From 2738f20eea202b8e570d50697b8567fe410fbacb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E9=80=9A=E6=B4=B2?= <zhangsongcui3371@sina.com>
Date: Fri, 28 Nov 2025 03:06:23 +0000
Subject: [PATCH] GPU (Linux): detect driver specific info for zhaoxin

---
 src/detection/gpu/gpu.h       |  7 +++++
 src/detection/gpu/gpu_linux.c | 54 +++++++++++++++++++++++++++++++++--
 2 files changed, 59 insertions(+), 2 deletions(-)

diff --git a/src/detection/gpu/gpu.h b/src/detection/gpu/gpu.h
index d2ca916bd..350614152 100644
--- a/src/detection/gpu/gpu.h
+++ b/src/detection/gpu/gpu.h
@@ -15,11 +15,18 @@ extern const char* FF_GPU_VENDOR_NAME_AMD;
 extern const char* FF_GPU_VENDOR_NAME_INTEL;
 extern const char* FF_GPU_VENDOR_NAME_NVIDIA;
 extern const char* FF_GPU_VENDOR_NAME_MTHREADS;
+extern const char* FF_GPU_VENDOR_NAME_QUALCOMM;
+extern const char* FF_GPU_VENDOR_NAME_MTK;
 extern const char* FF_GPU_VENDOR_NAME_VMWARE;
 extern const char* FF_GPU_VENDOR_NAME_PARALLEL;
 extern const char* FF_GPU_VENDOR_NAME_MICROSOFT;
 extern const char* FF_GPU_VENDOR_NAME_REDHAT;
 extern const char* FF_GPU_VENDOR_NAME_ORACLE;
+extern const char* FF_GPU_VENDOR_NAME_BROADCOM;
+extern const char* FF_GPU_VENDOR_NAME_LOONGSON;
+extern const char* FF_GPU_VENDOR_NAME_JINGJIA_MICRO;
+extern const char* FF_GPU_VENDOR_NAME_HUAWEI;
+extern const char* FF_GPU_VENDOR_NAME_ZHAOXIN;
 
 typedef struct FFGPUMemory
 {
diff --git a/src/detection/gpu/gpu_linux.c b/src/detection/gpu/gpu_linux.c
index fb28f7449..abe52ea15 100644
--- a/src/detection/gpu/gpu_linux.c
+++ b/src/detection/gpu/gpu_linux.c
@@ -4,10 +4,13 @@
 #include "detection/gpu/gpu_driver_specific.h"
 #include "common/io/io.h"
 #include "common/library.h"
+#include "modules/gpu/option.h"
+#include "util/FFstrbuf.h"
 #include "util/stringUtils.h"
 #include "util/mallocHelper.h"
 
 #include <inttypes.h>
+#include <stdint.h>
 
 #ifdef FF_HAVE_DRM_AMDGPU
     #include <amdgpu.h>
@@ -263,7 +266,7 @@ static const char* drmDetectIntelSpecific(FFGPUResult* gpu, const char* drmKey,
     #endif
 }
 
-static const char* pciDetectNouveauSpecific(const FFGPUOptions* options, FFGPUResult* gpu, FFstrbuf* pciDir, FFstrbuf* buffer)
+static const char* pciDetectTempGeneral(const FFGPUOptions* options, FFGPUResult* gpu, FFstrbuf* pciDir, FFstrbuf* buffer)
 {
     if (options->temp)
     {
@@ -306,6 +309,48 @@ static const char* drmDetectNouveauSpecific(FFGPUResult* gpu, const char* drmKey
     #endif
 }
 
+static const char* pciDetectZxSpecific(const FFGPUOptions* options, FFGPUResult* gpu, FFstrbuf* pciDir, FFstrbuf* buffer)
+{
+    gpu->type = FF_GPU_TYPE_INTEGRATED;
+
+    const uint32_t pciDirLen = pciDir->length;
+    ffStrbufAppendS(pciDir, "/zx_info/eclk");
+    if (ffReadFileBuffer(pciDir->chars, buffer))
+        gpu->frequency = (uint32_t) ffStrbufToUInt(buffer, FF_GPU_FREQUENCY_UNSET);
+    ffStrbufSubstrBefore(pciDir, pciDirLen);
+
+    if (options->driverSpecific)
+    {
+        ffStrbufAppendS(pciDir, "/zx_info/engine_3d_usage");
+        if (ffReadFileBuffer(pciDir->chars, buffer))
+            gpu->coreUsage = ffStrbufToDouble(buffer, FF_GPU_CORE_USAGE_UNSET);
+        ffStrbufSubstrBefore(pciDir, pciDirLen);
+
+        ffStrbufAppendS(pciDir, "/zx_info/fb_size");
+        if (ffReadFileBuffer(pciDir->chars, buffer))
+            gpu->shared.total = ffStrbufToUInt(buffer, FF_GPU_VMEM_SIZE_UNSET);
+        ffStrbufSubstrBefore(pciDir, pciDirLen);
+
+        if (gpu->shared.total != FF_GPU_VMEM_SIZE_UNSET)
+        {
+            gpu->shared.total *= 1024 * 1024;
+
+            ffStrbufAppendS(pciDir, "/zx_info/free_fb_mem");
+            if (ffReadFileBuffer(pciDir->chars, buffer))
+                gpu->shared.used = ffStrbufToUInt(buffer, FF_GPU_VMEM_SIZE_UNSET);
+            ffStrbufSubstrBefore(pciDir, pciDirLen);
+
+            if (gpu->shared.used != FF_GPU_VMEM_SIZE_UNSET)
+            {
+                gpu->shared.used *= 1024 * 1024;
+                gpu->shared.used = gpu->shared.total - gpu->shared.used;
+            }
+        }
+    }
+
+    return NULL;
+}
+
 static const char* detectPci(const FFGPUOptions* options, FFlist* gpus, FFstrbuf* buffer, FFstrbuf* deviceDir, const char* drmKey)
 {
     const uint32_t drmDirPathLength = deviceDir->length;
@@ -417,10 +462,15 @@ static const char* detectPci(const FFGPUOptions* options, FFlist* gpus, FFstrbuf
     }
     else if (gpu->vendor.chars == FF_GPU_VENDOR_NAME_NVIDIA && ffStrbufEqualS(&gpu->driver, "nouveau"))
     {
-        pciDetectNouveauSpecific(options, gpu, deviceDir, buffer);
+        pciDetectTempGeneral(options, gpu, deviceDir, buffer);
         if (options->driverSpecific && drmKey)
             drmDetectNouveauSpecific(gpu, drmKey, buffer);
     }
+    else if (gpu->vendor.chars == FF_GPU_VENDOR_NAME_ZHAOXIN && ffStrbufStartsWithS(&gpu->driver, "zx"))
+    {
+        pciDetectTempGeneral(options, gpu, deviceDir, buffer);
+        pciDetectZxSpecific(options, gpu, deviceDir, buffer);
+    }
     else
     {
         ffGPUDetectDriverSpecific(options, gpu, (FFGpuDriverPciBusId) {