net/qede/base: add new macro for CMT mode
[dpdk.git] / drivers / net / qede / qede_main.c
1 /*
2  * Copyright (c) 2016 QLogic Corporation.
3  * All rights reserved.
4  * www.qlogic.com
5  *
6  * See LICENSE.qede_pmd for copyright and licensing details.
7  */
8
9 #include <limits.h>
10 #include <time.h>
11 #include <rte_alarm.h>
12
13 #include "qede_ethdev.h"
14
15 /* Alarm timeout. */
16 #define QEDE_ALARM_TIMEOUT_US 100000
17
18 /* Global variable to hold absolute path of fw file */
19 char fw_file[PATH_MAX];
20
21 const char *QEDE_DEFAULT_FIRMWARE =
22         "/lib/firmware/qed/qed_init_values-8.20.0.0.bin";
23
24 static void
25 qed_update_pf_params(struct ecore_dev *edev, struct ecore_pf_params *params)
26 {
27         int i;
28
29         for (i = 0; i < edev->num_hwfns; i++) {
30                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
31                 p_hwfn->pf_params = *params;
32         }
33 }
34
35 static void qed_init_pci(struct ecore_dev *edev, struct rte_pci_device *pci_dev)
36 {
37         edev->regview = pci_dev->mem_resource[0].addr;
38         edev->doorbells = pci_dev->mem_resource[2].addr;
39         edev->db_size = pci_dev->mem_resource[2].len;
40 }
41
42 static int
43 qed_probe(struct ecore_dev *edev, struct rte_pci_device *pci_dev,
44           uint32_t dp_module, uint8_t dp_level, bool is_vf)
45 {
46         struct ecore_hw_prepare_params hw_prepare_params;
47         int rc;
48
49         ecore_init_struct(edev);
50         edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
51         /* Protocol type is always fixed to PROTOCOL_ETH */
52
53         if (is_vf)
54                 edev->b_is_vf = true;
55
56         ecore_init_dp(edev, dp_module, dp_level, NULL);
57         qed_init_pci(edev, pci_dev);
58
59         memset(&hw_prepare_params, 0, sizeof(hw_prepare_params));
60         hw_prepare_params.personality = ECORE_PCI_ETH;
61         hw_prepare_params.drv_resc_alloc = false;
62         hw_prepare_params.chk_reg_fifo = false;
63         hw_prepare_params.initiate_pf_flr = true;
64         hw_prepare_params.allow_mdump = false;
65         hw_prepare_params.epoch = (u32)time(NULL);
66         rc = ecore_hw_prepare(edev, &hw_prepare_params);
67         if (rc) {
68                 DP_ERR(edev, "hw prepare failed\n");
69                 return rc;
70         }
71
72         return rc;
73 }
74
75 static int qed_nic_setup(struct ecore_dev *edev)
76 {
77         int rc;
78
79         rc = ecore_resc_alloc(edev);
80         if (rc)
81                 return rc;
82
83         DP_INFO(edev, "Allocated qed resources\n");
84         ecore_resc_setup(edev);
85
86         return rc;
87 }
88
89 #ifdef CONFIG_ECORE_ZIPPED_FW
90 static int qed_alloc_stream_mem(struct ecore_dev *edev)
91 {
92         int i;
93
94         for_each_hwfn(edev, i) {
95                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
96
97                 p_hwfn->stream = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
98                                              sizeof(*p_hwfn->stream));
99                 if (!p_hwfn->stream)
100                         return -ENOMEM;
101         }
102
103         return 0;
104 }
105
106 static void qed_free_stream_mem(struct ecore_dev *edev)
107 {
108         int i;
109
110         for_each_hwfn(edev, i) {
111                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
112
113                 if (!p_hwfn->stream)
114                         return;
115
116                 OSAL_FREE(p_hwfn->p_dev, p_hwfn->stream);
117         }
118 }
119 #endif
120
121 #ifdef CONFIG_ECORE_BINARY_FW
122 static int qed_load_firmware_data(struct ecore_dev *edev)
123 {
124         int fd;
125         struct stat st;
126         const char *fw = RTE_LIBRTE_QEDE_FW;
127
128         if (strcmp(fw, "") == 0)
129                 strcpy(fw_file, QEDE_DEFAULT_FIRMWARE);
130         else
131                 strcpy(fw_file, fw);
132
133         fd = open(fw_file, O_RDONLY);
134         if (fd < 0) {
135                 DP_ERR(edev, "Can't open firmware file\n");
136                 return -ENOENT;
137         }
138
139         if (fstat(fd, &st) < 0) {
140                 DP_ERR(edev, "Can't stat firmware file\n");
141                 close(fd);
142                 return -1;
143         }
144
145         edev->firmware = rte_zmalloc("qede_fw", st.st_size,
146                                     RTE_CACHE_LINE_SIZE);
147         if (!edev->firmware) {
148                 DP_ERR(edev, "Can't allocate memory for firmware\n");
149                 close(fd);
