Adding rx adapter conf. The helper init routine would be initializing
the rx adapter according to the conf.
Signed-off-by: Anoob Joseph <anoob.jos...@caviumnetworks.com>
---
lib/librte_eventdev/rte_eventmode_helper.c | 122 +++++++++++++++++++++
.../rte_eventmode_helper_internal.h | 27 +++++
2 files changed, 149 insertions(+)
diff --git a/lib/librte_eventdev/rte_eventmode_helper.c
b/lib/librte_eventdev/rte_eventmode_helper.c
index 9f2d6de..aade9e1 100644
--- a/lib/librte_eventdev/rte_eventmode_helper.c
+++ b/lib/librte_eventdev/rte_eventmode_helper.c
@@ -6,6 +6,7 @@
#include <rte_ethdev.h>
#include <rte_eventdev.h>
#include <rte_eventmode_helper.h>
+#include <rte_event_eth_rx_adapter.h>
#include <rte_malloc.h>
#include "rte_eventmode_helper_internal.h"
@@ -357,6 +358,122 @@ rte_eventmode_helper_initialize_ethdev(struct
eventmode_conf *em_conf)
return 0;
}
+static int
+rx_adapter_configure(struct eventmode_conf *em_conf,
+ struct rx_adapter_conf *adapter)
+{
+ int j;
+ int ret;
+ uint8_t eventdev_id;
+ uint32_t service_id;
+ struct adapter_connection_info *conn;
+ struct rte_event_port_conf port_conf = {0};
+ struct rte_event_eth_rx_adapter_queue_conf queue_conf = {0};
+ struct rte_event_dev_info evdev_default_conf = {0};
+
+ /* Get event dev ID */
+ eventdev_id = adapter->eventdev_id;
+
+ /* Create rx_adapter */
+
+ /* Get default configuration of event dev */
+ ret = rte_event_dev_info_get(eventdev_id, &evdev_default_conf);
+ if (ret < 0) {
+ RTE_EM_HLPR_LOG_ERR(
+ "Error in getting event device info[devID:%d]",
+ eventdev_id);
+ return ret;
+ }
+
+ /* Setup port conf */
+ port_conf.new_event_threshold = 1200;
+ port_conf.dequeue_depth =
+ evdev_default_conf.max_event_port_dequeue_depth;
+ port_conf.enqueue_depth =
+ evdev_default_conf.max_event_port_enqueue_depth;
+
+ /* Create adapter */
+ ret = rte_event_eth_rx_adapter_create(adapter->adapter_id,
+ adapter->eventdev_id,
+ &port_conf);
+ if (ret < 0) {
+ RTE_EM_HLPR_LOG_ERR("Error in rx adapter creation");
+ return ret;
+ }
+
+ /* Setup various connections in the adapter */
+
+ queue_conf.rx_queue_flags =
+ RTE_EVENT_ETH_RX_ADAPTER_QUEUE_FLOW_ID_VALID;
+
+ for (j = 0; j < adapter->nb_connections; j++) {
+ /* Get connection */
+ conn = &(adapter->conn[j]);
+
+ /* Setup queue conf */
+ queue_conf.ev.queue_id = conn->eventq_id;
+ queue_conf.ev.sched_type = em_conf->ext_params.s1_sched_type;
+
+ /* Set flow ID as ethdev ID */
+ queue_conf.ev.flow_id = conn->ethdev_id;
+
+ /* Add queue to the adapter */
+ ret = rte_event_eth_rx_adapter_queue_add(
+ adapter->adapter_id,
+ conn->ethdev_id,
+ conn->ethdev_rx_qid,
+ &queue_conf);
+ if (ret < 0) {
+ RTE_EM_HLPR_LOG_ERR(
+ "Error in adding eth queue in event adapter");
+ return ret;
+ }
+ }
+
+ /* Get the service ID used by rx adapter */
+ ret = rte_event_eth_rx_adapter_service_id_get(adapter->adapter_id,
+ &service_id);
+ if (ret != -ESRCH && ret != 0) {
+ RTE_EM_HLPR_LOG_ERR(
+ "Error getting service ID used by adapter");
+ return ret;
+ }
+
+ /*
+ * Rx core will invoke the service when required. The runstate check
+ * is not required.
