bnx2x: Add support in PF driver for RSC

[linux-drm-fsl-dcu.git] / drivers / net / ethernet / broadcom / bnx2x / bnx2x_vfpf.c

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
index ebad48a330e73fb493dc55dcd02dbc5df301453b..dfaed288becd11576fa8abfee42efa898fdf9100 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
@@ -1159,7 +1159,8 @@ static void bnx2x_vf_mbx_acquire_resp(struct bnx2x *bp, struct bnx2x_virtf *vf,
        resp->pfdev_info.db_size = bp->db_size;
        resp->pfdev_info.indices_per_sb = HC_SB_MAX_INDICES_E2;
        resp->pfdev_info.pf_cap = (PFVF_CAP_RSS |
-                                  /* PFVF_CAP_DHC |*/ PFVF_CAP_TPA);
+                                  PFVF_CAP_TPA |
+                                  PFVF_CAP_TPA_UPDATE);
        bnx2x_fill_fw_str(bp, resp->pfdev_info.fw_ver,
                          sizeof(resp->pfdev_info.fw_ver));
 
@@ -1910,6 +1911,75 @@ mbx_resp:
                bnx2x_vf_mbx_resp(bp, vf);
 }
 
+static int bnx2x_validate_tpa_params(struct bnx2x *bp,
+                                      struct vfpf_tpa_tlv *tpa_tlv)
+{
+       int rc = 0;
+
+       if (tpa_tlv->tpa_client_info.max_sges_for_packet >
+           U_ETH_MAX_SGES_FOR_PACKET) {
+               rc = -EINVAL;
+               BNX2X_ERR("TPA update: max_sges received %d, max is %d\n",
+                         tpa_tlv->tpa_client_info.max_sges_for_packet,
+                         U_ETH_MAX_SGES_FOR_PACKET);
+       }
+
+       if (tpa_tlv->tpa_client_info.max_tpa_queues > MAX_AGG_QS(bp)) {
+               rc = -EINVAL;
+               BNX2X_ERR("TPA update: max_tpa_queues received %d, max is %d\n",
+                         tpa_tlv->tpa_client_info.max_tpa_queues,
+                         MAX_AGG_QS(bp));
+       }
+
+       return rc;
+}
+
+static void bnx2x_vf_mbx_update_tpa(struct bnx2x *bp, struct bnx2x_virtf *vf,
+                                   struct bnx2x_vf_mbx *mbx)
+{
+       struct bnx2x_vfop_cmd cmd = {
+               .done = bnx2x_vf_mbx_resp,
+               .block = false,
+       };
+       struct bnx2x_queue_update_tpa_params *vf_op_params =
+               &vf->op_params.qstate.params.update_tpa;
+       struct vfpf_tpa_tlv *tpa_tlv = &mbx->msg->req.update_tpa;
+
+       memset(vf_op_params, 0, sizeof(*vf_op_params));
+
+       if (bnx2x_validate_tpa_params(bp, tpa_tlv))
+               goto mbx_resp;
+
+       vf_op_params->complete_on_both_clients =
+               tpa_tlv->tpa_client_info.complete_on_both_clients;
+       vf_op_params->dont_verify_thr =
+               tpa_tlv->tpa_client_info.dont_verify_thr;
+       vf_op_params->max_agg_sz =
+               tpa_tlv->tpa_client_info.max_agg_size;
+       vf_op_params->max_sges_pkt =
+               tpa_tlv->tpa_client_info.max_sges_for_packet;
+       vf_op_params->max_tpa_queues =
+               tpa_tlv->tpa_client_info.max_tpa_queues;
+       vf_op_params->sge_buff_sz =
+               tpa_tlv->tpa_client_info.sge_buff_size;
+       vf_op_params->sge_pause_thr_high =
+               tpa_tlv->tpa_client_info.sge_pause_thr_high;
+       vf_op_params->sge_pause_thr_low =
+               tpa_tlv->tpa_client_info.sge_pause_thr_low;
+       vf_op_params->tpa_mode =
+               tpa_tlv->tpa_client_info.tpa_mode;
+       vf_op_params->update_ipv4 =
+               tpa_tlv->tpa_client_info.update_ipv4;
+       vf_op_params->update_ipv6 =
+               tpa_tlv->tpa_client_info.update_ipv6;
+
+       vf->op_rc = bnx2x_vfop_tpa_cmd(bp, vf, &cmd, tpa_tlv);
+
+mbx_resp:
+       if (vf->op_rc)
+               bnx2x_vf_mbx_resp(bp, vf);
+}
+
 /* dispatch request */
 static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf,
                                  struct bnx2x_vf_mbx *mbx)
@@ -1949,6 +2019,9 @@ static void bnx2x_vf_mbx_request(struct bnx2x *bp, struct bnx2x_virtf *vf,
                case CHANNEL_TLV_UPDATE_RSS:
                        bnx2x_vf_mbx_update_rss(bp, vf, mbx);
                        return;
+               case CHANNEL_TLV_UPDATE_TPA:
+                       bnx2x_vf_mbx_update_tpa(bp, vf, mbx);
+                       return;
                }
 
        } else {