+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
/*
* link.c RDMA tool
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Authors: Leon Romanovsky <leonro@mellanox.com>
*/
static int link_help(struct rd *rd)
{
pr_out("Usage: %s link show [DEV/PORT_INDEX]\n", rd->filename);
+ pr_out("Usage: %s link add NAME type TYPE netdev NETDEV\n",
+ rd->filename);
+ pr_out("Usage: %s link delete NAME\n", rd->filename);
return 0;
}
static const char *caps_to_str(uint32_t idx)
{
-#define RDMA_PORT_FLAGS(x) \
+#define RDMA_PORT_FLAGS_LOW(x) \
x(RESERVED, 0) \
x(SM, 1) \
x(NOTICE, 2) \
x(MULT_FDB, 30) \
x(HIERARCHY_INFO, 31)
- enum { RDMA_PORT_FLAGS(RDMA_BITMAP_ENUM) };
+#define RDMA_PORT_FLAGS_HIGH(x) \
+ x(SET_NODE_DESC, 0) \
+ x(EXT_INFO, 1) \
+ x(VIRT, 2) \
+ x(SWITCH_POR_STATE_TABLE, 3) \
+ x(LINK_WIDTH_2X, 4) \
+ x(LINK_SPEED_HDR, 5)
+
+ /*
+ * Separation below is needed to allow compilation of rdmatool
+ * on 32bits systems. On such systems, C-enum is limited to be
+ * int and can't hold more than 32 bits.
+ */
+ enum { RDMA_PORT_FLAGS_LOW(RDMA_BITMAP_ENUM) };
+ enum { RDMA_PORT_FLAGS_HIGH(RDMA_BITMAP_ENUM) };
static const char * const
- rdma_port_names[] = { RDMA_PORT_FLAGS(RDMA_BITMAP_NAMES) };
- #undef RDMA_PORT_FLAGS
+ rdma_port_names_low[] = { RDMA_PORT_FLAGS_LOW(RDMA_BITMAP_NAMES) };
+ static const char * const
+ rdma_port_names_high[] = { RDMA_PORT_FLAGS_HIGH(RDMA_BITMAP_NAMES) };
+ uint32_t high_idx;
+ #undef RDMA_PORT_FLAGS_LOW
+ #undef RDMA_PORT_FLAGS_HIGH
+
+ if (idx < ARRAY_SIZE(rdma_port_names_low) && rdma_port_names_low[idx])
+ return rdma_port_names_low[idx];
+
+ high_idx = idx - ARRAY_SIZE(rdma_port_names_low);
+ if (high_idx < ARRAY_SIZE(rdma_port_names_high) &&
+ rdma_port_names_high[high_idx])
+ return rdma_port_names_high[high_idx];
- return rdma_port_names[idx];
+ return "UNKNOWN";
}
static void link_print_caps(struct rd *rd, struct nlattr **tb)
caps = mnl_attr_get_u64(tb[RDMA_NLDEV_ATTR_CAP_FLAGS]);
- if (rd->json_output) {
- jsonw_name(rd->jw, "caps");
- jsonw_start_array(rd->jw);
- } else {
- pr_out("\n caps: <");
- }
+ print_color_string(PRINT_FP, COLOR_NONE, NULL, "\n caps: <", NULL);
+ open_json_array(PRINT_JSON, "caps");
for (idx = 0; caps; idx++) {
- if (caps & 0x1) {
- if (rd->json_output) {
- jsonw_string(rd->jw, caps_to_str(idx));
- } else {
- pr_out("%s", caps_to_str(idx));
- if (caps >> 0x1)
- pr_out(", ");
- }
- }
+ if (caps & 0x1)
+ print_color_string(PRINT_ANY, COLOR_NONE, NULL,
+ caps >> 0x1 ? "%s, " : "%s",
+ caps_to_str(idx));
caps >>= 0x1;
}
-
- if (rd->json_output)
- jsonw_end_array(rd->jw);
- else
- pr_out(">");
+ close_json_array(PRINT_ANY, ">");
}
static void link_print_subnet_prefix(struct rd *rd, struct nlattr **tb)
subnet_prefix = mnl_attr_get_u64(tb[RDMA_NLDEV_ATTR_SUBNET_PREFIX]);
memcpy(vp, &subnet_prefix, sizeof(uint64_t));
snprintf(str, 32, "%04x:%04x:%04x:%04x", vp[3], vp[2], vp[1], vp[0]);
- if (rd->json_output)
