Re: [PATCH C 09/13] OMAP3 clock: fix non-CORE DPLL rate assignment bugs

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On Wed, Jan 28, 2009 at 12:08:35PM -0700, Paul Walmsley wrote:
> diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c
> index 424eed6..c943043 100644
> --- a/arch/arm/mach-omap2/clock34xx.c
> +++ b/arch/arm/mach-omap2/clock34xx.c
> @@ -270,7 +270,6 @@ static int _omap3_noncore_dpll_stop(struct clk *clk)
>  static int omap3_noncore_dpll_enable(struct clk *clk)
>  {
>  	int r;
> -	long rate;
>  	struct dpll_data *dd;
>  
>  	if (clk == &dpll3_ck)
> @@ -286,7 +285,7 @@ static int omap3_noncore_dpll_enable(struct clk *clk)
>  		r = _omap3_noncore_dpll_lock(clk);
>  
>  	if (!r)
> -		clk->rate = rate;
> +		clk->rate = omap2_get_dpll_rate(clk);

This whole patch can be viewed as another bug fix to patch 6.

> @@ -429,6 +428,9 @@ static int omap3_noncore_dpll_set_rate(struct clk *clk, unsigned long rate)
>  		ret = omap3_noncore_dpll_program(clk, dd->last_rounded_m,
>  						 dd->last_rounded_n, freqsel);
>  
> +		if (!ret)
> +			clk->rate = rate;
> +

So this is creating:

	if (...) {
		ret = something;

		if (!ret)
			clk->rate = rate;
	} else {
		ret = something else;

		if (!ret)
			clk->rate = rate;
	}

So why not make it easier to read and more obvious:

	if (...) {
		ret = something;
	} else {
		ret = something else;
	}

	if (!ret)
		clk->rate = rate;

>  	}
>  
>  	omap3_dpll_recalc(clk);
> 
> 
> 
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