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Add SEPolicy for audio HAL to use EdgeTpu

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The added policies for Audio HAL (`hal_audio_default`) are exactly the same as Camera HAL (`hal_camera_default`).

Background: Audio team is migrating audio processing offload to TPU. POR is for Android U QPR.
Design doc: https://docs.google.com/document/d/1KarcXFbfiJVxHDFgT5AYNE0-tUc0cr_63dCNK-5HQys/edit?resourcekey=0-J-4NEenhAWuoa5Ou7ZGYgw

Bug: 289466639
Change-Id: I02b7ba4e4956b0db615b21a88dc47b615cc66e44
Test: It was tested in above Bug that Audio HAL could use EdgeTpu
This commit is contained in:
feiyuchen 2023-06-26 02:00:24 +00:00 • committed by Feiyu Chen
parent d0e028f175
commit 9f6785063a
1 changed files with 14 additions and 0 deletions
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edgetpu/sepolicy/hal_audio_default.te Normal file
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# Allow the audio hal to access the EdgeTPU service and the
# Android shared memory allocated by the EdgeTPU service for
# on-device compilation.
allow hal_audio_default edgetpu_device:chr_file rw_file_perms;
allow hal_audio_default edgetpu_vendor_service:service_manager find;
binder_call(hal_audio_default, edgetpu_vendor_server)
# Allow edgetpu_app_service as well, due to the EdgeTpu metrics logging
# library has a dependency on edgetpu_app_service, see b/275016466.
allow hal_audio_default edgetpu_app_service:service_manager find;
binder_call(hal_audio_default, edgetpu_app_server)
# Allow audio HAL to read tflite Darwinn delegate properties
get_prop(hal_audio_default, vendor_tflite_delegate_prop)