Imported Upstream version 16.04

Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757
Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>

1 files changed, 493 insertions, 0 deletions

diff --git a/app/test-pipeline/pipeline_hash.c b/app/test-pipeline/pipeline_hash.c
new file mode 100644
index 00000000..f8aac0d8
--- /dev/null
+++ b/app/test-pipeline/pipeline_hash.c
@@ -0,0 +1,493 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2016 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.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+#include <rte_log.h>
+#include <rte_ethdev.h>
+#include <rte_ether.h>
+#include <rte_ip.h>
+#include <rte_byteorder.h>
+
+#include <rte_port_ring.h>
+#include <rte_table_hash.h>
+#include <rte_pipeline.h>
+
+#include "main.h"
+
+static void
+translate_options(uint32_t *special, uint32_t *ext, uint32_t *key_size)
+{
+	switch (app.pipeline_type) {
+	case e_APP_PIPELINE_HASH_KEY8_EXT:
+		*special = 0; *ext = 1; *key_size = 8; return;
+	case e_APP_PIPELINE_HASH_KEY8_LRU:
+		*special = 0; *ext = 0; *key_size = 8; return;
+	case e_APP_PIPELINE_HASH_KEY16_EXT:
+		*special = 0; *ext = 1; *key_size = 16; return;
+	case e_APP_PIPELINE_HASH_KEY16_LRU:
+		*special = 0; *ext = 0; *key_size = 16; return;
+	case e_APP_PIPELINE_HASH_KEY32_EXT:
+		*special = 0; *ext = 1; *key_size = 32; return;
+	case e_APP_PIPELINE_HASH_KEY32_LRU:
+		*special = 0; *ext = 0; *key_size = 32; return;
+
+	case e_APP_PIPELINE_HASH_SPEC_KEY8_EXT:
+		*special = 1; *ext = 1; *key_size = 8; return;
+	case e_APP_PIPELINE_HASH_SPEC_KEY8_LRU:
+		*special = 1; *ext = 0; *key_size = 8; return;
+	case e_APP_PIPELINE_HASH_SPEC_KEY16_EXT:
+		*special = 1; *ext = 1; *key_size = 16; return;
+	case e_APP_PIPELINE_HASH_SPEC_KEY16_LRU:
+		*special = 1; *ext = 0; *key_size = 16; return;
+	case e_APP_PIPELINE_HASH_SPEC_KEY32_EXT:
+		*special = 1; *ext = 1; *key_size = 32; return;
+	case e_APP_PIPELINE_HASH_SPEC_KEY32_LRU:
+		*special = 1; *ext = 0; *key_size = 32; return;
+
+	default:
+		rte_panic("Invalid hash table type or key size\n");
+	}
+}
+void
+app_main_loop_worker_pipeline_hash(void) {
+	struct rte_pipeline_params pipeline_params = {
+		.name = "pipeline",
+		.socket_id = rte_socket_id(),
+	};
+
+	struct rte_pipeline *p;
+	uint32_t port_in_id[APP_MAX_PORTS];
+	uint32_t port_out_id[APP_MAX_PORTS];
+	uint32_t table_id;
+	uint32_t i;
+	uint32_t special, ext, key_size;
+
+	translate_options(&special, &ext, &key_size);
+
+	RTE_LOG(INFO, USER1, "Core %u is doing work "
+		"(pipeline with hash table, %s, %s, %d-byte key)\n",
+		rte_lcore_id(),
+		special ? "specialized" : "non-specialized",
+		ext ? "extendible bucket" : "LRU",
+		key_size);
+
+	/* Pipeline configuration */
+	p = rte_pipeline_create(&pipeline_params);
+	if (p == NULL)
+		rte_panic("Unable to configure the pipeline\n");
+
+	/* Input port configuration */
+	for (i = 0; i < app.n_ports; i++) {
+		struct rte_port_ring_reader_params port_ring_params = {
+			.ring = app.rings_rx[i],
+		};
+
+		struct rte_pipeline_port_in_params port_params = {
+			.ops = &rte_port_ring_reader_ops,
+			.arg_create = (void *) &port_ring_params,
+			.f_action = NULL,
+			.arg_ah = NULL,
+			.burst_size = app.burst_size_worker_read,
