[alsa-devel] Codec VIA VT2020/VT1718S and questions about commit 4ab2d53a99b6dcee86837d2a9739bfb9f468db45

Raymond Yau superquad.vortex2 at gmail.com
Fri Jun 17 03:27:34 CEST 2011

2011/6/17 alex dot baldacchino dot alsasub at gmail dot com
<alex.baldacchino.alsasub at gmail.com>:
> Hello,
> and that seems to be the same for other vt1718s codec implementations
> (by asrock): https://launchpadlibrarian.net/70606587/Card0.Codecs.codec.0.txt
>  (motherboard ASRock H55M Pro, more info at
> https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/772638 ),
> therefore your code seems to access a non-existing connection. Since
> such looks like not very safe/correct, Raymond Yau had suggested to
> change it into:
> -       {0x21, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(5)},
> +       {0x21, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(4)},

I only suggest you to ask Lydia who have submited a patch which change
this non-existing connection

More information about the Alsa-devel mailing list