Re: [PATCH v4 02/26] leds: class: Improve LED and LED flash class registration API

From: Pavel Machek
Date: Wed Apr 24 2019 - 09:46:39 EST


Hi!

> Signed-off-by: Jacek Anaszewski <jacek.anaszewski@xxxxxxxxx>
> Cc: Baolin Wang <baolin.wang@xxxxxxxxxx>

Acked-by: Pavel Machek <pavel@xxxxxx>

> +/**
> + * led_classdev_register_ext - register a new object of LED class with
> + * init data
> + * @parent: LED controller device this LED is driven by
> + * @led_cdev: the led_classdev structure for this device
> + * @init_data: the LED class device initialization data
> + *
> + * Returns: 0 on success or negative error value on failure
> + */
> +extern int led_classdev_register_ext(struct device *parent,
> + struct led_classdev *led_cdev,
> + struct led_init_data *init_data);
> +#define led_classdev_register(parent, led_cdev) \
> + led_classdev_register_ext(parent, led_cdev, NULL)
> +extern int devm_led_classdev_register_ext(struct device *parent,
> + struct led_classdev *led_cdev,
> + struct led_init_data *init_data);
> +#define devm_led_classdev_register(parent, led_cdev) \
> + devm_led_classdev_register_ext(parent, led_cdev, NULL)

Static inline (instead of macro) might be preffered. More type safety
and less confusing behaviour in case of errors...
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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