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115 lines
4.1 KiB
115 lines
4.1 KiB
/* |
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* Copyright (c) 2007 Mellanox Technologies. All rights reserved. |
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* |
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* This software is available to you under a choice of one of two |
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* licenses. You may choose to be licensed under the terms of the GNU |
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* General Public License (GPL) Version 2, available from the file |
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* COPYING in the main directory of this source tree, or the |
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* OpenIB.org BSD license below: |
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* |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the following |
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* conditions are met: |
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* |
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* - Redistributions of source code must retain the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials |
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* provided with the distribution. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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* |
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*/ |
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#include <linux/slab.h> |
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#include <linux/vmalloc.h> |
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#include <linux/mlx4/qp.h> |
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#include "mlx4_en.h" |
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void mlx4_en_fill_qp_context(struct mlx4_en_priv *priv, int size, int stride, |
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int is_tx, int rss, int qpn, int cqn, |
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int user_prio, struct mlx4_qp_context *context) |
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{ |
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struct mlx4_en_dev *mdev = priv->mdev; |
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struct net_device *dev = priv->dev; |
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memset(context, 0, sizeof(*context)); |
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context->flags = cpu_to_be32(7 << 16 | rss << MLX4_RSS_QPC_FLAG_OFFSET); |
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context->pd = cpu_to_be32(mdev->priv_pdn); |
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context->mtu_msgmax = 0xff; |
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if (!is_tx && !rss) |
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context->rq_size_stride = ilog2(size) << 3 | (ilog2(stride) - 4); |
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if (is_tx) { |
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context->sq_size_stride = ilog2(size) << 3 | (ilog2(stride) - 4); |
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if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_PORT_REMAP) |
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context->params2 |= cpu_to_be32(MLX4_QP_BIT_FPP); |
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} else { |
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context->sq_size_stride = ilog2(TXBB_SIZE) - 4; |
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} |
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context->usr_page = cpu_to_be32(mlx4_to_hw_uar_index(mdev->dev, |
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mdev->priv_uar.index)); |
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context->local_qpn = cpu_to_be32(qpn); |
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context->pri_path.ackto = 1 & 0x07; |
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context->pri_path.sched_queue = 0x83 | (priv->port - 1) << 6; |
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/* force user priority per tx ring */ |
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if (user_prio >= 0 && priv->prof->num_up == MLX4_EN_NUM_UP_HIGH) { |
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context->pri_path.sched_queue |= user_prio << 3; |
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context->pri_path.feup = MLX4_FEUP_FORCE_ETH_UP; |
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} |
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context->pri_path.counter_index = priv->counter_index; |
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context->cqn_send = cpu_to_be32(cqn); |
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context->cqn_recv = cpu_to_be32(cqn); |
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if (!rss && |
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(mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_LB_SRC_CHK) && |
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context->pri_path.counter_index != |
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MLX4_SINK_COUNTER_INDEX(mdev->dev)) { |
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/* disable multicast loopback to qp with same counter */ |
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if (!(dev->features & NETIF_F_LOOPBACK)) |
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context->pri_path.fl |= MLX4_FL_ETH_SRC_CHECK_MC_LB; |
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context->pri_path.control |= MLX4_CTRL_ETH_SRC_CHECK_IF_COUNTER; |
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} |
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context->db_rec_addr = cpu_to_be64(priv->res.db.dma << 2); |
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if (!(dev->features & NETIF_F_HW_VLAN_CTAG_RX)) |
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context->param3 |= cpu_to_be32(1 << 30); |
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if (!is_tx && !rss && |
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(mdev->dev->caps.tunnel_offload_mode == MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)) { |
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en_dbg(HW, priv, "Setting RX qp %x tunnel mode to RX tunneled & non-tunneled\n", qpn); |
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context->srqn = cpu_to_be32(7 << 28); /* this fills bits 30:28 */ |
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} |
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} |
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int mlx4_en_change_mcast_lb(struct mlx4_en_priv *priv, struct mlx4_qp *qp, |
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int loopback) |
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{ |
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int ret; |
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struct mlx4_update_qp_params qp_params; |
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memset(&qp_params, 0, sizeof(qp_params)); |
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if (!loopback) |
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qp_params.flags = MLX4_UPDATE_QP_PARAMS_FLAGS_ETH_CHECK_MC_LB; |
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ret = mlx4_update_qp(priv->mdev->dev, qp->qpn, |
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MLX4_UPDATE_QP_ETH_SRC_CHECK_MC_LB, |
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&qp_params); |
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return ret; |
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} |
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void mlx4_en_sqp_event(struct mlx4_qp *qp, enum mlx4_event event) |
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{ |
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return; |
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} |
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