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path: root/drivers/input/touchscreen/atmel-wm97xx.c
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Diffstat (limited to 'drivers/input/touchscreen/atmel-wm97xx.c')
-rw-r--r--drivers/input/touchscreen/atmel-wm97xx.c34
1 files changed, 12 insertions, 22 deletions
diff --git a/drivers/input/touchscreen/atmel-wm97xx.c b/drivers/input/touchscreen/atmel-wm97xx.c
index 8034cbb20f7..279c0e42b8a 100644
--- a/drivers/input/touchscreen/atmel-wm97xx.c
+++ b/drivers/input/touchscreen/atmel-wm97xx.c
@@ -372,7 +372,6 @@ static int __init atmel_wm97xx_probe(struct platform_device *pdev)
err_irq:
free_irq(atmel_wm97xx->ac97c_irq, atmel_wm97xx);
err:
- platform_set_drvdata(pdev, NULL);
kfree(atmel_wm97xx);
return ret;
}
@@ -386,15 +385,15 @@ static int __exit atmel_wm97xx_remove(struct platform_device *pdev)
free_irq(atmel_wm97xx->ac97c_irq, atmel_wm97xx);
del_timer_sync(&atmel_wm97xx->pen_timer);
wm97xx_unregister_mach_ops(wm);
- platform_set_drvdata(pdev, NULL);
kfree(atmel_wm97xx);
return 0;
}
-#ifdef CONFIG_PM
-static int atmel_wm97xx_suspend(struct platform_device *pdev, pm_message_t msg)
+#ifdef CONFIG_PM_SLEEP
+static int atmel_wm97xx_suspend(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct atmel_wm97xx *atmel_wm97xx = platform_get_drvdata(pdev);
ac97c_writel(atmel_wm97xx, IDR, AC97C_INT_CBEVT);
@@ -404,8 +403,9 @@ static int atmel_wm97xx_suspend(struct platform_device *pdev, pm_message_t msg)
return 0;
}
-static int atmel_wm97xx_resume(struct platform_device *pdev)
+static int atmel_wm97xx_resume(struct device *dev)
{
+ struct platform_device *pdev = to_platform_device(dev);
struct atmel_wm97xx *atmel_wm97xx = platform_get_drvdata(pdev);
struct wm97xx *wm = atmel_wm97xx->wm;
@@ -416,31 +416,21 @@ static int atmel_wm97xx_resume(struct platform_device *pdev)
return 0;
}
-#else
-#define atmel_wm97xx_suspend NULL
-#define atmel_wm97xx_resume NULL
#endif
+static SIMPLE_DEV_PM_OPS(atmel_wm97xx_pm_ops,
+ atmel_wm97xx_suspend, atmel_wm97xx_resume);
+
static struct platform_driver atmel_wm97xx_driver = {
.remove = __exit_p(atmel_wm97xx_remove),
.driver = {
- .name = "wm97xx-touch",
+ .name = "wm97xx-touch",
+ .owner = THIS_MODULE,
+ .pm = &atmel_wm97xx_pm_ops,
},
- .suspend = atmel_wm97xx_suspend,
- .resume = atmel_wm97xx_resume,
};
-static int __init atmel_wm97xx_init(void)
-{
- return platform_driver_probe(&atmel_wm97xx_driver, atmel_wm97xx_probe);
-}
-module_init(atmel_wm97xx_init);
-
-static void __exit atmel_wm97xx_exit(void)
-{
- platform_driver_unregister(&atmel_wm97xx_driver);
-}
-module_exit(atmel_wm97xx_exit);
+module_platform_driver_probe(atmel_wm97xx_driver, atmel_wm97xx_probe);
MODULE_AUTHOR("Hans-Christian Egtvedt <egtvedt@samfundet.no>");
MODULE_DESCRIPTION("wm97xx continuous touch driver for Atmel AT91 and AVR32");