linux/drivers/net/ethernet/intel/i40e/i40e_common.c
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   1/*******************************************************************************
   2 *
   3 * Intel Ethernet Controller XL710 Family Linux Driver
   4 * Copyright(c) 2013 - 2016 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
  16 * with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 *
  18 * The full GNU General Public License is included in this distribution in
  19 * the file called "COPYING".
  20 *
  21 * Contact Information:
  22 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  24 *
  25 ******************************************************************************/
  26
  27#include "i40e_type.h"
  28#include "i40e_adminq.h"
  29#include "i40e_prototype.h"
  30#include "i40e_virtchnl.h"
  31
  32/**
  33 * i40e_set_mac_type - Sets MAC type
  34 * @hw: pointer to the HW structure
  35 *
  36 * This function sets the mac type of the adapter based on the
  37 * vendor ID and device ID stored in the hw structure.
  38 **/
  39static i40e_status i40e_set_mac_type(struct i40e_hw *hw)
  40{
  41        i40e_status status = 0;
  42
  43        if (hw->vendor_id == PCI_VENDOR_ID_INTEL) {
  44                switch (hw->device_id) {
  45                case I40E_DEV_ID_SFP_XL710:
  46                case I40E_DEV_ID_QEMU:
  47                case I40E_DEV_ID_KX_B:
  48                case I40E_DEV_ID_KX_C:
  49                case I40E_DEV_ID_QSFP_A:
  50                case I40E_DEV_ID_QSFP_B:
  51                case I40E_DEV_ID_QSFP_C:
  52                case I40E_DEV_ID_10G_BASE_T:
  53                case I40E_DEV_ID_10G_BASE_T4:
  54                case I40E_DEV_ID_20G_KR2:
  55                case I40E_DEV_ID_20G_KR2_A:
  56                        hw->mac.type = I40E_MAC_XL710;
  57                        break;
  58                case I40E_DEV_ID_KX_X722:
  59                case I40E_DEV_ID_QSFP_X722:
  60                case I40E_DEV_ID_SFP_X722:
  61                case I40E_DEV_ID_1G_BASE_T_X722:
  62                case I40E_DEV_ID_10G_BASE_T_X722:
  63                case I40E_DEV_ID_SFP_I_X722:
  64                        hw->mac.type = I40E_MAC_X722;
  65                        break;
  66                default:
  67                        hw->mac.type = I40E_MAC_GENERIC;
  68                        break;
  69                }
  70        } else {
  71                status = I40E_ERR_DEVICE_NOT_SUPPORTED;
  72        }
  73
  74        hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n",
  75                  hw->mac.type, status);
  76        return status;
  77}
  78
  79/**
  80 * i40e_aq_str - convert AQ err code to a string
  81 * @hw: pointer to the HW structure
  82 * @aq_err: the AQ error code to convert
  83 **/
  84const char *i40e_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err)
  85{
  86        switch (aq_err) {
  87        case I40E_AQ_RC_OK:
  88                return "OK";
  89        case I40E_AQ_RC_EPERM:
  90                return "I40E_AQ_RC_EPERM";
  91        case I40E_AQ_RC_ENOENT:
  92                return "I40E_AQ_RC_ENOENT";
  93        case I40E_AQ_RC_ESRCH:
  94                return "I40E_AQ_RC_ESRCH";
  95        case I40E_AQ_RC_EINTR:
  96                return "I40E_AQ_RC_EINTR";
  97        case I40E_AQ_RC_EIO:
  98                return "I40E_AQ_RC_EIO";
  99        case I40E_AQ_RC_ENXIO:
 100                return "I40E_AQ_RC_ENXIO";
 101        case I40E_AQ_RC_E2BIG:
 102                return "I40E_AQ_RC_E2BIG";
 103        case I40E_AQ_RC_EAGAIN:
 104                return "I40E_AQ_RC_EAGAIN";
 105        case I40E_AQ_RC_ENOMEM:
 106                return "I40E_AQ_RC_ENOMEM";
 107        case I40E_AQ_RC_EACCES:
 108                return "I40E_AQ_RC_EACCES";
 109        case I40E_AQ_RC_EFAULT:
 110                return "I40E_AQ_RC_EFAULT";
 111        case I40E_AQ_RC_EBUSY:
 112                return "I40E_AQ_RC_EBUSY";
 113        case I40E_AQ_RC_EEXIST:
 114                return "I40E_AQ_RC_EEXIST";
 115        case I40E_AQ_RC_EINVAL:
 116                return "I40E_AQ_RC_EINVAL";
 117        case I40E_AQ_RC_ENOTTY:
 118                return "I40E_AQ_RC_ENOTTY";
 119        case I40E_AQ_RC_ENOSPC:
 120                return "I40E_AQ_RC_ENOSPC";
 121        case I40E_AQ_RC_ENOSYS:
 122                return "I40E_AQ_RC_ENOSYS";
 123        case I40E_AQ_RC_ERANGE:
 124                return "I40E_AQ_RC_ERANGE";
 125        case I40E_AQ_RC_EFLUSHED:
 126                return "I40E_AQ_RC_EFLUSHED";
 127        case I40E_AQ_RC_BAD_ADDR:
 128                return "I40E_AQ_RC_BAD_ADDR";
 129        case I40E_AQ_RC_EMODE:
 130                return "I40E_AQ_RC_EMODE";
 131        case I40E_AQ_RC_EFBIG:
 132                return "I40E_AQ_RC_EFBIG";
 133        }
 134
 135        snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err);
 136        return hw->err_str;
 137}
 138
 139/**
 140 * i40e_stat_str - convert status err code to a string
 141 * @hw: pointer to the HW structure
 142 * @stat_err: the status error code to convert
 143 **/
 144const char *i40e_stat_str(struct i40e_hw *hw, i40e_status stat_err)
 145{
 146        switch (stat_err) {
 147        case 0:
 148                return "OK";
 149        case I40E_ERR_NVM:
 150                return "I40E_ERR_NVM";
 151        case I40E_ERR_NVM_CHECKSUM:
 152                return "I40E_ERR_NVM_CHECKSUM";
 153        case I40E_ERR_PHY:
 154                return "I40E_ERR_PHY";
 155        case I40E_ERR_CONFIG:
 156                return "I40E_ERR_CONFIG";
 157        case I40E_ERR_PARAM:
 158                return "I40E_ERR_PARAM";
 159        case I40E_ERR_MAC_TYPE:
 160                return "I40E_ERR_MAC_TYPE";
 161        case I40E_ERR_UNKNOWN_PHY:
 162                return "I40E_ERR_UNKNOWN_PHY";
 163        case I40E_ERR_LINK_SETUP:
 164                return "I40E_ERR_LINK_SETUP";
 165        case I40E_ERR_ADAPTER_STOPPED:
 166                return "I40E_ERR_ADAPTER_STOPPED";
 167        case I40E_ERR_INVALID_MAC_ADDR:
 168                return "I40E_ERR_INVALID_MAC_ADDR";
 169        case I40E_ERR_DEVICE_NOT_SUPPORTED:
 170                return "I40E_ERR_DEVICE_NOT_SUPPORTED";
 171        case I40E_ERR_MASTER_REQUESTS_PENDING:
 172                return "I40E_ERR_MASTER_REQUESTS_PENDING";
 173        case I40E_ERR_INVALID_LINK_SETTINGS:
 174                return "I40E_ERR_INVALID_LINK_SETTINGS";
 175        case I40E_ERR_AUTONEG_NOT_COMPLETE:
 176                return "I40E_ERR_AUTONEG_NOT_COMPLETE";
 177        case I40E_ERR_RESET_FAILED:
 178                return "I40E_ERR_RESET_FAILED";
 179        case I40E_ERR_SWFW_SYNC:
 180                return "I40E_ERR_SWFW_SYNC";
 181        case I40E_ERR_NO_AVAILABLE_VSI:
 182                return "I40E_ERR_NO_AVAILABLE_VSI";
 183        case I40E_ERR_NO_MEMORY:
 184                return "I40E_ERR_NO_MEMORY";
 185        case I40E_ERR_BAD_PTR:
 186                return "I40E_ERR_BAD_PTR";
 187        case I40E_ERR_RING_FULL:
 188                return "I40E_ERR_RING_FULL";
 189        case I40E_ERR_INVALID_PD_ID:
 190                return "I40E_ERR_INVALID_PD_ID";
 191        case I40E_ERR_INVALID_QP_ID:
 192                return "I40E_ERR_INVALID_QP_ID";
 193        case I40E_ERR_INVALID_CQ_ID:
 194                return "I40E_ERR_INVALID_CQ_ID";
 195        case I40E_ERR_INVALID_CEQ_ID:
 196                return "I40E_ERR_INVALID_CEQ_ID";
 197        case I40E_ERR_INVALID_AEQ_ID:
 198                return "I40E_ERR_INVALID_AEQ_ID";
 199        case I40E_ERR_INVALID_SIZE:
 200                return "I40E_ERR_INVALID_SIZE";
 201        case I40E_ERR_INVALID_ARP_INDEX:
 202                return "I40E_ERR_INVALID_ARP_INDEX";
 203        case I40E_ERR_INVALID_FPM_FUNC_ID:
 204                return "I40E_ERR_INVALID_FPM_FUNC_ID";
 205        case I40E_ERR_QP_INVALID_MSG_SIZE:
 206                return "I40E_ERR_QP_INVALID_MSG_SIZE";
 207        case I40E_ERR_QP_TOOMANY_WRS_POSTED:
 208                return "I40E_ERR_QP_TOOMANY_WRS_POSTED";
 209        case I40E_ERR_INVALID_FRAG_COUNT:
 210                return "I40E_ERR_INVALID_FRAG_COUNT";
 211        case I40E_ERR_QUEUE_EMPTY:
 212                return "I40E_ERR_QUEUE_EMPTY";
 213        case I40E_ERR_INVALID_ALIGNMENT:
 214                return "I40E_ERR_INVALID_ALIGNMENT";
 215        case I40E_ERR_FLUSHED_QUEUE:
 216                return "I40E_ERR_FLUSHED_QUEUE";
 217        case I40E_ERR_INVALID_PUSH_PAGE_INDEX:
 218                return "I40E_ERR_INVALID_PUSH_PAGE_INDEX";
 219        case I40E_ERR_INVALID_IMM_DATA_SIZE:
 220                return "I40E_ERR_INVALID_IMM_DATA_SIZE";
 221        case I40E_ERR_TIMEOUT:
 222                return "I40E_ERR_TIMEOUT";
 223        case I40E_ERR_OPCODE_MISMATCH:
 224                return "I40E_ERR_OPCODE_MISMATCH";
 225        case I40E_ERR_CQP_COMPL_ERROR:
 226                return "I40E_ERR_CQP_COMPL_ERROR";
 227        case I40E_ERR_INVALID_VF_ID:
 228                return "I40E_ERR_INVALID_VF_ID";
 229        case I40E_ERR_INVALID_HMCFN_ID:
 230                return "I40E_ERR_INVALID_HMCFN_ID";
 231        case I40E_ERR_BACKING_PAGE_ERROR:
 232                return "I40E_ERR_BACKING_PAGE_ERROR";
 233        case I40E_ERR_NO_PBLCHUNKS_AVAILABLE:
 234                return "I40E_ERR_NO_PBLCHUNKS_AVAILABLE";
 235        case I40E_ERR_INVALID_PBLE_INDEX:
 236                return "I40E_ERR_INVALID_PBLE_INDEX";
 237        case I40E_ERR_INVALID_SD_INDEX:
 238                return "I40E_ERR_INVALID_SD_INDEX";
 239        case I40E_ERR_INVALID_PAGE_DESC_INDEX:
 240                return "I40E_ERR_INVALID_PAGE_DESC_INDEX";
 241        case I40E_ERR_INVALID_SD_TYPE:
 242                return "I40E_ERR_INVALID_SD_TYPE";
 243        case I40E_ERR_MEMCPY_FAILED:
 244                return "I40E_ERR_MEMCPY_FAILED";
 245        case I40E_ERR_INVALID_HMC_OBJ_INDEX:
 246                return "I40E_ERR_INVALID_HMC_OBJ_INDEX";
 247        case I40E_ERR_INVALID_HMC_OBJ_COUNT:
 248                return "I40E_ERR_INVALID_HMC_OBJ_COUNT";
 249        case I40E_ERR_INVALID_SRQ_ARM_LIMIT:
 250                return "I40E_ERR_INVALID_SRQ_ARM_LIMIT";
 251        case I40E_ERR_SRQ_ENABLED:
 252                return "I40E_ERR_SRQ_ENABLED";
 253        case I40E_ERR_ADMIN_QUEUE_ERROR:
 254                return "I40E_ERR_ADMIN_QUEUE_ERROR";
 255        case I40E_ERR_ADMIN_QUEUE_TIMEOUT:
 256                return "I40E_ERR_ADMIN_QUEUE_TIMEOUT";
 257        case I40E_ERR_BUF_TOO_SHORT:
 258                return "I40E_ERR_BUF_TOO_SHORT";
 259        case I40E_ERR_ADMIN_QUEUE_FULL:
 260                return "I40E_ERR_ADMIN_QUEUE_FULL";
 261        case I40E_ERR_ADMIN_QUEUE_NO_WORK:
 262                return "I40E_ERR_ADMIN_QUEUE_NO_WORK";
 263        case I40E_ERR_BAD_IWARP_CQE:
 264                return "I40E_ERR_BAD_IWARP_CQE";
 265        case I40E_ERR_NVM_BLANK_MODE:
 266                return "I40E_ERR_NVM_BLANK_MODE";
 267        case I40E_ERR_NOT_IMPLEMENTED:
 268                return "I40E_ERR_NOT_IMPLEMENTED";
 269        case I40E_ERR_PE_DOORBELL_NOT_ENABLED:
 270                return "I40E_ERR_PE_DOORBELL_NOT_ENABLED";
 271        case I40E_ERR_DIAG_TEST_FAILED:
 272                return "I40E_ERR_DIAG_TEST_FAILED";
 273        case I40E_ERR_NOT_READY:
 274                return "I40E_ERR_NOT_READY";
 275        case I40E_NOT_SUPPORTED:
 276                return "I40E_NOT_SUPPORTED";
 277        case I40E_ERR_FIRMWARE_API_VERSION:
 278                return "I40E_ERR_FIRMWARE_API_VERSION";
 279        }
 280
 281        snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err);
 282        return hw->err_str;
 283}
 284
 285/**
 286 * i40e_debug_aq
 287 * @hw: debug mask related to admin queue
 288 * @mask: debug mask
 289 * @desc: pointer to admin queue descriptor
 290 * @buffer: pointer to command buffer
 291 * @buf_len: max length of buffer
 292 *
 293 * Dumps debug log about adminq command with descriptor contents.
 294 **/
 295void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
 296                   void *buffer, u16 buf_len)
 297{
 298        struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
 299        u16 len;
 300        u8 *buf = (u8 *)buffer;
 301        u16 i = 0;
 302
 303        if ((!(mask & hw->debug_mask)) || (desc == NULL))
 304                return;
 305
 306        len = le16_to_cpu(aq_desc->datalen);
 307
 308        i40e_debug(hw, mask,
 309                   "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
 310                   le16_to_cpu(aq_desc->opcode),
 311                   le16_to_cpu(aq_desc->flags),
 312                   le16_to_cpu(aq_desc->datalen),
 313                   le16_to_cpu(aq_desc->retval));
 314        i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
 315                   le32_to_cpu(aq_desc->cookie_high),
 316                   le32_to_cpu(aq_desc->cookie_low));
 317        i40e_debug(hw, mask, "\tparam (0,1)  0x%08X 0x%08X\n",
 318                   le32_to_cpu(aq_desc->params.internal.param0),
 319                   le32_to_cpu(aq_desc->params.internal.param1));
 320        i40e_debug(hw, mask, "\taddr (h,l)   0x%08X 0x%08X\n",
 321                   le32_to_cpu(aq_desc->params.external.addr_high),
 322                   le32_to_cpu(aq_desc->params.external.addr_low));
 323
 324        if ((buffer != NULL) && (aq_desc->datalen != 0)) {
 325                i40e_debug(hw, mask, "AQ CMD Buffer:\n");
 326                if (buf_len < len)
 327                        len = buf_len;
 328                /* write the full 16-byte chunks */
 329                for (i = 0; i < (len - 16); i += 16)
 330                        i40e_debug(hw, mask, "\t0x%04X  %16ph\n", i, buf + i);
 331                /* write whatever's left over without overrunning the buffer */
 332                if (i < len)
 333                        i40e_debug(hw, mask, "\t0x%04X  %*ph\n",
 334                                             i, len - i, buf + i);
 335        }
 336}
 337
 338/**
 339 * i40e_check_asq_alive
 340 * @hw: pointer to the hw struct
 341 *
 342 * Returns true if Queue is enabled else false.
 343 **/
 344bool i40e_check_asq_alive(struct i40e_hw *hw)
 345{
 346        if (hw->aq.asq.len)
 347                return !!(rd32(hw, hw->aq.asq.len) &
 348                          I40E_PF_ATQLEN_ATQENABLE_MASK);
 349        else
 350                return false;
 351}
 352
 353/**
 354 * i40e_aq_queue_shutdown
 355 * @hw: pointer to the hw struct
 356 * @unloading: is the driver unloading itself
 357 *
 358 * Tell the Firmware that we're shutting down the AdminQ and whether
 359 * or not the driver is unloading as well.
 360 **/
 361i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw,
 362                                             bool unloading)
 363{
 364        struct i40e_aq_desc desc;
 365        struct i40e_aqc_queue_shutdown *cmd =
 366                (struct i40e_aqc_queue_shutdown *)&desc.params.raw;
 367        i40e_status status;
 368
 369        i40e_fill_default_direct_cmd_desc(&desc,
 370                                          i40e_aqc_opc_queue_shutdown);
 371
 372        if (unloading)
 373                cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING);
 374        status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
 375
 376        return status;
 377}
 378
 379/**
 380 * i40e_aq_get_set_rss_lut
 381 * @hw: pointer to the hardware structure
 382 * @vsi_id: vsi fw index
 383 * @pf_lut: for PF table set true, for VSI table set false
 384 * @lut: pointer to the lut buffer provided by the caller
 385 * @lut_size: size of the lut buffer
 386 * @set: set true to set the table, false to get the table
 387 *
 388 * Internal function to get or set RSS look up table
 389 **/
 390static i40e_status i40e_aq_get_set_rss_lut(struct i40e_hw *hw,
 391                                           u16 vsi_id, bool pf_lut,
 392                                           u8 *lut, u16 lut_size,
 393                                           bool set)
 394{
 395        i40e_status status;
 396        struct i40e_aq_desc desc;
 397        struct i40e_aqc_get_set_rss_lut *cmd_resp =
 398                   (struct i40e_aqc_get_set_rss_lut *)&desc.params.raw;
 399
 400        if (set)
 401                i40e_fill_default_direct_cmd_desc(&desc,
 402                                                  i40e_aqc_opc_set_rss_lut);
 403        else
 404                i40e_fill_default_direct_cmd_desc(&desc,
 405                                                  i40e_aqc_opc_get_rss_lut);
 406
 407        /* Indirect command */
 408        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
 409        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
 410
 411        cmd_resp->vsi_id =
 412                        cpu_to_le16((u16)((vsi_id <<
 413                                          I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT) &
 414                                          I40E_AQC_SET_RSS_LUT_VSI_ID_MASK));
 415        cmd_resp->vsi_id |= cpu_to_le16((u16)I40E_AQC_SET_RSS_LUT_VSI_VALID);
 416
 417        if (pf_lut)
 418                cmd_resp->flags |= cpu_to_le16((u16)
 419                                        ((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_PF <<
 420                                        I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
 421                                        I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
 422        else
 423                cmd_resp->flags |= cpu_to_le16((u16)
 424                                        ((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_VSI <<
 425                                        I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
 426                                        I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
 427
 428        status = i40e_asq_send_command(hw, &desc, lut, lut_size, NULL);
 429
 430        return status;
 431}
 432
 433/**
 434 * i40e_aq_get_rss_lut
 435 * @hw: pointer to the hardware structure
 436 * @vsi_id: vsi fw index
 437 * @pf_lut: for PF table set true, for VSI table set false
 438 * @lut: pointer to the lut buffer provided by the caller
 439 * @lut_size: size of the lut buffer
 440 *
 441 * get the RSS lookup table, PF or VSI type
 442 **/
 443i40e_status i40e_aq_get_rss_lut(struct i40e_hw *hw, u16 vsi_id,
 444                                bool pf_lut, u8 *lut, u16 lut_size)
 445{
 446        return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size,
 447                                       false);
 448}
 449
 450/**
 451 * i40e_aq_set_rss_lut
 452 * @hw: pointer to the hardware structure
 453 * @vsi_id: vsi fw index
 454 * @pf_lut: for PF table set true, for VSI table set false
 455 * @lut: pointer to the lut buffer provided by the caller
 456 * @lut_size: size of the lut buffer
 457 *
 458 * set the RSS lookup table, PF or VSI type
 459 **/
 460i40e_status i40e_aq_set_rss_lut(struct i40e_hw *hw, u16 vsi_id,
 461                                bool pf_lut, u8 *lut, u16 lut_size)
 462{
 463        return i40e_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, true);
 464}
 465
 466/**
 467 * i40e_aq_get_set_rss_key
 468 * @hw: pointer to the hw struct
 469 * @vsi_id: vsi fw index
 470 * @key: pointer to key info struct
 471 * @set: set true to set the key, false to get the key
 472 *
 473 * get the RSS key per VSI
 474 **/
 475static i40e_status i40e_aq_get_set_rss_key(struct i40e_hw *hw,
 476                                      u16 vsi_id,
 477                                      struct i40e_aqc_get_set_rss_key_data *key,
 478                                      bool set)
 479{
 480        i40e_status status;
 481        struct i40e_aq_desc desc;
 482        struct i40e_aqc_get_set_rss_key *cmd_resp =
 483                        (struct i40e_aqc_get_set_rss_key *)&desc.params.raw;
 484        u16 key_size = sizeof(struct i40e_aqc_get_set_rss_key_data);
 485
 486        if (set)
 487                i40e_fill_default_direct_cmd_desc(&desc,
 488                                                  i40e_aqc_opc_set_rss_key);
 489        else
 490                i40e_fill_default_direct_cmd_desc(&desc,
 491                                                  i40e_aqc_opc_get_rss_key);
 492
 493        /* Indirect command */
 494        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
 495        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
 496
 497        cmd_resp->vsi_id =
 498                        cpu_to_le16((u16)((vsi_id <<
 499                                          I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT) &
 500                                          I40E_AQC_SET_RSS_KEY_VSI_ID_MASK));
 501        cmd_resp->vsi_id |= cpu_to_le16((u16)I40E_AQC_SET_RSS_KEY_VSI_VALID);
 502
 503        status = i40e_asq_send_command(hw, &desc, key, key_size, NULL);
 504
 505        return status;
 506}
 507
 508/**
 509 * i40e_aq_get_rss_key
 510 * @hw: pointer to the hw struct
 511 * @vsi_id: vsi fw index
 512 * @key: pointer to key info struct
 513 *
 514 **/
 515i40e_status i40e_aq_get_rss_key(struct i40e_hw *hw,
 516                                u16 vsi_id,
 517                                struct i40e_aqc_get_set_rss_key_data *key)
 518{
 519        return i40e_aq_get_set_rss_key(hw, vsi_id, key, false);
 520}
 521
 522/**
 523 * i40e_aq_set_rss_key
 524 * @hw: pointer to the hw struct
 525 * @vsi_id: vsi fw index
 526 * @key: pointer to key info struct
 527 *
 528 * set the RSS key per VSI
 529 **/
 530i40e_status i40e_aq_set_rss_key(struct i40e_hw *hw,
 531                                u16 vsi_id,
 532                                struct i40e_aqc_get_set_rss_key_data *key)
 533{
 534        return i40e_aq_get_set_rss_key(hw, vsi_id, key, true);
 535}
 536
 537/* The i40e_ptype_lookup table is used to convert from the 8-bit ptype in the
 538 * hardware to a bit-field that can be used by SW to more easily determine the
 539 * packet type.
