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-rw-r--r--arch/powerpc/platforms/chrp/smp.c39
1 files changed, 1 insertions, 38 deletions
diff --git a/arch/powerpc/platforms/chrp/smp.c b/arch/powerpc/platforms/chrp/smp.c
index 31ee49c25014..bb2315997d45 100644
--- a/arch/powerpc/platforms/chrp/smp.c
+++ b/arch/powerpc/platforms/chrp/smp.c
@@ -35,43 +35,6 @@
35#include <asm/smp.h> 35#include <asm/smp.h>
36#include <asm/mpic.h> 36#include <asm/mpic.h>
37 37
38extern unsigned long smp_chrp_cpu_nr;
39
40static int __init smp_chrp_probe(void)
41{
42 struct device_node *cpus = NULL;
43 unsigned int *reg;
44 int reglen;
45 int ncpus = 0;
46 int cpuid;
47 unsigned int phys;
48
49 /* Count CPUs in the device-tree */
50 cpuid = 1; /* the boot cpu is logical cpu 0 */
51 while ((cpus = of_find_node_by_type(cpus, "cpu")) != NULL) {
52 phys = ncpus;
53 reg = (unsigned int *) get_property(cpus, "reg", &reglen);
54 if (reg && reglen >= sizeof(unsigned int))
55 /* hmmm, not having a reg property would be bad */
56 phys = *reg;
57 if (phys != boot_cpuid_phys) {
58 set_hard_smp_processor_id(cpuid, phys);
59 ++cpuid;
60 }
61 ++ncpus;
62 }
63
64 printk(KERN_INFO "CHRP SMP probe found %d cpus\n", ncpus);
65
66 /* Nothing more to do if less than 2 of them */
67 if (ncpus <= 1)
68 return 1;
69
70 mpic_request_ipis();
71
72 return ncpus;
73}
74
75static void __devinit smp_chrp_kick_cpu(int nr) 38static void __devinit smp_chrp_kick_cpu(int nr)
76{ 39{
77 *(unsigned long *)KERNELBASE = nr; 40 *(unsigned long *)KERNELBASE = nr;
@@ -114,7 +77,7 @@ void __devinit smp_chrp_take_timebase(void)
114/* CHRP with openpic */ 77/* CHRP with openpic */
115struct smp_ops_t chrp_smp_ops = { 78struct smp_ops_t chrp_smp_ops = {
116 .message_pass = smp_mpic_message_pass, 79 .message_pass = smp_mpic_message_pass,
117 .probe = smp_chrp_probe, 80 .probe = smp_mpic_probe,
118 .kick_cpu = smp_chrp_kick_cpu, 81 .kick_cpu = smp_chrp_kick_cpu,
119 .setup_cpu = smp_chrp_setup_cpu, 82 .setup_cpu = smp_chrp_setup_cpu,
120 .give_timebase = smp_chrp_give_timebase, 83 .give_timebase = smp_chrp_give_timebase,