diff options
Diffstat (limited to 'drivers/media/platform/s5p-mfc/s5p_mfc_dec.c')
| -rw-r--r-- | drivers/media/platform/s5p-mfc/s5p_mfc_dec.c | 14 |
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, |