// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
/*
* rdma.c RDMA tool
* Authors: Mark Zhang <markz@mellanox.com>
*/
#include "rdma.h"
#include "res.h"
#include <inttypes.h>
static int stat_help(struct rd *rd)
{
pr_out("Usage: %s [ OPTIONS ] statistic { COMMAND | help }\n", rd->filename);
pr_out(" %s statistic OBJECT show\n", rd->filename);
pr_out(" %s statistic OBJECT show link [ DEV/PORT_INDEX ] [ FILTER-NAME FILTER-VALUE ]\n", rd->filename);
pr_out(" %s statistic OBJECT mode\n", rd->filename);
pr_out(" %s statistic OBJECT set COUNTER_SCOPE [DEV/PORT_INDEX] auto {CRITERIA | off}\n", rd->filename);
pr_out(" %s statistic OBJECT bind COUNTER_SCOPE [DEV/PORT_INDEX] [OBJECT-ID] [COUNTER-ID]\n", rd->filename);
pr_out(" %s statistic OBJECT unbind COUNTER_SCOPE [DEV/PORT_INDEX] [COUNTER-ID]\n", rd->filename);
pr_out(" %s statistic show\n", rd->filename);
pr_out(" %s statistic show link [ DEV/PORT_INDEX ]\n", rd->filename);
pr_out("where OBJECT: = { qp }\n");
pr_out(" CRITERIA : = { type }\n");
pr_out(" COUNTER_SCOPE: = { link | dev }\n");
pr_out(" FILTER_NAME: = { cntn | lqpn | pid }\n");
pr_out("Examples:\n");
pr_out(" %s statistic qp show\n", rd->filename);
pr_out(" %s statistic qp show link mlx5_2/1\n", rd->filename);
pr_out(" %s statistic qp mode\n", rd->filename);
pr_out(" %s statistic qp mode link mlx5_0\n", rd->filename);
pr_out(" %s statistic qp set link mlx5_2/1 auto type on\n", rd->filename);
pr_out(" %s statistic qp set link mlx5_2/1 auto off\n", rd->filename);
pr_out(" %s statistic qp bind link mlx5_2/1 lqpn 178\n", rd->filename);
pr_out(" %s statistic qp bind link mlx5_2/1 lqpn 178 cntn 4\n", rd->filename);
pr_out(" %s statistic qp unbind link mlx5_2/1 cntn 4\n", rd->filename);
pr_out(" %s statistic qp unbind link mlx5_2/1 cntn 4 lqpn 178\n", rd->filename);
pr_out(" %s statistic show\n", rd->filename);
pr_out(" %s statistic show link mlx5_2/1\n", rd->filename);
return 0;
}
struct counter_param {
char *name;
uint32_t attr;
};
static struct counter_param auto_params[] = {
{ "type", RDMA_COUNTER_MASK_QP_TYPE, },
{ NULL },
};
static int prepare_auto_mode_str(struct nlattr **tb, uint32_t mask,
char *output, int len)
{
char s[] = "qp auto";
int i, outlen = strlen(s);
memset(output, 0, len);
snprintf(output, len, "%s", s);
if (mask) {
for (i = 0; auto_params[i].name != NULL; i++) {
if (mask & auto_params[i].attr) {
outlen += strlen(auto_params[i].name) + 1;
if (outlen >= len)
return -EINVAL;
strcat(output, " ");
strcat(output, auto_params[i].name);
}
}
if (outlen + strlen(" on") >= len)
return -EINVAL;
strcat(output, " on");
} else {
if (outlen + strlen(" off") >= len)
return -EINVAL;
strcat(output, " off");
}
return 0;
}
static int qp_link_get_mode_parse_cb(const struct nlmsghdr *nlh, void *data)
{
struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
uint32_t mode = 0, mask = 0;
char output[128] = {};
struct rd *rd = data;
uint32_t idx, port;
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])
return MNL_CB_ERROR;
if (!tb[RDMA_NLDEV_ATTR_PORT_INDEX]) {
pr_err("This tool doesn't support switches yet\n");
return MNL_CB_ERROR;
}
idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
port = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_PORT_INDEX]);
name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
if (tb[RDMA_NLDEV_ATTR_STAT_MODE])
mode = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_STAT_MODE]);
if (mode == RDMA_COUNTER_MODE_AUTO) {
if (!tb[RDMA_NLDEV_ATTR_STAT_AUTO_MODE_MASK])
return MNL_CB_ERROR;
mask = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_STAT_AUTO_MODE_MASK]);
prepare_auto_mode_str(tb, mask, output, sizeof(output));
} else {
