lkml.org 
[lkml]   [2020]   [Jun]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v6 0/6] Introduce Power domain based warming device driver
From
Date


On 6/16/20 6:53 AM, Pavel Machek wrote:
> Hi!
>
>> Certain resources modeled as a generic power domain in linux kernel can be
>> used to warm up the SoC (mx power domain on sdm845) if the temperature
>> falls below certain threshold. These power domains can be considered as
>> thermal warming devices. (opposite of thermal cooling devices).
>
> Would you explain when this is needed?
>
> I'd normally expect "too low" temperature to be a problem during power-on, but at
> that time Linux is not running so it can not provide the heating...
Hi Pavel,

This is more in the scenario if the system in on and temperature is
dipping (I have been told in colder climates). Idea is to turn on
resources so as to prevent further dipping of temperature if possible.

>
> Best regards,
>
> Pavel
>

--
Warm Regards
Thara

\
 
 \ /
  Last update: 2020-06-16 19:25    [W:0.088 / U:0.576 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site