NekoSakura/android_device_mediatek_sepolicy
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[ALPS04382560] MDP: open mdp device fail

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[Detail]
1. Change /proc/mdp/device to /dev/mdp_device
2. Modify kernel driver change device node
3. Modify init.rc change device owner
4. Add selinux policy

MTK-Commit-Id: 08cf6d6ee97647a5f1262f475b79b420b616e527

Change-Id: I2bd7ee983116294dd62f247a9d30a67655316bd8
CR-Id: ALPS04382560
Feature: [Module]MDP Driver
This commit is contained in:
Zhongchao Xia 2020-01-18 10:12:32 +08:00
parent 4973f6afc9
commit 379de5a9b0
5 changed files with 20 additions and 0 deletions
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4
non_plat/app.te
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@ -35,3 +35,7 @@ allowxperm appdomain proc_perfmgr:file ioctl {
FPSGO_QUEUE_CONNECT
FPSGO_BQID
};
# Date : W19.4
# Purpose : Allow MDP user access mdp driver
allow appdomain mdp_device:chr_file rw_file_perms;

1
non_plat/device.te
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@ -226,6 +226,7 @@ type boot_para_block_device,dev_type;
type mtk_dfrc_device, dev_type;
type vbmeta_block_device, dev_type;
type alarm_device, dev_type;
type mdp_device, dev_type;
##########################
# Sensor common Devices Start

1
non_plat/file_contexts
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@ -207,6 +207,7 @@
/dev/mtk_sched(/.*)? u:object_r:mtk_sched_device:s0
/dev/MTK_SMI(/.*)? u:object_r:MTK_SMI_device:s0
/dev/mtk_cmdq(/.*)? u:object_r:mtk_cmdq_device:s0
/dev/mdp_device(/.*)? u:object_r:mdp_device:s0
/dev/mdp_sync(/.*)? u:object_r:mtk_mdp_device:s0
/dev/mtk_rrc(/.*)? u:object_r:mtk_rrc_device:s0
/dev/mtk_dfrc(/.*)? u:object_r:mtk_dfrc_device:s0

4
non_plat/hal_graphics_composer_default.te
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@ -50,6 +50,10 @@ set_prop(hal_graphics_composer_default, graphics_hwc_latch_unsignaled_prop)
#============= hal_graphics_composer_default ==============
allow hal_graphics_composer_default mtk_mdp_device:chr_file { read write open ioctl };
allow hal_graphics_composer_default mdp_device:chr_file rw_file_perms;
allow hal_graphics_composer_default tee_device:chr_file rw_file_perms;
allowxperm hal_graphics_composer_default proc_ged:file ioctl {
GED_BRIDGE_IO_LOG_BUF_GET
GED_BRIDGE_IO_GE_INFO

10
non_plat/surfaceflinger.te
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@ -81,3 +81,13 @@ GED_BRIDGE_IO_IOCTLCMD_0F
GED_BRIDGE_IO_IOCTLCMD_10
GED_BRIDGE_IO_MONITOR_3D_FENCE
};
# Date : WK19.4
# Operation : P Migration
# Purpose: Allow to access /dev/mdp_device driver
allow surfaceflinger mdp_device:chr_file rw_file_perms;
# Date : WK19.09
# Purpose: Allow to access property dev/mdp_sync
#============= surfaceflinger ==============
allow surfaceflinger mtk_mdp_device:chr_file rw_file_perms;