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authorChristian Ehrhardt <christian.ehrhardt@canonical.com>2016-07-06 09:22:35 +0200
committerChristian Ehrhardt <christian.ehrhardt@canonical.com>2016-07-06 16:09:40 +0200
commit8b25d1ad5d2264bdfc2818c7bda74ee2697df6db (patch)
tree8c3c769777f7e66a2d1ba7dd7651b563cfde370b /examples/ip_pipeline/init.c
parent97f17497d162afdb82c8704bf097f0fee3724b2e (diff)
Imported Upstream version 16.07-rc1
Change-Id: I40a523e52f12e8496fdd69e902824b0226c303de Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'examples/ip_pipeline/init.c')
-rw-r--r--examples/ip_pipeline/init.c302
1 files changed, 264 insertions, 38 deletions
diff --git a/examples/ip_pipeline/init.c b/examples/ip_pipeline/init.c
index 83422e88..cd167f61 100644
--- a/examples/ip_pipeline/init.c
+++ b/examples/ip_pipeline/init.c
@@ -55,6 +55,8 @@
#define APP_NAME_SIZE 32
+#define APP_RETA_SIZE_MAX (ETH_RSS_RETA_SIZE_512 / RTE_RETA_GROUP_SIZE)
+
static void
app_init_core_map(struct app_params *app)
{
@@ -902,6 +904,67 @@ app_get_cpu_socket_id(uint32_t pmd_id)
return (status != SOCKET_ID_ANY) ? status : 0;
}
+static inline int
+app_link_rss_enabled(struct app_link_params *cp)
+{
+ return (cp->n_rss_qs) ? 1 : 0;
+}
+
+static void
+app_link_rss_setup(struct app_link_params *cp)
+{
+ struct rte_eth_dev_info dev_info;
+ struct rte_eth_rss_reta_entry64 reta_conf[APP_RETA_SIZE_MAX];
+ uint32_t i;
+ int status;
+
+ /* Get RETA size */
+ memset(&dev_info, 0, sizeof(dev_info));
+ rte_eth_dev_info_get(cp->pmd_id, &dev_info);
+
+ if (dev_info.reta_size == 0)
+ rte_panic("%s (%u): RSS setup error (null RETA size)\n",
+ cp->name, cp->pmd_id);
+
+ if (dev_info.reta_size > ETH_RSS_RETA_SIZE_512)
+ rte_panic("%s (%u): RSS setup error (RETA size too big)\n",
+ cp->name, cp->pmd_id);
+
+ /* Setup RETA contents */
+ memset(reta_conf, 0, sizeof(reta_conf));
+
+ for (i = 0; i < dev_info.reta_size; i++)
+ reta_conf[i / RTE_RETA_GROUP_SIZE].mask = UINT64_MAX;
+
+ for (i = 0; i < dev_info.reta_size; i++) {
+ uint32_t reta_id = i / RTE_RETA_GROUP_SIZE;
+ uint32_t reta_pos = i % RTE_RETA_GROUP_SIZE;
+ uint32_t rss_qs_pos = i % cp->n_rss_qs;
+
+ reta_conf[reta_id].reta[reta_pos] =
+ (uint16_t) cp->rss_qs[rss_qs_pos];
+ }
+
+ /* RETA update */
+ status = rte_eth_dev_rss_reta_update(cp->pmd_id,
+ reta_conf,
+ dev_info.reta_size);
+ if (status != 0)
+ rte_panic("%s (%u): RSS setup error (RETA update failed)\n",
+ cp->name, cp->pmd_id);
+}
+
+static void
+app_init_link_set_config(struct app_link_params *p)
+{
+ if (p->n_rss_qs) {
+ p->conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
+ p->conf.rx_adv_conf.rss_conf.rss_hf = p->rss_proto_ipv4 |
+ p->rss_proto_ipv6 |
+ p->rss_proto_l2;
+ }
+}
+
static void
app_init_link(struct app_params *app)
{
@@ -917,6 +980,7 @@ app_init_link(struct app_params *app)
sscanf(p_link->name, "LINK%" PRIu32, &link_id);
n_hwq_in = app_link_get_n_rxq(app, p_link);
n_hwq_out = app_link_get_n_txq(app, p_link);
+ app_init_link_set_config(p_link);
APP_LOG(app, HIGH, "Initializing %s (%" PRIu32") "
"(%" PRIu32 " RXQ, %" PRIu32 " TXQ) ...",
@@ -1001,9 +1065,13 @@ app_init_link(struct app_params *app)
rte_panic("Cannot start %s (error %" PRId32 ")\n",
p_link->name, status);
- /* LINK UP */
+ /* LINK FILTERS */
app_link_set_arp_filter(app, p_link);
app_link_set_tcp_syn_filter(app, p_link);
+ if (app_link_rss_enabled(p_link))
+ app_link_rss_setup(p_link);
+
+ /* LINK UP */
app_link_up_internal(app, p_link);
}
@@ -1108,6 +1176,111 @@ app_init_tm(struct app_params *app)
}
}
+#ifdef RTE_LIBRTE_KNI
+static int
+kni_config_network_interface(uint8_t port_id, uint8_t if_up) {
+ int ret = 0;
+
+ if (port_id >= rte_eth_dev_count())
+ return -EINVAL;
+
+ ret = (if_up) ?
