private bool QueryAdl()
{
// ADL does not get devices in order map devices by bus number
// bus id, <name, uuid>
var isAdlInit = true;
var adlRet = -1;
var numberOfAdapters = 0;
var adl2Control = IntPtr.Zero;
if (null != ADL.ADL_Main_Control_Create)
{
// Second parameter is 1: Get only the present adapters
adlRet = ADL.ADL_Main_Control_Create(ADL.ADL_Main_Memory_Alloc, 1);
}
if (ADL.ADL_SUCCESS == adlRet)
{
ADL.ADL_Adapter_NumberOfAdapters_Get?.Invoke(ref numberOfAdapters);
Helpers.ConsolePrint(Tag, "Number Of Adapters: " + numberOfAdapters);
if (0 < numberOfAdapters)
{
// Get OS adpater info from ADL
var osAdapterInfoData = new ADLAdapterInfoArray();
if (null != ADL.ADL_Adapter_AdapterInfo_Get)
{
var size = Marshal.SizeOf(osAdapterInfoData);
var adapterBuffer = Marshal.AllocCoTaskMem(size);
Marshal.StructureToPtr(osAdapterInfoData, adapterBuffer, false);
adlRet = ADL.ADL_Adapter_AdapterInfo_Get(adapterBuffer, size);
var adl2Ret = -1;
if (ADL.ADL2_Main_Control_Create != null)
{
adl2Ret = ADL.ADL2_Main_Control_Create(ADL.ADL_Main_Memory_Alloc, 0, ref adl2Control);
}
var adl2Info = new ADLAdapterInfoArray();
var size2 = Marshal.SizeOf(adl2Info);
var buffer = Marshal.AllocCoTaskMem(size2);
if (adl2Ret == ADL.ADL_SUCCESS && ADL.ADL2_Adapter_AdapterInfo_Get != null)
{
Marshal.StructureToPtr(adl2Info, buffer, false);
adl2Ret = ADL.ADL2_Adapter_AdapterInfo_Get(adl2Control, buffer, Marshal.SizeOf(adl2Info));
}
else
{
adl2Ret = -1;
}
if (adl2Ret == ADL.ADL_SUCCESS)
{
adl2Info = (ADLAdapterInfoArray)Marshal.PtrToStructure(buffer, adl2Info.GetType());
}
if (ADL.ADL_SUCCESS == adlRet)
{
osAdapterInfoData =
(ADLAdapterInfoArray)Marshal.PtrToStructure(adapterBuffer,
osAdapterInfoData.GetType());
var isActive = 0;
for (var i = 0; i < numberOfAdapters; i++)
{
// Check if the adapter is active
if (null != ADL.ADL_Adapter_Active_Get)
{
adlRet = ADL.ADL_Adapter_Active_Get(
osAdapterInfoData.ADLAdapterInfo[i].AdapterIndex, ref isActive);
}
if (ADL.ADL_SUCCESS != adlRet)
{
continue;
}
// we are looking for amd
// TODO check discrete and integrated GPU separation
var vendorID = osAdapterInfoData.ADLAdapterInfo[i].VendorID;
var devName = osAdapterInfoData.ADLAdapterInfo[i].AdapterName;
if (vendorID != AmdVendorID && !devName.ToLower().Contains("amd") &&
!devName.ToLower().Contains("radeon") &&
!devName.ToLower().Contains("firepro"))
{
continue;
}
var pnpStr = osAdapterInfoData.ADLAdapterInfo[i].PNPString;
// find vi controller pnp
var infSection = "";
foreach (var vCtrl in _availableControllers)
{
if (vCtrl.PnpDeviceID == pnpStr)
{
infSection = vCtrl.InfSection;
}
}
var backSlashLast = pnpStr.LastIndexOf('\\');
var serial = pnpStr.Substring(backSlashLast, pnpStr.Length - backSlashLast);
var end0 = serial.IndexOf('&');
var end1 = serial.IndexOf('&', end0 + 1);
// get serial
serial = serial.Substring(end0 + 1, end1 - end0 - 1);
var udid = osAdapterInfoData.ADLAdapterInfo[i].UDID;
const int pciVenIDStrSize = 21; // PCI_VEN_XXXX&DEV_XXXX
var uuid = udid.Substring(0, pciVenIDStrSize) + "_" + serial;
var budId = osAdapterInfoData.ADLAdapterInfo[i].BusNumber;
var index = osAdapterInfoData.ADLAdapterInfo[i].AdapterIndex;
if (_amdDeviceUuid.Contains(uuid))
{
continue;
}
try
{
Helpers.ConsolePrint(Tag,
$"ADL device added BusNumber:{budId} NAME:{devName} UUID:{uuid}");
}
catch (Exception e)
{
Helpers.ConsolePrint(Tag, e.Message);
}
_amdDeviceUuid.Add(uuid);
//_busIds.Add(OSAdapterInfoData.ADLAdapterInfo[i].BusNumber);
//_amdDeviceName.Add(devName);
if (_busIdInfos.ContainsKey(budId))
{
continue;
}
var adl2Index = -1;
if (adl2Ret == ADL.ADL_SUCCESS)
{
adl2Index = adl2Info.ADLAdapterInfo
.FirstOrDefault(a => a.UDID == osAdapterInfoData.ADLAdapterInfo[i].UDID)
.AdapterIndex;
}
var info = new BusIdInfo
{
Name = devName,
Uuid = uuid,
InfSection = infSection,
Adl1Index = index,
Adl2Index = adl2Index
};
_busIdInfos.Add(budId, info);
}
}
else
{
Helpers.ConsolePrint(Tag,
"ADL_Adapter_AdapterInfo_Get() returned error code " +
adlRet);
isAdlInit = false;
}
// Release the memory for the AdapterInfo structure
if (IntPtr.Zero != adapterBuffer)
{
Marshal.FreeCoTaskMem(adapterBuffer);
}
if (buffer != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(buffer);
}
}
}
if (null != ADL.ADL_Main_Control_Destroy && numberOfAdapters <= 0)
{
// Close ADL if it found no AMD devices
ADL.ADL_Main_Control_Destroy();
}
if (ADL.ADL2_Main_Control_Destroy != null && adl2Control != IntPtr.Zero)
{
ADL.ADL2_Main_Control_Destroy(adl2Control);
}
}
else
{
// TODO
Helpers.ConsolePrint(Tag,
"ADL_Main_Control_Create() returned error code " + adlRet);
Helpers.ConsolePrint(Tag, "Check if ADL is properly installed!");
isAdlInit = false;
}
return(isAdlInit);
}