1 /*
2  * This file is part of the Chelsio T4 Ethernet driver for Linux.
3  *
4  * Copyright (c) 2003-2014 Chelsio Communications, Inc. All rights reserved.
5  *
6  * This software is available to you under a choice of one of two
7  * licenses.  You may choose to be licensed under the terms of the GNU
8  * General Public License (GPL) Version 2, available from the file
9  * COPYING in the main directory of this source tree, or the
10  * OpenIB.org BSD license below:
11  *
12  *     Redistribution and use in source and binary forms, with or
13  *     without modification, are permitted provided that the following
14  *     conditions are met:
15  *
16  *      - Redistributions of source code must retain the above
17  *        copyright notice, this list of conditions and the following
18  *        disclaimer.
19  *
20  *      - Redistributions in binary form must reproduce the above
21  *        copyright notice, this list of conditions and the following
22  *        disclaimer in the documentation and/or other materials
23  *        provided with the distribution.
24  *
25  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32  * SOFTWARE.
33  */
34 
35 #ifndef __T4_MSG_H
36 #define __T4_MSG_H
37 
38 #include <linux/types.h>
39 
40 enum {
41 	CPL_PASS_OPEN_REQ     = 0x1,
42 	CPL_PASS_ACCEPT_RPL   = 0x2,
43 	CPL_ACT_OPEN_REQ      = 0x3,
44 	CPL_SET_TCB_FIELD     = 0x5,
45 	CPL_GET_TCB           = 0x6,
46 	CPL_CLOSE_CON_REQ     = 0x8,
47 	CPL_CLOSE_LISTSRV_REQ = 0x9,
48 	CPL_ABORT_REQ         = 0xA,
49 	CPL_ABORT_RPL         = 0xB,
50 	CPL_RX_DATA_ACK       = 0xD,
51 	CPL_TX_PKT            = 0xE,
52 	CPL_L2T_WRITE_REQ     = 0x12,
53 	CPL_TID_RELEASE       = 0x1A,
54 	CPL_TX_DATA_ISO	      = 0x1F,
55 
56 	CPL_CLOSE_LISTSRV_RPL = 0x20,
57 	CPL_L2T_WRITE_RPL     = 0x23,
58 	CPL_PASS_OPEN_RPL     = 0x24,
59 	CPL_ACT_OPEN_RPL      = 0x25,
60 	CPL_PEER_CLOSE        = 0x26,
61 	CPL_ABORT_REQ_RSS     = 0x2B,
62 	CPL_ABORT_RPL_RSS     = 0x2D,
63 
64 	CPL_CLOSE_CON_RPL     = 0x32,
65 	CPL_ISCSI_HDR         = 0x33,
66 	CPL_RDMA_CQE          = 0x35,
67 	CPL_RDMA_CQE_READ_RSP = 0x36,
68 	CPL_RDMA_CQE_ERR      = 0x37,
69 	CPL_RX_DATA           = 0x39,
70 	CPL_SET_TCB_RPL       = 0x3A,
71 	CPL_RX_PKT            = 0x3B,
72 	CPL_RX_DDP_COMPLETE   = 0x3F,
73 
74 	CPL_ACT_ESTABLISH     = 0x40,
75 	CPL_PASS_ESTABLISH    = 0x41,
76 	CPL_RX_DATA_DDP       = 0x42,
77 	CPL_PASS_ACCEPT_REQ   = 0x44,
78 	CPL_TRACE_PKT_T5      = 0x48,
79 	CPL_RX_ISCSI_DDP      = 0x49,
80 
81 	CPL_RDMA_READ_REQ     = 0x60,
82 
83 	CPL_PASS_OPEN_REQ6    = 0x81,
84 	CPL_ACT_OPEN_REQ6     = 0x83,
85 
86 	CPL_RDMA_TERMINATE    = 0xA2,
87 	CPL_RDMA_WRITE        = 0xA4,
88 	CPL_SGE_EGR_UPDATE    = 0xA5,
89 
90 	CPL_TRACE_PKT         = 0xB0,
91 	CPL_ISCSI_DATA	      = 0xB2,
92 
93 	CPL_FW4_MSG           = 0xC0,
94 	CPL_FW4_PLD           = 0xC1,
95 	CPL_FW4_ACK           = 0xC3,
96 
97 	CPL_FW6_MSG           = 0xE0,
98 	CPL_FW6_PLD           = 0xE1,
99 	CPL_TX_PKT_LSO        = 0xED,
100 	CPL_TX_PKT_XT         = 0xEE,
101 
102 	NUM_CPL_CMDS
103 };
104 
105 enum CPL_error {
106 	CPL_ERR_NONE               = 0,
107 	CPL_ERR_TCAM_PARITY        = 1,
108 	CPL_ERR_TCAM_MISS          = 2,
109 	CPL_ERR_TCAM_FULL          = 3,
110 	CPL_ERR_BAD_LENGTH         = 15,
111 	CPL_ERR_BAD_ROUTE          = 18,
112 	CPL_ERR_CONN_RESET         = 20,
113 	CPL_ERR_CONN_EXIST_SYNRECV = 21,
114 	CPL_ERR_CONN_EXIST         = 22,
115 	CPL_ERR_ARP_MISS           = 23,
116 	CPL_ERR_BAD_SYN            = 24,
117 	CPL_ERR_CONN_TIMEDOUT      = 30,
118 	CPL_ERR_XMIT_TIMEDOUT      = 31,
119 	CPL_ERR_PERSIST_TIMEDOUT   = 32,
120 	CPL_ERR_FINWAIT2_TIMEDOUT  = 33,
121 	CPL_ERR_KEEPALIVE_TIMEDOUT = 34,
122 	CPL_ERR_RTX_NEG_ADVICE     = 35,
123 	CPL_ERR_PERSIST_NEG_ADVICE = 36,
124 	CPL_ERR_KEEPALV_NEG_ADVICE = 37,
125 	CPL_ERR_ABORT_FAILED       = 42,
126 	CPL_ERR_IWARP_FLM          = 50,
127 };
128 
129 enum {
130 	CPL_CONN_POLICY_AUTO = 0,
131 	CPL_CONN_POLICY_ASK  = 1,
132 	CPL_CONN_POLICY_FILTER = 2,
133 	CPL_CONN_POLICY_DENY = 3
134 };
135 
136 enum {
137 	ULP_MODE_NONE          = 0,
138 	ULP_MODE_ISCSI         = 2,
139 	ULP_MODE_RDMA          = 4,
140 	ULP_MODE_TCPDDP	       = 5,
141 	ULP_MODE_FCOE          = 6,
142 };
143 
144 enum {
145 	ULP_CRC_HEADER = 1 << 0,
146 	ULP_CRC_DATA   = 1 << 1
147 };
148 
149 enum {
150 	CPL_ABORT_SEND_RST = 0,
151 	CPL_ABORT_NO_RST,
152 };
153 
154 enum {                     /* TX_PKT_XT checksum types */
155 	TX_CSUM_TCP    = 0,
156 	TX_CSUM_UDP    = 1,
157 	TX_CSUM_CRC16  = 4,
158 	TX_CSUM_CRC32  = 5,
159 	TX_CSUM_CRC32C = 6,
160 	TX_CSUM_FCOE   = 7,
161 	TX_CSUM_TCPIP  = 8,
162 	TX_CSUM_UDPIP  = 9,
163 	TX_CSUM_TCPIP6 = 10,
164 	TX_CSUM_UDPIP6 = 11,
165 	TX_CSUM_IP     = 12,
166 };
167 
168 union opcode_tid {
169 	__be32 opcode_tid;
170 	u8 opcode;
171 };
172 
173 #define CPL_OPCODE_S    24
