sh: 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: Shuah Khan <shuah.khan@hp.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>

diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h
index 8bd965e..b437f2c 100644 (file)
--- a/arch/sh/include/asm/dma-mapping.h
+++ b/arch/sh/include/asm/dma-mapping.h
@@ -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);