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         u8 port_num;
 211
 212         assert(mac_cb);
 213
 214         if (mac_cb->mac_type != HNAE_PORT_SERVICE)
 215                 return 0;
 216
 217         ret = hns_mac_set_multi(mac_cb, mac_cb->mac_id, mac_addr, true);
 218         if (ret) {
 219                 dev_err(handle->owner_dev,
 220                         "mac add mul_mac:%pM port%d  fail, ret = %#x!\n",
 221                         mac_addr, mac_cb->mac_id, ret);
 222                 return ret;
 223         }
 224
 225         ret = hns_mac_get_inner_port_num(mac_cb, handle->vf_id, &port_num);
 226         if (ret)
 227                 return ret;
 228
 229         ret = hns_mac_set_multi(mac_cb, port_num, mac_addr, true);
 230         if (ret)
 231                 dev_err(handle->owner_dev,
 232                         "mac add mul_mac:%pM port%d  fail, ret = %#x!\n",
 233                         mac_addr, DSAF_BASE_INNER_PORT_NUM, ret);
 234
 235         return ret;
 236 }
 237
 238 static int hns_ae_set_mtu(struct hnae_handle *handle, int new_mtu)
 239 {
 240         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 241
 242         return hns_mac_set_mtu(mac_cb, new_mtu);
 243 }
 244
 245 static void hns_ae_set_tso_stats(struct hnae_handle *handle, int enable)
 246 {
 247         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 248
 249         hns_ppe_set_tso_enable(ppe_cb, enable);
 250 }
 251
 252 static int hns_ae_start(struct hnae_handle *handle)
 253 {
 254         int ret;
 255         int k;
 256         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 257
 258         ret = hns_mac_vm_config_bc_en(mac_cb, 0, true);
 259         if (ret)
 260                 return ret;
 261
 262         for (k = 0; k < handle->q_num; k++) {
 263                 if (AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver))
 264                         hns_rcb_int_clr_hw(handle->qs[k],
 265                                            RCB_INT_FLAG_TX | RCB_INT_FLAG_RX);
 266                 else
 267                         hns_rcbv2_int_clr_hw(handle->qs[k],
 268                                              RCB_INT_FLAG_TX | RCB_INT_FLAG_RX);
 269         }
 270         hns_ae_ring_enable_all(handle, 1);
 271         msleep(100);
 272
 273         hns_mac_start(mac_cb);
 274
 275         return 0;
 276 }
 277
 278 void hns_ae_stop(struct hnae_handle *handle)
 279 {
 280         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 281
 282         /* just clean tx fbd, neednot rx fbd*/
 283         hns_rcb_wait_fbd_clean(handle->qs, handle->q_num, RCB_INT_FLAG_TX);
 284
 285         msleep(20);
 286
 287         hns_mac_stop(mac_cb);
 288
 289         usleep_range(10000, 20000);
 290
 291         hns_ae_ring_enable_all(handle, 0);
 292
 293         (void)hns_mac_vm_config_bc_en(mac_cb, 0, false);
 294 }
 295
 296 static void hns_ae_reset(struct hnae_handle *handle)
 297 {
 298         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 299
 300         if (vf_cb->mac_cb->mac_type == HNAE_PORT_DEBUG) {
 301                 hns_mac_reset(vf_cb->mac_cb);
 302                 hns_ppe_reset_common(vf_cb->dsaf_dev, 0);
 303         }
 304 }
 305
 306 void hns_ae_toggle_ring_irq(struct hnae_ring *ring, u32 mask)
 307 {
 308         u32 flag;
 309
 310         if (is_tx_ring(ring))
 311                 flag = RCB_INT_FLAG_TX;
 312         else
 313                 flag = RCB_INT_FLAG_RX;
 314
 315         hns_rcb_int_ctrl_hw(ring->q, flag, mask);
 316 }
 317
 318 static void hns_aev2_toggle_ring_irq(struct hnae_ring *ring, u32 mask)
 319 {
 320         u32 flag;
