X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=app%2Ftest%2Ftest_pmd_ring.c;h=02873f26a14b231d4db51c4bb61423e747b9286f;hb=fae4b8c47c25286e5d87cde55ff16d1bed298e15;hp=19ad0e9d32768a64484064f26206845f05b0f41c;hpb=572eb3cd834c5e21d7fa946432b89c1c9d63fe61;p=dpdk.git

diff --git a/app/test/test_pmd_ring.c b/app/test/test_pmd_ring.c
index 19ad0e9d32..02873f26a1 100644
--- a/app/test/test_pmd_ring.c
+++ b/app/test/test_pmd_ring.c
@@ -1,148 +1,120 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2015 Intel Corporation
  */
 #include "test.h"
-
-#ifdef RTE_LIBRTE_PMD_RING
+#include <string.h>
 
 #include <stdio.h>
 
 #include <rte_eth_ring.h>
 #include <rte_ethdev.h>
+#include <rte_bus_vdev.h>
 
-static struct rte_mempool *mp;
-
-#define TX_PORT 0
-#define RX_PORT 1
-#define RXTX_PORT 2
-#define RXTX_PORT2 3
-#define RXTX_PORT3 4
 #define SOCKET0 0
-
 #define RING_SIZE 256
+#define NUM_RINGS 2
+#define NB_MBUF 512
 
-#define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
-#define NB_MBUF   512
+static struct rte_mempool *mp;
+struct rte_ring *rxtx[NUM_RINGS];
+static int tx_porta, rx_portb, rxtx_portc, rxtx_portd, rxtx_porte;
 
 static int
-test_ethdev_configure(void)
+test_ethdev_configure_port(int port)
 {
 	struct rte_eth_conf null_conf;
 	struct rte_eth_link link;
+	int ret;
 
 	memset(&null_conf, 0, sizeof(struct rte_eth_conf));
 
-	if ((TX_PORT >= RTE_MAX_ETHPORTS) || (RX_PORT >= RTE_MAX_ETHPORTS)\
-		|| (RXTX_PORT >= RTE_MAX_ETHPORTS)) {
-		printf(" TX/RX port exceed max eth ports\n");
-		return -1;
-	}
-	if (rte_eth_dev_configure(TX_PORT, 1, 2, &null_conf) < 0) {
-		printf("Configure failed for TX port\n");
+	if (rte_eth_dev_configure(port, 1, 2, &null_conf) < 0) {
+		printf("Configure failed for port %d\n", port);
 		return -1;
 	}
 
 	/* Test queue release */
-	if (rte_eth_dev_configure(TX_PORT, 1, 1, &null_conf) < 0) {
-		printf("Configure failed for TX port\n");
-		return -1;
-	}
-	if (rte_eth_dev_configure(RX_PORT, 1, 1, &null_conf) < 0) {
-		printf("Configure failed for RX port\n");
-		return -1;
-	}
-	if (rte_eth_dev_configure(RXTX_PORT, 1, 1, &null_conf) < 0) {
-		printf("Configure failed for RXTX port\n");
+	if (rte_eth_dev_configure(port, 1, 1, &null_conf) < 0) {
+		printf("Configure failed for port %d\n", port);
 		return -1;
 	}
 
-	if (rte_eth_tx_queue_setup(TX_PORT, 0, RING_SIZE, SOCKET0, NULL) < 0) {
-		printf("TX queue setup failed\n");
-		return -1;
-	}
-	if (rte_eth_rx_queue_setup(RX_PORT, 0, RING_SIZE, SOCKET0,
-			NULL, mp) < 0) {
-		printf("RX queue setup failed\n");
+	if (rte_eth_tx_queue_setup(port, 0, RING_SIZE, SOCKET0, NULL) < 0) {
+		printf("TX queue setup failed port %d\n", port);
 		return -1;
 	}
-	if (rte_eth_tx_queue_setup(RXTX_PORT, 0, RING_SIZE, SOCKET0, NULL) < 0) {
-		printf("TX queue setup failed\n");
+
+	if (rte_eth_rx_queue_setup(port, 0, RING_SIZE, SOCKET0,
+				NULL, mp) < 0) {
+		printf("RX queue setup failed port %d\n", port);
 		return -1;
 	}
-	if (rte_eth_rx_queue_setup(RXTX_PORT, 0, RING_SIZE, SOCKET0,
-			NULL, mp) < 0) {
-		printf("RX queue setup failed\n");
+
+	if (rte_eth_dev_start(port) < 0) {
+		printf("Error starting port %d\n", port);
 		return -1;
 	}
 
