xref: /f-stack/dpdk/drivers/net/bnxt/bnxt_ethdev.c (revision 2d9fd380)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2014-2018 Broadcom
3  * All rights reserved.
4  */
5 
6 #include <inttypes.h>
7 #include <stdbool.h>
8 
9 #include <rte_dev.h>
10 #include <rte_ethdev_driver.h>
11 #include <rte_ethdev_pci.h>
12 #include <rte_malloc.h>
13 #include <rte_cycles.h>
14 #include <rte_alarm.h>
15 #include <rte_kvargs.h>
16 #include <rte_vect.h>
17 
18 #include "bnxt.h"
19 #include "bnxt_filter.h"
20 #include "bnxt_hwrm.h"
21 #include "bnxt_irq.h"
22 #include "bnxt_reps.h"
23 #include "bnxt_ring.h"
24 #include "bnxt_rxq.h"
25 #include "bnxt_rxr.h"
26 #include "bnxt_stats.h"
27 #include "bnxt_txq.h"
28 #include "bnxt_txr.h"
29 #include "bnxt_vnic.h"
30 #include "hsi_struct_def_dpdk.h"
31 #include "bnxt_nvm_defs.h"
32 #include "bnxt_tf_common.h"
33 #include "ulp_flow_db.h"
34 #include "rte_pmd_bnxt.h"
35 
36 #define DRV_MODULE_NAME		"bnxt"
37 static const char bnxt_version[] =
38 	"Broadcom NetXtreme driver " DRV_MODULE_NAME;
39 
40 /*
41  * The set of PCI devices this driver supports
42  */
43 static const struct rte_pci_id bnxt_pci_id_map[] = {
44 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM,
45 			 BROADCOM_DEV_ID_STRATUS_NIC_VF1) },
46 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM,
47 			 BROADCOM_DEV_ID_STRATUS_NIC_VF2) },
48 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_STRATUS_NIC) },
49 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57414_VF) },
50 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57301) },
51 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57302) },
52 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57304_PF) },
53 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57304_VF) },
54 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_NS2) },
55 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57402) },
56 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57404) },
57 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57406_PF) },
58 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57406_VF) },
59 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57402_MF) },
60 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57407_RJ45) },
61 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57404_MF) },
62 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57406_MF) },
63 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57407_SFP) },
64 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57407_MF) },
65 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_5741X_VF) },
66 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_5731X_VF) },
67 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57314) },
68 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57417_MF) },
69 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57311) },
70 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57312) },
71 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57412) },
72 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57414) },
73 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57416_RJ45) },
74 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57417_RJ45) },
75 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57412_MF) },
76 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57317_RJ45) },
77 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57417_SFP) },
78 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57416_SFP) },
79 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57317_SFP) },
80 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57414_MF) },
81 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57416_MF) },
82 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_58802) },
83 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_58804) },
84 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_58808) },
85 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_58802_VF) },
86 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57508) },
87 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57504) },
88 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57502) },
89 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57500_VF1) },
90 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57500_VF2) },
91 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57508_MF1) },
92 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57504_MF1) },
93 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57502_MF1) },
94 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57508_MF2) },
95 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57504_MF2) },
96 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, BROADCOM_DEV_ID_57502_MF2) },
97 	{ .vendor_id = 0, /* sentinel */ },
98 };
99 
100 #define BNXT_DEVARG_TRUFLOW	"host-based-truflow"
101 #define BNXT_DEVARG_FLOW_XSTAT	"flow-xstat"
102 #define BNXT_DEVARG_MAX_NUM_KFLOWS  "max-num-kflows"
103 #define BNXT_DEVARG_REPRESENTOR	"representor"
104 #define BNXT_DEVARG_REP_BASED_PF  "rep-based-pf"
105 #define BNXT_DEVARG_REP_IS_PF  "rep-is-pf"
106 #define BNXT_DEVARG_REP_Q_R2F  "rep-q-r2f"
107 #define BNXT_DEVARG_REP_Q_F2R  "rep-q-f2r"
108 #define BNXT_DEVARG_REP_FC_R2F  "rep-fc-r2f"
109 #define BNXT_DEVARG_REP_FC_F2R  "rep-fc-f2r"
110 
111 static const char *const bnxt_dev_args[] = {
112 	BNXT_DEVARG_REPRESENTOR,
113 	BNXT_DEVARG_TRUFLOW,
114 	BNXT_DEVARG_FLOW_XSTAT,
115 	BNXT_DEVARG_MAX_NUM_KFLOWS,
116 	BNXT_DEVARG_REP_BASED_PF,
117 	BNXT_DEVARG_REP_IS_PF,
118 	BNXT_DEVARG_REP_Q_R2F,
119 	BNXT_DEVARG_REP_Q_F2R,
120 	BNXT_DEVARG_REP_FC_R2F,
121 	BNXT_DEVARG_REP_FC_F2R,
122 	NULL
123 };
124 
125 /*
126  * truflow == false to disable the feature
127  * truflow == true to enable the feature
128  */
129 #define	BNXT_DEVARG_TRUFLOW_INVALID(truflow)	((truflow) > 1)
130 
131 /*
132  * flow_xstat == false to disable the feature
133  * flow_xstat == true to enable the feature
134  */
135 #define	BNXT_DEVARG_FLOW_XSTAT_INVALID(flow_xstat)	((flow_xstat) > 1)
136 
137 /*
138  * rep_is_pf == false to indicate VF representor
139  * rep_is_pf == true to indicate PF representor
140  */
141 #define	BNXT_DEVARG_REP_IS_PF_INVALID(rep_is_pf)	((rep_is_pf) > 1)
142 
143 /*
144  * rep_based_pf == Physical index of the PF
145  */
146 #define	BNXT_DEVARG_REP_BASED_PF_INVALID(rep_based_pf)	((rep_based_pf) > 15)
147 /*
148  * rep_q_r2f == Logical COS Queue index for the rep to endpoint direction
149  */
150 #define	BNXT_DEVARG_REP_Q_R2F_INVALID(rep_q_r2f)	((rep_q_r2f) > 3)
151 
152 /*
153  * rep_q_f2r == Logical COS Queue index for the endpoint to rep direction
154  */
155 #define	BNXT_DEVARG_REP_Q_F2R_INVALID(rep_q_f2r)	((rep_q_f2r) > 3)
156 
157 /*
158  * rep_fc_r2f == Flow control for the representor to endpoint direction
159  */
160 #define BNXT_DEVARG_REP_FC_R2F_INVALID(rep_fc_r2f)	((rep_fc_r2f) > 1)
161 
162 /*
163  * rep_fc_f2r == Flow control for the endpoint to representor direction
164  */
165 #define BNXT_DEVARG_REP_FC_F2R_INVALID(rep_fc_f2r)	((rep_fc_f2r) > 1)
166 
167 int bnxt_cfa_code_dynfield_offset = -1;
168 
169 /*
170  * max_num_kflows must be >= 32
171  * and must be a power-of-2 supported value
172  * return: 1 -> invalid
173  *         0 -> valid
174  */
bnxt_devarg_max_num_kflow_invalid(uint16_t max_num_kflows)175 static int bnxt_devarg_max_num_kflow_invalid(uint16_t max_num_kflows)
176 {
177 	if (max_num_kflows < 32 || !rte_is_power_of_2(max_num_kflows))
178 		return 1;
179 	return 0;
180 }
181 
182 static int bnxt_vlan_offload_set_op(struct rte_eth_dev *dev, int mask);
183 static int bnxt_dev_uninit(struct rte_eth_dev *eth_dev);
184 static int bnxt_init_resources(struct bnxt *bp, bool reconfig_dev);
185 static int bnxt_uninit_resources(struct bnxt *bp, bool reconfig_dev);
186 static void bnxt_cancel_fw_health_check(struct bnxt *bp);
187 static int bnxt_restore_vlan_filters(struct bnxt *bp);
188 static void bnxt_dev_recover(void *arg);
189 static void bnxt_free_error_recovery_info(struct bnxt *bp);
190 static void bnxt_free_rep_info(struct bnxt *bp);
191 
is_bnxt_in_error(struct bnxt * bp)192 int is_bnxt_in_error(struct bnxt *bp)
193 {
194 	if (bp->flags & BNXT_FLAG_FATAL_ERROR)
195 		return -EIO;
196 	if (bp->flags & BNXT_FLAG_FW_RESET)
197 		return -EBUSY;
198 
199 	return 0;
200 }
201 
202 /***********************/
203 
204 /*
205  * High level utility functions
206  */
207 
bnxt_rss_ctxts(const struct bnxt * bp)208 static uint16_t bnxt_rss_ctxts(const struct bnxt *bp)
209 {
210 	if (!BNXT_CHIP_THOR(bp))
211 		return 1;
212 
213 	return RTE_ALIGN_MUL_CEIL(bp->rx_nr_rings,
214 				  BNXT_RSS_ENTRIES_PER_CTX_THOR) /
215 				    BNXT_RSS_ENTRIES_PER_CTX_THOR;
216 }
217 
bnxt_rss_hash_tbl_size(const struct bnxt * bp)218 uint16_t bnxt_rss_hash_tbl_size(const struct bnxt *bp)
219 {
220 	if (!BNXT_CHIP_THOR(bp))
221 		return HW_HASH_INDEX_SIZE;
222 
223 	return bnxt_rss_ctxts(bp) * BNXT_RSS_ENTRIES_PER_CTX_THOR;
224 }
225 
bnxt_free_parent_info(struct bnxt * bp)226 static void bnxt_free_parent_info(struct bnxt *bp)
227 {
228 	rte_free(bp->parent);
229 }
230 
bnxt_free_pf_info(struct bnxt * bp)231 static void bnxt_free_pf_info(struct bnxt *bp)
232 {
233 	rte_free(bp->pf);
234 }
235 
bnxt_free_link_info(struct bnxt * bp)236 static void bnxt_free_link_info(struct bnxt *bp)
237 {
238 	rte_free(bp->link_info);
239 }
240 
bnxt_free_leds_info(struct bnxt * bp)241 static void bnxt_free_leds_info(struct bnxt *bp)
242 {
243 	if (BNXT_VF(bp))
244 		return;
245 
246 	rte_free(bp->leds);
247 	bp->leds = NULL;
248 }
249 
bnxt_free_flow_stats_info(struct bnxt * bp)250 static void bnxt_free_flow_stats_info(struct bnxt *bp)
251 {
252 	rte_free(bp->flow_stat);
253 	bp->flow_stat = NULL;
254 }
255 
bnxt_free_cos_queues(struct bnxt * bp)256 static void bnxt_free_cos_queues(struct bnxt *bp)
257 {
258 	rte_free(bp->rx_cos_queue);
259 	rte_free(bp->tx_cos_queue);
260 }
261 
bnxt_free_mem(struct bnxt * bp,bool reconfig)262 static void bnxt_free_mem(struct bnxt *bp, bool reconfig)
263 {
264 	bnxt_free_filter_mem(bp);
265 	bnxt_free_vnic_attributes(bp);
266 	bnxt_free_vnic_mem(bp);
267 
268 	/* tx/rx rings are configured as part of *_queue_setup callbacks.
269 	 * If the number of rings change across fw update,
270 	 * we don't have much choice except to warn the user.
271 	 */
272 	if (!reconfig) {
273 		bnxt_free_stats(bp);
274 		bnxt_free_tx_rings(bp);
275 		bnxt_free_rx_rings(bp);
276 	}
277 	bnxt_free_async_cp_ring(bp);
278 	bnxt_free_rxtx_nq_ring(bp);
279 
280 	rte_free(bp->grp_info);
281 	bp->grp_info = NULL;
282 }
283 
bnxt_alloc_parent_info(struct bnxt * bp)284 static int bnxt_alloc_parent_info(struct bnxt *bp)
285 {
286 	bp->parent = rte_zmalloc("bnxt_parent_info",
287 				 sizeof(struct bnxt_parent_info), 0);
288 	if (bp->parent == NULL)
289 		return -ENOMEM;
290 
291 	return 0;
292 }
293 
bnxt_alloc_pf_info(struct bnxt * bp)294 static int bnxt_alloc_pf_info(struct bnxt *bp)
295 {
296 	bp->pf = rte_zmalloc("bnxt_pf_info", sizeof(struct bnxt_pf_info), 0);
297 	if (bp->pf == NULL)
298 		return -ENOMEM;
299 
300 	return 0;
301 }
302 
bnxt_alloc_link_info(struct bnxt * bp)303 static int bnxt_alloc_link_info(struct bnxt *bp)
304 {
305 	bp->link_info =
306 		rte_zmalloc("bnxt_link_info", sizeof(struct bnxt_link_info), 0);
307 	if (bp->link_info == NULL)
308 		return -ENOMEM;
309 
310 	return 0;
311 }
312 
bnxt_alloc_leds_info(struct bnxt * bp)313 static int bnxt_alloc_leds_info(struct bnxt *bp)
314 {
315 	if (BNXT_VF(bp))
316 		return 0;
317 
318 	bp->leds = rte_zmalloc("bnxt_leds",
319 			       BNXT_MAX_LED * sizeof(struct bnxt_led_info),
320 			       0);
321 	if (bp->leds == NULL)
322 		return -ENOMEM;
323 
324 	return 0;
325 }
326 
bnxt_alloc_cos_queues(struct bnxt * bp)327 static int bnxt_alloc_cos_queues(struct bnxt *bp)
328 {
329 	bp->rx_cos_queue =
330 		rte_zmalloc("bnxt_rx_cosq",
331 			    BNXT_COS_QUEUE_COUNT *
332 			    sizeof(struct bnxt_cos_queue_info),
333 			    0);
334 	if (bp->rx_cos_queue == NULL)
335 		return -ENOMEM;
336 
337 	bp->tx_cos_queue =
338 		rte_zmalloc("bnxt_tx_cosq",
339 			    BNXT_COS_QUEUE_COUNT *
340 			    sizeof(struct bnxt_cos_queue_info),
341 			    0);
342 	if (bp->tx_cos_queue == NULL)
343 		return -ENOMEM;
344 
345 	return 0;
346 }
347 
bnxt_alloc_flow_stats_info(struct bnxt * bp)348 static int bnxt_alloc_flow_stats_info(struct bnxt *bp)
349 {
350 	bp->flow_stat = rte_zmalloc("bnxt_flow_xstat",
351 				    sizeof(struct bnxt_flow_stat_info), 0);
352 	if (bp->flow_stat == NULL)
353 		return -ENOMEM;
354 
355 	return 0;
356 }
357 
bnxt_alloc_mem(struct bnxt * bp,bool reconfig)358 static int bnxt_alloc_mem(struct bnxt *bp, bool reconfig)
359 {
360 	int rc;
361 
362 	rc = bnxt_alloc_ring_grps(bp);
363 	if (rc)
364 		goto alloc_mem_err;
365 
366 	rc = bnxt_alloc_async_ring_struct(bp);
367 	if (rc)
368 		goto alloc_mem_err;
369 
370 	rc = bnxt_alloc_vnic_mem(bp);
371 	if (rc)
372 		goto alloc_mem_err;
373 
374 	rc = bnxt_alloc_vnic_attributes(bp);
375 	if (rc)
376 		goto alloc_mem_err;
377 
378 	rc = bnxt_alloc_filter_mem(bp);
379 	if (rc)
380 		goto alloc_mem_err;
381 
382 	rc = bnxt_alloc_async_cp_ring(bp);
383 	if (rc)
384 		goto alloc_mem_err;
385 
386 	rc = bnxt_alloc_rxtx_nq_ring(bp);
387 	if (rc)
388 		goto alloc_mem_err;
389 
390 	if (BNXT_FLOW_XSTATS_EN(bp)) {
391 		rc = bnxt_alloc_flow_stats_info(bp);
392 		if (rc)
393 			goto alloc_mem_err;
394 	}
395 
396 	return 0;
397 
398 alloc_mem_err:
399 	bnxt_free_mem(bp, reconfig);
400 	return rc;
401 }
402 
bnxt_setup_one_vnic(struct bnxt * bp,uint16_t vnic_id)403 static int bnxt_setup_one_vnic(struct bnxt *bp, uint16_t vnic_id)
404 {
405 	struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
406 	struct bnxt_vnic_info *vnic = &bp->vnic_info[vnic_id];
407 	uint64_t rx_offloads = dev_conf->rxmode.offloads;
408 	struct bnxt_rx_queue *rxq;
409 	unsigned int j;
410 	int rc;
411 
412 	rc = bnxt_vnic_grp_alloc(bp, vnic);
413 	if (rc)
414 		goto err_out;
415 
416 	PMD_DRV_LOG(DEBUG, "vnic[%d] = %p vnic->fw_grp_ids = %p\n",
417 		    vnic_id, vnic, vnic->fw_grp_ids);
418 
419 	rc = bnxt_hwrm_vnic_alloc(bp, vnic);
420 	if (rc)
421 		goto err_out;
422 
423 	/* Alloc RSS context only if RSS mode is enabled */
424 	if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS) {
425 		int j, nr_ctxs = bnxt_rss_ctxts(bp);
426 
427 		rc = 0;
428 		for (j = 0; j < nr_ctxs; j++) {
429 			rc = bnxt_hwrm_vnic_ctx_alloc(bp, vnic, j);
430 			if (rc)
431 				break;
432 		}
433 		if (rc) {
434 			PMD_DRV_LOG(ERR,
435 				    "HWRM vnic %d ctx %d alloc failure rc: %x\n",
436 				    vnic_id, j, rc);
437 			goto err_out;
438 		}
439 		vnic->num_lb_ctxts = nr_ctxs;
440 	}
441 
442 	/*
443 	 * Firmware sets pf pair in default vnic cfg. If the VLAN strip
444 	 * setting is not available at this time, it will not be
445 	 * configured correctly in the CFA.
446 	 */
447 	if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
448 		vnic->vlan_strip = true;
449 	else
450 		vnic->vlan_strip = false;
451 
452 	rc = bnxt_hwrm_vnic_cfg(bp, vnic);
453 	if (rc)
454 		goto err_out;
455 
456 	rc = bnxt_set_hwrm_vnic_filters(bp, vnic);
457 	if (rc)
458 		goto err_out;
459 
460 	for (j = 0; j < bp->rx_num_qs_per_vnic; j++) {
461 		rxq = bp->eth_dev->data->rx_queues[j];
462 
463 		PMD_DRV_LOG(DEBUG,
464 			    "rxq[%d]->vnic=%p vnic->fw_grp_ids=%p\n",
465 			    j, rxq->vnic, rxq->vnic->fw_grp_ids);
466 
467 		if (BNXT_HAS_RING_GRPS(bp) && rxq->rx_deferred_start)
468 			rxq->vnic->fw_grp_ids[j] = INVALID_HW_RING_ID;
469 		else
470 			vnic->rx_queue_cnt++;
471 	}
472 
473 	PMD_DRV_LOG(DEBUG, "vnic->rx_queue_cnt = %d\n", vnic->rx_queue_cnt);
474 
475 	rc = bnxt_vnic_rss_configure(bp, vnic);
476 	if (rc)
477 		goto err_out;
478 
479 	bnxt_hwrm_vnic_plcmode_cfg(bp, vnic);
480 
481 	if (rx_offloads & DEV_RX_OFFLOAD_TCP_LRO)
482 		bnxt_hwrm_vnic_tpa_cfg(bp, vnic, 1);
483 	else
484 		bnxt_hwrm_vnic_tpa_cfg(bp, vnic, 0);
485 
486 	return 0;
487 err_out:
488 	PMD_DRV_LOG(ERR, "HWRM vnic %d cfg failure rc: %x\n",
489 		    vnic_id, rc);
490 	return rc;
491 }
492 
bnxt_register_fc_ctx_mem(struct bnxt * bp)493 static int bnxt_register_fc_ctx_mem(struct bnxt *bp)
494 {
495 	int rc = 0;
496 
497 	rc = bnxt_hwrm_ctx_rgtr(bp, bp->flow_stat->rx_fc_in_tbl.dma,
498 				&bp->flow_stat->rx_fc_in_tbl.ctx_id);
499 	if (rc)
500 		return rc;
501 
502 	PMD_DRV_LOG(DEBUG,
503 		    "rx_fc_in_tbl.va = %p rx_fc_in_tbl.dma = %p"
504 		    " rx_fc_in_tbl.ctx_id = %d\n",
505 		    bp->flow_stat->rx_fc_in_tbl.va,
506 		    (void *)((uintptr_t)bp->flow_stat->rx_fc_in_tbl.dma),
507 		    bp->flow_stat->rx_fc_in_tbl.ctx_id);
508 
509 	rc = bnxt_hwrm_ctx_rgtr(bp, bp->flow_stat->rx_fc_out_tbl.dma,
510 				&bp->flow_stat->rx_fc_out_tbl.ctx_id);
511 	if (rc)
512 		return rc;
513 
514 	PMD_DRV_LOG(DEBUG,
515 		    "rx_fc_out_tbl.va = %p rx_fc_out_tbl.dma = %p"
516 		    " rx_fc_out_tbl.ctx_id = %d\n",
517 		    bp->flow_stat->rx_fc_out_tbl.va,
518 		    (void *)((uintptr_t)bp->flow_stat->rx_fc_out_tbl.dma),
519 		    bp->flow_stat->rx_fc_out_tbl.ctx_id);
520 
521 	rc = bnxt_hwrm_ctx_rgtr(bp, bp->flow_stat->tx_fc_in_tbl.dma,
522 				&bp->flow_stat->tx_fc_in_tbl.ctx_id);
523 	if (rc)
524 		return rc;
525 
526 	PMD_DRV_LOG(DEBUG,
527 		    "tx_fc_in_tbl.va = %p tx_fc_in_tbl.dma = %p"
528 		    " tx_fc_in_tbl.ctx_id = %d\n",
529 		    bp->flow_stat->tx_fc_in_tbl.va,
530 		    (void *)((uintptr_t)bp->flow_stat->tx_fc_in_tbl.dma),
531 		    bp->flow_stat->tx_fc_in_tbl.ctx_id);
532 
533 	rc = bnxt_hwrm_ctx_rgtr(bp, bp->flow_stat->tx_fc_out_tbl.dma,
534 				&bp->flow_stat->tx_fc_out_tbl.ctx_id);
535 	if (rc)
536 		return rc;
537 
538 	PMD_DRV_LOG(DEBUG,
539 		    "tx_fc_out_tbl.va = %p tx_fc_out_tbl.dma = %p"
540 		    " tx_fc_out_tbl.ctx_id = %d\n",
541 		    bp->flow_stat->tx_fc_out_tbl.va,
542 		    (void *)((uintptr_t)bp->flow_stat->tx_fc_out_tbl.dma),
543 		    bp->flow_stat->tx_fc_out_tbl.ctx_id);
544 
545 	memset(bp->flow_stat->rx_fc_out_tbl.va,
546 	       0,
547 	       bp->flow_stat->rx_fc_out_tbl.size);
548 	rc = bnxt_hwrm_cfa_counter_cfg(bp, BNXT_DIR_RX,
549 				       CFA_COUNTER_CFG_IN_COUNTER_TYPE_FC,
550 				       bp->flow_stat->rx_fc_out_tbl.ctx_id,
551 				       bp->flow_stat->max_fc,
552 				       true);
553 	if (rc)
554 		return rc;
555 
556 	memset(bp->flow_stat->tx_fc_out_tbl.va,
557 	       0,
558 	       bp->flow_stat->tx_fc_out_tbl.size);
559 	rc = bnxt_hwrm_cfa_counter_cfg(bp, BNXT_DIR_TX,
560 				       CFA_COUNTER_CFG_IN_COUNTER_TYPE_FC,
561 				       bp->flow_stat->tx_fc_out_tbl.ctx_id,
562 				       bp->flow_stat->max_fc,
563 				       true);
564 
565 	return rc;
566 }
567 
bnxt_alloc_ctx_mem_buf(char * type,size_t size,struct bnxt_ctx_mem_buf_info * ctx)568 static int bnxt_alloc_ctx_mem_buf(char *type, size_t size,
569 				  struct bnxt_ctx_mem_buf_info *ctx)
570 {
571 	if (!ctx)
572 		return -EINVAL;
573 
574 	ctx->va = rte_zmalloc(type, size, 0);
575 	if (ctx->va == NULL)
576 		return -ENOMEM;
577 	rte_mem_lock_page(ctx->va);
578 	ctx->size = size;
579 	ctx->dma = rte_mem_virt2iova(ctx->va);
580 	if (ctx->dma == RTE_BAD_IOVA)
581 		return -ENOMEM;
582 
583 	return 0;
584 }
585 
bnxt_init_fc_ctx_mem(struct bnxt * bp)586 static int bnxt_init_fc_ctx_mem(struct bnxt *bp)
587 {
588 	struct rte_pci_device *pdev = bp->pdev;
589 	char type[RTE_MEMZONE_NAMESIZE];
590 	uint16_t max_fc;
591 	int rc = 0;
592 
593 	max_fc = bp->flow_stat->max_fc;
594 
595 	sprintf(type, "bnxt_rx_fc_in_" PCI_PRI_FMT, pdev->addr.domain,
596 		pdev->addr.bus, pdev->addr.devid, pdev->addr.function);
597 	/* 4 bytes for each counter-id */
598 	rc = bnxt_alloc_ctx_mem_buf(type,
599 				    max_fc * 4,
600 				    &bp->flow_stat->rx_fc_in_tbl);
601 	if (rc)
602 		return rc;
603 
604 	sprintf(type, "bnxt_rx_fc_out_" PCI_PRI_FMT, pdev->addr.domain,
605 		pdev->addr.bus, pdev->addr.devid, pdev->addr.function);
606 	/* 16 bytes for each counter - 8 bytes pkt_count, 8 bytes byte_count */
607 	rc = bnxt_alloc_ctx_mem_buf(type,
608 				    max_fc * 16,
609 				    &bp->flow_stat->rx_fc_out_tbl);
610 	if (rc)
611 		return rc;
612 
613 	sprintf(type, "bnxt_tx_fc_in_" PCI_PRI_FMT, pdev->addr.domain,
614 		pdev->addr.bus, pdev->addr.devid, pdev->addr.function);
615 	/* 4 bytes for each counter-id */
616 	rc = bnxt_alloc_ctx_mem_buf(type,
617 				    max_fc * 4,
618 				    &bp->flow_stat->tx_fc_in_tbl);
619 	if (rc)
620 		return rc;
621 
622 	sprintf(type, "bnxt_tx_fc_out_" PCI_PRI_FMT, pdev->addr.domain,
623 		pdev->addr.bus, pdev->addr.devid, pdev->addr.function);
624 	/* 16 bytes for each counter - 8 bytes pkt_count, 8 bytes byte_count */
625 	rc = bnxt_alloc_ctx_mem_buf(type,
626 				    max_fc * 16,
627 				    &bp->flow_stat->tx_fc_out_tbl);
628 	if (rc)
629 		return rc;
630 
631 	rc = bnxt_register_fc_ctx_mem(bp);
632 
633 	return rc;
634 }
635 
bnxt_init_ctx_mem(struct bnxt * bp)636 static int bnxt_init_ctx_mem(struct bnxt *bp)
637 {
638 	int rc = 0;
639 
640 	if (!(bp->fw_cap & BNXT_FW_CAP_ADV_FLOW_COUNTERS) ||
641 	    !(BNXT_PF(bp) || BNXT_VF_IS_TRUSTED(bp)) ||
642 	    !BNXT_FLOW_XSTATS_EN(bp))
643 		return 0;
644 
645 	rc = bnxt_hwrm_cfa_counter_qcaps(bp, &bp->flow_stat->max_fc);
646 	if (rc)
647 		return rc;
648 
649 	rc = bnxt_init_fc_ctx_mem(bp);
650 
651 	return rc;
652 }
653 
bnxt_update_phy_setting(struct bnxt * bp)654 static int bnxt_update_phy_setting(struct bnxt *bp)
655 {
656 	struct rte_eth_link new;
657 	int rc;
658 
659 	rc = bnxt_get_hwrm_link_config(bp, &new);
660 	if (rc) {
661 		PMD_DRV_LOG(ERR, "Failed to get link settings\n");
662 		return rc;
663 	}
664 
665 	/*
666 	 * On BCM957508-N2100 adapters, FW will not allow any user other
667 	 * than BMC to shutdown the port. bnxt_get_hwrm_link_config() call
668 	 * always returns link up. Force phy update always in that case.
669 	 */
670 	if (!new.link_status || IS_BNXT_DEV_957508_N2100(bp)) {
671 		rc = bnxt_set_hwrm_link_config(bp, true);
672 		if (rc) {
673 			PMD_DRV_LOG(ERR, "Failed to update PHY settings\n");
674 			return rc;
675 		}
676 	}
677 
678 	return rc;
679 }
680 
bnxt_init_chip(struct bnxt * bp)681 static int bnxt_init_chip(struct bnxt *bp)
682 {
683 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(bp->eth_dev);
684 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
685 	uint32_t intr_vector = 0;
686 	uint32_t queue_id, base = BNXT_MISC_VEC_ID;
687 	uint32_t vec = BNXT_MISC_VEC_ID;
688 	unsigned int i, j;
689 	int rc;
690 
691 	if (bp->eth_dev->data->mtu > RTE_ETHER_MTU) {
692 		bp->eth_dev->data->dev_conf.rxmode.offloads |=
693 			DEV_RX_OFFLOAD_JUMBO_FRAME;
694 		bp->flags |= BNXT_FLAG_JUMBO;
695 	} else {
696 		bp->eth_dev->data->dev_conf.rxmode.offloads &=
697 			~DEV_RX_OFFLOAD_JUMBO_FRAME;
698 		bp->flags &= ~BNXT_FLAG_JUMBO;
699 	}
700 
701 	/* THOR does not support ring groups.
702 	 * But we will use the array to save RSS context IDs.
