forked from kevintraynor/dpdk-stable-queue-1811
/
rte_event_eth_tx_adapter.c
1159 lines (941 loc) · 24.5 KB
/
rte_event_eth_tx_adapter.c
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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2018 Intel Corporation.
*/
#include <rte_spinlock.h>
#include <rte_service_component.h>
#include <rte_ethdev.h>
#include "rte_eventdev_pmd.h"
#include "rte_event_eth_tx_adapter.h"
#define TXA_BATCH_SIZE 32
#define TXA_SERVICE_NAME_LEN 32
#define TXA_MEM_NAME_LEN 32
#define TXA_FLUSH_THRESHOLD 1024
#define TXA_RETRY_CNT 100
#define TXA_MAX_NB_TX 128
#define TXA_INVALID_DEV_ID INT32_C(-1)
#define TXA_INVALID_SERVICE_ID INT64_C(-1)
#define txa_evdev(id) (&rte_eventdevs[txa_dev_id_array[(id)]])
#define txa_dev_caps_get(id) txa_evdev((id))->dev_ops->eth_tx_adapter_caps_get
#define txa_dev_adapter_create(t) txa_evdev(t)->dev_ops->eth_tx_adapter_create
#define txa_dev_adapter_create_ext(t) \
txa_evdev(t)->dev_ops->eth_tx_adapter_create
#define txa_dev_adapter_free(t) txa_evdev(t)->dev_ops->eth_tx_adapter_free
#define txa_dev_queue_add(id) txa_evdev(id)->dev_ops->eth_tx_adapter_queue_add
#define txa_dev_queue_del(t) txa_evdev(t)->dev_ops->eth_tx_adapter_queue_del
#define txa_dev_start(t) txa_evdev(t)->dev_ops->eth_tx_adapter_start
#define txa_dev_stop(t) txa_evdev(t)->dev_ops->eth_tx_adapter_stop
#define txa_dev_stats_reset(t) txa_evdev(t)->dev_ops->eth_tx_adapter_stats_reset
#define txa_dev_stats_get(t) txa_evdev(t)->dev_ops->eth_tx_adapter_stats_get
#define RTE_EVENT_ETH_TX_ADAPTER_ID_VALID_OR_ERR_RET(id, retval) \
do { \
if (!txa_valid_id(id)) { \
RTE_EDEV_LOG_ERR("Invalid eth Rx adapter id = %d", id); \
return retval; \
} \
} while (0)
#define TXA_CHECK_OR_ERR_RET(id) \
do {\
int ret; \
RTE_EVENT_ETH_TX_ADAPTER_ID_VALID_OR_ERR_RET((id), -EINVAL); \
ret = txa_init(); \
if (ret != 0) \
return ret; \
if (!txa_adapter_exist((id))) \
return -EINVAL; \
} while (0)
#define TXA_CHECK_TXQ(dev, queue) \
do {\
if ((dev)->data->nb_tx_queues == 0) { \
RTE_EDEV_LOG_ERR("No tx queues configured"); \
return -EINVAL; \
} \
if ((queue) != -1 && \
(uint16_t)(queue) >= (dev)->data->nb_tx_queues) { \
RTE_EDEV_LOG_ERR("Invalid tx queue_id %" PRIu16, \
(uint16_t)(queue)); \
return -EINVAL; \
} \
} while (0)
/* Tx retry callback structure */
struct txa_retry {
/* Ethernet port id */
uint16_t port_id;
/* Tx queue */
uint16_t tx_queue;
/* Adapter ID */
uint8_t id;
};
/* Per queue structure */
struct txa_service_queue_info {
/* Queue has been added */
uint8_t added;
/* Retry callback argument */
struct txa_retry txa_retry;
/* Tx buffer */
struct rte_eth_dev_tx_buffer *tx_buf;
};
/* PMD private structure */
struct txa_service_data {
/* Max mbufs processed in any service function invocation */
uint32_t max_nb_tx;
/* Number of Tx queues in adapter */
uint32_t nb_queues;
/* Synchronization with data path */
rte_spinlock_t tx_lock;
/* Event port ID */
uint8_t port_id;
