Re: [PATCH v4 00/38] platform/x86: Rework intel_scu_ipc and intel_pmc_ipc drivers

Mika Westerberg
2020-01-21T17:21:58Z

On Tue, Jan 21, 2020 at 05:06:56PM +0000, Mark Brown wrote:
> On Tue, Jan 21, 2020 at 07:00:22PM +0200, Mika Westerberg wrote:
>
> > OK, thanks for the clarification. I guess in this case we can probably
> > just live without using it, if that's fine for Lee and others. The new
> > MFD driver itself is ~500 lines so not sure how much regmap would help
> > there, and we only expose two simple functions for the subdevices both
> > dealing with 64-bit registers.
>
> The usual motivation is all the diagnostic infrastructure you get with
> regmap - tracepoints for I/O and the ability to dump the register map in
> debugfs mainly.

Right.

Here we are talking about a "map" of two registers so probably not worth
the added trouble ;-)