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Fri, 15 Nov 2024 20:16:24 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Sat, 16 Nov 2024 11:16:21 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Sat, 16 Nov 2024 11:16:20 +0800 From: Yunfei Dong To: =?utf-8?q?N=C3=ADcolas_F_=2E_R_=2E_A_=2E_Prado?= , Sebastian Fricke , Nicolas Dufresne , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , Nathan Hebert , Daniel Almeida CC: Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , "Yunfei Dong" , , , , , , Subject: [PATCH v6 3/3] media: mediatek: vcodec: add description for vsi struct Date: Sat, 16 Nov 2024 11:16:12 +0800 Message-ID: <20241116031616.15656-4-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20241116031616.15656-1-yunfei.dong@mediatek.com> References: <20241116031616.15656-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--5.545300-8.000000 X-TMASE-MatchedRID: QzgX5l08Brj4Q348LKfXODTV/B1Uu+XCIfZjRfGTydh30F1387KCPeFC 6BP4FUP+sHCh+gSvrNHxHXxxAO/d2TAo/rUTivG7ntCoZKs0mGVWOQQSa4vbHYrop5D7tDibo8W MkQWv6iUoTQl7wNH8Po2j49Ftap9EOwBXM346/+xg/+avkj9YHpxolbzzbs7jxv3fBrcyQljxpG XdoEJuf4ArO0ccm6/s X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--5.545300-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 2AED127212B07905FEECADE221F0410C89323E36A5ECA0D45753A2C32047CE352000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241115_191628_065018_A4732587 X-CRM114-Status: GOOD ( 10.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org If the video shared information (vsi) is changed accidentally, will leading to play h264 bitstream fail if the firmware won't be changed at the same time. Marking the shared struct with "shared interface with firmware". Signed-off-by: Yunfei Dong Reviewed-by: Chen-Yu Tsai Reviewed-by: AngeloGioacchino Del Regno --- .../mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c index a7de95b9a7c0..5a202691e209 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.c @@ -30,6 +30,7 @@ enum vdec_h264_core_dec_err_type { /** * struct vdec_h264_slice_lat_dec_param - parameters for decode current frame + * (shared interface with firmware) * * @sps: h264 sps syntax parameters * @pps: h264 pps syntax parameters @@ -48,7 +49,7 @@ struct vdec_h264_slice_lat_dec_param { }; /** - * struct vdec_h264_slice_info - decode information + * struct vdec_h264_slice_info - decode information (shared interface with firmware) * * @nal_info: nal info of current picture * @timeout: Decode timeout: 1 timeout, 0 no timeout @@ -72,7 +73,7 @@ struct vdec_h264_slice_info { /** * struct vdec_h264_slice_vsi - shared memory for decode information exchange - * between SCP and Host. + * between SCP and Host (shared interface with firmware). * * @wdma_err_addr: wdma error dma address * @wdma_start_addr: wdma start dma address