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Date:   Mon, 30 May 2022 09:38:08 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Nicolas Dufresne <nicolas.dufresne@...labora.com>,
        Sebastian Fricke <sebastian.fricke@...labora.com>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Sasha Levin <sashal@...nel.org>, ezequiel@...guardiasur.com.ar,
        p.zabel@...gutronix.de, gregkh@...uxfoundation.org,
        linux-media@...r.kernel.org, linux-rockchip@...ts.infradead.org,
        linux-staging@...ts.linux.dev
Subject: [PATCH AUTOSEL 5.15 092/109] media: hantro: Stop using H.264 parameter pic_num

From: Nicolas Dufresne <nicolas.dufresne@...labora.com>

[ Upstream commit 831410700909f4e29d5af1ef26b8c59fc2d1988e ]

The hardware expects FrameNumWrap or long_term_frame_idx. Picture
numbers are per field, and are mostly used during the memory
management process, which is done in userland. This fixes two
ITU conformance tests:

  - MR6_BT_B
  - MR8_BT_B

Signed-off-by: Nicolas Dufresne <nicolas.dufresne@...labora.com>
Reviewed-by: Sebastian Fricke <sebastian.fricke@...labora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@...all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/staging/media/hantro/hantro_h264.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/staging/media/hantro/hantro_h264.c b/drivers/staging/media/hantro/hantro_h264.c
index 0b4d2491be3b..228629fb3cdf 100644
--- a/drivers/staging/media/hantro/hantro_h264.c
+++ b/drivers/staging/media/hantro/hantro_h264.c
@@ -354,8 +354,6 @@ u16 hantro_h264_get_ref_nbr(struct hantro_ctx *ctx, unsigned int dpb_idx)
 
 	if (!(dpb->flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE))
 		return 0;
-	if (dpb->flags & V4L2_H264_DPB_ENTRY_FLAG_LONG_TERM)
-		return dpb->pic_num;
 	return dpb->frame_num;
 }
 
-- 
2.35.1

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