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ibmvnic: Implement per-queue statistics reporting
[mirror_ubuntu-bionic-kernel.git] / drivers / net / ethernet / ibm / ibmvnic.h
CommitLineData
032c5e82
TF		 1/**************************************************************************/
2/* */
3/* IBM System i and System p Virtual NIC Device Driver */
4/* Copyright (C) 2014 IBM Corp. */
5/* Santiago Leon (santi_leon@yahoo.com) */
6/* Thomas Falcon (tlfalcon@linux.vnet.ibm.com) */
7/* John Allen (jallen@linux.vnet.ibm.com) */
8/* */
9/* This program is free software; you can redistribute it and/or modify */
10/* it under the terms of the GNU General Public License as published by */
11/* the Free Software Foundation; either version 2 of the License, or */
12/* (at your option) any later version. */
13/* */
14/* This program is distributed in the hope that it will be useful, */
15/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
16/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
17/* GNU General Public License for more details. */
18/* */
19/* You should have received a copy of the GNU General Public License */
20/* along with this program. */
21/* */
22/* This module contains the implementation of a virtual ethernet device */
23/* for use with IBM i/pSeries LPAR Linux. It utilizes the logical LAN */
24/* option of the RS/6000 Platform Architecture to interface with virtual */
25/* ethernet NICs that are presented to the partition by the hypervisor. */
26/* */
27/**************************************************************************/
28
29#define IBMVNIC_NAME "ibmvnic"
9fa2f2cc 30#define IBMVNIC_DRIVER_VERSION "1.0.1"
032c5e82
TF		 31#define IBMVNIC_INVALID_MAP -1
32#define IBMVNIC_STATS_TIMEOUT 1
33/* basic structures plus 100 2k buffers */
34#define IBMVNIC_IO_ENTITLEMENT_DEFAULT 610305
35
36/* Initial module_parameters */
37#define IBMVNIC_RX_WEIGHT 16
38/* when changing this, update IBMVNIC_IO_ENTITLEMENT_DEFAULT */
39#define IBMVNIC_BUFFS_PER_POOL 100
40#define IBMVNIC_MAX_TX_QUEUES 5
41
42struct ibmvnic_login_buffer {
43 __be32 len;
44 __be32 version;
45#define INITIAL_VERSION_LB 1
46 __be32 num_txcomp_subcrqs;
47 __be32 off_txcomp_subcrqs;
48 __be32 num_rxcomp_subcrqs;
49 __be32 off_rxcomp_subcrqs;
50 __be32 login_rsp_ioba;
51 __be32 login_rsp_len;
52} __packed __aligned(8);
53
54struct ibmvnic_login_rsp_buffer {
55 __be32 len;
56 __be32 version;
57#define INITIAL_VERSION_LRB 1
58 __be32 num_txsubm_subcrqs;
59 __be32 off_txsubm_subcrqs;
60 __be32 num_rxadd_subcrqs;
61 __be32 off_rxadd_subcrqs;
62 __be32 off_rxadd_buff_size;
63 __be32 num_supp_tx_desc;
64 __be32 off_supp_tx_desc;
65} __packed __aligned(8);
66
67struct ibmvnic_query_ip_offload_buffer {
68 __be32 len;
69 __be32 version;
70#define INITIAL_VERSION_IOB 1
71 u8 ipv4_chksum;
72 u8 ipv6_chksum;
73 u8 tcp_ipv4_chksum;
74 u8 tcp_ipv6_chksum;
75 u8 udp_ipv4_chksum;
76 u8 udp_ipv6_chksum;
77 u8 large_tx_ipv4;
78 u8 large_tx_ipv6;
79 u8 large_rx_ipv4;
80 u8 large_rx_ipv6;
81 u8 reserved1[14];
82 __be16 max_ipv4_header_size;
83 __be16 max_ipv6_header_size;
84 __be16 max_tcp_header_size;
85 __be16 max_udp_header_size;
86 __be32 max_large_tx_size;
87 __be32 max_large_rx_size;
88 u8 reserved2[16];
89 u8 ipv6_extension_header;
90#define IPV6_EH_NOT_SUPPORTED 0x00
91#define IPV6_EH_SUPPORTED_LIM 0x01
92#define IPV6_EH_SUPPORTED 0xFF
93 u8 tcp_pseudosum_req;
94#define TCP_PS_NOT_REQUIRED 0x00
95#define TCP_PS_REQUIRED 0x01
96 u8 reserved3[30];
97 __be16 num_ipv6_ext_headers;
