/*
* 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
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/slab.h>
-#include <linux/sched.h>
#include <linux/types.h>
#include <linux/fcntl.h>
#include <linux/in.h>
#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;
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;
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;
}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));
#undef memcpy_toio
#define memcpy_toio new_memcpy_toio
-#include "hd6457x.c"
+#include "hd64572.c"
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 */
sca_open(dev);
pci200_set_iface(port);
- sca_flush(port_to_card(port));
+ sca_flush(port->card);
return 0;
}
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;
}
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:
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);
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);
}
-
+static const struct net_device_ops pci200_ops = {
+ .ndo_open = pci200_open,
+ .ndo_stop = pci200_close,
+ .ndo_change_mtu = hdlc_change_mtu,
+ .ndo_start_xmit = hdlc_start_xmit,
+ .ndo_do_ioctl = pci200_ioctl,
+};
static int __devinit pci200_pci_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
card_t *card;
- u8 rev_id;
u32 __iomem *p;
int i;
u32 ramsize;
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;
return i;
}
- card = kmalloc(sizeof(card_t), GFP_KERNEL);
+ card = kzalloc(sizeof(card_t), GFP_KERNEL);
if (card == NULL) {
printk(KERN_ERR "pci200syn: unable to allocate memory\n");
pci_release_regions(pdev);
pci_disable_device(pdev);
return -ENOBUFS;
}
- memset(card, 0, sizeof(card_t));
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;
}
- pci_read_config_byte(pdev, PCI_REVISION_ID, &rev_id);
if (pci_resource_len(pdev, 0) != PCI200SYN_PLX_SIZE ||
pci_resource_len(pdev, 2) != PCI200SYN_SCA_SIZE ||
pci_resource_len(pdev, 3) < 16384) {
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 ||
writew(readw(p) | 0x0040, p);
/* Allocate IRQ */
- if (request_irq(pdev->irq, sca_intr, SA_SHIRQ, 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);
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);
- SET_MODULE_OWNER(dev);
dev->irq = card->irq;
dev->mem_start = ramphys;
dev->mem_end = ramphys + ramsize - 1;
dev->tx_queue_len = 50;
- dev->do_ioctl = pci200_ioctl;
- dev->open = pci200_open;
- dev->stop = pci200_close;
+ dev->netdev_ops = &pci200_ops;
hdlc->attach = sca_attach;
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");
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);
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;
}
- return pci_module_init(&pci200_pci_driver);
+ return pci_register_driver(&pci200_pci_driver);
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff