X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Ftty_driver.h;h=85c95cd39bc30faeede4c57fe083d6e943cecfa9;hb=6d2a8401d27e3eb8b71d09dd67e0e7d0085b5e29;hp=659487e3ebeb0c99fcb60526b41cf90a1712877a;hpb=fb7665544dd60e016494cd5531f5b65ddae22ddc;p=linux-2.6-omap-h63xx.git

diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h
index 659487e3ebe..85c95cd39bc 100644
--- a/include/linux/tty_driver.h
+++ b/include/linux/tty_driver.h
@@ -52,6 +52,11 @@
  * 	This routine allows the tty driver to implement
  *	device-specific ioctl's.  If the ioctl number passed in cmd
  * 	is not recognized by the driver, it should return ENOIOCTLCMD.
+ *
+ * long (*compat_ioctl)(struct tty_struct *tty, struct file * file,
+ * 	                unsigned int cmd, unsigned long arg);
+ *
+ * 	implement ioctl processing for 32 bit process on 64 bit system
  * 
  * void (*set_termios)(struct tty_struct *tty, struct ktermios * old);
  *
@@ -132,6 +137,8 @@ struct tty_operations {
 	int  (*chars_in_buffer)(struct tty_struct *tty);
 	int  (*ioctl)(struct tty_struct *tty, struct file * file,
 		    unsigned int cmd, unsigned long arg);
+	long (*compat_ioctl)(struct tty_struct *tty, struct file * file,
+			     unsigned int cmd, unsigned long arg);
 	void (*set_termios)(struct tty_struct *tty, struct ktermios * old);
 	void (*throttle)(struct tty_struct * tty);
 	void (*unthrottle)(struct tty_struct * tty);
@@ -193,6 +200,8 @@ struct tty_driver {
 	int  (*chars_in_buffer)(struct tty_struct *tty);
 	int  (*ioctl)(struct tty_struct *tty, struct file * file,
 		    unsigned int cmd, unsigned long arg);
+	long (*compat_ioctl)(struct tty_struct *tty, struct file * file,
+			     unsigned int cmd, unsigned long arg);
 	void (*set_termios)(struct tty_struct *tty, struct ktermios * old);
 	void (*throttle)(struct tty_struct * tty);
 	void (*unthrottle)(struct tty_struct * tty);