#include <linux/tty_driver.h>
#include <linux/tty_ldisc.h>
#include <linux/mutex.h>
-#include <linux/smp_lock.h>
#include <asm/system.h>
#define N_V253 19 /* Codec control over voice modem */
#define N_CAIF 20 /* CAIF protocol for talking to modems */
#define N_GSM0710 21 /* GSM 0710 Mux */
-#define N_TI_WL 22 /* for TI's WL BT, FM, GPS combo chips */
+#define N_TI_WL 22 /* for TI's WL BT, FM, GPS combo chips */
/*
* This character is the same as _POSIX_VDISABLE: it cannot be used as
#define TTY_HUPPED 18 /* Post driver->hangup() */
#define TTY_FLUSHING 19 /* Flushing to ldisc in progress */
#define TTY_FLUSHPENDING 20 /* Queued buffer flush pending */
+#define TTY_HUPPING 21 /* ->hangup() in progress */
#define TTY_WRITE_FLUSH(tty) tty_write_flush((tty))