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-rw-r--r--arch/powerpc/include/asm/smp.h4
-rw-r--r--arch/powerpc/include/asm/xics.h2
-rw-r--r--arch/powerpc/platforms/cell/smp.c9
-rw-r--r--arch/powerpc/platforms/powermac/smp.c8
-rw-r--r--arch/powerpc/platforms/ps3/smp.c4
-rw-r--r--arch/powerpc/platforms/pseries/smp.c6
-rw-r--r--arch/powerpc/sysdev/mpic.c4
-rw-r--r--arch/powerpc/sysdev/xics/xics-common.c4
8 files changed, 12 insertions, 29 deletions
diff --git a/arch/powerpc/include/asm/smp.h b/arch/powerpc/include/asm/smp.h
index 7c19959cd705..825663c30945 100644
--- a/arch/powerpc/include/asm/smp.h
+++ b/arch/powerpc/include/asm/smp.h
@@ -42,7 +42,7 @@ struct smp_ops_t {
#ifdef CONFIG_PPC_SMP_MUXED_IPI
void (*cause_ipi)(int cpu, unsigned long data);
#endif
- int (*probe)(void);
+ void (*probe)(void);
int (*kick_cpu)(int nr);
void (*setup_cpu)(int nr);
void (*bringup_done)(void);
@@ -174,7 +174,7 @@ static inline void set_hard_smp_processor_id(int cpu, int phys)
extern int smt_enabled_at_boot;
-extern int smp_mpic_probe(void);
+extern void smp_mpic_probe(void);
extern void smp_mpic_setup_cpu(int cpu);
extern int smp_generic_kick_cpu(int nr);
extern int smp_generic_cpu_bootable(unsigned int nr);
diff --git a/arch/powerpc/include/asm/xics.h b/arch/powerpc/include/asm/xics.h
index 6997f4a271df..0e25bdb190bb 100644
--- a/arch/powerpc/include/asm/xics.h
+++ b/arch/powerpc/include/asm/xics.h
@@ -146,7 +146,7 @@ extern void xics_update_irq_servers(void);
extern void xics_set_cpu_giq(unsigned int gserver, unsigned int join);
extern void xics_mask_unknown_vec(unsigned int vec);
extern irqreturn_t xics_ipi_dispatch(int cpu);
-extern int xics_smp_probe(void);
+extern void xics_smp_probe(void);
extern void xics_register_ics(struct ics *ics);
extern void xics_teardown_cpu(void);
extern void xics_kexec_teardown_cpu(int secondary);
diff --git a/arch/powerpc/platforms/cell/smp.c b/arch/powerpc/platforms/cell/smp.c
index b64e7ead752f..895560f4be69 100644
--- a/arch/powerpc/platforms/cell/smp.c
+++ b/arch/powerpc/platforms/cell/smp.c
@@ -102,13 +102,6 @@ static inline int smp_startup_cpu(unsigned int lcpu)
return 1;
}
-static int __init smp_iic_probe(void)
-{
- iic_request_IPIs();
-
- return num_possible_cpus();
-}
-
static void smp_cell_setup_cpu(int cpu)
{
if (cpu != boot_cpuid)
@@ -139,7 +132,7 @@ static int smp_cell_kick_cpu(int nr)
static struct smp_ops_t bpa_iic_smp_ops = {
.message_pass = iic_message_pass,
- .probe = smp_iic_probe,
+ .probe = iic_request_IPIs,
.kick_cpu = smp_cell_kick_cpu,
.setup_cpu = smp_cell_setup_cpu,
.cpu_bootable = smp_generic_cpu_bootable,
diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c
index af094ae03dbb..f84ac7ee1107 100644
--- a/arch/powerpc/platforms/powermac/smp.c
+++ b/arch/powerpc/platforms/powermac/smp.c
@@ -268,7 +268,7 @@ static void __init psurge_quad_init(void)
mdelay(33);
}
-static int __init smp_psurge_probe(void)
+static void __init smp_psurge_probe(void)
{
int i, ncpus;
