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 X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ED537C63697 for ; Thu, 19 Nov 2020 06:28:27 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 75292246B8 for ; Thu, 19 Nov 2020 06:28:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="FpunebEk"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="Of9FLX4a" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 75292246B8 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.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=zXChAJcTxvvYgkWxJ38V9/h96uCd6d7V1LU+/OPkEwc=; b=FpunebEkz2Iir8Dn8vBRfTP// w27EwrkTGb+iO9/xUDUr/8ULOC3KDxPwAAGbvGlmH7DE9GwgZ+IEPUqASiF7N2VA6UgQTAkIcMB6v k6hNFmWXa3UGNiaNycTRewS/j6R0QcblNodMkjFL2HZE47B9Jp1S+r0nTJaBMxwxhT3FXpgaZu2oJ eEahkNqpSiZC2LvA11fw53WPSVEGhnH09ztuUtn4i07ssitnifg8FCa0MQX8dLoAwa0vqRhnYIC59 TDrwfk5/FEy4oXYjPL/2kS+8xQ1whG9QOyaUtMm5oenYO7kw0hySwEPeOs3ed0kq1XNwdzLcQO67H vCXLST8Lg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfdQG-0001ju-6c; Thu, 19 Nov 2020 06:28:00 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfdQ9-0001hS-SR; Thu, 19 Nov 2020 06:27:55 +0000 X-UUID: 564c9a3810e8473682c25a1862d36ac4-20201118 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=bKN9T7uUGAHhnimOEbGd5+D2/dUtgAt7UmwoP5xnvQk=; b=Of9FLX4aAdJ1ZAUq8WYhe6sBrKPARAS7YBOwBBwfKUzMLMvPgFU/ip1cCXuInDzHVzzYJ95HswDZz2AVi+Jcwt+3umxyS4VM2O7Cw9LzaHLAsU4PYtOMVjRFiXAVVHdYUaxviOYr4Vm0ouLa2MKQFavPlMWRgJ/Sv99kLICnNIY=; X-UUID: 564c9a3810e8473682c25a1862d36ac4-20201118 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1453560156; Wed, 18 Nov 2020 22:27:46 -0800 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 18 Nov 2020 22:19:18 -0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 19 Nov 2020 14:19:17 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 19 Nov 2020 14:19:16 +0800 From: Yong Wu To: Joerg Roedel , Will Deacon , "Robin Murphy" Subject: [PATCH v2 5/6] iommu/mediatek: Enable granule_ignore for unmap Date: Thu, 19 Nov 2020 14:18:35 +0800 Message-ID: <20201119061836.15238-6-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201119061836.15238-1-yong.wu@mediatek.com> References: <20201119061836.15238-1-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-20201119_012754_711061_135AD18D X-CRM114-Status: GOOD ( 11.89 ) 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, anan.sun@mediatek.com, Nicolas Boichat , srv_heupstream@mediatek.com, chao.hao@mediatek.com, linux-kernel@vger.kernel.org, Krzysztof Kozlowski , jun.wen@mediatek.com, Tomasz Figa , iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, yong.wu@mediatek.com, Matthias Brugger , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org MediaTek IOMMU HW don't care about granule when it flush tlb. In order to flush tlb once when unmap, Enable this flag to gather all the iova chunk of unmap. Signed-off-by: Yong Wu --- drivers/iommu/mtk_iommu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 8c2d4a225666..94786860bd84 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -432,6 +432,7 @@ static size_t mtk_iommu_unmap(struct iommu_domain *domain, { struct mtk_iommu_domain *dom = to_mtk_domain(domain); + gather->granule_ignore = true; return dom->iop->unmap(dom->iop, iova, size, gather); } -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel