struct BE_PCICFG_SEMAPHORE_CSR_AMAP semaphore[4]; - struct BE_PCICFG_SOFT_RESET_CSR_AMAP soft_reset; - u8 rsvd8[32]; /* DWORD 21 */ - struct BE_PCICFG_SCRATCHPAD_CSR_AMAP scratchpad; - u8 rsvd9[32]; /* DWORD 23 */ - u8 rsvd10[32]; /* DWORD 24 */ - u8 rsvd11[32]; /* DWORD 25 */ - u8 rsvd12[32]; /* DWORD 26 */ - u8 rsvd13[32]; /* DWORD 27 */ - u8 rsvd14[2][32]; /* DWORD 28 */ - u8 rsvd15[32]; /* DWORD 30 */ - u8 rsvd16[32]; /* DWORD 31 */ - u8 rsvd17[8][32]; /* DWORD 32 */ - struct BE_PCICFG_UE_STATUS_LOW_CSR_AMAP ue_status_low; - struct BE_PCICFG_UE_STATUS_HI_CSR_AMAP ue_status_hi; - struct BE_PCICFG_UE_STATUS_LOW_MASK_CSR_AMAP ue_status_low_mask; - struct BE_PCICFG_UE_STATUS_HI_MASK_CSR_AMAP ue_status_hi_mask; - struct BE_PCICFG_ONLINE0_CSR_AMAP online0; - struct BE_PCICFG_ONLINE1_CSR_AMAP online1; - u8 rsvd18[32]; /* DWORD 46 */ - u8 rsvd19[32]; /* DWORD 47 */ - u8 rsvd20[32]; /* DWORD 48 */ - u8 rsvd21[32]; /* DWORD 49 */ - struct BE_PCICFG_HOST_TIMER_INT_CTRL_CSR_AMAP host_timer_int_ctrl; - u8 rsvd22[32]; /* DWORD 51 */ - struct BE_PCICFG_PCIE_CAP_CSR_AMAP pcie_cap; - struct BE_PCICFG_PCIE_DEVCAP_CSR_AMAP pcie_devcap; - struct BE_PCICFG_PCIE_CONTROL_STATUS_CSR_AMAP pcie_control_status; - struct BE_PCICFG_PCIE_LINK_CAP_CSR_AMAP pcie_link_cap; - struct BE_PCICFG_PCIE_LINK_STATUS_CSR_AMAP pcie_link_status; - struct BE_PCICFG_MSI_CSR_AMAP msi; - struct BE_PCICFG_MSIX_TABLE_CSR_AMAP msix_table_offset; - struct BE_PCICFG_MSIX_PBA_CSR_AMAP msix_pba_offset; - u8 rsvd23[32]; /* DWORD 60 */ - u8 rsvd24[32]; /* DWORD 61 */ - u8 rsvd25[32]; /* DWORD 62 */ - u8 rsvd26[32]; /* DWORD 63 */ - u8 rsvd27[32]; /* DWORD 64 */ - u8 rsvd28[32]; /* DWORD 65 */ - u8 rsvd29[32]; /* DWORD 66 */ - u8 rsvd30[32]; /* DWORD 67 */ - u8 rsvd31[32]; /* DWORD 68 */ - u8 rsvd32[32]; /* DWORD 69 */ - u8 rsvd33[32]; /* DWORD 70 */ - u8 rsvd34[32]; /* DWORD 71 */ - u8 rsvd35[32]; /* DWORD 72 */ - u8 rsvd36[32]; /* DWORD 73 */ - u8 rsvd37[32]; /* DWORD 74 */ - u8 rsvd38[32]; /* DWORD 75 */ - u8 rsvd39[32]; /* DWORD 76 */ - u8 rsvd40[32]; /* DWORD 77 */ - u8 rsvd41[32]; /* DWORD 78 */ - u8 rsvd42[32]; /* DWORD 79 */ - u8 rsvd43[32]; /* DWORD 80 */ - u8 rsvd44[32]; /* DWORD 81 */ - u8 rsvd45[32]; /* DWORD 82 */ - u8 rsvd46[32]; /* DWORD 83 */ - u8 rsvd47[32]; /* DWORD 84 */ - u8 rsvd48[32]; /* DWORD 85 */ - u8 rsvd49[32]; /* DWORD 86 */ - u8 rsvd50[32]; /* DWORD 87 */ - u8 rsvd51[32]; /* DWORD 88 */ - u8 rsvd52[32]; /* DWORD 89 */ - u8 rsvd53[32]; /* DWORD 90 */ - u8 rsvd54[32]; /* DWORD 91 */ - u8 rsvd55[32]; /* DWORD 92 */ - u8 rsvd56[832]; /* DWORD 93 */ - u8 rsvd57[32]; /* DWORD 119 */ - u8 rsvd58[32]; /* DWORD 120 */ - u8 rsvd59[32]; /* DWORD 121 */ - u8 rsvd60[32]; /* DWORD 122 */ - u8 rsvd61[32]; /* DWORD 123 */ - u8 rsvd62[32]; /* DWORD 124 */ - u8 rsvd63[32]; /* DWORD 125 */ - u8 rsvd64[32]; /* DWORD 126 */ - u8 rsvd65[32]; /* DWORD 127 */ - u8 rsvd66[61440]; /* DWORD 128 */ - struct BE_PCICFG_ANON_22_MESSAGE_AMAP message[32]; - u8 rsvd67[28672]; /* DWORD 2176 */ - u8 rsvd68[32]; /* DWORD 3072 */ - u8 rsvd69[1023][32]; /* DWORD 3073 */ -} __packed; -struct PCICFG0_CSRMAP_AMAP { - u32 dw[4096]; -}; - -struct BE_PCICFG_ANON_24_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ -} __packed; -struct PCICFG_ANON_24_RSVD_AMAP { - u32 dw[1]; -}; - -struct BE_PCICFG_ANON_25_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ -} __packed; -struct PCICFG_ANON_25_RSVD_AMAP { - u32 dw[1]; -}; - -struct BE_PCICFG_ANON_26_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ -} __packed; -struct PCICFG_ANON_26_RSVD_AMAP { - u32 dw[1]; -}; - -struct BE_PCICFG_ANON_27_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ - u8 rsvd1[32]; /* DWORD 1 */ -} __packed; -struct PCICFG_ANON_27_RSVD_AMAP { - u32 dw[2]; -}; - -struct BE_PCICFG_ANON_28_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ - u8 rsvd1[3][32]; /* DWORD 1 */ -} __packed; -struct PCICFG_ANON_28_RSVD_AMAP { - u32 dw[4]; -}; - -struct BE_PCICFG_ANON_29_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ - u8 rsvd1[36][32]; /* DWORD 1 */ -} __packed; -struct PCICFG_ANON_29_RSVD_AMAP { - u32 dw[37]; -}; - -struct BE_PCICFG_ANON_30_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ - u8 rsvd1[1930][32]; /* DWORD 1 */ -} __packed; -struct PCICFG_ANON_30_RSVD_AMAP { - u32 dw[1931]; -}; - -struct BE_PCICFG_ANON_31_MESSAGE_AMAP { - struct BE_PCICFG_MSIX_VECTOR_CONTROL_CSR_AMAP vec_ctrl; - struct BE_PCICFG_MSIX_MSG_DATA_CSR_AMAP msg_data; - struct BE_PCICFG_MSIX_MSG_ADDR_HI_CSR_AMAP addr_hi; - struct BE_PCICFG_MSIX_MSG_ADDR_LO_CSR_AMAP addr_low; -} __packed; -struct PCICFG_ANON_31_MESSAGE_AMAP { - u32 dw[4]; -}; - -struct BE_PCICFG_ANON_32_RSVD_AMAP { - u8 rsvd0[32]; /* DWORD 0 */ - u8 rsvd1[895][32]; /* DWORD 1 */ -} __packed; -struct PCICFG_ANON_32_RSVD_AMAP { - u32 dw[896]; -}; - -/* This PCI configuration space register map is for the Networking Function of - * BladeEngine (Function 1). - */ -struct BE_PCICFG1_CSRMAP_AMAP { - struct BE_PCICFG_ID_CSR_AMAP id; - u8 rsvd0[32]; /* DWORD 1 */ - u8 rsvd1[32]; /* DWORD 2 */ - u8 rsvd2[32]; /* DWORD 3 */ - struct BE_PCICFG_IOBAR_CSR_AMAP iobar; - struct BE_PCICFG_MEMBAR0_CSR_AMAP membar0; - struct BE_PCICFG_MEMBAR1_LO_CSR_AMAP membar1_lo; - struct BE_PCICFG_MEMBAR1_HI_CSR_AMAP membar1_hi; - struct BE_PCICFG_MEMBAR2_LO_CSR_AMAP membar2_lo; - struct BE_PCICFG_MEMBAR2_HI_CSR_AMAP membar2_hi; - u8 rsvd3[32]; /* DWORD 10 */ - struct BE_PCICFG_SUBSYSTEM_ID_F1_CSR_AMAP subsystem_id; - u8 rsvd4[32]; /* DWORD 12 */ - u8 rsvd5[32]; /* DWORD 13 */ - u8 rsvd6[32]; /* DWORD 14 */ - u8 