diff options
Diffstat (limited to 'drivers')
40 files changed, 213 insertions, 137 deletions
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c index 965ece2..13bb69d 100644 --- a/drivers/block/aoe/aoecmd.c +++ b/drivers/block/aoe/aoecmd.c @@ -735,6 +735,21 @@ diskstats(struct gendisk *disk, struct bio *bio, ulong duration, sector_t sector part_stat_unlock(); } +/* + * Ensure we don't create aliases in VI caches + */ +static inline void +killalias(struct bio *bio) +{ + struct bio_vec *bv; + int i; + + if (bio_data_dir(bio) == READ) + __bio_for_each_segment(bv, bio, i, 0) { + flush_dcache_page(bv->bv_page); + } +} + void aoecmd_ata_rsp(struct sk_buff *skb) { @@ -853,8 +868,12 @@ aoecmd_ata_rsp(struct sk_buff *skb) if (buf && --buf->nframesout == 0 && buf->resid == 0) { diskstats(d->gd, buf->bio, jiffies - buf->stime, buf->sector); - n = (buf->flags & BUFFL_FAIL) ? -EIO : 0; - bio_endio(buf->bio, n); + if (buf->flags & BUFFL_FAIL) + bio_endio(buf->bio, -EIO); + else { + killalias(buf->bio); + bio_endio(buf->bio, 0); + } mempool_free(buf, d->bufpool); } diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c index 2e8552d..c63f3d33 100644 --- a/drivers/char/tty_port.c +++ b/drivers/char/tty_port.c @@ -219,8 +219,11 @@ int tty_port_block_til_ready(struct tty_port *port, /* if non-blocking mode is set we can pass directly to open unless the port has just hung up or is in another error state */ - if ((filp->f_flags & O_NONBLOCK) || - (tty->flags & (1 << TTY_IO_ERROR))) { + if (tty->flags & (1 << TTY_IO_ERROR)) { + port->flags |= ASYNC_NORMAL_ACTIVE; + return 0; + } + if (filp->f_flags & O_NONBLOCK) { /* Indicate we are open */ if (tty->termios->c_cflag & CBAUD) tty_port_raise_dtr_rts(port); diff --git a/drivers/gpio/langwell_gpio.c b/drivers/gpio/langwell_gpio.c index 5711ce5..4baf3d7 100644 --- a/drivers/gpio/langwell_gpio.c +++ b/drivers/gpio/langwell_gpio.c @@ -144,13 +144,6 @@ static int lnw_irq_type(unsigned irq, unsigned type) static void lnw_irq_unmask(unsigned irq) { - struct lnw_gpio *lnw = get_irq_chip_data(irq); - u32 gpio = irq - lnw->irq_base; - u8 reg = gpio / 32; - void __iomem *gedr; - - gedr = (void __iomem *)(&lnw->reg_base->GEDR[reg]); - writel(BIT(gpio % 32), gedr); }; static void lnw_irq_mask(unsigned irq) @@ -183,13 +176,11 @@ static void lnw_irq_handler(unsigned irq, struct irq_desc *desc) gedr_v = readl(gedr); if (!gedr_v) continue; - for (gpio = reg*32; gpio < reg*32+32; gpio++) { - gedr_v = readl(gedr); + for (gpio = reg*32; gpio < reg*32+32; gpio++) if (gedr_v & BIT(gpio % 32)) { pr_debug("pin %d triggered\n", gpio); generic_handle_irq(lnw->irq_base + gpio); } - } /* clear the edge detect status bit */ writel(gedr_v, gedr); } diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index a537925..2bcf1ac 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -447,6 +447,27 @@ static struct dmi_system_id __initdata i8042_dmi_reset_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "N10"), }, }, + { + .ident = "Dell Vostro 1320", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"), + }, + }, + { + .ident = "Dell Vostro 1520", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"), + }, + }, + { + .ident = "Dell Vostro 1720", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"), + }, + }, { } }; diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index a053423..e07ce2e 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1650,11 +1650,12 @@ static void raid1d(mddev_t *mddev) r1_bio->sector, r1_bio->sectors); unfreeze_array(conf); - } + } else + md_error(mddev, + conf->mirrors[r1_bio->read_disk].rdev); bio = r1_bio->bios[r1_bio->read_disk]; - if ((disk=read_balance(conf, r1_bio)) == -1 || - disk == r1_bio->read_disk) { + if ((disk=read_balance(conf, r1_bio)) == -1) { printk(KERN_ALERT "raid1: %s: unrecoverable I/O" " read error for block %llu\n", bdevname(bio->bi_bdev,b), diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index ddf639e..9808241 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -31,6 +31,7 @@ #include <linux/wait.h> #include <linux/slab.h> #include <linux/poll.h> +#include <linux/semaphore.h> #include <linux/module.h> #include <linux/list.h> #include <linux/freezer.h> diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c