150                 return -ENOMEM;
151         }
152
153         if (read(fd, edev->firmware, st.st_size) != st.st_size) {
154                 DP_ERR(edev, "Can't read firmware data\n");
155                 close(fd);
156                 return -1;
157         }
158
159         edev->fw_len = st.st_size;
160         if (edev->fw_len < 104) {
161                 DP_ERR(edev, "Invalid fw size: %" PRIu64 "\n",
162                           edev->fw_len);
163                 close(fd);
164                 return -EINVAL;
165         }
166
167         close(fd);
168         return 0;
169 }
170 #endif
171
172 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
173 {
174         uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
175
176         is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
177                                                       &is_mac_forced);
178         if (is_mac_exist && is_mac_forced)
179                 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
180
181         /* Always update link configuration according to bulletin */
182         qed_link_update(hwfn, NULL);
183 }
184
185 static void qede_vf_task(void *arg)
186 {
187         struct ecore_hwfn *p_hwfn = arg;
188         uint8_t change = 0;
189
190         /* Read the bulletin board, and re-schedule the task */
191         ecore_vf_read_bulletin(p_hwfn, &change);
192         if (change)
193                 qed_handle_bulletin_change(p_hwfn);
194
195         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
196 }
197
198 static void qed_start_iov_task(struct ecore_dev *edev)
199 {
200         struct ecore_hwfn *p_hwfn;
201         int i;
202
203         for_each_hwfn(edev, i) {
204                 p_hwfn = &edev->hwfns[i];
205                 if (!IS_PF(edev))
206                         rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
207                                           p_hwfn);
208         }
209 }
210
211 static void qed_stop_iov_task(struct ecore_dev *edev)
212 {
213         struct ecore_hwfn *p_hwfn;
214         int i;
215
216         for_each_hwfn(edev, i) {
217                 p_hwfn = &edev->hwfns[i];
218                 if (!IS_PF(edev))
219                         rte_eal_alarm_cancel(qede_vf_task, p_hwfn);
220         }
221 }
222 static int qed_slowpath_start(struct ecore_dev *edev,
223                               struct qed_slowpath_params *params)
224 {
225         struct ecore_drv_load_params drv_load_params;
226         struct ecore_hw_init_params hw_init_params;
227         struct ecore_mcp_drv_version drv_version;
228         const uint8_t *data = NULL;
229         struct ecore_hwfn *hwfn;
230         struct ecore_ptt *p_ptt;
231         int rc;
232
233         if (IS_PF(edev)) {
234 #ifdef CONFIG_ECORE_BINARY_FW
235                 rc = qed_load_firmware_data(edev);
236                 if (rc) {
237                         DP_ERR(edev, "Failed to find fw file %s\n", fw_file);
238                         goto err;
239                 }
240 #endif
241                 hwfn = ECORE_LEADING_HWFN(edev);
242                 if (edev->num_hwfns == 1) { /* skip aRFS for 100G device */
243                         p_ptt = ecore_ptt_acquire(hwfn);
244                         if (p_ptt) {
245                                 ECORE_LEADING_HWFN(edev)->p_arfs_ptt = p_ptt;
246                         } else {
247                                 DP_ERR(edev, "Failed to acquire PTT for flowdir\n");
248                                 rc = -ENOMEM;
249                                 goto err;
250                         }
251                 }
252         }
253
254         rc = qed_nic_setup(edev);
255         if (rc)
256                 goto err;
257
258         /* set int_coalescing_mode */
259         edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
260
261 #ifdef CONFIG_ECORE_ZIPPED_FW
262         if (IS_PF(edev)) {
263                 /* Allocate stream for unzipping */
264                 rc = qed_alloc_stream_mem(edev);
265                 if (rc) {
266                         DP_ERR(edev, "Failed to allocate stream memory\n");
267                         goto err1;
268                 }
269         }
270 #endif
271
272         qed_start_iov_task(edev);
273
274 #ifdef CONFIG_ECORE_BINARY_FW
275         if (IS_PF(edev))
276                 data = (const uint8_t *)edev->firmware + sizeof(u32);
277 #endif
278
279         /* Start the slowpath */
280         memset(&hw_init_params, 0, sizeof(hw_init_params));
281         hw_init_params.b_hw_start = true;
