SWDEV-334233 - add support for p2p in windows

Signed-off-by: sdashmiz <shadi.dashmiz@amd.com>
Change-Id: I9109120b5444c400e65cfff869cb36e876ffd1fc

rocclr/device/rocm/rocdevice.cpp

@@ -106,7 +106,6 @@ std::vector<hsa_agent_t> roc::Device::gpu_agents_;
 std::vector<AgentInfo> roc::Device::cpu_agents_;
 
 address Device::mg_sync_ = nullptr;
-amd::Monitor Device::lockP2P_("Lock P2P ON/OFF");
 
 bool NullDevice::create(const amd::Isa &isa) {
   if (!isa.runtimeRocSupported()) {
@@ -2020,31 +2019,6 @@ void* Device::hostNumaAlloc(size_t size, size_t alignment, bool atomics) const {
 
 void Device::hostFree(void* ptr, size_t size) const { memFree(ptr, size); }
 
-bool Device::enableP2P(amd::Device* ptrDev) {
-  assert(ptrDev != nullptr);
-  amd::ScopedLock lock(lockP2P_);
-  Device* peerDev = static_cast<Device*>(ptrDev);
-  if (std::find(enabled_p2p_devices_.begin(), enabled_p2p_devices_.end(), peerDev) ==
-      enabled_p2p_devices_.end()) {
-    enabled_p2p_devices_.push_back(peerDev);
-    // Update access to all old allocations
-    amd::MemObjMap::UpdateAccess(static_cast<amd::Device*>(this));
-  }
-  return true;
-}
-
-bool Device::disableP2P(amd::Device* ptrDev) {
-  assert(ptrDev != nullptr);
-  amd::ScopedLock lock(lockP2P_);
-  Device* peerDev = static_cast<Device*>(ptrDev);
-  //if device is present then remove
-  auto it = std::find(enabled_p2p_devices_.begin(), enabled_p2p_devices_.end(), peerDev);
-  if (it != enabled_p2p_devices_.end()) {
-    enabled_p2p_devices_.erase(it);
-  }
-  return true;
-}
-
 bool Device::deviceAllowAccess(void* ptr) const {
   std::lock_guard<std::mutex> lock(lock_allow_access_);
   if (!p2pAgents().empty()) {