Re: [PATCH v3 3/6] pinctrl: renesas: pinctrl-rzg2l: Add helper functions to read/write pin config

From: Geert Uytterhoeven
Date: Fri Nov 12 2021 - 09:06:37 EST


Hi Prabhakar,

On Wed, Nov 10, 2021 at 11:46 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx> wrote:
> Add helper functions to read/read modify write pin config.
>
> Switch to use helper functions for pins supporting PIN_CONFIG_INPUT_ENABLE
> capabilities.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> Reviewed-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> ---
> v2->v3
> * Dropped duplicate masking in rzg2l_read_pin_config
> * Dropped port_pin flag
> * Dropped spinlocks around read/write

You do need the spinlock in the read-modify-write case.
No worries, I'll add it back while applying.
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
i.e. will queue in renesas-pinctrl-for-v5.17.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds