cregit-Linux how code gets into the kernel

Release 4.11 drivers/net/ethernet/mellanox/mlx5/core/port.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/module.h>
#include <linux/mlx5/driver.h>
#include <linux/mlx5/port.h>
#include <linux/mlx5/cmd.h>
#include "mlx5_core.h"


int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in, int size_in, void *data_out, int size_out, u16 reg_id, int arg, int write) { int outlen = MLX5_ST_SZ_BYTES(access_register_out) + size_out; int inlen = MLX5_ST_SZ_BYTES(access_register_in) + size_in; int err = -ENOMEM; u32 *out = NULL; u32 *in = NULL; void *data; in = mlx5_vzalloc(inlen); out = mlx5_vzalloc(outlen); if (!in || !out) goto out; data = MLX5_ADDR_OF(access_register_in, in, register_data); memcpy(data, data_in, size_in); MLX5_SET(access_register_in, in, opcode, MLX5_CMD_OP_ACCESS_REG); MLX5_SET(access_register_in, in, op_mod, !write); MLX5_SET(access_register_in, in, argument, arg); MLX5_SET(access_register_in, in, register_id, reg_id); err = mlx5_cmd_exec(dev, in, inlen, out, outlen); if (err) goto out; data = MLX5_ADDR_OF(access_register_out, out, register_data); memcpy(data_out, data, size_out); out: kvfree(out); kvfree(in); return err; }

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Eli Cohen13159.01%133.33%
Saeed Mahameed8940.09%133.33%
Al Viro20.90%133.33%
Total222100.00%3100.00%

EXPORT_SYMBOL_GPL(mlx5_core_access_reg);
int mlx5_query_pcam_reg(struct mlx5_core_dev *dev, u32 *pcam, u8 feature_group, u8 access_reg_group) { u32 in[MLX5_ST_SZ_DW(pcam_reg)] = {0}; int sz = MLX5_ST_SZ_BYTES(pcam_reg); MLX5_SET(pcam_reg, in, feature_group, feature_group); MLX5_SET(pcam_reg, in, access_reg_group, access_reg_group); return mlx5_core_access_reg(dev, in, sz, pcam, sz, MLX5_REG_PCAM, 0, 0); }

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Gal Pressman83100.00%1100.00%
Total83100.00%1100.00%


int mlx5_query_mcam_reg(struct mlx5_core_dev *dev, u32 *mcam, u8 feature_group, u8 access_reg_group) { u32 in[MLX5_ST_SZ_DW(mcam_reg)] = {0}; int sz = MLX5_ST_SZ_BYTES(mcam_reg); MLX5_SET(mcam_reg, in, feature_group, feature_group); MLX5_SET(mcam_reg, in, access_reg_group, access_reg_group); return mlx5_core_access_reg(dev, in, sz, mcam, sz, MLX5_REG_MCAM, 0, 0); }

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Gal Pressman83100.00%1100.00%
Total83100.00%1100.00%

struct mlx5_reg_pcap { u8 rsvd0; u8 port_num; u8 rsvd1[2]; __be32 caps_127_96; __be32 caps_95_64; __be32 caps_63_32; __be32 caps_31_0; };
int mlx5_set_port_caps(struct mlx5_core_dev *dev, u8 port_num, u32 caps) { struct mlx5_reg_pcap in; struct mlx5_reg_pcap out; memset(&in, 0, sizeof(in)); in.caps_127_96 = cpu_to_be32(caps); in.port_num = port_num; return mlx5_core_access_reg(dev, &in, sizeof(in), &out, sizeof(out), MLX5_REG_PCAP, 0, 1); }

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PersonTokensPropCommitsCommitProp
Eli Cohen7897.50%133.33%
Achiad Shochat11.25%133.33%
Jack Morgenstein11.25%133.33%
Total80100.00%3100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_caps);
int mlx5_query_port_ptys(struct mlx5_core_dev *dev, u32 *ptys, int ptys_size, int proto_mask, u8 local_port) { u32 in[MLX5_ST_SZ_DW(ptys_reg)] = {0}; MLX5_SET(ptys_reg, in, local_port, local_port); MLX5_SET(ptys_reg, in, proto_mask, proto_mask); return mlx5_core_access_reg(dev, in, sizeof(in), ptys, ptys_size, MLX5_REG_PTYS, 0, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed7693.83%250.00%
Majd Dibbiny44.94%125.00%
Achiad Shochat11.23%125.00%
Total81100.00%4100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_ptys);
int mlx5_set_port_beacon(struct mlx5_core_dev *dev, u16 beacon_duration) { u32 in[MLX5_ST_SZ_DW(mlcr_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(mlcr_reg)]; MLX5_SET(mlcr_reg, in, local_port, 1); MLX5_SET(mlcr_reg, in, beacon_duration, beacon_duration); return mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_MLCR, 0, 1); }

