tools: ynl: cli: extract the event/notify handling in --list-attrs

Event and notify handling is quite different from do / dump
handling. Forcing it into print_mode_attrs() doesn't really
buy us anything as events and notifications do not have requests.
Call print_attr_list() directly. Apart form subjective code
clarity this also removes the word "reply" from the output:

Before:

  Event reply attributes:

Now:

  Event attributes:

Tested-by: Gal Pressman <gal@nvidia.com>
Acked-by: Stanislav Fomichev <sdf@fomichev.me>
Reviewed-by: Donald Hunter <donald.hunter@gmail.com>
Link: https://patch.msgid.link/20260110233142.3921386-7-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

1 files changed, 12 insertions, 9 deletions

diff --git a/tools/net/ynl/pyynl/cli.py b/tools/net/ynl/pyynl/cli.py
index 6975efa7874f..6d2f0412dde0 100755
--- a/tools/net/ynl/pyynl/cli.py
+++ b/tools/net/ynl/pyynl/cli.py
@@ -120,11 +120,11 @@ def print_attr_list(ynl, attr_names, attr_set, indent=2):
                     print_attr_list(ynl, nested_names, nested_set, indent + 4)
 
 
-def print_mode_attrs(ynl, mode, mode_spec, attr_set, print_request=True):
+def print_mode_attrs(ynl, mode, mode_spec, attr_set):
     """Print a given mode (do/dump/event/notify)."""
     mode_title = mode.capitalize()
 
-    if print_request and 'request' in mode_spec and 'attributes' in mode_spec['request']:
+    if 'request' in mode_spec and 'attributes' in mode_spec['request']:
         print(f'\n{mode_title} request attributes:')
         print_attr_list(ynl, mode_spec['request']['attributes'], attr_set)
 
@@ -132,25 +132,28 @@ def print_mode_attrs(ynl, mode, mode_spec, attr_set, print_request=True):
         print(f'\n{mode_title} reply attributes:')
         print_attr_list(ynl, mode_spec['reply']['attributes'], attr_set)
 
-    if 'attributes' in mode_spec:
-        print(f'\n{mode_title} attributes:')
-        print_attr_list(ynl, mode_spec['attributes'], attr_set)
-
 
 def do_doc(ynl, op):
     """Handle --list-attrs $op, print the attr information to stdout"""
     print(f'Operation: {color(op.name, Colors.BOLD)}')
     print(op.yaml['doc'])
 
-    for mode in ['do', 'dump', 'event']:
+    for mode in ['do', 'dump']:
         if mode in op.yaml:
-            print_mode_attrs(ynl, mode, op.yaml[mode], op.attr_set, True)
+            print_mode_attrs(ynl, mode, op.yaml[mode], op.attr_set)
+
+    if 'attributes' in op.yaml.get('event', {}):
+        print('\nEvent attributes:')
+        print_attr_list(ynl, op.yaml['event']['attributes'], op.attr_set)
 
     if 'notify' in op.yaml:
         mode_spec = op.yaml['notify']
         ref_spec = ynl.msgs.get(mode_spec).yaml.get('do')
+        if not ref_spec:
+            ref_spec = ynl.msgs.get(mode_spec).yaml.get('dump')
         if ref_spec:
-            print_mode_attrs(ynl, 'notify', ref_spec, op.attr_set, False)
+            print('\nNotification attributes:')
+            print_attr_list(ynl, ref_spec['reply']['attributes'], op.attr_set)
 
     if 'mcgrp' in op.yaml:
         print(f"\nMulticast group: {op.yaml['mcgrp']}")