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Commit 3e90f789 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Mauro Carvalho Chehab
Browse files

[media] v4l: omap4iss: Enable DMABUF support 



Enable DMABUF import and export operations using videobuf2.

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent aadec012

drivers/staging/media/omap4iss/iss_video.c

+10 −1
Original line number Original line Diff line number Diff line
@@ -772,6 +772,14 @@ iss_video_qbuf(struct file *file, void *fh, struct v4l2_buffer *b) 
	return vb2_qbuf(&vfh->queue, b);

	return vb2_qbuf(&vfh->queue, b);

}

}





static int

iss_video_expbuf(struct file *file, void *fh, struct v4l2_exportbuffer *e)

{

	struct iss_video_fh *vfh = to_iss_video_fh(fh);



	return vb2_expbuf(&vfh->queue, e);

}



static int

static int

iss_video_dqbuf(struct file *file, void *fh, struct v4l2_buffer *b)

iss_video_dqbuf(struct file *file, void *fh, struct v4l2_buffer *b)

{

{
@@ -1021,6 +1029,7 @@ static const struct v4l2_ioctl_ops iss_video_ioctl_ops = { 
	.vidioc_reqbufs			= iss_video_reqbufs,

	.vidioc_reqbufs			= iss_video_reqbufs,

	.vidioc_querybuf		= iss_video_querybuf,

	.vidioc_querybuf		= iss_video_querybuf,

	.vidioc_qbuf			= iss_video_qbuf,

	.vidioc_qbuf			= iss_video_qbuf,

	.vidioc_expbuf			= iss_video_expbuf,

	.vidioc_dqbuf			= iss_video_dqbuf,

	.vidioc_dqbuf			= iss_video_dqbuf,

	.vidioc_streamon		= iss_video_streamon,

	.vidioc_streamon		= iss_video_streamon,

	.vidioc_streamoff		= iss_video_streamoff,

	.vidioc_streamoff		= iss_video_streamoff,
@@ -1071,7 +1080,7 @@ static int iss_video_open(struct file *file) 
	q = &handle->queue;

	q = &handle->queue;





	q->type = video->type;

	q->type = video->type;

	q->io_modes = VB2_MMAP;

	q->io_modes = VB2_MMAP | VB2_DMABUF;

	q->drv_priv = handle;

	q->drv_priv = handle;

	q->ops = &iss_video_vb2ops;

	q->ops = &iss_video_vb2ops;

	q->mem_ops = &vb2_dma_contig_memops;

	q->mem_ops = &vb2_dma_contig_memops;