| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef __VIRT_CONVERT__ | |
| #define __VIRT_CONVERT__ | |
| /* | |
| * Macros used for converting between virtual and physical mappings. | |
| */ | |
| #ifdef __KERNEL__ | |
| #include <linux/compiler.h> | |
| #include <linux/mmzone.h> | |
| #include <asm/setup.h> | |
| #include <asm/page.h> | |
| /* | |
| * Change virtual addresses to physical addresses and vv. | |
| */ | |
| #define virt_to_phys virt_to_phys | |
| static inline unsigned long virt_to_phys(void *address) | |
| { | |
| return __pa(address); | |
| } | |
| #define phys_to_virt phys_to_virt | |
| static inline void *phys_to_virt(unsigned long address) | |
| { | |
| return __va(address); | |
| } | |
| /* | |
| * IO bus memory addresses are 1:1 with the physical address, | |
| * deprecated globally but still used on two machines. | |
| */ | |
| #if defined(CONFIG_AMIGA) || defined(CONFIG_VME) | |
| #define virt_to_bus virt_to_phys | |
| #endif | |
| #endif | |
| #endif |