drm/lima: Migrate to dev_pm_opp_set_config()

The OPP core now provides a unified API for setting all configuration
types, i.e. dev_pm_opp_set_config().

Lets start using it.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

drivers/gpu/drm/lima/lima_devfreq.c

@@ -112,6 +112,11 @@ int lima_devfreq_init(struct lima_device *ldev)
 	unsigned long cur_freq;
 	int ret;
 	const char *regulator_names[] = { "mali", NULL };
+	const char *clk_names[] = { "core", NULL };
+	struct dev_pm_opp_config config = {
+		.regulator_names = regulator_names,
+		.clk_names = clk_names,
+	};
 
 	if (!device_property_present(dev, "operating-points-v2"))
 		/* Optional, continue without devfreq */
@@ -119,11 +124,7 @@ int lima_devfreq_init(struct lima_device *ldev)
 
 	spin_lock_init(&ldevfreq->lock);
 
-	ret = devm_pm_opp_set_clkname(dev, "core");
-	if (ret)
-		return ret;
-
-	ret = devm_pm_opp_set_regulators(dev, regulator_names);
+	ret = devm_pm_opp_set_config(dev, &config);
 	if (ret) {
 		/* Continue if the optional regulator is missing */
 		if (ret != -ENODEV)