98 __be32 off_ipv6_ext_headers;
99 u8 reserved4[154];
100} __packed __aligned(8);
101
102struct ibmvnic_control_ip_offload_buffer {
103 __be32 len;
104 __be32 version;
105#define INITIAL_VERSION_IOB 1
106 u8 ipv4_chksum;
107 u8 ipv6_chksum;
108 u8 tcp_ipv4_chksum;
109 u8 tcp_ipv6_chksum;
110 u8 udp_ipv4_chksum;
111 u8 udp_ipv6_chksum;
112 u8 large_tx_ipv4;
113 u8 large_tx_ipv6;
114 u8 bad_packet_rx;
115 u8 large_rx_ipv4;
116 u8 large_rx_ipv6;
117 u8 reserved4[111];
118} __packed __aligned(8);
119
120struct ibmvnic_fw_component {
121 u8 name[48];
122 __be32 trace_buff_size;
123 u8 correlator;
124 u8 trace_level;
125 u8 parent_correlator;
126 u8 error_check_level;
127 u8 trace_on;
128 u8 reserved[7];
129 u8 description[192];
130} __packed __aligned(8);
131
132struct ibmvnic_fw_trace_entry {
133 __be32 trace_id;
134 u8 num_valid_data;
135 u8 reserved[3];
136 __be64 pmc_registers;
137 __be64 timebase;
138 __be64 trace_data[5];
139} __packed __aligned(8);
140
141struct ibmvnic_statistics {
142 __be32 version;
143 __be32 promiscuous;
144 __be64 rx_packets;
145 __be64 rx_bytes;
146 __be64 tx_packets;
147 __be64 tx_bytes;
148 __be64 ucast_tx_packets;
149 __be64 ucast_rx_packets;
150 __be64 mcast_tx_packets;
151 __be64 mcast_rx_packets;
152 __be64 bcast_tx_packets;
153 __be64 bcast_rx_packets;
154 __be64 align_errors;
155 __be64 fcs_errors;
156 __be64 single_collision_frames;
157 __be64 multi_collision_frames;
158 __be64 sqe_test_errors;
159 __be64 deferred_tx;
160 __be64 late_collisions;
161 __be64 excess_collisions;
162 __be64 internal_mac_tx_errors;
163 __be64 carrier_sense;
164 __be64 too_long_frames;
165 __be64 internal_mac_rx_errors;
166 u8 reserved[72];
167} __packed __aligned(8);
168
3d52b594
JA		 169#define NUM_TX_STATS 3
170struct ibmvnic_tx_queue_stats {
171 u64 packets;
172 u64 bytes;
173 u64 dropped_packets;
174};
175
176#define NUM_RX_STATS 3
177struct ibmvnic_rx_queue_stats {
178 u64 packets;
179 u64 bytes;
180 u64 interrupts;
181};
182
032c5e82
TF		 183struct ibmvnic_acl_buffer {
184 __be32 len;
185 __be32 version;
186#define INITIAL_VERSION_IOB 1
187 u8 mac_acls_restrict;
188 u8 vlan_acls_restrict;
189 u8 reserved1[22];
190 __be32 num_mac_addrs;
191 __be32 offset_mac_addrs;
192 __be32 num_vlan_ids;
193 __be32 offset_vlan_ids;
194 u8 reserved2[80];
195} __packed __aligned(8);
196
197/* descriptors have been changed, how should this be defined? 1? 4? */
198
199#define IBMVNIC_TX_DESC_VERSIONS 3
200
201/* is this still needed? */
202struct ibmvnic_tx_comp_desc {
203 u8 first;
204 u8 num_comps;
205 __be16 rcs[5];
206 __be32 correlators[5];
207} __packed __aligned(8);
208
209/* some flags that included in v0 descriptor, which is gone
210 * only used for IBMVNIC_TCP_CHKSUM and IBMVNIC_UDP_CHKSUM
211 * and only in some offload_flags variable that doesn't seem
212 * to be used anywhere, can probably be removed?
213 */
214
215#define IBMVNIC_TCP_CHKSUM 0x20
216#define IBMVNIC_UDP_CHKSUM 0x08
217
218#define IBMVNIC_MAX_FRAGS_PER_CRQ 3
219
220struct ibmvnic_tx_desc {
221 u8 first;
222 u8 type;
223
224#define IBMVNIC_TX_DESC 0x10
225 u8 n_crq_elem;
226 u8 n_sge;
227 u8 flags1;
228#define IBMVNIC_TX_COMP_NEEDED 0x80
229#define IBMVNIC_TX_CHKSUM_OFFLOAD 0x40
230#define IBMVNIC_TX_LSO 0x20
231#define IBMVNIC_TX_PROT_TCP 0x10
232#define IBMVNIC_TX_PROT_UDP 0x08
233#define IBMVNIC_TX_PROT_IPV4 0x04
234#define IBMVNIC_TX_PROT_IPV6 0x02
235#define IBMVNIC_TX_VLAN_PRESENT 0x01
236 u8 flags2;
237#define IBMVNIC_TX_VLAN_INSERT 0x80
238 __be16 mss;
239 u8 reserved[4];
