From 3e459990961db7f3f2dcf21e2b38a7216dfd10dd Mon Sep 17 00:00:00 2001 From: Catalin Marinas Date: Mon, 4 Feb 2008 17:28:56 +0100 Subject: [ARM] 4813/1: Add SMP helper functions for clockevents support This patch adds the smp_call_function_single and smp_timer_broadcast functions and modifies ipi_timer to call the platform-specific function local_timer_interrupt. Signed-off-by: Catalin Marinas Signed-off-by: Russell King --- include/asm-arm/smp.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'include/asm-arm') diff --git a/include/asm-arm/smp.h b/include/asm-arm/smp.h index f67acce387e7..1f7c51a1886d 100644 --- a/include/asm-arm/smp.h +++ b/include/asm-arm/smp.h @@ -60,6 +60,11 @@ extern void smp_cross_call(cpumask_t callmap); */ extern void smp_send_timer(void); +/* + * Broadcast a clock event to other CPUs. + */ +extern void smp_timer_broadcast(cpumask_t mask); + /* * Boot a secondary CPU, and assign it the specified idle task. * This also gives us the initial stack to use for this CPU. @@ -96,6 +101,11 @@ extern void platform_cpu_die(unsigned int cpu); extern int platform_cpu_kill(unsigned int cpu); extern void platform_cpu_enable(unsigned int cpu); +/* + * Local timer interrupt handling function (can be IPI'ed). + */ +extern void local_timer_interrupt(void); + #ifdef CONFIG_LOCAL_TIMERS /* * Setup a local timer interrupt for a CPU. -- cgit v1.2.3-59-g8ed1b