Input: handle failures in input_register_device()

[powerpc.git] / drivers / input / keyboard / corgikbd.c

diff --git a/drivers/input/keyboard/corgikbd.c b/drivers/input/keyboard/corgikbd.c
index 564bb36..64672d4 100644 (file)
--- a/drivers/input/keyboard/corgikbd.c
+++ b/drivers/input/keyboard/corgikbd.c
@@ -12,7 +12,7 @@
  */
 
 #include <linux/delay.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
 #include <linux/init.h>
 #include <linux/input.h>
 #include <linux/interrupt.h>
@@ -259,24 +259,22 @@ static void corgikbd_hinge_timer(unsigned long data)
 }
 
 #ifdef CONFIG_PM
-static int corgikbd_suspend(struct device *dev, pm_message_t state, uint32_t level)
+static int corgikbd_suspend(struct platform_device *dev, pm_message_t state)
 {
-       if (level == SUSPEND_POWER_DOWN) {
-               struct corgikbd *corgikbd = dev_get_drvdata(dev);
-               corgikbd->suspended = 1;
-       }
+       struct corgikbd *corgikbd = platform_get_drvdata(dev);
+       corgikbd->suspended = 1;
+
        return 0;
 }
 
-static int corgikbd_resume(struct device *dev, uint32_t level)
+static int corgikbd_resume(struct platform_device *dev)
 {
-       if (level == RESUME_POWER_ON) {
-               struct corgikbd *corgikbd = dev_get_drvdata(dev);
+       struct corgikbd *corgikbd = platform_get_drvdata(dev);
+
+       /* Upon resume, ignore the suspend key for a short while */
+       corgikbd->suspend_jiffies=jiffies;
+       corgikbd->suspended = 0;
 
-               /* Upon resume, ignore the suspend key for a short while */
-               corgikbd->suspend_jiffies=jiffies;
-               corgikbd->suspended = 0;
-       }
        return 0;
 }
 #else
@@ -284,7 +282,7 @@ static int corgikbd_resume(struct device *dev, uint32_t level)
 #define corgikbd_resume                NULL
 #endif
 
-static int __init corgikbd_probe(struct device *dev)
+static int __init corgikbd_probe(struct platform_device *pdev)
 {
        struct corgikbd *corgikbd;
        struct input_dev *input_dev;
@@ -298,7 +296,7 @@ static int __init corgikbd_probe(struct device *dev)
                return -ENOMEM;
        }
 
-       dev_set_drvdata(dev, corgikbd);
+       platform_set_drvdata(pdev, corgikbd);
 
        corgikbd->input = input_dev;
        spin_lock_init(&corgikbd->lock);
@@ -323,7 +321,7 @@ static int __init corgikbd_probe(struct device *dev)
        input_dev->id.vendor = 0x0001;
        input_dev->id.product = 0x0001;
        input_dev->id.version = 0x0100;
-       input_dev->cdev.dev = dev;
+       input_dev->cdev.dev = &pdev->dev;
        input_dev->private = corgikbd;
 
        input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP) | BIT(EV_PWR) | BIT(EV_SW);
@@ -358,10 +356,10 @@ static int __init corgikbd_probe(struct device *dev)
        return 0;
 }
 
-static int corgikbd_remove(struct device *dev)
+static int corgikbd_remove(struct platform_device *pdev)
 {
        int i;
-       struct corgikbd *corgikbd = dev_get_drvdata(dev);
+       struct corgikbd *corgikbd = platform_get_drvdata(pdev);
 
        for (i = 0; i < CORGI_KEY_SENSE_NUM; i++)
                free_irq(CORGI_IRQ_GPIO_KEY_SENSE(i), corgikbd);
@@ -376,23 +374,24 @@ static int corgikbd_remove(struct device *dev)
        return 0;
 }
 
-static struct device_driver corgikbd_driver = {
-       .name           = "corgi-keyboard",
-       .bus            = &platform_bus_type,
+static struct platform_driver corgikbd_driver = {
        .probe          = corgikbd_probe,
        .remove         = corgikbd_remove,
        .suspend        = corgikbd_suspend,
        .resume         = corgikbd_resume,
+       .driver         = {
+               .name   = "corgi-keyboard",
+       },
 };
 
 static int __devinit corgikbd_init(void)
 {
-       return driver_register(&corgikbd_driver);
+       return platform_driver_register(&corgikbd_driver);
 }
 
 static void __exit corgikbd_exit(void)
 {
-       driver_unregister(&corgikbd_driver);
+       platform_driver_unregister(&corgikbd_driver);
 }
 
 module_init(corgikbd_init);