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Subject[PATCH v9 4/5] perf/tools: Pass pmu_event structure as a parameter for arch_get_runtimeparam
Date
This patch adds passing of  pmu_event as a parameter in function
'arch_get_runtimeparam' which can be used to get details like
if the event is percore/perchip.

Signed-off-by: Kajol Jain <kjain@linux.ibm.com>
Acked-by: Ian Rogers <irogers@google.com>
---
tools/perf/arch/powerpc/util/header.c | 7 +++++--
tools/perf/util/metricgroup.c | 5 ++---
tools/perf/util/metricgroup.h | 3 ++-
3 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c
index 1a950171a66f..58b2d610aadb 100644
--- a/tools/perf/arch/powerpc/util/header.c
+++ b/tools/perf/arch/powerpc/util/header.c
@@ -40,8 +40,11 @@ get_cpuid_str(struct perf_pmu *pmu __maybe_unused)
return bufp;
}

-int arch_get_runtimeparam(void)
+int arch_get_runtimeparam(struct pmu_event *pe)
{
int count;
- return sysfs__read_int("/devices/hv_24x7/interface/sockets", &count) < 0 ? 1 : count;
+ char path[PATH_MAX] = "/devices/hv_24x7/interface/";
+
+ atoi(pe->aggr_mode) == PerChip ? strcat(path, "sockets") : strcat(path, "coresperchip");
+ return sysfs__read_int(path, &count) < 0 ? 1 : count;
}
diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c
index 8831b964288f..c387aa1615ba 100644
--- a/tools/perf/util/metricgroup.c
+++ b/tools/perf/util/metricgroup.c
@@ -15,7 +15,6 @@
#include "rblist.h"
#include <string.h>
#include <errno.h>
-#include "pmu-events/pmu-events.h"
#include "strlist.h"
#include <assert.h>
#include <linux/ctype.h>
@@ -634,7 +633,7 @@ static bool metricgroup__has_constraint(struct pmu_event *pe)
return false;
}

-int __weak arch_get_runtimeparam(void)
+int __weak arch_get_runtimeparam(struct pmu_event *pe __maybe_unused)
{
return 1;
}
@@ -902,7 +901,7 @@ static int add_metric(struct list_head *metric_list,
} else {
int j, count;

- count = arch_get_runtimeparam();
+ count = arch_get_runtimeparam(pe);

/* This loop is added to create multiple
* events depend on count value and add
diff --git a/tools/perf/util/metricgroup.h b/tools/perf/util/metricgroup.h
index 62623a39cbec..491a5d78252d 100644
--- a/tools/perf/util/metricgroup.h
+++ b/tools/perf/util/metricgroup.h
@@ -5,6 +5,7 @@
#include <linux/list.h>
#include <linux/rbtree.h>
#include <stdbool.h>
+#include "pmu-events/pmu-events.h"

struct evsel;
struct evlist;
@@ -52,6 +53,6 @@ int metricgroup__parse_groups_test(struct evlist *evlist,
void metricgroup__print(bool metrics, bool groups, char *filter,
bool raw, bool details);
bool metricgroup__has_metric(const char *metric);
-int arch_get_runtimeparam(void);
+int arch_get_runtimeparam(struct pmu_event *pe __maybe_unused);
void metricgroup__rblist_exit(struct rblist *metric_events);
#endif
--
2.26.2
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