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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
55 CPL_CLOSE_LISTSRV_RPL = 0x20,
56 CPL_L2T_WRITE_RPL = 0x23,
57 CPL_PASS_OPEN_RPL = 0x24,
58 CPL_ACT_OPEN_RPL = 0x25,
59 CPL_PEER_CLOSE = 0x26,
60 CPL_ABORT_REQ_RSS = 0x2B,
61 CPL_ABORT_RPL_RSS = 0x2D,
62
63 CPL_CLOSE_CON_RPL = 0x32,
64 CPL_ISCSI_HDR = 0x33,
65 CPL_RDMA_CQE = 0x35,
66 CPL_RDMA_CQE_READ_RSP = 0x36,
67 CPL_RDMA_CQE_ERR = 0x37,
68 CPL_RX_DATA = 0x39,
69 CPL_SET_TCB_RPL = 0x3A,
70 CPL_RX_PKT = 0x3B,
71 CPL_RX_DDP_COMPLETE = 0x3F,
72
73 CPL_ACT_ESTABLISH = 0x40,
74 CPL_PASS_ESTABLISH = 0x41,
75 CPL_RX_DATA_DDP = 0x42,
76 CPL_PASS_ACCEPT_REQ = 0x44,
77 CPL_TRACE_PKT_T5 = 0x48,
78 CPL_RX_ISCSI_DDP = 0x49,
79
80 CPL_RDMA_READ_REQ = 0x60,
81
82 CPL_PASS_OPEN_REQ6 = 0x81,
83 CPL_ACT_OPEN_REQ6 = 0x83,
84
85 CPL_RDMA_TERMINATE = 0xA2,
86 CPL_RDMA_WRITE = 0xA4,
87 CPL_SGE_EGR_UPDATE = 0xA5,
88
89 CPL_TRACE_PKT = 0xB0,
90 CPL_ISCSI_DATA = 0xB2,
91
92 CPL_FW4_MSG = 0xC0,
93 CPL_FW4_PLD = 0xC1,
94 CPL_FW4_ACK = 0xC3,
95
96 CPL_FW6_MSG = 0xE0,
97 CPL_FW6_PLD = 0xE1,
98 CPL_TX_PKT_LSO = 0xED,
99 CPL_TX_PKT_XT = 0xEE,
100
101 NUM_CPL_CMDS
102 };
103
104 enum CPL_error {
105 CPL_ERR_NONE = 0,
106 CPL_ERR_TCAM_FULL = 3,
107 CPL_ERR_BAD_LENGTH = 15,
108 CPL_ERR_BAD_ROUTE = 18,
109 CPL_ERR_CONN_RESET = 20,
110 CPL_ERR_CONN_EXIST_SYNRECV = 21,
111 CPL_ERR_CONN_EXIST = 22,
112 CPL_ERR_ARP_MISS = 23,
113 CPL_ERR_BAD_SYN = 24,
114 CPL_ERR_CONN_TIMEDOUT = 30,
115 CPL_ERR_XMIT_TIMEDOUT = 31,
116 CPL_ERR_PERSIST_TIMEDOUT = 32,
117 CPL_ERR_FINWAIT2_TIMEDOUT = 33,
118 CPL_ERR_KEEPALIVE_TIMEDOUT = 34,
119 CPL_ERR_RTX_NEG_ADVICE = 35,
120 CPL_ERR_PERSIST_NEG_ADVICE = 36,
121 CPL_ERR_KEEPALV_NEG_ADVICE = 37,
122 CPL_ERR_ABORT_FAILED = 42,
123 CPL_ERR_IWARP_FLM = 50,
124 };
125
126 enum {
127 CPL_CONN_POLICY_AUTO = 0,
128 CPL_CONN_POLICY_ASK = 1,
129 CPL_CONN_POLICY_FILTER = 2,
130 CPL_CONN_POLICY_DENY = 3
131 };
132
133 enum {
134 ULP_MODE_NONE = 0,
135 ULP_MODE_ISCSI = 2,
136 ULP_MODE_RDMA = 4,
137 ULP_MODE_TCPDDP = 5,
138 ULP_MODE_FCOE = 6,
139 };
140
141 enum {
142 ULP_CRC_HEADER = 1 << 0,
143 ULP_CRC_DATA = 1 << 1
144 };
145
146 enum {
147 CPL_ABORT_SEND_RST = 0,
148 CPL_ABORT_NO_RST,
149 };
150
151 enum { /* TX_PKT_XT checksum types */
152 TX_CSUM_TCP = 0,
153 TX_CSUM_UDP = 1,
154 TX_CSUM_CRC16 = 4,
155 TX_CSUM_CRC32 = 5,
156 TX_CSUM_CRC32C = 6,
157 TX_CSUM_FCOE = 7,
158 TX_CSUM_TCPIP = 8,
159 TX_CSUM_UDPIP = 9,
160 TX_CSUM_TCPIP6 = 10,
161 TX_CSUM_UDPIP6 = 11,
162 TX_CSUM_IP = 12,
163 };
164
165 union opcode_tid {
166 __be32 opcode_tid;
167 u8 opcode;
168 };
169
170 #define CPL_OPCODE_S 24
171 #define CPL_OPCODE_V(x) ((x) << CPL_OPCODE_S)
172 #define CPL_OPCODE_G(x) (((x) >> CPL_OPCODE_S) & 0xFF)
173 #define TID_G(x) ((x) & 0xFFFFFF)
174
175 /* tid is assumed to be 24-bits */
176 #define MK_OPCODE_TID(opcode, tid) (CPL_OPCODE_V(opcode) | (tid))
177
178 #define OPCODE_TID(cmd) ((cmd)->ot.opcode_tid)
179
180 /* extract the TID from a CPL command */
181 #define GET_TID(cmd) (TID_G(be32_to_cpu(OPCODE_TID(cmd))))
182
183 /* partitioning of TID fields that also carry a queue id */
184 #define TID_TID_S 0
185 #define TID_TID_M 0x3fff
186 #define TID_TID_G(x) (((x) >> TID_TID_S) & TID_TID_M)
187
188 #define TID_QID_S 14
189 #define TID_QID_M 0x3ff
190 #define TID_QID_V(x) ((x) << TID_QID_S)
