irdma_hmc.h

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    1 /*-
    2  * SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB
    3  *
    4  * Copyright (c) 2015 - 2022 Intel Corporation
    5  *
    6  * This software is available to you under a choice of one of two
    7  * licenses.  You may choose to be licensed under the terms of the GNU
    8  * General Public License (GPL) Version 2, available from the file
    9  * COPYING in the main directory of this source tree, or the
   10  * OpenFabrics.org BSD license below:
   11  *
   12  *   Redistribution and use in source and binary forms, with or
   13  *   without modification, are permitted provided that the following
   14  *   conditions are met:
   15  *
   16  *    - Redistributions of source code must retain the above
   17  *      copyright notice, this list of conditions and the following
   18  *      disclaimer.
   19  *
   20  *    - Redistributions in binary form must reproduce the above
   21  *      copyright notice, this list of conditions and the following
   22  *      disclaimer in the documentation and/or other materials
   23  *      provided with the distribution.
   24  *
   25  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   26  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   27  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   28  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
   29  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
   30  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
   31  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   32  * SOFTWARE.
   33  */
   34 /*$FreeBSD$*/
   35 
   36 #ifndef IRDMA_HMC_H
   37 #define IRDMA_HMC_H
   38 
   39 #include "irdma_defs.h"
   40 
   41 #define IRDMA_HMC_MAX_BP_COUNT                  512
   42 #define IRDMA_MAX_SD_ENTRIES                    11
   43 #define IRDMA_HW_DBG_HMC_INVALID_BP_MARK        0xca
   44 #define IRDMA_HMC_INFO_SIGNATURE                0x484d5347
   45 #define IRDMA_HMC_PD_CNT_IN_SD                  512
   46 #define IRDMA_HMC_DIRECT_BP_SIZE                0x200000
   47 #define IRDMA_HMC_MAX_SD_COUNT                  8192
   48 #define IRDMA_HMC_PAGED_BP_SIZE                 4096
   49 #define IRDMA_HMC_PD_BP_BUF_ALIGNMENT           4096
   50 #define IRDMA_FIRST_VF_FPM_ID                   8
   51 #define FPM_MULTIPLIER                          1024
   52 
   53 enum irdma_hmc_rsrc_type {
   54         IRDMA_HMC_IW_QP          = 0,
   55         IRDMA_HMC_IW_CQ          = 1,
   56         IRDMA_HMC_IW_RESERVED    = 2,
   57         IRDMA_HMC_IW_HTE         = 3,
   58         IRDMA_HMC_IW_ARP         = 4,
   59         IRDMA_HMC_IW_APBVT_ENTRY = 5,
   60         IRDMA_HMC_IW_MR          = 6,
   61         IRDMA_HMC_IW_XF          = 7,
   62         IRDMA_HMC_IW_XFFL        = 8,
   63         IRDMA_HMC_IW_Q1          = 9,
   64         IRDMA_HMC_IW_Q1FL        = 10,
   65         IRDMA_HMC_IW_TIMER       = 11,
   66         IRDMA_HMC_IW_FSIMC       = 12,
   67         IRDMA_HMC_IW_FSIAV       = 13,
   68         IRDMA_HMC_IW_PBLE        = 14,
   69         IRDMA_HMC_IW_RRF         = 15,
   70         IRDMA_HMC_IW_RRFFL       = 16,
   71         IRDMA_HMC_IW_HDR         = 17,
   72         IRDMA_HMC_IW_MD          = 18,
   73         IRDMA_HMC_IW_OOISC       = 19,
   74         IRDMA_HMC_IW_OOISCFFL    = 20,
   75         IRDMA_HMC_IW_MAX, /* Must be last entry */
   76 };
   77 
   78 enum irdma_sd_entry_type {
   79         IRDMA_SD_TYPE_INVALID = 0,
   80         IRDMA_SD_TYPE_PAGED   = 1,
   81         IRDMA_SD_TYPE_DIRECT  = 2,
   82 };
   83 
   84 struct irdma_hmc_obj_info {
   85         u64 base;
   86         u32 max_cnt;
   87         u32 cnt;
   88         u64 size;
   89 };
   90 
   91 struct irdma_hmc_bp {
   92         enum irdma_sd_entry_type entry_type;
   93         struct irdma_dma_mem addr;
   94         u32 sd_pd_index;
   95         u32 use_cnt;
   96 };
   97 
   98 struct irdma_hmc_pd_entry {
   99         struct irdma_hmc_bp bp;
  100         u32 sd_index;
  101         bool rsrc_pg:1;
  102         bool valid:1;
