remove is_buffer_dma_capable()

is_buffer_dma_capable() was replaced with dma_capable().

is_buffer_dma_capable() tells if a buffer is dma-capable or
not. However, it doesn't take a pointer to struct device so it doesn't
work for POWERPC.

Signed-off-by: FUJITA Tomonori <[email protected]>
Acked-by: Becky Bruce <[email protected]>

diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 07dfd460d2862110f019465c16571eb9a73097a3..c0f6c3cd788c6caa057bfec7938cac696740b013 100644 (file)
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -98,11 +98,6 @@ static inline int is_device_dma_capable(struct device *dev)
        return dev->dma_mask != NULL && *dev->dma_mask != DMA_MASK_NONE;
 }
 
-static inline int is_buffer_dma_capable(u64 mask, dma_addr_t addr, size_t size)
-{
-       return addr + size <= mask;
-}
-
 #ifdef CONFIG_HAS_DMA
 #include <asm/dma-mapping.h>
 #else