/usr/share/alsa/ucm/broadwell-rt286/broadwell-rt286.conf is in libasound2-data 1.1.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | SectionUseCase."HiFi" {
File "HiFi"
Comment "Play HiFi quality Music"
}
SectionDefaults [
cdev "hw:broadwellrt286"
]
|