[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20200417130957.GE5315@sirena.org.uk>
Date: Fri, 17 Apr 2020 14:09:57 +0100
From: Mark Brown <broonie@...nel.org>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc: Stephan Gerhold <stephan@...hold.net>,
linux-kernel@...r.kernel.org, alsa-devel@...a-project.org,
lgirdwood@...il.com
Subject: Re: [PATCH 0/2] ASoC: qdsp6: fix default FE dais and routings.
On Fri, Apr 17, 2020 at 02:02:08PM +0100, Srinivas Kandagatla wrote:
> On 17/04/2020 12:24, Stephan Gerhold wrote:
> > but IMO the FE DAIs are a negligible overhead compared to the routing
> > matrix and the many BE DAIs that are really never going to be used
> > (because nothing is physically connected to the ports).
> Two things, one unnecessary mixers, second thing is we need to know how many
> FE dais are in the system, which should be derived from the number of dai
> child nodes. These can potentially be SoC specific or firmware specific.
You shouldn't be worrying about unused mixers, ideally we'd be walking
the DAPM graph and masking things - this isn't something that should be
open coded at individual driver levels.
Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)
Powered by blists - more mailing lists