SWDEV-332512 - Add ROC_SIGNAL_POOL_SIZE

Default value is 32 HSA signals in the pool.

Change-Id: Icb69413d3ff6ef228d9a9e22fd024e72c6d8ebe4


[ROCm/clr commit: 7975a07112]

projects/clr/rocclr/device/rocm/rocvirtual.cpp

@@ -330,7 +330,7 @@ VirtualGPU::HwQueueTracker::~HwQueueTracker() {
 
 // ================================================================================================
 bool VirtualGPU::HwQueueTracker::Create() {
-  constexpr size_t kSignalListSize = 32;
+  uint kSignalListSize = ROC_SIGNAL_POOL_SIZE;
   signal_list_.resize(kSignalListSize);
 
   hsa_agent_t agent = gpu_.gpu_device();

projects/clr/rocclr/utils/flags.hpp

@@ -270,6 +270,8 @@ release(uint, ROC_P2P_SDMA_SIZE, 1024,                                        \
         "The minimum size in KB for P2P transfer with SDMA")                  \
 release(uint, ROC_AQL_QUEUE_SIZE, 4096,                                       \
         "AQL queue size in AQL packets")                                      \
+release(uint, ROC_SIGNAL_POOL_SIZE, 32,                                       \
+        "Initial size of HSA signal pool")                                    \
 release(bool, ROC_SKIP_KERNEL_ARG_COPY, false,                                \
         "If true, then runtime can skip kernel arg copy")                     \
 release(bool, GPU_STREAMOPS_CP_WAIT, false,                                   \