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Gal Pressman7792.77%150.00%
Saeed Mahameed67.23%150.00%
Total83100.00%2100.00%


int mlx5_query_port_proto_cap(struct mlx5_core_dev *dev, u32 *proto_cap, int proto_mask) { u32 out[MLX5_ST_SZ_DW(ptys_reg)]; int err; err = mlx5_query_port_ptys(dev, out, sizeof(out), proto_mask, 1); if (err) return err; if (proto_mask == MLX5_PTYS_EN) *proto_cap = MLX5_GET(ptys_reg, out, eth_proto_capability); else *proto_cap = MLX5_GET(ptys_reg, out, ib_proto_capability); return 0; }

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Saeed Mahameed8697.73%150.00%
Majd Dibbiny22.27%150.00%
Total88100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_proto_cap);
int mlx5_query_port_proto_admin(struct mlx5_core_dev *dev, u32 *proto_admin, int proto_mask) { u32 out[MLX5_ST_SZ_DW(ptys_reg)]; int err; err = mlx5_query_port_ptys(dev, out, sizeof(out), proto_mask, 1); if (err) return err; if (proto_mask == MLX5_PTYS_EN) *proto_admin = MLX5_GET(ptys_reg, out, eth_proto_admin); else *proto_admin = MLX5_GET(ptys_reg, out, ib_proto_admin); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed8697.73%150.00%
Majd Dibbiny22.27%150.00%
Total88100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_proto_admin);
int mlx5_query_port_link_width_oper(struct mlx5_core_dev *dev, u8 *link_width_oper, u8 local_port) { u32 out[MLX5_ST_SZ_DW(ptys_reg)]; int err; err = mlx5_query_port_ptys(dev, out, sizeof(out), MLX5_PTYS_IB, local_port); if (err) return err; *link_width_oper = MLX5_GET(ptys_reg, out, ib_link_width_oper); return 0; }

Contributors

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Majd Dibbiny69100.00%1100.00%
Total69100.00%1100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_link_width_oper);
int mlx5_query_port_eth_proto_oper(struct mlx5_core_dev *dev, u32 *proto_oper, u8 local_port) { u32 out[MLX5_ST_SZ_DW(ptys_reg)]; int err; err = mlx5_query_port_ptys(dev, out, sizeof(out), MLX5_PTYS_EN, local_port); if (err) return err; *proto_oper = MLX5_GET(ptys_reg, out, eth_proto_oper); return 0; }

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Majd Dibbiny6289.86%150.00%
Noa Osherovich710.14%150.00%
Total69100.00%2100.00%

EXPORT_SYMBOL(mlx5_query_port_eth_proto_oper);
int mlx5_query_port_ib_proto_oper(struct mlx5_core_dev *dev, u8 *proto_oper, u8 local_port) { u32 out[MLX5_ST_SZ_DW(ptys_reg)]; int err; err = mlx5_query_port_ptys(dev, out, sizeof(out), MLX5_PTYS_IB, local_port); if (err) return err; *proto_oper = MLX5_GET(ptys_reg, out, ib_proto_oper); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Noa Osherovich5376.81%150.00%
Majd Dibbiny1623.19%150.00%
Total69100.00%2100.00%

EXPORT_SYMBOL(mlx5_query_port_ib_proto_oper);
int mlx5_set_port_ptys(struct mlx5_core_dev *dev, bool an_disable, u32 proto_admin, int proto_mask) { u32 out[MLX5_ST_SZ_DW(ptys_reg)]; u32 in[MLX5_ST_SZ_DW(ptys_reg)]; u8 an_disable_admin; u8 an_disable_cap; u8 an_status; mlx5_query_port_autoneg(dev, proto_mask, &an_status, &an_disable_cap, &an_disable_admin); if (!an_disable_cap && an_disable) return -EPERM; memset(in, 0, sizeof(in)); MLX5_SET(ptys_reg, in, local_port, 1); MLX5_SET(ptys_reg, in, an_disable_admin, an_disable); MLX5_SET(ptys_reg, in, proto_mask, proto_mask); if (proto_mask == MLX5_PTYS_EN) MLX5_SET(ptys_reg, in, eth_proto_admin, proto_admin); else MLX5_SET(ptys_reg, in, ib_proto_admin, proto_admin); return mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PTYS, 0, 1); }

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PersonTokensPropCommitsCommitProp
Saeed Mahameed11968.79%133.33%
Gal Pressman5330.64%133.33%
Achiad Shochat10.58%133.33%
Total173100.00%3100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_ptys); /* This function should be used after setting a port register only */
void mlx5_toggle_port_link(struct mlx5_core_dev *dev) { enum mlx5_port_status ps; mlx5_query_port_admin_status(dev, &ps); mlx5_set_port_admin_status(dev, MLX5_PORT_DOWN); if (ps == MLX5_PORT_UP) mlx5_set_port_admin_status(dev, MLX5_PORT_UP); }

