linux-kernel - [PATCH v3] media: amphion: fix decoder's interlaced field

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-Id: <20220414085722.3919-1-ming.qian@nxp.com>
Date:   Thu, 14 Apr 2022 16:57:22 +0800
From:   Ming Qian <ming.qian@....com>
To:     mchehab@...nel.org, shawnguo@...nel.org
Cc:     hverkuil-cisco@...all.nl, robh+dt@...nel.org,
        s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
        linux-imx@....com, aisheng.dong@....com,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v3] media: amphion: fix decoder's interlaced field

For interlaced frame, the amphion vpu will store the
two fields sequential into one buffer, top-bottom order
so the field should be set to V4L2_FIELD_SEQ_TB.
fix the previous bug that set it to V4L2_FIELD_SEQ_BT wrongly.

Fixes: 6de8d628df6e ("media: amphion: add v4l2 m2m vpu decoder stateful driver")
Signed-off-by: Ming Qian <ming.qian@....com>
Reviewed-by: Nicolas Dufresne <nicolas.dufresne@...labora.com>
---
 drivers/media/platform/amphion/vdec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/amphion/vdec.c b/drivers/media/platform/amphion/vdec.c
index 09628dd0c855..0a1976852b0d 100644
--- a/drivers/media/platform/amphion/vdec.c
+++ b/drivers/media/platform/amphion/vdec.c
@@ -804,7 +804,7 @@ static void vdec_init_fmt(struct vpu_inst *inst)
 	if (vdec->codec_info.progressive)
 		inst->cap_format.field = V4L2_FIELD_NONE;
 	else
-		inst->cap_format.field = V4L2_FIELD_SEQ_BT;
+		inst->cap_format.field = V4L2_FIELD_SEQ_TB;
 	if (vdec->codec_info.color_primaries == V4L2_COLORSPACE_DEFAULT)
 		vdec->codec_info.color_primaries = V4L2_COLORSPACE_REC709;
 	if (vdec->codec_info.transfer_chars == V4L2_XFER_FUNC_DEFAULT)
-- 
2.35.1