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fastfetch/src/detection/gpu/gpu_windows.c
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李通洲 29eb8bb57d Chore: fixes typos
2026-06-28 16:25:07 +08:00

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#include "detection/gpu/gpu.h"
#if __linux__
#define FF_GPU_DRIVER_DLLNAME_PATH_PREFIX "/usr/lib/wsl/lib/"
#endif
#include "detection/gpu/gpu_driver_specific.h"
#include "common/debug.h"
#include <inttypes.h>
#include "d3dkmthk.h"
#if _WIN32
#include "common/windows/unicode.h"
#include "common/windows/registry.h"
#include "common/mallocHelper.h"
#define INITGUID
#include <windows.h>
#include <cfgmgr32.h>
#include <devguid.h>
#include <pciprop.h>
#define GUID_DEVCLASS_DISPLAY_STRING L"{4d36e968-e325-11ce-bfc1-08002be10318}" // Found in <devguid.h>
static bool queryPciDeviceInfo(FFGPUResult* gpu, D3DKMT_DEVICE_IDS* outDeviceIds, bool queryPcieGen) {
FF_DEBUG("Query PCI device info: %08llX", gpu->deviceId);
static FFlist deviceIdsCache;
static bool initialized;
typedef struct {
uint32_t currentLinkSpeed;
uint32_t currentLinkWidth;
uint32_t maxLinkSpeed;
uint32_t maxLinkWidth;
D3DKMT_DEVICE_IDS deviceIds;
uint64_t adapterAddress;
} CacheEntry;
if (!initialized) {
initialized = true;
ffListInit(&deviceIdsCache);
ULONG devIdListSize = 0;
if (CM_Get_Device_ID_List_SizeW(&devIdListSize, GUID_DEVCLASS_DISPLAY_STRING, CM_GETIDLIST_FILTER_CLASS | CM_GETIDLIST_FILTER_PRESENT) != CR_SUCCESS || devIdListSize <= 1) {
FF_DEBUG("No display devices found, list size: %lu", devIdListSize);
return false;
}
FF_DEBUG("Found device ID list size: %lu", devIdListSize);
FF_AUTO_FREE DEVINSTID_W devIdList = malloc(devIdListSize * sizeof(*devIdList));
if (CM_Get_Device_ID_ListW(GUID_DEVCLASS_DISPLAY_STRING, devIdList, devIdListSize, CM_GETIDLIST_FILTER_CLASS | CM_GETIDLIST_FILTER_PRESENT) != CR_SUCCESS) {
FF_DEBUG("CM_Get_Device_ID_ListW failed");
return false;
}
for (wchar_t* devId = devIdList; *devId; devId += wcslen(devId) + 1) {
FF_DEBUG("Processing device ID: %ls", devId);
DEVINST devInst = 0;
if (CM_Locate_DevNodeW(&devInst, devId, CM_LOCATE_DEVNODE_NORMAL) != CR_SUCCESS) {
FF_DEBUG("Failed to get device instance ID or locate device node");
continue;
}
FF_DEBUG("Device instance ID: %lu", devInst);
for (wchar_t* p = devId; *p; p++) {
if (*p >= L'a' && *p <= L'z') {
*p -= L'a' - L'A';
}
}
if (wcsncmp(devId, L"PCI\\", 4) != 0) {
FF_DEBUG("Skipping non-PCI device ID: %ls", devId);
continue;
}
CacheEntry* entry = FF_LIST_ADD(CacheEntry, deviceIdsCache);
*entry = (CacheEntry) {};
// L"PCI\\VEN_10DE&DEV_2782&SUBSYS_513417AA&REV_A1\\4&3674a6b9&0&0008"
if (swscanf(devId + 4, L"VEN_%x&DEV_%x&SUBSYS_%4x%4x&REV_%x", &entry->deviceIds.VendorID, &entry->deviceIds.DeviceID, &entry->deviceIds.SubSystemID, &entry->deviceIds.SubVendorID, &entry->deviceIds.RevisionID) >= 2) {