+ *
+ */
+ rte_service_set_runstate_mapped_check(service_id, 0);
+
+ /* Start adapter */
+ ret = rte_event_eth_rx_adapter_start(adapter->adapter_id);
+ if (ret) {
+ RTE_EM_HLPR_LOG_ERR("Error in starting rx adapter");
+ return ret;
+ }
+
+ return 0;
+}
+
+static int
+rte_eventmode_helper_initialize_rx_adapter(struct eventmode_conf *em_conf)
+{
+ int i, ret;
+ struct rx_adapter_conf *adapter;
+
+ /* Configure rx adapters */
+ for (i = 0; i < em_conf->nb_rx_adapter; i++) {
+ adapter = &(em_conf->adapter[i]);
+ ret = rx_adapter_configure(em_conf, adapter);
+ if (ret < 0) {
+ RTE_EM_HLPR_LOG_ERR("Rx adapter configuration failed");
+ return ret;
+ }
+ }
+ return 0;
+}
+
int32_t
rte_eventmode_helper_initialize_devs(
struct rte_eventmode_helper_conf *mode_conf)
@@ -401,6 +518,11 @@ rte_eventmode_helper_initialize_devs(
if (ret != 0)
return ret;
+ /* Setup rx adapter */
+ ret = rte_eventmode_helper_initialize_rx_adapter(em_conf);
+ if (ret != 0)
+ return ret;
+
/* Start eth devices after setting up adapter */
RTE_ETH_FOREACH_DEV(portid) {
diff --git a/lib/librte_eventdev/rte_eventmode_helper_internal.h
b/lib/librte_eventdev/rte_eventmode_helper_internal.h
index e9c1b4f..63b2fb5 100644
--- a/lib/librte_eventdev/rte_eventmode_helper_internal.h
+++ b/lib/librte_eventdev/rte_eventmode_helper_internal.h
@@ -30,6 +30,12 @@
/* Max event devices supported */
#define EVENT_MODE_MAX_EVENT_DEVS RTE_EVENT_MAX_DEVS
+/* Max rx adapters supported */
+#define EVENT_MODE_MAX_RX_ADAPTERS RTE_EVENT_MAX_DEVS
+
+/* Max rx adapter connections */
+#define EVENT_MODE_MAX_CONNECTIONS_PER_ADAPTER 16
+
/* Max event queues supported per event device */
#define EVENT_MODE_MAX_EVENT_QUEUES_PER_DEV RTE_EVENT_MAX_QUEUES_PER_DEV
@@ -45,12 +51,33 @@ struct eventdev_params {
uint8_t ev_queue_mode;
};
+/* Rx adapter connection info */
+struct adapter_connection_info {
+ uint8_t ethdev_id;
+ uint8_t eventq_id;
+ int32_t ethdev_rx_qid;
+};
+
+/* Rx adapter conf */
+struct rx_adapter_conf {
+ int32_t eventdev_id;
+ int32_t adapter_id;
+ uint32_t rx_core_id;
+ uint8_t nb_connections;
+ struct adapter_connection_info
+ conn[EVENT_MODE_MAX_CONNECTIONS_PER_ADAPTER];
+};
+
/* Eventmode conf data */
struct eventmode_conf {
int nb_eventdev;
/**< No of event devs */
struct eventdev_params eventdev_config[EVENT_MODE_MAX_EVENT_DEVS];
/**< Per event dev conf */
+ uint8_t nb_rx_adapter;
+ /**< No of adapters */
+ struct rx_adapter_conf adapter[EVENT_MODE_MAX_RX_ADAPTERS];
+ /**< Adapter conf */
uint8_t nb_link;
/**< No of links */
struct rte_eventmode_helper_event_link_info
--
2.7.4
