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-rw-r--r--drivers/net/sunlance.c173
1 files changed, 97 insertions, 76 deletions
diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c
index 6381243d8d00..2c239ab63a80 100644
--- a/drivers/net/sunlance.c
+++ b/drivers/net/sunlance.c
@@ -266,7 +266,6 @@ struct lance_private {
char *name;
dma_addr_t init_block_dvma;
struct net_device *dev; /* Backpointer */
- struct lance_private *next_module;
struct sbus_dev *sdev;
struct timer_list multicast_timer;
};
@@ -298,8 +297,6 @@ int sparc_lance_debug = 2;
#define LANCE_ADDR(x) ((long)(x) & ~0xff000000)
-static struct lance_private *root_lance_dev;
-
/* Load the CSR registers */
static void load_csrs(struct lance_private *lp)
{
@@ -1327,9 +1324,9 @@ static struct ethtool_ops sparc_lance_ethtool_ops = {
.get_link = sparc_lance_get_link,
};
-static int __init sparc_lance_init(struct sbus_dev *sdev,
- struct sbus_dma *ledma,
- struct sbus_dev *lebuffer)
+static int __init sparc_lance_probe_one(struct sbus_dev *sdev,
+ struct sbus_dma *ledma,
+ struct sbus_dev *lebuffer)
{
static unsigned version_printed;
struct net_device *dev;
@@ -1473,6 +1470,7 @@ no_link_test:
lp->dev = dev;
SET_MODULE_OWNER(dev);
+ SET_NETDEV_DEV(dev, &sdev->ofdev.dev);
dev->open = &lance_open;
dev->stop = &lance_close;
dev->hard_start_xmit = &lance_start_xmit;
@@ -1500,8 +1498,7 @@ no_link_test:
goto fail;
}
- lp->next_module = root_lance_dev;
- root_lance_dev = lp;
+ dev_set_drvdata(&sdev->ofdev.dev, lp);
printk(KERN_INFO "%s: LANCE ", dev->name);
@@ -1536,88 +1533,112 @@ static inline struct sbus_dma *find_ledma(struct sbus_dev *sdev)
#include <asm/machines.h>
/* Find all the lance cards on the system and initialize them */
-static int __init sparc_lance_probe(void)
+static struct sbus_dev sun4_sdev;
+static int __init sparc_lance_init(void)
{
- static struct sbus_dev sdev;
- static int called;
-
- root_lance_dev = NULL;
-
- if (called)
- return -ENODEV;
- called++;
-
if ((idprom->id_machtype == (SM_SUN4|SM_4_330)) ||
(idprom->id_machtype == (SM_SUN4|SM_4_470))) {
- memset(&sdev, 0, sizeof(sdev));
- sdev.reg_addrs[0].phys_addr = sun4_eth_physaddr;
- sdev.irqs[0] = 6;
- return sparc_lance_init(&sdev, NULL, NULL);
+ memset(&sun4_sdev, 0, sizeof(sdev));
+ sun4_sdev.reg_addrs[0].phys_addr = sun4_eth_physaddr;
+ sun4_sdev.irqs[0] = 6;
+ return sparc_lance_probe_one(&sun4_sdev, NULL, NULL);
}
return -ENODEV;
}
-#else /* !CONFIG_SUN4 */
-
-/* Find all the lance cards on the system and initialize them */
-static int __init sparc_lance_probe(void)
+static int __exit sunlance_sun4_remove(void)
{
- struct sbus_bus *bus;
- struct sbus_dev *sdev = NULL;
- struct sbus_dma *ledma = NULL;
- static int called;
- int cards = 0, v;
-
- root_lance_dev = NULL;
-
- if (called)
- return -ENODEV;
- called++;
-
- for_each_sbus (bus) {
- for_each_sbusdev (sdev, bus) {
- if (strcmp(sdev->prom_name, "le") == 0) {
