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Diffstat (limited to 'include/linux/led-class-flash.h')
-rw-r--r--include/linux/led-class-flash.h40
1 files changed, 16 insertions, 24 deletions
diff --git a/include/linux/led-class-flash.h b/include/linux/led-class-flash.h
index 612b4cab3819..21ec856c36bc 100644
--- a/include/linux/led-class-flash.h
+++ b/include/linux/led-class-flash.h
@@ -45,6 +45,8 @@ struct led_flash_ops {
int (*timeout_set)(struct led_classdev_flash *fled_cdev, u32 timeout);
/* get the flash LED fault */
int (*fault_get)(struct led_classdev_flash *fled_cdev, u32 *fault);
+ /* set flash duration */
+ int (*duration_set)(struct led_classdev_flash *fled_cdev, u32 duration);
};
/*
@@ -75,6 +77,9 @@ struct led_classdev_flash {
/* flash timeout value in microseconds along with its constraints */
struct led_flash_setting timeout;
+ /* flash timeout value in microseconds along with its constraints */
+ struct led_flash_setting duration;
+
/* LED Flash class sysfs groups */
const struct attribute_group *sysfs_groups[LED_FLASH_SYSFS_GROUPS_SIZE];
};
@@ -85,7 +90,6 @@ 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
@@ -116,29 +120,6 @@ int devm_led_classdev_flash_register_ext(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 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 void devm_led_classdev_flash_unregister(struct device *parent,
- struct led_classdev_flash *fled_cdev)
-{};
-
-#endif /* IS_ENABLED(CONFIG_LEDS_CLASS_FLASH) */
-
static inline int led_classdev_flash_register(struct device *parent,
struct led_classdev_flash *fled_cdev)
{
@@ -233,4 +214,15 @@ int led_set_flash_timeout(struct led_classdev_flash *fled_cdev, u32 timeout);
*/
int led_get_flash_fault(struct led_classdev_flash *fled_cdev, u32 *fault);
+/**
+ * led_set_flash_duration - set flash LED duration
+ * @fled_cdev: the flash LED to set
+ * @timeout: the flash duration to set it to
+ *
+ * Set the flash strobe duration.
+ *
+ * Returns: 0 on success or negative error value on failure
+ */
+int led_set_flash_duration(struct led_classdev_flash *fled_cdev, u32 duration);
+
#endif /* __LINUX_FLASH_LEDS_H_INCLUDED */