xref: /dpdk/drivers/net/txgbe/txgbe_ethdev.c (revision 46dcbccd)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2015-2020
3  */
4 
5 #include <stdio.h>
6 #include <errno.h>
7 #include <stdint.h>
8 #include <string.h>
9 #include <rte_common.h>
10 #include <ethdev_pci.h>
11 
12 #include <rte_interrupts.h>
13 #include <rte_log.h>
14 #include <rte_debug.h>
15 #include <rte_pci.h>
16 #include <rte_memory.h>
17 #include <rte_eal.h>
18 #include <rte_alarm.h>
19 
20 #include "txgbe_logs.h"
21 #include "base/txgbe.h"
22 #include "txgbe_ethdev.h"
23 #include "txgbe_rxtx.h"
24 #include "txgbe_regs_group.h"
25 
26 static const struct reg_info txgbe_regs_general[] = {
27 	{TXGBE_RST, 1, 1, "TXGBE_RST"},
28 	{TXGBE_STAT, 1, 1, "TXGBE_STAT"},
29 	{TXGBE_PORTCTL, 1, 1, "TXGBE_PORTCTL"},
30 	{TXGBE_SDP, 1, 1, "TXGBE_SDP"},
31 	{TXGBE_SDPCTL, 1, 1, "TXGBE_SDPCTL"},
32 	{TXGBE_LEDCTL, 1, 1, "TXGBE_LEDCTL"},
33 	{0, 0, 0, ""}
34 };
35 
36 static const struct reg_info txgbe_regs_nvm[] = {
37 	{0, 0, 0, ""}
38 };
39 
40 static const struct reg_info txgbe_regs_interrupt[] = {
41 	{0, 0, 0, ""}
42 };
43 
44 static const struct reg_info txgbe_regs_fctl_others[] = {
45 	{0, 0, 0, ""}
46 };
47 
48 static const struct reg_info txgbe_regs_rxdma[] = {
49 	{0, 0, 0, ""}
50 };
51 
52 static const struct reg_info txgbe_regs_rx[] = {
53 	{0, 0, 0, ""}
54 };
55 
56 static struct reg_info txgbe_regs_tx[] = {
57 	{0, 0, 0, ""}
58 };
59 
60 static const struct reg_info txgbe_regs_wakeup[] = {
61 	{0, 0, 0, ""}
62 };
63 
64 static const struct reg_info txgbe_regs_dcb[] = {
65 	{0, 0, 0, ""}
66 };
67 
68 static const struct reg_info txgbe_regs_mac[] = {
69 	{0, 0, 0, ""}
70 };
71 
72 static const struct reg_info txgbe_regs_diagnostic[] = {
73 	{0, 0, 0, ""},
74 };
75 
76 /* PF registers */
77 static const struct reg_info *txgbe_regs_others[] = {
78 				txgbe_regs_general,
79 				txgbe_regs_nvm,
80 				txgbe_regs_interrupt,
81 				txgbe_regs_fctl_others,
82 				txgbe_regs_rxdma,
83 				txgbe_regs_rx,
84 				txgbe_regs_tx,
85 				txgbe_regs_wakeup,
86 				txgbe_regs_dcb,
87 				txgbe_regs_mac,
88 				txgbe_regs_diagnostic,
89 				NULL};
90 
91 static int txgbe_fdir_filter_init(struct rte_eth_dev *eth_dev);
92 static int txgbe_fdir_filter_uninit(struct rte_eth_dev *eth_dev);
93 static int txgbe_l2_tn_filter_init(struct rte_eth_dev *eth_dev);
94 static int txgbe_l2_tn_filter_uninit(struct rte_eth_dev *eth_dev);
95 static int  txgbe_dev_set_link_up(struct rte_eth_dev *dev);
96 static int  txgbe_dev_set_link_down(struct rte_eth_dev *dev);
97 static int txgbe_dev_close(struct rte_eth_dev *dev);
98 static int txgbe_dev_link_update(struct rte_eth_dev *dev,
99 				int wait_to_complete);
100 static int txgbe_dev_stats_reset(struct rte_eth_dev *dev);
101 static void txgbe_vlan_hw_strip_enable(struct rte_eth_dev *dev, uint16_t queue);
102 static void txgbe_vlan_hw_strip_disable(struct rte_eth_dev *dev,
103 					uint16_t queue);
104 
105 static void txgbe_dev_link_status_print(struct rte_eth_dev *dev);
106 static int txgbe_dev_lsc_interrupt_setup(struct rte_eth_dev *dev, uint8_t on);
107 static int txgbe_dev_macsec_interrupt_setup(struct rte_eth_dev *dev);
108 static int txgbe_dev_rxq_interrupt_setup(struct rte_eth_dev *dev);
109 static int txgbe_dev_interrupt_get_status(struct rte_eth_dev *dev);
110 static int txgbe_dev_interrupt_action(struct rte_eth_dev *dev,
111 				      struct rte_intr_handle *handle);
112 static void txgbe_dev_interrupt_handler(void *param);
113 static void txgbe_dev_interrupt_delayed_handler(void *param);
114 static void txgbe_configure_msix(struct rte_eth_dev *dev);
115 
116 static int txgbe_filter_restore(struct rte_eth_dev *dev);
117 static void txgbe_l2_tunnel_conf(struct rte_eth_dev *dev);
118 
119 #define TXGBE_SET_HWSTRIP(h, q) do {\
120 		uint32_t idx = (q) / (sizeof((h)->bitmap[0]) * NBBY); \
121 		uint32_t bit = (q) % (sizeof((h)->bitmap[0]) * NBBY); \
122 		(h)->bitmap[idx] |= 1 << bit;\
123 	} while (0)
124 
125 #define TXGBE_CLEAR_HWSTRIP(h, q) do {\
126 		uint32_t idx = (q) / (sizeof((h)->bitmap[0]) * NBBY); \
127 		uint32_t bit = (q) % (sizeof((h)->bitmap[0]) * NBBY); \
128 		(h)->bitmap[idx] &= ~(1 << bit);\
129 	} while (0)
130 
131 #define TXGBE_GET_HWSTRIP(h, q, r) do {\
132 		uint32_t idx = (q) / (sizeof((h)->bitmap[0]) * NBBY); \
133 		uint32_t bit = (q) % (sizeof((h)->bitmap[0]) * NBBY); \
134 		(r) = (h)->bitmap[idx] >> bit & 1;\
135 	} while (0)
136 
137 /*
138  * The set of PCI devices this driver supports
139  */
140 static const struct rte_pci_id pci_id_txgbe_map[] = {
141 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, TXGBE_DEV_ID_RAPTOR_SFP) },
142 	{ RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, TXGBE_DEV_ID_WX1820_SFP) },
143 	{ .vendor_id = 0, /* sentinel */ },
144 };
145 
146 static const struct rte_eth_desc_lim rx_desc_lim = {
147 	.nb_max = TXGBE_RING_DESC_MAX,
148 	.nb_min = TXGBE_RING_DESC_MIN,
149 	.nb_align = TXGBE_RXD_ALIGN,
150 };
151 
152 static const struct rte_eth_desc_lim tx_desc_lim = {
153 	.nb_max = TXGBE_RING_DESC_MAX,
154 	.nb_min = TXGBE_RING_DESC_MIN,
155 	.nb_align = TXGBE_TXD_ALIGN,
156 	.nb_seg_max = TXGBE_TX_MAX_SEG,
157 	.nb_mtu_seg_max = TXGBE_TX_MAX_SEG,
158 };
159 
160 static const struct eth_dev_ops txgbe_eth_dev_ops;
161 
162 #define HW_XSTAT(m) {#m, offsetof(struct txgbe_hw_stats, m)}
163 #define HW_XSTAT_NAME(m, n) {n, offsetof(struct txgbe_hw_stats, m)}
164 static const struct rte_txgbe_xstats_name_off rte_txgbe_stats_strings[] = {
165 	/* MNG RxTx */
166 	HW_XSTAT(mng_bmc2host_packets),
167 	HW_XSTAT(mng_host2bmc_packets),
168 	/* Basic RxTx */
169 	HW_XSTAT(rx_packets),
170 	HW_XSTAT(tx_packets),
171 	HW_XSTAT(rx_bytes),
172 	HW_XSTAT(tx_bytes),
173 	HW_XSTAT(rx_total_bytes),
174 	HW_XSTAT(rx_total_packets),
175 	HW_XSTAT(tx_total_packets),
176 	HW_XSTAT(rx_total_missed_packets),
177 	HW_XSTAT(rx_broadcast_packets),
178 	HW_XSTAT(rx_multicast_packets),
179 	HW_XSTAT(rx_management_packets),
180 	HW_XSTAT(tx_management_packets),
181 	HW_XSTAT(rx_management_dropped),
182 
183 	/* Basic Error */
184 	HW_XSTAT(rx_crc_errors),
185 	HW_XSTAT(rx_illegal_byte_errors),
186 	HW_XSTAT(rx_error_bytes),
187 	HW_XSTAT(rx_mac_short_packet_dropped),
188 	HW_XSTAT(rx_length_errors),
189 	HW_XSTAT(rx_undersize_errors),
190 	HW_XSTAT(rx_fragment_errors),
191 	HW_XSTAT(rx_oversize_errors),
192 	HW_XSTAT(rx_jabber_errors),
193 	HW_XSTAT(rx_l3_l4_xsum_error),
194 	HW_XSTAT(mac_local_errors),
195 	HW_XSTAT(mac_remote_errors),
196 
197 	/* Flow Director */
198 	HW_XSTAT(flow_director_added_filters),
199 	HW_XSTAT(flow_director_removed_filters),
200 	HW_XSTAT(flow_director_filter_add_errors),
201 	HW_XSTAT(flow_director_filter_remove_errors),
202 	HW_XSTAT(flow_director_matched_filters),
203 	HW_XSTAT(flow_director_missed_filters),
204 
205 	/* FCoE */
206 	HW_XSTAT(rx_fcoe_crc_errors),
207 	HW_XSTAT(rx_fcoe_mbuf_allocation_errors),
208 	HW_XSTAT(rx_fcoe_dropped),
209 	HW_XSTAT(rx_fcoe_packets),
210 	HW_XSTAT(tx_fcoe_packets),
211 	HW_XSTAT(rx_fcoe_bytes),
212 	HW_XSTAT(tx_fcoe_bytes),
213 	HW_XSTAT(rx_fcoe_no_ddp),
214 	HW_XSTAT(rx_fcoe_no_ddp_ext_buff),
215 
216 	/* MACSEC */
217 	HW_XSTAT(tx_macsec_pkts_untagged),
218 	HW_XSTAT(tx_macsec_pkts_encrypted),
219 	HW_XSTAT(tx_macsec_pkts_protected),
220 	HW_XSTAT(tx_macsec_octets_encrypted),
221 	HW_XSTAT(tx_macsec_octets_protected),
222 	HW_XSTAT(rx_macsec_pkts_untagged),
223 	HW_XSTAT(rx_macsec_pkts_badtag),
224 	HW_XSTAT(rx_macsec_pkts_nosci),
225 	HW_XSTAT(rx_macsec_pkts_unknownsci),
226 	HW_XSTAT(rx_macsec_octets_decrypted),
227 	HW_XSTAT(rx_macsec_octets_validated),
228 	HW_XSTAT(rx_macsec_sc_pkts_unchecked),
229 	HW_XSTAT(rx_macsec_sc_pkts_delayed),
230 	HW_XSTAT(rx_macsec_sc_pkts_late),
231 	HW_XSTAT(rx_macsec_sa_pkts_ok),
232 	HW_XSTAT(rx_macsec_sa_pkts_invalid),
233 	HW_XSTAT(rx_macsec_sa_pkts_notvalid),
234 	HW_XSTAT(rx_macsec_sa_pkts_unusedsa),
235 	HW_XSTAT(rx_macsec_sa_pkts_notusingsa),
236 
237 	/* MAC RxTx */
238 	HW_XSTAT(rx_size_64_packets),
239 	HW_XSTAT(rx_size_65_to_127_packets),
240 	HW_XSTAT(rx_size_128_to_255_packets),
241 	HW_XSTAT(rx_size_256_to_511_packets),
242 	HW_XSTAT(rx_size_512_to_1023_packets),
243 	HW_XSTAT(rx_size_1024_to_max_packets),
244 	HW_XSTAT(tx_size_64_packets),
245 	HW_XSTAT(tx_size_65_to_127_packets),
246 	HW_XSTAT(tx_size_128_to_255_packets),
247 	HW_XSTAT(tx_size_256_to_511_packets),
248 	HW_XSTAT(tx_size_512_to_1023_packets),
249 	HW_XSTAT(tx_size_1024_to_max_packets),
250 
251 	/* Flow Control */
252 	HW_XSTAT(tx_xon_packets),
253 	HW_XSTAT(rx_xon_packets),
254 	HW_XSTAT(tx_xoff_packets),
255 	HW_XSTAT(rx_xoff_packets),
256 
257 	HW_XSTAT_NAME(tx_xon_packets, "tx_flow_control_xon_packets"),
258 	HW_XSTAT_NAME(rx_xon_packets, "rx_flow_control_xon_packets"),
259 	HW_XSTAT_NAME(tx_xoff_packets, "tx_flow_control_xoff_packets"),
260 	HW_XSTAT_NAME(rx_xoff_packets, "rx_flow_control_xoff_packets"),
261 };
262 
263 #define TXGBE_NB_HW_STATS (sizeof(rte_txgbe_stats_strings) / \
264 			   sizeof(rte_txgbe_stats_strings[0]))
265 
266 /* Per-priority statistics */
267 #define UP_XSTAT(m) {#m, offsetof(struct txgbe_hw_stats, up[0].m)}
268 static const struct rte_txgbe_xstats_name_off rte_txgbe_up_strings[] = {
269 	UP_XSTAT(rx_up_packets),
270 	UP_XSTAT(tx_up_packets),
271 	UP_XSTAT(rx_up_bytes),
272 	UP_XSTAT(tx_up_bytes),
273 	UP_XSTAT(rx_up_drop_packets),
274 
275 	UP_XSTAT(tx_up_xon_packets),
276 	UP_XSTAT(rx_up_xon_packets),
277 	UP_XSTAT(tx_up_xoff_packets),
278 	UP_XSTAT(rx_up_xoff_packets),
279 	UP_XSTAT(rx_up_dropped),
280 	UP_XSTAT(rx_up_mbuf_alloc_errors),
281 	UP_XSTAT(tx_up_xon2off_packets),
282 };
283 
284 #define TXGBE_NB_UP_STATS (sizeof(rte_txgbe_up_strings) / \
285 			   sizeof(rte_txgbe_up_strings[0]))
286 
287 /* Per-queue statistics */
288 #define QP_XSTAT(m) {#m, offsetof(struct txgbe_hw_stats, qp[0].m)}
289 static const struct rte_txgbe_xstats_name_off rte_txgbe_qp_strings[] = {
290 	QP_XSTAT(rx_qp_packets),
291 	QP_XSTAT(tx_qp_packets),
292 	QP_XSTAT(rx_qp_bytes),
293 	QP_XSTAT(tx_qp_bytes),
294 	QP_XSTAT(rx_qp_mc_packets),
295 };
296 
297 #define TXGBE_NB_QP_STATS (sizeof(rte_txgbe_qp_strings) / \
298 			   sizeof(rte_txgbe_qp_strings[0]))
299 
300 static inline int
301 txgbe_is_sfp(struct txgbe_hw *hw)
302 {
303 	switch (hw->phy.type) {
304 	case txgbe_phy_sfp_avago:
305 	case txgbe_phy_sfp_ftl:
306 	case txgbe_phy_sfp_intel:
307 	case txgbe_phy_sfp_unknown:
308 	case txgbe_phy_sfp_tyco_passive:
309 	case txgbe_phy_sfp_unknown_passive:
310 		return 1;
311 	default:
312 		return 0;
313 	}
314 }
315 
316 static inline int32_t
317 txgbe_pf_reset_hw(struct txgbe_hw *hw)
318 {
319 	uint32_t ctrl_ext;
320 	int32_t status;
321 
322 	status = hw->mac.reset_hw(hw);
323 
324 	ctrl_ext = rd32(hw, TXGBE_PORTCTL);
325 	/* Set PF Reset Done bit so PF/VF Mail Ops can work */
326 	ctrl_ext |= TXGBE_PORTCTL_RSTDONE;
327 	wr32(hw, TXGBE_PORTCTL, ctrl_ext);
328 	txgbe_flush(hw);
329 
330 	if (status == TXGBE_ERR_SFP_NOT_PRESENT)
331 		status = 0;
332 	return status;
333 }
334 
335 static inline void
336 txgbe_enable_intr(struct rte_eth_dev *dev)
337 {
338 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
339 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
340 
341 	wr32(hw, TXGBE_IENMISC, intr->mask_misc);
342 	wr32(hw, TXGBE_IMC(0), TXGBE_IMC_MASK);
343 	wr32(hw, TXGBE_IMC(1), TXGBE_IMC_MASK);
344 	txgbe_flush(hw);
345 }
346 
347 static void
348 txgbe_disable_intr(struct txgbe_hw *hw)
349 {
350 	PMD_INIT_FUNC_TRACE();
351 
352 	wr32(hw, TXGBE_IENMISC, ~BIT_MASK32);
353 	wr32(hw, TXGBE_IMS(0), TXGBE_IMC_MASK);
354 	wr32(hw, TXGBE_IMS(1), TXGBE_IMC_MASK);
355 	txgbe_flush(hw);
356 }
357 
358 static int
359 txgbe_dev_queue_stats_mapping_set(struct rte_eth_dev *eth_dev,
360 				  uint16_t queue_id,
361 				  uint8_t stat_idx,
362 				  uint8_t is_rx)
363 {
364 	struct txgbe_hw *hw = TXGBE_DEV_HW(eth_dev);
365 	struct txgbe_stat_mappings *stat_mappings =
366 		TXGBE_DEV_STAT_MAPPINGS(eth_dev);
367 	uint32_t qsmr_mask = 0;
368 	uint32_t clearing_mask = QMAP_FIELD_RESERVED_BITS_MASK;
369 	uint32_t q_map;
370 	uint8_t n, offset;
371 
372 	if (hw->mac.type != txgbe_mac_raptor)
373 		return -ENOSYS;
374 
375 	if (stat_idx & !QMAP_FIELD_RESERVED_BITS_MASK)
376 		return -EIO;
377 
378 	PMD_INIT_LOG(DEBUG, "Setting port %d, %s queue_id %d to stat index %d",
379 		     (int)(eth_dev->data->port_id), is_rx ? "RX" : "TX",
380 		     queue_id, stat_idx);
381 
382 	n = (uint8_t)(queue_id / NB_QMAP_FIELDS_PER_QSM_REG);
383 	if (n >= TXGBE_NB_STAT_MAPPING) {
384 		PMD_INIT_LOG(ERR, "Nb of stat mapping registers exceeded");
385 		return -EIO;
386 	}
387 	offset = (uint8_t)(queue_id % NB_QMAP_FIELDS_PER_QSM_REG);
388 
389 	/* Now clear any previous stat_idx set */
390 	clearing_mask <<= (QSM_REG_NB_BITS_PER_QMAP_FIELD * offset);
391 	if (!is_rx)
392 		stat_mappings->tqsm[n] &= ~clearing_mask;
393 	else
394 		stat_mappings->rqsm[n] &= ~clearing_mask;
395 
396 	q_map = (uint32_t)stat_idx;
397 	q_map &= QMAP_FIELD_RESERVED_BITS_MASK;
398 	qsmr_mask = q_map << (QSM_REG_NB_BITS_PER_QMAP_FIELD * offset);
399 	if (!is_rx)
400 		stat_mappings->tqsm[n] |= qsmr_mask;
401 	else
402 		stat_mappings->rqsm[n] |= qsmr_mask;
403 
404 	PMD_INIT_LOG(DEBUG, "Set port %d, %s queue_id %d to stat index %d",
405 		     (int)(eth_dev->data->port_id), is_rx ? "RX" : "TX",
406 		     queue_id, stat_idx);
407 	PMD_INIT_LOG(DEBUG, "%s[%d] = 0x%08x", is_rx ? "RQSMR" : "TQSM", n,
408 		     is_rx ? stat_mappings->rqsm[n] : stat_mappings->tqsm[n]);
409 	return 0;
410 }
411 
412 static void
413 txgbe_dcb_init(struct txgbe_hw *hw, struct txgbe_dcb_config *dcb_config)
414 {
415 	int i;
416 	u8 bwgp;
417 	struct txgbe_dcb_tc_config *tc;
418 
419 	UNREFERENCED_PARAMETER(hw);
420 
421 	dcb_config->num_tcs.pg_tcs = TXGBE_DCB_TC_MAX;
422 	dcb_config->num_tcs.pfc_tcs = TXGBE_DCB_TC_MAX;
423 	bwgp = (u8)(100 / TXGBE_DCB_TC_MAX);
424 	for (i = 0; i < TXGBE_DCB_TC_MAX; i++) {
425 		tc = &dcb_config->tc_config[i];
426 		tc->path[TXGBE_DCB_TX_CONFIG].bwg_id = i;
427 		tc->path[TXGBE_DCB_TX_CONFIG].bwg_percent = bwgp + (i & 1);
428 		tc->path[TXGBE_DCB_RX_CONFIG].bwg_id = i;
429 		tc->path[TXGBE_DCB_RX_CONFIG].bwg_percent = bwgp + (i & 1);
430 		tc->pfc = txgbe_dcb_pfc_disabled;
431 	}
432 
433 	/* Initialize default user to priority mapping, UPx->TC0 */
434 	tc = &dcb_config->tc_config[0];
435 	tc->path[TXGBE_DCB_TX_CONFIG].up_to_tc_bitmap = 0xFF;
436 	tc->path[TXGBE_DCB_RX_CONFIG].up_to_tc_bitmap = 0xFF;
437 	for (i = 0; i < TXGBE_DCB_BWG_MAX; i++) {
438 		dcb_config->bw_percentage[i][TXGBE_DCB_TX_CONFIG] = 100;
439 		dcb_config->bw_percentage[i][TXGBE_DCB_RX_CONFIG] = 100;
440 	}
441 	dcb_config->rx_pba_cfg = txgbe_dcb_pba_equal;
442 	dcb_config->pfc_mode_enable = false;
443 	dcb_config->vt_mode = true;
444 	dcb_config->round_robin_enable = false;
445 	/* support all DCB capabilities */
446 	dcb_config->support.capabilities = 0xFF;
447 }
448 
449 /*
450  * Ensure that all locks are released before first NVM or PHY access
451  */
452 static void
453 txgbe_swfw_lock_reset(struct txgbe_hw *hw)
454 {
455 	uint16_t mask;
456 
457 	/*
458 	 * These ones are more tricky since they are common to all ports; but
459 	 * swfw_sync retries last long enough (1s) to be almost sure that if
460 	 * lock can not be taken it is due to an improper lock of the
461 	 * semaphore.
462 	 */
463 	mask = TXGBE_MNGSEM_SWPHY |
464 	       TXGBE_MNGSEM_SWMBX |
465 	       TXGBE_MNGSEM_SWFLASH;
466 	if (hw->mac.acquire_swfw_sync(hw, mask) < 0)
467 		PMD_DRV_LOG(DEBUG, "SWFW common locks released");
468 
469 	hw->mac.release_swfw_sync(hw, mask);
470 }
471 
472 static int
473 eth_txgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused)
474 {
475 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
476 	struct txgbe_hw *hw = TXGBE_DEV_HW(eth_dev);
477 	struct txgbe_vfta *shadow_vfta = TXGBE_DEV_VFTA(eth_dev);
478 	struct txgbe_hwstrip *hwstrip = TXGBE_DEV_HWSTRIP(eth_dev);
479 	struct txgbe_dcb_config *dcb_config = TXGBE_DEV_DCB_CONFIG(eth_dev);
480 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(eth_dev);
481 	struct txgbe_bw_conf *bw_conf = TXGBE_DEV_BW_CONF(eth_dev);
482 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
483 	const struct rte_memzone *mz;
484 	uint32_t ctrl_ext;
485 	uint16_t csum;
486 	int err, i, ret;
487 
488 	PMD_INIT_FUNC_TRACE();
489 
490 	eth_dev->dev_ops = &txgbe_eth_dev_ops;
491 	eth_dev->rx_queue_count       = txgbe_dev_rx_queue_count;
492 	eth_dev->rx_descriptor_status = txgbe_dev_rx_descriptor_status;
493 	eth_dev->tx_descriptor_status = txgbe_dev_tx_descriptor_status;
494 	eth_dev->rx_pkt_burst = &txgbe_recv_pkts;
495 	eth_dev->tx_pkt_burst = &txgbe_xmit_pkts;
496 	eth_dev->tx_pkt_prepare = &txgbe_prep_pkts;
497 
498 	/*
499 	 * For secondary processes, we don't initialise any further as primary
500 	 * has already done this work. Only check we don't need a different
501 	 * RX and TX function.
502 	 */
503 	if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
504 		struct txgbe_tx_queue *txq;
505 		/* TX queue function in primary, set by last queue initialized
506 		 * Tx queue may not initialized by primary process
507 		 */
508 		if (eth_dev->data->tx_queues) {
509 			uint16_t nb_tx_queues = eth_dev->data->nb_tx_queues;
510 			txq = eth_dev->data->tx_queues[nb_tx_queues - 1];
511 			txgbe_set_tx_function(eth_dev, txq);
512 		} else {
513 			/* Use default TX function if we get here */
514 			PMD_INIT_LOG(NOTICE, "No TX queues configured yet. "
515 				     "Using default TX function.");
516 		}
517 
518 		txgbe_set_rx_function(eth_dev);
519 
520 		return 0;
521 	}
522 
523 	rte_eth_copy_pci_info(eth_dev, pci_dev);
524 
525 	/* Vendor and Device ID need to be set before init of shared code */
526 	hw->device_id = pci_dev->id.device_id;
527 	hw->vendor_id = pci_dev->id.vendor_id;
528 	hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
529 	hw->allow_unsupported_sfp = 1;
530 
531 	/* Reserve memory for interrupt status block */
532 	mz = rte_eth_dma_zone_reserve(eth_dev, "txgbe_driver", -1,
533 		16, TXGBE_ALIGN, SOCKET_ID_ANY);
534 	if (mz == NULL)
535 		return -ENOMEM;
536 
537 	hw->isb_dma = TMZ_PADDR(mz);
538 	hw->isb_mem = TMZ_VADDR(mz);
539 
540 	/* Initialize the shared code (base driver) */
541 	err = txgbe_init_shared_code(hw);
542 	if (err != 0) {
543 		PMD_INIT_LOG(ERR, "Shared code init failed: %d", err);
544 		return -EIO;
545 	}
546 
547 	/* Unlock any pending hardware semaphore */
548 	txgbe_swfw_lock_reset(hw);
549 
550 #ifdef RTE_LIB_SECURITY
551 	/* Initialize security_ctx only for primary process*/
552 	if (txgbe_ipsec_ctx_create(eth_dev))
553 		return -ENOMEM;
554 #endif
555 
556 	/* Initialize DCB configuration*/
557 	memset(dcb_config, 0, sizeof(struct txgbe_dcb_config));
558 	txgbe_dcb_init(hw, dcb_config);
559 
560 	/* Get Hardware Flow Control setting */
561 	hw->fc.requested_mode = txgbe_fc_full;
562 	hw->fc.current_mode = txgbe_fc_full;
563 	hw->fc.pause_time = TXGBE_FC_PAUSE_TIME;
564 	for (i = 0; i < TXGBE_DCB_TC_MAX; i++) {
565 		hw->fc.low_water[i] = TXGBE_FC_XON_LOTH;
566 		hw->fc.high_water[i] = TXGBE_FC_XOFF_HITH;
567 	}
568 	hw->fc.send_xon = 1;
569 
570 	err = hw->rom.init_params(hw);
571 	if (err != 0) {
572 		PMD_INIT_LOG(ERR, "The EEPROM init failed: %d", err);
573 		return -EIO;
574 	}
575 
576 	/* Make sure we have a good EEPROM before we read from it */
577 	err = hw->rom.validate_checksum(hw, &csum);
578 	if (err != 0) {
579 		PMD_INIT_LOG(ERR, "The EEPROM checksum is not valid: %d", err);
580 		return -EIO;
581 	}
582 
583 	err = hw->mac.init_hw(hw);
584 
585 	/*
586 	 * Devices with copper phys will fail to initialise if txgbe_init_hw()
587 	 * is called too soon after the kernel driver unbinding/binding occurs.
588 	 * The failure occurs in txgbe_identify_phy() for all devices,
589 	 * but for non-copper devies, txgbe_identify_sfp_module() is
590 	 * also called. See txgbe_identify_phy(). The reason for the
591 	 * failure is not known, and only occuts when virtualisation features
592 	 * are disabled in the bios. A delay of 200ms  was found to be enough by
593 	 * trial-and-error, and is doubled to be safe.
