diff options
| author |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-05-11 19:10:42 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-05-11 22:58:37 +0200 |
| commit | 8edb0a6e48d147bb2aa466c58e03c52d2b0d6ee7 (patch) | |
| tree | 3bccdcdaa490245a0ca4b3a408fb75e7358f71de /drivers/cpufreq | |
| parent | intel_pstate: Clarify average performance computation (diff) | |
| download | linux-dev-8edb0a6e48d147bb2aa466c58e03c52d2b0d6ee7.tar.xz linux-dev-8edb0a6e48d147bb2aa466c58e03c52d2b0d6ee7.zip | |
intel_pstate: Use sample.core_avg_perf in get_avg_pstate()
Notice that get_avg_pstate() can use sample.core_avg_perf instead of
carrying the same division again, so make it do that.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq')
| -rw-r--r-- | drivers/cpufreq/intel_pstate.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 19712e27ad50..ff5c591578ee 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -1218,8 +1218,8 @@ static inline int32_t get_avg_frequency(struct cpudata *cpu) static inline int32_t get_avg_pstate(struct cpudata *cpu) { - return div64_u64(cpu->pstate.max_pstate_physical * cpu->sample.aperf, - cpu->sample.mperf); + return mul_ext_fp(cpu->pstate.max_pstate_physical, + cpu->sample.core_avg_perf); } static inline int32_t get_target_pstate_use_cpu_load(struct cpudata *cpu) |