From a52966cd48fd4bbe1d160c15f155df72d5d150b3 Mon Sep 17 00:00:00 2001 From: Naga Suresh Somarowthu Date: Mon, 8 Oct 2018 13:12:44 +0100 Subject: [PATCH] test: add helpers using ring PMD Rx/Tx Added ring pmd based packet rx/tx helper functions for verifying Latency, Bitrate and pdump lib UTs. Signed-off-by: Naga Suresh Somarowthu Reviewed-by: Reshma Pattan Reviewed-by: Anatoly Burakov --- MAINTAINERS | 5 ++ test/test/Makefile | 1 + test/test/meson.build | 1 + test/test/sample_packet_forward.c | 114 ++++++++++++++++++++++++++++++ test/test/sample_packet_forward.h | 47 ++++++++++++ 5 files changed, 168 insertions(+) create mode 100644 test/test/sample_packet_forward.c create mode 100644 test/test/sample_packet_forward.h diff --git a/MAINTAINERS b/MAINTAINERS index 0638f0ffac..b6d40a0ddb 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1250,6 +1250,11 @@ F: test/test/test_resource.c F: test/test/virtual_pmd.c F: test/test/virtual_pmd.h +Sample packet helper functions for unit test +M: Reshma Pattan +F: test/test/sample_packet_forward.c +F: test/test/sample_packet_forward.h + Driver testing tool M: Wenzhuo Lu M: Jingjing Wu diff --git a/test/test/Makefile b/test/test/Makefile index 5641a59f37..a06722a64d 100644 --- a/test/test/Makefile +++ b/test/test/Makefile @@ -166,6 +166,7 @@ SRCS-$(CONFIG_RTE_LIBRTE_REORDER) += test_reorder.c SRCS-y += virtual_pmd.c SRCS-y += packet_burst_generator.c +SRCS-y += sample_packet_forward.c SRCS-$(CONFIG_RTE_LIBRTE_ACL) += test_acl.c ifeq ($(CONFIG_RTE_LIBRTE_PMD_RING),y) diff --git a/test/test/meson.build b/test/test/meson.build index 9e45baf7a7..6971e917f9 100644 --- a/test/test/meson.build +++ b/test/test/meson.build @@ -3,6 +3,7 @@ test_sources = files('commands.c', 'packet_burst_generator.c', + 'sample_packet_forward.c', 'test.c', 'test_acl.c', 'test_alarm.c', diff --git a/test/test/sample_packet_forward.c b/test/test/sample_packet_forward.c new file mode 100644 index 0000000000..61384b3d9b --- /dev/null +++ b/test/test/sample_packet_forward.c @@ -0,0 +1,114 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2018 Intel Corporation + */ + +#include +#include + +#include +#include +#include +#include +#include "rte_lcore.h" +#include "rte_mempool.h" +#include "rte_ring.h" + +#include "sample_packet_forward.h" + +/* Sample test to create virtual rings and tx,rx portid from rings */ +int +test_ring_setup(struct rte_ring **ring, uint16_t *portid) +{ + *ring = rte_ring_create("R0", RING_SIZE, rte_socket_id(), + RING_F_SP_ENQ | RING_F_SC_DEQ); + if (*ring == NULL) { + printf("%s() line %u: rte_ring_create R0 failed", + __func__, __LINE__); + return -1; + } + *portid = rte_eth_from_rings("net_ringa", ring, NUM_QUEUES, + ring, NUM_QUEUES, rte_socket_id()); + + return 0; +} + +/* Sample test to free the mempool */ +void +test_mp_free(struct rte_mempool *mp) +{ + rte_mempool_free(mp); +} + +/* Sample test to free the virtual rings */ +void +test_ring_free(struct rte_ring *rxtx) +{ + rte_ring_free(rxtx); +} + +/* Sample test to release the vdev */ +void +test_vdev_uninit(const char *vdev) +{ + rte_vdev_uninit(vdev); +} + +/* sample test to allocate the mempool */ +int +test_get_mempool(struct rte_mempool **mp, char *poolname) +{ + *mp = rte_pktmbuf_pool_create(poolname, NB_MBUF, 32, 0, + RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id()); + if (*mp == NULL) + return -1; + return 0; +} + +/* sample test to allocate buffer for pkts */ +int +test_get_mbuf_from_pool(struct rte_mempool **mp, struct rte_mbuf **pbuf, + char *poolname) +{ + int ret = 0; + + ret = test_get_mempool(mp, poolname); + if (ret < 0) + return -1; + if (rte_pktmbuf_alloc_bulk(*mp, pbuf, NUM_PACKETS) != 0) { + printf("%s() line %u: rte_pktmbuf_alloc_bulk failed", __func__, + __LINE__); + return -1; + } + return 0; +} + +/* sample test to deallocate the allocated buffers and mempool */ +void +test_put_mbuf_to_pool(struct rte_mempool *mp, struct rte_mbuf **pbuf) +{ + int itr = 0; + + for (itr = 0; itr < NUM_PACKETS; itr++) + rte_pktmbuf_free(pbuf[itr]); + rte_mempool_free(mp); +} + +/* Sample test to forward packets using virtual portids */ +int +test_packet_forward(struct rte_mbuf **pbuf, uint16_t portid, uint16_t queue_id) +{ + /* send and receive packet and check for stats update */ + if (rte_eth_tx_burst(portid, queue_id, pbuf, NUM_PACKETS) + < NUM_PACKETS) { + printf("%s() line %u: Error sending packet to" + " port %d\n", __func__, __LINE__, portid); + return -1; + } + if (rte_eth_rx_burst(portid, queue_id, pbuf, NUM_PACKETS) + < NUM_PACKETS) { + printf("%s() line %u: Error receiving packet from" + " port %d\n", __func__, __LINE__, portid); + return -1; + } + return 0; +} diff --git a/test/test/sample_packet_forward.h b/test/test/sample_packet_forward.h new file mode 100644 index 0000000000..6789217de3 --- /dev/null +++ b/test/test/sample_packet_forward.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2018 Intel Corporation + */ + +#ifndef _SAMPLE_PACKET_FORWARD_H_ +#define _SAMPLE_PACKET_FORWARD_H_ + +#include + +/* MACROS to support virtual ring creation */ +#define RING_SIZE 256 +#define NUM_QUEUES 1 +#define NB_MBUF 512 + +#define NUM_PACKETS 10 + +struct rte_mbuf; +struct rte_mempool; +struct rte_ring; + +/* Sample test to create virtual rings and tx,rx portid from rings */ +int test_ring_setup(struct rte_ring **ring, uint16_t *portid); + +/* Sample test to free the virtual rings */ +void test_ring_free(struct rte_ring *rxtx); + +/* Sample test to forward packet using virtual port id */ +int test_packet_forward(struct rte_mbuf **pbuf, uint16_t portid, + uint16_t queue_id); + +/* sample test to allocate buffer for pkts */ +int test_get_mbuf_from_pool(struct rte_mempool **mp, struct rte_mbuf **pbuf, + char *poolname); + +/* Sample test to create the mempool */ +int test_get_mempool(struct rte_mempool **mp, char *poolname); + +/* sample test to deallocate the allocated buffers and mempool */ +void test_put_mbuf_to_pool(struct rte_mempool *mp, struct rte_mbuf **pbuf); + +/* Sample test to free the mempool */ +void test_mp_free(struct rte_mempool *mp); + +/* Sample test to release the vdev */ +void test_vdev_uninit(const char *vdev); + +#endif /* _SAMPLE_PACKET_FORWARD_H_ */