USB: io_ti: use tty-port drain delay
Use tty-port drain delay rather than custom implementation in
chase_port.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index 596f8c9..3abbdaa 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -523,7 +523,6 @@
static void chase_port(struct edgeport_port *port, unsigned long timeout)
{
- int baud_rate;
struct tty_struct *tty = tty_port_tty_get(&port->port->port);
struct usb_serial *serial = port->port->serial;
wait_queue_t wait;
@@ -561,17 +560,6 @@
break;
msleep(10);
}
-
- /* disconnected */
- if (serial->disconnected)
- return;
-
- /* wait one more character time, based on baud rate */
- /* (tx_active doesn't seem to wait for the last byte) */
- baud_rate = port->baud_rate;
- if (baud_rate == 0)
- baud_rate = 50;
- msleep(max(1, DIV_ROUND_UP(10000, baud_rate)));
}
static int choose_config(struct usb_device *dev)
@@ -1938,6 +1926,8 @@
++edge_serial->num_ports_open;
+ port->port.drain_delay = 1;
+
goto release_es_lock;
unlink_int_urb: