1 /* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */ 2 /* Copyright (c) 2015 - 2020 Intel Corporation */ 3 #ifndef IRDMA_HMC_H 4 #define IRDMA_HMC_H 5 6 #include "defs.h" 7 8 #define IRDMA_HMC_MAX_BP_COUNT 512 9 #define IRDMA_MAX_SD_ENTRIES 11 10 #define IRDMA_HW_DBG_HMC_INVALID_BP_MARK 0xca 11 #define IRDMA_HMC_INFO_SIGNATURE 0x484d5347 12 #define IRDMA_HMC_PD_CNT_IN_SD 512 13 #define IRDMA_HMC_DIRECT_BP_SIZE 0x200000 14 #define IRDMA_HMC_MAX_SD_COUNT 8192 15 #define IRDMA_HMC_PAGED_BP_SIZE 4096 16 #define IRDMA_HMC_PD_BP_BUF_ALIGNMENT 4096 17 #define IRDMA_FIRST_VF_FPM_ID 8 18 #define FPM_MULTIPLIER 1024 19 20 enum irdma_hmc_rsrc_type { 21 IRDMA_HMC_IW_QP = 0, 22 IRDMA_HMC_IW_CQ = 1, 23 IRDMA_HMC_IW_RESERVED = 2, 24 IRDMA_HMC_IW_HTE = 3, 25 IRDMA_HMC_IW_ARP = 4, 26 IRDMA_HMC_IW_APBVT_ENTRY = 5, 27 IRDMA_HMC_IW_MR = 6, 28 IRDMA_HMC_IW_XF = 7, 29 IRDMA_HMC_IW_XFFL = 8, 30 IRDMA_HMC_IW_Q1 = 9, 31 IRDMA_HMC_IW_Q1FL = 10, 32 IRDMA_HMC_IW_TIMER = 11, 33 IRDMA_HMC_IW_FSIMC = 12, 34 IRDMA_HMC_IW_FSIAV = 13, 35 IRDMA_HMC_IW_PBLE = 14, 36 IRDMA_HMC_IW_RRF = 15, 37 IRDMA_HMC_IW_RRFFL = 16, 38 IRDMA_HMC_IW_HDR = 17, 39 IRDMA_HMC_IW_MD = 18, 40 IRDMA_HMC_IW_OOISC = 19, 41 IRDMA_HMC_IW_OOISCFFL = 20, 42 IRDMA_HMC_IW_MAX, /* Must be last entry */ 43 }; 44 45 enum irdma_sd_entry_type { 46 IRDMA_SD_TYPE_INVALID = 0, 47 IRDMA_SD_TYPE_PAGED = 1, 48 IRDMA_SD_TYPE_DIRECT = 2, 49 }; 50 51 struct irdma_hmc_obj_info { 52 u64 base; 53 u32 max_cnt; 54 u32 cnt; 55 u64 size; 56 }; 57 58 struct irdma_hmc_bp { 59 enum irdma_sd_entry_type entry_type; 60 struct irdma_dma_mem addr; 61 u32 sd_pd_index; 62 u32 use_cnt; 63 }; 64 65 struct irdma_hmc_pd_entry { 66 struct irdma_hmc_bp bp; 67 u32 sd_index; 68 bool rsrc_pg:1; 69 bool valid:1; 70 }; 71 72 struct irdma_hmc_pd_table { 73 struct irdma_dma_mem pd_page_addr; 74 struct irdma_hmc_pd_entry *pd_entry; 75 struct irdma_virt_mem pd_entry_virt_mem; 76 u32 use_cnt; 77 u32 sd_index; 78 }; 79 80 struct irdma_hmc_sd_entry { 81 enum irdma_sd_entry_type entry_type; 82 bool valid; 83 union { 84 struct irdma_hmc_pd_table pd_table; 85 struct irdma_hmc_bp bp; 86 } u; 87 }; 88 89 struct irdma_hmc_sd_table { 90 struct irdma_virt_mem addr; 91 u32 sd_cnt; 92 u32 use_cnt; 93 struct irdma_hmc_sd_entry *sd_entry; 94 }; 95 96 struct irdma_hmc_info { 97 u32 signature; 98 u8 hmc_fn_id; 99 u16 first_sd_index; 100 struct irdma_hmc_obj_info *hmc_obj; 101 struct irdma_virt_mem hmc_obj_virt_mem; 102 struct irdma_hmc_sd_table sd_table; 103 u16 sd_indexes[IRDMA_HMC_MAX_SD_COUNT]; 104 }; 105 106 struct irdma_update_sd_entry { 107 u64 cmd; 108 u64 data; 109 }; 110 111 struct irdma_update_sds_info { 112 u32 cnt; 113 u8 hmc_fn_id; 114 struct irdma_update_sd_entry entry[IRDMA_MAX_SD_ENTRIES]; 115 }; 116 117 struct irdma_ccq_cqe_info; 118 struct irdma_hmc_fcn_info { 119 u32 vf_id; 120 u8 free_fcn; 121 }; 122 123 struct irdma_hmc_create_obj_info { 124 struct irdma_hmc_info *hmc_info; 125 struct irdma_virt_mem add_sd_virt_mem; 126 u32 rsrc_type; 127 u32 start_idx; 128 u32 count; 129 u32 add_sd_cnt; 130 enum irdma_sd_entry_type entry_type; 131 bool privileged; 132 }; 133 134 struct irdma_hmc_del_obj_info { 135 struct irdma_hmc_info *hmc_info; 136 struct irdma_virt_mem del_sd_virt_mem; 137 u32 rsrc_type; 138 u32 start_idx; 139 u32 count; 140 u32 del_sd_cnt; 141 bool privileged; 142 }; 143 144 int irdma_copy_dma_mem(struct irdma_hw *hw, void *dest_buf, 145 struct irdma_dma_mem *src_mem, u64 src_offset, u64 size); 146 int irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev, 147 struct irdma_hmc_create_obj_info *info); 148 int irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev, 149 struct irdma_hmc_del_obj_info *info, bool reset); 150 int irdma_hmc_sd_one(struct irdma_sc_dev *dev, u8 hmc_fn_id, u64 pa, u32 sd_idx, 151 enum irdma_sd_entry_type type, 152 bool setsd); 153 int irdma_update_sds_noccq(struct irdma_sc_dev *dev, 154 struct irdma_update_sds_info *info); 155 struct irdma_vfdev *irdma_vfdev_from_fpm(struct irdma_sc_dev *dev, 156 u8 hmc_fn_id); 157 struct irdma_hmc_info *irdma_vf_hmcinfo_from_fpm(struct irdma_sc_dev *dev, 158 u8 hmc_fn_id); 159 int irdma_add_sd_table_entry(struct irdma_hw *hw, 160 struct irdma_hmc_info *hmc_info, u32 sd_index, 161 enum irdma_sd_entry_type type, u64 direct_mode_sz); 162 int irdma_add_pd_table_entry(struct irdma_sc_dev *dev, 163 struct irdma_hmc_info *hmc_info, u32 pd_index, 164 struct irdma_dma_mem *rsrc_pg); 165 int irdma_remove_pd_bp(struct irdma_sc_dev *dev, 166 struct irdma_hmc_info *hmc_info, u32 idx); 167 int irdma_prep_remove_sd_bp(struct irdma_hmc_info *hmc_info, u32 idx); 168 int irdma_prep_remove_pd_page(struct irdma_hmc_info *hmc_info, u32 idx); 169 #endif /* IRDMA_HMC_H */ 170