]> www.pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - drivers/net/sundance.c
sundance: SIOCDEVPRIVATE pollution
[linux-2.6-omap-h63xx.git] / drivers / net / sundance.c
index c8ba534c17bf969972a088fdb7e838ad59c15738..7d5561b8241cb3aa730c3902e7b2b05158b3ee13 100644 (file)
@@ -340,9 +340,9 @@ enum mac_ctrl1_bits {
 /* Note that using only 32 bit fields simplifies conversion to big-endian
    architectures. */
 struct netdev_desc {
-       u32 next_desc;
-       u32 status;
-       struct desc_frag { u32 addr, length; } frag[1];
+       __le32 next_desc;
+       __le32 status;
+       struct desc_frag { __le32 addr, length; } frag[1];
 };
 
 /* Bits in netdev_desc.status */
@@ -397,7 +397,6 @@ struct netdev_private {
        unsigned char phys[MII_CNT];            /* MII device addresses, only first one used. */
        struct pci_dev *pci_dev;
        void __iomem *base;
-       unsigned char pci_rev_id;
 };
 
 /* The station address location in the EEPROM. */
@@ -467,8 +466,8 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 #else
        int bar = 1;
 #endif
-       int phy, phy_idx = 0;
-
+       int phy, phy_end, phy_idx = 0;
+       DECLARE_MAC_BUF(mac);
 
 /* when built into the kernel, we only print version if device is found */
 #ifndef MODULE
@@ -486,7 +485,6 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
        dev = alloc_etherdev(sizeof(*np));
        if (!dev)
                return -ENOMEM;
-       SET_MODULE_OWNER(dev);
        SET_NETDEV_DEV(dev, &pdev->dev);
 
        if (pci_request_regions(pdev, DRV_NAME))
@@ -497,8 +495,8 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
                goto err_out_res;
 
        for (i = 0; i < 3; i++)
-               ((u16 *)dev->dev_addr)[i] =
-                       le16_to_cpu(eeprom_read(ioaddr, i + EEPROM_SA_OFFSET));
+               ((__le16 *)dev->dev_addr)[i] =
+                       cpu_to_le16(eeprom_read(ioaddr, i + EEPROM_SA_OFFSET));
        memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
 
        dev->base_addr = (unsigned long)ioaddr;
@@ -544,25 +542,29 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
        dev->change_mtu = &change_mtu;
        pci_set_drvdata(pdev, dev);
 
-       pci_read_config_byte(pdev, PCI_REVISION_ID, &np->pci_rev_id);
-
        i = register_netdev(dev);
        if (i)
                goto err_out_unmap_rx;
 
-       printk(KERN_INFO "%s: %s at %p, ",
-                  dev->name, pci_id_tbl[chip_idx].name, ioaddr);
-       for (i = 0; i < 5; i++)
-                       printk("%2.2x:", dev->dev_addr[i]);
-       printk("%2.2x, IRQ %d.\n", dev->dev_addr[i], irq);
+       printk(KERN_INFO "%s: %s at %p, %s, IRQ %d.\n",
+              dev->name, pci_id_tbl[chip_idx].name, ioaddr,
+              print_mac(mac, dev->dev_addr), irq);
 
        np->phys[0] = 1;                /* Default setting */
        np->mii_preamble_required++;
+
        /*
         * It seems some phys doesn't deal well with address 0 being accessed
-        * first, so leave address zero to the end of the loop (32 & 31).
+        * first
         */
-       for (phy = 1; phy <= 32 && phy_idx < MII_CNT; phy++) {
+       if (sundance_pci_tbl[np->chip_id].device == 0x0200) {
+               phy = 0;
+               phy_end = 31;
+       } else {
+               phy = 1;
+               phy_end = 32;   /* wraps to zero, due to 'phy & 0x1f' */
+       }
+       for (; phy <= phy_end && phy_idx < MII_CNT; phy++) {
                int phyx = phy & 0x1f;
                int mii_status = mdio_read(dev, phyx, MII_BMSR);
                if (mii_status != 0xffff  &&  mii_status != 0x0000) {
@@ -828,7 +830,7 @@ static int netdev_open(struct net_device *dev)
        iowrite8(100, ioaddr + RxDMAPollPeriod);
        iowrite8(127, ioaddr + TxDMAPollPeriod);
        /* Fix DFE-580TX packet drop issue */
-       if (np->pci_rev_id >= 0x14)
+       if (np->pci_dev->revision >= 0x14)
                iowrite8(0x01, ioaddr + DebugCtrl1);
        netif_start_queue(dev);
 