index b00d673..9fb480b 100644 --- a/drivers/mmc/host/pxamci.c +++ b/drivers/mmc/host/pxamci.c @@ -760,6 +760,8 @@ static int pxamci_remove(struct platform_device *pdev) if (mmc) { struct pxamci_host *host = mmc_priv(mmc); + mmc_remove_host(mmc); + if (host->pdata) { gpio_cd = host->pdata->gpio_card_detect; gpio_ro = host->pdata->gpio_card_ro; @@ -779,8 +781,6 @@ static int pxamci_remove(struct platform_device *pdev) if (host->pdata && host->pdata->exit) host->pdata->exit(&pdev->dev, mmc); - mmc_remove_host(mmc); - pxamci_stop_clock(host); writel(TXFIFO_WR_REQ|RXFIFO_RD_REQ|CLK_IS_OFF|STOP_CMD| END_CMD_RES|PRG_DONE|DATA_TRAN_DONE, diff --git a/drivers/regulator/wm831x-isink.c b/drivers/regulator/wm831x-isink.c index 1d8d987..4885700 100644 --- a/drivers/regulator/wm831x-isink.c +++ b/drivers/regulator/wm831x-isink.c @@ -167,6 +167,8 @@ static __devinit int wm831x_isink_probe(struct platform_device *pdev) return -ENOMEM; } + isink->wm831x = wm831x; + res = platform_get_resource(pdev, IORESOURCE_IO, 0); if (res == NULL) { dev_err(&pdev->dev, "No I/O resource\n"); diff --git a/drivers/rtc/rtc-pcf50633.c b/drivers/rtc/rtc-pcf50633.c index 33a10c4..4c5d5d0 100644 --- a/drivers/rtc/rtc-pcf50633.c +++ b/drivers/rtc/rtc-pcf50633.c @@ -292,8 +292,9 @@ static int __devinit pcf50633_rtc_probe(struct platform_device *pdev) &pcf50633_rtc_ops, THIS_MODULE); if (IS_ERR(rtc->rtc_dev)) { + int ret = PTR_ERR(rtc->rtc_dev); kfree(rtc); - return PTR_ERR(rtc->rtc_dev); + return ret; } pcf50633_register_irq(rtc->pcf, PCF50633_IRQ_ALARM, diff --git a/drivers/rtc/rtc-x1205.c b/drivers/rtc/rtc-x1205.c index 310c107..6583c1a 100644 --- a/drivers/rtc/rtc-x1205.c +++ b/drivers/rtc/rtc-x1205.c @@ -195,7 +195,7 @@ static int x1205_set_datetime(struct i2c_client *client, struct rtc_time *tm, /* year, since the rtc epoch*/ buf[CCR_YEAR] = bin2bcd(tm->tm_year % 100); buf[CCR_WDAY] = tm->tm_wday & 0x07; - buf[CCR_Y2K] = bin2bcd(tm->tm_year / 100); + buf[CCR_Y2K] = bin2bcd((tm->tm_year + 1900) / 100); } /* If writing alarm registers, set compare bits on registers 0-4 */ @@ -280,9 +280,9 @@ static int x1205_fix_osc(struct i2c_client *client) int err; struct rtc_time tm; - tm.tm_hour = tm.tm_min = tm.tm_sec = 0; + memset(&tm, 0, sizeof(tm)); - err = x1205_set_datetime(client, &tm, 0, X1205_CCR_BASE, 0); + err = x1205_set_datetime(client, &tm, 1, X1205_CCR_BASE, 0); if (err < 0) dev_err(&client->dev, "unable to restart the oscillator\n"); diff --git a/drivers/serial/bcm63xx_uart.c b/drivers/serial/bcm63xx_uart.c index beddaa6..37ad0c4 100644 --- a/drivers/serial/bcm63xx_uart.c +++ b/drivers/serial/bcm63xx_uart.c @@ -242,7 +242,7 @@ static void bcm_uart_do_rx(struct uart_port *port) * higher than fifo size anyway since we're much faster than * serial port */ max_count = 32; - tty = port->info->port.tty; + tty = port->state->port.tty; do { unsigned int iestat, c, cstat; char flag; @@ -318,7 +318,7 @@ static void bcm_uart_do_tx(struct uart_port *port) return; } - xmit = &port->info->xmit; + xmit = &port->state->xmit; if (uart_circ_empty(xmit)) goto txq_empty; diff --git a/drivers/serial/of_serial.c b/drivers/serial/of_serial.c index 02406ba..cdf172e 100644 --- a/drivers/serial/of_serial.c +++ b/drivers/serial/of_serial.c @@ -161,6 +161,7 @@ static int of_platform_serial_remove(struct of_device *ofdev) static struct of_device_id __devinitdata of_platform_serial_table[] = { { .type = "serial", .compatible = "ns8250", .data = (void *)PORT_8250, }, { .type = "serial", .compatible = "ns16450", .data = (void *)PORT_16450, }, + { .type = "serial", .compatible = "ns16550a", .data = (void *)PORT_16550A, }, { .type = "serial", .compatible = "ns16550", .data = (void *)PORT_16550, }, { .type = "serial", .compatible = "ns16750", .data = (void *)PORT_16750, }, { .type = "serial", .compatible = "ns16850", .data = (void *)PORT_16850, }, diff --git a/drivers/staging/hv/BlkVsc.c b/drivers/staging/hv/BlkVsc.c index 51aa861..a48ee3a 100644 --- a/drivers/staging/hv/BlkVsc.c +++ b/drivers/staging/hv/BlkVsc.c @@ -16,6 +16,7 @@ * Place - Suite 330, Boston, MA 02111-1307 USA. * * Authors: + * Haiyang Zhang <haiyangz@microsoft.com> * Hank Janssen <hjanssen@microsoft.com> * */ diff --git a/drivers/staging/hv/Channel.c