xref: /linux/include/rdma/ib_pma.h (revision 3839a7460721b87501134697b7b90c45dcc7825d)
1 /*
2  * Copyright (c) 2006, 2007, 2008, 2009, 2010 QLogic Corporation.
3  * All rights reserved.
4  * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved.
5  *
6  * This software is available to you under a choice of one of two
7  * licenses.  You may choose to be licensed under the terms of the GNU
8  * General Public License (GPL) Version 2, available from the file
9  * COPYING in the main directory of this source tree, or the
10  * OpenIB.org BSD license below:
11  *
12  *     Redistribution and use in source and binary forms, with or
13  *     without modification, are permitted provided that the following
14  *     conditions are met:
15  *
16  *      - Redistributions of source code must retain the above
17  *        copyright notice, this list of conditions and the following
18  *        disclaimer.
19  *
20  *      - Redistributions in binary form must reproduce the above
21  *        copyright notice, this list of conditions and the following
22  *        disclaimer in the documentation and/or other materials
23  *        provided with the distribution.
24  *
25  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32  * SOFTWARE.
33  */
34 
35 #if !defined(IB_PMA_H)
36 #define IB_PMA_H
37 
38 #include <rdma/ib_mad.h>
39 
40 /*
41  * PMA class portinfo capability mask bits
42  */
43 #define IB_PMA_CLASS_CAP_ALLPORTSELECT  cpu_to_be16(1 << 8)
44 #define IB_PMA_CLASS_CAP_EXT_WIDTH      cpu_to_be16(1 << 9)
45 #define IB_PMA_CLASS_CAP_EXT_WIDTH_NOIETF cpu_to_be16(1 << 10)
46 #define IB_PMA_CLASS_CAP_XMIT_WAIT      cpu_to_be16(1 << 12)
47 
48 #define IB_PMA_CLASS_PORT_INFO          cpu_to_be16(0x0001)
49 #define IB_PMA_PORT_SAMPLES_CONTROL     cpu_to_be16(0x0010)
50 #define IB_PMA_PORT_SAMPLES_RESULT      cpu_to_be16(0x0011)
51 #define IB_PMA_PORT_COUNTERS            cpu_to_be16(0x0012)
52 #define IB_PMA_PORT_COUNTERS_EXT        cpu_to_be16(0x001D)
53 #define IB_PMA_PORT_SAMPLES_RESULT_EXT  cpu_to_be16(0x001E)
54 
55 struct ib_pma_mad {
56 	struct ib_mad_hdr mad_hdr;
57 	u8 reserved[40];
58 	u8 data[192];
59 } __packed;
60 
61 struct ib_pma_portsamplescontrol {
62 	u8 opcode;
63 	u8 port_select;
64 	u8 tick;
65 	u8 counter_width;		/* resv: 7:3, counter width: 2:0 */
66 	__be32 counter_mask0_9;		/* 2, 10 3-bit fields */
67 	__be16 counter_mask10_14;	/* 1, 5 3-bit fields */
68 	u8 sample_mechanisms;
69 	u8 sample_status;		/* only lower 2 bits */
70 	__be64 option_mask;
71 	__be64 vendor_mask;
72 	__be32 sample_start;
73 	__be32 sample_interval;
74 	__be16 tag;
75 	__be16 counter_select[15];
76 	__be32 reserved1;
77 	__be64 samples_only_option_mask;
78 	__be32 reserved2[28];
79 };
80 
81 struct ib_pma_portsamplesresult {
82 	__be16 tag;
83 	__be16 sample_status;   /* only lower 2 bits */
84 	__be32 counter[15];
85 };
86 
