1 /* QLogic qede 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/version.h>
10 #include <linux/types.h>
11 #include <linux/netdevice.h>
12 #include <linux/etherdevice.h>
13 #include <linux/ethtool.h>
14 #include <linux/string.h>
15 #include <linux/pci.h>
16 #include <linux/capability.h>
17 #include "qede.h"
18 
19 #define QEDE_STAT_OFFSET(stat_name) (offsetof(struct qede_stats, stat_name))
20 #define QEDE_STAT_STRING(stat_name) (#stat_name)
21 #define _QEDE_STAT(stat_name, pf_only) \
22 	 {QEDE_STAT_OFFSET(stat_name), QEDE_STAT_STRING(stat_name), pf_only}
23 #define QEDE_PF_STAT(stat_name)		_QEDE_STAT(stat_name, true)
24 #define QEDE_STAT(stat_name)		_QEDE_STAT(stat_name, false)
25 
26 #define QEDE_RQSTAT_OFFSET(stat_name) \
27 	 (offsetof(struct qede_rx_queue, stat_name))
28 #define QEDE_RQSTAT_STRING(stat_name) (#stat_name)
29 #define QEDE_RQSTAT(stat_name) \
30 	 {QEDE_RQSTAT_OFFSET(stat_name), QEDE_RQSTAT_STRING(stat_name)}
31 
32 #define QEDE_SELFTEST_POLL_COUNT 100
33 
34 static const struct {
35 	u64 offset;
36 	char string[ETH_GSTRING_LEN];
37 } qede_rqstats_arr[] = {
38 	QEDE_RQSTAT(rx_hw_errors),
39 	QEDE_RQSTAT(rx_alloc_errors),
40 };
41 
42 #define QEDE_NUM_RQSTATS ARRAY_SIZE(qede_rqstats_arr)
43 #define QEDE_RQSTATS_DATA(dev, sindex, rqindex) \
44 	(*((u64 *)(((char *)(dev->fp_array[(rqindex)].rxq)) +\
45 		    qede_rqstats_arr[(sindex)].offset)))
46 static const struct {
47 	u64 offset;
48 	char string[ETH_GSTRING_LEN];
49 	bool pf_only;
50 } qede_stats_arr[] = {
51 	QEDE_STAT(rx_ucast_bytes),
52 	QEDE_STAT(rx_mcast_bytes),
53 	QEDE_STAT(rx_bcast_bytes),
54 	QEDE_STAT(rx_ucast_pkts),
55 	QEDE_STAT(rx_mcast_pkts),
56 	QEDE_STAT(rx_bcast_pkts),
57 
58 	QEDE_STAT(tx_ucast_bytes),
59 	QEDE_STAT(tx_mcast_bytes),
60 	QEDE_STAT(tx_bcast_bytes),
61 	QEDE_STAT(tx_ucast_pkts),
62 	QEDE_STAT(tx_mcast_pkts),
63 	QEDE_STAT(tx_bcast_pkts),
64 
65 	QEDE_PF_STAT(rx_64_byte_packets),
66 	QEDE_PF_STAT(rx_65_to_127_byte_packets),
67 	QEDE_PF_STAT(rx_128_to_255_byte_packets),
68 	QEDE_PF_STAT(rx_256_to_511_byte_packets),
69 	QEDE_PF_STAT(rx_512_to_1023_byte_packets),
70 	QEDE_PF_STAT(rx_1024_to_1518_byte_packets),
71 	QEDE_PF_STAT(rx_1519_to_1522_byte_packets),
72 	QEDE_PF_STAT(rx_1519_to_2047_byte_packets),
73 	QEDE_PF_STAT(rx_2048_to_4095_byte_packets),
74 	QEDE_PF_STAT(rx_4096_to_9216_byte_packets),
75 	QEDE_PF_STAT(rx_9217_to_16383_byte_packets),
76 	QEDE_PF_STAT(tx_64_byte_packets),
77 	QEDE_PF_STAT(tx_65_to_127_byte_packets),
78 	QEDE_PF_STAT(tx_128_to_255_byte_packets),
79 	QEDE_PF_STAT(tx_256_to_511_byte_packets),
80 	QEDE_PF_STAT(tx_512_to_1023_byte_packets),
81 	QEDE_PF_STAT(tx_1024_to_1518_byte_packets),
82 	QEDE_PF_STAT(tx_1519_to_2047_byte_packets),
83 	QEDE_PF_STAT(tx_2048_to_4095_byte_packets),
84 	QEDE_PF_STAT(tx_4096_to_9216_byte_packets),
85 	QEDE_PF_STAT(tx_9217_to_16383_byte_packets),
86 
87 	QEDE_PF_STAT(rx_mac_crtl_frames),
88 	QEDE_PF_STAT(tx_mac_ctrl_frames),
89 	QEDE_PF_STAT(rx_pause_frames),
90 	QEDE_PF_STAT(tx_pause_frames),
91 	QEDE_PF_STAT(rx_pfc_frames),
92 	QEDE_PF_STAT(tx_pfc_frames),
93 
94 	QEDE_PF_STAT(rx_crc_errors),
95 	QEDE_PF_STAT(rx_align_errors),
96 	QEDE_PF_STAT(rx_carrier_errors),
97 	QEDE_PF_STAT(rx_oversize_packets),
98 	QEDE_PF_STAT(rx_jabbers),
99 	QEDE_PF_STAT(rx_undersize_packets),
100 	QEDE_PF_STAT(rx_fragments),
101 	QEDE_PF_STAT(tx_lpi_entry_count),
102 	QEDE_PF_STAT(tx_total_collisions),
103 	QEDE_PF_STAT(brb_truncates),
104 	QEDE_PF_STAT(brb_discards),
105 	QEDE_STAT(no_buff_discards),
106 	QEDE_PF_STAT(mftag_filter_discards),
107 	QEDE_PF_STAT(mac_filter_discards),
108 	QEDE_STAT(tx_err_drop_pkts),
109 
110 	QEDE_STAT(coalesced_pkts),
111 	QEDE_STAT(coalesced_events),
112 	QEDE_STAT(coalesced_aborts_num),
113 	QEDE_STAT(non_coalesced_pkts),
114 	QEDE_STAT(coalesced_bytes),
115 };
116 
117 #define QEDE_STATS_DATA(dev, index) \
118 	(*((u64 *)(((char *)(dev)) + offsetof(struct qede_dev, stats) \
119 			+ qede_stats_arr[(index)].offset)))
120 
121 #define QEDE_NUM_STATS	ARRAY_SIZE(qede_stats_arr)
122 
123 enum {
124 	QEDE_PRI_FLAG_CMT,
125 	QEDE_PRI_FLAG_LEN,
126 };
127 
128 static const char qede_private_arr[QEDE_PRI_FLAG_LEN][ETH_GSTRING_LEN] = {
129 	"Coupled-Function",
130 };
131 
132 enum qede_ethtool_tests {
133 	QEDE_ETHTOOL_INT_LOOPBACK,
134 	QEDE_ETHTOOL_INTERRUPT_TEST,
135 	QEDE_ETHTOOL_MEMORY_TEST,
136 	QEDE_ETHTOOL_REGISTER_TEST,
137 	QEDE_ETHTOOL_CLOCK_TEST,
138 	QEDE_ETHTOOL_TEST_MAX
139 };
140 
141 static const char qede_tests_str_arr[QEDE_ETHTOOL_TEST_MAX][ETH_GSTRING_LEN] = {
142 	"Internal loopback (offline)",
143 	"Interrupt (online)\t",
144 	"Memory (online)\t\t",
145 	"Register (online)\t",
146 	"Clock (online)\t\t",
147 };
148 
149 static void qede_get_strings_stats(struct qede_dev *edev, u8 *buf)
150 {
151 	int i, j, k;
152 
153 	for (i = 0, j = 0; i < QEDE_NUM_STATS; i++) {
154 		if (IS_VF(edev) && qede_stats_arr[i].pf_only)
