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DSMDynamic Speaker ManagementDynamic Speaker ManagementI2SApplies to I2S bus for codec connectionApplies to I2S bus for codec connectionP1Blocker bugs or important featuresBlocker bugs or important featuresTGLApplies to Tiger LakeApplies to Tiger LakebugSomething isn't working as expectedSomething isn't working as expectedchromeChromebooks or ChromeOSChromebooks or ChromeOScodecIssues related to a 3rd party codec HW or driverIssues related to a 3rd party codec HW or driver
Description
Describe the bug
We observed this issue on TGL chromebook w/ Maxim98373+RT5682 codec, there's no sound can be heard when playing on speaker and also some distortion when playing on headset. This issue only observed on tgl-010-hotfix and tgl-011-stable-drop branch. bisection result shows that this issue is caused by #3418, the SSP fix for power consumption.
To Reproduce
$ speaker-test -Dhw:0,0 -t wav -c 2
$ speaker-test -Dhw:0,1 -t wav -c 2
Reproduction Rate
100%
Expected behavior
Both speaker and headset playback should be clean w/o distortion and silence.
Impact
Functional issues
Environment
- Branch name and commit hash of the 2 repositories: sof (firmware/topology) and linux (kernel driver).
- Kernel: sof-dev/4f72eb13
- SOF: bce9a6b + Maxim DSM Library patch
- Name of the topology file
- Topology: sof-tgl-max98373-rt5682.tplg
- Name of the platform(s) on which the bug is observed.
- Platform: TGL-chromebook
kernel log and trace log
no obvious errors were found
tgl-dmesg.txt
tgl-trace.txt
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Metadata
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Labels
DSMDynamic Speaker ManagementDynamic Speaker ManagementI2SApplies to I2S bus for codec connectionApplies to I2S bus for codec connectionP1Blocker bugs or important featuresBlocker bugs or important featuresTGLApplies to Tiger LakeApplies to Tiger LakebugSomething isn't working as expectedSomething isn't working as expectedchromeChromebooks or ChromeOSChromebooks or ChromeOScodecIssues related to a 3rd party codec HW or driverIssues related to a 3rd party codec HW or driver