[PATCH] ARM: i.MX: convert early gpio value accessors to static inline functions

Ahmad Fatoum a.fatoum at pengutronix.de
Tue Apr 13 11:13:56 BST 2021


Hi,

On 13.04.21 12:07, Sascha Hauer wrote:
> imx1_gpio_val() and imx31_gpio_val() lack various braces. Instead of
> adding all these convert them to static inline functions.
> 
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> ---
>  arch/arm/mach-imx/include/mach/imx-gpio.h | 13 ++++++++++---
>  1 file changed, 10 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm/mach-imx/include/mach/imx-gpio.h b/arch/arm/mach-imx/include/mach/imx-gpio.h
> index 0cfd16f4fa..c7b8ccffcb 100644
> --- a/arch/arm/mach-imx/include/mach/imx-gpio.h
> +++ b/arch/arm/mach-imx/include/mach/imx-gpio.h
> @@ -72,11 +72,18 @@ static inline void imx31_gpio_direction_input(void *base, int gpio)
>  #define imx6_gpio_direction_input(base, gpio) imx31_gpio_direction_input(base, gpio)
>  #define imx8m_gpio_direction_input(base, gpio) imx31_gpio_direction_input(base, gpio)
>  
> -#define imx1_gpio_val(base, gpio) readl(base + 0x1c) & (1 << gpio) ? 1 : 0
> +static inline int imx1_gpio_val(void *base, int gpio)

void __iomem *

> +{
> +	return readl(base + 0x1c) & (1 << gpio) ? 1 : 0;
> +}
> +
> +static inline int imx31_gpio_val(void *base, int gpio)

Same

> +{
> +	return readl(base) & (1 << gpio) ? 1 : 0;
> +}
> +

With this addressed, Reviewed-by: Ahmad Fatoum <a.fatoum at pengutronix.de>

>  #define imx21_gpio_val(base, gpio) imx1_gpio_val(base, gpio)
>  #define imx27_gpio_val(base, gpio) imx1_gpio_val(base, gpio)
> -
> -#define imx31_gpio_val(base, gpio) readl(base) & (1 << gpio) ? 1 : 0
>  #define imx25_gpio_val(base, gpio) imx31_gpio_val(base, gpio)
>  #define imx35_gpio_val(base, gpio) imx31_gpio_val(base, gpio)
>  #define imx51_gpio_val(base, gpio) imx31_gpio_val(base, gpio)
> 

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