[alsa-devel] [PATCH] ASoC: fsl: imx-wm8962: Grant hw_params() permission to reprogram FLL

Nicolin Chen Guangyu.Chen at freescale.com
Fri Jan 10 14:15:50 CET 2014

On Fri, Jan 10, 2014 at 11:42:51AM +0000, Mark Brown wrote:
> On Fri, Jan 10, 2014 at 06:19:08PM +0800, Nicolin Chen wrote:
> > On Thu, Jan 09, 2014 at 06:25:51PM +0000, Mark Brown wrote:
> > > implement bias level changes for non-CPU paths immediately I'm not sure
> > > what that's giving you over just using the bias level (which is the way
> > > you're supposed to check if the CODEC is active)?
> > Aha, I also feel myself a bit obsessed to this modification while knowing
> > so well that you're not very into it. But it might be just because, at
> > least to me and according to our SRS of Linux BSP, the flexibility and
> > capability here is more important than the extra function - bypass paths.
> > (No offense taken, just my own feeling from the angle of a common user.)
> Well, the common thing here is to use a sound server like PulseAudio -
> from an end user point of view only being able to play one thing at once
> isn't great either.  It feels like what you may be trying to do here is
> tune down the delay that gets applied after playback stops.  That's
> runtime tunable with pmdown_time.

Like ignoring pmdown_time? (Just did some searching and found the patch.)
Looks like this is going to be a reasonable one to fit my obsession here :)

Thank you for the idea. I'll try it first.
Nicolin Chen

More information about the Alsa-devel mailing list