[PATCH 5/5] pinctrl: mediatek: common-v1: Commonize spec_ies_smt_set callback

[Chen-Yu Tsai]

On Thu, Feb 10, 2022 at 10:21 PM AngeloGioacchino Del Regno
<angelogioacchino.delregno at collabora.com> wrote:
>
> All of the MediaTek pinctrl drivers registering with pinctrl-mtk-common
> that are offering a .spec_ies_smt_set() callback are declaring their
> own function which is doing exactly the same on all drivers: calling
> mtk_pconf_spec_set_ies_smt_range() with their struct and a simple check.
>
> Commonize this callback by adding the ies and smt structure pointers
> to struct mtk_pinctrl_devdata and changing the callback signature to
> take it.
>
> Removing the callback and checking for the existence of the spec_smt
> and/or spec_ies data would allow us to staticize the function
> mtk_pconf_spec_set_ies_smt_range(), but this solution was avoided as
> to keep flexibility, as some SoCs may need to perform a very different
> operation compared to what this commonized function is doing.
>
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>

Signed-off-by: Chen-Yu Tsai <wenst at chromium.org>