* [PATCH -next] leds: wm831x-status: use devm_led_classdev_register()
@ 2021-06-05 3:22 Yang Yingliang
2021-06-05 7:07 ` Yang Yingliang
0 siblings, 1 reply; 2+ messages in thread
From: Yang Yingliang @ 2021-06-05 3:22 UTC (permalink / raw)
To: linux-kernel, linux-leds; +Cc: pavel
Use devm_led_classdev_register() for led device registration and
get rid of .remove callback to remove led device. This is done by
managed device framework.
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
drivers/leds/leds-wm831x-status.c | 12 +-----------
1 file changed, 1 insertion(+), 11 deletions(-)
diff --git a/drivers/leds/leds-wm831x-status.c b/drivers/leds/leds-wm831x-status.c
index c48b80574f02..8ccd8b472572 100644
--- a/drivers/leds/leds-wm831x-status.c
+++ b/drivers/leds/leds-wm831x-status.c
@@ -269,7 +269,7 @@ static int wm831x_status_probe(struct platform_device *pdev)
drvdata->cdev.blink_set = wm831x_status_blink_set;
drvdata->cdev.groups = wm831x_status_groups;
- ret = led_classdev_register(wm831x->dev, &drvdata->cdev);
+ ret = devm_led_classdev_register(wm831x->dev, &drvdata->cdev);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to register LED: %d\n", ret);
return ret;
@@ -280,21 +280,11 @@ static int wm831x_status_probe(struct platform_device *pdev)
return 0;
}
-static int wm831x_status_remove(struct platform_device *pdev)
-{
- struct wm831x_status *drvdata = platform_get_drvdata(pdev);
-
- led_classdev_unregister(&drvdata->cdev);
-
- return 0;
-}
-
static struct platform_driver wm831x_status_driver = {
.driver = {
.name = "wm831x-status",
},
.probe = wm831x_status_probe,
- .remove = wm831x_status_remove,
};
module_platform_driver(wm831x_status_driver);
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH -next] leds: wm831x-status: use devm_led_classdev_register()
2021-06-05 3:22 [PATCH -next] leds: wm831x-status: use devm_led_classdev_register() Yang Yingliang
@ 2021-06-05 7:07 ` Yang Yingliang
0 siblings, 0 replies; 2+ messages in thread
From: Yang Yingliang @ 2021-06-05 7:07 UTC (permalink / raw)
To: linux-kernel, linux-leds; +Cc: pavel
This patch is wrong, ignore it.
On 2021/6/5 11:22, Yang Yingliang wrote:
> Use devm_led_classdev_register() for led device registration and
> get rid of .remove callback to remove led device. This is done by
> managed device framework.
>
> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
> ---
> drivers/leds/leds-wm831x-status.c | 12 +-----------
> 1 file changed, 1 insertion(+), 11 deletions(-)
>
> diff --git a/drivers/leds/leds-wm831x-status.c b/drivers/leds/leds-wm831x-status.c
> index c48b80574f02..8ccd8b472572 100644
> --- a/drivers/leds/leds-wm831x-status.c
> +++ b/drivers/leds/leds-wm831x-status.c
> @@ -269,7 +269,7 @@ static int wm831x_status_probe(struct platform_device *pdev)
> drvdata->cdev.blink_set = wm831x_status_blink_set;
> drvdata->cdev.groups = wm831x_status_groups;
>
> - ret = led_classdev_register(wm831x->dev, &drvdata->cdev);
> + ret = devm_led_classdev_register(wm831x->dev, &drvdata->cdev);
> if (ret < 0) {
> dev_err(&pdev->dev, "Failed to register LED: %d\n", ret);
> return ret;
> @@ -280,21 +280,11 @@ static int wm831x_status_probe(struct platform_device *pdev)
> return 0;
> }
>
> -static int wm831x_status_remove(struct platform_device *pdev)
> -{
> - struct wm831x_status *drvdata = platform_get_drvdata(pdev);
> -
> - led_classdev_unregister(&drvdata->cdev);
> -
> - return 0;
> -}
> -
> static struct platform_driver wm831x_status_driver = {
> .driver = {
> .name = "wm831x-status",
> },
> .probe = wm831x_status_probe,
> - .remove = wm831x_status_remove,
> };
>
> module_platform_driver(wm831x_status_driver);
^ permalink raw reply [flat|nested] 2+ messages in thread
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