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Diffstat (limited to 'arch/powerpc/perf/power9-pmu.c')
-rw-r--r--arch/powerpc/perf/power9-pmu.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/powerpc/perf/power9-pmu.c b/arch/powerpc/perf/power9-pmu.c
index bb28e1a41257..f17435e4a489 100644
--- a/arch/powerpc/perf/power9-pmu.c
+++ b/arch/powerpc/perf/power9-pmu.c
@@ -231,7 +231,7 @@ static int power9_generic_events_dd1[] = {
[PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = PM_ICT_NOSLOT_CYC,
[PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = PM_CMPLU_STALL,
[PERF_COUNT_HW_INSTRUCTIONS] = PM_INST_DISP,
- [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = PM_BRU_CMPL,
+ [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = PM_BR_CMPL_ALT,
[PERF_COUNT_HW_BRANCH_MISSES] = PM_BR_MPRED_CMPL,
[PERF_COUNT_HW_CACHE_REFERENCES] = PM_LD_REF_L1,
[PERF_COUNT_HW_CACHE_MISSES] = PM_LD_MISS_L1_FIN,
@@ -453,6 +453,12 @@ static int __init init_power9_pmu(void)
* sampling scenarios in power9 DD1, instead use PM_INST_DISP.
*/
EVENT_VAR(PM_INST_CMPL, _g).id = PM_INST_DISP;
+ /*
+ * Power9 DD1 should use PM_BR_CMPL_ALT event code for
+ * "branches" to provide correct counter value.
+ */
+ EVENT_VAR(PM_BRU_CMPL, _g).id = PM_BR_CMPL_ALT;
+ EVENT_VAR(PM_BRU_CMPL, _c).id = PM_BR_CMPL_ALT;
rc = register_power_pmu(&power9_isa207_pmu);
} else {
rc = register_power_pmu(&power9_pmu);