diff options
Diffstat (limited to 'drivers')
179 files changed, 1432 insertions, 941 deletions
diff --git a/drivers/Makefile b/drivers/Makefile index a2a1fbd53bbe..69d2ec997564 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -96,6 +96,7 @@ obj-$(CONFIG_TC) += tc/ obj-$(CONFIG_UWB) += uwb/ obj-$(CONFIG_USB_PHY) += usb/ obj-$(CONFIG_USB) += usb/ +obj-$(CONFIG_USB_SUPPORT) += usb/ obj-$(CONFIG_PCI) += usb/ obj-$(CONFIG_USB_GADGET) += usb/ obj-$(CONFIG_OF) += usb/ diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c index 2fa8304171e0..7a3431018e0a 100644 --- a/drivers/acpi/sbshc.c +++ b/drivers/acpi/sbshc.c @@ -275,8 +275,8 @@ static int acpi_smbus_hc_add(struct acpi_device *device) device->driver_data = hc; acpi_ec_add_query_handler(hc->ec, hc->query_bit, NULL, smbus_alarm, hc); - printk(KERN_INFO PREFIX "SBS HC: EC = 0x%p, offset = 0x%0x, query_bit = 0x%0x\n", - hc->ec, hc->offset, hc->query_bit); + dev_info(&device->dev, "SBS HC: offset = 0x%0x, query_bit = 0x%0x\n", + hc->offset, hc->query_bit); return 0; } diff --git a/drivers/android/binder.c b/drivers/android/binder.c index 5531f020e561..260ce0e60187 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -2622,6 +2622,10 @@ static unsigned int binder_poll(struct file *filp, binder_lock(__func__); thread = binder_get_thread(proc); + if (!thread) { + binder_unlock(__func__); + return POLLERR; + } wait_for_proc_work = thread->transaction_stack == NULL && list_empty(&thread->todo) && thread->return_error == BR_OK; diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 60a15831c009..8ddf5d5c94fd 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -260,9 +260,9 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x3b23), board_ahci }, /* PCH AHCI */ { PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */ { PCI_VDEVICE(INTEL, 0x3b25), board_ahci }, /* PCH RAID */ - { PCI_VDEVICE(INTEL, 0x3b29), board_ahci }, /* PCH AHCI */ + { PCI_VDEVICE(INTEL, 0x3b29), board_ahci }, /* PCH M AHCI */ { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */ - { PCI_VDEVICE(INTEL, 0x3b2c), board_ahci }, /* PCH RAID */ + { PCI_VDEVICE(INTEL, 0x3b2c), board_ahci }, /* PCH M RAID */ { PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */ { PCI_VDEVICE(INTEL, 0x19b0), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19b1), board_ahci }, /* DNV AHCI */ @@ -285,9 +285,9 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x19cE), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x19cF), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */ - { PCI_VDEVICE(INTEL, 0x1c03), board_ahci }, /* CPT AHCI */ + { PCI_VDEVICE(INTEL, 0x1c03), board_ahci }, /* CPT M AHCI */ { PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */ - { PCI_VDEVICE(INTEL, 0x1c05), board_ahci }, /* CPT RAID */ + { PCI_VDEVICE(INTEL, 0x1c05), board_ahci }, /* CPT M RAID */ { PCI_VDEVICE(INTEL, 0x1c06), board_ahci }, /* CPT RAID */ { PCI_VDEVICE(INTEL, 0x1c07), board_ahci }, /* CPT RAID */ { PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */ @@ -296,20 +296,20 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* PBG RAID */ { PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */ { PCI_VDEVICE(INTEL, 0x1e02), board_ahci }, /* Panther Point AHCI */ - { PCI_VDEVICE(INTEL, 0x1e03), board_ahci }, /* Panther Point AHCI */ + { PCI_VDEVICE(INTEL, 0x1e03), board_ahci }, /* Panther Point M AHCI */ { PCI_VDEVICE(INTEL, 0x1e04), board_ahci }, /* Panther Point RAID */ { PCI_VDEVICE(INTEL, 0x1e05), board_ahci }, /* Panther Point RAID */ { PCI_VDEVICE(INTEL, 0x1e06), board_ahci }, /* Panther Point RAID */ - { PCI_VDEVICE(INTEL, 0x1e07), board_ahci }, /* Panther Point RAID */ + { PCI_VDEVICE(INTEL, 0x1e07), board_ahci }, /* Panther Point M RAID */ { PCI_VDEVICE(INTEL, 0x1e0e), board_ahci }, /* Panther Point RAID */ { PCI_VDEVICE(INTEL, 0x8c02), board_ahci }, /* Lynx Point AHCI */ - { PCI_VDEVICE(INTEL, 0x8c03), board_ahci }, /* Lynx Point AHCI */ + { PCI_VDEVICE(INTEL, 0x8c03), board_ahci }, /* Lynx Point M AHCI */ { PCI_VDEVICE(INTEL, 0x8c04), board_ahci }, /* Lynx Point RAID */ - { PCI_VDEVICE(INTEL, 0x8c05), board_ahci }, /* Lynx Point RAID */ + { PCI_VDEVICE(INTEL, 0x8c05), board_ahci }, /* Lynx Point M RAID */ { PCI_VDEVICE(INTEL, 0x8c06), board_ahci }, /* Lynx Point RAID */ - { PCI_VDEVICE(INTEL, 0x8c07), board_ahci }, /* Lynx Point RAID */ + { PCI_VDEVICE(INTEL, 0x8c07), board_ahci }, /* Lynx Point M RAID */ { PCI_VDEVICE(INTEL, 0x8c0e), board_ahci }, /* Lynx Point RAID */ - { PCI_VDEVICE(INTEL, 0x8c0f), board_ahci }, /* Lynx Point RAID */ + { PCI_VDEVICE(INTEL, 0x8c0f), board_ahci }, /* Lynx Point M RAID */ { PCI_VDEVICE(INTEL, 0x9c02), board_ahci }, /* Lynx Point-LP AHCI */ { PCI_VDEVICE(INTEL, 0x9c03), board_ahci }, /* Lynx Point-LP AHCI */ { PCI_VDEVICE(INTEL, 0x9c04), board_ahci }, /* Lynx Point-LP RAID */ @@ -350,21 +350,21 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x9c87), board_ahci }, /* Wildcat Point-LP RAID */ { PCI_VDEVICE(INTEL, 0x9c8f), board_ahci }, /* Wildcat Point-LP RAID */ { PCI_VDEVICE(INTEL, 0x8c82), board_ahci }, /* 9 Series AHCI */ - { PCI_VDEVICE(INTEL, 0x8c83), board_ahci }, /* 9 Series AHCI */ + { PCI_VDEVICE(INTEL, 0x8c83), board_ahci }, /* 9 Series M AHCI */ { PCI_VDEVICE(INTEL, 0x8c84), board_ahci }, /* 9 Series RAID */ - { PCI_VDEVICE(INTEL, 0x8c85), board_ahci }, /* 9 Series RAID */ + { PCI_VDEVICE(INTEL, 0x8c85), board_ahci }, /* 9 Series M RAID */ { PCI_VDEVICE(INTEL, 0x8c86), board_ahci }, /* 9 Series RAID */ - { PCI_VDEVICE(INTEL, 0x8c87), board_ahci }, /* 9 Series RAID */ + { PCI_VDEVICE(INTEL, 0x8c87), board_ahci }, /* 9 Series M RAID */ { PCI_VDEVICE(INTEL, 0x8c8e), board_ahci }, /* 9 Series RAID */ - { PCI_VDEVICE(INTEL, 0x8c8f), board_ahci }, /* 9 Series RAID */ + { PCI_VDEVICE(INTEL, 0x8c8f), board_ahci }, /* 9 Series M RAID */ { PCI_VDEVICE(INTEL, 0x9d03), board_ahci }, /* Sunrise Point-LP AHCI */ { PCI_VDEVICE(INTEL, 0x9d05), board_ahci }, /* Sunrise Point-LP RAID */ { PCI_VDEVICE(INTEL, 0x9d07), board_ahci }, /* Sunrise Point-LP RAID */ { PCI_VDEVICE(INTEL, 0xa102), board_ahci }, /* Sunrise Point-H AHCI */ - { PCI_VDEVICE(INTEL, 0xa103), board_ahci }, /* Sunrise Point-H AHCI */ + { PCI_VDEVICE(INTEL, 0xa103), board_ahci }, /* Sunrise Point-H M AHCI */ { PCI_VDEVICE(INTEL, 0xa105), board_ahci }, /* Sunrise Point-H RAID */ { PCI_VDEVICE(INTEL, 0xa106), board_ahci }, /* Sunrise Point-H RAID */ - { PCI_VDEVICE(INTEL, 0xa107), board_ahci }, /* Sunrise Point-H RAID */ + { PCI_VDEVICE(INTEL, 0xa107), board_ahci }, /* Sunrise Point-H M RAID */ { PCI_VDEVICE(INTEL, 0xa10f), board_ahci }, /* Sunrise Point-H RAID */ { PCI_VDEVICE(INTEL, 0x2822), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Lewisburg AHCI*/ @@ -382,6 +382,11 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0xa20e), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0xa252), board_ahci }, /* Lewisburg RAID*/ { PCI_VDEVICE(INTEL, 0xa256), board_ahci }, /* Lewisburg RAID*/ + { PCI_VDEVICE(INTEL, 0xa356), board_ahci }, /* Cannon Lake PCH-H RAID */ + { PCI_VDEVICE(INTEL, 0x0f22), board_ahci }, /* Bay Trail AHCI */ + { PCI_VDEVICE(INTEL, 0x0f23), board_ahci }, /* Bay Trail AHCI */ + { PCI_VDEVICE(INTEL, 0x22a3), board_ahci }, /* Cherry Trail AHCI */ + { PCI_VDEVICE(INTEL, 0x5ae3), board_ahci }, /* Apollo Lake AHCI */ /* JMicron 360/1/3/5/6, match class to avoid IDE function */ { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index d06c62eccdf0..156968a6655d 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -2779,7 +2779,7 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev) pd->pkt_dev = MKDEV(pktdev_major, idx); ret = pkt_new_dev(pd, dev); if (ret) - goto out_new_dev; + goto out_mem2; /* inherit events of the host device */ disk->events = pd->bdev->bd_disk->events; @@ -2797,8 +2797,6 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev) mutex_unlock(&ctl_mutex); return 0; -out_new_dev: - blk_cleanup_queue(disk->queue); out_mem2: put_disk(disk); out_mem: diff --git a/drivers/bluetooth/btsdio.c b/drivers/bluetooth/btsdio.c index 7b624423a7e8..89ccb604045c 100644 --- a/drivers/bluetooth/btsdio.c +++ b/drivers/bluetooth/btsdio.c @@ -31,6 +31,7 @@ #include <linux/errno.h> #include <linux/skbuff.h> +#include <linux/mmc/host.h> #include <linux/mmc/sdio_ids.h> #include <linux/mmc/sdio_func.h> @@ -291,6 +292,14 @@ static int btsdio_probe(struct sdio_func *func, tuple = tuple->next; } + /* BCM43341 devices soldered onto the PCB (non-removable) use an + * uart connection for bluetooth, ignore the BT SDIO interface. + */ + if (func->vendor == SDIO_VENDOR_ID_BROADCOM && + func->device == SDIO_DEVICE_ID_BROADCOM_43341 && + !mmc_card_is_removable(func->card->host)) + return -ENODEV; + data = devm_kzalloc(&func->dev, sizeof(*data), GFP_KERNEL); if (!data) return -ENOMEM; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 1ccad79ce77c..54cef3dc0beb 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -23,6 +23,7 @@ #include <linux/module.h> #include <linux/usb.h> +#include <linux/usb/quirks.h> #include <linux/firmware.h> #include <asm/unaligned.h> @@ -360,8 +361,8 @@ static const struct usb_device_id blacklist_table[] = { #define BTUSB_FIRMWARE_LOADED 7 #define BTUSB_FIRMWARE_FAILED 8 #define BTUSB_BOOTING 9 -#define BTUSB_RESET_RESUME 10 -#define BTUSB_DIAG_RUNNING 11 +#define BTUSB_DIAG_RUNNING 10 +#define BTUSB_OOB_WAKE_ENABLED 11 struct btusb_data { struct hci_dev *hdev; @@ -2972,9 +2973,9 @@ static int btusb_probe(struct usb_interface *intf, /* QCA Rome devices lose their updated firmware over suspend, * but the USB hub doesn't notice any status change. - * Explicitly request a device reset on resume. + * explicitly request a device reset on resume. */ - set_bit(BTUSB_RESET_RESUME, &data->flags); + interface_to_usbdev(intf)->quirks |= USB_QUIRK_RESET_RESUME; } #ifdef CONFIG_BT_HCIBTUSB_RTL @@ -2985,7 +2986,7 @@ static int btusb_probe(struct usb_interface *intf, * but the USB hub doesn't notice any status change. * Explicitly request a device reset on resume. */ - set_bit(BTUSB_RESET_RESUME, &data->flags); + interface_to_usbdev(intf)->quirks |= USB_QUIRK_RESET_RESUME; } #endif @@ -3142,14 +3143,6 @@ static int btusb_suspend(struct usb_interface *intf, pm_message_t message) btusb_stop_traffic(data); usb_kill_anchored_urbs(&data->tx_anchor); - /* Optionally request a device reset on resume, but only when - * wakeups are disabled. If wakeups are enabled we assume the - * device will stay powered up throughout suspend. - */ - if (test_bit(BTUSB_RESET_RESUME, &data->flags) && - !device_may_wakeup(&data->udev->dev)) - data->udev->reset_resume = 1; - return 0; } diff --git a/drivers/char/hw_random/exynos-rng.c b/drivers/char/hw_random/exynos-rng.c index 7845a38b6604..7ba0ae060d61 100644 --- a/drivers/char/hw_random/exynos-rng.c +++ b/drivers/char/hw_random/exynos-rng.c @@ -155,8 +155,7 @@ static int exynos_rng_probe(struct platform_device *pdev) return ret; } -#ifdef CONFIG_PM -static int exynos_rng_runtime_suspend(struct device *dev) +static int __maybe_unused exynos_rng_runtime_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct exynos_rng *exynos_rng = platform_get_drvdata(pdev); @@ -166,7 +165,7 @@ static int exynos_rng_runtime_suspend(struct device *dev) return 0; } -static int exynos_rng_runtime_resume(struct device *dev) +static int __maybe_unused exynos_rng_runtime_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct exynos_rng *exynos_rng = platform_get_drvdata(pdev); @@ -174,12 +173,12 @@ static int exynos_rng_runtime_resume(struct device *dev) return clk_prepare_enable(exynos_rng->clk); } -static int exynos_rng_suspend(struct device *dev) +static int __maybe_unused exynos_rng_suspend(struct device *dev) { return pm_runtime_force_suspend(dev); } -static int exynos_rng_resume(struct device *dev) +static int __maybe_unused exynos_rng_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct exynos_rng *exynos_rng = platform_get_drvdata(pdev); @@ -191,7 +190,6 @@ static int exynos_rng_resume(struct device *dev) return exynos_rng_configure(exynos_rng); } -#endif static const struct dev_pm_ops exynos_rng_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(exynos_rng_suspend, exynos_rng_resume) diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index 53e61459c69f..ee87eb77095c 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -224,12 +224,16 @@ static int instantiate_rng(struct device *ctrldev, int state_handle_mask, * without any error (HW optimizations for later * CAAM eras), then try again. */ + if (ret) + break; + rdsta_val = rd_reg32(&ctrl->r4tst[0].rdsta) & RDSTA_IFMASK; if ((status && status != JRSTA_SSRC_JUMP_HALT_CC) || - !(rdsta_val & (1 << sh_idx))) + !(rdsta_val & (1 << sh_idx))) { ret = -EAGAIN; - if (ret) break; + } + dev_info(ctrldev, "Instantiated RNG4 SH%d\n", sh_idx); /* Clear the contents before recreating the descriptor */ memset(desc, 0x00, CAAM_CMD_SZ * 7); diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c index fd39893079d5..45ea8957a73a 100644 --- a/drivers/crypto/s5p-sss.c +++ b/drivers/crypto/s5p-sss.c @@ -401,16 +401,21 @@ static void s5p_aes_crypt_start(struct s5p_aes_dev *dev, unsigned long mode) uint32_t aes_control; int err; unsigned long flags; + u8 *iv; aes_control = SSS_AES_KEY_CHANGE_MODE; if (mode & FLAGS_AES_DECRYPT) aes_control |= SSS_AES_MODE_DECRYPT; - if ((mode & FLAGS_AES_MODE_MASK) == FLAGS_AES_CBC) + if ((mode & FLAGS_AES_MODE_MASK) == FLAGS_AES_CBC) { aes_control |= SSS_AES_CHAIN_MODE_CBC; - else if ((mode & FLAGS_AES_MODE_MASK) == FLAGS_AES_CTR) + iv = req->info; + } else if ((mode & FLAGS_AES_MODE_MASK) == FLAGS_AES_CTR) { aes_control |= SSS_AES_CHAIN_MODE_CTR; - + iv = req->info; + } else { + iv = NULL; /* AES_ECB */ + } if (dev->ctx->keylen == AES_KEYSIZE_192) aes_control |= SSS_AES_KEY_SIZE_192; else if (dev->ctx->keylen == AES_KEYSIZE_256) @@ -440,7 +445,7 @@ static void s5p_aes_crypt_start(struct s5p_aes_dev *dev, unsigned long mode) goto outdata_error; SSS_AES_WRITE(dev, AES_CONTROL, aes_control); - s5p_set_aes(dev, dev->ctx->aes_key, req->info, dev->ctx->keylen); + s5p_set_aes(dev, dev->ctx->aes_key, iv, dev->ctx->keylen); s5p_set_dma_indata(dev, req->src); s5p_set_dma_outdata(dev, req->dst); diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index ca848cc6a8fd..4f6fc1cfd7da 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -583,7 +583,7 @@ struct devfreq *devm_devfreq_add_device(struct device *dev, devfreq = devfreq_add_device(dev, profile, governor_name, data); if (IS_ERR(devfreq)) { devres_free(ptr); - return ERR_PTR(-ENOMEM); + return devfreq; } *ptr = devfreq; diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index 53d22eb73b56..be26f625bb3e 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -716,7 +716,7 @@ atc_prep_dma_interleaved(struct dma_chan *chan, unsigned long flags) { struct at_dma_chan *atchan = to_at_dma_chan(chan); - struct data_chunk *first = xt->sgl; + struct data_chunk *first; struct at_desc *desc = NULL; size_t xfer_count; unsigned int dwidth; @@ -728,6 +728,8 @@ atc_prep_dma_interleaved(struct dma_chan *chan, if (unlikely(!xt || xt->numf != 1 || !xt->frame_size)) return NULL; + first = xt->sgl; + dev_info(chan2dev(chan), "%s: src=%pad, dest=%pad, numf=%d, frame_size=%d, flags=0x%lx\n", __func__, &xt->src_start, &xt->dst_start, xt->numf, diff --git a/drivers/dma/dma-jz4740.c b/drivers/dma/dma-jz4740.c index 7638b24ce8d0..35fc58f4bf4b 100644 --- a/drivers/dma/dma-jz4740.c +++ b/drivers/dma/dma-jz4740.c @@ -557,7 +557,7 @@ static int jz4740_dma_probe(struct platform_device *pdev) ret = dma_async_device_register(dd); if (ret) - return ret; + goto err_clk; irq = platform_get_irq(pdev, 0); ret = request_irq(irq, jz4740_dma_irq, 0, dev_name(&pdev->dev), dmadev); @@ -570,6 +570,8 @@ static int jz4740_dma_probe(struct platform_device *pdev) err_unregister: dma_async_device_unregister(dd); +err_clk: + clk_disable_unprepare(dmadev->clk); return ret; } diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index 7254c20007f8..6796eb1a8a4c 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -329,7 +329,7 @@ static void dmatest_callback(void *arg) { struct dmatest_done *done = arg; struct dmatest_thread *thread = - container_of(arg, struct dmatest_thread, done_wait); + container_of(done, struct dmatest_thread, test_done); if (!thread->done) { done->done = true; wake_up_all(done->wait); diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c index abb75ebd65ea..ac8c28968422 100644 --- a/drivers/dma/ioat/init.c +++ b/drivers/dma/ioat/init.c @@ -395,7 +395,7 @@ static int ioat_dma_self_test(struct ioatdma_device *ioat_dma) if (memcmp(src, dest, IOAT_TEST_SIZE)) { dev_err(dev, "Self-test copy failed compare, disabling\n"); err = -ENODEV; - goto free_resources; + goto unmap_dma; } unmap_dma: diff --git a/drivers/dma/zx296702_dma.c b/drivers/dma/zx296702_dma.c index 6059d81e701a..8e55403847b2 100644 --- a/drivers/dma/zx296702_dma.c +++ b/drivers/dma/zx296702_dma.c @@ -26,7 +26,7 @@ #define DRIVER_NAME "zx-dma" #define DMA_ALIGN 4 -#define DMA_MAX_SIZE (0x10000 - PAGE_SIZE) +#define DMA_MAX_SIZE (0x10000 - 512) #define LLI_BLOCK_SIZE (4 * PAGE_SIZE) #define REG_ZX_SRC_ADDR 0x00 diff --git a/drivers/edac/octeon_edac-lmc.c b/drivers/edac/octeon_edac-lmc.c index cda6dab5067a..6b65a102b49d 100644 --- a/drivers/edac/octeon_edac-lmc.c +++ b/drivers/edac/octeon_edac-lmc.c @@ -79,6 +79,7 @@ static void octeon_lmc_edac_poll_o2(struct mem_ctl_info *mci) if (!pvt->inject) int_reg.u64 = cvmx_read_csr(CVMX_LMCX_INT(mci->mc_idx)); else { + int_reg.u64 = 0; if (pvt->error_type == 1) int_reg.s.sec_err = 1; if (pvt->error_type == 2) diff --git a/drivers/gpio/gpio-intel-mid.c b/drivers/gpio/gpio-intel-mid.c index c50e930d97d3..297121acc57d 100644 --- a/drivers/gpio/gpio-intel-mid.c +++ b/drivers/gpio/gpio-intel-mid.c @@ -326,7 +326,7 @@ static void intel_mid_irq_init_hw(struct intel_mid_gpio *priv) } } -static int intel_gpio_runtime_idle(struct device *dev) +static int __maybe_unused intel_gpio_runtime_idle(struct device *dev) { int err = pm_schedule_suspend(dev, 500); return err ?: -EBUSY; diff --git a/drivers/gpio/gpio-xgene.c b/drivers/gpio/gpio-xgene.c index 18a8182d4fec..7f1f32324504 100644 --- a/drivers/gpio/gpio-xgene.c +++ b/drivers/gpio/gpio-xgene.c @@ -42,9 +42,7 @@ struct xgene_gpio { struct gpio_chip chip; void __iomem *base; spinlock_t lock; -#ifdef CONFIG_PM u32 set_dr_val[XGENE_MAX_GPIO_BANKS]; -#endif }; static inline struct xgene_gpio *to_xgene_gpio(struct gpio_chip *chip) @@ -132,8 +130,7 @@ static int xgene_gpio_dir_out(struct gpio_chip *gc, return 0; } -#ifdef CONFIG_PM -static int xgene_gpio_suspend(struct device *dev) +static __maybe_unused int xgene_gpio_suspend(struct device *dev) { struct xgene_gpio *gpio = dev_get_drvdata(dev); unsigned long bank_offset; @@ -146,7 +143,7 @@ static int xgene_gpio_suspend(struct device *dev) return 0; } -static int xgene_gpio_resume(struct device *dev) +static __maybe_unused int xgene_gpio_resume(struct device *dev) { struct xgene_gpio *gpio = dev_get_drvdata(dev); unsigned long bank_offset; @@ -160,10 +157,6 @@ static int xgene_gpio_resume(struct device *dev) } static SIMPLE_DEV_PM_OPS(xgene_gpio_pm, xgene_gpio_suspend, xgene_gpio_resume); -#define XGENE_GPIO_PM_OPS (&xgene_gpio_pm) -#else -#define XGENE_GPIO_PM_OPS NULL -#endif static int xgene_gpio_probe(struct platform_device *pdev) { @@ -230,7 +223,7 @@ static struct platform_driver xgene_gpio_driver = { .driver = { .name = "xgene-gpio", .of_match_table = xgene_gpio_of_match, - .pm = XGENE_GPIO_PM_OPS, + .pm = &xgene_gpio_pm, }, .probe = xgene_gpio_probe, .remove = xgene_gpio_remove, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index fc9f14747f70..a36230d1331c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1467,8 +1467,6 @@ int amdgpu_device_init(struct amdgpu_device *adev, * ignore it */ vga_client_register(adev->pdev, adev, NULL, amdgpu_vga_set_decode); - if (amdgpu_runtime_pm == 1) - runtime = true; if (amdgpu_device_is_px(ddev)) runtime = true; vga_switcheroo_register_client(adev->pdev, &amdgpu_switcheroo_ops, runtime); diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index cebcab560626..5d68189176cc 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -1182,17 +1182,13 @@ static int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, ret = devm_request_irq(dev, irq, armada_drm_irq, 0, "armada_drm_crtc", dcrtc); - if (ret < 0) { - kfree(dcrtc); - return ret; - } + if (ret < 0) + goto err_crtc; if (dcrtc->variant->init) { ret = dcrtc->variant->init(dcrtc, dev); - if (ret) { - kfree(dcrtc); - return ret; - } + if (ret) + goto err_crtc; } /* Ensure AXI pipeline is enabled */ @@ -1203,13 +1199,15 @@ static int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, dcrtc->crtc.port = port; primary = kzalloc(sizeof(*primary), GFP_KERNEL); - if (!primary) - return -ENOMEM; + if (!primary) { + ret = -ENOMEM; + goto err_crtc; + } ret = armada_drm_plane_init(primary); if (ret) { kfree(primary); - return ret; + goto err_crtc; } ret = drm_universal_plane_init(drm, &primary->base, 0, @@ -1219,7 +1217,7 @@ static int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, DRM_PLANE_TYPE_PRIMARY); if (ret) { kfree(primary); - return ret; + goto err_crtc; } ret = drm_crtc_init_with_planes(drm, &dcrtc->crtc, &primary->base, NULL, @@ -1238,6 +1236,9 @@ static int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, err_crtc_init: primary->base.funcs->destroy(&primary->base); +err_crtc: + kfree(dcrtc); + return ret; } diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index c0106fd9fae9..c641ed9470e1 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -106,6 +106,9 @@ static struct edid_quirk { /* AEO model 0 reports 8 bpc, but is a 6 bpc panel */ { "AEO", 0, EDID_QUIRK_FORCE_6BPC }, + /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */ + { "CPT", 0x17df, EDID_QUIRK_FORCE_6BPC }, + /* Belinea 10 15 55 */ { "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 }, { "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 }, diff --git a/drivers/gpu/drm/drm_modeset_lock.c b/drivers/gpu/drm/drm_modeset_lock.c index 6675b1428410..c257de351cfa 100644 --- a/drivers/gpu/drm/drm_modeset_lock.c +++ b/drivers/gpu/drm/drm_modeset_lock.c @@ -69,7 +69,7 @@ void drm_modeset_lock_all(struct drm_device *dev) struct drm_modeset_acquire_ctx *ctx; int ret; - ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); + ctx = kzalloc(sizeof(*ctx), GFP_KERNEL | __GFP_NOFAIL); if (WARN_ON(!ctx)) return; diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c b/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c index d4813e03f5ee..00275c3856ce 100644 --- a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c +++ b/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c @@ -821,14 +821,18 @@ void mdfld_dsi_dpi_mode_set(struct drm_encoder *encoder, struct drm_device *dev = dsi_config->dev; struct drm_psb_private *dev_priv = dev->dev_private; int pipe = mdfld_dsi_encoder_get_pipe(dsi_encoder); - u32 pipeconf_reg = PIPEACONF; u32 dspcntr_reg = DSPACNTR; + u32 pipeconf, dspcntr; - u32 pipeconf = dev_priv->pipeconf[pipe]; - u32 dspcntr = dev_priv->dspcntr[pipe]; u32 mipi = MIPI_PORT_EN | PASS_FROM_SPHY_TO_AFE | SEL_FLOPPED_HSTX; + if (WARN_ON(pipe < 0)) + return; + + pipeconf = dev_priv->pipeconf[pipe]; + dspcntr = dev_priv->dspcntr[pipe]; + if (pipe) { pipeconf_reg = PIPECCONF; dspcntr_reg = DSPCCNTR; diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_output.c b/drivers/gpu/drm/gma500/mdfld_dsi_output.c index 89f705c3a5eb..910a2f253990 100644 --- a/drivers/gpu/drm/gma500/mdfld_dsi_output.c +++ b/drivers/gpu/drm/gma500/mdfld_dsi_output.c @@ -382,16 +382,6 @@ static int mdfld_dsi_connector_mode_valid(struct drm_connector *connector, return MODE_OK; } -static void mdfld_dsi_connector_dpms(struct drm_connector *connector, int mode) -{ - if (mode == connector->dpms) - return; - - /*first, execute dpms*/ - - drm_helper_connector_dpms(connector, mode); -} - static struct drm_encoder *mdfld_dsi_connector_best_encoder( struct drm_connector *connector) { @@ -404,7 +394,7 @@ static struct drm_encoder *mdfld_dsi_connector_best_encoder( /*DSI connector funcs*/ static const struct drm_connector_funcs mdfld_dsi_connector_funcs = { - .dpms = /*drm_helper_connector_dpms*/mdfld_dsi_connector_dpms, + .dpms = drm_helper_connector_dpms, .save = mdfld_dsi_connector_save, .restore = mdfld_dsi_connector_restore, .detect = mdfld_dsi_connector_detect, diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index a0865c49ec83..495c279da200 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -370,7 +370,7 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, struct nouveau_cli *cli = nouveau_cli(file_priv); struct drm_device *dev = chan->drm->dev; int trycnt = 0; - int ret, i; + int ret = -EINVAL, i; struct nouveau_bo *res_bo = NULL; LIST_HEAD(gart_list); LIST_HEAD(vram_list); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c index 4896474da320..3021fcd0a3df 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c @@ -127,6 +127,13 @@ nvkm_pci_init(struct nvkm_subdev *subdev) return ret; pci->irq = pdev->irq; + + /* Ensure MSI interrupts are armed, for the case where there are + * already interrupts pending (for whatever reason) at load time. + */ + if (pci->msi) + pci->func->msi_rearm(pci); + return ret; } diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index 6edcb5485092..b35ebabd6a9f 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -946,7 +946,7 @@ int radeon_uvd_calc_upll_dividers(struct radeon_device *rdev, /* calc dclk divider with current vco freq */ dclk_div = radeon_uvd_calc_upll_post_div(vco_freq, dclk, pd_min, pd_even); - if (vclk_div > pd_max) + if (dclk_div > pd_max) break; /* vco is too big, it has to stop */ /* calc score with current vco freq */ diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c index 9befd624a5f0..6fab07935d16 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c @@ -371,6 +371,31 @@ static void rcar_du_crtc_start(struct rcar_du_crtc *rcrtc) rcrtc->started = true; } +static void rcar_du_crtc_disable_planes(struct rcar_du_crtc *rcrtc) +{ + struct rcar_du_device *rcdu = rcrtc->group->dev; + struct drm_crtc *crtc = &rcrtc->crtc; + u32 status; + /* Make sure vblank interrupts are enabled. */ + drm_crtc_vblank_get(crtc); + /* + * Disable planes and calculate how many vertical blanking interrupts we + * have to wait for. If a vertical blanking interrupt has been triggered + * but not processed yet, we don't know whether it occurred before or + * after the planes got disabled. We thus have to wait for two vblank + * interrupts in that case. + */ + spin_lock_irq(&rcrtc->vblank_lock); + rcar_du_group_write(rcrtc->group, rcrtc->index % 2 ? DS2PR : DS1PR, 0); + status = rcar_du_crtc_read(rcrtc, DSSR); + rcrtc->vblank_count = status & DSSR_VBK ? 