[ath9k-devel] N mode

[Luis R. Rodriguez <lrodriguez@atheros.com>]

On Mon, May 18, 2009 at 05:10:04PM -0700, Luis Rodriguez wrote:
> On Mon, May 18, 2009 at 4:59 PM, Luis R. Rodriguez
> <lrodriguez@atheros.com> wrote:
> > On Mon, May 18, 2009 at 04:34:49PM -0700, Dmitri Seletski wrote:
> >> Luis R. Rodriguez wrote:
> >> > On Mon, May 18, 2009 at 4:09 PM, Dmitri Seletski <drjoms@gmail.com> wrote:
> >> >
> >> >
> >> >> compat-wireless-2009-05-19 # grep CONFIG_MAC80211_DEFAULT_PS config.mk
> >> >> CONFIG_MAC80211_DEFAULT_PS=n
> >> >> CONFIG_MAC80211_DEFAULT_PS_VALUE=1
> >> >>
> >> >> make :)
> >> >>
> >> >> make unload
> >> >> make install
> >> >> modprobe ath9k
> >> >> ip link set wlan0 up
> >> >> iwconfig wlan0 essid dlink
> >> >>
> >> >> last (IMHO)relevan't dmesg messages(got loads of dmesg history today)
> >> >>
> >> >>
> >> >> [14147.633677] phy0: Atheros AR5416 MAC/BB Rev:2 AR2133 RF Rev:81:
> >> >> mem=0xffffc200114e0000, irq=19
> >> >> [14182.582492] ADDRCONF(NETDEV_UP): wlan0: link is not ready
> >> >> [14216.110829] wlan0: direct probe to AP 00:1e:58:b4:f6:83 try 1
> >> >> [14216.310267] wlan0: direct probe to AP 00:1e:58:b4:f6:83 try 2
> >> >> [14216.316846] wlan0 direct probe responded
> >> >> [14216.316848] wlan0: authenticate with AP 00:1e:58:b4:f6:83
> >> >> [14216.320962] wlan0: authenticated
> >> >> [14216.320964] wlan0: associate with AP 00:1e:58:b4:f6:83
> >> >> [14216.520277] wlan0: associate with AP 00:1e:58:b4:f6:83
> >> >> [14216.527099] wlan0: deauthenticated (Reason: 9)
> >> >>
> >> >
> >> > I believe reason 9 is you're AP tells you that you are trying to
> >> > associate to it without first having authenticated.
> >> >
> >> >
> >> >> [14217.527273] wlan0: direct probe to AP 00:1e:58:b4:f6:83 try 3
> >> >> [14217.727264] wlan0: direct probe to AP 00:1e:58:b4:f6:83 timed out
> >> >> [14231.356054] wlan0: authenticate with AP 00:1e:58:b4:f6:83
> >> >> [14231.359188] wlan0: authenticated
> >> >> [14231.359191] wlan0: associate with AP 00:1e:58:b4:f6:83
> >> >> [14231.367102] wlan0: deauthenticated (Reason: 9)
> >> >>
> >> >
> >> > And we repeat this here.
> >> >
> >> >
> >> >> [14232.367277] wlan0: direct probe to AP 00:1e:58:b4:f6:83 try 1
> >> >> [14232.567284] wlan0: direct probe to AP 00:1e:58:b4:f6:83 try 2
> >> >> [14232.570837] wlan0 direct probe responded
> >> >> [14232.570843] wlan0: authenticate with AP 00:1e:58:b4:f6:83
> >> >> [14232.573250] wlan0: authenticated
> >> >> [14232.573434] wlan0: associate with AP 00:1e:58:b4:f6:83
> >> >> [14232.773283] wlan0: associate with AP 00:1e:58:b4:f6:83
> >> >> [14232.780130] wlan0: deauthenticated (Reason: 9)
> >> >>
> >> >
> >> > And here.
> >> >
> >> >
> >> >> [14233.780276] wlan0: direct probe to AP 00:1e:58:b4:f6:83 try 3
> >> >> [14233.784639] wlan0 direct probe responded
> >> >> [14233.784645] wlan0: authenticate with AP 00:1e:58:b4:f6:83
> >> >> [14233.799082] wlan0: authenticated
> >> >> [14233.799087] wlan0: association with AP 00:1e:58:b4:f6:83 timed out
> >> >>
> >> >> Access point in N mode only currently.
> >> >>
> >> >
> >> > Hm OK.
> >> >
> >> >
> >> >> Switching to mixture of N, G, B and dmesg throws this:
> >> >> [14233.799087] wlan0: association with AP 00:1e:58:b4:f6:83 timed out
> >> >> [14435.358964] wlan0: authenticate with AP 00:1e:58:b4:f6:83
> >> >> [14435.362920] wlan0: authenticated
> >> >> [14435.362922] wlan0: associate with AP 00:1e:58:b4:f6:83
> >> >> [14435.371750] wlan0: RX AssocResp from 00:1e:58:b4:f6:83 (capab=0x421
> >> >> status=0 aid=1)
> >> >> [14435.371752] wlan0: associated
> >> >> [14435.372601] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
> >> >> [14435.839637] wlan0: disassociated (Reason: 8)
> >> >>
> >> >
> >> > This is the STA has left. Hm,  lets try upgrading your supplicant...
> >> > Can you try upgrading to the latest from git?
> >> >
> >> > git://w1.fi/srv/git/hostap.git
> >> >
> >> >   Luis
> >> >
> >>
> >> Hello Luis.
> >> I have no idea what authentication you are talking about.
> >> I am sure that i dont use any authentication.
> >
> > I'm talking about the 802.11 authentication which is always
> > required prior to association (even when no encryption is enabled).
> >
> > Can you try a newer wpa_supplicant to see if that helps?
> 
> That is, use a plaintext supplicant as follows:
> 
> mcgrof at tesla ~ $ cat plaintext.conf
> ctrl_interface=/var/run/wpa_supplicant
> ap_scan=1
> network={
>         key_mgmt=NONE
>         ssid="your-ssid"
>         scan_ssid=1
> }
> 
> wpa_supplicant -i wlan0 -c plaintext.conf

Hm yeah nevermind this should have no effect, plain old wext should
caused auth/assoc to go well.

Can you provide the output of the dmesg log by and running the same
commands (no wpa_supplicant) but first modprobe ath9k as follows:

modprobe ath9k debug=0x00000200

  Luis