[PATCH v3 10/15] media: mtk-vcodec: vdec: use helpers in VIDIOC_(TRY_)DECODER_CMD

[Alexandre Courbot]

Let's use the dedicated helpers to make sure we get the expected
behavior on stateful decoders as well.

Signed-off-by: Alexandre Courbot <acour...@chromium.org>
---
 .../media/platform/mtk-vcodec/mtk_vcodec_dec.c   | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c 
b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
index c286cc0f239f..8bcff0b3626e 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c
@@ -52,22 +52,10 @@ static int vidioc_try_decoder_cmd(struct file *file, void 
*priv,
        if (ctx->dev->vdec_pdata->uses_stateless_api)
                return v4l2_m2m_ioctl_stateless_try_decoder_cmd(file, priv,
                                                                cmd);
-
-       switch (cmd->cmd) {
-       case V4L2_DEC_CMD_STOP:
-       case V4L2_DEC_CMD_START:
-               if (cmd->flags != 0) {
-                       mtk_v4l2_err("cmd->flags=%u", cmd->flags);
-                       return -EINVAL;
-               }
-               break;
-       default:
-               return -EINVAL;
-       }
-       return 0;
+       else
+               return v4l2_m2m_ioctl_try_decoder_cmd(file, priv, cmd);
 }
 
-
 static int vidioc_decoder_cmd(struct file *file, void *priv,
                                struct v4l2_decoder_cmd *cmd)
 {
-- 
2.30.1.766.gb4fecdf3b7-goog