diff options
author | 2017-08-16 18:42:05 +0100 | |
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committer | 2017-08-16 18:46:04 +0100 | |
commit | f239aed5e674965691846e8ce3f187dd47523689 (patch) | |
tree | a153a3125c6e183c73871a8ecaa4b285fed5fbd5 /drivers/event/dpaa2/dpaa2_eventdev.c | |
parent | bf7567fd2a5b0b28ab724046143c24561d38d015 (diff) |
New upstream version 17.08
Change-Id: I288b50990f52646089d6b1f3aaa6ba2f091a51d7
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/event/dpaa2/dpaa2_eventdev.c')
-rw-r--r-- | drivers/event/dpaa2/dpaa2_eventdev.c | 692 |
1 files changed, 692 insertions, 0 deletions
diff --git a/drivers/event/dpaa2/dpaa2_eventdev.c b/drivers/event/dpaa2/dpaa2_eventdev.c new file mode 100644 index 00000000..cf2d2741 --- /dev/null +++ b/drivers/event/dpaa2/dpaa2_eventdev.c @@ -0,0 +1,692 @@ +/*- + * 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); |