the reason for no master playback volume/switch is master rename as master surround but no headphone playback volume/switch
state.I82801AAICH { control.1 { iface MIXER name 'Master Surround Playback Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.2 { iface MIXER name 'Master Surround Playback Volume' value.0 17 value.1 17 comment { access 'read write' type INTEGER count 2 range '0 - 31' dbmin -4650 dbmax 0 dbvalue.0 -2100 dbvalue.1 -2100 } } static int patch_ad1888_specific(struct snd_ac97 *ac97) { if (!ac97->spec.ad18xx.lo_as_master) { /* rename 0x04 as "Master" and 0x02 as "Master Surround" */ snd_ac97_rename_vol_ctl(ac97, "Master Playback", "Master Surround Playback"); snd_ac97_rename_vol_ctl(ac97, "Headphone Playback", "Master Playback"); } return patch_build_controls(ac97, snd_ac97_ad1888_controls, ARRAY_SIZE(snd_ac97_ad1888_controls)); } -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1487168 Title: [Emulated AD1980 AC97 inside Virualbox 5.0, playback] volume slider problem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1487168/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs