[alsa-devel] [PATCH 0/10] Realtek auto-parser updates

Raymond Yau superquad.vortex2 at gmail.com
Sat Apr 30 04:44:13 CEST 2011

2011/4/30 Takashi Iwai <tiwai at suse.de>

> Hi, this is a series of patches I'm going to apply as 2.6.40 material.
> Basically this adds the missing features to BIOS auto-parser mode, the
> support of multi-channel setup (2/4/6-channels) and the auto-mute of
> line-out jacks as well as speakers.
> Many changes have been done but mostly in systematic manner.
> I've checked through hda-emu and a few machines with Realtek codecs,
> but of course can't cover all changes I made.
> If you see any issues with the updated tree, please let me know.
How about those 4 jacks 8 channels notebook (e.g. ms-1656)  ?

using hda-emu and codec info from


0x1b is internal speaker
0x14 is the green jack
0x17 is the grey jack
0x18 is the pink jack
0x1a is the blue jack

autoconfig: line_outs=1 (0x17/0x0/0x0/0x0/0x0) type:line
   speaker_outs=1 (0x1b/0x0/0x0/0x0/0x0)
   hp_outs=1 (0x14/0x0/0x0/0x0/0x0)
   mono: mono_out=0x0
   inputs: Mic=0x18 Internal Mic=0x19 Line=0x1a

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