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Commit ad154880 authored by Shuah Khan's avatar Shuah Khan Committed by Joerg Roedel
Browse files

c6x: dma_debug: add debug_dma_mapping_error support 



Add dma-debug interface debug_dma_mapping_error() to debug drivers that fail
to check dma mapping errors on addresses returned by dma_map_single() and
dma_map_page() interfaces.

Signed-off-by: default avatarShuah Khan <shuah.khan@hp.com>
Acked-by: default avatarMark Salter <msalter@redhat.com>
Signed-off-by: default avatarJoerg Roedel <joro@8bytes.org>
parent bb7c4deb

arch/c6x/include/asm/dma-mapping.h

+1 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ static inline int dma_set_mask(struct device *dev, u64 dma_mask) 
 */

static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)

{

	debug_dma_mapping_error(dev, dma_addr);

	return dma_addr == ~0;

}