Merge branch 'whitechapel' into android-gs-pixel-5.10

* whitechapel:
  GKI: edgetpu: Remove unused variable *tz
  edgetpu: sleep between p-channel handshake attempts
  edgetpu: abrolhos: handle PM_QOS and BTS requests
  edgetpu: add reverse KCI handler
  edgetpu: fix memory leak in edgetpu_device_group_map
  edgetpu: fix asynchronous utility crash
  edgetpu: add warning when mmap-ing the full CSR
  edgetpu: add accessor function for utilization stats
  edgetpu: asynchronously map sgt
  edgetpu: don't update stats if device powered down
  edgetpu: add DRAM used accessor function
  edgetpu: only poll mailbox activity for KCI+VII mailboxes in ISR
  edgetpu: load_firmware read "[none]" if firmware is not valid

  Signed-off-by: Nrithya Kanakasabapathy <nrithya@google.com>

Change-Id: I053c982a54cff2981785e22ab7a392ec2f851338