drivers/net/ixgbe/ixgbe_dcb_nl.c

   1 /*******************************************************************************
   2
   3   Intel 10 Gigabit PCI Express Linux driver
   4   Copyright(c) 1999 - 2008 Intel Corporation.
   5
   6   This program is free software; you can redistribute it and/or modify it
   7   under the terms and conditions of the GNU General Public License,
   8   version 2, as published by the Free Software Foundation.
   9
  10   This program is distributed in the hope it will be useful, but WITHOUT
  11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13   more details.
  14
  15   You should have received a copy of the GNU General Public License along with
  16   this program; if not, write to the Free Software Foundation, Inc.,
  17   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  18
  19   The full GNU General Public License is included in this distribution in
  20   the file called "COPYING".
  21
  22   Contact Information:
  23   Linux NICS <linux.nics@intel.com>
  24   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  25   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  26
  27 *******************************************************************************/
  28
  29 #include "ixgbe.h"
  30 #include <linux/dcbnl.h>
  31
  32 /* Callbacks for DCB netlink in the kernel */
  33 #define BIT_DCB_MODE    0x01
  34 #define BIT_PFC         0x02
  35 #define BIT_PG_RX       0x04
  36 #define BIT_PG_TX       0x08
  37 #define BIT_BCN         0x10
  38
  39 int ixgbe_copy_dcb_cfg(struct ixgbe_dcb_config *src_dcb_cfg,
  40                        struct ixgbe_dcb_config *dst_dcb_cfg, int tc_max)
  41 {
  42         struct tc_configuration *src_tc_cfg = NULL;
  43         struct tc_configuration *dst_tc_cfg = NULL;
  44         int i;
  45
  46         if (!src_dcb_cfg || !dst_dcb_cfg)
  47                 return -EINVAL;
  48
  49         for (i = DCB_PG_ATTR_TC_0; i < tc_max + DCB_PG_ATTR_TC_0; i++) {
  50                 src_tc_cfg = &src_dcb_cfg->tc_config[i - DCB_PG_ATTR_TC_0];
  51                 dst_tc_cfg = &dst_dcb_cfg->tc_config[i - DCB_PG_ATTR_TC_0];
  52
  53                 dst_tc_cfg->path[DCB_TX_CONFIG].prio_type =
  54                                 src_tc_cfg->path[DCB_TX_CONFIG].prio_type;
  55
  56                 dst_tc_cfg->path[DCB_TX_CONFIG].bwg_id =
  57                                 src_tc_cfg->path[DCB_TX_CONFIG].bwg_id;
  58
  59                 dst_tc_cfg->path[DCB_TX_CONFIG].bwg_percent =
  60                                 src_tc_cfg->path[DCB_TX_CONFIG].bwg_percent;
  61
  62                 dst_tc_cfg->path[DCB_TX_CONFIG].up_to_tc_bitmap =
  63                                 src_tc_cfg->path[DCB_TX_CONFIG].up_to_tc_bitmap;
  64
  65                 dst_tc_cfg->path[DCB_RX_CONFIG].prio_type =
  66                                 src_tc_cfg->path[DCB_RX_CONFIG].prio_type;
  67
  68                 dst_tc_cfg->path[DCB_RX_CONFIG].bwg_id =
  69                                 src_tc_cfg->path[DCB_RX_CONFIG].bwg_id;
  70
  71                 dst_tc_cfg->path[DCB_RX_CONFIG].bwg_percent =
  72                                 src_tc_cfg->path[DCB_RX_CONFIG].bwg_percent;
  73
  74                 dst_tc_cfg->path[DCB_RX_CONFIG].up_to_tc_bitmap =
  75                                 src_tc_cfg->path[DCB_RX_CONFIG].up_to_tc_bitmap;
  76         }
  77
  78         for (i = DCB_PG_ATTR_BW_ID_0; i < DCB_PG_ATTR_BW_ID_MAX; i++) {
  79                 dst_dcb_cfg->bw_percentage[DCB_TX_CONFIG]
  80                         [i-DCB_PG_ATTR_BW_ID_0] = src_dcb_cfg->bw_percentage
  81                                 [DCB_TX_CONFIG][i-DCB_PG_ATTR_BW_ID_0];
  82                 dst_dcb_cfg->bw_percentage[DCB_RX_CONFIG]
  83                         [i-DCB_PG_ATTR_BW_ID_0] = src_dcb_cfg->bw_percentage
  84                                 [DCB_RX_CONFIG][i-DCB_PG_ATTR_BW_ID_0];
  85         }
  86
  87         for (i = DCB_PFC_UP_ATTR_0; i < DCB_PFC_UP_ATTR_MAX; i++) {
  88                 dst_dcb_cfg->tc_config[i - DCB_PFC_UP_ATTR_0].dcb_pfc =
  89                         src_dcb_cfg->tc_config[i - DCB_PFC_UP_ATTR_0].dcb_pfc;
  90         }
  91
  92         for (i = DCB_BCN_ATTR_RP_0; i < DCB_BCN_ATTR_RP_ALL; i++) {
  93                 dst_dcb_cfg->bcn.rp_admin_mode[i - DCB_BCN_ATTR_RP_0] =
  94                         src_dcb_cfg->bcn.rp_admin_mode[i - DCB_BCN_ATTR_RP_0];
  95         }
  96         dst_dcb_cfg->bcn.bcna_option[0] = src_dcb_cfg->bcn.bcna_option[0];
  97         dst_dcb_cfg->bcn.bcna_option[1] = src_dcb_cfg->bcn.bcna_option[1];
  98         dst_dcb_cfg->bcn.rp_alpha = src_dcb_cfg->bcn.rp_alpha;
  99         dst_dcb_cfg->bcn.rp_beta = src_dcb_cfg->bcn.rp_beta;
 100         dst_dcb_cfg->bcn.rp_gd = src_dcb_cfg->bcn.rp_gd;
 101         dst_dcb_cfg->bcn.rp_gi = src_dcb_cfg->bcn.rp_gi;
 102         dst_dcb_cfg->bcn.rp_tmax = src_dcb_cfg->bcn.rp_tmax;
 103         dst_dcb_cfg->bcn.rp_td = src_dcb_cfg->bcn.rp_td;
 104         dst_dcb_cfg->bcn.rp_rmin = src_dcb_cfg->bcn.rp_rmin;
 105         dst_dcb_cfg->bcn.rp_w = src_dcb_cfg->bcn.rp_w;
 106         dst_dcb_cfg->bcn.rp_rd = src_dcb_cfg->bcn.rp_rd;
 107         dst_dcb_cfg->bcn.rp_ru = src_dcb_cfg->bcn.rp_ru;
 108         dst_dcb_cfg->bcn.rp_wrtt = src_dcb_cfg->bcn.rp_wrtt;
 109         dst_dcb_cfg->bcn.rp_ri = src_dcb_cfg->bcn.rp_ri;
 110
 111         return 0;
 112 }
 113
 114 static u8 ixgbe_dcbnl_get_state(struct net_device *netdev)
 115 {
 116         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 117
 118         DPRINTK(DRV, INFO, "Get DCB Admin Mode.\n");
 119
 120         return !!(adapter->flags & IXGBE_FLAG_DCB_ENABLED);
 121 }
 122
 123 static u16 ixgbe_dcb_select_queue(struct net_device *dev, struct sk_buff *skb)
 124 {
 125         /* All traffic should default to class 0 */
 126         return 0;
 127 }
 128
 129 static u8 ixgbe_dcbnl_set_state(struct net_device *netdev, u8 state)
 130 {
 131         u8 err = 0;
 132         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 133
 134         DPRINTK(DRV, INFO, "Set DCB Admin Mode.\n");
 135
 136         if (state > 0) {
 137                 /* Turn on DCB */
 138                 if (adapter->flags & IXGBE_FLAG_DCB_ENABLED)
 139                         goto out;
 140
 141                 if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) {
 142                         DPRINTK(DRV, ERR, "Enable failed, needs MSI-X\n");
 143                         err = 1;
 144                         goto out;
 145                 }
 146
 147                 if (netif_running(netdev))
 148                         netdev->netdev_ops->ndo_stop(netdev);
 149                 ixgbe_reset_interrupt_capability(adapter);
 150                 ixgbe_napi_del_all(adapter);
 151                 kfree(adapter->tx_ring);
 152                 kfree(adapter->rx_ring);
 153                 adapter->tx_ring = NULL;
 154                 adapter->rx_ring = NULL;
 155                 netdev->select_queue = &ixgbe_dcb_select_queue;
 156
 157                 adapter->flags &= ~IXGBE_FLAG_RSS_ENABLED;
