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path: root/drivers/video/backlight/gpio_backlight.c
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Diffstat (limited to 'drivers/video/backlight/gpio_backlight.c')
-rw-r--r--drivers/video/backlight/gpio_backlight.c17
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/video/backlight/gpio_backlight.c b/drivers/video/backlight/gpio_backlight.c
index 5fa217f9f445..81fb12770c2a 100644
--- a/drivers/video/backlight/gpio_backlight.c
+++ b/drivers/video/backlight/gpio_backlight.c
@@ -62,7 +62,8 @@ static const struct backlight_ops gpio_backlight_ops = {
62 62
63static int gpio_backlight_probe(struct platform_device *pdev) 63static int gpio_backlight_probe(struct platform_device *pdev)
64{ 64{
65 struct gpio_backlight_platform_data *pdata = pdev->dev.platform_data; 65 struct gpio_backlight_platform_data *pdata =
66 dev_get_platdata(&pdev->dev);
66 struct backlight_properties props; 67 struct backlight_properties props;
67 struct backlight_device *bl; 68 struct backlight_device *bl;
68 struct gpio_backlight *gbl; 69 struct gpio_backlight *gbl;
@@ -94,8 +95,9 @@ static int gpio_backlight_probe(struct platform_device *pdev)
94 memset(&props, 0, sizeof(props)); 95 memset(&props, 0, sizeof(props));
95 props.type = BACKLIGHT_RAW; 96 props.type = BACKLIGHT_RAW;
96 props.max_brightness = 1; 97 props.max_brightness = 1;
97 bl = backlight_device_register(dev_name(&pdev->dev), &pdev->dev, gbl, 98 bl = devm_backlight_device_register(&pdev->dev, dev_name(&pdev->dev),
98 &gpio_backlight_ops, &props); 99 &pdev->dev, gbl, &gpio_backlight_ops,
100 &props);
99 if (IS_ERR(bl)) { 101 if (IS_ERR(bl)) {
100 dev_err(&pdev->dev, "failed to register backlight\n"); 102 dev_err(&pdev->dev, "failed to register backlight\n");
101 return PTR_ERR(bl); 103 return PTR_ERR(bl);
@@ -108,21 +110,12 @@ static int gpio_backlight_probe(struct platform_device *pdev)
108 return 0; 110 return 0;
109} 111}
110 112
111static int gpio_backlight_remove(struct platform_device *pdev)
112{
113 struct backlight_device *bl = platform_get_drvdata(pdev);
114
115 backlight_device_unregister(bl);
116 return 0;
117}
118
119static struct platform_driver gpio_backlight_driver = { 113static struct platform_driver gpio_backlight_driver = {
120 .driver = { 114 .driver = {
121 .name = "gpio-backlight", 115 .name = "gpio-backlight",
122 .owner = THIS_MODULE, 116 .owner = THIS_MODULE,
123 }, 117 },
124 .probe = gpio_backlight_probe, 118 .probe = gpio_backlight_probe,
125 .remove = gpio_backlight_remove,
126}; 119};
127 120
128module_platform_driver(gpio_backlight_driver); 121module_platform_driver(gpio_backlight_driver);