From patchwork Mon Mar 1 08:42:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12109091 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=-16.8 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,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 B5EB7C433E0 for ; Mon, 1 Mar 2021 08:49:23 +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 78B0264DE0 for ; Mon, 1 Mar 2021 08:49:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 78B0264DE0 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de 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=JmBN8zwXSvjYXOsTLuNh8atruxZ7Gl43SdkiKzQte0k=; b=AZzp8jZyh6ESwrr+go0y82KBW ZRR8XsWIgImJpwfkCiK/VcTkF2n+xvn4Zc3Hifn/0/JrHvR4H9bTVXmisHfiK8u2N6Xy5mImkhecy zPpK5uhBE1RhX8CxPz9ApIw0/FIi2/NNxqLV86XibamSSDbrO/7J6A5fiAjX5n5U4LyKHe2PTFds6 mJuBBpu7zUnDiCS2p6rdmMbt44BUo1sEbejXlcv+pfDTqRmIUeTkDeRFIJYfCLGx5UaRr/CwCcsnW sWyoIIhifvCBsdT7P/dz7dyxKVXFAAiX6Q+y7flGhD5aNHuDfPzPXWb0x4n5iFV7J06bVQGwsY/m/ YWO94ONjQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1lGeDa-00011U-8p; Mon, 01 Mar 2021 08:47:54 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1lGeDY-00010U-7Q for linux-arm-kernel@merlin.infradead.org; Mon, 01 Mar 2021 08:47:52 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=E7hhcteK4GUQFY9xJ3UXZHBinl63OJRSjslBjH5SJ4o=; b=O9MMPi8P/b5H+w4VoMI8YihaaA BPVU5aXQqLQQj97pJgAx+OanvHJgHAHYqG4osgFX4FdkSeUoiQALMA1zpxM3LhNUWq3j7RlE2zhlk nXQdh9z5M0xgAycaeWyvFMu0U+yIpNcghIBVN+93bMa5oiFMW7ZrNJAMZy5s5wHwSaUHY3AQbHUV4 EzSgaqp7xRzOBYqhRo+qswdIUSKXlm1J1ykAVaj1SYP5j2D+2STDtXcLCbdZly0NivQpFDcLiRa74 OEGlXEz38hVpN6W99EJhHgrab4vvXFmNjp/2m1XhY13n93ZuU0UJFPJ+YZjk+7mdiNYaKVziqbUCz DqT4a2zA==; Received: from [2001:4bb8:19b:e4b7:cdf9:733f:4874:8eb4] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1lGeD0-00FUqj-3N; Mon, 01 Mar 2021 08:47:26 +0000 From: Christoph Hellwig To: Joerg Roedel , Will Deacon , Li Yang Subject: [PATCH 12/17] iommu: remove DOMAIN_ATTR_PAGING Date: Mon, 1 Mar 2021 09:42:52 +0100 Message-Id: <20210301084257.945454-13-hch@lst.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210301084257.945454-1-hch@lst.de> References: <20210301084257.945454-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html 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: freedreno@lists.freedesktop.org, kvm@vger.kernel.org, Michael Ellerman , linuxppc-dev@lists.ozlabs.org, dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org, iommu@lists.linux-foundation.org, netdev@vger.kernel.org, linux-arm-msm@vger.kernel.org, David Woodhouse , linux-arm-kernel@lists.infradead.org, Lu Baolu Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DOMAIN_ATTR_PAGING is never used. Signed-off-by: Christoph Hellwig --- drivers/iommu/iommu.c | 5 ----- include/linux/iommu.h | 1 - 2 files changed, 6 deletions(-) diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index b212bf0261820b..9a4cda390993e6 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -2668,7 +2668,6 @@ int iommu_domain_get_attr(struct iommu_domain *domain, enum iommu_attr attr, void *data) { struct iommu_domain_geometry *geometry; - bool *paging; int ret = 0; switch (attr) { @@ -2676,10 +2675,6 @@ int iommu_domain_get_attr(struct iommu_domain *domain, geometry = data; *geometry = domain->geometry; - break; - case DOMAIN_ATTR_PAGING: - paging = data; - *paging = (domain->pgsize_bitmap != 0UL); break; default: if (!domain->ops->domain_get_attr) diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 840864844027dc..180ff4bd7fa7ef 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -108,7 +108,6 @@ enum iommu_cap { enum iommu_attr { DOMAIN_ATTR_GEOMETRY, - DOMAIN_ATTR_PAGING, DOMAIN_ATTR_NESTING, /* two stages of translation */ DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE, DOMAIN_ATTR_IO_PGTABLE_CFG,