-	if (rte_eth_dev_start(TX_PORT) < 0) {
-		printf("Error starting TX port\n");
+	ret = rte_eth_link_get(port, &link);
+	if (ret < 0) {
+		printf("Link get failed for port %u: %s",
+		       port, rte_strerror(-ret));
 		return -1;
 	}
-	if (rte_eth_dev_start(RX_PORT) < 0) {
-		printf("Error starting RX port\n");
-		return -1;
+
+	return 0;
+}
+
+static int
+test_send_basic_packets(void)
+{
+	struct rte_mbuf  bufs[RING_SIZE];
+	struct rte_mbuf *pbufs[RING_SIZE];
+	int i;
+
+	printf("Testing send and receive RING_SIZE/2 packets (tx_porta -> rx_portb)\n");
+
+	for (i = 0; i < RING_SIZE/2; i++)
+		pbufs[i] = &bufs[i];
+
+	if (rte_eth_tx_burst(tx_porta, 0, pbufs, RING_SIZE/2) < RING_SIZE/2) {
+		printf("Failed to transmit packet burst port %d\n", tx_porta);
+		return TEST_FAILED;
 	}
-	if (rte_eth_dev_start(RXTX_PORT) < 0) {
-		printf("Error starting RX port\n");
-		return -1;
+
+	if (rte_eth_rx_burst(rx_portb, 0, pbufs, RING_SIZE) != RING_SIZE/2) {
+		printf("Failed to receive packet burst on port %d\n", rx_portb);
+		return TEST_FAILED;
 	}
 
-	rte_eth_link_get(TX_PORT, &link);
-	rte_eth_link_get(RX_PORT, &link);
-	rte_eth_link_get(RXTX_PORT, &link);
+	for (i = 0; i < RING_SIZE/2; i++)
+		if (pbufs[i] != &bufs[i]) {
+			printf("Error: received data does not match that transmitted\n");
+			return TEST_FAILED;
+		}
 
-	return 0;
+	return TEST_SUCCESS;
 }
 
 static int
-test_send_basic_packets(void)
+test_send_basic_packets_port(int port)
 {
 	struct rte_mbuf  bufs[RING_SIZE];
 	struct rte_mbuf *pbufs[RING_SIZE];
 	int i;
 
-	printf("Testing ring pmd RX/TX\n");
+	printf("Testing send and receive RING_SIZE/2 packets (cmdl_port0 -> cmdl_port0)\n");
 
 	for (i = 0; i < RING_SIZE/2; i++)
 		pbufs[i] = &bufs[i];
 
-	if (rte_eth_tx_burst(TX_PORT, 0, pbufs, RING_SIZE/2) < RING_SIZE/2) {
-		printf("Failed to transmit packet burst\n");
+	if (rte_eth_tx_burst(port, 0, pbufs, RING_SIZE/2) < RING_SIZE/2) {
+		printf("Failed to transmit packet burst port %d\n", port);
 		return -1;
 	}
 
-	if (rte_eth_rx_burst(RX_PORT, 0, pbufs, RING_SIZE) != RING_SIZE/2) {
-		printf("Failed to receive packet burst\n");
+	if (rte_eth_rx_burst(port, 0, pbufs, RING_SIZE) != RING_SIZE/2) {
+		printf("Failed to receive packet burst on port %d\n", port);
 		return -1;
 	}
 
@@ -155,89 +127,92 @@ test_send_basic_packets(void)
 	return 0;
 }
 
+
 static int
-test_get_stats(void)
+test_get_stats(int port)
 {
 	struct rte_eth_stats stats;
 	struct rte_mbuf buf, *pbuf = &buf;
 
-	printf("Testing ring PMD stats\n");
+	printf("Testing ring PMD stats_get port %d\n", port);
 
