From patchwork Sat Aug 10 07:58:07 2019 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: 11088403 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3CFC414DB for ; Sat, 10 Aug 2019 08:04:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2EAE220564 for ; Sat, 10 Aug 2019 08:04:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2066D22B39; Sat, 10 Aug 2019 08:04:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id BFB1720564 for ; Sat, 10 Aug 2019 08:04:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=CyiIK3lfrfIlPNNLenaa3GXuWGOzqDGbk0dzClBYUOo=; b=sR13jddJN70x7W nemZ3vu41toWl6xGBngB1WdO6uYdbXhyToUxyhAQYzelkhQMXWT7T90SAQ9EIWrf62eJQpruZhN1F 2x2MFIbjiZDmAW6a/s0m8rdUeZe58mxqBe6KgNBiksS3V09cj+y7lCUsYQNEreeWS13xtfkxhS+29 Q0U7EwnvWv77Wxys0U9Yffz8mUJW3PWC2tjsAGwpIa0uaqluzfQiHtOFKd3+HjwG8+Uxn1WpZk3+8 0HTsUMn2IT/gtwp7QUdVTc89W5cu5a9WQGGQTFTJHE9akZWgJcJnnn+pfkqAtaywWZdWmS14JPXhA ttXQIiOuSXQSn/mnWhsA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hwMM5-0000Pu-Dr; Sat, 10 Aug 2019 08:04:01 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hwMJI-0006cs-C9; Sat, 10 Aug 2019 08:01:09 +0000 X-UUID: f9097a53e24e4a7a8e5ee6512ad151c2-20190810 X-UUID: f9097a53e24e4a7a8e5ee6512ad151c2-20190810 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1511266018; Sat, 10 Aug 2019 00:00:03 -0800 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Sat, 10 Aug 2019 01:00:01 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Sat, 10 Aug 2019 16:00:00 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Sat, 10 Aug 2019 15:59:58 +0800 From: Yong Wu To: Joerg Roedel , Matthias Brugger , Robin Murphy , Will Deacon Subject: [PATCH v9 07/21] iommu/io-pgtable-arm-v7s: Rename the quirk from MTK_4GB to MTK_EXT Date: Sat, 10 Aug 2019 15:58:07 +0800 Message-ID: <1565423901-17008-8-git-send-email-yong.wu@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1565423901-17008-1-git-send-email-yong.wu@mediatek.com> References: <1565423901-17008-1-git-send-email-yong.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190810_010108_448451_5AC720FE X-CRM114-Status: GOOD ( 14.00 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: youlin.pei@mediatek.com, devicetree@vger.kernel.org, Nicolas Boichat , cui.zhang@mediatek.com, srv_heupstream@mediatek.com, chao.hao@mediatek.com, linux-kernel@vger.kernel.org, Evan Green , Tomasz Figa , iommu@lists.linux-foundation.org, Rob Herring , linux-mediatek@lists.infradead.org, yong.wu@mediatek.com, ming-fan.chen@mediatek.com, anan.sun@mediatek.com, Matthias Kaehlcke , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP In previous mt2712/mt8173, MediaTek extend the v7s to support 4GB dram. But in the latest mt8183, We extend it to support the PA that reach 33bit. Then the "MTK_4GB" name is not so fit, This patch only change the quirk name to "MTK_EXT". Signed-off-by: Yong Wu --- drivers/iommu/io-pgtable-arm-v7s.c | 6 +++--- drivers/iommu/mtk_iommu.c | 2 +- include/linux/io-pgtable.h | 4 ++-- 3 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/iommu/io-pgtable-arm-v7s.c b/drivers/iommu/io-pgtable-arm-v7s.c index fa1b38f..77cc1eb 100644 --- a/drivers/iommu/io-pgtable-arm-v7s.c +++ b/drivers/iommu/io-pgtable-arm-v7s.c @@ -315,7 +315,7 @@ static arm_v7s_iopte arm_v7s_prot_to_pte(int prot, int lvl, if (lvl == 1 && (cfg->quirks & IO_PGTABLE_QUIRK_ARM_NS)) pte |= ARM_V7S_ATTR_NS_SECTION; - if (cfg->quirks & IO_PGTABLE_QUIRK_ARM_MTK_4GB) + if (cfg->quirks & IO_PGTABLE_QUIRK_ARM_MTK_EXT) pte |= ARM_V7S_ATTR_MTK_4GB; return pte; @@ -737,12 +737,12 @@ static struct io_pgtable *arm_v7s_alloc_pgtable(struct io_pgtable_cfg *cfg, if (cfg->quirks & ~(IO_PGTABLE_QUIRK_ARM_NS | IO_PGTABLE_QUIRK_NO_PERMS | IO_PGTABLE_QUIRK_TLBI_ON_MAP | - IO_PGTABLE_QUIRK_ARM_MTK_4GB | + IO_PGTABLE_QUIRK_ARM_MTK_EXT | IO_PGTABLE_QUIRK_NON_STRICT)) return NULL; /* If ARM_MTK_4GB is enabled, the NO_PERMS is also expected. */ - if (cfg->quirks & IO_PGTABLE_QUIRK_ARM_MTK_4GB && + if (cfg->quirks & IO_PGTABLE_QUIRK_ARM_MTK_EXT && !(cfg->quirks & IO_PGTABLE_QUIRK_NO_PERMS)) return NULL; diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index c6e6dc3..8300489 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -272,7 +272,7 @@ static int mtk_iommu_domain_finalise(struct mtk_iommu_domain *dom) }; if (data->enable_4GB) - dom->cfg.quirks |= IO_PGTABLE_QUIRK_ARM_MTK_4GB; + dom->cfg.quirks |= IO_PGTABLE_QUIRK_ARM_MTK_EXT; dom->iop = alloc_io_pgtable_ops(ARM_V7S, &dom->cfg, data); if (!dom->iop) { diff --git a/include/linux/io-pgtable.h b/include/linux/io-pgtable.h index b5a450a..915fb73 100644 --- a/include/linux/io-pgtable.h +++ b/include/linux/io-pgtable.h @@ -65,7 +65,7 @@ struct io_pgtable_cfg { * (unmapped) entries but the hardware might do so anyway, perform * TLB maintenance when mapping as well as when unmapping. * - * IO_PGTABLE_QUIRK_ARM_MTK_4GB: (ARM v7s format) Set bit 9 in all + * IO_PGTABLE_QUIRK_ARM_MTK_EXT: (ARM v7s format) Set bit 9 in all * PTEs, for Mediatek IOMMUs which treat it as a 33rd address bit * when the SoC is in "4GB mode" and they can only access the high * remap of DRAM (0x1_00000000 to 0x1_ffffffff). @@ -77,7 +77,7 @@ struct io_pgtable_cfg { #define IO_PGTABLE_QUIRK_ARM_NS BIT(0) #define IO_PGTABLE_QUIRK_NO_PERMS BIT(1) #define IO_PGTABLE_QUIRK_TLBI_ON_MAP BIT(2) - #define IO_PGTABLE_QUIRK_ARM_MTK_4GB BIT(3) + #define IO_PGTABLE_QUIRK_ARM_MTK_EXT BIT(3) #define IO_PGTABLE_QUIRK_NON_STRICT BIT(4) unsigned long quirks; unsigned long pgsize_bitmap;