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
39enum {
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
173enum {
174	MLX4_CMD_TIME_CLASS_A	= 60000,
175	MLX4_CMD_TIME_CLASS_B	= 60000,
176	MLX4_CMD_TIME_CLASS_C	= 60000,
177};
178
179enum {
180	/* virtual to physical port mapping opcode modifiers */
181	MLX4_GET_PORT_VIRT2PHY = 0x0,
182	MLX4_SET_PORT_VIRT2PHY = 0x1,
183};
184
185enum {
186	MLX4_MAILBOX_SIZE	= 4096,
187	MLX4_ACCESS_MEM_ALIGN	= 256,
188};
189
190enum {
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
197enum {
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
210enum {
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
216enum {
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 */
235enum 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
242struct 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
248enum mlx4_en_congestion_control_algorithm {
249	MLX4_CTRL_ALGO_802_1_QAU_REACTION_POINT = 0,
250};
251
252enum 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
258struct mlx4_dev;
259
260struct mlx4_cmd_mailbox {
261	void		       *buf;
262	dma_addr_t		dma;
263};
264
265int __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 */
270static 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 */
279static 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 */
292static 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
300struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev);
301void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox);
302
303u32 mlx4_comm_get_version(void);
304int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac);
305int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos);
306int mlx4_set_vf_rate(struct mlx4_dev *dev, int port, int vf, int min_tx_rate,
307		     int max_tx_rate);
308int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting);
309int mlx4_get_vf_config(struct mlx4_dev *dev, int port, int vf, struct ifla_vf_info *ivf);
310int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_state);
311int mlx4_config_dev_retrieval(struct mlx4_dev *dev,
312			      struct mlx4_config_dev_params *params);
313void mlx4_cmd_wake_completions(struct mlx4_dev *dev);
314void 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 */
320bool 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