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linux_dsm_epyc7002/include/linux/mlx5/mlx5_ifc_fpga.h
Ilan Tayari bebb23e6cb net/mlx5: Accel, Add IPSec acceleration interface 
Add routines for manipulating the hardware IPSec SA database (SADB).

In Innova IPSec, a Security Association (SA) is added or deleted
via a command message over the SBU connection.
The HW then sends a response message over the same connection.

Add implementation for Innova IPSec (FPGA-based) hardware.

These routines will be used by the IPSec offload support in a later patch
However they may also be used by others such as RDMA and RoCE IPSec.

mlx5/accel is a middle acceleration layer to allow mlx5e and other ULPs
to work directly with mlx5_core rather than Innova FPGA or other mlx5
acceleration providers.

In this patchset we add Innova IPSec support and mlx5/accel delegates
IPSec offloads to Innova routines.

In the future, when IPSec/TLS or any other acceleration gets integrated
into ConnectX chip, mlx5/accel layer will provide the integrated
acceleration, rather than the Innova one.

Signed-off-by: Ilan Tayari <ilant@mellanox.com>
Signed-off-by: Boris Pismenny <borisp@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-06-27 16:36:47 +03:00

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/*
* Copyright (c) 2017, Mellanox Technologies, Ltd. 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.
*/
#ifndef MLX5_IFC_FPGA_H
#define MLX5_IFC_FPGA_H
enum {
MLX5_FPGA_CAP_SANDBOX_VENDOR_ID_MLNX = 0x2c9,
};
enum {
MLX5_FPGA_CAP_SANDBOX_PRODUCT_ID_IPSEC = 0x2,
};
struct mlx5_ifc_fpga_shell_caps_bits {
u8 max_num_qps[0x10];
u8 reserved_at_10[0x8];
u8 total_rcv_credits[0x8];
u8 reserved_at_20[0xe];
u8 qp_type[0x2];
u8 reserved_at_30[0x5];
u8 rae[0x1];
u8 rwe[0x1];
u8 rre[0x1];
u8 reserved_at_38[0x4];
u8 dc[0x1];
u8 ud[0x1];
u8 uc[0x1];
u8 rc[0x1];
u8 reserved_at_40[0x1a];
u8 log_ddr_size[0x6];
u8 max_fpga_qp_msg_size[0x20];
u8 reserved_at_80[0x180];
};
struct mlx5_ifc_fpga_cap_bits {
u8 fpga_id[0x8];
u8 fpga_device[0x18];
u8 register_file_ver[0x20];
u8 fpga_ctrl_modify[0x1];
u8 reserved_at_41[0x5];
u8 access_reg_query_mode[0x2];
u8 reserved_at_48[0x6];
u8 access_reg_modify_mode[0x2];
u8 reserved_at_50[0x10];
u8 reserved_at_60[0x20];
u8 image_version[0x20];
u8 image_date[0x20];
u8 image_time[0x20];
u8 shell_version[0x20];
u8 reserved_at_100[0x80];
struct mlx5_ifc_fpga_shell_caps_bits shell_caps;
u8 reserved_at_380[0x8];
u8 ieee_vendor_id[0x18];
u8 sandbox_product_version[0x10];
u8 sandbox_product_id[0x10];
u8 sandbox_basic_caps[0x20];
u8 reserved_at_3e0[0x10];
u8 sandbox_extended_caps_len[0x10];
u8 sandbox_extended_caps_addr[0x40];
u8 fpga_ddr_start_addr[0x40];
u8 fpga_cr_space_start_addr[0x40];
