linux-kernel - Re: [PATCH v2 2/4] gpio-f7188x: use unique labels for banks/chips

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Date:   Thu, 11 Aug 2022 15:36:15 +0200
From:   simon.guinot@...uanux.org
To:     Henning Schild <henning.schild@...mens.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Pavel Machek <pavel@....cz>,
        Hans de Goede <hdegoede@...hat.com>,
        Mark Gross <markgross@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Lee Jones <lee@...nel.org>, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-leds@...r.kernel.org,
        platform-driver-x86@...r.kernel.org,
        Sheng-Yuan Huang <syhuang3@...oton.com>,
        Tasanakorn Phaipool <tasanakorn@...il.com>
Subject: Re: [PATCH v2 2/4] gpio-f7188x: use unique labels for banks/chips

On Tue, Aug 09, 2022 at 05:04:40PM +0200, Henning Schild wrote:
> So that drivers building on top can find those pins with GPIO_LOOKUP
> helpers.
> 
> Signed-off-by: Henning Schild <henning.schild@...mens.com>

Acked-by: Simon Guinot <simon.guinot@...uanux.org>

> ---
>  drivers/gpio/gpio-f7188x.c | 138 ++++++++++++++++++-------------------
>  1 file changed, 69 insertions(+), 69 deletions(-)
> 
> diff --git a/drivers/gpio/gpio-f7188x.c b/drivers/gpio/gpio-f7188x.c
> index 4d8f38bc3b45..9c91832b8c71 100644
> --- a/drivers/gpio/gpio-f7188x.c
> +++ b/drivers/gpio/gpio-f7188x.c
> @@ -150,10 +150,10 @@ static void f7188x_gpio_set(struct gpio_chip *chip, unsigned offset, int value);
>  static int f7188x_gpio_set_config(struct gpio_chip *chip, unsigned offset,
>  				  unsigned long config);
>  
> -#define F7188X_GPIO_BANK(_base, _ngpio, _regbase)			\
> +#define F7188X_GPIO_BANK(_base, _ngpio, _regbase, _label)			\
>  	{								\
>  		.chip = {						\
> -			.label            = DRVNAME,			\
> +			.label            = _label,			\
>  			.owner            = THIS_MODULE,		\
>  			.get_direction    = f7188x_gpio_get_direction,	\
>  			.direction_input  = f7188x_gpio_direction_in,	\
> @@ -178,98 +178,98 @@ static int f7188x_gpio_set_config(struct gpio_chip *chip, unsigned offset,
>  #define gpio_single_data(device)	((device) != SIO_LD_GPIO_FINTEK)
>  
>  static struct f7188x_gpio_bank f71869_gpio_bank[] = {
> -	F7188X_GPIO_BANK(0, 6, 0xF0),
> -	F7188X_GPIO_BANK(10, 8, 0xE0),
> -	F7188X_GPIO_BANK(20, 8, 0xD0),
> -	F7188X_GPIO_BANK(30, 8, 0xC0),
> -	F7188X_GPIO_BANK(40, 8, 0xB0),
> -	F7188X_GPIO_BANK(50, 5, 0xA0),
> -	F7188X_GPIO_BANK(60, 6, 0x90),
> +	F7188X_GPIO_BANK(0, 6, 0xF0, DRVNAME "-0"),
> +	F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
> +	F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
> +	F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
> +	F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
> +	F7188X_GPIO_BANK(50, 5, 0xA0, DRVNAME "-5"),
> +	F7188X_GPIO_BANK(60, 6, 0x90, DRVNAME "-6"),
>  };
>  
>  static struct f7188x_gpio_bank f71869a_gpio_bank[] = {
> -	F7188X_GPIO_BANK(0, 6, 0xF0),
> -	F7188X_GPIO_BANK(10, 8, 0xE0),
> -	F7188X_GPIO_BANK(20, 8, 0xD0),
> -	F7188X_GPIO_BANK(30, 8, 0xC0),
> -	F7188X_GPIO_BANK(40, 8, 0xB0),
> -	F7188X_GPIO_BANK(50, 5, 0xA0),
> -	F7188X_GPIO_BANK(60, 8, 0x90),
> -	F7188X_GPIO_BANK(70, 8, 0x80),
> +	F7188X_GPIO_BANK(0, 6, 0xF0, DRVNAME "-0"),
> +	F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
> +	F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
> +	F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
> +	F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
> +	F7188X_GPIO_BANK(50, 5, 0xA0, DRVNAME "-5"),
> +	F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-6"),
> +	F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-7"),
>  };
>  
>  static struct f7188x_gpio_bank f71882_gpio_bank[] = {
> -	F7188X_GPIO_BANK(0, 8, 0xF0),
> -	F7188X_GPIO_BANK(10, 8, 0xE0),
> -	F7188X_GPIO_BANK(20, 8, 0xD0),
> -	F7188X_GPIO_BANK(30, 4, 0xC0),
> -	F7188X_GPIO_BANK(40, 4, 0xB0),
> +	F7188X_GPIO_BANK(0, 8, 0xF0, DRVNAME "-0"),
> +	F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
> +	F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
> +	F7188X_GPIO_BANK(30, 4, 0xC0, DRVNAME "-3"),
> +	F7188X_GPIO_BANK(40, 4, 0xB0, DRVNAME "-4"),
>  };
>  
>  static struct f7188x_gpio_bank f71889a_gpio_bank[] = {
> -	F7188X_GPIO_BANK(0, 7, 0xF0),
> -	F7188X_GPIO_BANK(10, 7, 0xE0),
> -	F7188X_GPIO_BANK(20, 8, 0xD0),
> -	F7188X_GPIO_BANK(30, 8, 0xC0),
> -	F7188X_GPIO_BANK(40, 8, 0xB0),
> -	F7188X_GPIO_BANK(50, 5, 0xA0),
> -	F7188X_GPIO_BANK(60, 8, 0x90),
> -	F7188X_GPIO_BANK(70, 8, 0x80),
> +	F7188X_GPIO_BANK(0, 7, 0xF0, DRVNAME "-0"),
> +	F7188X_GPIO_BANK(10, 7, 0xE0, DRVNAME "-1"),
> +	F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
> +	F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
> +	F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
> +	F7188X_GPIO_BANK(50, 5, 0xA0, DRVNAME "-5"),
> +	F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-6"),
> +	F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-7"),
>  };
>  
>  static struct f7188x_gpio_bank f71889_gpio_bank[] = {
> -	F7188X_GPIO_BANK(0, 7, 0xF0),
> -	F7188X_GPIO_BANK(10, 7, 0xE0),
> -	F7188X_GPIO_BANK(20, 8, 0xD0),
> -	F7188X_GPIO_BANK(30, 8, 0xC0),
> -	F7188X_GPIO_BANK(40, 8, 0xB0),
> -	F7188X_GPIO_BANK(50, 5, 0xA0),
> -	F7188X_GPIO_BANK(60, 8, 0x90),
> -	F7188X_GPIO_BANK(70, 8, 0x80),
> +	F7188X_GPIO_BANK(0, 7, 0xF0, DRVNAME "-0"),
> +	F7188X_GPIO_BANK(10, 7, 0xE0, DRVNAME "-1"),
> +	F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
> +	F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
> +	F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
> +	F7188X_GPIO_BANK(50, 5, 0xA0, DRVNAME "-5"),
> +	F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-6"),
> +	F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-7"),
>  };
>  
>  static struct f7188x_gpio_bank f81866_gpio_bank[] = {
> -	F7188X_GPIO_BANK(0, 8, 0xF0),
> -	F7188X_GPIO_BANK(10, 8, 0xE0),
> -	F7188X_GPIO_BANK(20, 8, 0xD0),
