--- /dev/null
+/*-
+ * BSD LICENSE
+ *
+ * Copyright 2017 NXP.
+ *
+ * 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 NXP 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.
+ */
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <errno.h>
+#include <stdint.h>
+#include <string.h>
+#include <sys/epoll.h>
+
+#include <rte_atomic.h>
+#include <rte_byteorder.h>
+#include <rte_common.h>
+#include <rte_debug.h>
+#include <rte_dev.h>
+#include <rte_eal.h>
+#include <rte_fslmc.h>
+#include <rte_lcore.h>
+#include <rte_log.h>
+#include <rte_malloc.h>
+#include <rte_memcpy.h>
+#include <rte_memory.h>
+#include <rte_memzone.h>
+#include <rte_pci.h>
+#include <rte_vdev.h>
+
+#include <fslmc_vfio.h>
+#include <dpaa2_hw_pvt.h>
+#include <dpaa2_hw_mempool.h>
+#include <dpaa2_hw_dpio.h>
+#include "dpaa2_eventdev.h"
+#include <portal/dpaa2_hw_pvt.h>
+#include <mc/fsl_dpci.h>
+
+/* Clarifications
+ * Evendev = SoC Instance
+ * Eventport = DPIO Instance
+ * Eventqueue = DPCON Instance
+ * 1 Eventdev can have N Eventqueue
+ * Soft Event Flow is DPCI Instance
+ */
+
+static uint16_t
+dpaa2_eventdev_enqueue_burst(void *port, const struct rte_event ev[],
+ uint16_t nb_events)
+{
+ struct rte_eventdev *ev_dev =
+ ((struct dpaa2_io_portal_t *)port)->eventdev;
+ struct dpaa2_eventdev *priv = ev_dev->data->dev_private;
+ uint32_t queue_id = ev[0].queue_id;
+ struct evq_info_t *evq_info = &priv->evq_info[queue_id];
+ uint32_t fqid;
+ struct qbman_swp *swp;
+ struct qbman_fd fd_arr[MAX_TX_RING_SLOTS];
+ uint32_t loop, frames_to_send;
+ struct qbman_eq_desc eqdesc[MAX_TX_RING_SLOTS];
+ uint16_t num_tx = 0;
+ int ret;
+
+ RTE_SET_USED(port);
+
+ if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
+ ret = dpaa2_affine_qbman_swp();
+ if (ret) {
+ PMD_DRV_LOG(ERR, "Failure in affining portal\n");
+ return 0;
+ }
+ }
+
+ swp = DPAA2_PER_LCORE_PORTAL;
+
+ while (nb_events) {
+ frames_to_send = (nb_events >> 3) ?
+ MAX_TX_RING_SLOTS : nb_events;
+
+ for (loop = 0; loop < frames_to_send; loop++) {
+ const struct rte_event *event = &ev[num_tx + loop];
+
+ if (event->sched_type != RTE_SCHED_TYPE_ATOMIC)
+ fqid = evq_info->dpci->queue[
+ DPAA2_EVENT_DPCI_PARALLEL_QUEUE].fqid;
+ else
+ fqid = evq_info->dpci->queue[
+ DPAA2_EVENT_DPCI_ATOMIC_QUEUE].fqid;
+
+ /* Prepare enqueue descriptor */
+ qbman_eq_desc_clear(&eqdesc[loop]);
+ qbman_eq_desc_set_fq(&eqdesc[loop], fqid);
+ qbman_eq_desc_set_no_orp(&eqdesc[loop], 0);
+ qbman_eq_desc_set_response(&eqdesc[loop], 0, 0);
+
+ if (event->impl_opaque) {
+ uint8_t dqrr_index = event->impl_opaque - 1;
+
+ qbman_eq_desc_set_dca(&eqdesc[loop], 1,
+ dqrr_index, 0);
+ DPAA2_PER_LCORE_DPIO->dqrr_size--;
+ DPAA2_PER_LCORE_DPIO->dqrr_held &=
+ ~(1 << dqrr_index);
+ }
+
+ memset(&fd_arr[loop], 0, sizeof(struct qbman_fd));
+
+ /*
+ * todo - need to align with hw context data
+ * to avoid copy
+ */
+ struct rte_event *ev_temp = rte_malloc(NULL,
+ sizeof(struct rte_event), 0);
+ rte_memcpy(ev_temp, event, sizeof(struct rte_event));
+ DPAA2_SET_FD_ADDR((&fd_arr[loop]), ev_temp);
+ DPAA2_SET_FD_LEN((&fd_arr[loop]),
+ sizeof(struct rte_event));
+ }
+ loop = 0;
+ while (loop < frames_to_send) {
+ loop += qbman_swp_enqueue_multiple_eqdesc(swp,
+ &eqdesc[loop], &fd_arr[loop],
+ frames_to_send - loop);
+ }
+ num_tx += frames_to_send;
+ nb_events -= frames_to_send;
+ }
+
+ return num_tx;
+}
+
+static uint16_t
+dpaa2_eventdev_enqueue(void *port, const struct rte_event *ev)
+{
+ return dpaa2_eventdev_enqueue_burst(port, ev, 1);
+}
+
+static void dpaa2_eventdev_dequeue_wait(uint64_t timeout_ticks)
+{
+ struct epoll_event epoll_ev;
+ int ret, i = 0;
+
+ qbman_swp_interrupt_clear_status(DPAA2_PER_LCORE_PORTAL,
+ QBMAN_SWP_INTERRUPT_DQRI);
+
+RETRY:
+ ret = epoll_wait(DPAA2_PER_LCORE_DPIO->epoll_fd,
+ &epoll_ev, 1, timeout_ticks);
+ if (ret < 1) {
+ /* sometimes due to some spurious interrupts epoll_wait fails
+ * with errno EINTR. so here we are retrying epoll_wait in such
+ * case to avoid the problem.