2 : 1; + spin_unlock_irq(&rcrtc->vblank_lock); + if (!wait_event_timeout(rcrtc->vblank_wait, rcrtc->vblank_count == 0, + msecs_to_jiffies(100))) + dev_warn(rcdu->dev, "vertical blanking timeout\n"); + drm_crtc_vblank_put(crtc); +} + static void rcar_du_crtc_stop(struct rcar_du_crtc *rcrtc) { struct drm_crtc *crtc = &rcrtc->crtc; @@ -379,17 +404,16 @@ static void rcar_du_crtc_stop(struct rcar_du_crtc *rcrtc) return; /* Disable all planes and wait for the change to take effect. This is - * required as the DSnPR registers are updated on vblank, and no vblank - * will occur once the CRTC is stopped. Disabling planes when starting - * the CRTC thus wouldn't be enough as it would start scanning out - * immediately from old frame buffers until the next vblank. + * required as the plane enable registers are updated on vblank, and no + * vblank will occur once the CRTC is stopped. Disabling planes when + * starting the CRTC thus wouldn't be enough as it would start scanning + * out immediately from old frame buffers until the next vblank. * * This increases the CRTC stop delay, especially when multiple CRTCs * are stopped in one operation as we now wait for one vblank per CRTC. * Whether this can be improved needs to be researched. */ - rcar_du_group_write(rcrtc->group, rcrtc->index % 2 ? DS2PR : DS1PR, 0); - drm_crtc_wait_one_vblank(crtc); + rcar_du_crtc_disable_planes(rcrtc); /* Disable vertical blanking interrupt reporting. We first need to wait * for page flip completion before stopping the CRTC as userspace @@ -528,10 +552,26 @@ static irqreturn_t rcar_du_crtc_irq(int irq, void *arg) irqreturn_t ret = IRQ_NONE; u32 status; + spin_lock(&rcrtc->vblank_lock); + status = rcar_du_crtc_read(rcrtc, DSSR); rcar_du_crtc_write(rcrtc, DSRCR, status & DSRCR_MASK); - if (status & DSSR_FRM) { + if (status & DSSR_VBK) { + /* + * Wake up the vblank wait if the counter reaches 0. This must + * be protected by the vblank_lock to avoid races in + * rcar_du_crtc_disable_planes(). + */ + if (rcrtc->vblank_count) { + if (--rcrtc->vblank_count == 0) + wake_up(&rcrtc->vblank_wait); + } + } + + spin_unlock(&rcrtc->vblank_lock); + + if (status & DSSR_VBK) { drm_handle_vblank(rcrtc->crtc.dev, rcrtc->index); rcar_du_crtc_finish_page_flip(rcrtc); ret = IRQ_HANDLED; @@ -585,6 +625,8 @@ int rcar_du_crtc_create(struct rcar_du_group *rgrp, unsigned int index) } init_waitqueue_head(&rcrtc->flip_wait); + init_waitqueue_head(&rcrtc->vblank_wait); + spin_lock_init(&rcrtc->vblank_lock); rcrtc->group = rgrp; rcrtc->mmio_offset = mmio_offsets[index]; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.h b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h index 2bbe3f5aab65..be22ce33b70a 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h @@ -15,6 +15,7 @@ #define __RCAR_DU_CRTC_H__ #include <linux/mutex.h> +#include <linux/spinlock.h> #include <linux/wait.h> #include <drm/drmP.h> @@ -32,6 +33,9 @@ struct rcar_du_group; * @started: whether the CRTC has been started and is running * @event: event to post when the pending page flip completes * @flip_wait: wait queue used to signal page flip completion + * @vblank_lock: protects vblank_wait and vblank_count + * @vblank_wait: wait queue used to signal vertical blanking + * @vblank_count: number of vertical blanking interrupts to wait for * @outputs: bitmask of the outputs (enum rcar_du_output) driven by this CRTC * @enabled: whether the CRTC is enabled, used to control system resume * @group: CRTC group this CRTC belongs to @@ -48,6 +52,10 @@ struct rcar_du_crtc { struct drm_pending_vblank_event *event; wait_queue_head_t flip_wait; + spinlock_t vblank_lock; + wait_queue_head_t vblank_wait; + unsigned int vblank_count; + unsigned int outputs; bool enabled; diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index 5d8dfe027b30..75d51ec98e06 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -818,6 +818,8 @@ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages) pr_info("Initializing pool allocator\n"); _manager = kzalloc(sizeof(*_manager), GFP_KERNEL); + if (!_manager) + return -ENOMEM; ttm_page_pool_init_locked(&_manager->wc_pool, GFP_HIGHUSER, "wc"); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c index 67cebb23c940..aa04fb0159a7 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c @@ -293,13 +293,10 @@ static int vmw_cmdbuf_header_submit(struct vmw_cmdbuf_header *header) struct vmw_cmdbuf_man *man = header->man; u32 val; - if (sizeof(header->handle) > 4) - val = (header->handle >> 32); - else - val = 0; + val = upper_32_bits(header->handle); vmw_write(man->dev_priv, SVGA_REG_COMMAND_HIGH, val); - val = (header->handle & 0xFFFFFFFFULL); + val = lower_32_bits(header->handle); val |= header->cb_context & SVGA_CB_CONTEXT_MASK; vmw_write(man->dev_priv, SVGA_REG_COMMAND_LOW, val); diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 3ba486d0ec6f..d07fb967f92b 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -2308,7 +2308,6 @@ static const struct hid_device_id hid_ignore_list[] = { { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) }, { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) }, { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) }, - { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) }, { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) }, { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) }, { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) }, @@ -2387,6 +2386,9 @@ static const struct hid_device_id hid_ignore_list[] = { { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) }, { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) }, { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) }, + { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERANALYSERCASSY) }, + { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CONVERTERCONTROLLERCASSY) }, + { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETESTCASSY) }, { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) }, { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) }, { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) }, @@ -2578,6 +2580,17 @@ bool hid_ignore(struct hid_device *hdev) strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0) return true; break; + case USB_VENDOR_ID_ELAN: + /* + * Many Elan devices have a product id of 0x0401 and are handled + * by the elan_i2c input driver. But the ACPI HID ELAN0800 dev + * is not (and cannot be) handled by that driver -> + * Ignore all 0x0401 devs except for the ELAN0800 dev. + */ + if (hdev->product == 0x0401 && + strncmp(hdev->name, "ELAN0800", 8) != 0) + return true; + break; } if (hdev->type == HID_TYPE_USBMOUSE && diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index b554d17c9156..b316ab7e8996 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -570,6 +570,9 @@ #define USB_DEVICE_ID_LD_MICROCASSYTIME 0x1033 #define USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE 0x1035 #define USB_DEVICE_ID_LD_MICROCASSYPH 0x1038 +#define USB_DEVICE_ID_LD_POWERANALYSERCASSY 0x1040 +#define USB_DEVICE_ID_LD_CONVERTERCONTROLLERCASSY 0x1042 +#define USB_DEVICE_ID_LD_MACHINETESTCASSY 0x1043 #define USB_DEVICE_ID_LD_JWM 0x1080 #define USB_DEVICE_ID_LD_DMMP 0x1081 #define USB_DEVICE_ID_LD_UMIP 0x1090 diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c index d415a804fd26..9a8976a79b29 100644 --- a/drivers/hv/hv.c +++ b/drivers/hv/hv.c @@ -195,9 +195,7 @@ int hv_init(void) { int max_leaf; union hv_x64_msr_hypercall_contents hypercall_msr; - union hv_x64_msr_hypercall_contents tsc_msr; void *virtaddr = NULL; - void *va_tsc = NULL; memset(hv_context.synic_event_page, 0, sizeof(void *) * NR_CPUS); memset(hv_context.synic_message_page, 0, @@ -243,6 +241,9 @@ int hv_init(void) #ifdef CONFIG_X86_64 if (ms_hyperv.features & HV_X64_MSR_REFERENCE_TSC_AVAILABLE) { + union hv_x64_msr_hypercall_contents tsc_msr; + void *va_tsc; + va_tsc = __vmalloc(PAGE_SIZE, GFP_KERNEL, PAGE_KERNEL); if (!va_tsc) goto cleanup; diff --git a/drivers/i2c/i2c-boardinfo.c b/drivers/i2c/i2c-boardinfo.c index 90e322959303..42c25aed671d 100644 --- a/drivers/i2c/i2c-boardinfo.c +++ b/drivers/i2c/i2c-boardinfo.c @@ -56,9 +56,7 @@ EXPORT_SYMBOL_GPL(__i2c_first_dynamic_bus_num); * The board info passed can safely be __initdata, but be careful of embedded * pointers (for platform_data, functions, etc) since that won't be copied. */ -int __init -i2c_register_board_info(int busnum, - struct i2c_board_info const *info, unsigned len) +int i2c_register_board_info(int busnum, struct i2c_board_info const *info, unsigned len) { int status; diff --git a/drivers/idle/Kconfig b/drivers/idle/Kconfig index 4732dfc15447..331adc509f3a 100644 --- a/drivers/idle/Kconfig +++ b/drivers/idle/Kconfig @@ -17,6 +17,7 @@ config I7300_IDLE_IOAT_CHANNEL config I7300_IDLE tristate "Intel chipset idle memory power saving driver" + depends on PCI select I7300_IDLE_IOAT_CHANNEL help Enable memory power savings when idle with certain Intel server diff --git a/drivers/iio/adc/axp288_adc.c b/drivers/iio/adc/axp288_adc.c index f684fe31f832..64799ad7ebad 100644 --- a/drivers/iio/adc/axp288_adc.c +++ b/drivers/iio/adc/axp288_adc.c @@ -44,7 +44,7 @@ struct axp288_adc_info { struct regmap *regmap; }; -static const struct iio_chan_spec const axp288_adc_channels[] = { +static const struct iio_chan_spec axp288_adc_channels[] = { { .indexed = 1, .type = IIO_TEMP, diff --git a/drivers/iio/imu/adis_trigger.c b/drivers/iio/imu/adis_trigger.c index f53e9a803a0e..93b99bd93738 100644 --- a/drivers/iio/imu/adis_trigger.c +++ b/drivers/iio/imu/adis_trigger.c @@ -47,6 +47,10 @@ int adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev) if (adis->trig == NULL) return -ENOMEM; + adis->trig->dev.parent = &adis->spi->dev; + adis->trig->ops = &adis_trigger_ops; + iio_trigger_set_drvdata(adis->trig, adis); + ret = request_irq(adis->spi->irq, &iio_trigger_generic_data_rdy_poll, IRQF_TRIGGER_RISING, @@ -55,9 +59,6 @@ int adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev) if (ret) goto error_free_trig; - adis->trig->dev.parent = &adis->spi->dev; - adis->trig->ops = &adis_trigger_ops; - iio_trigger_set_drvdata(adis->trig, adis); ret = iio_trigger_register(adis->trig); indio_dev->trig = iio_trigger_get(adis->trig); diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index 32bb036069eb..961afb5588be 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -174,7 +174,7 @@ unsigned int iio_buffer_poll(struct file *filp, struct iio_dev *indio_dev = filp->private_data; struct iio_buffer *rb = indio_dev->buffer; - if (!indio_dev->info) + if (!indio_dev->info || rb == NULL) return 0; poll_wait(filp, &rb->pollq, wait); diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index e354358db77b..b6c9a370a38b 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -626,6 +626,7 @@ struct rdma_cm_id *rdma_create_id(struct net *net, INIT_LIST_HEAD(&id_priv->mc_list); get_random_bytes(&id_priv->seq_num, sizeof id_priv->seq_num); id_priv->id.route.addr.dev_addr.net = get_net(net); + id_priv->seq_num &= 0x00ffffff; return &id_priv->id; } diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c index 58fce1742b8d..337b1a5eb41c 100644 --- a/drivers/infiniband/hw/cxgb4/device.c +++ b/drivers/infiniband/hw/cxgb4/device.c @@ -809,10 +809,9 @@ static int c4iw_rdev_open(struct c4iw_rdev *rdev) rdev->lldi.vr->qp.size, rdev->lldi.vr->cq.start, rdev->lldi.vr->cq.size); - PDBG("udb len 0x%x udb base %p db_reg %p gts_reg %p " + PDBG("udb %pR db_reg %p gts_reg %p " "qpmask 0x%x cqmask 0x%x\n", - (unsigned)pci_resource_len(rdev->lldi.pdev, 2), - (void *)pci_resource_start(rdev->lldi.pdev, 2), + &rdev->lldi.pdev->resource[2], rdev->lldi.db_reg, rdev->lldi.gts_reg, rdev->qpmask, rdev->cqmask); diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 8763fb832b01..5a2a0b5db938 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -2483,9 +2483,8 @@ err_steer_free_bitmap: kfree(ibdev->ib_uc_qpns_bitmap); err_steer_qp_release: - if (ibdev->steering_support == MLX4_STEERING_MODE_DEVICE_MANAGED) - mlx4_qp_release_range(dev, ibdev->steer_qpn_base, - ibdev->steer_qpn_count); + mlx4_qp_release_range(dev, ibdev->steer_qpn_base, + ibdev->steer_qpn_count); err_counter: for (i = 0; i < ibdev->num_ports; ++i) mlx4_ib_delete_counters_table(ibdev, &ibdev->counters_table[i]); @@ -2586,11 +2585,9 @@ static void mlx4_ib_remove(struct mlx4_dev *dev, void *ibdev_ptr) ibdev->iboe.nb.notifier_call = NULL; } - if (ibdev->steering_support == MLX4_STEERING_MODE_DEVICE_MANAGED) { - mlx4_qp_release_range(dev, ibdev->steer_qpn_base, - ibdev->steer_qpn_count); - kfree(ibdev->ib_uc_qpns_bitmap); - } + mlx4_qp_release_range(dev, ibdev->steer_qpn_base, + ibdev->steer_qpn_count); + kfree(ibdev->ib_uc_qpns_bitmap); iounmap(ibdev->uar_map); for (p = 0; p < ibdev->num_ports; ++p) diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c index 4d1e1c632603..ce87e9cc7eff 100644 --- a/drivers/infiniband/hw/mlx4/mr.c +++ b/drivers/infiniband/hw/mlx4/mr.c @@ -424,7 +424,6 @@ struct ib_mr *mlx4_ib_alloc_mr(struct ib_pd *pd, goto err_free_mr; mr->max_pages = max_num_sg; - err = mlx4_mr_enable(dev->dev, &mr->mmr); if (err) goto err_free_pl; @@ -435,6 +434,7 @@ struct ib_mr *mlx4_ib_alloc_mr(struct ib_pd *pd, return &mr->ibmr; err_free_pl: + mr->ibmr.device = pd->device; mlx4_free_priv_pages(mr); err_free_mr: (void) mlx4_mr_free(dev->dev, &mr->mmr); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index bad76eed06b3..5c653669e736 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -844,8 +844,8 @@ static int path_rec_start(struct net_device *dev, return 0; } -static void neigh_add_path(struct sk_buff *skb, u8 *daddr, - struct net_device *dev) +static struct ipoib_neigh *neigh_add_path(struct sk_buff *skb, u8 *daddr, + struct net_device *dev) { struct ipoib_dev_priv *priv = netdev_priv(dev); struct ipoib_path *path; @@ -858,7 +858,15 @@ static void neigh_add_path(struct sk_buff *skb, u8 *daddr, spin_unlock_irqrestore(&priv->lock, flags); ++dev->stats.tx_dropped; dev_kfree_skb_any(skb); - return; + return NULL; + } + + /* To avoid race condition, make sure that the + * neigh will be added only once. + */ + if (unlikely(!list_empty(&neigh->list))) { + spin_unlock_irqrestore(&priv->lock, flags); + return neigh; } path = __path_find(dev, daddr + 4); @@ -896,7 +904,7 @@ static void neigh_add_path(struct sk_buff *skb, u8 *daddr, spin_unlock_irqrestore(&priv->lock, flags); ipoib_send(dev, skb, path->ah, IPOIB_QPN(daddr)); ipoib_neigh_put(neigh); - return; + return NULL; } } else { neigh->ah = NULL; @@ -913,7 +921,7 @@ static void neigh_add_path(struct sk_buff *skb, u8 *daddr, spin_unlock_irqrestore(&priv->lock, flags); ipoib_neigh_put(neigh); - return; + return NULL; err_path: ipoib_neigh_free(neigh); @@ -923,6 +931,8 @@ err_drop: spin_unlock_irqrestore(&priv->lock, flags); ipoib_neigh_put(neigh); + + return NULL; } static void unicast_arp_send(struct sk_buff *skb, struct net_device *dev, @@ -1028,8 +1038,9 @@ static int ipoib_start_xmit(struct sk_buff *skb, struct net_device *dev) case htons(ETH_P_TIPC): neigh = ipoib_neigh_get(dev, phdr->hwaddr); if (unlikely(!neigh)) { - neigh_add_path(skb, phdr->hwaddr, dev); - return NETDEV_TX_OK; + neigh = neigh_add_path(skb, phdr->hwaddr, dev); + if (likely(!neigh)) + return NETDEV_TX_OK; } break; case htons(ETH_P_ARP): diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index a123d0439c4c..3d6ecc3c40b7 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -775,7 +775,10 @@ void ipoib_mcast_send(struct net_device *dev, u8 *daddr, struct sk_buff *skb) spin_lock_irqsave(&priv->lock, flags); if (!neigh) { neigh = ipoib_neigh_alloc(daddr, dev); - if (neigh) { + /* Make sure that the neigh will be added only + * once to mcast list. + */ + if (neigh && list_empty(&neigh->list)) { kref_get(&mcast->ah->ref); neigh->ah = mcast->ah; list_add_tail(&neigh->list, &mcast->neigh_list); diff --git a/drivers/input/keyboard/tca8418_keypad.c b/drivers/input/keyboard/tca8418_keypad.c index 9002298698fc..3048ef3e3e16 100644 --- a/drivers/input/keyboard/tca8418_keypad.c +++ b/drivers/input/keyboard/tca8418_keypad.c @@ -164,11 +164,18 @@ static void tca8418_read_keypad(struct tca8418_keypad *keypad_data) int error, col, row; u8 reg, state, code; - /* Initial read of the key event FIFO */ - error = tca8418_read_byte(keypad_data, REG_KEY_EVENT_A, ®); + do { + error = tca8418_read_byte(keypad_data, REG_KEY_EVENT_A, ®); + if (error < 0) { + dev_err(&keypad_data->client->dev, + "unable to read REG_KEY_EVENT_A\n"); + break; + } + + /* Assume that key code 0 signifies empty FIFO */ + if (reg <= 0) + break; - /* Assume that key code 0 signifies empty FIFO */ - while (error >= 0 && reg > 0) { state = reg & KEY_EVENT_VALUE; code = reg & KEY_EVENT_CODE; @@ -184,11 +191,7 @@ static void tca8418_read_keypad(struct tca8418_keypad *keypad_data) /* Read for next loop */ error = tca8418_read_byte(keypad_data, REG_KEY_EVENT_A, ®); - } - - if (error < 0) - dev_err(&keypad_data->client->dev, - "unable to read REG_KEY_EVENT_A\n"); + } while (1); input_sync(input); } diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 5a1490b046ac..3f1c4dea8866 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -604,7 +604,7 @@ static void gic_raise_softirq(const struct cpumask *mask, unsigned int irq) * Ensure that stores to Normal memory are visible to the * other CPUs before issuing the IPI. */ - smp_wmb(); + wmb(); for_each_cpu(cpu, mask) { unsigned long cluster_id = cpu_logical_map(cpu) & ~0xffUL; diff --git a/drivers/isdn/hardware/eicon/message.c b/drivers/isdn/hardware/eicon/message.c index 7b4ddf0a39ec..2d28530b7e82 100644 --- a/drivers/isdn/hardware/eicon/message.c +++ b/drivers/isdn/hardware/eicon/message.c @@ -147,7 +147,7 @@ static word plci_remove_check(PLCI *); static void listen_check(DIVA_CAPI_ADAPTER *); static byte AddInfo(byte **, byte **, byte *, byte *); static byte getChannel(API_PARSE *); -static void IndParse(PLCI *, word *, byte **, byte); +static void IndParse(PLCI *, const word *, byte **, byte); static byte ie_compare(byte *, byte *); static word find_cip(DIVA_CAPI_ADAPTER *, byte *, byte *); static word CPN_filter_ok(byte *cpn, DIVA_CAPI_ADAPTER *, word); @@ -4860,7 +4860,7 @@ static void sig_ind(PLCI *plci) /* included before the ESC_MSGTYPE and MAXPARMSIDS has to be incremented */ /* SMSG is situated at the end because its 0 (for compatibility reasons */ /* (see Info_Mask Bit 4, first IE. then the message type) */ - word parms_id[] = + static const word parms_id[] = {MAXPARMSIDS, CPN, 0xff, DSA, OSA, BC, LLC, HLC, ESC_CAUSE, DSP, DT, CHA, UUI, CONG_RR, CONG_RNR, ESC_CHI, KEY, CHI, CAU, ESC_LAW, RDN, RDX, CONN_NR, RIN, NI, CAI, ESC_CR, @@ -4868,12 +4868,12 @@ static void sig_ind(PLCI *plci) /* 14 FTY repl by ESC_CHI */ /* 18 PI repl by ESC_LAW */ /* removed OAD changed to 0xff for future use, OAD is multiIE now */ - word multi_fac_id[] = {1, FTY}; - word multi_pi_id[] = {1, PI}; - word multi_CiPN_id[] = {1, OAD}; - word multi_ssext_id[] = {1, ESC_SSEXT}; + static const word multi_fac_id[] = {1, FTY}; + static const word multi_pi_id[] = {1, PI}; + static const word multi_CiPN_id[] = {1, OAD}; + static const word multi_ssext_id[] = {1, ESC_SSEXT}; - word multi_vswitch_id[] = {1, ESC_VSWITCH}; + static const word multi_vswitch_id[] = {1, ESC_VSWITCH}; byte *cau; word ncci; @@ -8926,7 +8926,7 @@ static void listen_check(DIVA_CAPI_ADAPTER *a) /* functions for all parameters sent in INDs */ /*------------------------------------------------------------------*/ -static void IndParse(PLCI *plci, word *parms_id, byte **parms, byte multiIEsize) +static void IndParse(PLCI *plci, const word *parms_id, byte **parms, byte multiIEsize) { word ploc; /* points to current location within packet */ byte w; diff --git a/drivers/isdn/icn/icn.c b/drivers/isdn/icn/icn.c index 358a574d9e8b..46d957c34be1 100644 --- a/drivers/isdn/icn/icn.c +++ b/drivers/isdn/icn/icn.c @@ -718,7 +718,7 @@ icn_sendbuf(int channel, int ack, struct sk_buff *skb, icn_card *card) return 0; if (card->sndcount[channel] > ICN_MAX_SQUEUE) return 0; -#warning TODO test headroom or use skb->nb to flag ACK + /* TODO test headroom or use skb->nb to flag ACK */ nskb = skb_clone(skb, GFP_ATOMIC); if (nskb) { /* Push ACK flag as one diff --git a/drivers/isdn/sc/init.c b/drivers/isdn/sc/init.c index 3597ef47b28a..09fc129ef2fa 100644 --- a/drivers/isdn/sc/init.c +++ b/drivers/isdn/sc/init.c @@ -441,6 +441,7 @@ static int identify_board(unsigned long rambase, unsigned int iobase) RspMessage rcvmsg; ReqMessage sndmsg; HWConfig_pl hwci; + void __iomem *rambase_sig = (void __iomem *)rambase + SIG_OFFSET; int x; pr_debug("Attempting to identify adapter @ 0x%lx io 0x%x\n", @@ -481,7 +482,7 @@ static int identify_board(unsigned long rambase, unsigned int iobase) */ outb(PRI_BASEPG_VAL, pgport); msleep_interruptible(1000); - sig = readl(rambase + SIG_OFFSET); + sig = readl(rambase_sig); pr_debug("Looking for a signature, got 0x%lx\n", sig); if (sig == SIGNATURE) return PRI_BOARD; @@ -491,7 +492,7 @@ static int identify_board(unsigned long rambase, unsigned int iobase) */ outb(BRI_BASEPG_VAL, pgport); msleep_interruptible(1000); - sig = readl(rambase + SIG_OFFSET); + sig = readl(rambase_sig); pr_debug("Looking for a signature, got 0x%lx\n", sig); if (sig == SIGNATURE) return BRI_BOARD; @@ -501,7 +502,7 @@ static int identify_board(unsigned long rambase, unsigned int iobase) /* * Try to spot a card */ - sig = readl(rambase + SIG_OFFSET); + sig = readl(rambase_sig); pr_debug("Looking for a signature, got 0x%lx\n", sig); if (sig != SIGNATURE) return -1; diff --git a/drivers/leds/led-core.c b/drivers/leds/led-core.c index c1c3af089634..92b6798ef5b3 100644 --- a/drivers/leds/led-core.c +++ b/drivers/leds/led-core.c @@ -149,7 +149,7 @@ void led_blink_set(struct led_classdev *led_cdev, unsigned long *delay_on, unsigned long *delay_off) { - del_timer_sync(&led_cdev->blink_timer); + led_stop_software_blink(led_cdev); led_cdev->flags &= ~LED_BLINK_ONESHOT; led_cdev->flags &= ~LED_BLINK_ONESHOT_STOP; diff --git a/drivers/md/dm.c b/drivers/md/dm.c index ecbc23575114..ff561048a42b 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -974,7 +974,8 @@ static void dec_pending(struct dm_io *io, int error) } else { /* done with normal IO or empty flush */ trace_block_bio_complete(md->queue, bio, io_error); - bio->bi_error = io_error; + if (io_error) + bio->bi_error = io_error; bio_endio(bio); } } diff --git a/drivers/md/md.c b/drivers/md/md.c index 0a856cb181e9..62c3328e2a1d 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1028,8 +1028,9 @@ static int super_90_load(struct md_rdev *rdev, struct md_rdev *refdev, int minor * (not needed for Linear and RAID0 as metadata doesn't * record this size) */ - if (rdev->sectors >= (2ULL << 32) && sb->level >= 1) - rdev->sectors = (2ULL << 32) - 2; + if (IS_ENABLED(CONFIG_LBDAF) && (u64)rdev->sectors >= (2ULL << 32) && + sb->level >= 1) + rdev->sectors = (sector_t)(2ULL << 32) - 2; if (rdev->sectors < ((sector_t)sb->size) * 2 && sb->level >= 1) /* "this cannot possibly happen" ... */ @@ -1322,8 +1323,9 @@ super_90_rdev_size_change(struct md_rdev *rdev, sector_t num_sectors) /* Limit to 4TB as metadata cannot record more than that. * 4TB == 2^32 KB, or 2*2^32 sectors. */ - if (num_sectors >= (2ULL << 32) && rdev->mddev->level >= 1) - num_sectors = (2ULL << 32) - 2; + if (IS_ENABLED(CONFIG_LBDAF) && (u64)num_sectors >= (2ULL << 