[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>
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 962580f..e8dab39 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -127,8 +127,8 @@
static void adjust_link(struct net_device *dev);
static void init_registers(struct net_device *dev);
static int init_phy(struct net_device *dev);
-static int gfar_probe(struct device *device);
-static int gfar_remove(struct device *device);
+static int gfar_probe(struct platform_device *pdev);
+static int gfar_remove(struct platform_device *pdev);
static void free_skb_resources(struct gfar_private *priv);
static void gfar_set_multi(struct net_device *dev);
static void gfar_set_hash_for_addr(struct net_device *dev, u8 *addr);
@@ -157,12 +157,11 @@
/* Set up the ethernet device structure, private data,
* and anything else we need before we start */
-static int gfar_probe(struct device *device)
+static int gfar_probe(struct platform_device *pdev)
{
u32 tempval;
struct net_device *dev = NULL;
struct gfar_private *priv = NULL;
- struct platform_device *pdev = to_platform_device(device);
struct gianfar_platform_data *einfo;
struct resource *r;
int idx;
@@ -209,7 +208,7 @@
spin_lock_init(&priv->lock);
- dev_set_drvdata(device, dev);
+ platform_set_drvdata(pdev, dev);
/* Stop the DMA engine now, in case it was running before */
/* (The firmware could have used it, and left it running). */
@@ -246,7 +245,7 @@
dev->base_addr = (unsigned long) (priv->regs);
SET_MODULE_OWNER(dev);
- SET_NETDEV_DEV(dev, device);
+ SET_NETDEV_DEV(dev, &pdev->dev);
/* Fill in the dev structure */
dev->open = gfar_enet_open;
@@ -378,12 +377,12 @@
return err;
}
-static int gfar_remove(struct device *device)
+static int gfar_remove(struct platform_device *pdev)
{
- struct net_device *dev = dev_get_drvdata(device);
+ struct net_device *dev = platform_get_drvdata(pdev);
struct gfar_private *priv = netdev_priv(dev);
- dev_set_drvdata(device, NULL);
+ platform_set_drvdata(pdev, NULL);
iounmap((void *) priv->regs);
free_netdev(dev);
@@ -1862,11 +1861,12 @@
}
/* Structure for a device driver */
-static struct device_driver gfar_driver = {
- .name = "fsl-gianfar",
- .bus = &platform_bus_type,
+static struct platform_driver gfar_driver = {
.probe = gfar_probe,
.remove = gfar_remove,
+ .driver = {
+ .name = "fsl-gianfar",
+ },
};
static int __init gfar_init(void)
@@ -1876,7 +1876,7 @@
if (err)
return err;
- err = driver_register(&gfar_driver);
+ err = platform_driver_register(&gfar_driver);
if (err)
gfar_mdio_exit();
@@ -1886,7 +1886,7 @@
static void __exit gfar_exit(void)
{
- driver_unregister(&gfar_driver);
+ platform_driver_unregister(&gfar_driver);
gfar_mdio_exit();
}