1/**********************************************************************
2 * Author: Cavium, Inc.
3 *
4 * Contact: support@cavium.com
5 *          Please include "LiquidIO" in the subject.
6 *
7 * Copyright (c) 2003-2016 Cavium, Inc.
8 *
9 * This file is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License, Version 2, as
11 * published by the Free Software Foundation.
12 *
13 * This file is distributed in the hope that it will be useful, but
14 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
15 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
16 * NONINFRINGEMENT.  See the GNU General Public License for more details.
17 ***********************************************************************/
18/*!  \file  liquidio_common.h
19 *   \brief Common: Structures and macros used in PCI-NIC package by core and
20 *   host driver.
21 */
22
23#ifndef __LIQUIDIO_COMMON_H__
24#define __LIQUIDIO_COMMON_H__
25
26#include "octeon_config.h"
27
28#define LIQUIDIO_BASE_MAJOR_VERSION 1
29#define LIQUIDIO_BASE_MINOR_VERSION 7
30#define LIQUIDIO_BASE_MICRO_VERSION 2
31#define LIQUIDIO_BASE_VERSION   __stringify(LIQUIDIO_BASE_MAJOR_VERSION) "." \
32				__stringify(LIQUIDIO_BASE_MINOR_VERSION)
33
34struct lio_version {
35	u16  major;
36	u16  minor;
37	u16  micro;
38	u16  reserved;
39};
40
41#define CONTROL_IQ 0
42/** Tag types used by Octeon cores in its work. */
43enum octeon_tag_type {
44	ORDERED_TAG = 0,
45	ATOMIC_TAG = 1,
46	NULL_TAG = 2,
47	NULL_NULL_TAG = 3
48};
49
50/* pre-defined host->NIC tag values */
51#define LIO_CONTROL  (0x11111110)
52#define LIO_DATA(i)  (0x11111111 + (i))
53
54/* Opcodes used by host driver/apps to perform operations on the core.
55 * These are used to identify the major subsystem that the operation
56 * is for.
57 */
58#define OPCODE_CORE 0           /* used for generic core operations */
59#define OPCODE_NIC  1           /* used for NIC operations */
60/* Subcodes are used by host driver/apps to identify the sub-operation
61 * for the core. They only need to by unique for a given subsystem.
62 */
63#define OPCODE_SUBCODE(op, sub)       ((((op) & 0x0f) << 8) | ((sub) & 0x7f))
64
65/** OPCODE_CORE subcodes. For future use. */
66
67/** OPCODE_NIC subcodes */
68
69/* This subcode is sent by core PCI driver to indicate cores are ready. */
70#define OPCODE_NIC_CORE_DRV_ACTIVE     0x01
71#define OPCODE_NIC_NW_DATA             0x02     /* network packet data */
72#define OPCODE_NIC_CMD                 0x03
73#define OPCODE_NIC_INFO                0x04
74#define OPCODE_NIC_PORT_STATS          0x05
75#define OPCODE_NIC_MDIO45              0x06
76#define OPCODE_NIC_TIMESTAMP           0x07
77#define OPCODE_NIC_INTRMOD_CFG         0x08
78#define OPCODE_NIC_IF_CFG              0x09
79#define OPCODE_NIC_VF_DRV_NOTICE       0x0A
80#define OPCODE_NIC_INTRMOD_PARAMS      0x0B
81#define OPCODE_NIC_QCOUNT_UPDATE       0x12
82#define OPCODE_NIC_SET_TRUSTED_VF	0x13
83#define OPCODE_NIC_SYNC_OCTEON_TIME	0x14
84#define VF_DRV_LOADED                  1
85#define VF_DRV_REMOVED                -1
86#define VF_DRV_MACADDR_CHANGED         2
87
88#define OPCODE_NIC_VF_REP_PKT          0x15
89#define OPCODE_NIC_VF_REP_CMD          0x16
90#define OPCODE_NIC_UBOOT_CTL           0x17
91
92#define CORE_DRV_TEST_SCATTER_OP    0xFFF5
93
94/* Application codes advertised by the core driver initialization packet. */
95#define CVM_DRV_APP_START           0x0
96#define CVM_DRV_NO_APP              0
97#define CVM_DRV_APP_COUNT           0x2
98#define CVM_DRV_BASE_APP            (CVM_DRV_APP_START + 0x0)
99#define CVM_DRV_NIC_APP             (CVM_DRV_APP_START + 0x1)
100#define CVM_DRV_INVALID_APP         (CVM_DRV_APP_START + 0x2)
101#define CVM_DRV_APP_END             (CVM_DRV_INVALID_APP - 1)
102
103#define BYTES_PER_DHLEN_UNIT        8
104#define MAX_REG_CNT                 2000000U
105#define INTRNAMSIZ                  32
106#define IRQ_NAME_OFF(i)             ((i) * INTRNAMSIZ)
107#define MAX_IOQ_INTERRUPTS_PER_PF   (64 * 2)
108#define MAX_IOQ_INTERRUPTS_PER_VF   (8 * 2)
109
110#define SCR2_BIT_FW_LOADED	    63
111
112/* App specific capabilities from firmware to pf driver */
113#define LIQUIDIO_TIME_SYNC_CAP 0x1
114#define LIQUIDIO_SWITCHDEV_CAP 0x2
115#define LIQUIDIO_SPOOFCHK_CAP  0x4
116
117/* error status return from firmware */
118#define OCTEON_REQUEST_NO_PERMISSION 0xc
119
120static inline u32 incr_index(u32 index, u32 count, u32 max)
121{
122	if ((index + count) >= max)
123		index = index + count - max;
124	else
125		index += count;
126
127	return index;
128}
129
130#define OCT_BOARD_NAME 32
131#define OCT_SERIAL_LEN 64
132
133/* Structure used by core driver to send indication that the Octeon
134 * application is ready.
135 */
136struct octeon_core_setup {
137	u64 corefreq;
138
139	char boardname[OCT_BOARD_NAME];
140
141	char board_serial_number[OCT_SERIAL_LEN];
142
143	u64 board_rev_major;
144
145	u64 board_rev_minor;
146
147};
148
149/*---------------------------  SCATTER GATHER ENTRY  -----------------------*/
150
151/* The Scatter-Gather List Entry. The scatter or gather component used with
152 * a Octeon input instruction has this format.
153 */
154struct octeon_sg_entry {
155	/** The first 64 bit gives the size of data in each dptr.*/
156	union {
157		u16 size[4];
158		u64 size64;
159	} u;
160
161	/** The 4 dptr pointers for this entry. */
162	u64 ptr[4];
163
164};
165
166#define OCT_SG_ENTRY_SIZE    (sizeof(struct octeon_sg_entry))
167
168/* \brief Add size to gather list
169 * @param sg_entry scatter/gather entry
170 * @param size size to add
171 * @param pos position to add it.
172 */
173static inline void add_sg_size(struct octeon_sg_entry *sg_entry,
174			       u16 size,
175			       u32 pos)
176{
177#ifdef __BIG_ENDIAN_BITFIELD
178	sg_entry->u.size[pos] = size;
179#else
180	sg_entry->u.size[3 - pos] = size;
181#endif
182}
183
184/*------------------------- End Scatter/Gather ---------------------------*/
185
186#define   OCTNET_FRM_LENGTH_SIZE      8
187
188#define   OCTNET_FRM_PTP_HEADER_SIZE  8
189
190#define   OCTNET_FRM_HEADER_SIZE     22 /* VLAN + Ethernet */
191
192#define   OCTNET_MIN_FRM_SIZE        64
193
194#define   OCTNET_MAX_FRM_SIZE        (16000 + OCTNET_FRM_HEADER_SIZE)
195
196#define   OCTNET_DEFAULT_MTU         (1500)
197#define   OCTNET_DEFAULT_FRM_SIZE  (OCTNET_DEFAULT_MTU + OCTNET_FRM_HEADER_SIZE)
198
199/** NIC Commands are sent using this Octeon Input Queue */
200#define   OCTNET_CMD_Q                0
201
202/* NIC Command types */
203#define   OCTNET_CMD_CHANGE_MTU       0x1
204#define   OCTNET_CMD_CHANGE_MACADDR   0x2
205#define   OCTNET_CMD_CHANGE_DEVFLAGS  0x3
206#define   OCTNET_CMD_RX_CTL           0x4
207
208#define	  OCTNET_CMD_SET_MULTI_LIST   0x5
209#define   OCTNET_CMD_CLEAR_STATS      0x6
210
211/* command for setting the speed, duplex & autoneg */
212#define   OCTNET_CMD_SET_SETTINGS     0x7
213#define   OCTNET_CMD_SET_FLOW_CTL     0x8
214
215#define   OCTNET_CMD_MDIO_READ_WRITE  0x9
216#define   OCTNET_CMD_GPIO_ACCESS      0xA
217#define   OCTNET_CMD_LRO_ENABLE       0xB
218#define   OCTNET_CMD_LRO_DISABLE      0xC
219#define   OCTNET_CMD_SET_RSS          0xD
220#define   OCTNET_CMD_WRITE_SA         0xE
221#define   OCTNET_CMD_DELETE_SA        0xF
222#define   OCTNET_CMD_UPDATE_SA        0x12
223
224#define   OCTNET_CMD_TNL_RX_CSUM_CTL 0x10
225#define   OCTNET_CMD_TNL_TX_CSUM_CTL 0x11
226#define   OCTNET_CMD_IPSECV2_AH_ESP_CTL 0x13
227#define   OCTNET_CMD_VERBOSE_ENABLE   0x14
228#define   OCTNET_CMD_VERBOSE_DISABLE  0x15
229
230#define   OCTNET_CMD_VLAN_FILTER_CTL 0x16
231#define   OCTNET_CMD_ADD_VLAN_FILTER  0x17
232#define   OCTNET_CMD_DEL_VLAN_FILTER  0x18
233#define   OCTNET_CMD_VXLAN_PORT_CONFIG 0x19
234
235#define   OCTNET_CMD_ID_ACTIVE         0x1a
236
237#define   OCTNET_CMD_SET_UC_LIST       0x1b
238#define   OCTNET_CMD_SET_VF_LINKSTATE  0x1c
