From nobody Thu Nov 14 06:46:42 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 240F5C76196 for ; Mon, 3 Apr 2023 09:16:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231929AbjDCJQl (ORCPT ); Mon, 3 Apr 2023 05:16:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37468 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231791AbjDCJQd (ORCPT ); Mon, 3 Apr 2023 05:16:33 -0400 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2ABAD1114E; Mon, 3 Apr 2023 02:16:06 -0700 (PDT) X-UUID: 22f9a7fcd20011eda9a90f0bb45854f4-20230403 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=tFB5+TDegZ2t6qK9NrZoRPZ2/IQBCygYDbpoNSt9KtE=; b=sWb9vSxtoJFYAIRRO268I6Mbqw01TQT6zwDblxgHhGfAD+/JWaxw6zR85ckgMJpt+c3LyGPPTkFt1QzAprp9/h1tG6J7bJy+Gmj21fcdQNbUOBj/2OmVcrQFwMftNiUPDmbWHT8p0k94xR1J+rjuEO7NZY5WSzqK+yeYCZ+Tdlk=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.22,REQID:3015eaab-6c46-4a71-bf37-241cd278134a,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:120426c,CLOUDID:c89db1f7-ddba-41c3-91d9-10eeade8eac7,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-UUID: 22f9a7fcd20011eda9a90f0bb45854f4-20230403 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 882041898; Mon, 03 Apr 2023 17:15:54 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.25; Mon, 3 Apr 2023 17:15:53 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.25 via Frontend Transport; Mon, 3 Apr 2023 17:15:52 +0800 From: Yong Wu To: Joerg Roedel , Matthias Brugger , Mauro Carvalho Chehab , Rob Herring CC: Will Deacon , Robin Murphy , Krzysztof Kozlowski , Hans Verkuil , , , , , , , , AngeloGioacchino Del Regno , , , , Yunfei Dong , kyrie wu , , , , Yong Wu , Bin Liu , kyrie wu Subject: [PATCH v6 10/14] media: mtk-jpegdec: Remove the setting for dma_mask Date: Mon, 3 Apr 2023 17:13:33 +0800 Message-ID: <20230403091337.26745-11-yong.wu@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230403091337.26745-1-yong.wu@mediatek.com> References: <20230403091337.26745-1-yong.wu@mediatek.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" In order to simplify the masters to set their respective dma masks, MTK IOMMU helps to centralize the processing. Because all the dma ranges is set in IOMMU, IOMMU knows well the dma mask requirements of masters. After this patch, the masters code does not need care dma-ranges/dma_mask related information. Cc: Bin Liu Cc: Mauro Carvalho Chehab Cc: kyrie wu Signed-off-by: Yong Wu --- drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c b/drivers= /media/platform/mediatek/jpeg/mtk_jpeg_core.c index 969516a940ba..9b96d2436311 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c @@ -1757,9 +1757,6 @@ static int mtk_jpeg_probe(struct platform_device *pde= v) jpeg->vdev->device_caps =3D V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M_MPLANE; =20 - if (of_get_property(pdev->dev.of_node, "dma-ranges", NULL)) - dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); - ret =3D video_register_device(jpeg->vdev, VFL_TYPE_VIDEO, -1); if (ret) { v4l2_err(&jpeg->v4l2_dev, "Failed to register video device\n"); --=20 2.25.1