From: Pavan Nikhilesh <pbhagavat...@marvell.com>
Add event device configuration based on the capabilities of the
probed event device.
Signed-off-by: Pavan Nikhilesh <pbhagavat...@marvell.com>
---
examples/l3fwd/l3fwd_event.c | 3 +
examples/l3fwd/l3fwd_event.h | 36 ++++++++++
examples/l3fwd/l3fwd_event_generic.c | 75 ++++++++++++++++++++-
examples/l3fwd/l3fwd_event_internal_port.c | 78 +++++++++++++++++++++-
4 files changed, 190 insertions(+), 2 deletions(-)
diff --git a/examples/l3fwd/l3fwd_event.c b/examples/l3fwd/l3fwd_event.c
index a76195a1f..a027e150d 100644
--- a/examples/l3fwd/l3fwd_event.c
+++ b/examples/l3fwd/l3fwd_event.c
@@ -103,4 +103,7 @@ l3fwd_event_resource_setup(void)
/* Setup eventdev capability callbacks */
l3fwd_event_capability_setup();
+
+ /* Event device configuration */
+ evt_rsrc->ops.event_device_setup();
}
diff --git a/examples/l3fwd/l3fwd_event.h b/examples/l3fwd/l3fwd_event.h
index edb0c9d45..5aac0b06c 100644
--- a/examples/l3fwd/l3fwd_event.h
+++ b/examples/l3fwd/l3fwd_event.h
@@ -8,6 +8,7 @@
#include <rte_common.h>
#include <rte_eventdev.h>
#include <rte_event_eth_tx_adapter.h>
+#include <rte_service.h>
#include <rte_spinlock.h>
#include "l3fwd.h"
@@ -26,6 +27,29 @@ typedef void (*event_port_setup_cb)(void);
typedef void (*adapter_setup_cb)(void);
typedef int (*event_loop_cb)(void *);
+struct l3fwd_event_queues {
+ uint8_t *event_q_id;
+ uint8_t nb_queues;
+};
+
+struct l3fwd_event_ports {
+ uint8_t *event_p_id;
+ uint8_t nb_ports;
+ rte_spinlock_t lock;
+};
+
+struct l3fwd_event_rx_adptr {
+ uint32_t service_id;
+ uint8_t nb_rx_adptr;
+ uint8_t *rx_adptr;
+};
+
+struct l3fwd_event_tx_adptr {
+ uint32_t service_id;
+ uint8_t nb_tx_adptr;
+ uint8_t *tx_adptr;
+};
+
struct l3fwd_event_setup_ops {
event_device_setup_cb event_device_setup;
event_queue_setup_cb event_queue_setup;
@@ -36,9 +60,21 @@ struct l3fwd_event_setup_ops {
};
struct l3fwd_event_resources {
+ struct rte_event_port_conf def_p_conf;
+ struct l3fwd_event_rx_adptr rx_adptr;
+ struct l3fwd_event_tx_adptr tx_adptr;
+ uint8_t disable_implicit_release;
struct l3fwd_event_setup_ops ops;
+ struct rte_mempool * (*pkt_pool)[NB_SOCKETS];
+ struct l3fwd_event_queues evq;
+ struct l3fwd_event_ports evp;
+ uint32_t port_mask;
+ uint8_t per_port_pool;
+ uint8_t event_d_id;
uint8_t sched_type;
uint8_t tx_mode_q;
+ uint8_t deq_depth;
+ uint8_t has_burst;
uint8_t enabled;
uint8_t nb_args;
char **args;
diff --git a/examples/l3fwd/l3fwd_event_generic.c
b/examples/l3fwd/l3fwd_event_generic.c
index 6e228dbba..d748dcef9 100644
--- a/examples/l3fwd/l3fwd_event_generic.c
+++ b/examples/l3fwd/l3fwd_event_generic.c
@@ -5,8 +5,81 @@
#include "l3fwd.h"
#include "l3fwd_event.h"
+static uint32_t
+l3fwd_event_device_setup_generic(void)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+ struct rte_event_dev_config event_d_conf = {
+ .nb_events_limit = 4096,
+ .nb_event_queue_flows = 1024,
+ .nb_event_port_dequeue_depth = 128,
+ .nb_event_port_enqueue_depth = 128
+ };
+ struct rte_event_dev_info dev_info;
+ const uint8_t event_d_id = 0; /* Always use first event device only */
+ uint32_t event_queue_cfg = 0;
+ uint16_t ethdev_count = 0;
+ uint16_t num_workers = 0;
+ uint16_t port_id;
+ int ret;
+
+ RTE_ETH_FOREACH_DEV(port_id) {
+ if ((evt_rsrc->port_mask & (1 << port_id)) == 0)
+ continue;
+ ethdev_count++;
+ }
+
+ /* Event device configurtion */
+ rte_event_dev_info_get(event_d_id, &dev_info);
+ evt_rsrc->disable_implicit_release = !!(dev_info.event_dev_cap &
+ RTE_EVENT_DEV_CAP_IMPLICIT_RELEASE_DISABLE);
+
+ if (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES)
+ event_queue_cfg |= RTE_EVENT_QUEUE_CFG_ALL_TYPES;
+
+ /* One queue for each ethdev port + one Tx adapter Single link queue. */
+ event_d_conf.nb_event_queues = ethdev_count + 1;
+ if (dev_info.max_event_queues < event_d_conf.nb_event_queues)
+ event_d_conf.nb_event_queues = dev_info.max_event_queues;
+
+ if (dev_info.max_num_events < event_d_conf.nb_events_limit)
+ event_d_conf.nb_events_limit = dev_info.max_num_events;
+
+ if (dev_info.max_event_queue_flows < event_d_conf.nb_event_queue_flows)