240 __be32 correlator;
241 __be16 vlan_id;
242 __be16 dma_reg;
243 __be32 sge_len;
244 __be64 ioba;
245} __packed __aligned(8);
246
247struct ibmvnic_hdr_desc {
248 u8 first;
249 u8 type;
250#define IBMVNIC_HDR_DESC 0x11
251 u8 len;
252 u8 l2_len;
253 __be16 l3_len;
254 u8 l4_len;
255 u8 flag;
256 u8 data[24];
257} __packed __aligned(8);
258
259struct ibmvnic_hdr_ext_desc {
260 u8 first;
261 u8 type;
262#define IBMVNIC_HDR_EXT_DESC 0x12
263 u8 len;
264 u8 data[29];
265} __packed __aligned(8);
266
267struct ibmvnic_sge_desc {
268 u8 first;
269 u8 type;
270#define IBMVNIC_SGE_DESC 0x30
271 __be16 sge1_dma_reg;
272 __be32 sge1_len;
273 __be64 sge1_ioba;
274 __be16 reserved;
275 __be16 sge2_dma_reg;
276 __be32 sge2_len;
277 __be64 sge2_ioba;
278} __packed __aligned(8);
279
280struct ibmvnic_rx_comp_desc {
281 u8 first;
282 u8 flags;
283#define IBMVNIC_IP_CHKSUM_GOOD 0x80
284#define IBMVNIC_TCP_UDP_CHKSUM_GOOD 0x40
285#define IBMVNIC_END_FRAME 0x20
286#define IBMVNIC_EXACT_MC 0x10
287#define IBMVNIC_VLAN_STRIPPED 0x08
288 __be16 off_frame_data;
289 __be32 len;
290 __be64 correlator;
291 __be16 vlan_tci;
292 __be16 rc;
293 u8 reserved[12];
294} __packed __aligned(8);
295
296struct ibmvnic_generic_scrq {
297 u8 first;
298 u8 reserved[31];
299} __packed __aligned(8);
300
301struct ibmvnic_rx_buff_add_desc {
302 u8 first;
303 u8 reserved[7];
304 __be64 correlator;
305 __be32 ioba;
306 u8 map_id;
307 __be32 len:24;
308 u8 reserved2[8];
309} __packed __aligned(8);
310
311struct ibmvnic_rc {
312 u8 code; /* one of enum ibmvnic_rc_codes */
313 u8 detailed_data[3];
314} __packed __aligned(4);
315
316struct ibmvnic_generic_crq {
317 u8 first;
318 u8 cmd;
319 u8 params[10];
320 struct ibmvnic_rc rc;
321} __packed __aligned(8);
322
323struct ibmvnic_version_exchange {
324 u8 first;
325 u8 cmd;
326 __be16 version;
327#define IBMVNIC_INITIAL_VERSION 1
328 u8 reserved[8];
329 struct ibmvnic_rc rc;
330} __packed __aligned(8);
331
332struct ibmvnic_capability {
333 u8 first;
334 u8 cmd;
335 __be16 capability; /* one of ibmvnic_capabilities */
de89e854 336 __be64 number;
032c5e82 337 struct ibmvnic_rc rc;
032c5e82
TF		 338} __packed __aligned(8);
339
340struct ibmvnic_login {
341 u8 first;
342 u8 cmd;
343 u8 reserved[6];
344 __be32 ioba;
345 __be32 len;
346} __packed __aligned(8);
347
348struct ibmvnic_phys_parms {
349 u8 first;
350 u8 cmd;
351 u8 flags1;
352#define IBMVNIC_EXTERNAL_LOOPBACK 0x80
353#define IBMVNIC_INTERNAL_LOOPBACK 0x40
354#define IBMVNIC_PROMISC 0x20
355#define IBMVNIC_PHYS_LINK_ACTIVE 0x10
356#define IBMVNIC_AUTONEG_DUPLEX 0x08
357#define IBMVNIC_FULL_DUPLEX 0x04
358#define IBMVNIC_HALF_DUPLEX 0x02
359#define IBMVNIC_CAN_CHG_PHYS_PARMS 0x01
360 u8 flags2;
361#define IBMVNIC_LOGICAL_LNK_ACTIVE 0x80
362 __be32 speed;
363#define IBMVNIC_AUTONEG 0x80
364#define IBMVNIC_10MBPS 0x40
365#define IBMVNIC_100MBPS 0x20
366#define IBMVNIC_1GBPS 0x10
367#define IBMVNIC_10GBPS 0x08
368 __be32 mtu;
369 struct ibmvnic_rc rc;
370} __packed __aligned(8);
371
372struct ibmvnic_logical_link_state {
373 u8 first;
374 u8 cmd;
375 u8 link_state;
376#define IBMVNIC_LOGICAL_LNK_DN 0x00
377#define IBMVNIC_LOGICAL_LNK_UP 0x01
378#define IBMVNIC_LOGICAL_LNK_QUERY 0xff
379 u8 reserved[9];
380 struct ibmvnic_rc rc;
381} __packed __aligned(8);
382
383struct ibmvnic_query_ip_offload {
384 u8 first;
385 u8 cmd;
386 u8 reserved[2];
387 __be32 len;
388 __be32 ioba;
389 struct ibmvnic_rc rc;
390} __packed __aligned(8);
391
392struct ibmvnic_control_ip_offload {
393 u8 first;
394 u8 cmd;