 321
 322         if (is_tx_ring(ring))
 323                 flag = RCB_INT_FLAG_TX;
 324         else
 325                 flag = RCB_INT_FLAG_RX;
 326
 327         hns_rcbv2_int_ctrl_hw(ring->q, flag, mask);
 328 }
 329
 330 static int hns_ae_get_link_status(struct hnae_handle *handle)
 331 {
 332         u32 link_status;
 333         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 334
 335         hns_mac_get_link_status(mac_cb, &link_status);
 336
 337         return !!link_status;
 338 }
 339
 340 static int hns_ae_get_mac_info(struct hnae_handle *handle,
 341                                u8 *auto_neg, u16 *speed, u8 *duplex)
 342 {
 343         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 344
 345         return hns_mac_get_port_info(mac_cb, auto_neg, speed, duplex);
 346 }
 347
 348 static void hns_ae_adjust_link(struct hnae_handle *handle, int speed,
 349                                int duplex)
 350 {
 351         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 352
 353         hns_mac_adjust_link(mac_cb, speed, duplex);
 354 }
 355
 356 static void hns_ae_get_ring_bdnum_limit(struct hnae_queue *queue,
 357                                         u32 *uplimit)
 358 {
 359         *uplimit = HNS_RCB_RING_MAX_PENDING_BD;
 360 }
 361
 362 static void hns_ae_get_pauseparam(struct hnae_handle *handle,
 363                                   u32 *auto_neg, u32 *rx_en, u32 *tx_en)
 364 {
 365         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 366         struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
 367
 368         hns_mac_get_autoneg(mac_cb, auto_neg);
 369
 370         hns_mac_get_pauseparam(mac_cb, rx_en, tx_en);
 371
 372         /* Service port's pause feature is provided by DSAF, not mac */
 373         if (handle->port_type == HNAE_PORT_SERVICE)
 374                 hns_dsaf_get_rx_mac_pause_en(dsaf_dev, mac_cb->mac_id, rx_en);
 375 }
 376
 377 static int hns_ae_set_autoneg(struct hnae_handle *handle, u8 enable)
 378 {
 379         assert(handle);
 380
 381         return hns_mac_set_autoneg(hns_get_mac_cb(handle), enable);
 382 }
 383
 384 static void hns_ae_set_promisc_mode(struct hnae_handle *handle, u32 en)
 385 {
 386         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 387
 388         hns_dsaf_set_promisc_mode(hns_ae_get_dsaf_dev(handle->dev), en);
 389         hns_mac_set_promisc(mac_cb, (u8)!!en);
 390 }
 391
 392 static int hns_ae_get_autoneg(struct hnae_handle *handle)
 393 {
 394         u32     auto_neg;
 395
 396         assert(handle);
 397
 398         hns_mac_get_autoneg(hns_get_mac_cb(handle), &auto_neg);
 399
 400         return auto_neg;
 401 }
 402
 403 static int hns_ae_set_pauseparam(struct hnae_handle *handle,
 404                                  u32 autoneg, u32 rx_en, u32 tx_en)
 405 {
 406         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 407         struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
 408         int ret;
 409
 410         ret = hns_mac_set_autoneg(mac_cb, autoneg);
 411         if (ret)
 412                 return ret;
 413
 414         /* Service port's pause feature is provided by DSAF, not mac */
 415         if (handle->port_type == HNAE_PORT_SERVICE) {
 416                 ret = hns_dsaf_set_rx_mac_pause_en(dsaf_dev,
 417                                                    mac_cb->mac_id, rx_en);
 418                 if (ret)
 419                         return ret;
 420                 rx_en = 0;
 421         }
 422         return hns_mac_set_pauseparam(mac_cb, rx_en, tx_en);
 423 }
 424
 425 static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle,
