[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, 16 insertions, 15 deletions

diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c
index 69f1970646c6..9e02bc3712a0 100644
--- a/arch/arm/mach-sa1100/neponset.c
+++ b/arch/arm/mach-sa1100/neponset.c
@@ -137,7 +137,7 @@ static struct sa1100_port_fns neponset_port_fns __initdata = {
         .get_mctrl      = neponset_get_mctrl,
 };
 
-static int neponset_probe(struct device *dev)
+static int neponset_probe(struct platform_device *dev)
 {
         sa1100_register_uart_fns(&neponset_port_fns);
 
@@ -178,27 +178,27 @@ static int neponset_probe(struct device *dev)
 /*
  * LDM power management.
  */
-static int neponset_suspend(struct device *dev, pm_message_t state)
+static int neponset_suspend(struct platform_device *dev, pm_message_t state)
 {
         /*
          * Save state.
          */
-        if (!dev->power.saved_state)
-                dev->power.saved_state = kmalloc(sizeof(unsigned int), GFP_KERNEL);
-        if (!dev->power.saved_state)
+        if (!dev->dev.power.saved_state)
+                dev->dev.power.saved_state = kmalloc(sizeof(unsigned int), GFP_KERNEL);
+        if (!dev->dev.power.saved_state)
                 return -ENOMEM;
 
-        *(unsigned int *)dev->power.saved_state = NCR_0;
+        *(unsigned int *)dev->dev.power.saved_state = NCR_0;
 
         return 0;
 }
 
-static int neponset_resume(struct device *dev)
+static int neponset_resume(struct platform_device *dev)
 {
-        if (dev->power.saved_state) {
-                NCR_0 = *(unsigned int *)dev->power.saved_state;
-                kfree(dev->power.saved_state);
-                dev->power.saved_state = NULL;
+        if (dev->dev.power.saved_state) {
+                NCR_0 = *(unsigned int *)dev->dev.power.saved_state;
+                kfree(dev->dev.power.saved_state);
+                dev->dev.power.saved_state = NULL;
         }
 
         return 0;
@@ -209,12 +209,13 @@ static int neponset_resume(struct device *dev)
 #define neponset_resume  NULL
 #endif
 
-static struct device_driver neponset_device_driver = {
-        .name           = "neponset",
-        .bus            = &platform_bus_type,
+static struct platform_driver neponset_device_driver = {
         .probe          = neponset_probe,
         .suspend        = neponset_suspend,
         .resume         = neponset_resume,
+        .driver         = {
+                .name   = "neponset",
+        },
 };
 
 static struct resource neponset_resources[] = {
@@ -293,7 +294,7 @@ static struct platform_device *devices[] __initdata = {
 
 static int __init neponset_init(void)
 {
-        driver_register(&neponset_device_driver);
+        platform_driver_register(&neponset_device_driver);
 
         /*
          * The Neponset is only present on the Assabet machine type.