1 files changed, 11 insertions, 0 deletions
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index c5182012f1..7fb0fb3de8 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -824,6 +824,17 @@ static void usbredir_do_attach(void *opaque)
 {
     USBRedirDevice *dev = opaque;
 
+    /* In order to work properly with XHCI controllers we need these caps */
+    if ((dev->dev.port->speedmask & USB_SPEED_MASK_SUPER) && !(
+        usbredirparser_peer_has_cap(dev->parser,
+                                    usb_redir_cap_ep_info_max_packet_size) &&
+        usbredirparser_peer_has_cap(dev->parser,
+                                    usb_redir_cap_64bits_ids))) {
+        ERROR("usb-redir-host lacks capabilities needed for use with XHCI\n");
+        usbredir_reject_device(dev);
+        return;
+    }
+
     if (usb_device_attach(&dev->dev) != 0) {
         usbredir_reject_device(dev);
     }