diff options
Diffstat (limited to 'drivers/hwmon')
| -rw-r--r-- | drivers/hwmon/pmbus/pmbus_core.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 7f88b5d08046..a0109296a994 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -3277,7 +3277,17 @@ static int pmbus_regulator_notify(struct pmbus_data *data, int page, int event) static int pmbus_write_smbalert_mask(struct i2c_client *client, u8 page, u8 reg, u8 val) { - return _pmbus_write_word_data(client, page, PMBUS_SMBALERT_MASK, reg | (val << 8)); + int ret; + + ret = _pmbus_write_word_data(client, page, PMBUS_SMBALERT_MASK, reg | (val << 8)); + + /* + * Clear fault systematically in case writing PMBUS_SMBALERT_MASK + * is not supported by the chip. + */ + pmbus_clear_fault_page(client, page); + + return ret; } static irqreturn_t pmbus_fault_handler(int irq, void *pdata) |