pipewire/spa/plugins/alsa/mixer/paths/analog-output-headphones.conf
Masum Reza f76327e076 alsa: acp: don’t override user-selected port on availability changes
ACP was re-selecting the “best” port on every port availability event,
even when a port was already explicitly selected by the user. This
differs from PulseAudio’s behavior, where port switching decisions are
left to higher-level policy.

This caused issues on devices where Line Out (speakers) and Headphones
share the same analog interface: when headphones are plugged in, ACP
would immediately switch away from the user-selected Line Out, or end up
in a state where no sound is produced despite selecting speakers explicitly from
clients like pwvucontrol.

Fix this by only re-evaluating and switching ports when:
  - no active port is currently selected, or
  - the active port has become unavailable

This preserves manual user choices and prevents ACP from fighting client
port selections during route activation.

Additionally, adjust ALSA mixer paths to better separate Line Out and
Headphones behavior:
  - Disable Line Out controls in the headphones path
  - Add explicit Line Out and Auto-Mute Mode handling in the lineout path

Together, these changes align PipeWire’s behavior more closely with
PulseAudio and fix cases where selecting speakers while headphones are
plugged results in no audio output.

Signed-off-by: John Titor <masumrezarock100@gmail.com>
2026-04-16 10:45:01 +00:00

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# This file is part of PulseAudio.
#
# PulseAudio is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of the
# License, or (at your option) any later version.
#
# PulseAudio is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
; Path for mixers that have a 'Headphone' control
;
; See analog-output.conf.common for an explanation on the directives
[General]
priority = 99
description-key = analog-output-headphones
[Properties]
device.icon_name = audio-headphones
[Jack Dock Headphone]
required-any = any
[Jack Dock Headphone Phantom]
required-any = any
state.plugged = unknown
state.unplugged = unknown
[Jack Front Headphone]
required-any = any
; HP EliteDesk 800 DM Headset
[Jack Front Headphone Front]
required-any = any
[Jack Front Headphone Phantom]
required-any = any
state.plugged = unknown
state.unplugged = unknown
[Jack Headphone]
required-any = any
[Jack Headphone Phantom]
required-any = any
state.plugged = unknown
state.unplugged = unknown
# This jack can be either a headphone *or* a mic. Used on some ASUS netbooks.
[Jack Headphone Mic]
required-any = any
[Jack Headphone - Output]
required-any = any
[Element Hardware Master]
switch = mute
volume = merge
override-map.1 = all
override-map.2 = all-left,all-right
[Element Master]
switch = mute
volume = merge
override-map.1 = all
override-map.2 = all-left,all-right
[Element Master Mono]
switch = off
volume = off
[Element Speaker+LO]
switch = off
volume = off
[Element Headphone+LO]
required-any = any
switch = mute
volume = merge
override-map.1 = all
override-map.2 = all-left,all-right
[Element Headphone]
required-any = any
switch = mute
volume = merge
override-map.1 = all
override-map.2 = all-left,all-right
; Keep Line Out disabled in the headphones path so selecting headphones
; does not also drive speaker/line outputs on shared controls.
[Element Line Out]
switch = off
volume = off
; This path is intended to control the first headphones, not
; the second headphones. But it should not hurt if we leave the second
; headphone jack enabled nonetheless.
[Element Headphone,1]
switch = mute
volume = zero
[Element Headset]
required-any = any
switch = mute
volume = merge
override-map.1 = all
override-map.2 = all-left,all-right
[Element Line HP Swap]
switch = on
required-any = any
; This profile path is intended to control the first headphones, not
; the second headphones. But it should not hurt if we leave the second
; headphone jack enabled nonetheless.
[Element Headphone2]
switch = mute
volume = zero
[Element Speaker]
switch = off
volume = off
[Element Desktop Speaker]
switch = off
volume = off
; On some machines, the Front Volume Control is shared by Headphone and Lineout,
; or Headphone and Speaker, but they have independent Volume Switch. Here only
; use switch to mute Lineout or Speaker.
[Element Front]
switch = off
volume = zero
[Element Rear]
switch = off
volume = off
[Element Surround]
switch = off
volume = off
[Element Side]
switch = off
volume = off
[Element Center]
switch = off
volume = off
[Element LFE]
switch = off
volume = off
[Element Bass Speaker]
switch = off
volume = off
[Element Speaker Front]
switch = off
volume = off
[Element Speaker Surround]
switch = off
volume = off
[Element Speaker Side]
switch = off
volume = off
[Element Speaker CLFE]
switch = off
volume = off
[Element Speaker Center/LFE]
switch = off
volume = off
.include analog-output.conf.common