[alsa-devel] [PATCH] ASoC: core - PCM mutex per rtd
broonie at opensource.wolfsonmicro.com
Thu Jun 9 21:06:25 CEST 2011
On Thu, Jun 09, 2011 at 05:04:39PM +0100, Liam Girdwood wrote:
> In preparation for the new ASoC Dynamic PCM support (AKA DSP support).
> The new ASoC Dynamic PCM core allows DAIs to be dynamically re-routed
> at runtime between the PCM device end (or Frontend - FE) and the physical DAI
> (Backend - BE) using regular kcontrols (just like a hardware CODEC routes
> audio in the analog domain). The Dynamic PCM core therefore must be
> able to call PCM operations for both the Frontend and Backend(s) DAIs at
> the same time.
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