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Yuval Mintzfe56b9e2015-10-26 11:02:25 +02001/* QLogic qed NIC Driver
Mintz, Yuvale8f1cb52017-01-01 13:57:00 +02002 * Copyright (c) 2015-2017 QLogic Corporation
Yuval Mintzfe56b9e2015-10-26 11:02:25 +02003 *
Mintz, Yuvale8f1cb52017-01-01 13:57:00 +02004 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and /or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
Yuval Mintzfe56b9e2015-10-26 11:02:25 +020031 */
32
33#ifndef _QED_H
34#define _QED_H
35
36#include <linux/types.h>
37#include <linux/io.h>
38#include <linux/delay.h>
39#include <linux/firmware.h>
40#include <linux/interrupt.h>
41#include <linux/list.h>
42#include <linux/mutex.h>
43#include <linux/pci.h>
44#include <linux/slab.h>
45#include <linux/string.h>
46#include <linux/workqueue.h>
47#include <linux/zlib.h>
48#include <linux/hashtable.h>
49#include <linux/qed/qed_if.h>
Tomer Tayarc965db42016-09-07 16:36:24 +030050#include "qed_debug.h"
Yuval Mintzfe56b9e2015-10-26 11:02:25 +020051#include "qed_hsi.h"
52
Yuval Mintz25c089d2015-10-26 11:02:26 +020053extern const struct qed_common_ops qed_common_ops_pass;
Tomer Tayar5d24bcf2017-03-28 15:12:52 +030054
55#define QED_MAJOR_VERSION 8
56#define QED_MINOR_VERSION 10
57#define QED_REVISION_VERSION 10
58#define QED_ENGINEERING_VERSION 21
59
60#define QED_VERSION \
61 ((QED_MAJOR_VERSION << 24) | (QED_MINOR_VERSION << 16) | \
62 (QED_REVISION_VERSION << 8) | QED_ENGINEERING_VERSION)
63
64#define STORM_FW_VERSION \
65 ((FW_MAJOR_VERSION << 24) | (FW_MINOR_VERSION << 16) | \
66 (FW_REVISION_VERSION << 8) | FW_ENGINEERING_VERSION)
Yuval Mintzfe56b9e2015-10-26 11:02:25 +020067
68#define MAX_HWFNS_PER_DEVICE (4)
69#define NAME_SIZE 16
70#define VER_SIZE 16
71
Manish Choprabcd197c2016-04-26 10:56:08 -040072#define QED_WFQ_UNIT 100
73
Ram Amrani51ff1722016-10-01 21:59:57 +030074#define QED_WID_SIZE (1024)
75#define QED_PF_DEMS_SIZE (4)
76
Yuval Mintzfe56b9e2015-10-26 11:02:25 +020077/* cau states */
78enum qed_coalescing_mode {
79 QED_COAL_MODE_DISABLE,
80 QED_COAL_MODE_ENABLE
81};
82
83struct qed_eth_cb_ops;
84struct qed_dev_info;
Sudarsana Reddy Kalluru6c754242016-08-16 10:51:03 -040085union qed_mcp_protocol_stats;
86enum qed_mcp_protocol_type;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +020087
88/* helpers */
Tomer Tayar5d24bcf2017-03-28 15:12:52 +030089#define QED_MFW_GET_FIELD(name, field) \
90 (((name) & (field ## _MASK)) >> (field ## _SHIFT))
91
92#define QED_MFW_SET_FIELD(name, field, value) \
93 do { \
94 (name) &= ~((field ## _MASK) << (field ## _SHIFT)); \
95 (name) |= (((value) << (field ## _SHIFT)) & (field ## _MASK));\
96 } while (0)
97
Yuval Mintzfe56b9e2015-10-26 11:02:25 +020098static inline u32 qed_db_addr(u32 cid, u32 DEMS)
99{
100 u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) |
Ram Amrani51ff1722016-10-01 21:59:57 +0300101 (cid * QED_PF_DEMS_SIZE);
102
103 return db_addr;
104}
105
106static inline u32 qed_db_addr_vf(u32 cid, u32 DEMS)
107{
108 u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) |
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200109 FIELD_VALUE(DB_LEGACY_ADDR_ICID, cid);
110
111 return db_addr;
112}
113
114#define ALIGNED_TYPE_SIZE(type_name, p_hwfn) \
115 ((sizeof(type_name) + (u32)(1 << (p_hwfn->cdev->cache_shift)) - 1) & \
116 ~((1 << (p_hwfn->cdev->cache_shift)) - 1))
117
118#define for_each_hwfn(cdev, i) for (i = 0; i < cdev->num_hwfns; i++)
