Implement timer_broadcast for the arm architecture, allowing for the use
of clock_event_device_drivers decoupled from the timer tick broadcast
mechanism.
Signed-off-by: Mark Rutland <mark.rutl...@arm.com>
---
arch/arm/Kconfig | 1 +
arch/arm/kernel/smp.c | 3 +--
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 9759fec..d28a899 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 CPU_PM if (SUSPEND || CPU_IDLE)
select DCACHE_WORD_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) &&
!CPU_BIG_ENDIAN
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 59bf6d5..ba1dc4a 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -467,7 +467,7 @@ u64 smp_irq_stat_cpu(unsigned int cpu)
*/
static DEFINE_PER_CPU(struct clock_event_device, percpu_clockevent);
-static void smp_timer_broadcast(const struct cpumask *mask)
+void tick_broadcast(const struct cpumask *mask)
{
smp_cross_call(mask, IPI_TIMER);
}
@@ -512,7 +512,6 @@ 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);
--
1.7.0.4
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