New upstream version 17.08
[deb_dpdk.git] / drivers / net / bnxt / bnxt_cpr.c
index 3aedcb8..68979bc 100644 (file)
@@ -58,63 +58,123 @@ void bnxt_handle_async_event(struct bnxt *bp,
                bnxt_link_update_op(bp->eth_dev, 0);
                break;
        default:
-               RTE_LOG(ERR, PMD, "handle_async_event id = 0x%x\n", event_id);
+               RTE_LOG(DEBUG, PMD, "handle_async_event id = 0x%x\n", event_id);
                break;
        }
 }
 
 void bnxt_handle_fwd_req(struct bnxt *bp, struct cmpl_base *cmpl)
 {
+       struct hwrm_exec_fwd_resp_input *fwreq;
        struct hwrm_fwd_req_cmpl *fwd_cmpl = (struct hwrm_fwd_req_cmpl *)cmpl;
        struct input *fwd_cmd;
-       uint16_t logical_vf_id, error_code;
+       uint16_t fw_vf_id;
+       uint16_t vf_id;
+       uint16_t req_len;
+       int rc;
 
-       /* Qualify the fwd request */
-       if (fwd_cmpl->source_id < bp->pf.first_vf_id) {
-               RTE_LOG(ERR, PMD,
-                       "FWD req's source_id 0x%x > first_vf_id 0x%x\n",
-                       fwd_cmpl->source_id, bp->pf.first_vf_id);
-               error_code = HWRM_ERR_CODE_RESOURCE_ACCESS_DENIED;
-               goto reject;
-       } else if (fwd_cmpl->req_len_type >> HWRM_FWD_REQ_CMPL_REQ_LEN_SFT >
-                  128 - sizeof(struct input)) {
-               RTE_LOG(ERR, PMD,
-                   "FWD req's cmd len 0x%x > 108 bytes allowed\n",
-                   fwd_cmpl->req_len_type >> HWRM_FWD_REQ_CMPL_REQ_LEN_SFT);
-               error_code = HWRM_ERR_CODE_INVALID_PARAMS;
-               goto reject;
+       if (bp->pf.active_vfs <= 0) {
+               RTE_LOG(ERR, PMD, "Forwarded VF with no active VFs\n");
+               return;
        }
 
+       /* Qualify the fwd request */
+       fw_vf_id = rte_le_to_cpu_16(fwd_cmpl->source_id);
+       vf_id = fw_vf_id - bp->pf.first_vf_id;
+
+       req_len = (rte_le_to_cpu_16(fwd_cmpl->req_len_type) &
+                  HWRM_FWD_REQ_CMPL_REQ_LEN_MASK) >>
+               HWRM_FWD_REQ_CMPL_REQ_LEN_SFT;
+       if (req_len > sizeof(fwreq->encap_request))
+               req_len = sizeof(fwreq->encap_request);
+
        /* Locate VF's forwarded command */
-       logical_vf_id = fwd_cmpl->source_id - bp->pf.first_vf_id;
-       fwd_cmd = (struct input *)((uint8_t *)bp->pf.vf_req_buf +
-                  (logical_vf_id * 128));
-
-       /* Provision the request */
-       switch (fwd_cmd->req_type) {
-       case HWRM_CFA_L2_FILTER_ALLOC:
-       case HWRM_CFA_L2_FILTER_FREE:
-       case HWRM_CFA_L2_FILTER_CFG:
-       case HWRM_CFA_L2_SET_RX_MASK:
-               break;
-       default:
-               error_code = HWRM_ERR_CODE_INVALID_PARAMS;
+       fwd_cmd = (struct input *)bp->pf.vf_info[vf_id].req_buf;
+
+       if (fw_vf_id < bp->pf.first_vf_id ||
+           fw_vf_id >= (bp->pf.first_vf_id) + bp->pf.active_vfs) {
+               RTE_LOG(ERR, PMD,
+               "FWD req's source_id 0x%x out of range 0x%x - 0x%x (%d %d)\n",
+                       fw_vf_id, bp->pf.first_vf_id,
+                       (bp->pf.first_vf_id) + bp->pf.active_vfs - 1,
+                       bp->pf.first_vf_id, bp->pf.active_vfs);
                goto reject;
        }
 
