1 /*
2  * Copyright (c) 2016 Hisilicon Limited.
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 _HNS_ROCE_CMD_H
34 #define _HNS_ROCE_CMD_H
35 
36 #define HNS_ROCE_MAILBOX_SIZE		4096
37 #define HNS_ROCE_CMD_TIMEOUT_MSECS	10000
38 
39 enum {
40 	/* QPC BT commands */
41 	HNS_ROCE_CMD_WRITE_QPC_BT0	= 0x0,
42 	HNS_ROCE_CMD_WRITE_QPC_BT1	= 0x1,
43 	HNS_ROCE_CMD_WRITE_QPC_BT2	= 0x2,
44 	HNS_ROCE_CMD_READ_QPC_BT0	= 0x4,
45 	HNS_ROCE_CMD_READ_QPC_BT1	= 0x5,
46 	HNS_ROCE_CMD_READ_QPC_BT2	= 0x6,
47 	HNS_ROCE_CMD_DESTROY_QPC_BT0	= 0x8,
48 	HNS_ROCE_CMD_DESTROY_QPC_BT1	= 0x9,
49 	HNS_ROCE_CMD_DESTROY_QPC_BT2	= 0xa,
50 
51 	/* QPC operation */
52 	HNS_ROCE_CMD_MODIFY_QPC		= 0x41,
53 	HNS_ROCE_CMD_QUERY_QPC		= 0x42,
54 
55 	HNS_ROCE_CMD_MODIFY_CQC		= 0x52,
56 	HNS_ROCE_CMD_QUERY_CQC		= 0x53,
57 	/* CQC BT commands */
58 	HNS_ROCE_CMD_WRITE_CQC_BT0	= 0x10,
59 	HNS_ROCE_CMD_WRITE_CQC_BT1	= 0x11,
60 	HNS_ROCE_CMD_WRITE_CQC_BT2	= 0x12,
61 	HNS_ROCE_CMD_READ_CQC_BT0	= 0x14,
62 	HNS_ROCE_CMD_READ_CQC_BT1	= 0x15,
63 	HNS_ROCE_CMD_READ_CQC_BT2	= 0x1b,
64 	HNS_ROCE_CMD_DESTROY_CQC_BT0	= 0x18,
65 	HNS_ROCE_CMD_DESTROY_CQC_BT1	= 0x19,
66 	HNS_ROCE_CMD_DESTROY_CQC_BT2	= 0x1a,
67 
68 	/* MPT BT commands */
69 	HNS_ROCE_CMD_WRITE_MPT_BT0	= 0x20,
70 	HNS_ROCE_CMD_WRITE_MPT_BT1	= 0x21,
71 	HNS_ROCE_CMD_WRITE_MPT_BT2	= 0x22,
72 	HNS_ROCE_CMD_READ_MPT_BT0	= 0x24,
73 	HNS_ROCE_CMD_READ_MPT_BT1	= 0x25,
74 	HNS_ROCE_CMD_READ_MPT_BT2	= 0x26,
75 	HNS_ROCE_CMD_DESTROY_MPT_BT0	= 0x28,
76 	HNS_ROCE_CMD_DESTROY_MPT_BT1	= 0x29,
77 	HNS_ROCE_CMD_DESTROY_MPT_BT2	= 0x2a,
78 
79 	/* CQC TIMER commands */
80 	HNS_ROCE_CMD_WRITE_CQC_TIMER_BT0 = 0x23,
81 	HNS_ROCE_CMD_READ_CQC_TIMER_BT0  = 0x27,
82 
83 	/* MPT commands */
84 	HNS_ROCE_CMD_QUERY_MPT		= 0x62,
85 
86 	/* SRQC BT commands */
87 	HNS_ROCE_CMD_WRITE_SRQC_BT0	= 0x30,
88 	HNS_ROCE_CMD_WRITE_SRQC_BT1	= 0x31,
89 	HNS_ROCE_CMD_WRITE_SRQC_BT2	= 0x32,
90 	HNS_ROCE_CMD_READ_SRQC_BT0	= 0x34,
91 	HNS_ROCE_CMD_READ_SRQC_BT1	= 0x35,
92 	HNS_ROCE_CMD_READ_SRQC_BT2	= 0x36,
93 	HNS_ROCE_CMD_DESTROY_SRQC_BT0	= 0x38,
