xref: /dpdk/drivers/net/qede/qede_ethdev.c (revision fdc6a6f92b8fd96d21c5d2f4cd78e85d04b8dbc1)
1 /*
2  * Copyright (c) 2016 QLogic Corporation.
3  * All rights reserved.
4  * www.qlogic.com
5  *
6  * See LICENSE.qede_pmd for copyright and licensing details.
7  */
8 
9 #include "qede_ethdev.h"
10 #include <rte_alarm.h>
11 
12 /* Globals */
13 static const struct qed_eth_ops *qed_ops;
14 static const char *drivername = "qede pmd";
15 static int64_t timer_period = 1;
16 
17 struct rte_qede_xstats_name_off {
18 	char name[RTE_ETH_XSTATS_NAME_SIZE];
19 	uint64_t offset;
20 };
21 
22 static const struct rte_qede_xstats_name_off qede_xstats_strings[] = {
23 	{"rx_unicast_bytes", offsetof(struct ecore_eth_stats, rx_ucast_bytes)},
24 	{"rx_multicast_bytes",
25 		offsetof(struct ecore_eth_stats, rx_mcast_bytes)},
26 	{"rx_broadcast_bytes",
27 		offsetof(struct ecore_eth_stats, rx_bcast_bytes)},
28 	{"rx_unicast_packets", offsetof(struct ecore_eth_stats, rx_ucast_pkts)},
29 	{"rx_multicast_packets",
30 		offsetof(struct ecore_eth_stats, rx_mcast_pkts)},
31 	{"rx_broadcast_packets",
32 		offsetof(struct ecore_eth_stats, rx_bcast_pkts)},
33 
34 	{"tx_unicast_bytes", offsetof(struct ecore_eth_stats, tx_ucast_bytes)},
35 	{"tx_multicast_bytes",
36 		offsetof(struct ecore_eth_stats, tx_mcast_bytes)},
37 	{"tx_broadcast_bytes",
38 		offsetof(struct ecore_eth_stats, tx_bcast_bytes)},
39 	{"tx_unicast_packets", offsetof(struct ecore_eth_stats, tx_ucast_pkts)},
40 	{"tx_multicast_packets",
41 		offsetof(struct ecore_eth_stats, tx_mcast_pkts)},
42 	{"tx_broadcast_packets",
43 		offsetof(struct ecore_eth_stats, tx_bcast_pkts)},
44 
45 	{"rx_64_byte_packets",
46 		offsetof(struct ecore_eth_stats, rx_64_byte_packets)},
47 	{"rx_65_to_127_byte_packets",
48 		offsetof(struct ecore_eth_stats, rx_65_to_127_byte_packets)},
49 	{"rx_128_to_255_byte_packets",
50 		offsetof(struct ecore_eth_stats, rx_128_to_255_byte_packets)},
51 	{"rx_256_to_511_byte_packets",
52 		offsetof(struct ecore_eth_stats, rx_256_to_511_byte_packets)},
53 	{"rx_512_to_1023_byte_packets",
54 		offsetof(struct ecore_eth_stats, rx_512_to_1023_byte_packets)},
55 	{"rx_1024_to_1518_byte_packets",
56 		offsetof(struct ecore_eth_stats, rx_1024_to_1518_byte_packets)},
57 	{"rx_1519_to_1522_byte_packets",
58 		offsetof(struct ecore_eth_stats, rx_1519_to_1522_byte_packets)},
59 	{"rx_1519_to_2047_byte_packets",
60 		offsetof(struct ecore_eth_stats, rx_1519_to_2047_byte_packets)},
61 	{"rx_2048_to_4095_byte_packets",
62 		offsetof(struct ecore_eth_stats, rx_2048_to_4095_byte_packets)},
63 	{"rx_4096_to_9216_byte_packets",
64 		offsetof(struct ecore_eth_stats, rx_4096_to_9216_byte_packets)},
65 	{"rx_9217_to_16383_byte_packets",
66 		offsetof(struct ecore_eth_stats,
67 			 rx_9217_to_16383_byte_packets)},
68 	{"tx_64_byte_packets",
69 		offsetof(struct ecore_eth_stats, tx_64_byte_packets)},
70 	{"tx_65_to_127_byte_packets",
71 		offsetof(struct ecore_eth_stats, tx_65_to_127_byte_packets)},
72 	{"tx_128_to_255_byte_packets",
73 		offsetof(struct ecore_eth_stats, tx_128_to_255_byte_packets)},
74 	{"tx_256_to_511_byte_packets",
75 		offsetof(struct ecore_eth_stats, tx_256_to_511_byte_packets)},
76 	{"tx_512_to_1023_byte_packets",
77 		offsetof(struct ecore_eth_stats, tx_512_to_1023_byte_packets)},
78 	{"tx_1024_to_1518_byte_packets",
79 		offsetof(struct ecore_eth_stats, tx_1024_to_1518_byte_packets)},
80 	{"trx_1519_to_1522_byte_packets",
81 		offsetof(struct ecore_eth_stats, tx_1519_to_2047_byte_packets)},
82 	{"tx_2048_to_4095_byte_packets",
83 		offsetof(struct ecore_eth_stats, tx_2048_to_4095_byte_packets)},
84 	{"tx_4096_to_9216_byte_packets",
85 		offsetof(struct ecore_eth_stats, tx_4096_to_9216_byte_packets)},
86 	{"tx_9217_to_16383_byte_packets",
87 		offsetof(struct ecore_eth_stats,
88 			 tx_9217_to_16383_byte_packets)},
89 
90 	{"rx_mac_crtl_frames",
91 		offsetof(struct ecore_eth_stats, rx_mac_crtl_frames)},
92 	{"tx_mac_control_frames",
93 		offsetof(struct ecore_eth_stats, tx_mac_ctrl_frames)},
94 	{"rx_pause_frames", offsetof(struct ecore_eth_stats, rx_pause_frames)},
95 	{"tx_pause_frames", offsetof(struct ecore_eth_stats, tx_pause_frames)},
96 	{"rx_priority_flow_control_frames",
97 		offsetof(struct ecore_eth_stats, rx_pfc_frames)},
98 	{"tx_priority_flow_control_frames",
99 		offsetof(struct ecore_eth_stats, tx_pfc_frames)},
100 
101 	{"rx_crc_errors", offsetof(struct ecore_eth_stats, rx_crc_errors)},
102 	{"rx_align_errors", offsetof(struct ecore_eth_stats, rx_align_errors)},
103 	{"rx_carrier_errors",
104 		offsetof(struct ecore_eth_stats, rx_carrier_errors)},
105 	{"rx_oversize_packet_errors",
106 		offsetof(struct ecore_eth_stats, rx_oversize_packets)},
107 	{"rx_jabber_errors", offsetof(struct ecore_eth_stats, rx_jabbers)},
108 	{"rx_undersize_packet_errors",
109 		offsetof(struct ecore_eth_stats, rx_undersize_packets)},
110 	{"rx_fragments", offsetof(struct ecore_eth_stats, rx_fragments)},
111 	{"rx_host_buffer_not_available",
112 		offsetof(struct ecore_eth_stats, no_buff_discards)},
113 	/* Number of packets discarded because they are bigger than MTU */
114 	{"rx_packet_too_big_discards",
115 		offsetof(struct ecore_eth_stats, packet_too_big_discard)},
116 	{"rx_ttl_zero_discards",
117 		offsetof(struct ecore_eth_stats, ttl0_discard)},
118 	{"rx_multi_function_tag_filter_discards",
119 		offsetof(struct ecore_eth_stats, mftag_filter_discards)},
120 	{"rx_mac_filter_discards",
121 		offsetof(struct ecore_eth_stats, mac_filter_discards)},
122 	{"rx_hw_buffer_truncates",
123 		offsetof(struct ecore_eth_stats, brb_truncates)},
124 	{"rx_hw_buffer_discards",
125 		offsetof(struct ecore_eth_stats, brb_discards)},
126 	{"tx_lpi_entry_count",
127 		offsetof(struct ecore_eth_stats, tx_lpi_entry_count)},
128 	{"tx_total_collisions",
129 		offsetof(struct ecore_eth_stats, tx_total_collisions)},
130 	{"tx_error_drop_packets",
131 		offsetof(struct ecore_eth_stats, tx_err_drop_pkts)},
132 
133 	{"rx_mac_bytes", offsetof(struct ecore_eth_stats, rx_mac_bytes)},
134 	{"rx_mac_unicast_packets",
135 		offsetof(struct ecore_eth_stats, rx_mac_uc_packets)},
136 	{"rx_mac_multicast_packets",
137 		offsetof(struct ecore_eth_stats, rx_mac_mc_packets)},
138 	{"rx_mac_broadcast_packets",
139 		offsetof(struct ecore_eth_stats, rx_mac_bc_packets)},
140 	{"rx_mac_frames_ok",
141 		offsetof(struct ecore_eth_stats, rx_mac_frames_ok)},
142 	{"tx_mac_bytes", offsetof(struct ecore_eth_stats, tx_mac_bytes)},
