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tracing: Have max_latency be defined for HWLAT_TRACER as well
[deliverable/linux.git] / drivers / net / ethernet / qlogic / qed / qed_l2.c
1 /* QLogic qed NIC Driver
2 * Copyright (c) 2015 QLogic Corporation
3 *
4 * This software is available under the terms of the GNU General Public License
5 * (GPL) Version 2, available from the file COPYING in the main directory of
6 * this source tree.
7 */
8
9 #include <linux/types.h>
10 #include <asm/byteorder.h>
11 #include <asm/param.h>
12 #include <linux/delay.h>
13 #include <linux/dma-mapping.h>
14 #include <linux/etherdevice.h>
15 #include <linux/interrupt.h>
16 #include <linux/kernel.h>
17 #include <linux/module.h>
18 #include <linux/pci.h>
19 #include <linux/slab.h>
20 #include <linux/stddef.h>
21 #include <linux/string.h>
22 #include <linux/version.h>
23 #include <linux/workqueue.h>
24 #include <linux/bitops.h>
25 #include <linux/bug.h>
26 #include "qed.h"
27 #include <linux/qed/qed_chain.h>
28 #include "qed_cxt.h"
29 #include "qed_dev_api.h"
30 #include <linux/qed/qed_eth_if.h>
31 #include "qed_hsi.h"
32 #include "qed_hw.h"
33 #include "qed_int.h"
34 #include "qed_l2.h"
35 #include "qed_mcp.h"
36 #include "qed_reg_addr.h"
37 #include "qed_sp.h"
38 #include "qed_sriov.h"
39
40
41 #define QED_MAX_SGES_NUM 16
42 #define CRC32_POLY 0x1edc6f41
43
44 int qed_sp_eth_vport_start(struct qed_hwfn *p_hwfn,
45 struct qed_sp_vport_start_params *p_params)
46 {
47 struct vport_start_ramrod_data *p_ramrod = NULL;
48 struct qed_spq_entry *p_ent = NULL;
49 struct qed_sp_init_data init_data;
50 u8 abs_vport_id = 0;
51 int rc = -EINVAL;
52 u16 rx_mode = 0;
53
54 rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_vport_id);
55 if (rc != 0)
56 return rc;
57
58 memset(&init_data, 0, sizeof(init_data));
59 init_data.cid = qed_spq_get_cid(p_hwfn);
60 init_data.opaque_fid = p_params->opaque_fid;
61 init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
62
63 rc = qed_sp_init_request(p_hwfn, &p_ent,
64 ETH_RAMROD_VPORT_START,
65 PROTOCOLID_ETH, &init_data);
66 if (rc)
67 return rc;
68
69 p_ramrod = &p_ent->ramrod.vport_start;
70 p_ramrod->vport_id = abs_vport_id;
71
72 p_ramrod->mtu = cpu_to_le16(p_params->mtu);
73 p_ramrod->inner_vlan_removal_en = p_params->remove_inner_vlan;
74 p_ramrod->drop_ttl0_en = p_params->drop_ttl0;
75 p_ramrod->untagged = p_params->only_untagged;
76
77 SET_FIELD(rx_mode, ETH_VPORT_RX_MODE_UCAST_DROP_ALL, 1);
78 SET_FIELD(rx_mode, ETH_VPORT_RX_MODE_MCAST_DROP_ALL, 1);
79
80 p_ramrod->rx_mode.state = cpu_to_le16(rx_mode);
81
82 /* TPA related fields */
83 memset(&p_ramrod->tpa_param, 0,
84 sizeof(struct eth_vport_tpa_param));
85
86 p_ramrod->tpa_param.max_buff_num = p_params->max_buffers_per_cqe;
87
88 switch (p_params->tpa_mode) {
89 case QED_TPA_MODE_GRO:
90 p_ramrod->tpa_param.tpa_max_aggs_num = ETH_TPA_MAX_AGGS_NUM;
91 p_ramrod->tpa_param.tpa_max_size = (u16)-1;
92 p_ramrod->tpa_param.tpa_min_size_to_cont = p_params->mtu / 2;
93 p_ramrod->tpa_param.tpa_min_size_to_start = p_params->mtu / 2;
94 p_ramrod->tpa_param.tpa_ipv4_en_flg = 1;
95 p_ramrod->tpa_param.tpa_ipv6_en_flg = 1;
96 p_ramrod->tpa_param.tpa_pkt_split_flg = 1;
97 p_ramrod->tpa_param.tpa_gro_consistent_flg = 1;
98 break;
99 default:
100 break;
101 }
102
103 p_ramrod->tx_switching_en = p_params->tx_switching;
104
105 /* Software Function ID in hwfn (PFs are 0 - 15, VFs are 16 - 135) */
106 p_ramrod->sw_fid = qed_concrete_to_sw_fid(p_hwfn->cdev,
107 p_params->concrete_fid);
108
109 return qed_spq_post(p_hwfn, p_ent, NULL);
110 }
111
112 int qed_sp_vport_start(struct qed_hwfn *p_hwfn,
113 struct qed_sp_vport_start_params *p_params)
114 {
115 if (IS_VF(p_hwfn->cdev)) {
116 return qed_vf_pf_vport_start(p_hwfn, p_params->vport_id,
117 p_params->mtu,
118 p_params->remove_inner_vlan,
119 p_params->tpa_mode,
120 p_params->max_buffers_per_cqe,
121 p_params->only_untagged);
122 }
123
124 return qed_sp_eth_vport_start(p_hwfn, p_params);
125 }
126
127 static int
128 qed_sp_vport_update_rss(struct qed_hwfn *p_hwfn,
129 struct vport_update_ramrod_data *p_ramrod,
130 struct qed_rss_params *p_params)
131 {
132 struct eth_vport_rss_config *rss = &p_ramrod->rss_config;
133 u16 abs_l2_queue = 0, capabilities = 0;
134 int rc = 0, i;
135
136 if (!p_params) {
137 p_ramrod->common.update_rss_flg = 0;
138 return rc;
139 }
140
141 BUILD_BUG_ON(QED_RSS_IND_TABLE_SIZE !=
142 ETH_RSS_IND_TABLE_ENTRIES_NUM);
143
144 rc = qed_fw_rss_eng(p_hwfn, p_params->rss_eng_id, &rss->rss_id);
145 if (rc)
146 return rc;
147
148 p_ramrod->common.update_rss_flg = p_params->update_rss_config;
149 rss->update_rss_capabilities = p_params->update_rss_capabilities;
150 rss->update_rss_ind_table = p_params->update_rss_ind_table;
151 rss->update_rss_key = p_params->update_rss_key;
152
153 rss->rss_mode = p_params->rss_enable ?
154 ETH_VPORT_RSS_MODE_REGULAR :
155 ETH_VPORT_RSS_MODE_DISABLED;
156
157 SET_FIELD(capabilities,
158 ETH_VPORT_RSS_CONFIG_IPV4_CAPABILITY,
159 !!(p_params->rss_caps & QED_RSS_IPV4));
160 SET_FIELD(capabilities,
161 ETH_VPORT_RSS_CONFIG_IPV6_CAPABILITY,
162 !!(p_params->rss_caps & QED_RSS_IPV6));
163 SET_FIELD(capabilities,
164 ETH_VPORT_RSS_CONFIG_IPV4_TCP_CAPABILITY,
165 !!(p_params->rss_caps & QED_RSS_IPV4_TCP));
166 SET_FIELD(capabilities,
167 ETH_VPORT_RSS_CONFIG_IPV6_TCP_CAPABILITY,
168 !!(p_params->rss_caps & QED_RSS_IPV6_TCP));
169 SET_FIELD(capabilities,
170 ETH_VPORT_RSS_CONFIG_IPV4_UDP_CAPABILITY,
171 !!(p_params->rss_caps & QED_RSS_IPV4_UDP));
172 SET_FIELD(capabilities,
173 ETH_VPORT_RSS_CONFIG_IPV6_UDP_CAPABILITY,
174 !!(p_params->rss_caps & QED_RSS_IPV6_UDP));
175 rss->tbl_size = p_params->rss_table_size_log;
176
177 rss->capabilities = cpu_to_le16(capabilities);
178
179 DP_VERBOSE(p_hwfn, NETIF_MSG_IFUP,
180 "update rss flag %d, rss_mode = %d, update_caps = %d, capabilities = %d, update_ind = %d, update_rss_key = %d\n",
181 p_ramrod->common.update_rss_flg,
182 rss->rss_mode, rss->update_rss_capabilities,
183 capabilities, rss->update_rss_ind_table,
184 rss->update_rss_key);
185
186 for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i++) {
187 rc = qed_fw_l2_queue(p_hwfn,
188 (u8)p_params->rss_ind_table[i],
189 &abs_l2_queue);
190 if (rc)
191 return rc;
192
193 rss->indirection_table[i] = cpu_to_le16(abs_l2_queue);
194 DP_VERBOSE(p_hwfn, NETIF_MSG_IFUP, "i= %d, queue = %d\n",
195 i, rss->indirection_table[i]);
196 }
197
198 for (i = 0; i < 10; i++)
199 rss->rss_key[i] = cpu_to_le32(p_params->rss_key[i]);
200
201 return rc;
202 }
203
204 static void
205 qed_sp_update_accept_mode(struct qed_hwfn *p_hwfn,
206 struct vport_update_ramrod_data *p_ramrod,
207 struct qed_filter_accept_flags accept_flags)
208 {
209 p_ramrod->common.update_rx_mode_flg =
210 accept_flags.update_rx_mode_config;
211
212 p_ramrod->common.update_tx_mode_flg =
213 accept_flags.update_tx_mode_config;
214
215 /* Set Rx mode accept flags */
216 if (p_ramrod->common.update_rx_mode_flg) {
217 u8 accept_filter = accept_flags.rx_accept_filter;
218 u16 state = 0;
219
220 SET_FIELD(state, ETH_VPORT_RX_MODE_UCAST_DROP_ALL,
221 !(!!(accept_filter & QED_ACCEPT_UCAST_MATCHED) ||
222 !!(accept_filter & QED_ACCEPT_UCAST_UNMATCHED)));
223
224 SET_FIELD(state, ETH_VPORT_RX_MODE_UCAST_ACCEPT_UNMATCHED,
225 !!(accept_filter & QED_ACCEPT_UCAST_UNMATCHED));
226
227 SET_FIELD(state, ETH_VPORT_RX_MODE_MCAST_DROP_ALL,
228 !(!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) ||
229 !!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED)));
230
231 SET_FIELD(state, ETH_VPORT_RX_MODE_MCAST_ACCEPT_ALL,
232 (!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) &&
233 !!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED)));
234
235 SET_FIELD(state, ETH_VPORT_RX_MODE_BCAST_ACCEPT_ALL,
236 !!(accept_filter & QED_ACCEPT_BCAST));
237
238 p_ramrod->rx_mode.state = cpu_to_le16(state);
239 DP_VERBOSE(p_hwfn, QED_MSG_SP,
240 "p_ramrod->rx_mode.state = 0x%x\n", state);
241 }
242
243 /* Set Tx mode accept flags */
244 if (p_ramrod->common.update_tx_mode_flg) {
245 u8 accept_filter = accept_flags.tx_accept_filter;
246 u16 state = 0;
247
248 SET_FIELD(state, ETH_VPORT_TX_MODE_UCAST_DROP_ALL,
249 !!(accept_filter & QED_ACCEPT_NONE));
250
251 SET_FIELD(state, ETH_VPORT_TX_MODE_MCAST_DROP_ALL,
252 !!(accept_filter & QED_ACCEPT_NONE));
253
254 SET_FIELD(state, ETH_VPORT_TX_MODE_MCAST_ACCEPT_ALL,
255 (!!(accept_filter & QED_ACCEPT_MCAST_MATCHED) &&
256 !!(accept_filter & QED_ACCEPT_MCAST_UNMATCHED)));
257
258 SET_FIELD(state, ETH_VPORT_TX_MODE_BCAST_ACCEPT_ALL,
259 !!(accept_filter & QED_ACCEPT_BCAST));
260
261 p_ramrod->tx_mode.state = cpu_to_le16(state);
262 DP_VERBOSE(p_hwfn, QED_MSG_SP,
263 "p_ramrod->tx_mode.state = 0x%x\n", state);
264 }
265 }
266
267 static void
268 qed_sp_vport_update_sge_tpa(struct qed_hwfn *p_hwfn,
269 struct vport_update_ramrod_data *p_ramrod,
270 struct qed_sge_tpa_params *p_params)
271 {
272 struct eth_vport_tpa_param *p_tpa;
273
274 if (!p_params) {
275 p_ramrod->common.update_tpa_param_flg = 0;
276 p_ramrod->common.update_tpa_en_flg = 0;
277 p_ramrod->common.update_tpa_param_flg = 0;
278 return;
279 }
280
281 p_ramrod->common.update_tpa_en_flg = p_params->update_tpa_en_flg;
282 p_tpa = &p_ramrod->tpa_param;
283 p_tpa->tpa_ipv4_en_flg = p_params->tpa_ipv4_en_flg;
284 p_tpa->tpa_ipv6_en_flg = p_params->tpa_ipv6_en_flg;
285 p_tpa->tpa_ipv4_tunn_en_flg = p_params->tpa_ipv4_tunn_en_flg;
286 p_tpa->tpa_ipv6_tunn_en_flg = p_params->tpa_ipv6_tunn_en_flg;
287
288 p_ramrod->common.update_tpa_param_flg = p_params->update_tpa_param_flg;
289 p_tpa->max_buff_num = p_params->max_buffers_per_cqe;
290 p_tpa->tpa_pkt_split_flg = p_params->tpa_pkt_split_flg;
291 p_tpa->tpa_hdr_data_split_flg = p_params->tpa_hdr_data_split_flg;
292 p_tpa->tpa_gro_consistent_flg = p_params->tpa_gro_consistent_flg;
293 p_tpa->tpa_max_aggs_num = p_params->tpa_max_aggs_num;
294 p_tpa->tpa_max_size = p_params->tpa_max_size;
295 p_tpa->tpa_min_size_to_start = p_params->tpa_min_size_to_start;
296 p_tpa->tpa_min_size_to_cont = p_params->tpa_min_size_to_cont;
297 }
298
299 static void
300 qed_sp_update_mcast_bin(struct qed_hwfn *p_hwfn,
301 struct vport_update_ramrod_data *p_ramrod,
302 struct qed_sp_vport_update_params *p_params)
303 {
304 int i;
305
306 memset(&p_ramrod->approx_mcast.bins, 0,
307 sizeof(p_ramrod->approx_mcast.bins));
308
309 if (p_params->update_approx_mcast_flg) {
310 p_ramrod->common.update_approx_mcast_flg = 1;
311 for (i = 0; i < ETH_MULTICAST_MAC_BINS_IN_REGS; i++) {
312 u32 *p_bins = (u32 *)p_params->bins;
313 __le32 val = cpu_to_le32(p_bins[i]);
314
315 p_ramrod->approx_mcast.bins[i] = val;
316 }
317 }
318 }
319
320 int qed_sp_vport_update(struct qed_hwfn *p_hwfn,
321 struct qed_sp_vport_update_params *p_params,
322 enum spq_mode comp_mode,
323 struct qed_spq_comp_cb *p_comp_data)
324 {
325 struct qed_rss_params *p_rss_params = p_params->rss_params;
326 struct vport_update_ramrod_data_cmn *p_cmn;
327 struct qed_sp_init_data init_data;
328 struct vport_update_ramrod_data *p_ramrod = NULL;
329 struct qed_spq_entry *p_ent = NULL;
330 u8 abs_vport_id = 0, val;
331 int rc = -EINVAL;
332
333 if (IS_VF(p_hwfn->cdev)) {
334 rc = qed_vf_pf_vport_update(p_hwfn, p_params);
335 return rc;
336 }
337
338 rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_vport_id);
339 if (rc != 0)
340 return rc;
341
342 memset(&init_data, 0, sizeof(init_data));
343 init_data.cid = qed_spq_get_cid(p_hwfn);
344 init_data.opaque_fid = p_params->opaque_fid;
345 init_data.comp_mode = comp_mode;
346 init_data.p_comp_data = p_comp_data;
347
348 rc = qed_sp_init_request(p_hwfn, &p_ent,
349 ETH_RAMROD_VPORT_UPDATE,
350 PROTOCOLID_ETH, &init_data);
351 if (rc)
352 return rc;
353
354 /* Copy input params to ramrod according to FW struct */
355 p_ramrod = &p_ent->ramrod.vport_update;
356 p_cmn = &p_ramrod->common;
357
358 p_cmn->vport_id = abs_vport_id;
359 p_cmn->rx_active_flg = p_params->vport_active_rx_flg;
360 p_cmn->update_rx_active_flg = p_params->update_vport_active_rx_flg;
361 p_cmn->tx_active_flg = p_params->vport_active_tx_flg;
362 p_cmn->update_tx_active_flg = p_params->update_vport_active_tx_flg;
363 p_cmn->accept_any_vlan = p_params->accept_any_vlan;
364 p_cmn->update_accept_any_vlan_flg =
365 p_params->update_accept_any_vlan_flg;
366
367 p_cmn->inner_vlan_removal_en = p_params->inner_vlan_removal_flg;
368 val = p_params->update_inner_vlan_removal_flg;
369 p_cmn->update_inner_vlan_removal_en_flg = val;
370
371 p_cmn->default_vlan_en = p_params->default_vlan_enable_flg;
372 val = p_params->update_default_vlan_enable_flg;
373 p_cmn->update_default_vlan_en_flg = val;
374
375 p_cmn->default_vlan = cpu_to_le16(p_params->default_vlan);
376 p_cmn->update_default_vlan_flg = p_params->update_default_vlan_flg;
377
378 p_cmn->silent_vlan_removal_en = p_params->silent_vlan_removal_flg;
379
380 p_ramrod->common.tx_switching_en = p_params->tx_switching_flg;
381 p_cmn->update_tx_switching_en_flg = p_params->update_tx_switching_flg;
382
383 p_cmn->anti_spoofing_en = p_params->anti_spoofing_en;
384 val = p_params->update_anti_spoofing_en_flg;
385 p_ramrod->common.update_anti_spoofing_en_flg = val;
386
387 rc = qed_sp_vport_update_rss(p_hwfn, p_ramrod, p_rss_params);
388 if (rc) {
389 /* Return spq entry which is taken in qed_sp_init_request()*/
390 qed_spq_return_entry(p_hwfn, p_ent);
391 return rc;
392 }
393
394 /* Update mcast bins for VFs, PF doesn't use this functionality */
395 qed_sp_update_mcast_bin(p_hwfn, p_ramrod, p_params);
396
397 qed_sp_update_accept_mode(p_hwfn, p_ramrod, p_params->accept_flags);
398 qed_sp_vport_update_sge_tpa(p_hwfn, p_ramrod, p_params->sge_tpa_params);
399 return qed_spq_post(p_hwfn, p_ent, NULL);
400 }
401
402 int qed_sp_vport_stop(struct qed_hwfn *p_hwfn, u16 opaque_fid, u8 vport_id)
403 {
404 struct vport_stop_ramrod_data *p_ramrod;
405 struct qed_sp_init_data init_data;
406 struct qed_spq_entry *p_ent;
407 u8 abs_vport_id = 0;
408 int rc;
409
410 if (IS_VF(p_hwfn->cdev))
411 return qed_vf_pf_vport_stop(p_hwfn);
412
413 rc = qed_fw_vport(p_hwfn, vport_id, &abs_vport_id);
414 if (rc != 0)
415 return rc;
416
417 memset(&init_data, 0, sizeof(init_data));
418 init_data.cid = qed_spq_get_cid(p_hwfn);
419 init_data.opaque_fid = opaque_fid;
420 init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
421
422 rc = qed_sp_init_request(p_hwfn, &p_ent,
423 ETH_RAMROD_VPORT_STOP,
424 PROTOCOLID_ETH, &init_data);
425 if (rc)
426 return rc;
427
428 p_ramrod = &p_ent->ramrod.vport_stop;
429 p_ramrod->vport_id = abs_vport_id;
430
431 return qed_spq_post(p_hwfn, p_ent, NULL);
432 }
433
434 static int
435 qed_vf_pf_accept_flags(struct qed_hwfn *p_hwfn,
436 struct qed_filter_accept_flags *p_accept_flags)
437 {
438 struct qed_sp_vport_update_params s_params;
439
440 memset(&s_params, 0, sizeof(s_params));
441 memcpy(&s_params.accept_flags, p_accept_flags,
442 sizeof(struct qed_filter_accept_flags));
443
444 return qed_vf_pf_vport_update(p_hwfn, &s_params);
445 }
446
447 static int qed_filter_accept_cmd(struct qed_dev *cdev,
448 u8 vport,
449 struct qed_filter_accept_flags accept_flags,
450 u8 update_accept_any_vlan,
451 u8 accept_any_vlan,
452 enum spq_mode comp_mode,
453 struct qed_spq_comp_cb *p_comp_data)
454 {
455 struct qed_sp_vport_update_params vport_update_params;
456 int i, rc;
457
458 /* Prepare and send the vport rx_mode change */
459 memset(&vport_update_params, 0, sizeof(vport_update_params));
460 vport_update_params.vport_id = vport;
461 vport_update_params.accept_flags = accept_flags;
462 vport_update_params.update_accept_any_vlan_flg = update_accept_any_vlan;
463 vport_update_params.accept_any_vlan = accept_any_vlan;
464
465 for_each_hwfn(cdev, i) {
466 struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
467
468 vport_update_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
469
470 if (IS_VF(cdev)) {
471 rc = qed_vf_pf_accept_flags(p_hwfn, &accept_flags);
472 if (rc)
473 return rc;
474 continue;
475 }
476
477 rc = qed_sp_vport_update(p_hwfn, &vport_update_params,
478 comp_mode, p_comp_data);
479 if (rc != 0) {
480 DP_ERR(cdev, "Update rx_mode failed %d\n", rc);
481 return rc;
482 }
483
484 DP_VERBOSE(p_hwfn, QED_MSG_SP,
485 "Accept filter configured, flags = [Rx]%x [Tx]%x\n",
486 accept_flags.rx_accept_filter,
487 accept_flags.tx_accept_filter);
488 if (update_accept_any_vlan)
489 DP_VERBOSE(p_hwfn, QED_MSG_SP,
490 "accept_any_vlan=%d configured\n",
491 accept_any_vlan);
492 }
493
494 return 0;
495 }
496
497 static int qed_sp_release_queue_cid(
498 struct qed_hwfn *p_hwfn,
499 struct qed_hw_cid_data *p_cid_data)
500 {
501 if (!p_cid_data->b_cid_allocated)
502 return 0;
503
504 qed_cxt_release_cid(p_hwfn, p_cid_data->cid);
505
506 p_cid_data->b_cid_allocated = false;
507
508 return 0;
509 }
510
511 int qed_sp_eth_rxq_start_ramrod(struct qed_hwfn *p_hwfn,
512 u16 opaque_fid,
513 u32 cid,
514 struct qed_queue_start_common_params *params,
515 u8 stats_id,
516 u16 bd_max_bytes,
517 dma_addr_t bd_chain_phys_addr,
518 dma_addr_t cqe_pbl_addr, u16 cqe_pbl_size)
519 {
520 struct rx_queue_start_ramrod_data *p_ramrod = NULL;
521 struct qed_spq_entry *p_ent = NULL;
522 struct qed_sp_init_data init_data;
523 struct qed_hw_cid_data *p_rx_cid;
524 u16 abs_rx_q_id = 0;
525 u8 abs_vport_id = 0;
526 int rc = -EINVAL;
527
528 /* Store information for the stop */
529 p_rx_cid = &p_hwfn->p_rx_cids[params->queue_id];
530 p_rx_cid->cid = cid;
531 p_rx_cid->opaque_fid = opaque_fid;
532 p_rx_cid->vport_id = params->vport_id;
533