191 #define TID_QID_G(x) (((x) >> TID_QID_S) & TID_QID_M)
192
193 struct rss_header {
194 u8 opcode;
195 #if defined(__LITTLE_ENDIAN_BITFIELD)
196 u8 channel:2;
197 u8 filter_hit:1;
198 u8 filter_tid:1;
199 u8 hash_type:2;
200 u8 ipv6:1;
201 u8 send2fw:1;
202 #else
203 u8 send2fw:1;
204 u8 ipv6:1;
205 u8 hash_type:2;
206 u8 filter_tid:1;
207 u8 filter_hit:1;
208 u8 channel:2;
209 #endif
210 __be16 qid;
211 __be32 hash_val;
212 };
213
214 struct work_request_hdr {
215 __be32 wr_hi;
216 __be32 wr_mid;
217 __be64 wr_lo;
218 };
219
220 /* wr_hi fields */
221 #define WR_OP_S 24
222 #define WR_OP_V(x) ((__u64)(x) << WR_OP_S)
223
224 #define WR_HDR struct work_request_hdr wr
225
226 /* option 0 fields */
227 #define TX_CHAN_S 2
228 #define TX_CHAN_V(x) ((x) << TX_CHAN_S)
229
230 #define ULP_MODE_S 8
231 #define ULP_MODE_V(x) ((x) << ULP_MODE_S)
232
233 #define RCV_BUFSIZ_S 12
234 #define RCV_BUFSIZ_M 0x3FFU
235 #define RCV_BUFSIZ_V(x) ((x) << RCV_BUFSIZ_S)
236
237 #define SMAC_SEL_S 28
238 #define SMAC_SEL_V(x) ((__u64)(x) << SMAC_SEL_S)
239
240 #define L2T_IDX_S 36
241 #define L2T_IDX_V(x) ((__u64)(x) << L2T_IDX_S)
242
243 #define WND_SCALE_S 50
244 #define WND_SCALE_V(x) ((__u64)(x) << WND_SCALE_S)
245
246 #define KEEP_ALIVE_S 54
247 #define KEEP_ALIVE_V(x) ((__u64)(x) << KEEP_ALIVE_S)
248 #define KEEP_ALIVE_F KEEP_ALIVE_V(1ULL)
249
250 #define MSS_IDX_S 60
251 #define MSS_IDX_M 0xF
252 #define MSS_IDX_V(x) ((__u64)(x) << MSS_IDX_S)
253 #define MSS_IDX_G(x) (((x) >> MSS_IDX_S) & MSS_IDX_M)
254
255 /* option 2 fields */
256 #define RSS_QUEUE_S 0
257 #define RSS_QUEUE_M 0x3FF
258 #define RSS_QUEUE_V(x) ((x) << RSS_QUEUE_S)
259 #define RSS_QUEUE_G(x) (((x) >> RSS_QUEUE_S) & RSS_QUEUE_M)
260
261 #define RSS_QUEUE_VALID_S 10
262 #define RSS_QUEUE_VALID_V(x) ((x) << RSS_QUEUE_VALID_S)
263 #define RSS_QUEUE_VALID_F RSS_QUEUE_VALID_V(1U)
264
265 #define RX_FC_DISABLE_S 20
266 #define RX_FC_DISABLE_V(x) ((x) << RX_FC_DISABLE_S)
267 #define RX_FC_DISABLE_F RX_FC_DISABLE_V(1U)
268
269 #define RX_FC_VALID_S 22
270 #define RX_FC_VALID_V(x) ((x) << RX_FC_VALID_S)
271 #define RX_FC_VALID_F RX_FC_VALID_V(1U)
272
273 #define RX_CHANNEL_S 26
274 #define RX_CHANNEL_V(x) ((x) << RX_CHANNEL_S)
275
276 #define WND_SCALE_EN_S 28
277 #define WND_SCALE_EN_V(x) ((x) << WND_SCALE_EN_S)
278 #define WND_SCALE_EN_F WND_SCALE_EN_V(1U)
279
280 #define T5_OPT_2_VALID_S 31
281 #define T5_OPT_2_VALID_V(x) ((x) << T5_OPT_2_VALID_S)
282 #define T5_OPT_2_VALID_F T5_OPT_2_VALID_V(1U)
283
284 struct cpl_pass_open_req {
285 WR_HDR;
286 union opcode_tid ot;
287 __be16 local_port;
288 __be16 peer_port;
289 __be32 local_ip;
290 __be32 peer_ip;
291 __be64 opt0;
292 __be64 opt1;
293 };
294
295 /* option 0 fields */
296 #define NO_CONG_S 4
297 #define NO_CONG_V(x) ((x) << NO_CONG_S)
298 #define NO_CONG_F NO_CONG_V(1U)
299
300 #define DELACK_S 5
301 #define DELACK_V(x) ((x) << DELACK_S)
302 #define DELACK_F DELACK_V(1U)
303
304 #define DSCP_S 22
305 #define DSCP_M 0x3F
306 #define DSCP_V(x) ((x) << DSCP_S)
307 #define DSCP_G(x) (((x) >> DSCP_S) & DSCP_M)
308
309 #define TCAM_BYPASS_S 48
310 #define TCAM_BYPASS_V(x) ((__u64)(x) << TCAM_BYPASS_S)
311 #define TCAM_BYPASS_F TCAM_BYPASS_V(1ULL)
312
313 #define NAGLE_S 49
314 #define NAGLE_V(x) ((__u64)(x) << NAGLE_S)
315 #define NAGLE_F NAGLE_V(1ULL)
316
317 /* option 1 fields */
