From: <wdavis@nvidia.com>
To: <joro@8bytes.org>, <bhelgaas@google.com>
Cc: <iommu@lists.linux-foundation.org>, <linux-pci@vger.kernel.org>,
<tripperda@nvidia.com>, <jhubbard@nvidia.com>,
<jglisse@redhat.com>, <konrad.wilk@oracle.com>,
Will Davis <wdavis@nvidia.com>
Subject: [PATCH v2 3/7] dma-mapping: pci: add pci_(un)map_resource
Date: Mon, 18 May 2015 13:25:00 -0500 [thread overview]
Message-ID: <1431973504-5903-4-git-send-email-wdavis@nvidia.com> (raw)
In-Reply-To: <1431973504-5903-1-git-send-email-wdavis@nvidia.com>
From: Will Davis <wdavis@nvidia.com>
Simply route these through to the new dma_(un)map_resource APIs.
Signed-off-by: Will Davis <wdavis@nvidia.com>
Reviewed-by: Terence Ripperda <tripperda@nvidia.com>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
---
include/asm-generic/pci-dma-compat.h | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/include/asm-generic/pci-dma-compat.h b/include/asm-generic/pci-dma-compat.h
index c110843..ac4a4ad 100644
--- a/include/asm-generic/pci-dma-compat.h
+++ b/include/asm-generic/pci-dma-compat.h
@@ -61,6 +61,20 @@ pci_unmap_page(struct pci_dev *hwdev, dma_addr_t dma_address,
dma_unmap_page(hwdev == NULL ? NULL : &hwdev->dev, dma_address, size, (enum dma_data_direction)direction);
}
+static inline dma_addr_t
+pci_map_resource(struct pci_dev *hwdev, struct resource *resource,
+ unsigned long offset, size_t size, int direction)
+{
+ return dma_map_resource(hwdev == NULL ? NULL : &hwdev->dev, resource, offset, size, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_unmap_resource(struct pci_dev *hwdev, dma_addr_t dma_address, size_t size,
+ int direction)
+{
+ dma_unmap_resource(hwdev == NULL ? NULL : &hwdev->dev, dma_address, size, (enum dma_data_direction)direction);
+}
+
static inline int
pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg,
int nents, int direction)
--
2.4.0
next prev parent reply other threads:[~2015-05-18 18:38 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-18 18:24 [PATCH v2 0/7] IOMMU/DMA map_resource support for peer-to-peer wdavis
2015-05-18 18:24 ` [PATCH v2 1/7] dma-debug: add checking for map/unmap_resource wdavis
2015-05-18 18:24 ` [PATCH v2 2/7] DMA-API: Introduce dma_(un)map_resource wdavis
2015-05-29 8:16 ` Joerg Roedel
2015-05-18 18:25 ` wdavis [this message]
2015-05-18 18:25 ` [PATCH v2 4/7] DMA-API: Add dma_(un)map_resource() documentation wdavis
2015-05-19 23:43 ` Bjorn Helgaas
2015-05-20 12:11 ` Mark Hounschell
2015-05-20 17:30 ` William Davis
2015-05-20 19:15 ` Mark Hounschell
2015-05-20 19:51 ` William Davis
2015-05-20 20:07 ` Mark Hounschell
2015-05-27 18:31 ` William Davis
2015-05-29 8:24 ` joro
2015-07-07 15:15 ` Bjorn Helgaas
2015-07-07 15:41 ` Alex Williamson
2015-07-07 16:16 ` Bjorn Helgaas
2015-07-07 16:41 ` Alex Williamson
2015-07-07 17:14 ` Mark Hounschell
2015-07-07 17:28 ` Alex Williamson
2015-07-07 19:17 ` Mark Hounschell
2015-07-07 19:54 ` Alex Williamson
2015-07-08 15:11 ` Bjorn Helgaas
2015-07-08 16:40 ` Mark Hounschell
2015-07-09 0:50 ` Rafael J. Wysocki
2015-06-01 21:25 ` Konrad Rzeszutek Wilk
2015-06-02 14:27 ` William Davis
2015-05-18 18:25 ` [PATCH v2 5/7] iommu/amd: Implement (un)map_resource wdavis
2015-05-18 18:25 ` [PATCH v2 6/7] iommu/vt-d: implement (un)map_resource wdavis
2015-05-18 18:25 ` [PATCH v2 7/7] x86: add pci-nommu implementation of map_resource wdavis
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