From: Philipp Zabel
Date: Thu, 23 May 2013 10:06:30 +0000 (-0300)
Subject: [media] coda: enable dmabuf support
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=419869c86f9745157fd6398ba65c79fda5982c6f;p=linux-beck.git
[media] coda: enable dmabuf support
Signed-off-by: Philipp Zabel
Signed-off-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
---
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index 421230732051..2d8e50e1c9b8 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -569,6 +569,14 @@ static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf);
}
+static int vidioc_expbuf(struct file *file, void *priv,
+ struct v4l2_exportbuffer *eb)
+{
+ struct coda_ctx *ctx = fh_to_ctx(priv);
+
+ return v4l2_m2m_expbuf(file, ctx->m2m_ctx, eb);
+}
+
static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
{
struct coda_ctx *ctx = fh_to_ctx(priv);
@@ -609,6 +617,7 @@ static const struct v4l2_ioctl_ops coda_ioctl_ops = {
.vidioc_querybuf = vidioc_querybuf,
.vidioc_qbuf = vidioc_qbuf,
+ .vidioc_expbuf = vidioc_expbuf,
.vidioc_dqbuf = vidioc_dqbuf,
.vidioc_streamon = vidioc_streamon,
@@ -1422,7 +1431,7 @@ static int coda_queue_init(void *priv, struct vb2_queue *src_vq,
int ret;
src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
- src_vq->io_modes = VB2_MMAP | VB2_USERPTR;
+ src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
src_vq->drv_priv = ctx;
src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
src_vq->ops = &coda_qops;
@@ -1434,7 +1443,7 @@ static int coda_queue_init(void *priv, struct vb2_queue *src_vq,
return ret;
dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- dst_vq->io_modes = VB2_MMAP | VB2_USERPTR;
+ dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
dst_vq->drv_priv = ctx;
dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
dst_vq->ops = &coda_qops;