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authorChristoph Hellwig <hch@lst.de>2018-12-21 22:14:44 +0100
committerChristoph Hellwig <hch@lst.de>2019-02-13 19:12:50 +0100
commitdc2acded38957dfa6b7b7e0203b4b8cb8d818ce6 (patch)
tree9cf274e19000726408fcf2512915d9e27a600fa1 /arch/arm/include
parent347cb6af8710b72cf9685fdc09d07873cf42d51f (diff)
downloadlinux-dc2acded38957dfa6b7b7e0203b4b8cb8d818ce6.tar.bz2
dma-mapping: add a kconfig symbol for arch_teardown_dma_ops availability
Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Catalin Marinas <catalin.marinas@arm.com> # arm64
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/dma-mapping.h5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index a224b6e39e58..03ba90ffc0f8 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -96,11 +96,6 @@ static inline unsigned long dma_max_pfn(struct device *dev)
}
#define dma_max_pfn(dev) dma_max_pfn(dev)
-#ifdef CONFIG_MMU
-#define arch_teardown_dma_ops arch_teardown_dma_ops
-extern void arch_teardown_dma_ops(struct device *dev);
-#endif
-
/* do not use this function in a driver */
static inline bool is_device_dma_coherent(struct device *dev)
{