usb: cdnsp: Fix issue with detecting USB 3.2 speed

commit 2852788c upstream.

Patch adds support for detecting SuperSpeedPlus Gen1 x2 and
SuperSpeedPlus Gen2 x2 speed.

Fixes: 3d829045 ("usb: cdnsp: cdns3 Add main part of Cadence USBSSP DRD Driver")
Cc: stable <stable@kernel.org>
Signed-off-by: Pawel Laszczak <pawell@cadence.com>
Acked-by: Peter Chen <peter.chen@kernel.org>
Link: https://lore.kernel.org/r/PH7PR07MB95387AD98EDCA695FECE52BADD96A@PH7PR07MB9538.namprd07.prod.outlook.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>