http://cgit.freedesktop.org/pulseaudio/pulseaudio/commit/src/modules/alsa/mixer/paths
/analog-output-
headphones.conf?id=aec811798cd883a454b9b5cd82c77831906bbd2d
the dirty workaound without recompiled driver is to remove volume=off in
[Element Speaker+LO] in headphones.conf
[Element Speaker+LO]
if node 0x16 is dock headphone jack, the playback switch should not be
line out
what is the output jack at docking station ?
dock headphone jack or dock line out jack
Okay... How can I check this? I am sorry, but I am pretty new to the
internals alsa / pulseaudio... I am not sure how can I
https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda?id=1c37c22332a2d2c1b4ab32177a4f847c7fe06e38
you have to ask the reporter/author of this patch if it does not work as
expected
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which dock station are you using ?
http://support.lenovo.com/us/en/documents/pd014572
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https://bugs.launchpad.net/bugs/1462977
Title:
Thinkpad T440s - Sound muted
And the speakers are connected to the 1x Stereo/Mic Combo Audio Port
mentioned in the device specification of Lenovo. Nothing is connected to
the audio port directly at the laptop (that works fine by the way).
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I am using the ThinkPad Pro Dock (Type 40A1). That should be this one
from the lenovo support page:
http://support.lenovo.com/us/en/documents/pd027981
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Upstream Bugreport created:
https://bugzilla.kernel.org/show_bug.cgi?id=99721
** Bug watch added: Linux Kernel Bug Tracker #99721
http://bugzilla.kernel.org/show_bug.cgi?id=99721
** Also affects: alsa-driver via
http://bugzilla.kernel.org/show_bug.cgi?id=99721
Importance: Unknown
control.18 {
iface CARD
name 'Dock Mic Jack'
value false
comment {
access read
type BOOLEAN
count 1
}
}
control.19 {
https://bugzilla.kernel.org/enter_bug.cgi?product=Drivers
sound/alsa
if node 0x16 is dock headphone jack, the playback switch should not be
line out
https://bugs.freedesktop.org/enter_bug.cgi?product=PulseAudio
seem missing dock-headphone.conf when there is dock-mic.conf
ports:
analog-input-internal-mic: Internes Mikrofon (priority 8900,
latency offset 0 usec, available: unknown)
properties:
device.icon_name = audio-input-microphone
analog-input-dock-mic: Docking Station
[ 22.685811] sound hdaudioC1D0: autoconfig: line_outs=1
(0x16/0x0/0x0/0x0/0x0) type:line
[ 22.685814] sound hdaudioC1D0:speaker_outs=1 (0x14/0x0/0x0/0x0/0x0)
[ 22.685816] sound hdaudioC1D0:hp_outs=1 (0x15/0x0/0x0/0x0/0x0)
[ 22.685817] sound hdaudioC1D0:mono: mono_out=0x0
[
you have to file upstream bug report
And where?
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https://bugs.launchpad.net/bugs/1462977
Title:
Thinkpad T440s - Sound muted when docked to docking station
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