143 	{"tx_mac_unicast_packets",
144 		offsetof(struct ecore_eth_stats, tx_mac_uc_packets)},
145 	{"tx_mac_multicast_packets",
146 		offsetof(struct ecore_eth_stats, tx_mac_mc_packets)},
147 	{"tx_mac_broadcast_packets",
148 		offsetof(struct ecore_eth_stats, tx_mac_bc_packets)},
149 
150 	{"lro_coalesced_packets",
151 		offsetof(struct ecore_eth_stats, tpa_coalesced_pkts)},
152 	{"lro_coalesced_events",
153 		offsetof(struct ecore_eth_stats, tpa_coalesced_events)},
154 	{"lro_aborts_num",
155 		offsetof(struct ecore_eth_stats, tpa_aborts_num)},
156 	{"lro_not_coalesced_packets",
157 		offsetof(struct ecore_eth_stats, tpa_not_coalesced_pkts)},
158 	{"lro_coalesced_bytes",
159 		offsetof(struct ecore_eth_stats, tpa_coalesced_bytes)},
160 };
161 
162 static void qede_interrupt_action(struct ecore_hwfn *p_hwfn)
163 {
164 	ecore_int_sp_dpc((osal_int_ptr_t)(p_hwfn));
165 }
166 
167 static void
168 qede_interrupt_handler(__rte_unused struct rte_intr_handle *handle, void *param)
169 {
170 	struct rte_eth_dev *eth_dev = (struct rte_eth_dev *)param;
171 	struct qede_dev *qdev = eth_dev->data->dev_private;
172 	struct ecore_dev *edev = &qdev->edev;
173 
174 	qede_interrupt_action(ECORE_LEADING_HWFN(edev));
175 	if (rte_intr_enable(&eth_dev->pci_dev->intr_handle))
176 		DP_ERR(edev, "rte_intr_enable failed\n");
177 }
178 
179 static void
180 qede_alloc_etherdev(struct qede_dev *qdev, struct qed_dev_eth_info *info)
181 {
182 	rte_memcpy(&qdev->dev_info, info, sizeof(*info));
183 	qdev->num_tc = qdev->dev_info.num_tc;
184 	qdev->ops = qed_ops;
185 }
186 
187 static void qede_print_adapter_info(struct qede_dev *qdev)
188 {
189 	struct ecore_dev *edev = &qdev->edev;
190 	struct qed_dev_info *info = &qdev->dev_info.common;
191 	static char ver_str[QED_DRV_VER_STR_SIZE];
192 
193 	DP_INFO(edev, "*********************************\n");
194 	DP_INFO(edev, " Chip details : %s%d\n",
195 		ECORE_IS_BB(edev) ? "BB" : "AH",
196 		CHIP_REV_IS_A0(edev) ? 0 : 1);
197 
198 	sprintf(ver_str, "%s %s_%d.%d.%d.%d", QEDE_PMD_VER_PREFIX,
199 		edev->ver_str, QEDE_PMD_VERSION_MAJOR, QEDE_PMD_VERSION_MINOR,
200 		QEDE_PMD_VERSION_REVISION, QEDE_PMD_VERSION_PATCH);
201 	strcpy(qdev->drv_ver, ver_str);
202 	DP_INFO(edev, " Driver version : %s\n", ver_str);
203 
204 	sprintf(ver_str, "%d.%d.%d.%d", info->fw_major, info->fw_minor,
205 		info->fw_rev, info->fw_eng);
206 	DP_INFO(edev, " Firmware version : %s\n", ver_str);
207 
208 	sprintf(ver_str, "%d.%d.%d.%d",
209 		(info->mfw_rev >> 24) & 0xff,
210 		(info->mfw_rev >> 16) & 0xff,
211 		(info->mfw_rev >> 8) & 0xff, (info->mfw_rev) & 0xff);
212 	DP_INFO(edev, " Management firmware version : %s\n", ver_str);
213 
214 	DP_INFO(edev, " Firmware file : %s\n", fw_file);
215 
216 	DP_INFO(edev, "*********************************\n");
217 }
218 
219 static int
220 qede_set_ucast_rx_mac(struct qede_dev *qdev,
221 		      enum qed_filter_xcast_params_type opcode,
222 		      uint8_t mac[ETHER_ADDR_LEN])
223 {
224 	struct ecore_dev *edev = &qdev->edev;
225 	struct qed_filter_params filter_cmd;
226 
227 	memset(&filter_cmd, 0, sizeof(filter_cmd));
228 	filter_cmd.type = QED_FILTER_TYPE_UCAST;
229 	filter_cmd.filter.ucast.type = opcode;
230 	filter_cmd.filter.ucast.mac_valid = 1;
231 	rte_memcpy(&filter_cmd.filter.ucast.mac[0], &mac[0], ETHER_ADDR_LEN);
232 	return qdev->ops->filter_config(edev, &filter_cmd);
233 }
234 
235 static void
236 qede_mac_addr_add(struct rte_eth_dev *eth_dev, struct ether_addr *mac_addr,
237 		  uint32_t index, __rte_unused uint32_t pool)
238 {
239 	struct qede_dev *qdev = eth_dev->data->dev_private;
240 	struct ecore_dev *edev = &qdev->edev;
241 	int rc;
242 
243 	PMD_INIT_FUNC_TRACE(edev);
244 
245 	if (index >= qdev->dev_info.num_mac_addrs) {
246 		DP_ERR(edev, "Index %u is above MAC filter limit %u\n",
247 		       index, qdev->dev_info.num_mac_addrs);
248 		return;
249 	}
250 
251 	/* Adding macaddr even though promiscuous mode is set */
252 	if (rte_eth_promiscuous_get(eth_dev->data->port_id) == 1)
253 		DP_INFO(edev, "Port is in promisc mode, yet adding it\n");
254 
255 	/* Add MAC filters according to the unicast secondary macs */
256 	rc = qede_set_ucast_rx_mac(qdev, QED_FILTER_XCAST_TYPE_ADD,
257 				   mac_addr->addr_bytes);
258 	if (rc)
259 		DP_ERR(edev, "Unable to add macaddr rc=%d\n", rc);
260 }
261 
262 static void
263 qede_mac_addr_remove(struct rte_eth_dev *eth_dev, uint32_t index)
264 {
265 	struct qede_dev *qdev = eth_dev->data->dev_private;
266 	struct ecore_dev *edev = &qdev->edev;
267 	struct ether_addr mac_addr;
268 	int rc;
269 
270 	PMD_INIT_FUNC_TRACE(edev);
271 
272 	if (index >= qdev->dev_info.num_mac_addrs) {
273 		DP_ERR(edev, "Index %u is above MAC filter limit %u\n",
274 		       index, qdev->dev_info.num_mac_addrs);
275 		return;
276 	}
277 
278 	/* Use the index maintained by rte */
279 	ether_addr_copy(&eth_dev->data->mac_addrs[index], &mac_addr);
280 	rc = qede_set_ucast_rx_mac(qdev, QED_FILTER_XCAST_TYPE_DEL,
281 				   mac_addr.addr_bytes);
282 	if (rc)
283 		DP_ERR(edev, "Unable to remove macaddr rc=%d\n", rc);
284 }
285 
286 static void
287 qede_mac_addr_set(struct rte_eth_dev *eth_dev, struct ether_addr *mac_addr)
288 {
289 	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
290 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
291 	int rc;
292 
293 	if (IS_VF(edev) && !ecore_vf_check_mac(ECORE_LEADING_HWFN(edev),
294 					       mac_addr->addr_bytes)) {
295 		DP_ERR(edev, "Setting MAC address is not allowed\n");
296 		ether_addr_copy(&qdev->primary_mac,
297 				&eth_dev->data->mac_addrs[0]);
298 		return;
299 	}
300 
301 	/* First remove the primary mac */
302 	rc = qede_set_ucast_rx_mac(qdev, QED_FILTER_XCAST_TYPE_DEL,
303 				   qdev->primary_mac.addr_bytes);
304 
305 	if (rc) {
306 		DP_ERR(edev, "Unable to remove current macaddr"
307 			     " Reverting to previous default mac\n");
308 		ether_addr_copy(&qdev->primary_mac,
309 				&eth_dev->data->mac_addrs[0]);
310 		return;
311 	}
312 
313 	/* Add new MAC */
314 	rc = qede_set_ucast_rx_mac(qdev, QED_FILTER_XCAST_TYPE_ADD,
315 				   mac_addr->addr_bytes);
316 
317 	if (rc)
318 		DP_ERR(edev, "Unable to add new default mac\n");
319 	else
320 		ether_addr_copy(mac_addr, &qdev->primary_mac);
321 }
322 
323 
324 
325 
326 static void qede_config_accept_any_vlan(struct qede_dev *qdev, bool action)
327 {
328 	struct ecore_dev *edev = &qdev->edev;