318 #define SYN_RSS_ENABLE_S 0
319 #define SYN_RSS_ENABLE_V(x) ((x) << SYN_RSS_ENABLE_S)
320 #define SYN_RSS_ENABLE_F SYN_RSS_ENABLE_V(1U)
321
322 #define SYN_RSS_QUEUE_S 2
323 #define SYN_RSS_QUEUE_V(x) ((x) << SYN_RSS_QUEUE_S)
324
325 #define CONN_POLICY_S 22
326 #define CONN_POLICY_V(x) ((x) << CONN_POLICY_S)
327
328 struct cpl_pass_open_req6 {
329 WR_HDR;
330 union opcode_tid ot;
331 __be16 local_port;
332 __be16 peer_port;
333 __be64 local_ip_hi;
334 __be64 local_ip_lo;
335 __be64 peer_ip_hi;
336 __be64 peer_ip_lo;
337 __be64 opt0;
338 __be64 opt1;
339 };
340
341 struct cpl_pass_open_rpl {
342 union opcode_tid ot;
343 u8 rsvd[3];
344 u8 status;
345 };
346
347 struct cpl_pass_accept_rpl {
348 WR_HDR;
349 union opcode_tid ot;
350 __be32 opt2;
351 __be64 opt0;
352 };
353
354 /* option 2 fields */
355 #define RX_COALESCE_VALID_S 11
356 #define RX_COALESCE_VALID_V(x) ((x) << RX_COALESCE_VALID_S)
357 #define RX_COALESCE_VALID_F RX_COALESCE_VALID_V(1U)
358
359 #define RX_COALESCE_S 12
360 #define RX_COALESCE_V(x) ((x) << RX_COALESCE_S)
361
362 #define PACE_S 16
363 #define PACE_V(x) ((x) << PACE_S)
364
365 #define TX_QUEUE_S 23
366 #define TX_QUEUE_M 0x7
367 #define TX_QUEUE_V(x) ((x) << TX_QUEUE_S)
368 #define TX_QUEUE_G(x) (((x) >> TX_QUEUE_S) & TX_QUEUE_M)
369
370 #define CCTRL_ECN_S 27
371 #define CCTRL_ECN_V(x) ((x) << CCTRL_ECN_S)
372 #define CCTRL_ECN_F CCTRL_ECN_V(1U)
373
374 #define TSTAMPS_EN_S 29
375 #define TSTAMPS_EN_V(x) ((x) << TSTAMPS_EN_S)
376 #define TSTAMPS_EN_F TSTAMPS_EN_V(1U)
377
378 #define SACK_EN_S 30
379 #define SACK_EN_V(x) ((x) << SACK_EN_S)
380 #define SACK_EN_F SACK_EN_V(1U)
381
382 struct cpl_t5_pass_accept_rpl {
383 WR_HDR;
384 union opcode_tid ot;
385 __be32 opt2;
386 __be64 opt0;
387 __be32 iss;
388 __be32 rsvd;
389 };
390
391 struct cpl_act_open_req {
392 WR_HDR;
393 union opcode_tid ot;
394 __be16 local_port;
395 __be16 peer_port;
396 __be32 local_ip;
397 __be32 peer_ip;
398 __be64 opt0;
399 __be32 params;
400 __be32 opt2;
401 };
402
403 #define FILTER_TUPLE_S 24
404 #define FILTER_TUPLE_M 0xFFFFFFFFFF
405 #define FILTER_TUPLE_V(x) ((x) << FILTER_TUPLE_S)
406 #define FILTER_TUPLE_G(x) (((x) >> FILTER_TUPLE_S) & FILTER_TUPLE_M)
407 struct cpl_t5_act_open_req {
408 WR_HDR;
409 union opcode_tid ot;
410 __be16 local_port;
411 __be16 peer_port;
412 __be32 local_ip;
413 __be32 peer_ip;
414 __be64 opt0;
415 __be32 rsvd;
416 __be32 opt2;
417 __be64 params;
418 };
419
420 struct cpl_act_open_req6 {
421 WR_HDR;
422 union opcode_tid ot;
423 __be16 local_port;
424 __be16 peer_port;
425 __be64 local_ip_hi;
426 __be64 local_ip_lo;
427 __be64 peer_ip_hi;
428 __be64 peer_ip_lo;
429 __be64 opt0;
430 __be32 params;
431 __be32 opt2;
432 };
433
434 struct cpl_t5_act_open_req6 {
435 WR_HDR;
436 union opcode_tid ot;
437 __be16 local_port;
438 __be16 peer_port;
439 __be64 local_ip_hi;
440 __be64 local_ip_lo;
441 __be64 peer_ip_hi;
442 __be64 peer_ip_lo;
443 __be64 opt0;
444 __be32 rsvd;
445 __be32 opt2;
446 __be64 params;
447 };
448
449 struct cpl_act_open_rpl {
450 union opcode_tid ot;
451 __be32 atid_status;
452 };
453
454 /* cpl_act_open_rpl.atid_status fields */
455 #define AOPEN_STATUS_S 0
456 #define AOPEN_STATUS_M 0xFF
457 #define AOPEN_STATUS_G(x) (((x) >> AOPEN_STATUS_S) & AOPEN_STATUS_M)
458
459 #define AOPEN_ATID_S 8
460 #define AOPEN_ATID_M 0xFFFFFF
