aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--arch/powerpc/kernel/smp.c10
-rw-r--r--arch/powerpc/platforms/85xx/smp.c10
2 files changed, 7 insertions, 13 deletions
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 96f107cc016..d387b3937cc 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -269,7 +269,10 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
cpu_callin_map[boot_cpuid] = 1;
if (smp_ops)
- max_cpus = smp_ops->probe();
+ if (smp_ops->probe)
+ max_cpus = smp_ops->probe();
+ else
+ max_cpus = NR_CPUS;
else
max_cpus = 1;
@@ -493,7 +496,8 @@ int __devinit start_secondary(void *unused)
preempt_disable();
cpu_callin_map[cpu] = 1;
- smp_ops->setup_cpu(cpu);
+ if (smp_ops->setup_cpu)
+ smp_ops->setup_cpu(cpu);
if (smp_ops->take_timebase)
smp_ops->take_timebase();
@@ -556,7 +560,7 @@ void __init smp_cpus_done(unsigned int max_cpus)
old_mask = current->cpus_allowed;
set_cpus_allowed(current, cpumask_of_cpu(boot_cpuid));
- if (smp_ops)
+ if (smp_ops && smp_ops->setup_cpu)
smp_ops->setup_cpu(boot_cpuid);
set_cpus_allowed(current, old_mask);
diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c
index 94f901da491..04160a4cc69 100644
--- a/arch/powerpc/platforms/85xx/smp.c
+++ b/arch/powerpc/platforms/85xx/smp.c
@@ -88,25 +88,15 @@ struct smp_ops_t smp_85xx_ops = {
.kick_cpu = smp_85xx_kick_cpu,
};
-static int __init smp_dummy_probe(void)
-{
- return NR_CPUS;
-}
-
void __init mpc85xx_smp_init(void)
{
struct device_node *np;
- smp_85xx_ops.message_pass = NULL;
-
np = of_find_node_by_type(NULL, "open-pic");
if (np) {
smp_85xx_ops.probe = smp_mpic_probe;
smp_85xx_ops.setup_cpu = smp_85xx_setup_cpu;
smp_85xx_ops.message_pass = smp_mpic_message_pass;
- } else {
- smp_85xx_ops.probe = smp_dummy_probe;
- smp_85xx_ops.setup_cpu = smp_85xx_basic_setup;
}
if (cpu_has_feature(CPU_FTR_DBELL))