linux-kernel - Re: [PATCH 21/25] drivers/video: Use static const char arrays

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Date:	Wed, 15 Sep 2010 20:02:27 +0100 (BST)
From:	James Simmons <jsimmons@...radead.org>
To:	Joe Perches <joe@...ches.com>
cc:	linux-kernel@...r.kernel.org,
	Thomas Winischhofer <thomas@...ischhofer.net>,
	Joseph Chan <JosephChan@....com.tw>,
	Florian Tobias Schandinat <FlorianSchandinat@....de>,
	linux-fbdev@...r.kernel.org
Subject: Re: [PATCH 21/25] drivers/video: Use static const char arrays


> Signed-off-by: Joe Perches <joe@...ches.com>

Acked-by: James Simmons <jsimmons@...radead.org>

> ---
>  drivers/video/sh_mipi_dsi.c  |    4 ++--
>  drivers/video/sis/sis_main.c |   10 +++++-----
>  drivers/video/via/viafbdev.c |    2 +-
>  3 files changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/video/sh_mipi_dsi.c b/drivers/video/sh_mipi_dsi.c
> index 5699ce0..4a8501b 100644
> --- a/drivers/video/sh_mipi_dsi.c
> +++ b/drivers/video/sh_mipi_dsi.c
> @@ -319,7 +319,7 @@ static int __init sh_mipi_probe(struct platform_device *pdev)
>  	struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>  	unsigned long rate, f_current;
>  	int idx = pdev->id, ret;
> -	char dsip_clk[] = "dsi.p_clk";
> +	char dsip_clk[sizeof("dsiXp_clk")];
>  
>  	if (!res || idx >= ARRAY_SIZE(mipi_dsi) || !pdata)
>  		return -ENODEV;
> @@ -370,7 +370,7 @@ static int __init sh_mipi_probe(struct platform_device *pdev)
>  
>  	dev_dbg(&pdev->dev, "DSI-T clk %lu -> %lu\n", f_current, rate);
>  
> -	sprintf(dsip_clk, "dsi%1.1dp_clk", idx);
> +	sprintf(dsip_clk, "dsi%cp_clk", idx + '0');
>  	mipi->dsip_clk = clk_get(&pdev->dev, dsip_clk);
>  	if (IS_ERR(mipi->dsip_clk)) {
>  		ret = PTR_ERR(mipi->dsip_clk);
> diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c
> index 559bf17..4be65d1 100644
> --- a/drivers/video/sis/sis_main.c
> +++ b/drivers/video/sis/sis_main.c
> @@ -2387,8 +2387,8 @@ SiS_Sense30x(struct sis_video_info *ivideo)
>      u16 cvbs=0, cvbs_c=0;
>      u16 vga2=0, vga2_c=0;
>      int myflag, result;
> -    char stdstr[] = "sisfb: Detected";
> -    char tvstr[]  = "TV connected to";
> +    static const char stdstr[] = "sisfb: Detected";
> +    static const char tvstr[] = "TV connected to";
>  
>      if(ivideo->vbflags2 & VB2_301) {
>         svhs = 0x00b9; cvbs = 0x00b3; vga2 = 0x00d1;
> @@ -2525,7 +2525,7 @@ SiS_SenseCh(struct sis_video_info *ivideo)
>  {
>  #if defined(CONFIG_FB_SIS_300) || defined(CONFIG_FB_SIS_315)
>      u8 temp1, temp2;
> -    char stdstr[] = "sisfb: Chrontel: Detected TV connected to";
> +    static const char stdstr[] = "sisfb: Chrontel: Detected TV connected to";
>  #endif
>  #ifdef CONFIG_FB_SIS_300
>      unsigned char test[3];
> @@ -2648,8 +2648,8 @@ SiS_SenseCh(struct sis_video_info *ivideo)
>  static void __devinit
>  sisfb_get_VB_type(struct sis_video_info *ivideo)
>  {
> -	char stdstr[]    = "sisfb: Detected";
> -	char bridgestr[] = "video bridge";
> +	static const char stdstr[] = "sisfb: Detected";
> +	static const char bridgestr[] = "video bridge";
>  	u8 vb_chipid;
>  	u8 reg;
>  
> diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c
> index 5a947b0..394ef48 100644
> --- a/drivers/video/via/viafbdev.c
> +++ b/drivers/video/via/viafbdev.c
> @@ -367,7 +367,7 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
>  	} u;
>  	u32 state_info = 0;
>  	u32 *viafb_gamma_table;
> -	char driver_name[] = "viafb";
> +	static const char driver_name[] = "viafb";
>  
>  	u32 __user *argp = (u32 __user *) arg;
>  	u32 gpu32;
> -- 
> 1.7.3.rc1
> 
> --
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