1 /* 2 * Copyright (c) 2014-2015 Hisilicon Limited. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 2 of the License, or 7 * (at your option) any later version. 8 */ 9 10 #include <linux/etherdevice.h> 11 #include <linux/netdevice.h> 12 #include <linux/spinlock.h> 13 14 #include "hnae.h" 15 #include "hns_dsaf_mac.h" 16 #include "hns_dsaf_main.h" 17 #include "hns_dsaf_ppe.h" 18 #include "hns_dsaf_rcb.h" 19 20 #define AE_NAME_PORT_ID_IDX 6 21 #define ETH_STATIC_REG 1 22 #define ETH_DUMP_REG 5 23 #define ETH_GSTRING_LEN 32 24 25 static struct hns_mac_cb *hns_get_mac_cb(struct hnae_handle *handle) 26 { 27 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 28 29 return vf_cb->mac_cb; 30 } 31 32 static struct dsaf_device *hns_ae_get_dsaf_dev(struct hnae_ae_dev *dev) 33 { 34 return container_of(dev, struct dsaf_device, ae_dev); 35 } 36 37 static struct hns_ppe_cb *hns_get_ppe_cb(struct hnae_handle *handle) 38 { 39 int ppe_index; 40 struct ppe_common_cb *ppe_comm; 41 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 42 43 ppe_comm = vf_cb->dsaf_dev->ppe_common[0]; 44 ppe_index = vf_cb->port_index; 45 46 return &ppe_comm->ppe_cb[ppe_index]; 47 } 48 49 static int hns_ae_get_q_num_per_vf( 50 struct dsaf_device *dsaf_dev, int port) 51 { 52 return dsaf_dev->rcb_common[0]->max_q_per_vf; 53 } 54 55 static int hns_ae_get_vf_num_per_port( 56 struct dsaf_device *dsaf_dev, int port) 57 { 58 return dsaf_dev->rcb_common[0]->max_vfn; 59 } 60 61 static struct ring_pair_cb *hns_ae_get_base_ring_pair( 62 struct dsaf_device *dsaf_dev, int port) 63 { 64 struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[0]; 65 int q_num = rcb_comm->max_q_per_vf; 66 int vf_num = rcb_comm->max_vfn; 67 68 return &rcb_comm->ring_pair_cb[port * q_num * vf_num]; 69 } 70 71 static struct ring_pair_cb *hns_ae_get_ring_pair(struct hnae_queue *q) 72 { 73 return container_of(q, struct ring_pair_cb, q); 74 } 75 76 struct hnae_handle *hns_ae_get_handle(struct hnae_ae_dev *dev, 77 u32 port_id) 78 { 79 int vfnum_per_port; 80 int qnum_per_vf; 81 int i; 82 struct dsaf_device *dsaf_dev; 83 struct hnae_handle *ae_handle; 84 struct ring_pair_cb *ring_pair_cb; 85 struct hnae_vf_cb *vf_cb; 86 87 dsaf_dev = hns_ae_get_dsaf_dev(dev); 88 89 ring_pair_cb = hns_ae_get_base_ring_pair(dsaf_dev, port_id); 90 vfnum_per_port = hns_ae_get_vf_num_per_port(dsaf_dev, port_id); 91 qnum_per_vf = hns_ae_get_q_num_per_vf(dsaf_dev, port_id); 92 93 vf_cb = kzalloc(sizeof(*vf_cb) + 94 qnum_per_vf * sizeof(struct hnae_queue *), GFP_KERNEL); 95 if (unlikely(!vf_cb)) { 96 dev_err(dsaf_dev->dev, "malloc vf_cb fail!\n"); 97 ae_handle = ERR_PTR(-ENOMEM); 98 goto handle_err; 99 } 100 ae_handle = &vf_cb->ae_handle; 101 /* ae_handle Init */ 102 ae_handle->owner_dev = dsaf_dev->dev; 103 ae_handle->dev = dev; 104 ae_handle->q_num = qnum_per_vf; 105 106 /* find ring pair, and set vf id*/ 107 for (ae_handle->vf_id = 0; 108 ae_handle->vf_id < vfnum_per_port; ae_handle->vf_id++) { 109 if (!ring_pair_cb->used_by_vf) 110 break; 111 ring_pair_cb += qnum_per_vf; 112 } 113 if (ae_handle->vf_id >= vfnum_per_port) { 114 dev_err(dsaf_dev->dev, "malloc queue fail!