snprintf(output, sizeof(output), "qp auto off");
}
if (rd->json_output) {
jsonw_uint_field(rd->jw, "ifindex", idx);
jsonw_uint_field(rd->jw, "port", port);
jsonw_string_field(rd->jw, "mode", output);
} else {
pr_out("%u/%u: %s/%u: %s\n", idx, port, name, port, output);
}
return MNL_CB_OK;
}
static int stat_one_qp_link_get_mode(struct rd *rd)
{
uint32_t seq;
int ret;
if (!rd->port_idx)
return 0;
rd_prepare_msg(rd, RDMA_NLDEV_CMD_STAT_GET,
&seq, (NLM_F_REQUEST | NLM_F_ACK));
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_PORT_INDEX, rd->port_idx);
/* Make RDMA_NLDEV_ATTR_STAT_MODE valid so that kernel knows
* return only mode instead of all counters
*/
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_MODE,
RDMA_COUNTER_MODE_MANUAL);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_RES, RDMA_NLDEV_ATTR_RES_QP);
ret = rd_send_msg(rd);
if (ret)
return ret;
if (rd->json_output)
jsonw_start_object(rd->jw);
ret = rd_recv_msg(rd, qp_link_get_mode_parse_cb, rd, seq);
if (rd->json_output)
jsonw_end_object(rd->jw);
return ret;
}
static int stat_qp_link_get_mode(struct rd *rd)
{
return rd_exec_link(rd, stat_one_qp_link_get_mode, false);
}
static int stat_qp_get_mode(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_qp_link_get_mode },
{ "link", stat_qp_link_get_mode },
{ "help", stat_help },
{ 0 }
};
return rd_exec_cmd(rd, cmds, "parameter");
}
static int res_get_hwcounters(struct rd *rd, struct nlattr *hwc_table, bool print)
{
struct nlattr *nla_entry;
const char *nm;
uint64_t v;
int err;
mnl_attr_for_each_nested(nla_entry, hwc_table) {
struct nlattr *hw_line[RDMA_NLDEV_ATTR_MAX] = {};
err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, hw_line);
if (err != MNL_CB_OK)
return -EINVAL;
if (!hw_line[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY_NAME] ||
!hw_line[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY_VALUE]) {
return -EINVAL;
}
if (!print)
continue;
nm = mnl_attr_get_str(hw_line[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY_NAME]);
v = mnl_attr_get_u64(hw_line[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY_VALUE]);
if (rd->pretty_output && !rd->json_output)
newline_indent(rd);
res_print_uint(rd, nm, v, hw_line[RDMA_NLDEV_ATTR_STAT_HWCOUNTER_ENTRY_NAME]);
}
return MNL_CB_OK;
}
static int res_counter_line(struct rd *rd, const char *name, int index,
struct nlattr **nla_line)
{
uint32_t cntn, port = 0, pid = 0, qpn;
struct nlattr *hwc_table, *qp_table;
struct nlattr *nla_entry;
const char *comm = NULL;
bool isfirst;
int err;
if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX])
port = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_PORT_INDEX]);
hwc_table = nla_line[RDMA_NLDEV_ATTR_STAT_HWCOUNTERS];
qp_table = nla_line[RDMA_NLDEV_ATTR_RES_QP];
if (!hwc_table || !qp_table ||
!nla_line[RDMA_NLDEV_ATTR_STAT_COUNTER_ID])
return MNL_CB_ERROR;
cntn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_STAT_COUNTER_ID]);
if (rd_is_filtered_attr(rd, "cntn", cntn,
nla_line[RDMA_NLDEV_ATTR_STAT_COUNTER_ID]))
return MNL_CB_OK;
if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
comm = get_task_name(pid);
}
if (rd_is_filtered_attr(rd, "pid", pid,
nla_line[RDMA_NLDEV_ATTR_RES_PID]))
return MNL_CB_OK;
if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME])
comm = (char *)mnl_attr_get_str(
nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
mnl_attr_for_each_nested(nla_entry, qp_table) {
struct nlattr *qp_line[RDMA_NLDEV_ATTR_MAX] = {};
err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, qp_line);
if (err != MNL_CB_OK)
return -EINVAL;
if (!qp_line[RDMA_NLDEV_ATTR_RES_LQPN])
return -EINVAL;
qpn = mnl_attr_get_u32(qp_line[RDMA_NLDEV_ATTR_RES_LQPN]);
