net/mlx5: add external Rx queue mapping API
[dpdk.git] / drivers / net / mlx5 / linux / mlx5_os.c
index 55bb71c..be95095 100644 (file)
@@ -20,6 +20,7 @@
 #include <ethdev_pci.h>
 #include <rte_pci.h>
 #include <rte_bus_pci.h>
+#include <rte_bus_auxiliary.h>
 #include <rte_common.h>
 #include <rte_kvargs.h>
 #include <rte_rwlock.h>
 #include "mlx5_rx.h"
 #include "mlx5_tx.h"
 #include "mlx5_autoconf.h"
-#include "mlx5_mr.h"
 #include "mlx5_flow.h"
 #include "rte_pmd_mlx5.h"
 #include "mlx5_verbs.h"
 #include "mlx5_nl.h"
 #include "mlx5_devx.h"
 
-#define MLX5_TAGS_HLIST_ARRAY_SIZE 8192
-
 #ifndef HAVE_IBV_MLX5_MOD_MPW
 #define MLX5DV_CONTEXT_FLAGS_MPW_ALLOWED (1 << 2)
 #define MLX5DV_CONTEXT_FLAGS_ENHANCED_MPW (1 << 3)
@@ -69,6 +67,44 @@ static rte_spinlock_t mlx5_shared_data_lock = RTE_SPINLOCK_INITIALIZER;
 /* Process local data for secondary processes. */
 static struct mlx5_local_data mlx5_local_data;
 
+/* rte flow indexed pool configuration. */
+static struct mlx5_indexed_pool_config icfg[] = {
+       {
+               .size = sizeof(struct rte_flow),
+               .trunk_size = 64,
+               .need_lock = 1,
+               .release_mem_en = 0,
+               .malloc = mlx5_malloc,
+               .free = mlx5_free,
+               .per_core_cache = 0,
+               .type = "ctl_flow_ipool",
+       },
+       {
+               .size = sizeof(struct rte_flow),
+               .trunk_size = 64,
+               .grow_trunk = 3,
+               .grow_shift = 2,
+               .need_lock = 1,
+               .release_mem_en = 0,
+               .malloc = mlx5_malloc,
+               .free = mlx5_free,
+               .per_core_cache = 1 << 14,
+               .type = "rte_flow_ipool",
+       },
+       {
+               .size = sizeof(struct rte_flow),
+               .trunk_size = 64,
+               .grow_trunk = 3,
+               .grow_shift = 2,
+               .need_lock = 1,
+               .release_mem_en = 0,
+               .malloc = mlx5_malloc,
+               .free = mlx5_free,
+               .per_core_cache = 0,
+               .type = "mcp_flow_ipool",
+       },
+};
+
 /**
  * Set the completion channel file descriptor interrupt as non-blocking.
  *
@@ -76,7 +112,7 @@ static struct mlx5_local_data mlx5_local_data;
  *   Pointer to RQ channel object, which includes the channel fd
  *
  * @param[out] fd
- *   The file descriptor (representing the intetrrupt) used in this channel.
+ *   The file descriptor (representing the interrupt) used in this channel.
  *
  * @return
  *   0 on successfully setting the fd to non-blocking, non-zero otherwise.
@@ -95,102 +131,258 @@ mlx5_os_set_nonblock_channel_fd(int fd)
  * with out parameter of type 'struct ibv_device_attr_ex *'. Then fill in mlx5
  * device attributes from the glue out parameter.
  *
- * @param dev
- *   Pointer to ibv context.
- *
- * @param device_attr
- *   Pointer to mlx5 device attributes.
+ * @param sh
+ *   Pointer to shared device context.
  *
  * @return
- *   0 on success, non zero error number otherwise
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 int
-mlx5_os_get_dev_attr(void *ctx, struct mlx5_dev_attr *device_attr)
+mlx5_os_capabilities_prepare(struct mlx5_dev_ctx_shared *sh)
 {
        int err;
-       struct ibv_device_attr_ex attr_ex;
-       memset(device_attr, 0, sizeof(*device_attr));
-       err = mlx5_glue->query_device_ex(ctx, NULL, &attr_ex);
-       if (err)
-               return err;
-
-       device_attr->device_cap_flags_ex = attr_ex.device_cap_flags_ex;
-       device_attr->max_qp_wr = attr_ex.orig_attr.max_qp_wr;
-       device_attr->max_sge = attr_ex.orig_attr.max_sge;
-       device_attr->max_cq = attr_ex.orig_attr.max_cq;
-       device_attr->max_cqe = attr_ex.orig_attr.max_cqe;
-       device_attr->max_mr = attr_ex.orig_attr.max_mr;
-       device_attr->max_pd = attr_ex.orig_attr.max_pd;
-       device_attr->max_qp = attr_ex.orig_attr.max_qp;
-       device_attr->max_srq = attr_ex.orig_attr.max_srq;
-       device_attr->max_srq_wr = attr_ex.orig_attr.max_srq_wr;
-       device_attr->raw_packet_caps = attr_ex.raw_packet_caps;
-       device_attr->max_rwq_indirection_table_size =
-               attr_ex.rss_caps.max_rwq_indirection_table_size;
-       device_attr->max_tso = attr_ex.tso_caps.max_tso;
-       device_attr->tso_supported_qpts = attr_ex.tso_caps.supported_qpts;
-
+       struct mlx5_common_device *cdev = sh->cdev;
+       struct mlx5_hca_attr *hca_attr = &cdev->config.hca_attr;
+       struct ibv_device_attr_ex attr_ex = { .comp_mask = 0 };
        struct mlx5dv_context dv_attr = { .comp_mask = 0 };
-       err = mlx5_glue->dv_query_device(ctx, &dv_attr);
-       if (err)
-               return err;
 
-       device_attr->flags = dv_attr.flags;
-       device_attr->comp_mask = dv_attr.comp_mask;
+       err = mlx5_glue->query_device_ex(cdev->ctx, NULL, &attr_ex);
+       if (err) {
+               rte_errno = errno;
+               return -rte_errno;
+       }
 #ifdef HAVE_IBV_MLX5_MOD_SWP
-       device_attr->sw_parsing_offloads =
-               dv_attr.sw_parsing_caps.sw_parsing_offloads;
+       dv_attr.comp_mask |= MLX5DV_CONTEXT_MASK_SWP;
 #endif
-       device_attr->min_single_stride_log_num_of_bytes =
-               dv_attr.striding_rq_caps.min_single_stride_log_num_of_bytes;
-       device_attr->max_single_stride_log_num_of_bytes =
-               dv_attr.striding_rq_caps.max_single_stride_log_num_of_bytes;
-       device_attr->min_single_wqe_log_num_of_strides =
-               dv_attr.striding_rq_caps.min_single_wqe_log_num_of_strides;
-       device_attr->max_single_wqe_log_num_of_strides =
-               dv_attr.striding_rq_caps.max_single_wqe_log_num_of_strides;
-       device_attr->stride_supported_qpts =
-               dv_attr.striding_rq_caps.supported_qpts;
 #ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
-       device_attr->tunnel_offloads_caps = dv_attr.tunnel_offloads_caps;
+       dv_attr.comp_mask |= MLX5DV_CONTEXT_MASK_TUNNEL_OFFLOADS;
 #endif
-       strlcpy(device_attr->fw_ver, attr_ex.orig_attr.fw_ver,
-               sizeof(device_attr->fw_ver));
-
-       return err;
-}
-
-/**
- * Verbs callback to allocate a memory. This function should allocate the space
- * according to the size provided residing inside a huge page.
- * Please note that all allocation must respect the alignment from libmlx5
- * (i.e. currently rte_mem_page_size()).
- *
- * @param[in] size
- *   The size in bytes of the memory to allocate.
- * @param[in] data
- *   A pointer to the callback data.
- *
- * @return
- *   Allocated buffer, NULL otherwise and rte_errno is set.
- */
-static void *
-mlx5_alloc_verbs_buf(size_t size, void *data)
-{
-       struct mlx5_dev_ctx_shared *sh = data;
-       void *ret;
-       size_t alignment = rte_mem_page_size();
-       if (alignment == (size_t)-1) {
-               DRV_LOG(ERR, "Failed to get mem page size");
-               rte_errno = ENOMEM;
-               return NULL;
+#ifdef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT
+       dv_attr.comp_mask |= MLX5DV_CONTEXT_MASK_STRIDING_RQ;
+#endif
+       err = mlx5_glue->dv_query_device(cdev->ctx, &dv_attr);
+       if (err) {
+               rte_errno = errno;
+               return -rte_errno;
        }
-
-       MLX5_ASSERT(data != NULL);
-       ret = mlx5_malloc(0, size, alignment, sh->numa_node);
-       if (!ret && size)
-               rte_errno = ENOMEM;
-       return ret;
+       memset(&sh->dev_cap, 0, sizeof(struct mlx5_dev_cap));
+       if (mlx5_dev_is_pci(cdev->dev))
+               sh->dev_cap.vf = mlx5_dev_is_vf_pci(RTE_DEV_TO_PCI(cdev->dev));
+       else
+               sh->dev_cap.sf = 1;
+       sh->dev_cap.max_qp_wr = attr_ex.orig_attr.max_qp_wr;
+       sh->dev_cap.max_sge = attr_ex.orig_attr.max_sge;
+       sh->dev_cap.max_cq = attr_ex.orig_attr.max_cq;
+       sh->dev_cap.max_qp = attr_ex.orig_attr.max_qp;
+#ifdef HAVE_MLX5DV_DR_ACTION_DEST_DEVX_TIR
+       sh->dev_cap.dest_tir = 1;
+#endif
+#if defined(HAVE_IBV_FLOW_DV_SUPPORT) && defined(HAVE_MLX5DV_DR)
+       DRV_LOG(DEBUG, "DV flow is supported.");
+       sh->dev_cap.dv_flow_en = 1;
+#endif
+#ifdef HAVE_MLX5DV_DR_ESWITCH
+       if (hca_attr->eswitch_manager && sh->dev_cap.dv_flow_en && sh->esw_mode)
+               sh->dev_cap.dv_esw_en = 1;
+#endif
+       /*
+        * Multi-packet send is supported by ConnectX-4 Lx PF as well
+        * as all ConnectX-5 devices.
+        */
+       if (dv_attr.flags & MLX5DV_CONTEXT_FLAGS_MPW_ALLOWED) {
+               if (dv_attr.flags & MLX5DV_CONTEXT_FLAGS_ENHANCED_MPW) {
+                       DRV_LOG(DEBUG, "Enhanced MPW is supported.");
+                       sh->dev_cap.mps = MLX5_MPW_ENHANCED;
+               } else {
+                       DRV_LOG(DEBUG, "MPW is supported.");
+                       sh->dev_cap.mps = MLX5_MPW;
+               }
+       } else {
+               DRV_LOG(DEBUG, "MPW isn't supported.");
+               sh->dev_cap.mps = MLX5_MPW_DISABLED;
+       }
+#if (RTE_CACHE_LINE_SIZE == 128)
+       if (dv_attr.flags & MLX5DV_CONTEXT_FLAGS_CQE_128B_COMP)
+               sh->dev_cap.cqe_comp = 1;
+       DRV_LOG(DEBUG, "Rx CQE 128B compression is %ssupported.",
+               sh->dev_cap.cqe_comp ? "" : "not ");
+#else
+       sh->dev_cap.cqe_comp = 1;
+#endif
+#ifdef HAVE_IBV_DEVICE_MPLS_SUPPORT
+       sh->dev_cap.mpls_en =
+               ((dv_attr.tunnel_offloads_caps &
+                 MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_CW_MPLS_OVER_GRE) &&
+                (dv_attr.tunnel_offloads_caps &
+                 MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_CW_MPLS_OVER_UDP));
+       DRV_LOG(DEBUG, "MPLS over GRE/UDP tunnel offloading is %ssupported.",
+               sh->dev_cap.mpls_en ? "" : "not ");
+#else
+       DRV_LOG(WARNING,
+               "MPLS over GRE/UDP tunnel offloading disabled due to old OFED/rdma-core version or firmware configuration");
+#endif
+#if defined(HAVE_IBV_WQ_FLAG_RX_END_PADDING)
+       sh->dev_cap.hw_padding = !!attr_ex.rx_pad_end_addr_align;
+#elif defined(HAVE_IBV_WQ_FLAGS_PCI_WRITE_END_PADDING)
+       sh->dev_cap.hw_padding = !!(attr_ex.device_cap_flags_ex &
+                                   IBV_DEVICE_PCI_WRITE_END_PADDING);
+#endif
+       sh->dev_cap.hw_csum =
+               !!(attr_ex.device_cap_flags_ex & IBV_DEVICE_RAW_IP_CSUM);
+       DRV_LOG(DEBUG, "Checksum offloading is %ssupported.",
+               sh->dev_cap.hw_csum ? "" : "not ");
+       sh->dev_cap.hw_vlan_strip = !!(attr_ex.raw_packet_caps &
+                                      IBV_RAW_PACKET_CAP_CVLAN_STRIPPING);
+       DRV_LOG(DEBUG, "VLAN stripping is %ssupported.",
+               (sh->dev_cap.hw_vlan_strip ? "" : "not "));
+       sh->dev_cap.hw_fcs_strip = !!(attr_ex.raw_packet_caps &
+                                     IBV_RAW_PACKET_CAP_SCATTER_FCS);
+#if !defined(HAVE_IBV_DEVICE_COUNTERS_SET_V42) && \
+       !defined(HAVE_IBV_DEVICE_COUNTERS_SET_V45)
+       DRV_LOG(DEBUG, "Counters are not supported.");
+#endif
+       /*
+        * DPDK doesn't support larger/variable indirection tables.
+        * Once DPDK supports it, take max size from device attr.
+        */
+       sh->dev_cap.ind_table_max_size =
+                       RTE_MIN(attr_ex.rss_caps.max_rwq_indirection_table_size,
+                               (unsigned int)RTE_ETH_RSS_RETA_SIZE_512);
+       DRV_LOG(DEBUG, "Maximum Rx indirection table size is %u",
+               sh->dev_cap.ind_table_max_size);
+       sh->dev_cap.tso = (attr_ex.tso_caps.max_tso > 0 &&
+                          (attr_ex.tso_caps.supported_qpts &
+                           (1 << IBV_QPT_RAW_PACKET)));
+       if (sh->dev_cap.tso)
+               sh->dev_cap.tso_max_payload_sz = attr_ex.tso_caps.max_tso;
+       strlcpy(sh->dev_cap.fw_ver, attr_ex.orig_attr.fw_ver,
+               sizeof(sh->dev_cap.fw_ver));
+#ifdef HAVE_IBV_MLX5_MOD_SWP
+       if (dv_attr.comp_mask & MLX5DV_CONTEXT_MASK_SWP)
+               sh->dev_cap.swp = dv_attr.sw_parsing_caps.sw_parsing_offloads &
+                                 (MLX5_SW_PARSING_CAP |
+                                  MLX5_SW_PARSING_CSUM_CAP |
+                                  MLX5_SW_PARSING_TSO_CAP);
+       DRV_LOG(DEBUG, "SWP support: %u", sh->dev_cap.swp);
+#endif
+#ifdef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT
+       if (dv_attr.comp_mask & MLX5DV_CONTEXT_MASK_STRIDING_RQ) {
+               struct mlx5dv_striding_rq_caps *strd_rq_caps =
+                               &dv_attr.striding_rq_caps;
+
+               sh->dev_cap.mprq.enabled = 1;
+               sh->dev_cap.mprq.log_min_stride_size =
+                       strd_rq_caps->min_single_stride_log_num_of_bytes;
+               sh->dev_cap.mprq.log_max_stride_size =
+                       strd_rq_caps->max_single_stride_log_num_of_bytes;
+               sh->dev_cap.mprq.log_min_stride_num =
+                       strd_rq_caps->min_single_wqe_log_num_of_strides;
+               sh->dev_cap.mprq.log_max_stride_num =
+                       strd_rq_caps->max_single_wqe_log_num_of_strides;
+               sh->dev_cap.mprq.log_min_stride_wqe_size =
+                                       cdev->config.devx ?
+                                       hca_attr->log_min_stride_wqe_sz :
+                                       MLX5_MPRQ_LOG_MIN_STRIDE_WQE_SIZE;
+               DRV_LOG(DEBUG, "\tmin_single_stride_log_num_of_bytes: %u",
+                       sh->dev_cap.mprq.log_min_stride_size);
+               DRV_LOG(DEBUG, "\tmax_single_stride_log_num_of_bytes: %u",
+                       sh->dev_cap.mprq.log_max_stride_size);
+               DRV_LOG(DEBUG, "\tmin_single_wqe_log_num_of_strides: %u",
+                       sh->dev_cap.mprq.log_min_stride_num);
+               DRV_LOG(DEBUG, "\tmax_single_wqe_log_num_of_strides: %u",
+                       sh->dev_cap.mprq.log_max_stride_num);
+               DRV_LOG(DEBUG, "\tmin_stride_wqe_log_size: %u",
+                       sh->dev_cap.mprq.log_min_stride_wqe_size);
+               DRV_LOG(DEBUG, "\tsupported_qpts: %d",
+                       strd_rq_caps->supported_qpts);
+               DRV_LOG(DEBUG, "Device supports Multi-Packet RQ.");
+       }
+#endif
+#ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
+       if (dv_attr.comp_mask & MLX5DV_CONTEXT_MASK_TUNNEL_OFFLOADS) {
+               sh->dev_cap.tunnel_en = dv_attr.tunnel_offloads_caps &
+                                       (MLX5_TUNNELED_OFFLOADS_VXLAN_CAP |
+                                        MLX5_TUNNELED_OFFLOADS_GRE_CAP |
+                                        MLX5_TUNNELED_OFFLOADS_GENEVE_CAP);
+       }
+       if (sh->dev_cap.tunnel_en) {
+               DRV_LOG(DEBUG, "Tunnel offloading is supported for %s%s%s",
+                       sh->dev_cap.tunnel_en &
+                       MLX5_TUNNELED_OFFLOADS_VXLAN_CAP ? "[VXLAN]" : "",
+                       sh->dev_cap.tunnel_en &
+                       MLX5_TUNNELED_OFFLOADS_GRE_CAP ? "[GRE]" : "",
+                       sh->dev_cap.tunnel_en &
+                       MLX5_TUNNELED_OFFLOADS_GENEVE_CAP ? "[GENEVE]" : "");
+       } else {
+               DRV_LOG(DEBUG, "Tunnel offloading is not supported.");
+       }
+#else
+       DRV_LOG(WARNING,
+               "Tunnel offloading disabled due to old OFED/rdma-core version");
+#endif
+       if (!sh->cdev->config.devx)
+               return 0;
+       /* Check capabilities for Packet Pacing. */
+       DRV_LOG(DEBUG, "Timestamp counter frequency %u kHz.",
+               hca_attr->dev_freq_khz);
+       DRV_LOG(DEBUG, "Packet pacing is %ssupported.",
+               hca_attr->qos.packet_pacing ? "" : "not ");
+       DRV_LOG(DEBUG, "Cross channel ops are %ssupported.",
+               hca_attr->cross_channel ? "" : "not ");
+       DRV_LOG(DEBUG, "WQE index ignore is %ssupported.",
+               hca_attr->wqe_index_ignore ? "" : "not ");
+       DRV_LOG(DEBUG, "Non-wire SQ feature is %ssupported.",
+               hca_attr->non_wire_sq ? "" : "not ");
+       DRV_LOG(DEBUG, "Static WQE SQ feature is %ssupported (%d)",
+               hca_attr->log_max_static_sq_wq ? "" : "not ",
+               hca_attr->log_max_static_sq_wq);
+       DRV_LOG(DEBUG, "WQE rate PP mode is %ssupported.",
+               hca_attr->qos.wqe_rate_pp ? "" : "not ");
+       sh->dev_cap.txpp_en = hca_attr->qos.packet_pacing;
+       if (!hca_attr->cross_channel) {
+               DRV_LOG(DEBUG,
+                       "Cross channel operations are required for packet pacing.");
+               sh->dev_cap.txpp_en = 0;
+       }
+       if (!hca_attr->wqe_index_ignore) {
+               DRV_LOG(DEBUG,
+                       "WQE index ignore feature is required for packet pacing.");
+               sh->dev_cap.txpp_en = 0;
+       }
+       if (!hca_attr->non_wire_sq) {
+               DRV_LOG(DEBUG,
+                       "Non-wire SQ feature is required for packet pacing.");
+               sh->dev_cap.txpp_en = 0;
+       }
+       if (!hca_attr->log_max_static_sq_wq) {
+               DRV_LOG(DEBUG,
+                       "Static WQE SQ feature is required for packet pacing.");
+               sh->dev_cap.txpp_en = 0;
+       }
+       if (!hca_attr->qos.wqe_rate_pp) {
+               DRV_LOG(DEBUG,
+                       "WQE rate mode is required for packet pacing.");
+               sh->dev_cap.txpp_en = 0;
+       }
+#ifndef HAVE_MLX5DV_DEVX_UAR_OFFSET
+       DRV_LOG(DEBUG,
+               "DevX does not provide UAR offset, can't create queues for packet pacing.");
+       sh->dev_cap.txpp_en = 0;
+#endif
+       /* Check for LRO support. */
+       if (mlx5_devx_obj_ops_en(sh) && hca_attr->lro_cap) {
+               /* TBD check tunnel lro caps. */
+               sh->dev_cap.lro_supported = 1;
+               DRV_LOG(DEBUG, "Device supports LRO.");
+               DRV_LOG(DEBUG,
+                       "LRO minimal size of TCP segment required for coalescing is %d bytes.",
+                       hca_attr->lro_min_mss_size);
+       }
+       sh->dev_cap.scatter_fcs_w_decap_disable =
+                                       hca_attr->scatter_fcs_w_decap_disable;
+       sh->dev_cap.rq_delay_drop_en = hca_attr->rq_delay_drop;
+       mlx5_rt_timestamp_config(sh, hca_attr);
+       return 0;
 }
 