\n"); 115 ae_handle = ERR_PTR(-EINVAL); 116 goto vf_id_err; 117 } 118 119 ae_handle->qs = (struct hnae_queue **)(&ae_handle->qs + 1); 120 for (i = 0; i < qnum_per_vf; i++) { 121 ae_handle->qs[i] = &ring_pair_cb->q; 122 ae_handle->qs[i]->rx_ring.q = ae_handle->qs[i]; 123 ae_handle->qs[i]->tx_ring.q = ae_handle->qs[i]; 124 125 ring_pair_cb->used_by_vf = 1; 126 ring_pair_cb++; 127 } 128 129 vf_cb->dsaf_dev = dsaf_dev; 130 vf_cb->port_index = port_id; 131 vf_cb->mac_cb = dsaf_dev->mac_cb[port_id]; 132 133 ae_handle->phy_if = vf_cb->mac_cb->phy_if; 134 ae_handle->phy_dev = vf_cb->mac_cb->phy_dev; 135 ae_handle->if_support = vf_cb->mac_cb->if_support; 136 ae_handle->port_type = vf_cb->mac_cb->mac_type; 137 ae_handle->media_type = vf_cb->mac_cb->media_type; 138 ae_handle->dport_id = port_id; 139 140 return ae_handle; 141 vf_id_err: 142 kfree(vf_cb); 143 handle_err: 144 return ae_handle; 145 } 146 147 static void hns_ae_put_handle(struct hnae_handle *handle) 148 { 149 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 150 int i; 151 152 vf_cb->mac_cb = NULL; 153 154 kfree(vf_cb); 155 156 for (i = 0; i < handle->q_num; i++) 157 hns_ae_get_ring_pair(handle->qs[i])->used_by_vf = 0; 158 } 159 160 static void hns_ae_ring_enable_all(struct hnae_handle *handle, int val) 161 { 162 int q_num = handle->q_num; 163 int i; 164 165 for (i = 0; i < q_num; i++) 166 hns_rcb_ring_enable_hw(handle->qs[i], val); 167 } 168 169 static void hns_ae_init_queue(struct hnae_queue *q) 170 { 171 struct ring_pair_cb *ring = 172 container_of(q, struct ring_pair_cb, q); 173 174 hns_rcb_init_hw(ring); 175 } 176 177 static void hns_ae_fini_queue(struct hnae_queue *q) 178 { 179 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(q->handle); 180 181 if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE) 182 hns_rcb_reset_ring_hw(q); 183 } 184 185 static int hns_ae_set_mac_address(struct hnae_handle *handle, void *p) 186 { 187 int ret; 188 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 189 190 if (!p || !is_valid_ether_addr((const u8 *)p)) { 191 dev_err(handle->owner_dev, "is not valid ether addr !\n"); 192 return -EADDRNOTAVAIL; 193 } 194 195 ret = hns_mac_change_vf_addr(mac_cb, handle->vf_id, p); 196 if (ret != 0) { 197 dev_err(handle->owner_dev, 198 "set_mac_address fail, ret=%d!\n", ret); 199 return ret; 200 } 201 202 return 0; 203 } 204 205 static int hns_ae_set_multicast_one(struct hnae_handle *handle, void *addr) 206 { 207 int ret; 208 char *mac_addr = (char *)addr; 209 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 210 211 assert(mac_cb); 212 213 if (mac_cb->mac_type != HNAE_PORT_SERVICE) 214 return 0; 215 216 ret = hns_mac_set_multi(mac_cb, mac_cb->mac_id, mac_addr, true); 217 if (ret) { 218 dev_err(handle->owner_dev, 219 "mac add mul_mac:%pM port%d fail, ret = %#x!\n", 220 mac_addr, mac_cb->mac_id, ret); 221 return ret; 222 } 223 224 ret = hns_mac_set_multi(mac_cb, DSAF_BASE_INNER_PORT_NUM, 225 mac_addr, true); 226 if (ret) 227 dev_err(handle->owner_dev, 228 "mac add mul_mac:%pM port%d fail, ret = %#x!