703 	 */
704 	if (BNXT_CHIP_THOR(bp))
705 		bp->max_ring_grps = BNXT_MAX_RSS_CTXTS_THOR;
706 
707 	rc = bnxt_alloc_all_hwrm_stat_ctxs(bp);
708 	if (rc) {
709 		PMD_DRV_LOG(ERR, "HWRM stat ctx alloc failure rc: %x\n", rc);
710 		goto err_out;
711 	}
712 
713 	rc = bnxt_alloc_hwrm_rings(bp);
714 	if (rc) {
715 		PMD_DRV_LOG(ERR, "HWRM ring alloc failure rc: %x\n", rc);
716 		goto err_out;
717 	}
718 
719 	rc = bnxt_alloc_all_hwrm_ring_grps(bp);
720 	if (rc) {
721 		PMD_DRV_LOG(ERR, "HWRM ring grp alloc failure: %x\n", rc);
722 		goto err_out;
723 	}
724 
725 	if (!(bp->vnic_cap_flags & BNXT_VNIC_CAP_COS_CLASSIFY))
726 		goto skip_cosq_cfg;
727 
728 	for (j = 0, i = 0; i < BNXT_COS_QUEUE_COUNT; i++) {
729 		if (bp->rx_cos_queue[i].id != 0xff) {
730 			struct bnxt_vnic_info *vnic = &bp->vnic_info[j++];
731 
732 			if (!vnic) {
733 				PMD_DRV_LOG(ERR,
734 					    "Num pools more than FW profile\n");
735 				rc = -EINVAL;
736 				goto err_out;
737 			}
738 			vnic->cos_queue_id = bp->rx_cos_queue[i].id;
739 			bp->rx_cosq_cnt++;
740 		}
741 	}
742 
743 skip_cosq_cfg:
744 	rc = bnxt_mq_rx_configure(bp);
745 	if (rc) {
746 		PMD_DRV_LOG(ERR, "MQ mode configure failure rc: %x\n", rc);
747 		goto err_out;
748 	}
749 
750 	/* VNIC configuration */
751 	for (i = 0; i < bp->nr_vnics; i++) {
752 		rc = bnxt_setup_one_vnic(bp, i);
753 		if (rc)
754 			goto err_out;
755 	}
756 
757 	rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, &bp->vnic_info[0], 0, NULL);
758 	if (rc) {
759 		PMD_DRV_LOG(ERR,
760 			"HWRM cfa l2 rx mask failure rc: %x\n", rc);
761 		goto err_out;
762 	}
763 
764 	/* check and configure queue intr-vector mapping */
765 	if ((rte_intr_cap_multiple(intr_handle) ||
766 	     !RTE_ETH_DEV_SRIOV(bp->eth_dev).active) &&
767 	    bp->eth_dev->data->dev_conf.intr_conf.rxq != 0) {
768 		intr_vector = bp->eth_dev->data->nb_rx_queues;
769 		PMD_DRV_LOG(DEBUG, "intr_vector = %d\n", intr_vector);
770 		if (intr_vector > bp->rx_cp_nr_rings) {
771 			PMD_DRV_LOG(ERR, "At most %d intr queues supported",
772 					bp->rx_cp_nr_rings);
773 			return -ENOTSUP;
774 		}
775 		rc = rte_intr_efd_enable(intr_handle, intr_vector);
776 		if (rc)
777 			return rc;
778 	}
779 
780 	if (rte_intr_dp_is_en(intr_handle) && !intr_handle->intr_vec) {
781 		intr_handle->intr_vec =
782 			rte_zmalloc("intr_vec",
783 				    bp->eth_dev->data->nb_rx_queues *
784 				    sizeof(int), 0);
785 		if (intr_handle->intr_vec == NULL) {
786 			PMD_DRV_LOG(ERR, "Failed to allocate %d rx_queues"
787 				" intr_vec", bp->eth_dev->data->nb_rx_queues);
788 			rc = -ENOMEM;
789 			goto err_disable;
790 		}
791 		PMD_DRV_LOG(DEBUG, "intr_handle->intr_vec = %p "
792 			"intr_handle->nb_efd = %d intr_handle->max_intr = %d\n",
793 			 intr_handle->intr_vec, intr_handle->nb_efd,
794 			intr_handle->max_intr);
795 		for (queue_id = 0; queue_id < bp->eth_dev->data->nb_rx_queues;
796 		     queue_id++) {
797 			intr_handle->intr_vec[queue_id] =
798 							vec + BNXT_RX_VEC_START;
799 			if (vec < base + intr_handle->nb_efd - 1)
800 				vec++;
801 		}
802 	}
803 
804 	/* enable uio/vfio intr/eventfd mapping */
805 	rc = rte_intr_enable(intr_handle);
806 #ifndef RTE_EXEC_ENV_FREEBSD
807 	/* In FreeBSD OS, nic_uio driver does not support interrupts */
808 	if (rc)
809 		goto err_free;
810 #endif
811 
812 	rc = bnxt_update_phy_setting(bp);
813 	if (rc)
814 		goto err_free;
815 
816 	bp->mark_table = rte_zmalloc("bnxt_mark_table", BNXT_MARK_TABLE_SZ, 0);
817 	if (!bp->mark_table)
818 		PMD_DRV_LOG(ERR, "Allocation of mark table failed\n");
819 
820 	return 0;
821 
822 err_free:
823 	rte_free(intr_handle->intr_vec);
824 err_disable:
825 	rte_intr_efd_disable(intr_handle);
826 err_out:
827 	/* Some of the error status returned by FW may not be from errno.h */
828 	if (rc > 0)
829 		rc = -EIO;
830 
831 	return rc;
832 }
833 
bnxt_shutdown_nic(struct bnxt * bp)834 static int bnxt_shutdown_nic(struct bnxt *bp)
835 {
836 	bnxt_free_all_hwrm_resources(bp);
837 	bnxt_free_all_filters(bp);
838 	bnxt_free_all_vnics(bp);
839 	return 0;
840 }
841 
842 /*
843  * Device configuration and status function
844  */
845 
bnxt_get_speed_capabilities(struct bnxt * bp)846 uint32_t bnxt_get_speed_capabilities(struct bnxt *bp)
847 {
848 	uint32_t link_speed = bp->link_info->support_speeds;
849 	uint32_t speed_capa = 0;
850 
851 	/* If PAM4 is configured, use PAM4 supported speed */
852 	if (link_speed == 0 && bp->link_info->support_pam4_speeds > 0)
853 		link_speed = bp->link_info->support_pam4_speeds;
854 
855 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_LINK_SPEED_100MB)
856 		speed_capa |= ETH_LINK_SPEED_100M;
857 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_100MBHD)
858 		speed_capa |= ETH_LINK_SPEED_100M_HD;
859 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_1GB)
860 		speed_capa |= ETH_LINK_SPEED_1G;
861 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_2_5GB)
862 		speed_capa |= ETH_LINK_SPEED_2_5G;
863 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_10GB)
864 		speed_capa |= ETH_LINK_SPEED_10G;
865 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_20GB)
866 		speed_capa |= ETH_LINK_SPEED_20G;
867 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_25GB)
868 		speed_capa |= ETH_LINK_SPEED_25G;
869 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_40GB)
870 		speed_capa |= ETH_LINK_SPEED_40G;
871 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_50GB)
872 		speed_capa |= ETH_LINK_SPEED_50G;
873 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_100GB)
874 		speed_capa |= ETH_LINK_SPEED_100G;
875 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_PAM4_SPEEDS_50G)
876 		speed_capa |= ETH_LINK_SPEED_50G;
877 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_PAM4_SPEEDS_100G)
878 		speed_capa |= ETH_LINK_SPEED_100G;
879 	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_PAM4_SPEEDS_200G)
880 		speed_capa |= ETH_LINK_SPEED_200G;
881 
882 	if (bp->link_info->auto_mode ==
883 	    HWRM_PORT_PHY_QCFG_OUTPUT_AUTO_MODE_NONE)
884 		speed_capa |= ETH_LINK_SPEED_FIXED;
885 	else
886 		speed_capa |= ETH_LINK_SPEED_AUTONEG;
887 
888 	return speed_capa;
889 }
890 
bnxt_dev_info_get_op(struct rte_eth_dev * eth_dev,struct rte_eth_dev_info * dev_info)891 static int bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
892 				struct rte_eth_dev_info *dev_info)
893 {
894 	struct rte_pci_device *pdev = RTE_DEV_TO_PCI(eth_dev->device);
895 	struct bnxt *bp = eth_dev->data->dev_private;
896 	uint16_t max_vnics, i, j, vpool, vrxq;
897 	unsigned int max_rx_rings;
898 	int rc;
899 
900 	rc = is_bnxt_in_error(bp);
901 	if (rc)
902 		return rc;
903 
904 	/* MAC Specifics */
905 	dev_info->max_mac_addrs = bp->max_l2_ctx;
906 	dev_info->max_hash_mac_addrs = 0;
907 
908 	/* PF/VF specifics */
909 	if (BNXT_PF(bp))
910 		dev_info->max_vfs = pdev->max_vfs;
911 
912 	max_rx_rings = BNXT_MAX_RINGS(bp);
913 	/* For the sake of symmetry, max_rx_queues = max_tx_queues */
914 	dev_info->max_rx_queues = max_rx_rings;
915 	dev_info->max_tx_queues = max_rx_rings;
916 	dev_info->reta_size = bnxt_rss_hash_tbl_size(bp);
917 	dev_info->hash_key_size = 40;
918 	max_vnics = bp->max_vnics;
919 
920 	/* MTU specifics */
921 	dev_info->min_mtu = RTE_ETHER_MIN_MTU;
922 	dev_info->max_mtu = BNXT_MAX_MTU;
923 
924 	/* Fast path specifics */
925 	dev_info->min_rx_bufsize = 1;
926 	dev_info->max_rx_pktlen = BNXT_MAX_PKT_LEN;
927 
928 	dev_info->rx_offload_capa = BNXT_DEV_RX_OFFLOAD_SUPPORT;
929 	if (bp->flags & BNXT_FLAG_PTP_SUPPORTED)
930 		dev_info->rx_offload_capa |= DEV_RX_OFFLOAD_TIMESTAMP;
931 	dev_info->tx_queue_offload_capa = DEV_TX_OFFLOAD_MBUF_FAST_FREE;
932 	dev_info->tx_offload_capa = BNXT_DEV_TX_OFFLOAD_SUPPORT |
933 				    dev_info->tx_queue_offload_capa;
934 	dev_info->flow_type_rss_offloads = BNXT_ETH_RSS_SUPPORT;
935 
936 	dev_info->speed_capa = bnxt_get_speed_capabilities(bp);
937 
938 	/* *INDENT-OFF* */
939 	dev_info->default_rxconf = (struct rte_eth_rxconf) {
940 		.rx_thresh = {
941 			.pthresh = 8,
942 			.hthresh = 8,
943 			.wthresh = 0,
944 		},
945 		.rx_free_thresh = 32,
946 		.rx_drop_en = BNXT_DEFAULT_RX_DROP_EN,
947 	};
948 
949 	dev_info->default_txconf = (struct rte_eth_txconf) {
950 		.tx_thresh = {
951 			.pthresh = 32,
952 			.hthresh = 0,
953 			.wthresh = 0,
954 		},
955 		.tx_free_thresh = 32,
956 		.tx_rs_thresh = 32,
957 	};
958 	eth_dev->data->dev_conf.intr_conf.lsc = 1;
959 
960 	eth_dev->data->dev_conf.intr_conf.rxq = 1;
961 	dev_info->rx_desc_lim.nb_min = BNXT_MIN_RING_DESC;
962 	dev_info->rx_desc_lim.nb_max = BNXT_MAX_RX_RING_DESC;
963 	dev_info->tx_desc_lim.nb_min = BNXT_MIN_RING_DESC;
964 	dev_info->tx_desc_lim.nb_max = BNXT_MAX_TX_RING_DESC;
965 
966 	if (BNXT_PF(bp) || BNXT_VF_IS_TRUSTED(bp)) {
967 		dev_info->switch_info.name = eth_dev->device->name;
968 		dev_info->switch_info.domain_id = bp->switch_domain_id;
969 		dev_info->switch_info.port_id =
970 				BNXT_PF(bp) ? BNXT_SWITCH_PORT_ID_PF :
971 				    BNXT_SWITCH_PORT_ID_TRUSTED_VF;
972 	}
973 
974 	/* *INDENT-ON* */
975 
976 	/*
977 	 * TODO: default_rxconf, default_txconf, rx_desc_lim, and tx_desc_lim
978 	 *       need further investigation.
979 	 */
980 
981 	/* VMDq resources */
982 	vpool = 64; /* ETH_64_POOLS */
983 	vrxq = 128; /* ETH_VMDQ_DCB_NUM_QUEUES */
984 	for (i = 0; i < 4; vpool >>= 1, i++) {
985 		if (max_vnics > vpool) {
986 			for (j = 0; j < 5; vrxq >>= 1, j++) {
987 				if (dev_info->max_rx_queues > vrxq) {
988 					if (vpool > vrxq)
989 						vpool = vrxq;
990 					goto found;
991 				}
992 			}
993 			/* Not enough resources to support VMDq */
994 			break;
995 		}
996 	}
997 	/* Not enough resources to support VMDq */
998 	vpool = 0;
999 	vrxq = 0;
1000 found:
1001 	dev_info->max_vmdq_pools = vpool;
1002 	dev_info->vmdq_queue_num = vrxq;
1003 
1004 	dev_info->vmdq_pool_base = 0;
1005 	dev_info->vmdq_queue_base = 0;
1006 
1007 	return 0;
1008 }
1009 
1010 /* Configure the device based on the configuration provided */
bnxt_dev_configure_op(struct rte_eth_dev * eth_dev)1011 static int bnxt_dev_configure_op(struct rte_eth_dev *eth_dev)
1012 {
1013 	struct bnxt *bp = eth_dev->data->dev_private;
1014 	uint64_t rx_offloads = eth_dev->data->dev_conf.rxmode.offloads;
1015 	int rc;
1016 
1017 	bp->rx_queues = (void *)eth_dev->data->rx_queues;
1018 	bp->tx_queues = (void *)eth_dev->data->tx_queues;
1019 	bp->tx_nr_rings = eth_dev->data->nb_tx_queues;
1020 	bp->rx_nr_rings = eth_dev->data->nb_rx_queues;
1021 
1022 	rc = is_bnxt_in_error(bp);
1023 	if (rc)
1024 		return rc;
1025 
1026 	if (BNXT_VF(bp) && (bp->flags & BNXT_FLAG_NEW_RM)) {
1027 		rc = bnxt_hwrm_check_vf_rings(bp);
1028 		if (rc) {
1029 			PMD_DRV_LOG(ERR, "HWRM insufficient resources\n");
1030 			return -ENOSPC;
1031 		}
1032 
1033 		/* If a resource has already been allocated - in this case
1034 		 * it is the async completion ring, free it. Reallocate it after
1035 		 * resource reservation. This will ensure the resource counts
1036 		 * are calculated correctly.
1037 		 */
1038 
1039 		pthread_mutex_lock(&bp->def_cp_lock);
1040 
1041 		if (!BNXT_HAS_NQ(bp) && bp->async_cp_ring) {
1042 			bnxt_disable_int(bp);
1043 			bnxt_free_cp_ring(bp, bp->async_cp_ring);
1044 		}
1045 
1046 		rc = bnxt_hwrm_func_reserve_vf_resc(bp, false);
1047 		if (rc) {
1048 			PMD_DRV_LOG(ERR, "HWRM resource alloc fail:%x\n", rc);
1049 			pthread_mutex_unlock(&bp->def_cp_lock);
1050 			return -ENOSPC;
1051 		}
1052 
1053 		if (!BNXT_HAS_NQ(bp) && bp->async_cp_ring) {
1054 			rc = bnxt_alloc_async_cp_ring(bp);
1055 			if (rc) {
1056 				pthread_mutex_unlock(&bp->def_cp_lock);
1057 				return rc;
1058 			}
1059 			bnxt_enable_int(bp);
1060 		}
1061 
1062 		pthread_mutex_unlock(&bp->def_cp_lock);
1063 	} else {
1064 		/* legacy driver needs to get updated values */
1065 		rc = bnxt_hwrm_func_qcaps(bp);
1066 		if (rc) {
1067 			PMD_DRV_LOG(ERR, "hwrm func qcaps fail:%d\n", rc);
1068 			return rc;
1069 		}
1070 	}
1071 
1072 	/* Inherit new configurations */
1073 	if (eth_dev->data->nb_rx_queues > bp->max_rx_rings ||
1074 	    eth_dev->data->nb_tx_queues > bp->max_tx_rings ||
1075 	    eth_dev->data->nb_rx_queues + eth_dev->data->nb_tx_queues
1076 		+ BNXT_NUM_ASYNC_CPR(bp) > bp->max_cp_rings ||
1077 	    eth_dev->data->nb_rx_queues + eth_dev->data->nb_tx_queues >
1078 	    bp->max_stat_ctx)
1079 		goto resource_error;
1080 
1081 	if (BNXT_HAS_RING_GRPS(bp) &&
1082 	    (uint32_t)(eth_dev->data->nb_rx_queues) > bp->max_ring_grps)
1083 		goto resource_error;
1084 
1085 	if (!(eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS) &&
1086 	    bp->max_vnics < eth_dev->data->nb_rx_queues)
1087 		goto resource_error;
1088 
1089 	bp->rx_cp_nr_rings = bp->rx_nr_rings;
1090 	bp->tx_cp_nr_rings = bp->tx_nr_rings;
1091 
1092 	if (eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
1093 		rx_offloads |= DEV_RX_OFFLOAD_RSS_HASH;
1094 	eth_dev->data->dev_conf.rxmode.offloads = rx_offloads;
1095 
1096 	if (rx_offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
1097 		eth_dev->data->mtu =
1098 			eth_dev->data->dev_conf.rxmode.max_rx_pkt_len -
1099 			RTE_ETHER_HDR_LEN - RTE_ETHER_CRC_LEN - VLAN_TAG_SIZE *
1100 			BNXT_NUM_VLANS;
1101 		bnxt_mtu_set_op(eth_dev, eth_dev->data->mtu);
1102 	}
1103 	return 0;
1104 
1105 resource_error:
1106 	PMD_DRV_LOG(ERR,
1107 		    "Insufficient resources to support requested config\n");
1108 	PMD_DRV_LOG(ERR,
1109 		    "Num Queues Requested: Tx %d, Rx %d\n",
1110 		    eth_dev->data->nb_tx_queues,
1111 		    eth_dev->data->nb_rx_queues);
1112 	PMD_DRV_LOG(ERR,
1113 		    "MAX: TxQ %d, RxQ %d, CQ %d Stat %d, Grp %d, Vnic %d\n",
1114 		    bp->max_tx_rings, bp->max_rx_rings, bp->max_cp_rings,
1115 		    bp->max_stat_ctx, bp->max_ring_grps, bp->max_vnics);
1116 	return -ENOSPC;
1117 }
1118 
bnxt_print_link_info(struct rte_eth_dev * eth_dev)1119 void bnxt_print_link_info(struct rte_eth_dev *eth_dev)
1120 {
1121 	struct rte_eth_link *link = &eth_dev->data->dev_link;
1122 
1123 	if (link->link_status)
1124 		PMD_DRV_LOG(INFO, "Port %d Link Up - speed %u Mbps - %s\n",
1125 			eth_dev->data->port_id,
1126 			(uint32_t)link->link_speed,
1127 			(link->link_duplex == ETH_LINK_FULL_DUPLEX) ?
1128 			("full-duplex") : ("half-duplex\n"));
1129 	else
1130 		PMD_DRV_LOG(INFO, "Port %d Link Down\n",
1131 			eth_dev->data->port_id);
1132 }
1133 
1134 /*
1135  * Determine whether the current configuration requires support for scattered
1136  * receive; return 1 if scattered receive is required and 0 if not.
1137  */
bnxt_scattered_rx(struct rte_eth_dev * eth_dev)1138 static int bnxt_scattered_rx(struct rte_eth_dev *eth_dev)
1139 {
1140 	uint16_t buf_size;
1141 	int i;
1142 
1143 	if (eth_dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_SCATTER)
1144 		return 1;
1145 
1146 	for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
1147 		struct bnxt_rx_queue *rxq = eth_dev->data->rx_queues[i];
1148 
1149 		buf_size = (uint16_t)(rte_pktmbuf_data_room_size(rxq->mb_pool) -
1150 				      RTE_PKTMBUF_HEADROOM);
1151 		if (eth_dev->data->dev_conf.rxmode.max_rx_pkt_len > buf_size)
1152 			return 1;
1153 	}
1154 	return 0;
1155 }
1156 
1157 static eth_rx_burst_t
bnxt_receive_function(struct rte_eth_dev * eth_dev)1158 bnxt_receive_function(struct rte_eth_dev *eth_dev)
1159 {
1160 	struct bnxt *bp = eth_dev->data->dev_private;
1161 
1162 #if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64)
1163 #ifndef RTE_LIBRTE_IEEE1588
1164 	/*
1165 	 * Vector mode receive can be enabled only if scatter rx is not
1166 	 * in use and rx offloads are limited to VLAN stripping and
1167 	 * CRC stripping.
1168 	 */
1169 	if (!eth_dev->data->scattered_rx &&
1170 	    !(eth_dev->data->dev_conf.rxmode.offloads &
1171 	      ~(DEV_RX_OFFLOAD_VLAN_STRIP |
1172 		DEV_RX_OFFLOAD_KEEP_CRC |
1173 		DEV_RX_OFFLOAD_JUMBO_FRAME |
1174 		DEV_RX_OFFLOAD_IPV4_CKSUM |
1175 		DEV_RX_OFFLOAD_UDP_CKSUM |
1176 		DEV_RX_OFFLOAD_TCP_CKSUM |
1177 		DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM |
1178 		DEV_RX_OFFLOAD_RSS_HASH |
1179 		DEV_RX_OFFLOAD_VLAN_FILTER)) &&
1180 	    !BNXT_TRUFLOW_EN(bp) && BNXT_NUM_ASYNC_CPR(bp) &&
1181 	    rte_vect_get_max_simd_bitwidth() >= RTE_VECT_SIMD_128) {
1182 		PMD_DRV_LOG(INFO, "Using vector mode receive for port %d\n",
1183 			    eth_dev->data->port_id);
1184 		bp->flags |= BNXT_FLAG_RX_VECTOR_PKT_MODE;
1185 		return bnxt_recv_pkts_vec;
1186 	}
1187 	PMD_DRV_LOG(INFO, "Vector mode receive disabled for port %d\n",
1188 		    eth_dev->data->port_id);
1189 	PMD_DRV_LOG(INFO,
1190 		    "Port %d scatter: %d rx offload: %" PRIX64 "\n",
1191 		    eth_dev->data->port_id,
1192 		    eth_dev->data->scattered_rx,
1193 		    eth_dev->data->dev_conf.rxmode.offloads);
1194 #endif
1195 #endif
1196 	bp->flags &= ~BNXT_FLAG_RX_VECTOR_PKT_MODE;
1197 	return bnxt_recv_pkts;
1198 }
1199 
1200 static eth_tx_burst_t
bnxt_transmit_function(__rte_unused struct rte_eth_dev * eth_dev)1201 bnxt_transmit_function(__rte_unused struct rte_eth_dev *eth_dev)
1202 {
1203 #if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64)
1204 #ifndef RTE_LIBRTE_IEEE1588
1205 	uint64_t offloads = eth_dev->data->dev_conf.txmode.offloads;
1206 	struct bnxt *bp = eth_dev->data->dev_private;
1207 
1208 	/*
1209 	 * Vector mode transmit can be enabled only if not using scatter rx
1210 	 * or tx offloads.
1211 	 */
1212 	if (!eth_dev->data->scattered_rx &&
1213 	    !(offloads & ~DEV_TX_OFFLOAD_MBUF_FAST_FREE) &&
1214 	    !BNXT_TRUFLOW_EN(bp) &&
1215 	    rte_vect_get_max_simd_bitwidth() >= RTE_VECT_SIMD_128) {
1216 		PMD_DRV_LOG(INFO, "Using vector mode transmit for port %d\n",
1217 			    eth_dev->data->port_id);
1218 		return bnxt_xmit_pkts_vec;
1219 	}
1220 	PMD_DRV_LOG(INFO, "Vector mode transmit disabled for port %d\n",
1221 		    eth_dev->data->port_id);
1222 	PMD_DRV_LOG(INFO,
1223 		    "Port %d scatter: %d tx offload: %" PRIX64 "\n",
1224 		    eth_dev->data->port_id,
1225 		    eth_dev->data->scattered_rx,
1226 		    offloads);
1227 #endif
1228 #endif
1229 	return bnxt_xmit_pkts;
1230 }
1231 
bnxt_handle_if_change_status(struct bnxt * bp)1232 static int bnxt_handle_if_change_status(struct bnxt *bp)
1233 {
1234 	int rc;
1235 
1236 	/* Since fw has undergone a reset and lost all contexts,
1237 	 * set fatal flag to not issue hwrm during cleanup
1238 	 */
1239 	bp->flags |= BNXT_FLAG_FATAL_ERROR;
1240 	bnxt_uninit_resources(bp, true);
1241 
1242 	/* clear fatal flag so that re-init happens */
1243 	bp->flags &= ~BNXT_FLAG_FATAL_ERROR;
1244 	rc = bnxt_init_resources(bp, true);
1245 
1246 	bp->flags &= ~BNXT_FLAG_IF_CHANGE_HOT_FW_RESET_DONE;
1247 
1248 	return rc;
1249 }
1250 
bnxt_dev_start_op(struct rte_eth_dev * eth_dev)1251 static int bnxt_dev_start_op(struct rte_eth_dev *eth_dev)
1252 {
1253 	struct bnxt *bp = eth_dev->data->dev_private;
1254 	uint64_t rx_offloads = eth_dev->data->dev_conf.rxmode.offloads;
1255 	int vlan_mask = 0;
1256 	int rc, retry_cnt = BNXT_IF_CHANGE_RETRY_COUNT;
1257 
1258 	if (!eth_dev->data->nb_tx_queues || !eth_dev->data->nb_rx_queues) {
1259 		PMD_DRV_LOG(ERR, "Queues are not configured yet!\n");
1260 		return -EINVAL;
1261 	}
1262 
1263 	if (bp->rx_cp_nr_rings > RTE_ETHDEV_QUEUE_STAT_CNTRS) {
1264 		PMD_DRV_LOG(ERR,
1265 			"RxQ cnt %d > RTE_ETHDEV_QUEUE_STAT_CNTRS %d\n",
1266 			bp->rx_cp_nr_rings, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1267 	}
1268 
1269 	do {
1270 		rc = bnxt_hwrm_if_change(bp, true);
1271 		if (rc == 0 || rc != -EAGAIN)
1272 			break;
1273 
1274 		rte_delay_ms(BNXT_IF_CHANGE_RETRY_INTERVAL);
1275 	} while (retry_cnt--);
1276 
1277 	if (rc)
1278 		return rc;
1279 
1280 	if (bp->flags & BNXT_FLAG_IF_CHANGE_HOT_FW_RESET_DONE) {
1281 		rc = bnxt_handle_if_change_status(bp);
1282 		if (rc)
1283 			return rc;
1284 	}
1285 
1286 	bnxt_enable_int(bp);
1287 
1288 	rc = bnxt_init_chip(bp);
1289 	if (rc)
1290 		goto error;
1291 
1292 	eth_dev->data->scattered_rx = bnxt_scattered_rx(eth_dev);
1293 	eth_dev->data->dev_started = 1;
1294 
1295 	bnxt_link_update_op(eth_dev, 1);
1296 
1297 	if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
1298 		vlan_mask |= ETH_VLAN_FILTER_MASK;
1299 	if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
1300 		vlan_mask |= ETH_VLAN_STRIP_MASK;
1301 	rc = bnxt_vlan_offload_set_op(eth_dev, vlan_mask);
1302 	if (rc)
1303 		goto error;
1304 
1305 	/* Initialize bnxt ULP port details */
1306 	rc = bnxt_ulp_port_init(bp);
1307 	if (rc)
1308 		goto error;
1309 
1310 	eth_dev->rx_pkt_burst = bnxt_receive_function(eth_dev);
1311 	eth_dev->tx_pkt_burst = bnxt_transmit_function(eth_dev);
1312 
1313 	bnxt_schedule_fw_health_check(bp);
1314 
1315 	return 0;
1316 
1317 error:
1318 	bnxt_shutdown_nic(bp);
1319 	bnxt_free_tx_mbufs(bp);
1320 	bnxt_free_rx_mbufs(bp);
1321 	bnxt_hwrm_if_change(bp, false);
1322 	eth_dev->data->dev_started = 0;
1323 	return rc;
1324 }
1325 
bnxt_dev_set_link_up_op(struct rte_eth_dev * eth_dev)1326 static int bnxt_dev_set_link_up_op(struct rte_eth_dev *eth_dev)
1327 {
1328 	struct bnxt *bp = eth_dev->data->dev_private;
1329 	int rc = 0;
1330 
1331 	if (!bp->link_info->link_up)
1332 		rc = bnxt_set_hwrm_link_config(bp, true);
1333 	if (!rc)
1334 		eth_dev->data->dev_link.link_status = 1;
1335 
1336 	bnxt_print_link_info(eth_dev);
1337 	return rc;
1338 }
1339 
bnxt_dev_set_link_down_op(struct rte_eth_dev * eth_dev)1340 static int bnxt_dev_set_link_down_op(struct rte_eth_dev *eth_dev)
1341 {
1342 	struct bnxt *bp = eth_dev->data->dev_private;
1343 
1344 	eth_dev->data->dev_link.link_status = 0;
1345 	bnxt_set_hwrm_link_config(bp, false);
1346 	bp->link_info->link_up = 0;
1347 
1348 	return 0;
1349 }
1350 
bnxt_free_switch_domain(struct bnxt * bp)1351 static void bnxt_free_switch_domain(struct bnxt *bp)
1352 {
1353 	int rc = 0;
1354 
1355 	if (bp->switch_domain_id) {
1356 		rc = rte_eth_switch_domain_free(bp->switch_domain_id);
1357 		if (rc)
1358 			PMD_DRV_LOG(ERR, "free switch domain:%d fail: %d\n",
1359 				    bp->switch_domain_id, rc);
1360 	}
1361 }
1362 
1363 /* Unload the driver, release resources */
bnxt_dev_stop_op(struct rte_eth_dev * eth_dev)1364 static int bnxt_dev_stop_op(struct rte_eth_dev *eth_dev)
1365 {
1366 	struct bnxt *bp = eth_dev->data->dev_private;
1367 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
1368 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1369 	struct rte_eth_link link;
1370 	int ret;
1371 
1372 	eth_dev->data->dev_started = 0;
1373 	eth_dev->data->scattered_rx = 0;
1374 
1375 	/* Prevent crashes when queues are still in use */
1376 	eth_dev->rx_pkt_burst = &bnxt_dummy_recv_pkts;
1377 	eth_dev->tx_pkt_burst = &bnxt_dummy_xmit_pkts;
1378 
1379 	bnxt_disable_int(bp);
1380 
1381 	/* disable uio/vfio intr/eventfd mapping */
1382 	rte_intr_disable(intr_handle);
1383 
1384 	/* Stop the child representors for this device */
1385 	ret = bnxt_rep_stop_all(bp);
1386 	if (ret != 0)
1387 		return ret;
1388 
1389 	/* delete the bnxt ULP port details */
1390 	bnxt_ulp_port_deinit(bp);
1391 
1392 	bnxt_cancel_fw_health_check(bp);
1393 
1394 	/* Do not bring link down during reset recovery */
1395 	if (!is_bnxt_in_error(bp)) {
1396 		bnxt_dev_set_link_down_op(eth_dev);
1397 		/* Wait for link to be reset */
1398 		if (BNXT_SINGLE_PF(bp))
1399 			rte_delay_ms(500);
1400 		/* clear the recorded link status */
1401 		memset(&link, 0, sizeof(link));
1402 		rte_eth_linkstatus_set(eth_dev, &link);
1403 	}
1404 
1405 	/* Clean queue intr-vector mapping */
1406 	rte_intr_efd_disable(intr_handle);
1407 	if (intr_handle->intr_vec != NULL) {
1408 		rte_free(intr_handle->intr_vec);
1409 		intr_handle->intr_vec = NULL;
1410 	}
1411 
1412 	bnxt_hwrm_port_clr_stats(bp);
1413 	bnxt_free_tx_mbufs(bp);
1414 	bnxt_free_rx_mbufs(bp);
1415 	/* Process any remaining notifications in default completion queue */
1416 	bnxt_int_handler(eth_dev);
1417 	bnxt_shutdown_nic(bp);
1418 	bnxt_hwrm_if_change(bp, false);
1419 
1420 	rte_free(bp->mark_table);
1421 	bp->mark_table = NULL;
1422 
1423 	bp->flags &= ~BNXT_FLAG_RX_VECTOR_PKT_MODE;
1424 	bp->rx_cosq_cnt = 0;
1425 	/* All filters are deleted on a port stop. */
1426 	if (BNXT_FLOW_XSTATS_EN(bp))
1427 		bp->flow_stat->flow_count = 0;
1428 
1429 	return 0;
1430 }
1431 
bnxt_dev_close_op(struct rte_eth_dev * eth_dev)1432 static int bnxt_dev_close_op(struct rte_eth_dev *eth_dev)
1433 {
1434 	struct bnxt *bp = eth_dev->data->dev_private;
1435 	int ret = 0;
1436 
1437 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1438 		return 0;
1439 
1440 	/* cancel the recovery handler before remove dev */
1441 	rte_eal_alarm_cancel(bnxt_dev_reset_and_resume, (void *)bp);
1442 	rte_eal_alarm_cancel(bnxt_dev_recover, (void *)bp);
1443 	bnxt_cancel_fc_thread(bp);
1444 
1445 	if (eth_dev->data->dev_started)
1446 		ret = bnxt_dev_stop_op(eth_dev);
1447 
1448 	bnxt_free_switch_domain(bp);
1449 
1450 	bnxt_uninit_resources(bp, false);
1451 
1452 	bnxt_free_leds_info(bp);
1453 	bnxt_free_cos_queues(bp);
1454 	bnxt_free_link_info(bp);
1455 	bnxt_free_pf_info(bp);
1456 	bnxt_free_parent_info(bp);
1457 
1458 	rte_memzone_free((const struct rte_memzone *)bp->tx_mem_zone);
1459 	bp->tx_mem_zone = NULL;
1460 	rte_memzone_free((const struct rte_memzone *)bp->rx_mem_zone);
1461 	bp->rx_mem_zone = NULL;
1462 
1463 	bnxt_hwrm_free_vf_info(bp);
1464 
1465 	rte_free(bp->grp_info);
1466 	bp->grp_info = NULL;
1467 
1468 	return ret;
1469 }
1470 
bnxt_mac_addr_remove_op(struct rte_eth_dev * eth_dev,uint32_t index)1471 static void bnxt_mac_addr_remove_op(struct rte_eth_dev *eth_dev,
1472 				    uint32_t index)
1473 {
1474 	struct bnxt *bp = eth_dev->data->dev_private;
1475 	uint64_t pool_mask = eth_dev->data->mac_pool_sel[index];
1476 	struct bnxt_vnic_info *vnic;
1477 	struct bnxt_filter_info *filter, *temp_filter;
1478 	uint32_t i;
1479 
1480 	if (is_bnxt_in_error(bp))
1481 		return;
1482 
1483 	/*
1484 	 * Loop through all VNICs from the specified filter flow pools to
1485 	 * remove the corresponding MAC addr filter
1486 	 */
1487 	for (i = 0; i < bp->nr_vnics; i++) {
1488 		if (!(pool_mask & (1ULL << i)))
1489 			continue;
1490 
1491 		vnic = &bp->vnic_info[i];
1492 		filter = STAILQ_FIRST(&vnic->filter);
1493 		while (filter) {
1494 			temp_filter = STAILQ_NEXT(filter, next);
1495 			if (filter->mac_index == index) {
1496 				STAILQ_REMOVE(&vnic->filter, filter,
1497 						bnxt_filter_info, next);
1498 				bnxt_hwrm_clear_l2_filter(bp, filter);
1499 				bnxt_free_filter(bp, filter);
1500 			}
1501 			filter = temp_filter;
1502 		}
1503 	}
1504 }
1505 
bnxt_add_mac_filter(struct bnxt * bp,struct bnxt_vnic_info * vnic,struct rte_ether_addr * mac_addr,uint32_t index,uint32_t pool)1506 static int bnxt_add_mac_filter(struct bnxt *bp, struct bnxt_vnic_info *vnic,
1507 			       struct rte_ether_addr *mac_addr, uint32_t index,
1508 			       uint32_t pool)
1509 {
1510 	struct bnxt_filter_info *filter;
1511 	int rc = 0;
1512 
1513 	/* Attach requested MAC address to the new l2_filter */
1514 	STAILQ_FOREACH(filter, &vnic->filter, next) {
1515 		if (filter->mac_index == index) {
1516 			PMD_DRV_LOG(DEBUG,
1517 				    "MAC addr already existed for pool %d\n",
1518 				    pool);
1519 			return 0;
1520 		}
1521 	}
1522 
1523 	filter = bnxt_alloc_filter(bp);
1524 	if (!filter) {
1525 		PMD_DRV_LOG(ERR, "L2 filter alloc failed\n");
1526 		return -ENODEV;
1527 	}
1528 
1529 	/* bnxt_alloc_filter copies default MAC to filter->l2_addr. So,
1530 	 * if the MAC that's been programmed now is a different one, then,
1531 	 * copy that addr to filter->l2_addr
1532 	 */
1533 	if (mac_addr)
1534 		memcpy(filter->l2_addr, mac_addr, RTE_ETHER_ADDR_LEN);
1535 	filter->flags |= HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_OUTERMOST;
1536 
1537 	rc = bnxt_hwrm_set_l2_filter(bp, vnic->fw_vnic_id, filter);
1538 	if (!rc) {
1539 		filter->mac_index = index;
1540 		if (filter->mac_index == 0)
1541 			STAILQ_INSERT_HEAD(&vnic->filter, filter, next);
1542 		else
1543 			STAILQ_INSERT_TAIL(&vnic->filter, filter, next);
1544 	} else {
1545 		bnxt_free_filter(bp, filter);
1546 	}
1547 
1548 	return rc;
1549 }
1550 
bnxt_mac_addr_add_op(struct rte_eth_dev * eth_dev,struct rte_ether_addr * mac_addr,uint32_t index,uint32_t pool)1551 static int bnxt_mac_addr_add_op(struct rte_eth_dev *eth_dev,
1552 				struct rte_ether_addr *mac_addr,
1553 				uint32_t index, uint32_t pool)
1554 {
1555 	struct bnxt *bp = eth_dev->data->dev_private;
1556 	struct bnxt_vnic_info *vnic = &bp->vnic_info[pool];
1557 	int rc = 0;
1558 
1559 	rc = is_bnxt_in_error(bp);
1560 	if (rc)
1561 		return rc;
1562 
1563 	if (BNXT_VF(bp) && !BNXT_VF_IS_TRUSTED(bp)) {
1564 		PMD_DRV_LOG(ERR, "Cannot add MAC address to a VF interface\n");
1565 		return -ENOTSUP;
1566 	}
1567 
1568 	if (!vnic) {
1569 		PMD_DRV_LOG(ERR, "VNIC not found for pool %d!\n", pool);
1570 		return -EINVAL;
1571 	}
1572 
1573 	/* Filter settings will get applied when port is started */
1574 	if (!eth_dev->data->dev_started)
1575 		return 0;
1576 
1577 	rc = bnxt_add_mac_filter(bp, vnic, mac_addr, index, pool);
1578 
1579 	return rc;
1580 }
1581 
bnxt_link_update_op(struct rte_eth_dev * eth_dev,int wait_to_complete)1582 int bnxt_link_update_op(struct rte_eth_dev *eth_dev, int wait_to_complete)
1583 {
1584 	int rc = 0;
1585 	struct bnxt *bp = eth_dev->data->dev_private;
1586 	struct rte_eth_link new;
1587 	int cnt = wait_to_complete ? BNXT_MAX_LINK_WAIT_CNT :
1588 			BNXT_MIN_LINK_WAIT_CNT;
1589 
1590 	rc = is_bnxt_in_error(bp);
1591 	if (rc)
1592 		return rc;
1593 
1594 	memset(&new, 0, sizeof(new));
1595 	do {
1596 		/* Retrieve link info from hardware */
1597 		rc = bnxt_get_hwrm_link_config(bp, &new);
1598 		if (rc) {
1599 			new.link_speed = ETH_LINK_SPEED_100M;
1600 			new.link_duplex = ETH_LINK_FULL_DUPLEX;
1601 			PMD_DRV_LOG(ERR,
1602 				"Failed to retrieve link rc = 0x%x!\n", rc);
1603 			goto out;
1604 		}
1605 
1606 		if (!wait_to_complete || new.link_status)
1607 			break;
1608 
1609 		rte_delay_ms(BNXT_LINK_WAIT_INTERVAL);
1610 	} while (cnt--);
1611 
1612 	/* Only single function PF can bring phy down.
