Adding upstream version 6.8.0.upstream/6.8.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 258 insertions, 0 deletions

diff --git a/rdma/res.c b/rdma/res.c
new file mode 100644
index 0000000..3e02413
--- /dev/null
+++ b/rdma/res.c
@@ -0,0 +1,258 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/*
+ * res.c	RDMA tool
+ * Authors:     Leon Romanovsky <leonro@mellanox.com>
+ */
+
+#include "res.h"
+#include <inttypes.h>
+
+static int res_help(struct rd *rd)
+{
+	pr_out("Usage: %s resource\n", rd->filename);
+	pr_out("          resource show [DEV]\n");
+	pr_out("          resource show [qp|cm_id|pd|mr|cq|ctx|srq]\n");
+	pr_out("          resource show qp link [DEV/PORT]\n");
+	pr_out("          resource show qp link [DEV/PORT] [FILTER-NAME FILTER-VALUE]\n");
+	pr_out("          resource show cm_id link [DEV/PORT]\n");
+	pr_out("          resource show cm_id link [DEV/PORT] [FILTER-NAME FILTER-VALUE]\n");
+	pr_out("          resource show cq link [DEV/PORT]\n");
+	pr_out("          resource show cq link [DEV/PORT] [FILTER-NAME FILTER-VALUE]\n");
+	pr_out("          resource show pd dev [DEV]\n");
+	pr_out("          resource show pd dev [DEV] [FILTER-NAME FILTER-VALUE]\n");
+	pr_out("          resource show mr dev [DEV]\n");
+	pr_out("          resource show mr dev [DEV] [FILTER-NAME FILTER-VALUE]\n");
+	pr_out("          resource show ctx dev [DEV]\n");
+	pr_out("          resource show ctx dev [DEV] [FILTER-NAME FILTER-VALUE]\n");
+	pr_out("          resource show srq dev [DEV]\n");
+	pr_out("          resource show srq dev [DEV] [FILTER-NAME FILTER-VALUE]\n");
+	return 0;
+}
+
+static int res_print_summary(struct nlattr **tb)
+{
+	struct nlattr *nla_table = tb[RDMA_NLDEV_ATTR_RES_SUMMARY];
+	struct nlattr *nla_entry;
+	const char *name;
+	uint64_t curr;
+	int err;
+
+	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_SUMMARY_ENTRY_NAME] ||
+		    !nla_line[RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR]) {
+			return -EINVAL;
+		}
+
+		name = mnl_attr_get_str(nla_line[RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_NAME]);
+		curr = mnl_attr_get_u64(nla_line[RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR]);
+		res_print_u64(name, curr, nla_line[RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR]);
+	}
+	return 0;
+}
+
+static int res_no_args_idx_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	return MNL_CB_OK;
+}
+
+static int res_no_args_parse_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[RDMA_NLDEV_ATTR_MAX] = {};
+	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_SUMMARY])
+		return MNL_CB_ERROR;
+
+	idx =  mnl_attr_get_u32(tb[RDMA_NLDEV_ATTR_DEV_INDEX]);
+	name = mnl_attr_get_str(tb[RDMA_NLDEV_ATTR_DEV_NAME]);
+	open_json_object(NULL);
+	print_uint(PRINT_ANY, "ifindex", "%u: ", idx);
+	print_string(PRINT_ANY, "ifname", "%s: ", name);
+	res_print_summary(tb);
+	close_json_object();
+	newline();
+
+	return MNL_CB_OK;
+}
+
+int _res_send_idx_msg(struct rd *rd, uint32_t command, mnl_cb_t callback,
+		      uint32_t idx, uint32_t id)
+{
+	uint32_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	uint32_t seq;
+	int ret;
+
+	rd_prepare_msg(rd, command, &seq, flags);
+	mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
+	if (rd->port_idx)
+		mnl_attr_put_u32(rd->nlh,
+				 RDMA_NLDEV_ATTR_PORT_INDEX, rd->port_idx);
+
+	mnl_attr_put_u32(rd->nlh, id, idx);
+
+	if (command == RDMA_NLDEV_CMD_STAT_GET)
+		mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_RES,
+				 RDMA_NLDEV_ATTR_RES_MR);
+
+	ret = rd_send_msg(rd);
+	if (ret)
+		return ret;
