From nobody Wed Feb 11 11:33:26 2026 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (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 215E834FF55; Wed, 11 Feb 2026 05:42:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=60.244.123.138 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770788558; cv=none; b=HiPz1w6FQXh6qAWjWFvqPnWR9a42ZHnoFj18tADFbI0Bnep71c9RGcq4Wqht0dbRgqdmy2fcjdVLpvXPFO4jcJnnJKsdlJ03qhEqf47JneLrJzj5jnT3+vn7IfK0Gd35YYFWz3TuitzXigcUAsc2eVF/u0hY/j6o5wkiSGniH20= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770788558; c=relaxed/simple; bh=MbCCmzoNxJ6nBvTtEjyO3AYkufSWDgGMXlg2rrVFb8s=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=TrQsrM/ccLCNKR2Qy+8CbXT8c1mPPKf71VmyufwMBql25rGYpBVPwrsM5kqdJCMMhNvx/o6n6XMMW4771hdGnIb+rYdZipdgjbHqVbM7GHJ6tFYLdVDA+hK2+2OUzQJzs6ZnBV62+TWWqG7EcXGt+wnUJdsX60BJ+UAv3V1oBuM= 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=hz2sIg9+; arc=none smtp.client-ip=60.244.123.138 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="hz2sIg9+" X-UUID: 74e644fa070c11f185319dbc3099e8fb-20260211 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=vgySz46TlUlfjH8Hsk+mqZkV9li9/Ry3boCNgFq6I1c=; b=hz2sIg9+r0zxgf1IxN83dDEOK5DggZaGpQX2gAXW9zbTbqWmz/DDfyd1It1i9k+zoM8FOjeLb6BLeUFs9erxW/S6imSYVAWcQ0bzhRPSLlZ30oTLvkL+/Q3JtMplb55Wwk44XiLPhgXfeEZ8NgdsTQV4pLwDSQeqCL+Sl9BBAGk=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.11,REQID:ac26a9ef-733c-433c-9fe9-16d52aa7aee2,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:89c9d04,CLOUDID:39788de9-ef90-4382-9c6f-55f2a0689a6b,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102|836|888|898,TC:-5,Content: 0|15|50,EDM:-3,IP:nil,URL:0,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 X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 74e644fa070c11f185319dbc3099e8fb-20260211 Received: from mtkmbs10n2.mediatek.inc [(172.21.101.183)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 178863440; Wed, 11 Feb 2026 13:42:30 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Wed, 11 Feb 2026 13:42:30 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Wed, 11 Feb 2026 13:42:29 +0800 From: Yunfei Dong To: =?UTF-8?q?N=C3=ADcolas=20F=20=2E=20R=20=2E=20A=20=2E=20Prado?= , 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 v3 09/14] media: mediatek: vcodec: support 36bit iova address Date: Wed, 11 Feb 2026 13:41:36 +0800 Message-ID: <20260211054149.27249-10-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20260211054149.27249-1-yunfei.dong@mediatek.com> References: <20260211054149.27249-1-yunfei.dong@mediatek.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-MTK: N Content-Type: text/plain; charset="utf-8" Need to set dma mask to support 36bit iova address for decoder hardware can use 36bit address to decode for mt8196. Signed-off-by: Yunfei Dong Reviewed-by: Nicolas Dufresne --- .../platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_= drv.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c index 3db046a1aeac..7ed40936a0e8 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c @@ -389,6 +389,13 @@ static int mtk_vcodec_probe(struct platform_device *pd= ev) return -ENODEV; } dma_set_max_seg_size(&pdev->dev, UINT_MAX); + if (dev->chip_name =3D=3D MTK_VDEC_MT8196) { + ret =3D dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(36)); + if (ret) { + dev_err(&pdev->dev, "Failed to enable 36-bit DMA: %d\n", ret); + return ret; + } + } =20 dev->fw_handler =3D mtk_vcodec_fw_select(dev, fw_type, DECODER); if (IS_ERR(dev->fw_handler)) --=20 2.45.2