sdm710-common: Build KProfiles

- Inherit KProfiles.
- Address sepolicy.
- Define sysfs_kprofiles as a domain.
- Fix permission of nodes relevant to KProfiles at boot.

Signed-off-by: Cyber Knight <cyberknight755@gmail.com>

rootdir/etc/init.target.rc

@@ -100,6 +100,12 @@ on boot
     write /dev/cpuset/background/cpus 0-7
     write /dev/cpuset/system-background/cpus 0-7
 
+    # Allow system to manipulate KProfiles modes and parameters
+    chown system system /sys/module/kprofiles/parameters/auto_kprofiles
+    chmod 0660 /sys/module/kprofiles/parameters/auto_kprofiles
+    chown system system /sys/module/kprofiles/parameters/kp_mode
+    chmod 0660 /sys/module/kprofiles/parameters/kp_mode
+
 ####Regionalization config and prop files####
     chmod 0644 /persist/speccfg/spec
     chmod 0644 /persist/speccfg/devicetype

sdm710.mk

@@ -261,6 +261,10 @@ PRODUCT_PACKAGES += \
     vendor.lineage.livedisplay@2.0-service-sdm
 endif
 
+# KProfiles
+PRODUCT_PACKAGES += \
+    KProfiles
+
 # Media
 PRODUCT_PACKAGES += \
     libavservices_minijail \

sepolicy/vendor/file.te

@@ -10,3 +10,6 @@ type sysfs_msm_subsys, sysfs_type, fs_type;
 type sysfs_rpm, sysfs_type, fs_type;
 type sysfs_system_sleep_stats, sysfs_type, fs_type;
 type sysfs_tp, fs_type, sysfs_type;
+
+# KProfiles
+type sysfs_kprofiles, sysfs_type, fs_type;

sepolicy/vendor/genfs_contexts

@@ -6,3 +6,7 @@ genfscon proc /sys/kernel/sched_boost                 u:object_r:proc_sysctl_sch
 
 # DT2W
 genfscon sysfs /devices/virtual/touch/tp_dev/gesture_on u:object_r:sysfs_tp:s0
+
+# KProfiles
+genfscon sysfs /module/kprofiles/parameters/auto_kprofiles u:object_r:sysfs_kprofiles:s0
+genfscon sysfs /module/kprofiles/parameters/kp_mode u:object_r:sysfs_kprofiles:s0

sepolicy/vendor/init.te

@@ -1,3 +1,6 @@
 allow init self:netlink_route_socket rw_socket_perms_no_ioctl;
 allow init self:rawip_socket create_socket_perms_no_ioctl;
 allow init socket_device:sock_file { unlink setattr create };
+
+# Allow init to set attribute to sysfs_kprofiles
+allow init sysfs_kprofiles:file { setattr };

sepolicy/vendor/system_app.te

@@ -0,0 +1,2 @@
+# Allow KProfiles to be adjusted by a system app
+allow system_app sysfs_kprofiles:file rw_file_perms;