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

* whitechapel:
  edgetpu: add missing "static" keyword to ioctl
  edgetpu: unittests ioctl firmware version
  edgetpu: add firmware version ioctl handler
  edgetpu: remove EDGETPU_CREATE_GROUP_COMPAT
  edgetpu: unittests fix UAF in debugfs tests
  edgetpu: allow connection to edgetpu fops from wrapper drivers

Signed-off-by: Nrithya Kanakasabapathy <nrithya@google.com>
Change-Id: Iaa7b5543d930687bf42505e63b3f5726cc2bc156