1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright (c) 2016 - 2018 Cavium Inc.
9 #include "ecore_gtt_reg_addr.h"
11 #include "ecore_chain.h"
12 #include "ecore_status.h"
14 #include "ecore_rt_defs.h"
15 #include "ecore_init_ops.h"
16 #include "ecore_int.h"
17 #include "ecore_cxt.h"
18 #include "ecore_spq.h"
19 #include "ecore_init_fw_funcs.h"
20 #include "ecore_sp_commands.h"
21 #include "ecore_dev_api.h"
22 #include "ecore_sriov.h"
24 #include "ecore_mcp.h"
25 #include "ecore_hw_defs.h"
26 #include "mcp_public.h"
27 #include "ecore_iro.h"
29 #include "ecore_dcbx.h"
32 /* TODO - there's a bug in DCBx re-configuration flows in MF, as the QM
33 * registers involved are not split and thus configuration is a race where
34 * some of the PFs configuration might be lost.
35 * Eventually, this needs to move into a MFW-covered HW-lock as arbitration
36 * mechanism as this doesn't cover some cases [E.g., PDA or scenarios where
37 * there's more than a single compiled ecore component in system].
39 static osal_spinlock_t qm_lock;
40 static u32 qm_lock_ref_cnt;
42 /******************** Doorbell Recovery *******************/
43 /* The doorbell recovery mechanism consists of a list of entries which represent
44 * doorbelling entities (l2 queues, roce sq/rq/cqs, the slowpath spq, etc). Each
45 * entity needs to register with the mechanism and provide the parameters
46 * describing it's doorbell, including a location where last used doorbell data
47 * can be found. The doorbell execute function will traverse the list and
48 * doorbell all of the registered entries.
50 struct ecore_db_recovery_entry {
51 osal_list_entry_t list_entry;
52 void OSAL_IOMEM *db_addr;
54 enum ecore_db_rec_width db_width;
55 enum ecore_db_rec_space db_space;
59 /* display a single doorbell recovery entry */
60 void ecore_db_recovery_dp_entry(struct ecore_hwfn *p_hwfn,
61 struct ecore_db_recovery_entry *db_entry,
64 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "(%s: db_entry %p, addr %p, data %p, width %s, %s space, hwfn %d)\n",
65 action, db_entry, db_entry->db_addr, db_entry->db_data,
66 db_entry->db_width == DB_REC_WIDTH_32B ? "32b" : "64b",
67 db_entry->db_space == DB_REC_USER ? "user" : "kernel",
71 /* doorbell address sanity (address within doorbell bar range) */
72 bool ecore_db_rec_sanity(struct ecore_dev *p_dev, void OSAL_IOMEM *db_addr,
75 /* make sure doorbell address is within the doorbell bar */
76 if (db_addr < p_dev->doorbells || (u8 *)db_addr >
77 (u8 *)p_dev->doorbells + p_dev->db_size) {
79 "Illegal doorbell address: %p. Legal range for doorbell addresses is [%p..%p]\n",
80 db_addr, p_dev->doorbells,
81 (u8 *)p_dev->doorbells + p_dev->db_size);
85 /* make sure doorbell data pointer is not null */
87 OSAL_WARN(true, "Illegal doorbell data pointer: %p", db_data);
94 /* find hwfn according to the doorbell address */
95 struct ecore_hwfn *ecore_db_rec_find_hwfn(struct ecore_dev *p_dev,
96 void OSAL_IOMEM *db_addr)
98 struct ecore_hwfn *p_hwfn;
100 /* In CMT doorbell bar is split down the middle between engine 0 and
103 if (ECORE_IS_CMT(p_dev))
104 p_hwfn = db_addr < p_dev->hwfns[1].doorbells ?
105 &p_dev->hwfns[0] : &p_dev->hwfns[1];
107 p_hwfn = ECORE_LEADING_HWFN(p_dev);
112 /* add a new entry to the doorbell recovery mechanism */
113 enum _ecore_status_t ecore_db_recovery_add(struct ecore_dev *p_dev,
114 void OSAL_IOMEM *db_addr,
116 enum ecore_db_rec_width db_width,
117 enum ecore_db_rec_space db_space)
119 struct ecore_db_recovery_entry *db_entry;
120 struct ecore_hwfn *p_hwfn;
122 /* shortcircuit VFs, for now */
124 DP_VERBOSE(p_dev, ECORE_MSG_IOV, "db recovery - skipping VF doorbell\n");
125 return ECORE_SUCCESS;
128 /* sanitize doorbell address */
129 if (!ecore_db_rec_sanity(p_dev, db_addr, db_data))
132 /* obtain hwfn from doorbell address */
133 p_hwfn = ecore_db_rec_find_hwfn(p_dev, db_addr);
136 db_entry = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*db_entry));
138 DP_NOTICE(p_dev, false, "Failed to allocate a db recovery entry\n");
143 db_entry->db_addr = db_addr;
144 db_entry->db_data = db_data;
145 db_entry->db_width = db_width;
146 db_entry->db_space = db_space;
147 db_entry->hwfn_idx = p_hwfn->my_id;
150 ecore_db_recovery_dp_entry(p_hwfn, db_entry, "Adding");
152 /* protect the list */
153 OSAL_SPIN_LOCK(&p_hwfn->db_recovery_info.lock);
154 OSAL_LIST_PUSH_TAIL(&db_entry->list_entry,
155 &p_hwfn->db_recovery_info.list);
156 OSAL_SPIN_UNLOCK(&p_hwfn->db_recovery_info.lock);
158 return ECORE_SUCCESS;
161 /* remove an entry from the doorbell recovery mechanism */
162 enum _ecore_status_t ecore_db_recovery_del(struct ecore_dev *p_dev,
163 void OSAL_IOMEM *db_addr,
166 struct ecore_db_recovery_entry *db_entry = OSAL_NULL;
167 enum _ecore_status_t rc = ECORE_INVAL;
168 struct ecore_hwfn *p_hwfn;
170 /* shortcircuit VFs, for now */
172 DP_VERBOSE(p_dev, ECORE_MSG_IOV, "db recovery - skipping VF doorbell\n");
173 return ECORE_SUCCESS;
176 /* sanitize doorbell address */
177 if (!ecore_db_rec_sanity(p_dev, db_addr, db_data))
180 /* obtain hwfn from doorbell address */
181 p_hwfn = ecore_db_rec_find_hwfn(p_dev, db_addr);
183 /* protect the list */
184 OSAL_SPIN_LOCK(&p_hwfn->db_recovery_info.lock);
185 OSAL_LIST_FOR_EACH_ENTRY(db_entry,
186 &p_hwfn->db_recovery_info.list,
188 struct ecore_db_recovery_entry) {
189 /* search according to db_data addr since db_addr is not unique
192 if (db_entry->db_data == db_data) {
193 ecore_db_recovery_dp_entry(p_hwfn, db_entry,
195 OSAL_LIST_REMOVE_ENTRY(&db_entry->list_entry,
196 &p_hwfn->db_recovery_info.list);
202 OSAL_SPIN_UNLOCK(&p_hwfn->db_recovery_info.lock);
204 if (rc == ECORE_INVAL)
206 DP_NOTICE(p_hwfn, false,
207 "Failed to find element in list. Key (db_data addr) was %p. db_addr was %p\n",
210 OSAL_FREE(p_dev, db_entry);
215 /* initialize the doorbell recovery mechanism */
216 enum _ecore_status_t ecore_db_recovery_setup(struct ecore_hwfn *p_hwfn)
218 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "Setting up db recovery\n");
220 /* make sure db_size was set in p_dev */
221 if (!p_hwfn->p_dev->db_size) {
222 DP_ERR(p_hwfn->p_dev, "db_size not set\n");
226 OSAL_LIST_INIT(&p_hwfn->db_recovery_info.list);
227 #ifdef CONFIG_ECORE_LOCK_ALLOC
228 if (OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_hwfn->db_recovery_info.lock))
231 OSAL_SPIN_LOCK_INIT(&p_hwfn->db_recovery_info.lock);
232 p_hwfn->db_recovery_info.db_recovery_counter = 0;
234 return ECORE_SUCCESS;
237 /* destroy the doorbell recovery mechanism */
238 void ecore_db_recovery_teardown(struct ecore_hwfn *p_hwfn)
240 struct ecore_db_recovery_entry *db_entry = OSAL_NULL;
242 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "Tearing down db recovery\n");
243 if (!OSAL_LIST_IS_EMPTY(&p_hwfn->db_recovery_info.list)) {
244 DP_VERBOSE(p_hwfn, false, "Doorbell Recovery teardown found the doorbell recovery list was not empty (Expected in disorderly driver unload (e.g. recovery) otherwise this probably means some flow forgot to db_recovery_del). Prepare to purge doorbell recovery list...\n");
245 while (!OSAL_LIST_IS_EMPTY(&p_hwfn->db_recovery_info.list)) {
246 db_entry = OSAL_LIST_FIRST_ENTRY(
247 &p_hwfn->db_recovery_info.list,
248 struct ecore_db_recovery_entry,
250 ecore_db_recovery_dp_entry(p_hwfn, db_entry, "Purging");
251 OSAL_LIST_REMOVE_ENTRY(&db_entry->list_entry,
252 &p_hwfn->db_recovery_info.list);
253 OSAL_FREE(p_hwfn->p_dev, db_entry);
256 #ifdef CONFIG_ECORE_LOCK_ALLOC
257 OSAL_SPIN_LOCK_DEALLOC(&p_hwfn->db_recovery_info.lock);
259 p_hwfn->db_recovery_info.db_recovery_counter = 0;
262 /* print the content of the doorbell recovery mechanism */
263 void ecore_db_recovery_dp(struct ecore_hwfn *p_hwfn)
265 struct ecore_db_recovery_entry *db_entry = OSAL_NULL;
267 DP_NOTICE(p_hwfn, false,
268 "Dispalying doorbell recovery database. Counter was %d\n",
269 p_hwfn->db_recovery_info.db_recovery_counter);
271 /* protect the list */
272 OSAL_SPIN_LOCK(&p_hwfn->db_recovery_info.lock);
273 OSAL_LIST_FOR_EACH_ENTRY(db_entry,
274 &p_hwfn->db_recovery_info.list,
276 struct ecore_db_recovery_entry) {
277 ecore_db_recovery_dp_entry(p_hwfn, db_entry, "Printing");
280 OSAL_SPIN_UNLOCK(&p_hwfn->db_recovery_info.lock);
283 /* ring the doorbell of a single doorbell recovery entry */
284 void ecore_db_recovery_ring(struct ecore_hwfn *p_hwfn,
285 struct ecore_db_recovery_entry *db_entry,
286 enum ecore_db_rec_exec db_exec)
288 /* Print according to width */
289 if (db_entry->db_width == DB_REC_WIDTH_32B)
290 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "%s doorbell address %p data %x\n",
291 db_exec == DB_REC_DRY_RUN ? "would have rung" : "ringing",
292 db_entry->db_addr, *(u32 *)db_entry->db_data);
294 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "%s doorbell address %p data %lx\n",
295 db_exec == DB_REC_DRY_RUN ? "would have rung" : "ringing",
297 *(unsigned long *)(db_entry->db_data));
300 if (!ecore_db_rec_sanity(p_hwfn->p_dev, db_entry->db_addr,
304 /* Flush the write combined buffer. Since there are multiple doorbelling
305 * entities using the same address, if we don't flush, a transaction
308 OSAL_WMB(p_hwfn->p_dev);
310 /* Ring the doorbell */
311 if (db_exec == DB_REC_REAL_DEAL || db_exec == DB_REC_ONCE) {
312 if (db_entry->db_width == DB_REC_WIDTH_32B)
313 DIRECT_REG_WR(p_hwfn, db_entry->db_addr,
314 *(u32 *)(db_entry->db_data));
316 DIRECT_REG_WR64(p_hwfn, db_entry->db_addr,
317 *(u64 *)(db_entry->db_data));
320 /* Flush the write combined buffer. Next doorbell may come from a
321 * different entity to the same address...
323 OSAL_WMB(p_hwfn->p_dev);
326 /* traverse the doorbell recovery entry list and ring all the doorbells */
327 void ecore_db_recovery_execute(struct ecore_hwfn *p_hwfn,
328 enum ecore_db_rec_exec db_exec)
330 struct ecore_db_recovery_entry *db_entry = OSAL_NULL;
332 if (db_exec != DB_REC_ONCE) {
333 DP_NOTICE(p_hwfn, false, "Executing doorbell recovery. Counter was %d\n",
334 p_hwfn->db_recovery_info.db_recovery_counter);
336 /* track amount of times recovery was executed */
337 p_hwfn->db_recovery_info.db_recovery_counter++;
340 /* protect the list */
341 OSAL_SPIN_LOCK(&p_hwfn->db_recovery_info.lock);
342 OSAL_LIST_FOR_EACH_ENTRY(db_entry,
343 &p_hwfn->db_recovery_info.list,
345 struct ecore_db_recovery_entry) {
346 ecore_db_recovery_ring(p_hwfn, db_entry, db_exec);
347 if (db_exec == DB_REC_ONCE)
351 OSAL_SPIN_UNLOCK(&p_hwfn->db_recovery_info.lock);
353 /******************** Doorbell Recovery end ****************/
356 #define ECORE_MIN_DPIS (4) /* The minimal num of DPIs required to
357 * load the driver. The number was
362 #define ECORE_MIN_PWM_REGION (ECORE_WID_SIZE * ECORE_MIN_DPIS)
364 static u32 ecore_hw_bar_size(struct ecore_hwfn *p_hwfn,
365 struct ecore_ptt *p_ptt,
368 u32 bar_reg = (bar_id == BAR_ID_0 ?
369 PGLUE_B_REG_PF_BAR0_SIZE : PGLUE_B_REG_PF_BAR1_SIZE);
372 if (IS_VF(p_hwfn->p_dev))
373 return ecore_vf_hw_bar_size(p_hwfn, bar_id);
375 val = ecore_rd(p_hwfn, p_ptt, bar_reg);
377 return 1 << (val + 15);
379 /* The above registers were updated in the past only in CMT mode. Since
380 * they were found to be useful MFW started updating them from 8.7.7.0.
381 * In older MFW versions they are set to 0 which means disabled.
383 if (ECORE_IS_CMT(p_hwfn->p_dev)) {
385 "BAR size not configured. Assuming BAR size of 256kB for GRC and 512kB for DB\n");
386 val = BAR_ID_0 ? 256 * 1024 : 512 * 1024;
389 "BAR size not configured. Assuming BAR size of 512kB for GRC and 512kB for DB\n");
396 void ecore_init_dp(struct ecore_dev *p_dev,
397 u32 dp_module, u8 dp_level, void *dp_ctx)
401 p_dev->dp_level = dp_level;
402 p_dev->dp_module = dp_module;
403 p_dev->dp_ctx = dp_ctx;
404 for (i = 0; i < MAX_HWFNS_PER_DEVICE; i++) {
405 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
407 p_hwfn->dp_level = dp_level;
408 p_hwfn->dp_module = dp_module;
409 p_hwfn->dp_ctx = dp_ctx;
413 enum _ecore_status_t ecore_init_struct(struct ecore_dev *p_dev)
417 for (i = 0; i < MAX_HWFNS_PER_DEVICE; i++) {
418 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
420 p_hwfn->p_dev = p_dev;
422 p_hwfn->b_active = false;
424 #ifdef CONFIG_ECORE_LOCK_ALLOC
425 if (OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_hwfn->dmae_info.lock))
428 OSAL_SPIN_LOCK_INIT(&p_hwfn->dmae_info.lock);
431 /* hwfn 0 is always active */
432 p_dev->hwfns[0].b_active = true;
434 /* set the default cache alignment to 128 (may be overridden later) */
435 p_dev->cache_shift = 7;
436 return ECORE_SUCCESS;
437 #ifdef CONFIG_ECORE_LOCK_ALLOC
440 struct ecore_hwfn *p_hwfn = OSAL_NULL;
442 p_hwfn = &p_dev->hwfns[i];
443 OSAL_SPIN_LOCK_DEALLOC(&p_hwfn->dmae_info.lock);
449 static void ecore_qm_info_free(struct ecore_hwfn *p_hwfn)
451 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
453 OSAL_FREE(p_hwfn->p_dev, qm_info->qm_pq_params);
454 OSAL_FREE(p_hwfn->p_dev, qm_info->qm_vport_params);
455 OSAL_FREE(p_hwfn->p_dev, qm_info->qm_port_params);
456 OSAL_FREE(p_hwfn->p_dev, qm_info->wfq_data);
459 void ecore_resc_free(struct ecore_dev *p_dev)
464 for_each_hwfn(p_dev, i)
465 ecore_l2_free(&p_dev->hwfns[i]);
469 OSAL_FREE(p_dev, p_dev->fw_data);
471 OSAL_FREE(p_dev, p_dev->reset_stats);
473 for_each_hwfn(p_dev, i) {
474 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
476 ecore_cxt_mngr_free(p_hwfn);
477 ecore_qm_info_free(p_hwfn);
478 ecore_spq_free(p_hwfn);
479 ecore_eq_free(p_hwfn);
480 ecore_consq_free(p_hwfn);
481 ecore_int_free(p_hwfn);
482 ecore_iov_free(p_hwfn);
483 ecore_l2_free(p_hwfn);
484 ecore_dmae_info_free(p_hwfn);
485 ecore_dcbx_info_free(p_hwfn);
486 /* @@@TBD Flush work-queue ? */
488 /* destroy doorbell recovery mechanism */
489 ecore_db_recovery_teardown(p_hwfn);
493 /******************** QM initialization *******************/
495 /* bitmaps for indicating active traffic classes.
496 * Special case for Arrowhead 4 port
498 /* 0..3 actualy used, 4 serves OOO, 7 serves high priority stuff (e.g. DCQCN) */
499 #define ACTIVE_TCS_BMAP 0x9f
500 /* 0..3 actually used, OOO and high priority stuff all use 3 */
501 #define ACTIVE_TCS_BMAP_4PORT_K2 0xf
503 /* determines the physical queue flags for a given PF. */
504 static u32 ecore_get_pq_flags(struct ecore_hwfn *p_hwfn)
512 if (IS_ECORE_SRIOV(p_hwfn->p_dev))
513 flags |= PQ_FLAGS_VFS;
514 if (IS_ECORE_PACING(p_hwfn))
515 flags |= PQ_FLAGS_RLS;
518 switch (p_hwfn->hw_info.personality) {
520 if (!IS_ECORE_PACING(p_hwfn))
521 flags |= PQ_FLAGS_MCOS;
524 flags |= PQ_FLAGS_OFLD;
526 case ECORE_PCI_ISCSI:
527 flags |= PQ_FLAGS_ACK | PQ_FLAGS_OOO | PQ_FLAGS_OFLD;
529 case ECORE_PCI_ETH_ROCE:
530 flags |= PQ_FLAGS_OFLD | PQ_FLAGS_LLT;
531 if (!IS_ECORE_PACING(p_hwfn))
532 flags |= PQ_FLAGS_MCOS;
534 case ECORE_PCI_ETH_IWARP:
535 flags |= PQ_FLAGS_ACK | PQ_FLAGS_OOO | PQ_FLAGS_OFLD;
536 if (!IS_ECORE_PACING(p_hwfn))
537 flags |= PQ_FLAGS_MCOS;
540 DP_ERR(p_hwfn, "unknown personality %d\n",
541 p_hwfn->hw_info.personality);
547 /* Getters for resource amounts necessary for qm initialization */
548 u8 ecore_init_qm_get_num_tcs(struct ecore_hwfn *p_hwfn)
550 return p_hwfn->hw_info.num_hw_tc;
553 u16 ecore_init_qm_get_num_vfs(struct ecore_hwfn *p_hwfn)
555 return IS_ECORE_SRIOV(p_hwfn->p_dev) ?
556 p_hwfn->p_dev->p_iov_info->total_vfs : 0;
559 #define NUM_DEFAULT_RLS 1
561 u16 ecore_init_qm_get_num_pf_rls(struct ecore_hwfn *p_hwfn)
563 u16 num_pf_rls, num_vfs = ecore_init_qm_get_num_vfs(p_hwfn);
566 /* num RLs can't exceed resource amount of rls or vports or the
569 num_pf_rls = (u16)OSAL_MIN_T(u32, RESC_NUM(p_hwfn, ECORE_RL),
570 (u16)RESC_NUM(p_hwfn, ECORE_VPORT));
572 /* make sure after we reserve the default and VF rls we'll have
575 if (num_pf_rls < num_vfs + NUM_DEFAULT_RLS) {
576 DP_NOTICE(p_hwfn, false,
577 "no rate limiters left for PF rate limiting"
578 " [num_pf_rls %d num_vfs %d]\n", num_pf_rls, num_vfs);
582 /* subtract rls necessary for VFs and one default one for the PF */
583 num_pf_rls -= num_vfs + NUM_DEFAULT_RLS;
588 u16 ecore_init_qm_get_num_vports(struct ecore_hwfn *p_hwfn)
590 u32 pq_flags = ecore_get_pq_flags(p_hwfn);
592 /* all pqs share the same vport (hence the 1 below), except for vfs
595 return (!!(PQ_FLAGS_RLS & pq_flags)) *
596 ecore_init_qm_get_num_pf_rls(p_hwfn) +
597 (!!(PQ_FLAGS_VFS & pq_flags)) *
598 ecore_init_qm_get_num_vfs(p_hwfn) + 1;
601 /* calc amount of PQs according to the requested flags */
602 u16 ecore_init_qm_get_num_pqs(struct ecore_hwfn *p_hwfn)
604 u32 pq_flags = ecore_get_pq_flags(p_hwfn);
606 return (!!(PQ_FLAGS_RLS & pq_flags)) *
607 ecore_init_qm_get_num_pf_rls(p_hwfn) +
608 (!!(PQ_FLAGS_MCOS & pq_flags)) *
609 ecore_init_qm_get_num_tcs(p_hwfn) +
610 (!!(PQ_FLAGS_LB & pq_flags)) +
611 (!!(PQ_FLAGS_OOO & pq_flags)) +
612 (!!(PQ_FLAGS_ACK & pq_flags)) +
613 (!!(PQ_FLAGS_OFLD & pq_flags)) +
614 (!!(PQ_FLAGS_VFS & pq_flags)) *
615 ecore_init_qm_get_num_vfs(p_hwfn);
618 /* initialize the top level QM params */
619 static void ecore_init_qm_params(struct ecore_hwfn *p_hwfn)
621 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
624 /* pq and vport bases for this PF */
625 qm_info->start_pq = (u16)RESC_START(p_hwfn, ECORE_PQ);
626 qm_info->start_vport = (u8)RESC_START(p_hwfn, ECORE_VPORT);
628 /* rate limiting and weighted fair queueing are always enabled */
629 qm_info->vport_rl_en = 1;
630 qm_info->vport_wfq_en = 1;
632 /* TC config is different for AH 4 port */
633 four_port = p_hwfn->p_dev->num_ports_in_engine == MAX_NUM_PORTS_K2;
635 /* in AH 4 port we have fewer TCs per port */
636 qm_info->max_phys_tcs_per_port = four_port ? NUM_PHYS_TCS_4PORT_K2 :
639 /* unless MFW indicated otherwise, ooo_tc should be 3 for AH 4 port and
642 if (!qm_info->ooo_tc)
643 qm_info->ooo_tc = four_port ? DCBX_TCP_OOO_K2_4PORT_TC :
647 /* initialize qm vport params */
648 static void ecore_init_qm_vport_params(struct ecore_hwfn *p_hwfn)
650 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
653 /* all vports participate in weighted fair queueing */
654 for (i = 0; i < ecore_init_qm_get_num_vports(p_hwfn); i++)
655 qm_info->qm_vport_params[i].vport_wfq = 1;
658 /* initialize qm port params */
659 static void ecore_init_qm_port_params(struct ecore_hwfn *p_hwfn)
661 /* Initialize qm port parameters */
662 u8 i, active_phys_tcs, num_ports = p_hwfn->p_dev->num_ports_in_engine;
664 /* indicate how ooo and high pri traffic is dealt with */
665 active_phys_tcs = num_ports == MAX_NUM_PORTS_K2 ?
666 ACTIVE_TCS_BMAP_4PORT_K2 : ACTIVE_TCS_BMAP;
668 for (i = 0; i < num_ports; i++) {
669 struct init_qm_port_params *p_qm_port =
670 &p_hwfn->qm_info.qm_port_params[i];
672 p_qm_port->active = 1;
673 p_qm_port->active_phys_tcs = active_phys_tcs;
674 p_qm_port->num_pbf_cmd_lines = PBF_MAX_CMD_LINES_E4 / num_ports;
675 p_qm_port->num_btb_blocks = BTB_MAX_BLOCKS / num_ports;
679 /* Reset the params which must be reset for qm init. QM init may be called as
680 * a result of flows other than driver load (e.g. dcbx renegotiation). Other
681 * params may be affected by the init but would simply recalculate to the same
682 * values. The allocations made for QM init, ports, vports, pqs and vfqs are not
683 * affected as these amounts stay the same.
685 static void ecore_init_qm_reset_params(struct ecore_hwfn *p_hwfn)
687 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
689 qm_info->num_pqs = 0;
690 qm_info->num_vports = 0;
691 qm_info->num_pf_rls = 0;
692 qm_info->num_vf_pqs = 0;
693 qm_info->first_vf_pq = 0;
694 qm_info->first_mcos_pq = 0;
695 qm_info->first_rl_pq = 0;
698 static void ecore_init_qm_advance_vport(struct ecore_hwfn *p_hwfn)
700 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
702 qm_info->num_vports++;
704 if (qm_info->num_vports > ecore_init_qm_get_num_vports(p_hwfn))
706 "vport overflow! qm_info->num_vports %d,"
707 " qm_init_get_num_vports() %d\n",
709 ecore_init_qm_get_num_vports(p_hwfn));
712 /* initialize a single pq and manage qm_info resources accounting.
713 * The pq_init_flags param determines whether the PQ is rate limited
715 * and whether a new vport is allocated to the pq or not (i.e. vport will be
719 /* flags for pq init */
720 #define PQ_INIT_SHARE_VPORT (1 << 0)
721 #define PQ_INIT_PF_RL (1 << 1)
722 #define PQ_INIT_VF_RL (1 << 2)
724 /* defines for pq init */
725 #define PQ_INIT_DEFAULT_WRR_GROUP 1
726 #define PQ_INIT_DEFAULT_TC 0
727 #define PQ_INIT_OFLD_TC (p_hwfn->hw_info.offload_tc)
729 static void ecore_init_qm_pq(struct ecore_hwfn *p_hwfn,
730 struct ecore_qm_info *qm_info,
731 u8 tc, u32 pq_init_flags)
733 u16 pq_idx = qm_info->num_pqs, max_pq =
734 ecore_init_qm_get_num_pqs(p_hwfn);
738 "pq overflow! pq %d, max pq %d\n", pq_idx, max_pq);
741 qm_info->qm_pq_params[pq_idx].port_id = p_hwfn->port_id;
742 qm_info->qm_pq_params[pq_idx].vport_id = qm_info->start_vport +
744 qm_info->qm_pq_params[pq_idx].tc_id = tc;
745 qm_info->qm_pq_params[pq_idx].wrr_group = PQ_INIT_DEFAULT_WRR_GROUP;
746 qm_info->qm_pq_params[pq_idx].rl_valid =
747 (pq_init_flags & PQ_INIT_PF_RL ||
748 pq_init_flags & PQ_INIT_VF_RL);
750 /* qm params accounting */
752 if (!(pq_init_flags & PQ_INIT_SHARE_VPORT))
753 qm_info->num_vports++;
755 if (pq_init_flags & PQ_INIT_PF_RL)
756 qm_info->num_pf_rls++;
758 if (qm_info->num_vports > ecore_init_qm_get_num_vports(p_hwfn))
760 "vport overflow! qm_info->num_vports %d,"
761 " qm_init_get_num_vports() %d\n",
763 ecore_init_qm_get_num_vports(p_hwfn));
765 if (qm_info->num_pf_rls > ecore_init_qm_get_num_pf_rls(p_hwfn))
766 DP_ERR(p_hwfn, "rl overflow! qm_info->num_pf_rls %d,"
767 " qm_init_get_num_pf_rls() %d\n",
769 ecore_init_qm_get_num_pf_rls(p_hwfn));
772 /* get pq index according to PQ_FLAGS */
773 static u16 *ecore_init_qm_get_idx_from_flags(struct ecore_hwfn *p_hwfn,
776 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
778 /* Can't have multiple flags set here */
779 if (OSAL_BITMAP_WEIGHT((unsigned long *)&pq_flags,
780 sizeof(pq_flags)) > 1)
785 return &qm_info->first_rl_pq;
787 return &qm_info->first_mcos_pq;
789 return &qm_info->pure_lb_pq;
791 return &qm_info->ooo_pq;
793 return &qm_info->pure_ack_pq;
795 return &qm_info->offload_pq;
797 return &qm_info->first_vf_pq;
803 DP_ERR(p_hwfn, "BAD pq flags %d\n", pq_flags);
807 /* save pq index in qm info */
808 static void ecore_init_qm_set_idx(struct ecore_hwfn *p_hwfn,
809 u32 pq_flags, u16 pq_val)
811 u16 *base_pq_idx = ecore_init_qm_get_idx_from_flags(p_hwfn, pq_flags);
813 *base_pq_idx = p_hwfn->qm_info.start_pq + pq_val;
816 /* get tx pq index, with the PQ TX base already set (ready for context init) */
817 u16 ecore_get_cm_pq_idx(struct ecore_hwfn *p_hwfn, u32 pq_flags)
819 u16 *base_pq_idx = ecore_init_qm_get_idx_from_flags(p_hwfn, pq_flags);
821 return *base_pq_idx + CM_TX_PQ_BASE;
824 u16 ecore_get_cm_pq_idx_mcos(struct ecore_hwfn *p_hwfn, u8 tc)
826 u8 max_tc = ecore_init_qm_get_num_tcs(p_hwfn);
829 DP_ERR(p_hwfn, "tc %d must be smaller than %d\n", tc, max_tc);
831 return ecore_get_cm_pq_idx(p_hwfn, PQ_FLAGS_MCOS) + tc;
834 u16 ecore_get_cm_pq_idx_vf(struct ecore_hwfn *p_hwfn, u16 vf)
836 u16 max_vf = ecore_init_qm_get_num_vfs(p_hwfn);
839 DP_ERR(p_hwfn, "vf %d must be smaller than %d\n", vf, max_vf);
841 return ecore_get_cm_pq_idx(p_hwfn, PQ_FLAGS_VFS) + vf;
844 u16 ecore_get_cm_pq_idx_rl(struct ecore_hwfn *p_hwfn, u16 rl)
846 u16 max_rl = ecore_init_qm_get_num_pf_rls(p_hwfn);
849 DP_ERR(p_hwfn, "rl %d must be smaller than %d\n", rl, max_rl);
851 return ecore_get_cm_pq_idx(p_hwfn, PQ_FLAGS_RLS) + rl;
854 u16 ecore_get_qm_vport_idx_rl(struct ecore_hwfn *p_hwfn, u16 rl)
856 u16 start_pq, pq, qm_pq_idx;
858 pq = ecore_get_cm_pq_idx_rl(p_hwfn, rl);
859 start_pq = p_hwfn->qm_info.start_pq;
860 qm_pq_idx = pq - start_pq - CM_TX_PQ_BASE;
862 if (qm_pq_idx > p_hwfn->qm_info.num_pqs) {
864 "qm_pq_idx %d must be smaller than %d\n",
865 qm_pq_idx, p_hwfn->qm_info.num_pqs);
868 return p_hwfn->qm_info.qm_pq_params[qm_pq_idx].vport_id;
871 /* Functions for creating specific types of pqs */
872 static void ecore_init_qm_lb_pq(struct ecore_hwfn *p_hwfn)
874 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
876 if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_LB))
879 ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_LB, qm_info->num_pqs);
880 ecore_init_qm_pq(p_hwfn, qm_info, PURE_LB_TC, PQ_INIT_SHARE_VPORT);
883 static void ecore_init_qm_ooo_pq(struct ecore_hwfn *p_hwfn)
885 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
887 if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_OOO))
890 ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_OOO, qm_info->num_pqs);
891 ecore_init_qm_pq(p_hwfn, qm_info, qm_info->ooo_tc, PQ_INIT_SHARE_VPORT);
894 static void ecore_init_qm_pure_ack_pq(struct ecore_hwfn *p_hwfn)
896 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
898 if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_ACK))
901 ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_ACK, qm_info->num_pqs);
902 ecore_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC, PQ_INIT_SHARE_VPORT);
905 static void ecore_init_qm_offload_pq(struct ecore_hwfn *p_hwfn)
907 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
909 if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_OFLD))
912 ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_OFLD, qm_info->num_pqs);
913 ecore_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC, PQ_INIT_SHARE_VPORT);
916 static void ecore_init_qm_mcos_pqs(struct ecore_hwfn *p_hwfn)
918 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
921 if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_MCOS))
924 ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_MCOS, qm_info->num_pqs);
925 for (tc_idx = 0; tc_idx < ecore_init_qm_get_num_tcs(p_hwfn); tc_idx++)
926 ecore_init_qm_pq(p_hwfn, qm_info, tc_idx, PQ_INIT_SHARE_VPORT);
929 static void ecore_init_qm_vf_pqs(struct ecore_hwfn *p_hwfn)
931 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
932 u16 vf_idx, num_vfs = ecore_init_qm_get_num_vfs(p_hwfn);
934 if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_VFS))
937 ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_VFS, qm_info->num_pqs);
939 qm_info->num_vf_pqs = num_vfs;
940 for (vf_idx = 0; vf_idx < num_vfs; vf_idx++)
941 ecore_init_qm_pq(p_hwfn, qm_info, PQ_INIT_DEFAULT_TC,
945 static void ecore_init_qm_rl_pqs(struct ecore_hwfn *p_hwfn)
947 u16 pf_rls_idx, num_pf_rls = ecore_init_qm_get_num_pf_rls(p_hwfn);
948 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
950 if (!(ecore_get_pq_flags(p_hwfn) & PQ_FLAGS_RLS))
953 ecore_init_qm_set_idx(p_hwfn, PQ_FLAGS_RLS, qm_info->num_pqs);
954 for (pf_rls_idx = 0; pf_rls_idx < num_pf_rls; pf_rls_idx++)
955 ecore_init_qm_pq(p_hwfn, qm_info, PQ_INIT_OFLD_TC,
959 static void ecore_init_qm_pq_params(struct ecore_hwfn *p_hwfn)
961 /* rate limited pqs, must come first (FW assumption) */
962 ecore_init_qm_rl_pqs(p_hwfn);
964 /* pqs for multi cos */
965 ecore_init_qm_mcos_pqs(p_hwfn);
967 /* pure loopback pq */
968 ecore_init_qm_lb_pq(p_hwfn);
970 /* out of order pq */
971 ecore_init_qm_ooo_pq(p_hwfn);
974 ecore_init_qm_pure_ack_pq(p_hwfn);
976 /* pq for offloaded protocol */
977 ecore_init_qm_offload_pq(p_hwfn);
979 /* done sharing vports */
980 ecore_init_qm_advance_vport(p_hwfn);
983 ecore_init_qm_vf_pqs(p_hwfn);
986 /* compare values of getters against resources amounts */
987 static enum _ecore_status_t ecore_init_qm_sanity(struct ecore_hwfn *p_hwfn)
989 if (ecore_init_qm_get_num_vports(p_hwfn) >
990 RESC_NUM(p_hwfn, ECORE_VPORT)) {
991 DP_ERR(p_hwfn, "requested amount of vports exceeds resource\n");
995 if (ecore_init_qm_get_num_pqs(p_hwfn) > RESC_NUM(p_hwfn, ECORE_PQ)) {
996 DP_ERR(p_hwfn, "requested amount of pqs exceeds resource\n");
1000 return ECORE_SUCCESS;
1004 * Function for verbose printing of the qm initialization results
1006 static void ecore_dp_init_qm_params(struct ecore_hwfn *p_hwfn)
1008 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
1009 struct init_qm_vport_params *vport;
1010 struct init_qm_port_params *port;
1011 struct init_qm_pq_params *pq;
1014 /* top level params */
1015 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1016 "qm init top level params: start_pq %d, start_vport %d,"
1017 " pure_lb_pq %d, offload_pq %d, pure_ack_pq %d\n",
1018 qm_info->start_pq, qm_info->start_vport, qm_info->pure_lb_pq,
1019 qm_info->offload_pq, qm_info->pure_ack_pq);
1020 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1021 "ooo_pq %d, first_vf_pq %d, num_pqs %d, num_vf_pqs %d,"
1022 " num_vports %d, max_phys_tcs_per_port %d\n",
1023 qm_info->ooo_pq, qm_info->first_vf_pq, qm_info->num_pqs,
1024 qm_info->num_vf_pqs, qm_info->num_vports,
1025 qm_info->max_phys_tcs_per_port);
1026 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1027 "pf_rl_en %d, pf_wfq_en %d, vport_rl_en %d, vport_wfq_en %d,"
1028 " pf_wfq %d, pf_rl %d, num_pf_rls %d, pq_flags %x\n",
1029 qm_info->pf_rl_en, qm_info->pf_wfq_en, qm_info->vport_rl_en,
1030 qm_info->vport_wfq_en, qm_info->pf_wfq, qm_info->pf_rl,
1031 qm_info->num_pf_rls, ecore_get_pq_flags(p_hwfn));
1034 for (i = 0; i < p_hwfn->p_dev->num_ports_in_engine; i++) {
1035 port = &qm_info->qm_port_params[i];
1036 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1037 "port idx %d, active %d, active_phys_tcs %d,"
1038 " num_pbf_cmd_lines %d, num_btb_blocks %d,"
1040 i, port->active, port->active_phys_tcs,
1041 port->num_pbf_cmd_lines, port->num_btb_blocks,
1046 for (i = 0; i < qm_info->num_vports; i++) {
1047 vport = &qm_info->qm_vport_params[i];
1048 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1049 "vport idx %d, vport_rl %d, wfq %d,"
1050 " first_tx_pq_id [ ",
1051 qm_info->start_vport + i, vport->vport_rl,
1053 for (tc = 0; tc < NUM_OF_TCS; tc++)
1054 DP_VERBOSE(p_hwfn, ECORE_MSG_HW, "%d ",
1055 vport->first_tx_pq_id[tc]);
1056 DP_VERBOSE(p_hwfn, ECORE_MSG_HW, "]\n");
1060 for (i = 0; i < qm_info->num_pqs; i++) {
1061 pq = &qm_info->qm_pq_params[i];
1062 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
1063 "pq idx %d, port %d, vport_id %d, tc %d, wrr_grp %d, rl_valid %d\n",
1064 qm_info->start_pq + i, pq->port_id, pq->vport_id,
1065 pq->tc_id, pq->wrr_group, pq->rl_valid);
1069 static void ecore_init_qm_info(struct ecore_hwfn *p_hwfn)
1071 /* reset params required for init run */
1072 ecore_init_qm_reset_params(p_hwfn);
1074 /* init QM top level params */
1075 ecore_init_qm_params(p_hwfn);
1077 /* init QM port params */
1078 ecore_init_qm_port_params(p_hwfn);
1080 /* init QM vport params */
1081 ecore_init_qm_vport_params(p_hwfn);
1083 /* init QM physical queue params */
1084 ecore_init_qm_pq_params(p_hwfn);
1086 /* display all that init */
1087 ecore_dp_init_qm_params(p_hwfn);
1090 /* This function reconfigures the QM pf on the fly.
1091 * For this purpose we:
1092 * 1. reconfigure the QM database
1093 * 2. set new values to runtime array
1094 * 3. send an sdm_qm_cmd through the rbc interface to stop the QM
1095 * 4. activate init tool in QM_PF stage
1096 * 5. send an sdm_qm_cmd through rbc interface to release the QM
1098 enum _ecore_status_t ecore_qm_reconf(struct ecore_hwfn *p_hwfn,
1099 struct ecore_ptt *p_ptt)
1101 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
1103 enum _ecore_status_t rc;
1105 /* initialize ecore's qm data structure */
1106 ecore_init_qm_info(p_hwfn);
1108 /* stop PF's qm queues */
1109 OSAL_SPIN_LOCK(&qm_lock);
1110 b_rc = ecore_send_qm_stop_cmd(p_hwfn, p_ptt, false, true,
1111 qm_info->start_pq, qm_info->num_pqs);
1112 OSAL_SPIN_UNLOCK(&qm_lock);
1116 /* clear the QM_PF runtime phase leftovers from previous init */
1117 ecore_init_clear_rt_data(p_hwfn);
1119 /* prepare QM portion of runtime array */
1120 ecore_qm_init_pf(p_hwfn, p_ptt, false);
1122 /* activate init tool on runtime array */
1123 rc = ecore_init_run(p_hwfn, p_ptt, PHASE_QM_PF, p_hwfn->rel_pf_id,
1124 p_hwfn->hw_info.hw_mode);
1125 if (rc != ECORE_SUCCESS)
1128 /* start PF's qm queues */
1129 OSAL_SPIN_LOCK(&qm_lock);
1130 b_rc = ecore_send_qm_stop_cmd(p_hwfn, p_ptt, true, true,
1131 qm_info->start_pq, qm_info->num_pqs);
1132 OSAL_SPIN_UNLOCK(&qm_lock);
1136 return ECORE_SUCCESS;
1139 static enum _ecore_status_t ecore_alloc_qm_data(struct ecore_hwfn *p_hwfn)
1141 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
1142 enum _ecore_status_t rc;
1144 rc = ecore_init_qm_sanity(p_hwfn);
1145 if (rc != ECORE_SUCCESS)
1148 qm_info->qm_pq_params = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
1149 sizeof(struct init_qm_pq_params) *
1150 ecore_init_qm_get_num_pqs(p_hwfn));
1151 if (!qm_info->qm_pq_params)
1154 qm_info->qm_vport_params = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
1155 sizeof(struct init_qm_vport_params) *
1156 ecore_init_qm_get_num_vports(p_hwfn));
1157 if (!qm_info->qm_vport_params)
1160 qm_info->qm_port_params = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
1161 sizeof(struct init_qm_port_params) *
1162 p_hwfn->p_dev->num_ports_in_engine);
1163 if (!qm_info->qm_port_params)
1166 qm_info->wfq_data = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
1167 sizeof(struct ecore_wfq_data) *
1168 ecore_init_qm_get_num_vports(p_hwfn));
1169 if (!qm_info->wfq_data)
1172 return ECORE_SUCCESS;
1175 DP_NOTICE(p_hwfn, false, "Failed to allocate memory for QM params\n");
1176 ecore_qm_info_free(p_hwfn);
1179 /******************** End QM initialization ***************/
1181 enum _ecore_status_t ecore_resc_alloc(struct ecore_dev *p_dev)
1183 enum _ecore_status_t rc = ECORE_SUCCESS;
1187 for_each_hwfn(p_dev, i) {
1188 rc = ecore_l2_alloc(&p_dev->hwfns[i]);
1189 if (rc != ECORE_SUCCESS)
1195 p_dev->fw_data = OSAL_ZALLOC(p_dev, GFP_KERNEL,
1196 sizeof(*p_dev->fw_data));
1197 if (!p_dev->fw_data)
1200 for_each_hwfn(p_dev, i) {
1201 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
1202 u32 n_eqes, num_cons;
1204 /* initialize the doorbell recovery mechanism */
1205 rc = ecore_db_recovery_setup(p_hwfn);
1209 /* First allocate the context manager structure */
1210 rc = ecore_cxt_mngr_alloc(p_hwfn);
1214 /* Set the HW cid/tid numbers (in the context manager)
1215 * Must be done prior to any further computations.
1217 rc = ecore_cxt_set_pf_params(p_hwfn);
1221 rc = ecore_alloc_qm_data(p_hwfn);
1226 ecore_init_qm_info(p_hwfn);
1228 /* Compute the ILT client partition */
1229 rc = ecore_cxt_cfg_ilt_compute(p_hwfn);
1233 /* CID map / ILT shadow table / T2
1234 * The talbes sizes are determined by the computations above
1236 rc = ecore_cxt_tables_alloc(p_hwfn);
1240 /* SPQ, must follow ILT because initializes SPQ context */
1241 rc = ecore_spq_alloc(p_hwfn);
1245 /* SP status block allocation */
1246 p_hwfn->p_dpc_ptt = ecore_get_reserved_ptt(p_hwfn,
1249 rc = ecore_int_alloc(p_hwfn, p_hwfn->p_main_ptt);
1253 rc = ecore_iov_alloc(p_hwfn);
1258 n_eqes = ecore_chain_get_capacity(&p_hwfn->p_spq->chain);
1259 if (ECORE_IS_RDMA_PERSONALITY(p_hwfn)) {
1260 /* Calculate the EQ size
1261 * ---------------------
1262 * Each ICID may generate up to one event at a time i.e.
1263 * the event must be handled/cleared before a new one
1264 * can be generated. We calculate the sum of events per
1265 * protocol and create an EQ deep enough to handle the
1267 * - Core - according to SPQ.
1268 * - RoCE - per QP there are a couple of ICIDs, one
1269 * responder and one requester, each can
1270 * generate an EQE => n_eqes_qp = 2 * n_qp.
1271 * Each CQ can generate an EQE. There are 2 CQs
1272 * per QP => n_eqes_cq = 2 * n_qp.
1273 * Hence the RoCE total is 4 * n_qp or
1275 * - ENet - There can be up to two events per VF. One
1276 * for VF-PF channel and another for VF FLR
1277 * initial cleanup. The number of VFs is
1278 * bounded by MAX_NUM_VFS_BB, and is much
1279 * smaller than RoCE's so we avoid exact
1282 if (ECORE_IS_ROCE_PERSONALITY(p_hwfn)) {
1284 ecore_cxt_get_proto_cid_count(
1290 num_cons = ecore_cxt_get_proto_cid_count(
1295 n_eqes += num_cons + 2 * MAX_NUM_VFS_BB;
1296 } else if (p_hwfn->hw_info.personality == ECORE_PCI_ISCSI) {
1298 ecore_cxt_get_proto_cid_count(p_hwfn,
1301 n_eqes += 2 * num_cons;
1304 if (n_eqes > 0xFFFF) {
1305 DP_ERR(p_hwfn, "Cannot allocate 0x%x EQ elements."
1306 "The maximum of a u16 chain is 0x%x\n",
1311 rc = ecore_eq_alloc(p_hwfn, (u16)n_eqes);
1315 rc = ecore_consq_alloc(p_hwfn);
1319 rc = ecore_l2_alloc(p_hwfn);
1320 if (rc != ECORE_SUCCESS)
1323 /* DMA info initialization */
1324 rc = ecore_dmae_info_alloc(p_hwfn);
1326 DP_NOTICE(p_hwfn, false, "Failed to allocate memory for dmae_info structure\n");
1330 /* DCBX initialization */
1331 rc = ecore_dcbx_info_alloc(p_hwfn);
1333 DP_NOTICE(p_hwfn, false,
1334 "Failed to allocate memory for dcbx structure\n");
1339 p_dev->reset_stats = OSAL_ZALLOC(p_dev, GFP_KERNEL,
1340 sizeof(*p_dev->reset_stats));
1341 if (!p_dev->reset_stats) {
1342 DP_NOTICE(p_dev, false, "Failed to allocate reset statistics\n");
1346 return ECORE_SUCCESS;
1351 ecore_resc_free(p_dev);
1355 void ecore_resc_setup(struct ecore_dev *p_dev)
1360 for_each_hwfn(p_dev, i)
1361 ecore_l2_setup(&p_dev->hwfns[i]);
1365 for_each_hwfn(p_dev, i) {
1366 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
1368 ecore_cxt_mngr_setup(p_hwfn);
1369 ecore_spq_setup(p_hwfn);
1370 ecore_eq_setup(p_hwfn);
1371 ecore_consq_setup(p_hwfn);
1373 /* Read shadow of current MFW mailbox */
1374 ecore_mcp_read_mb(p_hwfn, p_hwfn->p_main_ptt);
1375 OSAL_MEMCPY(p_hwfn->mcp_info->mfw_mb_shadow,
1376 p_hwfn->mcp_info->mfw_mb_cur,
1377 p_hwfn->mcp_info->mfw_mb_length);
1379 ecore_int_setup(p_hwfn, p_hwfn->p_main_ptt);
1381 ecore_l2_setup(p_hwfn);
1382 ecore_iov_setup(p_hwfn);
1386 #define FINAL_CLEANUP_POLL_CNT (100)
1387 #define FINAL_CLEANUP_POLL_TIME (10)
1388 enum _ecore_status_t ecore_final_cleanup(struct ecore_hwfn *p_hwfn,
1389 struct ecore_ptt *p_ptt,
1392 u32 command = 0, addr, count = FINAL_CLEANUP_POLL_CNT;
1393 enum _ecore_status_t rc = ECORE_TIMEOUT;
1396 if (CHIP_REV_IS_TEDIBEAR(p_hwfn->p_dev) ||
1397 CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
1398 DP_INFO(p_hwfn, "Skipping final cleanup for non-ASIC\n");
1399 return ECORE_SUCCESS;
1403 addr = GTT_BAR0_MAP_REG_USDM_RAM +
1404 USTORM_FLR_FINAL_ACK_OFFSET(p_hwfn->rel_pf_id);
1409 command |= X_FINAL_CLEANUP_AGG_INT <<
1410 SDM_AGG_INT_COMP_PARAMS_AGG_INT_INDEX_SHIFT;
1411 command |= 1 << SDM_AGG_INT_COMP_PARAMS_AGG_VECTOR_ENABLE_SHIFT;
1412 command |= id << SDM_AGG_INT_COMP_PARAMS_AGG_VECTOR_BIT_SHIFT;
1413 command |= SDM_COMP_TYPE_AGG_INT << SDM_OP_GEN_COMP_TYPE_SHIFT;
1415 /* Make sure notification is not set before initiating final cleanup */
1417 if (REG_RD(p_hwfn, addr)) {
1418 DP_NOTICE(p_hwfn, false,
1419 "Unexpected; Found final cleanup notification");
1420 DP_NOTICE(p_hwfn, false,
1421 " before initiating final cleanup\n");
1422 REG_WR(p_hwfn, addr, 0);
1425 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1426 "Sending final cleanup for PFVF[%d] [Command %08x]\n",
1429 ecore_wr(p_hwfn, p_ptt, XSDM_REG_OPERATION_GEN, command);
1431 /* Poll until completion */
1432 while (!REG_RD(p_hwfn, addr) && count--)
1433 OSAL_MSLEEP(FINAL_CLEANUP_POLL_TIME);
1435 if (REG_RD(p_hwfn, addr))
1438 DP_NOTICE(p_hwfn, true,
1439 "Failed to receive FW final cleanup notification\n");
1441 /* Cleanup afterwards */
1442 REG_WR(p_hwfn, addr, 0);
1447 static enum _ecore_status_t ecore_calc_hw_mode(struct ecore_hwfn *p_hwfn)
1451 if (ECORE_IS_BB_B0(p_hwfn->p_dev)) {
1452 hw_mode |= 1 << MODE_BB;
1453 } else if (ECORE_IS_AH(p_hwfn->p_dev)) {
1454 hw_mode |= 1 << MODE_K2;
1456 DP_NOTICE(p_hwfn, true, "Unknown chip type %#x\n",
1457 p_hwfn->p_dev->type);
1461 /* Ports per engine is based on the values in CNIG_REG_NW_PORT_MODE */
1462 switch (p_hwfn->p_dev->num_ports_in_engine) {
1464 hw_mode |= 1 << MODE_PORTS_PER_ENG_1;
1467 hw_mode |= 1 << MODE_PORTS_PER_ENG_2;
1470 hw_mode |= 1 << MODE_PORTS_PER_ENG_4;
1473 DP_NOTICE(p_hwfn, true,
1474 "num_ports_in_engine = %d not supported\n",
1475 p_hwfn->p_dev->num_ports_in_engine);
1479 if (OSAL_TEST_BIT(ECORE_MF_OVLAN_CLSS,
1480 &p_hwfn->p_dev->mf_bits))
1481 hw_mode |= 1 << MODE_MF_SD;
1483 hw_mode |= 1 << MODE_MF_SI;
1486 if (CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
1487 if (CHIP_REV_IS_FPGA(p_hwfn->p_dev)) {
1488 hw_mode |= 1 << MODE_FPGA;
1490 if (p_hwfn->p_dev->b_is_emul_full)
1491 hw_mode |= 1 << MODE_EMUL_FULL;
1493 hw_mode |= 1 << MODE_EMUL_REDUCED;
1497 hw_mode |= 1 << MODE_ASIC;
1499 if (ECORE_IS_CMT(p_hwfn->p_dev))
1500 hw_mode |= 1 << MODE_100G;
1502 p_hwfn->hw_info.hw_mode = hw_mode;
1504 DP_VERBOSE(p_hwfn, (ECORE_MSG_PROBE | ECORE_MSG_IFUP),
1505 "Configuring function for hw_mode: 0x%08x\n",
1506 p_hwfn->hw_info.hw_mode);
1508 return ECORE_SUCCESS;
1512 /* MFW-replacement initializations for non-ASIC */
1513 static enum _ecore_status_t ecore_hw_init_chip(struct ecore_hwfn *p_hwfn,
1514 struct ecore_ptt *p_ptt)
1516 struct ecore_dev *p_dev = p_hwfn->p_dev;
1520 if (CHIP_REV_IS_EMUL(p_dev)) {
1521 if (ECORE_IS_AH(p_dev))
1525 ecore_wr(p_hwfn, p_ptt, MISCS_REG_RESET_PL_HV + 4, pl_hv);
1527 if (CHIP_REV_IS_EMUL(p_dev) &&
1528 (ECORE_IS_AH(p_dev)))
1529 ecore_wr(p_hwfn, p_ptt, MISCS_REG_RESET_PL_HV_2_K2_E5,
1532 /* initialize port mode to 4x10G_E (10G with 4x10 SERDES) */
1533 /* CNIG_REG_NW_PORT_MODE is same for A0 and B0 */
1534 if (!CHIP_REV_IS_EMUL(p_dev) || ECORE_IS_BB(p_dev))
1535 ecore_wr(p_hwfn, p_ptt, CNIG_REG_NW_PORT_MODE_BB, 4);
1537 if (CHIP_REV_IS_EMUL(p_dev)) {
1538 if (ECORE_IS_AH(p_dev)) {
1539 /* 2 for 4-port, 1 for 2-port, 0 for 1-port */
1540 ecore_wr(p_hwfn, p_ptt, MISC_REG_PORT_MODE,
1541 (p_dev->num_ports_in_engine >> 1));
1543 ecore_wr(p_hwfn, p_ptt, MISC_REG_BLOCK_256B_EN,
1544 p_dev->num_ports_in_engine == 4 ? 0 : 3);
1549 ecore_wr(p_hwfn, p_ptt, PSWRQ2_REG_RBC_DONE, 1);
1550 for (i = 0; i < 100; i++) {
1552 if (ecore_rd(p_hwfn, p_ptt, PSWRQ2_REG_CFG_DONE) == 1)
1556 DP_NOTICE(p_hwfn, true,
1557 "RBC done failed to complete in PSWRQ2\n");
1559 return ECORE_SUCCESS;
1563 /* Init run time data for all PFs and their VFs on an engine.
1564 * TBD - for VFs - Once we have parent PF info for each VF in
1565 * shmem available as CAU requires knowledge of parent PF for each VF.
1567 static void ecore_init_cau_rt_data(struct ecore_dev *p_dev)
1569 u32 offset = CAU_REG_SB_VAR_MEMORY_RT_OFFSET;
1572 for_each_hwfn(p_dev, i) {
1573 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
1574 struct ecore_igu_info *p_igu_info;
1575 struct ecore_igu_block *p_block;
1576 struct cau_sb_entry sb_entry;
1578 p_igu_info = p_hwfn->hw_info.p_igu_info;
1581 igu_sb_id < ECORE_MAPPING_MEMORY_SIZE(p_dev);
1583 p_block = &p_igu_info->entry[igu_sb_id];
1585 if (!p_block->is_pf)
1588 ecore_init_cau_sb_entry(p_hwfn, &sb_entry,
1589 p_block->function_id, 0, 0);
1590 STORE_RT_REG_AGG(p_hwfn, offset + igu_sb_id * 2,
1596 static void ecore_init_cache_line_size(struct ecore_hwfn *p_hwfn,
1597 struct ecore_ptt *p_ptt)
1599 u32 val, wr_mbs, cache_line_size;
1601 val = ecore_rd(p_hwfn, p_ptt, PSWRQ2_REG_WR_MBS0);
1614 "Unexpected value of PSWRQ2_REG_WR_MBS0 [0x%x]. Avoid configuring PGLUE_B_REG_CACHE_LINE_SIZE.\n",
1619 cache_line_size = OSAL_MIN_T(u32, OSAL_CACHE_LINE_SIZE, wr_mbs);
1620 switch (cache_line_size) {
1635 "Unexpected value of cache line size [0x%x]. Avoid configuring PGLUE_B_REG_CACHE_LINE_SIZE.\n",
1639 if (wr_mbs < OSAL_CACHE_LINE_SIZE)
1641 "The cache line size for padding is suboptimal for performance [OS cache line size 0x%x, wr mbs 0x%x]\n",
1642 OSAL_CACHE_LINE_SIZE, wr_mbs);
1644 STORE_RT_REG(p_hwfn, PGLUE_REG_B_CACHE_LINE_SIZE_RT_OFFSET, val);
1646 STORE_RT_REG(p_hwfn, PSWRQ2_REG_DRAM_ALIGN_WR_RT_OFFSET, val);
1647 STORE_RT_REG(p_hwfn, PSWRQ2_REG_DRAM_ALIGN_RD_RT_OFFSET, val);
1651 static enum _ecore_status_t ecore_hw_init_common(struct ecore_hwfn *p_hwfn,
1652 struct ecore_ptt *p_ptt,
1655 struct ecore_qm_info *qm_info = &p_hwfn->qm_info;
1656 struct ecore_dev *p_dev = p_hwfn->p_dev;
1657 u8 vf_id, max_num_vfs;
1660 enum _ecore_status_t rc = ECORE_SUCCESS;
1662 ecore_init_cau_rt_data(p_dev);
1664 /* Program GTT windows */
1665 ecore_gtt_init(p_hwfn, p_ptt);
1668 if (CHIP_REV_IS_EMUL(p_dev)) {
1669 rc = ecore_hw_init_chip(p_hwfn, p_ptt);
1670 if (rc != ECORE_SUCCESS)
1675 if (p_hwfn->mcp_info) {
1676 if (p_hwfn->mcp_info->func_info.bandwidth_max)
1677 qm_info->pf_rl_en = 1;
1678 if (p_hwfn->mcp_info->func_info.bandwidth_min)
1679 qm_info->pf_wfq_en = 1;
1682 ecore_qm_common_rt_init(p_hwfn,
1683 p_dev->num_ports_in_engine,
1684 qm_info->max_phys_tcs_per_port,
1685 qm_info->pf_rl_en, qm_info->pf_wfq_en,
1686 qm_info->vport_rl_en, qm_info->vport_wfq_en,
1687 qm_info->qm_port_params);
1689 ecore_cxt_hw_init_common(p_hwfn);
1691 ecore_init_cache_line_size(p_hwfn, p_ptt);
1693 rc = ecore_init_run(p_hwfn, p_ptt, PHASE_ENGINE, ECORE_PATH_ID(p_hwfn),
1695 if (rc != ECORE_SUCCESS)
1698 /* @@TBD MichalK - should add VALIDATE_VFID to init tool...
1699 * need to decide with which value, maybe runtime
1701 ecore_wr(p_hwfn, p_ptt, PSWRQ2_REG_L2P_VALIDATE_VFID, 0);
1702 ecore_wr(p_hwfn, p_ptt, PGLUE_B_REG_USE_CLIENTID_IN_TAG, 1);
1704 if (ECORE_IS_BB(p_dev)) {
1705 /* Workaround clears ROCE search for all functions to prevent
1706 * involving non initialized function in processing ROCE packet.
1708 num_pfs = NUM_OF_ENG_PFS(p_dev);
1709 for (pf_id = 0; pf_id < num_pfs; pf_id++) {
1710 ecore_fid_pretend(p_hwfn, p_ptt, pf_id);
1711 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_ROCE, 0x0);
1712 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_TCP, 0x0);
1714 /* pretend to original PF */
1715 ecore_fid_pretend(p_hwfn, p_ptt, p_hwfn->rel_pf_id);
1718 /* Workaround for avoiding CCFC execution error when getting packets
1719 * with CRC errors, and allowing instead the invoking of the FW error
1721 * This is not done inside the init tool since it currently can't
1722 * perform a pretending to VFs.
1724 max_num_vfs = ECORE_IS_AH(p_dev) ? MAX_NUM_VFS_K2 : MAX_NUM_VFS_BB;
1725 for (vf_id = 0; vf_id < max_num_vfs; vf_id++) {
1726 concrete_fid = ecore_vfid_to_concrete(p_hwfn, vf_id);
1727 ecore_fid_pretend(p_hwfn, p_ptt, (u16)concrete_fid);
1728 ecore_wr(p_hwfn, p_ptt, CCFC_REG_STRONG_ENABLE_VF, 0x1);
1729 ecore_wr(p_hwfn, p_ptt, CCFC_REG_WEAK_ENABLE_VF, 0x0);
1730 ecore_wr(p_hwfn, p_ptt, TCFC_REG_STRONG_ENABLE_VF, 0x1);
1731 ecore_wr(p_hwfn, p_ptt, TCFC_REG_WEAK_ENABLE_VF, 0x0);
1733 /* pretend to original PF */
1734 ecore_fid_pretend(p_hwfn, p_ptt, p_hwfn->rel_pf_id);
1740 #define MISC_REG_RESET_REG_2_XMAC_BIT (1 << 4)
1741 #define MISC_REG_RESET_REG_2_XMAC_SOFT_BIT (1 << 5)
1743 #define PMEG_IF_BYTE_COUNT 8
1745 static void ecore_wr_nw_port(struct ecore_hwfn *p_hwfn,
1746 struct ecore_ptt *p_ptt,
1747 u32 addr, u64 data, u8 reg_type, u8 port)
1749 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
1750 "CMD: %08x, ADDR: 0x%08x, DATA: %08x:%08x\n",
1751 ecore_rd(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_CMD_BB) |
1752 (8 << PMEG_IF_BYTE_COUNT),
1753 (reg_type << 25) | (addr << 8) | port,
1754 (u32)((data >> 32) & 0xffffffff),
1755 (u32)(data & 0xffffffff));
1757 ecore_wr(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_CMD_BB,
1758 (ecore_rd(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_CMD_BB) &
1759 0xffff00fe) | (8 << PMEG_IF_BYTE_COUNT));
1760 ecore_wr(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_ADDR_BB,
1761 (reg_type << 25) | (addr << 8) | port);
1762 ecore_wr(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_WRDATA_BB, data & 0xffffffff);
1763 ecore_wr(p_hwfn, p_ptt, CNIG_REG_PMEG_IF_WRDATA_BB,
1764 (data >> 32) & 0xffffffff);
1767 #define XLPORT_MODE_REG (0x20a)
1768 #define XLPORT_MAC_CONTROL (0x210)
1769 #define XLPORT_FLOW_CONTROL_CONFIG (0x207)
1770 #define XLPORT_ENABLE_REG (0x20b)
1772 #define XLMAC_CTRL (0x600)
1773 #define XLMAC_MODE (0x601)
1774 #define XLMAC_RX_MAX_SIZE (0x608)
1775 #define XLMAC_TX_CTRL (0x604)
1776 #define XLMAC_PAUSE_CTRL (0x60d)
1777 #define XLMAC_PFC_CTRL (0x60e)
1779 static void ecore_emul_link_init_bb(struct ecore_hwfn *p_hwfn,
1780 struct ecore_ptt *p_ptt)
1782 u8 loopback = 0, port = p_hwfn->port_id * 2;
1784 DP_INFO(p_hwfn->p_dev, "Configurating Emulation Link %02x\n", port);
1786 /* XLPORT MAC MODE *//* 0 Quad, 4 Single... */
1787 ecore_wr_nw_port(p_hwfn, p_ptt, XLPORT_MODE_REG, (0x4 << 4) | 0x4, 1,
1789 ecore_wr_nw_port(p_hwfn, p_ptt, XLPORT_MAC_CONTROL, 0, 1, port);
1790 /* XLMAC: SOFT RESET */
1791 ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_CTRL, 0x40, 0, port);
1792 /* XLMAC: Port Speed >= 10Gbps */
1793 ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_MODE, 0x40, 0, port);
1794 /* XLMAC: Max Size */
1795 ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_RX_MAX_SIZE, 0x3fff, 0, port);
1796 ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_TX_CTRL,
1797 0x01000000800ULL | (0xa << 12) | ((u64)1 << 38),
1799 ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_PAUSE_CTRL, 0x7c000, 0, port);
1800 ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_PFC_CTRL,
1801 0x30ffffc000ULL, 0, port);
1802 ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_CTRL, 0x3 | (loopback << 2), 0,
1803 port); /* XLMAC: TX_EN, RX_EN */
1804 /* XLMAC: TX_EN, RX_EN, SW_LINK_STATUS */
1805 ecore_wr_nw_port(p_hwfn, p_ptt, XLMAC_CTRL,
1806 0x1003 | (loopback << 2), 0, port);
1807 /* Enabled Parallel PFC interface */
1808 ecore_wr_nw_port(p_hwfn, p_ptt, XLPORT_FLOW_CONTROL_CONFIG, 1, 0, port);
1810 /* XLPORT port enable */
1811 ecore_wr_nw_port(p_hwfn, p_ptt, XLPORT_ENABLE_REG, 0xf, 1, port);
1814 static void ecore_emul_link_init_ah_e5(struct ecore_hwfn *p_hwfn,
1815 struct ecore_ptt *p_ptt)
1817 u8 port = p_hwfn->port_id;
1818 u32 mac_base = NWM_REG_MAC0_K2_E5 + (port << 2) * NWM_REG_MAC0_SIZE;
1820 DP_INFO(p_hwfn->p_dev, "Configurating Emulation Link %02x\n", port);
1822 ecore_wr(p_hwfn, p_ptt, CNIG_REG_NIG_PORT0_CONF_K2_E5 + (port << 2),
1823 (1 << CNIG_REG_NIG_PORT0_CONF_NIG_PORT_ENABLE_0_K2_E5_SHIFT) |
1825 CNIG_REG_NIG_PORT0_CONF_NIG_PORT_NWM_PORT_MAP_0_K2_E5_SHIFT) |
1826 (0 << CNIG_REG_NIG_PORT0_CONF_NIG_PORT_RATE_0_K2_E5_SHIFT));
1828 ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_XIF_MODE_K2_E5,
1829 1 << ETH_MAC_REG_XIF_MODE_XGMII_K2_E5_SHIFT);
1831 ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_FRM_LENGTH_K2_E5,
1832 9018 << ETH_MAC_REG_FRM_LENGTH_FRM_LENGTH_K2_E5_SHIFT);
1834 ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_TX_IPG_LENGTH_K2_E5,
1835 0xc << ETH_MAC_REG_TX_IPG_LENGTH_TXIPG_K2_E5_SHIFT);
1837 ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_RX_FIFO_SECTIONS_K2_E5,
1838 8 << ETH_MAC_REG_RX_FIFO_SECTIONS_RX_SECTION_FULL_K2_E5_SHIFT);
1840 ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_TX_FIFO_SECTIONS_K2_E5,
1842 ETH_MAC_REG_TX_FIFO_SECTIONS_TX_SECTION_EMPTY_K2_E5_SHIFT) |
1844 ETH_MAC_REG_TX_FIFO_SECTIONS_TX_SECTION_FULL_K2_E5_SHIFT));
1846 ecore_wr(p_hwfn, p_ptt, mac_base + ETH_MAC_REG_COMMAND_CONFIG_K2_E5,
1850 static void ecore_emul_link_init(struct ecore_hwfn *p_hwfn,
1851 struct ecore_ptt *p_ptt)
1853 if (ECORE_IS_AH(p_hwfn->p_dev))
1854 ecore_emul_link_init_ah_e5(p_hwfn, p_ptt);
1856 ecore_emul_link_init_bb(p_hwfn, p_ptt);
1859 static void ecore_link_init_bb(struct ecore_hwfn *p_hwfn,
1860 struct ecore_ptt *p_ptt, u8 port)
1862 int port_offset = port ? 0x800 : 0;
1863 u32 xmac_rxctrl = 0;
1866 /* FIXME: move to common start */
1867 ecore_wr(p_hwfn, p_ptt, MISC_REG_RESET_PL_PDA_VAUX + 2 * sizeof(u32),
1868 MISC_REG_RESET_REG_2_XMAC_BIT); /* Clear */
1870 ecore_wr(p_hwfn, p_ptt, MISC_REG_RESET_PL_PDA_VAUX + sizeof(u32),
1871 MISC_REG_RESET_REG_2_XMAC_BIT); /* Set */
1873 ecore_wr(p_hwfn, p_ptt, MISC_REG_XMAC_CORE_PORT_MODE_BB, 1);
1875 /* Set the number of ports on the Warp Core to 10G */
1876 ecore_wr(p_hwfn, p_ptt, MISC_REG_XMAC_PHY_PORT_MODE_BB, 3);
1878 /* Soft reset of XMAC */
1879 ecore_wr(p_hwfn, p_ptt, MISC_REG_RESET_PL_PDA_VAUX + 2 * sizeof(u32),
1880 MISC_REG_RESET_REG_2_XMAC_SOFT_BIT);
1882 ecore_wr(p_hwfn, p_ptt, MISC_REG_RESET_PL_PDA_VAUX + sizeof(u32),
1883 MISC_REG_RESET_REG_2_XMAC_SOFT_BIT);
1885 /* FIXME: move to common end */
1886 if (CHIP_REV_IS_FPGA(p_hwfn->p_dev))
1887 ecore_wr(p_hwfn, p_ptt, XMAC_REG_MODE_BB + port_offset, 0x20);
1889 /* Set Max packet size: initialize XMAC block register for port 0 */
1890 ecore_wr(p_hwfn, p_ptt, XMAC_REG_RX_MAX_SIZE_BB + port_offset, 0x2710);
1892 /* CRC append for Tx packets: init XMAC block register for port 1 */
1893 ecore_wr(p_hwfn, p_ptt, XMAC_REG_TX_CTRL_LO_BB + port_offset, 0xC800);
1895 /* Enable TX and RX: initialize XMAC block register for port 1 */
1896 ecore_wr(p_hwfn, p_ptt, XMAC_REG_CTRL_BB + port_offset,
1897 XMAC_REG_CTRL_TX_EN_BB | XMAC_REG_CTRL_RX_EN_BB);
1898 xmac_rxctrl = ecore_rd(p_hwfn, p_ptt,
1899 XMAC_REG_RX_CTRL_BB + port_offset);
1900 xmac_rxctrl |= XMAC_REG_RX_CTRL_PROCESS_VARIABLE_PREAMBLE_BB;
1901 ecore_wr(p_hwfn, p_ptt, XMAC_REG_RX_CTRL_BB + port_offset, xmac_rxctrl);
1905 static enum _ecore_status_t
1906 ecore_hw_init_dpi_size(struct ecore_hwfn *p_hwfn,
1907 struct ecore_ptt *p_ptt, u32 pwm_region_size, u32 n_cpus)
1909 u32 dpi_bit_shift, dpi_count, dpi_page_size;
1913 /* Calculate DPI size
1914 * ------------------
1915 * The PWM region contains Doorbell Pages. The first is reserverd for
1916 * the kernel for, e.g, L2. The others are free to be used by non-
1917 * trusted applications, typically from user space. Each page, called a
1918 * doorbell page is sectioned into windows that allow doorbells to be
1919 * issued in parallel by the kernel/application. The size of such a
1920 * window (a.k.a. WID) is 1kB.
1922 * 1kB WID x N WIDS = DPI page size
1923 * DPI page size x N DPIs = PWM region size
1925 * The size of the DPI page size must be in multiples of OSAL_PAGE_SIZE
1926 * in order to ensure that two applications won't share the same page.
1927 * It also must contain at least one WID per CPU to allow parallelism.
1928 * It also must be a power of 2, since it is stored as a bit shift.
1930 * The DPI page size is stored in a register as 'dpi_bit_shift' so that
1931 * 0 is 4kB, 1 is 8kB and etc. Hence the minimum size is 4,096
1932 * containing 4 WIDs.
1934 n_wids = OSAL_MAX_T(u32, ECORE_MIN_WIDS, n_cpus);
1935 dpi_page_size = ECORE_WID_SIZE * OSAL_ROUNDUP_POW_OF_TWO(n_wids);
1936 dpi_page_size = (dpi_page_size + OSAL_PAGE_SIZE - 1) &
1937 ~(OSAL_PAGE_SIZE - 1);
1938 dpi_bit_shift = OSAL_LOG2(dpi_page_size / 4096);
1939 dpi_count = pwm_region_size / dpi_page_size;
1941 min_dpis = p_hwfn->pf_params.rdma_pf_params.min_dpis;
1942 min_dpis = OSAL_MAX_T(u32, ECORE_MIN_DPIS, min_dpis);
1945 p_hwfn->dpi_size = dpi_page_size;
1946 p_hwfn->dpi_count = dpi_count;
1948 /* Update registers */
1949 ecore_wr(p_hwfn, p_ptt, DORQ_REG_PF_DPI_BIT_SHIFT, dpi_bit_shift);
1951 if (dpi_count < min_dpis)
1952 return ECORE_NORESOURCES;
1954 return ECORE_SUCCESS;
1957 enum ECORE_ROCE_EDPM_MODE {
1958 ECORE_ROCE_EDPM_MODE_ENABLE = 0,
1959 ECORE_ROCE_EDPM_MODE_FORCE_ON = 1,
1960 ECORE_ROCE_EDPM_MODE_DISABLE = 2,
1963 static enum _ecore_status_t
1964 ecore_hw_init_pf_doorbell_bar(struct ecore_hwfn *p_hwfn,
1965 struct ecore_ptt *p_ptt)
1967 u32 pwm_regsize, norm_regsize;
1968 u32 non_pwm_conn, min_addr_reg1;
1969 u32 db_bar_size, n_cpus;
1972 enum _ecore_status_t rc = ECORE_SUCCESS;
1975 db_bar_size = ecore_hw_bar_size(p_hwfn, p_ptt, BAR_ID_1);
1976 if (ECORE_IS_CMT(p_hwfn->p_dev))
1979 /* Calculate doorbell regions
1980 * -----------------------------------
1981 * The doorbell BAR is made of two regions. The first is called normal
1982 * region and the second is called PWM region. In the normal region
1983 * each ICID has its own set of addresses so that writing to that
1984 * specific address identifies the ICID. In the Process Window Mode
1985 * region the ICID is given in the data written to the doorbell. The
1986 * above per PF register denotes the offset in the doorbell BAR in which
1987 * the PWM region begins.
1988 * The normal region has ECORE_PF_DEMS_SIZE bytes per ICID, that is per
1989 * non-PWM connection. The calculation below computes the total non-PWM
1990 * connections. The DORQ_REG_PF_MIN_ADDR_REG1 register is
1991 * in units of 4,096 bytes.
1993 non_pwm_conn = ecore_cxt_get_proto_cid_start(p_hwfn, PROTOCOLID_CORE) +
1994 ecore_cxt_get_proto_cid_count(p_hwfn, PROTOCOLID_CORE,
1996 ecore_cxt_get_proto_cid_count(p_hwfn, PROTOCOLID_ETH, OSAL_NULL);
1997 norm_regsize = ROUNDUP(ECORE_PF_DEMS_SIZE * non_pwm_conn,
1999 min_addr_reg1 = norm_regsize / 4096;
2000 pwm_regsize = db_bar_size - norm_regsize;
2002 /* Check that the normal and PWM sizes are valid */
2003 if (db_bar_size < norm_regsize) {
2004 DP_ERR(p_hwfn->p_dev,
2005 "Doorbell BAR size 0x%x is too small (normal region is 0x%0x )\n",
2006 db_bar_size, norm_regsize);
2007 return ECORE_NORESOURCES;
2009 if (pwm_regsize < ECORE_MIN_PWM_REGION) {
2010 DP_ERR(p_hwfn->p_dev,
2011 "PWM region size 0x%0x is too small. Should be at least 0x%0x (Doorbell BAR size is 0x%x and normal region size is 0x%0x)\n",
2012 pwm_regsize, ECORE_MIN_PWM_REGION, db_bar_size,
2014 return ECORE_NORESOURCES;
2017 /* Calculate number of DPIs */
2018 roce_edpm_mode = p_hwfn->pf_params.rdma_pf_params.roce_edpm_mode;
2019 if ((roce_edpm_mode == ECORE_ROCE_EDPM_MODE_ENABLE) ||
2020 ((roce_edpm_mode == ECORE_ROCE_EDPM_MODE_FORCE_ON))) {
2021 /* Either EDPM is mandatory, or we are attempting to allocate a
2024 n_cpus = OSAL_NUM_CPUS();
2025 rc = ecore_hw_init_dpi_size(p_hwfn, p_ptt, pwm_regsize, n_cpus);
2028 cond = ((rc != ECORE_SUCCESS) &&
2029 (roce_edpm_mode == ECORE_ROCE_EDPM_MODE_ENABLE)) ||
2030 (roce_edpm_mode == ECORE_ROCE_EDPM_MODE_DISABLE);
2031 if (cond || p_hwfn->dcbx_no_edpm) {
2032 /* Either EDPM is disabled from user configuration, or it is
2033 * disabled via DCBx, or it is not mandatory and we failed to
2034 * allocated a WID per CPU.
2037 rc = ecore_hw_init_dpi_size(p_hwfn, p_ptt, pwm_regsize, n_cpus);
2039 /* If we entered this flow due to DCBX then the DPM register is
2040 * already configured.
2045 "doorbell bar: normal_region_size=%d, pwm_region_size=%d",
2046 norm_regsize, pwm_regsize);
2048 " dpi_size=%d, dpi_count=%d, roce_edpm=%s\n",
2049 p_hwfn->dpi_size, p_hwfn->dpi_count,
2050 ((p_hwfn->dcbx_no_edpm) || (p_hwfn->db_bar_no_edpm)) ?
