From 2b64f698e72e838b5a14d0c826a866aafd5db179 Mon Sep 17 00:00:00 2001
From: Mathias Agopian <mathias@google.com>
Date: Mon, 21 Nov 2011 15:00:18 -0800
Subject: don't return an error when SF turns the screen off

Change-Id: I3f0d2883d00afeb35563f07c6b34803078989d96
---
 libhwcomposer/SecHWC.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'libhwcomposer')

diff --git a/libhwcomposer/SecHWC.cpp b/libhwcomposer/SecHWC.cpp
index c9970a1..31c0b2c 100644
--- a/libhwcomposer/SecHWC.cpp
+++ b/libhwcomposer/SecHWC.cpp
@@ -293,6 +293,13 @@ static int hwc_set(hwc_composer_device_t *dev,
     struct sec_rect dst_rect;
 
 
+    if (dpy == NULL && sur == NULL && list == NULL) {
+        // release our resources, the screen is turning off
+        // in our case, there is nothing to do.
+        ctx->num_of_fb_layer_prev = 0;
+        return 0;
+    }
+
     bool need_swap_buffers = ctx->num_of_fb_layer > 0;
 
     /*
-- 
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