329 	struct qed_update_vport_params params = {
330 		.vport_id = 0,
331 		.accept_any_vlan = action,
332 		.update_accept_any_vlan_flg = 1,
333 	};
334 	int rc;
335 
336 	/* Proceed only if action actually needs to be performed */
337 	if (qdev->accept_any_vlan == action)
338 		return;
339 
340 	rc = qdev->ops->vport_update(edev, &params);
341 	if (rc) {
342 		DP_ERR(edev, "Failed to %s accept-any-vlan\n",
343 		       action ? "enable" : "disable");
344 	} else {
345 		DP_INFO(edev, "%s accept-any-vlan\n",
346 			action ? "enabled" : "disabled");
347 		qdev->accept_any_vlan = action;
348 	}
349 }
350 
351 static int qede_vlan_stripping(struct rte_eth_dev *eth_dev, bool set_stripping)
352 {
353 	struct qed_update_vport_params vport_update_params;
354 	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
355 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
356 	int rc;
357 
358 	memset(&vport_update_params, 0, sizeof(vport_update_params));
359 	vport_update_params.vport_id = 0;
360 	vport_update_params.update_inner_vlan_removal_flg = 1;
361 	vport_update_params.inner_vlan_removal_flg = set_stripping;
362 	rc = qdev->ops->vport_update(edev, &vport_update_params);
363 	if (rc) {
364 		DP_ERR(edev, "Update V-PORT failed %d\n", rc);
365 		return rc;
366 	}
367 
368 	return 0;
369 }
370 
371 static void qede_vlan_offload_set(struct rte_eth_dev *eth_dev, int mask)
372 {
373 	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
374 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
375 
376 	if (mask & ETH_VLAN_STRIP_MASK) {
377 		if (eth_dev->data->dev_conf.rxmode.hw_vlan_strip)
378 			(void)qede_vlan_stripping(eth_dev, 1);
379 		else
380 			(void)qede_vlan_stripping(eth_dev, 0);
381 	}
382 
383 	DP_INFO(edev, "vlan offload mask %d vlan-strip %d\n",
384 		mask, eth_dev->data->dev_conf.rxmode.hw_vlan_strip);
385 }
386 
387 static int qede_set_ucast_rx_vlan(struct qede_dev *qdev,
388 				  enum qed_filter_xcast_params_type opcode,
389 				  uint16_t vid)
390 {
391 	struct qed_filter_params filter_cmd;
392 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
393 
394 	memset(&filter_cmd, 0, sizeof(filter_cmd));
395 	filter_cmd.type = QED_FILTER_TYPE_UCAST;
396 	filter_cmd.filter.ucast.type = opcode;
397 	filter_cmd.filter.ucast.vlan_valid = 1;
398 	filter_cmd.filter.ucast.vlan = vid;
399 
400 	return qdev->ops->filter_config(edev, &filter_cmd);
401 }
402 
403 static int qede_vlan_filter_set(struct rte_eth_dev *eth_dev,
404 				uint16_t vlan_id, int on)
405 {
406 	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
407 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
408 	struct qed_dev_eth_info *dev_info = &qdev->dev_info;
409 	int rc;
410 
411 	if (vlan_id != 0 &&
412 	    qdev->configured_vlans == dev_info->num_vlan_filters) {
413 		DP_NOTICE(edev, false, "Reached max VLAN filter limit"
414 				     " enabling accept_any_vlan\n");
415 		qede_config_accept_any_vlan(qdev, true);
416 		return 0;
417 	}
418 
419 	if (on) {
420 		rc = qede_set_ucast_rx_vlan(qdev, QED_FILTER_XCAST_TYPE_ADD,
421 					    vlan_id);
422 		if (rc)
423 			DP_ERR(edev, "Failed to add VLAN %u rc %d\n", vlan_id,
424 			       rc);
425 		else
426 			if (vlan_id != 0)
427 				qdev->configured_vlans++;
428 	} else {
429 		rc = qede_set_ucast_rx_vlan(qdev, QED_FILTER_XCAST_TYPE_DEL,
430 					    vlan_id);
431 		if (rc)
432 			DP_ERR(edev, "Failed to delete VLAN %u rc %d\n",
433 			       vlan_id, rc);
434 		else
435 			if (vlan_id != 0)
436 				qdev->configured_vlans--;
437 	}
438 
439 	DP_INFO(edev, "vlan_id %u on %u rc %d configured_vlans %u\n",
440 			vlan_id, on, rc, qdev->configured_vlans);
441 
442 	return rc;
443 }
444 
445 static int qede_init_vport(struct qede_dev *qdev)
446 {
447 	struct ecore_dev *edev = &qdev->edev;
448 	struct qed_start_vport_params start = {0};
449 	int rc;
450 
451 	start.remove_inner_vlan = 1;
452 	start.gro_enable = 0;
453 	start.mtu = ETHER_MTU + QEDE_ETH_OVERHEAD;
454 	start.vport_id = 0;
455 	start.drop_ttl0 = false;
456 	start.clear_stats = 1;
457 	start.handle_ptp_pkts = 0;
458 
459 	rc = qdev->ops->vport_start(edev, &start);
460 	if (rc) {
461 		DP_ERR(edev, "Start V-PORT failed %d\n", rc);
462 		return rc;
463 	}
464 
465 	DP_INFO(edev,
466 		"Start vport ramrod passed, vport_id = %d, MTU = %u\n",
467 		start.vport_id, ETHER_MTU);
468 
469 	return 0;
470 }
471 
472 static int qede_dev_configure(struct rte_eth_dev *eth_dev)
473 {
474 	struct qede_dev *qdev = eth_dev->data->dev_private;
475 	struct ecore_dev *edev = &qdev->edev;
476 	struct rte_eth_rxmode *rxmode = &eth_dev->data->dev_conf.rxmode;
477 	int rc;
478 
479 	PMD_INIT_FUNC_TRACE(edev);
480 
481 	/* Check requirements for 100G mode */
482 	if (edev->num_hwfns > 1) {
483 		if (eth_dev->data->nb_rx_queues < 2 ||
484 		    eth_dev->data->nb_tx_queues < 2) {
485 			DP_NOTICE(edev, false,
486 				  "100G mode needs min. 2 RX/TX queues\n");
487 			return -EINVAL;
488 		}
489 
490 		if ((eth_dev->data->nb_rx_queues % 2 != 0) ||
491 		    (eth_dev->data->nb_tx_queues % 2 != 0)) {
492 			DP_NOTICE(edev, false,
493 				  "100G mode needs even no. of RX/TX queues\n");
494 			return -EINVAL;
495 		}
496 	}
497 
498 	qdev->fp_num_tx = eth_dev->data->nb_tx_queues;
499 	qdev->fp_num_rx = eth_dev->data->nb_rx_queues;
500 	qdev->num_queues = qdev->fp_num_tx + qdev->fp_num_rx;
501 
502 	/* Sanity checks and throw warnings */
503 	if (rxmode->enable_scatter == 1) {
504 		DP_ERR(edev, "RX scatter packets is not supported\n");
505 		return -EINVAL;
506 	}
507 
508 	if (rxmode->enable_lro == 1) {
509 		DP_INFO(edev, "LRO is not supported\n");
510 		return -EINVAL;
511 	}
512 
513 	if (!rxmode->hw_strip_crc)
514 		DP_INFO(edev, "L2 CRC stripping is always enabled in hw\n");
515 
516 	if (!rxmode->hw_ip_checksum)
517 		DP_INFO(edev, "IP/UDP/TCP checksum offload is always enabled "
518 			      "in hw\n");
519 
520 	/* Check for the port restart case */
521 	if (qdev->state != QEDE_DEV_INIT) {
522 		rc = qdev->ops->vport_stop(edev, 0);
523 		if (rc != 0)
524 			return rc;
525 		qede_dealloc_fp_resc(eth_dev);
526 	}
527 
528 	/* Fastpath status block should be initialized before sending
529 	 * VPORT-START in the case of VF. Anyway, do it for both VF/PF.
530 	 */
531 	rc = qede_alloc_fp_resc(qdev);
532 	if (rc != 0)
533 		return rc;
534 
535 	/* Issue VPORT-START with default config values to allow
536 	 * other port configurations early on.
