1 files changed, 29 insertions, 2 deletions

diff --git a/drivers/cpufreq/cppc_cpufreq.c b/drivers/cpufreq/cppc_cpufreq.c
index a61a24e0dcae..ebb5746df220 100644
--- a/drivers/cpufreq/cppc_cpufreq.c
+++ b/drivers/cpufreq/cppc_cpufreq.c
@@ -855,6 +855,7 @@ static ssize_t show_auto_select(struct cpufreq_policy *policy, char *buf)
 static ssize_t store_auto_select(struct cpufreq_policy *policy,
 				 const char *buf, size_t count)
 {
+	struct cppc_cpudata *cpu_data = policy->driver_data;
 	bool val;
 	int ret;
 
@@ -866,6 +867,8 @@ static ssize_t store_auto_select(struct cpufreq_policy *policy,
 	if (ret)
 		return ret;
 
+	cpu_data->perf_ctrls.auto_sel = val;
+
 	return count;
 }
 
@@ -916,8 +919,32 @@ static ssize_t store_##_name(struct cpufreq_policy *policy,		\
 CPPC_CPUFREQ_ATTR_RW_U64(auto_act_window, cppc_get_auto_act_window,
 			 cppc_set_auto_act_window)
 
-CPPC_CPUFREQ_ATTR_RW_U64(energy_performance_preference_val,
-			 cppc_get_epp_perf, cppc_set_epp)
+static ssize_t
+show_energy_performance_preference_val(struct cpufreq_policy *policy, char *buf)
+{
+	return cppc_cpufreq_sysfs_show_u64(policy->cpu, cppc_get_epp_perf, buf);
+}
+
+static ssize_t
+store_energy_performance_preference_val(struct cpufreq_policy *policy,
+					const char *buf, size_t count)
+{
+	struct cppc_cpudata *cpu_data = policy->driver_data;
+	u64 val;
+	int ret;
+
+	ret = kstrtou64(buf, 0, &val);
+	if (ret)
+		return ret;
+
+	ret = cppc_set_epp(policy->cpu, val);
+	if (ret)
+		return ret;
+
+	cpu_data->perf_ctrls.energy_perf = val;
+
+	return count;
+}
 
 cpufreq_freq_attr_ro(freqdomain_cpus);
 cpufreq_freq_attr_rw(auto_select);