 	/* check stats of RXTX port, should all be zero */
-	rte_eth_stats_get(RXTX_PORT, &stats);
+
+	rte_eth_stats_get(port, &stats);
 	if (stats.ipackets != 0 || stats.opackets != 0 ||
 			stats.ibytes != 0 || stats.obytes != 0 ||
 			stats.ierrors != 0 || stats.oerrors != 0) {
-		printf("Error: RXTX port stats are not zero\n");
+		printf("Error: port %d stats are not zero\n", port);
 		return -1;
 	}
 
 	/* send and receive 1 packet and check for stats update */
-	if (rte_eth_tx_burst(RXTX_PORT, 0, &pbuf, 1) != 1) {
-		printf("Error sending packet to RXTX port\n");
+	if (rte_eth_tx_burst(port, 0, &pbuf, 1) != 1) {
+		printf("Error sending packet to port %d\n", port);
 		return -1;
 	}
-	if (rte_eth_rx_burst(RXTX_PORT, 0, &pbuf, 1) != 1) {
-		printf("Error receiving packet from RXTX port\n");
+
+	if (rte_eth_rx_burst(port, 0, &pbuf, 1) != 1) {
+		printf("Error receiving packet from port %d\n", port);
 		return -1;
 	}
 
-	rte_eth_stats_get(RXTX_PORT, &stats);
+	rte_eth_stats_get(port, &stats);
 	if (stats.ipackets != 1 || stats.opackets != 1 ||
 			stats.ibytes != 0 || stats.obytes != 0 ||
 			stats.ierrors != 0 || stats.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
+		printf("Error: port %d stats are not as expected\n", port);
 		return -1;
 	}
 	return 0;
 }
 
 static int
-test_stats_reset(void)
+test_stats_reset(int port)
 {
 	struct rte_eth_stats stats;
 	struct rte_mbuf buf, *pbuf = &buf;
 
-	printf("Testing ring PMD stats reset\n");
+	printf("Testing ring PMD stats_reset port %d\n", port);
 
-	rte_eth_stats_reset(RXTX_PORT);
+	rte_eth_stats_reset(port);
 
 	/* check stats of RXTX port, should all be zero */
-	rte_eth_stats_get(RXTX_PORT, &stats);
+	rte_eth_stats_get(port, &stats);
 	if (stats.ipackets != 0 || stats.opackets != 0 ||
 			stats.ibytes != 0 || stats.obytes != 0 ||
 			stats.ierrors != 0 || stats.oerrors != 0) {
-		printf("Error: RXTX port stats are not zero\n");
+		printf("Error: port %d stats are not zero\n", port);
 		return -1;
 	}
 
 	/* send and receive 1 packet and check for stats update */
-	if (rte_eth_tx_burst(RXTX_PORT, 0, &pbuf, 1) != 1) {
-		printf("Error sending packet to RXTX port\n");
+	if (rte_eth_tx_burst(port, 0, &pbuf, 1) != 1) {
+		printf("Error sending packet to port %d\n", port);
 		return -1;
 	}
 
-	if (rte_eth_rx_burst(RXTX_PORT, 0, &pbuf, 1) != 1) {
-		printf("Error receiving packet from RXTX port\n");
+	if (rte_eth_rx_burst(port, 0, &pbuf, 1) != 1) {
+		printf("Error receiving packet from port %d\n", port);
 		return -1;
 	}
 
-	rte_eth_stats_get(RXTX_PORT, &stats);
+	rte_eth_stats_get(port, &stats);
 	if (stats.ipackets != 1 || stats.opackets != 1 ||
 			stats.ibytes != 0 || stats.obytes != 0 ||
 			stats.ierrors != 0 || stats.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
+		printf("Error: port %d stats are not as expected\n", port);
 		return -1;
 	}
 
-	rte_eth_stats_reset(RXTX_PORT);
+	rte_eth_stats_reset(port);
 
 	/* check stats of RXTX port, should all be zero */
-	rte_eth_stats_get(RXTX_PORT, &stats);
+	rte_eth_stats_get(port, &stats);
 	if (stats.ipackets != 0 || stats.opackets != 0 ||
 			stats.ibytes != 0 || stats.obytes != 0 ||
 			stats.ierrors != 0 || stats.oerrors != 0) {
-		printf("Error: RXTX port stats are not zero\n");
+		printf("Error: port %d stats are not zero\n", port);
 		return -1;
 	}
 
@@ -251,207 +226,354 @@ test_pmd_ring_pair_create_attach(void)
 	struct rte_mbuf buf, *pbuf = &buf;
 	struct rte_eth_conf null_conf;
 
-	if ((RXTX_PORT2 >= RTE_MAX_ETHPORTS) || (RXTX_PORT3 >= RTE_MAX_ETHPORTS)) {
-		printf(" TX/RX port exceed max eth ports\n");
-		return -1;
-	}
-	if ((rte_eth_dev_configure(RXTX_PORT2, 1, 1, &null_conf) < 0)
-		|| (rte_eth_dev_configure(RXTX_PORT3, 1, 1, &null_conf) < 0)) {
-		printf("Configure failed for RXTX port\n");
-		return -1;
+	memset(&null_conf, 0, sizeof(struct rte_eth_conf));
+
+	if ((rte_eth_dev_configure(rxtx_portd, 1, 1, &null_conf) < 0)
+			|| (rte_eth_dev_configure(rxtx_porte, 1, 1,
+					&null_conf) < 0)) {
+		printf("Configure failed for port\n");
+		return TEST_FAILED;
 	}
 
-	if ((rte_eth_tx_queue_setup(RXTX_PORT2, 0, RING_SIZE, SOCKET0, NULL) < 0)
-		|| (rte_eth_tx_queue_setup(RXTX_PORT3, 0, RING_SIZE, SOCKET0, NULL) < 0)) {
+	if ((rte_eth_tx_queue_setup(rxtx_portd, 0, RING_SIZE,
+					SOCKET0, NULL) < 0)
+			|| (rte_eth_tx_queue_setup(rxtx_porte, 0, RING_SIZE,
+					SOCKET0, NULL) < 0)) {
 		printf("TX queue setup failed\n");
-		return -1;
+		return TEST_FAILED;
 	}
 
-	if ((rte_eth_rx_queue_setup(RXTX_PORT2, 0, RING_SIZE, SOCKET0, NULL, mp) < 0)
-		|| (rte_eth_rx_queue_setup(RXTX_PORT3, 0, RING_SIZE, SOCKET0, NULL, mp) < 0)) {
+	if ((rte_eth_rx_queue_setup(rxtx_portd, 0, RING_SIZE,
+					SOCKET0, NULL, mp) < 0)
+			|| (rte_eth_rx_queue_setup(rxtx_porte, 0, RING_SIZE,
+					SOCKET0, NULL, mp) < 0)) {
 		printf("RX queue setup failed\n");
-		return -1;
+		return TEST_FAILED;
 	}
 
-	if ((rte_eth_dev_start(RXTX_PORT2) < 0)
-		|| (rte_eth_dev_start(RXTX_PORT3) < 0)) {
-		printf("Error starting RXTX port\n");
-		return -1;
+	if ((rte_eth_dev_start(rxtx_portd) < 0)
+			|| (rte_eth_dev_start(rxtx_porte) < 0)) {
+		printf("Error starting port\n");
+		return TEST_FAILED;
+	}
+
+	rte_eth_stats_reset(rxtx_portd);
+	/* check stats of port, should all be zero */
+	rte_eth_stats_get(rxtx_portd, &stats);
+	if (stats.ipackets != 0 || stats.opackets != 0 ||
+			stats.ibytes != 0 || stats.obytes != 0 ||
+			stats.ierrors != 0 || stats.oerrors != 0) {
+		printf("Error: port %d stats are not zero\n", rxtx_portd);
+		return TEST_FAILED;
+	}
+
+	rte_eth_stats_reset(rxtx_porte);
+	/* check stats of port, should all be zero */
+	rte_eth_stats_get(rxtx_porte, &stats2);
+	if (stats2.ipackets != 0 || stats2.opackets != 0 ||
+			stats2.ibytes != 0 || stats2.obytes != 0 ||
+			stats2.ierrors != 0 || stats2.oerrors != 0) {
+		printf("Error: port %d stats are not zero\n", rxtx_porte);
+		return TEST_FAILED;
 	}
 