 426                                       u32 *tx_usecs, u32 *rx_usecs)
 427 {
 428         struct ring_pair_cb *ring_pair =
 429                 container_of(handle->qs[0], struct ring_pair_cb, q);
 430
 431         *tx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common,
 432                                                ring_pair->port_id_in_comm);
 433         *rx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common,
 434                                                ring_pair->port_id_in_comm);
 435 }
 436
 437 static void hns_ae_get_rx_max_coalesced_frames(struct hnae_handle *handle,
 438                                                u32 *tx_frames, u32 *rx_frames)
 439 {
 440         struct ring_pair_cb *ring_pair =
 441                 container_of(handle->qs[0], struct ring_pair_cb, q);
 442
 443         *tx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common,
 444                                                   ring_pair->port_id_in_comm);
 445         *rx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common,
 446                                                   ring_pair->port_id_in_comm);
 447 }
 448
 449 static int hns_ae_set_coalesce_usecs(struct hnae_handle *handle,
 450                                      u32 timeout)
 451 {
 452         struct ring_pair_cb *ring_pair =
 453                 container_of(handle->qs[0], struct ring_pair_cb, q);
 454
 455         return hns_rcb_set_coalesce_usecs(
 456                 ring_pair->rcb_common, ring_pair->port_id_in_comm, timeout);
 457 }
 458
 459 static int  hns_ae_set_coalesce_frames(struct hnae_handle *handle,
 460                                        u32 coalesce_frames)
 461 {
 462         struct ring_pair_cb *ring_pair =
 463                 container_of(handle->qs[0], struct ring_pair_cb, q);
 464
 465         return hns_rcb_set_coalesced_frames(
 466                 ring_pair->rcb_common,
 467                 ring_pair->port_id_in_comm, coalesce_frames);
 468 }
 469
 470 static void hns_ae_get_coalesce_range(struct hnae_handle *handle,
 471                                       u32 *tx_frames_low, u32 *rx_frames_low,
 472                                       u32 *tx_frames_high, u32 *rx_frames_high,
 473                                       u32 *tx_usecs_low, u32 *rx_usecs_low,
 474                                       u32 *tx_usecs_high, u32 *rx_usecs_high)
 475 {
 476         struct dsaf_device *dsaf_dev;
 477
 478         dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
 479
 480         *tx_frames_low  = HNS_RCB_MIN_COALESCED_FRAMES;
 481         *rx_frames_low  = HNS_RCB_MIN_COALESCED_FRAMES;
 482         *tx_frames_high =
 483                 (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ?
 484                 HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1;
 485         *rx_frames_high =
 486                 (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ?
 487                  HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1;
 488         *tx_usecs_low   = 0;
 489         *rx_usecs_low   = 0;
 490         *tx_usecs_high  = HNS_RCB_MAX_COALESCED_USECS;
 491         *rx_usecs_high  = HNS_RCB_MAX_COALESCED_USECS;
 492 }
 493
 494 void hns_ae_update_stats(struct hnae_handle *handle,
 495                          struct net_device_stats *net_stats)
 496 {
 497         int port;
 498         int idx;
 499         struct dsaf_device *dsaf_dev;
 500         struct hns_mac_cb *mac_cb;
 501         struct hns_ppe_cb *ppe_cb;
 502         struct hnae_queue *queue;
 503         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 504         u64 tx_bytes = 0, rx_bytes = 0, tx_packets = 0, rx_packets = 0;
