diff options
Diffstat (limited to 'hw/rdma/rdma_backend.h')
| -rw-r--r-- | hw/rdma/rdma_backend.h | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/hw/rdma/rdma_backend.h b/hw/rdma/rdma_backend.h deleted file mode 100644 index 225af481e0..0000000000 --- a/hw/rdma/rdma_backend.h +++ /dev/null @@ -1,129 +0,0 @@ -/* - * RDMA device: Definitions of Backend Device functions - * - * Copyright (C) 2018 Oracle - * Copyright (C) 2018 Red Hat Inc - * - * Authors: - * Yuval Shaia <yuval.shaia@oracle.com> - * Marcel Apfelbaum <marcel@redhat.com> - * - * This work is licensed under the terms of the GNU GPL, version 2 or later. - * See the COPYING file in the top-level directory. - * - */ - -#ifndef RDMA_BACKEND_H -#define RDMA_BACKEND_H - -#include "qapi/error.h" -#include "chardev/char-fe.h" - -#include "rdma_rm_defs.h" -#include "rdma_backend_defs.h" - -/* Vendor Errors */ -#define VENDOR_ERR_FAIL_BACKEND 0x201 -#define VENDOR_ERR_TOO_MANY_SGES 0x202 -#define VENDOR_ERR_NOMEM 0x203 -#define VENDOR_ERR_QP0 0x204 -#define VENDOR_ERR_INV_NUM_SGE 0x205 -#define VENDOR_ERR_MAD_SEND 0x206 -#define VENDOR_ERR_INVLKEY 0x207 -#define VENDOR_ERR_MR_SMALL 0x208 -#define VENDOR_ERR_INV_MAD_BUFF 0x209 -#define VENDOR_ERR_INV_GID_IDX 0x210 - -/* Add definition for QP0 and QP1 as there is no userspace enums for them */ -enum ibv_special_qp_type { - IBV_QPT_SMI = 0, - IBV_QPT_GSI = 1, -}; - -static inline uint32_t rdma_backend_qpn(const RdmaBackendQP *qp) -{ - return qp->ibqp ? qp->ibqp->qp_num : 1; -} - -static inline uint32_t rdma_backend_mr_lkey(const RdmaBackendMR *mr) -{ - return mr->ibmr ? mr->ibmr->lkey : 0; -} - -static inline uint32_t rdma_backend_mr_rkey(const RdmaBackendMR *mr) -{ - return mr->ibmr ? mr->ibmr->rkey : 0; -} - -int rdma_backend_init(RdmaBackendDev *backend_dev, PCIDevice *pdev, - RdmaDeviceResources *rdma_dev_res, - const char *backend_device_name, uint8_t port_num, - struct ibv_device_attr *dev_attr, - CharBackend *mad_chr_be); -void rdma_backend_fini(RdmaBackendDev *backend_dev); -int rdma_backend_add_gid(RdmaBackendDev *backend_dev, const char *ifname, - union ibv_gid *gid); -int rdma_backend_del_gid(RdmaBackendDev *backend_dev, const char *ifname, - union ibv_gid *gid); -int rdma_backend_get_gid_index(RdmaBackendDev *backend_dev, - union ibv_gid *gid); -void rdma_backend_start(RdmaBackendDev *backend_dev); -void rdma_backend_stop(RdmaBackendDev *backend_dev); -void rdma_backend_register_comp_handler(void (*handler)(void *ctx, - struct ibv_wc *wc)); -void rdma_backend_unregister_comp_handler(void); - -int rdma_backend_query_port(RdmaBackendDev *backend_dev, - struct ibv_port_attr *port_attr); -int rdma_backend_create_pd(RdmaBackendDev *backend_dev, RdmaBackendPD *pd); -void rdma_backend_destroy_pd(RdmaBackendPD *pd); - -int rdma_backend_create_mr(RdmaBackendMR *mr, RdmaBackendPD *pd, void *addr, - size_t length, uint64_t guest_start, int access); -void rdma_backend_destroy_mr(RdmaBackendMR *mr); - -int rdma_backend_create_cq(RdmaBackendDev *backend_dev, RdmaBackendCQ *cq, - int cqe); -void rdma_backend_destroy_cq(RdmaBackendCQ *cq); -void rdma_backend_poll_cq(RdmaDeviceResources *rdma_dev_res, RdmaBackendCQ *cq); - -int rdma_backend_create_qp(RdmaBackendQP *qp, uint8_t qp_type, - RdmaBackendPD *pd, RdmaBackendCQ *scq, - RdmaBackendCQ *rcq, RdmaBackendSRQ *srq, - uint32_t max_send_wr, uint32_t max_recv_wr, - uint32_t max_send_sge, uint32_t max_recv_sge); -int rdma_backend_qp_state_init(RdmaBackendDev *backend_dev, RdmaBackendQP *qp, - uint8_t qp_type, uint32_t qkey); -int rdma_backend_qp_state_rtr(RdmaBackendDev *backend_dev, RdmaBackendQP *qp, - uint8_t qp_type, uint8_t sgid_idx, - union ibv_gid *dgid, uint32_t dqpn, - uint32_t rq_psn, uint32_t qkey, bool use_qkey); -int rdma_backend_qp_state_rts(RdmaBackendQP *qp, uint8_t qp_type, - uint32_t sq_psn, uint32_t qkey, bool use_qkey); -int rdma_backend_query_qp(RdmaBackendQP *qp, struct ibv_qp_attr *attr, - int attr_mask, struct ibv_qp_init_attr *init_attr); -void rdma_backend_destroy_qp(RdmaBackendQP *qp, RdmaDeviceResources *dev_res); - -void rdma_backend_post_send(RdmaBackendDev *backend_dev, - RdmaBackendQP *qp, uint8_t qp_type, - struct ibv_sge *sge, uint32_t num_sge, - uint8_t sgid_idx, union ibv_gid *sgid, - union ibv_gid *dgid, uint32_t dqpn, uint32_t dqkey, - void *ctx); -void rdma_backend_post_recv(RdmaBackendDev *backend_dev, - RdmaBackendQP *qp, uint8_t qp_type, - struct ibv_sge *sge, uint32_t num_sge, void *ctx); - -int rdma_backend_create_srq(RdmaBackendSRQ *srq, RdmaBackendPD *pd, - uint32_t max_wr, uint32_t max_sge, - uint32_t srq_limit); -int rdma_backend_query_srq(RdmaBackendSRQ *srq, struct ibv_srq_attr *srq_attr); -int rdma_backend_modify_srq(RdmaBackendSRQ *srq, struct ibv_srq_attr *srq_attr, - int srq_attr_mask); -void rdma_backend_destroy_srq(RdmaBackendSRQ *srq, - RdmaDeviceResources *dev_res); -void rdma_backend_post_srq_recv(RdmaBackendDev *backend_dev, - RdmaBackendSRQ *srq, struct ibv_sge *sge, - uint32_t num_sge, void *ctx); - -#endif |