pl2303: switch to ->get_serial() (9326ec59) · Commits · 戴 / test

drivers/usb/serial/pl2303.c

+8 −21

Original line number	Diff line number	Diff line
		@@ -808,29 +808,16 @@ static int pl2303_carrier_raised(struct usb_serial_port *port)
		return 0;
		}

		static int pl2303_ioctl(struct tty_struct *tty,
		unsigned int cmd, unsigned long arg)
		static int pl2303_get_serial(struct tty_struct *tty,
		struct serial_struct *ss)
		{
		struct serial_struct ser;
		struct usb_serial_port *port = tty->driver_data;

		switch (cmd) {
		case TIOCGSERIAL:
		memset(&ser, 0, sizeof ser);
		ser.type = PORT_16654;
		ser.line = port->minor;
		ser.port = port->port_number;
		ser.baud_base = 460800;

		if (copy_to_user((void __user *)arg, &ser, sizeof ser))
		return -EFAULT;

		ss->type = PORT_16654;
		ss->line = port->minor;
		ss->port = port->port_number;
		ss->baud_base = 460800;
		return 0;
		default:
		break;
		}

		return -ENOIOCTLCMD;
		}

		static void pl2303_set_break(struct usb_serial_port *port, bool enable)
		@@ -1016,7 +1003,7 @@ static struct usb_serial_driver pl2303_device = {
		.close = pl2303_close,
		.dtr_rts = pl2303_dtr_rts,
		.carrier_raised = pl2303_carrier_raised,
		.ioctl = pl2303_ioctl,
		.get_serial = pl2303_get_serial,
		.break_ctl = pl2303_break_ctl,
		.set_termios = pl2303_set_termios,
		.tiocmget = pl2303_tiocmget,