Search Linux Wireless

Re: ath9k 9380: All 5Ghz channels flagged as passive-scanning

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, May 24, 2011 at 6:18 AM, Brian Prodoehl <bprodoehl@xxxxxxxxx> wrote:
> On Tue, May 24, 2011 at 9:11 AM, Luis R. Rodriguez <mcgrof@xxxxxxxxx> wrote:
>> On Tue, May 24, 2011 at 6:00 AM, Brian Prodoehl <bprodoehl@xxxxxxxxx> wrote:
>>> On Mon, May 23, 2011 at 2:52 PM, Ben Greear <greearb@xxxxxxxxxxxxxxx> wrote:
>>>> On 05/23/2011 11:39 AM, Ben Greear wrote:
>>>>>
>>>>> On 05/23/2011 09:54 AM, Ben Greear wrote:
>>>>>>
>>>>>> On 05/23/2011 04:28 AM, Mohammed Shafi wrote:
>>>>>>>
>>>>>>> On Sat, May 21, 2011 at 3:52 AM, Ben Greear<greearb@xxxxxxxxxxxxxxx>
>>>>>>> wrote:
>>>>>>>>
>>>>>>>> This is on 2.6.39-wl+
>>>>>>>>
>>>>>>>> All the 5Ghz channels are showing as passive scanning, which
>>>>>>>> makes them unusable for APs if nothing else.
>>>>>>>
>>>>>>> for me channels 36,40,44,48 are ok in 5ghz. used the latest
>>>>>>> wireless-testing just brought the card up as station mode.
>>>>>>
>>>>>> Most of my systems show the same, at least most of the time.
>>>>>>
>>>>>>
>>>>>>>> Any idea why this is happening?
>>>>>>>
>>>>>>> don't know, may be regulatory.
>>>>>>
>>>>>> After a reboot and an idle weekend, mine also look normal.
>>>>>> So, it's something transient it appears.
>>>>>
>>>>> Err, I mis-spoke..the 9380 system still shows passive
>>>>> scanning everywhere...
>>>>
>>>> Busted one:
>>>>
>>>> ath: EEPROM regdomain: 0x6a
>>>> ath: EEPROM indicates we should expect a direct regpair map
>>>> ath: Country alpha2 being used: 00
>>>> ath: Regpair used: 0x6a
>>>>
>>>> cfg80211: Calling CRDA for country: US
>>>> cfg80211: Regulatory domain changed to country: US
>>>> cfg80211: Â Â (start_freq - end_freq @ bandwidth), (max_antenna_gain,
>>>> max_eirp)
>>>> cfg80211: Â Â (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2700 mBm)
>>>> cfg80211: Â Â (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm)
>>>> cfg80211: Â Â (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
>>>> cfg80211: Â Â (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
>>>> cfg80211: Â Â (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
>>>> cfg80211: Â Â (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm)
>>>>
>>>>
>>>> Bleh, seems my Sparklan 127 NIC is set to world-roam :(
>>>>
>>>> What a total pain in the arse!
>>>> Ben
>>>>
>>>> --
>>>> Ben Greear <greearb@xxxxxxxxxxxxxxx>
>>>> Candela Technologies Inc Âhttp://www.candelatech.com
>>>
>>>
>>> Strange. ÂThis is what I get out of my WPEA-127N:
>>>
>>> ath: EEPROM regdomain: 0x0
>>> ath: EEPROM indicates default country code should be used
>>> ath: doing EEPROM country->regdmn map search
>>> ath: country maps to regdmn code: 0x3a
>>> ath: Country alpha2 being used: US
>>> ath: Regpair used: 0x3a
>>>
>>> Here's how my 5GHz channels look:
>>> Â Â Â Â Â Â Â ÂFrequencies:
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5180 MHz [36] (17.0 dBm)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5200 MHz [40] (17.0 dBm)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5220 MHz [44] (17.0 dBm)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5240 MHz [48] (17.0 dBm)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5260 MHz [52] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5280 MHz [56] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5300 MHz [60] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5320 MHz [64] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5500 MHz [100] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5520 MHz [104] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5540 MHz [108] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5560 MHz [112] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5580 MHz [116] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5600 MHz [120] (disabled)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5620 MHz [124] (disabled)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5640 MHz [128] (disabled)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5660 MHz [132] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5680 MHz [136] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5700 MHz [140] (20.0 dBm) (passive scanning, no IBSS, radar detection)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5745 MHz [149] (30.0 dBm)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5765 MHz [153] (30.0 dBm)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5785 MHz [157] (30.0 dBm)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5805 MHz [161] (30.0 dBm)
>>> Â Â Â Â Â Â Â Â Â Â Â Â* 5825 MHz [165] (30.0 dBm)
>>>
>>> This is running 2.6.37 with compat-wireless from sometime in March,
>>> probably. ÂI'll try with 2.6.39 and latest compat-wireless when I get
>>> a chance.
>>
>> What's the problem? You ahve DFS requirements on the channels listed
>> with DFS. You can initiate radiation on the others. We lack master
>> support for DFS yet so you cannot initiate radiation on those
>> channels.
>>
>> ÂLuis
>
> What I'm seeing is exactly what I would expect. ÂWhat Ben is seeing,
> with the same model card, is different (he has passive scanning set on
> all 5GHz channels). ÂIt looks like SparkLan changed the EEPROM
> regdomain on the WPEA-127N from 0 to 0x6a (I bought my cards a month
> or so before he did).

Call and complain?

  Luis
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Host AP]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Linux Kernel]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Device Mapper]
  Powered by Linux