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 /** 33 * hns_ae_map_eport_to_dport - translate enet port id to dsaf port id 34 * @port_id: enet port id 35 *: debug port 0-1, service port 2 -7 (dsaf mode only 2) 36 * return: dsaf port id 37 *: service ports 0 - 5, debug port 6-7 38 **/ 39 static int hns_ae_map_eport_to_dport(u32 port_id) 40 { 41 int port_index; 42 43 if (port_id < DSAF_DEBUG_NW_NUM) 44 port_index = port_id + DSAF_SERVICE_PORT_NUM_PER_DSAF; 45 else 46 port_index = port_id - DSAF_DEBUG_NW_NUM; 47 48 return port_index; 49 } 50 51 static struct dsaf_device *hns_ae_get_dsaf_dev(struct hnae_ae_dev *dev) 52 { 53 return container_of(dev, struct dsaf_device, ae_dev); 54 } 55 56 static struct hns_ppe_cb *hns_get_ppe_cb(struct hnae_handle *handle) 57 { 58 int ppe_index; 59 int ppe_common_index; 60 struct ppe_common_cb *ppe_comm; 61 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 62 63 if (vf_cb->port_index < DSAF_SERVICE_PORT_NUM_PER_DSAF) { 64 ppe_index = vf_cb->port_index; 65 ppe_common_index = 0; 66 } else { 67 ppe_index = 0; 68 ppe_common_index = 69 vf_cb->port_index - DSAF_SERVICE_PORT_NUM_PER_DSAF + 1; 70 } 71 ppe_comm = vf_cb->dsaf_dev->ppe_common[ppe_common_index]; 72 return &ppe_comm->ppe_cb[ppe_index]; 73 } 74 75 static int hns_ae_get_q_num_per_vf( 76 struct dsaf_device *dsaf_dev, int port) 77 { 78 int common_idx = hns_dsaf_get_comm_idx_by_port(port); 79 80 return dsaf_dev->rcb_common[common_idx]->max_q_per_vf; 81 } 82 83 static int hns_ae_get_vf_num_per_port( 84 struct dsaf_device *dsaf_dev, int port) 85 { 86 int common_idx = hns_dsaf_get_comm_idx_by_port(port); 87 88 return dsaf_dev->rcb_common[common_idx]->max_vfn; 89 } 90 91 static struct ring_pair_cb *hns_ae_get_base_ring_pair( 92 struct dsaf_device *dsaf_dev, int port) 93 { 94 int common_idx = hns_dsaf_get_comm_idx_by_port(port); 95 struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[common_idx]; 96 int q_num = rcb_comm->max_q_per_vf; 97 int vf_num = rcb_comm->max_vfn; 98 99 if (common_idx == HNS_DSAF_COMM_SERVICE_NW_IDX) 100 return &rcb_comm->ring_pair_cb[port * q_num * vf_num]; 101 else 102 return &rcb_comm->ring_pair_cb[0]; 103 } 104 105 static struct ring_pair_cb *hns_ae_get_ring_pair(struct hnae_queue *q) 106 { 107 return container_of(q, struct ring_pair_cb, q); 108 } 109 110 struct hnae_handle *hns_ae_get_handle(struct hnae_ae_dev *dev, 111 u32 port_id) 112 { 113 int port_idx; 114 int vfnum_per_port; 115 int qnum_per_vf; 116 int i; 117 struct dsaf_device *dsaf_dev; 118 struct hnae_handle *ae_handle; 119 struct ring_pair_cb *ring_pair_cb; 120 struct hnae_vf_cb *vf_cb; 121 122 dsaf_dev = hns_ae_get_dsaf_dev(dev); 123 port_idx = hns_ae_map_eport_to_dport(port_id); 124 125 ring_pair_cb = hns_ae_get_base_ring_pair(dsaf_dev, port_idx); 126 vfnum_per_port = hns_ae_get_vf_num_per_port(dsaf_dev, port_idx); 127 qnum_per_vf = hns_ae_get_q_num_per_vf(dsaf_dev, port_idx); 128 129 vf_cb = kzalloc(sizeof(*vf_cb) + 130 qnum_per_vf * sizeof(struct hnae_queue *), GFP_KERNEL); 131 if (unlikely(!vf_cb)) { 132 dev_err(dsaf_dev->dev, "malloc vf_cb fail!