1 files changed, 23 insertions, 7 deletions
diff --git a/drivers/hwmon/raspberrypi-hwmon.c b/drivers/hwmon/raspberrypi-hwmon.c
index 65cc52e47db0..a2938881ccd2 100644
--- a/drivers/hwmon/raspberrypi-hwmon.c
+++ b/drivers/hwmon/raspberrypi-hwmon.c
@@ -81,12 +81,6 @@ static int rpi_read(struct device *dev, enum hwmon_sensor_types type,
 	return 0;
 }
 
-static umode_t rpi_is_visible(const void *_data, enum hwmon_sensor_types type,
-			      u32 attr, int channel)
-{
-	return 0444;
-}
-
 static const struct hwmon_channel_info * const rpi_info[] = {
 	HWMON_CHANNEL_INFO(in,
 			   HWMON_I_LCRIT_ALARM),
@@ -94,7 +88,7 @@ static const struct hwmon_channel_info * const rpi_info[] = {
 };
 
 static const struct hwmon_ops rpi_hwmon_ops = {
-	.is_visible = rpi_is_visible,
+	.visible = 0444,
 	.read = rpi_read,
 };
 
@@ -134,10 +128,32 @@ static int rpi_hwmon_probe(struct platform_device *pdev)
 	return 0;
 }
 
+static int rpi_hwmon_suspend(struct device *dev)
+{
+	struct rpi_hwmon_data *data = dev_get_drvdata(dev);
+
+	cancel_delayed_work_sync(&data->get_values_poll_work);
+
+	return 0;
+}
+
+static int rpi_hwmon_resume(struct device *dev)
+{
+	struct rpi_hwmon_data *data = dev_get_drvdata(dev);
+
+	get_values_poll(&data->get_values_poll_work.work);
+
+	return 0;
+}
+
+static DEFINE_SIMPLE_DEV_PM_OPS(rpi_hwmon_pm_ops, rpi_hwmon_suspend,
+				rpi_hwmon_resume);
+
 static struct platform_driver rpi_hwmon_driver = {
 	.probe = rpi_hwmon_probe,
 	.driver = {
 		.name = "raspberrypi-hwmon",
+		.pm = pm_ptr(&rpi_hwmon_pm_ops),
 	},
 };
 module_platform_driver(rpi_hwmon_driver);