534 rc = qed_fw_vport(p_hwfn, params->vport_id, &abs_vport_id);
535 if (rc != 0)
536 return rc;
537
538 rc = qed_fw_l2_queue(p_hwfn, params->queue_id, &abs_rx_q_id);
539 if (rc != 0)
540 return rc;
541
542 DP_VERBOSE(p_hwfn, QED_MSG_SP,
543 "opaque_fid=0x%x, cid=0x%x, rx_qid=0x%x, vport_id=0x%x, sb_id=0x%x\n",
544 opaque_fid, cid, params->queue_id, params->vport_id,
545 params->sb);
546
547 /* Get SPQ entry */
548 memset(&init_data, 0, sizeof(init_data));
549 init_data.cid = cid;
550 init_data.opaque_fid = opaque_fid;
551 init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
552
553 rc = qed_sp_init_request(p_hwfn, &p_ent,
554 ETH_RAMROD_RX_QUEUE_START,
555 PROTOCOLID_ETH, &init_data);
556 if (rc)
557 return rc;
558
559 p_ramrod = &p_ent->ramrod.rx_queue_start;
560
561 p_ramrod->sb_id = cpu_to_le16(params->sb);
562 p_ramrod->sb_index = params->sb_idx;
563 p_ramrod->vport_id = abs_vport_id;
564 p_ramrod->stats_counter_id = stats_id;
565 p_ramrod->rx_queue_id = cpu_to_le16(abs_rx_q_id);
566 p_ramrod->complete_cqe_flg = 0;
567 p_ramrod->complete_event_flg = 1;
568
569 p_ramrod->bd_max_bytes = cpu_to_le16(bd_max_bytes);
570 DMA_REGPAIR_LE(p_ramrod->bd_base, bd_chain_phys_addr);
571
572 p_ramrod->num_of_pbl_pages = cpu_to_le16(cqe_pbl_size);
573 DMA_REGPAIR_LE(p_ramrod->cqe_pbl_addr, cqe_pbl_addr);
574
575 p_ramrod->vf_rx_prod_index = params->vf_qid;
576 if (params->vf_qid)
577 DP_VERBOSE(p_hwfn, QED_MSG_SP,
578 "Queue is meant for VF rxq[%04x]\n", params->vf_qid);
579
580 return qed_spq_post(p_hwfn, p_ent, NULL);
581 }
582
583 static int
584 qed_sp_eth_rx_queue_start(struct qed_hwfn *p_hwfn,
585 u16 opaque_fid,
586 struct qed_queue_start_common_params *params,
587 u16 bd_max_bytes,
588 dma_addr_t bd_chain_phys_addr,
589 dma_addr_t cqe_pbl_addr,
590 u16 cqe_pbl_size, void __iomem **pp_prod)
591 {
592 struct qed_hw_cid_data *p_rx_cid;
593 u32 init_prod_val = 0;
594 u16 abs_l2_queue = 0;
595 u8 abs_stats_id = 0;
596 int rc;
597
598 if (IS_VF(p_hwfn->cdev)) {
599 return qed_vf_pf_rxq_start(p_hwfn,
600 params->queue_id,
601 params->sb,
602 params->sb_idx,
603 bd_max_bytes,
604 bd_chain_phys_addr,
605 cqe_pbl_addr, cqe_pbl_size, pp_prod);
606 }
607
608 rc = qed_fw_l2_queue(p_hwfn, params->queue_id, &abs_l2_queue);
609 if (rc != 0)
610 return rc;
611
612 rc = qed_fw_vport(p_hwfn, params->vport_id, &abs_stats_id);
613 if (rc != 0)
614 return rc;
615
616 *pp_prod = (u8 __iomem *)p_hwfn->regview +
617 GTT_BAR0_MAP_REG_MSDM_RAM +
618 MSTORM_ETH_PF_PRODS_OFFSET(abs_l2_queue);
619
620 /* Init the rcq, rx bd and rx sge (if valid) producers to 0 */
621 __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
622 (u32 *)(&init_prod_val));
623
624 /* Allocate a CID for the queue */
625 p_rx_cid = &p_hwfn->p_rx_cids[params->queue_id];
626 rc = qed_cxt_acquire_cid(p_hwfn, PROTOCOLID_ETH,
627 &p_rx_cid->cid);
628 if (rc) {
629 DP_NOTICE(p_hwfn, "Failed to acquire cid\n");
630 return rc;
631 }
632 p_rx_cid->b_cid_allocated = true;
633
634 rc = qed_sp_eth_rxq_start_ramrod(p_hwfn,
635 opaque_fid,
636 p_rx_cid->cid,
637 params,
638 abs_stats_id,
639 bd_max_bytes,
640 bd_chain_phys_addr,
641 cqe_pbl_addr,
642 cqe_pbl_size);
643
644 if (rc != 0)
645 qed_sp_release_queue_cid(p_hwfn, p_rx_cid);
646
647 return rc;
648 }
649
650 int qed_sp_eth_rx_queues_update(struct qed_hwfn *p_hwfn,
651 u16 rx_queue_id,
652 u8 num_rxqs,
653 u8 complete_cqe_flg,
654 u8 complete_event_flg,
655 enum spq_mode comp_mode,
656 struct qed_spq_comp_cb *p_comp_data)
657 {
658 struct rx_queue_update_ramrod_data *p_ramrod = NULL;
659 struct qed_spq_entry *p_ent = NULL;
660 struct qed_sp_init_data init_data;
661 struct qed_hw_cid_data *p_rx_cid;
662 u16 qid, abs_rx_q_id = 0;
663 int rc = -EINVAL;
664 u8 i;
665
666 memset(&init_data, 0, sizeof(init_data));
667 init_data.comp_mode = comp_mode;
668 init_data.p_comp_data = p_comp_data;
669
670 for (i = 0; i < num_rxqs; i++) {
671 qid = rx_queue_id + i;
672 p_rx_cid = &p_hwfn->p_rx_cids[qid];
673
674 /* Get SPQ entry */
675 init_data.cid = p_rx_cid->cid;
676 init_data.opaque_fid = p_rx_cid->opaque_fid;
677
678 rc = qed_sp_init_request(p_hwfn, &p_ent,
679 ETH_RAMROD_RX_QUEUE_UPDATE,
680 PROTOCOLID_ETH, &init_data);
681 if (rc)
682 return rc;
683
684 p_ramrod = &p_ent->ramrod.rx_queue_update;
685
686 qed_fw_vport(p_hwfn, p_rx_cid->vport_id, &p_ramrod->vport_id);
687 qed_fw_l2_queue(p_hwfn, qid, &abs_rx_q_id);
688 p_ramrod->rx_queue_id = cpu_to_le16(abs_rx_q_id);
689 p_ramrod->complete_cqe_flg = complete_cqe_flg;
690 p_ramrod->complete_event_flg = complete_event_flg;
691
692 rc = qed_spq_post(p_hwfn, p_ent, NULL);
693 if (rc)
694 return rc;
695 }
696
697 return rc;
698 }
699
700 int qed_sp_eth_rx_queue_stop(struct qed_hwfn *p_hwfn,
701 u16 rx_queue_id,
702 bool eq_completion_only, bool cqe_completion)
703 {
704 struct qed_hw_cid_data *p_rx_cid = &p_hwfn->p_rx_cids[rx_queue_id];
705 struct rx_queue_stop_ramrod_data *p_ramrod = NULL;
706 struct qed_spq_entry *p_ent = NULL;
707 struct qed_sp_init_data init_data;
708 u16 abs_rx_q_id = 0;
709 int rc = -EINVAL;
710
711 if (IS_VF(p_hwfn->cdev))
712 return qed_vf_pf_rxq_stop(p_hwfn, rx_queue_id, cqe_completion);
713
714 /* Get SPQ entry */
715 memset(&init_data, 0, sizeof(init_data));
716 init_data.cid = p_rx_cid->cid;
717 init_data.opaque_fid = p_rx_cid->opaque_fid;
718 init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
719
720 rc = qed_sp_init_request(p_hwfn, &p_ent,
721 ETH_RAMROD_RX_QUEUE_STOP,
722 PROTOCOLID_ETH, &init_data);
723 if (rc)
724 return rc;
725
726 p_ramrod = &p_ent->ramrod.rx_queue_stop;
727
728 qed_fw_vport(p_hwfn, p_rx_cid->vport_id, &p_ramrod->vport_id);
729 qed_fw_l2_queue(p_hwfn, rx_queue_id, &abs_rx_q_id);
730 p_ramrod->rx_queue_id = cpu_to_le16(abs_rx_q_id);
731
732 /* Cleaning the queue requires the completion to arrive there.
733 * In addition, VFs require the answer to come as eqe to PF.
734 */
735 p_ramrod->complete_cqe_flg =
736 (!!(p_rx_cid->opaque_fid == p_hwfn->hw_info.opaque_fid) &&
737 !eq_completion_only) || cqe_completion;
738 p_ramrod->complete_event_flg =
739 !(p_rx_cid->opaque_fid == p_hwfn->hw_info.opaque_fid) ||
740 eq_completion_only;
741
742 rc = qed_spq_post(p_hwfn, p_ent, NULL);
743 if (rc)
744 return rc;
745
746 return qed_sp_release_queue_cid(p_hwfn, p_rx_cid);
747 }
748
749 int qed_sp_eth_txq_start_ramrod(struct qed_hwfn *p_hwfn,
750 u16 opaque_fid,
751 u32 cid,
752 struct qed_queue_start_common_params *p_params,
753 u8 stats_id,
754 dma_addr_t pbl_addr,
755 u16 pbl_size,
756 union qed_qm_pq_params *p_pq_params)
757 {
758 struct tx_queue_start_ramrod_data *p_ramrod = NULL;
759 struct qed_spq_entry *p_ent = NULL;
760 struct qed_sp_init_data init_data;
761 struct qed_hw_cid_data *p_tx_cid;
762 u16 pq_id, abs_tx_q_id = 0;
763 int rc = -EINVAL;
764 u8 abs_vport_id;
765
766 /* Store information for the stop */
767 p_tx_cid = &p_hwfn->p_tx_cids[p_params->queue_id];
768 p_tx_cid->cid = cid;
769 p_tx_cid->opaque_fid = opaque_fid;
770
771 rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_vport_id);
772 if (rc)
773 return rc;
774
775 rc = qed_fw_l2_queue(p_hwfn, p_params->queue_id, &abs_tx_q_id);
776 if (rc)
777 return rc;
778
779 /* Get SPQ entry */
780 memset(&init_data, 0, sizeof(init_data));
781 init_data.cid = cid;
782 init_data.opaque_fid = opaque_fid;
783 init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
784
785 rc = qed_sp_init_request(p_hwfn, &p_ent,
786 ETH_RAMROD_TX_QUEUE_START,
787 PROTOCOLID_ETH, &init_data);
788 if (rc)
789 return rc;
790
791 p_ramrod = &p_ent->ramrod.tx_queue_start;
792 p_ramrod->vport_id = abs_vport_id;
793
794 p_ramrod->sb_id = cpu_to_le16(p_params->sb);
795 p_ramrod->sb_index = p_params->sb_idx;
796 p_ramrod->stats_counter_id = stats_id;
797
798 p_ramrod->queue_zone_id = cpu_to_le16(abs_tx_q_id);
799 p_ramrod->pbl_size = cpu_to_le16(pbl_size);
800 DMA_REGPAIR_LE(p_ramrod->pbl_base_addr, pbl_addr);
801
802 pq_id = qed_get_qm_pq(p_hwfn,
803 PROTOCOLID_ETH,
804 p_pq_params);
805 p_ramrod->qm_pq_id = cpu_to_le16(pq_id);
806
807 return qed_spq_post(p_hwfn, p_ent, NULL);
808 }
809
810 static int
811 qed_sp_eth_tx_queue_start(struct qed_hwfn *p_hwfn,
812 u16 opaque_fid,
813 struct qed_queue_start_common_params *p_params,
814 dma_addr_t pbl_addr,
815 u16 pbl_size, void __iomem **pp_doorbell)
816 {
817 struct qed_hw_cid_data *p_tx_cid;
818 union qed_qm_pq_params pq_params;
819 u8 abs_stats_id = 0;
820 int rc;
821
822 if (IS_VF(p_hwfn->cdev)) {
823 return qed_vf_pf_txq_start(p_hwfn,
824 p_params->queue_id,
825 p_params->sb,
826 p_params->sb_idx,
827 pbl_addr, pbl_size, pp_doorbell);
828 }
829
830 rc = qed_fw_vport(p_hwfn, p_params->vport_id, &abs_stats_id);
831 if (rc)
832 return rc;
833
834 p_tx_cid = &p_hwfn->p_tx_cids[p_params->queue_id];