94 	HNS_ROCE_CMD_DESTROY_SRQC_BT1	= 0x39,
95 	HNS_ROCE_CMD_DESTROY_SRQC_BT2	= 0x3a,
96 
97 	/* QPC TIMER commands */
98 	HNS_ROCE_CMD_WRITE_QPC_TIMER_BT0 = 0x33,
99 	HNS_ROCE_CMD_READ_QPC_TIMER_BT0  = 0x37,
100 
101 	/* EQC commands */
102 	HNS_ROCE_CMD_CREATE_AEQC	= 0x80,
103 	HNS_ROCE_CMD_MODIFY_AEQC	= 0x81,
104 	HNS_ROCE_CMD_QUERY_AEQC		= 0x82,
105 	HNS_ROCE_CMD_DESTROY_AEQC	= 0x83,
106 	HNS_ROCE_CMD_CREATE_CEQC	= 0x90,
107 	HNS_ROCE_CMD_MODIFY_CEQC	= 0x91,
108 	HNS_ROCE_CMD_QUERY_CEQC		= 0x92,
109 	HNS_ROCE_CMD_DESTROY_CEQC	= 0x93,
110 
111 	/* SCC CTX BT commands */
112 	HNS_ROCE_CMD_READ_SCCC_BT0	= 0xa4,
113 	HNS_ROCE_CMD_WRITE_SCCC_BT0	= 0xa5,
114 };
115 
116 enum {
117 	/* TPT commands */
118 	HNS_ROCE_CMD_CREATE_MPT		= 0xd,
119 	HNS_ROCE_CMD_DESTROY_MPT	= 0xf,
120 
121 	/* CQ commands */
122 	HNS_ROCE_CMD_CREATE_CQC		= 0x16,
123 	HNS_ROCE_CMD_DESTROY_CQC	= 0x17,
124 
125 	/* QP/EE commands */
126 	HNS_ROCE_CMD_RST2INIT_QP	= 0x19,
127 	HNS_ROCE_CMD_INIT2RTR_QP	= 0x1a,
128 	HNS_ROCE_CMD_RTR2RTS_QP		= 0x1b,
129 	HNS_ROCE_CMD_RTS2RTS_QP		= 0x1c,
130 	HNS_ROCE_CMD_2ERR_QP		= 0x1e,
131 	HNS_ROCE_CMD_RTS2SQD_QP		= 0x1f,
132 	HNS_ROCE_CMD_SQD2RTS_QP		= 0x20,
133 	HNS_ROCE_CMD_2RST_QP		= 0x21,
134 	HNS_ROCE_CMD_QUERY_QP		= 0x22,
135 	HNS_ROCE_CMD_SQD2SQD_QP		= 0x38,
136 	HNS_ROCE_CMD_CREATE_SRQ		= 0x70,
137 	HNS_ROCE_CMD_MODIFY_SRQC	= 0x72,
138 	HNS_ROCE_CMD_QUERY_SRQC		= 0x73,
139 	HNS_ROCE_CMD_DESTROY_SRQ	= 0x74,
140 };
141 
142 int hns_roce_cmd_mbox(struct hns_roce_dev *hr_dev, u64 in_param, u64 out_param,
143 		      u8 cmd, unsigned long tag);
144 
145 struct hns_roce_cmd_mailbox *
146 hns_roce_alloc_cmd_mailbox(struct hns_roce_dev *hr_dev);
147 void hns_roce_free_cmd_mailbox(struct hns_roce_dev *hr_dev,
148 			       struct hns_roce_cmd_mailbox *mailbox);
149 int hns_roce_create_hw_ctx(struct hns_roce_dev *dev,
150 			   struct hns_roce_cmd_mailbox *mailbox,
151 			   u8 cmd, unsigned long idx);
152 int hns_roce_destroy_hw_ctx(struct hns_roce_dev *dev, u8 cmd,
153 			    unsigned long idx);
154 
155 #endif /* _HNS_ROCE_CMD_H */
156