diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 71c95ad808d5..56b666eb1a71 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -466,6 +466,166 @@ static int genpd_dev_pm_qos_notifier(struct notifier_block *nb,
 	return NOTIFY_DONE;
 }
 
+/*
+ * Returns true if anyone in genpd's parent hierarchy has
+ * set_performance_state() set.
+ */
+static bool genpd_has_set_performance_state(struct generic_pm_domain *genpd)
+{
+	struct gpd_link *link;
+
+	if (genpd->set_performance_state)
+		return true;
+
+	list_for_each_entry(link, &genpd->slave_links, slave_node) {
+		if (genpd_has_set_performance_state(link->master))
+			return true;
+	}
+
+	return false;
+}
+
+/**
+ * pm_genpd_has_performance_state - Checks if power domain does performance
+ * state management.
+ *
+ * @dev: Device whose power domain is getting inquired.
+ */
+bool pm_genpd_has_performance_state(struct device *dev)
+{
+	struct generic_pm_domain *genpd = dev_to_genpd(dev);
+
+	/* The parent domain must have set get_performance_state() */
+	if (!IS_ERR(genpd) && genpd->get_performance_state)
+		return true;
+
+	return false;
+}
+EXPORT_SYMBOL_GPL(pm_genpd_has_performance_state);
+
+static int genpd_update_performance_state(struct generic_pm_domain *genpd,
+					  int depth)
+{
+	struct generic_pm_domain_data *pd_data;
+	struct generic_pm_domain *subdomain;
+	struct pm_domain_data *pdd;
+	unsigned int state = 0, prev;
+	struct gpd_link *link;
+	int ret;
+
+	/* Traverse all devices within the domain */
+	list_for_each_entry(pdd, &genpd->dev_list, list_node) {
+		pd_data = to_gpd_data(pdd);
+
+		if (pd_data->performance_state > state)
+			state = pd_data->performance_state;
+	}
+
+	/* Traverse all subdomains within the domain */
+	list_for_each_entry(link, &genpd->master_links, master_node) {
+		subdomain = link->slave;
+
+		if (subdomain->performance_state > state)
+			state = subdomain->performance_state;
+	}
+
+	if (genpd->performance_state == state)
+		return 0;
+
+	/*
+	 * Not all domains support updating performance state. Move on to their
+	 * parent domains in that case.
+	 */
+	if (genpd->set_performance_state) {
+		ret = genpd->set_performance_state(genpd, state);
+		if (!ret)
+			genpd->performance_state = state;
+
+		return ret;
+	}
+
+	prev = genpd->performance_state;
+	genpd->performance_state = state;
+
+	list_for_each_entry(link, &genpd->slave_links, slave_node) {
+		struct generic_pm_domain *master = link->master;
+
+		genpd_lock_nested(master, depth + 1);
+		ret = genpd_update_performance_state(master, depth + 1);
+		genpd_unlock(master);
+
+		if (!ret)
+			continue;
+
+		/*
+		 * Preserve earlier state for all the power domains which have
+		 * been updated.
+		 */
+		genpd->performance_state = prev;
+
+		list_for_each_entry(link, &genpd->slave_links, slave_node) {
+			struct generic_pm_domain *nmaster = link->master;
+
+			if (nmaster == master)
+				break;
+
+			genpd_lock_nested(nmaster, depth + 1);
+			genpd_update_performance_state(master, depth + 1);
+			genpd_unlock(master);
+		}
+
+		return ret;
+	}
+
+	return 0;
+}
+
+/**
+ * pm_genpd_update_performance_state - Update performance state of parent power
+ * domain for the target frequency for the device.
+ *
+ * @dev: Device for which the performance-state needs to be adjusted.
+ * @rate: Device's next frequency.
+ */
+int pm_genpd_update_performance_state(struct device *dev, unsigned long rate)
+{
+	struct generic_pm_domain *genpd = ERR_PTR(-ENODATA);
+	struct generic_pm_domain_data *gpd_data;
+	int ret, prev;
+
+	spin_lock_irq(&dev->power.lock);
+	if (dev->power.subsys_data && dev->power.subsys_data->domain_data) {
+		gpd_data = to_gpd_data(dev->power.subsys_data->domain_data);
+		genpd = dev_to_genpd(dev);
+	}
+	spin_unlock_irq(&dev->power.lock);
+
+	if (IS_ERR(genpd))
+		return -ENODEV;
+
+	if (!genpd->get_performance_state) {
+		dev_err(dev, "Performance states aren't supported by power domain\n");
+		return -EINVAL;
+	}
+
+	genpd_lock(genpd);
+	ret = genpd->get_performance_state(dev, rate);
+	if (ret < 0)
+		goto unlock;
+
+	prev = gpd_data->performance_state;
+	gpd_data->performance_state = ret;
+	ret = genpd_update_performance_state(genpd, 0);
+	if (ret)
+		gpd_data->performance_state = prev;
+
+unlock:
+	genpd_unlock(genpd);
+
+	return ret;
+}
+EXPORT_SYMBOL_GPL(pm_genpd_update_performance_state);
+
 /**
  * genpd_power_off_work_fn - Power off PM domain whose subdomain count is 0.
  * @work: Work structure used for scheduling the execution of this function.
@@ -1156,6 +1316,7 @@ static struct generic_pm_domain_data *genpd_alloc_dev_data(struct device *dev,
 	gpd_data->td.constraint_changed = true;
 	gpd_data->td.effective_constraint_ns = -1;
 	gpd_data->nb.notifier_call = genpd_dev_pm_qos_notifier;
+	gpd_data->performance_state = 0;
 