\n"); 133 ae_handle = ERR_PTR(-ENOMEM); 134 goto handle_err; 135 } 136 ae_handle = &vf_cb->ae_handle; 137 /* ae_handle Init */ 138 ae_handle->owner_dev = dsaf_dev->dev; 139 ae_handle->dev = dev; 140 ae_handle->q_num = qnum_per_vf; 141 142 /* find ring pair, and set vf id*/ 143 for (ae_handle->vf_id = 0; 144 ae_handle->vf_id < vfnum_per_port; ae_handle->vf_id++) { 145 if (!ring_pair_cb->used_by_vf) 146 break; 147 ring_pair_cb += qnum_per_vf; 148 } 149 if (ae_handle->vf_id >= vfnum_per_port) { 150 dev_err(dsaf_dev->dev, "malloc queue fail!\n"); 151 ae_handle = ERR_PTR(-EINVAL); 152 goto vf_id_err; 153 } 154 155 ae_handle->qs = (struct hnae_queue **)(&ae_handle->qs + 1); 156 for (i = 0; i < qnum_per_vf; i++) { 157 ae_handle->qs[i] = &ring_pair_cb->q; 158 ae_handle->qs[i]->rx_ring.q = ae_handle->qs[i]; 159 ae_handle->qs[i]->tx_ring.q = ae_handle->qs[i]; 160 161 ring_pair_cb->used_by_vf = 1; 162 if (port_idx < DSAF_SERVICE_PORT_NUM_PER_DSAF) 163 ring_pair_cb->port_id_in_dsa = port_idx; 164 else 165 ring_pair_cb->port_id_in_dsa = 0; 166 167 ring_pair_cb++; 168 } 169 170 vf_cb->dsaf_dev = dsaf_dev; 171 vf_cb->port_index = port_idx; 172 vf_cb->mac_cb = &dsaf_dev->mac_cb[port_idx]; 173 174 ae_handle->phy_if = vf_cb->mac_cb->phy_if; 175 ae_handle->phy_node = vf_cb->mac_cb->phy_node; 176 ae_handle->if_support = vf_cb->mac_cb->if_support; 177 ae_handle->port_type = vf_cb->mac_cb->mac_type; 178 179 return ae_handle; 180 vf_id_err: 181 kfree(vf_cb); 182 handle_err: 183 return ae_handle; 184 } 185 186 static void hns_ae_put_handle(struct hnae_handle *handle) 187 { 188 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 189 int i; 190 191 vf_cb->mac_cb = NULL; 192 193 kfree(vf_cb); 194 195 for (i = 0; i < handle->q_num; i++) 196 hns_ae_get_ring_pair(handle->qs[i])->used_by_vf = 0; 197 } 198 199 static void hns_ae_ring_enable_all(struct hnae_handle *handle, int val) 200 { 201 int q_num = handle->q_num; 202 int i; 203 204 for (i = 0; i < q_num; i++) 205 hns_rcb_ring_enable_hw(handle->qs[i], val); 206 } 207 208 static void hns_ae_init_queue(struct hnae_queue *q) 209 { 210 struct ring_pair_cb *ring = 211 container_of(q, struct ring_pair_cb, q); 212 213 hns_rcb_init_hw(ring); 214 } 215 216 static void hns_ae_fini_queue(struct hnae_queue *q) 217 { 218 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(q->handle); 219 220 if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE) 221 hns_rcb_reset_ring_hw(q); 222 } 223 224 static int hns_ae_set_mac_address(struct hnae_handle *handle, void *p) 225 { 226 int ret; 227 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 228 229 if (!p || !is_valid_ether_addr((const u8 *)p)) { 230 dev_err(handle->owner_dev, "is not valid ether addr !\n"); 231 return -EADDRNOTAVAIL; 232 } 233 234 ret = hns_mac_change_vf_addr(mac_cb, handle->vf_id, p); 235 if (ret != 0) { 236 dev_err(handle->owner_dev, 237 "set_mac_address fail, ret=%d!