[Bug 284551] [wlan] [run] packet loss on ralink in ap mode

From: <bugzilla-noreply_at_freebsd.org>
Date: Tue, 04 Feb 2025 01:16:01 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=284551

            Bug ID: 284551
           Summary: [wlan] [run] packet loss on ralink in ap mode
           Product: Base System
           Version: 13.4-RELEASE
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Many People
          Priority: ---
         Component: kern
          Assignee: bugs@FreeBSD.org
          Reporter: bugs-freebsd-org916@ketas.si.pri.ee

several adapters experience unusual packet loss in ap mode

i tested those:

MAC/BBP RT5592 (rev 0x0222), RF RT5592 (MIMO 2T2R)
MAC/BBP RT5390 (rev 0x0502), RF RT5370 (MIMO 1T1R)

packet loss doesn't happen in, e.g. rtwn adapters
i suspect powersave issues but this is wild guess

i'm ready to test / debug any solutions, should anyone have any ideas

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