-       /* Forward */
-       fwd_cmd->target_id = fwd_cmpl->source_id;
-       bnxt_hwrm_exec_fwd_resp(bp, fwd_cmd);
-       return;
+       if (bnxt_rcv_msg_from_vf(bp, vf_id, fwd_cmd) == true) {
+               /*
+                * In older firmware versions, the MAC had to be all zeros for
+                * the VF to set it's MAC via hwrm_func_vf_cfg. Set to all
+                * zeros if it's being configured and has been ok'd by caller.
+                */
+               if (fwd_cmd->req_type == HWRM_FUNC_VF_CFG) {
+                       struct hwrm_func_vf_cfg_input *vfc = (void *)fwd_cmd;
+
+                       if (vfc->enables &
+                           HWRM_FUNC_VF_CFG_INPUT_ENABLES_DFLT_MAC_ADDR) {
+                               bnxt_hwrm_func_vf_mac(bp, vf_id,
+                               (const uint8_t *)"\x00\x00\x00\x00\x00");
+                       }
+               }
+               if (fwd_cmd->req_type == HWRM_CFA_L2_SET_RX_MASK) {
+                       struct hwrm_cfa_l2_set_rx_mask_input *srm =
+                                                       (void *)fwd_cmd;
+
+                       srm->vlan_tag_tbl_addr = rte_cpu_to_le_64(0);
+                       srm->num_vlan_tags = rte_cpu_to_le_32(0);
+                       srm->mask &= ~rte_cpu_to_le_32(
+                               HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_VLANONLY |
+                           HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_VLAN_NONVLAN |
+                           HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_ANYVLAN_NONVLAN);
+               }
+               /* Forward */
+               rc = bnxt_hwrm_exec_fwd_resp(bp, fw_vf_id, fwd_cmd, req_len);
+               if (rc) {
+                       RTE_LOG(ERR, PMD,
+                               "Failed to send FWD req VF 0x%x, type 0x%x.\n",
+                               fw_vf_id - bp->pf.first_vf_id,
+                               rte_le_to_cpu_16(fwd_cmd->req_type));
+               }
+               return;
+       }
 
 reject:
-       /* TODO: Encap the reject error resp into the hwrm_err_iput? */
-       /* Use the error_code for the reject cmd */
-       RTE_LOG(ERR, PMD,
-               "Error 0x%x found in the forward request\n", error_code);
+       rc = bnxt_hwrm_reject_fwd_resp(bp, fw_vf_id, fwd_cmd, req_len);
+       if (rc) {
+               RTE_LOG(ERR, PMD,
+                       "Failed to send REJECT req VF 0x%x, type 0x%x.\n",
+                       fw_vf_id - bp->pf.first_vf_id,
+                       rte_le_to_cpu_16(fwd_cmd->req_type));
+       }
+
+       return;
 }
 
 /* For the default completion ring only */
+int bnxt_alloc_def_cp_ring(struct bnxt *bp)
+{
+       struct bnxt_cp_ring_info *cpr = bp->def_cp_ring;
+       struct bnxt_ring *cp_ring = cpr->cp_ring_struct;
+       int rc;
+
+       rc = bnxt_hwrm_ring_alloc(bp, cp_ring,
+                                 HWRM_RING_ALLOC_INPUT_RING_TYPE_L2_CMPL,
+                                 0, HWRM_NA_SIGNATURE,
+                                 HWRM_NA_SIGNATURE);
+       if (rc)
+               goto err_out;
+       cpr->cp_doorbell = bp->pdev->mem_resource[2].addr;
+       B_CP_DIS_DB(cpr, cpr->cp_raw_cons);
+       bp->grp_info[0].cp_fw_ring_id = cp_ring->fw_ring_id;
+       if (BNXT_PF(bp))
+               rc = bnxt_hwrm_func_cfg_def_cp(bp);
+       else
+               rc = bnxt_hwrm_vf_func_cfg_def_cp(bp);
+
+err_out:
+       return rc;
+}
+
 void bnxt_free_def_cp_ring(struct bnxt *bp)
 {
        struct bnxt_cp_ring_info *cpr = bp->def_cp_ring;