32) && + rdev->mddev->level >= 1) + num_sectors = (sector_t)(2ULL << 32) - 2; md_super_write(rdev->mddev, rdev, rdev->sb_start, rdev->sb_size, rdev->sb_page); md_super_wait(rdev->mddev); diff --git a/drivers/media/common/b2c2/flexcop-fe-tuner.c b/drivers/media/common/b2c2/flexcop-fe-tuner.c index 9c59f4306883..f5956402fc69 100644 --- a/drivers/media/common/b2c2/flexcop-fe-tuner.c +++ b/drivers/media/common/b2c2/flexcop-fe-tuner.c @@ -38,7 +38,7 @@ static int flexcop_fe_request_firmware(struct dvb_frontend *fe, #endif /* lnb control */ -#if FE_SUPPORTED(MT312) || FE_SUPPORTED(STV0299) +#if (FE_SUPPORTED(MT312) || FE_SUPPORTED(STV0299)) && FE_SUPPORTED(PLL) static int flexcop_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage voltage) { @@ -68,7 +68,7 @@ static int flexcop_set_voltage(struct dvb_frontend *fe, #endif #if FE_SUPPORTED(S5H1420) || FE_SUPPORTED(STV0299) || FE_SUPPORTED(MT312) -static int flexcop_sleep(struct dvb_frontend* fe) +static int __maybe_unused flexcop_sleep(struct dvb_frontend* fe) { struct flexcop_device *fc = fe->dvb->priv; if (fc->fe_sleep) diff --git a/drivers/media/dvb-frontends/ts2020.c b/drivers/media/dvb-frontends/ts2020.c index 7979e5d6498b..7ca359391535 100644 --- a/drivers/media/dvb-frontends/ts2020.c +++ b/drivers/media/dvb-frontends/ts2020.c @@ -369,7 +369,7 @@ static int ts2020_read_tuner_gain(struct dvb_frontend *fe, unsigned v_agc, gain2 = clamp_t(long, gain2, 0, 13); v_agc = clamp_t(long, v_agc, 400, 1100); - *_gain = -(gain1 * 2330 + + *_gain = -((__s64)gain1 * 2330 + gain2 * 3500 + v_agc * 24 / 10 * 10 + 10000); @@ -387,7 +387,7 @@ static int ts2020_read_tuner_gain(struct dvb_frontend *fe, unsigned v_agc, gain3 = clamp_t(long, gain3, 0, 6); v_agc = clamp_t(long, v_agc, 600, 1600); - *_gain = -(gain1 * 2650 + + *_gain = -((__s64)gain1 * 2650 + gain2 * 3380 + gain3 * 2850 + v_agc * 176 / 100 * 10 - diff --git a/drivers/media/i2c/s5k6aa.c b/drivers/media/i2c/s5k6aa.c index d0ad6a25bdab..5ac2babe123b 100644 --- a/drivers/media/i2c/s5k6aa.c +++ b/drivers/media/i2c/s5k6aa.c @@ -421,6 +421,7 @@ static int s5k6aa_set_ahb_address(struct i2c_client *client) /** * s5k6aa_configure_pixel_clock - apply ISP main clock/PLL configuration + * @s5k6aa: pointer to &struct s5k6aa describing the device * * Configure the internal ISP PLL for the required output frequency. * Locking: called with s5k6aa.lock mutex held. @@ -669,6 +670,7 @@ static int s5k6aa_set_input_params(struct s5k6aa *s5k6aa) /** * s5k6aa_configure_video_bus - configure the video output interface + * @s5k6aa: pointer to &struct s5k6aa describing the device * @bus_type: video bus type: parallel or MIPI-CSI * @nlanes: number of MIPI lanes to be used (MIPI-CSI only) * @@ -724,6 +726,8 @@ static int s5k6aa_new_config_sync(struct i2c_client *client, int timeout, /** * s5k6aa_set_prev_config - write user preview register set + * @s5k6aa: pointer to &struct s5k6aa describing the device + * @preset: s5kaa preset to be applied * * Configure output resolution and color fromat, pixel clock * frequency range, device frame rate type and frame period range. @@ -777,6 +781,7 @@ static int s5k6aa_set_prev_config(struct s5k6aa *s5k6aa, /** * s5k6aa_initialize_isp - basic ISP MCU initialization + * @sd: pointer to V4L2 sub-device descriptor * * Configure AHB addresses for registers read/write; configure PLLs for * required output pixel clock. The ISP power supply needs to be already diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c index 9ef5baaf8646..ea2777e1ee10 100644 --- a/drivers/media/i2c/tc358743.c +++ b/drivers/media/i2c/tc358743.c @@ -197,57 +197,61 @@ static void i2c_wr(struct v4l2_subdev *sd, u16 reg, u8 *values, u32 n) } } -static u8 i2c_rd8(struct v4l2_subdev *sd, u16 reg) +static noinline u32 i2c_rdreg(struct v4l2_subdev *sd, u16 reg, u32 n) { - u8 val; + __le32 val = 0; - i2c_rd(sd, reg, &val, 1); + i2c_rd(sd, reg, (u8 __force *)&val, n); - return val; + return le32_to_cpu(val); +} + +static noinline void i2c_wrreg(struct v4l2_subdev *sd, u16 reg, u32 val, u32 n) +{ + __le32 raw = cpu_to_le32(val); + + i2c_wr(sd, reg, (u8 __force *)&raw, n); +} + +static u8 i2c_rd8(struct v4l2_subdev *sd, u16 reg) +{ + return i2c_rdreg(sd, reg, 1); } static void i2c_wr8(struct v4l2_subdev *sd, u16 reg, u8 val) { - i2c_wr(sd, reg, &val, 1); + i2c_wrreg(sd, reg, val, 1); } static void i2c_wr8_and_or(struct v4l2_subdev *sd, u16 reg, u8 mask, u8 val) { - i2c_wr8(sd, reg, (i2c_rd8(sd, reg) & mask) | val); + i2c_wrreg(sd, reg, (i2c_rdreg(sd, reg, 2) & mask) | val, 2); } static u16 i2c_rd16(struct v4l2_subdev *sd, u16 reg) { - u16 val; - - i2c_rd(sd, reg, (u8 *)&val, 2); - - return val; + return i2c_rdreg(sd, reg, 2); } static void i2c_wr16(struct v4l2_subdev *sd, u16 reg, u16 val) { - i2c_wr(sd, reg, (u8 *)&val, 2); + i2c_wrreg(sd, reg, val, 2); } static void i2c_wr16_and_or(struct v4l2_subdev *sd, u16 reg, u16 mask, u16 val) { - i2c_wr16(sd, reg, (i2c_rd16(sd, reg) & mask) | val); + i2c_wrreg(sd, reg, (i2c_rdreg(sd, reg, 2) & mask) | val, 2); } static u32 i2c_rd32(struct v4l2_subdev *sd, u16 reg) { - u32 val; - - i2c_rd(sd, reg, (u8 *)&val, 4); - - return val; + return i2c_rdreg(sd, reg, 4); } static void i2c_wr32(struct v4l2_subdev *sd, u16 reg, u32 val) { - i2c_wr(sd, reg, (u8 *)&val, 4); + i2c_wrreg(sd, reg, val, 4); } /* --------------- STATUS --------------- */ @@ -1240,7 +1244,7 @@ static int tc358743_g_register(struct v4l2_subdev *sd, reg->size = tc358743_get_reg_size(reg->reg); - i2c_rd(sd, reg->reg, (u8 *)®->val, reg->size); + reg->val = i2c_rdreg(sd, reg->reg, reg->size); return 0; } @@ -1266,7 +1270,7 @@ static int tc358743_s_register(struct v4l2_subdev *sd, reg->reg == BCAPS) return 0; - i2c_wr(sd, (u16)reg->reg, (u8 *)®->val, + i2c_wrreg(sd, (u16)reg->reg, reg->val, tc358743_get_reg_size(reg->reg)); return 0; diff --git a/drivers/media/platform/soc_camera/soc_scale_crop.c b/drivers/media/platform/soc_camera/soc_scale_crop.c index bda29bc1b933..2f74a5ac0147 100644 --- a/drivers/media/platform/soc_camera/soc_scale_crop.c +++ b/drivers/media/platform/soc_camera/soc_scale_crop.c @@ -405,3 +405,7 @@ void soc_camera_calc_client_output(struct soc_camera_device *icd, mf->height = soc_camera_shift_scale(rect->height, shift, scale_v); } EXPORT_SYMBOL(soc_camera_calc_client_output); + +MODULE_DESCRIPTION("soc-camera scaling-cropping functions"); +MODULE_AUTHOR("Guennadi Liakhovetski <kernel@pengutronix.de>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/tuners/r820t.c b/drivers/media/tuners/r820t.c index a7a8452e99d2..c1ce8d3ce877 100644 --- a/drivers/media/tuners/r820t.c +++ b/drivers/media/tuners/r820t.c @@ -410,9 +410,11 @@ static int r820t_write(struct r820t_priv *priv, u8 reg, const u8 *val, return 0; } -static int r820t_write_reg(struct r820t_priv *priv, u8 reg, u8 val) +static inline int r820t_write_reg(struct r820t_priv *priv, u8 reg, u8 val) { - return r820t_write(priv, reg, &val, 1); + u8 tmp = val; /* work around GCC PR81715 with asan-stack=1 */ + + return r820t_write(priv, reg, &tmp, 1); } static int r820t_read_cache_reg(struct r820t_priv *priv, int reg) @@ -425,17 +427,18 @@ static int r820t_read_cache_reg(struct r820t_priv *priv, int reg) return -EINVAL; } -static int r820t_write_reg_mask(struct r820t_priv *priv, u8 reg, u8 val, +static inline int r820t_write_reg_mask(struct r820t_priv *priv, u8 reg, u8 val, u8 bit_mask) { + u8 tmp = val; int rc = r820t_read_cache_reg(priv, reg); if (rc < 0) return rc; - val = (rc & ~bit_mask) | (val & bit_mask); + tmp = (rc & ~bit_mask) | (tmp & bit_mask); - return r820t_write(priv, reg, &val, 1); + return r820t_write(priv, reg, &tmp, 1); } static int r820t_read(struct r820t_priv *priv, u8 reg, u8 *val, int len) diff --git a/drivers/media/usb/dvb-usb-v2/lmedm04.c b/drivers/media/usb/dvb-usb-v2/lmedm04.c index 3721ee63b8fb..09c97847bf95 100644 --- a/drivers/media/usb/dvb-usb-v2/lmedm04.c +++ b/drivers/media/usb/dvb-usb-v2/lmedm04.c @@ -503,18 +503,23 @@ static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, static int lme2510_return_status(struct dvb_usb_device *d) { - int ret = 0; + int ret; u8 *data; - data = kzalloc(10, GFP_KERNEL); + data = kzalloc(6, GFP_KERNEL); if (!data) return -ENOMEM; - ret |= usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0), - 0x06, 0x80, 0x0302, 0x00, data, 0x0006, 200); - info("Firmware Status: %x (%x)", ret , data[2]); + ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0), + 0x06, 0x80, 0x0302, 0x00, + data, 0x6, 200); + if (ret != 6) + ret = -EINVAL; + else + ret = data[2]; + + info("Firmware Status: %6ph", data); - ret = (ret < 0) ? -ENODEV : data[2]; kfree(data); return ret; } @@ -1078,8 +1083,6 @@ static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap) if (adap->fe[0]) { info("FE Found M88RS2000"); - dvb_attach(ts2020_attach, adap->fe[0], &ts2020_config, - &d->i2c_adap); st->i2c_tuner_gate_w = 5; st->i2c_tuner_gate_r = 5; st->i2c_tuner_addr = 0x60; @@ -1145,17 +1148,18 @@ static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap) ret = st->tuner_config; break; case TUNER_RS2000: - ret = st->tuner_config; + if (dvb_attach(ts2020_attach, adap->fe[0], + &ts2020_config, &d->i2c_adap)) + ret = st->tuner_config; break; default: break; } - if (ret) + if (ret) { info("TUN Found %s tuner", tun_msg[ret]); - else { - info("TUN No tuner found --- resetting device"); - lme_coldreset(d); + } else { + info("TUN No tuner found"); return -ENODEV; } @@ -1199,6 +1203,7 @@ static int lme2510_get_adapter_count(struct dvb_usb_device *d) static int lme2510_identify_state(struct dvb_usb_device *d, const char **name) { struct lme2510_state *st = d->priv; + int status; usb_reset_configuration(d->udev); @@ -1207,12 +1212,16 @@ static int lme2510_identify_state(struct dvb_usb_device *d, const char **name) st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware; - if (lme2510_return_status(d) == 0x44) { + status = lme2510_return_status(d); + if (status == 0x44) { *name = lme_firmware_switch(d, 0); return COLD; } - return 0; + if (status != 0x47) + return -EINVAL; + + return WARM; } static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type, diff --git a/drivers/media/usb/dvb-usb/cxusb.c b/drivers/media/usb/dvb-usb/cxusb.c index ab7151181728..d00b27ed73a6 100644 --- a/drivers/media/usb/dvb-usb/cxusb.c +++ b/drivers/media/usb/dvb-usb/cxusb.c @@ -818,6 +818,8 @@ static int dvico_bluebird_xc2028_callback(void *ptr, int component, case XC2028_RESET_CLK: deb_info("%s: XC2028_RESET_CLK %d\n", __func__, arg); break; + case XC2028_I2C_FLUSH: + break; default: deb_info("%s: unknown command %d, arg %d\n", __func__, command, arg); diff --git a/drivers/media/usb/dvb-usb/dib0700_devices.c b/drivers/media/usb/dvb-usb/dib0700_devices.c index 7df0707a0455..38c03283a441 100644 --- a/drivers/media/usb/dvb-usb/dib0700_devices.c +++ b/drivers/media/usb/dvb-usb/dib0700_devices.c @@ -431,6 +431,7 @@ static int stk7700ph_xc3028_callback(void *ptr, int component, state->dib7000p_ops.set_gpio(adap->fe_adap[0].fe, 8, 0, 1); break; case XC2028_RESET_CLK: + case XC2028_I2C_FLUSH: break; default: err("%s: unknown command %d, arg %d\n", __func__, diff --git a/drivers/media/usb/em28xx/Kconfig b/drivers/media/usb/em28xx/Kconfig index e382210c4ada..75323f5efd0f 100644 --- a/drivers/media/usb/em28xx/Kconfig +++ b/drivers/media/usb/em28xx/Kconfig @@ -11,7 +11,7 @@ config VIDEO_EM28XX_V4L2 select VIDEO_SAA711X if MEDIA_SUBDRV_AUTOSELECT select VIDEO_TVP5150 if MEDIA_SUBDRV_AUTOSELECT select VIDEO_MSP3400 if MEDIA_SUBDRV_AUTOSELECT - select VIDEO_MT9V011 if MEDIA_SUBDRV_AUTOSELECT + select VIDEO_MT9V011 if MEDIA_SUBDRV_AUTOSELECT && MEDIA_CAMERA_SUPPORT ---help--- This is a video4linux driver for Empia 28xx based TV cards. diff --git a/drivers/media/usb/go7007/Kconfig b/drivers/media/usb/go7007/Kconfig index 95a3af644a92..af1d02430931 100644 --- a/drivers/media/usb/go7007/Kconfig +++ b/drivers/media/usb/go7007/Kconfig @@ -11,7 +11,7 @@ config VIDEO_GO7007 select VIDEO_TW2804 if MEDIA_SUBDRV_AUTOSELECT select VIDEO_TW9903 if MEDIA_SUBDRV_AUTOSELECT select VIDEO_TW9906 if MEDIA_SUBDRV_AUTOSELECT - select VIDEO_OV7640 if MEDIA_SUBDRV_AUTOSELECT + select VIDEO_OV7640 if MEDIA_SUBDRV_AUTOSELECT && MEDIA_CAMERA_SUPPORT select VIDEO_UDA1342 if MEDIA_SUBDRV_AUTOSELECT ---help--- This is a video4linux driver for the WIS GO7007 MPEG diff --git a/drivers/media/usb/hdpvr/hdpvr-core.c b/drivers/media/usb/hdpvr/hdpvr-core.c index 3fc64197b4e6..08f0ca7aa012 100644 --- a/drivers/media/usb/hdpvr/hdpvr-core.c +++ b/drivers/media/usb/hdpvr/hdpvr-core.c @@ -273,7 +273,9 @@ static int hdpvr_probe(struct usb_interface *interface, struct hdpvr_device *dev; struct usb_host_interface *iface_desc; struct usb_endpoint_descriptor *endpoint; +#if IS_ENABLED(CONFIG_I2C) struct i2c_client *client; +#endif size_t buffer_size; int i; int retval = -ENOMEM; diff --git a/drivers/media/usb/pwc/pwc-if.c b/drivers/media/usb/pwc/pwc-if.c index 58f23bcfe94e..299750e56916 100644 --- a/drivers/media/usb/pwc/pwc-if.c +++ b/drivers/media/usb/pwc/pwc-if.c @@ -1119,8 +1119,10 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id return 0; +#ifdef CONFIG_USB_PWC_INPUT_EVDEV err_video_unreg: video_unregister_device(&pdev->vdev); +#endif err_unregister_v4l2_dev: v4l2_device_unregister(&pdev->v4l2_dev); err_free_controls: diff --git a/drivers/media/v4l2-core/Kconfig b/drivers/media/v4l2-core/Kconfig index 9beece00869b..29b3436d0910 100644 --- a/drivers/media/v4l2-core/Kconfig +++ b/drivers/media/v4l2-core/Kconfig @@ -37,7 +37,6 @@ config VIDEO_PCI_SKELETON # Used by drivers that need tuner.ko config VIDEO_TUNER tristate - depends on MEDIA_TUNER # Used by drivers that need v4l2-mem2mem.ko config V4L2_MEM2MEM_DEV diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c index 4379b949bb93..943f90e392a7 100644 --- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c +++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c @@ -18,8 +18,18 @@ #include <linux/videodev2.h> #include <linux/v4l2-subdev.h> #include <media/v4l2-dev.h> +#include <media/v4l2-fh.h> +#include <media/v4l2-ctrls.h> #include <media/v4l2-ioctl.h> +/* Use the same argument order as copy_in_user */ +#define assign_in_user(to, from) \ +({ \ + typeof(*from) __assign_tmp; \ + \ + get_user(__assign_tmp, from) || put_user(__assign_tmp, to); \ +}) + static long native_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { long ret = -ENOIOCTLCMD; @@ -33,131 +43,88 @@ static long native_ioctl(struct file *file, unsigned int cmd, unsigned long arg) struct v4l2_clip32 { struct v4l2_rect c; - compat_caddr_t next; + compat_caddr_t next; }; struct v4l2_window32 { struct v4l2_rect w; - __u32 field; /* enum v4l2_field */ + __u32 field; /* enum v4l2_field */ __u32 chromakey; compat_caddr_t clips; /* actually struct v4l2_clip32 * */ __u32 clipcount; compat_caddr_t bitmap; + __u8 global_alpha; }; -static int get_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up) -{ - if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_window32)) || - copy_from_user(&kp->w, &up->w, sizeof(up->w)) || - get_user(kp->field, &up->field) || - get_user(kp->chromakey, &up->chromakey) || - get_user(kp->clipcount, &up->clipcount)) - return -EFAULT; - if (kp->clipcount > 2048) - return -EINVAL; - if (kp->clipcount) { - struct v4l2_clip32 __user *uclips; - struct v4l2_clip __user *kclips; - int n = kp->clipcount; - compat_caddr_t p; - - if (get_user(p, &up->clips)) - return -EFAULT; - uclips = compat_ptr(p); - kclips = compat_alloc_user_space(n * sizeof(struct v4l2_clip)); - kp->clips = kclips; - while (--n >= 0) { - if (copy_in_user(&kclips->c, &uclips->c, sizeof(uclips->c))) - return -EFAULT; - if (put_user(n ? kclips + 1 : NULL, &kclips->next)) - return -EFAULT; - uclips += 1; - kclips += 1; - } - } else - kp->clips = NULL; - return 0; -} - -static int put_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up) -{ - if (copy_to_user(&up->w, &kp->w, sizeof(kp->w)) || - put_user(kp->field, &up->field) || - put_user(kp->chromakey, &up->chromakey) || - put_user(kp->clipcount, &up->clipcount)) - return -EFAULT; - return 0; -} - -static inline int get_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up) -{ - if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format))) - return -EFAULT; - return 0; -} - -static inline int get_v4l2_pix_format_mplane(struct v4l2_pix_format_mplane *kp, - struct v4l2_pix_format_mplane __user *up) -{ - if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format_mplane))) - return -EFAULT; - return 0; -} - -static inline int put_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up) -{ - if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format))) - return -EFAULT; - return 0; -} - -static inline int put_v4l2_pix_format_mplane(struct v4l2_pix_format_mplane *kp, - struct v4l2_pix_format_mplane __user *up) +static int get_v4l2_window32(struct v4l2_window __user *kp, + struct v4l2_window32 __user *up, + void __user *aux_buf, u32 aux_space) { - if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format_mplane))) + struct v4l2_clip32 __user *uclips; + struct v4l2_clip __user *kclips; + compat_caddr_t p; + u32 clipcount; + + if (!access_ok(VERIFY_READ, up, sizeof(*up)) || + copy_in_user(&kp->w, &up->w, sizeof(up->w)) || + assign_in_user(&kp->field, &up->field) || + assign_in_user(&kp->chromakey, &up->chromakey) || + assign_in_user(&kp->global_alpha, &up->global_alpha) || + get_user(clipcount, &up->clipcount) || + put_user(clipcount, &kp->clipcount)) return -EFAULT; - return 0; -} + if (clipcount > 2048) + return -EINVAL; + if (!clipcount) + return put_user(NULL, &kp->clips); -static inline int get_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up) -{ - if (copy_from_user(kp, up, sizeof(struct v4l2_vbi_format))) + if (get_user(p, &up->clips)) return -EFAULT; - return 0; -} - -static inline int put_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up) -{ - if (copy_to_user(up, kp, sizeof(struct v4l2_vbi_format))) + uclips = compat_ptr(p); + if (aux_space < clipcount * sizeof(*kclips)) return -EFAULT; - return 0; -} - -static inline int get_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up) -{ - if (copy_from_user(kp, up, sizeof(struct v4l2_sliced_vbi_format))) + kclips = aux_buf; + if (put_user(kclips, &kp->clips)) return -EFAULT; - return 0; -} -static inline int put_v4l2_sliced_vbi_format(struct v4l2_sliced_vbi_format *kp, struct v4l2_sliced_vbi_format __user *up) -{ - if (copy_to_user(up, kp, sizeof(struct v4l2_sliced_vbi_format))) - return -EFAULT; + while (clipcount--) { + if (copy_in_user(&kclips->c, &uclips->c, sizeof(uclips->c))) + return -EFAULT; + if (put_user(clipcount ? kclips + 1 : NULL, &kclips->next)) + return -EFAULT; + uclips++; + kclips++; + } return 0; } -static inline int get_v4l2_sdr_format(struct v4l2_sdr_format *kp, struct v4l2_sdr_format __user *up) +static int put_v4l2_window32(struct v4l2_window __user *kp, + struct v4l2_window32 __user *up) { - if (copy_from_user(kp, up, sizeof(struct v4l2_sdr_format))) + struct v4l2_clip __user *kclips = kp->clips; + struct v4l2_clip32 __user *uclips; + compat_caddr_t p; + u32 clipcount; + + if (copy_in_user(&up->w, &kp->w, sizeof(kp->w)) || + assign_in_user(&up->field, &kp->field) || + assign_in_user(&up->chromakey, &kp->chromakey) || + assign_in_user(&up->global_alpha, &kp->global_alpha) || + get_user(clipcount, &kp->clipcount) || + put_user(clipcount, &up->clipcount)) return -EFAULT; - return 0; -} + if (!clipcount) + return 0; -static inline int put_v4l2_sdr_format(struct v4l2_sdr_format *kp, struct v4l2_sdr_format __user *up) -{ - if (copy_to_user(up, kp, sizeof(struct v4l2_sdr_format))) + if (get_user(p, &up->clips)) return -EFAULT; + uclips = compat_ptr(p); + while (clipcount--) { + if (copy_in_user(&uclips->c, &kclips->c, sizeof(uclips->c))) + return -EFAULT; + uclips++; + kclips++; + } return 0; } @@ -191,97 +158,158 @@ struct v4l2_create_buffers32 { __u32 reserved[8]; }; -static int __get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) +static int __bufsize_v4l2_format(struct v4l2_format32 __user *up, u32 *size) +{ + u32 type; + + if (get_user(type, &up->type)) + return -EFAULT; + + switch (type) { + case V4L2_BUF_TYPE_VIDEO_OVERLAY: + case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: { + u32 clipcount; + + if (get_user(clipcount, &up->fmt.win.clipcount)) + return -EFAULT; + if (clipcount > 2048) + return -EINVAL; + *size = clipcount * sizeof(struct v4l2_clip); + return 0; + } + default: + *size = 0; + return 0; + } +} + +static int bufsize_v4l2_format(struct v4l2_format32 __user *up, u32 *size) { - if (get_user(kp->type, &up->type)) + if (!access_ok(VERIFY_READ, up, sizeof(*up))) return -EFAULT; + return __bufsize_v4l2_format(up, size); +} - switch (kp->type) { +static int __get_v4l2_format32(struct v4l2_format __user *kp, + struct v4l2_format32 __user *up, + void __user *aux_buf, u32 aux_space) +{ + u32 type; + + if (get_user(type, &up->type) || put_user(type, &kp->type)) + return -EFAULT; + + switch (type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: case V4L2_BUF_TYPE_VIDEO_OUTPUT: - return get_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); + return copy_in_user(&kp->fmt.pix, &up->fmt.pix, + sizeof(kp->fmt.pix)) ? -EFAULT : 0; case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: - return get_v4l2_pix_format_mplane(&kp->fmt.pix_mp, - &up->fmt.pix_mp); + return copy_in_user(&kp->fmt.pix_mp, &up->fmt.pix_mp, + sizeof(kp->fmt.pix_mp)) ? -EFAULT : 0; case V4L2_BUF_TYPE_VIDEO_OVERLAY: case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: - return get_v4l2_window32(&kp->fmt.win, &up->fmt.win); + return get_v4l2_window32(&kp->fmt.win, &up->fmt.win, + aux_buf, aux_space); case V4L2_BUF_TYPE_VBI_CAPTURE: case V4L2_BUF_TYPE_VBI_OUTPUT: - return get_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); + return copy_in_user(&kp->fmt.vbi, &up->fmt.vbi, + sizeof(kp->fmt.vbi)) ? -EFAULT : 0; case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - return get_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced); + return copy_in_user(&kp->fmt.sliced, &up->fmt.sliced, + sizeof(kp->fmt.sliced)) ? -EFAULT : 0; case V4L2_BUF_TYPE_SDR_CAPTURE: case V4L2_BUF_TYPE_SDR_OUTPUT: - return get_v4l2_sdr_format(&kp->fmt.sdr, &up->fmt.sdr); + return copy_in_user(&kp->fmt.sdr, &up->fmt.sdr, + sizeof(kp->fmt.sdr)) ? -EFAULT : 0; default: - pr_info("compat_ioctl32: unexpected VIDIOC_FMT type %d\n", - kp->type); return -EINVAL; } } -static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) +static int get_v4l2_format32(struct v4l2_format __user *kp, + struct v4l2_format32 __user *up, + void __user *aux_buf, u32 aux_space) { - if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_format32))) + if (!access_ok(VERIFY_READ, up, sizeof(*up))) return -EFAULT; - return __get_v4l2_format32(kp, up); + return __get_v4l2_format32(kp, up, aux_buf, aux_space); } -static int get_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up) +static int bufsize_v4l2_create(struct v4l2_create_buffers32 __user *up, + u32 *size) { - if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_create_buffers32)) || - copy_from_user(kp, up, offsetof(struct v4l2_create_buffers32, format))) + if (!access_ok(VERIFY_READ, up, sizeof(*up))) return -EFAULT; - return __get_v4l2_format32(&kp->format, &up->format); + return __bufsize_v4l2_format(&up->format, size); } -static int __put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) +static int get_v4l2_create32(struct v4l2_create_buffers __user *kp, + struct v4l2_create_buffers32 __user *up, + void __user *aux_buf, u32 aux_space) { - if (put_user(kp->type, &up->type)) + if (!access_ok(VERIFY_READ, up, sizeof(*up)) || + copy_in_user(kp, up, + offsetof(struct v4l2_create_buffers32, format))) return -EFAULT; + return __get_v4l2_format32(&kp->format, &up->format, + aux_buf, aux_space); +} + +static int __put_v4l2_format32(struct v4l2_format __user *kp, + struct v4l2_format32 __user *up) +{ + u32 type; - switch (kp->type) { + if (get_user(type, &kp->type)) + return -EFAULT; + + switch (type) { case V4L2_BUF_TYPE_VIDEO_CAPTURE: case V4L2_BUF_TYPE_VIDEO_OUTPUT: - return put_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix); + return copy_in_user(&up->fmt.pix, &kp->fmt.pix, + sizeof(kp->fmt.pix)) ? -EFAULT : 0; case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: - return put_v4l2_pix_format_mplane(&kp->fmt.pix_mp, - &up->fmt.pix_mp); + return copy_in_user(&up->fmt.pix_mp, &kp->fmt.pix_mp, + sizeof(kp->fmt.pix_mp)) ? -EFAULT : 0; case V4L2_BUF_TYPE_VIDEO_OVERLAY: case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: return put_v4l2_window32(&kp->fmt.win, &up->fmt.win); case V4L2_BUF_TYPE_VBI_CAPTURE: case V4L2_BUF_TYPE_VBI_OUTPUT: - return put_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi); + return copy_in_user(&up->fmt.vbi, &kp->fmt.vbi, + sizeof(kp->fmt.vbi)) ? -EFAULT : 0; case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: - return put_v4l2_sliced_vbi_format(&kp->fmt.sliced, &up->fmt.sliced); + return copy_in_user(&up->fmt.sliced, &kp->fmt.sliced, + sizeof(kp->fmt.sliced)) ? -EFAULT : 0; case