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powerpc: Move smp_mpic_message_pass into mpic.c

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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>
This commit is contained in:
Paul Mackerras
2005-10-20 17:09:51 +10:00
parent d8699e65c6
commit a9c5926469
4 changed files with 24 additions and 23 deletions
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21
arch/powerpc/sysdev/mpic.c
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@@ -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 */