msm8974-common: Build Samsung LiveDisplay service

Change-Id: I74d38aa0df3179bb00b942135e8ff055aa8a5658

BoardConfigCommon.mk

@@ -1,5 +1,5 @@
 # Copyright (C) 2012 The CyanogenMod Project
-# Copyright (C) 2017-2018 The LineageOS Project
+# Copyright (C) 2017-2019 The LineageOS Project
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -47,9 +47,6 @@ BOARD_CHARGING_CMDLINE_NAME := "androidboot.bootchg"
 BOARD_CHARGING_CMDLINE_VALUE := "true"
 WITH_LINEAGE_CHARGER := false
 
-# CMHW
-BOARD_HARDWARE_CLASS += device/samsung/msm8974-common/lineagehw
-
 # Dexpreopt
 ifeq ($(HOST_OS),linux)
   ifneq ($(TARGET_BUILD_VARIANT),eng)

lineagehw/org/lineageos/hardware/SunlightEnhancement.java

@@ -1,89 +0,0 @@
-/*
- * Copyright (C) 2016 The CyanogenMod Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.lineageos.hardware;
-
-import org.lineageos.internal.util.FileUtils;
-
-/**
- * Sunlight Readability Enhancement support, aka Facemelt Mode.
- *
- * Brightens up the screen via image processing or other tricks when
- * under aggressive lighting conditions. Usually depends on CABC
- * support.
- */
-public class SunlightEnhancement {
-
-    private static final String FILE_SRE = "/sys/class/mdnie/mdnie/outdoor";
-    private static final String FILE_HBM = "/sys/class/lcd/panel/panel/auto_brightness";
-
-    /**
-     * Whether device supports SRE
-     *
-     * @return boolean Supported devices must return always true
-     */
-    public static boolean isSupported() {
-        return FileUtils.isFileWritable(FILE_SRE) &&
-                FileUtils.isFileReadable(FILE_SRE) &&
-                FileUtils.isFileWritable(FILE_HBM) &&
-                FileUtils.isFileReadable(FILE_HBM);
-    }
-
-    /**
-     * This method return the current activation status of SRE
-     *
-     * @return boolean Must be false when SRE is not supported or not activated, or
-     * the operation failed while reading the status; true in any other case.
-     */
-    public static boolean isEnabled() {
-        return "1".equals(FileUtils.readOneLine(FILE_SRE)) &&
-                "6".equals(FileUtils.readOneLine(FILE_HBM));
-    }
-
-    /**
-     * This method allows to setup SRE.
-     *
-     * @param status The new SRE status
-     * @return boolean Must be false if SRE is not supported or the operation
-     * failed; true in any other case.
-     */
-    public static boolean setEnabled(boolean status) {
-        return FileUtils.writeLine(FILE_SRE, status ? "1" : "0") &&
-                FileUtils.writeLine(FILE_HBM, status ? "6" : "0");
-    }
-
-    /**
-     * Whether adaptive backlight (CABL / CABC) is required to be enabled
-     *
-     * @return boolean false if adaptive backlight is not a dependency
-     */
-    public static boolean isAdaptiveBacklightRequired() {
-        return false;
-    }
-
-    /**
-     * Set this to true if the implementation is self-managed and does
-     * it's own ambient sensing. In this case, setEnabled is assumed
-     * to toggle the feature on or off, but not activate it. If set
-     * to false, LiveDisplay will call setEnabled when the ambient lux
-     * threshold is crossed.
-     *
-     * @return true if this enhancement is self-managed
-     */
-    public static boolean isSelfManaged() {
-        return false;
-    }
-}

manifest.xml

@@ -216,6 +216,31 @@
             <instance>default</instance>
         </interface>
     </hal>
+    <hal format="hidl">
+        <name>vendor.lineage.livedisplay</name>
+        <transport>hwbinder</transport>
+        <version>2.0</version>
+        <interface>
+            <name>IAdaptiveBacklight</name>
+            <instance>default</instance>
+        </interface>
+        <interface>
+            <name>IDisplayColorCalibration</name>
+            <instance>default</instance>
+        </interface>
+        <interface>
+            <name>IDisplayModes</name>
+            <instance>default</instance>
+        </interface>
+        <interface>
+            <name>IReadingEnhancement</name>
+            <instance>default</instance>
+        </interface>
+        <interface>
+            <name>ISunlightEnhancement</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
     <hal format="hidl">
         <name>vendor.lineage.trust</name>
         <transport>hwbinder</transport>

msm8974.mk

@@ -1,5 +1,5 @@
 # Copyright (C) 2012 The CyanogenMod Project
-# Copyright (C) 2017-2018 The LineageOS Project
+# Copyright (C) 2017-2019 The LineageOS Project
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -141,6 +141,10 @@ PRODUCT_COPY_FILES += \
 PRODUCT_PACKAGES += \
     android.hardware.keymaster@3.0-impl
 
+# LiveDisplay
+PRODUCT_PACKAGES += \
+    vendor.lineage.livedisplay@2.0-service.samsung-qcom
+
 # Media
 PRODUCT_COPY_FILES += \
     frameworks/av/media/libstagefright/data/media_codecs_google_audio.xml:$(TARGET_COPY_OUT_VENDOR)/etc/media_codecs_google_audio.xml \

sepolicy/common/file_contexts

@@ -21,6 +21,7 @@
 # executeables
 /system/vendor/bin/macloader                            u:object_r:macloader_exec:s0
 /(vendor|system/vendor)/bin/hw/android\.hardware\.sensors@1\.0-service.samsung8974        u:object_r:hal_sensors_default_exec:s0
+/(vendor|system/vendor)/bin/hw/vendor\.lineage\.livedisplay@2\.0-service\.samsung-qcom    u:object_r:hal_lineage_livedisplay_default_exec:s0
 /(vendor|system/vendor)/bin/hw/vendor\.lineage\.touch@1\.0-service\.samsung               u:object_r:hal_lineage_touch_default_exec:s0
 
 # firmware

sepolicy/common/hal_lineage_livedisplay_default.te

@@ -0,0 +1,9 @@
+allow hal_lineage_livedisplay_default {
+    sysfs_graphics
+    sysfs_mdnie
+}:dir search;
+
+allow hal_lineage_livedisplay_default {
+    sysfs_graphics
+    sysfs_mdnie
+}:file rw_file_perms;

sepolicy/common/system_server.te

@@ -1,5 +1,3 @@
-allow system_server sysfs_mdnie:file rw_file_perms;
-
 allow system_server {
     efs_file
     mpctl_data_file