13 Mar
2015
13 Mar
'15
8:27 p.m.
On Fri, Mar 13, 2015 at 12:41:05PM +0000, Howard Mitchell wrote:
Boost Volume) provides a boost of +0.8dB. The hardware reset value of both of these gain controls is 0dB, however, in the Raspbian distribution 'Playback Volume' is being defaulted to -6dB.
- Either change the names of these controls to something that's not affected by the alsa restore mechanism,
You say "these controls" but it seems like only "Playback Volume" has a problem? My first suggestion would be to define "Analog" or "Analogue" as a prefix in ControlNames and then use that, that would avoid confusing applications while still fittig in with the naming convention.
- or remove them as mixer controls, but make them accessible some other way - e.g. device tree.
It may not be policy that someone wants to tweak at runtime on your board but it almost certainly will be on someone's board.