[PATCH v2 44/85] USB: f81232: add custom tiocmiwait operation

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Break out TIOCMIWAIT handling from custom ioctl operation and use
tiocmiwait operation field instead.

Signed-off-by: Johan Hovold <jhovold@xxxxxxxxx>
---
 drivers/usb/serial/f81232.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c
index 414ac3a..6e542b1 100644
--- a/drivers/usb/serial/f81232.c
+++ b/drivers/usb/serial/f81232.c
@@ -243,8 +243,9 @@ static int f81232_carrier_raised(struct usb_serial_port *port)
 	return 0;
 }
 
-static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
+static int f81232_tiocmiwait(struct tty_struct *tty, unsigned long arg)
 {
+	struct usb_serial_port *port = tty->driver_data;
 	struct f81232_private *priv = usb_get_serial_port_data(port);
 	unsigned long flags;
 	unsigned int prevstatus;
@@ -303,11 +304,6 @@ static int f81232_ioctl(struct tty_struct *tty,
 			return -EFAULT;
 
 		return 0;
-
-	case TIOCMIWAIT:
-		dev_dbg(&port->dev, "%s (%d) TIOCMIWAIT\n", __func__,
-			port->number);
-		return wait_modem_info(port, arg);
 	default:
 		dev_dbg(&port->dev, "%s not supported = 0x%04x\n",
 			__func__, cmd);
@@ -361,6 +357,7 @@ static struct usb_serial_driver f81232_device = {
 	.set_termios =		f81232_set_termios,
 	.tiocmget =		f81232_tiocmget,
 	.tiocmset =		f81232_tiocmset,
+	.tiocmiwait =		f81232_tiocmiwait,
 	.process_read_urb =	f81232_process_read_urb,
 	.read_int_callback =	f81232_read_int_callback,
 	.port_probe =		f81232_port_probe,
-- 
1.8.1.5

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