From: Steve Brown <sbrown@cortland.com>
To: ath9k-devel@lists.ath9k.org
Subject: [ath9k-devel] AR9260 hang during connection to AP
Date: Tue, 24 Feb 2009 02:51:57 -0500 [thread overview]
Message-ID: <49A3A71D.8080600@cortland.com> (raw)
In-Reply-To: <18851.31428.305864.482898@gargle.gargle.HOWL>
Sujith wrote:
> Steve Brown wrote:
>
>> Feb 20 11:01:29 ubuntu kernel: [15783.068821] ath9k: Set channel: 2437 MHz
>> Feb 20 11:01:29 ubuntu kernel: [15783.068825] ath9k: tx chmask: 1, rx chmask: 1
>> Feb 20 11:01:29 ubuntu kernel: [15783.068909] ath9k: (2412 MHz) -> (2437 MHz), chanwidth: 0
>> Feb 20 11:01:29 ubuntu kernel: [15783.069918] ath9k: RX filter 0x0 bssid 00:0e:8e:1d:f5:5b aid 0x0
>> Feb 20 11:01:29 ubuntu kernel: [15783.070935] ath9k: Set channel: 2437 MHz
>> Feb 20 11:01:29 ubuntu kernel: [15783.070941] ath9k: tx chmask: 1, rx chmask: 1
>> Feb 20 11:01:29 ubuntu kernel: [15783.071026] ath9k: (2437 MHz) -> (2437 MHz), chanwidth: 0
>>
>
> Is the AP on channel 6 ? Configured with dynamic 20/40 ?
>
hostapd.conf
channel=6
ht_capab=[HT40-][SHORT-GI-40][DSSS_CCK-40]
iw phy phy1 info
Wiphy phy1
Band 1:
HT capabilities: 0x104e
* 20/40 MHz operation
* SM PS disabled
* 40 MHz short GI
* max A-MSDU len 3839
* DSSS/CCK 40 MHz
HT A-MPDU factor: 0x0003 (65535 bytes)
HT A-MPDU density: 0x0006 (8 usec)
HT MCS set: ff ff 00 00 00 00 00 00 00 00 00 00 01 00 00 00
>
>> Feb 20 11:01:29 ubuntu kernel: [15783.074932] ath9k: RX filter 0x0 bssid 00:0e:8e:1d:f5:5b aid 0x0
>> Feb 20 11:01:29 ubuntu kernel: [15783.075828] ath9k: Configure tx [queue/halq] [0/3], aifs: 2, cw_min: 15, cw_max: 1023, txop: 0
>> Feb 20 11:01:29 ubuntu kernel: [15783.075842] ath9k: Configure tx [queue/halq] [1/2], aifs: 2, cw_min: 15, cw_max: 1023, txop: 0
>> Feb 20 11:01:29 ubuntu kernel: [15783.075853] ath9k: Configure tx [queue/halq] [2/1], aifs: 2, cw_min: 15, cw_max: 1023, txop: 0
>> Feb 20 11:01:29 ubuntu kernel: [15783.075864] ath9k: Configure tx [queue/halq] [3/0], aifs: 2, cw_min: 15, cw_max: 1023, txop: 0
>> Feb 20 11:01:29 ubuntu kernel: [15783.075880] wlan2: authenticate with AP 00:0e:8e:1d:f5:5b
>> Feb 20 11:01:29 ubuntu kernel: [15783.078537] wlan2: authenticated
>> Feb 20 11:01:29 ubuntu kernel: [15783.078540] wlan2: associate with AP 00:0e:8e:1d:f5:5b
>> Feb 20 11:01:29 ubuntu kernel: [15783.081874] wlan2: RX AssocResp from 00:0e:8e:1d:f5:5b (capab=0x411 status=0 aid=2)
>> Feb 20 11:01:29 ubuntu kernel: [15783.081878] wlan2: associated
>> Feb 20 11:01:29 ubuntu kernel: [15783.081889] ath9k: Choosing rate table for mode: 10
>>
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>
> This is the bug, the AP advertises 20/40, but sets the operating channel to 20 Mhz,
> but ath9k chooses the wrong rate table since it doesn't honor the AP's current channel width.
>
> Sujith
>
Hope this answers your question.
Steve
next prev parent reply other threads:[~2009-02-24 7:51 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-11 14:17 [ath9k-devel] AR9260 hang during connection to AP Alex Williams
2009-02-11 14:38 ` Sujith
2009-02-11 16:05 ` Alex Williams
2009-02-11 16:49 ` Sujith
2009-02-11 21:00 ` Alex Williams
2009-02-13 12:02 ` Alex Williams
2009-02-19 19:19 ` Steve Brown
2009-02-20 16:16 ` Steve Brown
2009-02-23 15:36 ` Sujith
2009-02-24 4:42 ` Sujith
2009-02-24 7:51 ` Steve Brown [this message]
2009-02-24 9:52 ` Sujith
2009-02-24 18:41 ` Steve Brown
2009-02-25 4:13 ` Sujith
2009-02-25 8:17 ` Steve Brown
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