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GPU (Windows): detect GPU frequency by default

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Supported on Windows 11 only
This commit is contained in:
李通洲
2025-07-12 23:36:04 +08:00
parent 8372708f98
commit 102e8fcc72
2 changed files with 116 additions and 7 deletions
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src/detection/gpu/gpu_windows.c
+33 -3
View File
@@ -241,6 +241,39 @@ const char* ffDetectGPUImpl(FF_MAYBE_UNUSED const FFGPUOptions* options, FFlist*
else if (adapterType.HybridIntegrated)
gpu->type = FF_GPU_TYPE_INTEGRATED;
}
if (gpu->frequency == FF_GPU_FREQUENCY_UNSET)
{
for (ULONG nodeIdx = 0; ; nodeIdx++)
{
D3DKMT_NODEMETADATA nodeMetadata = {
.NodeOrdinalAndAdapterIndex = (0 << 16) | nodeIdx,
};
queryAdapterInfo = (D3DKMT_QUERYADAPTERINFO) {
.hAdapter = openAdapterFromLuid.hAdapter,
.Type = KMTQAITYPE_NODEMETADATA,
.pPrivateDriverData = &nodeMetadata,
.PrivateDriverDataSize = sizeof(nodeMetadata),
};
if (!NT_SUCCESS(D3DKMTQueryAdapterInfo(&queryAdapterInfo))) break; // Windows 10 and later
if (nodeMetadata.NodeData.EngineType != DXGK_ENGINE_TYPE_3D) continue;
D3DKMT_QUERYSTATISTICS queryStatistics = {
.Type = D3DKMT_QUERYSTATISTICS_NODE2,
.AdapterLuid = *(LUID*)&adapterLuid,
.QueryNode2 = { .PhysicalAdapterIndex = 0, .NodeOrdinal = (UINT16) nodeIdx },
};
if (NT_SUCCESS(D3DKMTQueryStatistics(&queryStatistics))) // Windows 11 (22H2) and later
{
gpu->frequency = (uint32_t) (queryStatistics.QueryResult.NodeInformation.NodePerfData.MaxFrequency / 1000 / 1000);
break;
}
}
}
D3DKMT_CLOSEADAPTER closeAdapter = { .hAdapter = openAdapterFromLuid.hAdapter };
(void) D3DKMTCloseAdapter(&closeAdapter);
openAdapterFromLuid.hAdapter = 0;
}
if (options->temp && gpu->temperature != gpu->temperature)
@@ -254,9 +287,6 @@ const char* ffDetectGPUImpl(FF_MAYBE_UNUSED const FFGPUOptions* options, FFlist*
queryStatistics.QueryResult.PhysAdapterInformation.AdapterPerfData.Temperature != 0)
gpu->temperature = queryStatistics.QueryResult.PhysAdapterInformation.AdapterPerfData.Temperature / 10.0;
}
D3DKMT_CLOSEADAPTER closeAdapter = { .hAdapter = openAdapterFromLuid.hAdapter };
(void) D3DKMTCloseAdapter(&closeAdapter);
}
}
}
src/util/windows/nt.h
+83 -4
View File
@@ -72,7 +72,8 @@ typedef struct _D3DKMT_ADAPTERTYPE
typedef enum _KMTQUERYADAPTERINFOTYPE
{
KMTQAITYPE_ADAPTERTYPE = 15,
KMTQAITYPE_ADAPTERTYPE = 15, // WDDM 1.2, Windows 8
KMTQAITYPE_NODEMETADATA = 25, // WDDM 2.0, Windows 10
} KMTQUERYADAPTERINFOTYPE;
typedef struct _D3DKMT_QUERYADAPTERINFO
{
@@ -82,16 +83,21 @@ typedef struct _D3DKMT_QUERYADAPTERINFO
UINT PrivateDriverDataSize;
} D3DKMT_QUERYADAPTERINFO;
EXTERN_C _Check_return_ NTSTATUS APIENTRY D3DKMTQueryAdapterInfo(_Inout_ CONST D3DKMT_QUERYADAPTERINFO*);
#endif
typedef enum _D3DKMT_QUERYSTATISTICS_TYPE
{
D3DKMT_QUERYSTATISTICS_PHYSICAL_ADAPTER = 10, // WDDM 2.4, Windows 10 April 2018 Update (version 1803)
D3DKMT_QUERYSTATISTICS_NODE2 = 18, // WDDM 3.1, Windows 11 2022 Update (version 22H2)
} D3DKMT_QUERYSTATISTICS_TYPE;
typedef struct _D3DKMT_QUERYSTATISTICS_QUERY_PHYSICAL_ADAPTER
{
ULONG PhysicalAdapterIndex;
} D3DKMT_QUERYSTATISTICS_QUERY_PHYSICAL_ADAPTER;
typedef struct _D3DKMT_QUERYSTATISTICS_QUERY_NODE2
{
UINT16 PhysicalAdapterIndex;
UINT16 NodeOrdinal;
} D3DKMT_QUERYSTATISTICS_QUERY_NODE2;
typedef struct _D3DKMT_ADAPTER_PERFDATA
{
UINT32 PhysicalAdapterIndex; // in: The physical adapter index, in an LDA chain
@@ -128,9 +134,32 @@ typedef struct _D3DKMT_QUERYSTATISTICS_PHYSICAL_ADAPTER_INFORMATION
D3DKMT_ADAPTER_PERFDATACAPS AdapterPerfDataCaps;
D3DKMT_GPUVERSION GpuVersion;
} D3DKMT_QUERYSTATISTICS_PHYSICAL_ADAPTER_INFORMATION;
typedef struct _D3DKMT_QUERYSTATISTICS_PROCESS_NODE_INFORMATION {
D3DKMT_ALIGN64 UINT64 Reserved[34];
} D3DKMT_QUERYSTATISTICS_PROCESS_NODE_INFORMATION;
typedef struct _D3DKMT_NODE_PERFDATA
{
UINT32 NodeOrdinal; // in: Node ordinal of the requested engine.
