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Diffstat (limited to 'hw/usb/host-libusb.c')
-rw-r--r--hw/usb/host-libusb.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c
index 833250a886..67b7465915 100644
--- a/hw/usb/host-libusb.c
+++ b/hw/usb/host-libusb.c
@@ -82,7 +82,7 @@ struct USBHostDevice {
uint32_t options;
uint32_t loglevel;
bool needs_autoscan;
-
+ bool allow_guest_reset;
/* state */
QTAILQ_ENTRY(USBHostDevice) next;
int seen, errcount;
@@ -1456,6 +1456,10 @@ static void usb_host_handle_reset(USBDevice *udev)
USBHostDevice *s = USB_HOST_DEVICE(udev);
int rc;
+ if (!s->allow_guest_reset) {
+ return;
+ }
+
trace_usb_host_reset(s->bus_num, s->addr);
rc = libusb_reset_device(s->dh);
@@ -1573,6 +1577,7 @@ static Property usb_host_dev_properties[] = {
DEFINE_PROP_UINT32("productid", USBHostDevice, match.product_id, 0),
DEFINE_PROP_UINT32("isobufs", USBHostDevice, iso_urb_count, 4),
DEFINE_PROP_UINT32("isobsize", USBHostDevice, iso_urb_frames, 32),
+ DEFINE_PROP_BOOL("guest-reset", USBHostDevice, allow_guest_reset, true),
DEFINE_PROP_UINT32("loglevel", USBHostDevice, loglevel,
LIBUSB_LOG_LEVEL_WARNING),
DEFINE_PROP_BIT("pipeline", USBHostDevice, options,