diff options
| -rw-r--r-- | arch/mips/mm/sc-mips.c | 35 |
1 files changed, 3 insertions, 32 deletions
diff --git a/arch/mips/mm/sc-mips.c b/arch/mips/mm/sc-mips.c index d3f92a9e8310..42b50964c644 100644 --- a/arch/mips/mm/sc-mips.c +++ b/arch/mips/mm/sc-mips.c @@ -24,22 +24,7 @@ */ static void mips_sc_wback_inv(unsigned long addr, unsigned long size) { - unsigned long sc_lsize = cpu_scache_line_size(); - unsigned long end, a; - - pr_debug("mips_sc_wback_inv[%08lx,%08lx]", addr, size); - - /* Catch bad driver code */ - BUG_ON(size == 0); - - a = addr & ~(sc_lsize - 1); - end = (addr + size - 1) & ~(sc_lsize - 1); - while (1) { - flush_scache_line(a); /* Hit_Writeback_Inv_SD */ - if (a == end) - break; - a += sc_lsize; - } + blast_scache_range(addr, addr + size); } /* @@ -47,22 +32,7 @@ static void mips_sc_wback_inv(unsigned long addr, unsigned long size) */ static void mips_sc_inv(unsigned long addr, unsigned long size) { - unsigned long sc_lsize = cpu_scache_line_size(); - unsigned long end, a; - - pr_debug("mips_sc_inv[%08lx,%08lx]", addr, size); - - /* Catch bad driver code */ - BUG_ON(size == 0); - - a = addr & ~(sc_lsize - 1); - end = (addr + size - 1) & ~(sc_lsize - 1); - while (1) { - invalidate_scache_line(a); /* Hit_Invalidate_SD */ - if (a == end) - break; - a += sc_lsize; - } + blast_inv_scache_range(addr, addr + size); } static void mips_sc_enable(void) @@ -123,6 +93,7 @@ static inline int __init mips_sc_probe(void) return 0; c->scache.waysize = c->scache.sets * c->scache.linesz; + c->scache.waybit = __ffs(c->scache.waysize); c->scache.flags &= ~MIPS_CACHE_NOT_PRESENT; |