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Re: [PATCH v3 0/4] thermal: re-calculate k_po/k_pu when update sustainable power

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On Wed, Jan 06, 2016 at 11:21:54AM +0000, Daniel Thompson wrote:
> On 06/01/16 10:07, Javi Merino wrote:
> >On Wed, Jan 06, 2016 at 04:53:44PM +0800, Leo Yan wrote:
> >>k_po/k_pu are two proportional term constants and essentially they have
> >>fixed ratio compared with sustainable power. In current implementation,
> >>k_po and k_pu are absolute value after calculation and cannot represent
> >>the ratio relationship with sustainable power; as a result, when change
> >>sustainable power we cannot smoothly change proportional term constant.
> >
> >In v2 Daniel said that the use case was made up.  Can you elaborate on
> >why we need this?
> 
> To be clear, I didn't say Leo's use case was made up. In truth I've
> never asked Leo what his use case is.

Sorry, I didn't mean to say that Leo had made it up.  I was just
asking for a use case and it looked to me that the "fan inhibitor
mode" was something that you guys had talked about.

Cheers,
Javi

> It was simply the use case that I used to illustrate a bug in the v1
> implementation which was made up (and which you asked for more
> details of).
> 
> 
> 
> Daniel.
> 
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[PATCH v3 0/4] thermal: re-calculate k_po/k_pu when update sustainable power Leo Yan <leo.yan@linaro.org> - 2016-01-06 10:00 +0100
  [PATCH v3 2/4] thermal: power_allocator: change k_pu_ratio/k_po_ratio as percentage Leo Yan <leo.yan@linaro.org> - 2016-01-06 10:00 +0100
  [PATCH v3 4/4] thermal: power_allocator: document k_pu_ratio/k_po_ratio Leo Yan <leo.yan@linaro.org> - 2016-01-06 10:00 +0100
  [PATCH v3 1/4] thermal: power_allocator: rework proportional parameter Leo Yan <leo.yan@linaro.org> - 2016-01-06 10:00 +0100
  [PATCH v3 3/4] thermal: add sys node for k_pu_ratio/k_po_ratio Leo Yan <leo.yan@linaro.org> - 2016-01-06 10:00 +0100
  Re: [PATCH v3 0/4] thermal: re-calculate k_po/k_pu when update  sustainable power Javi Merino <javi.merino@arm.com> - 2016-01-06 11:10 +0100
    Re: [PATCH v3 0/4] thermal: re-calculate k_po/k_pu when update  sustainable power Leo Yan <leo.yan@linaro.org> - 2016-01-06 12:20 +0100
    Re: [PATCH v3 0/4] thermal: re-calculate k_po/k_pu when update  sustainable power Daniel Thompson <daniel.thompson@linaro.org> - 2016-01-06 12:30 +0100
      Re: [PATCH v3 0/4] thermal: re-calculate k_po/k_pu when update  sustainable power Javi Merino <javi.merino@arm.com> - 2016-01-06 16:10 +0100

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