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Gal Pressman42100.00%1100.00%
Total42100.00%1100.00%

EXPORT_SYMBOL_GPL(mlx5_toggle_port_link);
int mlx5_set_port_admin_status(struct mlx5_core_dev *dev, enum mlx5_port_status status) { u32 in[MLX5_ST_SZ_DW(paos_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(paos_reg)]; MLX5_SET(paos_reg, in, local_port, 1); MLX5_SET(paos_reg, in, admin_status, status); MLX5_SET(paos_reg, in, ase, 1); return mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PAOS, 0, 1); }

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PersonTokensPropCommitsCommitProp
Rana Shahout7983.16%133.33%
Achiad Shochat1212.63%133.33%
Saeed Mahameed44.21%133.33%
Total95100.00%3100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_admin_status);
int mlx5_query_port_admin_status(struct mlx5_core_dev *dev, enum mlx5_port_status *status) { u32 in[MLX5_ST_SZ_DW(paos_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(paos_reg)]; int err; MLX5_SET(paos_reg, in, local_port, 1); err = mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PAOS, 0, 0); if (err) return err; *status = MLX5_GET(paos_reg, out, admin_status); return 0; }

Contributors

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Rana Shahout8080.00%125.00%
Achiad Shochat1616.00%250.00%
Saeed Mahameed44.00%125.00%
Total100100.00%4100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_admin_status);
static void mlx5_query_port_mtu(struct mlx5_core_dev *dev, u16 *admin_mtu, u16 *max_mtu, u16 *oper_mtu, u8 port) { u32 in[MLX5_ST_SZ_DW(pmtu_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(pmtu_reg)]; MLX5_SET(pmtu_reg, in, local_port, port); mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PMTU, 0, 0); if (max_mtu) *max_mtu = MLX5_GET(pmtu_reg, out, max_mtu); if (oper_mtu) *oper_mtu = MLX5_GET(pmtu_reg, out, oper_mtu); if (admin_mtu) *admin_mtu = MLX5_GET(pmtu_reg, out, admin_mtu); }

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Saeed Mahameed13098.48%480.00%
Majd Dibbiny21.52%120.00%
Total132100.00%5100.00%


int mlx5_set_port_mtu(struct mlx5_core_dev *dev, u16 mtu, u8 port) { u32 in[MLX5_ST_SZ_DW(pmtu_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(pmtu_reg)]; MLX5_SET(pmtu_reg, in, admin_mtu, mtu); MLX5_SET(pmtu_reg, in, local_port, port); return mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PMTU, 0, 1); }

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Saeed Mahameed86100.00%4100.00%
Total86100.00%4100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_mtu);
void mlx5_query_port_max_mtu(struct mlx5_core_dev *dev, u16 *max_mtu, u8 port) { mlx5_query_port_mtu(dev, NULL, max_mtu, NULL, port); }

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Saeed Mahameed2790.00%375.00%
Majd Dibbiny310.00%125.00%
Total30100.00%4100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_max_mtu);
void mlx5_query_port_oper_mtu(struct mlx5_core_dev *dev, u16 *oper_mtu, u8 port) { mlx5_query_port_mtu(dev, NULL, NULL, oper_mtu, port); }

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PersonTokensPropCommitsCommitProp
Saeed Mahameed2790.00%375.00%
Majd Dibbiny310.00%125.00%
Total30100.00%4100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_oper_mtu);
static int mlx5_query_module_num(struct mlx5_core_dev *dev, int *module_num) { u32 in[MLX5_ST_SZ_DW(pmlp_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(pmlp_reg)]; int module_mapping; int err; MLX5_SET(pmlp_reg, in, local_port, 1); err = mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PMLP, 0, 0); if (err) return err; module_mapping = MLX5_GET(pmlp_reg, out, lane0_module_mapping); *module_num = module_mapping & MLX5_EEPROM_IDENTIFIER_BYTE_MASK; return 0; }

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Gal Pressman10394.50%150.00%
Saeed Mahameed65.50%150.00%
Total109100.00%2100.00%