b/drivers/staging/hv/Channel.c index d649ee1..746370e 100644 --- a/drivers/staging/hv/Channel.c +++ b/drivers/staging/hv/Channel.c @@ -611,7 +611,7 @@ void VmbusChannelClose(struct vmbus_channel *Channel) /* Stop callback and cancel the timer asap */ Channel->OnChannelCallback = NULL; - del_timer(&Channel->poll_timer); + del_timer_sync(&Channel->poll_timer); /* Send a closing message */ info = kmalloc(sizeof(*info) + @@ -978,14 +978,10 @@ void VmbusChannelOnChannelEvent(struct vmbus_channel *Channel) { DumpVmbusChannel(Channel); ASSERT(Channel->OnChannelCallback); -#ifdef ENABLE_POLLING - del_timer(&Channel->poll_timer); - Channel->OnChannelCallback(Channel->ChannelCallbackContext); - channel->poll_timer.expires(jiffies + usecs_to_jiffies(100); - add_timer(&channel->poll_timer); -#else + Channel->OnChannelCallback(Channel->ChannelCallbackContext); -#endif + + mod_timer(&Channel->poll_timer, jiffies + usecs_to_jiffies(100)); } /** @@ -997,10 +993,6 @@ void VmbusChannelOnTimer(unsigned long data) if (channel->OnChannelCallback) { channel->OnChannelCallback(channel->ChannelCallbackContext); -#ifdef ENABLE_POLLING - channel->poll_timer.expires(jiffies + usecs_to_jiffies(100); - add_timer(&channel->poll_timer); -#endif } } diff --git a/drivers/staging/hv/ChannelMgmt.c b/drivers/staging/hv/ChannelMgmt.c index 3db62ca..ef38467 100644 --- a/drivers/staging/hv/ChannelMgmt.c +++ b/drivers/staging/hv/ChannelMgmt.c @@ -119,7 +119,7 @@ static inline void ReleaseVmbusChannel(void *context) */ void FreeVmbusChannel(struct vmbus_channel *Channel) { - del_timer(&Channel->poll_timer); + del_timer_sync(&Channel->poll_timer); /* * We have to release the channel's workqueue/thread in the vmbus's diff --git a/drivers/staging/hv/NetVsc.c b/drivers/staging/hv/NetVsc.c index d384c0d..1c717f9 100644 --- a/drivers/staging/hv/NetVsc.c +++ b/drivers/staging/hv/NetVsc.c @@ -15,6 +15,7 @@ * Place - Suite 330, Boston, MA 02111-1307 USA. * * Authors: + * Haiyang Zhang <haiyangz@microsoft.com> * Hank Janssen <hjanssen@microsoft.com> */ #include <linux/kernel.h> diff --git a/drivers/staging/hv/NetVsc.h b/drivers/staging/hv/NetVsc.h index 3e7112f..6e0e034 100644 --- a/drivers/staging/hv/NetVsc.h +++ b/drivers/staging/hv/NetVsc.h @@ -16,6 +16,7 @@ * Place - Suite 330, Boston, MA 02111-1307 USA. * * Authors: + * Haiyang Zhang <haiyangz@microsoft.com> * Hank Janssen <hjanssen@microsoft.com> * */ diff --git a/drivers/staging/hv/StorVsc.c b/drivers/staging/hv/StorVsc.c index 14015c9..2f7c425 100644 --- a/drivers/staging/hv/StorVsc.c +++ b/drivers/staging/hv/StorVsc.c @@ -196,7 +196,7 @@ static int StorVscChannelInit(struct hv_device *Device) * Now, initiate the vsc/vsp initialization protocol on the open * channel */ - memset(request, sizeof(struct storvsc_request_extension), 0); + memset(request, 0, sizeof(struct storvsc_request_extension)); request->WaitEvent = osd_WaitEventCreate(); vstorPacket->Operation = VStorOperationBeginInitialization; @@ -233,7 +233,7 @@ static int StorVscChannelInit(struct hv_device *Device) DPRINT_INFO(STORVSC, "QUERY_PROTOCOL_VERSION_OPERATION..."); /* reuse the packet for version range supported */ - memset(vstorPacket, sizeof(struct vstor_packet), 0); + memset(vstorPacket, 0, sizeof(struct vstor_packet)); vstorPacket->Operation = VStorOperationQueryProtocolVersion; vstorPacket->Flags = REQUEST_COMPLETION_FLAG; @@ -266,7 +266,7 @@ static int StorVscChannelInit(struct hv_device *Device) /* Query channel properties */ DPRINT_INFO(STORVSC, "QUERY_PROPERTIES_OPERATION..."); - memset(vstorPacket, sizeof(struct vstor_packet), 0); + memset(vstorPacket, 0, sizeof(struct vstor_packet)); vstorPacket->Operation = VStorOperationQueryProperties; vstorPacket->Flags = REQUEST_COMPLETION_FLAG; vstorPacket->StorageChannelProperties.PortNumber = @@ -305,7 +305,7 @@ static int StorVscChannelInit(struct hv_device *Device) DPRINT_INFO(STORVSC, "END_INITIALIZATION_OPERATION..."); - memset(vstorPacket, sizeof(struct vstor_packet), 0); + memset(vstorPacket, 0, sizeof(struct vstor_packet)); vstorPacket->Operation = VStorOperationEndInitialization; vstorPacket->Flags = REQUEST_COMPLETION_FLAG; @@ -508,7 +508,7 @@ static int StorVscConnectToVsp(struct hv_device *Device) int ret; storDriver = (struct storvsc_driver_object *)Device->Driver; - memset(&props, sizeof(struct vmstorage_channel_properties), 0); + memset(&props, 0, sizeof(struct vmstorage_channel_properties)); /* Open the channel */ ret = Device->Driver->VmbusChannelInterface.Open(Device, diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c index 99c4926..62b2828 100644 --- a/drivers/staging/hv/blkvsc_drv.c +++ b/drivers/staging/hv/blkvsc_drv.c @@ -15,6 +15,7 @@ * Place - Suite 330, Boston, MA 02111-1307 USA. * * Authors: + * Haiyang Zhang <haiyangz@microsoft.com> * Hank Janssen <hjanssen@microsoft.com> */ #include <linux/init.h> diff --git a/drivers/staging/hv/netvsc_drv.c b/drivers/staging/hv/netvsc_drv.c index 3192d50..0d7459e 100644 --- a/drivers/staging/hv/netvsc_drv.c +++ b/drivers/staging/hv/netvsc_drv.c @@ -15,6 +15,7 @@ * Place - Suite 330, Boston, MA 02111-1307 USA. * * Authors: + * Haiyang Zhang <haiyangz@microsoft.com> * Hank Janssen <hjanssen@microsoft.com> */ #include <linux/init.h> diff --git a/drivers/staging/rtl8187se/TODO b/drivers/staging/rtl8187se/TODO index c09a916..a762e79 100644 --- a/drivers/staging/rtl8187se/TODO +++ b/drivers/staging/rtl8187se/TODO @@ -11,5 +11,4 @@ TODO: - sparse fixes - integrate with drivers/net/wireless/rtl818x -Please send any patches to Greg Kroah-Hartman <greg@kroah.com> and -Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>. +Please send any patches to Greg Kroah-Hartman <greg@kroah.com>. diff --git a/drivers/staging/rtl8192su/TODO b/drivers/staging/rtl8192su/TODO index b13be9e..f11eec7 100644 --- a/drivers/staging/rtl8192su/TODO +++ b/drivers/staging/rtl8192su/TODO @@ -14,5 +14,4 @@ TODO: - sparse fixes - integrate with drivers/net/wireless/rtl818x -Please send any patches to Greg Kroah-Hartman <greg@kroah.com> and -Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>. +Please send any patches to Greg Kroah-Hartman <greg@kroah.com>. diff --git a/drivers/staging/vt6655/TODO b/drivers/staging/vt6655/TODO index 8462cd1..cb04aaa 100644 --- a/drivers/staging/vt6655/TODO +++ b/drivers/staging/vt6655/TODO @@ -16,6 +16,5 @@ TODO: - sparse fixes - integrate with drivers/net/wireless -Please send any patches to Greg Kroah-Hartman <greg@kroah.com>, -Forest Bond <forest@alittletooquiet.net> and Bartlomiej Zolnierkiewicz -<bzolnier@gmail.com>. +Please send any patches to Greg Kroah-Hartman <greg@kroah.com> +and Forest Bond <forest@alittletooquiet.net>. diff --git a/drivers/staging/vt6656/TODO b/drivers/staging/vt6656/TODO index 17cf50c..a318995 100644 --- a/drivers/staging/vt6656/TODO +++ b/drivers/staging/vt6656/TODO @@ -15,6 +15,5 @@ TODO: - sparse fixes - integrate with drivers/net/wireless -Please send any patches to Greg Kroah-Hartman <greg@kroah.com>, -Forest Bond <forest@alittletooquiet.net> and Bartlomiej Zolnierkiewicz -<bzolnier@gmail.com>. +Please send any patches to Greg Kroah-Hartman <greg@kroah.com> +and Forest Bond <forest@alittletooquiet.net>. diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 5ce8391..0f857e6 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -444,7 +444,7 @@ resubmit: static inline int hub_clear_tt_buffer (struct usb_device *hdev, u16 devinfo, u16 tt) { - return usb_control_msg(hdev, usb_rcvctrlpipe(hdev, 0), + return usb_control_msg(hdev, usb_sndctrlpipe(hdev, 0), HUB_CLEAR_TT_BUFFER, USB_RT_PORT, devinfo, tt, NULL, 0, 1000); } diff --git a/drivers/usb/gadget/amd5536udc.c b/drivers/usb/gadget/amd5536udc.c index d5b6596..731150d4 100644 --- a/drivers/usb/gadget/amd5536udc.c +++ b/drivers/usb/gadget/amd5536udc.c @@ -1213,7 +1213,12 @@ udc_queue(struct usb_ep *usbep, struct usb_request *usbreq, gfp_t gfp) tmp &= AMD_UNMASK_BIT(ep->num); writel(tmp, &dev->regs->ep_irqmsk); } - } + } else if (ep->in) { + /* enable ep irq */ + tmp = readl(&dev->regs->ep_irqmsk); + tmp &= AMD_UNMASK_BIT(ep->num); + writel(tmp, &dev->regs->ep_irqmsk); + } } else if (ep->dma) { @@ -2005,18 +2010,17 @@ __acquires(dev->lock) { int tmp; - /* empty queues and init hardware */ - udc_basic_init(dev); - for (tmp = 0; tmp < UDC_EP_NUM; tmp++) { - empty_req_queue(&dev->ep[tmp]); - } - if (dev->gadget.speed != USB_SPEED_UNKNOWN) { spin_unlock(&dev->lock); driver->disconnect(&dev->gadget); spin_lock(&dev->lock); } - /* init */ + + /* empty queues and init hardware */ + udc_basic_init(dev); + for (tmp = 0; tmp < UDC_EP_NUM; tmp++) + empty_req_queue(&dev->ep[tmp]); + udc_setup_endpoints(dev); } @@ -2472,6 +2476,13 @@ static irqreturn_t udc_data_in_isr(struct udc *dev, int ep_ix) } } + } else if (!use_dma && ep->in) { + /* disable interrupt */ + tmp = readl( + &dev->regs->ep_irqmsk); + tmp |= AMD_BIT(ep->num); + writel(tmp, + &dev->regs->ep_irqmsk); } } /* clear status bits */ @@ -3279,6 +3290,17 @@ static int udc_pci_probe( goto finished; } + spin_lock_init(&dev->lock); + /* udc csr registers base */ + dev->csr = dev->virt_addr + UDC_CSR_ADDR; + /* dev registers base */ + dev->regs = dev->virt_addr + UDC_DEVCFG_ADDR; + /* ep registers base */ + dev->ep_regs = dev->virt_addr + UDC_EPREGS_ADDR; + /* fifo's base */ + dev->rxfifo = (u32 __iomem *)(dev->virt_addr + UDC_RXFIFO_ADDR); + dev->txfifo = (u32 __iomem *)(dev->virt_addr + UDC_TXFIFO_ADDR); + if (request_irq(pdev->irq, udc_irq, IRQF_SHARED, name, dev) != 0) { dev_dbg(&dev->pdev->dev, "request_irq(%d) fail\n", pdev->irq); kfree(dev); @@ -3331,7 +3353,6 @@ static int udc_probe(struct udc *dev) udc_pollstall_timer.data = 0; /* device struct setup */ - spin_lock_init(&dev->lock); dev->gadget.ops = &udc_ops; dev_set_name(&dev->gadget.dev, "gadget"); @@ -3340,16 +3361,6 @@ static int udc_probe(struct udc *dev) dev->gadget.name = name; dev->gadget.is_dualspeed = 1; - /* udc csr registers base */ - dev->csr = dev->virt_addr + UDC_CSR_ADDR; - /* dev registers base */ - dev->regs = dev->virt_addr + UDC_DEVCFG_ADDR; - /* ep registers base */ - dev->ep_regs = dev->virt_addr + UDC_EPREGS_ADDR; - /* fifo's base */ - dev->rxfifo = (u32 __iomem *)(dev->virt_addr + UDC_RXFIFO_ADDR); - dev->txfifo = (u32 __iomem *)(dev->virt_addr + UDC_TXFIFO_ADDR); - /* init registers, interrupts, ... */ startup_registers(dev); diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 9835e07..f5f5601 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -28,6 +28,7 @@ #include <linux/errno.h> #include <linux/init.h> #include <linux/timer.h> +#include <linux/ktime.h> #include <linux/list.h> #include <linux/interrupt.h> #include <linux/usb.h> @@ -676,6 +677,7 @@ static int ehci_run (struct usb_hcd *hcd) ehci_readl(ehci, &ehci->regs->command); /* unblock posted writes */ msleep(5); up_write(&ehci_cf_port_reset_rwsem); + ehci->last_periodic_enable = ktime_get_real(); temp = HC_VERSION(ehci_readl(ehci, &ehci->caps->hc_capbase)); ehci_info (ehci, diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 378861b..ead5f4f 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -111,6 +111,10 @@ static int ehci_pci_setup(struct usb_hcd *hcd) switch (pdev->vendor) { case PCI_VENDOR_ID_INTEL: ehci->need_io_watchdog = 0; + if (pdev->device == 0x27cc) { + ehci->broken_periodic = 1; + ehci_info(ehci, "using broken periodic workaround\n"); + } break; case PCI_VENDOR_ID_TDI: if (pdev->device == PCI_DEVICE_ID_TDI_EHCI) { diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 00ad9ce..139a2cc 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -487,8 +487,20 @@ halt: * we must clear the TT buffer (11.17.5). */ if (unlikely(last_status != -EINPROGRESS && - last_status != -EREMOTEIO)) - ehci_clear_tt_buffer(ehci, qh, urb, token); + last_status != -EREMOTEIO)) { + /* The TT's in some hubs malfunction when they + * receive this request following a STALL (they + * stop sending isochronous packets). Since a + * STALL can't leave the TT buffer in a busy + * state (if you believe Figures 11-48 - 11-51 + * in the USB 2.0 spec), we won't clear the TT + * buffer in this case. Strictly speaking this + * is a violation of the spec. + */ + if (last_status != -EPIPE) + ehci_clear_tt_buffer(ehci, qh, urb, + token); + } } /* if we're removing something not at the queue head, diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index b25cdea..a5535b5 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -475,6 +475,8 @@ static int enable_periodic (struct ehci_hcd *ehci) /* make sure ehci_work scans these */ ehci->next_uframe = ehci_readl(ehci, &ehci->regs->frame_index) % (ehci->periodic_size << 3); + if (unlikely(ehci->broken_periodic)) + ehci->last_periodic_enable = ktime_get_real(); return 0; } @@ -486,6 +488,16 @@ static int disable_periodic (struct ehci_hcd *ehci) if (--ehci->periodic_sched) return 0; + if (unlikely(ehci->broken_periodic)) { + /* delay experimentally determined */ + ktime_t safe = ktime_add_us(ehci->last_periodic_enable, 1000); + ktime_t now = ktime_get_real(); + s64 delay = ktime_us_delta(safe, now); + + if (unlikely(delay > 0)) + udelay(delay); + } + /* did setting PSE not take effect yet? * takes effect only at frame boundaries... */ diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h index 064e768..2d85e21 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -118,6 +118,7 @@ struct ehci_hcd { /* one per controller */ unsigned stamp; unsigned random_frame; unsigned long next_statechange; + ktime_t last_periodic_enable; u32 command; /* SILICON QUIRKS */ @@ -127,6 +128,7 @@ struct ehci_hcd { /* one per controller */ unsigned big_endian_desc:1; unsigned has_amcc_usb23:1; unsigned need_io_watchdog:1; + unsigned broken_periodic:1; /* required for usb32 quirk */ #define OHCI_CTRL_HCFS (3 << 6) diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c index c3577bb..ef2332a 100644 --- a/drivers/usb/musb/cppi_dma.c +++ b/drivers/usb/musb/cppi_dma.c @@ -1442,11 +1442,6 @@ static int cppi_channel_abort(struct dma_channel *channel) musb_writew(regs, MUSB_TXCSR, value); musb_writew(regs, MUSB_TXCSR, value); - /* re-enable interrupt */ - if (enabled) - musb_writel(tibase, DAVINCI_TXCPPI_INTENAB_REG, - (1 << cppi_ch->index)); - /* While we scrub the TX state RAM, ensure that we clean * up any interrupt that's currently asserted: * 1. Write to completion Ptr value 0x1(bit 0 set) @@ -1459,6 +1454,11 @@ static int cppi_channel_abort(struct dma_channel *channel) cppi_reset_tx(tx_ram, 1); musb_writel(&tx_ram->tx_complete, 0, 0); + /* re-enable interrupt */ + if (enabled) + musb_writel(tibase, DAVINCI_TXCPPI_INTENAB_REG, + (1 << cppi_ch->index)); + cppi_dump_tx(5, cppi_ch, " (done teardown)"); /* REVISIT tx side _should_ clean up the same way diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 3a61ddb..547e0e3 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -1450,7 +1450,7 @@ static int __init musb_core_init(u16 musb_type, struct musb *musb) #endif if (hw_ep->max_packet_sz_tx) { - printk(KERN_DEBUG + DBG(1, "%s: hw_ep %d%s, %smax %d\n", musb_driver_name, i, hw_ep->is_shared_fifo ? "shared" : "tx", @@ -1459,7 +1459,7 @@ static int __init musb_core_init(u16 musb_type, struct musb *musb) hw_ep->max_packet_sz_tx); } if (hw_ep->max_packet_sz_rx && !hw_ep->is_shared_fifo) { - printk(KERN_DEBUG + DBG(1, "%s: hw_ep %d%s, %smax %d\n", musb_driver_name, i, "rx", diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 8b3c4e2..74073f9 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -4,6 +4,7 @@ * Copyright 2005 Mentor Graphics Corporation * Copyright (C) 2005-2006 by Texas Instruments * Copyright (C) 2006-2007 Nokia Corporation + * Copyright (C) 2009 MontaVista Software, Inc. <source@mvista.com> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -436,14 +437,6 @@ void musb_g_tx(struct musb *musb, u8 epnum) csr |= MUSB_TXCSR_P_WZC_BITS; csr &= ~MUSB_TXCSR_P_SENTSTALL; musb_writew(epio, MUSB_TXCSR, csr); - if (dma_channel_status(dma) == MUSB_DMA_STATUS_BUSY) { - dma->status = MUSB_DMA_STATUS_CORE_ABORT; - musb->dma_controller->channel_abort(dma); - } - - if (request) - musb_g_giveback(musb_ep, request, -EPIPE); - break; } @@ -582,15 +575,25 @@ void musb_g_tx(struct musb *musb, u8 epnum) */ static void rxstate(struct musb *musb, struct musb_request *req) { - u16 csr = 0; const u8 epnum = req->epnum; struct usb_request *request = &req->request; struct musb_ep *musb_ep = &musb->endpoints[epnum].ep_out; void __iomem *epio = musb->endpoints[epnum].regs; unsigned fifo_count = 0; u16 len = musb_ep->packet_sz; + u16 csr = musb_readw(epio, MUSB_RXCSR); - csr = musb_readw(epio, MUSB_RXCSR); + /* We shouldn't get here while DMA is active, but we do... */ + if (dma_channel_status(musb_ep->dma) == MUSB_DMA_STATUS_BUSY) { + DBG(4, "DMA pending...