2 * Copyright (c) 2016, Mellanox Technologies. All rights reserved.
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:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
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.
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
35 /* mlx5e global resources should be placed in this file.
36 * Global resources are common to all the netdevices crated on the same nic.
39 int mlx5e_create_tir(struct mlx5_core_dev
*mdev
,
40 struct mlx5e_tir
*tir
, u32
*in
, int inlen
)
44 err
= mlx5_core_create_tir(mdev
, in
, inlen
, &tir
->tirn
);
48 list_add(&tir
->list
, &mdev
->mlx5e_res
.td
.tirs_list
);
53 void mlx5e_destroy_tir(struct mlx5_core_dev
*mdev
,
54 struct mlx5e_tir
*tir
)
56 mlx5_core_destroy_tir(mdev
, tir
->tirn
);
60 static int mlx5e_create_mkey(struct mlx5_core_dev
*mdev
, u32 pdn
,
61 struct mlx5_core_mkey
*mkey
)
63 struct mlx5_create_mkey_mbox_in
*in
;
66 in
= mlx5_vzalloc(sizeof(*in
));
70 in
->seg
.flags
= MLX5_PERM_LOCAL_WRITE
|
71 MLX5_PERM_LOCAL_READ
|
73 in
->seg
.flags_pd
= cpu_to_be32(pdn
| MLX5_MKEY_LEN64
);
74 in
->seg
.qpn_mkey7_0
= cpu_to_be32(0xffffff << 8);
76 err
= mlx5_core_create_mkey(mdev
, mkey
, in
, sizeof(*in
), NULL
, NULL
,
84 int mlx5e_create_mdev_resources(struct mlx5_core_dev
*mdev
)
86 struct mlx5e_resources
*res
= &mdev
->mlx5e_res
;
89 err
= mlx5_alloc_map_uar(mdev
, &res
->cq_uar
, false);
91 mlx5_core_err(mdev
, "alloc_map uar failed, %d\n", err
);
95 err
= mlx5_core_alloc_pd(mdev
, &res
->pdn
);
97 mlx5_core_err(mdev
, "alloc pd failed, %d\n", err
);
98 goto err_unmap_free_uar
;
101 err
= mlx5_core_alloc_transport_domain(mdev
, &res
->td
.tdn
);
103 mlx5_core_err(mdev
, "alloc td failed, %d\n", err
);
107 err
= mlx5e_create_mkey(mdev
, res
->pdn
, &res
->mkey
);
109 mlx5_core_err(mdev
, "create mkey failed, %d\n", err
);
110 goto err_dealloc_transport_domain
;
113 INIT_LIST_HEAD(&mdev
->mlx5e_res
.td
.tirs_list
);
117 err_dealloc_transport_domain
:
118 mlx5_core_dealloc_transport_domain(mdev
, res
->td
.tdn
);
120 mlx5_core_dealloc_pd(mdev
, res
->pdn
);
122 mlx5_unmap_free_uar(mdev
, &res
->cq_uar
);
127 void mlx5e_destroy_mdev_resources(struct mlx5_core_dev
*mdev
)
129 struct mlx5e_resources
*res
= &mdev
->mlx5e_res
;
131 mlx5_core_destroy_mkey(mdev
, &res
->mkey
);
132 mlx5_core_dealloc_transport_domain(mdev
, res
->td
.tdn
);
133 mlx5_core_dealloc_pd(mdev
, res
->pdn
);
134 mlx5_unmap_free_uar(mdev
, &res
->cq_uar
);
137 int mlx5e_refresh_tirs_self_loopback_enable(struct mlx5_core_dev
*mdev
)
139 struct mlx5e_tir
*tir
;
144 inlen
= MLX5_ST_SZ_BYTES(modify_tir_in
);
145 in
= mlx5_vzalloc(inlen
);
149 MLX5_SET(modify_tir_in
, in
, bitmask
.self_lb_en
, 1);
151 list_for_each_entry(tir
, &mdev
->mlx5e_res
.td
.tirs_list
, list
) {
152 err
= mlx5_core_modify_tir(mdev
, tir
->tirn
, in
, inlen
);