drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c

   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_clr_hw(ring->q, flag);
 345         hns_rcb_int_ctrl_hw(ring->q, flag, mask);
 346 }
 347
 348 static void hns_aev2_toggle_ring_irq(struct hnae_ring *ring, u32 mask)
 349 {
 350         u32 flag;
 351
 352         if (is_tx_ring(ring))
 353                 flag = RCB_INT_FLAG_TX;
 354         else
 355                 flag = RCB_INT_FLAG_RX;
 356
 357         hns_rcbv2_int_ctrl_hw(ring->q, flag, mask);
 358 }
 359
 360 static void hns_ae_toggle_queue_status(struct hnae_queue *queue, u32 val)
 361 {
 362         struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(queue->dev);
 363
 364         if (AE_IS_VER1(dsaf_dev->dsaf_ver))
 365                 hns_rcb_int_clr_hw(queue, RCB_INT_FLAG_TX | RCB_INT_FLAG_RX);
 366         else
 367                 hns_rcbv2_int_clr_hw(queue, RCB_INT_FLAG_TX | RCB_INT_FLAG_RX);
 368
 369         hns_rcb_start(queue, val);
 370 }
 371
 372 static int hns_ae_get_link_status(struct hnae_handle *handle)
 373 {
 374         u32 link_status;
 375         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 376
 377         hns_mac_get_link_status(mac_cb, &link_status);
 378
 379         return !!link_status;
 380 }
 381
 382 static int hns_ae_get_mac_info(struct hnae_handle *handle,
 383                                u8 *auto_neg, u16 *speed, u8 *duplex)
 384 {
 385         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 386
 387         return hns_mac_get_port_info(mac_cb, auto_neg, speed, duplex);
 388 }
 389
 390 static void hns_ae_adjust_link(struct hnae_handle *handle, int speed,
 391                                int duplex)
 392 {
 393         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 394
 395         hns_mac_adjust_link(mac_cb, speed, duplex);
 396 }
 397
 398 static void hns_ae_get_ring_bdnum_limit(struct hnae_queue *queue,
 399                                         u32 *uplimit)
 400 {
 401         *uplimit = HNS_RCB_RING_MAX_PENDING_BD;
 402 }
 403
 404 static void hns_ae_get_pauseparam(struct hnae_handle *handle,
 405                                   u32 *auto_neg, u32 *rx_en, u32 *tx_en)
 406 {
 407         assert(handle);
 408
 409         hns_mac_get_autoneg(hns_get_mac_cb(handle), auto_neg);
 410
 411         hns_mac_get_pauseparam(hns_get_mac_cb(handle), rx_en, tx_en);
 412 }
 413
 414 static int hns_ae_set_autoneg(struct hnae_handle *handle, u8 enable)
 415 {
 416         assert(handle);
 417
 418         return hns_mac_set_autoneg(hns_get_mac_cb(handle), enable);
 419 }
 420
 421 static void hns_ae_set_promisc_mode(struct hnae_handle *handle, u32 en)
 422 {
 423         hns_dsaf_set_promisc_mode(hns_ae_get_dsaf_dev(handle->dev), en);
 424 }
 425
 426 static int hns_ae_get_autoneg(struct hnae_handle *handle)
 427 {
 428         u32     auto_neg;
 429
 430         assert(handle);
 431
 432         hns_mac_get_autoneg(hns_get_mac_cb(handle), &auto_neg);
 433
 434         return auto_neg;
 435 }
 436
 437 static int hns_ae_set_pauseparam(struct hnae_handle *handle,
 438                                  u32 autoneg, u32 rx_en, u32 tx_en)
 439 {
 440         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 441         int ret;
 442
 443         ret = hns_mac_set_autoneg(mac_cb, autoneg);
 444         if (ret)
 445                 return ret;
 446
 447         return hns_mac_set_pauseparam(mac_cb, rx_en, tx_en);
 448 }
 449
 450 static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle,
 451                                       u32 *tx_usecs, u32 *rx_usecs)
 452 {
 453         int port;
 454
 455         port = hns_ae_map_eport_to_dport(handle->eport_id);
 456
 457         *tx_usecs = hns_rcb_get_coalesce_usecs(
 458                 hns_ae_get_dsaf_dev(handle->dev),
 459                 hns_dsaf_get_comm_idx_by_port(port));
 460         *rx_usecs = hns_rcb_get_coalesce_usecs(
 461                 hns_ae_get_dsaf_dev(handle->dev),