\n", 229 mac_addr, DSAF_BASE_INNER_PORT_NUM, ret); 230 231 return ret; 232 } 233 234 static int hns_ae_set_mtu(struct hnae_handle *handle, int new_mtu) 235 { 236 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 237 238 return hns_mac_set_mtu(mac_cb, new_mtu); 239 } 240 241 static void hns_ae_set_tso_stats(struct hnae_handle *handle, int enable) 242 { 243 struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); 244 245 hns_ppe_set_tso_enable(ppe_cb, enable); 246 } 247 248 static int hns_ae_start(struct hnae_handle *handle) 249 { 250 int ret; 251 int k; 252 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 253 254 ret = hns_mac_vm_config_bc_en(mac_cb, 0, true); 255 if (ret) 256 return ret; 257 258 for (k = 0; k < handle->q_num; k++) { 259 if (AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver)) 260 hns_rcb_int_clr_hw(handle->qs[k], 261 RCB_INT_FLAG_TX | RCB_INT_FLAG_RX); 262 else 263 hns_rcbv2_int_clr_hw(handle->qs[k], 264 RCB_INT_FLAG_TX | RCB_INT_FLAG_RX); 265 } 266 hns_ae_ring_enable_all(handle, 1); 267 msleep(100); 268 269 hns_mac_start(mac_cb); 270 271 return 0; 272 } 273 274 void hns_ae_stop(struct hnae_handle *handle) 275 { 276 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 277 278 /* just clean tx fbd, neednot rx fbd*/ 279 hns_rcb_wait_fbd_clean(handle->qs, handle->q_num, RCB_INT_FLAG_TX); 280 281 msleep(20); 282 283 hns_mac_stop(mac_cb); 284 285 usleep_range(10000, 20000); 286 287 hns_ae_ring_enable_all(handle, 0); 288 289 (void)hns_mac_vm_config_bc_en(mac_cb, 0, false); 290 } 291 292 static void hns_ae_reset(struct hnae_handle *handle) 293 { 294 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 295 296 if (vf_cb->mac_cb->mac_type == HNAE_PORT_DEBUG) { 297 hns_mac_reset(vf_cb->mac_cb); 298 hns_ppe_reset_common(vf_cb->dsaf_dev, 0); 299 } 300 } 301 302 void hns_ae_toggle_ring_irq(struct hnae_ring *ring, u32 mask) 303 { 304 u32 flag; 305 306 if (is_tx_ring(ring)) 307 flag = RCB_INT_FLAG_TX; 308 else 309 flag = RCB_INT_FLAG_RX; 310 311 hns_rcb_int_ctrl_hw(ring->q, flag, mask); 312 } 313 314 static void hns_aev2_toggle_ring_irq(struct hnae_ring *ring, u32 mask) 315 { 316 u32 flag; 317 318 if (is_tx_ring(ring)) 319 flag = RCB_INT_FLAG_TX; 320 else 321 flag = RCB_INT_FLAG_RX; 322 323 hns_rcbv2_int_ctrl_hw(ring->q, flag, mask); 324 } 325 326 static int hns_ae_get_link_status(struct hnae_handle *handle) 327 { 328 u32 link_status; 329 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 330 331 hns_mac_get_link_status(mac_cb, &link_status); 332 333 return !!link_status; 334 } 335 336 static int hns_ae_get_mac_info(struct hnae_handle *handle, 337 u8 *auto_neg, u16 *speed, u8 *duplex) 338 { 339 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 340 341 return hns_mac_get_port_info(mac_cb, auto_neg, speed, duplex); 342 } 343 344 static void hns_ae_adjust_link(struct hnae_handle *handle, int speed, 345 int duplex) 346 { 347 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 348 349 hns_mac_adjust_link(mac_cb, speed, duplex); 350 } 351 352 static void hns_ae_get_ring_bdnum_limit(struct hnae_queue *queue, 353 u32 *uplimit) 354 { 355 *uplimit = HNS_RCB_RING_MAX_PENDING_BD; 356 } 357 358 static void hns_ae_get_pauseparam(struct hnae_handle *handle, 359 u32 *auto_neg, u32 *rx_en, u32 *tx_en) 360 { 361 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 362 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; 363 364 