[PATCH v9 3/7] perf jevents: Support EventidCode and NodeType

From: Jing Zhang
Date: Mon Sep 18 2023 - 07:53:37 EST


The previous code assumes an event has either an "event=" or "config"
field at the beginning. For CMN neither of these may be present, as an
event is typically "type=xx,eventid=xxx".

So add EventidCode and NodeType to support CMN event description.

I compared pmu_event.c before and after compiling with JEVENT_ARCH=all,
they are consistent.

Signed-off-by: Jing Zhang <renyu.zj@xxxxxxxxxxxxxxxxx>
---
tools/perf/pmu-events/jevents.py | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py
index a7e8833..057d51aa 100755
--- a/tools/perf/pmu-events/jevents.py
+++ b/tools/perf/pmu-events/jevents.py
@@ -298,6 +298,7 @@ class JsonEvent:
if 'ExtSel' in jd:
eventcode |= int(jd['ExtSel']) << 8
configcode = int(jd['ConfigCode'], 0) if 'ConfigCode' in jd else None
+ eventidcode = int(jd['EventidCode'], 0) if 'EventidCode' in jd else None
self.name = jd['EventName'].lower() if 'EventName' in jd else None
self.topic = ''
self.compat = jd.get('Compat')
@@ -335,7 +336,13 @@ class JsonEvent:
if precise and self.desc and '(Precise Event)' not in self.desc:
extra_desc += ' (Must be precise)' if precise == '2' else (' (Precise '
'event)')
- event = f'config={llx(configcode)}' if configcode is not None else f'event={llx(eventcode)}'
+ event = None
+ if configcode is not None:
+ event = f'config={llx(configcode)}'
+ elif eventidcode is not None:
+ event = f'eventid={llx(eventidcode)}'
+ else:
+ event = f'event={llx(eventcode)}'
event_fields = [
('AnyThread', 'any='),
('PortMask', 'ch_mask='),
@@ -345,6 +352,7 @@ class JsonEvent:
('Invert', 'inv='),
('SampleAfterValue', 'period='),
('UMask', 'umask='),
+ ('NodeType', 'type='),
]
for key, value in event_fields:
if key in jd and jd[key] != '0':
--
1.8.3.1