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From: Nipun Gupta <nipun.gupta@nxp.com>
To: <dev@dpdk.org>
CC: <hemant.agrawal@nxp.com>, <jerin.jacob@caviumnetworks.com>,
<harry.van.haaren@intel.com>, <bruce.richardson@intel.com>,
<gage.eads@intel.com>, <shreyansh.jain@nxp.com>, Nipun Gupta
<nipun.gupta@nxp.com>
Date: Fri, 30 Jun 2017 14:24:27 +0530
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Subject: [dpdk-dev] [PATCH 13/21 v5] event/dpaa2: add configuration functions
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This patch adds all the configuration API's for DPAA2 eventdev
including device config, start, stop & port and queue
related API's
Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com>
---
drivers/event/dpaa2/dpaa2_eventdev.c | 283 ++++++++++++++++++++++++++++++++++-
drivers/event/dpaa2/dpaa2_eventdev.h | 22 +++
2 files changed, 304 insertions(+), 1 deletion(-)
diff --git a/drivers/event/dpaa2/dpaa2_eventdev.c b/drivers/event/dpaa2/dpaa2_eventdev.c
index b8cc3f8..c00db7a 100644
--- a/drivers/event/dpaa2/dpaa2_eventdev.c
+++ b/drivers/event/dpaa2/dpaa2_eventdev.c
@@ -106,7 +106,288 @@
return dpaa2_eventdev_dequeue_burst(port, ev, 1, timeout_ticks);
}
-static const struct rte_eventdev_ops dpaa2_eventdev_ops;
+static void
+dpaa2_eventdev_info_get(struct rte_eventdev *dev,
+ struct rte_event_dev_info *dev_info)
+{
+ struct dpaa2_eventdev *priv = dev->data->dev_private;
+
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(dev);
+
+ memset(dev_info, 0, sizeof(struct rte_event_dev_info));
+ dev_info->min_dequeue_timeout_ns =
+ DPAA2_EVENT_MIN_DEQUEUE_TIMEOUT;
+ dev_info->max_dequeue_timeout_ns =
+ DPAA2_EVENT_MAX_DEQUEUE_TIMEOUT;
+ dev_info->dequeue_timeout_ns =
+ DPAA2_EVENT_MIN_DEQUEUE_TIMEOUT;
+ dev_info->max_event_queues = priv->max_event_queues;
+ dev_info->max_event_queue_flows =
+ DPAA2_EVENT_MAX_QUEUE_FLOWS;
+ dev_info->max_event_queue_priority_levels =
+ DPAA2_EVENT_MAX_QUEUE_PRIORITY_LEVELS;
+ dev_info->max_event_priority_levels =
+ DPAA2_EVENT_MAX_EVENT_PRIORITY_LEVELS;
+ dev_info->max_event_ports = RTE_MAX_LCORE;
+ dev_info->max_event_port_dequeue_depth =
+ DPAA2_EVENT_MAX_PORT_DEQUEUE_DEPTH;
+ dev_info->max_event_port_enqueue_depth =
+ DPAA2_EVENT_MAX_PORT_ENQUEUE_DEPTH;
+ dev_info->max_num_events = DPAA2_EVENT_MAX_NUM_EVENTS;
+ dev_info->event_dev_cap = RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED;
+}
+
+static int
+dpaa2_eventdev_configure(const struct rte_eventdev *dev)
+{
+ struct dpaa2_eventdev *priv = dev->data->dev_private;
+ struct rte_event_dev_config *conf = &dev->data->dev_conf;
+
+ PMD_DRV_FUNC_TRACE();
+
+ priv->dequeue_timeout_ns = conf->dequeue_timeout_ns;
+ priv->nb_event_queues = conf->nb_event_queues;
+ priv->nb_event_ports = conf->nb_event_ports;
+ priv->nb_event_queue_flows = conf->nb_event_queue_flows;
+ priv->nb_event_port_dequeue_depth = conf->nb_event_port_dequeue_depth;
+ priv->nb_event_port_enqueue_depth = conf->nb_event_port_enqueue_depth;
+ priv->event_dev_cfg = conf->event_dev_cfg;
+
+ PMD_DRV_LOG(DEBUG, "Configured eventdev devid=%d", dev->data->dev_id);
+ return 0;
+}
+
+static int
+dpaa2_eventdev_start(struct rte_eventdev *dev)
+{
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(dev);
+
+ return 0;
+}
+
+static void
+dpaa2_eventdev_stop(struct rte_eventdev *dev)
+{
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(dev);
+}
+
+static int
