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GPU: detect current pcie link speed

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This commit is contained in:
Carter Li
2026-06-14 17:36:54 +08:00
committed by 李通洲
parent 107f39eb15
commit 22f9948497
18 changed files with 190 additions and 79 deletions
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src/modules/gpu/gpu.c
+15 -16
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@@ -139,9 +139,10 @@ static void printGPUResult(FFGPUOptions* options, uint8_t index, const FFGPUResu
}
}
char pcieSpeed[32] = "";
if (gpu->pcieGen != FF_GPU_PCI_INFO_UNSET && gpu->pcieLanes != FF_GPU_PCI_INFO_UNSET) {
snprintf(pcieSpeed, sizeof(pcieSpeed), "PCI Gen %d x%d", gpu->pcieGen, gpu->pcieLanes);
char maxSpeed[32] = "", currSpeed[32] = "";
if (gpu->pcieSpeed != FF_GPU_PCIE_SPEED_UNSET) {
snprintf(maxSpeed, sizeof(maxSpeed), "%d x%d", gpu->psMax.gen, gpu->psMax.lanes);
snprintf(currSpeed, sizeof(currSpeed), "%d x%d", gpu->psCurr.gen, gpu->psCurr.lanes);
}
FF_PRINT_FORMAT_CHECKED(FF_GPU_MODULE_NAME, index, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, ((FFformatarg[]) {
@@ -165,7 +166,8 @@ static void printGPUResult(FFGPUOptions* options, uint8_t index, const FFGPUResu
FF_ARG(coreUsageNum, "core-usage-num"),
FF_ARG(coreUsageBar, "core-usage-bar"),
FF_ARG(gpu->memoryType, "memory-type"),
FF_ARG(pcieSpeed, "pcie-speed"),
FF_ARG(maxSpeed, "pcie-max-speed"),
FF_ARG(currSpeed, "pcie-curr-speed"),
}));
}
}
@@ -427,18 +429,14 @@ bool ffGenerateGPUJsonResult(FFGPUOptions* options, yyjson_mut_doc* doc, yyjson_
yyjson_mut_obj_add_uint(doc, obj, "deviceId", gpu->deviceId);
if (gpu->pcieGen != FF_GPU_PCI_INFO_UNSET || gpu->pcieLanes != FF_GPU_PCI_INFO_UNSET) {
if (gpu->pcieSpeed != FF_GPU_PCIE_SPEED_UNSET) {
yyjson_mut_val* pcieSpeed = yyjson_mut_obj_add_obj(doc, obj, "pcieSpeed");
if (gpu->pcieGen != FF_GPU_PCI_INFO_UNSET) {
yyjson_mut_obj_add_uint(doc, pcieSpeed, "gen", gpu->pcieGen);
} else {
yyjson_mut_obj_add_null(doc, pcieSpeed, "gen");
}
if (gpu->pcieLanes != FF_GPU_PCI_INFO_UNSET) {
yyjson_mut_obj_add_uint(doc, pcieSpeed, "lanes", gpu->pcieLanes);
} else {
yyjson_mut_obj_add_null(doc, pcieSpeed, "lanes");
}
yyjson_mut_val* maxSpeed = yyjson_mut_obj_add_obj(doc, pcieSpeed, "max");
yyjson_mut_obj_add_uint(doc, maxSpeed, "gen", gpu->psMax.gen);
yyjson_mut_obj_add_uint(doc, maxSpeed, "lanes", gpu->psMax.lanes);
yyjson_mut_val* currSpeed = yyjson_mut_obj_add_obj(doc, pcieSpeed, "current");
yyjson_mut_obj_add_uint(doc, currSpeed, "gen", gpu->psCurr.gen);
yyjson_mut_obj_add_uint(doc, currSpeed, "lanes", gpu->psCurr.lanes);
} else {
yyjson_mut_obj_add_null(doc, obj, "pcieSpeed");
}
@@ -506,6 +504,7 @@ FFModuleBaseInfo ffGPUModuleInfo = {
{ "Core usage percentage num", "core-usage-num" },
{ "Core usage percentage bar", "core-usage-bar" },
{ "Memory type (Windows only)", "memory-type" },
{ "Maximum PCIe speed in gen and lanes", "pcie-speed" },
{ "PCIe maximum speed in gen and lanes", "pcie-max-speed" },
{ "PCIe current speed in gen and lanes", "pcie-curr-speed" },
})),
};