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TOMOYO Linux Cross Reference
Linux/include/linux/qed/nvmetcp_common.h

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Diff markup

Differences between /include/linux/qed/nvmetcp_common.h (Architecture mips) and /include/linux/qed/nvmetcp_common.h (Architecture i386)


  1 /* SPDX-License-Identifier: (GPL-2.0-only OR B      1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
  2 /* Copyright 2021 Marvell. All rights reserved      2 /* Copyright 2021 Marvell. All rights reserved. */
  3                                                     3 
  4 #ifndef __NVMETCP_COMMON__                          4 #ifndef __NVMETCP_COMMON__
  5 #define __NVMETCP_COMMON__                          5 #define __NVMETCP_COMMON__
  6                                                     6 
  7 #include "tcp_common.h"                             7 #include "tcp_common.h"
  8 #include <linux/nvme-tcp.h>                         8 #include <linux/nvme-tcp.h>
  9                                                     9 
 10 #define NVMETCP_SLOW_PATH_LAYER_CODE (6)           10 #define NVMETCP_SLOW_PATH_LAYER_CODE (6)
 11 #define NVMETCP_WQE_NUM_SGES_SLOWIO (0xf)          11 #define NVMETCP_WQE_NUM_SGES_SLOWIO (0xf)
 12                                                    12 
 13 /* NVMeTCP firmware function init parameters *     13 /* NVMeTCP firmware function init parameters */
 14 struct nvmetcp_spe_func_init {                     14 struct nvmetcp_spe_func_init {
 15         __le16 half_way_close_timeout;             15         __le16 half_way_close_timeout;
 16         u8 num_sq_pages_in_ring;                   16         u8 num_sq_pages_in_ring;
 17         u8 num_r2tq_pages_in_ring;                 17         u8 num_r2tq_pages_in_ring;
 18         u8 num_uhq_pages_in_ring;                  18         u8 num_uhq_pages_in_ring;
 19         u8 ll2_rx_queue_id;                        19         u8 ll2_rx_queue_id;
 20         u8 flags;                                  20         u8 flags;
 21 #define NVMETCP_SPE_FUNC_INIT_COUNTERS_EN_MASK     21 #define NVMETCP_SPE_FUNC_INIT_COUNTERS_EN_MASK 0x1
 22 #define NVMETCP_SPE_FUNC_INIT_COUNTERS_EN_SHIF     22 #define NVMETCP_SPE_FUNC_INIT_COUNTERS_EN_SHIFT 0
 23 #define NVMETCP_SPE_FUNC_INIT_NVMETCP_MODE_MAS     23 #define NVMETCP_SPE_FUNC_INIT_NVMETCP_MODE_MASK 0x1
 24 #define NVMETCP_SPE_FUNC_INIT_NVMETCP_MODE_SHI     24 #define NVMETCP_SPE_FUNC_INIT_NVMETCP_MODE_SHIFT 1
 25 #define NVMETCP_SPE_FUNC_INIT_RESERVED0_MASK 0     25 #define NVMETCP_SPE_FUNC_INIT_RESERVED0_MASK 0x3F
 26 #define NVMETCP_SPE_FUNC_INIT_RESERVED0_SHIFT      26 #define NVMETCP_SPE_FUNC_INIT_RESERVED0_SHIFT 2
 27         u8 debug_flags;                            27         u8 debug_flags;
 28         __le16 reserved1;                          28         __le16 reserved1;
 29         u8 params;                                 29         u8 params;
 30 #define NVMETCP_SPE_FUNC_INIT_MAX_SYN_RT_MASK      30 #define NVMETCP_SPE_FUNC_INIT_MAX_SYN_RT_MASK   0xF
 31 #define NVMETCP_SPE_FUNC_INIT_MAX_SYN_RT_SHIFT     31 #define NVMETCP_SPE_FUNC_INIT_MAX_SYN_RT_SHIFT  0
 32 #define NVMETCP_SPE_FUNC_INIT_RESERVED1_MASK       32 #define NVMETCP_SPE_FUNC_INIT_RESERVED1_MASK    0xF
 33 #define NVMETCP_SPE_FUNC_INIT_RESERVED1_SHIFT      33 #define NVMETCP_SPE_FUNC_INIT_RESERVED1_SHIFT   4
 34         u8 reserved2[5];                           34         u8 reserved2[5];
 35         struct scsi_init_func_params func_para     35         struct scsi_init_func_params func_params;
 36         struct scsi_init_func_queues q_params;     36         struct scsi_init_func_queues q_params;
 37 };                                                 37 };
 38                                                    38 
 39 /* NVMeTCP init params passed by driver to FW      39 /* NVMeTCP init params passed by driver to FW in NVMeTCP init ramrod. */
 40 struct nvmetcp_init_ramrod_params {                40 struct nvmetcp_init_ramrod_params {
 41         struct nvmetcp_spe_func_init nvmetcp_i     41         struct nvmetcp_spe_func_init nvmetcp_init_spe;
 42         struct tcp_init_params tcp_init;           42         struct tcp_init_params tcp_init;
 43 };                                                 43 };
 44                                                    44 
 45 /* NVMeTCP Ramrod Command IDs */                   45 /* NVMeTCP Ramrod Command IDs */
 46 enum nvmetcp_ramrod_cmd_id {                       46 enum nvmetcp_ramrod_cmd_id {
 47         NVMETCP_RAMROD_CMD_ID_UNUSED = 0,          47         NVMETCP_RAMROD_CMD_ID_UNUSED = 0,
 48         NVMETCP_RAMROD_CMD_ID_INIT_FUNC = 1,       48         NVMETCP_RAMROD_CMD_ID_INIT_FUNC = 1,
 49         NVMETCP_RAMROD_CMD_ID_DESTROY_FUNC = 2     49         NVMETCP_RAMROD_CMD_ID_DESTROY_FUNC = 2,
 50         NVMETCP_RAMROD_CMD_ID_OFFLOAD_CONN = 3     50         NVMETCP_RAMROD_CMD_ID_OFFLOAD_CONN = 3,
 51         NVMETCP_RAMROD_CMD_ID_UPDATE_CONN = 4,     51         NVMETCP_RAMROD_CMD_ID_UPDATE_CONN = 4,
 52         NVMETCP_RAMROD_CMD_ID_TERMINATION_CONN     52         NVMETCP_RAMROD_CMD_ID_TERMINATION_CONN = 5,
 53         NVMETCP_RAMROD_CMD_ID_CLEAR_SQ = 6,        53         NVMETCP_RAMROD_CMD_ID_CLEAR_SQ = 6,
 54         MAX_NVMETCP_RAMROD_CMD_ID                  54         MAX_NVMETCP_RAMROD_CMD_ID
 55 };                                                 55 };
 56                                                    56 
 57 struct nvmetcp_glbl_queue_entry {                  57 struct nvmetcp_glbl_queue_entry {
 58         struct regpair cq_pbl_addr;                58         struct regpair cq_pbl_addr;
 59         struct regpair reserved;                   59         struct regpair reserved;
 60 };                                                 60 };
 61                                                    61 
 62 /* NVMeTCP conn level EQEs */                      62 /* NVMeTCP conn level EQEs */
 63 enum nvmetcp_eqe_opcode {                          63 enum nvmetcp_eqe_opcode {
 64         NVMETCP_EVENT_TYPE_INIT_FUNC = 0, /* R     64         NVMETCP_EVENT_TYPE_INIT_FUNC = 0, /* Response after init Ramrod */
 65         NVMETCP_EVENT_TYPE_DESTROY_FUNC, /* Re     65         NVMETCP_EVENT_TYPE_DESTROY_FUNC, /* Response after destroy Ramrod */
 66         NVMETCP_EVENT_TYPE_OFFLOAD_CONN,/* Res     66         NVMETCP_EVENT_TYPE_OFFLOAD_CONN,/* Response after option 2 offload Ramrod */
 67         NVMETCP_EVENT_TYPE_UPDATE_CONN, /* Res     67         NVMETCP_EVENT_TYPE_UPDATE_CONN, /* Response after update Ramrod */