 	/*
-	 * send and receive 1 packet (RXTX_PORT2 -> RXTX_PORT3)
+	 * send and receive 1 packet (rxtx_portd -> rxtx_porte)
 	 * and check for stats update
 	 */
-	if (rte_eth_tx_burst(RXTX_PORT2, 0, &pbuf, 1) != 1) {
-		printf("Error sending packet to RXTX port\n");
-		return -1;
+	printf("Testing send and receive 1 packet (rxtx_portd -> rxtx_porte)\n");
+	if (rte_eth_tx_burst(rxtx_portd, 0, &pbuf, 1) != 1) {
+		printf("Error sending packet to port %d\n", rxtx_portd);
+		return TEST_FAILED;
 	}
 
-	if (rte_eth_rx_burst(RXTX_PORT3, 0, &pbuf, 1) != 1) {
-		printf("Error receiving packet from RXTX port\n");
-		return -1;
+	if (rte_eth_rx_burst(rxtx_porte, 0, &pbuf, 1) != 1) {
+		printf("Error receiving packet from port %d\n", rxtx_porte);
+		return TEST_FAILED;
 	}
 
-	rte_eth_stats_get(RXTX_PORT2, &stats);
-	rte_eth_stats_get(RXTX_PORT3, &stats2);
+	rte_eth_stats_get(rxtx_portd, &stats);
+	rte_eth_stats_get(rxtx_porte, &stats2);
 	if (stats.ipackets != 0 || stats.opackets != 1 ||
 			stats.ibytes != 0 || stats.obytes != 0 ||
 			stats.ierrors != 0 || stats.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
-		return -1;
+		printf("Error: port %d stats are not as expected\n",
+				rxtx_portd);
+		return TEST_FAILED;
 	}
 
 	if (stats2.ipackets != 1 || stats2.opackets != 0 ||
 			stats2.ibytes != 0 || stats2.obytes != 0 ||
 			stats2.ierrors != 0 || stats2.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
-		return -1;
+		printf("Error: port %d stats are not as expected\n",
+				rxtx_porte);
+		return TEST_FAILED;
 	}
 
 	/*
-	 * send and receive 1 packet (RXTX_PORT3 -> RXTX_PORT2)
+	 * send and receive 1 packet (rxtx_porte -> rxtx_portd)
 	 * and check for stats update
 	 */
-	if (rte_eth_tx_burst(RXTX_PORT3, 0, &pbuf, 1) != 1) {
-		printf("Error sending packet to RXTX port\n");
-		return -1;
+	printf("Testing send and receive 1 packet "
+			"(rxtx_porte -> rxtx_portd)\n");
+	if (rte_eth_tx_burst(rxtx_porte, 0, &pbuf, 1) != 1) {
+		printf("Error sending packet to port %d\n", rxtx_porte);
+		return TEST_FAILED;
 	}
 
-	if (rte_eth_rx_burst(RXTX_PORT2, 0, &pbuf, 1) != 1) {
-		printf("Error receiving packet from RXTX port\n");
-		return -1;
+	if (rte_eth_rx_burst(rxtx_portd, 0, &pbuf, 1) != 1) {
+		printf("Error receiving packet from port %d\n", rxtx_portd);
+		return TEST_FAILED;
 	}
 
-	rte_eth_stats_get(RXTX_PORT2, &stats);
-	rte_eth_stats_get(RXTX_PORT3, &stats2);
+	rte_eth_stats_get(rxtx_portd, &stats);
+	rte_eth_stats_get(rxtx_porte, &stats2);
 	if (stats.ipackets != 1 || stats.opackets != 1 ||
 			stats.ibytes != 0 || stats.obytes != 0 ||
 			stats.ierrors != 0 || stats.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
-		return -1;
+		printf("Error: port %d stats are not as expected\n",
+				rxtx_portd);
+		return TEST_FAILED;
 	}
 
 	if (stats2.ipackets != 1 || stats2.opackets != 1 ||
 			stats2.ibytes != 0 || stats2.obytes != 0 ||
 			stats2.ierrors != 0 || stats2.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
-		return -1;
+		printf("Error: port %d stats are not as expected\n",
+				rxtx_porte);
+		return TEST_FAILED;
 	}
 
