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Commit 4e4ab5fe authored by Paul Fulghum's avatar Paul Fulghum Committed by Linus Torvalds
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[PATCH] synclinkmp update 

- Remove MODULE_USE_COUNT macros
- Add owner member
- Add tiocmget/tiocmset tty callbacks
parent 5cd8de08
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Showing with 27 additions and 66 deletions
drivers/char/synclinkmp.c
View file @ 4e4ab5fe
/*
* $Id: synclinkmp.c,v 4.6 2002/10/10 14:50:47 paulkf Exp $
* $Id: synclinkmp.c,v 4.8 2003/04/21 17:46:55 paulkf Exp $
*
* Device driver for Microgate SyncLink Multiport
* high speed multiprotocol serial adapter.
......@@ -503,7 +503,7 @@ MODULE_PARM(maxframe,"1-" __MODULE_STRING(MAX_DEVICES) "i");
MODULE_PARM(dosyncppp,"1-" __MODULE_STRING(MAX_DEVICES) "i");
static char *driver_name = "SyncLink MultiPort driver";
static char *driver_version = "$Revision: 4.6 $";
static char *driver_version = "$Revision: 4.8 $";
static int synclinkmp_init_one(struct pci_dev *dev,const struct pci_device_id *ent);
static void synclinkmp_remove_one(struct pci_dev *dev);
......@@ -592,8 +592,9 @@ static int rx_enable(SLMP_INFO *info, int enable);
static int map_status(int signals);
static int modem_input_wait(SLMP_INFO *info,int arg);
static int wait_mgsl_event(SLMP_INFO *info, int *mask_ptr);
static int get_modem_info(SLMP_INFO *info, unsigned int *value);
static int set_modem_info(SLMP_INFO *info, unsigned int cmd,unsigned int *value);
static int tiocmget(struct tty_struct *tty, struct file *file);
static int tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear);
static void set_break(struct tty_struct *tty, int break_state);
static void add_device(SLMP_INFO *info);
......@@ -770,8 +771,6 @@ static int open(struct tty_struct *tty, struct file *filp)
printk("%s(%d):%s open(), old ref count = %d\n",
__FILE__,__LINE__,tty->driver.name, info->count);
MOD_INC_USE_COUNT;
/* If port is closing, signal caller to try again */
if (tty_hung_up_p(filp) || info->flags & ASYNC_CLOSING){
if (info->flags & ASYNC_CLOSING)
......@@ -826,7 +825,6 @@ static int open(struct tty_struct *tty, struct file *filp)
cleanup:
if (retval) {
MOD_DEC_USE_COUNT;
if(info->count)
info->count--;
}
......@@ -925,7 +923,6 @@ static void close(struct tty_struct *tty, struct file *filp)
if (debug_level >= DEBUG_LEVEL_INFO)
printk("%s(%d):%s close() exit, count=%d\n", __FILE__,__LINE__,
tty->driver.name, info->count);
MOD_DEC_USE_COUNT;
}
/* Called by tty_hangup() when a hangup is signaled.
......@@ -1387,12 +1384,6 @@ static int ioctl(struct tty_struct *tty, struct file *file,
}
switch (cmd) {
case TIOCMGET:
return get_modem_info(info, (unsigned int *) arg);
case TIOCMBIS:
case TIOCMBIC:
case TIOCMSET:
return set_modem_info(info, cmd, (unsigned int *) arg);
case MGSL_IOCGPARAMS:
return get_params(info,(MGSL_PARAMS *)arg);
case MGSL_IOCSPARAMS:
......@@ -1717,7 +1708,7 @@ static int sppp_cb_open(struct net_device *d)
{
SLMP_INFO *info = d->priv;
int err;
long flags;
unsigned long flags;
if (debug_level >= DEBUG_LEVEL_INFO)
printk("sppp_cb_open(%s)\n",info->netname);
......@@ -1729,7 +1720,6 @@ static int sppp_cb_open(struct net_device *d)
return -EBUSY;
}
info->netcount=1;
MOD_INC_USE_COUNT;
spin_unlock_irqrestore(&info->netlock, flags);
/* claim resources and init adapter */
......@@ -1752,7 +1742,6 @@ static int sppp_cb_open(struct net_device *d)
open_fail:
spin_lock_irqsave(&info->netlock, flags);
info->netcount=0;
MOD_DEC_USE_COUNT;
spin_unlock_irqrestore(&info->netlock, flags);
return err;
