Loading include/linux/amba/bus.h +33 −0 Original line number Diff line number Diff line Loading @@ -92,4 +92,37 @@ void amba_release_regions(struct amba_device *); #define amba_manf(d) AMBA_MANF_BITS((d)->periphid) #define amba_part(d) AMBA_PART_BITS((d)->periphid) #define __AMBA_DEV(busid, data, mask) \ { \ .coherent_dma_mask = mask, \ .init_name = busid, \ .platform_data = data, \ } /* * APB devices do not themselves have the ability to address memory, * so DMA masks should be zero (much like USB peripheral devices.) * The DMA controller DMA masks should be used instead (much like * USB host controllers in conventional PCs.) */ #define AMBA_APB_DEVICE(name, busid, id, base, irqs, data) \ struct amba_device name##_device = { \ .dev = __AMBA_DEV(busid, data, 0), \ .res = DEFINE_RES_MEM(base, SZ_4K), \ .irq = irqs, \ .periphid = id, \ } /* * AHB devices are DMA capable, so set their DMA masks */ #define AMBA_AHB_DEVICE(name, busid, id, base, irqs, data) \ struct amba_device name##_device = { \ .dev = __AMBA_DEV(busid, data, ~0ULL), \ .res = DEFINE_RES_MEM(base, SZ_4K), \ .dma_mask = ~0ULL, \ .irq = irqs, \ .periphid = id, \ } #endif Loading
include/linux/amba/bus.h +33 −0 Original line number Diff line number Diff line Loading @@ -92,4 +92,37 @@ void amba_release_regions(struct amba_device *); #define amba_manf(d) AMBA_MANF_BITS((d)->periphid) #define amba_part(d) AMBA_PART_BITS((d)->periphid) #define __AMBA_DEV(busid, data, mask) \ { \ .coherent_dma_mask = mask, \ .init_name = busid, \ .platform_data = data, \ } /* * APB devices do not themselves have the ability to address memory, * so DMA masks should be zero (much like USB peripheral devices.) * The DMA controller DMA masks should be used instead (much like * USB host controllers in conventional PCs.) */ #define AMBA_APB_DEVICE(name, busid, id, base, irqs, data) \ struct amba_device name##_device = { \ .dev = __AMBA_DEV(busid, data, 0), \ .res = DEFINE_RES_MEM(base, SZ_4K), \ .irq = irqs, \ .periphid = id, \ } /* * AHB devices are DMA capable, so set their DMA masks */ #define AMBA_AHB_DEVICE(name, busid, id, base, irqs, data) \ struct amba_device name##_device = { \ .dev = __AMBA_DEV(busid, data, ~0ULL), \ .res = DEFINE_RES_MEM(base, SZ_4K), \ .dma_mask = ~0ULL, \ .irq = irqs, \ .periphid = id, \ } #endif