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[PATCH] TTY: return class device pointer from tty_register_device()

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Let tty_register_device() return a pointer to the class device it creates.
This allows registrants to add their own sysfs files under the class
device node.

Signed-off-by: Hansjoerg Lipp <hjlipp@web.de>
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Hansjoerg Lipp 2006-04-22 18:36:53 +02:00 • committed by Greg Kroah-Hartman
parent 53877d06d5
commit 1cdcb6b43f
2 changed files with 10 additions and 5 deletions
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4
include/linux/tty.h
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@ -290,7 +290,9 @@ extern int tty_register_ldisc(int disc, struct tty_ldisc *new_ldisc);
extern int tty_unregister_ldisc(int disc);
extern int tty_register_driver(struct tty_driver *driver);
extern int tty_unregister_driver(struct tty_driver *driver);
extern void tty_register_device(struct tty_driver *driver, unsigned index, struct device *dev);
extern struct class_device *tty_register_device(struct tty_driver *driver,
unsigned index,
struct device *dev);
extern void tty_unregister_device(struct tty_driver *driver, unsigned index);
extern int tty_read_raw_data(struct tty_struct *tty, unsigned char *bufp,
int buflen);