fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / drivers / char / synclinkmp.c

diff --git a/drivers/char/synclinkmp.c b/drivers/char/synclinkmp.c
index 960adb2..8f4d67a 100644 (file)
--- a/drivers/char/synclinkmp.c
+++ b/drivers/char/synclinkmp.c
@@ -34,7 +34,6 @@
 
 #define MAX_DEVICES 12
 
-#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/errno.h>
 #include <linux/signal.h>
@@ -68,8 +67,10 @@
 #include <linux/workqueue.h>
 #include <linux/hdlc.h>
 
-#ifdef CONFIG_HDLC_MODULE
-#define CONFIG_HDLC 1
+#if defined(CONFIG_HDLC) || (defined(CONFIG_HDLC_MODULE) && defined(CONFIG_SYNCLINKMP_MODULE))
+#define SYNCLINK_GENERIC_HDLC 1
+#else
+#define SYNCLINK_GENERIC_HDLC 0
 #endif
 
 #define GET_USER(error,value,addr) error = get_user(value,addr)
@@ -281,7 +282,7 @@ typedef struct _synclinkmp_info {
        int dosyncppp;
        spinlock_t netlock;
 
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
        struct net_device *netdev;
 #endif
 
@@ -518,7 +519,7 @@ static struct tty_driver *serial_driver;
 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);
@@ -537,7 +538,7 @@ static void throttle(struct tty_struct * tty);
 static void unthrottle(struct tty_struct * tty);
 static void set_break(struct tty_struct *tty, int break_state);
 
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
 #define dev_to_port(D) (dev_to_hdlc(D)->priv)
 static void hdlcdev_tx_done(SLMP_INFO *info);
 static void hdlcdev_rx(SLMP_INFO *info, char *buf, int size);
@@ -603,7 +604,7 @@ static void enable_loopback(SLMP_INFO *info, int enable);
 static void set_rate(SLMP_INFO *info, u32 data_rate);
 
 static int  bh_action(SLMP_INFO *info);
-static void bh_handler(void* Context);
+static void bh_handler(struct work_struct *work);
 static void bh_receive(SLMP_INFO *info);
 static void bh_transmit(SLMP_INFO *info);
 static void bh_status(SLMP_INFO *info);
@@ -917,7 +918,7 @@ static void hangup(struct tty_struct *tty)
 
 /* Set new termios settings
  */
-static void set_termios(struct tty_struct *tty, struct termios *old_termios)
+static void set_termios(struct tty_struct *tty, struct ktermios *old_termios)
 {
        SLMP_INFO *info = (SLMP_INFO *)tty->driver_data;
        unsigned long flags;
@@ -988,7 +989,7 @@ static int write(struct tty_struct *tty,
        if (sanity_check(info, tty->name, "write"))
                goto cleanup;
 
-       if (!tty || !info->tx_buf)
+       if (!info->tx_buf)
                goto cleanup;
 
        if (info->params.mode == MGSL_MODE_HDLC) {
@@ -1067,7 +1068,7 @@ static void put_char(struct tty_struct *tty, unsigned char ch)
        if (sanity_check(info, tty->name, "put_char"))
                return;
 
-       if (!tty || !info->tx_buf)
+       if (!info->tx_buf)
                return;
 
        spin_lock_irqsave(&info->lock,flags);
@@ -1608,7 +1609,7 @@ static void set_break(struct tty_struct *tty, int break_state)
        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.)
@@ -1650,7 +1651,7 @@ static int hdlcdev_attach(struct net_device *dev, unsigned short encoding,
        }
 
        info->params.encoding = new_encoding;
-       info->params.crc_type = new_crctype;;
+       info->params.crc_type = new_crctype;
 
        /* if network interface up, reprogram hardware */
        if (info->netcount)
@@ -1753,8 +1754,10 @@ static int hdlcdev_open(struct net_device *dev)
        spin_lock_irqsave(&info->lock, flags);
        get_signals(info);
        spin_unlock_irqrestore(&info->lock, flags);
-       hdlc_set_carrier(info->serial_signals & SerialSignal_DCD, dev);
-
+       if (info->serial_signals & SerialSignal_DCD)
+               netif_carrier_on(dev);
+       else
+               netif_carrier_off(dev);
        return 0;
 }
 
@@ -2062,9 +2065,9 @@ int bh_action(SLMP_INFO *info)
 
 /* Perform bottom half processing of work items queued by ISR.
  */
-void bh_handler(void* Context)
+void bh_handler(struct work_struct *work)
 {
-       SLMP_INFO *info = (SLMP_INFO*)Context;
+       SLMP_INFO *info = container_of(work, SLMP_INFO, task);
        int action;
 
        if (!info)
@@ -2338,7 +2341,7 @@ static void isr_txeom(SLMP_INFO * info, unsigned char status)
                        set_signals(info);
                }
 
