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 CADB6212FAD; Mon, 20 Jul 2026 01:21:23 +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=1784510498; cv=none; b=U9/ua0LzprplAwP6EiHk55TrclZZBCtsXdPgb1gJe0zhBZ1EeXM+79bxkExyK0bP9TcMFZXRCXmQhx66pTthUXbTNHNI13ocIPDWPVcZUJNqkv8ZPXwguyfUnB4S1wi6DW+iAU2Y9xJDd08sw4xBn3xj+2fFyG8CxHqkeT+Ya8A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784510498; c=relaxed/simple; bh=j+JxSd5bAc9k5RPZTICanTo/GMmM9n5c23pJawBSlak=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=gWv7fTw9m7je1aZvlWngnbW7DGyYZVh7mRjN2os/ry7kMI6QqXLLQGcutV+yre6cT249d/fhnyVZQaBls5mKWl6np3lDrco1AxIk5g4+eutkglBeshon+sKYsozhJlqAsDrbR4y8KMVhBHFQXcdI7s7jOnQWBh0ZML+XSZ1gxvY= 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=WyszQnef; 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="WyszQnef" X-UUID: 4f89915483d911f18dc8c9802ae25ab1-20260720 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=npw7Qr89rvLXm2WrFE/X1oHh+HZxBkydrICcR6rBGkM=; b=WyszQnefQ+BBLmYXBc0J0Quwueo4PmVpfCw/uVYBxuwYZE9vPs6esE6FveZFen4CjN+0bzZr09kV8JE0W63O9WhqoyEFaotN0FcUn7XjLwrUmi3ihNg45YzP0jyySvNRPlq5xsul0Ex+DrKDfdAxUGIE4gllydtogzyLHSgL9Cw=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.18,REQID:b5f63ffd-33b4-4138-b565-585d472a7b7a,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:8a735a6,CLOUDID:0d525219-ab14-4403-9336-76696324c5a8,B ulkID:nil,BulkQuantity:0,SF:81|82|102|136|836|865|888|898,TC:-5,Content:0| 15|50|99|100|102|156,EDM:-3|-100,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:ni l,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: 4f89915483d911f18dc8c9802ae25ab1-20260720 Received: from mtkmbs09n1.mediatek.inc [(172.21.101.35)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1476643304; Mon, 20 Jul 2026 09:21:19 +0800 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) 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 15.2.2562.29; Mon, 20 Jul 2026 09:21:17 +0800 Received: from gcnsap21.gcn.mediatek.inc (10.17.81.22) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Mon, 20 Jul 2026 09:21:16 +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 , Sebastian Fricke , Philipp Zabel , Benjamin Gaignard , Qianfeng Rong , Irui Wang , Jacopo Mondi , Fan Wu , , , , , CC: Sakari Ailus Subject: [PATCH v6 11/14] media: mediatek: vcodec: support 36bit iova address Date: Mon, 20 Jul 2026 09:20:53 +0800 Message-ID: <20260720012056.1026551-12-kyrie.wu@mediatek.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260720012056.1026551-1-kyrie.wu@mediatek.com> References: <20260720012056.1026551-1-kyrie.wu@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: 8bit Content-Type: text/plain X-MTK: N Need to set dma mask to support 36bit iova address for decoder hardware can use 36bit address to decode for mt8196. Signed-off-by: Kyrie Wu 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 0d27adbf3..4d65c1025 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 @@ -392,6 +392,13 @@ static int mtk_vcodec_probe(struct platform_device *pdev) return -ENODEV; } dma_set_max_seg_size(&pdev->dev, UINT_MAX); + if (dev->chip_name == MTK_VDEC_MT8196) { + ret = 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; + } + } dev->fw_handler = mtk_vcodec_fw_select(dev, DECODER, dev->fw_init); if (IS_ERR(dev->fw_handler)) -- 2.51.0.windows.2