2051 "disabled" : "enabled");
2053 /* Check return codes from above calls */
2054 if (rc != ECORE_SUCCESS) {
2056 "Failed to allocate enough DPIs\n");
2057 return ECORE_NORESOURCES;
2061 p_hwfn->dpi_start_offset = norm_regsize;
2063 /* Update registers */
2064 /* DEMS size is configured log2 of DWORDs, hence the division by 4 */
2065 pf_dems_shift = OSAL_LOG2(ECORE_PF_DEMS_SIZE / 4);
2066 ecore_wr(p_hwfn, p_ptt, DORQ_REG_PF_ICID_BIT_SHIFT_NORM, pf_dems_shift);
2067 ecore_wr(p_hwfn, p_ptt, DORQ_REG_PF_MIN_ADDR_REG1, min_addr_reg1);
2069 return ECORE_SUCCESS;
2072 static enum _ecore_status_t ecore_hw_init_port(struct ecore_hwfn *p_hwfn,
2073 struct ecore_ptt *p_ptt,
2076 u32 ppf_to_eng_sel[NIG_REG_PPF_TO_ENGINE_SEL_RT_SIZE];
2078 enum _ecore_status_t rc = ECORE_SUCCESS;
2081 /* In CMT for non-RoCE packets - use connection based classification */
2082 val = ECORE_IS_CMT(p_hwfn->p_dev) ? 0x8 : 0x0;
2083 for (i = 0; i < NIG_REG_PPF_TO_ENGINE_SEL_RT_SIZE; i++)
2084 ppf_to_eng_sel[i] = val;
2085 STORE_RT_REG_AGG(p_hwfn, NIG_REG_PPF_TO_ENGINE_SEL_RT_OFFSET,
2088 /* In CMT the gate should be cleared by the 2nd hwfn */
2089 if (!ECORE_IS_CMT(p_hwfn->p_dev) || !IS_LEAD_HWFN(p_hwfn))
2090 STORE_RT_REG(p_hwfn, NIG_REG_BRB_GATE_DNTFWD_PORT_RT_OFFSET, 0);
2092 rc = ecore_init_run(p_hwfn, p_ptt, PHASE_PORT, p_hwfn->port_id,
2094 if (rc != ECORE_SUCCESS)
2097 ecore_wr(p_hwfn, p_ptt, PGLUE_B_REG_MASTER_WRITE_PAD_ENABLE, 0);
2100 if (CHIP_REV_IS_ASIC(p_hwfn->p_dev))
2101 return ECORE_SUCCESS;
2103 if (CHIP_REV_IS_FPGA(p_hwfn->p_dev)) {
2104 if (ECORE_IS_AH(p_hwfn->p_dev))
2105 return ECORE_SUCCESS;
2106 else if (ECORE_IS_BB(p_hwfn->p_dev))
2107 ecore_link_init_bb(p_hwfn, p_ptt, p_hwfn->port_id);
2108 } else if (CHIP_REV_IS_EMUL(p_hwfn->p_dev)) {
2109 if (ECORE_IS_CMT(p_hwfn->p_dev)) {
2110 /* Activate OPTE in CMT */
2113 val = ecore_rd(p_hwfn, p_ptt, MISCS_REG_RESET_PL_HV);
2115 ecore_wr(p_hwfn, p_ptt, MISCS_REG_RESET_PL_HV, val);
2116 ecore_wr(p_hwfn, p_ptt, MISC_REG_CLK_100G_MODE, 1);
2117 ecore_wr(p_hwfn, p_ptt, MISCS_REG_CLK_100G_MODE, 1);
2118 ecore_wr(p_hwfn, p_ptt, MISC_REG_OPTE_MODE, 1);
2119 ecore_wr(p_hwfn, p_ptt,
2120 NIG_REG_LLH_ENG_CLS_TCP_4_TUPLE_SEARCH, 1);
2121 ecore_wr(p_hwfn, p_ptt,
2122 NIG_REG_LLH_ENG_CLS_ENG_ID_TBL, 0x55555555);
2123 ecore_wr(p_hwfn, p_ptt,
2124 NIG_REG_LLH_ENG_CLS_ENG_ID_TBL + 0x4,
2128 ecore_emul_link_init(p_hwfn, p_ptt);
2130 DP_INFO(p_hwfn->p_dev, "link is not being configured\n");
2137 static enum _ecore_status_t
2138 ecore_hw_init_pf(struct ecore_hwfn *p_hwfn,
2139 struct ecore_ptt *p_ptt,
2140 struct ecore_tunnel_info *p_tunn,
2143 enum ecore_int_mode int_mode, bool allow_npar_tx_switch)
2145 u8 rel_pf_id = p_hwfn->rel_pf_id;
2147 enum _ecore_status_t rc = ECORE_SUCCESS;
2151 if (p_hwfn->mcp_info) {
2152 struct ecore_mcp_function_info *p_info;
2154 p_info = &p_hwfn->mcp_info->func_info;
2155 if (p_info->bandwidth_min)
2156 p_hwfn->qm_info.pf_wfq = p_info->bandwidth_min;
2158 /* Update rate limit once we'll actually have a link */
2159 p_hwfn->qm_info.pf_rl = 100000;
2161 ecore_cxt_hw_init_pf(p_hwfn, p_ptt);
2163 ecore_int_igu_init_rt(p_hwfn);
2165 /* Set VLAN in NIG if needed */
2166 if (hw_mode & (1 << MODE_MF_SD)) {
2167 DP_VERBOSE(p_hwfn, ECORE_MSG_HW, "Configuring LLH_FUNC_TAG\n");
2168 STORE_RT_REG(p_hwfn, NIG_REG_LLH_FUNC_TAG_EN_RT_OFFSET, 1);
2169 STORE_RT_REG(p_hwfn, NIG_REG_LLH_FUNC_TAG_VALUE_RT_OFFSET,
2170 p_hwfn->hw_info.ovlan);
2172 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
2173 "Configuring LLH_FUNC_FILTER_HDR_SEL\n");
2174 STORE_RT_REG(p_hwfn, NIG_REG_LLH_FUNC_FILTER_HDR_SEL_RT_OFFSET,
2178 /* Enable classification by MAC if needed */
2179 if (hw_mode & (1 << MODE_MF_SI)) {
2180 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
2181 "Configuring TAGMAC_CLS_TYPE\n");
2182 STORE_RT_REG(p_hwfn, NIG_REG_LLH_FUNC_TAGMAC_CLS_TYPE_RT_OFFSET,
2186 /* Protocl Configuration - @@@TBD - should we set 0 otherwise? */
2187 STORE_RT_REG(p_hwfn, PRS_REG_SEARCH_TCP_RT_OFFSET,
2188 (p_hwfn->hw_info.personality == ECORE_PCI_ISCSI) ? 1 : 0);
2189 STORE_RT_REG(p_hwfn, PRS_REG_SEARCH_FCOE_RT_OFFSET,
2190 (p_hwfn->hw_info.personality == ECORE_PCI_FCOE) ? 1 : 0);
2191 STORE_RT_REG(p_hwfn, PRS_REG_SEARCH_ROCE_RT_OFFSET, 0);
2193 /* perform debug configuration when chip is out of reset */
2194 OSAL_BEFORE_PF_START((void *)p_hwfn->p_dev, p_hwfn->my_id);
2196 /* Sanity check before the PF init sequence that uses DMAE */
2197 rc = ecore_dmae_sanity(p_hwfn, p_ptt, "pf_phase");
2201 /* PF Init sequence */
2202 rc = ecore_init_run(p_hwfn, p_ptt, PHASE_PF, rel_pf_id, hw_mode);
2206 /* QM_PF Init sequence (may be invoked separately e.g. for DCB) */
2207 rc = ecore_init_run(p_hwfn, p_ptt, PHASE_QM_PF, rel_pf_id, hw_mode);
2211 /* Pure runtime initializations - directly to the HW */
2212 ecore_int_igu_init_pure_rt(p_hwfn, p_ptt, true, true);
2214 /* PCI relaxed ordering causes a decrease in the performance on some
2215 * systems. Till a root cause is found, disable this attribute in the
2219 * pos = OSAL_PCI_FIND_CAPABILITY(p_hwfn->p_dev, PCI_CAP_ID_EXP);
2221 * DP_NOTICE(p_hwfn, true,
2222 * "Failed to find the PCIe Cap\n");
2225 * OSAL_PCI_READ_CONFIG_WORD(p_hwfn->p_dev, pos + PCI_EXP_DEVCTL, &ctrl);
2226 * ctrl &= ~PCI_EXP_DEVCTL_RELAX_EN;
2227 * OSAL_PCI_WRITE_CONFIG_WORD(p_hwfn->p_dev, pos + PCI_EXP_DEVCTL, ctrl);
2230 rc = ecore_hw_init_pf_doorbell_bar(p_hwfn, p_ptt);
2234 /* enable interrupts */
2235 rc = ecore_int_igu_enable(p_hwfn, p_ptt, int_mode);
2236 if (rc != ECORE_SUCCESS)
2239 /* send function start command */
2240 rc = ecore_sp_pf_start(p_hwfn, p_ptt, p_tunn,
2241 allow_npar_tx_switch);
2243 DP_NOTICE(p_hwfn, true,
2244 "Function start ramrod failed\n");
2248 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_TAG1);
2249 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2250 "PRS_REG_SEARCH_TAG1: %x\n", prs_reg);
2252 if (p_hwfn->hw_info.personality == ECORE_PCI_FCOE) {
2253 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_TAG1,
2255 ecore_wr(p_hwfn, p_ptt,
2256 PRS_REG_PKT_LEN_STAT_TAGS_NOT_COUNTED_FIRST,
2259 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2260 "PRS_REG_SEARCH registers after start PFn\n");
2261 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_TCP);
2262 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2263 "PRS_REG_SEARCH_TCP: %x\n", prs_reg);
2264 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_UDP);
2265 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2266 "PRS_REG_SEARCH_UDP: %x\n", prs_reg);
2267 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_FCOE);
2268 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2269 "PRS_REG_SEARCH_FCOE: %x\n", prs_reg);
2270 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_ROCE);
2271 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2272 "PRS_REG_SEARCH_ROCE: %x\n", prs_reg);
2273 prs_reg = ecore_rd(p_hwfn, p_ptt,
2274 PRS_REG_SEARCH_TCP_FIRST_FRAG);
2275 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2276 "PRS_REG_SEARCH_TCP_FIRST_FRAG: %x\n",
2278 prs_reg = ecore_rd(p_hwfn, p_ptt, PRS_REG_SEARCH_TAG1);
2279 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE,
2280 "PRS_REG_SEARCH_TAG1: %x\n", prs_reg);
2282 return ECORE_SUCCESS;
2285 enum _ecore_status_t ecore_pglueb_set_pfid_enable(struct ecore_hwfn *p_hwfn,
2286 struct ecore_ptt *p_ptt,
2289 u32 delay_idx = 0, val, set_val = b_enable ? 1 : 0;
2291 /* Configure the PF's internal FID_enable for master transactions */
2292 ecore_wr(p_hwfn, p_ptt,
2293 PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, set_val);
2295 /* Wait until value is set - try for 1 second every 50us */
2296 for (delay_idx = 0; delay_idx < 20000; delay_idx++) {
2297 val = ecore_rd(p_hwfn, p_ptt,
2298 PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER);
2305 if (val != set_val) {
2306 DP_NOTICE(p_hwfn, true,
2307 "PFID_ENABLE_MASTER wasn't changed after a second\n");
2308 return ECORE_UNKNOWN_ERROR;
2311 return ECORE_SUCCESS;
2314 static void ecore_reset_mb_shadow(struct ecore_hwfn *p_hwfn,
2315 struct ecore_ptt *p_main_ptt)
2317 /* Read shadow of current MFW mailbox */
2318 ecore_mcp_read_mb(p_hwfn, p_main_ptt);
2319 OSAL_MEMCPY(p_hwfn->mcp_info->mfw_mb_shadow,
2320 p_hwfn->mcp_info->mfw_mb_cur,
2321 p_hwfn->mcp_info->mfw_mb_length);
2324 static void ecore_pglueb_clear_err(struct ecore_hwfn *p_hwfn,
2325 struct ecore_ptt *p_ptt)
2327 ecore_wr(p_hwfn, p_ptt, PGLUE_B_REG_WAS_ERROR_PF_31_0_CLR,
2328 1 << p_hwfn->abs_pf_id);
2331 static enum _ecore_status_t
2332 ecore_fill_load_req_params(struct ecore_hwfn *p_hwfn,
2333 struct ecore_load_req_params *p_load_req,
2334 struct ecore_drv_load_params *p_drv_load)
2336 /* Make sure that if ecore-client didn't provide inputs, all the
2337 * expected defaults are indeed zero.
2339 OSAL_BUILD_BUG_ON(ECORE_DRV_ROLE_OS != 0);
2340 OSAL_BUILD_BUG_ON(ECORE_LOAD_REQ_LOCK_TO_DEFAULT != 0);
2341 OSAL_BUILD_BUG_ON(ECORE_OVERRIDE_FORCE_LOAD_NONE != 0);
2343 OSAL_MEM_ZERO(p_load_req, sizeof(*p_load_req));
2345 if (p_drv_load == OSAL_NULL)
2348 p_load_req->drv_role = p_drv_load->is_crash_kernel ?
2349 ECORE_DRV_ROLE_KDUMP :
2351 p_load_req->avoid_eng_reset = p_drv_load->avoid_eng_reset;
2352 p_load_req->override_force_load = p_drv_load->override_force_load;
2354 /* Old MFW versions don't support timeout values other than default and
2355 * none, so these values are replaced according to the fall-back action.
2358 if (p_drv_load->mfw_timeout_val == ECORE_LOAD_REQ_LOCK_TO_DEFAULT ||
2359 p_drv_load->mfw_timeout_val == ECORE_LOAD_REQ_LOCK_TO_NONE ||
2360 (p_hwfn->mcp_info->capabilities &
2361 FW_MB_PARAM_FEATURE_SUPPORT_DRV_LOAD_TO)) {
2362 p_load_req->timeout_val = p_drv_load->mfw_timeout_val;
2366 switch (p_drv_load->mfw_timeout_fallback) {
2367 case ECORE_TO_FALLBACK_TO_NONE:
2368 p_load_req->timeout_val = ECORE_LOAD_REQ_LOCK_TO_NONE;
2370 case ECORE_TO_FALLBACK_TO_DEFAULT:
2371 p_load_req->timeout_val = ECORE_LOAD_REQ_LOCK_TO_DEFAULT;
2373 case ECORE_TO_FALLBACK_FAIL_LOAD:
2374 DP_NOTICE(p_hwfn, false,
2375 "Received %d as a value for MFW timeout while the MFW supports only default [%d] or none [%d]. Abort.\n",
2376 p_drv_load->mfw_timeout_val,
2377 ECORE_LOAD_REQ_LOCK_TO_DEFAULT,
2378 ECORE_LOAD_REQ_LOCK_TO_NONE);
2379 return ECORE_ABORTED;
2383 "Modified the MFW timeout value from %d to %s [%d] due to lack of MFW support\n",
2384 p_drv_load->mfw_timeout_val,
2385 (p_load_req->timeout_val == ECORE_LOAD_REQ_LOCK_TO_DEFAULT) ?
2387 p_load_req->timeout_val);
2389 return ECORE_SUCCESS;
2392 enum _ecore_status_t ecore_vf_start(struct ecore_hwfn *p_hwfn,
2393 struct ecore_hw_init_params *p_params)
2395 if (p_params->p_tunn) {
2396 ecore_vf_set_vf_start_tunn_update_param(p_params->p_tunn);
2397 ecore_vf_pf_tunnel_param_update(p_hwfn, p_params->p_tunn);
2400 p_hwfn->b_int_enabled = 1;
2402 return ECORE_SUCCESS;
2405 enum _ecore_status_t ecore_hw_init(struct ecore_dev *p_dev,
2406 struct ecore_hw_init_params *p_params)
2408 struct ecore_load_req_params load_req_params;
2409 u32 load_code, resp, param, drv_mb_param;
2410 bool b_default_mtu = true;
2411 struct ecore_hwfn *p_hwfn;
2412 enum _ecore_status_t rc = ECORE_SUCCESS;
2416 if ((p_params->int_mode == ECORE_INT_MODE_MSI) && ECORE_IS_CMT(p_dev)) {
2417 DP_NOTICE(p_dev, false,
2418 "MSI mode is not supported for CMT devices\n");
2423 rc = ecore_init_fw_data(p_dev, p_params->bin_fw_data);
2424 if (rc != ECORE_SUCCESS)
2428 for_each_hwfn(p_dev, i) {
2429 p_hwfn = &p_dev->hwfns[i];
2431 /* If management didn't provide a default, set one of our own */
2432 if (!p_hwfn->hw_info.mtu) {
2433 p_hwfn->hw_info.mtu = 1500;
2434 b_default_mtu = false;
2438 ecore_vf_start(p_hwfn, p_params);
2442 rc = ecore_calc_hw_mode(p_hwfn);
2443 if (rc != ECORE_SUCCESS)
2446 if (IS_PF(p_dev) && (OSAL_TEST_BIT(ECORE_MF_8021Q_TAGGING,
2448 OSAL_TEST_BIT(ECORE_MF_8021AD_TAGGING,
2449 &p_dev->mf_bits))) {
2450 if (OSAL_TEST_BIT(ECORE_MF_8021Q_TAGGING,
2452 ether_type = ETHER_TYPE_VLAN;
2454 ether_type = ETHER_TYPE_QINQ;
2455 STORE_RT_REG(p_hwfn, PRS_REG_TAG_ETHERTYPE_0_RT_OFFSET,
2457 STORE_RT_REG(p_hwfn, NIG_REG_TAG_ETHERTYPE_0_RT_OFFSET,
2459 STORE_RT_REG(p_hwfn, PBF_REG_TAG_ETHERTYPE_0_RT_OFFSET,
2461 STORE_RT_REG(p_hwfn, DORQ_REG_TAG1_ETHERTYPE_RT_OFFSET,
2465 ecore_set_spq_block_timeout(p_hwfn, p_params->spq_timeout_ms);
2467 rc = ecore_fill_load_req_params(p_hwfn, &load_req_params,
2468 p_params->p_drv_load_params);
2469 if (rc != ECORE_SUCCESS)
2472 rc = ecore_mcp_load_req(p_hwfn, p_hwfn->p_main_ptt,
2474 if (rc != ECORE_SUCCESS) {
2475 DP_NOTICE(p_hwfn, false,
2476 "Failed sending a LOAD_REQ command\n");
2480 load_code = load_req_params.load_code;
2481 DP_VERBOSE(p_hwfn, ECORE_MSG_SP,
2482 "Load request was sent. Load code: 0x%x\n",
2485 ecore_mcp_set_capabilities(p_hwfn, p_hwfn->p_main_ptt);
2488 * When coming back from hiberbate state, the registers from
2489 * which shadow is read initially are not initialized. It turns
2490 * out that these registers get initialized during the call to
2491 * ecore_mcp_load_req request. So we need to reread them here
2492 * to get the proper shadow register value.
2493 * Note: This is a workaround for the missing MFW
2494 * initialization. It may be removed once the implementation
2497 ecore_reset_mb_shadow(p_hwfn, p_hwfn->p_main_ptt);
2499 /* Only relevant for recovery:
2500 * Clear the indication after the LOAD_REQ command is responded
2503 p_dev->recov_in_prog = false;
2505 p_hwfn->first_on_engine = (load_code ==
2506 FW_MSG_CODE_DRV_LOAD_ENGINE);
2508 if (!qm_lock_ref_cnt) {
2509 #ifdef CONFIG_ECORE_LOCK_ALLOC
2510 rc = OSAL_SPIN_LOCK_ALLOC(p_hwfn, &qm_lock);
2512 DP_ERR(p_hwfn, "qm_lock allocation failed\n");
2516 OSAL_SPIN_LOCK_INIT(&qm_lock);
2520 /* Clean up chip from previous driver if such remains exist.
2521 * This is not needed when the PF is the first one on the
2522 * engine, since afterwards we are going to init the FW.
2524 if (load_code != FW_MSG_CODE_DRV_LOAD_ENGINE) {
2525 rc = ecore_final_cleanup(p_hwfn, p_hwfn->p_main_ptt,
2526 p_hwfn->rel_pf_id, false);
2527 if (rc != ECORE_SUCCESS) {
2528 ecore_hw_err_notify(p_hwfn,
2529 ECORE_HW_ERR_RAMROD_FAIL);
2534 /* Log and clear previous pglue_b errors if such exist */
2535 ecore_pglueb_rbc_attn_handler(p_hwfn, p_hwfn->p_main_ptt, true);
2537 /* Enable the PF's internal FID_enable in the PXP */
2538 rc = ecore_pglueb_set_pfid_enable(p_hwfn, p_hwfn->p_main_ptt,
2540 if (rc != ECORE_SUCCESS)
2543 /* Clear the pglue_b was_error indication.
2544 * In E4 it must be done after the BME and the internal
2545 * FID_enable for the PF are set, since VDMs may cause the
2546 * indication to be set again.
2548 ecore_pglueb_clear_err(p_hwfn, p_hwfn->p_main_ptt);
2550 switch (load_code) {
2551 case FW_MSG_CODE_DRV_LOAD_ENGINE:
2552 rc = ecore_hw_init_common(p_hwfn, p_hwfn->p_main_ptt,
2553 p_hwfn->hw_info.hw_mode);
2554 if (rc != ECORE_SUCCESS)
2557 case FW_MSG_CODE_DRV_LOAD_PORT:
2558 rc = ecore_hw_init_port(p_hwfn, p_hwfn->p_main_ptt,
2559 p_hwfn->hw_info.hw_mode);
2560 if (rc != ECORE_SUCCESS)
2563 case FW_MSG_CODE_DRV_LOAD_FUNCTION:
2564 rc = ecore_hw_init_pf(p_hwfn, p_hwfn->p_main_ptt,
2566 p_hwfn->hw_info.hw_mode,
2567 p_params->b_hw_start,
2569 p_params->allow_npar_tx_switch);
2572 DP_NOTICE(p_hwfn, false,
2573 "Unexpected load code [0x%08x]", load_code);
2578 if (rc != ECORE_SUCCESS) {
2579 DP_NOTICE(p_hwfn, false,
2580 "init phase failed for loadcode 0x%x (rc %d)\n",
2585 rc = ecore_mcp_load_done(p_hwfn, p_hwfn->p_main_ptt);
2586 if (rc != ECORE_SUCCESS) {
2587 DP_NOTICE(p_hwfn, false,
2588 "Sending load done failed, rc = %d\n", rc);
2589 if (rc == ECORE_NOMEM) {
2590 DP_NOTICE(p_hwfn, false,
2591 "Sending load done was failed due to memory allocation failure\n");
2597 /* send DCBX attention request command */
2598 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
2599 "sending phony dcbx set command to trigger DCBx attention handling\n");
2600 rc = ecore_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt,
2601 DRV_MSG_CODE_SET_DCBX,
2602 1 << DRV_MB_PARAM_DCBX_NOTIFY_OFFSET, &resp,
2604 if (rc != ECORE_SUCCESS) {
2605 DP_NOTICE(p_hwfn, false,
2606 "Failed to send DCBX attention request\n");
2610 p_hwfn->hw_init_done = true;
2614 /* Get pre-negotiated values for stag, bandwidth etc. */
2615 p_hwfn = ECORE_LEADING_HWFN(p_dev);
2616 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ,
2617 "Sending GET_OEM_UPDATES command to trigger stag/bandwidth attention handling\n");
2618 rc = ecore_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt,
2619 DRV_MSG_CODE_GET_OEM_UPDATES,
2620 1 << DRV_MB_PARAM_DUMMY_OEM_UPDATES_OFFSET,
2622 if (rc != ECORE_SUCCESS)
2623 DP_NOTICE(p_hwfn, false,
2624 "Failed to send GET_OEM_UPDATES attention request\n");
2628 p_hwfn = ECORE_LEADING_HWFN(p_dev);
2629 drv_mb_param = STORM_FW_VERSION;
2630 rc = ecore_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt,
2631 DRV_MSG_CODE_OV_UPDATE_STORM_FW_VER,
2632 drv_mb_param, &resp, ¶m);
2633 if (rc != ECORE_SUCCESS)
2634 DP_INFO(p_hwfn, "Failed to update firmware version\n");
2636 if (!b_default_mtu) {
2637 rc = ecore_mcp_ov_update_mtu(p_hwfn, p_hwfn->p_main_ptt,
2638 p_hwfn->hw_info.mtu);
2639 if (rc != ECORE_SUCCESS)
2640 DP_INFO(p_hwfn, "Failed to update default mtu\n");
2643 rc = ecore_mcp_ov_update_driver_state(p_hwfn,
2645 ECORE_OV_DRIVER_STATE_DISABLED);
2646 if (rc != ECORE_SUCCESS)
2647 DP_INFO(p_hwfn, "Failed to update driver state\n");
2649 rc = ecore_mcp_ov_update_eswitch(p_hwfn, p_hwfn->p_main_ptt,
2650 ECORE_OV_ESWITCH_NONE);
2651 if (rc != ECORE_SUCCESS)
2652 DP_INFO(p_hwfn, "Failed to update eswitch mode\n");
2659 #ifdef CONFIG_ECORE_LOCK_ALLOC
2660 if (!qm_lock_ref_cnt)
2661 OSAL_SPIN_LOCK_DEALLOC(&qm_lock);
2664 /* The MFW load lock should be released regardless of success or failure
2665 * of initialization.
2666 * TODO: replace this with an attempt to send cancel_load.
2668 ecore_mcp_load_done(p_hwfn, p_hwfn->p_main_ptt);
2672 #define ECORE_HW_STOP_RETRY_LIMIT (10)
2673 static void ecore_hw_timers_stop(struct ecore_dev *p_dev,
2674 struct ecore_hwfn *p_hwfn,
2675 struct ecore_ptt *p_ptt)
2680 ecore_wr(p_hwfn, p_ptt, TM_REG_PF_ENABLE_CONN, 0x0);
2681 ecore_wr(p_hwfn, p_ptt, TM_REG_PF_ENABLE_TASK, 0x0);
2682 for (i = 0; i < ECORE_HW_STOP_RETRY_LIMIT && !p_dev->recov_in_prog;
2684 if ((!ecore_rd(p_hwfn, p_ptt,
2685 TM_REG_PF_SCAN_ACTIVE_CONN)) &&
2686 (!ecore_rd(p_hwfn, p_ptt, TM_REG_PF_SCAN_ACTIVE_TASK)))
2689 /* Dependent on number of connection/tasks, possibly
2690 * 1ms sleep is required between polls
2695 if (i < ECORE_HW_STOP_RETRY_LIMIT)
2698 DP_NOTICE(p_hwfn, false,
2699 "Timers linear scans are not over [Connection %02x Tasks %02x]\n",
2700 (u8)ecore_rd(p_hwfn, p_ptt, TM_REG_PF_SCAN_ACTIVE_CONN),
2701 (u8)ecore_rd(p_hwfn, p_ptt, TM_REG_PF_SCAN_ACTIVE_TASK));
2704 void ecore_hw_timers_stop_all(struct ecore_dev *p_dev)
2708 for_each_hwfn(p_dev, j) {
2709 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[j];
2710 struct ecore_ptt *p_ptt = p_hwfn->p_main_ptt;
2712 ecore_hw_timers_stop(p_dev, p_hwfn, p_ptt);
2716 static enum _ecore_status_t ecore_verify_reg_val(struct ecore_hwfn *p_hwfn,
2717 struct ecore_ptt *p_ptt,
2718 u32 addr, u32 expected_val)
2720 u32 val = ecore_rd(p_hwfn, p_ptt, addr);
2722 if (val != expected_val) {
2723 DP_NOTICE(p_hwfn, true,
2724 "Value at address 0x%08x is 0x%08x while the expected value is 0x%08x\n",
2725 addr, val, expected_val);
2726 return ECORE_UNKNOWN_ERROR;
2729 return ECORE_SUCCESS;
2732 enum _ecore_status_t ecore_hw_stop(struct ecore_dev *p_dev)
2734 struct ecore_hwfn *p_hwfn;
2735 struct ecore_ptt *p_ptt;
2736 enum _ecore_status_t rc, rc2 = ECORE_SUCCESS;
2739 for_each_hwfn(p_dev, j) {
2740 p_hwfn = &p_dev->hwfns[j];
2741 p_ptt = p_hwfn->p_main_ptt;
2743 DP_VERBOSE(p_hwfn, ECORE_MSG_IFDOWN, "Stopping hw/fw\n");
2746 ecore_vf_pf_int_cleanup(p_hwfn);
2747 rc = ecore_vf_pf_reset(p_hwfn);
2748 if (rc != ECORE_SUCCESS) {
2749 DP_NOTICE(p_hwfn, true,
2750 "ecore_vf_pf_reset failed. rc = %d.\n",
2752 rc2 = ECORE_UNKNOWN_ERROR;
2757 /* mark the hw as uninitialized... */
2758 p_hwfn->hw_init_done = false;
2760 /* Send unload command to MCP */
2761 if (!p_dev->recov_in_prog) {
2762 rc = ecore_mcp_unload_req(p_hwfn, p_ptt);
2763 if (rc != ECORE_SUCCESS) {
2764 DP_NOTICE(p_hwfn, false,
2765 "Failed sending a UNLOAD_REQ command. rc = %d.\n",
2767 rc2 = ECORE_UNKNOWN_ERROR;
2771 OSAL_DPC_SYNC(p_hwfn);
2773 /* After this point no MFW attentions are expected, e.g. prevent
2774 * race between pf stop and dcbx pf update.
2777 rc = ecore_sp_pf_stop(p_hwfn);
2778 if (rc != ECORE_SUCCESS) {
2779 DP_NOTICE(p_hwfn, false,
2780 "Failed to close PF against FW [rc = %d]. Continue to stop HW to prevent illegal host access by the device.\n",
2782 rc2 = ECORE_UNKNOWN_ERROR;
2785 /* perform debug action after PF stop was sent */
2786 OSAL_AFTER_PF_STOP((void *)p_dev, p_hwfn->my_id);
2788 /* close NIG to BRB gate */
2789 ecore_wr(p_hwfn, p_ptt,
2790 NIG_REG_RX_LLH_BRB_GATE_DNTFWD_PERPF, 0x1);
2793 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_TCP, 0x0);
2794 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_UDP, 0x0);
2795 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_FCOE, 0x0);
2796 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_ROCE, 0x0);
2797 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_OPENFLOW, 0x0);
2799 /* @@@TBD - clean transmission queues (5.b) */
2800 /* @@@TBD - clean BTB (5.c) */
2802 ecore_hw_timers_stop(p_dev, p_hwfn, p_ptt);
2804 /* @@@TBD - verify DMAE requests are done (8) */
2806 /* Disable Attention Generation */
2807 ecore_int_igu_disable_int(p_hwfn, p_ptt);
2808 ecore_wr(p_hwfn, p_ptt, IGU_REG_LEADING_EDGE_LATCH, 0);
2809 ecore_wr(p_hwfn, p_ptt, IGU_REG_TRAILING_EDGE_LATCH, 0);
2810 ecore_int_igu_init_pure_rt(p_hwfn, p_ptt, false, true);
2811 rc = ecore_int_igu_reset_cam_default(p_hwfn, p_ptt);
2812 if (rc != ECORE_SUCCESS) {
2813 DP_NOTICE(p_hwfn, true,
2814 "Failed to return IGU CAM to default\n");
2815 rc2 = ECORE_UNKNOWN_ERROR;
2818 /* Need to wait 1ms to guarantee SBs are cleared */
2821 if (!p_dev->recov_in_prog) {
2822 ecore_verify_reg_val(p_hwfn, p_ptt,
2823 QM_REG_USG_CNT_PF_TX, 0);
2824 ecore_verify_reg_val(p_hwfn, p_ptt,
2825 QM_REG_USG_CNT_PF_OTHER, 0);
2826 /* @@@TBD - assert on incorrect xCFC values (10.b) */
2829 /* Disable PF in HW blocks */
2830 ecore_wr(p_hwfn, p_ptt, DORQ_REG_PF_DB_ENABLE, 0);
2831 ecore_wr(p_hwfn, p_ptt, QM_REG_PF_EN, 0);
2834 #ifdef CONFIG_ECORE_LOCK_ALLOC
2835 if (!qm_lock_ref_cnt)
2836 OSAL_SPIN_LOCK_DEALLOC(&qm_lock);
2839 if (!p_dev->recov_in_prog) {
2840 rc = ecore_mcp_unload_done(p_hwfn, p_ptt);
2841 if (rc == ECORE_NOMEM) {
2842 DP_NOTICE(p_hwfn, false,
2843 "Failed sending an UNLOAD_DONE command due to a memory allocation failure. Resending.\n");
2844 rc = ecore_mcp_unload_done(p_hwfn, p_ptt);
2846 if (rc != ECORE_SUCCESS) {
2847 DP_NOTICE(p_hwfn, false,
2848 "Failed sending a UNLOAD_DONE command. rc = %d.\n",
2850 rc2 = ECORE_UNKNOWN_ERROR;
2855 if (IS_PF(p_dev) && !p_dev->recov_in_prog) {
2856 p_hwfn = ECORE_LEADING_HWFN(p_dev);
2857 p_ptt = ECORE_LEADING_HWFN(p_dev)->p_main_ptt;
2859 /* Clear the PF's internal FID_enable in the PXP.
