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