From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0E08E315D49; Wed, 23 Sep 2026 02:43:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.61.82.184 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790131398; cv=none; b=aasTXEpLWKje+GIf3IfE+5/UXUzEfpacEeCMKXkfKCGnIthgDqnvMEpGL1q/J36/GRiDwcSN0/wtxwA+naNQrY1zlBIBAYBXOrOWf3G9s20/tTeFhuLsaUkE2B6WC8IdebFNXNUxBFfdmhpX5Lor8xt68fXqe0VAvlJmzLUiUQ8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790131398; c=relaxed/simple; bh=9Zzqs1YafnVF/zsCLygBUlscd5bTmnY/1o6bcvdJBik=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=oZYCYb/z7nka7BqB4brZuyH/ckbw/nSFRJcxF2fRD6eYdi0ICAuqO53RvtaDvwBYWiklq0M2xBA1lQz4OTMTsb6lgSFfIYM9oBTGrGvkTNpSFuwQlZbeexHAiNhWGRpXFbuJlQXXSI84gknvCs2msDM5d4+CT6XQmByGocHvfog= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=b+5aLEqY; arc=none smtp.client-ip=210.61.82.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="b+5aLEqY" X-UUID: 7f3e449cb6f811f18dc8c9802ae25ab1-20260923 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:Message-ID:Date:Subject:CC:To:From; bh=WEiYPyxTZhDfX61wID4fp2fd4pnFviGhBJKOUFZMGYo=; b=b+5aLEqYvIZGuY9raZyiwWY/5s36Id2ZohD4X7Ai/E4B3xm/jxEnqqFv5s8qHwCsAyCpN1M1UNfhjDZbXL3qihrFzkqnDrvo3tDnYurKKgwJ48rTKzE5AAyg0yDA3/FrSakUr9Y4dlw9/cjDm4VXbGXja/zfJdNRVh/VK0vWIas=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.19,REQID:bb52c274-1752-4d37-a88d-fa1222d7468c,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:7db8b62,CLOUDID:c9d566b7-52d2-40bb-9845-4be59c9ee2ed,B ulkID:nil,BulkQuantity:0,SF:102|136|836|865|888|898,TC:-5,Content:0|15|50| 99,EDM:-3|-100,IP:nil,URL:99|1,File:130,RT:0,Bulk:nil,QS:nil,BEC:-1,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: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_ULS X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 7f3e449cb6f811f18dc8c9802ae25ab1-20260923 Received: from mtkmbs14n2.mediatek.inc [(172.21.101.76)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1916457595; Wed, 23 Sep 2026 10:43:02 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by MTKMBS14N1.mediatek.inc (172.21.101.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Wed, 23 Sep 2026 10:43:01 +0800 Received: from gcnsap21.gcn.mediatek.inc (10.17.81.22) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Wed, 23 Sep 2026 10:42:59 +0800 From: Kyrie Wu To: Tiffany Lin , Andrew-CT Chen , Yunfei Dong , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Kyrie Wu , Nicolas Dufresne , Ricardo Ribalda , Kees Cook , Hans Verkuil , Fei Shao , Haoxiang Li , Chen-Yu Tsai , Laurent Pinchart , Tomasz Figa , Philipp Zabel , Benjamin Gaignard , Qianfeng Rong , Irui Wang , Jacopo Mondi , Fan Wu , , , , , CC: Sakari Ailus Subject: [PATCH v7 00/14] media: mediatek: vcodec: support video decoder in mt8196 Date: Wed, 23 Sep 2026 10:42:43 +0800 Message-ID: <20260923024258.257846-1-kyrie.wu@mediatek.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-MTK: N This patch set adds support for the video decoder on the MediaTek MT8196 platform, leveraging the VCP microprocessor for enhanced performance. It introduces new firmware interfaces for kernel-side communication with VCP, adds MT8196 compatible, codec levels/profiles, and private data. Rewrites the AV1 driver to support extended VSI structures, then change irq table and cdf table size. This patch set depends on "Add MediaTek VCP remoteproc driver support"[1] [1] https://patchwork.kernel.org/project/linux-mediatek/cover/20260427111446.22955-1-xiangzhi.tang@mediatek.com/ Compliance Test Result: - v4l2-compliance: 48/49 tests passed, 1 failed (known issue) - fail: v4l2-test-controls.cpp(981): ret (got 13) - test VIDIOC_G/S/TRY_EXT_CTRLS: FAIL Fluster Test Result: - H264: - Ran 95/135 tests successfully in 73.540 secs - H265: - Ran 142/147 tests successfully in 100.168 secs - VP9: - Ran 276/305 tests successfully in 106.804 secs - AV1: - Ran 240/242 tests successfully in 23.991 secs Changed in v7: - Rebased on top of the latest media tree - Update the MT8196 decoder binding to require VCP, reject SCP, and validate the four fixed hardware clock names on each decoder child node. Changed in v6: - Rebase to latest codebase - Change patch authors and Signed-off-by trailers to Kyrie Wu - Use safer firmware selection flow for decoder and encoder initialization - Add VCP IPI id validation and keep invalid messages from stopping the message processing thread - Fix VCP ACK state handling, stale ACK handling, and interruptible ACK wait retry handling - Stop the VCP message thread, unregister callbacks, and release the VCP remoteproc reference during cleanup - Replace VCP readiness busy-wait polling with sleepable polling - Add VCP encoder capability callback - Fix MT2110R debug output string - Update the MT8196 decoder binding commit message according to review - Keep MT8196 compatible definition before patches that use it - Fill AV1 reference C plane buffer size Changed in v5: - Rebase to latest codebase - Move vcp init method to driver pdata structures - change decoder dt-bindings patch's commit message - MT8189 base on MT8196 patch set Changed in v4: - Rebase to latest codebase - Move dt-bindings and compatible to the after of vcp driver ready - MT8189 base on MT8196 patch set Changed in v3: - Depends on change no update - Add Compliance and Fluster test result - Re-write the commit message for patch 12 - Change the patches according to review suggestion for patch: 3/4/5/6/14 Changed in v2: - re-write the commit message for patch 1 Kyrie Wu (14): media: mediatek: vcodec: support vcp architecture media: mediatek: vcodec: add driver to support vcp media: mediatek: vcodec: add driver to support vcp encoder media: mediatek: vcodec: get different firmware ipi id media: mediatek: vcodec: get share memory address media: mediatek: vcodec: add debug information media: mediatek: vcodec: send share memory address to vcp Add the MT8196 compatible string to the MediaTek vcodec subdev decoder binding. media: mediatek: vcodec: add decoder compatible to support mt8196 media: mediatek: vcodec: define MT8196 vcodec levels. media: mediatek: vcodec: support 36bit iova address media: mediatek: vcodec: clean xpc status media: mediatek: decoder: fill av1 buffer size with picinfo media: mediatek: decoder: support av1 extend vsi .../media/mediatek,vcodec-subdev-decoder.yaml | 50 +- .../media/platform/mediatek/vcodec/Kconfig | 4 + .../platform/mediatek/vcodec/common/Makefile | 4 + .../mediatek/vcodec/common/mtk_vcodec_dbgfs.c | 21 +- .../mediatek/vcodec/common/mtk_vcodec_fw.c | 33 +- .../mediatek/vcodec/common/mtk_vcodec_fw.h | 8 +- .../vcodec/common/mtk_vcodec_fw_priv.h | 12 + .../vcodec/common/mtk_vcodec_fw_scp.c | 1 + .../vcodec/common/mtk_vcodec_fw_vcp.c | 631 ++++++++++++++++++ .../vcodec/common/mtk_vcodec_fw_vcp.h | 166 +++++ .../vcodec/common/mtk_vcodec_fw_vpu.c | 1 + .../vcodec/decoder/mtk_vcodec_dec_drv.c | 21 +- .../vcodec/decoder/mtk_vcodec_dec_drv.h | 3 + .../vcodec/decoder/mtk_vcodec_dec_hw.c | 31 + .../vcodec/decoder/mtk_vcodec_dec_hw.h | 13 +- .../vcodec/decoder/mtk_vcodec_dec_stateless.c | 6 + .../vcodec/decoder/vdec/vdec_av1_req_lat_if.c | 114 +++- .../decoder/vdec/vdec_h264_req_multi_if.c | 11 +- .../decoder/vdec/vdec_hevc_req_multi_if.c | 12 +- .../vcodec/decoder/vdec/vdec_vp8_req_if.c | 5 +- .../vcodec/decoder/vdec/vdec_vp9_req_lat_if.c | 27 +- .../mediatek/vcodec/decoder/vdec_ipi_msg.h | 2 + .../mediatek/vcodec/decoder/vdec_vpu_if.c | 12 +- .../mediatek/vcodec/encoder/mtk_vcodec_enc.c | 1 - .../mediatek/vcodec/encoder/mtk_vcodec_enc.h | 2 + .../vcodec/encoder/mtk_vcodec_enc_drv.c | 4 +- .../vcodec/encoder/mtk_vcodec_enc_drv.h | 2 + 27 files changed, 1141 insertions(+), 56 deletions(-) create mode 100644 drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_fw_vcp.c create mode 100644 drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_fw_vcp.h -- 2.51.0.windows.2