diff options
Diffstat (limited to 'arch/powerpc/platforms')
| -rw-r--r-- | arch/powerpc/platforms/powernv/smp.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index c17f81e433f7..355d3f99cafb 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -49,6 +49,13 @@ static void pnv_smp_setup_cpu(int cpu) { + /* + * P9 workaround for CI vector load (see traps.c), + * enable the corresponding HMI interrupt + */ + if (pvr_version_is(PVR_POWER9)) + mtspr(SPRN_HMEER, mfspr(SPRN_HMEER) | PPC_BIT(17)); + if (xive_enabled()) xive_smp_setup_cpu(); else if (cpu != boot_cpuid) |
