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authorMarek BehĂșn <marek.behun@nic.cz>2020-09-18 00:33:24 +0200
committerPavel Machek <pavel@ucw.cz>2020-09-26 21:56:41 +0200
commit40f97281ff0540d43d3d0343d74a8e96573ed227 (patch)
tree7df77cc74258b7d318f609ff4620e26305d0b80a /drivers/leds
parent6be2030dd752041fe35a948df78029aaec598b1e (diff)
leds: ns2: use devres LED registering function
By using devres version of LED registering function we can remove the .remove method from this driver. The probe method also gets simpler. Signed-off-by: Marek BehĂșn <marek.behun@nic.cz> Cc: Simon Guinot <simon.guinot@sequanux.org> Cc: Simon Guinot <sguinot@lacie.com> Cc: Vincent Donnefort <vdonnefort@gmail.com> Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Cc: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Pavel Machek <pavel@ucw.cz>
Diffstat (limited to 'drivers/leds')
-rw-r--r--drivers/leds/leds-ns2.c30
1 files changed, 2 insertions, 28 deletions
diff --git a/drivers/leds/leds-ns2.c b/drivers/leds/leds-ns2.c
index 22d38c83b6dc..1a7ef66464b5 100644
--- a/drivers/leds/leds-ns2.c
+++ b/drivers/leds/leds-ns2.c
@@ -227,16 +227,7 @@ create_ns2_led(struct platform_device *pdev, struct ns2_led_data *led_dat,
led_dat->cdev.brightness =
(mode == NS_V2_LED_OFF) ? LED_OFF : LED_FULL;
- ret = led_classdev_register(&pdev->dev, &led_dat->cdev);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static void delete_ns2_led(struct ns2_led_data *led_dat)
-{
- led_classdev_unregister(&led_dat->cdev);
+ return devm_led_classdev_register(&pdev->dev, &led_dat->cdev);
}
#ifdef CONFIG_OF_GPIO
@@ -380,11 +371,8 @@ static int ns2_led_probe(struct platform_device *pdev)
for (i = 0; i < priv->num_leds; i++) {
ret = create_ns2_led(pdev, &priv->leds_data[i],
&pdata->leds[i]);
- if (ret < 0) {
- for (i = i - 1; i >= 0; i--)
- delete_ns2_led(&priv->leds_data[i]);
+ if (ret < 0)
return ret;
- }
}
platform_set_drvdata(pdev, priv);
@@ -392,22 +380,8 @@ static int ns2_led_probe(struct platform_device *pdev)
return 0;
}
-static int ns2_led_remove(struct platform_device *pdev)
-{
- int i;
- struct ns2_led_priv *priv;
-
- priv = platform_get_drvdata(pdev);
-
- for (i = 0; i < priv->num_leds; i++)
- delete_ns2_led(&priv->leds_data[i]);
-
- return 0;
-}
-
static struct platform_driver ns2_led_driver = {
.probe = ns2_led_probe,
- .remove = ns2_led_remove,
.driver = {
.name = "leds-ns2",
.of_match_table = of_match_ptr(of_ns2_leds_match),