sunlance: Convert to pure OF driver.

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

1 files changed, 40 insertions, 47 deletions

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 <linux/ethtool.h>
 #include <linux/bitops.h>
 #include <linux/dma-mapping.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -99,7 +101,6 @@ static char lancestr[] = "LANCE";
 #include <asm/pgtable.h>
 #include <asm/byteorder.h>      /* Used by the checksum routines */
 #include <asm/idprom.h>
-#include <asm/sbus.h>
 #include <asm/prom.h>
 #include <asm/auxio.h>          /* For tpe-link-test? setting */
 #include <asm/irq.h>
@@ -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 */