174 #define CPL_OPCODE_V(x) ((x) << CPL_OPCODE_S)
175 #define CPL_OPCODE_G(x) (((x) >> CPL_OPCODE_S) & 0xFF)
176 #define TID_G(x)    ((x) & 0xFFFFFF)
177 
178 /* tid is assumed to be 24-bits */
179 #define MK_OPCODE_TID(opcode, tid) (CPL_OPCODE_V(opcode) | (tid))
180 
181 #define OPCODE_TID(cmd) ((cmd)->ot.opcode_tid)
182 
183 /* extract the TID from a CPL command */
184 #define GET_TID(cmd) (TID_G(be32_to_cpu(OPCODE_TID(cmd))))
185 
186 /* partitioning of TID fields that also carry a queue id */
187 #define TID_TID_S    0
188 #define TID_TID_M    0x3fff
189 #define TID_TID_G(x) (((x) >> TID_TID_S) & TID_TID_M)
190 
191 #define TID_QID_S    14
192 #define TID_QID_M    0x3ff
193 #define TID_QID_V(x) ((x) << TID_QID_S)
194 #define TID_QID_G(x) (((x) >> TID_QID_S) & TID_QID_M)
195 
196 struct rss_header {
197 	u8 opcode;
198 #if defined(__LITTLE_ENDIAN_BITFIELD)
199 	u8 channel:2;
200 	u8 filter_hit:1;
201 	u8 filter_tid:1;
202 	u8 hash_type:2;
203 	u8 ipv6:1;
204 	u8 send2fw:1;
205 #else
206 	u8 send2fw:1;
207 	u8 ipv6:1;
208 	u8 hash_type:2;
209 	u8 filter_tid:1;
210 	u8 filter_hit:1;
211 	u8 channel:2;
212 #endif
213 	__be16 qid;
214 	__be32 hash_val;
215 };
216 
217 struct work_request_hdr {
218 	__be32 wr_hi;
219 	__be32 wr_mid;
220 	__be64 wr_lo;
221 };
222 
223 /* wr_hi fields */
224 #define WR_OP_S    24
225 #define WR_OP_V(x) ((__u64)(x) << WR_OP_S)
226 
227 #define WR_HDR struct work_request_hdr wr
228 
229 /* option 0 fields */
230 #define TX_CHAN_S    2
231 #define TX_CHAN_V(x) ((x) << TX_CHAN_S)
232 
233 #define ULP_MODE_S    8
234 #define ULP_MODE_V(x) ((x) << ULP_MODE_S)
235 
236 #define RCV_BUFSIZ_S    12
237 #define RCV_BUFSIZ_M    0x3FFU
238 #define RCV_BUFSIZ_V(x) ((x) << RCV_BUFSIZ_S)
239 
240 #define SMAC_SEL_S    28
241 #define SMAC_SEL_V(x) ((__u64)(x) << SMAC_SEL_S)
242 
243 #define L2T_IDX_S    36
244 #define L2T_IDX_V(x) ((__u64)(x) << L2T_IDX_S)
245 
246 #define WND_SCALE_S    50
247 #define WND_SCALE_V(x) ((__u64)(x) << WND_SCALE_S)
248 
249 #define KEEP_ALIVE_S    54
250 #define KEEP_ALIVE_V(x) ((__u64)(x) << KEEP_ALIVE_S)
251 #define KEEP_ALIVE_F    KEEP_ALIVE_V(1ULL)
252 
253 #define MSS_IDX_S    60
254 #define MSS_IDX_M    0xF
255 #define MSS_IDX_V(x) ((__u64)(x) << MSS_IDX_S)
256 #define MSS_IDX_G(x) (((x) >> MSS_IDX_S) & MSS_IDX_M)
257 
258 /* option 2 fields */
259 #define RSS_QUEUE_S    0
260 #define RSS_QUEUE_M    0x3FF
261 #define RSS_QUEUE_V(x) ((x) << RSS_QUEUE_S)
262 #define RSS_QUEUE_G(x) (((x) >> RSS_QUEUE_S) & RSS_QUEUE_M)
263 
264 #define RSS_QUEUE_VALID_S    10
265 #define RSS_QUEUE_VALID_V(x) ((x) << RSS_QUEUE_VALID_S)
266 #define RSS_QUEUE_VALID_F    RSS_QUEUE_VALID_V(1U)
267 
268 #define RX_FC_DISABLE_S    20
269 #define RX_FC_DISABLE_V(x) ((x) << RX_FC_DISABLE_S)
270 #define RX_FC_DISABLE_F    RX_FC_DISABLE_V(1U)
271 
272 #define RX_FC_VALID_S    22
273 #define RX_FC_VALID_V(x) ((x) << RX_FC_VALID_S)
274 #define RX_FC_VALID_F    RX_FC_VALID_V(1U)
275 
276 #define RX_CHANNEL_S    26
277 #define RX_CHANNEL_V(x) ((x) << RX_CHANNEL_S)
278 
279 #define WND_SCALE_EN_S    28
280 #define WND_SCALE_EN_V(x) ((x) << WND_SCALE_EN_S)
281 #define WND_SCALE_EN_F    WND_SCALE_EN_V(1U)
282 
283 #define T5_OPT_2_VALID_S    31
284 #define T5_OPT_2_VALID_V(x) ((x) << T5_OPT_2_VALID_S)
285 #define T5_OPT_2_VALID_F    T5_OPT_2_VALID_V(1U)
286 
287 struct cpl_pass_open_req {
288 	WR_HDR;
289 	union opcode_tid ot;
290 	__be16 local_port;
291 	__be16 peer_port;
292 	__be32 local_ip;
293 	__be32 peer_ip;
294 	__be64 opt0;
295 	__be64 opt1;
296 };
297 
298 /* option 0 fields */
299 #define NO_CONG_S    4
300 #define NO_CONG_V(x) ((x) << NO_CONG_S)
301 #define NO_CONG_F    NO_CONG_V(1U)
302 
303 #define DELACK_S    5
304 #define DELACK_V(x) ((x) << DELACK_S)
305 #define DELACK_F    DELACK_V(1U)
306 
307 #define DSCP_S    22
308 #define DSCP_M    0x3F
309 #define DSCP_V(x) ((x) << DSCP_S)
310 #define DSCP_G(x) (((x) >> DSCP_S) & DSCP_M)
311 
312 #define TCAM_BYPASS_S    48
313 #define TCAM_BYPASS_V(x) ((__u64)(x) << TCAM_BYPASS_S)
314 #define TCAM_BYPASS_F    TCAM_BYPASS_V(1ULL)
315 
316 #define NAGLE_S    49
317 #define NAGLE_V(x) ((__u64)(x) << NAGLE_S)
318 #define NAGLE_F    NAGLE_V(1ULL)
319 
320 /* option 1 fields */
321 #define SYN_RSS_ENABLE_S    0
322 #define SYN_RSS_ENABLE_V(x) ((x) << SYN_RSS_ENABLE_S)
323 #define SYN_RSS_ENABLE_F    SYN_RSS_ENABLE_V(1U)
324 
325 #define SYN_RSS_QUEUE_S    2
326 #define SYN_RSS_QUEUE_V(x) ((x) << SYN_RSS_QUEUE_S)
327 
328 #define CONN_POLICY_S    22
329 #define CONN_POLICY_V(x) ((x) << CONN_POLICY_S)
330 
331 struct cpl_pass_open_req6 {
332 	WR_HDR;
333 	union opcode_tid ot;
334 	__be16 local_port;
335 	__be16 peer_port;
336 	__be64 local_ip_hi;
337 	__be64 local_ip_lo;
338 	__be64 peer_ip_hi;
339 	__be64 peer_ip_lo;
340 	__be64 opt0;
341 	__be64 opt1;
342 };
343 
344 struct cpl_pass_open_rpl {
345 	union opcode_tid ot;