\n", ret); 238 return ret; 239 } 240 241 return 0; 242 } 243 244 static int hns_ae_set_multicast_one(struct hnae_handle *handle, void *addr) 245 { 246 int ret; 247 char *mac_addr = (char *)addr; 248 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 249 250 assert(mac_cb); 251 252 if (mac_cb->mac_type != HNAE_PORT_SERVICE) 253 return 0; 254 255 ret = hns_mac_set_multi(mac_cb, mac_cb->mac_id, mac_addr, true); 256 if (ret) { 257 dev_err(handle->owner_dev, 258 "mac add mul_mac:%pM port%d fail, ret = %#x!\n", 259 mac_addr, mac_cb->mac_id, ret); 260 return ret; 261 } 262 263 ret = hns_mac_set_multi(mac_cb, DSAF_BASE_INNER_PORT_NUM, 264 mac_addr, true); 265 if (ret) 266 dev_err(handle->owner_dev, 267 "mac add mul_mac:%pM port%d fail, ret = %#x!\n", 268 mac_addr, DSAF_BASE_INNER_PORT_NUM, ret); 269 270 return ret; 271 } 272 273 static int hns_ae_set_mtu(struct hnae_handle *handle, int new_mtu) 274 { 275 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 276 277 return hns_mac_set_mtu(mac_cb, new_mtu); 278 } 279 280 static void hns_ae_set_tso_stats(struct hnae_handle *handle, int enable) 281 { 282 struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); 283 284 hns_ppe_set_tso_enable(ppe_cb, enable); 285 } 286 287 static int hns_ae_start(struct hnae_handle *handle) 288 { 289 int ret; 290 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 291 292 ret = hns_mac_vm_config_bc_en(mac_cb, 0, true); 293 if (ret) 294 return ret; 295 296 hns_ae_ring_enable_all(handle, 1); 297 msleep(100); 298 299 hns_mac_start(mac_cb); 300 301 return 0; 302 } 303 304 void hns_ae_stop(struct hnae_handle *handle) 305 { 306 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 307 308 /* just clean tx fbd, neednot rx fbd*/ 309 hns_rcb_wait_fbd_clean(handle->qs, handle->q_num, RCB_INT_FLAG_TX); 310 311 msleep(20); 312 313 hns_mac_stop(mac_cb); 314 315 usleep_range(10000, 20000); 316 317 hns_ae_ring_enable_all(handle, 0); 318 319 (void)hns_mac_vm_config_bc_en(mac_cb, 0, false); 320 } 321 322 static void hns_ae_reset(struct hnae_handle *handle) 323 { 324 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 325 326 if (vf_cb->mac_cb->mac_type == HNAE_PORT_DEBUG) { 327 u8 ppe_common_index = 328 vf_cb->port_index - DSAF_SERVICE_PORT_NUM_PER_DSAF + 1; 329 330 hns_mac_reset(vf_cb->mac_cb); 331 hns_ppe_reset_common(vf_cb->dsaf_dev, ppe_common_index); 332 } 333 } 334 335 void hns_ae_toggle_ring_irq(struct hnae_ring *ring, u32 mask) 336 { 337 u32 flag; 338 339 if (is_tx_ring(ring)) 340 flag = RCB_INT_FLAG_TX; 341 else 342 flag = RCB_INT_FLAG_RX; 343 344 hns_rcb_int_ctrl_hw(ring->q, flag, mask); 345 } 346 347 static void hns_aev2_toggle_ring_irq(struct hnae_ring *ring, u32 mask) 348 { 349 u32 flag; 350 351 if (is_tx_ring(ring)) 352 flag = RCB_INT_FLAG_TX; 353 else 354 flag = RCB_INT_FLAG_RX; 355 356 hns_rcbv2_int_ctrl_hw(ring->q, flag, mask); 357 } 358 359 static void hns_ae_toggle_queue_status(struct hnae_queue *queue, u32 val) 360 { 361 struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(queue->dev); 362 363 if (AE_IS_VER1(dsaf_dev->dsaf_ver)) 364 hns_rcb_int_clr_hw(queue, RCB_INT_FLAG_TX | RCB_INT_FLAG_RX); 365 else 366 hns_rcbv2_int_clr_hw(queue, RCB_INT_FLAG_TX | RCB_INT_FLAG_RX); 367 368 hns_rcb_start(queue, val); 369 } 370 371 static int hns_ae_get_link_status(struct hnae_handle *handle) 372 { 373 u32 link_status; 374 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 375 376 hns_mac_get_link_status(mac_cb, &link_status); 377 378 return !!link_status; 379 } 380 381 static int hns_ae_get_mac_info(struct hnae_handle *handle, 382 u8 *auto_neg, u16 *speed, u8 *duplex) 383 { 384 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 385 386 return hns_mac_get_port_info(mac_cb, auto_neg, speed, duplex); 387 } 388 389 static void hns_ae_adjust_link(struct hnae_handle *handle, int speed, 390 int duplex) 391 { 392 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 393 394 hns_mac_adjust_link(mac_cb, speed, duplex); 395 } 396 397 static void hns_ae_get_ring_bdnum_limit(struct hnae_queue *queue, 398 u32 *uplimit) 399 { 400 *uplimit = HNS_RCB_RING_MAX_PENDING_BD; 401 } 402 403 static void hns_ae_get_pauseparam(struct hnae_handle *handle, 404 u32 *auto_neg, u32 *rx_en, u32 *tx_en) 405 { 406 assert(handle); 407 408 hns_mac_get_autoneg(hns_get_mac_cb(handle), auto_neg); 409 410 hns_mac_get_pauseparam(hns_get_mac_cb(handle), rx_en, tx_en); 411 } 412 413 static int hns_ae_set_autoneg(struct hnae_handle *handle, u8 enable) 414 { 415 assert(handle); 416 417 return hns_mac_set_autoneg(hns_get_mac_cb(handle), enable); 418 } 419 420 static void hns_ae_set_promisc_mode(struct hnae_handle *handle, u32 en) 421 { 422 hns_dsaf_set_promisc_mode(hns_ae_get_dsaf_dev(handle->dev), en); 423 } 424 425 static int hns_ae_get_autoneg(struct hnae_handle *handle) 426 { 427 u32 auto_neg; 428 429 assert(handle); 430 431 hns_mac_get_autoneg(hns_get_mac_cb(handle), &auto_neg); 432 433 return auto_neg; 434 } 435 436 static int hns_ae_set_pauseparam(struct hnae_handle *handle, 437 u32 autoneg, u32 rx_en, u32 tx_en) 438 { 439 struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle); 440 int ret; 441 442 ret = hns_mac_set_autoneg(mac_cb, autoneg); 443 if (ret) 444 return ret; 445 446 return hns_mac_set_pauseparam(mac_cb, rx_en, tx_en); 447 } 448 449 static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle, 450 u32 *tx_usecs, u32 *rx_usecs) 451 { 452 int port; 453 454 port = hns_ae_map_eport_to_dport(handle->eport_id); 455 456 *tx_usecs = hns_rcb_get_coalesce_usecs( 457 hns_ae_get_dsaf_dev(handle->dev), 458 hns_dsaf_get_comm_idx_by_port(port)); 459 *rx_usecs = hns_rcb_get_coalesce_usecs( 460 hns_ae_get_dsaf_dev(handle->dev), 461 hns_dsaf_get_comm_idx_by_port(port)); 462 } 463 464 static void hns_ae_get_rx_max_coalesced_frames(struct hnae_handle *handle, 465 u32 *tx_frames, u32 *rx_frames) 466 { 467 int port; 468 469 assert(handle); 470 471 port = hns_ae_map_eport_to_dport(handle->eport_id); 472 473 *tx_frames = hns_rcb_get_coalesced_frames( 474 hns_ae_get_dsaf_dev(handle->dev), port); 475 *rx_frames = hns_rcb_get_coalesced_frames( 476 hns_ae_get_dsaf_dev(handle->dev), port); 477 } 478 