+		};
+
+		if (rte_pipeline_port_in_create(p, &port_params,
+			&port_in_id[i]))
+			rte_panic("Unable to configure input port for "
+				"ring %d\n", i);
+	}
+
+	/* Output port configuration */
+	for (i = 0; i < app.n_ports; i++) {
+		struct rte_port_ring_writer_params port_ring_params = {
+			.ring = app.rings_tx[i],
+			.tx_burst_sz = app.burst_size_worker_write,
+		};
+
+		struct rte_pipeline_port_out_params port_params = {
+			.ops = &rte_port_ring_writer_ops,
+			.arg_create = (void *) &port_ring_params,
+			.f_action = NULL,
+			.arg_ah = NULL,
+		};
+
+		if (rte_pipeline_port_out_create(p, &port_params,
+			&port_out_id[i]))
+			rte_panic("Unable to configure output port for "
+				"ring %d\n", i);
+	}
+
+	/* Table configuration */
+	switch (app.pipeline_type) {
+	case e_APP_PIPELINE_HASH_KEY8_EXT:
+	case e_APP_PIPELINE_HASH_KEY16_EXT:
+	case e_APP_PIPELINE_HASH_KEY32_EXT:
+	{
+		struct rte_table_hash_ext_params table_hash_params = {
+			.key_size = key_size,
+			.n_keys = 1 << 24,
+			.n_buckets = 1 << 22,
+			.n_buckets_ext = 1 << 21,
+			.f_hash = test_hash,
+			.seed = 0,
+			.signature_offset = APP_METADATA_OFFSET(0),
+			.key_offset = APP_METADATA_OFFSET(32),
+		};
+
+		struct rte_pipeline_table_params table_params = {
+			.ops = &rte_table_hash_ext_ops,
+			.arg_create = &table_hash_params,
+			.f_action_hit = NULL,
+			.f_action_miss = NULL,
+			.arg_ah = NULL,
+			.action_data_size = 0,
+		};
+
+		if (rte_pipeline_table_create(p, &table_params, &table_id))
+			rte_panic("Unable to configure the hash table\n");
+	}
+	break;
+
+	case e_APP_PIPELINE_HASH_KEY8_LRU:
+	case e_APP_PIPELINE_HASH_KEY16_LRU:
+	case e_APP_PIPELINE_HASH_KEY32_LRU:
+	{
+		struct rte_table_hash_lru_params table_hash_params = {
+			.key_size = key_size,
+			.n_keys = 1 << 24,
+			.n_buckets = 1 << 22,
+			.f_hash = test_hash,
+			.seed = 0,
+			.signature_offset = 0,
+			.key_offset = 32,
+		};
+
+		struct rte_pipeline_table_params table_params = {
+			.ops = &rte_table_hash_lru_ops,
+			.arg_create = &table_hash_params,
+			.f_action_hit = NULL,
+			.f_action_miss = NULL,
+			.arg_ah = NULL,
+			.action_data_size = 0,
+		};
+
+		if (rte_pipeline_table_create(p, &table_params, &table_id))
+			rte_panic("Unable to configure the hash table\n");
+	}
+	break;
+
+	case e_APP_PIPELINE_HASH_SPEC_KEY8_EXT:
+	{
+		struct rte_table_hash_key8_ext_params table_hash_params = {
+			.n_entries = 1 << 24,
+			.n_entries_ext = 1 << 23,
+			.signature_offset = APP_METADATA_OFFSET(0),
+			.key_offset = APP_METADATA_OFFSET(32),
+			.key_mask = NULL,
+			.f_hash = test_hash,
+			.seed = 0,
+		};
+
+		struct rte_pipeline_table_params table_params = {
+			.ops = &rte_table_hash_key8_ext_ops,
+			.arg_create = &table_hash_params,
+			.f_action_hit = NULL,
+			.f_action_miss = NULL,
+			.arg_ah = NULL,
+			.action_data_size = 0,
+		};
+
+		if (rte_pipeline_table_create(p, &table_params, &table_id))
+			rte_panic("Unable to configure the hash table\n");
+	}
+	break;
+
+	case e_APP_PIPELINE_HASH_SPEC_KEY8_LRU:
+	{
+		struct rte_table_hash_key8_lru_params table_hash_params = {
+			.n_entries = 1 << 24,
+			.signature_offset = APP_METADATA_OFFSET(0),
