[PATCH v4 5/7] ARM: imx: Add common imx cpuidle init functionality.
Sascha Hauer
s.hauer at pengutronix.de
Wed May 16 13:55:15 EDT 2012
On Tue, May 15, 2012 at 09:33:34PM -0500, Robert Lee wrote:
> Add common cpuidle init functionality that can be used by various
> imx platforms.
>
> Signed-off-by: Robert Lee <rob.lee at linaro.org>
> ---
> +
> +#ifdef CONFIG_CPU_IDLE
> +extern int imx_cpuidle_init(struct cpuidle_driver *drv);
> +#else
> +static inline int imx_cpuidle_init(struct cpuidle_driver *drv)
> +{
> + return -ENODEV;
> +}
> +#endif
You should return succesfully here. Think about it, if imx_cpuidle_init
fails you basically do nothing except maybe printing an error message
which will be irritating when it appears on a kernel with cpuidle
disabled.
Sascha
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