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89 lines
1.9 KiB
Diff
89 lines
1.9 KiB
Diff
From ce3d4a4111a5f7e6b4e74bceae5faa6ce388e8ec Mon Sep 17 00:00:00 2001
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From: John Crispin <blogic@openwrt.org>
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Date: Sun, 14 Jul 2013 23:08:11 +0200
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Subject: [PATCH 05/53] MIPS: use set_mode() to enable/disable the cevt-r4k
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irq
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Signed-off-by: John Crispin <blogic@openwrt.org>
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---
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arch/mips/ralink/Kconfig | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/arch/mips/ralink/Kconfig b/arch/mips/ralink/Kconfig
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index d078e61..c2778f2 100644
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--- a/arch/mips/ralink/Kconfig
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+++ b/arch/mips/ralink/Kconfig
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@@ -1,11 +1,16 @@
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if RALINK
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+config CEVT_SYSTICK_QUIRK
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+ bool
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+ default n
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+
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config CLKEVT_RT3352
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bool
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depends on SOC_RT305X || SOC_MT7620
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default y
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select CLKSRC_OF
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select CLKSRC_MMIO
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+ select CEVT_SYSTICK_QUIRK
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config RALINK_ILL_ACC
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bool
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--- a/arch/mips/kernel/cevt-r4k.c
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+++ b/arch/mips/kernel/cevt-r4k.c
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@@ -15,6 +15,26 @@
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#include <asm/time.h>
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#include <asm/cevt-r4k.h>
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+static int mips_state_oneshot(struct clock_event_device *evt)
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+{
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+ if (!cp0_timer_irq_installed) {
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+ cp0_timer_irq_installed = 1;
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+ setup_irq(evt->irq, &c0_compare_irqaction);
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+ }
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+
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+ return 0;
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+}
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+
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+static int mips_state_shutdown(struct clock_event_device *evt)
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+{
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+ if (cp0_timer_irq_installed) {
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+ cp0_timer_irq_installed = 0;
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+ remove_irq(evt->irq, &c0_compare_irqaction);
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+ }
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+
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+ return 0;
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+}
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+
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static int mips_next_event(unsigned long delta,
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struct clock_event_device *evt)
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{
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@@ -208,18 +228,21 @@
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cd->rating = 300;
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cd->irq = irq;
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cd->cpumask = cpumask_of(cpu);
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+ cd->set_state_shutdown = mips_state_shutdown;
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+ cd->set_state_oneshot = mips_state_oneshot;
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cd->set_next_event = mips_next_event;
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cd->event_handler = mips_event_handler;
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clockevents_register_device(cd);
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+#ifndef CONFIG_CEVT_SYSTICK_QUIRK
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if (cp0_timer_irq_installed)
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return 0;
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cp0_timer_irq_installed = 1;
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setup_irq(irq, &c0_compare_irqaction);
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-
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+#endif
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return 0;
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}
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--
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1.7.10.4
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