drivers/net/ethernet/qlogic/qed/qed_sp_commands.c

   1 /* QLogic qed NIC Driver
   2  * Copyright (c) 2015-2017  QLogic Corporation
   3  *
   4  * This software is available to you under a choice of one of two
   5  * licenses.  You may choose to be licensed under the terms of the GNU
   6  * General Public License (GPL) Version 2, available from the file
   7  * COPYING in the main directory of this source tree, or the
   8  * OpenIB.org BSD license below:
   9  *
  10  *     Redistribution and use in source and binary forms, with or
  11  *     without modification, are permitted provided that the following
  12  *     conditions are met:
  13  *
  14  *      - Redistributions of source code must retain the above
  15  *        copyright notice, this list of conditions and the following
  16  *        disclaimer.
  17  *
  18  *      - Redistributions in binary form must reproduce the above
  19  *        copyright notice, this list of conditions and the following
  20  *        disclaimer in the documentation and /or other materials
  21  *        provided with the distribution.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30  * SOFTWARE.
  31  */
  32
  33 #include <linux/types.h>
  34 #include <asm/byteorder.h>
  35 #include <linux/bitops.h>
  36 #include <linux/errno.h>
  37 #include <linux/kernel.h>
  38 #include <linux/string.h>
  39 #include "qed.h"
  40 #include <linux/qed/qed_chain.h>
  41 #include "qed_cxt.h"
  42 #include "qed_dcbx.h"
  43 #include "qed_hsi.h"
  44 #include "qed_hw.h"
  45 #include "qed_int.h"
  46 #include "qed_reg_addr.h"
  47 #include "qed_sp.h"
  48 #include "qed_sriov.h"
  49
  50 int qed_sp_init_request(struct qed_hwfn *p_hwfn,
  51                         struct qed_spq_entry **pp_ent,
  52                         u8 cmd, u8 protocol, struct qed_sp_init_data *p_data)
  53 {
  54         u32 opaque_cid = p_data->opaque_fid << 16 | p_data->cid;
  55         struct qed_spq_entry *p_ent = NULL;
  56         int rc;
  57
  58         if (!pp_ent)
  59                 return -ENOMEM;
  60
  61         rc = qed_spq_get_entry(p_hwfn, pp_ent);
  62
  63         if (rc)
  64                 return rc;
  65
  66         p_ent = *pp_ent;
  67
  68         p_ent->elem.hdr.cid             = cpu_to_le32(opaque_cid);
  69         p_ent->elem.hdr.cmd_id          = cmd;
  70         p_ent->elem.hdr.protocol_id     = protocol;
  71
  72         p_ent->priority         = QED_SPQ_PRIORITY_NORMAL;
  73         p_ent->comp_mode        = p_data->comp_mode;
  74         p_ent->comp_done.done   = 0;
  75
  76         switch (p_ent->comp_mode) {
  77         case QED_SPQ_MODE_EBLOCK:
  78                 p_ent->comp_cb.cookie = &p_ent->comp_done;
  79                 break;
  80
  81         case QED_SPQ_MODE_BLOCK:
  82                 if (!p_data->p_comp_data)
  83                         return -EINVAL;
  84
  85                 p_ent->comp_cb.cookie = p_data->p_comp_data->cookie;
  86                 break;
  87
  88         case QED_SPQ_MODE_CB:
  89                 if (!p_data->p_comp_data)
  90                         p_ent->comp_cb.function = NULL;
  91                 else
  92                         p_ent->comp_cb = *p_data->p_comp_data;
  93                 break;
  94
  95         default:
  96                 DP_NOTICE(p_hwfn, "Unknown SPQE completion mode %d\n",
  97                           p_ent->comp_mode);
  98                 return -EINVAL;
  99         }
 100
 101         DP_VERBOSE(p_hwfn, QED_MSG_SPQ,
 102                    "Initialized: CID %08x cmd %02x protocol %02x data_addr %lu comp_mode [%s]\n",
