tools/net/ynl: support decoding indexed arrays as enums

When decoding an indexed-array with a scalar subtype, it is currently
only possible to add a display-hint. Add support for decoding each value
as an enum.

Signed-off-by: Donald Hunter <donald.hunter@gmail.com>
Link: https://patch.msgid.link/20250211120127.84858-3-donald.hunter@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/tools/net/ynl/pyynl/lib/ynl.py b/tools/net/ynl/pyynl/lib/ynl.py
index 8b39d8b1eaa8a07680158bd2f75d21d982fa02f9..b73e07f1f60cd2b6e57c12cc3410327a2122b2f6 100644 (file)
--- a/tools/net/ynl/pyynl/lib/ynl.py
+++ b/tools/net/ynl/pyynl/lib/ynl.py
@@ -650,7 +650,9 @@ class YnlFamily(SpecFamily):
                 decoded.append(subattr)
             elif attr_spec["sub-type"] in NlAttr.type_formats:
                 subattr = item.as_scalar(attr_spec['sub-type'], attr_spec.byte_order)
-                if attr_spec.display_hint:
+                if 'enum' in attr_spec:
+                    subattr = self._decode_enum(subattr, attr_spec)
+                elif attr_spec.display_hint:
                     subattr = self._formatted_string(subattr, attr_spec.display_hint)
                 decoded.append(subattr)
             else: