From: Pawel Osciak <posc...@chromium.org>
Handle REQBUFS(0) for CAPTURE queue as well. Also use the proper queue to call
it on for OUTPUT.
Signed-off-by: Pawel Osciak <posc...@chromium.org>
Signed-off-by: Kiran AVND <avnd.ki...@samsung.com>
Signed-off-by: Arun Kumar K <arun...@samsung.com>
---
drivers/media/platform/s5p-mfc/s5p_mfc_enc.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
index 4816f31..6a1c890 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
@@ -1147,6 +1147,11 @@ static int vidioc_reqbufs(struct file *file, void *priv,
(reqbufs->memory != V4L2_MEMORY_USERPTR))
return -EINVAL;
if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
+ if (reqbufs->count == 0) {
+ ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
+ ctx->capture_state = QUEUE_FREE;
+ return ret;
+ }
if (ctx->capture_state != QUEUE_FREE) {
mfc_err("invalid capture state: %d\n",
ctx->capture_state);
@@ -1168,6 +1173,14 @@ static int vidioc_reqbufs(struct file *file, void *priv,
return -ENOMEM;
}
} else if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+ if (reqbufs->count == 0) {
+ mfc_debug(2, "Freeing buffers\n");
+ ret = vb2_reqbufs(&ctx->vq_src, reqbufs);
+ s5p_mfc_hw_call(dev->mfc_ops, release_codec_buffers,
+ ctx);
+ ctx->output_state = QUEUE_FREE;
+ return ret;
+ }
if (ctx->output_state != QUEUE_FREE) {
mfc_err("invalid output state: %d\n",
ctx->output_state);
--
1.7.9.5
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