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-rw-r--r--arch/mips/kernel/cpu-probe.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 0fc90ba16ae..b12eeee0e97 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -137,13 +137,24 @@ static inline void check_wait(void)
case CPU_4KEC:
case CPU_4KSC:
case CPU_5KC:
- case CPU_24K:
case CPU_25KF:
+ case CPU_PR4450:
+ cpu_wait = r4k_wait;
+ break;
+
+ case CPU_24K:
case CPU_34K:
+ cpu_wait = r4k_wait;
+ if (read_c0_config7() & MIPS_CONF7_WII)
+ cpu_wait = r4k_wait_irqoff;
+ break;
+
case CPU_74K:
- case CPU_PR4450:
cpu_wait = r4k_wait;
+ if ((c->processor_id & 0xff) >= PRID_REV_ENCODE_332(2, 1, 0))
+ cpu_wait = r4k_wait_irqoff;
break;
+
case CPU_TX49XX:
cpu_wait = r4k_wait_irqoff;
break;