natsemi: fix MMIO for PPC 44x platforms

[safe/jmp/linux-2.6] / drivers / net / sis190.c

diff --git a/drivers/net/sis190.c b/drivers/net/sis190.c
index bc8de48..20745fd 100644 (file)
--- a/drivers/net/sis190.c
+++ b/drivers/net/sis190.c
@@ -47,24 +47,13 @@
 #define PHY_ID_ANY             0x1f
 #define MII_REG_ANY            0x1f
 
-#ifdef CONFIG_SIS190_NAPI
-#define NAPI_SUFFIX    "-NAPI"
-#else
-#define NAPI_SUFFIX    ""
-#endif
-
-#define DRV_VERSION            "1.2" NAPI_SUFFIX
+#define DRV_VERSION            "1.2"
 #define DRV_NAME               "sis190"
 #define SIS190_DRIVER_NAME     DRV_NAME " Gigabit Ethernet driver " DRV_VERSION
 #define PFX DRV_NAME ": "
 
-#ifdef CONFIG_SIS190_NAPI
-#define sis190_rx_skb                  netif_receive_skb
-#define sis190_rx_quota(count, quota)  min(count, quota)
-#else
 #define sis190_rx_skb                  netif_rx
 #define sis190_rx_quota(count, quota)  count
-#endif
 
 #define MAC_ADDR_LEN           6
 
@@ -281,7 +270,6 @@ struct sis190_private {
        void __iomem *mmio_addr;
        struct pci_dev *pci_dev;
        struct net_device *dev;
-       struct net_device_stats stats;
        spinlock_t lock;
        u32 rx_buf_sz;
        u32 cur_rx;
@@ -338,7 +326,7 @@ static const struct {
        { "SiS 191 PCI Gigabit Ethernet adapter" },
 };
 
-static struct pci_device_id sis190_pci_tbl[] __devinitdata = {
+static struct pci_device_id sis190_pci_tbl[] = {
        { PCI_DEVICE(PCI_VENDOR_ID_SI, 0x0190), 0, 0, 0 },
        { PCI_DEVICE(PCI_VENDOR_ID_SI, 0x0191), 0, 0, 1 },
        { 0, },
@@ -384,7 +372,7 @@ static void __mdio_cmd(void __iomem *ioaddr, u32 ctl)
                msleep(1);
        }
 
-       if (i > 999)
+       if (i > 99)
                printk(KERN_ERR PFX "PHY command failed !\n");
 }
 
@@ -486,7 +474,7 @@ static inline void sis190_map_to_asic(struct RxDesc *desc, dma_addr_t mapping,
 static inline void sis190_make_unusable_by_asic(struct RxDesc *desc)
 {
        desc->PSize = 0x0;
-       desc->addr = 0xdeadbeef;
+       desc->addr = cpu_to_le32(0xdeadbeef);
        desc->size &= cpu_to_le32(RingEnd);
        wmb();
        desc->status = 0x0;
@@ -548,7 +536,7 @@ static inline int sis190_try_rx_copy(struct sk_buff **sk_buff, int pkt_size,
                skb = dev_alloc_skb(pkt_size + NET_IP_ALIGN);
                if (skb) {
                        skb_reserve(skb, NET_IP_ALIGN);
-                       eth_copy_and_sum(skb, sk_buff[0]->data, pkt_size, 0);
+                       skb_copy_to_linear_data(skb, sk_buff[0]->data, pkt_size);
                        *sk_buff = skb;
                        sis190_give_to_asic(desc, rx_buf_sz);
                        ret = 0;
@@ -580,7 +568,7 @@ static inline int sis190_rx_pkt_err(u32 status, struct net_device_stats *stats)
 static int sis190_rx_interrupt(struct net_device *dev,
                               struct sis190_private *tp, void __iomem *ioaddr)
 {
-       struct net_device_stats *stats = &tp->stats;
+       struct net_device_stats *stats = &dev->stats;
        u32 rx_left, cur_rx = tp->cur_rx;
        u32 delta, count;
 
@@ -592,7 +580,7 @@ static int sis190_rx_interrupt(struct net_device *dev,
                struct RxDesc *desc = tp->RxDescRing + entry;
                u32 status;
 
-               if (desc->status & OWNbit)
+               if (le32_to_cpu(desc->status) & OWNbit)
                        break;
 
                status = le32_to_cpu(desc->PSize);
@@ -694,8 +682,8 @@ static void sis190_tx_interrupt(struct net_device *dev,
 
                skb = tp->Tx_skbuff[entry];
 
