2020-01-18 09:29:32 +08:00
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# ==============================================
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# MTK Policy Rule
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# ============
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# Data : WK14.42
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# Operation : Migration
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# Purpose : Video playback
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allow surfaceflinger sw_sync_device:chr_file { rw_file_perms };
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allow surfaceflinger debug_prop:property_service set;
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# Date : WK16.33
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# Purpose: Allow to access ged for gralloc_extra functions
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2020-01-18 09:29:41 +08:00
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allow surfaceflinger proc_ged:file {open read write ioctl getattr};
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2020-01-18 09:29:32 +08:00
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# Date : W16.42
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# Operation : Integration
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# Purpose : DRM / DRI GPU driver required
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allow surfaceflinger gpu_device:dir search;
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# Date : WK17.12
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# Purpose: Fix bootup fail
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2020-01-18 09:43:36 +08:00
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allow surfaceflinger proc_bootprof:file r_file_perms;
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2020-01-18 09:29:32 +08:00
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#============= surfaceflinger ==============
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allow surfaceflinger debugfs_ion:dir search;
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# Date : WK17.30
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# Operation : O Migration
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# Purpose: Allow to access cmdq driver
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allow surfaceflinger mtk_cmdq_device:chr_file { read ioctl open };
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# Date : W17.39
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# Perform Binder IPC.
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binder_use(surfaceflinger)
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binder_call(surfaceflinger, binderservicedomain)
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binder_call(surfaceflinger, appdomain)
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binder_call(surfaceflinger, mtkbootanimation)
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binder_service(surfaceflinger)
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allow surfaceflinger mtkbootanimation:dir search;
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allow surfaceflinger mtkbootanimation:file { read getattr open };
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# Date : W17.43
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# Operation : Migration
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# Purpose: Allow to access perfmgr
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allow surfaceflinger proc_perfmgr:dir {read search};
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2020-01-18 09:29:41 +08:00
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allow surfaceflinger proc_perfmgr:file {open read ioctl};
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2020-01-18 10:09:36 +08:00
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allowxperm surfaceflinger proc_perfmgr:file ioctl {
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FPSGO_QUEUE
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FPSGO_DEQUEUE
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FPSGO_QUEUE_CONNECT
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FPSGO_BQID
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FPSGO_VSYNC
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};
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2020-01-18 09:29:32 +08:00
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# Date : WK17.43
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# Operation : Debug
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# Purpose: Allow to dump HWC backtrace
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get_prop(surfaceflinger, graphics_hwc_pid_prop)
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2020-01-18 10:05:54 +08:00
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get_prop(surfaceflinger, graphics_hwc_latch_unsignaled_prop)
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2020-01-18 09:29:32 +08:00
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allow surfaceflinger hal_graphics_composer_default:dir search;
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allow surfaceflinger hal_graphics_composer_default:lnk_file read;
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2020-01-18 10:07:14 +08:00
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# Date : WK18.36
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# Operation : Debug
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# Purpose: Allow to dump buffer queue
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get_prop(surfaceflinger, debug_bq_dump_prop)
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2020-01-18 10:09:09 +08:00
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allowxperm surfaceflinger proc_perfmgr:file ioctl {GED_BRIDGE_IO_LOG_BUF_GET GED_BRIDGE_IO_BOOST_GPU_FREQ GED_BRIDGE_IO_QUERY_INFO};
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2020-01-18 10:10:36 +08:00
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allowxperm surfaceflinger proc_ged:file ioctl {
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GED_BRIDGE_IO_LOG_BUF_GET
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GED_BRIDGE_IO_BOOST_GPU_FREQ
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GED_BRIDGE_IO_QUERY_INFO
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GED_BRIDGE_IO_GE_GET
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GED_BRIDGE_IO_LOG_BUF_WRITE
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2020-01-18 10:10:51 +08:00
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GED_BRIDGE_IO_GE_SET
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GED_BRIDGE_IO_GE_ALLOC
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GED_BRIDGE_IO_GE_INFO
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GED_BRIDGE_IO_IOCTLCMD_0F
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GED_BRIDGE_IO_IOCTLCMD_10
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GED_BRIDGE_IO_MONITOR_3D_FENCE
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2020-01-18 10:10:36 +08:00
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};
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2020-01-18 10:12:32 +08:00
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# Date : WK19.4
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# Operation : P Migration
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# Purpose: Allow to access /dev/mdp_device driver
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allow surfaceflinger mdp_device:chr_file rw_file_perms;
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# Date : WK19.09
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# Purpose: Allow to access property dev/mdp_sync
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#============= surfaceflinger ==============
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allow surfaceflinger mtk_mdp_device:chr_file rw_file_perms;
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