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

* whitechapel:
  edgetpu: send OPEN KCI only if wakelock acquired
  edgetpu: remove etdev state check for group join
  edgetpu: remove implicit wakelock on device open
  edgetpu: power on before group finalization
  edgetpu: simplify edgetpu_mailbox_init_vii
  edgetpu: init VII only when necessary
  edgetpu: move VII init from alloc to finalize
  edgetpu: add edgetpu_mailbox_validate_attr
  edgetpu: add snippets for mailbox at(de)taching
  edgetpu: code style fix on suspend/resume functions

Signed-off-by: Nrithya Kanakasabapathy <nrithya@google.com&gt;0>
Change-Id: I7c8373ce473078101581e9f1588ddf76064de873