LXR linux/drivers/net/ethernet/mellanox/mlx5/core/en

   1/*
   2 * Copyright (c) 2016, Mellanox Technologies. All rights reserved.
   3 *
   4 * This software is available to you under a choice of one of two
   5 * licenses.  You may choose to be licensed under the terms of the GNU
   6 * General Public License (GPL) Version 2, available from the file
   7 * COPYING in the main directory of this source tree, or the
   8 * OpenIB.org BSD license below:
   9 *
  10 *     Redistribution and use in source and binary forms, with or
  11 *     without modification, are permitted provided that the following
  12 *     conditions are met:
  13 *
  14 *      - Redistributions of source code must retain the above
  15 *        copyright notice, this list of conditions and the following
  16 *        disclaimer.
  17 *
  18 *      - Redistributions in binary form must reproduce the above
  19 *        copyright notice, this list of conditions and the following
  20 *        disclaimer in the documentation and/or other materials
  21 *        provided with the distribution.
  22 *
  23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30 * SOFTWARE.
  31 */
  32
  33#include <linux/dim.h>
  34#include "en.h"
  35
  36static void
  37mlx5e_complete_dim_work(struct dim *dim, struct dim_cq_moder moder,
  38                        struct mlx5_core_dev *mdev, struct mlx5_core_cq *mcq)
  39{
  40        mlx5_core_modify_cq_moderation(mdev, mcq, moder.usec, moder.pkts);
  41        dim->state = DIM_START_MEASURE;
  42}
  43
  44void mlx5e_rx_dim_work(struct work_struct *work)
  45{
  46        struct dim *dim = container_of(work, struct dim, work);
  47        struct mlx5e_rq *rq = container_of(dim, struct mlx5e_rq, dim);
  48        struct dim_cq_moder cur_moder =
  49                net_dim_get_rx_moderation(dim->mode, dim->profile_ix);
  50
  51        mlx5e_complete_dim_work(dim, cur_moder, rq->mdev, &rq->cq.mcq);
  52}
  53
  54void mlx5e_tx_dim_work(struct work_struct *work)
  55{
  56        struct dim *dim = container_of(work, struct dim, work);
  57        struct mlx5e_txqsq *sq = container_of(dim, struct mlx5e_txqsq, dim);
  58        struct dim_cq_moder cur_moder =
  59                net_dim_get_tx_moderation(dim->mode, dim->profile_ix);
  60
  61        mlx5e_complete_dim_work(dim, cur_moder, sq->cq.mdev, &sq->cq.mcq);
  62}
  63