+			.key_offset = APP_METADATA_OFFSET(32),
+			.key_mask = NULL,
+			.f_hash = test_hash,
+			.seed = 0,
+		};
+
+		struct rte_pipeline_table_params table_params = {
+			.ops = &rte_table_hash_key8_lru_ops,
+			.arg_create = &table_hash_params,
+			.f_action_hit = NULL,
+			.f_action_miss = NULL,
+			.arg_ah = NULL,
+			.action_data_size = 0,
+		};
+
+		if (rte_pipeline_table_create(p, &table_params, &table_id))
+			rte_panic("Unable to configure the hash table\n");
+	}
+	break;
+
+	case e_APP_PIPELINE_HASH_SPEC_KEY16_EXT:
+	{
+		struct rte_table_hash_key16_ext_params table_hash_params = {
+			.n_entries = 1 << 24,
+			.n_entries_ext = 1 << 23,
+			.signature_offset = APP_METADATA_OFFSET(0),
+			.key_offset = APP_METADATA_OFFSET(32),
+			.f_hash = test_hash,
+			.seed = 0,
+			.key_mask = NULL,
+		};
+
+		struct rte_pipeline_table_params table_params = {
+			.ops = &rte_table_hash_key16_ext_ops,
+			.arg_create = &table_hash_params,
+			.f_action_hit = NULL,
+			.f_action_miss = NULL,
+			.arg_ah = NULL,
+			.action_data_size = 0,
+		};
+
+		if (rte_pipeline_table_create(p, &table_params, &table_id))
+			rte_panic("Unable to configure the hash table)\n");
+	}
+	break;
+
+	case e_APP_PIPELINE_HASH_SPEC_KEY16_LRU:
+	{
+		struct rte_table_hash_key16_lru_params table_hash_params = {
+			.n_entries = 1 << 24,
+			.signature_offset = APP_METADATA_OFFSET(0),
+			.key_offset = APP_METADATA_OFFSET(32),
+			.f_hash = test_hash,
+			.seed = 0,
+			.key_mask = NULL,
+		};
+
+		struct rte_pipeline_table_params table_params = {
+			.ops = &rte_table_hash_key16_lru_ops,
+			.arg_create = &table_hash_params,
+			.f_action_hit = NULL,
+			.f_action_miss = NULL,
+			.arg_ah = NULL,
+			.action_data_size = 0,
+		};
+
+		if (rte_pipeline_table_create(p, &table_params, &table_id))
+			rte_panic("Unable to configure the hash table\n");
+	}
+	break;
+
+	case e_APP_PIPELINE_HASH_SPEC_KEY32_EXT:
+	{
+		struct rte_table_hash_key32_ext_params table_hash_params = {
+			.n_entries = 1 << 24,
+			.n_entries_ext = 1 << 23,
+			.signature_offset = APP_METADATA_OFFSET(0),
+			.key_offset = APP_METADATA_OFFSET(32),
+			.f_hash = test_hash,
+			.seed = 0,
+		};
+
+		struct rte_pipeline_table_params table_params = {
+			.ops = &rte_table_hash_key32_ext_ops,
+			.arg_create = &table_hash_params,
+			.f_action_hit = NULL,
+			.f_action_miss = NULL,
+			.arg_ah = NULL,
+			.action_data_size = 0,
+		};
+
+		if (rte_pipeline_table_create(p, &table_params, &table_id))
+			rte_panic("Unable to configure the hash table\n");
+	}
+	break;
+
+
+	case e_APP_PIPELINE_HASH_SPEC_KEY32_LRU:
+	{
+		struct rte_table_hash_key32_lru_params table_hash_params = {
+			.n_entries = 1 << 24,
+			.signature_offset = APP_METADATA_OFFSET(0),
+			.key_offset = APP_METADATA_OFFSET(32),
+			.f_hash = test_hash,
+			.seed = 0,
+		};
+
+		struct rte_pipeline_table_params table_params = {
+			.ops = &rte_table_hash_key32_lru_ops,
+			.arg_create = &table_hash_params,
+			.f_action_hit = NULL,
+			.f_action_miss = NULL,
+			.arg_ah = NULL,
+			.action_data_size = 0,
+		};
+
+		if (rte_pipeline_table_create(p, &table_params, &table_id))
+			rte_panic("Unable to configure the hash table\n");
+	}
+	break;
+
+	default:
+		rte_panic("Invalid hash table type or key size\n");
+	}
+
+	/* Interconnecting ports and tables */
+	for (i = 0; i < app.n_ports; i++)
+		if (rte_pipeline_port_in_connect_to_table(p, port_in_id[i],
+			table_id))
+			rte_panic("Unable to connect input port %u to "
+				"table %u\n", port_in_id[i],  table_id);
+
+	/* Add entries to tables */
+	for (i = 0; i < (1 << 24); i++) {
+		struct rte_pipeline_table_entry entry = {
+			.action = RTE_PIPELINE_ACTION_PORT,
+			{.port_id = port_out_id[i & (app.n_ports - 1)]},
+		};
+		struct rte_pipeline_table_entry *entry_ptr;
+		uint8_t key[32];
+		uint32_t *k32 = (uint32_t *) key;
+		int key_found, status;
+
+		memset(key, 0, sizeof(key));
+		k32[0] = rte_be_to_cpu_32(i);
+
+		status = rte_pipeline_table_entry_add(p, table_id, key, &entry,
+			&key_found, &entry_ptr);
+		if (status < 0)
+			rte_panic("Unable to add entry to table %u (%d)\n",
+				table_id, status);
+	}
+
+	/* Enable input ports */
+	for (i = 0; i < app.n_ports; i++)
+		if (rte_pipeline_port_in_enable(p, port_in_id[i]))
+			rte_panic("Unable to enable input port %u\n",
+				port_in_id[i]);
+
+	/* Check pipeline consistency */
+	if (rte_pipeline_check(p) < 0)
+		rte_panic("Pipeline consistency check failed\n");
+
+	/* Run-time */
+#if APP_FLUSH == 0
+	for ( ; ; )
+		rte_pipeline_run(p);
+#else
+	for (i = 0; ; i++) {
+		rte_pipeline_run(p);
+
+		if ((i & APP_FLUSH) == 0)
+			rte_pipeline_flush(p);
+	}
+#endif
+}
+
+uint64_t test_hash(
+	void *key,
+	__attribute__((unused)) uint32_t key_size,
+	__attribute__((unused)) uint64_t seed)
+{
+	uint32_t *k32 = (uint32_t *) key;
+	uint32_t ip_dst = rte_be_to_cpu_32(k32[0]);
+	uint64_t signature = (ip_dst >> 2) | ((ip_dst & 0x3) << 30);
+
+	return signature;
+}
+
+void
+app_main_loop_rx_metadata(void) {
+	uint32_t i, j;
+	int ret;
+
+	RTE_LOG(INFO, USER1, "Core %u is doing RX (with meta-data)\n",
+		rte_lcore_id());
+
+	for (i = 0; ; i = ((i + 1) & (app.n_ports - 1))) {
+		uint16_t n_mbufs;
+
+		n_mbufs = rte_eth_rx_burst(
+			app.ports[i],
+			0,
+			app.mbuf_rx.array,
+			app.burst_size_rx_read);
+
+		if (n_mbufs == 0)
+			continue;
+
+		for (j = 0; j < n_mbufs; j++) {
+			struct rte_mbuf *m;
+			uint8_t *m_data, *key;
+			struct ipv4_hdr *ip_hdr;
+			struct ipv6_hdr *ipv6_hdr;
+			uint32_t ip_dst;
+			uint8_t *ipv6_dst;
+			uint32_t *signature, *k32;
+
+			m = app.mbuf_rx.array[j];
+			m_data = rte_pktmbuf_mtod(m, uint8_t *);
+			signature = RTE_MBUF_METADATA_UINT32_PTR(m,
+					APP_METADATA_OFFSET(0));
+			key = RTE_MBUF_METADATA_UINT8_PTR(m,
+					APP_METADATA_OFFSET(32));
+
+			if (RTE_ETH_IS_IPV4_HDR(m->packet_type)) {
+				ip_hdr = (struct ipv4_hdr *)
+					&m_data[sizeof(struct ether_hdr)];
+				ip_dst = ip_hdr->dst_addr;
+
+				k32 = (uint32_t *) key;
+				k32[0] = ip_dst & 0xFFFFFF00;
+			} else if (RTE_ETH_IS_IPV6_HDR(m->packet_type)) {
+				ipv6_hdr = (struct ipv6_hdr *)
+					&m_data[sizeof(struct ether_hdr)];
+				ipv6_dst = ipv6_hdr->dst_addr;
+
+				memcpy(key, ipv6_dst, 16);
+			} else
+				continue;
+
+			*signature = test_hash(key, 0, 0);
+		}
+
+		do {
+			ret = rte_ring_sp_enqueue_bulk(
+				app.rings_rx[i],
+				(void **) app.mbuf_rx.array,
+				n_mbufs);
+		} while (ret < 0);
+	}
+}