2010/3/30 Alex Deucher <alexdeuc...@gmail.com>:
> On Tue, Mar 30, 2010 at 1:30 PM, Christian König
> <deathsim...@vodafone.de> wrote:
>> Hi,
>>
>>> > It seems your TV refuses to use audio from analog stereo cable, when
>>> > it detects audio enabled over/in HDMI (just enabled, even purely
>>> > silent as in your case). And it seems we enable HDMI mode even when
>>> > you use radeon.audio=0.
>>> >
>>> > I've no idea what could affect this between 2.6.33-rc8 and 2.6.33
>>> > (stable). The list of changes for drm/radeon taken from
>>> > http://lkml.org/lkml/2010/2/24/301 :
>>>
>>> It doesn't seem to be the kernel, actually. I already tried with
>>> booting rc8
>>> and it is the same. Must be one of the other parts, then...
>> I also have no idea which change caused this, but the fix is rather
>> simple, just also disable the HDMI encoders when the audio codec gets
>> disabled by the module option. A patch is attached.
>>
>>> Can you provide "lspci" output by the way?
>> This is the second laptop where I see this strange configuration. From
>> the video drivers point of view everything is present (audio codec, HDMI
>> encoders, etc...), but the audio codec doesn't seems to be connected to
>> the PCI bus, so alsa can't see it.
>>
>> I have no idea how we could auto detect this case, but the attached
>> patch should be a good workaround.
>
> We should probably also only enable the audio timer when we enable
> audio otherwise it just keeps the CPU awake.

Could you explain "when we enable audio", please?

-- 
Rafał

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