提交 a2e35af6 编写于 作者: L Laurent Pinchart 提交者: Mauro Carvalho Chehab

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

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: NLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
上级 7157fbd0
......@@ -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;
......
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