346 	u8 rsvd[3];
347 	u8 status;
348 };
349 
350 struct tcp_options {
351 	__be16 mss;
352 	__u8 wsf;
353 #if defined(__LITTLE_ENDIAN_BITFIELD)
354 	__u8:4;
355 	__u8 unknown:1;
356 	__u8:1;
357 	__u8 sack:1;
358 	__u8 tstamp:1;
359 #else
360 	__u8 tstamp:1;
361 	__u8 sack:1;
362 	__u8:1;
363 	__u8 unknown:1;
364 	__u8:4;
365 #endif
366 };
367 
368 struct cpl_pass_accept_req {
369 	union opcode_tid ot;
370 	__be16 rsvd;
371 	__be16 len;
372 	__be32 hdr_len;
373 	__be16 vlan;
374 	__be16 l2info;
375 	__be32 tos_stid;
376 	struct tcp_options tcpopt;
377 };
378 
379 /* cpl_pass_accept_req.hdr_len fields */
380 #define SYN_RX_CHAN_S    0
381 #define SYN_RX_CHAN_M    0xF
382 #define SYN_RX_CHAN_V(x) ((x) << SYN_RX_CHAN_S)
383 #define SYN_RX_CHAN_G(x) (((x) >> SYN_RX_CHAN_S) & SYN_RX_CHAN_M)
384 
385 #define TCP_HDR_LEN_S    10
386 #define TCP_HDR_LEN_M    0x3F
387 #define TCP_HDR_LEN_V(x) ((x) << TCP_HDR_LEN_S)
388 #define TCP_HDR_LEN_G(x) (((x) >> TCP_HDR_LEN_S) & TCP_HDR_LEN_M)
389 
390 #define IP_HDR_LEN_S    16
391 #define IP_HDR_LEN_M    0x3FF
392 #define IP_HDR_LEN_V(x) ((x) << IP_HDR_LEN_S)
393 #define IP_HDR_LEN_G(x) (((x) >> IP_HDR_LEN_S) & IP_HDR_LEN_M)
394 
395 #define ETH_HDR_LEN_S    26
396 #define ETH_HDR_LEN_M    0x1F
397 #define ETH_HDR_LEN_V(x) ((x) << ETH_HDR_LEN_S)
398 #define ETH_HDR_LEN_G(x) (((x) >> ETH_HDR_LEN_S) & ETH_HDR_LEN_M)
399 
400 /* cpl_pass_accept_req.l2info fields */
401 #define SYN_MAC_IDX_S    0
402 #define SYN_MAC_IDX_M    0x1FF
403 #define SYN_MAC_IDX_V(x) ((x) << SYN_MAC_IDX_S)
404 #define SYN_MAC_IDX_G(x) (((x) >> SYN_MAC_IDX_S) & SYN_MAC_IDX_M)
405 
406 #define SYN_XACT_MATCH_S    9
407 #define SYN_XACT_MATCH_V(x) ((x) << SYN_XACT_MATCH_S)
408 #define SYN_XACT_MATCH_F    SYN_XACT_MATCH_V(1U)
409 
410 #define SYN_INTF_S    12
411 #define SYN_INTF_M    0xF
412 #define SYN_INTF_V(x) ((x) << SYN_INTF_S)
413 #define SYN_INTF_G(x) (((x) >> SYN_INTF_S) & SYN_INTF_M)
414 
415 enum {                     /* TCP congestion control algorithms */
416 	CONG_ALG_RENO,
417 	CONG_ALG_TAHOE,
418 	CONG_ALG_NEWRENO,
419 	CONG_ALG_HIGHSPEED
420 };
421 
422 #define CONG_CNTRL_S    14
423 #define CONG_CNTRL_M    0x3
424 #define CONG_CNTRL_V(x) ((x) << CONG_CNTRL_S)
425 #define CONG_CNTRL_G(x) (((x) >> CONG_CNTRL_S) & CONG_CNTRL_M)
426 
427 #define T5_ISS_S    18
428 #define T5_ISS_V(x) ((x) << T5_ISS_S)
429 #define T5_ISS_F    T5_ISS_V(1U)
430 
431 struct cpl_pass_accept_rpl {
432 	WR_HDR;
433 	union opcode_tid ot;
434 	__be32 opt2;
435 	__be64 opt0;
436 };
437 
438 /* option 2 fields */
439 #define RX_COALESCE_VALID_S    11
440 #define RX_COALESCE_VALID_V(x) ((x) << RX_COALESCE_VALID_S)
441 #define RX_COALESCE_VALID_F    RX_COALESCE_VALID_V(1U)
442 
443 #define RX_COALESCE_S    12
444 #define RX_COALESCE_V(x) ((x) << RX_COALESCE_S)
445 
446 #define PACE_S    16
447 #define PACE_V(x) ((x) << PACE_S)
448 
449 #define TX_QUEUE_S    23
450 #define TX_QUEUE_M    0x7
451 #define TX_QUEUE_V(x) ((x) << TX_QUEUE_S)
452 #define TX_QUEUE_G(x) (((x) >> TX_QUEUE_S) & TX_QUEUE_M)
453 
454 #define CCTRL_ECN_S    27
455 #define CCTRL_ECN_V(x) ((x) << CCTRL_ECN_S)
456 #define CCTRL_ECN_F    CCTRL_ECN_V(1U)
457 
458 #define TSTAMPS_EN_S    29
459 #define TSTAMPS_EN_V(x) ((x) << TSTAMPS_EN_S)
460 #define TSTAMPS_EN_F    TSTAMPS_EN_V(1U)
461 
462 #define SACK_EN_S    30
463 #define SACK_EN_V(x) ((x) << SACK_EN_S)
464 #define SACK_EN_F    SACK_EN_V(1U)
465 
466 struct cpl_t5_pass_accept_rpl {
467 	WR_HDR;
468 	union opcode_tid ot;
469 	__be32 opt2;
470 	__be64 opt0;
471 	__be32 iss;
472 	__be32 rsvd;
473 };
474 
475 struct cpl_act_open_req {
476 	WR_HDR;
477 	union opcode_tid ot;
478 	__be16 local_port;
479 	__be16 peer_port;
480 	__be32 local_ip;
481 	__be32 peer_ip;
482 	__be64 opt0;
483 	__be32 params;
484 	__be32 opt2;
485 };
486 
487 #define FILTER_TUPLE_S  24
488 #define FILTER_TUPLE_M  0xFFFFFFFFFF
489 #define FILTER_TUPLE_V(x) ((x) << FILTER_TUPLE_S)
490 #define FILTER_TUPLE_G(x) (((x) >> FILTER_TUPLE_S) & FILTER_TUPLE_M)
491 struct cpl_t5_act_open_req {
492 	WR_HDR;
493 	union opcode_tid ot;
494 	__be16 local_port;
495 	__be16 peer_port;
496 	__be32 local_ip;
497 	__be32 peer_ip;
498 	__be64 opt0;
499 	__be32 rsvd;
500 	__be32 opt2;
501 	__be64 params;
502 };
503 
504 struct cpl_t6_act_open_req {
505 	WR_HDR;
506 	union opcode_tid ot;
507 	__be16 local_port;
508 	__be16 peer_port;
509 	__be32 local_ip;
510 	__be32 peer_ip;
511 	__be64 opt0;
512 	__be32 rsvd;
513 	__be32 opt2;
514 	__be64 params;
515 	__be32 rsvd2;
516 	__be32 opt3;
517 };
518 
519 struct cpl_act_open_req6 {
520 	WR_HDR;
521 	union opcode_tid ot;
522 	__be16 local_port;
523 	__be16 peer_port;
524 	__be64 local_ip_hi;
525 	__be64 local_ip_lo;
526 	__be64 peer_ip_hi;
527 	__be64 peer_ip_lo;
528 	__be64 opt0;
529 	__be32 params;
530 	__be32 opt2;
531 };
532 
533 struct cpl_t5_act_open_req6 {
