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Diffstat (limited to 'arch/powerpc/platforms/cell/smp.c')
-rw-r--r--arch/powerpc/platforms/cell/smp.c37
1 files changed, 11 insertions, 26 deletions
diff --git a/arch/powerpc/platforms/cell/smp.c b/arch/powerpc/platforms/cell/smp.c
index f774530075b..d176e6148e3 100644
--- a/arch/powerpc/platforms/cell/smp.c
+++ b/arch/powerpc/platforms/cell/smp.c
@@ -77,7 +77,7 @@ static inline int __devinit smp_startup_cpu(unsigned int lcpu)
unsigned int pcpu;
int start_cpu;
- if (cpu_isset(lcpu, of_spin_map))
+ if (cpumask_test_cpu(lcpu, &of_spin_map))
/* Already started by OF and sitting in spin loop */
return 1;
@@ -103,27 +103,11 @@ static inline int __devinit smp_startup_cpu(unsigned int lcpu)
return 1;
}
-static void smp_iic_message_pass(int target, int msg)
-{
- unsigned int i;
-
- if (target < NR_CPUS) {
- iic_cause_IPI(target, msg);
- } else {
- for_each_online_cpu(i) {
- if (target == MSG_ALL_BUT_SELF
- && i == smp_processor_id())
- continue;
- iic_cause_IPI(i, msg);
- }
- }
-}
-
static int __init smp_iic_probe(void)
{
iic_request_IPIs();
- return cpus_weight(cpu_possible_map);
+ return cpumask_weight(cpu_possible_mask);
}
static void __devinit smp_cell_setup_cpu(int cpu)
@@ -137,12 +121,12 @@ static void __devinit smp_cell_setup_cpu(int cpu)
mtspr(SPRN_DABRX, DABRX_KERNEL | DABRX_USER);
}
-static void __devinit smp_cell_kick_cpu(int nr)
+static int __devinit smp_cell_kick_cpu(int nr)
{
BUG_ON(nr < 0 || nr >= NR_CPUS);
if (!smp_startup_cpu(nr))
- return;
+ return -ENOENT;
/*
* The processor is currently spinning, waiting for the
@@ -150,6 +134,8 @@ static void __devinit smp_cell_kick_cpu(int nr)
* the processor will continue on to secondary_start
*/
paca[nr].cpu_start = 1;
+
+ return 0;
}
static int smp_cell_cpu_bootable(unsigned int nr)
@@ -166,7 +152,7 @@ static int smp_cell_cpu_bootable(unsigned int nr)
return 1;
}
static struct smp_ops_t bpa_iic_smp_ops = {
- .message_pass = smp_iic_message_pass,
+ .message_pass = iic_cause_IPI,
.probe = smp_iic_probe,
.kick_cpu = smp_cell_kick_cpu,
.setup_cpu = smp_cell_setup_cpu,
@@ -186,13 +172,12 @@ void __init smp_init_cell(void)
if (cpu_has_feature(CPU_FTR_SMT)) {
for_each_present_cpu(i) {
if (cpu_thread_in_core(i) == 0)
- cpu_set(i, of_spin_map);
+ cpumask_set_cpu(i, &of_spin_map);
}
- } else {
- of_spin_map = cpu_present_map;
- }
+ } else
+ cpumask_copy(&of_spin_map, cpu_present_mask);
- cpu_clear(boot_cpuid, of_spin_map);
+ cpumask_clear_cpu(boot_cpuid, &of_spin_map);
/* Non-lpar has additional take/give timebase */
if (rtas_token("freeze-time-base") != RTAS_UNKNOWN_SERVICE) {