From e5a04ee8144da438054deaeaf4a9f35637479126 Mon Sep 17 00:00:00 2001
From: Carter Li <zhangsongcui3371@sina.com>
Date: Tue, 9 Jul 2024 14:00:04 +0800
Subject: [PATCH] GPU (Linux): ignore disabled PCI devices

---
 src/detection/gpu/gpu_linux.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/detection/gpu/gpu_linux.c b/src/detection/gpu/gpu_linux.c
index dc860b099..0164f191e 100644
--- a/src/detection/gpu/gpu_linux.c
+++ b/src/detection/gpu/gpu_linux.c
@@ -192,6 +192,13 @@ static const char* detectPci(const FFGPUOptions* options, FFlist* gpus, FFstrbuf
     if (sscanf(pPciPath, "%" SCNx32 ":%" SCNx32 ":%" SCNx32 ".%" SCNx32, &pciDomain, &pciBus, &pciDevice, &pciFunc) != 4)
         return "Invalid PCI device path";
 
+    ffStrbufAppendS(deviceDir, "/enable");
+    if (ffReadFileBuffer(deviceDir->chars, buffer))
+    {
+        if (!ffStrbufStartsWithC(buffer, '1'))
+            return "GPU disabled";
+    }
+
     FFGPUResult* gpu = (FFGPUResult*)ffListAdd(gpus);
     ffStrbufInitStatic(&gpu->vendor, ffGetGPUVendorString((uint16_t) vendorId));
     ffStrbufInit(&gpu->name);