 158                 adapter->flags |= IXGBE_FLAG_DCB_ENABLED;
 159                 ixgbe_init_interrupt_scheme(adapter);
 160                 ixgbe_napi_add_all(adapter);
 161                 if (netif_running(netdev))
 162                         netdev->netdev_ops->ndo_open(netdev);
 163         } else {
 164                 /* Turn off DCB */
 165                 if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
 166                         if (netif_running(netdev))
 167                                 netdev->netdev_ops->ndo_stop(netdev);
 168                         ixgbe_reset_interrupt_capability(adapter);
 169                         ixgbe_napi_del_all(adapter);
 170                         kfree(adapter->tx_ring);
 171                         kfree(adapter->rx_ring);
 172                         adapter->tx_ring = NULL;
 173                         adapter->rx_ring = NULL;
 174                         netdev->select_queue = NULL;
 175
 176                         adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED;
 177                         adapter->flags |= IXGBE_FLAG_RSS_ENABLED;
 178                         ixgbe_init_interrupt_scheme(adapter);
 179                         ixgbe_napi_add_all(adapter);
 180                         if (netif_running(netdev))
 181                                 netdev->netdev_ops->ndo_open(netdev);
 182                 }
 183         }
 184 out:
 185         return err;
 186 }
 187
 188 static void ixgbe_dcbnl_get_perm_hw_addr(struct net_device *netdev,
 189                                          u8 *perm_addr)
 190 {
 191         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 192         int i;
 193
 194         for (i = 0; i < netdev->addr_len; i++)
 195                 perm_addr[i] = adapter->hw.mac.perm_addr[i];
 196 }
 197
 198 static void ixgbe_dcbnl_set_pg_tc_cfg_tx(struct net_device *netdev, int tc,
 199                                          u8 prio, u8 bwg_id, u8 bw_pct,
 200                                          u8 up_map)
 201 {
 202         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 203
 204         if (prio != DCB_ATTR_VALUE_UNDEFINED)
 205                 adapter->temp_dcb_cfg.tc_config[tc].path[0].prio_type = prio;
 206         if (bwg_id != DCB_ATTR_VALUE_UNDEFINED)
 207                 adapter->temp_dcb_cfg.tc_config[tc].path[0].bwg_id = bwg_id;
 208         if (bw_pct != DCB_ATTR_VALUE_UNDEFINED)
 209                 adapter->temp_dcb_cfg.tc_config[tc].path[0].bwg_percent =
 210                         bw_pct;
 211         if (up_map != DCB_ATTR_VALUE_UNDEFINED)
 212                 adapter->temp_dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap =
 213                         up_map;
 214
 215         if ((adapter->temp_dcb_cfg.tc_config[tc].path[0].prio_type !=
 216              adapter->dcb_cfg.tc_config[tc].path[0].prio_type) ||
 217             (adapter->temp_dcb_cfg.tc_config[tc].path[0].bwg_id !=
 218              adapter->dcb_cfg.tc_config[tc].path[0].bwg_id) ||
 219             (adapter->temp_dcb_cfg.tc_config[tc].path[0].bwg_percent !=
 220              adapter->dcb_cfg.tc_config[tc].path[0].bwg_percent) ||
 221             (adapter->temp_dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap !=
 222              adapter->dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap))
 223                 adapter->dcb_set_bitmap |= BIT_PG_TX;
 224 }
 225
 226 static void ixgbe_dcbnl_set_pg_bwg_cfg_tx(struct net_device *netdev, int bwg_id,
 227                                           u8 bw_pct)
