From 38c98ab8dcf13171c0c5c4800255cd39d5c3964c Mon Sep 17 00:00:00 2001
From: James Willcox <snorp@snorp.net>
Date: Wed, 5 Mar 2014 15:49:55 -0600
Subject: [PATCH] Bug 980048 - Don't use EGL fences on Pandaboard r=jgilbert

---
 gfx/gl/GLContext.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/gfx/gl/GLContext.cpp b/gfx/gl/GLContext.cpp
index 7d60fdad30df..0b8aea5cc506 100644
--- a/gfx/gl/GLContext.cpp
+++ b/gfx/gl/GLContext.cpp
@@ -628,6 +628,12 @@ GLContext::InitWithPrefix(const char *prefix, bool trygl)
                 MarkUnsupported(GLFeature::standard_derivatives);
             }
 
+            if (Vendor() == GLVendor::Imagination &&
+                Renderer() == GLRenderer::SGX540) {
+                // Bug 980048
+                MarkExtensionUnsupported(OES_EGL_sync);
+            }
+
 #ifdef XP_MACOSX
             // The Mac Nvidia driver, for versions up to and including 10.8, don't seem
             // to properly support this.  See 814839