Recent changes to ALSA for power saving

Daniel Chen seven.steps at
Wed May 27 07:23:15 UTC 2009

On Tue, May 26, 2009 at 11:18 PM, I wrote:
>> We expect there will be regressions in the form of audible pops when
>> the AMPs power down (and/or up). If you experience this symptom in

On Wed, May 27, 2009 at 8:03 AM, Alexandre Strube <surak at> wrote:
> Continually lowering the volume for, say, one second prior to disabling
> wouldn't mitigate this issue?

That is a potential workaround, but the correct fix would be in
linux's sound/pci/hda/*.c.


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