Commit 811ad5d8 authored by Gerd Hoffmann's avatar Gerd Hoffmann
Browse files

usb: accept usb3 control requests 



Windows 10 reportedly sends these, so accept them in case
the device in question is a superspeed (usb3) device.

Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
Message-id: 1485870727-21956-2-git-send-email-kraxel@redhat.com
parent e306b2fd

hw/usb/desc.c

+7 −0
Original line number Diff line number Diff line
@@ -774,6 +774,13 @@ int usb_desc_handle_control(USBDevice *dev, USBPacket *p, 
        trace_usb_set_device_feature(dev->addr, value, ret);

        break;



    case DeviceOutRequest | USB_REQ_SET_SEL:

    case DeviceOutRequest | USB_REQ_SET_ISOCH_DELAY:

        if (dev->speed == USB_SPEED_SUPER) {

            ret = 0;

        }

        break;



    case InterfaceRequest | USB_REQ_GET_INTERFACE:

        if (index < 0 || index >= dev->ninterfaces) {

            break;

include/hw/usb.h

+2 −0
Original line number Diff line number Diff line
@@ -135,6 +135,8 @@ 
#define USB_REQ_GET_INTERFACE		0x0A

#define USB_REQ_SET_INTERFACE		0x0B

#define USB_REQ_SYNCH_FRAME		0x0C

#define USB_REQ_SET_SEL                 0x30

#define USB_REQ_SET_ISOCH_DELAY         0x31



#define USB_DEVICE_SELF_POWERED		0

#define USB_DEVICE_REMOTE_WAKEUP	1