/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright (c) 2022 NVIDIA Corporation & Affiliates
 */

#ifndef CUDA_COMMON_H
#define CUDA_COMMON_H

#include <dlfcn.h>
#include <errno.h>

#include <rte_common.h>
#include <rte_log.h>
#include <rte_errno.h>

extern int cuda_logtype;

/* Helper macro for logging */
#define rte_cuda_log(level, fmt, ...) \
	rte_log(RTE_LOG_ ## level, cuda_logtype, fmt "\n", ##__VA_ARGS__)

#define rte_cuda_debug(fmt, ...) \
	rte_cuda_log(DEBUG, RTE_STR(__LINE__) ":%s() " fmt, __func__, \
		##__VA_ARGS__)

#ifdef DRIVERS_GPU_CUDA_GDRCOPY_H
	#include <gdrapi.h>
#else
	struct gdr;
	typedef struct gdr *gdr_t;
	struct gdr_mh_s { unsigned long h; };
	typedef struct gdr_mh_s gdr_mh_t;
#endif

int gdrcopy_pin(gdr_t *gdrc_h, __rte_unused gdr_mh_t *mh,
		uint64_t d_addr, size_t size, void **h_addr);
int gdrcopy_unpin(gdr_t gdrc_h, __rte_unused gdr_mh_t mh,
		void *d_addr, size_t size);

#endif /* CUDA_COMMON_H */