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authorNicholas Piggin2020-07-03 09:33:43 +1000
committerMichael Ellerman2020-07-23 17:43:30 +1000
commit201220bb0e8cbc163ec7f550b3b7b3da46eb5877 (patch)
treeef3bb6a819a7bd5f930150fda5dcdc64cb4bca68 /arch/powerpc/kernel/dt_cpu_ftrs.c
parent5a090f7c363fdc09b99222eae679506a58e7cc68 (diff)
powerpc/powernv: Machine check handler for POWER10
Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20200702233343.1128026-1-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/kernel/dt_cpu_ftrs.c')
-rw-r--r--arch/powerpc/kernel/dt_cpu_ftrs.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/dt_cpu_ftrs.c b/arch/powerpc/kernel/dt_cpu_ftrs.c
index 0d65d9597778..0a16bb6fa07d 100644
--- a/arch/powerpc/kernel/dt_cpu_ftrs.c
+++ b/arch/powerpc/kernel/dt_cpu_ftrs.c
@@ -66,6 +66,7 @@ struct dt_cpu_feature {
extern long __machine_check_early_realmode_p8(struct pt_regs *regs);
extern long __machine_check_early_realmode_p9(struct pt_regs *regs);
+extern long __machine_check_early_realmode_p10(struct pt_regs *regs);
static int hv_mode;
@@ -475,6 +476,14 @@ static int __init feat_enable_pmu_power10(struct dt_cpu_feature *f)
return 1;
}
+static int __init feat_enable_mce_power10(struct dt_cpu_feature *f)
+{
+ cur_cpu_spec->platform = "power10";
+ cur_cpu_spec->machine_check_early = __machine_check_early_realmode_p10;
+
+ return 1;
+}
+
static int __init feat_enable_tm(struct dt_cpu_feature *f)
{
#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
@@ -663,6 +672,7 @@ static struct dt_cpu_feature_match __initdata
{"group-start-register", feat_enable, 0},
{"pc-relative-addressing", feat_enable, 0},
{"machine-check-power9", feat_enable_mce_power9, 0},
+ {"machine-check-power10", feat_enable_mce_power10, 0},
{"performance-monitor-power9", feat_enable_pmu_power9, 0},
{"performance-monitor-power10", feat_enable_pmu_power10, 0},
{"event-based-branch-v3", feat_enable, 0},