461 #define AOPEN_ATID_G(x) (((x) >> AOPEN_ATID_S) & AOPEN_ATID_M)
462
463 struct cpl_pass_establish {
464 union opcode_tid ot;
465 __be32 rsvd;
466 __be32 tos_stid;
467 __be16 mac_idx;
468 __be16 tcp_opt;
469 __be32 snd_isn;
470 __be32 rcv_isn;
471 };
472
473 /* cpl_pass_establish.tos_stid fields */
474 #define PASS_OPEN_TID_S 0
475 #define PASS_OPEN_TID_M 0xFFFFFF
476 #define PASS_OPEN_TID_V(x) ((x) << PASS_OPEN_TID_S)
477 #define PASS_OPEN_TID_G(x) (((x) >> PASS_OPEN_TID_S) & PASS_OPEN_TID_M)
478
479 #define PASS_OPEN_TOS_S 24
480 #define PASS_OPEN_TOS_M 0xFF
481 #define PASS_OPEN_TOS_V(x) ((x) << PASS_OPEN_TOS_S)
482 #define PASS_OPEN_TOS_G(x) (((x) >> PASS_OPEN_TOS_S) & PASS_OPEN_TOS_M)
483
484 /* cpl_pass_establish.tcp_opt fields (also applies to act_open_establish) */
485 #define TCPOPT_WSCALE_OK_S 5
486 #define TCPOPT_WSCALE_OK_M 0x1
487 #define TCPOPT_WSCALE_OK_G(x) \
488 (((x) >> TCPOPT_WSCALE_OK_S) & TCPOPT_WSCALE_OK_M)
489
490 #define TCPOPT_SACK_S 6
491 #define TCPOPT_SACK_M 0x1
492 #define TCPOPT_SACK_G(x) (((x) >> TCPOPT_SACK_S) & TCPOPT_SACK_M)
493
494 #define TCPOPT_TSTAMP_S 7
495 #define TCPOPT_TSTAMP_M 0x1
496 #define TCPOPT_TSTAMP_G(x) (((x) >> TCPOPT_TSTAMP_S) & TCPOPT_TSTAMP_M)
497
498 #define TCPOPT_SND_WSCALE_S 8
499 #define TCPOPT_SND_WSCALE_M 0xF
500 #define TCPOPT_SND_WSCALE_G(x) \
501 (((x) >> TCPOPT_SND_WSCALE_S) & TCPOPT_SND_WSCALE_M)
502
503 #define TCPOPT_MSS_S 12
504 #define TCPOPT_MSS_M 0xF
505 #define TCPOPT_MSS_G(x) (((x) >> TCPOPT_MSS_S) & TCPOPT_MSS_M)
506
507 struct cpl_act_establish {
508 union opcode_tid ot;
509 __be32 rsvd;
510 __be32 tos_atid;
511 __be16 mac_idx;
512 __be16 tcp_opt;
513 __be32 snd_isn;
514 __be32 rcv_isn;
515 };
516
517 struct cpl_get_tcb {
518 WR_HDR;
519 union opcode_tid ot;
520 __be16 reply_ctrl;
521 __be16 cookie;
522 };
523
524 /* cpl_get_tcb.reply_ctrl fields */
525 #define QUEUENO_S 0
526 #define QUEUENO_V(x) ((x) << QUEUENO_S)
527
528 #define REPLY_CHAN_S 14
529 #define REPLY_CHAN_V(x) ((x) << REPLY_CHAN_S)
530 #define REPLY_CHAN_F REPLY_CHAN_V(1U)
531
532 #define NO_REPLY_S 15
533 #define NO_REPLY_V(x) ((x) << NO_REPLY_S)
534 #define NO_REPLY_F NO_REPLY_V(1U)
535
536 struct cpl_set_tcb_field {
537 WR_HDR;
538 union opcode_tid ot;
539 __be16 reply_ctrl;
540 __be16 word_cookie;
541 __be64 mask;
542 __be64 val;
543 };
544
545 /* cpl_set_tcb_field.word_cookie fields */
546 #define TCB_WORD_S 0
547 #define TCB_WORD(x) ((x) << TCB_WORD_S)
548
549 #define TCB_COOKIE_S 5
550 #define TCB_COOKIE_M 0x7
551 #define TCB_COOKIE_V(x) ((x) << TCB_COOKIE_S)
552 #define TCB_COOKIE_G(x) (((x) >> TCB_COOKIE_S) & TCB_COOKIE_M)
553
554 struct cpl_set_tcb_rpl {
555 union opcode_tid ot;
556 __be16 rsvd;
557 u8 cookie;
558 u8 status;
559 __be64 oldval;
560 };
561
562 struct cpl_close_con_req {
563 WR_HDR;
564 union opcode_tid ot;
565 __be32 rsvd;
566 };
567
568 struct cpl_close_con_rpl {
569 union opcode_tid ot;
570 u8 rsvd[3];
571 u8 status;
572 __be32 snd_nxt;
573 __be32 rcv_nxt;
574 };
575
576 struct cpl_close_listsvr_req {
577 WR_HDR;
578 union opcode_tid ot;
579 __be16 reply_ctrl;
580 __be16 rsvd;
581 };
582
583 /* additional cpl_close_listsvr_req.reply_ctrl field */
584 #define LISTSVR_IPV6_S 14
585 #define LISTSVR_IPV6_V(x) ((x) << LISTSVR_IPV6_S)
586 #define LISTSVR_IPV6_F LISTSVR_IPV6_V(1U)
587
588 struct cpl_close_listsvr_rpl {