-               tp->stats.tx_packets++;
-               tp->stats.tx_bytes += skb->len;
+               dev->stats.tx_packets++;
+               dev->stats.tx_bytes += skb->len;
 
                sis190_unmap_tx_skb(tp->pci_dev, skb, txd);
                tp->Tx_skbuff[entry] = NULL;
@@ -859,10 +847,8 @@ static void sis190_soft_reset(void __iomem *ioaddr)
 {
        SIS_W32(IntrControl, 0x8000);
        SIS_PCI_COMMIT();
-       msleep(1);
        SIS_W32(IntrControl, 0x0);
        sis190_asic_down(ioaddr);
-       msleep(1);
 }
 
 static void sis190_hw_start(struct net_device *dev)
@@ -1053,8 +1039,6 @@ static int sis190_open(struct net_device *dev)
        if (rc < 0)
                goto err_free_rx_1;
 
-       INIT_WORK(&tp->phy_task, sis190_phy_task);
-
        sis190_request_timer(dev);
 
        rc = request_irq(dev->irq, sis190_interrupt, IRQF_SHARED, dev->name, dev);
@@ -1091,7 +1075,7 @@ static void sis190_tx_clear(struct sis190_private *tp)
                tp->Tx_skbuff[i] = NULL;
                dev_kfree_skb(skb);
 
-               tp->stats.tx_dropped++;
+               tp->dev->stats.tx_dropped++;
        }
        tp->cur_tx = tp->dirty_tx = 0;
 }
@@ -1115,10 +1099,8 @@ static void sis190_down(struct net_device *dev)
 
                synchronize_irq(dev->irq);
 
-               if (!poll_locked) {
-                       netif_poll_disable(dev);
+               if (!poll_locked)
                        poll_locked++;
-               }
 
                synchronize_sched();
 
@@ -1137,8 +1119,6 @@ static int sis190_close(struct net_device *dev)
 
        free_irq(dev->irq, dev);
 
-       netif_poll_enable(dev);
-
        pci_free_consistent(pdev, TX_RING_BYTES, tp->TxDescRing, tp->tx_dma);
        pci_free_consistent(pdev, RX_RING_BYTES, tp->RxDescRing, tp->rx_dma);
 
@@ -1158,7 +1138,7 @@ static int sis190_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
        if (unlikely(skb->len < ETH_ZLEN)) {
                if (skb_padto(skb, ETH_ZLEN)) {
-                       tp->stats.tx_dropped++;
+                       dev->stats.tx_dropped++;
                        goto out;
                }
                len = ETH_ZLEN;
@@ -1211,13 +1191,6 @@ out:
        return NETDEV_TX_OK;
 }
 
-static struct net_device_stats *sis190_get_stats(struct net_device *dev)
-{
-       struct sis190_private *tp = netdev_priv(dev);
-
-       return &tp->stats;
-}
-
 static void sis190_free_phy(struct list_head *first_phy)
 {
        struct sis190_phy *cur, *next;
@@ -1404,7 +1377,7 @@ out:
        return rc;
 }
 
-static void __devexit sis190_mii_remove(struct net_device *dev)
+static void sis190_mii_remove(struct net_device *dev)
 {
        struct sis190_private *tp = netdev_priv(dev);
 
@@ -1436,7 +1409,6 @@ static struct net_device * __devinit sis190_init_board(struct pci_dev *pdev)
                goto err_out_0;
        }
 
-       SET_MODULE_OWNER(dev);
        SET_NETDEV_DEV(dev, &pdev->dev);
 
        tp = netdev_priv(dev);
@@ -1562,9 +1534,9 @@ static int __devinit sis190_get_mac_addr_from_eeprom(struct pci_dev *pdev,
 
        /* Get MAC address from EEPROM */
        for (i = 0; i < MAC_ADDR_LEN / 2; i++) {
-               __le16 w = sis190_read_eeprom(ioaddr, EEPROMMACAddr + i);
+               u16 w = sis190_read_eeprom(ioaddr, EEPROMMACAddr + i);
 
-               ((u16 *)dev->dev_addr)[i] = le16_to_cpu(w);
+               ((__le16 *)dev->dev_addr)[i] = cpu_to_le16(w);
        }
 
        sis190_set_rgmii(tp, sis190_read_eeprom(ioaddr, EEPROMInfo));
@@ -1573,26 +1545,32 @@ static int __devinit sis190_get_mac_addr_from_eeprom(struct pci_dev *pdev,
 }
 