537 	 */
538 	rc = qede_init_vport(qdev);
539 	if (rc != 0)
540 		return rc;
541 
542 	/* Add primary mac for PF */
543 	if (IS_PF(edev))
544 		qede_mac_addr_set(eth_dev, &qdev->primary_mac);
545 
546 	qdev->state = QEDE_DEV_CONFIG;
547 
548 	return 0;
549 }
550 
551 /* Info about HW descriptor ring limitations */
552 static const struct rte_eth_desc_lim qede_rx_desc_lim = {
553 	.nb_max = NUM_RX_BDS_MAX,
554 	.nb_min = 128,
555 	.nb_align = 128	/* lowest common multiple */
556 };
557 
558 static const struct rte_eth_desc_lim qede_tx_desc_lim = {
559 	.nb_max = NUM_TX_BDS_MAX,
560 	.nb_min = 256,
561 	.nb_align = 256
562 };
563 
564 static void
565 qede_dev_info_get(struct rte_eth_dev *eth_dev,
566 		  struct rte_eth_dev_info *dev_info)
567 {
568 	struct qede_dev *qdev = eth_dev->data->dev_private;
569 	struct ecore_dev *edev = &qdev->edev;
570 
571 	PMD_INIT_FUNC_TRACE(edev);
572 
573 	dev_info->min_rx_bufsize = (uint32_t)(ETHER_MIN_MTU +
574 					      QEDE_ETH_OVERHEAD);
575 	dev_info->max_rx_pktlen = (uint32_t)ETH_TX_MAX_NON_LSO_PKT_LEN;
576 	dev_info->rx_desc_lim = qede_rx_desc_lim;
577 	dev_info->tx_desc_lim = qede_tx_desc_lim;
578 	dev_info->max_rx_queues = (uint16_t)QEDE_MAX_RSS_CNT(qdev);
579 	dev_info->max_tx_queues = dev_info->max_rx_queues;
580 	dev_info->max_mac_addrs = qdev->dev_info.num_mac_addrs;
581 	if (IS_VF(edev))
582 		dev_info->max_vfs = 0;
583 	else
584 		dev_info->max_vfs = (uint16_t)NUM_OF_VFS(&qdev->edev);
585 	dev_info->driver_name = qdev->drv_ver;
586 	dev_info->reta_size = ECORE_RSS_IND_TABLE_SIZE;
587 	dev_info->flow_type_rss_offloads = (uint64_t)QEDE_RSS_OFFLOAD_ALL;
588 
589 	dev_info->default_txconf = (struct rte_eth_txconf) {
590 		.txq_flags = QEDE_TXQ_FLAGS,
591 	};
592 
593 	dev_info->rx_offload_capa = (DEV_RX_OFFLOAD_VLAN_STRIP |
594 				     DEV_RX_OFFLOAD_IPV4_CKSUM |
595 				     DEV_RX_OFFLOAD_UDP_CKSUM |
596 				     DEV_RX_OFFLOAD_TCP_CKSUM);
597 	dev_info->tx_offload_capa = (DEV_TX_OFFLOAD_VLAN_INSERT |
598 				     DEV_TX_OFFLOAD_IPV4_CKSUM |
599 				     DEV_TX_OFFLOAD_UDP_CKSUM |
600 				     DEV_TX_OFFLOAD_TCP_CKSUM);
601 
602 	dev_info->speed_capa = ETH_LINK_SPEED_25G | ETH_LINK_SPEED_40G |
603 			       ETH_LINK_SPEED_100G;
604 }
605 
606 /* return 0 means link status changed, -1 means not changed */
607 static int
608 qede_link_update(struct rte_eth_dev *eth_dev, __rte_unused int wait_to_complete)
609 {
610 	struct qede_dev *qdev = eth_dev->data->dev_private;
611 	struct ecore_dev *edev = &qdev->edev;
612 	uint16_t link_duplex;
613 	struct qed_link_output link;
614 	struct rte_eth_link *curr = &eth_dev->data->dev_link;
615 
616 	memset(&link, 0, sizeof(struct qed_link_output));
617 	qdev->ops->common->get_link(edev, &link);
618 
619 	/* Link Speed */
620 	curr->link_speed = link.speed;
621 
622 	/* Link Mode */
623 	switch (link.duplex) {
624 	case QEDE_DUPLEX_HALF:
625 		link_duplex = ETH_LINK_HALF_DUPLEX;
626 		break;
627 	case QEDE_DUPLEX_FULL:
628 		link_duplex = ETH_LINK_FULL_DUPLEX;
629 		break;
630 	case QEDE_DUPLEX_UNKNOWN:
631 	default:
632 		link_duplex = -1;
633 	}
634 	curr->link_duplex = link_duplex;
635 
636 	/* Link Status */
637 	curr->link_status = (link.link_up) ? ETH_LINK_UP : ETH_LINK_DOWN;
638 
639 	/* AN */
640 	curr->link_autoneg = (link.supported_caps & QEDE_SUPPORTED_AUTONEG) ?
641 			     ETH_LINK_AUTONEG : ETH_LINK_FIXED;
642 
643 	DP_INFO(edev, "Link - Speed %u Mode %u AN %u Status %u\n",
644 		curr->link_speed, curr->link_duplex,
645 		curr->link_autoneg, curr->link_status);
646 
647 	/* return 0 means link status changed, -1 means not changed */
648 	return ((curr->link_status == link.link_up) ? -1 : 0);
649 }
650 
651 static void
652 qede_rx_mode_setting(struct rte_eth_dev *eth_dev,
653 		     enum qed_filter_rx_mode_type accept_flags)
654 {
655 	struct qede_dev *qdev = eth_dev->data->dev_private;
656 	struct ecore_dev *edev = &qdev->edev;
657 	struct qed_filter_params rx_mode;
658 
659 	DP_INFO(edev, "%s mode %u\n", __func__, accept_flags);
660 
661 	memset(&rx_mode, 0, sizeof(struct qed_filter_params));
662 	rx_mode.type = QED_FILTER_TYPE_RX_MODE;
663 	rx_mode.filter.accept_flags = accept_flags;
664 	qdev->ops->filter_config(edev, &rx_mode);
665 }
666 
667 static void qede_promiscuous_enable(struct rte_eth_dev *eth_dev)
668 {
669 	struct qede_dev *qdev = eth_dev->data->dev_private;
670 	struct ecore_dev *edev = &qdev->edev;
671 
672 	PMD_INIT_FUNC_TRACE(edev);
673 
674 	enum qed_filter_rx_mode_type type = QED_FILTER_RX_MODE_TYPE_PROMISC;
675 
676 	if (rte_eth_allmulticast_get(eth_dev->data->port_id) == 1)
677 		type |= QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC;
678 
679 	qede_rx_mode_setting(eth_dev, type);
680 }
681 
682 static void qede_promiscuous_disable(struct rte_eth_dev *eth_dev)
683 {
684 	struct qede_dev *qdev = eth_dev->data->dev_private;
685 	struct ecore_dev *edev = &qdev->edev;
686 
687 	PMD_INIT_FUNC_TRACE(edev);
688 
689 	if (rte_eth_allmulticast_get(eth_dev->data->port_id) == 1)
690 		qede_rx_mode_setting(eth_dev,
691 				     QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC);
692 	else
693 		qede_rx_mode_setting(eth_dev, QED_FILTER_RX_MODE_TYPE_REGULAR);
694 }
695 
696 static void qede_poll_sp_sb_cb(void *param)
697 {
698 	struct rte_eth_dev *eth_dev = (struct rte_eth_dev *)param;
699 	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
700 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
701 	int rc;
702 
703 	qede_interrupt_action(ECORE_LEADING_HWFN(edev));
704 	qede_interrupt_action(&edev->hwfns[1]);
705 
706 	rc = rte_eal_alarm_set(timer_period * US_PER_S,
707 			       qede_poll_sp_sb_cb,
708 			       (void *)eth_dev);
709 	if (rc != 0) {
710 		DP_ERR(edev, "Unable to start periodic"
711 			     " timer rc %d\n", rc);
712 		assert(false && "Unable to start periodic timer");
713 	}
714 }
715 
716 static void qede_dev_close(struct rte_eth_dev *eth_dev)
717 {
718 	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
719 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
720 	int rc;
721 
722 	PMD_INIT_FUNC_TRACE(edev);
723 
724 	/* dev_stop() shall cleanup fp resources in hw but without releasing
725 	 * dma memories and sw structures so that dev_start() can be called
726 	 * by the app without reconfiguration. However, in dev_close() we
727 	 * can release all the resources and device can be brought up newly
728 	 */
