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| author | Laurent Pinchart <laurent.pinchart@skynet.be> | 2008-12-28 20:26:32 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-30 09:40:31 -0200 |
| commit | 538e7a004bf960c96c7e9eb836b59989eb5f5b7f (patch) | |
| tree | f91e0e40b9ca9678033c81593680f4d51d363713 /drivers | |
| parent | f8dd4af6d44b4b738f125f6a21afa885f3b1d13b (diff) | |
| download | linux-3.10-538e7a004bf960c96c7e9eb836b59989eb5f5b7f.tar.gz linux-3.10-538e7a004bf960c96c7e9eb836b59989eb5f5b7f.tar.bz2 linux-3.10-538e7a004bf960c96c7e9eb836b59989eb5f5b7f.zip | |
V4L/DVB (10102): uvcvideo: Ignore interrupt endpoint for built-in iSight webcams.
Built-in iSight webcams have an interrupt endpoint but spit proprietary data
that don't conform to the UVC status endpoint messages. Don't try to handle
the interrupt endpoint for those cameras.
Signed-off-by: Laurent Pinchart <laurent.pinchart@skynet.be>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/uvc/uvc_driver.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/media/video/uvc/uvc_driver.c b/drivers/media/video/uvc/uvc_driver.c index 1054c7656ae..18a61928f4f 100644 --- a/drivers/media/video/uvc/uvc_driver.c +++ b/drivers/media/video/uvc/uvc_driver.c @@ -1147,8 +1147,13 @@ next_descriptor: buffer += buffer[0]; } - /* Check if the optional status endpoint is present. */ - if (alts->desc.bNumEndpoints == 1) { + /* Check if the optional status endpoint is present. Built-in iSight + * webcams have an interrupt endpoint but spit proprietary data that + * don't conform to the UVC status endpoint messages. Don't try to + * handle the interrupt endpoint for those cameras. + */ + if (alts->desc.bNumEndpoints == 1 && + !(dev->quirks & UVC_QUIRK_BUILTIN_ISIGHT)) { struct usb_host_endpoint *ep = &alts->endpoint[0]; struct usb_endpoint_descriptor *desc = &ep->desc; |