xref: /openbmc/linux/include/linux/mlx4/cmd.h (revision 827634ad)
1 /*
2  * Copyright (c) 2006 Cisco Systems, Inc.  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 MLX4_CMD_H
34 #define MLX4_CMD_H
35 
36 #include <linux/dma-mapping.h>
37 #include <linux/if_link.h>
38 
39 enum {
40 	/* initialization and general commands */
41 	MLX4_CMD_SYS_EN		 = 0x1,
42 	MLX4_CMD_SYS_DIS	 = 0x2,
43 	MLX4_CMD_MAP_FA		 = 0xfff,
44 	MLX4_CMD_UNMAP_FA	 = 0xffe,
45 	MLX4_CMD_RUN_FW		 = 0xff6,
46 	MLX4_CMD_MOD_STAT_CFG	 = 0x34,
47 	MLX4_CMD_QUERY_DEV_CAP	 = 0x3,
48 	MLX4_CMD_QUERY_FW	 = 0x4,
49 	MLX4_CMD_ENABLE_LAM	 = 0xff8,
50 	MLX4_CMD_DISABLE_LAM	 = 0xff7,
51 	MLX4_CMD_QUERY_DDR	 = 0x5,
52 	MLX4_CMD_QUERY_ADAPTER	 = 0x6,
53 	MLX4_CMD_INIT_HCA	 = 0x7,
54 	MLX4_CMD_CLOSE_HCA	 = 0x8,
55 	MLX4_CMD_INIT_PORT	 = 0x9,
56 	MLX4_CMD_CLOSE_PORT	 = 0xa,
57 	MLX4_CMD_QUERY_HCA	 = 0xb,
58 	MLX4_CMD_QUERY_PORT	 = 0x43,
59 	MLX4_CMD_SENSE_PORT	 = 0x4d,
60 	MLX4_CMD_HW_HEALTH_CHECK = 0x50,
61 	MLX4_CMD_SET_PORT	 = 0xc,
62 	MLX4_CMD_SET_NODE	 = 0x5a,
63 	MLX4_CMD_QUERY_FUNC	 = 0x56,
64 	MLX4_CMD_ACCESS_DDR	 = 0x2e,
65 	MLX4_CMD_MAP_ICM	 = 0xffa,
66 	MLX4_CMD_UNMAP_ICM	 = 0xff9,
67 	MLX4_CMD_MAP_ICM_AUX	 = 0xffc,
68 	MLX4_CMD_UNMAP_ICM_AUX	 = 0xffb,
69 	MLX4_CMD_SET_ICM_SIZE	 = 0xffd,
70 	MLX4_CMD_ACCESS_REG	 = 0x3b,
71 	MLX4_CMD_ALLOCATE_VPP	 = 0x80,
72 	MLX4_CMD_SET_VPORT_QOS	 = 0x81,
73 
74 	/*master notify fw on finish for slave's flr*/
75 	MLX4_CMD_INFORM_FLR_DONE = 0x5b,
76 	MLX4_CMD_VIRT_PORT_MAP   = 0x5c,
77 	MLX4_CMD_GET_OP_REQ      = 0x59,
78 
79 	/* TPT commands */
80 	MLX4_CMD_SW2HW_MPT	 = 0xd,
81 	MLX4_CMD_QUERY_MPT	 = 0xe,
82 	MLX4_CMD_HW2SW_MPT	 = 0xf,
83 	MLX4_CMD_READ_MTT	 = 0x10,
84 	MLX4_CMD_WRITE_MTT	 = 0x11,
85 	MLX4_CMD_SYNC_TPT	 = 0x2f,
86 
87 	/* EQ commands */
88 	MLX4_CMD_MAP_EQ		 = 0x12,
89 	MLX4_CMD_SW2HW_EQ	 = 0x13,
90 	MLX4_CMD_HW2SW_EQ	 = 0x14,
91 	MLX4_CMD_QUERY_EQ	 = 0x15,
92 
93 	/* CQ commands */
94 	MLX4_CMD_SW2HW_CQ	 = 0x16,
95 	MLX4_CMD_HW2SW_CQ	 = 0x17,
96 	MLX4_CMD_QUERY_CQ	 = 0x18,
97 	MLX4_CMD_MODIFY_CQ	 = 0x2c,
98 
99 	/* SRQ commands */
100 	MLX4_CMD_SW2HW_SRQ	 = 0x35,
101 	MLX4_CMD_HW2SW_SRQ	 = 0x36,
102 	MLX4_CMD_QUERY_SRQ	 = 0x37,
103 	MLX4_CMD_ARM_SRQ	 = 0x40,
104 
105 	/* QP/EE commands */
106 	MLX4_CMD_RST2INIT_QP	 = 0x19,
107 	MLX4_CMD_INIT2RTR_QP	 = 0x1a,
108 	MLX4_CMD_RTR2RTS_QP	 = 0x1b,
109 	MLX4_CMD_RTS2RTS_QP	 = 0x1c,
110 	MLX4_CMD_SQERR2RTS_QP	 = 0x1d,
111 	MLX4_CMD_2ERR_QP	 = 0x1e,
112 	MLX4_CMD_RTS2SQD_QP	 = 0x1f,
113 	MLX4_CMD_SQD2SQD_QP	 = 0x38,
114 	MLX4_CMD_SQD2RTS_QP	 = 0x20,
115 	MLX4_CMD_2RST_QP	 = 0x21,
116 	MLX4_CMD_QUERY_QP	 = 0x22,
117 	MLX4_CMD_INIT2INIT_QP	 = 0x2d,
118 	MLX4_CMD_SUSPEND_QP	 = 0x32,
119 	MLX4_CMD_UNSUSPEND_QP	 = 0x33,
120 	MLX4_CMD_UPDATE_QP	 = 0x61,
121 	/* special QP and management commands */
122 	MLX4_CMD_CONF_SPECIAL_QP = 0x23,
123 	MLX4_CMD_MAD_IFC	 = 0x24,
124 	MLX4_CMD_MAD_DEMUX	 = 0x203,
125 
126 	/* multicast commands */
127 	MLX4_CMD_READ_MCG	 = 0x25,
128 	MLX4_CMD_WRITE_MCG	 = 0x26,
129 	MLX4_CMD_MGID_HASH	 = 0x27,
130 
131 	/* miscellaneous commands */
132 	MLX4_CMD_DIAG_RPRT	 = 0x30,
133 	MLX4_CMD_NOP		 = 0x31,
134 	MLX4_CMD_CONFIG_DEV	 = 0x3a,
135 	MLX4_CMD_ACCESS_MEM	 = 0x2e,
136 	MLX4_CMD_SET_VEP	 = 0x52,
137 
138 	/* Ethernet specific commands */
139 	MLX4_CMD_SET_VLAN_FLTR	 = 0x47,
140 	MLX4_CMD_SET_MCAST_FLTR	 = 0x48,
141 	MLX4_CMD_DUMP_ETH_STATS	 = 0x49,
142 
143 	/* Communication channel commands */
144 	MLX4_CMD_ARM_COMM_CHANNEL = 0x57,
145 	MLX4_CMD_GEN_EQE	 = 0x58,
146 
147 	/* virtual commands */
148 	MLX4_CMD_ALLOC_RES	 = 0xf00,
149 	MLX4_CMD_FREE_RES	 = 0xf01,
150 	MLX4_CMD_MCAST_ATTACH	 = 0xf05,
151 	MLX4_CMD_UCAST_ATTACH	 = 0xf06,
152 	MLX4_CMD_PROMISC         = 0xf08,
153 	MLX4_CMD_QUERY_FUNC_CAP  = 0xf0a,
154 	MLX4_CMD_QP_ATTACH	 = 0xf0b,
155 
156 	/* debug commands */
157 	MLX4_CMD_QUERY_DEBUG_MSG = 0x2a,
158 	MLX4_CMD_SET_DEBUG_MSG	 = 0x2b,
159 
160 	/* statistics commands */
161 	MLX4_CMD_QUERY_IF_STAT	 = 0X54,
162 	MLX4_CMD_SET_IF_STAT	 = 0X55,
163 
164 	/* register/delete flow steering network rules */
165 	MLX4_QP_FLOW_STEERING_ATTACH = 0x65,
166 	MLX4_QP_FLOW_STEERING_DETACH = 0x66,
167 	MLX4_FLOW_STEERING_IB_UC_QP_RANGE = 0x64,
168 
169 	/* Update and read QCN parameters */
170 	MLX4_CMD_CONGESTION_CTRL_OPCODE = 0x68,
171 };
172 
173 enum {
174 	MLX4_CMD_TIME_CLASS_A	= 60000,
175 	MLX4_CMD_TIME_CLASS_B	= 60000,
176 	MLX4_CMD_TIME_CLASS_C	= 60000,
177 };
178 
179 enum {
180 	/* virtual to physical port mapping opcode modifiers */
181 	MLX4_GET_PORT_VIRT2PHY = 0x0,
182 	MLX4_SET_PORT_VIRT2PHY = 0x1,
183 };
184 
185 enum {
186 	MLX4_MAILBOX_SIZE	= 4096,
187 	MLX4_ACCESS_MEM_ALIGN	= 256,
188 };
189 
190 enum {
191 	/* Set port opcode modifiers */
192 	MLX4_SET_PORT_IB_OPCODE		= 0x0,
193 	MLX4_SET_PORT_ETH_OPCODE	= 0x1,
194 	MLX4_SET_PORT_BEACON_OPCODE	= 0x4,
195 };
196 
197 enum {
198 	/* Set port Ethernet input modifiers */
199 	MLX4_SET_PORT_GENERAL   = 0x0,
200 	MLX4_SET_PORT_RQP_CALC  = 0x1,
201 	MLX4_SET_PORT_MAC_TABLE = 0x2,
202 	MLX4_SET_PORT_VLAN_TABLE = 0x3,
203 	MLX4_SET_PORT_PRIO_MAP  = 0x4,
204 	MLX4_SET_PORT_GID_TABLE = 0x5,
205 	MLX4_SET_PORT_PRIO2TC	= 0x8,
206 	MLX4_SET_PORT_SCHEDULER = 0x9,
207 	MLX4_SET_PORT_VXLAN	= 0xB
208 };
209 
210 enum {
211 	MLX4_CMD_MAD_DEMUX_CONFIG	= 0,
212 	MLX4_CMD_MAD_DEMUX_QUERY_STATE	= 1,
213 	MLX4_CMD_MAD_DEMUX_QUERY_RESTR	= 2, /* Query mad demux restrictions */
214 };
215 
216 enum {
217 	MLX4_CMD_WRAPPED,
218 	MLX4_CMD_NATIVE
219 };
220 
221 /*
222  * MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP -
223  * Receive checksum value is reported in CQE also for non TCP/UDP packets.
224  *
225  * MLX4_RX_CSUM_MODE_L4 -
226  * L4_CSUM bit in CQE, which indicates whether or not L4 checksum
227  * was validated correctly, is supported.
228  *
229  * MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP -
230  * IP_OK CQE's field is supported also for non TCP/UDP IP packets.
231  *
232  * MLX4_RX_CSUM_MODE_MULTI_VLAN -
233  * Receive Checksum offload is supported for packets with more than 2 vlan headers.
234  */
235 enum mlx4_rx_csum_mode {
236 	MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP		= 1UL << 0,
237 	MLX4_RX_CSUM_MODE_L4				= 1UL << 1,
238 	MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP		= 1UL << 2,
239 	MLX4_RX_CSUM_MODE_MULTI_VLAN			= 1UL << 3
240 };
241 
242 struct mlx4_config_dev_params {
243 	u16	vxlan_udp_dport;
244 	u8	rx_csum_flags_port_1;
245 	u8	rx_csum_flags_port_2;
246 };
247 
248 enum mlx4_en_congestion_control_algorithm {
249 	MLX4_CTRL_ALGO_802_1_QAU_REACTION_POINT = 0,
250 };
251 
252 enum mlx4_en_congestion_control_opmod {
253 	MLX4_CONGESTION_CONTROL_GET_PARAMS,
254 	MLX4_CONGESTION_CONTROL_GET_STATISTICS,
255 	MLX4_CONGESTION_CONTROL_SET_PARAMS = 4,
256 };
257 
258 struct mlx4_dev;
259 
260 struct mlx4_cmd_mailbox {
261 	void		       *buf;
262 	dma_addr_t		dma;
263 };
264 
265 int __mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
266 	       int out_is_imm, u32 in_modifier, u8 op_modifier,
267 	       u16 op, unsigned long timeout, int native);
268 
269 /* Invoke a command with no output parameter */
270 static inline int mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u32 in_modifier,
271 			   u8 op_modifier, u16 op, unsigned long timeout,
272 			   int native)
273 {
274 	return __mlx4_cmd(dev, in_param, NULL, 0, in_modifier,
275 			  op_modifier, op, timeout, native);
276 }
277 
278 /* Invoke a command with an output mailbox */
279 static inline int mlx4_cmd_box(struct mlx4_dev *dev, u64 in_param, u64 out_param,
280 			       u32 in_modifier, u8 op_modifier, u16 op,
281 			       unsigned long timeout, int native)
282 {
283 	return __mlx4_cmd(dev, in_param, &out_param, 0, in_modifier,
284 			  op_modifier, op, timeout, native);
285 }
286 
287 /*
288  * Invoke a command with an immediate output parameter (and copy the
289  * output into the caller's out_param pointer after the command
290  * executes).
291  */
292 static inline int mlx4_cmd_imm(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
293 			       u32 in_modifier, u8 op_modifier, u16 op,
294 			       unsigned long timeout, int native)
295 {
296 	return __mlx4_cmd(dev, in_param, out_param, 1, in_modifier,
297 			  op_modifier, op, timeout, native);
298 }
299 
300 struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev);
301 void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox);
302 
303 u32 mlx4_comm_get_version(void);
304 int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac);
305 int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos);
306 int mlx4_set_vf_rate(struct mlx4_dev *dev, int port, int vf, int min_tx_rate,
307 		     int max_tx_rate);
308 int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting);
309 int mlx4_get_vf_config(struct mlx4_dev *dev, int port, int vf, struct ifla_vf_info *ivf);
310 int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_state);
311 int mlx4_config_dev_retrieval(struct mlx4_dev *dev,
312 			      struct mlx4_config_dev_params *params);
313 void mlx4_cmd_wake_completions(struct mlx4_dev *dev);
314 void mlx4_report_internal_err_comm_event(struct mlx4_dev *dev);
315 /*
316  * mlx4_get_slave_default_vlan -
317  * return true if VST ( default vlan)
318  * if VST, will return vlan & qos (if not NULL)
319  */
320 bool mlx4_get_slave_default_vlan(struct mlx4_dev *dev, int port, int slave,
321 				 u16 *vlan, u8 *qos);
322 
323 #define MLX4_COMM_GET_IF_REV(cmd_chan_ver) (u8)((cmd_chan_ver) >> 8)
324 #define COMM_CHAN_EVENT_INTERNAL_ERR (1 << 17)
325 
326 #endif /* MLX4_CMD_H */
327