FF_DEBUG("Parsed PCI IDs - Vendor: 0x%04x, Device: 0x%04x, SubVendor: 0x%04x, SubSystem: 0x%04x, Rev: 0x%04x", entry->deviceIds.VendorID, entry->deviceIds.DeviceID, entry->deviceIds.SubVendorID, entry->deviceIds.SubSystemID, entry->deviceIds.RevisionID);
// I thought it was DXGKMDT_OPM_BUS_TYPE_PCI, but it turns out to be false
// Who TF knows what 1 actually means. It's just reported by most graphic cards
// And yeah, DXGKMDT_OPM_BUS_TYPE_PCIEXPRESS (3) exists
entry->deviceIds.BusType = 1;
} else {
FF_DEBUG("Failed to parse PCI IDs from device ID string");
deviceIdsCache.length--; // remove the cache entry since it's not valid
continue;
}
uint32_t pciBus = 0;
ULONG pciBufLen = sizeof(pciBus);
if (CM_Get_DevNode_Registry_PropertyW(devInst, CM_DRP_BUSNUMBER, NULL, &pciBus, &pciBufLen, 0) == CR_SUCCESS) {
uint32_t pciAddr = 0;
pciBufLen = sizeof(pciAddr);
if (CM_Get_DevNode_Registry_PropertyW(devInst, CM_DRP_ADDRESS, NULL, &pciAddr, &pciBufLen, 0) == CR_SUCCESS) {
entry->adapterAddress = ffGPUPciAddr2Id(0, pciBus, (pciAddr >> 16) & 0xFFFF, pciAddr & 0xFFFF);
FF_DEBUG("Cached device IDs for PCI bus %u: vendor=0x%04x device=0x%04x", pciBus, entry->deviceIds.VendorID, entry->deviceIds.DeviceID);
} else {
FF_DEBUG("Failed to get PCI address");
}
} else {
FF_DEBUG("Failed to get PCI bus number");
}
if (queryPcieGen) {
DEVPROPTYPE propType;
pciBufLen = sizeof(entry->maxLinkSpeed);
// Reports PCIe gen despite the PKEY name
CONFIGRET ret = CM_Get_DevNode_PropertyW(devInst, &DEVPKEY_PciDevice_MaxLinkSpeed, &propType, (PBYTE) &entry->maxLinkSpeed, &pciBufLen, 0);
if (ret == CR_SUCCESS) {
FF_DEBUG("PCIe max GEN: %u", entry->maxLinkSpeed);
} else {
FF_DEBUG("Failed to get PCIe max GEN: %s", ffDebugConfigRet(ret));
}
if (entry->maxLinkSpeed != FF_GPU_PCIE_SPEED_UNSET) {
pciBufLen = sizeof(entry->maxLinkWidth);
ret = CM_Get_DevNode_PropertyW(devInst, &DEVPKEY_PciDevice_MaxLinkWidth, &propType, (PBYTE) &entry->maxLinkWidth, &pciBufLen, 0);
if (ret == CR_SUCCESS) {
FF_DEBUG("PCIe max link width: %u", entry->maxLinkWidth);
} else {
FF_DEBUG("Failed to get PCIe max link width: %s", ffDebugConfigRet(ret));
}
}
pciBufLen = sizeof(entry->currentLinkSpeed);
ret = CM_Get_DevNode_PropertyW(devInst, &DEVPKEY_PciDevice_CurrentLinkSpeed, &propType, (PBYTE) &entry->currentLinkSpeed, &pciBufLen, 0);
if (ret == CR_SUCCESS) {
FF_DEBUG("PCIe GEN: %u", entry->currentLinkSpeed);
} else {
FF_DEBUG("Failed to get PCIe GEN: %s", ffDebugConfigRet(ret));
}
if (entry->currentLinkSpeed != FF_GPU_PCIE_SPEED_UNSET) {
pciBufLen = sizeof(entry->currentLinkWidth);
ret = CM_Get_DevNode_PropertyW(devInst, &DEVPKEY_PciDevice_CurrentLinkWidth, &propType, (PBYTE) &entry->currentLinkWidth, &pciBufLen, 0);
if (ret == CR_SUCCESS) {
