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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34061 3c298f89-4303-0410-b956-a3cf2f4a3e73
31 lines
922 B
Diff
31 lines
922 B
Diff
From 9c1628b603ee9d2bb220be0400c5dc6950cf012b Mon Sep 17 00:00:00 2001
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From: John Crispin <blogic@openwrt.org>
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Date: Thu, 16 Aug 2012 08:09:21 +0000
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Subject: [PATCH 4/9] MIPS: lantiq: dont register irq_chip for the irq cascade
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We dont want to register the irq_chip for the MIPS IRQ cascade.
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Signed-off-by: John Crispin <blogic@openwrt.org>
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Patchwork: http://patchwork.linux-mips.org/patch/4230/
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---
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arch/mips/lantiq/irq.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c
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index 0cec43d..87f15d6 100644
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--- a/arch/mips/lantiq/irq.c
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+++ b/arch/mips/lantiq/irq.c
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@@ -297,6 +297,9 @@ static int icu_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw)
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struct irq_chip *chip = <q_irq_type;
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int i;
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+ if (hw < MIPS_CPU_IRQ_CASCADE)
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+ return 0;
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+
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for (i = 0; i < exin_avail; i++)
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if (hw == ltq_eiu_irq[i])
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chip = <q_eiu_type;
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--
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1.7.10.4
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