155 			continue;
156 		strcpy(buf + j * ETH_GSTRING_LEN,
157 		       qede_stats_arr[i].string);
158 		j++;
159 	}
160 
161 	for (k = 0; k < QEDE_NUM_RQSTATS; k++, j++)
162 		strcpy(buf + j * ETH_GSTRING_LEN,
163 		       qede_rqstats_arr[k].string);
164 }
165 
166 static void qede_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
167 {
168 	struct qede_dev *edev = netdev_priv(dev);
169 
170 	switch (stringset) {
171 	case ETH_SS_STATS:
172 		qede_get_strings_stats(edev, buf);
173 		break;
174 	case ETH_SS_PRIV_FLAGS:
175 		memcpy(buf, qede_private_arr,
176 		       ETH_GSTRING_LEN * QEDE_PRI_FLAG_LEN);
177 		break;
178 	case ETH_SS_TEST:
179 		memcpy(buf, qede_tests_str_arr,
180 		       ETH_GSTRING_LEN * QEDE_ETHTOOL_TEST_MAX);
181 		break;
182 	default:
183 		DP_VERBOSE(edev, QED_MSG_DEBUG,
184 			   "Unsupported stringset 0x%08x\n", stringset);
185 	}
186 }
187 
188 static void qede_get_ethtool_stats(struct net_device *dev,
189 				   struct ethtool_stats *stats, u64 *buf)
190 {
191 	struct qede_dev *edev = netdev_priv(dev);
192 	int sidx, cnt = 0;
193 	int qid;
194 
195 	qede_fill_by_demand_stats(edev);
196 
197 	mutex_lock(&edev->qede_lock);
198 
199 	for (sidx = 0; sidx < QEDE_NUM_STATS; sidx++) {
200 		if (IS_VF(edev) && qede_stats_arr[sidx].pf_only)
201 			continue;
202 		buf[cnt++] = QEDE_STATS_DATA(edev, sidx);
203 	}
204 
205 	for (sidx = 0; sidx < QEDE_NUM_RQSTATS; sidx++) {
206 		buf[cnt] = 0;
207 		for (qid = 0; qid < edev->num_rss; qid++)
208 			buf[cnt] += QEDE_RQSTATS_DATA(edev, sidx, qid);
209 		cnt++;
210 	}
211 
212 	mutex_unlock(&edev->qede_lock);
213 }
214 
215 static int qede_get_sset_count(struct net_device *dev, int stringset)
216 {
217 	struct qede_dev *edev = netdev_priv(dev);
218 	int num_stats = QEDE_NUM_STATS;
219 
220 	switch (stringset) {
221 	case ETH_SS_STATS:
222 		if (IS_VF(edev)) {
223 			int i;
224 
225 			for (i = 0; i < QEDE_NUM_STATS; i++)
226 				if (qede_stats_arr[i].pf_only)
227 					num_stats--;
228 		}
229 		return num_stats + QEDE_NUM_RQSTATS;
230 	case ETH_SS_PRIV_FLAGS:
231 		return QEDE_PRI_FLAG_LEN;
232 	case ETH_SS_TEST:
233 		return QEDE_ETHTOOL_TEST_MAX;
234 	default:
235 		DP_VERBOSE(edev, QED_MSG_DEBUG,
236 			   "Unsupported stringset 0x%08x\n", stringset);
237 		return -EINVAL;
238 	}
239 }
240 
241 static u32 qede_get_priv_flags(struct net_device *dev)
242 {
243 	struct qede_dev *edev = netdev_priv(dev);
244 
245 	return (!!(edev->dev_info.common.num_hwfns > 1)) << QEDE_PRI_FLAG_CMT;
246 }
247 
248 static int qede_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
249 {
250 	struct qede_dev *edev = netdev_priv(dev);
251 	struct qed_link_output current_link;
252 
253 	memset(&current_link, 0, sizeof(current_link));
254 	edev->ops->common->get_link(edev->cdev, &current_link);
255 
256 	cmd->supported = current_link.supported_caps;
257 	cmd->advertising = current_link.advertised_caps;
258 	if ((edev->state == QEDE_STATE_OPEN) && (current_link.link_up)) {
259 		ethtool_cmd_speed_set(cmd, current_link.speed);
260 		cmd->duplex = current_link.duplex;
261 	} else {
262 		cmd->duplex = DUPLEX_UNKNOWN;
263 		ethtool_cmd_speed_set(cmd, SPEED_UNKNOWN);
264 	}
265 	cmd->port = current_link.port;
266 	cmd->autoneg = (current_link.autoneg) ? AUTONEG_ENABLE :
267 						AUTONEG_DISABLE;
268 	cmd->lp_advertising = current_link.lp_caps;
269 
270 	return 0;
271 }
272 
273 static int qede_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
274 {
275 	struct qede_dev *edev = netdev_priv(dev);
276 	struct qed_link_output current_link;
277 	struct qed_link_params params;
278 	u32 speed;
279 
280 	if (!edev->ops || !edev->ops->common->can_link_change(edev->cdev)) {
281 		DP_INFO(edev,
282 			"Link settings are not allowed to be changed\n");
283 		return -EOPNOTSUPP;
284 	}
285 
286 	memset(&current_link, 0, sizeof(current_link));
287 	memset(&params, 0, sizeof(params));
288 	edev->ops->common->get_link(edev->cdev, &current_link);
289 
290 	speed = ethtool_cmd_speed(cmd);
291 	params.override_flags |= QED_LINK_OVERRIDE_SPEED_ADV_SPEEDS;
292 	params.override_flags |= QED_LINK_OVERRIDE_SPEED_AUTONEG;
293 	if (cmd->autoneg == AUTONEG_ENABLE) {
294 		params.autoneg = true;
295 		params.forced_speed = 0;
296 		params.adv_speeds = cmd->advertising;
297 	} else { /* forced speed */
298 		params.override_flags |= QED_LINK_OVERRIDE_SPEED_FORCED_SPEED;
299 		params.autoneg = false;
300 		params.forced_speed = speed;
301 		switch (speed) {
302 		case SPEED_10000:
303 			if (!(current_link.supported_caps &
304 			    SUPPORTED_10000baseKR_Full)) {
305 				DP_INFO(edev, "10G speed not supported\n");
306 				return -EINVAL;
307 			}
308 			params.adv_speeds = SUPPORTED_10000baseKR_Full;
309 			break;
310 		case SPEED_40000:
311 			if (!(current_link.supported_caps &
312 			    SUPPORTED_40000baseLR4_Full)) {
313 				DP_INFO(edev, "40G speed not supported\n");
314 				return -EINVAL;
315 			}
316 			params.adv_speeds = SUPPORTED_40000baseLR4_Full;
317 			break;
318 		default:
319 			DP_INFO(edev, "Unsupported speed %u\n", speed);
320 			return -EINVAL;
321 		}
322 	}
323 
324 	params.link_up = true;
325 	edev->ops->common->set_link(edev->cdev, &params);
326 
327 	return 0;
328 }
329 
330 static void qede_get_drvinfo(struct net_device *ndev,
331 			     struct ethtool_drvinfo *info)
332 {
333 	char mfw[ETHTOOL_FWVERS_LEN], storm[ETHTOOL_FWVERS_LEN];
334 	struct qede_dev *edev = netdev_priv(ndev);
335 
336 	strlcpy(info->driver, "qede", sizeof(info->driver));
337 	strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
338 
339 	snprintf(storm, ETHTOOL_FWVERS_LEN, "%d.%d.%d.%d",
340 		 edev->dev_info.common.fw_major,
341 		 edev->dev_info.common.fw_minor,
342 		 edev->dev_info.common.fw_rev,
343 		 edev->dev_info.common.fw_eng);
344 
345 	snprintf(mfw, ETHTOOL_FWVERS_LEN, "%d.%d.%d.%d",
346 		 (edev->dev_info.common.mfw_rev >> 24) & 0xFF,
347 		 (edev->dev_info.common.mfw_rev >> 16) & 0xFF,
348 		 (edev->dev_info.common.mfw_rev >> 8) & 0xFF,
349 		 edev->dev_info.common.mfw_rev & 0xFF);
350 
351 	if ((strlen(storm) + strlen(mfw) + strlen("mfw storm  ")) <
352 	    sizeof(info->fw_version)) {
353 		snprintf(info->fw_version, sizeof(info->fw_version),
354 			 "mfw %s storm %s", mfw, storm);
355 	} else {
356 		snprintf(info->fw_version, sizeof(info->fw_version),
357 			 "%s %s", mfw, storm);
358 	}
359 
360 	strlcpy(info->bus_info, pci_name(edev->pdev), sizeof(info->bus_info));
361 }
362 
363 static u32 qede_get_msglevel(struct net_device *ndev)
364 {
365 	struct qede_dev *edev = netdev_priv(ndev);
366 
367 	return ((u32)edev->dp_level << QED_LOG_LEVEL_SHIFT) |
368 	       edev->dp_module;
369 }
370 
371 static void qede_set_msglevel(struct net_device *ndev, u32 level)
372 {
373 	struct qede_dev *edev = netdev_priv(ndev);
374 	u32 dp_module = 0;
375 	u8 dp_level = 0;
376 
377 	qede_config_debug(level, &dp_module, &dp_level);
378 
379 	edev->dp_level = dp_level;
380 	edev->dp_module = dp_module;
381 	edev->ops->common->update_msglvl(edev->cdev,
382 					 dp_module, dp_level);
383 }
384 
385 static int qede_nway_reset(struct net_device *dev)
386 {
387 	struct qede_dev *edev = netdev_priv(dev);
388 	struct qed_link_output current_link;
389 	struct qed_link_params link_params;
390 
391 	if (!edev->ops || !edev->ops->common->can_link_change(edev->cdev)) {
392 		DP_INFO(edev,
393 			"Link settings are not allowed to be changed\n");
394 		return -EOPNOTSUPP;
395 	}
396 
397 	if (!netif_running(dev))
398 		return 0;
399 
400 	memset(&current_link, 0, sizeof(current_link));
401 	edev->ops->common->get_link(edev->cdev, &current_link);
402 	if (!current_link.link_up)
403 		return 0;
404 
405 	/* Toggle the link */
406 	memset(&link_params, 0, sizeof(link_params));
407 	link_params.link_up = false;
408 	edev->ops->common->set_link(edev->cdev, &link_params);
409 	link_params.link_up = true;
410 	edev->ops->common->set_link(edev->cdev, &link_params);
411 
412 	return 0;
413 }
414 
415 static u32 qede_get_link(struct net_device *dev)
416 {
417 	struct qede_dev *edev = netdev_priv(dev);
418 	struct qed_link_output current_link;
419 
420 	memset(&current_link, 0, sizeof(current_link));
421 	edev->ops->common->get_link(edev->cdev, &current_link);
422 
423 	return current_link.link_up;
424 }
425 
426 static void qede_get_ringparam(struct net_device *dev,
427 			       struct ethtool_ringparam *ering)
428 {
429 	struct qede_dev *edev = netdev_priv(dev);
430 
431 	ering->rx_max_pending = NUM_RX_BDS_MAX;
432 	ering->rx_pending = edev->q_num_rx_buffers;
433 	ering->tx_max_pending = NUM_TX_BDS_MAX;
434 	ering->tx_pending = edev->q_num_tx_buffers;
435 }
436 
437 static int qede_set_ringparam(struct net_device *dev,
438 			      struct ethtool_ringparam *ering)
439 {
440 	struct qede_dev *edev = netdev_priv(dev);
441 
442 	DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN),
443 		   "Set ring params command parameters: rx_pending = %d, tx_pending = %d\n",
444 		   ering->rx_pending, ering->tx_pending);
445 
446 	/* Validate legality of configuration */
447 	if (ering->rx_pending > NUM_RX_BDS_MAX ||
448 	    ering->rx_pending < NUM_RX_BDS_MIN ||
449 	    ering->tx_pending > NUM_TX_BDS_MAX ||
450 	    ering->tx_pending < NUM_TX_BDS_MIN) {
451 		DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN),
452 			   "Can only support Rx Buffer size [0%08x,...,0x%08x] and Tx Buffer size [0x%08x,...,0x%08x]\n",
453 			   NUM_RX_BDS_MIN, NUM_RX_BDS_MAX,
454 			   NUM_TX_BDS_MIN, NUM_TX_BDS_MAX);
455 		return -EINVAL;
456 	}
457 
458 	/* Change ring size and re-load */
459 	edev->q_num_rx_buffers = ering->rx_pending;
460 	edev->q_num_tx_buffers = ering->tx_pending;
461 
462 	if (netif_running(edev->ndev))
463 		qede_reload(edev, NULL, NULL);
464 
