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[media] i.MX2: eMMa-PrP: Allow userptr IO mode

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Userptr can be very useful if this device
is requested to use video buffers allocated
by another processing device. So that
buffers don't need to be copied.

Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Javier Martin 2012-03-20 11:33:59 -03:00 committed by Mauro Carvalho Chehab
parent f443d5878a
commit 28638601cf
1 changed files with 2 additions and 2 deletions
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4
drivers/media/video/mx2_emmaprp.c
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@ -755,7 +755,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
memset(src_vq, 0, sizeof(*src_vq));
src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
src_vq->io_modes = VB2_MMAP;
src_vq->io_modes = VB2_MMAP | VB2_USERPTR;
src_vq->drv_priv = ctx;
src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
src_vq->ops = &emmaprp_qops;
@ -767,7 +767,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
memset(dst_vq, 0, sizeof(*dst_vq));
dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
dst_vq->io_modes = VB2_MMAP;
dst_vq->io_modes = VB2_MMAP | VB2_USERPTR;
dst_vq->drv_priv = ctx;
dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
dst_vq->ops = &emmaprp_qops;