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path: root/drivers/usb/serial/ch341.c
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Diffstat (limited to 'drivers/usb/serial/ch341.c')
-rw-r--r--drivers/usb/serial/ch341.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 2d72aa3564a3..ede4f5fcfadd 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -84,6 +84,10 @@ struct ch341_private {
u8 line_status; /* active status of modem control inputs */
};
+static void ch341_set_termios(struct tty_struct *tty,
+ struct usb_serial_port *port,
+ struct ktermios *old_termios);
+
static int ch341_control_out(struct usb_device *dev, u8 request,
u16 value, u16 index)
{
@@ -309,19 +313,12 @@ static int ch341_open(struct tty_struct *tty, struct usb_serial_port *port)
struct ch341_private *priv = usb_get_serial_port_data(port);
int r;
- priv->baud_rate = DEFAULT_BAUD_RATE;
-
r = ch341_configure(serial->dev, priv);
if (r)
goto out;
- r = ch341_set_handshake(serial->dev, priv->line_control);
- if (r)
- goto out;
-
- r = ch341_set_baudrate(serial->dev, priv);
- if (r)
- goto out;
+ if (tty)
+ ch341_set_termios(tty, port, NULL);
dev_dbg(&port->dev, "%s - submitting interrupt urb\n", __func__);
r = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);