 /**
@@ -243,7 +435,7 @@ __mlx5_discovery_misc5_cap(struct mlx5_priv *priv)
        dv_attr.priority = 3;
 #ifdef HAVE_MLX5DV_DR_ESWITCH
        void *misc2_m;
-       if (priv->config.dv_esw_en) {
+       if (priv->sh->config.dv_esw_en) {
                /* FDB enabled reg_c_0 */
                dv_attr.match_criteria_enable |=
                                (1 << MLX5_MATCH_CRITERIA_ENABLE_MISC2_BIT);
@@ -253,7 +445,7 @@ __mlx5_discovery_misc5_cap(struct mlx5_priv *priv)
                         metadata_reg_c_0, 0xffff);
        }
 #endif
-       matcher = mlx5_glue->dv_create_flow_matcher(priv->sh->ctx,
+       matcher = mlx5_glue->dv_create_flow_matcher(priv->sh->cdev->ctx,
                                                    &dv_attr, tbl);
        if (matcher) {
                priv->sh->misc5_cap = 1;
@@ -266,21 +458,6 @@ __mlx5_discovery_misc5_cap(struct mlx5_priv *priv)
 }
 #endif
 
-/**
- * Verbs callback to free a memory.
- *
- * @param[in] ptr
- *   A pointer to the memory to free.
- * @param[in] data
- *   A pointer to the callback data.
- */
-static void
-mlx5_free_verbs_buf(void *ptr, void *data __rte_unused)
-{
-       MLX5_ASSERT(data != NULL);
-       mlx5_free(ptr);
-}
-
 /**
  * Initialize DR related data within private structure.
  * Routine checks the reference counter and does actual
@@ -296,7 +473,7 @@ static int
 mlx5_alloc_shared_dr(struct mlx5_priv *priv)
 {
        struct mlx5_dev_ctx_shared *sh = priv->sh;
-       char s[MLX5_HLIST_NAMESIZE] __rte_unused;
+       char s[MLX5_NAME_SIZE] __rte_unused;
        int err;
 
        MLX5_ASSERT(sh && sh->refcnt);
@@ -305,78 +482,66 @@ mlx5_alloc_shared_dr(struct mlx5_priv *priv)
        err = mlx5_alloc_table_hash_list(priv);
        if (err)
                goto error;
+       if (priv->sh->config.dv_flow_en == 2)
+               return 0;
        /* The resources below are only valid with DV support. */
 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
-       /* Init port id action cache list. */
-       snprintf(s, sizeof(s), "%s_port_id_action_cache", sh->ibdev_name);
-       mlx5_cache_list_init(&sh->port_id_action_list, s, 0, sh,
-                            flow_dv_port_id_create_cb,
-                            flow_dv_port_id_match_cb,
-                            flow_dv_port_id_remove_cb);
-       /* Init push vlan action cache list. */
-       snprintf(s, sizeof(s), "%s_push_vlan_action_cache", sh->ibdev_name);
-       mlx5_cache_list_init(&sh->push_vlan_action_list, s, 0, sh,
-                            flow_dv_push_vlan_create_cb,
-                            flow_dv_push_vlan_match_cb,
-                            flow_dv_push_vlan_remove_cb);
-       /* Init sample action cache list. */
-       snprintf(s, sizeof(s), "%s_sample_action_cache", sh->ibdev_name);
-       mlx5_cache_list_init(&sh->sample_action_list, s, 0, sh,
-                            flow_dv_sample_create_cb,
-                            flow_dv_sample_match_cb,
-                            flow_dv_sample_remove_cb);
-       /* Init dest array action cache list. */
-       snprintf(s, sizeof(s), "%s_dest_array_cache", sh->ibdev_name);
-       mlx5_cache_list_init(&sh->dest_array_list, s, 0, sh,
-                            flow_dv_dest_array_create_cb,
-                            flow_dv_dest_array_match_cb,
-                            flow_dv_dest_array_remove_cb);
-       /* Create tags hash list table. */
-       snprintf(s, sizeof(s), "%s_tags", sh->ibdev_name);
-       sh->tag_table = mlx5_hlist_create(s, MLX5_TAGS_HLIST_ARRAY_SIZE, 0,
-                                         MLX5_HLIST_WRITE_MOST,
-                                         flow_dv_tag_create_cb,
-                                         flow_dv_tag_match_cb,
-                                         flow_dv_tag_remove_cb);
-       if (!sh->tag_table) {
-               DRV_LOG(ERR, "tags with hash creation failed.");
-               err = ENOMEM;
+       /* Init port id action list. */
+       snprintf(s, sizeof(s), "%s_port_id_action_list", sh->ibdev_name);
+       sh->port_id_action_list = mlx5_list_create(s, sh, true,
+                                                  flow_dv_port_id_create_cb,
+                                                  flow_dv_port_id_match_cb,
+                                                  flow_dv_port_id_remove_cb,
+                                                  flow_dv_port_id_clone_cb,
+                                                flow_dv_port_id_clone_free_cb);
+       if (!sh->port_id_action_list)
                goto error;
-       }
-       sh->tag_table->ctx = sh;
-       snprintf(s, sizeof(s), "%s_hdr_modify", sh->ibdev_name);
-       sh->modify_cmds = mlx5_hlist_create(s, MLX5_FLOW_HDR_MODIFY_HTABLE_SZ,
-                                           0, MLX5_HLIST_WRITE_MOST |
-                                           MLX5_HLIST_DIRECT_KEY,
-                                           flow_dv_modify_create_cb,
-                                           flow_dv_modify_match_cb,
-                                           flow_dv_modify_remove_cb);
-       if (!sh->modify_cmds) {
-               DRV_LOG(ERR, "hdr modify hash creation failed");
-               err = ENOMEM;
+       /* Init push vlan action list. */
+       snprintf(s, sizeof(s), "%s_push_vlan_action_list", sh->ibdev_name);
+       sh->push_vlan_action_list = mlx5_list_create(s, sh, true,
+                                                   flow_dv_push_vlan_create_cb,
+                                                   flow_dv_push_vlan_match_cb,
+                                                   flow_dv_push_vlan_remove_cb,
+                                                   flow_dv_push_vlan_clone_cb,
+                                              flow_dv_push_vlan_clone_free_cb);
+       if (!sh->push_vlan_action_list)
                goto error;
-       }
-       sh->modify_cmds->ctx = sh;
-       snprintf(s, sizeof(s), "%s_encaps_decaps", sh->ibdev_name);
-       sh->encaps_decaps = mlx5_hlist_create(s,
-                                             MLX5_FLOW_ENCAP_DECAP_HTABLE_SZ,
-                                             0, MLX5_HLIST_DIRECT_KEY |
-                                             MLX5_HLIST_WRITE_MOST,
-                                             flow_dv_encap_decap_create_cb,
-                                             flow_dv_encap_decap_match_cb,
-                                             flow_dv_encap_decap_remove_cb);
-       if (!sh->encaps_decaps) {
-               DRV_LOG(ERR, "encap decap hash creation failed");
-               err = ENOMEM;
+       /* Init sample action list. */
+       snprintf(s, sizeof(s), "%s_sample_action_list", sh->ibdev_name);
+       sh->sample_action_list = mlx5_list_create(s, sh, true,
+                                                 flow_dv_sample_create_cb,
+                                                 flow_dv_sample_match_cb,
+                                                 flow_dv_sample_remove_cb,
+                                                 flow_dv_sample_clone_cb,
+                                                 flow_dv_sample_clone_free_cb);
+       if (!sh->sample_action_list)
+               goto error;
+       /* Init dest array action list. */
+       snprintf(s, sizeof(s), "%s_dest_array_list", sh->ibdev_name);
+       sh->dest_array_list = mlx5_list_create(s, sh, true,
+                                              flow_dv_dest_array_create_cb,
+                                              flow_dv_dest_array_match_cb,
+                                              flow_dv_dest_array_remove_cb,
+                                              flow_dv_dest_array_clone_cb,
+                                             flow_dv_dest_array_clone_free_cb);
+       if (!sh->dest_array_list)
+               goto error;
+       /* Init shared flex parsers list, no need lcore_share */
+       snprintf(s, sizeof(s), "%s_flex_parsers_list", sh->ibdev_name);
+       sh->flex_parsers_dv = mlx5_list_create(s, sh, false,
+                                              mlx5_flex_parser_create_cb,
+                                              mlx5_flex_parser_match_cb,
+                                              mlx5_flex_parser_remove_cb,
+                                              mlx5_flex_parser_clone_cb,
+                                              mlx5_flex_parser_clone_free_cb);
+       if (!sh->flex_parsers_dv)
                goto error;
-       }
-       sh->encaps_decaps->ctx = sh;
 #endif
 #ifdef HAVE_MLX5DV_DR
        void *domain;
 
        /* Reference counter is zero, we should initialize structures. */
-       domain = mlx5_glue->dr_create_domain(sh->ctx,
+       domain = mlx5_glue->dr_create_domain(sh->cdev->ctx,
                                             MLX5DV_DR_DOMAIN_TYPE_NIC_RX);
        if (!domain) {
                DRV_LOG(ERR, "ingress mlx5dv_dr_create_domain failed");
@@ -384,7 +549,7 @@ mlx5_alloc_shared_dr(struct mlx5_priv *priv)
                goto error;
        }
        sh->rx_domain = domain;
-       domain = mlx5_glue->dr_create_domain(sh->ctx,
+       domain = mlx5_glue->dr_create_domain(sh->cdev->ctx,
                                             MLX5DV_DR_DOMAIN_TYPE_NIC_TX);
        if (!domain) {
                DRV_LOG(ERR, "egress mlx5dv_dr_create_domain failed");
@@ -393,9 +558,9 @@ mlx5_alloc_shared_dr(struct mlx5_priv *priv)
        }
        sh->tx_domain = domain;
 #ifdef HAVE_MLX5DV_DR_ESWITCH
-       if (priv->config.dv_esw_en) {
-               domain  = mlx5_glue->dr_create_domain
-                       (sh->ctx, MLX5DV_DR_DOMAIN_TYPE_FDB);
+       if (sh->config.dv_esw_en) {
+               domain = mlx5_glue->dr_create_domain(sh->cdev->ctx,
+                                                    MLX5DV_DR_DOMAIN_TYPE_FDB);
                if (!domain) {
                        DRV_LOG(ERR, "FDB mlx5dv_dr_create_domain failed");
                        err = errno;
@@ -415,20 +580,20 @@ mlx5_alloc_shared_dr(struct mlx5_priv *priv)
                goto error;
        }
 #endif
-       if (!sh->tunnel_hub)
+       if (!sh->tunnel_hub && sh->config.dv_miss_info)
                err = mlx5_alloc_tunnel_hub(sh);
        if (err) {
                DRV_LOG(ERR, "mlx5_alloc_tunnel_hub failed err=%d", err);
                goto error;
        }
-       if (priv->config.reclaim_mode == MLX5_RCM_AGGR) {
+       if (sh->config.reclaim_mode == MLX5_RCM_AGGR) {
                mlx5_glue->dr_reclaim_domain_memory(sh->rx_domain, 1);
                mlx5_glue->dr_reclaim_domain_memory(sh->tx_domain, 1);
                if (sh->fdb_domain)
                        mlx5_glue->dr_reclaim_domain_memory(sh->fdb_domain, 1);
        }
        sh->pop_vlan_action = mlx5_glue->dr_create_flow_action_pop_vlan();
-       if (!priv->config.allow_duplicate_pattern) {
+       if (!sh->config.allow_duplicate_pattern) {
 #ifndef HAVE_MLX5_DR_ALLOW_DUPLICATE
                DRV_LOG(WARNING, "Disallow duplicate pattern is not supported - maybe old rdma-core version?");
 #endif
@@ -444,6 +609,7 @@ mlx5_alloc_shared_dr(struct mlx5_priv *priv)
                        mlx5_glue->dr_create_flow_action_default_miss();
        if (!sh->default_miss_action)
                DRV_LOG(WARNING, "Default miss action is not supported.");
+       LIST_INIT(&sh->shared_rxqs);
        return 0;
 error:
        /* Rollback the created objects. */
@@ -485,6 +651,22 @@ error:
                sh->tunnel_hub = NULL;
        }
        mlx5_free_table_hash_list(priv);
+       if (sh->port_id_action_list) {
+               mlx5_list_destroy(sh->port_id_action_list);
+               sh->port_id_action_list = NULL;
+       }
+       if (sh->push_vlan_action_list) {
+               mlx5_list_destroy(sh->push_vlan_action_list);
+               sh->push_vlan_action_list = NULL;
+       }
+       if (sh->sample_action_list) {
+               mlx5_list_destroy(sh->sample_action_list);
+               sh->sample_action_list = NULL;
+       }
+       if (sh->dest_array_list) {
+               mlx5_list_destroy(sh->dest_array_list);
+               sh->dest_array_list = NULL;
+       }
        return err;
 }
 
@@ -502,6 +684,7 @@ mlx5_os_free_shared_dr(struct mlx5_priv *priv)
        MLX5_ASSERT(sh && sh->refcnt);
        if (sh->refcnt > 1)
                return;
+       MLX5_ASSERT(LIST_EMPTY(&sh->shared_rxqs));
 #ifdef HAVE_MLX5DV_DR
        if (sh->rx_domain) {
                mlx5_glue->dr_destroy_domain(sh->rx_domain);
@@ -546,9 +729,23 @@ mlx5_os_free_shared_dr(struct mlx5_priv *priv)
                mlx5_release_tunnel_hub(sh, priv->dev_port);
                sh->tunnel_hub = NULL;
        }
-       mlx5_cache_list_destroy(&sh->port_id_action_list);
-       mlx5_cache_list_destroy(&sh->push_vlan_action_list);
        mlx5_free_table_hash_list(priv);
+       if (sh->port_id_action_list) {
+               mlx5_list_destroy(sh->port_id_action_list);
+               sh->port_id_action_list = NULL;
+       }
+       if (sh->push_vlan_action_list) {
+               mlx5_list_destroy(sh->push_vlan_action_list);
+               sh->push_vlan_action_list = NULL;
+       }
+       if (sh->sample_action_list) {
+               mlx5_list_destroy(sh->sample_action_list);
+               sh->sample_action_list = NULL;
+       }
+       if (sh->dest_array_list) {
+               mlx5_list_destroy(sh->dest_array_list);
+               sh->dest_array_list = NULL;
+       }
 }
 
 /**
@@ -626,10 +823,6 @@ mlx5_init_once(void)
        case RTE_PROC_PRIMARY:
                if (sd->init_done)
                        break;
-               LIST_INIT(&sd->mem_event_cb_list);
-               rte_rwlock_init(&sd->mem_event_rwlock);
-               rte_mem_event_callback_register("MLX5_MEM_EVENT_CB",
-                                               mlx5_mr_mem_event_cb, NULL);
                ret = mlx5_mp_init_primary(MLX5_MP_NAME,
                                           mlx5_mp_os_primary_handle);
                if (ret)
@@ -655,91 +848,33 @@ out:
 }
 
 /**
- * Create the Tx queue DevX/Verbs object.
- *
- * @param dev
- *   Pointer to Ethernet device.
- * @param idx
- *   Queue index in DPDK Tx queue array.
- *
- * @return
- *   0 on success, a negative errno value otherwise and rte_errno is set.
- */
-static int
-mlx5_os_txq_obj_new(struct rte_eth_dev *dev, uint16_t idx)
-{
-       struct mlx5_priv *priv = dev->data->dev_private;
-       struct mlx5_txq_data *txq_data = (*priv->txqs)[idx];
-       struct mlx5_txq_ctrl *txq_ctrl =
-                       container_of(txq_data, struct mlx5_txq_ctrl, txq);
-
-       if (txq_ctrl->type == MLX5_TXQ_TYPE_HAIRPIN)
-               return mlx5_txq_devx_obj_new(dev, idx);
-#ifdef HAVE_MLX5DV_DEVX_UAR_OFFSET
-       if (!priv->config.dv_esw_en)
-               return mlx5_txq_devx_obj_new(dev, idx);
-#endif
-       return mlx5_txq_ibv_obj_new(dev, idx);
-}
-
-/**
- * Release an Tx DevX/verbs queue object.
- *
- * @param txq_obj
- *   DevX/Verbs Tx queue object.
- */
-static void
-mlx5_os_txq_obj_release(struct mlx5_txq_obj *txq_obj)
-{
-       if (txq_obj->txq_ctrl->type == MLX5_TXQ_TYPE_HAIRPIN) {
-               mlx5_txq_devx_obj_release(txq_obj);
-               return;
-       }
-#ifdef HAVE_MLX5DV_DEVX_UAR_OFFSET
-       if (!txq_obj->txq_ctrl->priv->config.dv_esw_en) {
-               mlx5_txq_devx_obj_release(txq_obj);
-               return;
-       }
-#endif
-       mlx5_txq_ibv_obj_release(txq_obj);
-}
-
-/**
- * DV flow counter mode detect and config.
+ * DR flow drop action support detect.
  *
  * @param dev
  *   Pointer to rte_eth_dev structure.
  *
  */
 static void
-mlx5_flow_counter_mode_config(struct rte_eth_dev *dev __rte_unused)
+mlx5_flow_drop_action_config(struct rte_eth_dev *dev __rte_unused)
 {
-#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#ifdef HAVE_MLX5DV_DR
        struct mlx5_priv *priv = dev->data->dev_private;
-       struct mlx5_dev_ctx_shared *sh = priv->sh;
-       bool fallback;
 
-#ifndef HAVE_IBV_DEVX_ASYNC
-       fallback = true;
-#else
-       fallback = false;
-       if (!priv->config.devx || !priv->config.dv_flow_en ||
-           !priv->config.hca_attr.flow_counters_dump ||
-           !(priv->config.hca_attr.flow_counter_bulk_alloc_bitmap & 0x4) ||
-           (mlx5_flow_dv_discover_counter_offset_support(dev) == -ENOTSUP))
-               fallback = true;
-#endif
-       if (fallback)
-               DRV_LOG(INFO, "Use fall-back DV counter management. Flow "
-                       "counter dump:%d, bulk_alloc_bitmap:0x%hhx.",
-                       priv->config.hca_attr.flow_counters_dump,
-                       priv->config.hca_attr.flow_counter_bulk_alloc_bitmap);
-       /* Initialize fallback mode only on the port initializes sh. */
-       if (sh->refcnt == 1)
-               sh->cmng.counter_fallback = fallback;
-       else if (fallback != sh->cmng.counter_fallback)
-               DRV_LOG(WARNING, "Port %d in sh has different fallback mode "
-                       "with others:%d.", PORT_ID(priv), fallback);
+       if (!priv->sh->config.dv_flow_en || !priv->sh->dr_drop_action)
+               return;
+       /**
+        * DR supports drop action placeholder when it is supported;
+        * otherwise, use the queue drop action.
+        */
+       if (!priv->sh->drop_action_check_flag) {
+               if (!mlx5_flow_discover_dr_action_support(dev))
+                       priv->sh->dr_drop_action_en = 1;
+               priv->sh->drop_action_check_flag = 1;
+       }
+       if (priv->sh->dr_drop_action_en)
+               priv->root_drop_action = priv->sh->dr_drop_action;
+       else
+               priv->root_drop_action = priv->drop_queue.hrxq->action;
 #endif
 }
 
@@ -747,7 +882,7 @@ static void
 mlx5_queue_counter_id_prepare(struct rte_eth_dev *dev)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
-       void *ctx = priv->sh->ctx;
+       void *ctx = priv->sh->cdev->ctx;
 
        priv->q_counters = mlx5_devx_cmd_queue_counter_alloc(ctx);
        if (!priv->q_counters) {
@@ -764,7 +899,7 @@ mlx5_queue_counter_id_prepare(struct rte_eth_dev *dev)
                                                    .wq_type = IBV_WQT_RQ,
                                                    .max_wr = 1,
                                                    .max_sge = 1,
-                                                   .pd = priv->sh->pd,
+                                                   .pd = priv->sh->cdev->pd,
                                                    .cq = cq,
                                                });
                        if (wq) {
@@ -859,7 +994,6 @@ mlx5_representor_match(struct mlx5_dev_spawn_data *spawn,
        return false;
 }
 
-
 /**
  * Spawn an Ethernet device from Verbs information.
  *
@@ -867,10 +1001,10 @@ mlx5_representor_match(struct mlx5_dev_spawn_data *spawn,
  *   Backing DPDK device.
  * @param spawn
  *   Verbs device parameters (name, port, switch_info) to spawn.
- * @param config
- *   Device configuration parameters.
- * @param config
+ * @param eth_da
  *   Device arguments.
+ * @param mkvlist
+ *   Pointer to mlx5 kvargs control, can be NULL if there is no devargs.
  *
  * @return
  *   A valid Ethernet device object on success, NULL otherwise and rte_errno
@@ -882,31 +1016,22 @@ mlx5_representor_match(struct mlx5_dev_spawn_data *spawn,
 static struct rte_eth_dev *
 mlx5_dev_spawn(struct rte_device *dpdk_dev,
               struct mlx5_dev_spawn_data *spawn,
-              struct mlx5_dev_config *config,
-              struct rte_eth_devargs *eth_da)
+              struct rte_eth_devargs *eth_da,
+              struct mlx5_kvargs_ctrl *mkvlist)
 {
        const struct mlx5_switch_info *switch_info = &spawn->info;
        struct mlx5_dev_ctx_shared *sh = NULL;
-       struct ibv_port_attr port_attr;
-       struct mlx5dv_context dv_attr = { .comp_mask = 0 };
+       struct ibv_port_attr port_attr = { .state = IBV_PORT_NOP };
        struct rte_eth_dev *eth_dev = NULL;
        struct mlx5_priv *priv = NULL;
        int err = 0;
-       unsigned int hw_padding = 0;
-       unsigned int mps;
-       unsigned int tunnel_en = 0;
-       unsigned int mpls_en = 0;
-       unsigned int swp = 0;
-       unsigned int mprq = 0;
-       unsigned int mprq_min_stride_size_n = 0;
-       unsigned int mprq_max_stride_size_n = 0;
-       unsigned int mprq_min_stride_num_n = 0;
-       unsigned int mprq_max_stride_num_n = 0;
        struct rte_ether_addr mac;
        char name[RTE_ETH_NAME_MAX_LEN];
        int own_domain_id = 0;
        uint16_t port_id;
        struct mlx5_port_info vport_info = { .query_flags = 0 };
+       int nl_rdma;
+       int i;
 
