[Bug] USB 3.1 Gen2 works as 5Gbps

It was merged in intel next branch and hasn't been merged to mainline.
Commit id:
7bea22b124d77845c85a62eaa29a85ba6cc2f899

This is the patch. https://marc.info/?l=linux-usb&m=150574540926357&w=2

This bug was fixed in the package linux - 4.13.0-15.16

---------------
linux (4.13.0-15.16) artful; urgency=low

  * linux: 4.13.0-15.16 -proposed tracker (LP: #1721373)

  * Boot regression on POWER9 (LP: #1721391)
    - Revert "crypto/nx: Add P9 NX support for 842 compression engine"
    - Revert "crypto/nx: Add P9 NX specific error codes for 842 engine"
    - Revert "crypto/nx: Use kzalloc for workmem allocation"
    - Revert "crypto/nx: Add nx842_add_coprocs_list function"
    - Revert "crypto/nx: Create nx842_delete_coprocs function"
    - Revert "crypto/nx: Create nx842_configure_crb function"
    - Revert "crypto/nx: Rename nx842_powernv_function as icswx function"
    - Revert "UBUNTU: [Config] CONFIG_PPC_VAS=y"
    - Revert "powerpc/powernv/vas: Define copy/paste interfaces"
    - Revert "powerpc/powernv/vas: Define vas_tx_win_open()"
    - Revert "powerpc/powernv/vas: Define vas_win_close() interface"
    - Revert "powerpc/powernv/vas: Define vas_rx_win_open() interface"
    - Revert "powerpc/powernv/vas: Define helpers to alloc/free windows"
    - Revert "powerpc/powernv/vas: Define helpers to init window context"
    - Revert "powerpc/powernv/vas: Define helpers to access MMIO regions"
    - Revert "powerpc/powernv/vas: Define vas_init() and vas_exit()"
    - Revert "powerpc/powernv: Move GET_FIELD/SET_FIELD to vas.h"
    - Revert "powerpc/powernv/vas: Define macros, register fields and structures"
    - Revert "powerpc/powernv: Enable PCI peer-to-peer"
    - Revert "powerpc/powernv: Add support to set power-shifting-ratio"
    - Revert "powerpc/powernv: Add support for powercap framework"
    - Revert "powerpc/perf: Add nest IMC PMU support"
    - Revert "powerpc/powernv: Detect and create IMC device"
    - Revert "powerpc/powernv: Add IMC OPAL APIs"

  * smartpqi patches for Artful (LP: #1721381)
    - scsi: smartpqi: add pqi reset quiesce support
    - scsi: smartpqi: enhance BMIC cache flush
    - scsi: smartpqi: update pqi passthru ioctl
    - scsi: smartpqi: cleanup doorbell register usage.
    - scsi: smartpqi: update kexec and power down support
    - scsi: smartpqi: add in new controller ids
    - scsi: smartpqi: change driver version to 1.1.2-125

  * CONFIG_DEBUG_FS is not enabled by "make zfcpdump_defconfig" with Ubuntu
    17.10 (kernel 4.13) (LP: #1719290)
    - SAUCE: s390: update zfcpdump_defconfig

  * [Feature] PXE boot with Intel Omni-Path (LP: #1712031)
    - d-i: Add hfi1 to nic-modules

  * [Feature]CNL:New device IDs for CNL (LP: #1685729)
    - pinctrl: intel: Add Intel Cannon Lake PCH-H pin controller support

linux (4.13.0-14.15) artful; urgency=low

  * linux: 4.13.0-14.15 -proposed tracker (LP: #1721122)

  * [Artful] ltp rwtest - Unable to handle kernel paging request at virtual
    address (LP: #1721067)
    - arm64: mm: Use READ_ONCE when dereferencing pointer to pte table

  * linux 4.13.0-13.14 ADT test failure with linux 4.13.0-13.14 (LP: #1720779)
    - SAUCE: LSM stacking: check for invalid zero sized writes

  * Add installer support for Broadcom BCM573xx network drivers. (LP: #1720466)
    - d-i: Add bnxt_en to nic-modules.

  * Miscellaneous Ubuntu changes
    - [Packaging] Include arch/arm6...

Verification:

root@CFLS:/home/test# lspci -s 14.0 -v
00:14.0 USB controller: Intel Corporation Device a36d (rev 01) (prog-if 30 [XHCI])
Subsystem: Intel Corporation Device 7270
Flags: bus master, medium devsel, latency 0, IRQ 123
Memory at b1220000 (64-bit, non-prefetchable) [size=64K]
Capabilities: [70] Power Management version 2
Capabilities: [80] MSI: Enable+ Count=1/8 Maskable- 64bit+
Capabilities: [90] Vendor Specific Information: Len=14 <?>
Kernel driver in use: xhci_hcd
root@CFLS:/home/test# lsusb -t
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 10000M (10Gbps)
__ Port 6: Dev 3, If 0, Class=Mass Storage, Driver=uas, 5000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/16p, 480M
__ Port 7: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
__ Port 7: Dev 2, If 1, Class=Human Interface Device, Driver=usbhid, 1.5M
__ Port 8: Dev 3, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
__ Port 14: Dev 4, If 0, Class=Wireless, Driver=btusb, 12M
__ Port 14: Dev 4, If 1, Class=Wireless, Driver=btusb, 12M
From the output, 10Gbps is supported.