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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
commitb4b7ff4b08e691656c9d77c758fc355833128ac0 (patch)
tree82fcb00e6b918026dc9f2d1f05ed8eee83874cc0 /drivers/gpio/gpio-altera.c
parent35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (diff)
Linux-libre 4.4-gnupck-4.4-gnu
Diffstat (limited to 'drivers/gpio/gpio-altera.c')
-rw-r--r--drivers/gpio/gpio-altera.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-altera.c b/drivers/gpio/gpio-altera.c
index 1b4494157..3e6661bab 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;