  103 };
  104 
  105 struct irdma_hmc_pd_table {
  106         struct irdma_dma_mem pd_page_addr;
  107         struct irdma_hmc_pd_entry *pd_entry;
  108         struct irdma_virt_mem pd_entry_virt_mem;
  109         u32 use_cnt;
  110         u32 sd_index;
  111 };
  112 
  113 struct irdma_hmc_sd_entry {
  114         enum irdma_sd_entry_type entry_type;
  115         bool valid;
  116         union {
  117                 struct irdma_hmc_pd_table pd_table;
  118                 struct irdma_hmc_bp bp;
  119         } u;
  120 };
  121 
  122 struct irdma_hmc_sd_table {
  123         struct irdma_virt_mem addr;
  124         u32 sd_cnt;
  125         u32 use_cnt;
  126         struct irdma_hmc_sd_entry *sd_entry;
  127 };
  128 
  129 struct irdma_hmc_info {
  130         u32 signature;
  131         u16 hmc_fn_id;
  132         u16 first_sd_index;
  133         struct irdma_hmc_obj_info *hmc_obj;
  134         struct irdma_virt_mem hmc_obj_virt_mem;
  135         struct irdma_hmc_sd_table sd_table;
  136         u16 sd_indexes[IRDMA_HMC_MAX_SD_COUNT];
  137 };
  138 
  139 struct irdma_update_sd_entry {
  140         u64 cmd;
  141         u64 data;
  142 };
  143 
  144 struct irdma_update_sds_info {
  145         u32 cnt;
  146         u16 hmc_fn_id;
  147         struct irdma_update_sd_entry entry[IRDMA_MAX_SD_ENTRIES];
  148 };
  149 
  150 struct irdma_ccq_cqe_info;
  151 struct irdma_hmc_fcn_info {
  152         u32 vf_id;
  153         u8 free_fcn;
  154 };
  155 
  156 struct irdma_hmc_create_obj_info {
  157         struct irdma_hmc_info *hmc_info;
  158         struct irdma_virt_mem add_sd_virt_mem;
  159         u32 rsrc_type;
  160         u32 start_idx;
  161         u32 count;
  162         u32 add_sd_cnt;
  163         enum irdma_sd_entry_type entry_type;
  164         bool privileged;
  165 };
  166 
  167 struct irdma_hmc_del_obj_info {
  168         struct irdma_hmc_info *hmc_info;
  169         struct irdma_virt_mem del_sd_virt_mem;
  170         u32 rsrc_type;
  171         u32 start_idx;
  172         u32 count;
  173         u32 del_sd_cnt;
  174         bool privileged;
  175 };
  176 
  177 int irdma_copy_dma_mem(struct irdma_hw *hw, void *dest_buf,
  178                        struct irdma_dma_mem *src_mem, u64 src_offset, u64 size);
  179 int irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev,
  180                             struct irdma_hmc_create_obj_info *info);
  181 int irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev,
  182                          struct irdma_hmc_del_obj_info *info, bool reset);
  183 int irdma_hmc_sd_one(struct irdma_sc_dev *dev, u16 hmc_fn_id, u64 pa, u32 sd_idx,
  184                      enum irdma_sd_entry_type type,
  185                      bool setsd);
  186 int irdma_update_sds_noccq(struct irdma_sc_dev *dev,
  187                            struct irdma_update_sds_info *info);
  188 struct irdma_vfdev *irdma_vfdev_from_fpm(struct irdma_sc_dev *dev,
  189                                          u16 hmc_fn_id);
  190 struct irdma_hmc_info *irdma_vf_hmcinfo_from_fpm(struct irdma_sc_dev *dev,
  191                                                  u16 hmc_fn_id);
  192 int irdma_add_sd_table_entry(struct irdma_hw *hw,
  193                              struct irdma_hmc_info *hmc_info, u32 sd_index,
  194                              enum irdma_sd_entry_type type, u64 direct_mode_sz);
  195 int irdma_add_pd_table_entry(struct irdma_sc_dev *dev,
  196                              struct irdma_hmc_info *hmc_info, u32 pd_index,
  197                              struct irdma_dma_mem *rsrc_pg);
  198 int irdma_remove_pd_bp(struct irdma_sc_dev *dev,
  199                        struct irdma_hmc_info *hmc_info, u32 idx);
  200 int irdma_prep_remove_sd_bp(struct irdma_hmc_info *hmc_info, u32 idx);
  201 int irdma_prep_remove_pd_page(struct irdma_hmc_info *hmc_info, u32 idx);
  202 #endif /* IRDMA_HMC_H */

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FreeBSD/Linux Kernel Cross Reference sys/dev/irdma/irdma_hmc.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/irdma/irdma_hmc.h