- jsonw_string_field(rd->jw, "subnet_prefix", str);
- else
- pr_out("subnet_prefix %s ", str);
+ print_color_string(PRINT_ANY, COLOR_NONE, "subnet_prefix",
+ "subnet_prefix %s ", str);
}
static void link_print_lid(struct rd *rd, struct nlattr **tb)
return;
lid = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_LID]);
- if (rd->json_output)
- jsonw_uint_field(rd->jw, "lid", lid);
- else
- pr_out("lid %u ", lid);
+ print_color_uint(PRINT_ANY, COLOR_NONE, "lid", "lid %u ", lid);
}
static void link_print_sm_lid(struct rd *rd, struct nlattr **tb)
return;
sm_lid = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_SM_LID]);
- if (rd->json_output)
- jsonw_uint_field(rd->jw, "sm_lid", sm_lid);
- else
- pr_out("sm_lid %u ", sm_lid);
+ print_color_uint(PRINT_ANY, COLOR_NONE, "sm_lid", "sm_lid %u ", sm_lid);
}
static void link_print_lmc(struct rd *rd, struct nlattr **tb)
return;
lmc = mnl_attr_get_u8(tb[RDMA_NLDEV_ATTR_LMC]);
- if (rd->json_output)
- jsonw_uint_field(rd->jw, "lmc", lmc);
- else
- pr_out("lmc %u ", lmc);
+ print_color_uint(PRINT_ANY, COLOR_NONE, "lmc", "lmc %u ", lmc);
}
static const char *link_state_to_str(uint8_t link_state)
return;
state = mnl_attr_get_u8(tb[RDMA_NLDEV_ATTR_PORT_STATE]);
- if (rd->json_output)
- jsonw_string_field(rd->jw, "state", link_state_to_str(state));
- else
- pr_out("state %s ", link_state_to_str(state));
+ print_color_string(PRINT_ANY, COLOR_NONE, "state", "state %s ",
+ link_state_to_str(state));
}
static const char *phys_state_to_str(uint8_t phys_state)
return;
phys_state = mnl_attr_get_u8(tb[RDMA_NLDEV_ATTR_PORT_PHYS_STATE]);
- if (rd->json_output)
- jsonw_string_field(rd->jw, "physical_state",
- phys_state_to_str(phys_state));
- else
- pr_out("physical_state %s ", phys_state_to_str(phys_state));
+ print_color_string(PRINT_ANY, COLOR_NONE, "physical_state",
+ "physical_state %s ", phys_state_to_str(phys_state));
}
static void link_print_netdev(struct rd *rd, struct nlattr **tb)
netdev_name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_NDEV_NAME]);
idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_NDEV_INDEX]);
- if (rd->json_output) {
- jsonw_string_field(rd->jw, "netdev", netdev_name);
- jsonw_uint_field(rd->jw, "netdev_index", idx);
- } else {
- pr_out("netdev %s ", netdev_name);
- if (rd->show_details)
- pr_out("netdev_index %u ", idx);
- }
+ print_color_string(PRINT_ANY, COLOR_NONE, "netdev", "netdev %s ",
+ netdev_name);
+ print_color_uint(PRINT_ANY, COLOR_NONE, "netdev_index",
+ rd->show_details ? "netdev_index %u " : "", idx);
}
static int link_parse_cb(const struct nlmsghdr *nlh, void *data)
struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
struct rd *rd = data;
uint32_t port, idx;
- char name[32];
+ const char *name;
mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME])
idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
port = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_PORT_INDEX]);
