1 // SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
4 * Authors: Leon Romanovsky <leonro@mellanox.com>
10 static int res_help(struct rd
*rd
)
12 pr_out("Usage: %s resource\n", rd
->filename
);
13 pr_out(" resource show [DEV]\n");
14 pr_out(" resource show [qp|cm_id|pd|mr|cq]\n");
15 pr_out(" resource show qp link [DEV/PORT]\n");
16 pr_out(" resource show qp link [DEV/PORT] [FILTER-NAME FILTER-VALUE]\n");
17 pr_out(" resource show cm_id link [DEV/PORT]\n");
18 pr_out(" resource show cm_id link [DEV/PORT] [FILTER-NAME FILTER-VALUE]\n");
19 pr_out(" resource show cq link [DEV/PORT]\n");
20 pr_out(" resource show cq link [DEV/PORT] [FILTER-NAME FILTER-VALUE]\n");
21 pr_out(" resource show pd dev [DEV]\n");
22 pr_out(" resource show pd dev [DEV] [FILTER-NAME FILTER-VALUE]\n");
23 pr_out(" resource show mr dev [DEV]\n");
24 pr_out(" resource show mr dev [DEV] [FILTER-NAME FILTER-VALUE]\n");
28 static int res_print_summary(struct rd
*rd
, struct nlattr
**tb
)
30 struct nlattr
*nla_table
= tb
[RDMA_NLDEV_ATTR_RES_SUMMARY
];
31 struct nlattr
*nla_entry
;
36 mnl_attr_for_each_nested(nla_entry
, nla_table
) {
37 struct nlattr
*nla_line
[RDMA_NLDEV_ATTR_MAX
] = {};
39 err
= mnl_attr_parse_nested(nla_entry
, rd_attr_cb
, nla_line
);
43 if (!nla_line
[RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_NAME
] ||
44 !nla_line
[RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR
]) {
48 name
= mnl_attr_get_str(nla_line
[RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_NAME
]);
49 curr
= mnl_attr_get_u64(nla_line
[RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR
]);
52 nla_line
[RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR
]);
57 static int res_no_args_idx_parse_cb(const struct nlmsghdr
*nlh
, void *data
)
62 static int res_no_args_parse_cb(const struct nlmsghdr
*nlh
, void *data
)
64 struct nlattr
*tb
[RDMA_NLDEV_ATTR_MAX
] = {};
69 mnl_attr_parse(nlh
, 0, rd_attr_cb
, tb
);
70 if (!tb
[RDMA_NLDEV_ATTR_DEV_INDEX
] ||
71 !tb
[RDMA_NLDEV_ATTR_DEV_NAME
] ||
72 !tb
[RDMA_NLDEV_ATTR_RES_SUMMARY
])
75 idx
= mnl_attr_get_u32(tb
[RDMA_NLDEV_ATTR_DEV_INDEX
]);
76 name
= mnl_attr_get_str(tb
[RDMA_NLDEV_ATTR_DEV_NAME
]);
77 open_json_object(NULL
);
78 print_color_uint(PRINT_ANY
, COLOR_NONE
, "ifindex", "%u: ", idx
);
79 print_color_string(PRINT_ANY
, COLOR_NONE
, "ifname", "%s: ", name
);
80 res_print_summary(rd
, tb
);
85 int _res_send_idx_msg(struct rd
*rd
, uint32_t command
, mnl_cb_t callback
,
86 uint32_t idx
, uint32_t id
)
88 uint32_t flags
= NLM_F_REQUEST
| NLM_F_ACK
;
92 rd_prepare_msg(rd
, command
, &seq
, flags
);
93 mnl_attr_put_u32(rd
->nlh
, RDMA_NLDEV_ATTR_DEV_INDEX
, rd
->dev_idx
);
95 mnl_attr_put_u32(rd
->nlh
,
96 RDMA_NLDEV_ATTR_PORT_INDEX
, rd
->port_idx
);
98 mnl_attr_put_u32(rd
->nlh
, id
, idx
);
100 if (command
== RDMA_NLDEV_CMD_STAT_GET
)
101 mnl_attr_put_u32(rd
->nlh
, RDMA_NLDEV_ATTR_STAT_RES
,
102 RDMA_NLDEV_ATTR_RES_MR
);
104 ret
= rd_send_msg(rd
);
107 ret
= rd_recv_msg(rd
, callback
, rd
, seq
);
111 int _res_send_msg(struct rd
*rd
, uint32_t command
, mnl_cb_t callback
)
113 uint32_t flags
= NLM_F_REQUEST
| NLM_F_ACK
;
117 if (command
!= RDMA_NLDEV_CMD_RES_GET
)
120 rd_prepare_msg(rd
, command
, &seq
, flags
);
121 mnl_attr_put_u32(rd
->nlh
, RDMA_NLDEV_ATTR_DEV_INDEX
, rd
->dev_idx
);
123 mnl_attr_put_u32(rd
->nlh
,
124 RDMA_NLDEV_ATTR_PORT_INDEX
, rd
->port_idx
);
126 if (command
== RDMA_NLDEV_CMD_STAT_GET
)
127 mnl_attr_put_u32(rd
->nlh
, RDMA_NLDEV_ATTR_STAT_RES
,
128 RDMA_NLDEV_ATTR_RES_MR
);
130 ret
= rd_send_msg(rd
);
134 ret
= rd_recv_msg(rd
, callback
, rd
, seq
);
138 const char *qp_types_to_str(uint8_t idx
)
140 static const char * const qp_types_str
[] = { "SMI", "GSI", "RC",
141 "UC", "UD", "RAW_IPV6",
143 "UNKNOWN", "RAW_PACKET",
144 "XRC_INI", "XRC_TGT",
148 if (idx
< ARRAY_SIZE(qp_types_str
) && qp_types_str
[idx
])
149 return qp_types_str
[idx
];
153 void print_comm(struct rd
*rd
, const char *str
, struct nlattr
**nla_line
)
160 if (nla_line
[RDMA_NLDEV_ATTR_RES_PID
] || rd
->json_output
)
161 snprintf(tmp
, sizeof(tmp
), "%s", str
);
163 snprintf(tmp
, sizeof(tmp
), "[%s]", str
);
164 print_color_string(PRINT_ANY
, COLOR_NONE
, "comm", "comm %s ", tmp
);
167 void print_dev(struct rd
*rd
, uint32_t idx
, const char *name
)
169 print_color_int(PRINT_ANY
, COLOR_NONE
, "ifindex", NULL
, idx
);
170 print_color_string(PRINT_ANY
, COLOR_NONE
, "ifname", "dev %s ", name
);
173 void print_link(struct rd
*rd
, uint32_t idx
, const char *name
, uint32_t port
,
174 struct nlattr
**nla_line
)
178 print_color_uint(PRINT_JSON
, COLOR_NONE
, "ifindex", NULL
, idx
);
179 print_color_string(PRINT_ANY
, COLOR_NONE
, "ifname", NULL
, name
);
180 if (nla_line
[RDMA_NLDEV_ATTR_PORT_INDEX
]) {
181 print_color_uint(PRINT_ANY
, COLOR_NONE
, "port", NULL
, port
);
182 snprintf(tmp
, sizeof(tmp
), "%s/%d", name
, port
);
184 snprintf(tmp
, sizeof(tmp
), "%s/-", name
);
187 if (!rd
->json_output
)
188 print_color_string(PRINT_ANY
, COLOR_NONE
, NULL
, "link %s ",
192 void print_qp_type(struct rd
*rd
, uint32_t val
)
194 print_color_string(PRINT_ANY
, COLOR_NONE
, "qp-type", "qp-type %s ",
195 qp_types_to_str(val
));
198 char *get_task_name(uint32_t pid
)
206 if (asprintf(&comm
, "/proc/%d/comm", pid
) < 0)
209 f
= fopen(comm
, "r");
214 if (fscanf(f
, "%ms\n", &comm
) != 1)
222 void print_key(struct rd
*rd
, const char *name
, uint64_t val
,
223 struct nlattr
*nlattr
)
227 print_color_string(PRINT_FP
, COLOR_NONE
, NULL
, name
, NULL
);
228 print_color_hex(PRINT_ANY
, COLOR_NONE
, name
, " 0x%" PRIx64
" ", val
);
231 void res_print_uint(struct rd
*rd
, const char *name
, uint64_t val
,
232 struct nlattr
*nlattr
)
236 print_color_uint(PRINT_ANY
, COLOR_NONE
, name
, name
, val
);
237 print_color_uint(PRINT_FP
, COLOR_NONE
, NULL
, " %d ", val
);
240 RES_FUNC(res_no_args
, RDMA_NLDEV_CMD_RES_GET
, NULL
, true, 0);
242 static int res_show(struct rd
*rd
)
244 const struct rd_cmd cmds
[] = {
245 { NULL
, res_no_args
},
247 { "cm_id", res_cm_id
},
255 * Special case to support "rdma res show DEV_NAME"
257 if (rd_argc(rd
) == 1 && dev_map_lookup(rd
, false))
258 return rd_exec_dev(rd
, _res_no_args
);
260 return rd_exec_cmd(rd
, cmds
, "parameter");
263 int cmd_res(struct rd
*rd
)
265 const struct rd_cmd cmds
[] = {
267 { "show", res_show
},
268 { "list", res_show
},
269 { "help", res_help
},
273 return rd_exec_cmd(rd
, cmds
, "resource command");