/* Event device identifier */
uint8_t eventdev_id;
/* Highest port id supported + 1 */
uint16_t dev_count;
/* Loop count to flush Tx buffers */
int loop_cnt;
/* Per ethernet device structure */
struct txa_service_ethdev *txa_ethdev;
/* Statistics */
struct rte_event_eth_tx_adapter_stats stats;
/* Adapter Identifier */
uint8_t id;
/* Conf arg must be freed */
uint8_t conf_free;
/* Configuration callback */
rte_event_eth_tx_adapter_conf_cb conf_cb;
/* Configuration callback argument */
void *conf_arg;
/* socket id */
int socket_id;
/* Per adapter EAL service */
int64_t service_id;
/* Memory allocation name */
char mem_name[TXA_MEM_NAME_LEN];
} __rte_cache_aligned;
/* Per eth device structure */
struct txa_service_ethdev {
/* Pointer to ethernet device */
struct rte_eth_dev *dev;
/* Number of queues added */
uint16_t nb_queues;
/* PMD specific queue data */
void *queues;
};
/* Array of adapter instances, initialized with event device id
* when adapter is created
*/
static int *txa_dev_id_array;
/* Array of pointers to service implementation data */
static struct txa_service_data **txa_service_data_array;
static int32_t txa_service_func(void *args);
static int txa_service_adapter_create_ext(uint8_t id,
struct rte_eventdev *dev,
rte_event_eth_tx_adapter_conf_cb conf_cb,
void *conf_arg);
static int txa_service_queue_del(uint8_t id,
const struct rte_eth_dev *dev,
int32_t tx_queue_id);
static int
txa_adapter_exist(uint8_t id)
{
return txa_dev_id_array[id] != TXA_INVALID_DEV_ID;
}
static inline int
txa_valid_id(uint8_t id)
{
return id < RTE_EVENT_ETH_TX_ADAPTER_MAX_INSTANCE;
}
static void *
txa_memzone_array_get(const char *name, unsigned int elt_size, int nb_elems)
{
const struct rte_memzone *mz;
unsigned int sz;
sz = elt_size * nb_elems;
sz = RTE_ALIGN(sz, RTE_CACHE_LINE_SIZE);
mz = rte_memzone_lookup(name);
if (mz == NULL) {
mz = rte_memzone_reserve_aligned(name, sz, rte_socket_id(), 0,
RTE_CACHE_LINE_SIZE);
if (mz == NULL) {
RTE_EDEV_LOG_ERR("failed to reserve memzone"
" name = %s err = %"
PRId32, name, rte_errno);
return NULL;
}
}
return mz->addr;
}
static int
txa_dev_id_array_init(void)
{
if (txa_dev_id_array == NULL) {
int i;
txa_dev_id_array = txa_memzone_array_get("txa_adapter_array",
sizeof(int),
RTE_EVENT_ETH_TX_ADAPTER_MAX_INSTANCE);
if (txa_dev_id_array == NULL)
return -ENOMEM;
for (i = 0; i < RTE_EVENT_ETH_TX_ADAPTER_MAX_INSTANCE; i++)
txa_dev_id_array[i] = TXA_INVALID_DEV_ID;
}
return 0;
}
static int
txa_init(void)
{
return txa_dev_id_array_init();
}
static int
txa_service_data_init(void)
{
if (txa_service_data_array == NULL) {
txa_service_data_array =
txa_memzone_array_get("txa_service_data_array",
sizeof(int),
RTE_EVENT_ETH_TX_ADAPTER_MAX_INSTANCE);
if (txa_service_data_array == NULL)
return -ENOMEM;
}
return 0;
}
static inline struct txa_service_data *
txa_service_id_to_data(uint8_t id)
{
return txa_service_data_array[id];
}
static inline struct txa_service_queue_info *