594 	 */
595 	if (err && hw->phy.media_type == txgbe_media_type_copper) {
596 		rte_delay_ms(200);
597 		err = hw->mac.init_hw(hw);
598 	}
599 
600 	if (err == TXGBE_ERR_SFP_NOT_PRESENT)
601 		err = 0;
602 
603 	if (err == TXGBE_ERR_EEPROM_VERSION) {
604 		PMD_INIT_LOG(ERR, "This device is a pre-production adapter/"
605 			     "LOM.  Please be aware there may be issues associated "
606 			     "with your hardware.");
607 		PMD_INIT_LOG(ERR, "If you are experiencing problems "
608 			     "please contact your hardware representative "
609 			     "who provided you with this hardware.");
610 	} else if (err == TXGBE_ERR_SFP_NOT_SUPPORTED) {
611 		PMD_INIT_LOG(ERR, "Unsupported SFP+ Module");
612 	}
613 	if (err) {
614 		PMD_INIT_LOG(ERR, "Hardware Initialization Failure: %d", err);
615 		return -EIO;
616 	}
617 
618 	/* Reset the hw statistics */
619 	txgbe_dev_stats_reset(eth_dev);
620 
621 	/* disable interrupt */
622 	txgbe_disable_intr(hw);
623 
624 	/* Allocate memory for storing MAC addresses */
625 	eth_dev->data->mac_addrs = rte_zmalloc("txgbe", RTE_ETHER_ADDR_LEN *
626 					       hw->mac.num_rar_entries, 0);
627 	if (eth_dev->data->mac_addrs == NULL) {
628 		PMD_INIT_LOG(ERR,
629 			     "Failed to allocate %u bytes needed to store "
630 			     "MAC addresses",
631 			     RTE_ETHER_ADDR_LEN * hw->mac.num_rar_entries);
632 		return -ENOMEM;
633 	}
634 
635 	/* Copy the permanent MAC address */
636 	rte_ether_addr_copy((struct rte_ether_addr *)hw->mac.perm_addr,
637 			&eth_dev->data->mac_addrs[0]);
638 
639 	/* Allocate memory for storing hash filter MAC addresses */
640 	eth_dev->data->hash_mac_addrs = rte_zmalloc("txgbe",
641 			RTE_ETHER_ADDR_LEN * TXGBE_VMDQ_NUM_UC_MAC, 0);
642 	if (eth_dev->data->hash_mac_addrs == NULL) {
643 		PMD_INIT_LOG(ERR,
644 			     "Failed to allocate %d bytes needed to store MAC addresses",
645 			     RTE_ETHER_ADDR_LEN * TXGBE_VMDQ_NUM_UC_MAC);
646 		return -ENOMEM;
647 	}
648 
649 	/* initialize the vfta */
650 	memset(shadow_vfta, 0, sizeof(*shadow_vfta));
651 
652 	/* initialize the hw strip bitmap*/
653 	memset(hwstrip, 0, sizeof(*hwstrip));
654 
655 	/* initialize PF if max_vfs not zero */
656 	ret = txgbe_pf_host_init(eth_dev);
657 	if (ret) {
658 		rte_free(eth_dev->data->mac_addrs);
659 		eth_dev->data->mac_addrs = NULL;
660 		rte_free(eth_dev->data->hash_mac_addrs);
661 		eth_dev->data->hash_mac_addrs = NULL;
662 		return ret;
663 	}
664 
665 	ctrl_ext = rd32(hw, TXGBE_PORTCTL);
666 	/* let hardware know driver is loaded */
667 	ctrl_ext |= TXGBE_PORTCTL_DRVLOAD;
668 	/* Set PF Reset Done bit so PF/VF Mail Ops can work */
669 	ctrl_ext |= TXGBE_PORTCTL_RSTDONE;
670 	wr32(hw, TXGBE_PORTCTL, ctrl_ext);
671 	txgbe_flush(hw);
672 
673 	if (txgbe_is_sfp(hw) && hw->phy.sfp_type != txgbe_sfp_type_not_present)
674 		PMD_INIT_LOG(DEBUG, "MAC: %d, PHY: %d, SFP+: %d",
675 			     (int)hw->mac.type, (int)hw->phy.type,
676 			     (int)hw->phy.sfp_type);
677 	else
678 		PMD_INIT_LOG(DEBUG, "MAC: %d, PHY: %d",
679 			     (int)hw->mac.type, (int)hw->phy.type);
680 
681 	PMD_INIT_LOG(DEBUG, "port %d vendorID=0x%x deviceID=0x%x",
682 		     eth_dev->data->port_id, pci_dev->id.vendor_id,
683 		     pci_dev->id.device_id);
684 
685 	rte_intr_callback_register(intr_handle,
686 				   txgbe_dev_interrupt_handler, eth_dev);
687 
688 	/* enable uio/vfio intr/eventfd mapping */
689 	rte_intr_enable(intr_handle);
690 
691 	/* enable support intr */
692 	txgbe_enable_intr(eth_dev);
693 
694 	/* initialize filter info */
695 	memset(filter_info, 0,
696 	       sizeof(struct txgbe_filter_info));
697 
698 	/* initialize 5tuple filter list */
699 	TAILQ_INIT(&filter_info->fivetuple_list);
700 
701 	/* initialize flow director filter list & hash */
702 	txgbe_fdir_filter_init(eth_dev);
703 
704 	/* initialize l2 tunnel filter list & hash */
705 	txgbe_l2_tn_filter_init(eth_dev);
706 
707 	/* initialize flow filter lists */
708 	txgbe_filterlist_init();
709 
710 	/* initialize bandwidth configuration info */
711 	memset(bw_conf, 0, sizeof(struct txgbe_bw_conf));
712 
713 	/* initialize Traffic Manager configuration */
714 	txgbe_tm_conf_init(eth_dev);
715 
716 	return 0;
717 }
718 
719 static int
720 eth_txgbe_dev_uninit(struct rte_eth_dev *eth_dev)
721 {
722 	PMD_INIT_FUNC_TRACE();
723 
724 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
725 		return 0;
726 
727 	txgbe_dev_close(eth_dev);
728 
729 	return 0;
730 }
731 
732 static int txgbe_ntuple_filter_uninit(struct rte_eth_dev *eth_dev)
733 {
734 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(eth_dev);
735 	struct txgbe_5tuple_filter *p_5tuple;
736 
737 	while ((p_5tuple = TAILQ_FIRST(&filter_info->fivetuple_list))) {
738 		TAILQ_REMOVE(&filter_info->fivetuple_list,
739 			     p_5tuple,
740 			     entries);
741 		rte_free(p_5tuple);
742 	}
743 	memset(filter_info->fivetuple_mask, 0,
744 	       sizeof(uint32_t) * TXGBE_5TUPLE_ARRAY_SIZE);
745 
746 	return 0;
747 }
748 
749 static int txgbe_fdir_filter_uninit(struct rte_eth_dev *eth_dev)
750 {
751 	struct txgbe_hw_fdir_info *fdir_info = TXGBE_DEV_FDIR(eth_dev);
752 	struct txgbe_fdir_filter *fdir_filter;
753 
754 	if (fdir_info->hash_map)
755 		rte_free(fdir_info->hash_map);
756 	if (fdir_info->hash_handle)
757 		rte_hash_free(fdir_info->hash_handle);
758 
759 	while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) {
760 		TAILQ_REMOVE(&fdir_info->fdir_list,
761 			     fdir_filter,
762 			     entries);
763 		rte_free(fdir_filter);
764 	}
765 
766 	return 0;
767 }
768 
769 static int txgbe_l2_tn_filter_uninit(struct rte_eth_dev *eth_dev)
770 {
771 	struct txgbe_l2_tn_info *l2_tn_info = TXGBE_DEV_L2_TN(eth_dev);
772 	struct txgbe_l2_tn_filter *l2_tn_filter;
773 
774 	if (l2_tn_info->hash_map)
775 		rte_free(l2_tn_info->hash_map);
776 	if (l2_tn_info->hash_handle)
777 		rte_hash_free(l2_tn_info->hash_handle);
778 
779 	while ((l2_tn_filter = TAILQ_FIRST(&l2_tn_info->l2_tn_list))) {
780 		TAILQ_REMOVE(&l2_tn_info->l2_tn_list,
781 			     l2_tn_filter,
782 			     entries);
783 		rte_free(l2_tn_filter);
784 	}
785 
786 	return 0;
787 }
788 
789 static int txgbe_fdir_filter_init(struct rte_eth_dev *eth_dev)
790 {
791 	struct txgbe_hw_fdir_info *fdir_info = TXGBE_DEV_FDIR(eth_dev);
792 	char fdir_hash_name[RTE_HASH_NAMESIZE];
793 	struct rte_hash_parameters fdir_hash_params = {
794 		.name = fdir_hash_name,
795 		.entries = TXGBE_MAX_FDIR_FILTER_NUM,
796 		.key_len = sizeof(struct txgbe_atr_input),
797 		.hash_func = rte_hash_crc,
798 		.hash_func_init_val = 0,
799 		.socket_id = rte_socket_id(),
800 	};
801 
802 	TAILQ_INIT(&fdir_info->fdir_list);
803 	snprintf(fdir_hash_name, RTE_HASH_NAMESIZE,
804 		 "fdir_%s", TDEV_NAME(eth_dev));
805 	fdir_info->hash_handle = rte_hash_create(&fdir_hash_params);
806 	if (!fdir_info->hash_handle) {
807 		PMD_INIT_LOG(ERR, "Failed to create fdir hash table!");
808 		return -EINVAL;
809 	}
810 	fdir_info->hash_map = rte_zmalloc("txgbe",
811 					  sizeof(struct txgbe_fdir_filter *) *
812 					  TXGBE_MAX_FDIR_FILTER_NUM,
813 					  0);
814 	if (!fdir_info->hash_map) {
815 		PMD_INIT_LOG(ERR,
816 			     "Failed to allocate memory for fdir hash map!");
817 		return -ENOMEM;
818 	}
819 	fdir_info->mask_added = FALSE;
820 
821 	return 0;
822 }
823 
824 static int txgbe_l2_tn_filter_init(struct rte_eth_dev *eth_dev)
825 {
826 	struct txgbe_l2_tn_info *l2_tn_info = TXGBE_DEV_L2_TN(eth_dev);
827 	char l2_tn_hash_name[RTE_HASH_NAMESIZE];
828 	struct rte_hash_parameters l2_tn_hash_params = {
829 		.name = l2_tn_hash_name,
830 		.entries = TXGBE_MAX_L2_TN_FILTER_NUM,
831 		.key_len = sizeof(struct txgbe_l2_tn_key),
832 		.hash_func = rte_hash_crc,
833 		.hash_func_init_val = 0,
834 		.socket_id = rte_socket_id(),
835 	};
836 
837 	TAILQ_INIT(&l2_tn_info->l2_tn_list);
838 	snprintf(l2_tn_hash_name, RTE_HASH_NAMESIZE,
839 		 "l2_tn_%s", TDEV_NAME(eth_dev));
840 	l2_tn_info->hash_handle = rte_hash_create(&l2_tn_hash_params);
841 	if (!l2_tn_info->hash_handle) {
842 		PMD_INIT_LOG(ERR, "Failed to create L2 TN hash table!");
843 		return -EINVAL;
844 	}
845 	l2_tn_info->hash_map = rte_zmalloc("txgbe",
846 				   sizeof(struct txgbe_l2_tn_filter *) *
847 				   TXGBE_MAX_L2_TN_FILTER_NUM,
848 				   0);
849 	if (!l2_tn_info->hash_map) {
850 		PMD_INIT_LOG(ERR,
851 			"Failed to allocate memory for L2 TN hash map!");
852 		return -ENOMEM;
853 	}
854 	l2_tn_info->e_tag_en = FALSE;
855 	l2_tn_info->e_tag_fwd_en = FALSE;
856 	l2_tn_info->e_tag_ether_type = RTE_ETHER_TYPE_ETAG;
857 
858 	return 0;
859 }
860 
861 static int
862 eth_txgbe_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
863 		struct rte_pci_device *pci_dev)
864 {
865 	struct rte_eth_dev *pf_ethdev;
866 	struct rte_eth_devargs eth_da;
867 	int retval;
868 
869 	if (pci_dev->device.devargs) {
870 		retval = rte_eth_devargs_parse(pci_dev->device.devargs->args,
871 				&eth_da);
872 		if (retval)
873 			return retval;
874 	} else {
875 		memset(&eth_da, 0, sizeof(eth_da));
876 	}
877 
878 	retval = rte_eth_dev_create(&pci_dev->device, pci_dev->device.name,
879 			sizeof(struct txgbe_adapter),
880 			eth_dev_pci_specific_init, pci_dev,
881 			eth_txgbe_dev_init, NULL);
882 
883 	if (retval || eth_da.nb_representor_ports < 1)
884 		return retval;
885 
886 	pf_ethdev = rte_eth_dev_allocated(pci_dev->device.name);
887 	if (pf_ethdev == NULL)
888 		return -ENODEV;
889 
890 	return 0;
891 }
892 
893 static int eth_txgbe_pci_remove(struct rte_pci_device *pci_dev)
894 {
895 	struct rte_eth_dev *ethdev;
896 
897 	ethdev = rte_eth_dev_allocated(pci_dev->device.name);
898 	if (!ethdev)
899 		return -ENODEV;
900 
901 	return rte_eth_dev_destroy(ethdev, eth_txgbe_dev_uninit);
902 }
903 
904 static struct rte_pci_driver rte_txgbe_pmd = {
905 	.id_table = pci_id_txgbe_map,
906 	.drv_flags = RTE_PCI_DRV_NEED_MAPPING |
907 		     RTE_PCI_DRV_INTR_LSC,
908 	.probe = eth_txgbe_pci_probe,
909 	.remove = eth_txgbe_pci_remove,
910 };
911 
912 static int
913 txgbe_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
914 {
915 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
916 	struct txgbe_vfta *shadow_vfta = TXGBE_DEV_VFTA(dev);
917 	uint32_t vfta;
918 	uint32_t vid_idx;
919 	uint32_t vid_bit;
920 
921 	vid_idx = (uint32_t)((vlan_id >> 5) & 0x7F);
922 	vid_bit = (uint32_t)(1 << (vlan_id & 0x1F));
923 	vfta = rd32(hw, TXGBE_VLANTBL(vid_idx));
924 	if (on)
925 		vfta |= vid_bit;
926 	else
927 		vfta &= ~vid_bit;
928 	wr32(hw, TXGBE_VLANTBL(vid_idx), vfta);
929 
930 	/* update local VFTA copy */
931 	shadow_vfta->vfta[vid_idx] = vfta;
932 
933 	return 0;
934 }
935 
936 static void
937 txgbe_vlan_strip_queue_set(struct rte_eth_dev *dev, uint16_t queue, int on)
938 {
939 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
940 	struct txgbe_rx_queue *rxq;
941 	bool restart;
942 	uint32_t rxcfg, rxbal, rxbah;
943 
944 	if (on)
945 		txgbe_vlan_hw_strip_enable(dev, queue);
946 	else
947 		txgbe_vlan_hw_strip_disable(dev, queue);
948 
949 	rxq = dev->data->rx_queues[queue];
950 	rxbal = rd32(hw, TXGBE_RXBAL(rxq->reg_idx));
951 	rxbah = rd32(hw, TXGBE_RXBAH(rxq->reg_idx));
952 	rxcfg = rd32(hw, TXGBE_RXCFG(rxq->reg_idx));
953 	if (rxq->offloads & DEV_RX_OFFLOAD_VLAN_STRIP) {
954 		restart = (rxcfg & TXGBE_RXCFG_ENA) &&
955 			!(rxcfg & TXGBE_RXCFG_VLAN);
956 		rxcfg |= TXGBE_RXCFG_VLAN;
957 	} else {
958 		restart = (rxcfg & TXGBE_RXCFG_ENA) &&
959 			(rxcfg & TXGBE_RXCFG_VLAN);
960 		rxcfg &= ~TXGBE_RXCFG_VLAN;
961 	}
962 	rxcfg &= ~TXGBE_RXCFG_ENA;
963 
964 	if (restart) {
965 		/* set vlan strip for ring */
966 		txgbe_dev_rx_queue_stop(dev, queue);
967 		wr32(hw, TXGBE_RXBAL(rxq->reg_idx), rxbal);
968 		wr32(hw, TXGBE_RXBAH(rxq->reg_idx), rxbah);
969 		wr32(hw, TXGBE_RXCFG(rxq->reg_idx), rxcfg);
970 		txgbe_dev_rx_queue_start(dev, queue);
971 	}
972 }
973 
974 static int
975 txgbe_vlan_tpid_set(struct rte_eth_dev *dev,
976 		    enum rte_vlan_type vlan_type,
977 		    uint16_t tpid)
978 {
979 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
980 	int ret = 0;
981 	uint32_t portctrl, vlan_ext, qinq;
982 
983 	portctrl = rd32(hw, TXGBE_PORTCTL);
984 
985 	vlan_ext = (portctrl & TXGBE_PORTCTL_VLANEXT);
986 	qinq = vlan_ext && (portctrl & TXGBE_PORTCTL_QINQ);
987 	switch (vlan_type) {
988 	case ETH_VLAN_TYPE_INNER:
989 		if (vlan_ext) {
990 			wr32m(hw, TXGBE_VLANCTL,
991 				TXGBE_VLANCTL_TPID_MASK,
992 				TXGBE_VLANCTL_TPID(tpid));
993 			wr32m(hw, TXGBE_DMATXCTRL,
994 				TXGBE_DMATXCTRL_TPID_MASK,
995 				TXGBE_DMATXCTRL_TPID(tpid));
996 		} else {
997 			ret = -ENOTSUP;
998 			PMD_DRV_LOG(ERR, "Inner type is not supported"
999 				    " by single VLAN");
1000 		}
1001 
1002 		if (qinq) {
1003 			wr32m(hw, TXGBE_TAGTPID(0),
1004 				TXGBE_TAGTPID_LSB_MASK,
1005 				TXGBE_TAGTPID_LSB(tpid));
1006 		}
1007 		break;
1008 	case ETH_VLAN_TYPE_OUTER:
1009 		if (vlan_ext) {
1010 			/* Only the high 16-bits is valid */
1011 			wr32m(hw, TXGBE_EXTAG,
1012 				TXGBE_EXTAG_VLAN_MASK,
1013 				TXGBE_EXTAG_VLAN(tpid));
1014 		} else {
1015 			wr32m(hw, TXGBE_VLANCTL,
1016 				TXGBE_VLANCTL_TPID_MASK,
1017 				TXGBE_VLANCTL_TPID(tpid));
1018 			wr32m(hw, TXGBE_DMATXCTRL,
1019 				TXGBE_DMATXCTRL_TPID_MASK,
1020 				TXGBE_DMATXCTRL_TPID(tpid));
1021 		}
1022 
1023 		if (qinq) {
1024 			wr32m(hw, TXGBE_TAGTPID(0),
1025 				TXGBE_TAGTPID_MSB_MASK,
1026 				TXGBE_TAGTPID_MSB(tpid));
1027 		}
1028 		break;
1029 	default:
1030 		PMD_DRV_LOG(ERR, "Unsupported VLAN type %d", vlan_type);
1031 		return -EINVAL;
1032 	}
1033 
1034 	return ret;
1035 }
1036 
1037 void
1038 txgbe_vlan_hw_filter_disable(struct rte_eth_dev *dev)
1039 {
1040 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1041 	uint32_t vlnctrl;
1042 
1043 	PMD_INIT_FUNC_TRACE();
1044 
1045 	/* Filter Table Disable */
1046 	vlnctrl = rd32(hw, TXGBE_VLANCTL);
1047 	vlnctrl &= ~TXGBE_VLANCTL_VFE;
1048 	wr32(hw, TXGBE_VLANCTL, vlnctrl);
1049 }
1050 
1051 void
1052 txgbe_vlan_hw_filter_enable(struct rte_eth_dev *dev)
1053 {
1054 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1055 	struct txgbe_vfta *shadow_vfta = TXGBE_DEV_VFTA(dev);
1056 	uint32_t vlnctrl;
1057 	uint16_t i;
1058 
1059 	PMD_INIT_FUNC_TRACE();
1060 
1061 	/* Filter Table Enable */
1062 	vlnctrl = rd32(hw, TXGBE_VLANCTL);
1063 	vlnctrl &= ~TXGBE_VLANCTL_CFIENA;
1064 	vlnctrl |= TXGBE_VLANCTL_VFE;
1065 	wr32(hw, TXGBE_VLANCTL, vlnctrl);
1066 
1067 	/* write whatever is in local vfta copy */
1068 	for (i = 0; i < TXGBE_VFTA_SIZE; i++)
1069 		wr32(hw, TXGBE_VLANTBL(i), shadow_vfta->vfta[i]);
1070 }
1071 
1072 void
1073 txgbe_vlan_hw_strip_bitmap_set(struct rte_eth_dev *dev, uint16_t queue, bool on)
1074 {
1075 	struct txgbe_hwstrip *hwstrip = TXGBE_DEV_HWSTRIP(dev);
1076 	struct txgbe_rx_queue *rxq;
1077 
1078 	if (queue >= TXGBE_MAX_RX_QUEUE_NUM)
1079 		return;
1080 
1081 	if (on)
1082 		TXGBE_SET_HWSTRIP(hwstrip, queue);
1083 	else
1084 		TXGBE_CLEAR_HWSTRIP(hwstrip, queue);
1085 
1086 	if (queue >= dev->data->nb_rx_queues)
1087 		return;
1088 
1089 	rxq = dev->data->rx_queues[queue];
1090 
1091 	if (on) {
1092 		rxq->vlan_flags = PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED;
1093 		rxq->offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
1094 	} else {
1095 		rxq->vlan_flags = PKT_RX_VLAN;
1096 		rxq->offloads &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
1097 	}
1098 }
1099 
1100 static void
1101 txgbe_vlan_hw_strip_disable(struct rte_eth_dev *dev, uint16_t queue)
1102 {
1103 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1104 	uint32_t ctrl;
1105 
1106 	PMD_INIT_FUNC_TRACE();
1107 
1108 	ctrl = rd32(hw, TXGBE_RXCFG(queue));
1109 	ctrl &= ~TXGBE_RXCFG_VLAN;
1110 	wr32(hw, TXGBE_RXCFG(queue), ctrl);
1111 
1112 	/* record those setting for HW strip per queue */
1113 	txgbe_vlan_hw_strip_bitmap_set(dev, queue, 0);
1114 }
1115 
1116 static void
1117 txgbe_vlan_hw_strip_enable(struct rte_eth_dev *dev, uint16_t queue)
1118 {
1119 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1120 	uint32_t ctrl;
1121 
1122 	PMD_INIT_FUNC_TRACE();
1123 
1124 	ctrl = rd32(hw, TXGBE_RXCFG(queue));
1125 	ctrl |= TXGBE_RXCFG_VLAN;
1126 	wr32(hw, TXGBE_RXCFG(queue), ctrl);
1127 
1128 	/* record those setting for HW strip per queue */
1129 	txgbe_vlan_hw_strip_bitmap_set(dev, queue, 1);
1130 }
1131 
1132 static void
1133 txgbe_vlan_hw_extend_disable(struct rte_eth_dev *dev)
1134 {
1135 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1136 	uint32_t ctrl;
1137 
1138 	PMD_INIT_FUNC_TRACE();
1139 
1140 	ctrl = rd32(hw, TXGBE_PORTCTL);
1141 	ctrl &= ~TXGBE_PORTCTL_VLANEXT;
1142 	ctrl &= ~TXGBE_PORTCTL_QINQ;
1143 	wr32(hw, TXGBE_PORTCTL, ctrl);
1144 }
1145 
1146 static void
1147 txgbe_vlan_hw_extend_enable(struct rte_eth_dev *dev)
1148 {
1149 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1150 	struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
1151 	struct rte_eth_txmode *txmode = &dev->data->dev_conf.txmode;
1152 	uint32_t ctrl;
1153 
1154 	PMD_INIT_FUNC_TRACE();
1155 
1156 	ctrl  = rd32(hw, TXGBE_PORTCTL);
1157 	ctrl |= TXGBE_PORTCTL_VLANEXT;
1158 	if (rxmode->offloads & DEV_RX_OFFLOAD_QINQ_STRIP ||
1159 	    txmode->offloads & DEV_TX_OFFLOAD_QINQ_INSERT)
1160 		ctrl |= TXGBE_PORTCTL_QINQ;
1161 	wr32(hw, TXGBE_PORTCTL, ctrl);
1162 }
1163 
1164 void
1165 txgbe_vlan_hw_strip_config(struct rte_eth_dev *dev)
1166 {
1167 	struct txgbe_rx_queue *rxq;
1168 	uint16_t i;
1169 
1170 	PMD_INIT_FUNC_TRACE();
1171 
1172 	for (i = 0; i < dev->data->nb_rx_queues; i++) {
1173 		rxq = dev->data->rx_queues[i];
1174 
1175 		if (rxq->offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
1176 			txgbe_vlan_strip_queue_set(dev, i, 1);
1177 		else
1178 			txgbe_vlan_strip_queue_set(dev, i, 0);
1179 	}
1180 }
1181 
1182 void
1183 txgbe_config_vlan_strip_on_all_queues(struct rte_eth_dev *dev, int mask)
1184 {
1185 	uint16_t i;
1186 	struct rte_eth_rxmode *rxmode;
1187 	struct txgbe_rx_queue *rxq;
1188 
1189 	if (mask & ETH_VLAN_STRIP_MASK) {
1190 		rxmode = &dev->data->dev_conf.rxmode;
1191 		if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
1192 			for (i = 0; i < dev->data->nb_rx_queues; i++) {
1193 				rxq = dev->data->rx_queues[i];
1194 				rxq->offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
1195 			}
1196 		else
1197 			for (i = 0; i < dev->data->nb_rx_queues; i++) {
1198 				rxq = dev->data->rx_queues[i];
1199 				rxq->offloads &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
1200 			}
1201 	}
1202 }
1203 
1204 static int
1205 txgbe_vlan_offload_config(struct rte_eth_dev *dev, int mask)
1206 {
1207 	struct rte_eth_rxmode *rxmode;
1208 	rxmode = &dev->data->dev_conf.rxmode;
1209 
1210 	if (mask & ETH_VLAN_STRIP_MASK)
1211 		txgbe_vlan_hw_strip_config(dev);
1212 
1213 	if (mask & ETH_VLAN_FILTER_MASK) {
1214 		if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
1215 			txgbe_vlan_hw_filter_enable(dev);
1216 		else
1217 			txgbe_vlan_hw_filter_disable(dev);
1218 	}
1219 
1220 	if (mask & ETH_VLAN_EXTEND_MASK) {
1221 		if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
1222 			txgbe_vlan_hw_extend_enable(dev);
1223 		else
1224 			txgbe_vlan_hw_extend_disable(dev);
1225 	}
1226 
1227 	return 0;
1228 }
1229 
1230 static int
1231 txgbe_vlan_offload_set(struct rte_eth_dev *dev, int mask)
1232 {
1233 	txgbe_config_vlan_strip_on_all_queues(dev, mask);
1234 
1235 	txgbe_vlan_offload_config(dev, mask);
1236 
1237 	return 0;
1238 }
1239 
1240 static void
1241 txgbe_vmdq_vlan_hw_filter_enable(struct rte_eth_dev *dev)
1242 {
1243 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1244 	/* VLNCTL: enable vlan filtering and allow all vlan tags through */
1245 	uint32_t vlanctrl = rd32(hw, TXGBE_VLANCTL);
1246 
1247 	vlanctrl |= TXGBE_VLANCTL_VFE; /* enable vlan filters */
1248 	wr32(hw, TXGBE_VLANCTL, vlanctrl);
1249 }
1250 
1251 static int
1252 txgbe_check_vf_rss_rxq_num(struct rte_eth_dev *dev, uint16_t nb_rx_q)
1253 {
1254 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1255 
1256 	switch (nb_rx_q) {
1257 	case 1:
1258 	case 2:
1259 		RTE_ETH_DEV_SRIOV(dev).active = ETH_64_POOLS;
1260 		break;
1261 	case 4:
1262 		RTE_ETH_DEV_SRIOV(dev).active = ETH_32_POOLS;
1263 		break;
1264 	default:
1265 		return -EINVAL;
1266 	}
1267 
1268 	RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool =
1269 		TXGBE_MAX_RX_QUEUE_NUM / RTE_ETH_DEV_SRIOV(dev).active;
1270 	RTE_ETH_DEV_SRIOV(dev).def_pool_q_idx =
1271 		pci_dev->max_vfs * RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool;
1272 	return 0;
1273 }
1274 
1275 static int
1276 txgbe_check_mq_mode(struct rte_eth_dev *dev)
1277 {
1278 	struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
1279 	uint16_t nb_rx_q = dev->data->nb_rx_queues;
1280 	uint16_t nb_tx_q = dev->data->nb_tx_queues;
1281 
1282 	if (RTE_ETH_DEV_SRIOV(dev).active != 0) {
1283 		/* check multi-queue mode */
1284 		switch (dev_conf->rxmode.mq_mode) {
1285 		case ETH_MQ_RX_VMDQ_DCB:
1286 			PMD_INIT_LOG(INFO, "ETH_MQ_RX_VMDQ_DCB mode supported in SRIOV");
1287 			break;
1288 		case ETH_MQ_RX_VMDQ_DCB_RSS:
1289 			/* DCB/RSS VMDQ in SRIOV mode, not implement yet */
1290 			PMD_INIT_LOG(ERR, "SRIOV active,"
1291 					" unsupported mq_mode rx %d.",
1292 					dev_conf->rxmode.mq_mode);
1293 			return -EINVAL;
1294 		case ETH_MQ_RX_RSS:
1295 		case ETH_MQ_RX_VMDQ_RSS:
1296 			dev->data->dev_conf.rxmode.mq_mode = ETH_MQ_RX_VMDQ_RSS;
1297 			if (nb_rx_q <= RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool)
1298 				if (txgbe_check_vf_rss_rxq_num(dev, nb_rx_q)) {
1299 					PMD_INIT_LOG(ERR, "SRIOV is active,"
1300 						" invalid queue number"
1301 						" for VMDQ RSS, allowed"
1302 						" value are 1, 2 or 4.");
1303 					return -EINVAL;
1304 				}
1305 			break;
1306 		case ETH_MQ_RX_VMDQ_ONLY:
1307 		case ETH_MQ_RX_NONE:
1308 			/* if nothing mq mode configure, use default scheme */
1309 			dev->data->dev_conf.rxmode.mq_mode =
1310 				ETH_MQ_RX_VMDQ_ONLY;
1311 			break;
1312 		default: /* ETH_MQ_RX_DCB, ETH_MQ_RX_DCB_RSS or ETH_MQ_TX_DCB*/
1313 			/* SRIOV only works in VMDq enable mode */
1314 			PMD_INIT_LOG(ERR, "SRIOV is active,"
1315 					" wrong mq_mode rx %d.",
1316 					dev_conf->rxmode.mq_mode);
1317 			return -EINVAL;
1318 		}
1319 
1320 		switch (dev_conf->txmode.mq_mode) {
1321 		case ETH_MQ_TX_VMDQ_DCB:
1322 			PMD_INIT_LOG(INFO, "ETH_MQ_TX_VMDQ_DCB mode supported in SRIOV");
1323 			dev->data->dev_conf.txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
1324 			break;
1325 		default: /* ETH_MQ_TX_VMDQ_ONLY or ETH_MQ_TX_NONE */
1326 			dev->data->dev_conf.txmode.mq_mode =
1327 				ETH_MQ_TX_VMDQ_ONLY;
1328 			break;
1329 		}
1330 
1331 		/* check valid queue number */
1332 		if ((nb_rx_q > RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool) ||
1333 		    (nb_tx_q > RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool)) {
1334 			PMD_INIT_LOG(ERR, "SRIOV is active,"
1335 					" nb_rx_q=%d nb_tx_q=%d queue number"
1336 					" must be less than or equal to %d.",
1337 					nb_rx_q, nb_tx_q,
1338 					RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool);
1339 			return -EINVAL;
1340 		}
1341 	} else {
1342 		if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_VMDQ_DCB_RSS) {
1343 			PMD_INIT_LOG(ERR, "VMDQ+DCB+RSS mq_mode is"
1344 					  " not supported.");
1345 			return -EINVAL;
1346 		}
1347 		/* check configuration for vmdb+dcb mode */
1348 		if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_VMDQ_DCB) {
1349 			const struct rte_eth_vmdq_dcb_conf *conf;
1350 
1351 			if (nb_rx_q != TXGBE_VMDQ_DCB_NB_QUEUES) {
1352 				PMD_INIT_LOG(ERR, "VMDQ+DCB, nb_rx_q != %d.",
1353 						TXGBE_VMDQ_DCB_NB_QUEUES);
1354 				return -EINVAL;
1355 			}
1356 			conf = &dev_conf->rx_adv_conf.vmdq_dcb_conf;
1357 			if (!(conf->nb_queue_pools == ETH_16_POOLS ||
1358 			       conf->nb_queue_pools == ETH_32_POOLS)) {
1359 				PMD_INIT_LOG(ERR, "VMDQ+DCB selected,"
1360 						" nb_queue_pools must be %d or %d.",
1361 						ETH_16_POOLS, ETH_32_POOLS);
1362 				return -EINVAL;
1363 			}
1364 		}
1365 		if (dev_conf->txmode.mq_mode == ETH_MQ_TX_VMDQ_DCB) {
1366 			const struct rte_eth_vmdq_dcb_tx_conf *conf;
1367 
1368 			if (nb_tx_q != TXGBE_VMDQ_DCB_NB_QUEUES) {
1369 				PMD_INIT_LOG(ERR, "VMDQ+DCB, nb_tx_q != %d",
1370 						 TXGBE_VMDQ_DCB_NB_QUEUES);
1371 				return -EINVAL;
1372 			}
1373 			conf = &dev_conf->tx_adv_conf.vmdq_dcb_tx_conf;
1374 			if (!(conf->nb_queue_pools == ETH_16_POOLS ||
1375 			       conf->nb_queue_pools == ETH_32_POOLS)) {
1376 				PMD_INIT_LOG(ERR, "VMDQ+DCB selected,"
1377 						" nb_queue_pools != %d and"
1378 						" nb_queue_pools != %d.",
1379 						ETH_16_POOLS, ETH_32_POOLS);
1380 				return -EINVAL;
1381 			}
1382 		}
1383 
1384 		/* For DCB mode check our configuration before we go further */
1385 		if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_DCB) {
1386 			const struct rte_eth_dcb_rx_conf *conf;
1387 
1388 			conf = &dev_conf->rx_adv_conf.dcb_rx_conf;
1389 			if (!(conf->nb_tcs == ETH_4_TCS ||
1390 			       conf->nb_tcs == ETH_8_TCS)) {
1391 				PMD_INIT_LOG(ERR, "DCB selected, nb_tcs != %d"
1392 						" and nb_tcs != %d.",
1393 						ETH_4_TCS, ETH_8_TCS);
1394 				return -EINVAL;
1395 			}
1396 		}
1397 
1398 		if (dev_conf->txmode.mq_mode == ETH_MQ_TX_DCB) {
1399 			const struct rte_eth_dcb_tx_conf *conf;
1400 
1401 			conf = &dev_conf->tx_adv_conf.dcb_tx_conf;
1402 			if (!(conf->nb_tcs == ETH_4_TCS ||
1403 			       conf->nb_tcs == ETH_8_TCS)) {
1404 				PMD_INIT_LOG(ERR, "DCB selected, nb_tcs != %d"
1405 						" and nb_tcs != %d.",
1406 						ETH_4_TCS, ETH_8_TCS);
1407 				return -EINVAL;
1408 			}
1409 		}
1410 	}
1411 	return 0;
1412 }
1413 
1414 static int
1415 txgbe_dev_configure(struct rte_eth_dev *dev)
1416 {
1417 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
1418 	struct txgbe_adapter *adapter = TXGBE_DEV_ADAPTER(dev);
1419 	int ret;
1420 
1421 	PMD_INIT_FUNC_TRACE();
1422 
1423 	if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
1424 		dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
1425 
1426 	/* multiple queue mode checking */
1427 	ret  = txgbe_check_mq_mode(dev);
1428 	if (ret != 0) {
1429 		PMD_DRV_LOG(ERR, "txgbe_check_mq_mode fails with %d.",
1430 			    ret);
1431 		return ret;
1432 	}
1433 
1434 	/* set flag to update link status after init */
1435 	intr->flags |= TXGBE_FLAG_NEED_LINK_UPDATE;
1436 
1437 	/*
1438 	 * Initialize to TRUE. If any of Rx queues doesn't meet the bulk
1439 	 * allocation Rx preconditions we will reset it.
