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authorBob Liu2011-12-12 11:04:05 +0800
committerBob Liu2012-01-09 10:26:15 +0800
commitd0014be47dc90d15adf7d6e09031d06e2aa7ce79 (patch)
tree1f633a783e6536a0e24ad0453533882dc21ca1bd /arch/blackfin/include
parent16df3666f43507a6d21e192dae39b69cafc17089 (diff)
blackfin: smp: cleanup smp code
move idle task point to percpu blackfin_cpudata and add smp_timer_broadcast interface. enable SUPPLE_1_WAKEUP and add BFIN_IPI_TIMER ipi support. Signed-off-by: Steven Miao <realmz6@gmail.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
Diffstat (limited to 'arch/blackfin/include')
-rw-r--r--arch/blackfin/include/asm/cpu.h3
-rw-r--r--arch/blackfin/include/asm/smp.h5
2 files changed, 7 insertions, 1 deletions
diff --git a/arch/blackfin/include/asm/cpu.h b/arch/blackfin/include/asm/cpu.h
index 05043786da21..e349631c8299 100644
--- a/arch/blackfin/include/asm/cpu.h
+++ b/arch/blackfin/include/asm/cpu.h
@@ -14,6 +14,9 @@ struct blackfin_cpudata {
struct cpu cpu;
unsigned int imemctl;
unsigned int dmemctl;
+#ifdef CONFIG_SMP
+ struct task_struct *idle;
+#endif
};
DECLARE_PER_CPU(struct blackfin_cpudata, cpu_data);
diff --git a/arch/blackfin/include/asm/smp.h b/arch/blackfin/include/asm/smp.h
index af6c0aa79bae..dc3d144b4bb5 100644
--- a/arch/blackfin/include/asm/smp.h
+++ b/arch/blackfin/include/asm/smp.h
@@ -37,7 +37,7 @@ extern unsigned long dcache_invld_count[NR_CPUS];
#endif
void smp_icache_flush_range_others(unsigned long start,
- unsigned long end);
+ unsigned long end);
#ifdef CONFIG_HOTPLUG_CPU
void coreb_die(void);
void cpu_die(void);
@@ -46,4 +46,7 @@ int __cpu_disable(void);
int __cpu_die(unsigned int cpu);
#endif
+void smp_timer_broadcast(const struct cpumask *mask);
+
+
#endif /* !__ASM_BLACKFIN_SMP_H */