Adding upstream version 6.8.0.upstream/6.8.0

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

5 files changed, 10388 insertions, 0 deletions

diff --git a/devlink/.gitignore b/devlink/.gitignore
new file mode 100644
index 0000000..08d175f
--- /dev/null
+++ b/devlink/.gitignore
@@ -0,0 +1 @@
+devlink
diff --git a/devlink/Makefile b/devlink/Makefile
new file mode 100644
index 0000000..1a1eed7
--- /dev/null
+++ b/devlink/Makefile
@@ -0,0 +1,19 @@
+# SPDX-License-Identifier: GPL-2.0
+include ../config.mk
+
+DEVLINKOBJ = devlink.o mnlg.o
+TARGETS += devlink
+LDLIBS += -lm
+
+all: $(TARGETS) $(LIBS)
+
+devlink: $(DEVLINKOBJ) $(LIBNETLINK)
+	$(QUIET_LINK)$(CC) $^ $(LDFLAGS) $(LDLIBS) -o $@
+
+install: all
+	for i in $(TARGETS); \
+	do install -m 0755 $$i $(DESTDIR)$(SBINDIR); \
+	done
+
+clean:
+	rm -f $(DEVLINKOBJ) $(TARGETS)
diff --git a/devlink/devlink.c b/devlink/devlink.c
new file mode 100644
index 0000000..dbeb6e3
--- /dev/null
+++ b/devlink/devlink.c
@@ -0,0 +1,10206 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * devlink.c	Devlink tool
+ *
+ * Authors:     Jiri Pirko <jiri@mellanox.com>
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <stdbool.h>
+#include <unistd.h>
+#include <getopt.h>
+#include <limits.h>
+#include <errno.h>
+#include <inttypes.h>
+#include <signal.h>
+#include <time.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <sys/sysinfo.h>
+#define _LINUX_SYSINFO_H /* avoid collision with musl header */
+#include <linux/genetlink.h>
+#include <linux/devlink.h>
+#include <linux/netlink.h>
+#include <linux/net_namespace.h>
+#include <libmnl/libmnl.h>
+#include <netinet/ether.h>
+#include <sys/select.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <sys/time.h>
+#include <rt_names.h>
+
+#include "version.h"
+#include "list.h"
+#include "mnlg.h"
+#include "mnl_utils.h"
+#include "json_print.h"
+#include "utils.h"
+#include "namespace.h"
+#include "libnetlink.h"
+#include "../ip/ip_common.h"
+
+#define ESWITCH_MODE_LEGACY "legacy"
+#define ESWITCH_MODE_SWITCHDEV "switchdev"
+#define ESWITCH_INLINE_MODE_NONE "none"
+#define ESWITCH_INLINE_MODE_LINK "link"
+#define ESWITCH_INLINE_MODE_NETWORK "network"
+#define ESWITCH_INLINE_MODE_TRANSPORT "transport"
+
+#define ESWITCH_ENCAP_MODE_NONE "none"
+#define ESWITCH_ENCAP_MODE_BASIC "basic"
+
+#define PARAM_CMODE_RUNTIME_STR "runtime"
+#define PARAM_CMODE_DRIVERINIT_STR "driverinit"
+#define PARAM_CMODE_PERMANENT_STR "permanent"
+#define DL_ARGS_REQUIRED_MAX_ERR_LEN 80
+
+#define HEALTH_REPORTER_STATE_HEALTHY_STR "healthy"
+#define HEALTH_REPORTER_STATE_ERROR_STR "error"
+#define HEALTH_REPORTER_TIMESTAMP_FMT_LEN 80
+
+static int g_new_line_count;
+static int g_indent_level;
+static bool g_indent_newline;
+static bool g_err_suspended;
+
+#define INDENT_STR_STEP 2
+#define INDENT_STR_MAXLEN 32
+static char g_indent_str[INDENT_STR_MAXLEN + 1] = "";
+
+static void __attribute__((format(printf, 1, 2)))
+pr_err(const char *fmt, ...)
+{
+	va_list ap;
+
+	if (g_err_suspended)
+		return;
+	va_start(ap, fmt);
+	vfprintf(stderr, fmt, ap);
+	va_end(ap);
+}
+
+static void __attribute__((format(printf, 1, 2)))
+pr_out(const char *fmt, ...)
+{
+	va_list ap;
+
+	if (g_indent_newline) {
+		printf("%s", g_indent_str);
+		g_indent_newline = false;
+	}
+	va_start(ap, fmt);
+	vprintf(fmt, ap);
+	va_end(ap);
+	g_new_line_count = 0;
+}
+
+static void __attribute__((format(printf, 2, 3)))
+pr_out_sp(unsigned int num, const char *fmt, ...)
+{
+	va_list ap;
+	int ret;
+
+	va_start(ap, fmt);
+	ret = vprintf(fmt, ap);
+	va_end(ap);
+
+	if (ret < num)
+		printf("%*s", num - ret, "");
+	g_new_line_count = 0;			\
+}
+
+static void __attribute__((format(printf, 1, 2)))
+pr_out_tty(const char *fmt, ...)
+{
+	va_list ap;
+
+	if (!isatty(STDOUT_FILENO))
+		return;
+	va_start(ap, fmt);
+	vprintf(fmt, ap);
+	va_end(ap);
+}
+
+static void __pr_out_indent_inc(void)
+{
+	if (g_indent_level + INDENT_STR_STEP > INDENT_STR_MAXLEN)
+		return;
+	g_indent_level += INDENT_STR_STEP;
+	memset(g_indent_str, ' ', sizeof(g_indent_str));
+	g_indent_str[g_indent_level] = '\0';
+}
+
+static void __pr_out_indent_dec(void)
+{
+	if (g_indent_level - INDENT_STR_STEP < 0)
+		return;
+	g_indent_level -= INDENT_STR_STEP;
+	g_indent_str[g_indent_level] = '\0';
+}
+
+static void __pr_out_newline(void)
+{
+	if (g_new_line_count < 1) {
+		pr_out("\n");
+		g_indent_newline = true;
+	}
+	g_new_line_count++;
+}
+
+static void dummy_signal_handler(int signum)
+{
+}
+
+static int _mnlg_socket_recv_run_intr(struct mnlu_gen_socket *nlg,
+				      mnl_cb_t data_cb, void *data)
+{
+	struct sigaction act, oact;
+	int err;
+
+	act.sa_handler = dummy_signal_handler;
+	sigemptyset(&act.sa_mask);
+	act.sa_flags = SA_NODEFER;
+
+	sigaction(SIGINT, &act, &oact);
+	err = mnlu_gen_socket_recv_run(nlg, data_cb, data);
+	sigaction(SIGINT, &oact, NULL);
+	if (err < 0 && errno != EINTR) {
+		pr_err("devlink answers: %s\n", strerror(errno));
+		return -errno;
+	}
+	return 0;
+}
+
+static int _mnlg_socket_send(struct mnlu_gen_socket *nlg,
+			     const struct nlmsghdr *nlh)
+{
+	int err;
+
+	err = mnlg_socket_send(nlg, nlh);
+	if (err < 0) {
+		pr_err("Failed to call mnlg_socket_send\n");
+		return -errno;
+	}
+	return 0;
+}
+
+static int _mnlg_socket_group_add(struct mnlu_gen_socket *nlg,
+				  const char *group_name)
+{
+	int err;
+
+	err = mnlg_socket_group_add(nlg, group_name);
+	if (err < 0) {
+		pr_err("Failed to call mnlg_socket_group_add\n");
+		return -errno;
+	}
+	return 0;
+}
+
+struct ifname_map {
+	struct list_head list;
+	char *bus_name;
+	char *dev_name;
+	uint32_t port_index;
+	char *ifname;
+};
+
+static void ifname_map_free(struct ifname_map *ifname_map)
+{
+	free(ifname_map->ifname);
+	free(ifname_map->dev_name);
+	free(ifname_map->bus_name);
+	free(ifname_map);
+}
+
+static struct ifname_map *ifname_map_alloc(const char *bus_name,
+					   const char *dev_name,
+					   uint32_t port_index,
+					   const char *ifname)
+{
+	struct ifname_map *ifname_map;
+
+	ifname_map = calloc(1, sizeof(*ifname_map));
+	if (!ifname_map)
+		return NULL;
+	ifname_map->bus_name = strdup(bus_name);
+	ifname_map->dev_name = strdup(dev_name);
+	ifname_map->port_index = port_index;
+	ifname_map->ifname = strdup(ifname);
+	if (!ifname_map->bus_name || !ifname_map->dev_name ||
+	    !ifname_map->ifname) {
+		ifname_map_free(ifname_map);
+		return NULL;
+	}
+	return ifname_map;
+}
+
+static int ifname_map_update(struct ifname_map *ifname_map, const char *ifname)
+{
+	char *new_ifname;
+
+	new_ifname = strdup(ifname);
+	if (!new_ifname)
+		return -ENOMEM;
+	free(ifname_map->ifname);
+	ifname_map->ifname = new_ifname;
+	return 0;
+}
+
+#define DL_OPT_HANDLE		BIT(0)
+#define DL_OPT_HANDLEP		BIT(1)
+#define DL_OPT_PORT_TYPE	BIT(2)
+#define DL_OPT_PORT_COUNT	BIT(3)
+#define DL_OPT_SB		BIT(4)
+#define DL_OPT_SB_POOL		BIT(5)
+#define DL_OPT_SB_SIZE		BIT(6)
+#define DL_OPT_SB_TYPE		BIT(7)
+#define DL_OPT_SB_THTYPE	BIT(8)
+#define DL_OPT_SB_TH		BIT(9)
+#define DL_OPT_SB_TC		BIT(10)
+#define DL_OPT_ESWITCH_MODE	BIT(11)
+#define DL_OPT_ESWITCH_INLINE_MODE	BIT(12)
+#define DL_OPT_DPIPE_TABLE_NAME	BIT(13)
+#define DL_OPT_DPIPE_TABLE_COUNTERS	BIT(14)
+#define DL_OPT_ESWITCH_ENCAP_MODE	BIT(15)
+#define DL_OPT_RESOURCE_PATH	BIT(16)
+#define DL_OPT_RESOURCE_SIZE	BIT(17)
+#define DL_OPT_PARAM_NAME	BIT(18)
+#define DL_OPT_PARAM_VALUE	BIT(19)
+#define DL_OPT_PARAM_CMODE	BIT(20)
+#define DL_OPT_HANDLE_REGION		BIT(21)
+#define DL_OPT_REGION_SNAPSHOT_ID	BIT(22)
+#define DL_OPT_REGION_ADDRESS		BIT(23)
+#define DL_OPT_REGION_LENGTH		BIT(24)
+#define DL_OPT_FLASH_FILE_NAME	BIT(25)
+#define DL_OPT_FLASH_COMPONENT	BIT(26)
+#define DL_OPT_HEALTH_REPORTER_NAME	BIT(27)
+#define DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD	BIT(28)
+#define DL_OPT_HEALTH_REPORTER_AUTO_RECOVER	BIT(29)
+#define DL_OPT_TRAP_NAME		BIT(30)
+#define DL_OPT_TRAP_ACTION		BIT(31)
+#define DL_OPT_TRAP_GROUP_NAME		BIT(32)
+#define DL_OPT_NETNS	BIT(33)
+#define DL_OPT_TRAP_POLICER_ID		BIT(34)
+#define DL_OPT_TRAP_POLICER_RATE	BIT(35)
+#define DL_OPT_TRAP_POLICER_BURST	BIT(36)
+#define DL_OPT_HEALTH_REPORTER_AUTO_DUMP     BIT(37)
+#define DL_OPT_PORT_FUNCTION_HW_ADDR BIT(38)
+#define DL_OPT_FLASH_OVERWRITE		BIT(39)
+#define DL_OPT_RELOAD_ACTION		BIT(40)
+#define DL_OPT_RELOAD_LIMIT	BIT(41)
+#define DL_OPT_PORT_FLAVOUR BIT(42)
+#define DL_OPT_PORT_PFNUMBER BIT(43)
+#define DL_OPT_PORT_SFNUMBER BIT(44)
+#define DL_OPT_PORT_FUNCTION_STATE BIT(45)
+#define DL_OPT_PORT_CONTROLLER BIT(46)
+#define DL_OPT_PORT_FN_RATE_TYPE	BIT(47)
+#define DL_OPT_PORT_FN_RATE_TX_SHARE	BIT(48)
+#define DL_OPT_PORT_FN_RATE_TX_MAX	BIT(49)
+#define DL_OPT_PORT_FN_RATE_NODE_NAME	BIT(50)
+#define DL_OPT_PORT_FN_RATE_PARENT	BIT(51)
+#define DL_OPT_LINECARD		BIT(52)
+#define DL_OPT_LINECARD_TYPE	BIT(53)
+#define DL_OPT_SELFTESTS	BIT(54)
+#define DL_OPT_PORT_FN_RATE_TX_PRIORITY	BIT(55)
+#define DL_OPT_PORT_FN_RATE_TX_WEIGHT	BIT(56)
+#define DL_OPT_PORT_FN_CAPS	BIT(57)
+
+struct dl_opts {
+	uint64_t present; /* flags of present items */
+	char *bus_name;
+	char *dev_name;
+	uint32_t port_index;
+	enum devlink_port_type port_type;
+	uint32_t port_count;
+	uint32_t sb_index;
+	uint16_t sb_pool_index;
+	uint32_t sb_pool_size;
+	enum devlink_sb_pool_type sb_pool_type;
+	enum devlink_sb_threshold_type sb_pool_thtype;
+	uint32_t sb_threshold;
+	uint16_t sb_tc_index;
+	enum devlink_eswitch_mode eswitch_mode;
+	enum devlink_eswitch_inline_mode eswitch_inline_mode;
+	const char *dpipe_table_name;
+	bool dpipe_counters_enabled;
+	enum devlink_eswitch_encap_mode eswitch_encap_mode;
+	const char *resource_path;
+	__u64 resource_size;
+	uint32_t resource_id;
+	bool resource_id_valid;
+	const char *param_name;
+	const char *param_value;
+	enum devlink_param_cmode cmode;
+	char *region_name;
+	uint32_t region_snapshot_id;
+	__u64 region_address;
+	__u64 region_length;
+	const char *flash_file_name;
+	const char *flash_component;
+	const char *reporter_name;
+	__u64 reporter_graceful_period;
+	bool reporter_auto_recover;
+	bool reporter_auto_dump;
+	const char *trap_name;
+	const char *trap_group_name;
+	enum devlink_trap_action trap_action;
+	bool netns_is_pid;
+	uint32_t netns;
+	uint32_t trap_policer_id;
+	__u64 trap_policer_rate;
+	__u64 trap_policer_burst;
+	char port_function_hw_addr[MAX_ADDR_LEN];
+	uint32_t port_function_hw_addr_len;
+	uint32_t overwrite_mask;
+	enum devlink_reload_action reload_action;
+	enum devlink_reload_limit reload_limit;
+	uint32_t port_controller;
+	uint32_t port_sfnumber;
+	uint16_t port_flavour;
+	uint16_t port_pfnumber;
+	uint8_t port_fn_state;
+	uint16_t rate_type;
+	uint64_t rate_tx_share;
+	uint64_t rate_tx_max;
+	uint32_t rate_tx_priority;
+	uint32_t rate_tx_weight;
+	char *rate_node_name;
+	const char *rate_parent_node;
+	uint32_t linecard_index;
+	const char *linecard_type;
+	bool selftests_opt[DEVLINK_ATTR_SELFTEST_ID_MAX + 1];
+	struct nla_bitfield32 port_fn_caps;
+};
+
+struct dl {
+	struct mnlu_gen_socket nlg;
+	struct list_head ifname_map_list;
+	int argc;
+	char **argv;
+	char *handle_argv;
+	bool no_nice_names;
+	struct dl_opts opts;
+	bool json_output;
+	bool pretty_output;
+	bool verbose;
+	bool stats;
+	bool hex;
+	bool use_iec;
+	bool map_loaded;
+	struct {
+		bool present;
+		char *bus_name;
+		char *dev_name;
+		uint32_t port_index;
+	} arr_last;
+};
+
+static int dl_argc(struct dl *dl)
+{
+	return dl->argc;
+}
+
+static char *dl_argv(struct dl *dl)
+{
+	if (dl_argc(dl) == 0)
+		return NULL;
+	return *dl->argv;
+}
+
+static void dl_arg_inc(struct dl *dl)
+{
+	if (dl_argc(dl) == 0)
+		return;
+	dl->argc--;
+	dl->argv++;
+}
+
+static void dl_arg_dec(struct dl *dl)
+{
+	dl->argc++;
+	dl->argv--;
+}
+
+static char *dl_argv_next(struct dl *dl)
+{
+	char *ret;
+
+	if (dl_argc(dl) == 0)
+		return NULL;
+
+	ret = *dl->argv;
+	dl_arg_inc(dl);
+	return ret;
+}
+
+static char *dl_argv_index(struct dl *dl, unsigned int index)
+{
+	if (index >= dl_argc(dl))
+		return NULL;
+	return dl->argv[index];
+}
+
+static int strcmpx(const char *str1, const char *str2)
+{
+	if (strlen(str1) > strlen(str2))
+		return -1;
+	return strncmp(str1, str2, strlen(str1));
+}
+
+static bool dl_argv_match(struct dl *dl, const char *pattern)
+{
+	if (dl_argc(dl) == 0)
+		return false;
+	return strcmpx(dl_argv(dl), pattern) == 0;
+}
+
+static bool dl_no_arg(struct dl *dl)
+{
+	return dl_argc(dl) == 0;
+}
+
+static void __pr_out_indent_newline(struct dl *dl)
+{
+	if (!g_indent_newline && !dl->json_output)
+		pr_out(" ");
+}
+
+static bool is_binary_eol(int i)
+{
+	return !(i%16);
+}
+
+static void pr_out_binary_value(struct dl *dl, uint8_t *data, uint32_t len)
+{
+	int i = 0;
+
+	while (i < len) {
+		if (dl->json_output)
+			print_int(PRINT_JSON, NULL, NULL, data[i]);
+		else
+			pr_out("%02x ", data[i]);
+		i++;
+		if (!dl->json_output && is_binary_eol(i))
+			__pr_out_newline();
+	}
+	if (!dl->json_output && !is_binary_eol(i))
+		__pr_out_newline();
+}
+
+static void pr_out_name(struct dl *dl, const char *name)
+{
+	__pr_out_indent_newline(dl);
+	if (dl->json_output)
+		print_string(PRINT_JSON, name, NULL, NULL);
+	else
+		pr_out("%s:", name);
+}
+
+static void pr_out_u64(struct dl *dl, const char *name, uint64_t val)
+{
+	__pr_out_indent_newline(dl);
+	if (val == (uint64_t) -1)
+		return print_string_name_value(name, "unlimited");
+
+	if (dl->json_output)
+		print_u64(PRINT_JSON, name, NULL, val);
+	else
+		pr_out("%s %"PRIu64, name, val);
+}
+
+static void pr_out_section_start(struct dl *dl, const char *name)
+{
+	if (dl->json_output) {
+		open_json_object(NULL);
+		open_json_object(name);
+	}
+}
+
+static void pr_out_section_end(struct dl *dl)
+{
+	if (dl->json_output) {
+		if (dl->arr_last.present)
+			close_json_array(PRINT_JSON, NULL);
+		close_json_object();
+		close_json_object();
+	}
+}
+
+static void pr_out_array_start(struct dl *dl, const char *name)
+{
+	if (dl->json_output) {
+		open_json_array(PRINT_JSON, name);
+	} else {
+		__pr_out_indent_inc();
+		__pr_out_newline();
+		pr_out("%s:", name);
+		__pr_out_indent_inc();
+		__pr_out_newline();
+	}
+}
+
+static void pr_out_array_end(struct dl *dl)
+{
+	if (dl->json_output) {
+		close_json_array(PRINT_JSON, NULL);
+	} else {
+		__pr_out_indent_dec();
+		__pr_out_indent_dec();
+	}
+}
+
+static void pr_out_object_start(struct dl *dl, const char *name)
+{
+	if (dl->json_output) {
+		open_json_object(name);
+	} else {
+		__pr_out_indent_inc();
+		__pr_out_newline();
+		pr_out("%s:", name);
+		__pr_out_indent_inc();
+		__pr_out_newline();
+	}
+}
+
+static void pr_out_object_end(struct dl *dl)
+{
+	if (dl->json_output) {
+		close_json_object();
+	} else {
+		__pr_out_indent_dec();
+		__pr_out_indent_dec();
+	}
+}
+
+static void pr_out_entry_start(struct dl *dl)
+{
+	if (dl->json_output)
+		open_json_object(NULL);
+}
+
+static void pr_out_entry_end(struct dl *dl)
+{
+	if (dl->json_output)
+		close_json_object();
+	else
+		__pr_out_newline();
+}
+
+static void check_indent_newline(struct dl *dl)
+{
+	__pr_out_indent_newline(dl);
+
+	if (g_indent_newline && !is_json_context()) {
+		printf("%s", g_indent_str);
+		g_indent_newline = false;
+	}
+	g_new_line_count = 0;
+}
+
+static const enum mnl_attr_data_type devlink_policy[DEVLINK_ATTR_MAX + 1] = {
+	[DEVLINK_ATTR_BUS_NAME] = MNL_TYPE_NUL_STRING,
+	[DEVLINK_ATTR_DEV_NAME] = MNL_TYPE_NUL_STRING,
+	[DEVLINK_ATTR_PORT_INDEX] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_PORT_TYPE] = MNL_TYPE_U16,
+	[DEVLINK_ATTR_PORT_DESIRED_TYPE] = MNL_TYPE_U16,
+	[DEVLINK_ATTR_PORT_NETDEV_IFINDEX] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_PORT_NETDEV_NAME] = MNL_TYPE_NUL_STRING,
+	[DEVLINK_ATTR_PORT_IBDEV_NAME] = MNL_TYPE_NUL_STRING,
+	[DEVLINK_ATTR_PORT_LANES] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_PORT_SPLITTABLE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_SB_INDEX] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_SB_SIZE] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_SB_INGRESS_POOL_COUNT] = MNL_TYPE_U16,
+	[DEVLINK_ATTR_SB_EGRESS_POOL_COUNT] = MNL_TYPE_U16,
+	[DEVLINK_ATTR_SB_INGRESS_TC_COUNT] = MNL_TYPE_U16,
+	[DEVLINK_ATTR_SB_EGRESS_TC_COUNT] = MNL_TYPE_U16,
+	[DEVLINK_ATTR_SB_POOL_INDEX] = MNL_TYPE_U16,
+	[DEVLINK_ATTR_SB_POOL_TYPE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_SB_POOL_SIZE] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_SB_THRESHOLD] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_SB_TC_INDEX] = MNL_TYPE_U16,
+	[DEVLINK_ATTR_SB_OCC_CUR] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_SB_OCC_MAX] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_ESWITCH_MODE] = MNL_TYPE_U16,
+	[DEVLINK_ATTR_ESWITCH_INLINE_MODE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_ESWITCH_ENCAP_MODE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_DPIPE_TABLES] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_TABLE] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_TABLE_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_DPIPE_TABLE_SIZE] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_DPIPE_TABLE_MATCHES] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_TABLE_ACTIONS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED] =  MNL_TYPE_U8,
+	[DEVLINK_ATTR_DPIPE_ENTRIES] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_ENTRY] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_ENTRY_INDEX] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_ENTRY_COUNTER] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_DPIPE_MATCH] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_MATCH_VALUE] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_MATCH_TYPE] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_DPIPE_ACTION] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_ACTION_VALUE] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_ACTION_TYPE] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_DPIPE_VALUE_MAPPING] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_DPIPE_HEADERS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_HEADER] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_HEADER_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_DPIPE_HEADER_ID] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_DPIPE_HEADER_FIELDS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_HEADER_GLOBAL] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_DPIPE_HEADER_INDEX] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_DPIPE_FIELD] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_DPIPE_FIELD_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_DPIPE_FIELD_ID] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_PARAM] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_PARAM_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_PARAM_TYPE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_PARAM_VALUES_LIST] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_PARAM_VALUE] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_PARAM_VALUE_CMODE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_REGION_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_REGION_SIZE] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_REGION_SNAPSHOTS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_REGION_SNAPSHOT] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_REGION_SNAPSHOT_ID] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_REGION_CHUNKS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_REGION_CHUNK] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_REGION_CHUNK_DATA] = MNL_TYPE_BINARY,
+	[DEVLINK_ATTR_REGION_CHUNK_ADDR] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_REGION_CHUNK_LEN] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_INFO_DRIVER_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_INFO_SERIAL_NUMBER] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_INFO_BOARD_SERIAL_NUMBER] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_INFO_VERSION_FIXED] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_INFO_VERSION_RUNNING] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_INFO_VERSION_STORED] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_INFO_VERSION_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_INFO_VERSION_VALUE] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_HEALTH_REPORTER] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_HEALTH_REPORTER_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_HEALTH_REPORTER_STATE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_STATS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_TRAP_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_TRAP_ACTION] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_TRAP_TYPE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_TRAP_GENERIC] = MNL_TYPE_FLAG,
+	[DEVLINK_ATTR_TRAP_METADATA] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_TRAP_GROUP_NAME] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_RELOAD_FAILED] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_DEV_STATS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_RELOAD_STATS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_RELOAD_STATS_ENTRY] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_RELOAD_ACTION] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_RELOAD_STATS_LIMIT] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_RELOAD_STATS_VALUE] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_REMOTE_RELOAD_STATS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_RELOAD_ACTION_INFO] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_RELOAD_ACTION_STATS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_TRAP_POLICER_ID] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_TRAP_POLICER_RATE] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_TRAP_POLICER_BURST] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_LINECARD_INDEX] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_LINECARD_STATE] = MNL_TYPE_U8,
+	[DEVLINK_ATTR_LINECARD_TYPE] = MNL_TYPE_STRING,
+	[DEVLINK_ATTR_LINECARD_SUPPORTED_TYPES] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_NESTED_DEVLINK] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_SELFTESTS] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_NETNS_ID] = MNL_TYPE_U32,
+};
+
+static const enum mnl_attr_data_type
+devlink_stats_policy[DEVLINK_ATTR_STATS_MAX + 1] = {
+	[DEVLINK_ATTR_STATS_RX_PACKETS] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_STATS_RX_BYTES] = MNL_TYPE_U64,
+	[DEVLINK_ATTR_STATS_RX_DROPPED] = MNL_TYPE_U64,
+};
+
+static int attr_cb(const struct nlattr *attr, void *data)
+{
+	const struct nlattr **tb = data;
+	int type;
+
+	if (mnl_attr_type_valid(attr, DEVLINK_ATTR_MAX) < 0)
+		return MNL_CB_OK;
+
+	type = mnl_attr_get_type(attr);
+	if (mnl_attr_validate(attr, devlink_policy[type]) < 0)
+		return MNL_CB_ERROR;
+
+	tb[type] = attr;
+	return MNL_CB_OK;
+}
+
+static int attr_stats_cb(const struct nlattr *attr, void *data)
+{
+	const struct nlattr **tb = data;
+	int type;
+
+	/* Allow the tool to work on top of newer kernels that might contain
+	 * more attributes.
+	 */
+	if (mnl_attr_type_valid(attr, DEVLINK_ATTR_STATS_MAX) < 0)
+		return MNL_CB_OK;
+
+	type = mnl_attr_get_type(attr);
+	if (mnl_attr_validate(attr, devlink_stats_policy[type]) < 0)
+		return MNL_CB_ERROR;
+
+	tb[type] = attr;
+	return MNL_CB_OK;
+}
+
+static const enum mnl_attr_data_type
+devlink_function_policy[DEVLINK_PORT_FUNCTION_ATTR_MAX + 1] = {
+	[DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR ] = MNL_TYPE_BINARY,
+	[DEVLINK_PORT_FN_ATTR_STATE] = MNL_TYPE_U8,
+	[DEVLINK_PORT_FN_ATTR_DEVLINK] = MNL_TYPE_NESTED,
+};
+
+static int function_attr_cb(const struct nlattr *attr, void *data)
+{
+	const struct nlattr **tb = data;
+	int type;
+
+	/* Allow the tool to work on top of newer kernels that might contain
+	 * more attributes.
+	 */
+	if (mnl_attr_type_valid(attr, DEVLINK_PORT_FUNCTION_ATTR_MAX) < 0)
+		return MNL_CB_OK;
+
+	type = mnl_attr_get_type(attr);
+	if (mnl_attr_validate(attr, devlink_function_policy[type]) < 0)
+		return MNL_CB_ERROR;
+
+	tb[type] = attr;
+	return MNL_CB_OK;
+}
+
+static int ifname_map_add(struct dl *dl, const char *ifname,
+			  const char *bus_name, const char *dev_name,
+			  uint32_t port_index)
+{
+	struct ifname_map *ifname_map;
+
+	ifname_map = ifname_map_alloc(bus_name, dev_name, port_index, ifname);
+	if (!ifname_map)
+		return -ENOMEM;
+	list_add(&ifname_map->list, &dl->ifname_map_list);
+	return 0;
+}
+
+static void ifname_map_del(struct ifname_map *ifname_map)
+{
+	list_del(&ifname_map->list);
+	ifname_map_free(ifname_map);
+}
+
+static int ifname_map_rtnl_port_parse(struct dl *dl, const char *ifname,
+				      struct rtattr *nest)
+{
+	struct rtattr *tb[DEVLINK_ATTR_MAX + 1];
+	const char *bus_name;
+	const char *dev_name;
+	uint32_t port_index;
+
+	parse_rtattr_nested(tb, DEVLINK_ATTR_MAX, nest);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PORT_INDEX])
+		return -ENOENT;
+
+	bus_name = rta_getattr_str(tb[DEVLINK_ATTR_BUS_NAME]);
+	dev_name = rta_getattr_str(tb[DEVLINK_ATTR_DEV_NAME]);
+	port_index = rta_getattr_u32(tb[DEVLINK_ATTR_PORT_INDEX]);
+	return ifname_map_add(dl, ifname, bus_name, dev_name, port_index);
+}
+
+static int ifname_map_rtnl_init(struct dl *dl, const char *ifname)
+{
+	struct iplink_req req = {
+		.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg)),
+		.n.nlmsg_flags = NLM_F_REQUEST,
+		.n.nlmsg_type = RTM_GETLINK,
+		.i.ifi_family = AF_UNSPEC,
+	};
+	struct rtattr *tb[IFLA_MAX + 1];
+	struct rtnl_handle rth;
+	struct ifinfomsg *ifi;
+	struct nlmsghdr *n;
+	int len;
+	int err;
+
+	if (rtnl_open(&rth, 0) < 0) {
+		pr_err("Cannot open rtnetlink\n");
+		return -EINVAL;
+	}
+
+	addattr_l(&req.n, sizeof(req),
+		  !check_ifname(ifname) ? IFLA_IFNAME : IFLA_ALT_IFNAME,
+		  ifname, strlen(ifname) + 1);
+
+	if (rtnl_talk(&rth, &req.n, &n) < 0) {
+		err = -EINVAL;
+		goto out;
+	}
+
+	if (n->nlmsg_type != RTM_NEWLINK) {
+		err = -EINVAL;
+		goto out;
+	}
+
+	ifi = NLMSG_DATA(n);
+	len = n->nlmsg_len;
+
+	len -= NLMSG_LENGTH(sizeof(*ifi));
+	if (len < 0) {
+		err = -EINVAL;
+		goto out;
+	}
+
+	parse_rtattr_flags(tb, IFLA_MAX, IFLA_RTA(ifi), len, NLA_F_NESTED);
+	if (!tb[IFLA_DEVLINK_PORT]) {
+		err = -EOPNOTSUPP;
+		goto out;
+	}
+
+	err = ifname_map_rtnl_port_parse(dl, ifname, tb[IFLA_DEVLINK_PORT]);
+
+out:
+	rtnl_close(&rth);
+	return err;
+}
+
+static int ifname_map_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct dl *dl = data;
+	const char *bus_name;
+	const char *dev_name;
+	uint32_t port_index;
+	const char *port_ifname;
+	int err;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PORT_INDEX])
+		return MNL_CB_ERROR;
+
+	if (!tb[DEVLINK_ATTR_PORT_NETDEV_NAME])
+		return MNL_CB_OK;
+
+	bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
+	dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
+	port_index = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]);
+	port_ifname = mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_NETDEV_NAME]);
+	err = ifname_map_add(dl, port_ifname, bus_name, dev_name, port_index);
+	if (err)
+		return MNL_CB_ERROR;
+
+	return MNL_CB_OK;
+}
+
+static void ifname_map_fini(struct dl *dl)
+{
+	struct ifname_map *ifname_map, *tmp;
+
+	list_for_each_entry_safe(ifname_map, tmp,
+				 &dl->ifname_map_list, list) {
+		ifname_map_del(ifname_map);
+	}
+}
+
+static void ifname_map_init(struct dl *dl)
+{
+	INIT_LIST_HEAD(&dl->ifname_map_list);
+}
+
+static int ifname_map_load(struct dl *dl, const char *ifname)
+{
+	struct mnlu_gen_socket nlg_map;
+	struct nlmsghdr *nlh;
+	int err;
+
+	if (ifname) {
+		err = ifname_map_rtnl_init(dl, ifname);
+		if (!err)
+			return 0;
+		/* In case kernel does not support devlink port info passed over
+		 * RT netlink, fall-back to ports dump.
+		 */
+	}
+
+	err = mnlu_gen_socket_open(&nlg_map, DEVLINK_GENL_NAME,
+				   DEVLINK_GENL_VERSION);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&nlg_map, DEVLINK_CMD_PORT_GET,
+			       NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP);
+
+	err = mnlu_gen_socket_sndrcv(&nlg_map, nlh, ifname_map_cb, dl);
+	if (err)
+		ifname_map_fini(dl);
+
+	mnlu_gen_socket_close(&nlg_map);
+	return err;
+}
+
+static int ifname_map_check_load(struct dl *dl, const char *ifname)
+{
+	int err;
+
+	if (dl->map_loaded)
+		return 0;
+
+	err = ifname_map_load(dl, ifname);
+	if (err) {
+		pr_err("Failed to create index map\n");
+		return err;
+	}
+	dl->map_loaded = true;
+	return 0;
+}
+
+
+static int ifname_map_lookup(struct dl *dl, const char *ifname,
+			     char **p_bus_name, char **p_dev_name,
+			     uint32_t *p_port_index)
+{
+	struct ifname_map *ifname_map;
+	int err;
+
+	err = ifname_map_check_load(dl, ifname);
+	if (err)
+		return err;
+
+	list_for_each_entry(ifname_map, &dl->ifname_map_list, list) {
+		if (strcmp(ifname, ifname_map->ifname) == 0) {
+			*p_bus_name = ifname_map->bus_name;
+			*p_dev_name = ifname_map->dev_name;
+			*p_port_index = ifname_map->port_index;
+			return 0;
+		}
+	}
+	return -ENOENT;
+}
+
+static int ifname_map_rev_lookup(struct dl *dl, const char *bus_name,
+				 const char *dev_name, uint32_t port_index,
+				 const char **p_ifname)
+{
+	struct ifname_map *ifname_map;
+
+	int err;
+
+	err = ifname_map_check_load(dl, NULL);
+	if (err)
+		return err;
+
+	list_for_each_entry(ifname_map, &dl->ifname_map_list, list) {
+		if (strcmp(bus_name, ifname_map->bus_name) == 0 &&
+		    strcmp(dev_name, ifname_map->dev_name) == 0 &&
+		    port_index == ifname_map->port_index) {
+			/* In case non-NULL ifname is passed, update the
+			 * looked-up entry.
