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Date:   Thu, 13 Aug 2020 16:44:23 +0100
From:   Mark Brown <>
To:     Jiaxin Yu <>
Subject: Re: [PATCH v2 1/2] ASoC: mediatek: mt6359: add codec driver

On Thu, Aug 13, 2020 at 11:40:00PM +0800, Jiaxin Yu wrote:
> On Wed, 2020-08-12 at 13:05 +0100, Mark Brown wrote:

> > These functions are exported for other drivers to use rather than
> > something done internally by the driver - if this were internal to the
> > driver it'd not be a big deal but when it's for use by another driver
> > it'd be better to go through standard interfaces.

> Can we move this part of the operation to the codec dai driver ops, such
> as .startup and .shutdown? Because originally these functions are
> exported to machine driver's dai_link .startup and .shutdown ops.

If it's internal to the driver sure.

> > So this needs the SoC to do something as part of callibration?

> Yes, the side of MTKAIF in SoC part named adda, we need config it before
> calibration. We will also upstream machine/platform driver that use this
> codec driver later.

It would probably be better to just leave this out for now then add the
required bits to the CODEC driver as part of a patch series that also
adds the machine driver that uses it so it's clear how it all fits
together.  It sounds like it should be fine but this'd be easier to

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