int mlx5_query_module_eeprom(struct mlx5_core_dev *dev, u16 offset, u16 size, u8 *data) { u32 out[MLX5_ST_SZ_DW(mcia_reg)]; u32 in[MLX5_ST_SZ_DW(mcia_reg)]; int module_num; u16 i2c_addr; int status; int err; void *ptr = MLX5_ADDR_OF(mcia_reg, out, dword_0); err = mlx5_query_module_num(dev, &module_num); if (err) return err; memset(in, 0, sizeof(in)); size = min_t(int, size, MLX5_EEPROM_MAX_BYTES); if (offset < MLX5_EEPROM_PAGE_LENGTH && offset + size > MLX5_EEPROM_PAGE_LENGTH) /* Cross pages read, read until offset 256 in low page */ size -= offset + size - MLX5_EEPROM_PAGE_LENGTH; i2c_addr = MLX5_I2C_ADDR_LOW; if (offset >= MLX5_EEPROM_PAGE_LENGTH) { i2c_addr = MLX5_I2C_ADDR_HIGH; offset -= MLX5_EEPROM_PAGE_LENGTH; } MLX5_SET(mcia_reg, in, l, 0); MLX5_SET(mcia_reg, in, module, module_num); MLX5_SET(mcia_reg, in, i2c_device_address, i2c_addr); MLX5_SET(mcia_reg, in, page_number, 0); MLX5_SET(mcia_reg, in, device_address, offset); MLX5_SET(mcia_reg, in, size, size); err = mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_MCIA, 0, 0); if (err) return err; status = MLX5_GET(mcia_reg, out, status); if (status) { mlx5_core_err(dev, "query_mcia_reg failed: status: 0x%x\n", status); return -EIO; } memcpy(data, ptr, size); return size; }

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Gal Pressman286100.00%1100.00%
Total286100.00%1100.00%

EXPORT_SYMBOL_GPL(mlx5_query_module_eeprom);
static int mlx5_query_port_pvlc(struct mlx5_core_dev *dev, u32 *pvlc, int pvlc_size, u8 local_port) { u32 in[MLX5_ST_SZ_DW(pvlc_reg)] = {0}; MLX5_SET(pvlc_reg, in, local_port, local_port); return mlx5_core_access_reg(dev, in, sizeof(in), pvlc, pvlc_size, MLX5_REG_PVLC, 0, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Majd Dibbiny6291.18%125.00%
Saeed Mahameed45.88%125.00%
Achiad Shochat11.47%125.00%
Jiri Pirko11.47%125.00%
Total68100.00%4100.00%


int mlx5_query_port_vl_hw_cap(struct mlx5_core_dev *dev, u8 *vl_hw_cap, u8 local_port) { u32 out[MLX5_ST_SZ_DW(pvlc_reg)]; int err; err = mlx5_query_port_pvlc(dev, out, sizeof(out), local_port); if (err) return err; *vl_hw_cap = MLX5_GET(pvlc_reg, out, vl_hw_cap); return 0; }

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Majd Dibbiny67100.00%1100.00%
Total67100.00%1100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_vl_hw_cap);
int mlx5_core_query_ib_ppcnt(struct mlx5_core_dev *dev, u8 port_num, void *out, size_t sz) { u32 *in; int err; in = mlx5_vzalloc(sz); if (!in) { err = -ENOMEM; return err; } MLX5_SET(ppcnt_reg, in, local_port, port_num); MLX5_SET(ppcnt_reg, in, grp, MLX5_INFINIBAND_PORT_COUNTERS_GROUP); err = mlx5_core_access_reg(dev, in, sz, out, sz, MLX5_REG_PPCNT, 0, 0); kvfree(in); return err; }

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Meny Yossefi100100.00%1100.00%
Total100100.00%1100.00%

EXPORT_SYMBOL_GPL(mlx5_core_query_ib_ppcnt);
int mlx5_set_port_pause(struct mlx5_core_dev *dev, u32 rx_pause, u32 tx_pause) { u32 in[MLX5_ST_SZ_DW(pfcc_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(pfcc_reg)]; MLX5_SET(pfcc_reg, in, local_port, 1); MLX5_SET(pfcc_reg, in, pptx, tx_pause); MLX5_SET(pfcc_reg, in, pprx, rx_pause); return mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PFCC, 0, 1); }

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PersonTokensPropCommitsCommitProp
Achiad Shochat9395.88%266.67%
Saeed Mahameed44.12%133.33%
Total97100.00%3100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_pause);
int mlx5_query_port_pause(struct mlx5_core_dev *dev, u32 *rx_pause, u32 *tx_pause) { u32 in[MLX5_ST_SZ_DW(pfcc_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(pfcc_reg)]; int err; MLX5_SET(pfcc_reg, in, local_port, 1); err = mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PFCC, 0, 0); if (err) return err; if (rx_pause) *rx_pause = MLX5_GET(pfcc_reg, out, pprx); if (tx_pause) *tx_pause = MLX5_GET(pfcc_reg, out, pptx); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Achiad Shochat11996.75%150.00%
Saeed Mahameed43.25%150.00%
Total123100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_pause);
int mlx5_set_port_pfc(struct mlx5_core_dev *dev, u8 pfc_en_tx, u8 pfc_en_rx) { u32 in[MLX5_ST_SZ_DW(pfcc_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(pfcc_reg)]; MLX5_SET(pfcc_reg, in, local_port, 1); MLX5_SET(pfcc_reg, in, pfctx, pfc_en_tx); MLX5_SET(pfcc_reg, in, pfcrx, pfc_en_rx); MLX5_SET_TO_ONES(pfcc_reg, in, prio_mask_tx); MLX5_SET_TO_ONES(pfcc_reg, in, prio_mask_rx); return mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PFCC, 0, 1); }

