[alsa-devel] Avoid overload of PCM volume on Cx5045 codec

Takashi Iwai tiwai at suse.de
Thu Jun 19 11:51:37 CEST 2008

At Wed, 18 Jun 2008 21:58:40 +0200,
=?ISO-8859-1?Q?Andreas_P=E5hlsson?= wrote:
> Hello.
> I've had a problem with low volume on my laptop and while scratching
> this itch I found the patch titled "hda-codec - Avoid overload of PCM
> volume on Cx5045 codec" I reverted this patch and of course got a lot
> more volume. The description states: "The PCM volume of Cx5045 codec
> has overload that isn't useful but rather harmful.  Add a hack to
> override the amp info to set the max level 0 dB.". Does anybody know
> where to find more information on a better default value for the max
> level setting?

Then maybe this workaround is specific to HP laptops.
Could you give the alsa-info.sh output, and a more detailed
information of your laptop (vendor, model)?  Before working on the
source code, one should check the mixer setting at first.


More information about the Alsa-devel mailing list