[alsa-devel] macmini5,3 and imac27 ssid conflict

Takashi Iwai tiwai at suse.de
Tue Oct 30 13:21:55 CET 2012


At Tue, 30 Oct 2012 20:14:25 +0800,
Raymond Yau wrote:
> 
> >>>
> http://www.alsa-project.org/db/?f=5e7f45089ce82985c003fa2608bed82726ebbdf6
> 
> > > how many audio jacks do your macmini have ?
> > >
> > > seem only line in support jack detect, internal mic support balanced but
> > > ext mic does not support jack detect
> >
> > There are two audio jacks:
> >
> > 1. An analogue headset/external speakers jack. Note that in order for the
> external speakers to work, I need to use HDA Analyser to change the
> settings otherwise things remain stuck on the internal speaker. I did not
> try an analogue headset.
> 
> https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/892697
> 
> >
> > 2. An analogue line-in jack. I tried this with a powered condenser
> microphone - I can hear a recording, but the level is too low for practical
> use.
> >
> > I'm not sure there is an internal microphone connected - shouting at the
> mac mini box does not produce an audible recording :P
> 
> http://git.kernel.org/?p=linux/kernel/git/tiwai/sound.git;a=commitdiff;h=6dfeb703e386369d9f1585d29482efe7b2b4401d;hp=e2301a4de22c438f5a962c7cefc3e9cba736991c
> 
> Advanced information - PCI Vendor/Device/Subsystem ID's
> !!-------------------------------------------------------
> 
> 00:1b.0 0403: 8086:1c20 (rev 05)
> Subsystem: 8086:7270
> 
> your macmini pci subsystem is also 8086:7270 which is same as imac27

8086:7270 PCI SSID is no longer referred.  The codec SSID are checked
instead.

> the pin default of your macmini (init_pin_config) is replaced by the pin
> config of model imac27 (driver_pin_config)
> 
> Codec: Cirrus Logic CS4206
> Address: 0 AFG Function Id: 0x1 (unsol 0)
> Vendor Id: 0x10134206
> Subsystem Id: 0x106b2100
> 
> is the subsystem id in codec unique ?

It should be.


Takashi


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