465 	return 0;
466 }
467 
468 static void qede_get_pauseparam(struct net_device *dev,
469 				struct ethtool_pauseparam *epause)
470 {
471 	struct qede_dev *edev = netdev_priv(dev);
472 	struct qed_link_output current_link;
473 
474 	memset(&current_link, 0, sizeof(current_link));
475 	edev->ops->common->get_link(edev->cdev, &current_link);
476 
477 	if (current_link.pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
478 		epause->autoneg = true;
479 	if (current_link.pause_config & QED_LINK_PAUSE_RX_ENABLE)
480 		epause->rx_pause = true;
481 	if (current_link.pause_config & QED_LINK_PAUSE_TX_ENABLE)
482 		epause->tx_pause = true;
483 
484 	DP_VERBOSE(edev, QED_MSG_DEBUG,
485 		   "ethtool_pauseparam: cmd %d  autoneg %d  rx_pause %d  tx_pause %d\n",
486 		   epause->cmd, epause->autoneg, epause->rx_pause,
487 		   epause->tx_pause);
488 }
489 
490 static int qede_set_pauseparam(struct net_device *dev,
491 			       struct ethtool_pauseparam *epause)
492 {
493 	struct qede_dev *edev = netdev_priv(dev);
494 	struct qed_link_params params;
495 	struct qed_link_output current_link;
496 
497 	if (!edev->ops || !edev->ops->common->can_link_change(edev->cdev)) {
498 		DP_INFO(edev,
499 			"Pause settings are not allowed to be changed\n");
500 		return -EOPNOTSUPP;
501 	}
502 
503 	memset(&current_link, 0, sizeof(current_link));
504 	edev->ops->common->get_link(edev->cdev, &current_link);
505 
506 	memset(&params, 0, sizeof(params));
507 	params.override_flags |= QED_LINK_OVERRIDE_PAUSE_CONFIG;
508 	if (epause->autoneg) {
509 		if (!(current_link.supported_caps & SUPPORTED_Autoneg)) {
510 			DP_INFO(edev, "autoneg not supported\n");
511 			return -EINVAL;
512 		}
513 		params.pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
514 	}
515 	if (epause->rx_pause)
516 		params.pause_config |= QED_LINK_PAUSE_RX_ENABLE;
517 	if (epause->tx_pause)
518 		params.pause_config |= QED_LINK_PAUSE_TX_ENABLE;
519 
520 	params.link_up = true;
521 	edev->ops->common->set_link(edev->cdev, &params);
522 
523 	return 0;
524 }
525 
526 static void qede_update_mtu(struct qede_dev *edev, union qede_reload_args *args)
527 {
528 	edev->ndev->mtu = args->mtu;
529 }
530 
531 /* Netdevice NDOs */
532 #define ETH_MAX_JUMBO_PACKET_SIZE	9600
533 #define ETH_MIN_PACKET_SIZE		60
534 int qede_change_mtu(struct net_device *ndev, int new_mtu)
535 {
536 	struct qede_dev *edev = netdev_priv(ndev);
537 	union qede_reload_args args;
538 
539 	if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) ||
540 	    ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) {
541 		DP_ERR(edev, "Can't support requested MTU size\n");
542 		return -EINVAL;
543 	}
544 
545 	DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN),
546 		   "Configuring MTU size of %d\n", new_mtu);
547 
548 	/* Set the mtu field and re-start the interface if needed*/
549 	args.mtu = new_mtu;
550 
551 	if (netif_running(edev->ndev))
552 		qede_reload(edev, &qede_update_mtu, &args);
553 
554 	qede_update_mtu(edev, &args);
555 
556 	return 0;
557 }
558 
559 static void qede_get_channels(struct net_device *dev,
560 			      struct ethtool_channels *channels)
561 {
562 	struct qede_dev *edev = netdev_priv(dev);
563 
564 	channels->max_combined = QEDE_MAX_RSS_CNT(edev);
565 	channels->combined_count = QEDE_RSS_CNT(edev);
566 }
567 
568 static int qede_set_channels(struct net_device *dev,
569 			     struct ethtool_channels *channels)
570 {
571 	struct qede_dev *edev = netdev_priv(dev);
572 
573 	DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN),
574 		   "set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n",
575 		   channels->rx_count, channels->tx_count,
576 		   channels->other_count, channels->combined_count);
577 
578 	/* We don't support separate rx / tx, nor `other' channels. */
579 	if (channels->rx_count || channels->tx_count ||
580 	    channels->other_count || (channels->combined_count == 0) ||
581 	    (channels->combined_count > QEDE_MAX_RSS_CNT(edev))) {
582 		DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN),
583 			   "command parameters not supported\n");
584 		return -EINVAL;
585 	}
586 
587 	/* Check if there was a change in the active parameters */
588 	if (channels->combined_count == QEDE_RSS_CNT(edev)) {
589 		DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN),
590 			   "No change in active parameters\n");
591 		return 0;
592 	}
593 
594 	/* We need the number of queues to be divisible between the hwfns */
595 	if (channels->combined_count % edev->dev_info.common.num_hwfns) {
596 		DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN),
597 			   "Number of channels must be divisable by %04x\n",
598 			   edev->dev_info.common.num_hwfns);
599 		return -EINVAL;
600 	}
601 
602 	/* Set number of queues and reload if necessary */
603 	edev->req_rss = channels->combined_count;
604 	if (netif_running(dev))