119
120#define D_TRINE(val, cond1, cond2, true1, true2, def) \
121 (val == (cond1) ? true1 : \
122 (val == (cond2) ? true2 : def))
123
124/* forward */
125struct qed_ptt_pool;
126struct qed_spq;
127struct qed_sb_info;
128struct qed_sb_attn_info;
129struct qed_cxt_mngr;
130struct qed_sb_sp_info;
Yuval Mintz0a7fb112016-10-01 21:59:55 +0300131struct qed_ll2_info;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200132struct qed_mcp_info;
133
134struct qed_rt_data {
Yuval Mintzfc48b7a2016-02-15 13:22:35 -0500135 u32 *init_val;
136 bool *b_valid;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200137};
138
Manish Chopra464f6642016-04-14 01:38:29 -0400139enum qed_tunn_mode {
140 QED_MODE_L2GENEVE_TUNN,
141 QED_MODE_IPGENEVE_TUNN,
142 QED_MODE_L2GRE_TUNN,
143 QED_MODE_IPGRE_TUNN,
144 QED_MODE_VXLAN_TUNN,
145};
146
147enum qed_tunn_clss {
148 QED_TUNN_CLSS_MAC_VLAN,
149 QED_TUNN_CLSS_MAC_VNI,
150 QED_TUNN_CLSS_INNER_MAC_VLAN,
151 QED_TUNN_CLSS_INNER_MAC_VNI,
Chopra, Manish199684302017-04-24 10:00:44 -0700152 QED_TUNN_CLSS_MAC_VLAN_DUAL_STAGE,
Manish Chopra464f6642016-04-14 01:38:29 -0400153 MAX_QED_TUNN_CLSS,
154};
155
Chopra, Manish199684302017-04-24 10:00:44 -0700156struct qed_tunn_update_type {
157 bool b_update_mode;
158 bool b_mode_enabled;
159 enum qed_tunn_clss tun_cls;
160};
161
162struct qed_tunn_update_udp_port {
163 bool b_update_port;
164 u16 port;
165};
166
167struct qed_tunnel_info {
168 struct qed_tunn_update_type vxlan;
169 struct qed_tunn_update_type l2_geneve;
170 struct qed_tunn_update_type ip_geneve;
171 struct qed_tunn_update_type l2_gre;
172 struct qed_tunn_update_type ip_gre;
173
174 struct qed_tunn_update_udp_port vxlan_port;
175 struct qed_tunn_update_udp_port geneve_port;
176
177 bool b_update_rx_cls;
178 bool b_update_tx_cls;
179};
180
Manish Chopra464f6642016-04-14 01:38:29 -0400181struct qed_tunn_start_params {
182 unsigned long tunn_mode;
183 u16 vxlan_udp_port;
184 u16 geneve_udp_port;
185 u8 update_vxlan_udp_port;
186 u8 update_geneve_udp_port;
187 u8 tunn_clss_vxlan;
188 u8 tunn_clss_l2geneve;
189 u8 tunn_clss_ipgeneve;
190 u8 tunn_clss_l2gre;
191 u8 tunn_clss_ipgre;
192};
193
194struct qed_tunn_update_params {
195 unsigned long tunn_mode_update_mask;
196 unsigned long tunn_mode;
197 u16 vxlan_udp_port;
198 u16 geneve_udp_port;
199 u8 update_rx_pf_clss;
200 u8 update_tx_pf_clss;
201 u8 update_vxlan_udp_port;
202 u8 update_geneve_udp_port;
203 u8 tunn_clss_vxlan;
204 u8 tunn_clss_l2geneve;
205 u8 tunn_clss_ipgeneve;
206 u8 tunn_clss_l2gre;
207 u8 tunn_clss_ipgre;
208};
209
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200210/* The PCI personality is not quite synonymous to protocol ID:
211 * 1. All personalities need CORE connections
212 * 2. The Ethernet personality may support also the RoCE protocol
213 */
214enum qed_pci_personality {
215 QED_PCI_ETH,
Arun Easi1e128c82017-02-15 06:28:22 -0800216 QED_PCI_FCOE,
Yuval Mintzc5ac9312016-06-03 14:35:34 +0300217 QED_PCI_ISCSI,
218 QED_PCI_ETH_ROCE,
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200219 QED_PCI_DEFAULT /* default in shmem */
220};
221
222/* All VFs are symmetric, all counters are PF + all VFs */
223struct qed_qm_iids {
224 u32 cids;
225 u32 vf_cids;
226 u32 tids;
227};
228
Tomer Tayar2edbff82016-10-31 07:14:27 +0200229/* HW / FW resources, output of features supported below, most information
230 * is received from MFW.
