- /* Update final values for devargs before check sibling config. */
- if (config->dv_miss_info) {
- if (switch_info->master || switch_info->representor)
- config->dv_xmeta_en = MLX5_XMETA_MODE_META16;
- }
-#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
-#ifdef HAVE_MLX5DV_DR_ESWITCH
- if (!(sh->cdev->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
- if (!config->dv_esw_en &&
- config->dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
- DRV_LOG(WARNING,
- "Metadata mode %u is not supported (no E-Switch).",
- config->dv_xmeta_en);
- config->dv_xmeta_en = MLX5_XMETA_MODE_LEGACY;
- }
- /* Check sibling device configurations. */
- err = mlx5_dev_check_sibling_config(sh, config, dpdk_dev);
- if (err)
- goto error;
-#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->cdev->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 & (MLX5_SW_PARSING_CAP | MLX5_SW_PARSING_CSUM_CAP |
- MLX5_SW_PARSING_TSO_CAP);
-#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, "\tmin_stride_wqe_log_size: %d",
- config->mprq.log_min_stride_wqe_size);
- DRV_LOG(DEBUG, "device supports Multi-Packet RQ");
- mprq = 1;
- config->mprq.log_min_stride_size =
- mprq_caps.min_single_stride_log_num_of_bytes;
- config->mprq.log_max_stride_size =
- mprq_caps.max_single_stride_log_num_of_bytes;
- config->mprq.log_min_stride_num =
- mprq_caps.min_single_wqe_log_num_of_strides;
- config->mprq.log_max_stride_num =
- mprq_caps.max_single_wqe_log_num_of_strides;
- }
-#endif
-#ifdef HAVE_IBV_DEVICE_TUNNEL_SUPPORT
- if (dv_attr.comp_mask & MLX5DV_CONTEXT_MASK_TUNNEL_OFFLOADS) {
- config->tunnel_en = dv_attr.tunnel_offloads_caps &
- (MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_VXLAN |
- MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_GRE |
- MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_GENEVE);
- }
- if (config->tunnel_en) {
- DRV_LOG(DEBUG, "tunnel offloading is supported for %s%s%s",
- config->tunnel_en &
- MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_VXLAN ? "[VXLAN]" : "",
- config->tunnel_en &
- MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_GRE ? "[GRE]" : "",
- config->tunnel_en &
- MLX5DV_RAW_PACKET_CAP_TUNNELED_OFFLOAD_GENEVE ? "[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
-#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;