On Tuesday 01 July 2014 12:32 PM, Viresh Kumar wrote:
> Drivers supporting multiple clusters or multiple 'struct cpufreq_policy'
> instances may need to keep per-policy data. If the core doesn't support them,
> they might do it in the most unoptimized way: 'per-cpu' data.
>
> This patch adds another field in 'struct cpufreq_policy': 'driver_data'. It
> isn't accessed by core and is for driver's internal use.
>
> Signed-off-by: Viresh Kumar <viresh.ku...@linaro.org>
> ---
> include/linux/cpufreq.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
> index ec4112d..d4b1108 100644
> --- a/include/linux/cpufreq.h
> +++ b/include/linux/cpufreq.h
> @@ -112,6 +112,9 @@ struct cpufreq_policy {
> spinlock_t transition_lock;
> wait_queue_head_t transition_wait;
> struct task_struct *transition_task; /* Task which is doing the
> transition */
> +
> + /* For cpufreq driver's internal use */
> + void *driver_data;
> };
>
Minor comment for consistency either maintain same commenting style
for the above structure (description after the variable) or may
be clean up the comments in another patch.
Regards,
Santosh
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