239
240#define   OCTNET_CMD_QUEUE_COUNT_CTL	0x1f
241
242#define   OCTNET_CMD_GROUP1             1
243#define   OCTNET_CMD_SET_VF_SPOOFCHK    0x1
244#define   OCTNET_GROUP1_LAST_CMD        OCTNET_CMD_SET_VF_SPOOFCHK
245
246#define   OCTNET_CMD_VXLAN_PORT_ADD    0x0
247#define   OCTNET_CMD_VXLAN_PORT_DEL    0x1
248#define   OCTNET_CMD_RXCSUM_ENABLE     0x0
249#define   OCTNET_CMD_RXCSUM_DISABLE    0x1
250#define   OCTNET_CMD_TXCSUM_ENABLE     0x0
251#define   OCTNET_CMD_TXCSUM_DISABLE    0x1
252#define   OCTNET_CMD_VLAN_FILTER_ENABLE 0x1
253#define   OCTNET_CMD_VLAN_FILTER_DISABLE 0x0
254
255#define   OCTNET_CMD_FAIL 0x1
256
257#define   SEAPI_CMD_FEC_SET             0x0
258#define   SEAPI_CMD_FEC_SET_DISABLE       0x0
259#define   SEAPI_CMD_FEC_SET_RS            0x1
260#define   SEAPI_CMD_FEC_GET             0x1
261
262#define   SEAPI_CMD_SPEED_SET           0x2
263#define   SEAPI_CMD_SPEED_GET           0x3
264
265#define OPCODE_NIC_VF_PORT_STATS        0x22
266
267#define   LIO_CMD_WAIT_TM 100
268
269/* RX(packets coming from wire) Checksum verification flags */
270/* TCP/UDP csum */
271#define   CNNIC_L4SUM_VERIFIED             0x1
272#define   CNNIC_IPSUM_VERIFIED             0x2
273#define   CNNIC_TUN_CSUM_VERIFIED          0x4
274#define   CNNIC_CSUM_VERIFIED (CNNIC_IPSUM_VERIFIED | CNNIC_L4SUM_VERIFIED)
275
276/*LROIPV4 and LROIPV6 Flags*/
277#define   OCTNIC_LROIPV4    0x1
278#define   OCTNIC_LROIPV6    0x2
279
280/* Interface flags communicated between host driver and core app. */
281enum octnet_ifflags {
282	OCTNET_IFFLAG_PROMISC   = 0x01,
283	OCTNET_IFFLAG_ALLMULTI  = 0x02,
284	OCTNET_IFFLAG_MULTICAST = 0x04,
285	OCTNET_IFFLAG_BROADCAST = 0x08,
286	OCTNET_IFFLAG_UNICAST   = 0x10
287};
288
289/*   wqe
290 *  ---------------  0
291 * |  wqe  word0-3 |
292 *  ---------------  32
293 * |    PCI IH     |
294 *  ---------------  40
295 * |     RPTR      |
296 *  ---------------  48
297 * |    PCI IRH    |
298 *  ---------------  56
299 * |  OCT_NET_CMD  |
300 *  ---------------  64
301 * | Addtl 8-BData |
302 * |               |
303 *  ---------------
304 */
305
306union octnet_cmd {
307	u64 u64;
308
309	struct {
310#ifdef __BIG_ENDIAN_BITFIELD
311		u64 cmd:5;
312
313		u64 more:6; /* How many udd words follow the command */
314
315		u64 cmdgroup:8;
316		u64 reserved:21;
317
318		u64 param1:16;
319
320		u64 param2:8;
321
322#else
323
324		u64 param2:8;
325
326		u64 param1:16;
327
328		u64 reserved:21;
329		u64 cmdgroup:8;
330
331		u64 more:6;
332
333		u64 cmd:5;
334
335#endif
336	} s;
337
338};
339
340#define   OCTNET_CMD_SIZE     (sizeof(union octnet_cmd))
341
342/*pkiih3 + irh + ossp[0] + ossp[1] + rdp + rptr = 40 bytes */
343#define LIO_SOFTCMDRESP_IH2       40
344#define LIO_SOFTCMDRESP_IH3       (40 + 8)
345
346#define LIO_PCICMD_O2             24
347#define LIO_PCICMD_O3             (24 + 8)
348
349/* Instruction Header(DPI) - for OCTEON-III models */
350struct  octeon_instr_ih3 {
351#ifdef __BIG_ENDIAN_BITFIELD
352
353	/** Reserved3 */
354	u64     reserved3:1;
355
356	/** Gather indicator 1=gather*/
357	u64     gather:1;
358