V4L2_BUF_TYPE_SDR_CAPTURE: case V4L2_BUF_TYPE_SDR_OUTPUT: - return put_v4l2_sdr_format(&kp->fmt.sdr, &up->fmt.sdr); + return copy_in_user(&up->fmt.sdr, &kp->fmt.sdr, + sizeof(kp->fmt.sdr)) ? -EFAULT : 0; default: - pr_info("compat_ioctl32: unexpected VIDIOC_FMT type %d\n", - kp->type); return -EINVAL; } } -static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up) +static int put_v4l2_format32(struct v4l2_format __user *kp, + struct v4l2_format32 __user *up) { - if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_format32))) + if (!access_ok(VERIFY_WRITE, up, sizeof(*up))) return -EFAULT; return __put_v4l2_format32(kp, up); } -static int put_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up) +static int put_v4l2_create32(struct v4l2_create_buffers __user *kp, + struct v4l2_create_buffers32 __user *up) { - if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_create_buffers32)) || - copy_to_user(up, kp, offsetof(struct v4l2_create_buffers32, format)) || - copy_to_user(up->reserved, kp->reserved, sizeof(kp->reserved))) + if (!access_ok(VERIFY_WRITE, up, sizeof(*up)) || + copy_in_user(up, kp, + offsetof(struct v4l2_create_buffers32, format)) || + copy_in_user(up->reserved, kp->reserved, sizeof(kp->reserved))) return -EFAULT; return __put_v4l2_format32(&kp->format, &up->format); } @@ -295,25 +323,28 @@ struct v4l2_standard32 { __u32 reserved[4]; }; -static int get_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up) +static int get_v4l2_standard32(struct v4l2_standard __user *kp, + struct v4l2_standard32 __user *up) { /* other fields are not set by the user, nor used by the driver */ - if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_standard32)) || - get_user(kp->index, &up->index)) + if (!access_ok(VERIFY_READ, up, sizeof(*up)) || + assign_in_user(&kp->index, &up->index)) return -EFAULT; return 0; } -static int put_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up) +static int put_v4l2_standard32(struct v4l2_standard __user *kp, + struct v4l2_standard32 __user *up) { - if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_standard32)) || - put_user(kp->index, &up->index) || - put_user(kp->id, &up->id) || - copy_to_user(up->name, kp->name, 24) || - copy_to_user(&up->frameperiod, &kp->frameperiod, sizeof(kp->frameperiod)) || - put_user(kp->framelines, &up->framelines) || - copy_to_user(up->reserved, kp->reserved, 4 * sizeof(__u32))) - return -EFAULT; + if (!access_ok(VERIFY_WRITE, up, sizeof(*up)) || + assign_in_user(&up->index, &kp->index) || + assign_in_user(&up->id, &kp->id) || + copy_in_user(up->name, kp->name, sizeof(up->name)) || + copy_in_user(&up->frameperiod, &kp->frameperiod, + sizeof(up->frameperiod)) || + assign_in_user(&up->framelines, &kp->framelines) || + copy_in_user(up->reserved, kp->reserved, sizeof(up->reserved))) + return -EFAULT; return 0; } @@ -352,134 +383,186 @@ struct v4l2_buffer32 { __u32 reserved; }; -static int get_v4l2_plane32(struct v4l2_plane __user *up, struct v4l2_plane32 __user *up32, - enum v4l2_memory memory) +static int get_v4l2_plane32(struct v4l2_plane __user *up, + struct v4l2_plane32 __user *up32, + enum v4l2_memory memory) { - void __user *up_pln; - compat_long_t p; + compat_ulong_t p; if (copy_in_user(up, up32, 2 * sizeof(__u32)) || - copy_in_user(&up->data_offset, &up32->data_offset, - sizeof(__u32))) + copy_in_user(&up->data_offset, &up32->data_offset, + sizeof(up->data_offset))) return -EFAULT; - if (memory == V4L2_MEMORY_USERPTR) { - if (get_user(p, &up32->m.userptr)) - return -EFAULT; - up_pln = compat_ptr(p); - if (put_user((unsigned long)up_pln, &up->m.userptr)) + switch (memory) { + case V4L2_MEMORY_MMAP: + case V4L2_MEMORY_OVERLAY: + if (copy_in_user(&up->m.mem_offset, &up32->m.mem_offset, + sizeof(up32->m.mem_offset))) return -EFAULT; - } else if (memory == V4L2_MEMORY_DMABUF) { - if (copy_in_user(&up->m.fd, &up32->m.fd, sizeof(int))) + break; + case V4L2_MEMORY_USERPTR: + if (get_user(p, &up32->m.userptr) || + put_user((unsigned long)compat_ptr(p), &up->m.userptr)) return -EFAULT; - } else { - if (copy_in_user(&up->m.mem_offset, &up32->m.mem_offset, - sizeof(__u32))) + break; + case V4L2_MEMORY_DMABUF: + if (copy_in_user(&up->m.fd, &up32->m.fd, sizeof(up32->m.fd))) return -EFAULT; + break; } return 0; } -static int put_v4l2_plane32(struct v4l2_plane __user *up, struct v4l2_plane32 __user *up32, - enum v4l2_memory memory) +static int put_v4l2_plane32(struct v4l2_plane __user *up, + struct v4l2_plane32 __user *up32, + enum v4l2_memory memory) { + unsigned long p; + if (copy_in_user(up32, up, 2 * sizeof(__u32)) || - copy_in_user(&up32->data_offset, &up->data_offset, - sizeof(__u32))) + copy_in_user(&up32->data_offset, &up->data_offset, + sizeof(up->data_offset))) return -EFAULT; - /* For MMAP, driver might've set up the offset, so copy it back. - * USERPTR stays the same (was userspace-provided), so no copying. */ - if (memory == V4L2_MEMORY_MMAP) + switch (memory) { + case V4L2_MEMORY_MMAP: + case V4L2_MEMORY_OVERLAY: if (copy_in_user(&up32->m.mem_offset, &up->m.mem_offset, - sizeof(__u32))) + sizeof(up->m.mem_offset))) return -EFAULT; - /* For DMABUF, driver might've set up the fd, so copy it back. */ - if (memory == V4L2_MEMORY_DMABUF) - if (copy_in_user(&up32->m.fd, &up->m.fd, - sizeof(int))) + break; + case V4L2_MEMORY_USERPTR: + if (get_user(p, &up->m.userptr) || + put_user((compat_ulong_t)ptr_to_compat((__force void *)p), + &up32->m.userptr)) + return -EFAULT; + break; + case V4L2_MEMORY_DMABUF: + if (copy_in_user(&up32->m.fd, &up->m.fd, sizeof(up->m.fd))) return -EFAULT; + break; + } return 0; } -static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up) +static int bufsize_v4l2_buffer(struct v4l2_buffer32 __user *up, u32 *size) { + u32 type; + u32 length; + + if (!access_ok(VERIFY_READ, up, sizeof(*up)) || + get_user(type, &up->type) || + get_user(length, &up->length)) + return -EFAULT; + + if (V4L2_TYPE_IS_MULTIPLANAR(type)) { + if (length > VIDEO_MAX_PLANES) + return -EINVAL; + + /* + * We don't really care if userspace decides to kill itself + * by passing a very big length value + */ + *size = length * sizeof(struct v4l2_plane); + } else { + *size = 0; + } + return 0; +} + +static int get_v4l2_buffer32(struct v4l2_buffer __user *kp, + struct v4l2_buffer32 __user *up, + void __user *aux_buf, u32 aux_space) +{ + u32 type; + u32 length; + enum v4l2_memory memory; struct v4l2_plane32 __user *uplane32; struct v4l2_plane __user *uplane; compat_caddr_t p; - int num_planes; int ret; - if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_buffer32)) || - get_user(kp->index, &up->index) || - get_user(kp->type, &up->type) || - get_user(kp->flags, &up->flags) || - get_user(kp->memory, &up->memory) || - get_user(kp->length, &up->length)) - return -EFAULT; + if (!access_ok(VERIFY_READ, up, sizeof(*up)) || + assign_in_user(&kp->index, &up->index) || + get_user(type, &up->type) || + put_user(type, &kp->type) || + assign_in_user(&kp->flags, &up->flags) || + get_user(memory, &up->memory) || + put_user(memory, &kp->memory) || + get_user(length, &up->length) || + put_user(length, &kp->length)) + return -EFAULT; - if (V4L2_TYPE_IS_OUTPUT(kp->type)) - if (get_user(kp->bytesused, &up->bytesused) || - get_user(kp->field, &up->field) || - get_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) || - get_user(kp->timestamp.tv_usec, - &up->timestamp.tv_usec)) + if (V4L2_TYPE_IS_OUTPUT(type)) + if (assign_in_user(&kp->bytesused, &up->bytesused) || + assign_in_user(&kp->field, &up->field) || + assign_in_user(&kp->timestamp.tv_sec, + &up->timestamp.tv_sec) || + assign_in_user(&kp->timestamp.tv_usec, + &up->timestamp.tv_usec)) return -EFAULT; - if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { - num_planes = kp->length; + if (V4L2_TYPE_IS_MULTIPLANAR(type)) { + u32 num_planes = length; + if (num_planes == 0) { - kp->m.planes = NULL; - /* num_planes == 0 is legal, e.g. when userspace doesn't - * need planes array on DQBUF*/ - return 0; + /* + * num_planes == 0 is legal, e.g. when userspace doesn't + * need planes array on DQBUF + */ + return put_user(NULL, &kp->m.planes); } + if (num_planes > VIDEO_MAX_PLANES) + return -EINVAL; if (get_user(p, &up->m.planes)) return -EFAULT; uplane32 = compat_ptr(p); if (!access_ok(VERIFY_READ, uplane32, - num_planes * sizeof(struct v4l2_plane32))) + num_planes * sizeof(*uplane32))) return -EFAULT; - /* We don't really care if userspace decides to kill itself - * by passing a very big num_planes value */ - uplane = compat_alloc_user_space(num_planes * - sizeof(struct v4l2_plane)); - kp->m.planes = (__force struct v4l2_plane *)uplane; + /* + * We don't really care if userspace decides to kill itself + * by passing a very big num_planes value + */ + if (aux_space < num_planes * sizeof(*uplane)) + return -EFAULT; + + uplane = aux_buf; + if (put_user((__force struct v4l2_plane *)uplane, + &kp->m.planes)) + return -EFAULT; - while (--num_planes >= 0) { - ret = get_v4l2_plane32(uplane, uplane32, kp->memory); + while (num_planes--) { + ret = get_v4l2_plane32(uplane, uplane32, memory); if (ret) return ret; - ++uplane; - ++uplane32; + uplane++; + uplane32++; } } else { - switch (kp->memory) { + switch (memory) { case V4L2_MEMORY_MMAP: - if (get_user(kp->m.offset, &up->m.offset)) + case V4L2_MEMORY_OVERLAY: + if (assign_in_user(&kp->m.offset, &up->m.offset)) return -EFAULT; break; - case V4L2_MEMORY_USERPTR: - { - compat_long_t tmp; + case V4L2_MEMORY_USERPTR: { + compat_ulong_t userptr; - if (get_user(tmp, &up->m.userptr)) - return -EFAULT; - - kp->m.userptr = (unsigned long)compat_ptr(tmp); - } - break; - case V4L2_MEMORY_OVERLAY: - if (get_user(kp->m.offset, &up->m.offset)) + if (get_user(userptr, &up->m.userptr) || + put_user((unsigned long)compat_ptr(userptr), + &kp->m.userptr)) return -EFAULT; break; + } case V4L2_MEMORY_DMABUF: - if (get_user(kp->m.fd, &up->m.fd)) + if (assign_in_user(&kp->m.fd, &up->m.fd)) return -EFAULT; break; } @@ -488,65 +571,70 @@ static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user return 0; } -static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up) +static int put_v4l2_buffer32(struct v4l2_buffer __user *kp, + struct v4l2_buffer32 __user *up) { + u32 type; + u32 length; + enum v4l2_memory memory; struct v4l2_plane32 __user *uplane32; struct v4l2_plane __user *uplane; compat_caddr_t p; - int num_planes; int ret; - if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_buffer32)) || - put_user(kp->index, &up->index) || - put_user(kp->type, &up->type) || - put_user(kp->flags, &up->flags) || - put_user(kp->memory, &up->memory)) - return -EFAULT; + if (!access_ok(VERIFY_WRITE, up, sizeof(*up)) || + assign_in_user(&up->index, &kp->index) || + get_user(type, &kp->type) || + put_user(type, &up->type) || + assign_in_user(&up->flags, &kp->flags) || + get_user(memory, &kp->memory) || + put_user(memory, &up->memory)) + return -EFAULT; - if (put_user(kp->bytesused, &up->bytesused) || - put_user(kp->field, &up->field) || - put_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) || - put_user(kp->timestamp.tv_usec, &up->timestamp.tv_usec) || - copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) || - put_user(kp->sequence, &up->sequence) || - put_user(kp->reserved2, &up->reserved2) || - put_user(kp->reserved, &up->reserved) || - put_user(kp->length, &up->length)) - return -EFAULT; + if (assign_in_user(&up->bytesused, &kp->bytesused) || + assign_in_user(&up->field, &kp->field) || + assign_in_user(&up->timestamp.tv_sec, &kp->timestamp.tv_sec) || + assign_in_user(&up->timestamp.tv_usec, &kp->timestamp.tv_usec) || + copy_in_user(&up->timecode, &kp->timecode, sizeof(kp->timecode)) || + assign_in_user(&up->sequence, &kp->sequence) || + assign_in_user(&up->reserved2, &kp->reserved2) || + assign_in_user(&up->reserved, &kp->reserved) || + get_user(length, &kp->length) || + put_user(length, &up->length)) + return -EFAULT; + + if (V4L2_TYPE_IS_MULTIPLANAR(type)) { + u32 num_planes = length; - if (V4L2_TYPE_IS_MULTIPLANAR(kp->type)) { - num_planes = kp->length; if (num_planes == 0) return 0; - uplane = (__force struct v4l2_plane __user *)kp->m.planes; + if (get_user(uplane, ((__force struct v4l2_plane __user **)&kp->m.planes))) + return -EFAULT; if (get_user(p, &up->m.planes)) return -EFAULT; uplane32 = compat_ptr(p); - while (--num_planes >= 0) { - ret = put_v4l2_plane32(uplane, uplane32, kp->memory); + while (num_planes--) { + ret = put_v4l2_plane32(uplane, uplane32, memory); if (ret) return ret; ++uplane; ++uplane32; } } else { - switch (kp->memory) { + switch (memory) { case V4L2_MEMORY_MMAP: - if (put_user(kp->m.offset, &up->m.offset)) + case V4L2_MEMORY_OVERLAY: + if (assign_in_user(&up->m.offset, &kp->m.offset)) return -EFAULT; break; case V4L2_MEMORY_USERPTR: - if (put_user(kp->m.userptr, &up->m.userptr)) - return -EFAULT; - break; - case V4L2_MEMORY_OVERLAY: - if (put_user(kp->m.offset, &up->m.offset)) + if (assign_in_user(&up->m.userptr, &kp->m.userptr)) return -EFAULT; break; case V4L2_MEMORY_DMABUF: - if (put_user(kp->m.fd, &up->m.fd)) + if (assign_in_user(&up->m.fd, &kp->m.fd)) return -EFAULT; break; } @@ -558,7 +646,7 @@ static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user struct v4l2_framebuffer32 { __u32 capability; __u32 flags; - compat_caddr_t base; + compat_caddr_t base; struct { __u32 width; __u32 height; @@ -571,30 +659,33 @@ struct v4l2_framebuffer32 { } fmt; }; -static int get_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up) +static int get_v4l2_framebuffer32(struct v4l2_framebuffer __user *kp, + struct v4l2_framebuffer32 __user *up) { - u32 tmp; - - if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_framebuffer32)) || - get_user(tmp, &up->base) || - get_user(kp->capability, &up->capability) || - get_user(kp->flags, &up->flags) || - copy_from_user(&kp->fmt, &up->fmt, sizeof(up->fmt))) - return -EFAULT; - kp->base = (__force void *)compat_ptr(tmp); + compat_caddr_t tmp; + + if (!access_ok(VERIFY_READ, up, sizeof(*up)) || + get_user(tmp, &up->base) || + put_user((__force void *)compat_ptr(tmp), &kp->base) || + assign_in_user(&kp->capability, &up->capability) || + assign_in_user(&kp->flags, &up->flags) || + copy_in_user(&kp->fmt, &up->fmt, sizeof(kp->fmt))) + return -EFAULT; return 0; } -static int put_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up) +static int put_v4l2_framebuffer32(struct v4l2_framebuffer __user *kp, + struct v4l2_framebuffer32 __user *up) { - u32 tmp = (u32)((unsigned long)kp->base); - - if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_framebuffer32)) || - put_user(tmp, &up->base) || - put_user(kp->capability, &up->capability) || - put_user(kp->flags, &up->flags) || - copy_to_user(&up->fmt, &kp->fmt, sizeof(up->fmt))) - return -EFAULT; + void *base; + + if (!access_ok(VERIFY_WRITE, up, sizeof(*up)) || + get_user(base, &kp->base) || + put_user(ptr_to_compat(base), &up->base) || + assign_in_user(&up->capability, &kp->capability) || + assign_in_user(&up->flags, &kp->flags) || + copy_in_user(&up->fmt, &kp->fmt, sizeof(kp->fmt))) + return -EFAULT; return 0; } @@ -606,21 +697,26 @@ struct v4l2_input32 { __u32 tuner; /* Associated tuner */ compat_u64 std; __u32 status; - __u32 reserved[4]; + __u32 capabilities; + __u32 reserved[3]; }; -/* The 64-bit v4l2_input struct has extra padding at the end of the struct. - Otherwise it is identical to the 32-bit version. */ -static inline int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) +/* + * The 64-bit v4l2_input struct has extra padding at the end of the struct. + * Otherwise it is identical to the 32-bit version. + */ +static inline int get_v4l2_input32(struct v4l2_input __user *kp, + struct v4l2_input32 __user *up) { - if (copy_from_user(kp, up, sizeof(struct v4l2_input32))) + if (copy_in_user(kp, up, sizeof(*up))) return -EFAULT; return 0; } -static inline int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input32 __user *up) +static inline int put_v4l2_input32(struct v4l2_input __user *kp, + struct v4l2_input32 __user *up) { - if (copy_to_user(up, kp, sizeof(struct v4l2_input32))) + if (copy_in_user(up, kp, sizeof(*up))) return -EFAULT; return 0; } @@ -644,58 +740,95 @@ struct v4l2_ext_control32 { }; } __attribute__ ((packed)); -/* The following function really belong in v4l2-common, but that causes - a circular dependency between modules. We need to think about this, but - for now this will do. */ - -/* Return non-zero if this control is a pointer type. Currently only - type STRING is a pointer type. */ -static inline int ctrl_is_pointer(u32 id) +/* Return true if this control is a pointer type. */ +static inline bool ctrl_is_pointer(struct file *file, u32 id) { - switch (id) { - case V4L2_CID_RDS_TX_PS_NAME: - case V4L2_CID_RDS_TX_RADIO_TEXT: - return 1; - default: - return 0; + struct video_device *vdev = video_devdata(file); + struct v4l2_fh *fh = NULL; + struct v4l2_ctrl_handler *hdl = NULL; + struct v4l2_query_ext_ctrl qec = { id }; + const struct v4l2_ioctl_ops *ops = vdev->ioctl_ops; + + if (test_bit(V4L2_FL_USES_V4L2_FH, &vdev->flags)) + fh = file->private_data; + + if (fh && fh->ctrl_handler) + hdl = fh->ctrl_handler; + else if (vdev->ctrl_handler) + hdl = vdev->ctrl_handler; + + if (hdl) { + struct v4l2_ctrl *ctrl = v4l2_ctrl_find(hdl, id); + + return ctrl && ctrl->is_ptr; } + + if (!ops || !ops->vidioc_query_ext_ctrl) + return false; + + return !ops->vidioc_query_ext_ctrl(file, fh, &qec) && + (qec.flags & V4L2_CTRL_FLAG_HAS_PAYLOAD); +} + +static int bufsize_v4l2_ext_controls(struct v4l2_ext_controls32 __user *up, + u32 *size) +{ + u32 count; + + if (!access_ok(VERIFY_READ, up, sizeof(*up)) || + get_user(count, &up->count)) + return -EFAULT; + if (count > V4L2_CID_MAX_CTRLS) + return -EINVAL; + *size = count * sizeof(struct v4l2_ext_control); + return 0; } -static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) +static int get_v4l2_ext_controls32(struct file *file, + struct v4l2_ext_controls __user *kp, + struct v4l2_ext_controls32 __user *up, + void __user *aux_buf, u32 aux_space) { struct v4l2_ext_control32 __user *ucontrols; struct v4l2_ext_control __user *kcontrols; - int n; + u32 count; + u32 n; compat_caddr_t p; - if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_ext_controls32)) || - get_user(kp->ctrl_class, &up->ctrl_class) || - get_user(kp->count, &up->count) || - get_user(kp->error_idx, &up->error_idx) || - copy_from_user(kp->reserved, up->reserved, - sizeof(kp->reserved))) - return -EFAULT; - n = kp->count; - if (n == 0) { - kp->controls = NULL; - return 0; - } + if (!access_ok(VERIFY_READ, up, sizeof(*up)) || + assign_in_user(&kp->ctrl_class, &up->ctrl_class) || + get_user(count, &up->count) || + put_user(count, &kp->count) || + assign_in_user(&kp->error_idx, &up->error_idx) || + copy_in_user(kp->reserved, up->reserved, sizeof(kp->reserved))) + return -EFAULT; + + if (count == 0) + return put_user(NULL, &kp->controls); + if (count > V4L2_CID_MAX_CTRLS) + return -EINVAL; if (get_user(p, &up->controls)) return -EFAULT; ucontrols = compat_ptr(p); - if (!access_ok(VERIFY_READ, ucontrols, - n * sizeof(struct v4l2_ext_control32))) + if (!access_ok(VERIFY_READ, ucontrols, count * sizeof(*ucontrols))) + return -EFAULT; + if (aux_space < count * sizeof(*kcontrols)) return -EFAULT; - kcontrols = compat_alloc_user_space(n * sizeof(struct v4l2_ext_control)); - kp->controls = (__force struct v4l2_ext_control *)kcontrols; - while (--n >= 0) { + kcontrols = aux_buf; + if (put_user((__force struct v4l2_ext_control *)kcontrols, + &kp->controls)) + return -EFAULT; + + for (n = 0; n < count; n++) { u32 id; if (copy_in_user(kcontrols, ucontrols, sizeof(*ucontrols))) return -EFAULT; + if (get_user(id, &kcontrols->id)) return -EFAULT; - if (ctrl_is_pointer(id)) { + + if (ctrl_is_pointer(file, id)) { void __user *s; if (get_user(p, &ucontrols->string)) @@ -710,43 +843,55 @@ static int get_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext return 0; } -static int put_v4l2_ext_controls32(struct v4l2_ext_controls *kp, struct v4l2_ext_controls32 __user *up) +static int put_v4l2_ext_controls32(struct file *file, + struct v4l2_ext_controls __user *kp, + struct v4l2_ext_controls32 __user *up) { struct v4l2_ext_control32 __user *ucontrols; - struct v4l2_ext_control __user *kcontrols = - (__force struct v4l2_ext_control __user *)kp->controls; - int n = kp->count; + struct v4l2_ext_control __user *kcontrols; + u32 count; + u32 n; compat_caddr_t p; - if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_ext_controls32)) || - put_user(kp->ctrl_class, &up->ctrl_class) || - put_user(kp->count, &up->count) || - put_user(kp->error_idx, &up->error_idx) || - copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved))) - return -EFAULT; - if (!kp->count) - return 0; + if (!access_ok(VERIFY_WRITE, up, sizeof(*up)) || + assign_in_user(&up->ctrl_class, &kp->ctrl_class) || + get_user(count, &kp->count) || + put_user(count, &up->count) || + assign_in_user(&up->error_idx, &kp->error_idx) || + copy_in_user(up->reserved, kp->reserved, sizeof(up->reserved)) || + get_user(kcontrols, &kp->controls)) + return -EFAULT; + if (!count) + return 0; if (get_user(p, &up->controls)) return -EFAULT; ucontrols = compat_ptr(p); - if (!access_ok(VERIFY_WRITE, ucontrols, - n * sizeof(struct v4l2_ext_control32))) + if (!access_ok(VERIFY_WRITE, ucontrols, count * sizeof(*ucontrols))) return -EFAULT; - while (--n >= 0) { - unsigned size = sizeof(*ucontrols); + for (n = 0; n < count; n++) { + unsigned int size = sizeof(*ucontrols); u32 id; - if (get_user(id, &kcontrols->id)) + if (get_user(id, &kcontrols->id) || + put_user(id, &ucontrols->id) || + assign_in_user(&ucontrols->size, &kcontrols->size) || + copy_in_user(&ucontrols->reserved2, &kcontrols->reserved2, + sizeof(ucontrols->reserved2))) return -EFAULT; - /* Do not modify the pointer when copying a pointer control. - The contents of the pointer was changed, not the pointer - itself. */ - if (ctrl_is_pointer(id)) + + /* + * Do not modify the pointer when copying a pointer control. + * The contents of the pointer was changed, not the pointer + * itself. + */ + if (ctrl_is_pointer(file, id)) size -= sizeof(ucontrols->value64); + if (copy_in_user(ucontrols, kcontrols, size)) return -EFAULT; + ucontrols++; kcontrols++; } @@ -766,18 +911,19 @@ struct v4l2_event32 { __u32 reserved[8]; }; -static int put_v4l2_event32(struct v4l2_event *kp, struct v4l2_event32 __user *up) +static int put_v4l2_event32(struct v4l2_event __user *kp, + struct v4l2_event32 __user *up) { - if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_event32)) || - put_user(kp->type, &up->type) || - copy_to_user(&up->u, &kp->u, sizeof(kp->u)) || - put_user(kp->pending, &up->pending) || - put_user(kp->sequence, &up->sequence) || - put_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) || - put_user(kp->timestamp.tv_nsec, &up->timestamp.tv_nsec) || - put_user(kp->id, &up->id) || - copy_to_user(up->reserved, kp->reserved, 8 * sizeof(__u32))) - return -EFAULT; + if (!access_ok(VERIFY_WRITE, up, sizeof(*up)) || + assign_in_user(&up->type, &kp->type) || + copy_in_user(&up->u, &kp->u, sizeof(kp->u)) || + assign_in_user(&up->pending, &kp->pending) || + assign_in_user(&up->sequence, &kp->sequence) || + assign_in_user(&up->timestamp.tv_sec, &kp->timestamp.tv_sec) || + assign_in_user(&up->timestamp.tv_nsec, &kp->timestamp.tv_nsec) || + assign_in_user(&up->id, &kp->id) || + copy_in_user(up->reserved, kp->reserved, sizeof(up->reserved))) + return -EFAULT; return 0; } @@ -789,32 +935,35 @@ struct v4l2_edid32 { compat_caddr_t edid; }; -static int get_v4l2_edid32(struct v4l2_edid *kp, struct v4l2_edid32 __user *up) +static int get_v4l2_edid32(struct v4l2_edid __user *kp, + struct v4l2_edid32 __user *up) { - u32 tmp; - - if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_edid32)) || - get_user(kp->pad, &up->pad) || - get_user(kp->start_block, &up->start_block) || - get_user(kp->blocks, &up->blocks) || - get_user(tmp, &up->edid) || - copy_from_user(kp->reserved, up->reserved, sizeof(kp->reserved))) - return -EFAULT; - kp->edid = (__force u8 *)compat_ptr(tmp); + compat_uptr_t tmp; + + if (!access_ok(VERIFY_READ, up, sizeof(*up)) || + assign_in_user(&kp->pad, &up->pad) || + assign_in_user(&kp->start_block, &up->start_block) || + assign_in_user(&kp->blocks, &up->blocks) || + get_user(tmp, &up->edid) || + put_user(compat_ptr(tmp), &kp->edid) || + copy_in_user(kp->reserved, up->reserved, sizeof(kp->reserved))) + return -EFAULT; return 0; } -static int put_v4l2_edid32(struct v4l2_edid *kp, struct v4l2_edid32 __user *up) +static int put_v4l2_edid32(struct v4l2_edid __user *kp, + struct v4l2_edid32 __user *up) { - u32 tmp = (u32)((unsigned long)kp->edid); - - if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_edid32)) || - put_user(kp->pad, &up->pad) || - put_user(kp->start_block, &up->start_block) || - put_user(kp->blocks, &up->blocks) || - put_user(tmp, &up->edid) || - copy_to_user(up->reserved, kp->reserved, sizeof(up->reserved))) - return -EFAULT; + void *edid; + + if (!access_ok(VERIFY_WRITE, up, sizeof(*up)) || + assign_in_user(&up->pad, &kp->pad) || + assign_in_user(&up->start_block, &kp->start_block) || + assign_in_user(&up->blocks, &kp->blocks) || + get_user(edid, &kp->edid) || + put_user(ptr_to_compat(edid), &up->edid) || + copy_in_user(up->reserved, kp->reserved, sizeof(up->reserved))) + return -EFAULT; return 0; } @@ -830,7 +979,7 @@ static int put_v4l2_edid32(struct v4l2_edid *kp, struct v4l2_edid32 __user *up) #define VIDIOC_ENUMINPUT32 _IOWR('V', 26, struct v4l2_input32) #define VIDIOC_G_EDID32 _IOWR('V', 40, struct v4l2_edid32) #define VIDIOC_S_EDID32 _IOWR('V', 41, struct v4l2_edid32) -#define VIDIOC_TRY_FMT32 _IOWR('V', 64, struct v4l2_format32) +#define VIDIOC_TRY_FMT32 _IOWR('V', 64, struct v4l2_format32) #define VIDIOC_G_EXT_CTRLS32 _IOWR('V', 71, struct v4l2_ext_controls32) #define VIDIOC_S_EXT_CTRLS32 _IOWR('V', 72, struct v4l2_ext_controls32) #define VIDIOC_TRY_EXT_CTRLS32 _IOWR('V', 73, struct v4l2_ext_controls32) @@ -846,22 +995,23 @@ static int put_v4l2_edid32(struct v4l2_edid *kp, struct v4l2_edid32 __user *up) #define VIDIOC_G_OUTPUT32 _IOR ('V', 46, s32) #define VIDIOC_S_OUTPUT32 _IOWR('V', 47, s32) +static int alloc_userspace(unsigned int size, u32 aux_space, + void __user **up_native) +{ + *up_native = compat_alloc_user_space(size + aux_space); + if (!