Re: [PATCH v3 2/3] pinctrl: tps6594: add for TPS6594 PMIC

From: Esteban Blanc
Date: Fri May 05 2023 - 08:10:36 EST


On Fri May 5, 2023 at 1:31 PM CEST, Michael Walle wrote:
> Hi,
>
> >> I noticed that I could override reg_mask_xlate, so I should be able to
> >> "just" match on the base address given as argument to perform a
> >> different computation depending on whether we are using reg_mask_xlate
> >> in
> >> a "direction change" or not, but somehow this feels a bit wrong.
> >>
> >> Is this the correct solution?
> >> Am I missing something?
>
> No you don't miss anything. This is the actual use case for the base
> parameter. If you need your own .xlate you can match on the base address
> to do the translation based on wether it is used for .direction, .set
> or .get.
>
> I.e.
>
> switch (base) {
> case REG_IO_CTRL:
> do_something_with_reg_and_mask;
> case REG_DAT:
> do_something_different_with_reg_and_mask;
> default:
> error;
> }

Ok perfect I will do that then!

Best regards,

--
Esteban Blanc
BayLibre