--- zzzz-none-000/linux-5.4.213/drivers/usb/host/xhci-hub.c	2022-09-15 10:04:56.000000000 +0000
+++ miami-7690-761/linux-5.4.213/drivers/usb/host/xhci-hub.c	2024-05-29 11:20:02.000000000 +0000
@@ -15,6 +15,11 @@
 #include "xhci.h"
 #include "xhci-trace.h"
 
+#if defined(CONFIG_AVM_ENHANCED)
+/* 20239421 AVM/WKR USB3 ports switchable */
+extern int usb3port_config;
+#endif
+
 #define	PORT_WAKE_BITS	(PORT_WKOC_E | PORT_WKDISC_E | PORT_WKCONN_E)
 #define	PORT_RWC_BITS	(PORT_CSC | PORT_PEC | PORT_WRC | PORT_OCC | \
 			 PORT_RC | PORT_PLC | PORT_PE)
@@ -1383,7 +1388,22 @@
 			 * However, hub_wq will ignore the roothub events until
 			 * the roothub is registered.
 			 */
+#if defined(CONFIG_AVM_ENHANCED)
+			{
+				/* 20239421 AVM/WKR USB3 ports switchable */
+				const int port_bit = (hcd->self.busnum < 3) ? 1 : 2;
+
+				if ((hcd->speed == HCD_USB3) && !(usb3port_config & port_bit)) {
+					xhci_info(xhci, "AVM: disable USB3 bus#%d port#%d config=%x\n",
+						hcd->self.busnum, wIndex, usb3port_config);
+					xhci_set_port_power(xhci, hcd, wIndex, false, &flags);
+				} else {
+					xhci_set_port_power(xhci, hcd, wIndex, true, &flags);
+				}
+			}
+#else
 			xhci_set_port_power(xhci, hcd, wIndex, true, &flags);
+#endif
 			break;
 		case USB_PORT_FEAT_RESET:
 			temp = (temp | PORT_RESET);