FF_DEBUG("PCIe current link width: %u", entry->currentLinkWidth);
} else {
FF_DEBUG("Failed to get PCIe current link width: %s", ffDebugConfigRet(ret));
}
}
}
}
}
FF_LIST_FOR_EACH (CacheEntry, entry, deviceIdsCache) {
if (gpu->deviceId == entry->adapterAddress) {
FF_DEBUG("Cache hit for adapter address: %08llX", gpu->deviceId);
if (outDeviceIds->VendorID != -1u) {
*outDeviceIds = entry->deviceIds;
}
if (queryPcieGen) {
gpu->psMax.gen = (uint16_t) entry->maxLinkSpeed;
gpu->psMax.lanes = (uint16_t) entry->maxLinkWidth;
gpu->psCurr.gen = (uint16_t) entry->currentLinkSpeed;
gpu->psCurr.lanes = (uint16_t) entry->currentLinkWidth;
}
return true;
}
}
FF_DEBUG("Cache miss for adapter address: %08llX", gpu->deviceId);
return false;
}
static bool queryVendorNameViaRegistry(FFstrbuf* vendor, D3DKMT_HANDLE hAdapter) {
// `KMTQAITYPE_QUERY_ADAPTER_UNIQUE_GUID` reports the GUID value used by the adapter's registry key (DirectX and Video)
GUID guid;
NTSTATUS status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = hAdapter,
.Type = KMTQAITYPE_QUERY_ADAPTER_UNIQUE_GUID,
.pPrivateDriverData = &guid,
.PrivateDriverDataSize = sizeof(guid),
});
if (!NT_SUCCESS(status)) {
FF_DEBUG("Failed to query adapter unique GUID: %s", ffDebugNtStatus(status));
return false;
}
wchar_t path[PATH_MAX];
swprintf(path, ARRAY_SIZE(path), L"SYSTEM\\CurrentControlSet\\Control\\Video\\{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}\\0000", guid.Data1, guid.Data2, guid.Data3, guid.Data4[0], guid.Data4[1], guid.Data4[2], guid.Data4[3], guid.Data4[4], guid.Data4[5], guid.Data4[6], guid.Data4[7]);
FF_DEBUG("Querying registry: HKEY_LOCAL_MACHINE\\%ls\\ProviderName", path);
FF_AUTO_CLOSE_FD HANDLE key = NULL;
if (!ffRegOpenKeyForRead(HKEY_LOCAL_MACHINE, path, &key, NULL)) {
return false;
}
return ffRegReadStrbuf(key, L"ProviderName", vendor, NULL);
}
#else
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <uchar.h>
int dxgfd = -2;
static void ffStrbufSetWS(FFstrbuf* strbuf, const char16_t* str) {
ffStrbufClear(strbuf);
mbstate_t state = {};
while (*str) {
char buf[5];
size_t len = c16rtomb(buf, *str, &state);
if (len == (size_t) -1) {
ffStrbufAppendS(strbuf, "�"); // U+FFFD REPLACEMENT CHARACTER
} else if (len > 0) {
ffStrbufAppendNS(strbuf, (uint32_t) len, buf);
}
str++;
}
}
static void closeDxgfd(void) {
if (dxgfd >= 0) {
close(dxgfd);
dxgfd = 0;
FF_DEBUG("Closed /dev/dxg file descriptor");
}
}
FF_A_UNUSED static inline const char* ffDebugNtStatus(NTSTATUS status) {
return status < 0 ? strerror(-status) : "Success";
}
#endif
const char*
#if _WIN32
ffDetectGPUImpl
#else
ffGPUDetectWsl2
#endif
(const FFGPUOptions* options, FFlist* gpus) {
#if __linux__
if (dxgfd == -2) {
dxgfd = open("/dev/dxg", O_RDWR); // Windows DXCore/D3DKMT adapter driver for WSL
if (dxgfd < 0) {
if (errno == ENOENT) {