1613 	 * When port is stopped, report link down for VF/MH/NPAR functions.
1614 	 */
1615 	if (!BNXT_SINGLE_PF(bp) && !eth_dev->data->dev_started)
1616 		memset(&new, 0, sizeof(new));
1617 
1618 out:
1619 	/* Timed out or success */
1620 	if (new.link_status != eth_dev->data->dev_link.link_status ||
1621 	new.link_speed != eth_dev->data->dev_link.link_speed) {
1622 		rte_eth_linkstatus_set(eth_dev, &new);
1623 
1624 		rte_eth_dev_callback_process(eth_dev,
1625 					     RTE_ETH_EVENT_INTR_LSC,
1626 					     NULL);
1627 
1628 		bnxt_print_link_info(eth_dev);
1629 	}
1630 
1631 	return rc;
1632 }
1633 
bnxt_promiscuous_enable_op(struct rte_eth_dev * eth_dev)1634 static int bnxt_promiscuous_enable_op(struct rte_eth_dev *eth_dev)
1635 {
1636 	struct bnxt *bp = eth_dev->data->dev_private;
1637 	struct bnxt_vnic_info *vnic;
1638 	uint32_t old_flags;
1639 	int rc;
1640 
1641 	rc = is_bnxt_in_error(bp);
1642 	if (rc)
1643 		return rc;
1644 
1645 	/* Filter settings will get applied when port is started */
1646 	if (!eth_dev->data->dev_started)
1647 		return 0;
1648 
1649 	if (bp->vnic_info == NULL)
1650 		return 0;
1651 
1652 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
1653 
1654 	old_flags = vnic->flags;
1655 	vnic->flags |= BNXT_VNIC_INFO_PROMISC;
1656 	rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic, 0, NULL);
1657 	if (rc != 0)
1658 		vnic->flags = old_flags;
1659 
1660 	return rc;
1661 }
1662 
bnxt_promiscuous_disable_op(struct rte_eth_dev * eth_dev)1663 static int bnxt_promiscuous_disable_op(struct rte_eth_dev *eth_dev)
1664 {
1665 	struct bnxt *bp = eth_dev->data->dev_private;
1666 	struct bnxt_vnic_info *vnic;
1667 	uint32_t old_flags;
1668 	int rc;
1669 
1670 	rc = is_bnxt_in_error(bp);
1671 	if (rc)
1672 		return rc;
1673 
1674 	/* Filter settings will get applied when port is started */
1675 	if (!eth_dev->data->dev_started)
1676 		return 0;
1677 
1678 	if (bp->vnic_info == NULL)
1679 		return 0;
1680 
1681 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
1682 
1683 	old_flags = vnic->flags;
1684 	vnic->flags &= ~BNXT_VNIC_INFO_PROMISC;
1685 	rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic, 0, NULL);
1686 	if (rc != 0)
1687 		vnic->flags = old_flags;
1688 
1689 	return rc;
1690 }
1691 
bnxt_allmulticast_enable_op(struct rte_eth_dev * eth_dev)1692 static int bnxt_allmulticast_enable_op(struct rte_eth_dev *eth_dev)
1693 {
1694 	struct bnxt *bp = eth_dev->data->dev_private;
1695 	struct bnxt_vnic_info *vnic;
1696 	uint32_t old_flags;
1697 	int rc;
1698 
1699 	rc = is_bnxt_in_error(bp);
1700 	if (rc)
1701 		return rc;
1702 
1703 	/* Filter settings will get applied when port is started */
1704 	if (!eth_dev->data->dev_started)
1705 		return 0;
1706 
1707 	if (bp->vnic_info == NULL)
1708 		return 0;
1709 
1710 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
1711 
1712 	old_flags = vnic->flags;
1713 	vnic->flags |= BNXT_VNIC_INFO_ALLMULTI;
1714 	rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic, 0, NULL);
1715 	if (rc != 0)
1716 		vnic->flags = old_flags;
1717 
1718 	return rc;
1719 }
1720 
bnxt_allmulticast_disable_op(struct rte_eth_dev * eth_dev)1721 static int bnxt_allmulticast_disable_op(struct rte_eth_dev *eth_dev)
1722 {
1723 	struct bnxt *bp = eth_dev->data->dev_private;
1724 	struct bnxt_vnic_info *vnic;
1725 	uint32_t old_flags;
1726 	int rc;
1727 
1728 	rc = is_bnxt_in_error(bp);
1729 	if (rc)
1730 		return rc;
1731 
1732 	/* Filter settings will get applied when port is started */
1733 	if (!eth_dev->data->dev_started)
1734 		return 0;
1735 
1736 	if (bp->vnic_info == NULL)
1737 		return 0;
1738 
1739 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
1740 
1741 	old_flags = vnic->flags;
1742 	vnic->flags &= ~BNXT_VNIC_INFO_ALLMULTI;
1743 	rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic, 0, NULL);
1744 	if (rc != 0)
1745 		vnic->flags = old_flags;
1746 
1747 	return rc;
1748 }
1749 
1750 /* Return bnxt_rx_queue pointer corresponding to a given rxq. */
bnxt_qid_to_rxq(struct bnxt * bp,uint16_t qid)1751 static struct bnxt_rx_queue *bnxt_qid_to_rxq(struct bnxt *bp, uint16_t qid)
1752 {
1753 	if (qid >= bp->rx_nr_rings)
1754 		return NULL;
1755 
1756 	return bp->eth_dev->data->rx_queues[qid];
1757 }
1758 
1759 /* Return rxq corresponding to a given rss table ring/group ID. */
bnxt_rss_to_qid(struct bnxt * bp,uint16_t fwr)1760 static uint16_t bnxt_rss_to_qid(struct bnxt *bp, uint16_t fwr)
1761 {
1762 	struct bnxt_rx_queue *rxq;
1763 	unsigned int i;
1764 
1765 	if (!BNXT_HAS_RING_GRPS(bp)) {
1766 		for (i = 0; i < bp->rx_nr_rings; i++) {
1767 			rxq = bp->eth_dev->data->rx_queues[i];
1768 			if (rxq->rx_ring->rx_ring_struct->fw_ring_id == fwr)
1769 				return rxq->index;
1770 		}
1771 	} else {
1772 		for (i = 0; i < bp->rx_nr_rings; i++) {
1773 			if (bp->grp_info[i].fw_grp_id == fwr)
1774 				return i;
1775 		}
1776 	}
1777 
1778 	return INVALID_HW_RING_ID;
1779 }
1780 
bnxt_reta_update_op(struct rte_eth_dev * eth_dev,struct rte_eth_rss_reta_entry64 * reta_conf,uint16_t reta_size)1781 static int bnxt_reta_update_op(struct rte_eth_dev *eth_dev,
1782 			    struct rte_eth_rss_reta_entry64 *reta_conf,
1783 			    uint16_t reta_size)
1784 {
1785 	struct bnxt *bp = eth_dev->data->dev_private;
1786 	struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
1787 	struct bnxt_vnic_info *vnic = BNXT_GET_DEFAULT_VNIC(bp);
1788 	uint16_t tbl_size = bnxt_rss_hash_tbl_size(bp);
1789 	uint16_t idx, sft;
1790 	int i, rc;
1791 
1792 	rc = is_bnxt_in_error(bp);
1793 	if (rc)
1794 		return rc;
1795 
1796 	if (!vnic->rss_table)
1797 		return -EINVAL;
1798 
1799 	if (!(dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG))
1800 		return -EINVAL;
1801 
1802 	if (reta_size != tbl_size) {
1803 		PMD_DRV_LOG(ERR, "The configured hash table lookup size "
1804 			"(%d) must equal the size supported by the hardware "
1805 			"(%d)\n", reta_size, tbl_size);
1806 		return -EINVAL;
1807 	}
1808 
1809 	for (i = 0; i < reta_size; i++) {
1810 		struct bnxt_rx_queue *rxq;
1811 
1812 		idx = i / RTE_RETA_GROUP_SIZE;
1813 		sft = i % RTE_RETA_GROUP_SIZE;
1814 
1815 		if (!(reta_conf[idx].mask & (1ULL << sft)))
1816 			continue;
1817 
1818 		rxq = bnxt_qid_to_rxq(bp, reta_conf[idx].reta[sft]);
1819 		if (!rxq) {
1820 			PMD_DRV_LOG(ERR, "Invalid ring in reta_conf.\n");
1821 			return -EINVAL;
1822 		}
1823 
1824 		if (BNXT_CHIP_THOR(bp)) {
1825 			vnic->rss_table[i * 2] =
1826 				rxq->rx_ring->rx_ring_struct->fw_ring_id;
1827 			vnic->rss_table[i * 2 + 1] =
1828 				rxq->cp_ring->cp_ring_struct->fw_ring_id;
1829 		} else {
1830 			vnic->rss_table[i] =
1831 			    vnic->fw_grp_ids[reta_conf[idx].reta[sft]];
1832 		}
1833 	}
1834 
1835 	bnxt_hwrm_vnic_rss_cfg(bp, vnic);
1836 	return 0;
1837 }
1838 
bnxt_reta_query_op(struct rte_eth_dev * eth_dev,struct rte_eth_rss_reta_entry64 * reta_conf,uint16_t reta_size)1839 static int bnxt_reta_query_op(struct rte_eth_dev *eth_dev,
1840 			      struct rte_eth_rss_reta_entry64 *reta_conf,
1841 			      uint16_t reta_size)
1842 {
1843 	struct bnxt *bp = eth_dev->data->dev_private;
1844 	struct bnxt_vnic_info *vnic = BNXT_GET_DEFAULT_VNIC(bp);
1845 	uint16_t tbl_size = bnxt_rss_hash_tbl_size(bp);
1846 	uint16_t idx, sft, i;
1847 	int rc;
1848 
1849 	rc = is_bnxt_in_error(bp);
1850 	if (rc)
1851 		return rc;
1852 
1853 	/* Retrieve from the default VNIC */
1854 	if (!vnic)
1855 		return -EINVAL;
1856 	if (!vnic->rss_table)
1857 		return -EINVAL;
1858 
1859 	if (reta_size != tbl_size) {
1860 		PMD_DRV_LOG(ERR, "The configured hash table lookup size "
1861 			"(%d) must equal the size supported by the hardware "
1862 			"(%d)\n", reta_size, tbl_size);
1863 		return -EINVAL;
1864 	}
1865 
1866 	for (idx = 0, i = 0; i < reta_size; i++) {
1867 		idx = i / RTE_RETA_GROUP_SIZE;
1868 		sft = i % RTE_RETA_GROUP_SIZE;
1869 
1870 		if (reta_conf[idx].mask & (1ULL << sft)) {
1871 			uint16_t qid;
1872 
1873 			if (BNXT_CHIP_THOR(bp))
1874 				qid = bnxt_rss_to_qid(bp,
1875 						      vnic->rss_table[i * 2]);
1876 			else
1877 				qid = bnxt_rss_to_qid(bp, vnic->rss_table[i]);
1878 
1879 			if (qid == INVALID_HW_RING_ID) {
1880 				PMD_DRV_LOG(ERR, "Inv. entry in rss table.\n");
1881 				return -EINVAL;
1882 			}
1883 			reta_conf[idx].reta[sft] = qid;
1884 		}
1885 	}
1886 
1887 	return 0;
1888 }
1889 
bnxt_rss_hash_update_op(struct rte_eth_dev * eth_dev,struct rte_eth_rss_conf * rss_conf)1890 static int bnxt_rss_hash_update_op(struct rte_eth_dev *eth_dev,
1891 				   struct rte_eth_rss_conf *rss_conf)
1892 {
1893 	struct bnxt *bp = eth_dev->data->dev_private;
1894 	struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
1895 	struct bnxt_vnic_info *vnic;
1896 	int rc;
1897 
1898 	rc = is_bnxt_in_error(bp);
1899 	if (rc)
1900 		return rc;
1901 
1902 	/*
1903 	 * If RSS enablement were different than dev_configure,
1904 	 * then return -EINVAL
1905 	 */
1906 	if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) {
1907 		if (!rss_conf->rss_hf)
1908 			PMD_DRV_LOG(ERR, "Hash type NONE\n");
1909 	} else {
1910 		if (rss_conf->rss_hf & BNXT_ETH_RSS_SUPPORT)
1911 			return -EINVAL;
1912 	}
1913 
1914 	bp->flags |= BNXT_FLAG_UPDATE_HASH;
1915 	memcpy(&eth_dev->data->dev_conf.rx_adv_conf.rss_conf,
1916 	       rss_conf,
1917 	       sizeof(*rss_conf));
1918 
1919 	/* Update the default RSS VNIC(s) */
1920 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
1921 	vnic->hash_type = bnxt_rte_to_hwrm_hash_types(rss_conf->rss_hf);
1922 	vnic->hash_mode =
1923 		bnxt_rte_to_hwrm_hash_level(bp, rss_conf->rss_hf,
1924 					    ETH_RSS_LEVEL(rss_conf->rss_hf));
1925 
1926 	/*
1927 	 * If hashkey is not specified, use the previously configured
1928 	 * hashkey
1929 	 */
1930 	if (!rss_conf->rss_key)
1931 		goto rss_config;
1932 
1933 	if (rss_conf->rss_key_len != HW_HASH_KEY_SIZE) {
1934 		PMD_DRV_LOG(ERR,
1935 			    "Invalid hashkey length, should be 16 bytes\n");
1936 		return -EINVAL;
1937 	}
1938 	memcpy(vnic->rss_hash_key, rss_conf->rss_key, rss_conf->rss_key_len);
1939 
1940 rss_config:
1941 	bnxt_hwrm_vnic_rss_cfg(bp, vnic);
1942 	return 0;
1943 }
1944 
bnxt_rss_hash_conf_get_op(struct rte_eth_dev * eth_dev,struct rte_eth_rss_conf * rss_conf)1945 static int bnxt_rss_hash_conf_get_op(struct rte_eth_dev *eth_dev,
1946 				     struct rte_eth_rss_conf *rss_conf)
1947 {
1948 	struct bnxt *bp = eth_dev->data->dev_private;
1949 	struct bnxt_vnic_info *vnic = BNXT_GET_DEFAULT_VNIC(bp);
1950 	int len, rc;
1951 	uint32_t hash_types;
1952 
1953 	rc = is_bnxt_in_error(bp);
1954 	if (rc)
1955 		return rc;
1956 
1957 	/* RSS configuration is the same for all VNICs */
1958 	if (vnic && vnic->rss_hash_key) {
1959 		if (rss_conf->rss_key) {
1960 			len = rss_conf->rss_key_len <= HW_HASH_KEY_SIZE ?
1961 			      rss_conf->rss_key_len : HW_HASH_KEY_SIZE;
1962 			memcpy(rss_conf->rss_key, vnic->rss_hash_key, len);
1963 		}
1964 
1965 		hash_types = vnic->hash_type;
1966 		rss_conf->rss_hf = 0;
1967 		if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV4) {
1968 			rss_conf->rss_hf |= ETH_RSS_IPV4;
1969 			hash_types &= ~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV4;
1970 		}
1971 		if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV4) {
1972 			rss_conf->rss_hf |= ETH_RSS_NONFRAG_IPV4_TCP;
1973 			hash_types &=
1974 				~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV4;
1975 		}
1976 		if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV4) {
1977 			rss_conf->rss_hf |= ETH_RSS_NONFRAG_IPV4_UDP;
1978 			hash_types &=
1979 				~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV4;
1980 		}
1981 		if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV6) {
1982 			rss_conf->rss_hf |= ETH_RSS_IPV6;
1983 			hash_types &= ~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV6;
1984 		}
1985 		if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV6) {
1986 			rss_conf->rss_hf |= ETH_RSS_NONFRAG_IPV6_TCP;
1987 			hash_types &=
1988 				~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV6;
1989 		}
1990 		if (hash_types & HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV6) {
1991 			rss_conf->rss_hf |= ETH_RSS_NONFRAG_IPV6_UDP;
1992 			hash_types &=
1993 				~HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV6;
1994 		}
1995 
1996 		rss_conf->rss_hf |=
1997 			bnxt_hwrm_to_rte_rss_level(bp, vnic->hash_mode);
1998 
1999 		if (hash_types) {
2000 			PMD_DRV_LOG(ERR,
2001 				"Unknown RSS config from firmware (%08x), RSS disabled",
2002 				vnic->hash_type);
2003 			return -ENOTSUP;
2004 		}
2005 	} else {
2006 		rss_conf->rss_hf = 0;
2007 	}
2008 	return 0;
2009 }
2010 
bnxt_flow_ctrl_get_op(struct rte_eth_dev * dev,struct rte_eth_fc_conf * fc_conf)2011 static int bnxt_flow_ctrl_get_op(struct rte_eth_dev *dev,
2012 			       struct rte_eth_fc_conf *fc_conf)
2013 {
2014 	struct bnxt *bp = dev->data->dev_private;
2015 	struct rte_eth_link link_info;
2016 	int rc;
2017 
2018 	rc = is_bnxt_in_error(bp);
2019 	if (rc)
2020 		return rc;
2021 
2022 	rc = bnxt_get_hwrm_link_config(bp, &link_info);
2023 	if (rc)
2024 		return rc;
2025 
2026 	memset(fc_conf, 0, sizeof(*fc_conf));
2027 	if (bp->link_info->auto_pause)
2028 		fc_conf->autoneg = 1;
2029 	switch (bp->link_info->pause) {
2030 	case 0:
2031 		fc_conf->mode = RTE_FC_NONE;
2032 		break;
2033 	case HWRM_PORT_PHY_QCFG_OUTPUT_PAUSE_TX:
2034 		fc_conf->mode = RTE_FC_TX_PAUSE;
2035 		break;
2036 	case HWRM_PORT_PHY_QCFG_OUTPUT_PAUSE_RX:
2037 		fc_conf->mode = RTE_FC_RX_PAUSE;
2038 		break;
2039 	case (HWRM_PORT_PHY_QCFG_OUTPUT_PAUSE_TX |
2040 			HWRM_PORT_PHY_QCFG_OUTPUT_PAUSE_RX):
2041 		fc_conf->mode = RTE_FC_FULL;
2042 		break;
2043 	}
2044 	return 0;
2045 }
2046 
bnxt_flow_ctrl_set_op(struct rte_eth_dev * dev,struct rte_eth_fc_conf * fc_conf)2047 static int bnxt_flow_ctrl_set_op(struct rte_eth_dev *dev,
2048 			       struct rte_eth_fc_conf *fc_conf)
2049 {
2050 	struct bnxt *bp = dev->data->dev_private;
2051 	int rc;
2052 
2053 	rc = is_bnxt_in_error(bp);
2054 	if (rc)
2055 		return rc;
2056 
2057 	if (!BNXT_SINGLE_PF(bp) || BNXT_VF(bp)) {
2058 		PMD_DRV_LOG(ERR, "Flow Control Settings cannot be modified\n");
2059 		return -ENOTSUP;
2060 	}
2061 
2062 	switch (fc_conf->mode) {
2063 	case RTE_FC_NONE:
2064 		bp->link_info->auto_pause = 0;
2065 		bp->link_info->force_pause = 0;
2066 		break;
2067 	case RTE_FC_RX_PAUSE:
2068 		if (fc_conf->autoneg) {
2069 			bp->link_info->auto_pause =
2070 					HWRM_PORT_PHY_CFG_INPUT_AUTO_PAUSE_RX;
2071 			bp->link_info->force_pause = 0;
2072 		} else {
2073 			bp->link_info->auto_pause = 0;
2074 			bp->link_info->force_pause =
2075 					HWRM_PORT_PHY_CFG_INPUT_FORCE_PAUSE_RX;
2076 		}
2077 		break;
2078 	case RTE_FC_TX_PAUSE:
2079 		if (fc_conf->autoneg) {
2080 			bp->link_info->auto_pause =
2081 					HWRM_PORT_PHY_CFG_INPUT_AUTO_PAUSE_TX;
2082 			bp->link_info->force_pause = 0;
2083 		} else {
2084 			bp->link_info->auto_pause = 0;
2085 			bp->link_info->force_pause =
2086 					HWRM_PORT_PHY_CFG_INPUT_FORCE_PAUSE_TX;
2087 		}
2088 		break;
2089 	case RTE_FC_FULL:
2090 		if (fc_conf->autoneg) {
2091 			bp->link_info->auto_pause =
2092 					HWRM_PORT_PHY_CFG_INPUT_AUTO_PAUSE_TX |
2093 					HWRM_PORT_PHY_CFG_INPUT_AUTO_PAUSE_RX;
2094 			bp->link_info->force_pause = 0;
2095 		} else {
2096 			bp->link_info->auto_pause = 0;
2097 			bp->link_info->force_pause =
2098 					HWRM_PORT_PHY_CFG_INPUT_FORCE_PAUSE_TX |
2099 					HWRM_PORT_PHY_CFG_INPUT_FORCE_PAUSE_RX;
2100 		}
2101 		break;
2102 	}
2103 	return bnxt_set_hwrm_link_config(bp, true);
2104 }
2105 
2106 /* Add UDP tunneling port */
2107 static int
bnxt_udp_tunnel_port_add_op(struct rte_eth_dev * eth_dev,struct rte_eth_udp_tunnel * udp_tunnel)2108 bnxt_udp_tunnel_port_add_op(struct rte_eth_dev *eth_dev,
2109 			 struct rte_eth_udp_tunnel *udp_tunnel)
2110 {
2111 	struct bnxt *bp = eth_dev->data->dev_private;
2112 	uint16_t tunnel_type = 0;
2113 	int rc = 0;
2114 
2115 	rc = is_bnxt_in_error(bp);
2116 	if (rc)
2117 		return rc;
2118 
2119 	switch (udp_tunnel->prot_type) {
2120 	case RTE_TUNNEL_TYPE_VXLAN:
2121 		if (bp->vxlan_port_cnt) {
2122 			PMD_DRV_LOG(ERR, "Tunnel Port %d already programmed\n",
2123 				udp_tunnel->udp_port);
2124 			if (bp->vxlan_port != udp_tunnel->udp_port) {
2125 				PMD_DRV_LOG(ERR, "Only one port allowed\n");
2126 				return -ENOSPC;
2127 			}
2128 			bp->vxlan_port_cnt++;
2129 			return 0;
2130 		}
2131 		tunnel_type =
2132 			HWRM_TUNNEL_DST_PORT_ALLOC_INPUT_TUNNEL_TYPE_VXLAN;
2133 		bp->vxlan_port_cnt++;
2134 		break;
2135 	case RTE_TUNNEL_TYPE_GENEVE:
2136 		if (bp->geneve_port_cnt) {
2137 			PMD_DRV_LOG(ERR, "Tunnel Port %d already programmed\n",
2138 				udp_tunnel->udp_port);
2139 			if (bp->geneve_port != udp_tunnel->udp_port) {
2140 				PMD_DRV_LOG(ERR, "Only one port allowed\n");
2141 				return -ENOSPC;
2142 			}
2143 			bp->geneve_port_cnt++;
2144 			return 0;
2145 		}
2146 		tunnel_type =
2147 			HWRM_TUNNEL_DST_PORT_ALLOC_INPUT_TUNNEL_TYPE_GENEVE;
2148 		bp->geneve_port_cnt++;
2149 		break;
2150 	default:
2151 		PMD_DRV_LOG(ERR, "Tunnel type is not supported\n");
2152 		return -ENOTSUP;
2153 	}
2154 	rc = bnxt_hwrm_tunnel_dst_port_alloc(bp, udp_tunnel->udp_port,
2155 					     tunnel_type);
2156 	return rc;
2157 }
2158 
2159 static int
bnxt_udp_tunnel_port_del_op(struct rte_eth_dev * eth_dev,struct rte_eth_udp_tunnel * udp_tunnel)2160 bnxt_udp_tunnel_port_del_op(struct rte_eth_dev *eth_dev,
2161 			 struct rte_eth_udp_tunnel *udp_tunnel)
2162 {
2163 	struct bnxt *bp = eth_dev->data->dev_private;
2164 	uint16_t tunnel_type = 0;
2165 	uint16_t port = 0;
2166 	int rc = 0;
2167 
2168 	rc = is_bnxt_in_error(bp);
2169 	if (rc)
2170 		return rc;
2171 
2172 	switch (udp_tunnel->prot_type) {
2173 	case RTE_TUNNEL_TYPE_VXLAN:
2174 		if (!bp->vxlan_port_cnt) {
2175 			PMD_DRV_LOG(ERR, "No Tunnel port configured yet\n");
2176 			return -EINVAL;
2177 		}
2178 		if (bp->vxlan_port != udp_tunnel->udp_port) {
2179 			PMD_DRV_LOG(ERR, "Req Port: %d. Configured port: %d\n",
2180 				udp_tunnel->udp_port, bp->vxlan_port);
2181 			return -EINVAL;
2182 		}
2183 		if (--bp->vxlan_port_cnt)
2184 			return 0;
2185 
2186 		tunnel_type =
2187 			HWRM_TUNNEL_DST_PORT_FREE_INPUT_TUNNEL_TYPE_VXLAN;
2188 		port = bp->vxlan_fw_dst_port_id;
2189 		break;
2190 	case RTE_TUNNEL_TYPE_GENEVE:
2191 		if (!bp->geneve_port_cnt) {
2192 			PMD_DRV_LOG(ERR, "No Tunnel port configured yet\n");
2193 			return -EINVAL;
2194 		}
2195 		if (bp->geneve_port != udp_tunnel->udp_port) {
2196 			PMD_DRV_LOG(ERR, "Req Port: %d. Configured port: %d\n",
2197 				udp_tunnel->udp_port, bp->geneve_port);
2198 			return -EINVAL;
2199 		}
2200 		if (--bp->geneve_port_cnt)
2201 			return 0;
2202 
2203 		tunnel_type =
2204 			HWRM_TUNNEL_DST_PORT_FREE_INPUT_TUNNEL_TYPE_GENEVE;
2205 		port = bp->geneve_fw_dst_port_id;
2206 		break;
2207 	default:
2208 		PMD_DRV_LOG(ERR, "Tunnel type is not supported\n");
2209 		return -ENOTSUP;
2210 	}
2211 
2212 	rc = bnxt_hwrm_tunnel_dst_port_free(bp, port, tunnel_type);
2213 	return rc;
2214 }
2215 
bnxt_del_vlan_filter(struct bnxt * bp,uint16_t vlan_id)2216 static int bnxt_del_vlan_filter(struct bnxt *bp, uint16_t vlan_id)
2217 {
2218 	struct bnxt_filter_info *filter;
2219 	struct bnxt_vnic_info *vnic;
2220 	int rc = 0;
2221 	uint32_t chk = HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_IVLAN;
2222 
2223 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
2224 	filter = STAILQ_FIRST(&vnic->filter);
2225 	while (filter) {
2226 		/* Search for this matching MAC+VLAN filter */
2227 		if (bnxt_vlan_filter_exists(bp, filter, chk, vlan_id)) {
2228 			/* Delete the filter */
2229 			rc = bnxt_hwrm_clear_l2_filter(bp, filter);
2230 			if (rc)
2231 				return rc;
2232 			STAILQ_REMOVE(&vnic->filter, filter,
2233 				      bnxt_filter_info, next);
2234 			bnxt_free_filter(bp, filter);
2235 			PMD_DRV_LOG(INFO,
2236 				    "Deleted vlan filter for %d\n",
2237 				    vlan_id);
2238 			return 0;
2239 		}
2240 		filter = STAILQ_NEXT(filter, next);
2241 	}
2242 	return -ENOENT;
2243 }
2244 
bnxt_add_vlan_filter(struct bnxt * bp,uint16_t vlan_id)2245 static int bnxt_add_vlan_filter(struct bnxt *bp, uint16_t vlan_id)
2246 {
2247 	struct bnxt_filter_info *filter;
2248 	struct bnxt_vnic_info *vnic;
2249 	int rc = 0;
2250 	uint32_t en = HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_IVLAN |
2251 		HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_IVLAN_MASK;
2252 	uint32_t chk = HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_IVLAN;
2253 
2254 	/* Implementation notes on the use of VNIC in this command:
2255 	 *
2256 	 * By default, these filters belong to default vnic for the function.
