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doc: fix DMA-API function parameters 

Fix kernel bugzilla #10388.

DMA-API.txt has wrong argument type for some functions.  It uses struct device
but should use struct pci_dev.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Randy Dunlap 2008-04-29 01:00:35 -07:00 committed by Linus Torvalds
parent cb9fbc5c37
commit 02d15c4322
1 changed files with 2 additions and 2 deletions
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4
Documentation/DMA-API.txt
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@ -145,7 +145,7 @@ Part Ic - DMA addressing limitations
int int
dma_supported(struct device *dev, u64 mask) dma_supported(struct device *dev, u64 mask)
int int
pci_dma_supported(struct device *dev, u64 mask) pci_dma_supported(struct pci_dev *hwdev, u64 mask)
Checks to see if the device can support DMA to the memory described by Checks to see if the device can support DMA to the memory described by
mask. mask.
@ -189,7 +189,7 @@ dma_addr_t
dma_map_single(struct device *dev, void *cpu_addr, size_t size, dma_map_single(struct device *dev, void *cpu_addr, size_t size,
enum dma_data_direction direction) enum dma_data_direction direction)
dma_addr_t dma_addr_t
pci_map_single(struct device *dev, void *cpu_addr, size_t size, pci_map_single(struct pci_dev *hwdev, void *cpu_addr, size_t size,
int direction) int direction)
Maps a piece of processor virtual memory so it can be accessed by the Maps a piece of processor virtual memory so it can be accessed by the