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-rw-r--r--drivers/cpufreq/amd-pstate.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
index 4cf2ac5694cb..b63863f77c67 100644
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -536,11 +536,16 @@ static int amd_pstate_verify(struct cpufreq_policy_data *policy)
static int amd_pstate_update_min_max_limit(struct cpufreq_policy *policy)
{
- u32 max_limit_perf, min_limit_perf, lowest_perf;
+ u32 max_limit_perf, min_limit_perf, lowest_perf, max_perf;
struct amd_cpudata *cpudata = policy->driver_data;
- max_limit_perf = div_u64(policy->max * cpudata->highest_perf, cpudata->max_freq);
- min_limit_perf = div_u64(policy->min * cpudata->highest_perf, cpudata->max_freq);
+ if (cpudata->boost_supported && !policy->boost_enabled)
+ max_perf = READ_ONCE(cpudata->nominal_perf);
+ else
+ max_perf = READ_ONCE(cpudata->highest_perf);
+
+ max_limit_perf = div_u64(policy->max * max_perf, policy->cpuinfo.max_freq);
+ min_limit_perf = div_u64(policy->min * max_perf, policy->cpuinfo.max_freq);
lowest_perf = READ_ONCE(cpudata->lowest_perf);
if (min_limit_perf < lowest_perf)
@@ -1506,10 +1511,13 @@ static int amd_pstate_epp_update_limit(struct cpufreq_policy *policy)
u64 value;
s16 epp;
- max_perf = READ_ONCE(cpudata->highest_perf);
+ if (cpudata->boost_supported && !policy->boost_enabled)
+ max_perf = READ_ONCE(cpudata->nominal_perf);
+ else
+ max_perf = READ_ONCE(cpudata->highest_perf);
min_perf = READ_ONCE(cpudata->lowest_perf);
- max_limit_perf = div_u64(policy->max * cpudata->highest_perf, cpudata->max_freq);
- min_limit_perf = div_u64(policy->min * cpudata->highest_perf, cpudata->max_freq);
+ max_limit_perf = div_u64(policy->max * max_perf, policy->cpuinfo.max_freq);
+ min_limit_perf = div_u64(policy->min * max_perf, policy->cpuinfo.max_freq);
if (min_limit_perf < min_perf)
min_limit_perf = min_perf;