Use devm_gpiochip_add_data() for GPIO registration and remove the
need of driver callback .remove.
Signed-off-by: Laxman Dewangan <ldewangan@xxxxxxxxxx>
Cc: patches@xxxxxxxxxxxxxxxxxxxxxxxxxxx
---
drivers/gpio/gpio-wm831x.c | 12 ++----------
1 file changed, 2 insertions(+), 10 deletions(-)
diff --git a/drivers/gpio/gpio-wm831x.c b/drivers/gpio/gpio-wm831x.c
index 9839007..18cb0f5 100644
--- a/drivers/gpio/gpio-wm831x.c
+++ b/drivers/gpio/gpio-wm831x.c
@@ -259,7 +259,8 @@ static int wm831x_gpio_probe(struct platform_device *pdev)
else
wm831x_gpio->gpio_chip.base = -1;
- ret = gpiochip_add_data(&wm831x_gpio->gpio_chip, wm831x_gpio);
+ ret = devm_gpiochip_add_data(&pdev->dev, &wm831x_gpio->gpio_chip,
+ wm831x_gpio);
if (ret < 0) {
dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret);
return ret;
@@ -270,19 +271,10 @@ static int wm831x_gpio_probe(struct platform_device *pdev)
return ret;
}
-static int wm831x_gpio_remove(struct platform_device *pdev)
-{
- struct wm831x_gpio *wm831x_gpio = platform_get_drvdata(pdev);
-
- gpiochip_remove(&wm831x_gpio->gpio_chip);
- return 0;
-}
-
static struct platform_driver wm831x_gpio_driver = {
.driver.name = "wm831x-gpio",
.driver.owner = THIS_MODULE,
.probe = wm831x_gpio_probe,
- .remove = wm831x_gpio_remove,
};
static int __init wm831x_gpio_init(void)
--
2.1.4
--
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