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Date:	Mon, 27 Oct 2014 17:20:54 +0300
From:	Dmitry Voytik <voytikd@...il.com>
To:	Shawn Guo <shawn.guo@...escale.com>
Cc:	Sascha Hauer <kernel@...gutronix.de>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: imx: refactor mxc_iomux_mode()

Hi Shawn,

Any comments on this?
Thanks.

On Tue, Oct 21, 2014 at 06:35:51PM +0400, Dmitry Voytik wrote:
> Refactor mxc_iomux_mode():
>  - since it always returns 0 make it to return void
>  - remove unnecessary ret variable
>  - declare variables according to the kernel coding style
> 
> Signed-off-by: Dmitry Voytik <voytikd@...il.com>
> ---
>  arch/arm/mach-imx/iomux-imx31.c | 8 ++++----
>  arch/arm/mach-imx/iomux-mx3.h   | 2 +-
>  2 files changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/arch/arm/mach-imx/iomux-imx31.c b/arch/arm/mach-imx/iomux-imx31.c
> index 1657fe6..d6a3075 100644
> --- a/arch/arm/mach-imx/iomux-imx31.c
> +++ b/arch/arm/mach-imx/iomux-imx31.c
> @@ -44,9 +44,11 @@ static unsigned long mxc_pin_alloc_map[NB_PORTS * 32 / BITS_PER_LONG];
>  /*
>   * set the mode for a IOMUX pin.
>   */
> -int mxc_iomux_mode(unsigned int pin_mode)
> +void mxc_iomux_mode(unsigned int pin_mode)
>  {
> -	u32 field, l, mode, ret = 0;
> +	u32 field;
> +	u32 l;
> +	u32 mode;
>  	void __iomem *reg;
>  
>  	reg = IOMUXSW_MUX_CTL + (pin_mode & IOMUX_REG_MASK);
> @@ -61,8 +63,6 @@ int mxc_iomux_mode(unsigned int pin_mode)
>  	__raw_writel(l, reg);
>  
>  	spin_unlock(&gpio_mux_lock);
> -
> -	return ret;
>  }
>  
>  /*
> diff --git a/arch/arm/mach-imx/iomux-mx3.h b/arch/arm/mach-imx/iomux-mx3.h
> index f79f78a..0a5adba 100644
> --- a/arch/arm/mach-imx/iomux-mx3.h
> +++ b/arch/arm/mach-imx/iomux-mx3.h
> @@ -144,7 +144,7 @@ void mxc_iomux_set_gpr(enum iomux_gp_func, bool en);
>   * It is called by the setup functions and should not be called directly anymore.
>   * It is here visible for backward compatibility
>   */
> -int mxc_iomux_mode(unsigned int pin_mode);
> +void mxc_iomux_mode(unsigned int pin_mode);
>  
>  #define IOMUX_PADNUM_MASK	0x1ff
>  #define IOMUX_GPIONUM_SHIFT	9
> -- 
> 1.9.1
> 
> --
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