From: Florian Fainelli f.fainelli@gmail.com
[ Upstream commit dbfc95f98f0158958d1f1e6bf06d74be38dbd821 ]
When the BMIPS generic cpu-feature-overrides.h file was introduced, cpu_has_inclusive_caches/MIPS_CPU_INCLUSIVE_CACHES was not set for BMIPS5000 CPUs. Correct this when we have initialized the MIPS secondary cache successfully.
Fixes: f337967d6d87 ("MIPS: BMIPS: Add cpu-feature-overrides.h") Signed-off-by: Florian Fainelli f.fainelli@gmail.com Signed-off-by: Thomas Bogendoerfer tsbogend@alpha.franken.de Signed-off-by: Sasha Levin sashal@kernel.org --- arch/mips/mm/c-r4k.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 89b9c851d8227..c4785a456dedc 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -1676,7 +1676,11 @@ static void setup_scache(void) printk("MIPS secondary cache %ldkB, %s, linesize %d bytes.\n", scache_size >> 10, way_string[c->scache.ways], c->scache.linesz); + + if (current_cpu_type() == CPU_BMIPS5000) + c->options |= MIPS_CPU_INCLUSIVE_CACHES; } + #else if (!(c->scache.flags & MIPS_CACHE_NOT_PRESENT)) panic("Dunno how to handle MIPS32 / MIPS64 second level cache");