UINT32 PhysicalAdapterIndex; // in: The physical adapter index, in an LDA chain
D3DKMT_ALIGN64 ULONGLONG Frequency; // out: Clock frequency of the engine in hertz
D3DKMT_ALIGN64 ULONGLONG MaxFrequency; // out: Max engine clock frequency
D3DKMT_ALIGN64 ULONGLONG MaxFrequencyOC;// out: Max engine over clock frequency
ULONG Voltage; // out: Voltage of the engine in milli volts mV
ULONG VoltageMax; // out: Max voltage levels in milli volts.
ULONG VoltageMaxOC; // out: Max voltage level while overclocked in milli volts.
// WDDM 2.5
D3DKMT_ALIGN64 ULONGLONG MaxTransitionLatency; // out: Max transition latency to change the frequency in 100 nanoseconds
} D3DKMT_NODE_PERFDATA;
typedef struct _D3DKMT_QUERYSTATISTICS_NODE_INFORMATION {
D3DKMT_QUERYSTATISTICS_PROCESS_NODE_INFORMATION GlobalInformation; //Global statistics
D3DKMT_QUERYSTATISTICS_PROCESS_NODE_INFORMATION SystemInformation; //Statistics for system thread
D3DKMT_NODE_PERFDATA NodePerfData;
UINT32 Reserved[3];
} D3DKMT_QUERYSTATISTICS_NODE_INFORMATION;
typedef union _D3DKMT_QUERYSTATISTICS_RESULT
{
D3DKMT_QUERYSTATISTICS_PHYSICAL_ADAPTER_INFORMATION PhysAdapterInformation; // in: id of physical adapter to get statistics for
D3DKMT_QUERYSTATISTICS_PHYSICAL_ADAPTER_INFORMATION PhysAdapterInformation;
D3DKMT_QUERYSTATISTICS_NODE_INFORMATION NodeInformation;
uint8_t Padding[776];
} D3DKMT_QUERYSTATISTICS_RESULT;
typedef struct _D3DKMT_QUERYSTATISTICS
@@ -142,8 +171,58 @@ typedef struct _D3DKMT_QUERYSTATISTICS
union
{
D3DKMT_QUERYSTATISTICS_QUERY_PHYSICAL_ADAPTER QueryPhysAdapter;
D3DKMT_QUERYSTATISTICS_QUERY_PHYSICAL_ADAPTER QueryPhysAdapter; // in: id of physical adapter to get statistics for
D3DKMT_QUERYSTATISTICS_QUERY_NODE2 QueryNode2; // in: id of node to get statistics for
};
} D3DKMT_QUERYSTATISTICS;
static_assert(sizeof(D3DKMT_QUERYSTATISTICS) == 0x328, "D3DKMT_QUERYSTATISTICS structure size mismatch");
EXTERN_C _Check_return_ NTSTATUS APIENTRY D3DKMTQueryStatistics(_In_ CONST D3DKMT_QUERYSTATISTICS*);
#define DXGK_MAX_METADATA_NAME_LENGTH 32
typedef enum
{
DXGK_ENGINE_TYPE_OTHER,
DXGK_ENGINE_TYPE_3D,
DXGK_ENGINE_TYPE_VIDEO_DECODE,
DXGK_ENGINE_TYPE_VIDEO_ENCODE,
DXGK_ENGINE_TYPE_VIDEO_PROCESSING,
DXGK_ENGINE_TYPE_SCENE_ASSEMBLY,
DXGK_ENGINE_TYPE_COPY,
DXGK_ENGINE_TYPE_OVERLAY,
DXGK_ENGINE_TYPE_CRYPTO,
DXGK_ENGINE_TYPE_VIDEO_CODEC,
DXGK_ENGINE_TYPE_MAX
} DXGK_ENGINE_TYPE;
typedef struct _DXGK_NODEMETADATA_FLAGS
{
union
{
struct
{
UINT ContextSchedulingSupported : 1; // WDDM 2.2
UINT RingBufferFenceRelease : 1; // WDDM 2.5
UINT SupportTrackedWorkload : 1;
UINT UserModeSubmission : 1;
UINT SupportBuildTestCommandBuffer : 1; // WDDM 3.2
UINT Reserved : 11;
UINT MaxInFlightHwQueueBuffers : 16;
};
UINT32 Value;
};
} DXGK_NODEMETADATA_FLAGS;
typedef struct _DXGK_NODEMETADATA
{
DXGK_ENGINE_TYPE EngineType;
WCHAR FriendlyName[DXGK_MAX_METADATA_NAME_LENGTH];
DXGK_NODEMETADATA_FLAGS Flags; // WDDM 2.2
BOOLEAN GpuMmuSupported; // WDDM 2.0 ???
BOOLEAN IoMmuSupported;
} __attribute__((packed)) DXGK_NODEMETADATA;
typedef struct _D3DKMT_NODEMETADATA
{
_In_ UINT NodeOrdinalAndAdapterIndex; // WDDMv2: High word is physical adapter index, low word is node ordinal
_Out_ DXGK_NODEMETADATA NodeData;
} __attribute__((packed)) D3DKMT_NODEMETADATA;
static_assert(sizeof(D3DKMT_NODEMETADATA) == 0x4E, "D3DKMT_NODEMETADATA structure size mismatch");
#endif