- cards++;
- if ((v = sparc_lance_init(sdev, NULL, NULL)))
- return v;
- continue;
- }
- if (strcmp(sdev->prom_name, "ledma") == 0) {
- cards++;
- ledma = find_ledma(sdev);
- if ((v = sparc_lance_init(sdev->child,
- ledma, NULL)))
- return v;
- continue;
- }
- if (strcmp(sdev->prom_name, "lebuffer") == 0){
- cards++;
- if ((v = sparc_lance_init(sdev->child,
- NULL, sdev)))
- return v;
- continue;
- }
- } /* for each sbusdev */
- } /* for each sbus */
- if (!cards)
- return -ENODEV;
+ struct lance_private *lp = dev_get_drvdata(&sun4_sdev->dev);
+ struct net_device *net_dev = lp->dev;
+
+ unregister_netdevice(net_dev);
+
+ lance_free_hwresources(root_lance_dev);
+
+ free_netdev(net_dev);
+
+ dev_set_drvdata(&sun4_sdev->dev, NULL);
+
return 0;
}
-#endif /* !CONFIG_SUN4 */
-static void __exit sparc_lance_cleanup(void)
+#else /* !CONFIG_SUN4 */
+
+static int __devinit sunlance_sbus_probe(struct of_device *dev, const struct of_device_id *match)
{
- struct lance_private *lp;
+ struct sbus_dev *sdev = to_sbus_device(&dev->dev);
+ struct device_node *dp = dev->node;
+ int err;
+
+ if (!strcmp(dp->name, "le")) {
+ err = sparc_lance_probe_one(sdev, NULL, NULL);
+ } else if (!strcmp(dp->name, "ledma")) {
+ struct sbus_dma *ledma = find_ledma(sdev);
- while (root_lance_dev) {
- lp = root_lance_dev->next_module;
+ err = sparc_lance_probe_one(sdev->child, ledma, NULL);
+ } else {
+ BUG_ON(strcmp(dp->name, "lebuffer"));
- unregister_netdev(root_lance_dev->dev);
- lance_free_hwresources(root_lance_dev);
- free_netdev(root_lance_dev->dev);
- root_lance_dev = lp;
+ err = sparc_lance_probe_one(sdev->child, NULL, sdev);
}
+
+ return err;
+}
+
+static int __devexit sunlance_sbus_remove(struct of_device *dev)
+{
+ struct lance_private *lp = dev_get_drvdata(&dev->dev);
+ struct net_device *net_dev = lp->dev;
+
+ unregister_netdevice(net_dev);
+
+ lance_free_hwresources(lp);
+
+ free_netdev(net_dev);
+
+ dev_set_drvdata(&dev->dev, NULL);
+
+ return 0;
+}
+
+static struct of_device_id sunlance_sbus_match[] = {
+ {
+ .name = "le",
+ },
+ {
+ .name = "ledma",
+ },
+ {
+ .name = "lebuffer",
+ },
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, sunlance_sbus_match);
+
+static struct of_platform_driver sunlance_sbus_driver = {
+ .name = "sunlance",
+ .match_table = sunlance_sbus_match,
+ .probe = sunlance_sbus_probe,
+ .remove = __devexit_p(sunlance_sbus_remove),
+};
+
+
+/* Find all the lance cards on the system and initialize them */
+static int __init sparc_lance_init(void)
+{
+ return of_register_driver(&sunlance_sbus_driver, &sbus_bus_type);
+}
+#endif /* !CONFIG_SUN4 */
+
+static void __exit sparc_lance_exit(void)
+{
+#ifdef CONFIG_SUN4
+ sunlance_sun4_remove();
+#else
+ of_unregister_driver(&sunlance_sbus_driver);
+#endif
}
-module_init(sparc_lance_probe);
-module_exit(sparc_lance_cleanup);
+module_init(sparc_lance_init);
+module_exit(sparc_lance_exit);