diff options
Diffstat (limited to 'drivers/media/usb/uvc/uvc_driver.c')
| -rw-r--r-- | drivers/media/usb/uvc/uvc_driver.c | 93 |
1 files changed, 85 insertions, 8 deletions
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 5967081747c..ad47c5cb539 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -108,11 +108,31 @@ static struct uvc_format_desc uvc_fmts[] = { .fcc = V4L2_PIX_FMT_Y16, }, { - .name = "RGB Bayer", + .name = "BGGR Bayer (BY8 )", .guid = UVC_GUID_FORMAT_BY8, .fcc = V4L2_PIX_FMT_SBGGR8, }, { + .name = "BGGR Bayer (BA81)", + .guid = UVC_GUID_FORMAT_BA81, + .fcc = V4L2_PIX_FMT_SBGGR8, + }, + { + .name = "GBRG Bayer (GBRG)", + .guid = UVC_GUID_FORMAT_GBRG, + .fcc = V4L2_PIX_FMT_SGBRG8, + }, + { + .name = "GRBG Bayer (GRBG)", + .guid = UVC_GUID_FORMAT_GRBG, + .fcc = V4L2_PIX_FMT_SGRBG8, + }, + { + .name = "RGGB Bayer (RGGB)", + .guid = UVC_GUID_FORMAT_RGGB, + .fcc = V4L2_PIX_FMT_SRGGB8, + }, + { .name = "RGB565", .guid = UVC_GUID_FORMAT_RGBP, .fcc = V4L2_PIX_FMT_RGB565, @@ -925,7 +945,7 @@ static int uvc_parse_standard_control(struct uvc_device *dev, case UVC_VC_HEADER: n = buflen >= 12 ? buffer[11] : 0; - if (buflen < 12 || buflen < 12 + n) { + if (buflen < 12 + n) { uvc_trace(UVC_TRACE_DESCR, "device %d videocontrol " "interface %d HEADER error\n", udev->devnum, alts->desc.bInterfaceNumber); @@ -1562,6 +1582,9 @@ static int uvc_scan_device(struct uvc_device *dev) INIT_LIST_HEAD(&chain->entities); mutex_init(&chain->ctrl_mutex); chain->dev = dev; + v4l2_prio_init(&chain->prio); + + term->flags |= UVC_ENTITY_FLAG_DEFAULT; if (uvc_scan_chain(chain, term) < 0) { kfree(chain); @@ -1722,6 +1745,8 @@ static int uvc_register_video(struct uvc_device *dev, vdev->v4l2_dev = &dev->vdev; vdev->fops = &uvc_fops; vdev->release = uvc_release; + vdev->prio = &stream->chain->prio; + set_bit(V4L2_FL_USE_FH_PRIO, &vdev->flags); if (stream->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) vdev->vfl_dir = VFL_DIR_TX; strlcpy(vdev->name, dev->name, sizeof vdev->name); @@ -1741,6 +1766,11 @@ static int uvc_register_video(struct uvc_device *dev, return ret; } + if (stream->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + stream->chain->caps |= V4L2_CAP_VIDEO_CAPTURE; + else + stream->chain->caps |= V4L2_CAP_VIDEO_OUTPUT; + atomic_inc(&dev->nstreams); return 0; } @@ -1826,8 +1856,8 @@ static int uvc_probe(struct usb_interface *intf, INIT_LIST_HEAD(&dev->chains); INIT_LIST_HEAD(&dev->streams); atomic_set(&dev->nstreams, 0); - atomic_set(&dev->users, 0); atomic_set(&dev->nmappings, 0); + mutex_init(&dev->lock); dev->udev = usb_get_dev(udev); dev->intf = usb_get_intf(intf); @@ -1940,8 +1970,13 @@ static int uvc_suspend(struct usb_interface *intf, pm_message_t message) /* Controls are cached on the fly so they don't need to be saved. */ if (intf->cur_altsetting->desc.bInterfaceSubClass == - UVC_SC_VIDEOCONTROL) - return uvc_status_suspend(dev); + UVC_SC_VIDEOCONTROL) { + mutex_lock(&dev->lock); + if (dev->users) + uvc_status_stop(dev); + mutex_unlock(&dev->lock); + return 0; + } list_for_each_entry(stream, &dev->streams, list) { if (stream->intf == intf) @@ -1963,14 +1998,20 @@ static int __uvc_resume(struct usb_interface *intf, int reset) if (intf->cur_altsetting->desc.bInterfaceSubClass == UVC_SC_VIDEOCONTROL) { - if (reset) { - int ret = uvc_ctrl_resume_device(dev); + int ret = 0; + if (reset) { + ret = uvc_ctrl_resume_device(dev); if (ret < 0) return ret; } - return uvc_status_resume(dev); + mutex_lock(&dev->lock); + if (dev->users) + ret = uvc_status_start(dev, GFP_NOIO); + mutex_unlock(&dev->lock); + + return ret; } list_for_each_entry(stream, &dev->streams, list) { @@ -2069,6 +2110,15 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_MINMAX }, + /* Microsoft Lifecam NX-3000 */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x045e, + .idProduct = 0x0721, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_DEF }, /* Microsoft Lifecam VX-7000 */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, @@ -2153,6 +2203,33 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_DEF }, + /* Dell SP2008WFP Monitor */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x05a9, + .idProduct = 0x2641, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_DEF }, + /* Dell Alienware X51 */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x05a9, + .idProduct = 0x2643, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_DEF }, + /* Dell Studio Hybrid 140g (OmniVision webcam) */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x05a9, + .idProduct = 0x264a, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_DEF }, /* Apple Built-In iSight */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, |