729 	if (qdev->state != QEDE_DEV_STOP)
730 		qede_dev_stop(eth_dev);
731 	else
732 		DP_INFO(edev, "Device is already stopped\n");
733 
734 	rc = qdev->ops->vport_stop(edev, 0);
735 	if (rc != 0)
736 		DP_ERR(edev, "Failed to stop VPORT\n");
737 
738 	qede_dealloc_fp_resc(eth_dev);
739 
740 	qdev->ops->common->slowpath_stop(edev);
741 
742 	qdev->ops->common->remove(edev);
743 
744 	rte_intr_disable(&eth_dev->pci_dev->intr_handle);
745 
746 	rte_intr_callback_unregister(&eth_dev->pci_dev->intr_handle,
747 				     qede_interrupt_handler, (void *)eth_dev);
748 
749 	if (edev->num_hwfns > 1)
750 		rte_eal_alarm_cancel(qede_poll_sp_sb_cb, (void *)eth_dev);
751 
752 	qdev->state = QEDE_DEV_INIT; /* Go back to init state */
753 }
754 
755 static void
756 qede_get_stats(struct rte_eth_dev *eth_dev, struct rte_eth_stats *eth_stats)
757 {
758 	struct qede_dev *qdev = eth_dev->data->dev_private;
759 	struct ecore_dev *edev = &qdev->edev;
760 	struct ecore_eth_stats stats;
761 
762 	qdev->ops->get_vport_stats(edev, &stats);
763 
764 	/* RX Stats */
765 	eth_stats->ipackets = stats.rx_ucast_pkts +
766 	    stats.rx_mcast_pkts + stats.rx_bcast_pkts;
767 
768 	eth_stats->ibytes = stats.rx_ucast_bytes +
769 	    stats.rx_mcast_bytes + stats.rx_bcast_bytes;
770 
771 	eth_stats->ierrors = stats.rx_crc_errors +
772 	    stats.rx_align_errors +
773 	    stats.rx_carrier_errors +
774 	    stats.rx_oversize_packets +
775 	    stats.rx_jabbers + stats.rx_undersize_packets;
776 
777 	eth_stats->rx_nombuf = stats.no_buff_discards;
778 
779 	eth_stats->imissed = stats.mftag_filter_discards +
780 	    stats.mac_filter_discards +
781 	    stats.no_buff_discards + stats.brb_truncates + stats.brb_discards;
782 
783 	/* TX stats */
784 	eth_stats->opackets = stats.tx_ucast_pkts +
785 	    stats.tx_mcast_pkts + stats.tx_bcast_pkts;
786 
787 	eth_stats->obytes = stats.tx_ucast_bytes +
788 	    stats.tx_mcast_bytes + stats.tx_bcast_bytes;
789 
790 	eth_stats->oerrors = stats.tx_err_drop_pkts;
791 }
792 
793 static int
794 qede_get_xstats_names(__rte_unused struct rte_eth_dev *dev,
795 		      struct rte_eth_xstat_name *xstats_names, unsigned limit)
796 {
797 	unsigned int i, stat_cnt = RTE_DIM(qede_xstats_strings);
798 
799 	if (xstats_names != NULL)
800 		for (i = 0; i < stat_cnt; i++)
801 			snprintf(xstats_names[i].name,
802 				sizeof(xstats_names[i].name),
803 				"%s",
804 				qede_xstats_strings[i].name);
805 
806 	return stat_cnt;
807 }
808 
809 static int
810 qede_get_xstats(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
811 		unsigned int n)
812 {
813 	struct qede_dev *qdev = dev->data->dev_private;
814 	struct ecore_dev *edev = &qdev->edev;
815 	struct ecore_eth_stats stats;
816 	unsigned int num = RTE_DIM(qede_xstats_strings);
817 
818 	if (n < num)
819 		return num;
820 
821 	qdev->ops->get_vport_stats(edev, &stats);
822 
823 	for (num = 0; num < n; num++)
824 		xstats[num].value = *(u64 *)(((char *)&stats) +
825 					     qede_xstats_strings[num].offset);
826 
827 	return num;
828 }
829 
830 static void
831 qede_reset_xstats(struct rte_eth_dev *dev)
832 {
833 	struct qede_dev *qdev = dev->data->dev_private;
834 	struct ecore_dev *edev = &qdev->edev;
835 
836 	ecore_reset_vport_stats(edev);
837 }
838 
839 int qede_dev_set_link_state(struct rte_eth_dev *eth_dev, bool link_up)
840 {
841 	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
842 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
843 	struct qed_link_params link_params;
844 	int rc;
845 
846 	DP_INFO(edev, "setting link state %d\n", link_up);
847 	memset(&link_params, 0, sizeof(link_params));
848 	link_params.link_up = link_up;
849 	rc = qdev->ops->common->set_link(edev, &link_params);
850 	if (rc != ECORE_SUCCESS)
851 		DP_ERR(edev, "Unable to set link state %d\n", link_up);
852 
853 	return rc;
854 }
855 
856 static int qede_dev_set_link_up(struct rte_eth_dev *eth_dev)
857 {
858 	return qede_dev_set_link_state(eth_dev, true);
859 }
860 
861 static int qede_dev_set_link_down(struct rte_eth_dev *eth_dev)
862 {
863 	return qede_dev_set_link_state(eth_dev, false);
864 }
865 
866 static void qede_reset_stats(struct rte_eth_dev *eth_dev)
867 {
868 	struct qede_dev *qdev = eth_dev->data->dev_private;
869 	struct ecore_dev *edev = &qdev->edev;
870 
871 	ecore_reset_vport_stats(edev);
872 }
873 
874 static void qede_allmulticast_enable(struct rte_eth_dev *eth_dev)
875 {
876 	enum qed_filter_rx_mode_type type =
877 	    QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC;
878 
879 	if (rte_eth_promiscuous_get(eth_dev->data->port_id) == 1)
880 		type |= QED_FILTER_RX_MODE_TYPE_PROMISC;
881 
882 	qede_rx_mode_setting(eth_dev, type);
883 }
884 
885 static void qede_allmulticast_disable(struct rte_eth_dev *eth_dev)
886 {
887 	if (rte_eth_promiscuous_get(eth_dev->data->port_id) == 1)
888 		qede_rx_mode_setting(eth_dev, QED_FILTER_RX_MODE_TYPE_PROMISC);
889 	else
890 		qede_rx_mode_setting(eth_dev, QED_FILTER_RX_MODE_TYPE_REGULAR);
891 }
892 
893 static int qede_flow_ctrl_set(struct rte_eth_dev *eth_dev,
894 			      struct rte_eth_fc_conf *fc_conf)
895 {
896 	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
897 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
898 	struct qed_link_output current_link;
899 	struct qed_link_params params;
900 
901 	memset(&current_link, 0, sizeof(current_link));
902 	qdev->ops->common->get_link(edev, &current_link);
903 
904 	memset(&params, 0, sizeof(params));
905 	params.override_flags |= QED_LINK_OVERRIDE_PAUSE_CONFIG;
906 	if (fc_conf->autoneg) {
907 		if (!(current_link.supported_caps & QEDE_SUPPORTED_AUTONEG)) {
908 			DP_ERR(edev, "Autoneg not supported\n");
909 			return -EINVAL;
910 		}
911 		params.pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
912 	}
913 
914 	/* Pause is assumed to be supported (SUPPORTED_Pause) */
915 	if (fc_conf->mode == RTE_FC_FULL)
916 		params.pause_config |= (QED_LINK_PAUSE_TX_ENABLE |
917 					QED_LINK_PAUSE_RX_ENABLE);
918 	if (fc_conf->mode == RTE_FC_TX_PAUSE)
919 		params.pause_config |= QED_LINK_PAUSE_TX_ENABLE;
920 	if (fc_conf->mode == RTE_FC_RX_PAUSE)
921 		params.pause_config |= QED_LINK_PAUSE_RX_ENABLE;
922 
923 	params.link_up = true;
924 	(void)qdev->ops->common->set_link(edev, &params);
925 
926 	return 0;
927 }
928 
929 static int qede_flow_ctrl_get(struct rte_eth_dev *eth_dev,
930 			      struct rte_eth_fc_conf *fc_conf)
