Comment 187 for bug 1667750

If the same device is connected to an Intel Core I5-6200 system (USB3 port), the log looks different to the AMD RYZEN system.

[ 204.231872] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.231901] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.231940] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.231980] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.232020] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.232188] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.232226] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.232275] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.232304] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.232345] mt76x0u 1-1:1.0: rx urb failed: -71
[ 204.233284] xhci_hcd 0000:00:14.0: WARN Cannot submit Set TR Deq Ptr
[ 204.233291] xhci_hcd 0000:00:14.0: A Set TR Deq Ptr command is pending.
[ 204.263427] mt76x0u 1-1:1.0: TX DMA did not stop
[ 207.596726] mt76x0u 1-1:1.0: Warning: MAC TX did not stop!
[ 209.650050] mt76x0u 1-1:1.0: Warning: MAC RX did not stop!
[ 209.651133] mt76x0u 1-1:1.0: RX DMA did not stop

Also I noticed some changes in xhci-ring.c between 5.1.7 and 5.2_rc4. Maybe they'll fix the problem. I didn't tested it, yet.