power: clean common header
[dpdk.git] / drivers / event / sw / sw_evdev.c
index fe2a61e..74976c0 100644 (file)
@@ -1,47 +1,19 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2016-2017 Intel Corporation. All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2017 Intel Corporation
  */
 
 #include <inttypes.h>
 #include <string.h>
 
-#include <rte_vdev.h>
-#include <rte_memzone.h>
+#include <rte_bus_vdev.h>
 #include <rte_kvargs.h>
 #include <rte_ring.h>
 #include <rte_errno.h>
+#include <rte_event_ring.h>
+#include <rte_service_component.h>
 
 #include "sw_evdev.h"
 #include "iq_ring.h"
-#include "event_ring.h"
 
 #define EVENTDEV_NAME_SW_PMD event_sw
 #define NUMA_NODE_ARG "numa_node"
@@ -140,7 +112,7 @@ sw_port_setup(struct rte_eventdev *dev, uint8_t port_id,
 {
        struct sw_evdev *sw = sw_pmd_priv(dev);
        struct sw_port *p = &sw->ports[port_id];
-       char buf[QE_RING_NAMESIZE];
+       char buf[RTE_RING_NAMESIZE];
        unsigned int i;
 
        struct rte_event_dev_info info;
@@ -161,10 +133,19 @@ sw_port_setup(struct rte_eventdev *dev, uint8_t port_id,
        p->id = port_id;
        p->sw = sw;
 
-       snprintf(buf, sizeof(buf), "sw%d_%s", dev->data->dev_id,
-                       "rx_worker_ring");
-       p->rx_worker_ring = qe_ring_create(buf, MAX_SW_PROD_Q_DEPTH,
-                       dev->data->socket_id);
+       /* check to see if rings exists - port_setup() can be called multiple
+        * times legally (assuming device is stopped). If ring exists, free it
+        * to so it gets re-created with the correct size
+        */
+       snprintf(buf, sizeof(buf), "sw%d_p%u_%s", dev->data->dev_id,
+                       port_id, "rx_worker_ring");
+       struct rte_event_ring *existing_ring = rte_event_ring_lookup(buf);
+       if (existing_ring)
+               rte_event_ring_free(existing_ring);
+
+       p->rx_worker_ring = rte_event_ring_create(buf, MAX_SW_PROD_Q_DEPTH,
+                       dev->data->socket_id,
+                       RING_F_SP_ENQ | RING_F_SC_DEQ | RING_F_EXACT_SZ);
        if (p->rx_worker_ring == NULL) {
                SW_LOG_ERR("Error creating RX worker ring for port %d\n",
                                port_id);
@@ -173,12 +154,18 @@ sw_port_setup(struct rte_eventdev *dev, uint8_t port_id,
 
        p->inflight_max = conf->new_event_threshold;
 
-       snprintf(buf, sizeof(buf), "sw%d_%s", dev->data->dev_id,
-                       "cq_worker_ring");
-       p->cq_worker_ring = qe_ring_create(buf, conf->dequeue_depth,
-                       dev->data->socket_id);
+       /* check if ring exists, same as rx_worker above */
+       snprintf(buf, sizeof(buf), "sw%d_p%u, %s", dev->data->dev_id,
+                       port_id, "cq_worker_ring");
+       existing_ring = rte_event_ring_lookup(buf);
+       if (existing_ring)
+               rte_event_ring_free(existing_ring);
+
+       p->cq_worker_ring = rte_event_ring_create(buf, conf->dequeue_depth,
+                       dev->data->socket_id,
+                       RING_F_SP_ENQ | RING_F_SC_DEQ | RING_F_EXACT_SZ);
        if (p->cq_worker_ring == NULL) {
-               qe_ring_destroy(p->rx_worker_ring);
+               rte_event_ring_free(p->rx_worker_ring);
                SW_LOG_ERR("Error creating CQ worker ring for port %d\n",
                                port_id);
                return -1;
@@ -204,8 +191,8 @@ sw_port_release(void *port)
        if (p == NULL)
                return;
 
