add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/drivers/usb/serial/quatech2.c
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@@ -453,39 +453,19 @@
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 	usb_kill_urb(serial_priv->read_urb);
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 }
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455
 
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-static int get_serial_info(struct usb_serial_port *port,
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-			   struct serial_struct __user *retinfo)
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-{
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-	struct serial_struct tmp;
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-
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-	memset(&tmp, 0, sizeof(tmp));
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-	tmp.line		= port->minor;
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-	tmp.port		= 0;
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-	tmp.irq			= 0;
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-	tmp.xmit_fifo_size	= port->bulk_out_size;
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-	tmp.baud_base		= 9600;
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-	tmp.close_delay		= 5*HZ;
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-	tmp.closing_wait	= 30*HZ;
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-
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-	if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
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-		return -EFAULT;
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-	return 0;
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-}
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-
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-static int qt2_ioctl(struct tty_struct *tty,
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-		     unsigned int cmd, unsigned long arg)
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+static int get_serial_info(struct tty_struct *tty,
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+			   struct serial_struct *ss)
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 {
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 	struct usb_serial_port *port = tty->driver_data;
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460
 
480
-	switch (cmd) {
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-	case TIOCGSERIAL:
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-		return get_serial_info(port,
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-				       (struct serial_struct __user *)arg);
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-	default:
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-		break;
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-	}
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-
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-	return -ENOIOCTLCMD;
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+	ss->line		= port->minor;
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+	ss->port		= 0;
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+	ss->irq			= 0;
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+	ss->xmit_fifo_size	= port->bulk_out_size;
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+	ss->baud_base		= 9600;
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+	ss->close_delay		= 5*HZ;
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+	ss->closing_wait	= 30*HZ;
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+	return 0;
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 }
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470
 
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 static void qt2_process_status(struct usb_serial_port *port, unsigned char *ch)
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@@ -500,27 +480,11 @@
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 	}
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481
 }
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482
 
503
-/* not needed, kept to document functionality */
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-static void qt2_process_xmit_empty(struct usb_serial_port *port,
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-				   unsigned char *ch)
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-{
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-	int bytes_written;
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-
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-	bytes_written = (int)(*ch) + (int)(*(ch + 1) << 4);
510
-}
511
-
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-/* not needed, kept to document functionality */
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-static void qt2_process_flush(struct usb_serial_port *port, unsigned char *ch)
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-{
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-	return;
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-}
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-
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483
 static void qt2_process_read_urb(struct urb *urb)
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484
 {
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485
 	struct usb_serial *serial;
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 	struct qt2_serial_private *serial_priv;
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 	struct usb_serial_port *port;
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-	struct qt2_port_private *port_priv;
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 	bool escapeflag;
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489
 	unsigned char *ch;
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490
 	int i;
..
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@@ -534,7 +498,6 @@
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 	serial = urb->context;
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 	serial_priv = usb_get_serial_data(serial);
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 	port = serial->port[serial_priv->current_port];
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-	port_priv = usb_get_serial_port_data(port);
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501
 
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 	for (i = 0; i < urb->actual_length; i++) {
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 		ch = (unsigned char *)urb->transfer_buffer + i;
..
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@@ -562,7 +525,7 @@
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525
 						 __func__);
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 					break;
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 				}
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-				qt2_process_xmit_empty(port, ch + 3);
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+				/* bytes_written = (ch[1] << 4) + ch[0]; */
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 				i += 4;
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 				escapeflag = true;
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531
 				break;
..
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@@ -586,13 +549,11 @@
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549
 
587
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 				serial_priv->current_port = newport;
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 				port = serial->port[serial_priv->current_port];
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-				port_priv = usb_get_serial_port_data(port);
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 				i += 3;
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 				escapeflag = true;
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 				break;
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 			case QT2_REC_FLUSH:
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 			case QT2_XMIT_FLUSH:
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-				qt2_process_flush(port, ch + 2);
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 				i += 2;
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 				escapeflag = true;
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 				break;
..
..
@@ -1019,7 +980,7 @@
1019
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 	.tiocmset            = qt2_tiocmset,
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 	.tiocmiwait          = usb_serial_generic_tiocmiwait,
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 	.get_icount	     = usb_serial_generic_get_icount,
1022
-	.ioctl               = qt2_ioctl,
983
+	.get_serial          = get_serial_info,
1023
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 	.set_termios         = qt2_set_termios,
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 };
1025
986