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 e90ea39c7c4b..50dc49205a23 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c | |||
@@ -3612,7 +3612,8 @@ static struct class *tty_class; | |||
3612 | * This field is optional, if there is no known struct device | 3612 | * This field is optional, if there is no known struct device |
3613 | * for this tty device it can be set to NULL safely. | 3613 | * for this tty device it can be set to NULL safely. |
3614 | * | 3614 | * |
3615 | * Returns a pointer to the class device (or ERR_PTR(-EFOO) on error). | 3615 | * Returns a pointer to the struct device for this tty device |
3616 | * (or ERR_PTR(-EFOO) on error). | ||
3616 | * | 3617 | * |
3617 | * This call is required to be made to register an individual tty device | 3618 | * This call is required to be made to register an individual tty device |
3618 | * if the tty driver's flags have the TTY_DRIVER_DYNAMIC_DEV bit set. If | 3619 | * if the tty driver's flags have the TTY_DRIVER_DYNAMIC_DEV bit set. If |
@@ -3622,8 +3623,8 @@ static struct class *tty_class; | |||
3622 | * Locking: ?? | 3623 | * Locking: ?? |
3623 | */ | 3624 | */ |
3624 | 3625 | ||
3625 | struct class_device *tty_register_device(struct tty_driver *driver, | 3626 | struct device *tty_register_device(struct tty_driver *driver, unsigned index, |
3626 | unsigned index, struct device *device) | 3627 | struct device *device) |
3627 | { | 3628 | { |
3628 | char name[64]; | 3629 | char name[64]; |
3629 | dev_t dev = MKDEV(driver->major, driver->minor_start) + index; | 3630 | dev_t dev = MKDEV(driver->major, driver->minor_start) + index; |
@@ -3639,7 +3640,7 @@ struct class_device *tty_register_device(struct tty_driver *driver, | |||
3639 | else | 3640 | else |
3640 | tty_line_name(driver, index, name); | 3641 | tty_line_name(driver, index, name); |
3641 | 3642 | ||
3642 | return class_device_create(tty_class, NULL, dev, device, "%s", name); | 3643 | return device_create(tty_class, device, dev, name); |
3643 | } | 3644 | } |
3644 | 3645 | ||
3645 | /** | 3646 | /** |
@@ -3655,7 +3656,7 @@ struct class_device *tty_register_device(struct tty_driver *driver, | |||
3655 | 3656 | ||
3656 | void tty_unregister_device(struct tty_driver *driver, unsigned index) | 3657 | void tty_unregister_device(struct tty_driver *driver, unsigned index) |
3657 | { | 3658 | { |
3658 | class_device_destroy(tty_class, MKDEV(driver->major, driver->minor_start) + index); | 3659 | device_destroy(tty_class, MKDEV(driver->major, driver->minor_start) + index); |
3659 | } | 3660 | } |
3660 | 3661 | ||
3661 | EXPORT_SYMBOL(tty_register_device); | 3662 | EXPORT_SYMBOL(tty_register_device); |
@@ -3895,20 +3896,20 @@ static int __init tty_init(void) | |||
3895 | if (cdev_add(&tty_cdev, MKDEV(TTYAUX_MAJOR, 0), 1) || | 3896 | if (cdev_add(&tty_cdev, MKDEV(TTYAUX_MAJOR, 0), 1) || |
3896 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 0), 1, "/dev/tty") < 0) | 3897 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 0), 1, "/dev/tty") < 0) |
3897 | panic("Couldn't register /dev/tty driver\n"); | 3898 | panic("Couldn't register /dev/tty driver\n"); |
3898 | class_device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 0), NULL, "tty"); | 3899 | device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 0), "tty"); |
3899 | 3900 | ||
3900 | cdev_init(&console_cdev, &console_fops); | 3901 | cdev_init(&console_cdev, &console_fops); |
3901 | if (cdev_add(&console_cdev, MKDEV(TTYAUX_MAJOR, 1), 1) || | 3902 | if (cdev_add(&console_cdev, MKDEV(TTYAUX_MAJOR, 1), 1) || |
3902 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 1), 1, "/dev/console") < 0) | 3903 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 1), 1, "/dev/console") < 0) |
3903 | panic("Couldn't register /dev/console driver\n"); | 3904 | panic("Couldn't register /dev/console driver\n"); |
3904 | class_device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 1), NULL, "console"); | 3905 | device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 1), "console"); |
3905 | 3906 | ||
3906 | #ifdef CONFIG_UNIX98_PTYS | 3907 | #ifdef CONFIG_UNIX98_PTYS |
3907 | cdev_init(&ptmx_cdev, &ptmx_fops); | 3908 | cdev_init(&ptmx_cdev, &ptmx_fops); |
3908 | if (cdev_add(&ptmx_cdev, MKDEV(TTYAUX_MAJOR, 2), 1) || | 3909 | if (cdev_add(&ptmx_cdev, MKDEV(TTYAUX_MAJOR, 2), 1) || |
3909 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 2), 1, "/dev/ptmx") < 0) | 3910 | register_chrdev_region(MKDEV(TTYAUX_MAJOR, 2), 1, "/dev/ptmx") < 0) |
3910 | panic("Couldn't register /dev/ptmx driver\n"); | 3911 | panic("Couldn't register /dev/ptmx driver\n"); |
3911 | class_device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 2), NULL, "ptmx"); | 3912 | device_create(tty_class, NULL, MKDEV(TTYAUX_MAJOR, 2), "ptmx"); |
3912 | #endif | 3913 | #endif |
3913 | 3914 | ||
3914 | #ifdef CONFIG_VT | 3915 | #ifdef CONFIG_VT |
@@ -3916,7 +3917,7 @@ static int __init tty_init(void) | |||
3916 | if (cdev_add(&vc0_cdev, MKDEV(TTY_MAJOR, 0), 1) || | 3917 | if (cdev_add(&vc0_cdev, MKDEV(TTY_MAJOR, 0), 1) || |
3917 | register_chrdev_region(MKDEV(TTY_MAJOR, 0), 1, "/dev/vc/0") < 0) | 3918 | register_chrdev_region(MKDEV(TTY_MAJOR, 0), 1, "/dev/vc/0") < 0) |
3918 | panic("Couldn't register /dev/tty0 driver\n"); | 3919 | panic("Couldn't register /dev/tty0 driver\n"); |
3919 | class_device_create(tty_class, NULL, MKDEV(TTY_MAJOR, 0), NULL, "tty0"); | 3920 | device_create(tty_class, NULL, MKDEV(TTY_MAJOR, 0), "tty0"); |
3920 | 3921 | ||
3921 | vty_init(); | 3922 | vty_init(); |
3922 | #endif | 3923 | #endif |