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path: root/drivers/net/wan/pci200syn.c
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Diffstat (limited to 'drivers/net/wan/pci200syn.c')
-rw-r--r--drivers/net/wan/pci200syn.c79
1 files changed, 26 insertions, 53 deletions
diff --git a/drivers/net/wan/pci200syn.c b/drivers/net/wan/pci200syn.c
index b595b64e7538..1104d3a692f7 100644
--- 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
@@ -33,17 +33,11 @@
#include "hd64572.h"
-static const char* version = "Goramo PCI200SYN driver version: 1.16";
-static const char* devname = "PCI200SYN";
-
#undef DEBUG_PKT
#define DEBUG_RINGS
#define PCI200SYN_PLX_SIZE 0x80 /* PLX control window size (128b) */
#define PCI200SYN_SCA_SIZE 0x400 /* SCA window size (1Kb) */
-#define ALL_PAGES_ALWAYS_MAPPED
-#define NEED_DETECT_RAM
-#define NEED_SCA_MSCI_INTR
#define MAX_TX_BUFFERS 10
static int pci_clock_freq = 33000000;
@@ -68,7 +62,8 @@ typedef struct {
typedef struct port_s {
- struct net_device *dev;
+ struct napi_struct napi;
+ struct net_device *netdev;
struct card_s *card;
spinlock_t lock; /* TX lock */
sync_serial_settings settings;
@@ -79,7 +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;
@@ -97,17 +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));
@@ -127,7 +111,7 @@ static inline void new_memcpy_toio(char __iomem *dest, char *src, int length)
#undef memcpy_toio
#define memcpy_toio new_memcpy_toio
-#include "hd6457x.c"
+#include "hd64572.c"
static void pci200_set_iface(port_t *port)
@@ -137,8 +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 */
@@ -180,7 +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;
}
@@ -189,7 +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;
}
@@ -242,7 +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:
@@ -258,10 +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);
@@ -276,10 +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);
}
@@ -296,12 +278,6 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev,
u32 scaphys; /* SCA memory base */
u32 plxphys; /* PLX registers memory base */
-#ifndef MODULE
- static int printed_version;
- if (!printed_version++)
- printk(KERN_INFO "%s\n", version);
-#endif
-
i = pci_enable_device(pdev);
if (i)
return i;
@@ -320,9 +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;
@@ -343,7 +319,7 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev,
card->scabase = ioremap(scaphys, PCI200SYN_SCA_SIZE);
ramphys = pci_resource_start(pdev,3) & PCI_BASE_ADDRESS_MEM_MASK;
- card->rambase = ioremap(ramphys, pci_resource_len(pdev,3));
+ card->rambase = pci_ioremap_bar(pdev, 3);
if (card->plxbase == NULL ||
card->scabase == NULL ||
@@ -398,7 +374,7 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev,
writew(readw(p) | 0x0040, p);
/* Allocate IRQ */
- if (request_irq(pdev->irq, sca_intr, IRQF_SHARED, devname, card)) {
+ if (request_irq(pdev->irq, sca_intr, IRQF_SHARED, "pci200syn", card)) {
printk(KERN_WARNING "pci200syn: could not allocate IRQ%d.\n",
pdev->irq);
pci200_pci_remove_one(pdev);
@@ -410,9 +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;
@@ -426,6 +402,7 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev,
hdlc->xmit = sca_xmit;
port->settings.clock_type = CLOCK_EXT;
port->card = card;
+ sca_init_port(port);
if (register_hdlc_device(dev)) {
printk(KERN_ERR "pci200syn: unable to register hdlc "
"device\n");
@@ -433,10 +410,9 @@ static int __devinit pci200_pci_init_one(struct pci_dev *pdev,
pci200_pci_remove_one(pdev);
return -ENOBUFS;
}
- sca_init_sync_port(port); /* Set up SCA memory */
- 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);
@@ -464,9 +440,6 @@ static struct pci_driver pci200_pci_driver = {
static int __init pci200_init_module(void)
{
-#ifdef MODULE
- printk(KERN_INFO "%s\n", version);
-#endif
if (pci_clock_freq < 1000000 || pci_clock_freq > 80000000) {
printk(KERN_ERR "pci200syn: Invalid PCI clock frequency\n");
return -EINVAL;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.