On Wed, Jul 25, 2012 at 12:46:02PM +0200, Daniel Lezcano wrote:
> The tegra3 and big.LITTLE architecture have different cpu latencies.
> This API allows to specify a different cpu latency for a specific cpu.
>
> With the previous patches, we use the per cpuidle device states pointer,
> this function overrides this pointer.
>
> Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> ---
> drivers/cpuidle/cpuidle.c | 17 +++++++++++++++++
> include/linux/cpuidle.h | 10 +++++++---
> 2 files changed, 24 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
> index 199878a..3b21b68 100644
> --- a/drivers/cpuidle/cpuidle.c
> +++ b/drivers/cpuidle/cpuidle.c
> @@ -456,6 +456,23 @@ void cpuidle_unregister_device(struct cpuidle_device *dev)
>
> EXPORT_SYMBOL_GPL(cpuidle_unregister_device);
>
> +int cpuidle_register_states(struct cpuidle_device *dev,
> + struct cpuidle_state *states,
> + int state_count)
> +{
> + if (!dev || !states)
> + return -EINVAL;
> +
> + if (state_count <= 0)
> + return -EINVAL;
> +
> + dev->states = states;
> + dev->state_count = state_count;
> +
> + return 0;
> +}
> +EXPORT_SYMBOL_GPL(cpuidle_register_state);
> +
> #ifdef CONFIG_SMP
>
Looks good... apart from the fact that the function definition says
cpuidle_register_stateS and the exported symbol is cpuidle_register_state...
Cheers,
Peter.
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