2860 * In CMT this should only be done for first hw-function, and
2861 * only after all transactions have stopped for all active
2864 rc = ecore_pglueb_set_pfid_enable(p_hwfn, p_hwfn->p_main_ptt,
2866 if (rc != ECORE_SUCCESS) {
2867 DP_NOTICE(p_hwfn, true,
2868 "ecore_pglueb_set_pfid_enable() failed. rc = %d.\n",
2870 rc2 = ECORE_UNKNOWN_ERROR;
2877 enum _ecore_status_t ecore_hw_stop_fastpath(struct ecore_dev *p_dev)
2881 for_each_hwfn(p_dev, j) {
2882 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[j];
2883 struct ecore_ptt *p_ptt;
2886 ecore_vf_pf_int_cleanup(p_hwfn);
2889 p_ptt = ecore_ptt_acquire(p_hwfn);
2893 DP_VERBOSE(p_hwfn, ECORE_MSG_IFDOWN,
2894 "Shutting down the fastpath\n");
2896 ecore_wr(p_hwfn, p_ptt,
2897 NIG_REG_RX_LLH_BRB_GATE_DNTFWD_PERPF, 0x1);
2899 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_TCP, 0x0);
2900 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_UDP, 0x0);
2901 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_FCOE, 0x0);
2902 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_ROCE, 0x0);
2903 ecore_wr(p_hwfn, p_ptt, PRS_REG_SEARCH_OPENFLOW, 0x0);
2905 /* @@@TBD - clean transmission queues (5.b) */
2906 /* @@@TBD - clean BTB (5.c) */
2908 /* @@@TBD - verify DMAE requests are done (8) */
2910 ecore_int_igu_init_pure_rt(p_hwfn, p_ptt, false, false);
2911 /* Need to wait 1ms to guarantee SBs are cleared */
2913 ecore_ptt_release(p_hwfn, p_ptt);
2916 return ECORE_SUCCESS;
2919 enum _ecore_status_t ecore_hw_start_fastpath(struct ecore_hwfn *p_hwfn)
2921 struct ecore_ptt *p_ptt;
2923 if (IS_VF(p_hwfn->p_dev))
2924 return ECORE_SUCCESS;
2926 p_ptt = ecore_ptt_acquire(p_hwfn);
2930 /* If roce info is allocated it means roce is initialized and should
2931 * be enabled in searcher.
2933 if (p_hwfn->p_rdma_info) {
2934 if (p_hwfn->b_rdma_enabled_in_prs)
2935 ecore_wr(p_hwfn, p_ptt,
2936 p_hwfn->rdma_prs_search_reg, 0x1);
2937 ecore_wr(p_hwfn, p_ptt, TM_REG_PF_ENABLE_CONN, 0x1);
2940 /* Re-open incoming traffic */
2941 ecore_wr(p_hwfn, p_ptt,
2942 NIG_REG_RX_LLH_BRB_GATE_DNTFWD_PERPF, 0x0);
2943 ecore_ptt_release(p_hwfn, p_ptt);
2945 return ECORE_SUCCESS;
2948 /* Free hwfn memory and resources acquired in hw_hwfn_prepare */
2949 static void ecore_hw_hwfn_free(struct ecore_hwfn *p_hwfn)
2951 ecore_ptt_pool_free(p_hwfn);
2952 OSAL_FREE(p_hwfn->p_dev, p_hwfn->hw_info.p_igu_info);
2955 /* Setup bar access */
2956 static void ecore_hw_hwfn_prepare(struct ecore_hwfn *p_hwfn)
2958 /* clear indirect access */
2959 if (ECORE_IS_AH(p_hwfn->p_dev)) {
2960 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2961 PGLUE_B_REG_PGL_ADDR_E8_F0_K2_E5, 0);
2962 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2963 PGLUE_B_REG_PGL_ADDR_EC_F0_K2_E5, 0);
2964 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2965 PGLUE_B_REG_PGL_ADDR_F0_F0_K2_E5, 0);
2966 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2967 PGLUE_B_REG_PGL_ADDR_F4_F0_K2_E5, 0);
2969 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2970 PGLUE_B_REG_PGL_ADDR_88_F0_BB, 0);
2971 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2972 PGLUE_B_REG_PGL_ADDR_8C_F0_BB, 0);
2973 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2974 PGLUE_B_REG_PGL_ADDR_90_F0_BB, 0);
2975 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2976 PGLUE_B_REG_PGL_ADDR_94_F0_BB, 0);
2979 /* Clean previous pglue_b errors if such exist */
2980 ecore_pglueb_clear_err(p_hwfn, p_hwfn->p_main_ptt);
2982 /* enable internal target-read */
2983 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
2984 PGLUE_B_REG_INTERNAL_PFID_ENABLE_TARGET_READ, 1);
2987 static void get_function_id(struct ecore_hwfn *p_hwfn)
2990 p_hwfn->hw_info.opaque_fid = (u16)REG_RD(p_hwfn,
2991 PXP_PF_ME_OPAQUE_ADDR);
2993 p_hwfn->hw_info.concrete_fid = REG_RD(p_hwfn, PXP_PF_ME_CONCRETE_ADDR);
2995 /* Bits 16-19 from the ME registers are the pf_num */
2996 p_hwfn->abs_pf_id = (p_hwfn->hw_info.concrete_fid >> 16) & 0xf;
2997 p_hwfn->rel_pf_id = GET_FIELD(p_hwfn->hw_info.concrete_fid,
2998 PXP_CONCRETE_FID_PFID);
2999 p_hwfn->port_id = GET_FIELD(p_hwfn->hw_info.concrete_fid,
3000 PXP_CONCRETE_FID_PORT);
3002 DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE,
3003 "Read ME register: Concrete 0x%08x Opaque 0x%04x\n",
3004 p_hwfn->hw_info.concrete_fid, p_hwfn->hw_info.opaque_fid);
3007 static void ecore_hw_set_feat(struct ecore_hwfn *p_hwfn)
3009 u32 *feat_num = p_hwfn->hw_info.feat_num;
3010 struct ecore_sb_cnt_info sb_cnt;
3013 OSAL_MEM_ZERO(&sb_cnt, sizeof(sb_cnt));
3014 ecore_int_get_num_sbs(p_hwfn, &sb_cnt);
3016 /* L2 Queues require each: 1 status block. 1 L2 queue */
3017 if (ECORE_IS_L2_PERSONALITY(p_hwfn)) {
3018 /* Start by allocating VF queues, then PF's */
3019 feat_num[ECORE_VF_L2_QUE] =
3021 RESC_NUM(p_hwfn, ECORE_L2_QUEUE),
3023 feat_num[ECORE_PF_L2_QUE] =
3025 sb_cnt.cnt - non_l2_sbs,
3026 RESC_NUM(p_hwfn, ECORE_L2_QUEUE) -
3027 FEAT_NUM(p_hwfn, ECORE_VF_L2_QUE));
3030 if (ECORE_IS_FCOE_PERSONALITY(p_hwfn) ||
3031 ECORE_IS_ISCSI_PERSONALITY(p_hwfn)) {
3032 u32 *p_storage_feat = ECORE_IS_FCOE_PERSONALITY(p_hwfn) ?
3033 &feat_num[ECORE_FCOE_CQ] :
3034 &feat_num[ECORE_ISCSI_CQ];
3035 u32 limit = sb_cnt.cnt;
3037 /* The number of queues should not exceed the number of FP SBs.
3038 * In storage target, the queues are divided into pairs of a CQ
3039 * and a CmdQ, and each pair uses a single SB. The limit in
3040 * this case should allow a max ratio of 2:1 instead of 1:1.
3042 if (p_hwfn->p_dev->b_is_target)
3044 *p_storage_feat = OSAL_MIN_T(u32, limit,
3045 RESC_NUM(p_hwfn, ECORE_CMDQS_CQS));
3048 /* The size of "cq_cmdq_sb_num_arr" in the fcoe/iscsi init
3049 * ramrod is limited to "NUM_OF_GLOBAL_QUEUES / 2".
3051 *p_storage_feat = OSAL_MIN_T(u32, *p_storage_feat,
3052 (NUM_OF_GLOBAL_QUEUES / 2));
3055 DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE,
3056 "#PF_L2_QUEUE=%d VF_L2_QUEUES=%d #ROCE_CNQ=%d #FCOE_CQ=%d #ISCSI_CQ=%d #SB=%d\n",
3057 (int)FEAT_NUM(p_hwfn, ECORE_PF_L2_QUE),
3058 (int)FEAT_NUM(p_hwfn, ECORE_VF_L2_QUE),
3059 (int)FEAT_NUM(p_hwfn, ECORE_RDMA_CNQ),
3060 (int)FEAT_NUM(p_hwfn, ECORE_FCOE_CQ),
3061 (int)FEAT_NUM(p_hwfn, ECORE_ISCSI_CQ),
3065 const char *ecore_hw_get_resc_name(enum ecore_resources res_id)
3068 case ECORE_L2_QUEUE:
3082 case ECORE_RDMA_CNQ_RAM:
3083 return "RDMA_CNQ_RAM";
3086 case ECORE_LL2_QUEUE:
3088 case ECORE_CMDQS_CQS:
3090 case ECORE_RDMA_STATS_QUEUE:
3091 return "RDMA_STATS_QUEUE";
3097 return "UNKNOWN_RESOURCE";
3101 static enum _ecore_status_t
3102 __ecore_hw_set_soft_resc_size(struct ecore_hwfn *p_hwfn,
3103 struct ecore_ptt *p_ptt,
3104 enum ecore_resources res_id,
3108 enum _ecore_status_t rc;
3110 rc = ecore_mcp_set_resc_max_val(p_hwfn, p_ptt, res_id,
3111 resc_max_val, p_mcp_resp);
3112 if (rc != ECORE_SUCCESS) {
3113 DP_NOTICE(p_hwfn, false,
3114 "MFW response failure for a max value setting of resource %d [%s]\n",
3115 res_id, ecore_hw_get_resc_name(res_id));
3119 if (*p_mcp_resp != FW_MSG_CODE_RESOURCE_ALLOC_OK)
3121 "Failed to set the max value of resource %d [%s]. mcp_resp = 0x%08x.\n",
3122 res_id, ecore_hw_get_resc_name(res_id), *p_mcp_resp);
3124 return ECORE_SUCCESS;
3127 static enum _ecore_status_t
3128 ecore_hw_set_soft_resc_size(struct ecore_hwfn *p_hwfn,
3129 struct ecore_ptt *p_ptt)
3131 bool b_ah = ECORE_IS_AH(p_hwfn->p_dev);
3132 u32 resc_max_val, mcp_resp;
3134 enum _ecore_status_t rc;
3136 for (res_id = 0; res_id < ECORE_MAX_RESC; res_id++) {
3139 case ECORE_LL2_QUEUE:
3140 case ECORE_RDMA_CNQ_RAM:
3141 case ECORE_RDMA_STATS_QUEUE:
3149 rc = __ecore_hw_set_soft_resc_size(p_hwfn, p_ptt, res_id,
3150 resc_max_val, &mcp_resp);
3151 if (rc != ECORE_SUCCESS)
3154 /* There's no point to continue to the next resource if the
3155 * command is not supported by the MFW.
3156 * We do continue if the command is supported but the resource
3157 * is unknown to the MFW. Such a resource will be later
3158 * configured with the default allocation values.
3160 if (mcp_resp == FW_MSG_CODE_UNSUPPORTED)
3161 return ECORE_NOTIMPL;
3164 return ECORE_SUCCESS;
3168 enum _ecore_status_t ecore_hw_get_dflt_resc(struct ecore_hwfn *p_hwfn,
3169 enum ecore_resources res_id,
3170 u32 *p_resc_num, u32 *p_resc_start)
3172 u8 num_funcs = p_hwfn->num_funcs_on_engine;
3173 bool b_ah = ECORE_IS_AH(p_hwfn->p_dev);
3176 case ECORE_L2_QUEUE:
3177 *p_resc_num = (b_ah ? MAX_NUM_L2_QUEUES_K2 :
3178 MAX_NUM_L2_QUEUES_BB) / num_funcs;
3181 *p_resc_num = (b_ah ? MAX_NUM_VPORTS_K2 :
3182 MAX_NUM_VPORTS_BB) / num_funcs;
3185 *p_resc_num = (b_ah ? ETH_RSS_ENGINE_NUM_K2 :
3186 ETH_RSS_ENGINE_NUM_BB) / num_funcs;
3189 *p_resc_num = (b_ah ? MAX_QM_TX_QUEUES_K2 :
3190 MAX_QM_TX_QUEUES_BB) / num_funcs;
3193 *p_resc_num = MAX_QM_GLOBAL_RLS / num_funcs;
3197 /* Each VFC resource can accommodate both a MAC and a VLAN */
3198 *p_resc_num = ETH_NUM_MAC_FILTERS / num_funcs;
3201 *p_resc_num = (b_ah ? PXP_NUM_ILT_RECORDS_K2 :
3202 PXP_NUM_ILT_RECORDS_BB) / num_funcs;
3204 case ECORE_LL2_QUEUE:
3205 *p_resc_num = MAX_NUM_LL2_RX_QUEUES / num_funcs;
3207 case ECORE_RDMA_CNQ_RAM:
3208 case ECORE_CMDQS_CQS:
3209 /* CNQ/CMDQS are the same resource */
3211 *p_resc_num = (NUM_OF_GLOBAL_QUEUES / 2) / num_funcs;
3213 case ECORE_RDMA_STATS_QUEUE:
3215 *p_resc_num = (b_ah ? MAX_NUM_VPORTS_K2 :
3216 MAX_NUM_VPORTS_BB) / num_funcs;
3233 /* Since we want its value to reflect whether MFW supports
3234 * the new scheme, have a default of 0.
3239 *p_resc_start = *p_resc_num * p_hwfn->enabled_func_idx;
3243 return ECORE_SUCCESS;
3246 static enum _ecore_status_t
3247 __ecore_hw_set_resc_info(struct ecore_hwfn *p_hwfn, enum ecore_resources res_id,
3248 bool drv_resc_alloc)
3250 u32 dflt_resc_num = 0, dflt_resc_start = 0;
3251 u32 mcp_resp, *p_resc_num, *p_resc_start;
3252 enum _ecore_status_t rc;
3254 p_resc_num = &RESC_NUM(p_hwfn, res_id);
3255 p_resc_start = &RESC_START(p_hwfn, res_id);
3257 rc = ecore_hw_get_dflt_resc(p_hwfn, res_id, &dflt_resc_num,
3259 if (rc != ECORE_SUCCESS) {
3261 "Failed to get default amount for resource %d [%s]\n",
3262 res_id, ecore_hw_get_resc_name(res_id));
3267 if (CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
3268 *p_resc_num = dflt_resc_num;
3269 *p_resc_start = dflt_resc_start;
3274 rc = ecore_mcp_get_resc_info(p_hwfn, p_hwfn->p_main_ptt, res_id,
3275 &mcp_resp, p_resc_num, p_resc_start);
3276 if (rc != ECORE_SUCCESS) {
3277 DP_NOTICE(p_hwfn, true,
3278 "MFW response failure for an allocation request for"
3279 " resource %d [%s]\n",
3280 res_id, ecore_hw_get_resc_name(res_id));
3284 /* Default driver values are applied in the following cases:
3285 * - The resource allocation MB command is not supported by the MFW
3286 * - There is an internal error in the MFW while processing the request
3287 * - The resource ID is unknown to the MFW
3289 if (mcp_resp != FW_MSG_CODE_RESOURCE_ALLOC_OK) {
3291 "Failed to receive allocation info for resource %d [%s]."
3292 " mcp_resp = 0x%x. Applying default values"
3294 res_id, ecore_hw_get_resc_name(res_id), mcp_resp,
3295 dflt_resc_num, dflt_resc_start);
3297 *p_resc_num = dflt_resc_num;
3298 *p_resc_start = dflt_resc_start;
3302 if ((*p_resc_num != dflt_resc_num ||
3303 *p_resc_start != dflt_resc_start) &&
3304 res_id != ECORE_SB) {
3306 "MFW allocation for resource %d [%s] differs from default values [%d,%d vs. %d,%d]%s\n",
3307 res_id, ecore_hw_get_resc_name(res_id), *p_resc_num,
3308 *p_resc_start, dflt_resc_num, dflt_resc_start,
3309 drv_resc_alloc ? " - Applying default values" : "");
3310 if (drv_resc_alloc) {
3311 *p_resc_num = dflt_resc_num;
3312 *p_resc_start = dflt_resc_start;
3316 return ECORE_SUCCESS;
3319 static enum _ecore_status_t ecore_hw_set_resc_info(struct ecore_hwfn *p_hwfn,
3320 bool drv_resc_alloc)
3322 enum _ecore_status_t rc;
3325 for (res_id = 0; res_id < ECORE_MAX_RESC; res_id++) {
3326 rc = __ecore_hw_set_resc_info(p_hwfn, res_id, drv_resc_alloc);
3327 if (rc != ECORE_SUCCESS)
3331 return ECORE_SUCCESS;
3334 static enum _ecore_status_t ecore_hw_get_resc(struct ecore_hwfn *p_hwfn,
3335 struct ecore_ptt *p_ptt,
3336 bool drv_resc_alloc)
3338 struct ecore_resc_unlock_params resc_unlock_params;
3339 struct ecore_resc_lock_params resc_lock_params;
3340 bool b_ah = ECORE_IS_AH(p_hwfn->p_dev);
3342 enum _ecore_status_t rc;
3344 u32 *resc_start = p_hwfn->hw_info.resc_start;
3345 u32 *resc_num = p_hwfn->hw_info.resc_num;
3346 /* For AH, an equal share of the ILT lines between the maximal number of
3347 * PFs is not enough for RoCE. This would be solved by the future
3348 * resource allocation scheme, but isn't currently present for
3349 * FPGA/emulation. For now we keep a number that is sufficient for RoCE
3350 * to work - the BB number of ILT lines divided by its max PFs number.
3352 u32 roce_min_ilt_lines = PXP_NUM_ILT_RECORDS_BB / MAX_NUM_PFS_BB;
3355 /* Setting the max values of the soft resources and the following
3356 * resources allocation queries should be atomic. Since several PFs can
3357 * run in parallel - a resource lock is needed.
3358 * If either the resource lock or resource set value commands are not
3359 * supported - skip the max values setting, release the lock if
3360 * needed, and proceed to the queries. Other failures, including a
3361 * failure to acquire the lock, will cause this function to fail.
3362 * Old drivers that don't acquire the lock can run in parallel, and
3363 * their allocation values won't be affected by the updated max values.
3365 ecore_mcp_resc_lock_default_init(&resc_lock_params, &resc_unlock_params,
3366 ECORE_RESC_LOCK_RESC_ALLOC, false);
3368 rc = ecore_mcp_resc_lock(p_hwfn, p_ptt, &resc_lock_params);
3369 if (rc != ECORE_SUCCESS && rc != ECORE_NOTIMPL) {
3371 } else if (rc == ECORE_NOTIMPL) {
3373 "Skip the max values setting of the soft resources since the resource lock is not supported by the MFW\n");
3374 } else if (rc == ECORE_SUCCESS && !resc_lock_params.b_granted) {
3375 DP_NOTICE(p_hwfn, false,
3376 "Failed to acquire the resource lock for the resource allocation commands\n");
3378 goto unlock_and_exit;
3380 rc = ecore_hw_set_soft_resc_size(p_hwfn, p_ptt);
3381 if (rc != ECORE_SUCCESS && rc != ECORE_NOTIMPL) {
3382 DP_NOTICE(p_hwfn, false,
3383 "Failed to set the max values of the soft resources\n");
3384 goto unlock_and_exit;
3385 } else if (rc == ECORE_NOTIMPL) {
3387 "Skip the max values setting of the soft resources since it is not supported by the MFW\n");
3388 rc = ecore_mcp_resc_unlock(p_hwfn, p_ptt,
3389 &resc_unlock_params);
3390 if (rc != ECORE_SUCCESS)
3392 "Failed to release the resource lock for the resource allocation commands\n");
3396 rc = ecore_hw_set_resc_info(p_hwfn, drv_resc_alloc);
3397 if (rc != ECORE_SUCCESS)
3398 goto unlock_and_exit;
3400 if (resc_lock_params.b_granted && !resc_unlock_params.b_released) {
3401 rc = ecore_mcp_resc_unlock(p_hwfn, p_ptt,
3402 &resc_unlock_params);
3403 if (rc != ECORE_SUCCESS)
3405 "Failed to release the resource lock for the resource allocation commands\n");
3409 if (CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
3410 /* Reduced build contains less PQs */
3411 if (!(p_hwfn->p_dev->b_is_emul_full)) {
3412 resc_num[ECORE_PQ] = 32;
3413 resc_start[ECORE_PQ] = resc_num[ECORE_PQ] *
3414 p_hwfn->enabled_func_idx;
3417 /* For AH emulation, since we have a possible maximal number of
3418 * 16 enabled PFs, in case there are not enough ILT lines -
3419 * allocate only first PF as RoCE and have all the other ETH
3420 * only with less ILT lines.
