Re: [PATCH v4 3/4] OPP: Add support of "opp-microwatt" for advanced EM registration

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On 01-03-22, 09:35, Lukasz Luba wrote:
>  /**
>   * dev_pm_opp_of_register_em() - Attempt to register an Energy Model
>   * @dev		: Device for which an Energy Model has to be registered
> @@ -1517,6 +1567,12 @@ int dev_pm_opp_of_register_em(struct device *dev, struct cpumask *cpus)
>  		goto failed;
>  	}
>  
> +	/* First, try to find more precised Energy Model in DT */
> +	if (_of_has_opp_microwatt_property(dev)) {
> +		em_cb.active_power = _get_dt_power;

You can also do (to fix the warning) this instead:

em_cb = EM_DATA_CB(_get_dt_power);

Similar for the else part.

> +		goto register_em;
> +	}
> +
>  	np = of_node_get(dev->of_node);
>  	if (!np) {
>  		ret = -EINVAL;
> @@ -1538,6 +1594,7 @@ int dev_pm_opp_of_register_em(struct device *dev, struct cpumask *cpus)
>  		goto failed;
>  	}
>  
> +register_em:
>  	ret = em_dev_register_perf_domain(dev, nr_opp, &em_cb, cpus, true);
>  	if (ret)
>  		goto failed;
> -- 
> 2.17.1

-- 
viresh



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