Commit a8cb6041 authored by Marc Zyngier's avatar Marc Zyngier
Browse files

ARM: local timers: convert exynos to runtime registration interface 



Convert the Exynos MCT timers to the runtime registration interface.
Tested on Origen.

Cc: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: default avatarMarc Zyngier <marc.zyngier@arm.com>
parent 92485104

arch/arm/mach-exynos/mct.c

+10 −8
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ 
#include <linux/percpu.h>



#include <asm/hardware/gic.h>

#include <asm/localtimer.h>



#include <plat/cpu.h>
@@ -375,7 +376,7 @@ static struct irqaction mct_tick1_event_irq = { 
	.handler	= exynos4_mct_tick_isr,

};



static void exynos4_mct_tick_init(struct clock_event_device *evt)

static int __cpuinit exynos4_local_timer_setup(struct clock_event_device *evt)

{

	struct mct_clock_event_device *mevt;

	unsigned int cpu = smp_processor_id();
@@ -417,17 +418,11 @@ static void exynos4_mct_tick_init(struct clock_event_device *evt) 
	} else {

		enable_percpu_irq(IRQ_MCT_LOCALTIMER, 0);

	}

}



/* Setup the local clock events for a CPU */

int __cpuinit local_timer_setup(struct clock_event_device *evt)

{

	exynos4_mct_tick_init(evt);



	return 0;

}



void local_timer_stop(struct clock_event_device *evt)

static void exynos4_local_timer_stop(struct clock_event_device *evt)

{

	unsigned int cpu = smp_processor_id();

	evt->set_mode(CLOCK_EVT_MODE_UNUSED, evt);
@@ -439,6 +434,11 @@ void local_timer_stop(struct clock_event_device *evt) 
	else

		disable_percpu_irq(IRQ_MCT_LOCALTIMER);

}



static struct local_timer_ops exynos4_mct_tick_ops __cpuinitdata = {

	.setup	= exynos4_local_timer_setup,

	.stop	= exynos4_local_timer_stop,

};

#endif /* CONFIG_LOCAL_TIMERS */



static void __init exynos4_timer_resources(void)
@@ -458,6 +458,8 @@ static void __init exynos4_timer_resources(void) 
		WARN(err, "MCT: can't request IRQ %d (%d)\n",

		     IRQ_MCT_LOCALTIMER, err);

	}



	local_timer_register(&exynos4_mct_tick_ops);

#endif /* CONFIG_LOCAL_TIMERS */

}