hns_mac_get_autoneg(mac_cb, auto_neg); 365 366 hns_mac_get_pauseparam(mac_cb, rx_en, tx_en); 367 368 /* Service port's pause feature is provided by DSAF, not mac */ 369 if (handle->port_type == HNAE_PORT_SERVICE) 370 hns_dsaf_get_rx_mac_pause_en(dsaf_dev, mac_cb->mac_id, rx_en); 371 } 372 373 static int hns_ae_set_autoneg(struct hnae_handle *handle, u8 enable) 374 { 375 assert(handle); 376 377 return hns_mac_set_autoneg(hns_get_mac_cb(handle), enable); 378 } 379 380 static void hns_ae_set_promisc_mode(struct hnae_handle *handle, u32 en) 381 { 382 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 383 384 hns_dsaf_set_promisc_mode(hns_ae_get_dsaf_dev(handle->dev), en); 385 hns_mac_set_promisc(mac_cb, (u8)!!en); 386 } 387 388 static int hns_ae_get_autoneg(struct hnae_handle *handle) 389 { 390 u32 auto_neg; 391 392 assert(handle); 393 394 hns_mac_get_autoneg(hns_get_mac_cb(handle), &auto_neg); 395 396 return auto_neg; 397 } 398 399 static int hns_ae_set_pauseparam(struct hnae_handle *handle, 400 u32 autoneg, u32 rx_en, u32 tx_en) 401 { 402 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 403 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; 404 int ret; 405 406 ret = hns_mac_set_autoneg(mac_cb, autoneg); 407 if (ret) 408 return ret; 409 410 /* Service port's pause feature is provided by DSAF, not mac */ 411 if (handle->port_type == HNAE_PORT_SERVICE) { 412 ret = hns_dsaf_set_rx_mac_pause_en(dsaf_dev, 413 mac_cb->mac_id, rx_en); 414 if (ret) 415 return ret; 416 rx_en = 0; 417 } 418 return hns_mac_set_pauseparam(mac_cb, rx_en, tx_en); 419 } 420 421 static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle, 422 u32 *tx_usecs, u32 *rx_usecs) 423 { 424 struct ring_pair_cb *ring_pair = 425 container_of(handle->qs[0], struct ring_pair_cb, q); 426 427 *tx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common, 428 ring_pair->port_id_in_comm); 429 *rx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common, 430 ring_pair->port_id_in_comm); 431 } 432 433 static void hns_ae_get_rx_max_coalesced_frames(struct hnae_handle *handle, 434 u32 *tx_frames, u32 *rx_frames) 435 { 436 struct ring_pair_cb *ring_pair = 437 container_of(handle->qs[0], struct ring_pair_cb, q); 438 439 *tx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, 440 ring_pair->port_id_in_comm); 441 *rx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, 442 ring_pair->port_id_in_comm); 443 } 444 445 static int hns_ae_set_coalesce_usecs(struct hnae_handle *handle, 446 u32 timeout) 447 { 448 struct ring_pair_cb *ring_pair = 449 container_of(handle->qs[0], struct ring_pair_cb, q); 450 451 return hns_rcb_set_coalesce_usecs( 452 ring_pair->rcb_common, ring_pair->port_id_in_comm, timeout); 453 } 454 455 static int hns_ae_set_coalesce_frames(struct hnae_handle *handle, 456 u32 coalesce_frames) 457 { 458 struct ring_pair_cb *ring_pair = 459 container_of(handle->qs[0], struct ring_pair_cb, q); 460 461 return hns_rcb_set_coalesced_frames( 462 ring_pair->rcb_common, 463 ring_pair->port_id_in_comm, coalesce_frames); 464 } 465 466 static void hns_ae_get_coalesce_range(struct hnae_handle *handle, 467 u32 *tx_frames_low, u32 *rx_frames_low, 468 u32 *tx_frames_high, u32 *rx_frames_high, 469 u32 *tx_usecs_low, u32 *rx_usecs_low, 470 u32 *tx_usecs_high, u32 *rx_usecs_high) 471 { 472 struct dsaf_device *dsaf_dev; 473 474 dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); 475 476 *tx_frames_low = HNS_RCB_MIN_COALESCED_FRAMES; 477 *rx_frames_low = HNS_RCB_MIN_COALESCED_FRAMES; 478 *tx_frames_high = 479 (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ? 