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 	/* CQC BT commands */
57 	HNS_ROCE_CMD_WRITE_CQC_BT0	= 0x10,
58 	HNS_ROCE_CMD_WRITE_CQC_BT1	= 0x11,
59 	HNS_ROCE_CMD_WRITE_CQC_BT2	= 0x12,
60 	HNS_ROCE_CMD_READ_CQC_BT0	= 0x14,
61 	HNS_ROCE_CMD_READ_CQC_BT1	= 0x15,
62 	HNS_ROCE_CMD_READ_CQC_BT2	= 0x1b,
63 	HNS_ROCE_CMD_DESTROY_CQC_BT0	= 0x18,
64 	HNS_ROCE_CMD_DESTROY_CQC_BT1	= 0x19,
65 	HNS_ROCE_CMD_DESTROY_CQC_BT2	= 0x1a,
66 
67 	/* MPT BT commands */
68 	HNS_ROCE_CMD_WRITE_MPT_BT0	= 0x20,
69 	HNS_ROCE_CMD_WRITE_MPT_BT1	= 0x21,
70 	HNS_ROCE_CMD_WRITE_MPT_BT2	= 0x22,
71 	HNS_ROCE_CMD_READ_MPT_BT0	= 0x24,
72 	HNS_ROCE_CMD_READ_MPT_BT1	= 0x25,
73 	HNS_ROCE_CMD_READ_MPT_BT2	= 0x26,
74 	HNS_ROCE_CMD_DESTROY_MPT_BT0	= 0x28,
75 	HNS_ROCE_CMD_DESTROY_MPT_BT1	= 0x29,
76 	HNS_ROCE_CMD_DESTROY_MPT_BT2	= 0x2a,
77 
78 	/* MPT commands */
79 	HNS_ROCE_CMD_QUERY_MPT		= 0x62,
80 
81 	/* SRQC BT commands */
82 	HNS_ROCE_CMD_WRITE_SRQC_BT0	= 0x30,
83 	HNS_ROCE_CMD_WRITE_SRQC_BT1	= 0x31,
84 	HNS_ROCE_CMD_WRITE_SRQC_BT2	= 0x32,
85 	HNS_ROCE_CMD_READ_SRQC_BT0	= 0x34,
86 	HNS_ROCE_CMD_READ_SRQC_BT1	= 0x35,
87 	HNS_ROCE_CMD_READ_SRQC_BT2	= 0x36,
88 	HNS_ROCE_CMD_DESTROY_SRQC_BT0	= 0x38,
89 	HNS_ROCE_CMD_DESTROY_SRQC_BT1	= 0x39,
90 	HNS_ROCE_CMD_DESTROY_SRQC_BT2	= 0x3a,
91 
92 	/* EQC commands */
93 	HNS_ROCE_CMD_CREATE_AEQC	= 0x80,
94 	HNS_ROCE_CMD_MODIFY_AEQC	= 0x81,
95 	HNS_ROCE_CMD_QUERY_AEQC		= 0x82,
96 	HNS_ROCE_CMD_DESTROY_AEQC	= 0x83,
97 	HNS_ROCE_CMD_CREATE_CEQC	= 0x90,
98 	HNS_ROCE_CMD_MODIFY_CEQC	= 0x91,
99 	HNS_ROCE_CMD_QUERY_CEQC		= 0x92,
100 	HNS_ROCE_CMD_DESTROY_CEQC	= 0x93,
101 };
102 
103 enum {
104 	/* TPT commands */
105 	HNS_ROCE_CMD_SW2HW_MPT		= 0xd,
106 	HNS_ROCE_CMD_HW2SW_MPT		= 0xf,
107 
108 	/* CQ commands */
109 	HNS_ROCE_CMD_SW2HW_CQ		= 0x16,
110 	HNS_ROCE_CMD_HW2SW_CQ		= 0x17,
111 
112 	/* QP/EE commands */
113 	HNS_ROCE_CMD_RST2INIT_QP	= 0x19,
114 	HNS_ROCE_CMD_INIT2RTR_QP	= 0x1a,
115 	HNS_ROCE_CMD_RTR2RTS_QP		= 0x1b,
116 	HNS_ROCE_CMD_RTS2RTS_QP		= 0x1c,
117 	HNS_ROCE_CMD_2ERR_QP		= 0x1e,
118 	HNS_ROCE_CMD_RTS2SQD_QP		= 0x1f,
119 	HNS_ROCE_CMD_SQD2SQD_QP		= 0x38,
120 	HNS_ROCE_CMD_SQD2RTS_QP		= 0x20,
121 	HNS_ROCE_CMD_2RST_QP		= 0x21,
122 	HNS_ROCE_CMD_QUERY_QP		= 0x22,
123 };
124 
125 int hns_roce_cmd_mbox(struct hns_roce_dev *hr_dev, u64 in_param, u64 out_param,
126 		      unsigned long in_modifier, u8 op_modifier, u16 op,
127 		      unsigned long timeout);
128 
129 struct hns_roce_cmd_mailbox
130 	*hns_roce_alloc_cmd_mailbox(struct hns_roce_dev *hr_dev);
131 void hns_roce_free_cmd_mailbox(struct hns_roce_dev *hr_dev,
132 			       struct hns_roce_cmd_mailbox *mailbox);
133 
134 #endif /* _HNS_ROCE_CMD_H */
135