diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c index eb255e807c0662250887beea86a2fb73081a6deb..9eba119bcdd3488d7d7541448a2371497c4d70f4 100644 --- a/drivers/tty/hvc/hvc_console.c +++ b/drivers/tty/hvc/hvc_console.c @@ -361,7 +361,12 @@ static int hvc_open(struct tty_struct *tty, struct file * filp) tty->driver_data = NULL; tty_port_put(&hp->port); printk(KERN_ERR "hvc_open: request_irq failed with rc %d.\n", rc); - } + } else + /* We are ready... raise DTR/RTS */ + if (C_BAUD(tty)) + if (hp->ops->dtr_rts) + hp->ops->dtr_rts(hp, 1); + /* Force wakeup of the polling thread */ hvc_kick(); @@ -393,6 +398,10 @@ static void hvc_close(struct tty_struct *tty, struct file * filp) /* We are done with the tty pointer now. */ tty_port_tty_set(&hp->port, NULL); + if (C_HUPCL(tty)) + if (hp->ops->dtr_rts) + hp->ops->dtr_rts(hp, 0); + if (hp->ops->notifier_del) hp->ops->notifier_del(hp, hp->data); diff --git a/drivers/tty/hvc/hvc_console.h b/drivers/tty/hvc/hvc_console.h index 674d23cb919afaeac34d5bc0c7bc8bbbd38c9c1f..91310198082736e0a5bffb75192b71aa1649764a 100644 --- a/drivers/tty/hvc/hvc_console.h +++ b/drivers/tty/hvc/hvc_console.h @@ -75,6 +75,9 @@ struct hv_ops { /* tiocmget/set implementation */ int (*tiocmget)(struct hvc_struct *hp); int (*tiocmset)(struct hvc_struct *hp, unsigned int set, unsigned int clear); + + /* Callbacks to handle tty ports */ + void (*dtr_rts)(struct hvc_struct *hp, int raise); }; /* Register a vterm and a slot index for use as a console (console_init) */