589 union opcode_tid ot;
590 u8 rsvd[3];
591 u8 status;
592 };
593
594 struct cpl_abort_req_rss {
595 union opcode_tid ot;
596 u8 rsvd[3];
597 u8 status;
598 };
599
600 struct cpl_abort_req {
601 WR_HDR;
602 union opcode_tid ot;
603 __be32 rsvd0;
604 u8 rsvd1;
605 u8 cmd;
606 u8 rsvd2[6];
607 };
608
609 struct cpl_abort_rpl_rss {
610 union opcode_tid ot;
611 u8 rsvd[3];
612 u8 status;
613 };
614
615 struct cpl_abort_rpl {
616 WR_HDR;
617 union opcode_tid ot;
618 __be32 rsvd0;
619 u8 rsvd1;
620 u8 cmd;
621 u8 rsvd2[6];
622 };
623
624 struct cpl_peer_close {
625 union opcode_tid ot;
626 __be32 rcv_nxt;
627 };
628
629 struct cpl_tid_release {
630 WR_HDR;
631 union opcode_tid ot;
632 __be32 rsvd;
633 };
634
635 struct cpl_tx_pkt_core {
636 __be32 ctrl0;
637 __be16 pack;
638 __be16 len;
639 __be64 ctrl1;
640 };
641
642 struct cpl_tx_pkt {
643 WR_HDR;
644 struct cpl_tx_pkt_core c;
645 };
646
647 #define cpl_tx_pkt_xt cpl_tx_pkt
648
649 /* cpl_tx_pkt_core.ctrl0 fields */
650 #define TXPKT_VF_S 0
651 #define TXPKT_VF_V(x) ((x) << TXPKT_VF_S)
652
653 #define TXPKT_PF_S 8
654 #define TXPKT_PF_V(x) ((x) << TXPKT_PF_S)
655
656 #define TXPKT_VF_VLD_S 11
657 #define TXPKT_VF_VLD_V(x) ((x) << TXPKT_VF_VLD_S)
658 #define TXPKT_VF_VLD_F TXPKT_VF_VLD_V(1U)
659
660 #define TXPKT_OVLAN_IDX_S 12
661 #define TXPKT_OVLAN_IDX_V(x) ((x) << TXPKT_OVLAN_IDX_S)
662
663 #define TXPKT_INTF_S 16
664 #define TXPKT_INTF_V(x) ((x) << TXPKT_INTF_S)
665
666 #define TXPKT_INS_OVLAN_S 21
667 #define TXPKT_INS_OVLAN_V(x) ((x) << TXPKT_INS_OVLAN_S)
668 #define TXPKT_INS_OVLAN_F TXPKT_INS_OVLAN_V(1U)
669
670 #define TXPKT_OPCODE_S 24
671 #define TXPKT_OPCODE_V(x) ((x) << TXPKT_OPCODE_S)
672
673 /* cpl_tx_pkt_core.ctrl1 fields */
674 #define TXPKT_CSUM_END_S 12
675 #define TXPKT_CSUM_END_V(x) ((x) << TXPKT_CSUM_END_S)
676
677 #define TXPKT_CSUM_START_S 20
678 #define TXPKT_CSUM_START_V(x) ((x) << TXPKT_CSUM_START_S)
679
680 #define TXPKT_IPHDR_LEN_S 20
681 #define TXPKT_IPHDR_LEN_V(x) ((__u64)(x) << TXPKT_IPHDR_LEN_S)
682
683 #define TXPKT_CSUM_LOC_S 30
684 #define TXPKT_CSUM_LOC_V(x) ((__u64)(x) << TXPKT_CSUM_LOC_S)
685
686 #define TXPKT_ETHHDR_LEN_S 34
687 #define TXPKT_ETHHDR_LEN_V(x) ((__u64)(x) << TXPKT_ETHHDR_LEN_S)
688
689 #define T6_TXPKT_ETHHDR_LEN_S 32
690 #define T6_TXPKT_ETHHDR_LEN_V(x) ((__u64)(x) << T6_TXPKT_ETHHDR_LEN_S)
691
692 #define TXPKT_CSUM_TYPE_S 40
693 #define TXPKT_CSUM_TYPE_V(x) ((__u64)(x) << TXPKT_CSUM_TYPE_S)
694
695 #define TXPKT_VLAN_S 44
696 #define TXPKT_VLAN_V(x) ((__u64)(x) << TXPKT_VLAN_S)
697
698 #define TXPKT_VLAN_VLD_S 60
699 #define TXPKT_VLAN_VLD_V(x) ((__u64)(x) << TXPKT_VLAN_VLD_S)
700 #define TXPKT_VLAN_VLD_F TXPKT_VLAN_VLD_V(1ULL)
701
702 #define TXPKT_IPCSUM_DIS_S 62
703 #define TXPKT_IPCSUM_DIS_V(x) ((__u64)(x) << TXPKT_IPCSUM_DIS_S)
704 #define TXPKT_IPCSUM_DIS_F TXPKT_IPCSUM_DIS_V(1ULL)
705
706 #define TXPKT_L4CSUM_DIS_S 63
707 #define TXPKT_L4CSUM_DIS_V(x) ((__u64)(x) << TXPKT_L4CSUM_DIS_S)
708 #define TXPKT_L4CSUM_DIS_F TXPKT_L4CSUM_DIS_V(1ULL)
709
710 struct cpl_tx_pkt_lso_core {
711 __be32 lso_ctrl;
712 __be16 ipid_ofst;
713 __be16 mss;
714 __be32 seqno_offset;
715 __be32 len;
716 /* encapsulated CPL (TX_PKT, TX_PKT_XT or TX_DATA) follows here */
717 };
718
719 /* cpl_tx_pkt_lso_core.lso_ctrl fields */
720 #define LSO_TCPHDR_LEN_S 0