 540 *
 541 * Macros are used to shorten the table lines and make this table human
 542 * readable.
 543 *
 544 * We store the PTYPE in the top byte of the bit field - this is just so that
 545 * we can check that the table doesn't have a row missing, as the index into
 546 * the table should be the PTYPE.
 547 *
 548 * Typical work flow:
 549 *
 550 * IF NOT i40e_ptype_lookup[ptype].known
 551 * THEN
 552 *      Packet is unknown
 553 * ELSE IF i40e_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
 554 *      Use the rest of the fields to look at the tunnels, inner protocols, etc
 555 * ELSE
 556 *      Use the enum i40e_rx_l2_ptype to decode the packet type
 557 * ENDIF
 558 */
 559
 560/* macro to make the table lines short */
 561#define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
 562        {       PTYPE, \
 563                1, \
 564                I40E_RX_PTYPE_OUTER_##OUTER_IP, \
 565                I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
 566                I40E_RX_PTYPE_##OUTER_FRAG, \
 567                I40E_RX_PTYPE_TUNNEL_##T, \
 568                I40E_RX_PTYPE_TUNNEL_END_##TE, \
 569                I40E_RX_PTYPE_##TEF, \
 570                I40E_RX_PTYPE_INNER_PROT_##I, \
 571                I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }
 572
 573#define I40E_PTT_UNUSED_ENTRY(PTYPE) \
 574                { PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
 575
 576/* shorter macros makes the table fit but are terse */
 577#define I40E_RX_PTYPE_NOF               I40E_RX_PTYPE_NOT_FRAG
 578#define I40E_RX_PTYPE_FRG               I40E_RX_PTYPE_FRAG
 579#define I40E_RX_PTYPE_INNER_PROT_TS     I40E_RX_PTYPE_INNER_PROT_TIMESYNC
 580
 581/* Lookup table mapping the HW PTYPE to the bit field for decoding */
 582struct i40e_rx_ptype_decoded i40e_ptype_lookup[] = {
 583        /* L2 Packet types */
 584        I40E_PTT_UNUSED_ENTRY(0),
 585        I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 586        I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
 587        I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 588        I40E_PTT_UNUSED_ENTRY(4),
 589        I40E_PTT_UNUSED_ENTRY(5),
 590        I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 591        I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 592        I40E_PTT_UNUSED_ENTRY(8),
 593        I40E_PTT_UNUSED_ENTRY(9),
 594        I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 595        I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
 596        I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 597        I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 598        I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 599        I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 600        I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 601        I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 602        I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 603        I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 604        I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 605        I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 606
 607        /* Non Tunneled IPv4 */
 608        I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
 609        I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
 610        I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
 611        I40E_PTT_UNUSED_ENTRY(25),
 612        I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
 613        I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
 614        I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
 615
 616        /* IPv4 --> IPv4 */
 617        I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
 618        I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
 619        I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
 620        I40E_PTT_UNUSED_ENTRY(32),
 621        I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
 622        I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
 623        I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
 624
 625        /* IPv4 --> IPv6 */
 626        I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
 627        I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
 628        I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
 629        I40E_PTT_UNUSED_ENTRY(39),
 630        I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
 631        I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
 632        I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
 633
 634        /* IPv4 --> GRE/NAT */
 635        I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
 636
 637        /* IPv4 --> GRE/NAT --> IPv4 */
 638        I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
 639        I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
 640        I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
 641        I40E_PTT_UNUSED_ENTRY(47),
 642        I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
 643        I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
 644        I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
 645
 646        /* IPv4 --> GRE/NAT --> IPv6 */
 647        I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
 648        I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
 649        I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
 650        I40E_PTT_UNUSED_ENTRY(54),
 651        I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
 652        I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
 653        I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
 654
 655        /* IPv4 --> GRE/NAT --> MAC */
 656        I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
 657
 658        /* IPv4 --> GRE/NAT --> MAC --> IPv4 */
 659        I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
 660        I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
 661        I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
 662        I40E_PTT_UNUSED_ENTRY(62),
 663        I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
 664        I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
 665        I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
 666
 667        /* IPv4 --> GRE/NAT -> MAC --> IPv6 */
 668        I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
 669        I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
 670        I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
 671        I40E_PTT_UNUSED_ENTRY(69),
 672        I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
 673        I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
 674        I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
 675
 676        /* IPv4 --> GRE/NAT --> MAC/VLAN */
 677        I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
 678
 679        /* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
 680        I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
 681        I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
 682        I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
 683        I40E_PTT_UNUSED_ENTRY(77),
 684        I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
 685        I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
 686        I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
 687
 688        /* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
 689        I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
 690        I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
 691        I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
 692        I40E_PTT_UNUSED_ENTRY(84),
 693        I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
 694        I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
 695        I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
 696
 697        /* Non Tunneled IPv6 */
 698        I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
 699        I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
 700        I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY4),
 701        I40E_PTT_UNUSED_ENTRY(91),
 702        I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
 703        I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
 704        I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
 705
 706        /* IPv6 --> IPv4 */
 707        I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
 708        I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
 709        I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
 710        I40E_PTT_UNUSED_ENTRY(98),
 711        I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
 712        I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
 713        I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
 714
 715        /* IPv6 --> IPv6 */
 716        I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
 717        I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
 718        I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
 719        I40E_PTT_UNUSED_ENTRY(105),
 720        I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
 721        I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
 722        I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
 723
 724        /* IPv6 --> GRE/NAT */
 725        I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
 726
 727        /* IPv6 --> GRE/NAT -> IPv4 */
 728        I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
 729        I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
 730        I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
 731        I40E_PTT_UNUSED_ENTRY(113),
 732        I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
 733        I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
 734        I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
 735
 736        /* IPv6 --> GRE/NAT -> IPv6 */
 737        I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
 738        I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
 739        I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
 740        I40E_PTT_UNUSED_ENTRY(120),
 741        I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
 742        I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
 743        I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
 744
 745        /* IPv6 --> GRE/NAT -> MAC */
 746        I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
 747
 748        /* IPv6 --> GRE/NAT -> MAC -> IPv4 */
 749        I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
 750        I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
 751        I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
 752        I40E_PTT_UNUSED_ENTRY(128),
 753        I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
 754        I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
 755        I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
 756
 757        /* IPv6 --> GRE/NAT -> MAC -> IPv6 */
 758        I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
 759        I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
 760        I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
 761        I40E_PTT_UNUSED_ENTRY(135),
 762        I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
 763        I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
 764        I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
 765
 766        /* IPv6 --> GRE/NAT -> MAC/VLAN */
 767        I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
 768
 769        /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
 770        I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
 771        I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
 772        I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
 773        I40E_PTT_UNUSED_ENTRY(143),
 774        I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
 775        I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
 776        I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
 777
 778        /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
 779        I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
 780        I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
 781        I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
 782        I40E_PTT_UNUSED_ENTRY(150),
 783        I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
 784        I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
 785        I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
 786
 787        /* unused entries */
 788        I40E_PTT_UNUSED_ENTRY(154),
 789        I40E_PTT_UNUSED_ENTRY(155),
 790        I40E_PTT_UNUSED_ENTRY(156),
 791        I40E_PTT_UNUSED_ENTRY(157),
 792        I40E_PTT_UNUSED_ENTRY(158),
 793        I40E_PTT_UNUSED_ENTRY(159),
 794
 795        I40E_PTT_UNUSED_ENTRY(160),
 796        I40E_PTT_UNUSED_ENTRY(161),
 797        I40E_PTT_UNUSED_ENTRY(162),
 798        I40E_PTT_UNUSED_ENTRY(163),
 799        I40E_PTT_UNUSED_ENTRY(164),
 800        I40E_PTT_UNUSED_ENTRY(165),
 801        I40E_PTT_UNUSED_ENTRY(166),
 802        I40E_PTT_UNUSED_ENTRY(167),
 803        I40E_PTT_UNUSED_ENTRY(168),
 804        I40E_PTT_UNUSED_ENTRY(169),
 805
 806        I40E_PTT_UNUSED_ENTRY(170),
 807        I40E_PTT_UNUSED_ENTRY(171),
 808        I40E_PTT_UNUSED_ENTRY(172),
 809        I40E_PTT_UNUSED_ENTRY(173),
 810        I40E_PTT_UNUSED_ENTRY(174),
 811        I40E_PTT_UNUSED_ENTRY(175),
 812        I40E_PTT_UNUSED_ENTRY(176),
 813        I40E_PTT_UNUSED_ENTRY(177),
 814        I40E_PTT_UNUSED_ENTRY(178),
 815        I40E_PTT_UNUSED_ENTRY(179),
 816
 817        I40E_PTT_UNUSED_ENTRY(180),
 818        I40E_PTT_UNUSED_ENTRY(181),
 819        I40E_PTT_UNUSED_ENTRY(182),
 820        I40E_PTT_UNUSED_ENTRY(183),
 821        I40E_PTT_UNUSED_ENTRY(184),
 822        I40E_PTT_UNUSED_ENTRY(185),
 823        I40E_PTT_UNUSED_ENTRY(186),
 824        I40E_PTT_UNUSED_ENTRY(187),
 825        I40E_PTT_UNUSED_ENTRY(188),
 826        I40E_PTT_UNUSED_ENTRY(189),
 827
 828        I40E_PTT_UNUSED_ENTRY(190),
 829        I40E_PTT_UNUSED_ENTRY(191),
 830        I40E_PTT_UNUSED_ENTRY(192),
 831        I40E_PTT_UNUSED_ENTRY(193),
 832        I40E_PTT_UNUSED_ENTRY(194),
 833        I40E_PTT_UNUSED_ENTRY(195),
 834        I40E_PTT_UNUSED_ENTRY(196),
 835        I40E_PTT_UNUSED_ENTRY(197),
 836        I40E_PTT_UNUSED_ENTRY(198),
 837        I40E_PTT_UNUSED_ENTRY(199),
 838
 839        I40E_PTT_UNUSED_ENTRY(200),
 840        I40E_PTT_UNUSED_ENTRY(201),
 841        I40E_PTT_UNUSED_ENTRY(202),
 842        I40E_PTT_UNUSED_ENTRY(203),
 843        I40E_PTT_UNUSED_ENTRY(204),
 844        I40E_PTT_UNUSED_ENTRY(205),
 845        I40E_PTT_UNUSED_ENTRY(206),
 846        I40E_PTT_UNUSED_ENTRY(207),
 847        I40E_PTT_UNUSED_ENTRY(208),
 848        I40E_PTT_UNUSED_ENTRY(209),
 849
 850        I40E_PTT_UNUSED_ENTRY(210),
 851        I40E_PTT_UNUSED_ENTRY(211),
 852        I40E_PTT_UNUSED_ENTRY(212),
 853        I40E_PTT_UNUSED_ENTRY(213),
 854        I40E_PTT_UNUSED_ENTRY(214),
 855        I40E_PTT_UNUSED_ENTRY(215),
 856        I40E_PTT_UNUSED_ENTRY(216),
 857        I40E_PTT_UNUSED_ENTRY(217),
 858        I40E_PTT_UNUSED_ENTRY(218),
 859        I40E_PTT_UNUSED_ENTRY(219),
 860
 861        I40E_PTT_UNUSED_ENTRY(220),
 862        I40E_PTT_UNUSED_ENTRY(221),
 863        I40E_PTT_UNUSED_ENTRY(222),
 864        I40E_PTT_UNUSED_ENTRY(223),
 865        I40E_PTT_UNUSED_ENTRY(224),
 866        I40E_PTT_UNUSED_ENTRY(225),
 867        I40E_PTT_UNUSED_ENTRY(226),
 868        I40E_PTT_UNUSED_ENTRY(227),
 869        I40E_PTT_UNUSED_ENTRY(228),
 870        I40E_PTT_UNUSED_ENTRY(229),
 871
 872        I40E_PTT_UNUSED_ENTRY(230),
 873        I40E_PTT_UNUSED_ENTRY(231),
 874        I40E_PTT_UNUSED_ENTRY(232),
 875        I40E_PTT_UNUSED_ENTRY(233),
 876        I40E_PTT_UNUSED_ENTRY(234),
 877        I40E_PTT_UNUSED_ENTRY(235),
 878        I40E_PTT_UNUSED_ENTRY(236),
 879        I40E_PTT_UNUSED_ENTRY(237),
 880        I40E_PTT_UNUSED_ENTRY(238),
 881        I40E_PTT_UNUSED_ENTRY(239),
 882
 883        I40E_PTT_UNUSED_ENTRY(240),
 884        I40E_PTT_UNUSED_ENTRY(241),
 885        I40E_PTT_UNUSED_ENTRY(242),
 886        I40E_PTT_UNUSED_ENTRY(243),
 887        I40E_PTT_UNUSED_ENTRY(244),
 888        I40E_PTT_UNUSED_ENTRY(245),
 889        I40E_PTT_UNUSED_ENTRY(246),
 890        I40E_PTT_UNUSED_ENTRY(247),
 891        I40E_PTT_UNUSED_ENTRY(248),
 892        I40E_PTT_UNUSED_ENTRY(249),
 893
 894        I40E_PTT_UNUSED_ENTRY(250),
 895        I40E_PTT_UNUSED_ENTRY(251),
 896        I40E_PTT_UNUSED_ENTRY(252),
 897        I40E_PTT_UNUSED_ENTRY(253),
 898        I40E_PTT_UNUSED_ENTRY(254),
 899        I40E_PTT_UNUSED_ENTRY(255)
 900};
 901
 902/**
 903 * i40e_init_shared_code - Initialize the shared code
 904 * @hw: pointer to hardware structure
 905 *
 906 * This assigns the MAC type and PHY code and inits the NVM.
 907 * Does not touch the hardware. This function must be called prior to any
 908 * other function in the shared code. The i40e_hw structure should be
 909 * memset to 0 prior to calling this function.  The following fields in
 910 * hw structure should be filled in prior to calling this function:
 911 * hw_addr, back, device_id, vendor_id, subsystem_device_id,
 912 * subsystem_vendor_id, and revision_id
 913 **/
 914i40e_status i40e_init_shared_code(struct i40e_hw *hw)
 915{
 916        i40e_status status = 0;
 917        u32 port, ari, func_rid;
 918
 919        i40e_set_mac_type(hw);
 920
 921        switch (hw->mac.type) {
 922        case I40E_MAC_XL710:
 923        case I40E_MAC_X722:
 924                break;
 925        default:
 926                return I40E_ERR_DEVICE_NOT_SUPPORTED;
 927        }
 928
 929        hw->phy.get_link_info = true;
 930
 931        /* Determine port number and PF number*/
 932        port = (rd32(hw, I40E_PFGEN_PORTNUM) & I40E_PFGEN_PORTNUM_PORT_NUM_MASK)
 933                                           >> I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT;
 934        hw->port = (u8)port;
 935        ari = (rd32(hw, I40E_GLPCI_CAPSUP) & I40E_GLPCI_CAPSUP_ARI_EN_MASK) >>
 936                                                 I40E_GLPCI_CAPSUP_ARI_EN_SHIFT;
 937        func_rid = rd32(hw, I40E_PF_FUNC_RID);
 938        if (ari)
 939                hw->pf_id = (u8)(func_rid & 0xff);
 940        else
 941                hw->pf_id = (u8)(func_rid & 0x7);
 942
 943        if (hw->mac.type == I40E_MAC_X722)
 944                hw->flags |= I40E_HW_FLAG_AQ_SRCTL_ACCESS_ENABLE;
 945
 946        status = i40e_init_nvm(hw);
 947        return status;
 948}
 949
 950/**
 951 * i40e_aq_mac_address_read - Retrieve the MAC addresses
 952 * @hw: pointer to the hw struct
 953 * @flags: a return indicator of what addresses were added to the addr store
 954 * @addrs: the requestor's mac addr store
 955 * @cmd_details: pointer to command details structure or NULL
 956 **/
 957static i40e_status i40e_aq_mac_address_read(struct i40e_hw *hw,
 958                                   u16 *flags,
 959                                   struct i40e_aqc_mac_address_read_data *addrs,
 960                                   struct i40e_asq_cmd_details *cmd_details)
 961{
 962        struct i40e_aq_desc desc;
 963        struct i40e_aqc_mac_address_read *cmd_data =
 964                (struct i40e_aqc_mac_address_read *)&desc.params.raw;
 965        i40e_status status;
 966
 967        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
 968        desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF);
 969
 970        status = i40e_asq_send_command(hw, &desc, addrs,
 971                                       sizeof(*addrs), cmd_details);
 972        *flags = le16_to_cpu(cmd_data->command_flags);
 973
 974        return status;
 975}
 976
 977/**
 978 * i40e_aq_mac_address_write - Change the MAC addresses
 979 * @hw: pointer to the hw struct
 980 * @flags: indicates which MAC to be written
 981 * @mac_addr: address to write
 982 * @cmd_details: pointer to command details structure or NULL
 983 **/
 984i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw,
 985                                    u16 flags, u8 *mac_addr,
 986                                    struct i40e_asq_cmd_details *cmd_details)
 987{
 988        struct i40e_aq_desc desc;
 989        struct i40e_aqc_mac_address_write *cmd_data =
 990                (struct i40e_aqc_mac_address_write *)&desc.params.raw;
 991        i40e_status status;
 992
 993        i40e_fill_default_direct_cmd_desc(&desc,
 994                                          i40e_aqc_opc_mac_address_write);
 995        cmd_data->command_flags = cpu_to_le16(flags);
 996        cmd_data->mac_sah = cpu_to_le16((u16)mac_addr[0] << 8 | mac_addr[1]);
 997        cmd_data->mac_sal = cpu_to_le32(((u32)mac_addr[2] << 24) |
 998                                        ((u32)mac_addr[3] << 16) |
 999                                        ((u32)mac_addr[4] << 8) |
1000                                        mac_addr[5]);
1001
1002        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1003
1004        return status;
1005}
1006
1007/**
1008 * i40e_get_mac_addr - get MAC address
1009 * @hw: pointer to the HW structure
1010 * @mac_addr: pointer to MAC address
1011 *
1012 * Reads the adapter's MAC address from register
1013 **/
1014i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1015{
1016        struct i40e_aqc_mac_address_read_data addrs;
1017        i40e_status status;
1018        u16 flags = 0;
1019
1020        status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1021
1022        if (flags & I40E_AQC_LAN_ADDR_VALID)
1023                ether_addr_copy(mac_addr, addrs.pf_lan_mac);
1024
1025        return status;
1026}
1027
1028/**
1029 * i40e_get_port_mac_addr - get Port MAC address
1030 * @hw: pointer to the HW structure
1031 * @mac_addr: pointer to Port MAC address
1032 *
1033 * Reads the adapter's Port MAC address
1034 **/
1035i40e_status i40e_get_port_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1036{
1037        struct i40e_aqc_mac_address_read_data addrs;
1038        i40e_status status;
1039        u16 flags = 0;
1040
1041        status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1042        if (status)
1043                return status;
1044
1045        if (flags & I40E_AQC_PORT_ADDR_VALID)
1046                ether_addr_copy(mac_addr, addrs.port_mac);
1047        else
1048                status = I40E_ERR_INVALID_MAC_ADDR;
1049
1050        return status;
1051}
1052
1053/**
1054 * i40e_pre_tx_queue_cfg - pre tx queue configure
1055 * @hw: pointer to the HW structure
1056 * @queue: target PF queue index
1057 * @enable: state change request
1058 *
1059 * Handles hw requirement to indicate intention to enable
1060 * or disable target queue.
1061 **/
1062void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable)
1063{
1064        u32 abs_queue_idx = hw->func_caps.base_queue + queue;
1065        u32 reg_block = 0;
1066        u32 reg_val;
1067
1068        if (abs_queue_idx >= 128) {
1069                reg_block = abs_queue_idx / 128;
1070                abs_queue_idx %= 128;
1071        }
1072
1073        reg_val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1074        reg_val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1075        reg_val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1076
1077        if (enable)
1078                reg_val |= I40E_GLLAN_TXPRE_QDIS_CLEAR_QDIS_MASK;
1079        else
1080                reg_val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1081
1082        wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), reg_val);
1083}
1084#ifdef I40E_FCOE
1085
1086/**
1087 * i40e_get_san_mac_addr - get SAN MAC address
1088 * @hw: pointer to the HW structure
1089 * @mac_addr: pointer to SAN MAC address
1090 *
1091 * Reads the adapter's SAN MAC address from NVM
1092 **/
1093i40e_status i40e_get_san_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
1094{
1095        struct i40e_aqc_mac_address_read_data addrs;
1096        i40e_status status;
1097        u16 flags = 0;
1098
1099        status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
1100        if (status)
1101                return status;
1102
1103        if (flags & I40E_AQC_SAN_ADDR_VALID)
1104                ether_addr_copy(mac_addr, addrs.pf_san_mac);
1105        else
1106                status = I40E_ERR_INVALID_MAC_ADDR;
1107
1108        return status;
1109}
1110#endif
1111
1112/**
1113 *  i40e_read_pba_string - Reads part number string from EEPROM
1114 *  @hw: pointer to hardware structure
1115 *  @pba_num: stores the part number string from the EEPROM
1116 *  @pba_num_size: part number string buffer length
1117 *
1118 *  Reads the part number string from the EEPROM.