231 */
232enum qed_resources {
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200233 QED_SB,
Yuval Mintz25c089d2015-10-26 11:02:26 +0200234 QED_L2_QUEUE,
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200235 QED_VPORT,
Yuval Mintz25c089d2015-10-26 11:02:26 +0200236 QED_RSS_ENG,
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200237 QED_PQ,
238 QED_RL,
Yuval Mintz25c089d2015-10-26 11:02:26 +0200239 QED_MAC,
240 QED_VLAN,
Ram Amrani51ff1722016-10-01 21:59:57 +0300241 QED_RDMA_CNQ_RAM,
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200242 QED_ILT,
Yuval Mintz0a7fb112016-10-01 21:59:55 +0300243 QED_LL2_QUEUE,
Tomer Tayar2edbff82016-10-31 07:14:27 +0200244 QED_CMDQS_CQS,
Ram Amrani51ff1722016-10-01 21:59:57 +0300245 QED_RDMA_STATS_QUEUE,
Tomer Tayar9c8517c2017-03-28 15:12:55 +0300246 QED_BDQ,
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200247 QED_MAX_RESC,
248};
249
Yuval Mintz25c089d2015-10-26 11:02:26 +0200250enum QED_FEATURE {
251 QED_PF_L2_QUE,
Yuval Mintz32a47e72016-05-11 16:36:12 +0300252 QED_VF,
Ram Amrani51ff1722016-10-01 21:59:57 +0300253 QED_RDMA_CNQ,
Mintz, Yuval08737a32017-04-06 15:58:33 +0300254 QED_ISCSI_CQ,
Arun Easi1e128c82017-02-15 06:28:22 -0800255 QED_FCOE_CQ,
Mintz, Yuval08737a32017-04-06 15:58:33 +0300256 QED_VF_L2_QUE,
Yuval Mintz25c089d2015-10-26 11:02:26 +0200257 QED_MAX_FEATURES,
258};
259
Yuval Mintzcc875c22015-10-26 11:02:31 +0200260enum QED_PORT_MODE {
261 QED_PORT_MODE_DE_2X40G,
262 QED_PORT_MODE_DE_2X50G,
263 QED_PORT_MODE_DE_1X100G,
264 QED_PORT_MODE_DE_4X10G_F,
265 QED_PORT_MODE_DE_4X10G_E,
266 QED_PORT_MODE_DE_4X20G,
267 QED_PORT_MODE_DE_1X40G,
268 QED_PORT_MODE_DE_2X25G,
Mintz, Yuval9c79dda2017-03-14 16:23:54 +0200269 QED_PORT_MODE_DE_1X25G,
270 QED_PORT_MODE_DE_4X25G,
271 QED_PORT_MODE_DE_2X10G,
Yuval Mintzcc875c22015-10-26 11:02:31 +0200272};
273
Yuval Mintzfc48b7a2016-02-15 13:22:35 -0500274enum qed_dev_cap {
275 QED_DEV_CAP_ETH,
Arun Easi1e128c82017-02-15 06:28:22 -0800276 QED_DEV_CAP_FCOE,
Yuval Mintzc5ac9312016-06-03 14:35:34 +0300277 QED_DEV_CAP_ISCSI,
278 QED_DEV_CAP_ROCE,
Yuval Mintzfc48b7a2016-02-15 13:22:35 -0500279};
280
Mintz, Yuval14d39642016-10-31 07:14:23 +0200281enum qed_wol_support {
282 QED_WOL_SUPPORT_NONE,
283 QED_WOL_SUPPORT_PME,
284};
285
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200286struct qed_hw_info {
287 /* PCI personality */
288 enum qed_pci_personality personality;
289
290 /* Resource Allocation scheme results */
291 u32 resc_start[QED_MAX_RESC];
292 u32 resc_num[QED_MAX_RESC];
Yuval Mintz25c089d2015-10-26 11:02:26 +0200293 u32 feat_num[QED_MAX_FEATURES];
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200294
295#define RESC_START(_p_hwfn, resc) ((_p_hwfn)->hw_info.resc_start[resc])
296#define RESC_NUM(_p_hwfn, resc) ((_p_hwfn)->hw_info.resc_num[resc])
Yuval Mintzdbb799c2016-06-03 14:35:35 +0300297#define RESC_END(_p_hwfn, resc) (RESC_START(_p_hwfn, resc) + \
298 RESC_NUM(_p_hwfn, resc))
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200299#define FEAT_NUM(_p_hwfn, resc) ((_p_hwfn)->hw_info.feat_num[resc])
300
Ariel Eliorb5a9ee72017-04-03 12:21:09 +0300301 /* Amount of traffic classes HW supports */
302 u8 num_hw_tc;
303
304 /* Amount of TCs which should be active according to DCBx or upper
305 * layer driver configuration.
