18.04.2015 01:26, Tanu Kaskinen wrote: > This is pretty much a complete rewrite of the patches that intended to > fix bad volume behaviour on Terratec Aureon Dual USB. These patches > add a new default volume attribute to ports and alsa-mixer paths, and > use that to fix the Aureon volume bug[1]. I have not looked at the patches yet, but will do so when my newly ordered Rotel RA-1570 amplifier arrives. It contains a USB DAC inside, but also has a hardware knob for volume control. -- Alexander E. Patrakov