+			 */
+			if (*p_ifname)
+				return ifname_map_update(ifname_map, *p_ifname);
+
+			*p_ifname = ifname_map->ifname;
+			return 0;
+		}
+	}
+	return -ENOENT;
+}
+
+static int strtobool(const char *str, bool *p_val)
+{
+	bool val;
+
+	if (!strcmp(str, "true") || !strcmp(str, "1") ||
+	    !strcmp(str, "enable"))
+		val = true;
+	else if (!strcmp(str, "false") || !strcmp(str, "0") ||
+		 !strcmp(str, "disable"))
+		val = false;
+	else
+		return -EINVAL;
+	*p_val = val;
+	return 0;
+}
+
+static int ident_str_validate(char *str, unsigned int expected)
+{
+	if (!str)
+		return -ENOENT;
+
+	if (get_str_char_count(str, '/') != expected) {
+		pr_err("Wrong identification string format.\n");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int __dl_argv_handle(char *str, char **p_bus_name, char **p_dev_name)
+{
+	int err;
+
+	err = str_split_by_char(str, p_bus_name, p_dev_name, '/');
+	if (err) {
+		pr_err("Devlink identification (\"bus_name/dev_name\") \"%s\" is invalid\n", str);
+		return err;
+	}
+	return 0;
+}
+
+static int dl_argv_handle(char *str, char **p_bus_name, char **p_dev_name)
+{
+	int err;
+
+	err = ident_str_validate(str, 1);
+	if (err) {
+		pr_err("Devlink identification (\"bus_name/dev_name\") expected\n");
+		return err;
+	}
+	return __dl_argv_handle(str, p_bus_name, p_dev_name);
+}
+
+static int __dl_argv_handle_port(char *str,
+				 char **p_bus_name, char **p_dev_name,
+				 uint32_t *p_port_index)
+{
+	char *handlestr;
+	char *portstr;
+	int err;
+
+	err = str_split_by_char(str, &handlestr, &portstr, '/');
+	if (err) {
+		pr_err("Port identification \"%s\" is invalid\n", str);
+		return err;
+	}
+	err = get_u32(p_port_index, portstr, 10);
+	if (err) {
+		pr_err("Port index \"%s\" is not a number or not within range\n",
+		       portstr);
+		return err;
+	}
+	err = str_split_by_char(handlestr, p_bus_name, p_dev_name, '/');
+	if (err) {
+		pr_err("Port identification \"%s\" is invalid\n", str);
+		return err;
+	}
+	return 0;
+}
+
+static int __dl_argv_handle_port_ifname(struct dl *dl, char *str,
+					char **p_bus_name, char **p_dev_name,
+					uint32_t *p_port_index)
+{
+	int err;
+
+	err = ifname_map_lookup(dl, str, p_bus_name, p_dev_name,
+				p_port_index);
+	if (err) {
+		pr_err("Netdevice \"%s\" not found\n", str);
+		return err;
+	}
+	return 0;
+}
+
+static int dl_argv_handle_port(struct dl *dl, char *str, char **p_bus_name,
+			       char **p_dev_name, uint32_t *p_port_index)
+{
+	unsigned int slash_count;
+
+	if (!str) {
+		pr_err("Port identification (\"bus_name/dev_name/port_index\" or \"netdev ifname\") expected.\n");
+		return -ENOENT;
+	}
+	slash_count = get_str_char_count(str, '/');
+	switch (slash_count) {
+	case 0:
+		return __dl_argv_handle_port_ifname(dl, str, p_bus_name,
+						    p_dev_name, p_port_index);
+	case 2:
+		return __dl_argv_handle_port(str, p_bus_name,
+					     p_dev_name, p_port_index);
+	default:
+		pr_err("Wrong port identification string format.\n");
+		pr_err("Expected \"bus_name/dev_name/port_index\" or \"netdev_ifname\".\n");
+		return -EINVAL;
+	}
+}
+
+static int dl_argv_handle_both(struct dl *dl, char *str, char **p_bus_name,
+			       char **p_dev_name, uint32_t *p_port_index,
+			       uint64_t *p_handle_bit)
+{
+	unsigned int slash_count;
+	int err;
+
+	if (!str) {
+		pr_err("One of following identifications expected:\n"
+		       "Devlink identification (\"bus_name/dev_name\")\n"
+		       "Port identification (\"bus_name/dev_name/port_index\" or \"netdev ifname\")\n");
+		return -ENOENT;
+	}
+	slash_count = get_str_char_count(str, '/');
+	if (slash_count == 1) {
+		err = __dl_argv_handle(str, p_bus_name, p_dev_name);
+		if (err)
+			return err;
+		*p_handle_bit = DL_OPT_HANDLE;
+	} else if (slash_count == 2) {
+		err = __dl_argv_handle_port(str, p_bus_name,
+					    p_dev_name, p_port_index);
+		if (err)
+			return err;
+		*p_handle_bit = DL_OPT_HANDLEP;
+	} else if (slash_count == 0) {
+		err = __dl_argv_handle_port_ifname(dl, str, p_bus_name,
+						   p_dev_name, p_port_index);
+		if (err)
+			return err;
+		*p_handle_bit = DL_OPT_HANDLEP;
+	} else {
+		pr_err("Wrong port identification string format.\n");
+		pr_err("Expected \"bus_name/dev_name\" or \"bus_name/dev_name/port_index\" or \"netdev_ifname\".\n");
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int __dl_argv_handle_name(char *str, char **p_bus_name,
+				 char **p_dev_name, char **p_name)
+{
+	char *handlestr;
+	int err;
+
+	err = str_split_by_char(str, &handlestr, p_name, '/');
+	if (err)
+		return err;
+
+	return str_split_by_char(handlestr, p_bus_name, p_dev_name, '/');
+}
+
+static int dl_argv_handle_region(char *str, char **p_bus_name,
+				 char **p_dev_name, char **p_region)
+{
+	int err;
+
+	err = ident_str_validate(str, 2);
+	if (err) {
+		pr_err("Expected \"bus_name/dev_name/region\" identification.\n");
+		return err;
+	}
+
+	err = __dl_argv_handle_name(str, p_bus_name, p_dev_name, p_region);
+	if (err)
+		pr_err("Region identification \"%s\" is invalid\n", str);
+	return err;
+}
+
+
+static int dl_argv_handle_rate_node(char *str, char **p_bus_name,
+				    char **p_dev_name, char **p_node)
+{
+	int err;
+
+	err = ident_str_validate(str, 2);
+	if (err) {
+		pr_err("Expected \"bus_name/dev_name/node\" identification.\n");
+		return err;
+	}
+
+	err = __dl_argv_handle_name(str, p_bus_name, p_dev_name, p_node);
+	if (err) {
+		pr_err("Node identification \"%s\" is invalid\n", str);
+		return err;
+	}
+
+	if (!**p_node || strspn(*p_node, "0123456789") == strlen(*p_node)) {
+		err = -EINVAL;
+		pr_err("Node name cannot be a devlink port index or empty.\n");
+	}
+
+	return err;
+}
+
+static int dl_argv_handle_rate(char *str, char **p_bus_name,
+			       char **p_dev_name, uint32_t *p_port_index,
+			       char **p_node_name, uint64_t *p_handle_bit)
+{
+	char *identifier;
+	int err;
+
+	err = ident_str_validate(str, 2);
+	if (err) {
+		pr_err("Expected \"bus_name/dev_name/node\" or "
+		       "\"bus_name/dev_name/port_index\" identification.\n");
+		return err;
+	}
+
+	err = __dl_argv_handle_name(str, p_bus_name, p_dev_name, &identifier);
+	if (err) {
+		pr_err("Identification \"%s\" is invalid\n", str);
+		return err;
+	}
+
+	if (!*identifier) {
+		pr_err("Identifier cannot be empty");
+		return -EINVAL;
+	}
+
+	if (strspn(identifier, "0123456789") == strlen(identifier)) {
+		err = get_u32(p_port_index, identifier, 10);
+		if (err) {
+			pr_err("Port index \"%s\" is not a number"
+			       " or not within range\n", identifier);
+			return err;
+		}
+		*p_handle_bit = DL_OPT_HANDLEP;
+	} else {
+		*p_handle_bit = DL_OPT_PORT_FN_RATE_NODE_NAME;
+		*p_node_name = identifier;
+	}
+	return 0;
+}
+
+static int dl_argv_uint64_t(struct dl *dl, __u64 *p_val)
+{
+	char *str = dl_argv_next(dl);
+	int err;
+
+	if (!str) {
+		pr_err("Unsigned number argument expected\n");
+		return -EINVAL;
+	}
+
+	err = get_u64(p_val, str, 10);
+	if (err) {
+		pr_err("\"%s\" is not a number or not within range\n", str);
+		return err;
+	}
+	return 0;
+}
+
+static int dl_argv_uint32_t(struct dl *dl, uint32_t *p_val)
+{
+	char *str = dl_argv_next(dl);
+	int err;
+
+	if (!str) {
+		pr_err("Unsigned number argument expected\n");
+		return -EINVAL;
+	}
+
+	err = get_u32(p_val, str, 10);
+	if (err) {
+		pr_err("\"%s\" is not a number or not within range\n", str);
+		return err;
+	}
+	return 0;
+}
+
+static int dl_argv_uint16_t(struct dl *dl, uint16_t *p_val)
+{
+	char *str = dl_argv_next(dl);
+	int err;
+
+	if (!str) {
+		pr_err("Unsigned number argument expected\n");
+		return -EINVAL;
+	}
+
+	err = get_u16(p_val, str, 10);
+	if (err) {
+		pr_err("\"%s\" is not a number or not within range\n", str);
+		return err;
+	}
+	return 0;
+}
+
+static int dl_argv_bool(struct dl *dl, bool *p_val)
+{
+	char *str = dl_argv_next(dl);
+	int err;
+
+	if (!str) {
+		pr_err("Boolean argument expected\n");
+		return -EINVAL;
+	}
+
+	err = strtobool(str, p_val);
+	if (err) {
+		pr_err("\"%s\" is not a valid boolean value\n", str);
+		return err;
+	}
+	return 0;
+}
+
+static int dl_argv_str(struct dl *dl, const char **p_str)
+{
+	const char *str = dl_argv_next(dl);
+
+	if (!str) {
+		pr_err("String parameter expected\n");
+		return -EINVAL;
+	}
+	*p_str = str;
+	return 0;
+}
+
+static int port_type_get(const char *typestr, enum devlink_port_type *p_type)
+{
+	if (strcmp(typestr, "auto") == 0) {
+		*p_type = DEVLINK_PORT_TYPE_AUTO;
+	} else if (strcmp(typestr, "eth") == 0) {
+		*p_type = DEVLINK_PORT_TYPE_ETH;
+	} else if (strcmp(typestr, "ib") == 0) {
+		*p_type = DEVLINK_PORT_TYPE_IB;
+	} else {
+		pr_err("Unknown port type \"%s\"\n", typestr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int pool_type_get(const char *typestr, enum devlink_sb_pool_type *p_type)
+{
+	if (strcmp(typestr, "ingress") == 0) {
+		*p_type = DEVLINK_SB_POOL_TYPE_INGRESS;
+	} else if (strcmp(typestr, "egress") == 0) {
+		*p_type = DEVLINK_SB_POOL_TYPE_EGRESS;
+	} else {
+		pr_err("Unknown pool type \"%s\"\n", typestr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int threshold_type_get(const char *typestr,
+			      enum devlink_sb_threshold_type *p_type)
+{
+	if (strcmp(typestr, "static") == 0) {
+		*p_type = DEVLINK_SB_THRESHOLD_TYPE_STATIC;
+	} else if (strcmp(typestr, "dynamic") == 0) {
+		*p_type = DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC;
+	} else {
+		pr_err("Unknown threshold type \"%s\"\n", typestr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int eswitch_mode_get(const char *typestr,
+			    enum devlink_eswitch_mode *p_mode)
+{
+	if (strcmp(typestr, ESWITCH_MODE_LEGACY) == 0) {
+		*p_mode = DEVLINK_ESWITCH_MODE_LEGACY;
+	} else if (strcmp(typestr, ESWITCH_MODE_SWITCHDEV) == 0) {
+		*p_mode = DEVLINK_ESWITCH_MODE_SWITCHDEV;
+	} else {
+		pr_err("Unknown eswitch mode \"%s\"\n", typestr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int eswitch_inline_mode_get(const char *typestr,
+				   enum devlink_eswitch_inline_mode *p_mode)
+{
+	if (strcmp(typestr, ESWITCH_INLINE_MODE_NONE) == 0) {
+		*p_mode = DEVLINK_ESWITCH_INLINE_MODE_NONE;
+	} else if (strcmp(typestr, ESWITCH_INLINE_MODE_LINK) == 0) {
+		*p_mode = DEVLINK_ESWITCH_INLINE_MODE_LINK;
+	} else if (strcmp(typestr, ESWITCH_INLINE_MODE_NETWORK) == 0) {
+		*p_mode = DEVLINK_ESWITCH_INLINE_MODE_NETWORK;
+	} else if (strcmp(typestr, ESWITCH_INLINE_MODE_TRANSPORT) == 0) {
+		*p_mode = DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT;
+	} else {
+		pr_err("Unknown eswitch inline mode \"%s\"\n", typestr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int
+eswitch_encap_mode_get(const char *typestr,
+		       enum devlink_eswitch_encap_mode *p_encap_mode)
+{
+	/* The initial implementation incorrectly accepted "enable"/"disable".
+	 * Carry it to maintain backward compatibility.
+	 */
+	if (strcmp(typestr, "disable") == 0 ||
+		   strcmp(typestr, ESWITCH_ENCAP_MODE_NONE) == 0) {
+		*p_encap_mode = DEVLINK_ESWITCH_ENCAP_MODE_NONE;
+	} else if (strcmp(typestr, "enable") == 0 ||
+		   strcmp(typestr, ESWITCH_ENCAP_MODE_BASIC) == 0) {
+		*p_encap_mode = DEVLINK_ESWITCH_ENCAP_MODE_BASIC;
+	} else {
+		pr_err("Unknown eswitch encap mode \"%s\"\n", typestr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int flash_overwrite_section_get(const char *sectionstr, uint32_t *mask)
+{
+	if (strcmp(sectionstr, "settings") == 0) {
+		*mask |= DEVLINK_FLASH_OVERWRITE_SETTINGS;
+	} else if (strcmp(sectionstr, "identifiers") == 0) {
+		*mask |= DEVLINK_FLASH_OVERWRITE_IDENTIFIERS;
+	} else {
+		pr_err("Unknown overwrite section \"%s\"\n", sectionstr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int param_cmode_get(const char *cmodestr,
+			   enum devlink_param_cmode *cmode)
+{
+	if (strcmp(cmodestr, PARAM_CMODE_RUNTIME_STR) == 0) {
+		*cmode = DEVLINK_PARAM_CMODE_RUNTIME;
+	} else if (strcmp(cmodestr, PARAM_CMODE_DRIVERINIT_STR) == 0) {
+		*cmode = DEVLINK_PARAM_CMODE_DRIVERINIT;
+	} else if (strcmp(cmodestr, PARAM_CMODE_PERMANENT_STR) == 0) {
+		*cmode = DEVLINK_PARAM_CMODE_PERMANENT;
+	} else {
+		pr_err("Unknown configuration mode \"%s\"\n", cmodestr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int trap_action_get(const char *actionstr,
+			   enum devlink_trap_action *p_action)
+{
+	if (strcmp(actionstr, "drop") == 0) {
+		*p_action = DEVLINK_TRAP_ACTION_DROP;
+	} else if (strcmp(actionstr, "trap") == 0) {
+		*p_action = DEVLINK_TRAP_ACTION_TRAP;
+	} else if (strcmp(actionstr, "mirror") == 0) {
+		*p_action = DEVLINK_TRAP_ACTION_MIRROR;
+	} else {
+		pr_err("Unknown trap action \"%s\"\n", actionstr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int hw_addr_parse(const char *addrstr, char *hw_addr, uint32_t *len)
+{
+	int alen;
+
+	alen = ll_addr_a2n(hw_addr, MAX_ADDR_LEN, addrstr);
+	if (alen < 0)
+		return -EINVAL;
+	*len = alen;
+	return 0;
+}
+
+static int reload_action_get(struct dl *dl, const char *actionstr,
+			     enum devlink_reload_action *action)
+{
+	if (strcmp(actionstr, "driver_reinit") == 0) {
+		*action = DEVLINK_RELOAD_ACTION_DRIVER_REINIT;
+	} else if (strcmp(actionstr, "fw_activate") == 0) {
+		*action = DEVLINK_RELOAD_ACTION_FW_ACTIVATE;
+	} else {
+		pr_err("Unknown reload action \"%s\"\n", actionstr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int reload_limit_get(struct dl *dl, const char *limitstr,
+			     enum devlink_reload_limit *limit)
+{
+	if (strcmp(limitstr, "no_reset") == 0) {
+		*limit = DEVLINK_RELOAD_LIMIT_NO_RESET;
+	} else {
+		pr_err("Unknown reload limit \"%s\"\n", limitstr);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static struct str_num_map port_flavour_map[] = {
+	{ .str = "physical", .num = DEVLINK_PORT_FLAVOUR_PHYSICAL },
+	{ .str = "cpu", .num = DEVLINK_PORT_FLAVOUR_CPU },
+	{ .str = "dsa", .num = DEVLINK_PORT_FLAVOUR_DSA },
+	{ .str = "pcipf", .num = DEVLINK_PORT_FLAVOUR_PCI_PF },
+	{ .str = "pcivf", .num = DEVLINK_PORT_FLAVOUR_PCI_VF },
+	{ .str = "pcisf", .num = DEVLINK_PORT_FLAVOUR_PCI_SF },
+	{ .str = "virtual", .num = DEVLINK_PORT_FLAVOUR_VIRTUAL},
+	{ .str = NULL, },
+};
+
+static struct str_num_map port_fn_state_map[] = {
+	{ .str = "inactive", .num = DEVLINK_PORT_FN_STATE_INACTIVE},
+	{ .str = "active", .num = DEVLINK_PORT_FN_STATE_ACTIVE },
+	{ .str = NULL, }
+};
+
+static struct str_num_map port_fn_opstate_map[] = {
+	{ .str = "attached", .num = DEVLINK_PORT_FN_OPSTATE_ATTACHED},
+	{ .str = "detached", .num = DEVLINK_PORT_FN_OPSTATE_DETACHED},
+	{ .str = NULL, }
+};
+
+static int selftests_get(const char *selftest_name, bool *selftests_opt)
+{
+	if (strcmp(selftest_name, "flash") == 0) {
+		selftests_opt[0] = true;
+	} else {
+		pr_err("Unknown selftest \"%s\"\n", selftest_name);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int port_flavour_parse(const char *flavour, uint16_t *value)
+{
+	int num;
+
+	num = str_map_lookup_str(port_flavour_map, flavour);
+	if (num < 0) {
+		invarg("unknown flavour", flavour);
+		return num;
+	}
+	*value = num;
+	return 0;
+}
+
+static int port_fn_state_parse(const char *statestr, uint8_t *state)
+{
+	int num;
+
+	num = str_map_lookup_str(port_fn_state_map, statestr);
+	if (num < 0) {
+		invarg("unknown state", statestr);
+		return num;
+	}
+	*state = num;
+	return 0;
+}
+
+static int port_fn_rate_type_get(const char *typestr, uint16_t *type)
+{
+	if (!strcmp(typestr, "leaf"))
+		*type = DEVLINK_RATE_TYPE_LEAF;
+	else if (!strcmp(typestr, "node"))
+		*type = DEVLINK_RATE_TYPE_NODE;
+	else
+		return -EINVAL;
+	return 0;
+}
+
+static int port_fn_rate_value_get(struct dl *dl, uint64_t *rate)
+{
+	const char *ratestr;
+	__u64 rate64;
+	int err;
+
+	err = dl_argv_str(dl, &ratestr);
+	if (err)
+		return err;
+	err = get_rate64(&rate64, ratestr);
+	if (err) {
+		pr_err("Invalid rate value: \"%s\"\n", ratestr);
+		return -EINVAL;
+	}
+
+	*rate = rate64;
+	return 0;
+}
+
+struct dl_args_metadata {
+	uint64_t o_flag;
+	char err_msg[DL_ARGS_REQUIRED_MAX_ERR_LEN];
+};
+
+static const struct dl_args_metadata dl_args_required[] = {
+	{DL_OPT_PORT_TYPE,	      "Port type not set."},
+	{DL_OPT_PORT_COUNT,	      "Port split count option expected."},
+	{DL_OPT_SB_POOL,	      "Pool index option expected."},
+	{DL_OPT_SB_SIZE,	      "Pool size option expected."},
+	{DL_OPT_SB_TYPE,	      "Pool type option expected."},
+	{DL_OPT_SB_THTYPE,	      "Pool threshold type option expected."},
+	{DL_OPT_SB_TH,		      "Threshold option expected."},
+	{DL_OPT_SB_TC,		      "TC index option expected."},
+	{DL_OPT_ESWITCH_MODE,	      "E-Switch mode option expected."},
+	{DL_OPT_ESWITCH_INLINE_MODE,  "E-Switch inline-mode option expected."},
+	{DL_OPT_DPIPE_TABLE_NAME,     "Dpipe table name expected."},
+	{DL_OPT_DPIPE_TABLE_COUNTERS, "Dpipe table counter state expected."},
+	{DL_OPT_ESWITCH_ENCAP_MODE,   "E-Switch encapsulation option expected."},
+	{DL_OPT_RESOURCE_PATH,	      "Resource path expected."},
+	{DL_OPT_RESOURCE_SIZE,	      "Resource size expected."},
+	{DL_OPT_PARAM_NAME,	      "Parameter name expected."},
+	{DL_OPT_PARAM_VALUE,	      "Value to set expected."},
+	{DL_OPT_PARAM_CMODE,	      "Configuration mode expected."},
+	{DL_OPT_REGION_SNAPSHOT_ID,   "Region snapshot id expected."},
+	{DL_OPT_REGION_ADDRESS,	      "Region address value expected."},
+	{DL_OPT_REGION_LENGTH,	      "Region length value expected."},
+	{DL_OPT_HEALTH_REPORTER_NAME, "Reporter's name is expected."},
+	{DL_OPT_TRAP_NAME,            "Trap's name is expected."},
+	{DL_OPT_TRAP_GROUP_NAME,      "Trap group's name is expected."},
+	{DL_OPT_PORT_FUNCTION_HW_ADDR, "Port function's hardware address is expected."},
+	{DL_OPT_PORT_FLAVOUR,          "Port flavour is expected."},
+	{DL_OPT_PORT_PFNUMBER,         "Port PCI PF number is expected."},
+	{DL_OPT_LINECARD,	      "Linecard index expected."},
+	{DL_OPT_LINECARD_TYPE,	      "Linecard type expected."},
+	{DL_OPT_SELFTESTS,            "Test name is expected"},
+};
+
+static int dl_args_finding_required_validate(uint64_t o_required,
+					     uint64_t o_found)
+{
+	uint64_t o_flag;
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(dl_args_required); i++) {
+		o_flag = dl_args_required[i].o_flag;
+		if ((o_required & o_flag) && !(o_found & o_flag)) {
+			pr_err("%s\n", dl_args_required[i].err_msg);
+			return -ENOENT;
+		}
+	}
+	if (o_required & ~o_found) {
+		pr_err("BUG: unknown argument required but not found\n");
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int dl_argv_parse(struct dl *dl, uint64_t o_required,
+			 uint64_t o_optional)
+{
+	struct dl_opts *opts = &dl->opts;
+	uint64_t o_all = o_required | o_optional;
+	char *str = dl_argv_next(dl);
+	uint64_t o_found = 0;
+	int err;
+
+	if (str) {
+		str = strdup(str);
+		if (!str)
+			return -ENOMEM;
+		free(dl->handle_argv);
+		dl->handle_argv = str;
+	}
+
+	if (o_required & DL_OPT_HANDLE && o_required & DL_OPT_HANDLEP) {
+		uint64_t handle_bit;
+
+		err = dl_argv_handle_both(dl, str, &opts->bus_name,
+					  &opts->dev_name, &opts->port_index,
+					  &handle_bit);
+		if (err)
+			return err;
+		o_required &= ~(DL_OPT_HANDLE | DL_OPT_HANDLEP) | handle_bit;
+		o_found |= handle_bit;
+	} else if (o_required & DL_OPT_HANDLEP &&
+		   o_required & DL_OPT_PORT_FN_RATE_NODE_NAME) {
+		uint64_t handle_bit;
+
+		err = dl_argv_handle_rate(str, &opts->bus_name, &opts->dev_name,
+					  &opts->port_index,
+					  &opts->rate_node_name,
+					  &handle_bit);
+		if (err)
+			return err;
+		o_required &= ~(DL_OPT_HANDLEP | DL_OPT_PORT_FN_RATE_NODE_NAME) |
+			handle_bit;
+		o_found |= handle_bit;
+	} else if (o_required & DL_OPT_HANDLE) {
+		err = dl_argv_handle(str, &opts->bus_name, &opts->dev_name);
+		if (err)
+			return err;
+		o_found |= DL_OPT_HANDLE;
+	} else if (o_required & DL_OPT_HANDLEP) {
+		err = dl_argv_handle_port(dl, str, &opts->bus_name,
+					  &opts->dev_name, &opts->port_index);
+		if (err)
+			return err;
+		o_found |= DL_OPT_HANDLEP;
+	} else if (o_required & DL_OPT_HANDLE_REGION) {
+		err = dl_argv_handle_region(str, &opts->bus_name,
+					    &opts->dev_name,
+					    &opts->region_name);
+		if (err)
+			return err;
+		o_found |= DL_OPT_HANDLE_REGION;
+	} else if (o_required & DL_OPT_PORT_FN_RATE_NODE_NAME) {
+		err = dl_argv_handle_rate_node(str, &opts->bus_name,
+					       &opts->dev_name,
+					       &opts->rate_node_name);
+		if (err)
+			return err;
+		o_found |= DL_OPT_PORT_FN_RATE_NODE_NAME;
+	}
+
+	while (dl_argc(dl)) {
+		if (dl_argv_match(dl, "type") &&
+		    (o_all & DL_OPT_PORT_TYPE)) {
+			const char *typestr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &typestr);
+			if (err)
+				return err;
+			err = port_type_get(typestr, &opts->port_type);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_TYPE;
+		} else if (dl_argv_match(dl, "count") &&
+			   (o_all & DL_OPT_PORT_COUNT)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->port_count);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_COUNT;
+		} else if (dl_argv_match(dl, "sb") &&
+			   (o_all & DL_OPT_SB)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->sb_index);
+			if (err)
+				return err;
+			o_found |= DL_OPT_SB;
+		} else if (dl_argv_match(dl, "pool") &&
+			   (o_all & DL_OPT_SB_POOL)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint16_t(dl, &opts->sb_pool_index);
+			if (err)
+				return err;
+			o_found |= DL_OPT_SB_POOL;
+		} else if (dl_argv_match(dl, "size") &&
+			   (o_all & DL_OPT_SB_SIZE)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->sb_pool_size);
+			if (err)
+				return err;
+			o_found |= DL_OPT_SB_SIZE;
+		} else if (dl_argv_match(dl, "type") &&
+			   (o_all & DL_OPT_SB_TYPE)) {
+			const char *typestr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &typestr);
+			if (err)
+				return err;
+			err = pool_type_get(typestr, &opts->sb_pool_type);
+			if (err)
+				return err;
+			o_found |= DL_OPT_SB_TYPE;
+		} else if (dl_argv_match(dl, "thtype") &&
+			   (o_all & DL_OPT_SB_THTYPE)) {
+			const char *typestr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &typestr);
+			if (err)
+				return err;
+			err = threshold_type_get(typestr,
+						 &opts->sb_pool_thtype);
+			if (err)
+				return err;
+			o_found |= DL_OPT_SB_THTYPE;
+		} else if (dl_argv_match(dl, "th") &&
+			   (o_all & DL_OPT_SB_TH)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->sb_threshold);
+			if (err)
+				return err;
+			o_found |= DL_OPT_SB_TH;
+		} else if (dl_argv_match(dl, "tc") &&
+			   (o_all & DL_OPT_SB_TC)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint16_t(dl, &opts->sb_tc_index);
+			if (err)
+				return err;
+			o_found |= DL_OPT_SB_TC;
+		} else if (dl_argv_match(dl, "mode") &&
+			   (o_all & DL_OPT_ESWITCH_MODE)) {
+			const char *typestr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &typestr);
+			if (err)
+				return err;
+			err = eswitch_mode_get(typestr, &opts->eswitch_mode);
+			if (err)
+				return err;
+			o_found |= DL_OPT_ESWITCH_MODE;
+		} else if (dl_argv_match(dl, "inline-mode") &&
+			   (o_all & DL_OPT_ESWITCH_INLINE_MODE)) {
+			const char *typestr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &typestr);
+			if (err)
+				return err;
+			err = eswitch_inline_mode_get(
+				typestr, &opts->eswitch_inline_mode);
+			if (err)
+				return err;
+			o_found |= DL_OPT_ESWITCH_INLINE_MODE;
+		} else if (dl_argv_match(dl, "name") &&
+			   (o_all & DL_OPT_DPIPE_TABLE_NAME)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->dpipe_table_name);
+			if (err)
+				return err;
+			o_found |= DL_OPT_DPIPE_TABLE_NAME;
+		} else if ((dl_argv_match(dl, "counters") ||
+			    dl_argv_match(dl, "counters_enabled")) &&
+			   (o_all & DL_OPT_DPIPE_TABLE_COUNTERS)) {
+			dl_arg_inc(dl);
+			err = dl_argv_bool(dl, &opts->dpipe_counters_enabled);
+			if (err)
+				return err;
+			o_found |= DL_OPT_DPIPE_TABLE_COUNTERS;
+		} else if ((dl_argv_match(dl, "encap") || /* Original incorrect implementation */
+			    dl_argv_match(dl, "encap-mode")) &&
+			   (o_all & DL_OPT_ESWITCH_ENCAP_MODE)) {
+			const char *typestr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &typestr);
+			if (err)
+				return err;
+			err = eswitch_encap_mode_get(typestr,
+						     &opts->eswitch_encap_mode);
+			if (err)
+				return err;
+			o_found |= DL_OPT_ESWITCH_ENCAP_MODE;
+		} else if (dl_argv_match(dl, "path") &&
+			   (o_all & DL_OPT_RESOURCE_PATH)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->resource_path);
+			if (err)
+				return err;
+			o_found |= DL_OPT_RESOURCE_PATH;
+		} else if (dl_argv_match(dl, "size") &&
+			   (o_all & DL_OPT_RESOURCE_SIZE)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint64_t(dl, &opts->resource_size);
+			if (err)
+				return err;
+			o_found |= DL_OPT_RESOURCE_SIZE;
+		} else if (dl_argv_match(dl, "name") &&
+			   (o_all & DL_OPT_PARAM_NAME)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->param_name);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PARAM_NAME;
+		} else if (dl_argv_match(dl, "value") &&
+			   (o_all & DL_OPT_PARAM_VALUE)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->param_value);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PARAM_VALUE;
+		} else if (dl_argv_match(dl, "cmode") &&
+			   (o_all & DL_OPT_PARAM_CMODE)) {
+			const char *cmodestr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &cmodestr);
+			if (err)
+				return err;
+			err = param_cmode_get(cmodestr, &opts->cmode);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PARAM_CMODE;
+		} else if (dl_argv_match(dl, "snapshot") &&
+			   (o_all & DL_OPT_REGION_SNAPSHOT_ID)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->region_snapshot_id);
+			if (err)
+				return err;
+			o_found |= DL_OPT_REGION_SNAPSHOT_ID;
+		} else if (dl_argv_match(dl, "address") &&
+			   (o_all & DL_OPT_REGION_ADDRESS)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint64_t(dl, &opts->region_address);
+			if (err)
+				return err;
+			o_found |= DL_OPT_REGION_ADDRESS;
+		} else if (dl_argv_match(dl, "length") &&
+			   (o_all & DL_OPT_REGION_LENGTH)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint64_t(dl, &opts->region_length);
+			if (err)
+				return err;
+			o_found |= DL_OPT_REGION_LENGTH;
+		} else if (dl_argv_match(dl, "file") &&
+			   (o_all & DL_OPT_FLASH_FILE_NAME)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->flash_file_name);
+			if (err)
+				return err;
+			o_found |= DL_OPT_FLASH_FILE_NAME;
+		} else if (dl_argv_match(dl, "component") &&
+			   (o_all & DL_OPT_FLASH_COMPONENT)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->flash_component);
+			if (err)
+				return err;
+			o_found |= DL_OPT_FLASH_COMPONENT;
+
+		} else if (dl_argv_match(dl, "overwrite") &&
+				(o_all & DL_OPT_FLASH_OVERWRITE)) {
+			const char *sectionstr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &sectionstr);
+			if (err)
+				return err;
+			err = flash_overwrite_section_get(sectionstr,
+							  &opts->overwrite_mask);
+			if (err)
+				return err;
+			o_found |= DL_OPT_FLASH_OVERWRITE;
+
+		} else if (dl_argv_match(dl, "id") &&
+				(o_all & DL_OPT_SELFTESTS)) {
+			dl_arg_inc(dl);
+			while (dl_argc(dl)) {
+				const char *selftest_name;
+				err = dl_argv_str(dl, &selftest_name);
+				if (err)
+					return err;
+				err = selftests_get(selftest_name,
+						    opts->selftests_opt);
+				if (err)
+					return err;
+			}
+			o_found |= DL_OPT_SELFTESTS;
+
+		} else if (dl_argv_match(dl, "reporter") &&
+			   (o_all & DL_OPT_HEALTH_REPORTER_NAME)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->reporter_name);
+			if (err)
+				return err;
+			o_found |= DL_OPT_HEALTH_REPORTER_NAME;
+		} else if (dl_argv_match(dl, "grace_period") &&
+			   (o_all & DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint64_t(dl,
+					       &opts->reporter_graceful_period);
+			if (err)
+				return err;
+			o_found |= DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD;
+		} else if (dl_argv_match(dl, "auto_recover") &&
+			(o_all & DL_OPT_HEALTH_REPORTER_AUTO_RECOVER)) {
+			dl_arg_inc(dl);
+			err = dl_argv_bool(dl, &opts->reporter_auto_recover);
+			if (err)
+				return err;
+			o_found |= DL_OPT_HEALTH_REPORTER_AUTO_RECOVER;
+		} else if (dl_argv_match(dl, "auto_dump") &&
+			(o_all & DL_OPT_HEALTH_REPORTER_AUTO_DUMP)) {
+			dl_arg_inc(dl);
+			err = dl_argv_bool(dl, &opts->reporter_auto_dump);
+			if (err)
+				return err;
+			o_found |= DL_OPT_HEALTH_REPORTER_AUTO_DUMP;
+		} else if ((dl_argv_match(dl, "trap") ||
+			    dl_argv_match(dl, "name")) &&
+			   (o_all & DL_OPT_TRAP_NAME)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->trap_name);
+			if (err)
+				return err;
+			o_found |= DL_OPT_TRAP_NAME;
+		} else if ((dl_argv_match(dl, "group") ||
+			    dl_argv_match(dl, "name")) &&
+			   (o_all & DL_OPT_TRAP_GROUP_NAME)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->trap_group_name);
+			if (err)
+				return err;
+			o_found |= DL_OPT_TRAP_GROUP_NAME;
+		} else if (dl_argv_match(dl, "action") &&
+			   (o_all & DL_OPT_TRAP_ACTION)) {
+			const char *actionstr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &actionstr);
+			if (err)
+				return err;
+			err = trap_action_get(actionstr, &opts->trap_action);
+			if (err)
+				return err;
+			o_found |= DL_OPT_TRAP_ACTION;
+		} else if (dl_argv_match(dl, "netns") &&
+			(o_all & DL_OPT_NETNS)) {
+			const char *netns_str;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &netns_str);
+			if (err)
+				return err;
+			opts->netns = netns_get_fd(netns_str);
+			if ((int)opts->netns < 0) {
+				dl_arg_dec(dl);
+				err = dl_argv_uint32_t(dl, &opts->netns);
+				if (err)
+					return err;
+				opts->netns_is_pid = true;
+			}
+			o_found |= DL_OPT_NETNS;
+		} else if (dl_argv_match(dl, "action") &&
+			   (o_all & DL_OPT_RELOAD_ACTION)) {
+			const char *actionstr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &actionstr);
+			if (err)
+				return err;
+			err = reload_action_get(dl, actionstr, &opts->reload_action);
+			if (err)
+				return err;
+			o_found |= DL_OPT_RELOAD_ACTION;
+		} else if (dl_argv_match(dl, "limit") &&
+			   (o_all & DL_OPT_RELOAD_LIMIT)) {
+			const char *limitstr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &limitstr);
+			if (err)
+				return err;
+			err = reload_limit_get(dl, limitstr, &opts->reload_limit);
+			if (err)
+				return err;
+			o_found |= DL_OPT_RELOAD_LIMIT;
+		} else if (dl_argv_match(dl, "policer") &&
+			   (o_all & DL_OPT_TRAP_POLICER_ID)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->trap_policer_id);
+			if (err)
+				return err;
+			o_found |= DL_OPT_TRAP_POLICER_ID;
+		} else if (dl_argv_match(dl, "nopolicer") &&
+			   (o_all & DL_OPT_TRAP_POLICER_ID)) {
+			dl_arg_inc(dl);
+			opts->trap_policer_id = 0;
+			o_found |= DL_OPT_TRAP_POLICER_ID;
+		} else if (dl_argv_match(dl, "rate") &&
+			   (o_all & DL_OPT_TRAP_POLICER_RATE)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint64_t(dl, &opts->trap_policer_rate);
+			if (err)
+				return err;
+			o_found |= DL_OPT_TRAP_POLICER_RATE;
+		} else if (dl_argv_match(dl, "burst") &&
+			   (o_all & DL_OPT_TRAP_POLICER_BURST)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint64_t(dl, &opts->trap_policer_burst);
+			if (err)
+				return err;
+			o_found |= DL_OPT_TRAP_POLICER_BURST;
+		} else if (dl_argv_match(dl, "hw_addr") &&
+			   (o_all & DL_OPT_PORT_FUNCTION_HW_ADDR)) {
+			const char *addrstr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &addrstr);
+			if (err)
+				return err;
+			err = hw_addr_parse(addrstr, opts->port_function_hw_addr,
+					    &opts->port_function_hw_addr_len);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_FUNCTION_HW_ADDR;
+		} else if (dl_argv_match(dl, "state") &&
+			   (o_all & DL_OPT_PORT_FUNCTION_STATE)) {
+			const char *statestr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &statestr);
+			if (err)
+				return err;
+			err = port_fn_state_parse(statestr, &opts->port_fn_state);
+			if (err)
+				return err;
+
+			o_found |= DL_OPT_PORT_FUNCTION_STATE;
+		} else if (dl_argv_match(dl, "flavour") && (o_all & DL_OPT_PORT_FLAVOUR)) {
+			const char *flavourstr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &flavourstr);
+			if (err)
+				return err;
+			err = port_flavour_parse(flavourstr, &opts->port_flavour);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_FLAVOUR;
+		} else if (dl_argv_match(dl, "pfnum") && (o_all & DL_OPT_PORT_PFNUMBER)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint16_t(dl, &opts->port_pfnumber);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_PFNUMBER;
+		} else if (dl_argv_match(dl, "sfnum") && (o_all & DL_OPT_PORT_SFNUMBER)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->port_sfnumber);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_SFNUMBER;
+		} else if (dl_argv_match(dl, "controller") && (o_all & DL_OPT_PORT_CONTROLLER)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->port_controller);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_CONTROLLER;
+		} else if (dl_argv_match(dl, "type") &&
+			   (o_all & DL_OPT_PORT_FN_RATE_TYPE)) {
+			const char *typestr;
+
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &typestr);
+			if (err)
+				return err;
+			err = port_fn_rate_type_get(typestr, &opts->rate_type);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_FN_RATE_TYPE;
+		} else if (dl_argv_match(dl, "tx_share") &&
+			   (o_all & DL_OPT_PORT_FN_RATE_TX_SHARE)) {
+			dl_arg_inc(dl);
+			err = port_fn_rate_value_get(dl, &opts->rate_tx_share);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_FN_RATE_TX_SHARE;
+		} else if (dl_argv_match(dl, "tx_max") &&
+			   (o_all & DL_OPT_PORT_FN_RATE_TX_MAX)) {
+			dl_arg_inc(dl);
+			err = port_fn_rate_value_get(dl, &opts->rate_tx_max);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_FN_RATE_TX_MAX;
+		} else if (dl_argv_match(dl, "tx_priority") &&
+			   (o_all & DL_OPT_PORT_FN_RATE_TX_PRIORITY)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->rate_tx_priority);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_FN_RATE_TX_PRIORITY;
+		} else if (dl_argv_match(dl, "tx_weight") &&
+			   (o_all & DL_OPT_PORT_FN_RATE_TX_WEIGHT)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->rate_tx_weight);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_FN_RATE_TX_WEIGHT;
+		} else if (dl_argv_match(dl, "parent") &&
+			   (o_all & DL_OPT_PORT_FN_RATE_PARENT)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->rate_parent_node);
+			if (err)
+				return err;
+			o_found |= DL_OPT_PORT_FN_RATE_PARENT;
+		} else if (dl_argv_match(dl, "noparent") &&
+			   (o_all & DL_OPT_PORT_FN_RATE_PARENT)) {
+			dl_arg_inc(dl);
+			opts->rate_parent_node = "";
+			o_found |= DL_OPT_PORT_FN_RATE_PARENT;
+		} else if (dl_argv_match(dl, "lc") &&
+			   (o_all & DL_OPT_LINECARD)) {
+			dl_arg_inc(dl);
+			err = dl_argv_uint32_t(dl, &opts->linecard_index);
+			if (err)
+				return err;
+			o_found |= DL_OPT_LINECARD;
+		} else if (dl_argv_match(dl, "type") &&
+			   (o_all & DL_OPT_LINECARD_TYPE)) {
+			dl_arg_inc(dl);
+			err = dl_argv_str(dl, &opts->linecard_type);
+			if (err)
+				return err;
+			o_found |= DL_OPT_LINECARD_TYPE;
+		} else if (dl_argv_match(dl, "notype") &&
+			   (o_all & DL_OPT_LINECARD_TYPE)) {
+			dl_arg_inc(dl);
+			opts->linecard_type = "";
+			o_found |= DL_OPT_LINECARD_TYPE;
+		} else if (dl_argv_match(dl, "roce") &&
+			   (o_all & DL_OPT_PORT_FN_CAPS)) {
+			bool roce;
+
+			dl_arg_inc(dl);
+			err = dl_argv_bool(dl, &roce);
+			if (err)
+				return err;
+			opts->port_fn_caps.selector |= DEVLINK_PORT_FN_CAP_ROCE;
+			if (roce)
+				opts->port_fn_caps.value |= DEVLINK_PORT_FN_CAP_ROCE;
+			o_found |= DL_OPT_PORT_FN_CAPS;
+		} else if (dl_argv_match(dl, "migratable") &&
+			   (o_all & DL_OPT_PORT_FN_CAPS)) {
+			bool mig;
+
+			dl_arg_inc(dl);
+			err = dl_argv_bool(dl, &mig);
+			if (err)
+				return err;
+			opts->port_fn_caps.selector |= DEVLINK_PORT_FN_CAP_MIGRATABLE;
+			if (mig)
+				opts->port_fn_caps.value |= DEVLINK_PORT_FN_CAP_MIGRATABLE;
+			o_found |= DL_OPT_PORT_FN_CAPS;
+		} else if (dl_argv_match(dl, "ipsec_crypto") &&
+			   (o_all & DL_OPT_PORT_FN_CAPS)) {
+			bool ipsec_crypto;
+
+			dl_arg_inc(dl);
+			err = dl_argv_bool(dl, &ipsec_crypto);
+			if (err)
+				return err;
+			opts->port_fn_caps.selector |= DEVLINK_PORT_FN_CAP_IPSEC_CRYPTO;
+			if (ipsec_crypto)
+				opts->port_fn_caps.value |= DEVLINK_PORT_FN_CAP_IPSEC_CRYPTO;
+			o_found |= DL_OPT_PORT_FN_CAPS;
+		} else if (dl_argv_match(dl, "ipsec_packet") &&
+			   (o_all & DL_OPT_PORT_FN_CAPS)) {
+			bool ipsec_packet;
+
+			dl_arg_inc(dl);
+			err = dl_argv_bool(dl, &ipsec_packet);
+			if (err)
+				return err;
+			opts->port_fn_caps.selector |= DEVLINK_PORT_FN_CAP_IPSEC_PACKET;
+			if (ipsec_packet)
+				opts->port_fn_caps.value |= DEVLINK_PORT_FN_CAP_IPSEC_PACKET;
+			o_found |= DL_OPT_PORT_FN_CAPS;
+		} else {
+			pr_err("Unknown option \"%s\"\n", dl_argv(dl));
+			return -EINVAL;
+		}
+	}
+
+	if ((o_required & DL_OPT_SB) && !(o_found & DL_OPT_SB)) {
+		opts->sb_index = 0;
+		o_found |= DL_OPT_SB;
+	}
+
+	opts->present = o_found;
+
+	return dl_args_finding_required_validate(o_required, o_found);
+}
+
+static int dl_argv_dry_parse(struct dl *dl, uint64_t o_required,
+			     uint64_t o_optional)
+{
+	char **argv = dl->argv;
+	int argc = dl->argc;
+	int err;
+
+	g_err_suspended = true;
+	err = dl_argv_parse(dl, o_required, o_optional);
+	g_err_suspended = false;
+	dl->argv = argv;
+	dl->argc = argc;
+	return err;
+}
+
+/* List of extended handles with two slashes. */
+static const uint64_t dl_opt_extended_handle[] = {
+	DL_OPT_HANDLEP,
+	DL_OPT_HANDLE_REGION,
+	DL_OPT_PORT_FN_RATE_NODE_NAME,
+};
+
+static int dl_argv_parse_with_selector(struct dl *dl, uint16_t *flags,
+				       uint8_t cmd,
+				       uint64_t o_required,
+				       uint64_t o_optional,
+				       uint64_t o_dump_required,
+				       uint64_t o_dump_optional)
+{
+	int err;
+	int i;
+
+	if (dl_no_arg(dl))
+		goto flag_set;
+
+	/* In case the handle suggests it, do dry parsing first
+	 * to see if all required options are there. Proceed with
+	 * dump selector in case there are missing options on the
+	 * command line. That means user provided partial
+	 * object identification.
+	 */
+
+	if ((o_required & (DL_OPT_HANDLE | DL_OPT_HANDLEP)) ==
+	    (DL_OPT_HANDLE | DL_OPT_HANDLEP)) {
+		/* Handle case when both devlink handle and port handle
+		 * are allowed. Try both alone, if parsing of either
+		 * is successful, we have a do parse case.
