feiyuchen 93c25dcb0d Add missing SEPolicy for audio HAL to use EdgeTpu lib
Some policies were missing. This CL adds them.

Bug: 340369535
Test: Default presubmit. To be tested on device
Change-Id: I8a124d644906ffc622598ac0bf6079d704197a33
2024-05-15 18:08:31 +00:00

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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)
# Allow audio HAL to read DarwiNN runtime properties
get_prop(hal_audio_default, vendor_edgetpu_runtime_prop)
# Allow audio HAL to read hetero runtime properties
get_prop(hal_audio_default, vendor_hetero_runtime_prop)
# Allow DMA Buf access.
allow hal_audio_default dmabuf_system_heap_device:chr_file r_file_perms;
# Allow audio HAL to connect to the stats service for logging EdgeTpu metrics.
allow hal_audio_default fwk_stats_service:service_manager find;
# Allow audio HAL to send EdgeTpu trace packets to Perfetto.
# Enable for prod devices, see: go/darwinn-perfetto-critical-events
perfetto_producer(hal_audio_default)