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From: Steven Rostedt <rostedt@goodmis.org>
To: lukasz.luba@arm.com
Cc: nm@ti.com, juri.lelli@redhat.com, daniel.lezcano@linaro.org,
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	ionela.voinescu@arm.com
Subject: Re: [PATCH 3/4] thermal: devfreq_cooling: Refactor code and switch to use Energy Model
Date: Tue, 21 Jan 2020 12:11:24 -0500
Message-ID: <20200121121124.1a1f3175@gandalf.local.home> (raw)
In-Reply-To: <20200116152032.11301-4-lukasz.luba@arm.com>

On Thu, 16 Jan 2020 15:20:31 +0000
lukasz.luba@arm.com wrote:

> diff --git a/include/trace/events/thermal.h b/include/trace/events/thermal.h
> index 135e5421f003..8a5f04888abd 100644
> --- a/include/trace/events/thermal.h
> +++ b/include/trace/events/thermal.h
> @@ -153,31 +153,30 @@ TRACE_EVENT(thermal_power_cpu_limit,
>  TRACE_EVENT(thermal_power_devfreq_get_power,
>  	TP_PROTO(struct thermal_cooling_device *cdev,
>  		 struct devfreq_dev_status *status, unsigned long freq,
> -		u32 dynamic_power, u32 static_power, u32 power),
> +		u32 power),
>  
> -	TP_ARGS(cdev, status,  freq, dynamic_power, static_power, power),
> +	TP_ARGS(cdev, status,  freq, power),
>  
>  	TP_STRUCT__entry(
>  		__string(type,         cdev->type    )
>  		__field(unsigned long, freq          )
> -		__field(u32,           load          )
> -		__field(u32,           dynamic_power )
> -		__field(u32,           static_power  )
> +		__field(u32,           busy_time)
> +		__field(u32,           total_time)
>  		__field(u32,           power)
>  	),
>  
>  	TP_fast_assign(
>  		__assign_str(type, cdev->type);
>  		__entry->freq = freq;
> -		__entry->load = (100 * status->busy_time) / status->total_time;
> -		__entry->dynamic_power = dynamic_power;
> -		__entry->static_power = static_power;
> +		__entry->busy_time = status->busy_time;
> +		__entry->total_time = status->total_time;
>  		__entry->power = power;
>  	),
>  
> -	TP_printk("type=%s freq=%lu load=%u dynamic_power=%u static_power=%u power=%u",
> +	TP_printk("type=%s freq=%lu load=%u power=%u",
>  		__get_str(type), __entry->freq,
> -		__entry->load, __entry->dynamic_power, __entry->static_power,
> +		__entry->total_time == 0 ? 0 :
> +			(100 * __entry->busy_time) / __entry->total_time,
>  		__entry->power)
>  );
>  

Tracing updates look fine to me. Having the division on the output
makes more sense.

Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org> # for tracing code

-- Steve

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Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-16 15:20 [PATCH 0/4] Add support for devices in the " lukasz.luba
2020-01-16 15:20 ` [PATCH 1/4] PM / EM: and devices to " lukasz.luba
2020-01-17 10:54   ` Quentin Perret
2020-01-20 14:52     ` Lukasz Luba
2020-01-20 15:09       ` Quentin Perret
2020-01-20 18:27         ` Dietmar Eggemann
2020-01-20 18:38           ` Lukasz Luba
2020-01-21  9:10             ` Dietmar Eggemann
2020-01-21  9:37               ` Quentin Perret
2020-01-21  9:31             ` Quentin Perret
2020-01-20 14:53   ` Dietmar Eggemann
2020-01-20 15:11     ` Dietmar Eggemann
2020-01-20 15:36       ` Lukasz Luba
2020-01-20 15:27     ` Lukasz Luba
2020-01-20 15:28     ` Quentin Perret
2020-01-20 16:20       ` Lukasz Luba
2020-01-21 10:08         ` Quentin Perret
2020-01-21 10:49           ` Lukasz Luba
2020-01-16 15:20 ` [PATCH 2/4] OPP: change parameter to device pointer in dev_pm_opp_of_register_em() lukasz.luba
2020-01-16 15:20 ` [PATCH 3/4] thermal: devfreq_cooling: Refactor code and switch to use Energy Model lukasz.luba
2020-01-21 17:11   ` Steven Rostedt [this message]
2020-01-22  9:35     ` Lukasz Luba
2020-01-16 15:20 ` [PATCH 4/4] drm/panfrost: Register to the Energy Model with devfreq device lukasz.luba

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