File: //proc/self/root/usr/share/alsa/ucm2/codecs/rt5640/HeadPhones.conf
SectionDevice."Headphones" {
Comment "Headphones"
ConflictingDevice [
"Speaker"
]
EnableSequence [
cset "name='DAC MIXL INF1 Switch' on"
cset "name='DAC MIXR INF1 Switch' on"
cset "name='Stereo DAC MIXL DAC L1 Switch' on"
cset "name='Stereo DAC MIXR DAC R1 Switch' on"
cset "name='Stereo DAC MIXL DAC L2 Switch' on"
cset "name='Stereo DAC MIXR DAC R2 Switch' on"
cset "name='HPO MIX HPVOL Switch' on"
cset "name='Headphone Switch' on"
cset "name='HP Channel Switch' on"
cset "name='Speaker Switch' off"
cset "name='HP L Playback Switch' on"
cset "name='HP R Playback Switch' on"
cset "name='HP Playback Volume' 29"
]
DisableSequence [
cset "name='Headphone Switch' off"
cset "name='HP Channel Switch' off"
cset "name='HP L Playback Switch' off"
cset "name='HP R Playback Switch' off"
cset "name='HP Playback Volume' 0"
]
Value {
PlaybackPriority 300
PlaybackPCM "hw:${CardId}"
JackControl "Headphone Jack"
}
}