Contributors

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Achiad Shochat11196.52%150.00%
Saeed Mahameed43.48%150.00%
Total115100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_pfc);
int mlx5_query_port_pfc(struct mlx5_core_dev *dev, u8 *pfc_en_tx, u8 *pfc_en_rx) { u32 in[MLX5_ST_SZ_DW(pfcc_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(pfcc_reg)]; int err; MLX5_SET(pfcc_reg, in, local_port, 1); err = mlx5_core_access_reg(dev, in, sizeof(in), out, sizeof(out), MLX5_REG_PFCC, 0, 0); if (err) return err; if (pfc_en_tx) *pfc_en_tx = MLX5_GET(pfcc_reg, out, pfctx); if (pfc_en_rx) *pfc_en_rx = MLX5_GET(pfcc_reg, out, pfcrx); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Achiad Shochat11996.75%150.00%
Saeed Mahameed43.25%150.00%
Total123100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_pfc);
void mlx5_query_port_autoneg(struct mlx5_core_dev *dev, int proto_mask, u8 *an_status, u8 *an_disable_cap, u8 *an_disable_admin) { u32 out[MLX5_ST_SZ_DW(ptys_reg)]; *an_status = 0; *an_disable_cap = 0; *an_disable_admin = 0; if (mlx5_query_port_ptys(dev, out, sizeof(out), proto_mask, 1)) return; *an_status = MLX5_GET(ptys_reg, out, an_status); *an_disable_cap = MLX5_GET(ptys_reg, out, an_disable_cap); *an_disable_admin = MLX5_GET(ptys_reg, out, an_disable_admin); }

Contributors

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Gal Pressman104100.00%1100.00%
Total104100.00%1100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_autoneg);
int mlx5_max_tc(struct mlx5_core_dev *mdev) { u8 num_tc = MLX5_CAP_GEN(mdev, max_tc) ? : 8; return num_tc - 1; }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed28100.00%1100.00%
Total28100.00%1100.00%


int mlx5_query_port_dcbx_param(struct mlx5_core_dev *mdev, u32 *out) { u32 in[MLX5_ST_SZ_DW(dcbx_param)] = {0}; MLX5_SET(dcbx_param, in, port_number, 1); return mlx5_core_access_reg(mdev, in, sizeof(in), out, sizeof(in), MLX5_REG_DCBX_PARAM, 0, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Huy Nguyen64100.00%1100.00%
Total64100.00%1100.00%


int mlx5_set_port_dcbx_param(struct mlx5_core_dev *mdev, u32 *in) { u32 out[MLX5_ST_SZ_DW(dcbx_param)]; MLX5_SET(dcbx_param, in, port_number, 1); return mlx5_core_access_reg(mdev, in, sizeof(out), out, sizeof(out), MLX5_REG_DCBX_PARAM, 0, 1); }

Contributors

PersonTokensPropCommitsCommitProp
Huy Nguyen60100.00%1100.00%
Total60100.00%1100.00%


int mlx5_set_port_prio_tc(struct mlx5_core_dev *mdev, u8 *prio_tc) { u32 in[MLX5_ST_SZ_DW(qtct_reg)] = {0}; u32 out[MLX5_ST_SZ_DW(qtct_reg)]; int err; int i; for (i = 0; i < 8; i++) { if (prio_tc[i] > mlx5_max_tc(mdev)) return -EINVAL; MLX5_SET(qtct_reg, in, prio, i); MLX5_SET(qtct_reg, in, tclass, prio_tc[i]); err = mlx5_core_access_reg(mdev, in, sizeof(in), out, sizeof(out), MLX5_REG_QTCT, 0, 1); if (err) return err; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed135100.00%2100.00%
Total135100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_prio_tc);
int mlx5_query_port_prio_tc(struct mlx5_core_dev *mdev, u8 prio, u8 *tc) { u32 in[MLX5_ST_SZ_DW(qtct_reg)]; u32 out[MLX5_ST_SZ_DW(qtct_reg)]; int err; memset(in, 0, sizeof(in)); memset(out, 0, sizeof(out)); MLX5_SET(qtct_reg, in, port_number, 1); MLX5_SET(qtct_reg, in, prio, prio); err = mlx5_core_access_reg(mdev, in, sizeof(in), out, sizeof(out), MLX5_REG_QTCT, 0, 0); if (!err) *tc = MLX5_GET(qtct_reg, out, tclass); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Huy Nguyen131100.00%1100.00%
Total131100.00%1100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_prio_tc);
static int mlx5_set_port_qetcr_reg(struct mlx5_core_dev *mdev, u32 *in, int inlen) { u32 out[MLX5_ST_SZ_DW(qtct_reg)]; if (!MLX5_CAP_GEN(mdev, ets)) return -EOPNOTSUPP; return mlx5_core_access_reg(mdev, in, inlen, out, sizeof(out), MLX5_REG_QETCR, 0, 1); }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed6398.44%150.00%
Or Gerlitz11.56%150.00%
Total64100.00%2100.00%


