[NET] sunbmac: Convert over to new SBUS device framework.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/sunbmac.c b/drivers/net/sunbmac.c
index cfaf47c63c58dd1fbeb6c3c5f59290fa49fad804..7127f0f36f0e9d64e23003a6707e4c0f0294cc15 100644 (file)
--- a/drivers/net/sunbmac.c
+++ b/drivers/net/sunbmac.c
@@ -72,8 +72,6 @@ MODULE_LICENSE("GPL");
 #define DIRQ(x)
 #endif
 
-static struct bigmac *root_bigmac_dev;
-
 #define DEFAULT_JAMSIZE    4 /* Toe jam */
 
 #define QEC_RESET_TRIES 200
@@ -491,7 +489,7 @@ static void bigmac_tcvr_init(struct bigmac *bp)
        }
 }
 
-static int bigmac_init(struct bigmac *, int);
+static int bigmac_init_hw(struct bigmac *, int);
 
 static int try_next_permutation(struct bigmac *bp, void __iomem *tregs)
 {
@@ -551,7 +549,7 @@ static void bigmac_timer(unsigned long data)
                                if (ret == -1) {
                                        printk(KERN_ERR "%s: Link down, cable problem?\n",
                                               bp->dev->name);
-                                       ret = bigmac_init(bp, 0);
+                                       ret = bigmac_init_hw(bp, 0);
                                        if (ret) {
                                                printk(KERN_ERR "%s: Error, cannot re-init the "
                                                       "BigMAC.\n", bp->dev->name);
@@ -621,7 +619,7 @@ static void bigmac_begin_auto_negotiation(struct bigmac *bp)
        add_timer(&bp->bigmac_timer);
 }
 
-static int bigmac_init(struct bigmac *bp, int from_irq)
+static int bigmac_init_hw(struct bigmac *bp, int from_irq)
 {
        void __iomem *gregs        = bp->gregs;
        void __iomem *cregs        = bp->creg;
@@ -752,7 +750,7 @@ static void bigmac_is_medium_rare(struct bigmac *bp, u32 qec_status, u32 bmac_st
        }
 
        printk(" RESET\n");
-       bigmac_init(bp, 1);
+       bigmac_init_hw(bp, 1);
 }
 
 /* BigMAC transmit complete service routines. */
@@ -926,7 +924,7 @@ static int bigmac_open(struct net_device *dev)
                return ret;
        }
        init_timer(&bp->bigmac_timer);
-       ret = bigmac_init(bp, 0);
+       ret = bigmac_init_hw(bp, 0);
        if (ret)
                free_irq(dev->irq, bp);
        return ret;
@@ -950,7 +948,7 @@ static void bigmac_tx_timeout(struct net_device *dev)
 {
        struct bigmac *bp = (struct bigmac *) dev->priv;
 
-       bigmac_init(bp, 0);
+       bigmac_init_hw(bp, 0);
        netif_wake_queue(dev);
 }
 
@@ -1104,6 +1102,8 @@ static int __init bigmac_ether_init(struct sbus_dev *qec_sdev)
        bp->qec_sdev = qec_sdev;
        bp->bigmac_sdev = qec_sdev->child;
 
+       SET_NETDEV_DEV(dev, &bp->bigmac_sdev->ofdev.dev);
+
        spin_lock_init(&bp->lock);
 
        /* Verify the registers we expect, are actually there. */
@@ -1226,11 +1226,7 @@ static int __init bigmac_ether_init(struct sbus_dev *qec_sdev)
                goto fail_and_cleanup;
        }
 
-       /* Put us into the list of instances attached for later driver
-        * exit.
-        */
-       bp->next_module = root_bigmac_dev;
-       root_bigmac_dev = bp;
+       dev_set_drvdata(&bp->bigmac_sdev->ofdev.dev, bp);
 
        printk(KERN_INFO "%s: BigMAC 100baseT Ethernet ", dev->name);
        for (i = 0; i < 6; i++)
@@ -1266,69 +1262,68 @@ fail_and_cleanup:
 /* QEC can be the parent of either QuadEthernet or
  * a BigMAC.  We want the latter.
  */
-static int __init bigmac_match(struct sbus_dev *sdev)
+static int __devinit bigmac_sbus_probe(struct of_device *dev, const struct of_device_id *match)
 {
-       struct sbus_dev *child = sdev->child;
+       struct sbus_dev *sdev = to_sbus_device(&dev->dev);
+       struct device_node *dp = dev->node;
 