 505         u64 rx_errors = 0, tx_errors = 0, tx_dropped = 0;
 506         u64 rx_missed_errors = 0;
 507
 508         dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
 509         if (!dsaf_dev)
 510                 return;
 511         port = vf_cb->port_index;
 512         ppe_cb = hns_get_ppe_cb(handle);
 513         mac_cb = hns_get_mac_cb(handle);
 514
 515         for (idx = 0; idx < handle->q_num; idx++) {
 516                 queue = handle->qs[idx];
 517                 hns_rcb_update_stats(queue);
 518
 519                 tx_bytes += queue->tx_ring.stats.tx_bytes;
 520                 tx_packets += queue->tx_ring.stats.tx_pkts;
 521                 rx_bytes += queue->rx_ring.stats.rx_bytes;
 522                 rx_packets += queue->rx_ring.stats.rx_pkts;
 523
 524                 rx_errors += queue->rx_ring.stats.err_pkt_len
 525                                 + queue->rx_ring.stats.l2_err
 526                                 + queue->rx_ring.stats.l3l4_csum_err;
 527         }
 528
 529         hns_ppe_update_stats(ppe_cb);
 530         rx_missed_errors = ppe_cb->hw_stats.rx_drop_no_buf;
 531         tx_errors += ppe_cb->hw_stats.tx_err_checksum
 532                 + ppe_cb->hw_stats.tx_err_fifo_empty;
 533
 534         if (mac_cb->mac_type == HNAE_PORT_SERVICE) {
 535                 hns_dsaf_update_stats(dsaf_dev, port);
 536                 /* for port upline direction, i.e., rx. */
 537                 rx_missed_errors += dsaf_dev->hw_stats[port].bp_drop;
 538                 rx_missed_errors += dsaf_dev->hw_stats[port].pad_drop;
 539                 rx_missed_errors += dsaf_dev->hw_stats[port].crc_false;
 540
 541                 /* for port downline direction, i.e., tx. */
 542                 port = port + DSAF_PPE_INODE_BASE;
 543                 hns_dsaf_update_stats(dsaf_dev, port);
 544                 tx_dropped += dsaf_dev->hw_stats[port].bp_drop;
 545                 tx_dropped += dsaf_dev->hw_stats[port].pad_drop;
 546                 tx_dropped += dsaf_dev->hw_stats[port].crc_false;
 547                 tx_dropped += dsaf_dev->hw_stats[port].rslt_drop;
 548                 tx_dropped += dsaf_dev->hw_stats[port].vlan_drop;
 549                 tx_dropped += dsaf_dev->hw_stats[port].stp_drop;
 550         }
 551
 552         hns_mac_update_stats(mac_cb);
 553         rx_errors += mac_cb->hw_stats.rx_fifo_overrun_err;
 554
 555         tx_errors += mac_cb->hw_stats.tx_bad_pkts
 556                 + mac_cb->hw_stats.tx_fragment_err
 557                 + mac_cb->hw_stats.tx_jabber_err
 558                 + mac_cb->hw_stats.tx_underrun_err
 559                 + mac_cb->hw_stats.tx_crc_err;
 560
 561         net_stats->tx_bytes = tx_bytes;
 562         net_stats->tx_packets = tx_packets;
 563         net_stats->rx_bytes = rx_bytes;
 564         net_stats->rx_dropped = 0;
 565         net_stats->rx_packets = rx_packets;
 566         net_stats->rx_errors = rx_errors;
 567         net_stats->tx_errors = tx_errors;
 568         net_stats->tx_dropped = tx_dropped;
 569         net_stats->rx_missed_errors = rx_missed_errors;
 570         net_stats->rx_crc_errors = mac_cb->hw_stats.rx_fcs_err;
 571         net_stats->rx_frame_errors = mac_cb->hw_stats.rx_align_err;
 572         net_stats->rx_fifo_errors = mac_cb->hw_stats.rx_fifo_overrun_err;
 573         net_stats->rx_length_errors = mac_cb->hw_stats.rx_len_err;
 574         net_stats->multicast = mac_cb->hw_stats.rx_mc_pkts;
 575 }
 576
 577 void hns_ae_get_stats(struct hnae_handle *handle, u64 *data)
 578 {
 579         int idx;
 580         struct hns_mac_cb *mac_cb;