534 	WR_HDR;
535 	union opcode_tid ot;
536 	__be16 local_port;
537 	__be16 peer_port;
538 	__be64 local_ip_hi;
539 	__be64 local_ip_lo;
540 	__be64 peer_ip_hi;
541 	__be64 peer_ip_lo;
542 	__be64 opt0;
543 	__be32 rsvd;
544 	__be32 opt2;
545 	__be64 params;
546 };
547 
548 struct cpl_t6_act_open_req6 {
549 	WR_HDR;
550 	union opcode_tid ot;
551 	__be16 local_port;
552 	__be16 peer_port;
553 	__be64 local_ip_hi;
554 	__be64 local_ip_lo;
555 	__be64 peer_ip_hi;
556 	__be64 peer_ip_lo;
557 	__be64 opt0;
558 	__be32 rsvd;
559 	__be32 opt2;
560 	__be64 params;
561 	__be32 rsvd2;
562 	__be32 opt3;
563 };
564 
565 struct cpl_act_open_rpl {
566 	union opcode_tid ot;
567 	__be32 atid_status;
568 };
569 
570 /* cpl_act_open_rpl.atid_status fields */
571 #define AOPEN_STATUS_S    0
572 #define AOPEN_STATUS_M    0xFF
573 #define AOPEN_STATUS_G(x) (((x) >> AOPEN_STATUS_S) & AOPEN_STATUS_M)
574 
575 #define AOPEN_ATID_S    8
576 #define AOPEN_ATID_M    0xFFFFFF
577 #define AOPEN_ATID_G(x) (((x) >> AOPEN_ATID_S) & AOPEN_ATID_M)
578 
579 struct cpl_pass_establish {
580 	union opcode_tid ot;
581 	__be32 rsvd;
582 	__be32 tos_stid;
583 	__be16 mac_idx;
584 	__be16 tcp_opt;
585 	__be32 snd_isn;
586 	__be32 rcv_isn;
587 };
588 
589 /* cpl_pass_establish.tos_stid fields */
590 #define PASS_OPEN_TID_S    0
591 #define PASS_OPEN_TID_M    0xFFFFFF
592 #define PASS_OPEN_TID_V(x) ((x) << PASS_OPEN_TID_S)
593 #define PASS_OPEN_TID_G(x) (((x) >> PASS_OPEN_TID_S) & PASS_OPEN_TID_M)
594 
595 #define PASS_OPEN_TOS_S    24
596 #define PASS_OPEN_TOS_M    0xFF
597 #define PASS_OPEN_TOS_V(x) ((x) << PASS_OPEN_TOS_S)
598 #define PASS_OPEN_TOS_G(x) (((x) >> PASS_OPEN_TOS_S) & PASS_OPEN_TOS_M)
599 
600 /* cpl_pass_establish.tcp_opt fields (also applies to act_open_establish) */
601 #define TCPOPT_WSCALE_OK_S	5
602 #define TCPOPT_WSCALE_OK_M	0x1
603 #define TCPOPT_WSCALE_OK_G(x)	\
604 	(((x) >> TCPOPT_WSCALE_OK_S) & TCPOPT_WSCALE_OK_M)
605 
606 #define TCPOPT_SACK_S		6
607 #define TCPOPT_SACK_M		0x1
608 #define TCPOPT_SACK_G(x)	(((x) >> TCPOPT_SACK_S) & TCPOPT_SACK_M)
609 
610 #define TCPOPT_TSTAMP_S		7
611 #define TCPOPT_TSTAMP_M		0x1
612 #define TCPOPT_TSTAMP_G(x)	(((x) >> TCPOPT_TSTAMP_S) & TCPOPT_TSTAMP_M)
613 
614 #define TCPOPT_SND_WSCALE_S	8
615 #define TCPOPT_SND_WSCALE_M	0xF
616 #define TCPOPT_SND_WSCALE_G(x)	\
617 	(((x) >> TCPOPT_SND_WSCALE_S) & TCPOPT_SND_WSCALE_M)
618 
619 #define TCPOPT_MSS_S	12
620 #define TCPOPT_MSS_M	0xF
621 #define TCPOPT_MSS_G(x)	(((x) >> TCPOPT_MSS_S) & TCPOPT_MSS_M)
622 
623 #define T6_TCP_HDR_LEN_S   8
624 #define T6_TCP_HDR_LEN_V(x) ((x) << T6_TCP_HDR_LEN_S)
625 #define T6_TCP_HDR_LEN_G(x) (((x) >> T6_TCP_HDR_LEN_S) & TCP_HDR_LEN_M)
626 
627 #define T6_IP_HDR_LEN_S    14
628 #define T6_IP_HDR_LEN_V(x) ((x) << T6_IP_HDR_LEN_S)
629 #define T6_IP_HDR_LEN_G(x) (((x) >> T6_IP_HDR_LEN_S) & IP_HDR_LEN_M)
630 
631 #define T6_ETH_HDR_LEN_S    24
632 #define T6_ETH_HDR_LEN_M    0xFF
633 #define T6_ETH_HDR_LEN_V(x) ((x) << T6_ETH_HDR_LEN_S)
634 #define T6_ETH_HDR_LEN_G(x) (((x) >> T6_ETH_HDR_LEN_S) & T6_ETH_HDR_LEN_M)
635 
636 struct cpl_act_establish {
637 	union opcode_tid ot;
638 	__be32 rsvd;
639 	__be32 tos_atid;
640 	__be16 mac_idx;
641 	__be16 tcp_opt;
642 	__be32 snd_isn;
643 	__be32 rcv_isn;
644 };
645 
646 struct cpl_get_tcb {
647 	WR_HDR;
648 	union opcode_tid ot;
649 	__be16 reply_ctrl;
650 	__be16 cookie;
651 };
652 
653 /* cpl_get_tcb.reply_ctrl fields */
654 #define QUEUENO_S    0
655 #define QUEUENO_V(x) ((x) << QUEUENO_S)
656 
657 #define REPLY_CHAN_S    14
658 #define REPLY_CHAN_V(x) ((x) << REPLY_CHAN_S)
659 #define REPLY_CHAN_F    REPLY_CHAN_V(1U)
660 
661 #define NO_REPLY_S    15
662 #define NO_REPLY_V(x) ((x) << NO_REPLY_S)
663 #define NO_REPLY_F    NO_REPLY_V(1U)
664 
665 struct cpl_set_tcb_field {
666 	WR_HDR;
667 	union opcode_tid ot;
668 	__be16 reply_ctrl;
669 	__be16 word_cookie;
670 	__be64 mask;
671 	__be64 val;
672 };
673 
674 /* cpl_set_tcb_field.word_cookie fields */
675 #define TCB_WORD_S    0
676 #define TCB_WORD(x)   ((x) << TCB_WORD_S)
677 
678 #define TCB_COOKIE_S    5
679 #define TCB_COOKIE_M    0x7
680 #define TCB_COOKIE_V(x) ((x) << TCB_COOKIE_S)
681 #define TCB_COOKIE_G(x) (((x) >> TCB_COOKIE_S) & TCB_COOKIE_M)
682 
683 struct cpl_set_tcb_rpl {
684 	union opcode_tid ot;
685 	__be16 rsvd;
686 	u8 cookie;
687 	u8 status;
688 	__be64 oldval;
689 };
690 
691 struct cpl_close_con_req {
692 	WR_HDR;
693 	union opcode_tid ot;
694 	__be32 rsvd;
695 };
696 
697 struct cpl_close_con_rpl {
698 	union opcode_tid ot;
699 	u8 rsvd[3];
700 	u8 status;
701 	__be32 snd_nxt;
702 	__be32 rcv_nxt;
703 };
704 
705 struct cpl_close_listsvr_req {
706 	WR_HDR;
707 	union opcode_tid ot;
708 	__be16 reply_ctrl;
709 	__be16 rsvd;
710 };
711 
712 /* additional cpl_close_listsvr_req.reply_ctrl field */
713 #define LISTSVR_IPV6_S    14