721 #define LSO_TCPHDR_LEN_V(x) ((x) << LSO_TCPHDR_LEN_S)
722
723 #define LSO_IPHDR_LEN_S 4
724 #define LSO_IPHDR_LEN_V(x) ((x) << LSO_IPHDR_LEN_S)
725
726 #define LSO_ETHHDR_LEN_S 16
727 #define LSO_ETHHDR_LEN_V(x) ((x) << LSO_ETHHDR_LEN_S)
728
729 #define LSO_IPV6_S 20
730 #define LSO_IPV6_V(x) ((x) << LSO_IPV6_S)
731 #define LSO_IPV6_F LSO_IPV6_V(1U)
732
733 #define LSO_LAST_SLICE_S 22
734 #define LSO_LAST_SLICE_V(x) ((x) << LSO_LAST_SLICE_S)
735 #define LSO_LAST_SLICE_F LSO_LAST_SLICE_V(1U)
736
737 #define LSO_FIRST_SLICE_S 23
738 #define LSO_FIRST_SLICE_V(x) ((x) << LSO_FIRST_SLICE_S)
739 #define LSO_FIRST_SLICE_F LSO_FIRST_SLICE_V(1U)
740
741 #define LSO_OPCODE_S 24
742 #define LSO_OPCODE_V(x) ((x) << LSO_OPCODE_S)
743
744 #define LSO_T5_XFER_SIZE_S 0
745 #define LSO_T5_XFER_SIZE_V(x) ((x) << LSO_T5_XFER_SIZE_S)
746
747 struct cpl_tx_pkt_lso {
748 WR_HDR;
749 struct cpl_tx_pkt_lso_core c;
750 /* encapsulated CPL (TX_PKT, TX_PKT_XT or TX_DATA) follows here */
751 };
752
753 struct cpl_iscsi_hdr {
754 union opcode_tid ot;
755 __be16 pdu_len_ddp;
756 __be16 len;
757 __be32 seq;
758 __be16 urg;
759 u8 rsvd;
760 u8 status;
761 };
762
763 /* cpl_iscsi_hdr.pdu_len_ddp fields */
764 #define ISCSI_PDU_LEN_S 0
765 #define ISCSI_PDU_LEN_M 0x7FFF
766 #define ISCSI_PDU_LEN_V(x) ((x) << ISCSI_PDU_LEN_S)
767 #define ISCSI_PDU_LEN_G(x) (((x) >> ISCSI_PDU_LEN_S) & ISCSI_PDU_LEN_M)
768
769 #define ISCSI_DDP_S 15
770 #define ISCSI_DDP_V(x) ((x) << ISCSI_DDP_S)
771 #define ISCSI_DDP_F ISCSI_DDP_V(1U)
772
773 struct cpl_rx_data {
774 union opcode_tid ot;
775 __be16 rsvd;
776 __be16 len;
777 __be32 seq;
778 __be16 urg;
779 #if defined(__LITTLE_ENDIAN_BITFIELD)
780 u8 dack_mode:2;
781 u8 psh:1;
782 u8 heartbeat:1;
783 u8 ddp_off:1;
784 u8 :3;
785 #else
786 u8 :3;
787 u8 ddp_off:1;
788 u8 heartbeat:1;
789 u8 psh:1;
790 u8 dack_mode:2;
791 #endif
792 u8 status;
793 };
794
795 struct cpl_rx_data_ack {
796 WR_HDR;
797 union opcode_tid ot;
798 __be32 credit_dack;
799 };
800
801 /* cpl_rx_data_ack.ack_seq fields */
802 #define RX_CREDITS_S 0
803 #define RX_CREDITS_V(x) ((x) << RX_CREDITS_S)
804
805 #define RX_FORCE_ACK_S 28
806 #define RX_FORCE_ACK_V(x) ((x) << RX_FORCE_ACK_S)
807 #define RX_FORCE_ACK_F RX_FORCE_ACK_V(1U)
808
809 struct cpl_rx_pkt {
810 struct rss_header rsshdr;
811 u8 opcode;
812 #if defined(__LITTLE_ENDIAN_BITFIELD)
813 u8 iff:4;
814 u8 csum_calc:1;
815 u8 ipmi_pkt:1;
816 u8 vlan_ex:1;
817 u8 ip_frag:1;
818 #else
819 u8 ip_frag:1;
820 u8 vlan_ex:1;
821 u8 ipmi_pkt:1;
822 u8 csum_calc:1;
823 u8 iff:4;
824 #endif
825 __be16 csum;
826 __be16 vlan;
827 __be16 len;
828 __be32 l2info;
829 __be16 hdr_len;
830 __be16 err_vec;
831 };
832
833 #define RXF_PSH_S 20
834 #define RXF_PSH_V(x) ((x) << RXF_PSH_S)
835 #define RXF_PSH_F RXF_PSH_V(1U)
836
837 #define RXF_SYN_S 21
838 #define RXF_SYN_V(x) ((x) << RXF_SYN_S)
839 #define RXF_SYN_F RXF_SYN_V(1U)
840
841 #define RXF_UDP_S 22
842 #define RXF_UDP_V(x) ((x) << RXF_UDP_S)
843 #define RXF_UDP_F RXF_UDP_V(1U)
844
845 #define RXF_TCP_S 23
846 #define RXF_TCP_V(x) ((x) << RXF_TCP_S)
847 #define RXF_TCP_F RXF_TCP_V(1U)
848
849 #define RXF_IP_S 24
850 #define RXF_IP_V(x) ((x) << RXF_IP_S)
851 #define RXF_IP_F RXF_IP_V(1U)
852
853 #define RXF_IP6_S 25
854 #define RXF_IP6_V(x) ((x) << RXF_IP6_S)
855 #define RXF_IP6_F RXF_IP6_V(1U)
856
857 #define RXF_SYN_COOKIE_S 26