395 u8 reserved[2];
396 __be32 ioba;
397 __be32 len;
398 struct ibmvnic_rc rc;
399} __packed __aligned(8);
400
401struct ibmvnic_request_dump_size {
402 u8 first;
403 u8 cmd;
404 u8 reserved[6];
405 __be32 len;
406 struct ibmvnic_rc rc;
407} __packed __aligned(8);
408
409struct ibmvnic_request_dump {
410 u8 first;
411 u8 cmd;
412 u8 reserved1[2];
413 __be32 ioba;
414 __be32 len;
415 u8 reserved2[4];
416} __packed __aligned(8);
417
418struct ibmvnic_request_dump_rsp {
419 u8 first;
420 u8 cmd;
421 u8 reserved[6];
422 __be32 dumped_len;
423 struct ibmvnic_rc rc;
424} __packed __aligned(8);
425
426struct ibmvnic_request_ras_comp_num {
427 u8 first;
428 u8 cmd;
429 u8 reserved1[2];
430 __be32 num_components;
431 u8 reserved2[4];
432 struct ibmvnic_rc rc;
433} __packed __aligned(8);
434
435struct ibmvnic_request_ras_comps {
436 u8 first;
437 u8 cmd;
438 u8 reserved[2];
439 __be32 ioba;
440 __be32 len;
441 struct ibmvnic_rc rc;
442} __packed __aligned(8);
443
444struct ibmvnic_control_ras {
445 u8 first;
446 u8 cmd;
447 u8 correlator;
448 u8 level;
449 u8 op;
450#define IBMVNIC_TRACE_LEVEL 1
451#define IBMVNIC_ERROR_LEVEL 2
452#define IBMVNIC_TRACE_PAUSE 3
453#define IBMVNIC_TRACE_RESUME 4
454#define IBMVNIC_TRACE_ON 5
455#define IBMVNIC_TRACE_OFF 6
456#define IBMVNIC_CHG_TRACE_BUFF_SZ 7
457 u8 trace_buff_sz[3];
458 u8 reserved[4];
459 struct ibmvnic_rc rc;
460} __packed __aligned(8);
461
462struct ibmvnic_collect_fw_trace {
463 u8 first;
464 u8 cmd;
465 u8 correlator;
466 u8 reserved;
467 __be32 ioba;
468 __be32 len;
469 struct ibmvnic_rc rc;
470} __packed __aligned(8);
471
472struct ibmvnic_request_statistics {
473 u8 first;
474 u8 cmd;
475 u8 flags;
476#define IBMVNIC_PHYSICAL_PORT 0x80
477 u8 reserved1;
478 __be32 ioba;
479 __be32 len;
480 u8 reserved[4];
481} __packed __aligned(8);
482
483struct ibmvnic_request_debug_stats {
484 u8 first;
485 u8 cmd;
486 u8 reserved[2];
487 __be32 ioba;
488 __be32 len;
489 struct ibmvnic_rc rc;
490} __packed __aligned(8);
491
492struct ibmvnic_error_indication {
493 u8 first;
494 u8 cmd;
495 u8 flags;
496#define IBMVNIC_FATAL_ERROR 0x80
497 u8 reserved1;
498 __be32 error_id;
499 __be32 detail_error_sz;
500 __be16 error_cause;
501 u8 reserved2[2];
502} __packed __aligned(8);
503
504struct ibmvnic_request_error_info {
505 u8 first;
506 u8 cmd;
507 u8 reserved[2];
508 __be32 ioba;
509 __be32 len;
510 __be32 error_id;
511} __packed __aligned(8);
512
513struct ibmvnic_request_error_rsp {
514 u8 first;
515 u8 cmd;
516 u8 reserved[2];
517 __be32 error_id;
518 __be32 len;
519 struct ibmvnic_rc rc;
520} __packed __aligned(8);
521
522struct ibmvnic_link_state_indication {
523 u8 first;
524 u8 cmd;
525 u8 reserved1[2];
526 u8 phys_link_state;
527 u8 logical_link_state;
528 u8 reserved2[10];
529} __packed __aligned(8);
530
531struct ibmvnic_change_mac_addr {
532 u8 first;
533 u8 cmd;
534 u8 mac_addr[6];
032c5e82 535 u8 reserved[4];
993a82b0 536 struct ibmvnic_rc rc;
032c5e82
TF		 537} __packed __aligned(8);
538
539struct ibmvnic_multicast_ctrl {
540 u8 first;
541 u8 cmd;
542 u8 mac_addr[6];
543 u8 flags;
544#define IBMVNIC_ENABLE_MC 0x80
545#define IBMVNIC_DISABLE_MC 0x40
546#define IBMVNIC_ENABLE_ALL 0x20
547#define IBMVNIC_DISABLE_ALL 0x10
548 u8 reserved1;
549 __be16 reserved2; /* was num_enabled_mc_addr; */
550 struct ibmvnic_rc rc;
551} __packed __aligned(8);
552
553struct ibmvnic_get_vpd_size_rsp {
554 u8 first;
555 u8 cmd;
556 u8 reserved[2];
557 __be64 len;
558 struct ibmvnic_rc rc;
559} __packed __aligned(8);
560
561struct ibmvnic_get_vpd {