931 {
932 	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
933 	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
934 	struct qed_link_output current_link;
935 
936 	memset(&current_link, 0, sizeof(current_link));
937 	qdev->ops->common->get_link(edev, &current_link);
938 
939 	if (current_link.pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
940 		fc_conf->autoneg = true;
941 
942 	if (current_link.pause_config & (QED_LINK_PAUSE_RX_ENABLE |
943 					 QED_LINK_PAUSE_TX_ENABLE))
944 		fc_conf->mode = RTE_FC_FULL;
945 	else if (current_link.pause_config & QED_LINK_PAUSE_RX_ENABLE)
946 		fc_conf->mode = RTE_FC_RX_PAUSE;
947 	else if (current_link.pause_config & QED_LINK_PAUSE_TX_ENABLE)
948 		fc_conf->mode = RTE_FC_TX_PAUSE;
949 	else
950 		fc_conf->mode = RTE_FC_NONE;
951 
952 	return 0;
953 }
954 
955 static const uint32_t *
956 qede_dev_supported_ptypes_get(struct rte_eth_dev *eth_dev)
957 {
958 	static const uint32_t ptypes[] = {
959 		RTE_PTYPE_L3_IPV4,
960 		RTE_PTYPE_L3_IPV6,
961 		RTE_PTYPE_UNKNOWN
962 	};
963 
964 	if (eth_dev->rx_pkt_burst == qede_recv_pkts)
965 		return ptypes;
966 
967 	return NULL;
968 }
969 
970 int qede_rss_hash_update(struct rte_eth_dev *eth_dev,
971 			 struct rte_eth_rss_conf *rss_conf)
972 {
973 	struct qed_update_vport_params vport_update_params;
974 	struct qede_dev *qdev = eth_dev->data->dev_private;
975 	struct ecore_dev *edev = &qdev->edev;
976 	uint8_t rss_caps;
977 	uint32_t *key = (uint32_t *)rss_conf->rss_key;
978 	uint64_t hf = rss_conf->rss_hf;
979 	int i;
980 
981 	if (hf == 0)
982 		DP_ERR(edev, "hash function 0 will disable RSS\n");
983 
984 	rss_caps = 0;
985 	rss_caps |= (hf & ETH_RSS_IPV4)              ? ECORE_RSS_IPV4 : 0;
986 	rss_caps |= (hf & ETH_RSS_IPV6)              ? ECORE_RSS_IPV6 : 0;
987 	rss_caps |= (hf & ETH_RSS_IPV6_EX)           ? ECORE_RSS_IPV6 : 0;
988 	rss_caps |= (hf & ETH_RSS_NONFRAG_IPV4_TCP)  ? ECORE_RSS_IPV4_TCP : 0;
989 	rss_caps |= (hf & ETH_RSS_NONFRAG_IPV6_TCP)  ? ECORE_RSS_IPV6_TCP : 0;
990 	rss_caps |= (hf & ETH_RSS_IPV6_TCP_EX)       ? ECORE_RSS_IPV6_TCP : 0;
991 
992 	/* If the mapping doesn't fit any supported, return */
993 	if (rss_caps == 0 && hf != 0)
994 		return -EINVAL;
995 
996 	memset(&vport_update_params, 0, sizeof(vport_update_params));
997 
998 	if (key != NULL)
999 		memcpy(qdev->rss_params.rss_key, rss_conf->rss_key,
1000 		       rss_conf->rss_key_len);
1001 
1002 	qdev->rss_params.rss_caps = rss_caps;
1003 	memcpy(&vport_update_params.rss_params, &qdev->rss_params,
1004 	       sizeof(vport_update_params.rss_params));
1005 	vport_update_params.update_rss_flg = 1;
1006 	vport_update_params.vport_id = 0;
1007 
1008 	return qdev->ops->vport_update(edev, &vport_update_params);
1009 }
1010 
1011 int qede_rss_hash_conf_get(struct rte_eth_dev *eth_dev,
1012 			   struct rte_eth_rss_conf *rss_conf)
1013 {
1014 	struct qede_dev *qdev = eth_dev->data->dev_private;
1015 	uint64_t hf;
1016 
1017 	if (rss_conf->rss_key_len < sizeof(qdev->rss_params.rss_key))
1018 		return -EINVAL;
1019 
1020 	if (rss_conf->rss_key)
1021 		memcpy(rss_conf->rss_key, qdev->rss_params.rss_key,
1022 		       sizeof(qdev->rss_params.rss_key));
1023 
1024 	hf = 0;
1025 	hf |= (qdev->rss_params.rss_caps & ECORE_RSS_IPV4)     ?
1026 			ETH_RSS_IPV4 : 0;
1027 	hf |= (qdev->rss_params.rss_caps & ECORE_RSS_IPV6)     ?
1028 			ETH_RSS_IPV6 : 0;
1029 	hf |= (qdev->rss_params.rss_caps & ECORE_RSS_IPV6)     ?
1030 			ETH_RSS_IPV6_EX : 0;
1031 	hf |= (qdev->rss_params.rss_caps & ECORE_RSS_IPV4_TCP) ?
1032 			ETH_RSS_NONFRAG_IPV4_TCP : 0;
1033 	hf |= (qdev->rss_params.rss_caps & ECORE_RSS_IPV6_TCP) ?
1034 			ETH_RSS_NONFRAG_IPV6_TCP : 0;
1035 	hf |= (qdev->rss_params.rss_caps & ECORE_RSS_IPV6_TCP) ?
1036 			ETH_RSS_IPV6_TCP_EX : 0;
1037 
1038 	rss_conf->rss_hf = hf;
1039 
1040 	return 0;
1041 }
1042 
1043 int qede_rss_reta_update(struct rte_eth_dev *eth_dev,
1044 			 struct rte_eth_rss_reta_entry64 *reta_conf,
1045 			 uint16_t reta_size)
1046 {
1047 	struct qed_update_vport_params vport_update_params;
1048 	struct qede_dev *qdev = eth_dev->data->dev_private;
1049 	struct ecore_dev *edev = &qdev->edev;
1050 	uint16_t i, idx, shift;
1051 
1052 	if (reta_size > ETH_RSS_RETA_SIZE_128) {
1053 		DP_ERR(edev, "reta_size %d is not supported by hardware\n",
1054 		       reta_size);
1055 		return -EINVAL;
1056 	}
1057 
1058 	memset(&vport_update_params, 0, sizeof(vport_update_params));
1059 	memcpy(&vport_update_params.rss_params, &qdev->rss_params,
1060 	       sizeof(vport_update_params.rss_params));
1061 
1062 	for (i = 0; i < reta_size; i++) {
1063 		idx = i / RTE_RETA_GROUP_SIZE;
1064 		shift = i % RTE_RETA_GROUP_SIZE;
1065 		if (reta_conf[idx].mask & (1ULL << shift)) {
1066 			uint8_t entry = reta_conf[idx].reta[shift];
1067 			qdev->rss_params.rss_ind_table[i] = entry;
1068 		}
1069 	}
1070 
1071 	vport_update_params.update_rss_flg = 1;
1072 	vport_update_params.vport_id = 0;
1073 
1074 	return qdev->ops->vport_update(edev, &vport_update_params);
1075 }
1076 
1077 int qede_rss_reta_query(struct rte_eth_dev *eth_dev,
1078 			struct rte_eth_rss_reta_entry64 *reta_conf,
1079 			uint16_t reta_size)
1080 {
1081 	struct qede_dev *qdev = eth_dev->data->dev_private;
1082 	uint16_t i, idx, shift;
1083 
1084 	if (reta_size > ETH_RSS_RETA_SIZE_128) {
1085 		struct ecore_dev *edev = &qdev->edev;
1086 		DP_ERR(edev, "reta_size %d is not supported\n",
1087 		       reta_size);
1088 	}
1089 
1090 	for (i = 0; i < reta_size; i++) {
1091 		idx = i / RTE_RETA_GROUP_SIZE;
1092 		shift = i % RTE_RETA_GROUP_SIZE;
1093 		if (reta_conf[idx].mask & (1ULL << shift)) {
1094 			uint8_t entry = qdev->rss_params.rss_ind_table[i];
1095 			reta_conf[idx].reta[shift] = entry;
1096 		}
1097 	}
1098 
1099 	return 0;
1100 }
1101 
1102 int qede_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
1103 {
1104 	uint32_t frame_size;
1105 	struct qede_dev *qdev = dev->data->dev_private;
1106 	struct rte_eth_dev_info dev_info = {0};
1107 
1108 	qede_dev_info_get(dev, &dev_info);
1109 
1110 	/* VLAN_TAG = 4 */
1111 	frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN + 4;
1112 
1113 	if ((mtu < ETHER_MIN_MTU) || (frame_size > dev_info.max_rx_pktlen))
1114 		return -EINVAL;
1115 
1116 	if (!dev->data->scattered_rx &&
1117 	    frame_size > dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM)
1118 		return -EINVAL;
1119 