858 #define RXF_SYN_COOKIE_V(x) ((x) << RXF_SYN_COOKIE_S)
859 #define RXF_SYN_COOKIE_F RXF_SYN_COOKIE_V(1U)
860
861 #define RXF_FCOE_S 26
862 #define RXF_FCOE_V(x) ((x) << RXF_FCOE_S)
863 #define RXF_FCOE_F RXF_FCOE_V(1U)
864
865 #define RXF_LRO_S 27
866 #define RXF_LRO_V(x) ((x) << RXF_LRO_S)
867 #define RXF_LRO_F RXF_LRO_V(1U)
868
869 /* rx_pkt.l2info fields */
870 #define RX_ETHHDR_LEN_S 0
871 #define RX_ETHHDR_LEN_M 0x1F
872 #define RX_ETHHDR_LEN_V(x) ((x) << RX_ETHHDR_LEN_S)
873 #define RX_ETHHDR_LEN_G(x) (((x) >> RX_ETHHDR_LEN_S) & RX_ETHHDR_LEN_M)
874
875 #define RX_T5_ETHHDR_LEN_S 0
876 #define RX_T5_ETHHDR_LEN_M 0x3F
877 #define RX_T5_ETHHDR_LEN_V(x) ((x) << RX_T5_ETHHDR_LEN_S)
878 #define RX_T5_ETHHDR_LEN_G(x) (((x) >> RX_T5_ETHHDR_LEN_S) & RX_T5_ETHHDR_LEN_M)
879
880 #define RX_MACIDX_S 8
881 #define RX_MACIDX_M 0x1FF
882 #define RX_MACIDX_V(x) ((x) << RX_MACIDX_S)
883 #define RX_MACIDX_G(x) (((x) >> RX_MACIDX_S) & RX_MACIDX_M)
884
885 #define RXF_SYN_S 21
886 #define RXF_SYN_V(x) ((x) << RXF_SYN_S)
887 #define RXF_SYN_F RXF_SYN_V(1U)
888
889 #define RX_CHAN_S 28
890 #define RX_CHAN_M 0xF
891 #define RX_CHAN_V(x) ((x) << RX_CHAN_S)
892 #define RX_CHAN_G(x) (((x) >> RX_CHAN_S) & RX_CHAN_M)
893
894 /* rx_pkt.hdr_len fields */
895 #define RX_TCPHDR_LEN_S 0
896 #define RX_TCPHDR_LEN_M 0x3F
897 #define RX_TCPHDR_LEN_V(x) ((x) << RX_TCPHDR_LEN_S)
898 #define RX_TCPHDR_LEN_G(x) (((x) >> RX_TCPHDR_LEN_S) & RX_TCPHDR_LEN_M)
899
900 #define RX_IPHDR_LEN_S 6
901 #define RX_IPHDR_LEN_M 0x3FF
902 #define RX_IPHDR_LEN_V(x) ((x) << RX_IPHDR_LEN_S)
903 #define RX_IPHDR_LEN_G(x) (((x) >> RX_IPHDR_LEN_S) & RX_IPHDR_LEN_M)
904
905 /* rx_pkt.err_vec fields */
906 #define RXERR_CSUM_S 13
907 #define RXERR_CSUM_V(x) ((x) << RXERR_CSUM_S)
908 #define RXERR_CSUM_F RXERR_CSUM_V(1U)
909
910 struct cpl_trace_pkt {
911 u8 opcode;
912 u8 intf;
913 #if defined(__LITTLE_ENDIAN_BITFIELD)
914 u8 runt:4;
915 u8 filter_hit:4;
916 u8 :6;
917 u8 err:1;
918 u8 trunc:1;
919 #else
920 u8 filter_hit:4;
921 u8 runt:4;
922 u8 trunc:1;
923 u8 err:1;
924 u8 :6;
925 #endif
926 __be16 rsvd;
927 __be16 len;
928 __be64 tstamp;
929 };
930
931 struct cpl_t5_trace_pkt {
932 __u8 opcode;
933 __u8 intf;
934 #if defined(__LITTLE_ENDIAN_BITFIELD)
935 __u8 runt:4;
936 __u8 filter_hit:4;
937 __u8:6;
938 __u8 err:1;
939 __u8 trunc:1;
940 #else
941 __u8 filter_hit:4;
942 __u8 runt:4;
943 __u8 trunc:1;
944 __u8 err:1;
945 __u8:6;
946 #endif
947 __be16 rsvd;
948 __be16 len;
949 __be64 tstamp;
950 __be64 rsvd1;
951 };
952
953 struct cpl_l2t_write_req {
954 WR_HDR;
955 union opcode_tid ot;
956 __be16 params;
957 __be16 l2t_idx;
958 __be16 vlan;
959 u8 dst_mac[6];
960 };
961
962 /* cpl_l2t_write_req.params fields */
963 #define L2T_W_INFO_S 2
964 #define L2T_W_INFO_V(x) ((x) << L2T_W_INFO_S)
965
966 #define L2T_W_PORT_S 8
967 #define L2T_W_PORT_V(x) ((x) << L2T_W_PORT_S)
968
969 #define L2T_W_NOREPLY_S 15
970 #define L2T_W_NOREPLY_V(x) ((x) << L2T_W_NOREPLY_S)
971 #define L2T_W_NOREPLY_F L2T_W_NOREPLY_V(1U)
972
973 struct cpl_l2t_write_rpl {
974 union opcode_tid ot;
975 u8 status;
976 u8 rsvd[3];
977 };
978
979 struct cpl_rdma_terminate {
980 union opcode_tid ot;
981 __be16 rsvd;
982 __be16 len;
983 };
984
985 struct cpl_sge_egr_update {
986 __be32 opcode_qid;
987 __be16 cidx;
988 __be16 pidx;
989 };
990
991 /* cpl_sge_egr_update.ot fields */
