display: Add API to set luminance

-Add API to set min/max luminance range for given display.
-Add API to query if underlying display is builtin display.

Change-Id: Ic53c14a12718792203c0e5c71505bdedbd819bea

display/config/1.9/IDisplayConfig.hal

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2019 The Linux Foundation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *    * Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *    * Redistributions in binary form must reproduce the above
+ *      copyright notice, this list of conditions and the following
+ *      disclaimer in the documentation and/or other materials provided
+ *      with the distribution.
+ *    * Neither the name of The Linux Foundation. nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package vendor.display.config@1.9;
+
+import @1.8::IDisplayConfig;
+
+interface IDisplayConfig extends @1.8::IDisplayConfig {
+    /*
+     * Sets the min and max luminance attributes required for dynamic
+     * tonemapping of external device.
+     *
+     * @param disp_id display identifier used between client & service
+     * @param min_lum min luminance supported by external device
+     * @param max_lum max luminance supported by external device
+     *
+     * @return error is NONE upon success.
+     */
+    @callflow(next="*")
+    setPanelLuminanceAttributes(uint32_t disp_id, float min_lum, float max_lum)
+                                generates (int32_t error);
+
+    /*
+     * Query if the underlying display is of Built-In Type.
+     *
+     * @param disp_id display identifier used between client & service
+     * @return is_builtin true if display is of Built-In type
+     */
+    @callflow(next="*")
+    isBuiltInDisplay(uint32_t disp_id) generates (bool is_builtin);
+};

display/current.txt

@@ -44,3 +44,4 @@ f852a7cf003eaf02a26784dff919ea1f334308df888f406962bfdb08ab51b59e vendor.display.
 bff30d77ca2327e719a4bd6938bad222c5f1a87f0517b8baf9ef5c3edd0bdc35 vendor.display.config@1.6::IDisplayConfig
 ccf20944596b1cd140769257bdb93d10244b256d47e296ec84d41ed1261c1089 vendor.display.config@1.7::IDisplayConfig
 a34b984a4eee8b76a123390002843f050288a92f0f0c6b8d576930f738858f4c vendor.display.config@1.8::IDisplayConfig
+fd36f8dbe80403d93f0e94651ae4efa1aa22053351e7783f5d99457cff9dbacc vendor.display.config@1.9::IDisplayConfig