From nobody Thu Nov 14 06:43:23 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 61780C77B60 for ; Mon, 3 Apr 2023 09:15:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231815AbjDCJPm (ORCPT ); Mon, 3 Apr 2023 05:15:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35298 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231871AbjDCJPe (ORCPT ); Mon, 3 Apr 2023 05:15:34 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AF3531025F; Mon, 3 Apr 2023 02:15:21 -0700 (PDT) X-UUID: 0c77a92ad20011edb6b9f13eb10bd0fe-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=Gbacnh4qt5DCcPUzPDRzUSmOnmUijCnl8GTEcmOfwW0=; b=f2N/eXjwVaR96AKcZU8DUWg8mmXe0QAFr8rN+zhRu2fSCG9u5dAz553a9kUxtb09GlL9myCrtGoBWgFtn4k5gbWZAWWCm5w2ca+DYUbBv7l4lPlHpVkY0+U05B9I2qvH7dbY21YC0Wl9ODp51NRK2QJZZiA39ZvRdZ6BeyIz1TM=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.22,REQID:8135812b-2d58-45b5-bf79-0b0318c1583a,IP:0,U RL:0,TC:0,Content:-20,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-20 X-CID-META: VersionHash:120426c,CLOUDID:bcd923b5-beed-4dfc-bd9c-e1b22fa6ccc4,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:1,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: 0c77a92ad20011edb6b9f13eb10bd0fe-20230403 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 628179337; Mon, 03 Apr 2023 17:15:16 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs10n2.mediatek.inc (172.21.101.183) 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 17:15:12 +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 17:15:11 +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 Subject: [PATCH v6 06/14] iommu/mediatek: mt8195: Add iova_region_larb_msk Date: Mon, 3 Apr 2023 17:13:29 +0800 Message-ID: <20230403091337.26745-7-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" Add iova_region_larb_msk for mt8195. We separate the 16GB iova regions by each device's larbid/portid. Refer to include/dt-bindings/memory/mt8195-memory-port.h Signed-off-by: Yong Wu Reviewed-by: AngeloGioacchino Del Regno --- drivers/iommu/mtk_iommu.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 672059f9e0b7..bb3734378934 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -1579,6 +1579,21 @@ static const struct mtk_iommu_plat_data mt8195_data_= infra =3D { .iova_region_nr =3D ARRAY_SIZE(single_domain), }; =20 +static const unsigned int mt8195_larb_region_msk[MT8192_MULTI_REGION_NR_MA= X][MTK_LARB_NR_MAX] =3D { + [0] =3D {~0, ~0, ~0, ~0}, /* Region0: all ports for larb0/1= /2/3 */ + [1] =3D {0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, ~0, ~0, ~0, ~0, ~0, /* Region1: larb19/20/21/22/23/24 */ + ~0}, + [2] =3D {0, 0, 0, 0, ~0, ~0, ~0, ~0, /* Region2: the other larbs. */ + ~0, ~0, ~0, ~0, ~0, ~0, ~0, ~0, + ~0, ~0, 0, 0, 0, 0, 0, 0, + 0, ~0, ~0, ~0, ~0}, + [3] =3D {0}, + [4] =3D {[18] =3D BIT(0) | BIT(1)}, /* Only larb18 port0/1 */ + [5] =3D {[18] =3D BIT(2) | BIT(3)}, /* Only larb18 port2/3 */ +}; + static const struct mtk_iommu_plat_data mt8195_data_vdo =3D { .m4u_plat =3D M4U_MT8195, .flags =3D HAS_BCLK | HAS_SUB_COMM_2BITS | OUT_ORDER_WR_EN | @@ -1589,6 +1604,7 @@ static const struct mtk_iommu_plat_data mt8195_data_v= do =3D { .banks_enable =3D {true}, .iova_region =3D mt8192_multi_dom, .iova_region_nr =3D ARRAY_SIZE(mt8192_multi_dom), + .iova_region_larb_msk =3D mt8195_larb_region_msk, .larbid_remap =3D {{2, 0}, {21}, {24}, {7}, {19}, {9, 10, 11}, {13, 17, 15/* 17b */, 25}, {5}}, }; @@ -1603,6 +1619,7 @@ static const struct mtk_iommu_plat_data mt8195_data_v= pp =3D { .banks_enable =3D {true}, .iova_region =3D mt8192_multi_dom, .iova_region_nr =3D ARRAY_SIZE(mt8192_multi_dom), + .iova_region_larb_msk =3D mt8195_larb_region_msk, .larbid_remap =3D {{1}, {3}, {22, MTK_INVALID_LARBID, MTK_INVALID_LARBID, MTK_INVALID_LARBID, 23}, {8}, {20}, {12}, --=20 2.25.1