1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ 2 /* QLogic qed NIC Driver 3 * Copyright (c) 2015 QLogic Corporation 4 * Copyright (c) 2019-2020 Marvell International Ltd. 5 */ 6 7 #ifndef __FCOE_COMMON__ 8 #define __FCOE_COMMON__ 9 10 /*********************/ 11 /* FCOE FW CONSTANTS */ 12 /*********************/ 13 14 #define FC_ABTS_REPLY_MAX_PAYLOAD_LEN 12 15 16 /* The fcoe storm task context protection-information of Ystorm */ 17 struct protection_info_ctx { 18 __le16 flags; 19 #define PROTECTION_INFO_CTX_HOST_INTERFACE_MASK 0x3 20 #define PROTECTION_INFO_CTX_HOST_INTERFACE_SHIFT 0 21 #define PROTECTION_INFO_CTX_DIF_TO_PEER_MASK 0x1 22 #define PROTECTION_INFO_CTX_DIF_TO_PEER_SHIFT 2 23 #define PROTECTION_INFO_CTX_VALIDATE_DIX_APP_TAG_MASK 0x1 24 #define PROTECTION_INFO_CTX_VALIDATE_DIX_APP_TAG_SHIFT 3 25 #define PROTECTION_INFO_CTX_INTERVAL_SIZE_LOG_MASK 0xF 26 #define PROTECTION_INFO_CTX_INTERVAL_SIZE_LOG_SHIFT 4 27 #define PROTECTION_INFO_CTX_VALIDATE_DIX_REF_TAG_MASK 0x1 28 #define PROTECTION_INFO_CTX_VALIDATE_DIX_REF_TAG_SHIFT 8 29 #define PROTECTION_INFO_CTX_RESERVED0_MASK 0x7F 30 #define PROTECTION_INFO_CTX_RESERVED0_SHIFT 9 31 u8 dix_block_size; 32 u8 dst_size; 33 }; 34 35 /* The fcoe storm task context protection-information of Ystorm */ 36 union protection_info_union_ctx { 37 struct protection_info_ctx info; 38 __le32 value; 39 }; 40 41 /* FCP CMD payload */ 42 struct fcoe_fcp_cmd_payload { 43 __le32 opaque[8]; 44 }; 45 46 /* FCP RSP payload */ 47 struct fcoe_fcp_rsp_payload { 48 __le32 opaque[6]; 49 }; 50 51 /* FCP RSP payload */ 52 struct fcp_rsp_payload_padded { 53 struct fcoe_fcp_rsp_payload rsp_payload; 54 __le32 reserved[2]; 55 }; 56 57 /* FCP RSP payload */ 58 struct fcoe_fcp_xfer_payload { 59 __le32 opaque[3]; 60 }; 61 62 /* FCP RSP payload */ 63 struct fcp_xfer_payload_padded { 64 struct fcoe_fcp_xfer_payload xfer_payload; 65 __le32 reserved[5]; 66 }; 67 68 /* Task params */ 69 struct fcoe_tx_data_params { 70 __le32 data_offset; 71 __le32 offset_in_io; 72 u8 flags; 73 #define FCOE_TX_DATA_PARAMS_OFFSET_IN_IO_VALID_MASK 0x1 74 #define FCOE_TX_DATA_PARAMS_OFFSET_IN_IO_VALID_SHIFT 0 75 #define FCOE_TX_DATA_PARAMS_DROP_DATA_MASK 0x1 76 #define FCOE_TX_DATA_PARAMS_DROP_DATA_SHIFT 1 77 #define FCOE_TX_DATA_PARAMS_AFTER_SEQ_REC_MASK 0x1 78 #define FCOE_TX_DATA_PARAMS_AFTER_SEQ_REC_SHIFT 2 79 #define FCOE_TX_DATA_PARAMS_RESERVED0_MASK 0x1F 80 #define FCOE_TX_DATA_PARAMS_RESERVED0_SHIFT 3 81 u8 dif_residual; 82 __le16 seq_cnt; 83 __le16 single_sge_saved_offset; 84 __le16 next_dif_offset; 85 __le16 seq_id; 86 __le16 reserved3; 87 }; 88 89 /* Middle path parameters: FC header fields provided by the driver */ 90 struct fcoe_tx_mid_path_params { 91 __le32 parameter; 92 u8 r_ctl; 93 u8 type; 94 u8 cs_ctl; 95 u8 df_ctl; 96 __le16 rx_id; 97 __le16 ox_id; 98 }; 99 100 /* Task params */ 101 struct fcoe_tx_params { 102 struct fcoe_tx_data_params data; 103 struct fcoe_tx_mid_path_params mid_path; 104 }; 105 106 /* Union of FCP CMD payload \ TX params \ ABTS \ Cleanup */ 107 union fcoe_tx_info_union_ctx { 108 struct fcoe_fcp_cmd_payload fcp_cmd_payload; 109 struct fcp_rsp_payload_padded fcp_rsp_payload; 110 struct fcp_xfer_payload_padded fcp_xfer_payload; 111 struct fcoe_tx_params tx_params; 112 }; 113 114 /* Data sgl */ 115 struct fcoe_slow_sgl_ctx { 116 struct regpair base_sgl_addr; 117 __le16 curr_sge_off; 118 __le16 remainder_num_sges; 119 __le16 curr_sgl_index; 120 __le16 reserved; 121 }; 122 123 /* Union of DIX SGL \ cached DIX sges */ 124 union fcoe_dix_desc_ctx { 125 struct fcoe_slow_sgl_ctx dix_sgl; 126 struct scsi_sge cached_dix_sge; 127 }; 128 129 /* The fcoe storm task context of Ystorm */ 130 struct ystorm_fcoe_task_st_ctx { 131 u8 task_type; 132 u8 sgl_mode; 133 #define YSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE_MASK 0x1 134 #define YSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE_SHIFT 0 135 #define YSTORM_FCOE_TASK_ST_CTX_RSRV_MASK 0x7F 136 #define YSTORM_FCOE_TASK_ST_CTX_RSRV_SHIFT 1 137 u8 cached_dix_sge; 138 u8 expect_first_xfer; 139 __le32 num_pbf_zero_write; 140 union protection_info_union_ctx protection_info_union; 141 __le32 data_2_trns_rem; 142 struct scsi_sgl_params sgl_params; 143 u8 reserved1[12]; 144 union fcoe_tx_info_union_ctx tx_info_union; 145 union fcoe_dix_desc_ctx dix_desc; 146 struct scsi_cached_sges data_desc; 147 __le16 ox_id; 148 __le16 rx_id; 149 __le32 task_rety_identifier; 150 u8 reserved2[8]; 151 }; 152 153 struct ystorm_fcoe_task_ag_ctx { 154 u8 byte0; 155 u8 byte1; 156 __le16 word0; 157 u8 flags0; 158 #define YSTORM_FCOE_TASK_AG_CTX_NIBBLE0_MASK 0xF 159 #define YSTORM_FCOE_TASK_AG_CTX_NIBBLE0_SHIFT 0 160 #define YSTORM_FCOE_TASK_AG_CTX_BIT0_MASK 0x1 161 #define YSTORM_FCOE_TASK_AG_CTX_BIT0_SHIFT 4 162 #define YSTORM_FCOE_TASK_AG_CTX_BIT1_MASK 0x1 163 #define YSTORM_FCOE_TASK_AG_CTX_BIT1_SHIFT 5 164 #define YSTORM_FCOE_TASK_AG_CTX_BIT2_MASK 0x1 165 #define YSTORM_FCOE_TASK_AG_CTX_BIT2_SHIFT 6 166 #define YSTORM_FCOE_TASK_AG_CTX_BIT3_MASK 0x1 167 #define YSTORM_FCOE_TASK_AG_CTX_BIT3_SHIFT 7 168 u8 flags1; 169 #define YSTORM_FCOE_TASK_AG_CTX_CF0_MASK 0x3 170 #define YSTORM_FCOE_TASK_AG_CTX_CF0_SHIFT 0 171 #define YSTORM_FCOE_TASK_AG_CTX_CF1_MASK 0x3 172 #define YSTORM_FCOE_TASK_AG_CTX_CF1_SHIFT 2 173 #define YSTORM_FCOE_TASK_AG_CTX_CF2SPECIAL_MASK 0x3 174 #define YSTORM_FCOE_TASK_AG_CTX_CF2SPECIAL_SHIFT 4 175 #define YSTORM_FCOE_TASK_AG_CTX_CF0EN_MASK 0x1 176 #define YSTORM_FCOE_TASK_AG_CTX_CF0EN_SHIFT 6 177 #define YSTORM_FCOE_TASK_AG_CTX_CF1EN_MASK 0x1 178 #define YSTORM_FCOE_TASK_AG_CTX_CF1EN_SHIFT 7 179 u8 flags2; 180 #define YSTORM_FCOE_TASK_AG_CTX_BIT4_MASK 0x1 181 #define YSTORM_FCOE_TASK_AG_CTX_BIT4_SHIFT 0 182 #define YSTORM_FCOE_TASK_AG_CTX_RULE0EN_MASK 0x1 183 #define YSTORM_FCOE_TASK_AG_CTX_RULE0EN_SHIFT 1 184 #define YSTORM_FCOE_TASK_AG_CTX_RULE1EN_MASK 0x1 185 #define YSTORM_FCOE_TASK_AG_CTX_RULE1EN_SHIFT 2 186 #define YSTORM_FCOE_TASK_AG_CTX_RULE2EN_MASK 0x1 187 #define YSTORM_FCOE_TASK_AG_CTX_RULE2EN_SHIFT 3 188 #define YSTORM_FCOE_TASK_AG_CTX_RULE3EN_MASK 0x1 189 #define YSTORM_FCOE_TASK_AG_CTX_RULE3EN_SHIFT 4 190 #define YSTORM_FCOE_TASK_AG_CTX_RULE4EN_MASK 0x1 191 #define YSTORM_FCOE_TASK_AG_CTX_RULE4EN_SHIFT 5 192 #define YSTORM_FCOE_TASK_AG_CTX_RULE5EN_MASK 0x1 193 #define YSTORM_FCOE_TASK_AG_CTX_RULE5EN_SHIFT 6 194 #define YSTORM_FCOE_TASK_AG_CTX_RULE6EN_MASK 0x1 195 #define YSTORM_FCOE_TASK_AG_CTX_RULE6EN_SHIFT 7 196 u8 byte2; 197 __le32 reg0; 198 u8 byte3; 199 u8 byte4; 200 __le16 rx_id; 201 __le16 word2; 202 __le16 word3; 203 __le16 word4; 204 __le16 word5; 205 __le32 reg1; 206 __le32 reg2; 207 }; 208 209 struct tstorm_fcoe_task_ag_ctx { 210 u8 reserved; 211 u8 byte1; 212 __le16 icid; 213 u8 flags0; 214 #define TSTORM_FCOE_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF 215 #define TSTORM_FCOE_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0 216 #define TSTORM_FCOE_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1 