sh: dma_debug: add debug_dma_mapping_error support
authorShuah Khan <shuah.khan@hp.com>
Fri, 23 Nov 2012 21:36:33 +0000 (14:36 -0700)
committerJoerg Roedel <joro@8bytes.org>
Wed, 28 Nov 2012 14:29:00 +0000 (15:29 +0100)
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: Shuah Khan <shuah.khan@hp.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
arch/sh/include/asm/dma-mapping.h

index 8bd965e..b437f2c 100644 (file)
@@ -46,6 +46,7 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
 {
        struct dma_map_ops *ops = get_dma_ops(dev);
 
+       debug_dma_mapping_error(dev, dma_addr);
        if (ops->mapping_error)
                return ops->mapping_error(dev, dma_addr);