\n"); + return; + } + + if (csr & MUSB_RXCSR_P_SENDSTALL) { + DBG(5, "%s stalling, RXCSR %04x\n", + musb_ep->end_point.name, csr); + return; + } if (is_cppi_enabled() && musb_ep->dma) { struct dma_controller *c = musb->dma_controller; @@ -761,19 +764,10 @@ void musb_g_rx(struct musb *musb, u8 epnum) csr, dma ? " (dma)" : "", request); if (csr & MUSB_RXCSR_P_SENTSTALL) { - if (dma_channel_status(dma) == MUSB_DMA_STATUS_BUSY) { - dma->status = MUSB_DMA_STATUS_CORE_ABORT; - (void) musb->dma_controller->channel_abort(dma); - request->actual += musb_ep->dma->actual_len; - } - csr |= MUSB_RXCSR_P_WZC_BITS; csr &= ~MUSB_RXCSR_P_SENTSTALL; musb_writew(epio, MUSB_RXCSR, csr); - - if (request) - musb_g_giveback(musb_ep, request, -EPIPE); - goto done; + return; } if (csr & MUSB_RXCSR_P_OVERRUN) { @@ -795,7 +789,7 @@ void musb_g_rx(struct musb *musb, u8 epnum) DBG((csr & MUSB_RXCSR_DMAENAB) ? 4 : 1, "%s busy, csr %04x\n", musb_ep->end_point.name, csr); - goto done; + return; } if (dma && (csr & MUSB_RXCSR_DMAENAB)) { @@ -826,22 +820,15 @@ void musb_g_rx(struct musb *musb, u8 epnum) if ((request->actual < request->length) && (musb_ep->dma->actual_len == musb_ep->packet_sz)) - goto done; + return; #endif musb_g_giveback(musb_ep, request, 0); request = next_request(musb_ep); if (!request) - goto done; - - /* don't start more i/o till the stall clears */ - musb_ep_select(mbase, epnum); - csr = musb_readw(epio, MUSB_RXCSR); - if (csr & MUSB_RXCSR_P_SENDSTALL) - goto done; + return; } - /* analyze request if the ep is hot */ if (request) rxstate(musb, to_musb_request(request)); @@ -849,8 +836,6 @@ void musb_g_rx(struct musb *musb, u8 epnum) DBG(3, "packet waiting for %s%s request\n", musb_ep->desc ? "" : "inactive ", musb_ep->end_point.name); - -done: return; } @@ -1244,7 +1229,7 @@ int musb_gadget_set_halt(struct usb_ep *ep, int value) void __iomem *mbase; unsigned long flags; u16 csr; - struct musb_request *request = NULL; + struct musb_request *request; int status = 0; if (!ep) @@ -1260,24 +1245,29 @@ int musb_gadget_set_halt(struct usb_ep *ep, int value) musb_ep_select(mbase, epnum); - /* cannot portably stall with non-empty FIFO */ request = to_musb_request(next_request(musb_ep)); - if (value && musb_ep->is_in) { - csr = musb_readw(epio, MUSB_TXCSR); - if (csr & MUSB_TXCSR_FIFONOTEMPTY) { - DBG(3, "%s fifo busy, cannot halt\n", ep->name); - spin_unlock_irqrestore(&musb->lock, flags); - return -EAGAIN; + if (value) { + if (request) { + DBG(3, "request in progress, cannot halt %s\n", + ep->name); + status = -EAGAIN; + goto done; + } + /* Cannot portably stall with non-empty FIFO */ + if (musb_ep->is_in) { + csr = musb_readw(epio, MUSB_TXCSR); + if (csr & MUSB_TXCSR_FIFONOTEMPTY) { + DBG(3, "FIFO busy, cannot halt %s\n", ep->name); + status = -EAGAIN; + goto done; + } } - } /* set/clear the stall and toggle bits */ DBG(2, "%s: %s stall\n", ep->name, value ? "set" : "clear"); if (musb_ep->is_in) { csr = musb_readw(epio, MUSB_TXCSR); - if (csr & MUSB_TXCSR_FIFONOTEMPTY) - csr |= MUSB_TXCSR_FLUSHFIFO; csr |= MUSB_TXCSR_P_WZC_BITS | MUSB_TXCSR_CLRDATATOG; if (value) @@ -1300,14 +1290,13 @@ int musb_gadget_set_halt(struct usb_ep *ep, int value) musb_writew(epio, MUSB_RXCSR, csr); } -done: - /* maybe start the first request in the queue */ if (!musb_ep->busy && !value && request) { DBG(3, "restarting the request\n"); musb_ep_restart(musb, request); } +done: spin_unlock_irqrestore(&musb->lock, flags); return status; } diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c index 7a67786..522efb3 100644 --- a/drivers/usb/musb/musb_gadget_ep0.c +++ b/drivers/usb/musb/musb_gadget_ep0.c @@ -511,7 +511,8 @@ static void ep0_txstate(struct musb *musb) /* update the flags */ if (fifo_count < MUSB_MAX_END0_PACKET - || request->actual == request->length) { + || (request->actual == request->length + && !request->zero)) { musb->ep0_state = MUSB_EP0_STAGE_STATUSOUT; csr |= MUSB_CSR0_P_DATAEND; } else diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index cf94511..e3ab40a 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -1301,8 +1301,11 @@ void musb_host_tx(struct musb *musb, u8 epnum) return; } else if (usb_pipeisoc(pipe) && dma) { if (musb_tx_dma_program(musb->dma_controller, hw_ep, qh, urb, - offset, length)) + offset, length)) { + if (is_cppi_enabled() || tusb_dma_omap()) + musb_h_tx_dma_start(hw_ep); return; + } } else if (tx_csr & MUSB_TXCSR_DMAENAB) { DBG(1, "not complete, but DMA enabled?