562 u8 first;
563 u8 cmd;
564 u8 reserved1[2];
565 __be32 ioba;
566 __be32 len;
567 u8 reserved[4];
568} __packed __aligned(8);
569
570struct ibmvnic_acl_change_indication {
571 u8 first;
572 u8 cmd;
573 __be16 change_type;
574#define IBMVNIC_MAC_ACL 0
575#define IBMVNIC_VLAN_ACL 1
576 u8 reserved[12];
577} __packed __aligned(8);
578
579struct ibmvnic_acl_query {
580 u8 first;
581 u8 cmd;
582 u8 reserved1[2];
583 __be32 ioba;
584 __be32 len;
585 u8 reserved2[4];
586} __packed __aligned(8);
587
588struct ibmvnic_tune {
589 u8 first;
590 u8 cmd;
591 u8 reserved1[2];
592 __be32 ioba;
593 __be32 len;
594 u8 reserved2[4];
595} __packed __aligned(8);
596
597struct ibmvnic_request_map {
598 u8 first;
599 u8 cmd;
600 u8 reserved1;
601 u8 map_id;
602 __be32 ioba;
603 __be32 len;
604 u8 reserved2[4];
605} __packed __aligned(8);
606
607struct ibmvnic_request_map_rsp {
608 u8 first;
609 u8 cmd;
610 u8 reserved1;
611 u8 map_id;
288ccb75 612 u8 reserved2[8];
032c5e82
TF		 613 struct ibmvnic_rc rc;
614} __packed __aligned(8);
615
616struct ibmvnic_request_unmap {
617 u8 first;
618 u8 cmd;
619 u8 reserved1;
620 u8 map_id;
621 u8 reserved2[12];
622} __packed __aligned(8);
623
624struct ibmvnic_request_unmap_rsp {
625 u8 first;
626 u8 cmd;
627 u8 reserved1;
628 u8 map_id;
629 u8 reserved2[8];
630 struct ibmvnic_rc rc;
631} __packed __aligned(8);
632
633struct ibmvnic_query_map {
634 u8 first;
635 u8 cmd;
636 u8 reserved[14];
637} __packed __aligned(8);
638
639struct ibmvnic_query_map_rsp {
640 u8 first;
641 u8 cmd;
642 u8 reserved;
643 u8 page_size;
644 __be32 tot_pages;
645 __be32 free_pages;
646 struct ibmvnic_rc rc;
647} __packed __aligned(8);
648
649union ibmvnic_crq {
650 struct ibmvnic_generic_crq generic;
651 struct ibmvnic_version_exchange version_exchange;
652 struct ibmvnic_version_exchange version_exchange_rsp;
653 struct ibmvnic_capability query_capability;
654 struct ibmvnic_capability query_capability_rsp;
655 struct ibmvnic_capability request_capability;
656 struct ibmvnic_capability request_capability_rsp;
657 struct ibmvnic_login login;
658 struct ibmvnic_generic_crq login_rsp;
659 struct ibmvnic_phys_parms query_phys_parms;
660 struct ibmvnic_phys_parms query_phys_parms_rsp;
661 struct ibmvnic_phys_parms query_phys_capabilities;
662 struct ibmvnic_phys_parms query_phys_capabilities_rsp;
663 struct ibmvnic_phys_parms set_phys_parms;
664 struct ibmvnic_phys_parms set_phys_parms_rsp;
665 struct ibmvnic_logical_link_state logical_link_state;
666 struct ibmvnic_logical_link_state logical_link_state_rsp;
667 struct ibmvnic_query_ip_offload query_ip_offload;
668 struct ibmvnic_query_ip_offload query_ip_offload_rsp;
669 struct ibmvnic_control_ip_offload control_ip_offload;
670 struct ibmvnic_control_ip_offload control_ip_offload_rsp;
671 struct ibmvnic_request_dump_size request_dump_size;
672 struct ibmvnic_request_dump_size request_dump_size_rsp;
673 struct ibmvnic_request_dump request_dump;
674 struct ibmvnic_request_dump_rsp request_dump_rsp;
675 struct ibmvnic_request_ras_comp_num request_ras_comp_num;
676 struct ibmvnic_request_ras_comp_num request_ras_comp_num_rsp;
677 struct ibmvnic_request_ras_comps request_ras_comps;
678 struct ibmvnic_request_ras_comps request_ras_comps_rsp;
679 struct ibmvnic_control_ras control_ras;
680 struct ibmvnic_control_ras control_ras_rsp;
681 struct ibmvnic_collect_fw_trace collect_fw_trace;
682 struct ibmvnic_collect_fw_trace collect_fw_trace_rsp;
683 struct ibmvnic_request_statistics request_statistics;
