Re: [PATCH v1 07/14] hwmon:: Use non-OF thermal cooling device register function

From: Guenter Roeck

Date: Wed Apr 22 2026 - 08:00:30 EST


On 4/19/26 11:21, Daniel Lezcano wrote:
Make HWMON drivers which are not based on device tree to use the
corresponding non-OF functions.

Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxxxxxxxx>

Acked-by: Guenter Roeck <linux@xxxxxxxxxxxx>

---
drivers/hwmon/cros_ec_hwmon.c | 4 ++--
drivers/hwmon/dell-smm-hwmon.c | 4 ++--
drivers/hwmon/mlxreg-fan.c | 4 ++--
3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/hwmon/cros_ec_hwmon.c b/drivers/hwmon/cros_ec_hwmon.c
index 6cf5ab0f4b73..77dd9f28962d 100644
--- a/drivers/hwmon/cros_ec_hwmon.c
+++ b/drivers/hwmon/cros_ec_hwmon.c
@@ -532,8 +532,8 @@ static void cros_ec_hwmon_register_fan_cooling_devices(struct device *dev,
cpriv->hwmon_priv = priv;
cpriv->index = i;
- cdev = devm_thermal_of_cooling_device_register(dev, NULL, type, cpriv,
- &cros_ec_thermal_cooling_ops);
+ cdev = devm_thermal_cooling_device_register(dev, type, cpriv,
+ &cros_ec_thermal_cooling_ops);
if (IS_ERR(cdev)) {
dev_warn(dev, "failed to register fan %zu as a cooling device: %pe\n", i,
cdev);
diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index 038edffc1ac7..47b373ea6db4 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -1161,8 +1161,8 @@ static int dell_smm_init_cdev(struct device *dev, u8 fan_num)
if (cdata) {
cdata->fan_num = fan_num;
cdata->data = data;
- cdev = devm_thermal_of_cooling_device_register(dev, NULL, name, cdata,
- &dell_smm_cooling_ops);
+ cdev = devm_thermal_cooling_device_register(dev, name, cdata,
+ &dell_smm_cooling_ops);
if (IS_ERR(cdev)) {
devm_kfree(dev, cdata);
ret = PTR_ERR(cdev);
diff --git a/drivers/hwmon/mlxreg-fan.c b/drivers/hwmon/mlxreg-fan.c
index 137a90dd2075..860de6cfd8a4 100644
--- a/drivers/hwmon/mlxreg-fan.c
+++ b/drivers/hwmon/mlxreg-fan.c
@@ -583,8 +583,8 @@ static int mlxreg_fan_cooling_config(struct device *dev, struct mlxreg_fan *fan)
pwm->fan = fan;
/* Set minimal PWM speed. */
pwm->last_hwmon_state = MLXREG_FAN_PWM_DUTY2STATE(MLXREG_FAN_MIN_DUTY);
- pwm->cdev = devm_thermal_of_cooling_device_register(dev, NULL, mlxreg_fan_name[i],
- pwm, &mlxreg_fan_cooling_ops);
+ pwm->cdev = devm_thermal_cooling_device_register(dev, mlxreg_fan_name[i],
+ pwm, &mlxreg_fan_cooling_ops);
if (IS_ERR(pwm->cdev)) {
dev_err(dev, "Failed to register cooling device\n");
return PTR_ERR(pwm->cdev);