X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fnet%2Fsunbmac.c;h=18f88853e1e583efd38b1f8368dd17ecff873489;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=cfaf47c63c58dd1fbeb6c3c5f59290fa49fad804;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/net/sunbmac.c b/drivers/net/sunbmac.c index cfaf47c63..18f88853e 100644 --- a/drivers/net/sunbmac.c +++ b/drivers/net/sunbmac.c @@ -42,7 +42,7 @@ #define DRV_RELDATE "11/24/03" #define DRV_AUTHOR "David S. Miller (davem@redhat.com)" -static char version[] __initdata = +static char version[] = DRV_NAME ".c:v" DRV_VERSION " " DRV_RELDATE " " DRV_AUTHOR "\n"; MODULE_VERSION(DRV_VERSION); @@ -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. */ @@ -890,7 +888,7 @@ static void bigmac_rx(struct bigmac *bp) printk(KERN_NOTICE "%s: Memory squeeze, deferring packet.\n", bp->dev->name); } -static irqreturn_t bigmac_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t bigmac_interrupt(int irq, void *dev_id) { struct bigmac *bp = (struct bigmac *) dev_id; u32 qec_status, bmac_status; @@ -920,13 +918,13 @@ static int bigmac_open(struct net_device *dev) struct bigmac *bp = (struct bigmac *) dev->priv; int ret; - ret = request_irq(dev->irq, &bigmac_interrupt, SA_SHIRQ, dev->name, bp); + ret = request_irq(dev->irq, &bigmac_interrupt, IRQF_SHARED, dev->name, bp); if (ret) { printk(KERN_ERR "BIGMAC: Can't order irq %d to go.\n", dev->irq); 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); } @@ -1073,7 +1071,7 @@ static u32 bigmac_get_link(struct net_device *dev) return (bp->sw_bmsr & BMSR_LSTATUS); } -static struct ethtool_ops bigmac_ethtool_ops = { +static const struct ethtool_ops bigmac_ethtool_ops = { .get_drvinfo = bigmac_get_drvinfo, .get_link = bigmac_get_link, }; @@ -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);