684 struct ibmvnic_generic_crq request_statistics_rsp;
685 struct ibmvnic_request_debug_stats request_debug_stats;
686 struct ibmvnic_request_debug_stats request_debug_stats_rsp;
687 struct ibmvnic_error_indication error_indication;
688 struct ibmvnic_request_error_info request_error_info;
689 struct ibmvnic_request_error_rsp request_error_rsp;
690 struct ibmvnic_link_state_indication link_state_indication;
691 struct ibmvnic_change_mac_addr change_mac_addr;
692 struct ibmvnic_change_mac_addr change_mac_addr_rsp;
693 struct ibmvnic_multicast_ctrl multicast_ctrl;
694 struct ibmvnic_multicast_ctrl multicast_ctrl_rsp;
695 struct ibmvnic_generic_crq get_vpd_size;
696 struct ibmvnic_get_vpd_size_rsp get_vpd_size_rsp;
697 struct ibmvnic_get_vpd get_vpd;
698 struct ibmvnic_generic_crq get_vpd_rsp;
699 struct ibmvnic_acl_change_indication acl_change_indication;
700 struct ibmvnic_acl_query acl_query;
701 struct ibmvnic_generic_crq acl_query_rsp;
702 struct ibmvnic_tune tune;
703 struct ibmvnic_generic_crq tune_rsp;
704 struct ibmvnic_request_map request_map;
705 struct ibmvnic_request_map_rsp request_map_rsp;
706 struct ibmvnic_request_unmap request_unmap;
707 struct ibmvnic_request_unmap_rsp request_unmap_rsp;
708 struct ibmvnic_query_map query_map;
709 struct ibmvnic_query_map_rsp query_map_rsp;
710};
711
712enum ibmvnic_rc_codes {
713 SUCCESS = 0,
714 PARTIALSUCCESS = 1,
715 PERMISSION = 2,
716 NOMEMORY = 3,
717 PARAMETER = 4,
718 UNKNOWNCOMMAND = 5,
719 ABORTED = 6,
720 INVALIDSTATE = 7,
721 INVALIDIOBA = 8,
722 INVALIDLENGTH = 9,
723 UNSUPPORTEDOPTION = 10,
724};
725
726enum ibmvnic_capabilities {
727 MIN_TX_QUEUES = 1,
728 MIN_RX_QUEUES = 2,
729 MIN_RX_ADD_QUEUES = 3,
730 MAX_TX_QUEUES = 4,
731 MAX_RX_QUEUES = 5,
732 MAX_RX_ADD_QUEUES = 6,
733 REQ_TX_QUEUES = 7,
734 REQ_RX_QUEUES = 8,
735 REQ_RX_ADD_QUEUES = 9,
736 MIN_TX_ENTRIES_PER_SUBCRQ = 10,
737 MIN_RX_ADD_ENTRIES_PER_SUBCRQ = 11,
738 MAX_TX_ENTRIES_PER_SUBCRQ = 12,
739 MAX_RX_ADD_ENTRIES_PER_SUBCRQ = 13,
740 REQ_TX_ENTRIES_PER_SUBCRQ = 14,
741 REQ_RX_ADD_ENTRIES_PER_SUBCRQ = 15,
742 TCP_IP_OFFLOAD = 16,
743 PROMISC_REQUESTED = 17,
744 PROMISC_SUPPORTED = 18,
745 MIN_MTU = 19,
746 MAX_MTU = 20,
747 REQ_MTU = 21,
748 MAX_MULTICAST_FILTERS = 22,
749 VLAN_HEADER_INSERTION = 23,
6052d5e2 750 RX_VLAN_HEADER_INSERTION = 24,
032c5e82
TF		 751 MAX_TX_SG_ENTRIES = 25,
752 RX_SG_SUPPORTED = 26,
753 RX_SG_REQUESTED = 27,
754 OPT_TX_COMP_SUB_QUEUES = 28,
755 OPT_RX_COMP_QUEUES = 29,
756 OPT_RX_BUFADD_Q_PER_RX_COMP_Q = 30,
757 OPT_TX_ENTRIES_PER_SUBCRQ = 31,
758 OPT_RXBA_ENTRIES_PER_SUBCRQ = 32,
759 TX_RX_DESC_REQ = 33,
760};
761
762enum ibmvnic_error_cause {
763 ADAPTER_PROBLEM = 0,
764 BUS_PROBLEM = 1,
765 FW_PROBLEM = 2,
766 DD_PROBLEM = 3,
767 EEH_RECOVERY = 4,
768 FW_UPDATED = 5,
769 LOW_MEMORY = 6,
770};
771
772enum ibmvnic_commands {
773 VERSION_EXCHANGE = 0x01,
774 VERSION_EXCHANGE_RSP = 0x81,
775 QUERY_CAPABILITY = 0x02,
776 QUERY_CAPABILITY_RSP = 0x82,
777 REQUEST_CAPABILITY = 0x03,
778 REQUEST_CAPABILITY_RSP = 0x83,
779 LOGIN = 0x04,
780 LOGIN_RSP = 0x84,
781 QUERY_PHYS_PARMS = 0x05,
782 QUERY_PHYS_PARMS_RSP = 0x85,
783 QUERY_PHYS_CAPABILITIES = 0x06,
784 QUERY_PHYS_CAPABILITIES_RSP = 0x86,
785 SET_PHYS_PARMS = 0x07,
786 SET_PHYS_PARMS_RSP = 0x87,
787 ERROR_INDICATION = 0x08,
788 REQUEST_ERROR_INFO = 0x09,
789 REQUEST_ERROR_RSP = 0x89,
032c5e82
TF		 790 LOGICAL_LINK_STATE = 0x0C,
791 LOGICAL_LINK_STATE_RSP = 0x8C,
792 REQUEST_STATISTICS = 0x0D,
793 REQUEST_STATISTICS_RSP = 0x8D,
032c5e82
