diff options
author | H. Peter Anvin <hpa@zytor.com> | 2008-09-04 09:04:45 -0700 |
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committer | H. Peter Anvin <hpa@zytor.com> | 2008-09-04 09:04:45 -0700 |
commit | fe47784ba5cbb6b713c013e046859946789b45e4 (patch) | |
tree | 6384958d55e29be0d2eb8ae78fa437c10636d8d6 /include/linux/tty_driver.h | |
parent | 83b8e28b14d63db928cb39e5c5ed2a548246bd71 (diff) | |
parent | af2e1f276ff08f17192411ea3b71c13a758dfe12 (diff) |
Merge branch 'x86/cpu' into x86/xsave
Conflicts:
arch/x86/kernel/cpu/feature_names.c
include/asm-x86/cpufeature.h
Diffstat (limited to 'include/linux/tty_driver.h')
-rw-r--r-- | include/linux/tty_driver.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index e1065ac0d922..16d27944c321 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -168,6 +168,18 @@ * * Optional: If not provided then the write method is called under * the atomic write lock to keep it serialized with the ldisc. + * + * int (*resize)(struct tty_struct *tty, struct tty_struct *real_tty, + * unsigned int rows, unsigned int cols); + * + * Called when a termios request is issued which changes the + * requested terminal geometry. + * + * Optional: the default action is to update the termios structure + * without error. This is usually the correct behaviour. Drivers should + * not force errors here if they are not resizable objects (eg a serial + * line). See tty_do_resize() if you need to wrap the standard method + * in your own logic - the usual case. */ #include <linux/fs.h> @@ -206,6 +218,8 @@ struct tty_operations { int (*tiocmget)(struct tty_struct *tty, struct file *file); int (*tiocmset)(struct tty_struct *tty, struct file *file, unsigned int set, unsigned int clear); + int (*resize)(struct tty_struct *tty, struct tty_struct *real_tty, + struct winsize *ws); #ifdef CONFIG_CONSOLE_POLL int (*poll_init)(struct tty_driver *driver, int line, char *options); int (*poll_get_char)(struct tty_driver *driver, int line); |