diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c
index 97d22b8..558cd40 100644
--- a/app/test-pmd/parameters.c
+++ b/app/test-pmd/parameters.c
@@ -186,6 +186,7 @@ usage(char* progname)
 	printf("  --flow-isolate-all: "
 	       "requests flow API isolated mode on all ports at initialization time.\n");
 	printf("  --tx-offloads=0xXXXXXXXX: hexadecimal bitmask of TX queue offloads\n");
+	printf("  --hot-plug: enable hot plug for device.\n");
 }
 
 #ifdef RTE_LIBRTE_CMDLINE
@@ -621,6 +622,7 @@ launch_args_parse(int argc, char** argv)
 		{ "print-event",		1, 0, 0 },
 		{ "mask-event",			1, 0, 0 },
 		{ "tx-offloads",		1, 0, 0 },
+		{ "hot-plug",			0, 0, 0 },
 		{ 0, 0, 0, 0 },
 	};
 
@@ -1102,7 +1104,8 @@ launch_args_parse(int argc, char** argv)
 					rte_exit(EXIT_FAILURE,
 						 "invalid mask-event argument\n");
 				}
-
+			if (!strcmp(lgopts[opt_idx].name, "hot-plug"))
+				hot_plug = 1;
 			break;
 		case 'h':
 			usage(argv[0]);
diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 4c0e258..2faeb90 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -12,6 +12,7 @@
 #include <sys/mman.h>
 #include <sys/types.h>
 #include <errno.h>
+#include <stdbool.h>
 
 #include <sys/queue.h>
 #include <sys/stat.h>
@@ -284,6 +285,8 @@ uint8_t lsc_interrupt = 1; /* enabled by default */
  */
 uint8_t rmv_interrupt = 1; /* enabled by default */
 
+uint8_t hot_plug = 0; /**< hotplug disabled by default. */
+
 /*
  * Display or mask ether events
  * Default to all events except VF_MBOX
@@ -391,6 +394,12 @@ static void check_all_ports_link_status(uint32_t port_mask);
 static int eth_event_callback(portid_t port_id,
 			      enum rte_eth_event_type type,
 			      void *param, void *ret_param);
+static int eth_dev_event_callback(char *device_name,
+				enum rte_dev_event_type type,
+				void *param);
+static int eth_dev_event_callback_register(void);
+static int eth_dev_event_callback_unregister(void);
+
 
 /*
  * Check if all the ports are started.
@@ -1853,6 +1862,39 @@ reset_port(portid_t pid)
 	printf("Done\n");
 }
 
+static int
+eth_dev_event_callback_register(void)
+{
+	int diag;
+
+	/* register the device event callback */
+	diag = rte_dev_event_callback_register(NULL,
+		eth_dev_event_callback, NULL);
+	if (diag) {
+		printf("Failed to setup dev_event callback\n");
+		return -1;
+	}
+
+	return 0;
+}
+
+
+static int
+eth_dev_event_callback_unregister(void)
+{
+	int diag;
+
+	/* unregister the device event callback */
+	diag = rte_dev_event_callback_unregister(NULL,
+		eth_dev_event_callback, NULL);
+	if (diag) {
+		printf("Failed to setup dev_event callback\n");
+		return -1;
+	}
+
+	return 0;
+}
+
 void
 attach_port(char *identifier)
 {
@@ -1916,6 +1958,7 @@ void
 pmd_test_exit(void)
 {
 	portid_t pt_id;
+	int ret;
 
 	if (test_done == 0)
 		stop_packet_forwarding();
@@ -1929,6 +1972,18 @@ pmd_test_exit(void)
 			close_port(pt_id);
 		}
 	}
+
+	if (hot_plug) {
+		ret = rte_dev_event_monitor_stop();
+		if (ret)
+			RTE_LOG(ERR, EAL,
+				"fail to stop device event monitor.");
+
+		ret = eth_dev_event_callback_unregister();
+		if (ret)
+			RTE_LOG(ERR, EAL,
+				"fail to unregister all event callbacks.");
+	}
 	printf("\nBye...\n");
 }
 