-       qe_ring_destroy(p->rx_worker_ring);
-       qe_ring_destroy(p->cq_worker_ring);
+       rte_event_ring_free(p->rx_worker_ring);
+       rte_event_ring_free(p->cq_worker_ring);
        memset(p, 0, sizeof(*p));
 }
 
@@ -329,28 +316,14 @@ sw_queue_setup(struct rte_eventdev *dev, uint8_t queue_id,
 {
        int type;
 
-       /* SINGLE_LINK can be OR-ed with other types, so handle first */
+       type = conf->schedule_type;
+
        if (RTE_EVENT_QUEUE_CFG_SINGLE_LINK & conf->event_queue_cfg) {
                type = SW_SCHED_TYPE_DIRECT;
-       } else {
-               switch (conf->event_queue_cfg) {
-               case RTE_EVENT_QUEUE_CFG_ATOMIC_ONLY:
-                       type = RTE_SCHED_TYPE_ATOMIC;
-                       break;
-               case RTE_EVENT_QUEUE_CFG_ORDERED_ONLY:
-                       type = RTE_SCHED_TYPE_ORDERED;
-                       break;
-               case RTE_EVENT_QUEUE_CFG_PARALLEL_ONLY:
-                       type = RTE_SCHED_TYPE_PARALLEL;
-                       break;
-               case RTE_EVENT_QUEUE_CFG_ALL_TYPES:
-                       SW_LOG_ERR("QUEUE_CFG_ALL_TYPES not supported\n");
-                       return -ENOTSUP;
-               default:
-                       SW_LOG_ERR("Unknown queue type %d requested\n",
-                                  conf->event_queue_cfg);
-                       return -EINVAL;
-               }
+       } else if (RTE_EVENT_QUEUE_CFG_ALL_TYPES
+                       & conf->event_queue_cfg) {
+               SW_LOG_ERR("QUEUE_CFG_ALL_TYPES not supported\n");
+               return -ENOTSUP;
        }
 
        struct sw_evdev *sw = sw_pmd_priv(dev);
@@ -384,7 +357,7 @@ sw_queue_def_conf(struct rte_eventdev *dev, uint8_t queue_id,
        static const struct rte_event_queue_conf default_conf = {
                .nb_atomic_flows = 4096,
                .nb_atomic_order_sequences = 1,
-               .event_queue_cfg = RTE_EVENT_QUEUE_CFG_ATOMIC_ONLY,
+               .schedule_type = RTE_SCHED_TYPE_ATOMIC,
                .priority = RTE_EVENT_DEV_PRIORITY_NORMAL,
        };
 
@@ -421,6 +394,19 @@ sw_dev_configure(const struct rte_eventdev *dev)
        return 0;
 }
 
+struct rte_eth_dev;
+
+static int
+sw_eth_rx_adapter_caps_get(const struct rte_eventdev *dev,
+                       const struct rte_eth_dev *eth_dev,
+                       uint32_t *caps)
+{
+       RTE_SET_USED(dev);
+       RTE_SET_USED(eth_dev);
+       *caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
+       return 0;
+}
+
 static void
 sw_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *info)
 {
@@ -512,8 +498,9 @@ sw_dump(struct rte_eventdev *dev, FILE *f)
                fprintf(f, "\n");
 
                if (p->rx_worker_ring) {
-                       uint64_t used = qe_ring_count(p->rx_worker_ring);
-                       uint64_t space = qe_ring_free_count(p->rx_worker_ring);
+                       uint64_t used = rte_event_ring_count(p->rx_worker_ring);
+                       uint64_t space = rte_event_ring_free_count(
+                                       p->rx_worker_ring);
                        const char *col = (space == 0) ? COL_RED : COL_RESET;
                        fprintf(f, "\t%srx ring used: %4"PRIu64"\tfree: %4"
                                        PRIu64 COL_RESET"\n", col, used, space);
@@ -521,8 +508,9 @@ sw_dump(struct rte_eventdev *dev, FILE *f)
                        fprintf(f, "\trx ring not initialized.\n");
 
