[PATCH v7 5/5] rockchip/soc/drivers: Add DTPM description for rk3399

Daniel Lezcano daniel.lezcano at linaro.org
Wed Jan 26 01:58:00 PST 2022


On 26/01/2022 10:40, Geert Uytterhoeven wrote:
> Hi Daniel,
> 
> On Tue, Jan 25, 2022 at 6:18 PM Daniel Lezcano
> <daniel.lezcano at linaro.org> wrote:
>> The DTPM framework does support now the hierarchy description.
>>
>> The platform specific code can call the hierarchy creation function
>> with an array of struct dtpm_node pointing to their parent.
>>
>> This patch provides a description of the big / Little CPUs and the
>> GPU and tie them together under a virtual 'package' name. Only rk3399 is
>> described now.
>>
>> The description could be extended in the future with the memory
>> controller with devfreq.
>>
>> The description is always a module and it describes the soft
>> dependencies. The userspace has to load the softdeps module in the
>> right order.
>>
>> Signed-off-by: Daniel Lezcano <daniel.lezcano at linaro.org>
> 
> Thanks for your patch!
> 
>> ---
> 
> Can you please insert a changelog here, especially if you don't CC all
> parties on the cover letter?

Ah yes, will do in the future

> Yes, I can get it from lore, but it's easier for the audience if it's included
> here.

Changelog:
   V7:
   - No changes

   V6:
   - Made rk3399 always as a module and added module softdeps

   V5:
   - Module creation





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