rsvd7[32]; /* DWORD 15 */ - struct BE_PCICFG_SEMAPHORE_CSR_AMAP semaphore[4]; - struct BE_PCICFG_SOFT_RESET_CSR_AMAP soft_reset; - u8 rsvd8[32]; /* DWORD 21 */ - struct BE_PCICFG_SCRATCHPAD_CSR_AMAP scratchpad; - u8 rsvd9[32]; /* DWORD 23 */ - u8 rsvd10[32]; /* DWORD 24 */ - u8 rsvd11[32]; /* DWORD 25 */ - u8 rsvd12[32]; /* DWORD 26 */ - u8 rsvd13[32]; /* DWORD 27 */ - u8 rsvd14[2][32]; /* DWORD 28 */ - u8 rsvd15[32]; /* DWORD 30 */ - u8 rsvd16[32]; /* DWORD 31 */ - u8 rsvd17[8][32]; /* DWORD 32 */ - struct BE_PCICFG_UE_STATUS_LOW_CSR_AMAP ue_status_low; - struct BE_PCICFG_UE_STATUS_HI_CSR_AMAP ue_status_hi; - struct BE_PCICFG_UE_STATUS_LOW_MASK_CSR_AMAP ue_status_low_mask; - struct BE_PCICFG_UE_STATUS_HI_MASK_CSR_AMAP ue_status_hi_mask; - struct BE_PCICFG_ONLINE0_CSR_AMAP online0; - struct BE_PCICFG_ONLINE1_CSR_AMAP online1; - u8 rsvd18[32]; /* DWORD 46 */ - u8 rsvd19[32]; /* DWORD 47 */ - u8 rsvd20[32]; /* DWORD 48 */ - u8 rsvd21[32]; /* DWORD 49 */ - struct BE_PCICFG_HOST_TIMER_INT_CTRL_CSR_AMAP host_timer_int_ctrl; - u8 rsvd22[32]; /* DWORD 51 */ - struct BE_PCICFG_PCIE_CAP_CSR_AMAP pcie_cap; - struct BE_PCICFG_PCIE_DEVCAP_CSR_AMAP pcie_devcap; - struct BE_PCICFG_PCIE_CONTROL_STATUS_CSR_AMAP pcie_control_status; - struct BE_PCICFG_PCIE_LINK_CAP_CSR_AMAP pcie_link_cap; - struct BE_PCICFG_PCIE_LINK_STATUS_CSR_AMAP pcie_link_status; - struct BE_PCICFG_MSI_CSR_AMAP msi; - struct BE_PCICFG_MSIX_TABLE_CSR_AMAP msix_table_offset; - struct BE_PCICFG_MSIX_PBA_CSR_AMAP msix_pba_offset; - u8 rsvd23[64]; /* DWORD 60 */ - u8 rsvd24[32]; /* DWORD 62 */ - u8 rsvd25[32]; /* DWORD 63 */ - u8 rsvd26[32]; /* DWORD 64 */ - u8 rsvd27[32]; /* DWORD 65 */ - u8 rsvd28[32]; /* DWORD 66 */ - u8 rsvd29[32]; /* DWORD 67 */ - u8 rsvd30[32]; /* DWORD 68 */ - u8 rsvd31[32]; /* DWORD 69 */ - u8 rsvd32[32]; /* DWORD 70 */ - u8 rsvd33[32]; /* DWORD 71 */ - u8 rsvd34[32]; /* DWORD 72 */ - u8 rsvd35[32]; /* DWORD 73 */ - u8 rsvd36[32]; /* DWORD 74 */ - u8 rsvd37[128]; /* DWORD 75 */ - u8 rsvd38[32]; /* DWORD 79 */ - u8 rsvd39[1184]; /* DWORD 80 */ - u8 rsvd40[61792]; /* DWORD 117 */ - struct BE_PCICFG_ANON_31_MESSAGE_AMAP message[32]; - u8 rsvd41[28672]; /* DWORD 2176 */ - u8 rsvd42[32]; /* DWORD 3072 */ - u8 rsvd43[1023][32]; /* DWORD 3073 */ -} __packed; -struct PCICFG1_CSRMAP_AMAP { - u32 dw[4096]; -}; - -#endif /* __pcicfg_amap_h__ */ diff --git a/drivers/staging/benet/post_codes.h b/drivers/staging/benet/post_codes.h deleted file mode 100644 index 6d1621f5f5fb..000000000000 --- a/drivers/staging/benet/post_codes.h +++ /dev/null @@ -1,111 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __post_codes_amap_h__ -#define __post_codes_amap_h__ - -/* --- MGMT_HBA_POST_STAGE_ENUM --- */ -#define POST_STAGE_POWER_ON_RESET (0) /* State after a cold or