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>
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index d29faad..70ad157 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -736,17 +736,14 @@
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;
}