@@ -2059,6 +2114,48 @@ eth_event_callback(portid_t port_id, enum rte_eth_event_type type, void *param,
 	return 0;
 }
 
+/* This function is used by the interrupt thread */
+static int
+eth_dev_event_callback(char *device_name, enum rte_dev_event_type type,
+			     __rte_unused void *arg)
+{
+	int ret = 0;
+	static const char * const event_desc[] = {
+		[RTE_DEV_EVENT_ADD] = "add",
+		[RTE_DEV_EVENT_REMOVE] = "remove",
+	};
+
+	if (type >= RTE_DEV_EVENT_MAX) {
+		fprintf(stderr, "%s called upon invalid event %d\n",
+			__func__, type);
+		fflush(stderr);
+	} else if (event_print_mask & (UINT32_C(1) << type)) {
+		printf("%s event\n",
+			event_desc[type]);
+		fflush(stdout);
+	}
+
+	switch (type) {
+	case RTE_DEV_EVENT_REMOVE:
+		RTE_LOG(ERR, EAL, "The device: %s has been removed!\n",
+			device_name);
+		/* TODO: After finish failure handle, begin to stop
+		 * packet forward, stop port, close port, detach port.
+		 */
+		break;
+	case RTE_DEV_EVENT_ADD:
+		RTE_LOG(ERR, EAL, "The device: %s has been added!\n",
+			device_name);
+		/* TODO: After finish kernel driver binding,
+		 * begin to attach port.
+		 */
+		break;
+	default:
+		break;
+	}
+	return ret;
+}
+
 static int
 set_tx_queue_stats_mapping_registers(portid_t port_id, struct rte_port *port)
 {
@@ -2474,8 +2571,9 @@ signal_handler(int signum)
 int
 main(int argc, char** argv)
 {
-	int  diag;
+	int diag;
 	portid_t port_id;
+	int ret;
 
 	signal(SIGINT, signal_handler);
 	signal(SIGTERM, signal_handler);
@@ -2543,6 +2641,18 @@ main(int argc, char** argv)
 		       nb_rxq, nb_txq);
 
 	init_config();
+
+	if (hot_plug) {
+		/* enable hot plug monitoring */
+		ret = rte_dev_event_monitor_start();
+		if (ret) {
+			rte_errno = EINVAL;
+			return -1;
+		}
+		eth_dev_event_callback_register();
+
+	}
+
 	if (start_port(RTE_PORT_ALL) != 0)
 		rte_exit(EXIT_FAILURE, "Start ports failed\n");
 
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index 153abea..8fde68d 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -319,6 +319,8 @@ extern volatile int test_done; /* stop packet forwarding when set to 1. */
 extern uint8_t lsc_interrupt; /**< disabled by "--no-lsc-interrupt" parameter */
 extern uint8_t rmv_interrupt; /**< disabled by "--no-rmv-interrupt" parameter */
 extern uint32_t event_print_mask;
+extern uint8_t hot_plug; /**< enable by "--hot-plug" parameter */
+
 /**< set by "--print-event xxxx" and "--mask-event xxxx parameters */
 
 #ifdef RTE_LIBRTE_IXGBE_BYPASS
diff --git a/doc/guides/testpmd_app_ug/run_app.rst b/doc/guides/testpmd_app_ug/run_app.rst
index 1fd5395..d0ced36 100644
--- a/doc/guides/testpmd_app_ug/run_app.rst
+++ b/doc/guides/testpmd_app_ug/run_app.rst
@@ -479,3 +479,7 @@ The commandline options are:
 
     Set the hexadecimal bitmask of TX queue offloads.
     The default value is 0.
+
+*   ``--hot-plug``
+
+    Enable device event monitor machenism for hotplug.
