diff options
Diffstat (limited to 'drivers/char/tty_io.c')
-rw-r--r-- | drivers/char/tty_io.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index 83e9e7d9b58c..b3cfc8bc613c 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c | |||
@@ -3615,7 +3615,8 @@ static struct class *tty_class; | |||
3615 | * This field is optional, if there is no known struct device | 3615 | * This field is optional, if there is no known struct device |
3616 | * for this tty device it can be set to NULL safely. | 3616 | * for this tty device it can be set to NULL safely. |
3617 | * | 3617 | * |
3618 | * Returns a pointer to the class device (or ERR_PTR(-EFOO) on error). | 3618 | * Returns a pointer to the struct device for this tty device |
3619 | * (or ERR_PTR(-EFOO) on error). | ||
3619 | * | 3620 | * |
3620 | * This call is required to be made to register an individual tty device | 3621 | * This call is required to be made to register an individual tty device |
3621 | * if the tty driver's flags have the TTY_DRIVER_DYNAMIC_DEV bit set. If | 3622 | * if the tty driver's flags have the TTY_DRIVER_DYNAMIC_DEV bit set. If |
@@ -3625,8 +3626,8 @@ static struct class *tty_class; | |||
3625 | * Locking: ?? | 3626 | * Locking: ?? |
3626 | */ | 3627 | */ |
3627 | 3628 | ||
3628 | struct class_device *tty_register_device(struct tty_driver *driver, | 3629 | struct device *tty_register_device(struct tty_driver *driver, unsigned index, |
3629 | unsigned index, struct device *device) | 3630 | struct device *device) |
3630 | { | 3631 | { |
3631 | char name[64]; | 3632 | char name[64]; |
3632 | dev_t dev = MKDEV(driver->major, driver->minor_start) + index; | 3633 | dev_t dev = MKDEV(driver->major, driver->minor_start) + index; |
@@ -3642,7 +3643,7 @@ struct class_device *tty_register_device(struct tty_driver *driver, | |||
3642 | else | 3643 | else |
3643 | tty_line_name(driver, index, name); | 3644 | tty_line_name(driver, index, name); |
3644 | 3645 | ||
3645 | return class_device_create(tty_class, NULL, dev, device, "%s", name); | 3646 | return device_create(tty_class, device, dev, name); |
3646 | } | 3647 | } |
3647 | 3648 | ||
3648 | /** | 3649 | /** |
@@ -3658,7 +3659,7 @@ struct class_device *tty_register_device(struct tty_driver *driver, | |||
3658 | 3659 | ||
3659 | void tty_unregister_device(struct tty_driver *driver, unsigned index) | 3660 | void tty_unregister_device(struct tty_driver *driver, unsigned index) |
3660 | { | 3661 | { |
3661 | class_device_destroy(tty_class, MKDEV(driver->major, driver->minor_start) + index); | 3662 | device_destroy(tty_class, MKDEV(driver->major, driver->minor_start) + index); |
3662 | } | 3663 | } |
3663 | 3664 | ||
3664 | EXPORT_SYMBOL(tty_register_device); | 3665 | EXPORT_SYMBOL(tty_register_device); |
@@ -3898,20 +3899,20 @@ static int __init tty_init(void) | |||
3898 | if (cdev_add(&tty_cdev, MKDEV(TTYAUX_MAJOR, 0), 1) || | 3899 | if (cdev_add(&tty_cdev, MKDEV(TTYAUX_MAJOR, 0), 1) || |
3899 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 0), 1, "/dev/tty") < 0) | 3900 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 0), 1, "/dev/tty") < 0) |
3900 | panic("Couldn't register /dev/tty driver\n"); | 3901 | panic("Couldn't register /dev/tty driver\n"); |
3901 | class_device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 0), NULL, "tty"); | 3902 | device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 0), "tty"); |
3902 | 3903 | ||
3903 | cdev_init(&console_cdev, &console_fops); | 3904 | cdev_init(&console_cdev, &console_fops); |
3904 | if (cdev_add(&console_cdev, MKDEV(TTYAUX_MAJOR, 1), 1) || | 3905 | if (cdev_add(&console_cdev, MKDEV(TTYAUX_MAJOR, 1), 1) || |
3905 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 1), 1, "/dev/console") < 0) | 3906 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 1), 1, "/dev/console") < 0) |
3906 | panic("Couldn't register /dev/console driver\n"); | 3907 | panic("Couldn't register /dev/console driver\n"); |
3907 | class_device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 1), NULL, "console"); | 3908 | device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 1), "console"); |
3908 | 3909 | ||
3909 | #ifdef CONFIG_UNIX98_PTYS | 3910 | #ifdef CONFIG_UNIX98_PTYS |
3910 | cdev_init(&ptmx_cdev, &ptmx_fops); | 3911 | cdev_init(&ptmx_cdev, &ptmx_fops); |
3911 | if (cdev_add(&ptmx_cdev, MKDEV(TTYAUX_MAJOR, 2), 1) || | 3912 | if (cdev_add(&ptmx_cdev, MKDEV(TTYAUX_MAJOR, 2), 1) || |
3912 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 2), 1, "/dev/ptmx") < 0) | 3913 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 2), 1, "/dev/ptmx") < 0) |
3913 | panic("Couldn't register /dev/ptmx driver\n"); | 3914 | panic("Couldn't register /dev/ptmx driver\n"); |
3914 | class_device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 2), NULL, "ptmx"); | 3915 | device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 2), "ptmx"); |
3915 | #endif | 3916 | #endif |
3916 | 3917 | ||
3917 | #ifdef CONFIG_VT | 3918 | #ifdef CONFIG_VT |
@@ -3919,7 +3920,7 @@ static int __init tty_init(void) | |||
3919 | if (cdev_add(&vc0_cdev, MKDEV(TTY_MAJOR, 0), 1) || | 3920 | if (cdev_add(&vc0_cdev, MKDEV(TTY_MAJOR, 0), 1) || |
3920 | register_chrdev_region(MKDEV(TTY_MAJOR, 0), 1, "/dev/vc/0") < 0) | 3921 | register_chrdev_region(MKDEV(TTY_MAJOR, 0), 1, "/dev/vc/0") < 0) |
3921 | panic("Couldn't register /dev/tty0 driver\n"); | 3922 | panic("Couldn't register /dev/tty0 driver\n"); |
3922 | class_device_create(tty_class, NULL, MKDEV(TTY_MAJOR, 0), NULL, "tty0"); | 3923 | device_create(tty_class, NULL, MKDEV(TTY_MAJOR, 0), "tty0"); |
3923 | 3924 | ||
3924 | vty_init(); | 3925 | vty_init(); |
3925 | #endif | 3926 | #endif |