 103                    opaque_cid, cmd, protocol,
 104                    (unsigned long)&p_ent->ramrod,
 105                    D_TRINE(p_ent->comp_mode, QED_SPQ_MODE_EBLOCK,
 106                            QED_SPQ_MODE_BLOCK, "MODE_EBLOCK", "MODE_BLOCK",
 107                            "MODE_CB"));
 108
 109         memset(&p_ent->ramrod, 0, sizeof(p_ent->ramrod));
 110
 111         return 0;
 112 }
 113
 114 static enum tunnel_clss qed_tunn_get_clss_type(u8 type)
 115 {
 116         switch (type) {
 117         case QED_TUNN_CLSS_MAC_VLAN:
 118                 return TUNNEL_CLSS_MAC_VLAN;
 119         case QED_TUNN_CLSS_MAC_VNI:
 120                 return TUNNEL_CLSS_MAC_VNI;
 121         case QED_TUNN_CLSS_INNER_MAC_VLAN:
 122                 return TUNNEL_CLSS_INNER_MAC_VLAN;
 123         case QED_TUNN_CLSS_INNER_MAC_VNI:
 124                 return TUNNEL_CLSS_INNER_MAC_VNI;
 125         default:
 126                 return TUNNEL_CLSS_MAC_VLAN;
 127         }
 128 }
 129
 130 static void
 131 qed_tunn_set_pf_fix_tunn_mode(struct qed_hwfn *p_hwfn,
 132                               struct qed_tunn_update_params *p_src,
 133                               struct pf_update_tunnel_config *p_tunn_cfg)
 134 {
 135         unsigned long cached_tunn_mode = p_hwfn->cdev->tunn_mode;
 136         unsigned long update_mask = p_src->tunn_mode_update_mask;
 137         unsigned long tunn_mode = p_src->tunn_mode;
 138         unsigned long new_tunn_mode = 0;
 139
 140         if (test_bit(QED_MODE_L2GRE_TUNN, &update_mask)) {
 141                 if (test_bit(QED_MODE_L2GRE_TUNN, &tunn_mode))
 142                         __set_bit(QED_MODE_L2GRE_TUNN, &new_tunn_mode);
 143         } else {
 144                 if (test_bit(QED_MODE_L2GRE_TUNN, &cached_tunn_mode))
 145                         __set_bit(QED_MODE_L2GRE_TUNN, &new_tunn_mode);
 146         }
 147
 148         if (test_bit(QED_MODE_IPGRE_TUNN, &update_mask)) {
 149                 if (test_bit(QED_MODE_IPGRE_TUNN, &tunn_mode))
 150                         __set_bit(QED_MODE_IPGRE_TUNN, &new_tunn_mode);
 151         } else {
 152                 if (test_bit(QED_MODE_IPGRE_TUNN, &cached_tunn_mode))
 153                         __set_bit(QED_MODE_IPGRE_TUNN, &new_tunn_mode);
 154         }
 155
 156         if (test_bit(QED_MODE_VXLAN_TUNN, &update_mask)) {
 157                 if (test_bit(QED_MODE_VXLAN_TUNN, &tunn_mode))
 158                         __set_bit(QED_MODE_VXLAN_TUNN, &new_tunn_mode);
 159         } else {
 160                 if (test_bit(QED_MODE_VXLAN_TUNN, &cached_tunn_mode))
 161                         __set_bit(QED_MODE_VXLAN_TUNN, &new_tunn_mode);
 162         }
 163
 164         if (p_src->update_geneve_udp_port) {
 165                 p_tunn_cfg->set_geneve_udp_port_flg = 1;
 166                 p_tunn_cfg->geneve_udp_port =
 167                                 cpu_to_le16(p_src->geneve_udp_port);
 168         }
 169
 170         if (test_bit(QED_MODE_L2GENEVE_TUNN, &update_mask)) {
 171                 if (test_bit(QED_MODE_L2GENEVE_TUNN, &tunn_mode))
 172                         __set_bit(QED_MODE_L2GENEVE_TUNN, &new_tunn_mode);
 173         } else {
 174                 if (test_bit(QED_MODE_L2GENEVE_TUNN, &cached_tunn_mode))
 175                         __set_bit(QED_MODE_L2GENEVE_TUNN, &new_tunn_mode);
 176         }
 177
 178         if (test_bit(QED_MODE_IPGENEVE_TUNN, &update_mask)) {
 179                 if (test_bit(QED_MODE_IPGENEVE_TUNN, &tunn_mode))
 180                         __set_bit(QED_MODE_IPGENEVE_TUNN, &new_tunn_mode);
 181         } else {