FF_DEBUG("/dev/dxg is not available, WSL DXCore GPU driver not detected");
return "No DXCore GPU driver detected (no /dev/dxg)";
} else {
FF_DEBUG("Failed to open /dev/dxg: %s", strerror(errno));
return "Failed to open /dev/dxg";
}
}
FF_DEBUG("Opened /dev/dxg successfully");
atexit(closeDxgfd);
}
if (dxgfd < 0) {
return "Failed to open /dev/dxg";
}
#endif
#if FF_WIN81_COMPAT
D3DKMT_ENUMADAPTERS enumAdapters = {};
D3DKMT_ADAPTERINFO* const adapters = enumAdapters.Adapters;
NTSTATUS status = D3DKMTEnumAdapters(&enumAdapters);
#else
D3DKMT_ADAPTERINFO adapters[64];
D3DKMT_ENUMADAPTERS2 enumAdapters = {
.NumAdapters = ARRAY_SIZE(adapters),
.pAdapters = adapters,
};
NTSTATUS status = D3DKMTEnumAdapters2(&enumAdapters);
#endif
if (!NT_SUCCESS(status)) {
FF_DEBUG("D3DKMTEnumAdapters(2) failed: %s", ffDebugNtStatus(status));
return "Failed to enumerate adapters with D3DKMTEnumAdapters2";
}
FF_DEBUG("D3DKMTEnumAdapters(2) succeeded, adapter count: %" PRIu32, (uint32_t) enumAdapters.NumAdapters);
for (uint32_t i = 0; i < enumAdapters.NumAdapters; i++) {
const D3DKMT_ADAPTERINFO* adapter = &adapters[i];
FF_DEBUG("Processing adapter #%u", i);
D3DKMT_ADAPTERTYPE adapterType;
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_ADAPTERTYPE,
.pPrivateDriverData = &adapterType,
.PrivateDriverDataSize = sizeof(adapterType),
});
if (!NT_SUCCESS(status)) {
FF_DEBUG("KMTQAITYPE_ADAPTERTYPE query failed for adapter #%u: %s", i, ffDebugNtStatus(status));
continue;
}
if (adapterType.SoftwareDevice) {
FF_DEBUG("Skipping software adapter #%u", i);
goto close_adapter;
}
FFGPUResult* gpu = FF_LIST_ADD(FFGPUResult, *gpus);
ffStrbufInit(&gpu->vendor);
ffStrbufInit(&gpu->name);
ffStrbufInit(&gpu->driver);
ffStrbufInit(&gpu->platformApi);
ffStrbufInit(&gpu->memoryType);
gpu->index = FF_GPU_INDEX_UNSET;
gpu->temperature = FF_GPU_TEMP_UNSET;
gpu->coreCount = FF_GPU_CORE_COUNT_UNSET;
gpu->coreUsage = FF_GPU_CORE_USAGE_UNSET;
gpu->dedicated.total = gpu->dedicated.used = gpu->shared.total = gpu->shared.used = FF_GPU_VMEM_SIZE_UNSET;
gpu->deviceId = 0;
gpu->frequency = FF_GPU_FREQUENCY_UNSET;
gpu->type = adapterType.HybridIntegrated
? FF_GPU_TYPE_INTEGRATED
: adapterType.HybridDiscrete
? FF_GPU_TYPE_DISCRETE
: FF_GPU_TYPE_UNKNOWN;
gpu->pcieSpeed = FF_GPU_PCIE_SPEED_UNSET;
D3DKMT_DRIVERVERSION wddmVersion = KMT_DRIVERVERSION_WDDM_2_0;
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_DRIVERVERSION,
.pPrivateDriverData = &wddmVersion,
.PrivateDriverDataSize = sizeof(wddmVersion),
});
if (NT_SUCCESS(status)) {
ffStrbufSetF(&gpu->platformApi, "WDDM %u.%u", (uint32_t) wddmVersion / 1000, ((uint32_t) wddmVersion % 1000) / 100);
FF_DEBUG("Adapter #%u WDDM version: %u", i, (uint32_t) wddmVersion);
} else {
ffStrbufSetStatic(&gpu->platformApi, "WDDM");
