1dc7e38acSHans Petter Selasky /*- 27b9b93a8SHans Petter Selasky * Copyright (c) 2013-2017, Mellanox Technologies, Ltd. All rights reserved. 3dc7e38acSHans Petter Selasky * 4dc7e38acSHans Petter Selasky * Redistribution and use in source and binary forms, with or without 5dc7e38acSHans Petter Selasky * modification, are permitted provided that the following conditions 6dc7e38acSHans Petter Selasky * are met: 7dc7e38acSHans Petter Selasky * 1. Redistributions of source code must retain the above copyright 8dc7e38acSHans Petter Selasky * notice, this list of conditions and the following disclaimer. 9dc7e38acSHans Petter Selasky * 2. Redistributions in binary form must reproduce the above copyright 10dc7e38acSHans Petter Selasky * notice, this list of conditions and the following disclaimer in the 11dc7e38acSHans Petter Selasky * documentation and/or other materials provided with the distribution. 12dc7e38acSHans Petter Selasky * 13dc7e38acSHans Petter Selasky * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND 14dc7e38acSHans Petter Selasky * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15dc7e38acSHans Petter Selasky * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16dc7e38acSHans Petter Selasky * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 17dc7e38acSHans Petter Selasky * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18dc7e38acSHans Petter Selasky * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19dc7e38acSHans Petter Selasky * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20dc7e38acSHans Petter Selasky * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21dc7e38acSHans Petter Selasky * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22dc7e38acSHans Petter Selasky * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23dc7e38acSHans Petter Selasky * SUCH DAMAGE. 24dc7e38acSHans Petter Selasky * 25dc7e38acSHans Petter Selasky * $FreeBSD$ 26dc7e38acSHans Petter Selasky */ 27dc7e38acSHans Petter Selasky 28ee9d634bSKonstantin Belousov #include "opt_rss.h" 29ee9d634bSKonstantin Belousov #include "opt_ratelimit.h" 30ee9d634bSKonstantin Belousov 31dc7e38acSHans Petter Selasky #include <linux/kernel.h> 32dc7e38acSHans Petter Selasky #include <linux/module.h> 33dc7e38acSHans Petter Selasky #include <dev/mlx5/driver.h> 34dc7e38acSHans Petter Selasky #include <rdma/ib_verbs.h> 3512c56d7dSHans Petter Selasky #include <dev/mlx5/mlx5_core/mlx5_core.h> 36dc7e38acSHans Petter Selasky 37dc7e38acSHans Petter Selasky int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn) 38dc7e38acSHans Petter Selasky { 39788333d9SHans Petter Selasky u32 in[MLX5_ST_SZ_DW(attach_to_mcg_in)] = {0}; 40788333d9SHans Petter Selasky u32 out[MLX5_ST_SZ_DW(attach_to_mcg_out)] = {0}; 41dc7e38acSHans Petter Selasky 42dc7e38acSHans Petter Selasky MLX5_SET(attach_to_mcg_in, in, opcode, MLX5_CMD_OP_ATTACH_TO_MCG); 43dc7e38acSHans Petter Selasky MLX5_SET(attach_to_mcg_in, in, qpn, qpn); 44dc7e38acSHans Petter Selasky memcpy(MLX5_ADDR_OF(attach_to_mcg_in, in, multicast_gid), mgid, 45dc7e38acSHans Petter Selasky sizeof(*mgid)); 46dc7e38acSHans Petter Selasky 47788333d9SHans Petter Selasky return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); 48dc7e38acSHans Petter Selasky } 49dc7e38acSHans Petter Selasky EXPORT_SYMBOL(mlx5_core_attach_mcg); 50dc7e38acSHans Petter Selasky 51dc7e38acSHans Petter Selasky int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn) 52dc7e38acSHans Petter Selasky { 53788333d9SHans Petter Selasky u32 in[MLX5_ST_SZ_DW(detach_from_mcg_in)] = {0}; 54788333d9SHans Petter Selasky u32 out[MLX5_ST_SZ_DW(detach_from_mcg_out)] = {0}; 55dc7e38acSHans Petter Selasky 56dc7e38acSHans Petter Selasky MLX5_SET(detach_from_mcg_in, in, opcode, MLX5_CMD_OP_DETACH_FROM_MCG); 57dc7e38acSHans Petter Selasky MLX5_SET(detach_from_mcg_in, in, qpn, qpn); 58dc7e38acSHans Petter Selasky memcpy(MLX5_ADDR_OF(detach_from_mcg_in, in, multicast_gid), mgid, 59dc7e38acSHans Petter Selasky sizeof(*mgid)); 60dc7e38acSHans Petter Selasky 61788333d9SHans Petter Selasky return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); 62dc7e38acSHans Petter Selasky } 63dc7e38acSHans Petter Selasky EXPORT_SYMBOL(mlx5_core_detach_mcg); 64