1119 **/
1120i40e_status i40e_read_pba_string(struct i40e_hw *hw, u8 *pba_num,
1121                                 u32 pba_num_size)
1122{
1123        i40e_status status = 0;
1124        u16 pba_word = 0;
1125        u16 pba_size = 0;
1126        u16 pba_ptr = 0;
1127        u16 i = 0;
1128
1129        status = i40e_read_nvm_word(hw, I40E_SR_PBA_FLAGS, &pba_word);
1130        if (status || (pba_word != 0xFAFA)) {
1131                hw_dbg(hw, "Failed to read PBA flags or flag is invalid.\n");
1132                return status;
1133        }
1134
1135        status = i40e_read_nvm_word(hw, I40E_SR_PBA_BLOCK_PTR, &pba_ptr);
1136        if (status) {
1137                hw_dbg(hw, "Failed to read PBA Block pointer.\n");
1138                return status;
1139        }
1140
1141        status = i40e_read_nvm_word(hw, pba_ptr, &pba_size);
1142        if (status) {
1143                hw_dbg(hw, "Failed to read PBA Block size.\n");
1144                return status;
1145        }
1146
1147        /* Subtract one to get PBA word count (PBA Size word is included in
1148         * total size)
1149         */
1150        pba_size--;
1151        if (pba_num_size < (((u32)pba_size * 2) + 1)) {
1152                hw_dbg(hw, "Buffer to small for PBA data.\n");
1153                return I40E_ERR_PARAM;
1154        }
1155
1156        for (i = 0; i < pba_size; i++) {
1157                status = i40e_read_nvm_word(hw, (pba_ptr + 1) + i, &pba_word);
1158                if (status) {
1159                        hw_dbg(hw, "Failed to read PBA Block word %d.\n", i);
1160                        return status;
1161                }
1162
1163                pba_num[(i * 2)] = (pba_word >> 8) & 0xFF;
1164                pba_num[(i * 2) + 1] = pba_word & 0xFF;
1165        }
1166        pba_num[(pba_size * 2)] = '\0';
1167
1168        return status;
1169}
1170
1171/**
1172 * i40e_get_media_type - Gets media type
1173 * @hw: pointer to the hardware structure
1174 **/
1175static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
1176{
1177        enum i40e_media_type media;
1178
1179        switch (hw->phy.link_info.phy_type) {
1180        case I40E_PHY_TYPE_10GBASE_SR:
1181        case I40E_PHY_TYPE_10GBASE_LR:
1182        case I40E_PHY_TYPE_1000BASE_SX:
1183        case I40E_PHY_TYPE_1000BASE_LX:
1184        case I40E_PHY_TYPE_40GBASE_SR4:
1185        case I40E_PHY_TYPE_40GBASE_LR4:
1186                media = I40E_MEDIA_TYPE_FIBER;
1187                break;
1188        case I40E_PHY_TYPE_100BASE_TX:
1189        case I40E_PHY_TYPE_1000BASE_T:
1190        case I40E_PHY_TYPE_10GBASE_T:
1191                media = I40E_MEDIA_TYPE_BASET;
1192                break;
1193        case I40E_PHY_TYPE_10GBASE_CR1_CU:
1194        case I40E_PHY_TYPE_40GBASE_CR4_CU:
1195        case I40E_PHY_TYPE_10GBASE_CR1:
1196        case I40E_PHY_TYPE_40GBASE_CR4:
1197        case I40E_PHY_TYPE_10GBASE_SFPP_CU:
1198        case I40E_PHY_TYPE_40GBASE_AOC:
1199        case I40E_PHY_TYPE_10GBASE_AOC:
1200                media = I40E_MEDIA_TYPE_DA;
1201                break;
1202        case I40E_PHY_TYPE_1000BASE_KX:
1203        case I40E_PHY_TYPE_10GBASE_KX4:
1204        case I40E_PHY_TYPE_10GBASE_KR:
1205        case I40E_PHY_TYPE_40GBASE_KR4:
1206        case I40E_PHY_TYPE_20GBASE_KR2:
1207                media = I40E_MEDIA_TYPE_BACKPLANE;
1208                break;
1209        case I40E_PHY_TYPE_SGMII:
1210        case I40E_PHY_TYPE_XAUI:
1211        case I40E_PHY_TYPE_XFI:
1212        case I40E_PHY_TYPE_XLAUI:
1213        case I40E_PHY_TYPE_XLPPI:
1214        default:
1215                media = I40E_MEDIA_TYPE_UNKNOWN;
1216                break;
1217        }
1218
1219        return media;
1220}
1221
1222#define I40E_PF_RESET_WAIT_COUNT_A0     200
1223#define I40E_PF_RESET_WAIT_COUNT        200
1224/**
1225 * i40e_pf_reset - Reset the PF
1226 * @hw: pointer to the hardware structure
1227 *
1228 * Assuming someone else has triggered a global reset,
1229 * assure the global reset is complete and then reset the PF
1230 **/
1231i40e_status i40e_pf_reset(struct i40e_hw *hw)
1232{
1233        u32 cnt = 0;
1234        u32 cnt1 = 0;
1235        u32 reg = 0;
1236        u32 grst_del;
1237
1238        /* Poll for Global Reset steady state in case of recent GRST.
1239         * The grst delay value is in 100ms units, and we'll wait a
1240         * couple counts longer to be sure we don't just miss the end.
1241         */
1242        grst_del = (rd32(hw, I40E_GLGEN_RSTCTL) &
1243                    I40E_GLGEN_RSTCTL_GRSTDEL_MASK) >>
1244                    I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
1245
1246        /* It can take upto 15 secs for GRST steady state.
1247         * Bump it to 16 secs max to be safe.
1248         */
1249        grst_del = grst_del * 20;
1250
1251        for (cnt = 0; cnt < grst_del; cnt++) {
1252                reg = rd32(hw, I40E_GLGEN_RSTAT);
1253                if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
1254                        break;
1255                msleep(100);
1256        }
1257        if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
1258                hw_dbg(hw, "Global reset polling failed to complete.\n");
1259                return I40E_ERR_RESET_FAILED;
1260        }
1261
1262        /* Now Wait for the FW to be ready */
1263        for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
1264                reg = rd32(hw, I40E_GLNVM_ULD);
1265                reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1266                        I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
1267                if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1268                            I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
1269                        hw_dbg(hw, "Core and Global modules ready %d\n", cnt1);
1270                        break;
1271                }
1272                usleep_range(10000, 20000);
1273        }
1274        if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
1275                     I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
1276                hw_dbg(hw, "wait for FW Reset complete timedout\n");
1277                hw_dbg(hw, "I40E_GLNVM_ULD = 0x%x\n", reg);
1278                return I40E_ERR_RESET_FAILED;
1279        }
1280
1281        /* If there was a Global Reset in progress when we got here,
1282         * we don't need to do the PF Reset
1283         */
1284        if (!cnt) {
1285                if (hw->revision_id == 0)
1286                        cnt = I40E_PF_RESET_WAIT_COUNT_A0;
1287                else
1288                        cnt = I40E_PF_RESET_WAIT_COUNT;
1289                reg = rd32(hw, I40E_PFGEN_CTRL);
1290                wr32(hw, I40E_PFGEN_CTRL,
1291                     (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
1292                for (; cnt; cnt--) {
1293                        reg = rd32(hw, I40E_PFGEN_CTRL);
1294                        if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
1295                                break;
1296                        usleep_range(1000, 2000);
1297                }
1298                if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
1299                        hw_dbg(hw, "PF reset polling failed to complete.\n");
1300                        return I40E_ERR_RESET_FAILED;
1301                }
1302        }
1303
1304        i40e_clear_pxe_mode(hw);
1305
1306        return 0;
1307}
1308
1309/**
1310 * i40e_clear_hw - clear out any left over hw state
1311 * @hw: pointer to the hw struct
1312 *
1313 * Clear queues and interrupts, typically called at init time,
1314 * but after the capabilities have been found so we know how many
1315 * queues and msix vectors have been allocated.
1316 **/
1317void i40e_clear_hw(struct i40e_hw *hw)
1318{
1319        u32 num_queues, base_queue;
1320        u32 num_pf_int;
1321        u32 num_vf_int;
1322        u32 num_vfs;
1323        u32 i, j;
1324        u32 val;
1325        u32 eol = 0x7ff;
1326
1327        /* get number of interrupts, queues, and VFs */
1328        val = rd32(hw, I40E_GLPCI_CNF2);
1329        num_pf_int = (val & I40E_GLPCI_CNF2_MSI_X_PF_N_MASK) >>
1330                     I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT;
1331        num_vf_int = (val & I40E_GLPCI_CNF2_MSI_X_VF_N_MASK) >>
1332                     I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT;
1333
1334        val = rd32(hw, I40E_PFLAN_QALLOC);
1335        base_queue = (val & I40E_PFLAN_QALLOC_FIRSTQ_MASK) >>
1336                     I40E_PFLAN_QALLOC_FIRSTQ_SHIFT;
1337        j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >>
1338            I40E_PFLAN_QALLOC_LASTQ_SHIFT;
1339        if (val & I40E_PFLAN_QALLOC_VALID_MASK)
1340                num_queues = (j - base_queue) + 1;
1341        else
1342                num_queues = 0;
1343
1344        val = rd32(hw, I40E_PF_VT_PFALLOC);
1345        i = (val & I40E_PF_VT_PFALLOC_FIRSTVF_MASK) >>
1346            I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT;
1347        j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >>
1348            I40E_PF_VT_PFALLOC_LASTVF_SHIFT;
1349        if (val & I40E_PF_VT_PFALLOC_VALID_MASK)
1350                num_vfs = (j - i) + 1;
1351        else
1352                num_vfs = 0;
1353
1354        /* stop all the interrupts */
1355        wr32(hw, I40E_PFINT_ICR0_ENA, 0);
1356        val = 0x3 << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT;
1357        for (i = 0; i < num_pf_int - 2; i++)
1358                wr32(hw, I40E_PFINT_DYN_CTLN(i), val);
1359
1360        /* Set the FIRSTQ_INDX field to 0x7FF in PFINT_LNKLSTx */
1361        val = eol << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1362        wr32(hw, I40E_PFINT_LNKLST0, val);
1363        for (i = 0; i < num_pf_int - 2; i++)
1364                wr32(hw, I40E_PFINT_LNKLSTN(i), val);
1365        val = eol << I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT;
1366        for (i = 0; i < num_vfs; i++)
1367                wr32(hw, I40E_VPINT_LNKLST0(i), val);
1368        for (i = 0; i < num_vf_int - 2; i++)
1369                wr32(hw, I40E_VPINT_LNKLSTN(i), val);
1370
1371        /* warn the HW of the coming Tx disables */
1372        for (i = 0; i < num_queues; i++) {
1373                u32 abs_queue_idx = base_queue + i;
1374                u32 reg_block = 0;
1375
1376                if (abs_queue_idx >= 128) {
1377                        reg_block = abs_queue_idx / 128;
1378                        abs_queue_idx %= 128;
1379                }
1380
1381                val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
1382                val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
1383                val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
1384                val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;
1385
1386                wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), val);
1387        }
1388        udelay(400);
1389
1390        /* stop all the queues */
1391        for (i = 0; i < num_queues; i++) {
1392                wr32(hw, I40E_QINT_TQCTL(i), 0);
1393                wr32(hw, I40E_QTX_ENA(i), 0);
1394                wr32(hw, I40E_QINT_RQCTL(i), 0);
1395                wr32(hw, I40E_QRX_ENA(i), 0);
1396        }
1397
1398        /* short wait for all queue disables to settle */
1399        udelay(50);
1400}
1401
1402/**
1403 * i40e_clear_pxe_mode - clear pxe operations mode
1404 * @hw: pointer to the hw struct
1405 *
1406 * Make sure all PXE mode settings are cleared, including things
1407 * like descriptor fetch/write-back mode.
1408 **/
1409void i40e_clear_pxe_mode(struct i40e_hw *hw)
1410{
1411        u32 reg;
1412
1413        if (i40e_check_asq_alive(hw))
1414                i40e_aq_clear_pxe_mode(hw, NULL);
1415
1416        /* Clear single descriptor fetch/write-back mode */
1417        reg = rd32(hw, I40E_GLLAN_RCTL_0);
1418
1419        if (hw->revision_id == 0) {
1420                /* As a work around clear PXE_MODE instead of setting it */
1421                wr32(hw, I40E_GLLAN_RCTL_0, (reg & (~I40E_GLLAN_RCTL_0_PXE_MODE_MASK)));
1422        } else {
1423                wr32(hw, I40E_GLLAN_RCTL_0, (reg | I40E_GLLAN_RCTL_0_PXE_MODE_MASK));
1424        }
1425}
1426
1427/**
1428 * i40e_led_is_mine - helper to find matching led
1429 * @hw: pointer to the hw struct
1430 * @idx: index into GPIO registers
1431 *
1432 * returns: 0 if no match, otherwise the value of the GPIO_CTL register
1433 */
1434static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
1435{
1436        u32 gpio_val = 0;
1437        u32 port;
1438
1439        if (!hw->func_caps.led[idx])
1440                return 0;
1441
1442        gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
1443        port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
1444                I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
1445
1446        /* if PRT_NUM_NA is 1 then this LED is not port specific, OR
1447         * if it is not our port then ignore
1448         */
1449        if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
1450            (port != hw->port))
1451                return 0;
1452
1453        return gpio_val;
1454}
1455
1456#define I40E_COMBINED_ACTIVITY 0xA
1457#define I40E_FILTER_ACTIVITY 0xE
1458#define I40E_LINK_ACTIVITY 0xC
1459#define I40E_MAC_ACTIVITY 0xD
1460#define I40E_LED0 22
1461
1462/**
1463 * i40e_led_get - return current on/off mode
1464 * @hw: pointer to the hw struct
1465 *
1466 * The value returned is the 'mode' field as defined in the
1467 * GPIO register definitions: 0x0 = off, 0xf = on, and other
1468 * values are variations of possible behaviors relating to
1469 * blink, link, and wire.
1470 **/
1471u32 i40e_led_get(struct i40e_hw *hw)
1472{
1473        u32 current_mode = 0;
1474        u32 mode = 0;
1475        int i;
1476
1477        /* as per the documentation GPIO 22-29 are the LED
1478         * GPIO pins named LED0..LED7
1479         */
1480        for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1481                u32 gpio_val = i40e_led_is_mine(hw, i);
1482
1483                if (!gpio_val)
1484                        continue;
1485
1486                /* ignore gpio LED src mode entries related to the activity
1487                 * LEDs
1488                 */
1489                current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1490                                >> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1491                switch (current_mode) {
1492                case I40E_COMBINED_ACTIVITY:
1493                case I40E_FILTER_ACTIVITY:
1494                case I40E_MAC_ACTIVITY:
1495                        continue;
1496                default:
1497                        break;
1498                }
1499
1500                mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
1501                        I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
1502                break;
1503        }
1504
1505        return mode;
1506}
1507
1508/**
1509 * i40e_led_set - set new on/off mode
1510 * @hw: pointer to the hw struct
1511 * @mode: 0=off, 0xf=on (else see manual for mode details)
1512 * @blink: true if the LED should blink when on, false if steady
1513 *
1514 * if this function is used to turn on the blink it should
1515 * be used to disable the blink when restoring the original state.
1516 **/
1517void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
1518{
1519        u32 current_mode = 0;
1520        int i;
1521
1522        if (mode & 0xfffffff0)
1523                hw_dbg(hw, "invalid mode passed in %X\n", mode);
1524
1525        /* as per the documentation GPIO 22-29 are the LED
1526         * GPIO pins named LED0..LED7
1527         */
1528        for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
1529                u32 gpio_val = i40e_led_is_mine(hw, i);
1530
1531                if (!gpio_val)
1532                        continue;
1533
1534                /* ignore gpio LED src mode entries related to the activity
1535                 * LEDs
1536                 */
1537                current_mode = ((gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK)
1538                                >> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT);
1539                switch (current_mode) {
1540                case I40E_COMBINED_ACTIVITY:
1541                case I40E_FILTER_ACTIVITY:
1542                case I40E_MAC_ACTIVITY:
1543                        continue;
1544                default:
1545                        break;
1546                }
1547
1548                gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
1549                /* this & is a bit of paranoia, but serves as a range check */
1550                gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
1551                             I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
1552
1553                if (mode == I40E_LINK_ACTIVITY)
1554                        blink = false;
1555
1556                if (blink)
1557                        gpio_val |= BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1558                else
1559                        gpio_val &= ~BIT(I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT);
1560
1561                wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
1562                break;
1563        }
1564}
1565
1566/* Admin command wrappers */
1567
1568/**
1569 * i40e_aq_get_phy_capabilities
1570 * @hw: pointer to the hw struct
1571 * @abilities: structure for PHY capabilities to be filled
1572 * @qualified_modules: report Qualified Modules
1573 * @report_init: report init capabilities (active are default)
1574 * @cmd_details: pointer to command details structure or NULL
1575 *
1576 * Returns the various PHY abilities supported on the Port.
1577 **/
1578i40e_status i40e_aq_get_phy_capabilities(struct i40e_hw *hw,
1579                        bool qualified_modules, bool report_init,
1580                        struct i40e_aq_get_phy_abilities_resp *abilities,
1581                        struct i40e_asq_cmd_details *cmd_details)
1582{
1583        struct i40e_aq_desc desc;
1584        i40e_status status;
1585        u16 abilities_size = sizeof(struct i40e_aq_get_phy_abilities_resp);
1586
1587        if (!abilities)
1588                return I40E_ERR_PARAM;
1589
1590        i40e_fill_default_direct_cmd_desc(&desc,
1591                                          i40e_aqc_opc_get_phy_abilities);
1592
1593        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1594        if (abilities_size > I40E_AQ_LARGE_BUF)
1595                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1596
1597        if (qualified_modules)
1598                desc.params.external.param0 |=
1599                        cpu_to_le32(I40E_AQ_PHY_REPORT_QUALIFIED_MODULES);
1600
1601        if (report_init)
1602                desc.params.external.param0 |=
1603                        cpu_to_le32(I40E_AQ_PHY_REPORT_INITIAL_VALUES);
1604
1605        status = i40e_asq_send_command(hw, &desc, abilities, abilities_size,
1606                                       cmd_details);
1607
1608        if (hw->aq.asq_last_status == I40E_AQ_RC_EIO)
1609                status = I40E_ERR_UNKNOWN_PHY;
1610
1611        if (report_init)
1612                hw->phy.phy_types = le32_to_cpu(abilities->phy_type);
1613
1614        return status;
1615}
1616
1617/**
1618 * i40e_aq_set_phy_config
1619 * @hw: pointer to the hw struct
1620 * @config: structure with PHY configuration to be set
1621 * @cmd_details: pointer to command details structure or NULL
1622 *
1623 * Set the various PHY configuration parameters
1624 * supported on the Port.One or more of the Set PHY config parameters may be
1625 * ignored in an MFP mode as the PF may not have the privilege to set some
1626 * of the PHY Config parameters. This status will be indicated by the
1627 * command response.
1628 **/
1629enum i40e_status_code i40e_aq_set_phy_config(struct i40e_hw *hw,
1630                                struct i40e_aq_set_phy_config *config,
1631                                struct i40e_asq_cmd_details *cmd_details)
1632{
1633        struct i40e_aq_desc desc;
1634        struct i40e_aq_set_phy_config *cmd =
1635                        (struct i40e_aq_set_phy_config *)&desc.params.raw;
1636        enum i40e_status_code status;
1637
1638        if (!config)
1639                return I40E_ERR_PARAM;
1640
1641        i40e_fill_default_direct_cmd_desc(&desc,
1642                                          i40e_aqc_opc_set_phy_config);
1643
1644        *cmd = *config;
1645
1646        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1647
1648        return status;
1649}
1650
1651/**
1652 * i40e_set_fc
1653 * @hw: pointer to the hw struct
1654 *
1655 * Set the requested flow control mode using set_phy_config.
