Break out TIOCMIWAIT handling from custom ioctl operation and use
tiocmiwait operation field instead.
Signed-off-by: Johan Hovold <jhovold@xxxxxxxxx>
---
drivers/usb/serial/pl2303.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index efb2329..4b709585 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -596,8 +596,9 @@ static int pl2303_carrier_raised(struct usb_serial_port *port)
return 0;
}
-static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
+static int pl2303_tiocmiwait(struct tty_struct *tty, unsigned long arg)
{
+ struct usb_serial_port *port = tty->driver_data;
struct pl2303_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
unsigned int prevstatus;
@@ -655,10 +656,6 @@ static int pl2303_ioctl(struct tty_struct *tty,
return -EFAULT;
return 0;
-
- case TIOCMIWAIT:
- dev_dbg(&port->dev, "%s TIOCMIWAIT\n", __func__);
- return wait_modem_info(port, arg);
default:
dev_dbg(&port->dev, "%s not supported = 0x%04x\n", __func__, cmd);
break;
@@ -839,6 +836,7 @@ static struct usb_serial_driver pl2303_device = {
.set_termios = pl2303_set_termios,
.tiocmget = pl2303_tiocmget,
.tiocmset = pl2303_tiocmset,
+ .tiocmiwait = pl2303_tiocmiwait,
.process_read_urb = pl2303_process_read_urb,
.read_int_callback = pl2303_read_int_callback,
.attach = pl2303_startup,
--
1.8.1.1
--
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