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| author |   Santosh Shilimkar <santosh.shilimkar@ti.com> | 2014-04-24 11:30:06 -0400 |
|---|---|---|
| committer | Santosh Shilimkar <santosh.shilimkar@ti.com> | 2014-05-07 09:21:44 -0400 |
| commit | 812b99e4b024d6f83e9281ec1a0bd4bf63dad90f (patch) | |
| tree | 096f231a8f3a93910ec692c38b043edbd26aca72 /arch/arm/include/asm/dma-mapping.h | |
| parent | ARM: dma: Use dma_pfn_offset for dma address translation (diff) | |
| download | linux-dev-812b99e4b024d6f83e9281ec1a0bd4bf63dad90f.tar.xz linux-dev-812b99e4b024d6f83e9281ec1a0bd4bf63dad90f.zip | |
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: Rob Herring <robh@kernel.org>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Diffstat (limited to 'arch/arm/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/arm/include/asm/dma-mapping.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index b0c79fdd9375..c45b61a4b4a5 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -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; |