From patchwork Fri Nov 15 05:50:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 13875903 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A41C6D6DDD5 for ; Fri, 15 Nov 2024 05:53:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=+OEJgaQehuQR34AIlDTFBq2Nqc80qn+h6NJRZF8Lsi8=; b=fCESTpoQbW+fK39AlQBMeOzQvm 5d5AiFYXsg9iLLdY0Z9TeNAyYoU1Xi+BFZ/EfOCdmUIEzU5YKGy9R5HgaSUbMrrMGUo0p2n+tlgss 72myGq5Y2/vkOP/C9+Tid8nGaLFjhwb/UBXCLjo3Ri7Xfl1xsOmXchf8evf469KHIiKjGJ2qMu0Dw QJzHgrjFurTBMHINfwD9z/bDbxwyxNLWXf4A0hVrJqT5NGQr9wMV1lC10z9gEISclxLJzwL5MP2PW 39bsB+4s1iQKoNiAfVbh9dwp5WtBe5EVI9P1Iiwzg+XUgN/AXFSTb/U/r7hJxeJSBHgokCZUuPd6d BApCg6hA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tBpGS-00000001iGd-0d7Q; Fri, 15 Nov 2024 05:53:04 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tBpEc-00000001hsc-2csP; Fri, 15 Nov 2024 05:51:11 +0000 X-UUID: 9a0f724ea31511ef9048ed6ed365623b-20241114 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=+OEJgaQehuQR34AIlDTFBq2Nqc80qn+h6NJRZF8Lsi8=; b=lmkvBME1gpxo8txlvwIdASrvOeTYTRzs4kVWB8DLAZp/5cdVxvgzLHShkluzm9GCsoCRL20YAJzmaRPoRNgV8/zv+60Ho2/MTNFbvjKlWKGq6Bf7Y+0g8T7izRVhgQmMRj/HF9FDrguWiSWrL+Y2I247fbEHDkqlwZsWsjw8sO0=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.43,REQID:20a8d557-364b-4bf1-b185-3d4fa542daf2,IP:0,U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:ce19b8a,CLOUDID:fcb9ad5c-f18b-4d56-b49c-93279ee09144,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102,TC:nil,Content:0,EDM:-3,IP :nil,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0, LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 9a0f724ea31511ef9048ed6ed365623b-20241114 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 234133448; Thu, 14 Nov 2024 22:51:04 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by MTKMBS09N1.mediatek.inc (172.21.101.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 15 Nov 2024 13:51:02 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Fri, 15 Nov 2024 13:51:01 +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 v5 3/3] media: mediatek: vcodec: add description for vsi struct Date: Fri, 15 Nov 2024 13:50:48 +0800 Message-ID: <20241115055056.29917-4-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20241115055056.29917-1-yunfei.dong@mediatek.com> References: <20241115055056.29917-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241114_215110_797067_5967DAD7 X-CRM114-Status: GOOD ( 11.61 ) 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 21ddc6d6f1ba..6b66d9cfd63d 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