1440 	 */
1441 	adapter->rx_bulk_alloc_allowed = true;
1442 
1443 	return 0;
1444 }
1445 
1446 static void
1447 txgbe_dev_phy_intr_setup(struct rte_eth_dev *dev)
1448 {
1449 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1450 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
1451 	uint32_t gpie;
1452 
1453 	gpie = rd32(hw, TXGBE_GPIOINTEN);
1454 	gpie |= TXGBE_GPIOBIT_6;
1455 	wr32(hw, TXGBE_GPIOINTEN, gpie);
1456 	intr->mask_misc |= TXGBE_ICRMISC_GPIO;
1457 }
1458 
1459 int
1460 txgbe_set_vf_rate_limit(struct rte_eth_dev *dev, uint16_t vf,
1461 			uint16_t tx_rate, uint64_t q_msk)
1462 {
1463 	struct txgbe_hw *hw;
1464 	struct txgbe_vf_info *vfinfo;
1465 	struct rte_eth_link link;
1466 	uint8_t  nb_q_per_pool;
1467 	uint32_t queue_stride;
1468 	uint32_t queue_idx, idx = 0, vf_idx;
1469 	uint32_t queue_end;
1470 	uint16_t total_rate = 0;
1471 	struct rte_pci_device *pci_dev;
1472 	int ret;
1473 
1474 	pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1475 	ret = rte_eth_link_get_nowait(dev->data->port_id, &link);
1476 	if (ret < 0)
1477 		return ret;
1478 
1479 	if (vf >= pci_dev->max_vfs)
1480 		return -EINVAL;
1481 
1482 	if (tx_rate > link.link_speed)
1483 		return -EINVAL;
1484 
1485 	if (q_msk == 0)
1486 		return 0;
1487 
1488 	hw = TXGBE_DEV_HW(dev);
1489 	vfinfo = *(TXGBE_DEV_VFDATA(dev));
1490 	nb_q_per_pool = RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool;
1491 	queue_stride = TXGBE_MAX_RX_QUEUE_NUM / RTE_ETH_DEV_SRIOV(dev).active;
1492 	queue_idx = vf * queue_stride;
1493 	queue_end = queue_idx + nb_q_per_pool - 1;
1494 	if (queue_end >= hw->mac.max_tx_queues)
1495 		return -EINVAL;
1496 
1497 	if (vfinfo) {
1498 		for (vf_idx = 0; vf_idx < pci_dev->max_vfs; vf_idx++) {
1499 			if (vf_idx == vf)
1500 				continue;
1501 			for (idx = 0; idx < RTE_DIM(vfinfo[vf_idx].tx_rate);
1502 				idx++)
1503 				total_rate += vfinfo[vf_idx].tx_rate[idx];
1504 		}
1505 	} else {
1506 		return -EINVAL;
1507 	}
1508 
1509 	/* Store tx_rate for this vf. */
1510 	for (idx = 0; idx < nb_q_per_pool; idx++) {
1511 		if (((uint64_t)0x1 << idx) & q_msk) {
1512 			if (vfinfo[vf].tx_rate[idx] != tx_rate)
1513 				vfinfo[vf].tx_rate[idx] = tx_rate;
1514 			total_rate += tx_rate;
1515 		}
1516 	}
1517 
1518 	if (total_rate > dev->data->dev_link.link_speed) {
1519 		/* Reset stored TX rate of the VF if it causes exceed
1520 		 * link speed.
1521 		 */
1522 		memset(vfinfo[vf].tx_rate, 0, sizeof(vfinfo[vf].tx_rate));
1523 		return -EINVAL;
1524 	}
1525 
1526 	/* Set ARBTXRATE of each queue/pool for vf X  */
1527 	for (; queue_idx <= queue_end; queue_idx++) {
1528 		if (0x1 & q_msk)
1529 			txgbe_set_queue_rate_limit(dev, queue_idx, tx_rate);
1530 		q_msk = q_msk >> 1;
1531 	}
1532 
1533 	return 0;
1534 }
1535 
1536 /*
1537  * Configure device link speed and setup link.
1538  * It returns 0 on success.
1539  */
1540 static int
1541 txgbe_dev_start(struct rte_eth_dev *dev)
1542 {
1543 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1544 	struct txgbe_hw_stats *hw_stats = TXGBE_DEV_STATS(dev);
1545 	struct txgbe_vf_info *vfinfo = *TXGBE_DEV_VFDATA(dev);
1546 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1547 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1548 	uint32_t intr_vector = 0;
1549 	int err;
1550 	bool link_up = false, negotiate = 0;
1551 	uint32_t speed = 0;
1552 	uint32_t allowed_speeds = 0;
1553 	int mask = 0;
1554 	int status;
1555 	uint16_t vf, idx;
1556 	uint32_t *link_speeds;
1557 	struct txgbe_tm_conf *tm_conf = TXGBE_DEV_TM_CONF(dev);
1558 
1559 	PMD_INIT_FUNC_TRACE();
1560 
1561 	/* TXGBE devices don't support:
1562 	 *    - half duplex (checked afterwards for valid speeds)
1563 	 *    - fixed speed: TODO implement
1564 	 */
1565 	if (dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_FIXED) {
1566 		PMD_INIT_LOG(ERR,
1567 		"Invalid link_speeds for port %u, fix speed not supported",
1568 				dev->data->port_id);
1569 		return -EINVAL;
1570 	}
1571 
1572 	/* Stop the link setup handler before resetting the HW. */
1573 	rte_eal_alarm_cancel(txgbe_dev_setup_link_alarm_handler, dev);
1574 
1575 	/* disable uio/vfio intr/eventfd mapping */
1576 	rte_intr_disable(intr_handle);
1577 
1578 	/* stop adapter */
1579 	hw->adapter_stopped = 0;
1580 	txgbe_stop_hw(hw);
1581 
1582 	/* reinitialize adapter
1583 	 * this calls reset and start
1584 	 */
1585 	hw->nb_rx_queues = dev->data->nb_rx_queues;
1586 	hw->nb_tx_queues = dev->data->nb_tx_queues;
1587 	status = txgbe_pf_reset_hw(hw);
1588 	if (status != 0)
1589 		return -1;
1590 	hw->mac.start_hw(hw);
1591 	hw->mac.get_link_status = true;
1592 
1593 	/* configure PF module if SRIOV enabled */
1594 	txgbe_pf_host_configure(dev);
1595 
1596 	txgbe_dev_phy_intr_setup(dev);
1597 
1598 	/* check and configure queue intr-vector mapping */
1599 	if ((rte_intr_cap_multiple(intr_handle) ||
1600 	     !RTE_ETH_DEV_SRIOV(dev).active) &&
1601 	    dev->data->dev_conf.intr_conf.rxq != 0) {
1602 		intr_vector = dev->data->nb_rx_queues;
1603 		if (rte_intr_efd_enable(intr_handle, intr_vector))
1604 			return -1;
1605 	}
1606 
1607 	if (rte_intr_dp_is_en(intr_handle) && !intr_handle->intr_vec) {
1608 		intr_handle->intr_vec =
1609 			rte_zmalloc("intr_vec",
1610 				    dev->data->nb_rx_queues * sizeof(int), 0);
1611 		if (intr_handle->intr_vec == NULL) {
1612 			PMD_INIT_LOG(ERR, "Failed to allocate %d rx_queues"
1613 				     " intr_vec", dev->data->nb_rx_queues);
1614 			return -ENOMEM;
1615 		}
1616 	}
1617 
1618 	/* confiugre msix for sleep until rx interrupt */
1619 	txgbe_configure_msix(dev);
1620 
1621 	/* initialize transmission unit */
1622 	txgbe_dev_tx_init(dev);
1623 
1624 	/* This can fail when allocating mbufs for descriptor rings */
1625 	err = txgbe_dev_rx_init(dev);
1626 	if (err) {
1627 		PMD_INIT_LOG(ERR, "Unable to initialize RX hardware");
1628 		goto error;
1629 	}
1630 
1631 	mask = ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK |
1632 		ETH_VLAN_EXTEND_MASK;
1633 	err = txgbe_vlan_offload_config(dev, mask);
1634 	if (err) {
1635 		PMD_INIT_LOG(ERR, "Unable to set VLAN offload");
1636 		goto error;
1637 	}
1638 
1639 	if (dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_VMDQ_ONLY) {
1640 		/* Enable vlan filtering for VMDq */
1641 		txgbe_vmdq_vlan_hw_filter_enable(dev);
1642 	}
1643 
1644 	/* Configure DCB hw */
1645 	txgbe_configure_pb(dev);
1646 	txgbe_configure_port(dev);
1647 	txgbe_configure_dcb(dev);
1648 
1649 	if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_NONE) {
1650 		err = txgbe_fdir_configure(dev);
1651 		if (err)
1652 			goto error;
1653 	}
1654 
1655 	/* Restore vf rate limit */
1656 	if (vfinfo != NULL) {
1657 		for (vf = 0; vf < pci_dev->max_vfs; vf++)
1658 			for (idx = 0; idx < TXGBE_MAX_QUEUE_NUM_PER_VF; idx++)
1659 				if (vfinfo[vf].tx_rate[idx] != 0)
1660 					txgbe_set_vf_rate_limit(dev, vf,
1661 						vfinfo[vf].tx_rate[idx],
1662 						1 << idx);
1663 	}
1664 
1665 	err = txgbe_dev_rxtx_start(dev);
1666 	if (err < 0) {
1667 		PMD_INIT_LOG(ERR, "Unable to start rxtx queues");
1668 		goto error;
1669 	}
1670 
1671 	/* Skip link setup if loopback mode is enabled. */
1672 	if (hw->mac.type == txgbe_mac_raptor &&
1673 	    dev->data->dev_conf.lpbk_mode)
1674 		goto skip_link_setup;
1675 
1676 	if (txgbe_is_sfp(hw) && hw->phy.multispeed_fiber) {
1677 		err = hw->mac.setup_sfp(hw);
1678 		if (err)
1679 			goto error;
1680 	}
1681 
1682 	if (hw->phy.media_type == txgbe_media_type_copper) {
1683 		/* Turn on the copper */
1684 		hw->phy.set_phy_power(hw, true);
1685 	} else {
1686 		/* Turn on the laser */
1687 		hw->mac.enable_tx_laser(hw);
1688 	}
1689 
1690 	err = hw->mac.check_link(hw, &speed, &link_up, 0);
1691 	if (err)
1692 		goto error;
1693 	dev->data->dev_link.link_status = link_up;
1694 
1695 	err = hw->mac.get_link_capabilities(hw, &speed, &negotiate);
1696 	if (err)
1697 		goto error;
1698 
1699 	allowed_speeds = ETH_LINK_SPEED_100M | ETH_LINK_SPEED_1G |
1700 			ETH_LINK_SPEED_10G;
1701 
1702 	link_speeds = &dev->data->dev_conf.link_speeds;
1703 	if (*link_speeds & ~allowed_speeds) {
1704 		PMD_INIT_LOG(ERR, "Invalid link setting");
1705 		goto error;
1706 	}
1707 
1708 	speed = 0x0;
1709 	if (*link_speeds == ETH_LINK_SPEED_AUTONEG) {
1710 		speed = (TXGBE_LINK_SPEED_100M_FULL |
1711 			 TXGBE_LINK_SPEED_1GB_FULL |
1712 			 TXGBE_LINK_SPEED_10GB_FULL);
1713 	} else {
1714 		if (*link_speeds & ETH_LINK_SPEED_10G)
1715 			speed |= TXGBE_LINK_SPEED_10GB_FULL;
1716 		if (*link_speeds & ETH_LINK_SPEED_5G)
1717 			speed |= TXGBE_LINK_SPEED_5GB_FULL;
1718 		if (*link_speeds & ETH_LINK_SPEED_2_5G)
1719 			speed |= TXGBE_LINK_SPEED_2_5GB_FULL;
1720 		if (*link_speeds & ETH_LINK_SPEED_1G)
1721 			speed |= TXGBE_LINK_SPEED_1GB_FULL;
1722 		if (*link_speeds & ETH_LINK_SPEED_100M)
1723 			speed |= TXGBE_LINK_SPEED_100M_FULL;
1724 	}
1725 
1726 	err = hw->mac.setup_link(hw, speed, link_up);
1727 	if (err)
1728 		goto error;
1729 
1730 skip_link_setup:
1731 
1732 	if (rte_intr_allow_others(intr_handle)) {
1733 		/* check if lsc interrupt is enabled */
1734 		if (dev->data->dev_conf.intr_conf.lsc != 0)
1735 			txgbe_dev_lsc_interrupt_setup(dev, TRUE);
1736 		else
1737 			txgbe_dev_lsc_interrupt_setup(dev, FALSE);
1738 		txgbe_dev_macsec_interrupt_setup(dev);
1739 		txgbe_set_ivar_map(hw, -1, 1, TXGBE_MISC_VEC_ID);
1740 	} else {
1741 		rte_intr_callback_unregister(intr_handle,
1742 					     txgbe_dev_interrupt_handler, dev);
1743 		if (dev->data->dev_conf.intr_conf.lsc != 0)
1744 			PMD_INIT_LOG(INFO, "lsc won't enable because of"
1745 				     " no intr multiplex");
1746 	}
1747 
1748 	/* check if rxq interrupt is enabled */
1749 	if (dev->data->dev_conf.intr_conf.rxq != 0 &&
1750 	    rte_intr_dp_is_en(intr_handle))
1751 		txgbe_dev_rxq_interrupt_setup(dev);
1752 
1753 	/* enable uio/vfio intr/eventfd mapping */
1754 	rte_intr_enable(intr_handle);
1755 
1756 	/* resume enabled intr since hw reset */
1757 	txgbe_enable_intr(dev);
1758 	txgbe_l2_tunnel_conf(dev);
1759 	txgbe_filter_restore(dev);
1760 
1761 	if (tm_conf->root && !tm_conf->committed)
1762 		PMD_DRV_LOG(WARNING,
1763 			    "please call hierarchy_commit() "
1764 			    "before starting the port");
1765 
1766 	/*
1767 	 * Update link status right before return, because it may
1768 	 * start link configuration process in a separate thread.
1769 	 */
1770 	txgbe_dev_link_update(dev, 0);
1771 
1772 	wr32m(hw, TXGBE_LEDCTL, 0xFFFFFFFF, TXGBE_LEDCTL_ORD_MASK);
1773 
1774 	txgbe_read_stats_registers(hw, hw_stats);
1775 	hw->offset_loaded = 1;
1776 
1777 	return 0;
1778 
1779 error:
1780 	PMD_INIT_LOG(ERR, "failure in dev start: %d", err);
1781 	txgbe_dev_clear_queues(dev);
1782 	return -EIO;
1783 }
1784 
1785 /*
1786  * Stop device: disable rx and tx functions to allow for reconfiguring.
1787  */
1788 static int
1789 txgbe_dev_stop(struct rte_eth_dev *dev)
1790 {
1791 	struct rte_eth_link link;
1792 	struct txgbe_adapter *adapter = TXGBE_DEV_ADAPTER(dev);
1793 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1794 	struct txgbe_vf_info *vfinfo = *TXGBE_DEV_VFDATA(dev);
1795 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1796 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1797 	int vf;
1798 	struct txgbe_tm_conf *tm_conf = TXGBE_DEV_TM_CONF(dev);
1799 
1800 	if (hw->adapter_stopped)
1801 		return 0;
1802 
1803 	PMD_INIT_FUNC_TRACE();
1804 
1805 	rte_eal_alarm_cancel(txgbe_dev_setup_link_alarm_handler, dev);
1806 
1807 	/* disable interrupts */
1808 	txgbe_disable_intr(hw);
1809 
1810 	/* reset the NIC */
1811 	txgbe_pf_reset_hw(hw);
1812 	hw->adapter_stopped = 0;
1813 
1814 	/* stop adapter */
1815 	txgbe_stop_hw(hw);
1816 
1817 	for (vf = 0; vfinfo != NULL && vf < pci_dev->max_vfs; vf++)
1818 		vfinfo[vf].clear_to_send = false;
1819 
1820 	if (hw->phy.media_type == txgbe_media_type_copper) {
1821 		/* Turn off the copper */
1822 		hw->phy.set_phy_power(hw, false);
1823 	} else {
1824 		/* Turn off the laser */
1825 		hw->mac.disable_tx_laser(hw);
1826 	}
1827 
1828 	txgbe_dev_clear_queues(dev);
1829 
1830 	/* Clear stored conf */
1831 	dev->data->scattered_rx = 0;
1832 	dev->data->lro = 0;
1833 
1834 	/* Clear recorded link status */
1835 	memset(&link, 0, sizeof(link));
1836 	rte_eth_linkstatus_set(dev, &link);
1837 
1838 	if (!rte_intr_allow_others(intr_handle))
1839 		/* resume to the default handler */
1840 		rte_intr_callback_register(intr_handle,
1841 					   txgbe_dev_interrupt_handler,
1842 					   (void *)dev);
1843 
1844 	/* Clean datapath event and queue/vec mapping */
1845 	rte_intr_efd_disable(intr_handle);
1846 	if (intr_handle->intr_vec != NULL) {
1847 		rte_free(intr_handle->intr_vec);
1848 		intr_handle->intr_vec = NULL;
1849 	}
1850 
1851 	/* reset hierarchy commit */
1852 	tm_conf->committed = false;
1853 
1854 	adapter->rss_reta_updated = 0;
1855 	wr32m(hw, TXGBE_LEDCTL, 0xFFFFFFFF, TXGBE_LEDCTL_SEL_MASK);
1856 
1857 	hw->adapter_stopped = true;
1858 	dev->data->dev_started = 0;
1859 
1860 	return 0;
1861 }
1862 
1863 /*
1864  * Set device link up: enable tx.
1865  */
1866 static int
1867 txgbe_dev_set_link_up(struct rte_eth_dev *dev)
1868 {
1869 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1870 
1871 	if (hw->phy.media_type == txgbe_media_type_copper) {
1872 		/* Turn on the copper */
1873 		hw->phy.set_phy_power(hw, true);
1874 	} else {
1875 		/* Turn on the laser */
1876 		hw->mac.enable_tx_laser(hw);
1877 		txgbe_dev_link_update(dev, 0);
1878 	}
1879 
1880 	return 0;
1881 }
1882 
1883 /*
1884  * Set device link down: disable tx.
1885  */
1886 static int
1887 txgbe_dev_set_link_down(struct rte_eth_dev *dev)
1888 {
1889 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1890 
1891 	if (hw->phy.media_type == txgbe_media_type_copper) {
1892 		/* Turn off the copper */
1893 		hw->phy.set_phy_power(hw, false);
1894 	} else {
1895 		/* Turn off the laser */
1896 		hw->mac.disable_tx_laser(hw);
1897 		txgbe_dev_link_update(dev, 0);
1898 	}
1899 
1900 	return 0;
1901 }
1902 
1903 /*
1904  * Reset and stop device.
1905  */
1906 static int
1907 txgbe_dev_close(struct rte_eth_dev *dev)
1908 {
1909 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
1910 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1911 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1912 	int retries = 0;
1913 	int ret;
1914 
1915 	PMD_INIT_FUNC_TRACE();
1916 
1917 	txgbe_pf_reset_hw(hw);
1918 
1919 	ret = txgbe_dev_stop(dev);
1920 
1921 	txgbe_dev_free_queues(dev);
1922 
1923 	/* reprogram the RAR[0] in case user changed it. */
1924 	txgbe_set_rar(hw, 0, hw->mac.addr, 0, true);
1925 
1926 	/* Unlock any pending hardware semaphore */
1927 	txgbe_swfw_lock_reset(hw);
1928 
1929 	/* disable uio intr before callback unregister */
1930 	rte_intr_disable(intr_handle);
1931 
1932 	do {
1933 		ret = rte_intr_callback_unregister(intr_handle,
1934 				txgbe_dev_interrupt_handler, dev);
1935 		if (ret >= 0 || ret == -ENOENT) {
1936 			break;
1937 		} else if (ret != -EAGAIN) {
1938 			PMD_INIT_LOG(ERR,
1939 				"intr callback unregister failed: %d",
1940 				ret);
1941 		}
1942 		rte_delay_ms(100);
1943 	} while (retries++ < (10 + TXGBE_LINK_UP_TIME));
1944 
1945 	/* cancel the delay handler before remove dev */
1946 	rte_eal_alarm_cancel(txgbe_dev_interrupt_delayed_handler, dev);
1947 
1948 	/* uninitialize PF if max_vfs not zero */
1949 	txgbe_pf_host_uninit(dev);
1950 
1951 	rte_free(dev->data->mac_addrs);
1952 	dev->data->mac_addrs = NULL;
1953 
1954 	rte_free(dev->data->hash_mac_addrs);
1955 	dev->data->hash_mac_addrs = NULL;
1956 
1957 	/* remove all the fdir filters & hash */
1958 	txgbe_fdir_filter_uninit(dev);
1959 
1960 	/* remove all the L2 tunnel filters & hash */
1961 	txgbe_l2_tn_filter_uninit(dev);
1962 
1963 	/* Remove all ntuple filters of the device */
1964 	txgbe_ntuple_filter_uninit(dev);
1965 
1966 	/* clear all the filters list */
1967 	txgbe_filterlist_flush();
1968 
1969 	/* Remove all Traffic Manager configuration */
1970 	txgbe_tm_conf_uninit(dev);
1971 
1972 #ifdef RTE_LIB_SECURITY
1973 	rte_free(dev->security_ctx);
1974 #endif
1975 
1976 	return ret;
1977 }
1978 
1979 /*
1980  * Reset PF device.
