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path: root/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
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Diffstat (limited to 'drivers/media/platform/s5p-mfc/s5p_mfc_dec.c')
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_dec.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
index eb6a70b0f821..6dad9a74f61c 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
@@ -636,6 +636,19 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
return -EINVAL;
}
+/* Export DMA buffer */
+static int vidioc_expbuf(struct file *file, void *priv,
+ struct v4l2_exportbuffer *eb)
+{
+ struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+
+ if (eb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+ return vb2_expbuf(&ctx->vq_src, eb);
+ if (eb->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ return vb2_expbuf(&ctx->vq_dst, eb);
+ return -EINVAL;
+}
+
/* Stream on */
static int vidioc_streamon(struct file *file, void *priv,
enum v4l2_buf_type type)
@@ -813,6 +826,7 @@ static const struct v4l2_ioctl_ops s5p_mfc_dec_ioctl_ops = {
.vidioc_querybuf = vidioc_querybuf,
.vidioc_qbuf = vidioc_qbuf,
.vidioc_dqbuf = vidioc_dqbuf,
+ .vidioc_expbuf = vidioc_expbuf,
.vidioc_streamon = vidioc_streamon,
.vidioc_streamoff = vidioc_streamoff,
.vidioc_g_crop = vidioc_g_crop,