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authorCatalin Marinas <catalin.marinas@arm.com>2008-02-04 17:28:56 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-02-04 17:52:18 +0000
commit3e459990961db7f3f2dcf21e2b38a7216dfd10dd (patch)
treed85f86d36cf2433817ba8f4d29447ca4950e206d /include/asm-arm
parentae30ceac3c6bbacdb227816abe6f0c7ea867ac7c (diff)
downloadblackbird-op-linux-3e459990961db7f3f2dcf21e2b38a7216dfd10dd.tar.gz
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[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 <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/smp.h10
1 files changed, 10 insertions, 0 deletions
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
@@ -61,6 +61,11 @@ 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.
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