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authorArnd Bergmann <arnd@arndb.de>2009-12-07 12:52:13 +0100
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2009-12-07 12:51:38 +0100
commit9d4bfd418503e90789bbc6685ddde994e613214d (patch)
tree1584548178f695f2a52ab27a1b6e047a0ddaa63f
parentcb9d71604a6e3d6aa93bb663747a62fc520da483 (diff)
[S390] tty3270: move keyboard compat ioctls
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>
-rw-r--r--drivers/s390/char/tty3270.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
index 38385677c65..911822db614 100644
--- a/drivers/s390/char/tty3270.c
+++ b/drivers/s390/char/tty3270.c
@@ -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
};