Subject: [PATCH 07/22] OMAP: hwmod: Replace WARN by pr_warning if clock lookup failed

From: [email-masked] (Sergei Shtylyov)
Date: Fri, 21 May 2010 14:00:43 +0400

Hello.

Paul Walmsley wrote:
> From: Benoit Cousson <[email-masked]>

> The WARN is a little bit too verbose and is not providing
> usefull information in that case.

> Signed-off-by: Benoit Cousson <[email-masked]>
> Signed-off-by: Paul Walmsley <[email-masked]>

[...]

> diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
> index a62920b..5d3a3ea 100644
> --- a/arch/arm/mach-omap2/omap_hwmod.c
> +++ b/arch/arm/mach-omap2/omap_hwmod.c
> @@ -411,9 +411,9 @@ static int _init_main_clk(struct omap_hwmod *oh)
>  		return 0;
>  
>  	c = omap_clk_get_by_name(oh->main_clk);
> -	WARN(!c, "omap_hwmod: %s: cannot clk_get main_clk %s\n",
> -	     oh->name, oh->main_clk);
>  	if (!c)
> +		pr_warning("omap_hwmod: %s: cannot clk_get main_clk %s\n",
> +			   oh->name, oh->main_clk);
>  		ret = -EINVAL;

    Don't you need {} around the statements here?

>  	oh->_clk = c;
>  
> @@ -446,9 +446,9 @@ static int _init_interface_clks(struct omap_hwmod *oh)
>  			continue;
>  
>  		c = omap_clk_get_by_name(os->clk);
> -		WARN(!c, "omap_hwmod: %s: cannot clk_get interface_clk %s\n",
> -		     oh->name, os->clk);
>  		if (!c)
> +			pr_warning("omap_hwmod: %s: cannot clk_get interface_clk %s\n",
> +				   oh->name, os->clk);
>  			ret = -EINVAL;

    Likewise here...

>  		os->_clk = c;
>  	}
> @@ -472,9 +472,9 @@ static int _init_opt_clks(struct omap_hwmod *oh)
>  
>  	for (i = oh->opt_clks_cnt, oc = oh->opt_clks; i > 0; i--, oc++) {
>  		c = omap_clk_get_by_name(oc->clk);
> -		WARN(!c, "omap_hwmod: %s: cannot clk_get opt_clk %s\n",
> -		     oh->name, oc->clk);
>  		if (!c)
> +			pr_warning("omap_hwmod: %s: cannot clk_get opt_clk %s\n",
> +				   oh->name, oc->clk);
>  			ret = -EINVAL;

    ... and here.

WBR, Sergei