[PATCH v3 6/7] ARM: dma: implement set_arch_dma_coherent_ops()
From: Rob Herring <hidden>
Date: 2014-05-02 00:58:24
Also in:
linux-devicetree, lkml
On Thu, Apr 24, 2014 at 10:30 AM, Santosh Shilimkar [off-list ref] wrote:
Implement the set_arch_dma_coherent_ops() for ARM architecture. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Russell King <redacted> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Olof Johansson <redacted> Cc: Grant Likely <redacted> Cc: Rob Herring <robh+dt@kernel.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Linus Walleij <redacted> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Signed-off-by: Santosh Shilimkar <redacted>
Reviewed-by: Rob Herring <robh@kernel.org>
quoted hunk ↗ jump to hunk
--- arch/arm/include/asm/dma-mapping.h | 7 +++++++ 1 file changed, 7 insertions(+)diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index 424fda9..1965cd8 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h@@ -118,6 +118,13 @@ 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; --1.7.9.5