[PATCH 16/61] gpio: da9055: Use devm_gpiochip_add_data() for gpio registration
From: Laxman Dewangan <ldewangan@nvidia.com>
Date: 2016-02-22 14:23:04
Also in:
linux-arm-kernel, linux-tegra, lkml
Subsystem:
dialog semiconductor drivers, gpio subsystem, the rest · Maintainers:
Support Opensource, Linus Walleij, Bartosz Golaszewski, Linus Torvalds
Use devm_gpiochip_add_data() for GPIO registration and remove the need of driver callback .remove. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Cc: Support Opensource <support.opensource@diasemi.com> --- drivers/gpio/gpio-da9055.c | 16 ++-------------- 1 file changed, 2 insertions(+), 14 deletions(-)
diff --git a/drivers/gpio/gpio-da9055.c b/drivers/gpio/gpio-da9055.c
index 18210fb..2c2c18d 100644
--- a/drivers/gpio/gpio-da9055.c
+++ b/drivers/gpio/gpio-da9055.c@@ -151,31 +151,19 @@ static int da9055_gpio_probe(struct platform_device *pdev) if (pdata && pdata->gpio_base) gpio->gp.base = pdata->gpio_base; - ret = gpiochip_add_data(&gpio->gp, gpio); + ret = devm_gpiochip_add_data(&pdev->dev, &gpio->gp, gpio); if (ret < 0) { dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret); - goto err_mem; + return ret; } platform_set_drvdata(pdev, gpio); return 0; - -err_mem: - return ret; -} - -static int da9055_gpio_remove(struct platform_device *pdev) -{ - struct da9055_gpio *gpio = platform_get_drvdata(pdev); - - gpiochip_remove(&gpio->gp); - return 0; } static struct platform_driver da9055_gpio_driver = { .probe = da9055_gpio_probe, - .remove = da9055_gpio_remove, .driver = { .name = "da9055-gpio", },
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2.1.4