+dpaa2_eventdev_close(struct rte_eventdev *dev)
+{
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(dev);
+
+ return 0;
+}
+
+static void
+dpaa2_eventdev_queue_def_conf(struct rte_eventdev *dev, uint8_t queue_id,
+ struct rte_event_queue_conf *queue_conf)
+{
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(dev);
+ RTE_SET_USED(queue_id);
+ RTE_SET_USED(queue_conf);
+
+ queue_conf->nb_atomic_flows = DPAA2_EVENT_QUEUE_ATOMIC_FLOWS;
+ queue_conf->event_queue_cfg = RTE_EVENT_QUEUE_CFG_ATOMIC_ONLY |
+ RTE_EVENT_QUEUE_CFG_PARALLEL_ONLY;
+ queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
+}
+
+static void
+dpaa2_eventdev_queue_release(struct rte_eventdev *dev, uint8_t queue_id)
+{
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(dev);
+ RTE_SET_USED(queue_id);
+}
+
+static int
+dpaa2_eventdev_queue_setup(struct rte_eventdev *dev, uint8_t queue_id,
+ const struct rte_event_queue_conf *queue_conf)
+{
+ struct dpaa2_eventdev *priv = dev->data->dev_private;
+ struct evq_info_t *evq_info =
+ &priv->evq_info[queue_id];
+
+ PMD_DRV_FUNC_TRACE();
+
+ evq_info->event_queue_cfg = queue_conf->event_queue_cfg;
+
+ return 0;
+}
+
+static void
+dpaa2_eventdev_port_def_conf(struct rte_eventdev *dev, uint8_t port_id,
+ struct rte_event_port_conf *port_conf)
+{
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(dev);
+ RTE_SET_USED(port_id);
+ RTE_SET_USED(port_conf);
+
+ port_conf->new_event_threshold =
+ DPAA2_EVENT_MAX_NUM_EVENTS;
+ port_conf->dequeue_depth =
+ DPAA2_EVENT_MAX_PORT_DEQUEUE_DEPTH;
+ port_conf->enqueue_depth =
+ DPAA2_EVENT_MAX_PORT_ENQUEUE_DEPTH;
+}
+
+static void
+dpaa2_eventdev_port_release(void *port)
+{
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(port);
+}
+
+static int
+dpaa2_eventdev_port_setup(struct rte_eventdev *dev, uint8_t port_id,
+ const struct rte_event_port_conf *port_conf)
+{
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(port_conf);
+
+ if (!dpaa2_io_portal[port_id].dpio_dev) {
+ dpaa2_io_portal[port_id].dpio_dev =
+ dpaa2_get_qbman_swp(port_id);
+ rte_atomic16_inc(&dpaa2_io_portal[port_id].dpio_dev->ref_count);
+ if (!dpaa2_io_portal[port_id].dpio_dev)
+ return -1;
+ }
+
+ dpaa2_io_portal[port_id].eventdev = dev;
+ dev->data->ports[port_id] = &dpaa2_io_portal[port_id];
+ return 0;
+}
+
+static int
+dpaa2_eventdev_port_unlink(struct rte_eventdev *dev, void *port,
+ uint8_t queues[], uint16_t nb_unlinks)
+{
+ struct dpaa2_eventdev *priv = dev->data->dev_private;
+ struct dpaa2_io_portal_t *dpaa2_portal = port;
+ struct evq_info_t *evq_info;
+ int i;
+
+ PMD_DRV_FUNC_TRACE();
+
+ for (i = 0; i < nb_unlinks; i++) {
+ evq_info = &priv->evq_info[queues[i]];
+ qbman_swp_push_set(dpaa2_portal->dpio_dev->sw_portal,
+ evq_info->dpcon->channel_index, 0);
+ dpio_remove_static_dequeue_channel(dpaa2_portal->dpio_dev->dpio,
+ 0, dpaa2_portal->dpio_dev->token,
+ evq_info->dpcon->dpcon_id);
+ evq_info->link = 0;
+ }
+
+ return (int)nb_unlinks;
+}
+
+static int
+dpaa2_eventdev_port_link(struct rte_eventdev *dev, void *port,
+ const uint8_t queues[], const uint8_t priorities[],
+ uint16_t nb_links)
+{
+ struct dpaa2_eventdev *priv = dev->data->dev_private;
+ struct dpaa2_io_portal_t *dpaa2_portal = port;
+ struct evq_info_t *evq_info;
+ uint8_t channel_index;
+ int ret, i, n;
+
+ PMD_DRV_FUNC_TRACE();
+
+ for (i = 0; i < nb_links; i++) {
+ evq_info = &priv->evq_info[queues[i]];
+ if (evq_info->link)
+ continue;
+
+ ret = dpio_add_static_dequeue_channel(
