From 9c1628b603ee9d2bb220be0400c5dc6950cf012b Mon Sep 17 00:00:00 2001 From: John Crispin Date: Thu, 16 Aug 2012 08:09:21 +0000 Subject: [PATCH 4/9] MIPS: lantiq: dont register irq_chip for the irq cascade We dont want to register the irq_chip for the MIPS IRQ cascade. Signed-off-by: John Crispin Patchwork: http://patchwork.linux-mips.org/patch/4230/ --- arch/mips/lantiq/irq.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c index 0cec43d..87f15d6 100644 --- a/arch/mips/lantiq/irq.c +++ b/arch/mips/lantiq/irq.c @@ -297,6 +297,9 @@ static int icu_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw) struct irq_chip *chip = <q_irq_type; int i; + if (hw < MIPS_CPU_IRQ_CASCADE) + return 0; + for (i = 0; i < exin_avail; i++) if (hw == ltq_eiu_irq[i]) chip = <q_eiu_type; -- 1.7.10.4