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tty: Clean up the tty_init_dev changes further

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Fix up the naming, style and extract some bits of code into the driver
specific code

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alan Cox 2008-10-13 10:42:00 +01:00 • committed by Linus Torvalds
parent 2349970575
commit 99f1fe189d
3 changed files with 81 additions and 41 deletions
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9
include/linux/tty_driver.h
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@ -7,6 +7,14 @@
* defined; unless noted otherwise, they are optional, and can be
* filled in with a null pointer.
*
* struct tty_struct * (*lookup)(struct tty_driver *self, int idx)
*
* Return the tty device corresponding to idx, NULL if there is not
* one currently in use and an ERR_PTR value on error. Called under
* tty_mutex (for now!)
*
* Optional method. Default behaviour is to use the ttys array
*
* int (*open)(struct tty_struct * tty, struct file * filp);
*
* This routine is called when a particular tty device is opened.
@ -203,6 +211,7 @@ struct tty_struct;
struct tty_driver;
struct tty_operations {
struct tty_struct * (*lookup)(struct tty_driver *driver, int idx);
int (*open)(struct tty_struct * tty, struct file * filp);
void (*close)(struct tty_struct * tty, struct file * filp);
void (*shutdown)(struct tty_struct *tty);