217 #define TSTORM_FCOE_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4 218 #define TSTORM_FCOE_TASK_AG_CTX_BIT1_MASK 0x1 219 #define TSTORM_FCOE_TASK_AG_CTX_BIT1_SHIFT 5 220 #define TSTORM_FCOE_TASK_AG_CTX_WAIT_ABTS_RSP_F_MASK 0x1 221 #define TSTORM_FCOE_TASK_AG_CTX_WAIT_ABTS_RSP_F_SHIFT 6 222 #define TSTORM_FCOE_TASK_AG_CTX_VALID_MASK 0x1 223 #define TSTORM_FCOE_TASK_AG_CTX_VALID_SHIFT 7 224 u8 flags1; 225 #define TSTORM_FCOE_TASK_AG_CTX_FALSE_RR_TOV_MASK 0x1 226 #define TSTORM_FCOE_TASK_AG_CTX_FALSE_RR_TOV_SHIFT 0 227 #define TSTORM_FCOE_TASK_AG_CTX_BIT5_MASK 0x1 228 #define TSTORM_FCOE_TASK_AG_CTX_BIT5_SHIFT 1 229 #define TSTORM_FCOE_TASK_AG_CTX_REC_RR_TOV_CF_MASK 0x3 230 #define TSTORM_FCOE_TASK_AG_CTX_REC_RR_TOV_CF_SHIFT 2 231 #define TSTORM_FCOE_TASK_AG_CTX_ED_TOV_CF_MASK 0x3 232 #define TSTORM_FCOE_TASK_AG_CTX_ED_TOV_CF_SHIFT 4 233 #define TSTORM_FCOE_TASK_AG_CTX_CF2_MASK 0x3 234 #define TSTORM_FCOE_TASK_AG_CTX_CF2_SHIFT 6 235 u8 flags2; 236 #define TSTORM_FCOE_TASK_AG_CTX_TIMER_STOP_ALL_MASK 0x3 237 #define TSTORM_FCOE_TASK_AG_CTX_TIMER_STOP_ALL_SHIFT 0 238 #define TSTORM_FCOE_TASK_AG_CTX_EX_CLEANUP_CF_MASK 0x3 239 #define TSTORM_FCOE_TASK_AG_CTX_EX_CLEANUP_CF_SHIFT 2 240 #define TSTORM_FCOE_TASK_AG_CTX_SEQ_INIT_CF_MASK 0x3 241 #define TSTORM_FCOE_TASK_AG_CTX_SEQ_INIT_CF_SHIFT 4 242 #define TSTORM_FCOE_TASK_AG_CTX_SEQ_RECOVERY_CF_MASK 0x3 243 #define TSTORM_FCOE_TASK_AG_CTX_SEQ_RECOVERY_CF_SHIFT 6 244 u8 flags3; 245 #define TSTORM_FCOE_TASK_AG_CTX_UNSOL_COMP_CF_MASK 0x3 246 #define TSTORM_FCOE_TASK_AG_CTX_UNSOL_COMP_CF_SHIFT 0 247 #define TSTORM_FCOE_TASK_AG_CTX_REC_RR_TOV_CF_EN_MASK 0x1 248 #define TSTORM_FCOE_TASK_AG_CTX_REC_RR_TOV_CF_EN_SHIFT 2 249 #define TSTORM_FCOE_TASK_AG_CTX_ED_TOV_CF_EN_MASK 0x1 250 #define TSTORM_FCOE_TASK_AG_CTX_ED_TOV_CF_EN_SHIFT 3 251 #define TSTORM_FCOE_TASK_AG_CTX_CF2EN_MASK 0x1 252 #define TSTORM_FCOE_TASK_AG_CTX_CF2EN_SHIFT 4 253 #define TSTORM_FCOE_TASK_AG_CTX_TIMER_STOP_ALL_EN_MASK 0x1 254 #define TSTORM_FCOE_TASK_AG_CTX_TIMER_STOP_ALL_EN_SHIFT 5 255 #define TSTORM_FCOE_TASK_AG_CTX_EX_CLEANUP_CF_EN_MASK 0x1 256 #define TSTORM_FCOE_TASK_AG_CTX_EX_CLEANUP_CF_EN_SHIFT 6 257 #define TSTORM_FCOE_TASK_AG_CTX_SEQ_INIT_CF_EN_MASK 0x1 258 #define TSTORM_FCOE_TASK_AG_CTX_SEQ_INIT_CF_EN_SHIFT 7 259 u8 flags4; 260 #define TSTORM_FCOE_TASK_AG_CTX_SEQ_RECOVERY_CF_EN_MASK 0x1 261 #define TSTORM_FCOE_TASK_AG_CTX_SEQ_RECOVERY_CF_EN_SHIFT 0 262 #define TSTORM_FCOE_TASK_AG_CTX_UNSOL_COMP_CF_EN_MASK 0x1 263 #define TSTORM_FCOE_TASK_AG_CTX_UNSOL_COMP_CF_EN_SHIFT 1 264 #define TSTORM_FCOE_TASK_AG_CTX_RULE0EN_MASK 0x1 265 #define TSTORM_FCOE_TASK_AG_CTX_RULE0EN_SHIFT 2 266 #define TSTORM_FCOE_TASK_AG_CTX_RULE1EN_MASK 0x1 267 #define TSTORM_FCOE_TASK_AG_CTX_RULE1EN_SHIFT 3 268 #define TSTORM_FCOE_TASK_AG_CTX_RULE2EN_MASK 0x1 269 #define TSTORM_FCOE_TASK_AG_CTX_RULE2EN_SHIFT 4 270 #define TSTORM_FCOE_TASK_AG_CTX_RULE3EN_MASK 0x1 271 #define TSTORM_FCOE_TASK_AG_CTX_RULE3EN_SHIFT 5 272 #define TSTORM_FCOE_TASK_AG_CTX_RULE4EN_MASK 0x1 273 #define TSTORM_FCOE_TASK_AG_CTX_RULE4EN_SHIFT 6 274 #define TSTORM_FCOE_TASK_AG_CTX_RULE5EN_MASK 0x1 275 #define TSTORM_FCOE_TASK_AG_CTX_RULE5EN_SHIFT 7 276 u8 cleanup_state; 277 __le16 last_sent_tid; 278 __le32 rec_rr_tov_exp_timeout; 279 u8 byte3; 280 u8 byte4; 281 __le16 word2; 282 __le16 word3; 283 __le16 word4; 284 __le32 data_offset_end_of_seq; 285 __le32 data_offset_next; 286 }; 287 288 /* Cached data sges */ 289 struct fcoe_exp_ro { 290 __le32 