Commit 4026099a authored Jun 18, 2013 by Sebastian Ott Committed by Martin Schwidefsky Jun 19, 2013

s390/dma: support debug_dma_mapping_error



Without this patch drivers will get blamed (CONFIG_DMA_API_DEBUG=y)
for not calling dma_mapping_error (even if they do).

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Acked-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent 73e5a848

arch/s390/include/asm/dma-mapping.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -50,6 +50,7 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
		{
		struct dma_map_ops *dma_ops = get_dma_ops(dev);

		debug_dma_mapping_error(dev, dma_addr);
		if (dma_ops->mapping_error)
		return dma_ops->mapping_error(dev, dma_addr);
		return (dma_addr == DMA_ERROR_CODE);