diff options
Diffstat (limited to '')
| -rw-r--r-- | rdma/res-qp.c | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/rdma/res-qp.c b/rdma/res-qp.c new file mode 100644 index 0000000..65ff54a --- /dev/null +++ b/rdma/res-qp.c @@ -0,0 +1,233 @@ +// 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(uint32_t val, struct nlattr **nla_line) +{ + if (!nla_line[RDMA_NLDEV_ATTR_RES_RQPN]) + return; + print_uint(PRINT_ANY, "rqpn", "rqpn %d ", val); +} + +static void print_type(uint32_t val) +{ + print_string(PRINT_ANY, "type", "type %s ", qp_types_to_str(val)); +} + +static void print_state(uint32_t val) +{ + print_string(PRINT_ANY, "state", "state %s ", qp_states_to_str(val)); +} + +static void print_rqpsn(uint32_t val, struct nlattr **nla_line) +{ + if (!nla_line[RDMA_NLDEV_ATTR_RES_RQ_PSN]) + return; + + print_uint(PRINT_ANY, "rq-psn", "rq-psn %d ", val); +} + +static void print_pathmig(uint32_t val, struct nlattr **nla_line) +{ + if (!nla_line[RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE]) + return; + + print_string(PRINT_ANY, "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(idx, name, rd->port_idx, nla_line); + print_raw_data(rd, nla_line); + close_json_object(); + newline(); + + 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; + SPRINT_BUF(b); + + 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]) { + 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(idx, name, port, nla_line); + res_print_u32("lqpn", lqpn, nla_line[RDMA_NLDEV_ATTR_RES_LQPN]); + print_rqpn(rqpn, nla_line); + + print_type(type); + print_state(state); + + print_rqpsn(rq_psn, nla_line); + res_print_u32("sq-psn", sq_psn, nla_line[RDMA_NLDEV_ATTR_RES_SQ_PSN]); + + print_pathmig(path_mig_state, nla_line); + res_print_u32("pdn", pdn, nla_line[RDMA_NLDEV_ATTR_RES_PDN]); + res_print_u32("pid", pid, nla_line[RDMA_NLDEV_ATTR_RES_PID]); + print_comm(comm, nla_line); + + print_driver_table(rd, nla_line[RDMA_NLDEV_ATTR_DRIVER]); + close_json_object(); + newline(); +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; +} |