835 memset(p_tx_cid, 0, sizeof(*p_tx_cid));
836 memset(&pq_params, 0, sizeof(pq_params));
837
838 /* Allocate a CID for the queue */
839 rc = qed_cxt_acquire_cid(p_hwfn, PROTOCOLID_ETH,
840 &p_tx_cid->cid);
841 if (rc) {
842 DP_NOTICE(p_hwfn, "Failed to acquire cid\n");
843 return rc;
844 }
845 p_tx_cid->b_cid_allocated = true;
846
847 DP_VERBOSE(p_hwfn, QED_MSG_SP,
848 "opaque_fid=0x%x, cid=0x%x, tx_qid=0x%x, vport_id=0x%x, sb_id=0x%x\n",
849 opaque_fid, p_tx_cid->cid,
850 p_params->queue_id, p_params->vport_id, p_params->sb);
851
852 rc = qed_sp_eth_txq_start_ramrod(p_hwfn,
853 opaque_fid,
854 p_tx_cid->cid,
855 p_params,
856 abs_stats_id,
857 pbl_addr,
858 pbl_size,
859 &pq_params);
860
861 *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells +
862 qed_db_addr(p_tx_cid->cid, DQ_DEMS_LEGACY);
863
864 if (rc)
865 qed_sp_release_queue_cid(p_hwfn, p_tx_cid);
866
867 return rc;
868 }
869
870 int qed_sp_eth_tx_queue_stop(struct qed_hwfn *p_hwfn, u16 tx_queue_id)
871 {
872 struct qed_hw_cid_data *p_tx_cid = &p_hwfn->p_tx_cids[tx_queue_id];
873 struct qed_spq_entry *p_ent = NULL;
874 struct qed_sp_init_data init_data;
875 int rc = -EINVAL;
876
877 if (IS_VF(p_hwfn->cdev))
878 return qed_vf_pf_txq_stop(p_hwfn, tx_queue_id);
879
880 /* Get SPQ entry */
881 memset(&init_data, 0, sizeof(init_data));
882 init_data.cid = p_tx_cid->cid;
883 init_data.opaque_fid = p_tx_cid->opaque_fid;
884 init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
885
886 rc = qed_sp_init_request(p_hwfn, &p_ent,
887 ETH_RAMROD_TX_QUEUE_STOP,
888 PROTOCOLID_ETH, &init_data);
889 if (rc)
890 return rc;
891
892 rc = qed_spq_post(p_hwfn, p_ent, NULL);
893 if (rc)
894 return rc;
895
896 return qed_sp_release_queue_cid(p_hwfn, p_tx_cid);
897 }
898
899 static enum eth_filter_action
900 qed_filter_action(enum qed_filter_opcode opcode)
901 {
902 enum eth_filter_action action = MAX_ETH_FILTER_ACTION;
903
904 switch (opcode) {
905 case QED_FILTER_ADD:
906 action = ETH_FILTER_ACTION_ADD;
907 break;
908 case QED_FILTER_REMOVE:
909 action = ETH_FILTER_ACTION_REMOVE;
910 break;
911 case QED_FILTER_FLUSH:
912 action = ETH_FILTER_ACTION_REMOVE_ALL;
913 break;
914 default:
915 action = MAX_ETH_FILTER_ACTION;
916 }
917
918 return action;
919 }
920
921 static void qed_set_fw_mac_addr(__le16 *fw_msb,
922 __le16 *fw_mid,
923 __le16 *fw_lsb,
924 u8 *mac)
925 {
926 ((u8 *)fw_msb)[0] = mac[1];
927 ((u8 *)fw_msb)[1] = mac[0];
928 ((u8 *)fw_mid)[0] = mac[3];
929 ((u8 *)fw_mid)[1] = mac[2];
930 ((u8 *)fw_lsb)[0] = mac[5];
931 ((u8 *)fw_lsb)[1] = mac[4];
932 }
933
934 static int
935 qed_filter_ucast_common(struct qed_hwfn *p_hwfn,
936 u16 opaque_fid,
937 struct qed_filter_ucast *p_filter_cmd,
938 struct vport_filter_update_ramrod_data **pp_ramrod,
939 struct qed_spq_entry **pp_ent,
940 enum spq_mode comp_mode,
941 struct qed_spq_comp_cb *p_comp_data)
942 {
943 u8 vport_to_add_to = 0, vport_to_remove_from = 0;
944 struct vport_filter_update_ramrod_data *p_ramrod;
945 struct eth_filter_cmd *p_first_filter;
946 struct eth_filter_cmd *p_second_filter;
947 struct qed_sp_init_data init_data;
948 enum eth_filter_action action;
949 int rc;
950
951 rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_remove_from,
952 &vport_to_remove_from);
953 if (rc)
954 return rc;
955
956 rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_add_to,
957 &vport_to_add_to);
958 if (rc)
959 return rc;
960
961 /* Get SPQ entry */
962 memset(&init_data, 0, sizeof(init_data));
963 init_data.cid = qed_spq_get_cid(p_hwfn);
964 init_data.opaque_fid = opaque_fid;
965 init_data.comp_mode = comp_mode;
966 init_data.p_comp_data = p_comp_data;
967
968 rc = qed_sp_init_request(p_hwfn, pp_ent,
969 ETH_RAMROD_FILTERS_UPDATE,
970 PROTOCOLID_ETH, &init_data);
971 if (rc)
972 return rc;
973
974 *pp_ramrod = &(*pp_ent)->ramrod.vport_filter_update;
975 p_ramrod = *pp_ramrod;
976 p_ramrod->filter_cmd_hdr.rx = p_filter_cmd->is_rx_filter ? 1 : 0;
977 p_ramrod->filter_cmd_hdr.tx = p_filter_cmd->is_tx_filter ? 1 : 0;
978
979 switch (p_filter_cmd->opcode) {
980 case QED_FILTER_REPLACE:
981 case QED_FILTER_MOVE:
982 p_ramrod->filter_cmd_hdr.cmd_cnt = 2; break;
983 default:
984 p_ramrod->filter_cmd_hdr.cmd_cnt = 1; break;
985 }
986
987 p_first_filter = &p_ramrod->filter_cmds[0];
988 p_second_filter = &p_ramrod->filter_cmds[1];
989
990 switch (p_filter_cmd->type) {
991 case QED_FILTER_MAC:
992 p_first_filter->type = ETH_FILTER_TYPE_MAC; break;
993 case QED_FILTER_VLAN:
994 p_first_filter->type = ETH_FILTER_TYPE_VLAN; break;
995 case QED_FILTER_MAC_VLAN:
996 p_first_filter->type = ETH_FILTER_TYPE_PAIR; break;
997 case QED_FILTER_INNER_MAC:
998 p_first_filter->type = ETH_FILTER_TYPE_INNER_MAC; break;
999 case QED_FILTER_INNER_VLAN:
1000 p_first_filter->type = ETH_FILTER_TYPE_INNER_VLAN; break;
1001 case QED_FILTER_INNER_PAIR:
1002 p_first_filter->type = ETH_FILTER_TYPE_INNER_PAIR; break;
1003 case QED_FILTER_INNER_MAC_VNI_PAIR:
1004 p_first_filter->type = ETH_FILTER_TYPE_INNER_MAC_VNI_PAIR;
1005 break;
1006 case QED_FILTER_MAC_VNI_PAIR:
1007 p_first_filter->type = ETH_FILTER_TYPE_MAC_VNI_PAIR; break;
1008 case QED_FILTER_VNI:
1009 p_first_filter->type = ETH_FILTER_TYPE_VNI; break;
1010 }
1011
1012 if ((p_first_filter->type == ETH_FILTER_TYPE_MAC) ||
1013 (p_first_filter->type == ETH_FILTER_TYPE_PAIR) ||
1014 (p_first_filter->type == ETH_FILTER_TYPE_INNER_MAC) ||
1015 (p_first_filter->type == ETH_FILTER_TYPE_INNER_PAIR) ||
1016 (p_first_filter->type == ETH_FILTER_TYPE_INNER_MAC_VNI_PAIR) ||
1017 (p_first_filter->type == ETH_FILTER_TYPE_MAC_VNI_PAIR)) {
1018 qed_set_fw_mac_addr(&p_first_filter->mac_msb,
1019 &p_first_filter->mac_mid,
1020 &p_first_filter->mac_lsb,
1021 (u8 *)p_filter_cmd->mac);
1022 }
1023
1024 if ((p_first_filter->type == ETH_FILTER_TYPE_VLAN) ||
1025 (p_first_filter->type == ETH_FILTER_TYPE_PAIR) ||
1026 (p_first_filter->type == ETH_FILTER_TYPE_INNER_VLAN) ||
1027 (p_first_filter->type == ETH_FILTER_TYPE_INNER_PAIR))
1028 p_first_filter->vlan_id = cpu_to_le16(p_filter_cmd->vlan);
1029
1030 if ((p_first_filter->type == ETH_FILTER_TYPE_INNER_MAC_VNI_PAIR) ||
1031 (p_first_filter->type == ETH_FILTER_TYPE_MAC_VNI_PAIR) ||
1032 (p_first_filter->type == ETH_FILTER_TYPE_VNI))
1033 p_first_filter->vni = cpu_to_le32(p_filter_cmd->vni);
1034
1035 if (p_filter_cmd->opcode == QED_FILTER_MOVE) {
1036 p_second_filter->type = p_first_filter->type;
1037 p_second_filter->mac_msb = p_first_filter->mac_msb;
1038 p_second_filter->mac_mid = p_first_filter->mac_mid;
1039 p_second_filter->mac_lsb = p_first_filter->mac_lsb;
1040 p_second_filter->vlan_id = p_first_filter->vlan_id;
1041 p_second_filter->vni = p_first_filter->vni;
1042
1043 p_first_filter->action = ETH_FILTER_ACTION_REMOVE;
1044
1045 p_first_filter->vport_id = vport_to_remove_from;
1046
1047 p_second_filter->action = ETH_FILTER_ACTION_ADD;
1048 p_second_filter->vport_id = vport_to_add_to;
1049 } else if (p_filter_cmd->opcode == QED_FILTER_REPLACE) {
1050 p_first_filter->vport_id = vport_to_add_to;
1051 memcpy(p_second_filter, p_first_filter,
1052 sizeof(*p_second_filter));
1053 p_first_filter->action = ETH_FILTER_ACTION_REMOVE_ALL;
1054 p_second_filter->action = ETH_FILTER_ACTION_ADD;
1055 } else {
1056 action = qed_filter_action(p_filter_cmd->opcode);
1057
1058 if (action == MAX_ETH_FILTER_ACTION) {
1059 DP_NOTICE(p_hwfn,
1060 "%d is not supported yet\n",
1061 p_filter_cmd->opcode);
1062 return -EINVAL;
1063 }
1064
1065 p_first_filter->action = action;
1066 p_first_filter->vport_id = (p_filter_cmd->opcode ==
1067 QED_FILTER_REMOVE) ?
1068 vport_to_remove_from :
1069 vport_to_add_to;
1070 }
1071
1072 return 0;
1073 }
1074
1075 int qed_sp_eth_filter_ucast(struct qed_hwfn *p_hwfn,
1076 u16 opaque_fid,
1077 struct qed_filter_ucast *p_filter_cmd,
1078 enum spq_mode comp_mode,
1079 struct qed_spq_comp_cb *p_comp_data)
1080 {
1081 struct vport_filter_update_ramrod_data *p_ramrod = NULL;
1082 struct qed_spq_entry *p_ent = NULL;
1083 struct eth_filter_cmd_header *p_header;
1084 int rc;
1085
1086 rc = qed_filter_ucast_common(p_hwfn, opaque_fid, p_filter_cmd,
1087 &p_ramrod, &p_ent,
1088 comp_mode, p_comp_data);
1089 if (rc != 0) {
1090 DP_ERR(p_hwfn, "Uni. filter command failed %d\n", rc);
1091 return rc;
1092 }
1093 p_header = &p_ramrod->filter_cmd_hdr;
1094 p_header->assert_on_error = p_filter_cmd->assert_on_error;
1095
1096 rc = qed_spq_post(p_hwfn, p_ent, NULL);
1097 if (rc != 0) {
1098 DP_ERR(p_hwfn,
1099 "Unicast filter ADD command failed %d\n",
1100 rc);
1101 return rc;
1102 }
1103
1104 DP_VERBOSE(p_hwfn, QED_MSG_SP,
1105 "Unicast filter configured, opcode = %s, type = %s, cmd_cnt = %d, is_rx_filter = %d, is_tx_filter = %d\n",
1106 (p_filter_cmd->opcode == QED_FILTER_ADD) ? "ADD" :
1107 ((p_filter_cmd->opcode == QED_FILTER_REMOVE) ?
