| 1 | /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
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| 2 | /* |
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| 3 | * Copyright (c) 2025, NVIDIA CORPORATION & AFFILIATES. All rights reserved |
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| 4 | */ |
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| 5 | |
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| 6 | #ifndef _IB_UCAPS_H_ |
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| 7 | #define _IB_UCAPS_H_ |
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| 8 | |
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| 9 | #define UCAP_ENABLED(ucaps, type) (!!((ucaps) & (1U << (type)))) |
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| 10 | |
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| 11 | enum rdma_user_cap { |
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| 12 | RDMA_UCAP_MLX5_CTRL_LOCAL, |
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| 13 | RDMA_UCAP_MLX5_CTRL_OTHER_VHCA, |
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| 14 | RDMA_UCAP_MAX |
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| 15 | }; |
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| 16 | |
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| 17 | void ib_cleanup_ucaps(void); |
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| 18 | int ib_get_ucaps(int *fds, int fd_count, uint64_t *idx_mask); |
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| 19 | #if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS) |
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| 20 | int ib_create_ucap(enum rdma_user_cap type); |
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| 21 | void ib_remove_ucap(enum rdma_user_cap type); |
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| 22 | #else |
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| 23 | static inline int ib_create_ucap(enum rdma_user_cap type) |
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| 24 | { |
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| 25 | return -EOPNOTSUPP; |
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| 26 | } |
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| 27 | static inline void ib_remove_ucap(enum rdma_user_cap type) {} |
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| 28 | #endif /* CONFIG_INFINIBAND_USER_ACCESS */ |
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| 29 | |
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| 30 | #endif /* _IB_UCAPS_H_ */ |
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| 31 | |
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