diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/arm/mm/cache-fa.S | 39 |
1 files changed, 24 insertions, 15 deletions
diff --git a/arch/arm/mm/cache-fa.S b/arch/arm/mm/cache-fa.S index 71c64e92dead..c3642d5daf38 100644 --- a/arch/arm/mm/cache-fa.S +++ b/arch/arm/mm/cache-fa.S @@ -12,6 +12,7 @@ */ #include <linux/linkage.h> #include <linux/init.h> +#include <linux/cfi_types.h> #include <asm/assembler.h> #include <asm/page.h> @@ -39,11 +40,11 @@ * * Unconditionally clean and invalidate the entire icache. */ -ENTRY(fa_flush_icache_all) +SYM_TYPED_FUNC_START(fa_flush_icache_all) mov r0, #0 mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache ret lr -ENDPROC(fa_flush_icache_all) +SYM_FUNC_END(fa_flush_icache_all) /* * flush_user_cache_all() @@ -51,14 +52,16 @@ ENDPROC(fa_flush_icache_all) * Clean and invalidate all cache entries in a particular address * space. */ -ENTRY(fa_flush_user_cache_all) - /* FALLTHROUGH */ +SYM_TYPED_FUNC_START(fa_flush_user_cache_all) + b fa_flush_kern_cache_all +SYM_FUNC_END(fa_flush_user_cache_all) + /* * flush_kern_cache_all() * * Clean and invalidate the entire cache. */ -ENTRY(fa_flush_kern_cache_all) +SYM_TYPED_FUNC_START(fa_flush_kern_cache_all) mov ip, #0 mov r2, #VM_EXEC __flush_whole_cache: @@ -69,6 +72,7 @@ __flush_whole_cache: mcrne p15, 0, ip, c7, c10, 4 @ drain write buffer mcrne p15, 0, ip, c7, c5, 4 @ prefetch flush ret lr +SYM_FUNC_END(fa_flush_kern_cache_all) /* * flush_user_cache_range(start, end, flags) @@ -80,7 +84,7 @@ __flush_whole_cache: * - end - end address (exclusive, page aligned) * - flags - vma_area_struct flags describing address space */ -ENTRY(fa_flush_user_cache_range) +SYM_TYPED_FUNC_START(fa_flush_user_cache_range) mov ip, #0 sub r3, r1, r0 @ calculate total size cmp r3, #CACHE_DLIMIT @ total size >= limit? @@ -97,6 +101,7 @@ ENTRY(fa_flush_user_cache_range) mcrne p15, 0, ip, c7, c10, 4 @ data write barrier mcrne p15, 0, ip, c7, c5, 4 @ prefetch flush ret lr +SYM_FUNC_END(fa_flush_user_cache_range) /* * coherent_kern_range(start, end) @@ -108,8 +113,9 @@ ENTRY(fa_flush_user_cache_range) * - start - virtual start address * - end - virtual end address */ -ENTRY(fa_coherent_kern_range) - /* fall through */ +SYM_TYPED_FUNC_START(fa_coherent_kern_range) + b fa_coherent_user_range +SYM_FUNC_END(fa_coherent_kern_range) /* * coherent_user_range(start, end) @@ -121,7 +127,7 @@ ENTRY(fa_coherent_kern_range) * - start - virtual start address * - end - virtual end address */ -ENTRY(fa_coherent_user_range) +SYM_TYPED_FUNC_START(fa_coherent_user_range) bic r0, r0, #CACHE_DLINESIZE - 1 1: mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D entry mcr p15, 0, r0, c7, c5, 1 @ invalidate I entry @@ -133,6 +139,7 @@ ENTRY(fa_coherent_user_range) mcr p15, 0, r0, c7, c10, 4 @ drain write buffer mcr p15, 0, r0, c7, c5, 4 @ prefetch flush ret lr +SYM_FUNC_END(fa_coherent_user_range) /* * flush_kern_dcache_area(void *addr, size_t size) @@ -143,7 +150,7 @@ ENTRY(fa_coherent_user_range) * - addr - kernel address * - size - size of region */ -ENTRY(fa_flush_kern_dcache_area) +SYM_TYPED_FUNC_START(fa_flush_kern_dcache_area) add r1, r0, r1 1: mcr p15, 0, r0, c7, c14, 1 @ clean & invalidate D line add r0, r0, #CACHE_DLINESIZE @@ -153,6 +160,7 @@ ENTRY(fa_flush_kern_dcache_area) mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache mcr p15, 0, r0, c7, c10, 4 @ drain write buffer ret lr +SYM_FUNC_END(fa_flush_kern_dcache_area) /* * dma_inv_range(start, end) @@ -203,7 +211,7 @@ fa_dma_clean_range: * - start - virtual start address of region * - end - virtual end address of region */ -ENTRY(fa_dma_flush_range) +SYM_TYPED_FUNC_START(fa_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 @@ -212,6 +220,7 @@ ENTRY(fa_dma_flush_range) mov r0, #0 mcr p15, 0, r0, c7, c10, 4 @ drain write buffer ret lr +SYM_FUNC_END(fa_dma_flush_range) /* * dma_map_area(start, size, dir) @@ -219,13 +228,13 @@ ENTRY(fa_dma_flush_range) * - size - size of region * - dir - DMA direction */ -ENTRY(fa_dma_map_area) +SYM_TYPED_FUNC_START(fa_dma_map_area) add r1, r1, r0 cmp r2, #DMA_TO_DEVICE beq fa_dma_clean_range bcs fa_dma_inv_range b fa_dma_flush_range -ENDPROC(fa_dma_map_area) +SYM_FUNC_END(fa_dma_map_area) /* * dma_unmap_area(start, size, dir) @@ -233,9 +242,9 @@ ENDPROC(fa_dma_map_area) * - size - size of region * - dir - DMA direction */ -ENTRY(fa_dma_unmap_area) +SYM_TYPED_FUNC_START(fa_dma_unmap_area) ret lr -ENDPROC(fa_dma_unmap_area) +SYM_FUNC_END(fa_dma_unmap_area) .globl fa_flush_kern_cache_louis .equ fa_flush_kern_cache_louis, fa_flush_kern_cache_all |