1656 **/
1657enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
1658                                  bool atomic_restart)
1659{
1660        enum i40e_fc_mode fc_mode = hw->fc.requested_mode;
1661        struct i40e_aq_get_phy_abilities_resp abilities;
1662        struct i40e_aq_set_phy_config config;
1663        enum i40e_status_code status;
1664        u8 pause_mask = 0x0;
1665
1666        *aq_failures = 0x0;
1667
1668        switch (fc_mode) {
1669        case I40E_FC_FULL:
1670                pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1671                pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1672                break;
1673        case I40E_FC_RX_PAUSE:
1674                pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
1675                break;
1676        case I40E_FC_TX_PAUSE:
1677                pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
1678                break;
1679        default:
1680                break;
1681        }
1682
1683        /* Get the current phy config */
1684        status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
1685                                              NULL);
1686        if (status) {
1687                *aq_failures |= I40E_SET_FC_AQ_FAIL_GET;
1688                return status;
1689        }
1690
1691        memset(&config, 0, sizeof(struct i40e_aq_set_phy_config));
1692        /* clear the old pause settings */
1693        config.abilities = abilities.abilities & ~(I40E_AQ_PHY_FLAG_PAUSE_TX) &
1694                           ~(I40E_AQ_PHY_FLAG_PAUSE_RX);
1695        /* set the new abilities */
1696        config.abilities |= pause_mask;
1697        /* If the abilities have changed, then set the new config */
1698        if (config.abilities != abilities.abilities) {
1699                /* Auto restart link so settings take effect */
1700                if (atomic_restart)
1701                        config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
1702                /* Copy over all the old settings */
1703                config.phy_type = abilities.phy_type;
1704                config.link_speed = abilities.link_speed;
1705                config.eee_capability = abilities.eee_capability;
1706                config.eeer = abilities.eeer_val;
1707                config.low_power_ctrl = abilities.d3_lpan;
1708                status = i40e_aq_set_phy_config(hw, &config, NULL);
1709
1710                if (status)
1711                        *aq_failures |= I40E_SET_FC_AQ_FAIL_SET;
1712        }
1713        /* Update the link info */
1714        status = i40e_update_link_info(hw);
1715        if (status) {
1716                /* Wait a little bit (on 40G cards it sometimes takes a really
1717                 * long time for link to come back from the atomic reset)
1718                 * and try once more
1719                 */
1720                msleep(1000);
1721                status = i40e_update_link_info(hw);
1722        }
1723        if (status)
1724                *aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE;
1725
1726        return status;
1727}
1728
1729/**
1730 * i40e_aq_clear_pxe_mode
1731 * @hw: pointer to the hw struct
1732 * @cmd_details: pointer to command details structure or NULL
1733 *
1734 * Tell the firmware that the driver is taking over from PXE
1735 **/
1736i40e_status i40e_aq_clear_pxe_mode(struct i40e_hw *hw,
1737                                struct i40e_asq_cmd_details *cmd_details)
1738{
1739        i40e_status status;
1740        struct i40e_aq_desc desc;
1741        struct i40e_aqc_clear_pxe *cmd =
1742                (struct i40e_aqc_clear_pxe *)&desc.params.raw;
1743
1744        i40e_fill_default_direct_cmd_desc(&desc,
1745                                          i40e_aqc_opc_clear_pxe_mode);
1746
1747        cmd->rx_cnt = 0x2;
1748
1749        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1750
1751        wr32(hw, I40E_GLLAN_RCTL_0, 0x1);
1752
1753        return status;
1754}
1755
1756/**
1757 * i40e_aq_set_link_restart_an
1758 * @hw: pointer to the hw struct
1759 * @enable_link: if true: enable link, if false: disable link
1760 * @cmd_details: pointer to command details structure or NULL
1761 *
1762 * Sets up the link and restarts the Auto-Negotiation over the link.
1763 **/
1764i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw,
1765                                        bool enable_link,
1766                                        struct i40e_asq_cmd_details *cmd_details)
1767{
1768        struct i40e_aq_desc desc;
1769        struct i40e_aqc_set_link_restart_an *cmd =
1770                (struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
1771        i40e_status status;
1772
1773        i40e_fill_default_direct_cmd_desc(&desc,
1774                                          i40e_aqc_opc_set_link_restart_an);
1775
1776        cmd->command = I40E_AQ_PHY_RESTART_AN;
1777        if (enable_link)
1778                cmd->command |= I40E_AQ_PHY_LINK_ENABLE;
1779        else
1780                cmd->command &= ~I40E_AQ_PHY_LINK_ENABLE;
1781
1782        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1783
1784        return status;
1785}
1786
1787/**
1788 * i40e_aq_get_link_info
1789 * @hw: pointer to the hw struct
1790 * @enable_lse: enable/disable LinkStatusEvent reporting
1791 * @link: pointer to link status structure - optional
1792 * @cmd_details: pointer to command details structure or NULL
1793 *
1794 * Returns the link status of the adapter.
1795 **/
1796i40e_status i40e_aq_get_link_info(struct i40e_hw *hw,
1797                                bool enable_lse, struct i40e_link_status *link,
1798                                struct i40e_asq_cmd_details *cmd_details)
1799{
1800        struct i40e_aq_desc desc;
1801        struct i40e_aqc_get_link_status *resp =
1802                (struct i40e_aqc_get_link_status *)&desc.params.raw;
1803        struct i40e_link_status *hw_link_info = &hw->phy.link_info;
1804        i40e_status status;
1805        bool tx_pause, rx_pause;
1806        u16 command_flags;
1807
1808        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
1809
1810        if (enable_lse)
1811                command_flags = I40E_AQ_LSE_ENABLE;
1812        else
1813                command_flags = I40E_AQ_LSE_DISABLE;
1814        resp->command_flags = cpu_to_le16(command_flags);
1815
1816        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1817
1818        if (status)
1819                goto aq_get_link_info_exit;
1820
1821        /* save off old link status information */
1822        hw->phy.link_info_old = *hw_link_info;
1823
1824        /* update link status */
1825        hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
1826        hw->phy.media_type = i40e_get_media_type(hw);
1827        hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
1828        hw_link_info->link_info = resp->link_info;
1829        hw_link_info->an_info = resp->an_info;
1830        hw_link_info->ext_info = resp->ext_info;
1831        hw_link_info->loopback = resp->loopback;
1832        hw_link_info->max_frame_size = le16_to_cpu(resp->max_frame_size);
1833        hw_link_info->pacing = resp->config & I40E_AQ_CONFIG_PACING_MASK;
1834
1835        /* update fc info */
1836        tx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_TX);
1837        rx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_RX);
1838        if (tx_pause & rx_pause)
1839                hw->fc.current_mode = I40E_FC_FULL;
1840        else if (tx_pause)
1841                hw->fc.current_mode = I40E_FC_TX_PAUSE;
1842        else if (rx_pause)
1843                hw->fc.current_mode = I40E_FC_RX_PAUSE;
1844        else
1845                hw->fc.current_mode = I40E_FC_NONE;
1846
1847        if (resp->config & I40E_AQ_CONFIG_CRC_ENA)
1848                hw_link_info->crc_enable = true;
1849        else
1850                hw_link_info->crc_enable = false;
1851
1852        if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_ENABLE))
1853                hw_link_info->lse_enable = true;
1854        else
1855                hw_link_info->lse_enable = false;
1856
1857        if ((hw->aq.fw_maj_ver < 4 || (hw->aq.fw_maj_ver == 4 &&
1858             hw->aq.fw_min_ver < 40)) && hw_link_info->phy_type == 0xE)
1859                hw_link_info->phy_type = I40E_PHY_TYPE_10GBASE_SFPP_CU;
1860
1861        /* save link status information */
1862        if (link)
1863                *link = *hw_link_info;
1864
1865        /* flag cleared so helper functions don't call AQ again */
1866        hw->phy.get_link_info = false;
1867
1868aq_get_link_info_exit:
1869        return status;
1870}
1871
1872/**
1873 * i40e_aq_set_phy_int_mask
1874 * @hw: pointer to the hw struct
1875 * @mask: interrupt mask to be set
1876 * @cmd_details: pointer to command details structure or NULL
1877 *
1878 * Set link interrupt mask.
1879 **/
1880i40e_status i40e_aq_set_phy_int_mask(struct i40e_hw *hw,
1881                                     u16 mask,
1882                                     struct i40e_asq_cmd_details *cmd_details)
1883{
1884        struct i40e_aq_desc desc;
1885        struct i40e_aqc_set_phy_int_mask *cmd =
1886                (struct i40e_aqc_set_phy_int_mask *)&desc.params.raw;
1887        i40e_status status;
1888
1889        i40e_fill_default_direct_cmd_desc(&desc,
1890                                          i40e_aqc_opc_set_phy_int_mask);
1891
1892        cmd->event_mask = cpu_to_le16(mask);
1893
1894        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1895
1896        return status;
1897}
1898
1899/**
1900 * i40e_aq_set_phy_debug
1901 * @hw: pointer to the hw struct
1902 * @cmd_flags: debug command flags
1903 * @cmd_details: pointer to command details structure or NULL
1904 *
1905 * Reset the external PHY.
1906 **/
1907i40e_status i40e_aq_set_phy_debug(struct i40e_hw *hw, u8 cmd_flags,
1908                                  struct i40e_asq_cmd_details *cmd_details)
1909{
1910        struct i40e_aq_desc desc;
1911        struct i40e_aqc_set_phy_debug *cmd =
1912                (struct i40e_aqc_set_phy_debug *)&desc.params.raw;
1913        i40e_status status;
1914
1915        i40e_fill_default_direct_cmd_desc(&desc,
1916                                          i40e_aqc_opc_set_phy_debug);
1917
1918        cmd->command_flags = cmd_flags;
1919
1920        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1921
1922        return status;
1923}
1924
1925/**
1926 * i40e_aq_add_vsi
1927 * @hw: pointer to the hw struct
1928 * @vsi_ctx: pointer to a vsi context struct
1929 * @cmd_details: pointer to command details structure or NULL
1930 *
1931 * Add a VSI context to the hardware.
1932**/
1933i40e_status i40e_aq_add_vsi(struct i40e_hw *hw,
1934                                struct i40e_vsi_context *vsi_ctx,
1935                                struct i40e_asq_cmd_details *cmd_details)
1936{
1937        struct i40e_aq_desc desc;
1938        struct i40e_aqc_add_get_update_vsi *cmd =
1939                (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
1940        struct i40e_aqc_add_get_update_vsi_completion *resp =
1941                (struct i40e_aqc_add_get_update_vsi_completion *)
1942                &desc.params.raw;
1943        i40e_status status;
1944
1945        i40e_fill_default_direct_cmd_desc(&desc,
1946                                          i40e_aqc_opc_add_vsi);
1947
1948        cmd->uplink_seid = cpu_to_le16(vsi_ctx->uplink_seid);
1949        cmd->connection_type = vsi_ctx->connection_type;
1950        cmd->vf_id = vsi_ctx->vf_num;
1951        cmd->vsi_flags = cpu_to_le16(vsi_ctx->flags);
1952
1953        desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1954
1955        status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
1956                                    sizeof(vsi_ctx->info), cmd_details);
1957
1958        if (status)
1959                goto aq_add_vsi_exit;
1960
1961        vsi_ctx->seid = le16_to_cpu(resp->seid);
1962        vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
1963        vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
1964        vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
1965
1966aq_add_vsi_exit:
1967        return status;
1968}
1969
1970/**
1971 * i40e_aq_set_default_vsi
1972 * @hw: pointer to the hw struct
1973 * @seid: vsi number
1974 * @cmd_details: pointer to command details structure or NULL
1975 **/
1976i40e_status i40e_aq_set_default_vsi(struct i40e_hw *hw,
1977                                    u16 seid,
1978                                    struct i40e_asq_cmd_details *cmd_details)
1979{
1980        struct i40e_aq_desc desc;
1981        struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1982                (struct i40e_aqc_set_vsi_promiscuous_modes *)
1983                &desc.params.raw;
1984        i40e_status status;
1985
1986        i40e_fill_default_direct_cmd_desc(&desc,
1987                                          i40e_aqc_opc_set_vsi_promiscuous_modes);
1988
1989        cmd->promiscuous_flags = cpu_to_le16(I40E_AQC_SET_VSI_DEFAULT);
1990        cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_DEFAULT);
1991        cmd->seid = cpu_to_le16(seid);
1992
1993        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1994
1995        return status;
1996}
1997
1998/**
1999 * i40e_aq_clear_default_vsi
2000 * @hw: pointer to the hw struct
2001 * @seid: vsi number
2002 * @cmd_details: pointer to command details structure or NULL
2003 **/
2004i40e_status i40e_aq_clear_default_vsi(struct i40e_hw *hw,
2005                                      u16 seid,
2006                                      struct i40e_asq_cmd_details *cmd_details)
2007{
2008        struct i40e_aq_desc desc;
2009        struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2010                (struct i40e_aqc_set_vsi_promiscuous_modes *)
2011                &desc.params.raw;
2012        i40e_status status;
2013
2014        i40e_fill_default_direct_cmd_desc(&desc,
2015                                          i40e_aqc_opc_set_vsi_promiscuous_modes);
2016
2017        cmd->promiscuous_flags = cpu_to_le16(0);
2018        cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_DEFAULT);
2019        cmd->seid = cpu_to_le16(seid);
2020
2021        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2022
2023        return status;
2024}
2025
2026/**
2027 * i40e_aq_set_vsi_unicast_promiscuous
2028 * @hw: pointer to the hw struct
2029 * @seid: vsi number
2030 * @set: set unicast promiscuous enable/disable
2031 * @cmd_details: pointer to command details structure or NULL
2032 * @rx_only_promisc: flag to decide if egress traffic gets mirrored in promisc
2033 **/
2034i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
2035                                u16 seid, bool set,
2036                                struct i40e_asq_cmd_details *cmd_details,
2037                                bool rx_only_promisc)
2038{
2039        struct i40e_aq_desc desc;
2040        struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2041                (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2042        i40e_status status;
2043        u16 flags = 0;
2044
2045        i40e_fill_default_direct_cmd_desc(&desc,
2046                                        i40e_aqc_opc_set_vsi_promiscuous_modes);
2047
2048        if (set) {
2049                flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2050                if (rx_only_promisc &&
2051                    (((hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver >= 5)) ||
2052                     (hw->aq.api_maj_ver > 1)))
2053                        flags |= I40E_AQC_SET_VSI_PROMISC_TX;
2054        }
2055
2056        cmd->promiscuous_flags = cpu_to_le16(flags);
2057
2058        cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2059        if (((hw->aq.api_maj_ver >= 1) && (hw->aq.api_min_ver >= 5)) ||
2060            (hw->aq.api_maj_ver > 1))
2061                cmd->valid_flags |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_TX);
2062
2063        cmd->seid = cpu_to_le16(seid);
2064        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2065
2066        return status;
2067}
2068
2069/**
2070 * i40e_aq_set_vsi_multicast_promiscuous
2071 * @hw: pointer to the hw struct
2072 * @seid: vsi number
2073 * @set: set multicast promiscuous enable/disable
2074 * @cmd_details: pointer to command details structure or NULL
2075 **/
2076i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
2077                                u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
2078{
2079        struct i40e_aq_desc desc;
2080        struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2081                (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2082        i40e_status status;
2083        u16 flags = 0;
2084
2085        i40e_fill_default_direct_cmd_desc(&desc,
2086                                        i40e_aqc_opc_set_vsi_promiscuous_modes);
2087
2088        if (set)
2089                flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2090
2091        cmd->promiscuous_flags = cpu_to_le16(flags);
2092
2093        cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2094
2095        cmd->seid = cpu_to_le16(seid);
2096        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2097
2098        return status;
2099}
2100
2101/**
2102 * i40e_aq_set_vsi_mc_promisc_on_vlan
2103 * @hw: pointer to the hw struct
2104 * @seid: vsi number
2105 * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2106 * @vid: The VLAN tag filter - capture any multicast packet with this VLAN tag
2107 * @cmd_details: pointer to command details structure or NULL
2108 **/
2109enum i40e_status_code i40e_aq_set_vsi_mc_promisc_on_vlan(struct i40e_hw *hw,
2110                                                         u16 seid, bool enable,
2111                                                         u16 vid,
2112                                struct i40e_asq_cmd_details *cmd_details)
2113{
2114        struct i40e_aq_desc desc;
2115        struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2116                (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2117        enum i40e_status_code status;
2118        u16 flags = 0;
2119
2120        i40e_fill_default_direct_cmd_desc(&desc,
2121                                          i40e_aqc_opc_set_vsi_promiscuous_modes);
2122
2123        if (enable)
2124                flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
2125
2126        cmd->promiscuous_flags = cpu_to_le16(flags);
2127        cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
2128        cmd->seid = cpu_to_le16(seid);
2129        cmd->vlan_tag = cpu_to_le16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2130
2131        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2132
2133        return status;
2134}
2135
2136/**
2137 * i40e_aq_set_vsi_uc_promisc_on_vlan
2138 * @hw: pointer to the hw struct
2139 * @seid: vsi number
2140 * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2141 * @vid: The VLAN tag filter - capture any unicast packet with this VLAN tag
2142 * @cmd_details: pointer to command details structure or NULL
2143 **/
2144enum i40e_status_code i40e_aq_set_vsi_uc_promisc_on_vlan(struct i40e_hw *hw,
2145                                                         u16 seid, bool enable,
2146                                                         u16 vid,
2147                                struct i40e_asq_cmd_details *cmd_details)
2148{
2149        struct i40e_aq_desc desc;
2150        struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2151                (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2152        enum i40e_status_code status;
2153        u16 flags = 0;
2154
2155        i40e_fill_default_direct_cmd_desc(&desc,
2156                                          i40e_aqc_opc_set_vsi_promiscuous_modes);
2157
2158        if (enable)
2159                flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
2160
2161        cmd->promiscuous_flags = cpu_to_le16(flags);
2162        cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
2163        cmd->seid = cpu_to_le16(seid);
2164        cmd->vlan_tag = cpu_to_le16(vid | I40E_AQC_SET_VSI_VLAN_VALID);
2165
2166        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2167
2168        return status;
2169}
2170
2171/**
2172 * i40e_aq_set_vsi_broadcast
2173 * @hw: pointer to the hw struct
2174 * @seid: vsi number
2175 * @set_filter: true to set filter, false to clear filter
2176 * @cmd_details: pointer to command details structure or NULL
2177 *
2178 * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
2179 **/
2180i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
2181                                u16 seid, bool set_filter,
2182                                struct i40e_asq_cmd_details *cmd_details)
2183{
2184        struct i40e_aq_desc desc;
2185        struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2186                (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2187        i40e_status status;
2188
2189        i40e_fill_default_direct_cmd_desc(&desc,
2190                                        i40e_aqc_opc_set_vsi_promiscuous_modes);
2191
2192        if (set_filter)
2193                cmd->promiscuous_flags
2194                            |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2195        else
2196                cmd->promiscuous_flags
2197                            &= cpu_to_le16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2198
2199        cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
2200        cmd->seid = cpu_to_le16(seid);
2201        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2202
2203        return status;
2204}
2205
2206/**
2207 * i40e_aq_set_vsi_vlan_promisc - control the VLAN promiscuous setting
2208 * @hw: pointer to the hw struct
2209 * @seid: vsi number
2210 * @enable: set MAC L2 layer unicast promiscuous enable/disable for a given VLAN
2211 * @cmd_details: pointer to command details structure or NULL
2212 **/
2213i40e_status i40e_aq_set_vsi_vlan_promisc(struct i40e_hw *hw,
2214                                       u16 seid, bool enable,
2215                                       struct i40e_asq_cmd_details *cmd_details)
2216{
2217        struct i40e_aq_desc desc;
2218        struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
2219                (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
2220        i40e_status status;
2221        u16 flags = 0;
2222
2223        i40e_fill_default_direct_cmd_desc(&desc,
2224                                        i40e_aqc_opc_set_vsi_promiscuous_modes);
2225        if (enable)
2226                flags |= I40E_AQC_SET_VSI_PROMISC_VLAN;
2227
2228        cmd->promiscuous_flags = cpu_to_le16(flags);
2229        cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_VLAN);
2230        cmd->seid = cpu_to_le16(seid);
2231
2232        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2233
2234        return status;
2235}
2236
2237/**
2238 * i40e_get_vsi_params - get VSI configuration info
2239 * @hw: pointer to the hw struct
2240 * @vsi_ctx: pointer to a vsi context struct
2241 * @cmd_details: pointer to command details structure or NULL
2242 **/
2243i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw,
2244                                struct i40e_vsi_context *vsi_ctx,
2245                                struct i40e_asq_cmd_details *cmd_details)
2246{
2247        struct i40e_aq_desc desc;
2248        struct i40e_aqc_add_get_update_vsi *cmd =
2249                (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2250        struct i40e_aqc_add_get_update_vsi_completion *resp =
2251                (struct i40e_aqc_add_get_update_vsi_completion *)
2252                &desc.params.raw;
2253        i40e_status status;
2254
2255        i40e_fill_default_direct_cmd_desc(&desc,
2256                                          i40e_aqc_opc_get_vsi_parameters);
2257
2258        cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
2259
2260        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2261
2262        status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2263                                    sizeof(vsi_ctx->info), NULL);
2264
2265        if (status)
2266                goto aq_get_vsi_params_exit;
2267
2268        vsi_ctx->seid = le16_to_cpu(resp->seid);
2269        vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
2270        vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
2271        vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
2272
2273aq_get_vsi_params_exit:
2274        return status;
2275}
2276
2277/**
2278 * i40e_aq_update_vsi_params
2279 * @hw: pointer to the hw struct
2280 * @vsi_ctx: pointer to a vsi context struct
2281 * @cmd_details: pointer to command details structure or NULL
2282 *
2283 * Update a VSI context.
