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V4L/DVB (13309): uvcvideo: Ignore the FIX_BANDWIDTH for compressed video

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The FIX_BANDWIDTH quirk tries to work around cameras requesting the
maximum bandwidth regardless of the image size by computing a bandwidth
estimate. This works only for uncompressed frames.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Laurent Pinchart 2009-11-04 11:09:12 -03:00 committed by Mauro Carvalho Chehab
parent 7157fbd0ed
commit a2e35af6c7
1 changed files with 2 additions and 1 deletions
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3
drivers/media/video/uvc/uvc_video.c
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@ -90,7 +90,8 @@ static void uvc_fixup_video_ctrl(struct uvc_streaming *stream,
ctrl->dwMaxVideoFrameSize =
frame->dwMaxVideoFrameBufferSize;
if (stream->dev->quirks & UVC_QUIRK_FIX_BANDWIDTH &&
if (!(format->flags & UVC_FMT_FLAG_COMPRESSED) &&
stream->dev->quirks & UVC_QUIRK_FIX_BANDWIDTH &&
stream->intf->num_altsetting > 1) {
u32 interval;
u32 bandwidth;