        /* Determine if this port representor is supposed to be spawned. */
        if (switch_info->representor && dpdk_dev->devargs &&
@@ -927,12 +1052,10 @@ mlx5_dev_spawn(struct rte_device *dpdk_dev,
                /* Bonding device. */
                if (!switch_info->representor) {
                        err = snprintf(name, sizeof(name), "%s_%s",
-                                dpdk_dev->name,
-                                mlx5_os_get_dev_device_name(spawn->phys_dev));
+                                      dpdk_dev->name, spawn->phys_dev_name);
                } else {
                        err = snprintf(name, sizeof(name), "%s_%s_representor_c%dpf%d%s%u",
-                               dpdk_dev->name,
-                               mlx5_os_get_dev_device_name(spawn->phys_dev),
+                               dpdk_dev->name, spawn->phys_dev_name,
                                switch_info->ctrl_num,
                                switch_info->pf_num,
                                switch_info->name_type ==
@@ -944,6 +1067,12 @@ mlx5_dev_spawn(struct rte_device *dpdk_dev,
                DRV_LOG(WARNING, "device name overflow %s", name);
        /* check if the device is already spawned */
        if (rte_eth_dev_get_port_by_name(name, &port_id) == 0) {
+               /*
+                * When device is already spawned, its devargs should be set
+                * as used. otherwise, mlx5_kvargs_validate() will fail.
+                */
+               if (mkvlist)
+                       mlx5_port_args_set_used(name, port_id, mkvlist);
                rte_errno = EEXIST;
                return NULL;
        }
@@ -964,8 +1093,7 @@ mlx5_dev_spawn(struct rte_device *dpdk_dev,
                err = mlx5_proc_priv_init(eth_dev);
                if (err)
                        return NULL;
-               mp_id.port_id = eth_dev->data->port_id;
-               strlcpy(mp_id.name, MLX5_MP_NAME, RTE_MP_MAX_NAME_LEN);
+               mlx5_mp_id_init(&mp_id, eth_dev->data->port_id);
                /* Receive command fd from primary process */
                err = mlx5_mp_req_verbs_cmd_fd(&mp_id);
                if (err < 0)
@@ -986,133 +1114,39 @@ err_secondary:
                mlx5_dev_close(eth_dev);
                return NULL;
        }
-       /*
-        * Some parameters ("tx_db_nc" in particularly) are needed in
-        * advance to create dv/verbs device context. We proceed the
-        * devargs here to get ones, and later proceed devargs again
-        * to override some hardware settings.
-        */
-       err = mlx5_args(config, dpdk_dev->devargs);
-       if (err) {
-               err = rte_errno;
-               DRV_LOG(ERR, "failed to process device arguments: %s",
-                       strerror(rte_errno));
-               goto error;
-       }
-       if (config->dv_miss_info) {
-               if (switch_info->master || switch_info->representor)
-                       config->dv_xmeta_en = MLX5_XMETA_MODE_META16;
-       }
-       mlx5_malloc_mem_select(config->sys_mem_en);
-       sh = mlx5_alloc_shared_dev_ctx(spawn, config);
+       sh = mlx5_alloc_shared_dev_ctx(spawn, mkvlist);
        if (!sh)
                return NULL;
-       config->devx = sh->devx;
-#ifdef HAVE_MLX5DV_DR_ACTION_DEST_DEVX_TIR
-       config->dest_tir = 1;
-#endif
-#ifdef HAVE_IBV_MLX5_MOD_SWP
-       dv_attr.comp_mask |= MLX5DV_CONTEXT_MASK_SWP;
-#endif
-       /*
-        * Multi-packet send is supported by ConnectX-4 Lx PF as well
-        * as all ConnectX-5 devices.
-        */
-#ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
-       dv_attr.comp_mask |= MLX5DV_CONTEXT_MASK_TUNNEL_OFFLOADS;
-#endif
-#ifdef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT
-       dv_attr.comp_mask |= MLX5DV_CONTEXT_MASK_STRIDING_RQ;
-#endif
-       mlx5_glue->dv_query_device(sh->ctx, &dv_attr);
-       if (dv_attr.flags & MLX5DV_CONTEXT_FLAGS_MPW_ALLOWED) {
-               if (dv_attr.flags & MLX5DV_CONTEXT_FLAGS_ENHANCED_MPW) {
-                       DRV_LOG(DEBUG, "enhanced MPW is supported");
-                       mps = MLX5_MPW_ENHANCED;
-               } else {
-                       DRV_LOG(DEBUG, "MPW is supported");
-                       mps = MLX5_MPW;
-               }
-       } else {
-               DRV_LOG(DEBUG, "MPW isn't supported");
-               mps = MLX5_MPW_DISABLED;
-       }
-#ifdef HAVE_IBV_MLX5_MOD_SWP
-       if (dv_attr.comp_mask & MLX5DV_CONTEXT_MASK_SWP)
-               swp = dv_attr.sw_parsing_caps.sw_parsing_offloads;
-       DRV_LOG(DEBUG, "SWP support: %u", swp);
-#endif
-       config->swp = !!swp;
-#ifdef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT
-       if (dv_attr.comp_mask & MLX5DV_CONTEXT_MASK_STRIDING_RQ) {
-               struct mlx5dv_striding_rq_caps mprq_caps =
-                       dv_attr.striding_rq_caps;
-
-               DRV_LOG(DEBUG, "\tmin_single_stride_log_num_of_bytes: %d",
-                       mprq_caps.min_single_stride_log_num_of_bytes);
-               DRV_LOG(DEBUG, "\tmax_single_stride_log_num_of_bytes: %d",
-                       mprq_caps.max_single_stride_log_num_of_bytes);
-               DRV_LOG(DEBUG, "\tmin_single_wqe_log_num_of_strides: %d",
-                       mprq_caps.min_single_wqe_log_num_of_strides);
-               DRV_LOG(DEBUG, "\tmax_single_wqe_log_num_of_strides: %d",
-                       mprq_caps.max_single_wqe_log_num_of_strides);
-               DRV_LOG(DEBUG, "\tsupported_qpts: %d",
-                       mprq_caps.supported_qpts);
-               DRV_LOG(DEBUG, "device supports Multi-Packet RQ");
-               mprq = 1;
-               mprq_min_stride_size_n =
-                       mprq_caps.min_single_stride_log_num_of_bytes;
-               mprq_max_stride_size_n =
-                       mprq_caps.max_single_stride_log_num_of_bytes;
-               mprq_min_stride_num_n =
-                       mprq_caps.min_single_wqe_log_num_of_strides;
-               mprq_max_stride_num_n =
-                       mprq_caps.max_single_wqe_log_num_of_strides;
-       }
-#endif
-       /* Rx CQE compression is enabled by default. */
-       config->cqe_comp = 1;
-#ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
-       if (dv_attr.comp_mask & MLX5DV_CONTEXT_MASK_TUNNEL_OFFLOADS) {
-               tunnel_en = ((dv_attr.tunnel_offloads_caps &
-                             MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_VXLAN) &&
-                            (dv_attr.tunnel_offloads_caps &
-                             MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_GRE) &&
-                            (dv_attr.tunnel_offloads_caps &
-                             MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_GENEVE));
-       }
-       DRV_LOG(DEBUG, "tunnel offloading is %ssupported",
-               tunnel_en ? "" : "not ");
-#else
-       DRV_LOG(WARNING,
-               "tunnel offloading disabled due to old OFED/rdma-core version");
-#endif
-       config->tunnel_en = tunnel_en;
-#ifdef HAVE_IBV_DEVICE_MPLS_SUPPORT
-       mpls_en = ((dv_attr.tunnel_offloads_caps &
-                   MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_CW_MPLS_OVER_GRE) &&
-                  (dv_attr.tunnel_offloads_caps &
-                   MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_CW_MPLS_OVER_UDP));
-       DRV_LOG(DEBUG, "MPLS over GRE/UDP tunnel offloading is %ssupported",
-               mpls_en ? "" : "not ");
-#else
-       DRV_LOG(WARNING, "MPLS over GRE/UDP tunnel offloading disabled due to"
-               " old OFED/rdma-core version or firmware configuration");
-#endif
-       config->mpls_en = mpls_en;
+       nl_rdma = mlx5_nl_init(NETLINK_RDMA);
        /* Check port status. */
-       err = mlx5_glue->query_port(sh->ctx, spawn->phys_port, &port_attr);
-       if (err) {
-               DRV_LOG(ERR, "port query failed: %s", strerror(err));
-               goto error;
-       }
-       if (port_attr.link_layer != IBV_LINK_LAYER_ETHERNET) {
-               DRV_LOG(ERR, "port is not configured in Ethernet mode");
-               err = EINVAL;
-               goto error;
+       if (spawn->phys_port <= UINT8_MAX) {
+               /* Legacy Verbs api only support u8 port number. */
+               err = mlx5_glue->query_port(sh->cdev->ctx, spawn->phys_port,
+                                           &port_attr);
+               if (err) {
+                       DRV_LOG(ERR, "port query failed: %s", strerror(err));
+                       goto error;
+               }
+               if (port_attr.link_layer != IBV_LINK_LAYER_ETHERNET) {
+                       DRV_LOG(ERR, "port is not configured in Ethernet mode");
+                       err = EINVAL;
+                       goto error;
+               }
+       } else if (nl_rdma >= 0) {
+               /* IB doesn't allow more than 255 ports, must be Ethernet. */
+               err = mlx5_nl_port_state(nl_rdma,
+                       spawn->phys_dev_name,
+                       spawn->phys_port);
+               if (err < 0) {
+                       DRV_LOG(INFO, "Failed to get netlink port state: %s",
+                               strerror(rte_errno));
+                       err = -rte_errno;
+                       goto error;
+               }
+               port_attr.state = (enum ibv_port_state)err;
        }
        if (port_attr.state != IBV_PORT_ACTIVE)
-               DRV_LOG(DEBUG, "port is not active: \"%s\" (%d)",
+               DRV_LOG(INFO, "port is not active: \"%s\" (%d)",
                        mlx5_glue->port_state_str(port_attr.state),
                        port_attr.state);
        /* Allocate private eth device data. */
@@ -1124,12 +1158,28 @@ err_secondary:
                err = ENOMEM;
                goto error;
        }
+       /*
+        * When user configures remote PD and CTX and device creates RxQ by
+        * DevX, external RxQ is both supported and requested.
+        */
+       if (mlx5_imported_pd_and_ctx(sh->cdev) && mlx5_devx_obj_ops_en(sh)) {
+               priv->ext_rxqs = mlx5_malloc(MLX5_MEM_ZERO | MLX5_MEM_RTE,
+                                            sizeof(struct mlx5_external_rxq) *
+                                            MLX5_MAX_EXT_RX_QUEUES, 0,
+                                            SOCKET_ID_ANY);
+               if (priv->ext_rxqs == NULL) {
+                       DRV_LOG(ERR, "Fail to allocate external RxQ array.");
+                       err = ENOMEM;
+                       goto error;
+               }
+               DRV_LOG(DEBUG, "External RxQ is supported.");
+       }
        priv->sh = sh;
        priv->dev_port = spawn->phys_port;
        priv->pci_dev = spawn->pci_dev;
        priv->mtu = RTE_ETHER_MTU;
        /* Some internal functions rely on Netlink sockets, open them now. */
-       priv->nl_socket_rdma = mlx5_nl_init(NETLINK_RDMA);
+       priv->nl_socket_rdma = nl_rdma;
        priv->nl_socket_route = mlx5_nl_init(NETLINK_ROUTE);
        priv->representor = !!switch_info->representor;
        priv->master = !!switch_info->master;
@@ -1137,21 +1187,27 @@ err_secondary:
        priv->vport_meta_tag = 0;
        priv->vport_meta_mask = 0;
        priv->pf_bond = spawn->pf_bond;
+
+       DRV_LOG(DEBUG,
+               "dev_port=%u bus=%s pci=%s master=%d representor=%d pf_bond=%d\n",
+               priv->dev_port, dpdk_dev->bus->name,
+               priv->pci_dev ? priv->pci_dev->name : "NONE",
+               priv->master, priv->representor, priv->pf_bond);
+
        /*
         * If we have E-Switch we should determine the vport attributes.
         * E-Switch may use either source vport field or reg_c[0] metadata
         * register to match on vport index. The engaged part of metadata
         * register is defined by mask.
         */
-       if (switch_info->representor || switch_info->master) {
-               err = mlx5_glue->devx_port_query(sh->ctx,
+       if (sh->esw_mode) {
+               err = mlx5_glue->devx_port_query(sh->cdev->ctx,
                                                 spawn->phys_port,
                                                 &vport_info);
                if (err) {
                        DRV_LOG(WARNING,
-                               "can't query devx port %d on device %s",
-                               spawn->phys_port,
-                               mlx5_os_get_dev_device_name(spawn->phys_dev));
+                               "Cannot query devx port %d on device %s",
+                               spawn->phys_port, spawn->phys_dev_name);
                        vport_info.query_flags = 0;
                }
        }
@@ -1159,32 +1215,26 @@ err_secondary:
                priv->vport_meta_tag = vport_info.vport_meta_tag;
                priv->vport_meta_mask = vport_info.vport_meta_mask;
                if (!priv->vport_meta_mask) {
-                       DRV_LOG(ERR, "vport zero mask for port %d"
-                                    " on bonding device %s",
-                                    spawn->phys_port,
-                                    mlx5_os_get_dev_device_name
-                                                       (spawn->phys_dev));
+                       DRV_LOG(ERR,
+                               "vport zero mask for port %d on bonding device %s",
+                               spawn->phys_port, spawn->phys_dev_name);
                        err = ENOTSUP;
                        goto error;
                }
                if (priv->vport_meta_tag & ~priv->vport_meta_mask) {
-                       DRV_LOG(ERR, "invalid vport tag for port %d"
-                                    " on bonding device %s",
-                                    spawn->phys_port,
-                                    mlx5_os_get_dev_device_name
-                                                       (spawn->phys_dev));
+                       DRV_LOG(ERR,
+                               "Invalid vport tag for port %d on bonding device %s",
+                               spawn->phys_port, spawn->phys_dev_name);
                        err = ENOTSUP;
                        goto error;
                }
        }
        if (vport_info.query_flags & MLX5_PORT_QUERY_VPORT) {
                priv->vport_id = vport_info.vport_id;
-       } else if (spawn->pf_bond >= 0 &&
-                  (switch_info->representor || switch_info->master)) {
-               DRV_LOG(ERR, "can't deduce vport index for port %d"
-                            " on bonding device %s",
-                            spawn->phys_port,
-                            mlx5_os_get_dev_device_name(spawn->phys_dev));
+       } else if (spawn->pf_bond >= 0 && sh->esw_mode) {
+               DRV_LOG(ERR,
+                       "Cannot deduce vport index for port %d on bonding device %s",
+                       spawn->phys_port, spawn->phys_dev_name);
                err = ENOTSUP;
                goto error;
        } else {
@@ -1209,7 +1259,7 @@ err_secondary:
         * Look for sibling devices in order to reuse their switch domain
         * if any, otherwise allocate one.
         */
-       MLX5_ETH_FOREACH_DEV(port_id, priv->pci_dev) {
+       MLX5_ETH_FOREACH_DEV(port_id, dpdk_dev) {
                const struct mlx5_priv *opriv =
                        rte_eth_devices[port_id].data->dev_private;
 
