diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c index 2539d4baec44..d2ae5a5c13ee 100644 --- a/tools/perf/util/arm-spe.c +++ b/tools/perf/util/arm-spe.c @@ -26,6 +26,7 @@ #include "symbol.h" #include "thread.h" #include "thread-stack.h" +#include "tsc.h" #include "tool.h" #include "util/synthetic-events.h" @@ -45,6 +46,8 @@ struct arm_spe { struct machine *machine; u32 pmu_type; + struct perf_tsc_conversion tc; + u8 timeless_decoding; u8 data_queued; @@ -1006,6 +1009,7 @@ int arm_spe_process_auxtrace_info(union perf_event *event, { struct perf_record_auxtrace_info *auxtrace_info = &event->auxtrace_info; size_t min_sz = sizeof(u64) * ARM_SPE_AUXTRACE_PRIV_MAX; + struct perf_record_time_conv *tc = &session->time_conv; struct arm_spe *spe; int err; @@ -1027,6 +1031,28 @@ int arm_spe_process_auxtrace_info(union perf_event *event, spe->pmu_type = auxtrace_info->priv[ARM_SPE_PMU_TYPE]; spe->timeless_decoding = arm_spe__is_timeless_decoding(spe); + + /* + * The synthesized event PERF_RECORD_TIME_CONV has been handled ahead + * and the parameters for hardware clock are stored in the session + * context. Passes these parameters to the struct perf_tsc_conversion + * in "spe->tc", which is used for later conversion between clock + * counter and timestamp. + * + * For backward compatibility, copies the fields starting from + * "time_cycles" only if they are contained in the event. + */ + spe->tc.time_shift = tc->time_shift; + spe->tc.time_mult = tc->time_mult; + spe->tc.time_zero = tc->time_zero; + + if (event_contains(*tc, time_cycles)) { + spe->tc.time_cycles = tc->time_cycles; + spe->tc.time_mask = tc->time_mask; + spe->tc.cap_user_time_zero = tc->cap_user_time_zero; + spe->tc.cap_user_time_short = tc->cap_user_time_short; + } + spe->auxtrace.process_event = arm_spe_process_event; spe->auxtrace.process_auxtrace_event = arm_spe_process_auxtrace_event; spe->auxtrace.flush_events = arm_spe_flush;