Openmoko Bug #2478: linux 2.6.39: alsa state not correctly restored in resume

[Openmoko Public Trac]

#2478: linux 2.6.39: alsa state not correctly restored in resume
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 Reporter:  lindi    |          Owner:  openmoko-kernel                        
     Type:  defect   |         Status:  new                                    
 Priority:  high     |      Milestone:                                         
Component:  kernel   |        Version:                                         
 Severity:  blocker  |       Keywords:  kernel alsa suspend resume linux 2.6.39
 Haspatch:  0        |      Blockedby:                                         
Estimated:           |    Patchreview:                                         
 Blocking:           |   Reproducible:  always                                 
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Comment(by lindi):

 It seems

 {{{
 amixer -qc0 cset numid=93,name='Left Mixer Bypass Playback Switch' on
 }}}

 is actually not needed in stereoout.state at all since it is enough that
 only data from left dac reaches LEFTMIX.

 In any case, wrong alsa state should not cause wrong data in cache.

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Ticket URL: <https://docs.openmoko.org/trac/ticket/2478#comment:8>
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