282         hw_init_params.int_mode = ECORE_INT_MODE_MSIX;
283         hw_init_params.allow_npar_tx_switch = true;
284         hw_init_params.bin_fw_data = data;
285
286         memset(&drv_load_params, 0, sizeof(drv_load_params));
287         drv_load_params.mfw_timeout_val = ECORE_LOAD_REQ_LOCK_TO_DEFAULT;
288         drv_load_params.avoid_eng_reset = false;
289         drv_load_params.override_force_load = ECORE_OVERRIDE_FORCE_LOAD_ALWAYS;
290         hw_init_params.p_drv_load_params = &drv_load_params;
291
292         rc = ecore_hw_init(edev, &hw_init_params);
293         if (rc) {
294                 DP_ERR(edev, "ecore_hw_init failed\n");
295                 goto err2;
296         }
297
298         DP_INFO(edev, "HW inited and function started\n");
299
300         if (IS_PF(edev)) {
301                 hwfn = ECORE_LEADING_HWFN(edev);
302                 drv_version.version = (params->drv_major << 24) |
303                     (params->drv_minor << 16) |
304                     (params->drv_rev << 8) | (params->drv_eng);
305                 /* TBD: strlcpy() */
306                 strncpy((char *)drv_version.name, (const char *)params->name,
307                         MCP_DRV_VER_STR_SIZE - 4);
308                 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
309                                                 &drv_version);
310                 if (rc) {
311                         DP_ERR(edev, "Failed sending drv version command\n");
312                         goto err3;
313                 }
314         }
315
316         ecore_reset_vport_stats(edev);
317
318         return 0;
319
320 err3:
321         ecore_hw_stop(edev);
322 err2:
323         qed_stop_iov_task(edev);
324 #ifdef CONFIG_ECORE_ZIPPED_FW
325         qed_free_stream_mem(edev);
326 err1:
327 #endif
328         ecore_resc_free(edev);
329 err:
330 #ifdef CONFIG_ECORE_BINARY_FW
331         if (IS_PF(edev)) {
332                 if (edev->firmware)
333                         rte_free(edev->firmware);
334                 edev->firmware = NULL;
335         }
336 #endif
337         qed_stop_iov_task(edev);
338
339         return rc;
340 }
341
342 static int
343 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
344 {
345         struct ecore_hwfn *p_hwfn = ECORE_LEADING_HWFN(edev);
346         struct ecore_ptt *ptt = NULL;
347         struct ecore_tunnel_info *tun = &edev->tunnel;
348
349         memset(dev_info, 0, sizeof(struct qed_dev_info));
350
351         if (tun->vxlan.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
352             tun->vxlan.b_mode_enabled)
353                 dev_info->vxlan_enable = true;
354
355         if (tun->l2_gre.b_mode_enabled && tun->ip_gre.b_mode_enabled &&
356             tun->l2_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
357             tun->ip_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
358                 dev_info->gre_enable = true;
359
360         if (tun->l2_geneve.b_mode_enabled && tun->ip_geneve.b_mode_enabled &&
361             tun->l2_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
362             tun->ip_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
363                 dev_info->geneve_enable = true;
364
365         dev_info->num_hwfns = edev->num_hwfns;
366         dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
367         dev_info->mtu = ECORE_LEADING_HWFN(edev)->hw_info.mtu;
368         dev_info->dev_type = edev->type;
369
370         rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
371                ETHER_ADDR_LEN);
372
373         dev_info->fw_major = FW_MAJOR_VERSION;
374         dev_info->fw_minor = FW_MINOR_VERSION;
375         dev_info->fw_rev = FW_REVISION_VERSION;
376         dev_info->fw_eng = FW_ENGINEERING_VERSION;
377
378         if (IS_PF(edev)) {
379                 dev_info->mf_mode = edev->mf_mode;
380                 dev_info->tx_switching = false;
381
382                 dev_info->smart_an = ecore_mcp_is_smart_an_supported(p_hwfn);
383
384                 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
385                 if (ptt) {
386                         ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
387                                               &dev_info->mfw_rev, NULL);
388
389                         ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
390                                                  &dev_info->flash_size);
391
392                         /* Workaround to allow PHY-read commands for
393                          * B0 bringup.
