diff options
Diffstat (limited to 'drivers/irqchip/irq-omap-intc.c')
| -rw-r--r-- | drivers/irqchip/irq-omap-intc.c | 38 |
1 files changed, 6 insertions, 32 deletions
diff --git a/drivers/irqchip/irq-omap-intc.c b/drivers/irqchip/irq-omap-intc.c index a569c6dbd1d1..8587d0f8d8c0 100644 --- a/drivers/irqchip/irq-omap-intc.c +++ b/drivers/irqchip/irq-omap-intc.c @@ -17,13 +17,12 @@ #include <linux/io.h> #include <asm/exception.h> +#include <linux/irqchip.h> #include <linux/irqdomain.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_irq.h> -#include "irqchip.h" - /* Define these here for now until we drop all board-files */ #define OMAP24XX_IC_BASE 0x480fe000 #define OMAP34XX_IC_BASE 0x48200000 @@ -331,37 +330,12 @@ static int __init omap_init_irq(u32 base, struct device_node *node) static asmlinkage void __exception_irq_entry omap_intc_handle_irq(struct pt_regs *regs) { - u32 irqnr = 0; - int handled_irq = 0; - int i; - - do { - for (i = 0; i < omap_nr_pending; i++) { - irqnr = intc_readl(INTC_PENDING_IRQ0 + (0x20 * i)); - if (irqnr) - goto out; - } - -out: - if (!irqnr) - break; + u32 irqnr; - irqnr = intc_readl(INTC_SIR); - irqnr &= ACTIVEIRQ_MASK; - - if (irqnr) { - handle_domain_irq(domain, irqnr, regs); - handled_irq = 1; - } - } while (irqnr); - - /* - * If an irq is masked or deasserted while active, we will - * keep ending up here with no irq handled. So remove it from - * the INTC with an ack. - */ - if (!handled_irq) - omap_ack_irq(NULL); + irqnr = intc_readl(INTC_SIR); + irqnr &= ACTIVEIRQ_MASK; + WARN_ONCE(!irqnr, "Spurious IRQ ?\n"); + handle_domain_irq(domain, irqnr, regs); } void __init omap3_init_irq(void) |