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MIPS: smp-cps: cpu_set FPU mask if FPU present

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If we have an FPU, enroll ourselves in the FPU-full mask.
Matching the MT_SMP and CMP implementations of smp_setup.

Signed-off-by: Niklas Cassel <niklass@axis.com>
Cc: paul.burton@imgtec.com
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/8948/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Niklas Cassel 2015-01-15 16:41:13 +01:00 • committed by Ralf Baechle
commit 90db024f14
1 changed files with 6 additions and 0 deletions
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6
arch/mips/kernel/smp-cps.c
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@ -88,6 +88,12 @@ static void __init cps_smp_setup(void)
/* Make core 0 coherent with everything */ /* Make core 0 coherent with everything */
write_gcr_cl_coherence(0xff); write_gcr_cl_coherence(0xff);
#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 */
} }
static void __init cps_prepare_cpus(unsigned int max_cpus) static void __init cps_prepare_cpus(unsigned int max_cpus)