cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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en_dim.c (2388B)

      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}