714 #define LISTSVR_IPV6_V(x) ((x) << LISTSVR_IPV6_S)
715 #define LISTSVR_IPV6_F    LISTSVR_IPV6_V(1U)
716 
717 struct cpl_close_listsvr_rpl {
718 	union opcode_tid ot;
719 	u8 rsvd[3];
720 	u8 status;
721 };
722 
723 struct cpl_abort_req_rss {
724 	union opcode_tid ot;
725 	u8 rsvd[3];
726 	u8 status;
727 };
728 
729 struct cpl_abort_req {
730 	WR_HDR;
731 	union opcode_tid ot;
732 	__be32 rsvd0;
733 	u8 rsvd1;
734 	u8 cmd;
735 	u8 rsvd2[6];
736 };
737 
738 struct cpl_abort_rpl_rss {
739 	union opcode_tid ot;
740 	u8 rsvd[3];
741 	u8 status;
742 };
743 
744 struct cpl_abort_rpl {
745 	WR_HDR;
746 	union opcode_tid ot;
747 	__be32 rsvd0;
748 	u8 rsvd1;
749 	u8 cmd;
750 	u8 rsvd2[6];
751 };
752 
753 struct cpl_peer_close {
754 	union opcode_tid ot;
755 	__be32 rcv_nxt;
756 };
757 
758 struct cpl_tid_release {
759 	WR_HDR;
760 	union opcode_tid ot;
761 	__be32 rsvd;
762 };
763 
764 struct cpl_tx_pkt_core {
765 	__be32 ctrl0;
766 	__be16 pack;
767 	__be16 len;
768 	__be64 ctrl1;
769 };
770 
771 struct cpl_tx_pkt {
772 	WR_HDR;
773 	struct cpl_tx_pkt_core c;
774 };
775 
776 #define cpl_tx_pkt_xt cpl_tx_pkt
777 
778 /* cpl_tx_pkt_core.ctrl0 fields */
779 #define TXPKT_VF_S    0
780 #define TXPKT_VF_V(x) ((x) << TXPKT_VF_S)
781 
782 #define TXPKT_PF_S    8
783 #define TXPKT_PF_V(x) ((x) << TXPKT_PF_S)
784 
785 #define TXPKT_VF_VLD_S    11
786 #define TXPKT_VF_VLD_V(x) ((x) << TXPKT_VF_VLD_S)
787 #define TXPKT_VF_VLD_F    TXPKT_VF_VLD_V(1U)
788 
789 #define TXPKT_OVLAN_IDX_S    12
790 #define TXPKT_OVLAN_IDX_V(x) ((x) << TXPKT_OVLAN_IDX_S)
791 
792 #define TXPKT_T5_OVLAN_IDX_S	12
793 #define TXPKT_T5_OVLAN_IDX_V(x)	((x) << TXPKT_T5_OVLAN_IDX_S)
794 
795 #define TXPKT_INTF_S    16
796 #define TXPKT_INTF_V(x) ((x) << TXPKT_INTF_S)
797 
798 #define TXPKT_INS_OVLAN_S    21
799 #define TXPKT_INS_OVLAN_V(x) ((x) << TXPKT_INS_OVLAN_S)
800 #define TXPKT_INS_OVLAN_F    TXPKT_INS_OVLAN_V(1U)
801 
802 #define TXPKT_OPCODE_S    24
803 #define TXPKT_OPCODE_V(x) ((x) << TXPKT_OPCODE_S)
804 
805 /* cpl_tx_pkt_core.ctrl1 fields */
806 #define TXPKT_CSUM_END_S    12
807 #define TXPKT_CSUM_END_V(x) ((x) << TXPKT_CSUM_END_S)
808 
809 #define TXPKT_CSUM_START_S    20
810 #define TXPKT_CSUM_START_V(x) ((x) << TXPKT_CSUM_START_S)
811 
812 #define TXPKT_IPHDR_LEN_S    20
813 #define TXPKT_IPHDR_LEN_V(x) ((__u64)(x) << TXPKT_IPHDR_LEN_S)
814 
815 #define TXPKT_CSUM_LOC_S    30
816 #define TXPKT_CSUM_LOC_V(x) ((__u64)(x) << TXPKT_CSUM_LOC_S)
817 
818 #define TXPKT_ETHHDR_LEN_S    34
819 #define TXPKT_ETHHDR_LEN_V(x) ((__u64)(x) << TXPKT_ETHHDR_LEN_S)
820 
821 #define T6_TXPKT_ETHHDR_LEN_S    32
822 #define T6_TXPKT_ETHHDR_LEN_V(x) ((__u64)(x) << T6_TXPKT_ETHHDR_LEN_S)
823 
824 #define TXPKT_CSUM_TYPE_S    40
825 #define TXPKT_CSUM_TYPE_V(x) ((__u64)(x) << TXPKT_CSUM_TYPE_S)
826 
827 #define TXPKT_VLAN_S    44
828 #define TXPKT_VLAN_V(x) ((__u64)(x) << TXPKT_VLAN_S)
829 
830 #define TXPKT_VLAN_VLD_S    60
831 #define TXPKT_VLAN_VLD_V(x) ((__u64)(x) << TXPKT_VLAN_VLD_S)
832 #define TXPKT_VLAN_VLD_F    TXPKT_VLAN_VLD_V(1ULL)
833 
834 #define TXPKT_IPCSUM_DIS_S    62
835 #define TXPKT_IPCSUM_DIS_V(x) ((__u64)(x) << TXPKT_IPCSUM_DIS_S)
836 #define TXPKT_IPCSUM_DIS_F    TXPKT_IPCSUM_DIS_V(1ULL)
837 
838 #define TXPKT_L4CSUM_DIS_S    63
839 #define TXPKT_L4CSUM_DIS_V(x) ((__u64)(x) << TXPKT_L4CSUM_DIS_S)
840 #define TXPKT_L4CSUM_DIS_F    TXPKT_L4CSUM_DIS_V(1ULL)
841 
842 struct cpl_tx_pkt_lso_core {
843 	__be32 lso_ctrl;
844 	__be16 ipid_ofst;
845 	__be16 mss;
846 	__be32 seqno_offset;
847 	__be32 len;
848 	/* encapsulated CPL (TX_PKT, TX_PKT_XT or TX_DATA) follows here */
849 };
850 
851 /* cpl_tx_pkt_lso_core.lso_ctrl fields */
852 #define LSO_TCPHDR_LEN_S    0
853 #define LSO_TCPHDR_LEN_V(x) ((x) << LSO_TCPHDR_LEN_S)
854 
855 #define LSO_IPHDR_LEN_S    4
856 #define LSO_IPHDR_LEN_V(x) ((x) << LSO_IPHDR_LEN_S)
857 
858 #define LSO_ETHHDR_LEN_S    16
859 #define LSO_ETHHDR_LEN_V(x) ((x) << LSO_ETHHDR_LEN_S)
860 
861 #define LSO_IPV6_S    20
862 #define LSO_IPV6_V(x) ((x) << LSO_IPV6_S)
863 #define LSO_IPV6_F    LSO_IPV6_V(1U)
864 
865 #define LSO_LAST_SLICE_S    22
866 #define LSO_LAST_SLICE_V(x) ((x) << LSO_LAST_SLICE_S)
867 #define LSO_LAST_SLICE_F    LSO_LAST_SLICE_V(1U)
868 
869 #define LSO_FIRST_SLICE_S    23
870 #define LSO_FIRST_SLICE_V(x) ((x) << LSO_FIRST_SLICE_S)
871 #define LSO_FIRST_SLICE_F    LSO_FIRST_SLICE_V(1U)
872 
873 #define LSO_OPCODE_S    24
874 #define LSO_OPCODE_V(x) ((x) << LSO_OPCODE_S)
875 
876 #define LSO_T5_XFER_SIZE_S	   0
877 #define LSO_T5_XFER_SIZE_V(x) ((x) << LSO_T5_XFER_SIZE_S)
878 
879 struct cpl_tx_pkt_lso {
880 	WR_HDR;
881 	struct cpl_tx_pkt_lso_core c;
882 	/* encapsulated CPL (TX_PKT, TX_PKT_XT or TX_DATA) follows here */
883 };
884 
885 struct cpl_iscsi_hdr {
886 	union opcode_tid ot;
887 	__be16 pdu_len_ddp;
888 	__be16 len;
889 	__be32 seq;
890 	__be16 urg;
