[PATCH] DM9000 - do no re-init spin lock

[pandora-kernel.git] / drivers / net / dm9000.c

diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index f8c9bcd..7eea8e1 100644 (file)
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -148,7 +148,7 @@ typedef struct board_info {
 } board_info_t;
 
 /* function declaration ------------------------------------- */
-static int dm9000_probe(struct device *);
+static int dm9000_probe(struct platform_device *);
 static int dm9000_open(struct net_device *);
 static int dm9000_start_xmit(struct sk_buff *, struct net_device *);
 static int dm9000_stop(struct net_device *);
@@ -378,9 +378,8 @@ dm9000_release_board(struct platform_device *pdev, struct board_info *db)
  * Search DM9000 board, allocate space and register it
  */
 static int
-dm9000_probe(struct device *dev)
+dm9000_probe(struct platform_device *pdev)
 {
-       struct platform_device *pdev = to_platform_device(dev);
        struct dm9000_plat_data *pdata = pdev->dev.platform_data;
        struct board_info *db;  /* Point a board information structure */
        struct net_device *ndev;
@@ -398,7 +397,7 @@ dm9000_probe(struct device *dev)
        }
 
        SET_MODULE_OWNER(ndev);
-       SET_NETDEV_DEV(ndev, dev);
+       SET_NETDEV_DEV(ndev, &pdev->dev);
 
        PRINTK2("dm9000_probe()");
 
@@ -411,10 +410,7 @@ dm9000_probe(struct device *dev)
        if (pdev->num_resources < 2) {
                ret = -ENODEV;
                goto out;
-       }
-
-       switch (pdev->num_resources) {
-       case 2:
+       } else if (pdev->num_resources == 2) {
                base = pdev->resource[0].start;
 
                if (!request_mem_region(base, 4, ndev->name)) {
@@ -424,17 +420,16 @@ dm9000_probe(struct device *dev)
 
                ndev->base_addr = base;
                ndev->irq = pdev->resource[1].start;
-               db->io_addr = (void *)base;
-               db->io_data = (void *)(base + 4);
+               db->io_addr = (void __iomem *)base;
+               db->io_data = (void __iomem *)(base + 4);
 
-               break;
-
-       case 3:
+       } else {
                db->addr_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
                db->data_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
                db->irq_res  = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
 
-               if (db->addr_res == NULL || db->data_res == NULL) {
+               if (db->addr_res == NULL || db->data_res == NULL ||
+                   db->irq_res == NULL) {
                        printk(KERN_ERR PFX "insufficient resources\n");
                        ret = -ENOENT;
                        goto out;
@@ -483,7 +478,6 @@ dm9000_probe(struct device *dev)
 
                /* ensure at least we have a default set of IO routines */
                dm9000_set_io(db, iosize);
-
        }
 
        /* check to see if anything is being over-ridden */
@@ -565,11 +559,18 @@ dm9000_probe(struct device *dev)
        for (i = 0; i < 6; i++)
                ndev->dev_addr[i] = db->srom[i];
 
+       if (!is_valid_ether_addr(ndev->dev_addr)) {
+               /* try reading from mac */
+
+               for (i = 0; i < 6; i++)
+                       ndev->dev_addr[i] = ior(db, i+DM9000_PAR);
+       }
+
        if (!is_valid_ether_addr(ndev->dev_addr))
                printk("%s: Invalid ethernet MAC address.  Please "
                       "set using ifconfig\n", ndev->name);
 
-       dev_set_drvdata(dev, ndev);
+       platform_set_drvdata(pdev, ndev);
        ret = register_netdev(ndev);
 
        if (ret == 0) {
@@ -664,7 +665,6 @@ dm9000_init_dm9000(struct net_device *dev)
        db->tx_pkt_cnt = 0;
        db->queue_pkt_len = 0;
        dev->trans_start = 0;
-       spin_lock_init(&db->lock);
 }
 
 /*
@@ -1140,9 +1140,9 @@ dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value)
 }
 
 static int
-dm9000_drv_suspend(struct device *dev, pm_message_t state)
+dm9000_drv_suspend(struct platform_device *dev, pm_message_t state)
 {
-       struct net_device *ndev = dev_get_drvdata(dev);
+       struct net_device *ndev = platform_get_drvdata(dev);
 
        if (ndev) {
                if (netif_running(ndev)) {
@@ -1154,9 +1154,9 @@ dm9000_drv_suspend(struct device *dev, pm_message_t state)
 }
 
 static int
-dm9000_drv_resume(struct device *dev)
+dm9000_drv_resume(struct platform_device *dev)
 {
-       struct net_device *ndev = dev_get_drvdata(dev);
+       struct net_device *ndev = platform_get_drvdata(dev);
        board_info_t *db = (board_info_t *) ndev->priv;
 
        if (ndev) {
@@ -1172,12 +1172,11 @@ dm9000_drv_resume(struct device *dev)
 }
 
 static int
-dm9000_drv_remove(struct device *dev)
+dm9000_drv_remove(struct platform_device *pdev)
 {
-       struct platform_device *pdev = to_platform_device(dev);
-       struct net_device *ndev = dev_get_drvdata(dev);
+       struct net_device *ndev = platform_get_drvdata(pdev);
 
-       dev_set_drvdata(dev, NULL);
+       platform_set_drvdata(pdev, NULL);
 
        unregister_netdev(ndev);
        dm9000_release_board(pdev, (board_info_t *) ndev->priv);
@@ -1188,13 +1187,14 @@ dm9000_drv_remove(struct device *dev)
        return 0;
 }
 
-static struct device_driver dm9000_driver = {
-       .name    = "dm9000",
-       .bus     = &platform_bus_type,
+static struct platform_driver dm9000_driver = {
        .probe   = dm9000_probe,
        .remove  = dm9000_drv_remove,
        .suspend = dm9000_drv_suspend,
        .resume  = dm9000_drv_resume,
+       .driver = {
+               .name   = "dm9000",
+       },
 };
 
 static int __init
@@ -1202,13 +1202,13 @@ dm9000_init(void)
 {
        printk(KERN_INFO "%s Ethernet Driver\n", CARDNAME);
 
-       return driver_register(&dm9000_driver); /* search board and register */
+       return platform_driver_register(&dm9000_driver);        /* search board and register */
 }
 
 static void __exit
 dm9000_cleanup(void)
 {
-       driver_unregister(&dm9000_driver);
+       platform_driver_unregister(&dm9000_driver);
 }
 
 module_init(dm9000_init);