1 #ifndef __BNX2FC_CONSTANTS_H_ 2 #define __BNX2FC_CONSTANTS_H_ 3 4 /** 5 * This file defines HSI constants for the FCoE flows 6 */ 7 8 /* Current FCoE HSI version number composed of two fields (16 bit) */ 9 /* Implies on a change broken previous HSI */ 10 #define FCOE_HSI_MAJOR_VERSION (2) 11 /* Implies on a change which does not broken previous HSI */ 12 #define FCOE_HSI_MINOR_VERSION (1) 13 14 /* KWQ/KCQ FCoE layer code */ 15 #define FCOE_KWQE_LAYER_CODE (7) 16 17 /* KWQ (kernel work queue) request op codes */ 18 #define FCOE_KWQE_OPCODE_INIT1 (0) 19 #define FCOE_KWQE_OPCODE_INIT2 (1) 20 #define FCOE_KWQE_OPCODE_INIT3 (2) 21 #define FCOE_KWQE_OPCODE_OFFLOAD_CONN1 (3) 22 #define FCOE_KWQE_OPCODE_OFFLOAD_CONN2 (4) 23 #define FCOE_KWQE_OPCODE_OFFLOAD_CONN3 (5) 24 #define FCOE_KWQE_OPCODE_OFFLOAD_CONN4 (6) 25 #define FCOE_KWQE_OPCODE_ENABLE_CONN (7) 26 #define FCOE_KWQE_OPCODE_DISABLE_CONN (8) 27 #define FCOE_KWQE_OPCODE_DESTROY_CONN (9) 28 #define FCOE_KWQE_OPCODE_DESTROY (10) 29 #define FCOE_KWQE_OPCODE_STAT (11) 30 31 /* KCQ (kernel completion queue) response op codes */ 32 #define FCOE_KCQE_OPCODE_INIT_FUNC (0x10) 33 #define FCOE_KCQE_OPCODE_DESTROY_FUNC (0x11) 34 #define FCOE_KCQE_OPCODE_STAT_FUNC (0x12) 35 #define FCOE_KCQE_OPCODE_OFFLOAD_CONN (0x15) 36 #define FCOE_KCQE_OPCODE_ENABLE_CONN (0x16) 37 #define FCOE_KCQE_OPCODE_DISABLE_CONN (0x17) 38 #define FCOE_KCQE_OPCODE_DESTROY_CONN (0x18) 39 #define FCOE_KCQE_OPCODE_CQ_EVENT_NOTIFICATION (0x20) 40 #define FCOE_KCQE_OPCODE_FCOE_ERROR (0x21) 41 42 /* KCQ (kernel completion queue) completion status */ 43 #define FCOE_KCQE_COMPLETION_STATUS_SUCCESS (0x0) 44 #define FCOE_KCQE_COMPLETION_STATUS_ERROR (0x1) 45 #define FCOE_KCQE_COMPLETION_STATUS_INVALID_OPCODE (0x2) 46 #define FCOE_KCQE_COMPLETION_STATUS_CTX_ALLOC_FAILURE (0x3) 47 #define FCOE_KCQE_COMPLETION_STATUS_CTX_FREE_FAILURE (0x4) 48 #define FCOE_KCQE_COMPLETION_STATUS_NIC_ERROR (0x5) 49 #define FCOE_KCQE_COMPLETION_STATUS_WRONG_HSI_VERSION (0x6) 50 #define FCOE_KCQE_COMPLETION_STATUS_PARITY_ERROR (0x81) 51 52 /* CQE type */ 53 #define FCOE_PENDING_CQE_TYPE 0 54 #define FCOE_UNSOLIC_CQE_TYPE 1 55 56 /* Unsolicited CQE type */ 57 #define FCOE_UNSOLICITED_FRAME_CQE_TYPE 0 58 #define FCOE_ERROR_DETECTION_CQE_TYPE 1 59 #define FCOE_WARNING_DETECTION_CQE_TYPE 2 60 61 /* E_D_TOV timer resolution in ms */ 62 #define FCOE_E_D_TOV_TIMER_RESOLUTION_MS (20) 63 64 /* E_D_TOV timer resolution for SDM (4 micro) */ 65 #define FCOE_E_D_TOV_SDM_TIMER_RESOLUTION \ 66 (FCOE_E_D_TOV_TIMER_RESOLUTION_MS * 1000 / 4) 67 68 /* REC timer resolution in ms */ 69 #define FCOE_REC_TIMER_RESOLUTION_MS (20) 70 71 /* REC timer resolution for SDM (4 micro) */ 72 #define FCOE_REC_SDM_TIMER_RESOLUTION (FCOE_REC_TIMER_RESOLUTION_MS * 1000 / 4) 73 74 /* E_D_TOV timer default wraparound value (2 sec) in 20 ms resolution */ 75 #define FCOE_E_D_TOV_DEFAULT_WRAPAROUND_VAL \ 76 (2000 / FCOE_E_D_TOV_TIMER_RESOLUTION_MS) 77 78 /* REC_TOV timer default wraparound value (3 sec) in 20 ms resolution */ 79 #define FCOE_REC_TOV_DEFAULT_WRAPAROUND_VAL \ 80 (3000 / FCOE_REC_TIMER_RESOLUTION_MS) 81 82 #define FCOE_NUM_OF_TIMER_TASKS (8 * 1024) 83 84 #define FCOE_NUM_OF_CACHED_TASKS_TIMER (8) 85 86 /* Task context constants */ 87 /******** Remove FCP_CMD write tce sleep ***********************/ 88 /* In case timer services are required then shall be updated by Xstorm after 89 * start processing the task. In case no timer facilities are required then the 90 * driver would initialize the state to this value 91 * 92 #define FCOE_TASK_TX_STATE_NORMAL 0 93 * After driver has initialize the task in case timer services required * 94 #define FCOE_TASK_TX_STATE_INIT 1 95 ******** Remove FCP_CMD write tce sleep ***********************/ 96 /* After driver has initialize the task in case timer services required */ 97 #define FCOE_TASK_TX_STATE_INIT 0 98 /* In case timer services are required then shall be updated by Xstorm after 99 * start processing the task. In case no timer facilities are required then the 100 * driver would initialize the state to this value 101 */ 102 #define FCOE_TASK_TX_STATE_NORMAL 1 103 /* Task is under abort procedure. Updated in order to stop processing of 104 * pending WQEs on this task 105 */ 106 #define FCOE_TASK_TX_STATE_ABORT 2 107 /* For E_D_T_TOV timer expiration in Xstorm (Class 2 only) */ 108 #define FCOE_TASK_TX_STATE_ERROR 3 109 /* For REC_TOV timer expiration indication received from Xstorm */ 110 #define FCOE_TASK_TX_STATE_WARNING 4 111 /* For completed unsolicited task */ 112 #define FCOE_TASK_TX_STATE_UNSOLICITED_COMPLETED 5 113 /* For exchange cleanup request task */ 114 #define FCOE_TASK_TX_STATE_EXCHANGE_CLEANUP 6 115 /* For sequence cleanup request task */ 116 #define FCOE_TASK_TX_STATE_SEQUENCE_CLEANUP 7 117 /* For completion the ABTS task. */ 118 #define FCOE_TASK_TX_STATE_ABTS_TX 8 119 120 #define FCOE_TASK_RX_STATE_NORMAL 0 121 #define FCOE_TASK_RX_STATE_COMPLETED 1 122 /* Obsolete: Intermediate completion (middle path with local completion) */ 123 #define FCOE_TASK_RX_STATE_INTER_COMP 2 124 /* For REC_TOV timer expiration indication received from Xstorm */ 125 #define FCOE_TASK_RX_STATE_WARNING 3 126 /* For E_D_T_TOV timer expiration in Ustorm */ 127 #define FCOE_TASK_RX_STATE_ERROR 4 128 /* FW only: First visit at rx-path, part of the abts round trip */ 129 #define FCOE_TASK_RX_STATE_ABTS_IN_PROCESS 5 130 /* FW only: Second visit at rx-path, after ABTS frame transmitted */ 131 #define FCOE_TASK_RX_STATE_ABTS_TRANSMITTED 6 132 /* Special completion indication in case of task was aborted. */ 133 #define FCOE_TASK_RX_STATE_ABTS_COMPLETED 7 134 /* FW only: First visit at rx-path, part of the cleanup round trip */ 135 #define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_IN_PROCESS 8 136 /* FW only: Special completion indication in case of task was cleaned. */ 137 #define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_COMPLETED 9 138 /* Not in used: Special completion indication (in task requested the exchange 139 * cleanup) in case cleaned task is in non-valid. 140 */ 141 #define FCOE_TASK_RX_STATE_ABORT_CLEANUP_COMPLETED 10 142 /* Special completion indication (in task requested the sequence cleanup) in 143 * case cleaned task was already returned to normal. 144 */ 145 #define FCOE_TASK_RX_STATE_IGNORED_SEQUENCE_CLEANUP 11 146 147 148 #define FCOE_TASK_TYPE_WRITE 0 149 #define FCOE_TASK_TYPE_READ 1 150 #define FCOE_TASK_TYPE_MIDPATH 2 151 #define FCOE_TASK_TYPE_UNSOLICITED 3 152 #define FCOE_TASK_TYPE_ABTS 4 153 #define FCOE_TASK_TYPE_EXCHANGE_CLEANUP 5 154 #define FCOE_TASK_TYPE_SEQUENCE_CLEANUP 6 155 156 #define FCOE_TASK_DEV_TYPE_DISK 0 157 #define FCOE_TASK_DEV_TYPE_TAPE 1 158 159 #define FCOE_TASK_CLASS_TYPE_3 0 160 #define FCOE_TASK_CLASS_TYPE_2 1 161 162 /* FCoE/FC packet fields */ 163 #define FCOE_ETH_TYPE 0x8906 164 165 /* FCoE maximum elements in hash table */ 166 #define FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW 8 167 168 /* FCoE half of the elements in hash table */ 169 #define FCOE_HALF_ELEMENTS_IN_HASH_TABLE_ROW \ 170 (FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW / 2) 171 172 /* FcoE number of cached T2 entries */ 173 #define T_FCOE_NUMBER_OF_CACHED_T2_ENTRIES (4) 174 175 /* FCoE maximum elements in hash table */ 176 #define FCOE_HASH_TBL_CHUNK_SIZE 16384 177 178 /* Everest FCoE connection type */ 179 #define B577XX_FCOE_CONNECTION_TYPE 4 180 181 /* FCoE number of rows (in log). This number derives 182 * from the maximum connections supported which is 2048. 183 * TBA: Need a different constant for E2 184 */ 185 #define FCOE_MAX_NUM_SESSIONS_LOG 11 186 187 #define FC_ABTS_REPLY_MAX_PAYLOAD_LEN 12 188 189 /* Error codes for Error Reporting in slow path flows */ 190 #define FCOE_SLOW_PATH_ERROR_CODE_TOO_MANY_FUNCS 0 191 #define FCOE_SLOW_PATH_ERROR_CODE_NO_LICENSE 1 192 193 /* Error codes for Error Reporting in fast path flows 194 * XFER error codes 195 */ 196 #define FCOE_ERROR_CODE_XFER_OOO_RO 0 197 #define FCOE_ERROR_CODE_XFER_RO_NOT_ALIGNED 1 198 #define FCOE_ERROR_CODE_XFER_NULL_BURST_LEN 2 199 #define FCOE_ERROR_CODE_XFER_RO_GREATER_THAN_DATA2TRNS 3 200 #define FCOE_ERROR_CODE_XFER_INVALID_PAYLOAD_SIZE 4 201 #define FCOE_ERROR_CODE_XFER_TASK_TYPE_NOT_WRITE 5 202 #define FCOE_ERROR_CODE_XFER_PEND_XFER_SET 6 203 #define FCOE_ERROR_CODE_XFER_OPENED_SEQ 7 204 #define FCOE_ERROR_CODE_XFER_FCTL 8 205 206 /* FCP RSP error codes */ 207 #define FCOE_ERROR_CODE_FCP_RSP_BIDI_FLAGS_SET 9 208 #define FCOE_ERROR_CODE_FCP_RSP_UNDERFLOW 10 209 #define FCOE_ERROR_CODE_FCP_RSP_OVERFLOW 11 210 #define FCOE_ERROR_CODE_FCP_RSP_INVALID_LENGTH_FIELD 12 211 #define FCOE_ERROR_CODE_FCP_RSP_INVALID_SNS_FIELD 13 212 #define FCOE_ERROR_CODE_FCP_RSP_INVALID_PAYLOAD_SIZE 