1981  */
1982 static int
1983 txgbe_dev_reset(struct rte_eth_dev *dev)
1984 {
1985 	int ret;
1986 
1987 	/* When a DPDK PMD PF begin to reset PF port, it should notify all
1988 	 * its VF to make them align with it. The detailed notification
1989 	 * mechanism is PMD specific. As to txgbe PF, it is rather complex.
1990 	 * To avoid unexpected behavior in VF, currently reset of PF with
1991 	 * SR-IOV activation is not supported. It might be supported later.
1992 	 */
1993 	if (dev->data->sriov.active)
1994 		return -ENOTSUP;
1995 
1996 	ret = eth_txgbe_dev_uninit(dev);
1997 	if (ret)
1998 		return ret;
1999 
2000 	ret = eth_txgbe_dev_init(dev, NULL);
2001 
2002 	return ret;
2003 }
2004 
2005 #define UPDATE_QP_COUNTER_32bit(reg, last_counter, counter)     \
2006 	{                                                       \
2007 		uint32_t current_counter = rd32(hw, reg);       \
2008 		if (current_counter < last_counter)             \
2009 			current_counter += 0x100000000LL;       \
2010 		if (!hw->offset_loaded)                         \
2011 			last_counter = current_counter;         \
2012 		counter = current_counter - last_counter;       \
2013 		counter &= 0xFFFFFFFFLL;                        \
2014 	}
2015 
2016 #define UPDATE_QP_COUNTER_36bit(reg_lsb, reg_msb, last_counter, counter) \
2017 	{                                                                \
2018 		uint64_t current_counter_lsb = rd32(hw, reg_lsb);        \
2019 		uint64_t current_counter_msb = rd32(hw, reg_msb);        \
2020 		uint64_t current_counter = (current_counter_msb << 32) | \
2021 			current_counter_lsb;                             \
2022 		if (current_counter < last_counter)                      \
2023 			current_counter += 0x1000000000LL;               \
2024 		if (!hw->offset_loaded)                                  \
2025 			last_counter = current_counter;                  \
2026 		counter = current_counter - last_counter;                \
2027 		counter &= 0xFFFFFFFFFLL;                                \
2028 	}
2029 
2030 void
2031 txgbe_read_stats_registers(struct txgbe_hw *hw,
2032 			   struct txgbe_hw_stats *hw_stats)
2033 {
2034 	unsigned int i;
2035 
2036 	/* QP Stats */
2037 	for (i = 0; i < hw->nb_rx_queues; i++) {
2038 		UPDATE_QP_COUNTER_32bit(TXGBE_QPRXPKT(i),
2039 			hw->qp_last[i].rx_qp_packets,
2040 			hw_stats->qp[i].rx_qp_packets);
2041 		UPDATE_QP_COUNTER_36bit(TXGBE_QPRXOCTL(i), TXGBE_QPRXOCTH(i),
2042 			hw->qp_last[i].rx_qp_bytes,
2043 			hw_stats->qp[i].rx_qp_bytes);
2044 		UPDATE_QP_COUNTER_32bit(TXGBE_QPRXMPKT(i),
2045 			hw->qp_last[i].rx_qp_mc_packets,
2046 			hw_stats->qp[i].rx_qp_mc_packets);
2047 	}
2048 
2049 	for (i = 0; i < hw->nb_tx_queues; i++) {
2050 		UPDATE_QP_COUNTER_32bit(TXGBE_QPTXPKT(i),
2051 			hw->qp_last[i].tx_qp_packets,
2052 			hw_stats->qp[i].tx_qp_packets);
2053 		UPDATE_QP_COUNTER_36bit(TXGBE_QPTXOCTL(i), TXGBE_QPTXOCTH(i),
2054 			hw->qp_last[i].tx_qp_bytes,
2055 			hw_stats->qp[i].tx_qp_bytes);
2056 	}
2057 	/* PB Stats */
2058 	for (i = 0; i < TXGBE_MAX_UP; i++) {
2059 		hw_stats->up[i].rx_up_xon_packets +=
2060 				rd32(hw, TXGBE_PBRXUPXON(i));
2061 		hw_stats->up[i].rx_up_xoff_packets +=
2062 				rd32(hw, TXGBE_PBRXUPXOFF(i));
2063 		hw_stats->up[i].tx_up_xon_packets +=
2064 				rd32(hw, TXGBE_PBTXUPXON(i));
2065 		hw_stats->up[i].tx_up_xoff_packets +=
2066 				rd32(hw, TXGBE_PBTXUPXOFF(i));
2067 		hw_stats->up[i].tx_up_xon2off_packets +=
2068 				rd32(hw, TXGBE_PBTXUPOFF(i));
2069 		hw_stats->up[i].rx_up_dropped +=
2070 				rd32(hw, TXGBE_PBRXMISS(i));
2071 	}
2072 	hw_stats->rx_xon_packets += rd32(hw, TXGBE_PBRXLNKXON);
2073 	hw_stats->rx_xoff_packets += rd32(hw, TXGBE_PBRXLNKXOFF);
2074 	hw_stats->tx_xon_packets += rd32(hw, TXGBE_PBTXLNKXON);
2075 	hw_stats->tx_xoff_packets += rd32(hw, TXGBE_PBTXLNKXOFF);
2076 
2077 	/* DMA Stats */
2078 	hw_stats->rx_packets += rd32(hw, TXGBE_DMARXPKT);
2079 	hw_stats->tx_packets += rd32(hw, TXGBE_DMATXPKT);
2080 
2081 	hw_stats->rx_bytes += rd64(hw, TXGBE_DMARXOCTL);
2082 	hw_stats->tx_bytes += rd64(hw, TXGBE_DMATXOCTL);
2083 	hw_stats->rx_dma_drop += rd32(hw, TXGBE_DMARXDROP);
2084 	hw_stats->rx_drop_packets += rd32(hw, TXGBE_PBRXDROP);
2085 
2086 	/* MAC Stats */
2087 	hw_stats->rx_crc_errors += rd64(hw, TXGBE_MACRXERRCRCL);
2088 	hw_stats->rx_multicast_packets += rd64(hw, TXGBE_MACRXMPKTL);
2089 	hw_stats->tx_multicast_packets += rd64(hw, TXGBE_MACTXMPKTL);
2090 
2091 	hw_stats->rx_total_packets += rd64(hw, TXGBE_MACRXPKTL);
2092 	hw_stats->tx_total_packets += rd64(hw, TXGBE_MACTXPKTL);
2093 	hw_stats->rx_total_bytes += rd64(hw, TXGBE_MACRXGBOCTL);
2094 
2095 	hw_stats->rx_broadcast_packets += rd64(hw, TXGBE_MACRXOCTL);
2096 	hw_stats->tx_broadcast_packets += rd32(hw, TXGBE_MACTXOCTL);
2097 
2098 	hw_stats->rx_size_64_packets += rd64(hw, TXGBE_MACRX1TO64L);
2099 	hw_stats->rx_size_65_to_127_packets += rd64(hw, TXGBE_MACRX65TO127L);
2100 	hw_stats->rx_size_128_to_255_packets += rd64(hw, TXGBE_MACRX128TO255L);
2101 	hw_stats->rx_size_256_to_511_packets += rd64(hw, TXGBE_MACRX256TO511L);
2102 	hw_stats->rx_size_512_to_1023_packets +=
2103 			rd64(hw, TXGBE_MACRX512TO1023L);
2104 	hw_stats->rx_size_1024_to_max_packets +=
2105 			rd64(hw, TXGBE_MACRX1024TOMAXL);
2106 	hw_stats->tx_size_64_packets += rd64(hw, TXGBE_MACTX1TO64L);
2107 	hw_stats->tx_size_65_to_127_packets += rd64(hw, TXGBE_MACTX65TO127L);
2108 	hw_stats->tx_size_128_to_255_packets += rd64(hw, TXGBE_MACTX128TO255L);
2109 	hw_stats->tx_size_256_to_511_packets += rd64(hw, TXGBE_MACTX256TO511L);
2110 	hw_stats->tx_size_512_to_1023_packets +=
2111 			rd64(hw, TXGBE_MACTX512TO1023L);
2112 	hw_stats->tx_size_1024_to_max_packets +=
2113 			rd64(hw, TXGBE_MACTX1024TOMAXL);
2114 
2115 	hw_stats->rx_undersize_errors += rd64(hw, TXGBE_MACRXERRLENL);
2116 	hw_stats->rx_oversize_errors += rd32(hw, TXGBE_MACRXOVERSIZE);
2117 	hw_stats->rx_jabber_errors += rd32(hw, TXGBE_MACRXJABBER);
2118 
2119 	/* MNG Stats */
2120 	hw_stats->mng_bmc2host_packets = rd32(hw, TXGBE_MNGBMC2OS);
2121 	hw_stats->mng_host2bmc_packets = rd32(hw, TXGBE_MNGOS2BMC);
2122 	hw_stats->rx_management_packets = rd32(hw, TXGBE_DMARXMNG);
2123 	hw_stats->tx_management_packets = rd32(hw, TXGBE_DMATXMNG);
2124 
2125 	/* FCoE Stats */
2126 	hw_stats->rx_fcoe_crc_errors += rd32(hw, TXGBE_FCOECRC);
2127 	hw_stats->rx_fcoe_mbuf_allocation_errors += rd32(hw, TXGBE_FCOELAST);
2128 	hw_stats->rx_fcoe_dropped += rd32(hw, TXGBE_FCOERPDC);
2129 	hw_stats->rx_fcoe_packets += rd32(hw, TXGBE_FCOEPRC);
2130 	hw_stats->tx_fcoe_packets += rd32(hw, TXGBE_FCOEPTC);
2131 	hw_stats->rx_fcoe_bytes += rd32(hw, TXGBE_FCOEDWRC);
2132 	hw_stats->tx_fcoe_bytes += rd32(hw, TXGBE_FCOEDWTC);
2133 
2134 	/* Flow Director Stats */
2135 	hw_stats->flow_director_matched_filters += rd32(hw, TXGBE_FDIRMATCH);
2136 	hw_stats->flow_director_missed_filters += rd32(hw, TXGBE_FDIRMISS);
2137 	hw_stats->flow_director_added_filters +=
2138 		TXGBE_FDIRUSED_ADD(rd32(hw, TXGBE_FDIRUSED));
2139 	hw_stats->flow_director_removed_filters +=
2140 		TXGBE_FDIRUSED_REM(rd32(hw, TXGBE_FDIRUSED));
2141 	hw_stats->flow_director_filter_add_errors +=
2142 		TXGBE_FDIRFAIL_ADD(rd32(hw, TXGBE_FDIRFAIL));
2143 	hw_stats->flow_director_filter_remove_errors +=
2144 		TXGBE_FDIRFAIL_REM(rd32(hw, TXGBE_FDIRFAIL));
2145 
2146 	/* MACsec Stats */
2147 	hw_stats->tx_macsec_pkts_untagged += rd32(hw, TXGBE_LSECTX_UTPKT);
2148 	hw_stats->tx_macsec_pkts_encrypted +=
2149 			rd32(hw, TXGBE_LSECTX_ENCPKT);
2150 	hw_stats->tx_macsec_pkts_protected +=
2151 			rd32(hw, TXGBE_LSECTX_PROTPKT);
2152 	hw_stats->tx_macsec_octets_encrypted +=
2153 			rd32(hw, TXGBE_LSECTX_ENCOCT);
2154 	hw_stats->tx_macsec_octets_protected +=
2155 			rd32(hw, TXGBE_LSECTX_PROTOCT);
2156 	hw_stats->rx_macsec_pkts_untagged += rd32(hw, TXGBE_LSECRX_UTPKT);
2157 	hw_stats->rx_macsec_pkts_badtag += rd32(hw, TXGBE_LSECRX_BTPKT);
2158 	hw_stats->rx_macsec_pkts_nosci += rd32(hw, TXGBE_LSECRX_NOSCIPKT);
2159 	hw_stats->rx_macsec_pkts_unknownsci += rd32(hw, TXGBE_LSECRX_UNSCIPKT);
2160 	hw_stats->rx_macsec_octets_decrypted += rd32(hw, TXGBE_LSECRX_DECOCT);
2161 	hw_stats->rx_macsec_octets_validated += rd32(hw, TXGBE_LSECRX_VLDOCT);
2162 	hw_stats->rx_macsec_sc_pkts_unchecked +=
2163 			rd32(hw, TXGBE_LSECRX_UNCHKPKT);
2164 	hw_stats->rx_macsec_sc_pkts_delayed += rd32(hw, TXGBE_LSECRX_DLYPKT);
2165 	hw_stats->rx_macsec_sc_pkts_late += rd32(hw, TXGBE_LSECRX_LATEPKT);
2166 	for (i = 0; i < 2; i++) {
2167 		hw_stats->rx_macsec_sa_pkts_ok +=
2168 			rd32(hw, TXGBE_LSECRX_OKPKT(i));
2169 		hw_stats->rx_macsec_sa_pkts_invalid +=
2170 			rd32(hw, TXGBE_LSECRX_INVPKT(i));
2171 		hw_stats->rx_macsec_sa_pkts_notvalid +=
2172 			rd32(hw, TXGBE_LSECRX_BADPKT(i));
2173 	}
2174 	hw_stats->rx_macsec_sa_pkts_unusedsa +=
2175 			rd32(hw, TXGBE_LSECRX_INVSAPKT);
2176 	hw_stats->rx_macsec_sa_pkts_notusingsa +=
2177 			rd32(hw, TXGBE_LSECRX_BADSAPKT);
2178 
2179 	hw_stats->rx_total_missed_packets = 0;
2180 	for (i = 0; i < TXGBE_MAX_UP; i++) {
2181 		hw_stats->rx_total_missed_packets +=
2182 			hw_stats->up[i].rx_up_dropped;
2183 	}
2184 }
2185 
2186 static int
2187 txgbe_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
2188 {
2189 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2190 	struct txgbe_hw_stats *hw_stats = TXGBE_DEV_STATS(dev);
2191 	struct txgbe_stat_mappings *stat_mappings =
2192 			TXGBE_DEV_STAT_MAPPINGS(dev);
2193 	uint32_t i, j;
2194 
2195 	txgbe_read_stats_registers(hw, hw_stats);
2196 
2197 	if (stats == NULL)
2198 		return -EINVAL;
2199 
2200 	/* Fill out the rte_eth_stats statistics structure */
2201 	stats->ipackets = hw_stats->rx_packets;
2202 	stats->ibytes = hw_stats->rx_bytes;
2203 	stats->opackets = hw_stats->tx_packets;
2204 	stats->obytes = hw_stats->tx_bytes;
2205 
2206 	memset(&stats->q_ipackets, 0, sizeof(stats->q_ipackets));
2207 	memset(&stats->q_opackets, 0, sizeof(stats->q_opackets));
2208 	memset(&stats->q_ibytes, 0, sizeof(stats->q_ibytes));
2209 	memset(&stats->q_obytes, 0, sizeof(stats->q_obytes));
2210 	memset(&stats->q_errors, 0, sizeof(stats->q_errors));
2211 	for (i = 0; i < TXGBE_MAX_QP; i++) {
2212 		uint32_t n = i / NB_QMAP_FIELDS_PER_QSM_REG;
2213 		uint32_t offset = (i % NB_QMAP_FIELDS_PER_QSM_REG) * 8;
2214 		uint32_t q_map;
2215 
2216 		q_map = (stat_mappings->rqsm[n] >> offset)
2217 				& QMAP_FIELD_RESERVED_BITS_MASK;
2218 		j = (q_map < RTE_ETHDEV_QUEUE_STAT_CNTRS
2219 		     ? q_map : q_map % RTE_ETHDEV_QUEUE_STAT_CNTRS);
2220 		stats->q_ipackets[j] += hw_stats->qp[i].rx_qp_packets;
2221 		stats->q_ibytes[j] += hw_stats->qp[i].rx_qp_bytes;
2222 
2223 		q_map = (stat_mappings->tqsm[n] >> offset)
2224 				& QMAP_FIELD_RESERVED_BITS_MASK;
2225 		j = (q_map < RTE_ETHDEV_QUEUE_STAT_CNTRS
2226 		     ? q_map : q_map % RTE_ETHDEV_QUEUE_STAT_CNTRS);
2227 		stats->q_opackets[j] += hw_stats->qp[i].tx_qp_packets;
2228 		stats->q_obytes[j] += hw_stats->qp[i].tx_qp_bytes;
2229 	}
2230 
2231 	/* Rx Errors */
2232 	stats->imissed  = hw_stats->rx_total_missed_packets +
2233 			  hw_stats->rx_dma_drop;
2234 	stats->ierrors  = hw_stats->rx_crc_errors +
2235 			  hw_stats->rx_mac_short_packet_dropped +
2236 			  hw_stats->rx_length_errors +
2237 			  hw_stats->rx_undersize_errors +
2238 			  hw_stats->rx_oversize_errors +
2239 			  hw_stats->rx_drop_packets +
2240 			  hw_stats->rx_illegal_byte_errors +
2241 			  hw_stats->rx_error_bytes +
2242 			  hw_stats->rx_fragment_errors +
2243 			  hw_stats->rx_fcoe_crc_errors +
2244 			  hw_stats->rx_fcoe_mbuf_allocation_errors;
2245 
2246 	/* Tx Errors */
2247 	stats->oerrors  = 0;
2248 	return 0;
2249 }
2250 
2251 static int
2252 txgbe_dev_stats_reset(struct rte_eth_dev *dev)
2253 {
2254 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2255 	struct txgbe_hw_stats *hw_stats = TXGBE_DEV_STATS(dev);
2256 
2257 	/* HW registers are cleared on read */
2258 	hw->offset_loaded = 0;
2259 	txgbe_dev_stats_get(dev, NULL);
2260 	hw->offset_loaded = 1;
2261 
2262 	/* Reset software totals */
2263 	memset(hw_stats, 0, sizeof(*hw_stats));
2264 
2265 	return 0;
2266 }
2267 
2268 /* This function calculates the number of xstats based on the current config */
2269 static unsigned
2270 txgbe_xstats_calc_num(struct rte_eth_dev *dev)
2271 {
2272 	int nb_queues = max(dev->data->nb_rx_queues, dev->data->nb_tx_queues);
2273 	return TXGBE_NB_HW_STATS +
2274 	       TXGBE_NB_UP_STATS * TXGBE_MAX_UP +
2275 	       TXGBE_NB_QP_STATS * nb_queues;
2276 }
2277 
2278 static inline int
2279 txgbe_get_name_by_id(uint32_t id, char *name, uint32_t size)
2280 {
2281 	int nb, st;
2282 
2283 	/* Extended stats from txgbe_hw_stats */
2284 	if (id < TXGBE_NB_HW_STATS) {
2285 		snprintf(name, size, "[hw]%s",
2286 			rte_txgbe_stats_strings[id].name);
2287 		return 0;
2288 	}
2289 	id -= TXGBE_NB_HW_STATS;
2290 
2291 	/* Priority Stats */
2292 	if (id < TXGBE_NB_UP_STATS * TXGBE_MAX_UP) {
2293 		nb = id / TXGBE_NB_UP_STATS;
2294 		st = id % TXGBE_NB_UP_STATS;
2295 		snprintf(name, size, "[p%u]%s", nb,
2296 			rte_txgbe_up_strings[st].name);
2297 		return 0;
2298 	}
2299 	id -= TXGBE_NB_UP_STATS * TXGBE_MAX_UP;
2300 
2301 	/* Queue Stats */
2302 	if (id < TXGBE_NB_QP_STATS * TXGBE_MAX_QP) {
2303 		nb = id / TXGBE_NB_QP_STATS;
2304 		st = id % TXGBE_NB_QP_STATS;
2305 		snprintf(name, size, "[q%u]%s", nb,
2306 			rte_txgbe_qp_strings[st].name);
2307 		return 0;
2308 	}
2309 	id -= TXGBE_NB_QP_STATS * TXGBE_MAX_QP;
2310 
2311 	return -(int)(id + 1);
2312 }
2313 
2314 static inline int
2315 txgbe_get_offset_by_id(uint32_t id, uint32_t *offset)
2316 {
2317 	int nb, st;
2318 
2319 	/* Extended stats from txgbe_hw_stats */
2320 	if (id < TXGBE_NB_HW_STATS) {
2321 		*offset = rte_txgbe_stats_strings[id].offset;
2322 		return 0;
2323 	}
2324 	id -= TXGBE_NB_HW_STATS;
2325 
2326 	/* Priority Stats */
2327 	if (id < TXGBE_NB_UP_STATS * TXGBE_MAX_UP) {
2328 		nb = id / TXGBE_NB_UP_STATS;
2329 		st = id % TXGBE_NB_UP_STATS;
2330 		*offset = rte_txgbe_up_strings[st].offset +
2331 			nb * (TXGBE_NB_UP_STATS * sizeof(uint64_t));
2332 		return 0;
2333 	}
2334 	id -= TXGBE_NB_UP_STATS * TXGBE_MAX_UP;
2335 
2336 	/* Queue Stats */
2337 	if (id < TXGBE_NB_QP_STATS * TXGBE_MAX_QP) {
2338 		nb = id / TXGBE_NB_QP_STATS;
2339 		st = id % TXGBE_NB_QP_STATS;
2340 		*offset = rte_txgbe_qp_strings[st].offset +
2341 			nb * (TXGBE_NB_QP_STATS * sizeof(uint64_t));
2342 		return 0;
2343 	}
2344 
2345 	return -1;
2346 }
2347 
2348 static int txgbe_dev_xstats_get_names(struct rte_eth_dev *dev,
2349 	struct rte_eth_xstat_name *xstats_names, unsigned int limit)
2350 {
2351 	unsigned int i, count;
2352 
2353 	count = txgbe_xstats_calc_num(dev);
2354 	if (xstats_names == NULL)
2355 		return count;
2356 
2357 	/* Note: limit >= cnt_stats checked upstream
2358 	 * in rte_eth_xstats_names()
2359 	 */
2360 	limit = min(limit, count);
2361 
2362 	/* Extended stats from txgbe_hw_stats */
2363 	for (i = 0; i < limit; i++) {
2364 		if (txgbe_get_name_by_id(i, xstats_names[i].name,
2365 			sizeof(xstats_names[i].name))) {
2366 			PMD_INIT_LOG(WARNING, "id value %d isn't valid", i);
2367 			break;
2368 		}
2369 	}
2370 
2371 	return i;
2372 }
2373 
2374 static int txgbe_dev_xstats_get_names_by_id(struct rte_eth_dev *dev,
2375 	struct rte_eth_xstat_name *xstats_names,
2376 	const uint64_t *ids,
2377 	unsigned int limit)
2378 {
2379 	unsigned int i;
2380 
2381 	if (ids == NULL)
2382 		return txgbe_dev_xstats_get_names(dev, xstats_names, limit);
2383 
2384 	for (i = 0; i < limit; i++) {
2385 		if (txgbe_get_name_by_id(ids[i], xstats_names[i].name,
2386 				sizeof(xstats_names[i].name))) {
2387 			PMD_INIT_LOG(WARNING, "id value %d isn't valid", i);
2388 			return -1;
2389 		}
2390 	}
2391 
2392 	return i;
2393 }
2394 
2395 static int
2396 txgbe_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
2397 					 unsigned int limit)
2398 {
2399 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2400 	struct txgbe_hw_stats *hw_stats = TXGBE_DEV_STATS(dev);
2401 	unsigned int i, count;
2402 
2403 	txgbe_read_stats_registers(hw, hw_stats);
2404 
2405 	/* If this is a reset xstats is NULL, and we have cleared the
2406 	 * registers by reading them.
2407 	 */
2408 	count = txgbe_xstats_calc_num(dev);
2409 	if (xstats == NULL)
2410 		return count;
2411 
2412 	limit = min(limit, txgbe_xstats_calc_num(dev));
2413 
2414 	/* Extended stats from txgbe_hw_stats */
2415 	for (i = 0; i < limit; i++) {
2416 		uint32_t offset = 0;
2417 
2418 		if (txgbe_get_offset_by_id(i, &offset)) {
2419 			PMD_INIT_LOG(WARNING, "id value %d isn't valid", i);
2420 			break;
2421 		}
2422 		xstats[i].value = *(uint64_t *)(((char *)hw_stats) + offset);
2423 		xstats[i].id = i;
2424 	}
2425 
2426 	return i;
2427 }
2428 
2429 static int
2430 txgbe_dev_xstats_get_(struct rte_eth_dev *dev, uint64_t *values,
2431 					 unsigned int limit)
2432 {
2433 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2434 	struct txgbe_hw_stats *hw_stats = TXGBE_DEV_STATS(dev);
2435 	unsigned int i, count;
2436 
2437 	txgbe_read_stats_registers(hw, hw_stats);
2438 
2439 	/* If this is a reset xstats is NULL, and we have cleared the
2440 	 * registers by reading them.