@@ -1088,8 +1090,8 @@ reset_tx (struct net_device *dev)
                skb = np->tx_skbuff[i];
                if (skb) {
                        pci_unmap_single(np->pci_dev,
-                               np->tx_ring[i].frag[0].addr, skb->len,
-                               PCI_DMA_TODEVICE);
+                               le32_to_cpu(np->tx_ring[i].frag[0].addr),
+                               skb->len, PCI_DMA_TODEVICE);
                        if (irq)
                                dev_kfree_skb_irq (skb);
                        else
@@ -1194,7 +1196,7 @@ static irqreturn_t intr_handler(int irq, void *dev_instance)
                        hw_frame_id = ioread8(ioaddr + TxFrameId);
                }
 
-               if (np->pci_rev_id >= 0x14) {
+               if (np->pci_dev->revision >= 0x14) {
                        spin_lock(&np->lock);
                        for (; np->cur_tx - np->dirty_tx > 0; np->dirty_tx++) {
                                int entry = np->dirty_tx % TX_RING_SIZE;
@@ -1212,7 +1214,7 @@ static irqreturn_t intr_handler(int irq, void *dev_instance)
                                skb = np->tx_skbuff[entry];
                                /* Free the original skb. */
                                pci_unmap_single(np->pci_dev,
-                                       np->tx_ring[entry].frag[0].addr,
+                                       le32_to_cpu(np->tx_ring[entry].frag[0].addr),
                                        skb->len, PCI_DMA_TODEVICE);
                                dev_kfree_skb_irq (np->tx_skbuff[entry]);
                                np->tx_skbuff[entry] = NULL;
@@ -1231,7 +1233,7 @@ static irqreturn_t intr_handler(int irq, void *dev_instance)
                                skb = np->tx_skbuff[entry];
                                /* Free the original skb. */
                                pci_unmap_single(np->pci_dev,
-                                       np->tx_ring[entry].frag[0].addr,
+                                       le32_to_cpu(np->tx_ring[entry].frag[0].addr),
                                        skb->len, PCI_DMA_TODEVICE);
                                dev_kfree_skb_irq (np->tx_skbuff[entry]);
                                np->tx_skbuff[entry] = NULL;
@@ -1309,19 +1311,19 @@ static void rx_poll(unsigned long data)
                                && (skb = dev_alloc_skb(pkt_len + 2)) != NULL) {
                                skb_reserve(skb, 2);    /* 16 byte align the IP header */
                                pci_dma_sync_single_for_cpu(np->pci_dev,
-                                                           desc->frag[0].addr,
+                                                           le32_to_cpu(desc->frag[0].addr),
                                                            np->rx_buf_sz,
                                                            PCI_DMA_FROMDEVICE);
 
                                skb_copy_to_linear_data(skb, np->rx_skbuff[entry]->data, pkt_len);
                                pci_dma_sync_single_for_device(np->pci_dev,
-                                                              desc->frag[0].addr,
+                                                              le32_to_cpu(desc->frag[0].addr),
                                                               np->rx_buf_sz,
                                                               PCI_DMA_FROMDEVICE);
                                skb_put(skb, pkt_len);
                        } else {
                                pci_unmap_single(np->pci_dev,
-                                       desc->frag[0].addr,
+                                       le32_to_cpu(desc->frag[0].addr),
                                        np->rx_buf_sz,
                                        PCI_DMA_FROMDEVICE);
                                skb_put(skb = np->rx_skbuff[entry], pkt_len);
@@ -1589,15 +1591,12 @@ static const struct ethtool_ops ethtool_ops = {
        .get_link = get_link,
        .get_msglevel = get_msglevel,
        .set_msglevel = set_msglevel,
-       .get_perm_addr = ethtool_op_get_perm_addr,
 };
 
