diff options
Diffstat (limited to 'arch/m32r/include/asm/cacheflush.h')
| -rw-r--r-- | arch/m32r/include/asm/cacheflush.h | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/arch/m32r/include/asm/cacheflush.h b/arch/m32r/include/asm/cacheflush.h deleted file mode 100644 index 5ad2a3045483..000000000000 --- a/arch/m32r/include/asm/cacheflush.h +++ /dev/null | |||
| @@ -1,73 +0,0 @@ | |||
| 1 | /* SPDX-License-Identifier: GPL-2.0 */ | ||
| 2 | #ifndef _ASM_M32R_CACHEFLUSH_H | ||
| 3 | #define _ASM_M32R_CACHEFLUSH_H | ||
| 4 | |||
| 5 | #include <linux/mm.h> | ||
| 6 | |||
| 7 | extern void _flush_cache_all(void); | ||
| 8 | extern void _flush_cache_copyback_all(void); | ||
| 9 | |||
| 10 | #if defined(CONFIG_CHIP_M32700) || defined(CONFIG_CHIP_OPSP) || defined(CONFIG_CHIP_M32104) | ||
| 11 | #define flush_cache_all() do { } while (0) | ||
| 12 | #define flush_cache_mm(mm) do { } while (0) | ||
| 13 | #define flush_cache_dup_mm(mm) do { } while (0) | ||
| 14 | #define flush_cache_range(vma, start, end) do { } while (0) | ||
| 15 | #define flush_cache_page(vma, vmaddr, pfn) do { } while (0) | ||
| 16 | #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 | ||
| 17 | #define flush_dcache_page(page) do { } while (0) | ||
| 18 | #define flush_dcache_mmap_lock(mapping) do { } while (0) | ||
| 19 | #define flush_dcache_mmap_unlock(mapping) do { } while (0) | ||
| 20 | #ifndef CONFIG_SMP | ||
| 21 | #define flush_icache_range(start, end) _flush_cache_copyback_all() | ||
| 22 | #define flush_icache_page(vma,pg) _flush_cache_copyback_all() | ||
| 23 | #define flush_icache_user_range(vma,pg,adr,len) _flush_cache_copyback_all() | ||
| 24 | #define flush_cache_sigtramp(addr) _flush_cache_copyback_all() | ||
| 25 | #else /* CONFIG_SMP */ | ||
| 26 | extern void smp_flush_cache_all(void); | ||
| 27 | #define flush_icache_range(start, end) smp_flush_cache_all() | ||
| 28 | #define flush_icache_page(vma,pg) smp_flush_cache_all() | ||
| 29 | #define flush_icache_user_range(vma,pg,adr,len) smp_flush_cache_all() | ||
| 30 | #define flush_cache_sigtramp(addr) _flush_cache_copyback_all() | ||
| 31 | #endif /* CONFIG_SMP */ | ||
| 32 | #elif defined(CONFIG_CHIP_M32102) | ||
| 33 | #define flush_cache_all() do { } while (0) | ||
| 34 | #define flush_cache_mm(mm) do { } while (0) | ||
| 35 | #define flush_cache_dup_mm(mm) do { } while (0) | ||
| 36 | #define flush_cache_range(vma, start, end) do { } while (0) | ||
| 37 | #define flush_cache_page(vma, vmaddr, pfn) do { } while (0) | ||
| 38 | #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 | ||
| 39 | #define flush_dcache_page(page) do { } while (0) | ||
| 40 | #define flush_dcache_mmap_lock(mapping) do { } while (0) | ||
| 41 | #define flush_dcache_mmap_unlock(mapping) do { } while (0) | ||
| 42 | #define flush_icache_range(start, end) _flush_cache_all() | ||
| 43 | #define flush_icache_page(vma,pg) _flush_cache_all() | ||
| 44 | #define flush_icache_user_range(vma,pg,adr,len) _flush_cache_all() | ||
| 45 | #define flush_cache_sigtramp(addr) _flush_cache_all() | ||
| 46 | #else | ||
| 47 | #define flush_cache_all() do { } while (0) | ||
| 48 | #define flush_cache_mm(mm) do { } while (0) | ||
| 49 | #define flush_cache_dup_mm(mm) do { } while (0) | ||
| 50 | #define flush_cache_range(vma, start, end) do { } while (0) | ||
| 51 | #define flush_cache_page(vma, vmaddr, pfn) do { } while (0) | ||
| 52 | #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 | ||
| 53 | #define flush_dcache_page(page) do { } while (0) | ||
| 54 | #define flush_dcache_mmap_lock(mapping) do { } while (0) | ||
| 55 | #define flush_dcache_mmap_unlock(mapping) do { } while (0) | ||
| 56 | #define flush_icache_range(start, end) do { } while (0) | ||
| 57 | #define flush_icache_page(vma,pg) do { } while (0) | ||
| 58 | #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) | ||
| 59 | #define flush_cache_sigtramp(addr) do { } while (0) | ||
| 60 | #endif /* CONFIG_CHIP_* */ | ||
| 61 | |||
| 62 | #define flush_cache_vmap(start, end) do { } while (0) | ||
| 63 | #define flush_cache_vunmap(start, end) do { } while (0) | ||
| 64 | |||
| 65 | #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ | ||
| 66 | do { \ | ||
| 67 | memcpy(dst, src, len); \ | ||
| 68 | flush_icache_user_range(vma, page, vaddr, len); \ | ||
| 69 | } while (0) | ||
| 70 | #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ | ||
| 71 | memcpy(dst, src, len) | ||
| 72 | |||
| 73 | #endif /* _ASM_M32R_CACHEFLUSH_H */ | ||