[pulseaudio-discuss] Muting while changing ports

[Mark Brown]

On Thu, Sep 22, 2011 at 09:00:33AM +0800, Lu Guanqun wrote:

> Sorry to send it again, but as a second thought, isn't the annoying
> noise a bug of underlying driver? I once met with a poorly written
> driver that causes lots of unpleasant noises (though not in mixer
> changing operation).

If you're getting noise on volume change it's almost certainly due to
hardware issues and there's nothing the driver can do unless there's
some sort of erratum fix that can be activated.  Issues on power up or
power down, or on path change, can often be worked around.