359	/** Data length OR no. of entries in gather list */
360	u64     dlengsz:14;
361
362	/** Front Data size */
363	u64     fsz:6;
364
365	/** Reserved2 */
366	u64     reserved2:4;
367
368	/** PKI port kind - PKIND */
369	u64     pkind:6;
370
371	/** Reserved1 */
372	u64     reserved1:32;
373
374#else
375	/** Reserved1 */
376	u64     reserved1:32;
377
378	/** PKI port kind - PKIND */
379	u64     pkind:6;
380
381	/** Reserved2 */
382	u64     reserved2:4;
383
384	/** Front Data size */
385	u64     fsz:6;
386
387	/** Data length OR no. of entries in gather list */
388	u64     dlengsz:14;
389
390	/** Gather indicator 1=gather*/
391	u64     gather:1;
392
393	/** Reserved3 */
394	u64     reserved3:1;
395
396#endif
397};
398
399/* Optional PKI Instruction Header(PKI IH) - for OCTEON-III models */
400/** BIG ENDIAN format.   */
401struct  octeon_instr_pki_ih3 {
402#ifdef __BIG_ENDIAN_BITFIELD
403
404	/** Wider bit */
405	u64     w:1;
406
407	/** Raw mode indicator 1 = RAW */
408	u64     raw:1;
409
410	/** Use Tag */
411	u64     utag:1;
412
413	/** Use QPG */
414	u64     uqpg:1;
415
416	/** Reserved2 */
417	u64     reserved2:1;
418
419	/** Parse Mode */
420	u64     pm:3;
421
422	/** Skip Length */
423	u64     sl:8;
424
425	/** Use Tag Type */
426	u64     utt:1;
427
428	/** Tag type */
429	u64     tagtype:2;
430
431	/** Reserved1 */
432	u64     reserved1:2;
433
434	/** QPG Value */
435	u64     qpg:11;
436
437	/** Tag Value */
438	u64     tag:32;
439
440#else
441
442	/** Tag Value */
443	u64     tag:32;
444
445	/** QPG Value */
446	u64     qpg:11;
447
448	/** Reserved1 */
449	u64     reserved1:2;
450
451	/** Tag type */
452	u64     tagtype:2;
453
454	/** Use Tag Type */
455	u64     utt:1;
456
457	/** Skip Length */
458	u64     sl:8;
459
460	/** Parse Mode */
461	u64     pm:3;
462
463	/** Reserved2 */
464	u64     reserved2:1;
465
466	/** Use QPG */
467	u64     uqpg:1;
468
469	/** Use Tag */
470	u64     utag:1;
471
472	/** Raw mode indicator 1 = RAW */
473	u64     raw:1;
474
475	/** Wider bit */
476	u64     w:1;
477#endif
478
479};
480
481/** Instruction Header */
482struct octeon_instr_ih2 {
483#ifdef __BIG_ENDIAN_BITFIELD
484	/** Raw mode indicator 1 = RAW */
485	u64 raw:1;
486
487	/** Gather indicator 1=gather*/
488	u64 gather:1;
489
490	/** Data length OR no. of entries in gather list */
491	u64 dlengsz:14;
492
493	/** Front Data size */
494	u64 fsz:6;
495
496	/** Packet Order / Work Unit selection (1 of 8)*/
497	u64 qos:3;
498
499	/** Core group selection (1 of 16) */
500	u64 grp:4;
501
502	/** Short Raw Packet Indicator 1=short raw pkt */
503	u64 rs:1;
504
505	/** Tag type */
506	u64 tagtype:2;
507
508	/** Tag Value */
509	u64 tag:32;
510#else
511	/** Tag Value */
512	u64 tag:32;
513
514	/** Tag type */
515	u64 tagtype:2;
516
517	/** Short Raw Packet Indicator 1=short raw pkt */
518	u64 rs:1;
519
520	/** Core group selection (1 of 16) */
521	u64 grp:4;
522
523	/** Packet Order / Work Unit selection (1 of 8)*/
524	u64 qos:3;
525
526	/** Front Data size */
527	u64 fsz:6;
528
529	/** Data length OR no. of entries in gather list */
530	u64 dlengsz:14;
531
532	/** Gather indicator 1=gather*/