data_offset; 291 __le32 reserved; 292 }; 293 294 /* Union of Cleanup address \ expected relative offsets */ 295 union fcoe_cleanup_addr_exp_ro_union { 296 struct regpair abts_rsp_fc_payload_hi; 297 struct fcoe_exp_ro exp_ro; 298 }; 299 300 /* Fields coppied from ABTSrsp pckt */ 301 struct fcoe_abts_pkt { 302 __le32 abts_rsp_fc_payload_lo; 303 __le16 abts_rsp_rx_id; 304 u8 abts_rsp_rctl; 305 u8 reserved2; 306 }; 307 308 /* FW read- write (modifyable) part The fcoe task storm context of Tstorm */ 309 struct fcoe_tstorm_fcoe_task_st_ctx_read_write { 310 union fcoe_cleanup_addr_exp_ro_union cleanup_addr_exp_ro_union; 311 __le16 flags; 312 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_RX_SGL_MODE_MASK 0x1 313 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_RX_SGL_MODE_SHIFT 0 314 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_EXP_FIRST_FRAME_MASK 0x1 315 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_EXP_FIRST_FRAME_SHIFT 1 316 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_SEQ_ACTIVE_MASK 0x1 317 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_SEQ_ACTIVE_SHIFT 2 318 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_SEQ_TIMEOUT_MASK 0x1 319 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_SEQ_TIMEOUT_SHIFT 3 320 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_SINGLE_PKT_IN_EX_MASK 0x1 321 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_SINGLE_PKT_IN_EX_SHIFT 4 322 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_OOO_RX_SEQ_STAT_MASK 0x1 323 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_OOO_RX_SEQ_STAT_SHIFT 5 324 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_CQ_ADD_ADV_MASK 0x3 325 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_CQ_ADD_ADV_SHIFT 6 326 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_RSRV1_MASK 0xFF 327 #define FCOE_TSTORM_FCOE_TASK_ST_CTX_READ_WRITE_RSRV1_SHIFT 8 328 __le16 seq_cnt; 329 u8 seq_id; 330 u8 ooo_rx_seq_id; 331 __le16 rx_id; 332 struct fcoe_abts_pkt abts_data; 333 __le32 e_d_tov_exp_timeout_val; 334 __le16 ooo_rx_seq_cnt; 335 __le16 reserved1; 336 }; 337 338 /* FW read only part The fcoe task storm context of Tstorm */ 339 struct fcoe_tstorm_fcoe_task_st_ctx_read_only { 340 u8 task_type; 341 u8 dev_type; 342 u8 conf_supported; 343 u8 glbl_q_num; 344 __le32 cid; 345 __le32 fcp_cmd_trns_size; 346 __le32 rsrv; 347 }; 348 349 /** The fcoe task storm context of Tstorm */ 350 struct tstorm_fcoe_task_st_ctx { 351 struct fcoe_tstorm_fcoe_task_st_ctx_read_write read_write; 352 struct fcoe_tstorm_fcoe_task_st_ctx_read_only read_only; 353 }; 354 355 struct mstorm_fcoe_task_ag_ctx { 356 u8 byte0; 357 u8 byte1; 358 __le16 icid; 359 u8 flags0; 360 #define MSTORM_FCOE_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF 361 #define MSTORM_FCOE_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0 362 #define MSTORM_FCOE_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1 363 #define MSTORM_FCOE_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4 364 #define MSTORM_FCOE_TASK_AG_CTX_CQE_PLACED_MASK 0x1 365 #define MSTORM_FCOE_TASK_AG_CTX_CQE_PLACED_SHIFT 5 366 #define MSTORM_FCOE_TASK_AG_CTX_BIT2_MASK 0x1 367 #define MSTORM_FCOE_TASK_AG_CTX_BIT2_SHIFT 6 368 #define MSTORM_FCOE_TASK_AG_CTX_BIT3_MASK 0x1 369 #define MSTORM_FCOE_TASK_AG_CTX_BIT3_SHIFT 7 370 u8 flags1; 371 #define MSTORM_FCOE_TASK_AG_CTX_EX_CLEANUP_CF_MASK 0x3 372 #define MSTORM_FCOE_TASK_AG_CTX_EX_CLEANUP_CF_SHIFT 0 373 #define