diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 31a2ddc2e4808a1e490e4ed6b020c37e2bc1446d..d3999a5f1c710dd93ed6745f8163b6ec16a82e90 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -180,6 +180,9 @@ config ZONE_DMA config NEED_DMA_MAP_STATE def_bool y +config ARCH_HAS_DMA_SET_COHERENT_MASK + bool + config GENERIC_ISA_DMA bool @@ -547,6 +550,7 @@ config ARCH_IXP2000 config ARCH_IXP4XX bool "IXP4xx-based" depends on MMU + select ARCH_HAS_DMA_SET_COHERENT_MASK select CLKSRC_MMIO select CPU_XSCALE select GENERIC_GPIO diff --git a/arch/arm/mach-ixp4xx/include/mach/hardware.h b/arch/arm/mach-ixp4xx/include/mach/hardware.h index c30e7e923a73a2337b9a68de6eeea2cf1a39b0a0..034bb2a1b805333829aee38fe89ba7d4797826d0 100644 --- a/arch/arm/mach-ixp4xx/include/mach/hardware.h +++ b/arch/arm/mach-ixp4xx/include/mach/hardware.h @@ -23,8 +23,6 @@ #define PCIBIOS_MAX_MEM 0x4BFFFFFF #endif -#define ARCH_HAS_DMA_SET_COHERENT_MASK - /* Register locations and bits */ #include "ixp4xx-regs.h" diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index 61d3c72ded84d111e973d4a1dd4e3ab87f487b84..109ccd2a8885842dab6327e18ae4c4b49f0b35a0 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -108,6 +108,7 @@ config CSB726_CSB701 config MACH_ARMCORE bool "CompuLab CM-X255/CM-X270 modules" + select ARCH_HAS_DMA_SET_COHERENT_MASK if PCI select PXA27x select IWMMXT select PXA25x diff --git a/arch/arm/mach-pxa/include/mach/hardware.h b/arch/arm/mach-pxa/include/mach/hardware.h index 8184669dde28116aad82b8854f2346bbac6d00be..54b64eae3535b6466405c9a6b70e540738cd9834 100644 --- a/arch/arm/mach-pxa/include/mach/hardware.h +++ b/arch/arm/mach-pxa/include/mach/hardware.h @@ -337,8 +337,4 @@ extern unsigned int get_memclk_frequency_10khz(void); extern unsigned long get_clock_tick_rate(void); #endif -#if defined(CONFIG_MACH_ARMCORE) && defined(CONFIG_PCI) -#define ARCH_HAS_DMA_SET_COHERENT_MASK -#endif - #endif /* _ASM_ARCH_HARDWARE_H */ diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index e13117cbd2f7daefa62d067124cbd815b860aea9..5a736af3cc7a3623574794554ab510c29c596a30 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -77,7 +77,7 @@ static inline u64 dma_get_mask(struct device *dev) return DMA_BIT_MASK(32); } -#ifdef ARCH_HAS_DMA_SET_COHERENT_MASK +#ifdef CONFIG_ARCH_HAS_DMA_SET_COHERENT_MASK int dma_set_coherent_mask(struct device *dev, u64 mask); #else static inline int dma_set_coherent_mask(struct device *dev, u64 mask)