linux-kernel - Re: wifi iwlagn fails to authenticate after wake from suspend

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Date:	Sat, 07 Jan 2012 15:33:17 -0500
From:	Gene Smith <gds@...rtertn.net>
To:	linux-kernel@...r.kernel.org
Cc:	linux-wireless@...r.kernel.org
Subject: Re: wifi iwlagn fails to authenticate after wake from suspend

On 01/01/2012 06:26 PM, Gene Smith wrote:
>> On 12/12/2011 09:48 AM, wwguy wrote:

>> try the following module parameter and see if help
>>
>> $sudo modprobe iwlagn bt_coex_active=0
>>
>> Thanks
>> Wey
>>
>
> Unfortunately the latest fedora 16 kernel, 3.1.6-1.fc16.x86_64, renders
> this fix
> ineffective and again cannot resume wifi after a sleep and must reboot.
> Therefore must stay with older kernels for this to work and for wifi to
> resume
> after sleep:
> 3.1.5-6.fc16 is still OK with bt_coex_active=0
> 3.1.5-2.fc16 is also still OK with this fix.

The kernel 3.1.6-1.fc16.x86_64 now uses wireless driver called iwlwifi and
not  iwlagn. I was not setting the parameter correctly. When I do this

modprobe iwlwifi bt_coex_active=0

the workaround is still OK and wireless reconnects after sleep.



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