Daniel Lezcano <daniel.lezc...@linaro.org> writes:
> At init time, check the powerdomains lookup is successful otherwise
> exit the cpuidle driver init function with -ENODEV like what is done for the
> omap3 cpuidle driver.
>
> Signed-off-by: Daniel Lezcano <daniel.lezc...@linaro.org>
> Reviewed-by: Jean Pihet <j-pi...@ti.com>
Thanks, applying to my for_3.5/cleanup/omap-cpuidle branch.
Kevin
> ---
> arch/arm/mach-omap2/cpuidle34xx.c | 3 +++
> 1 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/cpuidle34xx.c
> b/arch/arm/mach-omap2/cpuidle34xx.c
> index f682e17..207bc1c 100644
> --- a/arch/arm/mach-omap2/cpuidle34xx.c
> +++ b/arch/arm/mach-omap2/cpuidle34xx.c
> @@ -363,6 +363,9 @@ int __init omap3_idle_init(void)
> per_pd = pwrdm_lookup("per_pwrdm");
> cam_pd = pwrdm_lookup("cam_pwrdm");
>
> + if (!mpu_pd || !core_pd || !per_pd || !cam_pd)
> + return -ENODEV;
> +
> cpuidle_register_driver(&omap3_idle_driver);
>
> dev = &per_cpu(omap3_idle_dev, smp_processor_id());
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