+ rte_eth_dev_set_link_up(port_id) :
+ rte_eth_dev_set_link_down(port_id);
+
+ return ret;
+}
+
+static int
+kni_change_mtu(uint8_t port_id, unsigned new_mtu) {
+ int ret;
+
+ if (port_id >= rte_eth_dev_count())
+ return -EINVAL;
+
+ if (new_mtu > ETHER_MAX_LEN)
+ return -EINVAL;
+
+ /* Set new MTU */
+ ret = rte_eth_dev_set_mtu(port_id, new_mtu);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+#endif /* RTE_LIBRTE_KNI */
+
+#ifndef RTE_LIBRTE_KNI
+static void
+app_init_kni(struct app_params *app) {
+ if (app->n_pktq_kni == 0)
+ return;
+
+ rte_panic("Can not init KNI without librte_kni support.\n");
+}
+#else
+static void
+app_init_kni(struct app_params *app) {
+ uint32_t i;
+
+ if (app->n_pktq_kni == 0)
+ return;
+
+ rte_kni_init(app->n_pktq_kni);
+
+ for (i = 0; i < app->n_pktq_kni; i++) {
+ struct app_pktq_kni_params *p_kni = &app->kni_params[i];
+ struct app_link_params *p_link;
+ struct rte_eth_dev_info dev_info;
+ struct app_mempool_params *mempool_params;
+ struct rte_mempool *mempool;
+ struct rte_kni_conf conf;
+ struct rte_kni_ops ops;
+
+ /* LINK */
+ p_link = app_get_link_for_kni(app, p_kni);
+ memset(&dev_info, 0, sizeof(dev_info));
+ rte_eth_dev_info_get(p_link->pmd_id, &dev_info);
+
+ /* MEMPOOL */
+ mempool_params = &app->mempool_params[p_kni->mempool_id];
+ mempool = app->mempool[p_kni->mempool_id];
+
+ /* KNI */
+ memset(&conf, 0, sizeof(conf));
+ snprintf(conf.name, RTE_KNI_NAMESIZE, "%s", p_kni->name);
+ conf.force_bind = p_kni->force_bind;
+ if (conf.force_bind) {
+ int lcore_id;
+
+ lcore_id = cpu_core_map_get_lcore_id(app->core_map,
+ p_kni->socket_id,
+ p_kni->core_id,
+ p_kni->hyper_th_id);
+
+ if (lcore_id < 0)
+ rte_panic("%s invalid CPU core\n", p_kni->name);
+
+ conf.core_id = (uint32_t) lcore_id;
+ }
+ conf.group_id = p_link->pmd_id;
+ conf.mbuf_size = mempool_params->buffer_size;
+ conf.addr = dev_info.pci_dev->addr;
+ conf.id = dev_info.pci_dev->id;
+
+ memset(&ops, 0, sizeof(ops));
+ ops.port_id = (uint8_t) p_link->pmd_id;
+ ops.change_mtu = kni_change_mtu;
+ ops.config_network_if = kni_config_network_interface;
+
+ APP_LOG(app, HIGH, "Initializing %s ...", p_kni->name);
+ app->kni[i] = rte_kni_alloc(mempool, &conf, &ops);
+ if (!app->kni[i])
+ rte_panic("%s init error\n", p_kni->name);
+ }
+}
+#endif /* RTE_LIBRTE_KNI */
+
static void
app_init_msgq(struct app_params *app)
{
@@ -1128,15 +1301,16 @@ app_init_msgq(struct app_params *app)
}
}
-static void app_pipeline_params_get(struct app_params *app,
+void app_pipeline_params_get(struct app_params *app,
struct app_pipeline_params *p_in,
struct pipeline_params *p_out)
{
uint32_t i;
- uint32_t mempool_id;
snprintf(p_out->name, PIPELINE_NAME_SIZE, "%s", p_in->name);
+ snprintf(p_out->type, PIPELINE_TYPE_SIZE, "%s", p_in->type);
+
p_out->socket_id = (int) p_in->socket_id;
p_out->log_level = app->log_level;
@@ -1212,34 +1386,35 @@ static void app_pipeline_params_get(struct app_params *app,
break;
}
case APP_PKTQ_IN_TM:
+ {
out->type = PIPELINE_PORT_IN_SCHED_READER;
out->params.sched.sched = app->tm[in->id];
out->burst_size = app->tm_params[in->id].burst_read;
break;
+ }
+#ifdef RTE_LIBRTE_KNI
+ case APP_PKTQ_IN_KNI:
+ {
+ out->type = PIPELINE_PORT_IN_KNI_READER;
+ out->params.kni.kni = app->kni[in->id];
+ out->burst_size = app->kni_params[in->id].burst_read;
+ break;
+ }
+#endif /* RTE_LIBRTE_KNI */
case APP_PKTQ_IN_SOURCE:
- mempool_id = app->source_params[in->id].mempool_id;
+ {
+ uint32_t mempool_id =
+ app->source_params[in->id].mempool_id;
+
out->type = PIPELINE_PORT_IN_SOURCE;
out->params.source.mempool = app->mempool[mempool_id];
out->burst_size = app->source_params[in->id].burst;
-
-#ifdef RTE_NEXT_ABI
- if (app->source_params[in->id].file_name
- != NULL) {
- out->params.source.file_name = strdup(
- app->source_params[in->id].