394                          */
395                         if (ECORE_IS_BB_B0(edev))
396                                 dev_info->flash_size = 0xffffffff;
397
398                         ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
399                 }
400         } else {
401                 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
402                                       &dev_info->mfw_rev, NULL);
403         }
404
405         return 0;
406 }
407
408 int
409 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
410 {
411         uint8_t queues = 0;
412         int i;
413
414         memset(info, 0, sizeof(*info));
415
416         info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
417
418         if (IS_PF(edev)) {
419                 int max_vf_vlan_filters = 0;
420
421                 info->num_queues = 0;
422                 for_each_hwfn(edev, i)
423                         info->num_queues +=
424                         FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
425
426                 if (IS_ECORE_SRIOV(edev))
427                         max_vf_vlan_filters = edev->p_iov_info->total_vfs *
428                                               ECORE_ETH_VF_NUM_VLAN_FILTERS;
429                 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
430                                          max_vf_vlan_filters;
431
432                 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
433                            ETHER_ADDR_LEN);
434         } else {
435                 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
436                                       &info->num_queues);
437                 if (ECORE_IS_CMT(edev)) {
438                         ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
439                         info->num_queues += queues;
440                 }
441
442                 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
443                                               (u8 *)&info->num_vlan_filters);
444
445                 ecore_vf_get_port_mac(&edev->hwfns[0],
446                                       (uint8_t *)&info->port_mac);
447
448                 info->is_legacy = ecore_vf_get_pre_fp_hsi(&edev->hwfns[0]);
449         }
450
451         qed_fill_dev_info(edev, &info->common);
452
453         if (IS_VF(edev))
454                 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
455
456         return 0;
457 }
458
459 static void qed_set_name(struct ecore_dev *edev, char name[NAME_SIZE])
460 {
461         int i;
462
463         rte_memcpy(edev->name, name, NAME_SIZE);
464         for_each_hwfn(edev, i) {
465                 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
466         }
467 }
468
469 static uint32_t
470 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
471             void *sb_virt_addr, dma_addr_t sb_phy_addr, uint16_t sb_id)
472 {
473         struct ecore_hwfn *p_hwfn;
474         int hwfn_index;
475         uint16_t rel_sb_id;
476         uint8_t n_hwfns = edev->num_hwfns;
477         uint32_t rc;
478
479         hwfn_index = sb_id % n_hwfns;
480         p_hwfn = &edev->hwfns[hwfn_index];
481         rel_sb_id = sb_id / n_hwfns;
482
483         DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
484                 hwfn_index, rel_sb_id, sb_id);
485
486         rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
487                                sb_virt_addr, sb_phy_addr, rel_sb_id);
488
489         return rc;
490 }
491
492 static void qed_fill_link(struct ecore_hwfn *hwfn,
493                           __rte_unused struct ecore_ptt *ptt,
494                           struct qed_link_output *if_link)
495 {
496         struct ecore_mcp_link_params params;
497         struct ecore_mcp_link_state link;
498         struct ecore_mcp_link_capabilities link_caps;
499         uint8_t change = 0;
500
501         memset(if_link, 0, sizeof(*if_link));
502
503         /* Prepare source inputs */
504         if (IS_PF(hwfn->p_dev)) {
505                 rte_memcpy(&params, ecore_mcp_get_link_params(hwfn),
506                        sizeof(params));
507                 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
508                 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
509                        sizeof(link_caps));
510         } else {
511                 ecore_vf_read_bulletin(hwfn, &change);
512                 ecore_vf_get_link_params(hwfn, &params);
513                 ecore_vf_get_link_state(hwfn, &link);
