diff options
| author | Atsushi Nemoto <anemo@mba.ocn.ne.jp> | 2006-04-08 01:33:31 +0900 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2006-04-19 04:14:30 +0200 |
| commit | 3c68da798a3facbf94d536b1ed7ff6f1e7f4ad8d (patch) | |
| tree | 14882e68603070e2697f1825a17e6adc57b03d00 /arch | |
| parent | 9200c0b2a07c430bd98c546fc44b94f50e67ac62 (diff) | |
| download | op-kernel-dev-3c68da798a3facbf94d536b1ed7ff6f1e7f4ad8d.zip op-kernel-dev-3c68da798a3facbf94d536b1ed7ff6f1e7f4ad8d.tar.gz | |
[MIPS] Use __ffs() instead of ffs() for waybit calculation.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 16 | ||||
| -rw-r--r-- | arch/mips/mm/sc-rm7k.c | 2 |
2 files changed, 9 insertions, 9 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index d88c668..4182e11 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -750,12 +750,12 @@ static void __init probe_pcache(void) icache_size = 1 << (12 + ((config & CONF_IC) >> 9)); c->icache.linesz = 16 << ((config & CONF_IB) >> 5); c->icache.ways = 2; - c->icache.waybit = ffs(icache_size/2) - 1; + c->icache.waybit = __ffs(icache_size/2); dcache_size = 1 << (12 + ((config & CONF_DC) >> 6)); c->dcache.linesz = 16 << ((config & CONF_DB) >> 4); c->dcache.ways = 2; - c->dcache.waybit= ffs(dcache_size/2) - 1; + c->dcache.waybit= __ffs(dcache_size/2); c->options |= MIPS_CPU_CACHE_CDEX_P; break; @@ -838,12 +838,12 @@ static void __init probe_pcache(void) icache_size = 1 << (10 + ((config & CONF_IC) >> 9)); c->icache.linesz = 16 << ((config & CONF_IB) >> 5); c->icache.ways = 2; - c->icache.waybit = ffs(icache_size/2) - 1; + c->icache.waybit = __ffs(icache_size/2); dcache_size = 1 << (10 + ((config & CONF_DC) >> 6)); c->dcache.linesz = 16 << ((config & CONF_DB) >> 4); c->dcache.ways = 2; - c->dcache.waybit = ffs(dcache_size/2) - 1; + c->dcache.waybit = __ffs(dcache_size/2); c->options |= MIPS_CPU_CACHE_CDEX_P; break; @@ -874,12 +874,12 @@ static void __init probe_pcache(void) icache_size = 1 << (12 + ((config & CONF_IC) >> 9)); c->icache.linesz = 16 << ((config & CONF_IB) >> 5); c->icache.ways = 4; - c->icache.waybit = ffs(icache_size / c->icache.ways) - 1; + c->icache.waybit = __ffs(icache_size / c->icache.ways); dcache_size = 1 << (12 + ((config & CONF_DC) >> 6)); c->dcache.linesz = 16 << ((config & CONF_DB) >> 4); c->dcache.ways = 4; - c->dcache.waybit = ffs(dcache_size / c->dcache.ways) - 1; + c->dcache.waybit = __ffs(dcache_size / c->dcache.ways); #if !defined(CONFIG_SMP) || !defined(RM9000_CDEX_SMP_WAR) c->options |= MIPS_CPU_CACHE_CDEX_P; @@ -907,7 +907,7 @@ static void __init probe_pcache(void) icache_size = c->icache.sets * c->icache.ways * c->icache.linesz; - c->icache.waybit = ffs(icache_size/c->icache.ways) - 1; + c->icache.waybit = __ffs(icache_size/c->icache.ways); if (config & 0x8) /* VI bit */ c->icache.flags |= MIPS_CACHE_VTAG; @@ -927,7 +927,7 @@ static void __init probe_pcache(void) dcache_size = c->dcache.sets * c->dcache.ways * c->dcache.linesz; - c->dcache.waybit = ffs(dcache_size/c->dcache.ways) - 1; + c->dcache.waybit = __ffs(dcache_size/c->dcache.ways); c->options |= MIPS_CPU_PREFETCH; break; diff --git a/arch/mips/mm/sc-rm7k.c b/arch/mips/mm/sc-rm7k.c index 3b6cc9b..31ec730 100644 --- a/arch/mips/mm/sc-rm7k.c +++ b/arch/mips/mm/sc-rm7k.c @@ -138,7 +138,7 @@ void __init rm7k_sc_init(void) c->scache.linesz = sc_lsize; c->scache.ways = 4; - c->scache.waybit= ffs(scache_size / c->scache.ways) - 1; + c->scache.waybit= __ffs(scache_size / c->scache.ways); c->scache.waysize = scache_size / c->scache.ways; c->scache.sets = scache_size / (c->scache.linesz * c->scache.ways); printk(KERN_INFO "Secondary cache size %dK, linesize %d bytes.\n", |