@@ -1219,6 +1269,8 @@ err_secondary:
                        RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID)
                        continue;
                priv->domain_id = opriv->domain_id;
+               DRV_LOG(DEBUG, "dev_port-%u inherit domain_id=%u\n",
+                       priv->dev_port, priv->domain_id);
                break;
        }
        if (priv->domain_id == RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID) {
@@ -1230,118 +1282,19 @@ err_secondary:
                        goto error;
                }
                own_domain_id = 1;
+               DRV_LOG(DEBUG, "dev_port-%u new domain_id=%u\n",
+                       priv->dev_port, priv->domain_id);
        }
-       /* Override some values set by hardware configuration. */
-       mlx5_args(config, dpdk_dev->devargs);
-       err = mlx5_dev_check_sibling_config(priv, config);
-       if (err)
-               goto error;
-       config->hw_csum = !!(sh->device_attr.device_cap_flags_ex &
-                           IBV_DEVICE_RAW_IP_CSUM);
-       DRV_LOG(DEBUG, "checksum offloading is %ssupported",
-               (config->hw_csum ? "" : "not "));
-#if !defined(HAVE_IBV_DEVICE_COUNTERS_SET_V42) && \
-       !defined(HAVE_IBV_DEVICE_COUNTERS_SET_V45)
-       DRV_LOG(DEBUG, "counters are not supported");
-#endif
-#if !defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_MLX5DV_DR)
-       if (config->dv_flow_en) {
-               DRV_LOG(WARNING, "DV flow is not supported");
-               config->dv_flow_en = 0;
-       }
-#endif
-       config->ind_table_max_size =
-               sh->device_attr.max_rwq_indirection_table_size;
-       /*
-        * Remove this check once DPDK supports larger/variable
-        * indirection tables.
-        */
-       if (config->ind_table_max_size > (unsigned int)ETH_RSS_RETA_SIZE_512)
-               config->ind_table_max_size = ETH_RSS_RETA_SIZE_512;
-       DRV_LOG(DEBUG, "maximum Rx indirection table size is %u",
-               config->ind_table_max_size);
-       config->hw_vlan_strip = !!(sh->device_attr.raw_packet_caps &
-                                 IBV_RAW_PACKET_CAP_CVLAN_STRIPPING);
-       DRV_LOG(DEBUG, "VLAN stripping is %ssupported",
-               (config->hw_vlan_strip ? "" : "not "));
-       config->hw_fcs_strip = !!(sh->device_attr.raw_packet_caps &
-                                IBV_RAW_PACKET_CAP_SCATTER_FCS);
-#if defined(HAVE_IBV_WQ_FLAG_RX_END_PADDING)
-       hw_padding = !!sh->device_attr.rx_pad_end_addr_align;
-#elif defined(HAVE_IBV_WQ_FLAGS_PCI_WRITE_END_PADDING)
-       hw_padding = !!(sh->device_attr.device_cap_flags_ex &
-                       IBV_DEVICE_PCI_WRITE_END_PADDING);
-#endif
-       if (config->hw_padding && !hw_padding) {
-               DRV_LOG(DEBUG, "Rx end alignment padding isn't supported");
-               config->hw_padding = 0;
-       } else if (config->hw_padding) {
-               DRV_LOG(DEBUG, "Rx end alignment padding is enabled");
-       }
-       config->tso = (sh->device_attr.max_tso > 0 &&
-                     (sh->device_attr.tso_supported_qpts &
-                      (1 << IBV_QPT_RAW_PACKET)));
-       if (config->tso)
-               config->tso_max_payload_sz = sh->device_attr.max_tso;
-       /*
-        * MPW is disabled by default, while the Enhanced MPW is enabled
-        * by default.
-        */
-       if (config->mps == MLX5_ARG_UNSET)
-               config->mps = (mps == MLX5_MPW_ENHANCED) ? MLX5_MPW_ENHANCED :
-                                                         MLX5_MPW_DISABLED;
-       else
-               config->mps = config->mps ? mps : MLX5_MPW_DISABLED;
-       DRV_LOG(INFO, "%sMPS is %s",
-               config->mps == MLX5_MPW_ENHANCED ? "enhanced " :
-               config->mps == MLX5_MPW ? "legacy " : "",
-               config->mps != MLX5_MPW_DISABLED ? "enabled" : "disabled");
-       if (config->devx) {
-               err = mlx5_devx_cmd_query_hca_attr(sh->ctx, &config->hca_attr);
-               if (err) {
-                       err = -err;
-                       goto error;
-               }
-               /* Check relax ordering support. */
-               if (!haswell_broadwell_cpu) {
-                       sh->cmng.relaxed_ordering_write =
-                               config->hca_attr.relaxed_ordering_write;
-                       sh->cmng.relaxed_ordering_read =
-                               config->hca_attr.relaxed_ordering_read;
-               } else {
-                       sh->cmng.relaxed_ordering_read = 0;
-                       sh->cmng.relaxed_ordering_write = 0;
-               }
-               sh->rq_ts_format = config->hca_attr.rq_ts_format;
-               sh->sq_ts_format = config->hca_attr.sq_ts_format;
-               sh->qp_ts_format = config->hca_attr.qp_ts_format;
-               /* Check for LRO support. */
-               if (config->dest_tir && config->hca_attr.lro_cap &&
-                   config->dv_flow_en) {
-                       /* TBD check tunnel lro caps. */
-                       config->lro.supported = config->hca_attr.lro_cap;
-                       DRV_LOG(DEBUG, "Device supports LRO");
-                       /*
-                        * If LRO timeout is not configured by application,
-                        * use the minimal supported value.
-                        */
-                       if (!config->lro.timeout)
-                               config->lro.timeout =
-                               config->hca_attr.lro_timer_supported_periods[0];
-                       DRV_LOG(DEBUG, "LRO session timeout set to %d usec",
-                               config->lro.timeout);
-                       DRV_LOG(DEBUG, "LRO minimal size of TCP segment "
-                               "required for coalescing is %d bytes",
-                               config->hca_attr.lro_min_mss_size);
-               }
+       if (sh->cdev->config.devx) {
+               struct mlx5_hca_attr *hca_attr = &sh->cdev->config.hca_attr;
+
+               sh->steering_format_version = hca_attr->steering_format_version;
 #if defined(HAVE_MLX5DV_DR) && \
        (defined(HAVE_MLX5_DR_CREATE_ACTION_FLOW_METER) || \
         defined(HAVE_MLX5_DR_CREATE_ACTION_ASO))
-               if (config->hca_attr.qos.sup &&
-                   config->hca_attr.qos.flow_meter_old &&
-                   config->dv_flow_en) {
-                       uint8_t reg_c_mask =
-                               config->hca_attr.qos.flow_meter_reg_c_ids;
+               if (hca_attr->qos.sup && hca_attr->qos.flow_meter_old &&
+                   sh->config.dv_flow_en) {
+                       uint8_t reg_c_mask = hca_attr->qos.flow_meter_reg_c_ids;
                        /*
                         * Meter needs two REG_C's for color match and pre-sfx
                         * flow match. Here get the REG_C for color match.
@@ -1365,20 +1318,18 @@ err_secondary:
                                        priv->mtr_color_reg = ffs(reg_c_mask)
                                                              - 1 + REG_C_0;
                                priv->mtr_en = 1;
-                               priv->mtr_reg_share =
-                                     config->hca_attr.qos.flow_meter;
+                               priv->mtr_reg_share = hca_attr->qos.flow_meter;
                                DRV_LOG(DEBUG, "The REG_C meter uses is %d",
                                        priv->mtr_color_reg);
                        }
                }
-               if (config->hca_attr.qos.sup &&
-                       config->hca_attr.qos.flow_meter_aso_sup) {
+               if (hca_attr->qos.sup && hca_attr->qos.flow_meter_aso_sup) {
                        uint32_t log_obj_size =
                                rte_log2_u32(MLX5_ASO_MTRS_PER_POOL >> 1);
                        if (log_obj_size >=
-                       config->hca_attr.qos.log_meter_aso_granularity &&
-                       log_obj_size <=
-                       config->hca_attr.qos.log_meter_aso_max_alloc)
+                           hca_attr->qos.log_meter_aso_granularity &&
+                           log_obj_size <=
+                           hca_attr->qos.log_meter_aso_max_alloc)
                                sh->meter_aso_en = 1;
                }
                if (priv->mtr_en) {
@@ -1388,12 +1339,13 @@ err_secondary:
                                goto error;
                        }
                }
-               if (config->hca_attr.flow.tunnel_header_0_1)
+               if (hca_attr->flow.tunnel_header_0_1)
                        sh->tunnel_header_0_1 = 1;
+               if (hca_attr->flow.tunnel_header_2_3)
+                       sh->tunnel_header_2_3 = 1;
 #endif
 #ifdef HAVE_MLX5_DR_CREATE_ACTION_ASO
-               if (config->hca_attr.flow_hit_aso &&
-                   priv->mtr_color_reg == REG_C_3) {
+               if (hca_attr->flow_hit_aso && priv->mtr_color_reg == REG_C_3) {
                        sh->flow_hit_aso_en = 1;
                        err = mlx5_flow_aso_age_mng_init(sh);
                        if (err) {
@@ -1405,8 +1357,7 @@ err_secondary:
 #endif /* HAVE_MLX5_DR_CREATE_ACTION_ASO */
 #if defined(HAVE_MLX5_DR_CREATE_ACTION_ASO) && \
        defined(HAVE_MLX5_DR_ACTION_ASO_CT)
-               if (config->hca_attr.ct_offload &&
-                   priv->mtr_color_reg == REG_C_3) {
+               if (hca_attr->ct_offload && priv->mtr_color_reg == REG_C_3) {
                        err = mlx5_flow_aso_ct_mng_init(sh);
                        if (err) {
                                err = -err;
@@ -1417,13 +1368,13 @@ err_secondary:
                }
 #endif /* HAVE_MLX5_DR_CREATE_ACTION_ASO && HAVE_MLX5_DR_ACTION_ASO_CT */
 #if defined(HAVE_MLX5DV_DR) && defined(HAVE_MLX5_DR_CREATE_ACTION_FLOW_SAMPLE)
-               if (config->hca_attr.log_max_ft_sampler_num > 0  &&
-                   config->dv_flow_en) {
+               if (hca_attr->log_max_ft_sampler_num > 0  &&
+                   sh->config.dv_flow_en) {
                        priv->sampler_en = 1;
                        DRV_LOG(DEBUG, "Sampler enabled!");
                } else {
                        priv->sampler_en = 0;
-                       if (!config->hca_attr.log_max_ft_sampler_num)
+                       if (!hca_attr->log_max_ft_sampler_num)
                                DRV_LOG(WARNING,
                                        "No available register for sampler.");
                        else
@@ -1431,154 +1382,14 @@ err_secondary:
                }
 #endif
        }
-       if (config->cqe_comp && RTE_CACHE_LINE_SIZE == 128 &&
-           !(dv_attr.flags & MLX5DV_CONTEXT_FLAGS_CQE_128B_COMP)) {
-               DRV_LOG(WARNING, "Rx CQE 128B compression is not supported");
-               config->cqe_comp = 0;
-       }
-       if (config->cqe_comp_fmt == MLX5_CQE_RESP_FORMAT_FTAG_STRIDX &&
-           (!config->devx || !config->hca_attr.mini_cqe_resp_flow_tag)) {
-               DRV_LOG(WARNING, "Flow Tag CQE compression"
-                                " format isn't supported.");
-               config->cqe_comp = 0;
-       }
-       if (config->cqe_comp_fmt == MLX5_CQE_RESP_FORMAT_L34H_STRIDX &&
-           (!config->devx || !config->hca_attr.mini_cqe_resp_l3_l4_tag)) {
-               DRV_LOG(WARNING, "L3/L4 Header CQE compression"
-                                " format isn't supported.");
-               config->cqe_comp = 0;
-       }
-       DRV_LOG(DEBUG, "Rx CQE compression is %ssupported",
-                       config->cqe_comp ? "" : "not ");
-       if (config->tx_pp) {
-               DRV_LOG(DEBUG, "Timestamp counter frequency %u kHz",
-                       config->hca_attr.dev_freq_khz);
-               DRV_LOG(DEBUG, "Packet pacing is %ssupported",
-                       config->hca_attr.qos.packet_pacing ? "" : "not ");
-               DRV_LOG(DEBUG, "Cross channel ops are %ssupported",
-                       config->hca_attr.cross_channel ? "" : "not ");
-               DRV_LOG(DEBUG, "WQE index ignore is %ssupported",
-                       config->hca_attr.wqe_index_ignore ? "" : "not ");
-               DRV_LOG(DEBUG, "Non-wire SQ feature is %ssupported",
-                       config->hca_attr.non_wire_sq ? "" : "not ");
-               DRV_LOG(DEBUG, "Static WQE SQ feature is %ssupported (%d)",
-                       config->hca_attr.log_max_static_sq_wq ? "" : "not ",
-                       config->hca_attr.log_max_static_sq_wq);
-               DRV_LOG(DEBUG, "WQE rate PP mode is %ssupported",
-                       config->hca_attr.qos.wqe_rate_pp ? "" : "not ");
-               if (!config->devx) {
-                       DRV_LOG(ERR, "DevX is required for packet pacing");
-                       err = ENODEV;
-                       goto error;
-               }
-               if (!config->hca_attr.qos.packet_pacing) {
-                       DRV_LOG(ERR, "Packet pacing is not supported");
-                       err = ENODEV;
-                       goto error;
-               }
-               if (!config->hca_attr.cross_channel) {
-                       DRV_LOG(ERR, "Cross channel operations are"
-                                    " required for packet pacing");
-                       err = ENODEV;
-                       goto error;
-               }
-               if (!config->hca_attr.wqe_index_ignore) {
-                       DRV_LOG(ERR, "WQE index ignore feature is"
-                                    " required for packet pacing");
-                       err = ENODEV;
-                       goto error;
-               }
-               if (!config->hca_attr.non_wire_sq) {
-                       DRV_LOG(ERR, "Non-wire SQ feature is"
-                                    " required for packet pacing");
-                       err = ENODEV;
-                       goto error;
-               }
-               if (!config->hca_attr.log_max_static_sq_wq) {
-                       DRV_LOG(ERR, "Static WQE SQ feature is"
-                                    " required for packet pacing");
-                       err = ENODEV;
-                       goto error;
-               }
-               if (!config->hca_attr.qos.wqe_rate_pp) {
-                       DRV_LOG(ERR, "WQE rate mode is required"
-                                    " for packet pacing");
-                       err = ENODEV;
-                       goto error;
-               }
-#ifndef HAVE_MLX5DV_DEVX_UAR_OFFSET
-               DRV_LOG(ERR, "DevX does not provide UAR offset,"
-                            " can't create queues for packet pacing");
-               err = ENODEV;
+       /* Process parameters and store port configuration on priv structure. */
+       err = mlx5_port_args_config(priv, mkvlist, &priv->config);
+       if (err) {
+               err = rte_errno;
+               DRV_LOG(ERR, "Failed to process port configure: %s",
+                       strerror(rte_errno));
                goto error;
-#endif
        }
-       if (config->devx) {
-               uint32_t reg[MLX5_ST_SZ_DW(register_mtutc)];
-
-               err = config->hca_attr.access_register_user ?
-                       mlx5_devx_cmd_register_read
-                               (sh->ctx, MLX5_REGISTER_ID_MTUTC, 0,
-                               reg, MLX5_ST_SZ_DW(register_mtutc)) : ENOTSUP;
-               if (!err) {
-                       uint32_t ts_mode;
-
-                       /* MTUTC register is read successfully. */
-                       ts_mode = MLX5_GET(register_mtutc, reg,
-                                          time_stamp_mode);
-                       if (ts_mode == MLX5_MTUTC_TIMESTAMP_MODE_REAL_TIME)
-                               config->rt_timestamp = 1;
-               } else {
-                       /* Kernel does not support register reading. */
-                       if (config->hca_attr.dev_freq_khz ==
-                                                (NS_PER_S / MS_PER_S))
-                               config->rt_timestamp = 1;
-               }
-       }
-       /*
-        * If HW has bug working with tunnel packet decapsulation and
-        * scatter FCS, and decapsulation is needed, clear the hw_fcs_strip
-        * bit. Then DEV_RX_OFFLOAD_KEEP_CRC bit will not be set anymore.
-        */
-       if (config->hca_attr.scatter_fcs_w_decap_disable && config->decap_en)
-               config->hw_fcs_strip = 0;
-       DRV_LOG(DEBUG, "FCS stripping configuration is %ssupported",
-               (config->hw_fcs_strip ? "" : "not "));
-       if (config->mprq.enabled && mprq) {
-               if (config->mprq.stride_num_n &&
-                   (config->mprq.stride_num_n > mprq_max_stride_num_n ||
-                    config->mprq.stride_num_n < mprq_min_stride_num_n)) {
-                       config->mprq.stride_num_n =
-                               RTE_MIN(RTE_MAX(MLX5_MPRQ_STRIDE_NUM_N,
-                                               mprq_min_stride_num_n),
-                                       mprq_max_stride_num_n);
-                       DRV_LOG(WARNING,
-                               "the number of strides"
-                               " for Multi-Packet RQ is out of range,"
-                               " setting default value (%u)",
-                               1 << config->mprq.stride_num_n);
-               }
-               if (config->mprq.stride_size_n &&
-                   (config->mprq.stride_size_n > mprq_max_stride_size_n ||
-                    config->mprq.stride_size_n < mprq_min_stride_size_n)) {
-                       config->mprq.stride_size_n =
-                               RTE_MIN(RTE_MAX(MLX5_MPRQ_STRIDE_SIZE_N,
-                                               mprq_min_stride_size_n),
-                                       mprq_max_stride_size_n);
-                       DRV_LOG(WARNING,
-                               "the size of a stride"
-                               " for Multi-Packet RQ is out of range,"
-                               " setting default value (%u)",
-                               1 << config->mprq.stride_size_n);
-               }
-               config->mprq.min_stride_size_n = mprq_min_stride_size_n;
-               config->mprq.max_stride_size_n = mprq_max_stride_size_n;
-       } else if (config->mprq.enabled && !mprq) {
-               DRV_LOG(WARNING, "Multi-Packet RQ isn't supported");
-               config->mprq.enabled = 0;
-       }
-       if (config->max_dump_files_num == 0)
-               config->max_dump_files_num = 128;
        eth_dev = rte_eth_dev_allocate(name);
        if (eth_dev == NULL) {
                DRV_LOG(ERR, "can not allocate rte ethdev");
@@ -1588,6 +1399,19 @@ err_secondary:
        if (priv->representor) {
                eth_dev->data->dev_flags |= RTE_ETH_DEV_REPRESENTOR;
                eth_dev->data->representor_id = priv->representor_id;
+               MLX5_ETH_FOREACH_DEV(port_id, dpdk_dev) {
+                       struct mlx5_priv *opriv =
+                               rte_eth_devices[port_id].data->dev_private;
+                       if (opriv &&
+                           opriv->master &&
+                           opriv->domain_id == priv->domain_id &&
+                           opriv->sh == priv->sh) {
+                               eth_dev->data->backer_port_id = port_id;
+                               break;
+                       }
+               }
+               if (port_id >= RTE_MAX_ETHPORTS)
+                       eth_dev->data->backer_port_id = eth_dev->data->port_id;
        }
        priv->mp_id.port_id = eth_dev->data->port_id;
        strlcpy(priv->mp_id.name, MLX5_MP_NAME, RTE_MP_MAX_NAME_LEN);
@@ -1598,6 +1422,7 @@ err_secondary:
         */
        MLX5_ASSERT(spawn->ifindex);
        priv->if_index = spawn->ifindex;
+       priv->lag_affinity_idx = sh->refcnt - 1;
        eth_dev->data->dev_private = priv;
        priv->dev_data = eth_dev->data;
        eth_dev->data->mac_addrs = priv->mac;
@@ -1613,11 +1438,8 @@ err_secondary:
                goto error;
        }
        DRV_LOG(INFO,
-               "port %u MAC address is %02x:%02x:%02x:%02x:%02x:%02x",
-               eth_dev->data->port_id,
-               mac.addr_bytes[0], mac.addr_bytes[1],
-               mac.addr_bytes[2], mac.addr_bytes[3],
-               mac.addr_bytes[4], mac.addr_bytes[5]);
+               "port %u MAC address is " RTE_ETHER_ADDR_PRT_FMT,
+               eth_dev->data->port_id, RTE_ETHER_ADDR_BYTES(&mac));
 #ifdef RTE_LIBRTE_MLX5_DEBUG
        {
                char ifname[MLX5_NAMESIZE];
@@ -1639,34 +1461,25 @@ err_secondary:
        DRV_LOG(DEBUG, "port %u MTU is %u", eth_dev->data->port_id,
                priv->mtu);
        /* Initialize burst functions to prevent crashes before link-up. */
-       eth_dev->rx_pkt_burst = removed_rx_burst;
-       eth_dev->tx_pkt_burst = removed_tx_burst;
+       eth_dev->rx_pkt_burst = rte_eth_pkt_burst_dummy;
+       eth_dev->tx_pkt_burst = rte_eth_pkt_burst_dummy;
        eth_dev->dev_ops = &mlx5_dev_ops;
        eth_dev->rx_descriptor_status = mlx5_rx_descriptor_status;
        eth_dev->tx_descriptor_status = mlx5_tx_descriptor_status;
        eth_dev->rx_queue_count = mlx5_rx_queue_count;
        /* Register MAC address. */
        claim_zero(mlx5_mac_addr_add(eth_dev, &mac, 0, 0));
-       if (config->vf && config->vf_nl_en)
+       if (sh->dev_cap.vf && sh->config.vf_nl_en)
                mlx5_nl_mac_addr_sync(priv->nl_socket_route,
                                      mlx5_ifindex(eth_dev),
                                      eth_dev->data->mac_addrs,
                                      MLX5_MAX_MAC_ADDRESSES);
-       priv->flows = 0;
        priv->ctrl_flows = 0;
        rte_spinlock_init(&priv->flow_list_lock);
        TAILQ_INIT(&priv->flow_meters);
        priv->mtr_profile_tbl = mlx5_l3t_create(MLX5_L3T_TYPE_PTR);
        if (!priv->mtr_profile_tbl)
                goto error;
-       /* Hint libmlx5 to use PMD allocator for data plane resources */
-       mlx5_glue->dv_set_context_attr(sh->ctx,
-                       MLX5DV_CTX_ATTR_BUF_ALLOCATORS,
-                       (void *)((uintptr_t)&(struct mlx5dv_ctx_allocators){
-                               .alloc = &mlx5_alloc_verbs_buf,
-                               .free = &mlx5_free_verbs_buf,
-                               .data = sh,
-                       }));
        /* Bring Ethernet device up. */
        DRV_LOG(DEBUG, "port %u forcing Ethernet interface up",
                eth_dev->data->port_id);
@@ -1677,114 +1490,129 @@ err_secondary:
         * Verbs context returned by ibv_open_device().
         */
        mlx5_link_update(eth_dev, 0);
-#ifdef HAVE_MLX5DV_DR_ESWITCH
-       if (!(config->hca_attr.eswitch_manager && config->dv_flow_en &&
-             (switch_info->representor || switch_info->master)))
-               config->dv_esw_en = 0;
-#else
-       config->dv_esw_en = 0;
-#endif
-       /* Detect minimal data bytes to inline. */
-       mlx5_set_min_inline(spawn, config);
-       /* Store device configuration on private structure. */
-       priv->config = *config;
+       for (i = 0; i < MLX5_FLOW_TYPE_MAXI; i++) {
+               icfg[i].release_mem_en = !!sh->config.reclaim_mode;
+               if (sh->config.reclaim_mode)
+                       icfg[i].per_core_cache = 0;
+               priv->flows[i] = mlx5_ipool_create(&icfg[i]);
+               if (!priv->flows[i])
+                       goto error;
+       }
        /* Create context for virtual machine VLAN workaround. */
        priv->vmwa_context = mlx5_vlan_vmwa_init(eth_dev, spawn->ifindex);
-       if (config->dv_flow_en) {
+       if (sh->config.dv_flow_en) {
                err = mlx5_alloc_shared_dr(priv);
                if (err)
                        goto error;
+               if (mlx5_flex_item_port_init(eth_dev) < 0)
+                       goto error;
        }
-       if (config->devx && config->dv_flow_en && config->dest_tir) {
+       if (mlx5_devx_obj_ops_en(sh)) {
                priv->obj_ops = devx_obj_ops;
-               priv->obj_ops.drop_action_create =
-                                               ibv_obj_ops.drop_action_create;
-               priv->obj_ops.drop_action_destroy =
-                                               ibv_obj_ops.drop_action_destroy;
-#ifndef HAVE_MLX5DV_DEVX_UAR_OFFSET
-               priv->obj_ops.txq_obj_modify = ibv_obj_ops.txq_obj_modify;
-#else
-               if (config->dv_esw_en)
-                       priv->obj_ops.txq_obj_modify =
-                                               ibv_obj_ops.txq_obj_modify;
-#endif
-               /* Use specific wrappers for Tx object. */
-               priv->obj_ops.txq_obj_new = mlx5_os_txq_obj_new;
-               priv->obj_ops.txq_obj_release = mlx5_os_txq_obj_release;
                mlx5_queue_counter_id_prepare(eth_dev);
                priv->obj_ops.lb_dummy_queue_create =
                                        mlx5_rxq_ibv_obj_dummy_lb_create;
                priv->obj_ops.lb_dummy_queue_release =
                                        mlx5_rxq_ibv_obj_dummy_lb_release;
+       } else if (spawn->max_port > UINT8_MAX) {
+               /* Verbs can't support ports larger than 255 by design. */
+               DRV_LOG(ERR, "must enable DV and ESW when RDMA link ports > 255");
+               err = ENOTSUP;
+               goto error;
        } else {
                priv->obj_ops = ibv_obj_ops;
        }
+       if (sh->config.tx_pp &&
+           priv->obj_ops.txq_obj_new != mlx5_txq_devx_obj_new) {
+               /*
+                * HAVE_MLX5DV_DEVX_UAR_OFFSET is required to support
+                * packet pacing and already checked above.
+                * Hence, we should only make sure the SQs will be created
+                * with DevX, not with Verbs.
+                * Verbs allocates the SQ UAR on its own and it can't be shared
+                * with Clock Queue UAR as required for Tx scheduling.
+                */
+               DRV_LOG(ERR, "Verbs SQs, UAR can't be shared as required for packet pacing");
+               err = ENODEV;
+               goto error;
+       }
        priv->drop_queue.hrxq = mlx5_drop_action_create(eth_dev);
        if (!priv->drop_queue.hrxq)
                goto error;
-       /* Supported Verbs flow priority number detection. */
-       err = mlx5_flow_discover_priorities(eth_dev);
+       priv->hrxqs = mlx5_list_create("hrxq", eth_dev, true,
+                                      mlx5_hrxq_create_cb,
+                                      mlx5_hrxq_match_cb,
+                                      mlx5_hrxq_remove_cb,
+                                      mlx5_hrxq_clone_cb,
+                                      mlx5_hrxq_clone_free_cb);
+       if (!priv->hrxqs)
+               goto error;
+       rte_rwlock_init(&priv->ind_tbls_lock);
+       if (priv->sh->config.dv_flow_en == 2)
+               return eth_dev;
+       /* Port representor shares the same max priority with pf port. */
+       if (!priv->sh->flow_priority_check_flag) {
+               /* Supported Verbs flow priority number detection. */
+               err = mlx5_flow_discover_priorities(eth_dev);
+               priv->sh->flow_max_priority = err;
+               priv->sh->flow_priority_check_flag = 1;
+       } else {
+               err = priv->sh->flow_max_priority;
+       }
        if (err < 0) {
                err = -err;
                goto error;
        }
-       priv->config.flow_prio = err;
-       if (!priv->config.dv_esw_en &&
-           priv->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
-               DRV_LOG(WARNING, "metadata mode %u is not supported "
-                                "(no E-Switch)", priv->config.dv_xmeta_en);
-               priv->config.dv_xmeta_en = MLX5_XMETA_MODE_LEGACY;
-       }
        mlx5_set_metadata_mask(eth_dev);
-       if (priv->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY &&
+       if (sh->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY &&
            !priv->sh->dv_regc0_mask) {
                DRV_LOG(ERR, "metadata mode %u is not supported "
                             "(no metadata reg_c[0] is available)",
-                            priv->config.dv_xmeta_en);
+                            sh->config.dv_xmeta_en);
                        err = ENOTSUP;
                        goto error;
        }
-       mlx5_cache_list_init(&priv->hrxqs, "hrxq", 0, eth_dev,
-                            mlx5_hrxq_create_cb,
-                            mlx5_hrxq_match_cb,
-                            mlx5_hrxq_remove_cb);
        /* Query availability of metadata reg_c's. */
-       err = mlx5_flow_discover_mreg_c(eth_dev);
-       if (err < 0) {
-               err = -err;
-               goto error;
+       if (!priv->sh->metadata_regc_check_flag) {
+               err = mlx5_flow_discover_mreg_c(eth_dev);
+               if (err < 0) {
+                       err = -err;
+                       goto error;
+               }
        }
        if (!mlx5_flow_ext_mreg_supported(eth_dev)) {
                DRV_LOG(DEBUG,
                        "port %u extensive metadata register is not supported",
                        eth_dev->data->port_id);
-               if (priv->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
+               if (sh->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
                        DRV_LOG(ERR, "metadata mode %u is not supported "
                                     "(no metadata registers available)",
-                                    priv->config.dv_xmeta_en);
+                                    sh->config.dv_xmeta_en);
                        err = ENOTSUP;
                        goto error;
                }
        }
-       if (priv->config.dv_flow_en &&
-           priv->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY &&
+       if (sh->config.dv_flow_en &&
+           sh->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY &&
            mlx5_flow_ext_mreg_supported(eth_dev) &&
            priv->sh->dv_regc0_mask) {
                priv->mreg_cp_tbl = mlx5_hlist_create(MLX5_FLOW_MREG_HNAME,
                                                      MLX5_FLOW_MREG_HTABLE_SZ,
-                                                     0, 0,
+                                                     false, true, eth_dev,
                                                      flow_dv_mreg_create_cb,
                                                      flow_dv_mreg_match_cb,
-                                                     flow_dv_mreg_remove_cb);
+                                                     flow_dv_mreg_remove_cb,
+                                                     flow_dv_mreg_clone_cb,
+                                                   flow_dv_mreg_clone_free_cb);
                if (!priv->mreg_cp_tbl) {
                        err = ENOMEM;
                        goto error;
                }
-               priv->mreg_cp_tbl->ctx = eth_dev;
        }
        rte_spinlock_init(&priv->shared_act_sl);
        mlx5_flow_counter_mode_config(eth_dev);
-       if (priv->config.dv_flow_en)
+       mlx5_flow_drop_action_config(eth_dev);
+       if (sh->config.dv_flow_en)
                eth_dev->data->dev_flags |= RTE_ETH_DEV_FLOW_OPS_THREAD_SAFE;
        return eth_dev;
 error:
@@ -1795,8 +1623,6 @@ error:
                        mlx5_os_free_shared_dr(priv);
                if (priv->nl_socket_route >= 0)
                        close(priv->nl_socket_route);
-               if (priv->nl_socket_rdma >= 0)
-                       close(priv->nl_socket_rdma);
                if (priv->vmwa_context)
                        mlx5_vlan_vmwa_exit(priv->vmwa_context);
                if (eth_dev && priv->drop_queue.hrxq)
@@ -1805,7 +1631,11 @@ error:
                        mlx5_l3t_destroy(priv->mtr_profile_tbl);
                if (own_domain_id)
                        claim_zero(rte_eth_switch_domain_free(priv->domain_id));
-               mlx5_cache_list_destroy(&priv->hrxqs);
+               if (priv->hrxqs)
+                       mlx5_list_destroy(priv->hrxqs);
+               if (eth_dev && priv->flex_item_map)
+                       mlx5_flex_item_port_cleanup(eth_dev);
+               mlx5_free(priv->ext_rxqs);
                mlx5_free(priv);
                if (eth_dev != NULL)
                        eth_dev->data->dev_private = NULL;
@@ -1819,6 +1649,8 @@ error:
        }
        if (sh)
                mlx5_free_shared_dev_ctx(sh);
+       if (nl_rdma >= 0)
+               close(nl_rdma);
        MLX5_ASSERT(err > 0);
        rte_errno = err;
        return NULL;
@@ -1865,14 +1697,14 @@ mlx5_dev_spawn_data_cmp(const void *a, const void *b)
 /**
  * Match PCI information for possible slaves of bonding device.
  *
- * @param[in] ibv_dev
- *   Pointer to Infiniband device structure.
+ * @param[in] ibdev_name
+ *   Name of Infiniband device.
  * @param[in] pci_dev
  *   Pointer to primary PCI address structure to match.
  * @param[in] nl_rdma
  *   Netlink RDMA group socket handle.
  * @param[in] owner
- *   Rerepsentor owner PF index.
+ *   Representor owner PF index.
  * @param[out] bond_info
  *   Pointer to bonding information.
  *
@@ -1881,7 +1713,7 @@ mlx5_dev_spawn_data_cmp(const void *a, const void *b)
  *   positive index of slave PF in bonding.
  */
 static int
-mlx5_device_bond_pci_match(const struct ibv_device *ibv_dev,
+mlx5_device_bond_pci_match(const char *ibdev_name,
                           const struct rte_pci_addr *pci_dev,
                           int nl_rdma, uint16_t owner,
                           struct mlx5_bond_info *bond_info)
@@ -1892,29 +1724,31 @@ mlx5_device_bond_pci_match(const struct ibv_device *ibv_dev,
        FILE *bond_file = NULL, *file;
        int pf = -1;
        int ret;
+       uint8_t cur_guid[32] = {0};
+       uint8_t guid[32] = {0};
 