533	u64 gather:1;
534
535	/** Raw mode indicator 1 = RAW */
536	u64 raw:1;
537#endif
538};
539
540/** Input Request Header */
541struct octeon_instr_irh {
542#ifdef __BIG_ENDIAN_BITFIELD
543	u64 opcode:4;
544	u64 rflag:1;
545	u64 subcode:7;
546	u64 vlan:12;
547	u64 priority:3;
548	u64 reserved:5;
549	u64 ossp:32;             /* opcode/subcode specific parameters */
550#else
551	u64 ossp:32;             /* opcode/subcode specific parameters */
552	u64 reserved:5;
553	u64 priority:3;
554	u64 vlan:12;
555	u64 subcode:7;
556	u64 rflag:1;
557	u64 opcode:4;
558#endif
559};
560
561/** Return Data Parameters */
562struct octeon_instr_rdp {
563#ifdef __BIG_ENDIAN_BITFIELD
564	u64 reserved:49;
565	u64 pcie_port:3;
566	u64 rlen:12;
567#else
568	u64 rlen:12;
569	u64 pcie_port:3;
570	u64 reserved:49;
571#endif
572};
573
574/** Receive Header */
575union octeon_rh {
576#ifdef __BIG_ENDIAN_BITFIELD
577	u64 u64;
578	struct {
579		u64 opcode:4;
580		u64 subcode:8;
581		u64 len:3;     /** additional 64-bit words */
582		u64 reserved:17;
583		u64 ossp:32;   /** opcode/subcode specific parameters */
584	} r;
585	struct {
586		u64 opcode:4;
587		u64 subcode:8;
588		u64 len:3;     /** additional 64-bit words */
589		u64 extra:28;
590		u64 vlan:12;
591		u64 priority:3;
592		u64 csum_verified:3;     /** checksum verified. */
593		u64 has_hwtstamp:1;      /** Has hardware timestamp. 1 = yes. */
594		u64 encap_on:1;
595		u64 has_hash:1;          /** Has hash (rth or rss). 1 = yes. */
596	} r_dh;
597	struct {
598		u64 opcode:4;
599		u64 subcode:8;
600		u64 len:3;     /** additional 64-bit words */
601		u64 reserved:11;
602		u64 num_gmx_ports:8;
603		u64 max_nic_ports:10;
604		u64 app_cap_flags:4;
605		u64 app_mode:8;
606		u64 pkind:8;
607	} r_core_drv_init;
608	struct {
609		u64 opcode:4;
610		u64 subcode:8;
611		u64 len:3;       /** additional 64-bit words */
612		u64 reserved:8;
613		u64 extra:25;
614		u64 gmxport:16;
615	} r_nic_info;
616#else
617	u64 u64;
618	struct {
619		u64 ossp:32;  /** opcode/subcode specific parameters */
620		u64 reserved:17;
621		u64 len:3;    /** additional 64-bit words */
622		u64 subcode:8;
623		u64 opcode:4;
624	} r;
625	struct {
626		u64 has_hash:1;          /** Has hash (rth or rss). 1 = yes. */
627		u64 encap_on:1;
628		u64 has_hwtstamp:1;      /** 1 = has hwtstamp */
629		u64 csum_verified:3;     /** checksum verified. */
630		u64 priority:3;
631		u64 vlan:12;
632		u64 extra:28;
633		u64 len:3;    /** additional 64-bit words */
634		u64 subcode:8;
635		u64 opcode:4;
636	} r_dh;
637	struct {
638		u64 pkind:8;
639		u64 app_mode:8;
640		u64 app_cap_flags:4;
641		u64 max_nic_ports:10;
642		u64 num_gmx_ports:8;
643		u64 reserved:11;
644		u64 len:3;       /** additional 64-bit words */
645		u64 subcode:8;
646		u64 opcode:4;
647	} r_core_drv_init;
648	struct {
649		u64 gmxport:16;
650		u64 extra:25;
651		u64 reserved:8;
652		u64 len:3;       /** additional 64-bit words */
653		u64 subcode:8;
654		u64 opcode:4;
655	} r_nic_info;
656#endif
657};
658
659#define  OCT_RH_SIZE   (sizeof(union  octeon_rh))
660
661union octnic_packet_params {
662	u32 u32;
663	struct {
