| #ifndef __ASM_ARM_TYPES_H |
| #define __ASM_ARM_TYPES_H |
| |
| #include <asm-generic/int-ll64.h> |
| |
| typedef unsigned short umode_t; |
| |
| /* |
| * These aren't exported outside the kernel to avoid name space clashes |
| */ |
| #ifdef __KERNEL__ |
| |
| #ifdef CONFIG_ARM64 |
| #define BITS_PER_LONG 64 |
| #else /* CONFIG_ARM64 */ |
| #define BITS_PER_LONG 32 |
| #endif /* CONFIG_ARM64 */ |
| |
| #ifdef CONFIG_PHYS_64BIT |
| typedef unsigned long long phys_addr_t; |
| typedef unsigned long long phys_size_t; |
| #else |
| /* DMA addresses are 32-bits wide */ |
| typedef unsigned long phys_addr_t; |
| typedef unsigned long phys_size_t; |
| #endif |
| |
| /* |
| * A dma_addr_t can hold any valid DMA address, i.e., any address returned |
| * by the DMA API. |
| * |
| * If the DMA API only uses 32-bit addresses, dma_addr_t need only be 32 |
| * bits wide. Bus addresses, e.g., PCI BARs, may be wider than 32 bits, |
| * but drivers do memory-mapped I/O to ioremapped kernel virtual addresses, |
| * so they don't care about the size of the actual bus addresses. |
| */ |
| #ifdef CONFIG_DMA_ADDR_T_64BIT |
| typedef unsigned long long dma_addr_t; |
| #else |
| typedef u32 dma_addr_t; |
| #endif |
| |
| #endif /* __KERNEL__ */ |
| |
| #endif |