[DRIVER MODEL] Convert platform drivers to use struct platform_driver

This allows us to eliminate the casts in the drivers, and eventually
remove the use of the device_driver function pointer methods for
platform device drivers.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 8 insertions, 7 deletions

diff --git a/drivers/char/vr41xx_giu.c b/drivers/char/vr41xx_giu.c
index 94641085faf8..9ac6d43437b3 100644
--- a/drivers/char/vr41xx_giu.c
+++ b/drivers/char/vr41xx_giu.c
@@ -613,7 +613,7 @@ static struct file_operations gpio_fops = {
         .release        = gpio_release,
 };
 
-static int giu_probe(struct device *dev)
+static int giu_probe(struct platform_device *dev)
 {
         unsigned long start, size, flags = 0;
         unsigned int nr_pins = 0;
@@ -697,7 +697,7 @@ static int giu_probe(struct device *dev)
         return cascade_irq(GIUINT_IRQ, giu_get_irq);
 }
 
-static int giu_remove(struct device *dev)
+static int giu_remove(struct platform_device *dev)
 {
         iounmap(giu_base);
 
@@ -710,11 +710,12 @@ static int giu_remove(struct device *dev)
 
 static struct platform_device *giu_platform_device;
 
-static struct device_driver giu_device_driver = {
-        .name           = "GIU",
-        .bus            = &platform_bus_type,
+static struct platform_driver giu_device_driver = {
         .probe          = giu_probe,
         .remove         = giu_remove,
+        .driver         = {
+                .name   = "GIU",
+        },
 };
 
 static int __devinit vr41xx_giu_init(void)
@@ -725,7 +726,7 @@ static int __devinit vr41xx_giu_init(void)
         if (IS_ERR(giu_platform_device))
                 return PTR_ERR(giu_platform_device);
 
-        retval = driver_register(&giu_device_driver);
+        retval = platform_driver_register(&giu_device_driver);
         if (retval < 0)
                 platform_device_unregister(giu_platform_device);
 
@@ -734,7 +735,7 @@ static int __devinit vr41xx_giu_init(void)
 
 static void __devexit vr41xx_giu_exit(void)
 {
-        driver_unregister(&giu_device_driver);
+        platform_driver_unregister(&giu_device_driver);
 
         platform_device_unregister(giu_platform_device);
 }