warm boot. */ -#define POST_STAGE_AWAITING_HOST_RDY (1) /* ARM boot code awaiting a - go-ahed from the host. */ -#define POST_STAGE_HOST_RDY (2) /* Host has given go-ahed to ARM. */ -#define POST_STAGE_BE_RESET (3) /* Host wants to reset chip, this is a chip - workaround */ -#define POST_STAGE_SEEPROM_CS_START (256) /* SEEPROM checksum - test start. */ -#define POST_STAGE_SEEPROM_CS_DONE (257) /* SEEPROM checksum test - done. */ -#define POST_STAGE_DDR_CONFIG_START (512) /* DDR configuration start. */ -#define POST_STAGE_DDR_CONFIG_DONE (513) /* DDR configuration done. */ -#define POST_STAGE_DDR_CALIBRATE_START (768) /* DDR calibration start. */ -#define POST_STAGE_DDR_CALIBRATE_DONE (769) /* DDR calibration done. */ -#define POST_STAGE_DDR_TEST_START (1024) /* DDR memory test start. */ -#define POST_STAGE_DDR_TEST_DONE (1025) /* DDR memory test done. */ -#define POST_STAGE_REDBOOT_INIT_START (1536) /* Redboot starts execution. */ -#define POST_STAGE_REDBOOT_INIT_DONE (1537) /* Redboot done execution. */ -#define POST_STAGE_FW_IMAGE_LOAD_START (1792) /* Firmware image load to - DDR start. */ -#define POST_STAGE_FW_IMAGE_LOAD_DONE (1793) /* Firmware image load - to DDR done. */ -#define POST_STAGE_ARMFW_START (2048) /* ARMfw runtime code - starts execution. */ -#define POST_STAGE_DHCP_QUERY_START (2304) /* DHCP server query start. */ -#define POST_STAGE_DHCP_QUERY_DONE (2305) /* DHCP server query done. */ -#define POST_STAGE_BOOT_TARGET_DISCOVERY_START (2560) /* Boot Target - Discovery Start. */ -#define POST_STAGE_BOOT_TARGET_DISCOVERY_DONE (2561) /* Boot Target - Discovery Done. */ -#define POST_STAGE_RC_OPTION_SET (2816) /* Remote configuration - option is set in SEEPROM */ -#define POST_STAGE_SWITCH_LINK (2817) /* Wait for link up on switch */ -#define POST_STAGE_SEND_ICDS_MESSAGE (2818) /* Send the ICDS message - to switch */ -#define POST_STAGE_PERFROM_TFTP (2819) /* Download xml using TFTP */ -#define POST_STAGE_PARSE_XML (2820) /* Parse XML file */ -#define POST_STAGE_DOWNLOAD_IMAGE (2821) /* Download IMAGE from - TFTP server */ -#define POST_STAGE_FLASH_IMAGE (2822) /* Flash the IMAGE */ -#define POST_STAGE_RC_DONE (2823) /* Remote configuration - complete */ -#define POST_STAGE_REBOOT_SYSTEM (2824) /* Upgrade IMAGE done, - reboot required */ -#define POST_STAGE_MAC_ADDRESS (3072) /* MAC Address Check */ -#define POST_STAGE_ARMFW_READY (49152) /* ARMfw is done with POST - and ready. */ -#define POST_STAGE_ARMFW_UE (61440) /* ARMfw has asserted an - unrecoverable error. The - lower 3 hex digits of the - stage code identify the - unique error code. - */ - -/* This structure defines the format of the MPU semaphore - * register when used for POST. - */ -struct BE_MGMT_HBA_POST_STATUS_STRUCT_AMAP { - u8 stage[16]; /* DWORD 