}
......@@ -1760,7 +1749,7 @@ static int sppp_cb_open(struct net_device *d)
static void sppp_cb_tx_timeout(struct net_device *dev)
{
SLMP_INFO *info = dev->priv;
long flags;
unsigned long flags;
if (debug_level >= DEBUG_LEVEL_INFO)
printk("sppp_tx_timeout(%s)\n",info->netname);
......@@ -1818,7 +1807,6 @@ static int sppp_cb_close(struct net_device *d)
spin_lock_irqsave(&info->netlock, flags);
info->netcount=0;
MOD_DEC_USE_COUNT;
spin_unlock_irqrestore(&info->netlock, flags);
return 0;
}
......@@ -3146,11 +3134,11 @@ static int modem_input_wait(SLMP_INFO *info,int arg)
/* return the state of the serial control and status signals
*/
static int get_modem_info(SLMP_INFO * info, unsigned int *value)
static int tiocmget(struct tty_struct *tty, struct file *file)
{
SLMP_INFO *info = (SLMP_INFO *)tty->driver_data;
unsigned int result;
unsigned long flags;
int err;
spin_lock_irqsave(&info->lock,flags);
get_signals(info);
......@@ -3164,61 +3152,31 @@ static int get_modem_info(SLMP_INFO * info, unsigned int *value)
((info->serial_signals & SerialSignal_CTS) ? TIOCM_CTS:0);
if (debug_level >= DEBUG_LEVEL_INFO)
printk("%s(%d):%s synclinkmp_get_modem_info() value=%08X\n",
printk("%s(%d):%s tiocmget() value=%08X\n",
__FILE__,__LINE__, info->device_name, result );
PUT_USER(err,result,value);
return err;
return result;
}
/* set modem control signals (DTR/RTS)
*
* cmd signal command: TIOCMBIS = set bit TIOCMBIC = clear bit
* TIOCMSET = set/clear signal values
* value bit mask for command
*/
static int set_modem_info(SLMP_INFO * info, unsigned int cmd,
unsigned int *value)
static int tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear)
{
int error;
unsigned int arg;
SLMP_INFO *info = (SLMP_INFO *)tty->driver_data;
unsigned long flags;
if (debug_level >= DEBUG_LEVEL_INFO)
printk("%s(%d):%s synclinkmp_set_modem_info()\n",
__FILE__,__LINE__,info->device_name );
GET_USER(error,arg,value);
if (error)
return error;
switch (cmd) {
case TIOCMBIS:
if (arg & TIOCM_RTS)
info->serial_signals |= SerialSignal_RTS;
if (arg & TIOCM_DTR)
info->serial_signals |= SerialSignal_DTR;
break;
case TIOCMBIC:
if (arg & TIOCM_RTS)
info->serial_signals &= ~SerialSignal_RTS;
if (arg & TIOCM_DTR)
info->serial_signals &= ~SerialSignal_DTR;
break;
case TIOCMSET:
if (arg & TIOCM_RTS)
info->serial_signals |= SerialSignal_RTS;
else
info->serial_signals &= ~SerialSignal_RTS;
printk("%s(%d):%s tiocmset(%x,%x)\n",
__FILE__,__LINE__,info->device_name, set, clear);
if (arg & TIOCM_DTR)
info->serial_signals |= SerialSignal_DTR;
else
info->serial_signals &= ~SerialSignal_DTR;
break;
default:
return -EINVAL;
}
if (set & TIOCM_RTS)
info->serial_signals |= SerialSignal_RTS;
if (set & TIOCM_DTR)
info->serial_signals |= SerialSignal_DTR;
if (clear & TIOCM_RTS)
info->serial_signals &= ~SerialSignal_RTS;
if (clear & TIOCM_DTR)
info->serial_signals &= ~SerialSignal_DTR;
spin_lock_irqsave(&info->lock,flags);
set_signals(info);
......@@ -3875,6 +3833,7 @@ static int __init synclinkmp_init(void)
memset(&serial_driver, 0, sizeof(struct tty_driver));
serial_driver.magic = TTY_DRIVER_MAGIC;
serial_driver.owner = THIS_MODULE;
serial_driver.driver_name = "synclinkmp";
serial_driver.name = "ttySLM";
serial_driver.major = ttymajor;
......@@ -3910,6 +3869,8 @@ static int __init synclinkmp_init(void)
serial_driver.stop = tx_hold;
serial_driver.start = tx_release;
serial_driver.hangup = hangup;
serial_driver.tiocmget = tiocmget;
serial_driver.tiocmset = tiocmset;
/*
* The callout device is just like normal device except for
......
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