 182                 if (test_bit(QED_MODE_IPGENEVE_TUNN, &cached_tunn_mode))
 183                         __set_bit(QED_MODE_IPGENEVE_TUNN, &new_tunn_mode);
 184         }
 185
 186         p_src->tunn_mode = new_tunn_mode;
 187 }
 188
 189 static void
 190 qed_tunn_set_pf_update_params(struct qed_hwfn *p_hwfn,
 191                               struct qed_tunn_update_params *p_src,
 192                               struct pf_update_tunnel_config *p_tunn_cfg)
 193 {
 194         unsigned long tunn_mode = p_src->tunn_mode;
 195         enum tunnel_clss type;
 196
 197         qed_tunn_set_pf_fix_tunn_mode(p_hwfn, p_src, p_tunn_cfg);
 198         p_tunn_cfg->update_rx_pf_clss = p_src->update_rx_pf_clss;
 199         p_tunn_cfg->update_tx_pf_clss = p_src->update_tx_pf_clss;
 200
 201         type = qed_tunn_get_clss_type(p_src->tunn_clss_vxlan);
 202         p_tunn_cfg->tunnel_clss_vxlan  = type;
 203
 204         type = qed_tunn_get_clss_type(p_src->tunn_clss_l2gre);
 205         p_tunn_cfg->tunnel_clss_l2gre = type;
 206
 207         type = qed_tunn_get_clss_type(p_src->tunn_clss_ipgre);
 208         p_tunn_cfg->tunnel_clss_ipgre = type;
 209
 210         if (p_src->update_vxlan_udp_port) {
 211                 p_tunn_cfg->set_vxlan_udp_port_flg = 1;
 212                 p_tunn_cfg->vxlan_udp_port = cpu_to_le16(p_src->vxlan_udp_port);
 213         }
 214
 215         if (test_bit(QED_MODE_L2GRE_TUNN, &tunn_mode))
 216                 p_tunn_cfg->tx_enable_l2gre = 1;
 217
 218         if (test_bit(QED_MODE_IPGRE_TUNN, &tunn_mode))
 219                 p_tunn_cfg->tx_enable_ipgre = 1;
 220
 221         if (test_bit(QED_MODE_VXLAN_TUNN, &tunn_mode))
 222                 p_tunn_cfg->tx_enable_vxlan = 1;
 223
 224         if (p_src->update_geneve_udp_port) {
 225                 p_tunn_cfg->set_geneve_udp_port_flg = 1;
 226                 p_tunn_cfg->geneve_udp_port =
 227                                 cpu_to_le16(p_src->geneve_udp_port);
 228         }
 229
 230         if (test_bit(QED_MODE_L2GENEVE_TUNN, &tunn_mode))
 231                 p_tunn_cfg->tx_enable_l2geneve = 1;
 232
 233         if (test_bit(QED_MODE_IPGENEVE_TUNN, &tunn_mode))
 234                 p_tunn_cfg->tx_enable_ipgeneve = 1;
 235
 236         type = qed_tunn_get_clss_type(p_src->tunn_clss_l2geneve);
 237         p_tunn_cfg->tunnel_clss_l2geneve = type;
 238
 239         type = qed_tunn_get_clss_type(p_src->tunn_clss_ipgeneve);
 240         p_tunn_cfg->tunnel_clss_ipgeneve = type;
 241 }
 242
 243 static void qed_set_hw_tunn_mode(struct qed_hwfn *p_hwfn,
 244                                  struct qed_ptt *p_ptt,
 245                                  unsigned long tunn_mode)
 246 {
 247         u8 l2gre_enable = 0, ipgre_enable = 0, vxlan_enable = 0;
 248         u8 l2geneve_enable = 0, ipgeneve_enable = 0;
 249
 250         if (test_bit(QED_MODE_L2GRE_TUNN, &tunn_mode))
 251                 l2gre_enable = 1;
 252
 253         if (test_bit(QED_MODE_IPGRE_TUNN, &tunn_mode))
 254                 ipgre_enable = 1;
 255
 256         if (test_bit(QED_MODE_VXLAN_TUNN, &tunn_mode))
 257                 vxlan_enable = 1;
 258
 259         qed_set_gre_enable(p_hwfn, p_ptt, l2gre_enable, ipgre_enable);
 260         qed_set_vxlan_enable(p_hwfn, p_ptt, vxlan_enable);
 261
 262         if (test_bit(QED_MODE_L2GENEVE_TUNN, &tunn_mode))
 263                 l2geneve_enable = 1;
 264
 265         if (test_bit(QED_MODE_IPGENEVE_TUNN, &tunn_mode))
 266                 ipgeneve_enable = 1;
 267
 268         qed_set_geneve_enable(p_hwfn, p_ptt, l2geneve_enable,
 269                               ipgeneve_enable);