+ */
+ if (errno == EINTR) {
+ PMD_DRV_LOG(DEBUG, "epoll_wait fails\n");
+ if (i++ > 10)
+ PMD_DRV_LOG(DEBUG, "Dequeue burst Failed\n");
+ goto RETRY;
+ }
+ }
+}
+
+static void dpaa2_eventdev_process_parallel(struct qbman_swp *swp,
+ const struct qbman_fd *fd,
+ const struct qbman_result *dq,
+ struct rte_event *ev)
+{
+ struct rte_event *ev_temp =
+ (struct rte_event *)DPAA2_GET_FD_ADDR(fd);
+ rte_memcpy(ev, ev_temp, sizeof(struct rte_event));
+ rte_free(ev_temp);
+
+ qbman_swp_dqrr_consume(swp, dq);
+}
+
+static void dpaa2_eventdev_process_atomic(struct qbman_swp *swp,
+ const struct qbman_fd *fd,
+ const struct qbman_result *dq,
+ struct rte_event *ev)
+{
+ struct rte_event *ev_temp =
+ (struct rte_event *)DPAA2_GET_FD_ADDR(fd);
+ uint8_t dqrr_index = qbman_get_dqrr_idx(dq);
+
+ RTE_SET_USED(swp);
+
+ rte_memcpy(ev, ev_temp, sizeof(struct rte_event));
+ rte_free(ev_temp);
+ ev->impl_opaque = dqrr_index + 1;
+ DPAA2_PER_LCORE_DPIO->dqrr_size++;
+ DPAA2_PER_LCORE_DPIO->dqrr_held |= 1 << dqrr_index;
+}
+
+static uint16_t
+dpaa2_eventdev_dequeue_burst(void *port, struct rte_event ev[],
+ uint16_t nb_events, uint64_t timeout_ticks)
+{
+ const struct qbman_result *dq;
+ struct qbman_swp *swp;
+ const struct qbman_fd *fd;
+ struct dpaa2_queue *rxq;
+ int num_pkts = 0, ret, i = 0;
+
+ RTE_SET_USED(port);
+
+ if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
+ ret = dpaa2_affine_qbman_swp();
+ if (ret) {
+ PMD_DRV_LOG(ERR, "Failure in affining portal\n");
+ return 0;
+ }
+ }
+
+ swp = DPAA2_PER_LCORE_PORTAL;
+
+ /* Check if there are atomic contexts to be released */
+ while (DPAA2_PER_LCORE_DPIO->dqrr_size) {
+ if (DPAA2_PER_LCORE_DPIO->dqrr_held & (1 << i)) {
+ dq = qbman_get_dqrr_from_idx(swp, i);
+ qbman_swp_dqrr_consume(swp, dq);
+ DPAA2_PER_LCORE_DPIO->dqrr_size--;
+ }
+ i++;
+ }
+ DPAA2_PER_LCORE_DPIO->dqrr_held = 0;
+
+ do {
+ dq = qbman_swp_dqrr_next(swp);
+ if (!dq) {
+ if (!num_pkts && timeout_ticks) {
+ dpaa2_eventdev_dequeue_wait(timeout_ticks);
+ timeout_ticks = 0;
+ continue;
+ }
+ return num_pkts;
+ }
+
+ fd = qbman_result_DQ_fd(dq);
+
+ rxq = (struct dpaa2_queue *)qbman_result_DQ_fqd_ctx(dq);
+ if (rxq) {
+ rxq->cb(swp, fd, dq, &ev[num_pkts]);
+ } else {
+ qbman_swp_dqrr_consume(swp, dq);
+ PMD_DRV_LOG(ERR, "Null Return VQ received\n");
+ return 0;
+ }
+
+ num_pkts++;
+ } while (num_pkts < nb_events);
+
+ return num_pkts;
+}
+
+static uint16_t
+dpaa2_eventdev_dequeue(void *port, struct rte_event *ev,
+ uint64_t timeout_ticks)
+{
+ return dpaa2_eventdev_dequeue_burst(port, ev, 1, timeout_ticks);
+}
+
+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 |
+ RTE_EVENT_DEV_CAP_BURST_MODE;
+}
+
+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,
+ struct dpaa2_dpcon_dev *dpcon_dev)
+{
+ struct dpci_rx_queue_cfg rx_queue_cfg;
+ int ret, i;
+
+ /*Do settings to get the frame on a DPCON object*/
+ rx_queue_cfg.options = DPCI_QUEUE_OPT_DEST |
+ DPCI_QUEUE_OPT_USER_CTX;
