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| author | Christoph Hellwig <hch@lst.de> | 2015-11-09 14:58:18 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-09 15:11:24 -0800 |
| commit | 0e77acef8ec21c82530214728631fb7a416e75c7 (patch) | |
| tree | 5ad3977f1ebaa598b36a4cc3d65e3b6bbe17c1b8 /Documentation/DMA-API.txt | |
| parent | c56050c700d18f18fbec934f56069150bcec3709 (diff) | |
| download | linux-0e77acef8ec21c82530214728631fb7a416e75c7.tar.gz linux-0e77acef8ec21c82530214728631fb7a416e75c7.tar.bz2 linux-0e77acef8ec21c82530214728631fb7a416e75c7.zip | |
dma: remove external references to dma_supported
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Alan Stern <stern@rowland.harvard.edu>
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.txt | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt index 8d065d6ec956..1e98a7e6bccc 100644 --- a/Documentation/DMA-API.txt +++ b/Documentation/DMA-API.txt @@ -142,19 +142,6 @@ Part Ic - DMA addressing limitations ------------------------------------ int -dma_supported(struct device *dev, u64 mask) - -Checks to see if the device can support DMA to the memory described by -mask. - -Returns: 1 if it can and 0 if it can't. - -Notes: This routine merely tests to see if the mask is possible. It -won't change the current mask settings. It is more intended as an -internal API for use by the platform than an external API for use by -driver writers. - -int dma_set_mask_and_coherent(struct device *dev, u64 mask) Checks to see if the mask is possible and updates the device |