Date: Sun, 1 May 2011 16:36:56 -0500 From: Brandon Gooch <jamesbrandongooch@gmail.com> To: Bernhard Schmidt <bschmidt@freebsd.org> Cc: freebsd-net@freebsd.org, freebsd-wireless@freebsd.org Subject: Re: CFT: 11n support for iwn(4) Message-ID: <BANLkTikOL-FAU-=mu=aJ_RU8U1CrbPtYjQ@mail.gmail.com> In-Reply-To: <201105011524.09613.bschmidt@freebsd.org> References: <201105011319.30649.bschmidt@freebsd.org> <201105011524.09613.bschmidt@freebsd.org>
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--e0cb4e43d2abcc258304a23db4e6 Content-Type: text/plain; charset=ISO-8859-1 On Sun, May 1, 2011 at 8:24 AM, Bernhard Schmidt <bschmidt@freebsd.org> wrote: > On Sunday 01 May 2011 13:19:30 Bernhard Schmidt wrote: >> Hi, >> >> I finally managed to get the 11n bits for iwn(4) sorted out. Well, >> there is still an issue somewhere with HT40 frame protection or >> TX chain setup on 5000 adapters, resulting in throughput not being >> that stable. But overall it seems to work pretty decently >> >> This is for HEAD only right now, net80211 in stable/8 does not yet >> contain the latest 11n related fixes. So, if you run HEAD and have >> some iwn(4) hardware, I'd appreciate feedback. >> .. > > Updated version, I've missed a locking issue. > > -- > Bernhard Thanks for working on this Bernhard! Unfortunately, I'm having trouble achieving HT rates. After 'wlandebug 0xffffffff', lots of: ... May 1 14:38:15 x300 kernel: wlan0: received beacon from 00:1d:0f:d3:fb:cc rssi 47 May 1 14:38:15 x300 kernel: wlan0: [00:1d:0f:d3:fb:cc] discard beacon frame, ie too short, got 26, expected 30 ... I've attached relevant debugging information, but let me know if there may be anything else that could help. I need to work on DTracing net80211, any tips on relevant function traces? -Brandon --e0cb4e43d2abcc258304a23db4e6--
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