WAN: Simplify HD64572 drivers.

[karo-tx-linux.git] / drivers / net / wan / pci200syn.c

diff --git a/drivers/net/wan/pci200syn.c b/drivers/net/wan/pci200syn.c
index a16311a79e9a11280e51890052f1168d3714deb8..1104d3a692f77b52b72bc4b3b6d7cb3056b5646e 100644 (file)
--- a/drivers/net/wan/pci200syn.c
+++ b/drivers/net/wan/pci200syn.c
@@ -1,7 +1,7 @@
 /*
  * Goramo PCI200SYN synchronous serial card driver for Linux
  *
- * Copyright (C) 2002-2003 Krzysztof Halasa <khc@pm.waw.pl>
+ * Copyright (C) 2002-2008 Krzysztof Halasa <khc@pm.waw.pl>
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License
@@ -63,7 +63,7 @@ typedef struct {
 
 typedef struct port_s {
        struct napi_struct napi;
-       struct net_device *dev;
+       struct net_device *netdev;
        struct card_s *card;
        spinlock_t lock;        /* TX lock */
        sync_serial_settings settings;
@@ -74,7 +74,7 @@ typedef struct port_s {
        u16 txin;               /* tx ring buffer 'in' and 'last' pointers */
        u16 txlast;
        u8 rxs, txs, tmc;       /* SCA registers */
-       u8 phy_node;            /* physical port # - 0 or 1 */
+       u8 chan;                /* physical port # - 0 or 1 */
 }port_t;
 
 
@@ -92,17 +92,6 @@ typedef struct card_s {
 }card_t;
 
 
-#define sca_in(reg, card)           readb(card->scabase + (reg))
-#define sca_out(value, reg, card)    writeb(value, card->scabase + (reg))
-#define sca_inw(reg, card)          readw(card->scabase + (reg))
-#define sca_outw(value, reg, card)   writew(value, card->scabase + (reg))
-#define sca_inl(reg, card)          readl(card->scabase + (reg))
-#define sca_outl(value, reg, card)   writel(value, card->scabase + (reg))
-
-#define port_to_card(port)          (port->card)
-#define log_node(port)              (port->phy_node)
-#define phy_node(port)              (port->phy_node)
-#define winbase(card)               (card->rambase)
 #define get_port(card, port)        (&card->ports[port])
 #define sca_flush(card)                     (sca_in(IER0, card));
 
@@ -132,8 +121,8 @@ static void pci200_set_iface(port_t *port)
        u8 rxs = port->rxs & CLK_BRG_MASK;
        u8 txs = port->txs & CLK_BRG_MASK;
 
-       sca_out(EXS_TES1, (phy_node(port) ? MSCI1_OFFSET : MSCI0_OFFSET) + EXS,
-               port_to_card(port));
+       sca_out(EXS_TES1, (port->chan ? MSCI1_OFFSET : MSCI0_OFFSET) + EXS,
+               port->card);
        switch(port->settings.clock_type) {
        case CLOCK_INT:
                rxs |= CLK_BRG; /* BRG output */
@@ -175,7 +164,7 @@ static int pci200_open(struct net_device *dev)
 
        sca_open(dev);
        pci200_set_iface(port);
-       sca_flush(port_to_card(port));
+       sca_flush(port->card);
        return 0;
 }
 
@@ -184,7 +173,7 @@ static int pci200_open(struct net_device *dev)
 static int pci200_close(struct net_device *dev)
 {
        sca_close(dev);
-       sca_flush(port_to_card(dev_to_port(dev)));
+       sca_flush(dev_to_port(dev)->card);
        hdlc_close(dev);
        return 0;
 }
@@ -237,7 +226,7 @@ static int pci200_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 
                memcpy(&port->settings, &new_line, size); /* Update settings */
                pci200_set_iface(port);
-               sca_flush(port_to_card(port));
+               sca_flush(port->card);
                return 0;
 
        default:
@@ -253,10 +242,8 @@ static void pci200_pci_remove_one(struct pci_dev *pdev)
        card_t *card = pci_get_drvdata(pdev);
 
        for (i = 0; i < 2; i++)
-               if (card->ports[i].card) {
-                       struct net_device *dev = port_to_dev(&card->ports[i]);
-                       unregister_hdlc_device(dev);
-               }
+               if (card->ports[i].card)
+                       unregister_hdlc_device(card->ports[i].netdev);
 
        if (card->irq)
                free_irq(card->irq, card);
@@ -271,10 +258,10 @@ static void pci200_pci_remove_one(struct pci_dev *pdev)
        pci_release_regions(pdev);
        pci_disable_device(pdev);
        pci_set_drvdata(pdev, NULL);
-       if (card->ports[0].dev)
-               free_netdev(card->ports[0].dev);
-       if (card->ports[1].dev)
-               free_netdev(card->ports[1].dev);
+       if (card->ports[0].netdev)
+               free_netdev(card->ports[0].netdev);
+       if (card->ports[1].netdev)
+               free_netdev(card->ports[1].netdev);
        kfree(card);
 }
 
@@ -309,9 +296,9 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev,
                return -ENOBUFS;
        }
        pci_set_drvdata(pdev, card);
-       card->ports[0].dev = alloc_hdlcdev(&card->ports[0]);
-       card->ports[1].dev = alloc_hdlcdev(&card->ports[1]);
-       if (!card->ports[0].dev || !card->ports[1].dev) {
+       card->ports[0].netdev = alloc_hdlcdev(&card->ports[0]);
+       card->ports[1].netdev = alloc_hdlcdev(&card->ports[1]);
+       if (!card->ports[0].netdev || !card->ports[1].netdev) {
                printk(KERN_ERR "pci200syn: unable to allocate memory\n");
                pci200_pci_remove_one(pdev);
                return -ENOMEM;
@@ -399,9 +386,9 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev,
 
        for (i = 0; i < 2; i++) {
                port_t *port = &card->ports[i];
-               struct net_device *dev = port_to_dev(port);
+               struct net_device *dev = port->netdev;
                hdlc_device *hdlc = dev_to_hdlc(dev);
-               port->phy_node = i;
+               port->chan = i;
 
                spin_lock_init(&port->lock);
                dev->irq = card->irq;
@@ -424,8 +411,8 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev,
                        return -ENOBUFS;
                }
 
-               printk(KERN_INFO "%s: PCI200SYN node %d\n",
-                      dev->name, port->phy_node);
+               printk(KERN_INFO "%s: PCI200SYN channel %d\n",
+                      dev->name, port->chan);
        }
 
        sca_flush(card);