TF		 794 COLLECT_FW_TRACE = 0x11,
795 COLLECT_FW_TRACE_RSP = 0x91,
796 LINK_STATE_INDICATION = 0x12,
797 CHANGE_MAC_ADDR = 0x13,
798 CHANGE_MAC_ADDR_RSP = 0x93,
799 MULTICAST_CTRL = 0x14,
800 MULTICAST_CTRL_RSP = 0x94,
801 GET_VPD_SIZE = 0x15,
802 GET_VPD_SIZE_RSP = 0x95,
803 GET_VPD = 0x16,
804 GET_VPD_RSP = 0x96,
805 TUNE = 0x17,
806 TUNE_RSP = 0x97,
807 QUERY_IP_OFFLOAD = 0x18,
808 QUERY_IP_OFFLOAD_RSP = 0x98,
809 CONTROL_IP_OFFLOAD = 0x19,
810 CONTROL_IP_OFFLOAD_RSP = 0x99,
811 ACL_CHANGE_INDICATION = 0x1A,
812 ACL_QUERY = 0x1B,
813 ACL_QUERY_RSP = 0x9B,
032c5e82
TF		 814 QUERY_MAP = 0x1D,
815 QUERY_MAP_RSP = 0x9D,
816 REQUEST_MAP = 0x1E,
817 REQUEST_MAP_RSP = 0x9E,
818 REQUEST_UNMAP = 0x1F,
819 REQUEST_UNMAP_RSP = 0x9F,
820 VLAN_CTRL = 0x20,
821 VLAN_CTRL_RSP = 0xA0,
822};
823
824enum ibmvnic_crq_type {
825 IBMVNIC_CRQ_CMD = 0x80,
826 IBMVNIC_CRQ_CMD_RSP = 0x80,
827 IBMVNIC_CRQ_INIT_CMD = 0xC0,
828 IBMVNIC_CRQ_INIT_RSP = 0xC0,
829 IBMVNIC_CRQ_XPORT_EVENT = 0xFF,
830};
831
832enum ibmvfc_crq_format {
833 IBMVNIC_CRQ_INIT = 0x01,
834 IBMVNIC_CRQ_INIT_COMPLETE = 0x02,
835 IBMVNIC_PARTITION_MIGRATED = 0x06,
dfad09a6 836 IBMVNIC_DEVICE_FAILOVER = 0x08,
032c5e82
TF		 837};
838
839struct ibmvnic_crq_queue {
840 union ibmvnic_crq *msgs;
841 int size, cur;
842 dma_addr_t msg_token;
843 spinlock_t lock;
844};
845
846union sub_crq {
847 struct ibmvnic_generic_scrq generic;
848 struct ibmvnic_tx_comp_desc tx_comp;
849 struct ibmvnic_tx_desc v1;
850 struct ibmvnic_hdr_desc hdr;
851 struct ibmvnic_hdr_ext_desc hdr_ext;
852 struct ibmvnic_sge_desc sge;
853 struct ibmvnic_rx_comp_desc rx_comp;
854 struct ibmvnic_rx_buff_add_desc rx_add;
855};
856
857struct ibmvnic_sub_crq_queue {
858 union sub_crq *msgs;
859 int size, cur;
860 dma_addr_t msg_token;
861 unsigned long crq_num;
862 unsigned long hw_irq;
863 unsigned int irq;
864 unsigned int pool_index;
865 int scrq_num;
866 spinlock_t lock;
867 struct sk_buff *rx_skb_top;
868 struct ibmvnic_adapter *adapter;
142c0ac4 869 atomic_t used;
032c5e82
TF		 870};
871
872struct ibmvnic_long_term_buff {
873 unsigned char *buff;
874 dma_addr_t addr;
875 u64 size;
876 u8 map_id;
877};
878
879struct ibmvnic_tx_buff {
880 struct sk_buff *skb;
881 dma_addr_t data_dma[IBMVNIC_MAX_FRAGS_PER_CRQ];
882 unsigned int data_len[IBMVNIC_MAX_FRAGS_PER_CRQ];
883 int index;
884 int pool_index;
885 bool last_frag;
ad7775dc
TF		 886 union sub_crq indir_arr[6];
887 u8 hdr_data[140];
888 dma_addr_t indir_dma;
032c5e82
TF		 889};
890
891struct ibmvnic_tx_pool {
892 struct ibmvnic_tx_buff *tx_buff;
893 int *free_map;
894 int consumer_index;
895 int producer_index;
896 wait_queue_head_t ibmvnic_tx_comp_q;
897 struct task_struct *work_thread;
898 struct ibmvnic_long_term_buff long_term_buff;
899};
900
901struct ibmvnic_rx_buff {
902 struct sk_buff *skb;
903 dma_addr_t dma;
904 unsigned char *data;
905 int size;
906 int pool_index;
907};
908
909struct ibmvnic_rx_pool {
910 struct ibmvnic_rx_buff *rx_buff;
911 int size;
912 int index;
913 int buff_size;
914 atomic_t available;
915 int *free_map;
916 int next_free;
917 int next_alloc;
918 int active;
919 struct ibmvnic_long_term_buff long_term_buff;
920};
921
922struct ibmvnic_error_buff {
923 char *buff;
924 dma_addr_t dma;
925 int len;
926 struct list_head list;
927 __be32 error_id;
928};
929
90c8014c
NF		 930enum vnic_state {VNIC_PROBING = 1,
931 VNIC_PROBED,
932 VNIC_OPENING,
933 VNIC_OPEN,
934 VNIC_CLOSING,
935 VNIC_CLOSED,
936 VNIC_REMOVING,
937 VNIC_REMOVED};
938
ed651a10
NF		 939enum ibmvnic_reset_reason {VNIC_RESET_FAILOVER = 1,
