From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: [PATCH 2/2] iommu: dma: Use of_iommu_get_resv_regions() Date: Thu, 29 Aug 2019 13:14:07 +0200 Message-ID: <20190829111407.17191-3-thierry.reding@gmail.com> References: <20190829111407.17191-1-thierry.reding@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190829111407.17191-1-thierry.reding@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Joerg Roedel Cc: Rob Herring , Frank Rowand , Will Deacon , Robin Murphy , iommu@lists.linux-foundation.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org From: Thierry Reding For device tree nodes, use the standard of_iommu_get_resv_regions() implementation to obtain the reserved memory regions associated with a device. Cc: Rob Herring Cc: Frank Rowand Cc: devicetree@vger.kernel.org Signed-off-by: Thierry Reding --- drivers/iommu/dma-iommu.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c index de68b4a02aea..31d48e55ab55 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -164,6 +165,8 @@ void iommu_dma_get_resv_regions(struct device *dev, struct list_head *list) if (!is_of_node(dev_iommu_fwspec_get(dev)->iommu_fwnode)) iort_iommu_msi_get_resv_regions(dev, list); + if (dev->of_node) + of_iommu_get_resv_regions(dev, list); } EXPORT_SYMBOL(iommu_dma_get_resv_regions); -- 2.22.0