Public bug reported:
Binary package hint: linux-image-2.6-686
# uname -a
Linux snus 2.6.15-26-686 #1 SMP PREEMPT Thu Aug 3 03:13:28 UTC 2006 i686
GNU/Linux
# lspci
...
0000:00:1b.0 0403: Intel Corporation 82801G (ICH7 Family) High Definition Audio
Controller (rev 01)
...
# cat /proc/asound/card0/codec#0 > codec#0_normal
# hibernate
... after resume there is no sound
# cat /proc/asound/card0/codec#0 > codec#0_suspend
# diff codec#0_normal codec#0_suspend
11c11
< Amp-Out vals: [0x15 0x15]
---
> Amp-Out vals: [0x80 0x80]
19c19
< Amp-In vals: [0x0e 0x0e] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80]
[0x80 0x80]
---
> Amp-In vals: [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80]
> [0x80 0x80]
26c26
< Amp-Out vals: [0x1e 0x1e]
---
> Amp-Out vals: [0x1f 0x1f]
40c40
< Pin-ctls: 0x20: IN
---
> Pin-ctls: 0xc0: OUT HP
50c50
< Pin-ctls: 0x20: IN
---
> Pin-ctls: 0xc0: OUT HP
76c76
< Amp-In vals: [0x07 0x07] [0x07 0x07] [0x80 0x80] [0x17 0x17]
---
> Amp-In vals: [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x17 0x17]
# modprobe -r snd-hda-intel
# modprobe snd-hda-intel
...then sound comes back, and pin-ctls OUT HP are again set to IN
** Affects: linux-meta (Ubuntu)
Importance: Untriaged
Status: Unconfirmed
--
module snd-hda-intel incorrectly initializes PIN settings after suspend
https://launchpad.net/bugs/55071
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