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
                if (info->netcount)
                        hdlcdev_tx_done(info);
                else
@@ -2522,9 +2525,13 @@ void isr_io_pin( SLMP_INFO *info, u16 status )
                                info->input_signal_events.dcd_up++;
                        } else
                                info->input_signal_events.dcd_down++;
-#ifdef CONFIG_HDLC
-                       if (info->netcount)
-                               hdlc_set_carrier(status & SerialSignal_DCD, info->netdev);
+#if SYNCLINK_GENERIC_HDLC
+                       if (info->netcount) {
+                               if (status & SerialSignal_DCD)
+                                       netif_carrier_on(info->netdev);
+                               else
+                                       netif_carrier_off(info->netdev);
+                       }
 #endif
                }
                if (status & MISCSTATUS_CTS_LATCHED)
@@ -2591,8 +2598,7 @@ void isr_io_pin( SLMP_INFO *info, u16 status )
  *     dev_id          device ID supplied during interrupt registration
  *     regs            interrupted processor context
  */
-static irqreturn_t synclinkmp_interrupt(int irq, void *dev_id,
-                                       struct pt_regs *regs)
+static irqreturn_t synclinkmp_interrupt(int irq, void *dev_id)
 {
        SLMP_INFO * info;
        unsigned char status, status0, status1=0;
@@ -2724,7 +2730,7 @@ static int startup(SLMP_INFO * info)
                return 0;
 
        if (!info->tx_buf) {
-               info->tx_buf = (unsigned char *)kmalloc(info->max_frame_size, GFP_KERNEL);
+               info->tx_buf = kmalloc(info->max_frame_size, GFP_KERNEL);
                if (!info->tx_buf) {
                        printk(KERN_ERR"%s(%d):%s can't allocate transmit buffer\n",
                                __FILE__,__LINE__,info->device_name);
@@ -3779,7 +3785,7 @@ void add_device(SLMP_INFO *info)
                info->irq_level,
                info->max_frame_size );
 
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
        hdlcdev_init(info);
 #endif
 }
@@ -3792,7 +3798,7 @@ static SLMP_INFO *alloc_dev(int adapter_num, int port_num, struct pci_dev *pdev)
 {
        SLMP_INFO *info;
 
-       info = (SLMP_INFO *)kmalloc(sizeof(SLMP_INFO),
+       info = kmalloc(sizeof(SLMP_INFO),
                 GFP_KERNEL);
 
        if (!info) {
@@ -3801,7 +3807,7 @@ static SLMP_INFO *alloc_dev(int adapter_num, int port_num, struct pci_dev *pdev)
        } else {
                memset(info, 0, sizeof(SLMP_INFO));
                info->magic = MGSL_MAGIC;
-               INIT_WORK(&info->task, bh_handler, info);
+               INIT_WORK(&info->task, bh_handler);
                info->max_frame_size = 4096;
                info->close_delay = 5*HZ/10;
                info->closing_wait = 30*HZ;
@@ -3836,7 +3842,7 @@ static SLMP_INFO *alloc_dev(int adapter_num, int port_num, struct pci_dev *pdev)
                info->phys_statctrl_base &= ~(PAGE_SIZE-1);
 
                info->bus_type = MGSL_BUS_TYPE_PCI;
-               info->irq_flags = SA_SHIRQ;
+               info->irq_flags = IRQF_SHARED;
 
                init_timer(&info->tx_timer);
                info->tx_timer.data = (unsigned long)info;
@@ -3924,7 +3930,7 @@ void device_init(int adapter_num, struct pci_dev *pdev)
        }
 }
 
-static struct tty_operations ops = {
+static const struct tty_operations ops = {
        .open = open,
        .close = close,
        .write = write,
@@ -3973,7 +3979,7 @@ static void synclinkmp_cleanup(void)
        /* release devices */
        info = synclinkmp_device_list;
        while(info) {
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
                hdlcdev_exit(info);
 #endif
                free_dma_bufs(info);
@@ -4028,6 +4034,8 @@ static int __init synclinkmp_init(void)
        serial_driver->init_termios = tty_std_termios;
        serial_driver->init_termios.c_cflag =
                B9600 | CS8 | CREAD | HUPCL | CLOCAL;
+       serial_driver->init_termios.c_ispeed = 9600;
+       serial_driver->init_termios.c_ospeed = 9600;
        serial_driver->flags = TTY_DRIVER_REAL_RAW;
        tty_set_operations(serial_driver, &ops);
        if ((rc = tty_register_driver(serial_driver)) < 0) {
@@ -4975,7 +4983,7 @@ CheckAgain:
                        info->icount.rxcrc++;
 
                framesize = 0;
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
                {
                        struct net_device_stats *stats = hdlc_stats(info->netdev);
                        stats->rx_errors++;
@@ -5016,7 +5024,7 @@ CheckAgain:
                                        index = 0;
                        }
 
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
                        if (info->netcount)
                                hdlcdev_rx(info,info->tmp_rx_buf,framesize);
                        else
@@ -5527,7 +5535,7 @@ void tx_timeout(unsigned long context)
 
        spin_unlock_irqrestore(&info->lock,flags);
 
-#ifdef CONFIG_HDLC
+#if SYNCLINK_GENERIC_HDLC
        if (info->netcount)
                hdlcdev_tx_done(info);
        else