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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-02-13 02:12:41 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-02-13 02:12:41 +0100
commit465e5fc41dbeeb5331bbff6e9e734f0542dfc739 (patch)
treeaeb7cc9a2ebc9858d0214ce555f8ffe12ea90adf /drivers
parentd990ce0d5be15664546c12ef0bc63fab33f31aa3 (diff)
parent171d0ba869675dac9acbbb9f1966c54359e5aac8 (diff)
Merge branch 'pm-cpufreq'
* pm-cpufreq: MAINTAINERS / cpufreq: update Sudeep's email address intel_pstate: Remove energy reporting from pstate_sample tracepoint
Diffstat (limited to 'drivers')
-rw-r--r--drivers/cpufreq/intel_pstate.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 79606f473f48..c788abf1c457 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -51,8 +51,6 @@ static inline int32_t div_fp(int32_t x, int32_t y)
return div_s64((int64_t)x << FRAC_BITS, (int64_t)y);
}
-static u64 energy_divisor;
-
struct sample {
int32_t core_pct_busy;
u64 aperf;
@@ -630,12 +628,10 @@ static void intel_pstate_timer_func(unsigned long __data)
{
struct cpudata *cpu = (struct cpudata *) __data;
struct sample *sample;
- u64 energy;
intel_pstate_sample(cpu);
sample = &cpu->samples[cpu->sample_ptr];
- rdmsrl(MSR_PKG_ENERGY_STATUS, energy);
intel_pstate_adjust_busy_pstate(cpu);
@@ -644,7 +640,6 @@ static void intel_pstate_timer_func(unsigned long __data)
cpu->pstate.current_pstate,
sample->mperf,
sample->aperf,
- div64_u64(energy, energy_divisor),
sample->freq);
intel_pstate_set_sample_time(cpu);
@@ -926,7 +921,6 @@ static int __init intel_pstate_init(void)
int cpu, rc = 0;
const struct x86_cpu_id *id;
struct cpu_defaults *cpu_info;
- u64 units;
if (no_load)
return -ENODEV;
@@ -960,9 +954,6 @@ static int __init intel_pstate_init(void)
if (rc)
goto out;
- rdmsrl(MSR_RAPL_POWER_UNIT, units);
- energy_divisor = 1 << ((units >> 8) & 0x1f); /* bits{12:8} */
-
intel_pstate_debug_expose_params();
intel_pstate_sysfs_expose_params();