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-rw-r--r--tools/perf/util/pmu.c145
1 files changed, 52 insertions, 93 deletions
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 075c82dd1347..e9a4f31926bf 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -23,6 +23,7 @@
#include "evsel.h"
#include "pmu.h"
#include "parse-events.h"
+#include "print-events.h"
#include "header.h"
#include "string2.h"
#include "strbuf.h"
@@ -1579,13 +1580,6 @@ static char *format_alias(char *buf, int len, const struct perf_pmu *pmu,
return buf;
}
-static char *format_alias_or(char *buf, int len, const struct perf_pmu *pmu,
- const struct perf_pmu_alias *alias)
-{
- snprintf(buf, len, "%s OR %s/%s/", alias->name, pmu->name, alias->name);
- return buf;
-}
-
/** Struct for ordering events as output in perf list. */
struct sevent {
/** PMU for event. */
@@ -1629,7 +1623,7 @@ static int cmp_sevent(const void *a, const void *b)
/* Order CPU core events to be first */
if (as->is_cpu != bs->is_cpu)
- return bs->is_cpu - as->is_cpu;
+ return as->is_cpu ? -1 : 1;
/* Order by PMU name. */
a_pmu_name = as->pmu->name ?: "";
@@ -1642,27 +1636,6 @@ static int cmp_sevent(const void *a, const void *b)
return strcmp(a_name, b_name);
}
-static void wordwrap(char *s, int start, int max, int corr)
-{
- int column = start;
- int n;
-
- while (*s) {
- int wlen = strcspn(s, " \t");
-
- if (column + wlen >= max && column > start) {
- printf("\n%*s", start, "");
- column = start + corr;
- }
- n = printf("%s%.*s", column > start ? " " : "", wlen, s);
- if (n <= 0)
- break;
- s += wlen;
- column += n;
- s = skip_spaces(s);
- }
-}
-
bool is_pmu_core(const char *name)
{
return !strcmp(name, "cpu") || is_arm_pmu_core(name);
@@ -1685,24 +1658,19 @@ static bool pmu_alias_is_duplicate(struct sevent *alias_a,
return strcmp(a_pmu_name, b_pmu_name) == 0;
}
-void print_pmu_events(const char *event_glob, bool name_only, bool quiet_flag,
- bool long_desc, bool details_flag, bool deprecated,
- const char *pmu_name)
+void print_pmu_events(const struct print_callbacks *print_cb, void *print_state)
{
struct perf_pmu *pmu;
- struct perf_pmu_alias *alias;
+ struct perf_pmu_alias *event;
char buf[1024];
int printed = 0;
int len, j;
struct sevent *aliases;
- int numdesc = 0;
- int columns = pager_get_columns();
- char *topic = NULL;
pmu = NULL;
len = 0;
while ((pmu = perf_pmu__scan(pmu)) != NULL) {
- list_for_each_entry(alias, &pmu->aliases, list)
+ list_for_each_entry(event, &pmu->aliases, list)
len++;
if (pmu->selectable)
len++;
@@ -1715,32 +1683,15 @@ void print_pmu_events(const char *event_glob, bool name_only, bool quiet_flag,
pmu = NULL;
j = 0;
while ((pmu = perf_pmu__scan(pmu)) != NULL) {
- bool is_cpu;
+ bool is_cpu = is_pmu_core(pmu->name) || perf_pmu__is_hybrid(pmu->name);
- if (pmu_name && pmu->name && strcmp(pmu_name, pmu->name))
- continue;
-
- is_cpu = is_pmu_core(pmu->name) || perf_pmu__is_hybrid(pmu->name);
-
- list_for_each_entry(alias, &pmu->aliases, list) {
- if (alias->deprecated && !deprecated)
- continue;
-
- if (event_glob != NULL &&
- !(strglobmatch_nocase(alias->name, event_glob) ||
- (!is_cpu &&
- strglobmatch_nocase(alias->name, event_glob)) ||
- (alias->topic &&
- strglobmatch_nocase(alias->topic, event_glob))))
- continue;
-
- aliases[j].event = alias;
+ list_for_each_entry(event, &pmu->aliases, list) {
+ aliases[j].event = event;
aliases[j].pmu = pmu;
