diff options
Diffstat (limited to 'chip/stm32/gpio-stm32f.c')
| -rw-r--r-- | chip/stm32/gpio-stm32f.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/chip/stm32/gpio-stm32f.c b/chip/stm32/gpio-stm32f.c index 450169f3f8..f917d00a0d 100644 --- a/chip/stm32/gpio-stm32f.c +++ b/chip/stm32/gpio-stm32f.c @@ -111,7 +111,7 @@ void gpio_set_flags_by_mask(uint32_t port, uint32_t pmask, uint32_t flags) /* Interrupt is enabled by gpio_enable_interrupt() */ } -void gpio_set_alternate_function(int port, int mask, int func) +void gpio_set_alternate_function(uint32_t port, uint32_t mask, int func) { /* TODO(rspangler): implement me! */ } @@ -224,11 +224,10 @@ static void gpio_interrupt(void) STM32_EXTI_PR = pending; while (pending) { - bit = 31 - __builtin_clz(pending); + bit = get_next_bit(&pending); g = exti_events[bit]; if (g && g->irq_handler) g->irq_handler(g - gpio_list); - pending &= ~(1 << bit); } } DECLARE_IRQ(STM32_IRQ_EXTI0, gpio_interrupt, 1); |