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authorChristoph Hellwig <hch@lst.de>2019-02-13 08:01:25 +0100
committerMichael Ellerman <mpe@ellerman.id.au>2019-02-18 22:41:04 +1100
commit5a47910d76f26e5fe6e9837872efdf8282ea76fb (patch)
treee5c3df8b670c3be8554fb68f63117eff336f3a14 /arch/powerpc/include/asm/dma-mapping.h
parent6666cc17d7802b7dcbb073e7be1eee2cf6fa64d9 (diff)
powerpc/dma: remove dma_nommu_get_required_mask
This function is identical to the generic dma_direct_get_required_mask, except that the generic version also takes the bus_dma_mask account, which could lead to incorrect results in the powerpc version. Signed-off-by: Christoph Hellwig <hch@lst.de> Tested-by: Christian Zigotzky <chzigotzky@xenosoft.de> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/dma-mapping.h')
-rw-r--r--arch/powerpc/include/asm/dma-mapping.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
index f19c486e7b3f..af9a32d4fcf8 100644
--- a/arch/powerpc/include/asm/dma-mapping.h
+++ b/arch/powerpc/include/asm/dma-mapping.h
@@ -32,7 +32,6 @@ dma_addr_t dma_nommu_map_page(struct device *dev, struct page *page,
unsigned long offset, size_t size,
enum dma_data_direction dir, unsigned long attrs);
int dma_nommu_dma_supported(struct device *dev, u64 mask);
-u64 dma_nommu_get_required_mask(struct device *dev);
#ifdef CONFIG_NOT_COHERENT_CACHE
/*