Release 4.15 drivers/net/ethernet/mellanox/mlx5/core/en_common.c
/*
* Copyright (c) 2016, Mellanox Technologies. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "en.h"
/* mlx5e global resources should be placed in this file.
* Global resources are common to all the netdevices crated on the same nic.
*/
int mlx5e_create_tir(struct mlx5_core_dev *mdev,
struct mlx5e_tir *tir, u32 *in, int inlen)
{
int err;
err = mlx5_core_create_tir(mdev, in, inlen, &tir->tirn);
if (err)
return err;
list_add(&tir->list, &mdev->mlx5e_res.td.tirs_list);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Hadar Hen Zion | 68 | 100.00% | 1 | 100.00% |
| Total | 68 | 100.00% | 1 | 100.00% |
void mlx5e_destroy_tir(struct mlx5_core_dev *mdev,
struct mlx5e_tir *tir)
{
mlx5_core_destroy_tir(mdev, tir->tirn);
list_del(&tir->list);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Hadar Hen Zion | 32 | 100.00% | 1 | 100.00% |
| Total | 32 | 100.00% | 1 | 100.00% |
static int mlx5e_create_mkey(struct mlx5_core_dev *mdev, u32 pdn,
struct mlx5_core_mkey *mkey)
{
int inlen = MLX5_ST_SZ_BYTES(create_mkey_in);
void *mkc;
u32 *in;
int err;
in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
MLX5_SET(mkc, mkc, access_mode, MLX5_MKC_ACCESS_MODE_PA);
MLX5_SET(mkc, mkc, lw, 1);
MLX5_SET(mkc, mkc, lr, 1);
MLX5_SET(mkc, mkc, pd, pdn);
MLX5_SET(mkc, mkc, length64, 1);
MLX5_SET(mkc, mkc, qpn, 0xffffff);
err = mlx5_core_create_mkey(mdev, mkey, in, inlen);
kvfree(in);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Saeed Mahameed | 82 | 53.25% | 1 | 33.33% |
| Hadar Hen Zion | 69 | 44.81% | 1 | 33.33% |
| Leon Romanovsky | 3 | 1.95% | 1 | 33.33% |
| Total | 154 | 100.00% | 3 | 100.00% |
int mlx5e_create_mdev_resources(struct mlx5_core_dev *mdev)
{
struct mlx5e_resources *res = &mdev->mlx5e_res;
int err;
err = mlx5_core_alloc_pd(mdev, &res->pdn);
if (err) {
mlx5_core_err(mdev, "alloc pd failed, %d\n", err);
return err;
}
err = mlx5_core_alloc_transport_domain(mdev, &res->td.tdn);
if (err) {
mlx5_core_err(mdev, "alloc td failed, %d\n", err);
goto err_dealloc_pd;
}
err = mlx5e_create_mkey(mdev, res->pdn, &res->mkey);
if (err) {
mlx5_core_err(mdev, "create mkey failed, %d\n", err);
goto err_dealloc_transport_domain;
}
err = mlx5_alloc_bfreg(mdev, &res->bfreg, false, false);
if (err) {
mlx5_core_err(mdev, "alloc bfreg failed, %d\n", err);
goto err_destroy_mkey;
}
INIT_LIST_HEAD(&mdev->mlx5e_res.td.tirs_list);
return 0;
err_destroy_mkey:
mlx5_core_destroy_mkey(mdev, &res->mkey);
err_dealloc_transport_domain:
mlx5_core_dealloc_transport_domain(mdev, res->td.tdn);
err_dealloc_pd:
mlx5_core_dealloc_pd(mdev, res->pdn);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Hadar Hen Zion | 158 | 76.33% | 2 | 50.00% |
| Saeed Mahameed | 46 | 22.22% | 1 | 25.00% |
| Eli Cohen | 3 | 1.45% | 1 | 25.00% |
| Total | 207 | 100.00% | 4 | 100.00% |
void mlx5e_destroy_mdev_resources(struct mlx5_core_dev *mdev)
{
struct mlx5e_resources *res = &mdev->mlx5e_res;
mlx5_free_bfreg(mdev, &res->bfreg);
mlx5_core_destroy_mkey(mdev, &res->mkey);
mlx5_core_dealloc_transport_domain(mdev, res->td.tdn);
mlx5_core_dealloc_pd(mdev, res->pdn);
memset(res, 0, sizeof(*res));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Hadar Hen Zion | 50 | 68.49% | 1 | 33.33% |
| Alex Vesker | 13 | 17.81% | 1 | 33.33% |
| Saeed Mahameed | 10 | 13.70% | 1 | 33.33% |
| Total | 73 | 100.00% | 3 | 100.00% |
int mlx5e_refresh_tirs(struct mlx5e_priv *priv, bool enable_uc_lb)
{
struct mlx5_core_dev *mdev = priv->mdev;
struct mlx5e_tir *tir;
int err = -ENOMEM;
u32 tirn = 0;
int inlen;
void *in;
inlen = MLX5_ST_SZ_BYTES(modify_tir_in);
in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
goto out;
if (enable_uc_lb)
MLX5_SET(modify_tir_in, in, ctx.self_lb_block,
MLX5_TIRC_SELF_LB_BLOCK_BLOCK_UNICAST_);
MLX5_SET(modify_tir_in, in, bitmask.self_lb_en, 1);
list_for_each_entry(tir, &mdev->mlx5e_res.td.tirs_list, list) {
tirn = tir->tirn;
err = mlx5_core_modify_tir(mdev, tirn, in, inlen);
if (err)
goto out;
}
out:
kvfree(in);
if (err)
netdev_err(priv->netdev, "refresh tir(0x%x) failed, %d\n", tirn, err);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Hadar Hen Zion | 80 | 49.38% | 1 | 20.00% |
| Saeed Mahameed | 71 | 43.83% | 2 | 40.00% |
| Kamal Heib | 8 | 4.94% | 1 | 20.00% |
| Leon Romanovsky | 3 | 1.85% | 1 | 20.00% |
| Total | 162 | 100.00% | 5 | 100.00% |
u8 mlx5e_params_calculate_tx_min_inline(struct mlx5_core_dev *mdev)
{
u8 min_inline_mode;
mlx5_query_min_inline(mdev, &min_inline_mode);
if (min_inline_mode == MLX5_INLINE_MODE_NONE &&
!MLX5_CAP_ETH(mdev, wqe_vlan_insert))
min_inline_mode = MLX5_INLINE_MODE_L2;
return min_inline_mode;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Huy Nguyen | 42 | 100.00% | 1 | 100.00% |
| Total | 42 | 100.00% | 1 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Hadar Hen Zion | 462 | 62.18% | 2 | 18.18% |
| Saeed Mahameed | 209 | 28.13% | 4 | 36.36% |
| Huy Nguyen | 42 | 5.65% | 1 | 9.09% |
| Alex Vesker | 13 | 1.75% | 1 | 9.09% |
| Kamal Heib | 8 | 1.08% | 1 | 9.09% |
| Leon Romanovsky | 6 | 0.81% | 1 | 9.09% |
| Eli Cohen | 3 | 0.40% | 1 | 9.09% |
| Total | 743 | 100.00% | 11 | 100.00% |
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