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 smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (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 C6D09C43334 for ; Thu, 30 Jun 2022 09:36:36 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id 6058261328; Thu, 30 Jun 2022 09:36:36 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org 6058261328 X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id VHyGf1DK9az0; Thu, 30 Jun 2022 09:36:35 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp3.osuosl.org (Postfix) with ESMTPS id DAAA260B52; Thu, 30 Jun 2022 09:36:34 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org DAAA260B52 Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 9DCC3C002D; Thu, 30 Jun 2022 09:36:34 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 9B6E7C0011 for ; Thu, 30 Jun 2022 09:36:33 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 6BD8084387 for ; Thu, 30 Jun 2022 09:36:33 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 6BD8084387 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 1ZYuQCdLcnDs for ; Thu, 30 Jun 2022 09:36:32 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 3FB188452F Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by smtp1.osuosl.org (Postfix) with ESMTPS id 3FB188452F for ; Thu, 30 Jun 2022 09:36:32 +0000 (UTC) X-UUID: 91504978c4f14f459b6699b60db35cb8-20220630 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.7, REQID:b54d77d8-e192-46cc-8eb2-4bf84182d200, OB:0, LO B:0,IP:0,URL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACT ION:release,TS:-5 X-CID-META: VersionHash:87442a2, CLOUDID:28e00d63-0b3f-4b2c-b3a6-ed5c044366a0, C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:1,File:nil ,QS:nil,BEC:nil,COL:0 X-UUID: 91504978c4f14f459b6699b60db35cb8-20220630 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 896558495; Thu, 30 Jun 2022 17:36:26 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Thu, 30 Jun 2022 17:36:25 +0800 Received: from mbjsdccf07.mediatek.inc (10.15.20.246) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 30 Jun 2022 17:36:24 +0800 To: Will Deacon , Robin Murphy , "Joerg Roedel" , Yong Wu , Miles Chen , Matthias Brugger Subject: [PATCH v12 0/2] iommu/mediatek: TTBR up to 35bit support Date: Thu, 30 Jun 2022 17:29:24 +0800 Message-ID: <20220630092927.24925-1-yf.wang@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, Libo Kang , iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, Ning Li , linux-arm-kernel@lists.infradead.org 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: "yf.wang--- via iommu" Reply-To: yf.wang@mediatek.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" This patchset adds MediaTek TTBR up to 35bit support for single normal zone. Changes in v12: - Update [PATCH 1/2]: remove GENMASK(31, 7) - Update [PATCH 2/2]: remove MMU_PT_ADDR_MASK definition. Changes in v11: https://lore.kernel.org/linux-mediatek/20220630062508.23512-1-yf.wang@mediatek.com/ - According to Yong's suggestion in [PATCH v10] to update patch - [PATCH 1/2]: Because keep ttbr u32, so the special logic of encoded PA bits[34:32] to ttbr lower bits will apply to all the MediaTek cases, not only for the quirk IO_PGTABLE_QUIRK_ARM_MTK_TTBR_EXT, so remove quirk check. - [PATCH 2/2]: Because no need calculate the special ttbr, so remove ttbr from mtk_iommu_domain and remove MMU_PT_ADDR_MASK calculate. Changes in v10: https://lore.kernel.org/linux-mediatek/20220616120713.12728-1-yf.wang@mediatek.com/ - According to Robin's suggestion in [PATCH v9] to update patch - Recovery ttbr to u32, encoded PA bits[34:32] to ttbr lower bits. - Remove PATCH: Rename MTK_IOMMU_TLB_ADDR to MTK_IOMMU_ADDR. Changes in v9: https://lore.kernel.org/linux-mediatek/20220615161224.6923-1-yf.wang@mediatek.com/ - According to Will's suggestion in [PATCH v8 1/3] update [PATCH 1/3] - Rename function to_iopte_mtk to to_mtk_iopte. - Modify gfp_l1 and slab_flag and add comment explaining. - Add checking that the address is within 35 bits use cfg->oas. - PATCH 1/3 & PATCH 2/3 no change. Changes in v8: https://lore.kernel.org/linux-mediatek/20220611102656.10954-1-yf.wang@mediatek.com/ - Add and update patch - Add [2/3] patch update MTK_IOMMU_ADDR to calculate the special ttbr. - Save the special ttbr to mtk_iommu_domain avoid calculate it again. Changes in v7: https://lore.kernel.org/linux-mediatek/20220530080432.29123-1-yf.wang@mediatek.com/ - Update patch and commit message - Extend arm_v7s_cfg.ttbr to u64. - Move the special ttbr logical into mtk_iommu.c. - Update commit message for single normal zone. Changes in v6: - Update patch: gfp_l1 = GFP_KERNEL | __GFP_ZERO; - Update commit message for single normal zone. Changes in v5: - Only update message-ID. Changes in v4: - Fix build test WARNING: use GENMASK_ULL replace GENMASK. Changes in v3: - Add version changes description, there is No new code change in V3. Changes in v2: - Update patch and commit message - Add Level 1 pgtable PA up to 35bit. - This is new feature, remove stable@vger.kernel.org - Update commit message. Ning Li (2): iommu/io-pgtable-arm-v7s: Add a quirk to allow pgtable PA up to 35bit iommu/mediatek: Allow page table PA up to 35bit drivers/iommu/io-pgtable-arm-v7s.c | 75 ++++++++++++++++++++++-------- drivers/iommu/mtk_iommu.c | 13 +++-- include/linux/io-pgtable.h | 15 ++++-- 3 files changed, 73 insertions(+), 30 deletions(-) _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu