diff options
Diffstat (limited to 'drivers/perf/arm_cspmu/arm_cspmu.c')
-rw-r--r-- | drivers/perf/arm_cspmu/arm_cspmu.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/perf/arm_cspmu/arm_cspmu.c b/drivers/perf/arm_cspmu/arm_cspmu.c index 2ecbf8d7714b..1ba00d640352 100644 --- a/drivers/perf/arm_cspmu/arm_cspmu.c +++ b/drivers/perf/arm_cspmu/arm_cspmu.c @@ -576,7 +576,7 @@ static void arm_cspmu_disable(struct pmu *pmu) static int arm_cspmu_get_event_idx(struct arm_cspmu_hw_events *hw_events, struct perf_event *event) { - int idx; + int idx, ret; struct arm_cspmu *cspmu = to_arm_cspmu(event->pmu); if (supports_cycle_counter(cspmu)) { @@ -610,6 +610,12 @@ static int arm_cspmu_get_event_idx(struct arm_cspmu_hw_events *hw_events, if (idx >= cspmu->num_logical_ctrs) return -EAGAIN; + if (cspmu->impl.ops.validate_event) { + ret = cspmu->impl.ops.validate_event(cspmu, event); + if (ret) + return ret; + } + set_bit(idx, hw_events->used_ctrs); return idx; |