Subject: [PATCH 02/21] thermal: of: Extend of-thermal.c to provide check if trip point is enabled

From: [email-masked] (Eduardo Valentin)
Date: Thu, 6 Nov 2014 21:37:29 -0400

Hello Lukasz,

On Thu, Oct 09, 2014 at 06:38:38PM +0200, Lukasz Majewski wrote:
> This patch extends the of-thermal.c to provide check if trip point is
> enabled.
> 
> Signed-off-by: Lukasz Majewski <[email-masked]>
> ---
>  drivers/thermal/of-thermal.c   | 9 +++++++++
>  drivers/thermal/thermal_core.h | 5 +++++
>  2 files changed, 14 insertions(+)
> 
> diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c
> index b2390d9..23c8d6c 100644
> --- a/drivers/thermal/of-thermal.c
> +++ b/drivers/thermal/of-thermal.c
> @@ -119,6 +119,15 @@ int of_thermal_get_ntrips(struct thermal_zone_device *tz)
>  	return data->ntrips;
>  }
>  
> +int of_thermal_is_trip_en(struct thermal_zone_device *tz, int trip)
> +{
> +	struct __thermal_zone *data = tz->devdata;
> +
> +	if (trip >= data->ntrips || trip < 0)
> +		return 0;
> +	return 1;

might be worth using 'true' and 'false', just for the sake of code
readability.

> +}
> +

I am not against this addition. I just request you to document it
accordingly.

>  static int of_thermal_get_trend(struct thermal_zone_device *tz, int trip,
>  				enum thermal_trend *trend)
>  {
> diff --git a/drivers/thermal/thermal_core.h b/drivers/thermal/thermal_core.h
> index 587ca5c..ed8ff05 100644
> --- a/drivers/thermal/thermal_core.h
> +++ b/drivers/thermal/thermal_core.h
> @@ -82,6 +82,7 @@ static inline void thermal_gov_user_space_unregister(void) {}
>  int of_parse_thermal_zones(void);
>  void of_thermal_destroy_zones(void);
>  int of_thermal_get_ntrips(struct thermal_zone_device *);
> +int of_thermal_is_trip_en(struct thermal_zone_device *, int);
>  #else
>  static inline int of_parse_thermal_zones(void) { return 0; }
>  static inline void of_thermal_destroy_zones(void) { }
> @@ -89,6 +90,10 @@ static inline int of_thermal_get_ntrips(struct thermal_zone_device *)
>  {
>  	return 0;
>  }
> +int of_thermal_is_trip_en(struct thermal_zone_device *, int)
this is supposed to be static inline.

> +{
> +	return 0;
> +}
>  #endif
>  
>  #endif /* __THERMAL_CORE_H__ */
> -- 
> 2.0.0.rc2
> 
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