 	/*
-	 * send and receive 1 packet (RXTX_PORT2 -> RXTX_PORT2)
+	 * send and receive 1 packet (rxtx_portd -> rxtx_portd)
 	 * and check for stats update
 	 */
-	if (rte_eth_tx_burst(RXTX_PORT2, 0, &pbuf, 1) != 1) {
-		printf("Error sending packet to RXTX port\n");
-		return -1;
+	printf("Testing send and receive 1 packet "
+			"(rxtx_portd -> rxtx_portd)\n");
+	if (rte_eth_tx_burst(rxtx_portd, 0, &pbuf, 1) != 1) {
+		printf("Error sending packet to port %d\n", rxtx_portd);
+		return TEST_FAILED;
 	}
 
-	if (rte_eth_rx_burst(RXTX_PORT2, 0, &pbuf, 1) != 1) {
-		printf("Error receiving packet from RXTX port\n");
-		return -1;
+	if (rte_eth_rx_burst(rxtx_portd, 0, &pbuf, 1) != 1) {
+		printf("Error receiving packet from port %d\n", rxtx_porte);
+		return TEST_FAILED;
 	}
 
-	rte_eth_stats_get(RXTX_PORT2, &stats);
-	rte_eth_stats_get(RXTX_PORT3, &stats2);
+	rte_eth_stats_get(rxtx_portd, &stats);
+	rte_eth_stats_get(rxtx_porte, &stats2);
 	if (stats.ipackets != 2 || stats.opackets != 2 ||
 			stats.ibytes != 0 || stats.obytes != 0 ||
 			stats.ierrors != 0 || stats.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
-		return -1;
+		printf("Error: port %d stats are not as expected\n",
+				rxtx_portd);
+		return TEST_FAILED;
 	}
 
 	if (stats2.ipackets != 1 || stats2.opackets != 1 ||
 			stats2.ibytes != 0 || stats2.obytes != 0 ||
 			stats2.ierrors != 0 || stats2.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
-		return -1;
+		printf("Error: port %d stats are not as expected\n",
+				rxtx_porte);
+		return TEST_FAILED;
 	}
 
 	/*
-	 * send and receive 1 packet (RXTX_PORT3 -> RXTX_PORT3)
+	 * send and receive 1 packet (rxtx_porte -> rxtx_porte)
 	 * and check for stats update
 	 */
-	if (rte_eth_tx_burst(RXTX_PORT3, 0, &pbuf, 1) != 1) {
-		printf("Error sending packet to RXTX port\n");
-		return -1;
+	printf("Testing send and receive 1 packet "
+			"(rxtx_porte -> rxtx_porte)\n");
+	if (rte_eth_tx_burst(rxtx_porte, 0, &pbuf, 1) != 1) {
+		printf("Error sending packet to port %d\n", rxtx_porte);
+		return TEST_FAILED;
 	}
 
-	if (rte_eth_rx_burst(RXTX_PORT3, 0, &pbuf, 1) != 1) {
-		printf("Error receiving packet from RXTX port\n");
-		return -1;
+	if (rte_eth_rx_burst(rxtx_porte, 0, &pbuf, 1) != 1) {
+		printf("Error receiving packet from port %d\n", rxtx_porte);
+		return TEST_FAILED;
 	}
 
-	rte_eth_stats_get(RXTX_PORT2, &stats);
-	rte_eth_stats_get(RXTX_PORT3, &stats2);
+	rte_eth_stats_get(rxtx_portd, &stats);
+	rte_eth_stats_get(rxtx_porte, &stats2);
 	if (stats.ipackets != 2 || stats.opackets != 2 ||
 			stats.ibytes != 0 || stats.obytes != 0 ||
 			stats.ierrors != 0 || stats.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
-		return -1;
+		printf("Error: port %d stats are not as expected\n",
+				rxtx_portd);
+		return TEST_FAILED;
 	}
 
 	if (stats2.ipackets != 2 || stats2.opackets != 2 ||
 			stats2.ibytes != 0 || stats2.obytes != 0 ||
 			stats2.ierrors != 0 || stats2.oerrors != 0) {
-		printf("Error: RXTX port stats are not as expected\n");
-		return -1;
+		printf("Error: port %d stats are not as expected\n",
+				rxtx_porte);
+		return TEST_FAILED;
 	}
 
