Pass usb-serial port rather than usb device to set_control_lines, and
make sure port device is used for all port related debugging.
Signed-off-by: Johan Hovold <jhov...@gmail.com>
---
drivers/usb/serial/pl2303.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 52ab75f..efb2329 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -251,14 +251,15 @@ static int pl2303_port_remove(struct usb_serial_port
*port)
return 0;
}
-static int set_control_lines(struct usb_device *dev, u8 value)
+static int pl2303_set_control_lines(struct usb_serial_port *port, u8 value)
{
+ struct usb_device *dev = port->serial->dev;
int retval;
retval = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
SET_CONTROL_REQUEST, SET_CONTROL_REQUEST_TYPE,
value, 0, NULL, 0, 100);
- dev_dbg(&dev->dev, "%s - value = %d, retval = %d\n", __func__,
+ dev_dbg(&port->dev, "%s - value = %d, retval = %d\n", __func__,
value, retval);
return retval;
}
@@ -440,7 +441,7 @@ static void pl2303_set_termios(struct tty_struct *tty,
if (control != priv->line_control) {
control = priv->line_control;
spin_unlock_irqrestore(&priv->lock, flags);
- set_control_lines(serial->dev, control);
+ pl2303_set_control_lines(port, control);
} else {
spin_unlock_irqrestore(&priv->lock, flags);
}
@@ -483,7 +484,7 @@ static void pl2303_dtr_rts(struct usb_serial_port *port,
int on)
priv->line_control &= ~(CONTROL_DTR | CONTROL_RTS);
control = priv->line_control;
spin_unlock_irqrestore(&priv->lock, flags);
- set_control_lines(port->serial->dev, control);
+ pl2303_set_control_lines(port, control);
}
static void pl2303_close(struct usb_serial_port *port)
@@ -553,7 +554,7 @@ static int pl2303_tiocmset(struct tty_struct *tty,
mutex_lock(&serial->disc_mutex);
if (!serial->disconnected)
- ret = set_control_lines(serial->dev, control);
+ ret = pl2303_set_control_lines(port, control);
else
ret = -ENODEV;
mutex_unlock(&serial->disc_mutex);
--
1.8.1.1
--
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