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authorVineet Gupta <vgupta@synopsys.com>2014-05-08 14:06:38 +0530
committerVineet Gupta <vgupta@synopsys.com>2014-06-03 13:26:52 +0530
commit2d4899f6bddfbeb88c01f2ec28f977e0d8c8d369 (patch)
treec4e0633d2a0b9b3abd6a2948fd11f9bbeb4041d4 /arch/arc
parentf63f98ea253c493a514b5f5748480336ad1d9dbf (diff)
downloadlinux-linaro-stable-2d4899f6bddfbeb88c01f2ec28f977e0d8c8d369.tar.gz
ARC: arc_local_timer_setup() need not pass own cpu id
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/include/asm/irq.h2
-rw-r--r--arch/arc/kernel/smp.c2
-rw-r--r--arch/arc/kernel/time.c11
3 files changed, 8 insertions, 7 deletions
diff --git a/arch/arc/include/asm/irq.h b/arch/arc/include/asm/irq.h
index 781f57f25bd8..fb4efb648971 100644
--- a/arch/arc/include/asm/irq.h
+++ b/arch/arc/include/asm/irq.h
@@ -19,6 +19,6 @@
#include <asm-generic/irq.h>
extern void arc_init_IRQ(void);
-void arc_local_timer_setup(unsigned int cpu);
+void arc_local_timer_setup(void);
#endif
diff --git a/arch/arc/kernel/smp.c b/arch/arc/kernel/smp.c
index 40859e5619f9..cf90b6f4d3e0 100644
--- a/arch/arc/kernel/smp.c
+++ b/arch/arc/kernel/smp.c
@@ -138,7 +138,7 @@ void start_kernel_secondary(void)
if (machine_desc->init_smp)
machine_desc->init_smp(smp_processor_id());
- arc_local_timer_setup(cpu);
+ arc_local_timer_setup();
local_irq_enable();
preempt_disable();
diff --git a/arch/arc/kernel/time.c b/arch/arc/kernel/time.c
index 71c42521c77f..36c2aa99436f 100644
--- a/arch/arc/kernel/time.c
+++ b/arch/arc/kernel/time.c
@@ -219,12 +219,13 @@ static struct irqaction arc_timer_irq = {
/*
* Setup the local event timer for @cpu
*/
-void arc_local_timer_setup(unsigned int cpu)
+void arc_local_timer_setup()
{
- struct clock_event_device *clk = &per_cpu(arc_clockevent_device, cpu);
+ struct clock_event_device *evt = this_cpu_ptr(&arc_clockevent_device);
+ int cpu = smp_processor_id();
- clk->cpumask = cpumask_of(cpu);
- clockevents_config_and_register(clk, arc_get_core_freq(),
+ evt->cpumask = cpumask_of(cpu);
+ clockevents_config_and_register(evt, arc_get_core_freq(),
0, ARC_TIMER_MAX);
/*
@@ -261,7 +262,7 @@ void __init time_init(void)
clocksource_register_hz(&arc_counter, arc_get_core_freq());
/* sets up the periodic event timer */
- arc_local_timer_setup(smp_processor_id());
+ arc_local_timer_setup();
if (machine_desc->init_time)
machine_desc->init_time();