platform_system_sepolicy/public/hal_graphics_composer.te

# IComposerCallback
binder_call(hal_graphics_composer, surfaceflinger)

# GPU device access
allow hal_graphics_composer gpu_device:chr_file rw_file_perms;
allow hal_graphics_composer ion_device:chr_file r_file_perms;
allow hal_graphics_composer hal_graphics_allocator:fd use;

# Access /dev/graphics/fb0.
allow hal_graphics_composer graphics_device:dir search;
allow hal_graphics_composer graphics_device:chr_file rw_file_perms;

# Fences
allow hal_graphics_composer system_server:fd use;
allow hal_graphics_composer bootanim:fd use;
allow hal_graphics_composer appdomain:fd use;

# allow self to set SCHED_FIFO
allow hal_graphics_composer self:capability sys_nice;