MSTORM_FCOE_TASK_AG_CTX_CF1_MASK 0x3 374 #define MSTORM_FCOE_TASK_AG_CTX_CF1_SHIFT 2 375 #define MSTORM_FCOE_TASK_AG_CTX_CF2_MASK 0x3 376 #define MSTORM_FCOE_TASK_AG_CTX_CF2_SHIFT 4 377 #define MSTORM_FCOE_TASK_AG_CTX_EX_CLEANUP_CF_EN_MASK 0x1 378 #define MSTORM_FCOE_TASK_AG_CTX_EX_CLEANUP_CF_EN_SHIFT 6 379 #define MSTORM_FCOE_TASK_AG_CTX_CF1EN_MASK 0x1 380 #define MSTORM_FCOE_TASK_AG_CTX_CF1EN_SHIFT 7 381 u8 flags2; 382 #define MSTORM_FCOE_TASK_AG_CTX_CF2EN_MASK 0x1 383 #define MSTORM_FCOE_TASK_AG_CTX_CF2EN_SHIFT 0 384 #define MSTORM_FCOE_TASK_AG_CTX_RULE0EN_MASK 0x1 385 #define MSTORM_FCOE_TASK_AG_CTX_RULE0EN_SHIFT 1 386 #define MSTORM_FCOE_TASK_AG_CTX_RULE1EN_MASK 0x1 387 #define MSTORM_FCOE_TASK_AG_CTX_RULE1EN_SHIFT 2 388 #define MSTORM_FCOE_TASK_AG_CTX_RULE2EN_MASK 0x1 389 #define MSTORM_FCOE_TASK_AG_CTX_RULE2EN_SHIFT 3 390 #define MSTORM_FCOE_TASK_AG_CTX_RULE3EN_MASK 0x1 391 #define MSTORM_FCOE_TASK_AG_CTX_RULE3EN_SHIFT 4 392 #define MSTORM_FCOE_TASK_AG_CTX_RULE4EN_MASK 0x1 393 #define MSTORM_FCOE_TASK_AG_CTX_RULE4EN_SHIFT 5 394 #define MSTORM_FCOE_TASK_AG_CTX_XFER_PLACEMENT_EN_MASK 0x1 395 #define MSTORM_FCOE_TASK_AG_CTX_XFER_PLACEMENT_EN_SHIFT 6 396 #define MSTORM_FCOE_TASK_AG_CTX_RULE6EN_MASK 0x1 397 #define MSTORM_FCOE_TASK_AG_CTX_RULE6EN_SHIFT 7 398 u8 cleanup_state; 399 __le32 received_bytes; 400 u8 byte3; 401 u8 glbl_q_num; 402 __le16 word1; 403 __le16 tid_to_xfer; 404 __le16 word3; 405 __le16 word4; 406 __le16 word5; 407 __le32 expected_bytes; 408 __le32 reg2; 409 }; 410 411 /* The fcoe task storm context of Mstorm */ 412 struct mstorm_fcoe_task_st_ctx { 413 struct regpair rsp_buf_addr; 414 __le32 rsrv[2]; 415 struct scsi_sgl_params sgl_params; 416 __le32 data_2_trns_rem; 417 __le32 data_buffer_offset; 418 __le16 parent_id; 419 __le16 flags; 420 #define MSTORM_FCOE_TASK_ST_CTX_INTERVAL_SIZE_LOG_MASK 0xF 421 #define MSTORM_FCOE_TASK_ST_CTX_INTERVAL_SIZE_LOG_SHIFT 0 422 #define MSTORM_FCOE_TASK_ST_CTX_HOST_INTERFACE_MASK 0x3 423 #define MSTORM_FCOE_TASK_ST_CTX_HOST_INTERFACE_SHIFT 4 424 #define MSTORM_FCOE_TASK_ST_CTX_DIF_TO_PEER_MASK 0x1 425 #define MSTORM_FCOE_TASK_ST_CTX_DIF_TO_PEER_SHIFT 6 426 #define MSTORM_FCOE_TASK_ST_CTX_MP_INCLUDE_FC_HEADER_MASK 0x1 427 #define MSTORM_FCOE_TASK_ST_CTX_MP_INCLUDE_FC_HEADER_SHIFT 7 428 #define MSTORM_FCOE_TASK_ST_CTX_DIX_BLOCK_SIZE_MASK 0x3 429 #define MSTORM_FCOE_TASK_ST_CTX_DIX_BLOCK_SIZE_SHIFT 8 430 #define MSTORM_FCOE_TASK_ST_CTX_VALIDATE_DIX_REF_TAG_MASK 0x1 431 #define MSTORM_FCOE_TASK_ST_CTX_VALIDATE_DIX_REF_TAG_SHIFT 10 432 #define MSTORM_FCOE_TASK_ST_CTX_DIX_CACHED_SGE_FLG_MASK 0x1 433 #define MSTORM_FCOE_TASK_ST_CTX_DIX_CACHED_SGE_FLG_SHIFT 11 434 #define MSTORM_FCOE_TASK_ST_CTX_DIF_SUPPORTED_MASK 0x1 435 #define MSTORM_FCOE_TASK_ST_CTX_DIF_SUPPORTED_SHIFT 12 436 #define MSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE_MASK 0x1 437 #define MSTORM_FCOE_TASK_ST_CTX_TX_SGL_MODE_SHIFT 13 438 #define MSTORM_FCOE_TASK_ST_CTX_RESERVED_MASK 0x3 439 #define MSTORM_FCOE_TASK_ST_CTX_RESERVED_SHIFT 14 440 struct scsi_cached_sges data_desc; 441 }; 442 443 struct ustorm_fcoe_task_ag_ctx { 444 u8 reserved; 445 u8 byte1; 446 __le16 icid; 447 u8 flags0; 448 #define USTORM_FCOE_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF 449 #define USTORM_FCOE_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0 450 #define USTORM_FCOE_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1 451 #define USTORM_FCOE_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4 452 #define