qdutils: Parse rotator downscale feature

Parse rotator downscale feature from the capabilities sysfs node

Change-Id: I346a20d4879682e115eb2f8f74afd41dca31e930
diff --git a/libqdutils/mdp_version.cpp b/libqdutils/mdp_version.cpp
index aced394..6b53522 100644
--- a/libqdutils/mdp_version.cpp
+++ b/libqdutils/mdp_version.cpp
@@ -90,6 +90,7 @@
     mSourceSplit = false;
     mSourceSplitAlways = false;
     mRGBHasNoScalar = false;
+    mRotDownscale = false;
 
     updatePanelInfo();
 
@@ -282,22 +283,22 @@
                     for(int i=1; i<index;i++) {
                         if(!strncmp(tokens[i], "bwc", strlen("bwc"))) {
                            mFeatures |= MDP_BWC_EN;
-                        }
-                        else if(!strncmp(tokens[i], "decimation",
+                        } else if(!strncmp(tokens[i], "decimation",
                                     strlen("decimation"))) {
                            mFeatures |= MDP_DECIMATION_EN;
-                        }
-                        else if(!strncmp(tokens[i], "tile_format",
+                        } else if(!strncmp(tokens[i], "tile_format",
                                     strlen("tile_format"))) {
                            if(enableMacroTile)
                                mMacroTileEnabled = true;
                         } else if(!strncmp(tokens[i], "src_split",
                                     strlen("src_split"))) {
                             mSourceSplit = true;
-                        }
-                        else if(!strncmp(tokens[i], "non_scalar_rgb",
+                        } else if(!strncmp(tokens[i], "non_scalar_rgb",
                                     strlen("non_scalar_rgb"))) {
                             mRGBHasNoScalar = true;
+                        } else if(!strncmp(tokens[i], "rotator_downscale",
+                                    strlen("rotator_downscale"))) {
+                            mRotDownscale = true;
                         }
                     }
                 }
diff --git a/libqdutils/mdp_version.h b/libqdutils/mdp_version.h
index b2987d2..6c4a3f4 100644
--- a/libqdutils/mdp_version.h
+++ b/libqdutils/mdp_version.h
@@ -139,6 +139,7 @@
     bool needsROIMerge() { return mPanelInfo.mNeedsROIMerge; }
     unsigned long getLowBw() { return mLowBw; }
     unsigned long getHighBw() { return mHighBw; }
+    bool isRotDownscaleEnabled() { return mRotDownscale; }
     bool isSrcSplit() const;
     bool isSrcSplitAlways() const;
     bool isRGBScalarSupported() const;
@@ -175,6 +176,7 @@
     //Additional property on top of source split
     bool mSourceSplitAlways;
     bool mRGBHasNoScalar;
+    bool mRotDownscale;
 };
 }; //namespace qdutils
 #endif //INCLUDE_LIBQCOMUTILS_MDPVER