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[media] v4l: ti-vpe: Allow DMABUF buffer type support 

For OMAP and DRA7x, we generally allocate video and graphics buffers through
omapdrm since the corresponding omap-gem driver provides DMM-Tiler backed
contiguous buffers. omapdrm is a dma-buf exporter. These buffers are used by
other drivers in the video pipeline.

Add VB2_DMABUF flag to the io_modes of the vb2 output and capture queues. This
allows the driver to import dma shared buffers.

Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Archit Taneja <archit@ti.com>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Archit Taneja 2014-03-13 08:44:06 -03:00 committed by Mauro Carvalho Chehab
parent b2c9472f05
commit 668f91d499
1 changed files with 2 additions and 2 deletions
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4
drivers/media/platform/ti-vpe/vpe.c
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@ -1784,7 +1784,7 @@ 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_MPLANE;
src_vq->io_modes = VB2_MMAP;
src_vq->io_modes = VB2_MMAP | VB2_DMABUF;
src_vq->drv_priv = ctx;
src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
src_vq->ops = &vpe_qops;
@ -1797,7 +1797,7 @@ 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_MPLANE;
dst_vq->io_modes = VB2_MMAP;
dst_vq->io_modes = VB2_MMAP | VB2_DMABUF;
dst_vq->drv_priv = ctx;
dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
dst_vq->ops = &vpe_qops;