605 		qede_reload(edev, NULL, NULL);
606 
607 	return 0;
608 }
609 
610 static int qede_set_phys_id(struct net_device *dev,
611 			    enum ethtool_phys_id_state state)
612 {
613 	struct qede_dev *edev = netdev_priv(dev);
614 	u8 led_state = 0;
615 
616 	switch (state) {
617 	case ETHTOOL_ID_ACTIVE:
618 		return 1;	/* cycle on/off once per second */
619 
620 	case ETHTOOL_ID_ON:
621 		led_state = QED_LED_MODE_ON;
622 		break;
623 
624 	case ETHTOOL_ID_OFF:
625 		led_state = QED_LED_MODE_OFF;
626 		break;
627 
628 	case ETHTOOL_ID_INACTIVE:
629 		led_state = QED_LED_MODE_RESTORE;
630 		break;
631 	}
632 
633 	edev->ops->common->set_led(edev->cdev, led_state);
634 
635 	return 0;
636 }
637 
638 static int qede_get_rss_flags(struct qede_dev *edev, struct ethtool_rxnfc *info)
639 {
640 	info->data = RXH_IP_SRC | RXH_IP_DST;
641 
642 	switch (info->flow_type) {
643 	case TCP_V4_FLOW:
644 	case TCP_V6_FLOW:
645 		info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
646 		break;
647 	case UDP_V4_FLOW:
648 		if (edev->rss_params.rss_caps & QED_RSS_IPV4_UDP)
649 			info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
650 		break;
651 	case UDP_V6_FLOW:
652 		if (edev->rss_params.rss_caps & QED_RSS_IPV6_UDP)
653 			info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
654 		break;
655 	case IPV4_FLOW:
656 	case IPV6_FLOW:
657 		break;
658 	default:
659 		info->data = 0;
660 		break;
661 	}
662 
663 	return 0;
664 }
665 
666 static int qede_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
667 			  u32 *rules __always_unused)
668 {
669 	struct qede_dev *edev = netdev_priv(dev);
670 
671 	switch (info->cmd) {
672 	case ETHTOOL_GRXRINGS:
673 		info->data = edev->num_rss;
674 		return 0;
675 	case ETHTOOL_GRXFH:
676 		return qede_get_rss_flags(edev, info);
677 	default:
678 		DP_ERR(edev, "Command parameters not supported\n");
679 		return -EOPNOTSUPP;
680 	}
681 }
682 
683 static int qede_set_rss_flags(struct qede_dev *edev, struct ethtool_rxnfc *info)
684 {
685 	struct qed_update_vport_params vport_update_params;
686 	u8 set_caps = 0, clr_caps = 0;
687 
688 	DP_VERBOSE(edev, QED_MSG_DEBUG,
689 		   "Set rss flags command parameters: flow type = %d, data = %llu\n",
690 		   info->flow_type, info->data);
691 
692 	switch (info->flow_type) {
693 	case TCP_V4_FLOW:
694 	case TCP_V6_FLOW:
695 		/* For TCP only 4-tuple hash is supported */
696 		if (info->data ^ (RXH_IP_SRC | RXH_IP_DST |
697 				  RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
698 			DP_INFO(edev, "Command parameters not supported\n");
699 			return -EINVAL;
700 		}
701 		return 0;
702 	case UDP_V4_FLOW:
703 		/* For UDP either 2-tuple hash or 4-tuple hash is supported */
704 		if (info->data == (RXH_IP_SRC | RXH_IP_DST |
705 				   RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
706 			set_caps = QED_RSS_IPV4_UDP;
707 			DP_VERBOSE(edev, QED_MSG_DEBUG,
708 				   "UDP 4-tuple enabled\n");
709 		} else if (info->data == (RXH_IP_SRC | RXH_IP_DST)) {
710 			clr_caps = QED_RSS_IPV4_UDP;
711 			DP_VERBOSE(edev, QED_MSG_DEBUG,
712 				   "UDP 4-tuple disabled\n");
713 		} else {
714 			return -EINVAL;
715 		}
716 		break;
717 	case UDP_V6_FLOW:
718 		/* For UDP either 2-tuple hash or 4-tuple hash is supported */
719 		if (info->data == (RXH_IP_SRC | RXH_IP_DST |
720 				   RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
721 			set_caps = QED_RSS_IPV6_UDP;
722 			DP_VERBOSE(edev, QED_MSG_DEBUG,
723 				   "UDP 4-tuple enabled\n");
724 		} else if (info->data == (RXH_IP_SRC | RXH_IP_DST)) {
725 			clr_caps = QED_RSS_IPV6_UDP;
726 			DP_VERBOSE(edev, QED_MSG_DEBUG,
727 				   "UDP 4-tuple disabled\n");
728 		} else {
729 			return -EINVAL;
730 		}
731 		break;
732 	case IPV4_FLOW:
733 	case IPV6_FLOW:
734 		/* For IP only 2-tuple hash is supported */
735 		if (info->data ^ (RXH_IP_SRC | RXH_IP_DST)) {
736 			DP_INFO(edev, "Command parameters not supported\n");
737 			return -EINVAL;
738 		}
739 		return 0;
740 	case SCTP_V4_FLOW:
741 	case AH_ESP_V4_FLOW:
742 	case AH_V4_FLOW:
743 	case ESP_V4_FLOW:
744 	case SCTP_V6_FLOW:
745 	case AH_ESP_V6_FLOW:
746 	case AH_V6_FLOW:
747 	case ESP_V6_FLOW:
748 	case IP_USER_FLOW:
749 	case ETHER_FLOW:
750 		/* RSS is not supported for these protocols */
751 		if (info->data) {
752 			DP_INFO(edev, "Command parameters not supported\n");
753 			return -EINVAL;
754 		}
755 		return 0;
756 	default:
757 		return -EINVAL;
758 	}
759 
760 	/* No action is needed if there is no change in the rss capability */
761 	if (edev->rss_params.rss_caps == ((edev->rss_params.rss_caps &
762 					   ~clr_caps) | set_caps))
763 		return 0;
764 
765 	/* Update internal configuration */
766 	edev->rss_params.rss_caps = (edev->rss_params.rss_caps & ~clr_caps) |
767 				    set_caps;
768 	edev->rss_params_inited |= QEDE_RSS_CAPS_INITED;
769 
770 	/* Re-configure if possible */
771 	if (netif_running(edev->ndev)) {
