Re: [PATCH] davinci: simplify if-statement

[Kevin Hilman]

Nicolas Kaiser <nikai@xxxxxxxxx> writes:

> A common do-while loop can be factored out from the end of
> the branches.
>
> Signed-off-by: Nicolas Kaiser <nikai@xxxxxxxxx>

Applied, queueing for 2.6.38.

Kevin

> ---
>  arch/arm/mach-davinci/psc.c |   13 ++++---------
>  1 files changed, 4 insertions(+), 9 deletions(-)
>
> diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c
> index 1b15dbd..a415804 100644
> --- a/arch/arm/mach-davinci/psc.c
> +++ b/arch/arm/mach-davinci/psc.c
> @@ -83,21 +83,16 @@ void davinci_psc_config(unsigned int domain, unsigned int ctlr,
>  		pdctl1 = __raw_readl(psc_base + PDCTL1);
>  		pdctl1 |= 0x100;
>  		__raw_writel(pdctl1, psc_base + PDCTL1);
> -
> -		do {
> -			ptstat = __raw_readl(psc_base +
> -					       PTSTAT);
> -		} while (!(((ptstat >> domain) & 1) == 0));
>  	} else {
>  		ptcmd = 1 << domain;
>  		__raw_writel(ptcmd, psc_base + PTCMD);
> -
> -		do {
> -			ptstat = __raw_readl(psc_base + PTSTAT);
> -		} while (!(((ptstat >> domain) & 1) == 0));
>  	}
>  
>  	do {
> +		ptstat = __raw_readl(psc_base + PTSTAT);
> +	} while (!(((ptstat >> domain) & 1) == 0));
> +
> +	do {
>  		mdstat = __raw_readl(psc_base + MDSTAT + 4 * id);
>  	} while (!((mdstat & MDSTAT_STATE_MASK) == next_state));
--
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