#include "linux/synclink.h"
-#ifdef CONFIG_HDLC_MODULE
-#define CONFIG_HDLC 1
+#if defined(CONFIG_HDLC) || (defined(CONFIG_HDLC_MODULE) && defined(CONFIG_SYNCLINK_GT_MODULE))
+#define SYNCLINK_GENERIC_HDLC 1
+#else
+#define SYNCLINK_GENERIC_HDLC 0
#endif
/*
static int open(struct tty_struct *tty, struct file * filp);
static void close(struct tty_struct *tty, struct file * filp);
static void hangup(struct tty_struct *tty);
-static void set_termios(struct tty_struct *tty, struct termios *old_termios);
+static void set_termios(struct tty_struct *tty, struct ktermios *old_termios);
static int write(struct tty_struct *tty, const unsigned char *buf, int count);
static void put_char(struct tty_struct *tty, unsigned char ch);
/*
* generic HDLC support and callbacks
*/
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
#define dev_to_port(D) (dev_to_hdlc(D)->priv)
static void hdlcdev_tx_done(struct slgt_info *info);
static void hdlcdev_rx(struct slgt_info *info, char *buf, int size);
int netcount;
int dosyncppp;
spinlock_t netlock;
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
struct net_device *netdev;
#endif
static void set_rate(struct slgt_info *info, u32 data_rate);
static int bh_action(struct slgt_info *info);
-static void bh_handler(void* context);
+static void bh_handler(struct work_struct *work);
static void bh_transmit(struct slgt_info *info);
static void isr_serial(struct slgt_info *info);
static void isr_rdma(struct slgt_info *info);
wake_up_interruptible(&info->open_wait);
}
-static void set_termios(struct tty_struct *tty, struct termios *old_termios)
+static void set_termios(struct tty_struct *tty, struct ktermios *old_termios)
{
struct slgt_info *info = tty->driver_data;
unsigned long flags;
info->tx_count = 0;
spin_unlock_irqrestore(&info->lock,flags);
- wake_up_interruptible(&tty->write_wait);
tty_wakeup(tty);
}
spin_unlock_irqrestore(&info->lock,flags);
}
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
/**
* called by generic HDLC layer when protocol selected (PPP, frame relay, etc.)
if (i < count) {
/* receive buffer not completed */
info->rbuf_index += i;
- info->rx_timer.expires = jiffies + 1;
- add_timer(&info->rx_timer);
+ mod_timer(&info->rx_timer, jiffies + 1);
break;
}
/*
* perform bottom half processing
*/
-static void bh_handler(void* context)
+static void bh_handler(struct work_struct *work)
{
- struct slgt_info *info = context;
+ struct slgt_info *info = container_of(work, struct slgt_info, task);
int action;
if (!info)
struct tty_struct *tty = info->tty;
DBGBH(("%s bh_transmit\n", info->device_name));
- if (tty) {
+ if (tty)
tty_wakeup(tty);
- wake_up_interruptible(&tty->write_wait);
- }
}
static void dsr_change(struct slgt_info *info)
} else {
info->input_signal_events.dcd_down++;
}
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
if (info->netcount) {
if (info->signals & SerialSignal_DCD)
netif_carrier_on(info->netdev);
set_signals(info);
}
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
if (info->netcount)
hdlcdev_tx_done(info);
else
devstr, info->device_name, info->phys_reg_addr,
info->irq_level, info->max_frame_size);
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
hdlcdev_init(info);
#endif
}
} else {
memset(info, 0, sizeof(struct slgt_info));
info->magic = MGSL_MAGIC;
- INIT_WORK(&info->task, bh_handler, info);
+ INIT_WORK(&info->task, bh_handler);
info->max_frame_size = 4096;
info->raw_rx_size = DMABUFSIZE;
info->close_delay = 5*HZ/10;