- snprintf(name, 32, "%s/%u",
- mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]), port);
-
- if (rd->json_output) {
- jsonw_uint_field(rd->jw, "ifindex", idx);
- jsonw_uint_field(rd->jw, "port", port);
- jsonw_string_field(rd->jw, "ifname", name);
-
- } else {
- pr_out("%u/%u: %s: ", idx, port, name);
- }
+ name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+ open_json_object(NULL);
+ print_color_uint(PRINT_JSON, COLOR_NONE, "ifindex", NULL, idx);
+ print_color_string(PRINT_ANY, COLOR_NONE, "ifname", "link %s/", name);
+ print_color_uint(PRINT_ANY, COLOR_NONE, "port", "%u ", port);
link_print_subnet_prefix(rd, tb);
link_print_lid(rd, tb);
link_print_sm_lid(rd, tb);
if (rd->show_details)
link_print_caps(rd, tb);
- if (!rd->json_output)
- pr_out("\n");
+ newline(rd);
return MNL_CB_OK;
}
if (ret)
return ret;
- if (rd->json_output)
- jsonw_start_object(rd->jw);
ret = rd_recv_msg(rd, link_parse_cb, rd, seq);
- if (rd->json_output)
- jsonw_end_object(rd->jw);
return ret;
}
return rd_exec_link(rd, link_one_show, true);
}
+static int link_add_netdev(struct rd *rd)
+{
+ char *link_netdev;
+ uint32_t seq;
+
+ if (rd_no_arg(rd)) {
+ pr_err("Please provide a net device name.\n");
+ return -EINVAL;
+ }
+
+ link_netdev = rd_argv(rd);
+ rd_prepare_msg(rd, RDMA_NLDEV_CMD_NEWLINK, &seq,
+ (NLM_F_REQUEST | NLM_F_ACK));
+ mnl_attr_put_strz(rd->nlh, RDMA_NLDEV_ATTR_DEV_NAME, rd->link_name);
+ mnl_attr_put_strz(rd->nlh, RDMA_NLDEV_ATTR_LINK_TYPE, rd->link_type);
+ mnl_attr_put_strz(rd->nlh, RDMA_NLDEV_ATTR_NDEV_NAME, link_netdev);
+ return rd_sendrecv_msg(rd, seq);
+}
+
+static int link_add_type(struct rd *rd)
+{
+ const struct rd_cmd cmds[] = {
+ { NULL, link_help},
+ { "netdev", link_add_netdev},
+ { 0 }
+ };
+
+ if (rd_no_arg(rd)) {
+ pr_err("Please provide a link type name.\n");
+ return -EINVAL;
+ }
+ rd->link_type = rd_argv(rd);
+ rd_arg_inc(rd);
+ return rd_exec_cmd(rd, cmds, "parameter");
+}
+
+static int link_add(struct rd *rd)
+{
+ const struct rd_cmd cmds[] = {
+ { NULL, link_help},
+ { "type", link_add_type},
+ { 0 }
+ };
+
+ if (rd_no_arg(rd)) {
+ pr_err("Please provide a link name to add.\n");
+ return -EINVAL;
+ }
+ rd->link_name = rd_argv(rd);
+ rd_arg_inc(rd);
+
+ return rd_exec_cmd(rd, cmds, "parameter");
+}
+
+static int _link_del(struct rd *rd)
+{
+ uint32_t seq;
+
+ if (!rd_no_arg(rd)) {
+ pr_err("Unknown parameter %s\n", rd_argv(rd));
+ return -EINVAL;
+ }
+ rd_prepare_msg(rd, RDMA_NLDEV_CMD_DELLINK, &seq,
+ (NLM_F_REQUEST | NLM_F_ACK));
+ mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
+ return rd_sendrecv_msg(rd, seq);
+}
+
+static int link_del(struct rd *rd)
+{
+ return rd_exec_require_dev(rd, _link_del);
+}
+
int cmd_link(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, link_show },
+ { "add", link_add },
+ { "delete", link_del },
{ "show", link_show },
{ "list", link_show },
{ "help", link_help },