479 static void hns_ae_set_coalesce_usecs(struct hnae_handle *handle, 480 u32 timeout) 481 { 482 int port; 483 484 assert(handle); 485 486 port = hns_ae_map_eport_to_dport(handle->eport_id); 487 488 hns_rcb_set_coalesce_usecs(hns_ae_get_dsaf_dev(handle->dev), 489 port, timeout); 490 } 491 492 static int hns_ae_set_coalesce_frames(struct hnae_handle *handle, 493 u32 coalesce_frames) 494 { 495 int port; 496 int ret; 497 498 assert(handle); 499 500 port = hns_ae_map_eport_to_dport(handle->eport_id); 501 502 ret = hns_rcb_set_coalesced_frames(hns_ae_get_dsaf_dev(handle->dev), 503 port, coalesce_frames); 504 return ret; 505 } 506 507 void hns_ae_update_stats(struct hnae_handle *handle, 508 struct net_device_stats *net_stats) 509 { 510 int port; 511 int idx; 512 struct dsaf_device *dsaf_dev; 513 struct hns_mac_cb *mac_cb; 514 struct hns_ppe_cb *ppe_cb; 515 struct hnae_queue *queue; 516 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 517 u64 tx_bytes = 0, rx_bytes = 0, tx_packets = 0, rx_packets = 0; 518 u64 rx_errors = 0, tx_errors = 0, tx_dropped = 0; 519 u64 rx_missed_errors = 0; 520 521 dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); 522 if (!dsaf_dev) 523 return; 524 port = vf_cb->port_index; 525 ppe_cb = hns_get_ppe_cb(handle); 526 mac_cb = hns_get_mac_cb(handle); 527 528 for (idx = 0; idx < handle->q_num; idx++) { 529 queue = handle->qs[idx]; 530 hns_rcb_update_stats(queue); 531 532 tx_bytes += queue->tx_ring.stats.tx_bytes; 533 tx_packets += queue->tx_ring.stats.tx_pkts; 534 rx_bytes += queue->rx_ring.stats.rx_bytes; 535 rx_packets += queue->rx_ring.stats.rx_pkts; 536 537 rx_errors += queue->rx_ring.stats.err_pkt_len 538 + queue->rx_ring.stats.l2_err 539 + queue->rx_ring.stats.l3l4_csum_err; 540 } 541 542 hns_ppe_update_stats(ppe_cb); 543 rx_missed_errors = ppe_cb->hw_stats.rx_drop_no_buf; 544 tx_errors += ppe_cb->hw_stats.tx_err_checksum 545 + ppe_cb->hw_stats.tx_err_fifo_empty; 546 547 if (mac_cb->mac_type == HNAE_PORT_SERVICE) { 548 hns_dsaf_update_stats(dsaf_dev, port); 549 /* for port upline direction, i.e., rx. */ 550 rx_missed_errors += dsaf_dev->hw_stats[port].bp_drop; 551 rx_missed_errors += dsaf_dev->hw_stats[port].pad_drop; 552 rx_missed_errors += dsaf_dev->hw_stats[port].crc_false; 553 554 /* for port downline direction, i.e., tx. */ 555 port = port + DSAF_PPE_INODE_BASE; 556 hns_dsaf_update_stats(dsaf_dev, port); 557 tx_dropped += dsaf_dev->hw_stats[port].bp_drop; 558 tx_dropped += dsaf_dev->hw_stats[port].pad_drop; 559 tx_dropped += dsaf_dev->hw_stats[port].crc_false; 560 tx_dropped += dsaf_dev->hw_stats[port].rslt_drop; 561 tx_dropped += dsaf_dev->hw_stats[port].vlan_drop; 562 tx_dropped += dsaf_dev->hw_stats[port].stp_drop; 563 } 564 565 hns_mac_update_stats(mac_cb); 566 rx_errors += mac_cb->hw_stats.rx_fifo_overrun_err; 567 568 tx_errors += mac_cb->hw_stats.tx_bad_pkts 569 + mac_cb->hw_stats.tx_fragment_err 570 + mac_cb->hw_stats.tx_jabber_err 571 + mac_cb->hw_stats.tx_underrun_err 572 + mac_cb->hw_stats.tx_crc_err; 573 574 net_stats->tx_bytes = tx_bytes; 575 net_stats->tx_packets = tx_packets; 576 net_stats->rx_bytes = rx_bytes; 577 net_stats->rx_dropped = 0; 578 net_stats->rx_packets = rx_packets; 579 net_stats->rx_errors = rx_errors; 580 net_stats->tx_errors = tx_errors; 581 net_stats->tx_dropped = tx_dropped; 582 net_stats->rx_missed_errors = rx_missed_errors; 583 net_stats->rx_crc_errors = mac_cb->hw_stats.rx_fcs_err; 584 net_stats->rx_frame_errors = mac_cb->hw_stats.rx_align_err; 585 net_stats->rx_fifo_errors = mac_cb->hw_stats.rx_fifo_overrun_err; 586 net_stats->rx_length_errors = mac_cb->hw_stats.rx_len_err; 587 net_stats->multicast = mac_cb->hw_stats.rx_mc_pkts; 588 } 589 590 void hns_ae_get_stats(struct hnae_handle *handle, u64 *data) 591 { 592 int idx; 593 struct hns_mac_cb *mac_cb; 594 struct hns_ppe_cb *ppe_cb; 595 u64 *p = data; 596 struct hnae_vf_cb *vf_cb; 597 598 if (!handle || !data) { 599 pr_err("hns_ae_get_stats NULL handle or data pointer!\n"); 600 return; 601 } 602 603 vf_cb = hns_ae_get_vf_cb(handle); 604 mac_cb = hns_get_mac_cb(handle); 605 ppe_cb = hns_get_ppe_cb(handle); 606 607 for (idx = 0; idx < handle->q_num; idx++) { 608 hns_rcb_get_stats(handle->qs[idx], p); 609 p += hns_rcb_get_ring_sset_count((int)ETH_SS_STATS); 610 } 611 612 hns_ppe_get_stats(ppe_cb, p); 613 p += hns_ppe_get_sset_count((int)ETH_SS_STATS); 614 615 hns_mac_get_stats(mac_cb, p); 616 p += hns_mac_get_sset_count(mac_cb, (int)ETH_SS_STATS); 617 618 if (mac_cb->mac_type == HNAE_PORT_SERVICE) 619 hns_dsaf_get_stats(vf_cb->dsaf_dev, p, vf_cb->port_index); 620 } 621 622 void hns_ae_get_strings(struct hnae_handle *handle, 623 u32 stringset, u8 *data) 624 { 625 int port; 626 int idx; 627 struct hns_mac_cb *mac_cb; 628 struct hns_ppe_cb *ppe_cb; 629 u8 *p = data; 630 struct hnae_vf_cb *vf_cb; 631 632 assert(handle); 633 634 vf_cb = hns_ae_get_vf_cb(handle); 635 port = vf_cb->port_index; 636 mac_cb = hns_get_mac_cb(handle); 637 ppe_cb = hns_get_ppe_cb(handle); 638 639 for (idx = 0; idx < handle->q_num; idx++) { 640 hns_rcb_get_strings(stringset, p, idx); 641 p += ETH_GSTRING_LEN * hns_rcb_get_ring_sset_count(stringset); 642 } 643 644 hns_ppe_get_strings(ppe_cb, stringset, p); 645 p += ETH_GSTRING_LEN * hns_ppe_get_sset_count(stringset); 646 647 hns_mac_get_strings(mac_cb, stringset, p); 648 p += ETH_GSTRING_LEN * hns_mac_get_sset_count(mac_cb, stringset); 649 650 if (mac_cb->mac_type == HNAE_PORT_SERVICE) 651 hns_dsaf_get_strings(stringset, p, port); 652 } 653 654 int hns_ae_get_sset_count(struct hnae_handle *handle, int stringset) 655 { 656 u32 sset_count = 0; 657 struct hns_mac_cb *mac_cb; 658 659 assert(handle); 660 661 mac_cb = hns_get_mac_cb(handle); 662 663 sset_count += hns_rcb_get_ring_sset_count(stringset) * handle->q_num; 664 sset_count += hns_ppe_get_sset_count(stringset); 665 sset_count += hns_mac_get_sset_count(mac_cb, stringset); 666 667 if (mac_cb->mac_type == HNAE_PORT_SERVICE) 668 sset_count += hns_dsaf_get_sset_count(stringset); 669 670 return sset_count; 671 } 672 673 static int hns_ae_config_loopback(struct