diff options
| author | Amitoj Kaur Chawla <amitoj1606@gmail.com> | 2016-03-09 08:53:57 +0530 |
|---|---|---|
| committer | Jacek Anaszewski <j.anaszewski@samsung.com> | 2016-03-14 09:22:22 +0100 |
| commit | 48a7032ba044103cf89af680d3e3bb9bf0ba9072 (patch) | |
| tree | 2750313bc00f22f51baa93229e7b3529eba6ed8a /drivers/leds | |
| parent | 8d3b6a4001ceaeef1aaac39e6cb5380780b4ef9c (diff) | |
leds: s3c24xx: Use devm_led_classdev_register
Switch to resource-managed function devm_led_classdev_register instead
of led_classdev_register and remove unneeded led_classdev_unregister.
Also, remove unnecessary function pdev_to_gpio, platform_set_drvdata
in the probe function and the remove function, s3c24xx_led_remove as
it is now has nothing to do.
The Coccinelle semantic patch used to make this change is as follows:
//<smpl>
@platform@
identifier p, probefn, removefn;
@@
struct platform_driver p = {
.probe = probefn,
.remove = removefn,
};
@prb@
identifier platform.probefn, pdev;
expression e;
@@
probefn(struct platform_device *pdev, ...) {
...
e =
- led_classdev_register
+ devm_led_classdev_register
(...);
...
?- led_classdev_unregister(...);
...
}
@remove depends on prb@
identifier platform.removefn;
@@
removefn(...) {
...
?- led_classdev_unregister(...);
...
}
//</smpl>
Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/leds-s3c24xx.c | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/drivers/leds/leds-s3c24xx.c b/drivers/leds/leds-s3c24xx.c index 83641a7b299a..404da451cb88 100644 --- a/drivers/leds/leds-s3c24xx.c +++ b/drivers/leds/leds-s3c24xx.c @@ -29,11 +29,6 @@ struct s3c24xx_gpio_led { struct s3c24xx_led_platdata *pdata; }; -static inline struct s3c24xx_gpio_led *pdev_to_gpio(struct platform_device *dev) -{ - return platform_get_drvdata(dev); -} - static inline struct s3c24xx_gpio_led *to_gpio(struct led_classdev *led_cdev) { return container_of(led_cdev, struct s3c24xx_gpio_led, cdev); @@ -59,15 +54,6 @@ static void s3c24xx_led_set(struct led_classdev *led_cdev, } } -static int s3c24xx_led_remove(struct platform_device *dev) -{ - struct s3c24xx_gpio_led *led = pdev_to_gpio(dev); - - led_classdev_unregister(&led->cdev); - - return 0; -} - static int s3c24xx_led_probe(struct platform_device *dev) { struct s3c24xx_led_platdata *pdata = dev_get_platdata(&dev->dev); @@ -79,8 +65,6 @@ static int s3c24xx_led_probe(struct platform_device *dev) if (!led) return -ENOMEM; - platform_set_drvdata(dev, led); - led->cdev.brightness_set = s3c24xx_led_set; led->cdev.default_trigger = pdata->def_trigger; led->cdev.name = pdata->name; @@ -104,7 +88,7 @@ static int s3c24xx_led_probe(struct platform_device *dev) /* register our new led device */ - ret = led_classdev_register(&dev->dev, &led->cdev); + ret = devm_led_classdev_register(&dev->dev, &led->cdev); if (ret < 0) dev_err(&dev->dev, "led_classdev_register failed\n"); @@ -113,7 +97,6 @@ static int s3c24xx_led_probe(struct platform_device *dev) static struct platform_driver s3c24xx_led_driver = { .probe = s3c24xx_led_probe, - .remove = s3c24xx_led_remove, .driver = { .name = "s3c24xx_led", }, |