- file_name);
- if (out->params.source.file_name == NULL) {
- out->params.source.
- n_bytes_per_pkt = 0;
- break;
- }
- out->params.source.n_bytes_per_pkt =
- app->source_params[in->id].
- n_bytes_per_pkt;
- }
-#endif
-
+ out->params.source.file_name =
+ app->source_params[in->id].file_name;
+ out->params.source.n_bytes_per_pkt =
+ app->source_params[in->id].n_bytes_per_pkt;
break;
+ }
default:
break;
}
@@ -1350,7 +1525,8 @@ static void app_pipeline_params_get(struct app_params *app,
}
break;
}
- case APP_PKTQ_OUT_TM: {
+ case APP_PKTQ_OUT_TM:
+ {
struct rte_port_sched_writer_params *params =
&out->params.sched;
@@ -1360,24 +1536,45 @@ static void app_pipeline_params_get(struct app_params *app,
app->tm_params[in->id].burst_write;
break;
}
- case APP_PKTQ_OUT_SINK:
- out->type = PIPELINE_PORT_OUT_SINK;
- if (app->sink_params[in->id].file_name != NULL) {
- out->params.sink.file_name = strdup(
- app->sink_params[in->id].
- file_name);
- if (out->params.sink.file_name == NULL) {
- out->params.sink.max_n_pkts = 0;
- break;
- }
- out->params.sink.max_n_pkts =
- app->sink_params[in->id].
- n_pkts_to_dump;
+#ifdef RTE_LIBRTE_KNI
+ case APP_PKTQ_OUT_KNI:
+ {
+ struct app_pktq_kni_params *p_kni =
+ &app->kni_params[in->id];
+
+ if (p_kni->dropless == 0) {
+ struct rte_port_kni_writer_params *params =
+ &out->params.kni;
+
+ out->type = PIPELINE_PORT_OUT_KNI_WRITER;
+ params->kni = app->kni[in->id];
+ params->tx_burst_sz =
+ app->kni_params[in->id].burst_write;
} else {
- out->params.sink.file_name = NULL;
- out->params.sink.max_n_pkts = 0;
+ struct rte_port_kni_writer_nodrop_params
+ *params = &out->params.kni_nodrop;
+
+ out->type = PIPELINE_PORT_OUT_KNI_WRITER_NODROP;
+ params->kni = app->kni[in->id];
+ params->tx_burst_sz =
+ app->kni_params[in->id].burst_write;
+ params->n_retries =
+ app->kni_params[in->id].n_retries;
}
break;
+ }
+#endif /* RTE_LIBRTE_KNI */
+ case APP_PKTQ_OUT_SINK:
+ {
+ out->type = PIPELINE_PORT_OUT_SINK;
+ out->params.sink.file_name =
+ app->sink_params[in->id].file_name;
+ out->params.sink.max_n_pkts =
+ app->sink_params[in->id].
+ n_pkts_to_dump;
+
+ break;
+ }
default:
break;
}
@@ -1449,6 +1646,27 @@ app_init_pipelines(struct app_params *app)
}
static void
+app_post_init_pipelines(struct app_params *app)
+{
+ uint32_t p_id;
+
+ for (p_id = 0; p_id < app->n_pipelines; p_id++) {
+ struct app_pipeline_params *params =
+ &app->pipeline_params[p_id];
+ struct app_pipeline_data *data = &app->pipeline_data[p_id];
+ int status;
+
+ if (data->ptype->fe_ops->f_post_init == NULL)
+ continue;
+
+ status = data->ptype->fe_ops->f_post_init(data->fe);
+ if (status)
+ rte_panic("Pipeline instance \"%s\" front-end "
+ "post-init error\n", params->name);
+ }
+}
+
+static void
app_init_threads(struct app_params *app)
{
uint64_t time = rte_get_tsc_cycles();
@@ -1534,6 +1752,7 @@ int app_init(struct app_params *app)
app_init_link(app);
app_init_swq(app);
app_init_tm(app);
+ app_init_kni(app);
app_init_msgq(app);
app_pipeline_common_cmd_push(app);
@@ -1551,6 +1770,13 @@ int app_init(struct app_params *app)
return 0;
}
+int app_post_init(struct app_params *app)
+{
+ app_post_init_pipelines(app);
+
+ return 0;
+}
+
static int
app_pipeline_type_cmd_push(struct app_params *app,
struct pipeline_type *ptype)