Return-path: Received: from mms2.broadcom.com ([216.31.210.18]:4487 "EHLO mms2.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753326Ab2C0Qu3 (ORCPT ); Tue, 27 Mar 2012 12:50:29 -0400 Message-ID: <4F71EFCC.5030300@broadcom.com> (sfid-20120327_185035_223328_BD3F6821) Date: Tue, 27 Mar 2012 18:50:20 +0200 From: "Arend van Spriel" MIME-Version: 1.0 To: "Naveen Goswamy" cc: "linux-wireless@vger.kernel.org" Subject: Re: brcmsmac not working well Content-Type: text/plain; charset=iso-8859-1; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: On 03/27/2012 04:53 PM, Naveen Goswamy wrote: > I have the BCM4313 [14e4:4727] (rev 01) > > When using wireshark, I see that I am getting many {TCP Retransmission,TCP Dup > ACK,TCP RST} with {TCP, HTTP, SSH} when using brcmsmac driver in the 3.2.1 > kernel. I've tried 3.3-rc5 kernel with similar results. > > I notice a lot of these popping up in /var/log/messages as well: > > ieee80211 phy0: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 155/256 dur > 1746/1504 > ieee80211 phy0: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 130/256 dur > 1546/1504 > ieee80211 phy0: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 130/256 dur > 1546/1504 > > > any ideas how to solve this? Starting a new thread (I hope) These messages are only indicating (possible) violation of the WMM txop parameter. So what problem are you looking into here beside the issues you observe in wireshark. I mean the problem that made you decide to run wireshark. Gr. AvS