35 lines
1.2 KiB
Diff
35 lines
1.2 KiB
Diff
From 16d9eaf22f30ed0b0deddfe8e11426889ccdb556 Mon Sep 17 00:00:00 2001
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From: Gabor Juhos <juhosg@openwrt.org>
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Date: Wed, 10 Apr 2013 09:07:27 +0200
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Subject: [PATCH 101/137] MIPS: ralink: add PCI IRQ handling
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The Ralink IRQ code was not handling the PCI IRQ yet. Add this functionaility
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to make PCI work on rt3883.
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Signed-off-by: John Crispin <blogic@openwrt.org>
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Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
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Patchwork: http://patchwork.linux-mips.org/patch/5165/
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---
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arch/mips/ralink/irq.c | 4 ++++
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1 file changed, 4 insertions(+)
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--- a/arch/mips/ralink/irq.c
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+++ b/arch/mips/ralink/irq.c
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@@ -31,6 +31,7 @@
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#define INTC_INT_GLOBAL BIT(31)
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#define RALINK_CPU_IRQ_INTC (MIPS_CPU_IRQ_BASE + 2)
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+#define RALINK_CPU_IRQ_PCI (MIPS_CPU_IRQ_BASE + 4)
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#define RALINK_CPU_IRQ_FE (MIPS_CPU_IRQ_BASE + 5)
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#define RALINK_CPU_IRQ_WIFI (MIPS_CPU_IRQ_BASE + 6)
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#define RALINK_CPU_IRQ_COUNTER (MIPS_CPU_IRQ_BASE + 7)
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@@ -104,6 +105,9 @@ asmlinkage void plat_irq_dispatch(void)
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else if (pending & STATUSF_IP6)
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do_IRQ(RALINK_CPU_IRQ_WIFI);
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+ else if (pending & STATUSF_IP4)
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+ do_IRQ(RALINK_CPU_IRQ_PCI);
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+
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else if (pending & STATUSF_IP2)
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do_IRQ(RALINK_CPU_IRQ_INTC);
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