0 */ - u8 rsvd0[10]; /* DWORD 0 */ - u8 iscsi_driver_loaded; /* DWORD 0 */ - u8 option_rom_installed; /* DWORD 0 */ - u8 iscsi_ip_conflict; /* DWORD 0 */ - u8 iscsi_no_ip; /* DWORD 0 */ - u8 backup_fw; /* DWORD 0 */ - u8 error; /* DWORD 0 */ -} __packed; -struct MGMT_HBA_POST_STATUS_STRUCT_AMAP { - u32 dw[1]; -}; - -/* --- MGMT_HBA_POST_DUMMY_BITS_ENUM --- */ -#define POST_BIT_ISCSI_LOADED (26) -#define POST_BIT_OPTROM_INST (27) -#define POST_BIT_BAD_IP_ADDR (28) -#define POST_BIT_NO_IP_ADDR (29) -#define POST_BIT_BACKUP_FW (30) -#define POST_BIT_ERROR (31) - -/* --- MGMT_HBA_POST_DUMMY_VALUES_ENUM --- */ -#define POST_ISCSI_DRIVER_LOADED (67108864) -#define POST_OPTROM_INSTALLED (134217728) -#define POST_ISCSI_IP_ADDRESS_CONFLICT (268435456) -#define POST_ISCSI_NO_IP_ADDRESS (536870912) -#define POST_BACKUP_FW_LOADED (1073741824) -#define POST_FATAL_ERROR (2147483648) - -#endif /* __post_codes_amap_h__ */ diff --git a/drivers/staging/benet/regmap.h b/drivers/staging/benet/regmap.h deleted file mode 100644 index e816ba210e83..000000000000 --- a/drivers/staging/benet/regmap.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (C) 2005 - 2008 ServerEngines - * 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 version 2 - * as published by the Free Software Foundation. The full GNU General - * Public License is included in this distribution in the file called COPYING. - * - * Contact Information: - * linux-drivers@serverengines.com - * - * ServerEngines - * 209 N. Fair Oaks Ave - * Sunnyvale, CA 94085 - */ -/* - * Autogenerated by srcgen version: 0127 - */ -#ifndef __regmap_amap_h__ -#define __regmap_amap_h__ -#include "pcicfg.h" -#include "ep.h" -#include "cev.h" -#include "mpu.h" -#include "doorbells.h" - -/* - * This is the control and status register map for BladeEngine, showing - * the relative size and offset of each sub-module. The CSR registers - * are identical for the network and storage PCI functions. The - * CSR map is shown below, followed by details of each block, - * in sub-sections. The sub-sections begin with a description - * of CSRs that are instantiated in multiple blocks. - */ -struct BE_BLADE_ENGINE_CSRMAP_AMAP { - struct BE_MPU_CSRMAP_AMAP mpu; - u8 rsvd0[8192]; /* DWORD 256 */ - u8 rsvd1[8192]; /* DWORD 512 */ - struct BE_CEV_CSRMAP_AMAP cev; - u8 rsvd2[8192]; /* DWORD 1024 */ - u8 rsvd3[8192]; /* DWORD 1280 */ - u8 rsvd4[8192]; /* DWORD 1536 */ - u8 rsvd5[8192]; /* DWORD 1792 */ - u8 rsvd6[8192]; /* DWORD 2048 */ - u8 rsvd7[8192]; /* DWORD 2304 */ - u8 rsvd8[8192]; /* DWORD 2560 */ - u8 rsvd9[8192]; /* DWORD 2816 */ - u8 rsvd10[8192]; /* DWORD 3072 */ - u8 rsvd11[8192]; /* DWORD 3328 */ - u8 rsvd12[8192]; /* DWORD 3584 */ - u8 rsvd13[8192]; /* DWORD 3840 */ - u8 rsvd14[8192]; /* DWORD 4096 */ - u8 