[alsa-devel] Constant noise on HDA ALC275

[Takashi Iwai]

At Fri, 21 Sep 2012 17:29:09 +0200,
Julien Danjou wrote:
> 
> On Fri, Sep 21 2012, Takashi Iwai wrote:
> 
> > Thanks.  The DAC paths look good to me.
> > What happens if you load snd-hda-intel module with model="nofixup"
> > option?
> 
> It doesn't change anything.
> 
> FWIW, I did the following:
> 
> # rmmod snd-hda-intel
> (noise still here)
> # modprobe snd-hda-intel model=nofixup
> (speakers are silent for 1 sec, then modprobe returns and noise is back)
> # rmmod snd-hda-intel
> (noise still here)
> # modprobe snd-hda-intel
> (speakers are silent for 1 sec, then modprobe returns and noise is back)

Hm then I have no more clue.  Sony must have done something weird...


Takashi