664#ifdef __BIG_ENDIAN_BITFIELD
665		u32 reserved:24;
666		u32 ip_csum:1;		/* Perform IP header checksum(s) */
667		/* Perform Outer transport header checksum */
668		u32 transport_csum:1;
669		/* Find tunnel, and perform transport csum. */
670		u32 tnl_csum:1;
671		u32 tsflag:1;		/* Timestamp this packet */
672		u32 ipsec_ops:4;	/* IPsec operation */
673#else
674		u32 ipsec_ops:4;
675		u32 tsflag:1;
676		u32 tnl_csum:1;
677		u32 transport_csum:1;
678		u32 ip_csum:1;
679		u32 reserved:24;
680#endif
681	} s;
682};
683
684/** Status of a RGMII Link on Octeon as seen by core driver. */
685union oct_link_status {
686	u64 u64;
687
688	struct {
689#ifdef __BIG_ENDIAN_BITFIELD
690		u64 duplex:8;
691		u64 mtu:16;
692		u64 speed:16;
693		u64 link_up:1;
694		u64 autoneg:1;
695		u64 if_mode:5;
696		u64 pause:1;
697		u64 flashing:1;
698		u64 phy_type:5;
699		u64 reserved:10;
700#else
701		u64 reserved:10;
702		u64 phy_type:5;
703		u64 flashing:1;
704		u64 pause:1;
705		u64 if_mode:5;
706		u64 autoneg:1;
707		u64 link_up:1;
708		u64 speed:16;
709		u64 mtu:16;
710		u64 duplex:8;
711#endif
712	} s;
713};
714
715enum lio_phy_type {
716	LIO_PHY_PORT_TP = 0x0,
717	LIO_PHY_PORT_FIBRE = 0x1,
718	LIO_PHY_PORT_UNKNOWN,
719};
720
721/** The txpciq info passed to host from the firmware */
722
723union oct_txpciq {
724	u64 u64;
725
726	struct {
727#ifdef __BIG_ENDIAN_BITFIELD
728		u64 q_no:8;
729		u64 port:8;
730		u64 pkind:6;
731		u64 use_qpg:1;
732		u64 qpg:11;
733		u64 reserved0:10;
734		u64 ctrl_qpg:11;
735		u64 reserved:9;
736#else
737		u64 reserved:9;
738		u64 ctrl_qpg:11;
739		u64 reserved0:10;
740		u64 qpg:11;
741		u64 use_qpg:1;
742		u64 pkind:6;
743		u64 port:8;
744		u64 q_no:8;
745#endif
746	} s;
747};
748
749/** The rxpciq info passed to host from the firmware */
750
751union oct_rxpciq {
752	u64 u64;
753
754	struct {
755#ifdef __BIG_ENDIAN_BITFIELD
756		u64 q_no:8;
757		u64 reserved:56;
758#else
759		u64 reserved:56;
760		u64 q_no:8;
761#endif
762	} s;
763};
764
765/** Information for a OCTEON ethernet interface shared between core & host. */
766struct oct_link_info {
767	union oct_link_status link;
768	u64 hw_addr;
769
770#ifdef __BIG_ENDIAN_BITFIELD
771	u64 gmxport:16;
772	u64 macaddr_is_admin_asgnd:1;
773	u64 rsvd:13;
774	u64 macaddr_spoofchk:1;
775	u64 rsvd1:17;
776	u64 num_txpciq:8;
777	u64 num_rxpciq:8;
778#else
779	u64 num_rxpciq:8;
780	u64 num_txpciq:8;
781	u64 rsvd1:17;
782	u64 macaddr_spoofchk:1;
783	u64 rsvd:13;
784	u64 macaddr_is_admin_asgnd:1;
785	u64 gmxport:16;
786#endif
787
788	union oct_txpciq txpciq[MAX_IOQS_PER_NICIF];
789	union oct_rxpciq rxpciq[MAX_IOQS_PER_NICIF];
790};
791
792#define OCT_LINK_INFO_SIZE   (sizeof(struct oct_link_info))
793
794struct liquidio_if_cfg_info {
795	u64 iqmask; /** mask for IQs enabled for  the port */
796	u64 oqmask; /** mask for OQs enabled for the port */
797	struct oct_link_info linfo; /** initial link information */
798	char   liquidio_firmware_version[32];
799};
800
801/** Stats for each NIC port in RX direction. */
802struct nic_rx_stats {
803	/* link-level stats */
804	u64 total_rcvd;		/* Received packets */