306 */
307 u8 num_active_tc;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200308 u8 offload_tc;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200309
310 u32 concrete_fid;
311 u16 opaque_fid;
312 u16 ovlan;
313 u32 part_num[4];
314
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200315 unsigned char hw_mac_addr[ETH_ALEN];
Arun Easi1e128c82017-02-15 06:28:22 -0800316 u64 node_wwn;
317 u64 port_wwn;
318
319 u16 num_fcoe_conns;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200320
321 struct qed_igu_info *p_igu_info;
322
323 u32 port_mode;
324 u32 hw_mode;
Yuval Mintzfc48b7a2016-02-15 13:22:35 -0500325 unsigned long device_capabilities;
Sudarsana Kalluru0fefbfb2016-10-31 07:14:21 +0200326 u16 mtu;
Mintz, Yuval14d39642016-10-31 07:14:23 +0200327
328 enum qed_wol_support b_wol_support;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200329};
330
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200331/* maximun size of read/write commands (HW limit) */
332#define DMAE_MAX_RW_SIZE 0x2000
333
334struct qed_dmae_info {
335 /* Mutex for synchronizing access to functions */
336 struct mutex mutex;
337
338 u8 channel;
339
340 dma_addr_t completion_word_phys_addr;
341
342 /* The memory location where the DMAE writes the completion
343 * value when an operation is finished on this context.
344 */
345 u32 *p_completion_word;
346
347 dma_addr_t intermediate_buffer_phys_addr;
348
349 /* An intermediate buffer for DMAE operations that use virtual
350 * addresses - data is DMA'd to/from this buffer and then
351 * memcpy'd to/from the virtual address
352 */
353 u32 *p_intermediate_buffer;
354
355 dma_addr_t dmae_cmd_phys_addr;
356 struct dmae_cmd *p_dmae_cmd;
357};
358
Manish Choprabcd197c2016-04-26 10:56:08 -0400359struct qed_wfq_data {
360 /* when feature is configured for at least 1 vport */
361 u32 min_speed;
362 bool configured;
363};
364
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200365struct qed_qm_info {
366 struct init_qm_pq_params *qm_pq_params;
367 struct init_qm_vport_params *qm_vport_params;
368 struct init_qm_port_params *qm_port_params;
369 u16 start_pq;
370 u8 start_vport;
Ariel Eliorb5a9ee72017-04-03 12:21:09 +0300371 u16 pure_lb_pq;
372 u16 offload_pq;
373 u16 low_latency_pq;
374 u16 pure_ack_pq;
375 u16 ooo_pq;
376 u16 first_vf_pq;
377 u16 first_mcos_pq;
378 u16 first_rl_pq;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200379 u16 num_pqs;
380 u16 num_vf_pqs;
381 u8 num_vports;
382 u8 max_phys_tcs_per_port;
Ariel Eliorb5a9ee72017-04-03 12:21:09 +0300383 u8 ooo_tc;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200384 bool pf_rl_en;
385 bool pf_wfq_en;
386 bool vport_rl_en;
387 bool vport_wfq_en;
388 u8 pf_wfq;
389 u32 pf_rl;
Manish Choprabcd197c2016-04-26 10:56:08 -0400390 struct qed_wfq_data *wfq_data;
Yuval Mintzdbb799c2016-06-03 14:35:35 +0300391 u8 num_pf_rls;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200392};
393
Manish Chopra9df2ed02015-10-26 11:02:33 +0200394struct storm_stats {
395 u32 address;
396 u32 len;
397};
398
399struct qed_storm_stats {
400 struct storm_stats mstats;
401 struct storm_stats pstats;
402 struct storm_stats tstats;
403 struct storm_stats ustats;
404};
405
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200406struct qed_fw_data {
Manish Chopra9df2ed02015-10-26 11:02:33 +0200407 struct fw_ver_info *fw_ver_info;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200408 const u8 *modes_tree_buf;
409 union init_op *init_ops;
410 const u32 *arr_data;
411 u32 init_ops_size;
412};
413
Tomer Tayar5d24bcf2017-03-28 15:12:52 +0300414#define DRV_MODULE_VERSION \
415 __stringify(QED_MAJOR_VERSION) "." \
416 __stringify(QED_MINOR_VERSION) "." \
417 __stringify(QED_REVISION_VERSION) "." \
418 __stringify(QED_ENGINEERING_VERSION)
419
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200420struct qed_simd_fp_handler {