aliases[j].is_cpu = is_cpu;
j++;
}
- if (pmu->selectable &&
- (event_glob == NULL || strglobmatch(pmu->name, event_glob))) {
+ if (pmu->selectable) {
aliases[j].event = NULL;
aliases[j].pmu = pmu;
aliases[j].is_cpu = is_cpu;
@@ -1750,7 +1701,12 @@ void print_pmu_events(const char *event_glob, bool name_only, bool quiet_flag,
len = j;
qsort(aliases, len, sizeof(struct sevent), cmp_sevent);
for (j = 0; j < len; j++) {
- char *name, *desc;
+ const char *name, *alias = NULL, *scale_unit = NULL,
+ *desc = NULL, *long_desc = NULL,
+ *encoding_desc = NULL, *topic = NULL,
+ *metric_name = NULL, *metric_expr = NULL;
+ bool deprecated = false;
+ size_t buf_used;
/* Skip duplicates */
if (j > 0 && pmu_alias_is_duplicate(&aliases[j], &aliases[j - 1]))
@@ -1758,48 +1714,51 @@ void print_pmu_events(const char *event_glob, bool name_only, bool quiet_flag,
if (!aliases[j].event) {
/* A selectable event. */
- snprintf(buf, sizeof(buf), "%s//", aliases[j].pmu->name);
+ buf_used = snprintf(buf, sizeof(buf), "%s//", aliases[j].pmu->name) + 1;
name = buf;
- } else if (aliases[j].event->desc) {
- name = aliases[j].event->name;
} else {
- if (!name_only && aliases[j].is_cpu) {
- name = format_alias_or(buf, sizeof(buf), aliases[j].pmu,
- aliases[j].event);
+ if (aliases[j].event->desc) {
+ name = aliases[j].event->name;
+ buf_used = 0;
} else {
name = format_alias(buf, sizeof(buf), aliases[j].pmu,
aliases[j].event);
+ if (aliases[j].is_cpu) {
+ alias = name;
+ name = aliases[j].event->name;
+ }
+ buf_used = strlen(buf) + 1;
}
- }
- if (name_only) {
- printf("%s ", name);
- continue;
- }
- printed++;
- if (!aliases[j].event || !aliases[j].event->desc || quiet_flag) {
- printf(" %-50s [Kernel PMU event]\n", name);
- continue;
- }
- if (numdesc++ == 0)
- printf("\n");
- if (aliases[j].event->topic && (!topic ||
- strcmp(topic, aliases[j].event->topic))) {
- printf("%s%s:\n", topic ? "\n" : "", aliases[j].event->topic);
+ if (strlen(aliases[j].event->unit) || aliases[j].event->scale != 1.0) {
+ scale_unit = buf + buf_used;
+ buf_used += snprintf(buf + buf_used, sizeof(buf) - buf_used,
+ "%G%s", aliases[j].event->scale,
+ aliases[j].event->unit) + 1;
+ }
+ desc = aliases[j].event->desc;
+ long_desc = aliases[j].event->long_desc;
topic = aliases[j].event->topic;
+ encoding_desc = buf + buf_used;
+ buf_used += snprintf(buf + buf_used, sizeof(buf) - buf_used,
+ "%s/%s/", aliases[j].pmu->name,
+ aliases[j].event->str) + 1;
+ metric_name = aliases[j].event->metric_name;
+ metric_expr = aliases[j].event->metric_expr;
+ deprecated = aliases[j].event->deprecated;
}
- printf(" %-50s\n", name);
- printf("%*s", 8, "[");
- desc = long_desc ? aliases[j].event->long_desc : aliases[j].event->desc;
- wordwrap(desc, 8, columns, 0);
- printf("]\n");
- if (details_flag) {
- printf("%*s%s/%s/ ", 8, "", aliases[j].pmu->name, aliases[j].event->str);
- if (aliases[j].event->metric_name)
- printf(" MetricName: %s", aliases[j].event->metric_name);
- if (aliases[j].event->metric_expr)
- printf(" MetricExpr: %s", aliases[j].event->metric_expr);
- putchar('\n');
- }
+ print_cb->print_event(print_state,
+ aliases[j].pmu->name,
+ topic,
+ name,
+ alias,
+ scale_unit,
+ deprecated,
+ "Kernel PMU event",
+ desc,
+ long_desc,
+ encoding_desc,
+ metric_name,
+ metric_expr);
}
if (printed && pager_in_use())
printf("\n");
generated by cgit v1.2.3 (git 2.39.0) at 2024-10-17 08:46:13 +0300