diff options
| author |   Christoph Hellwig <hch@lst.de> | 2017-12-23 13:46:06 +0100 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2018-01-15 09:35:14 +0100 |
| commit | 19dca8c0efa30e0a45e79f237060d0f307045752 (patch) | |
| tree | 7af0e38c3abd148c110d88900630f837e7e79617 /include/linux/dma-direct.h | |
| parent | dma-direct: retry allocations using GFP_DMA for small masks (diff) | |
| download | linux-dev-19dca8c0efa30e0a45e79f237060d0f307045752.tar.xz linux-dev-19dca8c0efa30e0a45e79f237060d0f307045752.zip | |
dma-direct: make dma_direct_{alloc,free} available to other implementations
So that they don't need to indirect through the operation vector.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Vladimir Murzin <vladimir.murzin@arm.com>
Diffstat (limited to 'include/linux/dma-direct.h')
| -rw-r--r-- | include/linux/dma-direct.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/dma-direct.h b/include/linux/dma-direct.h index 10e924b7cba7..4788bf0bf683 100644 --- a/include/linux/dma-direct.h +++ b/include/linux/dma-direct.h @@ -38,4 +38,9 @@ static inline void dma_mark_clean(void *addr, size_t size) } #endif /* CONFIG_ARCH_HAS_DMA_MARK_CLEAN */ +void *dma_direct_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, + gfp_t gfp, unsigned long attrs); +void dma_direct_free(struct device *dev, size_t size, void *cpu_addr, + dma_addr_t dma_addr, unsigned long attrs); + #endif /* _LINUX_DMA_DIRECT_H */ |