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Diffstat (limited to 'arch/mips/ralink/irq.c')
-rw-r--r--arch/mips/ralink/irq.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/mips/ralink/irq.c b/arch/mips/ralink/irq.c
index 6d054c5ec9ab..320b1f1043ff 100644
--- a/arch/mips/ralink/irq.c
+++ b/arch/mips/ralink/irq.c
@@ -31,6 +31,7 @@
#define INTC_INT_GLOBAL BIT(31)
#define RALINK_CPU_IRQ_INTC (MIPS_CPU_IRQ_BASE + 2)
+#define RALINK_CPU_IRQ_PCI (MIPS_CPU_IRQ_BASE + 4)
#define RALINK_CPU_IRQ_FE (MIPS_CPU_IRQ_BASE + 5)
#define RALINK_CPU_IRQ_WIFI (MIPS_CPU_IRQ_BASE + 6)
#define RALINK_CPU_IRQ_COUNTER (MIPS_CPU_IRQ_BASE + 7)
@@ -104,6 +105,9 @@ asmlinkage void plat_irq_dispatch(void)
else if (pending & STATUSF_IP6)
do_IRQ(RALINK_CPU_IRQ_WIFI);
+ else if (pending & STATUSF_IP4)
+ do_IRQ(RALINK_CPU_IRQ_PCI);
+
else if (pending & STATUSF_IP2)
do_IRQ(RALINK_CPU_IRQ_INTC);
@@ -162,6 +166,7 @@ static int __init intc_of_init(struct device_node *node,
irq_set_chained_handler(irq, ralink_intc_irq_handler);
irq_set_handler_data(irq, domain);
+ /* tell the kernel which irq is used for performance monitoring */
cp0_perfcount_irq = irq_create_mapping(domain, 9);
return 0;