[PATCH 073/103] USB: oti6858: replace custom ioctl operation with tiocmiwait

[Johan Hovold]

Replace custom ioctl operation with tiocmiwait.

Signed-off-by: Johan Hovold <jhov...@gmail.com>
---
 drivers/usb/serial/oti6858.c | 26 ++++----------------------
 1 file changed, 4 insertions(+), 22 deletions(-)

diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index 9dbd64d..cc65967 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -124,8 +124,6 @@ static void oti6858_close(struct usb_serial_port *port);
 static void oti6858_set_termios(struct tty_struct *tty,
                        struct usb_serial_port *port, struct ktermios *old);
 static void oti6858_init_termios(struct tty_struct *tty);
-static int oti6858_ioctl(struct tty_struct *tty,
-                       unsigned int cmd, unsigned long arg);
 static void oti6858_read_int_callback(struct urb *urb);
 static void oti6858_read_bulk_callback(struct urb *urb);
 static void oti6858_write_bulk_callback(struct urb *urb);
@@ -136,6 +134,7 @@ static int oti6858_chars_in_buffer(struct tty_struct *tty);
 static int oti6858_tiocmget(struct tty_struct *tty);
 static int oti6858_tiocmset(struct tty_struct *tty,
                                unsigned int set, unsigned int clear);
+static int oti6858_tiocmiwait(struct tty_struct *tty, unsigned long arg);
 static int oti6858_port_probe(struct usb_serial_port *port);
 static int oti6858_port_remove(struct usb_serial_port *port);
 
@@ -150,11 +149,11 @@ static struct usb_serial_driver oti6858_device = {
        .open =                 oti6858_open,
        .close =                oti6858_close,
        .write =                oti6858_write,
-       .ioctl =                oti6858_ioctl,
        .set_termios =          oti6858_set_termios,
        .init_termios =         oti6858_init_termios,
        .tiocmget =             oti6858_tiocmget,
        .tiocmset =             oti6858_tiocmset,
+       .tiocmiwait =           oti6858_tiocmiwait,
        .read_bulk_callback =   oti6858_read_bulk_callback,
        .read_int_callback =    oti6858_read_int_callback,
        .write_bulk_callback =  oti6858_write_bulk_callback,
@@ -655,8 +654,9 @@ static int oti6858_tiocmget(struct tty_struct *tty)
        return result;
 }
 
-static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
+static int oti6858_tiocmiwait(struct tty_struct *tty, unsigned long arg)
 {
+       struct usb_serial_port *port = tty->driver_data;
        struct oti6858_private *priv = usb_get_serial_port_data(port);
        unsigned long flags;
        unsigned int prev, status;
@@ -694,24 +694,6 @@ static int wait_modem_info(struct usb_serial_port *port, 
unsigned int arg)
        return 0;
 }
 
-static int oti6858_ioctl(struct tty_struct *tty,
-                       unsigned int cmd, unsigned long arg)
-{
-       struct usb_serial_port *port = tty->driver_data;
-
-       dev_dbg(&port->dev, "%s(cmd = 0x%04x, arg = 0x%08lx)\n", __func__, cmd, 
arg);
-
-       switch (cmd) {
-       case TIOCMIWAIT:
-               dev_dbg(&port->dev, "%s(): TIOCMIWAIT\n", __func__);
-               return wait_modem_info(port, arg);
-       default:
-               dev_dbg(&port->dev, "%s(): 0x%04x not supported\n", __func__, 
cmd);
-               break;
-       }
-       return -ENOIOCTLCMD;
-}
-
 static void oti6858_read_int_callback(struct urb *urb)
 {
        struct usb_serial_port *port =  urb->context;
-- 
1.8.1.1

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