772 		memset(&vport_update_params, 0, sizeof(vport_update_params));
773 		vport_update_params.update_rss_flg = 1;
774 		vport_update_params.vport_id = 0;
775 		memcpy(&vport_update_params.rss_params, &edev->rss_params,
776 		       sizeof(vport_update_params.rss_params));
777 		return edev->ops->vport_update(edev->cdev,
778 					       &vport_update_params);
779 	}
780 
781 	return 0;
782 }
783 
784 static int qede_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info)
785 {
786 	struct qede_dev *edev = netdev_priv(dev);
787 
788 	switch (info->cmd) {
789 	case ETHTOOL_SRXFH:
790 		return qede_set_rss_flags(edev, info);
791 	default:
792 		DP_INFO(edev, "Command parameters not supported\n");
793 		return -EOPNOTSUPP;
794 	}
795 }
796 
797 static u32 qede_get_rxfh_indir_size(struct net_device *dev)
798 {
799 	return QED_RSS_IND_TABLE_SIZE;
800 }
801 
802 static u32 qede_get_rxfh_key_size(struct net_device *dev)
803 {
804 	struct qede_dev *edev = netdev_priv(dev);
805 
806 	return sizeof(edev->rss_params.rss_key);
807 }
808 
809 static int qede_get_rxfh(struct net_device *dev, u32 *indir, u8 *key, u8 *hfunc)
810 {
811 	struct qede_dev *edev = netdev_priv(dev);
812 	int i;
813 
814 	if (hfunc)
815 		*hfunc = ETH_RSS_HASH_TOP;
816 
817 	if (!indir)
818 		return 0;
819 
820 	for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i++)
821 		indir[i] = edev->rss_params.rss_ind_table[i];
822 
823 	if (key)
824 		memcpy(key, edev->rss_params.rss_key,
825 		       qede_get_rxfh_key_size(dev));
826 
827 	return 0;
828 }
829 
830 static int qede_set_rxfh(struct net_device *dev, const u32 *indir,
831 			 const u8 *key, const u8 hfunc)
832 {
833 	struct qed_update_vport_params vport_update_params;
834 	struct qede_dev *edev = netdev_priv(dev);
835 	int i;
836 
837 	if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
838 		return -EOPNOTSUPP;
839 
840 	if (!indir && !key)
841 		return 0;
842 
843 	if (indir) {
844 		for (i = 0; i < QED_RSS_IND_TABLE_SIZE; i++)
845 			edev->rss_params.rss_ind_table[i] = indir[i];
846 		edev->rss_params_inited |= QEDE_RSS_INDIR_INITED;
847 	}
848 
849 	if (key) {
850 		memcpy(&edev->rss_params.rss_key, key,
851 		       qede_get_rxfh_key_size(dev));
852 		edev->rss_params_inited |= QEDE_RSS_KEY_INITED;
853 	}
854 
855 	if (netif_running(edev->ndev)) {
856 		memset(&vport_update_params, 0, sizeof(vport_update_params));
857 		vport_update_params.update_rss_flg = 1;
858 		vport_update_params.vport_id = 0;
859 		memcpy(&vport_update_params.rss_params, &edev->rss_params,
860 		       sizeof(vport_update_params.rss_params));
861 		return edev->ops->vport_update(edev->cdev,
862 					       &vport_update_params);
863 	}
864 
865 	return 0;
866 }
867 
868 /* This function enables the interrupt generation and the NAPI on the device */
869 static void qede_netif_start(struct qede_dev *edev)
870 {
871 	int i;
872 
873 	if (!netif_running(edev->ndev))
874 		return;
875 
876 	for_each_rss(i) {
877 		/* Update and reenable interrupts */
878 		qed_sb_ack(edev->fp_array[i].sb_info, IGU_INT_ENABLE, 1);
879 		napi_enable(&edev->fp_array[i].napi);
880 	}
881 }
882 
883 /* This function disables the NAPI and the interrupt generation on the device */
884 static void qede_netif_stop(struct qede_dev *edev)
885 {
886 	int i;
887 
888 	for_each_rss(i) {
889 		napi_disable(&edev->fp_array[i].napi);
890 		/* Disable interrupts */
891 		qed_sb_ack(edev->fp_array[i].sb_info, IGU_INT_DISABLE, 0);
892 	}
893 }
894 
895 static int qede_selftest_transmit_traffic(struct qede_dev *edev,
896 					  struct sk_buff *skb)
897 {
898 	struct qede_tx_queue *txq = &edev->fp_array[0].txqs[0];
899 	struct eth_tx_1st_bd *first_bd;
900 	dma_addr_t mapping;
901 	int i, idx, val;
902 
903 	/* Fill the entry in the SW ring and the BDs in the FW ring */
904 	idx = txq->sw_tx_prod & NUM_TX_BDS_MAX;
905 	txq->sw_tx_ring[idx].skb = skb;
906 	first_bd = qed_chain_produce(&txq->tx_pbl);
907 	memset(first_bd, 0, sizeof(*first_bd));
908 	val = 1 << ETH_TX_1ST_BD_FLAGS_START_BD_SHIFT;
909 	first_bd->data.bd_flags.bitfields = val;
910 
911 	/* Map skb linear data for DMA and set in the first BD */
912 	mapping = dma_map_single(&edev->pdev->dev, skb->data,
913 				 skb_headlen(skb), DMA_TO_DEVICE);
914 	if (unlikely(dma_mapping_error(&edev->pdev->dev, mapping))) {
915 		DP_NOTICE(edev, "SKB mapping failed\n");
916 		return -ENOMEM;
917 	}
918 	BD_SET_UNMAP_ADDR_LEN(first_bd, mapping, skb_headlen(skb));
919 
920 	/* update the first BD with the actual num BDs */
921 	first_bd->data.nbds = 1;
922 	txq->sw_tx_prod++;
923 	/* 'next page' entries are counted in the producer value */
924 	val = cpu_to_le16(qed_chain_get_prod_idx(&txq->tx_pbl));
925 	txq->tx_db.data.bd_prod = val;
926 
927 	/* wmb makes sure that the BDs data is updated before updating the
928 	 * producer, otherwise FW may read old data from the BDs.
