xref: /linux/tools/perf/util/hist.h (revision f898c16a0624e7f2dcb0b1cda6916c9be6489197)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_HIST_H
3 #define __PERF_HIST_H
4 
5 #include <linux/rbtree.h>
6 #include <linux/types.h>
7 #include "callchain.h"
8 #include "color.h"
9 #include "events_stats.h"
10 #include "evsel.h"
11 #include "map_symbol.h"
12 #include "mutex.h"
13 #include "sample.h"
14 #include "spark.h"
15 #include "stat.h"
16 
17 struct addr_location;
18 struct mem_info;
19 struct kvm_info;
20 struct branch_info;
21 struct branch_stack;
22 struct block_info;
23 struct ui_progress;
24 
25 enum hist_filter {
26 	HIST_FILTER__DSO,
27 	HIST_FILTER__THREAD,
28 	HIST_FILTER__PARENT,
29 	HIST_FILTER__SYMBOL,
30 	HIST_FILTER__GUEST,
31 	HIST_FILTER__HOST,
32 	HIST_FILTER__SOCKET,
33 	HIST_FILTER__C2C,
34 };
35 
36 enum hist_column {
37 	HISTC_SYMBOL,
38 	HISTC_TIME,
39 	HISTC_DSO,
40 	HISTC_THREAD,
41 	HISTC_COMM,
42 	HISTC_CGROUP_ID,
43 	HISTC_CGROUP,
44 	HISTC_PARENT,
45 	HISTC_CPU,
46 	HISTC_SOCKET,
47 	HISTC_SRCLINE,
48 	HISTC_SRCFILE,
49 	HISTC_MISPREDICT,
50 	HISTC_IN_TX,
51 	HISTC_ABORT,
52 	HISTC_SYMBOL_FROM,
53 	HISTC_SYMBOL_TO,
54 	HISTC_DSO_FROM,
55 	HISTC_DSO_TO,
56 	HISTC_LOCAL_WEIGHT,
57 	HISTC_GLOBAL_WEIGHT,
58 	HISTC_CODE_PAGE_SIZE,
59 	HISTC_MEM_DADDR_SYMBOL,
60 	HISTC_MEM_DADDR_DSO,
61 	HISTC_MEM_PHYS_DADDR,
62 	HISTC_MEM_DATA_PAGE_SIZE,
63 	HISTC_MEM_LOCKED,
64 	HISTC_MEM_TLB,
65 	HISTC_MEM_LVL,
66 	HISTC_MEM_SNOOP,
67 	HISTC_MEM_DCACHELINE,
68 	HISTC_MEM_IADDR_SYMBOL,
69 	HISTC_TRANSACTION,
70 	HISTC_CYCLES,
71 	HISTC_SRCLINE_FROM,
72 	HISTC_SRCLINE_TO,
73 	HISTC_TRACE,
74 	HISTC_SYM_SIZE,
75 	HISTC_DSO_SIZE,
76 	HISTC_SYMBOL_IPC,
77 	HISTC_MEM_BLOCKED,
78 	HISTC_LOCAL_INS_LAT,
79 	HISTC_GLOBAL_INS_LAT,
80 	HISTC_LOCAL_P_STAGE_CYC,
81 	HISTC_GLOBAL_P_STAGE_CYC,
82 	HISTC_ADDR_FROM,
83 	HISTC_ADDR_TO,
84 	HISTC_ADDR,
85 	HISTC_SIMD,
86 	HISTC_TYPE,
87 	HISTC_TYPE_OFFSET,
88 	HISTC_SYMBOL_OFFSET,
89 	HISTC_NR_COLS, /* Last entry */
90 };
91 
92 struct thread;
93 struct dso;
94 
95 struct hists {
96 	struct rb_root_cached	entries_in_array[2];
97 	struct rb_root_cached	*entries_in;
98 	struct rb_root_cached	entries;
99 	struct rb_root_cached	entries_collapsed;
100 	u64			nr_entries;
101 	u64			nr_non_filtered_entries;
102 	u64			callchain_period;
103 	u64			callchain_non_filtered_period;
104 	struct thread		*thread_filter;
105 	const struct dso	*dso_filter;
106 	const char		*uid_filter_str;
107 	const char		*symbol_filter_str;
108 	struct mutex		lock;
109 	struct hists_stats	stats;
110 	u64			event_stream;
111 	u16			col_len[HISTC_NR_COLS];
112 	bool			has_callchains;
113 	int			socket_filter;
114 	struct perf_hpp_list	*hpp_list;
115 	struct list_head	hpp_formats;
116 	int			nr_hpp_node;
117 };
118 
119 #define hists__has(__h, __f) (__h)->hpp_list->__f
120 
121 struct hist_entry_iter;
122 
123 struct hist_iter_ops {
124 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
125 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
126 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
127 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
128 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
129 };
130 
131 struct hist_entry_iter {
132 	int total;
133 	int curr;
134 
135 	struct evsel *evsel;
136 	struct perf_sample *sample;
137 	struct hist_entry *he;
138 	struct symbol *parent;
139 
140 	struct mem_info *mi;
141 	struct branch_info *bi;
142 	struct hist_entry **he_cache;
143 
144 	const struct hist_iter_ops *ops;
145 	/* user-defined callback function (optional) */
146 	int (*add_entry_cb)(struct hist_entry_iter *iter,
147 			    struct addr_location *al, bool single, void *arg);
148 	bool hide_unresolved;
149 };
150 
151 extern const struct hist_iter_ops hist_iter_normal;
152 extern const struct hist_iter_ops hist_iter_branch;
153 extern const struct hist_iter_ops hist_iter_mem;
154 extern const struct hist_iter_ops hist_iter_cumulative;
155 
156 struct res_sample {
157 	u64 time;
158 	int cpu;
159 	int tid;
160 };
161 
162 struct he_stat {
163 	u64			period;
164 	u64			period_sys;
165 	u64			period_us;
166 	u64			period_guest_sys;
167 	u64			period_guest_us;
168 	u64			weight1;
169 	u64			weight2;
170 	u64			weight3;
171 	u32			nr_events;
172 };
173 
174 struct namespace_id {
175 	u64			dev;
176 	u64			ino;
177 };
178 
179 struct hist_entry_diff {
180 	bool	computed;
181 	union {
182 		/* PERF_HPP__DELTA */
183 		double	period_ratio_delta;
184 
185 		/* PERF_HPP__RATIO */
186 		double	period_ratio;
187 
188 		/* HISTC_WEIGHTED_DIFF */
189 		s64	wdiff;
190 
191 		/* PERF_HPP_DIFF__CYCLES */
192 		s64	cycles;
193 	};
194 	struct stats	stats;
195 	unsigned long	svals[NUM_SPARKS];
196 };
197 
198 struct hist_entry_ops {
199 	void	*(*new)(size_t size);
200 	void	(*free)(void *ptr);
201 };
202 
203 /**
204  * struct hist_entry - histogram entry
205  *
206  * @row_offset - offset from the first callchain expanded to appear on screen
207  * @nr_rows - rows expanded in callchain, recalculated on folding/unfolding
208  */
209 struct hist_entry {
210 	struct rb_node		rb_node_in;
211 	struct rb_node		rb_node;
212 	union {
213 		struct list_head node;
214 		struct list_head head;
215 	} pairs;
216 	struct he_stat		stat;
217 	struct he_stat		*stat_acc;
218 	struct map_symbol	ms;
219 	struct thread		*thread;
220 	struct comm		*comm;
221 	struct namespace_id	cgroup_id;
222 	u64			cgroup;
223 	u64			ip;
224 	u64			transaction;
225 	s32			socket;
226 	s32			cpu;
227 	u64			code_page_size;
228 	u64			weight;
229 	u64			ins_lat;
230 	u64			p_stage_cyc;
231 	u8			cpumode;
232 	u8			depth;
233 	int			mem_type_off;
234 	struct simd_flags	simd_flags;
235 
236 	/* We are added by hists__add_dummy_entry. */
237 	bool			dummy;
238 	bool			leaf;
239 
240 	char			level;
241 	u8			filtered;
242 
243 	u16			callchain_size;
244 	union {
245 		/*
246 		 * Since perf diff only supports the stdio output, TUI
247 		 * fields are only accessed from perf report (or perf
248 		 * top).  So make it a union to reduce memory usage.