480 HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1; 481 *rx_frames_high = 482 (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ? 483 HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1; 484 *tx_usecs_low = 0; 485 *rx_usecs_low = 0; 486 *tx_usecs_high = HNS_RCB_MAX_COALESCED_USECS; 487 *rx_usecs_high = HNS_RCB_MAX_COALESCED_USECS; 488 } 489 490 void hns_ae_update_stats(struct hnae_handle *handle, 491 struct net_device_stats *net_stats) 492 { 493 int port; 494 int idx; 495 struct dsaf_device *dsaf_dev; 496 struct hns_mac_cb *mac_cb; 497 struct hns_ppe_cb *ppe_cb; 498 struct hnae_queue *queue; 499 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 500 u64 tx_bytes = 0, rx_bytes = 0, tx_packets = 0, rx_packets = 0; 501 u64 rx_errors = 0, tx_errors = 0, tx_dropped = 0; 502 u64 rx_missed_errors = 0; 503 504 dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); 505 if (!dsaf_dev) 506 return; 507 port = vf_cb->port_index; 508 ppe_cb = hns_get_ppe_cb(handle); 509 mac_cb = hns_get_mac_cb(handle); 510 511 for (idx = 0; idx < handle->q_num; idx++) { 512 queue = handle->qs[idx]; 513 hns_rcb_update_stats(queue); 514 515 tx_bytes += queue->tx_ring.stats.tx_bytes; 516 tx_packets += queue->tx_ring.stats.tx_pkts; 517 rx_bytes += queue->rx_ring.stats.rx_bytes; 518 rx_packets += queue->rx_ring.stats.rx_pkts; 519 520 rx_errors += queue->rx_ring.stats.err_pkt_len 521 + queue->rx_ring.stats.l2_err 522 + queue->rx_ring.stats.l3l4_csum_err; 523 } 524 525 hns_ppe_update_stats(ppe_cb); 526 rx_missed_errors = ppe_cb->hw_stats.rx_drop_no_buf; 527 tx_errors += ppe_cb->hw_stats.tx_err_checksum 528 + ppe_cb->hw_stats.tx_err_fifo_empty; 529 530 if (mac_cb->mac_type == HNAE_PORT_SERVICE) { 531 hns_dsaf_update_stats(dsaf_dev, port); 532 /* for port upline direction, i.e., rx. */ 533 rx_missed_errors += dsaf_dev->hw_stats[port].bp_drop; 534 rx_missed_errors += dsaf_dev->hw_stats[port].pad_drop; 535 rx_missed_errors += dsaf_dev->hw_stats[port].crc_false; 536 537 /* for port downline direction, i.e., tx. */ 538 port = port + DSAF_PPE_INODE_BASE; 539 hns_dsaf_update_stats(dsaf_dev, port); 540 tx_dropped += dsaf_dev->hw_stats[port].bp_drop; 541 tx_dropped += dsaf_dev->hw_stats[port].pad_drop; 542 tx_dropped += dsaf_dev->hw_stats[port].crc_false; 543 tx_dropped += dsaf_dev->hw_stats[port].rslt_drop; 544 tx_dropped += dsaf_dev->hw_stats[port].vlan_drop; 545 tx_dropped += dsaf_dev->hw_stats[port].stp_drop; 546 } 547 548 hns_mac_update_stats(mac_cb); 549 rx_errors += mac_cb->hw_stats.rx_fifo_overrun_err; 550 551 tx_errors += mac_cb->hw_stats.tx_bad_pkts 552 + mac_cb->hw_stats.tx_fragment_err 553 + mac_cb->hw_stats.tx_jabber_err 554 + mac_cb->hw_stats.tx_underrun_err 555 + mac_cb->hw_stats.tx_crc_err; 556 557 net_stats->tx_bytes = tx_bytes; 558 net_stats->tx_packets = tx_packets; 559 net_stats->rx_bytes = rx_bytes; 560 net_stats->rx_dropped = 0; 561 net_stats->rx_packets = rx_packets; 562 net_stats->rx_errors = rx_errors; 563 net_stats->tx_errors = tx_errors; 564 net_stats->tx_dropped = tx_dropped; 565 net_stats->rx_missed_errors = rx_missed_errors; 566 net_stats->rx_crc_errors = mac_cb->hw_stats.rx_fcs_err; 567 net_stats->rx_frame_errors = mac_cb->hw_stats.rx_align_err; 568 net_stats->rx_fifo_errors = mac_cb->hw_stats.rx_fifo_overrun_err; 569 net_stats->rx_length_errors = mac_cb->hw_stats.rx_len_err; 570 net_stats->multicast = mac_cb->hw_stats.rx_mc_pkts; 571 } 572 573 void hns_ae_get_stats(struct hnae_handle *handle, u64 *data) 574 { 575 int idx; 576 struct hns_mac_cb *mac_cb; 577 struct hns_ppe_cb *ppe_cb; 578 u64 *p = data; 579 struct hnae_vf_cb *vf_cb; 580 581 if (!handle || !data) { 582 pr_err("hns_ae_get_stats NULL handle or data pointer!\n"); 583 return; 584 } 585 586 vf_cb = hns_ae_get_vf_cb(handle); 587 mac_cb = hns_get_mac_cb(handle); 588 ppe_cb = hns_get_ppe_cb(handle); 589 590 for (idx = 0; idx < handle->q_num; idx++) { 591 hns_rcb_get_stats(handle->qs[idx], p); 592 p += hns_rcb_get_ring_sset_count((int)ETH_SS_STATS); 593 } 594 595 hns_ppe_get_stats(ppe_cb, p); 596 p += hns_ppe_get_sset_count((int)ETH_SS_STATS); 597 598 hns_mac_get_stats(mac_cb, p); 599 p += hns_mac_get_sset_count(mac_cb, (int)ETH_SS_STATS); 600 601 if (mac_cb->mac_type == HNAE_PORT_SERVICE) 602 hns_dsaf_get_stats(vf_cb->dsaf_dev, p, vf_cb->port_index); 603 } 604 605 void hns_ae_get_strings(struct hnae_handle *handle, 606 u32 stringset, u8 *data) 607 { 608 int port; 609 int idx; 610 struct hns_mac_cb *mac_cb; 611 struct hns_ppe_cb *ppe_cb; 612 struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); 613 u8 *p = data; 614 struct hnae_vf_cb *vf_cb; 615 616 assert(handle); 617 618 vf_cb = hns_ae_get_vf_cb(handle); 619 port = vf_cb->port_index; 620 mac_cb = hns_get_mac_cb(handle); 621 ppe_cb = hns_get_ppe_cb(handle); 622 623 for (idx = 0; idx < handle->q_num; idx++) { 624 hns_rcb_get_strings(stringset, p, idx); 625 p += ETH_GSTRING_LEN * hns_rcb_get_ring_sset_count(stringset); 626 } 627 628 hns_ppe_get_strings(ppe_cb, stringset, p); 629 p += ETH_GSTRING_LEN * hns_ppe_get_sset_count(stringset); 630 631 hns_mac_get_strings(mac_cb, stringset, p); 632 p += ETH_GSTRING_LEN * hns_mac_get_sset_count(mac_cb, stringset); 633 634 if (mac_cb->mac_type == HNAE_PORT_SERVICE) 635 hns_dsaf_get_strings(stringset, p, port, dsaf_dev); 636 } 637 638 int hns_ae_get_sset_count(struct hnae_handle *handle, int stringset) 639 { 640 u32 sset_count = 0; 641 struct hns_mac_cb *mac_cb; 642 struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); 643 644 assert(handle); 645 646 mac_cb = hns_get_mac_cb(handle); 647 648 sset_count += hns_rcb_get_ring_sset_count(stringset) * handle->q_num; 649 sset_count += hns_ppe_get_sset_count(stringset); 650 sset_count += hns_mac_get_sset_count(mac_cb, stringset); 651 652 if (mac_cb->mac_type == HNAE_PORT_SERVICE) 653 sset_count += hns_dsaf_get_sset_count(dsaf_dev, stringset); 654 655 return sset_count; 656 } 657 658 static int hns_ae_config_loopback(struct hnae_handle *handle, 659 enum hnae_loop loop, int en) 660 { 