Re: 100.0% power usage Device Audio codec hwC0D0

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On Fri, 16 Nov 2012 07:18:50 -0300, andrew cooke <andrew@xxxxxxxxxx>
wrote:
> I've been subscribed here a week and seen no useful replies - I am not
sure
> anyone that knows anything read this list.  You may be better trying the
> development list.  Andrew

Thanks Andrew, I'll move the question over to -devel.
*t

> On Fri, Nov 16, 2012 at 10:08:43AM +0100, Tomas Pospisek wrote:
>> Hello,
>> 
>> (this is a repost, with an improved mail subject)
>> 
>> The kernel of the upcoming Debian release and some
>> kernels of Ubuntu seem to be suffering from HDA
>> running at full force upon wakeup and producing
>> a lot of heat (keeping the fan spinning loudly).
>> 
>> The bug tracking can be found here:
>> 
>>     https://bugs.launchpad.net/ubuntu/+source/linux/+bug/877560
>> 
>> is there anything known about this problem? What the root of
>> the problem is? How to solve it? Are there patches? Are there
>> kernels that have fixed the problem? Are there workarounds?
>> 
>> The problem seems to be impacting quite a few users.
>> *t
>> 
>> 
>>
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