-	rte_eth_dev_stop(RXTX_PORT2);
-	rte_eth_dev_stop(RXTX_PORT3);
+	rte_eth_dev_stop(rxtx_portd);
+	rte_eth_dev_stop(rxtx_porte);
 
-	return 0;
+	return TEST_SUCCESS;
 }
 
-int
-test_pmd_ring(void)
+static void
+test_cleanup_resources(void)
 {
-	mp = rte_mempool_create("mbuf_pool", NB_MBUF,
-			MBUF_SIZE, 32,
-			sizeof(struct rte_pktmbuf_pool_private),
-			rte_pktmbuf_pool_init, NULL,
-			rte_pktmbuf_init, NULL,
-			rte_socket_id(), 0);
-	if (mp == NULL)
-		return -1;
+	int itr;
+	for (itr = 0; itr < NUM_RINGS; itr++)
+		rte_ring_free(rxtx[itr]);
+
+	rte_eth_dev_stop(tx_porta);
+	rte_eth_dev_stop(rx_portb);
+	rte_eth_dev_stop(rxtx_portc);
+
+	rte_mempool_free(mp);
+	rte_vdev_uninit("net_ring_net_ringa");
+	rte_vdev_uninit("net_ring_net_ringb");
+	rte_vdev_uninit("net_ring_net_ringc");
+	rte_vdev_uninit("net_ring_net_ringd");
+	rte_vdev_uninit("net_ring_net_ringe");
+}
+
+static int
+test_pmd_ringcreate_setup(void)
+{
+	uint8_t nb_ports;
 
-	if ((TX_PORT >= RTE_MAX_ETHPORTS) || (RX_PORT >= RTE_MAX_ETHPORTS)\
-		|| (RXTX_PORT >= RTE_MAX_ETHPORTS)) {
-		printf(" TX/RX port exceed max eth ports\n");
+	nb_ports = rte_eth_dev_count_avail();
+	printf("nb_ports=%d\n", (int)nb_ports);
+
+	/*  create the rings and eth_rings in the test code.
+	 *  This does not test the rte_pmd_ring_devinit function.
+	 *
+	 *  Test with the command line option --vdev=net_ring0 to test rte_pmd_ring_devinit.
+	 */
+	rxtx[0] = rte_ring_create("R0", RING_SIZE, SOCKET0, RING_F_SP_ENQ|RING_F_SC_DEQ);
+	if (rxtx[0] == NULL) {
+		printf("rte_ring_create R0 failed");
 		return -1;
 	}
 
-	if (test_ethdev_configure() < 0)
+	rxtx[1] = rte_ring_create("R1", RING_SIZE, SOCKET0, RING_F_SP_ENQ|RING_F_SC_DEQ);
+	if (rxtx[1] == NULL) {
+		printf("rte_ring_create R1 failed");
 		return -1;
+	}
+
+	tx_porta = rte_eth_from_rings("net_ringa", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
+	rx_portb = rte_eth_from_rings("net_ringb", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
+	rxtx_portc = rte_eth_from_rings("net_ringc", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
+	rxtx_portd = rte_eth_from_rings("net_ringd", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
+	rxtx_porte = rte_eth_from_rings("net_ringe", rxtx, NUM_RINGS, rxtx, NUM_RINGS, SOCKET0);
 
-	if (test_send_basic_packets() < 0)
+	printf("tx_porta=%d rx_portb=%d rxtx_portc=%d rxtx_portd=%d rxtx_porte=%d\n",
+			tx_porta, rx_portb, rxtx_portc, rxtx_portd, rxtx_porte);
+
+	if ((tx_porta == -1) || (rx_portb == -1) || (rxtx_portc == -1)
+			|| (rxtx_portd == -1) || (rxtx_porte == -1)) {
+		printf("rte_eth_from rings failed\n");
 		return -1;
+	}
 
-	if (test_get_stats() < 0)
+	mp = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 32,
+			0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
+	if (mp == NULL)
 		return -1;
 
