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authorRalf Baechle <ralf@linux-mips.org>2006-04-05 09:45:47 +0100
committerRalf Baechle <ralf@linux-mips.org>2006-04-19 04:14:28 +0200
commitf088fc84f94c1a36943e28ad704a9a740a35f877 (patch)
tree309add2d3fe666920a681985c36d55f731df9922 /arch/mips/kernel/smp-mt.c
parent41c594ab65fc89573af296d192aa5235d09717ab (diff)
[MIPS] FPU affinity for MT ASE.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/smp-mt.c')
-rw-r--r--arch/mips/kernel/smp-mt.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/mips/kernel/smp-mt.c b/arch/mips/kernel/smp-mt.c
index 19b8e4b31b79..57770902b9ae 100644
--- a/arch/mips/kernel/smp-mt.c
+++ b/arch/mips/kernel/smp-mt.c
@@ -150,6 +150,11 @@ void plat_smp_setup(void)
unsigned long val;
int i, num;
+#ifdef CONFIG_MIPS_MT_FPAFF
+ /* If we have an FPU, enroll ourselves in the FPU-full mask */
+ if (cpu_has_fpu)
+ cpu_set(0, mt_fpu_cpumask);
+#endif /* CONFIG_MIPS_MT_FPAFF */
if (!cpu_has_mipsmt)
return;
@@ -312,6 +317,12 @@ void prom_smp_finish(void)
{
write_c0_compare(read_c0_count() + (8* mips_hpt_frequency/HZ));
+#ifdef CONFIG_MIPS_MT_FPAFF
+ /* If we have an FPU, enroll ourselves in the FPU-full mask */
+ if (cpu_has_fpu)
+ cpu_set(smp_processor_id(), mt_fpu_cpumask);
+#endif /* CONFIG_MIPS_MT_FPAFF */
+
local_irq_enable();
}