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/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
// -*- c -*-
#ifndef FAISS_DEVICE_UTILS_C_H
#define FAISS_DEVICE_UTILS_C_H
#include <cublas_v2.h>
#include <cuda_runtime_api.h>
#include "../faiss_c.h"
#ifdef __cplusplus
extern "C" {
#endif
/// Returns the number of available GPU devices
int faiss_get_num_gpus(int* p_output);
/// Starts the CUDA profiler (exposed via SWIG)
int faiss_gpu_profiler_start();
/// Stops the CUDA profiler (exposed via SWIG)
int faiss_gpu_profiler_stop();
/// Synchronizes the CPU against all devices (equivalent to
/// cudaDeviceSynchronize for each device)
int faiss_gpu_sync_all_devices();
#ifdef __cplusplus
}
#endif
#endif