 581         struct hns_ppe_cb *ppe_cb;
 582         u64 *p = data;
 583         struct  hnae_vf_cb *vf_cb;
 584
 585         if (!handle || !data) {
 586                 pr_err("hns_ae_get_stats NULL handle or data pointer!\n");
 587                 return;
 588         }
 589
 590         vf_cb = hns_ae_get_vf_cb(handle);
 591         mac_cb = hns_get_mac_cb(handle);
 592         ppe_cb = hns_get_ppe_cb(handle);
 593
 594         for (idx = 0; idx < handle->q_num; idx++) {
 595                 hns_rcb_get_stats(handle->qs[idx], p);
 596                 p += hns_rcb_get_ring_sset_count((int)ETH_SS_STATS);
 597         }
 598
 599         hns_ppe_get_stats(ppe_cb, p);
 600         p += hns_ppe_get_sset_count((int)ETH_SS_STATS);
 601
 602         hns_mac_get_stats(mac_cb, p);
 603         p += hns_mac_get_sset_count(mac_cb, (int)ETH_SS_STATS);
 604
 605         if (mac_cb->mac_type == HNAE_PORT_SERVICE)
 606                 hns_dsaf_get_stats(vf_cb->dsaf_dev, p, vf_cb->port_index);
 607 }
 608
 609 void hns_ae_get_strings(struct hnae_handle *handle,
 610                         u32 stringset, u8 *data)
 611 {
 612         int port;
 613         int idx;
 614         struct hns_mac_cb *mac_cb;
 615         struct hns_ppe_cb *ppe_cb;
 616         struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
 617         u8 *p = data;
 618         struct  hnae_vf_cb *vf_cb;
 619
 620         assert(handle);
 621
 622         vf_cb = hns_ae_get_vf_cb(handle);
 623         port = vf_cb->port_index;
 624         mac_cb = hns_get_mac_cb(handle);
 625         ppe_cb = hns_get_ppe_cb(handle);
 626
 627         for (idx = 0; idx < handle->q_num; idx++) {
 628                 hns_rcb_get_strings(stringset, p, idx);
 629                 p += ETH_GSTRING_LEN * hns_rcb_get_ring_sset_count(stringset);
 630         }
 631
 632         hns_ppe_get_strings(ppe_cb, stringset, p);
 633         p += ETH_GSTRING_LEN * hns_ppe_get_sset_count(stringset);
 634
 635         hns_mac_get_strings(mac_cb, stringset, p);
 636         p += ETH_GSTRING_LEN * hns_mac_get_sset_count(mac_cb, stringset);
 637
 638         if (mac_cb->mac_type == HNAE_PORT_SERVICE)
 639                 hns_dsaf_get_strings(stringset, p, port, dsaf_dev);
 640 }
 641
 642 int hns_ae_get_sset_count(struct hnae_handle *handle, int stringset)
 643 {
 644         u32 sset_count = 0;
 645         struct hns_mac_cb *mac_cb;
 646         struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
 647
 648         assert(handle);
 649
 650         mac_cb = hns_get_mac_cb(handle);
 651
 652         sset_count += hns_rcb_get_ring_sset_count(stringset) * handle->q_num;
 653         sset_count += hns_ppe_get_sset_count(stringset);
 654         sset_count += hns_mac_get_sset_count(mac_cb, stringset);
 655
 656         if (mac_cb->mac_type == HNAE_PORT_SERVICE)
 657                 sset_count += hns_dsaf_get_sset_count(dsaf_dev, stringset);
 658
 659         return sset_count;
 660 }
 661
 662 static int hns_ae_config_loopback(struct hnae_handle *handle,
 663                                   enum hnae_loop loop, int en)
 664 {
 665         int ret;
 666         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 667         struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
 668         struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
 669
 670         switch (loop) {
 671         case MAC_INTERNALLOOP_PHY:
 672                 ret = 0;
 673                 break;
 674         case MAC_INTERNALLOOP_SERDES:
 675                 ret = dsaf_dev->misc_op->cfg_serdes_loopback(vf_cb->mac_cb,
 676                                                              !!en);