2257 	 * Once these filters are set up, only destination VNIC can be modified.
2258 	 * If the destination VNIC is not specified in this command,
2259 	 * then the HWRM shall only create an l2 context id.
2260 	 */
2261 
2262 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
2263 	filter = STAILQ_FIRST(&vnic->filter);
2264 	/* Check if the VLAN has already been added */
2265 	while (filter) {
2266 		if (bnxt_vlan_filter_exists(bp, filter, chk, vlan_id))
2267 			return -EEXIST;
2268 
2269 		filter = STAILQ_NEXT(filter, next);
2270 	}
2271 
2272 	/* No match found. Alloc a fresh filter and issue the L2_FILTER_ALLOC
2273 	 * command to create MAC+VLAN filter with the right flags, enables set.
2274 	 */
2275 	filter = bnxt_alloc_filter(bp);
2276 	if (!filter) {
2277 		PMD_DRV_LOG(ERR,
2278 			    "MAC/VLAN filter alloc failed\n");
2279 		return -ENOMEM;
2280 	}
2281 	/* MAC + VLAN ID filter */
2282 	/* If l2_ivlan == 0 and l2_ivlan_mask != 0, only
2283 	 * untagged packets are received
2284 	 *
2285 	 * If l2_ivlan != 0 and l2_ivlan_mask != 0, untagged
2286 	 * packets and only the programmed vlan's packets are received
2287 	 */
2288 	filter->l2_ivlan = vlan_id;
2289 	filter->l2_ivlan_mask = 0x0FFF;
2290 	filter->enables |= en;
2291 	filter->flags |= HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_OUTERMOST;
2292 
2293 	rc = bnxt_hwrm_set_l2_filter(bp, vnic->fw_vnic_id, filter);
2294 	if (rc) {
2295 		/* Free the newly allocated filter as we were
2296 		 * not able to create the filter in hardware.
2297 		 */
2298 		bnxt_free_filter(bp, filter);
2299 		return rc;
2300 	}
2301 
2302 	filter->mac_index = 0;
2303 	/* Add this new filter to the list */
2304 	if (vlan_id == 0)
2305 		STAILQ_INSERT_HEAD(&vnic->filter, filter, next);
2306 	else
2307 		STAILQ_INSERT_TAIL(&vnic->filter, filter, next);
2308 
2309 	PMD_DRV_LOG(INFO,
2310 		    "Added Vlan filter for %d\n", vlan_id);
2311 	return rc;
2312 }
2313 
bnxt_vlan_filter_set_op(struct rte_eth_dev * eth_dev,uint16_t vlan_id,int on)2314 static int bnxt_vlan_filter_set_op(struct rte_eth_dev *eth_dev,
2315 		uint16_t vlan_id, int on)
2316 {
2317 	struct bnxt *bp = eth_dev->data->dev_private;
2318 	int rc;
2319 
2320 	rc = is_bnxt_in_error(bp);
2321 	if (rc)
2322 		return rc;
2323 
2324 	if (!eth_dev->data->dev_started) {
2325 		PMD_DRV_LOG(ERR, "port must be started before setting vlan\n");
2326 		return -EINVAL;
2327 	}
2328 
2329 	/* These operations apply to ALL existing MAC/VLAN filters */
2330 	if (on)
2331 		return bnxt_add_vlan_filter(bp, vlan_id);
2332 	else
2333 		return bnxt_del_vlan_filter(bp, vlan_id);
2334 }
2335 
bnxt_del_dflt_mac_filter(struct bnxt * bp,struct bnxt_vnic_info * vnic)2336 static int bnxt_del_dflt_mac_filter(struct bnxt *bp,
2337 				    struct bnxt_vnic_info *vnic)
2338 {
2339 	struct bnxt_filter_info *filter;
2340 	int rc;
2341 
2342 	filter = STAILQ_FIRST(&vnic->filter);
2343 	while (filter) {
2344 		if (filter->mac_index == 0 &&
2345 		    !memcmp(filter->l2_addr, bp->mac_addr,
2346 			    RTE_ETHER_ADDR_LEN)) {
2347 			rc = bnxt_hwrm_clear_l2_filter(bp, filter);
2348 			if (!rc) {
2349 				STAILQ_REMOVE(&vnic->filter, filter,
2350 					      bnxt_filter_info, next);
2351 				bnxt_free_filter(bp, filter);
2352 			}
2353 			return rc;
2354 		}
2355 		filter = STAILQ_NEXT(filter, next);
2356 	}
2357 	return 0;
2358 }
2359 
2360 static int
bnxt_config_vlan_hw_filter(struct bnxt * bp,uint64_t rx_offloads)2361 bnxt_config_vlan_hw_filter(struct bnxt *bp, uint64_t rx_offloads)
2362 {
2363 	struct bnxt_vnic_info *vnic;
2364 	unsigned int i;
2365 	int rc;
2366 
2367 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
2368 	if (!(rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)) {
2369 		/* Remove any VLAN filters programmed */
2370 		for (i = 0; i < RTE_ETHER_MAX_VLAN_ID; i++)
2371 			bnxt_del_vlan_filter(bp, i);
2372 
2373 		rc = bnxt_add_mac_filter(bp, vnic, NULL, 0, 0);
2374 		if (rc)
2375 			return rc;
2376 	} else {
2377 		/* Default filter will allow packets that match the
2378 		 * dest mac. So, it has to be deleted, otherwise, we
2379 		 * will endup receiving vlan packets for which the
2380 		 * filter is not programmed, when hw-vlan-filter
2381 		 * configuration is ON
2382 		 */
2383 		bnxt_del_dflt_mac_filter(bp, vnic);
2384 		/* This filter will allow only untagged packets */
2385 		bnxt_add_vlan_filter(bp, 0);
2386 	}
2387 	PMD_DRV_LOG(DEBUG, "VLAN Filtering: %d\n",
2388 		    !!(rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER));
2389 
2390 	return 0;
2391 }
2392 
bnxt_free_one_vnic(struct bnxt * bp,uint16_t vnic_id)2393 static int bnxt_free_one_vnic(struct bnxt *bp, uint16_t vnic_id)
2394 {
2395 	struct bnxt_vnic_info *vnic = &bp->vnic_info[vnic_id];
2396 	unsigned int i;
2397 	int rc;
2398 
2399 	/* Destroy vnic filters and vnic */
2400 	if (bp->eth_dev->data->dev_conf.rxmode.offloads &
2401 	    DEV_RX_OFFLOAD_VLAN_FILTER) {
2402 		for (i = 0; i < RTE_ETHER_MAX_VLAN_ID; i++)
2403 			bnxt_del_vlan_filter(bp, i);
2404 	}
2405 	bnxt_del_dflt_mac_filter(bp, vnic);
2406 
2407 	rc = bnxt_hwrm_vnic_free(bp, vnic);
2408 	if (rc)
2409 		return rc;
2410 
2411 	rte_free(vnic->fw_grp_ids);
2412 	vnic->fw_grp_ids = NULL;
2413 
2414 	vnic->rx_queue_cnt = 0;
2415 
2416 	return 0;
2417 }
2418 
2419 static int
bnxt_config_vlan_hw_stripping(struct bnxt * bp,uint64_t rx_offloads)2420 bnxt_config_vlan_hw_stripping(struct bnxt *bp, uint64_t rx_offloads)
2421 {
2422 	struct bnxt_vnic_info *vnic = BNXT_GET_DEFAULT_VNIC(bp);
2423 	int rc;
2424 
2425 	/* Destroy, recreate and reconfigure the default vnic */
2426 	rc = bnxt_free_one_vnic(bp, 0);
2427 	if (rc)
2428 		return rc;
2429 
2430 	/* default vnic 0 */
2431 	rc = bnxt_setup_one_vnic(bp, 0);
2432 	if (rc)
2433 		return rc;
2434 
2435 	if (bp->eth_dev->data->dev_conf.rxmode.offloads &
2436 	    DEV_RX_OFFLOAD_VLAN_FILTER) {
2437 		rc = bnxt_add_vlan_filter(bp, 0);
2438 		if (rc)
2439 			return rc;
2440 		rc = bnxt_restore_vlan_filters(bp);
2441 		if (rc)
2442 			return rc;
2443 	} else {
2444 		rc = bnxt_add_mac_filter(bp, vnic, NULL, 0, 0);
2445 		if (rc)
2446 			return rc;
2447 	}
2448 
2449 	rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic, 0, NULL);
2450 	if (rc)
2451 		return rc;
2452 
2453 	PMD_DRV_LOG(DEBUG, "VLAN Strip Offload: %d\n",
2454 		    !!(rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP));
2455 
2456 	return rc;
2457 }
2458 
2459 static int
bnxt_vlan_offload_set_op(struct rte_eth_dev * dev,int mask)2460 bnxt_vlan_offload_set_op(struct rte_eth_dev *dev, int mask)
2461 {
2462 	uint64_t rx_offloads = dev->data->dev_conf.rxmode.offloads;
2463 	struct bnxt *bp = dev->data->dev_private;
2464 	int rc;
2465 
2466 	rc = is_bnxt_in_error(bp);
2467 	if (rc)
2468 		return rc;
2469 
2470 	/* Filter settings will get applied when port is started */
2471 	if (!dev->data->dev_started)
2472 		return 0;
2473 
2474 	if (mask & ETH_VLAN_FILTER_MASK) {
2475 		/* Enable or disable VLAN filtering */
2476 		rc = bnxt_config_vlan_hw_filter(bp, rx_offloads);
2477 		if (rc)
2478 			return rc;
2479 	}
2480 
2481 	if (mask & ETH_VLAN_STRIP_MASK) {
2482 		/* Enable or disable VLAN stripping */
2483 		rc = bnxt_config_vlan_hw_stripping(bp, rx_offloads);
2484 		if (rc)
2485 			return rc;
2486 	}
2487 
2488 	if (mask & ETH_VLAN_EXTEND_MASK) {
2489 		if (rx_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
2490 			PMD_DRV_LOG(DEBUG, "Extend VLAN supported\n");
2491 		else
2492 			PMD_DRV_LOG(INFO, "Extend VLAN unsupported\n");
2493 	}
2494 
2495 	return 0;
2496 }
2497 
2498 static int
bnxt_vlan_tpid_set_op(struct rte_eth_dev * dev,enum rte_vlan_type vlan_type,uint16_t tpid)2499 bnxt_vlan_tpid_set_op(struct rte_eth_dev *dev, enum rte_vlan_type vlan_type,
2500 		      uint16_t tpid)
2501 {
2502 	struct bnxt *bp = dev->data->dev_private;
2503 	int qinq = dev->data->dev_conf.rxmode.offloads &
2504 		   DEV_RX_OFFLOAD_VLAN_EXTEND;
2505 
2506 	if (vlan_type != ETH_VLAN_TYPE_INNER &&
2507 	    vlan_type != ETH_VLAN_TYPE_OUTER) {
2508 		PMD_DRV_LOG(ERR,
2509 			    "Unsupported vlan type.");
2510 		return -EINVAL;
2511 	}
2512 	if (!qinq) {
2513 		PMD_DRV_LOG(ERR,
2514 			    "QinQ not enabled. Needs to be ON as we can "
2515 			    "accelerate only outer vlan\n");
2516 		return -EINVAL;
2517 	}
2518 
2519 	if (vlan_type == ETH_VLAN_TYPE_OUTER) {
2520 		switch (tpid) {
2521 		case RTE_ETHER_TYPE_QINQ:
2522 			bp->outer_tpid_bd =
2523 				TX_BD_LONG_CFA_META_VLAN_TPID_TPID88A8;
2524 				break;
2525 		case RTE_ETHER_TYPE_VLAN:
2526 			bp->outer_tpid_bd =
2527 				TX_BD_LONG_CFA_META_VLAN_TPID_TPID8100;
2528 				break;
2529 		case RTE_ETHER_TYPE_QINQ1:
2530 			bp->outer_tpid_bd =
2531 				TX_BD_LONG_CFA_META_VLAN_TPID_TPID9100;
2532 				break;
2533 		case RTE_ETHER_TYPE_QINQ2:
2534 			bp->outer_tpid_bd =
2535 				TX_BD_LONG_CFA_META_VLAN_TPID_TPID9200;
2536 				break;
2537 		case RTE_ETHER_TYPE_QINQ3:
2538 			bp->outer_tpid_bd =
2539 				 TX_BD_LONG_CFA_META_VLAN_TPID_TPID9300;
2540 				break;
2541 		default:
2542 			PMD_DRV_LOG(ERR, "Invalid TPID: %x\n", tpid);
2543 			return -EINVAL;
2544 		}
2545 		bp->outer_tpid_bd |= tpid;
2546 		PMD_DRV_LOG(INFO, "outer_tpid_bd = %x\n", bp->outer_tpid_bd);
2547 	} else if (vlan_type == ETH_VLAN_TYPE_INNER) {
2548 		PMD_DRV_LOG(ERR,
2549 			    "Can accelerate only outer vlan in QinQ\n");
2550 		return -EINVAL;
2551 	}
2552 
2553 	return 0;
2554 }
2555 
2556 static int
bnxt_set_default_mac_addr_op(struct rte_eth_dev * dev,struct rte_ether_addr * addr)2557 bnxt_set_default_mac_addr_op(struct rte_eth_dev *dev,
2558 			     struct rte_ether_addr *addr)
2559 {
2560 	struct bnxt *bp = dev->data->dev_private;
2561 	/* Default Filter is tied to VNIC 0 */
2562 	struct bnxt_vnic_info *vnic = BNXT_GET_DEFAULT_VNIC(bp);
2563 	int rc;
2564 
2565 	rc = is_bnxt_in_error(bp);
2566 	if (rc)
2567 		return rc;
2568 
2569 	if (BNXT_VF(bp) && !BNXT_VF_IS_TRUSTED(bp))
2570 		return -EPERM;
2571 
2572 	if (rte_is_zero_ether_addr(addr))
2573 		return -EINVAL;
2574 
2575 	/* Filter settings will get applied when port is started */
2576 	if (!dev->data->dev_started)
2577 		return 0;
2578 
2579 	/* Check if the requested MAC is already added */
2580 	if (memcmp(addr, bp->mac_addr, RTE_ETHER_ADDR_LEN) == 0)
2581 		return 0;
2582 
2583 	/* Destroy filter and re-create it */
2584 	bnxt_del_dflt_mac_filter(bp, vnic);
2585 
2586 	memcpy(bp->mac_addr, addr, RTE_ETHER_ADDR_LEN);
2587 	if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_VLAN_FILTER) {
2588 		/* This filter will allow only untagged packets */
2589 		rc = bnxt_add_vlan_filter(bp, 0);
2590 	} else {
2591 		rc = bnxt_add_mac_filter(bp, vnic, addr, 0, 0);
2592 	}
2593 
2594 	PMD_DRV_LOG(DEBUG, "Set MAC addr\n");
2595 	return rc;
2596 }
2597 
2598 static int
bnxt_dev_set_mc_addr_list_op(struct rte_eth_dev * eth_dev,struct rte_ether_addr * mc_addr_set,uint32_t nb_mc_addr)2599 bnxt_dev_set_mc_addr_list_op(struct rte_eth_dev *eth_dev,
2600 			  struct rte_ether_addr *mc_addr_set,
2601 			  uint32_t nb_mc_addr)
2602 {
2603 	struct bnxt *bp = eth_dev->data->dev_private;
2604 	char *mc_addr_list = (char *)mc_addr_set;
2605 	struct bnxt_vnic_info *vnic;
2606 	uint32_t off = 0, i = 0;
2607 	int rc;
2608 
2609 	rc = is_bnxt_in_error(bp);
2610 	if (rc)
2611 		return rc;
2612 
2613 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
2614 
2615 	if (nb_mc_addr > BNXT_MAX_MC_ADDRS) {
2616 		vnic->flags |= BNXT_VNIC_INFO_ALLMULTI;
2617 		goto allmulti;
2618 	}
2619 
2620 	/* TODO Check for Duplicate mcast addresses */
2621 	vnic->flags &= ~BNXT_VNIC_INFO_ALLMULTI;
2622 	for (i = 0; i < nb_mc_addr; i++) {
2623 		memcpy(vnic->mc_list + off, &mc_addr_list[i],
2624 			RTE_ETHER_ADDR_LEN);
2625 		off += RTE_ETHER_ADDR_LEN;
2626 	}
2627 
2628 	vnic->mc_addr_cnt = i;
2629 	if (vnic->mc_addr_cnt)
2630 		vnic->flags |= BNXT_VNIC_INFO_MCAST;
2631 	else
2632 		vnic->flags &= ~BNXT_VNIC_INFO_MCAST;
2633 
2634 allmulti:
2635 	return bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic, 0, NULL);
2636 }
2637 
2638 static int
bnxt_fw_version_get(struct rte_eth_dev * dev,char * fw_version,size_t fw_size)2639 bnxt_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
2640 {
2641 	struct bnxt *bp = dev->data->dev_private;
2642 	uint8_t fw_major = (bp->fw_ver >> 24) & 0xff;
2643 	uint8_t fw_minor = (bp->fw_ver >> 16) & 0xff;
2644 	uint8_t fw_updt = (bp->fw_ver >> 8) & 0xff;
2645 	uint8_t fw_rsvd = bp->fw_ver & 0xff;
2646 	int ret;
2647 
2648 	ret = snprintf(fw_version, fw_size, "%d.%d.%d.%d",
2649 			fw_major, fw_minor, fw_updt, fw_rsvd);
2650 
2651 	ret += 1; /* add the size of '\0' */
2652 	if (fw_size < (uint32_t)ret)
2653 		return ret;
2654 	else
2655 		return 0;
2656 }
2657 
2658 static void
bnxt_rxq_info_get_op(struct rte_eth_dev * dev,uint16_t queue_id,struct rte_eth_rxq_info * qinfo)2659 bnxt_rxq_info_get_op(struct rte_eth_dev *dev, uint16_t queue_id,
2660 	struct rte_eth_rxq_info *qinfo)
2661 {
2662 	struct bnxt *bp = dev->data->dev_private;
2663 	struct bnxt_rx_queue *rxq;
2664 
2665 	if (is_bnxt_in_error(bp))
2666 		return;
2667 
2668 	rxq = dev->data->rx_queues[queue_id];
2669 
2670 	qinfo->mp = rxq->mb_pool;
2671 	qinfo->scattered_rx = dev->data->scattered_rx;
2672 	qinfo->nb_desc = rxq->nb_rx_desc;
2673 
2674 	qinfo->conf.rx_free_thresh = rxq->rx_free_thresh;
2675 	qinfo->conf.rx_drop_en = rxq->drop_en;
2676 	qinfo->conf.rx_deferred_start = rxq->rx_deferred_start;
2677 	qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads;
2678 }
2679 
2680 static void
bnxt_txq_info_get_op(struct rte_eth_dev * dev,uint16_t queue_id,struct rte_eth_txq_info * qinfo)2681 bnxt_txq_info_get_op(struct rte_eth_dev *dev, uint16_t queue_id,
2682 	struct rte_eth_txq_info *qinfo)
2683 {
2684 	struct bnxt *bp = dev->data->dev_private;
2685 	struct bnxt_tx_queue *txq;
2686 
2687 	if (is_bnxt_in_error(bp))
2688 		return;
2689 
2690 	txq = dev->data->tx_queues[queue_id];
2691 
2692 	qinfo->nb_desc = txq->nb_tx_desc;
2693 
2694 	qinfo->conf.tx_thresh.pthresh = txq->pthresh;
2695 	qinfo->conf.tx_thresh.hthresh = txq->hthresh;
2696 	qinfo->conf.tx_thresh.wthresh = txq->wthresh;
2697 
2698 	qinfo->conf.tx_free_thresh = txq->tx_free_thresh;
2699 	qinfo->conf.tx_rs_thresh = 0;
2700 	qinfo->conf.tx_deferred_start = txq->tx_deferred_start;
2701 	qinfo->conf.offloads = txq->offloads;
2702 }
2703 
2704 static const struct {
2705 	eth_rx_burst_t pkt_burst;
2706 	const char *info;
2707 } bnxt_rx_burst_info[] = {
2708 	{bnxt_recv_pkts,	"Scalar"},
2709 #if defined(RTE_ARCH_X86)
2710 	{bnxt_recv_pkts_vec,	"Vector SSE"},
2711 #elif defined(RTE_ARCH_ARM64)
2712 	{bnxt_recv_pkts_vec,	"Vector Neon"},
2713 #endif
2714 };
2715 
2716 static int
bnxt_rx_burst_mode_get(struct rte_eth_dev * dev,__rte_unused uint16_t queue_id,struct rte_eth_burst_mode * mode)2717 bnxt_rx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id,
2718 		       struct rte_eth_burst_mode *mode)
2719 {
2720 	eth_rx_burst_t pkt_burst = dev->rx_pkt_burst;
2721 	size_t i;
2722 
2723 	for (i = 0; i < RTE_DIM(bnxt_rx_burst_info); i++) {
2724 		if (pkt_burst == bnxt_rx_burst_info[i].pkt_burst) {
2725 			snprintf(mode->info, sizeof(mode->info), "%s",
2726 				 bnxt_rx_burst_info[i].info);
2727 			return 0;
2728 		}
2729 	}
2730 
2731 	return -EINVAL;
2732 }
2733 
2734 static const struct {
2735 	eth_tx_burst_t pkt_burst;
2736 	const char *info;
2737 } bnxt_tx_burst_info[] = {
2738 	{bnxt_xmit_pkts,	"Scalar"},
2739 #if defined(RTE_ARCH_X86)
2740 	{bnxt_xmit_pkts_vec,	"Vector SSE"},
2741 #elif defined(RTE_ARCH_ARM64)
2742 	{bnxt_xmit_pkts_vec,	"Vector Neon"},
2743 #endif
2744 };
2745 
2746 static int
bnxt_tx_burst_mode_get(struct rte_eth_dev * dev,__rte_unused uint16_t queue_id,struct rte_eth_burst_mode * mode)2747 bnxt_tx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id,
2748 		       struct rte_eth_burst_mode *mode)
2749 {
2750 	eth_tx_burst_t pkt_burst = dev->tx_pkt_burst;
2751 	size_t i;
2752 
2753 	for (i = 0; i < RTE_DIM(bnxt_tx_burst_info); i++) {
2754 		if (pkt_burst == bnxt_tx_burst_info[i].pkt_burst) {
2755 			snprintf(mode->info, sizeof(mode->info), "%s",
2756 				 bnxt_tx_burst_info[i].info);
2757 			return 0;
2758 		}
2759 	}
2760 
2761 	return -EINVAL;
2762 }
2763 
bnxt_mtu_set_op(struct rte_eth_dev * eth_dev,uint16_t new_mtu)2764 int bnxt_mtu_set_op(struct rte_eth_dev *eth_dev, uint16_t new_mtu)
2765 {
2766 	struct bnxt *bp = eth_dev->data->dev_private;
2767 	uint32_t new_pkt_size;
2768 	uint32_t rc = 0;
2769 	uint32_t i;
2770 
2771 	rc = is_bnxt_in_error(bp);
2772 	if (rc)
2773 		return rc;
2774 
2775 	/* Exit if receive queues are not configured yet */
2776 	if (!eth_dev->data->nb_rx_queues)
2777 		return rc;
2778 
2779 	new_pkt_size = new_mtu + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN +
2780 		       VLAN_TAG_SIZE * BNXT_NUM_VLANS;
2781 
2782 	/*
2783 	 * Disallow any MTU change that would require scattered receive support
2784 	 * if it is not already enabled.
2785 	 */
2786 	if (eth_dev->data->dev_started &&
2787 	    !eth_dev->data->scattered_rx &&
2788 	    (new_pkt_size >
2789 	     eth_dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM)) {
2790 		PMD_DRV_LOG(ERR,
2791 			    "MTU change would require scattered rx support. ");
2792 		PMD_DRV_LOG(ERR, "Stop port before changing MTU.\n");
2793 		return -EINVAL;
2794 	}
2795 
2796 	if (new_mtu > RTE_ETHER_MTU) {
2797 		bp->flags |= BNXT_FLAG_JUMBO;
2798 		bp->eth_dev->data->dev_conf.rxmode.offloads |=
2799 			DEV_RX_OFFLOAD_JUMBO_FRAME;
2800 	} else {
2801 		bp->eth_dev->data->dev_conf.rxmode.offloads &=
2802 			~DEV_RX_OFFLOAD_JUMBO_FRAME;
2803 		bp->flags &= ~BNXT_FLAG_JUMBO;
2804 	}
2805 
2806 	/* Is there a change in mtu setting? */
2807 	if (eth_dev->data->dev_conf.rxmode.max_rx_pkt_len == new_pkt_size)
2808 		return rc;
2809 
2810 	for (i = 0; i < bp->nr_vnics; i++) {
2811 		struct bnxt_vnic_info *vnic = &bp->vnic_info[i];
2812 		uint16_t size = 0;
2813 
2814 		vnic->mru = BNXT_VNIC_MRU(new_mtu);
2815 		rc = bnxt_hwrm_vnic_cfg(bp, vnic);
2816 		if (rc)
2817 			break;
2818 
2819 		size = rte_pktmbuf_data_room_size(bp->rx_queues[0]->mb_pool);
2820 		size -= RTE_PKTMBUF_HEADROOM;
2821 
2822 		if (size < new_mtu) {
2823 			rc = bnxt_hwrm_vnic_plcmode_cfg(bp, vnic);
2824 			if (rc)
2825 				return rc;
2826 		}
2827 	}
2828 
2829 	if (!rc)
2830 		eth_dev->data->dev_conf.rxmode.max_rx_pkt_len = new_pkt_size;
2831 
2832 	PMD_DRV_LOG(INFO, "New MTU is %d\n", new_mtu);
2833 
2834 	return rc;
2835 }
2836 
2837 static int
bnxt_vlan_pvid_set_op(struct rte_eth_dev * dev,uint16_t pvid,int on)2838 bnxt_vlan_pvid_set_op(struct rte_eth_dev *dev, uint16_t pvid, int on)
2839 {
2840 	struct bnxt *bp = dev->data->dev_private;
2841 	uint16_t vlan = bp->vlan;
2842 	int rc;
2843 
2844 	rc = is_bnxt_in_error(bp);
2845 	if (rc)
2846 		return rc;
2847 
2848 	if (!BNXT_SINGLE_PF(bp) || BNXT_VF(bp)) {
2849 		PMD_DRV_LOG(ERR,
2850 			"PVID cannot be modified for this function\n");
2851 		return -ENOTSUP;
2852 	}
2853 	bp->vlan = on ? pvid : 0;
2854 
2855 	rc = bnxt_hwrm_set_default_vlan(bp, 0, 0);
2856 	if (rc)
2857 		bp->vlan = vlan;
2858 	return rc;
2859 }
2860 
2861 static int
bnxt_dev_led_on_op(struct rte_eth_dev * dev)2862 bnxt_dev_led_on_op(struct rte_eth_dev *dev)
2863 {
2864 	struct bnxt *bp = dev->data->dev_private;
2865 	int rc;
2866 
2867 	rc = is_bnxt_in_error(bp);
2868 	if (rc)
2869 		return rc;
2870 
2871 	return bnxt_hwrm_port_led_cfg(bp, true);
2872 }
2873 
2874 static int
bnxt_dev_led_off_op(struct rte_eth_dev * dev)2875 bnxt_dev_led_off_op(struct rte_eth_dev *dev)
2876 {
2877 	struct bnxt *bp = dev->data->dev_private;
2878 	int rc;
2879 
2880 	rc = is_bnxt_in_error(bp);
2881 	if (rc)
2882 		return rc;
2883 
2884 	return bnxt_hwrm_port_led_cfg(bp, false);
2885 }
2886 
2887 static uint32_t
bnxt_rx_queue_count_op(struct rte_eth_dev * dev,uint16_t rx_queue_id)2888 bnxt_rx_queue_count_op(struct rte_eth_dev *dev, uint16_t rx_queue_id)
2889 {
2890 	struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
2891 	uint32_t desc = 0, raw_cons = 0, cons;
2892 	struct bnxt_cp_ring_info *cpr;
2893 	struct bnxt_rx_queue *rxq;
2894 	struct rx_pkt_cmpl *rxcmp;
2895 	int rc;
2896 
2897 	rc = is_bnxt_in_error(bp);
2898 	if (rc)
2899 		return rc;
2900 
2901 	rxq = dev->data->rx_queues[rx_queue_id];
2902 	cpr = rxq->cp_ring;
2903 	raw_cons = cpr->cp_raw_cons;
2904 
2905 	while (1) {
2906 		cons = RING_CMP(cpr->cp_ring_struct, raw_cons);
2907 		rte_prefetch0(&cpr->cp_desc_ring[cons]);
2908 		rxcmp = (struct rx_pkt_cmpl *)&cpr->cp_desc_ring[cons];
2909 
2910 		if (!CMP_VALID(rxcmp, raw_cons, cpr->cp_ring_struct)) {
2911 			break;
2912 		} else {
2913 			raw_cons++;
2914 			desc++;
2915 		}
2916 	}
2917 
2918 	return desc;
2919 }
2920 
2921 static int
bnxt_rx_descriptor_status_op(void * rx_queue,uint16_t offset)2922 bnxt_rx_descriptor_status_op(void *rx_queue, uint16_t offset)
2923 {
2924 	struct bnxt_rx_queue *rxq = (struct bnxt_rx_queue *)rx_queue;
2925 	struct bnxt_rx_ring_info *rxr;
2926 	struct bnxt_cp_ring_info *cpr;
2927 	struct rte_mbuf *rx_buf;
2928 	struct rx_pkt_cmpl *rxcmp;
2929 	uint32_t cons, cp_cons;
2930 	int rc;
2931 
2932 	if (!rxq)
2933 		return -EINVAL;
2934 
2935 	rc = is_bnxt_in_error(rxq->bp);
2936 	if (rc)
2937 		return rc;
2938 
2939 	cpr = rxq->cp_ring;
2940 	rxr = rxq->rx_ring;
2941 
2942 	if (offset >= rxq->nb_rx_desc)
2943 		return -EINVAL;
2944 
2945 	cons = RING_CMP(cpr->cp_ring_struct, offset);
2946 	cp_cons = cpr->cp_raw_cons;
2947 	rxcmp = (struct rx_pkt_cmpl *)&cpr->cp_desc_ring[cons];
2948 
2949 	if (cons > cp_cons) {
2950 		if (CMPL_VALID(rxcmp, cpr->valid))
2951 			return RTE_ETH_RX_DESC_DONE;
2952 	} else {
2953 		if (CMPL_VALID(rxcmp, !cpr->valid))
2954 			return RTE_ETH_RX_DESC_DONE;
2955 	}
2956 	rx_buf = rxr->rx_buf_ring[cons];
2957 	if (rx_buf == NULL || rx_buf == &rxq->fake_mbuf)
2958 		return RTE_ETH_RX_DESC_UNAVAIL;
2959 
2960 
2961 	return RTE_ETH_RX_DESC_AVAIL;
2962 }
2963 
2964 static int
bnxt_tx_descriptor_status_op(void * tx_queue,uint16_t offset)2965 bnxt_tx_descriptor_status_op(void *tx_queue, uint16_t offset)
2966 {
2967 	struct bnxt_tx_queue *txq = (struct bnxt_tx_queue *)tx_queue;
2968 	struct bnxt_tx_ring_info *txr;
2969 	struct bnxt_cp_ring_info *cpr;
2970 	struct bnxt_sw_tx_bd *tx_buf;
2971 	struct tx_pkt_cmpl *txcmp;
2972 	uint32_t cons, cp_cons;
2973 	int rc;
2974 
2975 	if (!txq)
2976 		return -EINVAL;
2977 
2978 	rc = is_bnxt_in_error(txq->bp);
2979 	if (rc)
2980 		return rc;
2981 
2982 	cpr = txq->cp_ring;
2983 	txr = txq->tx_ring;
2984 
2985 	if (offset >= txq->nb_tx_desc)
2986 		return -EINVAL;
2987 
2988 	cons = RING_CMP(cpr->cp_ring_struct, offset);
2989 	txcmp = (struct tx_pkt_cmpl *)&cpr->cp_desc_ring[cons];
2990 	cp_cons = cpr->cp_raw_cons;
2991 
2992 	if (cons > cp_cons) {
2993 		if (CMPL_VALID(txcmp, cpr->valid))
2994 			return RTE_ETH_TX_DESC_UNAVAIL;
2995 	} else {
2996 		if (CMPL_VALID(txcmp, !cpr->valid))
2997 			return RTE_ETH_TX_DESC_UNAVAIL;
2998 	}
2999 	tx_buf = &txr->tx_buf_ring[cons];
3000 	if (tx_buf->mbuf == NULL)
3001 		return RTE_ETH_TX_DESC_DONE;
3002 
3003 	return RTE_ETH_TX_DESC_FULL;
3004 }
3005 
3006 int
bnxt_filter_ctrl_op(struct rte_eth_dev * dev,enum rte_filter_type filter_type,enum rte_filter_op filter_op,void * arg)3007 bnxt_filter_ctrl_op(struct rte_eth_dev *dev,
3008 		    enum rte_filter_type filter_type,
3009 		    enum rte_filter_op filter_op, void *arg)
3010 {
3011 	struct bnxt *bp = dev->data->dev_private;
3012 	int ret = 0;
3013 
3014 	if (!bp)
3015 		return -EIO;
3016 
3017 	if (BNXT_ETH_DEV_IS_REPRESENTOR(dev)) {
3018 		struct bnxt_representor *vfr = dev->data->dev_private;
3019 		bp = vfr->parent_dev->data->dev_private;
3020 		/* parent is deleted while children are still valid */
3021 		if (!bp) {
3022 			PMD_DRV_LOG(DEBUG, "BNXT Port:%d VFR Error %d:%d\n",
3023 				    dev->data->port_id,
3024 				    filter_type,
3025 				    filter_op);
3026 			return -EIO;
3027 		}
3028 	}
3029 
3030 	ret = is_bnxt_in_error(bp);
3031 	if (ret)
3032 		return ret;
3033 
3034 	switch (filter_type) {
3035 	case RTE_ETH_FILTER_GENERIC:
3036 		if (filter_op != RTE_ETH_FILTER_GET)
3037 			return -EINVAL;
3038 
3039 		/* PMD supports thread-safe flow operations.  rte_flow API
3040 		 * functions can avoid mutex for multi-thread safety.