87 struct ib_pma_portsamplesresult_ext {
88 	__be16 tag;
89 	__be16 sample_status;   /* only lower 2 bits */
90 	__be32 extended_width;  /* only upper 2 bits */
91 	__be64 counter[15];
92 };
93 
94 struct ib_pma_portcounters {
95 	u8 reserved;
96 	u8 port_select;
97 	__be16 counter_select;
98 	__be16 symbol_error_counter;
99 	u8 link_error_recovery_counter;
100 	u8 link_downed_counter;
101 	__be16 port_rcv_errors;
102 	__be16 port_rcv_remphys_errors;
103 	__be16 port_rcv_switch_relay_errors;
104 	__be16 port_xmit_discards;
105 	u8 port_xmit_constraint_errors;
106 	u8 port_rcv_constraint_errors;
107 	u8 reserved1;
108 	u8 link_overrun_errors; /* LocalLink: 7:4, BufferOverrun: 3:0 */
109 	__be16 reserved2;
110 	__be16 vl15_dropped;
111 	__be32 port_xmit_data;
112 	__be32 port_rcv_data;
113 	__be32 port_xmit_packets;
114 	__be32 port_rcv_packets;
115 	__be32 port_xmit_wait;
116 } __packed;
117 
118 
119 #define IB_PMA_SEL_SYMBOL_ERROR                 cpu_to_be16(0x0001)
120 #define IB_PMA_SEL_LINK_ERROR_RECOVERY          cpu_to_be16(0x0002)
121 #define IB_PMA_SEL_LINK_DOWNED                  cpu_to_be16(0x0004)
122 #define IB_PMA_SEL_PORT_RCV_ERRORS              cpu_to_be16(0x0008)
123 #define IB_PMA_SEL_PORT_RCV_REMPHYS_ERRORS      cpu_to_be16(0x0010)
124 #define IB_PMA_SEL_PORT_XMIT_DISCARDS           cpu_to_be16(0x0040)
125 #define IB_PMA_SEL_LOCAL_LINK_INTEGRITY_ERRORS  cpu_to_be16(0x0200)
126 #define IB_PMA_SEL_EXCESSIVE_BUFFER_OVERRUNS    cpu_to_be16(0x0400)
127 #define IB_PMA_SEL_PORT_VL15_DROPPED            cpu_to_be16(0x0800)
128 #define IB_PMA_SEL_PORT_XMIT_DATA               cpu_to_be16(0x1000)
129 #define IB_PMA_SEL_PORT_RCV_DATA                cpu_to_be16(0x2000)
130 #define IB_PMA_SEL_PORT_XMIT_PACKETS            cpu_to_be16(0x4000)
131 #define IB_PMA_SEL_PORT_RCV_PACKETS             cpu_to_be16(0x8000)
132 
133 struct ib_pma_portcounters_ext {
134 	u8 reserved;
135 	u8 port_select;
136 	__be16 counter_select;
137 	__be32 reserved1;
138 	__be64 port_xmit_data;
139 	__be64 port_rcv_data;
140 	__be64 port_xmit_packets;
141 	__be64 port_rcv_packets;
142 	__be64 port_unicast_xmit_packets;
143 	__be64 port_unicast_rcv_packets;
144 	__be64 port_multicast_xmit_packets;
145 	__be64 port_multicast_rcv_packets;
146 } __packed;
147 
148 #define IB_PMA_SELX_PORT_XMIT_DATA              cpu_to_be16(0x0001)
149 #define IB_PMA_SELX_PORT_RCV_DATA               cpu_to_be16(0x0002)
150 #define IB_PMA_SELX_PORT_XMIT_PACKETS           cpu_to_be16(0x0004)
151 #define IB_PMA_SELX_PORT_RCV_PACKETS            cpu_to_be16(0x0008)
152 #define IB_PMA_SELX_PORT_UNI_XMIT_PACKETS       cpu_to_be16(0x0010)
153 #define IB_PMA_SELX_PORT_UNI_RCV_PACKETS        cpu_to_be16(0x0020)
154 #define IB_PMA_SELX_PORT_MULTI_XMIT_PACKETS     cpu_to_be16(0x0040)
155 #define IB_PMA_SELX_PORT_MULTI_RCV_PACKETS      cpu_to_be16(0x0080)
156 
157 #endif /* IB_PMA_H */
158