sm7250-common: Enable color mode & set display calibration on color mode settings

* sRGB on Natural and Boosted
   Unmanaged on Saturated
   P3 on Automatic

 * Set color mode to Natural by default

 * Adjust display composition color spaces

Change-Id: If73eafa82395e80acf84445fcab2f1ce25a33e23
Signed-off-by: aswin7469 <aswinas@pixysos.com>

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

@@ -310,12 +310,37 @@
         <item>0:2:15</item> <!-- ID0:Fingerprint:Strong -->
     </string-array>
 
-    <!-- Indicate available ColorDisplayManager.COLOR_MODE_xxx. -->
+    <!-- List supported color modes. -->
     <integer-array name="config_availableColorModes">
-        <item>0</item>
+        <item>0</item> <!-- COLOR_MODE_NATURAL -->
-        <item>256</item>
+        <item>1</item> <!-- COLOR_MODE_BOOSTED -->
-        <item>257</item>
+        <item>2</item> <!-- COLOR_MODE_SATURATED -->
-        <item>258</item>
+        <item>3</item> <!-- COLOR_MODE_AUTOMATIC -->
-        <item>259</item>
     </integer-array>
+
+    <!-- The following two arrays specify which color space to use for display composition when a
+         certain color mode is active.
+         Composition color spaces are defined in android.view.Display.COLOR_MODE_xxx, and color
+         modes are defined in ColorDisplayManager.COLOR_MODE_xxx and
+         ColorDisplayManager.VENDOR_COLOR_MODE_xxx.
+         The color space COLOR_MODE_DEFAULT (0) lets the system select the most appropriate
+         composition color space for currently displayed content. Other values (e.g.,
+         COLOR_MODE_SRGB) override system selection; these other color spaces must be supported by
+         the device for for display composition.
+         If a color mode does not have a corresponding color space specified in this array, the
+         currently set composition color space will not be modified.-->
+    <integer-array name="config_displayCompositionColorModes">
+        <item>0</item> <!-- COLOR_MODE_NATURAL   -->
+        <item>1</item> <!-- COLOR_MODE_BOOSTED   -->
+        <item>2</item> <!-- COLOR_MODE_SATURATED -->
+        <item>3</item> <!-- COLOR_MODE_AUTOMATIC -->
+    </integer-array>
+
+    <integer-array name="config_displayCompositionColorSpaces">
+        <item>0</item> <!-- COLOR_MODE_DEFAULT    -->
+        <item>0</item> <!-- COLOR_MODE_DEFAULT    -->
+        <item>0</item> <!-- COLOR_MODE_DEFAULT    -->
+        <item>9</item> <!-- COLOR_MODE_DISPLAY_P3 -->
+    </integer-array>
+
 </resources>

rootdir/Android.mk

@@ -120,6 +120,14 @@ LOCAL_SRC_FILES    := etc/init.oem.rc
 LOCAL_MODULE_PATH  := $(TARGET_OUT_VENDOR_ETC)/init/hw
 include $(BUILD_PREBUILT)
 
+include $(CLEAR_VARS)
+LOCAL_MODULE       := init.color.rc
+LOCAL_MODULE_TAGS  := optional
+LOCAL_MODULE_CLASS := ETC
+LOCAL_SRC_FILES    := etc/init.color.rc
+LOCAL_MODULE_PATH  := $(TARGET_OUT_VENDOR_ETC)/init/hw
+include $(BUILD_PREBUILT)
+
 include $(CLEAR_VARS)
 LOCAL_MODULE       := init.qcom.factory.rc
 LOCAL_MODULE_TAGS  := optional

rootdir/etc/init.color.rc

@@ -0,0 +1,18 @@
+on boot
+    chown system system  /sys/class/drm/card0-DSI-1/native_display_p3_mode
+    chown system system  /sys/class/drm/card0-DSI-1/native_display_srgb_color_mode
+
+# Set sRGB calibration on Natural and Boosted Mode.
+on property:persist.sys.sf.native_mode=0
+    write /sys/class/drm/card0-DSI-1/native_display_p3_mode 0
+    write /sys/class/drm/card0-DSI-1/native_display_srgb_color_mode 1
+
+# Set unmanaged calibration on Saturated Mode.
+on property:persist.sys.sf.native_mode=1
+    write /sys/class/drm/card0-DSI-1/native_display_srgb_color_mode 0
+    write /sys/class/drm/card0-DSI-1/native_display_p3_mode 0
+
+# Set P3 calibration on Adaptive/Automatic Mode.
+on property:persist.sys.sf.native_mode=2
+    write /sys/class/drm/card0-DSI-1/native_display_srgb_color_mode 0
+    write /sys/class/drm/card0-DSI-1/native_display_p3_mode 1

sepolicy/vendor/file.te

@@ -22,3 +22,4 @@ type sysfs_tpd, fs_type, sysfs_type;
 type sysfs_tri_state_key, sysfs_type, fs_type;
 type sysfs_vl53l1, fs_type, sysfs_type;
 type vendor_sysfs_video_call_on, fs_type, sysfs_type;
+type sysfs_color, fs_type, sysfs_type;

sepolicy/vendor/genfs_contexts

@@ -17,6 +17,8 @@ genfscon sysfs /devices/platform/soc/ae00000.qcom,mdss_mdp/drm/card0/card0-DSI-1
 genfscon sysfs /devices/platform/soc/ae00000.qcom,mdss_mdp/drm/card0/card0-DSI-1/hbm                                   u:object_r:sysfs_livedisplay_tuneable:s0
 genfscon sysfs /devices/platform/soc/ae00000.qcom,mdss_mdp/drm/card0/card0-DSI-1/notify_dim                            u:object_r:sysfs_fod:s0
 genfscon sysfs /devices/platform/soc/ae00000.qcom,mdss_mdp/drm/card0/card0-DSI-1/notify_fppress                        u:object_r:sysfs_fod:s0
+genfscon sysfs /devices/platform/soc/ae00000.qcom,mdss_mdp/drm/card0/card0-DSI-1/native_display_p3_mode                u:object_r:sysfs_color:s0
+genfscon sysfs /devices/platform/soc/ae00000.qcom,mdss_mdp/drm/card0/card0-DSI-1/native_display_srgb_color_mode        u:object_r:sysfs_color:s0
 genfscon sysfs /devices/platform/soc/soc:tri_state_key/hall_data_calib                                                 u:object_r:sysfs_tri_state_key:s0
 genfscon sysfs /module/memplus_core/parameters                                                                         u:object_r:sysfs_memplus:s0
 genfscon sysfs /module/qpnp_smb5/parameters/call_on                                                                    u:object_r:sysfs_dash_charger:s0

sepolicy/vendor/hal_display_default.te

@@ -12,6 +12,8 @@ binder_call(hal_display_default, vendor_hal_display_color)
 
 allow hal_display_default vendor_hal_display_postproc_hwservice:hwservice_manager find;
 
+allow hal_display_default sysfs_color:file rw_file_perms;
+
 allow hal_display_default sysfs:file rw_file_perms;
 allow hal_display_default sysfs_fod:file rw_file_perms;