[ath9k-devel] No probe response from AP after 500ms, disconnecting.

[Mohammed Shafi <shafi.ath9k@gmail.com>]

On Wed, May 25, 2011 at 1:37 PM, Mohammed Shafi <shafi.ath9k@gmail.com> wrote:
> On Wed, May 25, 2011 at 12:28 PM, Cedric Sodhi <manday@gmx.net> wrote:
>> Dear list,
>>
>> I use a Atheros HTC USB Wireless Device TL-WN721N with 9271. This is
>> basically a very new devices which received a lot of positive reviews.
>> And linux people keep insisting that Atheros are one of the better Wifi
>> choices to make on linux. But I'm not getting anywhere this device!
>>
>> I'm on the latest mainline with the newest firmware and the bleeding edge
>> WiFi drivers and I get *frequent* connection losses and slow
>> re-associates - and sometimes I associate but it takes minutes for
>> routes to come up. This hasn't changed since day 1 I installed the
>> device and went on for months.
>>
>> Virtually every internet page that has more than a "light textual"
>> content renders the connection unusable. If I just leave it like that it
>> takes a long time to get back on, usually I restart the interface which
>> helps it reassociating a little quicker.
>>
>> As soon as there are several concurrent connections or just a moderate
>> load on the device the connection fails, dmesg leaves me with nothing
>> but:
>>
>> ieee80211 phy0: wlan0: No probe response from AP XX:XX:XX:XX:XX:XX after 500ms, disconnecting.
>> cfg80211: Calling CRDA for country: CN
>> wlan0: authenticate with XX:XX:XX:XX:XX:XX (try 1)
>> wlan0: authenticated
>> wlan0: associate with XX:XX:XX:XX:XX:XX (try 1)
>> wlan0: RX AssocResp from XX:XX:XX:XX:XX:XX (capab=0x431 status=0 aid=1)
>> wlan0: associated
>
> are you sure of using the latest firmware here:
> http://wireless.kernel.org/download/htc_fw/
> and please mention the version of compat wireless you are using
>
>>
>> I'm getting a little desperate over this as it'S really frustrating.
>
> will try to recreate the issue here once I get the ?card

also please enable the mac80211 debugs in config.mk of your compat wireless

CONFIG_MAC80211=m

CONFIG_MAC80211_DEBUGFS=y
CONFIG_MAC80211_NOINLINE=y
CONFIG_MAC80211_VERBOSE_DEBUG=y
CONFIG_MAC80211_HT_DEBUG=y
CONFIG_MAC80211_TKIP_DEBUG=y
CONFIG_MAC80211_IBSS_DEBUG=y
CONFIG_MAC80211_VERBOSE_PS_DEBUG=y
CONFIG_MAC80211_VERBOSE_MPL_DEBUG=y
CONFIG_MAC80211_VERBOSE_MHWMP_DEBUG=y
CONFIG_MAC80211_DEBUG_COUNTERS=y


>
>>
>> Thanks for your help
>>
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>>
>