diff options
Diffstat (limited to 'arch/powerpc/include/asm/cacheflush.h')
-rw-r--r-- | arch/powerpc/include/asm/cacheflush.h | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/arch/powerpc/include/asm/cacheflush.h b/arch/powerpc/include/asm/cacheflush.h index 217f183aa8c4..5c5a4538fc47 100644 --- a/arch/powerpc/include/asm/cacheflush.h +++ b/arch/powerpc/include/asm/cacheflush.h @@ -60,7 +60,6 @@ static inline void __flush_dcache_icache_phys(unsigned long physaddr) } #endif -#ifdef CONFIG_PPC32 /* * Write any modified data cache blocks out to memory and invalidate them. * Does not invalidate the corresponding instruction cache blocks. @@ -73,9 +72,17 @@ static inline void flush_dcache_range(unsigned long start, unsigned long stop) unsigned long size = stop - (unsigned long)addr + (bytes - 1); unsigned long i; + if (IS_ENABLED(CONFIG_PPC64)) { + mb(); /* sync */ + isync(); + } + for (i = 0; i < size >> shift; i++, addr += bytes) dcbf(addr); mb(); /* sync */ + + if (IS_ENABLED(CONFIG_PPC64)) + isync(); } /* @@ -115,11 +122,6 @@ static inline void invalidate_dcache_range(unsigned long start, mb(); /* sync */ } -#endif /* CONFIG_PPC32 */ -#ifdef CONFIG_PPC64 -extern void flush_dcache_range(unsigned long start, unsigned long stop); -#endif - #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ do { \ memcpy(dst, src, len); \ |