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authorWill Deacon <will.deacon@arm.com>2013-02-01 10:17:57 +0000
committerWill Deacon <will.deacon@arm.com>2013-02-01 10:17:57 +0000
commit5b91ab0abc957145c3ff6be03eb9a3901797019f (patch)
treed79692eb324c0c18e425576e7a93ad05c4834272 /arch/arm
parentd954896edb658cf72dd069d92b5235c06521ffab (diff)
parent3d06770eef43eaad606e77246bfcc7e82b1d9fb4 (diff)
Merge branch 'clocks/broadcast-arm' of git://linux-arm.org/linux-mr into for-rmk/broadcast
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/kernel/smp.c13
2 files changed, 5 insertions, 9 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 67874b82a4ed..65ae7375c6c1 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -4,6 +4,7 @@ config ARM
select ARCH_BINFMT_ELF_RANDOMIZE_PIE
select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
select ARCH_HAVE_CUSTOM_GPIO_H
+ select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_WANT_IPC_PARSE_VERSION
select BUILDTIME_EXTABLE_SORT if MMU
select CPU_PM if (SUSPEND || CPU_IDLE)
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 84f4cbf652e5..b7e3b506219b 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -475,14 +475,8 @@ u64 smp_irq_stat_cpu(unsigned int cpu)
*/
static DEFINE_PER_CPU(struct clock_event_device, percpu_clockevent);
-static void ipi_timer(void)
-{
- struct clock_event_device *evt = &__get_cpu_var(percpu_clockevent);
- evt->event_handler(evt);
-}
-
#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
-static void smp_timer_broadcast(const struct cpumask *mask)
+void tick_broadcast(const struct cpumask *mask)
{
smp_cross_call(mask, IPI_TIMER);
}
@@ -530,7 +524,6 @@ static void __cpuinit percpu_timer_setup(void)
struct clock_event_device *evt = &per_cpu(percpu_clockevent, cpu);
evt->cpumask = cpumask_of(cpu);
- evt->broadcast = smp_timer_broadcast;
if (!lt_ops || lt_ops->setup(evt))
broadcast_timer_setup(evt);
@@ -596,11 +589,13 @@ void handle_IPI(int ipinr, struct pt_regs *regs)
case IPI_WAKEUP:
break;
+#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
case IPI_TIMER:
irq_enter();
- ipi_timer();
+ tick_receive_broadcast();
irq_exit();
break;
+#endif
case IPI_RESCHEDULE:
scheduler_ipi();