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83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
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#ifndef LIBRARY_LOADER_LIBDRM_H
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#define LIBRARY_LOADER_LIBDRM_H
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#define LIBRARY_LOADER_LIBDRM_H_DLOPEN
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#include <dlfcn.h>
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#include <xf86drm.h>
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//#include <libdrm/amdgpu_drm.h>
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//#include <libdrm/amdgpu.h>
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typedef struct amdgpu_device *amdgpu_device_handle;
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int amdgpu_device_initialize(int fd,
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uint32_t *major_version,
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uint32_t *minor_version,
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amdgpu_device_handle *device_handle);
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int amdgpu_device_deinitialize(amdgpu_device_handle device_handle);
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int amdgpu_query_info(amdgpu_device_handle dev, unsigned info_id,
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unsigned size, void *value);
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int amdgpu_query_sensor_info(amdgpu_device_handle dev, unsigned sensor_type,
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unsigned size, void *value);
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int amdgpu_read_mm_registers(amdgpu_device_handle dev, unsigned dword_offset,
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unsigned count, uint32_t instance, uint32_t flags,
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uint32_t *values);
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class libdrm_loader {
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public:
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libdrm_loader();
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~libdrm_loader();
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bool Load();
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bool IsLoaded() { return loaded_; }
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decltype(&::drmGetVersion) drmGetVersion;
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decltype(&::drmFreeVersion) drmFreeVersion;
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decltype(&::drmCommandWriteRead) drmCommandWriteRead;
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private:
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void CleanUp(bool unload);
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#if defined(LIBRARY_LOADER_LIBDRM_H_DLOPEN)
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void* library;
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#endif
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bool loaded_;
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// Disallow copy constructor and assignment operator.
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libdrm_loader(const libdrm_loader&);
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void operator=(const libdrm_loader&);
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};
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class libdrm_amdgpu_loader {
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public:
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libdrm_amdgpu_loader();
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~libdrm_amdgpu_loader();
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bool Load();
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bool IsLoaded() { return loaded_; }
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decltype(&::amdgpu_device_initialize) amdgpu_device_initialize;
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decltype(&::amdgpu_device_deinitialize) amdgpu_device_deinitialize;
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decltype(&::amdgpu_query_info) amdgpu_query_info;
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decltype(&::amdgpu_query_sensor_info) amdgpu_query_sensor_info;
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decltype(&::amdgpu_read_mm_registers) amdgpu_read_mm_registers;
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private:
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void CleanUp(bool unload);
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#if defined(LIBRARY_LOADER_LIBDRM_H_DLOPEN)
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void* library;
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#endif
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bool loaded_;
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// Disallow copy constructor and assignment operator.
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libdrm_amdgpu_loader(const libdrm_amdgpu_loader&);
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void operator=(const libdrm_amdgpu_loader&);
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};
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extern libdrm_loader g_libdrm;
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#endif // LIBRARY_LOADER_LIBDRM_H
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