linux-kernel - Re: [PATCH v3 08/12] thermal/core: Add thermal_trip in thermal

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Message-ID: <09eb3c89-9324-9d45-d7b9-b8711005fd20@linexp.org>
Date:   Mon, 4 Jul 2022 23:20:28 +0200
From:   Daniel Lezcano <daniel.lezcano@...exp.org>
To:     Zhang Rui <rui.zhang@...el.com>, daniel.lezcano@...aro.org,
        rafael@...nel.org
Cc:     linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        khilman@...libre.com, abailon@...libre.com,
        Amit Kucheria <amitk@...nel.org>
Subject: Re: [PATCH v3 08/12] thermal/core: Add thermal_trip in thermal_zone


Hi Zhang,

thanks for reviewing the series

On 04/07/2022 16:11, Zhang Rui wrote:
> On Sun, 2022-07-03 at 20:30 +0200, Daniel Lezcano wrote:
>> The thermal trip points are properties of a thermal zone and the
>> different sub systems should be able to save them in the thermal zone
>> structure instead of having their own definition.
>>
>> Give the opportunity to the drivers to create a thermal zone with
>> thermal trips which will be accessible directly from the thermal core
>> framework.
>>
>> Cc: Alexandre Bailon <abailon@...libre.com>
>> Cc: Kevin Hilman <khilman@...libre.com>
>> Cc; Eduardo Valentin <eduval@...zon.com>
>> Signed-off-by: Daniel Lezcano <daniel.lezcano@...exp.org>
>> ---
>>   drivers/thermal/thermal_core.h | 10 ++++++++++
>>   include/linux/thermal.h        |  1 +
>>   2 files changed, 11 insertions(+)
>>
>> diff --git a/drivers/thermal/thermal_core.h
>> b/drivers/thermal/thermal_core.h
>> index c991bb290512..84e341c1e0fc 100644
>> --- a/drivers/thermal/thermal_core.h
>> +++ b/drivers/thermal/thermal_core.h
>> @@ -113,6 +113,16 @@ int thermal_build_list_of_policies(char *buf);
>>   /* Helpers */
>>   void thermal_zone_set_trips(struct thermal_zone_device *tz);
>>   
>> +static inline struct thermal_trip *thermal_zone_get_trips(struct
>> thermal_zone *tz)
> 
> it should be struct thermal_zone_device?
> It seems that you fixed it in patch 9/12, and leave it broke here.

Right, I'll fix it

>> +{
>> +	return tz->trips;
>> +}
>> +
>> +static inline int thermal_zone_get_ntrips(struct thermal_zone *tz)
> 
> same problem as above.
> 
> thanks,
> rui
>> +{
>> +	return tz->ntrips;
>> +}
>> +
>>   /* sysfs I/F */
>>   int thermal_zone_create_device_groups(struct thermal_zone_device *,
>> int);
>>   void thermal_zone_destroy_device_groups(struct thermal_zone_device
>> *);
>> diff --git a/include/linux/thermal.h b/include/linux/thermal.h
>> index 3a57878a2a6c..3733e23b6359 100644
>> --- a/include/linux/thermal.h
>> +++ b/include/linux/thermal.h
>> @@ -179,6 +179,7 @@ struct thermal_zone_device {
>>   	struct thermal_zone_device_ops *ops;
>>   	struct thermal_zone_params *tzp;
>>   	struct thermal_governor *governor;
>> +	struct thermal_trip *trips;
>>   	void *governor_data;
>>   	struct list_head thermal_instances;
>>   	struct ida ida;
>