 68         NVMETCP_EVENT_TYPE_CLEAR_SQ, /* Respon     68         NVMETCP_EVENT_TYPE_CLEAR_SQ, /* Response after clear sq Ramrod */
 69         NVMETCP_EVENT_TYPE_TERMINATE_CONN, /*      69         NVMETCP_EVENT_TYPE_TERMINATE_CONN, /* Response after termination Ramrod */
 70         NVMETCP_EVENT_TYPE_RESERVED0,              70         NVMETCP_EVENT_TYPE_RESERVED0,
 71         NVMETCP_EVENT_TYPE_RESERVED1,              71         NVMETCP_EVENT_TYPE_RESERVED1,
 72         NVMETCP_EVENT_TYPE_ASYN_CONNECT_COMPLE     72         NVMETCP_EVENT_TYPE_ASYN_CONNECT_COMPLETE, /* Connect completed (A-syn EQE) */
 73         NVMETCP_EVENT_TYPE_ASYN_TERMINATE_DONE     73         NVMETCP_EVENT_TYPE_ASYN_TERMINATE_DONE, /* Termination completed (A-syn EQE) */
 74         NVMETCP_EVENT_TYPE_START_OF_ERROR_TYPE     74         NVMETCP_EVENT_TYPE_START_OF_ERROR_TYPES = 10, /* Separate EQs from err EQs */
 75         NVMETCP_EVENT_TYPE_ASYN_ABORT_RCVD, /*     75         NVMETCP_EVENT_TYPE_ASYN_ABORT_RCVD, /* TCP RST packet receive (A-syn EQE) */
 76         NVMETCP_EVENT_TYPE_ASYN_CLOSE_RCVD, /*     76         NVMETCP_EVENT_TYPE_ASYN_CLOSE_RCVD, /* TCP FIN packet receive (A-syn EQE) */
 77         NVMETCP_EVENT_TYPE_ASYN_SYN_RCVD, /* T     77         NVMETCP_EVENT_TYPE_ASYN_SYN_RCVD, /* TCP SYN+ACK packet receive (A-syn EQE) */
 78         NVMETCP_EVENT_TYPE_ASYN_MAX_RT_TIME, /     78         NVMETCP_EVENT_TYPE_ASYN_MAX_RT_TIME, /* TCP max retransmit time (A-syn EQE) */
 79         NVMETCP_EVENT_TYPE_ASYN_MAX_RT_CNT, /*     79         NVMETCP_EVENT_TYPE_ASYN_MAX_RT_CNT, /* TCP max retransmit count (A-syn EQE) */
 80         NVMETCP_EVENT_TYPE_ASYN_MAX_KA_PROBES_     80         NVMETCP_EVENT_TYPE_ASYN_MAX_KA_PROBES_CNT, /* TCP ka probes count (A-syn EQE) */
 81         NVMETCP_EVENT_TYPE_ASYN_FIN_WAIT2, /*      81         NVMETCP_EVENT_TYPE_ASYN_FIN_WAIT2, /* TCP fin wait 2 (A-syn EQE) */
 82         NVMETCP_EVENT_TYPE_NVMETCP_CONN_ERROR,     82         NVMETCP_EVENT_TYPE_NVMETCP_CONN_ERROR, /* NVMeTCP error response (A-syn EQE) */
 83         NVMETCP_EVENT_TYPE_TCP_CONN_ERROR, /*      83         NVMETCP_EVENT_TYPE_TCP_CONN_ERROR, /* NVMeTCP error - tcp error (A-syn EQE) */
 84         MAX_NVMETCP_EQE_OPCODE                     84         MAX_NVMETCP_EQE_OPCODE
 85 };                                                 85 };
 86                                                    86 
 87 struct nvmetcp_conn_offload_section {              87 struct nvmetcp_conn_offload_section {
 88         struct regpair cccid_itid_table_addr;      88         struct regpair cccid_itid_table_addr; /* CCCID to iTID table address */
 89         __le16 cccid_max_range; /* CCCID max v     89         __le16 cccid_max_range; /* CCCID max value - used for validation */
 90         __le16 reserved[3];                        90         __le16 reserved[3];
 91 };                                                 91 };
 92                                                    92 
 93 /* NVMe TCP connection offload params passed b     93 /* NVMe TCP connection offload params passed by driver to FW in NVMeTCP offload ramrod */
 94 struct nvmetcp_conn_offload_params {               94 struct nvmetcp_conn_offload_params {
 95         struct regpair sq_pbl_addr;                95         struct regpair sq_pbl_addr;
 96         struct regpair r2tq_pbl_addr;              96         struct regpair r2tq_pbl_addr;
 97         struct regpair xhq_pbl_addr;               97         struct regpair xhq_pbl_addr;
 98         struct regpair uhq_pbl_addr;               98         struct regpair uhq_pbl_addr;
 99         __le16 physical_q0;                        99         __le16 physical_q0;
100         __le16 physical_q1;                       100         __le16 physical_q1;
101         u8 flags;                                 101         u8 flags;
102 #define NVMETCP_CONN_OFFLOAD_PARAMS_TCP_ON_CHI    102 #define NVMETCP_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_MASK 0x1
103 #define NVMETCP_CONN_OFFLOAD_PARAMS_TCP_ON_CHI    103 #define NVMETCP_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_SHIFT 0
104 #define NVMETCP_CONN_OFFLOAD_PARAMS_TARGET_MOD    104 #define NVMETCP_CONN_OFFLOAD_PARAMS_TARGET_MODE_MASK 0x1
105 #define NVMETCP_CONN_OFFLOAD_PARAMS_TARGET_MOD    105 #define NVMETCP_CONN_OFFLOAD_PARAMS_TARGET_MODE_SHIFT 1
106 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESTRICTED    106 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_MASK 0x1
107 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESTRICTED    107 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_SHIFT 2
108 #define NVMETCP_CONN_OFFLOAD_PARAMS_NVMETCP_MO    108 #define NVMETCP_CONN_OFFLOAD_PARAMS_NVMETCP_MODE_MASK 0x1
109 #define NVMETCP_CONN_OFFLOAD_PARAMS_NVMETCP_MO    109 #define NVMETCP_CONN_OFFLOAD_PARAMS_NVMETCP_MODE_SHIFT 3
110 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESERVED1_    110 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESERVED1_MASK 0xF
111 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESERVED1_    111 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESERVED1_SHIFT 4
112         u8 default_cq;                            112         u8 default_cq;
113         __le16 reserved0;                         113         __le16 reserved0;
114         __le32 reserved1;                         114         __le32 reserved1;
115         __le32 initial_ack;                       115         __le32 initial_ack;
116                                                   116 
117         struct nvmetcp_conn_offload_section nv    117         struct nvmetcp_conn_offload_section nvmetcp; /* NVMe/TCP section */
118 };                                                118 };
119                                                   119 
120 /* NVMe TCP and TCP connection offload params     120 /* NVMe TCP and TCP connection offload params passed by driver to FW in NVMeTCP offload ramrod. */
121 struct nvmetcp_spe_conn_offload {                 121 struct nvmetcp_spe_conn_offload {
122         __le16 reserved;                          122         __le16 reserved;
123         __le16 conn_id;                           123         __le16 conn_id;
124         __le32 fw_cid;                            124         __le32 fw_cid;
125         struct nvmetcp_conn_offload_params nvm    125         struct nvmetcp_conn_offload_params nvmetcp;
126         struct tcp_offload_params_opt2 tcp;       126         struct tcp_offload_params_opt2 tcp;
127 };                                                127 };
128                                                   128 
