diff options
| author | Axel Lin <axel.lin@gmail.com> | 2012-08-10 10:08:32 +0800 |
|---|---|---|
| committer | Bryan Wu <bryan.wu@canonical.com> | 2012-09-11 18:32:40 +0800 |
| commit | 490dcee9b433302da4ec5325c3e69a0be1201473 (patch) | |
| tree | 5ecf391c3ab2df5eeae02735c05925b5e66d380c /drivers | |
| parent | ee539a9309ecaf6b6eee59f1c9e1c4fd716624a0 (diff) | |
| download | linux-490dcee9b433302da4ec5325c3e69a0be1201473.tar.bz2 | |
leds: wm8350: Convert to devm_regulator_get()
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/leds/leds-wm8350.c | 29 |
1 files changed, 7 insertions, 22 deletions
diff --git a/drivers/leds/leds-wm8350.c b/drivers/leds/leds-wm8350.c index 918d4baff1c7..f5d9ac3ff161 100644 --- a/drivers/leds/leds-wm8350.c +++ b/drivers/leds/leds-wm8350.c @@ -201,7 +201,7 @@ static int wm8350_led_probe(struct platform_device *pdev) struct regulator *isink, *dcdc; struct wm8350_led *led; struct wm8350_led_platform_data *pdata = pdev->dev.platform_data; - int ret, i; + int i; if (pdata == NULL) { dev_err(&pdev->dev, "no platform data\n"); @@ -214,24 +214,21 @@ static int wm8350_led_probe(struct platform_device *pdev) return -EINVAL; } - isink = regulator_get(&pdev->dev, "led_isink"); + isink = devm_regulator_get(&pdev->dev, "led_isink"); if (IS_ERR(isink)) { printk(KERN_ERR "%s: can't get ISINK\n", __func__); return PTR_ERR(isink); } - dcdc = regulator_get(&pdev->dev, "led_vcc"); + dcdc = devm_regulator_get(&pdev->dev, "led_vcc"); if (IS_ERR(dcdc)) { printk(KERN_ERR "%s: can't get DCDC\n", __func__); - ret = PTR_ERR(dcdc); - goto err_isink; + return PTR_ERR(dcdc); } led = devm_kzalloc(&pdev->dev, sizeof(*led), GFP_KERNEL); - if (led == NULL) { - ret = -ENOMEM; - goto err_dcdc; - } + if (led == NULL) + return -ENOMEM; led->cdev.brightness_set = wm8350_led_set; led->cdev.default_trigger = pdata->default_trigger; @@ -257,17 +254,7 @@ static int wm8350_led_probe(struct platform_device *pdev) led->value = LED_OFF; platform_set_drvdata(pdev, led); - ret = led_classdev_register(&pdev->dev, &led->cdev); - if (ret < 0) - goto err_dcdc; - - return 0; - - err_dcdc: - regulator_put(dcdc); - err_isink: - regulator_put(isink); - return ret; + return led_classdev_register(&pdev->dev, &led->cdev); } static int wm8350_led_remove(struct platform_device *pdev) @@ -277,8 +264,6 @@ static int wm8350_led_remove(struct platform_device *pdev) led_classdev_unregister(&led->cdev); flush_work_sync(&led->work); wm8350_led_disable(led); - regulator_put(led->dcdc); - regulator_put(led->isink); return 0; } |