FF_DEBUG("KMTQAITYPE_DRIVERVERSION query failed for adapter #%u", i);
}
D3DKMT_ADAPTERADDRESS adapterAddress = {};
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_ADAPTERADDRESS,
.pPrivateDriverData = &adapterAddress,
.PrivateDriverDataSize = sizeof(adapterAddress),
});
if (NT_SUCCESS(status) && adapterAddress.FunctionNumber != 0xFFFF /* non-PCI device */) {
gpu->deviceId = ffGPUPciAddr2Id(0, adapterAddress.BusNumber, adapterAddress.DeviceNumber, adapterAddress.FunctionNumber);
FF_DEBUG("Adapter #%u PCI address: bus=%u device=%u function=%u",
i,
adapterAddress.BusNumber,
adapterAddress.DeviceNumber,
adapterAddress.FunctionNumber);
} else {
adapterAddress.BusNumber = -1u;
gpu->deviceId = ffGPUGeneral2Id(((uint64_t) adapter->AdapterLuid.HighPart << 32) | (uint64_t) adapter->AdapterLuid.LowPart);
FF_DEBUG("KMTQAITYPE_ADAPTERADDRESS query failed for adapter #%u, fallback to LUID-based deviceId: %s",
i,
ffDebugNtStatus(status));
}
D3DKMT_QUERY_DEVICE_IDS deviceIds = { .PhysicalAdapterIndex = 0 };
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_PHYSICALADAPTERDEVICEIDS,
.pPrivateDriverData = &deviceIds,
.PrivateDriverDataSize = sizeof(deviceIds),
});
if (NT_SUCCESS(status)) {
ffStrbufSetStatic(&gpu->vendor, ffGPUGetVendorString(deviceIds.DeviceIds.VendorID));
FF_DEBUG("Adapter #%u vendor/device IDs: vendor=0x%04x device=0x%04x",
i,
deviceIds.DeviceIds.VendorID,
deviceIds.DeviceIds.DeviceID);
} else {
deviceIds.DeviceIds.VendorID = -1u;
FF_DEBUG("KMTQAITYPE_PHYSICALADAPTERDEVICEIDS query failed for adapter #%u: %s", i, ffDebugNtStatus(status));
}
#if _WIN32 && FF_WIN81_COMPAT
if (adapterAddress.BusNumber != -1u && (deviceIds.DeviceIds.VendorID == -1u || options->driverSpecific)) {
if (queryPciDeviceInfo(gpu, &deviceIds.DeviceIds, options->driverSpecific) && gpu->vendor.length == 0) {
ffStrbufSetStatic(&gpu->vendor, ffGPUGetVendorString(deviceIds.DeviceIds.VendorID));
}
}
#endif
D3DKMT_UMD_DRIVER_VERSION umdDriverVersion;
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_UMD_DRIVER_VERSION,
.pPrivateDriverData = &umdDriverVersion,
.PrivateDriverDataSize = sizeof(umdDriverVersion),
});
if (NT_SUCCESS(status)) {
ffStrbufSetF(&gpu->driver,
"%u.%u.%u.%u",
(uint32_t) (umdDriverVersion.DriverVersion.QuadPart >> 48ul & 0xFFFF),
(uint32_t) (umdDriverVersion.DriverVersion.QuadPart >> 32ul & 0xFFFF),
(uint32_t) (umdDriverVersion.DriverVersion.QuadPart >> 16ul & 0xFFFF),
(uint32_t) (umdDriverVersion.DriverVersion.QuadPart >> 0ul & 0xFFFF));
FF_DEBUG("Adapter #%u UMD driver version: %08" PRIX64, i, (uint64_t) umdDriverVersion.DriverVersion.QuadPart);
} else {
FF_DEBUG("KMTQAITYPE_UMD_DRIVER_VERSION query failed for adapter #%u: %s", i, ffDebugNtStatus(status));
}
__typeof__(&ffDetectNvidiaGpuInfo) detectFn;
const char* dllName;