129 /* NVMeTCP connection update params passed by     129 /* NVMeTCP connection update params passed by driver to FW in NVMETCP update ramrod. */
130 struct nvmetcp_conn_update_ramrod_params {        130 struct nvmetcp_conn_update_ramrod_params {
131         __le16 reserved0;                         131         __le16 reserved0;
132         __le16 conn_id;                           132         __le16 conn_id;
133         __le32 reserved1;                         133         __le32 reserved1;
134         u8 flags;                                 134         u8 flags;
135 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_HD_E    135 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_HD_EN_MASK 0x1
136 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_HD_E    136 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_HD_EN_SHIFT 0
137 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_DD_E    137 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_DD_EN_MASK 0x1
138 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_DD_E    138 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_DD_EN_SHIFT 1
139 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    139 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED0_MASK 0x1
140 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    140 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED0_SHIFT 2
141 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    141 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_MASK 0x1
142 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    142 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_DATA_SHIFT 3
143 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    143 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED2_MASK 0x1
144 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    144 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED2_SHIFT 4
145 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    145 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED3_MASK 0x1
146 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    146 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED3_SHIFT 5
147 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    147 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED4_MASK 0x1
148 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    148 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED4_SHIFT 6
149 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    149 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED5_MASK 0x1
150 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESE    150 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED5_SHIFT 7
151         u8 reserved3[3];                          151         u8 reserved3[3];
152         __le32 max_seq_size;                      152         __le32 max_seq_size;
153         __le32 max_send_pdu_length;               153         __le32 max_send_pdu_length;
154         __le32 max_recv_pdu_length;               154         __le32 max_recv_pdu_length;
155         __le32 first_seq_length;                  155         __le32 first_seq_length;
156         __le32 reserved4[5];                      156         __le32 reserved4[5];
157 };                                                157 };
158                                                   158 
159 /* NVMeTCP connection termination request */      159 /* NVMeTCP connection termination request */
160 struct nvmetcp_spe_conn_termination {             160 struct nvmetcp_spe_conn_termination {
161         __le16 reserved0;                         161         __le16 reserved0;
162         __le16 conn_id;                           162         __le16 conn_id;
163         __le32 reserved1;                         163         __le32 reserved1;
164         u8 abortive;                              164         u8 abortive;
165         u8 reserved2[7];                          165         u8 reserved2[7];
166         struct regpair reserved3;                 166         struct regpair reserved3;
167         struct regpair reserved4;                 167         struct regpair reserved4;
168 };                                                168 };
169                                                   169 
170 struct nvmetcp_dif_flags {                        170 struct nvmetcp_dif_flags {
171         u8 flags;                                 171         u8 flags;
172 };                                                172 };
173                                                   173 
174 enum nvmetcp_wqe_type {                           174 enum nvmetcp_wqe_type {
175         NVMETCP_WQE_TYPE_NORMAL,                  175         NVMETCP_WQE_TYPE_NORMAL,
176         NVMETCP_WQE_TYPE_TASK_CLEANUP,            176         NVMETCP_WQE_TYPE_TASK_CLEANUP,
177         NVMETCP_WQE_TYPE_MIDDLE_PATH,             177         NVMETCP_WQE_TYPE_MIDDLE_PATH,
178         NVMETCP_WQE_TYPE_IC,                      178         NVMETCP_WQE_TYPE_IC,
179         MAX_NVMETCP_WQE_TYPE                      179         MAX_NVMETCP_WQE_TYPE
180 };                                                180 };
181                                                   181 
182 struct nvmetcp_wqe {                              182 struct nvmetcp_wqe {
183         __le16 task_id;                           183         __le16 task_id;
184         u8 flags;                                 184         u8 flags;
185 #define NVMETCP_WQE_WQE_TYPE_MASK 0x7 /* [use     185 #define NVMETCP_WQE_WQE_TYPE_MASK 0x7 /* [use nvmetcp_wqe_type] */
186 #define NVMETCP_WQE_WQE_TYPE_SHIFT 0              186 #define NVMETCP_WQE_WQE_TYPE_SHIFT 0
187 #define NVMETCP_WQE_NUM_SGES_MASK 0xF             187 #define NVMETCP_WQE_NUM_SGES_MASK 0xF
188 #define NVMETCP_WQE_NUM_SGES_SHIFT 3              188 #define NVMETCP_WQE_NUM_SGES_SHIFT 3
189 #define NVMETCP_WQE_RESPONSE_MASK 0x1             189 #define NVMETCP_WQE_RESPONSE_MASK 0x1
190 #define NVMETCP_WQE_RESPONSE_SHIFT 7              190 #define NVMETCP_WQE_RESPONSE_SHIFT 7
191         struct nvmetcp_dif_flags prot_flags;      191         struct nvmetcp_dif_flags prot_flags;
192         __le32 contlen_cdbsize;                   192         __le32 contlen_cdbsize;
193 #define NVMETCP_WQE_CONT_LEN_MASK 0xFFFFFF        193 #define NVMETCP_WQE_CONT_LEN_MASK 0xFFFFFF
194 #define NVMETCP_WQE_CONT_LEN_SHIFT 0              194 #define NVMETCP_WQE_CONT_LEN_SHIFT 0
195 #define NVMETCP_WQE_CDB_SIZE_OR_NVMETCP_CMD_MA    195 #define NVMETCP_WQE_CDB_SIZE_OR_NVMETCP_CMD_MASK 0xFF
196 #define NVMETCP_WQE_CDB_SIZE_OR_NVMETCP_CMD_SH    196 #define NVMETCP_WQE_CDB_SIZE_OR_NVMETCP_CMD_SHIFT 24