2284 **/
2285i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw,
2286                                struct i40e_vsi_context *vsi_ctx,
2287                                struct i40e_asq_cmd_details *cmd_details)
2288{
2289        struct i40e_aq_desc desc;
2290        struct i40e_aqc_add_get_update_vsi *cmd =
2291                (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
2292        struct i40e_aqc_add_get_update_vsi_completion *resp =
2293                (struct i40e_aqc_add_get_update_vsi_completion *)
2294                &desc.params.raw;
2295        i40e_status status;
2296
2297        i40e_fill_default_direct_cmd_desc(&desc,
2298                                          i40e_aqc_opc_update_vsi_parameters);
2299        cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
2300
2301        desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2302
2303        status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
2304                                    sizeof(vsi_ctx->info), cmd_details);
2305
2306        vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
2307        vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
2308
2309        return status;
2310}
2311
2312/**
2313 * i40e_aq_get_switch_config
2314 * @hw: pointer to the hardware structure
2315 * @buf: pointer to the result buffer
2316 * @buf_size: length of input buffer
2317 * @start_seid: seid to start for the report, 0 == beginning
2318 * @cmd_details: pointer to command details structure or NULL
2319 *
2320 * Fill the buf with switch configuration returned from AdminQ command
2321 **/
2322i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw,
2323                                struct i40e_aqc_get_switch_config_resp *buf,
2324                                u16 buf_size, u16 *start_seid,
2325                                struct i40e_asq_cmd_details *cmd_details)
2326{
2327        struct i40e_aq_desc desc;
2328        struct i40e_aqc_switch_seid *scfg =
2329                (struct i40e_aqc_switch_seid *)&desc.params.raw;
2330        i40e_status status;
2331
2332        i40e_fill_default_direct_cmd_desc(&desc,
2333                                          i40e_aqc_opc_get_switch_config);
2334        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2335        if (buf_size > I40E_AQ_LARGE_BUF)
2336                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2337        scfg->seid = cpu_to_le16(*start_seid);
2338
2339        status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
2340        *start_seid = le16_to_cpu(scfg->seid);
2341
2342        return status;
2343}
2344
2345/**
2346 * i40e_aq_set_switch_config
2347 * @hw: pointer to the hardware structure
2348 * @flags: bit flag values to set
2349 * @valid_flags: which bit flags to set
2350 * @cmd_details: pointer to command details structure or NULL
2351 *
2352 * Set switch configuration bits
2353 **/
2354enum i40e_status_code i40e_aq_set_switch_config(struct i40e_hw *hw,
2355                                                u16 flags,
2356                                                u16 valid_flags,
2357                                struct i40e_asq_cmd_details *cmd_details)
2358{
2359        struct i40e_aq_desc desc;
2360        struct i40e_aqc_set_switch_config *scfg =
2361                (struct i40e_aqc_set_switch_config *)&desc.params.raw;
2362        enum i40e_status_code status;
2363
2364        i40e_fill_default_direct_cmd_desc(&desc,
2365                                          i40e_aqc_opc_set_switch_config);
2366        scfg->flags = cpu_to_le16(flags);
2367        scfg->valid_flags = cpu_to_le16(valid_flags);
2368
2369        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2370
2371        return status;
2372}
2373
2374/**
2375 * i40e_aq_get_firmware_version
2376 * @hw: pointer to the hw struct
2377 * @fw_major_version: firmware major version
2378 * @fw_minor_version: firmware minor version
2379 * @fw_build: firmware build number
2380 * @api_major_version: major queue version
2381 * @api_minor_version: minor queue version
2382 * @cmd_details: pointer to command details structure or NULL
2383 *
2384 * Get the firmware version from the admin queue commands
2385 **/
2386i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw,
2387                                u16 *fw_major_version, u16 *fw_minor_version,
2388                                u32 *fw_build,
2389                                u16 *api_major_version, u16 *api_minor_version,
2390                                struct i40e_asq_cmd_details *cmd_details)
2391{
2392        struct i40e_aq_desc desc;
2393        struct i40e_aqc_get_version *resp =
2394                (struct i40e_aqc_get_version *)&desc.params.raw;
2395        i40e_status status;
2396
2397        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
2398
2399        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2400
2401        if (!status) {
2402                if (fw_major_version)
2403                        *fw_major_version = le16_to_cpu(resp->fw_major);
2404                if (fw_minor_version)
2405                        *fw_minor_version = le16_to_cpu(resp->fw_minor);
2406                if (fw_build)
2407                        *fw_build = le32_to_cpu(resp->fw_build);
2408                if (api_major_version)
2409                        *api_major_version = le16_to_cpu(resp->api_major);
2410                if (api_minor_version)
2411                        *api_minor_version = le16_to_cpu(resp->api_minor);
2412        }
2413
2414        return status;
2415}
2416
2417/**
2418 * i40e_aq_send_driver_version
2419 * @hw: pointer to the hw struct
2420 * @dv: driver's major, minor version
2421 * @cmd_details: pointer to command details structure or NULL
2422 *
2423 * Send the driver version to the firmware
2424 **/
2425i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw,
2426                                struct i40e_driver_version *dv,
2427                                struct i40e_asq_cmd_details *cmd_details)
2428{
2429        struct i40e_aq_desc desc;
2430        struct i40e_aqc_driver_version *cmd =
2431                (struct i40e_aqc_driver_version *)&desc.params.raw;
2432        i40e_status status;
2433        u16 len;
2434
2435        if (dv == NULL)
2436                return I40E_ERR_PARAM;
2437
2438        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
2439
2440        desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
2441        cmd->driver_major_ver = dv->major_version;
2442        cmd->driver_minor_ver = dv->minor_version;
2443        cmd->driver_build_ver = dv->build_version;
2444        cmd->driver_subbuild_ver = dv->subbuild_version;
2445
2446        len = 0;
2447        while (len < sizeof(dv->driver_string) &&
2448               (dv->driver_string[len] < 0x80) &&
2449               dv->driver_string[len])
2450                len++;
2451        status = i40e_asq_send_command(hw, &desc, dv->driver_string,
2452                                       len, cmd_details);
2453
2454        return status;
2455}
2456
2457/**
2458 * i40e_get_link_status - get status of the HW network link
2459 * @hw: pointer to the hw struct
2460 * @link_up: pointer to bool (true/false = linkup/linkdown)
2461 *
2462 * Variable link_up true if link is up, false if link is down.
2463 * The variable link_up is invalid if returned value of status != 0
2464 *
2465 * Side effect: LinkStatusEvent reporting becomes enabled
2466 **/
2467i40e_status i40e_get_link_status(struct i40e_hw *hw, bool *link_up)
2468{
2469        i40e_status status = 0;
2470
2471        if (hw->phy.get_link_info) {
2472                status = i40e_update_link_info(hw);
2473
2474                if (status)
2475                        i40e_debug(hw, I40E_DEBUG_LINK, "get link failed: status %d\n",
2476                                   status);
2477        }
2478
2479        *link_up = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
2480
2481        return status;
2482}
2483
2484/**
2485 * i40e_updatelink_status - update status of the HW network link
2486 * @hw: pointer to the hw struct
2487 **/
2488i40e_status i40e_update_link_info(struct i40e_hw *hw)
2489{
2490        struct i40e_aq_get_phy_abilities_resp abilities;
2491        i40e_status status = 0;
2492
2493        status = i40e_aq_get_link_info(hw, true, NULL, NULL);
2494        if (status)
2495                return status;
2496
2497        if (hw->phy.link_info.link_info & I40E_AQ_MEDIA_AVAILABLE) {
2498                status = i40e_aq_get_phy_capabilities(hw, false, false,
2499                                                      &abilities, NULL);
2500                if (status)
2501                        return status;
2502
2503                memcpy(hw->phy.link_info.module_type, &abilities.module_type,
2504                       sizeof(hw->phy.link_info.module_type));
2505        }
2506
2507        return status;
2508}
2509
2510/**
2511 * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
2512 * @hw: pointer to the hw struct
2513 * @uplink_seid: the MAC or other gizmo SEID
2514 * @downlink_seid: the VSI SEID
2515 * @enabled_tc: bitmap of TCs to be enabled
2516 * @default_port: true for default port VSI, false for control port
2517 * @veb_seid: pointer to where to put the resulting VEB SEID
2518 * @enable_stats: true to turn on VEB stats
2519 * @cmd_details: pointer to command details structure or NULL
2520 *
2521 * This asks the FW to add a VEB between the uplink and downlink
2522 * elements.  If the uplink SEID is 0, this will be a floating VEB.
2523 **/
2524i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
2525                                u16 downlink_seid, u8 enabled_tc,
2526                                bool default_port, u16 *veb_seid,
2527                                bool enable_stats,
2528                                struct i40e_asq_cmd_details *cmd_details)
2529{
2530        struct i40e_aq_desc desc;
2531        struct i40e_aqc_add_veb *cmd =
2532                (struct i40e_aqc_add_veb *)&desc.params.raw;
2533        struct i40e_aqc_add_veb_completion *resp =
2534                (struct i40e_aqc_add_veb_completion *)&desc.params.raw;
2535        i40e_status status;
2536        u16 veb_flags = 0;
2537
2538        /* SEIDs need to either both be set or both be 0 for floating VEB */
2539        if (!!uplink_seid != !!downlink_seid)
2540                return I40E_ERR_PARAM;
2541
2542        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
2543
2544        cmd->uplink_seid = cpu_to_le16(uplink_seid);
2545        cmd->downlink_seid = cpu_to_le16(downlink_seid);
2546        cmd->enable_tcs = enabled_tc;
2547        if (!uplink_seid)
2548                veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
2549        if (default_port)
2550                veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
2551        else
2552                veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
2553
2554        /* reverse logic here: set the bitflag to disable the stats */
2555        if (!enable_stats)
2556                veb_flags |= I40E_AQC_ADD_VEB_ENABLE_DISABLE_STATS;
2557
2558        cmd->veb_flags = cpu_to_le16(veb_flags);
2559
2560        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2561
2562        if (!status && veb_seid)
2563                *veb_seid = le16_to_cpu(resp->veb_seid);
2564
2565        return status;
2566}
2567
2568/**
2569 * i40e_aq_get_veb_parameters - Retrieve VEB parameters
2570 * @hw: pointer to the hw struct
2571 * @veb_seid: the SEID of the VEB to query
2572 * @switch_id: the uplink switch id
2573 * @floating: set to true if the VEB is floating
2574 * @statistic_index: index of the stats counter block for this VEB
2575 * @vebs_used: number of VEB's used by function
2576 * @vebs_free: total VEB's not reserved by any function
2577 * @cmd_details: pointer to command details structure or NULL
2578 *
2579 * This retrieves the parameters for a particular VEB, specified by
2580 * uplink_seid, and returns them to the caller.
2581 **/
2582i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw,
2583                                u16 veb_seid, u16 *switch_id,
2584                                bool *floating, u16 *statistic_index,
2585                                u16 *vebs_used, u16 *vebs_free,
2586                                struct i40e_asq_cmd_details *cmd_details)
2587{
2588        struct i40e_aq_desc desc;
2589        struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
2590                (struct i40e_aqc_get_veb_parameters_completion *)
2591                &desc.params.raw;
2592        i40e_status status;
2593
2594        if (veb_seid == 0)
2595                return I40E_ERR_PARAM;
2596
2597        i40e_fill_default_direct_cmd_desc(&desc,
2598                                          i40e_aqc_opc_get_veb_parameters);
2599        cmd_resp->seid = cpu_to_le16(veb_seid);
2600
2601        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2602        if (status)
2603                goto get_veb_exit;
2604
2605        if (switch_id)
2606                *switch_id = le16_to_cpu(cmd_resp->switch_id);
2607        if (statistic_index)
2608                *statistic_index = le16_to_cpu(cmd_resp->statistic_index);
2609        if (vebs_used)
2610                *vebs_used = le16_to_cpu(cmd_resp->vebs_used);
2611        if (vebs_free)
2612                *vebs_free = le16_to_cpu(cmd_resp->vebs_free);
2613        if (floating) {
2614                u16 flags = le16_to_cpu(cmd_resp->veb_flags);
2615
2616                if (flags & I40E_AQC_ADD_VEB_FLOATING)
2617                        *floating = true;
2618                else
2619                        *floating = false;
2620        }
2621
2622get_veb_exit:
2623        return status;
2624}
2625
2626/**
2627 * i40e_aq_add_macvlan
2628 * @hw: pointer to the hw struct
2629 * @seid: VSI for the mac address
2630 * @mv_list: list of macvlans to be added
2631 * @count: length of the list
2632 * @cmd_details: pointer to command details structure or NULL
2633 *
2634 * Add MAC/VLAN addresses to the HW filtering
2635 **/
2636i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
2637                        struct i40e_aqc_add_macvlan_element_data *mv_list,
2638                        u16 count, struct i40e_asq_cmd_details *cmd_details)
2639{
2640        struct i40e_aq_desc desc;
2641        struct i40e_aqc_macvlan *cmd =
2642                (struct i40e_aqc_macvlan *)&desc.params.raw;
2643        i40e_status status;
2644        u16 buf_size;
2645        int i;
2646
2647        if (count == 0 || !mv_list || !hw)
2648                return I40E_ERR_PARAM;
2649
2650        buf_size = count * sizeof(*mv_list);
2651
2652        /* prep the rest of the request */
2653        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
2654        cmd->num_addresses = cpu_to_le16(count);
2655        cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2656        cmd->seid[1] = 0;
2657        cmd->seid[2] = 0;
2658
2659        for (i = 0; i < count; i++)
2660                if (is_multicast_ether_addr(mv_list[i].mac_addr))
2661                        mv_list[i].flags |=
2662                               cpu_to_le16(I40E_AQC_MACVLAN_ADD_USE_SHARED_MAC);
2663
2664        desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2665        if (buf_size > I40E_AQ_LARGE_BUF)
2666                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2667
2668        status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
2669                                       cmd_details);
2670
2671        return status;
2672}
2673
2674/**
2675 * i40e_aq_remove_macvlan
2676 * @hw: pointer to the hw struct
2677 * @seid: VSI for the mac address
2678 * @mv_list: list of macvlans to be removed
2679 * @count: length of the list
2680 * @cmd_details: pointer to command details structure or NULL
2681 *
2682 * Remove MAC/VLAN addresses from the HW filtering
2683 **/
2684i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
2685                        struct i40e_aqc_remove_macvlan_element_data *mv_list,
2686                        u16 count, struct i40e_asq_cmd_details *cmd_details)
2687{
2688        struct i40e_aq_desc desc;
2689        struct i40e_aqc_macvlan *cmd =
2690                (struct i40e_aqc_macvlan *)&desc.params.raw;
2691        i40e_status status;
2692        u16 buf_size;
2693
2694        if (count == 0 || !mv_list || !hw)
2695                return I40E_ERR_PARAM;
2696
2697        buf_size = count * sizeof(*mv_list);
2698
2699        /* prep the rest of the request */
2700        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
2701        cmd->num_addresses = cpu_to_le16(count);
2702        cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
2703        cmd->seid[1] = 0;
2704        cmd->seid[2] = 0;
2705
2706        desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
2707        if (buf_size > I40E_AQ_LARGE_BUF)
2708                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2709
2710        status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
2711                                       cmd_details);
2712
2713        return status;
2714}
2715
2716/**
2717 * i40e_mirrorrule_op - Internal helper function to add/delete mirror rule
2718 * @hw: pointer to the hw struct
2719 * @opcode: AQ opcode for add or delete mirror rule
2720 * @sw_seid: Switch SEID (to which rule refers)
2721 * @rule_type: Rule Type (ingress/egress/VLAN)
2722 * @id: Destination VSI SEID or Rule ID
2723 * @count: length of the list
2724 * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
2725 * @cmd_details: pointer to command details structure or NULL
2726 * @rule_id: Rule ID returned from FW
2727 * @rule_used: Number of rules used in internal switch
2728 * @rule_free: Number of rules free in internal switch
2729 *
2730 * Add/Delete a mirror rule to a specific switch. Mirror rules are supported for
2731 * VEBs/VEPA elements only
2732 **/
2733static i40e_status i40e_mirrorrule_op(struct i40e_hw *hw,
2734                                u16 opcode, u16 sw_seid, u16 rule_type, u16 id,
2735                                u16 count, __le16 *mr_list,
2736                                struct i40e_asq_cmd_details *cmd_details,
2737                                u16 *rule_id, u16 *rules_used, u16 *rules_free)
2738{
2739        struct i40e_aq_desc desc;
2740        struct i40e_aqc_add_delete_mirror_rule *cmd =
2741                (struct i40e_aqc_add_delete_mirror_rule *)&desc.params.raw;
2742        struct i40e_aqc_add_delete_mirror_rule_completion *resp =
2743        (struct i40e_aqc_add_delete_mirror_rule_completion *)&desc.params.raw;
2744        i40e_status status;
2745        u16 buf_size;
2746
2747        buf_size = count * sizeof(*mr_list);
2748
2749        /* prep the rest of the request */
2750        i40e_fill_default_direct_cmd_desc(&desc, opcode);
2751        cmd->seid = cpu_to_le16(sw_seid);
2752        cmd->rule_type = cpu_to_le16(rule_type &
2753                                     I40E_AQC_MIRROR_RULE_TYPE_MASK);
2754        cmd->num_entries = cpu_to_le16(count);
2755        /* Dest VSI for add, rule_id for delete */
2756        cmd->destination = cpu_to_le16(id);
2757        if (mr_list) {
2758                desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
2759                                                I40E_AQ_FLAG_RD));
2760                if (buf_size > I40E_AQ_LARGE_BUF)
2761                        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2762        }
2763
2764        status = i40e_asq_send_command(hw, &desc, mr_list, buf_size,
2765                                       cmd_details);
2766        if (!status ||
2767            hw->aq.asq_last_status == I40E_AQ_RC_ENOSPC) {
2768                if (rule_id)
2769                        *rule_id = le16_to_cpu(resp->rule_id);
2770                if (rules_used)
2771                        *rules_used = le16_to_cpu(resp->mirror_rules_used);
2772                if (rules_free)
2773                        *rules_free = le16_to_cpu(resp->mirror_rules_free);
2774        }
2775        return status;
2776}
2777
2778/**
2779 * i40e_aq_add_mirrorrule - add a mirror rule
2780 * @hw: pointer to the hw struct
2781 * @sw_seid: Switch SEID (to which rule refers)
2782 * @rule_type: Rule Type (ingress/egress/VLAN)
2783 * @dest_vsi: SEID of VSI to which packets will be mirrored
2784 * @count: length of the list
2785 * @mr_list: list of mirrored VSI SEIDs or VLAN IDs
2786 * @cmd_details: pointer to command details structure or NULL
2787 * @rule_id: Rule ID returned from FW
2788 * @rule_used: Number of rules used in internal switch
2789 * @rule_free: Number of rules free in internal switch
2790 *
2791 * Add mirror rule. Mirror rules are supported for VEBs or VEPA elements only
2792 **/
2793i40e_status i40e_aq_add_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
2794                        u16 rule_type, u16 dest_vsi, u16 count, __le16 *mr_list,
2795                        struct i40e_asq_cmd_details *cmd_details,
2796                        u16 *rule_id, u16 *rules_used, u16 *rules_free)
2797{
2798        if (!(rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_INGRESS ||
2799            rule_type == I40E_AQC_MIRROR_RULE_TYPE_ALL_EGRESS)) {
2800                if (count == 0 || !mr_list)
2801                        return I40E_ERR_PARAM;
2802        }
2803
2804        return i40e_mirrorrule_op(hw, i40e_aqc_opc_add_mirror_rule, sw_seid,
2805                                  rule_type, dest_vsi, count, mr_list,
2806                                  cmd_details, rule_id, rules_used, rules_free);
2807}
2808
2809/**
2810 * i40e_aq_delete_mirrorrule - delete a mirror rule
2811 * @hw: pointer to the hw struct
2812 * @sw_seid: Switch SEID (to which rule refers)
2813 * @rule_type: Rule Type (ingress/egress/VLAN)
2814 * @count: length of the list
2815 * @rule_id: Rule ID that is returned in the receive desc as part of
2816 *              add_mirrorrule.
2817 * @mr_list: list of mirrored VLAN IDs to be removed
2818 * @cmd_details: pointer to command details structure or NULL
2819 * @rule_used: Number of rules used in internal switch
2820 * @rule_free: Number of rules free in internal switch
2821 *
2822 * Delete a mirror rule. Mirror rules are supported for VEBs/VEPA elements only
2823 **/
2824i40e_status i40e_aq_delete_mirrorrule(struct i40e_hw *hw, u16 sw_seid,
2825                        u16 rule_type, u16 rule_id, u16 count, __le16 *mr_list,
2826                        struct i40e_asq_cmd_details *cmd_details,
2827                        u16 *rules_used, u16 *rules_free)
2828{
2829        /* Rule ID has to be valid except rule_type: INGRESS VLAN mirroring */
2830        if (rule_type == I40E_AQC_MIRROR_RULE_TYPE_VLAN) {
2831                /* count and mr_list shall be valid for rule_type INGRESS VLAN
2832                 * mirroring. For other rule_type, count and rule_type should
2833                 * not matter.
2834                 */
2835                if (count == 0 || !mr_list)
2836                        return I40E_ERR_PARAM;
2837        }
2838
2839        return i40e_mirrorrule_op(hw, i40e_aqc_opc_delete_mirror_rule, sw_seid,
2840                                  rule_type, rule_id, count, mr_list,
2841                                  cmd_details, NULL, rules_used, rules_free);
2842}
2843
2844/**
2845 * i40e_aq_send_msg_to_vf
2846 * @hw: pointer to the hardware structure
2847 * @vfid: VF id to send msg
2848 * @v_opcode: opcodes for VF-PF communication
2849 * @v_retval: return error code
2850 * @msg: pointer to the msg buffer
2851 * @msglen: msg length
2852 * @cmd_details: pointer to command details
2853 *
2854 * send msg to vf
2855 **/
2856i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
2857                                u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
2858                                struct i40e_asq_cmd_details *cmd_details)
2859{
2860        struct i40e_aq_desc desc;
2861        struct i40e_aqc_pf_vf_message *cmd =
2862                (struct i40e_aqc_pf_vf_message *)&desc.params.raw;
2863        i40e_status status;
2864
2865        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
2866        cmd->id = cpu_to_le32(vfid);
2867        desc.cookie_high = cpu_to_le32(v_opcode);
2868        desc.cookie_low = cpu_to_le32(v_retval);
2869        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI);
2870        if (msglen) {
2871                desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
2872                                                I40E_AQ_FLAG_RD));
2873                if (msglen > I40E_AQ_LARGE_BUF)
2874                        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2875                desc.datalen = cpu_to_le16(msglen);
2876        }
2877        status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
2878
2879        return status;
2880}
2881
2882/**
2883 * i40e_aq_debug_read_register
2884 * @hw: pointer to the hw struct
2885 * @reg_addr: register address
2886 * @reg_val: register value
2887 * @cmd_details: pointer to command details structure or NULL
2888 *
2889 * Read the register using the admin queue commands
2890 **/
2891i40e_status i40e_aq_debug_read_register(struct i40e_hw *hw,
2892                                u32 reg_addr, u64 *reg_val,
2893                                struct i40e_asq_cmd_details *cmd_details)
2894{
2895        struct i40e_aq_desc desc;
2896        struct i40e_aqc_debug_reg_read_write *cmd_resp =
2897                (struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
2898        i40e_status status;
2899
2900        if (reg_val == NULL)
2901                return I40E_ERR_PARAM;
2902
2903        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_read_reg);
2904
2905        cmd_resp->address = cpu_to_le32(reg_addr);
2906
2907        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2908
2909        if (!status) {
2910                *reg_val = ((u64)le32_to_cpu(cmd_resp->value_high) << 32) |
2911                           (u64)le32_to_cpu(cmd_resp->value_low);
2912        }
2913
2914        return status;
2915}
2916
2917/**
2918 * i40e_aq_debug_write_register
2919 * @hw: pointer to the hw struct
2920 * @reg_addr: register address
2921 * @reg_val: register value
2922 * @cmd_details: pointer to command details structure or NULL
2923 *
2924 * Write to a register using the admin queue commands
2925 **/
2926i40e_status i40e_aq_debug_write_register(struct i40e_hw *hw,
2927                                        u32 reg_addr, u64 reg_val,
2928                                        struct i40e_asq_cmd_details *cmd_details)
2929{
2930        struct i40e_aq_desc desc;
2931        struct i40e_aqc_debug_reg_read_write *cmd =
2932                (struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
2933        i40e_status status;
2934
2935        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_write_reg);
2936
2937        cmd->address = cpu_to_le32(reg_addr);
2938        cmd->value_high = cpu_to_le32((u32)(reg_val >> 32));
2939        cmd->value_low = cpu_to_le32((u32)(reg_val & 0xFFFFFFFF));
2940
2941        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2942
2943        return status;
2944}
2945
2946/**
2947 * i40e_aq_request_resource
2948 * @hw: pointer to the hw struct
2949 * @resource: resource id
2950 * @access: access type
2951 * @sdp_number: resource number
2952 * @timeout: the maximum time in ms that the driver may hold the resource
2953 * @cmd_details: pointer to command details structure or NULL
2954 *
2955 * requests common resource using the admin queue commands
2956 **/
2957i40e_status i40e_aq_request_resource(struct i40e_hw *hw,
2958                                enum i40e_aq_resources_ids resource,
2959                                enum i40e_aq_resource_access_type access,
2960                                u8 sdp_number, u64 *timeout,
2961                                struct i40e_asq_cmd_details *cmd_details)
2962{
2963        struct i40e_aq_desc desc;
2964        struct i40e_aqc_request_resource *cmd_resp =
2965                (struct i40e_aqc_request_resource *)&desc.params.raw;
2966        i40e_status status;
2967
2968        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
2969
2970        cmd_resp->resource_id = cpu_to_le16(resource);
2971        cmd_resp->access_type = cpu_to_le16(access);
2972        cmd_resp->resource_number = cpu_to_le32(sdp_number);
2973
2974        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2975        /* The completion specifies the maximum time in ms that the driver
2976         * may hold the resource in the Timeout field.
