display: Get panel type from framebuffer

Change-Id: I3b7cb78d7c6019482ae698b30d553ca782f5022b
diff --git a/libhwcomposer/hwc_copybit.cpp b/libhwcomposer/hwc_copybit.cpp
index 7892632..99aecca 100644
--- a/libhwcomposer/hwc_copybit.cpp
+++ b/libhwcomposer/hwc_copybit.cpp
@@ -380,7 +380,7 @@
 {
     // XXX : TODO , currently returning false for MDP4 targets,
     // This has to be modified after adding C2D support.
-    if(ctx->hasOverlay)
+    if(ctx->mMDP.hasOverlay)
         return false;
 
     framebuffer_device_t* fbDev = ctx->mFbDev;
@@ -397,7 +397,7 @@
             LINK_eglGetCurrentSurface == NULL )
         return false;
 
-    if(!ctx->hasOverlay) {
+    if(!ctx->mMDP.hasOverlay) {
         if (numYUVBuffers)
             return true;
     }