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|
/* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright 2017 NXP
*
*/
#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_pci.h>
#include <rte_bus_vdev.h>
#include <rte_ethdev_driver.h>
#include <rte_event_eth_rx_adapter.h>
#include <fslmc_vfio.h>
#include <dpaa2_hw_pvt.h>
#include <dpaa2_hw_mempool.h>
#include <dpaa2_hw_dpio.h>
#include <dpaa2_ethdev.h>
#include "dpaa2_eventdev.h"
#include "dpaa2_eventdev_logs.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
*/
/* Dynamic logging identified for mempool */
int dpaa2_logtype_event;
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) {
DPAA2_EVENTDEV_ERR("Failure in affining portal");
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->rx_queue[
DPAA2_EVENT_DPCI_PARALLEL_QUEUE].fqid;
else
fqid = evq_info->dpci->rx_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->mbuf->seqn) {
uint8_t dqrr_index = event->mbuf->seqn - 1;
qbman_eq_desc_set_dca(&eqdesc[loop], 1,
dqrr_index, 0);
DPAA2_PER_LCORE_DQRR_SIZE--;
DPAA2_PER_LCORE_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);
if (!ev_temp) {
if (!loop)
return num_tx;
frames_to_send = loop;
DPAA2_EVENTDEV_ERR(
"Unable to allocate event object");
goto send_partial;
}
rte_memcpy(ev_temp, event, sizeof(struct rte_event));
DPAA2_SET_FD_ADDR((&fd_arr[loop]), (size_t)ev_temp);
DPAA2_SET_FD_LEN((&fd_arr[loop]),
sizeof(struct rte_event));
}
send_partial:
loop = 0;
while (loop < frames_to_send) {
loop += qbman_swp_enqueue_multiple_desc(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;
qbman_swp_interrupt_clear_status(DPAA2_PER_LCORE_PORTAL,
QBMAN_SWP_INTERRUPT_DQRI);
epoll_wait(DPAA2_PER_LCORE_DPIO->epoll_fd,
&epoll_ev, 1, timeout_ticks);
}
static void dpaa2_eventdev_process_parallel(struct qbman_swp *swp,
const struct qbman_fd *fd,
const struct qbman_result *dq,
struct dpaa2_queue *rxq,
struct rte_event *ev)
{
struct rte_event *ev_temp =
(struct rte_event *)(size_t)DPAA2_GET_FD_ADDR(fd);
RTE_SET_USED(rxq);
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 dpaa2_queue *rxq,
struct rte_event *ev)
{
struct rte_event *ev_temp =
(struct rte_event *)(size_t)DPAA2_GET_FD_ADDR(fd);
uint8_t dqrr_index = qbman_get_dqrr_idx(dq);
RTE_SET_USED(swp);
RTE_SET_USED(rxq);
rte_memcpy(ev, ev_temp, sizeof(struct rte_event));
rte_free(ev_temp);
ev->mbuf->seqn = dqrr_index + 1;
DPAA2_PER_LCORE_DQRR_SIZE++;
DPAA2_PER_LCORE_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) {
DPAA2_EVENTDEV_ERR("Failure in affining portal");
return 0;
}
}
swp = DPAA2_PER_LCORE_PORTAL;
/* Check if there are atomic contexts to be released */
while (DPAA2_PER_LCORE_DQRR_SIZE) {
if (DPAA2_PER_LCORE_DQRR_HELD & (1 << i)) {
qbman_swp_dqrr_idx_consume(swp, i);
DPAA2_PER_LCORE_DQRR_SIZE--;
DPAA2_PER_LCORE_DQRR_MBUF(i)->seqn =
DPAA2_INVALID_MBUF_SEQN;
}
i++;
}
DPAA2_PER_LCORE_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;
}
qbman_swp_prefetch_dqrr_next(swp);
fd = qbman_result_DQ_fd(dq);
rxq = (struct dpaa2_queue *)(size_t)qbman_result_DQ_fqd_ctx(dq);
if (rxq) {
rxq->cb(swp, fd, dq, rxq, &ev[num_pkts]);
} else {
qbman_swp_dqrr_consume(swp, dq);
DPAA2_EVENTDEV_ERR("Null Return VQ received");
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;
EVENTDEV_INIT_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_fslmc_get_device_count(DPAA2_IO);
