From: David S. Miller Date: Wed, 27 Aug 2008 07:07:53 +0000 (-0700) Subject: sunlance: Convert to pure OF driver. X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=af736fede772d92096b52da9aa1b0cf5de62eceb;p=openwrt%2Fstaging%2Fblogic.git sunlance: Convert to pure OF driver. Signed-off-by: David S. Miller --- diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c index 65758881d7aa..292feb2154b4 100644 --- a/drivers/net/sunlance.c +++ b/drivers/net/sunlance.c @@ -92,6 +92,8 @@ static char lancestr[] = "LANCE"; #include #include #include +#include +#include #include #include @@ -99,7 +101,6 @@ static char lancestr[] = "LANCE"; #include #include /* Used by the checksum routines */ #include -#include #include #include /* For tpe-link-test? setting */ #include @@ -264,7 +265,8 @@ struct lance_private { char *name; dma_addr_t init_block_dvma; struct net_device *dev; /* Backpointer */ - struct sbus_dev *sdev; + struct of_device *op; + struct of_device *lebuffer; struct timer_list multicast_timer; }; @@ -1273,7 +1275,7 @@ static void lance_set_multicast_retry(unsigned long _opaque) static void lance_free_hwresources(struct lance_private *lp) { if (lp->lregs) - sbus_iounmap(lp->lregs, LANCE_REG_SIZE); + of_iounmap(&lp->op->resource[0], lp->lregs, LANCE_REG_SIZE); if (lp->dregs) { struct of_device *ledma = lp->ledma; @@ -1281,10 +1283,10 @@ static void lance_free_hwresources(struct lance_private *lp) resource_size(&ledma->resource[0])); } if (lp->init_block_iomem) { - sbus_iounmap(lp->init_block_iomem, - sizeof(struct lance_init_block)); + of_iounmap(&lp->lebuffer->resource[0], lp->init_block_iomem, + sizeof(struct lance_init_block)); } else if (lp->init_block_mem) { - dma_free_coherent(&lp->sdev->ofdev.dev, + dma_free_coherent(&lp->op->dev, sizeof(struct lance_init_block), lp->init_block_mem, lp->init_block_dvma); @@ -1294,12 +1296,8 @@ static void lance_free_hwresources(struct lance_private *lp) /* Ethtool support... */ static void sparc_lance_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { - struct lance_private *lp = netdev_priv(dev); - strcpy(info->driver, "sunlance"); strcpy(info->version, "2.02"); - sprintf(info->bus_info, "SBUS:%d", - lp->sdev->slot); } static u32 sparc_lance_get_link(struct net_device *dev) @@ -1315,16 +1313,16 @@ static const struct ethtool_ops sparc_lance_ethtool_ops = { .get_link = sparc_lance_get_link, }; -static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev, +static int __devinit sparc_lance_probe_one(struct of_device *op, struct of_device *ledma, - struct sbus_dev *lebuffer) + struct of_device *lebuffer) { + struct device_node *dp = op->node; static unsigned version_printed; - struct device_node *dp = sdev->ofdev.node; - struct net_device *dev; struct lance_private *lp; - int i; + struct net_device *dev; DECLARE_MAC_BUF(mac); + int i; dev = alloc_etherdev(sizeof(struct lance_private) + 8); if (!dev) @@ -1345,8 +1343,8 @@ static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev, dev->dev_addr[i] = idprom->id_ethaddr[i]; /* Get the IO region */ - lp->lregs = sbus_ioremap(&sdev->resource[0], 0, - LANCE_REG_SIZE, lancestr); + lp->lregs = of_ioremap(&op->resource[0], 0, + LANCE_REG_SIZE, lancestr); if (!lp->lregs) { printk(KERN_ERR "SunLance: Cannot map registers.\n"); goto fail; @@ -1364,7 +1362,8 @@ static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev, } } - lp->sdev = sdev; + lp->op = op; + lp->lebuffer = lebuffer; if (lebuffer) { /* sanity check */ if (lebuffer->resource[0].start & 7) { @@ -1372,8 +1371,8 @@ static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev, goto fail; } lp->init_block_iomem = - sbus_ioremap(&lebuffer->resource[0], 0, - sizeof(struct lance_init_block), "lebuffer"); + of_ioremap(&lebuffer->resource[0], 0, + sizeof(struct lance_init_block), "lebuffer"); if (!lp->init_block_iomem) { printk(KERN_ERR "SunLance: Cannot map PIO buffer.