-       if (strcmp(sdev->prom_name, "qec") != 0)
-               return 0;
+       if (!strcmp(dp->name, "be"))
+               sdev = sdev->parent;
 
-       if (child == NULL)
-               return 0;
-
-       if (strcmp(child->prom_name, "be") != 0)
-               return 0;
-
-       return 1;
+       return bigmac_ether_init(sdev);
 }
 
-static int __init bigmac_probe(void)
+static int __devexit bigmac_sbus_remove(struct of_device *dev)
 {
-       struct sbus_bus *sbus;
-       struct sbus_dev *sdev = NULL;
-       static int called;
-       int cards = 0, v;
-
-       root_bigmac_dev = NULL;
-
-       if (called)
-               return -ENODEV;
-       called++;
-
-       for_each_sbus(sbus) {
-               for_each_sbusdev(sdev, sbus) {
-                       if (bigmac_match(sdev)) {
-                               cards++;
-                               if ((v = bigmac_ether_init(sdev)))
-                                       return v;
-                       }
-               }
-       }
-       if (!cards)
-               return -ENODEV;
+       struct bigmac *bp = dev_get_drvdata(&dev->dev);
+       struct net_device *net_dev = bp->dev;
+
+       unregister_netdevice(net_dev);
+
+       sbus_iounmap(bp->gregs, GLOB_REG_SIZE);
+       sbus_iounmap(bp->creg, CREG_REG_SIZE);
+       sbus_iounmap(bp->bregs, BMAC_REG_SIZE);
+       sbus_iounmap(bp->tregs, TCVR_REG_SIZE);
+       sbus_free_consistent(bp->bigmac_sdev,
+                            PAGE_SIZE,
+                            bp->bmac_block,
+                            bp->bblock_dvma);
+
+       free_netdev(net_dev);
+
+       dev_set_drvdata(&dev->dev, NULL);
+
        return 0;
 }
 
-static void __exit bigmac_cleanup(void)
-{
-       while (root_bigmac_dev) {
-               struct bigmac *bp = root_bigmac_dev;
-               struct bigmac *bp_nxt = root_bigmac_dev->next_module;
+static struct of_device_id bigmac_sbus_match[] = {
+       {
+               .name = "qec",
+       },
+       {
+               .name = "be",
+       },
+       {},
+};
 
-               sbus_iounmap(bp->gregs, GLOB_REG_SIZE);
-               sbus_iounmap(bp->creg, CREG_REG_SIZE);
-               sbus_iounmap(bp->bregs, BMAC_REG_SIZE);
-               sbus_iounmap(bp->tregs, TCVR_REG_SIZE);
-               sbus_free_consistent(bp->bigmac_sdev,
-                                    PAGE_SIZE,
-                                    bp->bmac_block,
-                                    bp->bblock_dvma);
+MODULE_DEVICE_TABLE(of, bigmac_sbus_match);
 
-               unregister_netdev(bp->dev);
-               free_netdev(bp->dev);
-               root_bigmac_dev = bp_nxt;
-       }
+static struct of_platform_driver bigmac_sbus_driver = {
+       .name           = "sunbmac",
+       .match_table    = bigmac_sbus_match,
+       .probe          = bigmac_sbus_probe,
+       .remove         = __devexit_p(bigmac_sbus_remove),
+};
+
+static int __init bigmac_init(void)
+{
+       return of_register_driver(&bigmac_sbus_driver, &sbus_bus_type);
+}
+
+static void __exit bigmac_exit(void)
+{
+       of_unregister_driver(&bigmac_sbus_driver);
 }
 
-module_init(bigmac_probe);
-module_exit(bigmac_cleanup);
+module_init(bigmac_init);
+module_exit(bigmac_exit);

diff --git a/drivers/net/sunbmac.h b/drivers/net/sunbmac.h
index b0dbc5187143690b4fcab25070bd3703fca142dd..b563d3c2993e832263dca9f341e86ba765067309 100644 (file)
--- a/drivers/net/sunbmac.h
+++ b/drivers/net/sunbmac.h
@@ -332,7 +332,6 @@ struct bigmac {
        struct sbus_dev         *qec_sdev;
        struct sbus_dev         *bigmac_sdev;
        struct net_device       *dev;
-       struct bigmac           *next_module;
 };
 
 /* We use this to acquire receive skb's that we can DMA directly into. */