platform/x86: int3472: Switch to devm_get_gpiod()

Switch to devm_get_gpiod() for discrete GPIOs for clks / regulators / LEDs
and let devm do the cleanup for us.

Reviewed-by: Andy Shevchenko <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
Reviewed-by: Bartosz Golaszewski <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Reviewed-by: Ilpo Järvinen <[email protected]>
Signed-off-by: Ilpo Järvinen <[email protected]>

Author: jwrdegoede

drivers/platform/x86/intel/int3472/clk_and_regulator.c

@@ -177,10 +177,8 @@ int skl_int3472_register_gpio_clock(struct int3472_discrete_device *int3472,
 
 	init.name = kasprintf(GFP_KERNEL, "%s-clk",
 			      acpi_dev_name(int3472->adev));
-	if (!init.name) {
-		ret = -ENOMEM;
-		goto out_put_gpio;
-	}
+	if (!init.name)
+		return -ENOMEM;
 
 	int3472->clock.frequency = skl_int3472_get_clk_frequency(int3472);
 
@@ -206,8 +204,6 @@ int skl_int3472_register_gpio_clock(struct int3472_discrete_device *int3472,
 	clk_unregister(int3472->clock.clk);
 out_free_init_name:
 	kfree(init.name);
-out_put_gpio:
-	gpiod_put(int3472->clock.ena_gpio);
 
 	return ret;
 }
@@ -219,7 +215,6 @@ void skl_int3472_unregister_clock(struct int3472_discrete_device *int3472)
 
 	clkdev_drop(int3472->clock.cl);
 	clk_unregister(int3472->clock.clk);
-	gpiod_put(int3472->clock.ena_gpio);
 }
 
 /*
@@ -266,7 +261,7 @@ int skl_int3472_register_regulator(struct int3472_discrete_device *int3472,
 	struct regulator_config cfg = { };
 	const char *second_sensor = NULL;
 	const struct dmi_system_id *id;
-	int i, j, ret;
+	int i, j;
 
 	id = dmi_first_match(skl_int3472_regulator_second_sensor);
 	if (id)
@@ -309,21 +304,11 @@ int skl_int3472_register_regulator(struct int3472_discrete_device *int3472,
 	int3472->regulator.rdev = regulator_register(int3472->dev,
 						     &int3472->regulator.rdesc,
 						     &cfg);
-	if (IS_ERR(int3472->regulator.rdev)) {
-		ret = PTR_ERR(int3472->regulator.rdev);
-		goto err_free_gpio;
-	}
 
-	return 0;
-
-err_free_gpio:
-	gpiod_put(int3472->regulator.gpio);
-
-	return ret;
+	return PTR_ERR_OR_ZERO(int3472->regulator.rdev);
 }
 
 void skl_int3472_unregister_regulator(struct int3472_discrete_device *int3472)
 {
 	regulator_unregister(int3472->regulator.rdev);
-	gpiod_put(int3472->regulator.gpio);
 }

drivers/platform/x86/intel/int3472/discrete.c

@@ -119,7 +119,7 @@ skl_int3472_gpiod_get_from_temp_lookup(struct int3472_discrete_device *int3472,
 		return ERR_PTR(ret);
 
 	gpiod_add_lookup_table(lookup);
-	desc = gpiod_get(int3472->dev, func, GPIOD_OUT_LOW);
+	desc = devm_gpiod_get(int3472->dev, func, GPIOD_OUT_LOW);
 	gpiod_remove_lookup_table(lookup);
 
 	return desc;

drivers/platform/x86/intel/int3472/led.c

@@ -39,18 +39,14 @@ int skl_int3472_register_pled(struct int3472_discrete_device *int3472, struct gp
 
 	ret = led_classdev_register(int3472->dev, &int3472->pled.classdev);
 	if (ret)
-		goto err_free_gpio;
+		return ret;
 
 	int3472->pled.lookup.provider = int3472->pled.name;
 	int3472->pled.lookup.dev_id = int3472->sensor_name;
 	int3472->pled.lookup.con_id = "privacy-led";
 	led_add_lookup(&int3472->pled.lookup);
 
 	return 0;
-
-err_free_gpio:
-	gpiod_put(int3472->pled.gpio);
-	return ret;
 }
 
 void skl_int3472_unregister_pled(struct int3472_discrete_device *int3472)
@@ -60,5 +56,4 @@ void skl_int3472_unregister_pled(struct int3472_discrete_device *int3472)
 
 	led_remove_lookup(&int3472->pled.lookup);
 	led_classdev_unregister(&int3472->pled.classdev);
-	gpiod_put(int3472->pled.gpio);
 }