diff options
Diffstat (limited to 'drivers/gpio/gpio-dln2.c')
| -rw-r--r-- | drivers/gpio/gpio-dln2.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/drivers/gpio/gpio-dln2.c b/drivers/gpio/gpio-dln2.c index 4c5f6d0c8d74..026903e3ef54 100644 --- a/drivers/gpio/gpio-dln2.c +++ b/drivers/gpio/gpio-dln2.c @@ -395,7 +395,7 @@ static struct irq_chip dln2_gpio_irqchip = { static void dln2_gpio_event(struct platform_device *pdev, u16 echo, const void *data, int len) { - int pin, irq; + int pin, ret; const struct { __le16 count; @@ -416,24 +416,20 @@ static void dln2_gpio_event(struct platform_device *pdev, u16 echo, return; } - irq = irq_find_mapping(dln2->gpio.irq.domain, pin); - if (!irq) { - dev_err(dln2->gpio.parent, "pin %d not mapped to IRQ\n", pin); - return; - } - switch (dln2->irq_type[pin]) { case DLN2_GPIO_EVENT_CHANGE_RISING: - if (event->value) - generic_handle_irq(irq); + if (!event->value) + return; break; case DLN2_GPIO_EVENT_CHANGE_FALLING: - if (!event->value) - generic_handle_irq(irq); + if (event->value) + return; break; - default: - generic_handle_irq(irq); } + + ret = generic_handle_domain_irq(dln2->gpio.irq.domain, pin); + if (unlikely(ret)) + dev_err(dln2->gpio.parent, "pin %d not mapped to IRQ\n", pin); } static int dln2_gpio_probe(struct platform_device *pdev) |