From 53b19fcdf188c9929ec41afcdda12783a7b9709d Mon Sep 17 00:00:00 2001
From: Stark Li<stark.li@amlogic.com>
Date: Tue, 11  Apr  2017  08:13:26  +0000
Subject: PD#142477: fix TV osd is blanked

Change-Id: Ie0509c486e89cdbc5334e674ce45609fee87d68f
---
diff --git a/hwc2/common/devices/PhysicalDevice.cpp b/hwc2/common/devices/PhysicalDevice.cpp
index 04bf089..bc15689 100644
--- a/hwc2/common/devices/PhysicalDevice.cpp
+++ b/hwc2/common/devices/PhysicalDevice.cpp
@@ -704,14 +704,18 @@ int32_t PhysicalDevice::postFramebuffer(int32_t* outRetireFence, bool hasVideoOv
     if (hasVideoOverlay && (layerNum == 1 || (layerNum == 2 && haveCursorLayer)))
         needBlankFb0 = true;
 
-    if (needBlankFb0) {
-        mFbSyncRequest.op |= OSD_BLANK_OP_BIT;
+    if (mIsContinuousBuf) {
+        // bit 0 is osd blank flag.
+        if (needBlankFb0) {
+            mFbSyncRequest.op |= OSD_BLANK_OP_BIT;
+        } else {
+            mFbSyncRequest.op &= ~(OSD_BLANK_OP_BIT);
+        }
+        mFramebufferContext->setStatus(needBlankFb0);
     } else {
-        mFbSyncRequest.op &= ~(OSD_BLANK_OP_BIT);
+        setOSD0Blank(needBlankFb0);
     }
 
-    mFramebufferContext->setStatus(needBlankFb0);
-
     if (!mClientTargetHnd || private_handle_t::validate(mClientTargetHnd) < 0 || mPowerMode == HWC2_POWER_MODE_OFF) {
         ETRACE("Post blank to screen, mClientTargetHnd(%p, %d), mTargetAcquireFence(%d)",
                     mClientTargetHnd, private_handle_t::validate(mClientTargetHnd), mTargetAcquireFence);
@@ -723,6 +727,7 @@ int32_t PhysicalDevice::postFramebuffer(int32_t* outRetireFence, bool hasVideoOv
         //for nothing to display, post blank to osd which will signal the last retire fence.
         mFbSyncRequest.type = DIRECT_COMPOSE_MODE;
         mFbSyncRequest.op |= OSD_BLANK_OP_BIT;
+        mFramebufferContext->setStatus(true);
         mPriorFrameRetireFence = hwc_fb_post_with_fence_locked(&fbInfo, &mFbSyncRequest, NULL);
      } else {
         *outRetireFence = HwcFenceControl::dupFence(mPriorFrameRetireFence);
--
cgit