Re: [RFC] Changes to the driver model class code.

[Greg KH]

patch 2 of 4

 Subject: tty: move to use the new class code, instead of class_simple

Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

diff -Nru a/drivers/char/tty_io.c b/drivers/char/tty_io.c
--- a/drivers/char/tty_io.c	2005-03-15 08:54:22 -08:00
+++ b/drivers/char/tty_io.c	2005-03-15 08:54:22 -08:00
@@ -2653,7 +2653,7 @@
 	tty->driver->write(tty, &ch, 1);
 }
 
-static struct class_simple *tty_class;
+static struct class *tty_class;
 
 /**
  * tty_register_device - register a tty device
@@ -2686,7 +2686,7 @@
 		pty_line_name(driver, index, name);
 	else
 		tty_line_name(driver, index, name);
-	class_simple_device_add(tty_class, dev, device, name);
+	class_device_create(tty_class, dev, device, name);
 }
 
 /**
@@ -2700,7 +2700,7 @@
 void tty_unregister_device(struct tty_driver *driver, unsigned index)
 {
 	devfs_remove("%s%d", driver->devfs_name, index + driver->name_base);
-	class_simple_device_remove(MKDEV(driver->major, driver->minor_start) + index);
+	class_device_destroy(tty_class, MKDEV(driver->major, driver->minor_start) + index);
 }
 
 EXPORT_SYMBOL(tty_register_device);
@@ -2917,7 +2917,7 @@
 
 static int __init tty_class_init(void)
 {
-	tty_class = class_simple_create(THIS_MODULE, "tty");
+	tty_class = class_create(THIS_MODULE, "tty");
 	if (IS_ERR(tty_class))
 		return PTR_ERR(tty_class);
 	return 0;
@@ -2946,14 +2946,14 @@
 	    register_chrdev_region(MKDEV(TTYAUX_MAJOR, 0), 1, "/dev/tty") < 0)
 		panic("Couldn't register /dev/tty driver\n");
 	devfs_mk_cdev(MKDEV(TTYAUX_MAJOR, 0), S_IFCHR|S_IRUGO|S_IWUGO, "tty");
-	class_simple_device_add(tty_class, MKDEV(TTYAUX_MAJOR, 0), NULL, "tty");
+	class_device_create(tty_class, MKDEV(TTYAUX_MAJOR, 0), NULL, "tty");
 
 	cdev_init(&console_cdev, &console_fops);
 	if (cdev_add(&console_cdev, MKDEV(TTYAUX_MAJOR, 1), 1) ||
 	    register_chrdev_region(MKDEV(TTYAUX_MAJOR, 1), 1, "/dev/console") < 0)
 		panic("Couldn't register /dev/console driver\n");
 	devfs_mk_cdev(MKDEV(TTYAUX_MAJOR, 1), S_IFCHR|S_IRUSR|S_IWUSR, "console");
-	class_simple_device_add(tty_class, MKDEV(TTYAUX_MAJOR, 1), NULL, "console");
+	class_device_create(tty_class, MKDEV(TTYAUX_MAJOR, 1), NULL, "console");
 
 #ifdef CONFIG_UNIX98_PTYS
 	cdev_init(&ptmx_cdev, &ptmx_fops);
@@ -2961,7 +2961,7 @@
 	    register_chrdev_region(MKDEV(TTYAUX_MAJOR, 2), 1, "/dev/ptmx") < 0)
 		panic("Couldn't register /dev/ptmx driver\n");
 	devfs_mk_cdev(MKDEV(TTYAUX_MAJOR, 2), S_IFCHR|S_IRUGO|S_IWUGO, "ptmx");
-	class_simple_device_add(tty_class, MKDEV(TTYAUX_MAJOR, 2), NULL, "ptmx");
+	class_device_create(tty_class, MKDEV(TTYAUX_MAJOR, 2), NULL, "ptmx");
 #endif
 
 #ifdef CONFIG_VT
@@ -2970,7 +2970,7 @@
 	    register_chrdev_region(MKDEV(TTY_MAJOR, 0), 1, "/dev/vc/0") < 0)
 		panic("Couldn't register /dev/tty0 driver\n");
 	devfs_mk_cdev(MKDEV(TTY_MAJOR, 0), S_IFCHR|S_IRUSR|S_IWUSR, "vc/0");
-	class_simple_device_add(tty_class, MKDEV(TTY_MAJOR, 0), NULL, "tty0");
+	class_device_create(tty_class, MKDEV(TTY_MAJOR, 0), NULL, "tty0");
 
 	vty_init();
 #endif
-
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