197 };                                                197 };
198                                                   198 
199 struct nvmetcp_host_cccid_itid_entry {            199 struct nvmetcp_host_cccid_itid_entry {
200         __le16 itid;                              200         __le16 itid;
201 };                                                201 };
202                                                   202 
203 struct nvmetcp_connect_done_results {             203 struct nvmetcp_connect_done_results {
204         __le16 icid;                              204         __le16 icid;
205         __le16 conn_id;                           205         __le16 conn_id;
206         struct tcp_ulp_connect_done_params par    206         struct tcp_ulp_connect_done_params params;
207 };                                                207 };
208                                                   208 
209 struct nvmetcp_eqe_data {                         209 struct nvmetcp_eqe_data {
210         __le16 icid;                              210         __le16 icid;
211         __le16 conn_id;                           211         __le16 conn_id;
212         __le16 reserved;                          212         __le16 reserved;
213         u8 error_code;                            213         u8 error_code;
214         u8 error_pdu_opcode_reserved;             214         u8 error_pdu_opcode_reserved;
215 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_MASK    215 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_MASK 0x3F
216 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_SHIF    216 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_SHIFT  0
217 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_VALI    217 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_VALID_MASK  0x1
218 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_VALI    218 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_VALID_SHIFT  6
219 #define NVMETCP_EQE_DATA_RESERVED0_MASK 0x1       219 #define NVMETCP_EQE_DATA_RESERVED0_MASK 0x1
220 #define NVMETCP_EQE_DATA_RESERVED0_SHIFT 7        220 #define NVMETCP_EQE_DATA_RESERVED0_SHIFT 7
221 };                                                221 };
222                                                   222 
223 enum nvmetcp_task_type {                          223 enum nvmetcp_task_type {
224         NVMETCP_TASK_TYPE_HOST_WRITE,             224         NVMETCP_TASK_TYPE_HOST_WRITE,
225         NVMETCP_TASK_TYPE_HOST_READ,              225         NVMETCP_TASK_TYPE_HOST_READ,
226         NVMETCP_TASK_TYPE_INIT_CONN_REQUEST,      226         NVMETCP_TASK_TYPE_INIT_CONN_REQUEST,
227         NVMETCP_TASK_TYPE_RESERVED0,              227         NVMETCP_TASK_TYPE_RESERVED0,
228         NVMETCP_TASK_TYPE_CLEANUP,                228         NVMETCP_TASK_TYPE_CLEANUP,
229         NVMETCP_TASK_TYPE_HOST_READ_NO_CQE,       229         NVMETCP_TASK_TYPE_HOST_READ_NO_CQE,
230         MAX_NVMETCP_TASK_TYPE                     230         MAX_NVMETCP_TASK_TYPE
231 };                                                231 };
232                                                   232 
233 struct nvmetcp_db_data {                          233 struct nvmetcp_db_data {
234         u8 params;                                234         u8 params;
235 #define NVMETCP_DB_DATA_DEST_MASK 0x3 /* desti    235 #define NVMETCP_DB_DATA_DEST_MASK 0x3 /* destination of doorbell (use enum db_dest) */
236 #define NVMETCP_DB_DATA_DEST_SHIFT 0              236 #define NVMETCP_DB_DATA_DEST_SHIFT 0
237 #define NVMETCP_DB_DATA_AGG_CMD_MASK 0x3 /* ag    237 #define NVMETCP_DB_DATA_AGG_CMD_MASK 0x3 /* aggregative command to CM (use enum db_agg_cmd_sel) */
238 #define NVMETCP_DB_DATA_AGG_CMD_SHIFT 2           238 #define NVMETCP_DB_DATA_AGG_CMD_SHIFT 2
239 #define NVMETCP_DB_DATA_BYPASS_EN_MASK 0x1 /*     239 #define NVMETCP_DB_DATA_BYPASS_EN_MASK 0x1 /* enable QM bypass */
240 #define NVMETCP_DB_DATA_BYPASS_EN_SHIFT 4         240 #define NVMETCP_DB_DATA_BYPASS_EN_SHIFT 4
241 #define NVMETCP_DB_DATA_RESERVED_MASK 0x1         241 #define NVMETCP_DB_DATA_RESERVED_MASK 0x1
242 #define NVMETCP_DB_DATA_RESERVED_SHIFT 5          242 #define NVMETCP_DB_DATA_RESERVED_SHIFT 5
243 #define NVMETCP_DB_DATA_AGG_VAL_SEL_MASK 0x3 /    243 #define NVMETCP_DB_DATA_AGG_VAL_SEL_MASK 0x3 /* aggregative value selection */
244 #define NVMETCP_DB_DATA_AGG_VAL_SEL_SHIFT 6       244 #define NVMETCP_DB_DATA_AGG_VAL_SEL_SHIFT 6
245         u8 agg_flags; /* bit for every DQ coun    245         u8 agg_flags; /* bit for every DQ counter flags in CM context that DQ can increment */
246         __le16 sq_prod;                           246         __le16 sq_prod;
247 };                                                247 };
248                                                   248 
249 struct nvmetcp_fw_nvmf_cqe {                      249 struct nvmetcp_fw_nvmf_cqe {
250         __le32 reserved[4];                       250         __le32 reserved[4];
251 };                                                251 };
252                                                   252 
253 struct nvmetcp_icresp_mdata {                     253 struct nvmetcp_icresp_mdata {
254         u8  digest;                               254         u8  digest;
255         u8  cpda;                                 255         u8  cpda;
256         __le16  pfv;                              256         __le16  pfv;
257         __le32 maxdata;                           257         __le32 maxdata;
258         __le16 rsvd[4];                           258         __le16 rsvd[4];
259 };                                                259 };
260                                                   260 
261 union nvmetcp_fw_cqe_data {                       261 union nvmetcp_fw_cqe_data {
262         struct nvmetcp_fw_nvmf_cqe nvme_cqe;      262         struct nvmetcp_fw_nvmf_cqe nvme_cqe;
263         struct nvmetcp_icresp_mdata icresp_mda    263         struct nvmetcp_icresp_mdata icresp_mdata;
264 };                                                264 };
265                                                   265 
266 struct nvmetcp_fw_cqe {                           266 struct nvmetcp_fw_cqe {
267         __le16 conn_id;                           267         __le16 conn_id;
268         u8 cqe_type;                              268         u8 cqe_type;
269         u8 cqe_error_status_bits;                 269         u8 cqe_error_status_bits;
270 #define CQE_ERROR_BITMAP_DIF_ERR_BITS_MASK 0x7    270 #define CQE_ERROR_BITMAP_DIF_ERR_BITS_MASK 0x7
271 #define CQE_ERROR_BITMAP_DIF_ERR_BITS_SHIFT 0     271 #define CQE_ERROR_BITMAP_DIF_ERR_BITS_SHIFT 0