2977         * If the resource is held by someone else, the command completes with
2978         * busy return value and the timeout field indicates the maximum time
2979         * the current owner of the resource has to free it.
2980         */
2981        if (!status || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
2982                *timeout = le32_to_cpu(cmd_resp->timeout);
2983
2984        return status;
2985}
2986
2987/**
2988 * i40e_aq_release_resource
2989 * @hw: pointer to the hw struct
2990 * @resource: resource id
2991 * @sdp_number: resource number
2992 * @cmd_details: pointer to command details structure or NULL
2993 *
2994 * release common resource using the admin queue commands
2995 **/
2996i40e_status i40e_aq_release_resource(struct i40e_hw *hw,
2997                                enum i40e_aq_resources_ids resource,
2998                                u8 sdp_number,
2999                                struct i40e_asq_cmd_details *cmd_details)
3000{
3001        struct i40e_aq_desc desc;
3002        struct i40e_aqc_request_resource *cmd =
3003                (struct i40e_aqc_request_resource *)&desc.params.raw;
3004        i40e_status status;
3005
3006        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
3007
3008        cmd->resource_id = cpu_to_le16(resource);
3009        cmd->resource_number = cpu_to_le32(sdp_number);
3010
3011        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3012
3013        return status;
3014}
3015
3016/**
3017 * i40e_aq_read_nvm
3018 * @hw: pointer to the hw struct
3019 * @module_pointer: module pointer location in words from the NVM beginning
3020 * @offset: byte offset from the module beginning
3021 * @length: length of the section to be read (in bytes from the offset)
3022 * @data: command buffer (size [bytes] = length)
3023 * @last_command: tells if this is the last command in a series
3024 * @cmd_details: pointer to command details structure or NULL
3025 *
3026 * Read the NVM using the admin queue commands
3027 **/
3028i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
3029                                u32 offset, u16 length, void *data,
3030                                bool last_command,
3031                                struct i40e_asq_cmd_details *cmd_details)
3032{
3033        struct i40e_aq_desc desc;
3034        struct i40e_aqc_nvm_update *cmd =
3035                (struct i40e_aqc_nvm_update *)&desc.params.raw;
3036        i40e_status status;
3037
3038        /* In offset the highest byte must be zeroed. */
3039        if (offset & 0xFF000000) {
3040                status = I40E_ERR_PARAM;
3041                goto i40e_aq_read_nvm_exit;
3042        }
3043
3044        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
3045
3046        /* If this is the last command in a series, set the proper flag. */
3047        if (last_command)
3048                cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3049        cmd->module_pointer = module_pointer;
3050        cmd->offset = cpu_to_le32(offset);
3051        cmd->length = cpu_to_le16(length);
3052
3053        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3054        if (length > I40E_AQ_LARGE_BUF)
3055                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3056
3057        status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
3058
3059i40e_aq_read_nvm_exit:
3060        return status;
3061}
3062
3063/**
3064 * i40e_aq_erase_nvm
3065 * @hw: pointer to the hw struct
3066 * @module_pointer: module pointer location in words from the NVM beginning
3067 * @offset: offset in the module (expressed in 4 KB from module's beginning)
3068 * @length: length of the section to be erased (expressed in 4 KB)
3069 * @last_command: tells if this is the last command in a series
3070 * @cmd_details: pointer to command details structure or NULL
3071 *
3072 * Erase the NVM sector using the admin queue commands
3073 **/
3074i40e_status i40e_aq_erase_nvm(struct i40e_hw *hw, u8 module_pointer,
3075                              u32 offset, u16 length, bool last_command,
3076                              struct i40e_asq_cmd_details *cmd_details)
3077{
3078        struct i40e_aq_desc desc;
3079        struct i40e_aqc_nvm_update *cmd =
3080                (struct i40e_aqc_nvm_update *)&desc.params.raw;
3081        i40e_status status;
3082
3083        /* In offset the highest byte must be zeroed. */
3084        if (offset & 0xFF000000) {
3085                status = I40E_ERR_PARAM;
3086                goto i40e_aq_erase_nvm_exit;
3087        }
3088
3089        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_erase);
3090
3091        /* If this is the last command in a series, set the proper flag. */
3092        if (last_command)
3093                cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3094        cmd->module_pointer = module_pointer;
3095        cmd->offset = cpu_to_le32(offset);
3096        cmd->length = cpu_to_le16(length);
3097
3098        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3099
3100i40e_aq_erase_nvm_exit:
3101        return status;
3102}
3103
3104/**
3105 * i40e_parse_discover_capabilities
3106 * @hw: pointer to the hw struct
3107 * @buff: pointer to a buffer containing device/function capability records
3108 * @cap_count: number of capability records in the list
3109 * @list_type_opc: type of capabilities list to parse
3110 *
3111 * Parse the device/function capabilities list.
3112 **/
3113static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
3114                                     u32 cap_count,
3115                                     enum i40e_admin_queue_opc list_type_opc)
3116{
3117        struct i40e_aqc_list_capabilities_element_resp *cap;
3118        u32 valid_functions, num_functions;
3119        u32 number, logical_id, phys_id;
3120        struct i40e_hw_capabilities *p;
3121        u8 major_rev;
3122        u32 i = 0;
3123        u16 id;
3124
3125        cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
3126
3127        if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
3128                p = &hw->dev_caps;
3129        else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
3130                p = &hw->func_caps;
3131        else
3132                return;
3133
3134        for (i = 0; i < cap_count; i++, cap++) {
3135                id = le16_to_cpu(cap->id);
3136                number = le32_to_cpu(cap->number);
3137                logical_id = le32_to_cpu(cap->logical_id);
3138                phys_id = le32_to_cpu(cap->phys_id);
3139                major_rev = cap->major_rev;
3140
3141                switch (id) {
3142                case I40E_AQ_CAP_ID_SWITCH_MODE:
3143                        p->switch_mode = number;
3144                        break;
3145                case I40E_AQ_CAP_ID_MNG_MODE:
3146                        p->management_mode = number;
3147                        break;
3148                case I40E_AQ_CAP_ID_NPAR_ACTIVE:
3149                        p->npar_enable = number;
3150                        break;
3151                case I40E_AQ_CAP_ID_OS2BMC_CAP:
3152                        p->os2bmc = number;
3153                        break;
3154                case I40E_AQ_CAP_ID_FUNCTIONS_VALID:
3155                        p->valid_functions = number;
3156                        break;
3157                case I40E_AQ_CAP_ID_SRIOV:
3158                        if (number == 1)
3159                                p->sr_iov_1_1 = true;
3160                        break;
3161                case I40E_AQ_CAP_ID_VF:
3162                        p->num_vfs = number;
3163                        p->vf_base_id = logical_id;
3164                        break;
3165                case I40E_AQ_CAP_ID_VMDQ:
3166                        if (number == 1)
3167                                p->vmdq = true;
3168                        break;
3169                case I40E_AQ_CAP_ID_8021QBG:
3170                        if (number == 1)
3171                                p->evb_802_1_qbg = true;
3172                        break;
3173                case I40E_AQ_CAP_ID_8021QBR:
3174                        if (number == 1)
3175                                p->evb_802_1_qbh = true;
3176                        break;
3177                case I40E_AQ_CAP_ID_VSI:
3178                        p->num_vsis = number;
3179                        break;
3180                case I40E_AQ_CAP_ID_DCB:
3181                        if (number == 1) {
3182                                p->dcb = true;
3183                                p->enabled_tcmap = logical_id;
3184                                p->maxtc = phys_id;
3185                        }
3186                        break;
3187                case I40E_AQ_CAP_ID_FCOE:
3188                        if (number == 1)
3189                                p->fcoe = true;
3190                        break;
3191                case I40E_AQ_CAP_ID_ISCSI:
3192                        if (number == 1)
3193                                p->iscsi = true;
3194                        break;
3195                case I40E_AQ_CAP_ID_RSS:
3196                        p->rss = true;
3197                        p->rss_table_size = number;
3198                        p->rss_table_entry_width = logical_id;
3199                        break;
3200                case I40E_AQ_CAP_ID_RXQ:
3201                        p->num_rx_qp = number;
3202                        p->base_queue = phys_id;
3203                        break;
3204                case I40E_AQ_CAP_ID_TXQ:
3205                        p->num_tx_qp = number;
3206                        p->base_queue = phys_id;
3207                        break;
3208                case I40E_AQ_CAP_ID_MSIX:
3209                        p->num_msix_vectors = number;
3210                        i40e_debug(hw, I40E_DEBUG_INIT,
3211                                   "HW Capability: MSIX vector count = %d\n",
3212                                   p->num_msix_vectors);
3213                        break;
3214                case I40E_AQ_CAP_ID_VF_MSIX:
3215                        p->num_msix_vectors_vf = number;
3216                        break;
3217                case I40E_AQ_CAP_ID_FLEX10:
3218                        if (major_rev == 1) {
3219                                if (number == 1) {
3220                                        p->flex10_enable = true;
3221                                        p->flex10_capable = true;
3222                                }
3223                        } else {
3224                                /* Capability revision >= 2 */
3225                                if (number & 1)
3226                                        p->flex10_enable = true;
3227                                if (number & 2)
3228                                        p->flex10_capable = true;
3229                        }
3230                        p->flex10_mode = logical_id;
3231                        p->flex10_status = phys_id;
3232                        break;
3233                case I40E_AQ_CAP_ID_CEM:
3234                        if (number == 1)
3235                                p->mgmt_cem = true;
3236                        break;
3237                case I40E_AQ_CAP_ID_IWARP:
3238                        if (number == 1)
3239                                p->iwarp = true;
3240                        break;
3241                case I40E_AQ_CAP_ID_LED:
3242                        if (phys_id < I40E_HW_CAP_MAX_GPIO)
3243                                p->led[phys_id] = true;
3244                        break;
3245                case I40E_AQ_CAP_ID_SDP:
3246                        if (phys_id < I40E_HW_CAP_MAX_GPIO)
3247                                p->sdp[phys_id] = true;
3248                        break;
3249                case I40E_AQ_CAP_ID_MDIO:
3250                        if (number == 1) {
3251                                p->mdio_port_num = phys_id;
3252                                p->mdio_port_mode = logical_id;
3253                        }
3254                        break;
3255                case I40E_AQ_CAP_ID_1588:
3256                        if (number == 1)
3257                                p->ieee_1588 = true;
3258                        break;
3259                case I40E_AQ_CAP_ID_FLOW_DIRECTOR:
3260                        p->fd = true;
3261                        p->fd_filters_guaranteed = number;
3262                        p->fd_filters_best_effort = logical_id;
3263                        break;
3264                case I40E_AQ_CAP_ID_WSR_PROT:
3265                        p->wr_csr_prot = (u64)number;
3266                        p->wr_csr_prot |= (u64)logical_id << 32;
3267                        break;
3268                case I40E_AQ_CAP_ID_NVM_MGMT:
3269                        if (number & I40E_NVM_MGMT_SEC_REV_DISABLED)
3270                                p->sec_rev_disabled = true;
3271                        if (number & I40E_NVM_MGMT_UPDATE_DISABLED)
3272                                p->update_disabled = true;
3273                        break;
3274                default:
3275                        break;
3276                }
3277        }
3278
3279        if (p->fcoe)
3280                i40e_debug(hw, I40E_DEBUG_ALL, "device is FCoE capable\n");
3281
3282        /* Software override ensuring FCoE is disabled if npar or mfp
3283         * mode because it is not supported in these modes.
3284         */
3285        if (p->npar_enable || p->flex10_enable)
3286                p->fcoe = false;
3287
3288        /* count the enabled ports (aka the "not disabled" ports) */
3289        hw->num_ports = 0;
3290        for (i = 0; i < 4; i++) {
3291                u32 port_cfg_reg = I40E_PRTGEN_CNF + (4 * i);
3292                u64 port_cfg = 0;
3293
3294                /* use AQ read to get the physical register offset instead
3295                 * of the port relative offset
3296                 */
3297                i40e_aq_debug_read_register(hw, port_cfg_reg, &port_cfg, NULL);
3298                if (!(port_cfg & I40E_PRTGEN_CNF_PORT_DIS_MASK))
3299                        hw->num_ports++;
3300        }
3301
3302        valid_functions = p->valid_functions;
3303        num_functions = 0;
3304        while (valid_functions) {
3305                if (valid_functions & 1)
3306                        num_functions++;
3307                valid_functions >>= 1;
3308        }
3309
3310        /* partition id is 1-based, and functions are evenly spread
3311         * across the ports as partitions
3312         */
3313        hw->partition_id = (hw->pf_id / hw->num_ports) + 1;
3314        hw->num_partitions = num_functions / hw->num_ports;
3315
3316        /* additional HW specific goodies that might
3317         * someday be HW version specific
3318         */
3319        p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
3320}
3321
3322/**
3323 * i40e_aq_discover_capabilities
3324 * @hw: pointer to the hw struct
3325 * @buff: a virtual buffer to hold the capabilities
3326 * @buff_size: Size of the virtual buffer
3327 * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
3328 * @list_type_opc: capabilities type to discover - pass in the command opcode
3329 * @cmd_details: pointer to command details structure or NULL
3330 *
3331 * Get the device capabilities descriptions from the firmware
3332 **/
3333i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw,
3334                                void *buff, u16 buff_size, u16 *data_size,
3335                                enum i40e_admin_queue_opc list_type_opc,
3336                                struct i40e_asq_cmd_details *cmd_details)
3337{
3338        struct i40e_aqc_list_capabilites *cmd;
3339        struct i40e_aq_desc desc;
3340        i40e_status status = 0;
3341
3342        cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
3343
3344        if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
3345                list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
3346                status = I40E_ERR_PARAM;
3347                goto exit;
3348        }
3349
3350        i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
3351
3352        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3353        if (buff_size > I40E_AQ_LARGE_BUF)
3354                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3355
3356        status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3357        *data_size = le16_to_cpu(desc.datalen);
3358
3359        if (status)
3360                goto exit;
3361
3362        i40e_parse_discover_capabilities(hw, buff, le32_to_cpu(cmd->count),
3363                                         list_type_opc);
3364
3365exit:
3366        return status;
3367}
3368
3369/**
3370 * i40e_aq_update_nvm
3371 * @hw: pointer to the hw struct
3372 * @module_pointer: module pointer location in words from the NVM beginning
3373 * @offset: byte offset from the module beginning
3374 * @length: length of the section to be written (in bytes from the offset)
3375 * @data: command buffer (size [bytes] = length)
3376 * @last_command: tells if this is the last command in a series
3377 * @cmd_details: pointer to command details structure or NULL
3378 *
3379 * Update the NVM using the admin queue commands
3380 **/
3381i40e_status i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
3382                               u32 offset, u16 length, void *data,
3383                               bool last_command,
3384                               struct i40e_asq_cmd_details *cmd_details)
3385{
3386        struct i40e_aq_desc desc;
3387        struct i40e_aqc_nvm_update *cmd =
3388                (struct i40e_aqc_nvm_update *)&desc.params.raw;
3389        i40e_status status;
3390
3391        /* In offset the highest byte must be zeroed. */
3392        if (offset & 0xFF000000) {
3393                status = I40E_ERR_PARAM;
3394                goto i40e_aq_update_nvm_exit;
3395        }
3396
3397        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);
3398
3399        /* If this is the last command in a series, set the proper flag. */
3400        if (last_command)
3401                cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
3402        cmd->module_pointer = module_pointer;
3403        cmd->offset = cpu_to_le32(offset);
3404        cmd->length = cpu_to_le16(length);
3405
3406        desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
3407        if (length > I40E_AQ_LARGE_BUF)
3408                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3409
3410        status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
3411
3412i40e_aq_update_nvm_exit:
3413        return status;
3414}
3415
3416/**
3417 * i40e_aq_get_lldp_mib
3418 * @hw: pointer to the hw struct
3419 * @bridge_type: type of bridge requested
3420 * @mib_type: Local, Remote or both Local and Remote MIBs
3421 * @buff: pointer to a user supplied buffer to store the MIB block
3422 * @buff_size: size of the buffer (in bytes)
3423 * @local_len : length of the returned Local LLDP MIB
3424 * @remote_len: length of the returned Remote LLDP MIB
3425 * @cmd_details: pointer to command details structure or NULL
3426 *
3427 * Requests the complete LLDP MIB (entire packet).
3428 **/
3429i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
3430                                u8 mib_type, void *buff, u16 buff_size,
3431                                u16 *local_len, u16 *remote_len,
3432                                struct i40e_asq_cmd_details *cmd_details)
3433{
3434        struct i40e_aq_desc desc;
3435        struct i40e_aqc_lldp_get_mib *cmd =
3436                (struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
3437        struct i40e_aqc_lldp_get_mib *resp =
3438                (struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
3439        i40e_status status;
3440
3441        if (buff_size == 0 || !buff)
3442                return I40E_ERR_PARAM;
3443
3444        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
3445        /* Indirect Command */
3446        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3447
3448        cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
3449        cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
3450                       I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
3451
3452        desc.datalen = cpu_to_le16(buff_size);
3453
3454        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3455        if (buff_size > I40E_AQ_LARGE_BUF)
3456                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3457
3458        status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3459        if (!status) {
3460                if (local_len != NULL)
3461                        *local_len = le16_to_cpu(resp->local_len);
3462                if (remote_len != NULL)
3463                        *remote_len = le16_to_cpu(resp->remote_len);
3464        }
3465
3466        return status;
3467}
3468
3469/**
3470 * i40e_aq_cfg_lldp_mib_change_event
3471 * @hw: pointer to the hw struct
3472 * @enable_update: Enable or Disable event posting
3473 * @cmd_details: pointer to command details structure or NULL
3474 *
3475 * Enable or Disable posting of an event on ARQ when LLDP MIB
3476 * associated with the interface changes
3477 **/
3478i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
3479                                bool enable_update,
3480                                struct i40e_asq_cmd_details *cmd_details)
3481{
3482        struct i40e_aq_desc desc;
3483        struct i40e_aqc_lldp_update_mib *cmd =
3484                (struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
3485        i40e_status status;
3486
3487        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
3488
3489        if (!enable_update)
3490                cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
3491
3492        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3493
3494        return status;
3495}
3496
3497/**
3498 * i40e_aq_stop_lldp
3499 * @hw: pointer to the hw struct
3500 * @shutdown_agent: True if LLDP Agent needs to be Shutdown
3501 * @cmd_details: pointer to command details structure or NULL
3502 *
3503 * Stop or Shutdown the embedded LLDP Agent
3504 **/
3505i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
3506                                struct i40e_asq_cmd_details *cmd_details)
3507{
3508        struct i40e_aq_desc desc;
3509        struct i40e_aqc_lldp_stop *cmd =
3510                (struct i40e_aqc_lldp_stop *)&desc.params.raw;
3511        i40e_status status;
3512
3513        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
3514
3515        if (shutdown_agent)
3516                cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
3517
3518        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3519
3520        return status;
3521}
3522
3523/**
3524 * i40e_aq_start_lldp
3525 * @hw: pointer to the hw struct
3526 * @cmd_details: pointer to command details structure or NULL
3527 *
3528 * Start the embedded LLDP Agent on all ports.
3529 **/
3530i40e_status i40e_aq_start_lldp(struct i40e_hw *hw,
3531                                struct i40e_asq_cmd_details *cmd_details)
3532{
3533        struct i40e_aq_desc desc;
3534        struct i40e_aqc_lldp_start *cmd =
3535                (struct i40e_aqc_lldp_start *)&desc.params.raw;
3536        i40e_status status;
3537
3538        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
3539
3540        cmd->command = I40E_AQ_LLDP_AGENT_START;
3541
3542        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3543
3544        return status;
3545}
3546
3547/**
3548 * i40e_aq_get_cee_dcb_config
3549 * @hw: pointer to the hw struct
3550 * @buff: response buffer that stores CEE operational configuration
3551 * @buff_size: size of the buffer passed
3552 * @cmd_details: pointer to command details structure or NULL
3553 *
3554 * Get CEE DCBX mode operational configuration from firmware
3555 **/
3556i40e_status i40e_aq_get_cee_dcb_config(struct i40e_hw *hw,
3557                                       void *buff, u16 buff_size,
3558                                       struct i40e_asq_cmd_details *cmd_details)
3559{
3560        struct i40e_aq_desc desc;
3561        i40e_status status;
3562
3563        if (buff_size == 0 || !buff)
3564                return I40E_ERR_PARAM;
3565
3566        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_cee_dcb_cfg);
3567
3568        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3569        status = i40e_asq_send_command(hw, &desc, (void *)buff, buff_size,
3570                                       cmd_details);
3571
3572        return status;
3573}
3574
3575/**
3576 * i40e_aq_add_udp_tunnel
3577 * @hw: pointer to the hw struct
3578 * @udp_port: the UDP port to add
3579 * @header_len: length of the tunneling header length in DWords
3580 * @protocol_index: protocol index type
3581 * @filter_index: pointer to filter index
3582 * @cmd_details: pointer to command details structure or NULL
3583 **/
3584i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
3585                                u16 udp_port, u8 protocol_index,
3586                                u8 *filter_index,
3587                                struct i40e_asq_cmd_details *cmd_details)
3588{
3589        struct i40e_aq_desc desc;
3590        struct i40e_aqc_add_udp_tunnel *cmd =
3591                (struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
3592        struct i40e_aqc_del_udp_tunnel_completion *resp =
3593                (struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
3594        i40e_status status;
3595
3596        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
3597
3598        cmd->udp_port = cpu_to_le16(udp_port);
3599        cmd->protocol_type = protocol_index;
3600
3601        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3602
3603        if (!status && filter_index)
3604                *filter_index = resp->index;
3605
3606        return status;
3607}
3608
3609/**
3610 * i40e_aq_del_udp_tunnel
3611 * @hw: pointer to the hw struct
3612 * @index: filter index
3613 * @cmd_details: pointer to command details structure or NULL
3614 **/
3615i40e_status i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
3616                                struct i40e_asq_cmd_details *cmd_details)
3617{
3618        struct i40e_aq_desc desc;
3619        struct i40e_aqc_remove_udp_tunnel *cmd =
3620                (struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
3621        i40e_status status;
3622
3623        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
3624
3625        cmd->index = index;
3626
3627        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3628
3629        return status;
3630}
3631
3632/**
3633 * i40e_aq_delete_element - Delete switch element
3634 * @hw: pointer to the hw struct
3635 * @seid: the SEID to delete from the switch
3636 * @cmd_details: pointer to command details structure or NULL
3637 *
3638 * This deletes a switch element from the switch.