514                 ecore_vf_get_link_caps(hwfn, &link_caps);
515         }
516
517         /* Set the link parameters to pass to protocol driver */
518         if (link.link_up)
519                 if_link->link_up = true;
520
521         if (link.link_up)
522                 if_link->speed = link.speed;
523
524         if_link->duplex = QEDE_DUPLEX_FULL;
525
526         /* Fill up the native advertised speed cap mask */
527         if_link->adv_speed = params.speed.advertised_speeds;
528
529         if (params.speed.autoneg)
530                 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
531
532         if (params.pause.autoneg || params.pause.forced_rx ||
533             params.pause.forced_tx)
534                 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
535
536         if (params.pause.autoneg)
537                 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
538
539         if (params.pause.forced_rx)
540                 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
541
542         if (params.pause.forced_tx)
543                 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
544
545         if (link_caps.default_eee == ECORE_MCP_EEE_UNSUPPORTED) {
546                 if_link->eee_supported = false;
547         } else {
548                 if_link->eee_supported = true;
549                 if_link->eee_active = link.eee_active;
550                 if_link->sup_caps = link_caps.eee_speed_caps;
551                 /* MFW clears adv_caps on eee disable; use configured value */
552                 if_link->eee.adv_caps = link.eee_adv_caps ? link.eee_adv_caps :
553                                         params.eee.adv_caps;
554                 if_link->eee.lp_adv_caps = link.eee_lp_adv_caps;
555                 if_link->eee.enable = params.eee.enable;
556                 if_link->eee.tx_lpi_enable = params.eee.tx_lpi_enable;
557                 if_link->eee.tx_lpi_timer = params.eee.tx_lpi_timer;
558         }
559 }
560
561 static void
562 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
563 {
564         struct ecore_hwfn *hwfn;
565         struct ecore_ptt *ptt;
566
567         hwfn = &edev->hwfns[0];
568         if (IS_PF(edev)) {
569                 ptt = ecore_ptt_acquire(hwfn);
570                 if (!ptt)
571                         DP_NOTICE(hwfn, true, "Failed to fill link; No PTT\n");
572
573                         qed_fill_link(hwfn, ptt, if_link);
574
575                 if (ptt)
576                         ecore_ptt_release(hwfn, ptt);
577         } else {
578                 qed_fill_link(hwfn, NULL, if_link);
579         }
580 }
581
582 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
583 {
584         struct ecore_hwfn *hwfn;
585         struct ecore_ptt *ptt;
586         struct ecore_mcp_link_params *link_params;
587         int rc;
588
589         if (IS_VF(edev))
590                 return 0;
591
592         /* The link should be set only once per PF */
593         hwfn = &edev->hwfns[0];
594
595         ptt = ecore_ptt_acquire(hwfn);
596         if (!ptt)
597                 return -EBUSY;
598
599         link_params = ecore_mcp_get_link_params(hwfn);
600         if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
601                 link_params->speed.autoneg = params->autoneg;
602
603         if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
604                 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
605                         link_params->pause.autoneg = true;
606                 else
607                         link_params->pause.autoneg = false;
608                 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
609                         link_params->pause.forced_rx = true;
610                 else
611                         link_params->pause.forced_rx = false;
612                 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
613                         link_params->pause.forced_tx = true;
614                 else
615                         link_params->pause.forced_tx = false;
616         }
617
618         if (params->override_flags & QED_LINK_OVERRIDE_EEE_CONFIG)
619                 memcpy(&link_params->eee, &params->eee,
620                        sizeof(link_params->eee));
621
622         rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
623
624         ecore_ptt_release(hwfn, ptt);
625
626         return rc;
627 }
628
629 void qed_link_update(struct ecore_hwfn *hwfn, struct ecore_ptt *ptt)
630 {
631         struct qed_link_output if_link;
632
633         qed_fill_link(hwfn, ptt, &if_link);