805	u64 bytes_rcvd;		/* Octets of received packets */
806	u64 total_bcst;		/* Number of non-dropped L2 broadcast packets */
807	u64 total_mcst;		/* Number of non-dropped L2 multicast packets */
808	u64 runts;		/* Packets shorter than allowed */
809	u64 ctl_rcvd;		/* Received PAUSE packets */
810	u64 fifo_err;		/* Packets dropped due to RX FIFO full */
811	u64 dmac_drop;		/* Packets dropped by the DMAC filter */
812	u64 fcs_err;		/* Sum of fragment, overrun, and FCS errors */
813	u64 jabber_err;		/* Packets larger than allowed */
814	u64 l2_err;		/* Sum of DMA, parity, PCAM access, no memory,
815				 * buffer overflow, malformed L2 header or
816				 * length, oversize errors
817				 **/
818	u64 frame_err;		/* Sum of IPv4 and L4 checksum errors */
819	u64 red_drops;		/* Packets dropped by RED due to buffer
820				 * exhaustion
821				 **/
822
823	/* firmware stats */
824	u64 fw_total_rcvd;
825	u64 fw_total_fwd;
826	u64 fw_total_fwd_bytes;
827	u64 fw_total_mcast;
828	u64 fw_total_bcast;
829
830	u64 fw_err_pko;
831	u64 fw_err_link;
832	u64 fw_err_drop;
833	u64 fw_rx_vxlan;
834	u64 fw_rx_vxlan_err;
835
836	/* LRO */
837	u64 fw_lro_pkts;   /* Number of packets that are LROed      */
838	u64 fw_lro_octs;   /* Number of octets that are LROed       */
839	u64 fw_total_lro;  /* Number of LRO packets formed          */
840	u64 fw_lro_aborts; /* Number of times LRO of packet aborted */
841	u64 fw_lro_aborts_port;
842	u64 fw_lro_aborts_seq;
843	u64 fw_lro_aborts_tsval;
844	u64 fw_lro_aborts_timer;	/* Timer setting error */
845	/* intrmod: packet forward rate */
846	u64 fwd_rate;
847};
848
849/** Stats for each NIC port in RX direction. */
850struct nic_tx_stats {
851	/* link-level stats */
852	u64 total_pkts_sent;		/* Total frames sent on the interface */
853	u64 total_bytes_sent;		/* Total octets sent on the interface */
854	u64 mcast_pkts_sent;		/* Packets sent to the multicast DMAC */
855	u64 bcast_pkts_sent;		/* Packets sent to a broadcast DMAC */
856	u64 ctl_sent;			/* Control/PAUSE packets sent */
857	u64 one_collision_sent;		/* Packets sent that experienced a
858					 * single collision before successful
859					 * transmission
860					 **/
861	u64 multi_collision_sent;	/* Packets sent that experienced
862					 * multiple collisions before successful
863					 * transmission
864					 **/
865	u64 max_collision_fail;		/* Packets dropped due to excessive
866					 * collisions
867					 **/
868	u64 max_deferral_fail;		/* Packets not sent due to max
869					 * deferrals
870					 **/
871	u64 fifo_err;			/* Packets sent that experienced a
872					 * transmit underflow and were
873					 * truncated
874					 **/
875	u64 runts;			/* Packets sent with an octet count
876					 * lessthan 64
877					 **/
878	u64 total_collisions;		/* Packets dropped due to excessive
879					 * collisions
880					 **/
881
882	/* firmware stats */
883	u64 fw_total_sent;
884	u64 fw_total_fwd;
885	u64 fw_total_fwd_bytes;
886	u64 fw_total_mcast_sent;
887	u64 fw_total_bcast_sent;
888	u64 fw_err_pko;
889	u64 fw_err_link;
890	u64 fw_err_drop;
891	u64 fw_err_tso;
892	u64 fw_tso;		/* number of tso requests */
