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Commit 812b99e4 authored by Santosh Shilimkar's avatar Santosh Shilimkar
Browse files

ARM: dma: implement set_arch_dma_coherent_ops() 



Implement the set_arch_dma_coherent_ops() for ARM architecture.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Olof Johansson <olof@lixom.net>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarGrygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: default avatarSantosh Shilimkar <santosh.shilimkar@ti.com>
parent 6ce0d200

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

+7 −0
Original line number Diff line number Diff line
@@ -121,6 +121,13 @@ static inline unsigned long dma_max_pfn(struct device *dev) 
}

#define dma_max_pfn(dev) dma_max_pfn(dev)



static inline int set_arch_dma_coherent_ops(struct device *dev)

{

	set_dma_ops(dev, &arm_coherent_dma_ops);

	return 0;

}

#define set_arch_dma_coherent_ops(dev)	set_arch_dma_coherent_ops(dev)



static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)

{

	unsigned int offset = paddr & ~PAGE_MASK;