static int mlx5_query_port_qetcr_reg(struct mlx5_core_dev *mdev, u32 *out, int outlen) { u32 in[MLX5_ST_SZ_DW(qtct_reg)]; if (!MLX5_CAP_GEN(mdev, ets)) return -EOPNOTSUPP; memset(in, 0, sizeof(in)); return mlx5_core_access_reg(mdev, in, sizeof(in), out, outlen, MLX5_REG_QETCR, 0, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Tariq Toukan7598.68%150.00%
Or Gerlitz11.32%150.00%
Total76100.00%2100.00%


int mlx5_set_port_tc_group(struct mlx5_core_dev *mdev, u8 *tc_group) { u32 in[MLX5_ST_SZ_DW(qetc_reg)] = {0}; int i; for (i = 0; i <= mlx5_max_tc(mdev); i++) { MLX5_SET(qetc_reg, in, tc_configuration[i].g, 1); MLX5_SET(qetc_reg, in, tc_configuration[i].group, tc_group[i]); } return mlx5_set_port_qetcr_reg(mdev, in, sizeof(in)); }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed96100.00%2100.00%
Total96100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_tc_group);
int mlx5_set_port_tc_bw_alloc(struct mlx5_core_dev *mdev, u8 *tc_bw) { u32 in[MLX5_ST_SZ_DW(qetc_reg)] = {0}; int i; for (i = 0; i <= mlx5_max_tc(mdev); i++) { MLX5_SET(qetc_reg, in, tc_configuration[i].b, 1); MLX5_SET(qetc_reg, in, tc_configuration[i].bw_allocation, tc_bw[i]); } return mlx5_set_port_qetcr_reg(mdev, in, sizeof(in)); }

Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed96100.00%2100.00%
Total96100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_tc_bw_alloc);
int mlx5_query_port_tc_bw_alloc(struct mlx5_core_dev *mdev, u8 tc, u8 *bw_pct) { u32 out[MLX5_ST_SZ_DW(qetc_reg)]; void *ets_tcn_conf; int err; err = mlx5_query_port_qetcr_reg(mdev, out, sizeof(out)); if (err) return err; ets_tcn_conf = MLX5_ADDR_OF(qetc_reg, out, tc_configuration[tc]); *bw_pct = MLX5_GET(ets_tcn_config_reg, ets_tcn_conf, bw_allocation); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Huy Nguyen83100.00%1100.00%
Total83100.00%1100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_tc_bw_alloc);
int mlx5_modify_port_ets_rate_limit(struct mlx5_core_dev *mdev, u8 *max_bw_value, u8 *max_bw_units) { u32 in[MLX5_ST_SZ_DW(qetc_reg)] = {0}; void *ets_tcn_conf; int i; MLX5_SET(qetc_reg, in, port_number, 1); for (i = 0; i <= mlx5_max_tc(mdev); i++) { ets_tcn_conf = MLX5_ADDR_OF(qetc_reg, in, tc_configuration[i]); MLX5_SET(ets_tcn_config_reg, ets_tcn_conf, r, 1); MLX5_SET(ets_tcn_config_reg, ets_tcn_conf, max_bw_units, max_bw_units[i]); MLX5_SET(ets_tcn_config_reg, ets_tcn_conf, max_bw_value, max_bw_value[i]); } return mlx5_set_port_qetcr_reg(mdev, in, sizeof(in)); }

Contributors

PersonTokensPropCommitsCommitProp
Tariq Toukan12996.99%150.00%
Saeed Mahameed43.01%150.00%
Total133100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_modify_port_ets_rate_limit);
int mlx5_query_port_ets_rate_limit(struct mlx5_core_dev *mdev, u8 *max_bw_value, u8 *max_bw_units) { u32 out[MLX5_ST_SZ_DW(qetc_reg)]; void *ets_tcn_conf; int err; int i; err = mlx5_query_port_qetcr_reg(mdev, out, sizeof(out)); if (err) return err; for (i = 0; i <= mlx5_max_tc(mdev); i++) { ets_tcn_conf = MLX5_ADDR_OF(qetc_reg, out, tc_configuration[i]); max_bw_value[i] = MLX5_GET(ets_tcn_config_reg, ets_tcn_conf, max_bw_value); max_bw_units[i] = MLX5_GET(ets_tcn_config_reg, ets_tcn_conf, max_bw_units); } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Tariq Toukan121100.00%1100.00%
Total121100.00%1100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_ets_rate_limit);
int mlx5_set_port_wol(struct mlx5_core_dev *mdev, u8 wol_mode) { u32 in[MLX5_ST_SZ_DW(set_wol_rol_in)] = {0}; u32 out[MLX5_ST_SZ_DW(set_wol_rol_out)] = {0}; MLX5_SET(set_wol_rol_in, in, opcode, MLX5_CMD_OP_SET_WOL_ROL); MLX5_SET(set_wol_rol_in, in, wol_mode_valid, 1); MLX5_SET(set_wol_rol_in, in, wol_mode, wol_mode); return mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out)); }