        /*
-        * Try to get master device name. If something goes
-        * wrong suppose the lack of kernel support and no
-        * bonding devices.
+        * Try to get master device name. If something goes wrong suppose
+        * the lack of kernel support and no bonding devices.
         */
        memset(bond_info, 0, sizeof(*bond_info));
        if (nl_rdma < 0)
                return -1;
-       if (!strstr(ibv_dev->name, "bond"))
+       if (!strstr(ibdev_name, "bond"))
                return -1;
-       np = mlx5_nl_portnum(nl_rdma, ibv_dev->name);
+       np = mlx5_nl_portnum(nl_rdma, ibdev_name);
        if (!np)
                return -1;
+       if (mlx5_get_device_guid(pci_dev, cur_guid, sizeof(cur_guid)) < 0)
+               return -1;
        /*
-        * The Master device might not be on the predefined
-        * port (not on port index 1, it is not garanted),
-        * we have to scan all Infiniband device port and
-        * find master.
+        * The master device might not be on the predefined port(not on port
+        * index 1, it is not guaranteed), we have to scan all Infiniband
+        * device ports and find master.
         */
        for (i = 1; i <= np; ++i) {
                /* Check whether Infiniband port is populated. */
-               ifindex = mlx5_nl_ifindex(nl_rdma, ibv_dev->name, i);
+               ifindex = mlx5_nl_ifindex(nl_rdma, ibdev_name, i);
                if (!ifindex)
                        continue;
                if (!if_indextoname(ifindex, ifname))
@@ -1934,13 +1768,15 @@ mlx5_device_bond_pci_match(const struct ibv_device *ibv_dev,
                char tmp_str[IF_NAMESIZE + 32];
                struct rte_pci_addr pci_addr;
                struct mlx5_switch_info info;
+               int ret;
 
                /* Process slave interface names in the loop. */
                snprintf(tmp_str, sizeof(tmp_str),
                         "/sys/class/net/%s", ifname);
-               if (mlx5_dev_to_pci_addr(tmp_str, &pci_addr)) {
-                       DRV_LOG(WARNING, "can not get PCI address"
-                                        " for netdev \"%s\"", ifname);
+               if (mlx5_get_pci_addr(tmp_str, &pci_addr)) {
+                       DRV_LOG(WARNING,
+                               "Cannot get PCI address for netdev \"%s\".",
+                               ifname);
                        continue;
                }
                /* Slave interface PCI address match found. */
@@ -1964,15 +1800,6 @@ mlx5_device_bond_pci_match(const struct ibv_device *ibv_dev,
                                tmp_str);
                        break;
                }
-               /* Match PCI address, allows BDF0+pfx or BDFx+pfx. */
-               if (pci_dev->domain == pci_addr.domain &&
-                   pci_dev->bus == pci_addr.bus &&
-                   pci_dev->devid == pci_addr.devid &&
-                   ((pci_dev->function == 0 &&
-                     pci_dev->function + owner == pci_addr.function) ||
-                    (pci_dev->function == owner &&
-                     pci_addr.function == owner)))
-                       pf = info.port_name;
                /* Get ifindex. */
                snprintf(tmp_str, sizeof(tmp_str),
                         "/sys/class/net/%s/ifindex", ifname);
@@ -1989,6 +1816,30 @@ mlx5_device_bond_pci_match(const struct ibv_device *ibv_dev,
                bond_info->ports[info.port_name].pci_addr = pci_addr;
                bond_info->ports[info.port_name].ifindex = ifindex;
                bond_info->n_port++;
+               /*
+                * Under socket direct mode, bonding will use
+                * system_image_guid as identification.
+                * After OFED 5.4, guid is readable (ret >= 0) under sysfs.
+                * All bonding members should have the same guid even if driver
+                * is using PCIe BDF.
+                */
+               ret = mlx5_get_device_guid(&pci_addr, guid, sizeof(guid));
+               if (ret < 0)
+                       break;
+               else if (ret > 0) {
+                       if (!memcmp(guid, cur_guid, sizeof(guid)) &&
+                           owner == info.port_name &&
+                           (owner != 0 || (owner == 0 &&
+                           !rte_pci_addr_cmp(pci_dev, &pci_addr))))
+                               pf = info.port_name;
+               } else if (pci_dev->domain == pci_addr.domain &&
+                   pci_dev->bus == pci_addr.bus &&
+                   pci_dev->devid == pci_addr.devid &&
+                   ((pci_dev->function == 0 &&
+                     pci_dev->function + owner == pci_addr.function) ||
+                    (pci_dev->function == owner &&
+                     pci_addr.function == owner)))
+                       pf = info.port_name;
        }
        if (pf >= 0) {
                /* Get bond interface info */
@@ -2001,6 +1852,11 @@ mlx5_device_bond_pci_match(const struct ibv_device *ibv_dev,
                        DRV_LOG(INFO, "PF device %u, bond device %u(%s)",
                                ifindex, bond_info->ifindex, bond_info->ifname);
        }
+       if (owner == 0 && pf != 0) {
+               DRV_LOG(INFO, "PCIe instance %04x:%02x:%02x.%x isn't bonding owner",
+                               pci_dev->domain, pci_dev->bus, pci_dev->devid,
+                               pci_dev->function);
+       }
        return pf;
 }
 
@@ -2010,20 +1866,22 @@ mlx5_device_bond_pci_match(const struct ibv_device *ibv_dev,
  * This function spawns Ethernet devices out of a given PCI device and
  * bonding owner PF index.
  *
- * @param[in] pci_dev
- *   PCI device information.
+ * @param[in] cdev
+ *   Pointer to common mlx5 device structure.
  * @param[in] req_eth_da
  *   Requested ethdev device argument.
  * @param[in] owner_id
  *   Requested owner PF port ID within bonding device, default to 0.
+ * @param[in, out] mkvlist
+ *   Pointer to mlx5 kvargs control, can be NULL if there is no devargs.
  *
  * @return
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 static int
-mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
+mlx5_os_pci_probe_pf(struct mlx5_common_device *cdev,
                     struct rte_eth_devargs *req_eth_da,
-                    uint16_t owner_id)
+                    uint16_t owner_id, struct mlx5_kvargs_ctrl *mkvlist)
 {
        struct ibv_device **ibv_list;
        /*
@@ -2050,27 +1908,18 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
         *  >= 0 - bonding device (value is slave PF index)
         */
        int bd = -1;
+       struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(cdev->dev);
        struct mlx5_dev_spawn_data *list = NULL;
-       struct mlx5_dev_config dev_config;
-       unsigned int dev_config_vf;
        struct rte_eth_devargs eth_da = *req_eth_da;
        struct rte_pci_addr owner_pci = pci_dev->addr; /* Owner PF. */
        struct mlx5_bond_info bond_info;
        int ret = -1;
 
