[pulseaudio-tickets] [Bug 94357] Pulseaudio USB soundcard Maya U5 Profiles bug

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94357

--- Comment #1 from Raymond <superquad.vortex2 at gmail.com> ---
pulseaudio don't like the multi channel volume control

you have add PCM Capture Source in pulseaudio input conf files

https://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/modules/alsa/mixer/paths

what are the usage of two PCM Playback Volume Controls 


Card hw:1 'U5'/'VIA Technologies Inc. MAYA U5 at usb-0000:00:1a.0-1.3, full
speed'
  Mixer name    : 'USB Mixer'
  Components    : 'USB040d:3401'
  Controls      : 23
  Simple ctrls  : 10
Simple mixer control 'Speaker',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right - Rear Left - Rear Right - Front
Center - Woofer
  Limits: Playback 0 - 30
  Mono:
  Front Left: Playback 16 [53%] [-21.00dB] [on]
  Front Right: Playback 16 [53%] [-21.00dB] [on]
  Rear Left: Playback 16 [53%] [-21.00dB] [on]
  Rear Right: Playback 16 [53%] [-21.00dB] [on]
  Front Center: Playback 16 [53%] [-21.00dB] [on]
  Woofer: Playback 16 [53%] [-21.00dB] [on]
Simple mixer control 'PCM',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 1
  Front Left: 1 [100%]
  Front Right: 1 [100%]
Simple mixer control 'PCM Capture Source',0
  Capabilities: enum
  Items: 'Microphone' 'Line In' 'Stereo Mix' 'Spdif Rx'
  Item0: 'Microphone'
Simple mixer control 'PCM',1
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 1
  Front Left: 1 [100%]
  Front Right: 1 [100%]

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