Re: [PATCH V2] ARM: OMAP3+: PM: VP: ensure VP is idle before disable

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On Mon, May 21, 2012 at 9:51 AM, Eduardo Valentin
<eduardo.valentin@xxxxxx> wrote:
>
>
> On Mon, May 21, 2012 at 08:36:35AM -0500, ext Nishanth Menon wrote:
>>  Sat, May 19, 2012 at 4:52 AM, Eduardo Valentin <eduardo.valentin@xxxxxx>
>> wrote:
>> >
>> >
>> > I guess it is time to properly document this increasing busy loop delay..
>> > As it is getting closer to ms scale..
>> Does the following sound good?
>> /* Maximum time for Voltage Processor to enter or exit idle */
>
> Sounds way better :-). If you have an estimation of how long it takes
> in the average case, it might help. But I am OK already with the above,
> in case you don't have the estimation.
/*
 * Maximum time for Voltage Processor to enter or exit idle
 * worst case is around 100uSec depending on when we intercepted VP
 * we use 5 times worst case value to be sure that the system flags
 * invalid condition
 */
better?

Regards,
Nishanth Menon
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