272 #define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_MASK     272 #define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_MASK 0x1
273 #define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_SHIFT    273 #define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_SHIFT 3
274 #define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_M    274 #define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_MASK 0x1
275 #define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_S    275 #define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_SHIFT 4
276         __le16 itid;                              276         __le16 itid;
277         u8 task_type;                             277         u8 task_type;
278         u8 fw_dbg_field;                          278         u8 fw_dbg_field;
279         u8 caused_conn_err;                       279         u8 caused_conn_err;
280         u8 reserved0[3];                          280         u8 reserved0[3];
281         __le32 reserved1;                         281         __le32 reserved1;
282         union nvmetcp_fw_cqe_data cqe_data;       282         union nvmetcp_fw_cqe_data cqe_data;
283         struct regpair task_opaque;               283         struct regpair task_opaque;
284         __le32 reserved[6];                       284         __le32 reserved[6];
285 };                                                285 };
286                                                   286 
287 enum nvmetcp_fw_cqes_type {                       287 enum nvmetcp_fw_cqes_type {
288         NVMETCP_FW_CQE_TYPE_NORMAL = 1,           288         NVMETCP_FW_CQE_TYPE_NORMAL = 1,
289         NVMETCP_FW_CQE_TYPE_RESERVED0,            289         NVMETCP_FW_CQE_TYPE_RESERVED0,
290         NVMETCP_FW_CQE_TYPE_RESERVED1,            290         NVMETCP_FW_CQE_TYPE_RESERVED1,
291         NVMETCP_FW_CQE_TYPE_CLEANUP,              291         NVMETCP_FW_CQE_TYPE_CLEANUP,
292         NVMETCP_FW_CQE_TYPE_DUMMY,                292         NVMETCP_FW_CQE_TYPE_DUMMY,
293         MAX_NVMETCP_FW_CQES_TYPE                  293         MAX_NVMETCP_FW_CQES_TYPE
294 };                                                294 };
295                                                   295 
296 struct ystorm_nvmetcp_task_state {                296 struct ystorm_nvmetcp_task_state {
297         struct scsi_cached_sges data_desc;        297         struct scsi_cached_sges data_desc;
298         struct scsi_sgl_params sgl_params;        298         struct scsi_sgl_params sgl_params;
299         __le32 resrved0;                          299         __le32 resrved0;
300         __le32 buffer_offset;                     300         __le32 buffer_offset;
301         __le16 cccid;                             301         __le16 cccid;
302         struct nvmetcp_dif_flags dif_flags;       302         struct nvmetcp_dif_flags dif_flags;
303         u8 flags;                                 303         u8 flags;
304 #define YSTORM_NVMETCP_TASK_STATE_LOCAL_COMP_M    304 #define YSTORM_NVMETCP_TASK_STATE_LOCAL_COMP_MASK 0x1
305 #define YSTORM_NVMETCP_TASK_STATE_LOCAL_COMP_S    305 #define YSTORM_NVMETCP_TASK_STATE_LOCAL_COMP_SHIFT 0
306 #define YSTORM_NVMETCP_TASK_STATE_SLOW_IO_MASK    306 #define YSTORM_NVMETCP_TASK_STATE_SLOW_IO_MASK 0x1
307 #define YSTORM_NVMETCP_TASK_STATE_SLOW_IO_SHIF    307 #define YSTORM_NVMETCP_TASK_STATE_SLOW_IO_SHIFT 1
308 #define YSTORM_NVMETCP_TASK_STATE_SET_DIF_OFFS    308 #define YSTORM_NVMETCP_TASK_STATE_SET_DIF_OFFSET_MASK 0x1
309 #define YSTORM_NVMETCP_TASK_STATE_SET_DIF_OFFS    309 #define YSTORM_NVMETCP_TASK_STATE_SET_DIF_OFFSET_SHIFT 2
310 #define YSTORM_NVMETCP_TASK_STATE_SEND_W_RSP_M    310 #define YSTORM_NVMETCP_TASK_STATE_SEND_W_RSP_MASK 0x1
311 #define YSTORM_NVMETCP_TASK_STATE_SEND_W_RSP_S    311 #define YSTORM_NVMETCP_TASK_STATE_SEND_W_RSP_SHIFT 3
312 };                                                312 };
313                                                   313 
314 struct ystorm_nvmetcp_task_rxmit_opt {            314 struct ystorm_nvmetcp_task_rxmit_opt {
315         __le32 reserved[4];                       315         __le32 reserved[4];
316 };                                                316 };
317                                                   317 
318 struct nvmetcp_task_hdr {                         318 struct nvmetcp_task_hdr {
319         __le32 reg[18];                           319         __le32 reg[18];
320 };                                                320 };
321                                                   321 
322 struct nvmetcp_task_hdr_aligned {                 322 struct nvmetcp_task_hdr_aligned {
323         struct nvmetcp_task_hdr task_hdr;         323         struct nvmetcp_task_hdr task_hdr;
324         __le32 reserved[2];     /* HSI_COMMENT    324         __le32 reserved[2];     /* HSI_COMMENT: Align to QREG */
325 };                                                325 };
326                                                   326 
327 struct e5_tdif_task_context {                     327 struct e5_tdif_task_context {
328         __le32 reserved[16];                      328         __le32 reserved[16];
329 };                                                329 };
330                                                   330 
331 struct e5_rdif_task_context {                     331 struct e5_rdif_task_context {
332         __le32 reserved[12];                      332         __le32 reserved[12];
333 };                                                333 };
334                                                   334 
335 struct ystorm_nvmetcp_task_st_ctx {               335 struct ystorm_nvmetcp_task_st_ctx {
336         struct ystorm_nvmetcp_task_state state    336         struct ystorm_nvmetcp_task_state state;
337         struct ystorm_nvmetcp_task_rxmit_opt r    337         struct ystorm_nvmetcp_task_rxmit_opt rxmit_opt;
338         struct nvmetcp_task_hdr_aligned pdu_hd    338         struct nvmetcp_task_hdr_aligned pdu_hdr;
339 };                                                339 };
340                                                   340 
341 struct mstorm_nvmetcp_task_st_ctx {               341 struct mstorm_nvmetcp_task_st_ctx {
342         struct scsi_cached_sges data_desc;        342         struct scsi_cached_sges data_desc;
343         struct scsi_sgl_params sgl_params;        343         struct scsi_sgl_params sgl_params;
344         __le32 rem_task_size;                     344         __le32 rem_task_size;
345         __le32 data_buffer_offset;                345         __le32 data_buffer_offset;