if (options->driverSpecific && getDriverSpecificDetectionFn(gpu->vendor.chars, &detectFn, &dllName)) {
FF_DEBUG("Calling driver-specific detection function for vendor: %s, DLL: %s", gpu->vendor.chars, dllName);
FF_A_UNUSED const char* error = detectFn(
&(FFGpuDriverCondition) {
.type = FF_GPU_DRIVER_CONDITION_TYPE_LUID |
(deviceIds.DeviceIds.VendorID != -1u ? FF_GPU_DRIVER_CONDITION_TYPE_DEVICE_ID : 0) |
(adapterAddress.BusNumber != -1u ? FF_GPU_DRIVER_CONDITION_TYPE_BUS_ID : 0),
.pciDeviceId = {
.deviceId = deviceIds.DeviceIds.DeviceID,
.vendorId = deviceIds.DeviceIds.VendorID,
.subSystemId = deviceIds.DeviceIds.SubSystemID,
.revId = deviceIds.DeviceIds.RevisionID,
},
.pciBusId = {
.domain = 0,
.bus = adapterAddress.BusNumber,
.device = adapterAddress.DeviceNumber,
.func = adapterAddress.FunctionNumber,
},
.luid = ((uint64_t) adapter->AdapterLuid.HighPart << 32) | (uint64_t) adapter->AdapterLuid.LowPart,
},
(FFGpuDriverResult) {
.index = &gpu->index,
.temp = options->temp ? &gpu->temperature : NULL,
.memory = options->driverSpecific ? &gpu->dedicated : NULL,
.sharedMemory = options->driverSpecific ? &gpu->shared : NULL,
.memoryType = options->driverSpecific ? &gpu->memoryType : NULL,
.coreCount = options->driverSpecific ? (uint32_t*) &gpu->coreCount : NULL,
.coreUsage = options->driverSpecific ? &gpu->coreUsage : NULL,
.type = &gpu->type,
.frequency = options->driverSpecific ? &gpu->frequency : NULL,
.name = &gpu->name,
.psCurr = options->driverSpecific ? &gpu->psCurr : NULL,
.psMax = options->driverSpecific ? &gpu->psMax : NULL,
},
dllName);
FF_DEBUG("Driver-specific detection completed: %s", error ?: "Success");
} else if (options->driverSpecific) {
FF_DEBUG("No driver-specific detection function found for vendor: %s", gpu->vendor.chars);
}
#if _WIN32
// Put this after the driver-specific detection, as `getDriverSpecificDetectionFn` never succeeds
if (gpu->vendor.length == 0 && wddmVersion >= KMT_DRIVERVERSION_WDDM_2_4) {
// For non-PCI devices
FF_DEBUG("Attempting to query vendor name via registry for adapter #%u", i);
queryVendorNameViaRegistry(&gpu->vendor, adapter->hAdapter);
}
#if !FF_WIN81_COMPAT
if (adapterAddress.BusNumber != -1u && options->driverSpecific && gpu->pcieSpeed == FF_GPU_PCIE_SPEED_UNSET) {
queryPciDeviceInfo(gpu, &deviceIds.DeviceIds, options->driverSpecific);
}
#endif
#endif
if (gpu->name.length == 0) {
D3DKMT_ADAPTERREGISTRYINFO registryInfo;
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_ADAPTERREGISTRYINFO,
.pPrivateDriverData = &registryInfo,
.PrivateDriverDataSize = sizeof(registryInfo),
});
if (NT_SUCCESS(status)) {
ffStrbufSetWS(&gpu->name, registryInfo.AdapterString);
FF_DEBUG("Adapter #%u adapter string: %s", i, gpu->name.chars);
} else {
FF_DEBUG("KMTQAITYPE_ADAPTERREGISTRYINFO query failed for adapter #%u: %s", i, ffDebugNtStatus(status));
}
}