2441 	 */
2442 	count = txgbe_xstats_calc_num(dev);
2443 	if (values == NULL)
2444 		return count;
2445 
2446 	limit = min(limit, txgbe_xstats_calc_num(dev));
2447 
2448 	/* Extended stats from txgbe_hw_stats */
2449 	for (i = 0; i < limit; i++) {
2450 		uint32_t offset;
2451 
2452 		if (txgbe_get_offset_by_id(i, &offset)) {
2453 			PMD_INIT_LOG(WARNING, "id value %d isn't valid", i);
2454 			break;
2455 		}
2456 		values[i] = *(uint64_t *)(((char *)hw_stats) + offset);
2457 	}
2458 
2459 	return i;
2460 }
2461 
2462 static int
2463 txgbe_dev_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
2464 		uint64_t *values, unsigned int limit)
2465 {
2466 	struct txgbe_hw_stats *hw_stats = TXGBE_DEV_STATS(dev);
2467 	unsigned int i;
2468 
2469 	if (ids == NULL)
2470 		return txgbe_dev_xstats_get_(dev, values, limit);
2471 
2472 	for (i = 0; i < limit; i++) {
2473 		uint32_t offset;
2474 
2475 		if (txgbe_get_offset_by_id(ids[i], &offset)) {
2476 			PMD_INIT_LOG(WARNING, "id value %d isn't valid", i);
2477 			break;
2478 		}
2479 		values[i] = *(uint64_t *)(((char *)hw_stats) + offset);
2480 	}
2481 
2482 	return i;
2483 }
2484 
2485 static int
2486 txgbe_dev_xstats_reset(struct rte_eth_dev *dev)
2487 {
2488 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2489 	struct txgbe_hw_stats *hw_stats = TXGBE_DEV_STATS(dev);
2490 
2491 	/* HW registers are cleared on read */
2492 	hw->offset_loaded = 0;
2493 	txgbe_read_stats_registers(hw, hw_stats);
2494 	hw->offset_loaded = 1;
2495 
2496 	/* Reset software totals */
2497 	memset(hw_stats, 0, sizeof(*hw_stats));
2498 
2499 	return 0;
2500 }
2501 
2502 static int
2503 txgbe_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
2504 {
2505 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2506 	u16 eeprom_verh, eeprom_verl;
2507 	u32 etrack_id;
2508 	int ret;
2509 
2510 	hw->rom.readw_sw(hw, TXGBE_EEPROM_VERSION_H, &eeprom_verh);
2511 	hw->rom.readw_sw(hw, TXGBE_EEPROM_VERSION_L, &eeprom_verl);
2512 
2513 	etrack_id = (eeprom_verh << 16) | eeprom_verl;
2514 	ret = snprintf(fw_version, fw_size, "0x%08x", etrack_id);
2515 
2516 	ret += 1; /* add the size of '\0' */
2517 	if (fw_size < (u32)ret)
2518 		return ret;
2519 	else
2520 		return 0;
2521 }
2522 
2523 static int
2524 txgbe_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
2525 {
2526 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
2527 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2528 
2529 	dev_info->max_rx_queues = (uint16_t)hw->mac.max_rx_queues;
2530 	dev_info->max_tx_queues = (uint16_t)hw->mac.max_tx_queues;
2531 	dev_info->min_rx_bufsize = 1024;
2532 	dev_info->max_rx_pktlen = 15872;
2533 	dev_info->max_mac_addrs = hw->mac.num_rar_entries;
2534 	dev_info->max_hash_mac_addrs = TXGBE_VMDQ_NUM_UC_MAC;
2535 	dev_info->max_vfs = pci_dev->max_vfs;
2536 	dev_info->max_vmdq_pools = ETH_64_POOLS;
2537 	dev_info->vmdq_queue_num = dev_info->max_rx_queues;
2538 	dev_info->rx_queue_offload_capa = txgbe_get_rx_queue_offloads(dev);
2539 	dev_info->rx_offload_capa = (txgbe_get_rx_port_offloads(dev) |
2540 				     dev_info->rx_queue_offload_capa);
2541 	dev_info->tx_queue_offload_capa = txgbe_get_tx_queue_offloads(dev);
2542 	dev_info->tx_offload_capa = txgbe_get_tx_port_offloads(dev);
2543 
2544 	dev_info->default_rxconf = (struct rte_eth_rxconf) {
2545 		.rx_thresh = {
2546 			.pthresh = TXGBE_DEFAULT_RX_PTHRESH,
2547 			.hthresh = TXGBE_DEFAULT_RX_HTHRESH,
2548 			.wthresh = TXGBE_DEFAULT_RX_WTHRESH,
2549 		},
2550 		.rx_free_thresh = TXGBE_DEFAULT_RX_FREE_THRESH,
2551 		.rx_drop_en = 0,
2552 		.offloads = 0,
2553 	};
2554 
2555 	dev_info->default_txconf = (struct rte_eth_txconf) {
2556 		.tx_thresh = {
2557 			.pthresh = TXGBE_DEFAULT_TX_PTHRESH,
2558 			.hthresh = TXGBE_DEFAULT_TX_HTHRESH,
2559 			.wthresh = TXGBE_DEFAULT_TX_WTHRESH,
2560 		},
2561 		.tx_free_thresh = TXGBE_DEFAULT_TX_FREE_THRESH,
2562 		.offloads = 0,
2563 	};
2564 
2565 	dev_info->rx_desc_lim = rx_desc_lim;
2566 	dev_info->tx_desc_lim = tx_desc_lim;
2567 
2568 	dev_info->hash_key_size = TXGBE_HKEY_MAX_INDEX * sizeof(uint32_t);
2569 	dev_info->reta_size = ETH_RSS_RETA_SIZE_128;
2570 	dev_info->flow_type_rss_offloads = TXGBE_RSS_OFFLOAD_ALL;
2571 
2572 	dev_info->speed_capa = ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G;
2573 	dev_info->speed_capa |= ETH_LINK_SPEED_100M;
2574 
2575 	/* Driver-preferred Rx/Tx parameters */
2576 	dev_info->default_rxportconf.burst_size = 32;
2577 	dev_info->default_txportconf.burst_size = 32;
2578 	dev_info->default_rxportconf.nb_queues = 1;
2579 	dev_info->default_txportconf.nb_queues = 1;
2580 	dev_info->default_rxportconf.ring_size = 256;
2581 	dev_info->default_txportconf.ring_size = 256;
2582 
2583 	return 0;
2584 }
2585 
2586 const uint32_t *
2587 txgbe_dev_supported_ptypes_get(struct rte_eth_dev *dev)
2588 {
2589 	if (dev->rx_pkt_burst == txgbe_recv_pkts ||
2590 	    dev->rx_pkt_burst == txgbe_recv_pkts_lro_single_alloc ||
2591 	    dev->rx_pkt_burst == txgbe_recv_pkts_lro_bulk_alloc ||
2592 	    dev->rx_pkt_burst == txgbe_recv_pkts_bulk_alloc)
2593 		return txgbe_get_supported_ptypes();
2594 
2595 	return NULL;
2596 }
2597 
2598 void
2599 txgbe_dev_setup_link_alarm_handler(void *param)
2600 {
2601 	struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
2602 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2603 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
2604 	u32 speed;
2605 	bool autoneg = false;
2606 
2607 	speed = hw->phy.autoneg_advertised;
2608 	if (!speed)
2609 		hw->mac.get_link_capabilities(hw, &speed, &autoneg);
2610 
2611 	hw->mac.setup_link(hw, speed, true);
2612 
2613 	intr->flags &= ~TXGBE_FLAG_NEED_LINK_CONFIG;
2614 }
2615 
2616 /* return 0 means link status changed, -1 means not changed */
2617 int
2618 txgbe_dev_link_update_share(struct rte_eth_dev *dev,
2619 			    int wait_to_complete)
2620 {
2621 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2622 	struct rte_eth_link link;
2623 	u32 link_speed = TXGBE_LINK_SPEED_UNKNOWN;
2624 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
2625 	bool link_up;
2626 	int err;
2627 	int wait = 1;
2628 
2629 	memset(&link, 0, sizeof(link));
2630 	link.link_status = ETH_LINK_DOWN;
2631 	link.link_speed = ETH_SPEED_NUM_NONE;
2632 	link.link_duplex = ETH_LINK_HALF_DUPLEX;
2633 	link.link_autoneg = ETH_LINK_AUTONEG;
2634 
2635 	hw->mac.get_link_status = true;
2636 
2637 	if (intr->flags & TXGBE_FLAG_NEED_LINK_CONFIG)
2638 		return rte_eth_linkstatus_set(dev, &link);
2639 
2640 	/* check if it needs to wait to complete, if lsc interrupt is enabled */
2641 	if (wait_to_complete == 0 || dev->data->dev_conf.intr_conf.lsc != 0)
2642 		wait = 0;
2643 
2644 	err = hw->mac.check_link(hw, &link_speed, &link_up, wait);
2645 
2646 	if (err != 0) {
2647 		link.link_speed = ETH_SPEED_NUM_100M;
2648 		link.link_duplex = ETH_LINK_FULL_DUPLEX;
2649 		return rte_eth_linkstatus_set(dev, &link);
2650 	}
2651 
2652 	if (link_up == 0) {
2653 		if (hw->phy.media_type == txgbe_media_type_fiber) {
2654 			intr->flags |= TXGBE_FLAG_NEED_LINK_CONFIG;
2655 			rte_eal_alarm_set(10,
2656 				txgbe_dev_setup_link_alarm_handler, dev);
2657 		}
2658 		return rte_eth_linkstatus_set(dev, &link);
2659 	}
2660 
2661 	intr->flags &= ~TXGBE_FLAG_NEED_LINK_CONFIG;
2662 	link.link_status = ETH_LINK_UP;
2663 	link.link_duplex = ETH_LINK_FULL_DUPLEX;
2664 
2665 	switch (link_speed) {
2666 	default:
2667 	case TXGBE_LINK_SPEED_UNKNOWN:
2668 		link.link_duplex = ETH_LINK_FULL_DUPLEX;
2669 		link.link_speed = ETH_SPEED_NUM_100M;
2670 		break;
2671 
2672 	case TXGBE_LINK_SPEED_100M_FULL:
2673 		link.link_speed = ETH_SPEED_NUM_100M;
2674 		break;
2675 
2676 	case TXGBE_LINK_SPEED_1GB_FULL:
2677 		link.link_speed = ETH_SPEED_NUM_1G;
2678 		break;
2679 
2680 	case TXGBE_LINK_SPEED_2_5GB_FULL:
2681 		link.link_speed = ETH_SPEED_NUM_2_5G;
2682 		break;
2683 
2684 	case TXGBE_LINK_SPEED_5GB_FULL:
2685 		link.link_speed = ETH_SPEED_NUM_5G;
2686 		break;
2687 
2688 	case TXGBE_LINK_SPEED_10GB_FULL:
2689 		link.link_speed = ETH_SPEED_NUM_10G;
2690 		break;
2691 	}
2692 
2693 	return rte_eth_linkstatus_set(dev, &link);
2694 }
2695 
2696 static int
2697 txgbe_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
2698 {
2699 	return txgbe_dev_link_update_share(dev, wait_to_complete);
2700 }
2701 
2702 static int
2703 txgbe_dev_promiscuous_enable(struct rte_eth_dev *dev)
2704 {
2705 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2706 	uint32_t fctrl;
2707 
2708 	fctrl = rd32(hw, TXGBE_PSRCTL);
2709 	fctrl |= (TXGBE_PSRCTL_UCP | TXGBE_PSRCTL_MCP);
2710 	wr32(hw, TXGBE_PSRCTL, fctrl);
2711 
2712 	return 0;
2713 }
2714 
2715 static int
2716 txgbe_dev_promiscuous_disable(struct rte_eth_dev *dev)
2717 {
2718 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2719 	uint32_t fctrl;
2720 
2721 	fctrl = rd32(hw, TXGBE_PSRCTL);
2722 	fctrl &= (~TXGBE_PSRCTL_UCP);
2723 	if (dev->data->all_multicast == 1)
2724 		fctrl |= TXGBE_PSRCTL_MCP;
2725 	else
2726 		fctrl &= (~TXGBE_PSRCTL_MCP);
2727 	wr32(hw, TXGBE_PSRCTL, fctrl);
2728 
2729 	return 0;
2730 }
2731 
2732 static int
2733 txgbe_dev_allmulticast_enable(struct rte_eth_dev *dev)
2734 {
2735 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2736 	uint32_t fctrl;
2737 
2738 	fctrl = rd32(hw, TXGBE_PSRCTL);
2739 	fctrl |= TXGBE_PSRCTL_MCP;
2740 	wr32(hw, TXGBE_PSRCTL, fctrl);
2741 
2742 	return 0;
2743 }
2744 
2745 static int
2746 txgbe_dev_allmulticast_disable(struct rte_eth_dev *dev)
2747 {
2748 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2749 	uint32_t fctrl;
2750 
2751 	if (dev->data->promiscuous == 1)
2752 		return 0; /* must remain in all_multicast mode */
2753 
2754 	fctrl = rd32(hw, TXGBE_PSRCTL);
2755 	fctrl &= (~TXGBE_PSRCTL_MCP);
2756 	wr32(hw, TXGBE_PSRCTL, fctrl);
2757 
2758 	return 0;
2759 }
2760 
2761 /**
2762  * It clears the interrupt causes and enables the interrupt.
2763  * It will be called once only during nic initialized.
2764  *
2765  * @param dev
2766  *  Pointer to struct rte_eth_dev.
2767  * @param on
2768  *  Enable or Disable.
2769  *
2770  * @return
2771  *  - On success, zero.
2772  *  - On failure, a negative value.
2773  */
2774 static int
2775 txgbe_dev_lsc_interrupt_setup(struct rte_eth_dev *dev, uint8_t on)
2776 {
2777 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
2778 
2779 	txgbe_dev_link_status_print(dev);
2780 	if (on)
2781 		intr->mask_misc |= TXGBE_ICRMISC_LSC;
2782 	else
2783 		intr->mask_misc &= ~TXGBE_ICRMISC_LSC;
2784 
2785 	return 0;
2786 }
2787 
2788 /**
2789  * It clears the interrupt causes and enables the interrupt.
2790  * It will be called once only during nic initialized.
2791  *
2792  * @param dev
2793  *  Pointer to struct rte_eth_dev.
2794  *
2795  * @return
2796  *  - On success, zero.
2797  *  - On failure, a negative value.
2798  */
2799 static int
2800 txgbe_dev_rxq_interrupt_setup(struct rte_eth_dev *dev)
2801 {
2802 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
2803 
2804 	intr->mask[0] |= TXGBE_ICR_MASK;
2805 	intr->mask[1] |= TXGBE_ICR_MASK;
2806 
2807 	return 0;
2808 }
2809 
2810 /**
2811  * It clears the interrupt causes and enables the interrupt.
2812  * It will be called once only during nic initialized.
2813  *
2814  * @param dev
2815  *  Pointer to struct rte_eth_dev.
2816  *
2817  * @return
2818  *  - On success, zero.
2819  *  - On failure, a negative value.
2820  */
2821 static int
2822 txgbe_dev_macsec_interrupt_setup(struct rte_eth_dev *dev)
2823 {
2824 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
2825 
2826 	intr->mask_misc |= TXGBE_ICRMISC_LNKSEC;
2827 
2828 	return 0;
2829 }
2830 
2831 /*
2832  * It reads ICR and sets flag (TXGBE_ICRMISC_LSC) for the link_update.
2833  *
2834  * @param dev
2835  *  Pointer to struct rte_eth_dev.
2836  *
2837  * @return
2838  *  - On success, zero.
2839  *  - On failure, a negative value.
2840  */
2841 static int
2842 txgbe_dev_interrupt_get_status(struct rte_eth_dev *dev)
2843 {
2844 	uint32_t eicr;
2845 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2846 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
2847 
2848 	/* clear all cause mask */
2849 	txgbe_disable_intr(hw);
2850 
2851 	/* read-on-clear nic registers here */
2852 	eicr = ((u32 *)hw->isb_mem)[TXGBE_ISB_MISC];
2853 	PMD_DRV_LOG(DEBUG, "eicr %x", eicr);
2854 
2855 	intr->flags = 0;
2856 
2857 	/* set flag for async link update */
2858 	if (eicr & TXGBE_ICRMISC_LSC)
2859 		intr->flags |= TXGBE_FLAG_NEED_LINK_UPDATE;
2860 
2861 	if (eicr & TXGBE_ICRMISC_VFMBX)
2862 		intr->flags |= TXGBE_FLAG_MAILBOX;
2863 
2864 	if (eicr & TXGBE_ICRMISC_LNKSEC)
2865 		intr->flags |= TXGBE_FLAG_MACSEC;
2866 
2867 	if (eicr & TXGBE_ICRMISC_GPIO)
2868 		intr->flags |= TXGBE_FLAG_PHY_INTERRUPT;
2869 
2870 	return 0;
2871 }
2872 
2873 /**
2874  * It gets and then prints the link status.
2875  *
2876  * @param dev
2877  *  Pointer to struct rte_eth_dev.
2878  *
2879  * @return
2880  *  - On success, zero.
2881  *  - On failure, a negative value.
2882  */
2883 static void
2884 txgbe_dev_link_status_print(struct rte_eth_dev *dev)
2885 {
2886 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
2887 	struct rte_eth_link link;
2888 
2889 	rte_eth_linkstatus_get(dev, &link);
2890 
2891 	if (link.link_status) {
2892 		PMD_INIT_LOG(INFO, "Port %d: Link Up - speed %u Mbps - %s",
2893 					(int)(dev->data->port_id),
2894 					(unsigned int)link.link_speed,
2895 			link.link_duplex == ETH_LINK_FULL_DUPLEX ?
2896 					"full-duplex" : "half-duplex");
2897 	} else {
2898 		PMD_INIT_LOG(INFO, " Port %d: Link Down",
2899 				(int)(dev->data->port_id));
2900 	}
2901 	PMD_INIT_LOG(DEBUG, "PCI Address: " PCI_PRI_FMT,
2902 				pci_dev->addr.domain,
2903 				pci_dev->addr.bus,
2904 				pci_dev->addr.devid,
2905 				pci_dev->addr.function);
2906 }
2907 
2908 /*
2909  * It executes link_update after knowing an interrupt occurred.
2910  *
2911  * @param dev
2912  *  Pointer to struct rte_eth_dev.
2913  *
2914  * @return
2915  *  - On success, zero.
2916  *  - On failure, a negative value.
2917  */
2918 static int
2919 txgbe_dev_interrupt_action(struct rte_eth_dev *dev,
2920 			   struct rte_intr_handle *intr_handle)
2921 {
2922 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
2923 	int64_t timeout;
2924 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2925 
2926 	PMD_DRV_LOG(DEBUG, "intr action type %d", intr->flags);
2927 
2928 	if (intr->flags & TXGBE_FLAG_MAILBOX) {
2929 		txgbe_pf_mbx_process(dev);
2930 		intr->flags &= ~TXGBE_FLAG_MAILBOX;
2931 	}
2932 
2933 	if (intr->flags & TXGBE_FLAG_PHY_INTERRUPT) {
2934 		hw->phy.handle_lasi(hw);
2935 		intr->flags &= ~TXGBE_FLAG_PHY_INTERRUPT;
2936 	}
2937 
2938 	if (intr->flags & TXGBE_FLAG_NEED_LINK_UPDATE) {
2939 		struct rte_eth_link link;
2940 
2941 		/*get the link status before link update, for predicting later*/
2942 		rte_eth_linkstatus_get(dev, &link);
2943 
2944 		txgbe_dev_link_update(dev, 0);
2945 
2946 		/* likely to up */
2947 		if (!link.link_status)
2948 			/* handle it 1 sec later, wait it being stable */
2949 			timeout = TXGBE_LINK_UP_CHECK_TIMEOUT;
2950 		/* likely to down */
2951 		else
2952 			/* handle it 4 sec later, wait it being stable */
2953 			timeout = TXGBE_LINK_DOWN_CHECK_TIMEOUT;
2954 
2955 		txgbe_dev_link_status_print(dev);
2956 		if (rte_eal_alarm_set(timeout * 1000,
2957 				      txgbe_dev_interrupt_delayed_handler,
2958 				      (void *)dev) < 0) {
2959 			PMD_DRV_LOG(ERR, "Error setting alarm");
2960 		} else {
2961 			/* remember original mask */
2962 			intr->mask_misc_orig = intr->mask_misc;
2963 			/* only disable lsc interrupt */
2964 			intr->mask_misc &= ~TXGBE_ICRMISC_LSC;
2965 		}
2966 	}
2967 
2968 	PMD_DRV_LOG(DEBUG, "enable intr immediately");
2969 	txgbe_enable_intr(dev);
2970 	rte_intr_enable(intr_handle);
2971 
2972 	return 0;
2973 }
2974 
2975 /**
2976  * Interrupt handler which shall be registered for alarm callback for delayed
2977  * handling specific interrupt to wait for the stable nic state. As the
2978  * NIC interrupt state is not stable for txgbe after link is just down,
2979  * it needs to wait 4 seconds to get the stable status.
2980  *
2981  * @param handle
2982  *  Pointer to interrupt handle.
2983  * @param param
2984  *  The address of parameter (struct rte_eth_dev *) registered before.
2985  *
2986  * @return
2987  *  void
2988  */
2989 static void
2990 txgbe_dev_interrupt_delayed_handler(void *param)
2991 {
2992 	struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
2993 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
2994 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
2995 	struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev);
2996 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
2997 	uint32_t eicr;
2998 
2999 	txgbe_disable_intr(hw);
3000 
3001 	eicr = ((u32 *)hw->isb_mem)[TXGBE_ISB_MISC];
3002 	if (eicr & TXGBE_ICRMISC_VFMBX)
3003 		txgbe_pf_mbx_process(dev);
3004 
3005 	if (intr->flags & TXGBE_FLAG_PHY_INTERRUPT) {
3006 		hw->phy.handle_lasi(hw);
3007 		intr->flags &= ~TXGBE_FLAG_PHY_INTERRUPT;
3008 	}
3009 
3010 	if (intr->flags & TXGBE_FLAG_NEED_LINK_UPDATE) {
3011 		txgbe_dev_link_update(dev, 0);
3012 		intr->flags &= ~TXGBE_FLAG_NEED_LINK_UPDATE;
3013 		txgbe_dev_link_status_print(dev);
3014 		rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC,
3015 					      NULL);
3016 	}
3017 
3018 	if (intr->flags & TXGBE_FLAG_MACSEC) {
3019 		rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_MACSEC,
3020 					      NULL);
3021 		intr->flags &= ~TXGBE_FLAG_MACSEC;
3022 	}
3023 
3024 	/* restore original mask */
3025 	intr->mask_misc = intr->mask_misc_orig;
3026 	intr->mask_misc_orig = 0;
3027 
3028 	PMD_DRV_LOG(DEBUG, "enable intr in delayed handler S[%08x]", eicr);
3029 	txgbe_enable_intr(dev);
3030 	rte_intr_enable(intr_handle);
3031 }
3032 
3033 /**
3034  * Interrupt handler triggered by NIC  for handling
3035  * specific interrupt.
3036  *
3037  * @param handle
3038  *  Pointer to interrupt handle.
3039  * @param param
3040  *  The address of parameter (struct rte_eth_dev *) registered before.
3041  *
3042  * @return
3043  *  void
3044  */
3045 static void
3046 txgbe_dev_interrupt_handler(void *param)
3047 {
3048 	struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
3049 
3050 	txgbe_dev_interrupt_get_status(dev);
3051 	txgbe_dev_interrupt_action(dev, dev->intr_handle);
3052 }
3053 
3054 static int
3055 txgbe_dev_led_on(struct rte_eth_dev *dev)
3056 {
3057 	struct txgbe_hw *hw;
3058 
3059 	hw = TXGBE_DEV_HW(dev);
3060 	return txgbe_led_on(hw, 4) == 0 ? 0 : -ENOTSUP;
3061 }
3062 
3063 static int
3064 txgbe_dev_led_off(struct rte_eth_dev *dev)
3065 {
3066 	struct txgbe_hw *hw;
3067 
3068 	hw = TXGBE_DEV_HW(dev);
3069 	return txgbe_led_off(hw, 4) == 0 ? 0 : -ENOTSUP;
3070 }
3071 
3072 static int
3073 txgbe_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
3074 {
3075 	struct txgbe_hw *hw;
3076 	uint32_t mflcn_reg;
3077 	uint32_t fccfg_reg;
3078 	int rx_pause;
3079 	int tx_pause;
3080 
3081 	hw = TXGBE_DEV_HW(dev);
3082 
3083 	fc_conf->pause_time = hw->fc.pause_time;
3084 	fc_conf->high_water = hw->fc.high_water[0];
3085 	fc_conf->low_water = hw->fc.low_water[0];
3086 	fc_conf->send_xon = hw->fc.send_xon;
3087 	fc_conf->autoneg = !hw->fc.disable_fc_autoneg;
3088 
3089 	/*
3090 	 * Return rx_pause status according to actual setting of
3091 	 * RXFCCFG register.
3092 	 */
3093 	mflcn_reg = rd32(hw, TXGBE_RXFCCFG);
3094 	if (mflcn_reg & (TXGBE_RXFCCFG_FC | TXGBE_RXFCCFG_PFC))
3095 		rx_pause = 1;
3096 	else
3097 		rx_pause = 0;
3098 
3099 	/*
3100 	 * Return tx_pause status according to actual setting of
3101 	 * TXFCCFG register.
3102 	 */
3103 	fccfg_reg = rd32(hw, TXGBE_TXFCCFG);
3104 	if (fccfg_reg & (TXGBE_TXFCCFG_FC | TXGBE_TXFCCFG_PFC))
3105 		tx_pause = 1;
3106 	else
3107 		tx_pause = 0;
3108 
3109 	if (rx_pause && tx_pause)
3110 		fc_conf->mode = RTE_FC_FULL;
3111 	else if (rx_pause)
3112 		fc_conf->mode = RTE_FC_RX_PAUSE;
3113 	else if (tx_pause)
3114 		fc_conf->mode = RTE_FC_TX_PAUSE;
3115 	else
3116 		fc_conf->mode = RTE_FC_NONE;
3117 
3118 	return 0;
3119 }
3120 
3121 static int
3122 txgbe_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
3123 {
3124 	struct txgbe_hw *hw;
3125 	int err;
3126 	uint32_t rx_buf_size;
3127 	uint32_t max_high_water;
3128 	enum txgbe_fc_mode rte_fcmode_2_txgbe_fcmode[] = {
3129 		txgbe_fc_none,
3130 		txgbe_fc_rx_pause,
3131 		txgbe_fc_tx_pause,
3132 		txgbe_fc_full
3133 	};
3134 
3135 	PMD_INIT_FUNC_TRACE();
3136 
3137 	hw = TXGBE_DEV_HW(dev);
3138 	rx_buf_size = rd32(hw, TXGBE_PBRXSIZE(0));
3139 	PMD_INIT_LOG(DEBUG, "Rx packet buffer size = 0x%x", rx_buf_size);
3140 
3141 	/*
3142 	 * At least reserve one Ethernet frame for watermark
3143 	 * high_water/low_water in kilo bytes for txgbe
3144 	 */
3145 	max_high_water = (rx_buf_size - RTE_ETHER_MAX_LEN) >> 10;
3146 	if (fc_conf->high_water > max_high_water ||
3147 	    fc_conf->high_water < fc_conf->low_water) {
3148 		PMD_INIT_LOG(ERR, "Invalid high/low water setup value in KB");
3149 		PMD_INIT_LOG(ERR, "High_water must <= 0x%x", max_high_water);
3150 		return -EINVAL;
3151 	}
3152 
3153 	hw->fc.requested_mode = rte_fcmode_2_txgbe_fcmode[fc_conf->mode];
3154 	hw->fc.pause_time     = fc_conf->pause_time;
3155 	hw->fc.high_water[0]  = fc_conf->high_water;
3156 	hw->fc.low_water[0]   = fc_conf->low_water;
3157 	hw->fc.send_xon       = fc_conf->send_xon;
3158 	hw->fc.disable_fc_autoneg = !fc_conf->autoneg;
3159 
3160 	err = txgbe_fc_enable(hw);
3161 
3162 	/* Not negotiated is not an error case */
3163 	if (err == 0 || err == TXGBE_ERR_FC_NOT_NEGOTIATED) {
3164 		wr32m(hw, TXGBE_MACRXFLT, TXGBE_MACRXFLT_CTL_MASK,
3165 		      (fc_conf->mac_ctrl_frame_fwd
3166 		       ? TXGBE_MACRXFLT_CTL_NOPS : TXGBE_MACRXFLT_CTL_DROP));
3167 		txgbe_flush(hw);
3168 
3169 		return 0;
3170 	}
3171 
3172 	PMD_INIT_LOG(ERR, "txgbe_fc_enable = 0x%x", err);
3173 	return -EIO;
3174 }
3175 
3176 static int
3177 txgbe_priority_flow_ctrl_set(struct rte_eth_dev *dev,
3178 		struct rte_eth_pfc_conf *pfc_conf)
3179 {
3180 	int err;
3181 	uint32_t rx_buf_size;
3182 	uint32_t max_high_water;
3183 	uint8_t tc_num;
3184 	uint8_t  map[TXGBE_DCB_UP_MAX] = { 0 };
3185 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3186 	struct txgbe_dcb_config *dcb_config = TXGBE_DEV_DCB_CONFIG(dev);
3187 
3188 	enum txgbe_fc_mode rte_fcmode_2_txgbe_fcmode[] = {
3189 		txgbe_fc_none,
3190 		txgbe_fc_rx_pause,
3191 		txgbe_fc_tx_pause,
3192 		txgbe_fc_full
3193 	};
3194 
3195 	PMD_INIT_FUNC_TRACE();
3196 
3197 	txgbe_dcb_unpack_map_cee(dcb_config, TXGBE_DCB_RX_CONFIG, map);
3198 	tc_num = map[pfc_conf->priority];
3199 	rx_buf_size = rd32(hw, TXGBE_PBRXSIZE(tc_num));
3200 	PMD_INIT_LOG(DEBUG, "Rx packet buffer size = 0x%x", rx_buf_size);
3201 	/*
3202 	 * At least reserve one Ethernet frame for watermark
3203 	 * high_water/low_water in kilo bytes for txgbe
3204 	 */
3205 	max_high_water = (rx_buf_size - RTE_ETHER_MAX_LEN) >> 10;
3206 	if (pfc_conf->fc.high_water > max_high_water ||
3207 	    pfc_conf->fc.high_water <= pfc_conf->fc.low_water) {
3208 		PMD_INIT_LOG(ERR, "Invalid high/low water setup value in KB");
3209 		PMD_INIT_LOG(ERR, "High_water must <= 0x%x", max_high_water);
3210 		return -EINVAL;
3211 	}
3212 
3213 	hw->fc.requested_mode = rte_fcmode_2_txgbe_fcmode[pfc_conf->fc.mode];
3214 	hw->fc.pause_time = pfc_conf->fc.pause_time;
3215 	hw->fc.send_xon = pfc_conf->fc.send_xon;
3216 	hw->fc.low_water[tc_num] =  pfc_conf->fc.low_water;
3217 	hw->fc.high_water[tc_num] = pfc_conf->fc.high_water;
3218 
3219 	err = txgbe_dcb_pfc_enable(hw, tc_num);
3220 
3221 	/* Not negotiated is not an error case */
3222 	if (err == 0 || err == TXGBE_ERR_FC_NOT_NEGOTIATED)
3223 		return 0;
3224 
3225 	PMD_INIT_LOG(ERR, "txgbe_dcb_pfc_enable = 0x%x", err);
3226 	return -EIO;
3227 }
3228 
3229 int
3230 txgbe_dev_rss_reta_update(struct rte_eth_dev *dev,
3231 			  struct rte_eth_rss_reta_entry64 *reta_conf,
3232 			  uint16_t reta_size)
3233 {
3234 	uint8_t i, j, mask;
3235 	uint32_t reta;
3236 	uint16_t idx, shift;
3237 	struct txgbe_adapter *adapter = TXGBE_DEV_ADAPTER(dev);
3238 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3239 
3240 	PMD_INIT_FUNC_TRACE();
3241 
3242 	if (!txgbe_rss_update_sp(hw->mac.type)) {
3243 		PMD_DRV_LOG(ERR, "RSS reta update is not supported on this "
3244 			"NIC.");
3245 		return -ENOTSUP;
3246 	}
3247 
3248 	if (reta_size != ETH_RSS_RETA_SIZE_128) {
3249 		PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
3250 			"(%d) doesn't match the number hardware can supported "
3251 			"(%d)", reta_size, ETH_RSS_RETA_SIZE_128);
3252 		return -EINVAL;
3253 	}
3254 
3255 	for (i = 0; i < reta_size; i += 4) {
3256 		idx = i / RTE_RETA_GROUP_SIZE;
3257 		shift = i % RTE_RETA_GROUP_SIZE;
3258 		mask = (uint8_t)RS64(reta_conf[idx].mask, shift, 0xF);
3259 		if (!mask)
3260 			continue;
3261 
3262 		reta = rd32at(hw, TXGBE_REG_RSSTBL, i >> 2);
3263 		for (j = 0; j < 4; j++) {
3264 			if (RS8(mask, j, 0x1)) {
3265 				reta  &= ~(MS32(8 * j, 0xFF));
3266 				reta |= LS32(reta_conf[idx].reta[shift + j],
3267 						8 * j, 0xFF);
3268 			}
3269 		}
3270 		wr32at(hw, TXGBE_REG_RSSTBL, i >> 2, reta);
3271 	}
3272 	adapter->rss_reta_updated = 1;
3273 
3274 	return 0;
3275 }
3276 
3277 int
3278 txgbe_dev_rss_reta_query(struct rte_eth_dev *dev,
3279 			 struct rte_eth_rss_reta_entry64 *reta_conf,
3280 			 uint16_t reta_size)
3281 {
3282 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3283 	uint8_t i, j, mask;
3284 	uint32_t reta;
3285 	uint16_t idx, shift;
3286 
3287 	PMD_INIT_FUNC_TRACE();
3288 
3289 	if (reta_size != ETH_RSS_RETA_SIZE_128) {
3290 		PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
3291 			"(%d) doesn't match the number hardware can supported "
3292 			"(%d)", reta_size, ETH_RSS_RETA_SIZE_128);
3293 		return -EINVAL;
3294 	}
3295 
3296 	for (i = 0; i < reta_size; i += 4) {
3297 		idx = i / RTE_RETA_GROUP_SIZE;
3298 		shift = i % RTE_RETA_GROUP_SIZE;
3299 		mask = (uint8_t)RS64(reta_conf[idx].mask, shift, 0xF);
3300 		if (!mask)
3301 			continue;
3302 
3303 		reta = rd32at(hw, TXGBE_REG_RSSTBL, i >> 2);
3304 		for (j = 0; j < 4; j++) {
3305 			if (RS8(mask, j, 0x1))
3306 				reta_conf[idx].reta[shift + j] =
3307 					(uint16_t)RS32(reta, 8 * j, 0xFF);
3308 		}
3309 	}
3310 
3311 	return 0;
3312 }
3313 
3314 static int
3315 txgbe_add_rar(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr,
3316 				uint32_t index, uint32_t pool)
3317 {
3318 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3319 	uint32_t enable_addr = 1;
3320 
3321 	return txgbe_set_rar(hw, index, mac_addr->addr_bytes,
3322 			     pool, enable_addr);
3323 }
3324 
3325 static void
3326 txgbe_remove_rar(struct rte_eth_dev *dev, uint32_t index)
3327 {
3328 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3329 
3330 	txgbe_clear_rar(hw, index);
3331 }
3332 
3333 static int
3334 txgbe_set_default_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *addr)
3335 {
3336 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
3337 
3338 	txgbe_remove_rar(dev, 0);
3339 	txgbe_add_rar(dev, addr, 0, pci_dev->max_vfs);
3340 
3341 	return 0;
3342 }
3343 
3344 static int
3345 txgbe_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
3346 {
3347 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3348 	struct rte_eth_dev_info dev_info;
3349 	uint32_t frame_size = mtu + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN;
3350 	struct rte_eth_dev_data *dev_data = dev->data;
3351 	int ret;
3352 
3353 	ret = txgbe_dev_info_get(dev, &dev_info);
3354 	if (ret != 0)
3355 		return ret;
3356 
3357 	/* check that mtu is within the allowed range */
3358 	if (mtu < RTE_ETHER_MIN_MTU || frame_size > dev_info.max_rx_pktlen)
3359 		return -EINVAL;
3360 
3361 	/* If device is started, refuse mtu that requires the support of
3362 	 * scattered packets when this feature has not been enabled before.
