From owner-svn-src-user@FreeBSD.ORG Sun Sep 11 17:07:34 2011 Return-Path: Delivered-To: svn-src-user@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2D986106564A; Sun, 11 Sep 2011 17:07:34 +0000 (UTC) (envelope-from adrian@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 1DA218FC1B; Sun, 11 Sep 2011 17:07:34 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id p8BH7YRG088056; Sun, 11 Sep 2011 17:07:34 GMT (envelope-from adrian@svn.freebsd.org) Received: (from adrian@localhost) by svn.freebsd.org (8.14.4/8.14.4/Submit) id p8BH7YbA088054; Sun, 11 Sep 2011 17:07:34 GMT (envelope-from adrian@svn.freebsd.org) Message-Id: <201109111707.p8BH7YbA088054@svn.freebsd.org> From: Adrian Chadd Date: Sun, 11 Sep 2011 17:07:33 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org X-SVN-Group: user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r225481 - user/adrian/if_ath_tx/sys/dev/ath X-BeenThere: svn-src-user@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the experimental " user" src tree" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Sep 2011 17:07:34 -0000 Author: adrian Date: Sun Sep 11 17:07:33 2011 New Revision: 225481 URL: http://svn.freebsd.org/changeset/base/225481 Log: Add another thing to research Modified: user/adrian/if_ath_tx/sys/dev/ath/README Modified: user/adrian/if_ath_tx/sys/dev/ath/README ============================================================================== --- user/adrian/if_ath_tx/sys/dev/ath/README Sun Sep 11 16:52:07 2011 (r225480) +++ user/adrian/if_ath_tx/sys/dev/ath/README Sun Sep 11 17:07:33 2011 (r225481) @@ -1,6 +1,13 @@ Things to debug! ---------------- +The txqactive bitmap (txeol, txurn, txok, etc) is setup at txq create +time to a set of values, then it seems after a channel scan all of the +bits are set to 1. I'm not yet sure why. Go in and fix these. +Note that ath9k caches the IMR_S2 value and rewrites it where needed. +It's possible that after a channel scan, these values are "initial" +values rather than the values setup by the if_ath driver. + < adrian> oh that's a fun bug. if I trigger A-MPDU using an aggregate UDP TX, I'm out of buffers < adrian> (as they're all locked up in pending queues) < adrian> so I can't send the ADDBA. :P