249 		 */
250 		struct hist_entry_diff	diff;
251 		struct /* for TUI */ {
252 			u16	row_offset;
253 			u16	nr_rows;
254 			bool	init_have_children;
255 			bool	unfolded;
256 			bool	has_children;
257 			bool	has_no_entry;
258 		};
259 	};
260 	char			*srcline;
261 	char			*srcfile;
262 	struct symbol		*parent;
263 	struct branch_info	*branch_info;
264 	long			time;
265 	struct hists		*hists;
266 	struct mem_info		*mem_info;
267 	struct block_info	*block_info;
268 	struct kvm_info		*kvm_info;
269 	void			*raw_data;
270 	u32			raw_size;
271 	int			num_res;
272 	struct res_sample	*res_samples;
273 	void			*trace_output;
274 	struct perf_hpp_list	*hpp_list;
275 	struct hist_entry	*parent_he;
276 	struct hist_entry_ops	*ops;
277 	struct annotated_data_type *mem_type;
278 	union {
279 		/* this is for hierarchical entry structure */
280 		struct {
281 			struct rb_root_cached	hroot_in;
282 			struct rb_root_cached   hroot_out;
283 		};				/* non-leaf entries */
284 		struct rb_root	sorted_chain;	/* leaf entry has callchains */
285 	};
286 	struct callchain_root	callchain[0]; /* must be last member */
287 };
288 
289 static __pure inline bool hist_entry__has_callchains(struct hist_entry *he)
290 {
291 	return he->callchain_size != 0;
292 }
293 
294 static inline bool hist_entry__has_pairs(struct hist_entry *he)
295 {
296 	return !list_empty(&he->pairs.node);
297 }
298 
299 static inline struct hist_entry *hist_entry__next_pair(struct hist_entry *he)
300 {
301 	if (hist_entry__has_pairs(he))
302 		return list_entry(he->pairs.node.next, struct hist_entry, pairs.node);
303 	return NULL;
304 }
305 
306 static inline void hist_entry__add_pair(struct hist_entry *pair,
307 					struct hist_entry *he)
308 {
309 	list_add_tail(&pair->pairs.node, &he->pairs.head);
310 }
311 
312 struct hist_entry *hists__add_entry(struct hists *hists,
313 				    struct addr_location *al,
314 				    struct symbol *parent,
315 				    struct branch_info *bi,
316 				    struct mem_info *mi,
317 				    struct kvm_info *ki,
318 				    struct perf_sample *sample,
319 				    bool sample_self);
320 
321 struct hist_entry *hists__add_entry_ops(struct hists *hists,
322 					struct hist_entry_ops *ops,
323 					struct addr_location *al,
324 					struct symbol *sym_parent,
325 					struct branch_info *bi,
326 					struct mem_info *mi,
327 					struct kvm_info *ki,
328 					struct perf_sample *sample,
329 					bool sample_self);
330 
331 struct hist_entry *hists__add_entry_block(struct hists *hists,
332 					  struct addr_location *al,
333 					  struct block_info *bi);
334 
335 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
336 			 int max_stack_depth, void *arg);
337 
338 struct perf_hpp;
339 struct perf_hpp_fmt;
340 
341 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
342 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
343 int hist_entry__transaction_len(void);
344 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
345 			      struct hists *hists);
346 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
347 				   struct perf_hpp_fmt *fmt, int printed);
348 int hist_entry__sym_snprintf(struct hist_entry *he, char *bf, size_t size,
349 			     unsigned int width);
350 void hist_entry__delete(struct hist_entry *he);
351 
352 typedef int (*hists__resort_cb_t)(struct hist_entry *he, void *arg);
353 
354 void evsel__output_resort_cb(struct evsel *evsel, struct ui_progress *prog,
355 			     hists__resort_cb_t cb, void *cb_arg);
356 void evsel__output_resort(struct evsel *evsel, struct ui_progress *prog);
357 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
358 void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
359 			     hists__resort_cb_t cb);
360 int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
361 
362 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
363 void hists__delete_entries(struct hists *hists);
364 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
365 
366 struct hist_entry *hists__get_entry(struct hists *hists, int idx);
367 
368 u64 hists__total_period(struct hists *hists);
369 void hists__reset_stats(struct hists *hists);
370 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
371 void hists__inc_nr_events(struct hists *hists);
372 void hists__inc_nr_samples(struct hists *hists, bool filtered);