-	if (test_stats_reset() < 0)
+	if ((tx_porta >= RTE_MAX_ETHPORTS) || (rx_portb >= RTE_MAX_ETHPORTS)
+			|| (rxtx_portc >= RTE_MAX_ETHPORTS)
+			|| (rxtx_portd >= RTE_MAX_ETHPORTS)
+			|| (rxtx_porte >= RTE_MAX_ETHPORTS)) {
+		printf(" port exceed max eth ports\n");
 		return -1;
+	}
+	return 0;
+}
 
-	rte_eth_dev_stop(RX_PORT);
-	rte_eth_dev_stop(TX_PORT);
-	rte_eth_dev_stop(RXTX_PORT);
+static int
+test_command_line_ring_port(void)
+{
+	int port, cmdl_port0 = -1;
+	int ret;
+
+	/* find a port created with the --vdev=net_ring0 command line option */
+	RTE_ETH_FOREACH_DEV(port) {
+		struct rte_eth_dev_info dev_info;
+
+		ret = rte_eth_dev_info_get(port, &dev_info);
+		TEST_ASSERT((ret == 0),
+				"Error during getting device (port %d) info: %s\n",
+				port, strerror(-ret));
+
+		if (!strcmp(dev_info.driver_name, "Rings PMD")) {
+			printf("found a command line ring port=%d\n", port);
+			cmdl_port0 = port;
+			break;
+		}
+	}
+	if (cmdl_port0 != -1) {
+		TEST_ASSERT((test_ethdev_configure_port(cmdl_port0) < 0),
+				"test ethdev configure port cmdl_port0 is failed");
+		TEST_ASSERT((test_send_basic_packets_port(cmdl_port0) < 0),
+				"test send basic packets port cmdl_port0 is failed");
+		TEST_ASSERT((test_stats_reset(cmdl_port0) < 0),
+				"test stats reset cmdl_port0 is failed");
+		TEST_ASSERT((test_get_stats(cmdl_port0) < 0),
+				"test get stats cmdl_port0 is failed");
+		rte_eth_dev_stop(cmdl_port0);
+	}
+	return TEST_SUCCESS;
+}
 
-	if (test_pmd_ring_pair_create_attach() < 0)
-		return -1;
+static int
+test_ethdev_configure_ports(void)
+{
+	TEST_ASSERT((test_ethdev_configure_port(tx_porta) == 0),
+			"test ethdev configure ports tx_porta is failed");
+	TEST_ASSERT((test_ethdev_configure_port(rx_portb) == 0),
+			"test ethdev configure ports rx_portb is failed");
+	TEST_ASSERT((test_ethdev_configure_port(rxtx_portc) == 0),
+			"test ethdev configure ports rxtx_portc is failed");
+
+	return TEST_SUCCESS;
+}
 
-	return 0;
+static int
+test_get_stats_for_port(void)
+{
+	TEST_ASSERT(test_get_stats(rxtx_portc) == 0, "test get stats failed");
+	return TEST_SUCCESS;
 }
 
-#else
+static int
+test_stats_reset_for_port(void)
+{
+	TEST_ASSERT(test_stats_reset(rxtx_portc) == 0, "test stats reset failed");
+	return TEST_SUCCESS;
+}
+
+static struct
+unit_test_suite test_pmd_ring_suite  = {
+	.setup = test_pmd_ringcreate_setup,
+	.teardown = test_cleanup_resources,
+	.suite_name = "Test Pmd Ring Unit Test Suite",
+	.unit_test_cases = {
+		TEST_CASE(test_ethdev_configure_ports),
+		TEST_CASE(test_send_basic_packets),
+		TEST_CASE(test_get_stats_for_port),
+		TEST_CASE(test_stats_reset_for_port),
+		TEST_CASE(test_pmd_ring_pair_create_attach),
+		TEST_CASE(test_command_line_ring_port),
+		TEST_CASES_END()
+	}
+};
 
-int
+static int
 test_pmd_ring(void)
 {
-	return 0;
+	return unit_test_suite_runner(&test_pmd_ring_suite);
 }
 
-#endif
-
+REGISTER_TEST_COMMAND(ring_pmd_autotest, test_pmd_ring);