linux-kernel - Re: [PATCH 17/36] pinctrl: spear: use new pinctrl GPIO helpers

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Message-ID: <20231004060140.ivkvtabblqesleow@vireshk-i7>
Date:   Wed, 4 Oct 2023 11:31:40 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Bartosz Golaszewski <brgl@...ev.pl>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Andy Shevchenko <andy@...nel.org>, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        Viresh Kumar <vireshk@...nel.org>,
        Shiraz Hashim <shiraz.linux.kernel@...il.com>, soc@...nel.org
Subject: Re: [PATCH 17/36] pinctrl: spear: use new pinctrl GPIO helpers

On 03-10-23, 16:50, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> 
> Replace the pinctrl helpers taking the global GPIO number as argument
> with the improved variants that instead take a pointer to the GPIO chip
> and the controller-relative offset.
> 
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> ---
>  drivers/pinctrl/spear/pinctrl-plgpio.c | 8 +++-----
>  1 file changed, 3 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/pinctrl/spear/pinctrl-plgpio.c b/drivers/pinctrl/spear/pinctrl-plgpio.c
> index 722681e0b89b..7488f6394318 100644
> --- a/drivers/pinctrl/spear/pinctrl-plgpio.c
> +++ b/drivers/pinctrl/spear/pinctrl-plgpio.c
> @@ -204,14 +204,13 @@ static void plgpio_set_value(struct gpio_chip *chip, unsigned offset, int value)
>  static int plgpio_request(struct gpio_chip *chip, unsigned offset)
>  {
>  	struct plgpio *plgpio = gpiochip_get_data(chip);
> -	int gpio = chip->base + offset;
>  	unsigned long flags;
>  	int ret = 0;
>  
>  	if (offset >= chip->ngpio)
>  		return -EINVAL;
>  
> -	ret = pinctrl_gpio_request(gpio);
> +	ret = pinctrl_gpio_request_new(chip, offset);
>  	if (ret)
>  		return ret;
>  
> @@ -249,14 +248,13 @@ static int plgpio_request(struct gpio_chip *chip, unsigned offset)
>  	if (!IS_ERR(plgpio->clk))
>  		clk_disable(plgpio->clk);
>  err0:
> -	pinctrl_gpio_free(gpio);
> +	pinctrl_gpio_free_new(chip, offset);
>  	return ret;
>  }
>  
>  static void plgpio_free(struct gpio_chip *chip, unsigned offset)
>  {
>  	struct plgpio *plgpio = gpiochip_get_data(chip);
> -	int gpio = chip->base + offset;
>  	unsigned long flags;
>  
>  	if (offset >= chip->ngpio)
> @@ -280,7 +278,7 @@ static void plgpio_free(struct gpio_chip *chip, unsigned offset)
>  	if (!IS_ERR(plgpio->clk))
>  		clk_disable(plgpio->clk);
>  
> -	pinctrl_gpio_free(gpio);
> +	pinctrl_gpio_free_new(chip, offset);
>  }

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>

-- 
viresh