 	spin_lock_irq(&dev->power.lock);
 
@@ -1502,6 +1663,17 @@ int pm_genpd_init(struct generic_pm_domain *genpd,
 		genpd->dev_ops.start = pm_clk_resume;
 	}
 
+	/*
+	 * If this genpd supports getting performance state, then someone in its
+	 * hierarchy must support setting it too.
+	 */
+	if (genpd->get_performance_state &&
+	    !genpd_has_set_performance_state(genpd)) {
+		pr_err("%s: genpd doesn't support updating performance state\n",
+		       genpd->name);
+		return -ENODEV;
+	}
+
 	/* Always-on domains must be powered on at initialization. */
 	if (genpd_is_always_on(genpd) && !genpd_status_on(genpd))
 		return -EINVAL;
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index b7803a251044..74502664ea33 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -63,8 +63,12 @@ struct generic_pm_domain {
 	unsigned int device_count;	/* Number of devices */
 	unsigned int suspended_count;	/* System suspend device counter */
 	unsigned int prepared_count;	/* Suspend counter of prepared devices */
+	unsigned int performance_state;	/* Max requested performance state */
 	int (*power_off)(struct generic_pm_domain *domain);
 	int (*power_on)(struct generic_pm_domain *domain);
+	int (*get_performance_state)(struct device *dev, unsigned long rate);
+	int (*set_performance_state)(struct generic_pm_domain *domain,
+				     unsigned int state);
 	struct gpd_dev_ops dev_ops;
 	s64 max_off_time_ns;	/* Maximum allowed "suspended" time. */
 	bool max_off_time_changed;
@@ -118,6 +122,7 @@ struct generic_pm_domain_data {
 	struct pm_domain_data base;
 	struct gpd_timing_data td;
 	struct notifier_block nb;
+	unsigned int performance_state;
 	void *data;
 };
 
@@ -148,6 +153,9 @@ extern int pm_genpd_remove(struct generic_pm_domain *genpd);
 
 extern struct dev_power_governor simple_qos_governor;
 extern struct dev_power_governor pm_domain_always_on_gov;
+extern bool pm_genpd_has_performance_state(struct device *dev);
+extern int pm_genpd_update_performance_state(struct device *dev,
+					     unsigned long rate);
 #else
 
 static inline struct generic_pm_domain_data *dev_gpd_data(struct device *dev)
@@ -185,6 +193,17 @@ static inline int pm_genpd_remove(struct generic_pm_domain *genpd)
 	return -ENOTSUPP;
 }
 
+static inline bool pm_genpd_has_performance_state(struct device *dev)
+{
+	return false;
+}
+
+static inline int pm_genpd_update_performance_state(struct device *dev,
+						    unsigned long rate)
+{
+	return -ENOTSUPP;
+}
+
 #define simple_qos_governor		(*(struct dev_power_governor *)(NULL))
 #define pm_domain_always_on_gov		(*(struct dev_power_governor *)(NULL))
 #endif
