Re: [PATCH v5 1/2] of: Rename "poweroff-source" property to "system-power-controller"

[Grant Likely]

On Tue, 25 Nov 2014 12:28:25 +0000
, Romain Perier <romain.perier@xxxxxxxxx>
 wrote:
> It reverts commit a4b4e0461ec5 ("of: Add standard property for poweroff capability").
> As discussed on the mailing list, it makes more sense to rename back to the
> old established property name, without the vendor prefix. Problem being that
> the word "source" usually tends to be used for inputs and that is out of control
> of the OS. The poweroff capability is an output which simply turns the
> system-power off. Also, this property might be used by drivers which power-off
> the system and power back on subsequent RTC alarms. This seems to suggest to
> remove "poweroff" from the property name and to choose "system-power-controller"
> as the more generic name. This patchs adds the required renaming changes and
> defines an helper function which checks if this property is set.
> 
> Signed-off-by: Romain Perier <romain.perier@xxxxxxxxx>

For both patches:
Acked-by: Grant Likely <grant.likely@xxxxxxxxxx>

Let me know if I need to take this series through my tree. Also, does it
need to go into v3.18 and be backported to stable? Or just v3.19.

g.

> ---
>  .../bindings/power/{poweroff.txt => power-controller.txt}           | 0
>  Documentation/devicetree/bindings/regulator/act8865-regulator.txt   | 4 ++--
>  drivers/regulator/act8865-regulator.c                               | 2 +-
>  include/linux/of.h                                                  | 6 +++---
>  4 files changed, 6 insertions(+), 6 deletions(-)
>  rename Documentation/devicetree/bindings/power/{poweroff.txt => power-controller.txt} (100%)
> 
> diff --git a/Documentation/devicetree/bindings/power/poweroff.txt b/Documentation/devicetree/bindings/power/power-controller.txt
> similarity index 100%
> rename from Documentation/devicetree/bindings/power/poweroff.txt
> rename to Documentation/devicetree/bindings/power/power-controller.txt
> diff --git a/Documentation/devicetree/bindings/regulator/act8865-regulator.txt b/Documentation/devicetree/bindings/regulator/act8865-regulator.txt
> index 01a5b07..dad6358 100644
> --- a/Documentation/devicetree/bindings/regulator/act8865-regulator.txt
> +++ b/Documentation/devicetree/bindings/regulator/act8865-regulator.txt
> @@ -6,8 +6,8 @@ Required properties:
>  - reg: I2C slave address
>  
>  Optional properties:
> -- poweroff-source: Telling whether or not this pmic is controlling
> -  the system power. See Documentation/devicetree/bindings/power/poweroff.txt .
> +- system-power-controller: Telling whether or not this pmic is controlling
> +  the system power. See Documentation/devicetree/bindings/power/power-controller.txt .
>  
>  Any standard regulator properties can be used to configure the single regulator.
>  
> diff --git a/drivers/regulator/act8865-regulator.c b/drivers/regulator/act8865-regulator.c
> index 76301ed..9eec453 100644
> --- a/drivers/regulator/act8865-regulator.c
> +++ b/drivers/regulator/act8865-regulator.c
> @@ -365,7 +365,7 @@ static int act8865_pmic_probe(struct i2c_client *client,
>  		return ret;
>  	}
>  
> -	if (of_system_has_poweroff_source(dev->of_node)) {
> +	if (of_device_is_system_power_controller(dev->of_node)) {
>  		if (!pm_power_off) {
>  			act8865_i2c_client = client;
>  			act8865->off_reg = off_reg;
> diff --git a/include/linux/of.h b/include/linux/of.h
> index b81dbcf..0abdd70 100644
> --- a/include/linux/of.h
> +++ b/include/linux/of.h
> @@ -964,14 +964,14 @@ static inline int of_changeset_update_property(struct of_changeset *ocs,
>  extern int of_resolve_phandles(struct device_node *tree);
>  
>  /**
> - * of_system_has_poweroff_source - Tells if poweroff-source is found for device_node
> + * of_device_is_system_power_controller - Tells if system-power-controller is found for device_node
>   * @np: Pointer to the given device_node
>   *
>   * return true if present false otherwise
>   */
> -static inline bool of_system_has_poweroff_source(const struct device_node *np)
> +static inline bool of_device_is_system_power_controller(const struct device_node *np)
>  {
> -	return of_property_read_bool(np, "poweroff-source");
> +	return of_property_read_bool(np, "system-power-controller");
>  }
>  
>  #endif /* _LINUX_OF_H */
> -- 
> 1.9.1
> 

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