+		 */
+		err = dl_argv_dry_parse(dl, o_required & ~DL_OPT_HANDLEP,
+					o_optional);
+		if (err == -ENOENT)
+			goto dump_parse;
+		else if (!err)
+			goto do_parse;
+		err = dl_argv_dry_parse(dl, o_required & ~DL_OPT_HANDLE,
+					o_optional);
+		if (err == -ENOENT)
+			goto dump_parse;
+		goto do_parse;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(dl_opt_extended_handle); i++) {
+		uint64_t handle = dl_opt_extended_handle[i];
+
+		if ((o_required & handle) == handle) {
+			err = dl_argv_dry_parse(dl, (o_required & ~handle) |
+						DL_OPT_HANDLE,
+						o_optional);
+			if (err == -ENOENT || !err)
+				goto dump_parse;
+			goto do_parse;
+		}
+	}
+
+	err = dl_argv_dry_parse(dl, o_required, o_optional);
+	if (err == -ENOENT)
+		goto dump_parse;
+
+do_parse:
+	return dl_argv_parse(dl, o_required, o_optional);
+
+dump_parse:
+	err = mnlu_gen_cmd_dump_policy(&dl->nlg, cmd);
+	if (err) {
+		pr_err("Dump selectors are not supported by kernel for this command\n");
+		return -ENOTSUP;
+	}
+
+	err = dl_argv_parse(dl, o_dump_required, o_dump_optional);
+	if (err)
+		return err;
+
+flag_set:
+	*flags |= NLM_F_DUMP;
+	return 0;
+}
+
+static void
+dl_function_attr_put(struct nlmsghdr *nlh, const struct dl_opts *opts)
+{
+	struct nlattr *nest;
+
+	nest = mnl_attr_nest_start(nlh, DEVLINK_ATTR_PORT_FUNCTION);
+
+	if (opts->present & DL_OPT_PORT_FUNCTION_HW_ADDR)
+		mnl_attr_put(nlh, DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR,
+			     opts->port_function_hw_addr_len,
+			     opts->port_function_hw_addr);
+	if (opts->present & DL_OPT_PORT_FUNCTION_STATE)
+		mnl_attr_put_u8(nlh, DEVLINK_PORT_FN_ATTR_STATE,
+				opts->port_fn_state);
+	if (opts->present & DL_OPT_PORT_FN_CAPS)
+		mnl_attr_put(nlh, DEVLINK_PORT_FN_ATTR_CAPS,
+			     sizeof(opts->port_fn_caps), &opts->port_fn_caps);
+
+	mnl_attr_nest_end(nlh, nest);
+}
+
+static void
+dl_flash_update_overwrite_put(struct nlmsghdr *nlh, const struct dl_opts *opts)
+{
+	struct nla_bitfield32 overwrite_mask;
+
+	overwrite_mask.selector = DEVLINK_SUPPORTED_FLASH_OVERWRITE_SECTIONS;
+	overwrite_mask.value = opts->overwrite_mask;
+
+	mnl_attr_put(nlh, DEVLINK_ATTR_FLASH_UPDATE_OVERWRITE_MASK,
+		     sizeof(overwrite_mask), &overwrite_mask);
+}
+
+static void
+dl_reload_limits_put(struct nlmsghdr *nlh, const struct dl_opts *opts)
+{
+	struct nla_bitfield32 limits;
+
+	limits.selector = DEVLINK_RELOAD_LIMITS_VALID_MASK;
+	limits.value = BIT(opts->reload_limit);
+	mnl_attr_put(nlh, DEVLINK_ATTR_RELOAD_LIMITS, sizeof(limits), &limits);
+}
+
+static void
+dl_selftests_put(struct nlmsghdr *nlh, const struct dl_opts *opts)
+{
+	bool test_sel = false;
+	struct nlattr *nest;
+	int id;
+
+	nest = mnl_attr_nest_start(nlh, DEVLINK_ATTR_SELFTESTS);
+
+	for (id = DEVLINK_ATTR_SELFTEST_ID_UNSPEC + 1;
+	     id <= DEVLINK_ATTR_SELFTEST_ID_MAX &&
+		opts->selftests_opt[id]; id++) {
+		if (opts->selftests_opt[id]) {
+			test_sel = true;
+			mnl_attr_put(nlh, id, 0, NULL);
+		}
+	}
+
+	/* No test selected from user, select all */
+	if (!test_sel) {
+		for (id = DEVLINK_ATTR_SELFTEST_ID_UNSPEC + 1;
+		     id <= DEVLINK_ATTR_SELFTEST_ID_MAX; id++)
+			mnl_attr_put(nlh, id, 0, NULL);
+	}
+
+	mnl_attr_nest_end(nlh, nest);
+}
+
+static void dl_opts_put(struct nlmsghdr *nlh, struct dl *dl)
+{
+	struct dl_opts *opts = &dl->opts;
+
+	if (opts->present & DL_OPT_HANDLE) {
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, opts->bus_name);
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, opts->dev_name);
+	} else if (opts->present & DL_OPT_HANDLEP) {
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, opts->bus_name);
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, opts->dev_name);
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_INDEX,
+				 opts->port_index);
+	} else if (opts->present & DL_OPT_HANDLE_REGION) {
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, opts->bus_name);
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, opts->dev_name);
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_REGION_NAME,
+				  opts->region_name);
+	} else if (opts->present & DL_OPT_PORT_FN_RATE_NODE_NAME) {
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, opts->bus_name);
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, opts->dev_name);
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_RATE_NODE_NAME,
+				  opts->rate_node_name);
+	}
+	if (opts->present & DL_OPT_PORT_TYPE)
+		mnl_attr_put_u16(nlh, DEVLINK_ATTR_PORT_TYPE,
+				 opts->port_type);
+	if (opts->present & DL_OPT_PORT_COUNT)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_SPLIT_COUNT,
+				 opts->port_count);
+	if (opts->present & DL_OPT_SB)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_SB_INDEX,
+				 opts->sb_index);
+	if (opts->present & DL_OPT_SB_POOL)
+		mnl_attr_put_u16(nlh, DEVLINK_ATTR_SB_POOL_INDEX,
+				 opts->sb_pool_index);
+	if (opts->present & DL_OPT_SB_SIZE)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_SB_POOL_SIZE,
+				 opts->sb_pool_size);
+	if (opts->present & DL_OPT_SB_TYPE)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_SB_POOL_TYPE,
+				opts->sb_pool_type);
+	if (opts->present & DL_OPT_SB_THTYPE)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE,
+				opts->sb_pool_thtype);
+	if (opts->present & DL_OPT_SB_TH)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_SB_THRESHOLD,
+				 opts->sb_threshold);
+	if (opts->present & DL_OPT_SB_TC)
+		mnl_attr_put_u16(nlh, DEVLINK_ATTR_SB_TC_INDEX,
+				 opts->sb_tc_index);
+	if (opts->present & DL_OPT_ESWITCH_MODE)
+		mnl_attr_put_u16(nlh, DEVLINK_ATTR_ESWITCH_MODE,
+				 opts->eswitch_mode);
+	if (opts->present & DL_OPT_ESWITCH_INLINE_MODE)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_ESWITCH_INLINE_MODE,
+				opts->eswitch_inline_mode);
+	if (opts->present & DL_OPT_DPIPE_TABLE_NAME)
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_DPIPE_TABLE_NAME,
+				  opts->dpipe_table_name);
+	if (opts->present & DL_OPT_DPIPE_TABLE_COUNTERS)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED,
+				opts->dpipe_counters_enabled);
+	if (opts->present & DL_OPT_ESWITCH_ENCAP_MODE)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_ESWITCH_ENCAP_MODE,
+				opts->eswitch_encap_mode);
+	if ((opts->present & DL_OPT_RESOURCE_PATH) && opts->resource_id_valid)
+		mnl_attr_put_u64(nlh, DEVLINK_ATTR_RESOURCE_ID,
+				 opts->resource_id);
+	if (opts->present & DL_OPT_RESOURCE_SIZE)
+		mnl_attr_put_u64(nlh, DEVLINK_ATTR_RESOURCE_SIZE,
+				 opts->resource_size);
+	if (opts->present & DL_OPT_PARAM_NAME)
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_PARAM_NAME,
+				  opts->param_name);
+	if (opts->present & DL_OPT_PARAM_CMODE)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_PARAM_VALUE_CMODE,
+				opts->cmode);
+	if (opts->present & DL_OPT_REGION_SNAPSHOT_ID)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_REGION_SNAPSHOT_ID,
+				 opts->region_snapshot_id);
+	if (opts->present & DL_OPT_REGION_ADDRESS)
+		mnl_attr_put_u64(nlh, DEVLINK_ATTR_REGION_CHUNK_ADDR,
+				 opts->region_address);
+	if (opts->present & DL_OPT_REGION_LENGTH)
+		mnl_attr_put_u64(nlh, DEVLINK_ATTR_REGION_CHUNK_LEN,
+				 opts->region_length);
+	if (opts->present & DL_OPT_FLASH_FILE_NAME)
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_FLASH_UPDATE_FILE_NAME,
+				  opts->flash_file_name);
+	if (opts->present & DL_OPT_FLASH_COMPONENT)
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_FLASH_UPDATE_COMPONENT,
+				  opts->flash_component);
+	if (opts->present & DL_OPT_FLASH_OVERWRITE)
+		dl_flash_update_overwrite_put(nlh, opts);
+	if (opts->present & DL_OPT_SELFTESTS)
+		dl_selftests_put(nlh, opts);
+	if (opts->present & DL_OPT_HEALTH_REPORTER_NAME)
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_HEALTH_REPORTER_NAME,
+				  opts->reporter_name);
+	if (opts->present & DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD)
+		mnl_attr_put_u64(nlh,
+				 DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD,
+				 opts->reporter_graceful_period);
+	if (opts->present & DL_OPT_HEALTH_REPORTER_AUTO_RECOVER)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER,
+				opts->reporter_auto_recover);
+	if (opts->present & DL_OPT_HEALTH_REPORTER_AUTO_DUMP)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP,
+				opts->reporter_auto_dump);
+	if (opts->present & DL_OPT_TRAP_NAME)
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_TRAP_NAME,
+				  opts->trap_name);
+	if (opts->present & DL_OPT_TRAP_GROUP_NAME)
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_TRAP_GROUP_NAME,
+				  opts->trap_group_name);
+	if (opts->present & DL_OPT_TRAP_ACTION)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_TRAP_ACTION,
+				opts->trap_action);
+	if (opts->present & DL_OPT_NETNS)
+		mnl_attr_put_u32(nlh,
+				 opts->netns_is_pid ? DEVLINK_ATTR_NETNS_PID :
+						      DEVLINK_ATTR_NETNS_FD,
+				 opts->netns);
+	if (opts->present & DL_OPT_RELOAD_ACTION)
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_RELOAD_ACTION,
+				opts->reload_action);
+	if (opts->present & DL_OPT_RELOAD_LIMIT)
+		dl_reload_limits_put(nlh, opts);
+	if (opts->present & DL_OPT_TRAP_POLICER_ID)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_TRAP_POLICER_ID,
+				 opts->trap_policer_id);
+	if (opts->present & DL_OPT_TRAP_POLICER_RATE)
+		mnl_attr_put_u64(nlh, DEVLINK_ATTR_TRAP_POLICER_RATE,
+				 opts->trap_policer_rate);
+	if (opts->present & DL_OPT_TRAP_POLICER_BURST)
+		mnl_attr_put_u64(nlh, DEVLINK_ATTR_TRAP_POLICER_BURST,
+				 opts->trap_policer_burst);
+	if (opts->present & (DL_OPT_PORT_FUNCTION_HW_ADDR | DL_OPT_PORT_FUNCTION_STATE |
+			     DL_OPT_PORT_FN_CAPS))
+		dl_function_attr_put(nlh, opts);
+	if (opts->present & DL_OPT_PORT_FLAVOUR)
+		mnl_attr_put_u16(nlh, DEVLINK_ATTR_PORT_FLAVOUR, opts->port_flavour);
+	if (opts->present & DL_OPT_PORT_PFNUMBER)
+		mnl_attr_put_u16(nlh, DEVLINK_ATTR_PORT_PCI_PF_NUMBER, opts->port_pfnumber);
+	if (opts->present & DL_OPT_PORT_SFNUMBER)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_PCI_SF_NUMBER, opts->port_sfnumber);
+	if (opts->present & DL_OPT_PORT_CONTROLLER)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_CONTROLLER_NUMBER,
+				 opts->port_controller);
+	if (opts->present & DL_OPT_PORT_FN_RATE_TYPE)
+		mnl_attr_put_u16(nlh, DEVLINK_ATTR_RATE_TYPE,
+				 opts->rate_type);
+	if (opts->present & DL_OPT_PORT_FN_RATE_TX_SHARE)
+		mnl_attr_put_u64(nlh, DEVLINK_ATTR_RATE_TX_SHARE,
+				 opts->rate_tx_share);
+	if (opts->present & DL_OPT_PORT_FN_RATE_TX_PRIORITY)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_RATE_TX_PRIORITY,
+				 opts->rate_tx_priority);
+	if (opts->present & DL_OPT_PORT_FN_RATE_TX_WEIGHT)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_RATE_TX_WEIGHT,
+				 opts->rate_tx_weight);
+	if (opts->present & DL_OPT_PORT_FN_RATE_TX_MAX)
+		mnl_attr_put_u64(nlh, DEVLINK_ATTR_RATE_TX_MAX,
+				 opts->rate_tx_max);
+	if (opts->present & DL_OPT_PORT_FN_RATE_PARENT)
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_RATE_PARENT_NODE_NAME,
+				  opts->rate_parent_node);
+	if (opts->present & DL_OPT_LINECARD)
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_LINECARD_INDEX,
+				 opts->linecard_index);
+	if (opts->present & DL_OPT_LINECARD_TYPE)
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_LINECARD_TYPE,
+				  opts->linecard_type);
+}
+
+static bool dl_dump_filter(struct dl *dl, struct nlattr **tb)
+{
+	struct dl_opts *opts = &dl->opts;
+	struct nlattr *attr_bus_name = tb[DEVLINK_ATTR_BUS_NAME];
+	struct nlattr *attr_dev_name = tb[DEVLINK_ATTR_DEV_NAME];
+	struct nlattr *attr_port_index = tb[DEVLINK_ATTR_PORT_INDEX];
+	struct nlattr *attr_sb_index = tb[DEVLINK_ATTR_SB_INDEX];
+	struct nlattr *attr_linecard_index = tb[DEVLINK_ATTR_LINECARD_INDEX];
+
+	if (opts->present & DL_OPT_HANDLE &&
+	    attr_bus_name && attr_dev_name) {
+		const char *bus_name = mnl_attr_get_str(attr_bus_name);
+		const char *dev_name = mnl_attr_get_str(attr_dev_name);
+
+		if (strcmp(bus_name, opts->bus_name) != 0 ||
+		    strcmp(dev_name, opts->dev_name) != 0)
+			return false;
+	}
+	if (opts->present & DL_OPT_HANDLEP &&
+	    attr_bus_name && attr_dev_name && attr_port_index) {
+		const char *bus_name = mnl_attr_get_str(attr_bus_name);
+		const char *dev_name = mnl_attr_get_str(attr_dev_name);
+		uint32_t port_index = mnl_attr_get_u32(attr_port_index);
+
+		if (strcmp(bus_name, opts->bus_name) != 0 ||
+		    strcmp(dev_name, opts->dev_name) != 0 ||
+		    port_index != opts->port_index)
+			return false;
+	}
+	if (opts->present & DL_OPT_SB && attr_sb_index) {
+		uint32_t sb_index = mnl_attr_get_u32(attr_sb_index);
+
+		if (sb_index != opts->sb_index)
+			return false;
+	}
+	if (opts->present & DL_OPT_LINECARD && attr_linecard_index) {
+		uint32_t linecard_index = mnl_attr_get_u32(attr_linecard_index);
+
+		if (linecard_index != opts->linecard_index)
+			return false;
+	}
+	return true;
+}
+
+static void cmd_dev_help(void)
+{
+	pr_err("Usage: devlink dev show [ DEV ]\n");
+	pr_err("       devlink dev eswitch set DEV [ mode { legacy | switchdev } ]\n");
+	pr_err("                               [ inline-mode { none | link | network | transport } ]\n");
+	pr_err("                               [ encap-mode { none | basic } ]\n");
+	pr_err("       devlink dev eswitch show DEV\n");
+	pr_err("       devlink dev param set DEV name PARAMETER value VALUE cmode { permanent | driverinit | runtime }\n");
+	pr_err("       devlink dev param show [DEV name PARAMETER]\n");
+	pr_err("       devlink dev reload DEV [ netns { PID | NAME | ID } ]\n");
+	pr_err("                              [ action { driver_reinit | fw_activate } ] [ limit no_reset ]\n");
+	pr_err("       devlink dev info [ DEV ]\n");
+	pr_err("       devlink dev flash DEV file PATH [ component NAME ] [ overwrite SECTION ]\n");
+	pr_err("       devlink dev selftests show [DEV]\n");
+	pr_err("       devlink dev selftests run DEV [id TESTNAME ]\n");
+}
+
+static bool cmp_arr_last_handle(struct dl *dl, const char *bus_name,
+				const char *dev_name)
+{
+	if (!dl->arr_last.present)
+		return false;
+	return strcmp(dl->arr_last.bus_name, bus_name) == 0 &&
+	       strcmp(dl->arr_last.dev_name, dev_name) == 0;
+}
+
+static void arr_last_handle_set(struct dl *dl, const char *bus_name,
+				const char *dev_name)
+{
+	dl->arr_last.present = true;
+	free(dl->arr_last.dev_name);
+	free(dl->arr_last.bus_name);
+	dl->arr_last.bus_name = strdup(bus_name);
+	dl->arr_last.dev_name = strdup(dev_name);
+}
+
+static bool should_arr_last_handle_start(struct dl *dl, const char *bus_name,
+					 const char *dev_name)
+{
+	return !cmp_arr_last_handle(dl, bus_name, dev_name);
+}
+
+static bool should_arr_last_handle_end(struct dl *dl, const char *bus_name,
+				       const char *dev_name)
+{
+	return dl->arr_last.present &&
+	       !cmp_arr_last_handle(dl, bus_name, dev_name);
+}
+
+static void __pr_out_handle_start(struct dl *dl, struct nlattr **tb,
+				  bool content, bool array)
+{
+	const char *bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
+	const char *dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
+	char buf[64];
+
+	snprintf(buf, sizeof(buf), "%s/%s", bus_name, dev_name);
+
+	if (dl->json_output) {
+		if (array) {
+			if (should_arr_last_handle_end(dl, bus_name, dev_name))
+				close_json_array(PRINT_JSON, NULL);
+			if (should_arr_last_handle_start(dl, bus_name,
+							 dev_name)) {
+				open_json_array(PRINT_JSON, buf);
+				open_json_object(NULL);
+				arr_last_handle_set(dl, bus_name, dev_name);
+			} else {
+				open_json_object(NULL);
+			}
+		} else {
+			open_json_object(buf);
+		}
+	} else {
+		if (array) {
+			if (should_arr_last_handle_end(dl, bus_name, dev_name))
+				__pr_out_indent_dec();
+			if (should_arr_last_handle_start(dl, bus_name,
+							 dev_name)) {
+				pr_out("%s%s", buf, content ? ":" : "");
+				__pr_out_newline();
+				__pr_out_indent_inc();
+				arr_last_handle_set(dl, bus_name, dev_name);
+			}
+		} else {
+			pr_out("%s%s", buf, content ? ":" : "");
+		}
+	}
+}
+
+static void pr_out_handle_start_arr(struct dl *dl, struct nlattr **tb)
+{
+	__pr_out_handle_start(dl, tb, true, true);
+}
+
+static void pr_out_handle_end(struct dl *dl)
+{
+	if (dl->json_output)
+		close_json_object();
+	else
+		__pr_out_newline();
+}
+
+static void pr_out_handle(struct dl *dl, struct nlattr **tb)
+{
+	__pr_out_handle_start(dl, tb, false, false);
+	pr_out_handle_end(dl);
+}
+
+static void pr_out_selftests_handle_start(struct dl *dl, struct nlattr **tb)
+{
+	const char *bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
+	const char *dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
+	char buf[64];
+
+	snprintf(buf, sizeof(buf), "%s/%s", bus_name, dev_name);
+
+	if (dl->json_output) {
+		if (should_arr_last_handle_end(dl, bus_name, dev_name))
+			close_json_array(PRINT_JSON, NULL);
+		if (should_arr_last_handle_start(dl, bus_name,
+						 dev_name)) {
+			open_json_array(PRINT_JSON, buf);
+			arr_last_handle_set(dl, bus_name, dev_name);
+		}
+	} else {
+		if (should_arr_last_handle_end(dl, bus_name, dev_name))
+			__pr_out_indent_dec();
+		if (should_arr_last_handle_start(dl, bus_name,
+						 dev_name)) {
+			pr_out("%s%s", buf, ":");
+			__pr_out_newline();
+			__pr_out_indent_inc();
+			arr_last_handle_set(dl, bus_name, dev_name);
+		}
+	}
+}
+
+static void pr_out_selftests_handle_end(struct dl *dl)
+{
+	if (!dl->json_output)
+		__pr_out_newline();
+}
+
+static void __pr_out_nested_handle(struct dl *dl, struct nlattr *nla_nested_dl,
+				   bool is_object)
+{
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	int err;
+
+	err = mnl_attr_parse_nested(nla_nested_dl, attr_cb, tb);
+	if (err != MNL_CB_OK)
+		return;
+
+	if (!tb[DEVLINK_ATTR_BUS_NAME] ||
+	    !tb[DEVLINK_ATTR_DEV_NAME])
+		return;
+
+	if (!is_object) {
+		char buf[64];
+
+		snprintf(buf, sizeof(buf), "%s/%s",
+			 mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]),
+			 mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]));
+		print_string(PRINT_ANY, "nested_devlink", " nested_devlink %s", buf);
+		return;
+	}
+
+	__pr_out_handle_start(dl, tb, tb[DEVLINK_ATTR_NETNS_ID], false);
+	if (tb[DEVLINK_ATTR_NETNS_ID]) {
+		int32_t id = mnl_attr_get_u32(tb[DEVLINK_ATTR_NETNS_ID]);
+
+		if (id >= 0) {
+			char *name = netns_name_from_id(id);
+
+			if (name) {
+				print_string(PRINT_ANY, "netns",
+					     " netns %s", name);
+				free(name);
+			} else {
+				print_int(PRINT_ANY, "netnsid",
+					  " netnsid %d", id);
+			}
+		} else {
+			print_string(PRINT_FP, NULL, " netnsid %s", "unknown");
+			print_int(PRINT_JSON, "netnsid", NULL, id);
+		}
+	}
+	pr_out_handle_end(dl);
+}
+
+static void pr_out_nested_handle(struct nlattr *nla_nested_dl)
+{
+	__pr_out_nested_handle(NULL, nla_nested_dl, false);
+}
+
+static void pr_out_nested_handle_obj(struct dl *dl,
+				     struct nlattr *nla_nested_dl,
+				     bool obj_start, bool obj_end)
+{
+	if (obj_start) {
+		pr_out_object_start(dl, "nested_devlink");
+		check_indent_newline(dl);
+	}
+	__pr_out_nested_handle(dl, nla_nested_dl, true);
+	if (obj_end) {
+		if (!dl->json_output)
+			__pr_out_indent_dec();
+		pr_out_object_end(dl);
+	}
+}
+
+static bool cmp_arr_last_port_handle(struct dl *dl, const char *bus_name,
+				     const char *dev_name, uint32_t port_index)
+{
+	return cmp_arr_last_handle(dl, bus_name, dev_name) &&
+	       dl->arr_last.port_index == port_index;
+}
+
+static void arr_last_port_handle_set(struct dl *dl, const char *bus_name,
+				     const char *dev_name, uint32_t port_index)
+{
+	arr_last_handle_set(dl, bus_name, dev_name);
+	dl->arr_last.port_index = port_index;
+}
+
+static bool should_arr_last_port_handle_start(struct dl *dl,
+					      const char *bus_name,
+					      const char *dev_name,
+					      uint32_t port_index)
+{
+	return !cmp_arr_last_port_handle(dl, bus_name, dev_name, port_index);
+}
+
+static bool should_arr_last_port_handle_end(struct dl *dl,
+					    const char *bus_name,
+					    const char *dev_name,
+					    uint32_t port_index)
+{
+	return dl->arr_last.present &&
+	       !cmp_arr_last_port_handle(dl, bus_name, dev_name, port_index);
+}
+
+static void __pr_out_port_handle_start(struct dl *dl, const char *bus_name,
+				       const char *dev_name,
+				       uint32_t port_index, const char *ifname,
+				       bool try_nice, bool array)
+{
+	static char buf[64];
+
+	if (dl->no_nice_names || !try_nice ||
+	    ifname_map_rev_lookup(dl, bus_name, dev_name,
+				  port_index, &ifname) != 0)
+		snprintf(buf, sizeof(buf), "%s/%s/%d",
+			 bus_name, dev_name, port_index);
+	else
+		snprintf(buf, sizeof(buf), "%s", ifname);
+
+	if (dl->json_output) {
+		if (array) {
+			if (should_arr_last_port_handle_end(dl, bus_name,
+							    dev_name,
+							    port_index))
+				close_json_array(PRINT_JSON, NULL);
+			if (should_arr_last_port_handle_start(dl, bus_name,
+							      dev_name,
+							      port_index)) {
+				open_json_array(PRINT_JSON, buf);
+				open_json_object(NULL);
+				arr_last_port_handle_set(dl, bus_name, dev_name,
+							 port_index);
+			} else {
+				open_json_object(NULL);
+			}
+		} else {
+			open_json_object(buf);
+		}
+	} else {
+		if (array) {
+			if (should_arr_last_port_handle_end(dl, bus_name, dev_name, port_index))
+				__pr_out_indent_dec();
+			if (should_arr_last_port_handle_start(dl, bus_name,
+							      dev_name, port_index)) {
+				pr_out("%s:", buf);
+				__pr_out_newline();
+				__pr_out_indent_inc();
+				arr_last_port_handle_set(dl, bus_name, dev_name, port_index);
+			}
+		} else {
+			pr_out("%s:", buf);
+		}
+	}
+}
+
+static void __pr_out_port_handle_start_tb(struct dl *dl, struct nlattr **tb,
+					  bool try_nice, bool array)
+{
+	const char *ifname = NULL;
+	const char *bus_name;
+	const char *dev_name;
+	uint32_t port_index;
+
+	bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
+	dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
+	port_index = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]);
+	if (tb[DEVLINK_ATTR_PORT_NETDEV_NAME])
+		ifname = mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_NETDEV_NAME]);
+	__pr_out_port_handle_start(dl, bus_name, dev_name, port_index,
+				   ifname, try_nice, array);
+}
+
+static void pr_out_port_handle_start(struct dl *dl, struct nlattr **tb, bool try_nice)
+{
+	__pr_out_port_handle_start_tb(dl, tb, try_nice, false);
+}
+
+static void pr_out_port_handle_start_arr(struct dl *dl, struct nlattr **tb, bool try_nice)
+{
+	__pr_out_port_handle_start_tb(dl, tb, try_nice, true);
+}
+
+static void pr_out_port_handle_end(struct dl *dl)
+{
+	if (dl->json_output)
+		close_json_object();
+	else
+		__pr_out_newline();
+}
+
+static void pr_out_region_chunk_start(struct dl *dl, uint64_t addr)
+{
+	if (dl->json_output) {
+		print_uint(PRINT_JSON, "address", NULL, addr);
+		open_json_array(PRINT_JSON, "data");
+	}
+}
+
+static void pr_out_region_chunk_end(struct dl *dl)
+{
+	if (dl->json_output)
+		close_json_array(PRINT_JSON, NULL);
+}
+
+static void pr_out_region_chunk(struct dl *dl, uint8_t *data, uint32_t len,
+				uint64_t addr)
+{
+	static uint64_t align_val;
+	uint32_t i = 0;
+
+	pr_out_region_chunk_start(dl, addr);
+	while (i < len) {
+		if (!dl->json_output)
+			if (!(align_val % 16))
+				pr_out("%s%016"PRIx64" ",
+				       align_val ? "\n" : "",
+				       addr);
+
+		align_val++;
+
+		if (dl->json_output)
+			print_int(PRINT_JSON, NULL, NULL, data[i]);
+		else
+			pr_out("%02x ", data[i]);
+
+		addr++;
+		i++;
+	}
+	pr_out_region_chunk_end(dl);
+}
+
+static void pr_out_stats(struct dl *dl, struct nlattr *nla_stats)
+{
+	struct nlattr *tb[DEVLINK_ATTR_STATS_MAX + 1] = {};
+	int err;
+
+	if (!dl->stats)
+		return;
+
+	err = mnl_attr_parse_nested(nla_stats, attr_stats_cb, tb);
+	if (err != MNL_CB_OK)
+		return;
+
+	pr_out_object_start(dl, "stats");
+	pr_out_object_start(dl, "rx");
+	if (tb[DEVLINK_ATTR_STATS_RX_BYTES])
+		pr_out_u64(dl, "bytes",
+			   mnl_attr_get_u64(tb[DEVLINK_ATTR_STATS_RX_BYTES]));
+	if (tb[DEVLINK_ATTR_STATS_RX_PACKETS])
+		pr_out_u64(dl, "packets",
+			   mnl_attr_get_u64(tb[DEVLINK_ATTR_STATS_RX_PACKETS]));
+	if (tb[DEVLINK_ATTR_STATS_RX_DROPPED])
+		pr_out_u64(dl, "dropped",
+			   mnl_attr_get_u64(tb[DEVLINK_ATTR_STATS_RX_DROPPED]));
+	pr_out_object_end(dl);
+	pr_out_object_end(dl);
+}
+
+static const char *param_cmode_name(uint8_t cmode)
+{
+	switch (cmode) {
+	case DEVLINK_PARAM_CMODE_RUNTIME:
+		return PARAM_CMODE_RUNTIME_STR;
+	case DEVLINK_PARAM_CMODE_DRIVERINIT:
+		return PARAM_CMODE_DRIVERINIT_STR;
+	case DEVLINK_PARAM_CMODE_PERMANENT:
+		return PARAM_CMODE_PERMANENT_STR;
+	default: return "<unknown type>";
+	}
+}
+
+static const char *reload_action_name(uint8_t reload_action)
+{
+	switch (reload_action) {
+	case DEVLINK_RELOAD_ACTION_DRIVER_REINIT:
+		return "driver_reinit";
+	case DEVLINK_RELOAD_ACTION_FW_ACTIVATE:
+		return "fw_activate";
+	default:
+		return "<unknown reload action>";
+	}
+}
+
+static const char *reload_limit_name(uint8_t reload_limit)
+{
+	switch (reload_limit) {
+	case DEVLINK_RELOAD_LIMIT_UNSPEC:
+		return "unspecified";
+	case DEVLINK_RELOAD_LIMIT_NO_RESET:
+		return "no_reset";
+	default:
+		return "<unknown reload action>";
+	}
+}
+
+static const char *eswitch_mode_name(uint32_t mode)
+{
+	switch (mode) {
+	case DEVLINK_ESWITCH_MODE_LEGACY: return ESWITCH_MODE_LEGACY;
+	case DEVLINK_ESWITCH_MODE_SWITCHDEV: return ESWITCH_MODE_SWITCHDEV;
+	default: return "<unknown mode>";
+	}
+}
+
+static const char *eswitch_inline_mode_name(uint32_t mode)
+{
+	switch (mode) {
+	case DEVLINK_ESWITCH_INLINE_MODE_NONE:
+		return ESWITCH_INLINE_MODE_NONE;
+	case DEVLINK_ESWITCH_INLINE_MODE_LINK:
+		return ESWITCH_INLINE_MODE_LINK;
+	case DEVLINK_ESWITCH_INLINE_MODE_NETWORK:
+		return ESWITCH_INLINE_MODE_NETWORK;
+	case DEVLINK_ESWITCH_INLINE_MODE_TRANSPORT:
+		return ESWITCH_INLINE_MODE_TRANSPORT;
+	default:
+		return "<unknown mode>";
+	}
+}
+
+static const char *eswitch_encap_mode_name(uint32_t mode)
+{
+	switch (mode) {
+	case DEVLINK_ESWITCH_ENCAP_MODE_NONE:
+		return ESWITCH_ENCAP_MODE_NONE;
+	case DEVLINK_ESWITCH_ENCAP_MODE_BASIC:
+		return ESWITCH_ENCAP_MODE_BASIC;
+	default:
+		return "<unknown mode>";
+	}
+}
+
+static void pr_out_eswitch(struct dl *dl, struct nlattr **tb)
+{
+	__pr_out_handle_start(dl, tb, true, false);
+
+	if (tb[DEVLINK_ATTR_ESWITCH_MODE]) {
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "mode", "mode %s",
+			     eswitch_mode_name(mnl_attr_get_u16(
+				     tb[DEVLINK_ATTR_ESWITCH_MODE])));
+	}
+	if (tb[DEVLINK_ATTR_ESWITCH_INLINE_MODE]) {
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "inline-mode", "inline-mode %s",
+			     eswitch_inline_mode_name(mnl_attr_get_u8(
+				     tb[DEVLINK_ATTR_ESWITCH_INLINE_MODE])));
+	}
+	if (tb[DEVLINK_ATTR_ESWITCH_ENCAP_MODE]) {
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "encap-mode", "encap-mode %s",
+			     eswitch_encap_mode_name(mnl_attr_get_u8(
+				    tb[DEVLINK_ATTR_ESWITCH_ENCAP_MODE])));
+	}
+
+	pr_out_handle_end(dl);
+}
+
+static int cmd_dev_eswitch_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
+		return MNL_CB_ERROR;
+	pr_out_eswitch(dl, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_dev_eswitch_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_ESWITCH_GET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "dev");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dev_eswitch_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static int cmd_dev_eswitch_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE,
+			    DL_OPT_ESWITCH_MODE |
+			    DL_OPT_ESWITCH_INLINE_MODE |
+			    DL_OPT_ESWITCH_ENCAP_MODE);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_ESWITCH_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	if (dl->opts.present == 1) {
+		pr_err("Need to set at least one option\n");
+		return -ENOENT;
+	}
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_dev_eswitch(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_dev_help();
+		return 0;
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_dev_eswitch_set(dl);
+	} else if (dl_argv_match(dl, "show")) {
+		dl_arg_inc(dl);
+		return cmd_dev_eswitch_show(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+struct param_val_conv {
+	const char *name;
+	const char *vstr;
+	uint32_t vuint;
+};
+
+static bool param_val_conv_exists(const struct param_val_conv *param_val_conv,
+				  uint32_t len, const char *name)
+{
+	uint32_t i;
+
+	for (i = 0; i < len; i++)
+		if (!strcmp(param_val_conv[i].name, name))
+			return true;
+
+	return false;
+}
+
+static int
+param_val_conv_uint_get(const struct param_val_conv *param_val_conv,
+			uint32_t len, const char *name, const char *vstr,
+			uint32_t *vuint)
+{
+	uint32_t i;
+
+	for (i = 0; i < len; i++)
+		if (!strcmp(param_val_conv[i].name, name) &&
+		    !strcmp(param_val_conv[i].vstr, vstr)) {
+			*vuint = param_val_conv[i].vuint;
+			return 0;
+		}
+
+	return -ENOENT;
+}
+
+static int
+param_val_conv_str_get(const struct param_val_conv *param_val_conv,
+		       uint32_t len, const char *name, uint32_t vuint,
+		       const char **vstr)
+{
+	uint32_t i;
+
+	for (i = 0; i < len; i++)
+		if (!strcmp(param_val_conv[i].name, name) &&
+		    param_val_conv[i].vuint == vuint) {
+			*vstr = param_val_conv[i].vstr;
+			return 0;
+		}
+
+	return -ENOENT;
+}
+
+static const struct param_val_conv param_val_conv[] = {
+	{
+		.name = "fw_load_policy",
+		.vstr = "driver",
+		.vuint = DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_DRIVER,
+	},
+	{
+		.name = "fw_load_policy",
+		.vstr = "flash",
+		.vuint = DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_FLASH,
+	},
+	{
+		.name = "fw_load_policy",
+		.vstr = "disk",
+		.vuint = DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_DISK,
+	},
+	{
+		.name = "reset_dev_on_drv_probe",
+		.vstr = "unknown",
+		.vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_UNKNOWN,
+	},
+	{
+		.name = "fw_load_policy",
+		.vstr = "unknown",
+		.vuint = DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_UNKNOWN,
+	},
+	{
+		.name = "reset_dev_on_drv_probe",
+		.vstr = "always",
+		.vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_ALWAYS,
+	},
+	{
+		.name = "reset_dev_on_drv_probe",
+		.vstr = "never",
+		.vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_NEVER,
+	},
+	{
+		.name = "reset_dev_on_drv_probe",
+		.vstr = "disk",
+		.vuint = DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_DISK,
+	},
+};
+
+#define PARAM_VAL_CONV_LEN ARRAY_SIZE(param_val_conv)
+
+static void pr_out_param_value(struct dl *dl, const char *nla_name,
+			       int nla_type, struct nlattr *nl)
+{
+	struct nlattr *nla_value[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *val_attr;
+	const char *vstr;
+	bool conv_exists;
+	int err;
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_value);
+	if (err != MNL_CB_OK)
+		return;
+
+	if (!nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE] ||
+	    (nla_type != MNL_TYPE_FLAG &&
+	     !nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA]))
+		return;
+
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "cmode", "cmode %s",
+		     param_cmode_name(mnl_attr_get_u8(nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE])));
+
+	val_attr = nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA];
+
+	conv_exists = param_val_conv_exists(param_val_conv, PARAM_VAL_CONV_LEN,
+					    nla_name);
+
+	switch (nla_type) {
+	case MNL_TYPE_U8:
+		if (conv_exists) {
+			err = param_val_conv_str_get(param_val_conv,
+						     PARAM_VAL_CONV_LEN,
+						     nla_name,
+						     mnl_attr_get_u8(val_attr),
+						     &vstr);
+			if (err)
+				return;
+			print_string(PRINT_ANY, "value", " value %s", vstr);
+		} else {
+			print_uint(PRINT_ANY, "value", " value %u",
+				   mnl_attr_get_u8(val_attr));
+		}
+		break;
+	case MNL_TYPE_U16:
+		if (conv_exists) {
+			err = param_val_conv_str_get(param_val_conv,
+						     PARAM_VAL_CONV_LEN,
+						     nla_name,
+						     mnl_attr_get_u16(val_attr),
+						     &vstr);
+			if (err)
+				return;
+			print_string(PRINT_ANY, "value", " value %s", vstr);
+		} else {
+			print_uint(PRINT_ANY, "value", " value %u",
+				   mnl_attr_get_u16(val_attr));
+		}
+		break;
+	case MNL_TYPE_U32:
+		if (conv_exists) {
+			err = param_val_conv_str_get(param_val_conv,
+						     PARAM_VAL_CONV_LEN,
+						     nla_name,
+						     mnl_attr_get_u32(val_attr),
+						     &vstr);
+			if (err)
+				return;
+			print_string(PRINT_ANY, "value", " value %s", vstr);
+		} else {
+			print_uint(PRINT_ANY, "value", " value %u",
+				   mnl_attr_get_u32(val_attr));
+		}
+		break;
+	case MNL_TYPE_STRING:
+		print_string(PRINT_ANY, "value", " value %s",
+			     mnl_attr_get_str(val_attr));
+		break;
+	case MNL_TYPE_FLAG:
+		print_bool(PRINT_ANY, "value", " value %s", val_attr);
+		break;
+	}
+}
+
+static void pr_out_param(struct dl *dl, struct nlattr **tb, bool array,
+			 bool is_port_param)
+{
+	struct nlattr *nla_param[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *param_value_attr;
+	const char *nla_name;
+	int nla_type;
+	int err;
+
+	err = mnl_attr_parse_nested(tb[DEVLINK_ATTR_PARAM], attr_cb, nla_param);
+	if (err != MNL_CB_OK)
+		return;
+	if (!nla_param[DEVLINK_ATTR_PARAM_NAME] ||
+	    !nla_param[DEVLINK_ATTR_PARAM_TYPE] ||
+	    !nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST])
+		return;
+
+	if (array)
+		if (is_port_param)
+			pr_out_port_handle_start_arr(dl, tb, false);
+		else
+			pr_out_handle_start_arr(dl, tb);
+	else
+		if (is_port_param)
+			pr_out_port_handle_start(dl, tb, false);
+		else
+			__pr_out_handle_start(dl, tb, true, false);
+
+	nla_type = mnl_attr_get_u8(nla_param[DEVLINK_ATTR_PARAM_TYPE]);
+
+	nla_name = mnl_attr_get_str(nla_param[DEVLINK_ATTR_PARAM_NAME]);
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "name", "name %s ", nla_name);
+	if (!nla_param[DEVLINK_ATTR_PARAM_GENERIC])
+		print_string(PRINT_ANY, "type", "type %s", "driver-specific");
+	else
+		print_string(PRINT_ANY, "type", "type %s", "generic");
+
+	pr_out_array_start(dl, "values");
+	mnl_attr_for_each_nested(param_value_attr,
+				 nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST]) {
+		pr_out_entry_start(dl);
+		pr_out_param_value(dl, nla_name, nla_type, param_value_attr);
+		pr_out_entry_end(dl);
+	}
+	pr_out_array_end(dl);
+	if (is_port_param)
+		pr_out_port_handle_end(dl);
+	else
+		pr_out_handle_end(dl);
+}
+
+static int cmd_dev_param_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PARAM])
+		return MNL_CB_ERROR;
+	pr_out_param(dl, tb, true, false);
+	return MNL_CB_OK;
+}
+
+struct param_ctx {
+	struct dl *dl;
+	int nla_type;
+	bool cmode_found;
+	union {
+		uint8_t vu8;
+		uint16_t vu16;
+		uint32_t vu32;
+		const char *vstr;
+		bool vbool;