346         u8 task_type;                             346         u8 task_type;
347         struct nvmetcp_dif_flags dif_flags;       347         struct nvmetcp_dif_flags dif_flags;
348         __le16 dif_task_icid;                     348         __le16 dif_task_icid;
349         struct regpair reserved0;                 349         struct regpair reserved0;
350         __le32 expected_itt;                      350         __le32 expected_itt;
351         __le32 reserved1;                         351         __le32 reserved1;
352 };                                                352 };
353                                                   353 
354 struct ustorm_nvmetcp_task_st_ctx {               354 struct ustorm_nvmetcp_task_st_ctx {
355         __le32 rem_rcv_len;                       355         __le32 rem_rcv_len;
356         __le32 exp_data_transfer_len;             356         __le32 exp_data_transfer_len;
357         __le32 exp_data_sn;                       357         __le32 exp_data_sn;
358         struct regpair reserved0;                 358         struct regpair reserved0;
359         __le32 reg1_map;                          359         __le32 reg1_map;
360 #define REG1_NUM_SGES_MASK 0xF                    360 #define REG1_NUM_SGES_MASK 0xF
361 #define REG1_NUM_SGES_SHIFT 0                     361 #define REG1_NUM_SGES_SHIFT 0
362 #define REG1_RESERVED1_MASK 0xFFFFFFF             362 #define REG1_RESERVED1_MASK 0xFFFFFFF
363 #define REG1_RESERVED1_SHIFT 4                    363 #define REG1_RESERVED1_SHIFT 4
364         u8 flags2;                                364         u8 flags2;
365 #define USTORM_NVMETCP_TASK_ST_CTX_AHS_EXIST_M    365 #define USTORM_NVMETCP_TASK_ST_CTX_AHS_EXIST_MASK 0x1
366 #define USTORM_NVMETCP_TASK_ST_CTX_AHS_EXIST_S    366 #define USTORM_NVMETCP_TASK_ST_CTX_AHS_EXIST_SHIFT 0
367 #define USTORM_NVMETCP_TASK_ST_CTX_RESERVED1_M    367 #define USTORM_NVMETCP_TASK_ST_CTX_RESERVED1_MASK 0x7F
368 #define USTORM_NVMETCP_TASK_ST_CTX_RESERVED1_S    368 #define USTORM_NVMETCP_TASK_ST_CTX_RESERVED1_SHIFT 1
369         struct nvmetcp_dif_flags dif_flags;       369         struct nvmetcp_dif_flags dif_flags;
370         __le16 reserved3;                         370         __le16 reserved3;
371         __le16 tqe_opaque[2];                     371         __le16 tqe_opaque[2];
372         __le32 reserved5;                         372         __le32 reserved5;
373         __le32 nvme_tcp_opaque_lo;                373         __le32 nvme_tcp_opaque_lo;
374         __le32 nvme_tcp_opaque_hi;                374         __le32 nvme_tcp_opaque_hi;
375         u8 task_type;                             375         u8 task_type;
376         u8 error_flags;                           376         u8 error_flags;
377 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_DIGEST    377 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_DIGEST_ERROR_MASK 0x1
378 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_DIGEST    378 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_DIGEST_ERROR_SHIFT 0
379 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_TRUNCA    379 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_TRUNCATED_ERROR_MASK 0x1
380 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_TRUNCA    380 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_TRUNCATED_ERROR_SHIFT 1
381 #define USTORM_NVMETCP_TASK_ST_CTX_UNDER_RUN_E    381 #define USTORM_NVMETCP_TASK_ST_CTX_UNDER_RUN_ERROR_MASK 0x1
382 #define USTORM_NVMETCP_TASK_ST_CTX_UNDER_RUN_E    382 #define USTORM_NVMETCP_TASK_ST_CTX_UNDER_RUN_ERROR_SHIFT 2
383 #define USTORM_NVMETCP_TASK_ST_CTX_NVME_TCP_MA    383 #define USTORM_NVMETCP_TASK_ST_CTX_NVME_TCP_MASK 0x1
384 #define USTORM_NVMETCP_TASK_ST_CTX_NVME_TCP_SH    384 #define USTORM_NVMETCP_TASK_ST_CTX_NVME_TCP_SHIFT 3
385         u8 flags;                                 385         u8 flags;
386 #define USTORM_NVMETCP_TASK_ST_CTX_CQE_WRITE_M    386 #define USTORM_NVMETCP_TASK_ST_CTX_CQE_WRITE_MASK 0x3
387 #define USTORM_NVMETCP_TASK_ST_CTX_CQE_WRITE_S    387 #define USTORM_NVMETCP_TASK_ST_CTX_CQE_WRITE_SHIFT 0
388 #define USTORM_NVMETCP_TASK_ST_CTX_LOCAL_COMP_    388 #define USTORM_NVMETCP_TASK_ST_CTX_LOCAL_COMP_MASK 0x1
389 #define USTORM_NVMETCP_TASK_ST_CTX_LOCAL_COMP_    389 #define USTORM_NVMETCP_TASK_ST_CTX_LOCAL_COMP_SHIFT 2
390 #define USTORM_NVMETCP_TASK_ST_CTX_Q0_R2TQE_WR    390 #define USTORM_NVMETCP_TASK_ST_CTX_Q0_R2TQE_WRITE_MASK 0x1
391 #define USTORM_NVMETCP_TASK_ST_CTX_Q0_R2TQE_WR    391 #define USTORM_NVMETCP_TASK_ST_CTX_Q0_R2TQE_WRITE_SHIFT 3
392 #define USTORM_NVMETCP_TASK_ST_CTX_TOTAL_DATA_    392 #define USTORM_NVMETCP_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_MASK 0x1
393 #define USTORM_NVMETCP_TASK_ST_CTX_TOTAL_DATA_    393 #define USTORM_NVMETCP_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_SHIFT 4
394 #define USTORM_NVMETCP_TASK_ST_CTX_HQ_SCANNED_    394 #define USTORM_NVMETCP_TASK_ST_CTX_HQ_SCANNED_DONE_MASK 0x1
395 #define USTORM_NVMETCP_TASK_ST_CTX_HQ_SCANNED_    395 #define USTORM_NVMETCP_TASK_ST_CTX_HQ_SCANNED_DONE_SHIFT 5
396 #define USTORM_NVMETCP_TASK_ST_CTX_R2T2RECV_DO    396 #define USTORM_NVMETCP_TASK_ST_CTX_R2T2RECV_DONE_MASK 0x1
397 #define USTORM_NVMETCP_TASK_ST_CTX_R2T2RECV_DO    397 #define USTORM_NVMETCP_TASK_ST_CTX_R2T2RECV_DONE_SHIFT 6
398         u8 cq_rss_number;                         398         u8 cq_rss_number;
399 };                                                399 };
400                                                   400 
401 struct e5_ystorm_nvmetcp_task_ag_ctx {            401 struct e5_ystorm_nvmetcp_task_ag_ctx {
402         u8 reserved /* cdu_validation */;         402         u8 reserved /* cdu_validation */;
403         u8 byte1 /* state_and_core_id */;         403         u8 byte1 /* state_and_core_id */;
404         __le16 word0 /* icid */;                  404         __le16 word0 /* icid */;
405         u8 flags0;                                405         u8 flags0;
406         u8 flags1;                                406         u8 flags1;
407         u8 flags2;                                407         u8 flags2;
408         u8 flags3;                                408         u8 flags3;
409         __le32 TTT;                               409         __le32 TTT;
410         u8 byte2;                                 410         u8 byte2;
411         u8 byte3;                                 411         u8 byte3;
412         u8 byte4;                                 412         u8 byte4;
413         u8 reserved7;                             413         u8 reserved7;
