Merge "qdutils: Query MDP caps for UBWC feature"

libgralloc/alloc_controller.cpp

@@ -99,14 +99,10 @@ static bool useUncached(const int& usage) {
 
 //------------- MDPCapabilityInfo-----------------------//
 MDPCapabilityInfo :: MDPCapabilityInfo() {
-  isMacroTileSupported = false;
   qdutils::querySDEInfo(HAS_MACRO_TILE, &isMacroTileSupported);
+  qdutils::querySDEInfo(HAS_UBWC, &isUBwcSupported);
 }
 
-int MDPCapabilityInfo :: isMacroTilingSupportedByMDP(){
-    return isMacroTileSupported;
- }
-
 //------------- AdrenoMemInfo-----------------------//
 AdrenoMemInfo::AdrenoMemInfo()
 {
@@ -932,6 +928,7 @@ static bool isUBwcFormat(int format)
 
 static bool isUBwcSupported(int format)
 {
+    if (MDPCapabilityInfo::getInstance().isUBwcSupportedByMDP()) {
         // Existing HAL formats with UBWC support
         switch(format)
         {
@@ -944,8 +941,10 @@ static bool isUBwcSupported(int format)
             case HAL_PIXEL_FORMAT_RGBX_1010102:
                 return true;
             default:
-            return false;
+                break;
         }
+    }
+    return false;
 }
 
 bool isUBwcEnabled(int format, int usage)

libgralloc/gr.h

@@ -201,7 +201,9 @@ class AdrenoMemInfo : public android::Singleton <AdrenoMemInfo>
 
 class MDPCapabilityInfo : public android::Singleton <MDPCapabilityInfo>
 {
-    int isMacroTileSupported;
+    int isMacroTileSupported = 0;
+    int isUBwcSupported = 0;
+
     public:
         MDPCapabilityInfo();
         /*
@@ -210,8 +212,14 @@ class MDPCapabilityInfo : public android::Singleton <MDPCapabilityInfo>
         * @return  1 : supported
         *          0 : not supported
         */
-        int isMacroTilingSupportedByMDP();
+        int isMacroTilingSupportedByMDP() { return isMacroTileSupported; }
-
+        /*
+        * Function to return whether MDP supports UBWC feature
+        *
+        * @return  1 : supported
+        *          0 : not supported
+        */
+        int isUBwcSupportedByMDP() { return isUBwcSupported; }
 };
 
 #endif /* GR_H_ */

libqdutils/qd_utils.cpp

@@ -62,6 +62,10 @@ int querySDEInfo(HWQueryType type, int *value) {
         featureName = "tile_format";
         break;
 
+    case HAS_UBWC:
+        featureName = "ubwc";
+        break;
+
     default:
         ALOGE("Invalid query type %d", type);
         return -EINVAL;

libqdutils/qd_utils.h

@@ -48,6 +48,7 @@ namespace qdutils {
 
 enum HWQueryType {
     HAS_MACRO_TILE = 0,
+    HAS_UBWC = 1,
 };
 
 enum {