SWDEV-259566 - Adding support to retrieve handle for offsetted pointer.

Change-Id: I5da5ab6a24c6df915950637feb486b8c288e60e0

rocclr/hip_memory.cpp

@@ -2034,7 +2034,7 @@ hipError_t hipIpcGetMemHandle(hipIpcMemHandle_t* handle, void* dev_ptr) {
   device = hip::getCurrentDevice()->devices()[0];
   ihandle = reinterpret_cast<ihipIpcMemHandle_t *>(handle);
 
-  if(!device->IpcCreate(dev_ptr, &(ihandle->psize), &(ihandle->ipc_handle))) {
+  if(!device->IpcCreate(dev_ptr, &(ihandle->psize), &(ihandle->ipc_handle), &(ihandle->poffset))) {
     LogPrintfError("IPC memory creation failed for memory: 0x%x", dev_ptr);
     HIP_RETURN(hipErrorInvalidDevicePointer);
   }
@@ -2061,8 +2061,10 @@ hipError_t hipIpcOpenMemHandle(void** dev_ptr, hipIpcMemHandle_t handle, unsigne
     HIP_RETURN(hipErrorInvalidValue);
   }
 
-  if(!device->IpcAttach(&(ihandle->ipc_handle), ihandle->psize, flags, dev_ptr)) {
-    LogPrintfError("cannot attach ipc_handle: with ipc_size: %u flags: %u", ihandle->psize, flags);
+  if(!device->IpcAttach(&(ihandle->ipc_handle), ihandle->psize,
+                        ihandle->poffset, flags, dev_ptr)) {
+    LogPrintfError("Cannot attach ipc_handle: with ipc_size: %u"
+                      "ipc_offset: %u flags: %u", ihandle->psize, flags);
     HIP_RETURN(hipErrorInvalidDevicePointer);
   }