 677                 break;
 678         case MAC_INTERNALLOOP_MAC:
 679                 ret = hns_mac_config_mac_loopback(vf_cb->mac_cb, loop, en);
 680                 break;
 681         default:
 682                 ret = -EINVAL;
 683         }
 684
 685         return ret;
 686 }
 687
 688 void hns_ae_update_led_status(struct hnae_handle *handle)
 689 {
 690         struct hns_mac_cb *mac_cb;
 691
 692         assert(handle);
 693         mac_cb = hns_get_mac_cb(handle);
 694         if (!mac_cb->cpld_ctrl)
 695                 return;
 696         hns_set_led_opt(mac_cb);
 697 }
 698
 699 int hns_ae_cpld_set_led_id(struct hnae_handle *handle,
 700                            enum hnae_led_state status)
 701 {
 702         struct hns_mac_cb *mac_cb;
 703
 704         assert(handle);
 705
 706         mac_cb = hns_get_mac_cb(handle);
 707
 708         return hns_cpld_led_set_id(mac_cb, status);
 709 }
 710
 711 void hns_ae_get_regs(struct hnae_handle *handle, void *data)
 712 {
 713         u32 *p = data;
 714         int i;
 715         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 716         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 717
 718         hns_ppe_get_regs(ppe_cb, p);
 719         p += hns_ppe_get_regs_count();
 720
 721         hns_rcb_get_common_regs(vf_cb->dsaf_dev->rcb_common[0], p);
 722         p += hns_rcb_get_common_regs_count();
 723
 724         for (i = 0; i < handle->q_num; i++) {
 725                 hns_rcb_get_ring_regs(handle->qs[i], p);
 726                 p += hns_rcb_get_ring_regs_count();
 727         }
 728
 729         hns_mac_get_regs(vf_cb->mac_cb, p);
 730         p += hns_mac_get_regs_count(vf_cb->mac_cb);
 731
 732         if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE)
 733                 hns_dsaf_get_regs(vf_cb->dsaf_dev, vf_cb->port_index, p);
 734 }
 735
 736 int hns_ae_get_regs_len(struct hnae_handle *handle)
 737 {
 738         u32 total_num;
 739         struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
 740
 741         total_num = hns_ppe_get_regs_count();
 742         total_num += hns_rcb_get_common_regs_count();
 743         total_num += hns_rcb_get_ring_regs_count() * handle->q_num;
 744         total_num += hns_mac_get_regs_count(vf_cb->mac_cb);
 745
 746         if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE)
 747                 total_num += hns_dsaf_get_regs_count();
 748
 749         return total_num;
 750 }
 751
 752 static u32 hns_ae_get_rss_key_size(struct hnae_handle *handle)
 753 {
 754         return HNS_PPEV2_RSS_KEY_SIZE;
 755 }
 756
 757 static u32 hns_ae_get_rss_indir_size(struct hnae_handle *handle)
 758 {
 759         return HNS_PPEV2_RSS_IND_TBL_SIZE;
 760 }
 761
 762 static int hns_ae_get_rss(struct hnae_handle *handle, u32 *indir, u8 *key,
 763                           u8 *hfunc)
 764 {
 765         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 766
 767         /* currently we support only one type of hash function i.e. Toep hash */
 768         if (hfunc)
 769                 *hfunc = ETH_RSS_HASH_TOP;
 770
 771         /* get the RSS Key required by the user */
 772         if (key)
 773                 memcpy(key, ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE);
 774
 775         /* update the current hash->queue mappings from the shadow RSS table */
 776         memcpy(indir, ppe_cb->rss_indir_table,
 777                HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir));
 778
 779         return 0;
 780 }
 781
 782 static int hns_ae_set_rss(struct hnae_handle *handle, const u32 *indir,
 783                           const u8 *key, const u8 hfunc)
