1 | /* SPDX-License-Identifier: GPL-2.0 */ |
---|---|
2 | /* |
3 | * Copyright (C) 2021 ARM Ltd. |
4 | */ |
5 | |
6 | #ifndef _FFA_COMMON_H |
7 | #define _FFA_COMMON_H |
8 | |
9 | #include <linux/arm_ffa.h> |
10 | #include <linux/arm-smccc.h> |
11 | #include <linux/err.h> |
12 | |
13 | typedef struct arm_smccc_1_2_regs ffa_value_t; |
14 | |
15 | typedef void (ffa_fn)(ffa_value_t, ffa_value_t *); |
16 | |
17 | int arm_ffa_bus_init(void); |
18 | void arm_ffa_bus_exit(void); |
19 | bool ffa_device_is_valid(struct ffa_device *ffa_dev); |
20 | void ffa_device_match_uuid(struct ffa_device *ffa_dev, const uuid_t *uuid); |
21 | |
22 | #ifdef CONFIG_ARM_FFA_SMCCC |
23 | int __init ffa_transport_init(ffa_fn **invoke_ffa_fn); |
24 | #else |
25 | static inline int __init ffa_transport_init(ffa_fn **invoke_ffa_fn) |
26 | { |
27 | return -EOPNOTSUPP; |
28 | } |
29 | #endif |
30 | |
31 | #endif /* _FFA_COMMON_H */ |
32 |