From mboxrd@z Thu Jan 1 00:00:00 1970 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 1343C38E106; Wed, 23 Sep 2026 02:43:25 +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=1790131413; cv=none; b=HHMXClJon6NkStk1HXPxxcqRASorZWp/5k0NVCwCL7a+YL7JduxIijgzoyxGYTPWLosIYUZYnXpDGwsGyMLkYAvaept4tZ0O/dPjdJ4Q/6QC+X7rhrNp/bH0srVw1cG4vkFParc0S2r4NR9+NMDzWnjbKLvAXmAlUNUTr4b51no= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790131413; c=relaxed/simple; bh=j+JxSd5bAc9k5RPZTICanTo/GMmM9n5c23pJawBSlak=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=N8bS/DFSmv9zP2iywwxp+jmN91gdfnt+NS5E10PJAqgQYVatBb+HJloQc9fmJmaPCtfhYv6crwm9+rxlBHO5RJTvAnZmTEo0vloJRgKqP518UiVkawB+APLu6bNP+GjTOsSTzu2FNpXv4gUWLq4Emow3xq4YUg3StQtIpRqrQy4= 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=oaTYgQjK; 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="oaTYgQjK" X-UUID: 89ad540eb6f811f1b1788b6acf885367-20260923 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:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=npw7Qr89rvLXm2WrFE/X1oHh+HZxBkydrICcR6rBGkM=; b=oaTYgQjKzQgUoUJ5UABJEGNi8DAwowrR24zlk3JpWia87rNmwbZW4gUzdr3KVIygAKutUmd1HaxnvPK+P4VjS4ZtX+PQAN+pVfo1acxHVQtMhZehWpFceMcT6mor51ezRV8Ah5b0kGTHW/Lrfm3aBMkXc1U/0JAFqg7zchd0fPk=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.19,REQID:67bc230d-7a08-499e-9f5f-f8d75bea625c,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:7db8b62,CLOUDID:a5d666b7-52d2-40bb-9845-4be59c9ee2ed,B ulkID:nil,BulkQuantity:0,SF:81|82|102|136|836|865|888|898,TC:-5,Content:0| 15|50|99,EDM:-3|-100,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: 89ad540eb6f811f1b1788b6acf885367-20260923 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1276311726; Wed, 23 Sep 2026 10:43:20 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) 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; Wed, 23 Sep 2026 10:43:19 +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 10:43:17 +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 11/14] media: mediatek: vcodec: support 36bit iova address Date: Wed, 23 Sep 2026 10:42:54 +0800 Message-ID: <20260923024258.257846-12-kyrie.wu@mediatek.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260923024258.257846-1-kyrie.wu@mediatek.com> References: <20260923024258.257846-1-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