if (gpu->dedicated.total == FF_GPU_VMEM_SIZE_UNSET && gpu->shared.total == FF_GPU_VMEM_SIZE_UNSET) {
if (wddmVersion >= KMT_DRIVERVERSION_WDDM_3_1 && options->driverSpecific) {
// Supports memory usage query; requires Windows 11 (22H2) or later
D3DKMT_QUERYSTATISTICS queryStatistics = {
.Type = D3DKMT_QUERYSTATISTICS_SEGMENT_GROUP_USAGE,
.AdapterLuid = adapter->AdapterLuid,
.QuerySegmentGroupUsage = {
.PhysicalAdapterIndex = 0,
.SegmentGroup = D3DKMT_MEMORY_SEGMENT_GROUP_LOCAL,
},
};
status = D3DKMTQueryStatistics(&queryStatistics);
if (NT_SUCCESS(status)) {
D3DKMT_QUERYSTATISTICS_MEMORY_USAGE* info = &queryStatistics.QueryResult.SegmentGroupUsageInformation;
uint64_t used = info->AllocatedBytes + info->ModifiedBytes + info->StandbyBytes;
uint64_t total = used + info->FreeBytes + info->ZeroBytes;
gpu->dedicated.used = used;
gpu->dedicated.total = total;
FF_DEBUG("Adapter #%u local memory usage: used=%" PRIu64 " total=%" PRIu64, i, used, total);
} else {
FF_DEBUG("D3DKMT_QUERYSTATISTICS_SEGMENT_GROUP_USAGE (LOCAL) failed for adapter #%u: %s",
i,
ffDebugNtStatus(status));
}
queryStatistics.QuerySegmentGroupUsage.SegmentGroup = D3DKMT_MEMORY_SEGMENT_GROUP_NON_LOCAL;
status = D3DKMTQueryStatistics(&queryStatistics);
if (NT_SUCCESS(status)) {
D3DKMT_QUERYSTATISTICS_MEMORY_USAGE* info = &queryStatistics.QueryResult.SegmentGroupUsageInformation;
uint64_t used = info->AllocatedBytes + info->ModifiedBytes + info->StandbyBytes;
uint64_t total = used + info->FreeBytes + info->ZeroBytes;
gpu->shared.used = used;
gpu->shared.total = total;
FF_DEBUG("Adapter #%u non-local memory usage: used=%" PRIu64 " total=%" PRIu64, i, used, total);
} else {
FF_DEBUG("D3DKMT_QUERYSTATISTICS_SEGMENT_GROUP_USAGE (NON_LOCAL) failed for adapter #%u: %s",
i,
ffDebugNtStatus(status));
}
} else {
// Supports basic segment (total) size query
D3DKMT_SEGMENTSIZEINFO segmentSizeInfo = {};
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_GETSEGMENTSIZE,
.pPrivateDriverData = &segmentSizeInfo,
.PrivateDriverDataSize = sizeof(segmentSizeInfo),
});
if (NT_SUCCESS(status)) {
FF_DEBUG("Adapter #%u segment size - DedicatedVideoMemorySize: %" PRIu64
", DedicatedSystemMemorySize: %" PRIu64 ", SharedSystemMemorySize: %" PRIu64,
i,
(uint64_t) segmentSizeInfo.DedicatedVideoMemorySize,
(uint64_t) segmentSizeInfo.DedicatedSystemMemorySize,
(uint64_t) segmentSizeInfo.SharedSystemMemorySize);
gpu->dedicated.total = segmentSizeInfo.DedicatedVideoMemorySize;
gpu->shared.total = segmentSizeInfo.DedicatedSystemMemorySize + segmentSizeInfo.SharedSystemMemorySize;
} else {
FF_DEBUG("Failed to query segment size information for adapter #%u: %s", i, ffDebugNtStatus(status));
}
}
}
if (wddmVersion >= KMT_DRIVERVERSION_WDDM_2_4) {
if (gpu->frequency == FF_GPU_FREQUENCY_UNSET) {
for (uint32_t nodeIdx = 0;; nodeIdx++) {
