diff options
Diffstat (limited to 'drivers/gpio/gpio-max732x.c')
| -rw-r--r-- | drivers/gpio/gpio-max732x.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpio/gpio-max732x.c b/drivers/gpio/gpio-max732x.c index f8f3e8081a89..5fbab135f4a7 100644 --- a/drivers/gpio/gpio-max732x.c +++ b/drivers/gpio/gpio-max732x.c @@ -377,8 +377,18 @@ static void max732x_irq_bus_lock(struct irq_data *d) static void max732x_irq_bus_sync_unlock(struct irq_data *d) { struct max732x_chip *chip = irq_data_get_irq_chip_data(d); + uint16_t new_irqs; + uint16_t level; max732x_irq_update_mask(chip); + + new_irqs = chip->irq_trig_fall | chip->irq_trig_raise; + while (new_irqs) { + level = __ffs(new_irqs); + max732x_gpio_direction_input(&chip->gpio_chip, level); + new_irqs &= ~(1 << level); + } + mutex_unlock(&chip->irq_lock); } @@ -410,7 +420,7 @@ static int max732x_irq_set_type(struct irq_data *d, unsigned int type) else chip->irq_trig_raise &= ~mask; - return max732x_gpio_direction_input(&chip->gpio_chip, off); + return 0; } static struct irq_chip max732x_irq_chip = { |