Contributors

PersonTokensPropCommitsCommitProp
Tariq Toukan8390.22%150.00%
Saeed Mahameed99.78%150.00%
Total92100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_set_port_wol);
int mlx5_query_port_wol(struct mlx5_core_dev *mdev, u8 *wol_mode) { u32 in[MLX5_ST_SZ_DW(query_wol_rol_in)] = {0}; u32 out[MLX5_ST_SZ_DW(query_wol_rol_out)] = {0}; int err; MLX5_SET(query_wol_rol_in, in, opcode, MLX5_CMD_OP_QUERY_WOL_ROL); err = mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out)); if (!err) *wol_mode = MLX5_GET(query_wol_rol_out, out, wol_mode); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Tariq Toukan8690.53%150.00%
Saeed Mahameed99.47%150.00%
Total95100.00%2100.00%

EXPORT_SYMBOL_GPL(mlx5_query_port_wol);
static int mlx5_query_ports_check(struct mlx5_core_dev *mdev, u32 *out, int outlen) { u32 in[MLX5_ST_SZ_DW(pcmr_reg)] = {0}; MLX5_SET(pcmr_reg, in, local_port, 1); return mlx5_core_access_reg(mdev, in, sizeof(in), out, outlen, MLX5_REG_PCMR, 0, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Eran Ben Elisha6193.85%150.00%
Saeed Mahameed46.15%150.00%
Total65100.00%2100.00%


static int mlx5_set_ports_check(struct mlx5_core_dev *mdev, u32 *in, int inlen) { u32 out[MLX5_ST_SZ_DW(pcmr_reg)]; return mlx5_core_access_reg(mdev, in, inlen, out, sizeof(out), MLX5_REG_PCMR, 0, 1); }

Contributors

PersonTokensPropCommitsCommitProp
Eran Ben Elisha50100.00%1100.00%
Total50100.00%1100.00%


int mlx5_set_port_fcs(struct mlx5_core_dev *mdev, u8 enable) { u32 in[MLX5_ST_SZ_DW(pcmr_reg)] = {0}; MLX5_SET(pcmr_reg, in, local_port, 1); MLX5_SET(pcmr_reg, in, fcs_chk, enable); return mlx5_set_ports_check(mdev, in, sizeof(in)); }

Contributors

PersonTokensPropCommitsCommitProp
Eran Ben Elisha5793.44%150.00%
Saeed Mahameed46.56%150.00%
Total61100.00%2100.00%


void mlx5_query_port_fcs(struct mlx5_core_dev *mdev, bool *supported, bool *enabled) { u32 out[MLX5_ST_SZ_DW(pcmr_reg)]; /* Default values for FW which do not support MLX5_REG_PCMR */ *supported = false; *enabled = true; if (!MLX5_CAP_GEN(mdev, ports_check)) return; if (mlx5_query_ports_check(mdev, out, sizeof(out))) return; *supported = !!(MLX5_GET(pcmr_reg, out, fcs_cap)); *enabled = !!(MLX5_GET(pcmr_reg, out, fcs_chk)); }

Contributors

PersonTokensPropCommitsCommitProp
Eran Ben Elisha96100.00%1100.00%
Total96100.00%1100.00%

