linux-kernel - [PATCH 1/3] media: venus: adapt headers only flag for V4L2_MPEG_VIDEO_HEADER_MODE

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Message-Id: <20230103071551.17775-1-ming.qian@nxp.com>
Date:   Tue,  3 Jan 2023 15:15:49 +0800
From:   Ming Qian <ming.qian@....com>
To:     mchehab@...nel.org, hverkuil-cisco@...all.nl
Cc:     shawnguo@...nel.org, robh+dt@...nel.org, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        xiahong.bao@....com, eagle.zhou@....com, tao.jiang_2@....com,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 1/3] media: venus: adapt headers only flag for V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE

when V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE is chosen,
the first buffer only contains stream header,
so apply the flag V4L2_BUF_FLAG_HEADERS_ONLY

Signed-off-by: Ming Qian <ming.qian@....com>
---
 drivers/media/platform/qcom/venus/venc.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
index cdb12546c4fa..33c8e4329f6e 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -1260,6 +1260,9 @@ static void venc_buf_done(struct venus_inst *inst, unsigned int buf_type,
 		vb->planes[0].data_offset = data_offset;
 		vb->timestamp = timestamp_us * NSEC_PER_USEC;
 		vbuf->sequence = inst->sequence_cap++;
+		if (inst->controls.enc.header_mode == V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE &&
+		    !vbuf->sequence)
+			vbuf->flags |= V4L2_BUF_FLAG_HEADERS_ONLY;
 	} else {
 		vbuf->sequence = inst->sequence_out++;
 	}
-- 
2.38.1