-       if (rte_eal_process_type() == RTE_PROC_PRIMARY)
-               mlx5_pmd_socket_init();
-       ret = mlx5_init_once();
-       if (ret) {
-               DRV_LOG(ERR, "unable to init PMD global data: %s",
-                       strerror(rte_errno));
-               return -rte_errno;
-       }
        errno = 0;
        ibv_list = mlx5_glue->get_device_list(&ret);
        if (!ibv_list) {
                rte_errno = errno ? errno : ENOSYS;
-               DRV_LOG(ERR, "cannot list devices, is ib_uverbs loaded?");
+               DRV_LOG(ERR, "Cannot list devices, is ib_uverbs loaded?");
                return -rte_errno;
        }
        /*
@@ -2085,10 +1934,9 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
        while (ret-- > 0) {
                struct rte_pci_addr pci_addr;
 
-               DRV_LOG(DEBUG, "checking device \"%s\"", ibv_list[ret]->name);
-               bd = mlx5_device_bond_pci_match
-                               (ibv_list[ret], &owner_pci, nl_rdma, owner_id,
-                                &bond_info);
+               DRV_LOG(DEBUG, "Checking device \"%s\"", ibv_list[ret]->name);
+               bd = mlx5_device_bond_pci_match(ibv_list[ret]->name, &owner_pci,
+                                               nl_rdma, owner_id, &bond_info);
                if (bd >= 0) {
                        /*
                         * Bonding device detected. Only one match is allowed,
@@ -2108,15 +1956,15 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                        /* Amend owner pci address if owner PF ID specified. */
                        if (eth_da.nb_representor_ports)
                                owner_pci.function += owner_id;
-                       DRV_LOG(INFO, "PCI information matches for"
-                                     " slave %d bonding device \"%s\"",
-                                     bd, ibv_list[ret]->name);
+                       DRV_LOG(INFO,
+                               "PCI information matches for slave %d bonding device \"%s\"",
+                               bd, ibv_list[ret]->name);
                        ibv_match[nd++] = ibv_list[ret];
                        break;
                } else {
                        /* Bonding device not found. */
-                       if (mlx5_dev_to_pci_addr
-                               (ibv_list[ret]->ibdev_path, &pci_addr))
+                       if (mlx5_get_pci_addr(ibv_list[ret]->ibdev_path,
+                                             &pci_addr))
                                continue;
                        if (owner_pci.domain != pci_addr.domain ||
                            owner_pci.bus != pci_addr.bus ||
@@ -2132,7 +1980,7 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
        if (!nd) {
                /* No device matches, just complain and bail out. */
                DRV_LOG(WARNING,
-                       "no Verbs device matches PCI device " PCI_PRI_FMT ","
+                       "No Verbs device matches PCI device " PCI_PRI_FMT ","
                        " are kernel drivers loaded?",
                        owner_pci.domain, owner_pci.bus,
                        owner_pci.devid, owner_pci.function);
@@ -2149,39 +1997,22 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                if (nl_rdma >= 0)
                        np = mlx5_nl_portnum(nl_rdma, ibv_match[0]->name);
                if (!np)
-                       DRV_LOG(WARNING, "can not get IB device \"%s\""
-                                        " ports number", ibv_match[0]->name);
+                       DRV_LOG(WARNING,
+                               "Cannot get IB device \"%s\" ports number.",
+                               ibv_match[0]->name);
                if (bd >= 0 && !np) {
-                       DRV_LOG(ERR, "can not get ports"
-                                    " for bonding device");
+                       DRV_LOG(ERR, "Cannot get ports for bonding device.");
                        rte_errno = ENOENT;
                        ret = -rte_errno;
                        goto exit;
                }
        }
-#ifndef HAVE_MLX5DV_DR_DEVX_PORT
-       if (bd >= 0) {
-               /*
-                * This may happen if there is VF LAG kernel support and
-                * application is compiled with older rdma_core library.
-                */
-               DRV_LOG(ERR,
-                       "No kernel/verbs support for VF LAG bonding found.");
-               rte_errno = ENOTSUP;
-               ret = -rte_errno;
-               goto exit;
-       }
-#endif
-       /*
-        * Now we can determine the maximal
-        * amount of devices to be spawned.
-        */
+       /* Now we can determine the maximal amount of devices to be spawned. */
        list = mlx5_malloc(MLX5_MEM_ZERO,
-                          sizeof(struct mlx5_dev_spawn_data) *
-                          (np ? np : nd),
+                          sizeof(struct mlx5_dev_spawn_data) * (np ? np : nd),
                           RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY);
        if (!list) {
-               DRV_LOG(ERR, "spawn data array allocation failure");
+               DRV_LOG(ERR, "Spawn data array allocation failure.");
                rte_errno = ENOMEM;
                ret = -rte_errno;
                goto exit;
@@ -2200,14 +2031,14 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                        list[ns].bond_info = &bond_info;
                        list[ns].max_port = np;
                        list[ns].phys_port = i;
-                       list[ns].phys_dev = ibv_match[0];
+                       list[ns].phys_dev_name = ibv_match[0]->name;
                        list[ns].eth_dev = NULL;
                        list[ns].pci_dev = pci_dev;
+                       list[ns].cdev = cdev;
                        list[ns].pf_bond = bd;
-                       list[ns].ifindex = mlx5_nl_ifindex
-                               (nl_rdma,
-                               mlx5_os_get_dev_device_name
-                                               (list[ns].phys_dev), i);
+                       list[ns].ifindex = mlx5_nl_ifindex(nl_rdma,
+                                                          ibv_match[0]->name,
+                                                          i);
                        if (!list[ns].ifindex) {
                                /*
                                 * No network interface index found for the
@@ -2220,10 +2051,9 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                        }
                        ret = -1;
                        if (nl_route >= 0)
-                               ret = mlx5_nl_switch_info
-                                              (nl_route,
-                                               list[ns].ifindex,
-                                               &list[ns].info);
+                               ret = mlx5_nl_switch_info(nl_route,
+                                                         list[ns].ifindex,
+                                                         &list[ns].info);
                        if (ret || (!list[ns].info.representor &&
                                    !list[ns].info.master)) {
                                /*
@@ -2231,14 +2061,21 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                                 * Netlink, let's try to perform the task
                                 * with sysfs.
                                 */
-                               ret =  mlx5_sysfs_switch_info
-                                               (list[ns].ifindex,
-                                                &list[ns].info);
+                               ret = mlx5_sysfs_switch_info(list[ns].ifindex,
+                                                            &list[ns].info);
                        }
-#ifdef HAVE_MLX5DV_DR_DEVX_PORT
                        if (!ret && bd >= 0) {
                                switch (list[ns].info.name_type) {
                                case MLX5_PHYS_PORT_NAME_TYPE_UPLINK:
+                                       if (np == 1) {
+                                               /*
+                                                * Force standalone bonding
+                                                * device for ROCE LAG
+                                                * configurations.
+                                                */
+                                               list[ns].info.master = 0;
+                                               list[ns].info.representor = 0;
+                                       }
                                        if (list[ns].info.port_name == bd)
                                                ns++;
                                        break;
@@ -2255,15 +2092,13 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                                }
                                continue;
                        }
-#endif
                        if (!ret && (list[ns].info.representor ^
                                     list[ns].info.master))
                                ns++;
                }
                if (!ns) {
                        DRV_LOG(ERR,
-                               "unable to recognize master/representors"
-                               " on the IB device with multiple ports");
+                               "Unable to recognize master/representors on the IB device with multiple ports.");
                        rte_errno = ENOENT;
                        ret = -rte_errno;
                        goto exit;
@@ -2291,16 +2126,17 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                        list[ns].bond_info = NULL;
                        list[ns].max_port = 1;
                        list[ns].phys_port = 1;
-                       list[ns].phys_dev = ibv_match[i];
+                       list[ns].phys_dev_name = ibv_match[i]->name;
                        list[ns].eth_dev = NULL;
                        list[ns].pci_dev = pci_dev;
+                       list[ns].cdev = cdev;
                        list[ns].pf_bond = -1;
                        list[ns].ifindex = 0;
                        if (nl_rdma >= 0)
                                list[ns].ifindex = mlx5_nl_ifindex
-                               (nl_rdma,
-                               mlx5_os_get_dev_device_name
-                                               (list[ns].phys_dev), 1);
+                                                           (nl_rdma,
+                                                            ibv_match[i]->name,
+                                                            1);
                        if (!list[ns].ifindex) {
                                char ifname[IF_NAMESIZE];
 
@@ -2339,10 +2175,9 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                        }
                        ret = -1;
                        if (nl_route >= 0)
-                               ret = mlx5_nl_switch_info
-                                              (nl_route,
-                                               list[ns].ifindex,
-                                               &list[ns].info);
+                               ret = mlx5_nl_switch_info(nl_route,
+                                                         list[ns].ifindex,
+                                                         &list[ns].info);
                        if (ret || (!list[ns].info.representor &&
                                    !list[ns].info.master)) {
                                /*
@@ -2350,9 +2185,8 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                                 * Netlink, let's try to perform the task
                                 * with sysfs.
                                 */
-                               ret =  mlx5_sysfs_switch_info
-                                               (list[ns].ifindex,
-                                                &list[ns].info);
+                               ret = mlx5_sysfs_switch_info(list[ns].ifindex,
+                                                            &list[ns].info);
                        }
                        if (!ret && (list[ns].info.representor ^
                                     list[ns].info.master)) {
@@ -2361,31 +2195,28 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                                   !list[ns].info.representor &&
                                   !list[ns].info.master) {
                                /*
-                                * Single IB device with
-                                * one physical port and
+                                * Single IB device with one physical port and
                                 * attached network device.
-                                * May be SRIOV is not enabled
-                                * or there is no representors.
+                                * May be SRIOV is not enabled or there is no
+                                * representors.
                                 */
-                               DRV_LOG(INFO, "no E-Switch support detected");
+                               DRV_LOG(INFO, "No E-Switch support detected.");
                                ns++;
                                break;
                        }
                }
                if (!ns) {
                        DRV_LOG(ERR,
-                               "unable to recognize master/representors"
-                               " on the multiple IB devices");
+                               "Unable to recognize master/representors on the multiple IB devices.");
                        rte_errno = ENOENT;
                        ret = -rte_errno;
                        goto exit;
                }
                /*
                 * New kernels may add the switch_id attribute for the case
-                * there is no E-Switch and we wrongly recognized the
-                * only device as master. Override this if there is the
-                * single device with single port and new device name
-                * format present.
+                * there is no E-Switch and we wrongly recognized the only
+                * device as master. Override this if there is the single
+                * device with single port and new device name format present.
                 */
                if (nd == 1 &&
                    list[0].info.name_type == MLX5_PHYS_PORT_NAME_TYPE_UPLINK) {
@@ -2399,21 +2230,6 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
         * (i.e. master first, then representors from lowest to highest ID).
         */
        qsort(list, ns, sizeof(*list), mlx5_dev_spawn_data_cmp);
-       /* Device specific configuration. */
-       switch (pci_dev->id.device_id) {
-       case PCI_DEVICE_ID_MELLANOX_CONNECTX4VF:
-       case PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF:
-       case PCI_DEVICE_ID_MELLANOX_CONNECTX5VF:
-       case PCI_DEVICE_ID_MELLANOX_CONNECTX5EXVF:
-       case PCI_DEVICE_ID_MELLANOX_CONNECTX5BFVF:
-       case PCI_DEVICE_ID_MELLANOX_CONNECTX6VF:
-       case PCI_DEVICE_ID_MELLANOX_CONNECTXVF:
-               dev_config_vf = 1;
-               break;
-       default:
-               dev_config_vf = 0;
-               break;
-       }
        if (eth_da.type != RTE_ETH_REPRESENTOR_NONE) {
                /* Set devargs default values. */
                if (eth_da.nb_mh_controllers == 0) {
@@ -2435,29 +2251,8 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
        for (i = 0; i != ns; ++i) {
                uint32_t restore;
 
-               /* Default configuration. */
-               memset(&dev_config, 0, sizeof(struct mlx5_dev_config));
-               dev_config.vf = dev_config_vf;
-               dev_config.mps = MLX5_ARG_UNSET;
-               dev_config.dbnc = MLX5_ARG_UNSET;
-               dev_config.rx_vec_en = 1;
-               dev_config.txq_inline_max = MLX5_ARG_UNSET;
-               dev_config.txq_inline_min = MLX5_ARG_UNSET;
-               dev_config.txq_inline_mpw = MLX5_ARG_UNSET;
-               dev_config.txqs_inline = MLX5_ARG_UNSET;
-               dev_config.vf_nl_en = 1;
-               dev_config.mr_ext_memseg_en = 1;
-               dev_config.mprq.max_memcpy_len = MLX5_MPRQ_MEMCPY_DEFAULT_LEN;
-               dev_config.mprq.min_rxqs_num = MLX5_MPRQ_MIN_RXQS;
-               dev_config.dv_esw_en = 1;
-               dev_config.dv_flow_en = 1;
-               dev_config.decap_en = 1;
-               dev_config.log_hp_size = MLX5_ARG_UNSET;
-               dev_config.allow_duplicate_pattern = 1;
-               list[i].eth_dev = mlx5_dev_spawn(&pci_dev->device,
-                                                &list[i],
-                                                &dev_config,
-                                                &eth_da);
+               list[i].eth_dev = mlx5_dev_spawn(cdev->dev, &list[i], &eth_da,
+                                                mkvlist);
                if (!list[i].eth_dev) {
                        if (rte_errno != EBUSY && rte_errno != EEXIST)
                                break;
@@ -2466,6 +2261,29 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,
                }
                restore = list[i].eth_dev->data->dev_flags;
                rte_eth_copy_pci_info(list[i].eth_dev, pci_dev);
+               /**
+                * Each representor has a dedicated interrupts vector.
+                * rte_eth_copy_pci_info() assigns PF interrupts handle to
+                * representor eth_dev object because representor and PF
+                * share the same PCI address.
+                * Override representor device with a dedicated
+                * interrupts handle here.
+                * Representor interrupts handle is released in mlx5_dev_stop().
+                */
+               if (list[i].info.representor) {
+                       struct rte_intr_handle *intr_handle =
+                               rte_intr_instance_alloc(RTE_INTR_INSTANCE_F_SHARED);
+                       if (intr_handle == NULL) {
+                               DRV_LOG(ERR,
+                                       "port %u failed to allocate memory for interrupt handler "
+                                       "Rx interrupts will not be supported",
+                                       i);
+                               rte_errno = ENOMEM;
+                               ret = -rte_errno;
+                               goto exit;
+                       }
+                       list[i].eth_dev->intr_handle = intr_handle;
+               }
                /* Restore non-PCI flags cleared by the above call. */
                list[i].eth_dev->data->dev_flags |= restore;
                rte_eth_dev_probing_finish(list[i].eth_dev);
@@ -2510,189 +2328,171 @@ exit:
        return ret;
 }
 
+static int
+mlx5_os_parse_eth_devargs(struct rte_device *dev,
+                         struct rte_eth_devargs *eth_da)
+{
+       int ret = 0;
+
+       if (dev->devargs == NULL)
+               return 0;
+       memset(eth_da, 0, sizeof(*eth_da));
+       /* Parse representor information first from class argument. */
+       if (dev->devargs->cls_str)
+               ret = rte_eth_devargs_parse(dev->devargs->cls_str, eth_da);
+       if (ret != 0) {
+               DRV_LOG(ERR, "failed to parse device arguments: %s",
+                       dev->devargs->cls_str);
+               return -rte_errno;
+       }
+       if (eth_da->type == RTE_ETH_REPRESENTOR_NONE) {
+               /* Parse legacy device argument */
+               ret = rte_eth_devargs_parse(dev->devargs->args, eth_da);
+               if (ret) {
+                       DRV_LOG(ERR, "failed to parse device arguments: %s",
+                               dev->devargs->args);
+                       return -rte_errno;
+               }
+       }
+       return 0;
+}
+
 /**
- * DPDK callback to register a PCI device.
+ * Callback to register a PCI device.
  *
  * This function spawns Ethernet devices out of a given PCI device.
  *
- * @param[in] pci_drv
- *   PCI driver structure (mlx5_driver).
- * @param[in] pci_dev
- *   PCI device information.
+ * @param[in] cdev
+ *   Pointer to common mlx5 device structure.
+ * @param[in, out] mkvlist
+ *   Pointer to mlx5 kvargs control, can be NULL if there is no devargs.
  *
  * @return
  *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
-int
-mlx5_os_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
-                 struct rte_pci_device *pci_dev)
+static int
+mlx5_os_pci_probe(struct mlx5_common_device *cdev,
+                 struct mlx5_kvargs_ctrl *mkvlist)
 {
-       struct rte_eth_devargs eth_da = { .type = RTE_ETH_REPRESENTOR_NONE };
+       struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(cdev->dev);
+       struct rte_eth_devargs eth_da = { .nb_ports = 0 };
        int ret = 0;
        uint16_t p;
 
