[alsa-devel] Dell XPS 9360 continuous hissing sound

[Takashi Iwai]

On Fri, 22 Mar 2019 12:40:22 +0100,
Paulo Fidalgo wrote:
> 
> Hi!
> 
> After a bug report on Fedora
> (https://bugzilla.redhat.com/show_bug.cgi?id=1677353)
> 
> ----
> When I start t he computer I hears a continuous background noise. The
> problem is also described here:
> https://wiki.archlinux.org/index.php/Dell_XPS_13_(9360)#Continuous_hissing_sound_with_headphones
> 
> I need to issue the command `amixer -c 0 cset 'numid=10' 1` to solve
> the problem, but every time I reboot the computer I need to run it
> again.
> This has been happening for quite some time, but I've been post-poning
> the bug report.

What is the original value before setting this amixer command above?
You can get via "amixer -c0 get numid=10'.

Does the noise again when you restore the value after setting to 1 in
the above?


Takashi

> 
> Current kernel: 4.20.7-200.fc29.x86_64
> 
> Alsa information:
> http://www.alsa-project.org/db/?f=df4834c53335709abb521c767e7b1da2f4371744
> ----
> They advise me to contact you, to see if we can get a solution on this.
> 
> Note: The computer also does not recognise (switch to) when I plug an headset.
> 
> If you need more information, I'm eager to help diagnose and help to
> solve this, but I have no Kernel programming skills, other than that
> count on me.
> 
> Kind regards,
> 
> Paulo Fidalgo
>