 static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 {
        struct netdev_private *np = netdev_priv(dev);
-       void __iomem *ioaddr = np->base;
        int rc;
-       int i;
 
        if (!netif_running(dev))
                return -EINVAL;
@@ -1605,30 +1604,6 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
        spin_lock_irq(&np->lock);
        rc = generic_mii_ioctl(&np->mii_if, if_mii(rq), cmd, NULL);
        spin_unlock_irq(&np->lock);
-       switch (cmd) {
-               case SIOCDEVPRIVATE:
-               for (i=0; i<TX_RING_SIZE; i++) {
-                       printk(KERN_DEBUG "%02x %08llx %08x %08x(%02x) %08x %08x\n", i,
-                               (unsigned long long)(np->tx_ring_dma + i*sizeof(*np->tx_ring)),
-                               le32_to_cpu(np->tx_ring[i].next_desc),
-                               le32_to_cpu(np->tx_ring[i].status),
-                               (le32_to_cpu(np->tx_ring[i].status) >> 2)
-                                       & 0xff,
-                               le32_to_cpu(np->tx_ring[i].frag[0].addr),
-                               le32_to_cpu(np->tx_ring[i].frag[0].length));
-               }
-               printk(KERN_DEBUG "TxListPtr=%08x netif_queue_stopped=%d\n",
-                       ioread32(np->base + TxListPtr),
-                       netif_queue_stopped(dev));
-               printk(KERN_DEBUG "cur_tx=%d(%02x) dirty_tx=%d(%02x)\n",
-                       np->cur_tx, np->cur_tx % TX_RING_SIZE,
-                       np->dirty_tx, np->dirty_tx % TX_RING_SIZE);
-               printk(KERN_DEBUG "cur_rx=%d dirty_rx=%d\n", np->cur_rx, np->dirty_rx);
-               printk(KERN_DEBUG "cur_task=%d\n", np->cur_task);
-               printk(KERN_DEBUG "TxStatus=%04x\n", ioread16(ioaddr + TxStatus));
-                       return 0;
-       }
-
 
        return rc;
 }
@@ -1708,23 +1683,23 @@ static int netdev_close(struct net_device *dev)
        /* Free all the skbuffs in the Rx queue. */
        for (i = 0; i < RX_RING_SIZE; i++) {
                np->rx_ring[i].status = 0;
-               np->rx_ring[i].frag[0].addr = 0xBADF00D0; /* An invalid address. */
                skb = np->rx_skbuff[i];
                if (skb) {
                        pci_unmap_single(np->pci_dev,
-                               np->rx_ring[i].frag[0].addr, np->rx_buf_sz,
-                               PCI_DMA_FROMDEVICE);
+                               le32_to_cpu(np->rx_ring[i].frag[0].addr),
+                               np->rx_buf_sz, PCI_DMA_FROMDEVICE);
                        dev_kfree_skb(skb);
                        np->rx_skbuff[i] = NULL;
                }
+               np->rx_ring[i].frag[0].addr = cpu_to_le32(0xBADF00D0); /* poison */
        }
        for (i = 0; i < TX_RING_SIZE; i++) {
                np->tx_ring[i].next_desc = 0;
                skb = np->tx_skbuff[i];
                if (skb) {
                        pci_unmap_single(np->pci_dev,
-                               np->tx_ring[i].frag[0].addr, skb->len,
-                               PCI_DMA_TODEVICE);
+                               le32_to_cpu(np->tx_ring[i].frag[0].addr),
+                               skb->len, PCI_DMA_TODEVICE);
                        dev_kfree_skb(skb);
                        np->tx_skbuff[i] = NULL;
                }