\n"); goto fail; @@ -1385,10 +1384,10 @@ static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev, lp->tx = lance_tx_pio; } else { lp->init_block_mem = - dma_alloc_coherent(&sdev->ofdev.dev, + dma_alloc_coherent(&op->dev, sizeof(struct lance_init_block), &lp->init_block_dvma, GFP_ATOMIC); - if (!lp->init_block_mem || lp->init_block_dvma == 0) { + if (!lp->init_block_mem) { printk(KERN_ERR "SunLance: Cannot allocate consistent DMA memory.\n"); goto fail; } @@ -1407,8 +1406,9 @@ static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev, lp->burst_sizes = 0; if (lp->ledma) { struct device_node *ledma_dp = ledma->node; - const char *prop; + struct device_node *sbus_dp; unsigned int sbmask; + const char *prop; u32 csr; /* Find burst-size property for ledma */ @@ -1416,7 +1416,8 @@ static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev, "burst-sizes", 0); /* ledma may be capable of fast bursts, but sbus may not. */ - sbmask = of_getintprop_default(ledma_dp, "burst-sizes", + sbus_dp = ledma_dp->parent; + sbmask = of_getintprop_default(sbus_dp, "burst-sizes", DMA_BURSTBITS); lp->burst_sizes &= sbmask; @@ -1463,7 +1464,7 @@ no_link_test: lp->dregs = NULL; lp->dev = dev; - SET_NETDEV_DEV(dev, &sdev->ofdev.dev); + SET_NETDEV_DEV(dev, &op->dev); dev->open = &lance_open; dev->stop = &lance_close; dev->hard_start_xmit = &lance_start_xmit; @@ -1472,9 +1473,7 @@ no_link_test: dev->set_multicast_list = &lance_set_multicast; dev->ethtool_ops = &sparc_lance_ethtool_ops; - dev->irq = sdev->irqs[0]; - - dev->dma = 0; + dev->irq = op->irqs[0]; /* We cannot sleep if the chip is busy during a * multicast list update event, because such events @@ -1490,7 +1489,7 @@ no_link_test: goto fail; } - dev_set_drvdata(&sdev->ofdev.dev, lp); + dev_set_drvdata(&op->dev, lp); printk(KERN_INFO "%s: LANCE %s\n", dev->name, print_mac(mac, dev->dev_addr)); @@ -1540,31 +1539,25 @@ static int __exit sunlance_sun4_remove(void) #else /* !CONFIG_SUN4 */ -static int __devinit sunlance_sbus_probe(struct of_device *dev, const struct of_device_id *match) +static int __devinit sunlance_sbus_probe(struct of_device *op, const struct of_device_id *match) { - struct sbus_dev *sdev = to_sbus_device(&dev->dev); + struct of_device *parent = to_of_device(op->dev.parent); + struct device_node *parent_dp = parent->node; int err; - if (sdev->parent) { - struct device_node *parent_node = sdev->parent->ofdev.node; - struct of_device *parent; - - parent = of_find_device_by_node(parent_node); - if (parent && !strcmp(parent->node->name, "ledma")) { - err = sparc_lance_probe_one(sdev, parent, NULL); - } else if (parent && !strcmp(parent->node->name, "lebuffer")) { - err = sparc_lance_probe_one(sdev, NULL, to_sbus_device(&parent->dev)); - } else - err = sparc_lance_probe_one(sdev, NULL, NULL); + if (!strcmp(parent_dp->name, "ledma")) { + err = sparc_lance_probe_one(op, parent, NULL); + } else if (!strcmp(parent_dp->name, "lebuffer")) { + err = sparc_lance_probe_one(op, NULL, parent); } else - err = sparc_lance_probe_one(sdev, NULL, NULL); + err = sparc_lance_probe_one(op, NULL, NULL); return err; } -static int __devexit sunlance_sbus_remove(struct of_device *dev) +static int __devexit sunlance_sbus_remove(struct of_device *op) { - struct lance_private *lp = dev_get_drvdata(&dev->dev); + struct lance_private *lp = dev_get_drvdata(&op->dev); struct net_device *net_dev = lp->dev; unregister_netdev(net_dev); @@ -1573,7 +1566,7 @@ static int __devexit sunlance_sbus_remove(struct of_device *dev) free_netdev(net_dev); - dev_set_drvdata(&dev->dev, NULL); + dev_set_drvdata(&op->dev, NULL); return 0; } @@ -1598,7 +1591,7 @@ static struct of_platform_driver sunlance_sbus_driver = { /* 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); + return of_register_driver(&sunlance_sbus_driver, &of_bus_type); } #endif /* !CONFIG_SUN4 */