 270 }
 271
 272 static void
 273 qed_tunn_set_pf_start_params(struct qed_hwfn *p_hwfn,
 274                              struct qed_tunn_start_params *p_src,
 275                              struct pf_start_tunnel_config *p_tunn_cfg)
 276 {
 277         unsigned long tunn_mode;
 278         enum tunnel_clss type;
 279
 280         if (!p_src)
 281                 return;
 282
 283         tunn_mode = p_src->tunn_mode;
 284         type = qed_tunn_get_clss_type(p_src->tunn_clss_vxlan);
 285         p_tunn_cfg->tunnel_clss_vxlan = type;
 286         type = qed_tunn_get_clss_type(p_src->tunn_clss_l2gre);
 287         p_tunn_cfg->tunnel_clss_l2gre = type;
 288         type = qed_tunn_get_clss_type(p_src->tunn_clss_ipgre);
 289         p_tunn_cfg->tunnel_clss_ipgre = type;
 290
 291         if (p_src->update_vxlan_udp_port) {
 292                 p_tunn_cfg->set_vxlan_udp_port_flg = 1;
 293                 p_tunn_cfg->vxlan_udp_port = cpu_to_le16(p_src->vxlan_udp_port);
 294         }
 295
 296         if (test_bit(QED_MODE_L2GRE_TUNN, &tunn_mode))
 297                 p_tunn_cfg->tx_enable_l2gre = 1;
 298
 299         if (test_bit(QED_MODE_IPGRE_TUNN, &tunn_mode))
 300                 p_tunn_cfg->tx_enable_ipgre = 1;
 301
 302         if (test_bit(QED_MODE_VXLAN_TUNN, &tunn_mode))
 303                 p_tunn_cfg->tx_enable_vxlan = 1;
 304
 305         if (p_src->update_geneve_udp_port) {
 306                 p_tunn_cfg->set_geneve_udp_port_flg = 1;
 307                 p_tunn_cfg->geneve_udp_port =
 308                                 cpu_to_le16(p_src->geneve_udp_port);
 309         }
 310
 311         if (test_bit(QED_MODE_L2GENEVE_TUNN, &tunn_mode))
 312                 p_tunn_cfg->tx_enable_l2geneve = 1;
 313
 314         if (test_bit(QED_MODE_IPGENEVE_TUNN, &tunn_mode))
 315                 p_tunn_cfg->tx_enable_ipgeneve = 1;
 316
 317         type = qed_tunn_get_clss_type(p_src->tunn_clss_l2geneve);
 318         p_tunn_cfg->tunnel_clss_l2geneve = type;
 319         type = qed_tunn_get_clss_type(p_src->tunn_clss_ipgeneve);
 320         p_tunn_cfg->tunnel_clss_ipgeneve = type;
 321 }
 322
 323 int qed_sp_pf_start(struct qed_hwfn *p_hwfn,
 324                     struct qed_tunn_start_params *p_tunn,
 325                     enum qed_mf_mode mode, bool allow_npar_tx_switch)
 326 {
 327         struct pf_start_ramrod_data *p_ramrod = NULL;
 328         u16 sb = qed_int_get_sp_sb_id(p_hwfn);
 329         u8 sb_index = p_hwfn->p_eq->eq_sb_index;
 330         struct qed_spq_entry *p_ent = NULL;
 331         struct qed_sp_init_data init_data;
 332         int rc = -EINVAL;
 333         u8 page_cnt;
 334
 335         /* update initial eq producer */
 336         qed_eq_prod_update(p_hwfn,
 337                            qed_chain_get_prod_idx(&p_hwfn->p_eq->chain));
 338
 339         memset(&init_data, 0, sizeof(init_data));
 340         init_data.cid = qed_spq_get_cid(p_hwfn);
 341         init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
 342         init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
 343
 344         rc = qed_sp_init_request(p_hwfn, &p_ent,
 345                                  COMMON_RAMROD_PF_START,
 346                                  PROTOCOLID_COMMON, &init_data);
 347         if (rc)
 348                 return rc;
 349
 350         p_ramrod = &p_ent->ramrod.pf_start;
 351
 352         p_ramrod->event_ring_sb_id      = cpu_to_le16(sb);
 353         p_ramrod->event_ring_sb_index   = sb_index;
 354         p_ramrod->path_id               = QED_PATH_ID(p_hwfn);
 355         p_ramrod->dont_log_ramrods      = 0;
