static int spcp8x5_ioctl(struct usb_serial_port *port, struct file *file, unsigned int cmd, unsigned long arg) { dbg("%s (%d) cmd = 0x%04x", __func__, port->number, cmd); switch (cmd) { case TIOCMIWAIT: dbg("%s (%d) TIOCMIWAIT", __func__, port->number); return spcp8x5_wait_modem_info(port, arg); default: dbg("%s not supported = 0x%04x", __func__, cmd); break; } return -ENOIOCTLCMD; }
static int spcp8x5_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg) { struct usb_serial_port *port = tty->driver_data; dev_dbg(&port->dev, "%s (%d) cmd = 0x%04x\n", __func__, port->number, cmd); switch (cmd) { case TIOCMIWAIT: dev_dbg(&port->dev, "%s (%d) TIOCMIWAIT\n", __func__, port->number); return spcp8x5_wait_modem_info(port, arg); default: dev_dbg(&port->dev, "%s not supported = 0x%04x", __func__, cmd); break; } return -ENOIOCTLCMD; }