#1779 BLOC BTest-4: Sound/Audio function of shipping image in CL1 B4 is failure. (EAPD)

[Zarro Boogs per Child]

#1779: Sound/Audio function of shipping image in CL1 B4 is failure. (EAPD)
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 Reporter:  Billy    |       Owner:  jg          
     Type:  defect   |      Status:  new         
 Priority:  blocker  |   Milestone:  BTest-4     
Component:  kernel   |     Version:  Build 406.14
 Keywords:           |    Verified:  1           
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 testing environment:  CL1 B4 Boards ,  Bios:Q2C18  , Image:406.14



 Testing procedures:

 1. Flash new image 406.14

 2. Open “Tam Tam” , and click all icon , has no any sound.     (Problem)

 3. Open etory --> sound --> record --> Play , has no any sound.
 (Problem)

 4. Restart to OFW , test /audio OK.

 5. In command mode, launch “Alsamixer” utility , change “External
 Amplifier” to “MM” state , Tam Tam and record testing are OK.

 6. Use same bios(Q2c18), image(406.14) in CL1 B3 boards for above testing
 , Tam Tam and record testing are all ok.
 Note: It seems caused of kernel and EAPD control. (B3 is identified and
 audio works well. But not in B4)

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Ticket URL: <http://dev.laptop.org/ticket/1779>
One Laptop Per Child <http://laptop.org/>