cpufreq: amd-pstate: Remove fast_switch_possible flag from active driver
authorWyes Karny <wyes.karny@amd.com>
Wed, 17 May 2023 16:28:16 +0000 (16:28 +0000)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Wed, 24 May 2023 17:39:16 +0000 (19:39 +0200)
amd_pstate active mode driver is only compatible with static governors.
Therefore it doesn't need fast_switch functionality. Remove
fast_switch_possible flag from amd_pstate active mode driver.

Fixes: ffa5096a7c33 ("cpufreq: amd-pstate: implement Pstate EPP support for the AMD processors")
Signed-off-by: Wyes Karny <wyes.karny@amd.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/cpufreq/amd-pstate.c

index 45711fc..ac54779 100644 (file)
@@ -1102,7 +1102,6 @@ static int amd_pstate_epp_cpu_init(struct cpufreq_policy *policy)
        policy->policy = CPUFREQ_POLICY_POWERSAVE;
 
        if (boot_cpu_has(X86_FEATURE_CPPC)) {
-               policy->fast_switch_possible = true;
                ret = rdmsrl_on_cpu(cpudata->cpu, MSR_AMD_CPPC_REQ, &value);
                if (ret)
                        return ret;
@@ -1125,7 +1124,6 @@ free_cpudata1:
 static int amd_pstate_epp_cpu_exit(struct cpufreq_policy *policy)
 {
        pr_debug("CPU %d exiting\n", policy->cpu);
-       policy->fast_switch_possible = false;
        return 0;
 }