891 	u8 rsvd;
892 	u8 status;
893 };
894 
895 /* cpl_iscsi_hdr.pdu_len_ddp fields */
896 #define ISCSI_PDU_LEN_S    0
897 #define ISCSI_PDU_LEN_M    0x7FFF
898 #define ISCSI_PDU_LEN_V(x) ((x) << ISCSI_PDU_LEN_S)
899 #define ISCSI_PDU_LEN_G(x) (((x) >> ISCSI_PDU_LEN_S) & ISCSI_PDU_LEN_M)
900 
901 #define ISCSI_DDP_S    15
902 #define ISCSI_DDP_V(x) ((x) << ISCSI_DDP_S)
903 #define ISCSI_DDP_F    ISCSI_DDP_V(1U)
904 
905 struct cpl_rx_data_ddp {
906 	union opcode_tid ot;
907 	__be16 urg;
908 	__be16 len;
909 	__be32 seq;
910 	union {
911 		__be32 nxt_seq;
912 		__be32 ddp_report;
913 	};
914 	__be32 ulp_crc;
915 	__be32 ddpvld;
916 };
917 
918 #define cpl_rx_iscsi_ddp cpl_rx_data_ddp
919 
920 struct cpl_iscsi_data {
921 	union opcode_tid ot;
922 	__u8 rsvd0[2];
923 	__be16 len;
924 	__be32 seq;
925 	__be16 urg;
926 	__u8 rsvd1;
927 	__u8 status;
928 };
929 
930 struct cpl_tx_data_iso {
931 	__be32 op_to_scsi;
932 	__u8   reserved1;
933 	__u8   ahs_len;
934 	__be16 mpdu;
935 	__be32 burst_size;
936 	__be32 len;
937 	__be32 reserved2_seglen_offset;
938 	__be32 datasn_offset;
939 	__be32 buffer_offset;
940 	__be32 reserved3;
941 
942 	/* encapsulated CPL_TX_DATA follows here */
943 };
944 
945 /* cpl_tx_data_iso.op_to_scsi fields */
946 #define CPL_TX_DATA_ISO_OP_S	24
947 #define CPL_TX_DATA_ISO_OP_M	0xff
948 #define CPL_TX_DATA_ISO_OP_V(x)	((x) << CPL_TX_DATA_ISO_OP_S)
949 #define CPL_TX_DATA_ISO_OP_G(x)	\
950 	(((x) >> CPL_TX_DATA_ISO_OP_S) & CPL_TX_DATA_ISO_OP_M)
951 
952 #define CPL_TX_DATA_ISO_FIRST_S		23
953 #define CPL_TX_DATA_ISO_FIRST_M		0x1
954 #define CPL_TX_DATA_ISO_FIRST_V(x)	((x) << CPL_TX_DATA_ISO_FIRST_S)
955 #define CPL_TX_DATA_ISO_FIRST_G(x)	\
956 	(((x) >> CPL_TX_DATA_ISO_FIRST_S) & CPL_TX_DATA_ISO_FIRST_M)
957 #define CPL_TX_DATA_ISO_FIRST_F	CPL_TX_DATA_ISO_FIRST_V(1U)
958 
959 #define CPL_TX_DATA_ISO_LAST_S		22
960 #define CPL_TX_DATA_ISO_LAST_M		0x1
961 #define CPL_TX_DATA_ISO_LAST_V(x)	((x) << CPL_TX_DATA_ISO_LAST_S)
962 #define CPL_TX_DATA_ISO_LAST_G(x)	\
963 	(((x) >> CPL_TX_DATA_ISO_LAST_S) & CPL_TX_DATA_ISO_LAST_M)
964 #define CPL_TX_DATA_ISO_LAST_F	CPL_TX_DATA_ISO_LAST_V(1U)
965 
966 #define CPL_TX_DATA_ISO_CPLHDRLEN_S	21
967 #define CPL_TX_DATA_ISO_CPLHDRLEN_M	0x1
968 #define CPL_TX_DATA_ISO_CPLHDRLEN_V(x)	((x) << CPL_TX_DATA_ISO_CPLHDRLEN_S)
969 #define CPL_TX_DATA_ISO_CPLHDRLEN_G(x)	\
970 	(((x) >> CPL_TX_DATA_ISO_CPLHDRLEN_S) & CPL_TX_DATA_ISO_CPLHDRLEN_M)
971 #define CPL_TX_DATA_ISO_CPLHDRLEN_F	CPL_TX_DATA_ISO_CPLHDRLEN_V(1U)
972 
973 #define CPL_TX_DATA_ISO_HDRCRC_S	20
974 #define CPL_TX_DATA_ISO_HDRCRC_M	0x1
975 #define CPL_TX_DATA_ISO_HDRCRC_V(x)	((x) << CPL_TX_DATA_ISO_HDRCRC_S)
976 #define CPL_TX_DATA_ISO_HDRCRC_G(x)	\
977 	(((x) >> CPL_TX_DATA_ISO_HDRCRC_S) & CPL_TX_DATA_ISO_HDRCRC_M)
978 #define CPL_TX_DATA_ISO_HDRCRC_F	CPL_TX_DATA_ISO_HDRCRC_V(1U)
979 
980 #define CPL_TX_DATA_ISO_PLDCRC_S	19
981 #define CPL_TX_DATA_ISO_PLDCRC_M	0x1
982 #define CPL_TX_DATA_ISO_PLDCRC_V(x)	((x) << CPL_TX_DATA_ISO_PLDCRC_S)
983 #define CPL_TX_DATA_ISO_PLDCRC_G(x)	\
984 	(((x) >> CPL_TX_DATA_ISO_PLDCRC_S) & CPL_TX_DATA_ISO_PLDCRC_M)
985 #define CPL_TX_DATA_ISO_PLDCRC_F	CPL_TX_DATA_ISO_PLDCRC_V(1U)
986 
987 #define CPL_TX_DATA_ISO_IMMEDIATE_S	18
988 #define CPL_TX_DATA_ISO_IMMEDIATE_M	0x1
989 #define CPL_TX_DATA_ISO_IMMEDIATE_V(x)	((x) << CPL_TX_DATA_ISO_IMMEDIATE_S)
990 #define CPL_TX_DATA_ISO_IMMEDIATE_G(x)	\
991 	(((x) >> CPL_TX_DATA_ISO_IMMEDIATE_S) & CPL_TX_DATA_ISO_IMMEDIATE_M)
992 #define CPL_TX_DATA_ISO_IMMEDIATE_F	CPL_TX_DATA_ISO_IMMEDIATE_V(1U)
993 
994 #define CPL_TX_DATA_ISO_SCSI_S		16
995 #define CPL_TX_DATA_ISO_SCSI_M		0x3
996 #define CPL_TX_DATA_ISO_SCSI_V(x)	((x) << CPL_TX_DATA_ISO_SCSI_S)
997 #define CPL_TX_DATA_ISO_SCSI_G(x)	\
998 	(((x) >> CPL_TX_DATA_ISO_SCSI_S) & CPL_TX_DATA_ISO_SCSI_M)
999 
1000 /* cpl_tx_data_iso.reserved2_seglen_offset fields */
1001 #define CPL_TX_DATA_ISO_SEGLEN_OFFSET_S		0
1002 #define CPL_TX_DATA_ISO_SEGLEN_OFFSET_M		0xffffff
1003 #define CPL_TX_DATA_ISO_SEGLEN_OFFSET_V(x)	\
1004 	((x) << CPL_TX_DATA_ISO_SEGLEN_OFFSET_S)
1005 #define CPL_TX_DATA_ISO_SEGLEN_OFFSET_G(x)	\
1006 	(((x) >> CPL_TX_DATA_ISO_SEGLEN_OFFSET_S) & \
1007 	 CPL_TX_DATA_ISO_SEGLEN_OFFSET_M)
1008 
1009 struct cpl_rx_data {
1010 	union opcode_tid ot;
1011 	__be16 rsvd;
1012 	__be16 len;
1013 	__be32 seq;
1014 	__be16 urg;
1015 #if defined(__LITTLE_ENDIAN_BITFIELD)
1016 	u8 dack_mode:2;
1017 	u8 psh:1;
1018 	u8 heartbeat:1;
1019 	u8 ddp_off:1;
1020 	u8 :3;
1021 #else
1022 	u8 :3;
1023 	u8 ddp_off:1;
1024 	u8 heartbeat:1;
1025 	u8 psh:1;
1026 	u8 dack_mode:2;
1027 #endif
1028 	u8 status;
1029 };
1030 
1031 struct cpl_rx_data_ack {
1032 	WR_HDR;
1033 	union opcode_tid ot;
1034 	__be32 credit_dack;
1035 };
1036 
1037 /* cpl_rx_data_ack.ack_seq fields */
1038 #define RX_CREDITS_S    0
1039 #define RX_CREDITS_V(x) ((x) << RX_CREDITS_S)
1040 