USTORM_FCOE_TASK_AG_CTX_BIT1_MASK 0x1 453 #define USTORM_FCOE_TASK_AG_CTX_BIT1_SHIFT 5 454 #define USTORM_FCOE_TASK_AG_CTX_CF0_MASK 0x3 455 #define USTORM_FCOE_TASK_AG_CTX_CF0_SHIFT 6 456 u8 flags1; 457 #define USTORM_FCOE_TASK_AG_CTX_CF1_MASK 0x3 458 #define USTORM_FCOE_TASK_AG_CTX_CF1_SHIFT 0 459 #define USTORM_FCOE_TASK_AG_CTX_CF2_MASK 0x3 460 #define USTORM_FCOE_TASK_AG_CTX_CF2_SHIFT 2 461 #define USTORM_FCOE_TASK_AG_CTX_CF3_MASK 0x3 462 #define USTORM_FCOE_TASK_AG_CTX_CF3_SHIFT 4 463 #define USTORM_FCOE_TASK_AG_CTX_DIF_ERROR_CF_MASK 0x3 464 #define USTORM_FCOE_TASK_AG_CTX_DIF_ERROR_CF_SHIFT 6 465 u8 flags2; 466 #define USTORM_FCOE_TASK_AG_CTX_CF0EN_MASK 0x1 467 #define USTORM_FCOE_TASK_AG_CTX_CF0EN_SHIFT 0 468 #define USTORM_FCOE_TASK_AG_CTX_CF1EN_MASK 0x1 469 #define USTORM_FCOE_TASK_AG_CTX_CF1EN_SHIFT 1 470 #define USTORM_FCOE_TASK_AG_CTX_CF2EN_MASK 0x1 471 #define USTORM_FCOE_TASK_AG_CTX_CF2EN_SHIFT 2 472 #define USTORM_FCOE_TASK_AG_CTX_CF3EN_MASK 0x1 473 #define USTORM_FCOE_TASK_AG_CTX_CF3EN_SHIFT 3 474 #define USTORM_FCOE_TASK_AG_CTX_DIF_ERROR_CF_EN_MASK 0x1 475 #define USTORM_FCOE_TASK_AG_CTX_DIF_ERROR_CF_EN_SHIFT 4 476 #define USTORM_FCOE_TASK_AG_CTX_RULE0EN_MASK 0x1 477 #define USTORM_FCOE_TASK_AG_CTX_RULE0EN_SHIFT 5 478 #define USTORM_FCOE_TASK_AG_CTX_RULE1EN_MASK 0x1 479 #define USTORM_FCOE_TASK_AG_CTX_RULE1EN_SHIFT 6 480 #define USTORM_FCOE_TASK_AG_CTX_RULE2EN_MASK 0x1 481 #define USTORM_FCOE_TASK_AG_CTX_RULE2EN_SHIFT 7 482 u8 flags3; 483 #define USTORM_FCOE_TASK_AG_CTX_RULE3EN_MASK 0x1 484 #define USTORM_FCOE_TASK_AG_CTX_RULE3EN_SHIFT 0 485 #define USTORM_FCOE_TASK_AG_CTX_RULE4EN_MASK 0x1 486 #define USTORM_FCOE_TASK_AG_CTX_RULE4EN_SHIFT 1 487 #define USTORM_FCOE_TASK_AG_CTX_RULE5EN_MASK 0x1 488 #define USTORM_FCOE_TASK_AG_CTX_RULE5EN_SHIFT 2 489 #define USTORM_FCOE_TASK_AG_CTX_RULE6EN_MASK 0x1 490 #define USTORM_FCOE_TASK_AG_CTX_RULE6EN_SHIFT 3 491 #define USTORM_FCOE_TASK_AG_CTX_DIF_ERROR_TYPE_MASK 0xF 492 #define USTORM_FCOE_TASK_AG_CTX_DIF_ERROR_TYPE_SHIFT 4 493 __le32 dif_err_intervals; 494 __le32 dif_error_1st_interval; 495 __le32 global_cq_num; 496 __le32 reg3; 497 __le32 reg4; 498 __le32 reg5; 499 }; 500 501 /* FCoE task context */ 502 struct fcoe_task_context { 503 struct ystorm_fcoe_task_st_ctx ystorm_st_context; 504 struct regpair ystorm_st_padding[2]; 505 struct tdif_task_context tdif_context; 506 struct ystorm_fcoe_task_ag_ctx ystorm_ag_context; 507 struct tstorm_fcoe_task_ag_ctx tstorm_ag_context; 508 struct timers_context timer_context; 509 struct tstorm_fcoe_task_st_ctx tstorm_st_context; 510 struct regpair tstorm_st_padding[2]; 511 struct mstorm_fcoe_task_ag_ctx mstorm_ag_context; 512 struct mstorm_fcoe_task_st_ctx mstorm_st_context; 513 struct ustorm_fcoe_task_ag_ctx ustorm_ag_context; 514 struct rdif_task_context rdif_context; 515 }; 516 517 /* FCoE additional WQE (Sq/XferQ) information */ 518 union fcoe_additional_info_union { 519 __le32 previous_tid; 520 __le32 parent_tid; 521 __le32 burst_length; 522 __le32 seq_rec_updated_offset; 523 }; 524 525 /* FCoE Ramrod Command IDs */ 526 enum fcoe_completion_status { 527 FCOE_COMPLETION_STATUS_SUCCESS, 528 FCOE_COMPLETION_STATUS_FCOE_VER_ERR, 529 FCOE_COMPLETION_STATUS_SRC_MAC_ADD_ARR_ERR, 530 MAX_FCOE_COMPLETION_STATUS 531 }; 532 533 /* FC address (SID/DID) network presentation */ 534 struct fc_addr_nw { 535 u8 addr_lo; 536 u8 addr_mid; 537 u8 addr_hi; 538 }; 539 540 /* FCoE connection offload */ 541 struct fcoe_conn_offload_ramrod_data { 542 struct regpair sq_pbl_addr; 543 struct regpair sq_curr_page_addr; 544 struct regpair sq_next_page_addr; 545 struct regpair xferq_pbl_addr; 546 struct regpair xferq_curr_page_addr; 547 struct regpair xferq_next_page_addr; 548 struct regpair respq_pbl_addr; 549 struct regpair respq_curr_page_addr; 550 struct regpair respq_next_page_addr; 551 __le16 dst_mac_addr_lo; 552 __le16 dst_mac_addr_mid; 553 __le16 dst_mac_addr_hi; 554 __le16 src_mac_addr_lo; 555 __le16 src_mac_addr_mid; 556 __le16 src_mac_addr_hi; 557 __le16 tx_max_fc_pay_len; 558 __le16 e_d_tov_timer_val; 559 __le16 rx_max_fc_pay_len; 560 __le16 vlan_tag; 561 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_VLAN_ID_MASK 0xFFF 562 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_VLAN_ID_SHIFT 0 563 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_CFI_MASK 0x1 564 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_CFI_SHIFT 12 565 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_PRIORITY_MASK 0x7 566 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_PRIORITY_SHIFT 13 567 __le16 physical_q0; 568 __le16 rec_rr_tov_timer_val; 569 struct fc_addr_nw s_id; 570 u8 max_conc_seqs_c3; 571 struct fc_addr_nw d_id; 572 u8 flags; 573 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_CONT_INCR_SEQ_CNT_MASK 0x1 574 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_CONT_INCR_SEQ_CNT_SHIFT 0 575 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_CONF_REQ_MASK 0x1 576 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_CONF_REQ_SHIFT 1 577 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_REC_VALID_MASK 0x1 578 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_REC_VALID_SHIFT 2 579 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_VLAN_FLAG_MASK 0x1 580 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_VLAN_FLAG_SHIFT 3 581 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_SINGLE_VLAN_MASK 0x1 582 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_B_SINGLE_VLAN_SHIFT 4 583 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_MODE_MASK 0x3 584 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_MODE_SHIFT 5 585 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_RESERVED0_MASK 0x1 586 #define FCOE_CONN_OFFLOAD_RAMROD_DATA_RESERVED0_SHIFT 7 587 __le16 conn_id; 588 u8 def_q_idx; 589 u8 reserved[5]; 590 }; 591 592 /* FCoE terminate connection request */ 593 struct fcoe_conn_terminate_ramrod_data { 594 struct regpair terminate_params_addr; 595 }; 596 597 /* FCoE device type */ 598 enum fcoe_device_type { 599 FCOE_TASK_DEV_TYPE_DISK, 600 FCOE_TASK_DEV_TYPE_TAPE, 601 MAX_FCOE_DEVICE_TYPE 602 }; 603 604 /* Data sgl */ 605 struct fcoe_fast_sgl_ctx { 606 struct regpair sgl_start_addr; 607 __le32 sgl_byte_offset; 608 __le16 task_reuse_cnt; 609 __le16 init_offset_in_first_sge; 610 }; 611 612 /* FCoE firmware function init */ 613 struct fcoe_init_func_ramrod_data { 614 struct scsi_init_func_params func_params; 615 struct scsi_init_func_queues q_params; 616 __le16 mtu; 617 __le16 sq_num_pages_in_pbl; 618 __le32 reserved[3]; 619 }; 620 621 /* FCoE: Mode of the connection: Target or Initiator or both */ 622 enum fcoe_mode_type { 623 FCOE_INITIATOR_MODE = 0x0, 624 FCOE_TARGET_MODE = 0x1, 625 FCOE_BOTH_OR_NOT_CHOSEN = 0x3, 626 MAX_FCOE_MODE_TYPE 627 }; 628 629 /* Per PF FCoE receive path statistics - tStorm RAM structure */ 630 struct fcoe_rx_stat { 631 struct regpair fcoe_rx_byte_cnt; 632 struct regpair