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authorMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-01-11 11:13:27 -0200
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-01-11 11:13:27 -0200
commitc3152592e70bbf023ec106ee9ea271e9060bc09a (patch)
tree1297d10309d56c67eee12d82f8764c9cf3e8fc22 /drivers/media/usb/uvc/uvc_queue.c
parentafd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc (diff)
parent768acf46e1320d6c41ed1b7c4952bab41c1cde79 (diff)
downloadlinux-c3152592e70bbf023ec106ee9ea271e9060bc09a.tar.gz
linux-c3152592e70bbf023ec106ee9ea271e9060bc09a.tar.xz
Merge branch 'patchwork' into v4l_for_linus
* patchwork: (204 commits) [media] rc: sunxi-cir: Initialize the spinlock properly [media] rtl2832: do not filter out slave TS null packets [media] rtl2832: print reg number on error case [media] rtl28xxu: return demod reg page from driver cache [media] coda: enable MPEG-2 ES decoding [media] coda: don't start streaming without queued buffers [media] coda: hook up vidioc_prepare_buf [media] coda: relax coda_jpeg_check_buffer for trailing bytes [media] coda: make to_coda_video_device static [media] s5p-mfc: remove volatile attribute from MFC register addresses [media] s5p-mfc: merge together s5p_mfc_hw_call and s5p_mfc_hw_call_void [media] s5p-mfc: use spinlock to protect MFC context [media] s5p-mfc: remove unnecessary callbacks [media] s5p-mfc: make queue cleanup code common [media] s5p-mfc: use one implementation of s5p_mfc_get_new_ctx [media] s5p-mfc: constify s5p_mfc_codec_ops structures [media] au8522: Avoid memory leak for device config data [media] ir-lirc-codec.c: don't leak lirc->drv-rbuf [media] uvcvideo: small cleanup in uvc_video_clock_update() [media] uvcvideo: Fix reading the current exposure value of UVC ...
Diffstat (limited to 'drivers/media/usb/uvc/uvc_queue.c')
-rw-r--r--drivers/media/usb/uvc/uvc_queue.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/media/usb/uvc/uvc_queue.c b/drivers/media/usb/uvc/uvc_queue.c
index cfb868a48b5f..54394722756f 100644
--- a/drivers/media/usb/uvc/uvc_queue.c
+++ b/drivers/media/usb/uvc/uvc_queue.c
@@ -69,23 +69,19 @@ static void uvc_queue_return_buffers(struct uvc_video_queue *queue,
* videobuf2 queue operations
*/
-static int uvc_queue_setup(struct vb2_queue *vq, const void *parg,
+static int uvc_queue_setup(struct vb2_queue *vq,
unsigned int *nbuffers, unsigned int *nplanes,
unsigned int sizes[], void *alloc_ctxs[])
{
- const struct v4l2_format *fmt = parg;
struct uvc_video_queue *queue = vb2_get_drv_priv(vq);
struct uvc_streaming *stream = uvc_queue_to_stream(queue);
+ unsigned size = stream->ctrl.dwMaxVideoFrameSize;
/* Make sure the image size is large enough. */
- if (fmt && fmt->fmt.pix.sizeimage < stream->ctrl.dwMaxVideoFrameSize)
- return -EINVAL;
-
+ if (*nplanes)
+ return sizes[0] < size ? -EINVAL : 0;
*nplanes = 1;
-
- sizes[0] = fmt ? fmt->fmt.pix.sizeimage
- : stream->ctrl.dwMaxVideoFrameSize;
-
+ sizes[0] = size;
return 0;
}