From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Patrick Lai <plai@codeaurora.org>
Cc: alsa-devel@alsa-project.org, Liam Girdwood <lrg@ti.com>
Subject: Re: Store codec capabilites in alsa
Date: Tue, 30 Oct 2012 15:13:03 +0000 [thread overview]
Message-ID: <20121030151303.GS4511@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <508F4830.4010600@codeaurora.org>
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On Mon, Oct 29, 2012 at 08:23:28PM -0700, Patrick Lai wrote:
> On 10/29/2012 10:07 AM, Mark Brown wrote:
> >Unless you tell us something about what's being advertised it's very
> >hard to comment;
> CODEC has filters for noise cancellation purpose. CPU will need to
> know given CODEC has noise cancellation support. Also, CPU needs to
> know the CODEC registers to program the filters and which digital
> audio interface would have noise reference.
Why is this all not just normal configuration done from the application
layer? Especially the noise reference configuration just looks like
totally normal routing configuration.
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next prev parent reply other threads:[~2012-10-30 15:22 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-26 2:07 Store codec capabilites in alsa Bharath Ramachandramurthy
2012-10-26 10:45 ` Liam Girdwood
2012-10-29 1:13 ` Patrick Lai
2012-10-29 17:07 ` Mark Brown
2012-10-30 3:23 ` Patrick Lai
2012-10-30 15:13 ` Mark Brown [this message]
2012-10-30 18:18 ` Patrick Lai
2012-10-30 18:42 ` Mark Brown
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