/* * IBM eServer eHCA Infiniband device driver for Linux on POWER * * Function definitions for internal functions * * Authors: Heiko J Schick <schickhj@de.ibm.com> * Dietmar Decker <ddecker@de.ibm.com> * * Copyright (c) 2005 IBM Corporation * * All rights reserved. * * This source code is distributed under a dual license of GPL v2.0 and OpenIB * BSD. * * OpenIB BSD License * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials * provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef __EHCA_IVERBS_H__ #define __EHCA_IVERBS_H__ #include "ehca_classes.h" int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props); int ehca_query_port(struct ib_device *ibdev, u8 port, struct ib_port_attr *props); int ehca_query_sma_attr(struct ehca_shca *shca, u8 port, struct ehca_sma_attr *attr); int ehca_query_pkey(struct ib_device *ibdev, u8 port, u16 index, u16 * pkey); int ehca_query_gid(struct ib_device *ibdev, u8 port, int index, union ib_gid *gid); int ehca_modify_port(struct ib_device *ibdev, u8 port, int port_modify_mask, struct ib_port_modify *props); struct ib_pd *ehca_alloc_pd(struct ib_device *device, struct ib_ucontext *context, struct ib_udata *udata); int ehca_dealloc_pd(struct ib_pd *pd); struct ib_ah *ehca_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); int ehca_modify_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr); int ehca_query_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr); int ehca_destroy_ah(struct ib_ah *ah); struct ib_mr *ehca_get_dma_mr(struct ib_pd *pd, int mr_access_flags); struct ib_mr *ehca_reg_phys_mr(struct ib_pd *pd, struct ib_phys_buf *phys_buf_array, int num_phys_buf, int mr_access_flags, u64 *iova_start); struct ib_mr *ehca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, u64 virt, int mr_access_flags, struct ib_udata *udata); int ehca_rereg_phys_mr(struct ib_mr *mr, int mr_rereg_mask, struct ib_pd *pd, struct ib_phys_buf *phys_buf_array, int num_phys_buf, int mr_access_flags, u64 *iova_start); int ehca_query_mr(struct ib_mr *mr, struct ib_mr_attr *mr_attr); int ehca_dereg_mr(struct ib_mr *mr); struct ib_mw *ehca_alloc_mw(struct ib_pd *pd); int ehca_bind_mw(struct ib_qp *qp, struct ib_mw *mw, struct ib_mw_bind *mw_bind); int ehca_dealloc_mw(struct ib_mw *mw); struct ib_fmr *ehca_alloc_fmr(struct ib_pd *pd, int mr_access_flags, struct ib_fmr_attr *fmr_attr); int ehca_map_phys_fmr(struct ib_fmr *fmr, u64 *page_list, int list_len, u64 iova); int ehca_unmap_fmr(struct list_head *fmr_list); int ehca_dealloc_fmr(struct ib_fmr *fmr); enum ehca_eq_type { EHCA_EQ = 0, /* Event Queue */ EHCA_NEQ /* Notification Event Queue */ }; int ehca_create_eq(struct ehca_shca *shca, struct ehca_eq *eq, enum ehca_eq_type type, const u32 length); int ehca_destroy_eq(struct ehca_shca *shca, struct ehca_eq *eq); void *ehca_poll_eq(struct ehca_shca *shca, struct ehca_eq *eq); struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe, int comp_vector, struct ib_ucontext *context, struct ib_udata *udata); int ehca_destroy_cq(struct ib_cq *cq); int ehca_resize_cq(struct ib_cq *cq, int cqe, struct ib_udata *udata); int ehca_poll_cq(struct ib_cq *cq, int num_entries, struct ib_wc *wc); int ehca_peek_cq(struct ib_cq *cq, int wc_cnt); int ehca_req_notify_cq(struct ib_cq *cq, enum ib_cq_notify_flags notify_flags); struct ib_qp *ehca_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *init_attr, struct ib_udata *udata); int ehca_destroy_qp(struct ib_qp *qp); int ehca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, struct ib_udata *udata); int ehca_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 ehca_post_send(struct ib_qp *qp, struct ib_send_wr *send_wr, struct ib_send_wr **bad_send_wr); int ehca_post_recv(struct ib_qp *qp, struct ib_recv_wr *recv_wr, struct ib_recv_wr **bad_recv_wr); int ehca_post_srq_recv(struct ib_srq *srq, struct ib_recv_wr *recv_wr, struct ib_recv_wr **bad_recv_wr); struct ib_srq *ehca_create_srq(struct ib_pd *pd, struct ib_srq_init_attr *init_attr, struct ib_udata *udata); int ehca_modify_srq(struct ib_srq *srq, struct ib_srq_attr *attr, enum ib_srq_attr_mask attr_mask, struct ib_udata *udata); int ehca_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr); int ehca_destroy_srq(struct ib_srq *srq); u64 ehca_define_sqp(struct ehca_shca *shca, struct ehca_qp *ibqp, struct ib_qp_init_attr *qp_init_attr); int ehca_attach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid); int ehca_detach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid); struct ib_ucontext *ehca_alloc_ucontext(struct ib_device *device, struct ib_udata *udata); int ehca_dealloc_ucontext(struct ib_ucontext *context); int ehca_mmap(struct ib_ucontext *context, struct vm_area_struct *vma); int ehca_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, struct ib_wc *in_wc, struct ib_grh *in_grh, struct ib_mad *in_mad, struct ib_mad *out_mad); void ehca_poll_eqs(unsigned long data); int ehca_calc_ipd(struct ehca_shca *shca, int port, enum ib_rate path_rate, u32 *ipd); void ehca_add_to_err_list(struct ehca_qp *qp, int on_sq); #ifdef CONFIG_PPC_64K_PAGES void *ehca_alloc_fw_ctrlblock(gfp_t flags); void ehca_free_fw_ctrlblock(void *ptr); #else #define ehca_alloc_fw_ctrlblock(flags) ((void *)get_zeroed_page(flags)) #define ehca_free_fw_ctrlblock(ptr) free_page((unsigned long)(ptr)) #endif void ehca_recover_sqp(struct ib_qp *sqp); #endif