1120 	if (frame_size > ETHER_MAX_LEN)
1121 		dev->data->dev_conf.rxmode.jumbo_frame = 1;
1122 	else
1123 		dev->data->dev_conf.rxmode.jumbo_frame = 0;
1124 
1125 	/* update max frame size */
1126 	dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
1127 	qdev->mtu = mtu;
1128 	qede_dev_stop(dev);
1129 	qede_dev_start(dev);
1130 
1131 	return 0;
1132 }
1133 
1134 static const struct eth_dev_ops qede_eth_dev_ops = {
1135 	.dev_configure = qede_dev_configure,
1136 	.dev_infos_get = qede_dev_info_get,
1137 	.rx_queue_setup = qede_rx_queue_setup,
1138 	.rx_queue_release = qede_rx_queue_release,
1139 	.tx_queue_setup = qede_tx_queue_setup,
1140 	.tx_queue_release = qede_tx_queue_release,
1141 	.dev_start = qede_dev_start,
1142 	.dev_set_link_up = qede_dev_set_link_up,
1143 	.dev_set_link_down = qede_dev_set_link_down,
1144 	.link_update = qede_link_update,
1145 	.promiscuous_enable = qede_promiscuous_enable,
1146 	.promiscuous_disable = qede_promiscuous_disable,
1147 	.allmulticast_enable = qede_allmulticast_enable,
1148 	.allmulticast_disable = qede_allmulticast_disable,
1149 	.dev_stop = qede_dev_stop,
1150 	.dev_close = qede_dev_close,
1151 	.stats_get = qede_get_stats,
1152 	.stats_reset = qede_reset_stats,
1153 	.xstats_get = qede_get_xstats,
1154 	.xstats_reset = qede_reset_xstats,
1155 	.xstats_get_names = qede_get_xstats_names,
1156 	.mac_addr_add = qede_mac_addr_add,
1157 	.mac_addr_remove = qede_mac_addr_remove,
1158 	.mac_addr_set = qede_mac_addr_set,
1159 	.vlan_offload_set = qede_vlan_offload_set,
1160 	.vlan_filter_set = qede_vlan_filter_set,
1161 	.flow_ctrl_set = qede_flow_ctrl_set,
1162 	.flow_ctrl_get = qede_flow_ctrl_get,
1163 	.dev_supported_ptypes_get = qede_dev_supported_ptypes_get,
1164 	.rss_hash_update = qede_rss_hash_update,
1165 	.rss_hash_conf_get = qede_rss_hash_conf_get,
1166 	.reta_update  = qede_rss_reta_update,
1167 	.reta_query  = qede_rss_reta_query,
1168 	.mtu_set = qede_set_mtu,
1169 };
1170 
1171 static const struct eth_dev_ops qede_eth_vf_dev_ops = {
1172 	.dev_configure = qede_dev_configure,
1173 	.dev_infos_get = qede_dev_info_get,
1174 	.rx_queue_setup = qede_rx_queue_setup,
1175 	.rx_queue_release = qede_rx_queue_release,
1176 	.tx_queue_setup = qede_tx_queue_setup,
1177 	.tx_queue_release = qede_tx_queue_release,
1178 	.dev_start = qede_dev_start,
1179 	.dev_set_link_up = qede_dev_set_link_up,
1180 	.dev_set_link_down = qede_dev_set_link_down,
1181 	.link_update = qede_link_update,
1182 	.promiscuous_enable = qede_promiscuous_enable,
1183 	.promiscuous_disable = qede_promiscuous_disable,
1184 	.allmulticast_enable = qede_allmulticast_enable,
1185 	.allmulticast_disable = qede_allmulticast_disable,
1186 	.dev_stop = qede_dev_stop,
1187 	.dev_close = qede_dev_close,
1188 	.stats_get = qede_get_stats,
1189 	.stats_reset = qede_reset_stats,
1190 	.xstats_get = qede_get_xstats,
1191 	.xstats_reset = qede_reset_xstats,
1192 	.xstats_get_names = qede_get_xstats_names,
1193 	.vlan_offload_set = qede_vlan_offload_set,
1194 	.vlan_filter_set = qede_vlan_filter_set,
1195 	.dev_supported_ptypes_get = qede_dev_supported_ptypes_get,
1196 	.rss_hash_update = qede_rss_hash_update,
1197 	.rss_hash_conf_get = qede_rss_hash_conf_get,
1198 	.reta_update  = qede_rss_reta_update,
1199 	.reta_query  = qede_rss_reta_query,
1200 	.mtu_set = qede_set_mtu,
1201 };
1202 
1203 static void qede_update_pf_params(struct ecore_dev *edev)
1204 {
1205 	struct ecore_pf_params pf_params;
1206 	/* 32 rx + 32 tx */
1207 	memset(&pf_params, 0, sizeof(struct ecore_pf_params));
1208 	pf_params.eth_pf_params.num_cons = 64;
1209 	qed_ops->common->update_pf_params(edev, &pf_params);
1210 }
1211 
1212 static int qede_common_dev_init(struct rte_eth_dev *eth_dev, bool is_vf)
1213 {
1214 	struct rte_pci_device *pci_dev;
1215 	struct rte_pci_addr pci_addr;
1216 	struct qede_dev *adapter;
1217 	struct ecore_dev *edev;
1218 	struct qed_dev_eth_info dev_info;
1219 	struct qed_slowpath_params params;
1220 	static bool do_once = true;
1221 	uint8_t bulletin_change;
1222 	uint8_t vf_mac[ETHER_ADDR_LEN];
1223 	uint8_t is_mac_forced;
1224 	bool is_mac_exist;
1225 	/* Fix up ecore debug level */
1226 	uint32_t dp_module = ~0 & ~ECORE_MSG_HW;
1227 	uint8_t dp_level = ECORE_LEVEL_VERBOSE;
1228 	uint32_t max_mac_addrs;
1229 	int rc;
1230 
1231 	/* Extract key data structures */
1232 	adapter = eth_dev->data->dev_private;
1233 	edev = &adapter->edev;
1234 	pci_addr = eth_dev->pci_dev->addr;
1235 
1236 	PMD_INIT_FUNC_TRACE(edev);
1237 
1238 	snprintf(edev->name, NAME_SIZE, PCI_SHORT_PRI_FMT ":dpdk-port-%u",
1239 		 pci_addr.bus, pci_addr.devid, pci_addr.function,
1240 		 eth_dev->data->port_id);
1241 
1242 	eth_dev->rx_pkt_burst = qede_recv_pkts;
1243 	eth_dev->tx_pkt_burst = qede_xmit_pkts;
1244 
1245 	if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1246 		DP_NOTICE(edev, false,
1247 			  "Skipping device init from secondary process\n");
1248 		return 0;
1249 	}
1250 
1251 	pci_dev = eth_dev->pci_dev;
1252 
1253 	rte_eth_copy_pci_info(eth_dev, pci_dev);
1254 
1255 	qed_ops = qed_get_eth_ops();
1256 	if (!qed_ops) {
1257 		DP_ERR(edev, "Failed to get qed_eth_ops_pass\n");
1258 		return -EINVAL;
1259 	}
1260 
1261 	DP_INFO(edev, "Starting qede probe\n");
1262 
1263 	rc = qed_ops->common->probe(edev, pci_dev, QED_PROTOCOL_ETH,
1264 				    dp_module, dp_level, is_vf);
1265 
1266 	if (rc != 0) {
1267 		DP_ERR(edev, "qede probe failed rc %d\n", rc);
1268 		return -ENODEV;
1269 	}
1270 
1271 	qede_update_pf_params(edev);
1272 
1273 	rte_intr_callback_register(&eth_dev->pci_dev->intr_handle,
1274 				   qede_interrupt_handler, (void *)eth_dev);
1275 
1276 	if (rte_intr_enable(&eth_dev->pci_dev->intr_handle)) {
1277 		DP_ERR(edev, "rte_intr_enable() failed\n");
1278 		return -ENODEV;
1279 	}
1280 
1281 	/* Start the Slowpath-process */
1282 	memset(&params, 0, sizeof(struct qed_slowpath_params));
1283 	params.int_mode = ECORE_INT_MODE_MSIX;
1284 	params.drv_major = QEDE_MAJOR_VERSION;
1285 	params.drv_minor = QEDE_MINOR_VERSION;
1286 	params.drv_rev = QEDE_REVISION_VERSION;
1287 	params.drv_eng = QEDE_ENGINEERING_VERSION;
1288 	strncpy((char *)params.name, "qede LAN", QED_DRV_VER_STR_SIZE);
1289 
1290 	/* For CMT mode device do periodic polling for slowpath events.
1291 	 * This is required since uio device uses only one MSI-x
1292 	 * interrupt vector but we need one for each engine.
