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
36 static void
37 mlx5e_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
44 void 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
54 void 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 }