14 213 #define FCOE_ERROR_CODE_FCP_RSP_PEND_XFER_SET 15 214 #define FCOE_ERROR_CODE_FCP_RSP_OPENED_SEQ 16 215 #define FCOE_ERROR_CODE_FCP_RSP_FCTL 17 216 #define FCOE_ERROR_CODE_FCP_RSP_LAST_SEQ_RESET 18 217 #define FCOE_ERROR_CODE_FCP_RSP_CONF_REQ_NOT_SUPPORTED_YET 19 218 219 /* FCP DATA error codes */ 220 #define FCOE_ERROR_CODE_DATA_OOO_RO 20 221 #define FCOE_ERROR_CODE_DATA_EXCEEDS_DEFINED_MAX_FRAME_SIZE 21 222 #define FCOE_ERROR_CODE_DATA_EXCEEDS_DATA2TRNS 22 223 #define FCOE_ERROR_CODE_DATA_SOFI3_SEQ_ACTIVE_SET 23 224 #define FCOE_ERROR_CODE_DATA_SOFN_SEQ_ACTIVE_RESET 24 225 #define FCOE_ERROR_CODE_DATA_EOFN_END_SEQ_SET 25 226 #define FCOE_ERROR_CODE_DATA_EOFT_END_SEQ_RESET 26 227 #define FCOE_ERROR_CODE_DATA_TASK_TYPE_NOT_READ 27 228 #define FCOE_ERROR_CODE_DATA_FCTL 28 229 230 /* Middle path error codes */ 231 #define FCOE_ERROR_CODE_MIDPATH_INVALID_TYPE 29 232 #define FCOE_ERROR_CODE_MIDPATH_SOFI3_SEQ_ACTIVE_SET 30 233 #define FCOE_ERROR_CODE_MIDPATH_SOFN_SEQ_ACTIVE_RESET 31 234 #define FCOE_ERROR_CODE_MIDPATH_EOFN_END_SEQ_SET 32 235 #define FCOE_ERROR_CODE_MIDPATH_EOFT_END_SEQ_RESET 33 236 #define FCOE_ERROR_CODE_MIDPATH_REPLY_FCTL 34 237 #define FCOE_ERROR_CODE_MIDPATH_INVALID_REPLY 35 238 #define FCOE_ERROR_CODE_MIDPATH_ELS_REPLY_RCTL 36 239 240 /* ABTS error codes */ 241 #define FCOE_ERROR_CODE_ABTS_REPLY_F_CTL 37 242 #define FCOE_ERROR_CODE_ABTS_REPLY_DDF_RCTL_FIELD 38 243 #define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_BLS_RCTL 39 244 #define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_RCTL 40 245 #define FCOE_ERROR_CODE_ABTS_REPLY_RCTL_GENERAL_MISMATCH 41 246 247 /* Common error codes */ 248 #define FCOE_ERROR_CODE_COMMON_MIDDLE_FRAME_WITH_PAD 42 249 #define FCOE_ERROR_CODE_COMMON_SEQ_INIT_IN_TCE 43 250 #define FCOE_ERROR_CODE_COMMON_FC_HDR_RX_ID_MISMATCH 44 251 #define FCOE_ERROR_CODE_COMMON_INCORRECT_SEQ_CNT 45 252 #define FCOE_ERROR_CODE_COMMON_DATA_FC_HDR_FCP_TYPE_MISMATCH 46 253 #define FCOE_ERROR_CODE_COMMON_DATA_NO_MORE_SGES 47 254 #define FCOE_ERROR_CODE_COMMON_OPTIONAL_FC_HDR 48 255 #define FCOE_ERROR_CODE_COMMON_READ_TCE_OX_ID_TOO_BIG 49 256 #define FCOE_ERROR_CODE_COMMON_DATA_WAS_NOT_TRANSMITTED 50 257 258 /* Unsolicited Rx error codes */ 259 #define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_ELS 51 260 #define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_BLS 52 261 #define FCOE_ERROR_CODE_UNSOLICITED_FCTL_ELS 53 262 #define FCOE_ERROR_CODE_UNSOLICITED_FCTL_BLS 54 263 #define FCOE_ERROR_CODE_UNSOLICITED_R_CTL 55 264 265 #define FCOE_ERROR_CODE_RW_TASK_DDF_RCTL_INFO_FIELD 56 266 #define FCOE_ERROR_CODE_RW_TASK_INVALID_RCTL 57 267 #define FCOE_ERROR_CODE_RW_TASK_RCTL_GENERAL_MISMATCH 58 268 269 /* Timer error codes */ 270 #define FCOE_ERROR_CODE_E_D_TOV_TIMER_EXPIRATION 60 271 #define FCOE_ERROR_CODE_REC_TOV_TIMER_EXPIRATION 61 272 273 274 #endif /* BNX2FC_CONSTANTS_H_ */ 275