1108 "REMOVE" :
1109 ((p_filter_cmd->opcode == QED_FILTER_MOVE) ?
1110 "MOVE" : "REPLACE")),
1111 (p_filter_cmd->type == QED_FILTER_MAC) ? "MAC" :
1112 ((p_filter_cmd->type == QED_FILTER_VLAN) ?
1113 "VLAN" : "MAC & VLAN"),
1114 p_ramrod->filter_cmd_hdr.cmd_cnt,
1115 p_filter_cmd->is_rx_filter,
1116 p_filter_cmd->is_tx_filter);
1117 DP_VERBOSE(p_hwfn, QED_MSG_SP,
1118 "vport_to_add_to = %d, vport_to_remove_from = %d, mac = %2x:%2x:%2x:%2x:%2x:%2x, vlan = %d\n",
1119 p_filter_cmd->vport_to_add_to,
1120 p_filter_cmd->vport_to_remove_from,
1121 p_filter_cmd->mac[0],
1122 p_filter_cmd->mac[1],
1123 p_filter_cmd->mac[2],
1124 p_filter_cmd->mac[3],
1125 p_filter_cmd->mac[4],
1126 p_filter_cmd->mac[5],
1127 p_filter_cmd->vlan);
1128
1129 return 0;
1130 }
1131
1132 /*******************************************************************************
1133 * Description:
1134 * Calculates crc 32 on a buffer
1135 * Note: crc32_length MUST be aligned to 8
1136 * Return:
1137 ******************************************************************************/
1138 static u32 qed_calc_crc32c(u8 *crc32_packet,
1139 u32 crc32_length,
1140 u32 crc32_seed,
1141 u8 complement)
1142 {
1143 u32 byte = 0;
1144 u32 bit = 0;
1145 u8 msb = 0;
1146 u8 current_byte = 0;
1147 u32 crc32_result = crc32_seed;
1148
1149 if ((!crc32_packet) ||
1150 (crc32_length == 0) ||
1151 ((crc32_length % 8) != 0))
1152 return crc32_result;
1153 for (byte = 0; byte < crc32_length; byte++) {
1154 current_byte = crc32_packet[byte];
1155 for (bit = 0; bit < 8; bit++) {
1156 msb = (u8)(crc32_result >> 31);
1157 crc32_result = crc32_result << 1;
1158 if (msb != (0x1 & (current_byte >> bit))) {
1159 crc32_result = crc32_result ^ CRC32_POLY;
1160 crc32_result |= 1; /*crc32_result[0] = 1;*/
1161 }
1162 }
1163 }
1164 return crc32_result;
1165 }
1166
1167 static inline u32 qed_crc32c_le(u32 seed,
1168 u8 *mac,
1169 u32 len)
1170 {
1171 u32 packet_buf[2] = { 0 };
1172
1173 memcpy((u8 *)(&packet_buf[0]), &mac[0], 6);
1174 return qed_calc_crc32c((u8 *)packet_buf, 8, seed, 0);
1175 }
1176
1177 u8 qed_mcast_bin_from_mac(u8 *mac)
1178 {
1179 u32 crc = qed_crc32c_le(ETH_MULTICAST_BIN_FROM_MAC_SEED,
1180 mac, ETH_ALEN);
1181
1182 return crc & 0xff;
1183 }
1184
1185 static int
1186 qed_sp_eth_filter_mcast(struct qed_hwfn *p_hwfn,
1187 u16 opaque_fid,
1188 struct qed_filter_mcast *p_filter_cmd,
1189 enum spq_mode comp_mode,
1190 struct qed_spq_comp_cb *p_comp_data)
1191 {
1192 unsigned long bins[ETH_MULTICAST_MAC_BINS_IN_REGS];
1193 struct vport_update_ramrod_data *p_ramrod = NULL;
1194 struct qed_spq_entry *p_ent = NULL;
1195 struct qed_sp_init_data init_data;
1196 u8 abs_vport_id = 0;
1197 int rc, i;
1198
1199 if (p_filter_cmd->opcode == QED_FILTER_ADD) {
1200 rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_add_to,
1201 &abs_vport_id);
1202 if (rc)
1203 return rc;
1204 } else {
1205 rc = qed_fw_vport(p_hwfn, p_filter_cmd->vport_to_remove_from,
1206 &abs_vport_id);
1207 if (rc)
1208 return rc;
1209 }
1210
1211 /* Get SPQ entry */
1212 memset(&init_data, 0, sizeof(init_data));
1213 init_data.cid = qed_spq_get_cid(p_hwfn);
1214 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
1215 init_data.comp_mode = comp_mode;
1216 init_data.p_comp_data = p_comp_data;
1217
1218 rc = qed_sp_init_request(p_hwfn, &p_ent,
1219 ETH_RAMROD_VPORT_UPDATE,
1220 PROTOCOLID_ETH, &init_data);
1221 if (rc) {
1222 DP_ERR(p_hwfn, "Multi-cast command failed %d\n", rc);
1223 return rc;
1224 }
1225
1226 p_ramrod = &p_ent->ramrod.vport_update;
1227 p_ramrod->common.update_approx_mcast_flg = 1;
1228
1229 /* explicitly clear out the entire vector */
1230 memset(&p_ramrod->approx_mcast.bins, 0,
1231 sizeof(p_ramrod->approx_mcast.bins));
1232 memset(bins, 0, sizeof(unsigned long) *
1233 ETH_MULTICAST_MAC_BINS_IN_REGS);
1234 /* filter ADD op is explicit set op and it removes
1235 * any existing filters for the vport
1236 */
1237 if (p_filter_cmd->opcode == QED_FILTER_ADD) {
1238 for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) {
1239 u32 bit;
1240
1241 bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]);
1242 __set_bit(bit, bins);
1243 }
1244
1245 /* Convert to correct endianity */
1246 for (i = 0; i < ETH_MULTICAST_MAC_BINS_IN_REGS; i++) {
1247 u32 *p_bins = (u32 *)bins;
1248 struct vport_update_ramrod_mcast *approx_mcast;
1249
1250 approx_mcast = &p_ramrod->approx_mcast;
1251 approx_mcast->bins[i] = cpu_to_le32(p_bins[i]);
1252 }
1253 }
1254
1255 p_ramrod->common.vport_id = abs_vport_id;
1256
1257 return qed_spq_post(p_hwfn, p_ent, NULL);
1258 }
1259
1260 static int qed_filter_mcast_cmd(struct qed_dev *cdev,
1261 struct qed_filter_mcast *p_filter_cmd,
1262 enum spq_mode comp_mode,
1263 struct qed_spq_comp_cb *p_comp_data)
1264 {
1265 int rc = 0;
1266 int i;
1267
1268 /* only ADD and REMOVE operations are supported for multi-cast */
1269 if ((p_filter_cmd->opcode != QED_FILTER_ADD &&
1270 (p_filter_cmd->opcode != QED_FILTER_REMOVE)) ||
1271 (p_filter_cmd->num_mc_addrs > QED_MAX_MC_ADDRS))
1272 return -EINVAL;
1273
1274 for_each_hwfn(cdev, i) {
1275 struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
1276
1277 u16 opaque_fid;
1278
1279 if (IS_VF(cdev)) {
1280 qed_vf_pf_filter_mcast(p_hwfn, p_filter_cmd);
1281 continue;
1282 }
1283
1284 opaque_fid = p_hwfn->hw_info.opaque_fid;
1285
1286 rc = qed_sp_eth_filter_mcast(p_hwfn,
1287 opaque_fid,
1288 p_filter_cmd,
1289 comp_mode,
1290 p_comp_data);
1291 }
1292 return rc;
1293 }
1294
1295 static int qed_filter_ucast_cmd(struct qed_dev *cdev,
1296 struct qed_filter_ucast *p_filter_cmd,
1297 enum spq_mode comp_mode,
1298 struct qed_spq_comp_cb *p_comp_data)
1299 {
1300 int rc = 0;
1301 int i;
1302
1303 for_each_hwfn(cdev, i) {
1304 struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
1305 u16 opaque_fid;
1306
1307 if (IS_VF(cdev)) {
1308 rc = qed_vf_pf_filter_ucast(p_hwfn, p_filter_cmd);
1309 continue;
1310 }
1311
1312 opaque_fid = p_hwfn->hw_info.opaque_fid;
1313
1314 rc = qed_sp_eth_filter_ucast(p_hwfn,
1315 opaque_fid,
1316 p_filter_cmd,
1317 comp_mode,
1318 p_comp_data);
1319 if (rc != 0)
1320 break;
1321 }
1322
1323 return rc;
1324 }
1325
1326 /* Statistics related code */
1327 static void __qed_get_vport_pstats_addrlen(struct qed_hwfn *p_hwfn,
1328 u32 *p_addr,
1329 u32 *p_len, u16 statistics_bin)
1330 {
1331 if (IS_PF(p_hwfn->cdev)) {
1332 *p_addr = BAR0_MAP_REG_PSDM_RAM +
1333 PSTORM_QUEUE_STAT_OFFSET(statistics_bin);
1334 *p_len = sizeof(struct eth_pstorm_per_queue_stat);
1335 } else {
1336 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1337 struct pfvf_acquire_resp_tlv *p_resp = &p_iov->acquire_resp;
1338
1339 *p_addr = p_resp->pfdev_info.stats_info.pstats.address;
1340 *p_len = p_resp->pfdev_info.stats_info.pstats.len;
1341 }
1342 }
1343
1344 static void __qed_get_vport_pstats(struct qed_hwfn *p_hwfn,
1345 struct qed_ptt *p_ptt,
1346 struct qed_eth_stats *p_stats,
1347 u16 statistics_bin)
1348 {
1349 struct eth_pstorm_per_queue_stat pstats;
1350 u32 pstats_addr = 0, pstats_len = 0;
1351
1352 __qed_get_vport_pstats_addrlen(p_hwfn, &pstats_addr, &pstats_len,
1353 statistics_bin);
1354
1355 memset(&pstats, 0, sizeof(pstats));
1356 qed_memcpy_from(p_hwfn, p_ptt, &pstats, pstats_addr, pstats_len);
1357
1358 p_stats->tx_ucast_bytes += HILO_64_REGPAIR(pstats.sent_ucast_bytes);
1359 p_stats->tx_mcast_bytes += HILO_64_REGPAIR(pstats.sent_mcast_bytes);
1360 p_stats->tx_bcast_bytes += HILO_64_REGPAIR(pstats.sent_bcast_bytes);
1361 p_stats->tx_ucast_pkts += HILO_64_REGPAIR(pstats.sent_ucast_pkts);
1362 p_stats->tx_mcast_pkts += HILO_64_REGPAIR(pstats.sent_mcast_pkts);
1363 p_stats->tx_bcast_pkts += HILO_64_REGPAIR(pstats.sent_bcast_pkts);
1364 p_stats->tx_err_drop_pkts += HILO_64_REGPAIR(pstats.error_drop_pkts);
1365 }
1366
1367 static void __qed_get_vport_tstats(struct qed_hwfn *p_hwfn,
1368 struct qed_ptt *p_ptt,
1369 struct qed_eth_stats *p_stats,
1370 u16 statistics_bin)
1371 {
1372 struct tstorm_per_port_stat tstats;
1373 u32 tstats_addr, tstats_len;
1374
1375 if (IS_PF(p_hwfn->cdev)) {
1376 tstats_addr = BAR0_MAP_REG_TSDM_RAM +
1377 TSTORM_PORT_STAT_OFFSET(MFW_PORT(p_hwfn));
1378 tstats_len = sizeof(struct tstorm_per_port_stat);
1379 } else {
1380 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1381 struct pfvf_acquire_resp_tlv *p_resp = &p_iov->acquire_resp;
1382
1383 tstats_addr = p_resp->pfdev_info.stats_info.tstats.address;
1384 tstats_len = p_resp->pfdev_info.stats_info.tstats.len;
1385 }
1386
1387 memset(&tstats, 0, sizeof(tstats));
1388 qed_memcpy_from(p_hwfn, p_ptt, &tstats, tstats_addr, tstats_len);
1389
1390 p_stats->mftag_filter_discards +=
1391 HILO_64_REGPAIR(tstats.mftag_filter_discard);
1392 p_stats->mac_filter_discards +=
1393 HILO_64_REGPAIR(tstats.eth_mac_filter_discard);
1394 }
1395
1396 static void __qed_get_vport_ustats_addrlen(struct qed_hwfn *p_hwfn,
1397 u32 *p_addr,
1398 u32 *p_len, u16 statistics_bin)
1399 {
1400 if (IS_PF(p_hwfn->cdev)) {
1401 *p_addr = BAR0_MAP_REG_USDM_RAM +
1402 USTORM_QUEUE_STAT_OFFSET(statistics_bin);
1403 *p_len = sizeof(struct eth_ustorm_per_queue_stat);
1404 } else {
1405 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1406 struct pfvf_acquire_resp_tlv *p_resp = &p_iov->acquire_resp;