3422 if (!p_hwfn->rel_pf_id && p_hwfn->p_dev->b_is_emul_full)
3423 resc_num[ECORE_ILT] = OSAL_MAX_T(u32,
3424 resc_num[ECORE_ILT],
3425 roce_min_ilt_lines);
3428 /* Correct the common ILT calculation if PF0 has more */
3429 if (CHIP_REV_IS_SLOW(p_hwfn->p_dev) &&
3430 p_hwfn->p_dev->b_is_emul_full &&
3431 p_hwfn->rel_pf_id && resc_num[ECORE_ILT] < roce_min_ilt_lines)
3432 resc_start[ECORE_ILT] += roce_min_ilt_lines -
3433 resc_num[ECORE_ILT];
3436 /* Sanity for ILT */
3437 if ((b_ah && (RESC_END(p_hwfn, ECORE_ILT) > PXP_NUM_ILT_RECORDS_K2)) ||
3438 (!b_ah && (RESC_END(p_hwfn, ECORE_ILT) > PXP_NUM_ILT_RECORDS_BB))) {
3439 DP_NOTICE(p_hwfn, true,
3440 "Can't assign ILT pages [%08x,...,%08x]\n",
3441 RESC_START(p_hwfn, ECORE_ILT), RESC_END(p_hwfn,
3447 /* This will also learn the number of SBs from MFW */
3448 if (ecore_int_igu_reset_cam(p_hwfn, p_ptt))
3451 ecore_hw_set_feat(p_hwfn);
3453 DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE,
3454 "The numbers for each resource are:\n");
3455 for (res_id = 0; res_id < ECORE_MAX_RESC; res_id++)
3456 DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE, "%s = %d start = %d\n",
3457 ecore_hw_get_resc_name(res_id),
3458 RESC_NUM(p_hwfn, res_id),
3459 RESC_START(p_hwfn, res_id));
3461 return ECORE_SUCCESS;
3464 if (resc_lock_params.b_granted && !resc_unlock_params.b_released)
3465 ecore_mcp_resc_unlock(p_hwfn, p_ptt,
3466 &resc_unlock_params);
3470 static enum _ecore_status_t
3471 ecore_hw_get_nvm_info(struct ecore_hwfn *p_hwfn,
3472 struct ecore_ptt *p_ptt,
3473 struct ecore_hw_prepare_params *p_params)
3475 u32 nvm_cfg1_offset, mf_mode, addr, generic_cont0, core_cfg, dcbx_mode;
3476 u32 port_cfg_addr, link_temp, nvm_cfg_addr, device_capabilities;
3477 struct ecore_mcp_link_capabilities *p_caps;
3478 struct ecore_mcp_link_params *link;
3479 enum _ecore_status_t rc;
3481 /* Read global nvm_cfg address */
3482 nvm_cfg_addr = ecore_rd(p_hwfn, p_ptt, MISC_REG_GEN_PURP_CR0);
3484 /* Verify MCP has initialized it */
3485 if (!nvm_cfg_addr) {
3486 DP_NOTICE(p_hwfn, false, "Shared memory not initialized\n");
3487 if (p_params->b_relaxed_probe)
3488 p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_NVM;
3492 /* Read nvm_cfg1 (Notice this is just offset, and not offsize (TBD) */
3494 nvm_cfg1_offset = ecore_rd(p_hwfn, p_ptt, nvm_cfg_addr + 4);
3496 addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3497 OFFSETOF(struct nvm_cfg1, glob) +
3498 OFFSETOF(struct nvm_cfg1_glob, core_cfg);
3500 core_cfg = ecore_rd(p_hwfn, p_ptt, addr);
3502 switch ((core_cfg & NVM_CFG1_GLOB_NETWORK_PORT_MODE_MASK) >>
3503 NVM_CFG1_GLOB_NETWORK_PORT_MODE_OFFSET) {
3504 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_2X40G:
3505 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_2X40G;
3507 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X50G:
3508 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_2X50G;
3510 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_1X100G:
3511 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_1X100G;
3513 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_4X10G_F:
3514 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_4X10G_F;
3516 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_4X10G_E:
3517 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_4X10G_E;
3519 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_BB_4X20G:
3520 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_4X20G;
3522 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_1X40G:
3523 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_1X40G;
3525 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X25G:
3526 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_2X25G;
3528 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_2X10G:
3529 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_2X10G;
3531 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_1X25G:
3532 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_1X25G;
3534 case NVM_CFG1_GLOB_NETWORK_PORT_MODE_4X25G:
3535 p_hwfn->hw_info.port_mode = ECORE_PORT_MODE_DE_4X25G;
3538 DP_NOTICE(p_hwfn, true, "Unknown port mode in 0x%08x\n",
3543 /* Read DCBX configuration */
3544 port_cfg_addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3545 OFFSETOF(struct nvm_cfg1, port[MFW_PORT(p_hwfn)]);
3546 dcbx_mode = ecore_rd(p_hwfn, p_ptt,
3548 OFFSETOF(struct nvm_cfg1_port, generic_cont0));
3549 dcbx_mode = (dcbx_mode & NVM_CFG1_PORT_DCBX_MODE_MASK)
3550 >> NVM_CFG1_PORT_DCBX_MODE_OFFSET;
3551 switch (dcbx_mode) {
3552 case NVM_CFG1_PORT_DCBX_MODE_DYNAMIC:
3553 p_hwfn->hw_info.dcbx_mode = ECORE_DCBX_VERSION_DYNAMIC;
3555 case NVM_CFG1_PORT_DCBX_MODE_CEE:
3556 p_hwfn->hw_info.dcbx_mode = ECORE_DCBX_VERSION_CEE;
3558 case NVM_CFG1_PORT_DCBX_MODE_IEEE:
3559 p_hwfn->hw_info.dcbx_mode = ECORE_DCBX_VERSION_IEEE;
3562 p_hwfn->hw_info.dcbx_mode = ECORE_DCBX_VERSION_DISABLED;
3565 /* Read default link configuration */
3566 link = &p_hwfn->mcp_info->link_input;
3567 p_caps = &p_hwfn->mcp_info->link_capabilities;
3568 port_cfg_addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3569 OFFSETOF(struct nvm_cfg1, port[MFW_PORT(p_hwfn)]);
3570 link_temp = ecore_rd(p_hwfn, p_ptt,
3572 OFFSETOF(struct nvm_cfg1_port, speed_cap_mask));
3573 link_temp &= NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_MASK;
3574 link->speed.advertised_speeds = link_temp;
3575 p_caps->speed_capabilities = link->speed.advertised_speeds;
3577 link_temp = ecore_rd(p_hwfn, p_ptt,
3579 OFFSETOF(struct nvm_cfg1_port, link_settings));
3580 switch ((link_temp & NVM_CFG1_PORT_DRV_LINK_SPEED_MASK) >>
3581 NVM_CFG1_PORT_DRV_LINK_SPEED_OFFSET) {
3582 case NVM_CFG1_PORT_DRV_LINK_SPEED_AUTONEG:
3583 link->speed.autoneg = true;
3585 case NVM_CFG1_PORT_DRV_LINK_SPEED_1G:
3586 link->speed.forced_speed = 1000;
3588 case NVM_CFG1_PORT_DRV_LINK_SPEED_10G:
3589 link->speed.forced_speed = 10000;
3591 case NVM_CFG1_PORT_DRV_LINK_SPEED_25G:
3592 link->speed.forced_speed = 25000;
3594 case NVM_CFG1_PORT_DRV_LINK_SPEED_40G:
3595 link->speed.forced_speed = 40000;
3597 case NVM_CFG1_PORT_DRV_LINK_SPEED_50G:
3598 link->speed.forced_speed = 50000;
3600 case NVM_CFG1_PORT_DRV_LINK_SPEED_BB_100G:
3601 link->speed.forced_speed = 100000;
3604 DP_NOTICE(p_hwfn, true, "Unknown Speed in 0x%08x\n", link_temp);
3607 p_caps->default_speed = link->speed.forced_speed;
3608 p_caps->default_speed_autoneg = link->speed.autoneg;
3610 link_temp &= NVM_CFG1_PORT_DRV_FLOW_CONTROL_MASK;
3611 link_temp >>= NVM_CFG1_PORT_DRV_FLOW_CONTROL_OFFSET;
3612 link->pause.autoneg = !!(link_temp &
3613 NVM_CFG1_PORT_DRV_FLOW_CONTROL_AUTONEG);
3614 link->pause.forced_rx = !!(link_temp &
3615 NVM_CFG1_PORT_DRV_FLOW_CONTROL_RX);
3616 link->pause.forced_tx = !!(link_temp &
3617 NVM_CFG1_PORT_DRV_FLOW_CONTROL_TX);
3618 link->loopback_mode = 0;
3620 if (p_hwfn->mcp_info->capabilities & FW_MB_PARAM_FEATURE_SUPPORT_EEE) {
3621 link_temp = ecore_rd(p_hwfn, p_ptt, port_cfg_addr +
3622 OFFSETOF(struct nvm_cfg1_port, ext_phy));
3623 link_temp &= NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_MASK;
3624 link_temp >>= NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_OFFSET;
3625 p_caps->default_eee = ECORE_MCP_EEE_ENABLED;
3626 link->eee.enable = true;
3627 switch (link_temp) {
3628 case NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_DISABLED:
3629 p_caps->default_eee = ECORE_MCP_EEE_DISABLED;
3630 link->eee.enable = false;
3632 case NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_BALANCED:
3633 p_caps->eee_lpi_timer = EEE_TX_TIMER_USEC_BALANCED_TIME;
3635 case NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_AGGRESSIVE:
3636 p_caps->eee_lpi_timer =
3637 EEE_TX_TIMER_USEC_AGGRESSIVE_TIME;
3639 case NVM_CFG1_PORT_EEE_POWER_SAVING_MODE_LOW_LATENCY:
3640 p_caps->eee_lpi_timer = EEE_TX_TIMER_USEC_LATENCY_TIME;
3644 link->eee.tx_lpi_timer = p_caps->eee_lpi_timer;
3645 link->eee.tx_lpi_enable = link->eee.enable;
3646 link->eee.adv_caps = ECORE_EEE_1G_ADV | ECORE_EEE_10G_ADV;
3648 p_caps->default_eee = ECORE_MCP_EEE_UNSUPPORTED;
3651 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
3652 "Read default link: Speed 0x%08x, Adv. Speed 0x%08x, AN: 0x%02x, PAUSE AN: 0x%02x\n EEE: %02x [%08x usec]",
3653 link->speed.forced_speed, link->speed.advertised_speeds,
3654 link->speed.autoneg, link->pause.autoneg,
3655 p_caps->default_eee, p_caps->eee_lpi_timer);
3657 /* Read Multi-function information from shmem */
3658 addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3659 OFFSETOF(struct nvm_cfg1, glob) +
3660 OFFSETOF(struct nvm_cfg1_glob, generic_cont0);
3662 generic_cont0 = ecore_rd(p_hwfn, p_ptt, addr);
3664 mf_mode = (generic_cont0 & NVM_CFG1_GLOB_MF_MODE_MASK) >>
3665 NVM_CFG1_GLOB_MF_MODE_OFFSET;
3668 case NVM_CFG1_GLOB_MF_MODE_MF_ALLOWED:
3669 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_OVLAN_CLSS;
3671 case NVM_CFG1_GLOB_MF_MODE_UFP:
3672 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_OVLAN_CLSS |
3673 1 << ECORE_MF_UFP_SPECIFIC |
3674 1 << ECORE_MF_8021Q_TAGGING;
3676 case NVM_CFG1_GLOB_MF_MODE_BD:
3677 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_OVLAN_CLSS |
3678 1 << ECORE_MF_LLH_PROTO_CLSS |
3679 1 << ECORE_MF_8021AD_TAGGING;
3681 case NVM_CFG1_GLOB_MF_MODE_NPAR1_0:
3682 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_LLH_MAC_CLSS |
3683 1 << ECORE_MF_LLH_PROTO_CLSS |
3684 1 << ECORE_MF_LL2_NON_UNICAST |
3685 1 << ECORE_MF_INTER_PF_SWITCH |
3686 1 << ECORE_MF_DISABLE_ARFS;
3688 case NVM_CFG1_GLOB_MF_MODE_DEFAULT:
3689 p_hwfn->p_dev->mf_bits = 1 << ECORE_MF_LLH_MAC_CLSS |
3690 1 << ECORE_MF_LLH_PROTO_CLSS |
3691 1 << ECORE_MF_LL2_NON_UNICAST;
3692 if (ECORE_IS_BB(p_hwfn->p_dev))
3693 p_hwfn->p_dev->mf_bits |= 1 << ECORE_MF_NEED_DEF_PF;
3696 DP_INFO(p_hwfn, "Multi function mode is 0x%lx\n",
3697 p_hwfn->p_dev->mf_bits);
3699 if (ECORE_IS_CMT(p_hwfn->p_dev))
3700 p_hwfn->p_dev->mf_bits |= (1 << ECORE_MF_DISABLE_ARFS);
3702 /* It's funny since we have another switch, but it's easier
3703 * to throw this away in linux this way. Long term, it might be
3704 * better to have have getters for needed ECORE_MF_* fields,
3705 * convert client code and eliminate this.
3708 case NVM_CFG1_GLOB_MF_MODE_MF_ALLOWED:
3709 case NVM_CFG1_GLOB_MF_MODE_BD:
3710 p_hwfn->p_dev->mf_mode = ECORE_MF_OVLAN;
3712 case NVM_CFG1_GLOB_MF_MODE_NPAR1_0:
3713 p_hwfn->p_dev->mf_mode = ECORE_MF_NPAR;
3715 case NVM_CFG1_GLOB_MF_MODE_DEFAULT:
3716 p_hwfn->p_dev->mf_mode = ECORE_MF_DEFAULT;
3718 case NVM_CFG1_GLOB_MF_MODE_UFP:
3719 p_hwfn->p_dev->mf_mode = ECORE_MF_UFP;
3723 /* Read Multi-function information from shmem */
3724 addr = MCP_REG_SCRATCH + nvm_cfg1_offset +
3725 OFFSETOF(struct nvm_cfg1, glob) +
3726 OFFSETOF(struct nvm_cfg1_glob, device_capabilities);
3728 device_capabilities = ecore_rd(p_hwfn, p_ptt, addr);
3729 if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_ETHERNET)
3730 OSAL_SET_BIT(ECORE_DEV_CAP_ETH,
3731 &p_hwfn->hw_info.device_capabilities);
3732 if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_FCOE)
3733 OSAL_SET_BIT(ECORE_DEV_CAP_FCOE,
3734 &p_hwfn->hw_info.device_capabilities);
3735 if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_ISCSI)
3736 OSAL_SET_BIT(ECORE_DEV_CAP_ISCSI,
3737 &p_hwfn->hw_info.device_capabilities);
3738 if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_ROCE)
3739 OSAL_SET_BIT(ECORE_DEV_CAP_ROCE,
3740 &p_hwfn->hw_info.device_capabilities);
3741 if (device_capabilities & NVM_CFG1_GLOB_DEVICE_CAPABILITIES_IWARP)
3742 OSAL_SET_BIT(ECORE_DEV_CAP_IWARP,
3743 &p_hwfn->hw_info.device_capabilities);
3745 rc = ecore_mcp_fill_shmem_func_info(p_hwfn, p_ptt);
3746 if (rc != ECORE_SUCCESS && p_params->b_relaxed_probe) {
3748 p_params->p_relaxed_res = ECORE_HW_PREPARE_BAD_MCP;
3754 static void ecore_get_num_funcs(struct ecore_hwfn *p_hwfn,
3755 struct ecore_ptt *p_ptt)
3757 u8 num_funcs, enabled_func_idx = p_hwfn->rel_pf_id;
3758 u32 reg_function_hide, tmp, eng_mask, low_pfs_mask;
3759 struct ecore_dev *p_dev = p_hwfn->p_dev;
3761 num_funcs = ECORE_IS_AH(p_dev) ? MAX_NUM_PFS_K2 : MAX_NUM_PFS_BB;
3763 /* Bit 0 of MISCS_REG_FUNCTION_HIDE indicates whether the bypass values
3764 * in the other bits are selected.
3765 * Bits 1-15 are for functions 1-15, respectively, and their value is
3766 * '0' only for enabled functions (function 0 always exists and
3768 * In case of CMT in BB, only the "even" functions are enabled, and thus
3769 * the number of functions for both hwfns is learnt from the same bits.
3771 if (ECORE_IS_BB(p_dev) || ECORE_IS_AH(p_dev)) {
3772 reg_function_hide = ecore_rd(p_hwfn, p_ptt,
3773 MISCS_REG_FUNCTION_HIDE_BB_K2);
3775 reg_function_hide = 0;
3778 if (reg_function_hide & 0x1) {
3779 if (ECORE_IS_BB(p_dev)) {
3780 if (ECORE_PATH_ID(p_hwfn) && !ECORE_IS_CMT(p_dev)) {
3792 /* Get the number of the enabled functions on the engine */
3793 tmp = (reg_function_hide ^ 0xffffffff) & eng_mask;
3800 /* Get the PF index within the enabled functions */
3801 low_pfs_mask = (0x1 << p_hwfn->abs_pf_id) - 1;
3802 tmp = reg_function_hide & eng_mask & low_pfs_mask;
3810 p_hwfn->num_funcs_on_engine = num_funcs;
3811 p_hwfn->enabled_func_idx = enabled_func_idx;
3814 if (CHIP_REV_IS_FPGA(p_dev)) {
3815 DP_NOTICE(p_hwfn, false,
3816 "FPGA: Limit number of PFs to 4 [would affect resource allocation, needed for IOV]\n");
3817 p_hwfn->num_funcs_on_engine = 4;
3821 DP_VERBOSE(p_hwfn, ECORE_MSG_PROBE,
3822 "PF [rel_id %d, abs_id %d] occupies index %d within the %d enabled functions on the engine\n",
3823 p_hwfn->rel_pf_id, p_hwfn->abs_pf_id,
3824 p_hwfn->enabled_func_idx, p_hwfn->num_funcs_on_engine);
3827 static void ecore_hw_info_port_num_bb(struct ecore_hwfn *p_hwfn,
3828 struct ecore_ptt *p_ptt)
3830 struct ecore_dev *p_dev = p_hwfn->p_dev;
3834 /* Read the port mode */
3835 if (CHIP_REV_IS_FPGA(p_dev))
3837 else if (CHIP_REV_IS_EMUL(p_dev) && ECORE_IS_CMT(p_dev))
3838 /* In CMT on emulation, assume 1 port */
3842 port_mode = ecore_rd(p_hwfn, p_ptt, CNIG_REG_NW_PORT_MODE_BB);
3844 if (port_mode < 3) {
3845 p_dev->num_ports_in_engine = 1;
3846 } else if (port_mode <= 5) {
3847 p_dev->num_ports_in_engine = 2;
3849 DP_NOTICE(p_hwfn, true, "PORT MODE: %d not supported\n",
3850 p_dev->num_ports_in_engine);
3852 /* Default num_ports_in_engine to something */
3853 p_dev->num_ports_in_engine = 1;
3857 static void ecore_hw_info_port_num_ah_e5(struct ecore_hwfn *p_hwfn,
3858 struct ecore_ptt *p_ptt)
3860 struct ecore_dev *p_dev = p_hwfn->p_dev;
3864 p_dev->num_ports_in_engine = 0;
3867 if (CHIP_REV_IS_EMUL(p_dev)) {
3868 port = ecore_rd(p_hwfn, p_ptt, MISCS_REG_ECO_RESERVED);
3869 switch ((port & 0xf000) >> 12) {
3871 p_dev->num_ports_in_engine = 1;
3874 p_dev->num_ports_in_engine = 2;
3877 p_dev->num_ports_in_engine = 4;
3880 DP_NOTICE(p_hwfn, false,
3881 "Unknown port mode in ECO_RESERVED %08x\n",
3886 for (i = 0; i < MAX_NUM_PORTS_K2; i++) {
3887 port = ecore_rd(p_hwfn, p_ptt,
3888 CNIG_REG_NIG_PORT0_CONF_K2_E5 +
3891 p_dev->num_ports_in_engine++;
3894 if (!p_dev->num_ports_in_engine) {
3895 DP_NOTICE(p_hwfn, true, "All NIG ports are inactive\n");
3897 /* Default num_ports_in_engine to something */
3898 p_dev->num_ports_in_engine = 1;
3902 static void ecore_hw_info_port_num(struct ecore_hwfn *p_hwfn,
3903 struct ecore_ptt *p_ptt)
3905 struct ecore_dev *p_dev = p_hwfn->p_dev;
3907 /* Determine the number of ports per engine */
3908 if (ECORE_IS_BB(p_dev))
3909 ecore_hw_info_port_num_bb(p_hwfn, p_ptt);
3911 ecore_hw_info_port_num_ah_e5(p_hwfn, p_ptt);
3913 /* Get the total number of ports of the device */
3914 if (ECORE_IS_CMT(p_dev)) {
3915 /* In CMT there is always only one port */
3916 p_dev->num_ports = 1;
3918 } else if (CHIP_REV_IS_EMUL(p_dev) || CHIP_REV_IS_TEDIBEAR(p_dev)) {
3919 p_dev->num_ports = p_dev->num_ports_in_engine *
3920 ecore_device_num_engines(p_dev);
3923 u32 addr, global_offsize, global_addr;
3925 addr = SECTION_OFFSIZE_ADDR(p_hwfn->mcp_info->public_base,
3927 global_offsize = ecore_rd(p_hwfn, p_ptt, addr);
3928 global_addr = SECTION_ADDR(global_offsize, 0);
3929 addr = global_addr + OFFSETOF(struct public_global, max_ports);
3930 p_dev->num_ports = (u8)ecore_rd(p_hwfn, p_ptt, addr);
3934 static void ecore_mcp_get_eee_caps(struct ecore_hwfn *p_hwfn,
3935 struct ecore_ptt *p_ptt)
3937 struct ecore_mcp_link_capabilities *p_caps;
3940 p_caps = &p_hwfn->mcp_info->link_capabilities;
3941 if (p_caps->default_eee == ECORE_MCP_EEE_UNSUPPORTED)
3944 p_caps->eee_speed_caps = 0;
3945 eee_status = ecore_rd(p_hwfn, p_ptt, p_hwfn->mcp_info->port_addr +
3946 OFFSETOF(struct public_port, eee_status));
3947 eee_status = (eee_status & EEE_SUPPORTED_SPEED_MASK) >>
3948 EEE_SUPPORTED_SPEED_OFFSET;
3949 if (eee_status & EEE_1G_SUPPORTED)
3950 p_caps->eee_speed_caps |= ECORE_EEE_1G_ADV;
3951 if (eee_status & EEE_10G_ADV)
3952 p_caps->eee_speed_caps |= ECORE_EEE_10G_ADV;
3955 static enum _ecore_status_t
3956 ecore_get_hw_info(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
3957 enum ecore_pci_personality personality,
3958 struct ecore_hw_prepare_params *p_params)
3960 bool drv_resc_alloc = p_params->drv_resc_alloc;
3961 enum _ecore_status_t rc;
3963 if (IS_ECORE_PACING(p_hwfn)) {
3964 DP_VERBOSE(p_hwfn->p_dev, ECORE_MSG_IOV,
3965 "Skipping IOV as packet pacing is requested\n");
3968 /* Since all information is common, only first hwfns should do this */
3969 if (IS_LEAD_HWFN(p_hwfn) && !IS_ECORE_PACING(p_hwfn)) {
3970 rc = ecore_iov_hw_info(p_hwfn);
3971 if (rc != ECORE_SUCCESS) {
3972 if (p_params->b_relaxed_probe)
3973 p_params->p_relaxed_res =
3974 ECORE_HW_PREPARE_BAD_IOV;
3980 if (IS_LEAD_HWFN(p_hwfn))
3981 ecore_hw_info_port_num(p_hwfn, p_ptt);
3983 ecore_mcp_get_capabilities(p_hwfn, p_ptt);
3986 if (CHIP_REV_IS_ASIC(p_hwfn->p_dev)) {
3988 rc = ecore_hw_get_nvm_info(p_hwfn, p_ptt, p_params);
3989 if (rc != ECORE_SUCCESS)
3995 rc = ecore_int_igu_read_cam(p_hwfn, p_ptt);
3996 if (rc != ECORE_SUCCESS) {
3997 if (p_params->b_relaxed_probe)
3998 p_params->p_relaxed_res = ECORE_HW_PREPARE_BAD_IGU;
4004 if (CHIP_REV_IS_ASIC(p_hwfn->p_dev) && ecore_mcp_is_init(p_hwfn)) {
4006 OSAL_MEMCPY(p_hwfn->hw_info.hw_mac_addr,
4007 p_hwfn->mcp_info->func_info.mac, ETH_ALEN);
4010 static u8 mcp_hw_mac[6] = { 0, 2, 3, 4, 5, 6 };
4012 OSAL_MEMCPY(p_hwfn->hw_info.hw_mac_addr, mcp_hw_mac, ETH_ALEN);
4013 p_hwfn->hw_info.hw_mac_addr[5] = p_hwfn->abs_pf_id;
4017 if (ecore_mcp_is_init(p_hwfn)) {
4018 if (p_hwfn->mcp_info->func_info.ovlan != ECORE_MCP_VLAN_UNSET)
4019 p_hwfn->hw_info.ovlan =
4020 p_hwfn->mcp_info->func_info.ovlan;
4022 ecore_mcp_cmd_port_init(p_hwfn, p_ptt);
4024 ecore_mcp_get_eee_caps(p_hwfn, p_ptt);
4026 ecore_mcp_read_ufp_config(p_hwfn, p_ptt);
4029 if (personality != ECORE_PCI_DEFAULT) {
4030 p_hwfn->hw_info.personality = personality;
4031 } else if (ecore_mcp_is_init(p_hwfn)) {
4032 enum ecore_pci_personality protocol;
4034 protocol = p_hwfn->mcp_info->func_info.protocol;
4035 p_hwfn->hw_info.personality = protocol;
4039 /* To overcome ILT lack for emulation, until at least until we'll have
4040 * a definite answer from system about it, allow only PF0 to be RoCE.
4042 if (CHIP_REV_IS_EMUL(p_hwfn->p_dev) && ECORE_IS_AH(p_hwfn->p_dev)) {
4043 if (!p_hwfn->rel_pf_id)
4044 p_hwfn->hw_info.personality = ECORE_PCI_ETH_ROCE;
4046 p_hwfn->hw_info.personality = ECORE_PCI_ETH;
4050 /* although in BB some constellations may support more than 4 tcs,
4051 * that can result in performance penalty in some cases. 4
4052 * represents a good tradeoff between performance and flexibility.
4054 if (IS_ECORE_PACING(p_hwfn))
4055 p_hwfn->hw_info.num_hw_tc = 1;
4057 p_hwfn->hw_info.num_hw_tc = NUM_PHYS_TCS_4PORT_K2;
4059 /* start out with a single active tc. This can be increased either
4060 * by dcbx negotiation or by upper layer driver
4062 p_hwfn->hw_info.num_active_tc = 1;
4064 ecore_get_num_funcs(p_hwfn, p_ptt);
4066 if (ecore_mcp_is_init(p_hwfn))
4067 p_hwfn->hw_info.mtu = p_hwfn->mcp_info->func_info.mtu;
4069 /* In case of forcing the driver's default resource allocation, calling
4070 * ecore_hw_get_resc() should come after initializing the personality
4071 * and after getting the number of functions, since the calculation of
4072 * the resources/features depends on them.
4073 * This order is not harmful if not forcing.
4075 rc = ecore_hw_get_resc(p_hwfn, p_ptt, drv_resc_alloc);
4076 if (rc != ECORE_SUCCESS && p_params->b_relaxed_probe) {
4078 p_params->p_relaxed_res = ECORE_HW_PREPARE_BAD_MCP;
4084 static enum _ecore_status_t ecore_get_dev_info(struct ecore_hwfn *p_hwfn,
4085 struct ecore_ptt *p_ptt)
4087 struct ecore_dev *p_dev = p_hwfn->p_dev;
4091 /* Read Vendor Id / Device Id */
4092 OSAL_PCI_READ_CONFIG_WORD(p_dev, PCICFG_VENDOR_ID_OFFSET,
4094 OSAL_PCI_READ_CONFIG_WORD(p_dev, PCICFG_DEVICE_ID_OFFSET,
4097 /* Determine type */
4098 device_id_mask = p_dev->device_id & ECORE_DEV_ID_MASK;
4099 switch (device_id_mask) {
4100 case ECORE_DEV_ID_MASK_BB:
4101 p_dev->type = ECORE_DEV_TYPE_BB;
4103 case ECORE_DEV_ID_MASK_AH:
4104 p_dev->type = ECORE_DEV_TYPE_AH;
4107 DP_NOTICE(p_hwfn, true, "Unknown device id 0x%x\n",
4109 return ECORE_ABORTED;
4112 tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_NUM);
4113 p_dev->chip_num = (u16)GET_FIELD(tmp, CHIP_NUM);
4114 tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_REV);
4115 p_dev->chip_rev = (u8)GET_FIELD(tmp, CHIP_REV);
4117 /* Learn number of HW-functions */
4118 tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CMT_ENABLED_FOR_PAIR);
4120 if (tmp & (1 << p_hwfn->rel_pf_id)) {
4121 DP_NOTICE(p_dev->hwfns, false, "device in CMT mode\n");
4122 p_dev->num_hwfns = 2;
4124 p_dev->num_hwfns = 1;
4128 if (CHIP_REV_IS_EMUL(p_dev)) {
4129 /* For some reason we have problems with this register
4130 * in B0 emulation; Simply assume no CMT
4132 DP_NOTICE(p_dev->hwfns, false,
4133 "device on emul - assume no CMT\n");
4134 p_dev->num_hwfns = 1;
4138 tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_TEST_REG);
4139 p_dev->chip_bond_id = (u8)GET_FIELD(tmp, CHIP_BOND_ID);
4140 tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_CHIP_METAL);
4141 p_dev->chip_metal = (u8)GET_FIELD(tmp, CHIP_METAL);
4143 DP_INFO(p_dev->hwfns,
4144 "Chip details - %s %c%d, Num: %04x Rev: %02x Bond id: %02x Metal: %02x\n",
4145 ECORE_IS_BB(p_dev) ? "BB" : "AH",
4146 'A' + p_dev->chip_rev, (int)p_dev->chip_metal,
4147 p_dev->chip_num, p_dev->chip_rev, p_dev->chip_bond_id,
4150 if (ECORE_IS_BB_A0(p_dev)) {
4151 DP_NOTICE(p_dev->hwfns, false,
4152 "The chip type/rev (BB A0) is not supported!\n");
4153 return ECORE_ABORTED;
4156 if (CHIP_REV_IS_EMUL(p_dev) && ECORE_IS_AH(p_dev))
4157 ecore_wr(p_hwfn, p_ptt, MISCS_REG_PLL_MAIN_CTRL_4, 0x1);
4159 if (CHIP_REV_IS_EMUL(p_dev)) {
4160 tmp = ecore_rd(p_hwfn, p_ptt, MISCS_REG_ECO_RESERVED);
4161 if (tmp & (1 << 29)) {
4162 DP_NOTICE(p_hwfn, false,
4163 "Emulation: Running on a FULL build\n");
4164 p_dev->b_is_emul_full = true;
4166 DP_NOTICE(p_hwfn, false,
4167 "Emulation: Running on a REDUCED build\n");
4172 return ECORE_SUCCESS;
4175 #ifndef LINUX_REMOVE
4176 void ecore_prepare_hibernate(struct ecore_dev *p_dev)
4183 for_each_hwfn(p_dev, j) {
4184 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[j];
4186 DP_VERBOSE(p_hwfn, ECORE_MSG_IFDOWN,
4187 "Mark hw/fw uninitialized\n");
4189 p_hwfn->hw_init_done = false;
4191 ecore_ptt_invalidate(p_hwfn);
4196 static enum _ecore_status_t
4197 ecore_hw_prepare_single(struct ecore_hwfn *p_hwfn,
4198 void OSAL_IOMEM * p_regview,
4199 void OSAL_IOMEM * p_doorbells,
4200 struct ecore_hw_prepare_params *p_params)
4202 struct ecore_mdump_retain_data mdump_retain;
4203 struct ecore_dev *p_dev = p_hwfn->p_dev;
4204 struct ecore_mdump_info mdump_info;
4205 enum _ecore_status_t rc = ECORE_SUCCESS;
4207 /* Split PCI bars evenly between hwfns */
4208 p_hwfn->regview = p_regview;
4209 p_hwfn->doorbells = p_doorbells;
4212 return ecore_vf_hw_prepare(p_hwfn);
4214 /* Validate that chip access is feasible */
4215 if (REG_RD(p_hwfn, PXP_PF_ME_OPAQUE_ADDR) == 0xffffffff) {
4217 "Reading the ME register returns all Fs; Preventing further chip access\n");
4218 if (p_params->b_relaxed_probe)
4219 p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_ME;
4223 get_function_id(p_hwfn);
4225 /* Allocate PTT pool */
4226 rc = ecore_ptt_pool_alloc(p_hwfn);
4228 DP_NOTICE(p_hwfn, false, "Failed to prepare hwfn's hw\n");
4229 if (p_params->b_relaxed_probe)
4230 p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_MEM;
4234 /* Allocate the main PTT */
4235 p_hwfn->p_main_ptt = ecore_get_reserved_ptt(p_hwfn, RESERVED_PTT_MAIN);
4237 /* First hwfn learns basic information, e.g., number of hwfns */
4238 if (!p_hwfn->my_id) {
4239 rc = ecore_get_dev_info(p_hwfn, p_hwfn->p_main_ptt);
4240 if (rc != ECORE_SUCCESS) {
4241 if (p_params->b_relaxed_probe)
4242 p_params->p_relaxed_res =
4243 ECORE_HW_PREPARE_FAILED_DEV;
4248 ecore_hw_hwfn_prepare(p_hwfn);
4250 /* Initialize MCP structure */
4251 rc = ecore_mcp_cmd_init(p_hwfn, p_hwfn->p_main_ptt);
4253 DP_NOTICE(p_hwfn, false, "Failed initializing mcp command\n");
4254 if (p_params->b_relaxed_probe)
4255 p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_MEM;
4259 /* Read the device configuration information from the HW and SHMEM */
4260 rc = ecore_get_hw_info(p_hwfn, p_hwfn->p_main_ptt,
4261 p_params->personality, p_params);
4263 DP_NOTICE(p_hwfn, false, "Failed to get HW information\n");
4267 /* Sending a mailbox to the MFW should be after ecore_get_hw_info() is
4268 * called, since among others it sets the ports number in an engine.