if (rd_is_filtered_attr(rd, "lqpn", qpn,
qp_line[RDMA_NLDEV_ATTR_RES_LQPN]))
return MNL_CB_OK;
}
err = res_get_hwcounters(rd, hwc_table, false);
if (err != MNL_CB_OK)
return err;
if (rd->json_output) {
jsonw_string_field(rd->jw, "ifname", name);
if (port)
jsonw_uint_field(rd->jw, "port", port);
jsonw_uint_field(rd->jw, "cntn", cntn);
} else {
if (port)
pr_out("link %s/%u cntn %u ", name, port, cntn);
else
pr_out("dev %s cntn %u ", name, cntn);
}
res_print_uint(rd, "pid", pid, nla_line[RDMA_NLDEV_ATTR_RES_PID]);
print_comm(rd, comm, nla_line);
res_get_hwcounters(rd, hwc_table, true);
isfirst = true;
mnl_attr_for_each_nested(nla_entry, qp_table) {
struct nlattr *qp_line[RDMA_NLDEV_ATTR_MAX] = {};
if (isfirst && !rd->json_output)
pr_out("\n LQPN: <");
err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, qp_line);
if (err != MNL_CB_OK)
return -EINVAL;
if (!qp_line[RDMA_NLDEV_ATTR_RES_LQPN])
return -EINVAL;
qpn = mnl_attr_get_u32(qp_line[RDMA_NLDEV_ATTR_RES_LQPN]);
if (rd->json_output) {
jsonw_uint_field(rd->jw, "lqpn", qpn);
} else {
if (isfirst)
pr_out("%d", qpn);
else
pr_out(", %d", qpn);
}
isfirst = false;
}
if (!rd->json_output)
pr_out(">\n");
return MNL_CB_OK;
}
static int stat_qp_show_parse_cb(const struct nlmsghdr *nlh, void *data)
{
struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
struct nlattr *nla_table, *nla_entry;
struct rd *rd = data;
const char *name;
uint32_t idx;
int ret;
mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
!tb[RDMA_NLDEV_ATTR_STAT_COUNTER])
return MNL_CB_ERROR;
name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
nla_table = tb[RDMA_NLDEV_ATTR_STAT_COUNTER];
mnl_attr_for_each_nested(nla_entry, nla_table) {
struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
ret = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
if (ret != MNL_CB_OK)
break;
ret = res_counter_line(rd, name, idx, nla_line);
if (ret != MNL_CB_OK)
break;
}
return ret;
}
static const struct filters stat_valid_filters[MAX_NUMBER_OF_FILTERS] = {
{ .name = "cntn", .is_number = true },
{ .name = "lqpn", .is_number = true },
{ .name = "pid", .is_number = true },
};
static int stat_qp_show_one_link(struct rd *rd)
{
int flags = NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP;
uint32_t seq;
int ret;
if (!rd->port_idx)
return 0;
ret = rd_build_filter(rd, stat_valid_filters);
if (ret)
return ret;
rd_prepare_msg(rd, RDMA_NLDEV_CMD_STAT_GET, &seq, flags);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_PORT_INDEX, rd->port_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_RES, RDMA_NLDEV_ATTR_RES_QP);
ret = rd_send_msg(rd);
if (ret)
return ret;
if (rd->json_output)
jsonw_start_object(rd->jw);
ret = rd_recv_msg(rd, stat_qp_show_parse_cb, rd, seq);
if (rd->json_output)
jsonw_end_object(rd->jw);
return ret;
}
static int stat_qp_show_link(struct rd *rd)
{
return rd_exec_link(rd, stat_qp_show_one_link, false);
}
static int stat_qp_show(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_qp_show_link },
{ "link", stat_qp_show_link },
{ "help", stat_help },
{ 0 }
};
return rd_exec_cmd(rd, cmds, "parameter");
}
static int stat_qp_set_link_auto_sendmsg(struct rd *rd, uint32_t mask)
{
uint32_t seq;
rd_prepare_msg(rd, RDMA_NLDEV_CMD_STAT_SET,
&seq, (NLM_F_REQUEST | NLM_F_ACK));
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_PORT_INDEX, rd->port_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_RES, RDMA_NLDEV_ATTR_RES_QP);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_MODE,
RDMA_COUNTER_MODE_AUTO);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_AUTO_MODE_MASK, mask);
return rd_sendrecv_msg(rd, seq);
}
static int stat_one_qp_set_link_auto_off(struct rd *rd)
{