940 VNIC_RESET_MOBILITY,
941 VNIC_RESET_FATAL,
8cb31cfc 942 VNIC_RESET_NON_FATAL,
ed651a10
NF		 943 VNIC_RESET_TIMEOUT};
944
945struct ibmvnic_rwi {
946 enum ibmvnic_reset_reason reset_reason;
947 struct list_head list;
948};
949
032c5e82
TF		 950struct ibmvnic_adapter {
951 struct vio_dev *vdev;
952 struct net_device *netdev;
953 struct ibmvnic_crq_queue crq;
954 u8 mac_addr[ETH_ALEN];
955 struct ibmvnic_query_ip_offload_buffer ip_offload_buf;
956 dma_addr_t ip_offload_tok;
957 struct ibmvnic_control_ip_offload_buffer ip_offload_ctrl;
958 dma_addr_t ip_offload_ctrl_tok;
032c5e82 959 u32 msg_enable;
032c5e82
TF		 960
961 /* Statistics */
032c5e82
TF		 962 struct ibmvnic_statistics stats;
963 dma_addr_t stats_token;
964 struct completion stats_done;
965 spinlock_t stats_lock;
966 int replenish_no_mem;
967 int replenish_add_buff_success;
968 int replenish_add_buff_failure;
969 int replenish_task_cycles;
970 int tx_send_failed;
971 int tx_map_failed;
972
3d52b594
JA		 973 struct ibmvnic_tx_queue_stats *tx_stats_buffers;
974 struct ibmvnic_rx_queue_stats *rx_stats_buffers;
975
032c5e82
TF		 976 int phys_link_state;
977 int logical_link_state;
978
979 /* login data */
980 struct ibmvnic_login_buffer *login_buf;
981 dma_addr_t login_buf_token;
982 int login_buf_sz;
983
984 struct ibmvnic_login_rsp_buffer *login_rsp_buf;
985 dma_addr_t login_rsp_buf_token;
986 int login_rsp_buf_sz;
987
901e040a 988 atomic_t running_cap_crqs;
249168ad 989 bool wait_capability;
032c5e82
TF		 990
991 struct ibmvnic_sub_crq_queue **tx_scrq;
992 struct ibmvnic_sub_crq_queue **rx_scrq;
498cd8e4 993 bool renegotiate;
032c5e82
TF		 994
995 /* rx structs */
996 struct napi_struct *napi;
997 struct ibmvnic_rx_pool *rx_pool;
998 u64 promisc;
999
1000 struct ibmvnic_tx_pool *tx_pool;
032c5e82 1001 struct completion init_done;
53da09e9 1002 int init_done_rc;
032c5e82
TF		 1003
1004 struct list_head errors;
1005 spinlock_t error_list_lock;
1006
032c5e82 1007 struct completion fw_done;
f3be0cbc 1008 int fw_done_rc;
032c5e82 1009
032c5e82
TF		 1010 /* partner capabilities */
1011 u64 min_tx_queues;
1012 u64 min_rx_queues;
1013 u64 min_rx_add_queues;
1014 u64 max_tx_queues;
1015 u64 max_rx_queues;
1016 u64 max_rx_add_queues;
1017 u64 req_tx_queues;
1018 u64 req_rx_queues;
1019 u64 req_rx_add_queues;
1020 u64 min_tx_entries_per_subcrq;
1021 u64 min_rx_add_entries_per_subcrq;
1022 u64 max_tx_entries_per_subcrq;
1023 u64 max_rx_add_entries_per_subcrq;
1024 u64 req_tx_entries_per_subcrq;
1025 u64 req_rx_add_entries_per_subcrq;
1026 u64 tcp_ip_offload;
1027 u64 promisc_requested;
1028 u64 promisc_supported;
1029 u64 min_mtu;
1030 u64 max_mtu;
1031 u64 req_mtu;
1032 u64 max_multicast_filters;
1033 u64 vlan_header_insertion;
6052d5e2 1034 u64 rx_vlan_header_insertion;
032c5e82
TF		 1035 u64 max_tx_sg_entries;
1036 u64 rx_sg_supported;
1037 u64 rx_sg_requested;
1038 u64 opt_tx_comp_sub_queues;
1039 u64 opt_rx_comp_queues;
1040 u64 opt_rx_bufadd_q_per_rx_comp_q;
1041 u64 opt_tx_entries_per_subcrq;
1042 u64 opt_rxba_entries_per_subcrq;
1043 __be64 tx_rx_desc_req;
1044 u8 map_id;
65dc6891 1045
6c267b3d 1046 struct tasklet_struct tasklet;
90c8014c 1047 enum vnic_state state;
ed651a10
NF		 1048 enum ibmvnic_reset_reason reset_reason;
1049 struct mutex reset_lock, rwi_lock;
1050 struct list_head rwi_list;
1051 struct work_struct ibmvnic_reset;
1052 bool resetting;
017892c1 1053 bool napi_enabled, from_passive_init;
032c5e82 1054};
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