\n"); return; diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 9c60d6d..ebcc6d0 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1937,7 +1937,7 @@ static void ftdi_write_bulk_callback(struct urb *urb) return; } /* account for transferred data */ - countback = urb->actual_length; + countback = urb->transfer_buffer_length; data_offset = priv->write_offset; if (data_offset > 0) { /* Subtract the control bytes */ @@ -1950,7 +1950,6 @@ static void ftdi_write_bulk_callback(struct urb *urb) if (status) { dbg("nonzero write bulk status received: %d", status); - return; } usb_serial_port_softint(port); diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 319aaf97..0577e4b 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -336,6 +336,10 @@ static int option_resume(struct usb_serial *serial); #define AIRPLUS_VENDOR_ID 0x1011 #define AIRPLUS_PRODUCT_MCD650 0x3198 +/* 4G Systems products */ +#define FOUR_G_SYSTEMS_VENDOR_ID 0x1c9e +#define FOUR_G_SYSTEMS_PRODUCT_W14 0x9603 + static struct usb_device_id option_ids[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) }, { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) }, @@ -599,6 +603,7 @@ static struct usb_device_id option_ids[] = { { USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S) }, { USB_DEVICE(AIRPLUS_VENDOR_ID, AIRPLUS_PRODUCT_MCD650) }, { USB_DEVICE(TLAYTECH_VENDOR_ID, TLAYTECH_PRODUCT_TEU800) }, + { USB_DEVICE(FOUR_G_SYSTEMS_VENDOR_ID, FOUR_G_SYSTEMS_PRODUCT_W14) }, { } /* Terminating entry */ }; MODULE_DEVICE_TABLE(usb, option_ids); diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index 035d568..ea1fd3f 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -554,11 +554,11 @@ static int fb_check_var(struct fb_var_screeninfo *var, var->transp.length = 0; break; case 16: /* RGB 565 */ - var->red.offset = 0; + var->red.offset = 11; var->red.length = 5; var->green.offset = 5; var->green.length = 6; - var->blue.offset = 11; + var->blue.offset = 0; var->blue.length = 5; var->transp.offset = 0; var->transp.length = 0; @@ -591,7 +591,7 @@ static int __devexit fb_remove(struct platform_device *dev) unregister_framebuffer(info); fb_dealloc_cmap(&info->cmap); dma_free_coherent(NULL, par->databuf_sz + PAGE_SIZE, - info->screen_base, + info->screen_base - PAGE_SIZE, info->fix.smem_start); free_irq(par->irq, par); clk_disable(par->lcdc_clk); @@ -749,6 +749,7 @@ static int __init fb_probe(struct platform_device *device) (PAGE_SIZE - par->palette_sz); /* the rest of the frame buffer is pixel data */ + da8xx_fb_info->screen_base = par->v_palette_base + par->palette_sz; da8xx_fb_fix.smem_start = par->p_palette_base + par->palette_sz; da8xx_fb_fix.smem_len = par->databuf_sz - par->palette_sz; da8xx_fb_fix.line_length = (lcdc_info->width * lcd_cfg->bpp) / 8; @@ -787,6 +788,8 @@ static int __init fb_probe(struct platform_device *device) da8xx_fb_info->var = da8xx_fb_var; da8xx_fb_info->fbops = &da8xx_fb_ops; da8xx_fb_info->pseudo_palette = par->pseudo_palette; + da8xx_fb_info->fix.visual = (da8xx_fb_info->var.bits_per_pixel <= 8) ? + FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; ret = fb_alloc_cmap(&da8xx_fb_info->cmap, PALETTE_SIZE, 0); if (ret) @@ -825,7 +828,7 @@ err_free_irq: err_release_fb_mem: dma_free_coherent(NULL, par->databuf_sz + PAGE_SIZE, - da8xx_fb_info->screen_base, + da8xx_fb_info->screen_base - PAGE_SIZE, da8xx_fb_info->fix.smem_start); err_release_fb: diff --git a/drivers/watchdog/rc32434_wdt.c b/drivers/watchdog/rc32434_wdt.c index f6cccc9..bf12d06 100644 --- a/drivers/watchdog/rc32434_wdt.c +++ b/drivers/watchdog/rc32434_wdt.c @@ -62,7 +62,7 @@ extern unsigned int idt_cpu_freq; static int timeout = WATCHDOG_TIMEOUT; module_param(timeout, int, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout value, in seconds (default=" - WATCHDOG_TIMEOUT ")"); + __MODULE_STRING(WATCHDOG_TIMEOUT) ")"); static int nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, int, 0); @@ -276,7 +276,7 @@ static int __devinit rc32434_wdt_probe(struct platform_device *pdev) return -ENODEV; } - wdt_reg = ioremap_nocache(r->start, r->end - r->start); + wdt_reg = ioremap_nocache(r->start, resource_size(r)); if (!wdt_reg) { printk(KERN_ERR PFX "failed to remap I/O resources\n"); return -ENXIO; |