+ event_d_conf.nb_event_queue_flows =
+ dev_info.max_event_queue_flows;
+
+ if (dev_info.max_event_port_dequeue_depth <
+ event_d_conf.nb_event_port_dequeue_depth)
+ event_d_conf.nb_event_port_dequeue_depth =
+ dev_info.max_event_port_dequeue_depth;
+
+ if (dev_info.max_event_port_enqueue_depth <
+ event_d_conf.nb_event_port_enqueue_depth)
+ event_d_conf.nb_event_port_enqueue_depth =
+ dev_info.max_event_port_enqueue_depth;
+
+ num_workers = rte_lcore_count() - rte_service_lcore_count();
+ if (dev_info.max_event_ports < num_workers)
+ num_workers = dev_info.max_event_ports;
+
+ event_d_conf.nb_event_ports = num_workers;
+ evt_rsrc->evp.nb_ports = num_workers;
+ evt_rsrc->evq.nb_queues = event_d_conf.nb_event_queues;
+
+ evt_rsrc->has_burst = !!(dev_info.event_dev_cap &
+ RTE_EVENT_DEV_CAP_BURST_MODE);
+
+ ret = rte_event_dev_configure(event_d_id, &event_d_conf);
+ if (ret < 0)
+ rte_panic("Error in configuring event device\n");
+
+ evt_rsrc->event_d_id = event_d_id;
+ return event_queue_cfg;
+}
+
void
l3fwd_event_set_generic_ops(struct l3fwd_event_setup_ops *ops)
{
- RTE_SET_USED(ops);
+ ops->event_device_setup = l3fwd_event_device_setup_generic;
}
diff --git a/examples/l3fwd/l3fwd_event_internal_port.c
b/examples/l3fwd/l3fwd_event_internal_port.c
index b7eca15be..9c053aa6f 100644
--- a/examples/l3fwd/l3fwd_event_internal_port.c
+++ b/examples/l3fwd/l3fwd_event_internal_port.c
@@ -5,8 +5,84 @@
#include "l3fwd.h"
#include "l3fwd_event.h"
+static uint32_t
+l3fwd_event_device_setup_internal_port(void)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+ struct rte_event_dev_config event_d_conf = {
+ .nb_events_limit = 4096,
+ .nb_event_queue_flows = 1024,
+ .nb_event_port_dequeue_depth = 128,
+ .nb_event_port_enqueue_depth = 128
+ };
+ struct rte_event_dev_info dev_info;
+ uint8_t disable_implicit_release;
+ const uint8_t event_d_id = 0; /* Always use first event device only */
+ uint32_t event_queue_cfg = 0;
+ uint16_t ethdev_count = 0;
+ uint16_t num_workers = 0;
+ uint16_t port_id;
+ int ret;
+
+ RTE_ETH_FOREACH_DEV(port_id) {
+ if ((evt_rsrc->port_mask & (1 << port_id)) == 0)
+ continue;
+ ethdev_count++;
+ }
+
+ /* Event device configurtion */
+ rte_event_dev_info_get(event_d_id, &dev_info);
+
+ disable_implicit_release = !!(dev_info.event_dev_cap &
+ RTE_EVENT_DEV_CAP_IMPLICIT_RELEASE_DISABLE);
+ evt_rsrc->disable_implicit_release =
+ disable_implicit_release;
+
+ if (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES)
+ event_queue_cfg |= RTE_EVENT_QUEUE_CFG_ALL_TYPES;
+
+ event_d_conf.nb_event_queues = ethdev_count;
+ if (dev_info.max_event_queues < event_d_conf.nb_event_queues)
+ event_d_conf.nb_event_queues = dev_info.max_event_queues;
+
+ if (dev_info.max_num_events < event_d_conf.nb_events_limit)
+ event_d_conf.nb_events_limit = dev_info.max_num_events;
+
+ if (dev_info.max_event_queue_flows < event_d_conf.nb_event_queue_flows)
+ event_d_conf.nb_event_queue_flows =
+ dev_info.max_event_queue_flows;
+
+ if (dev_info.max_event_port_dequeue_depth <
+ event_d_conf.nb_event_port_dequeue_depth)
+ event_d_conf.nb_event_port_dequeue_depth =
+ dev_info.max_event_port_dequeue_depth;
+
+ if (dev_info.max_event_port_enqueue_depth <
+ event_d_conf.nb_event_port_enqueue_depth)
+ event_d_conf.nb_event_port_enqueue_depth =
+ dev_info.max_event_port_enqueue_depth;
+
+ num_workers = rte_lcore_count();
+ if (dev_info.max_event_ports < num_workers)
+ num_workers = dev_info.max_event_ports;
+
+ event_d_conf.nb_event_ports = num_workers;
+ evt_rsrc->evp.nb_ports = num_workers;
+ evt_rsrc->evq.nb_queues = event_d_conf.nb_event_queues;
+ evt_rsrc->has_burst = !!(dev_info.event_dev_cap &
+ RTE_EVENT_DEV_CAP_BURST_MODE);
+
+ ret = rte_event_dev_configure(event_d_id, &event_d_conf);
+ if (ret < 0)
+ rte_panic("Error in configuring event device\n");
+
+ evt_rsrc->event_d_id = event_d_id;
+ return event_queue_cfg;
+}
+
+
void
l3fwd_event_set_internal_port_ops(struct l3fwd_event_setup_ops *ops)
{
- RTE_SET_USED(ops);
+ ops->event_device_setup = l3fwd_event_device_setup_internal_port;
}
--
2.17.1