 356         p_ramrod->log_type_mask         = cpu_to_le16(0xf);
 357
 358         switch (mode) {
 359         case QED_MF_DEFAULT:
 360         case QED_MF_NPAR:
 361                 p_ramrod->mf_mode = MF_NPAR;
 362                 break;
 363         case QED_MF_OVLAN:
 364                 p_ramrod->mf_mode = MF_OVLAN;
 365                 break;
 366         default:
 367                 DP_NOTICE(p_hwfn, "Unsupported MF mode, init as DEFAULT\n");
 368                 p_ramrod->mf_mode = MF_NPAR;
 369         }
 370         p_ramrod->outer_tag = p_hwfn->hw_info.ovlan;
 371
 372         /* Place EQ address in RAMROD */
 373         DMA_REGPAIR_LE(p_ramrod->event_ring_pbl_addr,
 374                        p_hwfn->p_eq->chain.pbl_sp.p_phys_table);
 375         page_cnt = (u8)qed_chain_get_page_cnt(&p_hwfn->p_eq->chain);
 376         p_ramrod->event_ring_num_pages = page_cnt;
 377         DMA_REGPAIR_LE(p_ramrod->consolid_q_pbl_addr,
 378                        p_hwfn->p_consq->chain.pbl_sp.p_phys_table);
 379
 380         qed_tunn_set_pf_start_params(p_hwfn, p_tunn, &p_ramrod->tunnel_config);
 381
 382         if (IS_MF_SI(p_hwfn))
 383                 p_ramrod->allow_npar_tx_switching = allow_npar_tx_switch;
 384
 385         switch (p_hwfn->hw_info.personality) {
 386         case QED_PCI_ETH:
 387                 p_ramrod->personality = PERSONALITY_ETH;
 388                 break;
 389         case QED_PCI_ISCSI:
 390                 p_ramrod->personality = PERSONALITY_ISCSI;
 391                 break;
 392         case QED_PCI_ETH_ROCE:
 393                 p_ramrod->personality = PERSONALITY_RDMA_AND_ETH;
 394                 break;
 395         default:
 396                 DP_NOTICE(p_hwfn, "Unknown personality %d\n",
 397                           p_hwfn->hw_info.personality);
 398                 p_ramrod->personality = PERSONALITY_ETH;
 399         }
 400
 401         if (p_hwfn->cdev->p_iov_info) {
 402                 struct qed_hw_sriov_info *p_iov = p_hwfn->cdev->p_iov_info;
 403
 404                 p_ramrod->base_vf_id = (u8) p_iov->first_vf_in_pf;
 405                 p_ramrod->num_vfs = (u8) p_iov->total_vfs;
 406         }
 407         p_ramrod->hsi_fp_ver.major_ver_arr[ETH_VER_KEY] = ETH_HSI_VER_MAJOR;
 408         p_ramrod->hsi_fp_ver.minor_ver_arr[ETH_VER_KEY] = ETH_HSI_VER_MINOR;
 409
 410         DP_VERBOSE(p_hwfn, QED_MSG_SPQ,
 411                    "Setting event_ring_sb [id %04x index %02x], outer_tag [%d]\n",
 412                    sb, sb_index, p_ramrod->outer_tag);
 413
 414         rc = qed_spq_post(p_hwfn, p_ent, NULL);
 415
 416         if (p_tunn) {
 417                 qed_set_hw_tunn_mode(p_hwfn, p_hwfn->p_main_ptt,
 418                                      p_tunn->tunn_mode);
 419                 p_hwfn->cdev->tunn_mode = p_tunn->tunn_mode;
 420         }
 421
 422         return rc;
 423 }
 424
 425 int qed_sp_pf_update(struct qed_hwfn *p_hwfn)
 426 {
 427         struct qed_spq_entry *p_ent = NULL;
 428         struct qed_sp_init_data init_data;
 429         int rc = -EINVAL;
 430
 431         /* Get SPQ entry */
 432         memset(&init_data, 0, sizeof(init_data));
 433         init_data.cid = qed_spq_get_cid(p_hwfn);
 434         init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
 435         init_data.comp_mode = QED_SPQ_MODE_CB;
 436
 437         rc = qed_sp_init_request(p_hwfn, &p_ent,
 438                                  COMMON_RAMROD_PF_UPDATE, PROTOCOLID_COMMON,
 439                                  &init_data);
 440         if (rc)
 441                 return rc;
 442
