diff options
Diffstat (limited to 'arch/arm/mm/proc-arm920.S')
| -rw-r--r-- | arch/arm/mm/proc-arm920.S | 40 |
1 files changed, 24 insertions, 16 deletions
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S index a234cd8ba5e6..fbf8937eae85 100644 --- a/arch/arm/mm/proc-arm920.S +++ b/arch/arm/mm/proc-arm920.S @@ -13,6 +13,7 @@ */ #include <linux/linkage.h> #include <linux/init.h> +#include <linux/cfi_types.h> #include <linux/pgtable.h> #include <asm/assembler.h> #include <asm/hwcap.h> @@ -103,11 +104,11 @@ ENTRY(cpu_arm920_do_idle) * * Unconditionally clean and invalidate the entire icache. */ -ENTRY(arm920_flush_icache_all) +SYM_TYPED_FUNC_START(arm920_flush_icache_all) mov r0, #0 mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache ret lr -ENDPROC(arm920_flush_icache_all) +SYM_FUNC_END(arm920_flush_icache_all) /* * flush_user_cache_all() @@ -115,15 +116,16 @@ ENDPROC(arm920_flush_icache_all) * Invalidate all cache entries in a particular address * space. */ -ENTRY(arm920_flush_user_cache_all) - /* FALLTHROUGH */ +SYM_TYPED_FUNC_START(arm920_flush_user_cache_all) + b arm920_flush_kern_cache_all +SYM_FUNC_END(arm920_flush_user_cache_all) /* * flush_kern_cache_all() * * Clean and invalidate the entire cache. */ -ENTRY(arm920_flush_kern_cache_all) +SYM_TYPED_FUNC_START(arm920_flush_kern_cache_all) mov r2, #VM_EXEC mov ip, #0 __flush_whole_cache: @@ -138,6 +140,7 @@ __flush_whole_cache: mcrne p15, 0, ip, c7, c5, 0 @ invalidate I cache mcrne p15, 0, ip, c7, c10, 4 @ drain WB ret lr +SYM_FUNC_END(arm920_flush_kern_cache_all) /* * flush_user_cache_range(start, end, flags) @@ -149,7 +152,7 @@ __flush_whole_cache: * - end - end address (exclusive) * - flags - vm_flags for address space */ -ENTRY(arm920_flush_user_cache_range) +SYM_TYPED_FUNC_START(arm920_flush_user_cache_range) mov ip, #0 sub r3, r1, r0 @ calculate total size cmp r3, #CACHE_DLIMIT @@ -164,6 +167,7 @@ ENTRY(arm920_flush_user_cache_range) tst r2, #VM_EXEC mcrne p15, 0, ip, c7, c10, 4 @ drain WB ret lr +SYM_FUNC_END(arm920_flush_user_cache_range) /* * coherent_kern_range(start, end) @@ -175,8 +179,9 @@ ENTRY(arm920_flush_user_cache_range) * - start - virtual start address * - end - virtual end address */ -ENTRY(arm920_coherent_kern_range) - /* FALLTHROUGH */ +SYM_TYPED_FUNC_START(arm920_coherent_kern_range) + b arm920_coherent_user_range +SYM_FUNC_END(arm920_coherent_kern_range) /* * coherent_user_range(start, end) @@ -188,7 +193,7 @@ ENTRY(arm920_coherent_kern_range) * - start - virtual start address * - end - virtual end address */ -ENTRY(arm920_coherent_user_range) +SYM_TYPED_FUNC_START(arm920_coherent_user_range) bic r0, r0, #CACHE_DLINESIZE - 1 1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry mcr p15, 0, r0, c7, c5, 1 @ invalidate I entry @@ -198,6 +203,7 @@ ENTRY(arm920_coherent_user_range) mcr p15, 0, r0, c7, c10, 4 @ drain WB mov r0, #0 ret lr +SYM_FUNC_END(arm920_coherent_user_range) /* * flush_kern_dcache_area(void *addr, size_t size) @@ -208,7 +214,7 @@ ENTRY(arm920_coherent_user_range) * - addr - kernel address * - size - region size */ -ENTRY(arm920_flush_kern_dcache_area) +SYM_TYPED_FUNC_START(arm920_flush_kern_dcache_area) add r1, r0, r1 1: mcr p15, 0, r0, c7, c14, 1 @ clean+invalidate D entry add r0, r0, #CACHE_DLINESIZE @@ -218,6 +224,7 @@ ENTRY(arm920_flush_kern_dcache_area) mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache mcr p15, 0, r0, c7, c10, 4 @ drain WB ret lr +SYM_FUNC_END(arm920_flush_kern_dcache_area) /* * dma_inv_range(start, end) @@ -272,7 +279,7 @@ arm920_dma_clean_range: * - start - virtual start address * - end - virtual end address */ -ENTRY(arm920_dma_flush_range) +SYM_TYPED_FUNC_START(arm920_dma_flush_range) bic r0, r0, #CACHE_DLINESIZE - 1 1: mcr p15, 0, r0, c7, c14, 1 @ clean+invalidate D entry add r0, r0, #CACHE_DLINESIZE @@ -280,6 +287,7 @@ ENTRY(arm920_dma_flush_range) blo 1b mcr p15, 0, r0, c7, c10, 4 @ drain WB ret lr +SYM_FUNC_END(arm920_dma_flush_range) /* * dma_map_area(start, size, dir) @@ -287,13 +295,13 @@ ENTRY(arm920_dma_flush_range) * - size - size of region * - dir - DMA direction */ -ENTRY(arm920_dma_map_area) +SYM_TYPED_FUNC_START(arm920_dma_map_area) add r1, r1, r0 cmp r2, #DMA_TO_DEVICE beq arm920_dma_clean_range bcs arm920_dma_inv_range b arm920_dma_flush_range -ENDPROC(arm920_dma_map_area) +SYM_FUNC_END(arm920_dma_map_area) /* * dma_unmap_area(start, size, dir) @@ -301,16 +309,16 @@ ENDPROC(arm920_dma_map_area) * - size - size of region * - dir - DMA direction */ -ENTRY(arm920_dma_unmap_area) +SYM_TYPED_FUNC_START(arm920_dma_unmap_area) ret lr -ENDPROC(arm920_dma_unmap_area) +SYM_FUNC_END(arm920_dma_unmap_area) .globl arm920_flush_kern_cache_louis .equ arm920_flush_kern_cache_louis, arm920_flush_kern_cache_all @ define struct cpu_cache_fns (see <asm/cacheflush.h> and proc-macros.S) define_cache_functions arm920 -#endif +#endif /* !CONFIG_CPU_DCACHE_WRITETHROUGH */ ENTRY(cpu_arm920_dcache_clean_area) |