Some common USB devices are analog only, so prevent the digital devices from being opened. This simplifies probing the device in PulseAudio.
I have a "Logitech USB Headset" myself, the "Logitech Web Camera" was reported by Raymond Yau, and the "Blue Snowball" was reported by Andy Whitcroft.
Cc: Andy Whitcroft andy.whitcroft@canonical.com Cc: Raymond Yau superquad.vortex2@gmail.com BugLink: https://bugs.launchpad.net/bugs/940145 Signed-off-by: David Henningsson david.henningsson@canonical.com --- src/conf/cards/USB-Audio.conf | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/src/conf/cards/USB-Audio.conf b/src/conf/cards/USB-Audio.conf index 0726c34..d7c121e 100644 --- a/src/conf/cards/USB-Audio.conf +++ b/src/conf/cards/USB-Audio.conf @@ -36,6 +36,11 @@ USB-Audio.pcm.surround40_type { # number for the iec958 device can be changed here. USB-Audio.pcm.iec958_device { # "NoiseBlaster 3000" 42 + + # The below don't have digital in/out, so prevent them from being opened. + "Logitech USB Headset" 999 + "Logitech Web Camera" 999 + "Blue Snowball" 999 }