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IDProjectCategoryView StatusLast Update
0001514Linux-KernelsAudiopublic2012-12-14 14:17
ReporterKeller Assigned To 
PrioritynormalSeverityminorReproducibilitysometimes
Status resolvedResolutionfixed 
Product Versionfss5pv210-V2.0 
Target Versionfss5pv210-V2.1Fixed in Versionfss5pv210-V2.1 
Summary0001514: Sound does not work after reboot (warm start)
DescriptionAfter power-up, audio via SGTL5000 does work perfectly. After a warm start the codec seems to hang, either when issuing I2C commands or when starting sound output.
Steps To ReproduceStart board into linux, log in, type

  speaker-test -c 2 -t wav

Stop with Ctl-C and immediately type

  reboot

within the next 3 seconds. On PicoMOD7A, the restart will hang with an I2C error, on armStoneA8 and NetDCU14, the boot process will succeed, but starting the speaker-test again results in an error:

Write error: -5,Input/output error
xrun_recovery failed: -5,Input/output error
Transfer failed: Operation not permitted
Additional InformationIf we wait longer than about 5 seconds before rebooting, everything will work fine. Because after this time, the codec is brought into standby mode again. So it seems that in the other case some still running resources are blocking the restart, but in standby mode everything is OK again.
Forum Linkhttp://forum.fs-net.de/viewtopic.php?f=63&t=3333

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