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[S390] tty3270: move keyboard compat ioctls

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All keyboard ioctls are compatible, so we can simply
move the compat handling into the vt and tty3270 drivers.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Arnd Bergmann 2009-12-07 12:52:13 +01:00 committed by Martin Schwidefsky
parent cb9d71604a
commit 9d4bfd4185
1 changed files with 20 additions and 0 deletions
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20
drivers/s390/char/tty3270.c
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@ -19,6 +19,7 @@
#include <linux/slab.h>
#include <linux/bootmem.h>
#include <linux/compat.h>
#include <asm/ccwdev.h>
#include <asm/cio.h>
@ -1731,6 +1732,22 @@ tty3270_ioctl(struct tty_struct *tty, struct file *file,
return kbd_ioctl(tp->kbd, file, cmd, arg);
}
#ifdef CONFIG_COMPAT
static long
tty3270_compat_ioctl(struct tty_struct *tty, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct tty3270 *tp;
tp = tty->driver_data;
if (!tp)
return -ENODEV;
if (tty->flags & (1 << TTY_IO_ERROR))
return -EIO;
return kbd_ioctl(tp->kbd, file, cmd, (unsigned long)compat_ptr(arg));
}
#endif
static const struct tty_operations tty3270_ops = {
.open = tty3270_open,
.close = tty3270_close,
@ -1745,6 +1762,9 @@ static const struct tty_operations tty3270_ops = {
.hangup = tty3270_hangup,
.wait_until_sent = tty3270_wait_until_sent,
.ioctl = tty3270_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = tty3270_compat_ioctl,
#endif
.set_termios = tty3270_set_termios
};