diff options
Diffstat (limited to 'drivers/regulator/ltc3676.c')
| -rw-r--r-- | drivers/regulator/ltc3676.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/regulator/ltc3676.c b/drivers/regulator/ltc3676.c index e6d66e492b85..d934540eb8c4 100644 --- a/drivers/regulator/ltc3676.c +++ b/drivers/regulator/ltc3676.c @@ -1,15 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2016 Gateworks Corporation, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * */ #include <linux/i2c.h> #include <linux/init.h> @@ -285,17 +276,23 @@ static irqreturn_t ltc3676_isr(int irq, void *dev_id) if (irqstat & LTC3676_IRQSTAT_THERMAL_WARN) { dev_warn(dev, "Over-temperature Warning\n"); event = REGULATOR_EVENT_OVER_TEMP; - for (i = 0; i < LTC3676_NUM_REGULATORS; i++) + for (i = 0; i < LTC3676_NUM_REGULATORS; i++) { + regulator_lock(ltc3676->regulators[i]); regulator_notifier_call_chain(ltc3676->regulators[i], event, NULL); + regulator_unlock(ltc3676->regulators[i]); + } } if (irqstat & LTC3676_IRQSTAT_UNDERVOLT_WARN) { dev_info(dev, "Undervoltage Warning\n"); event = REGULATOR_EVENT_UNDER_VOLTAGE; - for (i = 0; i < LTC3676_NUM_REGULATORS; i++) + for (i = 0; i < LTC3676_NUM_REGULATORS; i++) { + regulator_lock(ltc3676->regulators[i]); regulator_notifier_call_chain(ltc3676->regulators[i], event, NULL); + regulator_unlock(ltc3676->regulators[i]); + } } /* Clear warning condition */ |