linux-kernel - Re: [PATCH 1/5] gpio: tps65910: use regmap accessors

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAMpxmJV5A3OkNNmVcc0AZ+gHo_G2h2D7QrNjc=vKH-6O4mOYhw@mail.gmail.com>
Date:   Mon, 28 Sep 2020 12:19:21 +0200
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Michał Mirosław <mirq-linux@...e.qmqm.pl>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Lee Jones <lee.jones@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Tony Lindgren <tony@...mide.com>,
        linux-gpio <linux-gpio@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Linux-OMAP <linux-omap@...r.kernel.org>
Subject: Re: [PATCH 1/5] gpio: tps65910: use regmap accessors

On Sun, Sep 27, 2020 at 1:59 AM Michał Mirosław <mirq-linux@...e.qmqm.pl> wrote:
>
> Use regmap accessors directly for register manipulation - removing one
> layer of abstraction.
>
> Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
> ---
>  drivers/gpio/gpio-tps65910.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpio/gpio-tps65910.c b/drivers/gpio/gpio-tps65910.c
> index 0c785b0fd161..0c0b445c75c0 100644
> --- a/drivers/gpio/gpio-tps65910.c
> +++ b/drivers/gpio/gpio-tps65910.c
> @@ -28,7 +28,7 @@ static int tps65910_gpio_get(struct gpio_chip *gc, unsigned offset)
>         struct tps65910 *tps65910 = tps65910_gpio->tps65910;
>         unsigned int val;
>
> -       tps65910_reg_read(tps65910, TPS65910_GPIO0 + offset, &val);
> +       regmap_read(tps65910->regmap, TPS65910_GPIO0 + offset, &val);
>
>         if (val & GPIO_STS_MASK)
>                 return 1;
> @@ -43,10 +43,10 @@ static void tps65910_gpio_set(struct gpio_chip *gc, unsigned offset,
>         struct tps65910 *tps65910 = tps65910_gpio->tps65910;
>
>         if (value)
> -               tps65910_reg_set_bits(tps65910, TPS65910_GPIO0 + offset,
> +               regmap_set_bits(tps65910->regmap, TPS65910_GPIO0 + offset,
>                                                 GPIO_SET_MASK);
>         else
> -               tps65910_reg_clear_bits(tps65910, TPS65910_GPIO0 + offset,
> +               regmap_clear_bits(tps65910->regmap, TPS65910_GPIO0 + offset,
>                                                 GPIO_SET_MASK);
>  }
>
> @@ -59,7 +59,7 @@ static int tps65910_gpio_output(struct gpio_chip *gc, unsigned offset,
>         /* Set the initial value */
>         tps65910_gpio_set(gc, offset, value);
>
> -       return tps65910_reg_set_bits(tps65910, TPS65910_GPIO0 + offset,
> +       return regmap_set_bits(tps65910->regmap, TPS65910_GPIO0 + offset,
>                                                 GPIO_CFG_MASK);
>  }
>
> @@ -68,7 +68,7 @@ static int tps65910_gpio_input(struct gpio_chip *gc, unsigned offset)
>         struct tps65910_gpio *tps65910_gpio = gpiochip_get_data(gc);
>         struct tps65910 *tps65910 = tps65910_gpio->tps65910;
>
> -       return tps65910_reg_clear_bits(tps65910, TPS65910_GPIO0 + offset,
> +       return regmap_clear_bits(tps65910->regmap, TPS65910_GPIO0 + offset,
>                                                 GPIO_CFG_MASK);
>  }
>
> @@ -157,7 +157,7 @@ static int tps65910_gpio_probe(struct platform_device *pdev)
>                 if (!pdata->en_gpio_sleep[i])
>                         continue;
>
> -               ret = tps65910_reg_set_bits(tps65910,
> +               ret = regmap_set_bits(tps65910->regmap,
>                         TPS65910_GPIO0 + i, GPIO_SLEEP_MASK);
>                 if (ret < 0)
>                         dev_warn(tps65910->dev,
> --
> 2.20.1
>

Acked-by: Bartosz Golaszewski <bgolaszewski@...libre.com>