diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-16 21:15:42 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-16 21:15:42 -0700 |
commit | 0dd5198672dd2bbeb933862e1fc82162e0b636be (patch) | |
tree | c9efed20d90603c4d1626c21bd7aab1e7fc74a58 /drivers/media/video/uvc/uvc_driver.c | |
parent | c868d550115b9ccc0027c67265b9520790f05601 (diff) | |
parent | 11c635a25b9f3a5d87409ce46cf2e05c500251ec (diff) | |
download | op-kernel-dev-0dd5198672dd2bbeb933862e1fc82162e0b636be.zip op-kernel-dev-0dd5198672dd2bbeb933862e1fc82162e0b636be.tar.gz |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (425 commits)
V4L/DVB (11870): gspca - main: VIDIOC_ENUM_FRAMESIZES ioctl added.
V4L/DVB (12004): poll method lose race condition
V4L/DVB (11894): flexcop-pci: dmesg visible names broken
V4L/DVB (11892): Siano: smsendian - declare function as extern
V4L/DVB (11891): Siano: smscore - bind the GPIO SMS protocol
V4L/DVB (11890): Siano: smscore - remove redundant code
V4L/DVB (11889): Siano: smsdvb - add DVB v3 events
V4L/DVB (11888): Siano: smsusb - remove redundant ifdef
V4L/DVB (11887): Siano: smscards - add board (target) events
V4L/DVB (11886): Siano: smscore - fix some new GPIO definitions names
V4L/DVB (11885): Siano: Add new GPIO management interface
V4L/DVB (11884): Siano: smssdio - revert to stand alone module
V4L/DVB (11883): Siano: cards - add two additional (USB) devices
V4L/DVB (11824): Siano: smsusb - change exit func debug msg
V4L/DVB (11823): Siano: smsusb - fix typo in module description
V4L/DVB (11822): Siano: smscore - bug fix at get_device_mode
V4L/DVB (11821): Siano: smscore - fix isdb-t firmware name
V4L/DVB (11820): Siano: smscore - fix byte ordering bug
V4L/DVB (11819): Siano: smscore - fix get_common_buffer bug
V4L/DVB (11818): Siano: smscards - assign gpio to HPG targets
...
Diffstat (limited to 'drivers/media/video/uvc/uvc_driver.c')
-rw-r--r-- | drivers/media/video/uvc/uvc_driver.c | 68 |
1 files changed, 33 insertions, 35 deletions
diff --git a/drivers/media/video/uvc/uvc_driver.c b/drivers/media/video/uvc/uvc_driver.c index 507dc85..89927b7 100644 --- a/drivers/media/video/uvc/uvc_driver.c +++ b/drivers/media/video/uvc/uvc_driver.c @@ -289,10 +289,8 @@ static int uvc_parse_format(struct uvc_device *dev, struct uvc_format_desc *fmtdesc; struct uvc_frame *frame; const unsigned char *start = buffer; - unsigned char *_buffer; unsigned int interval; unsigned int i, n; - int _buflen; __u8 ftype; format->type = buffer[2]; @@ -303,7 +301,7 @@ static int uvc_parse_format(struct uvc_device *dev, case VS_FORMAT_FRAME_BASED: n = buffer[2] == VS_FORMAT_UNCOMPRESSED ? 27 : 28; if (buflen < n) { - uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming" + uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming " "interface %d FORMAT error\n", dev->udev->devnum, alts->desc.bInterfaceNumber); @@ -338,7 +336,7 @@ static int uvc_parse_format(struct uvc_device *dev, case VS_FORMAT_MJPEG: if (buflen < 11) { - uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming" + uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming " "interface %d FORMAT error\n", dev->udev->devnum, alts->desc.bInterfaceNumber); @@ -354,7 +352,7 @@ static int uvc_parse_format(struct uvc_device *dev, case VS_FORMAT_DV: if (buflen < 9) { - uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming" + uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming " "interface %d FORMAT error\n", dev->udev->devnum, alts->desc.bInterfaceNumber); @@ -372,7 +370,7 @@ static int uvc_parse_format(struct uvc_device *dev, strlcpy(format->name, "HD-DV", sizeof format->name); break; default: - uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming" + uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming " "interface %d: unknown DV format %u\n", dev->udev->devnum, alts->desc.bInterfaceNumber, buffer[8]); @@ -401,7 +399,7 @@ static int uvc_parse_format(struct uvc_device *dev, case VS_FORMAT_STREAM_BASED: /* Not supported yet. */ default: - uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming" + uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming " "interface %d unsupported format %u\n", dev->udev->devnum, alts->desc.bInterfaceNumber, buffer[2]); @@ -413,20 +411,11 @@ static int uvc_parse_format(struct uvc_device *dev, buflen -= buffer[0]; buffer += buffer[0]; - /* Count the number of frame descriptors to test the bFrameIndex - * field when parsing the descriptors. We can't rely on the - * bNumFrameDescriptors field as some cameras don't initialize it - * properly. - */ - for (_buflen = buflen, _buffer = buffer; - _buflen > 2 && _buffer[2] == ftype; - _buflen -= _buffer[0], _buffer += _buffer[0]) - format->nframes++; - /* Parse the frame descriptors. Only uncompressed, MJPEG and frame * based formats have frame descriptors. */ while (buflen > 2 && buffer[2] == ftype) { + frame = &format->frame[format->nframes]; if (ftype != VS_FRAME_FRAME_BASED) n = buflen > 25 ? buffer[25] : 0; else @@ -435,22 +424,12 @@ static int uvc_parse_format(struct uvc_device *dev, n = n ? n : 3; if (buflen < 26 + 4*n) { - uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming" + uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming " "interface %d FRAME error\n", dev->udev->devnum, alts->desc.bInterfaceNumber); return -EINVAL; } - if (buffer[3] - 1 >= format->nframes) { - uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming" - "interface %d frame index %u out of range\n", - dev->udev->devnum, alts->desc.bInterfaceNumber, - buffer[3]); - return -EINVAL; - } - - frame = &format->frame[buffer[3] - 1]; - frame->bFrameIndex = buffer[3]; frame->bmCapabilities = buffer[4]; frame->wWidth = get_unaligned_le16(&buffer[5]); @@ -507,6 +486,7 @@ static int uvc_parse_format(struct uvc_device *dev, 10000000/frame->dwDefaultFrameInterval, (100000000/frame->dwDefaultFrameInterval)%10); + format->nframes++; buflen -= buffer[0]; buffer += buffer[0]; } @@ -518,7 +498,7 @@ static int uvc_parse_format(struct uvc_device *dev, if (buflen > 2 && buffer[2] == VS_COLORFORMAT) { if (buflen < 6) { - uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming" + uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming " "interface %d COLORFORMAT error\n", dev->udev->devnum, alts->desc.bInterfaceNumber); @@ -664,7 +644,7 @@ static int uvc_parse_streaming(struct uvc_device *dev, _buflen = buflen; /* Count the format and frame descriptors. */ - while (_buflen > 2) { + while (_buflen > 2 && _buffer[1] == CS_INTERFACE) { switch (_buffer[2]) { case VS_FORMAT_UNCOMPRESSED: case VS_FORMAT_MJPEG: @@ -729,7 +709,7 @@ static int uvc_parse_streaming(struct uvc_device *dev, streaming->nformats = nformats; /* Parse the format descriptors. */ - while (buflen > 2) { + while (buflen > 2 && buffer[1] == CS_INTERFACE) { switch (buffer[2]) { case VS_FORMAT_UNCOMPRESSED: case VS_FORMAT_MJPEG: @@ -1316,7 +1296,7 @@ static int uvc_scan_chain_forward(struct uvc_video_device *video, continue; if (forward->extension.bNrInPins != 1) { - uvc_trace(UVC_TRACE_DESCR, "Extension unit %d has" + uvc_trace(UVC_TRACE_DESCR, "Extension unit %d has " "more than 1 input pin.\n", entity->id); return -1; } @@ -1614,6 +1594,7 @@ static int uvc_probe(struct usb_interface *intf, INIT_LIST_HEAD(&dev->entities); INIT_LIST_HEAD(&dev->streaming); kref_init(&dev->kref); + atomic_set(&dev->users, 0); dev->udev = usb_get_dev(udev); dev->intf = usb_get_intf(intf); @@ -1927,7 +1908,7 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_STREAM_NO_FID }, - /* Lenovo Thinkpad SL500 */ + /* Lenovo Thinkpad SL400/SL500 */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, .idVendor = 0x17ef, @@ -1936,6 +1917,15 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_STREAM_NO_FID }, + /* Aveo Technology USB 2.0 Camera */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x1871, + .idProduct = 0x0306, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_EXTRAFIELDS }, /* Ecamm Pico iMage */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, @@ -1945,6 +1935,15 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_EXTRAFIELDS }, + /* FSC WebCam V30S */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x18ec, + .idProduct = 0x3288, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_MINMAX }, /* Bodelin ProScopeHR */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_DEV_HI @@ -1965,8 +1964,7 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_MINMAX - | UVC_QUIRK_IGNORE_SELECTOR_UNIT - | UVC_QUIRK_PRUNE_CONTROLS }, + | UVC_QUIRK_IGNORE_SELECTOR_UNIT }, /* Generic USB Video Class */ { USB_INTERFACE_INFO(USB_CLASS_VIDEO, 1, 0) }, {} |