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|
RTE_EVENT_DEV_CAP_RUNTIME_PORT_LINK |
RTE_EVENT_DEV_CAP_MULTIPLE_QUEUE_PORT |
RTE_EVENT_DEV_CAP_NONSEQ_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;
EVENTDEV_INIT_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;
DPAA2_EVENTDEV_DEBUG("Configured eventdev devid=%d",
dev->data->dev_id);
return 0;
}
static int
dpaa2_eventdev_start(struct rte_eventdev *dev)
{
EVENTDEV_INIT_FUNC_TRACE();
RTE_SET_USED(dev);
return 0;
}
static void
dpaa2_eventdev_stop(struct rte_eventdev *dev)
{
EVENTDEV_INIT_FUNC_TRACE();
RTE_SET_USED(dev);
}
static int
dpaa2_eventdev_close(struct rte_eventdev *dev)
{
EVENTDEV_INIT_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)
{
EVENTDEV_INIT_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->schedule_type = RTE_SCHED_TYPE_ATOMIC |
RTE_SCHED_TYPE_PARALLEL;
queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
}
static void
dpaa2_eventdev_queue_release(struct rte_eventdev *dev, uint8_t queue_id)
{
EVENTDEV_INIT_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];
EVENTDEV_INIT_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)
{
EVENTDEV_INIT_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;
port_conf->disable_implicit_release = 0;
}
static void
dpaa2_eventdev_port_release(void *port)
{
EVENTDEV_INIT_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)
{
EVENTDEV_INIT_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;
EVENTDEV_INIT_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);
}
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;
EVENTDEV_INIT_FUNC_TRACE();
for (i = 0; i < nb_links; i++) {
evq_info = &priv->evq_info[queues[i]];
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) {
DPAA2_EVENTDEV_ERR(
"Static dequeue config failed: err(%d)", ret);
goto err;
}
qbman_swp_push_set(dpaa2_portal->dpio_dev->sw_portal,
channel_index, 1);
evq_info->dpcon->channel_index = channel_index;
}
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);
}
return ret;
}
static int
dpaa2_eventdev_timeout_ticks(struct rte_eventdev *dev, uint64_t ns,
uint64_t *timeout_ticks)
{
uint32_t scale = 1;
EVENTDEV_INIT_FUNC_TRACE();
RTE_SET_USED(dev);
*timeout_ticks = ns * scale;
return 0;
}
static void
dpaa2_eventdev_dump(struct rte_eventdev *dev, FILE *f)
{
EVENTDEV_INIT_FUNC_TRACE();
RTE_SET_USED(dev);
RTE_SET_USED(f);
}
static int
dpaa2_eventdev_eth_caps_get(const struct rte_eventdev *dev,
const struct rte_eth_dev *eth_dev,
uint32_t *caps)
{
const char *ethdev_driver = eth_dev->device->driver->name;
EVENTDEV_INIT_FUNC_TRACE();
RTE_SET_USED(dev);
if (!strcmp(ethdev_driver, "net_dpaa2"))
*caps = RTE_EVENT_ETH_RX_ADAPTER_DPAA2_CAP;
else
*caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
return 0;
}
static int
dpaa2_eventdev_eth_queue_add_all(const struct rte_eventdev *dev,
const struct rte_eth_dev *eth_dev,
const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
{
struct dpaa2_eventdev *priv = dev->data->dev_private;
uint8_t ev_qid = queue_conf->ev.queue_id;
uint16_t dpcon_id = priv->evq_info[ev_qid].dpcon->dpcon_id;
int i, ret;
EVENTDEV_INIT_FUNC_TRACE();
for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
ret = dpaa2_eth_eventq_attach(eth_dev, i,
dpcon_id, queue_conf);
if (ret) {
DPAA2_EVENTDEV_ERR(
"Event queue attach failed: err(%d)", ret);
goto fail;
}
