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authorLinus Walleij <linus.walleij@linaro.org>2013-10-16 10:05:53 +0200
committerLinus Walleij <linus.walleij@linaro.org>2013-10-16 10:05:53 +0200
commit263c43a4479ecce52c0fdc84b4620e146263d549 (patch)
treeb29ad7d94892be7a40524400481f71a1c075a167 /drivers/cpufreq/intel_pstate.c
parent873ee9ed2c020b59e22a5082f73fc2960ec959bf (diff)
parentd0e639c9e06d44e713170031fe05fb60ebe680af (diff)
Merge tag 'v3.12-rc4' into devel
Linux 3.12-rc4
Diffstat (limited to 'drivers/cpufreq/intel_pstate.c')
-rw-r--r--drivers/cpufreq/intel_pstate.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 9733f29ed148..32b3479a2405 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -394,7 +394,10 @@ static void intel_pstate_set_pstate(struct cpudata *cpu, int pstate)
trace_cpu_frequency(pstate * 100000, cpu->cpu);
cpu->pstate.current_pstate = pstate;
- wrmsrl(MSR_IA32_PERF_CTL, pstate << 8);
+ if (limits.no_turbo)
+ wrmsrl(MSR_IA32_PERF_CTL, BIT(32) | (pstate << 8));
+ else
+ wrmsrl(MSR_IA32_PERF_CTL, pstate << 8);
}