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Re: [PATCH] i2c: i801: use IS_ENABLED() instead of checking for built-in or module

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On Thu, 21 Jul 2016 12:11:01 -0400, Javier Martinez Canillas wrote:
> The IS_ENABLED() macro checks if a Kconfig symbol has been enabled either
> built-in or as a module, use that macro instead of open coding the same.
> 
> Using the macro makes the code more readable by helping abstract away some
> of the Kconfig built-in and module enable details.
> 
> Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
> ---
> 
>  drivers/i2c/busses/i2c-i801.c | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
> index 68cec6128ac0..5ef9b733d153 100644
> --- a/drivers/i2c/busses/i2c-i801.c
> +++ b/drivers/i2c/busses/i2c-i801.c
> @@ -98,8 +98,7 @@
>  #include <linux/platform_data/itco_wdt.h>
>  #include <linux/pm_runtime.h>
>  
> -#if (defined CONFIG_I2C_MUX_GPIO || defined CONFIG_I2C_MUX_GPIO_MODULE) && \
> -		defined CONFIG_DMI
> +#if IS_ENABLED(CONFIG_I2C_MUX_GPIO) && defined CONFIG_DMI
>  #include <linux/gpio.h>
>  #include <linux/i2c-mux-gpio.h>
>  #endif
> @@ -255,8 +254,7 @@ struct i801_priv {
>  	int len;
>  	u8 *data;
>  
> -#if (defined CONFIG_I2C_MUX_GPIO || defined CONFIG_I2C_MUX_GPIO_MODULE) && \
> -		defined CONFIG_DMI
> +#if IS_ENABLED(CONFIG_I2C_MUX_GPIO) && defined CONFIG_DMI
>  	const struct i801_mux_config *mux_drvdata;
>  	struct platform_device *mux_pdev;
>  #endif
> @@ -1133,8 +1131,7 @@ static void __init input_apanel_init(void) {}
>  static void i801_probe_optional_slaves(struct i801_priv *priv) {}
>  #endif	/* CONFIG_X86 && CONFIG_DMI */
>  
> -#if (defined CONFIG_I2C_MUX_GPIO || defined CONFIG_I2C_MUX_GPIO_MODULE) && \
> -		defined CONFIG_DMI
> +#if IS_ENABLED(CONFIG_I2C_MUX_GPIO) && defined CONFIG_DMI
>  static struct i801_mux_config i801_mux_config_asus_z8_d12 = {
>  	.gpio_chip = "gpio_ich",
>  	.values = { 0x02, 0x03 },

Reviewed-by: Jean Delvare <jdelvare@suse.de>

-- 
Jean Delvare
SUSE L3 Support

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[PATCH] i2c: i801: use IS_ENABLED() instead of checking for built-in or module Javier Martinez Canillas <javier@osg.samsung.com> - 2016-07-21 18:20 +0200
  Re: [PATCH] i2c: i801: use IS_ENABLED() instead of checking for  built-in or module Jean Delvare <jdelvare@suse.de> - 2016-07-22 12:10 +0200

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