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path: root/drivers/gpio/gpio-lynxpoint.c
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Diffstat (limited to 'drivers/gpio/gpio-lynxpoint.c')
-rw-r--r--drivers/gpio/gpio-lynxpoint.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/gpio/gpio-lynxpoint.c b/drivers/gpio/gpio-lynxpoint.c
index 41b5913ddab..a0804740a0b 100644
--- a/drivers/gpio/gpio-lynxpoint.c
+++ b/drivers/gpio/gpio-lynxpoint.c
@@ -242,14 +242,13 @@ static int lp_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
return irq_create_mapping(lg->domain, offset);
}
-static void lp_gpio_irq_handler(unsigned irq, struct irq_desc *desc)
+static void lp_gpio_irq_handler(unsigned hwirq, struct irq_desc *desc)
{
struct irq_data *data = irq_desc_get_irq_data(desc);
struct lp_gpio *lg = irq_data_get_irq_handler_data(data);
struct irq_chip *chip = irq_data_get_irq_chip(data);
u32 base, pin, mask;
unsigned long reg, ena, pending;
- unsigned virq;
/* check from GPIO controller which pin triggered the interrupt */
for (base = 0; base < lg->chip.ngpio; base += 32) {
@@ -257,12 +256,14 @@ static void lp_gpio_irq_handler(unsigned irq, struct irq_desc *desc)
ena = lp_gpio_reg(&lg->chip, base, LP_INT_ENABLE);
while ((pending = (inl(reg) & inl(ena)))) {
+ unsigned irq;
+
pin = __ffs(pending);
mask = BIT(pin);
/* Clear before handling so we don't lose an edge */
outl(mask, reg);
- virq = irq_find_mapping(lg->domain, base + pin);
- generic_handle_irq(virq);
+ irq = irq_find_mapping(lg->domain, base + pin);
+ generic_handle_irq(irq);
}
}
chip->irq_eoi(data);
@@ -325,15 +326,15 @@ static void lp_gpio_irq_init_hw(struct lp_gpio *lg)
}
}
-static int lp_gpio_irq_map(struct irq_domain *d, unsigned int virq,
- irq_hw_number_t hw)
+static int lp_gpio_irq_map(struct irq_domain *d, unsigned int irq,
+ irq_hw_number_t hwirq)
{
struct lp_gpio *lg = d->host_data;
- irq_set_chip_and_handler_name(virq, &lp_irqchip, handle_simple_irq,
+ irq_set_chip_and_handler_name(irq, &lp_irqchip, handle_simple_irq,
"demux");
- irq_set_chip_data(virq, lg);
- irq_set_irq_type(virq, IRQ_TYPE_NONE);
+ irq_set_chip_data(irq, lg);
+ irq_set_irq_type(irq, IRQ_TYPE_NONE);
return 0;
}