[PATCH 10/34] arm64: don't override dma_max_pfn

[Christoph Hellwig <hch@xxxxxx>]

The generic version now takes dma_pfn_offset into account, so there is no
more need for an architecture override.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Robin Murphy <robin.murphy@xxxxxxx>
---
 arch/arm64/include/asm/dma-mapping.h | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h
index 0df756b24863..eada887a93bf 100644
--- a/arch/arm64/include/asm/dma-mapping.h
+++ b/arch/arm64/include/asm/dma-mapping.h
@@ -76,14 +76,5 @@ static inline void dma_mark_clean(void *addr, size_t size)
 {
 }
 
-/* Override for dma_max_pfn() */
-static inline unsigned long dma_max_pfn(struct device *dev)
-{
-	dma_addr_t dma_max = (dma_addr_t)*dev->dma_mask;
-
-	return (ulong)dma_to_phys(dev, dma_max) >> PAGE_SHIFT;
-}
-#define dma_max_pfn(dev) dma_max_pfn(dev)
-
 #endif	/* __KERNEL__ */
 #endif	/* __ASM_DMA_MAPPING_H */
-- 
2.14.2

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