P4 to Git Change 1128337 by rili@rili_opencl_stg on 2015/03/06 14:37:45

EPR #415638 - Improve APU performance
	                         - Force remote allocation of local and persistent memory to Remote from RemoteUSWC:
	                         - Use gpu copy for remote/pinned image/buffer.

Affected files ...

... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpublit.cpp#114 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpuresource.cpp#211 edit

rocclr/runtime/device/gpu/gpublit.cpp

@@ -547,6 +547,7 @@ DmaBlitManager::copyBuffer(
 {
     if (setup_.disableCopyBuffer_ ||
         (gpuMem(srcMemory).isHostMemDirectAccess() && gpuMem(srcMemory).isCacheable() &&
+         !dev().settings().apuSystem_ &&
          gpuMem(dstMemory).isHostMemDirectAccess())) {
         return HostBlitManager::copyBuffer(
             srcMemory, dstMemory, srcOrigin, dstOrigin, size);