linux-kernel - RE: [PATCH] Input: adp5588-keys - Use devm_regulator_get

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Date:   Mon, 19 Jun 2023 06:05:06 +0000
From:   "Hennerich, Michael" <Michael.Hennerich@...log.com>
To:     Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>,
        "linux-input@...r.kernel.org" <linux-input@...r.kernel.org>
Subject: RE: [PATCH] Input: adp5588-keys - Use devm_regulator_get_enable()



> -----Original Message-----
> From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> Sent: Samstag, 17. Juni 2023 09:12
> To: Hennerich, Michael <Michael.Hennerich@...log.com>; Dmitry Torokhov
> <dmitry.torokhov@...il.com>
> Cc: linux-kernel@...r.kernel.org; kernel-janitors@...r.kernel.org; Christophe
> JAILLET <christophe.jaillet@...adoo.fr>; linux-input@...r.kernel.org
> Subject: [PATCH] Input: adp5588-keys - Use devm_regulator_get_enable()
> 
> Use devm_regulator_get_enable() instead of hand writing it. It saves some line
> of code.
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>

Acked-by: Michael Hennerich <michael.hennerich@...log.com>

> ---
>  drivers/input/keyboard/adp5588-keys.c | 17 +----------------
>  1 file changed, 1 insertion(+), 16 deletions(-)
> 
> diff --git a/drivers/input/keyboard/adp5588-keys.c
> b/drivers/input/keyboard/adp5588-keys.c
> index 896a5a989ddc..61e8e43e9c2b 100644
> --- a/drivers/input/keyboard/adp5588-keys.c
> +++ b/drivers/input/keyboard/adp5588-keys.c
> @@ -713,17 +713,11 @@ static int adp5588_fw_parse(struct adp5588_kpad
> *kpad)
>  	return 0;
>  }
> 
> -static void adp5588_disable_regulator(void *reg) -{
> -	regulator_disable(reg);
> -}
> -
>  static int adp5588_probe(struct i2c_client *client)  {
>  	struct adp5588_kpad *kpad;
>  	struct input_dev *input;
>  	struct gpio_desc *gpio;
> -	struct regulator *vcc;
>  	unsigned int revid;
>  	int ret;
>  	int error;
> @@ -749,16 +743,7 @@ static int adp5588_probe(struct i2c_client *client)
>  	if (error)
>  		return error;
> 
> -	vcc = devm_regulator_get(&client->dev, "vcc");
> -	if (IS_ERR(vcc))
> -		return PTR_ERR(vcc);
> -
> -	error = regulator_enable(vcc);
> -	if (error)
> -		return error;
> -
> -	error = devm_add_action_or_reset(&client->dev,
> -					 adp5588_disable_regulator, vcc);
> +	error = devm_regulator_get_enable(&client->dev, "vcc");
>  	if (error)
>  		return error;
> 
> --
> 2.34.1