From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/net/ethernet/mellanox/mlxsw/emad.h | 100 +++++++++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 drivers/net/ethernet/mellanox/mlxsw/emad.h (limited to 'drivers/net/ethernet/mellanox/mlxsw/emad.h') diff --git a/drivers/net/ethernet/mellanox/mlxsw/emad.h b/drivers/net/ethernet/mellanox/mlxsw/emad.h new file mode 100644 index 0000000000..c51a61aa19 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlxsw/emad.h @@ -0,0 +1,100 @@ +/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ +/* Copyright (c) 2015-2018 Mellanox Technologies. All rights reserved */ + +#ifndef _MLXSW_EMAD_H +#define _MLXSW_EMAD_H + +#define MLXSW_EMAD_MAX_FRAME_LEN 1518 /* Length in u8 */ +#define MLXSW_EMAD_MAX_RETRY 5 + +/* EMAD Ethernet header */ +#define MLXSW_EMAD_ETH_HDR_LEN 0x10 /* Length in u8 */ +#define MLXSW_EMAD_EH_DMAC "\x01\x02\xc9\x00\x00\x01" +#define MLXSW_EMAD_EH_SMAC "\x00\x02\xc9\x01\x02\x03" +#define MLXSW_EMAD_EH_ETHERTYPE 0x8932 +#define MLXSW_EMAD_EH_MLX_PROTO 0 +#define MLXSW_EMAD_EH_PROTO_VERSION 0 + +/* EMAD TLV Types */ +enum { + MLXSW_EMAD_TLV_TYPE_END, + MLXSW_EMAD_TLV_TYPE_OP, + MLXSW_EMAD_TLV_TYPE_STRING, + MLXSW_EMAD_TLV_TYPE_REG, + MLXSW_EMAD_TLV_TYPE_LATENCY, +}; + +/* OP TLV */ +#define MLXSW_EMAD_OP_TLV_LEN 4 /* Length in u32 */ + +enum { + MLXSW_EMAD_OP_TLV_CLASS_REG_ACCESS = 1, + MLXSW_EMAD_OP_TLV_CLASS_IPC = 2, +}; + +enum mlxsw_emad_op_tlv_status { + MLXSW_EMAD_OP_TLV_STATUS_SUCCESS, + MLXSW_EMAD_OP_TLV_STATUS_BUSY, + MLXSW_EMAD_OP_TLV_STATUS_VERSION_NOT_SUPPORTED, + MLXSW_EMAD_OP_TLV_STATUS_UNKNOWN_TLV, + MLXSW_EMAD_OP_TLV_STATUS_REGISTER_NOT_SUPPORTED, + MLXSW_EMAD_OP_TLV_STATUS_CLASS_NOT_SUPPORTED, + MLXSW_EMAD_OP_TLV_STATUS_METHOD_NOT_SUPPORTED, + MLXSW_EMAD_OP_TLV_STATUS_BAD_PARAMETER, + MLXSW_EMAD_OP_TLV_STATUS_RESOURCE_NOT_AVAILABLE, + MLXSW_EMAD_OP_TLV_STATUS_MESSAGE_RECEIPT_ACK, + MLXSW_EMAD_OP_TLV_STATUS_INTERNAL_ERROR = 0x70, +}; + +static inline char *mlxsw_emad_op_tlv_status_str(u8 status) +{ + switch (status) { + case MLXSW_EMAD_OP_TLV_STATUS_SUCCESS: + return "operation performed"; + case MLXSW_EMAD_OP_TLV_STATUS_BUSY: + return "device is busy"; + case MLXSW_EMAD_OP_TLV_STATUS_VERSION_NOT_SUPPORTED: + return "version not supported"; + case MLXSW_EMAD_OP_TLV_STATUS_UNKNOWN_TLV: + return "unknown TLV"; + case MLXSW_EMAD_OP_TLV_STATUS_REGISTER_NOT_SUPPORTED: + return "register not supported"; + case MLXSW_EMAD_OP_TLV_STATUS_CLASS_NOT_SUPPORTED: + return "class not supported"; + case MLXSW_EMAD_OP_TLV_STATUS_METHOD_NOT_SUPPORTED: + return "method not supported"; + case MLXSW_EMAD_OP_TLV_STATUS_BAD_PARAMETER: + return "bad parameter"; + case MLXSW_EMAD_OP_TLV_STATUS_RESOURCE_NOT_AVAILABLE: + return "resource not available"; + case MLXSW_EMAD_OP_TLV_STATUS_MESSAGE_RECEIPT_ACK: + return "acknowledged. retransmit"; + case MLXSW_EMAD_OP_TLV_STATUS_INTERNAL_ERROR: + return "internal error"; + default: + return "*UNKNOWN*"; + } +} + +enum { + MLXSW_EMAD_OP_TLV_REQUEST, + MLXSW_EMAD_OP_TLV_RESPONSE +}; + +enum { + MLXSW_EMAD_OP_TLV_METHOD_QUERY = 1, + MLXSW_EMAD_OP_TLV_METHOD_WRITE = 2, + MLXSW_EMAD_OP_TLV_METHOD_SEND = 3, + MLXSW_EMAD_OP_TLV_METHOD_EVENT = 5, +}; + +/* STRING TLV */ +#define MLXSW_EMAD_STRING_TLV_LEN 33 /* Length in u32 */ + +/* LATENCY TLV */ +#define MLXSW_EMAD_LATENCY_TLV_LEN 7 /* Length in u32 */ + +/* END TLV */ +#define MLXSW_EMAD_END_TLV_LEN 1 /* Length in u32 */ + +#endif -- cgit v1.2.3