txa_service_queue(struct txa_service_data *txa, uint16_t port_id,
uint16_t tx_queue_id)
{
struct txa_service_queue_info *tqi;
if (unlikely(txa->txa_ethdev == NULL || txa->dev_count < port_id + 1))
return NULL;
tqi = txa->txa_ethdev[port_id].queues;
return likely(tqi != NULL) ? tqi + tx_queue_id : NULL;
}
static int
txa_service_conf_cb(uint8_t __rte_unused id, uint8_t dev_id,
struct rte_event_eth_tx_adapter_conf *conf, void *arg)
{
int ret;
struct rte_eventdev *dev;
struct rte_event_port_conf *pc;
struct rte_event_dev_config dev_conf;
int started;
uint8_t port_id;
pc = arg;
dev = &rte_eventdevs[dev_id];
dev_conf = dev->data->dev_conf;
started = dev->data->dev_started;
if (started)
rte_event_dev_stop(dev_id);
port_id = dev_conf.nb_event_ports;
dev_conf.nb_event_ports += 1;
ret = rte_event_dev_configure(dev_id, &dev_conf);
if (ret) {
RTE_EDEV_LOG_ERR("failed to configure event dev %u",
dev_id);
if (started) {
if (rte_event_dev_start(dev_id))
return -EIO;
}
return ret;
}
ret = rte_event_port_setup(dev_id, port_id, pc);
if (ret) {
RTE_EDEV_LOG_ERR("failed to setup event port %u\n",
port_id);
if (started) {
if (rte_event_dev_start(dev_id))
return -EIO;
}
return ret;
}
conf->event_port_id = port_id;
conf->max_nb_tx = TXA_MAX_NB_TX;
if (started)
ret = rte_event_dev_start(dev_id);
return ret;
}
static int
txa_service_ethdev_alloc(struct txa_service_data *txa)
{
struct txa_service_ethdev *txa_ethdev;
uint16_t i, dev_count;
dev_count = rte_eth_dev_count_avail();
if (txa->txa_ethdev && dev_count == txa->dev_count)
return 0;
txa_ethdev = rte_zmalloc_socket(txa->mem_name,
dev_count * sizeof(*txa_ethdev),
0,
txa->socket_id);
if (txa_ethdev == NULL) {
RTE_EDEV_LOG_ERR("Failed to alloc txa::txa_ethdev ");
return -ENOMEM;
}
if (txa->dev_count)
memcpy(txa_ethdev, txa->txa_ethdev,
txa->dev_count * sizeof(*txa_ethdev));
RTE_ETH_FOREACH_DEV(i) {
if (i == dev_count)
break;
txa_ethdev[i].dev = &rte_eth_devices[i];
}
txa->txa_ethdev = txa_ethdev;
txa->dev_count = dev_count;
return 0;
}
static int
txa_service_queue_array_alloc(struct txa_service_data *txa,
uint16_t port_id)
{
struct txa_service_queue_info *tqi;
uint16_t nb_queue;
int ret;
ret = txa_service_ethdev_alloc(txa);
if (ret != 0)
return ret;
if (txa->txa_ethdev[port_id].queues)
return 0;
nb_queue = txa->txa_ethdev[port_id].dev->data->nb_tx_queues;
tqi = rte_zmalloc_socket(txa->mem_name,
nb_queue *
sizeof(struct txa_service_queue_info), 0,
txa->socket_id);
if (tqi == NULL)
return -ENOMEM;
txa->txa_ethdev[port_id].queues = tqi;
return 0;
}
static void
txa_service_queue_array_free(struct txa_service_data *txa,
uint16_t port_id)
{
struct txa_service_ethdev *txa_ethdev;
struct txa_service_queue_info *tqi;
txa_ethdev = &txa->txa_ethdev[port_id];
if (txa->txa_ethdev == NULL || txa_ethdev->nb_queues != 0)
return;
tqi = txa_ethdev->queues;
txa_ethdev->queues = NULL;
rte_free(tqi);
if (txa->nb_queues == 0) {
rte_free(txa->txa_ethdev);
