lat thread: output queue \ -> lat hardware -> lat trans buffer lat trans buffer / core thread: capture queue \ ->core hardware -> capture queue lat trans buffer / Lat and core work in different thread, setting capture buffer buffered. Signed-off-by: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx> --- drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c index 5aebf88f997b..23a154c4e321 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_stateless.c @@ -314,6 +314,9 @@ static void mtk_init_vdec_params(struct mtk_vcodec_ctx *ctx) src_vq = v4l2_m2m_get_vq(ctx->m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE); + if (ctx->dev->vdec_pdata->hw_arch != MTK_VDEC_PURE_SINGLE_CORE) + v4l2_m2m_set_dst_buffered(ctx->m2m_ctx, 1); + /* Support request api for output plane */ src_vq->supports_requests = true; src_vq->requires_requests = true; -- 2.25.1