MIPS: cpu-probe: Mark XBurst CPU as having vtagged caches

XBurst CPUs present in Ingenic SoCs have virtually tagged caches,
according to the <cpu-features-override.h> header.

Add that information to cpu_probe_ingenic().

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index a18f3611fa5eaa8c37a52a4295f4922b0ba86bd1..a07e66a6e063a46c76ed79d23d6a8b57e856aa77 100644 (file)
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -2125,6 +2125,9 @@ static inline void cpu_probe_ingenic(struct cpuinfo_mips *c, unsigned int cpu)
        c->options &= ~MIPS_CPU_COUNTER;
        BUG_ON(!__builtin_constant_p(cpu_has_counter) || cpu_has_counter);
 
+       /* XBurst has virtually tagged icache */
+       c->icache.flags |= MIPS_CACHE_VTAG;
+
        switch (c->processor_id & PRID_IMP_MASK) {
 
        /* XBurst®1 with MXU1.0/MXU1.1 SIMD ISA */