1407
1408 *p_addr = p_resp->pfdev_info.stats_info.ustats.address;
1409 *p_len = p_resp->pfdev_info.stats_info.ustats.len;
1410 }
1411 }
1412
1413 static void __qed_get_vport_ustats(struct qed_hwfn *p_hwfn,
1414 struct qed_ptt *p_ptt,
1415 struct qed_eth_stats *p_stats,
1416 u16 statistics_bin)
1417 {
1418 struct eth_ustorm_per_queue_stat ustats;
1419 u32 ustats_addr = 0, ustats_len = 0;
1420
1421 __qed_get_vport_ustats_addrlen(p_hwfn, &ustats_addr, &ustats_len,
1422 statistics_bin);
1423
1424 memset(&ustats, 0, sizeof(ustats));
1425 qed_memcpy_from(p_hwfn, p_ptt, &ustats, ustats_addr, ustats_len);
1426
1427 p_stats->rx_ucast_bytes += HILO_64_REGPAIR(ustats.rcv_ucast_bytes);
1428 p_stats->rx_mcast_bytes += HILO_64_REGPAIR(ustats.rcv_mcast_bytes);
1429 p_stats->rx_bcast_bytes += HILO_64_REGPAIR(ustats.rcv_bcast_bytes);
1430 p_stats->rx_ucast_pkts += HILO_64_REGPAIR(ustats.rcv_ucast_pkts);
1431 p_stats->rx_mcast_pkts += HILO_64_REGPAIR(ustats.rcv_mcast_pkts);
1432 p_stats->rx_bcast_pkts += HILO_64_REGPAIR(ustats.rcv_bcast_pkts);
1433 }
1434
1435 static void __qed_get_vport_mstats_addrlen(struct qed_hwfn *p_hwfn,
1436 u32 *p_addr,
1437 u32 *p_len, u16 statistics_bin)
1438 {
1439 if (IS_PF(p_hwfn->cdev)) {
1440 *p_addr = BAR0_MAP_REG_MSDM_RAM +
1441 MSTORM_QUEUE_STAT_OFFSET(statistics_bin);
1442 *p_len = sizeof(struct eth_mstorm_per_queue_stat);
1443 } else {
1444 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1445 struct pfvf_acquire_resp_tlv *p_resp = &p_iov->acquire_resp;
1446
1447 *p_addr = p_resp->pfdev_info.stats_info.mstats.address;
1448 *p_len = p_resp->pfdev_info.stats_info.mstats.len;
1449 }
1450 }
1451
1452 static void __qed_get_vport_mstats(struct qed_hwfn *p_hwfn,
1453 struct qed_ptt *p_ptt,
1454 struct qed_eth_stats *p_stats,
1455 u16 statistics_bin)
1456 {
1457 struct eth_mstorm_per_queue_stat mstats;
1458 u32 mstats_addr = 0, mstats_len = 0;
1459
1460 __qed_get_vport_mstats_addrlen(p_hwfn, &mstats_addr, &mstats_len,
1461 statistics_bin);
1462
1463 memset(&mstats, 0, sizeof(mstats));
1464 qed_memcpy_from(p_hwfn, p_ptt, &mstats, mstats_addr, mstats_len);
1465
1466 p_stats->no_buff_discards += HILO_64_REGPAIR(mstats.no_buff_discard);
1467 p_stats->packet_too_big_discard +=
1468 HILO_64_REGPAIR(mstats.packet_too_big_discard);
1469 p_stats->ttl0_discard += HILO_64_REGPAIR(mstats.ttl0_discard);
1470 p_stats->tpa_coalesced_pkts +=
1471 HILO_64_REGPAIR(mstats.tpa_coalesced_pkts);
1472 p_stats->tpa_coalesced_events +=
1473 HILO_64_REGPAIR(mstats.tpa_coalesced_events);
1474 p_stats->tpa_aborts_num += HILO_64_REGPAIR(mstats.tpa_aborts_num);
1475 p_stats->tpa_coalesced_bytes +=
1476 HILO_64_REGPAIR(mstats.tpa_coalesced_bytes);
1477 }
1478
1479 static void __qed_get_vport_port_stats(struct qed_hwfn *p_hwfn,
1480 struct qed_ptt *p_ptt,
1481 struct qed_eth_stats *p_stats)
1482 {
1483 struct port_stats port_stats;
1484 int j;
1485
1486 memset(&port_stats, 0, sizeof(port_stats));
1487
1488 qed_memcpy_from(p_hwfn, p_ptt, &port_stats,
1489 p_hwfn->mcp_info->port_addr +
1490 offsetof(struct public_port, stats),
1491 sizeof(port_stats));
1492
1493 p_stats->rx_64_byte_packets += port_stats.eth.r64;
1494 p_stats->rx_65_to_127_byte_packets += port_stats.eth.r127;
1495 p_stats->rx_128_to_255_byte_packets += port_stats.eth.r255;
1496 p_stats->rx_256_to_511_byte_packets += port_stats.eth.r511;
1497 p_stats->rx_512_to_1023_byte_packets += port_stats.eth.r1023;
1498 p_stats->rx_1024_to_1518_byte_packets += port_stats.eth.r1518;
1499 p_stats->rx_1519_to_1522_byte_packets += port_stats.eth.r1522;
1500 p_stats->rx_1519_to_2047_byte_packets += port_stats.eth.r2047;
1501 p_stats->rx_2048_to_4095_byte_packets += port_stats.eth.r4095;
1502 p_stats->rx_4096_to_9216_byte_packets += port_stats.eth.r9216;
1503 p_stats->rx_9217_to_16383_byte_packets += port_stats.eth.r16383;
1504 p_stats->rx_crc_errors += port_stats.eth.rfcs;
1505 p_stats->rx_mac_crtl_frames += port_stats.eth.rxcf;
1506 p_stats->rx_pause_frames += port_stats.eth.rxpf;
1507 p_stats->rx_pfc_frames += port_stats.eth.rxpp;
1508 p_stats->rx_align_errors += port_stats.eth.raln;
1509 p_stats->rx_carrier_errors += port_stats.eth.rfcr;
1510 p_stats->rx_oversize_packets += port_stats.eth.rovr;
1511 p_stats->rx_jabbers += port_stats.eth.rjbr;
1512 p_stats->rx_undersize_packets += port_stats.eth.rund;
1513 p_stats->rx_fragments += port_stats.eth.rfrg;
1514 p_stats->tx_64_byte_packets += port_stats.eth.t64;
1515 p_stats->tx_65_to_127_byte_packets += port_stats.eth.t127;
1516 p_stats->tx_128_to_255_byte_packets += port_stats.eth.t255;
1517 p_stats->tx_256_to_511_byte_packets += port_stats.eth.t511;
1518 p_stats->tx_512_to_1023_byte_packets += port_stats.eth.t1023;
1519 p_stats->tx_1024_to_1518_byte_packets += port_stats.eth.t1518;
1520 p_stats->tx_1519_to_2047_byte_packets += port_stats.eth.t2047;
1521 p_stats->tx_2048_to_4095_byte_packets += port_stats.eth.t4095;
1522 p_stats->tx_4096_to_9216_byte_packets += port_stats.eth.t9216;
1523 p_stats->tx_9217_to_16383_byte_packets += port_stats.eth.t16383;
1524 p_stats->tx_pause_frames += port_stats.eth.txpf;
1525 p_stats->tx_pfc_frames += port_stats.eth.txpp;
1526 p_stats->tx_lpi_entry_count += port_stats.eth.tlpiec;
1527 p_stats->tx_total_collisions += port_stats.eth.tncl;
1528 p_stats->rx_mac_bytes += port_stats.eth.rbyte;
1529 p_stats->rx_mac_uc_packets += port_stats.eth.rxuca;
1530 p_stats->rx_mac_mc_packets += port_stats.eth.rxmca;
1531 p_stats->rx_mac_bc_packets += port_stats.eth.rxbca;
1532 p_stats->rx_mac_frames_ok += port_stats.eth.rxpok;
1533 p_stats->tx_mac_bytes += port_stats.eth.tbyte;
1534 p_stats->tx_mac_uc_packets += port_stats.eth.txuca;
1535 p_stats->tx_mac_mc_packets += port_stats.eth.txmca;
1536 p_stats->tx_mac_bc_packets += port_stats.eth.txbca;
1537 p_stats->tx_mac_ctrl_frames += port_stats.eth.txcf;
1538 for (j = 0; j < 8; j++) {
1539 p_stats->brb_truncates += port_stats.brb.brb_truncate[j];
1540 p_stats->brb_discards += port_stats.brb.brb_discard[j];
1541 }
1542 }
1543
1544 static void __qed_get_vport_stats(struct qed_hwfn *p_hwfn,
1545 struct qed_ptt *p_ptt,
1546 struct qed_eth_stats *stats,
1547 u16 statistics_bin, bool b_get_port_stats)
1548 {
1549 __qed_get_vport_mstats(p_hwfn, p_ptt, stats, statistics_bin);
1550 __qed_get_vport_ustats(p_hwfn, p_ptt, stats, statistics_bin);
1551 __qed_get_vport_tstats(p_hwfn, p_ptt, stats, statistics_bin);
1552 __qed_get_vport_pstats(p_hwfn, p_ptt, stats, statistics_bin);
1553
1554 if (b_get_port_stats && p_hwfn->mcp_info)
1555 __qed_get_vport_port_stats(p_hwfn, p_ptt, stats);
1556 }
1557
1558 static void _qed_get_vport_stats(struct qed_dev *cdev,
1559 struct qed_eth_stats *stats)
1560 {
1561 u8 fw_vport = 0;
1562 int i;
1563
1564 memset(stats, 0, sizeof(*stats));
1565
1566 for_each_hwfn(cdev, i) {
1567 struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
1568 struct qed_ptt *p_ptt = IS_PF(cdev) ? qed_ptt_acquire(p_hwfn)
1569 : NULL;
1570
1571 if (IS_PF(cdev)) {
1572 /* The main vport index is relative first */
1573 if (qed_fw_vport(p_hwfn, 0, &fw_vport)) {
1574 DP_ERR(p_hwfn, "No vport available!\n");
1575 goto out;
1576 }
1577 }
1578
1579 if (IS_PF(cdev) && !p_ptt) {
1580 DP_ERR(p_hwfn, "Failed to acquire ptt\n");
1581 continue;
1582 }
1583
1584 __qed_get_vport_stats(p_hwfn, p_ptt, stats, fw_vport,
1585 IS_PF(cdev) ? true : false);
1586
1587 out:
1588 if (IS_PF(cdev) && p_ptt)
1589 qed_ptt_release(p_hwfn, p_ptt);
1590 }
1591 }
1592
1593 void qed_get_vport_stats(struct qed_dev *cdev,
1594 struct qed_eth_stats *stats)
1595 {
1596 u32 i;
1597
1598 if (!cdev) {
1599 memset(stats, 0, sizeof(*stats));
1600 return;
1601 }
1602
1603 _qed_get_vport_stats(cdev, stats);
1604
1605 if (!cdev->reset_stats)
1606 return;
1607
1608 /* Reduce the statistics baseline */
1609 for (i = 0; i < sizeof(struct qed_eth_stats) / sizeof(u64); i++)
1610 ((u64 *)stats)[i] -= ((u64 *)cdev->reset_stats)[i];
1611 }
1612
1613 /* zeroes V-PORT specific portion of stats (Port stats remains untouched) */
1614 void qed_reset_vport_stats(struct qed_dev *cdev)
1615 {
1616 int i;
1617
1618 for_each_hwfn(cdev, i) {
1619 struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
1620 struct eth_mstorm_per_queue_stat mstats;
1621 struct eth_ustorm_per_queue_stat ustats;
1622 struct eth_pstorm_per_queue_stat pstats;
1623 struct qed_ptt *p_ptt = IS_PF(cdev) ? qed_ptt_acquire(p_hwfn)
1624 : NULL;
1625 u32 addr = 0, len = 0;
1626
1627 if (IS_PF(cdev) && !p_ptt) {
1628 DP_ERR(p_hwfn, "Failed to acquire ptt\n");
1629 continue;
1630 }
1631
1632 memset(&mstats, 0, sizeof(mstats));
1633 __qed_get_vport_mstats_addrlen(p_hwfn, &addr, &len, 0);
1634 qed_memcpy_to(p_hwfn, p_ptt, addr, &mstats, len);
1635
1636 memset(&ustats, 0, sizeof(ustats));
1637 __qed_get_vport_ustats_addrlen(p_hwfn, &addr, &len, 0);
1638 qed_memcpy_to(p_hwfn, p_ptt, addr, &ustats, len);
1639
1640 memset(&pstats, 0, sizeof(pstats));
1641 __qed_get_vport_pstats_addrlen(p_hwfn, &addr, &len, 0);
1642 qed_memcpy_to(p_hwfn, p_ptt, addr, &pstats, len);
1643
1644 if (IS_PF(cdev))
1645 qed_ptt_release(p_hwfn, p_ptt);
1646 }
1647
1648 /* PORT statistics are not necessarily reset, so we need to
1649 * read and create a baseline for future statistics.
