cregit-Linux how code gets into the kernel

Release 4.7 drivers/net/ethernet/mellanox/mlx5/core/fw.c

/*
 * Copyright (c) 2013-2015, 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 <linux/mlx5/driver.h>
#include <linux/mlx5/cmd.h>
#include <linux/module.h>
#include "mlx5_core.h"


static int mlx5_cmd_query_adapter(struct mlx5_core_dev *dev, u32 *out, int outlen) { u32 in[MLX5_ST_SZ_DW(query_adapter_in)]; memset(in, 0, sizeof(in)); MLX5_SET(query_adapter_in, in, opcode, MLX5_CMD_OP_QUERY_ADAPTER); return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, outlen); }

Contributors

PersonTokensPropCommitsCommitProp
eli coheneli cohen4161.19%133.33%
majd dibbinymajd dibbiny2638.81%266.67%
Total67100.00%3100.00%


int mlx5_query_board_id(struct mlx5_core_dev *dev) { u32 *out; int outlen = MLX5_ST_SZ_BYTES(query_adapter_out); int err; out = kzalloc(outlen, GFP_KERNEL); if (!out) return -ENOMEM; err = mlx5_cmd_query_adapter(dev, out, outlen); if (err) goto out; memcpy(dev->board_id, MLX5_ADDR_OF(query_adapter_out, out, query_adapter_struct.vsd_contd_psid), MLX5_FLD_SZ_BYTES(query_adapter_out, query_adapter_struct.vsd_contd_psid)); out: kfree(out); return err; }

Contributors

PersonTokensPropCommitsCommitProp
majd dibbinymajd dibbiny7273.47%150.00%
eli coheneli cohen2626.53%150.00%
Total98100.00%2100.00%


int mlx5_core_query_vendor_id(struct mlx5_core_dev *mdev, u32 *vendor_id) { u32 *out; int outlen = MLX5_ST_SZ_BYTES(query_adapter_out); int err; out = kzalloc(outlen, GFP_KERNEL); if (!out) return -ENOMEM; err = mlx5_cmd_query_adapter(mdev, out, outlen); if (err) goto out; *vendor_id = MLX5_GET(query_adapter_out, out, query_adapter_struct.ieee_vendor_id); out: kfree(out); return err; }

Contributors

PersonTokensPropCommitsCommitProp
majd dibbinymajd dibbiny7685.39%150.00%
eli coheneli cohen1314.61%150.00%
Total89100.00%2100.00%

EXPORT_SYMBOL(mlx5_core_query_vendor_id);
int mlx5_query_hca_caps(struct mlx5_core_dev *dev) { int err; err = mlx5_core_get_caps(dev, MLX5_CAP_GENERAL); if (err) return err; if (MLX5_CAP_GEN(dev, eth_net_offloads)) { err = mlx5_core_get_caps(dev, MLX5_CAP_ETHERNET_OFFLOADS); if (err) return err; } if (MLX5_CAP_GEN(dev, pg)) { err = mlx5_core_get_caps(dev, MLX5_CAP_ODP); if (err) return err; } if (MLX5_CAP_GEN(dev, atomic)) { err = mlx5_core_get_caps(dev, MLX5_CAP_ATOMIC); if (err) return err; } if (MLX5_CAP_GEN(dev, roce)) { err = mlx5_core_get_caps(dev, MLX5_CAP_ROCE); if (err) return err; } if (MLX5_CAP_GEN(dev, nic_flow_table)) { err = mlx5_core_get_caps(dev, MLX5_CAP_FLOW_TABLE); if (err) return err; } if (MLX5_CAP_GEN(dev, vport_group_manager) && MLX5_CAP_GEN(dev, eswitch_flow_table)) { err = mlx5_core_get_caps(dev, MLX5_CAP_ESWITCH_FLOW_TABLE); if (err) return err; } if (MLX5_CAP_GEN(dev, eswitch_flow_table)) { err = mlx5_core_get_caps(dev, MLX5_CAP_ESWITCH); if (err) return err; } if (MLX5_CAP_GEN(dev, vector_calc)) { err = mlx5_core_get_caps(dev, MLX5_CAP_VECTOR_CALC); if (err) return err; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
saeed mahameedsaeed mahameed16865.88%450.00%
haggai eranhaggai eran4818.82%112.50%
sagi grimbergsagi grimberg2710.59%112.50%
eli coheneli cohen124.71%225.00%
Total255100.00%8100.00%


int mlx5_cmd_init_hca(struct mlx5_core_dev *dev) { struct mlx5_cmd_init_hca_mbox_in in; struct mlx5_cmd_init_hca_mbox_out out; int err; memset(&in, 0, sizeof(in)); memset(&out, 0, sizeof(out)); in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_INIT_HCA); err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); if (err) return err; if (out.hdr.status) err = mlx5_cmd_status_to_err(&out.hdr); return err; }

Contributors

PersonTokensPropCommitsCommitProp
eli coheneli cohen109100.00%1100.00%
Total109100.00%1100.00%


int mlx5_cmd_teardown_hca(struct mlx5_core_dev *dev) { struct mlx5_cmd_teardown_hca_mbox_in in; struct mlx5_cmd_teardown_hca_mbox_out out; int err; memset(&in, 0, sizeof(in)); memset(&out, 0, sizeof(out)); in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_TEARDOWN_HCA); err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); if (err) return err; if (out.hdr.status) err = mlx5_cmd_status_to_err(&out.hdr); return err; }

Contributors

PersonTokensPropCommitsCommitProp
eli coheneli cohen109100.00%1100.00%
Total109100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
eli coheneli cohen32243.22%218.18%
majd dibbinymajd dibbiny17924.03%218.18%
saeed mahameedsaeed mahameed16922.68%545.45%
haggai eranhaggai eran486.44%19.09%
sagi grimbergsagi grimberg273.62%19.09%
Total745100.00%11100.00%
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