3639 **/
3640i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
3641                                struct i40e_asq_cmd_details *cmd_details)
3642{
3643        struct i40e_aq_desc desc;
3644        struct i40e_aqc_switch_seid *cmd =
3645                (struct i40e_aqc_switch_seid *)&desc.params.raw;
3646        i40e_status status;
3647
3648        if (seid == 0)
3649                return I40E_ERR_PARAM;
3650
3651        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
3652
3653        cmd->seid = cpu_to_le16(seid);
3654
3655        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3656
3657        return status;
3658}
3659
3660/**
3661 * i40e_aq_dcb_updated - DCB Updated Command
3662 * @hw: pointer to the hw struct
3663 * @cmd_details: pointer to command details structure or NULL
3664 *
3665 * EMP will return when the shared RPB settings have been
3666 * recomputed and modified. The retval field in the descriptor
3667 * will be set to 0 when RPB is modified.
3668 **/
3669i40e_status i40e_aq_dcb_updated(struct i40e_hw *hw,
3670                                struct i40e_asq_cmd_details *cmd_details)
3671{
3672        struct i40e_aq_desc desc;
3673        i40e_status status;
3674
3675        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated);
3676
3677        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3678
3679        return status;
3680}
3681
3682/**
3683 * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
3684 * @hw: pointer to the hw struct
3685 * @seid: seid for the physical port/switching component/vsi
3686 * @buff: Indirect buffer to hold data parameters and response
3687 * @buff_size: Indirect buffer size
3688 * @opcode: Tx scheduler AQ command opcode
3689 * @cmd_details: pointer to command details structure or NULL
3690 *
3691 * Generic command handler for Tx scheduler AQ commands
3692 **/
3693static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
3694                                void *buff, u16 buff_size,
3695                                 enum i40e_admin_queue_opc opcode,
3696                                struct i40e_asq_cmd_details *cmd_details)
3697{
3698        struct i40e_aq_desc desc;
3699        struct i40e_aqc_tx_sched_ind *cmd =
3700                (struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
3701        i40e_status status;
3702        bool cmd_param_flag = false;
3703
3704        switch (opcode) {
3705        case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
3706        case i40e_aqc_opc_configure_vsi_tc_bw:
3707        case i40e_aqc_opc_enable_switching_comp_ets:
3708        case i40e_aqc_opc_modify_switching_comp_ets:
3709        case i40e_aqc_opc_disable_switching_comp_ets:
3710        case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
3711        case i40e_aqc_opc_configure_switching_comp_bw_config:
3712                cmd_param_flag = true;
3713                break;
3714        case i40e_aqc_opc_query_vsi_bw_config:
3715        case i40e_aqc_opc_query_vsi_ets_sla_config:
3716        case i40e_aqc_opc_query_switching_comp_ets_config:
3717        case i40e_aqc_opc_query_port_ets_config:
3718        case i40e_aqc_opc_query_switching_comp_bw_config:
3719                cmd_param_flag = false;
3720                break;
3721        default:
3722                return I40E_ERR_PARAM;
3723        }
3724
3725        i40e_fill_default_direct_cmd_desc(&desc, opcode);
3726
3727        /* Indirect command */
3728        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
3729        if (cmd_param_flag)
3730                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
3731        if (buff_size > I40E_AQ_LARGE_BUF)
3732                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
3733
3734        desc.datalen = cpu_to_le16(buff_size);
3735
3736        cmd->vsi_seid = cpu_to_le16(seid);
3737
3738        status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
3739
3740        return status;
3741}
3742
3743/**
3744 * i40e_aq_config_vsi_bw_limit - Configure VSI BW Limit
3745 * @hw: pointer to the hw struct
3746 * @seid: VSI seid
3747 * @credit: BW limit credits (0 = disabled)
3748 * @max_credit: Max BW limit credits
3749 * @cmd_details: pointer to command details structure or NULL
3750 **/
3751i40e_status i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw,
3752                                u16 seid, u16 credit, u8 max_credit,
3753                                struct i40e_asq_cmd_details *cmd_details)
3754{
3755        struct i40e_aq_desc desc;
3756        struct i40e_aqc_configure_vsi_bw_limit *cmd =
3757                (struct i40e_aqc_configure_vsi_bw_limit *)&desc.params.raw;
3758        i40e_status status;
3759
3760        i40e_fill_default_direct_cmd_desc(&desc,
3761                                          i40e_aqc_opc_configure_vsi_bw_limit);
3762
3763        cmd->vsi_seid = cpu_to_le16(seid);
3764        cmd->credit = cpu_to_le16(credit);
3765        cmd->max_credit = max_credit;
3766
3767        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
3768
3769        return status;
3770}
3771
3772/**
3773 * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
3774 * @hw: pointer to the hw struct
3775 * @seid: VSI seid
3776 * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
3777 * @cmd_details: pointer to command details structure or NULL
3778 **/
3779i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
3780                        u16 seid,
3781                        struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
3782                        struct i40e_asq_cmd_details *cmd_details)
3783{
3784        return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3785                                    i40e_aqc_opc_configure_vsi_tc_bw,
3786                                    cmd_details);
3787}
3788
3789/**
3790 * i40e_aq_config_switch_comp_ets - Enable/Disable/Modify ETS on the port
3791 * @hw: pointer to the hw struct
3792 * @seid: seid of the switching component connected to Physical Port
3793 * @ets_data: Buffer holding ETS parameters
3794 * @cmd_details: pointer to command details structure or NULL
3795 **/
3796i40e_status i40e_aq_config_switch_comp_ets(struct i40e_hw *hw,
3797                u16 seid,
3798                struct i40e_aqc_configure_switching_comp_ets_data *ets_data,
3799                enum i40e_admin_queue_opc opcode,
3800                struct i40e_asq_cmd_details *cmd_details)
3801{
3802        return i40e_aq_tx_sched_cmd(hw, seid, (void *)ets_data,
3803                                    sizeof(*ets_data), opcode, cmd_details);
3804}
3805
3806/**
3807 * i40e_aq_config_switch_comp_bw_config - Config Switch comp BW Alloc per TC
3808 * @hw: pointer to the hw struct
3809 * @seid: seid of the switching component
3810 * @bw_data: Buffer holding enabled TCs, relative/absolute TC BW limit/credits
3811 * @cmd_details: pointer to command details structure or NULL
3812 **/
3813i40e_status i40e_aq_config_switch_comp_bw_config(struct i40e_hw *hw,
3814        u16 seid,
3815        struct i40e_aqc_configure_switching_comp_bw_config_data *bw_data,
3816        struct i40e_asq_cmd_details *cmd_details)
3817{
3818        return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3819                            i40e_aqc_opc_configure_switching_comp_bw_config,
3820                            cmd_details);
3821}
3822
3823/**
3824 * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
3825 * @hw: pointer to the hw struct
3826 * @seid: seid of the VSI
3827 * @bw_data: Buffer to hold VSI BW configuration
3828 * @cmd_details: pointer to command details structure or NULL
3829 **/
3830i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
3831                        u16 seid,
3832                        struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
3833                        struct i40e_asq_cmd_details *cmd_details)
3834{
3835        return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3836                                    i40e_aqc_opc_query_vsi_bw_config,
3837                                    cmd_details);
3838}
3839
3840/**
3841 * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
3842 * @hw: pointer to the hw struct
3843 * @seid: seid of the VSI
3844 * @bw_data: Buffer to hold VSI BW configuration per TC
3845 * @cmd_details: pointer to command details structure or NULL
3846 **/
3847i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
3848                        u16 seid,
3849                        struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
3850                        struct i40e_asq_cmd_details *cmd_details)
3851{
3852        return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3853                                    i40e_aqc_opc_query_vsi_ets_sla_config,
3854                                    cmd_details);
3855}
3856
3857/**
3858 * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
3859 * @hw: pointer to the hw struct
3860 * @seid: seid of the switching component
3861 * @bw_data: Buffer to hold switching component's per TC BW config
3862 * @cmd_details: pointer to command details structure or NULL
3863 **/
3864i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
3865                u16 seid,
3866                struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
3867                struct i40e_asq_cmd_details *cmd_details)
3868{
3869        return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3870                                   i40e_aqc_opc_query_switching_comp_ets_config,
3871                                   cmd_details);
3872}
3873
3874/**
3875 * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
3876 * @hw: pointer to the hw struct
3877 * @seid: seid of the VSI or switching component connected to Physical Port
3878 * @bw_data: Buffer to hold current ETS configuration for the Physical Port
3879 * @cmd_details: pointer to command details structure or NULL
3880 **/
3881i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw,
3882                        u16 seid,
3883                        struct i40e_aqc_query_port_ets_config_resp *bw_data,
3884                        struct i40e_asq_cmd_details *cmd_details)
3885{
3886        return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3887                                    i40e_aqc_opc_query_port_ets_config,
3888                                    cmd_details);
3889}
3890
3891/**
3892 * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
3893 * @hw: pointer to the hw struct
3894 * @seid: seid of the switching component
3895 * @bw_data: Buffer to hold switching component's BW configuration
3896 * @cmd_details: pointer to command details structure or NULL
3897 **/
3898i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
3899                u16 seid,
3900                struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
3901                struct i40e_asq_cmd_details *cmd_details)
3902{
3903        return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
3904                                    i40e_aqc_opc_query_switching_comp_bw_config,
3905                                    cmd_details);
3906}
3907
3908/**
3909 * i40e_validate_filter_settings
3910 * @hw: pointer to the hardware structure
3911 * @settings: Filter control settings
3912 *
3913 * Check and validate the filter control settings passed.
3914 * The function checks for the valid filter/context sizes being
3915 * passed for FCoE and PE.
3916 *
3917 * Returns 0 if the values passed are valid and within
3918 * range else returns an error.
3919 **/
3920static i40e_status i40e_validate_filter_settings(struct i40e_hw *hw,
3921                                struct i40e_filter_control_settings *settings)
3922{
3923        u32 fcoe_cntx_size, fcoe_filt_size;
3924        u32 pe_cntx_size, pe_filt_size;
3925        u32 fcoe_fmax;
3926        u32 val;
3927
3928        /* Validate FCoE settings passed */
3929        switch (settings->fcoe_filt_num) {
3930        case I40E_HASH_FILTER_SIZE_1K:
3931        case I40E_HASH_FILTER_SIZE_2K:
3932        case I40E_HASH_FILTER_SIZE_4K:
3933        case I40E_HASH_FILTER_SIZE_8K:
3934        case I40E_HASH_FILTER_SIZE_16K:
3935        case I40E_HASH_FILTER_SIZE_32K:
3936                fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
3937                fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
3938                break;
3939        default:
3940                return I40E_ERR_PARAM;
3941        }
3942
3943        switch (settings->fcoe_cntx_num) {
3944        case I40E_DMA_CNTX_SIZE_512:
3945        case I40E_DMA_CNTX_SIZE_1K:
3946        case I40E_DMA_CNTX_SIZE_2K:
3947        case I40E_DMA_CNTX_SIZE_4K:
3948                fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
3949                fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
3950                break;
3951        default:
3952                return I40E_ERR_PARAM;
3953        }
3954
3955        /* Validate PE settings passed */
3956        switch (settings->pe_filt_num) {
3957        case I40E_HASH_FILTER_SIZE_1K:
3958        case I40E_HASH_FILTER_SIZE_2K:
3959        case I40E_HASH_FILTER_SIZE_4K:
3960        case I40E_HASH_FILTER_SIZE_8K:
3961        case I40E_HASH_FILTER_SIZE_16K:
3962        case I40E_HASH_FILTER_SIZE_32K:
3963        case I40E_HASH_FILTER_SIZE_64K:
3964        case I40E_HASH_FILTER_SIZE_128K:
3965        case I40E_HASH_FILTER_SIZE_256K:
3966        case I40E_HASH_FILTER_SIZE_512K:
3967        case I40E_HASH_FILTER_SIZE_1M:
3968                pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
3969                pe_filt_size <<= (u32)settings->pe_filt_num;
3970                break;
3971        default:
3972                return I40E_ERR_PARAM;
3973        }
3974
3975        switch (settings->pe_cntx_num) {
3976        case I40E_DMA_CNTX_SIZE_512:
3977        case I40E_DMA_CNTX_SIZE_1K:
3978        case I40E_DMA_CNTX_SIZE_2K:
3979        case I40E_DMA_CNTX_SIZE_4K:
3980        case I40E_DMA_CNTX_SIZE_8K:
3981        case I40E_DMA_CNTX_SIZE_16K:
3982        case I40E_DMA_CNTX_SIZE_32K:
3983        case I40E_DMA_CNTX_SIZE_64K:
3984        case I40E_DMA_CNTX_SIZE_128K:
3985        case I40E_DMA_CNTX_SIZE_256K:
3986                pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
3987                pe_cntx_size <<= (u32)settings->pe_cntx_num;
3988                break;
3989        default:
3990                return I40E_ERR_PARAM;
3991        }
3992
3993        /* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
3994        val = rd32(hw, I40E_GLHMC_FCOEFMAX);
3995        fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
3996                     >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
3997        if (fcoe_filt_size + fcoe_cntx_size >  fcoe_fmax)
3998                return I40E_ERR_INVALID_SIZE;
3999
4000        return 0;
4001}
4002
4003/**
4004 * i40e_set_filter_control
4005 * @hw: pointer to the hardware structure
4006 * @settings: Filter control settings
4007 *
4008 * Set the Queue Filters for PE/FCoE and enable filters required
4009 * for a single PF. It is expected that these settings are programmed
4010 * at the driver initialization time.
4011 **/
4012i40e_status i40e_set_filter_control(struct i40e_hw *hw,
4013                                struct i40e_filter_control_settings *settings)
4014{
4015        i40e_status ret = 0;
4016        u32 hash_lut_size = 0;
4017        u32 val;
4018
4019        if (!settings)
4020                return I40E_ERR_PARAM;
4021
4022        /* Validate the input settings */
4023        ret = i40e_validate_filter_settings(hw, settings);
4024        if (ret)
4025                return ret;
4026
4027        /* Read the PF Queue Filter control register */
4028        val = i40e_read_rx_ctl(hw, I40E_PFQF_CTL_0);
4029
4030        /* Program required PE hash buckets for the PF */
4031        val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
4032        val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
4033                I40E_PFQF_CTL_0_PEHSIZE_MASK;
4034        /* Program required PE contexts for the PF */
4035        val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
4036        val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
4037                I40E_PFQF_CTL_0_PEDSIZE_MASK;
4038
4039        /* Program required FCoE hash buckets for the PF */
4040        val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
4041        val |= ((u32)settings->fcoe_filt_num <<
4042                        I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
4043                I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
4044        /* Program required FCoE DDP contexts for the PF */
4045        val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
4046        val |= ((u32)settings->fcoe_cntx_num <<
4047                        I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
4048                I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
4049
4050        /* Program Hash LUT size for the PF */
4051        val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
4052        if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
4053                hash_lut_size = 1;
4054        val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
4055                I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
4056
4057        /* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
4058        if (settings->enable_fdir)
4059                val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
4060        if (settings->enable_ethtype)
4061                val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
4062        if (settings->enable_macvlan)
4063                val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
4064
4065        i40e_write_rx_ctl(hw, I40E_PFQF_CTL_0, val);
4066
4067        return 0;
4068}
4069
4070/**
4071 * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter
4072 * @hw: pointer to the hw struct
4073 * @mac_addr: MAC address to use in the filter
4074 * @ethtype: Ethertype to use in the filter
4075 * @flags: Flags that needs to be applied to the filter
4076 * @vsi_seid: seid of the control VSI
4077 * @queue: VSI queue number to send the packet to
4078 * @is_add: Add control packet filter if True else remove
4079 * @stats: Structure to hold information on control filter counts
4080 * @cmd_details: pointer to command details structure or NULL
4081 *
4082 * This command will Add or Remove control packet filter for a control VSI.
4083 * In return it will update the total number of perfect filter count in
4084 * the stats member.
4085 **/
4086i40e_status i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
4087                                u8 *mac_addr, u16 ethtype, u16 flags,
4088                                u16 vsi_seid, u16 queue, bool is_add,
4089                                struct i40e_control_filter_stats *stats,
4090                                struct i40e_asq_cmd_details *cmd_details)
4091{
4092        struct i40e_aq_desc desc;
4093        struct i40e_aqc_add_remove_control_packet_filter *cmd =
4094                (struct i40e_aqc_add_remove_control_packet_filter *)
4095                &desc.params.raw;
4096        struct i40e_aqc_add_remove_control_packet_filter_completion *resp =
4097                (struct i40e_aqc_add_remove_control_packet_filter_completion *)
4098                &desc.params.raw;
4099        i40e_status status;
4100
4101        if (vsi_seid == 0)
4102                return I40E_ERR_PARAM;
4103
4104        if (is_add) {
4105                i40e_fill_default_direct_cmd_desc(&desc,
4106                                i40e_aqc_opc_add_control_packet_filter);
4107                cmd->queue = cpu_to_le16(queue);
4108        } else {
4109                i40e_fill_default_direct_cmd_desc(&desc,
4110                                i40e_aqc_opc_remove_control_packet_filter);
4111        }
4112
4113        if (mac_addr)
4114                ether_addr_copy(cmd->mac, mac_addr);
4115
4116        cmd->etype = cpu_to_le16(ethtype);
4117        cmd->flags = cpu_to_le16(flags);
4118        cmd->seid = cpu_to_le16(vsi_seid);
4119
4120        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4121
4122        if (!status && stats) {
4123                stats->mac_etype_used = le16_to_cpu(resp->mac_etype_used);
4124                stats->etype_used = le16_to_cpu(resp->etype_used);
4125                stats->mac_etype_free = le16_to_cpu(resp->mac_etype_free);
4126                stats->etype_free = le16_to_cpu(resp->etype_free);
4127        }
4128
4129        return status;
4130}
4131
4132/**
4133 * i40e_add_filter_to_drop_tx_flow_control_frames- filter to drop flow control
4134 * @hw: pointer to the hw struct
4135 * @seid: VSI seid to add ethertype filter from
4136 **/
4137#define I40E_FLOW_CONTROL_ETHTYPE 0x8808
4138void i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw *hw,
4139                                                    u16 seid)
4140{
4141        u16 flag = I40E_AQC_ADD_CONTROL_PACKET_FLAGS_IGNORE_MAC |
4142                   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_DROP |
4143                   I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TX;
4144        u16 ethtype = I40E_FLOW_CONTROL_ETHTYPE;
4145        i40e_status status;
4146
4147        status = i40e_aq_add_rem_control_packet_filter(hw, NULL, ethtype, flag,
4148                                                       seid, 0, true, NULL,
4149                                                       NULL);
4150        if (status)
4151                hw_dbg(hw, "Ethtype Filter Add failed: Error pruning Tx flow control frames\n");
4152}
4153
4154/**
4155 * i40e_aq_alternate_read
4156 * @hw: pointer to the hardware structure
4157 * @reg_addr0: address of first dword to be read
4158 * @reg_val0: pointer for data read from 'reg_addr0'
4159 * @reg_addr1: address of second dword to be read
4160 * @reg_val1: pointer for data read from 'reg_addr1'
4161 *
4162 * Read one or two dwords from alternate structure. Fields are indicated
4163 * by 'reg_addr0' and 'reg_addr1' register numbers. If 'reg_val1' pointer
4164 * is not passed then only register at 'reg_addr0' is read.
