>> Something wild is merged in his system. It has a wrong "Master" >> control without suffix. Also a strange "Pre-Amp" control is found >> there, too. The string doesn't fix in kernel or alsa-lib codes at >> all. > The softvol master volume must have been from a try > with asound.rc config, but it didn't help. > Here is updated alsa-info script without asound.rc: > http://www.alsa-project.org/db/?f=ab5362501881befcdaee94e44278820d43bf92f1 > Meanwhile, in order to test sound, I have tried > severeal live distros including: Ubuntu/Lubuntu 12.10, > Mint, Crunchbang and the result is the same: no > sound or sound that is very low with a lot of noise. > Tried to update alsa to 1.0.25 following this tutorial: > http://ubuntuforums.org/showthread.php?t=1681577 > but that also failed, resulting with "no driver to compile". > Don't know what else to try, and cannot believe that > after more than 7 years with Linux now when I finally > have completely Intel based computer the sound is > making this much trouble. it is not easy to remove the softvol since it is recreated by "alsactl restore" and you still have those softvol controls and a 191dB Master playback volume there must be a bug in alsa lib when you have a stereo softvol master and a mono virtual master playback volume when both softvol without suffix "playback volume" , the capability of pre-amp is volume(global) but master is pvolume Amixer output !!------------- !!-------Mixer controls for card 0 [Intel] Card hw:0 'Intel'/'HDA Intel at 0xfeaf8000 irq 43' Mixer name: 'Realtek ALC887-VD' Components: 'HDA:10ec0887,10438445,00100302' Controls : 43 Simple ctrls : 22 Simple mixer control 'Master',0 Capabilities: pvolume pswitch pswitch-joined penum Playback channels: Front Left - Front Right Limits: Playback 0 - 255 Mono: Front Left: Playback 255 [100%] [191.00dB] [on] Front Right: Playback 255 [100%] [191.00dB] [on] Simple mixer control 'Pre-Amp',0 Capabilities: volume penum Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 5 Front Left: 5 [100%] Front Right: 5 [100%] control.32 { comment.access 'read write' comment.type INTEGER comment.count 1 comment.range '0 - 64' comment.dbmin -6400 comment.dbmax 0 iface MIXER name 'Master Playback Volume' value 64 } control.40 { comment.access 'read write user' comment.type INTEGER comment.count 2 comment.range '0 - 255' comment.tlv '0000000100000008ffffec1400000014' comment.dbmin -5100 comment.dbmax 0 iface MIXER name 'PCM Playback Volume' value.0 255 value.1 255 } control.42 { comment.access 'read write user' comment.type INTEGER comment.count 2 comment.range '0 - 5' comment.tlv '0000000100000008fffffe0c000001f4' comment.dbmin -500 comment.dbmax 2000 iface MIXER name Pre-Amp value.0 5 value.1 5 } control.43 { comment.access 'read write user' comment.type INTEGER comment.count 2 comment.range '0 - 255' comment.tlv '0000000100000008ffffec1400000014' comment.dbmin -5100 comment.dbmax 0 iface MIXER name Master value.0 255 value.1 255 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.freedesktop.org/archives/pulseaudio-discuss/attachments/20121025/c3230424/attachment-0001.html>