+	} value;
+};
+
+static int cmd_dev_param_set_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *nla_param[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *param_value_attr;
+	enum devlink_param_cmode cmode;
+	struct param_ctx *ctx = data;
+	struct dl *dl = ctx->dl;
+	int nla_type;
+	int err;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PARAM])
+		return MNL_CB_ERROR;
+
+	err = mnl_attr_parse_nested(tb[DEVLINK_ATTR_PARAM], attr_cb, nla_param);
+	if (err != MNL_CB_OK)
+		return MNL_CB_ERROR;
+
+	if (!nla_param[DEVLINK_ATTR_PARAM_TYPE] ||
+	    !nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST])
+		return MNL_CB_ERROR;
+
+	nla_type = mnl_attr_get_u8(nla_param[DEVLINK_ATTR_PARAM_TYPE]);
+	mnl_attr_for_each_nested(param_value_attr,
+				 nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST]) {
+		struct nlattr *nla_value[DEVLINK_ATTR_MAX + 1] = {};
+		struct nlattr *val_attr;
+
+		err = mnl_attr_parse_nested(param_value_attr,
+					    attr_cb, nla_value);
+		if (err != MNL_CB_OK)
+			return MNL_CB_ERROR;
+
+		if (!nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE] ||
+		    (nla_type != MNL_TYPE_FLAG &&
+		     !nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA]))
+			return MNL_CB_ERROR;
+
+		cmode = mnl_attr_get_u8(nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE]);
+		if (cmode == dl->opts.cmode) {
+			ctx->cmode_found = true;
+			val_attr = nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA];
+			switch (nla_type) {
+			case MNL_TYPE_U8:
+				ctx->value.vu8 = mnl_attr_get_u8(val_attr);
+				break;
+			case MNL_TYPE_U16:
+				ctx->value.vu16 = mnl_attr_get_u16(val_attr);
+				break;
+			case MNL_TYPE_U32:
+				ctx->value.vu32 = mnl_attr_get_u32(val_attr);
+				break;
+			case MNL_TYPE_STRING:
+				ctx->value.vstr = mnl_attr_get_str(val_attr);
+				break;
+			case MNL_TYPE_FLAG:
+				ctx->value.vbool = val_attr ? true : false;
+				break;
+			}
+			break;
+		}
+	}
+	ctx->nla_type = nla_type;
+	return MNL_CB_OK;
+}
+
+static int cmd_dev_param_set(struct dl *dl)
+{
+	struct param_ctx ctx = {};
+	struct nlmsghdr *nlh;
+	bool conv_exists;
+	uint32_t val_u32 = 0;
+	uint16_t val_u16;
+	uint8_t val_u8;
+	bool val_bool;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE |
+			    DL_OPT_PARAM_NAME |
+			    DL_OPT_PARAM_VALUE |
+			    DL_OPT_PARAM_CMODE, 0);
+	if (err)
+		return err;
+
+	/* Get value type */
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PARAM_GET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+	dl_opts_put(nlh, dl);
+
+	ctx.dl = dl;
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dev_param_set_cb, &ctx);
+	if (err)
+		return err;
+	if (!ctx.cmode_found) {
+		pr_err("Configuration mode not supported\n");
+		return -ENOTSUP;
+	}
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PARAM_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+	dl_opts_put(nlh, dl);
+
+	conv_exists = param_val_conv_exists(param_val_conv, PARAM_VAL_CONV_LEN,
+					    dl->opts.param_name);
+
+	mnl_attr_put_u8(nlh, DEVLINK_ATTR_PARAM_TYPE, ctx.nla_type);
+	switch (ctx.nla_type) {
+	case MNL_TYPE_U8:
+		if (conv_exists) {
+			err = param_val_conv_uint_get(param_val_conv,
+						      PARAM_VAL_CONV_LEN,
+						      dl->opts.param_name,
+						      dl->opts.param_value,
+						      &val_u32);
+			val_u8 = val_u32;
+		} else {
+			err = get_u8(&val_u8, dl->opts.param_value, 10);
+		}
+		if (err)
+			goto err_param_value_parse;
+		if (val_u8 == ctx.value.vu8)
+			return 0;
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, val_u8);
+		break;
+	case MNL_TYPE_U16:
+		if (conv_exists) {
+			err = param_val_conv_uint_get(param_val_conv,
+						      PARAM_VAL_CONV_LEN,
+						      dl->opts.param_name,
+						      dl->opts.param_value,
+						      &val_u32);
+			val_u16 = val_u32;
+		} else {
+			err = get_u16(&val_u16, dl->opts.param_value, 10);
+		}
+		if (err)
+			goto err_param_value_parse;
+		if (val_u16 == ctx.value.vu16)
+			return 0;
+		mnl_attr_put_u16(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, val_u16);
+		break;
+	case MNL_TYPE_U32:
+		if (conv_exists)
+			err = param_val_conv_uint_get(param_val_conv,
+						      PARAM_VAL_CONV_LEN,
+						      dl->opts.param_name,
+						      dl->opts.param_value,
+						      &val_u32);
+		else
+			err = get_u32(&val_u32, dl->opts.param_value, 10);
+		if (err)
+			goto err_param_value_parse;
+		if (val_u32 == ctx.value.vu32)
+			return 0;
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, val_u32);
+		break;
+	case MNL_TYPE_FLAG:
+		err = strtobool(dl->opts.param_value, &val_bool);
+		if (err)
+			goto err_param_value_parse;
+		if (val_bool == ctx.value.vbool)
+			return 0;
+		if (val_bool)
+			mnl_attr_put(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA,
+				     0, NULL);
+		break;
+	case MNL_TYPE_STRING:
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA,
+				  dl->opts.param_value);
+		if (!strcmp(dl->opts.param_value, ctx.value.vstr))
+			return 0;
+		break;
+	default:
+		printf("Value type not supported\n");
+		return -ENOTSUP;
+	}
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+
+err_param_value_parse:
+	pr_err("Value \"%s\" is not a number or not within range\n",
+	       dl->opts.param_value);
+	return err;
+}
+
+static int cmd_port_param_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_PARAM])
+		return MNL_CB_ERROR;
+
+	pr_out_param(dl, tb, true, true);
+	return MNL_CB_OK;
+}
+
+static int cmd_dev_param_show(struct dl *dl)
+{
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags, DEVLINK_CMD_PARAM_GET,
+					  DL_OPT_HANDLE | DL_OPT_PARAM_NAME, 0,
+					  DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PARAM_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "param");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dev_param_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static int cmd_dev_param(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_dev_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_dev_param_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_dev_param_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void pr_out_action_stats(struct dl *dl, struct nlattr *action_stats)
+{
+	struct nlattr *tb_stats_entry[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *nla_reload_stats_entry, *nla_limit, *nla_value;
+	enum devlink_reload_limit limit;
+	uint32_t value;
+	int err;
+
+	mnl_attr_for_each_nested(nla_reload_stats_entry, action_stats) {
+		err = mnl_attr_parse_nested(nla_reload_stats_entry, attr_cb,
+					    tb_stats_entry);
+		if (err != MNL_CB_OK)
+			return;
+
+		nla_limit = tb_stats_entry[DEVLINK_ATTR_RELOAD_STATS_LIMIT];
+		nla_value = tb_stats_entry[DEVLINK_ATTR_RELOAD_STATS_VALUE];
+		if (!nla_limit || !nla_value)
+			return;
+
+		check_indent_newline(dl);
+		limit = mnl_attr_get_u8(nla_limit);
+		value = mnl_attr_get_u32(nla_value);
+		print_uint_name_value(reload_limit_name(limit), value);
+	}
+}
+
+static void pr_out_reload_stats(struct dl *dl, struct nlattr *reload_stats)
+{
+	struct nlattr *nla_action_info, *nla_action, *nla_action_stats;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	enum devlink_reload_action action;
+	int err;
+
+	mnl_attr_for_each_nested(nla_action_info, reload_stats) {
+		err = mnl_attr_parse_nested(nla_action_info, attr_cb, tb);
+		if (err != MNL_CB_OK)
+			return;
+		nla_action = tb[DEVLINK_ATTR_RELOAD_ACTION];
+		nla_action_stats = tb[DEVLINK_ATTR_RELOAD_ACTION_STATS];
+		if (!nla_action || !nla_action_stats)
+			return;
+
+		action = mnl_attr_get_u8(nla_action);
+		pr_out_object_start(dl, reload_action_name(action));
+		pr_out_action_stats(dl, nla_action_stats);
+		pr_out_object_end(dl);
+	}
+}
+
+static void pr_out_reload_data(struct dl *dl, struct nlattr **tb)
+{
+	struct nlattr *nla_reload_stats, *nla_remote_reload_stats;
+	struct nlattr *tb_stats[DEVLINK_ATTR_MAX + 1] = {};
+	uint8_t reload_failed = 0;
+	int err;
+
+	if (tb[DEVLINK_ATTR_RELOAD_FAILED])
+		reload_failed = mnl_attr_get_u8(tb[DEVLINK_ATTR_RELOAD_FAILED]);
+
+	if (reload_failed) {
+		check_indent_newline(dl);
+		print_bool(PRINT_ANY, "reload_failed", "reload_failed %s", true);
+	}
+	if (!tb[DEVLINK_ATTR_DEV_STATS] || !dl->stats)
+		return;
+	err = mnl_attr_parse_nested(tb[DEVLINK_ATTR_DEV_STATS], attr_cb,
+				    tb_stats);
+	if (err != MNL_CB_OK)
+		return;
+
+	pr_out_object_start(dl, "stats");
+
+	nla_reload_stats = tb_stats[DEVLINK_ATTR_RELOAD_STATS];
+	if (nla_reload_stats) {
+		pr_out_object_start(dl, "reload");
+		pr_out_reload_stats(dl, nla_reload_stats);
+		pr_out_object_end(dl);
+	}
+	nla_remote_reload_stats = tb_stats[DEVLINK_ATTR_REMOTE_RELOAD_STATS];
+	if (nla_remote_reload_stats) {
+		pr_out_object_start(dl, "remote_reload");
+		pr_out_reload_stats(dl, nla_remote_reload_stats);
+		pr_out_object_end(dl);
+	}
+
+	pr_out_object_end(dl);
+}
+
+static void pr_out_dev_nested(struct dl *dl, const struct nlmsghdr *nlh)
+{
+	int i = 0, count = 0;
+	struct nlattr *attr;
+
+	mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
+		if (mnl_attr_get_type(attr) == DEVLINK_ATTR_NESTED_DEVLINK)
+			count++;
+	}
+	if (!count)
+		return;
+
+	mnl_attr_for_each(attr, nlh, sizeof(struct genlmsghdr)) {
+		if (mnl_attr_get_type(attr) != DEVLINK_ATTR_NESTED_DEVLINK)
+			continue;
+		pr_out_nested_handle_obj(dl, attr, i == 0, i == count - 1);
+		i++;
+	}
+}
+
+static void pr_out_dev(struct dl *dl, const struct nlmsghdr *nlh,
+		       struct nlattr **tb)
+{
+	if ((tb[DEVLINK_ATTR_RELOAD_FAILED] && mnl_attr_get_u8(tb[DEVLINK_ATTR_RELOAD_FAILED])) ||
+	    (tb[DEVLINK_ATTR_DEV_STATS] && dl->stats) ||
+	     tb[DEVLINK_ATTR_NESTED_DEVLINK]) {
+		__pr_out_handle_start(dl, tb, true, false);
+		pr_out_reload_data(dl, tb);
+		pr_out_dev_nested(dl, nlh);
+		pr_out_handle_end(dl);
+	} else {
+		pr_out_handle(dl, tb);
+	}
+}
+
+static int cmd_dev_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
+		return MNL_CB_ERROR;
+
+	pr_out_dev(dl, nlh, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_dev_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	if (dl_no_arg(dl)) {
+		flags |= NLM_F_DUMP;
+	}
+	else {
+		err = dl_argv_parse(dl, DL_OPT_HANDLE, 0);
+		if (err)
+			return err;
+	}
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "dev");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dev_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static void pr_out_reload_actions_performed(struct dl *dl, struct nlattr **tb)
+{
+	struct nlattr *nla_actions_performed;
+	struct nla_bitfield32 *actions;
+	uint32_t actions_performed;
+	uint16_t len;
+	int action;
+
+	if (!tb[DEVLINK_ATTR_RELOAD_ACTIONS_PERFORMED])
+		return;
+
+	nla_actions_performed = tb[DEVLINK_ATTR_RELOAD_ACTIONS_PERFORMED];
+	len = mnl_attr_get_payload_len(nla_actions_performed);
+	if (len != sizeof(*actions))
+		return;
+	actions = mnl_attr_get_payload(nla_actions_performed);
+	if (!actions)
+		return;
+	g_new_line_count = 1; /* Avoid extra new line in non-json print */
+	pr_out_array_start(dl, "reload_actions_performed");
+	actions_performed = actions->value & actions->selector;
+	for (action = 0; action <= DEVLINK_RELOAD_ACTION_MAX; action++) {
+		if (BIT(action) & actions_performed) {
+			check_indent_newline(dl);
+			print_string(PRINT_ANY, NULL, "%s",
+				     reload_action_name(action));
+		}
+	}
+	pr_out_array_end(dl);
+	if (!dl->json_output)
+		__pr_out_newline();
+}
+
+static int cmd_dev_reload_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_RELOAD_ACTIONS_PERFORMED])
+		return MNL_CB_ERROR;
+
+	pr_out_section_start(dl, "reload");
+	pr_out_reload_actions_performed(dl, tb);
+	pr_out_section_end(dl);
+
+	return MNL_CB_OK;
+}
+
+static int cmd_dev_reload(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_dev_help();
+		return 0;
+	}
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE,
+			    DL_OPT_NETNS | DL_OPT_RELOAD_ACTION |
+			    DL_OPT_RELOAD_LIMIT);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RELOAD,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dev_reload_cb, dl);
+}
+
+static void pr_out_versions_single(struct dl *dl, const struct nlmsghdr *nlh,
+				   const char *name, int type)
+{
+	struct nlattr *version;
+
+	mnl_attr_for_each(version, nlh, sizeof(struct genlmsghdr)) {
+		struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+		const char *ver_value;
+		const char *ver_name;
+		int err;
+
+		if (mnl_attr_get_type(version) != type)
+			continue;
+
+		err = mnl_attr_parse_nested(version, attr_cb, tb);
+		if (err != MNL_CB_OK)
+			continue;
+
+		if (!tb[DEVLINK_ATTR_INFO_VERSION_NAME] ||
+		    !tb[DEVLINK_ATTR_INFO_VERSION_VALUE])
+			continue;
+
+		if (name) {
+			pr_out_object_start(dl, name);
+			name = NULL;
+		}
+
+		ver_name = mnl_attr_get_str(tb[DEVLINK_ATTR_INFO_VERSION_NAME]);
+		ver_value = mnl_attr_get_str(tb[DEVLINK_ATTR_INFO_VERSION_VALUE]);
+
+		check_indent_newline(dl);
+		print_string_name_value(ver_name, ver_value);
+		if (!dl->json_output)
+			__pr_out_newline();
+	}
+
+	if (!name)
+		pr_out_object_end(dl);
+}
+
+static void pr_out_info(struct dl *dl, const struct nlmsghdr *nlh,
+			struct nlattr **tb, bool has_versions)
+{
+	__pr_out_handle_start(dl, tb, true, false);
+
+	__pr_out_indent_inc();
+	if (tb[DEVLINK_ATTR_INFO_DRIVER_NAME]) {
+		struct nlattr *nla_drv = tb[DEVLINK_ATTR_INFO_DRIVER_NAME];
+
+		if (!dl->json_output)
+			__pr_out_newline();
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "driver", "driver %s",
+			     mnl_attr_get_str(nla_drv));
+	}
+
+	if (tb[DEVLINK_ATTR_INFO_SERIAL_NUMBER]) {
+		struct nlattr *nla_sn = tb[DEVLINK_ATTR_INFO_SERIAL_NUMBER];
+
+		if (!dl->json_output)
+			__pr_out_newline();
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "serial_number", "serial_number %s",
+			     mnl_attr_get_str(nla_sn));
+	}
+
+	if (tb[DEVLINK_ATTR_INFO_BOARD_SERIAL_NUMBER]) {
+		struct nlattr *nla_bsn = tb[DEVLINK_ATTR_INFO_BOARD_SERIAL_NUMBER];
+
+		if (!dl->json_output)
+			__pr_out_newline();
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "board.serial_number", "board.serial_number %s",
+			     mnl_attr_get_str(nla_bsn));
+	}
+	__pr_out_indent_dec();
+
+	if (has_versions) {
+		pr_out_object_start(dl, "versions");
+
+		pr_out_versions_single(dl, nlh, "fixed",
+				       DEVLINK_ATTR_INFO_VERSION_FIXED);
+		pr_out_versions_single(dl, nlh, "running",
+				       DEVLINK_ATTR_INFO_VERSION_RUNNING);
+		pr_out_versions_single(dl, nlh, "stored",
+				       DEVLINK_ATTR_INFO_VERSION_STORED);
+
+		pr_out_object_end(dl);
+	}
+
+	pr_out_handle_end(dl);
+}
+
+static int cmd_versions_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	bool has_versions, has_info;
+	struct dl *dl = data;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
+		return MNL_CB_ERROR;
+
+	has_versions = tb[DEVLINK_ATTR_INFO_VERSION_FIXED] ||
+		tb[DEVLINK_ATTR_INFO_VERSION_RUNNING] ||
+		tb[DEVLINK_ATTR_INFO_VERSION_STORED];
+	has_info = tb[DEVLINK_ATTR_INFO_DRIVER_NAME] ||
+		tb[DEVLINK_ATTR_INFO_SERIAL_NUMBER] ||
+		tb[DEVLINK_ATTR_INFO_BOARD_SERIAL_NUMBER] ||
+		has_versions;
+
+	if (has_info)
+		pr_out_info(dl, nlh, tb, has_versions);
+
+	return MNL_CB_OK;
+}
+
+static int cmd_dev_info(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	if (dl_argv_match(dl, "help")) {
+		cmd_dev_help();
+		return 0;
+	}
+
+	if (dl_no_arg(dl)) {
+		flags |= NLM_F_DUMP;
+	}
+	else {
+		err = dl_argv_parse(dl, DL_OPT_HANDLE, 0);
+		if (err)
+			return err;
+	}
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_INFO_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "info");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_versions_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+struct cmd_dev_flash_status_ctx {
+	struct dl *dl;
+	struct timespec time_of_last_status;
+	uint64_t status_msg_timeout;
+	size_t elapsed_time_msg_len;
+	char *last_msg;
+	char *last_component;
+	uint8_t not_first:1,
+		last_pc:1,
+		received_end:1,
+		flash_done:1;
+};
+
+static int nullstrcmp(const char *str1, const char *str2)
+{
+	if (str1 && str2)
+		return strcmp(str1, str2);
+	if (!str1 && !str2)
+		return 0;
+	return str1 ? 1 : -1;
+}
+
+static void cmd_dev_flash_clear_elapsed_time(struct cmd_dev_flash_status_ctx *ctx)
+{
+	int i;
+
+	for (i = 0; i < ctx->elapsed_time_msg_len; i++)
+		pr_out_tty("\b \b");
+
+	ctx->elapsed_time_msg_len = 0;
+}
+
+static int cmd_dev_flash_status_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct cmd_dev_flash_status_ctx *ctx = data;
+	struct dl_opts *opts = &ctx->dl->opts;
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	const char *component = NULL;
+	uint64_t done = 0, total = 0;
+	const char *msg = NULL;
+	const char *bus_name;
+	const char *dev_name;
+
+	cmd_dev_flash_clear_elapsed_time(ctx);
+
+	if (genl->cmd != DEVLINK_CMD_FLASH_UPDATE_STATUS &&
+	    genl->cmd != DEVLINK_CMD_FLASH_UPDATE_END)
+		return MNL_CB_STOP;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
+		return MNL_CB_STOP;
+	bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
+	dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
+	if (strcmp(bus_name, opts->bus_name) ||
+	    strcmp(dev_name, opts->dev_name))
+		return MNL_CB_STOP;
+
+	if (genl->cmd == DEVLINK_CMD_FLASH_UPDATE_END) {
+		pr_out("\n");
+		free(ctx->last_msg);
+		free(ctx->last_component);
+		ctx->received_end = 1;
+		return MNL_CB_STOP;
+	}
+
+	if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG])
+		msg = mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG]);
+	if (tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT])
+		component = mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT]);
+	if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE])
+		done = mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE]);
+	if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL])
+		total = mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL]);
+	if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TIMEOUT])
+		ctx->status_msg_timeout = mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TIMEOUT]);
+	else
+		ctx->status_msg_timeout = 0;
+
+	if (!nullstrcmp(msg, ctx->last_msg) &&
+	    !nullstrcmp(component, ctx->last_component) &&
+	    ctx->last_pc && ctx->not_first) {
+		pr_out_tty("\b\b\b\b\b"); /* clean percentage */
+	} else {
+		/* only update the last status timestamp if the message changed */
+		clock_gettime(CLOCK_MONOTONIC, &ctx->time_of_last_status);
+
+		if (ctx->not_first)
+			pr_out("\n");
+		if (component) {
+			pr_out("[%s] ", component);
+			free(ctx->last_component);
+			ctx->last_component = strdup(component);
+		}
+		if (msg) {
+			pr_out("%s", msg);
+			free(ctx->last_msg);
+			ctx->last_msg = strdup(msg);
+		}
+	}
+	if (total) {
+		pr_out_tty(" %3"PRIu64"%%", (done * 100) / total);
+		ctx->last_pc = 1;
+	} else {
+		ctx->last_pc = 0;
+	}
+	fflush(stdout);
+	ctx->not_first = 1;
+
+	return MNL_CB_STOP;
+}
+
+static void cmd_dev_flash_time_elapsed(struct cmd_dev_flash_status_ctx *ctx)
+{
+	struct timespec now, res;
+
+	clock_gettime(CLOCK_MONOTONIC, &now);
+
+	res.tv_sec = now.tv_sec - ctx->time_of_last_status.tv_sec;
+	res.tv_nsec = now.tv_nsec - ctx->time_of_last_status.tv_nsec;
+	if (res.tv_nsec < 0) {
+		res.tv_sec--;
+		res.tv_nsec += 1000000000L;
+	}
+
+	/* Only begin displaying an elapsed time message if we've waited a few
+	 * seconds with no response, or the status message included a timeout
+	 * value.
+	 */
+	if (res.tv_sec > 2 || ctx->status_msg_timeout) {
+		uint64_t elapsed_m, elapsed_s;
+		char msg[128];
+		size_t len;
+
+		/* clear the last elapsed time message, if we have one */
+		cmd_dev_flash_clear_elapsed_time(ctx);
+
+		elapsed_m = res.tv_sec / 60;
+		elapsed_s = res.tv_sec % 60;
+
+		/**
+		 * If we've elapsed a few seconds without receiving any status
+		 * notification from the device, we display a time elapsed
+		 * message. This has a few possible formats:
+		 *
+		 * 1) just time elapsed, when no timeout was provided
+		 *    " ( Xm Ys )"
+		 * 2) time elapsed out of a timeout that came from the device
+		 *    driver via DEVLINK_CMD_FLASH_UPDATE_STATUS_TIMEOUT
+		 *    " ( Xm Ys : Am Ys)"
+		 * 3) time elapsed if we still receive no status after
+		 *    reaching the provided timeout.
+		 *    " ( Xm Ys : timeout reached )"
+		 */
+		if (!ctx->status_msg_timeout) {
+			len = snprintf(msg, sizeof(msg),
+				       " ( %"PRIu64"m %"PRIu64"s )", elapsed_m, elapsed_s);
+		} else if (res.tv_sec <= ctx->status_msg_timeout) {
+			uint64_t timeout_m, timeout_s;
+
+			timeout_m = ctx->status_msg_timeout / 60;
+			timeout_s = ctx->status_msg_timeout % 60;
+
+			len = snprintf(msg, sizeof(msg),
+				       " ( %"PRIu64"m %"PRIu64"s : %"PRIu64"m %"PRIu64"s )",
+				       elapsed_m, elapsed_s, timeout_m, timeout_s);
+		} else {
+			len = snprintf(msg, sizeof(msg),
+				       " ( %"PRIu64"m %"PRIu64"s : timeout reached )", elapsed_m, elapsed_s);
+		}
+
+		ctx->elapsed_time_msg_len = len;
+
+		pr_out_tty("%s", msg);
+		fflush(stdout);
+	}
+}
+
+static int cmd_dev_flash_fds_process(struct cmd_dev_flash_status_ctx *ctx,
+				     struct mnlu_gen_socket *nlg_ntf,
+				     int pipe_r)
+{
+	int nlfd = mnlg_socket_get_fd(nlg_ntf);
+	struct timeval timeout;
+	fd_set fds[3];
+	int fdmax;
+	int i;
+	int err;
+	int err2;
+
+	for (i = 0; i < 3; i++)
+		FD_ZERO(&fds[i]);
+	FD_SET(pipe_r, &fds[0]);
+	fdmax = pipe_r + 1;
+	FD_SET(nlfd, &fds[0]);
+	if (nlfd >= fdmax)
+		fdmax = nlfd + 1;
+
+	/* select only for a short while (1/10th of a second) in order to
+	 * allow periodically updating the screen with an elapsed time
+	 * indicator.
+	 */
+	timeout.tv_sec = 0;
+	timeout.tv_usec = 100000;
+
+	while (select(fdmax, &fds[0], &fds[1], &fds[2], &timeout) < 0) {
+		if (errno == EINTR)
+			continue;
+		pr_err("select() failed\n");
+		return -errno;
+	}
+	if (FD_ISSET(nlfd, &fds[0])) {
+		err = mnlu_gen_socket_recv_run(nlg_ntf,
+					       cmd_dev_flash_status_cb, ctx);
+		if (err)
+			return err;
+	}
+	if (FD_ISSET(pipe_r, &fds[0])) {
+		err = read(pipe_r, &err2, sizeof(err2));
+		if (err == -1) {
+			pr_err("Failed to read pipe\n");
+			return -errno;
+		}
+		if (err2)
+			return err2;
+		ctx->flash_done = 1;
+	}
+	cmd_dev_flash_time_elapsed(ctx);
+	return 0;
+}
+
+
+static int cmd_dev_flash(struct dl *dl)
+{
+	struct cmd_dev_flash_status_ctx ctx = {.dl = dl,};
+	struct mnlu_gen_socket nlg_ntf;
+	struct nlmsghdr *nlh;
+	int pipe_r, pipe_w;
+	int pipe_fds[2];
+	pid_t pid;
+	int err;
+
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_dev_help();
+		return 0;
+	}
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_FLASH_FILE_NAME,
+			    DL_OPT_FLASH_COMPONENT | DL_OPT_FLASH_OVERWRITE);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_FLASH_UPDATE,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	err = mnlu_gen_socket_open(&nlg_ntf, DEVLINK_GENL_NAME,
+				   DEVLINK_GENL_VERSION);
+	if (err)
+		return err;
+
+	err = _mnlg_socket_group_add(&nlg_ntf, DEVLINK_GENL_MCGRP_CONFIG_NAME);
+	if (err)
+		goto err_socket;
+
+	err = pipe(pipe_fds);
+	if (err == -1) {
+		err = -errno;
+		goto err_socket;
+	}
+	pipe_r = pipe_fds[0];
+	pipe_w = pipe_fds[1];
+
+	pid = fork();
+	if (pid == -1) {
+		close(pipe_w);
+		err = -errno;
+		goto out;
+	} else if (!pid) {
+		/* In child, just execute the flash and pass returned
+		 * value through pipe once it is done.
+		 */
+		int cc;
+
+		close(pipe_r);
+		err = _mnlg_socket_send(&dl->nlg, nlh);
+		cc = write(pipe_w, &err, sizeof(err));
+		close(pipe_w);
+		exit(cc != sizeof(err));
+	}
+	close(pipe_w);
+
+	/* initialize starting time to allow comparison for when to begin
+	 * displaying a time elapsed message.
+	 */
+	clock_gettime(CLOCK_MONOTONIC, &ctx.time_of_last_status);
+
+	do {
+		err = cmd_dev_flash_fds_process(&ctx, &nlg_ntf, pipe_r);
+		if (err)
+			goto out;
+	} while (!ctx.flash_done || (ctx.not_first && !ctx.received_end));
+
+	err = mnlu_gen_socket_recv_run(&dl->nlg, NULL, NULL);
+
+out:
+	close(pipe_r);
+err_socket:
+	mnlu_gen_socket_close(&nlg_ntf);
+	return err;
+}
+
+static const char *devlink_get_selftest_name(int id)
+{
+	switch (id) {
+	case DEVLINK_ATTR_SELFTEST_ID_FLASH:
+		return "flash";
+	default:
+		return "unknown";
+	}
+}
+
+static const enum mnl_attr_data_type
+devlink_selftest_id_policy[DEVLINK_ATTR_SELFTEST_ID_MAX + 1] = {
+	[DEVLINK_ATTR_SELFTEST_ID_FLASH] = MNL_TYPE_FLAG,
+};
+
+static int selftests_attr_cb(const struct nlattr *attr, void *data)
+{
+	const struct nlattr **tb = data;
+	int type;
+
+	if (mnl_attr_type_valid(attr, DEVLINK_ATTR_SELFTEST_ID_MAX) < 0)
+		return MNL_CB_OK;
+
+	type = mnl_attr_get_type(attr);
+	if (mnl_attr_validate(attr, devlink_selftest_id_policy[type]) < 0)
+		return MNL_CB_ERROR;
+
+	tb[type] = attr;
+	return MNL_CB_OK;
+}
+
+static int cmd_dev_selftests_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *selftests[DEVLINK_ATTR_SELFTEST_ID_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+	int avail = 0;
+	int err;
+	int i;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_SELFTESTS])
+		return MNL_CB_ERROR;
+
+	err = mnl_attr_parse_nested(tb[DEVLINK_ATTR_SELFTESTS],
+				    selftests_attr_cb, selftests);
+	if (err != MNL_CB_OK)
+		return MNL_CB_ERROR;
+
+	for (i = DEVLINK_ATTR_SELFTEST_ID_UNSPEC + 1;
+	     i <= DEVLINK_ATTR_SELFTEST_ID_MAX; i++) {
+		if (!(selftests[i]))
+			continue;
+
+		if (!avail) {
+			pr_out_selftests_handle_start(dl, tb);
+			avail = 1;
+		}
+
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, NULL, "%s", devlink_get_selftest_name(i));
+	}
+
+	if (avail) {
+		pr_out_selftests_handle_end(dl);
+	}
+
+	return MNL_CB_OK;
+}
+
+static const char *devlink_selftest_status_to_str(uint8_t status)
+{
+	switch (status) {
+	case DEVLINK_SELFTEST_STATUS_SKIP:
+		return "skipped";
+	case DEVLINK_SELFTEST_STATUS_PASS:
+		return "passed";
+	case DEVLINK_SELFTEST_STATUS_FAIL:
+		return "failed";
+	default:
+		return "unknown";
+	}
+}
+
+static const enum mnl_attr_data_type
+devlink_selftests_result_policy[DEVLINK_ATTR_SELFTEST_RESULT_MAX + 1] = {
+	[DEVLINK_ATTR_SELFTEST_RESULT] = MNL_TYPE_NESTED,
+	[DEVLINK_ATTR_SELFTEST_RESULT_ID] = MNL_TYPE_U32,
+	[DEVLINK_ATTR_SELFTEST_RESULT_STATUS] = MNL_TYPE_U8,
+};
+
+static int selftests_result_attr_cb(const struct nlattr *attr, void *data)
+{
+	const struct nlattr **tb = data;
+	int type;
+
+	if (mnl_attr_type_valid(attr, DEVLINK_ATTR_SELFTEST_RESULT_MAX) < 0)
+		return MNL_CB_OK;
+
+	type = mnl_attr_get_type(attr);
+	if (mnl_attr_validate(attr, devlink_selftests_result_policy[type]) < 0)
+		return MNL_CB_ERROR;
+
+	tb[type] = attr;
+	return MNL_CB_OK;
+}
+
+static int cmd_dev_selftests_run_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *selftest;
+	struct dl *dl = data;
+	int avail = 0;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_SELFTESTS])
+		return MNL_CB_ERROR;
+
+	mnl_attr_for_each_nested(selftest, tb[DEVLINK_ATTR_SELFTESTS]) {
+		struct nlattr *result[DEVLINK_ATTR_SELFTEST_RESULT_MAX + 1] = {};
+		uint8_t status;
+		int err;
+		int id;
+
+		err = mnl_attr_parse_nested(selftest,
+					    selftests_result_attr_cb, result);
+		if (err != MNL_CB_OK)
+			return MNL_CB_ERROR;
+
+		if (!result[DEVLINK_ATTR_SELFTEST_RESULT_ID] ||
+		    !result[DEVLINK_ATTR_SELFTEST_RESULT_STATUS])
+			return MNL_CB_ERROR;
+
+		if (!avail) {
+			pr_out_section_start(dl, "selftests");
+			__pr_out_handle_start(dl, tb, true, false);
+			__pr_out_indent_inc();
+			avail = 1;
+			if (!dl->json_output)
+				__pr_out_newline();
+		}
+
+		id = mnl_attr_get_u32(result[DEVLINK_ATTR_SELFTEST_RESULT_ID]);
+		status = mnl_attr_get_u8(result[DEVLINK_ATTR_SELFTEST_RESULT_STATUS]);
+
+		pr_out_object_start(dl, devlink_get_selftest_name(id));
+		check_indent_newline(dl);
+		print_string_name_value("status",
+					devlink_selftest_status_to_str(status));
+		pr_out_object_end(dl);
+		if (!dl->json_output)
+			__pr_out_newline();
+	}
+
+	if (avail) {
+		__pr_out_indent_dec();
+		pr_out_handle_end(dl);
+		pr_out_section_end(dl);
+	}
+
+	return MNL_CB_OK;
+}
+
+static int cmd_dev_selftests_run(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE, DL_OPT_SELFTESTS);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SELFTESTS_RUN, flags);
+
+	dl_opts_put(nlh, dl);
+
+	if (!(dl->opts.present & DL_OPT_SELFTESTS))
+		dl_selftests_put(nlh, &dl->opts);
+
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dev_selftests_run_cb, dl);
+	return err;
+}
+
+static int cmd_dev_selftests_show(struct dl *dl)
+{
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	struct nlmsghdr *nlh;
+	int err;
+
+	if (dl_argc(dl) == 0) {
+		flags |= NLM_F_DUMP;
+	} else {
+		err = dl_argv_parse(dl, DL_OPT_HANDLE, 0);
+		if (err)
+			return err;
+	}
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SELFTESTS_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "selftests");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dev_selftests_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static int cmd_dev_selftests(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_dev_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_dev_selftests_show(dl);
+	} else if (dl_argv_match(dl, "run")) {
+		dl_arg_inc(dl);
+		return cmd_dev_selftests_run(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_dev(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_dev_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_dev_show(dl);
+	} else if (dl_argv_match(dl, "eswitch")) {
+		dl_arg_inc(dl);
+		return cmd_dev_eswitch(dl);
+	} else if (dl_argv_match(dl, "reload")) {
+		dl_arg_inc(dl);
+		return cmd_dev_reload(dl);
+	} else if (dl_argv_match(dl, "param")) {
+		dl_arg_inc(dl);
+		return cmd_dev_param(dl);
+	} else if (dl_argv_match(dl, "info")) {
+		dl_arg_inc(dl);
+		return cmd_dev_info(dl);
+	} else if (dl_argv_match(dl, "flash")) {
+		dl_arg_inc(dl);
+		return cmd_dev_flash(dl);
+	} else if (dl_argv_match(dl, "selftests")) {
+		dl_arg_inc(dl);
+		return cmd_dev_selftests(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void cmd_port_help(void)
+{
+	pr_err("Usage: devlink port show [ DEV/PORT_INDEX ]\n");
+	pr_err("       devlink port set DEV/PORT_INDEX [ type { eth | ib | auto} ]\n");
+	pr_err("       devlink port split DEV/PORT_INDEX count COUNT\n");
+	pr_err("       devlink port unsplit DEV/PORT_INDEX\n");
+	pr_err("       devlink port function set DEV/PORT_INDEX [ hw_addr ADDR ] [ state { active | inactive } ]\n");
+	pr_err("                      [ roce { enable | disable } ] [ migratable { enable | disable } ]\n");
+	pr_err("                      [ ipsec_crypto { enable | disable } ] [ ipsec_packet { enable | disable } ]\n");
+	pr_err("       devlink port function rate { help | show | add | del | set }\n");
+	pr_err("       devlink port param set DEV/PORT_INDEX name PARAMETER value VALUE cmode { permanent | driverinit | runtime }\n");
+	pr_err("       devlink port param show [DEV/PORT_INDEX name PARAMETER]\n");
+	pr_err("       devlink port health show [ DEV/PORT_INDEX reporter REPORTER_NAME ]\n");
+	pr_err("       devlink port add DEV/PORT_INDEX flavour FLAVOUR pfnum PFNUM\n"
+	       "                      [ sfnum SFNUM ][ controller CNUM ]\n");
+	pr_err("       devlink port del DEV/PORT_INDEX\n");
+}
+
+static const char *port_type_name(uint32_t type)
+{
+	switch (type) {
+	case DEVLINK_PORT_TYPE_NOTSET: return "notset";
+	case DEVLINK_PORT_TYPE_AUTO: return "auto";
+	case DEVLINK_PORT_TYPE_ETH: return "eth";
+	case DEVLINK_PORT_TYPE_IB: return "ib";
+	default: return "<unknown type>";
+	}
+}
+
+static const char *port_flavour_name(uint16_t flavour)
+{
+	const char *str;
+
+	str = str_map_lookup_u16(port_flavour_map, flavour);
+	return str ? str : "<unknown flavour>";
+}
+
+static void pr_out_port_pfvfsf_num(struct dl *dl, struct nlattr **tb)
+{
+	uint16_t fn_num;
+
+	if (tb[DEVLINK_ATTR_PORT_CONTROLLER_NUMBER])
+		print_uint(PRINT_ANY, "controller", " controller %u",
+			   mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_CONTROLLER_NUMBER]));
+	if (tb[DEVLINK_ATTR_PORT_PCI_PF_NUMBER]) {
+		fn_num = mnl_attr_get_u16(tb[DEVLINK_ATTR_PORT_PCI_PF_NUMBER]);
+		print_uint(PRINT_ANY, "pfnum", " pfnum %u", fn_num);
+	}
+	if (tb[DEVLINK_ATTR_PORT_PCI_VF_NUMBER]) {
+		fn_num = mnl_attr_get_u16(tb[DEVLINK_ATTR_PORT_PCI_VF_NUMBER]);
+		print_uint(PRINT_ANY, "vfnum", " vfnum %u", fn_num);
+	}
+	if (tb[DEVLINK_ATTR_PORT_PCI_SF_NUMBER]) {
+		fn_num = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_PCI_SF_NUMBER]);
+		print_uint(PRINT_ANY, "sfnum", " sfnum %u", fn_num);
+	}
+	if (tb[DEVLINK_ATTR_PORT_EXTERNAL]) {
+		uint8_t external;
+
+		external = mnl_attr_get_u8(tb[DEVLINK_ATTR_PORT_EXTERNAL]);
+		print_bool(PRINT_ANY, "external", " external %s", external);
+	}
+}
+
+static const char *port_fn_state(uint8_t state)
+{
+	const char *str;
+
+	str = str_map_lookup_u8(port_fn_state_map, state);
+	return str ? str : "<unknown state>";
+}
+
+static const char *port_fn_opstate(uint8_t state)
+{
+	const char *str;
+
+	str = str_map_lookup_u8(port_fn_opstate_map, state);
+	return str ? str : "<unknown state>";
+}
+
+static void pr_out_port_function(struct dl *dl, struct nlattr **tb_port)
+{
+	struct nlattr *tb[DEVLINK_PORT_FUNCTION_ATTR_MAX + 1] = {};
+	unsigned char *data;
+	SPRINT_BUF(hw_addr);
+	uint32_t len;
+	int err;
+
+	if (!tb_port[DEVLINK_ATTR_PORT_FUNCTION])
+		return;
+
+	err = mnl_attr_parse_nested(tb_port[DEVLINK_ATTR_PORT_FUNCTION],
+				    function_attr_cb, tb);
+	if (err != MNL_CB_OK)
+		return;
+
+	pr_out_object_start(dl, "function");
+	check_indent_newline(dl);
+
+	if (tb[DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR]) {
+		len = mnl_attr_get_payload_len(tb[DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR]);
+		data = mnl_attr_get_payload(tb[DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR]);
+
+		print_string(PRINT_ANY, "hw_addr", "hw_addr %s",
+			     ll_addr_n2a(data, len, 0, hw_addr, sizeof(hw_addr)));
+	}
+	if (tb[DEVLINK_PORT_FN_ATTR_STATE]) {
+		uint8_t state;
+
+		state = mnl_attr_get_u8(tb[DEVLINK_PORT_FN_ATTR_STATE]);
+
+		print_string(PRINT_ANY, "state", " state %s",
+			     port_fn_state(state));
+	}
+	if (tb[DEVLINK_PORT_FN_ATTR_OPSTATE]) {
+		uint8_t state;
+
+		state = mnl_attr_get_u8(tb[DEVLINK_PORT_FN_ATTR_OPSTATE]);
+
+		print_string(PRINT_ANY, "opstate", " opstate %s",
+			     port_fn_opstate(state));
+	}
+	if (tb[DEVLINK_PORT_FN_ATTR_CAPS]) {
+		struct nla_bitfield32 *port_fn_caps =
+			mnl_attr_get_payload(tb[DEVLINK_PORT_FN_ATTR_CAPS]);
+
+		if (port_fn_caps->selector & DEVLINK_PORT_FN_CAP_ROCE)
+			print_string(PRINT_ANY, "roce", " roce %s",
+				     port_fn_caps->value & DEVLINK_PORT_FN_CAP_ROCE ?
+				     "enable" : "disable");
+		if (port_fn_caps->selector & DEVLINK_PORT_FN_CAP_MIGRATABLE)
+			print_string(PRINT_ANY, "migratable", " migratable %s",
+				     port_fn_caps->value & DEVLINK_PORT_FN_CAP_MIGRATABLE ?
