drivers/infiniband/hw/ehca/hcp_if.h

   1 /*
   2  *  IBM eServer eHCA Infiniband device driver for Linux on POWER
   3  *
   4  *  Firmware Infiniband Interface code for POWER
   5  *
   6  *  Authors: Christoph Raisch <raisch@de.ibm.com>
   7  *           Hoang-Nam Nguyen <hnguyen@de.ibm.com>
   8  *           Gerd Bayer <gerd.bayer@de.ibm.com>
   9  *           Waleri Fomin <fomin@de.ibm.com>
  10  *
  11  *  Copyright (c) 2005 IBM Corporation
  12  *
  13  *  All rights reserved.
  14  *
  15  *  This source code is distributed under a dual license of GPL v2.0 and OpenIB
  16  *  BSD.
  17  *
  18  * OpenIB BSD License
  19  *
  20  * Redistribution and use in source and binary forms, with or without
  21  * modification, are permitted provided that the following conditions are met:
  22  *
  23  * Redistributions of source code must retain the above copyright notice, this
  24  * list of conditions and the following disclaimer.
  25  *
  26  * Redistributions in binary form must reproduce the above copyright notice,
  27  * this list of conditions and the following disclaimer in the documentation
  28  * and/or other materials
  29  * provided with the distribution.
  30  *
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  32  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  33  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  34  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  35  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  36  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  37  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  38  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  39  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  40  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41  * POSSIBILITY OF SUCH DAMAGE.
  42  */
  43
  44 #ifndef __HCP_IF_H__
  45 #define __HCP_IF_H__
  46
  47 #include "ehca_classes.h"
  48 #include "ehca_tools.h"
  49 #include "hipz_hw.h"
  50
  51 /*
  52  * hipz_h_alloc_resource_eq allocates EQ resources in HW and FW, initialize
  53  * resources, create the empty EQPT (ring).
  54  */
  55 u64 hipz_h_alloc_resource_eq(const struct ipz_adapter_handle adapter_handle,
  56                              struct ehca_pfeq *pfeq,
  57                              const u32 neq_control,
  58                              const u32 number_of_entries,
  59                              struct ipz_eq_handle *eq_handle,
  60                              u32 * act_nr_of_entries,
  61                              u32 * act_pages,
  62                              u32 * eq_ist);
  63
  64 u64 hipz_h_reset_event(const struct ipz_adapter_handle adapter_handle,
  65                        struct ipz_eq_handle eq_handle,
  66                        const u64 event_mask);
  67 /*
  68  * hipz_h_allocate_resource_cq allocates CQ resources in HW and FW, initialize
  69  * resources, create the empty CQPT (ring).
  70  */
  71 u64 hipz_h_alloc_resource_cq(const struct ipz_adapter_handle adapter_handle,
  72                              struct ehca_cq *cq,
  73                              struct ehca_alloc_cq_parms *param);
  74
  75
  76 /*
  77  * hipz_h_alloc_resource_qp allocates QP resources in HW and FW,
  78  * initialize resources, create empty QPPTs (2 rings).
  79  */
  80 u64 hipz_h_alloc_resource_qp(const struct ipz_adapter_handle adapter_handle,
  81                              struct ehca_alloc_qp_parms *parms, int is_user);
  82
  83 u64 hipz_h_query_port(const struct ipz_adapter_handle adapter_handle,
  84                       const u8 port_id,
  85                       struct hipz_query_port *query_port_response_block);
  86
  87 u64 hipz_h_modify_port(const struct ipz_adapter_handle adapter_handle,
  88                        const u8 port_id, const u32 port_cap,
  89                        const u8 init_type, const int modify_mask);
  90
  91 u64 hipz_h_query_hca(const struct ipz_adapter_handle adapter_handle,
  92                      struct hipz_query_hca *query_hca_rblock);
  93
  94 /*
  95  * hipz_h_register_rpage internal function in hcp_if.h for all
  96  * hcp_H_REGISTER_RPAGE calls.