634 }
635
636 static int qed_drain(struct ecore_dev *edev)
637 {
638         struct ecore_hwfn *hwfn;
639         struct ecore_ptt *ptt;
640         int i, rc;
641
642         if (IS_VF(edev))
643                 return 0;
644
645         for_each_hwfn(edev, i) {
646                 hwfn = &edev->hwfns[i];
647                 ptt = ecore_ptt_acquire(hwfn);
648                 if (!ptt) {
649                         DP_ERR(hwfn, "Failed to drain NIG; No PTT\n");
650                         return -EBUSY;
651                 }
652                 rc = ecore_mcp_drain(hwfn, ptt);
653                 if (rc)
654                         return rc;
655                 ecore_ptt_release(hwfn, ptt);
656         }
657
658         return 0;
659 }
660
661 static int qed_nic_stop(struct ecore_dev *edev)
662 {
663         int i, rc;
664
665         rc = ecore_hw_stop(edev);
666         for (i = 0; i < edev->num_hwfns; i++) {
667                 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
668
669                 if (p_hwfn->b_sp_dpc_enabled)
670                         p_hwfn->b_sp_dpc_enabled = false;
671         }
672         return rc;
673 }
674
675 static int qed_slowpath_stop(struct ecore_dev *edev)
676 {
677 #ifdef CONFIG_QED_SRIOV
678         int i;
679 #endif
680
681         if (!edev)
682                 return -ENODEV;
683
684         if (IS_PF(edev)) {
685 #ifdef CONFIG_ECORE_ZIPPED_FW
686                 qed_free_stream_mem(edev);
687 #endif
688
689 #ifdef CONFIG_QED_SRIOV
690                 if (IS_QED_ETH_IF(edev))
691                         qed_sriov_disable(edev, true);
692 #endif
693         }
694
695         qed_nic_stop(edev);
696
697         ecore_resc_free(edev);
698         qed_stop_iov_task(edev);
699
700         return 0;
701 }
702
703 static void qed_remove(struct ecore_dev *edev)
704 {
705         if (!edev)
706                 return;
707
708         ecore_hw_remove(edev);
709 }
710
711 static int qed_send_drv_state(struct ecore_dev *edev, bool active)
712 {
713         struct ecore_hwfn *hwfn = ECORE_LEADING_HWFN(edev);
714         struct ecore_ptt *ptt;
715         int status = 0;
716
717         ptt = ecore_ptt_acquire(hwfn);
718         if (!ptt)
719                 return -EAGAIN;
720
721         status = ecore_mcp_ov_update_driver_state(hwfn, ptt, active ?
722                                                   ECORE_OV_DRIVER_STATE_ACTIVE :
723                                                 ECORE_OV_DRIVER_STATE_DISABLED);
724
725         ecore_ptt_release(hwfn, ptt);
726
727         return status;
728 }
729
730 static int qed_get_sb_info(struct ecore_dev *edev, struct ecore_sb_info *sb,
731                            u16 qid, struct ecore_sb_info_dbg *sb_dbg)
732 {
733         struct ecore_hwfn *hwfn = &edev->hwfns[qid % edev->num_hwfns];
734         struct ecore_ptt *ptt;
735         int rc;
736
737         if (IS_VF(edev))
738                 return -EINVAL;
739
740         ptt = ecore_ptt_acquire(hwfn);
741         if (!ptt) {
742                 DP_ERR(hwfn, "Can't acquire PTT\n");
743                 return -EAGAIN;
744         }
745
746         memset(sb_dbg, 0, sizeof(*sb_dbg));
747         rc = ecore_int_get_sb_dbg(hwfn, ptt, sb, sb_dbg);
748
749         ecore_ptt_release(hwfn, ptt);
750         return rc;
751 }
752
753 const struct qed_common_ops qed_common_ops_pass = {
754         INIT_STRUCT_FIELD(probe, &qed_probe),
755         INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
756         INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
757         INIT_STRUCT_FIELD(set_name, &qed_set_name),
758         INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
759         INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
760         INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
761         INIT_STRUCT_FIELD(get_sb_info, &qed_get_sb_info),
762         INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
763         INIT_STRUCT_FIELD(set_link, &qed_set_link),
764         INIT_STRUCT_FIELD(drain, &qed_drain),
765         INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
766         INIT_STRUCT_FIELD(remove, &qed_remove),
767         INIT_STRUCT_FIELD(send_drv_state, &qed_send_drv_state),
768 };
769
770 const struct qed_eth_ops qed_eth_ops_pass = {
771         INIT_STRUCT_FIELD(common, &qed_common_ops_pass),
772         INIT_STRUCT_FIELD(fill_dev_info, &qed_fill_eth_dev_info),
773 };
774
775 const struct qed_eth_ops *qed_get_eth_ops(void)
776 {
777         return &qed_eth_ops_pass;
778 }