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authorChristoph Hellwig <hch@lst.de>2018-12-25 13:29:54 +0100
committerChristoph Hellwig <hch@lst.de>2019-02-20 07:27:00 -0700
commit82c5de0ab8dbd6035223ad69e76bd8a88a0a9399 (patch)
tree8401f73e927f3f7f9e93450f88c895243b41d911 /include/linux/dma-mapping.h
parent91a6fda95cb67c94b887355690d1923a7eb6f630 (diff)
dma-mapping: remove the DMA_MEMORY_EXCLUSIVE flag
All users of dma_declare_coherent want their allocations to be exclusive, so default to exclusive allocations. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/dma-mapping.h')
-rw-r--r--include/linux/dma-mapping.h7
1 files changed, 2 insertions, 5 deletions
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index d29faadf6ef2..70ad15758a70 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -736,17 +736,14 @@ static inline int dma_get_cache_alignment(void)
return 1;
}
-/* flags for the coherent memory api */
-#define DMA_MEMORY_EXCLUSIVE 0x01
-
#ifdef CONFIG_DMA_DECLARE_COHERENT
int dma_declare_coherent_memory(struct device *dev, phys_addr_t phys_addr,
- dma_addr_t device_addr, size_t size, int flags);
+ dma_addr_t device_addr, size_t size);
void dma_release_declared_memory(struct device *dev);
#else
static inline int
dma_declare_coherent_memory(struct device *dev, phys_addr_t phys_addr,
- dma_addr_t device_addr, size_t size, int flags)
+ dma_addr_t device_addr, size_t size)
{
return -ENOSYS;
}