-       if (pci_dev->device.devargs) {
-               /* Parse representor information from device argument. */
-               if (pci_dev->device.devargs->cls_str)
-                       ret = rte_eth_devargs_parse
-                               (pci_dev->device.devargs->cls_str, &eth_da);
-               if (ret) {
-                       DRV_LOG(ERR, "failed to parse device arguments: %s",
-                               pci_dev->device.devargs->cls_str);
-                       return -rte_errno;
-               }
-               if (eth_da.type == RTE_ETH_REPRESENTOR_NONE) {
-                       /* Support legacy device argument */
-                       ret = rte_eth_devargs_parse
-                               (pci_dev->device.devargs->args, &eth_da);
-                       if (ret) {
-                               DRV_LOG(ERR, "failed to parse device arguments: %s",
-                                       pci_dev->device.devargs->args);
-                               return -rte_errno;
-                       }
-               }
-       }
+       ret = mlx5_os_parse_eth_devargs(cdev->dev, &eth_da);
+       if (ret != 0)
+               return ret;
 
        if (eth_da.nb_ports > 0) {
                /* Iterate all port if devargs pf is range: "pf[0-1]vf[...]". */
-               for (p = 0; p < eth_da.nb_ports; p++)
-                       ret = mlx5_os_pci_probe_pf(pci_dev, &eth_da,
-                                                  eth_da.ports[p]);
+               for (p = 0; p < eth_da.nb_ports; p++) {
+                       ret = mlx5_os_pci_probe_pf(cdev, &eth_da,
+                                                  eth_da.ports[p], mkvlist);
+                       if (ret)
+                               break;
+               }
+               if (ret) {
+                       DRV_LOG(ERR, "Probe of PCI device " PCI_PRI_FMT " "
+                               "aborted due to prodding failure of PF %u",
+                               pci_dev->addr.domain, pci_dev->addr.bus,
+                               pci_dev->addr.devid, pci_dev->addr.function,
+                               eth_da.ports[p]);
+                       mlx5_net_remove(cdev);
+               }
        } else {
-               ret = mlx5_os_pci_probe_pf(pci_dev, &eth_da, 0);
+               ret = mlx5_os_pci_probe_pf(cdev, &eth_da, 0, mkvlist);
        }
        return ret;
 }
 
+/* Probe a single SF device on auxiliary bus, no representor support. */
 static int
-mlx5_config_doorbell_mapping_env(const struct mlx5_dev_config *config)
+mlx5_os_auxiliary_probe(struct mlx5_common_device *cdev,
+                       struct mlx5_kvargs_ctrl *mkvlist)
 {
-       char *env;
-       int value;
-
-       MLX5_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY);
-       /* Get environment variable to store. */
-       env = getenv(MLX5_SHUT_UP_BF);
-       value = env ? !!strcmp(env, "0") : MLX5_ARG_UNSET;
-       if (config->dbnc == MLX5_ARG_UNSET)
-               setenv(MLX5_SHUT_UP_BF, MLX5_SHUT_UP_BF_DEFAULT, 1);
-       else
-               setenv(MLX5_SHUT_UP_BF,
-                      config->dbnc == MLX5_TXDB_NCACHED ? "1" : "0", 1);
-       return value;
-}
+       struct rte_eth_devargs eth_da = { .nb_ports = 0 };
+       struct mlx5_dev_spawn_data spawn = { .pf_bond = -1 };
+       struct rte_device *dev = cdev->dev;
+       struct rte_auxiliary_device *adev = RTE_DEV_TO_AUXILIARY(dev);
+       struct rte_eth_dev *eth_dev;
+       int ret = 0;
 
-static void
-mlx5_restore_doorbell_mapping_env(int value)
-{
-       MLX5_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY);
-       /* Restore the original environment variable state. */
-       if (value == MLX5_ARG_UNSET)
-               unsetenv(MLX5_SHUT_UP_BF);
-       else
-               setenv(MLX5_SHUT_UP_BF, value ? "1" : "0", 1);
+       /* Parse ethdev devargs. */
+       ret = mlx5_os_parse_eth_devargs(dev, &eth_da);
+       if (ret != 0)
+               return ret;
+       /* Init spawn data. */
+       spawn.max_port = 1;
+       spawn.phys_port = 1;
+       spawn.phys_dev_name = mlx5_os_get_ctx_device_name(cdev->ctx);
+       ret = mlx5_auxiliary_get_ifindex(dev->name);
+       if (ret < 0) {
+               DRV_LOG(ERR, "failed to get ethdev ifindex: %s", dev->name);
+               return ret;
+       }
+       spawn.ifindex = ret;
+       spawn.cdev = cdev;
+       /* Spawn device. */
+       eth_dev = mlx5_dev_spawn(dev, &spawn, &eth_da, mkvlist);
+       if (eth_dev == NULL)
+               return -rte_errno;
+       /* Post create. */
+       eth_dev->intr_handle = adev->intr_handle;
+       if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+               eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
+               eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_RMV;
+               eth_dev->data->numa_node = dev->numa_node;
+       }
+       rte_eth_dev_probing_finish(eth_dev);
+       return 0;
 }
 
 /**
- * Extract pdn of PD object using DV API.
+ * Net class driver callback to probe a device.
  *
- * @param[in] pd
- *   Pointer to the verbs PD object.
- * @param[out] pdn
- *   Pointer to the PD object number variable.
+ * This function probe PCI bus device(s) or a single SF on auxiliary bus.
+ *
+ * @param[in] cdev
+ *   Pointer to the common mlx5 device.
+ * @param[in, out] mkvlist
+ *   Pointer to mlx5 kvargs control, can be NULL if there is no devargs.
  *
  * @return
- *   0 on success, error value otherwise.
+ *   0 on success, a negative errno value otherwise and rte_errno is set.
  */
 int
-mlx5_os_get_pdn(void *pd, uint32_t *pdn)
+mlx5_os_net_probe(struct mlx5_common_device *cdev,
+                 struct mlx5_kvargs_ctrl *mkvlist)
 {
-#ifdef HAVE_IBV_FLOW_DV_SUPPORT
-       struct mlx5dv_obj obj;
-       struct mlx5dv_pd pd_info;
-       int ret = 0;
+       int ret;
 
-       obj.pd.in = pd;
-       obj.pd.out = &pd_info;
-       ret = mlx5_glue->dv_init_obj(&obj, MLX5DV_OBJ_PD);
+       if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+               mlx5_pmd_socket_init();
+       ret = mlx5_init_once();
        if (ret) {
-               DRV_LOG(DEBUG, "Fail to get PD object info");
-               return ret;
+               DRV_LOG(ERR, "Unable to init PMD global data: %s",
+                       strerror(rte_errno));
+               return -rte_errno;
        }
-       *pdn = pd_info.pdn;
-       return 0;
-#else
-       (void)pd;
-       (void)pdn;
-       return -ENOTSUP;
-#endif /* HAVE_IBV_FLOW_DV_SUPPORT */
+       ret = mlx5_probe_again_args_validate(cdev, mkvlist);
+       if (ret) {
+               DRV_LOG(ERR, "Probe again parameters are not compatible : %s",
+                       strerror(rte_errno));
+               return -rte_errno;
+       }
+       if (mlx5_dev_is_pci(cdev->dev))
+               return mlx5_os_pci_probe(cdev, mkvlist);
+       else
+               return mlx5_os_auxiliary_probe(cdev, mkvlist);
 }
 
 /**
- * Function API to open IB device.
- *
- * This function calls the Linux glue APIs to open a device.
- *
- * @param[in] spawn
- *   Pointer to the IB device attributes (name, port, etc).
- * @param[out] config
- *   Pointer to device configuration structure.
- * @param[out] sh
- *   Pointer to shared context structure.
- *
- * @return
- *   0 on success, a positive error value otherwise.
+ * Cleanup resources when the last device is closed.
  */
-int
-mlx5_os_open_device(const struct mlx5_dev_spawn_data *spawn,
-                    const struct mlx5_dev_config *config,
-                    struct mlx5_dev_ctx_shared *sh)
+void
+mlx5_os_net_cleanup(void)
 {
-       int dbmap_env;
-       int err = 0;
-
-       sh->numa_node = spawn->pci_dev->device.numa_node;
-       pthread_mutex_init(&sh->txpp.mutex, NULL);
-       /*
-        * Configure environment variable "MLX5_BF_SHUT_UP"
-        * before the device creation. The rdma_core library
-        * checks the variable at device creation and
-        * stores the result internally.
-        */
-       dbmap_env = mlx5_config_doorbell_mapping_env(config);
-       /* Try to open IB device with DV first, then usual Verbs. */
-       errno = 0;
-       sh->ctx = mlx5_glue->dv_open_device(spawn->phys_dev);
-       if (sh->ctx) {
-               sh->devx = 1;
-               DRV_LOG(DEBUG, "DevX is supported");
-               /* The device is created, no need for environment. */
-               mlx5_restore_doorbell_mapping_env(dbmap_env);
-       } else {
-               /* The environment variable is still configured. */
-               sh->ctx = mlx5_glue->open_device(spawn->phys_dev);
-               err = errno ? errno : ENODEV;
-               /*
-                * The environment variable is not needed anymore,
-                * all device creation attempts are completed.
-                */
-               mlx5_restore_doorbell_mapping_env(dbmap_env);
-               if (!sh->ctx)
-                       return err;
-               DRV_LOG(DEBUG, "DevX is NOT supported");
-               err = 0;
-       }
-       if (!err && sh->ctx) {
-               /* Hint libmlx5 to use PMD allocator for data plane resources */
-               mlx5_glue->dv_set_context_attr(sh->ctx,
-                       MLX5DV_CTX_ATTR_BUF_ALLOCATORS,
-                       (void *)((uintptr_t)&(struct mlx5dv_ctx_allocators){
-                               .alloc = &mlx5_alloc_verbs_buf,
-                               .free = &mlx5_free_verbs_buf,
-                               .data = sh,
-                       }));
-       }
-       return err;
+       mlx5_pmd_socket_uninit();
 }
 
 /**
@@ -2708,28 +2508,41 @@ mlx5_os_dev_shared_handler_install(struct mlx5_dev_ctx_shared *sh)
 {
        int ret;
        int flags;
+       struct ibv_context *ctx = sh->cdev->ctx;
+
+       sh->intr_handle = rte_intr_instance_alloc(RTE_INTR_INSTANCE_F_SHARED);
+       if (sh->intr_handle == NULL) {
+               DRV_LOG(ERR, "Fail to allocate intr_handle");
+               rte_errno = ENOMEM;
+               return;
+       }
+       rte_intr_fd_set(sh->intr_handle, -1);
 
-       sh->intr_handle.fd = -1;
-       flags = fcntl(((struct ibv_context *)sh->ctx)->async_fd, F_GETFL);
-       ret = fcntl(((struct ibv_context *)sh->ctx)->async_fd,
-                   F_SETFL, flags | O_NONBLOCK);
+       flags = fcntl(ctx->async_fd, F_GETFL);
+       ret = fcntl(ctx->async_fd, F_SETFL, flags | O_NONBLOCK);
        if (ret) {
                DRV_LOG(INFO, "failed to change file descriptor async event"
                        " queue");
        } else {
-               sh->intr_handle.fd = ((struct ibv_context *)sh->ctx)->async_fd;
-               sh->intr_handle.type = RTE_INTR_HANDLE_EXT;
-               if (rte_intr_callback_register(&sh->intr_handle,
+               rte_intr_fd_set(sh->intr_handle, ctx->async_fd);
+               rte_intr_type_set(sh->intr_handle, RTE_INTR_HANDLE_EXT);
+               if (rte_intr_callback_register(sh->intr_handle,
                                        mlx5_dev_interrupt_handler, sh)) {
                        DRV_LOG(INFO, "Fail to install the shared interrupt.");
-                       sh->intr_handle.fd = -1;
+                       rte_intr_fd_set(sh->intr_handle, -1);
                }
        }
-       if (sh->devx) {
+       if (sh->cdev->config.devx) {
 #ifdef HAVE_IBV_DEVX_ASYNC
-               sh->intr_handle_devx.fd = -1;
-               sh->devx_comp =
-                       (void *)mlx5_glue->devx_create_cmd_comp(sh->ctx);
+               sh->intr_handle_devx =
+                       rte_intr_instance_alloc(RTE_INTR_INSTANCE_F_SHARED);
+               if (!sh->intr_handle_devx) {
+                       DRV_LOG(ERR, "Fail to allocate intr_handle");
+                       rte_errno = ENOMEM;
+                       return;
+               }
+               rte_intr_fd_set(sh->intr_handle_devx, -1);
+               sh->devx_comp = (void *)mlx5_glue->devx_create_cmd_comp(ctx);
                struct mlx5dv_devx_cmd_comp *devx_comp = sh->devx_comp;
                if (!devx_comp) {
                        DRV_LOG(INFO, "failed to allocate devx_comp.");
@@ -2742,13 +2555,14 @@ mlx5_os_dev_shared_handler_install(struct mlx5_dev_ctx_shared *sh)
                                " devx comp");
                        return;
                }
-               sh->intr_handle_devx.fd = devx_comp->fd;
-               sh->intr_handle_devx.type = RTE_INTR_HANDLE_EXT;
-               if (rte_intr_callback_register(&sh->intr_handle_devx,
+               rte_intr_fd_set(sh->intr_handle_devx, devx_comp->fd);
+               rte_intr_type_set(sh->intr_handle_devx,
+                                        RTE_INTR_HANDLE_EXT);
+               if (rte_intr_callback_register(sh->intr_handle_devx,
                                        mlx5_dev_interrupt_handler_devx, sh)) {
                        DRV_LOG(INFO, "Fail to install the devx shared"
                                " interrupt.");
-                       sh->intr_handle_devx.fd = -1;
+                       rte_intr_fd_set(sh->intr_handle_devx, -1);
                }
 #endif /* HAVE_IBV_DEVX_ASYNC */
        }
@@ -2765,13 +2579,15 @@ mlx5_os_dev_shared_handler_install(struct mlx5_dev_ctx_shared *sh)
 void
 mlx5_os_dev_shared_handler_uninstall(struct mlx5_dev_ctx_shared *sh)
 {
-       if (sh->intr_handle.fd >= 0)
-               mlx5_intr_callback_unregister(&sh->intr_handle,
+       if (rte_intr_fd_get(sh->intr_handle) >= 0)
+               mlx5_intr_callback_unregister(sh->intr_handle,
                                              mlx5_dev_interrupt_handler, sh);
+       rte_intr_instance_free(sh->intr_handle);
 #ifdef HAVE_IBV_DEVX_ASYNC
-       if (sh->intr_handle_devx.fd >= 0)
-               rte_intr_callback_unregister(&sh->intr_handle_devx,
+       if (rte_intr_fd_get(sh->intr_handle_devx) >= 0)
+               rte_intr_callback_unregister(sh->intr_handle_devx,
                                  mlx5_dev_interrupt_handler_devx, sh);
+       rte_intr_instance_free(sh->intr_handle_devx);
        if (sh->devx_comp)
                mlx5_glue->devx_destroy_cmd_comp(sh->devx_comp);
 #endif
@@ -2832,23 +2648,6 @@ mlx5_os_read_dev_stat(struct mlx5_priv *priv, const char *ctr_name,
        return 1;
 }
 
-/**
- * Set the reg_mr and dereg_mr call backs
- *
- * @param reg_mr_cb[out]
- *   Pointer to reg_mr func
- * @param dereg_mr_cb[out]
- *   Pointer to dereg_mr func
- *
- */
-void
-mlx5_os_set_reg_mr_cb(mlx5_reg_mr_t *reg_mr_cb,
-                     mlx5_dereg_mr_t *dereg_mr_cb)
-{
-       *reg_mr_cb = mlx5_mr_verbs_ops.reg_mr;
-       *dereg_mr_cb = mlx5_mr_verbs_ops.dereg_mr;
-}
-
 /**
  * Remove a MAC address from device
  *
@@ -2861,7 +2660,7 @@ void
 mlx5_os_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
-       const int vf = priv->config.vf;
+       const int vf = priv->sh->dev_cap.vf;
 
        if (vf)
                mlx5_nl_mac_addr_remove(priv->nl_socket_route,
@@ -2887,7 +2686,7 @@ mlx5_os_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac,
                     uint32_t index)
 {
        struct mlx5_priv *priv = dev->data->dev_private;
-       const int vf = priv->config.vf;
+       const int vf = priv->sh->dev_cap.vf;
        int ret = 0;
 
        if (vf)