u8 fpga_ddr_size[0x20];
u8 fpga_cr_space_size[0x20];
u8 reserved_at_500[0x300];
};
enum {
MLX5_FPGA_CTRL_OPERATION_LOAD = 0x1,
MLX5_FPGA_CTRL_OPERATION_RESET = 0x2,
MLX5_FPGA_CTRL_OPERATION_FLASH_SELECT = 0x3,
MLX5_FPGA_CTRL_OPERATION_SANDBOX_BYPASS_ON = 0x4,
MLX5_FPGA_CTRL_OPERATION_SANDBOX_BYPASS_OFF = 0x5,
MLX5_FPGA_CTRL_OPERATION_RESET_SANDBOX = 0x6,
};
struct mlx5_ifc_fpga_ctrl_bits {
u8 reserved_at_0[0x8];
u8 operation[0x8];
u8 reserved_at_10[0x8];
u8 status[0x8];
u8 reserved_at_20[0x8];
u8 flash_select_admin[0x8];
u8 reserved_at_30[0x8];
u8 flash_select_oper[0x8];
u8 reserved_at_40[0x40];
};
enum {
MLX5_FPGA_ERROR_EVENT_SYNDROME_CORRUPTED_DDR = 0x1,
MLX5_FPGA_ERROR_EVENT_SYNDROME_FLASH_TIMEOUT = 0x2,
MLX5_FPGA_ERROR_EVENT_SYNDROME_INTERNAL_LINK_ERROR = 0x3,
MLX5_FPGA_ERROR_EVENT_SYNDROME_WATCHDOG_FAILURE = 0x4,
MLX5_FPGA_ERROR_EVENT_SYNDROME_I2C_FAILURE = 0x5,
MLX5_FPGA_ERROR_EVENT_SYNDROME_IMAGE_CHANGED = 0x6,
MLX5_FPGA_ERROR_EVENT_SYNDROME_TEMPERATURE_CRITICAL = 0x7,
};
struct mlx5_ifc_fpga_error_event_bits {
u8 reserved_at_0[0x40];
u8 reserved_at_40[0x18];
u8 syndrome[0x8];
u8 reserved_at_60[0x80];
};
#define MLX5_FPGA_ACCESS_REG_SIZE_MAX 64
struct mlx5_ifc_fpga_access_reg_bits {
u8 reserved_at_0[0x20];
u8 reserved_at_20[0x10];
u8 size[0x10];
u8 address[0x40];
u8 data[0][0x8];
};
enum mlx5_ifc_fpga_qp_state {
MLX5_FPGA_QPC_STATE_INIT = 0x0,
MLX5_FPGA_QPC_STATE_ACTIVE = 0x1,
MLX5_FPGA_QPC_STATE_ERROR = 0x2,
};
enum mlx5_ifc_fpga_qp_type {
MLX5_FPGA_QPC_QP_TYPE_SHELL_QP = 0x0,
MLX5_FPGA_QPC_QP_TYPE_SANDBOX_QP = 0x1,
};
enum mlx5_ifc_fpga_qp_service_type {
MLX5_FPGA_QPC_ST_RC = 0x0,
};
struct mlx5_ifc_fpga_qpc_bits {
u8 state[0x4];
u8 reserved_at_4[0x1b];
u8 qp_type[0x1];
u8 reserved_at_20[0x4];
u8 st[0x4];
u8 reserved_at_28[0x10];
u8 traffic_class[0x8];
u8 ether_type[0x10];
u8 prio[0x3];
u8 dei[0x1];
u8 vid[0xc];
u8 reserved_at_60[0x20];
u8 reserved_at_80[0x8];
u8 next_rcv_psn[0x18];
u8 reserved_at_a0[0x8];
u8 next_send_psn[0x18];
u8 reserved_at_c0[0x10];
u8 pkey[0x10];
u8 reserved_at_e0[0x8];
u8 remote_qpn[0x18];
u8 reserved_at_100[0x15];
u8 rnr_retry[0x3];
u8 reserved_at_118[0x5];
u8 retry_count[0x3];
u8 reserved_at_120[0x20];
u8 reserved_at_140[0x10];
u8 remote_mac_47_32[0x10];
u8 remote_mac_31_0[0x20];
u8 remote_ip[16][0x8];
u8 reserved_at_200[0x40];
u8 reserved_at_240[0x10];
u8 fpga_mac_47_32[0x10];
u8 fpga_mac_31_0[0x20];
u8 fpga_ip[16][0x8];
};
struct mlx5_ifc_fpga_create_qp_in_bits {
u8 opcode[0x10];
u8 reserved_at_10[0x10];
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
u8 reserved_at_40[0x40];
struct mlx5_ifc_fpga_qpc_bits fpga_qpc;
};
struct mlx5_ifc_fpga_create_qp_out_bits {
u8 status[0x8];
u8 reserved_at_8[0x18];