421 void *token;
422 void (*func)(void *);
423};
424
425struct qed_hwfn {
426 struct qed_dev *cdev;
427 u8 my_id; /* ID inside the PF */
428#define IS_LEAD_HWFN(edev) (!((edev)->my_id))
429 u8 rel_pf_id; /* Relative to engine*/
430 u8 abs_pf_id;
Mintz, Yuval9c79dda2017-03-14 16:23:54 +0200431#define QED_PATH_ID(_p_hwfn) \
432 (QED_IS_K2((_p_hwfn)->cdev) ? 0 : ((_p_hwfn)->abs_pf_id & 1))
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200433 u8 port_id;
434 bool b_active;
435
436 u32 dp_module;
437 u8 dp_level;
438 char name[NAME_SIZE];
439
440 bool first_on_engine;
441 bool hw_init_done;
442
Yuval Mintz1408cc1f2016-05-11 16:36:14 +0300443 u8 num_funcs_on_engine;
Yuval Mintzdbb799c2016-06-03 14:35:35 +0300444 u8 enabled_func_idx;
Yuval Mintz1408cc1f2016-05-11 16:36:14 +0300445
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200446 /* BAR access */
447 void __iomem *regview;
448 void __iomem *doorbells;
449 u64 db_phys_addr;
450 unsigned long db_size;
451
452 /* PTT pool */
453 struct qed_ptt_pool *p_ptt_pool;
454
455 /* HW info */
456 struct qed_hw_info hw_info;
457
458 /* rt_array (for init-tool) */
Yuval Mintzfc48b7a2016-02-15 13:22:35 -0500459 struct qed_rt_data rt_data;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200460
461 /* SPQ */
462 struct qed_spq *p_spq;
463
464 /* EQ */
465 struct qed_eq *p_eq;
466
467 /* Consolidate Q*/
468 struct qed_consq *p_consq;
469
470 /* Slow-Path definitions */
471 struct tasklet_struct *sp_dpc;
472 bool b_sp_dpc_enabled;
473
474 struct qed_ptt *p_main_ptt;
475 struct qed_ptt *p_dpc_ptt;
476
477 struct qed_sb_sp_info *p_sp_sb;
478 struct qed_sb_attn_info *p_sb_attn;
479
480 /* Protocol related */
Yuval Mintz0a7fb112016-10-01 21:59:55 +0300481 bool using_ll2;
482 struct qed_ll2_info *p_ll2_info;
Yuval Mintz1d6cff42016-12-01 00:21:07 -0800483 struct qed_ooo_info *p_ooo_info;
Ram Amrani51ff1722016-10-01 21:59:57 +0300484 struct qed_rdma_info *p_rdma_info;
Yuval Mintzfc831822016-12-01 00:21:06 -0800485 struct qed_iscsi_info *p_iscsi_info;
Arun Easi1e128c82017-02-15 06:28:22 -0800486 struct qed_fcoe_info *p_fcoe_info;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200487 struct qed_pf_params pf_params;
488
Yuval Mintzdbb799c2016-06-03 14:35:35 +0300489 bool b_rdma_enabled_in_prs;
490 u32 rdma_prs_search_reg;
491
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200492 /* Array of sb_info of all status blocks */
493 struct qed_sb_info *sbs_info[MAX_SB_PER_PF_MIMD];
494 u16 num_sbs;
495
496 struct qed_cxt_mngr *p_cxt_mngr;
497
498 /* Flag indicating whether interrupts are enabled or not*/
499 bool b_int_enabled;
Sudarsana Kalluru8f16bc92015-12-07 06:25:59 -0500500 bool b_int_requested;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200501
Sudarsana Reddy Kallurufc916ff2016-03-09 09:16:23 +0200502 /* True if the driver requests for the link */
503 bool b_drv_link_init;
504
Yuval Mintz1408cc1f2016-05-11 16:36:14 +0300505 struct qed_vf_iov *vf_iov_info;
Yuval Mintz32a47e72016-05-11 16:36:12 +0300506 struct qed_pf_iov *pf_iov_info;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200507 struct qed_mcp_info *mcp_info;
508
Sudarsana Reddy Kalluru39651ab2016-05-17 06:44:26 -0400509 struct qed_dcbx_info *p_dcbx_info;
510
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200511 struct qed_dmae_info dmae_info;
512
513 /* QM init */
514 struct qed_qm_info qm_info;
Manish Chopra9df2ed02015-10-26 11:02:33 +0200515 struct qed_storm_stats storm_stats;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200516
517 /* Buffer for unzipping firmware data */
518 void *unzip_buf;
519
Tomer Tayarc965db42016-09-07 16:36:24 +0300520 struct dbg_tools_data dbg_info;
521
Ram Amrani51ff1722016-10-01 21:59:57 +0300522 /* PWM region specific data */
523 u32 dpi_size;
524 u32 dpi_count;
525
