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-rw-r--r--arch/mips/kernel/cpu-probe.c13
-rw-r--r--arch/mips/kernel/perf_event_mipsxx.c2
-rw-r--r--arch/mips/kernel/time.c1
-rw-r--r--arch/mips/kernel/traps.c4
4 files changed, 15 insertions, 5 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 12422fd4af23..3382892544f0 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -289,6 +289,8 @@ static void cpu_set_fpu_opts(struct cpuinfo_mips *c)
MIPS_CPU_ISA_M32R6 | MIPS_CPU_ISA_M64R6)) {
if (c->fpu_id & MIPS_FPIR_3D)
c->ases |= MIPS_ASE_MIPS3D;
+ if (c->fpu_id & MIPS_FPIR_UFRP)
+ c->options |= MIPS_CPU_UFR;
if (c->fpu_id & MIPS_FPIR_FREP)
c->options |= MIPS_CPU_FRE;
}
@@ -1003,7 +1005,8 @@ static inline unsigned int decode_guest_config3(struct cpuinfo_mips *c)
unsigned int config3, config3_dyn;
probe_gc0_config_dyn(config3, config3, config3_dyn,
- MIPS_CONF_M | MIPS_CONF3_MSA | MIPS_CONF3_CTXTC);
+ MIPS_CONF_M | MIPS_CONF3_MSA | MIPS_CONF3_ULRI |
+ MIPS_CONF3_CTXTC);
if (config3 & MIPS_CONF3_CTXTC)
c->guest.options |= MIPS_CPU_CTXTC;
@@ -1013,6 +1016,9 @@ static inline unsigned int decode_guest_config3(struct cpuinfo_mips *c)
if (config3 & MIPS_CONF3_PW)
c->guest.options |= MIPS_CPU_HTW;
+ if (config3 & MIPS_CONF3_ULRI)
+ c->guest.options |= MIPS_CPU_ULRI;
+
if (config3 & MIPS_CONF3_SC)
c->guest.options |= MIPS_CPU_SEGMENTS;
@@ -1051,7 +1057,7 @@ static inline unsigned int decode_guest_config5(struct cpuinfo_mips *c)
unsigned int config5, config5_dyn;
probe_gc0_config_dyn(config5, config5, config5_dyn,
- MIPS_CONF_M | MIPS_CONF5_MRP);
+ MIPS_CONF_M | MIPS_CONF5_MVH | MIPS_CONF5_MRP);
if (config5 & MIPS_CONF5_MRP)
c->guest.options |= MIPS_CPU_MAAR;
@@ -1061,6 +1067,9 @@ static inline unsigned int decode_guest_config5(struct cpuinfo_mips *c)
if (config5 & MIPS_CONF5_LLB)
c->guest.options |= MIPS_CPU_RW_LLB;
+ if (config5 & MIPS_CONF5_MVH)
+ c->guest.options |= MIPS_CPU_MVH;
+
if (config5 & MIPS_CONF_M)
c->guest.conf |= BIT(6);
return config5 & MIPS_CONF_M;
diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c
index 9452b02ce079..313a88b2973f 100644
--- a/arch/mips/kernel/perf_event_mipsxx.c
+++ b/arch/mips/kernel/perf_event_mipsxx.c
@@ -618,7 +618,7 @@ static int mipspmu_event_init(struct perf_event *event)
return -ENOENT;
}
- if (event->cpu >= nr_cpumask_bits ||
+ if ((unsigned int)event->cpu >= nr_cpumask_bits ||
(event->cpu >= 0 && !cpu_online(event->cpu)))
return -ENODEV;
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index a7f81261c781..c036157fb891 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -70,6 +70,7 @@ EXPORT_SYMBOL(perf_irq);
*/
unsigned int mips_hpt_frequency;
+EXPORT_SYMBOL_GPL(mips_hpt_frequency);
/*
* This function exists in order to cause an error due to a duplicate
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index b49e7bf9f950..9681b5877140 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -2256,8 +2256,8 @@ void set_handler(unsigned long offset, void *addr, unsigned long size)
local_flush_icache_range(ebase + offset, ebase + offset + size);
}
-static char panic_null_cerr[] =
- "Trying to set NULL cache error exception handler";
+static const char panic_null_cerr[] =
+ "Trying to set NULL cache error exception handler\n";
/*
* Install uncached CPU exception handler.
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