u8 syndrome[0x20];
u8 reserved_at_40[0x8];
u8 fpga_qpn[0x18];
u8 reserved_at_60[0x20];
struct mlx5_ifc_fpga_qpc_bits fpga_qpc;
};
struct mlx5_ifc_fpga_modify_qp_in_bits {
u8 opcode[0x10];
u8 reserved_at_10[0x10];
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
u8 reserved_at_40[0x8];
u8 fpga_qpn[0x18];
u8 field_select[0x20];
struct mlx5_ifc_fpga_qpc_bits fpga_qpc;
};
struct mlx5_ifc_fpga_modify_qp_out_bits {
u8 status[0x8];
u8 reserved_at_8[0x18];
u8 syndrome[0x20];
u8 reserved_at_40[0x40];
};
struct mlx5_ifc_fpga_query_qp_in_bits {
u8 opcode[0x10];
u8 reserved_at_10[0x10];
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
u8 reserved_at_40[0x8];
u8 fpga_qpn[0x18];
u8 reserved_at_60[0x20];
};
struct mlx5_ifc_fpga_query_qp_out_bits {
u8 status[0x8];
u8 reserved_at_8[0x18];
u8 syndrome[0x20];
u8 reserved_at_40[0x40];
struct mlx5_ifc_fpga_qpc_bits fpga_qpc;
};
struct mlx5_ifc_fpga_query_qp_counters_in_bits {
u8 opcode[0x10];
u8 reserved_at_10[0x10];
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
u8 clear[0x1];
u8 reserved_at_41[0x7];
u8 fpga_qpn[0x18];
u8 reserved_at_60[0x20];
};
struct mlx5_ifc_fpga_query_qp_counters_out_bits {
u8 status[0x8];
u8 reserved_at_8[0x18];
u8 syndrome[0x20];
u8 reserved_at_40[0x40];
u8 rx_ack_packets[0x40];
u8 rx_send_packets[0x40];
u8 tx_ack_packets[0x40];
u8 tx_send_packets[0x40];
u8 rx_total_drop[0x40];
u8 reserved_at_1c0[0x1c0];
};
struct mlx5_ifc_fpga_destroy_qp_in_bits {
u8 opcode[0x10];
u8 reserved_at_10[0x10];
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
u8 reserved_at_40[0x8];
u8 fpga_qpn[0x18];
u8 reserved_at_60[0x20];
};
struct mlx5_ifc_fpga_destroy_qp_out_bits {
u8 status[0x8];
u8 reserved_at_8[0x18];
u8 syndrome[0x20];
u8 reserved_at_40[0x40];
};
struct mlx5_ifc_ipsec_extended_cap_bits {
u8 encapsulation[0x20];
u8 reserved_0[0x15];
u8 ipv4_fragment[0x1];
u8 ipv6[0x1];
u8 esn[0x1];
u8 lso[0x1];
u8 transport_and_tunnel_mode[0x1];
u8 tunnel_mode[0x1];
u8 transport_mode[0x1];
u8 ah_esp[0x1];
u8 esp[0x1];
u8 ah[0x1];
u8 ipv4_options[0x1];
u8 auth_alg[0x20];
u8 enc_alg[0x20];
u8 sa_cap[0x20];
u8 reserved_1[0x10];
u8 number_of_ipsec_counters[0x10];
u8 ipsec_counters_addr_low[0x20];
u8 ipsec_counters_addr_high[0x20];
};
struct mlx5_ifc_ipsec_counters_bits {
u8 dec_in_packets[0x40];
u8 dec_out_packets[0x40];
u8 dec_bypass_packets[0x40];
u8 enc_in_packets[0x40];
u8 enc_out_packets[0x40];
u8 enc_bypass_packets[0x40];
u8 drop_dec_packets[0x40];
u8 failed_auth_dec_packets[0x40];
u8 drop_enc_packets[0x40];
u8 success_add_sa[0x40];
u8 fail_add_sa[0x40];
u8 success_delete_sa[0x40];
u8 fail_delete_sa[0x40];
u8 dropped_cmd[0x40];
};
#endif /* MLX5_IFC_FPGA_H */
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