linux-kernel - Re: [PATCH v2 1/8] thermal: Provide stub for thermal_of_cooling_device

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Date:	Fri, 2 Jan 2015 14:54:28 -0400
From:	Eduardo Valentin <edubezval@...il.com>
To:	Lukasz Majewski <l.majewski@...sung.com>
Cc:	Kamil Debski <k.debski@...sung.com>,
	Jean Delvare <jdelvare@...e.de>,
	Guenter Roeck <linux@...ck-us.net>, lm-sensors@...sensors.org,
	Linux PM list <linux-pm@...r.kernel.org>,
	"linux-samsung-soc@...r.kernel.org" 
	<linux-samsung-soc@...r.kernel.org>, devicetree@...r.kernel.org,
	Lukasz Majewski <l.majewski@...ess.pl>,
	Kukjin Kim <kgene.kim@...sung.com>,
	linux-kernel@...r.kernel.org,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Abhilash Kesavan <kesavan.abhilash@...il.com>,
	Abhilash Kesavan <a.kesavan@...sung.com>
Subject: Re: [PATCH v2 1/8] thermal: Provide stub for
 thermal_of_cooling_device_register() function

On Mon, Dec 22, 2014 at 05:27:41PM +0100, Lukasz Majewski wrote:
> Odroid U3 fan can work without being registered as OF cooling device
> (with CONFIG_THERMAL_OF disabled).
> In this situation it can be controlled via PWM entry at
> /sys/class/hwmon/hwmon0/pwm1.
> 
> Therefore, the thermal_of_cooling_device_register() function needs a stub
> to allow clean compilation.
> 
> Signed-off-by: Lukasz Majewski <l.majewski@...sung.com>

Acked-by: Eduardo Valentin <edubezval@...il.com>

> ---
> Changes for v2:
> - None
> ---
>  include/linux/thermal.h | 14 +++++++++++---
>  1 file changed, 11 insertions(+), 3 deletions(-)
> 
> diff --git a/include/linux/thermal.h b/include/linux/thermal.h
> index 2de3d9e..871123c 100644
> --- a/include/linux/thermal.h
> +++ b/include/linux/thermal.h
> @@ -328,6 +328,10 @@ thermal_zone_of_sensor_register(struct device *dev, int id, void *data,
>  				const struct thermal_zone_of_device_ops *ops);
>  void thermal_zone_of_sensor_unregister(struct device *dev,
>  				       struct thermal_zone_device *tz);
> +struct thermal_cooling_device *
> +thermal_of_cooling_device_register(struct device_node *np,
> +				   char *type, void *devdata,
> +				   const struct thermal_cooling_device_ops *);
>  #else
>  static inline struct thermal_zone_device *
>  thermal_zone_of_sensor_register(struct device *dev, int id, void *data,
> @@ -342,6 +346,13 @@ void thermal_zone_of_sensor_unregister(struct device *dev,
>  {
>  }
>  
> +static inline struct thermal_cooling_device *
> +thermal_of_cooling_device_register(struct device_node *np,
> +				   char *type, void *devdata,
> +				   const struct thermal_cooling_device_ops *ops)
> +{
> +	return NULL;
> +}
>  #endif
>  struct thermal_zone_device *thermal_zone_device_register(const char *, int, int,
>  		void *, struct thermal_zone_device_ops *,
> @@ -357,9 +368,6 @@ void thermal_zone_device_update(struct thermal_zone_device *);
>  
>  struct thermal_cooling_device *thermal_cooling_device_register(char *, void *,
>  		const struct thermal_cooling_device_ops *);
> -struct thermal_cooling_device *
> -thermal_of_cooling_device_register(struct device_node *np, char *, void *,
> -				   const struct thermal_cooling_device_ops *);
>  void thermal_cooling_device_unregister(struct thermal_cooling_device *);
>  struct thermal_zone_device *thermal_zone_get_zone_by_name(const char *name);
>  int thermal_zone_get_temp(struct thermal_zone_device *tz, unsigned long *temp);
> -- 
> 2.0.0.rc2
> 

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