+ rx_queue_cfg.dest_cfg.dest_type = DPCI_DEST_DPCON;
+ rx_queue_cfg.dest_cfg.dest_id = dpcon_dev->dpcon_id;
+ rx_queue_cfg.dest_cfg.priority = DPAA2_EVENT_DEFAULT_DPCI_PRIO;
+
+ dpci_dev->queue[DPAA2_EVENT_DPCI_PARALLEL_QUEUE].cb =
+ dpaa2_eventdev_process_parallel;
+ dpci_dev->queue[DPAA2_EVENT_DPCI_ATOMIC_QUEUE].cb =
+ dpaa2_eventdev_process_atomic;
+
+ for (i = 0 ; i < DPAA2_EVENT_DPCI_MAX_QUEUES; i++) {
+ rx_queue_cfg.user_ctx = (uint64_t)(&dpci_dev->queue[i]);
+ ret = dpci_set_rx_queue(&dpci_dev->dpci,
+ CMD_PRI_LOW,
+ dpci_dev->token, i,
+ &rx_queue_cfg);
+ if (ret) {
+ PMD_DRV_LOG(ERR,
+ "set_rx_q failed with err code: %d", ret);
+ return ret;
+ }
+ }
+ return 0;
+}
+
+static int
+dpaa2_eventdev_create(const char *name)
+{
+ struct rte_eventdev *eventdev;
+ struct dpaa2_eventdev *priv;
+ struct dpaa2_dpcon_dev *dpcon_dev = NULL;
+ struct dpaa2_dpci_dev *dpci_dev = NULL;
+ int ret;
+
+ eventdev = rte_event_pmd_vdev_init(name,
+ sizeof(struct dpaa2_eventdev),
+ rte_socket_id());
+ if (eventdev == NULL) {
+ PMD_DRV_ERR("Failed to create eventdev vdev %s", name);
+ goto fail;
+ }
+
+ eventdev->dev_ops = &dpaa2_eventdev_ops;
+ eventdev->schedule = NULL;
+ eventdev->enqueue = dpaa2_eventdev_enqueue;
+ eventdev->enqueue_burst = dpaa2_eventdev_enqueue_burst;
+ eventdev->enqueue_new_burst = dpaa2_eventdev_enqueue_burst;
+ eventdev->enqueue_forward_burst = dpaa2_eventdev_enqueue_burst;
+ eventdev->dequeue = dpaa2_eventdev_dequeue;
+ eventdev->dequeue_burst = dpaa2_eventdev_dequeue_burst;
+
+ /* For secondary processes, the primary has done all the work */
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
+
+ priv = eventdev->data->dev_private;
+ priv->max_event_queues = 0;
+
+ do {
+ dpcon_dev = rte_dpaa2_alloc_dpcon_dev();
+ if (!dpcon_dev)
+ break;
+ priv->evq_info[priv->max_event_queues].dpcon = dpcon_dev;
+
+ dpci_dev = rte_dpaa2_alloc_dpci_dev();
+ if (!dpci_dev) {
+ rte_dpaa2_free_dpcon_dev(dpcon_dev);
+ break;
+ }
+ priv->evq_info[priv->max_event_queues].dpci = dpci_dev;
+
+ ret = dpaa2_eventdev_setup_dpci(dpci_dev, dpcon_dev);
+ if (ret) {
+ PMD_DRV_LOG(ERR,
+ "dpci setup failed with err code: %d", ret);
+ return ret;
+ }
+ priv->max_event_queues++;
+ } while (dpcon_dev && dpci_dev);
+
+ return 0;
+fail:
+ return -EFAULT;
+}
+
+static int
+dpaa2_eventdev_probe(struct rte_vdev_device *vdev)
+{
+ const char *name;
+
+ name = rte_vdev_device_name(vdev);
+ PMD_DRV_LOG(INFO, "Initializing %s", name);
+ return dpaa2_eventdev_create(name);
+}
+
+static int
+dpaa2_eventdev_remove(struct rte_vdev_device *vdev)
+{
+ const char *name;
+
+ name = rte_vdev_device_name(vdev);
+ PMD_DRV_LOG(INFO, "Closing %s", name);
+
+ return rte_event_pmd_vdev_uninit(name);
+}
+
+static struct rte_vdev_driver vdev_eventdev_dpaa2_pmd = {
+ .probe = dpaa2_eventdev_probe,
+ .remove = dpaa2_eventdev_remove
+};
+
+RTE_PMD_REGISTER_VDEV(EVENTDEV_NAME_DPAA2_PMD, vdev_eventdev_dpaa2_pmd);
Code Review / deb_dpdk.git / blobdiff