4165 *
4166 **/
4167static i40e_status i40e_aq_alternate_read(struct i40e_hw *hw,
4168                                          u32 reg_addr0, u32 *reg_val0,
4169                                          u32 reg_addr1, u32 *reg_val1)
4170{
4171        struct i40e_aq_desc desc;
4172        struct i40e_aqc_alternate_write *cmd_resp =
4173                (struct i40e_aqc_alternate_write *)&desc.params.raw;
4174        i40e_status status;
4175
4176        if (!reg_val0)
4177                return I40E_ERR_PARAM;
4178
4179        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_read);
4180        cmd_resp->address0 = cpu_to_le32(reg_addr0);
4181        cmd_resp->address1 = cpu_to_le32(reg_addr1);
4182
4183        status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
4184
4185        if (!status) {
4186                *reg_val0 = le32_to_cpu(cmd_resp->data0);
4187
4188                if (reg_val1)
4189                        *reg_val1 = le32_to_cpu(cmd_resp->data1);
4190        }
4191
4192        return status;
4193}
4194
4195/**
4196 * i40e_aq_resume_port_tx
4197 * @hw: pointer to the hardware structure
4198 * @cmd_details: pointer to command details structure or NULL
4199 *
4200 * Resume port's Tx traffic
4201 **/
4202i40e_status i40e_aq_resume_port_tx(struct i40e_hw *hw,
4203                                   struct i40e_asq_cmd_details *cmd_details)
4204{
4205        struct i40e_aq_desc desc;
4206        i40e_status status;
4207
4208        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_resume_port_tx);
4209
4210        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4211
4212        return status;
4213}
4214
4215/**
4216 * i40e_set_pci_config_data - store PCI bus info
4217 * @hw: pointer to hardware structure
4218 * @link_status: the link status word from PCI config space
4219 *
4220 * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
4221 **/
4222void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
4223{
4224        hw->bus.type = i40e_bus_type_pci_express;
4225
4226        switch (link_status & PCI_EXP_LNKSTA_NLW) {
4227        case PCI_EXP_LNKSTA_NLW_X1:
4228                hw->bus.width = i40e_bus_width_pcie_x1;
4229                break;
4230        case PCI_EXP_LNKSTA_NLW_X2:
4231                hw->bus.width = i40e_bus_width_pcie_x2;
4232                break;
4233        case PCI_EXP_LNKSTA_NLW_X4:
4234                hw->bus.width = i40e_bus_width_pcie_x4;
4235                break;
4236        case PCI_EXP_LNKSTA_NLW_X8:
4237                hw->bus.width = i40e_bus_width_pcie_x8;
4238                break;
4239        default:
4240                hw->bus.width = i40e_bus_width_unknown;
4241                break;
4242        }
4243
4244        switch (link_status & PCI_EXP_LNKSTA_CLS) {
4245        case PCI_EXP_LNKSTA_CLS_2_5GB:
4246                hw->bus.speed = i40e_bus_speed_2500;
4247                break;
4248        case PCI_EXP_LNKSTA_CLS_5_0GB:
4249                hw->bus.speed = i40e_bus_speed_5000;
4250                break;
4251        case PCI_EXP_LNKSTA_CLS_8_0GB:
4252                hw->bus.speed = i40e_bus_speed_8000;
4253                break;
4254        default:
4255                hw->bus.speed = i40e_bus_speed_unknown;
4256                break;
4257        }
4258}
4259
4260/**
4261 * i40e_aq_debug_dump
4262 * @hw: pointer to the hardware structure
4263 * @cluster_id: specific cluster to dump
4264 * @table_id: table id within cluster
4265 * @start_index: index of line in the block to read
4266 * @buff_size: dump buffer size
4267 * @buff: dump buffer
4268 * @ret_buff_size: actual buffer size returned
4269 * @ret_next_table: next block to read
4270 * @ret_next_index: next index to read
4271 *
4272 * Dump internal FW/HW data for debug purposes.
4273 *
4274 **/
4275i40e_status i40e_aq_debug_dump(struct i40e_hw *hw, u8 cluster_id,
4276                               u8 table_id, u32 start_index, u16 buff_size,
4277                               void *buff, u16 *ret_buff_size,
4278                               u8 *ret_next_table, u32 *ret_next_index,
4279                               struct i40e_asq_cmd_details *cmd_details)
4280{
4281        struct i40e_aq_desc desc;
4282        struct i40e_aqc_debug_dump_internals *cmd =
4283                (struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
4284        struct i40e_aqc_debug_dump_internals *resp =
4285                (struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
4286        i40e_status status;
4287
4288        if (buff_size == 0 || !buff)
4289                return I40E_ERR_PARAM;
4290
4291        i40e_fill_default_direct_cmd_desc(&desc,
4292                                          i40e_aqc_opc_debug_dump_internals);
4293        /* Indirect Command */
4294        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
4295        if (buff_size > I40E_AQ_LARGE_BUF)
4296                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
4297
4298        cmd->cluster_id = cluster_id;
4299        cmd->table_id = table_id;
4300        cmd->idx = cpu_to_le32(start_index);
4301
4302        desc.datalen = cpu_to_le16(buff_size);
4303
4304        status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
4305        if (!status) {
4306                if (ret_buff_size)
4307                        *ret_buff_size = le16_to_cpu(desc.datalen);
4308                if (ret_next_table)
4309                        *ret_next_table = resp->table_id;
4310                if (ret_next_index)
4311                        *ret_next_index = le32_to_cpu(resp->idx);
4312        }
4313
4314        return status;
4315}
4316
4317/**
4318 * i40e_read_bw_from_alt_ram
4319 * @hw: pointer to the hardware structure
4320 * @max_bw: pointer for max_bw read
4321 * @min_bw: pointer for min_bw read
4322 * @min_valid: pointer for bool that is true if min_bw is a valid value
4323 * @max_valid: pointer for bool that is true if max_bw is a valid value
4324 *
4325 * Read bw from the alternate ram for the given pf
4326 **/
4327i40e_status i40e_read_bw_from_alt_ram(struct i40e_hw *hw,
4328                                      u32 *max_bw, u32 *min_bw,
4329                                      bool *min_valid, bool *max_valid)
4330{
4331        i40e_status status;
4332        u32 max_bw_addr, min_bw_addr;
4333
4334        /* Calculate the address of the min/max bw registers */
4335        max_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
4336                      I40E_ALT_STRUCT_MAX_BW_OFFSET +
4337                      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
4338        min_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
4339                      I40E_ALT_STRUCT_MIN_BW_OFFSET +
4340                      (I40E_ALT_STRUCT_DWORDS_PER_PF * hw->pf_id);
4341
4342        /* Read the bandwidths from alt ram */
4343        status = i40e_aq_alternate_read(hw, max_bw_addr, max_bw,
4344                                        min_bw_addr, min_bw);
4345
4346        if (*min_bw & I40E_ALT_BW_VALID_MASK)
4347                *min_valid = true;
4348        else
4349                *min_valid = false;
4350
4351        if (*max_bw & I40E_ALT_BW_VALID_MASK)
4352                *max_valid = true;
4353        else
4354                *max_valid = false;
4355
4356        return status;
4357}
4358
4359/**
4360 * i40e_aq_configure_partition_bw
4361 * @hw: pointer to the hardware structure
4362 * @bw_data: Buffer holding valid pfs and bw limits
4363 * @cmd_details: pointer to command details
4364 *
4365 * Configure partitions guaranteed/max bw
4366 **/
4367i40e_status i40e_aq_configure_partition_bw(struct i40e_hw *hw,
4368                        struct i40e_aqc_configure_partition_bw_data *bw_data,
4369                        struct i40e_asq_cmd_details *cmd_details)
4370{
4371        i40e_status status;
4372        struct i40e_aq_desc desc;
4373        u16 bwd_size = sizeof(*bw_data);
4374
4375        i40e_fill_default_direct_cmd_desc(&desc,
4376                                          i40e_aqc_opc_configure_partition_bw);
4377
4378        /* Indirect command */
4379        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
4380        desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
4381
4382        if (bwd_size > I40E_AQ_LARGE_BUF)
4383                desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
4384
4385        desc.datalen = cpu_to_le16(bwd_size);
4386
4387        status = i40e_asq_send_command(hw, &desc, bw_data, bwd_size,
4388                                       cmd_details);
4389
4390        return status;
4391}
4392
4393/**
4394 * i40e_read_phy_register
4395 * @hw: pointer to the HW structure
4396 * @page: registers page number
4397 * @reg: register address in the page
4398 * @phy_adr: PHY address on MDIO interface
4399 * @value: PHY register value
4400 *
4401 * Reads specified PHY register value
4402 **/
4403i40e_status i40e_read_phy_register(struct i40e_hw *hw,
4404                                   u8 page, u16 reg, u8 phy_addr,
4405                                   u16 *value)
4406{
4407        i40e_status status = I40E_ERR_TIMEOUT;
4408        u32 command = 0;
4409        u16 retry = 1000;
4410        u8 port_num = hw->func_caps.mdio_port_num;
4411
4412        command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
4413                  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4414                  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4415                  (I40E_MDIO_OPCODE_ADDRESS) |
4416                  (I40E_MDIO_STCODE) |
4417                  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4418                  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4419        wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4420        do {
4421                command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4422                if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4423                        status = 0;
4424                        break;
4425                }
4426                usleep_range(10, 20);
4427                retry--;
4428        } while (retry);
4429
4430        if (status) {
4431                i40e_debug(hw, I40E_DEBUG_PHY,
4432                           "PHY: Can't write command to external PHY.\n");
4433                goto phy_read_end;
4434        }
4435
4436        command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4437                  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4438                  (I40E_MDIO_OPCODE_READ) |
4439                  (I40E_MDIO_STCODE) |
4440                  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4441                  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4442        status = I40E_ERR_TIMEOUT;
4443        retry = 1000;
4444        wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4445        do {
4446                command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4447                if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4448                        status = 0;
4449                        break;
4450                }
4451                usleep_range(10, 20);
4452                retry--;
4453        } while (retry);
4454
4455        if (!status) {
4456                command = rd32(hw, I40E_GLGEN_MSRWD(port_num));
4457                *value = (command & I40E_GLGEN_MSRWD_MDIRDDATA_MASK) >>
4458                         I40E_GLGEN_MSRWD_MDIRDDATA_SHIFT;
4459        } else {
4460                i40e_debug(hw, I40E_DEBUG_PHY,
4461                           "PHY: Can't read register value from external PHY.\n");
4462        }
4463
4464phy_read_end:
4465        return status;
4466}
4467
4468/**
4469 * i40e_write_phy_register
4470 * @hw: pointer to the HW structure
4471 * @page: registers page number
4472 * @reg: register address in the page
4473 * @phy_adr: PHY address on MDIO interface
4474 * @value: PHY register value
4475 *
4476 * Writes value to specified PHY register
4477 **/
4478i40e_status i40e_write_phy_register(struct i40e_hw *hw,
4479                                    u8 page, u16 reg, u8 phy_addr,
4480                                    u16 value)
4481{
4482        i40e_status status = I40E_ERR_TIMEOUT;
4483        u32 command = 0;
4484        u16 retry = 1000;
4485        u8 port_num = hw->func_caps.mdio_port_num;
4486
4487        command = (reg << I40E_GLGEN_MSCA_MDIADD_SHIFT) |
4488                  (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4489                  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4490                  (I40E_MDIO_OPCODE_ADDRESS) |
4491                  (I40E_MDIO_STCODE) |
4492                  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4493                  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4494        wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4495        do {
4496                command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4497                if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4498                        status = 0;
4499                        break;
4500                }
4501                usleep_range(10, 20);
4502                retry--;
4503        } while (retry);
4504        if (status) {
4505                i40e_debug(hw, I40E_DEBUG_PHY,
4506                           "PHY: Can't write command to external PHY.\n");
4507                goto phy_write_end;
4508        }
4509
4510        command = value << I40E_GLGEN_MSRWD_MDIWRDATA_SHIFT;
4511        wr32(hw, I40E_GLGEN_MSRWD(port_num), command);
4512
4513        command = (page << I40E_GLGEN_MSCA_DEVADD_SHIFT) |
4514                  (phy_addr << I40E_GLGEN_MSCA_PHYADD_SHIFT) |
4515                  (I40E_MDIO_OPCODE_WRITE) |
4516                  (I40E_MDIO_STCODE) |
4517                  (I40E_GLGEN_MSCA_MDICMD_MASK) |
4518                  (I40E_GLGEN_MSCA_MDIINPROGEN_MASK);
4519        status = I40E_ERR_TIMEOUT;
4520        retry = 1000;
4521        wr32(hw, I40E_GLGEN_MSCA(port_num), command);
4522        do {
4523                command = rd32(hw, I40E_GLGEN_MSCA(port_num));
4524                if (!(command & I40E_GLGEN_MSCA_MDICMD_MASK)) {
4525                        status = 0;
4526                        break;
4527                }
4528                usleep_range(10, 20);
4529                retry--;
4530        } while (retry);
4531
4532phy_write_end:
4533        return status;
4534}
4535
4536/**
4537 * i40e_get_phy_address
4538 * @hw: pointer to the HW structure
4539 * @dev_num: PHY port num that address we want
4540 * @phy_addr: Returned PHY address
4541 *
4542 * Gets PHY address for current port
4543 **/
4544u8 i40e_get_phy_address(struct i40e_hw *hw, u8 dev_num)
4545{
4546        u8 port_num = hw->func_caps.mdio_port_num;
4547        u32 reg_val = rd32(hw, I40E_GLGEN_MDIO_I2C_SEL(port_num));
4548
4549        return (u8)(reg_val >> ((dev_num + 1) * 5)) & 0x1f;
4550}
4551
4552/**
4553 * i40e_blink_phy_led
4554 * @hw: pointer to the HW structure
4555 * @time: time how long led will blinks in secs
4556 * @interval: gap between LED on and off in msecs
4557 *
4558 * Blinks PHY link LED
4559 **/
4560i40e_status i40e_blink_phy_link_led(struct i40e_hw *hw,
4561                                    u32 time, u32 interval)
4562{
4563        i40e_status status = 0;
4564        u32 i;
4565        u16 led_ctl;
4566        u16 gpio_led_port;
4567        u16 led_reg;
4568        u16 led_addr = I40E_PHY_LED_PROV_REG_1;
4569        u8 phy_addr = 0;
4570        u8 port_num;
4571
4572        i = rd32(hw, I40E_PFGEN_PORTNUM);
4573        port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
4574        phy_addr = i40e_get_phy_address(hw, port_num);
4575
4576        for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
4577             led_addr++) {
4578                status = i40e_read_phy_register(hw, I40E_PHY_COM_REG_PAGE,
4579                                                led_addr, phy_addr, &led_reg);
4580                if (status)
4581                        goto phy_blinking_end;
4582                led_ctl = led_reg;
4583                if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
4584                        led_reg = 0;
4585                        status = i40e_write_phy_register(hw,
4586                                                         I40E_PHY_COM_REG_PAGE,
4587                                                         led_addr, phy_addr,
4588                                                         led_reg);
4589                        if (status)
4590                                goto phy_blinking_end;
4591                        break;
4592                }
4593        }
4594
4595        if (time > 0 && interval > 0) {
4596                for (i = 0; i < time * 1000; i += interval) {
4597                        status = i40e_read_phy_register(hw,
4598                                                        I40E_PHY_COM_REG_PAGE,
4599                                                        led_addr, phy_addr,
4600                                                        &led_reg);
4601                        if (status)
4602                                goto restore_config;
4603                        if (led_reg & I40E_PHY_LED_MANUAL_ON)
4604                                led_reg = 0;
4605                        else
4606                                led_reg = I40E_PHY_LED_MANUAL_ON;
4607                        status = i40e_write_phy_register(hw,
4608                                                         I40E_PHY_COM_REG_PAGE,
4609                                                         led_addr, phy_addr,
4610                                                         led_reg);
4611                        if (status)
4612                                goto restore_config;
4613                        msleep(interval);
4614                }
4615        }
4616
4617restore_config:
4618        status = i40e_write_phy_register(hw, I40E_PHY_COM_REG_PAGE, led_addr,
4619                                         phy_addr, led_ctl);
4620
4621phy_blinking_end:
4622        return status;
4623}
4624
4625/**
4626 * i40e_led_get_phy - return current on/off mode
4627 * @hw: pointer to the hw struct
4628 * @led_addr: address of led register to use
4629 * @val: original value of register to use
4630 *
4631 **/
4632i40e_status i40e_led_get_phy(struct i40e_hw *hw, u16 *led_addr,
4633                             u16 *val)
4634{
4635        i40e_status status = 0;
4636        u16 gpio_led_port;
4637        u8 phy_addr = 0;
4638        u16 reg_val;
4639        u16 temp_addr;
4640        u8 port_num;
4641        u32 i;
4642
4643        temp_addr = I40E_PHY_LED_PROV_REG_1;
4644        i = rd32(hw, I40E_PFGEN_PORTNUM);
4645        port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
4646        phy_addr = i40e_get_phy_address(hw, port_num);
4647
4648        for (gpio_led_port = 0; gpio_led_port < 3; gpio_led_port++,
4649             temp_addr++) {
4650                status = i40e_read_phy_register(hw, I40E_PHY_COM_REG_PAGE,
4651                                                temp_addr, phy_addr, &reg_val);
4652                if (status)
4653                        return status;
4654                *val = reg_val;
4655                if (reg_val & I40E_PHY_LED_LINK_MODE_MASK) {
4656                        *led_addr = temp_addr;
4657                        break;
4658                }
4659        }
4660        return status;
4661}
4662
4663/**
4664 * i40e_led_set_phy
4665 * @hw: pointer to the HW structure
4666 * @on: true or false
4667 * @mode: original val plus bit for set or ignore
4668 * Set led's on or off when controlled by the PHY
4669 *
4670 **/
4671i40e_status i40e_led_set_phy(struct i40e_hw *hw, bool on,
4672                             u16 led_addr, u32 mode)
4673{
4674        i40e_status status = 0;
4675        u16 led_ctl = 0;
4676        u16 led_reg = 0;
4677        u8 phy_addr = 0;
4678        u8 port_num;
4679        u32 i;
4680
4681        i = rd32(hw, I40E_PFGEN_PORTNUM);
4682        port_num = (u8)(i & I40E_PFGEN_PORTNUM_PORT_NUM_MASK);
4683        phy_addr = i40e_get_phy_address(hw, port_num);
4684
4685        status = i40e_read_phy_register(hw, I40E_PHY_COM_REG_PAGE, led_addr,
4686                                        phy_addr, &led_reg);
4687        if (status)
4688                return status;
4689        led_ctl = led_reg;
4690        if (led_reg & I40E_PHY_LED_LINK_MODE_MASK) {
4691                led_reg = 0;
4692                status = i40e_write_phy_register(hw, I40E_PHY_COM_REG_PAGE,
4693                                                 led_addr, phy_addr, led_reg);
4694                if (status)
4695                        return status;
4696        }
4697        status = i40e_read_phy_register(hw, I40E_PHY_COM_REG_PAGE,
4698                                        led_addr, phy_addr, &led_reg);
4699        if (status)
4700                goto restore_config;
4701        if (on)
4702                led_reg = I40E_PHY_LED_MANUAL_ON;
4703        else
4704                led_reg = 0;
4705        status = i40e_write_phy_register(hw, I40E_PHY_COM_REG_PAGE,
4706                                         led_addr, phy_addr, led_reg);
4707        if (status)
4708                goto restore_config;
4709        if (mode & I40E_PHY_LED_MODE_ORIG) {
4710                led_ctl = (mode & I40E_PHY_LED_MODE_MASK);
4711                status = i40e_write_phy_register(hw,
4712                                                 I40E_PHY_COM_REG_PAGE,
4713                                                 led_addr, phy_addr, led_ctl);
4714        }
4715        return status;
4716restore_config:
4717        status = i40e_write_phy_register(hw, I40E_PHY_COM_REG_PAGE, led_addr,
4718                                         phy_addr, led_ctl);
4719        return status;
4720}
4721
4722/**
4723 * i40e_aq_rx_ctl_read_register - use FW to read from an Rx control register
4724 * @hw: pointer to the hw struct
4725 * @reg_addr: register address
4726 * @reg_val: ptr to register value
4727 * @cmd_details: pointer to command details structure or NULL
4728 *
4729 * Use the firmware to read the Rx control register,
4730 * especially useful if the Rx unit is under heavy pressure
4731 **/
4732i40e_status i40e_aq_rx_ctl_read_register(struct i40e_hw *hw,
4733                                u32 reg_addr, u32 *reg_val,
4734                                struct i40e_asq_cmd_details *cmd_details)
4735{
4736        struct i40e_aq_desc desc;
4737        struct i40e_aqc_rx_ctl_reg_read_write *cmd_resp =
4738                (struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
4739        i40e_status status;
4740
4741        if (!reg_val)
4742                return I40E_ERR_PARAM;
4743
4744        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_read);
4745
4746        cmd_resp->address = cpu_to_le32(reg_addr);
4747
4748        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4749
4750        if (status == 0)
4751                *reg_val = le32_to_cpu(cmd_resp->value);
4752
4753        return status;
4754}
4755
4756/**
4757 * i40e_read_rx_ctl - read from an Rx control register
4758 * @hw: pointer to the hw struct
4759 * @reg_addr: register address
4760 **/
4761u32 i40e_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr)
4762{
4763        i40e_status status = 0;
4764        bool use_register;
4765        int retry = 5;
4766        u32 val = 0;
4767
4768        use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5);
4769        if (!use_register) {
4770do_retry:
4771                status = i40e_aq_rx_ctl_read_register(hw, reg_addr, &val, NULL);
4772                if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
4773                        usleep_range(1000, 2000);
4774                        retry--;
4775                        goto do_retry;
4776                }
4777        }
4778
4779        /* if the AQ access failed, try the old-fashioned way */
4780        if (status || use_register)
4781                val = rd32(hw, reg_addr);
4782
4783        return val;
4784}
4785
4786/**
4787 * i40e_aq_rx_ctl_write_register
4788 * @hw: pointer to the hw struct
4789 * @reg_addr: register address
4790 * @reg_val: register value
4791 * @cmd_details: pointer to command details structure or NULL
4792 *
4793 * Use the firmware to write to an Rx control register,
4794 * especially useful if the Rx unit is under heavy pressure
4795 **/
4796i40e_status i40e_aq_rx_ctl_write_register(struct i40e_hw *hw,
4797                                u32 reg_addr, u32 reg_val,
4798                                struct i40e_asq_cmd_details *cmd_details)
4799{
4800        struct i40e_aq_desc desc;
4801        struct i40e_aqc_rx_ctl_reg_read_write *cmd =
4802                (struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
4803        i40e_status status;
4804
4805        i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_rx_ctl_reg_write);
4806
4807        cmd->address = cpu_to_le32(reg_addr);
4808        cmd->value = cpu_to_le32(reg_val);
4809
4810        status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
4811
4812        return status;
4813}
4814
4815/**
4816 * i40e_write_rx_ctl - write to an Rx control register
4817 * @hw: pointer to the hw struct
4818 * @reg_addr: register address
4819 * @reg_val: register value
4820 **/
4821void i40e_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val)
4822{
4823        i40e_status status = 0;
4824        bool use_register;
4825        int retry = 5;
4826
4827        use_register = (hw->aq.api_maj_ver == 1) && (hw->aq.api_min_ver < 5);
4828        if (!use_register) {
4829do_retry:
4830                status = i40e_aq_rx_ctl_write_register(hw, reg_addr,
4831                                                       reg_val, NULL);
4832                if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) {
4833                        usleep_range(1000, 2000);
4834                        retry--;
4835                        goto do_retry;
4836                }
4837        }
4838
4839        /* if the AQ access failed, try the old-fashioned way */
4840        if (status || use_register)
4841                wr32(hw, reg_addr, reg_val);
4842}
4843