526 /* This is used to calculate the doorbell address */
527 u32 dpi_start_offset;
528
529 /* If one of the following is set then EDPM shouldn't be used */
530 u8 dcbx_no_edpm;
531 u8 db_bar_no_edpm;
532
Chopra, Manishd51e4af2017-04-13 04:54:44 -0700533 struct qed_ptt *p_arfs_ptt;
534
Sudarsana Reddy Kalluruc78c70f2017-02-15 10:24:10 +0200535 /* p_ptp_ptt is valid for leading HWFN only */
536 struct qed_ptt *p_ptp_ptt;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200537 struct qed_simd_fp_handler simd_proto_handler[64];
538
Yuval Mintz37bff2b2016-05-11 16:36:13 +0300539#ifdef CONFIG_QED_SRIOV
540 struct workqueue_struct *iov_wq;
541 struct delayed_work iov_task;
542 unsigned long iov_task_flags;
543#endif
544
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200545 struct z_stream_s *stream;
Ram Amraniabd49672016-10-01 22:00:01 +0300546 struct qed_roce_ll2_info *ll2;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200547};
548
549struct pci_params {
550 int pm_cap;
551
552 unsigned long mem_start;
553 unsigned long mem_end;
554 unsigned int irq;
555 u8 pf_num;
556};
557
558struct qed_int_param {
559 u32 int_mode;
560 u8 num_vectors;
561 u8 min_msix_cnt; /* for minimal functionality */
562};
563
564struct qed_int_params {
565 struct qed_int_param in;
566 struct qed_int_param out;
567 struct msix_entry *msix_table;
568 bool fp_initialized;
569 u8 fp_msix_base;
570 u8 fp_msix_cnt;
Ram Amrani51ff1722016-10-01 21:59:57 +0300571 u8 rdma_msix_base;
572 u8 rdma_msix_cnt;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200573};
574
Tomer Tayarc965db42016-09-07 16:36:24 +0300575struct qed_dbg_feature {
576 struct dentry *dentry;
577 u8 *dump_buf;
578 u32 buf_size;
579 u32 dumped_dwords;
580};
581
582struct qed_dbg_params {
583 struct qed_dbg_feature features[DBG_FEATURE_NUM];
584 u8 engine_for_debug;
585 bool print_data;
586};
587
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200588struct qed_dev {
589 u32 dp_module;
590 u8 dp_level;
591 char name[NAME_SIZE];
592
Mintz, Yuval9c79dda2017-03-14 16:23:54 +0200593 enum qed_dev_type type;
Yuval Mintzfc48b7a2016-02-15 13:22:35 -0500594/* Translate type/revision combo into the proper conditions */
595#define QED_IS_BB(dev) ((dev)->type == QED_DEV_TYPE_BB)
596#define QED_IS_BB_A0(dev) (QED_IS_BB(dev) && \
597 CHIP_REV_IS_A0(dev))
598#define QED_IS_BB_B0(dev) (QED_IS_BB(dev) && \
599 CHIP_REV_IS_B0(dev))
Tomer Tayarc965db42016-09-07 16:36:24 +0300600#define QED_IS_AH(dev) ((dev)->type == QED_DEV_TYPE_AH)
601#define QED_IS_K2(dev) QED_IS_AH(dev)
Yuval Mintzfc48b7a2016-02-15 13:22:35 -0500602
603#define QED_GET_TYPE(dev) (QED_IS_BB_A0(dev) ? CHIP_BB_A0 : \
604 QED_IS_BB_B0(dev) ? CHIP_BB_B0 : CHIP_K2)
605
606 u16 vendor_id;
607 u16 device_id;
Mintz, Yuval9c79dda2017-03-14 16:23:54 +0200608#define QED_DEV_ID_MASK 0xff00
609#define QED_DEV_ID_MASK_BB 0x1600
610#define QED_DEV_ID_MASK_AH 0x8000
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200611
612 u16 chip_num;
613#define CHIP_NUM_MASK 0xffff
614#define CHIP_NUM_SHIFT 16
615
616 u16 chip_rev;
617#define CHIP_REV_MASK 0xf
618#define CHIP_REV_SHIFT 12
Yuval Mintzfc48b7a2016-02-15 13:22:35 -0500619#define CHIP_REV_IS_A0(_cdev) (!(_cdev)->chip_rev)
620#define CHIP_REV_IS_B0(_cdev) ((_cdev)->chip_rev == 1)
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200621
622 u16 chip_metal;
623#define CHIP_METAL_MASK 0xff
624#define CHIP_METAL_SHIFT 4
625
626 u16 chip_bond_id;
627#define CHIP_BOND_ID_MASK 0xf
628#define CHIP_BOND_ID_SHIFT 0
629
630 u8 num_engines;
631 u8 num_ports_in_engines;
632 u8 num_funcs_in_port;
633
634 u8 path_id;
Yuval Mintzfc48b7a2016-02-15 13:22:35 -0500635 enum qed_mf_mode mf_mode;
636#define IS_MF_DEFAULT(_p_hwfn) (((_p_hwfn)->cdev)->mf_mode == QED_MF_DEFAULT)
637#define IS_MF_SI(_p_hwfn) (((_p_hwfn)->cdev)->mf_mode == QED_MF_NPAR)
638#define IS_MF_SD(_p_hwfn) (((_p_hwfn)->cdev)->mf_mode == QED_MF_OVLAN)
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200639
640 int pcie_width;
641 int pcie_speed;
642 u8 ver_str[VER_SIZE];
643
644 /* Add MF related configuration */
645 u8 mcp_rev;
646 u8 boot_mode;
647
Mintz, Yuval14d39642016-10-31 07:14:23 +0200648 /* WoL related configurations */
649 u8 wol_config;
650 u8 wol_mac[ETH_ALEN];
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200651
652 u32 int_mode;
653 enum qed_coalescing_mode int_coalescing_mode;
Sudarsana Reddy Kalluru51d99882016-06-28 02:10:58 -0400654 u16 rx_coalesce_usecs;
655 u16 tx_coalesce_usecs;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200656
657 /* Start Bar offset of first hwfn */
658 void __iomem *regview;
659 void __iomem *doorbells;
660 u64 db_phys_addr;
661 unsigned long db_size;
662
663 /* PCI */
664 u8 cache_shift;
665
666 /* Init */
667 const struct iro *iro_arr;
668#define IRO (p_hwfn->cdev->iro_arr)
669
670 /* HW functions */
671 u8 num_hwfns;
672 struct qed_hwfn hwfns[MAX_HWFNS_PER_DEVICE];
673
Yuval Mintz32a47e72016-05-11 16:36:12 +0300674 /* SRIOV */
675 struct qed_hw_sriov_info *p_iov_info;
676#define IS_QED_SRIOV(cdev) (!!(cdev)->p_iov_info)
Chopra, Manish199684302017-04-24 10:00:44 -0700677 struct qed_tunnel_info tunnel;
Yuval Mintz1408cc1f2016-05-11 16:36:14 +0300678 bool b_is_vf;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200679 u32 drv_type;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200680 struct qed_eth_stats *reset_stats;
681 struct qed_fw_data *fw_data;
682
683 u32 mcp_nvm_resp;
684
685 /* Linux specific here */
686 struct qede_dev *edev;
687 struct pci_dev *pdev;
Yuval Mintzfc831822016-12-01 00:21:06 -0800688 u32 flags;
689#define QED_FLAG_STORAGE_STARTED (BIT(0))
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200690 int msg_enable;
691
692 struct pci_params pci_params;
693
694 struct qed_int_params int_params;
695
696 u8 protocol;
697#define IS_QED_ETH_IF(cdev) ((cdev)->protocol == QED_PROTOCOL_ETH)
Arun Easi1e128c82017-02-15 06:28:22 -0800698#define IS_QED_FCOE_IF(cdev) ((cdev)->protocol == QED_PROTOCOL_FCOE)
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200699
Yuval Mintzcc875c22015-10-26 11:02:31 +0200700 /* Callbacks to protocol driver */
701 union {
702 struct qed_common_cb_ops *common;
703 struct qed_eth_cb_ops *eth;
Arun Easi1e128c82017-02-15 06:28:22 -0800704 struct qed_fcoe_cb_ops *fcoe;
Yuval Mintzfc831822016-12-01 00:21:06 -0800705 struct qed_iscsi_cb_ops *iscsi;
Yuval Mintzcc875c22015-10-26 11:02:31 +0200706 } protocol_ops;
707 void *ops_cookie;
708
Tomer Tayarc965db42016-09-07 16:36:24 +0300709 struct qed_dbg_params dbg_params;
710
Yuval Mintz0a7fb112016-10-01 21:59:55 +0300711#ifdef CONFIG_QED_LL2
712 struct qed_cb_ll2_info *ll2;
713 u8 ll2_mac_address[ETH_ALEN];
714#endif
Yuval Mintzfc831822016-12-01 00:21:06 -0800715 DECLARE_HASHTABLE(connections, 10);
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200716 const struct firmware *firmware;
Ram Amrani51ff1722016-10-01 21:59:57 +0300717
718 u32 rdma_max_sge;
719 u32 rdma_max_inline;
720 u32 rdma_max_srq_sge;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200721};
722
Mintz, Yuval9c79dda2017-03-14 16:23:54 +0200723#define NUM_OF_VFS(dev) (QED_IS_BB(dev) ? MAX_NUM_VFS_BB \
724 : MAX_NUM_VFS_K2)
725#define NUM_OF_L2_QUEUES(dev) (QED_IS_BB(dev) ? MAX_NUM_L2_QUEUES_BB \
726 : MAX_NUM_L2_QUEUES_K2)
727#define NUM_OF_PORTS(dev) (QED_IS_BB(dev) ? MAX_NUM_PORTS_BB \
728 : MAX_NUM_PORTS_K2)
729#define NUM_OF_SBS(dev) (QED_IS_BB(dev) ? MAX_SB_PER_PATH_BB \
730 : MAX_SB_PER_PATH_K2)
731#define NUM_OF_ENG_PFS(dev) (QED_IS_BB(dev) ? MAX_NUM_PFS_BB \
732 : MAX_NUM_PFS_K2)
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200733
734/**
735 * @brief qed_concrete_to_sw_fid - get the sw function id from
736 * the concrete value.
