From: Guennadi Liakhovetski Date: Wed, 28 Sep 2011 10:23:27 +0000 (-0300) Subject: [media] V4L: videobuf2: update buffer state on VIDIOC_QBUF X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=21db3e07e1c6302556ae3215ddf0539f5d763b62;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git [media] V4L: videobuf2: update buffer state on VIDIOC_QBUF V4L2 specification states, that the videobuffer state flags have to be updated on VIDIOC_QBUF ioctl(). Videobuf2 currently doesn't do that, which is fixed by this patch. Signed-off-by: Guennadi Liakhovetski Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/video/videobuf2-core.c b/drivers/media/video/videobuf2-core.c index b88b5b08792b..82b51be3ca72 100644 --- a/drivers/media/video/videobuf2-core.c +++ b/drivers/media/video/videobuf2-core.c @@ -935,6 +935,9 @@ int vb2_qbuf(struct vb2_queue *q, struct v4l2_buffer *b) if (q->streaming) __enqueue_in_driver(vb); + /* Fill buffer information for the userspace */ + __fill_v4l2_buffer(vb, b); + dprintk(1, "qbuf of buffer %d succeeded\n", vb->v4l2_buf.index); return 0; }