Evolution-X-Tensor/device_google_zumapro
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Allow tachyon service to make binder calls to GCA

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This permission is needed for tachyon service to call callbacks.

AVC Error seen when tachyon tries accessing GCA:
12-02 11:40:03.212  6987  6987 W com.google.edge: type=1400 audit(0.0:17): avc:  denied  { call } for  scontext=u:r:edgetpu_tachyon_server:s0 tcontext=u:r:google_camera_app:s0:c145,c256,c512,c768 tclass=binder permissive=0
12-03 07:12:26.424  4166  4166 W com.google.edge: type=1400 audit(0.0:254): avc:  denied  { call } for  scontext=u:r:edgetpu_tachyon_server:s0 tcontext=u:r:debug_camera_app:s0:c67,c257,c512,c768 tclass=binder permissive=0

Bug: 381787911
Flag: EXEMPT updates device sepolicy only
Change-Id: Iaa61d70cdffb75024c497482f4c0a6cab493bec3
This commit is contained in:
Dinesh Yadav 2024-12-06 04:07:23 +00:00
parent fb4abe21a2
commit 1e5b6fb9eb
2 changed files with 8 additions and 1 deletions
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4
vendor/debug_camera_app.te vendored
View file

@ -1,4 +1,8 @@
# File containing sepolicies for GCA-Eng & GCA-Next.
userdebug_or_eng(`
# Allows GCA_Eng & GCA-Next to access the hw_jpeg /dev/video12.
allow debug_camera_app hw_jpg_device:chr_file rw_file_perms;
# Allows tachyon_service to communicate with GCA-Eng via binder.
binder_call(edgetpu_tachyon_server, debug_camera_app);
')

3
vendor/google_camera_app.te vendored
View file

@ -8,3 +8,6 @@ allow google_camera_app edgetpu_device:chr_file { getattr read write ioctl map }
# Allows GCA to access the hw_jpeg /dev/video12.
allow google_camera_app hw_jpg_device:chr_file rw_file_perms;
# Allows tachyon service to communicate with google_camera_app via binder.
binder_call(edgetpu_tachyon_server, google_camera_app);