There are several bug report related to VT1708S independent hp

https://bugtrack.alsa-project.org/alsa-bug/view.php?id=5344

Is it a bug of the driver to create an "independent hp switch" and enable unsolicited event at HP jack for (HP automute speaker) for the desktop motherboard with 6 audio jack at rear panel and without internal speaker ?

http://www.intel.com/support/motherboards/desktop/sb/cs-020642.htm#multistre...

Does some of the notebook also support multistreaming or just only the desktop ?