373 void hists__inc_nr_lost_samples(struct hists *hists, u32 lost);
374 
375 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
376 		      int max_cols, float min_pcnt, FILE *fp,
377 		      bool ignore_callchains);
378 size_t evlist__fprintf_nr_events(struct evlist *evlist, FILE *fp,
379 				 bool skip_empty);
380 
381 void hists__filter_by_dso(struct hists *hists);
382 void hists__filter_by_thread(struct hists *hists);
383 void hists__filter_by_symbol(struct hists *hists);
384 void hists__filter_by_socket(struct hists *hists);
385 
386 static inline bool hists__has_filter(struct hists *hists)
387 {
388 	return hists->thread_filter || hists->dso_filter ||
389 		hists->symbol_filter_str || (hists->socket_filter > -1);
390 }
391 
392 u16 hists__col_len(struct hists *hists, enum hist_column col);
393 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
394 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
395 void hists__reset_col_len(struct hists *hists);
396 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
397 
398 void hists__match(struct hists *leader, struct hists *other);
399 int hists__link(struct hists *leader, struct hists *other);
400 int hists__unlink(struct hists *hists);
401 
402 static inline float hist_entry__get_percent_limit(struct hist_entry *he)
403 {
404 	u64 period = he->stat.period;
405 	u64 total_period = hists__total_period(he->hists);
406 
407 	if (unlikely(total_period == 0))
408 		return 0;
409 
410 	if (symbol_conf.cumulate_callchain)
411 		period = he->stat_acc->period;
412 
413 	return period * 100.0 / total_period;
414 }
415 
416 struct hists_evsel {
417 	struct evsel evsel;
418 	struct hists	  hists;
419 };
420 
421 static inline struct evsel *hists_to_evsel(struct hists *hists)
422 {
423 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
424 	return &hevsel->evsel;
425 }
426 
427 static inline struct hists *evsel__hists(struct evsel *evsel)
428 {
429 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
430 	return &hevsel->hists;
431 }
432 
433 static __pure inline bool hists__has_callchains(struct hists *hists)
434 {
435 	return hists->has_callchains;
436 }
437 
438 int hists__init(void);
439 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
440 
441 struct rb_root_cached *hists__get_rotate_entries_in(struct hists *hists);
442 
443 struct perf_hpp {
444 	char *buf;
445 	size_t size;
446 	const char *sep;
447 	void *ptr;
448 	bool skip;
449 };
450 
451 struct perf_hpp_fmt {
452 	const char *name;
453 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
454 		      struct hists *hists, int line, int *span);
455 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
456 		     struct hists *hists);
457 	void (*init)(struct perf_hpp_fmt *fmt, struct hist_entry *he);
458 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
459 		     struct hist_entry *he);
460 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
461 		     struct hist_entry *he);
462 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
463 		       struct hist_entry *a, struct hist_entry *b);
464 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
465 			    struct hist_entry *a, struct hist_entry *b);
466 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
467 			struct hist_entry *a, struct hist_entry *b);
468 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
469 	void (*free)(struct perf_hpp_fmt *fmt);
470 
471 	struct list_head list;
472 	struct list_head sort_list;
473 	bool elide;
474 	int len;
475 	int user_len;
476 	int idx;
477 	int level;
478 };
479 
480 struct perf_hpp_list {
481 	struct list_head fields;
482 	struct list_head sorts;
483 
484 	int nr_header_lines;
485 	int need_collapse;
486 	int parent;
487 	int sym;
488 	int dso;
489 	int socket;
490 	int thread;
491 	int comm;
492 };
493 
494 extern struct perf_hpp_list perf_hpp_list;
495 
496 struct perf_hpp_list_node {
497 	struct list_head	list;
498 	struct perf_hpp_list	hpp;
499 	int			level;
500 	bool			skip;
501 };
502 
503 void perf_hpp_list__column_register(struct perf_hpp_list *list,
504 				    struct perf_hpp_fmt *format);
505 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
506 					struct perf_hpp_fmt *format);
507 void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
508 				       struct perf_hpp_fmt *format);