fcoe_rx_data_pkt_cnt; 633 struct regpair fcoe_rx_xfer_pkt_cnt; 634 struct regpair fcoe_rx_other_pkt_cnt; 635 __le32 fcoe_silent_drop_pkt_cmdq_full_cnt; 636 __le32 fcoe_silent_drop_pkt_rq_full_cnt; 637 __le32 fcoe_silent_drop_pkt_crc_error_cnt; 638 __le32 fcoe_silent_drop_pkt_task_invalid_cnt; 639 __le32 fcoe_silent_drop_total_pkt_cnt; 640 __le32 rsrv; 641 }; 642 643 /* FCoE SQE request type */ 644 enum fcoe_sqe_request_type { 645 SEND_FCOE_CMD, 646 SEND_FCOE_MIDPATH, 647 SEND_FCOE_ABTS_REQUEST, 648 FCOE_EXCHANGE_CLEANUP, 649 FCOE_SEQUENCE_RECOVERY, 650 SEND_FCOE_XFER_RDY, 651 SEND_FCOE_RSP, 652 SEND_FCOE_RSP_WITH_SENSE_DATA, 653 SEND_FCOE_TARGET_DATA, 654 SEND_FCOE_INITIATOR_DATA, 655 SEND_FCOE_XFER_CONTINUATION_RDY, 656 SEND_FCOE_TARGET_ABTS_RSP, 657 MAX_FCOE_SQE_REQUEST_TYPE 658 }; 659 660 /* FCoe statistics request */ 661 struct fcoe_stat_ramrod_data { 662 struct regpair stat_params_addr; 663 }; 664 665 /* FCoE task type */ 666 enum fcoe_task_type { 667 FCOE_TASK_TYPE_WRITE_INITIATOR, 668 FCOE_TASK_TYPE_READ_INITIATOR, 669 FCOE_TASK_TYPE_MIDPATH, 670 FCOE_TASK_TYPE_UNSOLICITED, 671 FCOE_TASK_TYPE_ABTS, 672 FCOE_TASK_TYPE_EXCHANGE_CLEANUP, 673 FCOE_TASK_TYPE_SEQUENCE_CLEANUP, 674 FCOE_TASK_TYPE_WRITE_TARGET, 675 FCOE_TASK_TYPE_READ_TARGET, 676 FCOE_TASK_TYPE_RSP, 677 FCOE_TASK_TYPE_RSP_SENSE_DATA, 678 FCOE_TASK_TYPE_ABTS_TARGET, 679 FCOE_TASK_TYPE_ENUM_SIZE, 680 MAX_FCOE_TASK_TYPE 681 }; 682 683 /* Per PF FCoE transmit path statistics - pStorm RAM structure */ 684 struct fcoe_tx_stat { 685 struct regpair fcoe_tx_byte_cnt; 686 struct regpair fcoe_tx_data_pkt_cnt; 687 struct regpair fcoe_tx_xfer_pkt_cnt; 688 struct regpair fcoe_tx_other_pkt_cnt; 689 }; 690 691 /* FCoE SQ/XferQ element */ 692 struct fcoe_wqe { 693 __le16 task_id; 694 __le16 flags; 695 #define FCOE_WQE_REQ_TYPE_MASK 0xF 696 #define FCOE_WQE_REQ_TYPE_SHIFT 0 697 #define FCOE_WQE_SGL_MODE_MASK 0x1 698 #define FCOE_WQE_SGL_MODE_SHIFT 4 699 #define FCOE_WQE_CONTINUATION_MASK 0x1 700 #define FCOE_WQE_CONTINUATION_SHIFT 5 701 #define FCOE_WQE_SEND_AUTO_RSP_MASK 0x1 702 #define FCOE_WQE_SEND_AUTO_RSP_SHIFT 6 703 #define FCOE_WQE_RESERVED_MASK 0x1 704 #define FCOE_WQE_RESERVED_SHIFT 7 705 #define FCOE_WQE_NUM_SGES_MASK 0xF 706 #define FCOE_WQE_NUM_SGES_SHIFT 8 707 #define FCOE_WQE_RESERVED1_MASK 0xF 708 #define FCOE_WQE_RESERVED1_SHIFT 12 709 union fcoe_additional_info_union additional_info_union; 710 }; 711 712 /* FCoE XFRQ element */ 713 struct xfrqe_prot_flags { 714 u8 flags; 715 #define XFRQE_PROT_FLAGS_PROT_INTERVAL_SIZE_LOG_MASK 0xF 716 #define XFRQE_PROT_FLAGS_PROT_INTERVAL_SIZE_LOG_SHIFT 0 717 #define XFRQE_PROT_FLAGS_DIF_TO_PEER_MASK 0x1 718 #define XFRQE_PROT_FLAGS_DIF_TO_PEER_SHIFT 4 719 #define XFRQE_PROT_FLAGS_HOST_INTERFACE_MASK 0x3 720 #define XFRQE_PROT_FLAGS_HOST_INTERFACE_SHIFT 5 721 #define XFRQE_PROT_FLAGS_RESERVED_MASK 0x1 722 #define XFRQE_PROT_FLAGS_RESERVED_SHIFT 7 723 }; 724 725 /* FCoE doorbell data */ 726 struct fcoe_db_data { 727 u8 params; 728 #define FCOE_DB_DATA_DEST_MASK 0x3 729 #define FCOE_DB_DATA_DEST_SHIFT 0 730 #define FCOE_DB_DATA_AGG_CMD_MASK 0x3 731 #define FCOE_DB_DATA_AGG_CMD_SHIFT 2 732 #define FCOE_DB_DATA_BYPASS_EN_MASK 0x1 733 #define FCOE_DB_DATA_BYPASS_EN_SHIFT 4 734 #define FCOE_DB_DATA_RESERVED_MASK 0x1 735 #define FCOE_DB_DATA_RESERVED_SHIFT 5 736 #define FCOE_DB_DATA_AGG_VAL_SEL_MASK 0x3 737 #define FCOE_DB_DATA_AGG_VAL_SEL_SHIFT 6 738 u8 agg_flags; 739 __le16 sq_prod; 740 }; 741 742 #endif /* __FCOE_COMMON__ */ 743