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backlight: tps65217_bl: Add missing platform_set_drvdata in tps65217_bl_probe 

Otherwise, we got NULL derefernce while calling backlight_device_unregister()
in tps65217_bl_remove().

Also convert to use module_platform_driver.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Axel Lin 2012-09-30 18:28:26 +08:00 committed by Samuel Ortiz
parent 2896434cf2
commit c6bed9deb6
1 changed files with 2 additions and 12 deletions
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14
drivers/video/backlight/tps65217_bl.c
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@ -312,6 +312,7 @@ static int tps65217_bl_probe(struct platform_device *pdev)
}
tps65217_bl->bl->props.brightness = 0;
platform_set_drvdata(pdev, tps65217_bl);
return 0;
}
@ -334,18 +335,7 @@ static struct platform_driver tps65217_bl_driver = {
},
};
static int __init tps65217_bl_init(void)
{
return platform_driver_register(&tps65217_bl_driver);
}
static void __exit tps65217_bl_exit(void)
{
platform_driver_unregister(&tps65217_bl_driver);
}
module_init(tps65217_bl_init);
module_exit(tps65217_bl_exit);
module_platform_driver(tps65217_bl_driver);
MODULE_DESCRIPTION("TPS65217 Backlight driver");
MODULE_LICENSE("GPL v2");