[PATCH v3 11/16] media: mtk-vcodec: venc support MIN_OUTPUT_BUFFERS control

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This control is required by v4l2-compliance for encoders. A value of 1
should be suitable for all scenarios.

Signed-off-by: Alexandre Courbot <acourbot@xxxxxxxxxxxx>
Acked-by: Tiffany Lin <tiffany.lin@xxxxxxxxxxxx>
---
 drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
index f2ba19c32400..f833aee4a06f 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
@@ -1206,6 +1206,8 @@ int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
 
 	v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT);
 
+	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MIN_BUFFERS_FOR_OUTPUT,
+			  1, 1, 1, 1);
 	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE,
 			  ctx->dev->venc_pdata->min_bitrate,
 			  ctx->dev->venc_pdata->max_bitrate, 1, 4000000);
-- 
2.27.0.383.g050319c2ae-goog




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