cpufreq: intel_pstate: Simplify intel_pstate_adjust_pstate()
authorRafael J. Wysocki <rafael.j.wysocki@intel.com>
Wed, 9 Aug 2017 23:08:56 +0000 (01:08 +0200)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Wed, 9 Aug 2017 23:08:56 +0000 (01:08 +0200)
Since there is only one P-state selection routine in intel_pstate
now, make intel_pstate_adjust_pstate() call it directly and drop
the target_pstate argument from that function.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/cpufreq/intel_pstate.c

index 942cd68..e519940 100644 (file)
@@ -1495,13 +1495,15 @@ static void intel_pstate_update_pstate(struct cpudata *cpu, int pstate)
        wrmsrl(MSR_IA32_PERF_CTL, pstate_funcs.get_val(cpu, pstate));
 }
 
-static void intel_pstate_adjust_pstate(struct cpudata *cpu, int target_pstate)
+static void intel_pstate_adjust_pstate(struct cpudata *cpu)
 {
        int from = cpu->pstate.current_pstate;
        struct sample *sample;
+       int target_pstate;
 
        update_turbo_state();
 
+       target_pstate = get_target_pstate_use_cpu_load(cpu);
        target_pstate = intel_pstate_prepare_request(cpu, target_pstate);
        trace_cpu_frequency(target_pstate * cpu->pstate.scaling, cpu->cpu);
        intel_pstate_update_pstate(cpu, target_pstate);
@@ -1547,12 +1549,8 @@ static void intel_pstate_update_util(struct update_util_data *data, u64 time,
                return;
 
 set_pstate:
-       if (intel_pstate_sample(cpu, time)) {
-               int target_pstate;
-
-               target_pstate = get_target_pstate_use_cpu_load(cpu);
-               intel_pstate_adjust_pstate(cpu, target_pstate);
-       }
+       if (intel_pstate_sample(cpu, time))
+               intel_pstate_adjust_pstate(cpu);
 }
 
 static struct pstate_funcs core_funcs = {