 228 {
 229         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 230
 231         adapter->temp_dcb_cfg.bw_percentage[0][bwg_id] = bw_pct;
 232
 233         if (adapter->temp_dcb_cfg.bw_percentage[0][bwg_id] !=
 234             adapter->dcb_cfg.bw_percentage[0][bwg_id])
 235                 adapter->dcb_set_bitmap |= BIT_PG_RX;
 236 }
 237
 238 static void ixgbe_dcbnl_set_pg_tc_cfg_rx(struct net_device *netdev, int tc,
 239                                          u8 prio, u8 bwg_id, u8 bw_pct,
 240                                          u8 up_map)
 241 {
 242         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 243
 244         if (prio != DCB_ATTR_VALUE_UNDEFINED)
 245                 adapter->temp_dcb_cfg.tc_config[tc].path[1].prio_type = prio;
 246         if (bwg_id != DCB_ATTR_VALUE_UNDEFINED)
 247                 adapter->temp_dcb_cfg.tc_config[tc].path[1].bwg_id = bwg_id;
 248         if (bw_pct != DCB_ATTR_VALUE_UNDEFINED)
 249                 adapter->temp_dcb_cfg.tc_config[tc].path[1].bwg_percent =
 250                         bw_pct;
 251         if (up_map != DCB_ATTR_VALUE_UNDEFINED)
 252                 adapter->temp_dcb_cfg.tc_config[tc].path[1].up_to_tc_bitmap =
 253                         up_map;
 254
 255         if ((adapter->temp_dcb_cfg.tc_config[tc].path[1].prio_type !=
 256              adapter->dcb_cfg.tc_config[tc].path[1].prio_type) ||
 257             (adapter->temp_dcb_cfg.tc_config[tc].path[1].bwg_id !=
 258              adapter->dcb_cfg.tc_config[tc].path[1].bwg_id) ||
 259             (adapter->temp_dcb_cfg.tc_config[tc].path[1].bwg_percent !=
 260              adapter->dcb_cfg.tc_config[tc].path[1].bwg_percent) ||
 261             (adapter->temp_dcb_cfg.tc_config[tc].path[1].up_to_tc_bitmap !=
 262              adapter->dcb_cfg.tc_config[tc].path[1].up_to_tc_bitmap))
 263                 adapter->dcb_set_bitmap |= BIT_PG_RX;
 264 }
 265
 266 static void ixgbe_dcbnl_set_pg_bwg_cfg_rx(struct net_device *netdev, int bwg_id,
 267                                           u8 bw_pct)
 268 {
 269         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 270
 271         adapter->temp_dcb_cfg.bw_percentage[1][bwg_id] = bw_pct;
 272
 273         if (adapter->temp_dcb_cfg.bw_percentage[1][bwg_id] !=
 274             adapter->dcb_cfg.bw_percentage[1][bwg_id])
 275                 adapter->dcb_set_bitmap |= BIT_PG_RX;
 276 }
 277
 278 static void ixgbe_dcbnl_get_pg_tc_cfg_tx(struct net_device *netdev, int tc,
 279                                          u8 *prio, u8 *bwg_id, u8 *bw_pct,
 280                                          u8 *up_map)
 281 {
 282         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 283
 284         *prio = adapter->dcb_cfg.tc_config[tc].path[0].prio_type;
 285         *bwg_id = adapter->dcb_cfg.tc_config[tc].path[0].bwg_id;
 286         *bw_pct = adapter->dcb_cfg.tc_config[tc].path[0].bwg_percent;
 287         *up_map = adapter->dcb_cfg.tc_config[tc].path[0].up_to_tc_bitmap;
 288 }
 289
 290 static void ixgbe_dcbnl_get_pg_bwg_cfg_tx(struct net_device *netdev, int bwg_id,
 291                                           u8 *bw_pct)
 292 {
 293         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 294
 295         *bw_pct = adapter->dcb_cfg.bw_percentage[0][bwg_id];
 296 }
 297
 298 static void ixgbe_dcbnl_get_pg_tc_cfg_rx(struct net_device *netdev, int tc,
 299                                          u8 *prio, u8 *bwg_id, u8 *bw_pct,
 300                                          u8 *up_map)