3041 		 */
3042 		dev->data->dev_flags |= RTE_ETH_DEV_FLOW_OPS_THREAD_SAFE;
3043 
3044 		if (BNXT_TRUFLOW_EN(bp))
3045 			*(const void **)arg = &bnxt_ulp_rte_flow_ops;
3046 		else
3047 			*(const void **)arg = &bnxt_flow_ops;
3048 		break;
3049 	default:
3050 		PMD_DRV_LOG(ERR,
3051 			"Filter type (%d) not supported", filter_type);
3052 		ret = -EINVAL;
3053 		break;
3054 	}
3055 	return ret;
3056 }
3057 
3058 static const uint32_t *
bnxt_dev_supported_ptypes_get_op(struct rte_eth_dev * dev)3059 bnxt_dev_supported_ptypes_get_op(struct rte_eth_dev *dev)
3060 {
3061 	static const uint32_t ptypes[] = {
3062 		RTE_PTYPE_L2_ETHER_VLAN,
3063 		RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
3064 		RTE_PTYPE_L3_IPV6_EXT_UNKNOWN,
3065 		RTE_PTYPE_L4_ICMP,
3066 		RTE_PTYPE_L4_TCP,
3067 		RTE_PTYPE_L4_UDP,
3068 		RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN,
3069 		RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN,
3070 		RTE_PTYPE_INNER_L4_ICMP,
3071 		RTE_PTYPE_INNER_L4_TCP,
3072 		RTE_PTYPE_INNER_L4_UDP,
3073 		RTE_PTYPE_UNKNOWN
3074 	};
3075 
3076 	if (!dev->rx_pkt_burst)
3077 		return NULL;
3078 
3079 	return ptypes;
3080 }
3081 
bnxt_map_regs(struct bnxt * bp,uint32_t * reg_arr,int count,int reg_win)3082 static int bnxt_map_regs(struct bnxt *bp, uint32_t *reg_arr, int count,
3083 			 int reg_win)
3084 {
3085 	uint32_t reg_base = *reg_arr & 0xfffff000;
3086 	uint32_t win_off;
3087 	int i;
3088 
3089 	for (i = 0; i < count; i++) {
3090 		if ((reg_arr[i] & 0xfffff000) != reg_base)
3091 			return -ERANGE;
3092 	}
3093 	win_off = BNXT_GRCPF_REG_WINDOW_BASE_OUT + (reg_win - 1) * 4;
3094 	rte_write32(reg_base, (uint8_t *)bp->bar0 + win_off);
3095 	return 0;
3096 }
3097 
bnxt_map_ptp_regs(struct bnxt * bp)3098 static int bnxt_map_ptp_regs(struct bnxt *bp)
3099 {
3100 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3101 	uint32_t *reg_arr;
3102 	int rc, i;
3103 
3104 	reg_arr = ptp->rx_regs;
3105 	rc = bnxt_map_regs(bp, reg_arr, BNXT_PTP_RX_REGS, 5);
3106 	if (rc)
3107 		return rc;
3108 
3109 	reg_arr = ptp->tx_regs;
3110 	rc = bnxt_map_regs(bp, reg_arr, BNXT_PTP_TX_REGS, 6);
3111 	if (rc)
3112 		return rc;
3113 
3114 	for (i = 0; i < BNXT_PTP_RX_REGS; i++)
3115 		ptp->rx_mapped_regs[i] = 0x5000 + (ptp->rx_regs[i] & 0xfff);
3116 
3117 	for (i = 0; i < BNXT_PTP_TX_REGS; i++)
3118 		ptp->tx_mapped_regs[i] = 0x6000 + (ptp->tx_regs[i] & 0xfff);
3119 
3120 	return 0;
3121 }
3122 
bnxt_unmap_ptp_regs(struct bnxt * bp)3123 static void bnxt_unmap_ptp_regs(struct bnxt *bp)
3124 {
3125 	rte_write32(0, (uint8_t *)bp->bar0 +
3126 			 BNXT_GRCPF_REG_WINDOW_BASE_OUT + 16);
3127 	rte_write32(0, (uint8_t *)bp->bar0 +
3128 			 BNXT_GRCPF_REG_WINDOW_BASE_OUT + 20);
3129 }
3130 
bnxt_cc_read(struct bnxt * bp)3131 static uint64_t bnxt_cc_read(struct bnxt *bp)
3132 {
3133 	uint64_t ns;
3134 
3135 	ns = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3136 			      BNXT_GRCPF_REG_SYNC_TIME));
3137 	ns |= (uint64_t)(rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3138 					  BNXT_GRCPF_REG_SYNC_TIME + 4))) << 32;
3139 	return ns;
3140 }
3141 
bnxt_get_tx_ts(struct bnxt * bp,uint64_t * ts)3142 static int bnxt_get_tx_ts(struct bnxt *bp, uint64_t *ts)
3143 {
3144 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3145 	uint32_t fifo;
3146 
3147 	fifo = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3148 				ptp->tx_mapped_regs[BNXT_PTP_TX_FIFO]));
3149 	if (fifo & BNXT_PTP_TX_FIFO_EMPTY)
3150 		return -EAGAIN;
3151 
3152 	fifo = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3153 				ptp->tx_mapped_regs[BNXT_PTP_TX_FIFO]));
3154 	*ts = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3155 				ptp->tx_mapped_regs[BNXT_PTP_TX_TS_L]));
3156 	*ts |= (uint64_t)rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3157 				ptp->tx_mapped_regs[BNXT_PTP_TX_TS_H])) << 32;
3158 
3159 	return 0;
3160 }
3161 
bnxt_get_rx_ts(struct bnxt * bp,uint64_t * ts)3162 static int bnxt_get_rx_ts(struct bnxt *bp, uint64_t *ts)
3163 {
3164 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3165 	struct bnxt_pf_info *pf = bp->pf;
3166 	uint16_t port_id;
3167 	uint32_t fifo;
3168 
3169 	if (!ptp)
3170 		return -ENODEV;
3171 
3172 	fifo = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3173 				ptp->rx_mapped_regs[BNXT_PTP_RX_FIFO]));
3174 	if (!(fifo & BNXT_PTP_RX_FIFO_PENDING))
3175 		return -EAGAIN;
3176 
3177 	port_id = pf->port_id;
3178 	rte_write32(1 << port_id, (uint8_t *)bp->bar0 +
3179 	       ptp->rx_mapped_regs[BNXT_PTP_RX_FIFO_ADV]);
3180 
3181 	fifo = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3182 				   ptp->rx_mapped_regs[BNXT_PTP_RX_FIFO]));
3183 	if (fifo & BNXT_PTP_RX_FIFO_PENDING) {
3184 /*		bnxt_clr_rx_ts(bp);	  TBD  */
3185 		return -EBUSY;
3186 	}
3187 
3188 	*ts = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3189 				ptp->rx_mapped_regs[BNXT_PTP_RX_TS_L]));
3190 	*ts |= (uint64_t)rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3191 				ptp->rx_mapped_regs[BNXT_PTP_RX_TS_H])) << 32;
3192 
3193 	return 0;
3194 }
3195 
3196 static int
bnxt_timesync_write_time(struct rte_eth_dev * dev,const struct timespec * ts)3197 bnxt_timesync_write_time(struct rte_eth_dev *dev, const struct timespec *ts)
3198 {
3199 	uint64_t ns;
3200 	struct bnxt *bp = dev->data->dev_private;
3201 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3202 
3203 	if (!ptp)
3204 		return 0;
3205 
3206 	ns = rte_timespec_to_ns(ts);
3207 	/* Set the timecounters to a new value. */
3208 	ptp->tc.nsec = ns;
3209 
3210 	return 0;
3211 }
3212 
3213 static int
bnxt_timesync_read_time(struct rte_eth_dev * dev,struct timespec * ts)3214 bnxt_timesync_read_time(struct rte_eth_dev *dev, struct timespec *ts)
3215 {
3216 	struct bnxt *bp = dev->data->dev_private;
3217 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3218 	uint64_t ns, systime_cycles = 0;
3219 	int rc = 0;
3220 
3221 	if (!ptp)
3222 		return 0;
3223 
3224 	if (BNXT_CHIP_THOR(bp))
3225 		rc = bnxt_hwrm_port_ts_query(bp, BNXT_PTP_FLAGS_CURRENT_TIME,
3226 					     &systime_cycles);
3227 	else
3228 		systime_cycles = bnxt_cc_read(bp);
3229 
3230 	ns = rte_timecounter_update(&ptp->tc, systime_cycles);
3231 	*ts = rte_ns_to_timespec(ns);
3232 
3233 	return rc;
3234 }
3235 static int
bnxt_timesync_enable(struct rte_eth_dev * dev)3236 bnxt_timesync_enable(struct rte_eth_dev *dev)
3237 {
3238 	struct bnxt *bp = dev->data->dev_private;
3239 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3240 	uint32_t shift = 0;
3241 	int rc;
3242 
3243 	if (!ptp)
3244 		return 0;
3245 
3246 	ptp->rx_filter = 1;
3247 	ptp->tx_tstamp_en = 1;
3248 	ptp->rxctl = BNXT_PTP_MSG_EVENTS;
3249 
3250 	rc = bnxt_hwrm_ptp_cfg(bp);
3251 	if (rc)
3252 		return rc;
3253 
3254 	memset(&ptp->tc, 0, sizeof(struct rte_timecounter));
3255 	memset(&ptp->rx_tstamp_tc, 0, sizeof(struct rte_timecounter));
3256 	memset(&ptp->tx_tstamp_tc, 0, sizeof(struct rte_timecounter));
3257 
3258 	ptp->tc.cc_mask = BNXT_CYCLECOUNTER_MASK;
3259 	ptp->tc.cc_shift = shift;
3260 	ptp->tc.nsec_mask = (1ULL << shift) - 1;
3261 
3262 	ptp->rx_tstamp_tc.cc_mask = BNXT_CYCLECOUNTER_MASK;
3263 	ptp->rx_tstamp_tc.cc_shift = shift;
3264 	ptp->rx_tstamp_tc.nsec_mask = (1ULL << shift) - 1;
3265 
3266 	ptp->tx_tstamp_tc.cc_mask = BNXT_CYCLECOUNTER_MASK;
3267 	ptp->tx_tstamp_tc.cc_shift = shift;
3268 	ptp->tx_tstamp_tc.nsec_mask = (1ULL << shift) - 1;
3269 
3270 	if (!BNXT_CHIP_THOR(bp))
3271 		bnxt_map_ptp_regs(bp);
3272 
3273 	return 0;
3274 }
3275 
3276 static int
bnxt_timesync_disable(struct rte_eth_dev * dev)3277 bnxt_timesync_disable(struct rte_eth_dev *dev)
3278 {
3279 	struct bnxt *bp = dev->data->dev_private;
3280 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3281 
3282 	if (!ptp)
3283 		return 0;
3284 
3285 	ptp->rx_filter = 0;
3286 	ptp->tx_tstamp_en = 0;
3287 	ptp->rxctl = 0;
3288 
3289 	bnxt_hwrm_ptp_cfg(bp);
3290 
3291 	if (!BNXT_CHIP_THOR(bp))
3292 		bnxt_unmap_ptp_regs(bp);
3293 
3294 	return 0;
3295 }
3296 
3297 static int
bnxt_timesync_read_rx_timestamp(struct rte_eth_dev * dev,struct timespec * timestamp,uint32_t flags __rte_unused)3298 bnxt_timesync_read_rx_timestamp(struct rte_eth_dev *dev,
3299 				 struct timespec *timestamp,
3300 				 uint32_t flags __rte_unused)
3301 {
3302 	struct bnxt *bp = dev->data->dev_private;
3303 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3304 	uint64_t rx_tstamp_cycles = 0;
3305 	uint64_t ns;
3306 
3307 	if (!ptp)
3308 		return 0;
3309 
3310 	if (BNXT_CHIP_THOR(bp))
3311 		rx_tstamp_cycles = ptp->rx_timestamp;
3312 	else
3313 		bnxt_get_rx_ts(bp, &rx_tstamp_cycles);
3314 
3315 	ns = rte_timecounter_update(&ptp->rx_tstamp_tc, rx_tstamp_cycles);
3316 	*timestamp = rte_ns_to_timespec(ns);
3317 	return  0;
3318 }
3319 
3320 static int
bnxt_timesync_read_tx_timestamp(struct rte_eth_dev * dev,struct timespec * timestamp)3321 bnxt_timesync_read_tx_timestamp(struct rte_eth_dev *dev,
3322 				 struct timespec *timestamp)
3323 {
3324 	struct bnxt *bp = dev->data->dev_private;
3325 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3326 	uint64_t tx_tstamp_cycles = 0;
3327 	uint64_t ns;
3328 	int rc = 0;
3329 
3330 	if (!ptp)
3331 		return 0;
3332 
3333 	if (BNXT_CHIP_THOR(bp))
3334 		rc = bnxt_hwrm_port_ts_query(bp, BNXT_PTP_FLAGS_PATH_TX,
3335 					     &tx_tstamp_cycles);
3336 	else
3337 		rc = bnxt_get_tx_ts(bp, &tx_tstamp_cycles);
3338 
3339 	ns = rte_timecounter_update(&ptp->tx_tstamp_tc, tx_tstamp_cycles);
3340 	*timestamp = rte_ns_to_timespec(ns);
3341 
3342 	return rc;
3343 }
3344 
3345 static int
bnxt_timesync_adjust_time(struct rte_eth_dev * dev,int64_t delta)3346 bnxt_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta)
3347 {
3348 	struct bnxt *bp = dev->data->dev_private;
3349 	struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
3350 
3351 	if (!ptp)
3352 		return 0;
3353 
3354 	ptp->tc.nsec += delta;
3355 
3356 	return 0;
3357 }
3358 
3359 static int
bnxt_get_eeprom_length_op(struct rte_eth_dev * dev)3360 bnxt_get_eeprom_length_op(struct rte_eth_dev *dev)
3361 {
3362 	struct bnxt *bp = dev->data->dev_private;
3363 	int rc;
3364 	uint32_t dir_entries;
3365 	uint32_t entry_length;
3366 
3367 	rc = is_bnxt_in_error(bp);
3368 	if (rc)
3369 		return rc;
3370 
3371 	PMD_DRV_LOG(INFO, PCI_PRI_FMT "\n",
3372 		    bp->pdev->addr.domain, bp->pdev->addr.bus,
3373 		    bp->pdev->addr.devid, bp->pdev->addr.function);
3374 
3375 	rc = bnxt_hwrm_nvm_get_dir_info(bp, &dir_entries, &entry_length);
3376 	if (rc != 0)
3377 		return rc;
3378 
3379 	return dir_entries * entry_length;
3380 }
3381 
3382 static int
bnxt_get_eeprom_op(struct rte_eth_dev * dev,struct rte_dev_eeprom_info * in_eeprom)3383 bnxt_get_eeprom_op(struct rte_eth_dev *dev,
3384 		struct rte_dev_eeprom_info *in_eeprom)
3385 {
3386 	struct bnxt *bp = dev->data->dev_private;
3387 	uint32_t index;
3388 	uint32_t offset;
3389 	int rc;
3390 
3391 	rc = is_bnxt_in_error(bp);
3392 	if (rc)
3393 		return rc;
3394 
3395 	PMD_DRV_LOG(INFO, PCI_PRI_FMT " in_eeprom->offset = %d len = %d\n",
3396 		    bp->pdev->addr.domain, bp->pdev->addr.bus,
3397 		    bp->pdev->addr.devid, bp->pdev->addr.function,
3398 		    in_eeprom->offset, in_eeprom->length);
3399 
3400 	if (in_eeprom->offset == 0) /* special offset value to get directory */
3401 		return bnxt_get_nvram_directory(bp, in_eeprom->length,
3402 						in_eeprom->data);
3403 
3404 	index = in_eeprom->offset >> 24;
3405 	offset = in_eeprom->offset & 0xffffff;
3406 
3407 	if (index != 0)
3408 		return bnxt_hwrm_get_nvram_item(bp, index - 1, offset,
3409 					   in_eeprom->length, in_eeprom->data);
3410 
3411 	return 0;
3412 }
3413 
bnxt_dir_type_is_ape_bin_format(uint16_t dir_type)3414 static bool bnxt_dir_type_is_ape_bin_format(uint16_t dir_type)
3415 {
3416 	switch (dir_type) {
3417 	case BNX_DIR_TYPE_CHIMP_PATCH:
3418 	case BNX_DIR_TYPE_BOOTCODE:
3419 	case BNX_DIR_TYPE_BOOTCODE_2:
3420 	case BNX_DIR_TYPE_APE_FW:
3421 	case BNX_DIR_TYPE_APE_PATCH:
3422 	case BNX_DIR_TYPE_KONG_FW:
3423 	case BNX_DIR_TYPE_KONG_PATCH:
3424 	case BNX_DIR_TYPE_BONO_FW:
3425 	case BNX_DIR_TYPE_BONO_PATCH:
3426 		/* FALLTHROUGH */
3427 		return true;
3428 	}
3429 
3430 	return false;
3431 }
3432 
bnxt_dir_type_is_other_exec_format(uint16_t dir_type)3433 static bool bnxt_dir_type_is_other_exec_format(uint16_t dir_type)
3434 {
3435 	switch (dir_type) {
3436 	case BNX_DIR_TYPE_AVS:
3437 	case BNX_DIR_TYPE_EXP_ROM_MBA:
3438 	case BNX_DIR_TYPE_PCIE:
3439 	case BNX_DIR_TYPE_TSCF_UCODE:
3440 	case BNX_DIR_TYPE_EXT_PHY:
3441 	case BNX_DIR_TYPE_CCM:
3442 	case BNX_DIR_TYPE_ISCSI_BOOT:
3443 	case BNX_DIR_TYPE_ISCSI_BOOT_IPV6:
3444 	case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6:
3445 		/* FALLTHROUGH */
3446 		return true;
3447 	}
3448 
3449 	return false;
3450 }
3451 
bnxt_dir_type_is_executable(uint16_t dir_type)3452 static bool bnxt_dir_type_is_executable(uint16_t dir_type)
3453 {
3454 	return bnxt_dir_type_is_ape_bin_format(dir_type) ||
3455 		bnxt_dir_type_is_other_exec_format(dir_type);
3456 }
3457 
3458 static int
bnxt_set_eeprom_op(struct rte_eth_dev * dev,struct rte_dev_eeprom_info * in_eeprom)3459 bnxt_set_eeprom_op(struct rte_eth_dev *dev,
3460 		struct rte_dev_eeprom_info *in_eeprom)
3461 {
3462 	struct bnxt *bp = dev->data->dev_private;
3463 	uint8_t index, dir_op;
3464 	uint16_t type, ext, ordinal, attr;
3465 	int rc;
3466 
3467 	rc = is_bnxt_in_error(bp);
3468 	if (rc)
3469 		return rc;
3470 
3471 	PMD_DRV_LOG(INFO, PCI_PRI_FMT " in_eeprom->offset = %d len = %d\n",
3472 		    bp->pdev->addr.domain, bp->pdev->addr.bus,
3473 		    bp->pdev->addr.devid, bp->pdev->addr.function,
3474 		    in_eeprom->offset, in_eeprom->length);
3475 
3476 	if (!BNXT_PF(bp)) {
3477 		PMD_DRV_LOG(ERR, "NVM write not supported from a VF\n");
3478 		return -EINVAL;
3479 	}
3480 
3481 	type = in_eeprom->magic >> 16;
3482 
3483 	if (type == 0xffff) { /* special value for directory operations */
3484 		index = in_eeprom->magic & 0xff;
3485 		dir_op = in_eeprom->magic >> 8;
3486 		if (index == 0)
3487 			return -EINVAL;
3488 		switch (dir_op) {
3489 		case 0x0e: /* erase */
3490 			if (in_eeprom->offset != ~in_eeprom->magic)
3491 				return -EINVAL;
3492 			return bnxt_hwrm_erase_nvram_directory(bp, index - 1);
3493 		default:
3494 			return -EINVAL;
3495 		}
3496 	}
3497 
3498 	/* Create or re-write an NVM item: */
3499 	if (bnxt_dir_type_is_executable(type) == true)
3500 		return -EOPNOTSUPP;
3501 	ext = in_eeprom->magic & 0xffff;
3502 	ordinal = in_eeprom->offset >> 16;
3503 	attr = in_eeprom->offset & 0xffff;
3504 
3505 	return bnxt_hwrm_flash_nvram(bp, type, ordinal, ext, attr,
3506 				     in_eeprom->data, in_eeprom->length);
3507 }
3508 
3509 /*
3510  * Initialization
3511  */
3512 
3513 static const struct eth_dev_ops bnxt_dev_ops = {
3514 	.dev_infos_get = bnxt_dev_info_get_op,
3515 	.dev_close = bnxt_dev_close_op,
3516 	.dev_configure = bnxt_dev_configure_op,
3517 	.dev_start = bnxt_dev_start_op,
3518 	.dev_stop = bnxt_dev_stop_op,
3519 	.dev_set_link_up = bnxt_dev_set_link_up_op,
3520 	.dev_set_link_down = bnxt_dev_set_link_down_op,
3521 	.stats_get = bnxt_stats_get_op,
3522 	.stats_reset = bnxt_stats_reset_op,
3523 	.rx_queue_setup = bnxt_rx_queue_setup_op,
3524 	.rx_queue_release = bnxt_rx_queue_release_op,
3525 	.tx_queue_setup = bnxt_tx_queue_setup_op,
3526 	.tx_queue_release = bnxt_tx_queue_release_op,
3527 	.rx_queue_intr_enable = bnxt_rx_queue_intr_enable_op,
3528 	.rx_queue_intr_disable = bnxt_rx_queue_intr_disable_op,
3529 	.reta_update = bnxt_reta_update_op,
3530 	.reta_query = bnxt_reta_query_op,
3531 	.rss_hash_update = bnxt_rss_hash_update_op,
3532 	.rss_hash_conf_get = bnxt_rss_hash_conf_get_op,
3533 	.link_update = bnxt_link_update_op,
3534 	.promiscuous_enable = bnxt_promiscuous_enable_op,
3535 	.promiscuous_disable = bnxt_promiscuous_disable_op,
3536 	.allmulticast_enable = bnxt_allmulticast_enable_op,
3537 	.allmulticast_disable = bnxt_allmulticast_disable_op,
3538 	.mac_addr_add = bnxt_mac_addr_add_op,
3539 	.mac_addr_remove = bnxt_mac_addr_remove_op,
3540 	.flow_ctrl_get = bnxt_flow_ctrl_get_op,
3541 	.flow_ctrl_set = bnxt_flow_ctrl_set_op,
3542 	.udp_tunnel_port_add  = bnxt_udp_tunnel_port_add_op,
3543 	.udp_tunnel_port_del  = bnxt_udp_tunnel_port_del_op,
3544 	.vlan_filter_set = bnxt_vlan_filter_set_op,
3545 	.vlan_offload_set = bnxt_vlan_offload_set_op,
3546 	.vlan_tpid_set = bnxt_vlan_tpid_set_op,
3547 	.vlan_pvid_set = bnxt_vlan_pvid_set_op,
3548 	.mtu_set = bnxt_mtu_set_op,
3549 	.mac_addr_set = bnxt_set_default_mac_addr_op,
3550 	.xstats_get = bnxt_dev_xstats_get_op,
3551 	.xstats_get_names = bnxt_dev_xstats_get_names_op,
3552 	.xstats_reset = bnxt_dev_xstats_reset_op,
3553 	.fw_version_get = bnxt_fw_version_get,
3554 	.set_mc_addr_list = bnxt_dev_set_mc_addr_list_op,
3555 	.rxq_info_get = bnxt_rxq_info_get_op,
3556 	.txq_info_get = bnxt_txq_info_get_op,
3557 	.rx_burst_mode_get = bnxt_rx_burst_mode_get,
3558 	.tx_burst_mode_get = bnxt_tx_burst_mode_get,
3559 	.dev_led_on = bnxt_dev_led_on_op,
3560 	.dev_led_off = bnxt_dev_led_off_op,
3561 	.rx_queue_start = bnxt_rx_queue_start,
3562 	.rx_queue_stop = bnxt_rx_queue_stop,
3563 	.tx_queue_start = bnxt_tx_queue_start,
3564 	.tx_queue_stop = bnxt_tx_queue_stop,
3565 	.filter_ctrl = bnxt_filter_ctrl_op,
3566 	.dev_supported_ptypes_get = bnxt_dev_supported_ptypes_get_op,
3567 	.get_eeprom_length    = bnxt_get_eeprom_length_op,
3568 	.get_eeprom           = bnxt_get_eeprom_op,
3569 	.set_eeprom           = bnxt_set_eeprom_op,
3570 	.timesync_enable      = bnxt_timesync_enable,
3571 	.timesync_disable     = bnxt_timesync_disable,
3572 	.timesync_read_time   = bnxt_timesync_read_time,
3573 	.timesync_write_time   = bnxt_timesync_write_time,
3574 	.timesync_adjust_time = bnxt_timesync_adjust_time,
3575 	.timesync_read_rx_timestamp = bnxt_timesync_read_rx_timestamp,
3576 	.timesync_read_tx_timestamp = bnxt_timesync_read_tx_timestamp,
3577 };
3578 
bnxt_map_reset_regs(struct bnxt * bp,uint32_t reg)3579 static uint32_t bnxt_map_reset_regs(struct bnxt *bp, uint32_t reg)
3580 {
3581 	uint32_t offset;
3582 
3583 	/* Only pre-map the reset GRC registers using window 3 */
3584 	rte_write32(reg & 0xfffff000, (uint8_t *)bp->bar0 +
3585 		    BNXT_GRCPF_REG_WINDOW_BASE_OUT + 8);
3586 
3587 	offset = BNXT_GRCP_WINDOW_3_BASE + (reg & 0xffc);
3588 
3589 	return offset;
3590 }
3591 
bnxt_map_fw_health_status_regs(struct bnxt * bp)3592 int bnxt_map_fw_health_status_regs(struct bnxt *bp)
3593 {
3594 	struct bnxt_error_recovery_info *info = bp->recovery_info;
3595 	uint32_t reg_base = 0xffffffff;
3596 	int i;
3597 
3598 	/* Only pre-map the monitoring GRC registers using window 2 */
3599 	for (i = 0; i < BNXT_FW_STATUS_REG_CNT; i++) {
3600 		uint32_t reg = info->status_regs[i];
3601 
3602 		if (BNXT_FW_STATUS_REG_TYPE(reg) != BNXT_FW_STATUS_REG_TYPE_GRC)
3603 			continue;
3604 
3605 		if (reg_base == 0xffffffff)
3606 			reg_base = reg & 0xfffff000;
3607 		if ((reg & 0xfffff000) != reg_base)
3608 			return -ERANGE;
3609 
3610 		/* Use mask 0xffc as the Lower 2 bits indicates
3611 		 * address space location
3612 		 */
3613 		info->mapped_status_regs[i] = BNXT_GRCP_WINDOW_2_BASE +
3614 						(reg & 0xffc);
3615 	}
3616 
3617 	if (reg_base == 0xffffffff)
3618 		return 0;
3619 
3620 	rte_write32(reg_base, (uint8_t *)bp->bar0 +
3621 		    BNXT_GRCPF_REG_WINDOW_BASE_OUT + 4);
3622 
3623 	return 0;
3624 }
3625 
bnxt_write_fw_reset_reg(struct bnxt * bp,uint32_t index)3626 static void bnxt_write_fw_reset_reg(struct bnxt *bp, uint32_t index)
3627 {
3628 	struct bnxt_error_recovery_info *info = bp->recovery_info;
3629 	uint32_t delay = info->delay_after_reset[index];
3630 	uint32_t val = info->reset_reg_val[index];
3631 	uint32_t reg = info->reset_reg[index];
3632 	uint32_t type, offset;
3633 
3634 	type = BNXT_FW_STATUS_REG_TYPE(reg);
3635 	offset = BNXT_FW_STATUS_REG_OFF(reg);
3636 
3637 	switch (type) {
3638 	case BNXT_FW_STATUS_REG_TYPE_CFG:
3639 		rte_pci_write_config(bp->pdev, &val, sizeof(val), offset);
3640 		break;
3641 	case BNXT_FW_STATUS_REG_TYPE_GRC:
3642 		offset = bnxt_map_reset_regs(bp, offset);
3643 		rte_write32(val, (uint8_t *)bp->bar0 + offset);
3644 		break;
3645 	case BNXT_FW_STATUS_REG_TYPE_BAR0:
3646 		rte_write32(val, (uint8_t *)bp->bar0 + offset);
3647 		break;
3648 	}
3649 	/* wait on a specific interval of time until core reset is complete */
3650 	if (delay)
3651 		rte_delay_ms(delay);
3652 }
3653 
bnxt_dev_cleanup(struct bnxt * bp)3654 static void bnxt_dev_cleanup(struct bnxt *bp)
3655 {
3656 	bp->eth_dev->data->dev_link.link_status = 0;
3657 	bp->link_info->link_up = 0;
3658 	if (bp->eth_dev->data->dev_started)
3659 		bnxt_dev_stop_op(bp->eth_dev);
3660 
3661 	bnxt_uninit_resources(bp, true);
3662 }
3663 
bnxt_restore_vlan_filters(struct bnxt * bp)3664 static int bnxt_restore_vlan_filters(struct bnxt *bp)
3665 {
3666 	struct rte_eth_dev *dev = bp->eth_dev;
3667 	struct rte_vlan_filter_conf *vfc;
3668 	int vidx, vbit, rc;
3669 	uint16_t vlan_id;
3670 
3671 	for (vlan_id = 1; vlan_id <= RTE_ETHER_MAX_VLAN_ID; vlan_id++) {
3672 		vfc = &dev->data->vlan_filter_conf;
3673 		vidx = vlan_id / 64;
3674 		vbit = vlan_id % 64;
3675 
3676 		/* Each bit corresponds to a VLAN id */
3677 		if (vfc->ids[vidx] & (UINT64_C(1) << vbit)) {
3678 			rc = bnxt_add_vlan_filter(bp, vlan_id);
3679 			if (rc)
3680 				return rc;
3681 		}
3682 	}
3683 
3684 	return 0;
3685 }
3686 
bnxt_restore_mac_filters(struct bnxt * bp)3687 static int bnxt_restore_mac_filters(struct bnxt *bp)
3688 {
3689 	struct rte_eth_dev *dev = bp->eth_dev;
3690 	struct rte_eth_dev_info dev_info;
3691 	struct rte_ether_addr *addr;
3692 	uint64_t pool_mask;
3693 	uint32_t pool = 0;
3694 	uint16_t i;
3695 	int rc;
3696 
3697 	if (BNXT_VF(bp) && !BNXT_VF_IS_TRUSTED(bp))
3698 		return 0;
3699 
3700 	rc = bnxt_dev_info_get_op(dev, &dev_info);
3701 	if (rc)
3702 		return rc;
3703 
3704 	/* replay MAC address configuration */
3705 	for (i = 1; i < dev_info.max_mac_addrs; i++) {
3706 		addr = &dev->data->mac_addrs[i];
3707 
3708 		/* skip zero address */
3709 		if (rte_is_zero_ether_addr(addr))
3710 			continue;
3711 
3712 		pool = 0;
3713 		pool_mask = dev->data->mac_pool_sel[i];
3714 
3715 		do {
3716 			if (pool_mask & 1ULL) {
3717 				rc = bnxt_mac_addr_add_op(dev, addr, i, pool);
3718 				if (rc)
3719 					return rc;