info->adapter_num = adapter_num;
info->port_num = port_num;
- init_timer(&info->tx_timer);
- info->tx_timer.data = (unsigned long)info;
- info->tx_timer.function = tx_timeout;
-
- init_timer(&info->rx_timer);
- info->rx_timer.data = (unsigned long)info;
- info->rx_timer.function = rx_timeout;
+ setup_timer(&info->tx_timer, tx_timeout, (unsigned long)info);
+ setup_timer(&info->rx_timer, rx_timeout, (unsigned long)info);
/* Copy configuration info to device instance data */
info->pdev = pdev;
}
}
}
+
+ for (i=0; i < port_count; ++i)
+ tty_register_device(serial_driver, port_array[i]->line, &(port_array[i]->pdev->dev));
}
static int __devinit init_one(struct pci_dev *dev,
printk("unload %s %s\n", driver_name, driver_version);
if (serial_driver) {
+ for (info=slgt_device_list ; info != NULL ; info=info->next_device)
+ tty_unregister_device(serial_driver, info->line);
if ((rc = tty_unregister_driver(serial_driver)))
DBGERR(("tty_unregister_driver error=%d\n", rc));
put_tty_driver(serial_driver);
/* release devices */
info = slgt_device_list;
while(info) {
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
hdlcdev_exit(info);
#endif
free_dma_bufs(info);
printk("%s %s\n", driver_name, driver_version);
- slgt_device_count = 0;
- if ((rc = pci_register_driver(&pci_driver)) < 0) {
- printk("%s pci_register_driver error=%d\n", driver_name, rc);
- return rc;
- }
- pci_registered = 1;
-
- if (!slgt_device_list) {
- printk("%s no devices found\n",driver_name);
- return -ENODEV;
- }
-
serial_driver = alloc_tty_driver(MAX_DEVICES);
if (!serial_driver) {
- rc = -ENOMEM;
- goto error;
+ printk("%s can't allocate tty driver\n", driver_name);
+ return -ENOMEM;
}
/* Initialize the tty_driver structure */
serial_driver->init_termios = tty_std_termios;
serial_driver->init_termios.c_cflag =
B9600 | CS8 | CREAD | HUPCL | CLOCAL;
- serial_driver->flags = TTY_DRIVER_REAL_RAW;
+ serial_driver->init_termios.c_ispeed = 9600;
+ serial_driver->init_termios.c_ospeed = 9600;
+ serial_driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV;
tty_set_operations(serial_driver, &ops);
if ((rc = tty_register_driver(serial_driver)) < 0) {
DBGERR(("%s can't register serial driver\n", driver_name));
driver_name, driver_version,
serial_driver->major);
+ slgt_device_count = 0;
+ if ((rc = pci_register_driver(&pci_driver)) < 0) {
+ printk("%s pci_register_driver error=%d\n", driver_name, rc);
+ goto error;
+ }
+ pci_registered = 1;
+
+ if (!slgt_device_list)
+ printk("%s no devices found\n",driver_name);
+
return 0;
error:
}
}
- if (info->params.mode == MGSL_MODE_HDLC) {
- info->tx_timer.expires = jiffies + msecs_to_jiffies(5000);
- add_timer(&info->tx_timer);
- }
+ if (info->params.mode == MGSL_MODE_HDLC)
+ mod_timer(&info->tx_timer, jiffies +
+ msecs_to_jiffies(5000));
} else {
tdma_reset(info);
/* set 1st descriptor address */
framesize = 0;
}
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
if (framesize == 0) {
struct net_device_stats *stats = hdlc_stats(info->netdev);
stats->rx_errors++;
framesize++;
}
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
if (info->netcount)
hdlcdev_rx(info,info->tmp_rbuf, framesize);
else
info->tx_count = 0;
spin_unlock_irqrestore(&info->lock,flags);
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
if (info->netcount)
hdlcdev_tx_done(info);
else
spin_lock_irqsave(&info->lock, flags);
info->pending_bh |= BH_RECEIVE;
spin_unlock_irqrestore(&info->lock, flags);
- bh_handler(info);
+ bh_handler(&info->task);
}