  97  */
  98 u64 hipz_h_register_rpage(const struct ipz_adapter_handle adapter_handle,
  99                           const u8 pagesize,
 100                           const u8 queue_type,
 101                           const u64 resource_handle,
 102                           const u64 logical_address_of_page,
 103                           u64 count);
 104
 105 u64 hipz_h_register_rpage_eq(const struct ipz_adapter_handle adapter_handle,
 106                              const struct ipz_eq_handle eq_handle,
 107                              struct ehca_pfeq *pfeq,
 108                              const u8 pagesize,
 109                              const u8 queue_type,
 110                              const u64 logical_address_of_page,
 111                              const u64 count);
 112
 113 u64 hipz_h_query_int_state(const struct ipz_adapter_handle
 114                            hcp_adapter_handle,
 115                            u32 ist);
 116
 117 u64 hipz_h_register_rpage_cq(const struct ipz_adapter_handle adapter_handle,
 118                              const struct ipz_cq_handle cq_handle,
 119                              struct ehca_pfcq *pfcq,
 120                              const u8 pagesize,
 121                              const u8 queue_type,
 122                              const u64 logical_address_of_page,
 123                              const u64 count,
 124                              const struct h_galpa gal);
 125
 126 u64 hipz_h_register_rpage_qp(const struct ipz_adapter_handle adapter_handle,
 127                              const struct ipz_qp_handle qp_handle,
 128                              struct ehca_pfqp *pfqp,
 129                              const u8 pagesize,
 130                              const u8 queue_type,
 131                              const u64 logical_address_of_page,
 132                              const u64 count,
 133                              const struct h_galpa galpa);
 134
 135 u64 hipz_h_disable_and_get_wqe(const struct ipz_adapter_handle adapter_handle,
 136                                const struct ipz_qp_handle qp_handle,
 137                                struct ehca_pfqp *pfqp,
 138                                void **log_addr_next_sq_wqe_tb_processed,
 139                                void **log_addr_next_rq_wqe_tb_processed,
 140                                int dis_and_get_function_code);
 141 enum hcall_sigt {
 142         HCALL_SIGT_NO_CQE = 0,
 143         HCALL_SIGT_BY_WQE = 1,
 144         HCALL_SIGT_EVERY = 2
 145 };
 146
 147 u64 hipz_h_modify_qp(const struct ipz_adapter_handle adapter_handle,
 148                      const struct ipz_qp_handle qp_handle,
 149                      struct ehca_pfqp *pfqp,
 150                      const u64 update_mask,
 151                      struct hcp_modify_qp_control_block *mqpcb,
 152                      struct h_galpa gal);
 153
 154 u64 hipz_h_query_qp(const struct ipz_adapter_handle adapter_handle,
 155                     const struct ipz_qp_handle qp_handle,
 156                     struct ehca_pfqp *pfqp,
 157                     struct hcp_modify_qp_control_block *qqpcb,
 158                     struct h_galpa gal);
 159
 160 u64 hipz_h_destroy_qp(const struct ipz_adapter_handle adapter_handle,
 161                       struct ehca_qp *qp);
 162
 163 u64 hipz_h_define_aqp0(const struct ipz_adapter_handle adapter_handle,
 164                        const struct ipz_qp_handle qp_handle,
 165                        struct h_galpa gal,
 166                        u32 port);
 167
 168 u64 hipz_h_define_aqp1(const struct ipz_adapter_handle adapter_handle,
 169                        const struct ipz_qp_handle qp_handle,
 170                        struct h_galpa gal,
 171                        u32 port, u32 * pma_qp_nr,
 172                        u32 * bma_qp_nr);
 173
 174 u64 hipz_h_attach_mcqp(const struct ipz_adapter_handle adapter_handle,
 175                        const struct ipz_qp_handle qp_handle,
 176                        struct h_galpa gal,
 177                        u16 mcg_dlid,
 178                        u64 subnet_prefix, u64 interface_id);
 179
 180 u64 hipz_h_detach_mcqp(const struct ipz_adapter_handle adapter_handle,
 181                        const struct ipz_qp_handle qp_handle,
 182                        struct h_galpa gal,
 183                        u16 mcg_dlid,
 184                        u64 subnet_prefix, u64 interface_id);
 185
 186 u64 hipz_h_destroy_cq(const struct ipz_adapter_handle adapter_handle,
 187                       struct ehca_cq *cq,
 188                       u8 force_flag);
 189
 190 u64 hipz_h_destroy_eq(const struct ipz_adapter_handle adapter_handle,
 191                       struct ehca_eq *eq);
 192
 193 /*
 194  * hipz_h_alloc_resource_mr allocates MR resources in HW and FW, initialize
 195  * resources.
