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gpio: Use unsigned int for interrupt numbers

Browse source 
Interrupt numbers are never negative, zero serves as the special invalid
value.

Signed-off-by: Thierry Reding <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
This commit is contained in:
Thierry Reding 2017-04-03 18:05:21 +02:00 • committed by Linus Walleij
commit 6f79309acc
2 changed files with 6 additions and 6 deletions
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6
drivers/gpio/gpiolib.c
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@ -1522,7 +1522,7 @@ static bool gpiochip_irqchip_irq_valid(const struct gpio_chip *gpiochip,
*/
static void gpiochip_set_cascaded_irqchip(struct gpio_chip *gpiochip,
struct irq_chip *irqchip,
int parent_irq,
unsigned int parent_irq,
irq_flow_handler_t parent_handler)
{
unsigned int offset;
@ -1571,7 +1571,7 @@ static void gpiochip_set_cascaded_irqchip(struct gpio_chip *gpiochip,
*/
void gpiochip_set_chained_irqchip(struct gpio_chip *gpiochip,
struct irq_chip *irqchip,
int parent_irq,
unsigned int parent_irq,
irq_flow_handler_t parent_handler)
{
gpiochip_set_cascaded_irqchip(gpiochip, irqchip, parent_irq,
@ -1588,7 +1588,7 @@ EXPORT_SYMBOL_GPL(gpiochip_set_chained_irqchip);
*/
void gpiochip_set_nested_irqchip(struct gpio_chip *gpiochip,
struct irq_chip *irqchip,
int parent_irq)
unsigned int parent_irq)
{
if (!gpiochip->irq_nested) {
chip_err(gpiochip, "tried to nest a chained gpiochip\n");