txa->txa_ethdev = NULL;
}
}
static void
txa_service_unregister(struct txa_service_data *txa)
{
if (txa->service_id != TXA_INVALID_SERVICE_ID) {
rte_service_component_runstate_set(txa->service_id, 0);
while (rte_service_may_be_active(txa->service_id))
rte_pause();
rte_service_component_unregister(txa->service_id);
}
txa->service_id = TXA_INVALID_SERVICE_ID;
}
static int
txa_service_register(struct txa_service_data *txa)
{
int ret;
struct rte_service_spec service;
struct rte_event_eth_tx_adapter_conf conf;
if (txa->service_id != TXA_INVALID_SERVICE_ID)
return 0;
memset(&service, 0, sizeof(service));
snprintf(service.name, TXA_SERVICE_NAME_LEN, "txa_%d", txa->id);
service.socket_id = txa->socket_id;
service.callback = txa_service_func;
service.callback_userdata = txa;
service.capabilities = RTE_SERVICE_CAP_MT_SAFE;
ret = rte_service_component_register(&service,
(uint32_t *)&txa->service_id);
if (ret) {
RTE_EDEV_LOG_ERR("failed to register service %s err = %"
PRId32, service.name, ret);
return ret;
}
ret = txa->conf_cb(txa->id, txa->eventdev_id, &conf, txa->conf_arg);
if (ret) {
txa_service_unregister(txa);
return ret;
}
rte_service_component_runstate_set(txa->service_id, 1);
txa->port_id = conf.event_port_id;
txa->max_nb_tx = conf.max_nb_tx;
return 0;
}
static struct rte_eth_dev_tx_buffer *
txa_service_tx_buf_alloc(struct txa_service_data *txa,
const struct rte_eth_dev *dev)
{
struct rte_eth_dev_tx_buffer *tb;
uint16_t port_id;
port_id = dev->data->port_id;
tb = rte_zmalloc_socket(txa->mem_name,
RTE_ETH_TX_BUFFER_SIZE(TXA_BATCH_SIZE),
0,
rte_eth_dev_socket_id(port_id));
if (tb == NULL)
RTE_EDEV_LOG_ERR("Failed to allocate memory for tx buffer");
return tb;
}
static int
txa_service_is_queue_added(struct txa_service_data *txa,
const struct rte_eth_dev *dev,
uint16_t tx_queue_id)
{
struct txa_service_queue_info *tqi;
tqi = txa_service_queue(txa, dev->data->port_id, tx_queue_id);
return tqi && tqi->added;
}
static int
txa_service_ctrl(uint8_t id, int start)
{
int ret;
struct txa_service_data *txa;
txa = txa_service_id_to_data(id);
if (txa->service_id == TXA_INVALID_SERVICE_ID)
return 0;
ret = rte_service_runstate_set(txa->service_id, start);
if (ret == 0 && !start) {
while (rte_service_may_be_active(txa->service_id))
rte_pause();
}
return ret;
}
static void
txa_service_buffer_retry(struct rte_mbuf **pkts, uint16_t unsent,
void *userdata)
{
struct txa_retry *tr;
struct txa_service_data *data;
struct rte_event_eth_tx_adapter_stats *stats;
uint16_t sent = 0;
unsigned int retry = 0;
uint16_t i, n;
tr = (struct txa_retry *)(uintptr_t)userdata;
data = txa_service_id_to_data(tr->id);
stats = &data->stats;
do {
n = rte_eth_tx_burst(tr->port_id, tr->tx_queue,
&pkts[sent], unsent - sent);
sent += n;
} while (sent != unsent && retry++ < TXA_RETRY_CNT);
for (i = sent; i < unsent; i++)
rte_pktmbuf_free(pkts[i]);
stats->tx_retry += retry;
stats->tx_packets += sent;
stats->tx_dropped += unsent - sent;
