linux-kernel - Re: [PATCH v2 3/4] ASoC: qdsp6: q6afe-dai: Update max rate for slim and tdm dais

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Message-ID: <20190822105322.GA4630@sirena.co.uk>
Date:   Thu, 22 Aug 2019 11:53:22 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     Takashi Iwai <tiwai@...e.de>, spapothi@...eaurora.org,
        bgoswami@...eaurora.org, plai@...eaurora.org,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        lgirdwood@...il.com
Subject: Re: [PATCH v2 3/4] ASoC: qdsp6: q6afe-dai: Update max rate for slim
 and tdm dais

On Thu, Aug 22, 2019 at 11:45:48AM +0100, Srinivas Kandagatla wrote:
> On 22/08/2019 11:09, Takashi Iwai wrote:

> > This will support a lot more than advertised, e.g. it contains 64000Hz
> > or 22050Hz.  Is this supposed?  If yes, mention it clearly in the
> > changelog, too.

> Some of the rates inbetween are not in the DSP supported rate list for TDM.

> DSP should return error if we try to set any unsupported rate!

The goal with the capabilities is that we should never get as far as
trying to actually set an unsupported rate, we should figure out earlier
on that it won't work and never even try.

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