hnae_handle *handle, 674 enum hnae_loop loop, int en) 675 { 676 int ret; 677 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 678 679 switch (loop) { 680 case MAC_INTERNALLOOP_SERDES: 681 ret = hns_mac_config_sds_loopback(vf_cb->mac_cb, en); 682 break; 683 case MAC_INTERNALLOOP_MAC: 684 ret = hns_mac_config_mac_loopback(vf_cb->mac_cb, loop, en); 685 break; 686 default: 687 ret = -EINVAL; 688 } 689 return ret; 690 } 691 692 void hns_ae_update_led_status(struct hnae_handle *handle) 693 { 694 struct hns_mac_cb *mac_cb; 695 696 assert(handle); 697 mac_cb = hns_get_mac_cb(handle); 698 if (!mac_cb->cpld_vaddr) 699 return; 700 hns_set_led_opt(mac_cb); 701 } 702 703 int hns_ae_cpld_set_led_id(struct hnae_handle *handle, 704 enum hnae_led_state status) 705 { 706 struct hns_mac_cb *mac_cb; 707 708 assert(handle); 709 710 mac_cb = hns_get_mac_cb(handle); 711 712 return hns_cpld_led_set_id(mac_cb, status); 713 } 714 715 void hns_ae_get_regs(struct hnae_handle *handle, void *data) 716 { 717 u32 *p = data; 718 u32 rcb_com_idx; 719 int i; 720 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 721 struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); 722 723 hns_ppe_get_regs(ppe_cb, p); 724 p += hns_ppe_get_regs_count(); 725 726 rcb_com_idx = hns_dsaf_get_comm_idx_by_port(vf_cb->port_index); 727 hns_rcb_get_common_regs(vf_cb->dsaf_dev->rcb_common[rcb_com_idx], p); 728 p += hns_rcb_get_common_regs_count(); 729 730 for (i = 0; i < handle->q_num; i++) { 731 hns_rcb_get_ring_regs(handle->qs[i], p); 732 p += hns_rcb_get_ring_regs_count(); 733 } 734 735 hns_mac_get_regs(vf_cb->mac_cb, p); 736 p += hns_mac_get_regs_count(vf_cb->mac_cb); 737 738 if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE) 739 hns_dsaf_get_regs(vf_cb->dsaf_dev, vf_cb->port_index, p); 740 } 741 742 int hns_ae_get_regs_len(struct hnae_handle *handle) 743 { 744 u32 total_num; 745 struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle); 746 747 total_num = hns_ppe_get_regs_count(); 748 total_num += hns_rcb_get_common_regs_count(); 749 total_num += hns_rcb_get_ring_regs_count() * handle->q_num; 750 total_num += hns_mac_get_regs_count(vf_cb->mac_cb); 751 752 if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE) 753 total_num += hns_dsaf_get_regs_count(); 754 755 return total_num; 756 } 757 758 static u32 hns_ae_get_rss_key_size(struct hnae_handle *handle) 759 { 760 return HNS_PPEV2_RSS_KEY_SIZE; 761 } 762 763 static u32 hns_ae_get_rss_indir_size(struct hnae_handle *handle) 764 { 765 return HNS_PPEV2_RSS_IND_TBL_SIZE; 766 } 767 768 static int hns_ae_get_rss(struct hnae_handle *handle, u32 *indir, u8 *key, 769 u8 *hfunc) 770 { 771 struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); 772 773 /* currently we support only one type of hash function i.e. Toep hash */ 774 if (hfunc) 775 *hfunc = ETH_RSS_HASH_TOP; 776 777 /* get the RSS Key required by the user */ 778 if (key) 779 memcpy(key, ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE); 780 781 /* update the current hash->queue mappings from the shadow RSS table */ 782 memcpy(indir, ppe_cb->rss_indir_table, HNS_PPEV2_RSS_IND_TBL_SIZE); 783 784 return 0; 785 } 786 787 static int hns_ae_set_rss(struct hnae_handle *handle, const u32 *indir, 788 const u8 *key, const u8 hfunc) 789 { 790 struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle); 791 792 /* set the RSS Hash Key if specififed by the user */ 793 if (key) 794 hns_ppe_set_rss_key(ppe_cb, (int *)key); 795 796 /* update the shadow RSS table with user specified qids */ 797 memcpy(ppe_cb->rss_indir_table, indir, HNS_PPEV2_RSS_IND_TBL_SIZE); 798 799 /* now update the hardware */ 800 hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table); 801 802 return 0; 803 } 804 805 static struct hnae_ae_ops hns_dsaf_ops = { 806 .get_handle = hns_ae_get_handle, 807 .put_handle = hns_ae_put_handle, 808 .init_queue = hns_ae_init_queue, 809 .fini_queue = hns_ae_fini_queue, 810 .start = hns_ae_start, 811 .stop = hns_ae_stop, 812 .reset = hns_ae_reset, 813 .toggle_ring_irq = hns_ae_toggle_ring_irq, 814 .toggle_queue_status = hns_ae_toggle_queue_status, 815 .get_status = hns_ae_get_link_status, 816 .get_info = hns_ae_get_mac_info, 817 .adjust_link = hns_ae_adjust_link, 818 .set_loopback = hns_ae_config_loopback, 819 .get_ring_bdnum_limit = hns_ae_get_ring_bdnum_limit, 820 .get_pauseparam = hns_ae_get_pauseparam, 821 .set_autoneg = hns_ae_set_autoneg, 822 .get_autoneg = hns_ae_get_autoneg, 823 .set_pauseparam = hns_ae_set_pauseparam, 824 .get_coalesce_usecs = hns_ae_get_coalesce_usecs, 825 .get_rx_max_coalesced_frames = hns_ae_get_rx_max_coalesced_frames, 826 .set_coalesce_usecs = hns_ae_set_coalesce_usecs, 827 .set_coalesce_frames = hns_ae_set_coalesce_frames, 828 .set_promisc_mode = hns_ae_set_promisc_mode, 829 .set_mac_addr = hns_ae_set_mac_address, 830 .set_mc_addr = hns_ae_set_multicast_one, 831 .set_mtu = hns_ae_set_mtu, 832 .update_stats = hns_ae_update_stats, 833 .set_tso_stats = hns_ae_set_tso_stats, 834 .get_stats = hns_ae_get_stats, 835 .get_strings = hns_ae_get_strings, 836 .get_sset_count = hns_ae_get_sset_count, 837 .update_led_status = hns_ae_update_led_status, 838 .set_led_id = hns_ae_cpld_set_led_id, 839 .get_regs = hns_ae_get_regs, 840 .get_regs_len = hns_ae_get_regs_len, 841 .get_rss_key_size = hns_ae_get_rss_key_size, 842 .get_rss_indir_size = hns_ae_get_rss_indir_size, 843 .get_rss = hns_ae_get_rss, 844 .set_rss = hns_ae_set_rss 845 }; 846 847 int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev) 848 { 849 struct hnae_ae_dev *ae_dev = &dsaf_dev->ae_dev; 850 851 switch (dsaf_dev->dsaf_ver) { 852 case AE_VERSION_1: 853 hns_dsaf_ops.toggle_ring_irq = hns_ae_toggle_ring_irq; 854 break; 855 case AE_VERSION_2: 856 hns_dsaf_ops.toggle_ring_irq = hns_aev2_toggle_ring_irq; 857 break; 858 default: 859 break; 860 } 861 ae_dev->ops = &hns_dsaf_ops; 862 ae_dev->dev = dsaf_dev->dev; 863 864 return hnae_ae_register(ae_dev, THIS_MODULE); 865 } 866 867 void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev) 868 { 869 hnae_ae_unregister(&dsaf_dev->ae_dev); 870 } 871