Nishanth Menon <nm@xxxxxx> writes:
> Since we already know the state of the autocomp enablement, we can
> see if the requested state is different from the current state and
> enable/disable SR only on the need basis.
>
> Signed-off-by: Nishanth Menon <nm@xxxxxx>
Thanks, queuing for 2.6.40.
Kevin
> ---
> arch/arm/mach-omap2/smartreflex.c | 11 +++++++----
> 1 files changed, 7 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
> index f9057ad..2b6fdc7 100644
> --- a/arch/arm/mach-omap2/smartreflex.c
> +++ b/arch/arm/mach-omap2/smartreflex.c
> @@ -806,10 +806,13 @@ static int omap_sr_autocomp_store(void *data, u64 val)
> return -EINVAL;
> }
>
> - if (!val)
> - sr_stop_vddautocomp(sr_info);
> - else
> - sr_start_vddautocomp(sr_info);
> + /* control enable/disable only if there is a delta in value */
> + if (sr_info->autocomp_active != val) {
> + if (!val)
> + sr_stop_vddautocomp(sr_info);
> + else
> + sr_start_vddautocomp(sr_info);
> + }
>
> return 0;
> }
--
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