+ dpaa2_portal->dpio_dev->dpio,
+ CMD_PRI_LOW, dpaa2_portal->dpio_dev->token,
+ evq_info->dpcon->dpcon_id, &channel_index);
+ if (ret < 0) {
+ PMD_DRV_ERR("Static dequeue cfg failed with ret: %d\n",
+ ret);
+ goto err;
+ }
+
+ qbman_swp_push_set(dpaa2_portal->dpio_dev->sw_portal,
+ channel_index, 1);
+ evq_info->dpcon->channel_index = channel_index;
+ evq_info->link = 1;
+ }
+
+ RTE_SET_USED(priorities);
+
+ return (int)nb_links;
+err:
+ for (n = 0; n < i; n++) {
+ evq_info = &priv->evq_info[queues[n]];
+ qbman_swp_push_set(dpaa2_portal->dpio_dev->sw_portal,
+ evq_info->dpcon->channel_index, 0);
+ dpio_remove_static_dequeue_channel(dpaa2_portal->dpio_dev->dpio,
+ 0, dpaa2_portal->dpio_dev->token,
+ evq_info->dpcon->dpcon_id);
+ evq_info->link = 0;
+ }
+ return ret;
+}
+
+static int
+dpaa2_eventdev_timeout_ticks(struct rte_eventdev *dev, uint64_t ns,
+ uint64_t *timeout_ticks)
+{
+ uint32_t scale = 1;
+
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(dev);
+ *timeout_ticks = ns * scale;
+
+ return 0;
+}
+
+static void
+dpaa2_eventdev_dump(struct rte_eventdev *dev, FILE *f)
+{
+ PMD_DRV_FUNC_TRACE();
+
+ RTE_SET_USED(dev);
+ RTE_SET_USED(f);
+}
+
+static const struct rte_eventdev_ops dpaa2_eventdev_ops = {
+ .dev_infos_get = dpaa2_eventdev_info_get,
+ .dev_configure = dpaa2_eventdev_configure,
+ .dev_start = dpaa2_eventdev_start,
+ .dev_stop = dpaa2_eventdev_stop,
+ .dev_close = dpaa2_eventdev_close,
+ .queue_def_conf = dpaa2_eventdev_queue_def_conf,
+ .queue_setup = dpaa2_eventdev_queue_setup,
+ .queue_release = dpaa2_eventdev_queue_release,
+ .port_def_conf = dpaa2_eventdev_port_def_conf,
+ .port_setup = dpaa2_eventdev_port_setup,
+ .port_release = dpaa2_eventdev_port_release,
+ .port_link = dpaa2_eventdev_port_link,
+ .port_unlink = dpaa2_eventdev_port_unlink,
+ .timeout_ticks = dpaa2_eventdev_timeout_ticks,
+ .dump = dpaa2_eventdev_dump
+};
static int
dpaa2_eventdev_setup_dpci(struct dpaa2_dpci_dev *dpci_dev,
diff --git a/drivers/event/dpaa2/dpaa2_eventdev.h b/drivers/event/dpaa2/dpaa2_eventdev.h
index 2a3211c..f79f78a 100644
--- a/drivers/event/dpaa2/dpaa2_eventdev.h
+++ b/drivers/event/dpaa2/dpaa2_eventdev.h
@@ -56,6 +56,17 @@
#define DPAA2_EVENT_DEFAULT_DPCI_PRIO 0
#define DPAA2_EVENT_MAX_QUEUES 16
+#define DPAA2_EVENT_MIN_DEQUEUE_TIMEOUT 1
+#define DPAA2_EVENT_MAX_DEQUEUE_TIMEOUT (UINT32_MAX - 1)
+#define DPAA2_EVENT_MAX_QUEUE_FLOWS 2048
+#define DPAA2_EVENT_MAX_QUEUE_PRIORITY_LEVELS 8
+#define DPAA2_EVENT_MAX_EVENT_PRIORITY_LEVELS 0
+#define DPAA2_EVENT_MAX_PORT_DEQUEUE_DEPTH 8
+#define DPAA2_EVENT_MAX_PORT_ENQUEUE_DEPTH 8
+#define DPAA2_EVENT_MAX_NUM_EVENTS (INT32_MAX - 1)
+
+#define DPAA2_EVENT_QUEUE_ATOMIC_FLOWS 2048
+#define DPAA2_EVENT_QUEUE_ORDER_SEQUENCES 2048
enum {
DPAA2_EVENT_DPCI_PARALLEL_QUEUE,
@@ -79,11 +90,22 @@ struct evq_info_t {
struct dpaa2_dpcon_dev *dpcon;
/* Attached DPCI device */
struct dpaa2_dpci_dev *dpci;
+ /* Configuration provided by the user */
+ uint32_t event_queue_cfg;
+ uint8_t link;
};
struct dpaa2_eventdev {
struct evq_info_t evq_info[DPAA2_EVENT_MAX_QUEUES];
+ uint32_t dequeue_timeout_ns;
uint8_t max_event_queues;
+ uint8_t nb_event_queues;
+ uint8_t nb_event_ports;
+ uint8_t resvd_1;
+ uint32_t nb_event_queue_flows;
+ uint32_t nb_event_port_dequeue_depth;
+ uint32_t nb_event_port_enqueue_depth;
+ uint32_t event_dev_cfg;
};
struct dpaa2_dpcon_dev *rte_dpaa2_alloc_dpcon_dev(void);
--
1.9.1