737 *
738 * @param concrete_fid
739 *
740 * @return inline u8
741 */
742static inline u8 qed_concrete_to_sw_fid(struct qed_dev *cdev,
743 u32 concrete_fid)
744{
Yuval Mintz4870e702016-08-22 12:03:29 +0300745 u8 vfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_VFID);
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200746 u8 pfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_PFID);
Yuval Mintz4870e702016-08-22 12:03:29 +0300747 u8 vf_valid = GET_FIELD(concrete_fid,
748 PXP_CONCRETE_FID_VFVALID);
749 u8 sw_fid;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200750
Yuval Mintz4870e702016-08-22 12:03:29 +0300751 if (vf_valid)
752 sw_fid = vfid + MAX_NUM_PFS;
753 else
754 sw_fid = pfid;
755
756 return sw_fid;
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200757}
758
759#define PURE_LB_TC 8
Yuval Mintzdbb799c2016-06-03 14:35:35 +0300760#define OOO_LB_TC 9
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200761
Yuval Mintz733def62016-05-11 16:36:22 +0300762int qed_configure_vport_wfq(struct qed_dev *cdev, u16 vp_id, u32 rate);
Mintz, Yuval6f437d42017-02-27 11:06:33 +0200763void qed_configure_vp_wfq_on_link_change(struct qed_dev *cdev,
764 struct qed_ptt *p_ptt,
765 u32 min_pf_rate);
Manish Choprabcd197c2016-04-26 10:56:08 -0400766
Yuval Mintz733def62016-05-11 16:36:22 +0300767void qed_clean_wfq_db(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);
Mintz, Yuval9c79dda2017-03-14 16:23:54 +0200768int qed_device_num_engines(struct qed_dev *cdev);
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200769
Ariel Eliorb5a9ee72017-04-03 12:21:09 +0300770#define QED_LEADING_HWFN(dev) (&dev->hwfns[0])
771
772/* Flags for indication of required queues */
773#define PQ_FLAGS_RLS (BIT(0))
774#define PQ_FLAGS_MCOS (BIT(1))
775#define PQ_FLAGS_LB (BIT(2))
776#define PQ_FLAGS_OOO (BIT(3))
777#define PQ_FLAGS_ACK (BIT(4))
778#define PQ_FLAGS_OFLD (BIT(5))
779#define PQ_FLAGS_VFS (BIT(6))
780#define PQ_FLAGS_LLT (BIT(7))
781
782/* physical queue index for cm context intialization */
783u16 qed_get_cm_pq_idx(struct qed_hwfn *p_hwfn, u32 pq_flags);
784u16 qed_get_cm_pq_idx_mcos(struct qed_hwfn *p_hwfn, u8 tc);
785u16 qed_get_cm_pq_idx_vf(struct qed_hwfn *p_hwfn, u16 vf);
786
787#define QED_LEADING_HWFN(dev) (&dev->hwfns[0])
788
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200789/* Other Linux specific common definitions */
790#define DP_NAME(cdev) ((cdev)->name)
791
792#define REG_ADDR(cdev, offset) (void __iomem *)((u8 __iomem *)\
793 (cdev->regview) + \
794 (offset))
795
796#define REG_RD(cdev, offset) readl(REG_ADDR(cdev, offset))
797#define REG_WR(cdev, offset, val) writel((u32)val, REG_ADDR(cdev, offset))
798#define REG_WR16(cdev, offset, val) writew((u16)val, REG_ADDR(cdev, offset))
799
800#define DOORBELL(cdev, db_addr, val) \
801 writel((u32)val, (void __iomem *)((u8 __iomem *)\
802 (cdev->doorbells) + (db_addr)))
803
804/* Prototypes */
805int qed_fill_dev_info(struct qed_dev *cdev,
806 struct qed_dev_info *dev_info);
Yuval Mintzcc875c22015-10-26 11:02:31 +0200807void qed_link_update(struct qed_hwfn *hwfn);
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200808u32 qed_unzip_data(struct qed_hwfn *p_hwfn,
809 u32 input_len, u8 *input_buf,
810 u32 max_size, u8 *unzip_buf);
Sudarsana Reddy Kalluru6c754242016-08-16 10:51:03 -0400811void qed_get_protocol_stats(struct qed_dev *cdev,
812 enum qed_mcp_protocol_type type,
813 union qed_mcp_protocol_stats *stats);
Sudarsana Kalluru8f16bc92015-12-07 06:25:59 -0500814int qed_slowpath_irq_req(struct qed_hwfn *hwfn);
Tomer Tayar12263372017-03-28 15:12:50 +0300815void qed_slowpath_irq_sync(struct qed_hwfn *p_hwfn);
Sudarsana Kalluru8f16bc92015-12-07 06:25:59 -0500816
Yuval Mintzfe56b9e2015-10-26 11:02:25 +0200817#endif /* _QED_H */