[alsa-devel] [PATCH 1/2] Add initial support of Mitac mioa701 device SoC.

Takashi Iwai tiwai at suse.de
Fri Jan 9 14:32:17 CET 2009

At Fri, 09 Jan 2009 13:20:38 +0000,
Liam Girdwood wrote:
> On Fri, 2009-01-09 at 01:02 +0000, Mark Brown wrote:
> > Right now my feeling is that we probably want to do at least some
> > scenario stuff in kernel space and that what's sensible for a given
> > machine will depend on both the capabilities of the machine (having both
> > GSM and WiFi causes the number of use cases to get much larger, for
> > example) and if there's hardware restrictions that need to be enforced
> > (like not being able to use both speaker and headphones at the same
> > time, which is fairly common but easily enforced without scenarios as
> > such).
> My feeling is that kernel based scenario really should be minimal to non
> existent depending upon machine. If it has to be implemented then it
> must be consistent across all devices (probably worth creating a
> sound/core/scenario.c for others to use).
> Imho it's far better to do most scenario in userspace due to increasing
> driver complexity and slow driver scenario development speed (remember
> the OSS driver pain involved with this). Userspace will additionally
> give us a consistent API for applications and hopefully much better
> adoption (esp if merged into alsa-lib / salsa).

Yep, if the API/implementation gets matured enough, it's worth to merge.

> Btw, I'll be releasing a new version of the ALSA scenario library early
> Feb. http://www.slimlogic.co.uk/?page_id=7

Great.  Please inform if it's finished.



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