 301 {
 302         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 303
 304         *prio = adapter->dcb_cfg.tc_config[tc].path[1].prio_type;
 305         *bwg_id = adapter->dcb_cfg.tc_config[tc].path[1].bwg_id;
 306         *bw_pct = adapter->dcb_cfg.tc_config[tc].path[1].bwg_percent;
 307         *up_map = adapter->dcb_cfg.tc_config[tc].path[1].up_to_tc_bitmap;
 308 }
 309
 310 static void ixgbe_dcbnl_get_pg_bwg_cfg_rx(struct net_device *netdev, int bwg_id,
 311                                           u8 *bw_pct)
 312 {
 313         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 314
 315         *bw_pct = adapter->dcb_cfg.bw_percentage[1][bwg_id];
 316 }
 317
 318 static void ixgbe_dcbnl_set_pfc_cfg(struct net_device *netdev, int priority,
 319                                     u8 setting)
 320 {
 321         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 322
 323         adapter->temp_dcb_cfg.tc_config[priority].dcb_pfc = setting;
 324         if (adapter->temp_dcb_cfg.tc_config[priority].dcb_pfc !=
 325             adapter->dcb_cfg.tc_config[priority].dcb_pfc)
 326                 adapter->dcb_set_bitmap |= BIT_PFC;
 327 }
 328
 329 static void ixgbe_dcbnl_get_pfc_cfg(struct net_device *netdev, int priority,
 330                                     u8 *setting)
 331 {
 332         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 333
 334         *setting = adapter->dcb_cfg.tc_config[priority].dcb_pfc;
 335 }
 336
 337 static u8 ixgbe_dcbnl_set_all(struct net_device *netdev)
 338 {
 339         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 340         int ret;
 341
 342         adapter->dcb_set_bitmap &= ~BIT_BCN;    /* no set for BCN */
 343         if (!adapter->dcb_set_bitmap)
 344                 return 1;
 345
 346         while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
 347                 msleep(1);
 348
 349         if (netif_running(netdev))
 350                 ixgbe_down(adapter);
 351
 352         ret = ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg, &adapter->dcb_cfg,
 353                                  adapter->ring_feature[RING_F_DCB].indices);
 354         if (ret) {
 355                 clear_bit(__IXGBE_RESETTING, &adapter->state);
 356                 return ret;
 357         }
 358
 359         if (netif_running(netdev))
 360                 ixgbe_up(adapter);
 361
 362         adapter->dcb_set_bitmap = 0x00;
 363         clear_bit(__IXGBE_RESETTING, &adapter->state);
 364         return ret;
 365 }
 366
 367 static u8 ixgbe_dcbnl_getcap(struct net_device *netdev, int capid, u8 *cap)
 368 {
 369         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 370         u8 rval = 0;
 371
 372         if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
 373                 switch (capid) {
 374                 case DCB_CAP_ATTR_PG:
 375                         *cap = true;
 376                         break;
 377                 case DCB_CAP_ATTR_PFC:
 378                         *cap = true;
 379                         break;
 380                 case DCB_CAP_ATTR_UP2TC:
 381                         *cap = false;
 382                         break;
 383                 case DCB_CAP_ATTR_PG_TCS:
 384                         *cap = 0x80;
 385                         break;
 386                 case DCB_CAP_ATTR_PFC_TCS:
 387                         *cap = 0x80;
 388                         break;
 389                 case DCB_CAP_ATTR_GSP:
 390                         *cap = true;