3363 	 */
3364 	if (dev_data->dev_started && !dev_data->scattered_rx &&
3365 	    (frame_size + 2 * TXGBE_VLAN_TAG_SIZE >
3366 	     dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM)) {
3367 		PMD_INIT_LOG(ERR, "Stop port first.");
3368 		return -EINVAL;
3369 	}
3370 
3371 	/* update max frame size */
3372 	dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
3373 
3374 	if (hw->mode)
3375 		wr32m(hw, TXGBE_FRMSZ, TXGBE_FRMSZ_MAX_MASK,
3376 			TXGBE_FRAME_SIZE_MAX);
3377 	else
3378 		wr32m(hw, TXGBE_FRMSZ, TXGBE_FRMSZ_MAX_MASK,
3379 			TXGBE_FRMSZ_MAX(frame_size));
3380 
3381 	return 0;
3382 }
3383 
3384 static uint32_t
3385 txgbe_uta_vector(struct txgbe_hw *hw, struct rte_ether_addr *uc_addr)
3386 {
3387 	uint32_t vector = 0;
3388 
3389 	switch (hw->mac.mc_filter_type) {
3390 	case 0:   /* use bits [47:36] of the address */
3391 		vector = ((uc_addr->addr_bytes[4] >> 4) |
3392 			(((uint16_t)uc_addr->addr_bytes[5]) << 4));
3393 		break;
3394 	case 1:   /* use bits [46:35] of the address */
3395 		vector = ((uc_addr->addr_bytes[4] >> 3) |
3396 			(((uint16_t)uc_addr->addr_bytes[5]) << 5));
3397 		break;
3398 	case 2:   /* use bits [45:34] of the address */
3399 		vector = ((uc_addr->addr_bytes[4] >> 2) |
3400 			(((uint16_t)uc_addr->addr_bytes[5]) << 6));
3401 		break;
3402 	case 3:   /* use bits [43:32] of the address */
3403 		vector = ((uc_addr->addr_bytes[4]) |
3404 			(((uint16_t)uc_addr->addr_bytes[5]) << 8));
3405 		break;
3406 	default:  /* Invalid mc_filter_type */
3407 		break;
3408 	}
3409 
3410 	/* vector can only be 12-bits or boundary will be exceeded */
3411 	vector &= 0xFFF;
3412 	return vector;
3413 }
3414 
3415 static int
3416 txgbe_uc_hash_table_set(struct rte_eth_dev *dev,
3417 			struct rte_ether_addr *mac_addr, uint8_t on)
3418 {
3419 	uint32_t vector;
3420 	uint32_t uta_idx;
3421 	uint32_t reg_val;
3422 	uint32_t uta_mask;
3423 	uint32_t psrctl;
3424 
3425 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3426 	struct txgbe_uta_info *uta_info = TXGBE_DEV_UTA_INFO(dev);
3427 
3428 	/* The UTA table only exists on pf hardware */
3429 	if (hw->mac.type < txgbe_mac_raptor)
3430 		return -ENOTSUP;
3431 
3432 	vector = txgbe_uta_vector(hw, mac_addr);
3433 	uta_idx = (vector >> 5) & 0x7F;
3434 	uta_mask = 0x1UL << (vector & 0x1F);
3435 
3436 	if (!!on == !!(uta_info->uta_shadow[uta_idx] & uta_mask))
3437 		return 0;
3438 
3439 	reg_val = rd32(hw, TXGBE_UCADDRTBL(uta_idx));
3440 	if (on) {
3441 		uta_info->uta_in_use++;
3442 		reg_val |= uta_mask;
3443 		uta_info->uta_shadow[uta_idx] |= uta_mask;
3444 	} else {
3445 		uta_info->uta_in_use--;
3446 		reg_val &= ~uta_mask;
3447 		uta_info->uta_shadow[uta_idx] &= ~uta_mask;
3448 	}
3449 
3450 	wr32(hw, TXGBE_UCADDRTBL(uta_idx), reg_val);
3451 
3452 	psrctl = rd32(hw, TXGBE_PSRCTL);
3453 	if (uta_info->uta_in_use > 0)
3454 		psrctl |= TXGBE_PSRCTL_UCHFENA;
3455 	else
3456 		psrctl &= ~TXGBE_PSRCTL_UCHFENA;
3457 
3458 	psrctl &= ~TXGBE_PSRCTL_ADHF12_MASK;
3459 	psrctl |= TXGBE_PSRCTL_ADHF12(hw->mac.mc_filter_type);
3460 	wr32(hw, TXGBE_PSRCTL, psrctl);
3461 
3462 	return 0;
3463 }
3464 
3465 static int
3466 txgbe_uc_all_hash_table_set(struct rte_eth_dev *dev, uint8_t on)
3467 {
3468 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3469 	struct txgbe_uta_info *uta_info = TXGBE_DEV_UTA_INFO(dev);
3470 	uint32_t psrctl;
3471 	int i;
3472 
3473 	/* The UTA table only exists on pf hardware */
3474 	if (hw->mac.type < txgbe_mac_raptor)
3475 		return -ENOTSUP;
3476 
3477 	if (on) {
3478 		for (i = 0; i < ETH_VMDQ_NUM_UC_HASH_ARRAY; i++) {
3479 			uta_info->uta_shadow[i] = ~0;
3480 			wr32(hw, TXGBE_UCADDRTBL(i), ~0);
3481 		}
3482 	} else {
3483 		for (i = 0; i < ETH_VMDQ_NUM_UC_HASH_ARRAY; i++) {
3484 			uta_info->uta_shadow[i] = 0;
3485 			wr32(hw, TXGBE_UCADDRTBL(i), 0);
3486 		}
3487 	}
3488 
3489 	psrctl = rd32(hw, TXGBE_PSRCTL);
3490 	if (on)
3491 		psrctl |= TXGBE_PSRCTL_UCHFENA;
3492 	else
3493 		psrctl &= ~TXGBE_PSRCTL_UCHFENA;
3494 
3495 	psrctl &= ~TXGBE_PSRCTL_ADHF12_MASK;
3496 	psrctl |= TXGBE_PSRCTL_ADHF12(hw->mac.mc_filter_type);
3497 	wr32(hw, TXGBE_PSRCTL, psrctl);
3498 
3499 	return 0;
3500 }
3501 
3502 uint32_t
3503 txgbe_convert_vm_rx_mask_to_val(uint16_t rx_mask, uint32_t orig_val)
3504 {
3505 	uint32_t new_val = orig_val;
3506 
3507 	if (rx_mask & ETH_VMDQ_ACCEPT_UNTAG)
3508 		new_val |= TXGBE_POOLETHCTL_UTA;
3509 	if (rx_mask & ETH_VMDQ_ACCEPT_HASH_MC)
3510 		new_val |= TXGBE_POOLETHCTL_MCHA;
3511 	if (rx_mask & ETH_VMDQ_ACCEPT_HASH_UC)
3512 		new_val |= TXGBE_POOLETHCTL_UCHA;
3513 	if (rx_mask & ETH_VMDQ_ACCEPT_BROADCAST)
3514 		new_val |= TXGBE_POOLETHCTL_BCA;
3515 	if (rx_mask & ETH_VMDQ_ACCEPT_MULTICAST)
3516 		new_val |= TXGBE_POOLETHCTL_MCP;
3517 
3518 	return new_val;
3519 }
3520 
3521 static int
3522 txgbe_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id)
3523 {
3524 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
3525 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
3526 	uint32_t mask;
3527 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3528 
3529 	if (queue_id < 32) {
3530 		mask = rd32(hw, TXGBE_IMS(0));
3531 		mask &= (1 << queue_id);
3532 		wr32(hw, TXGBE_IMS(0), mask);
3533 	} else if (queue_id < 64) {
3534 		mask = rd32(hw, TXGBE_IMS(1));
3535 		mask &= (1 << (queue_id - 32));
3536 		wr32(hw, TXGBE_IMS(1), mask);
3537 	}
3538 	rte_intr_enable(intr_handle);
3539 
3540 	return 0;
3541 }
3542 
3543 static int
3544 txgbe_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id)
3545 {
3546 	uint32_t mask;
3547 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3548 
3549 	if (queue_id < 32) {
3550 		mask = rd32(hw, TXGBE_IMS(0));
3551 		mask &= ~(1 << queue_id);
3552 		wr32(hw, TXGBE_IMS(0), mask);
3553 	} else if (queue_id < 64) {
3554 		mask = rd32(hw, TXGBE_IMS(1));
3555 		mask &= ~(1 << (queue_id - 32));
3556 		wr32(hw, TXGBE_IMS(1), mask);
3557 	}
3558 
3559 	return 0;
3560 }
3561 
3562 /**
3563  * set the IVAR registers, mapping interrupt causes to vectors
3564  * @param hw
3565  *  pointer to txgbe_hw struct
3566  * @direction
3567  *  0 for Rx, 1 for Tx, -1 for other causes
3568  * @queue
3569  *  queue to map the corresponding interrupt to
3570  * @msix_vector
3571  *  the vector to map to the corresponding queue
3572  */
3573 void
3574 txgbe_set_ivar_map(struct txgbe_hw *hw, int8_t direction,
3575 		   uint8_t queue, uint8_t msix_vector)
3576 {
3577 	uint32_t tmp, idx;
3578 
3579 	if (direction == -1) {
3580 		/* other causes */
3581 		msix_vector |= TXGBE_IVARMISC_VLD;
3582 		idx = 0;
3583 		tmp = rd32(hw, TXGBE_IVARMISC);
3584 		tmp &= ~(0xFF << idx);
3585 		tmp |= (msix_vector << idx);
3586 		wr32(hw, TXGBE_IVARMISC, tmp);
3587 	} else {
3588 		/* rx or tx causes */
3589 		/* Workround for ICR lost */
3590 		idx = ((16 * (queue & 1)) + (8 * direction));
3591 		tmp = rd32(hw, TXGBE_IVAR(queue >> 1));
3592 		tmp &= ~(0xFF << idx);
3593 		tmp |= (msix_vector << idx);
3594 		wr32(hw, TXGBE_IVAR(queue >> 1), tmp);
3595 	}
3596 }
3597 
3598 /**
3599  * Sets up the hardware to properly generate MSI-X interrupts
3600  * @hw
3601  *  board private structure
3602  */
3603 static void
3604 txgbe_configure_msix(struct rte_eth_dev *dev)
3605 {
3606 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
3607 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
3608 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3609 	uint32_t queue_id, base = TXGBE_MISC_VEC_ID;
3610 	uint32_t vec = TXGBE_MISC_VEC_ID;
3611 	uint32_t gpie;
3612 
3613 	/* won't configure msix register if no mapping is done
3614 	 * between intr vector and event fd
3615 	 * but if misx has been enabled already, need to configure
3616 	 * auto clean, auto mask and throttling.
3617 	 */
3618 	gpie = rd32(hw, TXGBE_GPIE);
3619 	if (!rte_intr_dp_is_en(intr_handle) &&
3620 	    !(gpie & TXGBE_GPIE_MSIX))
3621 		return;
3622 
3623 	if (rte_intr_allow_others(intr_handle)) {
3624 		base = TXGBE_RX_VEC_START;
3625 		vec = base;
3626 	}
3627 
3628 	/* setup GPIE for MSI-x mode */
3629 	gpie = rd32(hw, TXGBE_GPIE);
3630 	gpie |= TXGBE_GPIE_MSIX;
3631 	wr32(hw, TXGBE_GPIE, gpie);
3632 
3633 	/* Populate the IVAR table and set the ITR values to the
3634 	 * corresponding register.
3635 	 */
3636 	if (rte_intr_dp_is_en(intr_handle)) {
3637 		for (queue_id = 0; queue_id < dev->data->nb_rx_queues;
3638 			queue_id++) {
3639 			/* by default, 1:1 mapping */
3640 			txgbe_set_ivar_map(hw, 0, queue_id, vec);
3641 			intr_handle->intr_vec[queue_id] = vec;
3642 			if (vec < base + intr_handle->nb_efd - 1)
3643 				vec++;
3644 		}
3645 
3646 		txgbe_set_ivar_map(hw, -1, 1, TXGBE_MISC_VEC_ID);
3647 	}
3648 	wr32(hw, TXGBE_ITR(TXGBE_MISC_VEC_ID),
3649 			TXGBE_ITR_IVAL_10G(TXGBE_QUEUE_ITR_INTERVAL_DEFAULT)
3650 			| TXGBE_ITR_WRDSA);
3651 }
3652 
3653 int
3654 txgbe_set_queue_rate_limit(struct rte_eth_dev *dev,
3655 			   uint16_t queue_idx, uint16_t tx_rate)
3656 {
3657 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3658 	uint32_t bcnrc_val;
3659 
3660 	if (queue_idx >= hw->mac.max_tx_queues)
3661 		return -EINVAL;
3662 
3663 	if (tx_rate != 0) {
3664 		bcnrc_val = TXGBE_ARBTXRATE_MAX(tx_rate);
3665 		bcnrc_val |= TXGBE_ARBTXRATE_MIN(tx_rate / 2);
3666 	} else {
3667 		bcnrc_val = 0;
3668 	}
3669 
3670 	/*
3671 	 * Set global transmit compensation time to the MMW_SIZE in ARBTXMMW
3672 	 * register. MMW_SIZE=0x014 if 9728-byte jumbo is supported.
3673 	 */
3674 	wr32(hw, TXGBE_ARBTXMMW, 0x14);
3675 
3676 	/* Set ARBTXRATE of queue X */
3677 	wr32(hw, TXGBE_ARBPOOLIDX, queue_idx);
3678 	wr32(hw, TXGBE_ARBTXRATE, bcnrc_val);
3679 	txgbe_flush(hw);
3680 
3681 	return 0;
3682 }
3683 
3684 int
3685 txgbe_syn_filter_set(struct rte_eth_dev *dev,
3686 			struct rte_eth_syn_filter *filter,
3687 			bool add)
3688 {
3689 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3690 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
3691 	uint32_t syn_info;
3692 	uint32_t synqf;
3693 
3694 	if (filter->queue >= TXGBE_MAX_RX_QUEUE_NUM)
3695 		return -EINVAL;
3696 
3697 	syn_info = filter_info->syn_info;
3698 
3699 	if (add) {
3700 		if (syn_info & TXGBE_SYNCLS_ENA)
3701 			return -EINVAL;
3702 		synqf = (uint32_t)TXGBE_SYNCLS_QPID(filter->queue);
3703 		synqf |= TXGBE_SYNCLS_ENA;
3704 
3705 		if (filter->hig_pri)
3706 			synqf |= TXGBE_SYNCLS_HIPRIO;
3707 		else
3708 			synqf &= ~TXGBE_SYNCLS_HIPRIO;
3709 	} else {
3710 		synqf = rd32(hw, TXGBE_SYNCLS);
3711 		if (!(syn_info & TXGBE_SYNCLS_ENA))
3712 			return -ENOENT;
3713 		synqf &= ~(TXGBE_SYNCLS_QPID_MASK | TXGBE_SYNCLS_ENA);
3714 	}
3715 
3716 	filter_info->syn_info = synqf;
3717 	wr32(hw, TXGBE_SYNCLS, synqf);
3718 	txgbe_flush(hw);
3719 	return 0;
3720 }
3721 
3722 static inline enum txgbe_5tuple_protocol
3723 convert_protocol_type(uint8_t protocol_value)
3724 {
3725 	if (protocol_value == IPPROTO_TCP)
3726 		return TXGBE_5TF_PROT_TCP;
3727 	else if (protocol_value == IPPROTO_UDP)
3728 		return TXGBE_5TF_PROT_UDP;
3729 	else if (protocol_value == IPPROTO_SCTP)
3730 		return TXGBE_5TF_PROT_SCTP;
3731 	else
3732 		return TXGBE_5TF_PROT_NONE;
3733 }
3734 
3735 /* inject a 5-tuple filter to HW */
3736 static inline void
3737 txgbe_inject_5tuple_filter(struct rte_eth_dev *dev,
3738 			   struct txgbe_5tuple_filter *filter)
3739 {
3740 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3741 	int i;
3742 	uint32_t ftqf, sdpqf;
3743 	uint32_t l34timir = 0;
3744 	uint32_t mask = TXGBE_5TFCTL0_MASK;
3745 
3746 	i = filter->index;
3747 	sdpqf = TXGBE_5TFPORT_DST(be_to_le16(filter->filter_info.dst_port));
3748 	sdpqf |= TXGBE_5TFPORT_SRC(be_to_le16(filter->filter_info.src_port));
3749 
3750 	ftqf = TXGBE_5TFCTL0_PROTO(filter->filter_info.proto);
3751 	ftqf |= TXGBE_5TFCTL0_PRI(filter->filter_info.priority);
3752 	if (filter->filter_info.src_ip_mask == 0) /* 0 means compare. */
3753 		mask &= ~TXGBE_5TFCTL0_MSADDR;
3754 	if (filter->filter_info.dst_ip_mask == 0)
3755 		mask &= ~TXGBE_5TFCTL0_MDADDR;
3756 	if (filter->filter_info.src_port_mask == 0)
3757 		mask &= ~TXGBE_5TFCTL0_MSPORT;
3758 	if (filter->filter_info.dst_port_mask == 0)
3759 		mask &= ~TXGBE_5TFCTL0_MDPORT;
3760 	if (filter->filter_info.proto_mask == 0)
3761 		mask &= ~TXGBE_5TFCTL0_MPROTO;
3762 	ftqf |= mask;
3763 	ftqf |= TXGBE_5TFCTL0_MPOOL;
3764 	ftqf |= TXGBE_5TFCTL0_ENA;
3765 
3766 	wr32(hw, TXGBE_5TFDADDR(i), be_to_le32(filter->filter_info.dst_ip));
3767 	wr32(hw, TXGBE_5TFSADDR(i), be_to_le32(filter->filter_info.src_ip));
3768 	wr32(hw, TXGBE_5TFPORT(i), sdpqf);
3769 	wr32(hw, TXGBE_5TFCTL0(i), ftqf);
3770 
3771 	l34timir |= TXGBE_5TFCTL1_QP(filter->queue);
3772 	wr32(hw, TXGBE_5TFCTL1(i), l34timir);
3773 }
3774 
3775 /*
3776  * add a 5tuple filter
3777  *
3778  * @param
3779  * dev: Pointer to struct rte_eth_dev.
3780  * index: the index the filter allocates.
3781  * filter: pointer to the filter that will be added.
3782  * rx_queue: the queue id the filter assigned to.
3783  *
3784  * @return
3785  *    - On success, zero.
3786  *    - On failure, a negative value.
3787  */
3788 static int
3789 txgbe_add_5tuple_filter(struct rte_eth_dev *dev,
3790 			struct txgbe_5tuple_filter *filter)
3791 {
3792 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
3793 	int i, idx, shift;
3794 
3795 	/*
3796 	 * look for an unused 5tuple filter index,
3797 	 * and insert the filter to list.
3798 	 */
3799 	for (i = 0; i < TXGBE_MAX_FTQF_FILTERS; i++) {
3800 		idx = i / (sizeof(uint32_t) * NBBY);
3801 		shift = i % (sizeof(uint32_t) * NBBY);
3802 		if (!(filter_info->fivetuple_mask[idx] & (1 << shift))) {
3803 			filter_info->fivetuple_mask[idx] |= 1 << shift;
3804 			filter->index = i;
3805 			TAILQ_INSERT_TAIL(&filter_info->fivetuple_list,
3806 					  filter,
3807 					  entries);
3808 			break;
3809 		}
3810 	}
3811 	if (i >= TXGBE_MAX_FTQF_FILTERS) {
3812 		PMD_DRV_LOG(ERR, "5tuple filters are full.");
3813 		return -ENOSYS;
3814 	}
3815 
3816 	txgbe_inject_5tuple_filter(dev, filter);
3817 
3818 	return 0;
3819 }
3820 
3821 /*
3822  * remove a 5tuple filter
3823  *
3824  * @param
3825  * dev: Pointer to struct rte_eth_dev.
3826  * filter: the pointer of the filter will be removed.
3827  */
3828 static void
3829 txgbe_remove_5tuple_filter(struct rte_eth_dev *dev,
3830 			struct txgbe_5tuple_filter *filter)
3831 {
3832 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
3833 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
3834 	uint16_t index = filter->index;
3835 
3836 	filter_info->fivetuple_mask[index / (sizeof(uint32_t) * NBBY)] &=
3837 				~(1 << (index % (sizeof(uint32_t) * NBBY)));
3838 	TAILQ_REMOVE(&filter_info->fivetuple_list, filter, entries);
3839 	rte_free(filter);
3840 
3841 	wr32(hw, TXGBE_5TFDADDR(index), 0);
3842 	wr32(hw, TXGBE_5TFSADDR(index), 0);
3843 	wr32(hw, TXGBE_5TFPORT(index), 0);
3844 	wr32(hw, TXGBE_5TFCTL0(index), 0);
3845 	wr32(hw, TXGBE_5TFCTL1(index), 0);
3846 }
3847 
3848 static inline struct txgbe_5tuple_filter *
3849 txgbe_5tuple_filter_lookup(struct txgbe_5tuple_filter_list *filter_list,
3850 			struct txgbe_5tuple_filter_info *key)
3851 {
3852 	struct txgbe_5tuple_filter *it;
3853 
3854 	TAILQ_FOREACH(it, filter_list, entries) {
3855 		if (memcmp(key, &it->filter_info,
3856 			sizeof(struct txgbe_5tuple_filter_info)) == 0) {
3857 			return it;
3858 		}
3859 	}
3860 	return NULL;
3861 }
3862 
3863 /* translate elements in struct rte_eth_ntuple_filter
3864  * to struct txgbe_5tuple_filter_info
3865  */
3866 static inline int
3867 ntuple_filter_to_5tuple(struct rte_eth_ntuple_filter *filter,
3868 			struct txgbe_5tuple_filter_info *filter_info)
3869 {
3870 	if (filter->queue >= TXGBE_MAX_RX_QUEUE_NUM ||
3871 		filter->priority > TXGBE_5TUPLE_MAX_PRI ||
3872 		filter->priority < TXGBE_5TUPLE_MIN_PRI)
3873 		return -EINVAL;
3874 
3875 	switch (filter->dst_ip_mask) {
3876 	case UINT32_MAX:
3877 		filter_info->dst_ip_mask = 0;
3878 		filter_info->dst_ip = filter->dst_ip;
3879 		break;
3880 	case 0:
3881 		filter_info->dst_ip_mask = 1;
3882 		break;
3883 	default:
3884 		PMD_DRV_LOG(ERR, "invalid dst_ip mask.");
3885 		return -EINVAL;
3886 	}
3887 
3888 	switch (filter->src_ip_mask) {
3889 	case UINT32_MAX:
3890 		filter_info->src_ip_mask = 0;
3891 		filter_info->src_ip = filter->src_ip;
3892 		break;
3893 	case 0:
3894 		filter_info->src_ip_mask = 1;
3895 		break;
3896 	default:
3897 		PMD_DRV_LOG(ERR, "invalid src_ip mask.");
3898 		return -EINVAL;
3899 	}
3900 
3901 	switch (filter->dst_port_mask) {
3902 	case UINT16_MAX:
3903 		filter_info->dst_port_mask = 0;
3904 		filter_info->dst_port = filter->dst_port;
3905 		break;
3906 	case 0:
3907 		filter_info->dst_port_mask = 1;
3908 		break;
3909 	default:
3910 		PMD_DRV_LOG(ERR, "invalid dst_port mask.");
3911 		return -EINVAL;
3912 	}
3913 
3914 	switch (filter->src_port_mask) {
3915 	case UINT16_MAX:
3916 		filter_info->src_port_mask = 0;
3917 		filter_info->src_port = filter->src_port;
3918 		break;
3919 	case 0:
3920 		filter_info->src_port_mask = 1;
3921 		break;
3922 	default:
3923 		PMD_DRV_LOG(ERR, "invalid src_port mask.");
3924 		return -EINVAL;
3925 	}
3926 
3927 	switch (filter->proto_mask) {
3928 	case UINT8_MAX:
3929 		filter_info->proto_mask = 0;
3930 		filter_info->proto =
3931 			convert_protocol_type(filter->proto);
3932 		break;
3933 	case 0:
3934 		filter_info->proto_mask = 1;
3935 		break;
3936 	default:
3937 		PMD_DRV_LOG(ERR, "invalid protocol mask.");
3938 		return -EINVAL;
3939 	}
3940 
3941 	filter_info->priority = (uint8_t)filter->priority;
3942 	return 0;
3943 }
3944 
3945 /*
3946  * add or delete a ntuple filter
3947  *
3948  * @param
3949  * dev: Pointer to struct rte_eth_dev.
3950  * ntuple_filter: Pointer to struct rte_eth_ntuple_filter
3951  * add: if true, add filter, if false, remove filter
3952  *
3953  * @return
3954  *    - On success, zero.