1041 #define RX_FORCE_ACK_S    28
1042 #define RX_FORCE_ACK_V(x) ((x) << RX_FORCE_ACK_S)
1043 #define RX_FORCE_ACK_F    RX_FORCE_ACK_V(1U)
1044 
1045 #define RX_DACK_MODE_S    29
1046 #define RX_DACK_MODE_M    0x3
1047 #define RX_DACK_MODE_V(x) ((x) << RX_DACK_MODE_S)
1048 #define RX_DACK_MODE_G(x) (((x) >> RX_DACK_MODE_S) & RX_DACK_MODE_M)
1049 
1050 #define RX_DACK_CHANGE_S    31
1051 #define RX_DACK_CHANGE_V(x) ((x) << RX_DACK_CHANGE_S)
1052 #define RX_DACK_CHANGE_F    RX_DACK_CHANGE_V(1U)
1053 
1054 struct cpl_rx_pkt {
1055 	struct rss_header rsshdr;
1056 	u8 opcode;
1057 #if defined(__LITTLE_ENDIAN_BITFIELD)
1058 	u8 iff:4;
1059 	u8 csum_calc:1;
1060 	u8 ipmi_pkt:1;
1061 	u8 vlan_ex:1;
1062 	u8 ip_frag:1;
1063 #else
1064 	u8 ip_frag:1;
1065 	u8 vlan_ex:1;
1066 	u8 ipmi_pkt:1;
1067 	u8 csum_calc:1;
1068 	u8 iff:4;
1069 #endif
1070 	__be16 csum;
1071 	__be16 vlan;
1072 	__be16 len;
1073 	__be32 l2info;
1074 	__be16 hdr_len;
1075 	__be16 err_vec;
1076 };
1077 
1078 #define RX_T6_ETHHDR_LEN_M    0xFF
1079 #define RX_T6_ETHHDR_LEN_G(x) (((x) >> RX_ETHHDR_LEN_S) & RX_T6_ETHHDR_LEN_M)
1080 
1081 #define RXF_PSH_S    20
1082 #define RXF_PSH_V(x) ((x) << RXF_PSH_S)
1083 #define RXF_PSH_F    RXF_PSH_V(1U)
1084 
1085 #define RXF_SYN_S    21
1086 #define RXF_SYN_V(x) ((x) << RXF_SYN_S)
1087 #define RXF_SYN_F    RXF_SYN_V(1U)
1088 
1089 #define RXF_UDP_S    22
1090 #define RXF_UDP_V(x) ((x) << RXF_UDP_S)
1091 #define RXF_UDP_F    RXF_UDP_V(1U)
1092 
1093 #define RXF_TCP_S    23
1094 #define RXF_TCP_V(x) ((x) << RXF_TCP_S)
1095 #define RXF_TCP_F    RXF_TCP_V(1U)
1096 
1097 #define RXF_IP_S    24
1098 #define RXF_IP_V(x) ((x) << RXF_IP_S)
1099 #define RXF_IP_F    RXF_IP_V(1U)
1100 
1101 #define RXF_IP6_S    25
1102 #define RXF_IP6_V(x) ((x) << RXF_IP6_S)
1103 #define RXF_IP6_F    RXF_IP6_V(1U)
1104 
1105 #define RXF_SYN_COOKIE_S    26
1106 #define RXF_SYN_COOKIE_V(x) ((x) << RXF_SYN_COOKIE_S)
1107 #define RXF_SYN_COOKIE_F    RXF_SYN_COOKIE_V(1U)
1108 
1109 #define RXF_FCOE_S    26
1110 #define RXF_FCOE_V(x) ((x) << RXF_FCOE_S)
1111 #define RXF_FCOE_F    RXF_FCOE_V(1U)
1112 
1113 #define RXF_LRO_S    27
1114 #define RXF_LRO_V(x) ((x) << RXF_LRO_S)
1115 #define RXF_LRO_F    RXF_LRO_V(1U)
1116 
1117 /* rx_pkt.l2info fields */
1118 #define RX_ETHHDR_LEN_S    0
1119 #define RX_ETHHDR_LEN_M    0x1F
1120 #define RX_ETHHDR_LEN_V(x) ((x) << RX_ETHHDR_LEN_S)
1121 #define RX_ETHHDR_LEN_G(x) (((x) >> RX_ETHHDR_LEN_S) & RX_ETHHDR_LEN_M)
1122 
1123 #define RX_T5_ETHHDR_LEN_S    0
1124 #define RX_T5_ETHHDR_LEN_M    0x3F
1125 #define RX_T5_ETHHDR_LEN_V(x) ((x) << RX_T5_ETHHDR_LEN_S)
1126 #define RX_T5_ETHHDR_LEN_G(x) (((x) >> RX_T5_ETHHDR_LEN_S) & RX_T5_ETHHDR_LEN_M)
1127 
1128 #define RX_MACIDX_S    8
1129 #define RX_MACIDX_M    0x1FF
1130 #define RX_MACIDX_V(x) ((x) << RX_MACIDX_S)
1131 #define RX_MACIDX_G(x) (((x) >> RX_MACIDX_S) & RX_MACIDX_M)
1132 
1133 #define RXF_SYN_S    21
1134 #define RXF_SYN_V(x) ((x) << RXF_SYN_S)
1135 #define RXF_SYN_F    RXF_SYN_V(1U)
1136 
1137 #define RX_CHAN_S    28
1138 #define RX_CHAN_M    0xF
1139 #define RX_CHAN_V(x) ((x) << RX_CHAN_S)
1140 #define RX_CHAN_G(x) (((x) >> RX_CHAN_S) & RX_CHAN_M)
1141 
1142 /* rx_pkt.hdr_len fields */
1143 #define RX_TCPHDR_LEN_S    0
1144 #define RX_TCPHDR_LEN_M    0x3F
1145 #define RX_TCPHDR_LEN_V(x) ((x) << RX_TCPHDR_LEN_S)
1146 #define RX_TCPHDR_LEN_G(x) (((x) >> RX_TCPHDR_LEN_S) & RX_TCPHDR_LEN_M)
1147 
1148 #define RX_IPHDR_LEN_S    6
1149 #define RX_IPHDR_LEN_M    0x3FF
1150 #define RX_IPHDR_LEN_V(x) ((x) << RX_IPHDR_LEN_S)
1151 #define RX_IPHDR_LEN_G(x) (((x) >> RX_IPHDR_LEN_S) & RX_IPHDR_LEN_M)
1152 
1153 /* rx_pkt.err_vec fields */
1154 #define RXERR_CSUM_S    13
1155 #define RXERR_CSUM_V(x) ((x) << RXERR_CSUM_S)
1156 #define RXERR_CSUM_F    RXERR_CSUM_V(1U)
1157 
1158 struct cpl_trace_pkt {
1159 	u8 opcode;
1160 	u8 intf;
1161 #if defined(__LITTLE_ENDIAN_BITFIELD)
1162 	u8 runt:4;
1163 	u8 filter_hit:4;
1164 	u8 :6;
1165 	u8 err:1;
1166 	u8 trunc:1;
1167 #else
1168 	u8 filter_hit:4;
1169 	u8 runt:4;
1170 	u8 trunc:1;
1171 	u8 err:1;
1172 	u8 :6;
1173 #endif
1174 	__be16 rsvd;
1175 	__be16 len;
1176 	__be64 tstamp;
1177 };
1178 
1179 struct cpl_t5_trace_pkt {
1180 	__u8 opcode;
1181 	__u8 intf;
1182 #if defined(__LITTLE_ENDIAN_BITFIELD)
1183 	__u8 runt:4;
1184 	__u8 filter_hit:4;
1185 	__u8:6;
1186 	__u8 err:1;
1187 	__u8 trunc:1;
1188 #else
1189 	__u8 filter_hit:4;
1190 	__u8 runt:4;
1191 	__u8 trunc:1;
1192 	__u8 err:1;
1193 	__u8:6;
1194 #endif
1195 	__be16 rsvd;
1196 	__be16 len;
1197 	__be64 tstamp;
1198 	__be64 rsvd1;
1199 };
1200 
1201 struct cpl_l2t_write_req {
1202 	WR_HDR;
1203 	union opcode_tid ot;
1204 	__be16 params;
1205 	__be16 l2t_idx;
1206 	__be16 vlan;
1207 	u8 dst_mac[6];
1208 };
1209 
1210 /* cpl_l2t_write_req.params fields */
1211 #define L2T_W_INFO_S    2
1212 #define L2T_W_INFO_V(x) ((x) << L2T_W_INFO_S)
