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Subject: [PATCH v6, 05/15] media: mtk-vcodec: Call v4l2_m2m_set_dst_buffered() set capture buffer buffered
Date:   Sat, 22 Jan 2022 11:53:06 +0800
Message-ID: <20220122035316.18179-6-yunfei.dong@mediatek.com>
In-Reply-To: <20220122035316.18179-1-yunfei.dong@mediatek.com>
References: <20220122035316.18179-1-yunfei.dong@mediatek.com>
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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@mediatek.com>
---
 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