return stat_qp_set_link_auto_sendmsg(rd, 0);
}
static int stat_one_qp_set_auto_type_on(struct rd *rd)
{
return stat_qp_set_link_auto_sendmsg(rd, RDMA_COUNTER_MASK_QP_TYPE);
}
static int stat_one_qp_set_link_auto_type(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_help },
{ "on", stat_one_qp_set_auto_type_on },
{ 0 }
};
return rd_exec_cmd(rd, cmds, "parameter");
}
static int stat_one_qp_set_link_auto(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_one_qp_link_get_mode },
{ "off", stat_one_qp_set_link_auto_off },
{ "type", stat_one_qp_set_link_auto_type },
{ 0 }
};
return rd_exec_cmd(rd, cmds, "parameter");
}
static int stat_one_qp_set_link(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_one_qp_link_get_mode },
{ "auto", stat_one_qp_set_link_auto },
{ 0 }
};
if (!rd->port_idx)
return 0;
return rd_exec_cmd(rd, cmds, "parameter");
}
static int stat_qp_set_link(struct rd *rd)
{
return rd_exec_link(rd, stat_one_qp_set_link, false);
}
static int stat_qp_set(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_help },
{ "link", stat_qp_set_link },
{ "help", stat_help },
{ 0 }
};
return rd_exec_cmd(rd, cmds, "parameter");
}
static int stat_get_arg(struct rd *rd, const char *arg)
{
int value = 0;
char *endp;
if (strcmpx(rd_argv(rd), arg) != 0)
return -EINVAL;
rd_arg_inc(rd);
value = strtol(rd_argv(rd), &endp, 10);
rd_arg_inc(rd);
return value;
}
static int stat_one_qp_bind(struct rd *rd)
{
int lqpn = 0, cntn = 0, ret;
uint32_t seq;
if (rd_no_arg(rd)) {
stat_help(rd);
return -EINVAL;
}
ret = rd_build_filter(rd, stat_valid_filters);
if (ret)
return ret;
lqpn = stat_get_arg(rd, "lqpn");
rd_prepare_msg(rd, RDMA_NLDEV_CMD_STAT_SET,
&seq, (NLM_F_REQUEST | NLM_F_ACK));
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_MODE,
RDMA_COUNTER_MODE_MANUAL);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_RES, RDMA_NLDEV_ATTR_RES_QP);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_PORT_INDEX, rd->port_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_RES_LQPN, lqpn);
if (rd_argc(rd)) {
cntn = stat_get_arg(rd, "cntn");
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_COUNTER_ID,
cntn);
}
return rd_sendrecv_msg(rd, seq);
}
static int do_stat_qp_unbind_lqpn(struct rd *rd, uint32_t cntn, uint32_t lqpn)
{
uint32_t seq;
rd_prepare_msg(rd, RDMA_NLDEV_CMD_STAT_DEL,
&seq, (NLM_F_REQUEST | NLM_F_ACK));
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_MODE,
RDMA_COUNTER_MODE_MANUAL);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_RES, RDMA_NLDEV_ATTR_RES_QP);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_PORT_INDEX, rd->port_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_COUNTER_ID, cntn);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_RES_LQPN, lqpn);
return rd_sendrecv_msg(rd, seq);
}
static int stat_get_counter_parse_cb(const struct nlmsghdr *nlh, void *data)
{
struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
struct nlattr *nla_table, *nla_entry;
struct rd *rd = data;
uint32_t lqpn, cntn;
int err;
mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
if (!tb[RDMA_NLDEV_ATTR_STAT_COUNTER_ID])
return MNL_CB_ERROR;
cntn = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_STAT_COUNTER_ID]);
nla_table = tb[RDMA_NLDEV_ATTR_RES_QP];
if (!nla_table)
return MNL_CB_ERROR;
mnl_attr_for_each_nested(nla_entry, nla_table) {
struct nlattr *nla_line[RDMA_NLDEV_ATTR_MAX] = {};
err = mnl_attr_parse_nested(nla_entry, rd_attr_cb, nla_line);
if (err != MNL_CB_OK)
return -EINVAL;
if (!nla_line[RDMA_NLDEV_ATTR_RES_LQPN])
return -EINVAL;
lqpn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
err = do_stat_qp_unbind_lqpn(rd, cntn, lqpn);
if (err)
return MNL_CB_ERROR;
}
return MNL_CB_OK;
