seem PCM softvol control was created when PA probe the front device but your nvidia only have hdmi device
Does PA really support hdmi without "Master Volume" control ? Card hw:0 'NVidia'/'HDA NVidia at 0xfbf78000 irq 21' Mixer name : 'Nvidia MCP77/78 HDMI' Components : 'HDA:10de0002,10de0101,00100000' Controls : 5 Simple ctrls : 2 Simple mixer control 'PCM',0 Capabilities: pvolume penum Playback channels: Front Left - Front Right Limits: Playback 0 - 255 Mono: Front Left: Playback 255 [100%] [0.00dB] Front Right: Playback 255 [100%] [0.00dB] Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined penum Playback channels: Mono Mono: Playback [on] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/682569 Title: HDMI Audio stops after logout -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs