xref: /openbmc/linux/include/linux/mlx5/port.h (revision d0e22329)
1 /*
2  * Copyright (c) 2016, Mellanox Technologies. All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32 
33 #ifndef __MLX5_PORT_H__
34 #define __MLX5_PORT_H__
35 
36 #include <linux/mlx5/driver.h>
37 
38 enum mlx5_beacon_duration {
39 	MLX5_BEACON_DURATION_OFF = 0x0,
40 	MLX5_BEACON_DURATION_INF = 0xffff,
41 };
42 
43 enum mlx5_module_id {
44 	MLX5_MODULE_ID_SFP              = 0x3,
45 	MLX5_MODULE_ID_QSFP             = 0xC,
46 	MLX5_MODULE_ID_QSFP_PLUS        = 0xD,
47 	MLX5_MODULE_ID_QSFP28           = 0x11,
48 };
49 
50 enum mlx5_an_status {
51 	MLX5_AN_UNAVAILABLE = 0,
52 	MLX5_AN_COMPLETE    = 1,
53 	MLX5_AN_FAILED      = 2,
54 	MLX5_AN_LINK_UP     = 3,
55 	MLX5_AN_LINK_DOWN   = 4,
56 };
57 
58 #define MLX5_EEPROM_MAX_BYTES			32
59 #define MLX5_EEPROM_IDENTIFIER_BYTE_MASK	0x000000ff
60 #define MLX5_I2C_ADDR_LOW		0x50
61 #define MLX5_I2C_ADDR_HIGH		0x51
62 #define MLX5_EEPROM_PAGE_LENGTH		256
63 
64 enum mlx5e_link_mode {
65 	MLX5E_1000BASE_CX_SGMII	 = 0,
66 	MLX5E_1000BASE_KX	 = 1,
67 	MLX5E_10GBASE_CX4	 = 2,
68 	MLX5E_10GBASE_KX4	 = 3,
69 	MLX5E_10GBASE_KR	 = 4,
70 	MLX5E_20GBASE_KR2	 = 5,
71 	MLX5E_40GBASE_CR4	 = 6,
72 	MLX5E_40GBASE_KR4	 = 7,
73 	MLX5E_56GBASE_R4	 = 8,
74 	MLX5E_10GBASE_CR	 = 12,
75 	MLX5E_10GBASE_SR	 = 13,
76 	MLX5E_10GBASE_ER	 = 14,
77 	MLX5E_40GBASE_SR4	 = 15,
78 	MLX5E_40GBASE_LR4	 = 16,
79 	MLX5E_50GBASE_SR2	 = 18,
80 	MLX5E_100GBASE_CR4	 = 20,
81 	MLX5E_100GBASE_SR4	 = 21,
82 	MLX5E_100GBASE_KR4	 = 22,
83 	MLX5E_100GBASE_LR4	 = 23,
84 	MLX5E_100BASE_TX	 = 24,
85 	MLX5E_1000BASE_T	 = 25,
86 	MLX5E_10GBASE_T		 = 26,
87 	MLX5E_25GBASE_CR	 = 27,
88 	MLX5E_25GBASE_KR	 = 28,
89 	MLX5E_25GBASE_SR	 = 29,
90 	MLX5E_50GBASE_CR2	 = 30,
91 	MLX5E_50GBASE_KR2	 = 31,
92 	MLX5E_LINK_MODES_NUMBER,
93 };
94 
95 enum mlx5e_connector_type {
96 	MLX5E_PORT_UNKNOWN	= 0,
97 	MLX5E_PORT_NONE			= 1,
98 	MLX5E_PORT_TP			= 2,
99 	MLX5E_PORT_AUI			= 3,
100 	MLX5E_PORT_BNC			= 4,
101 	MLX5E_PORT_MII			= 5,
102 	MLX5E_PORT_FIBRE		= 6,
103 	MLX5E_PORT_DA			= 7,
104 	MLX5E_PORT_OTHER		= 8,
105 	MLX5E_CONNECTOR_TYPE_NUMBER,
106 };
107 
108 #define MLX5E_PROT_MASK(link_mode) (1 << link_mode)
109 
110 int mlx5_set_port_caps(struct mlx5_core_dev *dev, u8 port_num, u32 caps);
111 int mlx5_query_port_ptys(struct mlx5_core_dev *dev, u32 *ptys,
112 			 int ptys_size, int proto_mask, u8 local_port);
113 int mlx5_query_port_proto_cap(struct mlx5_core_dev *dev,
114 			      u32 *proto_cap, int proto_mask);
115 int mlx5_query_port_proto_admin(struct mlx5_core_dev *dev,
116 				u32 *proto_admin, int proto_mask);
117 int mlx5_query_port_link_width_oper(struct mlx5_core_dev *dev,
118 				    u8 *link_width_oper, u8 local_port);
119 int mlx5_query_port_ib_proto_oper(struct mlx5_core_dev *dev,
120 				  u8 *proto_oper, u8 local_port);
121 int mlx5_query_port_eth_proto_oper(struct mlx5_core_dev *dev,
122 				   u32 *proto_oper, u8 local_port);
123 int mlx5_set_port_ptys(struct mlx5_core_dev *dev, bool an_disable,
124 		       u32 proto_admin, int proto_mask);
125 void mlx5_toggle_port_link(struct mlx5_core_dev *dev);
126 int mlx5_set_port_admin_status(struct mlx5_core_dev *dev,
127 			       enum mlx5_port_status status);
128 int mlx5_query_port_admin_status(struct mlx5_core_dev *dev,
129 				 enum mlx5_port_status *status);
130 int mlx5_set_port_beacon(struct mlx5_core_dev *dev, u16 beacon_duration);
131 void mlx5_query_port_autoneg(struct mlx5_core_dev *dev, int proto_mask,
132 			     u8 *an_status,
133 			     u8 *an_disable_cap, u8 *an_disable_admin);
134 
135 int mlx5_set_port_mtu(struct mlx5_core_dev *dev, u16 mtu, u8 port);
136 void mlx5_query_port_max_mtu(struct mlx5_core_dev *dev, u16 *max_mtu, u8 port);
137 void mlx5_query_port_oper_mtu(struct mlx5_core_dev *dev, u16 *oper_mtu,
138 			      u8 port);
139 
140 int mlx5_query_port_vl_hw_cap(struct mlx5_core_dev *dev,
141 			      u8 *vl_hw_cap, u8 local_port);
142 
143 int mlx5_set_port_pause(struct mlx5_core_dev *dev, u32 rx_pause, u32 tx_pause);
144 int mlx5_query_port_pause(struct mlx5_core_dev *dev,
145 			  u32 *rx_pause, u32 *tx_pause);
146 
147 int mlx5_set_port_pfc(struct mlx5_core_dev *dev, u8 pfc_en_tx, u8 pfc_en_rx);
148 int mlx5_query_port_pfc(struct mlx5_core_dev *dev, u8 *pfc_en_tx,
149 			u8 *pfc_en_rx);
150 
151 int mlx5_set_port_stall_watermark(struct mlx5_core_dev *dev,
152 				  u16 stall_critical_watermark,
153 				  u16 stall_minor_watermark);
154 int mlx5_query_port_stall_watermark(struct mlx5_core_dev *dev,
155 				    u16 *stall_critical_watermark, u16 *stall_minor_watermark);
156 
157 int mlx5_max_tc(struct mlx5_core_dev *mdev);
158 
159 int mlx5_set_port_prio_tc(struct mlx5_core_dev *mdev, u8 *prio_tc);
160 int mlx5_query_port_prio_tc(struct mlx5_core_dev *mdev,
161 			    u8 prio, u8 *tc);
162 int mlx5_set_port_tc_group(struct mlx5_core_dev *mdev, u8 *tc_group);
163 int mlx5_query_port_tc_group(struct mlx5_core_dev *mdev,
164 			     u8 tc, u8 *tc_group);
165 int mlx5_set_port_tc_bw_alloc(struct mlx5_core_dev *mdev, u8 *tc_bw);
166 int mlx5_query_port_tc_bw_alloc(struct mlx5_core_dev *mdev,
167 				u8 tc, u8 *bw_pct);
168 int mlx5_modify_port_ets_rate_limit(struct mlx5_core_dev *mdev,
169 				    u8 *max_bw_value,
170 				    u8 *max_bw_unit);
171 int mlx5_query_port_ets_rate_limit(struct mlx5_core_dev *mdev,
172 				   u8 *max_bw_value,
173 				   u8 *max_bw_unit);
174 int mlx5_set_port_wol(struct mlx5_core_dev *mdev, u8 wol_mode);
175 int mlx5_query_port_wol(struct mlx5_core_dev *mdev, u8 *wol_mode);
176 
177 int mlx5_set_port_fcs(struct mlx5_core_dev *mdev, u8 enable);
178 void mlx5_query_port_fcs(struct mlx5_core_dev *mdev, bool *supported,
179 			 bool *enabled);
180 int mlx5_query_module_eeprom(struct mlx5_core_dev *dev,
181 			     u16 offset, u16 size, u8 *data);
182 
183 int mlx5_query_port_dcbx_param(struct mlx5_core_dev *mdev, u32 *out);
184 int mlx5_set_port_dcbx_param(struct mlx5_core_dev *mdev, u32 *in);
185 
186 int mlx5_set_trust_state(struct mlx5_core_dev *mdev, u8 trust_state);
187 int mlx5_query_trust_state(struct mlx5_core_dev *mdev, u8 *trust_state);
188 int mlx5_set_dscp2prio(struct mlx5_core_dev *mdev, u8 dscp, u8 prio);
189 int mlx5_query_dscp2prio(struct mlx5_core_dev *mdev, u8 *dscp2prio);
190 #endif /* __MLX5_PORT_H__ */
191