1293 	 */
1294 	if (edev->num_hwfns > 1) {
1295 		rc = rte_eal_alarm_set(timer_period * US_PER_S,
1296 				       qede_poll_sp_sb_cb,
1297 				       (void *)eth_dev);
1298 		if (rc != 0) {
1299 			DP_ERR(edev, "Unable to start periodic"
1300 				     " timer rc %d\n", rc);
1301 			return -EINVAL;
1302 		}
1303 	}
1304 
1305 	rc = qed_ops->common->slowpath_start(edev, &params);
1306 	if (rc) {
1307 		DP_ERR(edev, "Cannot start slowpath rc = %d\n", rc);
1308 		rte_eal_alarm_cancel(qede_poll_sp_sb_cb,
1309 				     (void *)eth_dev);
1310 		return -ENODEV;
1311 	}
1312 
1313 	rc = qed_ops->fill_dev_info(edev, &dev_info);
1314 	if (rc) {
1315 		DP_ERR(edev, "Cannot get device_info rc %d\n", rc);
1316 		qed_ops->common->slowpath_stop(edev);
1317 		qed_ops->common->remove(edev);
1318 		rte_eal_alarm_cancel(qede_poll_sp_sb_cb,
1319 				     (void *)eth_dev);
1320 		return -ENODEV;
1321 	}
1322 
1323 	qede_alloc_etherdev(adapter, &dev_info);
1324 
1325 	adapter->ops->common->set_id(edev, edev->name, QEDE_DRV_MODULE_VERSION);
1326 
1327 	if (!is_vf)
1328 		adapter->dev_info.num_mac_addrs =
1329 			(uint32_t)RESC_NUM(ECORE_LEADING_HWFN(edev),
1330 					    ECORE_MAC);
1331 	else
1332 		ecore_vf_get_num_mac_filters(ECORE_LEADING_HWFN(edev),
1333 					     &adapter->dev_info.num_mac_addrs);
1334 
1335 	/* Allocate memory for storing MAC addr */
1336 	eth_dev->data->mac_addrs = rte_zmalloc(edev->name,
1337 					(ETHER_ADDR_LEN *
1338 					adapter->dev_info.num_mac_addrs),
1339 					RTE_CACHE_LINE_SIZE);
1340 
1341 	if (eth_dev->data->mac_addrs == NULL) {
1342 		DP_ERR(edev, "Failed to allocate MAC address\n");
1343 		qed_ops->common->slowpath_stop(edev);
1344 		qed_ops->common->remove(edev);
1345 		rte_eal_alarm_cancel(qede_poll_sp_sb_cb,
1346 				     (void *)eth_dev);
1347 		return -ENOMEM;
1348 	}
1349 
1350 	if (!is_vf) {
1351 		ether_addr_copy((struct ether_addr *)edev->hwfns[0].
1352 				hw_info.hw_mac_addr,
1353 				&eth_dev->data->mac_addrs[0]);
1354 		ether_addr_copy(&eth_dev->data->mac_addrs[0],
1355 				&adapter->primary_mac);
1356 	} else {
1357 		ecore_vf_read_bulletin(ECORE_LEADING_HWFN(edev),
1358 				       &bulletin_change);
1359 		if (bulletin_change) {
1360 			is_mac_exist =
1361 			    ecore_vf_bulletin_get_forced_mac(
1362 						ECORE_LEADING_HWFN(edev),
1363 						vf_mac,
1364 						&is_mac_forced);
1365 			if (is_mac_exist && is_mac_forced) {
1366 				DP_INFO(edev, "VF macaddr received from PF\n");
1367 				ether_addr_copy((struct ether_addr *)&vf_mac,
1368 						&eth_dev->data->mac_addrs[0]);
1369 				ether_addr_copy(&eth_dev->data->mac_addrs[0],
1370 						&adapter->primary_mac);
1371 			} else {
1372 				DP_NOTICE(edev, false,
1373 					  "No VF macaddr assigned\n");
1374 			}
1375 		}
1376 	}
1377 
1378 	eth_dev->dev_ops = (is_vf) ? &qede_eth_vf_dev_ops : &qede_eth_dev_ops;
1379 
1380 	if (do_once) {
1381 		qede_print_adapter_info(adapter);
1382 		do_once = false;
1383 	}
1384 
1385 	adapter->state = QEDE_DEV_INIT;
1386 
1387 	DP_NOTICE(edev, false, "MAC address : %02x:%02x:%02x:%02x:%02x:%02x\n",
1388 		  adapter->primary_mac.addr_bytes[0],
1389 		  adapter->primary_mac.addr_bytes[1],
1390 		  adapter->primary_mac.addr_bytes[2],
1391 		  adapter->primary_mac.addr_bytes[3],
1392 		  adapter->primary_mac.addr_bytes[4],
1393 		  adapter->primary_mac.addr_bytes[5]);
1394 
1395 	return rc;
1396 }
1397 
1398 static int qedevf_eth_dev_init(struct rte_eth_dev *eth_dev)
1399 {
1400 	return qede_common_dev_init(eth_dev, 1);
1401 }
1402 
1403 static int qede_eth_dev_init(struct rte_eth_dev *eth_dev)
1404 {
1405 	return qede_common_dev_init(eth_dev, 0);
1406 }
1407 
1408 static int qede_dev_common_uninit(struct rte_eth_dev *eth_dev)
1409 {
1410 	/* only uninitialize in the primary process */
1411 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1412 		return 0;
1413 
1414 	/* safe to close dev here */
1415 	qede_dev_close(eth_dev);
1416 
1417 	eth_dev->dev_ops = NULL;
1418 	eth_dev->rx_pkt_burst = NULL;
1419 	eth_dev->tx_pkt_burst = NULL;
1420 
1421 	if (eth_dev->data->mac_addrs)
1422 		rte_free(eth_dev->data->mac_addrs);
1423 
1424 	eth_dev->data->mac_addrs = NULL;
1425 
1426 	return 0;
1427 }
1428 
1429 static int qede_eth_dev_uninit(struct rte_eth_dev *eth_dev)
1430 {
1431 	return qede_dev_common_uninit(eth_dev);
1432 }
1433 
1434 static int qedevf_eth_dev_uninit(struct rte_eth_dev *eth_dev)
1435 {
1436 	return qede_dev_common_uninit(eth_dev);
1437 }
1438 
1439 static struct rte_pci_id pci_id_qedevf_map[] = {
1440 #define QEDEVF_RTE_PCI_DEVICE(dev) RTE_PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, dev)
1441 	{
1442 		QEDEVF_RTE_PCI_DEVICE(PCI_DEVICE_ID_NX2_VF)
1443 	},
1444 	{
1445 		QEDEVF_RTE_PCI_DEVICE(PCI_DEVICE_ID_57980S_IOV)
1446 	},
1447 	{.vendor_id = 0,}
1448 };
1449 
1450 static struct rte_pci_id pci_id_qede_map[] = {
1451 #define QEDE_RTE_PCI_DEVICE(dev) RTE_PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, dev)
1452 	{
1453 		QEDE_RTE_PCI_DEVICE(PCI_DEVICE_ID_NX2_57980E)
1454 	},
1455 	{
1456 		QEDE_RTE_PCI_DEVICE(PCI_DEVICE_ID_NX2_57980S)
1457 	},
1458 	{
1459 		QEDE_RTE_PCI_DEVICE(PCI_DEVICE_ID_57980S_40)
1460 	},
1461 	{
1462 		QEDE_RTE_PCI_DEVICE(PCI_DEVICE_ID_57980S_25)
1463 	},
1464 	{
1465 		QEDE_RTE_PCI_DEVICE(PCI_DEVICE_ID_57980S_100)
1466 	},
1467 	{.vendor_id = 0,}
1468 };
1469 
1470 static struct eth_driver rte_qedevf_pmd = {
1471 	.pci_drv = {
1472 		    .id_table = pci_id_qedevf_map,
1473 		    .drv_flags =
1474 		    RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
1475 		    .probe = rte_eth_dev_pci_probe,
1476 		    .remove = rte_eth_dev_pci_remove,
1477 		   },
1478 	.eth_dev_init = qedevf_eth_dev_init,
1479 	.eth_dev_uninit = qedevf_eth_dev_uninit,
1480 	.dev_private_size = sizeof(struct qede_dev),
1481 };
1482 
1483 static struct eth_driver rte_qede_pmd = {
1484 	.pci_drv = {
1485 		    .id_table = pci_id_qede_map,
1486 		    .drv_flags =
1487 		    RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
1488 		    .probe = rte_eth_dev_pci_probe,
1489 		    .remove = rte_eth_dev_pci_remove,
1490 		   },
1491 	.eth_dev_init = qede_eth_dev_init,
1492 	.eth_dev_uninit = qede_eth_dev_uninit,
1493 	.dev_private_size = sizeof(struct qede_dev),
1494 };
1495 
1496 RTE_PMD_REGISTER_PCI(net_qede, rte_qede_pmd.pci_drv);
1497 RTE_PMD_REGISTER_PCI_TABLE(net_qede, pci_id_qede_map);
1498 RTE_PMD_REGISTER_PCI(net_qede_vf, rte_qedevf_pmd.pci_drv);
1499 RTE_PMD_REGISTER_PCI_TABLE(net_qede_vf, pci_id_qedevf_map);
1500