| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef __PERF_STATS_H |
| #define __PERF_STATS_H |
| |
| #include <linux/types.h> |
| #include <stdio.h> |
| #include "xyarray.h" |
| #include "rblist.h" |
| |
| struct stats { |
| double n, mean, M2; |
| u64 max, min; |
| }; |
| |
| enum perf_stat_evsel_id { |
| PERF_STAT_EVSEL_ID__NONE = 0, |
| PERF_STAT_EVSEL_ID__CYCLES_IN_TX, |
| PERF_STAT_EVSEL_ID__TRANSACTION_START, |
| PERF_STAT_EVSEL_ID__ELISION_START, |
| PERF_STAT_EVSEL_ID__CYCLES_IN_TX_CP, |
| PERF_STAT_EVSEL_ID__TOPDOWN_TOTAL_SLOTS, |
| PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_ISSUED, |
| PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_RETIRED, |
| PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_BUBBLES, |
| PERF_STAT_EVSEL_ID__TOPDOWN_RECOVERY_BUBBLES, |
| PERF_STAT_EVSEL_ID__SMI_NUM, |
| PERF_STAT_EVSEL_ID__APERF, |
| PERF_STAT_EVSEL_ID__MAX, |
| }; |
| |
| struct perf_stat_evsel { |
| struct stats res_stats[3]; |
| enum perf_stat_evsel_id id; |
| u64 *group_data; |
| }; |
| |
| enum aggr_mode { |
| AGGR_NONE, |
| AGGR_GLOBAL, |
| AGGR_SOCKET, |
| AGGR_CORE, |
| AGGR_THREAD, |
| AGGR_UNSET, |
| }; |
| |
| enum { |
| CTX_BIT_USER = 1 << 0, |
| CTX_BIT_KERNEL = 1 << 1, |
| CTX_BIT_HV = 1 << 2, |
| CTX_BIT_HOST = 1 << 3, |
| CTX_BIT_IDLE = 1 << 4, |
| CTX_BIT_MAX = 1 << 5, |
| }; |
| |
| #define NUM_CTX CTX_BIT_MAX |
| |
| enum stat_type { |
| STAT_NONE = 0, |
| STAT_NSECS, |
| STAT_CYCLES, |
| STAT_STALLED_CYCLES_FRONT, |
| STAT_STALLED_CYCLES_BACK, |
| STAT_BRANCHES, |
| STAT_CACHEREFS, |
| STAT_L1_DCACHE, |
| STAT_L1_ICACHE, |
| STAT_LL_CACHE, |
| STAT_ITLB_CACHE, |
| STAT_DTLB_CACHE, |
| STAT_CYCLES_IN_TX, |
| STAT_TRANSACTION, |
| STAT_ELISION, |
| STAT_TOPDOWN_TOTAL_SLOTS, |
| STAT_TOPDOWN_SLOTS_ISSUED, |
| STAT_TOPDOWN_SLOTS_RETIRED, |
| STAT_TOPDOWN_FETCH_BUBBLES, |
| STAT_TOPDOWN_RECOVERY_BUBBLES, |
| STAT_SMI_NUM, |
| STAT_APERF, |
| STAT_MAX |
| }; |
| |
| struct runtime_stat { |
| struct rblist value_list; |
| }; |
| |
| struct perf_stat_config { |
| enum aggr_mode aggr_mode; |
| bool scale; |
| FILE *output; |
| unsigned int interval; |
| unsigned int timeout; |
| int times; |
| struct runtime_stat *stats; |
| int stats_num; |
| }; |
| |
| void update_stats(struct stats *stats, u64 val); |
| double avg_stats(struct stats *stats); |
| double stddev_stats(struct stats *stats); |
| double rel_stddev_stats(double stddev, double avg); |
| |
| static inline void init_stats(struct stats *stats) |
| { |
| stats->n = 0.0; |
| stats->mean = 0.0; |
| stats->M2 = 0.0; |
| stats->min = (u64) -1; |
| stats->max = 0; |
| } |
| |
| struct perf_evsel; |
| struct perf_evlist; |
| |
| struct perf_aggr_thread_value { |
| struct perf_evsel *counter; |
| int id; |
| double uval; |
| u64 val; |
| u64 run; |
| u64 ena; |
| }; |
| |
| bool __perf_evsel_stat__is(struct perf_evsel *evsel, |
| enum perf_stat_evsel_id id); |
| |
| #define perf_stat_evsel__is(evsel, id) \ |
| __perf_evsel_stat__is(evsel, PERF_STAT_EVSEL_ID__ ## id) |
| |
| extern struct runtime_stat rt_stat; |
| extern struct stats walltime_nsecs_stats; |
| |
| typedef void (*print_metric_t)(void *ctx, const char *color, const char *unit, |
| const char *fmt, double val); |
| typedef void (*new_line_t )(void *ctx); |
| |
| void runtime_stat__init(struct runtime_stat *st); |
| void runtime_stat__exit(struct runtime_stat *st); |
| void perf_stat__init_shadow_stats(void); |
| void perf_stat__reset_shadow_stats(void); |
| void perf_stat__reset_shadow_per_stat(struct runtime_stat *st); |
| void perf_stat__update_shadow_stats(struct perf_evsel *counter, u64 count, |
| int cpu, struct runtime_stat *st); |
| struct perf_stat_output_ctx { |
| void *ctx; |
| print_metric_t print_metric; |
| new_line_t new_line; |
| bool force_header; |
| }; |
| |
| void perf_stat__print_shadow_stats(struct perf_evsel *evsel, |
| double avg, int cpu, |
| struct perf_stat_output_ctx *out, |
| struct rblist *metric_events, |
| struct runtime_stat *st); |
| void perf_stat__collect_metric_expr(struct perf_evlist *); |
| |
| int perf_evlist__alloc_stats(struct perf_evlist *evlist, bool alloc_raw); |
| void perf_evlist__free_stats(struct perf_evlist *evlist); |
| void perf_evlist__reset_stats(struct perf_evlist *evlist); |
| |
| int perf_stat_process_counter(struct perf_stat_config *config, |
| struct perf_evsel *counter); |
| struct perf_tool; |
| union perf_event; |
| struct perf_session; |
| int perf_event__process_stat_event(struct perf_tool *tool, |
| union perf_event *event, |
| struct perf_session *session); |
| |
| size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp); |
| size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp); |
| size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp); |
| #endif |