3720 			}
3721 			pool_mask >>= 1;
3722 			pool++;
3723 		} while (pool_mask);
3724 	}
3725 
3726 	return 0;
3727 }
3728 
bnxt_restore_filters(struct bnxt * bp)3729 static int bnxt_restore_filters(struct bnxt *bp)
3730 {
3731 	struct rte_eth_dev *dev = bp->eth_dev;
3732 	int ret = 0;
3733 
3734 	if (dev->data->all_multicast) {
3735 		ret = bnxt_allmulticast_enable_op(dev);
3736 		if (ret)
3737 			return ret;
3738 	}
3739 	if (dev->data->promiscuous) {
3740 		ret = bnxt_promiscuous_enable_op(dev);
3741 		if (ret)
3742 			return ret;
3743 	}
3744 
3745 	ret = bnxt_restore_mac_filters(bp);
3746 	if (ret)
3747 		return ret;
3748 
3749 	ret = bnxt_restore_vlan_filters(bp);
3750 	/* TODO restore other filters as well */
3751 	return ret;
3752 }
3753 
bnxt_dev_recover(void * arg)3754 static void bnxt_dev_recover(void *arg)
3755 {
3756 	struct bnxt *bp = arg;
3757 	int timeout = bp->fw_reset_max_msecs;
3758 	int rc = 0;
3759 
3760 	/* Clear Error flag so that device re-init should happen */
3761 	bp->flags &= ~BNXT_FLAG_FATAL_ERROR;
3762 
3763 	do {
3764 		rc = bnxt_hwrm_ver_get(bp, SHORT_HWRM_CMD_TIMEOUT);
3765 		if (rc == 0)
3766 			break;
3767 		rte_delay_ms(BNXT_FW_READY_WAIT_INTERVAL);
3768 		timeout -= BNXT_FW_READY_WAIT_INTERVAL;
3769 	} while (rc && timeout);
3770 
3771 	if (rc) {
3772 		PMD_DRV_LOG(ERR, "FW is not Ready after reset\n");
3773 		goto err;
3774 	}
3775 
3776 	rc = bnxt_init_resources(bp, true);
3777 	if (rc) {
3778 		PMD_DRV_LOG(ERR,
3779 			    "Failed to initialize resources after reset\n");
3780 		goto err;
3781 	}
3782 	/* clear reset flag as the device is initialized now */
3783 	bp->flags &= ~BNXT_FLAG_FW_RESET;
3784 
3785 	rc = bnxt_dev_start_op(bp->eth_dev);
3786 	if (rc) {
3787 		PMD_DRV_LOG(ERR, "Failed to start port after reset\n");
3788 		goto err_start;
3789 	}
3790 
3791 	rc = bnxt_restore_filters(bp);
3792 	if (rc)
3793 		goto err_start;
3794 
3795 	PMD_DRV_LOG(INFO, "Recovered from FW reset\n");
3796 	return;
3797 err_start:
3798 	bnxt_dev_stop_op(bp->eth_dev);
3799 err:
3800 	bp->flags |= BNXT_FLAG_FATAL_ERROR;
3801 	bnxt_uninit_resources(bp, false);
3802 	PMD_DRV_LOG(ERR, "Failed to recover from FW reset\n");
3803 }
3804 
bnxt_dev_reset_and_resume(void * arg)3805 void bnxt_dev_reset_and_resume(void *arg)
3806 {
3807 	struct bnxt *bp = arg;
3808 	int rc;
3809 
3810 	bnxt_dev_cleanup(bp);
3811 
3812 	bnxt_wait_for_device_shutdown(bp);
3813 
3814 	rc = rte_eal_alarm_set(US_PER_MS * bp->fw_reset_min_msecs,
3815 			       bnxt_dev_recover, (void *)bp);
3816 	if (rc)
3817 		PMD_DRV_LOG(ERR, "Error setting recovery alarm");
3818 }
3819 
bnxt_read_fw_status_reg(struct bnxt * bp,uint32_t index)3820 uint32_t bnxt_read_fw_status_reg(struct bnxt *bp, uint32_t index)
3821 {
3822 	struct bnxt_error_recovery_info *info = bp->recovery_info;
3823 	uint32_t reg = info->status_regs[index];
3824 	uint32_t type, offset, val = 0;
3825 
3826 	type = BNXT_FW_STATUS_REG_TYPE(reg);
3827 	offset = BNXT_FW_STATUS_REG_OFF(reg);
3828 
3829 	switch (type) {
3830 	case BNXT_FW_STATUS_REG_TYPE_CFG:
3831 		rte_pci_read_config(bp->pdev, &val, sizeof(val), offset);
3832 		break;
3833 	case BNXT_FW_STATUS_REG_TYPE_GRC:
3834 		offset = info->mapped_status_regs[index];
3835 		/* FALLTHROUGH */
3836 	case BNXT_FW_STATUS_REG_TYPE_BAR0:
3837 		val = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
3838 				       offset));
3839 		break;
3840 	}
3841 
3842 	return val;
3843 }
3844 
bnxt_fw_reset_all(struct bnxt * bp)3845 static int bnxt_fw_reset_all(struct bnxt *bp)
3846 {
3847 	struct bnxt_error_recovery_info *info = bp->recovery_info;
3848 	uint32_t i;
3849 	int rc = 0;
3850 
3851 	if (info->flags & BNXT_FLAG_ERROR_RECOVERY_HOST) {
3852 		/* Reset through master function driver */
3853 		for (i = 0; i < info->reg_array_cnt; i++)
3854 			bnxt_write_fw_reset_reg(bp, i);
3855 		/* Wait for time specified by FW after triggering reset */
3856 		rte_delay_ms(info->master_func_wait_period_after_reset);
3857 	} else if (info->flags & BNXT_FLAG_ERROR_RECOVERY_CO_CPU) {
3858 		/* Reset with the help of Kong processor */
3859 		rc = bnxt_hwrm_fw_reset(bp);
3860 		if (rc)
3861 			PMD_DRV_LOG(ERR, "Failed to reset FW\n");
3862 	}
3863 
3864 	return rc;
3865 }
3866 
bnxt_fw_reset_cb(void * arg)3867 static void bnxt_fw_reset_cb(void *arg)
3868 {
3869 	struct bnxt *bp = arg;
3870 	struct bnxt_error_recovery_info *info = bp->recovery_info;
3871 	int rc = 0;
3872 
3873 	/* Only Master function can do FW reset */
3874 	if (bnxt_is_master_func(bp) &&
3875 	    bnxt_is_recovery_enabled(bp)) {
3876 		rc = bnxt_fw_reset_all(bp);
3877 		if (rc) {
3878 			PMD_DRV_LOG(ERR, "Adapter recovery failed\n");
3879 			return;
3880 		}
3881 	}
3882 
3883 	/* if recovery method is ERROR_RECOVERY_CO_CPU, KONG will send
3884 	 * EXCEPTION_FATAL_ASYNC event to all the functions
3885 	 * (including MASTER FUNC). After receiving this Async, all the active
3886 	 * drivers should treat this case as FW initiated recovery
3887 	 */
3888 	if (info->flags & BNXT_FLAG_ERROR_RECOVERY_HOST) {
3889 		bp->fw_reset_min_msecs = BNXT_MIN_FW_READY_TIMEOUT;
3890 		bp->fw_reset_max_msecs = BNXT_MAX_FW_RESET_TIMEOUT;
3891 
3892 		/* To recover from error */
3893 		rte_eal_alarm_set(US_PER_MS, bnxt_dev_reset_and_resume,
3894 				  (void *)bp);
3895 	}
3896 }
3897 
3898 /* Driver should poll FW heartbeat, reset_counter with the frequency
3899  * advertised by FW in HWRM_ERROR_RECOVERY_QCFG.
3900  * When the driver detects heartbeat stop or change in reset_counter,
3901  * it has to trigger a reset to recover from the error condition.
3902  * A “master PF” is the function who will have the privilege to
3903  * initiate the chimp reset. The master PF will be elected by the
3904  * firmware and will be notified through async message.
3905  */
bnxt_check_fw_health(void * arg)3906 static void bnxt_check_fw_health(void *arg)
3907 {
3908 	struct bnxt *bp = arg;
3909 	struct bnxt_error_recovery_info *info = bp->recovery_info;
3910 	uint32_t val = 0, wait_msec;
3911 
3912 	if (!info || !bnxt_is_recovery_enabled(bp) ||
3913 	    is_bnxt_in_error(bp))
3914 		return;
3915 
3916 	val = bnxt_read_fw_status_reg(bp, BNXT_FW_HEARTBEAT_CNT_REG);
3917 	if (val == info->last_heart_beat)
3918 		goto reset;
3919 
3920 	info->last_heart_beat = val;
3921 
3922 	val = bnxt_read_fw_status_reg(bp, BNXT_FW_RECOVERY_CNT_REG);
3923 	if (val != info->last_reset_counter)
3924 		goto reset;
3925 
3926 	info->last_reset_counter = val;
3927 
3928 	rte_eal_alarm_set(US_PER_MS * info->driver_polling_freq,
3929 			  bnxt_check_fw_health, (void *)bp);
3930 
3931 	return;
3932 reset:
3933 	/* Stop DMA to/from device */
3934 	bp->flags |= BNXT_FLAG_FATAL_ERROR;
3935 	bp->flags |= BNXT_FLAG_FW_RESET;
3936 
3937 	PMD_DRV_LOG(ERR, "Detected FW dead condition\n");
3938 
3939 	if (bnxt_is_master_func(bp))
3940 		wait_msec = info->master_func_wait_period;
3941 	else
3942 		wait_msec = info->normal_func_wait_period;
3943 
3944 	rte_eal_alarm_set(US_PER_MS * wait_msec,
3945 			  bnxt_fw_reset_cb, (void *)bp);
3946 }
3947 
bnxt_schedule_fw_health_check(struct bnxt * bp)3948 void bnxt_schedule_fw_health_check(struct bnxt *bp)
3949 {
3950 	uint32_t polling_freq;
3951 
3952 	pthread_mutex_lock(&bp->health_check_lock);
3953 
3954 	if (!bnxt_is_recovery_enabled(bp))
3955 		goto done;
3956 
3957 	if (bp->flags & BNXT_FLAG_FW_HEALTH_CHECK_SCHEDULED)
3958 		goto done;
3959 
3960 	polling_freq = bp->recovery_info->driver_polling_freq;
3961 
3962 	rte_eal_alarm_set(US_PER_MS * polling_freq,
3963 			  bnxt_check_fw_health, (void *)bp);
3964 	bp->flags |= BNXT_FLAG_FW_HEALTH_CHECK_SCHEDULED;
3965 
3966 done:
3967 	pthread_mutex_unlock(&bp->health_check_lock);
3968 }
3969 
bnxt_cancel_fw_health_check(struct bnxt * bp)3970 static void bnxt_cancel_fw_health_check(struct bnxt *bp)
3971 {
3972 	if (!bnxt_is_recovery_enabled(bp))
3973 		return;
3974 
3975 	rte_eal_alarm_cancel(bnxt_check_fw_health, (void *)bp);
3976 	bp->flags &= ~BNXT_FLAG_FW_HEALTH_CHECK_SCHEDULED;
3977 }
3978 
bnxt_vf_pciid(uint16_t device_id)3979 static bool bnxt_vf_pciid(uint16_t device_id)
3980 {
3981 	switch (device_id) {
3982 	case BROADCOM_DEV_ID_57304_VF:
3983 	case BROADCOM_DEV_ID_57406_VF:
3984 	case BROADCOM_DEV_ID_5731X_VF:
3985 	case BROADCOM_DEV_ID_5741X_VF:
3986 	case BROADCOM_DEV_ID_57414_VF:
3987 	case BROADCOM_DEV_ID_STRATUS_NIC_VF1:
3988 	case BROADCOM_DEV_ID_STRATUS_NIC_VF2:
3989 	case BROADCOM_DEV_ID_58802_VF:
3990 	case BROADCOM_DEV_ID_57500_VF1:
3991 	case BROADCOM_DEV_ID_57500_VF2:
3992 		/* FALLTHROUGH */
3993 		return true;
3994 	default:
3995 		return false;
3996 	}
3997 }
3998 
bnxt_thor_device(uint16_t device_id)3999 static bool bnxt_thor_device(uint16_t device_id)
4000 {
4001 	switch (device_id) {
4002 	case BROADCOM_DEV_ID_57508:
4003 	case BROADCOM_DEV_ID_57504:
4004 	case BROADCOM_DEV_ID_57502:
4005 	case BROADCOM_DEV_ID_57508_MF1:
4006 	case BROADCOM_DEV_ID_57504_MF1:
4007 	case BROADCOM_DEV_ID_57502_MF1:
4008 	case BROADCOM_DEV_ID_57508_MF2:
4009 	case BROADCOM_DEV_ID_57504_MF2:
4010 	case BROADCOM_DEV_ID_57502_MF2:
4011 	case BROADCOM_DEV_ID_57500_VF1:
4012 	case BROADCOM_DEV_ID_57500_VF2:
4013 		/* FALLTHROUGH */
4014 		return true;
4015 	default:
4016 		return false;
4017 	}
4018 }
4019 
bnxt_stratus_device(struct bnxt * bp)4020 bool bnxt_stratus_device(struct bnxt *bp)
4021 {
4022 	uint16_t device_id = bp->pdev->id.device_id;
4023 
4024 	switch (device_id) {
4025 	case BROADCOM_DEV_ID_STRATUS_NIC:
4026 	case BROADCOM_DEV_ID_STRATUS_NIC_VF1:
4027 	case BROADCOM_DEV_ID_STRATUS_NIC_VF2:
4028 		/* FALLTHROUGH */
4029 		return true;
4030 	default:
4031 		return false;
4032 	}
4033 }
4034 
bnxt_init_board(struct rte_eth_dev * eth_dev)4035 static int bnxt_init_board(struct rte_eth_dev *eth_dev)
4036 {
4037 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
4038 	struct bnxt *bp = eth_dev->data->dev_private;
4039 
4040 	/* enable device (incl. PCI PM wakeup), and bus-mastering */
4041 	bp->bar0 = (void *)pci_dev->mem_resource[0].addr;
4042 	bp->doorbell_base = (void *)pci_dev->mem_resource[2].addr;
4043 	if (!bp->bar0 || !bp->doorbell_base) {
4044 		PMD_DRV_LOG(ERR, "Unable to access Hardware\n");
4045 		return -ENODEV;
4046 	}
4047 
4048 	bp->eth_dev = eth_dev;
4049 	bp->pdev = pci_dev;
4050 
4051 	return 0;
4052 }
4053 
bnxt_alloc_ctx_mem_blk(struct bnxt * bp,struct bnxt_ctx_pg_info * ctx_pg,uint32_t mem_size,const char * suffix,uint16_t idx)4054 static int bnxt_alloc_ctx_mem_blk(struct bnxt *bp,
4055 				  struct bnxt_ctx_pg_info *ctx_pg,
4056 				  uint32_t mem_size,
4057 				  const char *suffix,
4058 				  uint16_t idx)
4059 {
4060 	struct bnxt_ring_mem_info *rmem = &ctx_pg->ring_mem;
4061 	const struct rte_memzone *mz = NULL;
4062 	char mz_name[RTE_MEMZONE_NAMESIZE];
4063 	rte_iova_t mz_phys_addr;
4064 	uint64_t valid_bits = 0;
4065 	uint32_t sz;
4066 	int i;
4067 
4068 	if (!mem_size)
4069 		return 0;
4070 
4071 	rmem->nr_pages = RTE_ALIGN_MUL_CEIL(mem_size, BNXT_PAGE_SIZE) /
4072 			 BNXT_PAGE_SIZE;
4073 	rmem->page_size = BNXT_PAGE_SIZE;
4074 	rmem->pg_arr = ctx_pg->ctx_pg_arr;
4075 	rmem->dma_arr = ctx_pg->ctx_dma_arr;
4076 	rmem->flags = BNXT_RMEM_VALID_PTE_FLAG;
4077 
4078 	valid_bits = PTU_PTE_VALID;
4079 
4080 	if (rmem->nr_pages > 1) {
4081 		snprintf(mz_name, RTE_MEMZONE_NAMESIZE,
4082 			 "bnxt_ctx_pg_tbl%s_%x_%d",
4083 			 suffix, idx, bp->eth_dev->data->port_id);
4084 		mz_name[RTE_MEMZONE_NAMESIZE - 1] = 0;
4085 		mz = rte_memzone_lookup(mz_name);
4086 		if (!mz) {
4087 			mz = rte_memzone_reserve_aligned(mz_name,
4088 						rmem->nr_pages * 8,
4089 						SOCKET_ID_ANY,
4090 						RTE_MEMZONE_2MB |
4091 						RTE_MEMZONE_SIZE_HINT_ONLY |
4092 						RTE_MEMZONE_IOVA_CONTIG,
4093 						BNXT_PAGE_SIZE);
4094 			if (mz == NULL)
4095 				return -ENOMEM;
4096 		}
4097 
4098 		memset(mz->addr, 0, mz->len);
4099 		mz_phys_addr = mz->iova;
4100 
4101 		rmem->pg_tbl = mz->addr;
4102 		rmem->pg_tbl_map = mz_phys_addr;
4103 		rmem->pg_tbl_mz = mz;
4104 	}
4105 
4106 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE, "bnxt_ctx_%s_%x_%d",
4107 		 suffix, idx, bp->eth_dev->data->port_id);
4108 	mz = rte_memzone_lookup(mz_name);
4109 	if (!mz) {
4110 		mz = rte_memzone_reserve_aligned(mz_name,
4111 						 mem_size,
4112 						 SOCKET_ID_ANY,
4113 						 RTE_MEMZONE_1GB |
4114 						 RTE_MEMZONE_SIZE_HINT_ONLY |
4115 						 RTE_MEMZONE_IOVA_CONTIG,
4116 						 BNXT_PAGE_SIZE);
4117 		if (mz == NULL)
4118 			return -ENOMEM;
4119 	}
4120 
4121 	memset(mz->addr, 0, mz->len);
4122 	mz_phys_addr = mz->iova;
4123 
4124 	for (sz = 0, i = 0; sz < mem_size; sz += BNXT_PAGE_SIZE, i++) {
4125 		rmem->pg_arr[i] = ((char *)mz->addr) + sz;
4126 		rmem->dma_arr[i] = mz_phys_addr + sz;
4127 
4128 		if (rmem->nr_pages > 1) {
4129 			if (i == rmem->nr_pages - 2 &&
4130 			    (rmem->flags & BNXT_RMEM_RING_PTE_FLAG))
4131 				valid_bits |= PTU_PTE_NEXT_TO_LAST;
4132 			else if (i == rmem->nr_pages - 1 &&
4133 				 (rmem->flags & BNXT_RMEM_RING_PTE_FLAG))
4134 				valid_bits |= PTU_PTE_LAST;
4135 
4136 			rmem->pg_tbl[i] = rte_cpu_to_le_64(rmem->dma_arr[i] |
4137 							   valid_bits);
4138 		}
4139 	}
4140 
4141 	rmem->mz = mz;
4142 	if (rmem->vmem_size)
4143 		rmem->vmem = (void **)mz->addr;
4144 	rmem->dma_arr[0] = mz_phys_addr;
4145 	return 0;
4146 }
4147 
bnxt_free_ctx_mem(struct bnxt * bp)4148 static void bnxt_free_ctx_mem(struct bnxt *bp)
4149 {
4150 	int i;
4151 
4152 	if (!bp->ctx || !(bp->ctx->flags & BNXT_CTX_FLAG_INITED))
4153 		return;
4154 
4155 	bp->ctx->flags &= ~BNXT_CTX_FLAG_INITED;
4156 	rte_memzone_free(bp->ctx->qp_mem.ring_mem.mz);
4157 	rte_memzone_free(bp->ctx->srq_mem.ring_mem.mz);
4158 	rte_memzone_free(bp->ctx->cq_mem.ring_mem.mz);
4159 	rte_memzone_free(bp->ctx->vnic_mem.ring_mem.mz);
4160 	rte_memzone_free(bp->ctx->stat_mem.ring_mem.mz);
4161 	rte_memzone_free(bp->ctx->qp_mem.ring_mem.pg_tbl_mz);
4162 	rte_memzone_free(bp->ctx->srq_mem.ring_mem.pg_tbl_mz);
4163 	rte_memzone_free(bp->ctx->cq_mem.ring_mem.pg_tbl_mz);
4164 	rte_memzone_free(bp->ctx->vnic_mem.ring_mem.pg_tbl_mz);
4165 	rte_memzone_free(bp->ctx->stat_mem.ring_mem.pg_tbl_mz);
4166 
4167 	for (i = 0; i < bp->ctx->tqm_fp_rings_count + 1; i++) {
4168 		if (bp->ctx->tqm_mem[i])
4169 			rte_memzone_free(bp->ctx->tqm_mem[i]->ring_mem.mz);
4170 	}
4171 
4172 	rte_free(bp->ctx);
4173 	bp->ctx = NULL;
4174 }
4175 
4176 #define bnxt_roundup(x, y)   ((((x) + ((y) - 1)) / (y)) * (y))
4177 
4178 #define min_t(type, x, y) ({                    \
4179 	type __min1 = (x);                      \
4180 	type __min2 = (y);                      \
4181 	__min1 < __min2 ? __min1 : __min2; })
4182 
4183 #define max_t(type, x, y) ({                    \
4184 	type __max1 = (x);                      \
4185 	type __max2 = (y);                      \
4186 	__max1 > __max2 ? __max1 : __max2; })
4187 
4188 #define clamp_t(type, _x, min, max)     min_t(type, max_t(type, _x, min), max)
4189 
bnxt_alloc_ctx_mem(struct bnxt * bp)4190 int bnxt_alloc_ctx_mem(struct bnxt *bp)
4191 {
4192 	struct bnxt_ctx_pg_info *ctx_pg;
4193 	struct bnxt_ctx_mem_info *ctx;
4194 	uint32_t mem_size, ena, entries;
4195 	uint32_t entries_sp, min;
4196 	int i, rc;
4197 
4198 	rc = bnxt_hwrm_func_backing_store_qcaps(bp);
4199 	if (rc) {
4200 		PMD_DRV_LOG(ERR, "Query context mem capability failed\n");
4201 		return rc;
4202 	}
4203 	ctx = bp->ctx;
4204 	if (!ctx || (ctx->flags & BNXT_CTX_FLAG_INITED))
4205 		return 0;
4206 
4207 	ctx_pg = &ctx->qp_mem;
4208 	ctx_pg->entries = ctx->qp_min_qp1_entries + ctx->qp_max_l2_entries;
4209 	mem_size = ctx->qp_entry_size * ctx_pg->entries;
4210 	rc = bnxt_alloc_ctx_mem_blk(bp, ctx_pg, mem_size, "qp_mem", 0);
4211 	if (rc)
4212 		return rc;
4213 
4214 	ctx_pg = &ctx->srq_mem;
4215 	ctx_pg->entries = ctx->srq_max_l2_entries;
4216 	mem_size = ctx->srq_entry_size * ctx_pg->entries;
4217 	rc = bnxt_alloc_ctx_mem_blk(bp, ctx_pg, mem_size, "srq_mem", 0);
4218 	if (rc)
4219 		return rc;
4220 
4221 	ctx_pg = &ctx->cq_mem;
4222 	ctx_pg->entries = ctx->cq_max_l2_entries;
4223 	mem_size = ctx->cq_entry_size * ctx_pg->entries;
4224 	rc = bnxt_alloc_ctx_mem_blk(bp, ctx_pg, mem_size, "cq_mem", 0);
4225 	if (rc)
4226 		return rc;
4227 
4228 	ctx_pg = &ctx->vnic_mem;
4229 	ctx_pg->entries = ctx->vnic_max_vnic_entries +
4230 		ctx->vnic_max_ring_table_entries;
4231 	mem_size = ctx->vnic_entry_size * ctx_pg->entries;
4232 	rc = bnxt_alloc_ctx_mem_blk(bp, ctx_pg, mem_size, "vnic_mem", 0);
4233 	if (rc)
4234 		return rc;
4235 
4236 	ctx_pg = &ctx->stat_mem;
4237 	ctx_pg->entries = ctx->stat_max_entries;
4238 	mem_size = ctx->stat_entry_size * ctx_pg->entries;
4239 	rc = bnxt_alloc_ctx_mem_blk(bp, ctx_pg, mem_size, "stat_mem", 0);
4240 	if (rc)
4241 		return rc;
4242 
4243 	min = ctx->tqm_min_entries_per_ring;
4244 
4245 	entries_sp = ctx->qp_max_l2_entries +
4246 		     ctx->vnic_max_vnic_entries +
4247 		     2 * ctx->qp_min_qp1_entries + min;
4248 	entries_sp = bnxt_roundup(entries_sp, ctx->tqm_entries_multiple);
4249 
4250 	entries = ctx->qp_max_l2_entries + ctx->qp_min_qp1_entries;
4251 	entries = bnxt_roundup(entries, ctx->tqm_entries_multiple);
4252 	entries = clamp_t(uint32_t, entries, min,
4253 			  ctx->tqm_max_entries_per_ring);
4254 	for (i = 0, ena = 0; i < ctx->tqm_fp_rings_count + 1; i++) {
4255 		ctx_pg = ctx->tqm_mem[i];
4256 		ctx_pg->entries = i ? entries : entries_sp;
4257 		mem_size = ctx->tqm_entry_size * ctx_pg->entries;
4258 		rc = bnxt_alloc_ctx_mem_blk(bp, ctx_pg, mem_size, "tqm_mem", i);
4259 		if (rc)
4260 			return rc;
4261 		ena |= HWRM_FUNC_BACKING_STORE_CFG_INPUT_ENABLES_TQM_SP << i;
4262 	}
4263 
4264 	ena |= FUNC_BACKING_STORE_CFG_INPUT_DFLT_ENABLES;
4265 	rc = bnxt_hwrm_func_backing_store_cfg(bp, ena);
4266 	if (rc)
4267 		PMD_DRV_LOG(ERR,
4268 			    "Failed to configure context mem: rc = %d\n", rc);
4269 	else
4270 		ctx->flags |= BNXT_CTX_FLAG_INITED;
4271 
4272 	return rc;
4273 }
4274 
bnxt_alloc_stats_mem(struct bnxt * bp)4275 static int bnxt_alloc_stats_mem(struct bnxt *bp)
4276 {
4277 	struct rte_pci_device *pci_dev = bp->pdev;
4278 	char mz_name[RTE_MEMZONE_NAMESIZE];
4279 	const struct rte_memzone *mz = NULL;
4280 	uint32_t total_alloc_len;
4281 	rte_iova_t mz_phys_addr;
4282 
4283 	if (pci_dev->id.device_id == BROADCOM_DEV_ID_NS2)
4284 		return 0;
4285 
4286 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE,
4287 		 "bnxt_" PCI_PRI_FMT "-%s", pci_dev->addr.domain,
4288 		 pci_dev->addr.bus, pci_dev->addr.devid,
4289 		 pci_dev->addr.function, "rx_port_stats");
4290 	mz_name[RTE_MEMZONE_NAMESIZE - 1] = 0;
4291 	mz = rte_memzone_lookup(mz_name);
4292 	total_alloc_len =
4293 		RTE_CACHE_LINE_ROUNDUP(sizeof(struct rx_port_stats) +
4294 				       sizeof(struct rx_port_stats_ext) + 512);
4295 	if (!mz) {
4296 		mz = rte_memzone_reserve(mz_name, total_alloc_len,
4297 					 SOCKET_ID_ANY,
4298 					 RTE_MEMZONE_2MB |
4299 					 RTE_MEMZONE_SIZE_HINT_ONLY |
4300 					 RTE_MEMZONE_IOVA_CONTIG);
4301 		if (mz == NULL)
4302 			return -ENOMEM;
4303 	}
4304 	memset(mz->addr, 0, mz->len);
4305 	mz_phys_addr = mz->iova;
4306 
4307 	bp->rx_mem_zone = (const void *)mz;
4308 	bp->hw_rx_port_stats = mz->addr;
4309 	bp->hw_rx_port_stats_map = mz_phys_addr;
4310 
4311 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE,
4312 		 "bnxt_" PCI_PRI_FMT "-%s", pci_dev->addr.domain,
4313 		 pci_dev->addr.bus, pci_dev->addr.devid,
4314 		 pci_dev->addr.function, "tx_port_stats");
4315 	mz_name[RTE_MEMZONE_NAMESIZE - 1] = 0;
4316 	mz = rte_memzone_lookup(mz_name);
4317 	total_alloc_len =
4318 		RTE_CACHE_LINE_ROUNDUP(sizeof(struct tx_port_stats) +
4319 				       sizeof(struct tx_port_stats_ext) + 512);
4320 	if (!mz) {
4321 		mz = rte_memzone_reserve(mz_name,
4322 					 total_alloc_len,
4323 					 SOCKET_ID_ANY,
4324 					 RTE_MEMZONE_2MB |
4325 					 RTE_MEMZONE_SIZE_HINT_ONLY |
4326 					 RTE_MEMZONE_IOVA_CONTIG);
4327 		if (mz == NULL)
4328 			return -ENOMEM;
4329 	}
4330 	memset(mz->addr, 0, mz->len);
4331 	mz_phys_addr = mz->iova;
4332 
4333 	bp->tx_mem_zone = (const void *)mz;
4334 	bp->hw_tx_port_stats = mz->addr;
4335 	bp->hw_tx_port_stats_map = mz_phys_addr;
4336 	bp->flags |= BNXT_FLAG_PORT_STATS;
4337 
4338 	/* Display extended statistics if FW supports it */
4339 	if (bp->hwrm_spec_code < HWRM_SPEC_CODE_1_8_4 ||
4340 	    bp->hwrm_spec_code == HWRM_SPEC_CODE_1_9_0 ||
4341 	    !(bp->flags & BNXT_FLAG_EXT_STATS_SUPPORTED))
4342 		return 0;
4343 
4344 	bp->hw_rx_port_stats_ext = (void *)
4345 		((uint8_t *)bp->hw_rx_port_stats +
4346 		 sizeof(struct rx_port_stats));
4347 	bp->hw_rx_port_stats_ext_map = bp->hw_rx_port_stats_map +
4348 		sizeof(struct rx_port_stats);
4349 	bp->flags |= BNXT_FLAG_EXT_RX_PORT_STATS;
4350 
4351 	if (bp->hwrm_spec_code < HWRM_SPEC_CODE_1_9_2 ||
4352 	    bp->flags & BNXT_FLAG_EXT_STATS_SUPPORTED) {
4353 		bp->hw_tx_port_stats_ext = (void *)
4354 			((uint8_t *)bp->hw_tx_port_stats +
4355 			 sizeof(struct tx_port_stats));
4356 		bp->hw_tx_port_stats_ext_map =
4357 			bp->hw_tx_port_stats_map +
4358 			sizeof(struct tx_port_stats);
4359 		bp->flags |= BNXT_FLAG_EXT_TX_PORT_STATS;
4360 	}
4361 
4362 	return 0;
4363 }
4364 
bnxt_setup_mac_addr(struct rte_eth_dev * eth_dev)4365 static int bnxt_setup_mac_addr(struct rte_eth_dev *eth_dev)
4366 {
4367 	struct bnxt *bp = eth_dev->data->dev_private;
4368 	int rc = 0;
4369 
4370 	eth_dev->data->mac_addrs = rte_zmalloc("bnxt_mac_addr_tbl",
4371 					       RTE_ETHER_ADDR_LEN *
4372 					       bp->max_l2_ctx,
4373 					       0);
4374 	if (eth_dev->data->mac_addrs == NULL) {
4375 		PMD_DRV_LOG(ERR, "Failed to alloc MAC addr tbl\n");
4376 		return -ENOMEM;
4377 	}
4378 
4379 	if (!BNXT_HAS_DFLT_MAC_SET(bp)) {
4380 		if (BNXT_PF(bp))
4381 			return -EINVAL;
4382 
4383 		/* Generate a random MAC address, if none was assigned by PF */
4384 		PMD_DRV_LOG(INFO, "VF MAC address not assigned by Host PF\n");
4385 		bnxt_eth_hw_addr_random(bp->mac_addr);
4386 		PMD_DRV_LOG(INFO,
4387 			    "Assign random MAC:%02X:%02X:%02X:%02X:%02X:%02X\n",
4388 			    bp->mac_addr[0], bp->mac_addr[1], bp->mac_addr[2],
4389 			    bp->mac_addr[3], bp->mac_addr[4], bp->mac_addr[5]);
4390 
4391 		rc = bnxt_hwrm_set_mac(bp);
4392 		if (rc)
4393 			return rc;
4394 	}
4395 
4396 	/* Copy the permanent MAC from the FUNC_QCAPS response */
4397 	memcpy(&eth_dev->data->mac_addrs[0], bp->mac_addr, RTE_ETHER_ADDR_LEN);
