linux-kernel - Re: [PATCH-next 14/20] gpio: gpio-omap: simplify omap_set_gpio

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Message-ID: <CACRpkdZ0fwHuFr9f_QTn=gXGo56Vo1CUM7=zmiCaxfwjp_Pyxg@mail.gmail.com>
Date:   Wed, 12 Jun 2019 10:54:57 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Grygorii Strashko <grygorii.strashko@...com>
Cc:     Russell King <rmk@....linux.org.uk>,
        Tony Lindgren <tony@...mide.com>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Linux-OMAP <linux-omap@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Santosh Shilimkar <ssantosh@...nel.org>,
        Russell King <rmk+kernel@...linux.org.uk>
Subject: Re: [PATCH-next 14/20] gpio: gpio-omap: simplify omap_set_gpio_irqenable()

On Mon, Jun 10, 2019 at 7:12 PM Grygorii Strashko
<grygorii.strashko@...com> wrote:

> From: Russell King <rmk+kernel@...linux.org.uk>
>
> omap_set_gpio_irqenable() calls two helpers that are almost the same
> apart from whether they set or clear bits. We can consolidate these:
>
> - in the set/clear bit register case, we can perform the operation on
>   our saved context copy and write the appropriate set/clear register.
> - otherwise, we can use our read-modify-write helper and invert enable
>   if irqenable_inv is set.
>
> Signed-off-by: Russell King <rmk+kernel@...linux.org.uk>
> Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>

Patch applied.

Yours,
Linus Walleij