1213 
1214 #define L2T_W_PORT_S    8
1215 #define L2T_W_PORT_V(x) ((x) << L2T_W_PORT_S)
1216 
1217 #define L2T_W_NOREPLY_S    15
1218 #define L2T_W_NOREPLY_V(x) ((x) << L2T_W_NOREPLY_S)
1219 #define L2T_W_NOREPLY_F    L2T_W_NOREPLY_V(1U)
1220 
1221 #define CPL_L2T_VLAN_NONE 0xfff
1222 
1223 struct cpl_l2t_write_rpl {
1224 	union opcode_tid ot;
1225 	u8 status;
1226 	u8 rsvd[3];
1227 };
1228 
1229 struct cpl_rdma_terminate {
1230 	union opcode_tid ot;
1231 	__be16 rsvd;
1232 	__be16 len;
1233 };
1234 
1235 struct cpl_sge_egr_update {
1236 	__be32 opcode_qid;
1237 	__be16 cidx;
1238 	__be16 pidx;
1239 };
1240 
1241 /* cpl_sge_egr_update.ot fields */
1242 #define EGR_QID_S    0
1243 #define EGR_QID_M    0x1FFFF
1244 #define EGR_QID_G(x) (((x) >> EGR_QID_S) & EGR_QID_M)
1245 
1246 /* cpl_fw*.type values */
1247 enum {
1248 	FW_TYPE_CMD_RPL = 0,
1249 	FW_TYPE_WR_RPL = 1,
1250 	FW_TYPE_CQE = 2,
1251 	FW_TYPE_OFLD_CONNECTION_WR_RPL = 3,
1252 	FW_TYPE_RSSCPL = 4,
1253 };
1254 
1255 struct cpl_fw4_pld {
1256 	u8 opcode;
1257 	u8 rsvd0[3];
1258 	u8 type;
1259 	u8 rsvd1;
1260 	__be16 len;
1261 	__be64 data;
1262 	__be64 rsvd2;
1263 };
1264 
1265 struct cpl_fw6_pld {
1266 	u8 opcode;
1267 	u8 rsvd[5];
1268 	__be16 len;
1269 	__be64 data[4];
1270 };
1271 
1272 struct cpl_fw4_msg {
1273 	u8 opcode;
1274 	u8 type;
1275 	__be16 rsvd0;
1276 	__be32 rsvd1;
1277 	__be64 data[2];
1278 };
1279 
1280 struct cpl_fw4_ack {
1281 	union opcode_tid ot;
1282 	u8 credits;
1283 	u8 rsvd0[2];
1284 	u8 seq_vld;
1285 	__be32 snd_nxt;
1286 	__be32 snd_una;
1287 	__be64 rsvd1;
1288 };
1289 
1290 enum {
1291 	CPL_FW4_ACK_FLAGS_SEQVAL	= 0x1,	/* seqn valid */
1292 	CPL_FW4_ACK_FLAGS_CH		= 0x2,	/* channel change complete */
1293 	CPL_FW4_ACK_FLAGS_FLOWC		= 0x4,	/* fw_flowc_wr complete */
1294 };
1295 
1296 struct cpl_fw6_msg {
1297 	u8 opcode;
1298 	u8 type;
1299 	__be16 rsvd0;
1300 	__be32 rsvd1;
1301 	__be64 data[4];
1302 };
1303 
1304 /* cpl_fw6_msg.type values */
1305 enum {
1306 	FW6_TYPE_CMD_RPL = 0,
1307 	FW6_TYPE_WR_RPL = 1,
1308 	FW6_TYPE_CQE = 2,
1309 	FW6_TYPE_OFLD_CONNECTION_WR_RPL = 3,
1310 	FW6_TYPE_RSSCPL = FW_TYPE_RSSCPL,
1311 };
1312 
1313 struct cpl_fw6_msg_ofld_connection_wr_rpl {
1314 	__u64   cookie;
1315 	__be32  tid;    /* or atid in case of active failure */
1316 	__u8    t_state;
1317 	__u8    retval;
1318 	__u8    rsvd[2];
1319 };
1320 
1321 struct cpl_tx_data {
1322 	union opcode_tid ot;
1323 	__be32 len;
1324 	__be32 rsvd;
1325 	__be32 flags;
1326 };
1327 
1328 /* cpl_tx_data.flags field */
1329 #define TX_FORCE_S	13
1330 #define TX_FORCE_V(x)	((x) << TX_FORCE_S)
1331 
1332 enum {
1333 	ULP_TX_MEM_READ = 2,
1334 	ULP_TX_MEM_WRITE = 3,
1335 	ULP_TX_PKT = 4
1336 };
1337 
1338 enum {
1339 	ULP_TX_SC_NOOP = 0x80,
1340 	ULP_TX_SC_IMM  = 0x81,
1341 	ULP_TX_SC_DSGL = 0x82,
1342 	ULP_TX_SC_ISGL = 0x83
1343 };
1344 
1345 #define ULPTX_CMD_S    24
1346 #define ULPTX_CMD_V(x) ((x) << ULPTX_CMD_S)
1347 
1348 struct ulptx_sge_pair {
1349 	__be32 len[2];
1350 	__be64 addr[2];
1351 };
1352 
1353 struct ulptx_sgl {
1354 	__be32 cmd_nsge;
1355 	__be32 len0;
1356 	__be64 addr0;
1357 	struct ulptx_sge_pair sge[0];
1358 };
1359 
1360 struct ulptx_idata {
1361 	__be32 cmd_more;
1362 	__be32 len;
1363 };
1364 
1365 #define ULPTX_NSGE_S    0
1366 #define ULPTX_NSGE_V(x) ((x) << ULPTX_NSGE_S)
1367 
1368 #define ULPTX_MORE_S	23
1369 #define ULPTX_MORE_V(x)	((x) << ULPTX_MORE_S)
1370 #define ULPTX_MORE_F	ULPTX_MORE_V(1U)
1371 
1372 struct ulp_mem_io {
1373 	WR_HDR;
1374 	__be32 cmd;
1375 	__be32 len16;             /* command length */
1376 	__be32 dlen;              /* data length in 32-byte units */
1377 	__be32 lock_addr;
1378 };
1379 
1380 #define ULP_MEMIO_LOCK_S    31
1381 #define ULP_MEMIO_LOCK_V(x) ((x) << ULP_MEMIO_LOCK_S)
1382 #define ULP_MEMIO_LOCK_F    ULP_MEMIO_LOCK_V(1U)
1383 
1384 /* additional ulp_mem_io.cmd fields */
1385 #define ULP_MEMIO_ORDER_S    23
1386 #define ULP_MEMIO_ORDER_V(x) ((x) << ULP_MEMIO_ORDER_S)
1387 #define ULP_MEMIO_ORDER_F    ULP_MEMIO_ORDER_V(1U)
1388 
1389 #define T5_ULP_MEMIO_IMM_S    23
1390 #define T5_ULP_MEMIO_IMM_V(x) ((x) << T5_ULP_MEMIO_IMM_S)
1391 #define T5_ULP_MEMIO_IMM_F    T5_ULP_MEMIO_IMM_V(1U)
1392 
1393 #define T5_ULP_MEMIO_ORDER_S    22
1394 #define T5_ULP_MEMIO_ORDER_V(x) ((x) << T5_ULP_MEMIO_ORDER_S)
1395 #define T5_ULP_MEMIO_ORDER_F    T5_ULP_MEMIO_ORDER_V(1U)
1396 
1397 #define T5_ULP_MEMIO_FID_S	4
1398 #define T5_ULP_MEMIO_FID_M	0x7ff
1399 #define T5_ULP_MEMIO_FID_V(x)	((x) << T5_ULP_MEMIO_FID_S)
1400 
1401 /* ulp_mem_io.lock_addr fields */
1402 #define ULP_MEMIO_ADDR_S    0
1403 #define ULP_MEMIO_ADDR_V(x) ((x) << ULP_MEMIO_ADDR_S)
1404 
1405 /* ulp_mem_io.dlen fields */
1406 #define ULP_MEMIO_DATA_LEN_S    0
1407 #define ULP_MEMIO_DATA_LEN_V(x) ((x) << ULP_MEMIO_DATA_LEN_S)
1408 
1409 #endif  /* __T4_MSG_H */
1410