struct device_node *dn;
@@ -766,7 +766,7 @@ static void __init smp_core99_setup(int ncpus)
powersave_nap = 0;
}
-static int __init smp_core99_probe(void)
+static void __init smp_core99_probe(void)
{
struct device_node *cpus;
int ncpus = 0;
@@ -781,7 +781,7 @@ static int __init smp_core99_probe(void)
/* Nothing more to do if less than 2 of them */
if (ncpus <= 1)
- return 1;
+ return;
/* We need to perform some early initialisations before we can start
* setting up SMP as we are running before initcalls
@@ -797,8 +797,6 @@ static int __init smp_core99_probe(void)
/* Collect l2cr and l3cr values from CPU 0 */
core99_init_caches(0);
-
- return ncpus;
}
static int smp_core99_kick_cpu(int nr)
diff --git a/arch/powerpc/platforms/ps3/smp.c b/arch/powerpc/platforms/ps3/smp.c
index b358bec6c8cb..3c7707af3384 100644
--- a/arch/powerpc/platforms/ps3/smp.c
+++ b/arch/powerpc/platforms/ps3/smp.c
@@ -57,7 +57,7 @@ static void ps3_smp_message_pass(int cpu, int msg)
" (%d)\n", __func__, __LINE__, cpu, msg, result);
}
-static int __init ps3_smp_probe(void)
+static void __init ps3_smp_probe(void)
{
int cpu;
@@ -100,8 +100,6 @@ static int __init ps3_smp_probe(void)
DBG(" <- %s:%d: (%d)\n", __func__, __LINE__, cpu);
}
-
- return 2;
}
void ps3_smp_cleanup_cpu(int cpu)
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c
index a3555b10c1a5..6932ea803e33 100644
--- a/arch/powerpc/platforms/pseries/smp.c
+++ b/arch/powerpc/platforms/pseries/smp.c
@@ -197,16 +197,14 @@ static void pSeries_cause_ipi_mux(int cpu, unsigned long data)
xics_cause_ipi(cpu, data);
}
-static __init int pSeries_smp_probe(void)
+static __init void pSeries_smp_probe(void)
{
- int ret = xics_smp_probe();
+ xics_smp_probe();
if (cpu_has_feature(CPU_FTR_DBELL)) {
xics_cause_ipi = smp_ops->cause_ipi;
smp_ops->cause_ipi = pSeries_cause_ipi_mux;
}
-
- return ret;
}
static struct smp_ops_t pSeries_mpic_smp_ops = {
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index fb19084c5860..b2b8447a227a 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -1897,7 +1897,7 @@ void smp_mpic_message_pass(int cpu, int msg)
msg * MPIC_INFO(CPU_IPI_DISPATCH_STRIDE), physmask);
}
-int __init smp_mpic_probe(void)
+void __init smp_mpic_probe(void)
{
int nr_cpus;
@@ -1909,8 +1909,6 @@ int __init smp_mpic_probe(void)
if (nr_cpus > 1)
mpic_request_ipis();
-
- return nr_cpus;
}
void smp_mpic_setup_cpu(int cpu)
diff --git a/arch/powerpc/sysdev/xics/xics-common.c b/arch/powerpc/sysdev/xics/xics-common.c
index 125743b58c70..878a54036a25 100644
--- a/arch/powerpc/sysdev/xics/xics-common.c
+++ b/arch/powerpc/sysdev/xics/xics-common.c
@@ -140,15 +140,13 @@ static void xics_request_ipi(void)
IRQF_PERCPU | IRQF_NO_THREAD, "IPI", NULL));
}
-int __init xics_smp_probe(void)
+void __init xics_smp_probe(void)
{
/* Setup cause_ipi callback based on which ICP is used */
smp_ops->cause_ipi = icp_ops->cause_ipi;
/* Register all the IPIs */
xics_request_ipi();
-
- return num_possible_cpus();
}
#endif /* CONFIG_SMP */