D3DKMT_NODEMETADATA nodeMetadata = {
.NodeOrdinalAndAdapterIndex = (0 << 16) | nodeIdx,
};
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_NODEMETADATA,
.pPrivateDriverData = &nodeMetadata,
.PrivateDriverDataSize = sizeof(nodeMetadata),
});
if (!NT_SUCCESS(status)) { break; }
if (nodeMetadata.NodeData.EngineType != DXGK_ENGINE_TYPE_3D) { continue; }
D3DKMT_NODE_PERFDATA nodePerfData = {
.NodeOrdinal = nodeIdx,
.PhysicalAdapterIndex = 0,
};
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_NODEPERFDATA,
.pPrivateDriverData = &nodePerfData,
.PrivateDriverDataSize = sizeof(nodePerfData),
});
if (NT_SUCCESS(status)) {
if (nodePerfData.MaxFrequency != 0) {
gpu->frequency = (uint32_t) (nodePerfData.MaxFrequency / 1000 / 1000);
FF_DEBUG("Adapter #%u max graphics frequency: %u MHz", i, gpu->frequency);
} else {
FF_DEBUG("Adapter #%u does not report max graphics frequency", i);
}
break;
} else {
FF_DEBUG("Failed to query node performance data for adapter #%u node #%u: %s",
i,
nodeIdx,
ffDebugNtStatus(status));
}
}
}
if (options->temp && gpu->temperature == FF_GPU_TEMP_UNSET) {
D3DKMT_ADAPTER_PERFDATA adapterPerfData = {
.PhysicalAdapterIndex = 0,
};
status = D3DKMTQueryAdapterInfo(&(D3DKMT_QUERYADAPTERINFO) {
.hAdapter = adapter->hAdapter,
.Type = KMTQAITYPE_ADAPTERPERFDATA,
.pPrivateDriverData = &adapterPerfData,
.PrivateDriverDataSize = sizeof(adapterPerfData),
});
if (NT_SUCCESS(status)) {
if (adapterPerfData.Temperature != 0) {
gpu->temperature = adapterPerfData.Temperature / 10.0;
FF_DEBUG("Adapter #%u temperature: %.1f°C", i, gpu->temperature);
} else {
FF_DEBUG("Adapter #%u does not report temperature data", i);
}
} else {
FF_DEBUG("Failed to query temperature for adapter #%u: %s", i, ffDebugNtStatus(status));
}
}
}
if (gpu->type == FF_GPU_TYPE_UNKNOWN) {
if (ffGPUFillVendorByDeviceName(gpu)) {
// OK
}
#if _WIN32
else if (ffIsWindows10OrGreater()) {
const char* ffGPUDetectTypeWithDXCore(LUID adapterLuid, FFGPUResult * gpu);
FF_A_UNUSED const char* error = ffGPUDetectTypeWithDXCore(adapter->AdapterLuid, gpu);
FF_DEBUG("DXCore GPU type detection result: %s", error ?: "Success");
}
#endif
else {
FF_DEBUG("Unable to determine GPU type by any method for this adapter");
}
}
FF_DEBUG("Adapter #%u summary: name='%s', vendor='%s', type=%u, deviceId=%" PRIu64,
i,
gpu->name.length ? gpu->name.chars : "unknown",
gpu->vendor.length ? gpu->vendor.chars : "unknown",
(uint32_t) gpu->type,
(uint64_t) gpu->deviceId);
close_adapter:
status = D3DKMTCloseAdapter(&(D3DKMT_CLOSEADAPTER) { .hAdapter = adapter->hAdapter });
if (NT_SUCCESS(status)) {
FF_DEBUG("Closed adapter #%u successfully", i);
} else {
FF_DEBUG("Failed to close adapter #%u: %s", i, ffDebugNtStatus(status));
}
}
return NULL;
}
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