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synclink_gt use dynamic tty device registration

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Change synclink_gt driver to use dynamic tty device registration.

Signed-off-by: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Paul Fulghum 2007-05-08 00:31:48 -07:00 committed by Linus Torvalds
parent cef2cf0727
commit 62eb5b1f3b
1 changed files with 18 additions and 16 deletions
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34
drivers/char/synclink_gt.c
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@ -3415,6 +3415,9 @@ static void device_init(int adapter_num, struct pci_dev *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,
@ -3466,6 +3469,8 @@ static void slgt_cleanup(void)
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);
@ -3506,23 +3511,10 @@ static int __init slgt_init(void)
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);
pci_unregister_driver(&pci_driver);
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 */
@ -3539,7 +3531,7 @@ static int __init slgt_init(void)
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;
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));
@ -3552,6 +3544,16 @@ static int __init slgt_init(void)
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: