[alsa-devel] [RFC] virtual master control (1/3)
perex at perex.cz
Fri Nov 23 19:36:32 CET 2007
On Fri, 23 Nov 2007, Takashi Iwai wrote:
> At Mon, 19 Nov 2007 12:13:28 +0100,
> I wrote:
> > > > > If not, then it is better to remove it/remame to VolumeKnob
> > > >
> > > > Agreed. I'd like to take a safer way if you don't insist...
> > > Great, it is probably the best to have a virtual master volume.
> > > Just one question, it will be probably enabled for devices that don't have a
> > > master volume (or have it broken like the STAC), right?,
> > > And when you expect it to be merged?
> > Hopefully will be posted in this week after a small brush up.
> OK, here is a series of the patch I promised.
> The first one is the patch to add virtual master controls.
> [PATCH] Add virtual master control
> This patch adds the routines to create virtual master controls.
> A virtual master control can have multiple slave controls that
> are supposed to be identical type. The master volume will add the
> master attenuation and the master switch will add the master mute
I'm really not sure if I like to see such extensions in kernel. We have
now user control elements and a small daemon written in C or python will
do exactly same job and will be more flexible.
Jaroslav Kysela <perex at perex.cz>
Linux Kernel Sound Maintainer
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