Re: [PATCH V2 12/23] ASoC: amd: acp70: add acp ip interrupt handler

[Mark Brown <broonie@xxxxxxxxxx>]

On Mon, Jan 20, 2025 at 12:47:18PM -0600, Mario Limonciello wrote:
> On 1/20/2025 12:39, Mark Brown wrote:

> > That does feel like quirks and new features rather than a completely
> > distinct IP.

> I see it as different forms of tech debt.  Either you keep track of which
> features the 62 vs 70 hardware supports by different drivers or add logic in
> all the relevant functions().

> The former increases LoC but reduces risk for mistake (IE avoid oops, I
> forgot this is only supported on 70+ when adding new features).

Until someone fixes a bug or does some subsystem wide cleanup which
affects both copies of the code (perhaps that already happened since the
code was copied!).  There's a reason why this is the general kernel
style.

> Changing code that affects a lot of hardware means a lot more testing too.
> Perhaps after Vijendar's series lands he can split up some of the purely
> duplicated functions into helpers or callbacks and arrange all that testing?

Well, it was getting a new spin anyway for the bits that didn't have the
serial numbers filed off.

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