3955  *    - On failure, a negative value.
3956  */
3957 int
3958 txgbe_add_del_ntuple_filter(struct rte_eth_dev *dev,
3959 			struct rte_eth_ntuple_filter *ntuple_filter,
3960 			bool add)
3961 {
3962 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
3963 	struct txgbe_5tuple_filter_info filter_5tuple;
3964 	struct txgbe_5tuple_filter *filter;
3965 	int ret;
3966 
3967 	if (ntuple_filter->flags != RTE_5TUPLE_FLAGS) {
3968 		PMD_DRV_LOG(ERR, "only 5tuple is supported.");
3969 		return -EINVAL;
3970 	}
3971 
3972 	memset(&filter_5tuple, 0, sizeof(struct txgbe_5tuple_filter_info));
3973 	ret = ntuple_filter_to_5tuple(ntuple_filter, &filter_5tuple);
3974 	if (ret < 0)
3975 		return ret;
3976 
3977 	filter = txgbe_5tuple_filter_lookup(&filter_info->fivetuple_list,
3978 					 &filter_5tuple);
3979 	if (filter != NULL && add) {
3980 		PMD_DRV_LOG(ERR, "filter exists.");
3981 		return -EEXIST;
3982 	}
3983 	if (filter == NULL && !add) {
3984 		PMD_DRV_LOG(ERR, "filter doesn't exist.");
3985 		return -ENOENT;
3986 	}
3987 
3988 	if (add) {
3989 		filter = rte_zmalloc("txgbe_5tuple_filter",
3990 				sizeof(struct txgbe_5tuple_filter), 0);
3991 		if (filter == NULL)
3992 			return -ENOMEM;
3993 		rte_memcpy(&filter->filter_info,
3994 				 &filter_5tuple,
3995 				 sizeof(struct txgbe_5tuple_filter_info));
3996 		filter->queue = ntuple_filter->queue;
3997 		ret = txgbe_add_5tuple_filter(dev, filter);
3998 		if (ret < 0) {
3999 			rte_free(filter);
4000 			return ret;
4001 		}
4002 	} else {
4003 		txgbe_remove_5tuple_filter(dev, filter);
4004 	}
4005 
4006 	return 0;
4007 }
4008 
4009 int
4010 txgbe_add_del_ethertype_filter(struct rte_eth_dev *dev,
4011 			struct rte_eth_ethertype_filter *filter,
4012 			bool add)
4013 {
4014 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4015 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
4016 	uint32_t etqf = 0;
4017 	uint32_t etqs = 0;
4018 	int ret;
4019 	struct txgbe_ethertype_filter ethertype_filter;
4020 
4021 	if (filter->queue >= TXGBE_MAX_RX_QUEUE_NUM)
4022 		return -EINVAL;
4023 
4024 	if (filter->ether_type == RTE_ETHER_TYPE_IPV4 ||
4025 	    filter->ether_type == RTE_ETHER_TYPE_IPV6) {
4026 		PMD_DRV_LOG(ERR, "unsupported ether_type(0x%04x) in"
4027 			" ethertype filter.", filter->ether_type);
4028 		return -EINVAL;
4029 	}
4030 
4031 	if (filter->flags & RTE_ETHTYPE_FLAGS_MAC) {
4032 		PMD_DRV_LOG(ERR, "mac compare is unsupported.");
4033 		return -EINVAL;
4034 	}
4035 	if (filter->flags & RTE_ETHTYPE_FLAGS_DROP) {
4036 		PMD_DRV_LOG(ERR, "drop option is unsupported.");
4037 		return -EINVAL;
4038 	}
4039 
4040 	ret = txgbe_ethertype_filter_lookup(filter_info, filter->ether_type);
4041 	if (ret >= 0 && add) {
4042 		PMD_DRV_LOG(ERR, "ethertype (0x%04x) filter exists.",
4043 			    filter->ether_type);
4044 		return -EEXIST;
4045 	}
4046 	if (ret < 0 && !add) {
4047 		PMD_DRV_LOG(ERR, "ethertype (0x%04x) filter doesn't exist.",
4048 			    filter->ether_type);
4049 		return -ENOENT;
4050 	}
4051 
4052 	if (add) {
4053 		etqf = TXGBE_ETFLT_ENA;
4054 		etqf |= TXGBE_ETFLT_ETID(filter->ether_type);
4055 		etqs |= TXGBE_ETCLS_QPID(filter->queue);
4056 		etqs |= TXGBE_ETCLS_QENA;
4057 
4058 		ethertype_filter.ethertype = filter->ether_type;
4059 		ethertype_filter.etqf = etqf;
4060 		ethertype_filter.etqs = etqs;
4061 		ethertype_filter.conf = FALSE;
4062 		ret = txgbe_ethertype_filter_insert(filter_info,
4063 						    &ethertype_filter);
4064 		if (ret < 0) {
4065 			PMD_DRV_LOG(ERR, "ethertype filters are full.");
4066 			return -ENOSPC;
4067 		}
4068 	} else {
4069 		ret = txgbe_ethertype_filter_remove(filter_info, (uint8_t)ret);
4070 		if (ret < 0)
4071 			return -ENOSYS;
4072 	}
4073 	wr32(hw, TXGBE_ETFLT(ret), etqf);
4074 	wr32(hw, TXGBE_ETCLS(ret), etqs);
4075 	txgbe_flush(hw);
4076 
4077 	return 0;
4078 }
4079 
4080 static int
4081 txgbe_dev_filter_ctrl(__rte_unused struct rte_eth_dev *dev,
4082 		     enum rte_filter_type filter_type,
4083 		     enum rte_filter_op filter_op,
4084 		     void *arg)
4085 {
4086 	int ret = 0;
4087 
4088 	switch (filter_type) {
4089 	case RTE_ETH_FILTER_GENERIC:
4090 		if (filter_op != RTE_ETH_FILTER_GET)
4091 			return -EINVAL;
4092 		*(const void **)arg = &txgbe_flow_ops;
4093 		break;
4094 	default:
4095 		PMD_DRV_LOG(WARNING, "Filter type (%d) not supported",
4096 							filter_type);
4097 		ret = -EINVAL;
4098 		break;
4099 	}
4100 
4101 	return ret;
4102 }
4103 
4104 static u8 *
4105 txgbe_dev_addr_list_itr(__rte_unused struct txgbe_hw *hw,
4106 			u8 **mc_addr_ptr, u32 *vmdq)
4107 {
4108 	u8 *mc_addr;
4109 
4110 	*vmdq = 0;
4111 	mc_addr = *mc_addr_ptr;
4112 	*mc_addr_ptr = (mc_addr + sizeof(struct rte_ether_addr));
4113 	return mc_addr;
4114 }
4115 
4116 int
4117 txgbe_dev_set_mc_addr_list(struct rte_eth_dev *dev,
4118 			  struct rte_ether_addr *mc_addr_set,
4119 			  uint32_t nb_mc_addr)
4120 {
4121 	struct txgbe_hw *hw;
4122 	u8 *mc_addr_list;
4123 
4124 	hw = TXGBE_DEV_HW(dev);
4125 	mc_addr_list = (u8 *)mc_addr_set;
4126 	return hw->mac.update_mc_addr_list(hw, mc_addr_list, nb_mc_addr,
4127 					 txgbe_dev_addr_list_itr, TRUE);
4128 }
4129 
4130 static uint64_t
4131 txgbe_read_systime_cyclecounter(struct rte_eth_dev *dev)
4132 {
4133 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4134 	uint64_t systime_cycles;
4135 
4136 	systime_cycles = (uint64_t)rd32(hw, TXGBE_TSTIMEL);
4137 	systime_cycles |= (uint64_t)rd32(hw, TXGBE_TSTIMEH) << 32;
4138 
4139 	return systime_cycles;
4140 }
4141 
4142 static uint64_t
4143 txgbe_read_rx_tstamp_cyclecounter(struct rte_eth_dev *dev)
4144 {
4145 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4146 	uint64_t rx_tstamp_cycles;
4147 
4148 	/* TSRXSTMPL stores ns and TSRXSTMPH stores seconds. */
4149 	rx_tstamp_cycles = (uint64_t)rd32(hw, TXGBE_TSRXSTMPL);
4150 	rx_tstamp_cycles |= (uint64_t)rd32(hw, TXGBE_TSRXSTMPH) << 32;
4151 
4152 	return rx_tstamp_cycles;
4153 }
4154 
4155 static uint64_t
4156 txgbe_read_tx_tstamp_cyclecounter(struct rte_eth_dev *dev)
4157 {
4158 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4159 	uint64_t tx_tstamp_cycles;
4160 
4161 	/* TSTXSTMPL stores ns and TSTXSTMPH stores seconds. */
4162 	tx_tstamp_cycles = (uint64_t)rd32(hw, TXGBE_TSTXSTMPL);
4163 	tx_tstamp_cycles |= (uint64_t)rd32(hw, TXGBE_TSTXSTMPH) << 32;
4164 
4165 	return tx_tstamp_cycles;
4166 }
4167 
4168 static void
4169 txgbe_start_timecounters(struct rte_eth_dev *dev)
4170 {
4171 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4172 	struct txgbe_adapter *adapter = TXGBE_DEV_ADAPTER(dev);
4173 	struct rte_eth_link link;
4174 	uint32_t incval = 0;
4175 	uint32_t shift = 0;
4176 
4177 	/* Get current link speed. */
4178 	txgbe_dev_link_update(dev, 1);
4179 	rte_eth_linkstatus_get(dev, &link);
4180 
4181 	switch (link.link_speed) {
4182 	case ETH_SPEED_NUM_100M:
4183 		incval = TXGBE_INCVAL_100;
4184 		shift = TXGBE_INCVAL_SHIFT_100;
4185 		break;
4186 	case ETH_SPEED_NUM_1G:
4187 		incval = TXGBE_INCVAL_1GB;
4188 		shift = TXGBE_INCVAL_SHIFT_1GB;
4189 		break;
4190 	case ETH_SPEED_NUM_10G:
4191 	default:
4192 		incval = TXGBE_INCVAL_10GB;
4193 		shift = TXGBE_INCVAL_SHIFT_10GB;
4194 		break;
4195 	}
4196 
4197 	wr32(hw, TXGBE_TSTIMEINC, TXGBE_TSTIMEINC_VP(incval, 2));
4198 
4199 	memset(&adapter->systime_tc, 0, sizeof(struct rte_timecounter));
4200 	memset(&adapter->rx_tstamp_tc, 0, sizeof(struct rte_timecounter));
4201 	memset(&adapter->tx_tstamp_tc, 0, sizeof(struct rte_timecounter));
4202 
4203 	adapter->systime_tc.cc_mask = TXGBE_CYCLECOUNTER_MASK;
4204 	adapter->systime_tc.cc_shift = shift;
4205 	adapter->systime_tc.nsec_mask = (1ULL << shift) - 1;
4206 
4207 	adapter->rx_tstamp_tc.cc_mask = TXGBE_CYCLECOUNTER_MASK;
4208 	adapter->rx_tstamp_tc.cc_shift = shift;
4209 	adapter->rx_tstamp_tc.nsec_mask = (1ULL << shift) - 1;
4210 
4211 	adapter->tx_tstamp_tc.cc_mask = TXGBE_CYCLECOUNTER_MASK;
4212 	adapter->tx_tstamp_tc.cc_shift = shift;
4213 	adapter->tx_tstamp_tc.nsec_mask = (1ULL << shift) - 1;
4214 }
4215 
4216 static int
4217 txgbe_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta)
4218 {
4219 	struct txgbe_adapter *adapter = TXGBE_DEV_ADAPTER(dev);
4220 
4221 	adapter->systime_tc.nsec += delta;
4222 	adapter->rx_tstamp_tc.nsec += delta;
4223 	adapter->tx_tstamp_tc.nsec += delta;
4224 
4225 	return 0;
4226 }
4227 
4228 static int
4229 txgbe_timesync_write_time(struct rte_eth_dev *dev, const struct timespec *ts)
4230 {
4231 	uint64_t ns;
4232 	struct txgbe_adapter *adapter = TXGBE_DEV_ADAPTER(dev);
4233 
4234 	ns = rte_timespec_to_ns(ts);
4235 	/* Set the timecounters to a new value. */
4236 	adapter->systime_tc.nsec = ns;
4237 	adapter->rx_tstamp_tc.nsec = ns;
4238 	adapter->tx_tstamp_tc.nsec = ns;
4239 
4240 	return 0;
4241 }
4242 
4243 static int
4244 txgbe_timesync_read_time(struct rte_eth_dev *dev, struct timespec *ts)
4245 {
4246 	uint64_t ns, systime_cycles;
4247 	struct txgbe_adapter *adapter = TXGBE_DEV_ADAPTER(dev);
4248 
4249 	systime_cycles = txgbe_read_systime_cyclecounter(dev);
4250 	ns = rte_timecounter_update(&adapter->systime_tc, systime_cycles);
4251 	*ts = rte_ns_to_timespec(ns);
4252 
4253 	return 0;
4254 }
4255 
4256 static int
4257 txgbe_timesync_enable(struct rte_eth_dev *dev)
4258 {
4259 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4260 	uint32_t tsync_ctl;
4261 
4262 	/* Stop the timesync system time. */
4263 	wr32(hw, TXGBE_TSTIMEINC, 0x0);
4264 	/* Reset the timesync system time value. */
4265 	wr32(hw, TXGBE_TSTIMEL, 0x0);
4266 	wr32(hw, TXGBE_TSTIMEH, 0x0);
4267 
4268 	txgbe_start_timecounters(dev);
4269 
4270 	/* Enable L2 filtering of IEEE1588/802.1AS Ethernet frame types. */
4271 	wr32(hw, TXGBE_ETFLT(TXGBE_ETF_ID_1588),
4272 		RTE_ETHER_TYPE_1588 | TXGBE_ETFLT_ENA | TXGBE_ETFLT_1588);
4273 
4274 	/* Enable timestamping of received PTP packets. */
4275 	tsync_ctl = rd32(hw, TXGBE_TSRXCTL);
4276 	tsync_ctl |= TXGBE_TSRXCTL_ENA;
4277 	wr32(hw, TXGBE_TSRXCTL, tsync_ctl);
4278 
4279 	/* Enable timestamping of transmitted PTP packets. */
4280 	tsync_ctl = rd32(hw, TXGBE_TSTXCTL);
4281 	tsync_ctl |= TXGBE_TSTXCTL_ENA;
4282 	wr32(hw, TXGBE_TSTXCTL, tsync_ctl);
4283 
4284 	txgbe_flush(hw);
4285 
4286 	return 0;
4287 }
4288 
4289 static int
4290 txgbe_timesync_disable(struct rte_eth_dev *dev)
4291 {
4292 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4293 	uint32_t tsync_ctl;
4294 
4295 	/* Disable timestamping of transmitted PTP packets. */
4296 	tsync_ctl = rd32(hw, TXGBE_TSTXCTL);
4297 	tsync_ctl &= ~TXGBE_TSTXCTL_ENA;
4298 	wr32(hw, TXGBE_TSTXCTL, tsync_ctl);
4299 
4300 	/* Disable timestamping of received PTP packets. */
4301 	tsync_ctl = rd32(hw, TXGBE_TSRXCTL);
4302 	tsync_ctl &= ~TXGBE_TSRXCTL_ENA;
4303 	wr32(hw, TXGBE_TSRXCTL, tsync_ctl);
4304 
4305 	/* Disable L2 filtering of IEEE1588/802.1AS Ethernet frame types. */
4306 	wr32(hw, TXGBE_ETFLT(TXGBE_ETF_ID_1588), 0);
4307 
4308 	/* Stop incrementating the System Time registers. */
4309 	wr32(hw, TXGBE_TSTIMEINC, 0);
4310 
4311 	return 0;
4312 }
4313 
4314 static int
4315 txgbe_timesync_read_rx_timestamp(struct rte_eth_dev *dev,
4316 				 struct timespec *timestamp,
4317 				 uint32_t flags __rte_unused)
4318 {
4319 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4320 	struct txgbe_adapter *adapter = TXGBE_DEV_ADAPTER(dev);
4321 	uint32_t tsync_rxctl;
4322 	uint64_t rx_tstamp_cycles;
4323 	uint64_t ns;
4324 
4325 	tsync_rxctl = rd32(hw, TXGBE_TSRXCTL);
4326 	if ((tsync_rxctl & TXGBE_TSRXCTL_VLD) == 0)
4327 		return -EINVAL;
4328 
4329 	rx_tstamp_cycles = txgbe_read_rx_tstamp_cyclecounter(dev);
4330 	ns = rte_timecounter_update(&adapter->rx_tstamp_tc, rx_tstamp_cycles);
4331 	*timestamp = rte_ns_to_timespec(ns);
4332 
4333 	return  0;
4334 }
4335 
4336 static int
4337 txgbe_timesync_read_tx_timestamp(struct rte_eth_dev *dev,
4338 				 struct timespec *timestamp)
4339 {
4340 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4341 	struct txgbe_adapter *adapter = TXGBE_DEV_ADAPTER(dev);
4342 	uint32_t tsync_txctl;
4343 	uint64_t tx_tstamp_cycles;
4344 	uint64_t ns;
4345 
4346 	tsync_txctl = rd32(hw, TXGBE_TSTXCTL);
4347 	if ((tsync_txctl & TXGBE_TSTXCTL_VLD) == 0)
4348 		return -EINVAL;
4349 
4350 	tx_tstamp_cycles = txgbe_read_tx_tstamp_cyclecounter(dev);
4351 	ns = rte_timecounter_update(&adapter->tx_tstamp_tc, tx_tstamp_cycles);
4352 	*timestamp = rte_ns_to_timespec(ns);
4353 
4354 	return 0;
4355 }
4356 
4357 static int
4358 txgbe_get_reg_length(struct rte_eth_dev *dev __rte_unused)
4359 {
4360 	int count = 0;
4361 	int g_ind = 0;
4362 	const struct reg_info *reg_group;
4363 	const struct reg_info **reg_set = txgbe_regs_others;
4364 
4365 	while ((reg_group = reg_set[g_ind++]))
4366 		count += txgbe_regs_group_count(reg_group);
4367 
4368 	return count;
4369 }
4370 
4371 static int
4372 txgbe_get_regs(struct rte_eth_dev *dev,
4373 	      struct rte_dev_reg_info *regs)
4374 {
4375 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4376 	uint32_t *data = regs->data;
4377 	int g_ind = 0;
4378 	int count = 0;
4379 	const struct reg_info *reg_group;
4380 	const struct reg_info **reg_set = txgbe_regs_others;
4381 
4382 	if (data == NULL) {
4383 		regs->length = txgbe_get_reg_length(dev);
4384 		regs->width = sizeof(uint32_t);
4385 		return 0;
4386 	}
4387 
4388 	/* Support only full register dump */
4389 	if (regs->length == 0 ||
4390 	    regs->length == (uint32_t)txgbe_get_reg_length(dev)) {
4391 		regs->version = hw->mac.type << 24 |
4392 				hw->revision_id << 16 |
4393 				hw->device_id;
4394 		while ((reg_group = reg_set[g_ind++]))
4395 			count += txgbe_read_regs_group(dev, &data[count],
4396 						      reg_group);
4397 		return 0;
4398 	}
4399 
4400 	return -ENOTSUP;
4401 }
4402 
4403 static int
4404 txgbe_get_eeprom_length(struct rte_eth_dev *dev)
4405 {
4406 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4407 
4408 	/* Return unit is byte count */
4409 	return hw->rom.word_size * 2;
4410 }
4411 
4412 static int
4413 txgbe_get_eeprom(struct rte_eth_dev *dev,
4414 		struct rte_dev_eeprom_info *in_eeprom)
4415 {
4416 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4417 	struct txgbe_rom_info *eeprom = &hw->rom;
4418 	uint16_t *data = in_eeprom->data;
4419 	int first, length;
4420 
4421 	first = in_eeprom->offset >> 1;
4422 	length = in_eeprom->length >> 1;
4423 	if (first > hw->rom.word_size ||
4424 	    ((first + length) > hw->rom.word_size))
4425 		return -EINVAL;
4426 
4427 	in_eeprom->magic = hw->vendor_id | (hw->device_id << 16);
4428 
4429 	return eeprom->readw_buffer(hw, first, length, data);
4430 }
4431 
4432 static int
4433 txgbe_set_eeprom(struct rte_eth_dev *dev,
4434 		struct rte_dev_eeprom_info *in_eeprom)
4435 {
4436 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4437 	struct txgbe_rom_info *eeprom = &hw->rom;
4438 	uint16_t *data = in_eeprom->data;
4439 	int first, length;
4440 
4441 	first = in_eeprom->offset >> 1;
4442 	length = in_eeprom->length >> 1;
4443 	if (first > hw->rom.word_size ||
4444 	    ((first + length) > hw->rom.word_size))
4445 		return -EINVAL;
4446 
4447 	in_eeprom->magic = hw->vendor_id | (hw->device_id << 16);
4448 
4449 	return eeprom->writew_buffer(hw,  first, length, data);
4450 }
4451 
4452 static int
4453 txgbe_get_module_info(struct rte_eth_dev *dev,
4454 		      struct rte_eth_dev_module_info *modinfo)
4455 {
4456 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4457 	uint32_t status;
4458 	uint8_t sff8472_rev, addr_mode;
4459 	bool page_swap = false;
4460 
4461 	/* Check whether we support SFF-8472 or not */
4462 	status = hw->phy.read_i2c_eeprom(hw,
4463 					     TXGBE_SFF_SFF_8472_COMP,
4464 					     &sff8472_rev);
4465 	if (status != 0)
4466 		return -EIO;
4467 
4468 	/* addressing mode is not supported */
4469 	status = hw->phy.read_i2c_eeprom(hw,
4470 					     TXGBE_SFF_SFF_8472_SWAP,
4471 					     &addr_mode);
4472 	if (status != 0)
4473 		return -EIO;
4474 
4475 	if (addr_mode & TXGBE_SFF_ADDRESSING_MODE) {
4476 		PMD_DRV_LOG(ERR,
4477 			    "Address change required to access page 0xA2, "
4478 			    "but not supported. Please report the module "
4479 			    "type to the driver maintainers.");
4480 		page_swap = true;
4481 	}
4482 
4483 	if (sff8472_rev == TXGBE_SFF_SFF_8472_UNSUP || page_swap) {
4484 		/* We have a SFP, but it does not support SFF-8472 */
4485 		modinfo->type = RTE_ETH_MODULE_SFF_8079;
4486 		modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8079_LEN;
4487 	} else {
4488 		/* We have a SFP which supports a revision of SFF-8472. */
4489 		modinfo->type = RTE_ETH_MODULE_SFF_8472;
4490 		modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8472_LEN;
4491 	}
4492 
4493 	return 0;
4494 }
4495 
4496 static int
4497 txgbe_get_module_eeprom(struct rte_eth_dev *dev,
4498 			struct rte_dev_eeprom_info *info)
4499 {
4500 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4501 	uint32_t status = TXGBE_ERR_PHY_ADDR_INVALID;
4502 	uint8_t databyte = 0xFF;
4503 	uint8_t *data = info->data;
4504 	uint32_t i = 0;
4505 
4506 	if (info->length == 0)
4507 		return -EINVAL;
4508 
4509 	for (i = info->offset; i < info->offset + info->length; i++) {
4510 		if (i < RTE_ETH_MODULE_SFF_8079_LEN)
4511 			status = hw->phy.read_i2c_eeprom(hw, i, &databyte);
4512 		else
4513 			status = hw->phy.read_i2c_sff8472(hw, i, &databyte);
4514 
4515 		if (status != 0)
4516 			return -EIO;
4517 
4518 		data[i - info->offset] = databyte;
4519 	}
4520 
4521 	return 0;
4522 }
4523 
4524 bool
4525 txgbe_rss_update_sp(enum txgbe_mac_type mac_type)
4526 {
4527 	switch (mac_type) {
4528 	case txgbe_mac_raptor:
4529 	case txgbe_mac_raptor_vf:
4530 		return 1;
4531 	default:
4532 		return 0;
4533 	}
4534 }
4535 
4536 static int
4537 txgbe_dev_get_dcb_info(struct rte_eth_dev *dev,
4538 			struct rte_eth_dcb_info *dcb_info)
4539 {
4540 	struct txgbe_dcb_config *dcb_config = TXGBE_DEV_DCB_CONFIG(dev);
4541 	struct txgbe_dcb_tc_config *tc;
4542 	struct rte_eth_dcb_tc_queue_mapping *tc_queue;
4543 	uint8_t nb_tcs;
4544 	uint8_t i, j;
4545 
4546 	if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_DCB_FLAG)
4547 		dcb_info->nb_tcs = dcb_config->num_tcs.pg_tcs;
4548 	else
4549 		dcb_info->nb_tcs = 1;
4550 
4551 	tc_queue = &dcb_info->tc_queue;
4552 	nb_tcs = dcb_info->nb_tcs;
4553 
4554 	if (dcb_config->vt_mode) { /* vt is enabled */
4555 		struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf =
4556 				&dev->data->dev_conf.rx_adv_conf.vmdq_dcb_conf;
4557 		for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++)
4558 			dcb_info->prio_tc[i] = vmdq_rx_conf->dcb_tc[i];
4559 		if (RTE_ETH_DEV_SRIOV(dev).active > 0) {
4560 			for (j = 0; j < nb_tcs; j++) {
4561 				tc_queue->tc_rxq[0][j].base = j;
4562 				tc_queue->tc_rxq[0][j].nb_queue = 1;
4563 				tc_queue->tc_txq[0][j].base = j;
4564 				tc_queue->tc_txq[0][j].nb_queue = 1;
4565 			}
4566 		} else {
4567 			for (i = 0; i < vmdq_rx_conf->nb_queue_pools; i++) {
4568 				for (j = 0; j < nb_tcs; j++) {
4569 					tc_queue->tc_rxq[i][j].base =
4570 						i * nb_tcs + j;
4571 					tc_queue->tc_rxq[i][j].nb_queue = 1;
4572 					tc_queue->tc_txq[i][j].base =
4573 						i * nb_tcs + j;
4574 					tc_queue->tc_txq[i][j].nb_queue = 1;
4575 				}
4576 			}
4577 		}
4578 	} else { /* vt is disabled */
4579 		struct rte_eth_dcb_rx_conf *rx_conf =
4580 				&dev->data->dev_conf.rx_adv_conf.dcb_rx_conf;
4581 		for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++)
4582 			dcb_info->prio_tc[i] = rx_conf->dcb_tc[i];
4583 		if (dcb_info->nb_tcs == ETH_4_TCS) {
4584 			for (i = 0; i < dcb_info->nb_tcs; i++) {
4585 				dcb_info->tc_queue.tc_rxq[0][i].base = i * 32;
4586 				dcb_info->tc_queue.tc_rxq[0][i].nb_queue = 16;
4587 			}
4588 			dcb_info->tc_queue.tc_txq[0][0].base = 0;
4589 			dcb_info->tc_queue.tc_txq[0][1].base = 64;
4590 			dcb_info->tc_queue.tc_txq[0][2].base = 96;
4591 			dcb_info->tc_queue.tc_txq[0][3].base = 112;
4592 			dcb_info->tc_queue.tc_txq[0][0].nb_queue = 64;
4593 			dcb_info->tc_queue.tc_txq[0][1].nb_queue = 32;
4594 			dcb_info->tc_queue.tc_txq[0][2].nb_queue = 16;
4595 			dcb_info->tc_queue.tc_txq[0][3].nb_queue = 16;
4596 		} else if (dcb_info->nb_tcs == ETH_8_TCS) {
4597 			for (i = 0; i < dcb_info->nb_tcs; i++) {
4598 				dcb_info->tc_queue.tc_rxq[0][i].base = i * 16;
4599 				dcb_info->tc_queue.tc_rxq[0][i].nb_queue = 16;
4600 			}
4601 			dcb_info->tc_queue.tc_txq[0][0].base = 0;
4602 			dcb_info->tc_queue.tc_txq[0][1].base = 32;
4603 			dcb_info->tc_queue.tc_txq[0][2].base = 64;
4604 			dcb_info->tc_queue.tc_txq[0][3].base = 80;
4605 			dcb_info->tc_queue.tc_txq[0][4].base = 96;
4606 			dcb_info->tc_queue.tc_txq[0][5].base = 104;
4607 			dcb_info->tc_queue.tc_txq[0][6].base = 112;
4608 			dcb_info->tc_queue.tc_txq[0][7].base = 120;
4609 			dcb_info->tc_queue.tc_txq[0][0].nb_queue = 32;
4610 			dcb_info->tc_queue.tc_txq[0][1].nb_queue = 32;
4611 			dcb_info->tc_queue.tc_txq[0][2].nb_queue = 16;
4612 			dcb_info->tc_queue.tc_txq[0][3].nb_queue = 16;
4613 			dcb_info->tc_queue.tc_txq[0][4].nb_queue = 8;
4614 			dcb_info->tc_queue.tc_txq[0][5].nb_queue = 8;
4615 			dcb_info->tc_queue.tc_txq[0][6].nb_queue = 8;
4616 			dcb_info->tc_queue.tc_txq[0][7].nb_queue = 8;
4617 		}
4618 	}
4619 	for (i = 0; i < dcb_info->nb_tcs; i++) {
4620 		tc = &dcb_config->tc_config[i];
4621 		dcb_info->tc_bws[i] = tc->path[TXGBE_DCB_TX_CONFIG].bwg_percent;
4622 	}
4623 	return 0;
4624 }
4625 
4626 /* Update e-tag ether type */
4627 static int
4628 txgbe_update_e_tag_eth_type(struct txgbe_hw *hw,
4629 			    uint16_t ether_type)
4630 {
4631 	uint32_t etag_etype;
4632 
4633 	etag_etype = rd32(hw, TXGBE_EXTAG);
4634 	etag_etype &= ~TXGBE_EXTAG_ETAG_MASK;
4635 	etag_etype |= ether_type;
4636 	wr32(hw, TXGBE_EXTAG, etag_etype);
4637 	txgbe_flush(hw);
4638 
4639 	return 0;
4640 }
4641 
4642 /* Enable e-tag tunnel */
4643 static int
4644 txgbe_e_tag_enable(struct txgbe_hw *hw)
4645 {
4646 	uint32_t etag_etype;
4647 
4648 	etag_etype = rd32(hw, TXGBE_PORTCTL);
4649 	etag_etype |= TXGBE_PORTCTL_ETAG;
4650 	wr32(hw, TXGBE_PORTCTL, etag_etype);
4651 	txgbe_flush(hw);
4652 
4653 	return 0;
4654 }
4655 
4656 static int
4657 txgbe_e_tag_filter_del(struct rte_eth_dev *dev,
4658 		       struct txgbe_l2_tunnel_conf  *l2_tunnel)
4659 {
4660 	int ret = 0;
4661 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4662 	uint32_t i, rar_entries;
4663 	uint32_t rar_low, rar_high;
4664 
4665 	rar_entries = hw->mac.num_rar_entries;
4666 
4667 	for (i = 1; i < rar_entries; i++) {
4668 		wr32(hw, TXGBE_ETHADDRIDX, i);
4669 		rar_high = rd32(hw, TXGBE_ETHADDRH);
4670 		rar_low  = rd32(hw, TXGBE_ETHADDRL);
4671 		if ((rar_high & TXGBE_ETHADDRH_VLD) &&
4672 		    (rar_high & TXGBE_ETHADDRH_ETAG) &&
4673 		    (TXGBE_ETHADDRL_ETAG(rar_low) ==
4674 		     l2_tunnel->tunnel_id)) {
4675 			wr32(hw, TXGBE_ETHADDRL, 0);
4676 			wr32(hw, TXGBE_ETHADDRH, 0);
4677 
4678 			txgbe_clear_vmdq(hw, i, BIT_MASK32);
4679 
4680 			return ret;
4681 		}
4682 	}
4683 
4684 	return ret;
4685 }
4686 
4687 static int
4688 txgbe_e_tag_filter_add(struct rte_eth_dev *dev,
4689 		       struct txgbe_l2_tunnel_conf *l2_tunnel)
4690 {
4691 	int ret = 0;
4692 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4693 	uint32_t i, rar_entries;
4694 	uint32_t rar_low, rar_high;
4695 
4696 	/* One entry for one tunnel. Try to remove potential existing entry. */
4697 	txgbe_e_tag_filter_del(dev, l2_tunnel);
4698 
4699 	rar_entries = hw->mac.num_rar_entries;
4700 
4701 	for (i = 1; i < rar_entries; i++) {
4702 		wr32(hw, TXGBE_ETHADDRIDX, i);
4703 		rar_high = rd32(hw, TXGBE_ETHADDRH);
4704 		if (rar_high & TXGBE_ETHADDRH_VLD) {
4705 			continue;
4706 		} else {
4707 			txgbe_set_vmdq(hw, i, l2_tunnel->pool);
4708 			rar_high = TXGBE_ETHADDRH_VLD | TXGBE_ETHADDRH_ETAG;
4709 			rar_low = l2_tunnel->tunnel_id;
4710 
4711 			wr32(hw, TXGBE_ETHADDRL, rar_low);
4712 			wr32(hw, TXGBE_ETHADDRH, rar_high);
4713 
4714 			return ret;
