Re: No sound from Mac Pro headphone port

Raymond Yau
2015-05-08T14:36:48Z

2015-05-08 21:58 GMT+08:00 Todd Dailey <todd@todddailey.ca>:

> https://bugtrack.alsa-project.org/alsa-bug does not work so following
> instructions to post bug here.
>
> Linux 4. Mac Pro 2009. ACL889A codec.
>
> No sound from headphone port. Seems to detect plug / unplug OK.
>
> Works OK when machine booted to OS X or Windows 7.
>
> Have found several bug repors on similar issues with Mac laptops but no
> fixes.
>
> Have written e-mail with David Henningsson on problem but unable to find a
> solution.
>
> ALSA-info output:
>
> http://www.alsa-project.org/db/?f=1dc7146eb34af5ad307d029868f775fac5e2764e
>
>
Do your macpro spec support 5.1 ?

Simple mixer control 'Channel Mode',0
Capabilities: enum
Items: '2ch' '4ch' '6ch'
Item0: '2ch'

Pin default seem incorrect

1) Headphone at ext Rear
2) Line Out does not support jack detection
3) Mic jack ????

/sys/class/sound/hwC0D0/init_pin_configs:
0x14 0x01010150
0x15 0x400000f0
0x16 0x400000f0
0x17 0x400000f0
0x18 0x01a19070
0x19 0x01214040
0x1a 0x01813010
0x1b 0x90100130
0x1c 0x400000f0
0x1d 0x400000f0
0x1e 0x0145e160
0x1f 0x01c5e120

/sys/class/sound/hwC0D0/driver_pin_configs:

[ 4.057250] sound hdaudioC0D0: ALC889A: SKU not ready 0x400000f0
[ 4.057633] sound hdaudioC0D0: autoconfig for ALC889A: line_outs=1
(0x14/0x0/0x0/0x0/0x0) type:line
[ 4.057636] sound hdaudioC0D0: speaker_outs=1 (0x1b/0x0/0x0/0x0/0x0)
[ 4.057638] sound hdaudioC0D0: hp_outs=1 (0x19/0x0/0x0/0x0/0x0)
[ 4.057639] sound hdaudioC0D0: mono: mono_out=0x0
[ 4.057641] sound hdaudioC0D0: dig-out=0x1e/0x0
[ 4.057642] sound hdaudioC0D0: inputs:
[ 4.057645] sound hdaudioC0D0: Mic=0x18
[ 4.057646] sound hdaudioC0D0: Line=0x1a
[ 4.057648] sound hdaudioC0D0: dig-in=0x1f