diff mbox series

[v8,1/6] leds: flash: Add flash registration with undefined CONFIG_LEDS_CLASS_FLASH

Message ID 1606301475-7030-2-git-send-email-gene.chen.richtek@gmail.com
State New
Headers show
Series leds: mt6360: Add LED driver for MT6360 | expand

Commit Message

Gene Chen Nov. 25, 2020, 10:51 a.m. UTC 
From: Gene Chen <gene_chen@richtek.com>

Add flash registration with undefined CONFIG_LEDS_CLASS_FLASH

Signed-off-by: Gene Chen <gene_chen@richtek.com>
---
 include/linux/led-class-flash.h | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

Comments

Jacek Anaszewski Nov. 25, 2020, 6:15 p.m. UTC | #1 
Hi Gene,

On 11/25/20 11:51 AM, Gene Chen wrote:
> From: Gene Chen <gene_chen@richtek.com>
> 
> Add flash registration with undefined CONFIG_LEDS_CLASS_FLASH
> 
> Signed-off-by: Gene Chen <gene_chen@richtek.com>
> ---
>   include/linux/led-class-flash.h | 36 ++++++++++++++++++++++++++++++++++++
>   1 file changed, 36 insertions(+)
> 
> diff --git a/include/linux/led-class-flash.h b/include/linux/led-class-flash.h
> index 21a3358..5f36eae 100644
> --- a/include/linux/led-class-flash.h
> +++ b/include/linux/led-class-flash.h
> @@ -85,6 +85,7 @@ static inline struct led_classdev_flash *lcdev_to_flcdev(
>   	return container_of(lcdev, struct led_classdev_flash, led_cdev);
>   }
>   
> +#if IS_ENABLED(CONFIG_LEDS_CLASS_FLASH)
>   /**
>    * led_classdev_flash_register_ext - register a new object of LED class with
>    *				     init data and with support for flash LEDs
> @@ -127,6 +128,41 @@ static inline int devm_led_classdev_flash_register(struct device *parent,
>   void devm_led_classdev_flash_unregister(struct device *parent,
>   					struct led_classdev_flash *fled_cdev);
>   
> +#else
> +
> +static inline int led_classdev_flash_register_ext(struct device *parent,
> +				    struct led_classdev_flash *fled_cdev,
> +				    struct led_init_data *init_data)
> +{
> +	return 0;
> +}
> +
> +static inline int led_classdev_flash_register(struct device *parent,
> +					   struct led_classdev_flash *fled_cdev)
> +{
> +	return led_classdev_flash_register_ext(parent, fled_cdev, NULL);
> +}

This function can be placed after #ifdef block - now it is in two copies
in this file.

> +
> +static inline void led_classdev_flash_unregister(struct led_classdev_flash *fled_cdev) {};
> +static inline int devm_led_classdev_flash_register_ext(struct device *parent,
> +				     struct led_classdev_flash *fled_cdev,
> +				     struct led_init_data *init_data)
> +{
> +	return 0;
> +}
> +
> +static inline int devm_led_classdev_flash_register(struct device *parent,
> +				     struct led_classdev_flash *fled_cdev)
> +{
> +	return devm_led_classdev_flash_register_ext(parent, fled_cdev, NULL);
> +}

Ditto.

> +static inline void devm_led_classdev_flash_unregister(struct device *parent,
> +					struct led_classdev_flash *fled_cdev)
> +{};
> +
> +#endif  /* IS_ENABLED(CONFIG_LEDS_CLASS_FLASH) */
> +
>   /**
>    * led_set_flash_strobe - setup flash strobe
>    * @fled_cdev: the flash LED to set strobe on
>
diff mbox series

Patch

diff --git a/include/linux/led-class-flash.h b/include/linux/led-class-flash.h
index 21a3358..5f36eae 100644
--- a/include/linux/led-class-flash.h
+++ b/include/linux/led-class-flash.h
@@ -85,6 +85,7 @@  static inline struct led_classdev_flash *lcdev_to_flcdev(
 	return container_of(lcdev, struct led_classdev_flash, led_cdev);
 }
 
+#if IS_ENABLED(CONFIG_LEDS_CLASS_FLASH)
 /**
  * led_classdev_flash_register_ext - register a new object of LED class with
  *				     init data and with support for flash LEDs
@@ -127,6 +128,41 @@  static inline int devm_led_classdev_flash_register(struct device *parent,
 void devm_led_classdev_flash_unregister(struct device *parent,
 					struct led_classdev_flash *fled_cdev);
 
+#else
+
+static inline int led_classdev_flash_register_ext(struct device *parent,
+				    struct led_classdev_flash *fled_cdev,
+				    struct led_init_data *init_data)
+{
+	return 0;
+}
+
+static inline int led_classdev_flash_register(struct device *parent,
+					   struct led_classdev_flash *fled_cdev)
+{
+	return led_classdev_flash_register_ext(parent, fled_cdev, NULL);
+}
+
+static inline void led_classdev_flash_unregister(struct led_classdev_flash *fled_cdev) {};
+static inline int devm_led_classdev_flash_register_ext(struct device *parent,
+				     struct led_classdev_flash *fled_cdev,
+				     struct led_init_data *init_data)
+{
+	return 0;
+}
+
+static inline int devm_led_classdev_flash_register(struct device *parent,
+				     struct led_classdev_flash *fled_cdev)
+{
+	return devm_led_classdev_flash_register_ext(parent, fled_cdev, NULL);
+}
+
+static inline void devm_led_classdev_flash_unregister(struct device *parent,
+					struct led_classdev_flash *fled_cdev)
+{};
+
+#endif  /* IS_ENABLED(CONFIG_LEDS_CLASS_FLASH) */
+
 /**
  * led_set_flash_strobe - setup flash strobe
  * @fled_cdev: the flash LED to set strobe on