661 int ret; 662 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 663 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 664 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev; 665 666 switch (loop) { 667 case MAC_INTERNALLOOP_PHY: 668 ret = 0; 669 break; 670 case MAC_INTERNALLOOP_SERDES: 671 ret = dsaf_dev->misc_op->cfg_serdes_loopback(vf_cb->mac_cb, 672 !!en); 673 break; 674 case MAC_INTERNALLOOP_MAC: 675 ret = hns_mac_config_mac_loopback(vf_cb->mac_cb, loop, en); 676 break; 677 default: 678 ret = -EINVAL; 679 } 680 681 if (!ret) 682 hns_dsaf_set_inner_lb(mac_cb->dsaf_dev, mac_cb->mac_id, en); 683 684 return ret; 685 } 686 687 void hns_ae_update_led_status(struct hnae_handle *handle) 688 { 689 struct hns_mac_cb *mac_cb; 690 691 assert(handle); 692 mac_cb = hns_get_mac_cb(handle); 693 if (!mac_cb->cpld_ctrl) 694 return; 695 hns_set_led_opt(mac_cb); 696 } 697 698 int hns_ae_cpld_set_led_id(struct hnae_handle *handle, 699 enum hnae_led_state status) 700 { 701 struct hns_mac_cb *mac_cb; 702 703 assert(handle); 704 705 mac_cb = hns_get_mac_cb(handle); 706 707 return hns_cpld_led_set_id(mac_cb, status); 708 } 709 710 void hns_ae_get_regs(struct hnae_handle *handle, void *data) 711 { 712 u32 *p = data; 713 int i; 714 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 715 struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); 716 717 hns_ppe_get_regs(ppe_cb, p); 718 p += hns_ppe_get_regs_count(); 719 720 hns_rcb_get_common_regs(vf_cb->dsaf_dev->rcb_common[0], p); 721 p += hns_rcb_get_common_regs_count(); 722 723 for (i = 0; i < handle->q_num; i++) { 724 hns_rcb_get_ring_regs(handle->qs[i], p); 725 p += hns_rcb_get_ring_regs_count(); 726 } 727 728 hns_mac_get_regs(vf_cb->mac_cb, p); 729 p += hns_mac_get_regs_count(vf_cb->mac_cb); 730 731 if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE) 732 hns_dsaf_get_regs(vf_cb->dsaf_dev, vf_cb->port_index, p); 733 } 734 735 int hns_ae_get_regs_len(struct hnae_handle *handle) 736 { 737 u32 total_num; 738 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 739 740 total_num = hns_ppe_get_regs_count(); 741 total_num += hns_rcb_get_common_regs_count(); 742 total_num += hns_rcb_get_ring_regs_count() * handle->q_num; 743 total_num += hns_mac_get_regs_count(vf_cb->mac_cb); 744 745 if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE) 746 total_num += hns_dsaf_get_regs_count(); 747 748 return total_num; 749 } 750 751 static u32 hns_ae_get_rss_key_size(struct hnae_handle *handle) 752 { 753 return HNS_PPEV2_RSS_KEY_SIZE; 754 } 755 756 static u32 hns_ae_get_rss_indir_size(struct hnae_handle *handle) 757 { 758 return HNS_PPEV2_RSS_IND_TBL_SIZE; 759 } 760 761 static int hns_ae_get_rss(struct hnae_handle *handle, u32 *indir, u8 *key, 762 u8 *hfunc) 763 { 764 struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); 765 766 /* currently we support only one type of hash function i.e. Toep hash */ 767 if (hfunc) 768 *hfunc = ETH_RSS_HASH_TOP; 769 770 /* get the RSS Key required by the user */ 771 if (key) 772 memcpy(key, ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE); 773 774 /* update the current hash->queue mappings from the shadow RSS table */ 775 memcpy(indir, ppe_cb->rss_indir_table, 