Re: AR6k: to rfkill

[Andy Green <andy@warmcat.com>]

Somebody in the thread at some point said:
> On Thursday 18 December 2008 23:28:43 Andy Green wrote:
>> Somebody in the thread at some point said:
>>
>>> In Openmoko, we're wondering whether we should make the Atheros AR6k
>> Let me put that simpler for you Werner :-)
>>
>> "In Openmoko" we already use the nice rfkill interface to turn our USB 
>> bluetooth device on and off... it certainly stops RF emissions from it.
>>
>> Now we plan to do the same for our AR6001 implementation... it has no 
>> switched power to the module, it is "always on".  It seems the only way 
>> to get it to a low power state is an IOCTL that currently needs to be 
>> set by a userspace app.
>>
>> In the same manner as we switch bluetooth, I have asked Werner to write 
>> a patch that will use rfkill to issue the IOCTL to switch the AR6001 
>> into low power / no RF mode.
>>
>> Does that raise any eyebrows?
> 
> Is the wireless kernel driver a binary blob?

No, Openmoko won't have anything to do with in-kernel binary blobs. 
There is binary firmware in it in flash though.

It's not very kernel style C:

http://git.openmoko.org/?p=kernel.git;a=tree;f=drivers/ar6000;h=ab7abd9222054919a3cd0ce6ecbec64b6057cbed;hb=andy-tracking

-Andy