static const char *mlx5_pme_status[MLX5_MODULE_STATUS_NUM] = { "Cable plugged", /* MLX5_MODULE_STATUS_PLUGGED = 0x1 */ "Cable unplugged", /* MLX5_MODULE_STATUS_UNPLUGGED = 0x2 */ "Cable error", /* MLX5_MODULE_STATUS_ERROR = 0x3 */ }; static const char *mlx5_pme_error[MLX5_MODULE_EVENT_ERROR_NUM] = { "Power budget exceeded", "Long Range for non MLNX cable", "Bus stuck(I2C or data shorted)", "No EEPROM/retry timeout", "Enforce part number list", "Unknown identifier", "High Temperature", "Bad or shorted cable/module", "Unknown status", };
void mlx5_port_module_event(struct mlx5_core_dev *dev, struct mlx5_eqe *eqe) { enum port_module_event_status_type module_status; enum port_module_event_error_type error_type; struct mlx5_eqe_port_module *module_event_eqe; struct mlx5_priv *priv = &dev->priv; u8 module_num; module_event_eqe = &eqe->data.port_module; module_num = module_event_eqe->module; module_status = module_event_eqe->module_status & PORT_MODULE_EVENT_MODULE_STATUS_MASK; error_type = module_event_eqe->error_type & PORT_MODULE_EVENT_ERROR_TYPE_MASK; if (module_status < MLX5_MODULE_STATUS_ERROR) { priv->pme_stats.status_counters[module_status - 1]++; } else if (module_status == MLX5_MODULE_STATUS_ERROR) { if (error_type >= MLX5_MODULE_EVENT_ERROR_UNKNOWN) /* Unknown error type */ error_type = MLX5_MODULE_EVENT_ERROR_UNKNOWN; priv->pme_stats.error_counters[error_type]++; } if (!printk_ratelimit()) return; if (module_status < MLX5_MODULE_STATUS_ERROR) mlx5_core_info(dev, "Port module event: module %u, %s\n", module_num, mlx5_pme_status[module_status - 1]); else if (module_status == MLX5_MODULE_STATUS_ERROR) mlx5_core_info(dev, "Port module event[error]: module %u, %s, %s\n", module_num, mlx5_pme_status[module_status - 1], mlx5_pme_error[error_type]); }

Contributors

PersonTokensPropCommitsCommitProp
Huy Nguyen179100.00%1100.00%
Total179100.00%1100.00%


int mlx5_query_mtpps(struct mlx5_core_dev *mdev, u32 *mtpps, u32 mtpps_size) { u32 in[MLX5_ST_SZ_DW(mtpps_reg)] = {0}; return mlx5_core_access_reg(mdev, in, sizeof(in), mtpps, mtpps_size, MLX5_REG_MTPPS, 0, 0); }

Contributors

PersonTokensPropCommitsCommitProp
Eugenia Emantayev53100.00%1100.00%
Total53100.00%1100.00%


int mlx5_set_mtpps(struct mlx5_core_dev *mdev, u32 *mtpps, u32 mtpps_size) { u32 out[MLX5_ST_SZ_DW(mtpps_reg)] = {0}; return mlx5_core_access_reg(mdev, mtpps, mtpps_size, out, sizeof(out), MLX5_REG_MTPPS, 0, 1); }

Contributors

PersonTokensPropCommitsCommitProp
Eugenia Emantayev53100.00%1100.00%
Total53100.00%1100.00%


int mlx5_query_mtppse(struct mlx5_core_dev *mdev, u8 pin, u8 *arm, u8 *mode) { u32 out[MLX5_ST_SZ_DW(mtppse_reg)] = {0}; u32 in[MLX5_ST_SZ_DW(mtppse_reg)] = {0}; int err = 0; MLX5_SET(mtppse_reg, in, pin, pin); err = mlx5_core_access_reg(mdev, in, sizeof(in), out, sizeof(out), MLX5_REG_MTPPSE, 0, 0); if (err) return err; *arm = MLX5_GET(mtppse_reg, in, event_arm); *mode = MLX5_GET(mtppse_reg, in, event_generation_mode); return err; }

Contributors

PersonTokensPropCommitsCommitProp
Eugenia Emantayev124100.00%1100.00%
Total124100.00%1100.00%


int mlx5_set_mtppse(struct mlx5_core_dev *mdev, u8 pin, u8 arm, u8 mode) { u32 out[MLX5_ST_SZ_DW(mtppse_reg)] = {0}; u32 in[MLX5_ST_SZ_DW(mtppse_reg)] = {0}; MLX5_SET(mtppse_reg, in, pin, pin); MLX5_SET(mtppse_reg, in, event_arm, arm); MLX5_SET(mtppse_reg, in, event_generation_mode, mode); return mlx5_core_access_reg(mdev, in, sizeof(in), out, sizeof(out), MLX5_REG_MTPPSE, 0, 1); }

Contributors

PersonTokensPropCommitsCommitProp
Eugenia Emantayev104100.00%1100.00%
Total104100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Saeed Mahameed126424.26%822.22%
Gal Pressman84816.28%513.89%
Huy Nguyen57711.07%38.33%
Tariq Toukan5149.87%25.56%
Achiad Shochat5059.69%513.89%
Eugenia Emantayev3346.41%12.78%
Majd Dibbiny3055.85%38.33%
Eran Ben Elisha2645.07%12.78%
Eli Cohen2625.03%12.78%
Rana Shahout1593.05%12.78%
Meny Yossefi1052.02%12.78%
Noa Osherovich671.29%12.78%
Al Viro20.04%12.78%
Or Gerlitz20.04%12.78%
Jiri Pirko10.02%12.78%
Jack Morgenstein10.02%12.78%
Total5210100.00%36100.00%
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