usb: gadget: composite: Return bcdUSB 0x0310
The USB 3.1 specification replaces the USB 3.0 specification and all new
devices that are running at SuperSpeed or higher speeds must report a
bcdUSB of 0x0310.
Refer to USB 3.1 Specification, Revision 1.0, Section 9.6.
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 8b14c2a..ce5dbc5 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1499,7 +1499,7 @@
cdev->gadget->ep0->maxpacket;
if (gadget_is_superspeed(gadget)) {
if (gadget->speed >= USB_SPEED_SUPER) {
- cdev->desc.bcdUSB = cpu_to_le16(0x0300);
+ cdev->desc.bcdUSB = cpu_to_le16(0x0310);
cdev->desc.bMaxPacketSize0 = 9;
} else {
cdev->desc.bcdUSB = cpu_to_le16(0x0210);