+				     "enable" : "disable");
+		if (port_fn_caps->selector & DEVLINK_PORT_FN_CAP_IPSEC_CRYPTO)
+			print_string(PRINT_ANY, "ipsec_crypto", " ipsec_crypto %s",
+				     port_fn_caps->value & DEVLINK_PORT_FN_CAP_IPSEC_CRYPTO ?
+				     "enable" : "disable");
+		if (port_fn_caps->selector & DEVLINK_PORT_FN_CAP_IPSEC_PACKET)
+			print_string(PRINT_ANY, "ipsec_packet", " ipsec_packet %s",
+				     port_fn_caps->value & DEVLINK_PORT_FN_CAP_IPSEC_PACKET ?
+				     "enable" : "disable");
+	}
+	if (tb[DEVLINK_PORT_FN_ATTR_DEVLINK])
+		pr_out_nested_handle_obj(dl, tb[DEVLINK_PORT_FN_ATTR_DEVLINK],
+					 true, true);
+
+	if (!dl->json_output)
+		__pr_out_indent_dec();
+	pr_out_object_end(dl);
+}
+
+static void pr_out_port(struct dl *dl, struct nlattr **tb)
+{
+	struct nlattr *pt_attr = tb[DEVLINK_ATTR_PORT_TYPE];
+	struct nlattr *dpt_attr = tb[DEVLINK_ATTR_PORT_DESIRED_TYPE];
+
+	pr_out_port_handle_start(dl, tb, false);
+	check_indent_newline(dl);
+	if (pt_attr) {
+		uint16_t port_type = mnl_attr_get_u16(pt_attr);
+
+		print_string(PRINT_ANY, "type", "type %s",
+			     port_type_name(port_type));
+		if (dpt_attr) {
+			uint16_t des_port_type = mnl_attr_get_u16(dpt_attr);
+
+			if (port_type != des_port_type)
+				print_string(PRINT_ANY, "des_type", " des_type %s",
+					     port_type_name(des_port_type));
+		}
+	}
+	if (tb[DEVLINK_ATTR_PORT_NETDEV_NAME]) {
+		print_string(PRINT_ANY, "netdev", " netdev %s",
+			     mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_NETDEV_NAME]));
+	}
+	if (tb[DEVLINK_ATTR_PORT_IBDEV_NAME]) {
+		print_string(PRINT_ANY, "ibdev", " ibdev %s",
+			     mnl_attr_get_str(tb[DEVLINK_ATTR_PORT_IBDEV_NAME]));
+		}
+	if (tb[DEVLINK_ATTR_PORT_FLAVOUR]) {
+		uint16_t port_flavour =
+				mnl_attr_get_u16(tb[DEVLINK_ATTR_PORT_FLAVOUR]);
+
+		print_string(PRINT_ANY, "flavour", " flavour %s",
+			     port_flavour_name(port_flavour));
+
+		switch (port_flavour) {
+		case DEVLINK_PORT_FLAVOUR_PCI_PF:
+		case DEVLINK_PORT_FLAVOUR_PCI_VF:
+		case DEVLINK_PORT_FLAVOUR_PCI_SF:
+			pr_out_port_pfvfsf_num(dl, tb);
+			break;
+		default:
+			break;
+		}
+	}
+	if (tb[DEVLINK_ATTR_LINECARD_INDEX])
+		print_uint(PRINT_ANY, "lc", " lc %u",
+			   mnl_attr_get_u32(tb[DEVLINK_ATTR_LINECARD_INDEX]));
+	if (tb[DEVLINK_ATTR_PORT_NUMBER]) {
+		uint32_t port_number;
+
+		port_number = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_NUMBER]);
+		print_uint(PRINT_ANY, "port", " port %u", port_number);
+	}
+	if (tb[DEVLINK_ATTR_PORT_SPLIT_GROUP])
+		print_uint(PRINT_ANY, "split_group", " split_group %u",
+			   mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_SPLIT_GROUP]));
+	if (tb[DEVLINK_ATTR_PORT_SPLITTABLE])
+		print_bool(PRINT_ANY, "splittable", " splittable %s",
+			   mnl_attr_get_u8(tb[DEVLINK_ATTR_PORT_SPLITTABLE]));
+	if (tb[DEVLINK_ATTR_PORT_LANES])
+		print_uint(PRINT_ANY, "lanes", " lanes %u",
+			   mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_LANES]));
+
+	pr_out_port_function(dl, tb);
+	pr_out_port_handle_end(dl);
+}
+
+static int cmd_port_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PORT_INDEX])
+		return MNL_CB_ERROR;
+	pr_out_port(dl, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_port_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags, DEVLINK_CMD_PORT_GET,
+					  DL_OPT_HANDLEP, 0,
+					  DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "port");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_port_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static int cmd_port_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLEP | DL_OPT_PORT_TYPE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_port_split(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLEP | DL_OPT_PORT_COUNT, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_SPLIT,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_port_unsplit(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLEP, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_UNSPLIT,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_port_param_show(struct dl *dl)
+{
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags,
+					  DEVLINK_CMD_PORT_PARAM_GET,
+					  DL_OPT_HANDLE | DL_OPT_PARAM_NAME, 0,
+					  DL_OPT_HANDLE | DL_OPT_HANDLEP, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_PARAM_GET,
+					  flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "param");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_port_param_show_cb, dl);
+	pr_out_section_end(dl);
+
+	return err;
+}
+
+static void cmd_port_function_help(void)
+{
+	pr_err("Usage: devlink port function set DEV/PORT_INDEX [ hw_addr ADDR ] [ state { active | inactive } ]\n");
+	pr_err("                      [ roce { enable | disable } ] [ migratable { enable | disable } ]\n");
+	pr_err("                      [ ipsec_crypto { enable | disable } ] [ ipsec_packet { enable | disable } ]\n");
+	pr_err("       devlink port function rate { help | show | add | del | set }\n");
+}
+
+static int cmd_port_function_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	if (dl_no_arg(dl)) {
+		cmd_port_function_help();
+		return 0;
+	}
+	err = dl_argv_parse(dl, DL_OPT_HANDLEP,
+			    DL_OPT_PORT_FUNCTION_HW_ADDR | DL_OPT_PORT_FUNCTION_STATE |
+			    DL_OPT_PORT_FN_CAPS);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_SET,
+					  NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_port_param_set_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *nla_param[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *param_value_attr;
+	enum devlink_param_cmode cmode;
+	struct param_ctx *ctx = data;
+	struct dl *dl = ctx->dl;
+	int nla_type;
+	int err;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_PARAM])
+		return MNL_CB_ERROR;
+
+	err = mnl_attr_parse_nested(tb[DEVLINK_ATTR_PARAM], attr_cb, nla_param);
+	if (err != MNL_CB_OK)
+		return MNL_CB_ERROR;
+
+	if (!nla_param[DEVLINK_ATTR_PARAM_TYPE] ||
+	    !nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST])
+		return MNL_CB_ERROR;
+
+	nla_type = mnl_attr_get_u8(nla_param[DEVLINK_ATTR_PARAM_TYPE]);
+	mnl_attr_for_each_nested(param_value_attr,
+				 nla_param[DEVLINK_ATTR_PARAM_VALUES_LIST]) {
+		struct nlattr *nla_value[DEVLINK_ATTR_MAX + 1] = {};
+		struct nlattr *val_attr;
+
+		err = mnl_attr_parse_nested(param_value_attr,
+					    attr_cb, nla_value);
+		if (err != MNL_CB_OK)
+			return MNL_CB_ERROR;
+
+		if (!nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE] ||
+		    (nla_type != MNL_TYPE_FLAG &&
+		     !nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA]))
+			return MNL_CB_ERROR;
+
+		cmode = mnl_attr_get_u8(nla_value[DEVLINK_ATTR_PARAM_VALUE_CMODE]);
+		if (cmode == dl->opts.cmode) {
+			val_attr = nla_value[DEVLINK_ATTR_PARAM_VALUE_DATA];
+			switch (nla_type) {
+			case MNL_TYPE_U8:
+				ctx->value.vu8 = mnl_attr_get_u8(val_attr);
+				break;
+			case MNL_TYPE_U16:
+				ctx->value.vu16 = mnl_attr_get_u16(val_attr);
+				break;
+			case MNL_TYPE_U32:
+				ctx->value.vu32 = mnl_attr_get_u32(val_attr);
+				break;
+			case MNL_TYPE_STRING:
+				ctx->value.vstr = mnl_attr_get_str(val_attr);
+				break;
+			case MNL_TYPE_FLAG:
+				ctx->value.vbool = val_attr ? true : false;
+				break;
+			}
+			break;
+		}
+	}
+	ctx->nla_type = nla_type;
+	return MNL_CB_OK;
+}
+
+static int cmd_port_param_set(struct dl *dl)
+{
+	struct param_ctx ctx = {};
+	struct nlmsghdr *nlh;
+	bool conv_exists;
+	uint32_t val_u32 = 0;
+	uint16_t val_u16;
+	uint8_t val_u8;
+	bool val_bool;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLEP |
+			    DL_OPT_PARAM_NAME |
+			    DL_OPT_PARAM_VALUE |
+			    DL_OPT_PARAM_CMODE, 0);
+	if (err)
+		return err;
+
+	/* Get value type */
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_PARAM_GET,
+					  NLM_F_REQUEST | NLM_F_ACK);
+	dl_opts_put(nlh, dl);
+
+	ctx.dl = dl;
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_port_param_set_cb, &ctx);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_PARAM_SET,
+					  NLM_F_REQUEST | NLM_F_ACK);
+	dl_opts_put(nlh, dl);
+
+	conv_exists = param_val_conv_exists(param_val_conv, PARAM_VAL_CONV_LEN,
+					    dl->opts.param_name);
+
+	mnl_attr_put_u8(nlh, DEVLINK_ATTR_PARAM_TYPE, ctx.nla_type);
+	switch (ctx.nla_type) {
+	case MNL_TYPE_U8:
+		if (conv_exists) {
+			err = param_val_conv_uint_get(param_val_conv,
+						      PARAM_VAL_CONV_LEN,
+						      dl->opts.param_name,
+						      dl->opts.param_value,
+						      &val_u32);
+			val_u8 = val_u32;
+		} else {
+			err = get_u8(&val_u8, dl->opts.param_value, 10);
+		}
+		if (err)
+			goto err_param_value_parse;
+		if (val_u8 == ctx.value.vu8)
+			return 0;
+		mnl_attr_put_u8(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, val_u8);
+		break;
+	case MNL_TYPE_U16:
+		if (conv_exists) {
+			err = param_val_conv_uint_get(param_val_conv,
+						      PARAM_VAL_CONV_LEN,
+						      dl->opts.param_name,
+						      dl->opts.param_value,
+						      &val_u32);
+			val_u16 = val_u32;
+		} else {
+			err = get_u16(&val_u16, dl->opts.param_value, 10);
+		}
+		if (err)
+			goto err_param_value_parse;
+		if (val_u16 == ctx.value.vu16)
+			return 0;
+		mnl_attr_put_u16(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, val_u16);
+		break;
+	case MNL_TYPE_U32:
+		if (conv_exists)
+			err = param_val_conv_uint_get(param_val_conv,
+						      PARAM_VAL_CONV_LEN,
+						      dl->opts.param_name,
+						      dl->opts.param_value,
+						      &val_u32);
+		else
+			err = get_u32(&val_u32, dl->opts.param_value, 10);
+		if (err)
+			goto err_param_value_parse;
+		if (val_u32 == ctx.value.vu32)
+			return 0;
+		mnl_attr_put_u32(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA, val_u32);
+		break;
+	case MNL_TYPE_FLAG:
+		err = strtobool(dl->opts.param_value, &val_bool);
+		if (err)
+			goto err_param_value_parse;
+		if (val_bool == ctx.value.vbool)
+			return 0;
+		if (val_bool)
+			mnl_attr_put(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA,
+				     0, NULL);
+		break;
+	case MNL_TYPE_STRING:
+		mnl_attr_put_strz(nlh, DEVLINK_ATTR_PARAM_VALUE_DATA,
+				  dl->opts.param_value);
+		if (!strcmp(dl->opts.param_value, ctx.value.vstr))
+			return 0;
+		break;
+	default:
+		printf("Value type not supported\n");
+		return -ENOTSUP;
+	}
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+
+err_param_value_parse:
+	pr_err("Value \"%s\" is not a number or not within range\n",
+	       dl->opts.param_value);
+	return err;
+}
+
+static int cmd_port_param(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_port_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_port_param_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_port_param_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void
+pr_out_port_rate_handle_start(struct dl *dl, struct nlattr **tb, bool try_nice)
+{
+	const char *bus_name;
+	const char *dev_name;
+	const char *node_name;
+	static char buf[64];
+
+	bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
+	dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
+	node_name = mnl_attr_get_str(tb[DEVLINK_ATTR_RATE_NODE_NAME]);
+	snprintf(buf, sizeof(buf), "%s/%s/%s", bus_name, dev_name, node_name);
+	if (dl->json_output)
+		open_json_object(buf);
+	else
+		pr_out("%s:", buf);
+}
+
+static char *port_rate_type_name(uint16_t type)
+{
+	switch (type) {
+	case DEVLINK_RATE_TYPE_LEAF:
+		return "leaf";
+	case DEVLINK_RATE_TYPE_NODE:
+		return "node";
+	default:
+		return "<unknown type>";
+	}
+}
+
+static void pr_out_port_fn_rate(struct dl *dl, struct nlattr **tb)
+{
+
+	if (!tb[DEVLINK_ATTR_RATE_NODE_NAME])
+		pr_out_port_handle_start(dl, tb, false);
+	else
+		pr_out_port_rate_handle_start(dl, tb, false);
+	check_indent_newline(dl);
+
+	if (tb[DEVLINK_ATTR_RATE_TYPE]) {
+		uint16_t type =
+			mnl_attr_get_u16(tb[DEVLINK_ATTR_RATE_TYPE]);
+
+		print_string(PRINT_ANY, "type", "type %s",
+				port_rate_type_name(type));
+	}
+	if (tb[DEVLINK_ATTR_RATE_TX_SHARE]) {
+		uint64_t rate =
+			mnl_attr_get_u64(tb[DEVLINK_ATTR_RATE_TX_SHARE]);
+
+		if (rate)
+			print_rate(dl->use_iec, PRINT_ANY, "tx_share",
+				   " tx_share %s", rate);
+	}
+	if (tb[DEVLINK_ATTR_RATE_TX_MAX]) {
+		uint64_t rate =
+			mnl_attr_get_u64(tb[DEVLINK_ATTR_RATE_TX_MAX]);
+
+		if (rate)
+			print_rate(dl->use_iec, PRINT_ANY, "tx_max",
+				   " tx_max %s", rate);
+	}
+	if (tb[DEVLINK_ATTR_RATE_TX_PRIORITY]) {
+		uint32_t priority =
+			mnl_attr_get_u32(tb[DEVLINK_ATTR_RATE_TX_PRIORITY]);
+		if (priority)
+			print_uint(PRINT_ANY, "tx_priority",
+				   " tx_priority %u", priority);
+	}
+	if (tb[DEVLINK_ATTR_RATE_TX_WEIGHT]) {
+		uint32_t weight =
+			mnl_attr_get_u32(tb[DEVLINK_ATTR_RATE_TX_WEIGHT]);
+		if (weight)
+			print_uint(PRINT_ANY, "tx_weight",
+				   " tx_weight %u", weight);
+	}
+	if (tb[DEVLINK_ATTR_RATE_PARENT_NODE_NAME]) {
+		const char *parent =
+			mnl_attr_get_str(tb[DEVLINK_ATTR_RATE_PARENT_NODE_NAME]);
+
+		print_string(PRINT_ANY, "parent", " parent %s", parent);
+	}
+
+	pr_out_port_handle_end(dl);
+}
+
+static int cmd_port_fn_rate_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if ((!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	     !tb[DEVLINK_ATTR_PORT_INDEX]) &&
+	    !tb[DEVLINK_ATTR_RATE_NODE_NAME]) {
+		return MNL_CB_ERROR;
+	}
+	pr_out_port_fn_rate(dl, tb);
+	return MNL_CB_OK;
+}
+
+static void cmd_port_fn_rate_help(void)
+{
+	pr_err("Usage: devlink port function rate help\n");
+	pr_err("       devlink port function rate show [ DEV/{ PORT_INDEX | NODE_NAME } ]\n");
+	pr_err("       devlink port function rate add DEV/NODE_NAME\n");
+	pr_err("               [ tx_share VAL ][ tx_max VAL ][ tx_priority N ][ tx_weight N ][ { parent NODE_NAME | noparent } ]\n");
+	pr_err("       devlink port function rate del DEV/NODE_NAME\n");
+	pr_err("       devlink port function rate set DEV/{ PORT_INDEX | NODE_NAME }\n");
+	pr_err("               [ tx_share VAL ][ tx_max VAL ][ tx_priority N ][ tx_weight N ][ { parent NODE_NAME | noparent } ]\n\n");
+	pr_err("       VAL - float or integer value in units of bits or bytes per second (bit|bps)\n");
+	pr_err("       N - integer representing priority/weight of the node among siblings\n");
+	pr_err("       and SI (k-, m-, g-, t-) or IEC (ki-, mi-, gi-, ti-) case-insensitive prefix.\n");
+	pr_err("       Bare number, means bits per second, is possible.\n\n");
+	pr_err("       For details refer to devlink-rate(8) man page.\n");
+}
+
+static int cmd_port_fn_rate_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags, DEVLINK_CMD_RATE_GET,
+					  DL_OPT_HANDLEP | DL_OPT_PORT_FN_RATE_NODE_NAME,
+					  0, DL_OPT_HANDLE, 0);
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RATE_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "rate");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_port_fn_rate_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static int port_fn_check_tx_rates(uint64_t min_rate, uint64_t max_rate)
+{
+	if (max_rate && min_rate > max_rate) {
+		pr_err("Invalid. Expected tx_share <= tx_max or tx_share == 0.\n");
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int port_fn_get_and_check_tx_rates(struct dl_opts *reply,
+					  struct dl_opts *request)
+{
+	uint64_t min = reply->rate_tx_share;
+	uint64_t max = reply->rate_tx_max;
+
+	if (request->present & DL_OPT_PORT_FN_RATE_TX_SHARE)
+		return port_fn_check_tx_rates(request->rate_tx_share, max);
+	return port_fn_check_tx_rates(min, request->rate_tx_max);
+}
+
+static int cmd_port_fn_rate_add(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_PORT_FN_RATE_NODE_NAME,
+			    DL_OPT_PORT_FN_RATE_TX_SHARE | DL_OPT_PORT_FN_RATE_TX_MAX |
+			    DL_OPT_PORT_FN_RATE_TX_PRIORITY |
+			    DL_OPT_PORT_FN_RATE_TX_WEIGHT |
+			    DL_OPT_PORT_FN_RATE_PARENT);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RATE_NEW,
+					  NLM_F_REQUEST | NLM_F_ACK);
+	dl_opts_put(nlh, dl);
+
+	if ((dl->opts.present & DL_OPT_PORT_FN_RATE_TX_SHARE) &&
+	    (dl->opts.present & DL_OPT_PORT_FN_RATE_TX_MAX)) {
+		err = port_fn_check_tx_rates(dl->opts.rate_tx_share,
+					     dl->opts.rate_tx_max);
+		if (err)
+			return err;
+	}
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_port_fn_rate_del(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_PORT_FN_RATE_NODE_NAME, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RATE_DEL,
+					  NLM_F_REQUEST | NLM_F_ACK);
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int port_fn_get_rates_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl_opts *opts = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if ((!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	     !tb[DEVLINK_ATTR_PORT_INDEX]) &&
+	    !tb[DEVLINK_ATTR_RATE_NODE_NAME]) {
+		return MNL_CB_ERROR;
+	}
+
+	if (tb[DEVLINK_ATTR_RATE_TX_SHARE])
+		opts->rate_tx_share =
+			mnl_attr_get_u64(tb[DEVLINK_ATTR_RATE_TX_SHARE]);
+	if (tb[DEVLINK_ATTR_RATE_TX_MAX])
+		opts->rate_tx_max =
+			mnl_attr_get_u64(tb[DEVLINK_ATTR_RATE_TX_MAX]);
+	if (tb[DEVLINK_ATTR_RATE_TX_PRIORITY])
+		opts->rate_tx_priority =
+			mnl_attr_get_u32(tb[DEVLINK_ATTR_RATE_TX_PRIORITY]);
+	if (tb[DEVLINK_ATTR_RATE_TX_WEIGHT])
+		opts->rate_tx_weight =
+			mnl_attr_get_u32(tb[DEVLINK_ATTR_RATE_TX_WEIGHT]);
+	return MNL_CB_OK;
+}
+
+static int cmd_port_fn_rate_set(struct dl *dl)
+{
+	struct dl_opts tmp_opts = {0};
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLEP |
+				DL_OPT_PORT_FN_RATE_NODE_NAME,
+				DL_OPT_PORT_FN_RATE_TX_SHARE |
+				DL_OPT_PORT_FN_RATE_TX_MAX |
+				DL_OPT_PORT_FN_RATE_TX_PRIORITY |
+				DL_OPT_PORT_FN_RATE_TX_WEIGHT |
+				DL_OPT_PORT_FN_RATE_PARENT);
+	if (err)
+		return err;
+
+	if ((dl->opts.present & DL_OPT_PORT_FN_RATE_TX_SHARE) &&
+	    (dl->opts.present & DL_OPT_PORT_FN_RATE_TX_MAX)) {
+		err = port_fn_check_tx_rates(dl->opts.rate_tx_share,
+					     dl->opts.rate_tx_max);
+		if (err)
+			return err;
+	} else if (dl->opts.present &
+		   (DL_OPT_PORT_FN_RATE_TX_SHARE | DL_OPT_PORT_FN_RATE_TX_MAX)) {
+		nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RATE_GET,
+						  NLM_F_REQUEST | NLM_F_ACK);
+		tmp_opts = dl->opts;
+		dl->opts.present &= ~(DL_OPT_PORT_FN_RATE_TX_SHARE |
+				      DL_OPT_PORT_FN_RATE_TX_MAX |
+				      DL_OPT_PORT_FN_RATE_PARENT);
+		dl_opts_put(nlh, dl);
+		err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, port_fn_get_rates_cb,
+					     &dl->opts);
+		if (err)
+			return err;
+		err = port_fn_get_and_check_tx_rates(&dl->opts, &tmp_opts);
+		if (err)
+			return err;
+		dl->opts = tmp_opts;
+	}
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RATE_SET,
+					  NLM_F_REQUEST | NLM_F_ACK);
+	dl_opts_put(nlh, dl);
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_port_function_rate(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_port_fn_rate_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_port_fn_rate_show(dl);
+	} else if (dl_argv_match(dl, "add")) {
+		dl_arg_inc(dl);
+		return cmd_port_fn_rate_add(dl);
+	} else if (dl_argv_match(dl, "del")) {
+		dl_arg_inc(dl);
+		return cmd_port_fn_rate_del(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_port_fn_rate_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_port_function(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_port_function_help();
+		return 0;
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_port_function_set(dl);
+	} else if (dl_argv_match(dl, "rate")) {
+		dl_arg_inc(dl);
+		return cmd_port_function_rate(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_health(struct dl *dl);
+static int __cmd_health_show(struct dl *dl, bool show_device, bool show_port);
+
+static void cmd_port_add_help(void)
+{
+	pr_err("       devlink port add DEV/PORT_INDEX flavour FLAVOUR pfnum PFNUM\n"
+	       "                      [ sfnum SFNUM ][ controller CNUM ]\n");
+}
+
+static int cmd_port_add(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_port_add_help();
+		return 0;
+	}
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_HANDLEP |
+			    DL_OPT_PORT_FLAVOUR | DL_OPT_PORT_PFNUMBER,
+			    DL_OPT_PORT_SFNUMBER | DL_OPT_PORT_CONTROLLER);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_NEW,
+					  NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_port_show_cb, dl);
+}
+
+static void cmd_port_del_help(void)
+{
+	pr_err("       devlink port del DEV/PORT_INDEX\n");
+}
+
+static int cmd_port_del(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_port_del_help();
+		return 0;
+	}
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLEP, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_PORT_DEL,
+					  NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_port(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_port_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") ||  dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_port_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_port_set(dl);
+	} else if (dl_argv_match(dl, "split")) {
+		dl_arg_inc(dl);
+		return cmd_port_split(dl);
+	} else if (dl_argv_match(dl, "unsplit")) {
+		dl_arg_inc(dl);
+		return cmd_port_unsplit(dl);
+	} else if (dl_argv_match(dl, "param")) {
+		dl_arg_inc(dl);
+		return cmd_port_param(dl);
+	} else if (dl_argv_match(dl, "function")) {
+		dl_arg_inc(dl);
+		return cmd_port_function(dl);
+	} else if (dl_argv_match(dl, "health")) {
+		dl_arg_inc(dl);
+		if (dl_argv_match(dl, "list") || dl_no_arg(dl)
+		    || (dl_argv_match(dl, "show") && dl_argc(dl) == 1)) {
+			dl_arg_inc(dl);
+			return __cmd_health_show(dl, false, true);
+		} else {
+			return cmd_health(dl);
+		}
+	} else if (dl_argv_match(dl, "add")) {
+		dl_arg_inc(dl);
+		return cmd_port_add(dl);
+	} else if (dl_argv_match(dl, "del")) {
+		dl_arg_inc(dl);
+		return cmd_port_del(dl);
+	}
+
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void cmd_linecard_help(void)
+{
+	pr_err("Usage: devlink lc show [ DEV [ lc LC_INDEX ] ]\n");
+	pr_err("       devlink lc set DEV lc LC_INDEX [ { type LC_TYPE | notype } ]\n");
+}
+
+static const char *linecard_state_name(uint16_t flavour)
+{
+	switch (flavour) {
+	case DEVLINK_LINECARD_STATE_UNPROVISIONED:
+		return "unprovisioned";
+	case DEVLINK_LINECARD_STATE_UNPROVISIONING:
+		return "unprovisioning";
+	case DEVLINK_LINECARD_STATE_PROVISIONING:
+		return "provisioning";
+	case DEVLINK_LINECARD_STATE_PROVISIONING_FAILED:
+		return "provisioning_failed";
+	case DEVLINK_LINECARD_STATE_PROVISIONED:
+		return "provisioned";
+	case DEVLINK_LINECARD_STATE_ACTIVE:
+		return "active";
+	default:
+		return "<unknown state>";
+	}
+}
+
+static void pr_out_linecard_supported_types(struct dl *dl, struct nlattr **tb)
+{
+	struct nlattr *nla_types = tb[DEVLINK_ATTR_LINECARD_SUPPORTED_TYPES];
+	struct nlattr *nla_type;
+
+	if (!nla_types)
+		return;
+
+	pr_out_array_start(dl, "supported_types");
+	check_indent_newline(dl);
+	mnl_attr_for_each_nested(nla_type, nla_types) {
+		print_string(PRINT_ANY, NULL, " %s",
+			     mnl_attr_get_str(nla_type));
+	}
+	pr_out_array_end(dl);
+}
+
+static void pr_out_linecard(struct dl *dl, struct nlattr **tb)
+{
+	uint8_t state;
+
+	pr_out_handle_start_arr(dl, tb);
+	check_indent_newline(dl);
+	print_uint(PRINT_ANY, "lc", "lc %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_LINECARD_INDEX]));
+	state = mnl_attr_get_u8(tb[DEVLINK_ATTR_LINECARD_STATE]);
+	print_string(PRINT_ANY, "state", " state %s",
+		     linecard_state_name(state));
+	if (tb[DEVLINK_ATTR_LINECARD_TYPE])
+		print_string(PRINT_ANY, "type", " type %s",
+			     mnl_attr_get_str(tb[DEVLINK_ATTR_LINECARD_TYPE]));
+	if (tb[DEVLINK_ATTR_NESTED_DEVLINK])
+		pr_out_nested_handle(tb[DEVLINK_ATTR_NESTED_DEVLINK]);
+
+	pr_out_linecard_supported_types(dl, tb);
+	pr_out_handle_end(dl);
+}
+
+static int cmd_linecard_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_LINECARD_INDEX] ||
+	    !tb[DEVLINK_ATTR_LINECARD_STATE])
+		return MNL_CB_ERROR;
+	pr_out_linecard(dl, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_linecard_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags, DEVLINK_CMD_LINECARD_GET,
+					  DL_OPT_HANDLE | DL_OPT_LINECARD, 0,
+					  DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_LINECARD_GET,
+					  flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "lc");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_linecard_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static int cmd_linecard_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_LINECARD |
+			    DL_OPT_LINECARD_TYPE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_LINECARD_SET,
+					  NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_linecard(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_linecard_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_linecard_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_linecard_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void cmd_sb_help(void)
+{
+	pr_err("Usage: devlink sb show [ DEV [ sb SB_INDEX ] ]\n");
+	pr_err("       devlink sb pool show [ DEV [ sb SB_INDEX ] pool POOL_INDEX ]\n");
+	pr_err("       devlink sb pool set DEV [ sb SB_INDEX ] pool POOL_INDEX\n");
+	pr_err("                           size POOL_SIZE thtype { static | dynamic }\n");
+	pr_err("       devlink sb port pool show [ DEV/PORT_INDEX [ sb SB_INDEX ]\n");
+	pr_err("                                   pool POOL_INDEX ]\n");
+	pr_err("       devlink sb port pool set DEV/PORT_INDEX [ sb SB_INDEX ]\n");
+	pr_err("                                pool POOL_INDEX th THRESHOLD\n");
+	pr_err("       devlink sb tc bind show [ DEV/PORT_INDEX [ sb SB_INDEX ] tc TC_INDEX\n");
+	pr_err("                                 type { ingress | egress } ]\n");
+	pr_err("       devlink sb tc bind set DEV/PORT_INDEX [ sb SB_INDEX ] tc TC_INDEX\n");
+	pr_err("                              type { ingress | egress } pool POOL_INDEX\n");
+	pr_err("                              th THRESHOLD\n");
+	pr_err("       devlink sb occupancy show { DEV | DEV/PORT_INDEX } [ sb SB_INDEX ]\n");
+	pr_err("       devlink sb occupancy snapshot DEV [ sb SB_INDEX ]\n");
+	pr_err("       devlink sb occupancy clearmax DEV [ sb SB_INDEX ]\n");
+}
+
+static void pr_out_sb(struct dl *dl, struct nlattr **tb)
+{
+	pr_out_handle_start_arr(dl, tb);
+	check_indent_newline(dl);
+	print_uint(PRINT_ANY, "sb", "sb %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX]));
+	print_uint(PRINT_ANY, "size", " size %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_SIZE]));
+	print_uint(PRINT_ANY, "ing_pools", " ing_pools %u",
+		   mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_INGRESS_POOL_COUNT]));
+	print_uint(PRINT_ANY, "eg_pools", " eg_pools %u",
+		   mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_EGRESS_POOL_COUNT]));
+	print_uint(PRINT_ANY, "ing_tcs", " ing_tcs %u",
+		   mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_INGRESS_TC_COUNT]));
+	print_uint(PRINT_ANY, "eg_tcs", " eg_tcs %u",
+		   mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_EGRESS_TC_COUNT]));
+	pr_out_handle_end(dl);
+}
+
+static int cmd_sb_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_SB_INDEX] || !tb[DEVLINK_ATTR_SB_SIZE] ||
+	    !tb[DEVLINK_ATTR_SB_INGRESS_POOL_COUNT] ||
+	    !tb[DEVLINK_ATTR_SB_EGRESS_POOL_COUNT] ||
+	    !tb[DEVLINK_ATTR_SB_INGRESS_TC_COUNT] ||
+	    !tb[DEVLINK_ATTR_SB_EGRESS_TC_COUNT])
+		return MNL_CB_ERROR;
+	pr_out_sb(dl, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_sb_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags, DEVLINK_CMD_SB_GET,
+					  DL_OPT_HANDLE | DL_OPT_SB, 0,
+					  DL_OPT_HANDLE, DL_OPT_SB);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "sb");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_sb_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static const char *pool_type_name(uint8_t type)
+{
+	switch (type) {
+	case DEVLINK_SB_POOL_TYPE_INGRESS: return "ingress";
+	case DEVLINK_SB_POOL_TYPE_EGRESS: return "egress";
+	default: return "<unknown type>";
+	}
+}
+
+static const char *threshold_type_name(uint8_t type)
+{
+	switch (type) {
+	case DEVLINK_SB_THRESHOLD_TYPE_STATIC: return "static";
+	case DEVLINK_SB_THRESHOLD_TYPE_DYNAMIC: return "dynamic";
+	default: return "<unknown type>";
+	}
+}
+
+static void pr_out_sb_pool(struct dl *dl, struct nlattr **tb)
+{
+	pr_out_handle_start_arr(dl, tb);
+	check_indent_newline(dl);
+	print_uint(PRINT_ANY, "sb", "sb %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX]));
+	print_uint(PRINT_ANY, "pool", " pool %u",
+		   mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]));
+	print_string(PRINT_ANY, "type", " type %s",
+		     pool_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_TYPE])));
+	print_uint(PRINT_ANY, "size", " size %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_POOL_SIZE]));
+	print_string(PRINT_ANY, "thtype", " thtype %s",
+		     threshold_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE])));
+	if (tb[DEVLINK_ATTR_SB_POOL_CELL_SIZE])
+		print_uint(PRINT_ANY, "cell_size", " cell size %u",
+			   mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_POOL_CELL_SIZE]));
+	pr_out_handle_end(dl);
+}
+
+static int cmd_sb_pool_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_SB_INDEX] || !tb[DEVLINK_ATTR_SB_POOL_INDEX] ||
+	    !tb[DEVLINK_ATTR_SB_POOL_TYPE] || !tb[DEVLINK_ATTR_SB_POOL_SIZE] ||
+	    !tb[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE])
+		return MNL_CB_ERROR;
+	pr_out_sb_pool(dl, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_sb_pool_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags, DEVLINK_CMD_SB_POOL_GET,
+					  DL_OPT_HANDLE | DL_OPT_SB |
+					  DL_OPT_SB_POOL, 0,
+					  DL_OPT_HANDLE, DL_OPT_SB);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_POOL_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "pool");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_sb_pool_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static int cmd_sb_pool_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_SB | DL_OPT_SB_POOL |
+			    DL_OPT_SB_SIZE | DL_OPT_SB_THTYPE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_POOL_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_sb_pool(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_sb_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_sb_pool_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_sb_pool_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void pr_out_sb_port_pool(struct dl *dl, struct nlattr **tb)
+{
+	pr_out_port_handle_start_arr(dl, tb, true);
+	check_indent_newline(dl);
+	print_uint(PRINT_ANY, "sb", "sb %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX]));
+	print_uint(PRINT_ANY, "pool", " pool %u",
+		   mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]));
+	print_uint(PRINT_ANY, "threshold", " threshold %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_THRESHOLD]));
+	pr_out_port_handle_end(dl);
+}
+
+static int cmd_sb_port_pool_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] ||
+	    !tb[DEVLINK_ATTR_SB_POOL_INDEX] || !tb[DEVLINK_ATTR_SB_THRESHOLD])
+		return MNL_CB_ERROR;
+	pr_out_sb_port_pool(dl, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_sb_port_pool_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags,
+					  DEVLINK_CMD_SB_PORT_POOL_GET,
+					  DL_OPT_HANDLEP | DL_OPT_SB |
+					  DL_OPT_SB_POOL, 0,
+					  DL_OPT_HANDLE | DL_OPT_HANDLEP, DL_OPT_SB);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_PORT_POOL_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "port_pool");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_sb_port_pool_show_cb, dl);
+	pr_out_section_end(dl);
+	return 0;
+}
+
+static int cmd_sb_port_pool_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLEP | DL_OPT_SB | DL_OPT_SB_POOL |
+			    DL_OPT_SB_TH, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_PORT_POOL_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_sb_port_pool(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_sb_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_sb_port_pool_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_sb_port_pool_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_sb_port(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_sb_help();
+		return 0;
+	} else if (dl_argv_match(dl, "pool")) {
+		dl_arg_inc(dl);
+		return cmd_sb_port_pool(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void pr_out_sb_tc_bind(struct dl *dl, struct nlattr **tb)
+{
+	pr_out_port_handle_start_arr(dl, tb, true);
+	check_indent_newline(dl);
+	print_uint(PRINT_ANY, "sb", "sb %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_INDEX]));
+	print_uint(PRINT_ANY, "tc", " tc %u",
+		   mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_TC_INDEX]));
+	print_string(PRINT_ANY, "type", " type %s",
+		     pool_type_name(mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_TYPE])));
+	print_uint(PRINT_ANY, "pool", " pool %u",
+		   mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]));
+	print_uint(PRINT_ANY, "threshold", " threshold %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_THRESHOLD]));
+	pr_out_port_handle_end(dl);
+}
+
+static int cmd_sb_tc_bind_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] ||
+	    !tb[DEVLINK_ATTR_SB_TC_INDEX] || !tb[DEVLINK_ATTR_SB_POOL_TYPE] ||
+	    !tb[DEVLINK_ATTR_SB_POOL_INDEX] || !tb[DEVLINK_ATTR_SB_THRESHOLD])
+		return MNL_CB_ERROR;
+	pr_out_sb_tc_bind(dl, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_sb_tc_bind_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags,
+					  DEVLINK_CMD_SB_TC_POOL_BIND_GET,
+					  DL_OPT_HANDLEP | DL_OPT_SB |
+					  DL_OPT_SB_TC | DL_OPT_SB_TYPE, 0,
+					  DL_OPT_HANDLE | DL_OPT_HANDLEP,
+					  DL_OPT_SB);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_TC_POOL_BIND_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "tc_bind");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_sb_tc_bind_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static int cmd_sb_tc_bind_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLEP | DL_OPT_SB | DL_OPT_SB_TC |
+			    DL_OPT_SB_TYPE | DL_OPT_SB_POOL | DL_OPT_SB_TH, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_TC_POOL_BIND_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_sb_tc_bind(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_sb_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_sb_tc_bind_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_sb_tc_bind_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_sb_tc(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_sb_help();
+		return 0;
+	} else if (dl_argv_match(dl, "bind")) {
+		dl_arg_inc(dl);
+		return cmd_sb_tc_bind(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+struct occ_item {
+	struct list_head list;
+	uint32_t index;
+	uint32_t cur;
+	uint32_t max;
+	uint32_t bound_pool_index;
+};
+
+struct occ_port {
+	struct list_head list;
+	char *bus_name;
+	char *dev_name;
+	uint32_t port_index;
+	uint32_t sb_index;
+	struct list_head pool_list;
+	struct list_head ing_tc_list;
+	struct list_head eg_tc_list;
+};
+
+struct occ_show {
+	struct dl *dl;
+	int err;
+	struct list_head port_list;
+};
+
+static struct occ_item *occ_item_alloc(void)
+{
+	return calloc(1, sizeof(struct occ_item));
+}
+
+static void occ_item_free(struct occ_item *occ_item)
+{
+	free(occ_item);
+}
+
+static struct occ_port *occ_port_alloc(uint32_t port_index)
+{
+	struct occ_port *occ_port;
+
+	occ_port = calloc(1, sizeof(*occ_port));
+	if (!occ_port)
+		return NULL;
+	occ_port->port_index = port_index;
+	INIT_LIST_HEAD(&occ_port->pool_list);
+	INIT_LIST_HEAD(&occ_port->ing_tc_list);
+	INIT_LIST_HEAD(&occ_port->eg_tc_list);
+	return occ_port;
+}
+
+static void occ_port_free(struct occ_port *occ_port)
+{
+	struct occ_item *occ_item, *tmp;
+
+	list_for_each_entry_safe(occ_item, tmp, &occ_port->pool_list, list)
+		occ_item_free(occ_item);
+	list_for_each_entry_safe(occ_item, tmp, &occ_port->ing_tc_list, list)
+		occ_item_free(occ_item);
+	list_for_each_entry_safe(occ_item, tmp, &occ_port->eg_tc_list, list)
+		occ_item_free(occ_item);
+}
+
+static struct occ_show *occ_show_alloc(struct dl *dl)
+{
+	struct occ_show *occ_show;
+
+	occ_show = calloc(1, sizeof(*occ_show));
+	if (!occ_show)
+		return NULL;
+	occ_show->dl = dl;
+	INIT_LIST_HEAD(&occ_show->port_list);
+	return occ_show;
+}
+
+static void occ_show_free(struct occ_show *occ_show)
+{
+	struct occ_port *occ_port, *tmp;
+
+	list_for_each_entry_safe(occ_port, tmp, &occ_show->port_list, list)
+		occ_port_free(occ_port);
+}
+
+static struct occ_port *occ_port_get(struct occ_show *occ_show,
+				     struct nlattr **tb)
+{
+	struct occ_port *occ_port;
+	uint32_t port_index;
+
+	port_index = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]);
+
+	list_for_each_entry_reverse(occ_port, &occ_show->port_list, list) {
+		if (occ_port->port_index == port_index)
+			return occ_port;
+	}
+	occ_port = occ_port_alloc(port_index);
+	if (!occ_port)
+		return NULL;
+	list_add_tail(&occ_port->list, &occ_show->port_list);
+	return occ_port;
+}
+
+static void pr_out_occ_show_item_list(const char *label, struct list_head *list,
+				      bool bound_pool)
+{
+	struct occ_item *occ_item;
+	int i = 1;
+
+	pr_out_sp(7, "  %s:", label);
+	list_for_each_entry(occ_item, list, list) {
+		if ((i - 1) % 4 == 0 && i != 1)
+			pr_out_sp(7, " ");
+		if (bound_pool)
+			pr_out_sp(7, "%2u(%u):", occ_item->index,
+				  occ_item->bound_pool_index);
+		else
+			pr_out_sp(7, "%2u:", occ_item->index);
+		pr_out_sp(21, "%10u/%u", occ_item->cur, occ_item->max);
+		if (i++ % 4 == 0)
+			pr_out("\n");
+	}
+	if ((i - 1) % 4 != 0)
+		pr_out("\n");
+}
+
+static void pr_out_json_occ_show_item_list(struct dl *dl, const char *label,
+					   struct list_head *list,
+					   bool bound_pool)
+{
+	struct occ_item *occ_item;
+	char buf[32];
+
+	open_json_object(label);
+	list_for_each_entry(occ_item, list, list) {
+		snprintf(buf, sizeof(buf), "%u", occ_item->index);
+		open_json_object(buf);
+		if (bound_pool)
+			print_uint(PRINT_JSON, "bound_pool", NULL,
+				   occ_item->bound_pool_index);
+		print_uint(PRINT_JSON, "current", NULL, occ_item->cur);
+		print_uint(PRINT_JSON, "max", NULL, occ_item->max);
+		close_json_object();
+	}
+	close_json_object();
+}
+
+static void pr_out_occ_show_port(struct dl *dl, struct occ_port *occ_port)
+{