893	u64 fw_tso_fwd;		/* number of packets segmented in tso */
894	u64 fw_tx_vxlan;
895	u64 fw_err_pki;
896};
897
898struct oct_link_stats {
899	struct nic_rx_stats fromwire;
900	struct nic_tx_stats fromhost;
901
902};
903
904static inline int opcode_slow_path(union octeon_rh *rh)
905{
906	u16 subcode1, subcode2;
907
908	subcode1 = OPCODE_SUBCODE((rh)->r.opcode, (rh)->r.subcode);
909	subcode2 = OPCODE_SUBCODE(OPCODE_NIC, OPCODE_NIC_NW_DATA);
910
911	return (subcode2 != subcode1);
912}
913
914#define LIO68XX_LED_CTRL_ADDR     0x3501
915#define LIO68XX_LED_CTRL_CFGON    0x1f
916#define LIO68XX_LED_CTRL_CFGOFF   0x100
917#define LIO68XX_LED_BEACON_ADDR   0x3508
918#define LIO68XX_LED_BEACON_CFGON  0x47fd
919#define LIO68XX_LED_BEACON_CFGOFF 0x11fc
920#define VITESSE_PHY_GPIO_DRIVEON  0x1
921#define VITESSE_PHY_GPIO_CFG      0x8
922#define VITESSE_PHY_GPIO_DRIVEOFF 0x4
923#define VITESSE_PHY_GPIO_HIGH     0x2
924#define VITESSE_PHY_GPIO_LOW      0x3
925#define LED_IDENTIFICATION_ON     0x1
926#define LED_IDENTIFICATION_OFF    0x0
927#define LIO23XX_COPPERHEAD_LED_GPIO 0x2
928
929struct oct_mdio_cmd {
930	u64 op;
931	u64 mdio_addr;
932	u64 value1;
933	u64 value2;
934	u64 value3;
935};
936
937#define OCT_LINK_STATS_SIZE   (sizeof(struct oct_link_stats))
938
939struct oct_intrmod_cfg {
940	u64 rx_enable;
941	u64 tx_enable;
942	u64 check_intrvl;
943	u64 maxpkt_ratethr;
944	u64 minpkt_ratethr;
945	u64 rx_maxcnt_trigger;
946	u64 rx_mincnt_trigger;
947	u64 rx_maxtmr_trigger;
948	u64 rx_mintmr_trigger;
949	u64 tx_mincnt_trigger;
950	u64 tx_maxcnt_trigger;
951	u64 rx_frames;
952	u64 tx_frames;
953	u64 rx_usecs;
954};
955
956#define BASE_QUEUE_NOT_REQUESTED 65535
957
958union oct_nic_if_cfg {
959	u64 u64;
960	struct {
961#ifdef __BIG_ENDIAN_BITFIELD
962		u64 base_queue:16;
963		u64 num_iqueues:16;
964		u64 num_oqueues:16;
965		u64 gmx_port_id:8;
966		u64 vf_id:8;
967#else
968		u64 vf_id:8;
969		u64 gmx_port_id:8;
970		u64 num_oqueues:16;
971		u64 num_iqueues:16;
972		u64 base_queue:16;
973#endif
974	} s;
975};
976
977struct lio_trusted_vf {
978	uint64_t active: 1;
979	uint64_t id : 8;
980	uint64_t reserved: 55;
981};
982
983struct lio_time {
984	s64 sec;   /* seconds */
985	s64 nsec;  /* nanoseconds */
986};
987
988struct lio_vf_rep_stats {
989	u64 tx_packets;
990	u64 tx_bytes;
991	u64 tx_dropped;
992
993	u64 rx_packets;
994	u64 rx_bytes;
995	u64 rx_dropped;
996};
997
998enum lio_vf_rep_req_type {
999	LIO_VF_REP_REQ_NONE,
1000	LIO_VF_REP_REQ_STATE,
1001	LIO_VF_REP_REQ_MTU,
1002	LIO_VF_REP_REQ_STATS,
1003	LIO_VF_REP_REQ_DEVNAME
1004};
1005
1006enum {
1007	LIO_VF_REP_STATE_DOWN,
1008	LIO_VF_REP_STATE_UP
1009};
1010
1011#define LIO_IF_NAME_SIZE 16
1012struct lio_vf_rep_req {
1013	u8 req_type;
1014	u8 ifidx;
1015	u8 rsvd[6];
1016
1017	union {
1018		struct lio_vf_rep_name {
1019			char name[LIO_IF_NAME_SIZE];
1020		} rep_name;
1021
1022		struct lio_vf_rep_mtu {
1023			u32 mtu;
1024			u32 rsvd;
1025		} rep_mtu;
1026
1027		struct lio_vf_rep_state {
1028			u8 state;
1029			u8 rsvd[7];
1030		} rep_state;
1031	};
1032};
1033
1034struct lio_vf_rep_resp {
1035	u64 rh;
1036	u8  status;
1037	u8  rsvd[7];
1038};
1039#endif
1040