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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2010-03-10 23:23:15 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 23:52:40 (GMT)
commit039956e9199b71ea673954e025f52f319110ca58 (patch)
treee900f3713078d32f2e03939a2d2722503e97090f /Documentation/DMA-API.txt
parent8004fd2ad6042ae24d3913cf5089909781db3a25 (diff)
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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>
Diffstat (limited to 'Documentation/DMA-API.txt')
-rw-r--r--Documentation/DMA-API.txt28
1 files changed, 0 insertions, 28 deletions
diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt
index 5aceb88..bb0e75e3 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,