 196  */
 197 u64 hipz_h_alloc_resource_mr(const struct ipz_adapter_handle adapter_handle,
 198                              const struct ehca_mr *mr,
 199                              const u64 vaddr,
 200                              const u64 length,
 201                              const u32 access_ctrl,
 202                              const struct ipz_pd pd,
 203                              struct ehca_mr_hipzout_parms *outparms);
 204
 205 /* hipz_h_register_rpage_mr registers MR resource pages in HW and FW */
 206 u64 hipz_h_register_rpage_mr(const struct ipz_adapter_handle adapter_handle,
 207                              const struct ehca_mr *mr,
 208                              const u8 pagesize,
 209                              const u8 queue_type,
 210                              const u64 logical_address_of_page,
 211                              const u64 count);
 212
 213 /* hipz_h_query_mr queries MR in HW and FW */
 214 u64 hipz_h_query_mr(const struct ipz_adapter_handle adapter_handle,
 215                     const struct ehca_mr *mr,
 216                     struct ehca_mr_hipzout_parms *outparms);
 217
 218 /* hipz_h_free_resource_mr frees MR resources in HW and FW */
 219 u64 hipz_h_free_resource_mr(const struct ipz_adapter_handle adapter_handle,
 220                             const struct ehca_mr *mr);
 221
 222 /* hipz_h_reregister_pmr reregisters MR in HW and FW */
 223 u64 hipz_h_reregister_pmr(const struct ipz_adapter_handle adapter_handle,
 224                           const struct ehca_mr *mr,
 225                           const u64 vaddr_in,
 226                           const u64 length,
 227                           const u32 access_ctrl,
 228                           const struct ipz_pd pd,
 229                           const u64 mr_addr_cb,
 230                           struct ehca_mr_hipzout_parms *outparms);
 231
 232 /* hipz_h_register_smr register shared MR in HW and FW */
 233 u64 hipz_h_register_smr(const struct ipz_adapter_handle adapter_handle,
 234                         const struct ehca_mr *mr,
 235                         const struct ehca_mr *orig_mr,
 236                         const u64 vaddr_in,
 237                         const u32 access_ctrl,
 238                         const struct ipz_pd pd,
 239                         struct ehca_mr_hipzout_parms *outparms);
 240
 241 /*
 242  * hipz_h_alloc_resource_mw allocates MW resources in HW and FW, initialize
 243  * resources.
 244  */
 245 u64 hipz_h_alloc_resource_mw(const struct ipz_adapter_handle adapter_handle,
 246                              const struct ehca_mw *mw,
 247                              const struct ipz_pd pd,
 248                              struct ehca_mw_hipzout_parms *outparms);
 249
 250 /* hipz_h_query_mw queries MW in HW and FW */
 251 u64 hipz_h_query_mw(const struct ipz_adapter_handle adapter_handle,
 252                     const struct ehca_mw *mw,
 253                     struct ehca_mw_hipzout_parms *outparms);
 254
 255 /* hipz_h_free_resource_mw frees MW resources in HW and FW */
 256 u64 hipz_h_free_resource_mw(const struct ipz_adapter_handle adapter_handle,
 257                             const struct ehca_mw *mw);
 258
 259 u64 hipz_h_error_data(const struct ipz_adapter_handle adapter_handle,
 260                       const u64 ressource_handle,
 261                       void *rblock,
 262                       unsigned long *byte_count);
 263 u64 hipz_h_eoi(int irq);
 264
 265 #endif /* __HCP_IF_H__ */