projects / qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| ef6d4ccd YS |
1 | /* |
| 2 | * RDMA device: Definitions of Resource Manager functions | |
| 3 | * | |
| 4 | * Copyright (C) 2018 Oracle | |
| 5 | * Copyright (C) 2018 Red Hat Inc | |
| 6 | * | |
| 7 | * Authors: | |
| 8 | * Yuval Shaia <[email protected]> | |
| 9 | * Marcel Apfelbaum <[email protected]> | |
| 10 | * | |
| 11 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
| 12 | * See the COPYING file in the top-level directory. | |
| 13 | * | |
| 14 | */ | |
| 15 | ||
| 16 | #ifndef RDMA_RM_H | |
| 17 | #define RDMA_RM_H | |
| 18 | ||
| 0efc9511 | 19 | #include "qapi/error.h" |
| ef6d4ccd YS |
20 | #include "rdma_backend_defs.h" |
| 21 | #include "rdma_rm_defs.h" | |
| 22 | ||
| 4d71b38a YS |
23 | int rdma_rm_init(RdmaDeviceResources *dev_res, |
| 24 | struct ibv_device_attr *dev_attr); | |
| 2b05705d YS |
25 | void rdma_rm_fini(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, |
| 26 | const char *ifname); | |
| ef6d4ccd YS |
27 | |
| 28 | int rdma_rm_alloc_pd(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, | |
| 29 | uint32_t *pd_handle, uint32_t ctx_handle); | |
| 30 | RdmaRmPD *rdma_rm_get_pd(RdmaDeviceResources *dev_res, uint32_t pd_handle); | |
| 31 | void rdma_rm_dealloc_pd(RdmaDeviceResources *dev_res, uint32_t pd_handle); | |
| 32 | ||
| 33 | int rdma_rm_alloc_mr(RdmaDeviceResources *dev_res, uint32_t pd_handle, | |
| 4d71b38a YS |
34 | uint64_t guest_start, uint64_t guest_length, |
| 35 | void *host_virt, int access_flags, uint32_t *mr_handle, | |
| 36 | uint32_t *lkey, uint32_t *rkey); | |
| ef6d4ccd YS |
37 | RdmaRmMR *rdma_rm_get_mr(RdmaDeviceResources *dev_res, uint32_t mr_handle); |
| 38 | void rdma_rm_dealloc_mr(RdmaDeviceResources *dev_res, uint32_t mr_handle); | |
| 39 | ||
| 40 | int rdma_rm_alloc_uc(RdmaDeviceResources *dev_res, uint32_t pfn, | |
| 41 | uint32_t *uc_handle); | |
| 42 | RdmaRmUC *rdma_rm_get_uc(RdmaDeviceResources *dev_res, uint32_t uc_handle); | |
| 43 | void rdma_rm_dealloc_uc(RdmaDeviceResources *dev_res, uint32_t uc_handle); | |
| 44 | ||
| 45 | int rdma_rm_alloc_cq(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, | |
| 46 | uint32_t cqe, uint32_t *cq_handle, void *opaque); | |
| 47 | RdmaRmCQ *rdma_rm_get_cq(RdmaDeviceResources *dev_res, uint32_t cq_handle); | |
| 48 | void rdma_rm_req_notify_cq(RdmaDeviceResources *dev_res, uint32_t cq_handle, | |
| 49 | bool notify); | |
| 50 | void rdma_rm_dealloc_cq(RdmaDeviceResources *dev_res, uint32_t cq_handle); | |
| 51 | ||
| 52 | int rdma_rm_alloc_qp(RdmaDeviceResources *dev_res, uint32_t pd_handle, | |
| 53 | uint8_t qp_type, uint32_t max_send_wr, | |
| 54 | uint32_t max_send_sge, uint32_t send_cq_handle, | |
| 55 | uint32_t max_recv_wr, uint32_t max_recv_sge, | |
| 8b42cfab KH |
56 | uint32_t recv_cq_handle, void *opaque, uint32_t *qpn, |
| 57 | uint8_t is_srq, uint32_t srq_handle); | |
| ef6d4ccd YS |
58 | RdmaRmQP *rdma_rm_get_qp(RdmaDeviceResources *dev_res, uint32_t qpn); |
| 59 | int rdma_rm_modify_qp(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, | |
| 2b05705d | 60 | uint32_t qp_handle, uint32_t attr_mask, uint8_t sgid_idx, |
| ef6d4ccd YS |
61 | union ibv_gid *dgid, uint32_t dqpn, |
| 62 | enum ibv_qp_state qp_state, uint32_t qkey, | |
| 63 | uint32_t rq_psn, uint32_t sq_psn); | |
| c99f2174 YS |
64 | int rdma_rm_query_qp(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, |
| 65 | uint32_t qp_handle, struct ibv_qp_attr *attr, | |
| 66 | int attr_mask, struct ibv_qp_init_attr *init_attr); | |
| ef6d4ccd YS |
67 | void rdma_rm_dealloc_qp(RdmaDeviceResources *dev_res, uint32_t qp_handle); |
| 68 | ||
| cdc84058 KH |
69 | RdmaRmSRQ *rdma_rm_get_srq(RdmaDeviceResources *dev_res, uint32_t srq_handle); |
| 70 | int rdma_rm_alloc_srq(RdmaDeviceResources *dev_res, uint32_t pd_handle, | |
| 71 | uint32_t max_wr, uint32_t max_sge, uint32_t srq_limit, | |
| 72 | uint32_t *srq_handle, void *opaque); | |
| 73 | int rdma_rm_query_srq(RdmaDeviceResources *dev_res, uint32_t srq_handle, | |
| 74 | struct ibv_srq_attr *srq_attr); | |
| 75 | int rdma_rm_modify_srq(RdmaDeviceResources *dev_res, uint32_t srq_handle, | |
| 76 | struct ibv_srq_attr *srq_attr, int srq_attr_mask); | |
| 77 | void rdma_rm_dealloc_srq(RdmaDeviceResources *dev_res, uint32_t srq_handle); | |
| 78 | ||
| ef6d4ccd YS |
79 | int rdma_rm_alloc_cqe_ctx(RdmaDeviceResources *dev_res, uint32_t *cqe_ctx_id, |
| 80 | void *ctx); | |
| 81 | void *rdma_rm_get_cqe_ctx(RdmaDeviceResources *dev_res, uint32_t cqe_ctx_id); | |
| 82 | void rdma_rm_dealloc_cqe_ctx(RdmaDeviceResources *dev_res, uint32_t cqe_ctx_id); | |
| 83 | ||
| 2b05705d YS |
84 | int rdma_rm_add_gid(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, |
| 85 | const char *ifname, union ibv_gid *gid, int gid_idx); | |
| 86 | int rdma_rm_del_gid(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, | |
| 87 | const char *ifname, int gid_idx); | |
| 88 | int rdma_rm_get_backend_gid_index(RdmaDeviceResources *dev_res, | |
| 89 | RdmaBackendDev *backend_dev, int sgid_idx); | |
| 90 | static inline union ibv_gid *rdma_rm_get_gid(RdmaDeviceResources *dev_res, | |
| 91 | int sgid_idx) | |
| 92 | { | |
| 14c74f72 | 93 | return &dev_res->port.gid_tbl[sgid_idx].gid; |
| 2b05705d | 94 | } |
| f4b2c02a | 95 | void rdma_dump_device_counters(Monitor *mon, RdmaDeviceResources *dev_res); |
| 2b05705d | 96 | |
| ef6d4ccd | 97 | #endif |