+	if (dl->json_output) {
+		pr_out_json_occ_show_item_list(dl, "pool",
+					       &occ_port->pool_list, false);
+		pr_out_json_occ_show_item_list(dl, "itc",
+					       &occ_port->ing_tc_list, true);
+		pr_out_json_occ_show_item_list(dl, "etc",
+					       &occ_port->eg_tc_list, true);
+	} else {
+		pr_out("\n");
+		pr_out_occ_show_item_list("pool", &occ_port->pool_list, false);
+		pr_out_occ_show_item_list("itc", &occ_port->ing_tc_list, true);
+		pr_out_occ_show_item_list("etc", &occ_port->eg_tc_list, true);
+	}
+}
+
+static void pr_out_occ_show(struct occ_show *occ_show)
+{
+	struct dl *dl = occ_show->dl;
+	struct dl_opts *opts = &dl->opts;
+	struct occ_port *occ_port;
+
+	list_for_each_entry(occ_port, &occ_show->port_list, list) {
+		__pr_out_port_handle_start(dl, opts->bus_name, opts->dev_name,
+					   occ_port->port_index, NULL,
+					   true, false);
+		pr_out_occ_show_port(dl, occ_port);
+		pr_out_port_handle_end(dl);
+	}
+}
+
+static void cmd_sb_occ_port_pool_process(struct occ_show *occ_show,
+					 struct nlattr **tb)
+{
+	struct occ_port *occ_port;
+	struct occ_item *occ_item;
+
+	if (occ_show->err || !dl_dump_filter(occ_show->dl, tb))
+		return;
+
+	occ_port = occ_port_get(occ_show, tb);
+	if (!occ_port) {
+		occ_show->err = -ENOMEM;
+		return;
+	}
+
+	occ_item = occ_item_alloc();
+	if (!occ_item) {
+		occ_show->err = -ENOMEM;
+		return;
+	}
+	occ_item->index = mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]);
+	occ_item->cur = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_CUR]);
+	occ_item->max = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_MAX]);
+	list_add_tail(&occ_item->list, &occ_port->pool_list);
+}
+
+static int cmd_sb_occ_port_pool_process_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct occ_show *occ_show = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] ||
+	    !tb[DEVLINK_ATTR_SB_POOL_INDEX] ||
+	    !tb[DEVLINK_ATTR_SB_OCC_CUR] || !tb[DEVLINK_ATTR_SB_OCC_MAX])
+		return MNL_CB_ERROR;
+	cmd_sb_occ_port_pool_process(occ_show, tb);
+	return MNL_CB_OK;
+}
+
+static void cmd_sb_occ_tc_pool_process(struct occ_show *occ_show,
+				       struct nlattr **tb)
+{
+	struct occ_port *occ_port;
+	struct occ_item *occ_item;
+	uint8_t pool_type;
+
+	if (occ_show->err || !dl_dump_filter(occ_show->dl, tb))
+		return;
+
+	occ_port = occ_port_get(occ_show, tb);
+	if (!occ_port) {
+		occ_show->err = -ENOMEM;
+		return;
+	}
+
+	occ_item = occ_item_alloc();
+	if (!occ_item) {
+		occ_show->err = -ENOMEM;
+		return;
+	}
+	occ_item->index = mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_TC_INDEX]);
+	occ_item->cur = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_CUR]);
+	occ_item->max = mnl_attr_get_u32(tb[DEVLINK_ATTR_SB_OCC_MAX]);
+	occ_item->bound_pool_index =
+			mnl_attr_get_u16(tb[DEVLINK_ATTR_SB_POOL_INDEX]);
+	pool_type = mnl_attr_get_u8(tb[DEVLINK_ATTR_SB_POOL_TYPE]);
+	if (pool_type == DEVLINK_SB_POOL_TYPE_INGRESS)
+		list_add_tail(&occ_item->list, &occ_port->ing_tc_list);
+	else if (pool_type == DEVLINK_SB_POOL_TYPE_EGRESS)
+		list_add_tail(&occ_item->list, &occ_port->eg_tc_list);
+	else
+		occ_item_free(occ_item);
+}
+
+static int cmd_sb_occ_tc_pool_process_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct occ_show *occ_show = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_PORT_INDEX] || !tb[DEVLINK_ATTR_SB_INDEX] ||
+	    !tb[DEVLINK_ATTR_SB_TC_INDEX] || !tb[DEVLINK_ATTR_SB_POOL_TYPE] ||
+	    !tb[DEVLINK_ATTR_SB_POOL_INDEX] ||
+	    !tb[DEVLINK_ATTR_SB_OCC_CUR] || !tb[DEVLINK_ATTR_SB_OCC_MAX])
+		return MNL_CB_ERROR;
+	cmd_sb_occ_tc_pool_process(occ_show, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_sb_occ_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	struct occ_show *occ_show;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_HANDLEP | DL_OPT_SB, 0);
+	if (err)
+		return err;
+
+	occ_show = occ_show_alloc(dl);
+	if (!occ_show)
+		return -ENOMEM;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_PORT_POOL_GET, flags);
+
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh,
+				  cmd_sb_occ_port_pool_process_cb, occ_show);
+	if (err)
+		goto out;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_TC_POOL_BIND_GET, flags);
+
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh,
+				  cmd_sb_occ_tc_pool_process_cb, occ_show);
+	if (err)
+		goto out;
+
+	pr_out_section_start(dl, "occupancy");
+	pr_out_occ_show(occ_show);
+	pr_out_section_end(dl);
+
+out:
+	occ_show_free(occ_show);
+	return err;
+}
+
+static int cmd_sb_occ_snapshot(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_SB, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_OCC_SNAPSHOT,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_sb_occ_clearmax(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_SB, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_SB_OCC_MAX_CLEAR,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_sb_occ(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_sb_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list")) {
+		dl_arg_inc(dl);
+		return cmd_sb_occ_show(dl);
+	} else if (dl_argv_match(dl, "snapshot")) {
+		dl_arg_inc(dl);
+		return cmd_sb_occ_snapshot(dl);
+	} else if (dl_argv_match(dl, "clearmax")) {
+		dl_arg_inc(dl);
+		return cmd_sb_occ_clearmax(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_sb(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_sb_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_sb_show(dl);
+	} else if (dl_argv_match(dl, "pool")) {
+		dl_arg_inc(dl);
+		return cmd_sb_pool(dl);
+	} else if (dl_argv_match(dl, "port")) {
+		dl_arg_inc(dl);
+		return cmd_sb_port(dl);
+	} else if (dl_argv_match(dl, "tc")) {
+		dl_arg_inc(dl);
+		return cmd_sb_tc(dl);
+	} else if (dl_argv_match(dl, "occupancy")) {
+		dl_arg_inc(dl);
+		return cmd_sb_occ(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static const char *cmd_name(uint8_t cmd)
+{
+	switch (cmd) {
+	case DEVLINK_CMD_UNSPEC: return "unspec";
+	case DEVLINK_CMD_GET: return "get";
+	case DEVLINK_CMD_SET: return "set";
+	case DEVLINK_CMD_NEW: return "new";
+	case DEVLINK_CMD_DEL: return "del";
+	case DEVLINK_CMD_PORT_GET: return "get";
+	case DEVLINK_CMD_PORT_SET: return "set";
+	case DEVLINK_CMD_PORT_NEW: return "new";
+	case DEVLINK_CMD_PORT_DEL: return "del";
+	case DEVLINK_CMD_PARAM_GET: return "get";
+	case DEVLINK_CMD_PARAM_SET: return "set";
+	case DEVLINK_CMD_PARAM_NEW: return "new";
+	case DEVLINK_CMD_PARAM_DEL: return "del";
+	case DEVLINK_CMD_REGION_GET: return "get";
+	case DEVLINK_CMD_REGION_SET: return "set";
+	case DEVLINK_CMD_REGION_NEW: return "new";
+	case DEVLINK_CMD_REGION_DEL: return "del";
+	case DEVLINK_CMD_PORT_PARAM_GET: return "get";
+	case DEVLINK_CMD_PORT_PARAM_SET: return "set";
+	case DEVLINK_CMD_PORT_PARAM_NEW: return "new";
+	case DEVLINK_CMD_PORT_PARAM_DEL: return "del";
+	case DEVLINK_CMD_FLASH_UPDATE: return "begin";
+	case DEVLINK_CMD_FLASH_UPDATE_END: return "end";
+	case DEVLINK_CMD_FLASH_UPDATE_STATUS: return "status";
+	case DEVLINK_CMD_HEALTH_REPORTER_RECOVER: return "status";
+	case DEVLINK_CMD_TRAP_GET: return "get";
+	case DEVLINK_CMD_TRAP_SET: return "set";
+	case DEVLINK_CMD_TRAP_NEW: return "new";
+	case DEVLINK_CMD_TRAP_DEL: return "del";
+	case DEVLINK_CMD_TRAP_GROUP_GET: return "get";
+	case DEVLINK_CMD_TRAP_GROUP_SET: return "set";
+	case DEVLINK_CMD_TRAP_GROUP_NEW: return "new";
+	case DEVLINK_CMD_TRAP_GROUP_DEL: return "del";
+	case DEVLINK_CMD_TRAP_POLICER_GET: return "get";
+	case DEVLINK_CMD_TRAP_POLICER_SET: return "set";
+	case DEVLINK_CMD_TRAP_POLICER_NEW: return "new";
+	case DEVLINK_CMD_TRAP_POLICER_DEL: return "del";
+	case DEVLINK_CMD_LINECARD_GET: return "get";
+	case DEVLINK_CMD_LINECARD_SET: return "set";
+	case DEVLINK_CMD_LINECARD_NEW: return "new";
+	case DEVLINK_CMD_LINECARD_DEL: return "del";
+	default: return "<unknown cmd>";
+	}
+}
+
+static const char *cmd_obj(uint8_t cmd)
+{
+	switch (cmd) {
+	case DEVLINK_CMD_UNSPEC: return "unspec";
+	case DEVLINK_CMD_GET:
+	case DEVLINK_CMD_SET:
+	case DEVLINK_CMD_NEW:
+	case DEVLINK_CMD_DEL:
+		return "dev";
+	case DEVLINK_CMD_PORT_GET:
+	case DEVLINK_CMD_PORT_SET:
+	case DEVLINK_CMD_PORT_NEW:
+	case DEVLINK_CMD_PORT_DEL:
+		return "port";
+	case DEVLINK_CMD_PARAM_GET:
+	case DEVLINK_CMD_PARAM_SET:
+	case DEVLINK_CMD_PARAM_NEW:
+	case DEVLINK_CMD_PARAM_DEL:
+	case DEVLINK_CMD_PORT_PARAM_GET:
+	case DEVLINK_CMD_PORT_PARAM_SET:
+	case DEVLINK_CMD_PORT_PARAM_NEW:
+	case DEVLINK_CMD_PORT_PARAM_DEL:
+		return "param";
+	case DEVLINK_CMD_REGION_GET:
+	case DEVLINK_CMD_REGION_SET:
+	case DEVLINK_CMD_REGION_NEW:
+	case DEVLINK_CMD_REGION_DEL:
+		return "region";
+	case DEVLINK_CMD_FLASH_UPDATE:
+	case DEVLINK_CMD_FLASH_UPDATE_END:
+	case DEVLINK_CMD_FLASH_UPDATE_STATUS:
+		return "flash";
+	case DEVLINK_CMD_HEALTH_REPORTER_RECOVER:
+		return "health";
+	case DEVLINK_CMD_TRAP_GET:
+	case DEVLINK_CMD_TRAP_SET:
+	case DEVLINK_CMD_TRAP_NEW:
+	case DEVLINK_CMD_TRAP_DEL:
+		return "trap";
+	case DEVLINK_CMD_TRAP_GROUP_GET:
+	case DEVLINK_CMD_TRAP_GROUP_SET:
+	case DEVLINK_CMD_TRAP_GROUP_NEW:
+	case DEVLINK_CMD_TRAP_GROUP_DEL:
+		return "trap-group";
+	case DEVLINK_CMD_TRAP_POLICER_GET:
+	case DEVLINK_CMD_TRAP_POLICER_SET:
+	case DEVLINK_CMD_TRAP_POLICER_NEW:
+	case DEVLINK_CMD_TRAP_POLICER_DEL:
+		return "trap-policer";
+	case DEVLINK_CMD_LINECARD_GET:
+	case DEVLINK_CMD_LINECARD_SET:
+	case DEVLINK_CMD_LINECARD_NEW:
+	case DEVLINK_CMD_LINECARD_DEL:
+		return "lc";
+	default: return "<unknown obj>";
+	}
+}
+
+static void pr_out_mon_header(uint8_t cmd)
+{
+	if (!is_json_context()) {
+		pr_out("[%s,%s] ", cmd_obj(cmd), cmd_name(cmd));
+	} else {
+		open_json_object(NULL);
+		print_string(PRINT_JSON, "command", NULL, cmd_name(cmd));
+		open_json_object(cmd_obj(cmd));
+	}
+}
+
+static void pr_out_mon_footer(void)
+{
+	if (is_json_context()) {
+		close_json_object();
+		close_json_object();
+	}
+}
+
+static bool cmd_filter_check(struct dl *dl, uint8_t cmd)
+{
+	const char *obj = cmd_obj(cmd);
+	unsigned int index = 0;
+	const char *cur_obj;
+
+	if (dl_no_arg(dl))
+		return true;
+	while ((cur_obj = dl_argv_index(dl, index++))) {
+		if (strcmp(cur_obj, obj) == 0 || strcmp(cur_obj, "all") == 0)
+			return true;
+	}
+	return false;
+}
+
+static void pr_out_flash_update(struct dl *dl, struct nlattr **tb)
+{
+	__pr_out_handle_start(dl, tb, true, false);
+
+	if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG]) {
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "msg", "msg %s",
+			     mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG]));
+	}
+	if (tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT]) {
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "component", "component %s",
+			     mnl_attr_get_str(tb[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT]));
+	}
+
+	if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE])
+		pr_out_u64(dl, "done",
+			   mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE]));
+
+	if (tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL])
+		pr_out_u64(dl, "total",
+			   mnl_attr_get_u64(tb[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL]));
+
+	pr_out_handle_end(dl);
+}
+
+static void pr_out_region(struct dl *dl, struct nlattr **tb);
+static void pr_out_health(struct dl *dl, struct nlattr **tb_health,
+			  bool show_device, bool show_port);
+static void pr_out_trap(struct dl *dl, struct nlattr **tb, bool array);
+static void pr_out_trap_group(struct dl *dl, struct nlattr **tb, bool array);
+static void pr_out_trap_policer(struct dl *dl, struct nlattr **tb, bool array);
+
+static int cmd_mon_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dl *dl = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	uint8_t cmd = genl->cmd;
+
+	if (!cmd_filter_check(dl, cmd))
+		return MNL_CB_OK;
+
+	switch (cmd) {
+	case DEVLINK_CMD_GET: /* fall through */
+	case DEVLINK_CMD_SET: /* fall through */
+	case DEVLINK_CMD_NEW: /* fall through */
+	case DEVLINK_CMD_DEL:
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		dl->stats = true;
+		pr_out_dev(dl, nlh, tb);
+		pr_out_mon_footer();
+		break;
+	case DEVLINK_CMD_PORT_GET: /* fall through */
+	case DEVLINK_CMD_PORT_SET: /* fall through */
+	case DEVLINK_CMD_PORT_NEW: /* fall through */
+	case DEVLINK_CMD_PORT_DEL:
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+		    !tb[DEVLINK_ATTR_PORT_INDEX])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		pr_out_port(dl, tb);
+		pr_out_mon_footer();
+		break;
+	case DEVLINK_CMD_PARAM_GET: /* fall through */
+	case DEVLINK_CMD_PARAM_SET: /* fall through */
+	case DEVLINK_CMD_PARAM_NEW: /* fall through */
+	case DEVLINK_CMD_PARAM_DEL:
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+		    !tb[DEVLINK_ATTR_PARAM])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		pr_out_param(dl, tb, false, false);
+		pr_out_mon_footer();
+		break;
+	case DEVLINK_CMD_REGION_GET: /* fall through */
+	case DEVLINK_CMD_REGION_SET: /* fall through */
+	case DEVLINK_CMD_REGION_NEW: /* fall through */
+	case DEVLINK_CMD_REGION_DEL:
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+		    !tb[DEVLINK_ATTR_REGION_NAME])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		pr_out_region(dl, tb);
+		pr_out_mon_footer();
+		break;
+	case DEVLINK_CMD_FLASH_UPDATE: /* fall through */
+	case DEVLINK_CMD_FLASH_UPDATE_END: /* fall through */
+	case DEVLINK_CMD_FLASH_UPDATE_STATUS:
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		pr_out_flash_update(dl, tb);
+		pr_out_mon_footer();
+		break;
+	case DEVLINK_CMD_HEALTH_REPORTER_RECOVER:
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+		    !tb[DEVLINK_ATTR_HEALTH_REPORTER])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		pr_out_health(dl, tb, true, true);
+		pr_out_mon_footer();
+		break;
+	case DEVLINK_CMD_TRAP_GET: /* fall through */
+	case DEVLINK_CMD_TRAP_SET: /* fall through */
+	case DEVLINK_CMD_TRAP_NEW: /* fall through */
+	case DEVLINK_CMD_TRAP_DEL:
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+		    !tb[DEVLINK_ATTR_TRAP_NAME] ||
+		    !tb[DEVLINK_ATTR_TRAP_TYPE] ||
+		    !tb[DEVLINK_ATTR_TRAP_ACTION] ||
+		    !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] ||
+		    !tb[DEVLINK_ATTR_TRAP_METADATA] ||
+		    !tb[DEVLINK_ATTR_STATS])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		pr_out_trap(dl, tb, false);
+		pr_out_mon_footer();
+		break;
+	case DEVLINK_CMD_TRAP_GROUP_GET: /* fall through */
+	case DEVLINK_CMD_TRAP_GROUP_SET: /* fall through */
+	case DEVLINK_CMD_TRAP_GROUP_NEW: /* fall through */
+	case DEVLINK_CMD_TRAP_GROUP_DEL:
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+		    !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] ||
+		    !tb[DEVLINK_ATTR_STATS])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		pr_out_trap_group(dl, tb, false);
+		pr_out_mon_footer();
+		break;
+	case DEVLINK_CMD_TRAP_POLICER_GET: /* fall through */
+	case DEVLINK_CMD_TRAP_POLICER_SET: /* fall through */
+	case DEVLINK_CMD_TRAP_POLICER_NEW: /* fall through */
+	case DEVLINK_CMD_TRAP_POLICER_DEL: /* fall through */
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+		    !tb[DEVLINK_ATTR_TRAP_POLICER_ID] ||
+		    !tb[DEVLINK_ATTR_TRAP_POLICER_RATE] ||
+		    !tb[DEVLINK_ATTR_TRAP_POLICER_BURST])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		pr_out_trap_policer(dl, tb, false);
+		pr_out_mon_footer();
+		break;
+	case DEVLINK_CMD_LINECARD_GET: /* fall through */
+	case DEVLINK_CMD_LINECARD_SET: /* fall through */
+	case DEVLINK_CMD_LINECARD_NEW: /* fall through */
+	case DEVLINK_CMD_LINECARD_DEL:
+		mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+		if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+		    !tb[DEVLINK_ATTR_LINECARD_INDEX])
+			return MNL_CB_ERROR;
+		pr_out_mon_header(genl->cmd);
+		pr_out_linecard(dl, tb);
+		pr_out_mon_footer();
+		break;
+	}
+	fflush(stdout);
+	return MNL_CB_OK;
+}
+
+static int cmd_mon_show(struct dl *dl)
+{
+	int err;
+	unsigned int index = 0;
+	const char *cur_obj;
+
+	while ((cur_obj = dl_argv_index(dl, index++))) {
+		if (strcmp(cur_obj, "all") != 0 &&
+		    strcmp(cur_obj, "dev") != 0 &&
+		    strcmp(cur_obj, "port") != 0 &&
+		    strcmp(cur_obj, "health") != 0 &&
+		    strcmp(cur_obj, "trap") != 0 &&
+		    strcmp(cur_obj, "trap-group") != 0 &&
+		    strcmp(cur_obj, "trap-policer") != 0 &&
+		    strcmp(cur_obj, "lc") != 0) {
+			pr_err("Unknown object \"%s\"\n", cur_obj);
+			return -EINVAL;
+		}
+	}
+	err = _mnlg_socket_group_add(&dl->nlg, DEVLINK_GENL_MCGRP_CONFIG_NAME);
+	if (err)
+		return err;
+	open_json_object(NULL);
+	open_json_array(PRINT_JSON, "mon");
+	err = _mnlg_socket_recv_run_intr(&dl->nlg, cmd_mon_show_cb, dl);
+	close_json_array(PRINT_JSON, NULL);
+	close_json_object();
+	if (err)
+		return err;
+	return 0;
+}
+
+static void cmd_mon_help(void)
+{
+	pr_err("Usage: devlink monitor [ all | OBJECT-LIST ]\n"
+	       "where  OBJECT-LIST := { dev | port | lc | health | trap | trap-group | trap-policer }\n");
+}
+
+static int cmd_mon(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_mon_help();
+		return 0;
+	}
+	return cmd_mon_show(dl);
+}
+
+struct dpipe_field {
+	char *name;
+	unsigned int id;
+	unsigned int bitwidth;
+	enum devlink_dpipe_field_mapping_type mapping_type;
+};
+
+struct dpipe_header {
+	struct list_head list;
+	char *name;
+	unsigned int id;
+	struct dpipe_field *fields;
+	unsigned int fields_count;
+};
+
+struct dpipe_table {
+	struct list_head list;
+	char *name;
+	unsigned int resource_id;
+	bool resource_valid;
+};
+
+struct dpipe_tables {
+	struct list_head table_list;
+};
+
+struct resource {
+	char *name;
+	uint64_t size;
+	uint64_t size_new;
+	uint64_t size_min;
+	uint64_t size_max;
+	uint64_t size_gran;
+	enum devlink_resource_unit unit;
+	bool size_valid;
+	uint64_t size_occ;
+	bool occ_valid;
+	uint64_t id;
+	struct list_head list;
+	struct list_head resource_list;
+	struct resource *parent;
+};
+
+struct resources {
+	struct list_head resource_list;
+};
+
+struct resource_ctx {
+	struct dl *dl;
+	int err;
+	struct resources *resources;
+	struct dpipe_tables *tables;
+	bool print_resources;
+	bool pending_change;
+};
+
+static struct resource *resource_alloc(void)
+{
+	struct resource *resource;
+
+	resource = calloc(1, sizeof(struct resource));
+	if (!resource)
+		return NULL;
+	INIT_LIST_HEAD(&resource->resource_list);
+	return resource;
+}
+
+static void resource_free(struct resource *resource)
+{
+	struct resource *child_resource, *tmp;
+
+	list_for_each_entry_safe(child_resource, tmp, &resource->resource_list,
+				 list) {
+		free(child_resource->name);
+		resource_free(child_resource);
+	}
+	free(resource);
+}
+
+static struct resources *resources_alloc(void)
+{
+	struct resources *resources;
+
+	resources = calloc(1, sizeof(struct resources));
+	if (!resources)
+		return NULL;
+	INIT_LIST_HEAD(&resources->resource_list);
+	return resources;
+}
+
+static void resources_free(struct resources *resources)
+{
+	struct resource *resource, *tmp;
+
+	list_for_each_entry_safe(resource, tmp, &resources->resource_list, list)
+		resource_free(resource);
+}
+
+static int resource_ctx_init(struct resource_ctx *ctx, struct dl *dl)
+{
+	ctx->resources = resources_alloc();
+	if (!ctx->resources)
+		return -ENOMEM;
+	ctx->dl = dl;
+	return 0;
+}
+
+static void resource_ctx_fini(struct resource_ctx *ctx)
+{
+	resources_free(ctx->resources);
+}
+
+struct dpipe_ctx {
+	struct dl *dl;
+	int err;
+	struct list_head global_headers;
+	struct list_head local_headers;
+	struct dpipe_tables *tables;
+	struct resources *resources;
+	bool print_headers;
+	bool print_tables;
+};
+
+static struct dpipe_header *dpipe_header_alloc(unsigned int fields_count)
+{
+	struct dpipe_header *header;
+
+	header = calloc(1, sizeof(struct dpipe_header));
+	if (!header)
+		return NULL;
+	header->fields = calloc(fields_count, sizeof(struct dpipe_field));
+	if (!header->fields)
+		goto err_fields_alloc;
+	header->fields_count = fields_count;
+	return header;
+
+err_fields_alloc:
+	free(header);
+	return NULL;
+}
+
+static void dpipe_header_free(struct dpipe_header *header)
+{
+	free(header->fields);
+	free(header);
+}
+
+static void dpipe_header_clear(struct dpipe_header *header)
+{
+	struct dpipe_field *field;
+	int i;
+
+	for (i = 0; i < header->fields_count; i++) {
+		field = &header->fields[i];
+		free(field->name);
+	}
+	free(header->name);
+}
+
+static void dpipe_header_add(struct dpipe_ctx *ctx,
+			     struct dpipe_header *header, bool global)
+{
+	if (global)
+		list_add(&header->list, &ctx->global_headers);
+	else
+		list_add(&header->list, &ctx->local_headers);
+}
+
+static void dpipe_header_del(struct dpipe_header *header)
+{
+	list_del(&header->list);
+}
+
+static struct dpipe_table *dpipe_table_alloc(void)
+{
+	return calloc(1, sizeof(struct dpipe_table));
+}
+
+static void dpipe_table_free(struct dpipe_table *table)
+{
+	free(table);
+}
+
+static struct dpipe_tables *dpipe_tables_alloc(void)
+{
+	struct dpipe_tables *tables;
+
+	tables = calloc(1, sizeof(struct dpipe_tables));
+	if (!tables)
+		return NULL;
+	INIT_LIST_HEAD(&tables->table_list);
+	return tables;
+}
+
+static void dpipe_tables_free(struct dpipe_tables *tables)
+{
+	struct dpipe_table *table, *tmp;
+
+	list_for_each_entry_safe(table, tmp, &tables->table_list, list)
+		dpipe_table_free(table);
+	free(tables);
+}
+
+static int dpipe_ctx_init(struct dpipe_ctx *ctx, struct dl *dl)
+{
+	ctx->tables = dpipe_tables_alloc();
+	if (!ctx->tables)
+		return -ENOMEM;
+
+	ctx->dl = dl;
+	INIT_LIST_HEAD(&ctx->global_headers);
+	INIT_LIST_HEAD(&ctx->local_headers);
+	return 0;
+}
+
+static void dpipe_ctx_fini(struct dpipe_ctx *ctx)
+{
+	struct dpipe_header *header, *tmp;
+
+	list_for_each_entry_safe(header, tmp, &ctx->global_headers,
+				 list) {
+		dpipe_header_del(header);
+		dpipe_header_clear(header);
+		dpipe_header_free(header);
+	}
+	list_for_each_entry_safe(header, tmp, &ctx->local_headers,
+				 list) {
+		dpipe_header_del(header);
+		dpipe_header_clear(header);
+		dpipe_header_free(header);
+	}
+	dpipe_tables_free(ctx->tables);
+}
+
+static const char *dpipe_header_id2s(struct dpipe_ctx *ctx,
+				     uint32_t header_id, bool global)
+{
+	struct list_head *header_list;
+	struct dpipe_header *header;
+
+	if (global)
+		header_list = &ctx->global_headers;
+	else
+		header_list = &ctx->local_headers;
+	list_for_each_entry(header, header_list, list) {
+		if (header->id != header_id)
+			continue;
+		return header->name;
+	}
+	return NULL;
+}
+
+static const char *dpipe_field_id2s(struct dpipe_ctx *ctx,
+				    uint32_t header_id,
+				    uint32_t field_id, bool global)
+{
+	struct list_head *header_list;
+	struct dpipe_header *header;
+
+	if (global)
+		header_list = &ctx->global_headers;
+	else
+		header_list = &ctx->local_headers;
+	list_for_each_entry(header, header_list, list) {
+		if (header->id != header_id)
+			continue;
+		return header->fields[field_id].name;
+	}
+	return NULL;
+}
+
+static const char *
+dpipe_field_mapping_e2s(enum devlink_dpipe_field_mapping_type mapping_type)
+{
+	switch (mapping_type) {
+	case DEVLINK_DPIPE_FIELD_MAPPING_TYPE_NONE:
+		return NULL;
+	case DEVLINK_DPIPE_FIELD_MAPPING_TYPE_IFINDEX:
+		return "ifindex";
+	default:
+		return "<unknown>";
+	}
+}
+
+static const char *
+dpipe_mapping_get(struct dpipe_ctx *ctx, uint32_t header_id,
+		  uint32_t field_id, bool global)
+{
+	enum devlink_dpipe_field_mapping_type mapping_type;
+	struct list_head *header_list;
+	struct dpipe_header *header;
+
+	if (global)
+		header_list = &ctx->global_headers;
+	else
+		header_list = &ctx->local_headers;
+	list_for_each_entry(header, header_list, list) {
+		if (header->id != header_id)
+			continue;
+		mapping_type = header->fields[field_id].mapping_type;
+		return dpipe_field_mapping_e2s(mapping_type);
+	}
+	return NULL;
+}
+
+static void pr_out_dpipe_fields(struct dpipe_ctx *ctx,
+				struct dpipe_field *fields,
+				unsigned int field_count)
+{
+	struct dpipe_field *field;
+	int i;
+
+	for (i = 0; i < field_count; i++) {
+		field = &fields[i];
+		pr_out_entry_start(ctx->dl);
+		check_indent_newline(ctx->dl);
+		print_string(PRINT_ANY, "name", "name %s", field->name);
+		if (ctx->dl->verbose)
+			print_uint(PRINT_ANY, "id", " id %u", field->id);
+		print_uint(PRINT_ANY, "bitwidth", " bitwidth %u", field->bitwidth);
+		if (field->mapping_type) {
+			print_string(PRINT_ANY, "mapping_type", " mapping_type %s",
+				     dpipe_field_mapping_e2s(field->mapping_type));
+		}
+		pr_out_entry_end(ctx->dl);
+	}
+}
+
+static void
+pr_out_dpipe_header(struct dpipe_ctx *ctx, struct nlattr **tb,
+		    struct dpipe_header *header, bool global)
+{
+	pr_out_handle_start_arr(ctx->dl, tb);
+	check_indent_newline(ctx->dl);
+	print_string(PRINT_ANY, "name", "name %s", header->name);
+	if (ctx->dl->verbose) {
+		print_uint(PRINT_ANY, "id", " id %u", header->id);
+		print_bool(PRINT_ANY, "global", " global %s", global);
+	}
+	pr_out_array_start(ctx->dl, "field");
+	pr_out_dpipe_fields(ctx, header->fields,
+			    header->fields_count);
+	pr_out_array_end(ctx->dl);
+	pr_out_handle_end(ctx->dl);
+}
+
+static void pr_out_dpipe_headers(struct dpipe_ctx *ctx,
+				 struct nlattr **tb)
+{
+	struct dpipe_header *header;
+
+	list_for_each_entry(header, &ctx->local_headers, list)
+		pr_out_dpipe_header(ctx, tb, header, false);
+
+	list_for_each_entry(header, &ctx->global_headers, list)
+		pr_out_dpipe_header(ctx, tb, header, true);
+}
+
+static int dpipe_header_field_get(struct nlattr *nl, struct dpipe_field *field)
+{
+	struct nlattr *nla_field[DEVLINK_ATTR_MAX + 1] = {};
+	const char *name;
+	int err;
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_field);
+	if (err != MNL_CB_OK)
+		return -EINVAL;
+	if (!nla_field[DEVLINK_ATTR_DPIPE_FIELD_ID] ||
+	    !nla_field[DEVLINK_ATTR_DPIPE_FIELD_NAME] ||
+	    !nla_field[DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH] ||
+	    !nla_field[DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE])
+		return -EINVAL;
+
+	name = mnl_attr_get_str(nla_field[DEVLINK_ATTR_DPIPE_FIELD_NAME]);
+	field->id = mnl_attr_get_u32(nla_field[DEVLINK_ATTR_DPIPE_FIELD_ID]);
+	field->bitwidth = mnl_attr_get_u32(nla_field[DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH]);
+	field->name = strdup(name);
+	if (!field->name)
+		return -ENOMEM;
+	field->mapping_type = mnl_attr_get_u32(nla_field[DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE]);
+	return 0;
+}
+
+static int dpipe_header_fields_get(struct nlattr *nla_fields,
+				   struct dpipe_field *fields)
+{
+	struct nlattr *nla_field;
+	int count = 0;
+	int err;
+
+	mnl_attr_for_each_nested(nla_field, nla_fields) {
+		err = dpipe_header_field_get(nla_field, &fields[count]);
+		if (err)
+			return err;
+		count++;
+	}
+	return 0;
+}
+
+static unsigned int dpipe_header_field_count_get(struct nlattr *nla_fields)
+{
+	struct nlattr *nla_field;
+	unsigned int count = 0;
+
+	mnl_attr_for_each_nested(nla_field, nla_fields)
+		count++;
+	return count;
+}
+
+static int dpipe_header_get(struct dpipe_ctx *ctx, struct nlattr *nl)
+{
+	struct nlattr *nla_header[DEVLINK_ATTR_MAX + 1] = {};
+	struct dpipe_header *header;
+	unsigned int fields_count;
+	const char *header_name;
+	bool global;
+	int err;
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_header);
+	if (err != MNL_CB_OK)
+		return -EINVAL;
+
+	if (!nla_header[DEVLINK_ATTR_DPIPE_HEADER_NAME] ||
+	    !nla_header[DEVLINK_ATTR_DPIPE_HEADER_ID] ||
+	    !nla_header[DEVLINK_ATTR_DPIPE_HEADER_FIELDS])
+		return -EINVAL;
+
+	fields_count = dpipe_header_field_count_get(nla_header[DEVLINK_ATTR_DPIPE_HEADER_FIELDS]);
+	header = dpipe_header_alloc(fields_count);
+	if (!header)
+		return -ENOMEM;
+
+	header_name = mnl_attr_get_str(nla_header[DEVLINK_ATTR_DPIPE_HEADER_NAME]);
+	header->name = strdup(header_name);
+	header->id = mnl_attr_get_u32(nla_header[DEVLINK_ATTR_DPIPE_HEADER_ID]);
+	header->fields_count = fields_count;
+	global = !!mnl_attr_get_u8(nla_header[DEVLINK_ATTR_DPIPE_HEADER_GLOBAL]);
+
+	err = dpipe_header_fields_get(nla_header[DEVLINK_ATTR_DPIPE_HEADER_FIELDS],
+				      header->fields);
+	if (err)
+		goto err_field_get;
+	dpipe_header_add(ctx, header, global);
+	return 0;
+
+err_field_get:
+	dpipe_header_free(header);
+	return err;
+}
+
+static int dpipe_headers_get(struct dpipe_ctx *ctx, struct nlattr **tb)
+{
+	struct nlattr *nla_headers = tb[DEVLINK_ATTR_DPIPE_HEADERS];
+	struct nlattr *nla_header;
+	int err;
+
+	mnl_attr_for_each_nested(nla_header, nla_headers) {
+		err = dpipe_header_get(ctx, nla_header);
+		if (err)
+			return err;
+	}
+	return 0;
+}
+
+static int cmd_dpipe_header_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dpipe_ctx *ctx = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	int err;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_DPIPE_HEADERS])
+		return MNL_CB_ERROR;
+	err = dpipe_headers_get(ctx, tb);
+	if (err) {
+		ctx->err = err;
+		return MNL_CB_ERROR;
+	}
+
+	if (ctx->print_headers)
+		pr_out_dpipe_headers(ctx, tb);
+	return MNL_CB_OK;
+}
+
+static int cmd_dpipe_headers_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	struct dpipe_ctx ctx = {};
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_DPIPE_HEADERS_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	err = dpipe_ctx_init(&ctx, dl);
+	if (err)
+		return err;
+
+	ctx.print_headers = true;
+
+	pr_out_section_start(dl, "header");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dpipe_header_cb, &ctx);
+	if (err)
+		pr_err("error get headers %s\n", strerror(ctx.err));
+	pr_out_section_end(dl);
+
+	dpipe_ctx_fini(&ctx);
+	return err;
+}
+
+static void cmd_dpipe_help(void)
+{
+	pr_err("Usage: devlink dpipe table show DEV [ name TABLE_NAME ]\n");
+	pr_err("       devlink dpipe table set DEV name TABLE_NAME\n");
+	pr_err("                               [ counters_enabled { true | false } ]\n");
+	pr_err("       devlink dpipe table dump DEV name TABLE_NAME\n");
+	pr_err("       devlink dpipe header show DEV\n");
+}
+
+static int cmd_dpipe_header(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_dpipe_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show")) {
+		dl_arg_inc(dl);
+		return cmd_dpipe_headers_show(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static const char
+*dpipe_action_type_e2s(enum devlink_dpipe_action_type action_type)
+{
+	switch (action_type) {
+	case DEVLINK_DPIPE_ACTION_TYPE_FIELD_MODIFY:
+		return "field_modify";
+	default:
+		return "<unknown>";
+	}
+}
+
+struct dpipe_op_info {
+	uint32_t header_id;
+	uint32_t field_id;
+	bool header_global;
+};
+
+struct dpipe_action {
+	struct dpipe_op_info info;
+	uint32_t type;
+};
+
+static void pr_out_dpipe_action(struct dpipe_action *action,
+				struct dpipe_ctx *ctx)
+{
+	struct dpipe_op_info *op_info = &action->info;
+	const char *mapping;
+
+	check_indent_newline(ctx->dl);
+	print_string(PRINT_ANY, "type", "type %s",
+		     dpipe_action_type_e2s(action->type));
+	print_string(PRINT_ANY, "header", " header %s",
+		     dpipe_header_id2s(ctx, op_info->header_id,
+				       op_info->header_global));
+	print_string(PRINT_ANY, "field", " field %s",
+		     dpipe_field_id2s(ctx, op_info->header_id,
+				      op_info->field_id,
+				      op_info->header_global));
+	mapping = dpipe_mapping_get(ctx, op_info->header_id,
+				    op_info->field_id,
+				    op_info->header_global);
+	if (mapping)
+		print_string(PRINT_ANY, "mapping", " mapping %s", mapping);
+}
+
+static int dpipe_action_parse(struct dpipe_action *action, struct nlattr *nl)
+{
+	struct nlattr *nla_action[DEVLINK_ATTR_MAX + 1] = {};
+	int err;
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_action);
+	if (err != MNL_CB_OK)
+		return -EINVAL;
+
+	if (!nla_action[DEVLINK_ATTR_DPIPE_ACTION_TYPE] ||
+	    !nla_action[DEVLINK_ATTR_DPIPE_HEADER_INDEX] ||
+	    !nla_action[DEVLINK_ATTR_DPIPE_HEADER_ID] ||
+	    !nla_action[DEVLINK_ATTR_DPIPE_FIELD_ID]) {
+		return -EINVAL;
+	}
+
+	action->type = mnl_attr_get_u32(nla_action[DEVLINK_ATTR_DPIPE_ACTION_TYPE]);
+	action->info.header_id = mnl_attr_get_u32(nla_action[DEVLINK_ATTR_DPIPE_HEADER_ID]);
+	action->info.field_id = mnl_attr_get_u32(nla_action[DEVLINK_ATTR_DPIPE_FIELD_ID]);
+	action->info.header_global = !!mnl_attr_get_u8(nla_action[DEVLINK_ATTR_DPIPE_HEADER_GLOBAL]);
+
+	return 0;
+}
+
+static int dpipe_table_actions_show(struct dpipe_ctx *ctx,
+				    struct nlattr *nla_actions)
+{
+	struct nlattr *nla_action;
+	struct dpipe_action action;
+
+	mnl_attr_for_each_nested(nla_action, nla_actions) {
+		pr_out_entry_start(ctx->dl);
+		if (dpipe_action_parse(&action, nla_action))
+			goto err_action_parse;
+		pr_out_dpipe_action(&action, ctx);
+		pr_out_entry_end(ctx->dl);
+	}
+	return 0;
+
+err_action_parse:
+	pr_out_entry_end(ctx->dl);
+	return -EINVAL;
+}
+
+static const char *
+dpipe_match_type_e2s(enum devlink_dpipe_match_type match_type)
+{
+	switch (match_type) {
+	case DEVLINK_DPIPE_MATCH_TYPE_FIELD_EXACT:
+		return "field_exact";
+	default:
+		return "<unknown>";
+	}
+}
+
+struct dpipe_match {
+	struct dpipe_op_info info;
+	uint32_t type;
+};
+
+static void pr_out_dpipe_match(struct dpipe_match *match,
+			       struct dpipe_ctx *ctx)
+{
+	struct dpipe_op_info *op_info = &match->info;
+	const char *mapping;
+
+	check_indent_newline(ctx->dl);
+	print_string(PRINT_ANY, "type", "type %s",
+		     dpipe_match_type_e2s(match->type));
+	print_string(PRINT_ANY, "header", " header %s",
+		     dpipe_header_id2s(ctx, op_info->header_id,
+				       op_info->header_global));
+	print_string(PRINT_ANY, "field", " field %s",
+		     dpipe_field_id2s(ctx, op_info->header_id,
+				      op_info->field_id,
+				      op_info->header_global));
+	mapping = dpipe_mapping_get(ctx, op_info->header_id,
+				    op_info->field_id,
+				    op_info->header_global);
+	if (mapping)
+		print_string(PRINT_ANY, "mapping", " mapping %s", mapping);
+}
+
+static int dpipe_match_parse(struct dpipe_match *match,
+			     struct nlattr *nl)
+
+{
+	struct nlattr *nla_match[DEVLINK_ATTR_MAX + 1] = {};
+	int err;
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_match);
+	if (err != MNL_CB_OK)
+		return -EINVAL;
+
+	if (!nla_match[DEVLINK_ATTR_DPIPE_MATCH_TYPE] ||
+	    !nla_match[DEVLINK_ATTR_DPIPE_HEADER_INDEX] ||
+	    !nla_match[DEVLINK_ATTR_DPIPE_HEADER_ID] ||
+	    !nla_match[DEVLINK_ATTR_DPIPE_FIELD_ID]) {
+		return -EINVAL;
+	}
+
+	match->type = mnl_attr_get_u32(nla_match[DEVLINK_ATTR_DPIPE_MATCH_TYPE]);
+	match->info.header_id = mnl_attr_get_u32(nla_match[DEVLINK_ATTR_DPIPE_HEADER_ID]);
+	match->info.field_id = mnl_attr_get_u32(nla_match[DEVLINK_ATTR_DPIPE_FIELD_ID]);
+	match->info.header_global = !!mnl_attr_get_u8(nla_match[DEVLINK_ATTR_DPIPE_HEADER_GLOBAL]);
+
+	return 0;
+}
+
+static int dpipe_table_matches_show(struct dpipe_ctx *ctx,
+				    struct nlattr *nla_matches)
+{
+	struct nlattr *nla_match;
+	struct dpipe_match match;
+
+	mnl_attr_for_each_nested(nla_match, nla_matches) {
+		pr_out_entry_start(ctx->dl);
+		if (dpipe_match_parse(&match, nla_match))
+			goto err_match_parse;
+		pr_out_dpipe_match(&match, ctx);
+		pr_out_entry_end(ctx->dl);
+	}
+	return 0;
+
+err_match_parse:
+	pr_out_entry_end(ctx->dl);
+	return -EINVAL;
+}
+
+static struct resource *
+resource_find(struct resources *resources, struct resource *resource,
+	      uint64_t resource_id)
+{
+	struct list_head *list_head;
+
+	if (!resource)
+		list_head = &resources->resource_list;
+	else
+		list_head = &resource->resource_list;
+
+	list_for_each_entry(resource, list_head, list) {
+		struct resource *child_resource;
+
+		if (resource->id == resource_id)
+			return resource;
+
+		child_resource = resource_find(resources, resource,
+					       resource_id);
+		if (child_resource)
+			return child_resource;
+	}
+	return NULL;
+}
+
+static void
+resource_path_print(struct dl *dl, struct resources *resources,
+		    uint64_t resource_id)
+{
+	struct resource *resource, *parent_resource;
+	const char del[] = "/";
+	int path_len = 0;
+	char *path;
+
+	resource = resource_find(resources, NULL, resource_id);
+	if (!resource)
+		return;
+
+	for (parent_resource = resource; parent_resource;
+	     parent_resource = parent_resource->parent)
+		path_len += strlen(parent_resource->name) + 1;
+
+	path_len++;
+	path = calloc(1, path_len);
+	if (!path)
+		return;
+
+	path += path_len - 1;
+	for (parent_resource = resource; parent_resource;
+		parent_resource = parent_resource->parent) {
+		path -= strlen(parent_resource->name);
+		memcpy(path, parent_resource->name,
+		       strlen(parent_resource->name));
+		path -= strlen(del);
+		memcpy(path, del, strlen(del));
+	}
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "resource_path", "resource_path %s", path);
+	free(path);
+}
+
+static int dpipe_table_show(struct dpipe_ctx *ctx, struct nlattr *nl)
+{
+	struct nlattr *nla_table[DEVLINK_ATTR_MAX + 1] = {};
+	struct dpipe_table *table;
+	uint32_t resource_units;
+	bool counters_enabled;
+	bool resource_valid;
+	uint32_t size;
+	int err;
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_table);
+	if (err != MNL_CB_OK)
+		return -EINVAL;
+
+	if (!nla_table[DEVLINK_ATTR_DPIPE_TABLE_NAME] ||
+	    !nla_table[DEVLINK_ATTR_DPIPE_TABLE_SIZE] ||
+	    !nla_table[DEVLINK_ATTR_DPIPE_TABLE_ACTIONS] ||
+	    !nla_table[DEVLINK_ATTR_DPIPE_TABLE_MATCHES] ||
+	    !nla_table[DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED]) {
+		return -EINVAL;
+	}
+
+	table = dpipe_table_alloc();
+	if (!table)
+		return -ENOMEM;
+
+	table->name = strdup(mnl_attr_get_str(nla_table[DEVLINK_ATTR_DPIPE_TABLE_NAME]));
+	size = mnl_attr_get_u32(nla_table[DEVLINK_ATTR_DPIPE_TABLE_SIZE]);
+	counters_enabled = !!mnl_attr_get_u8(nla_table[DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED]);
+
+	resource_valid = nla_table[DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_ID] &&
+			 ctx->resources;
+	if (resource_valid) {
+		table->resource_id = mnl_attr_get_u64(nla_table[DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_ID]);
+		table->resource_valid = true;
+	}
+
+	list_add_tail(&table->list, &ctx->tables->table_list);
+	if (!ctx->print_tables)
+		return 0;
+
+	check_indent_newline(ctx->dl);
+	print_string(PRINT_ANY, "name", "name %s", table->name);
