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=-9.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,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 190C0C43219 for ; Tue, 30 Apr 2019 00:30:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D122621707 for ; Tue, 30 Apr 2019 00:30:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=arista.com header.i=@arista.com header.b="hEzzxNkt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729799AbfD3Aaz (ORCPT ); Mon, 29 Apr 2019 20:30:55 -0400 Received: from mail-ed1-f65.google.com ([209.85.208.65]:46579 "EHLO mail-ed1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729784AbfD3Aav (ORCPT ); Mon, 29 Apr 2019 20:30:51 -0400 Received: by mail-ed1-f65.google.com with SMTP id d1so10700598edd.13 for ; Mon, 29 Apr 2019 17:30:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=arista.com; s=googlenew; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=6wixYcB92mB+9i/uw14zD00tHT/PT7l91W2MRSJ23xo=; b=hEzzxNkt9AY0j0qPqigUqAw7cCai+XWuumBKhdUMfzR0jhW9BOEPGPLhhZfNsAGG95 hKwfVkr2zYhqR4xc+JvxQCaR3nZ12Xqsd//pn3RcNnRbJGN+YjuDk+4Wht2SI+JNCj9u qmdokJt7w7UqLIzgc9EE6gvbxQ4lyWHdbom386DGZMjY+xQJrP7eOr1mFFZtZMU4ds1d sRwKOheTtMrjEVyOj5UmrH026HsBsBE5Dg0yNzrOhbDWiSYtWz8IM8Ug0jGzXWOCM6yC xY5MiG4TBoauMsgAMAs16V0H9pf0pR35dUOacMqMNO0d47awLofAQWSM/CvTKSEmEeo5 pGBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=6wixYcB92mB+9i/uw14zD00tHT/PT7l91W2MRSJ23xo=; b=Y3RWT5zf3xvEQ84d6qarpghabFSwKiyIjiArWUK+hCfofY2ybVQCulHPlDTeJlt2Xn saAe4EwaJON2z9VYw4GRv+uQ+UkSIItaeylzTwtI5fX/O0aXvVrcaOiIXduc88Su0zbs 4fIMUnfeWlEM7wWa4K0RpsAhkxIaM6awBu4mK8WgEqyOQC8ocQcsxyIhn3s5r4AZqFLY RfKgss88ibQo1xQbvePWi88tBfVatoX4Mn/absW+YbIYjdydL2or4nuLCKkayTY5B5zP SnyC5glLiVYggXBQg+bvKEUnQqQD6yEuMEXFxUTR1+7J2+LAnsw+AXwTuXtPHR+q5KPt ozow== X-Gm-Message-State: APjAAAW/VMa7FV3CmqTc3CX3ZRuPkw2S4WZX23OyzKTvG1izf5VlB/RA 8R/bGP7aH0UenMXKbxqKMQGstg== X-Google-Smtp-Source: APXvYqywOhH2KIrFjPQcVc2NybBP/YVnpHG/pA61pubck/cts+9DyVhyGKxzcFjIAhDGhXfZNXL9ug== X-Received: by 2002:a50:c31a:: with SMTP id a26mr5481344edb.289.1556584249639; Mon, 29 Apr 2019 17:30:49 -0700 (PDT) Received: from localhost.localdomain ([2a02:8084:a0:bc00:7d76:7b66:68:3b5f]) by smtp.gmail.com with ESMTPSA id a9sm9424163edt.93.2019.04.29.17.30.48 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Apr 2019 17:30:49 -0700 (PDT) From: Tom Murphy To: iommu@lists.linux-foundation.org Cc: murphyt7@tcd.ie, Tom Murphy , Joerg Roedel , Will Deacon , Robin Murphy , Marek Szyprowski , Kukjin Kim , Krzysztof Kozlowski , David Woodhouse , Andy Gross , David Brown , Matthias Brugger , Rob Clark , Heiko Stuebner , Gerald Schaefer , Thierry Reding , Jonathan Hunter , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-s390@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v2 3/4] iommu/dma-iommu: Use the dev->coherent_dma_mask Date: Tue, 30 Apr 2019 01:29:50 +0100 Message-Id: <20190430002952.18909-4-tmurphy@arista.