diff options
Diffstat (limited to 'drivers/hwmon/w83627ehf.c')
| -rw-r--r-- | drivers/hwmon/w83627ehf.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c index e615b8378fc3..0c2d929cf573 100644 --- a/drivers/hwmon/w83627ehf.c +++ b/drivers/hwmon/w83627ehf.c @@ -421,7 +421,7 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev) mutex_lock(&data->update_lock); - if (time_after(jiffies, data->last_updated + HZ) + if (time_after(jiffies, data->last_updated + HZ + HZ/2) || !data->valid) { /* Fan clock dividers */ i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1); @@ -727,6 +727,8 @@ store_fan_min(struct device *dev, struct device_attribute *attr, div_from_reg(new_div)); data->fan_div[nr] = new_div; w83627ehf_write_fan_div(data, nr); + /* Give the chip time to sample a new speed value */ + data->last_updated = jiffies; } w83627ehf_write_value(data, W83627EHF_REG_FAN_MIN[nr], data->fan_min[nr]); |