 784 {
 785         struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
 786
 787         /* set the RSS Hash Key if specififed by the user */
 788         if (key)
 789                 hns_ppe_set_rss_key(ppe_cb, (u32 *)key);
 790
 791         /* update the shadow RSS table with user specified qids */
 792         memcpy(ppe_cb->rss_indir_table, indir,
 793                HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir));
 794
 795         /* now update the hardware */
 796         hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table);
 797
 798         return 0;
 799 }
 800
 801 static struct hnae_ae_ops hns_dsaf_ops = {
 802         .get_handle = hns_ae_get_handle,
 803         .put_handle = hns_ae_put_handle,
 804         .init_queue = hns_ae_init_queue,
 805         .fini_queue = hns_ae_fini_queue,
 806         .start = hns_ae_start,
 807         .stop = hns_ae_stop,
 808         .reset = hns_ae_reset,
 809         .toggle_ring_irq = hns_ae_toggle_ring_irq,
 810         .get_status = hns_ae_get_link_status,
 811         .get_info = hns_ae_get_mac_info,
 812         .adjust_link = hns_ae_adjust_link,
 813         .set_loopback = hns_ae_config_loopback,
 814         .get_ring_bdnum_limit = hns_ae_get_ring_bdnum_limit,
 815         .get_pauseparam = hns_ae_get_pauseparam,
 816         .set_autoneg = hns_ae_set_autoneg,
 817         .get_autoneg = hns_ae_get_autoneg,
 818         .set_pauseparam = hns_ae_set_pauseparam,
 819         .get_coalesce_usecs = hns_ae_get_coalesce_usecs,
 820         .get_rx_max_coalesced_frames = hns_ae_get_rx_max_coalesced_frames,
 821         .set_coalesce_usecs = hns_ae_set_coalesce_usecs,
 822         .set_coalesce_frames = hns_ae_set_coalesce_frames,
 823         .get_coalesce_range = hns_ae_get_coalesce_range,
 824         .set_promisc_mode = hns_ae_set_promisc_mode,
 825         .set_mac_addr = hns_ae_set_mac_address,
 826         .set_mc_addr = hns_ae_set_multicast_one,
 827         .set_mtu = hns_ae_set_mtu,
 828         .update_stats = hns_ae_update_stats,
 829         .set_tso_stats = hns_ae_set_tso_stats,
 830         .get_stats = hns_ae_get_stats,
 831         .get_strings = hns_ae_get_strings,
 832         .get_sset_count = hns_ae_get_sset_count,
 833         .update_led_status = hns_ae_update_led_status,
 834         .set_led_id = hns_ae_cpld_set_led_id,
 835         .get_regs = hns_ae_get_regs,
 836         .get_regs_len = hns_ae_get_regs_len,
 837         .get_rss_key_size = hns_ae_get_rss_key_size,
 838         .get_rss_indir_size = hns_ae_get_rss_indir_size,
 839         .get_rss = hns_ae_get_rss,
 840         .set_rss = hns_ae_set_rss
 841 };
 842
 843 int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev)
 844 {
 845         struct hnae_ae_dev *ae_dev = &dsaf_dev->ae_dev;
 846         static atomic_t id = ATOMIC_INIT(-1);
 847
 848         switch (dsaf_dev->dsaf_ver) {
 849         case AE_VERSION_1:
 850                 hns_dsaf_ops.toggle_ring_irq = hns_ae_toggle_ring_irq;
 851                 break;
 852         case AE_VERSION_2:
 853                 hns_dsaf_ops.toggle_ring_irq = hns_aev2_toggle_ring_irq;
 854                 break;
 855         default:
 856                 break;
 857         }
 858
 859         snprintf(ae_dev->name, AE_NAME_SIZE, "%s%d", DSAF_DEVICE_NAME,
 860                  (int)atomic_inc_return(&id));
 861         ae_dev->ops = &hns_dsaf_ops;
 862         ae_dev->dev = dsaf_dev->dev;
 863
 864         return hnae_ae_register(ae_dev, THIS_MODULE);
 865 }
 866
 867 void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev)
 868 {
 869         hnae_ae_unregister(&dsaf_dev->ae_dev);
 870 }