Commit e728fa18 authored Nov 23, 2012 by Shuah Khan Committed by Joerg Roedel Nov 28, 2012

microblaze: dma-mapping: support debug_dma_mapping_error



Add support for debug_dma_mapping_error() call to avoid warning from
debug_dma_unmap() interface when it checks for mapping error checked
status. Without this patch, device driver failed to check map error
warning is generated.

Signed-off-by: Shuah Khan <shuah.khan@hp.com>
Acked-by: Michal Simek <monstr@monstr.eu>
Signed-off-by: Joerg Roedel <joro@8bytes.org>

parent 27fa0ab6

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

+2 −0

Original line number	Diff line number	Diff line
		@@ -114,6 +114,8 @@ static inline void __dma_sync(unsigned long paddr,
		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);