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// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
/*
* res-qp.c RDMA tool
* Authors: Leon Romanovsky <leonro@mellanox.com>
*/
#include "res.h"
#include <inttypes.h>
static const char *path_mig_to_str(uint8_t idx)
{
static const char *const path_mig_str[] = { "MIGRATED", "REARM",
"ARMED" };
if (idx < ARRAY_SIZE(path_mig_str))
return path_mig_str[idx];
return "UNKNOWN";
}
static const char *qp_states_to_str(uint8_t idx)
{
static const char *const qp_states_str[] = { "RESET", "INIT", "RTR",
"RTS", "SQD", "SQE",
"ERR" };
if (idx < ARRAY_SIZE(qp_states_str))
return qp_states_str[idx];
return "UNKNOWN";
}
static void print_rqpn(struct rd *rd, uint32_t val, struct nlattr **nla_line)
{
if (!nla_line[RDMA_NLDEV_ATTR_RES_RQPN])
return;
print_color_uint(PRINT_ANY, COLOR_NONE, "rqpn", "rqpn %d ", val);
}
static void print_type(struct rd *rd, uint32_t val)
{
print_color_string(PRINT_ANY, COLOR_NONE, "type", "type %s ",
qp_types_to_str(val));
}
static void print_state(struct rd *rd, uint32_t val)
{
print_color_string(PRINT_ANY, COLOR_NONE, "state", "state %s ",
qp_states_to_str(val));
}
static void print_rqpsn(struct rd *rd, uint32_t val, struct nlattr **nla_line)
{
if (!nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN])
return;
print_color_uint(PRINT_ANY, COLOR_NONE, "rq-psn", "rq-psn %d ", val);
}
static void print_pathmig(struct rd *rd, uint32_t val, struct nlattr **nla_line)
{
if (!nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE])
return;
print_color_string(PRINT_ANY, COLOR_NONE, "path-mig-state",
"path-mig-state %s ", path_mig_to_str(val));
}
static int res_qp_line_raw(struct rd *rd, const char *name, int idx,
struct nlattr **nla_line)
{
if (!nla_line[RDMA_NLDEV_ATTR_RES_RAW])
return MNL_CB_ERROR;
open_json_object(NULL);
print_link(rd, idx, name, rd->port_idx, nla_line);
print_raw_data(rd, nla_line);
newline(rd);
return MNL_CB_OK;
}
static int res_qp_line(struct rd *rd, const char *name, int idx,
struct nlattr **nla_line)
{
uint32_t lqpn, rqpn = 0, rq_psn = 0, sq_psn;
uint8_t type, state, path_mig_state = 0;
uint32_t port = 0, pid = 0;
uint32_t pdn = 0;
char *comm = NULL;
if (!nla_line[RDMA_NLDEV_ATTR_RES_LQPN] ||
!nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN] ||
!nla_line[RDMA_NLDEV_ATTR_RES_TYPE] ||
!nla_line[RDMA_NLDEV_ATTR_RES_STATE])
return MNL_CB_ERROR;
if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX])
port = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_PORT_INDEX]);
if (port != rd->port_idx)
goto out;
lqpn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
if (rd_is_filtered_attr(rd, "lqpn", lqpn,
nla_line[RDMA_NLDEV_ATTR_RES_LQPN]))
goto out;
if (nla_line[RDMA_NLDEV_ATTR_RES_PDN])
pdn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PDN]);
if (rd_is_filtered_attr(rd, "pdn", pdn,
nla_line[RDMA_NLDEV_ATTR_RES_PDN]))
goto out;
if (nla_line[RDMA_NLDEV_ATTR_RES_RQPN])
rqpn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_RQPN]);
if (rd_is_filtered_attr(rd, "rqpn", rqpn,
nla_line[RDMA_NLDEV_ATTR_RES_RQPN]))
goto out;
if (nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN])
rq_psn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN]);
if (rd_is_filtered_attr(rd, "rq-psn", rq_psn,
nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN]))
goto out;
sq_psn = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN]);
if (rd_is_filtered_attr(rd, "sq-psn", sq_psn,
nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN]))
goto out;
if (nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE])
path_mig_state = mnl_attr_get_u8(
nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE]);
if (rd_is_string_filtered_attr(
rd, "path-mig-state", path_mig_to_str(path_mig_state),
nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE]))
goto out;
type = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_TYPE]);
if (rd_is_string_filtered_attr(rd, "type", qp_types_to_str(type),
nla_line[RDMA_NLDEV_ATTR_RES_TYPE]))
goto out;
state = mnl_attr_get_u8(nla_line[RDMA_NLDEV_ATTR_RES_STATE]);
if (rd_is_string_filtered_attr(rd, "state", qp_states_to_str(state),
nla_line[RDMA_NLDEV_ATTR_RES_STATE]))
goto out;
if (nla_line[RDMA_NLDEV_ATTR_RES_PID]) {
SPRINT_BUF(b);
pid = mnl_attr_get_u32(nla_line[RDMA_NLDEV_ATTR_RES_PID]);
if (!get_task_name(pid, b, sizeof(b)))
comm = b;
} else if (nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]) {
/* discard const from mnl_attr_get_str */
comm = (char *)mnl_attr_get_str(
nla_line[RDMA_NLDEV_ATTR_RES_KERN_NAME]);
}
if (rd_is_filtered_attr(rd, "pid", pid,
nla_line[RDMA_NLDEV_ATTR_RES_PID]))
goto out;
open_json_object(NULL);
print_link(rd, idx, name, port, nla_line);
res_print_u32(rd, "lqpn", lqpn, nla_line[RDMA_NLDEV_ATTR_RES_LQPN]);
print_rqpn(rd, rqpn, nla_line);
print_type(rd, type);
print_state(rd, state);
print_rqpsn(rd, rq_psn, nla_line);
res_print_u32(rd, "sq-psn", sq_psn,
nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN]);
print_pathmig(rd, path_mig_state, nla_line);
res_print_u32(rd, "pdn", pdn, nla_line[RDMA_NLDEV_ATTR_RES_PDN]);
res_print_u32(rd, "pid", pid, nla_line[RDMA_NLDEV_ATTR_RES_PID]);
print_comm(rd, comm, nla_line);
print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]);
newline(rd);
out:
return MNL_CB_OK;
}
int res_qp_idx_parse_cb(const struct nlmsghdr *nlh, void *data)
{
struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
struct rd *rd = data;
const char *name;
uint32_t idx;
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;
name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
idx = mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
return (rd->show_raw) ? res_qp_line_raw(rd, name, idx, tb) :
res_qp_line(rd, name, idx, tb);
}
int res_qp_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;
int ret = MNL_CB_OK;
const char *name;
uint32_t idx;
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_RES_QP])
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_RES_QP];
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 = (rd->show_raw) ? res_qp_line_raw(rd, name, idx, nla_line) :
res_qp_line(rd, name, idx, nla_line);
if (ret != MNL_CB_OK)
break;
}
return ret;
}
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