414 };                                                414 };
415                                                   415 
416 struct e5_mstorm_nvmetcp_task_ag_ctx {            416 struct e5_mstorm_nvmetcp_task_ag_ctx {
417         u8 cdu_validation;                        417         u8 cdu_validation;
418         u8 byte1;                                 418         u8 byte1;
419         __le16 task_cid;                          419         __le16 task_cid;
420         u8 flags0;                                420         u8 flags0;
421 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONNECTI    421 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF
422 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONNECTI    422 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0
423 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_EXIST_IN    423 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1
424 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_EXIST_IN    424 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4
425 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONN_CLE    425 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_MASK 0x1
426 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONN_CLE    426 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_SHIFT 5
427 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_VALID_MA    427 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_VALID_MASK 0x1
428 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_VALID_SH    428 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_VALID_SHIFT 6
429 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLE    429 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_FLAG_MASK 0x1
430 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLE    430 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_FLAG_SHIFT 7
431         u8 flags1;                                431         u8 flags1;
432 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLE    432 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_CF_MASK 0x3
433 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLE    433 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_CF_SHIFT 0
434 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1_MASK    434 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1_MASK 0x3
435 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1_SHIF    435 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1_SHIFT 2
436 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF2_MASK    436 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF2_MASK 0x3
437 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF2_SHIF    437 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF2_SHIFT 4
438 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLE    438 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_CF_EN_MASK 0x1
439 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLE    439 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_CF_EN_SHIFT 6
440 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1EN_MA    440 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1EN_MASK 0x1
441 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1EN_SH    441 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1EN_SHIFT 7
442         u8 flags2;                                442         u8 flags2;
443         u8 flags3;                                443         u8 flags3;
444         __le32 reg0;                              444         __le32 reg0;
445         u8 byte2;                                 445         u8 byte2;
446         u8 byte3;                                 446         u8 byte3;
447         u8 byte4;                                 447         u8 byte4;
448         u8 reserved7;                             448         u8 reserved7;
449 };                                                449 };
450                                                   450 
451 struct e5_ustorm_nvmetcp_task_ag_ctx {            451 struct e5_ustorm_nvmetcp_task_ag_ctx {
452         u8 reserved;                              452         u8 reserved;
453         u8 state_and_core_id;                     453         u8 state_and_core_id;
454         __le16 icid;                              454         __le16 icid;
455         u8 flags0;                                455         u8 flags0;
456 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONNECTI    456 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF
457 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONNECTI    457 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0
458 #define E5_USTORM_NVMETCP_TASK_AG_CTX_EXIST_IN    458 #define E5_USTORM_NVMETCP_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1
459 #define E5_USTORM_NVMETCP_TASK_AG_CTX_EXIST_IN    459 #define E5_USTORM_NVMETCP_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4
460 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONN_CLE    460 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_MASK 0x1
461 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONN_CLE    461 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_SHIFT 5
462 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANN    462 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANNED_CF_MASK 0x3
463 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANN    463 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANNED_CF_SHIFT 6
464         u8 flags1;                                464         u8 flags1;
465 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED    465 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED1_MASK 0x3
466 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED    466 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED1_SHIFT 0
467 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV    467 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV_MASK 0x3
468 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV    468 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV_SHIFT 2
469 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3_MASK    469 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3_MASK 0x3
470 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3_SHIF    470 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3_SHIFT 4
471 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERRO    471 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_CF_MASK 0x3
472 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERRO    472 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_CF_SHIFT 6
473         u8 flags2;                                473         u8 flags2;
474 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANN    474 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANNED_CF_EN_MASK 0x1
475 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANN    475 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANNED_CF_EN_SHIFT 0
476 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DISABLE_    476 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DISABLE_DATA_ACKED_MASK 0x1
477 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DISABLE_    477 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DISABLE_DATA_ACKED_SHIFT 1
478 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV    478 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV_EN_MASK 0x1
479 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV    479 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV_EN_SHIFT 2
480 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3EN_MA    480 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3EN_MASK 0x1
481 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3EN_SH    481 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3EN_SHIFT 3
482 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERRO    482 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_CF_EN_MASK 0x1
483 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERRO    483 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_CF_EN_SHIFT 4
484 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_DATA    484 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_MASK 0x1
485 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_DATA    485 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_SHIFT 5
486 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RULE1EN_    486 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RULE1EN_MASK 0x1
487 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RULE1EN_    487 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RULE1EN_SHIFT 6
488 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_CONT    488 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_MASK 0x1
489 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_CONT    489 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_SHIFT 7
490         u8 flags3;                                490         u8 flags3;
491         u8 flags4;                                491         u8 flags4;
492 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED    492 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED5_MASK 0x3
493 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED    493 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED5_SHIFT 0
494 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED    494 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED6_MASK 0x1
495 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED    495 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED6_SHIFT 2
496 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED    496 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED7_MASK 0x1
497 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED    497 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED7_SHIFT 3
498 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERRO    498 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_TYPE_MASK 0xF
499 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERRO    499 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_TYPE_SHIFT 4
500         u8 byte2;                                 500         u8 byte2;
501         u8 byte3;                                 501         u8 byte3;
502         u8 reserved8;                             502         u8 reserved8;
503         __le32 dif_err_intervals;                 503         __le32 dif_err_intervals;
504         __le32 dif_error_1st_interval;            504         __le32 dif_error_1st_interval;
505         __le32 rcv_cont_len;                      505         __le32 rcv_cont_len;
506         __le32 exp_cont_len;                      506         __le32 exp_cont_len;
507         __le32 total_data_acked;                  507         __le32 total_data_acked;
508         __le32 exp_data_acked;                    508         __le32 exp_data_acked;
509         __le16 word1;                             509         __le16 word1;
510         __le16 next_tid;                          510         __le16 next_tid;
511         __le32 hdr_residual_count;                511         __le32 hdr_residual_count;
512         __le32 exp_r2t_sn;                        512         __le32 exp_r2t_sn;
513 };                                                513 };
514                                                   514 
515 struct e5_nvmetcp_task_context {                  515 struct e5_nvmetcp_task_context {
516         struct ystorm_nvmetcp_task_st_ctx ysto    516         struct ystorm_nvmetcp_task_st_ctx ystorm_st_context;
517         struct e5_ystorm_nvmetcp_task_ag_ctx y    517         struct e5_ystorm_nvmetcp_task_ag_ctx ystorm_ag_context;
518         struct regpair ystorm_ag_padding[2];      518         struct regpair ystorm_ag_padding[2];
519         struct e5_tdif_task_context tdif_conte    519         struct e5_tdif_task_context tdif_context;
520         struct e5_mstorm_nvmetcp_task_ag_ctx m    520         struct e5_mstorm_nvmetcp_task_ag_ctx mstorm_ag_context;
521         struct regpair mstorm_ag_padding[2];      521         struct regpair mstorm_ag_padding[2];
522         struct e5_ustorm_nvmetcp_task_ag_ctx u    522         struct e5_ustorm_nvmetcp_task_ag_ctx ustorm_ag_context;
523         struct regpair ustorm_ag_padding[2];      523         struct regpair ustorm_ag_padding[2];
524         struct mstorm_nvmetcp_task_st_ctx msto    524         struct mstorm_nvmetcp_task_st_ctx mstorm_st_context;
525         struct regpair mstorm_st_padding[2];      525         struct regpair mstorm_st_padding[2];
526         struct ustorm_nvmetcp_task_st_ctx usto    526         struct ustorm_nvmetcp_task_st_ctx ustorm_st_context;
527         struct regpair ustorm_st_padding[2];      527         struct regpair ustorm_st_padding[2];
528         struct e5_rdif_task_context rdif_conte    528         struct e5_rdif_task_context rdif_context;
529 };                                                529 };
530                                                   530 
531 #endif /* __NVMETCP_COMMON__*/                    531 #endif /* __NVMETCP_COMMON__*/
532                                                   532 

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