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sdm845-common: Move LiveDisplay HAL default profile path to /data/misc/display

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* /data/display does not exist and we are unable to allow
  writing to /data/system since it's a neverallow. Instead
  we are creating /data/misc/display which coredomain is
  allowed to write to.

Change-Id: I1198c61177b75fd2ad460aafab5f2d5010b2ca63
This commit is contained in:
LuK1337 2019-06-17 11:31:36 +02:00 committed by Łukasz Patron
parent 4875e13d6a
commit f0e0e8184e
5 changed files with 9 additions and 6 deletions
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2
livedisplay/DisplayModes.cpp
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@ -28,7 +28,7 @@ namespace implementation {
static constexpr const char* kModePath =
"/sys/devices/platform/soc/ae00000.qcom,mdss_mdp/main_display/display_mode";
static constexpr const char* kDefaultPath = "/data/system/default_display_mode";
static constexpr const char* kDefaultPath = "/data/misc/display/default_display_mode";
const std::map<int32_t, DisplayModes::ModeInfo> DisplayModes::kModeMap = {
{0, {"Standard", "default"}},

3
livedisplay/lineage.livedisplay@2.0-service.oneplus_sdm845.rc
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@ -1,3 +1,6 @@
on post-fs-data
mkdir /data/misc/display 0770 system graphics
on boot
chmod 0660 /sys/devices/platform/soc/ae00000.qcom,mdss_mdp/main_display/display_mode
chmod 0660 /sys/devices/platform/soc/ae00000.qcom,mdss_mdp/main_display/hbm

2
sepolicy/private/file.te
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@ -17,4 +17,4 @@ type sysfs_oem, sysfs_type, fs_type;
type sysfs_usb_supply, sysfs_type, fs_type;
# data
type display_data_file, file_type, data_file_type, core_data_file_type;
type display_misc_file, file_type, data_file_type, core_data_file_type;

2
sepolicy/private/file_contexts
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@ -1,5 +1,5 @@
# Data files
/data/display(/.*)? u:object_r:display_data_file:s0
/data/misc/display(/.*)? u:object_r:display_misc_file:s0
# Files in rootfs
/bt_firmware(/.*)? u:object_r:bt_firmware_file:s0

6
sepolicy/private/hal_livedisplay_sdm845.te
View file

@ -4,9 +4,9 @@ hal_server_domain(hal_livedisplay_sdm845, hal_lineage_livedisplay)
type hal_livedisplay_sdm845_exec, exec_type, file_type;
init_daemon_domain(hal_livedisplay_sdm845)
# Allow LiveDisplay to store files under /data/display and access them
allow hal_livedisplay_sdm845 display_data_file:dir rw_dir_perms;
allow hal_livedisplay_sdm845 display_data_file:file create_file_perms;
# Allow LiveDisplay to store files under /data/misc/display and access them
allow hal_livedisplay_sdm845 display_misc_file:dir rw_dir_perms;
allow hal_livedisplay_sdm845 display_misc_file:file create_file_perms;
# Grant access over LiveDisplay tuneables
allow hal_livedisplay_sdm845 sysfs_livedisplay_tuneable:file rw_file_perms;