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iPad 7: don't force the speaker format on the headphone PCM #42

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iPad 7: don't force the speaker format on the headphone PCM #42

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8 changes: 6 additions & 2 deletions system/overlay/etc/wireplumber/wireplumber.conf.d/61-omarchy-a-ipad7-speakers.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -3,11 +3,15 @@
# 3 and 4 the right one. Map the channels in slot order so stereo reaches both
# speakers, and copy it to the rear channels so no slot stays silent; the link
# only takes S16 at 48 kHz. J172 is assumed to match.
#
# Match the Speaker node only. The headphone jack is a second PCM on the same
# card (hw:N,1) that only accepts S32_LE; a card-name match applied this
# format to both, and PipeWire never created the headphones sink.
monitor.alsa.rules = [
{
matches = [
{ alsa.card_name = "J171 Speakers" }
{ alsa.card_name = "J172 Speakers" }
{ alsa.card_name = "J171 Speakers", node.name = "alsa_output.platform-sound.HiFi__Speaker__sink" }
{ alsa.card_name = "J172 Speakers", node.name = "alsa_output.platform-sound.HiFi__Speaker__sink" }
]
actions = {
update-props = {
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7 changes: 3 additions & 4 deletions system/overlay/etc/wireplumber/wireplumber.conf.d/62-omarchy-a-speaker-name.conf
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Original file line number Diff line number Diff line change
@@ -1,11 +1,10 @@
# The speakers' output keeps ALSA's PCM name as its short name
# ("s8000-mca-HiFi HiFi-0"), and the shell's audio menu shows the short name.
# Name it for what it is. The node is the built-in sound card's (the
# simple-audio-card at /sound), with the UCM Speaker device of
# /usr/share/alsa/ucm2/Orchard on every iPad that has one.
# Name it for what it is. Match the UCM Speaker node only; headphones are a
# second output on the same simple-audio-card and must not be named Speakers.
monitor.alsa.rules = [
{
matches = [ { node.name = "~alsa_output.platform-sound.*" } ]
matches = [ { node.name = "alsa_output.platform-sound.HiFi__Speaker__sink" } ]
actions = {
update-props = {
node.nick = "Speakers"
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24 changes: 24 additions & 0 deletions system/overlay/etc/wireplumber/wireplumber.conf.d/63-omarchy-a-headphones.conf
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
# The headphone jack on the shared iPad 6 and 7 card is a second PCM
# (hw:N,1): S32_LE, 2ch, 48 kHz. Name it Headphones, and raise its session
# priority above the speakers (WirePlumber ranks PCM 0 at 1000 and PCM 1 at
# 728, so the speakers stay the default even with the jack in). UCM
# PlaybackPriority only ranks routes. While the jack is out, the Headphones
# route is unavailable and this node is skipped. A user-saved default (a
# Bluetooth sink) still wins while it is connected.
monitor.alsa.rules = [
{
matches = [
{ node.name = "alsa_output.platform-sound.HiFi__Headphones__sink" }
]
actions = {
update-props = {
node.nick = "Headphones"
audio.format = "S32LE"
audio.rate = 48000
audio.position = [ FL, FR ]
priority.driver = 1100
priority.session = 1100
}
}
}
]
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