From patchwork Tue Apr 11 09:31:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?WW9uZyBXdSAo5ZC05YuHKQ==?= X-Patchwork-Id: 13207278 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 37E15C76196 for ; Tue, 11 Apr 2023 09:34:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230229AbjDKJec (ORCPT ); Tue, 11 Apr 2023 05:34:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53860 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230227AbjDKJeH (ORCPT ); Tue, 11 Apr 2023 05:34:07 -0400 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ADF613C10; Tue, 11 Apr 2023 02:33:48 -0700 (PDT) X-UUID: f3025d6cd84b11eda9a90f0bb45854f4-20230411 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=pV+naLgGJriNjqfMwpcxe9/gdwKN0tAsOp/Gs30Oih4tYKOrdEi+0fTJY5Hr4eSMU5ihEGT7q4U9ZClHzq44y9Q4hCdfeHA3J4jkNsB3WsdXIODfC3BNGYx1hfMs8e6q8YNOIjXVHJ5r4LZ+FbcCqvHRTmGcQQrI4B96FF9SGas=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.22,REQID:61df390b-34ce-4048-a5b0-e07a00750186,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:a70c95ea-db6f-41fe-8b83-13fe7ed1ef52,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: f3025d6cd84b11eda9a90f0bb45854f4-20230411 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 1667052521; Tue, 11 Apr 2023 17:33:42 +0800 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) 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; Tue, 11 Apr 2023 17:33:41 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.25 via Frontend Transport; Tue, 11 Apr 2023 17:33:40 +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 v7 10/14] media: mtk-jpegdec: Remove the setting for dma_mask Date: Tue, 11 Apr 2023 17:31:40 +0800 Message-ID: <20230411093144.2690-11-yong.wu@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230411093144.2690-1-yong.wu@mediatek.com> References: <20230411093144.2690-1-yong.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org 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 Reviewed-by: AngeloGioacchino Del Regno Acked-by: Hans Verkuil --- 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 *pdev) jpeg->vdev->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M_MPLANE; - if (of_get_property(pdev->dev.of_node, "dma-ranges", NULL)) - dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); - ret = video_register_device(jpeg->vdev, VFL_TYPE_VIDEO, -1); if (ret) { v4l2_err(&jpeg->v4l2_dev, "Failed to register video device\n");