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Commit 668f91d4 authored by Archit Taneja's avatar Archit Taneja Committed by Mauro Carvalho Chehab
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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: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarArchit Taneja <archit@ti.com>
Signed-off-by: default avatarKamil Debski <k.debski@samsung.com>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent b2c9472f

drivers/media/platform/ti-vpe/vpe.c

+2 −2
Original line number Diff line number Diff line
@@ -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;