509 
510 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
511 {
512 	perf_hpp_list__column_register(&perf_hpp_list, format);
513 }
514 
515 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
516 {
517 	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
518 }
519 
520 static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
521 {
522 	perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
523 }
524 
525 #define perf_hpp_list__for_each_format(_list, format) \
526 	list_for_each_entry(format, &(_list)->fields, list)
527 
528 #define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
529 	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
530 
531 #define perf_hpp_list__for_each_sort_list(_list, format) \
532 	list_for_each_entry(format, &(_list)->sorts, sort_list)
533 
534 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
535 	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
536 
537 #define hists__for_each_format(hists, format) \
538 	perf_hpp_list__for_each_format((hists)->hpp_list, format)
539 
540 #define hists__for_each_sort_list(hists, format) \
541 	perf_hpp_list__for_each_sort_list((hists)->hpp_list, format)
542 
543 extern struct perf_hpp_fmt perf_hpp__format[];
544 
545 enum {
546 	/* Matches perf_hpp__format array. */
547 	PERF_HPP__OVERHEAD,
548 	PERF_HPP__OVERHEAD_SYS,
549 	PERF_HPP__OVERHEAD_US,
550 	PERF_HPP__OVERHEAD_GUEST_SYS,
551 	PERF_HPP__OVERHEAD_GUEST_US,
552 	PERF_HPP__OVERHEAD_ACC,
553 	PERF_HPP__SAMPLES,
554 	PERF_HPP__PERIOD,
555 	PERF_HPP__WEIGHT1,
556 	PERF_HPP__WEIGHT2,
557 	PERF_HPP__WEIGHT3,
558 
559 	PERF_HPP__MAX_INDEX
560 };
561 
562 void perf_hpp__init(void);
563 void perf_hpp__cancel_cumulate(void);
564 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
565 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
566 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
567 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
568 				  struct evlist *evlist);
569 
570 
571 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
572 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
573 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
574 bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
575 bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
576 bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
577 bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
578 bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
579 bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
580 bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
581 
582 struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
583 
584 int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
585 
586 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
587 					 struct hists *hists)
588 {
589 	if (format->elide)
590 		return true;
591 
592 	if (perf_hpp__is_dynamic_entry(format) &&
593 	    !perf_hpp__defined_dynamic_entry(format, hists))
594 		return true;
595 
596 	return false;
597 }
598 
599 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
600 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
601 void perf_hpp__set_user_width(const char *width_list_str);
602 void hists__reset_column_width(struct hists *hists);
603 
604 enum perf_hpp_fmt_type {
605 	PERF_HPP_FMT_TYPE__RAW,
606 	PERF_HPP_FMT_TYPE__PERCENT,
607 	PERF_HPP_FMT_TYPE__AVERAGE,
608 };
609 
610 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
611 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
612 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
613 
614 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
615 	     struct hist_entry *he, hpp_field_fn get_field,
616 	     const char *fmtstr, hpp_snprint_fn print_fn,
617 	     enum perf_hpp_fmt_type fmtype);
618 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
619 		 struct hist_entry *he, hpp_field_fn get_field,
620 		 const char *fmtstr, hpp_snprint_fn print_fn,
621 		 enum perf_hpp_fmt_type fmtype);
622 
623 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
624 {
625 	hpp->buf  += inc;
626 	hpp->size -= inc;
627 }
628 
629 static inline size_t perf_hpp__use_color(void)
630 {
631 	return !symbol_conf.field_sep;
632 }
633 
634 static inline size_t perf_hpp__color_overhead(void)
635 {
636 	return perf_hpp__use_color() ?
637 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
638 	       : 0;
639 }
640 
641 struct evlist;
642 
643 struct hist_browser_timer {
644 	void (*timer)(void *arg);
645 	void *arg;
646 	int refresh;
647 };
648 
649 enum rstype {
650 	A_NORMAL,
651 	A_ASM,
652 	A_SOURCE
653 };
654 
655 struct block_hist {
656 	struct hists		block_hists;
657 	struct perf_hpp_list	block_list;
658 	struct perf_hpp_fmt	block_fmt;
659 	int			block_idx;
660 	bool			valid;
661 	struct hist_entry	he;
662 };
663 
664 #ifdef HAVE_SLANG_SUPPORT
665 #include "../ui/keysyms.h"
666 void attr_to_script(char *buf, struct perf_event_attr *attr);
667 
668 int map_symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
669 			     struct hist_browser_timer *hbt);
670 
671 int hist_entry__tui_annotate(struct hist_entry *he, struct evsel *evsel,
672 			     struct hist_browser_timer *hbt);
673 
674 int evlist__tui_browse_hists(struct evlist *evlist, const char *help, struct hist_browser_timer *hbt,
675 			     float min_pcnt, struct perf_env *env, bool warn_lost_event);
676 
677 int script_browse(const char *script_opt, struct evsel *evsel);
678 
679 void run_script(char *cmd);
680 int res_sample_browse(struct res_sample *res_samples, int num_res,
681 		      struct evsel *evsel, enum rstype rstype);
682 void res_sample_init(void);
683 
684 int block_hists_tui_browse(struct block_hist *bh, struct evsel *evsel,
685 			   float min_percent, struct perf_env *env);
686 #else
687 static inline
688 int evlist__tui_browse_hists(struct evlist *evlist __maybe_unused,
689 			     const char *help __maybe_unused,
690 			     struct hist_browser_timer *hbt __maybe_unused,
691 			     float min_pcnt __maybe_unused,
692 			     struct perf_env *env __maybe_unused,
693 			     bool warn_lost_event __maybe_unused)
694 {
695 	return 0;
696 }
697 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
698 					   struct evsel *evsel __maybe_unused,
699 					   struct hist_browser_timer *hbt __maybe_unused)
700 {
701 	return 0;
702 }
703 
704 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
705 					   struct evsel *evsel __maybe_unused,
706 					   struct hist_browser_timer *hbt __maybe_unused)
707 {
708 	return 0;
709 }
710 
711 static inline int script_browse(const char *script_opt __maybe_unused,
712 				struct evsel *evsel __maybe_unused)
713 {
714 	return 0;
715 }
716 
717 static inline int res_sample_browse(struct res_sample *res_samples __maybe_unused,
718 				    int num_res __maybe_unused,
719 				    struct evsel *evsel __maybe_unused,
720 				    enum rstype rstype __maybe_unused)
721 {
722 	return 0;
723 }
724 
725 static inline void res_sample_init(void) {}
726 
727 static inline int block_hists_tui_browse(struct block_hist *bh __maybe_unused,
728 					 struct evsel *evsel __maybe_unused,
729 					 float min_percent __maybe_unused,
730 					 struct perf_env *env __maybe_unused)
731 {
732 	return 0;
733 }
734 
735 #define K_LEFT  -1000
736 #define K_RIGHT -2000
737 #define K_SWITCH_INPUT_DATA -3000
738 #define K_RELOAD -4000
739 #endif
740 
741 unsigned int hists__sort_list_width(struct hists *hists);
742 unsigned int hists__overhead_width(struct hists *hists);
743 
744 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
745 			  struct perf_sample *sample, bool nonany_branch_mode,
746 			  u64 *total_cycles);
747 
748 struct option;
749 int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
750 int perf_hist_config(const char *var, const char *value);
751 
752 void perf_hpp_list__init(struct perf_hpp_list *list);
753 
754 enum hierarchy_move_dir {
755 	HMD_NORMAL,
756 	HMD_FORCE_SIBLING,
757 	HMD_FORCE_CHILD,
758 };
759 
760 struct rb_node *rb_hierarchy_last(struct rb_node *node);
761 struct rb_node *__rb_hierarchy_next(struct rb_node *node,
762 				    enum hierarchy_move_dir hmd);
763 struct rb_node *rb_hierarchy_prev(struct rb_node *node);
764 
765 static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
766 {
767 	return __rb_hierarchy_next(node, HMD_NORMAL);
768 }
769 
770 #define HIERARCHY_INDENT  3
771 
772 bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
773 int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
774 int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
775 int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
776 			   struct perf_hpp_list *hpp_list);
777 int hists__fprintf_headers(struct hists *hists, FILE *fp);
778 int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
779 
780 static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
781 {
782 	return __hists__scnprintf_title(hists, bf, size, true);
783 }
784 
785 #endif	/* __PERF_HIST_H */
786