diff options
| -rw-r--r-- | drivers/hwmon/hwmon.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c index fd47ab4e6892..8d3b1dae31df 100644 --- a/drivers/hwmon/hwmon.c +++ b/drivers/hwmon/hwmon.c @@ -153,8 +153,44 @@ static int hwmon_thermal_get_temp(void *data, int *temp) return 0; } +static int hwmon_thermal_set_trips(void *data, int low, int high) +{ + struct hwmon_thermal_data *tdata = data; + struct hwmon_device *hwdev = to_hwmon_device(tdata->dev); + const struct hwmon_chip_info *chip = hwdev->chip; + const struct hwmon_channel_info **info = chip->info; + unsigned int i; + int err; + + if (!chip->ops->write) + return 0; + + for (i = 0; info[i] && info[i]->type != hwmon_temp; i++) + continue; + + if (!info[i]) + return 0; + + if (info[i]->config[tdata->index] & HWMON_T_MIN) { + err = chip->ops->write(tdata->dev, hwmon_temp, + hwmon_temp_min, tdata->index, low); + if (err && err != -EOPNOTSUPP) + return err; + } + + if (info[i]->config[tdata->index] & HWMON_T_MAX) { + err = chip->ops->write(tdata->dev, hwmon_temp, + hwmon_temp_max, tdata->index, high); + if (err && err != -EOPNOTSUPP) + return err; + } + + return 0; +} + static const struct thermal_zone_of_device_ops hwmon_thermal_ops = { .get_temp = hwmon_thermal_get_temp, + .set_trips = hwmon_thermal_set_trips, }; static void hwmon_thermal_remove_sensor(void *data) |