[pulseaudio-tickets] [Bug 46236] Microsoft LifeChat LX-3000 USB Audio Headset DB issue with Volume Scale

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=46236

--- Comment #8 from Raymond <superquad.vortex2 at gmail.com> ---
(   0.094|   0.000) D: [pulseaudio] alsa-mixer.c: Path analog-output-speaker
(Speakers), direction=1, priority=100, probed=yes, supported=yes, has_mute=yes,
has_volume=yes, has_dB=yes, min_volume=0, max_volume=87, min_dB=-130.5,
max_dB=0
(   0.094|   0.000) D: [pulseaudio] alsa-mixer.c: Element Master, direction=1,
switch=1, volume=1, volume_limit=-1, enumeration=0, required=0, required_any=0,
required_absent=0, mask=0x7ffffffffffff, n_channels=1, override_map=yes
(   0.094|   0.000) D: [pulseaudio] alsa-mixer.c: Element Headphone,
direction=1, switch=1, volume=3, volume_limit=-1, enumeration=0, required=0,
required_any=0, required_absent=0, mask=0x6, n_channels=2, override_map=no
(   0.094|   0.000) D: [pulseaudio] alsa-mixer.c: Element Speaker, direction=1,
switch=1, volume=0, volume_limit=-1, enumeration=0, required=0, required_any=4,
required_absent=0, mask=0x0, n_channels=0, override_map=yes
(   0.094|   0.000) D: [pulseaudio] alsa-mixer.c: Element PCM, direction=1,
switch=1, volume=1, volume_limit=-1, enumeration=0, required=0, required_any=0,
required_absent=0, mask=0x3600000000f66, n_channels=2, override_map=yes
(   0.094|   0.000) D: [pulseaudio] alsa-mixer.c: Jack Headphone,
alsa_name='Headphone Jack', detection unavailable
(   0.094|   0.000) D: [pulseaudio] alsa-mixer.c: Jack Front Headphone,
alsa_name='Front Headphone Jack', detection possible
(   0.094|   0.000) D: [pulseaudio] alsa-mixer.c: Jack Speaker Phantom,
alsa_name='Speaker Phantom Jack', detection possible
(   0.094|   0.000) I: [pulseaudio] alsa-sink.c: Successfully enabled deferred
volume.
(   0.094|   0.000) I: [pulseaudio] alsa-sink.c: Hardware volume ranges from
-130.50 dB to 0.00 dB.



  Amp-Out caps: ofs=0x57, nsteps=0x57, stepsize=0x02, mute=0

but your onboard alc269vb only has 0 - 87 steps and stepsize 0x02 = 0.75dB 

dB range should be -(87 x 0.75)dB  to 0dB 


Codec: Realtek ALC269VB
Address: 0
AFG Function Id: 0x1 (unsol 1)
Vendor Id: 0x10ec0269

No Modem Function Group found
Default PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
GPIO: io=2, o=0, i=0, unsolicited=1, wake=0
  IO[0]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
  IO[1]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
Node 0x02 [Audio Output] wcaps 0x1d: Stereo Amp-Out
  Device: name="ALC269VB Analog", type="Audio", device=0
  Amp-Out caps: ofs=0x57, nsteps=0x57, stepsize=0x02, mute=0
  Amp-Out vals:  [0x57 0x57]
  Converter: stream=8, channel=0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
Node 0x03 [Audio Output] wcaps 0x1d: Stereo Amp-Out
  Amp-Out caps: ofs=0x57, nsteps=0x57, stepsize=0x02, mute=0
  Amp-Out vals:  [0x57 0x57]
  Converter: stream=8, channel=0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM

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