776 HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir)); 777 778 return 0; 779 } 780 781 static int hns_ae_set_rss(struct hnae_handle *handle, const u32 *indir, 782 const u8 *key, const u8 hfunc) 783 { 784 struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); 785 786 /* set the RSS Hash Key if specififed by the user */ 787 if (key) 788 hns_ppe_set_rss_key(ppe_cb, (u32 *)key); 789 790 /* update the shadow RSS table with user specified qids */ 791 memcpy(ppe_cb->rss_indir_table, indir, 792 HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir)); 793 794 /* now update the hardware */ 795 hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table); 796 797 return 0; 798 } 799 800 static struct hnae_ae_ops hns_dsaf_ops = { 801 .get_handle = hns_ae_get_handle, 802 .put_handle = hns_ae_put_handle, 803 .init_queue = hns_ae_init_queue, 804 .fini_queue = hns_ae_fini_queue, 805 .start = hns_ae_start, 806 .stop = hns_ae_stop, 807 .reset = hns_ae_reset, 808 .toggle_ring_irq = hns_ae_toggle_ring_irq, 809 .get_status = hns_ae_get_link_status, 810 .get_info = hns_ae_get_mac_info, 811 .adjust_link = hns_ae_adjust_link, 812 .set_loopback = hns_ae_config_loopback, 813 .get_ring_bdnum_limit = hns_ae_get_ring_bdnum_limit, 814 .get_pauseparam = hns_ae_get_pauseparam, 815 .set_autoneg = hns_ae_set_autoneg, 816 .get_autoneg = hns_ae_get_autoneg, 817 .set_pauseparam = hns_ae_set_pauseparam, 818 .get_coalesce_usecs = hns_ae_get_coalesce_usecs, 819 .get_rx_max_coalesced_frames = hns_ae_get_rx_max_coalesced_frames, 820 .set_coalesce_usecs = hns_ae_set_coalesce_usecs, 821 .set_coalesce_frames = hns_ae_set_coalesce_frames, 822 .get_coalesce_range = hns_ae_get_coalesce_range, 823 .set_promisc_mode = hns_ae_set_promisc_mode, 824 .set_mac_addr = hns_ae_set_mac_address, 825 .set_mc_addr = hns_ae_set_multicast_one, 826 .set_mtu = hns_ae_set_mtu, 827 .update_stats = hns_ae_update_stats, 828 .set_tso_stats = hns_ae_set_tso_stats, 829 .get_stats = hns_ae_get_stats, 830 .get_strings = hns_ae_get_strings, 831 .get_sset_count = hns_ae_get_sset_count, 832 .update_led_status = hns_ae_update_led_status, 833 .set_led_id = hns_ae_cpld_set_led_id, 834 .get_regs = hns_ae_get_regs, 835 .get_regs_len = hns_ae_get_regs_len, 836 .get_rss_key_size = hns_ae_get_rss_key_size, 837 .get_rss_indir_size = hns_ae_get_rss_indir_size, 838 .get_rss = hns_ae_get_rss, 839 .set_rss = hns_ae_set_rss 840 }; 841 842 int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev) 843 { 844 struct hnae_ae_dev *ae_dev = &dsaf_dev->ae_dev; 845 static atomic_t id = ATOMIC_INIT(-1); 846 847 switch (dsaf_dev->dsaf_ver) { 848 case AE_VERSION_1: 849 hns_dsaf_ops.toggle_ring_irq = hns_ae_toggle_ring_irq; 850 break; 851 case AE_VERSION_2: 852 hns_dsaf_ops.toggle_ring_irq = hns_aev2_toggle_ring_irq; 853 break; 854 default: 855 break; 856 } 857 858 snprintf(ae_dev->name, AE_NAME_SIZE, "%s%d", DSAF_DEVICE_NAME, 859 (int)atomic_inc_return(&id)); 860 ae_dev->ops = &hns_dsaf_ops; 861 ae_dev->dev = dsaf_dev->dev; 862 863 return hnae_ae_register(ae_dev, THIS_MODULE); 864 } 865 866 void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev) 867 { 868 hnae_ae_unregister(&dsaf_dev->ae_dev); 869 } 870