diff options
| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2010-03-10 15:23:15 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-12 15:52:40 -0800 |
| commit | 039956e9199b71ea673954e025f52f319110ca58 (patch) | |
| tree | e900f3713078d32f2e03939a2d2722503e97090f | |
| parent | 8004fd2ad6042ae24d3913cf5089909781db3a25 (diff) | |
Documentation/DMA-API.txt: remove deprecated function descriptions
dma_sync_single(), pci_dma_sync_single(), dma_sync_sg(), and
pci_dma_sync_sg() are deprecated. We should not advertise them.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Joerg Roedel <joro@8bytes.org>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | Documentation/DMA-API.txt | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt index 5aceb88b3f8..bb0e75e368b 100644 --- a/Documentation/DMA-API.txt +++ b/Documentation/DMA-API.txt @@ -364,34 +364,6 @@ API. Note: <nents> must be the number you passed in, *not* the number of physical entries returned. -void -dma_sync_single(struct device *dev, dma_addr_t dma_handle, size_t size, - enum dma_data_direction direction) -void -pci_dma_sync_single(struct pci_dev *hwdev, dma_addr_t dma_handle, - size_t size, int direction) -void -dma_sync_sg(struct device *dev, struct scatterlist *sg, int nelems, - enum dma_data_direction direction) -void -pci_dma_sync_sg(struct pci_dev *hwdev, struct scatterlist *sg, - int nelems, int direction) - -Synchronise a single contiguous or scatter/gather mapping. All the -parameters must be the same as those passed into the single mapping -API. - -Notes: You must do this: - -- Before reading values that have been written by DMA from the device - (use the DMA_FROM_DEVICE direction) -- After writing values that will be written to the device using DMA - (use the DMA_TO_DEVICE) direction -- before *and* after handing memory to the device if the memory is - DMA_BIDIRECTIONAL - -See also dma_map_single(). - dma_addr_t dma_map_single_attrs(struct device *dev, void *cpu_addr, size_t size, enum dma_data_direction dir, |