 462                 hns_dsaf_get_comm_idx_by_port(port));
 463 }
 464
 465 static void hns_ae_get_rx_max_coalesced_frames(struct hnae_handle *handle,
 466                                                u32 *tx_frames, u32 *rx_frames)
 467 {
 468         int port;
 469
 470         assert(handle);
 471
 472         port = hns_ae_map_eport_to_dport(handle->eport_id);
 473
 474         *tx_frames = hns_rcb_get_coalesced_frames(
 475                 hns_ae_get_dsaf_dev(handle->dev), port);
 476         *rx_frames = hns_rcb_get_coalesced_frames(
 477                 hns_ae_get_dsaf_dev(handle->dev), port);
 478 }
 479
 480 static void hns_ae_set_coalesce_usecs(struct hnae_handle *handle,
 481                                       u32 timeout)
 482 {
 483         int port;
 484
 485         assert(handle);
 486
 487         port = hns_ae_map_eport_to_dport(handle->eport_id);
 488
 489         hns_rcb_set_coalesce_usecs(hns_ae_get_dsaf_dev(handle->dev),
 490                                    port, timeout);
 491 }
 492
 493 static int  hns_ae_set_coalesce_frames(struct hnae_handle *handle,
 494                                        u32 coalesce_frames)
 495 {
 496         int port;
 497         int ret;
 498
 499         assert(handle);
 500
 501         port = hns_ae_map_eport_to_dport(handle->eport_id);
 502
 503         ret = hns_rcb_set_coalesced_frames(hns_ae_get_dsaf_dev(handle->dev),
 504                                            port, coalesce_frames);
 505         return ret;
 506 }
 507
 508 void hns_ae_update_stats(struct hnae_handle *handle,
 509                          struct net_device_stats *net_stats)
 510 {
 511         int port;
 512         int idx;
 513         struct dsaf_device *dsaf_dev;
 514         struct hns_mac_cb *mac_cb;
 515         struct hns_ppe_cb *ppe_cb;
 516         struct hnae_queue *queue;
 517         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 518         u64 tx_bytes = 0, rx_bytes = 0, tx_packets = 0, rx_packets = 0;
 519         u64 rx_errors = 0, tx_errors = 0, tx_dropped = 0;
 520         u64 rx_missed_errors = 0;
 521
 522         dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
 523         if (!dsaf_dev)
 524                 return;
 525         port = vf_cb->port_index;
 526         ppe_cb = hns_get_ppe_cb(handle);
 527         mac_cb = hns_get_mac_cb(handle);
 528
 529         for (idx = 0; idx < handle->q_num; idx++) {
 530                 queue = handle->qs[idx];
 531                 hns_rcb_update_stats(queue);
 532
 533                 tx_bytes += queue->tx_ring.stats.tx_bytes;
 534                 tx_packets += queue->tx_ring.stats.tx_pkts;
 535                 rx_bytes += queue->rx_ring.stats.rx_bytes;
 536                 rx_packets += queue->rx_ring.stats.rx_pkts;
 537
 538                 rx_errors += queue->rx_ring.stats.err_pkt_len
 539                                 + queue->rx_ring.stats.l2_err
 540                                 + queue->rx_ring.stats.l3l4_csum_err;
 541         }
 542
 543         hns_ppe_update_stats(ppe_cb);
 544         rx_missed_errors = ppe_cb->hw_stats.rx_drop_no_buf;
 545         tx_errors += ppe_cb->hw_stats.tx_err_checksum
 546                 + ppe_cb->hw_stats.tx_err_fifo_empty;
 547
 548         if (mac_cb->mac_type == HNAE_PORT_SERVICE) {
 549                 hns_dsaf_update_stats(dsaf_dev, port);
 550                 /* for port upline direction, i.e., rx. */
 551                 rx_missed_errors += dsaf_dev->hw_stats[port].bp_drop;
 552                 rx_missed_errors += dsaf_dev->hw_stats[port].pad_drop;
 553                 rx_missed_errors += dsaf_dev->hw_stats[port].crc_false;
 554
 555                 /* for port downline direction, i.e., tx. */
 556                 port = port + DSAF_PPE_INODE_BASE;
 557                 hns_dsaf_update_stats(dsaf_dev, port);
 558                 tx_dropped += dsaf_dev->hw_stats[port].bp_drop;
 559                 tx_dropped += dsaf_dev->hw_stats[port].pad_drop;
 560                 tx_dropped += dsaf_dev->hw_stats[port].crc_false;
 561                 tx_dropped += dsaf_dev->hw_stats[port].rslt_drop;
 562                 tx_dropped += dsaf_dev->hw_stats[port].vlan_drop;
 563                 tx_dropped += dsaf_dev->hw_stats[port].stp_drop;
 564         }
 565
 566         hns_mac_update_stats(mac_cb);
 567         rx_errors += mac_cb->hw_stats.rx_fifo_overrun_err;
 568
 569         tx_errors += mac_cb->hw_stats.tx_bad_pkts
 570                 + mac_cb->hw_stats.tx_fragment_err
 571                 + mac_cb->hw_stats.tx_jabber_err
 572                 + mac_cb->hw_stats.tx_underrun_err
 573                 + mac_cb->hw_stats.tx_crc_err;
 574
 575         net_stats->tx_bytes = tx_bytes;
 576         net_stats->tx_packets = tx_packets;
 577         net_stats->rx_bytes = rx_bytes;
 578         net_stats->rx_dropped = 0;
 579         net_stats->rx_packets = rx_packets;
 580         net_stats->rx_errors = rx_errors;
 581         net_stats->tx_errors = tx_errors;
 582         net_stats->tx_dropped = tx_dropped;
 583         net_stats->rx_missed_errors = rx_missed_errors;
 584         net_stats->rx_crc_errors = mac_cb->hw_stats.rx_fcs_err;
 585         net_stats->rx_frame_errors = mac_cb->hw_stats.rx_align_err;
 586         net_stats->rx_fifo_errors = mac_cb->hw_stats.rx_fifo_overrun_err;
 587         net_stats->rx_length_errors = mac_cb->hw_stats.rx_len_err;
 588         net_stats->multicast = mac_cb->hw_stats.rx_mc_pkts;
 589 }
 590
 591 void hns_ae_get_stats(struct hnae_handle *handle, u64 *data)
 592 {
 593         int idx;
 594         struct hns_mac_cb *mac_cb;
 595         struct hns_ppe_cb *ppe_cb;
 596         u64 *p = data;
 597         struct  hnae_vf_cb *vf_cb;
 598
 599         if (!handle || !data) {
 600                 pr_err("hns_ae_get_stats NULL handle or data pointer!\n");
 601                 return;
 602         }
 603
 604         vf_cb = hns_ae_get_vf_cb(handle);
 605         mac_cb = hns_get_mac_cb(handle);
 606         ppe_cb = hns_get_ppe_cb(handle);
 607
 608         for (idx = 0; idx < handle->q_num; idx++) {
 609                 hns_rcb_get_stats(handle->qs[idx], p);
 610                 p += hns_rcb_get_ring_sset_count((int)ETH_SS_STATS);
 611         }
 612
 613         hns_ppe_get_stats(ppe_cb, p);
 614         p += hns_ppe_get_sset_count((int)ETH_SS_STATS);
 615
 616         hns_mac_get_stats(mac_cb, p);
 617         p += hns_mac_get_sset_count(mac_cb, (int)ETH_SS_STATS);
 618
 619         if (mac_cb->mac_type == HNAE_PORT_SERVICE)
 620                 hns_dsaf_get_stats(vf_cb->dsaf_dev, p, vf_cb->port_index);
 621 }
 622
 623 void hns_ae_get_strings(struct hnae_handle *handle,
 624                         u32 stringset, u8 *data)
 625 {
 626         int port;
 627         int idx;
 628         struct hns_mac_cb *mac_cb;
 629         struct hns_ppe_cb *ppe_cb;
 630         u8 *p = data;
 631         struct  hnae_vf_cb *vf_cb;
 632
 633         assert(handle);
 634
 635         vf_cb = hns_ae_get_vf_cb(handle);
 636         port = vf_cb->port_index;
 637         mac_cb = hns_get_mac_cb(handle);
 638         ppe_cb = hns_get_ppe_cb(handle);
 639
 640         for (idx = 0; idx < handle->q_num; idx++) {
 641                 hns_rcb_get_strings(stringset, p, idx);
 642                 p += ETH_GSTRING_LEN * hns_rcb_get_ring_sset_count(stringset);
 643         }
 644
 645         hns_ppe_get_strings(ppe_cb, stringset, p);
 646         p += ETH_GSTRING_LEN * hns_ppe_get_sset_count(stringset);
 647
 648         hns_mac_get_strings(mac_cb, stringset, p);
 649         p += ETH_GSTRING_LEN * hns_mac_get_sset_count(mac_cb, stringset);
 650
 651         if (mac_cb->mac_type == HNAE_PORT_SERVICE)
 652                 hns_dsaf_get_strings(stringset, p, port);
 653 }
 654
 655 int hns_ae_get_sset_count(struct hnae_handle *handle, int stringset)
 656 {
 657         u32 sset_count = 0;
 658         struct hns_mac_cb *mac_cb;
 659
 660         assert(handle);
 661
 662         mac_cb = hns_get_mac_cb(handle);
 663
 664         sset_count += hns_rcb_get_ring_sset_count(stringset) * handle->q_num;
 665         sset_count += hns_ppe_get_sset_count(stringset);
 666         sset_count += hns_mac_get_sset_count(mac_cb, stringset);
 667
 668         if (mac_cb->mac_type == HNAE_PORT_SERVICE)
 669                 sset_count += hns_dsaf_get_sset_count(stringset);
 670
 671         return sset_count;
 672 }
 673
 674 static int hns_ae_config_loopback(struct hnae_handle *handle,
 675                                   enum hnae_loop loop, int en)
 676 {
 677         int ret;
 678         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 679
 680         switch (loop) {
 681         case MAC_INTERNALLOOP_SERDES:
 682                 ret = hns_mac_config_sds_loopback(vf_cb->mac_cb, en);
 683                 break;
 684         case MAC_INTERNALLOOP_MAC:
 685                 ret = hns_mac_config_mac_loopback(vf_cb->mac_cb, loop, en);
 686                 break;
 687         default:
 688                 ret = -EINVAL;
 689         }
 690         return ret;
 691 }
 692
 693 void hns_ae_update_led_status(struct hnae_handle *handle)
 694 {
 695         struct hns_mac_cb *mac_cb;
 696
 697         assert(handle);
 698         mac_cb = hns_get_mac_cb(handle);
 699         if (!mac_cb->cpld_vaddr)
 700                 return;
 701         hns_set_led_opt(mac_cb);
 702 }
 703
 704 int hns_ae_cpld_set_led_id(struct hnae_handle *handle,
 705                            enum hnae_led_state status)
 706 {
 707         struct hns_mac_cb *mac_cb;
 708
 709         assert(handle);
 710
 711         mac_cb = hns_get_mac_cb(handle);
 712
 713         return hns_cpld_led_set_id(mac_cb, status);
 714 }
 715
 716 void hns_ae_get_regs(struct hnae_handle *handle, void *data)
 717 {
 718         u32 *p = data;
 719         u32 rcb_com_idx;
 720         int i;
 721         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 722         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 723
 724         hns_ppe_get_regs(ppe_cb, p);
 725         p += hns_ppe_get_regs_count();
 726
 727         rcb_com_idx = hns_dsaf_get_comm_idx_by_port(vf_cb->port_index);
 728         hns_rcb_get_common_regs(vf_cb->dsaf_dev->rcb_common[rcb_com_idx], p);
 729         p += hns_rcb_get_common_regs_count();
 730
 731         for (i = 0; i < handle->q_num; i++) {
 732                 hns_rcb_get_ring_regs(handle->qs[i], p);
 733                 p += hns_rcb_get_ring_regs_count();
 734         }
 735
 736         hns_mac_get_regs(vf_cb->mac_cb, p);
 737         p += hns_mac_get_regs_count(vf_cb->mac_cb);
 738
 739         if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE)
 740                 hns_dsaf_get_regs(vf_cb->dsaf_dev, vf_cb->port_index, p);
 741 }
 742
 743 int hns_ae_get_regs_len(struct hnae_handle *handle)
 744 {
 745         u32 total_num;
 746         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 747
 748         total_num = hns_ppe_get_regs_count();
 749         total_num += hns_rcb_get_common_regs_count();
 750         total_num += hns_rcb_get_ring_regs_count() * handle->q_num;
 751         total_num += hns_mac_get_regs_count(vf_cb->mac_cb);
 752
 753         if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE)
 754                 total_num += hns_dsaf_get_regs_count();
 755
 756         return total_num;
 757 }
 758
 759 static u32 hns_ae_get_rss_key_size(struct hnae_handle *handle)
 760 {
 761         return HNS_PPEV2_RSS_KEY_SIZE;
 762 }
 763
 764 static u32 hns_ae_get_rss_indir_size(struct hnae_handle *handle)
 765 {
 766         return HNS_PPEV2_RSS_IND_TBL_SIZE;
 767 }
 768
 769 static int hns_ae_get_rss(struct hnae_handle *handle, u32 *indir, u8 *key,
 770                           u8 *hfunc)
 771 {
 772         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 773
 774         /* currently we support only one type of hash function i.e. Toep hash */
 775         if (hfunc)
 776                 *hfunc = ETH_RSS_HASH_TOP;
 777
 778         /* get the RSS Key required by the user */
 779         if (key)
 780                 memcpy(key, ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE);
 781
 782         /* update the current hash->queue mappings from the shadow RSS table */
 783         memcpy(indir, ppe_cb->rss_indir_table, HNS_PPEV2_RSS_IND_TBL_SIZE);
 784
 785         return 0;
 786 }
 787
 788 static int hns_ae_set_rss(struct hnae_handle *handle, const u32 *indir,
 789                           const u8 *key, const u8 hfunc)
 790 {
 791         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 792
 793         /* set the RSS Hash Key if specififed by the user */
 794         if (key)
 795                 hns_ppe_set_rss_key(ppe_cb, (int *)key);
 796
 797         /* update the shadow RSS table with user specified qids */
 798         memcpy(ppe_cb->rss_indir_table, indir, HNS_PPEV2_RSS_IND_TBL_SIZE);
 799
 800         /* now update the hardware */
 801         hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table);
 802
 803         return 0;
 804 }
 805
 806 static struct hnae_ae_ops hns_dsaf_ops = {
 807         .get_handle = hns_ae_get_handle,
 808         .put_handle = hns_ae_put_handle,
 809         .init_queue = hns_ae_init_queue,
 810         .fini_queue = hns_ae_fini_queue,
 811         .start = hns_ae_start,
 812         .stop = hns_ae_stop,
 813         .reset = hns_ae_reset,
 814         .toggle_ring_irq = hns_ae_toggle_ring_irq,
 815         .toggle_queue_status = hns_ae_toggle_queue_status,
 816         .get_status = hns_ae_get_link_status,
 817         .get_info = hns_ae_get_mac_info,
 818         .adjust_link = hns_ae_adjust_link,
 819         .set_loopback = hns_ae_config_loopback,
 820         .get_ring_bdnum_limit = hns_ae_get_ring_bdnum_limit,
 821         .get_pauseparam = hns_ae_get_pauseparam,
 822         .set_autoneg = hns_ae_set_autoneg,
 823         .get_autoneg = hns_ae_get_autoneg,
 824         .set_pauseparam = hns_ae_set_pauseparam,
 825         .get_coalesce_usecs = hns_ae_get_coalesce_usecs,
 826         .get_rx_max_coalesced_frames = hns_ae_get_rx_max_coalesced_frames,
 827         .set_coalesce_usecs = hns_ae_set_coalesce_usecs,
 828         .set_coalesce_frames = hns_ae_set_coalesce_frames,
 829         .set_promisc_mode = hns_ae_set_promisc_mode,
 830         .set_mac_addr = hns_ae_set_mac_address,
 831         .set_mc_addr = hns_ae_set_multicast_one,
 832         .set_mtu = hns_ae_set_mtu,
 833         .update_stats = hns_ae_update_stats,
 834         .set_tso_stats = hns_ae_set_tso_stats,
 835         .get_stats = hns_ae_get_stats,
 836         .get_strings = hns_ae_get_strings,
 837         .get_sset_count = hns_ae_get_sset_count,
 838         .update_led_status = hns_ae_update_led_status,
 839         .set_led_id = hns_ae_cpld_set_led_id,
 840         .get_regs = hns_ae_get_regs,
 841         .get_regs_len = hns_ae_get_regs_len,
 842         .get_rss_key_size = hns_ae_get_rss_key_size,
 843         .get_rss_indir_size = hns_ae_get_rss_indir_size,
 844         .get_rss = hns_ae_get_rss,
 845         .set_rss = hns_ae_set_rss
 846 };
 847
 848 int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev)
 849 {
 850         struct hnae_ae_dev *ae_dev = &dsaf_dev->ae_dev;
 851
 852         switch (dsaf_dev->dsaf_ver) {
 853         case AE_VERSION_1:
 854                 hns_dsaf_ops.toggle_ring_irq = hns_ae_toggle_ring_irq;
 855                 break;
 856         case AE_VERSION_2:
 857                 hns_dsaf_ops.toggle_ring_irq = hns_aev2_toggle_ring_irq;
 858                 break;
 859         default:
 860                 break;
 861         }
 862         ae_dev->ops = &hns_dsaf_ops;
 863         ae_dev->dev = dsaf_dev->dev;
 864
 865         return hnae_ae_register(ae_dev, THIS_MODULE);
 866 }
 867
 868 void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev)
 869 {
 870         hnae_ae_unregister(&dsaf_dev->ae_dev);
 871 }