pc300: Update to tty_set_operations

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.25-rc8-mm2/drivers/net/wan/pc300_tty.c linux-2.6.25-rc8-mm2/drivers/net/wan/pc300_tty.c
@@ -178,6 +178,20 @@
 	CPC_TTY_UNLOCK(card,flags); 
 }
 
+
+static const struct tty_operations pc300_ops = {
+	.open = cpc_tty_open,
+	.close = cpc_tty_close,
+	.write = cpc_tty_write, 
+	.write_room = cpc_tty_write_room, 
+	.chars_in_buffer = cpc_tty_chars_in_buffer, 
+	.tiocmset = pc300_tiocmset,
+	.tiocmget = pc300_tiocmget,
+	.flush_buffer = cpc_tty_flush_buffer, 
+	.hangup = cpc_tty_hangup,
+};
+
+
 /*
  * PC300 TTY initialization routine
  *

@@ -225,15 +239,7 @@
 		serial_drv.flags = TTY_DRIVER_REAL_RAW;
 
 		/* interface routines from the upper tty layer to the tty driver */
-		serial_drv.open = cpc_tty_open;
-		serial_drv.close = cpc_tty_close;
-		serial_drv.write = cpc_tty_write; 
-		serial_drv.write_room = cpc_tty_write_room; 
-		serial_drv.chars_in_buffer = cpc_tty_chars_in_buffer; 
-		serial_drv.tiocmset = pc300_tiocmset;
-		serial_drv.tiocmget = pc300_tiocmget;
-		serial_drv.flush_buffer = cpc_tty_flush_buffer; 
-		serial_drv.hangup = cpc_tty_hangup;
+		tty_set_operations(&serial_drv, &pc300_ops);
 
 		/* register the TTY driver */
 		if (tty_register_driver(&serial_drv)) {