1650 */
1651 if (!cdev->reset_stats)
1652 DP_INFO(cdev, "Reset stats not allocated\n");
1653 else
1654 _qed_get_vport_stats(cdev, cdev->reset_stats);
1655 }
1656
1657 static int qed_fill_eth_dev_info(struct qed_dev *cdev,
1658 struct qed_dev_eth_info *info)
1659 {
1660 int i;
1661
1662 memset(info, 0, sizeof(*info));
1663
1664 info->num_tc = 1;
1665
1666 if (IS_PF(cdev)) {
1667 int max_vf_vlan_filters = 0;
1668
1669 if (cdev->int_params.out.int_mode == QED_INT_MODE_MSIX) {
1670 for_each_hwfn(cdev, i)
1671 info->num_queues +=
1672 FEAT_NUM(&cdev->hwfns[i], QED_PF_L2_QUE);
1673 if (cdev->int_params.fp_msix_cnt)
1674 info->num_queues =
1675 min_t(u8, info->num_queues,
1676 cdev->int_params.fp_msix_cnt);
1677 } else {
1678 info->num_queues = cdev->num_hwfns;
1679 }
1680
1681 if (IS_QED_SRIOV(cdev))
1682 max_vf_vlan_filters = cdev->p_iov_info->total_vfs *
1683 QED_ETH_VF_NUM_VLAN_FILTERS;
1684 info->num_vlan_filters = RESC_NUM(&cdev->hwfns[0], QED_VLAN) -
1685 max_vf_vlan_filters;
1686
1687 ether_addr_copy(info->port_mac,
1688 cdev->hwfns[0].hw_info.hw_mac_addr);
1689 } else {
1690 qed_vf_get_num_rxqs(QED_LEADING_HWFN(cdev), &info->num_queues);
1691 if (cdev->num_hwfns > 1) {
1692 u8 queues = 0;
1693
1694 qed_vf_get_num_rxqs(&cdev->hwfns[1], &queues);
1695 info->num_queues += queues;
1696 }
1697
1698 qed_vf_get_num_vlan_filters(&cdev->hwfns[0],
1699 &info->num_vlan_filters);
1700 qed_vf_get_port_mac(&cdev->hwfns[0], info->port_mac);
1701 }
1702
1703 qed_fill_dev_info(cdev, &info->common);
1704
1705 if (IS_VF(cdev))
1706 memset(info->common.hw_mac, 0, ETH_ALEN);
1707
1708 return 0;
1709 }
1710
1711 static void qed_register_eth_ops(struct qed_dev *cdev,
1712 struct qed_eth_cb_ops *ops, void *cookie)
1713 {
1714 cdev->protocol_ops.eth = ops;
1715 cdev->ops_cookie = cookie;
1716
1717 /* For VF, we start bulletin reading */
1718 if (IS_VF(cdev))
1719 qed_vf_start_iov_wq(cdev);
1720 }
1721
1722 static bool qed_check_mac(struct qed_dev *cdev, u8 *mac)
1723 {
1724 if (IS_PF(cdev))
1725 return true;
1726
1727 return qed_vf_check_mac(&cdev->hwfns[0], mac);
1728 }
1729
1730 static int qed_start_vport(struct qed_dev *cdev,
1731 struct qed_start_vport_params *params)
1732 {
1733 int rc, i;
1734
1735 for_each_hwfn(cdev, i) {
1736 struct qed_sp_vport_start_params start = { 0 };
1737 struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
1738
1739 start.tpa_mode = params->gro_enable ? QED_TPA_MODE_GRO :
1740 QED_TPA_MODE_NONE;
1741 start.remove_inner_vlan = params->remove_inner_vlan;
1742 start.only_untagged = true; /* untagged only */
1743 start.drop_ttl0 = params->drop_ttl0;
1744 start.opaque_fid = p_hwfn->hw_info.opaque_fid;
1745 start.concrete_fid = p_hwfn->hw_info.concrete_fid;
1746 start.vport_id = params->vport_id;
1747 start.max_buffers_per_cqe = 16;
1748 start.mtu = params->mtu;
1749
1750 rc = qed_sp_vport_start(p_hwfn, &start);
1751 if (rc) {
1752 DP_ERR(cdev, "Failed to start VPORT\n");
1753 return rc;
1754 }
1755
1756 qed_hw_start_fastpath(p_hwfn);
1757
1758 DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
1759 "Started V-PORT %d with MTU %d\n",
1760 start.vport_id, start.mtu);
1761 }
1762
1763 if (params->clear_stats)
1764 qed_reset_vport_stats(cdev);
1765
1766 return 0;
1767 }
1768
1769 static int qed_stop_vport(struct qed_dev *cdev,
1770 u8 vport_id)
1771 {
1772 int rc, i;
1773
1774 for_each_hwfn(cdev, i) {
1775 struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
1776
1777 rc = qed_sp_vport_stop(p_hwfn,
1778 p_hwfn->hw_info.opaque_fid,
1779 vport_id);
1780
1781 if (rc) {
1782 DP_ERR(cdev, "Failed to stop VPORT\n");
1783 return rc;
1784 }
1785 }
1786 return 0;
1787 }
1788
1789 static int qed_update_vport(struct qed_dev *cdev,
1790 struct qed_update_vport_params *params)
1791 {
1792 struct qed_sp_vport_update_params sp_params;
1793 struct qed_rss_params sp_rss_params;
1794 int rc, i;
1795
1796 if (!cdev)
1797 return -ENODEV;
1798
1799 memset(&sp_params, 0, sizeof(sp_params));
1800 memset(&sp_rss_params, 0, sizeof(sp_rss_params));
1801
1802 /* Translate protocol params into sp params */
1803 sp_params.vport_id = params->vport_id;
1804 sp_params.update_vport_active_rx_flg =
1805 params->update_vport_active_flg;
1806 sp_params.update_vport_active_tx_flg =
1807 params->update_vport_active_flg;
1808 sp_params.vport_active_rx_flg = params->vport_active_flg;
1809 sp_params.vport_active_tx_flg = params->vport_active_flg;
1810 sp_params.update_tx_switching_flg = params->update_tx_switching_flg;
1811 sp_params.tx_switching_flg = params->tx_switching_flg;
1812 sp_params.accept_any_vlan = params->accept_any_vlan;
1813 sp_params.update_accept_any_vlan_flg =
1814 params->update_accept_any_vlan_flg;
1815
1816 /* RSS - is a bit tricky, since upper-layer isn't familiar with hwfns.
1817 * We need to re-fix the rss values per engine for CMT.
1818 */
1819 if (cdev->num_hwfns > 1 && params->update_rss_flg) {
1820 struct qed_update_vport_rss_params *rss =
1821 &params->rss_params;
1822 int k, max = 0;
1823
1824 /* Find largest entry, since it's possible RSS needs to
1825 * be disabled [in case only 1 queue per-hwfn]
1826 */
1827 for (k = 0; k < QED_RSS_IND_TABLE_SIZE; k++)
1828 max = (max > rss->rss_ind_table[k]) ?
