This patch enhances s5p-fimc with support for DMABUF exporting via
VIDIOC_EXPBUF ioctl.
Signed-off-by: Tomasz Stanislawski <t.stanislaws@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
CC: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
Acked-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
---
drivers/media/platform/s5p-fimc/fimc-capture.c | 9 +++++++++
drivers/media/platform/s5p-fimc/fimc-m2m.c | 10 ++++++++++
2 files changed, 19 insertions(+)
diff --git a/drivers/media/platform/s5p-fimc/fimc-capture.c b/drivers/media/platform/s5p-fimc/fimc-capture.c
index 246bb32..e5fd159 100644
--- a/drivers/media/platform/s5p-fimc/fimc-capture.c
+++ b/drivers/media/platform/s5p-fimc/fimc-capture.c
@@ -1231,6 +1231,14 @@ static int fimc_cap_qbuf(struct file *file, void *priv,
return vb2_qbuf(&fimc->vid_cap.vbq, buf);
}
+static int fimc_cap_expbuf(struct file *file, void *priv,
+ struct v4l2_exportbuffer *eb)
+{
+ struct fimc_dev *fimc = video_drvdata(file);
+
+ return vb2_expbuf(&fimc->vid_cap.vbq, eb);
+}
+
static int fimc_cap_dqbuf(struct file *file, void *priv,
struct v4l2_buffer *buf)
{
@@ -1355,6 +1363,7 @@ static const struct v4l2_ioctl_ops fimc_capture_ioctl_ops = {
.vidioc_qbuf = fimc_cap_qbuf,
.vidioc_dqbuf = fimc_cap_dqbuf,
+ .vidioc_expbuf = fimc_cap_expbuf,
.vidioc_prepare_buf = fimc_cap_prepare_buf,
.vidioc_create_bufs = fimc_cap_create_bufs,
diff --git a/drivers/media/platform/s5p-fimc/fimc-m2m.c b/drivers/media/platform/s5p-fimc/fimc-m2m.c
index 17067a7..1cd4fcf 100644
--- a/drivers/media/platform/s5p-fimc/fimc-m2m.c
+++ b/drivers/media/platform/s5p-fimc/fimc-m2m.c
@@ -439,6 +439,15 @@ static int fimc_m2m_dqbuf(struct file *file, void *fh,
return v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf);
}
+static int fimc_m2m_expbuf(struct file *file, void *fh,
+ struct v4l2_exportbuffer *eb)
+{
+ struct fimc_ctx *ctx = fh_to_ctx(fh);
+
+ return v4l2_m2m_expbuf(file, ctx->m2m_ctx, eb);
+}
+
+
static int fimc_m2m_streamon(struct file *file, void *fh,
enum v4l2_buf_type type)
{
@@ -607,6 +616,7 @@ static const struct v4l2_ioctl_ops fimc_m2m_ioctl_ops = {
.vidioc_querybuf = fimc_m2m_querybuf,
.vidioc_qbuf = fimc_m2m_qbuf,
.vidioc_dqbuf = fimc_m2m_dqbuf,
+ .vidioc_expbuf = fimc_m2m_expbuf,
.vidioc_streamon = fimc_m2m_streamon,
.vidioc_streamoff = fimc_m2m_streamoff,
.vidioc_g_crop = fimc_m2m_g_crop,
--
1.7.9.5
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