}
return 0;
fail:
for (i = (i - 1); i >= 0 ; i--)
dpaa2_eth_eventq_detach(eth_dev, i);
return ret;
}
static int
dpaa2_eventdev_eth_queue_add(const struct rte_eventdev *dev,
const struct rte_eth_dev *eth_dev,
int32_t rx_queue_id,
const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
{
struct dpaa2_eventdev *priv = dev->data->dev_private;
uint8_t ev_qid = queue_conf->ev.queue_id;
uint16_t dpcon_id = priv->evq_info[ev_qid].dpcon->dpcon_id;
int ret;
EVENTDEV_INIT_FUNC_TRACE();
if (rx_queue_id == -1)
return dpaa2_eventdev_eth_queue_add_all(dev,
eth_dev, queue_conf);
ret = dpaa2_eth_eventq_attach(eth_dev, rx_queue_id,
dpcon_id, queue_conf);
if (ret) {
DPAA2_EVENTDEV_ERR(
"Event queue attach failed: err(%d)", ret);
return ret;
}
return 0;
}
static int
dpaa2_eventdev_eth_queue_del_all(const struct rte_eventdev *dev,
const struct rte_eth_dev *eth_dev)
{
int i, ret;
EVENTDEV_INIT_FUNC_TRACE();
RTE_SET_USED(dev);
for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
ret = dpaa2_eth_eventq_detach(eth_dev, i);
if (ret) {
DPAA2_EVENTDEV_ERR(
"Event queue detach failed: err(%d)", ret);
return ret;
}
}
return 0;
}
static int
dpaa2_eventdev_eth_queue_del(const struct rte_eventdev *dev,
const struct rte_eth_dev *eth_dev,
int32_t rx_queue_id)
{
int ret;
EVENTDEV_INIT_FUNC_TRACE();
if (rx_queue_id == -1)
return dpaa2_eventdev_eth_queue_del_all(dev, eth_dev);
ret = dpaa2_eth_eventq_detach(eth_dev, rx_queue_id);
if (ret) {
DPAA2_EVENTDEV_ERR(
"Event queue detach failed: err(%d)", ret);
return ret;
}
return 0;
}
static int
dpaa2_eventdev_eth_start(const struct rte_eventdev *dev,
const struct rte_eth_dev *eth_dev)
{
EVENTDEV_INIT_FUNC_TRACE();
RTE_SET_USED(dev);
RTE_SET_USED(eth_dev);
return 0;
}
static int
dpaa2_eventdev_eth_stop(const struct rte_eventdev *dev,
const struct rte_eth_dev *eth_dev)
{
EVENTDEV_INIT_FUNC_TRACE();
RTE_SET_USED(dev);
RTE_SET_USED(eth_dev);
return 0;
}
static 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,
.eth_rx_adapter_caps_get = dpaa2_eventdev_eth_caps_get,
.eth_rx_adapter_queue_add = dpaa2_eventdev_eth_queue_add,
.eth_rx_adapter_queue_del = dpaa2_eventdev_eth_queue_del,
.eth_rx_adapter_start = dpaa2_eventdev_eth_start,
.eth_rx_adapter_stop = dpaa2_eventdev_eth_stop,
};
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->rx_queue[DPAA2_EVENT_DPCI_PARALLEL_QUEUE].cb =
dpaa2_eventdev_process_parallel;
dpci_dev->rx_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 = (size_t)(&dpci_dev->rx_queue[i]);
ret = dpci_set_rx_queue(&dpci_dev->dpci,
CMD_PRI_LOW,
dpci_dev->token, i,
&rx_queue_cfg);
if (ret) {
DPAA2_EVENTDEV_ERR(
"DPCI Rx queue setup failed: err(%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) {
DPAA2_EVENTDEV_ERR("Failed to create Event device %s", name);
goto fail;
}
eventdev->dev_ops = &dpaa2_eventdev_ops;
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) {
DPAA2_EVENTDEV_ERR(
"DPCI setup failed: err(%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);
DPAA2_EVENTDEV_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);
DPAA2_EVENTDEV_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);
RTE_INIT(dpaa2_eventdev_init_log)
{
dpaa2_logtype_event = rte_log_register("pmd.event.dpaa2");
if (dpaa2_logtype_event >= 0)
rte_log_set_level(dpaa2_logtype_event, RTE_LOG_NOTICE);
}
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