*up_native) + return -ENOMEM; + if (clear_user(*up_native, size)) + return -EFAULT; + return 0; +} + static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { - union { - struct v4l2_format v2f; - struct v4l2_buffer v2b; - struct v4l2_framebuffer v2fb; - struct v4l2_input v2i; - struct v4l2_standard v2s; - struct v4l2_ext_controls v2ecs; - struct v4l2_event v2ev; - struct v4l2_create_buffers v2crt; - struct v4l2_edid v2edid; - unsigned long vx; - int vi; - } karg; void __user *up = compat_ptr(arg); + void __user *up_native = NULL; + void __user *aux_buf; + u32 aux_space; int compatible_arg = 1; long err = 0; @@ -900,30 +1050,52 @@ static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long ar case VIDIOC_STREAMOFF: case VIDIOC_S_INPUT: case VIDIOC_S_OUTPUT: - err = get_user(karg.vi, (s32 __user *)up); + err = alloc_userspace(sizeof(unsigned int), 0, &up_native); + if (!err && assign_in_user((unsigned int __user *)up_native, + (compat_uint_t __user *)up)) + err = -EFAULT; compatible_arg = 0; break; case VIDIOC_G_INPUT: case VIDIOC_G_OUTPUT: + err = alloc_userspace(sizeof(unsigned int), 0, &up_native); compatible_arg = 0; break; case VIDIOC_G_EDID: case VIDIOC_S_EDID: - err = get_v4l2_edid32(&karg.v2edid, up); + err = alloc_userspace(sizeof(struct v4l2_edid), 0, &up_native); + if (!err) + err = get_v4l2_edid32(up_native, up); compatible_arg = 0; break; case VIDIOC_G_FMT: case VIDIOC_S_FMT: case VIDIOC_TRY_FMT: - err = get_v4l2_format32(&karg.v2f, up); + err = bufsize_v4l2_format(up, &aux_space); + if (!err) + err = alloc_userspace(sizeof(struct v4l2_format), + aux_space, &up_native); + if (!err) { + aux_buf = up_native + sizeof(struct v4l2_format); + err = get_v4l2_format32(up_native, up, + aux_buf, aux_space); + } compatible_arg = 0; break; case VIDIOC_CREATE_BUFS: - err = get_v4l2_create32(&karg.v2crt, up); + err = bufsize_v4l2_create(up, &aux_space); + if (!err) + err = alloc_userspace(sizeof(struct v4l2_create_buffers), + aux_space, &up_native); + if (!err) { + aux_buf = up_native + sizeof(struct v4l2_create_buffers); + err = get_v4l2_create32(up_native, up, + aux_buf, aux_space); + } compatible_arg = 0; break; @@ -931,36 +1103,63 @@ static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long ar case VIDIOC_QUERYBUF: case VIDIOC_QBUF: case VIDIOC_DQBUF: - err = get_v4l2_buffer32(&karg.v2b, up); + err = bufsize_v4l2_buffer(up, &aux_space); + if (!err) + err = alloc_userspace(sizeof(struct v4l2_buffer), + aux_space, &up_native); + if (!err) { + aux_buf = up_native + sizeof(struct v4l2_buffer); + err = get_v4l2_buffer32(up_native, up, + aux_buf, aux_space); + } compatible_arg = 0; break; case VIDIOC_S_FBUF: - err = get_v4l2_framebuffer32(&karg.v2fb, up); + err = alloc_userspace(sizeof(struct v4l2_framebuffer), 0, + &up_native); + if (!err) + err = get_v4l2_framebuffer32(up_native, up); compatible_arg = 0; break; case VIDIOC_G_FBUF: + err = alloc_userspace(sizeof(struct v4l2_framebuffer), 0, + &up_native); compatible_arg = 0; break; case VIDIOC_ENUMSTD: - err = get_v4l2_standard32(&karg.v2s, up); + err = alloc_userspace(sizeof(struct v4l2_standard), 0, + &up_native); + if (!err) + err = get_v4l2_standard32(up_native, up); compatible_arg = 0; break; case VIDIOC_ENUMINPUT: - err = get_v4l2_input32(&karg.v2i, up); + err = alloc_userspace(sizeof(struct v4l2_input), 0, &up_native); + if (!err) + err = get_v4l2_input32(up_native, up); compatible_arg = 0; break; case VIDIOC_G_EXT_CTRLS: case VIDIOC_S_EXT_CTRLS: case VIDIOC_TRY_EXT_CTRLS: - err = get_v4l2_ext_controls32(&karg.v2ecs, up); + err = bufsize_v4l2_ext_controls(up, &aux_space); + if (!err) + err = alloc_userspace(sizeof(struct v4l2_ext_controls), + aux_space, &up_native); + if (!err) { + aux_buf = up_native + sizeof(struct v4l2_ext_controls); + err = get_v4l2_ext_controls32(file, up_native, up, + aux_buf, aux_space); + } compatible_arg = 0; break; case VIDIOC_DQEVENT: + err = alloc_userspace(sizeof(struct v4l2_event), 0, &up_native); compatible_arg = 0; break; } @@ -969,22 +1168,26 @@ static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long ar if (compatible_arg) err = native_ioctl(file, cmd, (unsigned long)up); - else { - mm_segment_t old_fs = get_fs(); + else + err = native_ioctl(file, cmd, (unsigned long)up_native); - set_fs(KERNEL_DS); - err = native_ioctl(file, cmd, (unsigned long)&karg); - set_fs(old_fs); - } + if (err == -ENOTTY) + return err; - /* Special case: even after an error we need to put the - results back for these ioctls since the error_idx will - contain information on which control failed. */ + /* + * Special case: even after an error we need to put the + * results back for these ioctls since the error_idx will + * contain information on which control failed. + */ switch (cmd) { case VIDIOC_G_EXT_CTRLS: case VIDIOC_S_EXT_CTRLS: case VIDIOC_TRY_EXT_CTRLS: - if (put_v4l2_ext_controls32(&karg.v2ecs, up)) + if (put_v4l2_ext_controls32(file, up_native, up)) + err = -EFAULT; + break; + case VIDIOC_S_EDID: + if (put_v4l2_edid32(up_native, up)) err = -EFAULT; break; } @@ -996,44 +1199,46 @@ static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long ar case VIDIOC_S_OUTPUT: case VIDIOC_G_INPUT: case VIDIOC_G_OUTPUT: - err = put_user(((s32)karg.vi), (s32 __user *)up); + if (assign_in_user((compat_uint_t __user *)up, + ((unsigned int __user *)up_native))) + err = -EFAULT; break; case VIDIOC_G_FBUF: - err = put_v4l2_framebuffer32(&karg.v2fb, up); + err = put_v4l2_framebuffer32(up_native, up); break; case VIDIOC_DQEVENT: - err = put_v4l2_event32(&karg.v2ev, up); + err = put_v4l2_event32(up_native, up); break; case VIDIOC_G_EDID: - case VIDIOC_S_EDID: - err = put_v4l2_edid32(&karg.v2edid, up); + err = put_v4l2_edid32(up_native, up); break; case VIDIOC_G_FMT: case VIDIOC_S_FMT: case VIDIOC_TRY_FMT: - err = put_v4l2_format32(&karg.v2f, up); + err = put_v4l2_format32(up_native, up); break; case VIDIOC_CREATE_BUFS: - err = put_v4l2_create32(&karg.v2crt, up); + err = put_v4l2_create32(up_native, up); break; + case VIDIOC_PREPARE_BUF: case VIDIOC_QUERYBUF: case VIDIOC_QBUF: case VIDIOC_DQBUF: - err = put_v4l2_buffer32(&karg.v2b, up); + err = put_v4l2_buffer32(up_native, up); break; case VIDIOC_ENUMSTD: - err = put_v4l2_standard32(&karg.v2s, up); + err = put_v4l2_standard32(up_native, up); break; case VIDIOC_ENUMINPUT: - err = put_v4l2_input32(&karg.v2i, up); + err = put_v4l2_input32(up_native, up); break; } return err; diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 7486af2c8ae4..5e2a7e59f578 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -2783,8 +2783,11 @@ video_usercopy(struct file *file, unsigned int cmd, unsigned long arg, /* Handles IOCTL */ err = func(file, cmd, parg); - if (err == -ENOIOCTLCMD) + if (err == -ENOTTY || err == -ENOIOCTLCMD) { err = -ENOTTY; + goto out; + } + if (err == 0) { if (cmd == VIDIOC_DQBUF) trace_v4l2_dqbuf(video_devdata(file)->minor, parg); diff --git a/drivers/media/v4l2-core/videobuf2-v4l2.c b/drivers/media/v4l2-core/videobuf2-v4l2.c index 6c441be8f893..bf23234d957e 100644 --- a/drivers/media/v4l2-core/videobuf2-v4l2.c +++ b/drivers/media/v4l2-core/videobuf2-v4l2.c @@ -593,6 +593,12 @@ static int vb2_internal_dqbuf(struct vb2_queue *q, struct v4l2_buffer *b, b->flags & V4L2_BUF_FLAG_LAST) q->last_buffer_dequeued = true; + /* + * After calling the VIDIOC_DQBUF V4L2_BUF_FLAG_DONE must be + * cleared. + */ + b->flags &= ~V4L2_BUF_FLAG_DONE; + return ret; } diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index 5dcc0313c38a..207370d68c17 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -6848,6 +6848,7 @@ mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buffer, int *size, int len, int sh *size = y; } +#ifdef CONFIG_PROC_FS static void seq_mpt_print_ioc_summary(MPT_ADAPTER *ioc, struct seq_file *m, int showlan) { char expVer[32]; @@ -6879,6 +6880,7 @@ static void seq_mpt_print_ioc_summary(MPT_ADAPTER *ioc, struct seq_file *m, int seq_putc(m, '\n'); } +#endif /** * mpt_set_taskmgmt_in_progress_flag - set flags associated with task management diff --git a/drivers/mtd/chips/Kconfig b/drivers/mtd/chips/Kconfig index 8a25adced79f..bbfa1f129266 100644 --- a/drivers/mtd/chips/Kconfig +++ b/drivers/mtd/chips/Kconfig @@ -67,6 +67,10 @@ endchoice config MTD_CFI_GEOMETRY bool "Specific CFI Flash geometry selection" depends on MTD_CFI_ADV_OPTIONS + select MTD_MAP_BANK_WIDTH_1 if !(MTD_MAP_BANK_WIDTH_2 || \ + MTD_MAP_BANK_WIDTH_4 || MTD_MAP_BANK_WIDTH_8 || \ + MTD_MAP_BANK_WIDTH_16 || MTD_MAP_BANK_WIDTH_32) + select MTD_CFI_I1 if !(MTD_CFI_I2 || MTD_CFI_I4 || MTD_CFI_I8) help This option does not affect the code directly, but will enable some other configuration options which would allow you to reduce diff --git a/drivers/mtd/maps/ck804xrom.c b/drivers/mtd/maps/ck804xrom.c index 0455166f05fa..4f206a99164c 100644 --- a/drivers/mtd/maps/ck804xrom.c +++ b/drivers/mtd/maps/ck804xrom.c @@ -112,8 +112,8 @@ static void ck804xrom_cleanup(struct ck804xrom_window *window) } -static int ck804xrom_init_one(struct pci_dev *pdev, - const struct pci_device_id *ent) +static int __init ck804xrom_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { static char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL }; u8 byte; diff --git a/drivers/mtd/maps/esb2rom.c b/drivers/mtd/maps/esb2rom.c index 76ed651b515b..9646b0766ce0 100644 --- a/drivers/mtd/maps/esb2rom.c +++ b/drivers/mtd/maps/esb2rom.c @@ -144,8 +144,8 @@ static void esb2rom_cleanup(struct esb2rom_window *window) pci_dev_put(window->pdev); } -static int esb2rom_init_one(struct pci_dev *pdev, - const struct pci_device_id *ent) +static int __init esb2rom_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { static char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL }; struct esb2rom_window *window = &esb2rom_window; diff --git a/drivers/mtd/maps/ichxrom.c b/drivers/mtd/maps/ichxrom.c index 8636bba42200..976d42f63aef 100644 --- a/drivers/mtd/maps/ichxrom.c +++ b/drivers/mtd/maps/ichxrom.c @@ -57,10 +57,12 @@ static void ichxrom_cleanup(struct ichxrom_window *window) { struct ichxrom_map_info *map, *scratch; u16 word; + int ret; /* Disable writes through the rom window */ - pci_read_config_word(window->pdev, BIOS_CNTL, &word); - pci_write_config_word(window->pdev, BIOS_CNTL, word & ~1); + ret = pci_read_config_word(window->pdev, BIOS_CNTL, &word); + if (!ret) + pci_write_config_word(window->pdev, BIOS_CNTL, word & ~1); pci_dev_put(window->pdev); /* Free all of the mtd devices */ @@ -84,8 +86,8 @@ static void ichxrom_cleanup(struct ichxrom_window *window) } -static int ichxrom_init_one(struct pci_dev *pdev, - const struct pci_device_id *ent) +static int __init ichxrom_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { static char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL }; struct ichxrom_window *window = &ichxrom_window; diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c index 4a07ba1195b5..d125d19a35e4 100644 --- a/drivers/mtd/nand/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/brcmnand/brcmnand.c @@ -1922,16 +1922,9 @@ static int brcmnand_setup_dev(struct brcmnand_host *host) tmp &= ~ACC_CONTROL_PARTIAL_PAGE; tmp &= ~ACC_CONTROL_RD_ERASED; tmp &= ~ACC_CONTROL_FAST_PGM_RDIN; - if (ctrl->features & BRCMNAND_HAS_PREFETCH) { - /* - * FIXME: Flash DMA + prefetch may see spurious erased-page ECC - * errors - */ - if (has_flash_dma(ctrl)) - tmp &= ~ACC_CONTROL_PREFETCH; - else - tmp |= ACC_CONTROL_PREFETCH; - } + if (ctrl->features & BRCMNAND_HAS_PREFETCH) + tmp &= ~ACC_CONTROL_PREFETCH; + nand_writereg(ctrl, offs, tmp); return 0; diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c index 2064adac1d17..e2a239c1f40b 100644 --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c @@ -1029,9 +1029,6 @@ static int gpmi_ecc_read_page(struct mtd_info *mtd, struct nand_chip *chip, return ret; } - /* handle the block mark swapping */ - block_mark_swapping(this, payload_virt, auxiliary_virt); - /* Loop over status bytes, accumulating ECC status. */ status = auxiliary_virt + nfc_geo->auxiliary_status_offset; @@ -1047,6 +1044,9 @@ static int gpmi_ecc_read_page(struct mtd_info *mtd, struct nand_chip *chip, max_bitflips = max_t(unsigned int, max_bitflips, *status); } + /* handle the block mark swapping */ + block_mark_swapping(this, buf, auxiliary_virt); + if (oob_required) { /* * It's time to deliver the OOB bytes. See gpmi_ecc_read_oob() diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 7ba109e8cf88..27864c0863ef 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2023,6 +2023,7 @@ static int nand_write_oob_syndrome(struct mtd_info *mtd, static int nand_do_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops) { + unsigned int max_bitflips = 0; int page, realpage, chipnr; struct nand_chip *chip = mtd->priv; struct mtd_ecc_stats stats; @@ -2083,6 +2084,8 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from, nand_wait_ready(mtd); } + max_bitflips = max_t(unsigned int, max_bitflips, ret); + readlen -= len; if (!readlen) break; @@ -2108,7 +2111,7 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from, if (mtd->ecc_stats.failed - stats.failed) return -EBADMSG; - return mtd->ecc_stats.corrected - stats.corrected ? -EUCLEAN : 0; + return max_bitflips; } /** diff --git a/drivers/mtd/nand/sh_flctl.c b/drivers/mtd/nand/sh_flctl.c index bcba1a924c75..1f2785ee909f 100644 --- a/drivers/mtd/nand/sh_flctl.c +++ b/drivers/mtd/nand/sh_flctl.c @@ -160,7 +160,7 @@ static void flctl_setup_dma(struct sh_flctl *flctl) memset(&cfg, 0, sizeof(cfg)); cfg.direction = DMA_MEM_TO_DEV; - cfg.dst_addr = (dma_addr_t)FLDTFIFO(flctl); + cfg.dst_addr = flctl->fifo; cfg.src_addr = 0; ret = dmaengine_slave_config(flctl->chan_fifo0_tx, &cfg); if (ret < 0) @@ -176,7 +176,7 @@ static void flctl_setup_dma(struct sh_flctl *flctl) cfg.direction = DMA_DEV_TO_MEM; cfg.dst_addr = 0; - cfg.src_addr = (dma_addr_t)FLDTFIFO(flctl); + cfg.src_addr = flctl->fifo; ret = dmaengine_slave_config(flctl->chan_fifo0_rx, &cfg); if (ret < 0) goto err; @@ -1096,6 +1096,7 @@ static int flctl_probe(struct platform_device *pdev) flctl->reg = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(flctl->reg)) return PTR_ERR(flctl->reg); + flctl->fifo = res->start + 0x24; /* FLDTFIFO */ irq = platform_get_irq(pdev, 0); if (irq < 0) { diff --git a/drivers/mtd/nand/sunxi_nand.c b/drivers/mtd/nand/sunxi_nand.c index 824711845c44..3bb9b34d9e77 100644 --- a/drivers/mtd/nand/sunxi_nand.c +++ b/drivers/mtd/nand/sunxi_nand.c @@ -1046,8 +1046,14 @@ static int sunxi_nand_hw_common_ecc_ctrl_init(struct mtd_info *mtd, /* Add ECC info retrieval from DT */ for (i = 0; i < ARRAY_SIZE(strengths); i++) { - if (ecc->strength <= strengths[i]) + if (ecc->strength <= strengths[i]) { + /* + * Update ecc->strength value with the actual strength + * that will be used by the ECC engine. + */ + ecc->strength = strengths[i]; break; + } } if (i >= ARRAY_SIZE(strengths)) { diff --git a/drivers/mtd/ubi/block.c b/drivers/mtd/ubi/block.c index ebf46ad2d513..b2fb0528c092 100644 --- a/drivers/mtd/ubi/block.c +++ b/drivers/mtd/ubi/block.c @@ -99,6 +99,8 @@ struct ubiblock { /* Linked list of all ubiblock instances */ static LIST_HEAD(ubiblock_devices); +static DEFINE_IDR(ubiblock_minor_idr); +/* Protects ubiblock_devices and ubiblock_minor_idr */ static DEFINE_MUTEX(devices_mutex); static int ubiblock_major; @@ -354,8 +356,6 @@ static struct blk_mq_ops ubiblock_mq_ops = { .map_queue = blk_mq_map_queue, }; -static DEFINE_IDR(ubiblock_minor_idr); - int ubiblock_create(struct ubi_volume_info *vi) { struct ubiblock *dev; @@ -368,14 +368,15 @@ int ubiblock_create(struct ubi_volume_info *vi) /* Check that the volume isn't already handled */ mutex_lock(&devices_mutex); if (find_dev_nolock(vi->ubi_num, vi->vol_id)) { - mutex_unlock(&devices_mutex); - return -EEXIST; + ret = -EEXIST; + goto out_unlock; } - mutex_unlock(&devices_mutex); dev = kzalloc(sizeof(struct ubiblock), GFP_KERNEL); - if (!dev) - return -ENOMEM; + if (!dev) { + ret = -ENOMEM; + goto out_unlock; + } mutex_init(&dev->dev_mutex); @@ -440,14 +441,13 @@ int ubiblock_create(struct ubi_volume_info *vi) goto out_free_queue; } - mutex_lock(&devices_mutex); list_add_tail(&dev->list, &ubiblock_devices); - mutex_unlock(&devices_mutex); /* Must be the last step: anyone can call file ops from now on */ add_disk(dev->gd); dev_info(disk_to_dev(dev->gd), "created from ubi%d:%d(%s)", dev->ubi_num, dev->vol_id, vi->name); + mutex_unlock(&devices_mutex); return 0; out_free_queue: @@ -460,6 +460,8 @@ out_put_disk: put_disk(dev->gd); out_free_dev: kfree(dev); +out_unlock: + mutex_unlock(&devices_mutex); return ret; } @@ -481,30 +483,36 @@ static void ubiblock_cleanup(struct ubiblock *dev) int ubiblock_remove(struct ubi_volume_info *vi) { struct ubiblock *dev; + int ret; mutex_lock(&devices_mutex); dev = find_dev_nolock(vi->ubi_num, vi->vol_id); if (!dev) { - mutex_unlock(&devices_mutex); - return -ENODEV; + ret = -ENODEV; + goto out_unlock; } /* Found a device, let's lock it so we can check if it's busy */ mutex_lock(&dev->dev_mutex); if (dev->refcnt > 0) { - mutex_unlock(&dev->dev_mutex); - mutex_unlock(&devices_mutex); - return -EBUSY; + ret = -EBUSY; + goto out_unlock_dev; } /* Remove from device list */ list_del(&dev->list); - mutex_unlock(&devices_mutex); - ubiblock_cleanup(dev); mutex_unlock(&dev->dev_mutex); + mutex_unlock(&devices_mutex); + kfree(dev); return 0; + +out_unlock_dev: + mutex_unlock(&dev->dev_mutex); +out_unlock: + mutex_unlock(&devices_mutex); + return ret; } static int ubiblock_resize(struct ubi_volume_info *vi) @@ -633,6 +641,7 @@ static void ubiblock_remove_all(void) struct ubiblock *next; struct ubiblock *dev; + mutex_lock(&devices_mutex); list_for_each_entry_safe(dev, next, &ubiblock_devices, list) { /* The module is being forcefully removed */ WARN_ON(dev->desc); @@ -641,6 +650,7 @@ static void ubiblock_remove_all(void) ubiblock_cleanup(dev); kfree(dev); } + mutex_unlock(&devices_mutex); } int __init ubiblock_init(void) diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index f184fb5bd110..5116aec3c174 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -411,6 +411,9 @@ config XEN_NETDEV_BACKEND config VMXNET3 tristate "VMware VMXNET3 ethernet driver" depends on PCI && INET + depends on !(PAGE_SIZE_64KB || ARM64_64K_PAGES || \ + IA64_PAGE_SIZE_64KB || MICROBLAZE_64K_PAGES || \ + PARISC_PAGE_SIZE_64KB || PPC_64K_PAGES) help This driver supports VMware's vmxnet3 virtual ethernet NIC. To compile this driver as a module, choose M here: the diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 16f7cadda5c3..47f43bdecd51 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -493,7 +493,7 @@ static int flexcan_start_xmit(struct sk_buff *skb, struct net_device *dev) data = be32_to_cpup((__be32 *)&cf->data[0]); flexcan_write(data, ®s->mb[FLEXCAN_TX_BUF_ID].data[0]); } - if (cf->can_dlc > 3) { + if (cf->can_dlc > 4) { data = be32_to_cpup((__be32 *)&cf->data[4]); flexcan_write(data, ®s->mb[FLEXCAN_TX_BUF_ID].data[1]); } diff --git a/drivers/net/ethernet/3com/3c509.c b/drivers/net/ethernet/3com/3c509.c index 4547a1b8b958..7677c745fb30 100644 --- a/drivers/net/ethernet/3com/3c509.c +++ b/drivers/net/ethernet/3com/3c509.c @@ -562,7 +562,7 @@ static void el3_common_remove (struct net_device *dev) } #ifdef CONFIG_EISA -static int __init el3_eisa_probe (struct device *device) +static int el3_eisa_probe(struct device *device) { short i; int ioaddr, irq, if_port; diff --git a/drivers/net/ethernet/3com/3c59x.c b/drivers/net/ethernet/3com/3c59x.c index 4348b9c850d3..8efbd0294d05 100644 --- a/drivers/net/ethernet/3com/3c59x.c +++ b/drivers/net/ethernet/3com/3c59x.c @@ -907,7 +907,7 @@ static struct eisa_device_id vortex_eisa_ids[] = { }; MODULE_DEVICE_TABLE(eisa, vortex_eisa_ids); -static int __init vortex_eisa_probe(struct device *device) +static int vortex_eisa_probe(struct device *device) { void __iomem *ioaddr; struct eisa_device *edev; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c index 618d952c2984..2ef4b4e884ae 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-main.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-main.c @@ -829,7 +829,7 @@ static int xgbe_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int xgbe_suspend(struct device *dev) { struct net_device *netdev = dev_get_drvdata(dev); @@ -868,7 +868,7 @@ static int xgbe_resume(struct device *dev) return ret; } -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM_SLEEP */ #ifdef CONFIG_ACPI static const struct acpi_device_id xgbe_acpi_match[] = { diff --git a/drivers/net/ethernet/arc/emac_main.c b/drivers/net/ethernet/arc/emac_main.c index abe1eabc0171..9cc5daed13ed 100644 --- a/drivers/net/ethernet/arc/emac_main.c +++ b/drivers/net/ethernet/arc/emac_main.c @@ -250,39 +250,48 @@ static int arc_emac_rx(struct net_device *ndev, int budget) continue; } - pktlen = info & LEN_MASK; - stats->rx_packets++; - stats->rx_bytes += pktlen; - skb = rx_buff->skb; - skb_put(skb, pktlen); - skb->dev = ndev; - skb->protocol = eth_type_trans(skb, ndev); - - dma_unmap_single(&ndev->dev, dma_unmap_addr(rx_buff, addr), - dma_unmap_len(rx_buff, len), DMA_FROM_DEVICE); - - /* Prepare the BD for next cycle */ - rx_buff->skb = netdev_alloc_skb_ip_align(ndev, - EMAC_BUFFER_SIZE); - if (unlikely(!rx_buff->skb)) { + /* Prepare the BD for next cycle. netif_receive_skb() + * only if new skb was allocated and mapped to avoid holes + * in the RX fifo. + */ + skb = netdev_alloc_skb_ip_align(ndev, EMAC_BUFFER_SIZE); + if (unlikely(!skb)) { + if (net_ratelimit()) + netdev_err(ndev, "cannot allocate skb\n"); + /* Return ownership to EMAC */ + rxbd->info = cpu_to_le32(FOR_EMAC | EMAC_BUFFER_SIZE); stats->rx_errors++; - /* Because receive_skb is below, increment rx_dropped */ stats->rx_dropped++; continue; } - /* receive_skb only if new skb was allocated to avoid holes */ - netif_receive_skb(skb); - - addr = dma_map_single(&ndev->dev, (void *)rx_buff->skb->data, + addr = dma_map_single(&ndev->dev, (void *)skb->data, EMAC_BUFFER_SIZE, DMA_FROM_DEVICE); if (dma_mapping_error(&ndev->dev, addr)) { if (net_ratelimit()) - netdev_err(ndev, "cannot dma map\n"); - dev_kfree_skb(rx_buff->skb); + netdev_err(ndev, "cannot map dma buffer\n"); + dev_kfree_skb(skb); + /* Return ownership to EMAC */ + rxbd->info = cpu_to_le32(FOR_EMAC | EMAC_BUFFER_SIZE); stats->rx_errors++; + stats->rx_dropped++; continue; } + + /* unmap previosly mapped skb */ + dma_unmap_single(&ndev->dev, dma_unmap_addr(rx_buff, addr), + dma_unmap_len(rx_buff, len), DMA_FROM_DEVICE); + + pktlen = info & LEN_MASK; + stats->rx_packets++; + stats->rx_bytes += pktlen; + skb_put(rx_buff->skb, pktlen); + rx_buff->skb->dev = ndev; + rx_buff->skb->protocol = eth_type_trans(rx_buff->skb, ndev); + + netif_receive_skb(rx_buff->skb); + + rx_buff->skb = skb; dma_unmap_addr_set(rx_buff, addr, addr); dma_unmap_len_set(rx_buff, len, EMAC_BUFFER_SIZE); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index e5911ccb2148..74bece5897c9 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -3052,7 +3052,7 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) del_timer_sync(&bp->timer); - if (IS_PF(bp)) { + if (IS_PF(bp) && !BP_NOMCP(bp)) { /* Set ALWAYS_ALIVE bit in shmem */ bp->fw_drv_pulse_wr_seq |= DRV_PULSE_ALWAYS_ALIVE; bnx2x_drv_pulse(bp); @@ -3134,7 +3134,7 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link) bp->cnic_loaded = false; /* Clear driver version indication in shmem */ - if (IS_PF(bp)) + if (IS_PF(bp) && !BP_NOMCP(bp)) bnx2x_update_mng_version(bp); /* Check if there are pending parity attentions. If there are - set diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index abb3ff6498dc..8ddb68a3fdb6 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -9570,6 +9570,15 @@ static int bnx2x_init_shmem(struct bnx2x *bp) do { bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); + + /* If we read all 0xFFs, means we