WAN: Simplify HD64572 drivers.
Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
diff --git a/drivers/net/wan/pc300too.c b/drivers/net/wan/pc300too.c
index 9b42199..ac8b0a2 100644
--- a/drivers/net/wan/pc300too.c
+++ b/drivers/net/wan/pc300too.c
@@ -1,7 +1,7 @@
/*
* Cyclades PC300 synchronous serial card driver for Linux
*
- * Copyright (C) 2000-2007 Krzysztof Halasa <khc@pm.waw.pl>
+ * Copyright (C) 2000-2008 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
@@ -11,7 +11,7 @@
*
* Sources of information:
* Hitachi HD64572 SCA-II User's Manual
- * Cyclades PC300 Linux driver
+ * Original Cyclades PC300 Linux driver
*
* This driver currently supports only PC300/RSV (V.24/V.35) and
* PC300/X21 cards.
@@ -76,7 +76,7 @@
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;
@@ -88,7 +88,7 @@
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;
@@ -109,17 +109,6 @@
}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) ((port) < (card)->n_ports ? \
(&(card)->ports[port]) : (NULL))
@@ -134,8 +123,8 @@
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 */
@@ -167,10 +156,10 @@
if (port->card->type == PC300_RSV) {
if (port->iface == IF_IFACE_V35)
writel(card->init_ctrl_value |
- PC300_CHMEDIA_MASK(port->phy_node), init_ctrl);
+ PC300_CHMEDIA_MASK(port->chan), init_ctrl);
else
writel(card->init_ctrl_value &
- ~PC300_CHMEDIA_MASK(port->phy_node), init_ctrl);
+ ~PC300_CHMEDIA_MASK(port->chan), init_ctrl);
}
}
@@ -275,10 +264,8 @@
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);
@@ -293,10 +280,10 @@
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);
}
@@ -347,7 +334,7 @@
card->n_ports = 2;
for (i = 0; i < card->n_ports; i++)
- if (!(card->ports[i].dev = alloc_hdlcdev(&card->ports[i]))) {
+ if (!(card->ports[i].netdev = alloc_hdlcdev(&card->ports[i]))) {
printk(KERN_ERR "pc300: unable to allocate memory\n");
pc300_pci_remove_one(pdev);
return -ENOMEM;
@@ -452,9 +439,9 @@
for (i = 0; i < card->n_ports; 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;
@@ -482,8 +469,8 @@
return -ENOBUFS;
}
- printk(KERN_INFO "%s: PC300 node %d\n",
- dev->name, port->phy_node);
+ printk(KERN_INFO "%s: PC300 channel %d\n",
+ dev->name, port->chan);
}
return 0;
}