File: //usr/share/alsa/ucm2/codecs/rt5640/HeadPhones.conf
SectionDevice."Headphones" {
Comment "Headphones"
If.have-spk {
Condition {
Type String
Empty "${var:HaveSpeaker}"
}
False {
ConflictingDevice [
"Speaker"
]
}
}
EnableSequence [
cset "name='HPO MIX HPVOL Switch' on"
cset "name='HP Channel Switch' on"
cset "name='HP L Playback Switch' on"
cset "name='HP R Playback Switch' on"
]
DisableSequence [
cset "name='HP Channel Switch' off"
cset "name='HP L Playback Switch' off"
cset "name='HP R Playback Switch' off"
]
Value {
PlaybackPriority 300
PlaybackPCM "hw:${CardId}"
JackControl "Headphone Jack"
PlaybackMixerElem "HP"
PlaybackVolume "HP Playback Volume"
If.HpAif1 {
Condition {
Type String
String1 "${var:HaveAif}"
String2 "1"
}
True.PlaybackMasterElem "DAC1"
}
If.HpAif2 {
Condition {
Type String
String1 "${var:HaveAif}"
String2 "2"
}
True.PlaybackMasterElem "DAC2"
}
}
}