diff options
Diffstat (limited to 'drivers/gpio/gpio-altera.c')
| -rw-r--r-- | drivers/gpio/gpio-altera.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-altera.c b/drivers/gpio/gpio-altera.c index 1b44941574fa..3e6661bab54a 100644 --- a/drivers/gpio/gpio-altera.c +++ b/drivers/gpio/gpio-altera.c @@ -42,6 +42,11 @@ struct altera_gpio_chip { int mapped_irq; }; +static struct altera_gpio_chip *to_altera(struct gpio_chip *gc) +{ + return container_of(gc, struct altera_gpio_chip, mmchip.gc); +} + static void altera_gpio_irq_unmask(struct irq_data *d) { struct altera_gpio_chip *altera_gc; @@ -49,7 +54,7 @@ static void altera_gpio_irq_unmask(struct irq_data *d) unsigned long flags; u32 intmask; - altera_gc = irq_data_get_irq_chip_data(d); + altera_gc = to_altera(irq_data_get_irq_chip_data(d)); mm_gc = &altera_gc->mmchip; spin_lock_irqsave(&altera_gc->gpio_lock, flags); @@ -67,7 +72,7 @@ static void altera_gpio_irq_mask(struct irq_data *d) unsigned long flags; u32 intmask; - altera_gc = irq_data_get_irq_chip_data(d); + altera_gc = to_altera(irq_data_get_irq_chip_data(d)); mm_gc = &altera_gc->mmchip; spin_lock_irqsave(&altera_gc->gpio_lock, flags); @@ -87,7 +92,7 @@ static int altera_gpio_irq_set_type(struct irq_data *d, { struct altera_gpio_chip *altera_gc; - altera_gc = irq_data_get_irq_chip_data(d); + altera_gc = to_altera(irq_data_get_irq_chip_data(d)); if (type == IRQ_TYPE_NONE) return 0; @@ -210,7 +215,7 @@ static void altera_gpio_irq_edge_handler(struct irq_desc *desc) unsigned long status; int i; - altera_gc = irq_desc_get_handler_data(desc); + altera_gc = to_altera(irq_desc_get_handler_data(desc)); chip = irq_desc_get_chip(desc); mm_gc = &altera_gc->mmchip; irqdomain = altera_gc->mmchip.gc.irqdomain; @@ -239,7 +244,7 @@ static void altera_gpio_irq_leveL_high_handler(struct irq_desc *desc) unsigned long status; int i; - altera_gc = irq_desc_get_handler_data(desc); + altera_gc = to_altera(irq_desc_get_handler_data(desc)); chip = irq_desc_get_chip(desc); mm_gc = &altera_gc->mmchip; irqdomain = altera_gc->mmchip.gc.irqdomain; |