diff options
Diffstat (limited to 'drivers/irqchip')
| -rw-r--r-- | drivers/irqchip/irq-nvic.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-nvic.c b/drivers/irqchip/irq-nvic.c index b31c4cff4d3a..b2bd96253d40 100644 --- a/drivers/irqchip/irq-nvic.c +++ b/drivers/irqchip/irq-nvic.c @@ -37,10 +37,25 @@ static struct irq_domain *nvic_irq_domain; +static void __nvic_handle_irq(irq_hw_number_t hwirq, struct pt_regs *regs) +{ + handle_domain_irq(nvic_irq_domain, hwirq, regs); +} + +/* + * TODO: restructure the ARMv7M entry logic so that this entry logic can live + * in arch code. + */ asmlinkage void __exception_irq_entry nvic_handle_irq(irq_hw_number_t hwirq, struct pt_regs *regs) { - handle_domain_irq(nvic_irq_domain, hwirq, regs); + struct pt_regs *old_regs; + + irq_enter(); + old_regs = set_irq_regs(regs); + __nvic_handle_irq(hwirq, regs); + set_irq_regs(old_regs); + irq_exit(); } static int nvic_irq_domain_alloc(struct irq_domain *domain, unsigned int virq, |