1829 max : rss->rss_ind_table[k];
1830
1831 /* Either fix RSS values or disable RSS */
1832 if (cdev->num_hwfns < max + 1) {
1833 int divisor = (max + cdev->num_hwfns - 1) /
1834 cdev->num_hwfns;
1835
1836 DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
1837 "CMT - fixing RSS values (modulo %02x)\n",
1838 divisor);
1839
1840 for (k = 0; k < QED_RSS_IND_TABLE_SIZE; k++)
1841 rss->rss_ind_table[k] =
1842 rss->rss_ind_table[k] % divisor;
1843 } else {
1844 DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
1845 "CMT - 1 queue per-hwfn; Disabling RSS\n");
1846 params->update_rss_flg = 0;
1847 }
1848 }
1849
1850 /* Now, update the RSS configuration for actual configuration */
1851 if (params->update_rss_flg) {
1852 sp_rss_params.update_rss_config = 1;
1853 sp_rss_params.rss_enable = 1;
1854 sp_rss_params.update_rss_capabilities = 1;
1855 sp_rss_params.update_rss_ind_table = 1;
1856 sp_rss_params.update_rss_key = 1;
1857 sp_rss_params.rss_caps = params->rss_params.rss_caps;
1858 sp_rss_params.rss_table_size_log = 7; /* 2^7 = 128 */
1859 memcpy(sp_rss_params.rss_ind_table,
1860 params->rss_params.rss_ind_table,
1861 QED_RSS_IND_TABLE_SIZE * sizeof(u16));
1862 memcpy(sp_rss_params.rss_key, params->rss_params.rss_key,
1863 QED_RSS_KEY_SIZE * sizeof(u32));
1864 }
1865 sp_params.rss_params = &sp_rss_params;
1866
1867 for_each_hwfn(cdev, i) {
1868 struct qed_hwfn *p_hwfn = &cdev->hwfns[i];
1869
1870 sp_params.opaque_fid = p_hwfn->hw_info.opaque_fid;
1871 rc = qed_sp_vport_update(p_hwfn, &sp_params,
1872 QED_SPQ_MODE_EBLOCK,
1873 NULL);
1874 if (rc) {
1875 DP_ERR(cdev, "Failed to update VPORT\n");
1876 return rc;
1877 }
1878
1879 DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
1880 "Updated V-PORT %d: active_flag %d [update %d]\n",
1881 params->vport_id, params->vport_active_flg,
1882 params->update_vport_active_flg);
1883 }
1884
1885 return 0;
1886 }
1887
1888 static int qed_start_rxq(struct qed_dev *cdev,
1889 struct qed_queue_start_common_params *params,
1890 u16 bd_max_bytes,
1891 dma_addr_t bd_chain_phys_addr,
1892 dma_addr_t cqe_pbl_addr,
1893 u16 cqe_pbl_size,
1894 void __iomem **pp_prod)
1895 {
1896 int rc, hwfn_index;
1897 struct qed_hwfn *p_hwfn;
1898
1899 hwfn_index = params->rss_id % cdev->num_hwfns;
1900 p_hwfn = &cdev->hwfns[hwfn_index];
1901
1902 /* Fix queue ID in 100g mode */
1903 params->queue_id /= cdev->num_hwfns;
1904
1905 rc = qed_sp_eth_rx_queue_start(p_hwfn,
1906 p_hwfn->hw_info.opaque_fid,
1907 params,
1908 bd_max_bytes,
1909 bd_chain_phys_addr,
1910 cqe_pbl_addr,
1911 cqe_pbl_size,
1912 pp_prod);
1913
1914 if (rc) {
1915 DP_ERR(cdev, "Failed to start RXQ#%d\n", params->queue_id);
1916 return rc;
1917 }
1918
1919 DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
1920 "Started RX-Q %d [rss %d] on V-PORT %d and SB %d\n",
1921 params->queue_id, params->rss_id, params->vport_id,
1922 params->sb);
1923
1924 return 0;
1925 }
1926
1927 static int qed_stop_rxq(struct qed_dev *cdev,
1928 struct qed_stop_rxq_params *params)
1929 {
1930 int rc, hwfn_index;
1931 struct qed_hwfn *p_hwfn;
1932
1933 hwfn_index = params->rss_id % cdev->num_hwfns;
1934 p_hwfn = &cdev->hwfns[hwfn_index];
1935
1936 rc = qed_sp_eth_rx_queue_stop(p_hwfn,
1937 params->rx_queue_id / cdev->num_hwfns,
1938 params->eq_completion_only,
1939 false);
1940 if (rc) {
1941 DP_ERR(cdev, "Failed to stop RXQ#%d\n", params->rx_queue_id);
1942 return rc;
1943 }
1944
1945 return 0;
1946 }
1947
1948 static int qed_start_txq(struct qed_dev *cdev,
1949 struct qed_queue_start_common_params *p_params,
1950 dma_addr_t pbl_addr,
1951 u16 pbl_size,
1952 void __iomem **pp_doorbell)
1953 {
1954 struct qed_hwfn *p_hwfn;
1955 int rc, hwfn_index;
1956
1957 hwfn_index = p_params->rss_id % cdev->num_hwfns;
1958 p_hwfn = &cdev->hwfns[hwfn_index];
1959
1960 /* Fix queue ID in 100g mode */
1961 p_params->queue_id /= cdev->num_hwfns;
1962
1963 rc = qed_sp_eth_tx_queue_start(p_hwfn,
1964 p_hwfn->hw_info.opaque_fid,
1965 p_params,
1966 pbl_addr,
1967 pbl_size,
1968 pp_doorbell);
1969
1970 if (rc) {
1971 DP_ERR(cdev, "Failed to start TXQ#%d\n", p_params->queue_id);
1972 return rc;
1973 }
1974
1975 DP_VERBOSE(cdev, (QED_MSG_SPQ | NETIF_MSG_IFUP),
1976 "Started TX-Q %d [rss %d] on V-PORT %d and SB %d\n",
1977 p_params->queue_id, p_params->rss_id, p_params->vport_id,
1978 p_params->sb);
1979
1980 return 0;
1981 }
1982
1983 #define QED_HW_STOP_RETRY_LIMIT (10)
1984 static int qed_fastpath_stop(struct qed_dev *cdev)
1985 {
1986 qed_hw_stop_fastpath(cdev);
1987
1988 return 0;
1989 }
1990
1991 static int qed_stop_txq(struct qed_dev *cdev,
1992 struct qed_stop_txq_params *params)
1993 {
1994 struct qed_hwfn *p_hwfn;
1995 int rc, hwfn_index;
1996
1997 hwfn_index = params->rss_id % cdev->num_hwfns;
1998 p_hwfn = &cdev->hwfns[hwfn_index];
1999
2000 rc = qed_sp_eth_tx_queue_stop(p_hwfn,
2001 params->tx_queue_id / cdev->num_hwfns);
2002 if (rc) {
2003 DP_ERR(cdev, "Failed to stop TXQ#%d\n", params->tx_queue_id);
2004 return rc;
2005 }
2006
2007 return 0;
2008 }
2009
2010 static int qed_tunn_configure(struct qed_dev *cdev,
2011 struct qed_tunn_params *tunn_params)
2012 {
2013 struct qed_tunn_update_params tunn_info;
2014 int i, rc;
2015
2016 if (IS_VF(cdev))
2017 return 0;
2018
2019 memset(&tunn_info, 0, sizeof(tunn_info));
2020 if (tunn_params->update_vxlan_port == 1) {
2021 tunn_info.update_vxlan_udp_port = 1;
2022 tunn_info.vxlan_udp_port = tunn_params->vxlan_port;
2023 }
2024
2025 if (tunn_params->update_geneve_port == 1) {
2026 tunn_info.update_geneve_udp_port = 1;
2027 tunn_info.geneve_udp_port = tunn_params->geneve_port;
2028 }
2029
2030 for_each_hwfn(cdev, i) {
2031 struct qed_hwfn *hwfn = &cdev->hwfns[i];
2032
2033 rc = qed_sp_pf_update_tunn_cfg(hwfn, &tunn_info,
2034 QED_SPQ_MODE_EBLOCK, NULL);
2035
2036 if (rc)
2037 return rc;
2038 }
2039
2040 return 0;
2041 }
2042
2043 static int qed_configure_filter_rx_mode(struct qed_dev *cdev,
2044 enum qed_filter_rx_mode_type type)
2045 {
2046 struct qed_filter_accept_flags accept_flags;
2047
2048 memset(&accept_flags, 0, sizeof(accept_flags));
2049
2050 accept_flags.update_rx_mode_config = 1;
2051 accept_flags.update_tx_mode_config = 1;
2052 accept_flags.rx_accept_filter = QED_ACCEPT_UCAST_MATCHED |
2053 QED_ACCEPT_MCAST_MATCHED |
2054 QED_ACCEPT_BCAST;
2055 accept_flags.tx_accept_filter = QED_ACCEPT_UCAST_MATCHED |
2056 QED_ACCEPT_MCAST_MATCHED |
2057 QED_ACCEPT_BCAST;
2058
2059 if (type == QED_FILTER_RX_MODE_TYPE_PROMISC)
2060 accept_flags.rx_accept_filter |= QED_ACCEPT_UCAST_UNMATCHED |
2061 QED_ACCEPT_MCAST_UNMATCHED;
2062 else if (type == QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC)
2063 accept_flags.rx_accept_filter |= QED_ACCEPT_MCAST_UNMATCHED;
2064
2065 return qed_filter_accept_cmd(cdev, 0, accept_flags, false, false,
2066 QED_SPQ_MODE_CB, NULL);
2067 }
2068
2069 static int qed_configure_filter_ucast(struct qed_dev *cdev,
2070 struct qed_filter_ucast_params *params)
2071 {
2072 struct qed_filter_ucast ucast;
2073
2074 if (!params->vlan_valid && !params->mac_valid) {
2075 DP_NOTICE(
2076 cdev,
2077 "Tried configuring a unicast filter, but both MAC and VLAN are not set\n");
2078 return -EINVAL;
2079 }
2080
2081 memset(&ucast, 0, sizeof(ucast));
2082 switch (params->type) {
2083 case QED_FILTER_XCAST_TYPE_ADD:
2084 ucast.opcode = QED_FILTER_ADD;
2085 break;
2086 case QED_FILTER_XCAST_TYPE_DEL:
2087 ucast.opcode = QED_FILTER_REMOVE;
2088 break;
2089 case QED_FILTER_XCAST_TYPE_REPLACE:
2090 ucast.opcode = QED_FILTER_REPLACE;
2091 break;
2092 default:
2093 DP_NOTICE(cdev, "Unknown unicast filter type %d\n",
2094 params->type);
2095 }
2096
2097 if (params->vlan_valid && params->mac_valid) {
2098 ucast.type = QED_FILTER_MAC_VLAN;
2099 ether_addr_copy(ucast.mac, params->mac);
2100 ucast.vlan = params->vlan;
2101 } else if (params->mac_valid) {
2102 ucast.type = QED_FILTER_MAC;
2103 ether_addr_copy(ucast.mac, params->mac);
2104 } else {
2105 ucast.type = QED_FILTER_VLAN;
2106 ucast.vlan = params->vlan;
2107 }
2108
2109 ucast.is_rx_filter = true;
2110 ucast.is_tx_filter = true;
2111
2112 return qed_filter_ucast_cmd(cdev, &ucast, QED_SPQ_MODE_CB, NULL);
2113 }
2114
2115 static int qed_configure_filter_mcast(struct qed_dev *cdev,
2116 struct qed_filter_mcast_params *params)
2117 {
2118 struct qed_filter_mcast mcast;
2119 int i;
2120
2121 memset(&mcast, 0, sizeof(mcast));
2122 switch (params->type) {
2123 case QED_FILTER_XCAST_TYPE_ADD:
2124 mcast.opcode = QED_FILTER_ADD;
2125 break;
2126 case QED_FILTER_XCAST_TYPE_DEL:
2127 mcast.opcode = QED_FILTER_REMOVE;
2128 break;
2129 default:
2130 DP_NOTICE(cdev, "Unknown multicast filter type %d\n",
2131 params->type);
2132 }
2133
2134 mcast.num_mc_addrs = params->num;
2135 for (i = 0; i < mcast.num_mc_addrs; i++)
2136 ether_addr_copy(mcast.mac[i], params->mac[i]);
2137
2138 return qed_filter_mcast_cmd(cdev, &mcast,
2139 QED_SPQ_MODE_CB, NULL);
2140 }
2141
2142 static int qed_configure_filter(struct qed_dev *cdev,
2143 struct qed_filter_params *params)
2144 {
2145 enum qed_filter_rx_mode_type accept_flags;
2146
2147 switch (params->type) {
2148 case QED_FILTER_TYPE_UCAST:
2149 return qed_configure_filter_ucast(cdev, &params->filter.ucast);
2150 case QED_FILTER_TYPE_MCAST:
2151 return qed_configure_filter_mcast(cdev, &params->filter.mcast);
2152 case QED_FILTER_TYPE_RX_MODE:
2153 accept_flags = params->filter.accept_flags;
2154 return qed_configure_filter_rx_mode(cdev, accept_flags);
2155 default:
2156 DP_NOTICE(cdev, "Unknown filter type %d\n",
2157 (int)params->type);
2158 return -EINVAL;
2159 }
2160 }
2161
2162 static int qed_fp_cqe_completion(struct qed_dev *dev,
2163 u8 rss_id,
2164 struct eth_slow_path_rx_cqe *cqe)
2165 {
2166 return qed_eth_cqe_completion(&dev->hwfns[rss_id % dev->num_hwfns],
2167 cqe);
2168 }
2169
2170 #ifdef CONFIG_QED_SRIOV
2171 extern const struct qed_iov_hv_ops qed_iov_ops_pass;
2172 #endif
2173
2174 #ifdef CONFIG_DCB
2175 extern const struct qed_eth_dcbnl_ops qed_dcbnl_ops_pass;
2176 #endif
2177
2178 static const struct qed_eth_ops qed_eth_ops_pass = {
2179 .common = &qed_common_ops_pass,
2180 #ifdef CONFIG_QED_SRIOV
2181 .iov = &qed_iov_ops_pass,
2182 #endif
2183 #ifdef CONFIG_DCB
2184 .dcb = &qed_dcbnl_ops_pass,
2185 #endif
2186 .fill_dev_info = &qed_fill_eth_dev_info,
2187 .register_ops = &qed_register_eth_ops,
2188 .check_mac = &qed_check_mac,
2189 .vport_start = &qed_start_vport,
2190 .vport_stop = &qed_stop_vport,
2191 .vport_update = &qed_update_vport,
2192 .q_rx_start = &qed_start_rxq,
2193 .q_rx_stop = &qed_stop_rxq,
2194 .q_tx_start = &qed_start_txq,
2195 .q_tx_stop = &qed_stop_txq,
2196 .filter_config = &qed_configure_filter,
2197 .fastpath_stop = &qed_fastpath_stop,
2198 .eth_cqe_completion = &qed_fp_cqe_completion,
2199 .get_vport_stats = &qed_get_vport_stats,
2200 .tunn_config = &qed_tunn_configure,
2201 };
2202
2203 const struct qed_eth_ops *qed_get_eth_ops(void)
2204 {
2205 return &qed_eth_ops_pass;
2206 }
2207 EXPORT_SYMBOL(qed_get_eth_ops);
2208
2209 void qed_put_eth_ops(void)
2210 {
2211 /* TODO - reference count for module? */
2212 }
2213 EXPORT_SYMBOL(qed_put_eth_ops);
Linux kernel - Deliverables
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