992 #define EGR_QID_S 0
993 #define EGR_QID_M 0x1FFFF
994 #define EGR_QID_G(x) (((x) >> EGR_QID_S) & EGR_QID_M)
995
996 /* cpl_fw*.type values */
997 enum {
998 FW_TYPE_CMD_RPL = 0,
999 FW_TYPE_WR_RPL = 1,
1000 FW_TYPE_CQE = 2,
1001 FW_TYPE_OFLD_CONNECTION_WR_RPL = 3,
1002 FW_TYPE_RSSCPL = 4,
1003 };
1004
1005 struct cpl_fw4_pld {
1006 u8 opcode;
1007 u8 rsvd0[3];
1008 u8 type;
1009 u8 rsvd1;
1010 __be16 len;
1011 __be64 data;
1012 __be64 rsvd2;
1013 };
1014
1015 struct cpl_fw6_pld {
1016 u8 opcode;
1017 u8 rsvd[5];
1018 __be16 len;
1019 __be64 data[4];
1020 };
1021
1022 struct cpl_fw4_msg {
1023 u8 opcode;
1024 u8 type;
1025 __be16 rsvd0;
1026 __be32 rsvd1;
1027 __be64 data[2];
1028 };
1029
1030 struct cpl_fw4_ack {
1031 union opcode_tid ot;
1032 u8 credits;
1033 u8 rsvd0[2];
1034 u8 seq_vld;
1035 __be32 snd_nxt;
1036 __be32 snd_una;
1037 __be64 rsvd1;
1038 };
1039
1040 struct cpl_fw6_msg {
1041 u8 opcode;
1042 u8 type;
1043 __be16 rsvd0;
1044 __be32 rsvd1;
1045 __be64 data[4];
1046 };
1047
1048 /* cpl_fw6_msg.type values */
1049 enum {
1050 FW6_TYPE_CMD_RPL = 0,
1051 FW6_TYPE_WR_RPL = 1,
1052 FW6_TYPE_CQE = 2,
1053 FW6_TYPE_OFLD_CONNECTION_WR_RPL = 3,
1054 FW6_TYPE_RSSCPL = FW_TYPE_RSSCPL,
1055 };
1056
1057 struct cpl_fw6_msg_ofld_connection_wr_rpl {
1058 __u64 cookie;
1059 __be32 tid; /* or atid in case of active failure */
1060 __u8 t_state;
1061 __u8 retval;
1062 __u8 rsvd[2];
1063 };
1064
1065 enum {
1066 ULP_TX_MEM_READ = 2,
1067 ULP_TX_MEM_WRITE = 3,
1068 ULP_TX_PKT = 4
1069 };
1070
1071 enum {
1072 ULP_TX_SC_NOOP = 0x80,
1073 ULP_TX_SC_IMM = 0x81,
1074 ULP_TX_SC_DSGL = 0x82,
1075 ULP_TX_SC_ISGL = 0x83
1076 };
1077
1078 #define ULPTX_CMD_S 24
1079 #define ULPTX_CMD_V(x) ((x) << ULPTX_CMD_S)
1080
1081 struct ulptx_sge_pair {
1082 __be32 len[2];
1083 __be64 addr[2];
1084 };
1085
1086 struct ulptx_sgl {
1087 __be32 cmd_nsge;
1088 __be32 len0;
1089 __be64 addr0;
1090 struct ulptx_sge_pair sge[0];
1091 };
1092
1093 #define ULPTX_NSGE_S 0
1094 #define ULPTX_NSGE_V(x) ((x) << ULPTX_NSGE_S)
1095
1096 #define ULPTX_MORE_S 23
1097 #define ULPTX_MORE_V(x) ((x) << ULPTX_MORE_S)
1098 #define ULPTX_MORE_F ULPTX_MORE_V(1U)
1099
1100 struct ulp_mem_io {
1101 WR_HDR;
1102 __be32 cmd;
1103 __be32 len16; /* command length */
1104 __be32 dlen; /* data length in 32-byte units */
1105 __be32 lock_addr;
1106 };
1107
1108 #define ULP_MEMIO_LOCK_S 31
1109 #define ULP_MEMIO_LOCK_V(x) ((x) << ULP_MEMIO_LOCK_S)
1110 #define ULP_MEMIO_LOCK_F ULP_MEMIO_LOCK_V(1U)
1111
1112 /* additional ulp_mem_io.cmd fields */
1113 #define ULP_MEMIO_ORDER_S 23
1114 #define ULP_MEMIO_ORDER_V(x) ((x) << ULP_MEMIO_ORDER_S)
1115 #define ULP_MEMIO_ORDER_F ULP_MEMIO_ORDER_V(1U)
1116
1117 #define T5_ULP_MEMIO_IMM_S 23
1118 #define T5_ULP_MEMIO_IMM_V(x) ((x) << T5_ULP_MEMIO_IMM_S)
1119 #define T5_ULP_MEMIO_IMM_F T5_ULP_MEMIO_IMM_V(1U)
1120
1121 #define T5_ULP_MEMIO_ORDER_S 22
1122 #define T5_ULP_MEMIO_ORDER_V(x) ((x) << T5_ULP_MEMIO_ORDER_S)
1123 #define T5_ULP_MEMIO_ORDER_F T5_ULP_MEMIO_ORDER_V(1U)
1124
1125 /* ulp_mem_io.lock_addr fields */
1126 #define ULP_MEMIO_ADDR_S 0
1127 #define ULP_MEMIO_ADDR_V(x) ((x) << ULP_MEMIO_ADDR_S)
1128
1129 /* ulp_mem_io.dlen fields */
1130 #define ULP_MEMIO_DATA_LEN_S 0
1131 #define ULP_MEMIO_DATA_LEN_V(x) ((x) << ULP_MEMIO_DATA_LEN_S)
1132
1133 #endif /* __T4_MSG_H */