rsvd15[8192]; /* DWORD 4352 */ - u8 rsvd16[8192]; /* DWORD 4608 */ - u8 rsvd17[8192]; /* DWORD 4864 */ - u8 rsvd18[8192]; /* DWORD 5120 */ - u8 rsvd19[8192]; /* DWORD 5376 */ - u8 rsvd20[8192]; /* DWORD 5632 */ - u8 rsvd21[8192]; /* DWORD 5888 */ - u8 rsvd22[8192]; /* DWORD 6144 */ - u8 rsvd23[17152][32]; /* DWORD 6400 */ -} __packed; -struct BLADE_ENGINE_CSRMAP_AMAP { - u32 dw[23552]; -}; - -#endif /* __regmap_amap_h__ */ diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c index 5ffe269c2382..c2747bc88c6f 100644 --- a/drivers/staging/panel/panel.c +++ b/drivers/staging/panel/panel.c @@ -622,7 +622,7 @@ static int set_ctrl_bits(void) } /* sets ctrl & data port bits according to current signals values */ -static void set_bits(void) +static void panel_set_bits(void) { set_data_bits(); set_ctrl_bits(); @@ -707,12 +707,12 @@ static void lcd_send_serial(int byte) */ for (bit = 0; bit < 8; bit++) { bits.cl = BIT_CLR; /* CLK low */ - set_bits(); + panel_set_bits(); bits.da = byte & 1; - set_bits(); + panel_set_bits(); udelay(2); /* maintain the data during 2 us before CLK up */ bits.cl = BIT_SET; /* CLK high */ - set_bits(); + panel_set_bits(); udelay(1); /* maintain the strobe during 1 us */ byte >>= 1; } @@ -727,7 +727,7 @@ static void lcd_backlight(int on) /* The backlight is activated by seting the AUTOFEED line to +5V */ spin_lock(&pprt_lock); bits.bl = on; - set_bits(); + panel_set_bits(); spin_unlock(&pprt_lock); } @@ -2164,19 +2164,20 @@ static void __exit panel_cleanup_module(void) if (scan_timer.function != NULL) del_timer(&scan_timer); - if (keypad_enabled) - misc_deregister(&keypad_dev); - - if (lcd_enabled) { - panel_lcd_print("\x0cLCD driver " PANEL_VERSION - "\nunloaded.\x1b[Lc\x1b[Lb\x1b[L-"); - misc_deregister(&lcd_dev); - } + if (pprt != NULL) { + if (keypad_enabled) + misc_deregister(&keypad_dev); - /* TODO: free all input signals */ + if (lcd_enabled) { + panel_lcd_print("\x0cLCD driver " PANEL_VERSION + "\nunloaded.\x1b[Lc\x1b[Lb\x1b[L-"); + misc_deregister(&lcd_dev); + } - parport_release(pprt); - parport_unregister_device(pprt); + /* TODO: free all input signals */ + parport_release(pprt); + parport_unregister_device(pprt); + } parport_unregister_driver(&panel_driver); } diff --git a/drivers/staging/rtl8187se/Kconfig b/drivers/staging/rtl8187se/Kconfig index 79c225acd1ad..f636296b54bc 100644 --- a/drivers/staging/rtl8187se/Kconfig +++ b/drivers/staging/rtl8187se/Kconfig @@ -1,5 +1,6 @@ config RTL8187SE tristate "RealTek RTL8187SE Wireless LAN NIC driver" depends on PCI + depends on WIRELESS_EXT && COMPAT_NET_DEV_OPS default N ---help--- diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c index af64cfbe16db..7370296225e1 100644 --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c @@ -234,20 +234,21 @@ out: void ieee80211_crypto_deinit(void) { struct list_head *ptr, *n; + struct ieee80211_crypto_alg *alg = NULL; if (hcrypt == NULL) return; - for (ptr = hcrypt->algs.next, n = ptr->next; ptr != &hcrypt->algs; - ptr = n, n = ptr->next) { - struct ieee80211_crypto_alg *alg = - (struct ieee80211_crypto_alg *) ptr; - list_del(ptr); - printk(KERN_DEBUG "ieee80211_crypt: unregistered algorithm " - "'%s' (deinit)\n", alg->ops->name); - kfree(alg); + list_for_each_safe(ptr, n, &hcrypt->algs) { + alg = list_entry(ptr, struct ieee80211_crypto_alg, list); + if (alg) { + list_del(ptr); + printk(KERN_DEBUG + "ieee80211_crypt: unregistered algorithm '%s' (deinit)\n", + alg->ops->name); + kfree(alg); + } } - kfree(hcrypt); } diff --git a/drivers/staging/rtl8187se/r8180_core.c b/drivers/staging/rtl8187se/r8180_core.c index 94534955e38b..66de5cc8ddf1 100644 --- a/drivers/staging/rtl8187se/r8180_core.c +++ b/drivers/staging/rtl8187se/r8180_core.c @@ -6161,10 +6161,10 @@ static void __exit rtl8180_pci_module_exit(void) { pci_unregister_driver (&rtl8180_pci_driver); rtl8180_proc_module_remove(); - ieee80211_crypto_deinit(); ieee80211_crypto_tkip_exit(); ieee80211_crypto_ccmp_exit(); ieee80211_crypto_wep_exit(); + ieee80211_crypto_deinit(); DMESG("Exiting"); } diff --git a/drivers/staging/winbond/wbusb.c b/drivers/staging/winbond/wbusb.c index b003f9a7e151..f716b2e92b65 100644 --- a/drivers/staging/winbond/wbusb.c +++ b/drivers/staging/winbond/wbusb.c @@ -319,16 +319,18 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id struct usb_device *udev = interface_to_usbdev(intf); struct wbsoft_priv *priv; struct ieee80211_hw *dev; - int err; + int nr, err; usb_get_dev(udev); // 20060630.2 Check the device if it already be opened - err = usb_control_msg(udev, usb_rcvctrlpipe( udev, 0 ), - 0x01, USB_TYPE_VENDOR|USB_RECIP_DEVICE|USB_DIR_IN, - 0x0, 0x400, <mp, 4, HZ*100 ); - if (err) + nr = usb_control_msg(udev, usb_rcvctrlpipe( udev, 0 ), + 0x01, USB_TYPE_VENDOR|USB_RECIP_DEVICE|USB_DIR_IN, + 0x0, 0x400, <mp, 4, HZ*100 ); + if (nr < 0) { + err = nr; goto error; + } ltmp = cpu_to_le32(ltmp); if (ltmp) { // Is already initialized? @@ -337,8 +339,10 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id } dev = ieee80211_alloc_hw(sizeof(*priv), &wbsoft_ops); - if (!dev) + if (!dev) { + err = -ENOMEM; goto error; + } priv = dev->priv; @@ -369,9 +373,11 @@ static int wb35_probe(struct usb_interface *intf, const struct usb_device_id *id } dev->extra_tx_headroom = 12; /* FIXME */ - dev->flags = 0; + dev->flags = IEEE80211_HW_SIGNAL_UNSPEC; + dev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); dev->channel_change_time = 1000; + dev->max_signal = 100; dev->queues = 1; dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &wbsoft_band_2GHz; |