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SubjectRe: [PATCH v3] thermal: devfreq_cooling: Use PM QoS to set frequency limits
On Thu, Mar 12, 2020 at 11:34:20AM -0700, Matthias Kaehlcke wrote:
> Now that devfreq supports limiting the frequency range of a device
> through PM QoS make use of it instead of disabling OPPs that should
> not be used.
> The switch from disabling OPPs to PM QoS introduces a subtle behavioral
> change in case of conflicting requests (min > max): PM QoS gives
> precedence to the MIN_FREQUENCY request, while higher OPPs disabled
> with dev_pm_opp_disable() would override MIN_FREQUENCY.
> Signed-off-by: Matthias Kaehlcke <>
> Reviewed-by: Lukasz Luba <>

I just noticed that I forgot to add Chanwoo's 'Reviewed-by' tag from v2.
Dunno if patchwork will allow this, but I can try:

Reviewed-by: Chanwoo Choi <>

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