 443         qed_dcbx_set_pf_update_params(&p_hwfn->p_dcbx_info->results,
 444                                       &p_ent->ramrod.pf_update);
 445
 446         return qed_spq_post(p_hwfn, p_ent, NULL);
 447 }
 448
 449 /* Set pf update ramrod command params */
 450 int qed_sp_pf_update_tunn_cfg(struct qed_hwfn *p_hwfn,
 451                               struct qed_tunn_update_params *p_tunn,
 452                               enum spq_mode comp_mode,
 453                               struct qed_spq_comp_cb *p_comp_data)
 454 {
 455         struct qed_spq_entry *p_ent = NULL;
 456         struct qed_sp_init_data init_data;
 457         int rc = -EINVAL;
 458
 459         /* Get SPQ entry */
 460         memset(&init_data, 0, sizeof(init_data));
 461         init_data.cid = qed_spq_get_cid(p_hwfn);
 462         init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
 463         init_data.comp_mode = comp_mode;
 464         init_data.p_comp_data = p_comp_data;
 465
 466         rc = qed_sp_init_request(p_hwfn, &p_ent,
 467                                  COMMON_RAMROD_PF_UPDATE, PROTOCOLID_COMMON,
 468                                  &init_data);
 469         if (rc)
 470                 return rc;
 471
 472         qed_tunn_set_pf_update_params(p_hwfn, p_tunn,
 473                                       &p_ent->ramrod.pf_update.tunnel_config);
 474
 475         rc = qed_spq_post(p_hwfn, p_ent, NULL);
 476         if (rc)
 477                 return rc;
 478
 479         if (p_tunn->update_vxlan_udp_port)
 480                 qed_set_vxlan_dest_port(p_hwfn, p_hwfn->p_main_ptt,
 481                                         p_tunn->vxlan_udp_port);
 482         if (p_tunn->update_geneve_udp_port)
 483                 qed_set_geneve_dest_port(p_hwfn, p_hwfn->p_main_ptt,
 484                                          p_tunn->geneve_udp_port);
 485
 486         qed_set_hw_tunn_mode(p_hwfn, p_hwfn->p_main_ptt, p_tunn->tunn_mode);
 487         p_hwfn->cdev->tunn_mode = p_tunn->tunn_mode;
 488
 489         return rc;
 490 }
 491
 492 int qed_sp_pf_stop(struct qed_hwfn *p_hwfn)
 493 {
 494         struct qed_spq_entry *p_ent = NULL;
 495         struct qed_sp_init_data init_data;
 496         int rc = -EINVAL;
 497
 498         /* Get SPQ entry */
 499         memset(&init_data, 0, sizeof(init_data));
 500         init_data.cid = qed_spq_get_cid(p_hwfn);
 501         init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
 502         init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
 503
 504         rc = qed_sp_init_request(p_hwfn, &p_ent,
 505                                  COMMON_RAMROD_PF_STOP, PROTOCOLID_COMMON,
 506                                  &init_data);
 507         if (rc)
 508                 return rc;
 509
 510         return qed_spq_post(p_hwfn, p_ent, NULL);
 511 }
 512
 513 int qed_sp_heartbeat_ramrod(struct qed_hwfn *p_hwfn)
 514 {
 515         struct qed_spq_entry *p_ent = NULL;
 516         struct qed_sp_init_data init_data;
 517         int rc;
 518
 519         /* Get SPQ entry */
 520         memset(&init_data, 0, sizeof(init_data));
 521         init_data.cid = qed_spq_get_cid(p_hwfn);
 522         init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
 523         init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
 524
 525         rc = qed_sp_init_request(p_hwfn, &p_ent,
 526                                  COMMON_RAMROD_EMPTY, PROTOCOLID_COMMON,
 527                                  &init_data);
 528         if (rc)
 529                 return rc;
 530
 531         return qed_spq_post(p_hwfn, p_ent, NULL);
 532 }