                if (p->cq_worker_ring) {
-                       uint64_t used = qe_ring_count(p->cq_worker_ring);
-                       uint64_t space = qe_ring_free_count(p->cq_worker_ring);
+                       uint64_t used = rte_event_ring_count(p->cq_worker_ring);
+                       uint64_t space = rte_event_ring_free_count(
+                                       p->cq_worker_ring);
                        const char *col = (space == 0) ? COL_RED : COL_RESET;
                        fprintf(f, "\t%scq ring used: %4"PRIu64"\tfree: %4"
                                        PRIu64 COL_RESET"\n", col, used, space);
@@ -597,6 +585,16 @@ sw_start(struct rte_eventdev *dev)
 {
        unsigned int i, j;
        struct sw_evdev *sw = sw_pmd_priv(dev);
+
+       rte_service_component_runstate_set(sw->service_id, 1);
+
+       /* check a service core is mapped to this service */
+       if (!rte_service_runstate_get(sw->service_id)) {
+               SW_LOG_ERR("Warning: No Service core enabled on service %s\n",
+                               sw->service_name);
+               return -ENOENT;
+       }
+
        /* check all ports are set up */
        for (i = 0; i < sw->port_count; i++)
                if (sw->ports[i].rx_worker_ring == NULL) {
@@ -699,6 +697,14 @@ set_credit_quanta(const char *key __rte_unused, const char *value, void *opaque)
        return 0;
 }
 
+
+static int32_t sw_sched_service_func(void *args)
+{
+       struct rte_eventdev *dev = args;
+       sw_event_schedule(dev);
+       return 0;
+}
+
 static int
 sw_probe(struct rte_vdev_device *vdev)
 {
@@ -719,6 +725,8 @@ sw_probe(struct rte_vdev_device *vdev)
                        .port_link = sw_port_link,
                        .port_unlink = sw_port_unlink,
 
+                       .eth_rx_adapter_caps_get = sw_eth_rx_adapter_caps_get,
+
                        .xstats_get = sw_xstats_get,
                        .xstats_get_names = sw_xstats_get_names,
                        .xstats_get_by_name = sw_xstats_get_by_name,
@@ -796,9 +804,10 @@ sw_probe(struct rte_vdev_device *vdev)
        dev->dev_ops = &evdev_sw_ops;
        dev->enqueue = sw_event_enqueue;
        dev->enqueue_burst = sw_event_enqueue_burst;
+       dev->enqueue_new_burst = sw_event_enqueue_burst;
+       dev->enqueue_forward_burst = sw_event_enqueue_burst;
        dev->dequeue = sw_event_dequeue;
        dev->dequeue_burst = sw_event_dequeue_burst;
-       dev->schedule = sw_event_schedule;
 
        if (rte_eal_process_type() != RTE_PROC_PRIMARY)
                return 0;
@@ -810,6 +819,25 @@ sw_probe(struct rte_vdev_device *vdev)
        sw->credit_update_quanta = credit_quanta;
        sw->sched_quanta = sched_quanta;
 
+       /* register service with EAL */
+       struct rte_service_spec service;
+       memset(&service, 0, sizeof(struct rte_service_spec));
+       snprintf(service.name, sizeof(service.name), "%s_service", name);
+       snprintf(sw->service_name, sizeof(sw->service_name), "%s_service",
+                       name);
+       service.socket_id = socket_id;
+       service.callback = sw_sched_service_func;
+       service.callback_userdata = (void *)dev;
+
+       int32_t ret = rte_service_component_register(&service, &sw->service_id);
+       if (ret) {
+               SW_LOG_ERR("service register() failed");
+               return -ENOEXEC;
+       }
+
+       dev->data->service_inited = 1;
+       dev->data->service_id = sw->service_id;
+
        return 0;
 }