4270 if (p_params->initiate_pf_flr && IS_LEAD_HWFN(p_hwfn) &&
4271 !p_dev->recov_in_prog) {
4272 rc = ecore_mcp_initiate_pf_flr(p_hwfn, p_hwfn->p_main_ptt);
4273 if (rc != ECORE_SUCCESS)
4274 DP_NOTICE(p_hwfn, false, "Failed to initiate PF FLR\n");
4276 /* Workaround for MFW issue where PF FLR does not cleanup
4279 if (!(p_hwfn->mcp_info->capabilities &
4280 FW_MB_PARAM_FEATURE_SUPPORT_IGU_CLEANUP))
4281 ecore_pf_flr_igu_cleanup(p_hwfn);
4284 /* Check if mdump logs/data are present and update the epoch value */
4285 if (IS_LEAD_HWFN(p_hwfn)) {
4287 if (!CHIP_REV_IS_EMUL(p_dev)) {
4289 rc = ecore_mcp_mdump_get_info(p_hwfn, p_hwfn->p_main_ptt,
4291 if (rc == ECORE_SUCCESS && mdump_info.num_of_logs)
4292 DP_NOTICE(p_hwfn, false,
4293 "* * * IMPORTANT - HW ERROR register dump captured by device * * *\n");
4295 rc = ecore_mcp_mdump_get_retain(p_hwfn, p_hwfn->p_main_ptt,
4297 if (rc == ECORE_SUCCESS && mdump_retain.valid)
4298 DP_NOTICE(p_hwfn, false,
4299 "mdump retained data: epoch 0x%08x, pf 0x%x, status 0x%08x\n",
4300 mdump_retain.epoch, mdump_retain.pf,
4301 mdump_retain.status);
4303 ecore_mcp_mdump_set_values(p_hwfn, p_hwfn->p_main_ptt,
4310 /* Allocate the init RT array and initialize the init-ops engine */
4311 rc = ecore_init_alloc(p_hwfn);
4313 DP_NOTICE(p_hwfn, false, "Failed to allocate the init array\n");
4314 if (p_params->b_relaxed_probe)
4315 p_params->p_relaxed_res = ECORE_HW_PREPARE_FAILED_MEM;
4319 if (CHIP_REV_IS_FPGA(p_dev)) {
4320 DP_NOTICE(p_hwfn, false,
4321 "FPGA: workaround; Prevent DMAE parities\n");
4322 ecore_wr(p_hwfn, p_hwfn->p_main_ptt, PCIE_REG_PRTY_MASK_K2_E5,
4325 DP_NOTICE(p_hwfn, false,
4326 "FPGA: workaround: Set VF bar0 size\n");
4327 ecore_wr(p_hwfn, p_hwfn->p_main_ptt,
4328 PGLUE_B_REG_VF_BAR0_SIZE_K2_E5, 4);
4334 if (IS_LEAD_HWFN(p_hwfn))
4335 ecore_iov_free_hw_info(p_dev);
4336 ecore_mcp_free(p_hwfn);
4338 ecore_hw_hwfn_free(p_hwfn);
4343 enum _ecore_status_t ecore_hw_prepare(struct ecore_dev *p_dev,
4344 struct ecore_hw_prepare_params *p_params)
4346 struct ecore_hwfn *p_hwfn = ECORE_LEADING_HWFN(p_dev);
4347 enum _ecore_status_t rc;
4349 p_dev->chk_reg_fifo = p_params->chk_reg_fifo;
4350 p_dev->allow_mdump = p_params->allow_mdump;
4351 p_hwfn->b_en_pacing = p_params->b_en_pacing;
4352 p_dev->b_is_target = p_params->b_is_target;
4354 if (p_params->b_relaxed_probe)
4355 p_params->p_relaxed_res = ECORE_HW_PREPARE_SUCCESS;
4357 /* Store the precompiled init data ptrs */
4359 ecore_init_iro_array(p_dev);
4361 /* Initialize the first hwfn - will learn number of hwfns */
4362 rc = ecore_hw_prepare_single(p_hwfn,
4364 p_dev->doorbells, p_params);
4365 if (rc != ECORE_SUCCESS)
4368 p_params->personality = p_hwfn->hw_info.personality;
4370 /* initilalize 2nd hwfn if necessary */
4371 if (ECORE_IS_CMT(p_dev)) {
4372 void OSAL_IOMEM *p_regview, *p_doorbell;
4373 u8 OSAL_IOMEM *addr;
4375 /* adjust bar offset for second engine */
4376 addr = (u8 OSAL_IOMEM *)p_dev->regview +
4377 ecore_hw_bar_size(p_hwfn,
4380 p_regview = (void OSAL_IOMEM *)addr;
4382 addr = (u8 OSAL_IOMEM *)p_dev->doorbells +
4383 ecore_hw_bar_size(p_hwfn,
4386 p_doorbell = (void OSAL_IOMEM *)addr;
4388 p_dev->hwfns[1].b_en_pacing = p_params->b_en_pacing;
4389 /* prepare second hw function */
4390 rc = ecore_hw_prepare_single(&p_dev->hwfns[1], p_regview,
4391 p_doorbell, p_params);
4393 /* in case of error, need to free the previously
4394 * initiliazed hwfn 0.
4396 if (rc != ECORE_SUCCESS) {
4397 if (p_params->b_relaxed_probe)
4398 p_params->p_relaxed_res =
4399 ECORE_HW_PREPARE_FAILED_ENG2;
4402 ecore_init_free(p_hwfn);
4403 ecore_mcp_free(p_hwfn);
4404 ecore_hw_hwfn_free(p_hwfn);
4406 DP_NOTICE(p_dev, false, "What do we need to free when VF hwfn1 init fails\n");
4415 void ecore_hw_remove(struct ecore_dev *p_dev)
4417 struct ecore_hwfn *p_hwfn = ECORE_LEADING_HWFN(p_dev);
4421 ecore_mcp_ov_update_driver_state(p_hwfn, p_hwfn->p_main_ptt,
4422 ECORE_OV_DRIVER_STATE_NOT_LOADED);
4424 for_each_hwfn(p_dev, i) {
4425 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
4428 ecore_vf_pf_release(p_hwfn);
4432 ecore_init_free(p_hwfn);
4433 ecore_hw_hwfn_free(p_hwfn);
4434 ecore_mcp_free(p_hwfn);
4436 #ifdef CONFIG_ECORE_LOCK_ALLOC
4437 OSAL_SPIN_LOCK_DEALLOC(&p_hwfn->dmae_info.lock);
4441 ecore_iov_free_hw_info(p_dev);
4444 static void ecore_chain_free_next_ptr(struct ecore_dev *p_dev,
4445 struct ecore_chain *p_chain)
4447 void *p_virt = p_chain->p_virt_addr, *p_virt_next = OSAL_NULL;
4448 dma_addr_t p_phys = p_chain->p_phys_addr, p_phys_next = 0;
4449 struct ecore_chain_next *p_next;
4455 size = p_chain->elem_size * p_chain->usable_per_page;
4457 for (i = 0; i < p_chain->page_cnt; i++) {
4461 p_next = (struct ecore_chain_next *)((u8 *)p_virt + size);
4462 p_virt_next = p_next->next_virt;
4463 p_phys_next = HILO_DMA_REGPAIR(p_next->next_phys);
4465 OSAL_DMA_FREE_COHERENT(p_dev, p_virt, p_phys,
4466 ECORE_CHAIN_PAGE_SIZE);
4468 p_virt = p_virt_next;
4469 p_phys = p_phys_next;
4473 static void ecore_chain_free_single(struct ecore_dev *p_dev,
4474 struct ecore_chain *p_chain)
4476 if (!p_chain->p_virt_addr)
4479 OSAL_DMA_FREE_COHERENT(p_dev, p_chain->p_virt_addr,
4480 p_chain->p_phys_addr, ECORE_CHAIN_PAGE_SIZE);
4483 static void ecore_chain_free_pbl(struct ecore_dev *p_dev,
4484 struct ecore_chain *p_chain)
4486 void **pp_virt_addr_tbl = p_chain->pbl.pp_virt_addr_tbl;
4487 u8 *p_pbl_virt = (u8 *)p_chain->pbl_sp.p_virt_table;
4488 u32 page_cnt = p_chain->page_cnt, i, pbl_size;
4490 if (!pp_virt_addr_tbl)
4496 for (i = 0; i < page_cnt; i++) {
4497 if (!pp_virt_addr_tbl[i])
4500 OSAL_DMA_FREE_COHERENT(p_dev, pp_virt_addr_tbl[i],
4501 *(dma_addr_t *)p_pbl_virt,
4502 ECORE_CHAIN_PAGE_SIZE);
4504 p_pbl_virt += ECORE_CHAIN_PBL_ENTRY_SIZE;
4507 pbl_size = page_cnt * ECORE_CHAIN_PBL_ENTRY_SIZE;
4509 if (!p_chain->b_external_pbl)
4510 OSAL_DMA_FREE_COHERENT(p_dev, p_chain->pbl_sp.p_virt_table,
4511 p_chain->pbl_sp.p_phys_table, pbl_size);
4513 OSAL_VFREE(p_dev, p_chain->pbl.pp_virt_addr_tbl);
4516 void ecore_chain_free(struct ecore_dev *p_dev, struct ecore_chain *p_chain)
4518 switch (p_chain->mode) {
4519 case ECORE_CHAIN_MODE_NEXT_PTR:
4520 ecore_chain_free_next_ptr(p_dev, p_chain);
4522 case ECORE_CHAIN_MODE_SINGLE:
4523 ecore_chain_free_single(p_dev, p_chain);
4525 case ECORE_CHAIN_MODE_PBL:
4526 ecore_chain_free_pbl(p_dev, p_chain);
4531 static enum _ecore_status_t
4532 ecore_chain_alloc_sanity_check(struct ecore_dev *p_dev,
4533 enum ecore_chain_cnt_type cnt_type,
4534 osal_size_t elem_size, u32 page_cnt)
4536 u64 chain_size = ELEMS_PER_PAGE(elem_size) * page_cnt;
4538 /* The actual chain size can be larger than the maximal possible value
4539 * after rounding up the requested elements number to pages, and after
4540 * taking into acount the unusuable elements (next-ptr elements).
4541 * The size of a "u16" chain can be (U16_MAX + 1) since the chain
4542 * size/capacity fields are of a u32 type.
4544 if ((cnt_type == ECORE_CHAIN_CNT_TYPE_U16 &&
4545 chain_size > ((u32)ECORE_U16_MAX + 1)) ||
4546 (cnt_type == ECORE_CHAIN_CNT_TYPE_U32 &&
4547 chain_size > ECORE_U32_MAX)) {
4548 DP_NOTICE(p_dev, true,
4549 "The actual chain size (0x%lx) is larger than the maximal possible value\n",
4550 (unsigned long)chain_size);
4554 return ECORE_SUCCESS;
4557 static enum _ecore_status_t
4558 ecore_chain_alloc_next_ptr(struct ecore_dev *p_dev, struct ecore_chain *p_chain)
4560 void *p_virt = OSAL_NULL, *p_virt_prev = OSAL_NULL;
4561 dma_addr_t p_phys = 0;
4564 for (i = 0; i < p_chain->page_cnt; i++) {
4565 p_virt = OSAL_DMA_ALLOC_COHERENT(p_dev, &p_phys,
4566 ECORE_CHAIN_PAGE_SIZE);
4568 DP_NOTICE(p_dev, false,
4569 "Failed to allocate chain memory\n");
4574 ecore_chain_init_mem(p_chain, p_virt, p_phys);
4575 ecore_chain_reset(p_chain);
4577 ecore_chain_init_next_ptr_elem(p_chain, p_virt_prev,
4581 p_virt_prev = p_virt;
4583 /* Last page's next element should point to the beginning of the
4586 ecore_chain_init_next_ptr_elem(p_chain, p_virt_prev,
4587 p_chain->p_virt_addr,
4588 p_chain->p_phys_addr);
4590 return ECORE_SUCCESS;
4593 static enum _ecore_status_t
4594 ecore_chain_alloc_single(struct ecore_dev *p_dev, struct ecore_chain *p_chain)
4596 dma_addr_t p_phys = 0;
4597 void *p_virt = OSAL_NULL;
4599 p_virt = OSAL_DMA_ALLOC_COHERENT(p_dev, &p_phys, ECORE_CHAIN_PAGE_SIZE);
4601 DP_NOTICE(p_dev, false, "Failed to allocate chain memory\n");
4605 ecore_chain_init_mem(p_chain, p_virt, p_phys);
4606 ecore_chain_reset(p_chain);
4608 return ECORE_SUCCESS;
4611 static enum _ecore_status_t
4612 ecore_chain_alloc_pbl(struct ecore_dev *p_dev,
4613 struct ecore_chain *p_chain,
4614 struct ecore_chain_ext_pbl *ext_pbl)
4616 u32 page_cnt = p_chain->page_cnt, size, i;
4617 dma_addr_t p_phys = 0, p_pbl_phys = 0;
4618 void **pp_virt_addr_tbl = OSAL_NULL;
4619 u8 *p_pbl_virt = OSAL_NULL;
4620 void *p_virt = OSAL_NULL;
4622 size = page_cnt * sizeof(*pp_virt_addr_tbl);
4623 pp_virt_addr_tbl = (void **)OSAL_VZALLOC(p_dev, size);
4624 if (!pp_virt_addr_tbl) {
4625 DP_NOTICE(p_dev, false,
4626 "Failed to allocate memory for the chain virtual addresses table\n");
4630 /* The allocation of the PBL table is done with its full size, since it
4631 * is expected to be successive.
4632 * ecore_chain_init_pbl_mem() is called even in a case of an allocation
4633 * failure, since pp_virt_addr_tbl was previously allocated, and it
4634 * should be saved to allow its freeing during the error flow.
4636 size = page_cnt * ECORE_CHAIN_PBL_ENTRY_SIZE;
4638 if (ext_pbl == OSAL_NULL) {
4639 p_pbl_virt = OSAL_DMA_ALLOC_COHERENT(p_dev, &p_pbl_phys, size);
4641 p_pbl_virt = ext_pbl->p_pbl_virt;
4642 p_pbl_phys = ext_pbl->p_pbl_phys;
4643 p_chain->b_external_pbl = true;
4646 ecore_chain_init_pbl_mem(p_chain, p_pbl_virt, p_pbl_phys,
4649 DP_NOTICE(p_dev, false, "Failed to allocate chain pbl memory\n");
4653 for (i = 0; i < page_cnt; i++) {
4654 p_virt = OSAL_DMA_ALLOC_COHERENT(p_dev, &p_phys,
4655 ECORE_CHAIN_PAGE_SIZE);
4657 DP_NOTICE(p_dev, false,
4658 "Failed to allocate chain memory\n");
4663 ecore_chain_init_mem(p_chain, p_virt, p_phys);
4664 ecore_chain_reset(p_chain);
4667 /* Fill the PBL table with the physical address of the page */
4668 *(dma_addr_t *)p_pbl_virt = p_phys;
4669 /* Keep the virtual address of the page */
4670 p_chain->pbl.pp_virt_addr_tbl[i] = p_virt;
4672 p_pbl_virt += ECORE_CHAIN_PBL_ENTRY_SIZE;
4675 return ECORE_SUCCESS;
4678 enum _ecore_status_t ecore_chain_alloc(struct ecore_dev *p_dev,
4679 enum ecore_chain_use_mode intended_use,
4680 enum ecore_chain_mode mode,
4681 enum ecore_chain_cnt_type cnt_type,
4682 u32 num_elems, osal_size_t elem_size,
4683 struct ecore_chain *p_chain,
4684 struct ecore_chain_ext_pbl *ext_pbl)
4687 enum _ecore_status_t rc = ECORE_SUCCESS;
4689 if (mode == ECORE_CHAIN_MODE_SINGLE)
4692 page_cnt = ECORE_CHAIN_PAGE_CNT(num_elems, elem_size, mode);
4694 rc = ecore_chain_alloc_sanity_check(p_dev, cnt_type, elem_size,
4697 DP_NOTICE(p_dev, false,
4698 "Cannot allocate a chain with the given arguments:\n"
4699 "[use_mode %d, mode %d, cnt_type %d, num_elems %d, elem_size %zu]\n",
4700 intended_use, mode, cnt_type, num_elems, elem_size);
4704 ecore_chain_init_params(p_chain, page_cnt, (u8)elem_size, intended_use,
4705 mode, cnt_type, p_dev->dp_ctx);
4708 case ECORE_CHAIN_MODE_NEXT_PTR:
4709 rc = ecore_chain_alloc_next_ptr(p_dev, p_chain);
4711 case ECORE_CHAIN_MODE_SINGLE:
4712 rc = ecore_chain_alloc_single(p_dev, p_chain);
4714 case ECORE_CHAIN_MODE_PBL:
4715 rc = ecore_chain_alloc_pbl(p_dev, p_chain, ext_pbl);
4721 return ECORE_SUCCESS;
4724 ecore_chain_free(p_dev, p_chain);
4728 enum _ecore_status_t ecore_fw_l2_queue(struct ecore_hwfn *p_hwfn,
4729 u16 src_id, u16 *dst_id)
4731 if (src_id >= RESC_NUM(p_hwfn, ECORE_L2_QUEUE)) {
4734 min = (u16)RESC_START(p_hwfn, ECORE_L2_QUEUE);
4735 max = min + RESC_NUM(p_hwfn, ECORE_L2_QUEUE);
4736 DP_NOTICE(p_hwfn, true,
4737 "l2_queue id [%d] is not valid, available indices [%d - %d]\n",
4743 *dst_id = RESC_START(p_hwfn, ECORE_L2_QUEUE) + src_id;
4745 return ECORE_SUCCESS;
4748 enum _ecore_status_t ecore_fw_vport(struct ecore_hwfn *p_hwfn,
4749 u8 src_id, u8 *dst_id)
4751 if (src_id >= RESC_NUM(p_hwfn, ECORE_VPORT)) {
4754 min = (u8)RESC_START(p_hwfn, ECORE_VPORT);
4755 max = min + RESC_NUM(p_hwfn, ECORE_VPORT);
4756 DP_NOTICE(p_hwfn, true,
4757 "vport id [%d] is not valid, available indices [%d - %d]\n",
4763 *dst_id = RESC_START(p_hwfn, ECORE_VPORT) + src_id;
4765 return ECORE_SUCCESS;
4768 enum _ecore_status_t ecore_fw_rss_eng(struct ecore_hwfn *p_hwfn,
4769 u8 src_id, u8 *dst_id)
4771 if (src_id >= RESC_NUM(p_hwfn, ECORE_RSS_ENG)) {
4774 min = (u8)RESC_START(p_hwfn, ECORE_RSS_ENG);
4775 max = min + RESC_NUM(p_hwfn, ECORE_RSS_ENG);
4776 DP_NOTICE(p_hwfn, true,
4777 "rss_eng id [%d] is not valid, available indices [%d - %d]\n",
4783 *dst_id = RESC_START(p_hwfn, ECORE_RSS_ENG) + src_id;
4785 return ECORE_SUCCESS;
4788 static enum _ecore_status_t
4789 ecore_llh_add_mac_filter_bb_ah(struct ecore_hwfn *p_hwfn,
4790 struct ecore_ptt *p_ptt, u32 high, u32 low,
4796 /* Find a free entry and utilize it */
4797 for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
4798 en = ecore_rd(p_hwfn, p_ptt,
4799 NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 +
4803 ecore_wr(p_hwfn, p_ptt,
4804 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4805 2 * i * sizeof(u32), low);
4806 ecore_wr(p_hwfn, p_ptt,
4807 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4808 (2 * i + 1) * sizeof(u32), high);
4809 ecore_wr(p_hwfn, p_ptt,
4810 NIG_REG_LLH_FUNC_FILTER_MODE_BB_K2 +
4811 i * sizeof(u32), 0);
4812 ecore_wr(p_hwfn, p_ptt,
4813 NIG_REG_LLH_FUNC_FILTER_PROTOCOL_TYPE_BB_K2 +
4814 i * sizeof(u32), 0);
4815 ecore_wr(p_hwfn, p_ptt,
4816 NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 +
4817 i * sizeof(u32), 1);
4821 if (i >= NIG_REG_LLH_FUNC_FILTER_EN_SIZE)
4822 return ECORE_NORESOURCES;
4826 return ECORE_SUCCESS;
4829 enum _ecore_status_t ecore_llh_add_mac_filter(struct ecore_hwfn *p_hwfn,
4830 struct ecore_ptt *p_ptt, u8 *p_filter)
4832 u32 high, low, entry_num;
4833 enum _ecore_status_t rc = ECORE_SUCCESS;
4835 if (!OSAL_TEST_BIT(ECORE_MF_LLH_MAC_CLSS,
4836 &p_hwfn->p_dev->mf_bits))
4837 return ECORE_SUCCESS;
4839 high = p_filter[1] | (p_filter[0] << 8);
4840 low = p_filter[5] | (p_filter[4] << 8) |
4841 (p_filter[3] << 16) | (p_filter[2] << 24);
4843 if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
4844 rc = ecore_llh_add_mac_filter_bb_ah(p_hwfn, p_ptt, high, low,
4846 if (rc != ECORE_SUCCESS) {
4847 DP_NOTICE(p_hwfn, false,
4848 "Failed to find an empty LLH filter to utilize\n");
4852 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
4853 "MAC: %02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx is added at %d\n",
4854 p_filter[0], p_filter[1], p_filter[2], p_filter[3],
4855 p_filter[4], p_filter[5], entry_num);
4860 static enum _ecore_status_t
4861 ecore_llh_remove_mac_filter_bb_ah(struct ecore_hwfn *p_hwfn,
4862 struct ecore_ptt *p_ptt, u32 high, u32 low,
4867 /* Find the entry and clean it */
4868 for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
4869 if (ecore_rd(p_hwfn, p_ptt,
4870 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4871 2 * i * sizeof(u32)) != low)
4873 if (ecore_rd(p_hwfn, p_ptt,
4874 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4875 (2 * i + 1) * sizeof(u32)) != high)
4878 ecore_wr(p_hwfn, p_ptt,
4879 NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 + i * sizeof(u32), 0);
4880 ecore_wr(p_hwfn, p_ptt,
4881 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4882 2 * i * sizeof(u32), 0);
4883 ecore_wr(p_hwfn, p_ptt,
4884 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4885 (2 * i + 1) * sizeof(u32), 0);
4889 if (i >= NIG_REG_LLH_FUNC_FILTER_EN_SIZE)
4894 return ECORE_SUCCESS;
4897 void ecore_llh_remove_mac_filter(struct ecore_hwfn *p_hwfn,
4898 struct ecore_ptt *p_ptt, u8 *p_filter)
4900 u32 high, low, entry_num;
4901 enum _ecore_status_t rc = ECORE_SUCCESS;
4903 if (!OSAL_TEST_BIT(ECORE_MF_LLH_MAC_CLSS,
4904 &p_hwfn->p_dev->mf_bits))
4907 high = p_filter[1] | (p_filter[0] << 8);
4908 low = p_filter[5] | (p_filter[4] << 8) |
4909 (p_filter[3] << 16) | (p_filter[2] << 24);
4911 if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
4912 rc = ecore_llh_remove_mac_filter_bb_ah(p_hwfn, p_ptt, high,
4914 if (rc != ECORE_SUCCESS) {
4915 DP_NOTICE(p_hwfn, false,
4916 "Tried to remove a non-configured filter\n");
4921 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
4922 "MAC: %02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx was removed from %d\n",
4923 p_filter[0], p_filter[1], p_filter[2], p_filter[3],
4924 p_filter[4], p_filter[5], entry_num);
4927 static enum _ecore_status_t
4928 ecore_llh_add_protocol_filter_bb_ah(struct ecore_hwfn *p_hwfn,
4929 struct ecore_ptt *p_ptt,
4930 enum ecore_llh_port_filter_type_t type,
4931 u32 high, u32 low, u32 *p_entry_num)
4936 /* Find a free entry and utilize it */
4937 for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
4938 en = ecore_rd(p_hwfn, p_ptt,
4939 NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 +
4943 ecore_wr(p_hwfn, p_ptt,
4944 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4945 2 * i * sizeof(u32), low);
4946 ecore_wr(p_hwfn, p_ptt,
4947 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
4948 (2 * i + 1) * sizeof(u32), high);
4949 ecore_wr(p_hwfn, p_ptt,
4950 NIG_REG_LLH_FUNC_FILTER_MODE_BB_K2 +
4951 i * sizeof(u32), 1);
4952 ecore_wr(p_hwfn, p_ptt,
4953 NIG_REG_LLH_FUNC_FILTER_PROTOCOL_TYPE_BB_K2 +
4954 i * sizeof(u32), 1 << type);
4955 ecore_wr(p_hwfn, p_ptt,
4956 NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 + i * sizeof(u32), 1);
4960 if (i >= NIG_REG_LLH_FUNC_FILTER_EN_SIZE)
4961 return ECORE_NORESOURCES;
4965 return ECORE_SUCCESS;
4968 enum _ecore_status_t
4969 ecore_llh_add_protocol_filter(struct ecore_hwfn *p_hwfn,
4970 struct ecore_ptt *p_ptt,
4971 u16 source_port_or_eth_type,
4973 enum ecore_llh_port_filter_type_t type)
4975 u32 high, low, entry_num;
4976 enum _ecore_status_t rc = ECORE_SUCCESS;
4978 if (!OSAL_TEST_BIT(ECORE_MF_LLH_PROTO_CLSS,
4979 &p_hwfn->p_dev->mf_bits))
4986 case ECORE_LLH_FILTER_ETHERTYPE:
4987 high = source_port_or_eth_type;
4989 case ECORE_LLH_FILTER_TCP_SRC_PORT:
4990 case ECORE_LLH_FILTER_UDP_SRC_PORT:
4991 low = source_port_or_eth_type << 16;
4993 case ECORE_LLH_FILTER_TCP_DEST_PORT:
4994 case ECORE_LLH_FILTER_UDP_DEST_PORT:
4997 case ECORE_LLH_FILTER_TCP_SRC_AND_DEST_PORT:
4998 case ECORE_LLH_FILTER_UDP_SRC_AND_DEST_PORT:
4999 low = (source_port_or_eth_type << 16) | dest_port;
5002 DP_NOTICE(p_hwfn, true,
5003 "Non valid LLH protocol filter type %d\n", type);
5007 if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
5008 rc = ecore_llh_add_protocol_filter_bb_ah(p_hwfn, p_ptt, type,
5009 high, low, &entry_num);
5010 if (rc != ECORE_SUCCESS) {
5011 DP_NOTICE(p_hwfn, false,
5012 "Failed to find an empty LLH filter to utilize\n");
5016 case ECORE_LLH_FILTER_ETHERTYPE:
5017 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5018 "ETH type %x is added at %d\n",
5019 source_port_or_eth_type, entry_num);
5021 case ECORE_LLH_FILTER_TCP_SRC_PORT:
5022 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5023 "TCP src port %x is added at %d\n",