 /**
- *     sis190_get_mac_addr_from_apc - Get MAC address for SiS965 model
+ *     sis190_get_mac_addr_from_apc - Get MAC address for SiS96x model
  *     @pdev: PCI device
  *     @dev:  network device to get address for
  *
- *     SiS965 model, use APC CMOS RAM to store MAC address.
+ *     SiS96x model, use APC CMOS RAM to store MAC address.
  *     APC CMOS RAM is accessed through ISA bridge.
  *     MAC address is read into @net_dev->dev_addr.
  */
 static int __devinit sis190_get_mac_addr_from_apc(struct pci_dev *pdev,
                                                  struct net_device *dev)
 {
+       static const u16 __devinitdata ids[] = { 0x0965, 0x0966, 0x0968 };
        struct sis190_private *tp = netdev_priv(dev);
        struct pci_dev *isa_bridge;
        u8 reg, tmp8;
-       int i;
+       unsigned int i;
 
        net_probe(tp, KERN_INFO "%s: Read MAC address from APC.\n",
                  pci_name(pdev));
 
-       isa_bridge = pci_get_device(PCI_VENDOR_ID_SI, 0x0965, NULL);
+       for (i = 0; i < ARRAY_SIZE(ids); i++) {
+               isa_bridge = pci_get_device(PCI_VENDOR_ID_SI, ids[i], NULL);
+               if (isa_bridge)
+                       break;
+       }
+
        if (!isa_bridge) {
                net_probe(tp, KERN_INFO "%s: Can not find ISA bridge.\n",
                          pci_name(pdev));
@@ -1652,15 +1630,21 @@ static inline void sis190_init_rxfilter(struct net_device *dev)
        SIS_PCI_COMMIT();
 }
 
-static int sis190_get_mac_addr(struct pci_dev *pdev, struct net_device *dev)
+static int __devinit sis190_get_mac_addr(struct pci_dev *pdev, 
+                                        struct net_device *dev)
 {
-       u8 from;
+       int rc;
+
+       rc = sis190_get_mac_addr_from_eeprom(pdev, dev);
+       if (rc < 0) {
+               u8 reg;
 
-       pci_read_config_byte(pdev, 0x73, &from);
+               pci_read_config_byte(pdev, 0x73, &reg);
 
-       return (from & 0x00000001) ?
-               sis190_get_mac_addr_from_apc(pdev, dev) :
-               sis190_get_mac_addr_from_eeprom(pdev, dev);
+               if (reg & 0x00000001)
+                       rc = sis190_get_mac_addr_from_apc(pdev, dev);
+       }
+       return rc;
 }
 
 static void sis190_set_speed_auto(struct net_device *dev)
@@ -1780,6 +1764,7 @@ static int __devinit sis190_init_one(struct pci_dev *pdev,
        struct net_device *dev;
        void __iomem *ioaddr;
        int rc;
+       DECLARE_MAC_BUF(mac);
 
        if (!printed_version) {
                net_drv(&debug, KERN_INFO SIS190_DRIVER_NAME " loaded.\n");
@@ -1808,7 +1793,6 @@ static int __devinit sis190_init_one(struct pci_dev *pdev,
        dev->open = sis190_open;
        dev->stop = sis190_close;
        dev->do_ioctl = sis190_ioctl;
-       dev->get_stats = sis190_get_stats;
        dev->tx_timeout = sis190_tx_timeout;
        dev->watchdog_timeo = SIS190_TX_TIMEOUT;
        dev->hard_start_xmit = sis190_start_xmit;
@@ -1831,12 +1815,9 @@ static int __devinit sis190_init_one(struct pci_dev *pdev,
                goto err_remove_mii;
 
        net_probe(tp, KERN_INFO "%s: %s at %p (IRQ: %d), "
-              "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x\n",
-              pci_name(pdev), sis_chip_info[ent->driver_data].name,
-              ioaddr, dev->irq,
-              dev->dev_addr[0], dev->dev_addr[1],
-              dev->dev_addr[2], dev->dev_addr[3],
-              dev->dev_addr[4], dev->dev_addr[5]);
+                 "%s\n",
+                 pci_name(pdev), sis_chip_info[ent->driver_data].name,
+                 ioaddr, dev->irq, print_mac(mac, dev->dev_addr));
 
        net_probe(tp, KERN_INFO "%s: %s mode.\n", dev->name,
                  (tp->features & F_HAS_RGMII) ? "RGMII" : "GMII");