929 	 */
930 	wmb();
931 	barrier();
932 	writel(txq->tx_db.raw, txq->doorbell_addr);
933 
934 	/* mmiowb is needed to synchronize doorbell writes from more than one
935 	 * processor. It guarantees that the write arrives to the device before
936 	 * the queue lock is released and another start_xmit is called (possibly
937 	 * on another CPU). Without this barrier, the next doorbell can bypass
938 	 * this doorbell. This is applicable to IA64/Altix systems.
939 	 */
940 	mmiowb();
941 
942 	for (i = 0; i < QEDE_SELFTEST_POLL_COUNT; i++) {
943 		if (qede_txq_has_work(txq))
944 			break;
945 		usleep_range(100, 200);
946 	}
947 
948 	if (!qede_txq_has_work(txq)) {
949 		DP_NOTICE(edev, "Tx completion didn't happen\n");
950 		return -1;
951 	}
952 
953 	first_bd = (struct eth_tx_1st_bd *)qed_chain_consume(&txq->tx_pbl);
954 	dma_unmap_page(&edev->pdev->dev, BD_UNMAP_ADDR(first_bd),
955 		       BD_UNMAP_LEN(first_bd), DMA_TO_DEVICE);
956 	txq->sw_tx_cons++;
957 	txq->sw_tx_ring[idx].skb = NULL;
958 
959 	return 0;
960 }
961 
962 static int qede_selftest_receive_traffic(struct qede_dev *edev)
963 {
964 	struct qede_rx_queue *rxq = edev->fp_array[0].rxq;
965 	u16 hw_comp_cons, sw_comp_cons, sw_rx_index, len;
966 	struct eth_fast_path_rx_reg_cqe *fp_cqe;
967 	struct sw_rx_data *sw_rx_data;
968 	union eth_rx_cqe *cqe;
969 	u8 *data_ptr;
970 	int i;
971 
972 	/* The packet is expected to receive on rx-queue 0 even though RSS is
973 	 * enabled. This is because the queue 0 is configured as the default
974 	 * queue and that the loopback traffic is not IP.
975 	 */
976 	for (i = 0; i < QEDE_SELFTEST_POLL_COUNT; i++) {
977 		if (qede_has_rx_work(rxq))
978 			break;
979 		usleep_range(100, 200);
980 	}
981 
982 	if (!qede_has_rx_work(rxq)) {
983 		DP_NOTICE(edev, "Failed to receive the traffic\n");
984 		return -1;
985 	}
986 
987 	hw_comp_cons = le16_to_cpu(*rxq->hw_cons_ptr);
988 	sw_comp_cons = qed_chain_get_cons_idx(&rxq->rx_comp_ring);
989 
990 	/* Memory barrier to prevent the CPU from doing speculative reads of CQE
991 	 * / BD before reading hw_comp_cons. If the CQE is read before it is
992 	 * written by FW, then FW writes CQE and SB, and then the CPU reads the
993 	 * hw_comp_cons, it will use an old CQE.
994 	 */
995 	rmb();
996 
997 	/* Get the CQE from the completion ring */
998 	cqe = (union eth_rx_cqe *)qed_chain_consume(&rxq->rx_comp_ring);
999 
1000 	/* Get the data from the SW ring */
1001 	sw_rx_index = rxq->sw_rx_cons & NUM_RX_BDS_MAX;
1002 	sw_rx_data = &rxq->sw_rx_ring[sw_rx_index];
1003 	fp_cqe = &cqe->fast_path_regular;
1004 	len =  le16_to_cpu(fp_cqe->len_on_first_bd);
1005 	data_ptr = (u8 *)(page_address(sw_rx_data->data) +
1006 		     fp_cqe->placement_offset + sw_rx_data->page_offset);
1007 	for (i = ETH_HLEN; i < len; i++)
1008 		if (data_ptr[i] != (unsigned char)(i & 0xff)) {
1009 			DP_NOTICE(edev, "Loopback test failed\n");
1010 			qede_recycle_rx_bd_ring(rxq, edev, 1);
1011 			return -1;
1012 		}
1013 
1014 	qede_recycle_rx_bd_ring(rxq, edev, 1);
1015 
1016 	return 0;
1017 }
1018 
1019 static int qede_selftest_run_loopback(struct qede_dev *edev, u32 loopback_mode)
1020 {
1021 	struct qed_link_params link_params;
1022 	struct sk_buff *skb = NULL;
1023 	int rc = 0, i;
1024 	u32 pkt_size;
1025 	u8 *packet;
1026 
1027 	if (!netif_running(edev->ndev)) {
1028 		DP_NOTICE(edev, "Interface is down\n");
1029 		return -EINVAL;
1030 	}
1031 
1032 	qede_netif_stop(edev);
1033 
1034 	/* Bring up the link in Loopback mode */
1035 	memset(&link_params, 0, sizeof(link_params));
1036 	link_params.link_up = true;
1037 	link_params.override_flags = QED_LINK_OVERRIDE_LOOPBACK_MODE;
1038 	link_params.loopback_mode = loopback_mode;
1039 	edev->ops->common->set_link(edev->cdev, &link_params);
1040 
1041 	/* Wait for loopback configuration to apply */
1042 	msleep_interruptible(500);
1043 
1044 	/* prepare the loopback packet */
1045 	pkt_size = edev->ndev->mtu + ETH_HLEN;
1046 
1047 	skb = netdev_alloc_skb(edev->ndev, pkt_size);
1048 	if (!skb) {
1049 		DP_INFO(edev, "Can't allocate skb\n");
1050 		rc = -ENOMEM;
1051 		goto test_loopback_exit;
1052 	}
1053 	packet = skb_put(skb, pkt_size);
1054 	ether_addr_copy(packet, edev->ndev->dev_addr);
1055 	ether_addr_copy(packet + ETH_ALEN, edev->ndev->dev_addr);
1056 	memset(packet + (2 * ETH_ALEN), 0x77, (ETH_HLEN - (2 * ETH_ALEN)));
1057 	for (i = ETH_HLEN; i < pkt_size; i++)
1058 		packet[i] = (unsigned char)(i & 0xff);
