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path: root/drivers/leds/leds-ns2.c
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Diffstat (limited to 'drivers/leds/leds-ns2.c')
-rw-r--r--drivers/leds/leds-ns2.c36
1 files changed, 11 insertions, 25 deletions
diff --git a/drivers/leds/leds-ns2.c b/drivers/leds/leds-ns2.c
index 7b75affb308a..d978171c25b4 100644
--- a/drivers/leds/leds-ns2.c
+++ b/drivers/leds/leds-ns2.c
@@ -150,7 +150,7 @@ static ssize_t ns2_led_sata_store(struct device *dev,
unsigned long enable;
enum ns2_led_modes mode;
- ret = strict_strtoul(buff, 10, &enable);
+ ret = kstrtoul(buff, 10, &enable);
if (ret < 0)
return ret;
@@ -192,29 +192,22 @@ create_ns2_led(struct platform_device *pdev, struct ns2_led_data *led_dat,
int ret;
enum ns2_led_modes mode;
- ret = gpio_request(template->cmd, template->name);
- if (ret == 0) {
- ret = gpio_direction_output(template->cmd,
- gpio_get_value(template->cmd));
- if (ret)
- gpio_free(template->cmd);
- }
+ ret = devm_gpio_request_one(&pdev->dev, template->cmd,
+ GPIOF_DIR_OUT | gpio_get_value(template->cmd),
+ template->name);
if (ret) {
dev_err(&pdev->dev, "%s: failed to setup command GPIO\n",
template->name);
+ return ret;
}
- ret = gpio_request(template->slow, template->name);
- if (ret == 0) {
- ret = gpio_direction_output(template->slow,
- gpio_get_value(template->slow));
- if (ret)
- gpio_free(template->slow);
- }
+ ret = devm_gpio_request_one(&pdev->dev, template->slow,
+ GPIOF_DIR_OUT | gpio_get_value(template->slow),
+ template->name);
if (ret) {
dev_err(&pdev->dev, "%s: failed to setup slow GPIO\n",
template->name);
- goto err_free_cmd;
+ return ret;
}
rwlock_init(&led_dat->rw_lock);
@@ -229,7 +222,7 @@ create_ns2_led(struct platform_device *pdev, struct ns2_led_data *led_dat,
ret = ns2_led_get_mode(led_dat, &mode);
if (ret < 0)
- goto err_free_slow;
+ return ret;
/* Set LED initial state. */
led_dat->sata = (mode == NS_V2_LED_SATA) ? 1 : 0;
@@ -238,7 +231,7 @@ create_ns2_led(struct platform_device *pdev, struct ns2_led_data *led_dat,
ret = led_classdev_register(&pdev->dev, &led_dat->cdev);
if (ret < 0)
- goto err_free_slow;
+ return ret;
ret = device_create_file(led_dat->cdev.dev, &dev_attr_sata);
if (ret < 0)
@@ -248,11 +241,6 @@ create_ns2_led(struct platform_device *pdev, struct ns2_led_data *led_dat,
err_free_cdev:
led_classdev_unregister(&led_dat->cdev);
-err_free_slow:
- gpio_free(led_dat->slow);
-err_free_cmd:
- gpio_free(led_dat->cmd);
-
return ret;
}
@@ -260,8 +248,6 @@ static void delete_ns2_led(struct ns2_led_data *led_dat)
{
device_remove_file(led_dat->cdev.dev, &dev_attr_sata);
led_classdev_unregister(&led_dat->cdev);
- gpio_free(led_dat->cmd);
- gpio_free(led_dat->slow);
}
#ifdef CONFIG_OF_GPIO