 391                         break;
 392                 case DCB_CAP_ATTR_BCN:
 393                         *cap = false;
 394                         break;
 395                 default:
 396                         rval = -EINVAL;
 397                         break;
 398                 }
 399         } else {
 400                 rval = -EINVAL;
 401         }
 402
 403         return rval;
 404 }
 405
 406 static u8 ixgbe_dcbnl_getnumtcs(struct net_device *netdev, int tcid, u8 *num)
 407 {
 408         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 409         u8 rval = 0;
 410
 411         if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
 412                 switch (tcid) {
 413                 case DCB_NUMTCS_ATTR_PG:
 414                         *num = MAX_TRAFFIC_CLASS;
 415                         break;
 416                 case DCB_NUMTCS_ATTR_PFC:
 417                         *num = MAX_TRAFFIC_CLASS;
 418                         break;
 419                 default:
 420                         rval = -EINVAL;
 421                         break;
 422                 }
 423         } else {
 424                 rval = -EINVAL;
 425         }
 426
 427         return rval;
 428 }
 429
 430 static u8 ixgbe_dcbnl_setnumtcs(struct net_device *netdev, int tcid, u8 num)
 431 {
 432         return -EINVAL;
 433 }
 434
 435 static u8 ixgbe_dcbnl_getpfcstate(struct net_device *netdev)
 436 {
 437         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 438
 439         return !!(adapter->flags & IXGBE_FLAG_DCB_ENABLED);
 440 }
 441
 442 static void ixgbe_dcbnl_setpfcstate(struct net_device *netdev, u8 state)
 443 {
 444         return;
 445 }
 446
 447 static void ixgbe_dcbnl_getbcnrp(struct net_device *netdev, int priority,
 448                                   u8 *setting)
 449 {
 450         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 451
 452         *setting = adapter->dcb_cfg.bcn.rp_admin_mode[priority];
 453 }
 454
 455
 456 static void ixgbe_dcbnl_getbcncfg(struct net_device *netdev, int enum_index,
 457                                   u32 *setting)
 458 {
 459         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 460
 461         switch (enum_index) {
 462         case DCB_BCN_ATTR_BCNA_0:
 463                 *setting = adapter->dcb_cfg.bcn.bcna_option[0];
 464                 break;
 465         case DCB_BCN_ATTR_BCNA_1:
 466                 *setting = adapter->dcb_cfg.bcn.bcna_option[1];
 467                 break;
 468         case DCB_BCN_ATTR_ALPHA:
 469                 *setting = adapter->dcb_cfg.bcn.rp_alpha;
 470                 break;
 471         case DCB_BCN_ATTR_BETA:
 472                 *setting = adapter->dcb_cfg.bcn.rp_beta;
 473                 break;
 474         case DCB_BCN_ATTR_GD:
 475                 *setting = adapter->dcb_cfg.bcn.rp_gd;
 476                 break;
 477         case DCB_BCN_ATTR_GI:
 478                 *setting = adapter->dcb_cfg.bcn.rp_gi;
 479                 break;
 480         case DCB_BCN_ATTR_TMAX:
 481                 *setting = adapter->dcb_cfg.bcn.rp_tmax;
 482                 break;
 483         case DCB_BCN_ATTR_TD:
 484                 *setting = adapter->dcb_cfg.bcn.rp_td;
 485                 break;
 486         case DCB_BCN_ATTR_RMIN:
 487                 *setting = adapter->dcb_cfg.bcn.rp_rmin;
 488                 break;
 489         case DCB_BCN_ATTR_W:
 490                 *setting = adapter->dcb_cfg.bcn.rp_w;
 491                 break;
 492         case DCB_BCN_ATTR_RD:
 493                 *setting = adapter->dcb_cfg.bcn.rp_rd;
 494                 break;
 495         case DCB_BCN_ATTR_RU:
 496                 *setting = adapter->dcb_cfg.bcn.rp_ru;
 497                 break;
 498         case DCB_BCN_ATTR_WRTT:
 499                 *setting = adapter->dcb_cfg.bcn.rp_wrtt;
 500                 break;
 501         case DCB_BCN_ATTR_RI:
 502                 *setting = adapter->dcb_cfg.bcn.rp_ri;
 503                 break;
 504         default:
 505                 *setting = -1;
 506         }
 507 }
 508
 509 static void ixgbe_dcbnl_setbcnrp(struct net_device *netdev, int priority,
 510                                  u8 setting)
 511 {
 512         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 513
 514         adapter->temp_dcb_cfg.bcn.rp_admin_mode[priority] = setting;
 515
 516         if (adapter->temp_dcb_cfg.bcn.rp_admin_mode[priority] !=
 517             adapter->dcb_cfg.bcn.rp_admin_mode[priority])
 518                 adapter->dcb_set_bitmap |= BIT_BCN;
 519 }
 520
 521 static void ixgbe_dcbnl_setbcncfg(struct net_device *netdev, int enum_index,
 522                                  u32 setting)
 523 {
 524         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 525
 526         switch (enum_index) {
 527         case DCB_BCN_ATTR_BCNA_0:
 528                 adapter->temp_dcb_cfg.bcn.bcna_option[0] = setting;
 529                 if (adapter->temp_dcb_cfg.bcn.bcna_option[0] !=
 530                         adapter->dcb_cfg.bcn.bcna_option[0])
 531                         adapter->dcb_set_bitmap |= BIT_BCN;
 532                 break;
 533         case DCB_BCN_ATTR_BCNA_1:
 534                 adapter->temp_dcb_cfg.bcn.bcna_option[1] = setting;
 535                 if (adapter->temp_dcb_cfg.bcn.bcna_option[1] !=
 536                         adapter->dcb_cfg.bcn.bcna_option[1])
 537                         adapter->dcb_set_bitmap |= BIT_BCN;
 538                 break;
 539         case DCB_BCN_ATTR_ALPHA:
 540                 adapter->temp_dcb_cfg.bcn.rp_alpha = setting;
 541                 if (adapter->temp_dcb_cfg.bcn.rp_alpha !=
 542                     adapter->dcb_cfg.bcn.rp_alpha)
 543                         adapter->dcb_set_bitmap |= BIT_BCN;
 544                 break;
 545         case DCB_BCN_ATTR_BETA:
 546                 adapter->temp_dcb_cfg.bcn.rp_beta = setting;
 547                 if (adapter->temp_dcb_cfg.bcn.rp_beta !=
 548                     adapter->dcb_cfg.bcn.rp_beta)
 549                         adapter->dcb_set_bitmap |= BIT_BCN;
 550                 break;
 551         case DCB_BCN_ATTR_GD:
 552                 adapter->temp_dcb_cfg.bcn.rp_gd = setting;
 553                 if (adapter->temp_dcb_cfg.bcn.rp_gd !=
 554                     adapter->dcb_cfg.bcn.rp_gd)
 555                         adapter->dcb_set_bitmap |= BIT_BCN;
 556                 break;
 557         case DCB_BCN_ATTR_GI:
 558                 adapter->temp_dcb_cfg.bcn.rp_gi = setting;
 559                 if (adapter->temp_dcb_cfg.bcn.rp_gi !=
 560                     adapter->dcb_cfg.bcn.rp_gi)
 561                         adapter->dcb_set_bitmap |= BIT_BCN;
 562                 break;
 563         case DCB_BCN_ATTR_TMAX:
 564                 adapter->temp_dcb_cfg.bcn.rp_tmax = setting;
 565                 if (adapter->temp_dcb_cfg.bcn.rp_tmax !=
 566                     adapter->dcb_cfg.bcn.rp_tmax)
 567                         adapter->dcb_set_bitmap |= BIT_BCN;
 568                 break;
 569         case DCB_BCN_ATTR_TD:
 570                 adapter->temp_dcb_cfg.bcn.rp_td = setting;
 571                 if (adapter->temp_dcb_cfg.bcn.rp_td !=
 572                     adapter->dcb_cfg.bcn.rp_td)
 573                         adapter->dcb_set_bitmap |= BIT_BCN;
 574                 break;
 575         case DCB_BCN_ATTR_RMIN:
 576                 adapter->temp_dcb_cfg.bcn.rp_rmin = setting;
 577                 if (adapter->temp_dcb_cfg.bcn.rp_rmin !=
 578                     adapter->dcb_cfg.bcn.rp_rmin)
 579                         adapter->dcb_set_bitmap |= BIT_BCN;
 580                 break;
 581         case DCB_BCN_ATTR_W:
 582                 adapter->temp_dcb_cfg.bcn.rp_w = setting;
 583                 if (adapter->temp_dcb_cfg.bcn.rp_w !=
 584                     adapter->dcb_cfg.bcn.rp_w)
 585                         adapter->dcb_set_bitmap |= BIT_BCN;
 586                 break;
 587         case DCB_BCN_ATTR_RD:
 588                 adapter->temp_dcb_cfg.bcn.rp_rd = setting;
 589                 if (adapter->temp_dcb_cfg.bcn.rp_rd !=
 590                     adapter->dcb_cfg.bcn.rp_rd)
 591                         adapter->dcb_set_bitmap |= BIT_BCN;
 592                 break;
 593         case DCB_BCN_ATTR_RU:
 594                 adapter->temp_dcb_cfg.bcn.rp_ru = setting;
 595                 if (adapter->temp_dcb_cfg.bcn.rp_ru !=
 596                     adapter->dcb_cfg.bcn.rp_ru)
 597                         adapter->dcb_set_bitmap |= BIT_BCN;
 598                 break;
 599         case DCB_BCN_ATTR_WRTT:
 600                 adapter->temp_dcb_cfg.bcn.rp_wrtt = setting;
 601                 if (adapter->temp_dcb_cfg.bcn.rp_wrtt !=
 602                     adapter->dcb_cfg.bcn.rp_wrtt)
 603                         adapter->dcb_set_bitmap |= BIT_BCN;
 604                 break;
 605         case DCB_BCN_ATTR_RI:
 606                 adapter->temp_dcb_cfg.bcn.rp_ri = setting;
 607                 if (adapter->temp_dcb_cfg.bcn.rp_ri !=
 608                     adapter->dcb_cfg.bcn.rp_ri)
 609                         adapter->dcb_set_bitmap |= BIT_BCN;
 610                 break;
 611         default:
 612                 break;
 613         }
 614 }
 615
 616 struct dcbnl_rtnl_ops dcbnl_ops = {
 617         .getstate       = ixgbe_dcbnl_get_state,
 618         .setstate       = ixgbe_dcbnl_set_state,
 619         .getpermhwaddr  = ixgbe_dcbnl_get_perm_hw_addr,
 620         .setpgtccfgtx   = ixgbe_dcbnl_set_pg_tc_cfg_tx,
 621         .setpgbwgcfgtx  = ixgbe_dcbnl_set_pg_bwg_cfg_tx,
 622         .setpgtccfgrx   = ixgbe_dcbnl_set_pg_tc_cfg_rx,
 623         .setpgbwgcfgrx  = ixgbe_dcbnl_set_pg_bwg_cfg_rx,
 624         .getpgtccfgtx   = ixgbe_dcbnl_get_pg_tc_cfg_tx,
 625         .getpgbwgcfgtx  = ixgbe_dcbnl_get_pg_bwg_cfg_tx,
 626         .getpgtccfgrx   = ixgbe_dcbnl_get_pg_tc_cfg_rx,
 627         .getpgbwgcfgrx  = ixgbe_dcbnl_get_pg_bwg_cfg_rx,
 628         .setpfccfg      = ixgbe_dcbnl_set_pfc_cfg,
 629         .getpfccfg      = ixgbe_dcbnl_get_pfc_cfg,
 630         .setall         = ixgbe_dcbnl_set_all,
 631         .getcap         = ixgbe_dcbnl_getcap,
 632         .getnumtcs      = ixgbe_dcbnl_getnumtcs,
 633         .setnumtcs      = ixgbe_dcbnl_setnumtcs,
 634         .getpfcstate    = ixgbe_dcbnl_getpfcstate,
 635         .setpfcstate    = ixgbe_dcbnl_setpfcstate,
 636         .getbcncfg      = ixgbe_dcbnl_getbcncfg,
 637         .getbcnrp       = ixgbe_dcbnl_getbcnrp,
 638         .setbcncfg      = ixgbe_dcbnl_setbcncfg,
 639         .setbcnrp       = ixgbe_dcbnl_setbcnrp
 640 };
 641