4398 
4399 	return rc;
4400 }
4401 
bnxt_restore_dflt_mac(struct bnxt * bp)4402 static int bnxt_restore_dflt_mac(struct bnxt *bp)
4403 {
4404 	int rc = 0;
4405 
4406 	/* MAC is already configured in FW */
4407 	if (BNXT_HAS_DFLT_MAC_SET(bp))
4408 		return 0;
4409 
4410 	/* Restore the old MAC configured */
4411 	rc = bnxt_hwrm_set_mac(bp);
4412 	if (rc)
4413 		PMD_DRV_LOG(ERR, "Failed to restore MAC address\n");
4414 
4415 	return rc;
4416 }
4417 
bnxt_config_vf_req_fwd(struct bnxt * bp)4418 static void bnxt_config_vf_req_fwd(struct bnxt *bp)
4419 {
4420 	if (!BNXT_PF(bp))
4421 		return;
4422 
4423 	memset(bp->pf->vf_req_fwd, 0, sizeof(bp->pf->vf_req_fwd));
4424 
4425 	if (!(bp->fw_cap & BNXT_FW_CAP_LINK_ADMIN))
4426 		BNXT_HWRM_CMD_TO_FORWARD(HWRM_PORT_PHY_QCFG);
4427 	BNXT_HWRM_CMD_TO_FORWARD(HWRM_FUNC_CFG);
4428 	BNXT_HWRM_CMD_TO_FORWARD(HWRM_FUNC_VF_CFG);
4429 	BNXT_HWRM_CMD_TO_FORWARD(HWRM_CFA_L2_FILTER_ALLOC);
4430 	BNXT_HWRM_CMD_TO_FORWARD(HWRM_OEM_CMD);
4431 }
4432 
4433 uint16_t
bnxt_get_svif(uint16_t port_id,bool func_svif,enum bnxt_ulp_intf_type type)4434 bnxt_get_svif(uint16_t port_id, bool func_svif,
4435 	      enum bnxt_ulp_intf_type type)
4436 {
4437 	struct rte_eth_dev *eth_dev;
4438 	struct bnxt *bp;
4439 
4440 	eth_dev = &rte_eth_devices[port_id];
4441 	if (BNXT_ETH_DEV_IS_REPRESENTOR(eth_dev)) {
4442 		struct bnxt_representor *vfr = eth_dev->data->dev_private;
4443 		if (!vfr)
4444 			return 0;
4445 
4446 		if (type == BNXT_ULP_INTF_TYPE_VF_REP)
4447 			return vfr->svif;
4448 
4449 		eth_dev = vfr->parent_dev;
4450 	}
4451 
4452 	bp = eth_dev->data->dev_private;
4453 
4454 	return func_svif ? bp->func_svif : bp->port_svif;
4455 }
4456 
4457 uint16_t
bnxt_get_vnic_id(uint16_t port,enum bnxt_ulp_intf_type type)4458 bnxt_get_vnic_id(uint16_t port, enum bnxt_ulp_intf_type type)
4459 {
4460 	struct rte_eth_dev *eth_dev;
4461 	struct bnxt_vnic_info *vnic;
4462 	struct bnxt *bp;
4463 
4464 	eth_dev = &rte_eth_devices[port];
4465 	if (BNXT_ETH_DEV_IS_REPRESENTOR(eth_dev)) {
4466 		struct bnxt_representor *vfr = eth_dev->data->dev_private;
4467 		if (!vfr)
4468 			return 0;
4469 
4470 		if (type == BNXT_ULP_INTF_TYPE_VF_REP)
4471 			return vfr->dflt_vnic_id;
4472 
4473 		eth_dev = vfr->parent_dev;
4474 	}
4475 
4476 	bp = eth_dev->data->dev_private;
4477 
4478 	vnic = BNXT_GET_DEFAULT_VNIC(bp);
4479 
4480 	return vnic->fw_vnic_id;
4481 }
4482 
4483 uint16_t
bnxt_get_fw_func_id(uint16_t port,enum bnxt_ulp_intf_type type)4484 bnxt_get_fw_func_id(uint16_t port, enum bnxt_ulp_intf_type type)
4485 {
4486 	struct rte_eth_dev *eth_dev;
4487 	struct bnxt *bp;
4488 
4489 	eth_dev = &rte_eth_devices[port];
4490 	if (BNXT_ETH_DEV_IS_REPRESENTOR(eth_dev)) {
4491 		struct bnxt_representor *vfr = eth_dev->data->dev_private;
4492 		if (!vfr)
4493 			return 0;
4494 
4495 		if (type == BNXT_ULP_INTF_TYPE_VF_REP)
4496 			return vfr->fw_fid;
4497 
4498 		eth_dev = vfr->parent_dev;
4499 	}
4500 
4501 	bp = eth_dev->data->dev_private;
4502 
4503 	return bp->fw_fid;
4504 }
4505 
4506 enum bnxt_ulp_intf_type
bnxt_get_interface_type(uint16_t port)4507 bnxt_get_interface_type(uint16_t port)
4508 {
4509 	struct rte_eth_dev *eth_dev;
4510 	struct bnxt *bp;
4511 
4512 	eth_dev = &rte_eth_devices[port];
4513 	if (BNXT_ETH_DEV_IS_REPRESENTOR(eth_dev))
4514 		return BNXT_ULP_INTF_TYPE_VF_REP;
4515 
4516 	bp = eth_dev->data->dev_private;
4517 	if (BNXT_PF(bp))
4518 		return BNXT_ULP_INTF_TYPE_PF;
4519 	else if (BNXT_VF_IS_TRUSTED(bp))
4520 		return BNXT_ULP_INTF_TYPE_TRUSTED_VF;
4521 	else if (BNXT_VF(bp))
4522 		return BNXT_ULP_INTF_TYPE_VF;
4523 
4524 	return BNXT_ULP_INTF_TYPE_INVALID;
4525 }
4526 
4527 uint16_t
bnxt_get_phy_port_id(uint16_t port_id)4528 bnxt_get_phy_port_id(uint16_t port_id)
4529 {
4530 	struct bnxt_representor *vfr;
4531 	struct rte_eth_dev *eth_dev;
4532 	struct bnxt *bp;
4533 
4534 	eth_dev = &rte_eth_devices[port_id];
4535 	if (BNXT_ETH_DEV_IS_REPRESENTOR(eth_dev)) {
4536 		vfr = eth_dev->data->dev_private;
4537 		if (!vfr)
4538 			return 0;
4539 
4540 		eth_dev = vfr->parent_dev;
4541 	}
4542 
4543 	bp = eth_dev->data->dev_private;
4544 
4545 	return BNXT_PF(bp) ? bp->pf->port_id : bp->parent->port_id;
4546 }
4547 
4548 uint16_t
bnxt_get_parif(uint16_t port_id,enum bnxt_ulp_intf_type type)4549 bnxt_get_parif(uint16_t port_id, enum bnxt_ulp_intf_type type)
4550 {
4551 	struct rte_eth_dev *eth_dev;
4552 	struct bnxt *bp;
4553 
4554 	eth_dev = &rte_eth_devices[port_id];
4555 	if (BNXT_ETH_DEV_IS_REPRESENTOR(eth_dev)) {
4556 		struct bnxt_representor *vfr = eth_dev->data->dev_private;
4557 		if (!vfr)
4558 			return 0;
4559 
4560 		if (type == BNXT_ULP_INTF_TYPE_VF_REP)
4561 			return vfr->fw_fid - 1;
4562 
4563 		eth_dev = vfr->parent_dev;
4564 	}
4565 
4566 	bp = eth_dev->data->dev_private;
4567 
4568 	return BNXT_PF(bp) ? bp->fw_fid - 1 : bp->parent->fid - 1;
4569 }
4570 
4571 uint16_t
bnxt_get_vport(uint16_t port_id)4572 bnxt_get_vport(uint16_t port_id)
4573 {
4574 	return (1 << bnxt_get_phy_port_id(port_id));
4575 }
4576 
bnxt_alloc_error_recovery_info(struct bnxt * bp)4577 static void bnxt_alloc_error_recovery_info(struct bnxt *bp)
4578 {
4579 	struct bnxt_error_recovery_info *info = bp->recovery_info;
4580 
4581 	if (info) {
4582 		if (!(bp->fw_cap & BNXT_FW_CAP_HCOMM_FW_STATUS))
4583 			memset(info, 0, sizeof(*info));
4584 		return;
4585 	}
4586 
4587 	if (!(bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY))
4588 		return;
4589 
4590 	info = rte_zmalloc("bnxt_hwrm_error_recovery_qcfg",
4591 			   sizeof(*info), 0);
4592 	if (!info)
4593 		bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY;
4594 
4595 	bp->recovery_info = info;
4596 }
4597 
bnxt_check_fw_status(struct bnxt * bp)4598 static void bnxt_check_fw_status(struct bnxt *bp)
4599 {
4600 	uint32_t fw_status;
4601 
4602 	if (!(bp->recovery_info &&
4603 	      (bp->fw_cap & BNXT_FW_CAP_HCOMM_FW_STATUS)))
4604 		return;
4605 
4606 	fw_status = bnxt_read_fw_status_reg(bp, BNXT_FW_STATUS_REG);
4607 	if (fw_status != BNXT_FW_STATUS_HEALTHY)
4608 		PMD_DRV_LOG(ERR, "Firmware not responding, status: %#x\n",
4609 			    fw_status);
4610 }
4611 
bnxt_map_hcomm_fw_status_reg(struct bnxt * bp)4612 static int bnxt_map_hcomm_fw_status_reg(struct bnxt *bp)
4613 {
4614 	struct bnxt_error_recovery_info *info = bp->recovery_info;
4615 	uint32_t status_loc;
4616 	uint32_t sig_ver;
4617 
4618 	rte_write32(HCOMM_STATUS_STRUCT_LOC, (uint8_t *)bp->bar0 +
4619 		    BNXT_GRCPF_REG_WINDOW_BASE_OUT + 4);
4620 	sig_ver = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
4621 				   BNXT_GRCP_WINDOW_2_BASE +
4622 				   offsetof(struct hcomm_status,
4623 					    sig_ver)));
4624 	/* If the signature is absent, then FW does not support this feature */
4625 	if ((sig_ver & HCOMM_STATUS_SIGNATURE_MASK) !=
4626 	    HCOMM_STATUS_SIGNATURE_VAL)
4627 		return 0;
4628 
4629 	if (!info) {
4630 		info = rte_zmalloc("bnxt_hwrm_error_recovery_qcfg",
4631 				   sizeof(*info), 0);
4632 		if (!info)
4633 			return -ENOMEM;
4634 		bp->recovery_info = info;
4635 	} else {
4636 		memset(info, 0, sizeof(*info));
4637 	}
4638 
4639 	status_loc = rte_le_to_cpu_32(rte_read32((uint8_t *)bp->bar0 +
4640 				      BNXT_GRCP_WINDOW_2_BASE +
4641 				      offsetof(struct hcomm_status,
4642 					       fw_status_loc)));
4643 
4644 	/* Only pre-map the FW health status GRC register */
4645 	if (BNXT_FW_STATUS_REG_TYPE(status_loc) != BNXT_FW_STATUS_REG_TYPE_GRC)
4646 		return 0;
4647 
4648 	info->status_regs[BNXT_FW_STATUS_REG] = status_loc;
4649 	info->mapped_status_regs[BNXT_FW_STATUS_REG] =
4650 		BNXT_GRCP_WINDOW_2_BASE + (status_loc & BNXT_GRCP_OFFSET_MASK);
4651 
4652 	rte_write32((status_loc & BNXT_GRCP_BASE_MASK), (uint8_t *)bp->bar0 +
4653 		    BNXT_GRCPF_REG_WINDOW_BASE_OUT + 4);
4654 
4655 	bp->fw_cap |= BNXT_FW_CAP_HCOMM_FW_STATUS;
4656 
4657 	return 0;
4658 }
4659 
bnxt_init_fw(struct bnxt * bp)4660 static int bnxt_init_fw(struct bnxt *bp)
4661 {
4662 	uint16_t mtu;
4663 	int rc = 0;
4664 
4665 	bp->fw_cap = 0;
4666 
4667 	rc = bnxt_map_hcomm_fw_status_reg(bp);
4668 	if (rc)
4669 		return rc;
4670 
4671 	rc = bnxt_hwrm_ver_get(bp, DFLT_HWRM_CMD_TIMEOUT);
4672 	if (rc) {
4673 		bnxt_check_fw_status(bp);
4674 		return rc;
4675 	}
4676 
4677 	rc = bnxt_hwrm_func_reset(bp);
4678 	if (rc)
4679 		return -EIO;
4680 
4681 	rc = bnxt_hwrm_vnic_qcaps(bp);
4682 	if (rc)
4683 		return rc;
4684 
4685 	rc = bnxt_hwrm_queue_qportcfg(bp);
4686 	if (rc)
4687 		return rc;
4688 
4689 	/* Get the MAX capabilities for this function.
4690 	 * This function also allocates context memory for TQM rings and
4691 	 * informs the firmware about this allocated backing store memory.
4692 	 */
4693 	rc = bnxt_hwrm_func_qcaps(bp);
4694 	if (rc)
4695 		return rc;
4696 
4697 	rc = bnxt_hwrm_func_qcfg(bp, &mtu);
4698 	if (rc)
4699 		return rc;
4700 
4701 	bnxt_hwrm_port_mac_qcfg(bp);
4702 
4703 	bnxt_hwrm_parent_pf_qcfg(bp);
4704 
4705 	bnxt_hwrm_port_phy_qcaps(bp);
4706 
4707 	bnxt_alloc_error_recovery_info(bp);
4708 	/* Get the adapter error recovery support info */
4709 	rc = bnxt_hwrm_error_recovery_qcfg(bp);
4710 	if (rc)
4711 		bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY;
4712 
4713 	bnxt_hwrm_port_led_qcaps(bp);
4714 
4715 	return 0;
4716 }
4717 
4718 static int
bnxt_init_locks(struct bnxt * bp)4719 bnxt_init_locks(struct bnxt *bp)
4720 {
4721 	int err;
4722 
4723 	err = pthread_mutex_init(&bp->flow_lock, NULL);
4724 	if (err) {
4725 		PMD_DRV_LOG(ERR, "Unable to initialize flow_lock\n");
4726 		return err;
4727 	}
4728 
4729 	err = pthread_mutex_init(&bp->def_cp_lock, NULL);
4730 	if (err)
4731 		PMD_DRV_LOG(ERR, "Unable to initialize def_cp_lock\n");
4732 
4733 	err = pthread_mutex_init(&bp->health_check_lock, NULL);
4734 	if (err)
4735 		PMD_DRV_LOG(ERR, "Unable to initialize health_check_lock\n");
4736 	return err;
4737 }
4738 
bnxt_init_resources(struct bnxt * bp,bool reconfig_dev)4739 static int bnxt_init_resources(struct bnxt *bp, bool reconfig_dev)
4740 {
4741 	int rc = 0;
4742 
4743 	rc = bnxt_init_fw(bp);
4744 	if (rc)
4745 		return rc;
4746 
4747 	if (!reconfig_dev) {
4748 		rc = bnxt_setup_mac_addr(bp->eth_dev);
4749 		if (rc)
4750 			return rc;
4751 	} else {
4752 		rc = bnxt_restore_dflt_mac(bp);
4753 		if (rc)
4754 			return rc;
4755 	}
4756 
4757 	bnxt_config_vf_req_fwd(bp);
4758 
4759 	rc = bnxt_hwrm_func_driver_register(bp);
4760 	if (rc) {
4761 		PMD_DRV_LOG(ERR, "Failed to register driver");
4762 		return -EBUSY;
4763 	}
4764 
4765 	if (BNXT_PF(bp)) {
4766 		if (bp->pdev->max_vfs) {
4767 			rc = bnxt_hwrm_allocate_vfs(bp, bp->pdev->max_vfs);
4768 			if (rc) {
4769 				PMD_DRV_LOG(ERR, "Failed to allocate VFs\n");
4770 				return rc;
4771 			}
4772 		} else {
4773 			rc = bnxt_hwrm_allocate_pf_only(bp);
4774 			if (rc) {
4775 				PMD_DRV_LOG(ERR,
4776 					    "Failed to allocate PF resources");
4777 				return rc;
4778 			}
4779 		}
4780 	}
4781 
4782 	rc = bnxt_alloc_mem(bp, reconfig_dev);
4783 	if (rc)
4784 		return rc;
4785 
4786 	rc = bnxt_setup_int(bp);
4787 	if (rc)
4788 		return rc;
4789 
4790 	rc = bnxt_request_int(bp);
4791 	if (rc)
4792 		return rc;
4793 
4794 	rc = bnxt_init_ctx_mem(bp);
4795 	if (rc) {
4796 		PMD_DRV_LOG(ERR, "Failed to init adv_flow_counters\n");
4797 		return rc;
4798 	}
4799 
4800 	rc = bnxt_init_locks(bp);
4801 	if (rc)
4802 		return rc;
4803 
4804 	return 0;
4805 }
4806 
4807 static int
bnxt_parse_devarg_truflow(__rte_unused const char * key,const char * value,void * opaque_arg)4808 bnxt_parse_devarg_truflow(__rte_unused const char *key,
4809 			  const char *value, void *opaque_arg)
4810 {
4811 	struct bnxt *bp = opaque_arg;
4812 	unsigned long truflow;
4813 	char *end = NULL;
4814 
4815 	if (!value || !opaque_arg) {
4816 		PMD_DRV_LOG(ERR,
4817 			    "Invalid parameter passed to truflow devargs.\n");
4818 		return -EINVAL;
4819 	}
4820 
4821 	truflow = strtoul(value, &end, 10);
4822 	if (end == NULL || *end != '\0' ||
4823 	    (truflow == ULONG_MAX && errno == ERANGE)) {
4824 		PMD_DRV_LOG(ERR,
4825 			    "Invalid parameter passed to truflow devargs.\n");
4826 		return -EINVAL;
4827 	}
4828 
4829 	if (BNXT_DEVARG_TRUFLOW_INVALID(truflow)) {
4830 		PMD_DRV_LOG(ERR,
4831 			    "Invalid value passed to truflow devargs.\n");
4832 		return -EINVAL;
4833 	}
4834 
4835 	if (truflow) {
4836 		bp->flags |= BNXT_FLAG_TRUFLOW_EN;
4837 		PMD_DRV_LOG(INFO, "Host-based truflow feature enabled.\n");
4838 	} else {
4839 		bp->flags &= ~BNXT_FLAG_TRUFLOW_EN;
4840 		PMD_DRV_LOG(INFO, "Host-based truflow feature disabled.\n");
4841 	}
4842 
4843 	return 0;
4844 }
4845 
4846 static int
bnxt_parse_devarg_flow_xstat(__rte_unused const char * key,const char * value,void * opaque_arg)4847 bnxt_parse_devarg_flow_xstat(__rte_unused const char *key,
4848 			     const char *value, void *opaque_arg)
4849 {
4850 	struct bnxt *bp = opaque_arg;
4851 	unsigned long flow_xstat;
4852 	char *end = NULL;
4853 
4854 	if (!value || !opaque_arg) {
4855 		PMD_DRV_LOG(ERR,
4856 			    "Invalid parameter passed to flow_xstat devarg.\n");
4857 		return -EINVAL;
4858 	}
4859 
4860 	flow_xstat = strtoul(value, &end, 10);
4861 	if (end == NULL || *end != '\0' ||
4862 	    (flow_xstat == ULONG_MAX && errno == ERANGE)) {
4863 		PMD_DRV_LOG(ERR,
4864 			    "Invalid parameter passed to flow_xstat devarg.\n");
4865 		return -EINVAL;
4866 	}
4867 
4868 	if (BNXT_DEVARG_FLOW_XSTAT_INVALID(flow_xstat)) {
4869 		PMD_DRV_LOG(ERR,
4870 			    "Invalid value passed to flow_xstat devarg.\n");
4871 		return -EINVAL;
4872 	}
4873 
4874 	bp->flags |= BNXT_FLAG_FLOW_XSTATS_EN;
4875 	if (BNXT_FLOW_XSTATS_EN(bp))
4876 		PMD_DRV_LOG(INFO, "flow_xstat feature enabled.\n");
4877 
4878 	return 0;
4879 }
4880 
4881 static int
bnxt_parse_devarg_max_num_kflows(__rte_unused const char * key,const char * value,void * opaque_arg)4882 bnxt_parse_devarg_max_num_kflows(__rte_unused const char *key,
4883 					const char *value, void *opaque_arg)
4884 {
4885 	struct bnxt *bp = opaque_arg;
4886 	unsigned long max_num_kflows;
4887 	char *end = NULL;
4888 
4889 	if (!value || !opaque_arg) {
4890 		PMD_DRV_LOG(ERR,
4891 			"Invalid parameter passed to max_num_kflows devarg.\n");
4892 		return -EINVAL;
4893 	}
4894 
4895 	max_num_kflows = strtoul(value, &end, 10);
4896 	if (end == NULL || *end != '\0' ||
4897 		(max_num_kflows == ULONG_MAX && errno == ERANGE)) {
4898 		PMD_DRV_LOG(ERR,
4899 			"Invalid parameter passed to max_num_kflows devarg.\n");
4900 		return -EINVAL;
4901 	}
4902 
4903 	if (bnxt_devarg_max_num_kflow_invalid(max_num_kflows)) {
4904 		PMD_DRV_LOG(ERR,
4905 			"Invalid value passed to max_num_kflows devarg.\n");
4906 		return -EINVAL;
4907 	}
4908 
4909 	bp->max_num_kflows = max_num_kflows;
4910 	if (bp->max_num_kflows)
4911 		PMD_DRV_LOG(INFO, "max_num_kflows set as %ldK.\n",
4912 				max_num_kflows);
4913 
4914 	return 0;
4915 }
4916 
4917 static int
bnxt_parse_devarg_rep_is_pf(__rte_unused const char * key,const char * value,void * opaque_arg)4918 bnxt_parse_devarg_rep_is_pf(__rte_unused const char *key,
4919 			    const char *value, void *opaque_arg)
4920 {
4921 	struct bnxt_representor *vfr_bp = opaque_arg;
4922 	unsigned long rep_is_pf;
4923 	char *end = NULL;
4924 
4925 	if (!value || !opaque_arg) {
4926 		PMD_DRV_LOG(ERR,
4927 			    "Invalid parameter passed to rep_is_pf devargs.\n");
4928 		return -EINVAL;
4929 	}
4930 
4931 	rep_is_pf = strtoul(value, &end, 10);
4932 	if (end == NULL || *end != '\0' ||
4933 	    (rep_is_pf == ULONG_MAX && errno == ERANGE)) {
4934 		PMD_DRV_LOG(ERR,
4935 			    "Invalid parameter passed to rep_is_pf devargs.\n");
4936 		return -EINVAL;
4937 	}
4938 
4939 	if (BNXT_DEVARG_REP_IS_PF_INVALID(rep_is_pf)) {
4940 		PMD_DRV_LOG(ERR,
4941 			    "Invalid value passed to rep_is_pf devargs.\n");
4942 		return -EINVAL;
4943 	}
4944 
4945 	vfr_bp->flags |= rep_is_pf;
4946 	if (BNXT_REP_PF(vfr_bp))
4947 		PMD_DRV_LOG(INFO, "PF representor\n");
4948 	else
4949 		PMD_DRV_LOG(INFO, "VF representor\n");
4950 
4951 	return 0;
4952 }
4953 
4954 static int
bnxt_parse_devarg_rep_based_pf(__rte_unused const char * key,const char * value,void * opaque_arg)4955 bnxt_parse_devarg_rep_based_pf(__rte_unused const char *key,
4956 			       const char *value, void *opaque_arg)
4957 {
4958 	struct bnxt_representor *vfr_bp = opaque_arg;
4959 	unsigned long rep_based_pf;
4960 	char *end = NULL;
4961 
4962 	if (!value || !opaque_arg) {
4963 		PMD_DRV_LOG(ERR,
4964 			    "Invalid parameter passed to rep_based_pf "
4965 			    "devargs.\n");
4966 		return -EINVAL;
4967 	}
4968 
4969 	rep_based_pf = strtoul(value, &end, 10);
4970 	if (end == NULL || *end != '\0' ||
4971 	    (rep_based_pf == ULONG_MAX && errno == ERANGE)) {
4972 		PMD_DRV_LOG(ERR,
4973 			    "Invalid parameter passed to rep_based_pf "
4974 			    "devargs.\n");
4975 		return -EINVAL;
4976 	}
4977 
4978 	if (BNXT_DEVARG_REP_BASED_PF_INVALID(rep_based_pf)) {
4979 		PMD_DRV_LOG(ERR,
4980 			    "Invalid value passed to rep_based_pf devargs.\n");
4981 		return -EINVAL;
4982 	}
4983 
4984 	vfr_bp->rep_based_pf = rep_based_pf;
4985 	vfr_bp->flags |= BNXT_REP_BASED_PF_VALID;
4986 
4987 	PMD_DRV_LOG(INFO, "rep-based-pf = %d\n", vfr_bp->rep_based_pf);
4988 
4989 	return 0;
4990 }
4991 
4992 static int
bnxt_parse_devarg_rep_q_r2f(__rte_unused const char * key,const char * value,void * opaque_arg)4993 bnxt_parse_devarg_rep_q_r2f(__rte_unused const char *key,
4994 			    const char *value, void *opaque_arg)
4995 {
4996 	struct bnxt_representor *vfr_bp = opaque_arg;
4997 	unsigned long rep_q_r2f;
4998 	char *end = NULL;
4999 
5000 	if (!value || !opaque_arg) {
5001 		PMD_DRV_LOG(ERR,
5002 			    "Invalid parameter passed to rep_q_r2f "
5003 			    "devargs.\n");
5004 		return -EINVAL;
5005 	}
5006 
5007 	rep_q_r2f = strtoul(value, &end, 10);
5008 	if (end == NULL || *end != '\0' ||
5009 	    (rep_q_r2f == ULONG_MAX && errno == ERANGE)) {
5010 		PMD_DRV_LOG(ERR,
5011 			    "Invalid parameter passed to rep_q_r2f "
5012 			    "devargs.\n");
5013 		return -EINVAL;
5014 	}
5015 
5016 	if (BNXT_DEVARG_REP_Q_R2F_INVALID(rep_q_r2f)) {
5017 		PMD_DRV_LOG(ERR,
5018 			    "Invalid value passed to rep_q_r2f devargs.\n");
5019 		return -EINVAL;
5020 	}
5021 
5022 	vfr_bp->rep_q_r2f = rep_q_r2f;
5023 	vfr_bp->flags |= BNXT_REP_Q_R2F_VALID;
5024 	PMD_DRV_LOG(INFO, "rep-q-r2f = %d\n", vfr_bp->rep_q_r2f);
5025 
5026 	return 0;
5027 }
5028 
5029 static int
bnxt_parse_devarg_rep_q_f2r(__rte_unused const char * key,const char * value,void * opaque_arg)5030 bnxt_parse_devarg_rep_q_f2r(__rte_unused const char *key,
5031 			    const char *value, void *opaque_arg)
5032 {
5033 	struct bnxt_representor *vfr_bp = opaque_arg;
5034 	unsigned long rep_q_f2r;
5035 	char *end = NULL;
5036 
5037 	if (!value || !opaque_arg) {
5038 		PMD_DRV_LOG(ERR,
5039 			    "Invalid parameter passed to rep_q_f2r "
5040 			    "devargs.\n");
5041 		return -EINVAL;
5042 	}
5043 
5044 	rep_q_f2r = strtoul(value, &end, 10);
5045 	if (end == NULL || *end != '\0' ||
5046 	    (rep_q_f2r == ULONG_MAX && errno == ERANGE)) {
5047 		PMD_DRV_LOG(ERR,
5048 			    "Invalid parameter passed to rep_q_f2r "
5049 			    "devargs.\n");
5050 		return -EINVAL;
5051 	}
5052 
5053 	if (BNXT_DEVARG_REP_Q_F2R_INVALID(rep_q_f2r)) {
5054 		PMD_DRV_LOG(ERR,
5055 			    "Invalid value passed to rep_q_f2r devargs.\n");
5056 		return -EINVAL;
5057 	}
5058 
5059 	vfr_bp->rep_q_f2r = rep_q_f2r;
5060 	vfr_bp->flags |= BNXT_REP_Q_F2R_VALID;
5061 	PMD_DRV_LOG(INFO, "rep-q-f2r = %d\n", vfr_bp->rep_q_f2r);
5062 
5063 	return 0;
5064 }
5065 
5066 static int
bnxt_parse_devarg_rep_fc_r2f(__rte_unused const char * key,const char * value,void * opaque_arg)5067 bnxt_parse_devarg_rep_fc_r2f(__rte_unused const char *key,
5068 			     const char *value, void *opaque_arg)
5069 {
5070 	struct bnxt_representor *vfr_bp = opaque_arg;
5071 	unsigned long rep_fc_r2f;
5072 	char *end = NULL;
5073 
5074 	if (!value || !opaque_arg) {
5075 		PMD_DRV_LOG(ERR,
5076 			    "Invalid parameter passed to rep_fc_r2f "
5077 			    "devargs.\n");
5078 		return -EINVAL;
5079 	}
5080 
5081 	rep_fc_r2f = strtoul(value, &end, 10);
5082 	if (end == NULL || *end != '\0' ||
5083 	    (rep_fc_r2f == ULONG_MAX && errno == ERANGE)) {
5084 		PMD_DRV_LOG(ERR,
5085 			    "Invalid parameter passed to rep_fc_r2f "
5086 			    "devargs.\n");
5087 		return -EINVAL;
5088 	}
5089 
5090 	if (BNXT_DEVARG_REP_FC_R2F_INVALID(rep_fc_r2f)) {
5091 		PMD_DRV_LOG(ERR,
5092 			    "Invalid value passed to rep_fc_r2f devargs.\n");
5093 		return -EINVAL;
5094 	}
5095 
5096 	vfr_bp->flags |= BNXT_REP_FC_R2F_VALID;
5097 	vfr_bp->rep_fc_r2f = rep_fc_r2f;
5098 	PMD_DRV_LOG(INFO, "rep-fc-r2f = %lu\n", rep_fc_r2f);
5099 
5100 	return 0;
5101 }
5102 
5103 static int
bnxt_parse_devarg_rep_fc_f2r(__rte_unused const char * key,const char * value,void * opaque_arg)5104 bnxt_parse_devarg_rep_fc_f2r(__rte_unused const char *key,
5105 			     const char *value, void *opaque_arg)
5106 {
5107 	struct bnxt_representor *vfr_bp = opaque_arg;
5108 	unsigned long rep_fc_f2r;
5109 	char *end = NULL;
5110 
5111 	if (!value || !opaque_arg) {
5112 		PMD_DRV_LOG(ERR,
5113 			    "Invalid parameter passed to rep_fc_f2r "
5114 			    "devargs.\n");
5115 		return -EINVAL;
5116 	}
5117 
5118 	rep_fc_f2r = strtoul(value, &end, 10);
5119 	if (end == NULL || *end != '\0' ||
5120 	    (rep_fc_f2r == ULONG_MAX && errno == ERANGE)) {
5121 		PMD_DRV_LOG(ERR,
5122 			    "Invalid parameter passed to rep_fc_f2r "
5123 			    "devargs.\n");
5124 		return -EINVAL;
5125 	}
5126 
5127 	if (BNXT_DEVARG_REP_FC_F2R_INVALID(rep_fc_f2r)) {
5128 		PMD_DRV_LOG(ERR,
5129 			    "Invalid value passed to rep_fc_f2r devargs.\n");
5130 		return -EINVAL;
5131 	}
5132 
5133 	vfr_bp->flags |= BNXT_REP_FC_F2R_VALID;
5134 	vfr_bp->rep_fc_f2r = rep_fc_f2r;
5135 	PMD_DRV_LOG(INFO, "rep-fc-f2r = %lu\n", rep_fc_f2r);
5136 
5137 	return 0;
5138 }
5139 
5140 static void
bnxt_parse_dev_args(struct bnxt * bp,struct rte_devargs * devargs)5141 bnxt_parse_dev_args(struct bnxt *bp, struct rte_devargs *devargs)
5142 {
5143 	struct rte_kvargs *kvlist;
5144 
5145 	if (devargs == NULL)
5146 		return;
5147 
5148 	kvlist = rte_kvargs_parse(devargs->args, bnxt_dev_args);
5149 	if (kvlist == NULL)
5150 		return;
5151 
5152 	/*
5153 	 * Handler for "truflow" devarg.
