powerpc: Move smp_mpic_message_pass into mpic.c

Having it here rather than in arch/ppc64/kernel/smp.c means that
we can use it on 32-bit SMP systems easily with ARCH=powerpc.

Signed-off-by: Paul Mackerras <paulus@samba.org>

2 files changed, 21 insertions, 22 deletions

diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 02b4d2488bfd..3948e759d41a 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -904,4 +904,25 @@ void mpic_request_ipis(void)
 
         printk("IPIs requested... \n");
 }
+
+void smp_mpic_message_pass(int target, int msg)
+{
+        /* make sure we're sending something that translates to an IPI */
+        if ((unsigned int)msg > 3) {
+                printk("SMP %d: smp_message_pass: unknown msg %d\n",
+                       smp_processor_id(), msg);
+                return;
+        }
+        switch (target) {
+        case MSG_ALL:
+                mpic_send_ipi(msg, 0xffffffff);
+                break;
+        case MSG_ALL_BUT_SELF:
+                mpic_send_ipi(msg, 0xffffffff & ~(1 << smp_processor_id()));
+                break;
+        default:
+                mpic_send_ipi(msg, 1 << target);
+                break;
+        }
+}
 #endif /* CONFIG_SMP */
diff --git a/arch/ppc64/kernel/smp.c b/arch/ppc64/kernel/smp.c
index 6f4f3da12a63..192e3239fadc 100644
--- a/arch/ppc64/kernel/smp.c
+++ b/arch/ppc64/kernel/smp.c
@@ -69,28 +69,6 @@ void smp_call_function_interrupt(void);
 int smt_enabled_at_boot = 1;
 
 #ifdef CONFIG_MPIC
-void smp_mpic_message_pass(int target, int msg)
-{
-        /* make sure we're sending something that translates to an IPI */
-        if ( msg > 0x3 ){
-                printk("SMP %d: smp_message_pass: unknown msg %d\n",
-                       smp_processor_id(), msg);
-                return;
-        }
-        switch ( target )
-        {
-        case MSG_ALL:
-                mpic_send_ipi(msg, 0xffffffff);
-                break;
-        case MSG_ALL_BUT_SELF:
-                mpic_send_ipi(msg, 0xffffffff & ~(1 << smp_processor_id()));
-                break;
-        default:
-                mpic_send_ipi(msg, 1 << target);
-                break;
-        }
-}
-
 int __init smp_mpic_probe(void)
 {
         int nr_cpus;