5024 source_port_or_eth_type, entry_num);
5026 case ECORE_LLH_FILTER_UDP_SRC_PORT:
5027 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5028 "UDP src port %x is added at %d\n",
5029 source_port_or_eth_type, entry_num);
5031 case ECORE_LLH_FILTER_TCP_DEST_PORT:
5032 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5033 "TCP dst port %x is added at %d\n", dest_port,
5036 case ECORE_LLH_FILTER_UDP_DEST_PORT:
5037 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5038 "UDP dst port %x is added at %d\n", dest_port,
5041 case ECORE_LLH_FILTER_TCP_SRC_AND_DEST_PORT:
5042 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5043 "TCP src/dst ports %x/%x are added at %d\n",
5044 source_port_or_eth_type, dest_port, entry_num);
5046 case ECORE_LLH_FILTER_UDP_SRC_AND_DEST_PORT:
5047 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5048 "UDP src/dst ports %x/%x are added at %d\n",
5049 source_port_or_eth_type, dest_port, entry_num);
5056 static enum _ecore_status_t
5057 ecore_llh_remove_protocol_filter_bb_ah(struct ecore_hwfn *p_hwfn,
5058 struct ecore_ptt *p_ptt,
5059 enum ecore_llh_port_filter_type_t type,
5060 u32 high, u32 low, u32 *p_entry_num)
5064 /* Find the entry and clean it */
5065 for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
5066 if (!ecore_rd(p_hwfn, p_ptt,
5067 NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 +
5070 if (!ecore_rd(p_hwfn, p_ptt,
5071 NIG_REG_LLH_FUNC_FILTER_MODE_BB_K2 +
5074 if (!(ecore_rd(p_hwfn, p_ptt,
5075 NIG_REG_LLH_FUNC_FILTER_PROTOCOL_TYPE_BB_K2 +
5076 i * sizeof(u32)) & (1 << type)))
5078 if (ecore_rd(p_hwfn, p_ptt,
5079 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5080 2 * i * sizeof(u32)) != low)
5082 if (ecore_rd(p_hwfn, p_ptt,
5083 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5084 (2 * i + 1) * sizeof(u32)) != high)
5087 ecore_wr(p_hwfn, p_ptt,
5088 NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 + i * sizeof(u32), 0);
5089 ecore_wr(p_hwfn, p_ptt,
5090 NIG_REG_LLH_FUNC_FILTER_MODE_BB_K2 +
5091 i * sizeof(u32), 0);
5092 ecore_wr(p_hwfn, p_ptt,
5093 NIG_REG_LLH_FUNC_FILTER_PROTOCOL_TYPE_BB_K2 +
5094 i * sizeof(u32), 0);
5095 ecore_wr(p_hwfn, p_ptt,
5096 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5097 2 * i * sizeof(u32), 0);
5098 ecore_wr(p_hwfn, p_ptt,
5099 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5100 (2 * i + 1) * sizeof(u32), 0);
5104 if (i >= NIG_REG_LLH_FUNC_FILTER_EN_SIZE)
5109 return ECORE_SUCCESS;
5113 ecore_llh_remove_protocol_filter(struct ecore_hwfn *p_hwfn,
5114 struct ecore_ptt *p_ptt,
5115 u16 source_port_or_eth_type,
5117 enum ecore_llh_port_filter_type_t type)
5119 u32 high, low, entry_num;
5120 enum _ecore_status_t rc = ECORE_SUCCESS;
5122 if (!OSAL_TEST_BIT(ECORE_MF_LLH_PROTO_CLSS,
5123 &p_hwfn->p_dev->mf_bits))
5130 case ECORE_LLH_FILTER_ETHERTYPE:
5131 high = source_port_or_eth_type;
5133 case ECORE_LLH_FILTER_TCP_SRC_PORT:
5134 case ECORE_LLH_FILTER_UDP_SRC_PORT:
5135 low = source_port_or_eth_type << 16;
5137 case ECORE_LLH_FILTER_TCP_DEST_PORT:
5138 case ECORE_LLH_FILTER_UDP_DEST_PORT:
5141 case ECORE_LLH_FILTER_TCP_SRC_AND_DEST_PORT:
5142 case ECORE_LLH_FILTER_UDP_SRC_AND_DEST_PORT:
5143 low = (source_port_or_eth_type << 16) | dest_port;
5146 DP_NOTICE(p_hwfn, true,
5147 "Non valid LLH protocol filter type %d\n", type);
5151 if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
5152 rc = ecore_llh_remove_protocol_filter_bb_ah(p_hwfn, p_ptt, type,
5155 if (rc != ECORE_SUCCESS) {
5156 DP_NOTICE(p_hwfn, false,
5157 "Tried to remove a non-configured filter [type %d, source_port_or_eth_type 0x%x, dest_port 0x%x]\n",
5158 type, source_port_or_eth_type, dest_port);
5162 DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
5163 "Protocol filter [type %d, source_port_or_eth_type 0x%x, dest_port 0x%x] was removed from %d\n",
5164 type, source_port_or_eth_type, dest_port, entry_num);
5167 static void ecore_llh_clear_all_filters_bb_ah(struct ecore_hwfn *p_hwfn,
5168 struct ecore_ptt *p_ptt)
5172 if (!(IS_MF_SI(p_hwfn) || IS_MF_DEFAULT(p_hwfn)))
5175 for (i = 0; i < NIG_REG_LLH_FUNC_FILTER_EN_SIZE; i++) {
5176 ecore_wr(p_hwfn, p_ptt,
5177 NIG_REG_LLH_FUNC_FILTER_EN_BB_K2 +
5178 i * sizeof(u32), 0);
5179 ecore_wr(p_hwfn, p_ptt,
5180 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5181 2 * i * sizeof(u32), 0);
5182 ecore_wr(p_hwfn, p_ptt,
5183 NIG_REG_LLH_FUNC_FILTER_VALUE_BB_K2 +
5184 (2 * i + 1) * sizeof(u32), 0);
5188 void ecore_llh_clear_all_filters(struct ecore_hwfn *p_hwfn,
5189 struct ecore_ptt *p_ptt)
5191 if (!OSAL_TEST_BIT(ECORE_MF_LLH_PROTO_CLSS,
5192 &p_hwfn->p_dev->mf_bits) &&
5193 !OSAL_TEST_BIT(ECORE_MF_LLH_MAC_CLSS,
5194 &p_hwfn->p_dev->mf_bits))
5197 if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev))
5198 ecore_llh_clear_all_filters_bb_ah(p_hwfn, p_ptt);
5201 enum _ecore_status_t
5202 ecore_llh_set_function_as_default(struct ecore_hwfn *p_hwfn,
5203 struct ecore_ptt *p_ptt)
5205 if (OSAL_TEST_BIT(ECORE_MF_NEED_DEF_PF, &p_hwfn->p_dev->mf_bits)) {
5206 ecore_wr(p_hwfn, p_ptt,
5207 NIG_REG_LLH_TAGMAC_DEF_PF_VECTOR,
5208 1 << p_hwfn->abs_pf_id / 2);
5209 ecore_wr(p_hwfn, p_ptt, PRS_REG_MSG_INFO, 0);
5210 return ECORE_SUCCESS;
5213 DP_NOTICE(p_hwfn, false,
5214 "This function can't be set as default\n");
5218 static enum _ecore_status_t ecore_set_coalesce(struct ecore_hwfn *p_hwfn,
5219 struct ecore_ptt *p_ptt,
5220 u32 hw_addr, void *p_eth_qzone,
5221 osal_size_t eth_qzone_size,
5224 struct coalescing_timeset *p_coal_timeset;
5226 if (p_hwfn->p_dev->int_coalescing_mode != ECORE_COAL_MODE_ENABLE) {
5227 DP_NOTICE(p_hwfn, true,
5228 "Coalescing configuration not enabled\n");
5232 p_coal_timeset = p_eth_qzone;
5233 OSAL_MEMSET(p_eth_qzone, 0, eth_qzone_size);
5234 SET_FIELD(p_coal_timeset->value, COALESCING_TIMESET_TIMESET, timeset);
5235 SET_FIELD(p_coal_timeset->value, COALESCING_TIMESET_VALID, 1);
5236 ecore_memcpy_to(p_hwfn, p_ptt, hw_addr, p_eth_qzone, eth_qzone_size);
5238 return ECORE_SUCCESS;
5241 enum _ecore_status_t ecore_set_queue_coalesce(struct ecore_hwfn *p_hwfn,
5242 u16 rx_coal, u16 tx_coal,
5245 struct ecore_queue_cid *p_cid = (struct ecore_queue_cid *)p_handle;
5246 enum _ecore_status_t rc = ECORE_SUCCESS;
5247 struct ecore_ptt *p_ptt;
5249 /* TODO - Configuring a single queue's coalescing but
5250 * claiming all queues are abiding same configuration
5251 * for PF and VF both.
5254 if (IS_VF(p_hwfn->p_dev))
5255 return ecore_vf_pf_set_coalesce(p_hwfn, rx_coal,
5258 p_ptt = ecore_ptt_acquire(p_hwfn);
5263 rc = ecore_set_rxq_coalesce(p_hwfn, p_ptt, rx_coal, p_cid);
5266 p_hwfn->p_dev->rx_coalesce_usecs = rx_coal;
5270 rc = ecore_set_txq_coalesce(p_hwfn, p_ptt, tx_coal, p_cid);
5273 p_hwfn->p_dev->tx_coalesce_usecs = tx_coal;
5276 ecore_ptt_release(p_hwfn, p_ptt);
5281 enum _ecore_status_t ecore_set_rxq_coalesce(struct ecore_hwfn *p_hwfn,
5282 struct ecore_ptt *p_ptt,
5284 struct ecore_queue_cid *p_cid)
5286 struct ustorm_eth_queue_zone eth_qzone;
5287 u8 timeset, timer_res;
5289 enum _ecore_status_t rc;
5291 /* Coalesce = (timeset << timer-resolution), timeset is 7bit wide */
5292 if (coalesce <= 0x7F) {
5294 } else if (coalesce <= 0xFF) {
5296 } else if (coalesce <= 0x1FF) {
5299 DP_ERR(p_hwfn, "Invalid coalesce value - %d\n", coalesce);
5302 timeset = (u8)(coalesce >> timer_res);
5304 rc = ecore_int_set_timer_res(p_hwfn, p_ptt, timer_res,
5305 p_cid->sb_igu_id, false);
5306 if (rc != ECORE_SUCCESS)
5309 address = BAR0_MAP_REG_USDM_RAM +
5310 USTORM_ETH_QUEUE_ZONE_OFFSET(p_cid->abs.queue_id);
5312 rc = ecore_set_coalesce(p_hwfn, p_ptt, address, ð_qzone,
5313 sizeof(struct ustorm_eth_queue_zone), timeset);
5314 if (rc != ECORE_SUCCESS)
5321 enum _ecore_status_t ecore_set_txq_coalesce(struct ecore_hwfn *p_hwfn,
5322 struct ecore_ptt *p_ptt,
5324 struct ecore_queue_cid *p_cid)
5326 struct xstorm_eth_queue_zone eth_qzone;
5327 u8 timeset, timer_res;
5329 enum _ecore_status_t rc;
5331 /* Coalesce = (timeset << timer-resolution), timeset is 7bit wide */
5332 if (coalesce <= 0x7F) {
5334 } else if (coalesce <= 0xFF) {
5336 } else if (coalesce <= 0x1FF) {
5339 DP_ERR(p_hwfn, "Invalid coalesce value - %d\n", coalesce);
5343 timeset = (u8)(coalesce >> timer_res);
5345 rc = ecore_int_set_timer_res(p_hwfn, p_ptt, timer_res,
5346 p_cid->sb_igu_id, true);
5347 if (rc != ECORE_SUCCESS)
5350 address = BAR0_MAP_REG_XSDM_RAM +
5351 XSTORM_ETH_QUEUE_ZONE_OFFSET(p_cid->abs.queue_id);
5353 rc = ecore_set_coalesce(p_hwfn, p_ptt, address, ð_qzone,
5354 sizeof(struct xstorm_eth_queue_zone), timeset);
5359 /* Calculate final WFQ values for all vports and configure it.
5360 * After this configuration each vport must have
5361 * approx min rate = vport_wfq * min_pf_rate / ECORE_WFQ_UNIT
5363 static void ecore_configure_wfq_for_all_vports(struct ecore_hwfn *p_hwfn,
5364 struct ecore_ptt *p_ptt,
5367 struct init_qm_vport_params *vport_params;
5370 vport_params = p_hwfn->qm_info.qm_vport_params;
5372 for (i = 0; i < p_hwfn->qm_info.num_vports; i++) {
5373 u32 wfq_speed = p_hwfn->qm_info.wfq_data[i].min_speed;
5375 vport_params[i].vport_wfq = (wfq_speed * ECORE_WFQ_UNIT) /
5377 ecore_init_vport_wfq(p_hwfn, p_ptt,
5378 vport_params[i].first_tx_pq_id,
5379 vport_params[i].vport_wfq);
5383 static void ecore_init_wfq_default_param(struct ecore_hwfn *p_hwfn)
5387 for (i = 0; i < p_hwfn->qm_info.num_vports; i++)
5388 p_hwfn->qm_info.qm_vport_params[i].vport_wfq = 1;
5391 static void ecore_disable_wfq_for_all_vports(struct ecore_hwfn *p_hwfn,
5392 struct ecore_ptt *p_ptt)
5394 struct init_qm_vport_params *vport_params;
5397 vport_params = p_hwfn->qm_info.qm_vport_params;
5399 for (i = 0; i < p_hwfn->qm_info.num_vports; i++) {
5400 ecore_init_wfq_default_param(p_hwfn);
5401 ecore_init_vport_wfq(p_hwfn, p_ptt,
5402 vport_params[i].first_tx_pq_id,
5403 vport_params[i].vport_wfq);
5407 /* This function performs several validations for WFQ
5408 * configuration and required min rate for a given vport
5409 * 1. req_rate must be greater than one percent of min_pf_rate.
5410 * 2. req_rate should not cause other vports [not configured for WFQ explicitly]
5411 * rates to get less than one percent of min_pf_rate.
5412 * 3. total_req_min_rate [all vports min rate sum] shouldn't exceed min_pf_rate.
5414 static enum _ecore_status_t ecore_init_wfq_param(struct ecore_hwfn *p_hwfn,
5415 u16 vport_id, u32 req_rate,
5418 u32 total_req_min_rate = 0, total_left_rate = 0, left_rate_per_vp = 0;
5419 int non_requested_count = 0, req_count = 0, i, num_vports;
5421 num_vports = p_hwfn->qm_info.num_vports;
5423 /* Accounting for the vports which are configured for WFQ explicitly */
5425 for (i = 0; i < num_vports; i++) {
5428 if ((i != vport_id) && p_hwfn->qm_info.wfq_data[i].configured) {
5430 tmp_speed = p_hwfn->qm_info.wfq_data[i].min_speed;
5431 total_req_min_rate += tmp_speed;
5435 /* Include current vport data as well */
5437 total_req_min_rate += req_rate;
5438 non_requested_count = num_vports - req_count;
5440 /* validate possible error cases */
5441 if (req_rate < min_pf_rate / ECORE_WFQ_UNIT) {
5442 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5443 "Vport [%d] - Requested rate[%d Mbps] is less than one percent of configured PF min rate[%d Mbps]\n",
5444 vport_id, req_rate, min_pf_rate);
5448 /* TBD - for number of vports greater than 100 */
5449 if (num_vports > ECORE_WFQ_UNIT) {
5450 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5451 "Number of vports is greater than %d\n",
5456 if (total_req_min_rate > min_pf_rate) {
5457 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5458 "Total requested min rate for all vports[%d Mbps] is greater than configured PF min rate[%d Mbps]\n",
5459 total_req_min_rate, min_pf_rate);
5463 /* Data left for non requested vports */
5464 total_left_rate = min_pf_rate - total_req_min_rate;
5465 left_rate_per_vp = total_left_rate / non_requested_count;
5467 /* validate if non requested get < 1% of min bw */
5468 if (left_rate_per_vp < min_pf_rate / ECORE_WFQ_UNIT) {
5469 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5470 "Non WFQ configured vports rate [%d Mbps] is less than one percent of configured PF min rate[%d Mbps]\n",
5471 left_rate_per_vp, min_pf_rate);
5475 /* now req_rate for given vport passes all scenarios.
5476 * assign final wfq rates to all vports.
5478 p_hwfn->qm_info.wfq_data[vport_id].min_speed = req_rate;
5479 p_hwfn->qm_info.wfq_data[vport_id].configured = true;
5481 for (i = 0; i < num_vports; i++) {
5482 if (p_hwfn->qm_info.wfq_data[i].configured)
5485 p_hwfn->qm_info.wfq_data[i].min_speed = left_rate_per_vp;
5488 return ECORE_SUCCESS;
5491 static int __ecore_configure_vport_wfq(struct ecore_hwfn *p_hwfn,
5492 struct ecore_ptt *p_ptt,
5493 u16 vp_id, u32 rate)
5495 struct ecore_mcp_link_state *p_link;
5496 int rc = ECORE_SUCCESS;
5498 p_link = &p_hwfn->p_dev->hwfns[0].mcp_info->link_output;
5500 if (!p_link->min_pf_rate) {
5501 p_hwfn->qm_info.wfq_data[vp_id].min_speed = rate;
5502 p_hwfn->qm_info.wfq_data[vp_id].configured = true;
5506 rc = ecore_init_wfq_param(p_hwfn, vp_id, rate, p_link->min_pf_rate);
5508 if (rc == ECORE_SUCCESS)
5509 ecore_configure_wfq_for_all_vports(p_hwfn, p_ptt,
5510 p_link->min_pf_rate);
5512 DP_NOTICE(p_hwfn, false,
5513 "Validation failed while configuring min rate\n");
5518 static int __ecore_configure_vp_wfq_on_link_change(struct ecore_hwfn *p_hwfn,
5519 struct ecore_ptt *p_ptt,
5522 bool use_wfq = false;
5523 int rc = ECORE_SUCCESS;
5526 /* Validate all pre configured vports for wfq */
5527 for (i = 0; i < p_hwfn->qm_info.num_vports; i++) {
5530 if (!p_hwfn->qm_info.wfq_data[i].configured)
5533 rate = p_hwfn->qm_info.wfq_data[i].min_speed;
5536 rc = ecore_init_wfq_param(p_hwfn, i, rate, min_pf_rate);
5537 if (rc != ECORE_SUCCESS) {
5538 DP_NOTICE(p_hwfn, false,
5539 "WFQ validation failed while configuring min rate\n");
5544 if (rc == ECORE_SUCCESS && use_wfq)
5545 ecore_configure_wfq_for_all_vports(p_hwfn, p_ptt, min_pf_rate);
5547 ecore_disable_wfq_for_all_vports(p_hwfn, p_ptt);
5552 /* Main API for ecore clients to configure vport min rate.
5553 * vp_id - vport id in PF Range[0 - (total_num_vports_per_pf - 1)]
5554 * rate - Speed in Mbps needs to be assigned to a given vport.
5556 int ecore_configure_vport_wfq(struct ecore_dev *p_dev, u16 vp_id, u32 rate)
5558 int i, rc = ECORE_INVAL;
5560 /* TBD - for multiple hardware functions - that is 100 gig */
5561 if (ECORE_IS_CMT(p_dev)) {
5562 DP_NOTICE(p_dev, false,
5563 "WFQ configuration is not supported for this device\n");
5567 for_each_hwfn(p_dev, i) {
5568 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
5569 struct ecore_ptt *p_ptt;
5571 p_ptt = ecore_ptt_acquire(p_hwfn);
5573 return ECORE_TIMEOUT;
5575 rc = __ecore_configure_vport_wfq(p_hwfn, p_ptt, vp_id, rate);
5577 if (rc != ECORE_SUCCESS) {
5578 ecore_ptt_release(p_hwfn, p_ptt);
5582 ecore_ptt_release(p_hwfn, p_ptt);
5588 /* API to configure WFQ from mcp link change */
5589 void ecore_configure_vp_wfq_on_link_change(struct ecore_dev *p_dev,
5590 struct ecore_ptt *p_ptt,
5595 /* TBD - for multiple hardware functions - that is 100 gig */
5596 if (ECORE_IS_CMT(p_dev)) {
5597 DP_VERBOSE(p_dev, ECORE_MSG_LINK,
5598 "WFQ configuration is not supported for this device\n");
5602 for_each_hwfn(p_dev, i) {
5603 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
5605 __ecore_configure_vp_wfq_on_link_change(p_hwfn, p_ptt,
5610 int __ecore_configure_pf_max_bandwidth(struct ecore_hwfn *p_hwfn,
5611 struct ecore_ptt *p_ptt,
5612 struct ecore_mcp_link_state *p_link,
5615 int rc = ECORE_SUCCESS;
5617 p_hwfn->mcp_info->func_info.bandwidth_max = max_bw;
5619 if (!p_link->line_speed && (max_bw != 100))
5622 p_link->speed = (p_link->line_speed * max_bw) / 100;
5623 p_hwfn->qm_info.pf_rl = p_link->speed;
5625 /* Since the limiter also affects Tx-switched traffic, we don't want it
5626 * to limit such traffic in case there's no actual limit.
5627 * In that case, set limit to imaginary high boundary.
5630 p_hwfn->qm_info.pf_rl = 100000;
5632 rc = ecore_init_pf_rl(p_hwfn, p_ptt, p_hwfn->rel_pf_id,
5633 p_hwfn->qm_info.pf_rl);
5635 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5636 "Configured MAX bandwidth to be %08x Mb/sec\n",
5642 /* Main API to configure PF max bandwidth where bw range is [1 - 100] */
5643 int ecore_configure_pf_max_bandwidth(struct ecore_dev *p_dev, u8 max_bw)
5645 int i, rc = ECORE_INVAL;
5647 if (max_bw < 1 || max_bw > 100) {
5648 DP_NOTICE(p_dev, false, "PF max bw valid range is [1-100]\n");
5652 for_each_hwfn(p_dev, i) {
5653 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
5654 struct ecore_hwfn *p_lead = ECORE_LEADING_HWFN(p_dev);
5655 struct ecore_mcp_link_state *p_link;
5656 struct ecore_ptt *p_ptt;
5658 p_link = &p_lead->mcp_info->link_output;
5660 p_ptt = ecore_ptt_acquire(p_hwfn);
5662 return ECORE_TIMEOUT;
5664 rc = __ecore_configure_pf_max_bandwidth(p_hwfn, p_ptt,
5667 ecore_ptt_release(p_hwfn, p_ptt);
5669 if (rc != ECORE_SUCCESS)
5676 int __ecore_configure_pf_min_bandwidth(struct ecore_hwfn *p_hwfn,
5677 struct ecore_ptt *p_ptt,
5678 struct ecore_mcp_link_state *p_link,
5681 int rc = ECORE_SUCCESS;
5683 p_hwfn->mcp_info->func_info.bandwidth_min = min_bw;
5684 p_hwfn->qm_info.pf_wfq = min_bw;
5686 if (!p_link->line_speed)
5689 p_link->min_pf_rate = (p_link->line_speed * min_bw) / 100;
5691 rc = ecore_init_pf_wfq(p_hwfn, p_ptt, p_hwfn->rel_pf_id, min_bw);
5693 DP_VERBOSE(p_hwfn, ECORE_MSG_LINK,
5694 "Configured MIN bandwidth to be %d Mb/sec\n",
5695 p_link->min_pf_rate);
5700 /* Main API to configure PF min bandwidth where bw range is [1-100] */
5701 int ecore_configure_pf_min_bandwidth(struct ecore_dev *p_dev, u8 min_bw)
5703 int i, rc = ECORE_INVAL;
5705 if (min_bw < 1 || min_bw > 100) {
5706 DP_NOTICE(p_dev, false, "PF min bw valid range is [1-100]\n");
5710 for_each_hwfn(p_dev, i) {
5711 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
5712 struct ecore_hwfn *p_lead = ECORE_LEADING_HWFN(p_dev);
5713 struct ecore_mcp_link_state *p_link;
5714 struct ecore_ptt *p_ptt;
5716 p_link = &p_lead->mcp_info->link_output;
5718 p_ptt = ecore_ptt_acquire(p_hwfn);
5720 return ECORE_TIMEOUT;
5722 rc = __ecore_configure_pf_min_bandwidth(p_hwfn, p_ptt,
5724 if (rc != ECORE_SUCCESS) {
5725 ecore_ptt_release(p_hwfn, p_ptt);
5729 if (p_link->min_pf_rate) {
5730 u32 min_rate = p_link->min_pf_rate;
5732 rc = __ecore_configure_vp_wfq_on_link_change(p_hwfn,
5737 ecore_ptt_release(p_hwfn, p_ptt);
5743 void ecore_clean_wfq_db(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
5745 struct ecore_mcp_link_state *p_link;
5747 p_link = &p_hwfn->mcp_info->link_output;
5749 if (p_link->min_pf_rate)
5750 ecore_disable_wfq_for_all_vports(p_hwfn, p_ptt);
5752 OSAL_MEMSET(p_hwfn->qm_info.wfq_data, 0,
5753 sizeof(*p_hwfn->qm_info.wfq_data) *
5754 p_hwfn->qm_info.num_vports);
5757 int ecore_device_num_engines(struct ecore_dev *p_dev)
5759 return ECORE_IS_BB(p_dev) ? 2 : 1;
5762 int ecore_device_num_ports(struct ecore_dev *p_dev)
5764 return p_dev->num_ports;
5767 void ecore_set_fw_mac_addr(__le16 *fw_msb,
5772 ((u8 *)fw_msb)[0] = mac[1];
5773 ((u8 *)fw_msb)[1] = mac[0];
5774 ((u8 *)fw_mid)[0] = mac[3];
5775 ((u8 *)fw_mid)[1] = mac[2];
5776 ((u8 *)fw_lsb)[0] = mac[5];
5777 ((u8 *)fw_lsb)[1] = mac[4];