5154 	 * Invoked as for ex: "-a 0000:00:0d.0,host-based-truflow=1"
5155 	 */
5156 	rte_kvargs_process(kvlist, BNXT_DEVARG_TRUFLOW,
5157 			   bnxt_parse_devarg_truflow, bp);
5158 
5159 	/*
5160 	 * Handler for "flow_xstat" devarg.
5161 	 * Invoked as for ex: "-a 0000:00:0d.0,flow_xstat=1"
5162 	 */
5163 	rte_kvargs_process(kvlist, BNXT_DEVARG_FLOW_XSTAT,
5164 			   bnxt_parse_devarg_flow_xstat, bp);
5165 
5166 	/*
5167 	 * Handler for "max_num_kflows" devarg.
5168 	 * Invoked as for ex: "-a 000:00:0d.0,max_num_kflows=32"
5169 	 */
5170 	rte_kvargs_process(kvlist, BNXT_DEVARG_MAX_NUM_KFLOWS,
5171 			   bnxt_parse_devarg_max_num_kflows, bp);
5172 
5173 	rte_kvargs_free(kvlist);
5174 }
5175 
bnxt_alloc_switch_domain(struct bnxt * bp)5176 static int bnxt_alloc_switch_domain(struct bnxt *bp)
5177 {
5178 	int rc = 0;
5179 
5180 	if (BNXT_PF(bp) || BNXT_VF_IS_TRUSTED(bp)) {
5181 		rc = rte_eth_switch_domain_alloc(&bp->switch_domain_id);
5182 		if (rc)
5183 			PMD_DRV_LOG(ERR,
5184 				    "Failed to alloc switch domain: %d\n", rc);
5185 		else
5186 			PMD_DRV_LOG(INFO,
5187 				    "Switch domain allocated %d\n",
5188 				    bp->switch_domain_id);
5189 	}
5190 
5191 	return rc;
5192 }
5193 
5194 static int
bnxt_dev_init(struct rte_eth_dev * eth_dev,void * params __rte_unused)5195 bnxt_dev_init(struct rte_eth_dev *eth_dev, void *params __rte_unused)
5196 {
5197 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
5198 	static int version_printed;
5199 	struct bnxt *bp;
5200 	int rc;
5201 
5202 	if (version_printed++ == 0)
5203 		PMD_DRV_LOG(INFO, "%s\n", bnxt_version);
5204 
5205 	eth_dev->dev_ops = &bnxt_dev_ops;
5206 	eth_dev->rx_queue_count = bnxt_rx_queue_count_op;
5207 	eth_dev->rx_descriptor_status = bnxt_rx_descriptor_status_op;
5208 	eth_dev->tx_descriptor_status = bnxt_tx_descriptor_status_op;
5209 	eth_dev->rx_pkt_burst = &bnxt_recv_pkts;
5210 	eth_dev->tx_pkt_burst = &bnxt_xmit_pkts;
5211 
5212 	/*
5213 	 * For secondary processes, we don't initialise any further
5214 	 * as primary has already done this work.
5215 	 */
5216 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
5217 		return 0;
5218 
5219 	rte_eth_copy_pci_info(eth_dev, pci_dev);
5220 	eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
5221 
5222 	bp = eth_dev->data->dev_private;
5223 
5224 	/* Parse dev arguments passed on when starting the DPDK application. */
5225 	bnxt_parse_dev_args(bp, pci_dev->device.devargs);
5226 
5227 	bp->flags &= ~BNXT_FLAG_RX_VECTOR_PKT_MODE;
5228 
5229 	if (bnxt_vf_pciid(pci_dev->id.device_id))
5230 		bp->flags |= BNXT_FLAG_VF;
5231 
5232 	if (bnxt_thor_device(pci_dev->id.device_id))
5233 		bp->flags |= BNXT_FLAG_THOR_CHIP;
5234 
5235 	if (pci_dev->id.device_id == BROADCOM_DEV_ID_58802 ||
5236 	    pci_dev->id.device_id == BROADCOM_DEV_ID_58804 ||
5237 	    pci_dev->id.device_id == BROADCOM_DEV_ID_58808 ||
5238 	    pci_dev->id.device_id == BROADCOM_DEV_ID_58802_VF)
5239 		bp->flags |= BNXT_FLAG_STINGRAY;
5240 
5241 	if (BNXT_TRUFLOW_EN(bp)) {
5242 		/* extra mbuf field is required to store CFA code from mark */
5243 		static const struct rte_mbuf_dynfield bnxt_cfa_code_dynfield_desc = {
5244 			.name = RTE_PMD_BNXT_CFA_CODE_DYNFIELD_NAME,
5245 			.size = sizeof(bnxt_cfa_code_dynfield_t),
5246 			.align = __alignof__(bnxt_cfa_code_dynfield_t),
5247 		};
5248 		bnxt_cfa_code_dynfield_offset =
5249 			rte_mbuf_dynfield_register(&bnxt_cfa_code_dynfield_desc);
5250 		if (bnxt_cfa_code_dynfield_offset < 0) {
5251 			PMD_DRV_LOG(ERR,
5252 			    "Failed to register mbuf field for TruFlow mark\n");
5253 			return -rte_errno;
5254 		}
5255 	}
5256 
5257 	rc = bnxt_init_board(eth_dev);
5258 	if (rc) {
5259 		PMD_DRV_LOG(ERR,
5260 			    "Failed to initialize board rc: %x\n", rc);
5261 		return rc;
5262 	}
5263 
5264 	rc = bnxt_alloc_pf_info(bp);
5265 	if (rc)
5266 		goto error_free;
5267 
5268 	rc = bnxt_alloc_link_info(bp);
5269 	if (rc)
5270 		goto error_free;
5271 
5272 	rc = bnxt_alloc_parent_info(bp);
5273 	if (rc)
5274 		goto error_free;
5275 
5276 	rc = bnxt_alloc_hwrm_resources(bp);
5277 	if (rc) {
5278 		PMD_DRV_LOG(ERR,
5279 			    "Failed to allocate hwrm resource rc: %x\n", rc);
5280 		goto error_free;
5281 	}
5282 	rc = bnxt_alloc_leds_info(bp);
5283 	if (rc)
5284 		goto error_free;
5285 
5286 	rc = bnxt_alloc_cos_queues(bp);
5287 	if (rc)
5288 		goto error_free;
5289 
5290 	rc = bnxt_init_resources(bp, false);
5291 	if (rc)
5292 		goto error_free;
5293 
5294 	rc = bnxt_alloc_stats_mem(bp);
5295 	if (rc)
5296 		goto error_free;
5297 
5298 	bnxt_alloc_switch_domain(bp);
5299 
5300 	PMD_DRV_LOG(INFO,
5301 		    DRV_MODULE_NAME "found at mem %" PRIX64 ", node addr %pM\n",
5302 		    pci_dev->mem_resource[0].phys_addr,
5303 		    pci_dev->mem_resource[0].addr);
5304 
5305 	return 0;
5306 
5307 error_free:
5308 	bnxt_dev_uninit(eth_dev);
5309 	return rc;
5310 }
5311 
5312 
bnxt_free_ctx_mem_buf(struct bnxt_ctx_mem_buf_info * ctx)5313 static void bnxt_free_ctx_mem_buf(struct bnxt_ctx_mem_buf_info *ctx)
5314 {
5315 	if (!ctx)
5316 		return;
5317 
5318 	if (ctx->va)
5319 		rte_free(ctx->va);
5320 
5321 	ctx->va = NULL;
5322 	ctx->dma = RTE_BAD_IOVA;
5323 	ctx->ctx_id = BNXT_CTX_VAL_INVAL;
5324 }
5325 
bnxt_unregister_fc_ctx_mem(struct bnxt * bp)5326 static void bnxt_unregister_fc_ctx_mem(struct bnxt *bp)
5327 {
5328 	bnxt_hwrm_cfa_counter_cfg(bp, BNXT_DIR_RX,
5329 				  CFA_COUNTER_CFG_IN_COUNTER_TYPE_FC,
5330 				  bp->flow_stat->rx_fc_out_tbl.ctx_id,
5331 				  bp->flow_stat->max_fc,
5332 				  false);
5333 
5334 	bnxt_hwrm_cfa_counter_cfg(bp, BNXT_DIR_TX,
5335 				  CFA_COUNTER_CFG_IN_COUNTER_TYPE_FC,
5336 				  bp->flow_stat->tx_fc_out_tbl.ctx_id,
5337 				  bp->flow_stat->max_fc,
5338 				  false);
5339 
5340 	if (bp->flow_stat->rx_fc_in_tbl.ctx_id != BNXT_CTX_VAL_INVAL)
5341 		bnxt_hwrm_ctx_unrgtr(bp, bp->flow_stat->rx_fc_in_tbl.ctx_id);
5342 	bp->flow_stat->rx_fc_in_tbl.ctx_id = BNXT_CTX_VAL_INVAL;
5343 
5344 	if (bp->flow_stat->rx_fc_out_tbl.ctx_id != BNXT_CTX_VAL_INVAL)
5345 		bnxt_hwrm_ctx_unrgtr(bp, bp->flow_stat->rx_fc_out_tbl.ctx_id);
5346 	bp->flow_stat->rx_fc_out_tbl.ctx_id = BNXT_CTX_VAL_INVAL;
5347 
5348 	if (bp->flow_stat->tx_fc_in_tbl.ctx_id != BNXT_CTX_VAL_INVAL)
5349 		bnxt_hwrm_ctx_unrgtr(bp, bp->flow_stat->tx_fc_in_tbl.ctx_id);
5350 	bp->flow_stat->tx_fc_in_tbl.ctx_id = BNXT_CTX_VAL_INVAL;
5351 
5352 	if (bp->flow_stat->tx_fc_out_tbl.ctx_id != BNXT_CTX_VAL_INVAL)
5353 		bnxt_hwrm_ctx_unrgtr(bp, bp->flow_stat->tx_fc_out_tbl.ctx_id);
5354 	bp->flow_stat->tx_fc_out_tbl.ctx_id = BNXT_CTX_VAL_INVAL;
5355 }
5356 
bnxt_uninit_fc_ctx_mem(struct bnxt * bp)5357 static void bnxt_uninit_fc_ctx_mem(struct bnxt *bp)
5358 {
5359 	bnxt_unregister_fc_ctx_mem(bp);
5360 
5361 	bnxt_free_ctx_mem_buf(&bp->flow_stat->rx_fc_in_tbl);
5362 	bnxt_free_ctx_mem_buf(&bp->flow_stat->rx_fc_out_tbl);
5363 	bnxt_free_ctx_mem_buf(&bp->flow_stat->tx_fc_in_tbl);
5364 	bnxt_free_ctx_mem_buf(&bp->flow_stat->tx_fc_out_tbl);
5365 }
5366 
bnxt_uninit_ctx_mem(struct bnxt * bp)5367 static void bnxt_uninit_ctx_mem(struct bnxt *bp)
5368 {
5369 	if (BNXT_FLOW_XSTATS_EN(bp))
5370 		bnxt_uninit_fc_ctx_mem(bp);
5371 }
5372 
5373 static void
bnxt_free_error_recovery_info(struct bnxt * bp)5374 bnxt_free_error_recovery_info(struct bnxt *bp)
5375 {
5376 	rte_free(bp->recovery_info);
5377 	bp->recovery_info = NULL;
5378 	bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY;
5379 }
5380 
5381 static void
bnxt_uninit_locks(struct bnxt * bp)5382 bnxt_uninit_locks(struct bnxt *bp)
5383 {
5384 	pthread_mutex_destroy(&bp->flow_lock);
5385 	pthread_mutex_destroy(&bp->def_cp_lock);
5386 	pthread_mutex_destroy(&bp->health_check_lock);
5387 	if (bp->rep_info) {
5388 		pthread_mutex_destroy(&bp->rep_info->vfr_lock);
5389 		pthread_mutex_destroy(&bp->rep_info->vfr_start_lock);
5390 	}
5391 }
5392 
5393 static int
bnxt_uninit_resources(struct bnxt * bp,bool reconfig_dev)5394 bnxt_uninit_resources(struct bnxt *bp, bool reconfig_dev)
5395 {
5396 	int rc;
5397 
5398 	bnxt_free_int(bp);
5399 	bnxt_free_mem(bp, reconfig_dev);
5400 
5401 	bnxt_hwrm_func_buf_unrgtr(bp);
5402 	rte_free(bp->pf->vf_req_buf);
5403 
5404 	rc = bnxt_hwrm_func_driver_unregister(bp, 0);
5405 	bp->flags &= ~BNXT_FLAG_REGISTERED;
5406 	bnxt_free_ctx_mem(bp);
5407 	if (!reconfig_dev) {
5408 		bnxt_free_hwrm_resources(bp);
5409 		bnxt_free_error_recovery_info(bp);
5410 	}
5411 
5412 	bnxt_uninit_ctx_mem(bp);
5413 
5414 	bnxt_uninit_locks(bp);
5415 	bnxt_free_flow_stats_info(bp);
5416 	bnxt_free_rep_info(bp);
5417 	rte_free(bp->ptp_cfg);
5418 	bp->ptp_cfg = NULL;
5419 	return rc;
5420 }
5421 
5422 static int
bnxt_dev_uninit(struct rte_eth_dev * eth_dev)5423 bnxt_dev_uninit(struct rte_eth_dev *eth_dev)
5424 {
5425 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
5426 		return -EPERM;
5427 
5428 	PMD_DRV_LOG(DEBUG, "Calling Device uninit\n");
5429 
5430 	if (eth_dev->state != RTE_ETH_DEV_UNUSED)
5431 		bnxt_dev_close_op(eth_dev);
5432 
5433 	return 0;
5434 }
5435 
bnxt_pci_remove_dev_with_reps(struct rte_eth_dev * eth_dev)5436 static int bnxt_pci_remove_dev_with_reps(struct rte_eth_dev *eth_dev)
5437 {
5438 	struct bnxt *bp = eth_dev->data->dev_private;
5439 	struct rte_eth_dev *vf_rep_eth_dev;
5440 	int ret = 0, i;
5441 
5442 	if (!bp)
5443 		return -EINVAL;
5444 
5445 	for (i = 0; i < bp->num_reps; i++) {
5446 		vf_rep_eth_dev = bp->rep_info[i].vfr_eth_dev;
5447 		if (!vf_rep_eth_dev)
5448 			continue;
5449 		PMD_DRV_LOG(DEBUG, "BNXT Port:%d VFR pci remove\n",
5450 			    vf_rep_eth_dev->data->port_id);
5451 		rte_eth_dev_destroy(vf_rep_eth_dev, bnxt_representor_uninit);
5452 	}
5453 	PMD_DRV_LOG(DEBUG, "BNXT Port:%d pci remove\n",
5454 		    eth_dev->data->port_id);
5455 	ret = rte_eth_dev_destroy(eth_dev, bnxt_dev_uninit);
5456 
5457 	return ret;
5458 }
5459 
bnxt_free_rep_info(struct bnxt * bp)5460 static void bnxt_free_rep_info(struct bnxt *bp)
5461 {
5462 	rte_free(bp->rep_info);
5463 	bp->rep_info = NULL;
5464 	rte_free(bp->cfa_code_map);
5465 	bp->cfa_code_map = NULL;
5466 }
5467 
bnxt_init_rep_info(struct bnxt * bp)5468 static int bnxt_init_rep_info(struct bnxt *bp)
5469 {
5470 	int i = 0, rc;
5471 
5472 	if (bp->rep_info)
5473 		return 0;
5474 
5475 	bp->rep_info = rte_zmalloc("bnxt_rep_info",
5476 				   sizeof(bp->rep_info[0]) * BNXT_MAX_VF_REPS,
5477 				   0);
5478 	if (!bp->rep_info) {
5479 		PMD_DRV_LOG(ERR, "Failed to alloc memory for rep info\n");
5480 		return -ENOMEM;
5481 	}
5482 	bp->cfa_code_map = rte_zmalloc("bnxt_cfa_code_map",
5483 				       sizeof(*bp->cfa_code_map) *
5484 				       BNXT_MAX_CFA_CODE, 0);
5485 	if (!bp->cfa_code_map) {
5486 		PMD_DRV_LOG(ERR, "Failed to alloc memory for cfa_code_map\n");
5487 		bnxt_free_rep_info(bp);
5488 		return -ENOMEM;
5489 	}
5490 
5491 	for (i = 0; i < BNXT_MAX_CFA_CODE; i++)
5492 		bp->cfa_code_map[i] = BNXT_VF_IDX_INVALID;
5493 
5494 	rc = pthread_mutex_init(&bp->rep_info->vfr_lock, NULL);
5495 	if (rc) {
5496 		PMD_DRV_LOG(ERR, "Unable to initialize vfr_lock\n");
5497 		bnxt_free_rep_info(bp);
5498 		return rc;
5499 	}
5500 
5501 	rc = pthread_mutex_init(&bp->rep_info->vfr_start_lock, NULL);
5502 	if (rc) {
5503 		PMD_DRV_LOG(ERR, "Unable to initialize vfr_start_lock\n");
5504 		bnxt_free_rep_info(bp);
5505 		return rc;
5506 	}
5507 
5508 	return rc;
5509 }
5510 
bnxt_rep_port_probe(struct rte_pci_device * pci_dev,struct rte_eth_devargs * eth_da,struct rte_eth_dev * backing_eth_dev,const char * dev_args)5511 static int bnxt_rep_port_probe(struct rte_pci_device *pci_dev,
5512 			       struct rte_eth_devargs *eth_da,
5513 			       struct rte_eth_dev *backing_eth_dev,
5514 			       const char *dev_args)
5515 {
5516 	struct rte_eth_dev *vf_rep_eth_dev;
5517 	char name[RTE_ETH_NAME_MAX_LEN];
5518 	struct bnxt *backing_bp;
5519 	uint16_t num_rep;
5520 	int i, ret = 0;
5521 	struct rte_kvargs *kvlist = NULL;
5522 
5523 	num_rep = eth_da->nb_representor_ports;
5524 	if (num_rep > BNXT_MAX_VF_REPS) {
5525 		PMD_DRV_LOG(ERR, "nb_representor_ports = %d > %d MAX VF REPS\n",
5526 			    num_rep, BNXT_MAX_VF_REPS);
5527 		return -EINVAL;
5528 	}
5529 
5530 	if (num_rep >= RTE_MAX_ETHPORTS) {
5531 		PMD_DRV_LOG(ERR,
5532 			    "nb_representor_ports = %d > %d MAX ETHPORTS\n",
5533 			    num_rep, RTE_MAX_ETHPORTS);
5534 		return -EINVAL;
5535 	}
5536 
5537 	backing_bp = backing_eth_dev->data->dev_private;
5538 
5539 	if (!(BNXT_PF(backing_bp) || BNXT_VF_IS_TRUSTED(backing_bp))) {
5540 		PMD_DRV_LOG(ERR,
5541 			    "Not a PF or trusted VF. No Representor support\n");
5542 		/* Returning an error is not an option.
5543 		 * Applications are not handling this correctly
5544 		 */
5545 		return 0;
5546 	}
5547 
5548 	if (bnxt_init_rep_info(backing_bp))
5549 		return 0;
5550 
5551 	for (i = 0; i < num_rep; i++) {
5552 		struct bnxt_representor representor = {
5553 			.vf_id = eth_da->representor_ports[i],
5554 			.switch_domain_id = backing_bp->switch_domain_id,
5555 			.parent_dev = backing_eth_dev
5556 		};
5557 
5558 		if (representor.vf_id >= BNXT_MAX_VF_REPS) {
5559 			PMD_DRV_LOG(ERR, "VF-Rep id %d >= %d MAX VF ID\n",
5560 				    representor.vf_id, BNXT_MAX_VF_REPS);
5561 			continue;
5562 		}
5563 
5564 		/* representor port net_bdf_port */
5565 		snprintf(name, sizeof(name), "net_%s_representor_%d",
5566 			 pci_dev->device.name, eth_da->representor_ports[i]);
5567 
5568 		kvlist = rte_kvargs_parse(dev_args, bnxt_dev_args);
5569 		if (kvlist) {
5570 			/*
5571 			 * Handler for "rep_is_pf" devarg.
5572 			 * Invoked as for ex: "-a 000:00:0d.0,
5573 			 * rep-based-pf=<pf index> rep-is-pf=<VF=0 or PF=1>"
5574 			 */
5575 			ret = rte_kvargs_process(kvlist, BNXT_DEVARG_REP_IS_PF,
5576 						 bnxt_parse_devarg_rep_is_pf,
5577 						 (void *)&representor);
5578 			if (ret) {
5579 				ret = -EINVAL;
5580 				goto err;
5581 			}
5582 			/*
5583 			 * Handler for "rep_based_pf" devarg.
5584 			 * Invoked as for ex: "-a 000:00:0d.0,
5585 			 * rep-based-pf=<pf index> rep-is-pf=<VF=0 or PF=1>"
5586 			 */
5587 			ret = rte_kvargs_process(kvlist,
5588 						 BNXT_DEVARG_REP_BASED_PF,
5589 						 bnxt_parse_devarg_rep_based_pf,
5590 						 (void *)&representor);
5591 			if (ret) {
5592 				ret = -EINVAL;
5593 				goto err;
5594 			}
5595 			/*
5596 			 * Handler for "rep_based_pf" devarg.
5597 			 * Invoked as for ex: "-a 000:00:0d.0,
5598 			 * rep-based-pf=<pf index> rep-is-pf=<VF=0 or PF=1>"
5599 			 */
5600 			ret = rte_kvargs_process(kvlist, BNXT_DEVARG_REP_Q_R2F,
5601 						 bnxt_parse_devarg_rep_q_r2f,
5602 						 (void *)&representor);
5603 			if (ret) {
5604 				ret = -EINVAL;
5605 				goto err;
5606 			}
5607 			/*
5608 			 * Handler for "rep_based_pf" devarg.
5609 			 * Invoked as for ex: "-a 000:00:0d.0,
5610 			 * rep-based-pf=<pf index> rep-is-pf=<VF=0 or PF=1>"
5611 			 */
5612 			ret = rte_kvargs_process(kvlist, BNXT_DEVARG_REP_Q_F2R,
5613 						 bnxt_parse_devarg_rep_q_f2r,
5614 						 (void *)&representor);
5615 			if (ret) {
5616 				ret = -EINVAL;
5617 				goto err;
5618 			}
5619 			/*
5620 			 * Handler for "rep_based_pf" devarg.
5621 			 * Invoked as for ex: "-a 000:00:0d.0,
5622 			 * rep-based-pf=<pf index> rep-is-pf=<VF=0 or PF=1>"
5623 			 */
5624 			ret = rte_kvargs_process(kvlist, BNXT_DEVARG_REP_FC_R2F,
5625 						 bnxt_parse_devarg_rep_fc_r2f,
5626 						 (void *)&representor);
5627 			if (ret) {
5628 				ret = -EINVAL;
5629 				goto err;
5630 			}
5631 			/*
5632 			 * Handler for "rep_based_pf" devarg.
5633 			 * Invoked as for ex: "-a 000:00:0d.0,
5634 			 * rep-based-pf=<pf index> rep-is-pf=<VF=0 or PF=1>"
5635 			 */
5636 			ret = rte_kvargs_process(kvlist, BNXT_DEVARG_REP_FC_F2R,
5637 						 bnxt_parse_devarg_rep_fc_f2r,
5638 						 (void *)&representor);
5639 			if (ret) {
5640 				ret = -EINVAL;
5641 				goto err;
5642 			}
5643 		}
5644 
5645 		ret = rte_eth_dev_create(&pci_dev->device, name,
5646 					 sizeof(struct bnxt_representor),
5647 					 NULL, NULL,
5648 					 bnxt_representor_init,
5649 					 &representor);
5650 		if (ret) {
5651 			PMD_DRV_LOG(ERR, "failed to create bnxt vf "
5652 				    "representor %s.", name);
5653 			goto err;
5654 		}
5655 
5656 		vf_rep_eth_dev = rte_eth_dev_allocated(name);
5657 		if (!vf_rep_eth_dev) {
5658 			PMD_DRV_LOG(ERR, "Failed to find the eth_dev"
5659 				    " for VF-Rep: %s.", name);
5660 			ret = -ENODEV;
5661 			goto err;
5662 		}
5663 
5664 		PMD_DRV_LOG(DEBUG, "BNXT Port:%d VFR pci probe\n",
5665 			    backing_eth_dev->data->port_id);
5666 		backing_bp->rep_info[representor.vf_id].vfr_eth_dev =
5667 							 vf_rep_eth_dev;
5668 		backing_bp->num_reps++;
5669 
5670 	}
5671 
5672 	rte_kvargs_free(kvlist);
5673 	return 0;
5674 
5675 err:
5676 	/* If num_rep > 1, then rollback already created
5677 	 * ports, since we'll be failing the probe anyway
5678 	 */
5679 	if (num_rep > 1)
5680 		bnxt_pci_remove_dev_with_reps(backing_eth_dev);
5681 	rte_errno = -ret;
5682 	rte_kvargs_free(kvlist);
5683 
5684 	return ret;
5685 }
5686 
bnxt_pci_probe(struct rte_pci_driver * pci_drv __rte_unused,struct rte_pci_device * pci_dev)5687 static int bnxt_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
5688 			  struct rte_pci_device *pci_dev)
5689 {
5690 	struct rte_eth_devargs eth_da = { .nb_representor_ports = 0 };
5691 	struct rte_eth_dev *backing_eth_dev;
5692 	uint16_t num_rep;
5693 	int ret = 0;
5694 
5695 	if (pci_dev->device.devargs) {
5696 		ret = rte_eth_devargs_parse(pci_dev->device.devargs->args,
5697 					    &eth_da);
5698 		if (ret)
5699 			return ret;
5700 	}
5701 
5702 	num_rep = eth_da.nb_representor_ports;
5703 	PMD_DRV_LOG(DEBUG, "nb_representor_ports = %d\n",
5704 		    num_rep);
5705 
5706 	/* We could come here after first level of probe is already invoked
5707 	 * as part of an application bringup(OVS-DPDK vswitchd), so first check
5708 	 * for already allocated eth_dev for the backing device (PF/Trusted VF)
5709 	 */
5710 	backing_eth_dev = rte_eth_dev_allocated(pci_dev->device.name);
5711 	if (backing_eth_dev == NULL) {
5712 		ret = rte_eth_dev_create(&pci_dev->device, pci_dev->device.name,
5713 					 sizeof(struct bnxt),
5714 					 eth_dev_pci_specific_init, pci_dev,
5715 					 bnxt_dev_init, NULL);
5716 
5717 		if (ret || !num_rep)
5718 			return ret;
5719 
5720 		backing_eth_dev = rte_eth_dev_allocated(pci_dev->device.name);
5721 	}
5722 	PMD_DRV_LOG(DEBUG, "BNXT Port:%d pci probe\n",
5723 		    backing_eth_dev->data->port_id);
5724 
5725 	if (!num_rep)
5726 		return ret;
5727 
5728 	/* probe representor ports now */
5729 	ret = bnxt_rep_port_probe(pci_dev, &eth_da, backing_eth_dev,
5730 				  pci_dev->device.devargs->args);
5731 
5732 	return ret;
5733 }
5734 
bnxt_pci_remove(struct rte_pci_device * pci_dev)5735 static int bnxt_pci_remove(struct rte_pci_device *pci_dev)
5736 {
5737 	struct rte_eth_dev *eth_dev;
5738 
5739 	eth_dev = rte_eth_dev_allocated(pci_dev->device.name);
5740 	if (!eth_dev)
5741 		return 0; /* Invoked typically only by OVS-DPDK, by the
5742 			   * time it comes here the eth_dev is already
5743 			   * deleted by rte_eth_dev_close(), so returning
5744 			   * +ve value will at least help in proper cleanup
5745 			   */
5746 
5747 	PMD_DRV_LOG(DEBUG, "BNXT Port:%d pci remove\n", eth_dev->data->port_id);
5748 	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
5749 		if (eth_dev->data->dev_flags & RTE_ETH_DEV_REPRESENTOR)
5750 			return rte_eth_dev_destroy(eth_dev,
5751 						   bnxt_representor_uninit);
5752 		else
5753 			return rte_eth_dev_destroy(eth_dev,
5754 						   bnxt_dev_uninit);
5755 	} else {
5756 		return rte_eth_dev_pci_generic_remove(pci_dev, NULL);
5757 	}
5758 }
5759 
5760 static struct rte_pci_driver bnxt_rte_pmd = {
5761 	.id_table = bnxt_pci_id_map,
5762 	.drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
5763 			RTE_PCI_DRV_PROBE_AGAIN, /* Needed in case of VF-REPs
5764 						  * and OVS-DPDK
5765 						  */
5766 	.probe = bnxt_pci_probe,
5767 	.remove = bnxt_pci_remove,
5768 };
5769 
5770 static bool
is_device_supported(struct rte_eth_dev * dev,struct rte_pci_driver * drv)5771 is_device_supported(struct rte_eth_dev *dev, struct rte_pci_driver *drv)
5772 {
5773 	if (strcmp(dev->device->driver->name, drv->driver.name))
5774 		return false;
5775 
5776 	return true;
5777 }
5778 
is_bnxt_supported(struct rte_eth_dev * dev)5779 bool is_bnxt_supported(struct rte_eth_dev *dev)
5780 {
5781 	return is_device_supported(dev, &bnxt_rte_pmd);
5782 }
5783 
5784 RTE_LOG_REGISTER(bnxt_logtype_driver, pmd.net.bnxt.driver, NOTICE);
5785 RTE_PMD_REGISTER_PCI(net_bnxt, bnxt_rte_pmd);
5786 RTE_PMD_REGISTER_PCI_TABLE(net_bnxt, bnxt_pci_id_map);
5787 RTE_PMD_REGISTER_KMOD_DEP(net_bnxt, "* igb_uio | uio_pci_generic | vfio-pci");
5788