[dpdk-dev] [PATCH v3 07/17] event/sw: add configure function

[Harry van Haaren]

From: Bruce Richardson <bruce.richard...@intel.com>

Signed-off-by: Bruce Richardson <bruce.richard...@intel.com>
Signed-off-by: Harry van Haaren <harry.van.haa...@intel.com>
---
 drivers/event/sw/sw_evdev.c | 15 +++++++++++++++
 drivers/event/sw/sw_evdev.h | 11 +++++++++++
 2 files changed, 26 insertions(+)

diff --git a/drivers/event/sw/sw_evdev.c b/drivers/event/sw/sw_evdev.c
index 9d8517a..28a2326 100644
--- a/drivers/event/sw/sw_evdev.c
+++ b/drivers/event/sw/sw_evdev.c
@@ -44,6 +44,20 @@
 #define SCHED_QUANTA_ARG "sched_quanta"
 #define CREDIT_QUANTA_ARG "credit_quanta"
 
+static int
+sw_dev_configure(const struct rte_eventdev *dev)
+{
+       struct sw_evdev *sw = sw_pmd_priv(dev);
+       const struct rte_eventdev_data *data = dev->data;
+       const struct rte_event_dev_config *conf = &data->dev_conf;
+
+       sw->qid_count = conf->nb_event_queues;
+       sw->port_count = conf->nb_event_ports;
+       sw->nb_events_limit = conf->nb_events_limit;
+
+       return 0;
+}
+
 static void
 sw_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *info)
 {
@@ -100,6 +114,7 @@ static int
 sw_probe(const char *name, const char *params)
 {
        static const struct rte_eventdev_ops evdev_sw_ops = {
+                       .dev_configure = sw_dev_configure,
                        .dev_infos_get = sw_info_get,
        };
 
diff --git a/drivers/event/sw/sw_evdev.h b/drivers/event/sw/sw_evdev.h
index ab315d4..fda57df 100644
--- a/drivers/event/sw/sw_evdev.h
+++ b/drivers/event/sw/sw_evdev.h
@@ -35,6 +35,7 @@
 
 #include <rte_eventdev.h>
 #include <rte_eventdev_pmd.h>
+#include <rte_atomic.h>
 
 #define SW_DEFAULT_CREDIT_QUANTA 32
 #define SW_DEFAULT_SCHED_QUANTA 128
@@ -129,7 +130,17 @@ struct sw_qid {
 struct sw_evdev {
        struct rte_eventdev_data *data;
 
+       uint32_t port_count;
+       uint32_t qid_count;
+
+       /*
+        * max events in this instance. Cached here for performance.
+        * (also available in data->conf.nb_events_limit)
+        */
+       uint32_t nb_events_limit;
+
        int32_t sched_quanta;
+
        uint32_t credit_update_quanta;
 };
 
-- 
2.7.4