+	print_uint(PRINT_ANY, "size", " size %u", size);
+	print_bool(PRINT_ANY, "counters_enabled", " counters_enabled %s", counters_enabled);
+
+	if (resource_valid) {
+		resource_units = mnl_attr_get_u32(nla_table[DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_UNITS]);
+		resource_path_print(ctx->dl, ctx->resources,
+				    table->resource_id);
+		print_uint(PRINT_ANY, "resource_units", " resource_units %u",
+			   resource_units);
+	}
+
+	pr_out_array_start(ctx->dl, "match");
+	if (dpipe_table_matches_show(ctx, nla_table[DEVLINK_ATTR_DPIPE_TABLE_MATCHES]))
+		goto err_matches_show;
+	pr_out_array_end(ctx->dl);
+
+	pr_out_array_start(ctx->dl, "action");
+	if (dpipe_table_actions_show(ctx, nla_table[DEVLINK_ATTR_DPIPE_TABLE_ACTIONS]))
+		goto err_actions_show;
+	pr_out_array_end(ctx->dl);
+
+	return 0;
+
+err_actions_show:
+err_matches_show:
+	pr_out_array_end(ctx->dl);
+	return -EINVAL;
+}
+
+static int dpipe_tables_show(struct dpipe_ctx *ctx, struct nlattr **tb)
+{
+	struct nlattr *nla_tables = tb[DEVLINK_ATTR_DPIPE_TABLES];
+	struct nlattr *nla_table;
+
+	mnl_attr_for_each_nested(nla_table, nla_tables) {
+		if (ctx->print_tables)
+			pr_out_handle_start_arr(ctx->dl, tb);
+		if (dpipe_table_show(ctx, nla_table))
+			goto err_table_show;
+		if (ctx->print_tables)
+			pr_out_handle_end(ctx->dl);
+	}
+	return 0;
+
+err_table_show:
+	if (ctx->print_tables)
+		pr_out_handle_end(ctx->dl);
+	return -EINVAL;
+}
+
+static int cmd_dpipe_table_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dpipe_ctx *ctx = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_DPIPE_TABLES])
+		return MNL_CB_ERROR;
+
+	if (dpipe_tables_show(ctx, tb))
+		return MNL_CB_ERROR;
+	return MNL_CB_OK;
+}
+
+static int cmd_resource_dump_cb(const struct nlmsghdr *nlh, void *data);
+
+static int cmd_dpipe_table_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	struct dpipe_ctx dpipe_ctx = {};
+	struct resource_ctx resource_ctx = {};
+	uint16_t flags = NLM_F_REQUEST;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE, DL_OPT_DPIPE_TABLE_NAME);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_DPIPE_HEADERS_GET, flags);
+
+	err = dpipe_ctx_init(&dpipe_ctx, dl);
+	if (err)
+		return err;
+
+	dpipe_ctx.print_tables = true;
+
+	dl_opts_put(nlh, dl);
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dpipe_header_cb,
+				  &dpipe_ctx);
+	if (err) {
+		pr_err("error get headers %s\n", strerror(dpipe_ctx.err));
+		goto err_headers_get;
+	}
+
+	err = resource_ctx_init(&resource_ctx, dl);
+	if (err)
+		goto err_resource_ctx_init;
+
+	resource_ctx.print_resources = false;
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RESOURCE_DUMP, flags);
+	dl_opts_put(nlh, dl);
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_resource_dump_cb,
+				  &resource_ctx);
+	if (!err)
+		dpipe_ctx.resources = resource_ctx.resources;
+
+	flags = NLM_F_REQUEST | NLM_F_ACK;
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_DPIPE_TABLE_GET, flags);
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "table");
+	mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dpipe_table_show_cb, &dpipe_ctx);
+	pr_out_section_end(dl);
+
+	resource_ctx_fini(&resource_ctx);
+	dpipe_ctx_fini(&dpipe_ctx);
+	return 0;
+
+err_resource_ctx_init:
+err_headers_get:
+	dpipe_ctx_fini(&dpipe_ctx);
+	return err;
+}
+
+static int cmd_dpipe_table_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_DPIPE_TABLE_NAME |
+			    DL_OPT_DPIPE_TABLE_COUNTERS, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_DPIPE_TABLE_COUNTERS_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+enum dpipe_value_type {
+	DPIPE_VALUE_TYPE_VALUE,
+	DPIPE_VALUE_TYPE_MASK,
+};
+
+static const char *
+dpipe_value_type_e2s(enum dpipe_value_type type)
+{
+	switch (type) {
+	case DPIPE_VALUE_TYPE_VALUE:
+		return "value";
+	case DPIPE_VALUE_TYPE_MASK:
+		return "value_mask";
+	default:
+		return "<unknown>";
+	}
+}
+
+struct dpipe_field_printer {
+	unsigned int field_id;
+	void (*printer)(struct dpipe_ctx *, enum dpipe_value_type, void *);
+};
+
+struct dpipe_header_printer {
+	struct dpipe_field_printer *printers;
+	unsigned int printers_count;
+	unsigned int header_id;
+};
+
+static void dpipe_field_printer_ipv4_addr(struct dpipe_ctx *ctx,
+					  enum dpipe_value_type type,
+					  void *value)
+{
+	struct in_addr ip_addr;
+
+	ip_addr.s_addr = htonl(*(uint32_t *)value);
+	check_indent_newline(ctx->dl);
+	print_string_name_value(dpipe_value_type_e2s(type), inet_ntoa(ip_addr));
+}
+
+static void
+dpipe_field_printer_ethernet_addr(struct dpipe_ctx *ctx,
+				  enum dpipe_value_type type,
+				  void *value)
+{
+	check_indent_newline(ctx->dl);
+	print_string_name_value(dpipe_value_type_e2s(type),
+				ether_ntoa((struct ether_addr *)value));
+}
+
+static void dpipe_field_printer_ipv6_addr(struct dpipe_ctx *ctx,
+					  enum dpipe_value_type type,
+					  void *value)
+{
+	char str[INET6_ADDRSTRLEN];
+
+	inet_ntop(AF_INET6, value, str, INET6_ADDRSTRLEN);
+	check_indent_newline(ctx->dl);
+	print_string_name_value(dpipe_value_type_e2s(type), str);
+}
+
+static struct dpipe_field_printer dpipe_field_printers_ipv4[] = {
+	{
+		.printer = dpipe_field_printer_ipv4_addr,
+		.field_id = DEVLINK_DPIPE_FIELD_IPV4_DST_IP,
+	}
+};
+
+static struct dpipe_header_printer dpipe_header_printer_ipv4  = {
+	.printers = dpipe_field_printers_ipv4,
+	.printers_count = ARRAY_SIZE(dpipe_field_printers_ipv4),
+	.header_id = DEVLINK_DPIPE_HEADER_IPV4,
+};
+
+static struct dpipe_field_printer dpipe_field_printers_ethernet[] = {
+	{
+		.printer = dpipe_field_printer_ethernet_addr,
+		.field_id = DEVLINK_DPIPE_FIELD_ETHERNET_DST_MAC,
+	},
+};
+
+static struct dpipe_header_printer dpipe_header_printer_ethernet = {
+	.printers = dpipe_field_printers_ethernet,
+	.printers_count = ARRAY_SIZE(dpipe_field_printers_ethernet),
+	.header_id = DEVLINK_DPIPE_HEADER_ETHERNET,
+};
+
+static struct dpipe_field_printer dpipe_field_printers_ipv6[] = {
+	{
+		.printer = dpipe_field_printer_ipv6_addr,
+		.field_id = DEVLINK_DPIPE_FIELD_IPV6_DST_IP,
+	}
+};
+
+static struct dpipe_header_printer dpipe_header_printer_ipv6 = {
+	.printers = dpipe_field_printers_ipv6,
+	.printers_count = ARRAY_SIZE(dpipe_field_printers_ipv6),
+	.header_id = DEVLINK_DPIPE_HEADER_IPV6,
+};
+
+static struct dpipe_header_printer *dpipe_header_printers[] = {
+	&dpipe_header_printer_ipv4,
+	&dpipe_header_printer_ethernet,
+	&dpipe_header_printer_ipv6,
+};
+
+static int dpipe_print_prot_header(struct dpipe_ctx *ctx,
+				   struct dpipe_op_info *info,
+				   enum dpipe_value_type type,
+				   void *value)
+{
+	unsigned int header_printers_count = ARRAY_SIZE(dpipe_header_printers);
+	struct dpipe_header_printer *header_printer;
+	struct dpipe_field_printer *field_printer;
+	unsigned int field_printers_count;
+	int j;
+	int i;
+
+	for (i = 0; i < header_printers_count; i++) {
+		header_printer = dpipe_header_printers[i];
+		if (header_printer->header_id != info->header_id)
+			continue;
+		field_printers_count = header_printer->printers_count;
+		for (j = 0; j < field_printers_count; j++) {
+			field_printer = &header_printer->printers[j];
+			if (field_printer->field_id != info->field_id)
+				continue;
+			field_printer->printer(ctx, type, value);
+			return 0;
+		}
+	}
+
+	return -EINVAL;
+}
+
+static void __pr_out_entry_value(struct dpipe_ctx *ctx,
+				 void *value,
+				 unsigned int value_len,
+				 struct dpipe_op_info *info,
+				 enum dpipe_value_type type)
+{
+	if (info->header_global &&
+	    !dpipe_print_prot_header(ctx, info, type, value))
+		return;
+
+	if (value_len == sizeof(uint32_t)) {
+		uint32_t *value_32 = value;
+
+		check_indent_newline(ctx->dl);
+		print_uint_name_value(dpipe_value_type_e2s(type), *value_32);
+	}
+}
+
+static void pr_out_dpipe_entry_value(struct dpipe_ctx *ctx,
+				     struct nlattr **nla_match_value,
+				     struct dpipe_op_info *info)
+{
+	void *value, *value_mask;
+	uint32_t value_mapping;
+	uint16_t value_len;
+	bool mask, mapping;
+
+	mask = !!nla_match_value[DEVLINK_ATTR_DPIPE_VALUE_MASK];
+	mapping = !!nla_match_value[DEVLINK_ATTR_DPIPE_VALUE_MAPPING];
+
+	value_len = mnl_attr_get_payload_len(nla_match_value[DEVLINK_ATTR_DPIPE_VALUE]);
+	value = mnl_attr_get_payload(nla_match_value[DEVLINK_ATTR_DPIPE_VALUE]);
+
+	if (mapping) {
+		value_mapping = mnl_attr_get_u32(nla_match_value[DEVLINK_ATTR_DPIPE_VALUE_MAPPING]);
+		check_indent_newline(ctx->dl);
+		print_uint(PRINT_ANY, "mapping_value", "mapping_value %u", value_mapping);
+	}
+
+	if (mask) {
+		value_mask = mnl_attr_get_payload(nla_match_value[DEVLINK_ATTR_DPIPE_VALUE]);
+		__pr_out_entry_value(ctx, value_mask, value_len, info,
+				     DPIPE_VALUE_TYPE_MASK);
+	}
+
+	__pr_out_entry_value(ctx, value, value_len, info, DPIPE_VALUE_TYPE_VALUE);
+}
+
+static int dpipe_entry_match_value_show(struct dpipe_ctx *ctx,
+					struct nlattr *nl)
+{
+	struct nlattr *nla_match_value[DEVLINK_ATTR_MAX + 1] = {};
+	struct dpipe_match match;
+	int err;
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_match_value);
+	if (err != MNL_CB_OK)
+		return -EINVAL;
+
+	if (!nla_match_value[DEVLINK_ATTR_DPIPE_MATCH] ||
+	    !nla_match_value[DEVLINK_ATTR_DPIPE_VALUE]) {
+		return -EINVAL;
+	}
+
+	pr_out_entry_start(ctx->dl);
+	if (dpipe_match_parse(&match,
+			      nla_match_value[DEVLINK_ATTR_DPIPE_MATCH]))
+		goto err_match_parse;
+	pr_out_dpipe_match(&match, ctx);
+	pr_out_dpipe_entry_value(ctx, nla_match_value, &match.info);
+	pr_out_entry_end(ctx->dl);
+
+	return 0;
+
+err_match_parse:
+	pr_out_entry_end(ctx->dl);
+	return -EINVAL;
+}
+
+static int dpipe_entry_action_value_show(struct dpipe_ctx *ctx,
+					 struct nlattr *nl)
+{
+	struct nlattr *nla_action_value[DEVLINK_ATTR_MAX + 1] = {};
+	struct dpipe_action action;
+	int err;
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_action_value);
+	if (err != MNL_CB_OK)
+		return -EINVAL;
+
+	if (!nla_action_value[DEVLINK_ATTR_DPIPE_ACTION] ||
+	    !nla_action_value[DEVLINK_ATTR_DPIPE_VALUE]) {
+		return -EINVAL;
+	}
+
+	pr_out_entry_start(ctx->dl);
+	if (dpipe_action_parse(&action,
+			       nla_action_value[DEVLINK_ATTR_DPIPE_ACTION]))
+		goto err_action_parse;
+	pr_out_dpipe_action(&action, ctx);
+	pr_out_dpipe_entry_value(ctx, nla_action_value, &action.info);
+	pr_out_entry_end(ctx->dl);
+
+	return 0;
+
+err_action_parse:
+	pr_out_entry_end(ctx->dl);
+	return -EINVAL;
+}
+
+static int
+dpipe_tables_action_values_show(struct dpipe_ctx *ctx,
+				struct nlattr *nla_action_values)
+{
+	struct nlattr *nla_action_value;
+
+	mnl_attr_for_each_nested(nla_action_value, nla_action_values) {
+		if (dpipe_entry_action_value_show(ctx, nla_action_value))
+			return -EINVAL;
+	}
+	return 0;
+}
+
+static int
+dpipe_tables_match_values_show(struct dpipe_ctx *ctx,
+			       struct nlattr *nla_match_values)
+{
+	struct nlattr *nla_match_value;
+
+	mnl_attr_for_each_nested(nla_match_value, nla_match_values) {
+		if (dpipe_entry_match_value_show(ctx, nla_match_value))
+			return -EINVAL;
+	}
+	return 0;
+}
+
+static int dpipe_entry_show(struct dpipe_ctx *ctx, struct nlattr *nl)
+{
+	struct nlattr *nla_entry[DEVLINK_ATTR_MAX + 1] = {};
+	uint32_t entry_index;
+	uint64_t counter;
+	int err;
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_entry);
+	if (err != MNL_CB_OK)
+		return -EINVAL;
+
+	if (!nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_INDEX] ||
+	    !nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES] ||
+	    !nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES]) {
+		return -EINVAL;
+	}
+
+	check_indent_newline(ctx->dl);
+	entry_index = mnl_attr_get_u32(nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_INDEX]);
+	print_uint(PRINT_ANY, "index", "index %u", entry_index);
+
+	if (nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_COUNTER]) {
+		counter = mnl_attr_get_u64(nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_COUNTER]);
+		print_uint(PRINT_ANY, "counter", " counter %u", counter);
+	}
+
+	pr_out_array_start(ctx->dl, "match_value");
+	if (dpipe_tables_match_values_show(ctx,
+					   nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES]))
+		goto err_match_values_show;
+	pr_out_array_end(ctx->dl);
+
+	pr_out_array_start(ctx->dl, "action_value");
+	if (dpipe_tables_action_values_show(ctx,
+					    nla_entry[DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES]))
+		goto err_action_values_show;
+	pr_out_array_end(ctx->dl);
+	return 0;
+
+err_action_values_show:
+err_match_values_show:
+	pr_out_array_end(ctx->dl);
+	return -EINVAL;
+}
+
+static int dpipe_table_entries_show(struct dpipe_ctx *ctx, struct nlattr **tb)
+{
+	struct nlattr *nla_entries = tb[DEVLINK_ATTR_DPIPE_ENTRIES];
+	struct nlattr *nla_entry;
+
+	mnl_attr_for_each_nested(nla_entry, nla_entries) {
+		pr_out_handle_start_arr(ctx->dl, tb);
+		if (dpipe_entry_show(ctx, nla_entry))
+			goto err_entry_show;
+		pr_out_handle_end(ctx->dl);
+	}
+	return 0;
+
+err_entry_show:
+	pr_out_handle_end(ctx->dl);
+	return -EINVAL;
+}
+
+static int cmd_dpipe_table_entry_dump_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct dpipe_ctx *ctx = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_DPIPE_ENTRIES])
+		return MNL_CB_ERROR;
+
+	if (dpipe_table_entries_show(ctx, tb))
+		return MNL_CB_ERROR;
+	return MNL_CB_OK;
+}
+
+static int cmd_dpipe_table_dump(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	struct dpipe_ctx ctx = {};
+	uint16_t flags = NLM_F_REQUEST;
+	int err;
+
+	err = dpipe_ctx_init(&ctx, dl);
+	if (err)
+		return err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_DPIPE_TABLE_NAME, 0);
+	if (err)
+		goto out;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_DPIPE_HEADERS_GET, flags);
+	dl_opts_put(nlh, dl);
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dpipe_header_cb, &ctx);
+	if (err) {
+		pr_err("error get headers %s\n", strerror(ctx.err));
+		goto out;
+	}
+
+	flags = NLM_F_REQUEST | NLM_F_ACK;
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_DPIPE_ENTRIES_GET, flags);
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "table_entry");
+	mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dpipe_table_entry_dump_cb, &ctx);
+	pr_out_section_end(dl);
+out:
+	dpipe_ctx_fini(&ctx);
+	return err;
+}
+
+static int cmd_dpipe_table(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_dpipe_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show")) {
+		dl_arg_inc(dl);
+		return cmd_dpipe_table_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_dpipe_table_set(dl);
+	}  else if (dl_argv_match(dl, "dump")) {
+		dl_arg_inc(dl);
+		return cmd_dpipe_table_dump(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_dpipe(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_dpipe_help();
+		return 0;
+	} else if (dl_argv_match(dl, "header")) {
+		dl_arg_inc(dl);
+		return cmd_dpipe_header(dl);
+	} else if (dl_argv_match(dl, "table")) {
+		dl_arg_inc(dl);
+		return cmd_dpipe_table(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int
+resource_parse(struct resource_ctx *ctx, struct resource *resource,
+	       struct nlattr **nla_resource)
+{
+	if (!nla_resource[DEVLINK_ATTR_RESOURCE_NAME] ||
+	    !nla_resource[DEVLINK_ATTR_RESOURCE_SIZE] ||
+	    !nla_resource[DEVLINK_ATTR_RESOURCE_ID] ||
+	    !nla_resource[DEVLINK_ATTR_RESOURCE_UNIT] ||
+	    !nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_MIN] ||
+	    !nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_MAX] ||
+	    !nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_GRAN]) {
+		return -EINVAL;
+	}
+
+	resource->name = strdup(mnl_attr_get_str(nla_resource[DEVLINK_ATTR_RESOURCE_NAME]));
+	resource->size = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE]);
+	resource->id = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_ID]);
+	resource->unit = mnl_attr_get_u8(nla_resource[DEVLINK_ATTR_RESOURCE_UNIT]);
+	resource->size_min = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_MIN]);
+	resource->size_max = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_MAX]);
+	resource->size_gran = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_GRAN]);
+
+	if (nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_NEW])
+		resource->size_new = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_NEW]);
+	else
+		resource->size_new = resource->size;
+
+	if (nla_resource[DEVLINK_ATTR_RESOURCE_OCC]) {
+		resource->size_occ = mnl_attr_get_u64(nla_resource[DEVLINK_ATTR_RESOURCE_OCC]);
+		resource->occ_valid = true;
+	}
+
+	if (resource->size_new != resource->size)
+		ctx->pending_change = true;
+
+	return 0;
+}
+
+static int
+resource_get(struct resource_ctx *ctx, struct resource *resource,
+	     struct resource *parent_resource, struct nlattr *nl)
+{
+	struct nlattr *nla_resource[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *nla_child_resource;
+	struct nlattr *nla_resources;
+	bool top = false;
+	int err;
+
+	if (!resource) {
+		nla_resources = nl;
+		top = true;
+		goto out;
+	}
+
+	err = mnl_attr_parse_nested(nl, attr_cb, nla_resource);
+	if (err != MNL_CB_OK)
+		return -EINVAL;
+
+	err = resource_parse(ctx, resource, nla_resource);
+	if (err)
+		return err;
+
+	resource->parent = parent_resource;
+	if (!nla_resource[DEVLINK_ATTR_RESOURCE_LIST])
+		return 0;
+
+	resource->size_valid = !!mnl_attr_get_u8(nla_resource[DEVLINK_ATTR_RESOURCE_SIZE_VALID]);
+	nla_resources = nla_resource[DEVLINK_ATTR_RESOURCE_LIST];
+out:
+	mnl_attr_for_each_nested(nla_child_resource, nla_resources) {
+		struct resource *child_resource;
+		struct list_head *list;
+
+		child_resource = resource_alloc();
+		if (!child_resource)
+			return -ENOMEM;
+
+		if (top)
+			list = &ctx->resources->resource_list;
+		else
+			list = &resource->resource_list;
+
+		list_add_tail(&child_resource->list, list);
+		err = resource_get(ctx, child_resource, resource,
+				   nla_child_resource);
+		if (err)
+			return err;
+	}
+
+	return 0;
+}
+
+static const char *resource_unit_str_get(enum devlink_resource_unit unit)
+{
+	switch (unit) {
+	case DEVLINK_RESOURCE_UNIT_ENTRY: return "entry";
+	default: return "<unknown unit>";
+	}
+}
+
+static void resource_show(struct resource *resource,
+			  struct resource_ctx *ctx)
+{
+	struct resource *child_resource;
+	struct dpipe_table *table;
+	struct dl *dl = ctx->dl;
+	bool array = false;
+
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "name", "name %s", resource->name);
+	if (dl->verbose)
+		resource_path_print(dl, ctx->resources, resource->id);
+	pr_out_u64(dl, "size", resource->size);
+	if (resource->size != resource->size_new)
+		pr_out_u64(dl, "size_new", resource->size_new);
+	if (resource->occ_valid)
+		print_uint(PRINT_ANY, "occ", " occ %u",  resource->size_occ);
+	print_string(PRINT_ANY, "unit", " unit %s",
+		     resource_unit_str_get(resource->unit));
+
+	if (resource->size_min != resource->size_max) {
+		print_uint(PRINT_ANY, "size_min", " size_min %u",
+			   resource->size_min);
+		pr_out_u64(dl, "size_max", resource->size_max);
+		print_uint(PRINT_ANY, "size_gran", " size_gran %u",
+			   resource->size_gran);
+	}
+
+	list_for_each_entry(table, &ctx->tables->table_list, list)
+		if (table->resource_id == resource->id &&
+		    table->resource_valid)
+			array = true;
+
+	if (array)
+		pr_out_array_start(dl, "dpipe_tables");
+	else
+		print_string(PRINT_ANY, "dpipe_tables", " dpipe_tables none",
+			     "none");
+
+	list_for_each_entry(table, &ctx->tables->table_list, list) {
+		if (table->resource_id != resource->id ||
+		    !table->resource_valid)
+			continue;
+		pr_out_entry_start(dl);
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "table_name", "table_name %s",
+			     table->name);
+		pr_out_entry_end(dl);
+	}
+	if (array)
+		pr_out_array_end(dl);
+
+	if (list_empty(&resource->resource_list))
+		return;
+
+	if (ctx->pending_change) {
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, "size_valid", "size_valid %s",
+			     resource->size_valid ? "true" : "false");
+	}
+	pr_out_array_start(dl, "resources");
+	list_for_each_entry(child_resource, &resource->resource_list, list) {
+		pr_out_entry_start(dl);
+		resource_show(child_resource, ctx);
+		pr_out_entry_end(dl);
+	}
+	pr_out_array_end(dl);
+}
+
+static void
+resources_show(struct resource_ctx *ctx, struct nlattr **tb)
+{
+	struct resources *resources = ctx->resources;
+	struct resource *resource;
+
+	list_for_each_entry(resource, &resources->resource_list, list) {
+		pr_out_handle_start_arr(ctx->dl, tb);
+		resource_show(resource, ctx);
+		pr_out_handle_end(ctx->dl);
+	}
+}
+
+static int resources_get(struct resource_ctx *ctx, struct nlattr **tb)
+{
+	return resource_get(ctx, NULL, NULL, tb[DEVLINK_ATTR_RESOURCE_LIST]);
+}
+
+static int cmd_resource_dump_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct resource_ctx *ctx = data;
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	int err;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_RESOURCE_LIST])
+		return MNL_CB_ERROR;
+
+	err = resources_get(ctx, tb);
+	if (err) {
+		ctx->err = err;
+		return MNL_CB_ERROR;
+	}
+
+	if (ctx->print_resources)
+		resources_show(ctx, tb);
+
+	return MNL_CB_OK;
+}
+
+static int cmd_resource_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	struct dpipe_ctx dpipe_ctx = {};
+	struct resource_ctx resource_ctx = {};
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_DPIPE_TABLE_GET,
+			       NLM_F_REQUEST);
+	dl_opts_put(nlh, dl);
+
+	err = dpipe_ctx_init(&dpipe_ctx, dl);
+	if (err)
+		return err;
+
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_dpipe_table_show_cb,
+				  &dpipe_ctx);
+	if (err) {
+		pr_err("error get tables %s\n", strerror(dpipe_ctx.err));
+		goto out;
+	}
+
+	err = resource_ctx_init(&resource_ctx, dl);
+	if (err)
+		goto out;
+
+	resource_ctx.print_resources = true;
+	resource_ctx.tables = dpipe_ctx.tables;
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RESOURCE_DUMP,
+			       NLM_F_REQUEST | NLM_F_ACK);
+	dl_opts_put(nlh, dl);
+	pr_out_section_start(dl, "resources");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_resource_dump_cb,
+				  &resource_ctx);
+	pr_out_section_end(dl);
+	resource_ctx_fini(&resource_ctx);
+out:
+	dpipe_ctx_fini(&dpipe_ctx);
+	return err;
+}
+
+static void cmd_resource_help(void)
+{
+	pr_err("Usage: devlink resource show DEV\n"
+	       "       devlink resource set DEV path PATH size SIZE\n");
+}
+
+static struct resource *
+resource_find_by_name(struct list_head *list, char *name)
+{
+	struct resource *resource;
+
+	list_for_each_entry(resource, list, list) {
+		if (!strcmp(resource->name, name))
+			return resource;
+	}
+	return NULL;
+}
+
+static int
+resource_path_parse(struct resource_ctx *ctx, const char *resource_path,
+		    uint32_t *p_resource_id, bool *p_resource_valid)
+{
+	struct resource *resource;
+	uint32_t resource_id = 0;
+	char *resource_path_dup;
+	struct list_head *list;
+	const char del[] = "/";
+	char *resource_name;
+
+	resource_path_dup = strdup(resource_path);
+	list = &ctx->resources->resource_list;
+	resource_name = strtok(resource_path_dup, del);
+	while (resource_name != NULL) {
+		resource = resource_find_by_name(list, resource_name);
+		if (!resource)
+			goto err_resource_lookup;
+
+		list = &resource->resource_list;
+		resource_name = strtok(NULL, del);
+		resource_id = resource->id;
+	}
+	free(resource_path_dup);
+	*p_resource_valid = true;
+	*p_resource_id = resource_id;
+	return 0;
+
+err_resource_lookup:
+	free(resource_path_dup);
+	return -EINVAL;
+}
+
+static int cmd_resource_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	struct resource_ctx ctx = {};
+	int err;
+
+	err = resource_ctx_init(&ctx, dl);
+	if (err)
+		return err;
+
+	ctx.print_resources = false;
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_RESOURCE_PATH |
+			    DL_OPT_RESOURCE_SIZE, 0);
+	if (err)
+		goto out;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RESOURCE_DUMP,
+			       NLM_F_REQUEST);
+	dl_opts_put(nlh, dl);
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_resource_dump_cb, &ctx);
+	if (err) {
+		pr_err("error getting resources %s\n", strerror(ctx.err));
+		goto out;
+	}
+
+	err = resource_path_parse(&ctx, dl->opts.resource_path,
+				  &dl->opts.resource_id,
+				  &dl->opts.resource_id_valid);
+	if (err) {
+		pr_err("error parsing resource path %s\n", strerror(-err));
+		goto out;
+	}
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_RESOURCE_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+out:
+	resource_ctx_fini(&ctx);
+	return err;
+}
+
+static int cmd_resource(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		cmd_resource_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show")) {
+		dl_arg_inc(dl);
+		return cmd_resource_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_resource_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void pr_out_region_handle_start(struct dl *dl, struct nlattr **tb)
+{
+	const char *bus_name = mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
+	const char *dev_name = mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
+	const char *region_name = mnl_attr_get_str(tb[DEVLINK_ATTR_REGION_NAME]);
+	char buf[256];
+
+	snprintf(buf, sizeof(buf), "%s/%s/%s", bus_name, dev_name, region_name);
+	if (dl->json_output)
+		open_json_object(buf);
+	else
+		pr_out("%s:", buf);
+}
+
+static void pr_out_region_handle_end(struct dl *dl)
+{
+	if (dl->json_output)
+		close_json_object();
+	else
+		pr_out("\n");
+}
+
+static void pr_out_region_snapshots_start(struct dl *dl, bool array)
+{
+	__pr_out_indent_newline(dl);
+	if (dl->json_output)
+		open_json_array(PRINT_JSON, "snapshot");
+	else
+		pr_out("snapshot %s", array ? "[" : "");
+}
+
+static void pr_out_region_snapshots_end(struct dl *dl, bool array)
+{
+	if (dl->json_output)
+		close_json_array(PRINT_JSON, NULL);
+	else if (array)
+		pr_out("]");
+}
+
+static void pr_out_region_snapshots_id(struct dl *dl, struct nlattr **tb, int index)
+{
+	uint32_t snapshot_id;
+
+	if (!tb[DEVLINK_ATTR_REGION_SNAPSHOT_ID])
+		return;
+
+	snapshot_id = mnl_attr_get_u32(tb[DEVLINK_ATTR_REGION_SNAPSHOT_ID]);
+
+	if (dl->json_output)
+		print_uint(PRINT_JSON, NULL, NULL, snapshot_id);
+	else
+		pr_out("%s%u", index ? " " : "", snapshot_id);
+}
+
+static void pr_out_snapshots(struct dl *dl, struct nlattr **tb)
+{
+	struct nlattr *tb_snapshot[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *nla_sanpshot;
+	int err, index = 0;
+
+	pr_out_region_snapshots_start(dl, true);
+	mnl_attr_for_each_nested(nla_sanpshot, tb[DEVLINK_ATTR_REGION_SNAPSHOTS]) {
+		err = mnl_attr_parse_nested(nla_sanpshot, attr_cb, tb_snapshot);
+		if (err != MNL_CB_OK)
+			return;
+		pr_out_region_snapshots_id(dl, tb_snapshot, index++);
+	}
+	pr_out_region_snapshots_end(dl, true);
+}
+
+static void pr_out_snapshot(struct dl *dl, struct nlattr **tb)
+{
+	pr_out_region_snapshots_start(dl, false);
+	pr_out_region_snapshots_id(dl, tb, 0);
+	pr_out_region_snapshots_end(dl, false);
+}
+
+static void pr_out_region(struct dl *dl, struct nlattr **tb)
+{
+	pr_out_region_handle_start(dl, tb);
+
+	if (tb[DEVLINK_ATTR_REGION_SIZE])
+		pr_out_u64(dl, "size",
+			   mnl_attr_get_u64(tb[DEVLINK_ATTR_REGION_SIZE]));
+
+	if (tb[DEVLINK_ATTR_REGION_SNAPSHOTS])
+		pr_out_snapshots(dl, tb);
+
+	if (tb[DEVLINK_ATTR_REGION_SNAPSHOT_ID])
+		pr_out_snapshot(dl, tb);
+
+	if (tb[DEVLINK_ATTR_REGION_MAX_SNAPSHOTS])
+		pr_out_u64(dl, "max",
+			   mnl_attr_get_u32(tb[DEVLINK_ATTR_REGION_MAX_SNAPSHOTS]));
+
+	pr_out_region_handle_end(dl);
+}
+
+static int cmd_region_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_REGION_NAME] || !tb[DEVLINK_ATTR_REGION_SIZE])
+		return MNL_CB_ERROR;
+
+	pr_out_region(dl, tb);
+
+	return MNL_CB_OK;
+}
+
+static int cmd_region_show(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags, DEVLINK_CMD_REGION_GET,
+					  DL_OPT_HANDLE_REGION, 0,
+					  DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_REGION_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "regions");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_region_show_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static int cmd_region_snapshot_del(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE_REGION |
+			    DL_OPT_REGION_SNAPSHOT_ID, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_REGION_DEL,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_region_read_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct nlattr *nla_entry, *nla_chunk_data, *nla_chunk_addr;
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb_field[DEVLINK_ATTR_MAX + 1] = {};
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+	int err;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_REGION_CHUNKS])
+		return MNL_CB_ERROR;
+
+	mnl_attr_for_each_nested(nla_entry, tb[DEVLINK_ATTR_REGION_CHUNKS]) {
+		err = mnl_attr_parse_nested(nla_entry, attr_cb, tb_field);
+		if (err != MNL_CB_OK)
+			return MNL_CB_ERROR;
+
+		nla_chunk_data = tb_field[DEVLINK_ATTR_REGION_CHUNK_DATA];
+		if (!nla_chunk_data)
+			continue;
+
+		nla_chunk_addr = tb_field[DEVLINK_ATTR_REGION_CHUNK_ADDR];
+		if (!nla_chunk_addr)
+			continue;
+
+		pr_out_region_chunk(dl, mnl_attr_get_payload(nla_chunk_data),
+				    mnl_attr_get_payload_len(nla_chunk_data),
+				    mnl_attr_get_u64(nla_chunk_addr));
+	}
+	return MNL_CB_OK;
+}
+
+static int cmd_region_dump(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl,
+			    DL_OPT_HANDLE_REGION | DL_OPT_REGION_SNAPSHOT_ID,
+			    0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_REGION_READ,
+			       NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "dump");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_region_read_cb, dl);
+	pr_out_section_end(dl);
+	if (!dl->json_output)
+		pr_out("\n");
+	return err;
+}
+
+static int cmd_region_read(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE_REGION | DL_OPT_REGION_ADDRESS |
+			    DL_OPT_REGION_LENGTH,
+			    DL_OPT_REGION_SNAPSHOT_ID);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_REGION_READ,
+			       NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP);
+
+	dl_opts_put(nlh, dl);
+
+	/* If user didn't provide a snapshot id, perform a direct read */
+	if (!(dl->opts.present & DL_OPT_REGION_SNAPSHOT_ID))
+		mnl_attr_put(nlh, DEVLINK_ATTR_REGION_DIRECT, 0, NULL);
+
+	pr_out_section_start(dl, "read");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_region_read_cb, dl);
+	pr_out_section_end(dl);
+	if (!dl->json_output)
+		pr_out("\n");
+	return err;
+}
+
+static int cmd_region_snapshot_new_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_REGION_NAME] ||
+	    !tb[DEVLINK_ATTR_REGION_SNAPSHOT_ID])
+		return MNL_CB_ERROR;
+
+	pr_out_region(dl, tb);
+
+	return MNL_CB_OK;
+}
+
+static int cmd_region_snapshot_new(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE_REGION,
+			    DL_OPT_REGION_SNAPSHOT_ID);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_REGION_NEW,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "regions");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_region_snapshot_new_cb, dl);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static void cmd_region_help(void)
+{
+	pr_err("Usage: devlink region show [ DEV/REGION ]\n");
+	pr_err("       devlink region del DEV/REGION snapshot SNAPSHOT_ID\n");
+	pr_err("       devlink region new DEV/REGION [ snapshot SNAPSHOT_ID ]\n");
+	pr_err("       devlink region dump DEV/REGION [ snapshot SNAPSHOT_ID ]\n");
+	pr_err("       devlink region read DEV/REGION [ snapshot SNAPSHOT_ID ] address ADDRESS length LENGTH\n");
+}
+
+static int cmd_region(struct dl *dl)
+{
+	if (dl_no_arg(dl)) {
+		return cmd_region_show(dl);
+	} else if (dl_argv_match(dl, "help")) {
+		cmd_region_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show")) {
+		dl_arg_inc(dl);
+		return cmd_region_show(dl);
+	} else if (dl_argv_match(dl, "del")) {
+		dl_arg_inc(dl);
+		return cmd_region_snapshot_del(dl);
+	} else if (dl_argv_match(dl, "dump")) {
+		dl_arg_inc(dl);
+		return cmd_region_dump(dl);
+	} else if (dl_argv_match(dl, "read")) {
+		dl_arg_inc(dl);
+		return cmd_region_read(dl);
+	} else if (dl_argv_match(dl, "new")) {
+		dl_arg_inc(dl);
+		return cmd_region_snapshot_new(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_health_set_params(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_HANDLEP | DL_OPT_HEALTH_REPORTER_NAME,
+			    DL_OPT_HEALTH_REPORTER_GRACEFUL_PERIOD |
+			    DL_OPT_HEALTH_REPORTER_AUTO_RECOVER |
+			    DL_OPT_HEALTH_REPORTER_AUTO_DUMP);
+	if (err)
+		return err;
+
+	dl_opts_put(nlh, dl);
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_health_dump_clear(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_HANDLEP |
+			    DL_OPT_HEALTH_REPORTER_NAME,
+			    0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	dl_opts_put(nlh, dl);
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int fmsg_value_show(struct dl *dl, int type, struct nlattr *nl_data)
+{
+	const char *num_fmt = dl->hex ? "%#x" : "%u";
+	const char *num64_fmt = dl->hex ? "%#"PRIx64 : "%"PRIu64;
+	uint8_t *data;
+	uint32_t len;
+
+	check_indent_newline(dl);
+	switch (type) {
+	case MNL_TYPE_FLAG:
+		print_bool(PRINT_ANY, NULL, "%s", mnl_attr_get_u8(nl_data));
+		break;
+	case MNL_TYPE_U8:
+		print_uint(PRINT_ANY, NULL, num_fmt, mnl_attr_get_u8(nl_data));
+		break;
+	case MNL_TYPE_U16:
+		print_uint(PRINT_ANY, NULL, num_fmt, mnl_attr_get_u16(nl_data));
+		break;
+	case MNL_TYPE_U32:
+		print_uint(PRINT_ANY, NULL, num_fmt, mnl_attr_get_u32(nl_data));
+		break;
+	case MNL_TYPE_U64:
+		print_u64(PRINT_ANY, NULL, num64_fmt, mnl_attr_get_u64(nl_data));
+		break;
+	case MNL_TYPE_NUL_STRING:
+		print_string(PRINT_ANY, NULL, "%s", mnl_attr_get_str(nl_data));
+		break;
+	case MNL_TYPE_BINARY:
+		len = mnl_attr_get_payload_len(nl_data);
+		data = mnl_attr_get_payload(nl_data);
+		pr_out_binary_value(dl, data, len);
+		break;
+	default:
+		return -EINVAL;
+	}
+	return MNL_CB_OK;
+}
+
+static void pr_out_fmsg_name(struct dl *dl, char **name)
+{
+	if (!*name)
+		return;
+
+	pr_out_name(dl, *name);
+	free(*name);
+	*name = NULL;
+}
+
+struct nest_entry {
+	int attr_type;
+	struct list_head list;
+};
+
+struct fmsg_cb_data {
+	char *name;
+	struct dl *dl;
+	uint8_t value_type;
+	struct list_head entry_list;
+};
+
+static int cmd_fmsg_nest_queue(struct fmsg_cb_data *fmsg_data,
+			       uint8_t *attr_value, bool insert)
+{
+	struct nest_entry *entry;
+
+	if (insert) {
+		entry = malloc(sizeof(struct nest_entry));
+		if (!entry)
+			return -ENOMEM;
+
+		entry->attr_type = *attr_value;
+		list_add(&entry->list, &fmsg_data->entry_list);
+	} else {
+		if (list_empty(&fmsg_data->entry_list))
+			return MNL_CB_ERROR;
+		entry = list_first_entry(&fmsg_data->entry_list,
+					 struct nest_entry, list);
+		*attr_value = entry->attr_type;
+		list_del(&entry->list);
+		free(entry);
+	}
+	return MNL_CB_OK;
+}
+
+static void pr_out_fmsg_group_start(struct dl *dl, char **name)
+{
+	__pr_out_newline();
+	pr_out_fmsg_name(dl, name);
+	__pr_out_newline();
+	__pr_out_indent_inc();
+}
+
+static void pr_out_fmsg_group_end(struct dl *dl)
+{
+	__pr_out_newline();
+	__pr_out_indent_dec();
+}
+
+static void pr_out_fmsg_start_object(struct dl *dl, char **name)
+{
+	if (dl->json_output) {
+		pr_out_fmsg_name(dl, name);
+		open_json_object(NULL);
+	} else {
+		pr_out_fmsg_group_start(dl, name);
+	}
+}
+
+static void pr_out_fmsg_end_object(struct dl *dl)
+{
+	if (dl->json_output)
+		close_json_object();
+	else
+		pr_out_fmsg_group_end(dl);
+}
+
+static void pr_out_fmsg_start_array(struct dl *dl, char **name)
+{
+	if (dl->json_output) {
+		pr_out_fmsg_name(dl, name);
+		open_json_array(PRINT_JSON, NULL);
+	} else {
+		pr_out_fmsg_group_start(dl, name);
+	}
+}
+
+static void pr_out_fmsg_end_array(struct dl *dl)
+{
+	if (dl->json_output)
+		close_json_array(PRINT_JSON, NULL);
+	else
+		pr_out_fmsg_group_end(dl);
+}
+
+static int cmd_fmsg_nest(struct fmsg_cb_data *fmsg_data, uint8_t nest_value,
+			 bool start)
+{
+	struct dl *dl = fmsg_data->dl;
+	uint8_t value = nest_value;
+	int err;
+
+	err = cmd_fmsg_nest_queue(fmsg_data, &value, start);
+	if (err != MNL_CB_OK)
+		return err;
+
+	switch (value) {
+	case DEVLINK_ATTR_FMSG_OBJ_NEST_START:
+		if (start)
+			pr_out_fmsg_start_object(dl, &fmsg_data->name);
+		else
+			pr_out_fmsg_end_object(dl);
+		break;
+	case DEVLINK_ATTR_FMSG_PAIR_NEST_START:
+		break;
+	case DEVLINK_ATTR_FMSG_ARR_NEST_START:
+		if (start)
+			pr_out_fmsg_start_array(dl, &fmsg_data->name);
+		else
+			pr_out_fmsg_end_array(dl);
+		break;
+	default:
+		return -EINVAL;
+	}
+	return MNL_CB_OK;
+}
+
+static int cmd_fmsg_object_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct fmsg_cb_data *fmsg_data = data;
+	struct dl *dl = fmsg_data->dl;
+	struct nlattr *nla_object;
+	int attr_type;
+	int err;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_FMSG])
+		return MNL_CB_ERROR;
+
+	mnl_attr_for_each_nested(nla_object, tb[DEVLINK_ATTR_FMSG]) {
+		attr_type = mnl_attr_get_type(nla_object);
+		switch (attr_type) {
+		case DEVLINK_ATTR_FMSG_OBJ_NEST_START:
+		case DEVLINK_ATTR_FMSG_PAIR_NEST_START:
+		case DEVLINK_ATTR_FMSG_ARR_NEST_START:
+			err = cmd_fmsg_nest(fmsg_data, attr_type, true);
+			if (err != MNL_CB_OK)
+				return err;
+			break;
+		case DEVLINK_ATTR_FMSG_NEST_END:
+			err = cmd_fmsg_nest(fmsg_data, attr_type, false);
+			if (err != MNL_CB_OK)
+				return err;
+			break;
+		case DEVLINK_ATTR_FMSG_OBJ_NAME:
+			free(fmsg_data->name);
+			fmsg_data->name = strdup(mnl_attr_get_str(nla_object));
+			if (!fmsg_data->name)
+				return -ENOMEM;
+			break;
+		case DEVLINK_ATTR_FMSG_OBJ_VALUE_TYPE:
+			fmsg_data->value_type = mnl_attr_get_u8(nla_object);
+			break;
+		case DEVLINK_ATTR_FMSG_OBJ_VALUE_DATA:
+			pr_out_fmsg_name(dl, &fmsg_data->name);
+			err = fmsg_value_show(dl, fmsg_data->value_type,
+					      nla_object);
+			if (err != MNL_CB_OK)
+				return err;
+			break;
+		default:
+			return -EINVAL;
+		}
+	}
+	return MNL_CB_OK;
+}
+
+static void cmd_fmsg_init(struct dl *dl, struct fmsg_cb_data *data)
+{
+	/* FMSG is dynamic: opening of an object or array causes a
+	 * newline. JSON starts with an { or [, but plain text should
+	 * not start with a new line. Ensure this by setting
+	 * g_new_line_count to 1: avoiding newline before the first
+	 * print.