> -	F7188X_GPIO_BANK(30, 8, 0xC0),
> -	F7188X_GPIO_BANK(40, 8, 0xB0),
> -	F7188X_GPIO_BANK(50, 8, 0xA0),
> -	F7188X_GPIO_BANK(60, 8, 0x90),
> -	F7188X_GPIO_BANK(70, 8, 0x80),
> -	F7188X_GPIO_BANK(80, 8, 0x88),
> +	F7188X_GPIO_BANK(0, 8, 0xF0, DRVNAME "-0"),
> +	F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
> +	F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
> +	F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
> +	F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
> +	F7188X_GPIO_BANK(50, 8, 0xA0, DRVNAME "-5"),
> +	F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-6"),
> +	F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-7"),
> +	F7188X_GPIO_BANK(80, 8, 0x88, DRVNAME "-8"),
>  };
>  
>  
>  static struct f7188x_gpio_bank f81804_gpio_bank[] = {
> -	F7188X_GPIO_BANK(0, 8, 0xF0),
> -	F7188X_GPIO_BANK(10, 8, 0xE0),
> -	F7188X_GPIO_BANK(20, 8, 0xD0),
> -	F7188X_GPIO_BANK(50, 8, 0xA0),
> -	F7188X_GPIO_BANK(60, 8, 0x90),
> -	F7188X_GPIO_BANK(70, 8, 0x80),
> -	F7188X_GPIO_BANK(90, 8, 0x98),
> +	F7188X_GPIO_BANK(0, 8, 0xF0, DRVNAME "-0"),
> +	F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
> +	F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
> +	F7188X_GPIO_BANK(50, 8, 0xA0, DRVNAME "-3"),
> +	F7188X_GPIO_BANK(60, 8, 0x90, DRVNAME "-4"),
> +	F7188X_GPIO_BANK(70, 8, 0x80, DRVNAME "-5"),
> +	F7188X_GPIO_BANK(90, 8, 0x98, DRVNAME "-6"),
>  };
>  
>  static struct f7188x_gpio_bank f81865_gpio_bank[] = {
> -	F7188X_GPIO_BANK(0, 8, 0xF0),
> -	F7188X_GPIO_BANK(10, 8, 0xE0),
> -	F7188X_GPIO_BANK(20, 8, 0xD0),
> -	F7188X_GPIO_BANK(30, 8, 0xC0),
> -	F7188X_GPIO_BANK(40, 8, 0xB0),
> -	F7188X_GPIO_BANK(50, 8, 0xA0),
> -	F7188X_GPIO_BANK(60, 5, 0x90),
> +	F7188X_GPIO_BANK(0, 8, 0xF0, DRVNAME "-0"),
> +	F7188X_GPIO_BANK(10, 8, 0xE0, DRVNAME "-1"),
> +	F7188X_GPIO_BANK(20, 8, 0xD0, DRVNAME "-2"),
> +	F7188X_GPIO_BANK(30, 8, 0xC0, DRVNAME "-3"),
> +	F7188X_GPIO_BANK(40, 8, 0xB0, DRVNAME "-4"),
> +	F7188X_GPIO_BANK(50, 8, 0xA0, DRVNAME "-5"),
> +	F7188X_GPIO_BANK(60, 5, 0x90, DRVNAME "-6"),
>  };
>  
>  static struct f7188x_gpio_bank nct6116d_gpio_bank[] = {
> -	F7188X_GPIO_BANK(0, 8, 0xE0),
> -	F7188X_GPIO_BANK(10, 8, 0xE4),
> -	F7188X_GPIO_BANK(20, 8, 0xE8),
> -	F7188X_GPIO_BANK(30, 8, 0xEC),
> -	F7188X_GPIO_BANK(40, 8, 0xF0),
> -	F7188X_GPIO_BANK(50, 8, 0xF4),
> -	F7188X_GPIO_BANK(60, 8, 0xF8),
> -	F7188X_GPIO_BANK(70, 1, 0xFC),
> +	F7188X_GPIO_BANK(0, 8, 0xE0, DRVNAME "-0"),
> +	F7188X_GPIO_BANK(10, 8, 0xE4, DRVNAME "-1"),
> +	F7188X_GPIO_BANK(20, 8, 0xE8, DRVNAME "-2"),
> +	F7188X_GPIO_BANK(30, 8, 0xEC, DRVNAME "-3"),
> +	F7188X_GPIO_BANK(40, 8, 0xF0, DRVNAME "-4"),
> +	F7188X_GPIO_BANK(50, 8, 0xF4, DRVNAME "-5"),
> +	F7188X_GPIO_BANK(60, 8, 0xF8, DRVNAME "-6"),
> +	F7188X_GPIO_BANK(70, 1, 0xFC, DRVNAME "-7"),
>  };
>  
>  static int f7188x_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
> -- 
> 2.35.1

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