sdm845-common: Enable double tap to wake support

Change-Id: I5e2eca2b2bfb843c2c6601bea53b141d3519e402

BoardConfigCommon.mk

@@ -88,6 +88,9 @@ TARGET_USES_MKE2FS := true
 
 TARGET_COPY_OUT_VENDOR := vendor
 
+# Power
+TARGET_TAP_TO_WAKE_NODE := "/proc/touchpanel/wake_gesture"
+
 # QCOM
 BOARD_USES_QCOM_HARDWARE := true
 

overlay/frameworks/base/core/res/res/values/config.xml

@@ -339,4 +339,7 @@
 
     <!-- True if the device supports Sustained Performance Mode-->
     <bool name="config_sustainedPerformanceModeSupported">true</bool>
+
+    <!-- Whether device supports double tap to wake -->
+    <bool name="config_supportDoubleTapWake">true</bool>
 </resources>

rootdir/etc/init.qcom.rc

@@ -2,3 +2,7 @@ on init
     mount none /system/lib64/hw/power.qcom.so /vendor/lib64/hw/power.qcom.so bind
     mount none /system/lib/hw/power.qcom.so /vendor/lib/hw/power.qcom.so bind
     mount none /system/lib/modules/wlan.ko /vendor/lib/modules/qca_cld3_wlan.ko bind
+
+on boot
+    chown system system /proc/touchpanel/wake_gesture
+    chmod 0660 /proc/touchpanel/wake_gesture

sepolicy/private/file.te

@@ -2,3 +2,4 @@ type adsprpcd_file, file_type;
 type bt_firmware_file, file_type;
 type firmware_file, file_type;
 type persist_file, file_type;
+type sysfs_touchpanel, sysfs_type, fs_type;

sepolicy/private/file_contexts

@@ -7,6 +7,9 @@
 /firmware(/.*)?          u:object_r:firmware_file:s0
 /persist(/.*)?           u:object_r:persist_file:s0
 
+# Input nodes
+/sys/devices/platform/soc/a98000\.i2c/i2c-3/3-[0-9a-f]+/input/input[0-9]+/wake_gesture u:object_r:sysfs_touchpanel:s0
+
 # Modules
 /system/lib/modules/wlan\.ko    u:object_r:vendor_file:s0
 

sepolicy/private/hal_power.te

@@ -0,0 +1 @@
+allow hal_power sysfs_touchpanel:file w_file_perms;