1059 
1060 	rc = qede_selftest_transmit_traffic(edev, skb);
1061 	if (rc)
1062 		goto test_loopback_exit;
1063 
1064 	rc = qede_selftest_receive_traffic(edev);
1065 	if (rc)
1066 		goto test_loopback_exit;
1067 
1068 	DP_VERBOSE(edev, NETIF_MSG_RX_STATUS, "Loopback test successful\n");
1069 
1070 test_loopback_exit:
1071 	dev_kfree_skb(skb);
1072 
1073 	/* Bring up the link in Normal mode */
1074 	memset(&link_params, 0, sizeof(link_params));
1075 	link_params.link_up = true;
1076 	link_params.override_flags = QED_LINK_OVERRIDE_LOOPBACK_MODE;
1077 	link_params.loopback_mode = QED_LINK_LOOPBACK_NONE;
1078 	edev->ops->common->set_link(edev->cdev, &link_params);
1079 
1080 	/* Wait for loopback configuration to apply */
1081 	msleep_interruptible(500);
1082 
1083 	qede_netif_start(edev);
1084 
1085 	return rc;
1086 }
1087 
1088 static void qede_self_test(struct net_device *dev,
1089 			   struct ethtool_test *etest, u64 *buf)
1090 {
1091 	struct qede_dev *edev = netdev_priv(dev);
1092 
1093 	DP_VERBOSE(edev, QED_MSG_DEBUG,
1094 		   "Self-test command parameters: offline = %d, external_lb = %d\n",
1095 		   (etest->flags & ETH_TEST_FL_OFFLINE),
1096 		   (etest->flags & ETH_TEST_FL_EXTERNAL_LB) >> 2);
1097 
1098 	memset(buf, 0, sizeof(u64) * QEDE_ETHTOOL_TEST_MAX);
1099 
1100 	if (etest->flags & ETH_TEST_FL_OFFLINE) {
1101 		if (qede_selftest_run_loopback(edev,
1102 					       QED_LINK_LOOPBACK_INT_PHY)) {
1103 			buf[QEDE_ETHTOOL_INT_LOOPBACK] = 1;
1104 			etest->flags |= ETH_TEST_FL_FAILED;
1105 		}
1106 	}
1107 
1108 	if (edev->ops->common->selftest->selftest_interrupt(edev->cdev)) {
1109 		buf[QEDE_ETHTOOL_INTERRUPT_TEST] = 1;
1110 		etest->flags |= ETH_TEST_FL_FAILED;
1111 	}
1112 
1113 	if (edev->ops->common->selftest->selftest_memory(edev->cdev)) {
1114 		buf[QEDE_ETHTOOL_MEMORY_TEST] = 1;
1115 		etest->flags |= ETH_TEST_FL_FAILED;
1116 	}
1117 
1118 	if (edev->ops->common->selftest->selftest_register(edev->cdev)) {
1119 		buf[QEDE_ETHTOOL_REGISTER_TEST] = 1;
1120 		etest->flags |= ETH_TEST_FL_FAILED;
1121 	}
1122 
1123 	if (edev->ops->common->selftest->selftest_clock(edev->cdev)) {
1124 		buf[QEDE_ETHTOOL_CLOCK_TEST] = 1;
1125 		etest->flags |= ETH_TEST_FL_FAILED;
1126 	}
1127 }
1128 
1129 static const struct ethtool_ops qede_ethtool_ops = {
1130 	.get_settings = qede_get_settings,
1131 	.set_settings = qede_set_settings,
1132 	.get_drvinfo = qede_get_drvinfo,
1133 	.get_msglevel = qede_get_msglevel,
1134 	.set_msglevel = qede_set_msglevel,
1135 	.nway_reset = qede_nway_reset,
1136 	.get_link = qede_get_link,
1137 	.get_ringparam = qede_get_ringparam,
1138 	.set_ringparam = qede_set_ringparam,
1139 	.get_pauseparam = qede_get_pauseparam,
1140 	.set_pauseparam = qede_set_pauseparam,
1141 	.get_strings = qede_get_strings,
1142 	.set_phys_id = qede_set_phys_id,
1143 	.get_ethtool_stats = qede_get_ethtool_stats,
1144 	.get_priv_flags = qede_get_priv_flags,
1145 	.get_sset_count = qede_get_sset_count,
1146 	.get_rxnfc = qede_get_rxnfc,
1147 	.set_rxnfc = qede_set_rxnfc,
1148 	.get_rxfh_indir_size = qede_get_rxfh_indir_size,
1149 	.get_rxfh_key_size = qede_get_rxfh_key_size,
1150 	.get_rxfh = qede_get_rxfh,
1151 	.set_rxfh = qede_set_rxfh,
1152 	.get_channels = qede_get_channels,
1153 	.set_channels = qede_set_channels,
1154 	.self_test = qede_self_test,
1155 };
1156 
1157 static const struct ethtool_ops qede_vf_ethtool_ops = {
1158 	.get_settings = qede_get_settings,
1159 	.get_drvinfo = qede_get_drvinfo,
1160 	.get_msglevel = qede_get_msglevel,
1161 	.set_msglevel = qede_set_msglevel,
1162 	.get_link = qede_get_link,
1163 	.get_ringparam = qede_get_ringparam,
1164 	.set_ringparam = qede_set_ringparam,
1165 	.get_strings = qede_get_strings,
1166 	.get_ethtool_stats = qede_get_ethtool_stats,
1167 	.get_priv_flags = qede_get_priv_flags,
1168 	.get_sset_count = qede_get_sset_count,
1169 	.get_rxnfc = qede_get_rxnfc,
1170 	.set_rxnfc = qede_set_rxnfc,
1171 	.get_rxfh_indir_size = qede_get_rxfh_indir_size,
1172 	.get_rxfh_key_size = qede_get_rxfh_key_size,
1173 	.get_rxfh = qede_get_rxfh,
1174 	.set_rxfh = qede_set_rxfh,
1175 	.get_channels = qede_get_channels,
1176 	.set_channels = qede_set_channels,
1177 };
1178 
1179 void qede_set_ethtool_ops(struct net_device *dev)
1180 {
1181 	struct qede_dev *edev = netdev_priv(dev);
1182 
1183 	if (IS_VF(edev))
1184 		dev->ethtool_ops = &qede_vf_ethtool_ops;
1185 	else
1186 		dev->ethtool_ops = &qede_ethtool_ops;
1187 }
1188