From e3dfeeb8dbe5a2a79aed2ef74ab9871310d48ecf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E9=80=9A=E6=B4=B2?= <zhangsongcui3371@sina.com>
Date: Sat, 27 Jun 2026 08:53:21 +0800
Subject: [PATCH] GPU (MT): adds PCIe speed detection support

---
 src/detection/gpu/gpu_mthreads.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/detection/gpu/gpu_mthreads.c b/src/detection/gpu/gpu_mthreads.c
index 0b639f503..8d5271935 100644
--- a/src/detection/gpu/gpu_mthreads.c
+++ b/src/detection/gpu/gpu_mthreads.c
@@ -190,6 +190,20 @@ const char* ffDetectMthreadsGpuInfo(const FFGpuDriverCondition* cond, FFGpuDrive
         }
     }
 
+    if (result.psCurr || result.psMax) {
+        MtmlPciInfo pciInfo;
+        if (mtmlData.ffmtmlDeviceGetPciInfo(device, &pciInfo) == MTML_SUCCESS) {
+            if (result.psCurr) {
+                result.psCurr->lanes = (uint16_t) pciInfo.pciCurWidth;
+                result.psCurr->gen = (uint16_t) pciInfo.pciCurGen;
+            }
+            if (result.psMax) {
+                result.psMax->lanes = (uint16_t) pciInfo.pciMaxWidth;
+                result.psMax->gen = (uint16_t) pciInfo.pciMaxGen;
+            }
+        }
+    }
+
     return NULL;
 
 #else