P4 to Git Change 1057998 by gandryey@gera-dev-w7 on 2014/07/22 17:15:58

ECR #304775 - Device enqueuing
	- Use atomic fetch for enqueue flags
	- Switch to a multithreaded scheduler
	- Add a workaround for Linux host_multi_queue failures. Linux has only 2 queues, but the test allocates multiple host queues and the same HW ring can be used

Affected files ...

... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpublit.cpp#106 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpudevice.cpp#449 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpudevice.hpp#127 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpuschedcl.cpp#22 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/gpu/gpuvirtual.cpp#325 edit

rocclr/runtime/device/gpu/gpublit.cpp

@@ -2732,7 +2732,7 @@ KernelBlitManager::runScheduler(
 
     size_t  dim = 1;
     size_t  globalWorkOffset[1] = { 0 };
-    size_t  globalWorkSize[1] = { 1 };
+    size_t  globalWorkSize[1] = { numSlots / 32 };
     size_t  localWorkSize[1] = { 1 };
 
     // Program kernels arguments