}
static int stat_one_qp_unbind(struct rd *rd)
{
int flags = NLM_F_REQUEST | NLM_F_ACK, ret;
char buf[MNL_SOCKET_BUFFER_SIZE];
int lqpn = 0, cntn = 0;
unsigned int portid;
uint32_t seq;
ret = rd_build_filter(rd, stat_valid_filters);
if (ret)
return ret;
cntn = stat_get_arg(rd, "cntn");
if (rd_argc(rd)) {
lqpn = stat_get_arg(rd, "lqpn");
return do_stat_qp_unbind_lqpn(rd, cntn, lqpn);
}
rd_prepare_msg(rd, RDMA_NLDEV_CMD_STAT_GET, &seq, flags);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_PORT_INDEX, rd->port_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_RES, RDMA_NLDEV_ATTR_RES_QP);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_COUNTER_ID, cntn);
ret = rd_send_msg(rd);
if (ret)
return ret;
/* Can't use rd_recv_msg() since the callback also calls it (recursively),
* then rd_recv_msg() always return -1 here
*/
portid = mnl_socket_get_portid(rd->nl);
ret = mnl_socket_recvfrom(rd->nl, buf, sizeof(buf));
if (ret <= 0)
return ret;
ret = mnl_cb_run(buf, ret, seq, portid, stat_get_counter_parse_cb, rd);
mnl_socket_close(rd->nl);
if (ret != MNL_CB_OK)
return ret;
return 0;
}
static int stat_qp_bind_link(struct rd *rd)
{
return rd_exec_link(rd, stat_one_qp_bind, true);
}
static int stat_qp_bind(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_help },
{ "link", stat_qp_bind_link },
{ "help", stat_help },
{ 0 },
};
return rd_exec_cmd(rd, cmds, "parameter");
}
static int stat_qp_unbind_link(struct rd *rd)
{
return rd_exec_link(rd, stat_one_qp_unbind, true);
}
static int stat_qp_unbind(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_help },
{ "link", stat_qp_unbind_link },
{ "help", stat_help },
{ 0 },
};
return rd_exec_cmd(rd, cmds, "parameter");
}
static int stat_qp(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_qp_show },
{ "show", stat_qp_show },
{ "list", stat_qp_show },
{ "mode", stat_qp_get_mode },
{ "set", stat_qp_set },
{ "bind", stat_qp_bind },
{ "unbind", stat_qp_unbind },
{ "help", stat_help },
{ 0 }
};
return rd_exec_cmd(rd, cmds, "parameter");
}
static int stat_show_parse_cb(const struct nlmsghdr *nlh, void *data)
{
struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
struct rd *rd = data;
const char *name;
uint32_t port;
int ret;
mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||
!tb[RDMA_NLDEV_ATTR_PORT_INDEX] ||
!tb[RDMA_NLDEV_ATTR_STAT_HWCOUNTERS])
return MNL_CB_ERROR;
name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
port = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_PORT_INDEX]);
if (rd->json_output) {
jsonw_string_field(rd->jw, "ifname", name);
jsonw_uint_field(rd->jw, "port", port);
} else {
pr_out("link %s/%u ", name, port);
}
ret = res_get_hwcounters(rd, tb[RDMA_NLDEV_ATTR_STAT_HWCOUNTERS], true);
if (!rd->json_output)
pr_out("\n");
return ret;
}
static int stat_show_one_link(struct rd *rd)
{
int flags = NLM_F_REQUEST | NLM_F_ACK;
uint32_t seq;
int ret;
if (!rd->port_idx)
return 0;
rd_prepare_msg(rd, RDMA_NLDEV_CMD_STAT_GET, &seq, flags);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_PORT_INDEX, rd->port_idx);
ret = rd_send_msg(rd);
if (ret)
return ret;
return rd_recv_msg(rd, stat_show_parse_cb, rd, seq);
}
static int stat_show_link(struct rd *rd)
{
return rd_exec_link(rd, stat_show_one_link, false);
}
static int stat_show(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_show_link },
{ "link", stat_show_link },
{ "help", stat_help },
{ 0 }
};
return rd_exec_cmd(rd, cmds, "parameter");
}
int cmd_stat(struct rd *rd)
{
const struct rd_cmd cmds[] = {
{ NULL, stat_show },
{ "show", stat_show },
{ "list", stat_show },
{ "help", stat_help },
{ "qp", stat_qp },
{ 0 }
};
return rd_exec_cmd(rd, cmds, "statistic command");
}