From 2a09bb321930e1f782599ec902bca1db58b9af77 Mon Sep 17 00:00:00 2001
From: Jeff Brown <jeffbrown@google.com>
Date: Mon, 8 Oct 2012 19:13:57 -0700
Subject: [PATCH] Add blankDisplay/unblankDisplay to SurfaceComposerClient.

Bug: 7309812
Change-Id: Ia401d642094a46c62f0d26c65da1d11341e203a1
---
 include/gui/SurfaceComposerClient.h | 6 ++++++
 libs/gui/SurfaceComposerClient.cpp  | 8 ++++++++
 2 files changed, 14 insertions(+)

diff --git a/include/gui/SurfaceComposerClient.h b/include/gui/SurfaceComposerClient.h
index bae388615..581ec8d47 100644
--- a/include/gui/SurfaceComposerClient.h
+++ b/include/gui/SurfaceComposerClient.h
@@ -67,6 +67,12 @@ public:
     // Get information about a display
     static status_t getDisplayInfo(const sp<IBinder>& display, DisplayInfo* info);
 
+    /* triggers screen off and waits for it to complete */
+    static void blankDisplay(const sp<IBinder>& display);
+
+    /* triggers screen on and waits for it to complete */
+    static void unblankDisplay(const sp<IBinder>& display);
+
     // ------------------------------------------------------------------------
     // surface creation / destruction
 
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 4165d01f7..3efd086bd 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -552,6 +552,14 @@ status_t SurfaceComposerClient::getDisplayInfo(
     return ComposerService::getComposerService()->getDisplayInfo(display, info);
 }
 
+void SurfaceComposerClient::blankDisplay(const sp<IBinder>& token) {
+    ComposerService::getComposerService()->blank(token);
+}
+
+void SurfaceComposerClient::unblankDisplay(const sp<IBinder>& token) {
+    ComposerService::getComposerService()->unblank(token);
+}
+
 // ----------------------------------------------------------------------------
 
 ScreenshotClient::ScreenshotClient()