4715 		}
4716 	}
4717 
4718 	PMD_INIT_LOG(NOTICE, "The table of E-tag forwarding rule is full."
4719 		     " Please remove a rule before adding a new one.");
4720 	return -EINVAL;
4721 }
4722 
4723 static inline struct txgbe_l2_tn_filter *
4724 txgbe_l2_tn_filter_lookup(struct txgbe_l2_tn_info *l2_tn_info,
4725 			  struct txgbe_l2_tn_key *key)
4726 {
4727 	int ret;
4728 
4729 	ret = rte_hash_lookup(l2_tn_info->hash_handle, (const void *)key);
4730 	if (ret < 0)
4731 		return NULL;
4732 
4733 	return l2_tn_info->hash_map[ret];
4734 }
4735 
4736 static inline int
4737 txgbe_insert_l2_tn_filter(struct txgbe_l2_tn_info *l2_tn_info,
4738 			  struct txgbe_l2_tn_filter *l2_tn_filter)
4739 {
4740 	int ret;
4741 
4742 	ret = rte_hash_add_key(l2_tn_info->hash_handle,
4743 			       &l2_tn_filter->key);
4744 
4745 	if (ret < 0) {
4746 		PMD_DRV_LOG(ERR,
4747 			    "Failed to insert L2 tunnel filter"
4748 			    " to hash table %d!",
4749 			    ret);
4750 		return ret;
4751 	}
4752 
4753 	l2_tn_info->hash_map[ret] = l2_tn_filter;
4754 
4755 	TAILQ_INSERT_TAIL(&l2_tn_info->l2_tn_list, l2_tn_filter, entries);
4756 
4757 	return 0;
4758 }
4759 
4760 static inline int
4761 txgbe_remove_l2_tn_filter(struct txgbe_l2_tn_info *l2_tn_info,
4762 			  struct txgbe_l2_tn_key *key)
4763 {
4764 	int ret;
4765 	struct txgbe_l2_tn_filter *l2_tn_filter;
4766 
4767 	ret = rte_hash_del_key(l2_tn_info->hash_handle, key);
4768 
4769 	if (ret < 0) {
4770 		PMD_DRV_LOG(ERR,
4771 			    "No such L2 tunnel filter to delete %d!",
4772 			    ret);
4773 		return ret;
4774 	}
4775 
4776 	l2_tn_filter = l2_tn_info->hash_map[ret];
4777 	l2_tn_info->hash_map[ret] = NULL;
4778 
4779 	TAILQ_REMOVE(&l2_tn_info->l2_tn_list, l2_tn_filter, entries);
4780 	rte_free(l2_tn_filter);
4781 
4782 	return 0;
4783 }
4784 
4785 /* Add l2 tunnel filter */
4786 int
4787 txgbe_dev_l2_tunnel_filter_add(struct rte_eth_dev *dev,
4788 			       struct txgbe_l2_tunnel_conf *l2_tunnel,
4789 			       bool restore)
4790 {
4791 	int ret;
4792 	struct txgbe_l2_tn_info *l2_tn_info = TXGBE_DEV_L2_TN(dev);
4793 	struct txgbe_l2_tn_key key;
4794 	struct txgbe_l2_tn_filter *node;
4795 
4796 	if (!restore) {
4797 		key.l2_tn_type = l2_tunnel->l2_tunnel_type;
4798 		key.tn_id = l2_tunnel->tunnel_id;
4799 
4800 		node = txgbe_l2_tn_filter_lookup(l2_tn_info, &key);
4801 
4802 		if (node) {
4803 			PMD_DRV_LOG(ERR,
4804 				    "The L2 tunnel filter already exists!");
4805 			return -EINVAL;
4806 		}
4807 
4808 		node = rte_zmalloc("txgbe_l2_tn",
4809 				   sizeof(struct txgbe_l2_tn_filter),
4810 				   0);
4811 		if (!node)
4812 			return -ENOMEM;
4813 
4814 		rte_memcpy(&node->key,
4815 				 &key,
4816 				 sizeof(struct txgbe_l2_tn_key));
4817 		node->pool = l2_tunnel->pool;
4818 		ret = txgbe_insert_l2_tn_filter(l2_tn_info, node);
4819 		if (ret < 0) {
4820 			rte_free(node);
4821 			return ret;
4822 		}
4823 	}
4824 
4825 	switch (l2_tunnel->l2_tunnel_type) {
4826 	case RTE_L2_TUNNEL_TYPE_E_TAG:
4827 		ret = txgbe_e_tag_filter_add(dev, l2_tunnel);
4828 		break;
4829 	default:
4830 		PMD_DRV_LOG(ERR, "Invalid tunnel type");
4831 		ret = -EINVAL;
4832 		break;
4833 	}
4834 
4835 	if (!restore && ret < 0)
4836 		(void)txgbe_remove_l2_tn_filter(l2_tn_info, &key);
4837 
4838 	return ret;
4839 }
4840 
4841 /* Delete l2 tunnel filter */
4842 int
4843 txgbe_dev_l2_tunnel_filter_del(struct rte_eth_dev *dev,
4844 			       struct txgbe_l2_tunnel_conf *l2_tunnel)
4845 {
4846 	int ret;
4847 	struct txgbe_l2_tn_info *l2_tn_info = TXGBE_DEV_L2_TN(dev);
4848 	struct txgbe_l2_tn_key key;
4849 
4850 	key.l2_tn_type = l2_tunnel->l2_tunnel_type;
4851 	key.tn_id = l2_tunnel->tunnel_id;
4852 	ret = txgbe_remove_l2_tn_filter(l2_tn_info, &key);
4853 	if (ret < 0)
4854 		return ret;
4855 
4856 	switch (l2_tunnel->l2_tunnel_type) {
4857 	case RTE_L2_TUNNEL_TYPE_E_TAG:
4858 		ret = txgbe_e_tag_filter_del(dev, l2_tunnel);
4859 		break;
4860 	default:
4861 		PMD_DRV_LOG(ERR, "Invalid tunnel type");
4862 		ret = -EINVAL;
4863 		break;
4864 	}
4865 
4866 	return ret;
4867 }
4868 
4869 static int
4870 txgbe_e_tag_forwarding_en_dis(struct rte_eth_dev *dev, bool en)
4871 {
4872 	int ret = 0;
4873 	uint32_t ctrl;
4874 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4875 
4876 	ctrl = rd32(hw, TXGBE_POOLCTL);
4877 	ctrl &= ~TXGBE_POOLCTL_MODE_MASK;
4878 	if (en)
4879 		ctrl |= TXGBE_PSRPOOL_MODE_ETAG;
4880 	wr32(hw, TXGBE_POOLCTL, ctrl);
4881 
4882 	return ret;
4883 }
4884 
4885 /* Add UDP tunneling port */
4886 static int
4887 txgbe_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
4888 			      struct rte_eth_udp_tunnel *udp_tunnel)
4889 {
4890 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4891 	int ret = 0;
4892 
4893 	if (udp_tunnel == NULL)
4894 		return -EINVAL;
4895 
4896 	switch (udp_tunnel->prot_type) {
4897 	case RTE_TUNNEL_TYPE_VXLAN:
4898 		if (udp_tunnel->udp_port == 0) {
4899 			PMD_DRV_LOG(ERR, "Add VxLAN port 0 is not allowed.");
4900 			ret = -EINVAL;
4901 			break;
4902 		}
4903 		wr32(hw, TXGBE_VXLANPORT, udp_tunnel->udp_port);
4904 		wr32(hw, TXGBE_VXLANPORTGPE, udp_tunnel->udp_port);
4905 		break;
4906 	case RTE_TUNNEL_TYPE_GENEVE:
4907 		if (udp_tunnel->udp_port == 0) {
4908 			PMD_DRV_LOG(ERR, "Add Geneve port 0 is not allowed.");
4909 			ret = -EINVAL;
4910 			break;
4911 		}
4912 		wr32(hw, TXGBE_GENEVEPORT, udp_tunnel->udp_port);
4913 		break;
4914 	case RTE_TUNNEL_TYPE_TEREDO:
4915 		if (udp_tunnel->udp_port == 0) {
4916 			PMD_DRV_LOG(ERR, "Add Teredo port 0 is not allowed.");
4917 			ret = -EINVAL;
4918 			break;
4919 		}
4920 		wr32(hw, TXGBE_TEREDOPORT, udp_tunnel->udp_port);
4921 		break;
4922 	default:
4923 		PMD_DRV_LOG(ERR, "Invalid tunnel type");
4924 		ret = -EINVAL;
4925 		break;
4926 	}
4927 
4928 	txgbe_flush(hw);
4929 
4930 	return ret;
4931 }
4932 
4933 /* Remove UDP tunneling port */
4934 static int
4935 txgbe_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
4936 			      struct rte_eth_udp_tunnel *udp_tunnel)
4937 {
4938 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
4939 	int ret = 0;
4940 	uint16_t cur_port;
4941 
4942 	if (udp_tunnel == NULL)
4943 		return -EINVAL;
4944 
4945 	switch (udp_tunnel->prot_type) {
4946 	case RTE_TUNNEL_TYPE_VXLAN:
4947 		cur_port = (uint16_t)rd32(hw, TXGBE_VXLANPORT);
4948 		if (cur_port != udp_tunnel->udp_port) {
4949 			PMD_DRV_LOG(ERR, "Port %u does not exist.",
4950 					udp_tunnel->udp_port);
4951 			ret = -EINVAL;
4952 			break;
4953 		}
4954 		wr32(hw, TXGBE_VXLANPORT, 0);
4955 		wr32(hw, TXGBE_VXLANPORTGPE, 0);
4956 		break;
4957 	case RTE_TUNNEL_TYPE_GENEVE:
4958 		cur_port = (uint16_t)rd32(hw, TXGBE_GENEVEPORT);
4959 		if (cur_port != udp_tunnel->udp_port) {
4960 			PMD_DRV_LOG(ERR, "Port %u does not exist.",
4961 					udp_tunnel->udp_port);
4962 			ret = -EINVAL;
4963 			break;
4964 		}
4965 		wr32(hw, TXGBE_GENEVEPORT, 0);
4966 		break;
4967 	case RTE_TUNNEL_TYPE_TEREDO:
4968 		cur_port = (uint16_t)rd32(hw, TXGBE_TEREDOPORT);
4969 		if (cur_port != udp_tunnel->udp_port) {
4970 			PMD_DRV_LOG(ERR, "Port %u does not exist.",
4971 					udp_tunnel->udp_port);
4972 			ret = -EINVAL;
4973 			break;
4974 		}
4975 		wr32(hw, TXGBE_TEREDOPORT, 0);
4976 		break;
4977 	default:
4978 		PMD_DRV_LOG(ERR, "Invalid tunnel type");
4979 		ret = -EINVAL;
4980 		break;
4981 	}
4982 
4983 	txgbe_flush(hw);
4984 
4985 	return ret;
4986 }
4987 
4988 /* restore n-tuple filter */
4989 static inline void
4990 txgbe_ntuple_filter_restore(struct rte_eth_dev *dev)
4991 {
4992 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
4993 	struct txgbe_5tuple_filter *node;
4994 
4995 	TAILQ_FOREACH(node, &filter_info->fivetuple_list, entries) {
4996 		txgbe_inject_5tuple_filter(dev, node);
4997 	}
4998 }
4999 
5000 /* restore ethernet type filter */
5001 static inline void
5002 txgbe_ethertype_filter_restore(struct rte_eth_dev *dev)
5003 {
5004 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
5005 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
5006 	int i;
5007 
5008 	for (i = 0; i < TXGBE_ETF_ID_MAX; i++) {
5009 		if (filter_info->ethertype_mask & (1 << i)) {
5010 			wr32(hw, TXGBE_ETFLT(i),
5011 					filter_info->ethertype_filters[i].etqf);
5012 			wr32(hw, TXGBE_ETCLS(i),
5013 					filter_info->ethertype_filters[i].etqs);
5014 			txgbe_flush(hw);
5015 		}
5016 	}
5017 }
5018 
5019 /* restore SYN filter */
5020 static inline void
5021 txgbe_syn_filter_restore(struct rte_eth_dev *dev)
5022 {
5023 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
5024 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
5025 	uint32_t synqf;
5026 
5027 	synqf = filter_info->syn_info;
5028 
5029 	if (synqf & TXGBE_SYNCLS_ENA) {
5030 		wr32(hw, TXGBE_SYNCLS, synqf);
5031 		txgbe_flush(hw);
5032 	}
5033 }
5034 
5035 /* restore L2 tunnel filter */
5036 static inline void
5037 txgbe_l2_tn_filter_restore(struct rte_eth_dev *dev)
5038 {
5039 	struct txgbe_l2_tn_info *l2_tn_info = TXGBE_DEV_L2_TN(dev);
5040 	struct txgbe_l2_tn_filter *node;
5041 	struct txgbe_l2_tunnel_conf l2_tn_conf;
5042 
5043 	TAILQ_FOREACH(node, &l2_tn_info->l2_tn_list, entries) {
5044 		l2_tn_conf.l2_tunnel_type = node->key.l2_tn_type;
5045 		l2_tn_conf.tunnel_id      = node->key.tn_id;
5046 		l2_tn_conf.pool           = node->pool;
5047 		(void)txgbe_dev_l2_tunnel_filter_add(dev, &l2_tn_conf, TRUE);
5048 	}
5049 }
5050 
5051 /* restore rss filter */
5052 static inline void
5053 txgbe_rss_filter_restore(struct rte_eth_dev *dev)
5054 {
5055 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
5056 
5057 	if (filter_info->rss_info.conf.queue_num)
5058 		txgbe_config_rss_filter(dev,
5059 			&filter_info->rss_info, TRUE);
5060 }
5061 
5062 static int
5063 txgbe_filter_restore(struct rte_eth_dev *dev)
5064 {
5065 	txgbe_ntuple_filter_restore(dev);
5066 	txgbe_ethertype_filter_restore(dev);
5067 	txgbe_syn_filter_restore(dev);
5068 	txgbe_fdir_filter_restore(dev);
5069 	txgbe_l2_tn_filter_restore(dev);
5070 	txgbe_rss_filter_restore(dev);
5071 
5072 	return 0;
5073 }
5074 
5075 static void
5076 txgbe_l2_tunnel_conf(struct rte_eth_dev *dev)
5077 {
5078 	struct txgbe_l2_tn_info *l2_tn_info = TXGBE_DEV_L2_TN(dev);
5079 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
5080 
5081 	if (l2_tn_info->e_tag_en)
5082 		(void)txgbe_e_tag_enable(hw);
5083 
5084 	if (l2_tn_info->e_tag_fwd_en)
5085 		(void)txgbe_e_tag_forwarding_en_dis(dev, 1);
5086 
5087 	(void)txgbe_update_e_tag_eth_type(hw, l2_tn_info->e_tag_ether_type);
5088 }
5089 
5090 /* remove all the n-tuple filters */
5091 void
5092 txgbe_clear_all_ntuple_filter(struct rte_eth_dev *dev)
5093 {
5094 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
5095 	struct txgbe_5tuple_filter *p_5tuple;
5096 
5097 	while ((p_5tuple = TAILQ_FIRST(&filter_info->fivetuple_list)))
5098 		txgbe_remove_5tuple_filter(dev, p_5tuple);
5099 }
5100 
5101 /* remove all the ether type filters */
5102 void
5103 txgbe_clear_all_ethertype_filter(struct rte_eth_dev *dev)
5104 {
5105 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
5106 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
5107 	int i;
5108 
5109 	for (i = 0; i < TXGBE_ETF_ID_MAX; i++) {
5110 		if (filter_info->ethertype_mask & (1 << i) &&
5111 		    !filter_info->ethertype_filters[i].conf) {
5112 			(void)txgbe_ethertype_filter_remove(filter_info,
5113 							    (uint8_t)i);
5114 			wr32(hw, TXGBE_ETFLT(i), 0);
5115 			wr32(hw, TXGBE_ETCLS(i), 0);
5116 			txgbe_flush(hw);
5117 		}
5118 	}
5119 }
5120 
5121 /* remove the SYN filter */
5122 void
5123 txgbe_clear_syn_filter(struct rte_eth_dev *dev)
5124 {
5125 	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
5126 	struct txgbe_filter_info *filter_info = TXGBE_DEV_FILTER(dev);
5127 
5128 	if (filter_info->syn_info & TXGBE_SYNCLS_ENA) {
5129 		filter_info->syn_info = 0;
5130 
5131 		wr32(hw, TXGBE_SYNCLS, 0);
5132 		txgbe_flush(hw);
5133 	}
5134 }
5135 
5136 /* remove all the L2 tunnel filters */
5137 int
5138 txgbe_clear_all_l2_tn_filter(struct rte_eth_dev *dev)
5139 {
5140 	struct txgbe_l2_tn_info *l2_tn_info = TXGBE_DEV_L2_TN(dev);
5141 	struct txgbe_l2_tn_filter *l2_tn_filter;
5142 	struct txgbe_l2_tunnel_conf l2_tn_conf;
5143 	int ret = 0;
5144 
5145 	while ((l2_tn_filter = TAILQ_FIRST(&l2_tn_info->l2_tn_list))) {
5146 		l2_tn_conf.l2_tunnel_type = l2_tn_filter->key.l2_tn_type;
5147 		l2_tn_conf.tunnel_id      = l2_tn_filter->key.tn_id;
5148 		l2_tn_conf.pool           = l2_tn_filter->pool;
5149 		ret = txgbe_dev_l2_tunnel_filter_del(dev, &l2_tn_conf);
5150 		if (ret < 0)
5151 			return ret;
5152 	}
5153 
5154 	return 0;
5155 }
5156 
5157 static const struct eth_dev_ops txgbe_eth_dev_ops = {
5158 	.dev_configure              = txgbe_dev_configure,
5159 	.dev_infos_get              = txgbe_dev_info_get,
5160 	.dev_start                  = txgbe_dev_start,
5161 	.dev_stop                   = txgbe_dev_stop,
5162 	.dev_set_link_up            = txgbe_dev_set_link_up,
5163 	.dev_set_link_down          = txgbe_dev_set_link_down,
5164 	.dev_close                  = txgbe_dev_close,
5165 	.dev_reset                  = txgbe_dev_reset,
5166 	.promiscuous_enable         = txgbe_dev_promiscuous_enable,
5167 	.promiscuous_disable        = txgbe_dev_promiscuous_disable,
5168 	.allmulticast_enable        = txgbe_dev_allmulticast_enable,
5169 	.allmulticast_disable       = txgbe_dev_allmulticast_disable,
5170 	.link_update                = txgbe_dev_link_update,
5171 	.stats_get                  = txgbe_dev_stats_get,
5172 	.xstats_get                 = txgbe_dev_xstats_get,
5173 	.xstats_get_by_id           = txgbe_dev_xstats_get_by_id,
5174 	.stats_reset                = txgbe_dev_stats_reset,
5175 	.xstats_reset               = txgbe_dev_xstats_reset,
5176 	.xstats_get_names           = txgbe_dev_xstats_get_names,
5177 	.xstats_get_names_by_id     = txgbe_dev_xstats_get_names_by_id,
5178 	.queue_stats_mapping_set    = txgbe_dev_queue_stats_mapping_set,
5179 	.fw_version_get             = txgbe_fw_version_get,
5180 	.dev_supported_ptypes_get   = txgbe_dev_supported_ptypes_get,
5181 	.mtu_set                    = txgbe_dev_mtu_set,
5182 	.vlan_filter_set            = txgbe_vlan_filter_set,
5183 	.vlan_tpid_set              = txgbe_vlan_tpid_set,
5184 	.vlan_offload_set           = txgbe_vlan_offload_set,
5185 	.vlan_strip_queue_set       = txgbe_vlan_strip_queue_set,
5186 	.rx_queue_start	            = txgbe_dev_rx_queue_start,
5187 	.rx_queue_stop              = txgbe_dev_rx_queue_stop,
5188 	.tx_queue_start	            = txgbe_dev_tx_queue_start,
5189 	.tx_queue_stop              = txgbe_dev_tx_queue_stop,
5190 	.rx_queue_setup             = txgbe_dev_rx_queue_setup,
5191 	.rx_queue_intr_enable       = txgbe_dev_rx_queue_intr_enable,
5192 	.rx_queue_intr_disable      = txgbe_dev_rx_queue_intr_disable,
5193 	.rx_queue_release           = txgbe_dev_rx_queue_release,
5194 	.tx_queue_setup             = txgbe_dev_tx_queue_setup,
5195 	.tx_queue_release           = txgbe_dev_tx_queue_release,
5196 	.dev_led_on                 = txgbe_dev_led_on,
5197 	.dev_led_off                = txgbe_dev_led_off,
5198 	.flow_ctrl_get              = txgbe_flow_ctrl_get,
5199 	.flow_ctrl_set              = txgbe_flow_ctrl_set,
5200 	.priority_flow_ctrl_set     = txgbe_priority_flow_ctrl_set,
5201 	.mac_addr_add               = txgbe_add_rar,
5202 	.mac_addr_remove            = txgbe_remove_rar,
5203 	.mac_addr_set               = txgbe_set_default_mac_addr,
5204 	.uc_hash_table_set          = txgbe_uc_hash_table_set,
5205 	.uc_all_hash_table_set      = txgbe_uc_all_hash_table_set,
5206 	.set_queue_rate_limit       = txgbe_set_queue_rate_limit,
5207 	.reta_update                = txgbe_dev_rss_reta_update,
5208 	.reta_query                 = txgbe_dev_rss_reta_query,
5209 	.rss_hash_update            = txgbe_dev_rss_hash_update,
5210 	.rss_hash_conf_get          = txgbe_dev_rss_hash_conf_get,
5211 	.filter_ctrl                = txgbe_dev_filter_ctrl,
5212 	.set_mc_addr_list           = txgbe_dev_set_mc_addr_list,
5213 	.rxq_info_get               = txgbe_rxq_info_get,
5214 	.txq_info_get               = txgbe_txq_info_get,
5215 	.timesync_enable            = txgbe_timesync_enable,
5216 	.timesync_disable           = txgbe_timesync_disable,
5217 	.timesync_read_rx_timestamp = txgbe_timesync_read_rx_timestamp,
5218 	.timesync_read_tx_timestamp = txgbe_timesync_read_tx_timestamp,
5219 	.get_reg                    = txgbe_get_regs,
5220 	.get_eeprom_length          = txgbe_get_eeprom_length,
5221 	.get_eeprom                 = txgbe_get_eeprom,
5222 	.set_eeprom                 = txgbe_set_eeprom,
5223 	.get_module_info            = txgbe_get_module_info,
5224 	.get_module_eeprom          = txgbe_get_module_eeprom,
5225 	.get_dcb_info               = txgbe_dev_get_dcb_info,
5226 	.timesync_adjust_time       = txgbe_timesync_adjust_time,
5227 	.timesync_read_time         = txgbe_timesync_read_time,
5228 	.timesync_write_time        = txgbe_timesync_write_time,
5229 	.udp_tunnel_port_add        = txgbe_dev_udp_tunnel_port_add,
5230 	.udp_tunnel_port_del        = txgbe_dev_udp_tunnel_port_del,
5231 	.tm_ops_get                 = txgbe_tm_ops_get,
5232 	.tx_done_cleanup            = txgbe_dev_tx_done_cleanup,
5233 };
5234 
5235 RTE_PMD_REGISTER_PCI(net_txgbe, rte_txgbe_pmd);
5236 RTE_PMD_REGISTER_PCI_TABLE(net_txgbe, pci_id_txgbe_map);
5237 RTE_PMD_REGISTER_KMOD_DEP(net_txgbe, "* igb_uio | uio_pci_generic | vfio-pci");
5238 
5239 RTE_LOG_REGISTER(txgbe_logtype_init, pmd.net.txgbe.init, NOTICE);
5240 RTE_LOG_REGISTER(txgbe_logtype_driver, pmd.net.txgbe.driver, NOTICE);
5241 
5242 #ifdef RTE_LIBRTE_TXGBE_DEBUG_RX
5243 	RTE_LOG_REGISTER(txgbe_logtype_rx, pmd.net.txgbe.rx, DEBUG);
5244 #endif
5245 #ifdef RTE_LIBRTE_TXGBE_DEBUG_TX
5246 	RTE_LOG_REGISTER(txgbe_logtype_tx, pmd.net.txgbe.tx, DEBUG);
5247 #endif
5248 
5249 #ifdef RTE_LIBRTE_TXGBE_DEBUG_TX_FREE
5250 	RTE_LOG_REGISTER(txgbe_logtype_tx_free, pmd.net.txgbe.tx_free, DEBUG);
5251 #endif
5252