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190430002952.18909-1-tmurphy@arista.com> References: <20190430002952.18909-1-tmurphy@arista.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use the dev->coherent_dma_mask when allocating in the dma-iommu ops api. Signed-off-by: Tom Murphy --- drivers/iommu/dma-iommu.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c index c18f74ad1e8b..df03104978d7 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -436,7 +436,8 @@ static void __iommu_dma_unmap(struct iommu_domain *domain, dma_addr_t dma_addr, } static dma_addr_t __iommu_dma_map(struct device *dev, phys_addr_t phys, - size_t size, int prot, struct iommu_domain *domain) + size_t size, int prot, struct iommu_domain *domain, + dma_addr_t dma_limit) { struct iommu_dma_cookie *cookie = domain->iova_cookie; size_t iova_off = 0; @@ -447,7 +448,7 @@ static dma_addr_t __iommu_dma_map(struct device *dev, phys_addr_t phys, size = iova_align(&cookie->iovad, size + iova_off); } - iova = iommu_dma_alloc_iova(domain, size, dma_get_mask(dev), dev); + iova = iommu_dma_alloc_iova(domain, size, dma_limit, dev); if (!iova) return DMA_MAPPING_ERROR; @@ -490,7 +491,7 @@ static void *iommu_dma_alloc_contiguous(struct device *dev, size_t size, return NULL; *dma_handle = __iommu_dma_map(dev, page_to_phys(page), size, ioprot, - iommu_get_dma_domain(dev)); + iommu_get_dma_domain(dev), dev->coherent_dma_mask); if (*dma_handle == DMA_MAPPING_ERROR) { if (!dma_release_from_contiguous(dev, page, count)) __free_pages(page, page_order); @@ -760,7 +761,7 @@ static void *iommu_dma_alloc_pool(struct device *dev, size_t size, *dma_handle = __iommu_dma_map(dev, page_to_phys(page), size, dma_info_to_prot(DMA_BIDIRECTIONAL, coherent, attrs), - iommu_get_domain_for_dev(dev)); + iommu_get_domain_for_dev(dev), dev->coherent_dma_mask); if (*dma_handle == DMA_MAPPING_ERROR) { dma_free_from_pool(vaddr, PAGE_ALIGN(size)); return NULL; @@ -850,7 +851,7 @@ static dma_addr_t iommu_dma_map_page(struct device *dev, struct page *page, dma_handle =__iommu_dma_map(dev, phys, size, dma_info_to_prot(dir, coherent, attrs), - iommu_get_dma_domain(dev)); + iommu_get_dma_domain(dev), dma_get_mask(dev)); if (!coherent && !(attrs & DMA_ATTR_SKIP_CPU_SYNC) && dma_handle != DMA_MAPPING_ERROR) arch_sync_dma_for_device(dev, phys, size, dir); @@ -1065,7 +1066,7 @@ static dma_addr_t iommu_dma_map_resource(struct device *dev, phys_addr_t phys, return __iommu_dma_map(dev, phys, size, dma_info_to_prot(dir, false, attrs) | IOMMU_MMIO, - iommu_get_dma_domain(dev)); + iommu_get_dma_domain(dev), dma_get_mask(dev)); } static void iommu_dma_unmap_resource(struct device *dev, dma_addr_t handle, @@ -1250,7 +1251,8 @@ static struct iommu_dma_msi_page *iommu_dma_get_msi_page(struct device *dev, if (!msi_page) return NULL; - iova = __iommu_dma_map(dev, msi_addr, size, prot, domain); + iova = __iommu_dma_map(dev, msi_addr, size, prot, domain, + dma_get_mask(dev)); if (iova == DMA_MAPPING_ERROR) goto out_free_page; -- 2.17.1