1/*-
  2 * Copyright (c) 2018, Mellanox Technologies, Ltd.  All rights reserved.
  3 *
  4 * Redistribution and use in source and binary forms, with or without
  5 * modification, are permitted provided that the following conditions
  6 * are met:
  7 * 1. Redistributions of source code must retain the above copyright
  8 *    notice, this list of conditions and the following disclaimer.
  9 * 2. Redistributions in binary form must reproduce the above copyright
 10 *    notice, this list of conditions and the following disclaimer in the
 11 *    documentation and/or other materials provided with the distribution.
 12 *
 13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 16 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 23 * SUCH DAMAGE.
 24 */
 25
 26#ifndef _DEV_MLX5_MLX5IO_H_
 27#define _DEV_MLX5_MLX5IO_H_
 28
 29#include <sys/ioccom.h>
 30
 31struct mlx5_fwdump_reg {
 32	uint32_t addr;
 33	uint32_t val;
 34};
 35
 36struct mlx5_tool_addr {
 37	uint32_t domain;
 38	uint8_t bus;
 39	uint8_t slot;
 40	uint8_t func;
 41};
 42
 43struct mlx5_fwdump_get {
 44	struct mlx5_tool_addr devaddr;
 45	struct mlx5_fwdump_reg *buf;
 46	size_t reg_cnt;
 47	size_t reg_filled; /* out */
 48};
 49
 50struct mlx5_fw_update {
 51	struct mlx5_tool_addr devaddr;
 52	void *img_fw_data;
 53	size_t img_fw_data_len;
 54};
 55
 56struct mlx5_eeprom_get {
 57	struct mlx5_tool_addr devaddr;
 58	uint32_t *eeprom_info_buf;
 59	uint8_t eeprom_info_page_valid;
 60	size_t eeprom_info_out_len;
 61};
 62
 63#define	MLX5_FWDUMP_GET		_IOWR('m', 1, struct mlx5_fwdump_get)
 64#define	MLX5_FWDUMP_RESET	_IOW('m', 2, struct mlx5_tool_addr)
 65#define	MLX5_FWDUMP_FORCE	_IOW('m', 3, struct mlx5_tool_addr)
 66#define	MLX5_FW_UPDATE		_IOW('m', 4, struct mlx5_fw_update)
 67#define	MLX5_FW_RESET		_IOW('m', 5, struct mlx5_tool_addr)
 68#define	MLX5_EEPROM_GET		_IOWR('m', 6, struct mlx5_eeprom_get)
 69
 70#ifndef _KERNEL
 71#define	MLX5_DEV_PATH	_PATH_DEV"mlx5ctl"
 72#endif
 73
 74enum mlx5_fpga_id {
 75	MLX5_FPGA_NEWTON = 0,
 76	MLX5_FPGA_EDISON = 1,
 77	MLX5_FPGA_MORSE = 2,
 78	MLX5_FPGA_MORSEQ = 3,
 79};
 80
 81enum mlx5_fpga_image {
 82	MLX5_FPGA_IMAGE_USER = 0,
 83	MLX5_FPGA_IMAGE_FACTORY = 1,
 84	MLX5_FPGA_IMAGE_FACTORY_FAILOVER = 2,
 85	MLX5_FPGA_IMAGE_RESET = 17,
 86	MLX5_FPGA_IMAGE_RELOAD = 18,
 87};
 88
 89enum mlx5_fpga_status {
 90	MLX5_FPGA_STATUS_SUCCESS = 0,
 91	MLX5_FPGA_STATUS_FAILURE = 1,
 92	MLX5_FPGA_STATUS_IN_PROGRESS = 2,
 93	MLX5_FPGA_STATUS_DISCONNECTED = 3,
 94};
 95
 96struct mlx5_fpga_query {
 97	enum mlx5_fpga_image admin_image;
 98	enum mlx5_fpga_image oper_image;
 99	enum mlx5_fpga_status image_status;
100};
101
102enum mlx5_fpga_tee {
103	MLX5_FPGA_TEE_DISABLE = 0,
104	MLX5_FPGA_TEE_GENERATE_EVENT = 1,
105	MLX5_FPGA_TEE_GENERATE_SINGLE_EVENT = 2,
106};
107
108enum mlx5_fpga_connect {
109	MLX5_FPGA_CONNECT_QUERY = 0,
110	MLX5_FPGA_CONNECT_DISCONNECT = 0x9,
111	MLX5_FPGA_CONNECT_CONNECT = 0xA,
112};
113
114/**
115 * enum mlx5_fpga_access_type - Enumerated the different methods possible for
116 * accessing the device memory address space
117 */
118enum mlx5_fpga_access_type {
119	/** Use the slow CX-FPGA I2C bus*/
120	MLX5_FPGA_ACCESS_TYPE_I2C = 0x0,
121	/** Use the fast 'shell QP' */
122	MLX5_FPGA_ACCESS_TYPE_RDMA,
123	/** Use the fastest available method */
124	MLX5_FPGA_ACCESS_TYPE_DONTCARE,
125	MLX5_FPGA_ACCESS_TYPE_MAX = MLX5_FPGA_ACCESS_TYPE_DONTCARE,
126};
127
128#define MLX5_FPGA_INTERNAL_SENSORS_LOW 63
129#define MLX5_FPGA_INTERNAL_SENSORS_HIGH 63
130
131struct mlx5_fpga_temperature {
132	uint32_t temperature;
133	uint32_t index;
134	uint32_t tee;
135	uint32_t max_temperature;
136	uint32_t temperature_threshold_hi;
137	uint32_t temperature_threshold_lo;
138	uint32_t mte;
139	uint32_t mtr;
140	char sensor_name[16];
141};
142
143#define	MLX5_FPGA_CAP_ARR_SZ 0x40
144
145#define	MLX5_FPGA_ACCESS_TYPE	_IOWINT('m', 0x80)
146#define	MLX5_FPGA_LOAD		_IOWINT('m', 0x81)
147#define	MLX5_FPGA_RESET		_IO('m', 0x82)
148#define	MLX5_FPGA_IMAGE_SEL	_IOWINT('m', 0x83)
149#define	MLX5_FPGA_QUERY		_IOR('m', 0x84, struct mlx5_fpga_query)
150#define	MLX5_FPGA_CAP		_IOR('m', 0x85, uint32_t[MLX5_FPGA_CAP_ARR_SZ])
151#define	MLX5_FPGA_TEMPERATURE	_IOWR('m', 0x86, struct mlx5_fpga_temperature)
152#define	MLX5_FPGA_CONNECT	_IOWR('m', 0x87, enum mlx5_fpga_connect)
153#define	MLX5_FPGA_RELOAD	_IO('m', 0x88)
154
155#define	MLX5_FPGA_TOOLS_NAME_SUFFIX	"_mlx5_fpga_tools"
156
157#endif