linux-kernel - Re: [PATCH 2/4] pinctrl: renesas: rzg2l: Adjust bit masks for PIN_CFG

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Message-ID: <CAMuHMdXLqC-ckkR_8_1DPDeStxopgV9FmxUa3Ex2y5AwaoE0Og@mail.gmail.com>
Date: Fri, 21 Jun 2024 14:14:34 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Prabhakar <prabhakar.csengg@...il.com>
Cc: Linus Walleij <linus.walleij@...aro.org>, linux-renesas-soc@...r.kernel.org, 
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Biju Das <biju.das.jz@...renesas.com>, 
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>, 
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH 2/4] pinctrl: renesas: rzg2l: Adjust bit masks for
 PIN_CFG_VARIABLE to use BIT(62)

On Tue, Jun 18, 2024 at 7:48 PM Prabhakar <prabhakar.csengg@...il.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>
> Shift the bit masks for `PIN_CFG_PIN_MAP_MASK` and `PIN_CFG_PIN_REG_MASK`,
> to accommodate `PIN_CFG_VARIABLE` using `BIT(62)`.
>
> Previously, these bit masks were placed higher up in the bit range, which
> did not leave room for `PIN_CFG_VARIABLE` at `BIT(62)`. By adjusting these
> masks, we ensure that `PIN_CFG_VARIABLE` can occupy `BIT(62)` without any
> conflicts. The updated masks are now:
> - `PIN_CFG_PIN_MAP_MASK`: `GENMASK_ULL(61, 54)` (was `GENMASK_ULL(62, 55)`)
> - `PIN_CFG_PIN_REG_MASK`: `GENMASK_ULL(53, 46)` (was `GENMASK_ULL(54, 47)`)
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
i.e. will queue in renesas-pinctrl for v6.11.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

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