+	ret = rd_recv_msg(rd, callback, rd, seq);
+	return ret;
+}
+
+int _res_send_msg(struct rd *rd, uint32_t command, mnl_cb_t callback)
+{
+	uint32_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	uint32_t seq;
+	int ret;
+
+	if (command != RDMA_NLDEV_CMD_RES_GET)
+		flags |= NLM_F_DUMP;
+
+	rd_prepare_msg(rd, command, &seq, flags);
+	mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_DEV_INDEX, rd->dev_idx);
+	if (rd->port_idx)
+		mnl_attr_put_u32(rd->nlh,
+				 RDMA_NLDEV_ATTR_PORT_INDEX, rd->port_idx);
+
+	if (command == RDMA_NLDEV_CMD_STAT_GET)
+		mnl_attr_put_u32(rd->nlh, RDMA_NLDEV_ATTR_STAT_RES,
+				 RDMA_NLDEV_ATTR_RES_MR);
+
+	ret = rd_send_msg(rd);
+	if (ret)
+		return ret;
+
+	ret = rd_recv_msg(rd, callback, rd, seq);
+	return ret;
+}
+
+const char *qp_types_to_str(uint8_t idx)
+{
+	static const char * const qp_types_str[] = { "SMI", "GSI", "RC",
+						     "UC", "UD", "RAW_IPV6",
+						     "RAW_ETHERTYPE",
+						     "UNKNOWN", "RAW_PACKET",
+						     "XRC_INI", "XRC_TGT",
+	};
+
+	if (idx < ARRAY_SIZE(qp_types_str))
+		return qp_types_str[idx];
+
+	return (idx == 0xFF) ? "DRIVER" : "UNKNOWN";
+}
+
+void print_comm(const char *str, struct nlattr **nla_line)
+{
+	char tmp[18];
+
+	if (!str)
+		return;
+
+	if (nla_line[RDMA_NLDEV_ATTR_RES_PID] || is_json_context())
+		snprintf(tmp, sizeof(tmp), "%s", str);
+	else
+		snprintf(tmp, sizeof(tmp), "[%s]", str);
+	print_string(PRINT_ANY, "comm", "comm %s ", tmp);
+}
+
+void print_dev(uint32_t idx, const char *name)
+{
+	print_int(PRINT_ANY, "ifindex", NULL, idx);
+	print_string(PRINT_ANY, "ifname", "dev %s ", name);
+}
+
+void print_link(uint32_t idx, const char *name, uint32_t port,
+		struct nlattr **nla_line)
+{
+	char tmp[64] = {};
+
+	print_uint(PRINT_JSON, "ifindex", NULL, idx);
+	print_string(PRINT_ANY, "ifname", NULL, name);
+	if (nla_line[RDMA_NLDEV_ATTR_PORT_INDEX]) {
+		print_uint(PRINT_ANY, "port", NULL, port);
+		snprintf(tmp, sizeof(tmp), "%s/%d", name, port);
+	} else {
+		snprintf(tmp, sizeof(tmp), "%s/-", name);
+	}
+
+	print_string(PRINT_FP, NULL, "link %s ", tmp);
+}
+
+void print_qp_type(uint32_t val)
+{
+	print_string(PRINT_ANY, "qp-type", "qp-type %s ", qp_types_to_str(val));
+}
+
+void print_key(const char *name, uint64_t val, struct nlattr *nlattr)
+{
+	if (!nlattr)
+		return;
+	print_string(PRINT_FP, NULL, name, NULL);
+	print_hex(PRINT_ANY, name, " 0x%" PRIx64 " ", val);
+}
+
+void res_print_u32(const char *name, uint32_t val, struct nlattr *nlattr)
+{
+	if (!nlattr)
+		return;
+	print_uint(PRINT_ANY, name, name, val);
+	print_uint(PRINT_FP, NULL, " %" PRIu32 " ", val);
+}
+
+void res_print_u64(const char *name, uint64_t val, struct nlattr *nlattr)
+{
+	if (!nlattr)
+		return;
+	print_u64(PRINT_ANY, name, name, val);
+	print_u64(PRINT_FP, NULL, " %" PRIu64 " ", val);
+}
+
+RES_FUNC(res_no_args,	RDMA_NLDEV_CMD_RES_GET,	NULL, true, 0);
+
+static int res_show(struct rd *rd)
+{
+	const struct rd_cmd cmds[] = {
+		{ NULL,		res_no_args	},
+		{ "qp",		res_qp		},
+		{ "cm_id",	res_cm_id	},
+		{ "cq",		res_cq		},
+		{ "mr",		res_mr		},
+		{ "pd",		res_pd		},
+		{ "ctx",	res_ctx		},
+		{ "srq",	res_srq		},
+		{ 0 }
+	};
+
+	/*
+	 * Special case to support "rdma res show DEV_NAME"
+	 */
+	if (rd_argc(rd) == 1 && dev_map_lookup(rd, false))
+		return rd_exec_dev(rd, _res_no_args);
+
+	return rd_exec_cmd(rd, cmds, "parameter");
+}
+
+int cmd_res(struct rd *rd)
+{
+	const struct rd_cmd cmds[] = {
+		{ NULL,		res_show },
+		{ "show",	res_show },
+		{ "list",	res_show },
+		{ "help",	res_help },
+		{ 0 }
+	};
+
+	return rd_exec_cmd(rd, cmds, "resource command");
+}