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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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