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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2021 ARM Ltd.
*/
#ifndef _FFA_COMMON_H
#define _FFA_COMMON_H
#include <linux/arm_ffa.h>
#include <linux/arm-smccc.h>
#include <linux/err.h>
typedef struct arm_smccc_1_2_regs ffa_value_t;
typedef void (ffa_fn)(ffa_value_t, ffa_value_t *);
int arm_ffa_bus_init(void);
void arm_ffa_bus_exit(void);
bool ffa_device_is_valid(struct ffa_device *ffa_dev);
void ffa_device_match_uuid(struct ffa_device *ffa_dev, const uuid_t *uuid);
#ifdef CONFIG_ARM_FFA_SMCCC
int __init ffa_transport_init(ffa_fn **invoke_ffa_fn);
#else
static inline int __init ffa_transport_init(ffa_fn **invoke_ffa_fn)
{
return -EOPNOTSUPP;
}
#endif
#endif /* _FFA_COMMON_H */
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