+	 */
+	g_new_line_count = 1;
+	data->name = NULL;
+	data->dl = dl;
+	INIT_LIST_HEAD(&data->entry_list);
+}
+
+static int cmd_health_object_common(struct dl *dl, uint8_t cmd, uint16_t flags)
+{
+	struct fmsg_cb_data data;
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl,
+			    DL_OPT_HANDLE | DL_OPT_HANDLEP | DL_OPT_HEALTH_REPORTER_NAME,
+			    0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, cmd, flags | NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	cmd_fmsg_init(dl, &data);
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_fmsg_object_cb, &data);
+	free(data.name);
+	return err;
+}
+
+static int cmd_health_dump_show(struct dl *dl)
+{
+	return cmd_health_object_common(dl,
+					DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET,
+					NLM_F_DUMP);
+}
+
+static int cmd_health_diagnose(struct dl *dl)
+{
+	return cmd_health_object_common(dl,
+					DEVLINK_CMD_HEALTH_REPORTER_DIAGNOSE,
+					0);
+}
+
+static int cmd_health_test(struct dl *dl)
+{
+	return cmd_health_object_common(dl,
+					DEVLINK_CMD_HEALTH_REPORTER_TEST,
+					0);
+}
+
+static int cmd_health_recover(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_HANDLEP |
+			    DL_OPT_HEALTH_REPORTER_NAME,
+			    0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_RECOVER,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	dl_opts_put(nlh, dl);
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+enum devlink_health_reporter_state {
+	DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
+	DEVLINK_HEALTH_REPORTER_STATE_ERROR,
+};
+
+static const char *health_state_name(uint8_t state)
+{
+	switch (state) {
+	case DEVLINK_HEALTH_REPORTER_STATE_HEALTHY:
+		return HEALTH_REPORTER_STATE_HEALTHY_STR;
+	case DEVLINK_HEALTH_REPORTER_STATE_ERROR:
+		return HEALTH_REPORTER_STATE_ERROR_STR;
+	default:
+		return "<unknown state>";
+	}
+}
+
+static void pr_out_dump_reporter_format_logtime(struct dl *dl, const struct nlattr *attr)
+{
+	char dump_date[HEALTH_REPORTER_TIMESTAMP_FMT_LEN];
+	char dump_time[HEALTH_REPORTER_TIMESTAMP_FMT_LEN];
+	uint64_t time_ms = mnl_attr_get_u64(attr);
+	struct sysinfo s_info;
+	struct tm *info;
+	time_t now, sec;
+	int err;
+
+	time(&now);
+	info = localtime(&now);
+	err = sysinfo(&s_info);
+	if (err)
+		goto out;
+	/* Subtract uptime in sec from now yields the time of system
+	 * uptime. To this, add time_ms which is the amount of
+	 * milliseconds elapsed between uptime and the dump taken.
+	 */
+	sec = now - s_info.uptime + time_ms / 1000;
+	info = localtime(&sec);
+out:
+	strftime(dump_date, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%Y-%m-%d", info);
+	strftime(dump_time, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%H:%M:%S", info);
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "last_dump_date", "last_dump_date %s", dump_date);
+	print_string(PRINT_ANY, "last_dump_time", " last_dump_time %s", dump_time);
+}
+
+static void pr_out_dump_report_timestamp(struct dl *dl, const struct nlattr *attr)
+{
+	char dump_date[HEALTH_REPORTER_TIMESTAMP_FMT_LEN];
+	char dump_time[HEALTH_REPORTER_TIMESTAMP_FMT_LEN];
+	time_t tv_sec;
+	struct tm *tm;
+	uint64_t ts;
+
+	ts = mnl_attr_get_u64(attr);
+	tv_sec = ts / 1000000000;
+	tm = localtime(&tv_sec);
+
+	strftime(dump_date, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%Y-%m-%d", tm);
+	strftime(dump_time, HEALTH_REPORTER_TIMESTAMP_FMT_LEN, "%H:%M:%S", tm);
+
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "last_dump_date", "last_dump_date %s", dump_date);
+	print_string(PRINT_ANY, "last_dump_time", " last_dump_time %s", dump_time);
+}
+
+static void pr_out_health(struct dl *dl, struct nlattr **tb_health,
+			  bool print_device, bool print_port)
+{
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	enum devlink_health_reporter_state state;
+	int err;
+
+	err = mnl_attr_parse_nested(tb_health[DEVLINK_ATTR_HEALTH_REPORTER],
+				    attr_cb, tb);
+	if (err != MNL_CB_OK)
+		return;
+
+	if (!tb[DEVLINK_ATTR_HEALTH_REPORTER_NAME] ||
+	    !tb[DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT] ||
+	    !tb[DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT] ||
+	    !tb[DEVLINK_ATTR_HEALTH_REPORTER_STATE])
+		return;
+
+	if (!print_device && !print_port)
+		return;
+	if (print_port) {
+		if (!print_device && !tb_health[DEVLINK_ATTR_PORT_INDEX])
+			return;
+		else if (tb_health[DEVLINK_ATTR_PORT_INDEX])
+			pr_out_port_handle_start_arr(dl, tb_health, false);
+	}
+	if (print_device) {
+		if (!print_port && tb_health[DEVLINK_ATTR_PORT_INDEX])
+			return;
+		else if (!tb_health[DEVLINK_ATTR_PORT_INDEX])
+			pr_out_handle_start_arr(dl, tb_health);
+	}
+
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "reporter", "reporter %s",
+		     mnl_attr_get_str(tb[DEVLINK_ATTR_HEALTH_REPORTER_NAME]));
+	if (!dl->json_output) {
+		__pr_out_newline();
+		__pr_out_indent_inc();
+	}
+	state = mnl_attr_get_u8(tb[DEVLINK_ATTR_HEALTH_REPORTER_STATE]);
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "state", "state %s", health_state_name(state));
+	pr_out_u64(dl, "error",
+		   mnl_attr_get_u64(tb[DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT]));
+	pr_out_u64(dl, "recover",
+		   mnl_attr_get_u64(tb[DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT]));
+	if (tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS_NS])
+		pr_out_dump_report_timestamp(dl, tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS_NS]);
+	else if (tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS])
+		pr_out_dump_reporter_format_logtime(dl, tb[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS]);
+	if (tb[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD])
+		pr_out_u64(dl, "grace_period",
+			   mnl_attr_get_u64(tb[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD]));
+	if (tb[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER])
+		print_bool(PRINT_ANY, "auto_recover", " auto_recover %s",
+			   mnl_attr_get_u8(tb[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER]));
+	if (tb[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP])
+		print_bool(PRINT_ANY, "auto_dump", " auto_dump %s",
+			   mnl_attr_get_u8(tb[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP]));
+
+	__pr_out_indent_dec();
+	pr_out_handle_end(dl);
+}
+
+struct health_ctx {
+	struct dl *dl;
+	bool show_device;
+	bool show_port;
+};
+
+static int cmd_health_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct health_ctx *ctx = data;
+	struct dl *dl = ctx->dl;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_HEALTH_REPORTER])
+		return MNL_CB_ERROR;
+
+	pr_out_health(dl, tb, ctx->show_device, ctx->show_port);
+
+	return MNL_CB_OK;
+}
+
+static int __cmd_health_show(struct dl *dl, bool show_device, bool show_port)
+{
+	struct nlmsghdr *nlh;
+	struct health_ctx ctx = { dl, show_device, show_port };
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags,
+					  DEVLINK_CMD_HEALTH_REPORTER_GET,
+					  DL_OPT_HANDLE | DL_OPT_HANDLEP |
+					  DL_OPT_HEALTH_REPORTER_NAME, 0,
+					  DL_OPT_HANDLE | DL_OPT_HANDLEP, 0);
+	if (err)
+		return err;
+
+	if (!(flags & NLM_F_DUMP))
+		ctx.show_port = true;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_GET,
+			       flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "health");
+
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_health_show_cb, &ctx);
+	pr_out_section_end(dl);
+	return err;
+}
+
+static void cmd_health_help(void)
+{
+	pr_err("Usage: devlink health show [ { DEV | DEV/PORT_INDEX } reporter REPORTER_NAME ]\n");
+	pr_err("       devlink health recover { DEV | DEV/PORT_INDEX } reporter REPORTER_NAME\n");
+	pr_err("       devlink health diagnose { DEV | DEV/PORT_INDEX } reporter REPORTER_NAME\n");
+	pr_err("       devlink health test { DEV | DEV/PORT_INDEX } reporter REPORTER_NAME\n");
+	pr_err("       devlink health dump show { DEV | DEV/PORT_INDEX } reporter REPORTER_NAME\n");
+	pr_err("       devlink health dump clear { DEV | DEV/PORT_INDEX } reporter REPORTER_NAME\n");
+	pr_err("       devlink health set { DEV | DEV/PORT_INDEX } reporter REPORTER_NAME\n");
+	pr_err("                          [ grace_period MSEC ]\n");
+	pr_err("                          [ auto_recover { true | false } ]\n");
+	pr_err("                          [ auto_dump    { true | false } ]\n");
+}
+
+static int cmd_health_dump(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_health_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_health_dump_show(dl);
+	} else if (dl_argv_match(dl, "clear")) {
+		dl_arg_inc(dl);
+		return cmd_health_dump_clear(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_health(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_health_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return __cmd_health_show(dl, true, true);
+	} else if (dl_argv_match(dl, "recover")) {
+		dl_arg_inc(dl);
+		return cmd_health_recover(dl);
+	} else if (dl_argv_match(dl, "diagnose")) {
+		dl_arg_inc(dl);
+		return cmd_health_diagnose(dl);
+	} else if (dl_argv_match(dl, "test")) {
+		dl_arg_inc(dl);
+		return cmd_health_test(dl);
+	} else if (dl_argv_match(dl, "dump")) {
+		dl_arg_inc(dl);
+		return cmd_health_dump(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_health_set_params(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static const char *trap_type_name(uint8_t type)
+{
+	switch (type) {
+	case DEVLINK_TRAP_TYPE_DROP:
+		return "drop";
+	case DEVLINK_TRAP_TYPE_EXCEPTION:
+		return "exception";
+	case DEVLINK_TRAP_TYPE_CONTROL:
+		return "control";
+	default:
+		return "<unknown type>";
+	}
+}
+
+static const char *trap_action_name(uint8_t action)
+{
+	switch (action) {
+	case DEVLINK_TRAP_ACTION_DROP:
+		return "drop";
+	case DEVLINK_TRAP_ACTION_TRAP:
+		return "trap";
+	case DEVLINK_TRAP_ACTION_MIRROR:
+		return "mirror";
+	default:
+		return "<unknown action>";
+	}
+}
+
+static const char *trap_metadata_name(const struct nlattr *attr)
+{
+	switch (attr->nla_type) {
+	case DEVLINK_ATTR_TRAP_METADATA_TYPE_IN_PORT:
+		return "input_port";
+	case DEVLINK_ATTR_TRAP_METADATA_TYPE_FA_COOKIE:
+		return "flow_action_cookie";
+	default:
+		return "<unknown metadata type>";
+	}
+}
+static void pr_out_trap_metadata(struct dl *dl, struct nlattr *attr)
+{
+	struct nlattr *attr_metadata;
+
+	pr_out_array_start(dl, "metadata");
+	mnl_attr_for_each_nested(attr_metadata, attr) {
+		check_indent_newline(dl);
+		print_string(PRINT_ANY, NULL, "%s",
+			     trap_metadata_name(attr_metadata));
+	}
+	pr_out_array_end(dl);
+}
+
+static void pr_out_trap(struct dl *dl, struct nlattr **tb, bool array)
+{
+	uint8_t action = mnl_attr_get_u8(tb[DEVLINK_ATTR_TRAP_ACTION]);
+	uint8_t type = mnl_attr_get_u8(tb[DEVLINK_ATTR_TRAP_TYPE]);
+
+	if (array)
+		pr_out_handle_start_arr(dl, tb);
+	else
+		__pr_out_handle_start(dl, tb, true, false);
+
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "name", "name %s",
+		     mnl_attr_get_str(tb[DEVLINK_ATTR_TRAP_NAME]));
+	print_string(PRINT_ANY, "type", " type %s", trap_type_name(type));
+	print_bool(PRINT_ANY, "generic", " generic %s", !!tb[DEVLINK_ATTR_TRAP_GENERIC]);
+	print_string(PRINT_ANY, "action", " action %s", trap_action_name(action));
+	print_string(PRINT_ANY, "group", " group %s",
+		     mnl_attr_get_str(tb[DEVLINK_ATTR_TRAP_GROUP_NAME]));
+	if (dl->verbose)
+		pr_out_trap_metadata(dl, tb[DEVLINK_ATTR_TRAP_METADATA]);
+	pr_out_stats(dl, tb[DEVLINK_ATTR_STATS]);
+	pr_out_handle_end(dl);
+}
+
+static int cmd_trap_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_TRAP_NAME] || !tb[DEVLINK_ATTR_TRAP_TYPE] ||
+	    !tb[DEVLINK_ATTR_TRAP_ACTION] ||
+	    !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] ||
+	    !tb[DEVLINK_ATTR_TRAP_METADATA] || !tb[DEVLINK_ATTR_STATS])
+		return MNL_CB_ERROR;
+
+	pr_out_trap(dl, tb, true);
+
+	return MNL_CB_OK;
+}
+
+static void cmd_trap_help(void)
+{
+	pr_err("Usage: devlink trap set DEV trap TRAP [ action { trap | drop | mirror } ]\n");
+	pr_err("       devlink trap show [ DEV trap TRAP ]\n");
+	pr_err("       devlink trap group set DEV group GROUP [ action { trap | drop | mirror } ]\n");
+	pr_err("                              [ policer POLICER ] [ nopolicer ]\n");
+	pr_err("       devlink trap group show [ DEV group GROUP ]\n");
+	pr_err("       devlink trap policer set DEV policer POLICER [ rate RATE ] [ burst BURST ]\n");
+	pr_err("       devlink trap policer show DEV policer POLICER\n");
+}
+
+static int cmd_trap_show(struct dl *dl)
+{
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags, DEVLINK_CMD_TRAP_GET,
+					  DL_OPT_HANDLE | DL_OPT_TRAP_NAME, 0,
+					  DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_TRAP_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "trap");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_trap_show_cb, dl);
+	pr_out_section_end(dl);
+
+	return err;
+}
+
+static int cmd_trap_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_TRAP_NAME,
+			    DL_OPT_TRAP_ACTION);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_TRAP_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static void pr_out_trap_group(struct dl *dl, struct nlattr **tb, bool array)
+{
+	if (array)
+		pr_out_handle_start_arr(dl, tb);
+	else
+		__pr_out_handle_start(dl, tb, true, false);
+
+	check_indent_newline(dl);
+	print_string(PRINT_ANY, "name", "name %s",
+		     mnl_attr_get_str(tb[DEVLINK_ATTR_TRAP_GROUP_NAME]));
+	print_bool(PRINT_ANY, "generic", " generic %s", !!tb[DEVLINK_ATTR_TRAP_GENERIC]);
+	if (tb[DEVLINK_ATTR_TRAP_POLICER_ID])
+		print_uint(PRINT_ANY, "policer", " policer %u",
+			   mnl_attr_get_u32(tb[DEVLINK_ATTR_TRAP_POLICER_ID]));
+	pr_out_stats(dl, tb[DEVLINK_ATTR_STATS]);
+	pr_out_handle_end(dl);
+}
+
+static int cmd_trap_group_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_TRAP_GROUP_NAME] || !tb[DEVLINK_ATTR_STATS])
+		return MNL_CB_ERROR;
+
+	pr_out_trap_group(dl, tb, true);
+
+	return MNL_CB_OK;
+}
+
+static int cmd_trap_group_show(struct dl *dl)
+{
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags,
+					  DEVLINK_CMD_TRAP_GROUP_GET,
+					  DL_OPT_HANDLE | DL_OPT_TRAP_GROUP_NAME, 0,
+					  DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_TRAP_GROUP_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "trap_group");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_trap_group_show_cb, dl);
+	pr_out_section_end(dl);
+
+	return err;
+}
+
+static int cmd_trap_group_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_TRAP_GROUP_NAME,
+			    DL_OPT_TRAP_ACTION | DL_OPT_TRAP_POLICER_ID);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_TRAP_GROUP_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_trap_group(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_trap_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_trap_group_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_trap_group_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void pr_out_trap_policer(struct dl *dl, struct nlattr **tb, bool array)
+{
+	if (array)
+		pr_out_handle_start_arr(dl, tb);
+	else
+		__pr_out_handle_start(dl, tb, true, false);
+
+	check_indent_newline(dl);
+	print_uint(PRINT_ANY, "policer", "policer %u",
+		   mnl_attr_get_u32(tb[DEVLINK_ATTR_TRAP_POLICER_ID]));
+	print_u64(PRINT_ANY, "rate", " rate %llu",
+		   mnl_attr_get_u64(tb[DEVLINK_ATTR_TRAP_POLICER_RATE]));
+	print_u64(PRINT_ANY, "burst", " burst %llu",
+		   mnl_attr_get_u64(tb[DEVLINK_ATTR_TRAP_POLICER_BURST]));
+	if (tb[DEVLINK_ATTR_STATS])
+		pr_out_stats(dl, tb[DEVLINK_ATTR_STATS]);
+	pr_out_handle_end(dl);
+}
+
+static int cmd_trap_policer_show_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+	struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
+	struct dl *dl = data;
+
+	mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
+	if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
+	    !tb[DEVLINK_ATTR_TRAP_POLICER_ID] ||
+	    !tb[DEVLINK_ATTR_TRAP_POLICER_RATE] ||
+	    !tb[DEVLINK_ATTR_TRAP_POLICER_BURST])
+		return MNL_CB_ERROR;
+
+	pr_out_trap_policer(dl, tb, true);
+
+	return MNL_CB_OK;
+}
+
+static int cmd_trap_policer_show(struct dl *dl)
+{
+	uint16_t flags = NLM_F_REQUEST | NLM_F_ACK;
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse_with_selector(dl, &flags,
+					  DEVLINK_CMD_TRAP_POLICER_GET,
+					  DL_OPT_HANDLE | DL_OPT_TRAP_POLICER_ID, 0,
+					  DL_OPT_HANDLE, 0);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_TRAP_POLICER_GET, flags);
+
+	dl_opts_put(nlh, dl);
+
+	pr_out_section_start(dl, "trap_policer");
+	err = mnlu_gen_socket_sndrcv(&dl->nlg, nlh, cmd_trap_policer_show_cb, dl);
+	pr_out_section_end(dl);
+
+	return err;
+}
+
+static int cmd_trap_policer_set(struct dl *dl)
+{
+	struct nlmsghdr *nlh;
+	int err;
+
+	err = dl_argv_parse(dl, DL_OPT_HANDLE | DL_OPT_TRAP_POLICER_ID,
+			    DL_OPT_TRAP_POLICER_RATE | DL_OPT_TRAP_POLICER_BURST);
+	if (err)
+		return err;
+
+	nlh = mnlu_gen_socket_cmd_prepare(&dl->nlg, DEVLINK_CMD_TRAP_POLICER_SET,
+			       NLM_F_REQUEST | NLM_F_ACK);
+
+	dl_opts_put(nlh, dl);
+
+	return mnlu_gen_socket_sndrcv(&dl->nlg, nlh, NULL, NULL);
+}
+
+static int cmd_trap_policer(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_trap_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_trap_policer_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_trap_policer_set(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int cmd_trap(struct dl *dl)
+{
+	if (dl_argv_match(dl, "help")) {
+		cmd_trap_help();
+		return 0;
+	} else if (dl_argv_match(dl, "show") ||
+		   dl_argv_match(dl, "list") || dl_no_arg(dl)) {
+		dl_arg_inc(dl);
+		return cmd_trap_show(dl);
+	} else if (dl_argv_match(dl, "set")) {
+		dl_arg_inc(dl);
+		return cmd_trap_set(dl);
+	} else if (dl_argv_match(dl, "group")) {
+		dl_arg_inc(dl);
+		return cmd_trap_group(dl);
+	} else if (dl_argv_match(dl, "policer")) {
+		dl_arg_inc(dl);
+		return cmd_trap_policer(dl);
+	}
+	pr_err("Command \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static void help(void)
+{
+	pr_err("Usage: devlink [ OPTIONS ] OBJECT { COMMAND | help }\n"
+	       "       devlink [ -f[orce] ] -b[atch] filename -N[etns] netnsname\n"
+	       "where  OBJECT := { dev | port | lc | sb | monitor | dpipe | resource | region | health | trap }\n"
+	       "       OPTIONS := { -V[ersion] | -n[o-nice-names] | -j[son] | -p[retty] | -v[erbose] -s[tatistics] -[he]x }\n");
+}
+
+static int dl_cmd(struct dl *dl, int argc, char **argv)
+{
+	dl->argc = argc;
+	dl->argv = argv;
+
+	if (dl_argv_match(dl, "help") || dl_no_arg(dl)) {
+		help();
+		return 0;
+	} else if (dl_argv_match(dl, "dev")) {
+		dl_arg_inc(dl);
+		return cmd_dev(dl);
+	} else if (dl_argv_match(dl, "port")) {
+		dl_arg_inc(dl);
+		return cmd_port(dl);
+	} else if (dl_argv_match(dl, "sb")) {
+		dl_arg_inc(dl);
+		return cmd_sb(dl);
+	} else if (dl_argv_match(dl, "monitor")) {
+		dl_arg_inc(dl);
+		return cmd_mon(dl);
+	} else if (dl_argv_match(dl, "dpipe")) {
+		dl_arg_inc(dl);
+		return cmd_dpipe(dl);
+	} else if (dl_argv_match(dl, "resource")) {
+		dl_arg_inc(dl);
+		return cmd_resource(dl);
+	} else if (dl_argv_match(dl, "region")) {
+		dl_arg_inc(dl);
+		return cmd_region(dl);
+	} else if (dl_argv_match(dl, "health")) {
+		dl_arg_inc(dl);
+		return cmd_health(dl);
+	} else if (dl_argv_match(dl, "trap")) {
+		dl_arg_inc(dl);
+		return cmd_trap(dl);
+	} else if (dl_argv_match(dl, "lc")) {
+		dl_arg_inc(dl);
+		return cmd_linecard(dl);
+	}
+	pr_err("Object \"%s\" not found\n", dl_argv(dl));
+	return -ENOENT;
+}
+
+static int dl_init(struct dl *dl)
+{
+	int err;
+
+	err = mnlu_gen_socket_open(&dl->nlg, DEVLINK_GENL_NAME,
+				   DEVLINK_GENL_VERSION);
+	if (err) {
+		pr_err("Failed to connect to devlink Netlink\n");
+		return -errno;
+	}
+
+	ifname_map_init(dl);
+
+	new_json_obj_plain(dl->json_output);
+	return 0;
+}
+
+static void dl_fini(struct dl *dl)
+{
+	delete_json_obj_plain();
+	ifname_map_fini(dl);
+	mnlu_gen_socket_close(&dl->nlg);
+}
+
+static struct dl *dl_alloc(void)
+{
+	struct dl *dl;
+
+	dl = calloc(1, sizeof(*dl));
+	if (!dl)
+		return NULL;
+	return dl;
+}
+
+static void dl_free(struct dl *dl)
+{
+	free(dl->handle_argv);
+	free(dl);
+}
+
+static int dl_batch_cmd(int argc, char *argv[], void *data)
+{
+	struct dl *dl = data;
+
+	return dl_cmd(dl, argc, argv);
+}
+
+static int dl_batch(struct dl *dl, const char *name, bool force)
+{
+	return do_batch(name, force, dl_batch_cmd, dl);
+}
+
+int main(int argc, char **argv)
+{
+	static const struct option long_options[] = {
+		{ "Version",		no_argument,		NULL, 'V' },
+		{ "force",		no_argument,		NULL, 'f' },
+		{ "batch",		required_argument,	NULL, 'b' },
+		{ "no-nice-names",	no_argument,		NULL, 'n' },
+		{ "json",		no_argument,		NULL, 'j' },
+		{ "pretty",		no_argument,		NULL, 'p' },
+		{ "verbose",		no_argument,		NULL, 'v' },
+		{ "statistics",		no_argument,		NULL, 's' },
+		{ "Netns",		required_argument,	NULL, 'N' },
+		{ "iec",		no_argument,		NULL, 'i' },
+		{ "hex",		no_argument,		NULL, 'x' },
+		{ NULL, 0, NULL, 0 }
+	};
+	const char *batch_file = NULL;
+	bool force = false;
+	struct dl *dl;
+	int opt;
+	int err;
+	int ret;
+
+	dl = dl_alloc();
+	if (!dl) {
+		pr_err("Failed to allocate memory for devlink\n");
+		return EXIT_FAILURE;
+	}
+
+	while ((opt = getopt_long(argc, argv, "Vfb:njpvsN:ix",
+				  long_options, NULL)) >= 0) {
+
+		switch (opt) {
+		case 'V':
+			printf("devlink utility, iproute2-%s\n", version);
+			ret = EXIT_SUCCESS;
+			goto dl_free;
+		case 'f':
+			force = true;
+			break;
+		case 'b':
+			batch_file = optarg;
+			break;
+		case 'n':
+			dl->no_nice_names = true;
+			break;
+		case 'j':
+			dl->json_output = true;
+			break;
+		case 'p':
+			pretty = true;
+			break;
+		case 'v':
+			dl->verbose = true;
+			break;
+		case 's':
+			dl->stats = true;
+			break;
+		case 'N':
+			if (netns_switch(optarg)) {
+				ret = EXIT_FAILURE;
+				goto dl_free;
+			}
+			break;
+		case 'i':
+			dl->use_iec = true;
+			break;
+		case 'x':
+			dl->hex = true;
+			break;
+		default:
+			pr_err("Unknown option.\n");
+			help();
+			ret = EXIT_FAILURE;
+			goto dl_free;
+		}
+	}
+
+	argc -= optind;
+	argv += optind;
+
+	err = dl_init(dl);
+	if (err) {
+		ret = EXIT_FAILURE;
+		goto dl_free;
+	}
+
+	if (batch_file)
+		err = dl_batch(dl, batch_file, force);
+	else
+		err = dl_cmd(dl, argc, argv);
+
+	if (err) {
+		ret = EXIT_FAILURE;
+		goto dl_fini;
+	}
+
+	ret = EXIT_SUCCESS;
+
+dl_fini:
+	dl_fini(dl);
+dl_free:
+	dl_free(dl);
+
+	return ret;
+}
diff --git a/devlink/mnlg.c b/devlink/mnlg.c
new file mode 100644
index 0000000..d049eb5
--- /dev/null
+++ b/devlink/mnlg.c
@@ -0,0 +1,143 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ *   mnlg.c	Generic Netlink helpers for libmnl
+ *
+ * Authors:     Jiri Pirko <jiri@mellanox.com>
+ */
+
+#include <stdlib.h>
+#include <stdbool.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h>
+#include <libmnl/libmnl.h>
+#include <linux/genetlink.h>
+
+#include "libnetlink.h"
+#include "mnl_utils.h"
+#include "utils.h"
+#include "mnlg.h"
+
+int mnlg_socket_send(struct mnlu_gen_socket *nlg, const struct nlmsghdr *nlh)
+{
+	return mnl_socket_sendto(nlg->nl, nlh, nlh->nlmsg_len);
+}
+
+struct group_info {
+	bool found;
+	uint32_t id;
+	const char *name;
+};
+
+static int parse_mc_grps_cb(const struct nlattr *attr, void *data)
+{
+	const struct nlattr **tb = data;
+	int type = mnl_attr_get_type(attr);
+
+	if (mnl_attr_type_valid(attr, CTRL_ATTR_MCAST_GRP_MAX) < 0)
+		return MNL_CB_OK;
+
+	switch (type) {
+	case CTRL_ATTR_MCAST_GRP_ID:
+		if (mnl_attr_validate(attr, MNL_TYPE_U32) < 0)
+			return MNL_CB_ERROR;
+		break;
+	case CTRL_ATTR_MCAST_GRP_NAME:
+		if (mnl_attr_validate(attr, MNL_TYPE_STRING) < 0)
+			return MNL_CB_ERROR;
+		break;
+	}
+	tb[type] = attr;
+	return MNL_CB_OK;
+}
+
+static void parse_genl_mc_grps(struct nlattr *nested,
+			       struct group_info *group_info)
+{
+	struct nlattr *pos;
+	const char *name;
+
+	mnl_attr_for_each_nested(pos, nested) {
+		struct nlattr *tb[CTRL_ATTR_MCAST_GRP_MAX + 1] = {};
+
+		mnl_attr_parse_nested(pos, parse_mc_grps_cb, tb);
+		if (!tb[CTRL_ATTR_MCAST_GRP_NAME] ||
+		    !tb[CTRL_ATTR_MCAST_GRP_ID])
+			continue;
+
+		name = mnl_attr_get_str(tb[CTRL_ATTR_MCAST_GRP_NAME]);
+		if (strcmp(name, group_info->name) != 0)
+			continue;
+
+		group_info->id = mnl_attr_get_u32(tb[CTRL_ATTR_MCAST_GRP_ID]);
+		group_info->found = true;
+	}
+}
+
+static int get_group_id_attr_cb(const struct nlattr *attr, void *data)
+{
+	const struct nlattr **tb = data;
+	int type = mnl_attr_get_type(attr);
+
+	if (mnl_attr_type_valid(attr, CTRL_ATTR_MAX) < 0)
+		return MNL_CB_ERROR;
+
+	if (type == CTRL_ATTR_MCAST_GROUPS &&
+	    mnl_attr_validate(attr, MNL_TYPE_NESTED) < 0)
+		return MNL_CB_ERROR;
+	tb[type] = attr;
+	return MNL_CB_OK;
+}
+
+static int get_group_id_cb(const struct nlmsghdr *nlh, void *data)
+{
+	struct group_info *group_info = data;
+	struct nlattr *tb[CTRL_ATTR_MAX + 1] = {};
+	struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
+
+	mnl_attr_parse(nlh, sizeof(*genl), get_group_id_attr_cb, tb);
+	if (!tb[CTRL_ATTR_MCAST_GROUPS])
+		return MNL_CB_ERROR;
+	parse_genl_mc_grps(tb[CTRL_ATTR_MCAST_GROUPS], group_info);
+	return MNL_CB_OK;
+}
+
+int mnlg_socket_group_add(struct mnlu_gen_socket *nlg, const char *group_name)
+{
+	struct nlmsghdr *nlh;
+	struct group_info group_info;
+	int err;
+
+	nlh = _mnlu_gen_socket_cmd_prepare(nlg, CTRL_CMD_GETFAMILY,
+					   NLM_F_REQUEST | NLM_F_ACK,
+					   GENL_ID_CTRL, 1);
+
+	mnl_attr_put_u16(nlh, CTRL_ATTR_FAMILY_ID, nlg->family);
+
+	err = mnlg_socket_send(nlg, nlh);
+	if (err < 0)
+		return err;
+
+	group_info.found = false;
+	group_info.name = group_name;
+	err = mnlu_gen_socket_recv_run(nlg, get_group_id_cb, &group_info);
+	if (err < 0)
+		return err;
+
+	if (!group_info.found) {
+		errno = ENOENT;
+		return -1;
+	}
+
+	err = mnl_socket_setsockopt(nlg->nl, NETLINK_ADD_MEMBERSHIP,
+				    &group_info.id, sizeof(group_info.id));
+	if (err < 0)
+		return err;
+
+	return 0;
+}
+
+int mnlg_socket_get_fd(struct mnlu_gen_socket *nlg)
+{
+	return mnl_socket_get_fd(nlg->nl);
+}
diff --git a/devlink/mnlg.h b/devlink/mnlg.h
new file mode 100644
index 0000000..3249c54
--- /dev/null
+++ b/devlink/mnlg.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ *   mnlg.h	Generic Netlink helpers for libmnl
+ *
+ * Authors:     Jiri Pirko <jiri@mellanox.com>
+ */
+
+#ifndef _MNLG_H_
+#define _MNLG_H_
+
+#include <libmnl/libmnl.h>
+
+struct mnlu_gen_socket;
+
+int mnlg_socket_send(struct mnlu_gen_socket *nlg, const struct nlmsghdr *nlh);
+int mnlg_socket_group_add(struct mnlu_gen_socket *nlg, const char *group_name);
+int mnlg_socket_get_fd(struct mnlu_gen_socket *nlg);
+
+#endif /* _MNLG_H_ */