are in PCI error state and + * should bail out to avoid crashes on adapter's FW reads. + */ + if (bp->common.shmem_base == 0xFFFFFFFF) { + bp->flags |= NO_MCP_FLAG; + return -ENODEV; + } + if (bp->common.shmem_base) { val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); if (val & SHR_MEM_VALIDITY_MB) @@ -14214,7 +14223,10 @@ static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) BNX2X_ERR("IO slot reset --> driver unload\n"); /* MCP should have been reset; Need to wait for validity */ - bnx2x_init_shmem(bp); + if (bnx2x_init_shmem(bp)) { + rtnl_unlock(); + return PCI_ERS_RESULT_DISCONNECT; + } if (IS_PF(bp) && SHMEM2_HAS(bp, drv_capabilities_flag)) { u32 v; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index ea044bbcd384..3eebb57975e3 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -29,7 +29,7 @@ static int bnxt_vf_ndo_prep(struct bnxt *bp, int vf_id) netdev_err(bp->dev, "vf ndo called though sriov is disabled\n"); return -EINVAL; } - if (vf_id >= bp->pf.max_vfs) { + if (vf_id >= bp->pf.active_vfs) { netdev_err(bp->dev, "Invalid VF id %d\n", vf_id); return -EINVAL; } diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index ab53e0cfb4dc..3bba92fc9c1a 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -10051,6 +10051,16 @@ static int tg3_reset_hw(struct tg3 *tp, bool reset_phy) tw32(GRC_MODE, tp->grc_mode | val); + /* On one of the AMD platform, MRRS is restricted to 4000 because of + * south bridge limitation. As a workaround, Driver is setting MRRS + * to 2048 instead of default 4096. + */ + if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL && + tp->pdev->subsystem_device == TG3PCI_SUBDEVICE_ID_DELL_5762) { + val = tr32(TG3PCI_DEV_STATUS_CTRL) & ~MAX_READ_REQ_MASK; + tw32(TG3PCI_DEV_STATUS_CTRL, val | MAX_READ_REQ_SIZE_2048); + } + /* Setup the timer prescalar register. Clock is always 66Mhz. */ val = tr32(GRC_MISC_CFG); val &= ~0xff; @@ -14230,7 +14240,8 @@ static int tg3_change_mtu(struct net_device *dev, int new_mtu) */ if (tg3_asic_rev(tp) == ASIC_REV_57766 || tg3_asic_rev(tp) == ASIC_REV_5717 || - tg3_asic_rev(tp) == ASIC_REV_5719) + tg3_asic_rev(tp) == ASIC_REV_5719 || + tg3_asic_rev(tp) == ASIC_REV_5720) reset_phy = true; err = tg3_restart_hw(tp, reset_phy); diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h index 31c9f8295953..19532961e173 100644 --- a/drivers/net/ethernet/broadcom/tg3.h +++ b/drivers/net/ethernet/broadcom/tg3.h @@ -95,6 +95,7 @@ #define TG3PCI_SUBDEVICE_ID_DELL_JAGUAR 0x0106 #define TG3PCI_SUBDEVICE_ID_DELL_MERLOT 0x0109 #define TG3PCI_SUBDEVICE_ID_DELL_SLIM_MERLOT 0x010a +#define TG3PCI_SUBDEVICE_ID_DELL_5762 0x07f0 #define TG3PCI_SUBVENDOR_ID_COMPAQ PCI_VENDOR_ID_COMPAQ #define TG3PCI_SUBDEVICE_ID_COMPAQ_BANSHEE 0x007c #define TG3PCI_SUBDEVICE_ID_COMPAQ_BANSHEE_2 0x009a @@ -280,6 +281,9 @@ #define TG3PCI_STD_RING_PROD_IDX 0x00000098 /* 64-bit */ #define TG3PCI_RCV_RET_RING_CON_IDX 0x000000a0 /* 64-bit */ /* 0xa8 --> 0xb8 unused */ +#define TG3PCI_DEV_STATUS_CTRL 0x000000b4 +#define MAX_READ_REQ_SIZE_2048 0x00004000 +#define MAX_READ_REQ_MASK 0x00007000 #define TG3PCI_DUAL_MAC_CTRL 0x000000b8 #define DUAL_MAC_CTRL_CH_MASK 0x00000003 #define DUAL_MAC_CTRL_ID 0x00000004 diff --git a/drivers/net/ethernet/dec/tulip/de4x5.c b/drivers/net/ethernet/dec/tulip/de4x5.c index 8966f3159bb2..3acde3b9b767 100644 --- a/drivers/net/ethernet/dec/tulip/de4x5.c +++ b/drivers/net/ethernet/dec/tulip/de4x5.c @@ -1990,7 +1990,7 @@ SetMulticastFilter(struct net_device *dev) static u_char de4x5_irq[] = EISA_ALLOWED_IRQ_LIST; -static int __init de4x5_eisa_probe (struct device *gendev) +static int de4x5_eisa_probe(struct device *gendev) { struct eisa_device *edev; u_long iobase; diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index 7923bfdc9b30..901661149b44 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -1375,9 +1375,11 @@ static int gfar_probe(struct platform_device *ofdev) gfar_init_addr_hash_table(priv); - /* Insert receive time stamps into padding alignment bytes */ + /* Insert receive time stamps into padding alignment bytes, and + * plus 2 bytes padding to ensure the cpu alignment. + */ if (priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER) - priv->padding = 8; + priv->padding = 8 + DEFAULT_PADDING; if (dev->features & NETIF_F_IP_CSUM || priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER) diff --git a/drivers/net/ethernet/freescale/gianfar_ptp.c b/drivers/net/ethernet/freescale/gianfar_ptp.c index b40fba929d65..d540ee190038 100644 --- a/drivers/net/ethernet/freescale/gianfar_ptp.c +++ b/drivers/net/ethernet/freescale/gianfar_ptp.c @@ -314,11 +314,10 @@ static int ptp_gianfar_adjtime(struct ptp_clock_info *ptp, s64 delta) now = tmr_cnt_read(etsects); now += delta; tmr_cnt_write(etsects, now); + set_fipers(etsects); spin_unlock_irqrestore(&etsects->lock, flags); - set_fipers(etsects); - return 0; } diff --git a/drivers/net/ethernet/hp/hp100.c b/drivers/net/ethernet/hp/hp100.c index ae6e30d39f0f..3daf2d4a7ca0 100644 --- a/drivers/net/ethernet/hp/hp100.c +++ b/drivers/net/ethernet/hp/hp100.c @@ -194,7 +194,6 @@ static const char *hp100_isa_tbl[] = { }; #endif -#ifdef CONFIG_EISA static struct eisa_device_id hp100_eisa_tbl[] = { { "HWPF180" }, /* HP J2577 rev A */ { "HWP1920" }, /* HP 27248B */ @@ -205,9 +204,7 @@ static struct eisa_device_id hp100_eisa_tbl[] = { { "" } /* Mandatory final entry ! */ }; MODULE_DEVICE_TABLE(eisa, hp100_eisa_tbl); -#endif -#ifdef CONFIG_PCI static const struct pci_device_id hp100_pci_tbl[] = { {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_J2585A, PCI_ANY_ID, PCI_ANY_ID,}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_J2585B, PCI_ANY_ID, PCI_ANY_ID,}, @@ -219,7 +216,6 @@ static const struct pci_device_id hp100_pci_tbl[] = { {} /* Terminating entry */ }; MODULE_DEVICE_TABLE(pci, hp100_pci_tbl); -#endif static int hp100_rx_ratio = HP100_DEFAULT_RX_RATIO; static int hp100_priority_tx = HP100_DEFAULT_PRIORITY_TX; @@ -2842,8 +2838,7 @@ static void cleanup_dev(struct net_device *d) free_netdev(d); } -#ifdef CONFIG_EISA -static int __init hp100_eisa_probe (struct device *gendev) +static int hp100_eisa_probe(struct device *gendev) { struct net_device *dev = alloc_etherdev(sizeof(struct hp100_private)); struct eisa_device *edev = to_eisa_device(gendev); @@ -2884,9 +2879,7 @@ static struct eisa_driver hp100_eisa_driver = { .remove = hp100_eisa_remove, } }; -#endif -#ifdef CONFIG_PCI static int hp100_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -2955,7 +2948,6 @@ static struct pci_driver hp100_pci_driver = { .probe = hp100_pci_probe, .remove = hp100_pci_remove, }; -#endif /* * module section @@ -3032,23 +3024,17 @@ static int __init hp100_module_init(void) err = hp100_isa_init(); if (err && err != -ENODEV) goto out; -#ifdef CONFIG_EISA err = eisa_driver_register(&hp100_eisa_driver); if (err && err != -ENODEV) goto out2; -#endif -#ifdef CONFIG_PCI err = pci_register_driver(&hp100_pci_driver); if (err && err != -ENODEV) goto out3; -#endif out: return err; out3: -#ifdef CONFIG_EISA eisa_driver_unregister (&hp100_eisa_driver); out2: -#endif hp100_isa_cleanup(); goto out; } @@ -3057,12 +3043,8 @@ static int __init hp100_module_init(void) static void __exit hp100_module_exit(void) { hp100_isa_cleanup(); -#ifdef CONFIG_EISA eisa_driver_unregister (&hp100_eisa_driver); -#endif -#ifdef CONFIG_PCI pci_unregister_driver (&hp100_pci_driver); -#endif } module_init(hp100_module_init) diff --git a/drivers/net/ethernet/intel/e1000/e1000.h b/drivers/net/ethernet/intel/e1000/e1000.h index 98fe5a2cd6e3..481e994490ce 100644 --- a/drivers/net/ethernet/intel/e1000/e1000.h +++ b/drivers/net/ethernet/intel/e1000/e1000.h @@ -331,7 +331,8 @@ struct e1000_adapter { enum e1000_state_t { __E1000_TESTING, __E1000_RESETTING, - __E1000_DOWN + __E1000_DOWN, + __E1000_DISABLED }; #undef pr_fmt diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 068023595d84..2a1d4a9d3c19 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -940,7 +940,7 @@ static int e1000_init_hw_struct(struct e1000_adapter *adapter, static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct net_device *netdev; - struct e1000_adapter *adapter; + struct e1000_adapter *adapter = NULL; struct e1000_hw *hw; static int cards_found = 0; @@ -950,6 +950,7 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent) u16 tmp = 0; u16 eeprom_apme_mask = E1000_EEPROM_APME; int bars, need_ioport; + bool disable_dev = false; /* do not allocate ioport bars when not needed */ need_ioport = e1000_is_need_ioport(pdev); @@ -1250,11 +1251,13 @@ err_mdio_ioremap: iounmap(hw->ce4100_gbe_mdio_base_virt); iounmap(hw->hw_addr); err_ioremap: + disable_dev = !test_and_set_bit(__E1000_DISABLED, &adapter->flags); free_netdev(netdev); err_alloc_etherdev: pci_release_selected_regions(pdev, bars); err_pci_reg: - pci_disable_device(pdev); + if (!adapter || disable_dev) + pci_disable_device(pdev); return err; } @@ -1272,6 +1275,7 @@ static void e1000_remove(struct pci_dev *pdev) struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; + bool disable_dev; e1000_down_and_stop(adapter); e1000_release_manageability(adapter); @@ -1290,9 +1294,11 @@ static void e1000_remove(struct pci_dev *pdev) iounmap(hw->flash_address); pci_release_selected_regions(pdev, adapter->bars); + disable_dev = !test_and_set_bit(__E1000_DISABLED, &adapter->flags); free_netdev(netdev); - pci_disable_device(pdev); + if (disable_dev) + pci_disable_device(pdev); } /** @@ -5135,7 +5141,8 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake) if (netif_running(netdev)) e1000_free_irq(adapter); - pci_disable_device(pdev); + if (!test_and_set_bit(__E1000_DISABLED, &adapter->flags)) + pci_disable_device(pdev); return 0; } @@ -5179,6 +5186,10 @@ static int e1000_resume(struct pci_dev *pdev) pr_err("Cannot enable PCI device from suspend\n"); return err; } + + /* flush memory to make sure state is correct */ + smp_mb__before_atomic(); + clear_bit(__E1000_DISABLED, &adapter->flags); pci_set_master(pdev); pci_enable_wake(pdev, PCI_D3hot, 0); @@ -5253,7 +5264,9 @@ static pci_ers_result_t e1000_io_error_detected(struct pci_dev *pdev, if (netif_running(netdev)) e1000_down(adapter); - pci_disable_device(pdev); + + if (!test_and_set_bit(__E1000_DISABLED, &adapter->flags)) + pci_disable_device(pdev); /* Request a slot slot reset. */ return PCI_ERS_RESULT_NEED_RESET; @@ -5281,6 +5294,10 @@ static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev) pr_err("Cannot re-enable PCI device after reset.\n"); return PCI_ERS_RESULT_DISCONNECT; } + + /* flush memory to make sure state is correct */ + smp_mb__before_atomic(); + clear_bit(__E1000_DISABLED, &adapter->flags); pci_set_master(pdev); pci_enable_wake(pdev, PCI_D3hot, 0); diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index 4f34e1b79705..ac92685dd4e5 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -5666,6 +5666,7 @@ static void mvpp2_set_rx_mode(struct net_device *dev) int id = port->id; bool allmulti = dev->flags & IFF_ALLMULTI; +retry: mvpp2_prs_mac_promisc_set(priv, id, dev->flags & IFF_PROMISC); mvpp2_prs_mac_multi_set(priv, id, MVPP2_PE_MAC_MC_ALL, allmulti); mvpp2_prs_mac_multi_set(priv, id, MVPP2_PE_MAC_MC_IP6, allmulti); @@ -5673,9 +5674,13 @@ static void mvpp2_set_rx_mode(struct net_device *dev) /* Remove all port->id's mcast enries */ mvpp2_prs_mcast_del_all(priv, id); - if (allmulti && !netdev_mc_empty(dev)) { - netdev_for_each_mc_addr(ha, dev) - mvpp2_prs_mac_da_accept(priv, id, ha->addr, true); + if (!allmulti) { + netdev_for_each_mc_addr(ha, dev) { + if (mvpp2_prs_mac_da_accept(priv, id, ha->addr, true)) { + allmulti = true; + goto retry; + } + } } } diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c index 168823dde79f..d8359ffba026 100644 --- a/drivers/net/ethernet/mellanox/mlx4/qp.c +++ b/drivers/net/ethernet/mellanox/mlx4/qp.c @@ -280,6 +280,9 @@ void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt) u64 in_param = 0; int err; + if (!cnt) + return; + if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, base_qpn); set_param_h(&in_param, cnt); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index f9640d5ce6ba..b4f3cb55605e 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -3850,7 +3850,7 @@ static void qlcnic_83xx_flush_mbx_queue(struct qlcnic_adapter *adapter) struct list_head *head = &mbx->cmd_q; struct qlcnic_cmd_args *cmd = NULL; - spin_lock(&mbx->queue_lock); + spin_lock_bh(&mbx->queue_lock); while (!list_empty(head)) { cmd = list_entry(head->next, struct qlcnic_cmd_args, list); @@ -3861,7 +3861,7 @@ static void qlcnic_83xx_flush_mbx_queue(struct qlcnic_adapter *adapter) qlcnic_83xx_notify_cmd_completion(adapter, cmd); } - spin_unlock(&mbx->queue_lock); + spin_unlock_bh(&mbx->queue_lock); } static int qlcnic_83xx_check_mbx_status(struct qlcnic_adapter *adapter) @@ -3897,12 +3897,12 @@ static void qlcnic_83xx_dequeue_mbx_cmd(struct qlcnic_adapter *adapter, { struct qlcnic_mailbox *mbx = adapter->ahw->mailbox; - spin_lock(&mbx->queue_lock); + spin_lock_bh(&mbx->queue_lock); list_del(&cmd->list); mbx->num_cmds--; - spin_unlock(&mbx->queue_lock); + spin_unlock_bh(&mbx->queue_lock); qlcnic_83xx_notify_cmd_completion(adapter, cmd); } @@ -3967,7 +3967,7 @@ static int qlcnic_83xx_enqueue_mbx_cmd(struct qlcnic_adapter *adapter, init_completion(&cmd->completion); cmd->rsp_opcode = QLC_83XX_MBX_RESPONSE_UNKNOWN; - spin_lock(&mbx->queue_lock); + spin_lock_bh(&mbx->queue_lock); list_add_tail(&cmd->list, &mbx->cmd_q); mbx->num_cmds++; @@ -3975,7 +3975,7 @@ static int qlcnic_83xx_enqueue_mbx_cmd(struct qlcnic_adapter *adapter, *timeout = cmd->total_cmds * QLC_83XX_MBX_TIMEOUT; queue_work(mbx->work_q, &mbx->work); - spin_unlock(&mbx->queue_lock); + spin_unlock_bh(&mbx->queue_lock); return 0; } @@ -4071,15 +4071,15 @@ static void qlcnic_83xx_mailbox_worker(struct work_struct *work) mbx->rsp_status = QLC_83XX_MBX_RESPONSE_WAIT; spin_unlock_irqrestore(&mbx->aen_lock, flags); - spin_lock(&mbx->queue_lock); + spin_lock_bh(&mbx->queue_lock); if (list_empty(head)) { - spin_unlock(&mbx->queue_lock); + spin_unlock_bh(&mbx->queue_lock); return; } cmd = list_entry(head->next, struct qlcnic_cmd_args, list); - spin_unlock(&mbx->queue_lock); + spin_unlock_bh(&mbx->queue_lock); mbx_ops->encode_cmd(adapter, cmd); mbx_ops->nofity_fw(adapter, QLC_83XX_MBX_REQUEST); diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 24155380e43c..3783c40f568b 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -1387,7 +1387,7 @@ DECLARE_RTL_COND(rtl_ocp_tx_cond) { void __iomem *ioaddr = tp->mmio_addr; - return RTL_R8(IBISR0) & 0x02; + return RTL_R8(IBISR0) & 0x20; } static void rtl8168ep_stop_cmac(struct rtl8169_private *tp) @@ -1395,7 +1395,7 @@ static void rtl8168ep_stop_cmac(struct rtl8169_private *tp) void __iomem *ioaddr = tp->mmio_addr; RTL_W8(IBCR2, RTL_R8(IBCR2) & ~0x01); - rtl_msleep_loop_wait_low(tp, &rtl_ocp_tx_cond, 50, 2000); + rtl_msleep_loop_wait_high(tp, &rtl_ocp_tx_cond, 50, 2000); RTL_W8(IBISR0, RTL_R8(IBISR0) | 0x20); RTL_W8(IBCR0, RTL_R8(IBCR0) & ~0x01); } diff --git a/drivers/net/ethernet/ti/tlan.c b/drivers/net/ethernet/ti/tlan.c index a274cd49afe9..399a89f30826 100644 --- a/drivers/net/ethernet/ti/tlan.c +++ b/drivers/net/ethernet/ti/tlan.c @@ -610,8 +610,8 @@ err_out_regions: #ifdef CONFIG_PCI if (pdev) pci_release_regions(pdev); -#endif err_out: +#endif if (pdev) pci_disable_device(pdev); return rc; diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c index 95c0b45a68fb..313e006f74fe 100644 --- a/drivers/net/hippi/rrunner.c +++ b/drivers/net/hippi/rrunner.c @@ -1381,8 +1381,8 @@ static int rr_close(struct net_device *dev) rrpriv->info_dma); rrpriv->info = NULL; - free_irq(pdev->irq, dev); spin_unlock_irqrestore(&rrpriv->lock, flags); + free_irq(pdev->irq, dev); return 0; } diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c index af827faec7fe..8aecea0d5dbf 100644 --- a/drivers/net/ipvlan/ipvlan_core.c +++ b/drivers/net/ipvlan/ipvlan_core.c @@ -353,6 +353,7 @@ static int ipvlan_process_v4_outbound(struct sk_buff *skb) .flowi4_oif = dev->ifindex, .flowi4_tos = RT_TOS(ip4h->tos), .flowi4_flags = FLOWI_FLAG_ANYSRC, + .flowi4_mark = skb->mark, .daddr = ip4h->daddr, .saddr = ip4h->saddr, }; diff --git a/drivers/net/phy/mdio-sun4i.c b/drivers/net/phy/mdio-sun4i.c index 15bc7f9ea224..afd76e07088b 100644 --- a/drivers/net/phy/mdio-sun4i.c +++ b/drivers/net/phy/mdio-sun4i.c @@ -128,8 +128,10 @@ static int sun4i_mdio_probe(struct platform_device *pdev) data->regulator = devm_regulator_get(&pdev->dev, "phy"); if (IS_ERR(data->regulator)) { - if (PTR_ERR(data->regulator) == -EPROBE_DEFER) - return -EPROBE_DEFER; + if (PTR_ERR(data->regulator) == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto err_out_free_mdiobus; + } dev_info(&pdev->dev, "no regulator found\n"); } else { diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig index 1f6893ebce16..3a7286256db0 100644 --- a/drivers/net/usb/Kconfig +++ b/drivers/net/usb/Kconfig @@ -395,6 +395,10 @@ config USB_NET_RNDIS_HOST The protocol specification is incomplete, and is controlled by (and for) Microsoft; it isn't an "Open" ecosystem or market. +config USB_NET_CDC_SUBSET_ENABLE + tristate + depends on USB_NET_CDC_SUBSET + config USB_NET_CDC_SUBSET tristate "Simple USB Network Links (CDC Ethernet subset)" depends on USB_USBNET @@ -413,6 +417,7 @@ config USB_NET_CDC_SUBSET config USB_ALI_M5632 bool "ALi M5632 based 'USB 2.0 Data Link' cables" depends on USB_NET_CDC_SUBSET + select USB_NET_CDC_SUBSET_ENABLE help Choose this option if you're using a host-to-host cable based on this design, which supports USB 2.0 high speed. @@ -420,6 +425,7 @@ config USB_ALI_M5632 config USB_AN2720 bool "AnchorChips 2720 based cables (Xircom PGUNET, ...)" depends on USB_NET_CDC_SUBSET + select USB_NET_CDC_SUBSET_ENABLE help Choose this option if you're using a host-to-host cable based on this design. Note that AnchorChips is now a @@ -428,6 +434,7 @@ config USB_AN2720 config USB_BELKIN bool "eTEK based host-to-host cables (Advance, Belkin, ...)" depends on USB_NET_CDC_SUBSET + select USB_NET_CDC_SUBSET_ENABLE default y help Choose this option if you're using a host-to-host cable @@ -437,6 +444,7 @@ config USB_BELKIN config USB_ARMLINUX bool "Embedded ARM Linux links (iPaq, ...)" depends on USB_NET_CDC_SUBSET + select USB_NET_CDC_SUBSET_ENABLE default y help Choose this option to support the "usb-eth" networking driver @@ -454,6 +462,7 @@ config USB_ARMLINUX config USB_EPSON2888 bool "Epson 2888 based firmware (DEVELOPMENT)" depends on USB_NET_CDC_SUBSET + select USB_NET_CDC_SUBSET_ENABLE help Choose this option to support the usb networking links used by some sample firmware from Epson. @@ -461,6 +470,7 @@ config USB_EPSON2888 config USB_KC2190 bool "KT Technology KC2190 based cables (InstaNet)" depends on USB_NET_CDC_SUBSET + select USB_NET_CDC_SUBSET_ENABLE help Choose this option if you're using a host-to-host cable with one of these chips. diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile index b5f04068dbe4..37fb46aee341 100644 --- a/drivers/net/usb/Makefile +++ b/drivers/net/usb/Makefile @@ -23,7 +23,7 @@ obj-$(CONFIG_USB_NET_GL620A) += gl620a.o obj-$(CONFIG_USB_NET_NET1080) += net1080.o obj-$(CONFIG_USB_NET_PLUSB) += plusb.o obj-$(CONFIG_USB_NET_RNDIS_HOST) += rndis_host.o -obj-$(CONFIG_USB_NET_CDC_SUBSET) += cdc_subset.o +obj-$(CONFIG_USB_NET_CDC_SUBSET_ENABLE) += cdc_subset.o obj-$(CONFIG_USB_NET_ZAURUS) += zaurus.o obj-$(CONFIG_USB_NET_MCS7830) += mcs7830.o obj-$(CONFIG_USB_USBNET) += usbnet.o diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 1228d0da4075..72cb30828a12 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -825,6 +825,9 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ goto error2; } + /* Device-specific flags */ + ctx->drvflags = drvflags; + /* * Some Huawei devices have been observed to come out of reset in NDP32 mode. * Let's check if this is the case, and set the device to NDP16 mode again if @@ -873,9 +876,6 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ /* finish setting up the device specific data */ cdc_ncm_setup(dev); - /* Device-specific flags */ - ctx->drvflags = drvflags; - /* Allocate the delayed NDP if needed. */ if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) { ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); diff --git a/drivers/net/wireless/cw1200/cw1200_spi.c b/drivers/net/wireless/cw1200/cw1200_spi.c index a740083634d8..63f95e9c2992 100644 --- a/drivers/net/wireless/cw1200/cw1200_spi.c +++ b/drivers/net/wireless/cw1200/cw1200_spi.c @@ -446,8 +446,7 @@ static int cw1200_spi_disconnect(struct spi_device *func) return 0; } -#ifdef CONFIG_PM -static int cw1200_spi_suspend(struct device *dev) +static int __maybe_unused cw1200_spi_suspend(struct device *dev) { struct hwbus_priv *self = spi_get_drvdata(to_spi_device(dev)); @@ -460,16 +459,12 @@ static int cw1200_spi_suspend(struct device *dev) static SIMPLE_DEV_PM_OPS(cw1200_pm_ops, cw1200_spi_suspend, NULL); -#endif - static struct spi_driver spi_driver = { .probe = cw1200_spi_probe, .remove = cw1200_spi_disconnect, .driver = { .name = "cw1200_wlan_spi", -#ifdef CONFIG_PM - .pm = &cw1200_pm_ops, -#endif + .pm = IS_ENABLED(CONFIG_PM) ? &cw1200_pm_ops : NULL, }, }; diff --git a/drivers/net/wireless/cw1200/pm.h b/drivers/net/wireless/cw1200/pm.h index 3ed90ff22bb8..534548470ebc 100644 --- a/drivers/net/wireless/cw1200/pm.h +++ b/drivers/net/wireless/cw1200/pm.h @@ -31,13 +31,18 @@ int cw1200_pm_init(struct cw1200_pm_state *pm, void cw1200_pm_deinit(struct cw1200_pm_state *pm); int cw1200_wow_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); -int cw1200_wow_resume(struct ieee80211_hw *hw); int cw1200_can_suspend(struct cw1200_common *priv); +int cw1200_wow_resume(struct ieee80211_hw *hw); void cw1200_pm_stay_awake(struct cw1200_pm_state *pm, unsigned long tmo); #else static inline void cw1200_pm_stay_awake(struct cw1200_pm_state *pm, - unsigned long tmo) { + unsigned long tmo) +{ +} +static inline int cw1200_can_suspend(struct cw1200_common *priv) +{ + return 0; } #endif #endif diff --git a/drivers/net/wireless/cw1200/wsm.c b/drivers/net/wireless/cw1200/wsm.c index 9e0ca3048657..3dd46c78c1cc 100644 --- a/drivers/net/wireless/cw1200/wsm.c +++ b/drivers/net/wireless/cw1200/wsm.c @@ -379,7 +379,6 @@ static int wsm_multi_tx_confirm(struct cw1200_common *priv, { int ret; int count; - int i; count = WSM_GET32(buf); if (WARN_ON(count <= 0)) @@ -395,11 +394,10 @@ static int wsm_multi_tx_confirm(struct cw1200_common *priv, } cw1200_debug_txed_multi(priv, count); - for (i = 0; i < count; ++i) { + do { ret = wsm_tx_confirm(priv, buf, link_id); - if (ret) - return ret; - } + } while (!ret && --count); + return ret; underflow: diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c index b57cfd965196..7b13962ec9da 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/dm.c @@ -2488,9 +2488,9 @@ void rtl8821ae_dm_txpower_tracking_callback_thermalmeter( for (p = RF90_PATH_A; p < MAX_PATH_NUM_8821A; p++) rtldm->swing_idx_ofdm_base[p] = rtldm->swing_idx_ofdm[p]; - RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, - "pDM_Odm->RFCalibrateInfo.ThermalValue = %d ThermalValue= %d\n", - rtldm->thermalvalue, thermal_value); + RT_TRACE(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, + "pDM_Odm->RFCalibrateInfo.ThermalValue = %d ThermalValue= %d\n", + rtldm->thermalvalue, thermal_value); /*Record last Power Tracking Thermal Value*/ rtldm->thermalvalue = thermal_value; } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c index 738d541a2255..348ed1b0e58b 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c @@ -1127,7 +1127,7 @@ static u8 _rtl8821ae_dbi_read(struct rtl_priv *rtlpriv, u16 addr) } if (0 == tmp) { read_addr = REG_DBI_RDATA + addr % 4; - ret = rtl_read_word(rtlpriv, read_addr); + ret = rtl_read_byte(rtlpriv, read_addr); } return ret; } @@ -1169,7 +1169,8 @@ static void _rtl8821ae_enable_aspm_back_door(struct ieee80211_hw *hw) } tmp = _rtl8821ae_dbi_read(rtlpriv, 0x70f); - _rtl8821ae_dbi_write(rtlpriv, 0x70f, tmp | BIT(7)); + _rtl8821ae_dbi_write(rtlpriv, 0x70f, tmp | BIT(7) | + ASPM_L1_LATENCY << 3); tmp = _rtl8821ae_dbi_read(rtlpriv, 0x719); _rtl8821ae_dbi_write(rtlpriv, 0x719, tmp | BIT(3) | BIT(4)); diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index b6faf624480e..d676d055feda 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -99,6 +99,7 @@ #define RTL_USB_MAX_RX_COUNT 100 #define QBSS_LOAD_SIZE 5 #define MAX_WMMELE_LENGTH 64 +#define ASPM_L1_LATENCY 7 #define TOTAL_CAM_ENTRY 32 diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index eb7a9e62371c..0b8d2655985f 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -1331,6 +1331,7 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev) netif_carrier_off(netdev); + xenbus_switch_state(dev, XenbusStateInitialising); return netdev; exit: diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index d6ceb8b91cd6..1c8aedf21370 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -2976,10 +2976,16 @@ static void nvme_dev_shutdown(struct nvme_dev *dev) mutex_unlock(&dev->shutdown_lock); } -static void nvme_dev_remove(struct nvme_dev *dev) +static void nvme_remove_namespaces(struct nvme_dev *dev) { struct nvme_ns *ns, *next; + list_for_each_entry_safe(ns, next, &dev->namespaces, list) + nvme_ns_remove(ns); +} + +static void nvme_dev_remove(struct nvme_dev *dev) +{ if (nvme_io_incapable(dev)) { /* * If the device is not capable of IO (surprise hot-removal, @@ -2989,8 +2995,7 @@ static void nvme_dev_remove(struct nvme_dev *dev) */ nvme_dev_shutdown(dev); } - list_for_each_entry_safe(ns, next, &dev->namespaces, list) - nvme_ns_remove(ns); + nvme_remove_namespaces(dev); } static int nvme_setup_prp_pools(struct nvme_dev *dev) @@ -3174,7 +3179,7 @@ static void nvme_probe_work(struct work_struct *work) */ if (dev->online_queues < 2) { dev_warn(dev->dev, "IO queues not created\n"); - nvme_dev_remove(dev); + nvme_remove_namespaces(dev); } else { nvme_unfreeze_queues(dev); nvme_dev_add(dev); diff --git a/drivers/pci/host/pci-keystone.c b/drivers/pci/host/pci-keystone.c index 0aa81bd3de12..fb682e8af74d 100644 --- a/drivers/pci/host/pci-keystone.c +++ b/drivers/pci/host/pci-keystone.c @@ -179,14 +179,16 @@ static int ks_pcie_get_irq_controller_info(struct keystone_pcie *ks_pcie, } /* interrupt controller is in a child node */ - *np_temp = of_find_node_by_name(np_pcie, controller); + *np_temp = of_get_child_by_name(np_pcie, controller); if (!