diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/perf/power9-pmu.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/powerpc/perf/power9-pmu.c b/arch/powerpc/perf/power9-pmu.c index 443511b18bc5..0bdbee132105 100644 --- a/arch/powerpc/perf/power9-pmu.c +++ b/arch/powerpc/perf/power9-pmu.c @@ -93,7 +93,7 @@ static struct attribute_group power9_pmu_events_group = { .attrs = power9_events_attr, }; -static const struct attribute_group *power9_pmu_attr_groups[] = { +static const struct attribute_group *power9_isa207_pmu_attr_groups[] = { &isa207_pmu_format_group, &power9_pmu_events_group, NULL, @@ -260,7 +260,7 @@ static int power9_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = { #undef C -static struct power_pmu power9_pmu = { +static struct power_pmu power9_isa207_pmu = { .name = "POWER9", .n_counter = MAX_PMU_COUNTERS, .add_fields = ISA207_ADD_FIELDS, @@ -274,20 +274,23 @@ static struct power_pmu power9_pmu = { .n_generic = ARRAY_SIZE(power9_generic_events), .generic_events = power9_generic_events, .cache_events = &power9_cache_events, - .attr_groups = power9_pmu_attr_groups, + .attr_groups = power9_isa207_pmu_attr_groups, .bhrb_nr = 32, }; static int __init init_power9_pmu(void) { - int rc; + int rc = 0; /* Comes from cpu_specs[] */ if (!cur_cpu_spec->oprofile_cpu_type || strcmp(cur_cpu_spec->oprofile_cpu_type, "ppc64/power9")) return -ENODEV; - rc = register_power_pmu(&power9_pmu); + if (cpu_has_feature(CPU_FTR_POWER9_DD1)) { + rc = register_power_pmu(&power9_isa207_pmu); + } + if (rc) return rc; |