[alsa-devel] Connecting two Codecs to the same CPU DAI
broonie at kernel.org
Tue Jul 16 18:57:08 CEST 2013
On Tue, Jul 16, 2013 at 06:33:39PM +0200, Daniel Mack wrote:
> On 16.07.2013 18:20, Mark Brown wrote:
> > No, no feature here. Off the top of my head I'd suggest soc-pcm plus a
> > virtual DAI for the second link.
> That would still require userspace to open and configure both
> subdevices, right?
> Do you think it's a good idea to teach DAI links support for more than
> one codec? At a glance, it seems quite possible: the modes and rates
> would be limited down to the intersection of those of each codec, and
> the PCM callbacks would be relayed to all codecs in the list.
In principal yet but we want better DAPM integration I think - having an
unused device on the link probably ought not have any impact on other
devices for example.
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