diff options
| -rw-r--r-- | arch/mips/ath79/irq.c | 45 | ||||
| -rw-r--r-- | arch/mips/include/asm/mach-ath79/irq.h | 1 |
2 files changed, 10 insertions, 36 deletions
diff --git a/arch/mips/ath79/irq.c b/arch/mips/ath79/irq.c index 90d09fc15398..219cfa1f5961 100644 --- a/arch/mips/ath79/irq.c +++ b/arch/mips/ath79/irq.c @@ -35,44 +35,17 @@ static void ath79_misc_irq_handler(unsigned int irq, struct irq_desc *desc) pending = __raw_readl(base + AR71XX_RESET_REG_MISC_INT_STATUS) & __raw_readl(base + AR71XX_RESET_REG_MISC_INT_ENABLE); - if (pending & MISC_INT_UART) - generic_handle_irq(ATH79_MISC_IRQ_UART); - - else if (pending & MISC_INT_DMA) - generic_handle_irq(ATH79_MISC_IRQ_DMA); - - else if (pending & MISC_INT_PERFC) - generic_handle_irq(ATH79_MISC_IRQ_PERFC); - - else if (pending & MISC_INT_TIMER) - generic_handle_irq(ATH79_MISC_IRQ_TIMER); - - else if (pending & MISC_INT_TIMER2) - generic_handle_irq(ATH79_MISC_IRQ_TIMER2); - - else if (pending & MISC_INT_TIMER3) - generic_handle_irq(ATH79_MISC_IRQ_TIMER3); - - else if (pending & MISC_INT_TIMER4) - generic_handle_irq(ATH79_MISC_IRQ_TIMER4); - - else if (pending & MISC_INT_OHCI) - generic_handle_irq(ATH79_MISC_IRQ_OHCI); - - else if (pending & MISC_INT_ERROR) - generic_handle_irq(ATH79_MISC_IRQ_ERROR); - - else if (pending & MISC_INT_GPIO) - generic_handle_irq(ATH79_MISC_IRQ_GPIO); - - else if (pending & MISC_INT_WDOG) - generic_handle_irq(ATH79_MISC_IRQ_WDOG); + if (!pending) { + spurious_interrupt(); + return; + } - else if (pending & MISC_INT_ETHSW) - generic_handle_irq(ATH79_MISC_IRQ_ETHSW); + while (pending) { + int bit = __ffs(pending); - else - spurious_interrupt(); + generic_handle_irq(ATH79_MISC_IRQ(bit)); + pending &= ~BIT(bit); + } } static void ar71xx_misc_irq_unmask(struct irq_data *d) diff --git a/arch/mips/include/asm/mach-ath79/irq.h b/arch/mips/include/asm/mach-ath79/irq.h index 0968f69e2018..158ad7f41313 100644 --- a/arch/mips/include/asm/mach-ath79/irq.h +++ b/arch/mips/include/asm/mach-ath79/irq.h @@ -14,6 +14,7 @@ #define ATH79_MISC_IRQ_BASE 8 #define ATH79_MISC_IRQ_COUNT 32 +#define ATH79_MISC_IRQ(_x) (ATH79_MISC_IRQ_BASE + (_x)) #define ATH79_PCI_IRQ_BASE (ATH79_MISC_IRQ_BASE + ATH79_MISC_IRQ_COUNT) #define ATH79_PCI_IRQ_COUNT 6 |