P4 to Git Change 1775995 by gandryey@gera-w8 on 2019/04/29 13:46:53

SWDEV-79445 - OCL generic changes and code clean-up
	- Enable P2P extension for PAL path, currently it's staging copy only
	- Fix P2P staging copy

Affected files ...

... //depot/stg/opencl/drivers/opencl/api/hip/hip_memory.cpp#55 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/device.cpp#243 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/device.hpp#336 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/pal/paldevice.cpp#130 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/pal/palsettings.cpp#77 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/pal/palvirtual.cpp#131 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/pal/palvirtual.hpp#59 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/rocm/rocdevice.cpp#124 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/rocm/rocdevice.hpp#36 edit
... //depot/stg/opencl/drivers/opencl/runtime/device/rocm/rocvirtual.cpp#74 edit
... //depot/stg/opencl/drivers/opencl/runtime/platform/command.cpp#92 edit

rocclr/runtime/device/device.cpp

@@ -59,6 +59,10 @@ namespace amd {
 std::vector<Device*>* Device::devices_ = nullptr;
 AppProfile Device::appProfile_;
 
+Context* Device::glb_ctx_ = nullptr;
+Monitor Device::p2p_stage_ops_("P2P Staging Lock", true);
+Memory* Device::p2p_stage_ = nullptr;
+
 amd::Monitor MemObjMap::AllocatedLock_("Guards SVM allocation list");
 std::map<uintptr_t, amd::Memory*> MemObjMap::MemObjMap_;
 
@@ -148,8 +152,7 @@ bool Device::init() {
 // GPU stack. The order of initialization is signiicant and if changed
 // amd::Device::registerDevice() must be accordingly modified.
 #if defined(WITH_HSA_DEVICE)
-  // @todo remove IS_LIGHTNING check when PAL-LC builds will be deprecated
-  if ((GPU_ENABLE_PAL != 1) || IS_LIGHTNING) {
+  if ((GPU_ENABLE_PAL != 1) || flagIsDefault(GPU_ENABLE_PAL)) {
     // Return value of roc::Device::init()
     // If returned false, error initializing HSA stack.
     // If returned true, either HSA not installed or HSA stack