diff options
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/ib_verbs.h')
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/ib_verbs.h | 158 |
1 files changed, 114 insertions, 44 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.h b/drivers/infiniband/hw/bnxt_re/ib_verbs.h index c4af72604b4f..76ba9ab04d5c 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.h +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.h @@ -56,31 +56,35 @@ struct bnxt_re_fence_data { }; struct bnxt_re_pd { + struct ib_pd ib_pd; struct bnxt_re_dev *rdev; - struct ib_pd ib_pd; struct bnxt_qplib_pd qplib_pd; struct bnxt_re_fence_data fence; + struct rdma_user_mmap_entry *pd_db_mmap; + struct rdma_user_mmap_entry *pd_wcdb_mmap; }; struct bnxt_re_ah { - struct bnxt_re_dev *rdev; struct ib_ah ib_ah; + struct bnxt_re_dev *rdev; struct bnxt_qplib_ah qplib_ah; }; struct bnxt_re_srq { + struct ib_srq ib_srq; struct bnxt_re_dev *rdev; u32 srq_limit; - struct ib_srq ib_srq; struct bnxt_qplib_srq qplib_srq; struct ib_umem *umem; spinlock_t lock; /* protect srq */ + void *uctx_srq_page; + struct hlist_node hash_entry; }; struct bnxt_re_qp { + struct ib_qp ib_qp; struct list_head list; struct bnxt_re_dev *rdev; - struct ib_qp ib_qp; spinlock_t sq_lock; /* protect sq */ spinlock_t rq_lock; /* protect rq */ struct bnxt_qplib_qp qplib_qp; @@ -91,19 +95,24 @@ struct bnxt_re_qp { struct ib_ud_header qp1_hdr; struct bnxt_re_cq *scq; struct bnxt_re_cq *rcq; + struct dentry *dentry; }; struct bnxt_re_cq { + struct ib_cq ib_cq; struct bnxt_re_dev *rdev; spinlock_t cq_lock; /* protect cq */ u16 cq_count; u16 cq_period; - struct ib_cq ib_cq; struct bnxt_qplib_cq qplib_cq; struct bnxt_qplib_cqe *cql; #define MAX_CQL_PER_POLL 1024 u32 max_cql; struct ib_umem *umem; + struct ib_umem *resize_umem; + int resize_cqe; + void *uctx_cq_page; + struct hlist_node hash_entry; }; struct bnxt_re_mr { @@ -122,12 +131,6 @@ struct bnxt_re_frpl { u64 *page_list; }; -struct bnxt_re_fmr { - struct bnxt_re_dev *rdev; - struct ib_fmr ib_fmr; - struct bnxt_qplib_mrw qplib_fmr; -}; - struct bnxt_re_mw { struct bnxt_re_dev *rdev; struct ib_mw ib_mw; @@ -135,14 +138,66 @@ struct bnxt_re_mw { }; struct bnxt_re_ucontext { + struct ib_ucontext ib_uctx; struct bnxt_re_dev *rdev; - struct ib_ucontext ib_uctx; struct bnxt_qplib_dpi dpi; + struct bnxt_qplib_dpi wcdpi; void *shpg; spinlock_t sh_lock; /* protect shpg */ + struct rdma_user_mmap_entry *shpage_mmap; + u64 cmask; }; -struct net_device *bnxt_re_get_netdev(struct ib_device *ibdev, u8 port_num); +enum bnxt_re_mmap_flag { + BNXT_RE_MMAP_SH_PAGE, + BNXT_RE_MMAP_UC_DB, + BNXT_RE_MMAP_WC_DB, + BNXT_RE_MMAP_DBR_PAGE, + BNXT_RE_MMAP_DBR_BAR, + BNXT_RE_MMAP_TOGGLE_PAGE, +}; + +struct bnxt_re_user_mmap_entry { + struct rdma_user_mmap_entry rdma_entry; + struct bnxt_re_ucontext *uctx; + u64 mem_offset; + u8 mmap_flag; +}; + +struct bnxt_re_flow { + struct ib_flow ib_flow; + struct bnxt_re_dev *rdev; +}; + +static inline u16 bnxt_re_get_swqe_size(int nsge) +{ + return sizeof(struct sq_send_hdr) + nsge * sizeof(struct sq_sge); +} + +static inline u16 bnxt_re_get_rwqe_size(int nsge) +{ + return sizeof(struct rq_wqe_hdr) + (nsge * sizeof(struct sq_sge)); +} + +enum { + BNXT_RE_UCNTX_CAP_POW2_DISABLED = 0x1ULL, + BNXT_RE_UCNTX_CAP_VAR_WQE_ENABLED = 0x2ULL, +}; + +static inline u32 bnxt_re_init_depth(u32 ent, struct bnxt_re_ucontext *uctx) +{ + return uctx ? (uctx->cmask & BNXT_RE_UCNTX_CAP_POW2_DISABLED) ? + ent : roundup_pow_of_two(ent) : ent; +} + +static inline bool bnxt_re_is_var_size_supported(struct bnxt_re_dev *rdev, + struct bnxt_re_ucontext *uctx) +{ + if (uctx) + return uctx->cmask & BNXT_RE_UCNTX_CAP_VAR_WQE_ENABLED; + else + return rdev->chip_ctx->modes.wqe_mode; +} int bnxt_re_query_device(struct ib_device *ibdev, struct ib_device_attr *ib_attr, @@ -150,57 +205,50 @@ int bnxt_re_query_device(struct ib_device *ibdev, int bnxt_re_modify_device(struct ib_device *ibdev, int device_modify_mask, struct ib_device_modify *device_modify); -int bnxt_re_query_port(struct ib_device *ibdev, u8 port_num, +int bnxt_re_query_port(struct ib_device *ibdev, u32 port_num, struct ib_port_attr *port_attr); -int bnxt_re_get_port_immutable(struct ib_device *ibdev, u8 port_num, +int bnxt_re_get_port_immutable(struct ib_device *ibdev, u32 port_num, struct ib_port_immutable *immutable); void bnxt_re_query_fw_str(struct ib_device *ibdev, char *str); -int bnxt_re_query_pkey(struct ib_device *ibdev, u8 port_num, +int bnxt_re_query_pkey(struct ib_device *ibdev, u32 port_num, u16 index, u16 *pkey); int bnxt_re_del_gid(const struct ib_gid_attr *attr, void **context); int bnxt_re_add_gid(const struct ib_gid_attr *attr, void **context); -int bnxt_re_query_gid(struct ib_device *ibdev, u8 port_num, +int bnxt_re_query_gid(struct ib_device *ibdev, u32 port_num, int index, union ib_gid *gid); enum rdma_link_layer bnxt_re_get_link_layer(struct ib_device *ibdev, - u8 port_num); -struct ib_pd *bnxt_re_alloc_pd(struct ib_device *ibdev, - struct ib_ucontext *context, - struct ib_udata *udata); -int bnxt_re_dealloc_pd(struct ib_pd *pd); -struct ib_ah *bnxt_re_create_ah(struct ib_pd *pd, - struct rdma_ah_attr *ah_attr, - u32 flags, - struct ib_udata *udata); -int bnxt_re_modify_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr); + u32 port_num); +int bnxt_re_alloc_pd(struct ib_pd *pd, struct ib_udata *udata); +int bnxt_re_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata); +int bnxt_re_create_ah(struct ib_ah *ah, struct rdma_ah_init_attr *init_attr, + struct ib_udata *udata); int bnxt_re_query_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr); int bnxt_re_destroy_ah(struct ib_ah *ah, u32 flags); -struct ib_srq *bnxt_re_create_srq(struct ib_pd *pd, - struct ib_srq_init_attr *srq_init_attr, - struct ib_udata *udata); +int bnxt_re_create_srq(struct ib_srq *srq, + struct ib_srq_init_attr *srq_init_attr, + struct ib_udata *udata); int bnxt_re_modify_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr, enum ib_srq_attr_mask srq_attr_mask, struct ib_udata *udata); int bnxt_re_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr); -int bnxt_re_destroy_srq(struct ib_srq *srq); +int bnxt_re_destroy_srq(struct ib_srq *srq, struct ib_udata *udata); int bnxt_re_post_srq_recv(struct ib_srq *srq, const struct ib_recv_wr *recv_wr, const struct ib_recv_wr **bad_recv_wr); -struct ib_qp *bnxt_re_create_qp(struct ib_pd *pd, - struct ib_qp_init_attr *qp_init_attr, - struct ib_udata *udata); +int bnxt_re_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *qp_init_attr, + struct ib_udata *udata); int bnxt_re_modify_qp(struct ib_qp *qp, struct ib_qp_attr *qp_attr, int qp_attr_mask, struct ib_udata *udata); int bnxt_re_query_qp(struct ib_qp *qp, struct ib_qp_attr *qp_attr, int qp_attr_mask, struct ib_qp_init_attr *qp_init_attr); -int bnxt_re_destroy_qp(struct ib_qp *qp); +int bnxt_re_destroy_qp(struct ib_qp *qp, struct ib_udata *udata); int bnxt_re_post_send(struct ib_qp *qp, const struct ib_send_wr *send_wr, const struct ib_send_wr **bad_send_wr); int bnxt_re_post_recv(struct ib_qp *qp, const struct ib_recv_wr *recv_wr, const struct ib_recv_wr **bad_recv_wr); -struct ib_cq *bnxt_re_create_cq(struct ib_device *ibdev, - const struct ib_cq_init_attr *attr, - struct ib_ucontext *context, - struct ib_udata *udata); -int bnxt_re_destroy_cq(struct ib_cq *cq); +int bnxt_re_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, + struct uverbs_attr_bundle *attrs); +int bnxt_re_resize_cq(struct ib_cq *ibcq, int cqe, struct ib_udata *udata); +int bnxt_re_destroy_cq(struct ib_cq *cq, struct ib_udata *udata); int bnxt_re_poll_cq(struct ib_cq *cq, int num_entries, struct ib_wc *wc); int bnxt_re_req_notify_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags); struct ib_mr *bnxt_re_get_dma_mr(struct ib_pd *pd, int mr_access_flags); @@ -209,17 +257,39 @@ int bnxt_re_map_mr_sg(struct ib_mr *ib_mr, struct scatterlist *sg, int sg_nents, unsigned int *sg_offset); struct ib_mr *bnxt_re_alloc_mr(struct ib_pd *ib_pd, enum ib_mr_type mr_type, u32 max_num_sg); -int bnxt_re_dereg_mr(struct ib_mr *mr); +int bnxt_re_dereg_mr(struct ib_mr *mr, struct ib_udata *udata); struct ib_mw *bnxt_re_alloc_mw(struct ib_pd *ib_pd, enum ib_mw_type type, struct ib_udata *udata); int bnxt_re_dealloc_mw(struct ib_mw *mw); struct ib_mr *bnxt_re_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, u64 virt_addr, int mr_access_flags, + struct ib_dmah *dmah, struct ib_udata *udata); -struct ib_ucontext *bnxt_re_alloc_ucontext(struct ib_device *ibdev, - struct ib_udata *udata); -int bnxt_re_dealloc_ucontext(struct ib_ucontext *context); +struct ib_mr *bnxt_re_reg_user_mr_dmabuf(struct ib_pd *ib_pd, u64 start, + u64 length, u64 virt_addr, + int fd, int mr_access_flags, + struct ib_dmah *dmah, + struct uverbs_attr_bundle *attrs); +int bnxt_re_alloc_ucontext(struct ib_ucontext *ctx, struct ib_udata *udata); +void bnxt_re_dealloc_ucontext(struct ib_ucontext *context); +struct ib_flow *bnxt_re_create_flow(struct ib_qp *ib_qp, + struct ib_flow_attr *attr, + struct ib_udata *udata); +int bnxt_re_destroy_flow(struct ib_flow *flow_id); + int bnxt_re_mmap(struct ib_ucontext *context, struct vm_area_struct *vma); +void bnxt_re_mmap_free(struct rdma_user_mmap_entry *rdma_entry); + +int bnxt_re_process_mad(struct ib_device *device, int process_mad_flags, + u32 port_num, const struct ib_wc *in_wc, + const struct ib_grh *in_grh, + const struct ib_mad *in_mad, struct ib_mad *out_mad, + size_t *out_mad_size, u16 *out_mad_pkey_index); + +static inline u32 __to_ib_port_num(u16 port_id) +{ + return (u32)port_id + 1; +} unsigned long bnxt_re_lock_cqs(struct bnxt_re_qp *qp); void bnxt_re_unlock_cqs(struct bnxt_re_qp *qp, unsigned long flags); |