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 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 }