[PATCH v4 0/6] powernv: cpufreq: Report frequency throttle by OCC
viresh.kumar at linaro.org
Thu Jul 16 15:14:07 AEST 2015
On 13-07-15, 19:39, Shilpasri G Bhat wrote:
> This patchset intends to add frequency throttle reporting mechanism
> to powernv-cpufreq driver when OCC throttles the frequency. OCC is an
> On-Chip-Controller which takes care of the power and thermal safety of
> the chip. The CPU frequency can be throttled during an OCC reset or
> when OCC tries to limit the max allowed frequency. The patchset will
> report such conditions so as to keep the user informed about reason
> for the drop in performance of workloads when frequency is throttled.
> Changes from v3:
> - Rebased on top of 4.2-rc1
> - Minor changes in patch 2,3,4,6 this does not change the
> functionality of the code
> - 594fcb9ec9e powerpc/powernv: Expose OPAL APIs required by PRD
> interface , this patch fixes the build error due to which this
> series was initially dropped
> ERROR: ".opal_message_notifier_register"
> drivers/cpufreq/powernv-cpufreq.ko] undefined!
I have already Acked v3 of this and that applies to this one as well..
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