From mboxrd@z Thu Jan 1 00:00:00 1970 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 smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 13586C433F5 for ; Thu, 7 Apr 2022 08:00:13 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id D11674198F; Thu, 7 Apr 2022 08:00:12 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id sx7pRFD0Cwxz; Thu, 7 Apr 2022 08:00:11 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp4.osuosl.org (Postfix) with ESMTPS id 6DF9D41780; Thu, 7 Apr 2022 08:00:11 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 2FD23C0031; Thu, 7 Apr 2022 08:00:11 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [IPv6:2605:bc80:3010::138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 21989C0083 for ; Thu, 7 Apr 2022 08:00:08 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id E1B1D83E82 for ; Thu, 7 Apr 2022 08:00:06 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ZzL6FzbjCxuC for ; Thu, 7 Apr 2022 08:00:06 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by smtp1.osuosl.org (Postfix) with ESMTPS id 1EDAF812A0 for ; Thu, 7 Apr 2022 08:00:05 +0000 (UTC) X-UUID: b96b6a36de354e3fa2704dbf1d530257-20220407 X-UUID: b96b6a36de354e3fa2704dbf1d530257-20220407 Received: from mtkmbs10n2.mediatek.inc [(172.21.101.183)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1211976364; Thu, 07 Apr 2022 16:00:01 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Thu, 7 Apr 2022 15:59:59 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 7 Apr 2022 15:59:58 +0800 To: Joerg Roedel , Rob Herring , "Matthias Brugger" , Will Deacon Subject: [PATCH v6 15/34] iommu/mediatek: Add IOMMU_TYPE flag Date: Thu, 7 Apr 2022 15:57:07 +0800 Message-ID: <20220407075726.17771-16-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220407075726.17771-1-yong.wu@mediatek.com> References: <20220407075726.17771-1-yong.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N Cc: devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Krzysztof Kozlowski , chengci.xu@mediatek.com, xueqi.zhang@mediatek.com, linux-kernel@vger.kernel.org, libo.kang@mediatek.com, yen-chang.chen@mediatek.com, iommu@lists.linux-foundation.org, yf.wang@mediatek.com, linux-mediatek@lists.infradead.org, Hsin-Yi Wang , anan.sun@mediatek.com, Robin Murphy , mingyuan.ma@mediatek.com, linux-arm-kernel@lists.infradead.org, AngeloGioacchino Del Regno X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Yong Wu via iommu Reply-To: Yong Wu Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Add IOMMU_TYPE definition. In the mt8195, we have another IOMMU_TYPE: infra iommu, also there will be another APU_IOMMU, thus, use 2bits for the IOMMU_TYPE. Signed-off-by: Yong Wu Reviewed-by: AngeloGioacchino Del Regno --- drivers/iommu/mtk_iommu.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 84d661e0b371..642949aad47e 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -126,9 +126,17 @@ #define SHARE_PGTABLE BIT(10) /* 2 HW share pgtable */ #define DCM_DISABLE BIT(11) #define NOT_STD_AXI_MODE BIT(12) +/* 2 bits: iommu type */ +#define MTK_IOMMU_TYPE_MM (0x0 << 13) +#define MTK_IOMMU_TYPE_INFRA (0x1 << 13) +#define MTK_IOMMU_TYPE_MASK (0x3 << 13) -#define MTK_IOMMU_HAS_FLAG(pdata, _x) \ - ((((pdata)->flags) & (_x)) == (_x)) +#define MTK_IOMMU_HAS_FLAG(pdata, _x) (!!(((pdata)->flags) & (_x))) + +#define MTK_IOMMU_HAS_FLAG_MASK(pdata, _x, mask) \ + ((((pdata)->flags) & (mask)) == (_x)) +#define MTK_IOMMU_IS_TYPE(pdata, _x) MTK_IOMMU_HAS_FLAG_MASK(pdata, _x,\ + MTK_IOMMU_TYPE_MASK) struct mtk_iommu_domain { struct io_pgtable_cfg cfg; -- 2.18.0 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu