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         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 251
 252         ret = hns_mac_vm_config_bc_en(mac_cb, 0, true);
 253         if (ret)
 254                 return ret;
 255
 256         hns_ae_ring_enable_all(handle, 1);
 257         msleep(100);
 258
 259         hns_mac_start(mac_cb);
 260
 261         return 0;
 262 }
 263
 264 void hns_ae_stop(struct hnae_handle *handle)
 265 {
 266         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 267
 268         /* just clean tx fbd, neednot rx fbd*/
 269         hns_rcb_wait_fbd_clean(handle->qs, handle->q_num, RCB_INT_FLAG_TX);
 270
 271         msleep(20);
 272
 273         hns_mac_stop(mac_cb);
 274
 275         usleep_range(10000, 20000);
 276
 277         hns_ae_ring_enable_all(handle, 0);
 278
 279         (void)hns_mac_vm_config_bc_en(mac_cb, 0, false);
 280 }
 281
 282 static void hns_ae_reset(struct hnae_handle *handle)
 283 {
 284         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 285
 286         if (vf_cb->mac_cb->mac_type == HNAE_PORT_DEBUG) {
 287                 hns_mac_reset(vf_cb->mac_cb);
 288                 hns_ppe_reset_common(vf_cb->dsaf_dev, 0);
 289         }
 290 }
 291
 292 void hns_ae_toggle_ring_irq(struct hnae_ring *ring, u32 mask)
 293 {
 294         u32 flag;
 295
 296         if (is_tx_ring(ring))
 297                 flag = RCB_INT_FLAG_TX;
 298         else
 299                 flag = RCB_INT_FLAG_RX;
 300
 301         hns_rcb_int_ctrl_hw(ring->q, flag, mask);
 302 }
 303
 304 static void hns_aev2_toggle_ring_irq(struct hnae_ring *ring, u32 mask)
 305 {
 306         u32 flag;
 307
 308         if (is_tx_ring(ring))
 309                 flag = RCB_INT_FLAG_TX;
 310         else
 311                 flag = RCB_INT_FLAG_RX;
 312
 313         hns_rcbv2_int_ctrl_hw(ring->q, flag, mask);
 314 }
 315
 316 static void hns_ae_toggle_queue_status(struct hnae_queue *queue, u32 val)
 317 {
 318         struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(queue->dev);
 319
 320         if (AE_IS_VER1(dsaf_dev->dsaf_ver))
 321                 hns_rcb_int_clr_hw(queue, RCB_INT_FLAG_TX | RCB_INT_FLAG_RX);
 322         else
 323                 hns_rcbv2_int_clr_hw(queue, RCB_INT_FLAG_TX | RCB_INT_FLAG_RX);
 324
 325         hns_rcb_start(queue, val);
 326 }
 327
 328 static int hns_ae_get_link_status(struct hnae_handle *handle)
 329 {
 330         u32 link_status;
 331         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 332
 333         hns_mac_get_link_status(mac_cb, &link_status);
 334
 335         return !!link_status;
 336 }
 337
 338 static int hns_ae_get_mac_info(struct hnae_handle *handle,
 339                                u8 *auto_neg, u16 *speed, u8 *duplex)
 340 {
 341         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 342
 343         return hns_mac_get_port_info(mac_cb, auto_neg, speed, duplex);
 344 }
 345
 346 static void hns_ae_adjust_link(struct hnae_handle *handle, int speed,
 347                                int duplex)
 348 {
 349         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 350
 351         hns_mac_adjust_link(mac_cb, speed, duplex);
 352 }
 353
 354 static void hns_ae_get_ring_bdnum_limit(struct hnae_queue *queue,
 355                                         u32 *uplimit)
 356 {
 357         *uplimit = HNS_RCB_RING_MAX_PENDING_BD;
 358 }
 359
 360 static void hns_ae_get_pauseparam(struct hnae_handle *handle,
 361                                   u32 *auto_neg, u32 *rx_en, u32 *tx_en)
 362 {
 363         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 364         struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
 365
 366         hns_mac_get_autoneg(mac_cb, auto_neg);
 367
 368         hns_mac_get_pauseparam(mac_cb, rx_en, tx_en);
 369
 370         /* Service port's pause feature is provided by DSAF, not mac */
 371         if (handle->port_type == HNAE_PORT_SERVICE)
 372                 hns_dsaf_get_rx_mac_pause_en(dsaf_dev, mac_cb->mac_id, rx_en);
 373 }
 374
 375 static int hns_ae_set_autoneg(struct hnae_handle *handle, u8 enable)
 376 {
 377         assert(handle);
 378
 379         return hns_mac_set_autoneg(hns_get_mac_cb(handle), enable);
 380 }
 381
 382 static void hns_ae_set_promisc_mode(struct hnae_handle *handle, u32 en)
 383 {
 384         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 385
 386         hns_dsaf_set_promisc_mode(hns_ae_get_dsaf_dev(handle->dev), en);
 387         hns_mac_set_promisc(mac_cb, (u8)!!en);
 388 }
 389
 390 static int hns_ae_get_autoneg(struct hnae_handle *handle)
 391 {
 392         u32     auto_neg;
 393
 394         assert(handle);
 395
 396         hns_mac_get_autoneg(hns_get_mac_cb(handle), &auto_neg);
 397
 398         return auto_neg;
 399 }
 400
 401 static int hns_ae_set_pauseparam(struct hnae_handle *handle,
 402                                  u32 autoneg, u32 rx_en, u32 tx_en)
 403 {
 404         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 405         struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
 406         int ret;
 407
 408         ret = hns_mac_set_autoneg(mac_cb, autoneg);
 409         if (ret)
 410                 return ret;
 411
 412         /* Service port's pause feature is provided by DSAF, not mac */
 413         if (handle->port_type == HNAE_PORT_SERVICE) {
 414                 ret = hns_dsaf_set_rx_mac_pause_en(dsaf_dev,
 415                                                    mac_cb->mac_id, rx_en);
 416                 if (ret)
 417                         return ret;
 418                 rx_en = 0;
 419         }
 420         return hns_mac_set_pauseparam(mac_cb, rx_en, tx_en);
 421 }
 422
 423 static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle,
 424                                       u32 *tx_usecs, u32 *rx_usecs)
 425 {
 426         struct ring_pair_cb *ring_pair =
 427                 container_of(handle->qs[0], struct ring_pair_cb, q);
 428
 429         *tx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common,
 430                                                ring_pair->port_id_in_comm);
 431         *rx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common,
 432                                                ring_pair->port_id_in_comm);
 433 }
 434
 435 static void hns_ae_get_rx_max_coalesced_frames(struct hnae_handle *handle,
 436                                                u32 *tx_frames, u32 *rx_frames)
 437 {
 438         struct ring_pair_cb *ring_pair =
 439                 container_of(handle->qs[0], struct ring_pair_cb, q);
 440
 441         *tx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common,
 442                                                   ring_pair->port_id_in_comm);
 443         *rx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common,
 444                                                   ring_pair->port_id_in_comm);
 445 }
 446
 447 static int hns_ae_set_coalesce_usecs(struct hnae_handle *handle,
 448                                      u32 timeout)
 449 {
 450         struct ring_pair_cb *ring_pair =
 451                 container_of(handle->qs[0], struct ring_pair_cb, q);
 452
 453         return hns_rcb_set_coalesce_usecs(
 454                 ring_pair->rcb_common, ring_pair->port_id_in_comm, timeout);
 455 }
 456
 457 static int  hns_ae_set_coalesce_frames(struct hnae_handle *handle,
 458                                        u32 coalesce_frames)
 459 {
 460         struct ring_pair_cb *ring_pair =
 461                 container_of(handle->qs[0], struct ring_pair_cb, q);
 462
 463         return hns_rcb_set_coalesced_frames(
 464                 ring_pair->rcb_common,
 465                 ring_pair->port_id_in_comm, coalesce_frames);
 466 }
 467
 468 static void hns_ae_get_coalesce_range(struct hnae_handle *handle,
 469                                       u32 *tx_frames_low, u32 *rx_frames_low,
 470                                       u32 *tx_frames_high, u32 *rx_frames_high,
 471                                       u32 *tx_usecs_low, u32 *rx_usecs_low,
 472                                       u32 *tx_usecs_high, u32 *rx_usecs_high)
 473 {
 474         struct dsaf_device *dsaf_dev;
 475
 476         dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
 477
 478         *tx_frames_low  = HNS_RCB_MIN_COALESCED_FRAMES;
 479         *rx_frames_low  = HNS_RCB_MIN_COALESCED_FRAMES;
 480         *tx_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         *rx_frames_high =
 484                 (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ?
 485                  HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1;
 486         *tx_usecs_low   = 0;
 487         *rx_usecs_low   = 0;
 488         *tx_usecs_high  = HNS_RCB_MAX_COALESCED_USECS;
 489         *rx_usecs_high  = HNS_RCB_MAX_COALESCED_USECS;
 490 }
 491
 492 void hns_ae_update_stats(struct hnae_handle *handle,
 493                          struct net_device_stats *net_stats)
 494 {
 495         int port;
 496         int idx;
 497         struct dsaf_device *dsaf_dev;
 498         struct hns_mac_cb *mac_cb;
 499         struct hns_ppe_cb *ppe_cb;
 500         struct hnae_queue *queue;
 501         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 502         u64 tx_bytes = 0, rx_bytes = 0, tx_packets = 0, rx_packets = 0;
 503         u64 rx_errors = 0, tx_errors = 0, tx_dropped = 0;
 504         u64 rx_missed_errors = 0;
 505
 506         dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
 507         if (!dsaf_dev)
 508                 return;
 509         port = vf_cb->port_index;
 510         ppe_cb = hns_get_ppe_cb(handle);
 511         mac_cb = hns_get_mac_cb(handle);
 512
 513         for (idx = 0; idx < handle->q_num; idx++) {
 514                 queue = handle->qs[idx];
 515                 hns_rcb_update_stats(queue);
 516
 517                 tx_bytes += queue->tx_ring.stats.tx_bytes;
 518                 tx_packets += queue->tx_ring.stats.tx_pkts;
 519                 rx_bytes += queue->rx_ring.stats.rx_bytes;
 520                 rx_packets += queue->rx_ring.stats.rx_pkts;
 521
 522                 rx_errors += queue->rx_ring.stats.err_pkt_len
 523                                 + queue->rx_ring.stats.l2_err
 524                                 + queue->rx_ring.stats.l3l4_csum_err;
 525         }
 526
 527         hns_ppe_update_stats(ppe_cb);
 528         rx_missed_errors = ppe_cb->hw_stats.rx_drop_no_buf;
 529         tx_errors += ppe_cb->hw_stats.tx_err_checksum
 530                 + ppe_cb->hw_stats.tx_err_fifo_empty;
 531
 532         if (mac_cb->mac_type == HNAE_PORT_SERVICE) {
 533                 hns_dsaf_update_stats(dsaf_dev, port);
 534                 /* for port upline direction, i.e., rx. */
 535                 rx_missed_errors += dsaf_dev->hw_stats[port].bp_drop;
 536                 rx_missed_errors += dsaf_dev->hw_stats[port].pad_drop;
 537                 rx_missed_errors += dsaf_dev->hw_stats[port].crc_false;
 538
 539                 /* for port downline direction, i.e., tx. */
 540                 port = port + DSAF_PPE_INODE_BASE;
 541                 hns_dsaf_update_stats(dsaf_dev, port);
 542                 tx_dropped += dsaf_dev->hw_stats[port].bp_drop;
 543                 tx_dropped += dsaf_dev->hw_stats[port].pad_drop;
 544                 tx_dropped += dsaf_dev->hw_stats[port].crc_false;
 545                 tx_dropped += dsaf_dev->hw_stats[port].rslt_drop;
 546                 tx_dropped += dsaf_dev->hw_stats[port].vlan_drop;
 547                 tx_dropped += dsaf_dev->hw_stats[port].stp_drop;
 548         }
 549
 550         hns_mac_update_stats(mac_cb);
 551         rx_errors += mac_cb->hw_stats.rx_fifo_overrun_err;
 552
 553         tx_errors += mac_cb->hw_stats.tx_bad_pkts
 554                 + mac_cb->hw_stats.tx_fragment_err
 555                 + mac_cb->hw_stats.tx_jabber_err
 556                 + mac_cb->hw_stats.tx_underrun_err
 557                 + mac_cb->hw_stats.tx_crc_err;
 558
 559         net_stats->tx_bytes = tx_bytes;
 560         net_stats->tx_packets = tx_packets;
 561         net_stats->rx_bytes = rx_bytes;
 562         net_stats->rx_dropped = 0;
 563         net_stats->rx_packets = rx_packets;
 564         net_stats->rx_errors = rx_errors;
 565         net_stats->tx_errors = tx_errors;
 566         net_stats->tx_dropped = tx_dropped;
 567         net_stats->rx_missed_errors = rx_missed_errors;
 568         net_stats->rx_crc_errors = mac_cb->hw_stats.rx_fcs_err;
 569         net_stats->rx_frame_errors = mac_cb->hw_stats.rx_align_err;
 570         net_stats->rx_fifo_errors = mac_cb->hw_stats.rx_fifo_overrun_err;
 571         net_stats->rx_length_errors = mac_cb->hw_stats.rx_len_err;
 572         net_stats->multicast = mac_cb->hw_stats.rx_mc_pkts;
 573 }
 574
 575 void hns_ae_get_stats(struct hnae_handle *handle, u64 *data)
 576 {
 577         int idx;
 578         struct hns_mac_cb *mac_cb;
 579         struct hns_ppe_cb *ppe_cb;
 580         u64 *p = data;
 581         struct  hnae_vf_cb *vf_cb;
 582
 583         if (!handle || !data) {
 584                 pr_err("hns_ae_get_stats NULL handle or data pointer!\n");
 585                 return;
 586         }
 587
 588         vf_cb = hns_ae_get_vf_cb(handle);
 589         mac_cb = hns_get_mac_cb(handle);
 590         ppe_cb = hns_get_ppe_cb(handle);
 591
 592         for (idx = 0; idx < handle->q_num; idx++) {
 593                 hns_rcb_get_stats(handle->qs[idx], p);
 594                 p += hns_rcb_get_ring_sset_count((int)ETH_SS_STATS);
 595         }
 596
 597         hns_ppe_get_stats(ppe_cb, p);
 598         p += hns_ppe_get_sset_count((int)ETH_SS_STATS);
 599
 600         hns_mac_get_stats(mac_cb, p);
 601         p += hns_mac_get_sset_count(mac_cb, (int)ETH_SS_STATS);
 602
 603         if (mac_cb->mac_type == HNAE_PORT_SERVICE)
 604                 hns_dsaf_get_stats(vf_cb->dsaf_dev, p, vf_cb->port_index);
 605 }
 606
 607 void hns_ae_get_strings(struct hnae_handle *handle,
 608                         u32 stringset, u8 *data)
 609 {
 610         int port;
 611         int idx;
 612         struct hns_mac_cb *mac_cb;
 613         struct hns_ppe_cb *ppe_cb;
 614         struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
 615         u8 *p = data;
 616         struct  hnae_vf_cb *vf_cb;
 617
 618         assert(handle);
 619
 620         vf_cb = hns_ae_get_vf_cb(handle);
 621         port = vf_cb->port_index;
 622         mac_cb = hns_get_mac_cb(handle);
 623         ppe_cb = hns_get_ppe_cb(handle);
 624
 625         for (idx = 0; idx < handle->q_num; idx++) {
 626                 hns_rcb_get_strings(stringset, p, idx);
 627                 p += ETH_GSTRING_LEN * hns_rcb_get_ring_sset_count(stringset);
 628         }
 629
 630         hns_ppe_get_strings(ppe_cb, stringset, p);
 631         p += ETH_GSTRING_LEN * hns_ppe_get_sset_count(stringset);
 632
 633         hns_mac_get_strings(mac_cb, stringset, p);
 634         p += ETH_GSTRING_LEN * hns_mac_get_sset_count(mac_cb, stringset);
 635
 636         if (mac_cb->mac_type == HNAE_PORT_SERVICE)
 637                 hns_dsaf_get_strings(stringset, p, port, dsaf_dev);
 638 }
 639
 640 int hns_ae_get_sset_count(struct hnae_handle *handle, int stringset)
 641 {
 642         u32 sset_count = 0;
 643         struct hns_mac_cb *mac_cb;
 644         struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
 645
 646         assert(handle);
 647
 648         mac_cb = hns_get_mac_cb(handle);
 649
 650         sset_count += hns_rcb_get_ring_sset_count(stringset) * handle->q_num;
 651         sset_count += hns_ppe_get_sset_count(stringset);
 652         sset_count += hns_mac_get_sset_count(mac_cb, stringset);
 653
 654         if (mac_cb->mac_type == HNAE_PORT_SERVICE)
 655                 sset_count += hns_dsaf_get_sset_count(dsaf_dev, stringset);
 656
 657         return sset_count;
 658 }
 659
 660 static int hns_ae_config_loopback(struct hnae_handle *handle,
 661                                   enum hnae_loop loop, int en)
 662 {
 663         int ret;
 664         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 665         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 666         struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
 667
 668         switch (loop) {
 669         case MAC_INTERNALLOOP_PHY:
 670                 ret = 0;
 671                 break;
 672         case MAC_INTERNALLOOP_SERDES:
 673                 ret = dsaf_dev->misc_op->cfg_serdes_loopback(vf_cb->mac_cb,
 674                                                              !!en);
 675                 break;
 676         case MAC_INTERNALLOOP_MAC:
 677                 ret = hns_mac_config_mac_loopback(vf_cb->mac_cb, loop, en);
 678                 break;
 679         default:
 680                 ret = -EINVAL;
 681         }
 682
 683         if (!ret)
 684                 hns_dsaf_set_inner_lb(mac_cb->dsaf_dev, mac_cb->mac_id, en);
 685
 686         return ret;
 687 }
 688
 689 void hns_ae_update_led_status(struct hnae_handle *handle)
 690 {
 691         struct hns_mac_cb *mac_cb;
 692
 693         assert(handle);
 694         mac_cb = hns_get_mac_cb(handle);
 695         if (!mac_cb->cpld_ctrl)
 696                 return;
 697         hns_set_led_opt(mac_cb);
 698 }
 699
 700 int hns_ae_cpld_set_led_id(struct hnae_handle *handle,
 701                            enum hnae_led_state status)
 702 {
 703         struct hns_mac_cb *mac_cb;
 704
 705         assert(handle);
 706
 707         mac_cb = hns_get_mac_cb(handle);
 708
 709         return hns_cpld_led_set_id(mac_cb, status);
 710 }
 711
 712 void hns_ae_get_regs(struct hnae_handle *handle, void *data)
 713 {
 714         u32 *p = data;
 715         int i;
 716         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 717         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 718
 719         hns_ppe_get_regs(ppe_cb, p);
 720         p += hns_ppe_get_regs_count();
 721
 722         hns_rcb_get_common_regs(vf_cb->dsaf_dev->rcb_common[0], p);
 723         p += hns_rcb_get_common_regs_count();
 724
 725         for (i = 0; i < handle->q_num; i++) {
 726                 hns_rcb_get_ring_regs(handle->qs[i], p);
 727                 p += hns_rcb_get_ring_regs_count();
 728         }
 729
 730         hns_mac_get_regs(vf_cb->mac_cb, p);
 731         p += hns_mac_get_regs_count(vf_cb->mac_cb);
 732
 733         if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE)
 734                 hns_dsaf_get_regs(vf_cb->dsaf_dev, vf_cb->port_index, p);
 735 }
 736
 737 int hns_ae_get_regs_len(struct hnae_handle *handle)
 738 {
 739         u32 total_num;
 740         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 741
 742         total_num = hns_ppe_get_regs_count();
 743         total_num += hns_rcb_get_common_regs_count();
 744         total_num += hns_rcb_get_ring_regs_count() * handle->q_num;
 745         total_num += hns_mac_get_regs_count(vf_cb->mac_cb);
 746
 747         if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE)
 748                 total_num += hns_dsaf_get_regs_count();
 749
 750         return total_num;
 751 }
 752
 753 static u32 hns_ae_get_rss_key_size(struct hnae_handle *handle)
 754 {
 755         return HNS_PPEV2_RSS_KEY_SIZE;
 756 }
 757
 758 static u32 hns_ae_get_rss_indir_size(struct hnae_handle *handle)
 759 {
 760         return HNS_PPEV2_RSS_IND_TBL_SIZE;
 761 }
 762
 763 static int hns_ae_get_rss(struct hnae_handle *handle, u32 *indir, u8 *key,
 764                           u8 *hfunc)
 765 {
 766         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 767
 768         /* currently we support only one type of hash function i.e. Toep hash */
 769         if (hfunc)
 770                 *hfunc = ETH_RSS_HASH_TOP;
 771
 772         /* get the RSS Key required by the user */
 773         if (key)
 774                 memcpy(key, ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE);
 775
 776         /* update the current hash->queue mappings from the shadow RSS table */
 777         memcpy(indir, ppe_cb->rss_indir_table,
 778                HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir));
 779
 780         return 0;
 781 }
 782
 783 static int hns_ae_set_rss(struct hnae_handle *handle, const u32 *indir,
 784                           const u8 *key, const u8 hfunc)
 785 {
 786         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 787
 788         /* set the RSS Hash Key if specififed by the user */
 789         if (key)
 790                 hns_ppe_set_rss_key(ppe_cb, (u32 *)key);
 791
 792         /* update the shadow RSS table with user specified qids */
 793         memcpy(ppe_cb->rss_indir_table, indir,
 794                HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir));
 795
 796         /* now update the hardware */
 797         hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table);
 798
 799         return 0;
 800 }
 801
 802 static struct hnae_ae_ops hns_dsaf_ops = {
 803         .get_handle = hns_ae_get_handle,
 804         .put_handle = hns_ae_put_handle,
 805         .init_queue = hns_ae_init_queue,
 806         .fini_queue = hns_ae_fini_queue,
 807         .start = hns_ae_start,
 808         .stop = hns_ae_stop,
 809         .reset = hns_ae_reset,
 810         .toggle_ring_irq = hns_ae_toggle_ring_irq,
 811         .toggle_queue_status = hns_ae_toggle_queue_status,
 812         .get_status = hns_ae_get_link_status,
 813         .get_info = hns_ae_get_mac_info,
 814         .adjust_link = hns_ae_adjust_link,
 815         .set_loopback = hns_ae_config_loopback,
 816         .get_ring_bdnum_limit = hns_ae_get_ring_bdnum_limit,
 817         .get_pauseparam = hns_ae_get_pauseparam,
 818         .set_autoneg = hns_ae_set_autoneg,
 819         .get_autoneg = hns_ae_get_autoneg,
 820         .set_pauseparam = hns_ae_set_pauseparam,
 821         .get_coalesce_usecs = hns_ae_get_coalesce_usecs,
 822         .get_rx_max_coalesced_frames = hns_ae_get_rx_max_coalesced_frames,
 823         .set_coalesce_usecs = hns_ae_set_coalesce_usecs,
 824         .set_coalesce_frames = hns_ae_set_coalesce_frames,
 825         .get_coalesce_range = hns_ae_get_coalesce_range,
 826         .set_promisc_mode = hns_ae_set_promisc_mode,
 827         .set_mac_addr = hns_ae_set_mac_address,
 828         .set_mc_addr = hns_ae_set_multicast_one,
 829         .set_mtu = hns_ae_set_mtu,
 830         .update_stats = hns_ae_update_stats,
 831         .set_tso_stats = hns_ae_set_tso_stats,
 832         .get_stats = hns_ae_get_stats,
 833         .get_strings = hns_ae_get_strings,
 834         .get_sset_count = hns_ae_get_sset_count,
 835         .update_led_status = hns_ae_update_led_status,
 836         .set_led_id = hns_ae_cpld_set_led_id,
 837         .get_regs = hns_ae_get_regs,
 838         .get_regs_len = hns_ae_get_regs_len,
 839         .get_rss_key_size = hns_ae_get_rss_key_size,
 840         .get_rss_indir_size = hns_ae_get_rss_indir_size,
 841         .get_rss = hns_ae_get_rss,
 842         .set_rss = hns_ae_set_rss
 843 };
 844
 845 int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev)
 846 {
 847         struct hnae_ae_dev *ae_dev = &dsaf_dev->ae_dev;
 848         static atomic_t id = ATOMIC_INIT(-1);
 849
 850         switch (dsaf_dev->dsaf_ver) {
 851         case AE_VERSION_1:
 852                 hns_dsaf_ops.toggle_ring_irq = hns_ae_toggle_ring_irq;
 853                 break;
 854         case AE_VERSION_2:
 855                 hns_dsaf_ops.toggle_ring_irq = hns_aev2_toggle_ring_irq;
 856                 break;
 857         default:
 858                 break;
 859         }
 860
 861         snprintf(ae_dev->name, AE_NAME_SIZE, "%s%d", DSAF_DEVICE_NAME,
 862                  (int)atomic_inc_return(&id));
 863         ae_dev->ops = &hns_dsaf_ops;
 864         ae_dev->dev = dsaf_dev->dev;
 865
 866         return hnae_ae_register(ae_dev, THIS_MODULE);
 867 }
 868
 869 void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev)
 870 {
 871         hnae_ae_unregister(&dsaf_dev->ae_dev);
 872 }