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Disable USB autosuspend for the CM6206 USB audio device #1099

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Merged
SteveMicroNova merged 1 commit into from
Jun 25, 2026
Merged

Disable USB autosuspend for the CM6206 USB audio device #1099

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1 change: 1 addition & 0 deletions CHANGELOG.md
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Expand Up @@ -7,6 +7,7 @@
* Upgrade from Logitech Media Server 8.5.2 to Lyrion Music Server 9.0.3
* Added in-place preamp recovery when I2C writes fail persistently
* Fixed all loopback dmix devices sharing one ipc_key in asound.conf, which made loopback playback devices intermittently fail to open with EINVAL (#957)
* Disabled USB autosuspend for the CM6206 USB audio device
* Web App
* Add warning for older versions of the webapp running on newer backends

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3 changes: 3 additions & 0 deletions config/85-amplipi-usb-audio.rules
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@@ -1 +1,4 @@
ACTION=="add", SUBSYSTEM=="sound", DEVPATH=="/devices/platform/soc/3f980000.usb/usb1/1-1/1-1.3/1-1.3\:1.0/sound/card?", ATTR{id}="cmedia8chint"

# Disable USB autosuspend for CM6206 audio codec to prevent mid-stream suspend hang
ACTION=="add", SUBSYSTEM=="usb", ATTR{idVendor}=="0d8c", ATTR{power/control}="on"
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