(*np_temp)) { dev_err(dev, "Node for %s is absent\n", controller); goto out; } temp = of_irq_count(*np_temp); - if (!temp) + if (!temp) { + of_node_put(*np_temp); goto out; + } if (temp > max_host_irqs) dev_warn(dev, "Too many %s interrupts defined %u\n", (legacy ? "legacy" : "MSI"), temp); @@ -200,6 +202,9 @@ static int ks_pcie_get_irq_controller_info(struct keystone_pcie *ks_pcie, if (!host_irqs[temp]) break; } + + of_node_put(*np_temp); + if (temp) { *num_irqs = temp; ret = 0; diff --git a/drivers/pinctrl/sunxi/pinctrl-sun9i-a80.c b/drivers/pinctrl/sunxi/pinctrl-sun9i-a80.c index 1b580ba76453..907d7db3fcee 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sun9i-a80.c +++ b/drivers/pinctrl/sunxi/pinctrl-sun9i-a80.c @@ -145,19 +145,19 @@ static const struct sunxi_desc_pin sun9i_a80_pins[] = { SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), SUNXI_FUNCTION(0x3, "mcsi"), /* MCLK */ - SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 14)), /* PB_EINT14 */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 14)), /* PB_EINT14 */ SUNXI_PIN(SUNXI_PINCTRL_PIN(B, 15), SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), SUNXI_FUNCTION(0x3, "mcsi"), /* SCK */ SUNXI_FUNCTION(0x4, "i2c4"), /* SCK */ - SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 15)), /* PB_EINT15 */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 15)), /* PB_EINT15 */ SUNXI_PIN(SUNXI_PINCTRL_PIN(B, 16), SUNXI_FUNCTION(0x0, "gpio_in"), SUNXI_FUNCTION(0x1, "gpio_out"), SUNXI_FUNCTION(0x3, "mcsi"), /* SDA */ SUNXI_FUNCTION(0x4, "i2c4"), /* SDA */ - SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 16)), /* PB_EINT16 */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 16)), /* PB_EINT16 */ /* Hole */ SUNXI_PIN(SUNXI_PINCTRL_PIN(C, 0), diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 1089eaa02b00..988ebe9a6b90 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -95,6 +95,7 @@ config DELL_LAPTOP tristate "Dell Laptop Extras" depends on X86 depends on DCDBAS + depends on DMI depends on BACKLIGHT_CLASS_DEVICE depends on ACPI_VIDEO || ACPI_VIDEO = n depends on RFKILL || RFKILL = n @@ -110,6 +111,7 @@ config DELL_LAPTOP config DELL_WMI tristate "Dell WMI extras" depends on ACPI_WMI + depends on DMI depends on INPUT depends on ACPI_VIDEO || ACPI_VIDEO = n select INPUT_SPARSEKMAP diff --git a/drivers/platform/x86/intel_mid_thermal.c b/drivers/platform/x86/intel_mid_thermal.c index 5c768c4627d3..78e1bfee698a 100644 --- a/drivers/platform/x86/intel_mid_thermal.c +++ b/drivers/platform/x86/intel_mid_thermal.c @@ -415,6 +415,7 @@ static struct thermal_device_info *initialize_sensor(int index) return td_info; } +#ifdef CONFIG_PM_SLEEP /** * mid_thermal_resume - resume routine * @dev: device structure @@ -442,6 +443,7 @@ static int mid_thermal_suspend(struct device *dev) */ return configure_adc(0); } +#endif static SIMPLE_DEV_PM_OPS(mid_thermal_pm, mid_thermal_suspend, mid_thermal_resume); diff --git a/drivers/platform/x86/tc1100-wmi.c b/drivers/platform/x86/tc1100-wmi.c index 89aa976f0ab2..65b0a4845ddd 100644 --- a/drivers/platform/x86/tc1100-wmi.c +++ b/drivers/platform/x86/tc1100-wmi.c @@ -52,7 +52,9 @@ struct tc1100_data { u32 jogdial; }; +#ifdef CONFIG_PM static struct tc1100_data suspend_data; +#endif /* -------------------------------------------------------------------------- Device Management diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig index 237d7aa73e8c..9f53fb74ae6f 100644 --- a/drivers/power/Kconfig +++ b/drivers/power/Kconfig @@ -159,6 +159,7 @@ config BATTERY_SBS config BATTERY_BQ27XXX tristate "BQ27xxx battery driver" + depends on I2C || I2C=n help Say Y here to enable support for batteries with BQ27xxx (I2C/HDQ) chips. diff --git a/drivers/power/bq27xxx_battery.c b/drivers/power/bq27xxx_battery.c index 880233ce9343..6c3a447f378b 100644 --- a/drivers/power/bq27xxx_battery.c +++ b/drivers/power/bq27xxx_battery.c @@ -285,7 +285,7 @@ static u8 bq27421_regs[] = { 0x18, /* AP */ }; -static u8 *bq27xxx_regs[] = { +static u8 *bq27xxx_regs[] __maybe_unused = { [BQ27000] = bq27000_regs, [BQ27010] = bq27010_regs, [BQ27500] = bq27500_regs, @@ -991,7 +991,7 @@ static void bq27xxx_external_power_changed(struct power_supply *psy) schedule_delayed_work(&di->work, 0); } -static int bq27xxx_powersupply_init(struct bq27xxx_device_info *di, +static int __maybe_unused bq27xxx_powersupply_init(struct bq27xxx_device_info *di, const char *name) { int ret; @@ -1026,7 +1026,7 @@ static int bq27xxx_powersupply_init(struct bq27xxx_device_info *di, return 0; } -static void bq27xxx_powersupply_unregister(struct bq27xxx_device_info *di) +static void __maybe_unused bq27xxx_powersupply_unregister(struct bq27xxx_device_info *di) { /* * power_supply_unregister call bq27xxx_battery_get_property which diff --git a/drivers/rtc/rtc-opal.c b/drivers/rtc/rtc-opal.c index df39ce02a99d..229dd2fe8f45 100644 --- a/drivers/rtc/rtc-opal.c +++ b/drivers/rtc/rtc-opal.c @@ -58,6 +58,7 @@ static void tm_to_opal(struct rtc_time *tm, u32 *y_m_d, u64 *h_m_s_ms) static int opal_get_rtc_time(struct device *dev, struct rtc_time *tm) { long rc = OPAL_BUSY; + int retries = 10; u32 y_m_d; u64 h_m_s_ms; __be32 __y_m_d; @@ -67,8 +68,11 @@ static int opal_get_rtc_time(struct device *dev, struct rtc_time *tm) rc = opal_rtc_read(&__y_m_d, &__h_m_s_ms); if (rc == OPAL_BUSY_EVENT) opal_poll_events(NULL); - else + else if (retries-- && (rc == OPAL_HARDWARE + || rc == OPAL_INTERNAL_ERROR)) msleep(10); + else if (rc != OPAL_BUSY && rc != OPAL_BUSY_EVENT) + break; } if (rc != OPAL_SUCCESS) @@ -84,6 +88,7 @@ static int opal_get_rtc_time(struct device *dev, struct rtc_time *tm) static int opal_set_rtc_time(struct device *dev, struct rtc_time *tm) { long rc = OPAL_BUSY; + int retries = 10; u32 y_m_d = 0; u64 h_m_s_ms = 0; @@ -92,8 +97,11 @@ static int opal_set_rtc_time(struct device *dev, struct rtc_time *tm) rc = opal_rtc_write(y_m_d, h_m_s_ms); if (rc == OPAL_BUSY_EVENT) opal_poll_events(NULL); - else + else if (retries-- && (rc == OPAL_HARDWARE + || rc == OPAL_INTERNAL_ERROR)) msleep(10); + else if (rc != OPAL_BUSY && rc != OPAL_BUSY_EVENT) + break; } return rc == OPAL_SUCCESS ? 0 : -EIO; diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c index d26134713682..d05c553eb552 100644 --- a/drivers/s390/block/dasd_3990_erp.c +++ b/drivers/s390/block/dasd_3990_erp.c @@ -2743,6 +2743,16 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr) erp = dasd_3990_erp_handle_match_erp(cqr, erp); } + + /* + * For path verification work we need to stick with the path that was + * originally chosen so that the per path configuration data is + * assigned correctly. + */ + if (test_bit(DASD_CQR_VERIFY_PATH, &erp->flags) && cqr->lpm) { + erp->lpm = cqr->lpm; + } + if (device->features & DASD_FEATURE_ERPLOG) { /* print current erp_chain */ dev_err(&device->cdev->dev, diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 9083247f55a8..21d174e9ebdb 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -518,10 +518,12 @@ static int prefix_LRE(struct ccw1 *ccw, struct PFX_eckd_data *pfxdata, pfxdata->validity.define_extent = 1; /* private uid is kept up to date, conf_data may be outdated */ - if (startpriv->uid.type != UA_BASE_DEVICE) { + if (startpriv->uid.type == UA_BASE_PAV_ALIAS) pfxdata->validity.verify_base = 1; - if (startpriv->uid.type == UA_HYPER_PAV_ALIAS) - pfxdata->validity.hyper_pav = 1; + + if (startpriv->uid.type == UA_HYPER_PAV_ALIAS) { + pfxdata->validity.verify_base = 1; + pfxdata->validity.hyper_pav = 1; } /* define extend data (mostly)*/ @@ -3002,10 +3004,12 @@ static int prepare_itcw(struct itcw *itcw, pfxdata.validity.define_extent = 1; /* private uid is kept up to date, conf_data may be outdated */ - if (startpriv->uid.type != UA_BASE_DEVICE) { + if (startpriv->uid.type == UA_BASE_PAV_ALIAS) + pfxdata.validity.verify_base = 1; + + if (startpriv->uid.type == UA_HYPER_PAV_ALIAS) { pfxdata.validity.verify_base = 1; - if (startpriv->uid.type == UA_HYPER_PAV_ALIAS) - pfxdata.validity.hyper_pav = 1; + pfxdata.validity.hyper_pav = 1; } switch (cmd) { diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index febbd83e2ecd..24e57e770432 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -6291,18 +6291,17 @@ static uchar AscGetSynPeriodIndex(ASC_DVC_VAR *asc_dvc, uchar syn_time) static uchar AscMsgOutSDTR(ASC_DVC_VAR *asc_dvc, uchar sdtr_period, uchar sdtr_offset) { - EXT_MSG sdtr_buf; - uchar sdtr_period_index; - PortAddr iop_base; - - iop_base = asc_dvc->iop_base; - sdtr_buf.msg_type = EXTENDED_MESSAGE; - sdtr_buf.msg_len = MS_SDTR_LEN; - sdtr_buf.msg_req = EXTENDED_SDTR; - sdtr_buf.xfer_period = sdtr_period; + PortAddr iop_base = asc_dvc->iop_base; + uchar sdtr_period_index = AscGetSynPeriodIndex(asc_dvc, sdtr_period); + EXT_MSG sdtr_buf = { + .msg_type = EXTENDED_MESSAGE, + .msg_len = MS_SDTR_LEN, + .msg_req = EXTENDED_SDTR, + .xfer_period = sdtr_period, + .req_ack_offset = sdtr_offset, + }; sdtr_offset &= ASC_SYN_MAX_OFFSET; - sdtr_buf.req_ack_offset = sdtr_offset; - sdtr_period_index = AscGetSynPeriodIndex(asc_dvc, sdtr_period); + if (sdtr_period_index <= asc_dvc->max_sdtr_index) { AscMemWordCopyPtrToLram(iop_base, ASCV_MSGOUT_BEG, (uchar *)&sdtr_buf, @@ -11030,6 +11029,9 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop, ASC_DBG(2, "AdvInitGetConfig()\n"); ret = AdvInitGetConfig(pdev, shost) ? -ENODEV : 0; +#else + share_irq = 0; + ret = -ENODEV; #endif /* CONFIG_PCI */ } diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index d4cda5e9600e..21c8d210c456 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -180,11 +180,14 @@ static u8 adpt_read_blink_led(adpt_hba* host) *============================================================================ */ +#ifdef MODULE static struct pci_device_id dptids[] = { { PCI_DPT_VENDOR_ID, PCI_DPT_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,}, { PCI_DPT_VENDOR_ID, PCI_DPT_RAPTOR_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,}, { 0, } }; +#endif + MODULE_DEVICE_TABLE(pci,dptids); static int adpt_detect(struct scsi_host_template* sht) diff --git a/drivers/scsi/fdomain.c b/drivers/scsi/fdomain.c index eefe14d453db..b87ab38a4530 100644 --- a/drivers/scsi/fdomain.c +++ b/drivers/scsi/fdomain.c @@ -1768,7 +1768,7 @@ struct scsi_host_template fdomain_driver_template = { }; #ifndef PCMCIA -#ifdef CONFIG_PCI +#if defined(CONFIG_PCI) && defined(MODULE) static struct pci_device_id fdomain_pci_tbl[] = { { PCI_VENDOR_ID_FD, PCI_DEVICE_ID_FD_36C70, diff --git a/drivers/scsi/g_NCR5380.c b/drivers/scsi/g_NCR5380.c index f8d2478b11cc..87e081f8a386 100644 --- a/drivers/scsi/g_NCR5380.c +++ b/drivers/scsi/g_NCR5380.c @@ -538,7 +538,10 @@ static inline int NCR5380_pread(struct Scsi_Host *instance, unsigned char *dst, printk(KERN_ERR "53C400r: Got 53C80_IRQ start=%d, blocks=%d\n", start, blocks); return -1; } - while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_HOST_BUF_NOT_RDY); + while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_HOST_BUF_NOT_RDY) + { + // FIXME - no timeout + } #ifndef SCSI_G_NCR5380_MEM { diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h index 8fae03215a85..543c10266984 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.h +++ b/drivers/scsi/ibmvscsi/ibmvfc.h @@ -366,7 +366,7 @@ enum ibmvfc_fcp_rsp_info_codes { }; struct ibmvfc_fcp_rsp_info { - __be16 reserved; + u8 reserved[3]; u8 rsp_code; u8 reserved2[4]; }__attribute__((packed, aligned (2))); diff --git a/drivers/scsi/initio.c b/drivers/scsi/initio.c index 6a926bae76b2..7a91cf3ff173 100644 --- a/drivers/scsi/initio.c +++ b/drivers/scsi/initio.c @@ -110,11 +110,6 @@ #define i91u_MAXQUEUE 2 #define i91u_REVID "Initio INI-9X00U/UW SCSI device driver; Revision: 1.04a" -#define I950_DEVICE_ID 0x9500 /* Initio's inic-950 product ID */ -#define I940_DEVICE_ID 0x9400 /* Initio's inic-940 product ID */ -#define I935_DEVICE_ID 0x9401 /* Initio's inic-935 product ID */ -#define I920_DEVICE_ID 0x0002 /* Initio's other product ID */ - #ifdef DEBUG_i91u static unsigned int i91u_debug = DEBUG_DEFAULT; #endif @@ -127,17 +122,6 @@ static int setup_debug = 0; static void i91uSCBPost(u8 * pHcb, u8 * pScb); -/* PCI Devices supported by this driver */ -static struct pci_device_id i91u_pci_devices[] = { - { PCI_VENDOR_ID_INIT, I950_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_INIT, I940_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_INIT, I935_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_INIT, I920_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_DOMEX, I920_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { } -}; -MODULE_DEVICE_TABLE(pci, i91u_pci_devices); - #define DEBUG_INTERRUPT 0 #define DEBUG_QUEUE 0 #define DEBUG_STATE 0 diff --git a/drivers/scsi/mvumi.c b/drivers/scsi/mvumi.c index 02360de6b7e0..39285070f3b5 100644 --- a/drivers/scsi/mvumi.c +++ b/drivers/scsi/mvumi.c @@ -2629,7 +2629,7 @@ static void mvumi_shutdown(struct pci_dev *pdev) mvumi_flush_cache(mhba); } -static int mvumi_suspend(struct pci_dev *pdev, pm_message_t state) +static int __maybe_unused mvumi_suspend(struct pci_dev *pdev, pm_message_t state) { struct mvumi_hba *mhba = NULL; @@ -2648,7 +2648,7 @@ static int mvumi_suspend(struct pci_dev *pdev, pm_message_t state) return 0; } -static int mvumi_resume(struct pci_dev *pdev) +static int __maybe_unused mvumi_resume(struct pci_dev *pdev) { int ret; struct mvumi_hba *mhba = NULL; diff --git a/drivers/scsi/sim710.c b/drivers/scsi/sim710.c index 3b3b56f4a830..82ed99848378 100644 --- a/drivers/scsi/sim710.c +++ b/drivers/scsi/sim710.c @@ -176,8 +176,7 @@ static struct eisa_device_id sim710_eisa_ids[] = { }; MODULE_DEVICE_TABLE(eisa, sim710_eisa_ids); -static __init int -sim710_eisa_probe(struct device *dev) +static int sim710_eisa_probe(struct device *dev) { struct eisa_device *edev = to_eisa_device(dev); unsigned long io_addr = edev->base_addr; diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c index 5e4e1ba96f10..351d81dc2200 100644 --- a/drivers/scsi/storvsc_drv.c +++ b/drivers/scsi/storvsc_drv.c @@ -890,10 +890,11 @@ static void storvsc_handle_error(struct vmscsi_request *vm_srb, case TEST_UNIT_READY: break; default: - set_host_byte(scmnd, DID_TARGET_FAILURE); + set_host_byte(scmnd, DID_ERROR); } break; case SRB_STATUS_INVALID_LUN: + set_host_byte(scmnd, DID_NO_CONNECT); do_work = true; process_err_fn = storvsc_remove_lun; break; diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index 8feac599e9ab..44be6b593b30 100644 --- a/drivers/spi/spi-atmel.c +++ b/drivers/spi/spi-atmel.c @@ -1669,12 +1669,12 @@ static int atmel_spi_remove(struct platform_device *pdev) pm_runtime_get_sync(&pdev->dev); /* reset the hardware and block queue progress */ - spin_lock_irq(&as->lock); if (as->use_dma) { atmel_spi_stop_dma(as); atmel_spi_release_dma(as); } + spin_lock_irq(&as->lock); spi_writel(as, CR, SPI_BIT(SWRST)); spi_writel(as, CR, SPI_BIT(SWRST)); /* AT91SAM9263 Rev B workaround */ spi_readl(as, SR); diff --git a/drivers/spi/spi-sun4i.c b/drivers/spi/spi-sun4i.c index 39d7c7c70112..2eea3de5a668 100644 --- a/drivers/spi/spi-sun4i.c +++ b/drivers/spi/spi-sun4i.c @@ -458,7 +458,7 @@ err_free_master: static int sun4i_spi_remove(struct platform_device *pdev) { - pm_runtime_disable(&pdev->dev); + pm_runtime_force_suspend(&pdev->dev); return 0; } diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c index 5d1e9a0fc389..e2ff6b5b2094 100644 --- a/drivers/ssb/main.c +++ b/drivers/ssb/main.c @@ -613,9 +613,10 @@ out: return err; } -static int ssb_bus_register(struct ssb_bus *bus, - ssb_invariants_func_t get_invariants, - unsigned long baseaddr) +static int __maybe_unused +ssb_bus_register(struct ssb_bus *bus, + ssb_invariants_func_t get_invariants, + unsigned long baseaddr) { int err; diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c index b64327722660..ec31b53ae3a5 100644 --- a/drivers/staging/android/ashmem.c +++ b/drivers/staging/android/ashmem.c @@ -704,30 +704,32 @@ static int ashmem_pin_unpin(struct ashmem_area *asma, unsigned long cmd, size_t pgstart, pgend; int ret = -EINVAL; + mutex_lock(&ashmem_mutex); + if (unlikely(!asma->file)) - return -EINVAL; + goto out_unlock; - if (unlikely(copy_from_user(&pin, p, sizeof(pin)))) - return -EFAULT; + if (unlikely(copy_from_user(&pin, p, sizeof(pin)))) { + ret = -EFAULT; + goto out_unlock; + } /* per custom, you can pass zero for len to mean "everything onward" */ if (!pin.len) pin.len = PAGE_ALIGN(asma->size) - pin.offset; if (unlikely((pin.offset | pin.len) & ~PAGE_MASK)) - return -EINVAL; + goto out_unlock; if (unlikely(((__u32)-1) - pin.offset < pin.len)) - return -EINVAL; + goto out_unlock; if (unlikely(PAGE_ALIGN(asma->size) < pin.offset + pin.len)) - return -EINVAL; + goto out_unlock; pgstart = pin.offset / PAGE_SIZE; pgend = pgstart + (pin.len / PAGE_SIZE) - 1; - mutex_lock(&ashmem_mutex); - switch (cmd) { case ASHMEM_PIN: ret = ashmem_pin(asma, pgstart, pgend); @@ -740,6 +742,7 @@ static int ashmem_pin_unpin(struct ashmem_area *asma, unsigned long cmd, break; } +out_unlock: mutex_unlock(&ashmem_mutex); return ret; diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c index abc66908681d..6f032009f93f 100644 --- a/drivers/staging/iio/adc/ad7192.c +++ b/drivers/staging/iio/adc/ad7192.c @@ -124,6 +124,8 @@ #define AD7192_GPOCON_P1DAT BIT(1) /* P1 state */ #define AD7192_GPOCON_P0DAT BIT(0) /* P0 state */ +#define AD7192_EXT_FREQ_MHZ_MIN 2457600 +#define AD7192_EXT_FREQ_MHZ_MAX 5120000 #define AD7192_INT_FREQ_MHZ 4915200 /* NOTE: @@ -199,6 +201,12 @@ static int ad7192_calibrate_all(struct ad7192_state *st) ARRAY_SIZE(ad7192_calib_arr)); } +static inline bool ad7192_valid_external_frequency(u32 freq) +{ + return (freq >= AD7192_EXT_FREQ_MHZ_MIN && + freq <= AD7192_EXT_FREQ_MHZ_MAX); +} + static int ad7192_setup(struct ad7192_state *st, const struct ad7192_platform_data *pdata) { @@ -224,17 +232,20 @@ static int ad7192_setup(struct ad7192_state *st, id); switch (pdata->clock_source_sel) { - case AD7192_CLK_EXT_MCLK1_2: - case AD7192_CLK_EXT_MCLK2: - st->mclk = AD7192_INT_FREQ_MHZ; - break; case AD7192_CLK_INT: case AD7192_CLK_INT_CO: - if (pdata->ext_clk_hz) - st->mclk = pdata->ext_clk_hz; - else - st->mclk = AD7192_INT_FREQ_MHZ; + st->mclk = AD7192_INT_FREQ_MHZ; break; + case AD7192_CLK_EXT_MCLK1_2: + case AD7192_CLK_EXT_MCLK2: + if (ad7192_valid_external_frequency(pdata->ext_clk_hz)) { + st->mclk = pdata->ext_clk_hz; + break; + } + dev_err(&st->sd.spi->dev, "Invalid frequency setting %u\n", + pdata->ext_clk_hz); + ret = -EINVAL; + goto out; default: ret = -EINVAL; goto out; diff --git a/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c b/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c index 824d460911ec..58ccafb97344 100644 --- a/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c +++ b/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c @@ -1039,7 +1039,6 @@ static int synaptics_rmi4_remove(struct i2c_client *client) return 0; } -#ifdef CONFIG_PM /** * synaptics_rmi4_suspend() - suspend the touch screen controller * @dev: pointer to device structure @@ -1047,7 +1046,7 @@ static int synaptics_rmi4_remove(struct i2c_client *client) * This function is used to suspend the * touch panel controller and returns integer */ -static int synaptics_rmi4_suspend(struct device *dev) +static int __maybe_unused synaptics_rmi4_suspend(struct device *dev) { /* Touch sleep mode */ int retval; @@ -1081,7 +1080,7 @@ static int synaptics_rmi4_suspend(struct device *dev) * This function is used to resume the touch panel * controller and returns integer. */ -static int synaptics_rmi4_resume(struct device *dev) +static int __maybe_unused synaptics_rmi4_resume(struct device *dev) { int retval; unsigned char intr_status; @@ -1112,8 +1111,6 @@ static int synaptics_rmi4_resume(struct device *dev) return 0; } -#endif - static SIMPLE_DEV_PM_OPS(synaptics_rmi4_dev_pm_ops, synaptics_rmi4_suspend, synaptics_rmi4_resume); diff --git a/drivers/staging/unisys/visorinput/Kconfig b/drivers/staging/unisys/visorinput/Kconfig index d83deb4137e8..6baba2795ce7 100644 --- a/drivers/staging/unisys/visorinput/Kconfig +++ b/drivers/staging/unisys/visorinput/Kconfig @@ -4,7 +4,7 @@ config UNISYS_VISORINPUT tristate "Unisys visorinput driver" - depends on UNISYSSPAR && UNISYS_VISORBUS && FB + depends on UNISYSSPAR && UNISYS_VISORBUS && FB && INPUT ---help--- If you say Y here, you will enable the Unisys visorinput driver. diff --git a/drivers/staging/wilc1000/wilc_wlan_if.h b/drivers/staging/wilc1000/wilc_wlan_if.h index be972afe6e62..bfc3e96d8d25 100644 --- a/drivers/staging/wilc1000/wilc_wlan_if.h +++ b/drivers/staging/wilc1000/wilc_wlan_if.h @@ -12,6 +12,7 @@ #include <linux/semaphore.h> #include "linux_wlan_common.h" +#include <linux/netdevice.h> /******************************************** * diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index a7d30e894cab..c43c942e1f87 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -900,7 +900,7 @@ static int tcmu_configure_device(struct se_device *dev) info->version = __stringify(TCMU_MAILBOX_VERSION); info->mem[0].name = "tcm-user command & data buffer"; - info->mem[0].addr = (phys_addr_t) udev->mb_addr; + info->mem[0].addr = (phys_addr_t)(uintptr_t)udev->mb_addr; info->mem[0].size = TCMU_RING_SIZE; info->mem[0].memtype = UIO_MEM_VIRTUAL; diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig index 8cc4ac64a91c..4b660b5beb98 100644 --- a/drivers/thermal/Kconfig +++ b/drivers/thermal/Kconfig @@ -299,7 +299,7 @@ config X86_PKG_TEMP_THERMAL config INTEL_SOC_DTS_IOSF_CORE tristate - depends on X86 + depends on X86 && PCI select IOSF_MBI help This is becoming a common feature for Intel SoCs to expose the additional @@ -309,7 +309,7 @@ config INTEL_SOC_DTS_IOSF_CORE config INTEL_SOC_DTS_THERMAL tristate "Intel SoCs DTS thermal driver" - depends on X86 + depends on X86 && PCI select INTEL_SOC_DTS_IOSF_CORE select THERMAL_WRITABLE_TRIPS help diff --git a/drivers/thermal/spear_thermal.c b/drivers/thermal/spear_thermal.c index 534dd9136662..81b35aace9de 100644 --- a/drivers/thermal/spear_thermal.c +++ b/drivers/thermal/spear_thermal.c @@ -54,8 +54,7 @@ static struct thermal_zone_device_ops ops = { .get_temp = thermal_get_temp, }; -#ifdef CONFIG_PM -static int spear_thermal_suspend(struct device *dev) +static int __maybe_unused spear_thermal_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct thermal_zone_device *spear_thermal = platform_get_drvdata(pdev); @@ -72,7 +71,7 @@ static int spear_thermal_suspend(struct device *dev) return 0; } -static int spear_thermal_resume(struct device *dev) +static int __maybe_unused spear_thermal_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct thermal_zone_device *spear_thermal = platform_get_drvdata(pdev); @@ -94,7 +93,6 @@ static int spear_thermal_resume(struct device *dev) return 0; } -#endif static SIMPLE_DEV_PM_OPS(spear_thermal_pm_ops, spear_thermal_suspend, spear_thermal_resume); diff --git a/drivers/tty/Kconfig b/drivers/tty/Kconfig index c01f45095877..82c4d2e45319 100644 --- a/drivers/tty/Kconfig +++ b/drivers/tty/Kconfig @@ -226,7 +226,7 @@ config CYCLADES config CYZ_INTR bool "Cyclades-Z interrupt mode operation" - depends on CYCLADES + depends on CYCLADES && PCI help The Cyclades-Z family of multiport cards allows 2 (two) driver op modes: polling and interrupt. In polling mode, the driver will check diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c index fa816b7193b6..11725422dacb 100644 --- a/drivers/tty/hvc/hvc_xen.c +++ b/drivers/tty/hvc/hvc_xen.c @@ -323,6 +323,7 @@ void xen_console_resume(void) } } +#ifdef CONFIG_HVC_XEN_FRONTEND static void xencons_disconnect_backend(struct xencons_info *info) { if (info->irq > 0) @@ -363,7 +364,6 @@ static int xen_console_remove(struct xencons_info *info) return 0; } -#ifdef