Release 4.7 include/linux/pci-dma-compat.h
/* include this file if the platform implements the dma_ DMA Mapping API
* and wants to provide the pci_ DMA Mapping API in terms of it */
#ifndef _ASM_GENERIC_PCI_DMA_COMPAT_H
#define _ASM_GENERIC_PCI_DMA_COMPAT_H
#include <linux/dma-mapping.h>
/* This defines the direction arg to the DMA mapping routines. */
#define PCI_DMA_BIDIRECTIONAL 0
#define PCI_DMA_TODEVICE 1
#define PCI_DMA_FROMDEVICE 2
#define PCI_DMA_NONE 3
static inline void *
pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
dma_addr_t *dma_handle)
{
return dma_alloc_coherent(hwdev == NULL ? NULL : &hwdev->dev, size, dma_handle, GFP_ATOMIC);
}
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static inline void *
pci_zalloc_consistent(struct pci_dev *hwdev, size_t size,
dma_addr_t *dma_handle)
{
return dma_zalloc_coherent(hwdev == NULL ? NULL : &hwdev->dev,
size, dma_handle, GFP_ATOMIC);
}
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| Total | 41 | 100.00% | 2 | 100.00% |
static inline void
pci_free_consistent(struct pci_dev *hwdev, size_t size,
void *vaddr, dma_addr_t dma_handle)
{
dma_free_coherent(hwdev == NULL ? NULL : &hwdev->dev, size, vaddr, dma_handle);
}
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| Total | 42 | 100.00% | 3 | 100.00% |
static inline dma_addr_t
pci_map_single(struct pci_dev *hwdev, void *ptr, size_t size, int direction)
{
return dma_map_single(hwdev == NULL ? NULL : &hwdev->dev, ptr, size, (enum dma_data_direction)direction);
}
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static inline void
pci_unmap_single(struct pci_dev *hwdev, dma_addr_t dma_addr,
size_t size, int direction)
{
dma_unmap_single(hwdev == NULL ? NULL : &hwdev->dev, dma_addr, size, (enum dma_data_direction)direction);
}
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static inline dma_addr_t
pci_map_page(struct pci_dev *hwdev, struct page *page,
unsigned long offset, size_t size, int direction)
{
return dma_map_page(hwdev == NULL ? NULL : &hwdev->dev, page, offset, size, (enum dma_data_direction)direction);
}
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static inline void
pci_unmap_page(struct pci_dev *hwdev, dma_addr_t dma_address,
size_t size, int direction)
{
dma_unmap_page(hwdev == NULL ? NULL : &hwdev->dev, dma_address, size, (enum dma_data_direction)direction);
}
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static inline int
pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg,
int nents, int direction)
{
return dma_map_sg(hwdev == NULL ? NULL : &hwdev->dev, sg, nents, (enum dma_data_direction)direction);
}
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static inline void
pci_unmap_sg(struct pci_dev *hwdev, struct scatterlist *sg,
int nents, int direction)
{
dma_unmap_sg(hwdev == NULL ? NULL : &hwdev->dev, sg, nents, (enum dma_data_direction)direction);
}
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static inline void
pci_dma_sync_single_for_cpu(struct pci_dev *hwdev, dma_addr_t dma_handle,
size_t size, int direction)
{
dma_sync_single_for_cpu(hwdev == NULL ? NULL : &hwdev->dev, dma_handle, size, (enum dma_data_direction)direction);
}
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| Total | 45 | 100.00% | 3 | 100.00% |
static inline void
pci_dma_sync_single_for_device(struct pci_dev *hwdev, dma_addr_t dma_handle,
size_t size, int direction)
{
dma_sync_single_for_device(hwdev == NULL ? NULL : &hwdev->dev, dma_handle, size, (enum dma_data_direction)direction);
}
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| Total | 45 | 100.00% | 2 | 100.00% |
static inline void
pci_dma_sync_sg_for_cpu(struct pci_dev *hwdev, struct scatterlist *sg,
int nelems, int direction)
{
dma_sync_sg_for_cpu(hwdev == NULL ? NULL : &hwdev->dev, sg, nelems, (enum dma_data_direction)direction);
}
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static inline void
pci_dma_sync_sg_for_device(struct pci_dev *hwdev, struct scatterlist *sg,
int nelems, int direction)
{
dma_sync_sg_for_device(hwdev == NULL ? NULL : &hwdev->dev, sg, nelems, (enum dma_data_direction)direction);
}
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| Total | 47 | 100.00% | 3 | 100.00% |
static inline int
pci_dma_mapping_error(struct pci_dev *pdev, dma_addr_t dma_addr)
{
return dma_mapping_error(&pdev->dev, dma_addr);
}
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| Total | 26 | 100.00% | 3 | 100.00% |
#ifdef CONFIG_PCI
static inline int pci_set_dma_mask(struct pci_dev *dev, u64 mask)
{
return dma_set_mask(&dev->dev, mask);
}
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static inline int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask)
{
return dma_set_coherent_mask(&dev->dev, mask);
}
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static inline int pci_set_dma_max_seg_size(struct pci_dev *dev,
unsigned int size)
{
return dma_set_max_seg_size(&dev->dev, size);
}
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static inline int pci_set_dma_seg_boundary(struct pci_dev *dev,
unsigned long mask)
{
return dma_set_seg_boundary(&dev->dev, mask);
}
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#else
static inline int pci_set_dma_mask(struct pci_dev *dev, u64 mask)
{ return -EIO; }
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static inline int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask)
{ return -EIO; }
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static inline int pci_set_dma_max_seg_size(struct pci_dev *dev,
unsigned int size)
{ return -EIO; }
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static inline int pci_set_dma_seg_boundary(struct pci_dev *dev,
unsigned long mask)
{ return -EIO; }
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#endif
#endif
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| andrew morton | andrew morton | 112 | 13.33% | 3 | 30.00% |
| fujita tomonori | fujita tomonori | 67 | 7.98% | 2 | 20.00% |
| joe perches | joe perches | 41 | 4.88% | 1 | 10.00% |
| Total | 840 | 100.00% | 10 | 100.00% |
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