staging: Add framebuffer driver for XGI chipsets

[safe/jmp/linux-2.6] / drivers / net / pcmcia / 3c574_cs.c

diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c
index 3d1d3a7..10ee106 100644 (file)
--- a/drivers/net/pcmcia/3c574_cs.c
+++ b/drivers/net/pcmcia/3c574_cs.c
@@ -93,7 +93,6 @@ earlier 3Com products.
 #include <pcmcia/cisreg.h>
 #include <pcmcia/ciscode.h>
 #include <pcmcia/ds.h>
-#include <pcmcia/mem_op.h>
 
 #include <asm/uaccess.h>
 #include <asm/io.h>
@@ -200,7 +199,6 @@ enum Window4 {              /* Window 4: Xcvr/media bits. */
 
 struct el3_private {
        struct pcmcia_device    *p_dev;
-       dev_node_t node;
        u16 advertising, partner;               /* NWay media advertisement */
        unsigned char phys;                     /* MII device address */
        unsigned int autoselect:1, default_media:3;     /* Read from the EEPROM/Wn3_Config. */
@@ -283,8 +281,6 @@ static int tc574_probe(struct pcmcia_device *link)
        spin_lock_init(&lp->window_lock);
        link->io.NumPorts1 = 32;
        link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
-       link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
-       link->irq.Handler = &el3_interrupt;
        link->conf.Attributes = CONF_ENABLE_IRQ;
        link->conf.IntType = INT_MEMORY_AND_IO;
        link->conf.ConfigIndex = 1;
@@ -311,8 +307,7 @@ static void tc574_detach(struct pcmcia_device *link)
 
        dev_dbg(&link->dev, "3c574_detach()\n");
 
-       if (link->dev_node)
-               unregister_netdev(dev);
+       unregister_netdev(dev);
 
        tc574_release(link);
 
@@ -353,7 +348,7 @@ static int tc574_config(struct pcmcia_device *link)
        if (i != 0)
                goto failed;
 
-       ret = pcmcia_request_irq(link, &link->irq);
+       ret = pcmcia_request_irq(link, el3_interrupt);
        if (ret)
                goto failed;
 
@@ -361,7 +356,7 @@ static int tc574_config(struct pcmcia_device *link)
        if (ret)
                goto failed;
 
-       dev->irq = link->irq.AssignedIRQ;
+       dev->irq = link->irq;
        dev->base_addr = link->io.BasePort1;
 
        ioaddr = dev->base_addr;
@@ -446,17 +441,13 @@ static int tc574_config(struct pcmcia_device *link)
                }
        }
 
-       link->dev_node = &lp->node;
        SET_NETDEV_DEV(dev, &link->dev);
 
        if (register_netdev(dev) != 0) {
                printk(KERN_NOTICE "3c574_cs: register_netdev() failed\n");
-               link->dev_node = NULL;
                goto failed;
        }
 
-       strcpy(lp->node.dev_name, dev->name);
-
        printk(KERN_INFO "%s: %s at io %#3lx, irq %d, "
               "hw_addr %pM.\n",
               dev->name, cardname, dev->base_addr, dev->irq,
@@ -622,8 +613,6 @@ static void mdio_write(unsigned int ioaddr, int phy_id, int location, int value)
                outw(MDIO_ENB_IN, mdio_addr);
                outw(MDIO_ENB_IN | MDIO_SHIFT_CLK, mdio_addr);
        }
-
-       return;
 }
 
 /* Reset and restore all of the 3c574 registers. */
@@ -739,7 +728,7 @@ static void el3_tx_timeout(struct net_device *dev)
        printk(KERN_NOTICE "%s: Transmit timed out!\n", dev->name);
        dump_status(dev);
        dev->stats.tx_errors++;
-       dev->trans_start = jiffies;
+       dev->trans_start = jiffies; /* prevent tx timeout */
        /* Issue TX_RESET and TX_START commands. */
        tc574_wait_for_completion(dev, TxReset);
        outw(TxEnable, ioaddr + EL3_CMD);
@@ -781,12 +770,15 @@ static netdev_tx_t el3_start_xmit(struct sk_buff *skb,
                  inw(ioaddr + EL3_STATUS));
 
        spin_lock_irqsave(&lp->window_lock, flags);
+
+       dev->stats.tx_bytes += skb->len;
+
+       /* Put out the doubleword header... */
        outw(skb->len, ioaddr + TX_FIFO);
        outw(0, ioaddr + TX_FIFO);
+       /* ... and the packet rounded to a doubleword. */
        outsl(ioaddr + TX_FIFO, skb->data, (skb->len+3)>>2);
 
-       dev->trans_start = jiffies;
-
        /* TxFree appears only in Window 1, not offset 0x1c. */
        if (inw(ioaddr + TxFree) <= 1536) {
                netif_stop_queue(dev);
@@ -1021,8 +1013,6 @@ static void update_stats(struct net_device *dev)
        /* BadSSD */                               inb(ioaddr + 12);
        up                                       = inb(ioaddr + 13);
 
-       dev->stats.tx_bytes                     += tx + ((up & 0xf0) << 12);
-
        EL3WINDOW(1);
 }