CONFIG_HVC_XEN_FRONTEND static int xencons_remove(struct xenbus_device *dev) { return xen_console_remove(dev_get_drvdata(&dev->dev)); diff --git a/drivers/tty/serial/8250/Kconfig b/drivers/tty/serial/8250/Kconfig index 6412f1455beb..6f4c180aadc1 100644 --- a/drivers/tty/serial/8250/Kconfig +++ b/drivers/tty/serial/8250/Kconfig @@ -372,7 +372,7 @@ config SERIAL_8250_MID tristate "Support for serial ports on Intel MID platforms" depends on SERIAL_8250 && PCI select HSU_DMA if SERIAL_8250_DMA - select HSU_DMA_PCI if X86_INTEL_MID + select HSU_DMA_PCI if (HSU_DMA && X86_INTEL_MID) select RATIONAL help Selecting this option will enable handling of the extra features diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index c05c4f877750..774c97bb1c08 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -225,6 +225,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x1a0a, 0x0200), .driver_info = USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL }, + /* Corsair K70 RGB */ + { USB_DEVICE(0x1b1c, 0x1b13), .driver_info = USB_QUIRK_DELAY_INIT }, + /* Corsair Strafe RGB */ { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT }, diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index d3bd1afd6302..b6037a0ae829 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2393,6 +2393,8 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc) break; } + dwc->eps[1]->endpoint.maxpacket = dwc->gadget.ep0->maxpacket; + /* Enable USB2 LPM Capability */ if ((dwc->revision > DWC3_REVISION_194A) diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 524d3c911a19..01cabd90156b 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -2756,10 +2756,8 @@ static int _ffs_func_bind(struct usb_configuration *c, struct ffs_data *ffs = func->ffs; const int full = !!func->ffs->fs_descs_count; - const int high = gadget_is_dualspeed(func->gadget) && - func->ffs->hs_descs_count; - const int super = gadget_is_superspeed(func->gadget) && - func->ffs->ss_descs_count; + const int high = !!func->ffs->hs_descs_count; + const int super = !!func->ffs->ss_descs_count; int fs_len, hs_len, ss_len, ret, i; struct ffs_ep *eps_ptr; diff --git a/drivers/usb/gadget/function/uvc_configfs.c b/drivers/usb/gadget/function/uvc_configfs.c index ad8c9b05572d..01656f1c6d65 100644 --- a/drivers/usb/gadget/function/uvc_configfs.c +++ b/drivers/usb/gadget/function/uvc_configfs.c @@ -2202,7 +2202,7 @@ static struct configfs_item_operations uvc_item_ops = { .release = uvc_attr_release, }; -#define UVCG_OPTS_ATTR(cname, conv, str2u, uxx, vnoc, limit) \ +#define UVCG_OPTS_ATTR(cname, aname, conv, str2u, uxx, vnoc, limit) \ static ssize_t f_uvc_opts_##cname##_show( \ struct config_item *item, char *page) \ { \ @@ -2245,16 +2245,16 @@ end: \ return ret; \ } \ \ -UVC_ATTR(f_uvc_opts_, cname, aname) +UVC_ATTR(f_uvc_opts_, cname, cname) #define identity_conv(x) (x) -UVCG_OPTS_ATTR(streaming_interval, identity_conv, kstrtou8, u8, identity_conv, - 16); -UVCG_OPTS_ATTR(streaming_maxpacket, le16_to_cpu, kstrtou16, u16, le16_to_cpu, - 3072); -UVCG_OPTS_ATTR(streaming_maxburst, identity_conv, kstrtou8, u8, identity_conv, - 15); +UVCG_OPTS_ATTR(streaming_interval, streaming_interval, identity_conv, + kstrtou8, u8, identity_conv, 16); +UVCG_OPTS_ATTR(streaming_maxpacket, streaming_maxpacket, le16_to_cpu, + kstrtou16, u16, le16_to_cpu, 3072); +UVCG_OPTS_ATTR(streaming_maxburst, streaming_maxburst, identity_conv, + kstrtou8, u8, identity_conv, 15); #undef identity_conv diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 3bb08870148f..95e72d75e0a0 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -220,6 +220,8 @@ config USB_EHCI_TEGRA depends on ARCH_TEGRA select USB_EHCI_ROOT_HUB_TT select USB_PHY + select USB_ULPI + select USB_ULPI_VIEWPORT help This driver enables support for the internal USB Host Controllers found in NVIDIA Tegra SoCs. The controllers are EHCI compliant. diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c index 641fed609911..24edb7674710 100644 --- a/drivers/usb/host/ohci-q.c +++ b/drivers/usb/host/ohci-q.c @@ -1018,6 +1018,8 @@ skip_ed: * have modified this list. normally it's just prepending * entries (which we'd ignore), but paranoia won't hurt. */ + *last = ed->ed_next; + ed->ed_next = NULL; modified = 0; /* unlink urbs as requested, but rescan the list after @@ -1076,21 +1078,22 @@ rescan_this: goto rescan_this; /* - * If no TDs are queued, take ED off the ed_rm_list. + * If no TDs are queued, ED is now idle. * Otherwise, if the HC is running, reschedule. - * If not, leave it on the list for further dequeues. + * If the HC isn't running, add ED back to the + * start of the list for later processing. */ if (list_empty(&ed->td_list)) { - *last = ed->ed_next; - ed->ed_next = NULL; ed->state = ED_IDLE; list_del(&ed->in_use_list); } else if (ohci->rh_state == OHCI_RH_RUNNING) { - *last = ed->ed_next; - ed->ed_next = NULL; ed_schedule(ohci, ed); } else { - last = &ed->ed_next; + ed->ed_next = ohci->ed_rm_list; + ohci->ed_rm_list = ed; + /* Don't loop on the same ED */ + if (last == &ohci->ed_rm_list) + last = &ed->ed_next; } if (modified) diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c index cce22ff1c2eb..e9113238d9e3 100644 --- a/drivers/usb/misc/ldusb.c +++ b/drivers/usb/misc/ldusb.c @@ -46,6 +46,9 @@ #define USB_DEVICE_ID_LD_MICROCASSYTIME 0x1033 /* USB Product ID of Micro-CASSY Time (reserved) */ #define USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE 0x1035 /* USB Product ID of Micro-CASSY Temperature */ #define USB_DEVICE_ID_LD_MICROCASSYPH 0x1038 /* USB Product ID of Micro-CASSY pH */ +#define USB_DEVICE_ID_LD_POWERANALYSERCASSY 0x1040 /* USB Product ID of Power Analyser CASSY */ +#define USB_DEVICE_ID_LD_CONVERTERCONTROLLERCASSY 0x1042 /* USB Product ID of Converter Controller CASSY */ +#define USB_DEVICE_ID_LD_MACHINETESTCASSY 0x1043 /* USB Product ID of Machine Test CASSY */ #define USB_DEVICE_ID_LD_JWM 0x1080 /* USB Product ID of Joule and Wattmeter */ #define USB_DEVICE_ID_LD_DMMP 0x1081 /* USB Product ID of Digital Multimeter P (reserved) */ #define USB_DEVICE_ID_LD_UMIP 0x1090 /* USB Product ID of UMI P */ @@ -88,6 +91,9 @@ static const struct usb_device_id ld_usb_table[] = { { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) }, { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) }, { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) }, + { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERANALYSERCASSY) }, + { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CONVERTERCONTROLLERCASSY) }, + { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETESTCASSY) }, { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) }, { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) }, { USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) }, diff --git a/drivers/usb/musb/ux500_dma.c b/drivers/usb/musb/ux500_dma.c index d0b6a1cd7f62..c92a295049ad 100644 --- a/drivers/usb/musb/ux500_dma.c +++ b/drivers/usb/musb/ux500_dma.c @@ -207,9 +207,6 @@ static int ux500_dma_channel_program(struct dma_channel *channel, BUG_ON(channel->status == MUSB_DMA_STATUS_UNKNOWN || channel->status == MUSB_DMA_STATUS_BUSY); - if (!ux500_dma_is_compatible(channel, packet_sz, (void *)dma_addr, len)) - return false; - channel->status = MUSB_DMA_STATUS_BUSY; channel->actual_len = 0; ret = ux500_configure_channel(channel, packet_sz, mode, dma_addr, len); diff --git a/drivers/usb/phy/Kconfig b/drivers/usb/phy/Kconfig index 22e8ecb6bfbd..7a72bef35acf 100644 --- a/drivers/usb/phy/Kconfig +++ b/drivers/usb/phy/Kconfig @@ -140,6 +140,7 @@ config USB_MSM_OTG tristate "Qualcomm on-chip USB OTG controller support" depends on (USB || USB_GADGET) && (ARCH_QCOM || COMPILE_TEST) depends on RESET_CONTROLLER + depends on REGULATOR depends on EXTCON select USB_PHY help diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c index 8bb9367ada45..6f37966ea54b 100644 --- a/drivers/usb/renesas_usbhs/fifo.c +++ b/drivers/usb/renesas_usbhs/fifo.c @@ -999,6 +999,10 @@ static int usbhsf_dma_prepare_pop_with_usb_dmac(struct usbhs_pkt *pkt, if ((uintptr_t)pkt->buf & (USBHS_USB_DMAC_XFER_SIZE - 1)) goto usbhsf_pio_prepare_pop; + /* return at this time if the pipe is running */ + if (usbhs_pipe_is_running(pipe)) + return 0; + usbhs_pipe_config_change_bfre(pipe, 1); ret = usbhsf_fifo_select(pipe, fifo, 0); @@ -1189,6 +1193,7 @@ static int usbhsf_dma_pop_done_with_usb_dmac(struct usbhs_pkt *pkt, usbhsf_fifo_clear(pipe, fifo); pkt->actual = usbhs_dma_calc_received_size(pkt, chan, rcv_len); + usbhs_pipe_running(pipe, 0); usbhsf_dma_stop(pipe, fifo); usbhsf_dma_unmap(pkt); usbhsf_fifo_unselect(pipe, pipe->fifo); diff --git a/drivers/usb/usbip/stub_dev.c b/drivers/usb/usbip/stub_dev.c index ec38370ffcab..0931f3271119 100644 --- a/drivers/usb/usbip/stub_dev.c +++ b/drivers/usb/usbip/stub_dev.c @@ -87,6 +87,7 @@ static ssize_t store_sockfd(struct device *dev, struct device_attribute *attr, goto err; sdev->ud.tcp_socket = socket; + sdev->ud.sockfd = sockfd; spin_unlock_irq(&sdev->ud.lock); @@ -186,6 +187,7 @@ static void stub_shutdown_connection(struct usbip_device *ud) if (ud->tcp_socket) { sockfd_put(ud->tcp_socket); ud->tcp_socket = NULL; + ud->sockfd = -1; } /* 3. free used data */ @@ -280,6 +282,7 @@ static struct stub_device *stub_device_alloc(struct usb_device *udev) sdev->ud.status = SDEV_ST_AVAILABLE; spin_lock_init(&sdev->ud.lock); sdev->ud.tcp_socket = NULL; + sdev->ud.sockfd = -1; INIT_LIST_HEAD(&sdev->priv_init); INIT_LIST_HEAD(&sdev->priv_tx); diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c index 00d68945548e..4d68a1e9e878 100644 --- a/drivers/usb/usbip/vhci_hcd.c +++ b/drivers/usb/usbip/vhci_hcd.c @@ -285,7 +285,7 @@ static int vhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, case USB_PORT_FEAT_POWER: usbip_dbg_vhci_rh( " ClearPortFeature: USB_PORT_FEAT_POWER\n"); - dum->port_status[rhport] = 0; + dum->port_status[rhport] &= ~USB_PORT_STAT_POWER; dum->resuming = 0; break; case USB_PORT_FEAT_C_RESET: @@ -797,6 +797,7 @@ static void vhci_shutdown_connection(struct usbip_device *ud) if (vdev->ud.tcp_socket) { sockfd_put(vdev->ud.tcp_socket); vdev->ud.tcp_socket = NULL; + vdev->ud.sockfd = -1; } pr_info("release socket\n"); @@ -844,6 +845,7 @@ static void vhci_device_reset(struct usbip_device *ud) if (ud->tcp_socket) { sockfd_put(ud->tcp_socket); ud->tcp_socket = NULL; + ud->sockfd = -1; } ud->status = VDEV_ST_NULL; diff --git a/drivers/usb/usbip/vhci_sysfs.c b/drivers/usb/usbip/vhci_sysfs.c index 1c7f41a65565..b9432fdec775 100644 --- a/drivers/usb/usbip/vhci_sysfs.c +++ b/drivers/usb/usbip/vhci_sysfs.c @@ -53,7 +53,7 @@ static ssize_t status_show(struct device *dev, struct device_attribute *attr, * a security hole, the change is made to use sockfd instead. */ out += sprintf(out, - "prt sta spd bus dev sockfd local_busid\n"); + "prt sta spd dev sockfd local_busid\n"); for (i = 0; i < VHCI_NPORTS; i++) { struct vhci_device *vdev = port_to_vdev(i); @@ -64,12 +64,11 @@ static ssize_t status_show(struct device *dev, struct device_attribute *attr, if (vdev->ud.status == VDEV_ST_USED) { out += sprintf(out, "%03u %08x ", vdev->speed, vdev->devid); - out += sprintf(out, "%16p ", vdev->ud.tcp_socket); - out += sprintf(out, "%06u", vdev->ud.sockfd); + out += sprintf(out, "%06u ", vdev->ud.sockfd); out += sprintf(out, "%s", dev_name(&vdev->udev->dev)); } else - out += sprintf(out, "000 000 000 000000 0-0"); + out += sprintf(out, "000 00000000 000000 0-0"); out += sprintf(out, "\n"); spin_unlock(&vdev->ud.lock); diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 9eda69e40678..44a5a8777053 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -981,6 +981,7 @@ static long vhost_net_reset_owner(struct vhost_net *n) } vhost_net_stop(n, &tx_sock, &rx_sock); vhost_net_flush(n); + vhost_dev_stop(&n->dev); vhost_dev_reset_owner(&n->dev, memory); vhost_net_vq_reset(n); done: diff --git a/drivers/video/console/dummycon.c b/drivers/video/console/dummycon.c index 0efc52f11ad0..b30e7d87804b 100644 --- a/drivers/video/console/dummycon.c +++ b/drivers/video/console/dummycon.c @@ -68,7 +68,6 @@ const struct consw dummy_con = { .con_switch = DUMMY, .con_blank = DUMMY, .con_font_set = DUMMY, - .con_font_get = DUMMY, .con_font_default = DUMMY, .con_font_copy = DUMMY, .con_set_palette = DUMMY, diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig index f07a0974fda2..3543e3e4cfb5 100644 --- a/drivers/video/fbdev/Kconfig +++ b/drivers/video/fbdev/Kconfig @@ -1506,6 +1506,7 @@ config FB_SIS select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT select FB_BOOT_VESA_SUPPORT if FB_SIS = y + select FB_SIS_300 if !FB_SIS_315 help This is the frame buffer device driver for the SiS 300, 315, 330 and 340 series as well as XGI V3XT, V5, V8, Z7 graphics chipsets. diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c index 19eb42b57d87..a6da82648c92 100644 --- a/drivers/video/fbdev/atmel_lcdfb.c +++ b/drivers/video/fbdev/atmel_lcdfb.c @@ -1120,7 +1120,7 @@ static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo) goto put_display_node; } - timings_np = of_find_node_by_name(display_np, "display-timings"); + timings_np = of_get_child_by_name(display_np, "display-timings"); if (!timings_np) { dev_err(dev, "failed to find display-timings node\n"); ret = -ENODEV; @@ -1141,6 +1141,12 @@ static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo) fb_add_videomode(&fb_vm, &info->modelist); } + /* + * FIXME: Make sure we are not referencing any fields in display_np + * and timings_np and drop our references to them before returning to + * avoid leaking the nodes on probe deferral and driver unbind. + */ + return 0; put_timings_node: diff --git a/drivers/video/fbdev/auo_k190x.c b/drivers/video/fbdev/auo_k190x.c index 8d2499d1cafb..9580374667ba 100644 --- a/drivers/video/fbdev/auo_k190x.c +++ b/drivers/video/fbdev/auo_k190x.c @@ -773,9 +773,7 @@ static void auok190x_recover(struct auok190xfb_par *par) /* * Power-management */ - -#ifdef CONFIG_PM -static int auok190x_runtime_suspend(struct device *dev) +static int __maybe_unused auok190x_runtime_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct fb_info *info = platform_get_drvdata(pdev); @@ -822,7 +820,7 @@ finish: return 0; } -static int auok190x_runtime_resume(struct device *dev) +static int __maybe_unused auok190x_runtime_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct fb_info *info = platform_get_drvdata(pdev); @@ -856,7 +854,7 @@ static int auok190x_runtime_resume(struct device *dev) return 0; } -static int auok190x_suspend(struct device *dev) +static int __maybe_unused auok190x_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct fb_info *info = platform_get_drvdata(pdev); @@ -896,7 +894,7 @@ static int auok190x_suspend(struct device *dev) return 0; } -static int auok190x_resume(struct device *dev) +static int __maybe_unused auok190x_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct fb_info *info = platform_get_drvdata(pdev); @@ -933,7 +931,6 @@ static int auok190x_resume(struct device *dev) return 0; } -#endif const struct dev_pm_ops auok190x_pm = { SET_RUNTIME_PM_OPS(auok190x_runtime_suspend, auok190x_runtime_resume, diff --git a/drivers/video/fbdev/exynos/s6e8ax0.c b/drivers/video/fbdev/exynos/s6e8ax0.c index 95873f26e39c..de2f3e793786 100644 --- a/drivers/video/fbdev/exynos/s6e8ax0.c +++ b/drivers/video/fbdev/exynos/s6e8ax0.c @@ -829,8 +829,7 @@ static int s6e8ax0_probe(struct mipi_dsim_lcd_device *dsim_dev) return 0; } -#ifdef CONFIG_PM -static int s6e8ax0_suspend(struct mipi_dsim_lcd_device *dsim_dev) +static int __maybe_unused s6e8ax0_suspend(struct mipi_dsim_lcd_device *dsim_dev) { struct s6e8ax0 *lcd = dev_get_drvdata(&dsim_dev->dev); @@ -843,7 +842,7 @@ static int s6e8ax0_suspend(struct mipi_dsim_lcd_device *dsim_dev) return 0; } -static int s6e8ax0_resume(struct mipi_dsim_lcd_device *dsim_dev) +static int __maybe_unused s6e8ax0_resume(struct mipi_dsim_lcd_device *dsim_dev) { struct s6e8ax0 *lcd = dev_get_drvdata(&dsim_dev->dev); @@ -855,10 +854,6 @@ static int s6e8ax0_resume(struct mipi_dsim_lcd_device *dsim_dev) return 0; } -#else -#define s6e8ax0_suspend NULL -#define s6e8ax0_resume NULL -#endif static struct mipi_dsim_lcd_driver s6e8ax0_dsim_ddi_driver = { .name = "s6e8ax0", @@ -867,8 +862,8 @@ static struct mipi_dsim_lcd_driver s6e8ax0_dsim_ddi_driver = { .power_on = s6e8ax0_power_on, .set_sequence = s6e8ax0_set_sequence, .probe = s6e8ax0_probe, - .suspend = s6e8ax0_suspend, - .resume = s6e8ax0_resume, + .suspend = IS_ENABLED(CONFIG_PM) ? s6e8ax0_suspend : NULL, + .resume = IS_ENABLED(CONFIG_PM) ? s6e8ax0_resume : NULL, }; static int s6e8ax0_init(void) diff --git a/drivers/video/fbdev/intelfb/intelfbdrv.c b/drivers/video/fbdev/intelfb/intelfbdrv.c index bbec737eef30..bf207444ba0c 100644 --- a/drivers/video/fbdev/intelfb/intelfbdrv.c +++ b/drivers/video/fbdev/intelfb/intelfbdrv.c @@ -302,7 +302,7 @@ static __inline__ int get_opt_int(const char *this_opt, const char *name, } static __inline__ int get_opt_bool(const char *this_opt, const char *name, - int *ret) + bool *ret) { if (!ret) return 0; diff --git a/drivers/video/fbdev/mmp/core.c b/drivers/video/fbdev/mmp/core.c index a0f496049db7..3a6bb6561ba0 100644 --- a/drivers/video/fbdev/mmp/core.c +++ b/drivers/video/fbdev/mmp/core.c @@ -23,6 +23,7 @@ #include <linux/slab.h> #include <linux/dma-mapping.h> #include <linux/export.h> +#include <linux/module.h> #include <video/mmp_disp.h> static struct mmp_overlay *path_get_overlay(struct mmp_path *path, @@ -249,3 +250,7 @@ void mmp_unregister_path(struct mmp_path *path) mutex_unlock(&disp_lock); } EXPORT_SYMBOL_GPL(mmp_unregister_path); + +MODULE_AUTHOR("Zhou Zhu <zzhu3@marvell.com>"); +MODULE_DESCRIPTION("Marvell MMP display framework"); +MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/sis/init301.c b/drivers/video/fbdev/sis/init301.c index 295e0dedaf1f..20f7234e809e 100644 --- a/drivers/video/fbdev/sis/init301.c +++ b/drivers/video/fbdev/sis/init301.c @@ -2151,17 +2151,15 @@ SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned shor unsigned short RefreshRateTableIndex) { unsigned short CRT2Index, VCLKIndex = 0, VCLKIndexGEN = 0, VCLKIndexGENCRT = 0; - unsigned short modeflag, resinfo, tempbx; + unsigned short resinfo, tempbx; const unsigned char *CHTVVCLKPtr = NULL; if(ModeNo <= 0x13) { - modeflag = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ModeFlag; resinfo = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ResInfo; CRT2Index = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_CRT2CRTC; VCLKIndexGEN = (SiS_GetRegByte((SiS_Pr->SiS_P3ca+0x02)) >> 2) & 0x03; VCLKIndexGENCRT = VCLKIndexGEN; } else { - modeflag = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag; resinfo = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO; CRT2Index = SiS_Pr->SiS_RefIndex[RefreshRateTableIndex].Ext_CRT2CRTC; VCLKIndexGEN = SiS_Pr->SiS_RefIndex[RefreshRateTableIndex].Ext_CRTVCLK; @@ -7270,7 +7268,7 @@ SiS_ShiftXPos(struct SiS_Private *SiS_Pr, int shift) static void SiS_SetGroup4_C_ELV(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex) { - unsigned short temp, temp1, resinfo = 0; + unsigned short temp, temp1; unsigned char *ROMAddr = SiS_Pr->VirtualRomBase; if(!(SiS_Pr->SiS_VBType & VB_SIS30xCLV)) return; @@ -7282,10 +7280,6 @@ SiS_SetGroup4_C_ELV(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned if(!(ROMAddr[0x61] & 0x04)) return; } - if(ModeNo > 0x13) { - resinfo = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_RESINFO; - } - SiS_SetRegOR(SiS_Pr->SiS_Part4Port,0x3a,0x08); temp = SiS_GetReg(SiS_Pr->SiS_Part4Port,0x3a); if(!(temp & 0x01)) { diff --git a/drivers/video/fbdev/sm712fb.c b/drivers/video/fbdev/sm712fb.c index 629bfa2d2f51..86ae1d4556fc 100644 --- a/drivers/video/fbdev/sm712fb.c +++ b/drivers/video/fbdev/sm712fb.c @@ -28,9 +28,7 @@ #include <linux/console.h> #include <linux/screen_info.h> -#ifdef CONFIG_PM #include <linux/pm.h> -#endif #include "sm712.h" @@ -1545,8 +1543,7 @@ static void smtcfb_pci_remove(struct pci_dev *pdev) pci_disable_device(pdev); } -#ifdef CONFIG_PM -static int smtcfb_pci_suspend(struct device *device) +static int __maybe_unused smtcfb_pci_suspend(struct device *device) { struct pci_dev *pdev = to_pci_dev(device); struct smtcfb_info *sfb; @@ -1569,7 +1566,7 @@ static int smtcfb_pci_suspend(struct device *device) return 0; } -static int smtcfb_pci_resume(struct device *device) +static int __maybe_unused smtcfb_pci_resume(struct device *device) { struct pci_dev *pdev = to_pci_dev(device); struct smtcfb_info *sfb; @@ -1610,20 +1607,13 @@ static int smtcfb_pci_resume(struct device *device) } static SIMPLE_DEV_PM_OPS(sm7xx_pm_ops, smtcfb_pci_suspend, smtcfb_pci_resume); -#define SM7XX_PM_OPS (&sm7xx_pm_ops) - -#else /* !CONFIG_PM */ - -#define SM7XX_PM_OPS NULL - -#endif /* !CONFIG_PM */ static struct pci_driver smtcfb_driver = { .name = "smtcfb", .id_table = smtcfb_pci_table, .probe = smtcfb_pci_probe, .remove = smtcfb_pci_remove, - .driver.pm = SM7XX_PM_OPS, + .driver.pm = &sm7xx_pm_ops, }; static int __init sm712fb_init(void) diff --git a/drivers/video/fbdev/via/viafbdev.c b/drivers/video/fbdev/via/viafbdev.c index f9718f012aae..badee04ef496 100644 --- a/drivers/video/fbdev/via/viafbdev.c +++ b/drivers/video/fbdev/via/viafbdev.c @@ -1630,16 +1630,14 @@ static void viafb_init_proc(struct viafb_shared *shared) } static void viafb_remove_proc(struct viafb_shared *shared) { - struct proc_dir_entry *viafb_entry = shared->proc_entry, - *iga1_entry = shared->iga1_proc_entry, - *iga2_entry = shared->iga2_proc_entry; + struct proc_dir_entry *viafb_entry = shared->proc_entry; if (!viafb_entry) return; - remove_proc_entry("output_devices", iga2_entry); + remove_proc_entry("output_devices", shared->iga2_proc_entry); remove_proc_entry("iga2", viafb_entry); - remove_proc_entry("output_devices", iga1_entry); + remove_proc_entry("output_devices", shared->iga1_proc_entry); remove_proc_entry("iga1", viafb_entry); remove_proc_entry("supported_output_devices", viafb_entry); diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index 01d15dca940e..7cf26768ea0b 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -239,12 +239,14 @@ static void update_balloon_stats(struct virtio_balloon *vb) all_vm_events(events); si_meminfo(&i); +#ifdef CONFIG_VM_EVENT_COUNTERS update_stat(vb, idx++, VIRTIO_BALLOON_S_SWAP_IN, pages_to_bytes(events[PSWPIN])); update_stat(vb, idx++, VIRTIO_BALLOON_S_SWAP_OUT, pages_to_bytes(events[PSWPOUT])); update_stat(vb, idx++, VIRTIO_BALLOON_S_MAJFLT, events[PGMAJFAULT]); update_stat(vb, idx++, VIRTIO_BALLOON_S_MINFLT, events[PGFAULT]); +#endif update_stat(vb, idx++, VIRTIO_BALLOON_S_MEMFREE, pages_to_bytes(i.freeram)); update_stat(vb, idx++, VIRTIO_BALLOON_S_MEMTOT, diff --git a/drivers/watchdog/imx2_wdt.c b/drivers/watchdog/imx2_wdt.c index 29ef719a6a3c..d69ab1e28d7d 100644 --- a/drivers/watchdog/imx2_wdt.c +++ b/drivers/watchdog/imx2_wdt.c @@ -161,15 +161,21 @@ static void imx2_wdt_timer_ping(unsigned long arg) mod_timer(&wdev->timer, jiffies + wdog->timeout * HZ / 2); } -static int imx2_wdt_set_timeout(struct watchdog_device *wdog, - unsigned int new_timeout) +static void __imx2_wdt_set_timeout(struct watchdog_device *wdog, + unsigned int new_timeout) { struct imx2_wdt_device *wdev = watchdog_get_drvdata(wdog); - wdog->timeout = new_timeout; - regmap_update_bits(wdev->regmap, IMX2_WDT_WCR, IMX2_WDT_WCR_WT, WDOG_SEC_TO_COUNT(new_timeout)); +} + +static int imx2_wdt_set_timeout(struct watchdog_device *wdog, + unsigned int new_timeout) +{ + __imx2_wdt_set_timeout(wdog, new_timeout); + + wdog->timeout = new_timeout; return 0; } @@ -353,7 +359,11 @@ static int imx2_wdt_suspend(struct device *dev) /* The watchdog IP block is running */ if (imx2_wdt_is_running(wdev)) { - imx2_wdt_set_timeout(wdog, IMX2_WDT_MAX_TIME); + /* + * Don't update wdog->timeout, we'll restore the current value + * during resume. + */ + __imx2_wdt_set_timeout(wdog, IMX2_WDT_MAX_TIME); imx2_wdt_ping(wdog); /* The watchdog is not active */ diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index 73708acce3ca..3a14948269b1 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -239,7 +239,7 @@ config XEN_ACPI_HOTPLUG_CPU config XEN_ACPI_PROCESSOR tristate "Xen ACPI processor" - depends on XEN && X86 && ACPI_PROCESSOR && CPU_FREQ + depends on XEN && XEN_DOM0 && X86 && ACPI_PROCESSOR && CPU_FREQ default m help This ACPI processor uploads Power Management information to the Xen diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c index a4d749665c9f..1865bcfa869b 100644 --- a/drivers/xen/gntdev.c +++ b/drivers/xen/gntdev.c @@ -378,10 +378,8 @@ static int unmap_grant_pages(struct grant_map *map, int offset, int pages) } range = 0; while (range < pages) { - if (map->unmap_ops[offset+range].handle == -1) { - range--; + if (map->unmap_ops[offset+range].handle == -1) break; - } range++; } err = __unmap_grant_pages(map, offset, range); @@ -876,8 +874,10 @@ unlock_out: out_unlock_put: mutex_unlock(&priv->lock); out_put_map: - if (use_ptemod) + if (use_ptemod) { map->vma = NULL; + unmap_grant_pages(map, 0, map->count); + } gntdev_put_map(priv, map); return err; } |