Convert the arc architecture to make use of the new asm-generic/io.h to provide address mapping functions. As the generic implementations are suitable for arc this is primarily a matter of removing code.
Feedback from architecture maintainers is welcome.
Signed-off-by: Paul Burton paul.burton@imgtec.com Cc: Alexey Brodkin alexey.brodkin@synopsys.com ---
arch/arc/include/asm/io.h | 29 +---------------------------- 1 file changed, 1 insertion(+), 28 deletions(-)
diff --git a/arch/arc/include/asm/io.h b/arch/arc/include/asm/io.h index 42e7f22..a12303b 100644 --- a/arch/arc/include/asm/io.h +++ b/arch/arc/include/asm/io.h @@ -50,30 +50,6 @@ #define __iowmb() do { } while (0) #endif
-/* - * Given a physical address and a length, return a virtual address - * that can be used to access the memory range with the caching - * properties specified by "flags". - */ -#define MAP_NOCACHE (0) -#define MAP_WRCOMBINE (0) -#define MAP_WRBACK (0) -#define MAP_WRTHROUGH (0) - -static inline void * -map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) -{ - return (void *)((unsigned long)paddr); -} - -/* - * Take down a mapping set up by map_physmem(). - */ -static inline void unmap_physmem(void *vaddr, unsigned long flags) -{ - -} - static inline void sync(void) { /* Not yet implemented */ @@ -302,9 +278,6 @@ static inline int __raw_writesl(unsigned int addr, void *data, int longlen) #define setbits_8(addr, set) setbits(8, addr, set) #define clrsetbits_8(addr, clear, set) clrsetbits(8, addr, clear, set)
-static inline phys_addr_t virt_to_phys(void *vaddr) -{ - return (phys_addr_t)((unsigned long)vaddr); -} +#include <asm-generic/io.h>
#endif /* __ASM_ARC_IO_H */