#1599: Suspend / resume breaks audio
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Reporter: phyce | Owner: openmoko-kernel
Type: defect | Status: new
Priority: normal | Milestone: OM-2007.2
Component: System Software | Version: GTA02v5
Severity: normal | Resolution:
Keywords: sound audio suspend resume | Blocking:
Blockedby: |
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Changes (by phyce):
* milestone: => OM-2007.2
Comment:
Some more testing (suspending while playing) :
[EMAIL PROTECTED]:~# aplay Alias.wav &
[EMAIL PROTECTED]:~# Playing WAVE 'Alias.wav' : Signed 16 bit Little Endian,
Rate 44100 Hz, Stereo
[EMAIL PROTECTED]:~#
[EMAIL PROTECTED]:~#
[EMAIL PROTECTED]:~# apm -s
Suspended. Trying resume. [EMAIL PROTECTED]:~# Done.
underrun!!! (at least 36217.829 ms long)
[No sound anymore]
[EMAIL PROTECTED]:~# ps -edf
[...]
root 1412 1407 4 20:22 pts/0 00:00:01 aplay Alias.wav
[...]
[EMAIL PROTECTED]:~# kill 1412
[EMAIL PROTECTED]:~# Aborted by signal Terminated...
[1] + Done(1) aplay Alias.wav
[EMAIL PROTECTED]:~#
[EMAIL PROTECTED]:~# aplay Alias.wav
Playing WAVE 'Alias.wav' : Signed 16 bit Little Endian, Rate 44100 Hz,
Stereo
[aplay hangs. No sound anymore until reboot]
I checked logread, some interesting parts (maybe) :
Jul 18 20:22:35 om-gta02 user.info kernel: soc-audio soc-audio: starting
resume work
Jul 18 20:22:36 om-gta02 user.info kernel: soc-audio soc-audio: resume
work completed
Jul 18 20:22:36 om-gta02 user.err kernel: dma2: channel has nothing loaded
Jul 18 20:22:36 om-gta02 user.err kernel: dma2: channel has nothing loaded
using 2007.2 updated to a recent kernel and userspace (see above)
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Ticket URL: <https://docs.openmoko.org/trac/ticket/1599#comment:8>
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