}
static void
txa_service_tx(struct txa_service_data *txa, struct rte_event *ev,
uint32_t n)
{
uint32_t i;
uint16_t nb_tx;
struct rte_event_eth_tx_adapter_stats *stats;
stats = &txa->stats;
nb_tx = 0;
for (i = 0; i < n; i++) {
struct rte_mbuf *m;
uint16_t port;
uint16_t queue;
struct txa_service_queue_info *tqi;
m = ev[i].mbuf;
port = m->port;
queue = rte_event_eth_tx_adapter_txq_get(m);
tqi = txa_service_queue(txa, port, queue);
if (unlikely(tqi == NULL || !tqi->added)) {
rte_pktmbuf_free(m);
continue;
}
nb_tx += rte_eth_tx_buffer(port, queue, tqi->tx_buf, m);
}
stats->tx_packets += nb_tx;
}
static int32_t
txa_service_func(void *args)
{
struct txa_service_data *txa = args;
uint8_t dev_id;
uint8_t port;
uint16_t n;
uint32_t nb_tx, max_nb_tx;
struct rte_event ev[TXA_BATCH_SIZE];
dev_id = txa->eventdev_id;
max_nb_tx = txa->max_nb_tx;
port = txa->port_id;
if (txa->nb_queues == 0)
return 0;
if (!rte_spinlock_trylock(&txa->tx_lock))
return 0;
for (nb_tx = 0; nb_tx < max_nb_tx; nb_tx += n) {
n = rte_event_dequeue_burst(dev_id, port, ev, RTE_DIM(ev), 0);
if (!n)
break;
txa_service_tx(txa, ev, n);
}
if ((txa->loop_cnt++ & (TXA_FLUSH_THRESHOLD - 1)) == 0) {
struct txa_service_ethdev *tdi;
struct txa_service_queue_info *tqi;
struct rte_eth_dev *dev;
uint16_t i;
tdi = txa->txa_ethdev;
nb_tx = 0;
RTE_ETH_FOREACH_DEV(i) {
uint16_t q;
if (i == txa->dev_count)
break;
dev = tdi[i].dev;
if (tdi[i].nb_queues == 0)
continue;
for (q = 0; q < dev->data->nb_tx_queues; q++) {
tqi = txa_service_queue(txa, i, q);
if (unlikely(tqi == NULL || !tqi->added))
continue;
nb_tx += rte_eth_tx_buffer_flush(i, q,
tqi->tx_buf);
}
}
txa->stats.tx_packets += nb_tx;
}
rte_spinlock_unlock(&txa->tx_lock);
return 0;
}
static int
txa_service_adapter_create(uint8_t id, struct rte_eventdev *dev,
struct rte_event_port_conf *port_conf)
{
struct txa_service_data *txa;
struct rte_event_port_conf *cb_conf;
int ret;
cb_conf = rte_malloc(NULL, sizeof(*cb_conf), 0);
if (cb_conf == NULL)
return -ENOMEM;
*cb_conf = *port_conf;
ret = txa_service_adapter_create_ext(id, dev, txa_service_conf_cb,
cb_conf);
if (ret) {
rte_free(cb_conf);
return ret;
}
txa = txa_service_id_to_data(id);
txa->conf_free = 1;
return ret;
}
static int
txa_service_adapter_create_ext(uint8_t id, struct rte_eventdev *dev,
rte_event_eth_tx_adapter_conf_cb conf_cb,
void *conf_arg)
{
struct txa_service_data *txa;
int socket_id;
char mem_name[TXA_SERVICE_NAME_LEN];
int ret;
if (conf_cb == NULL)
return -EINVAL;
socket_id = dev->data->socket_id;
snprintf(mem_name, TXA_MEM_NAME_LEN,
"rte_event_eth_txa_%d",
id);
ret = txa_service_data_init();
if (ret != 0)
return ret;
txa = rte_zmalloc_socket(mem_name,
sizeof(*txa),
RTE_CACHE_LINE_SIZE, socket_id);
if (txa == NULL) {
RTE_EDEV_LOG_ERR("failed to get mem for tx adapter");
return -ENOMEM;
}
txa->id = id;
txa->eventdev_id = dev->data->dev_id;
txa->socket_id = socket_id;
strncpy(txa->mem_name, mem_name, TXA_SERVICE_NAME_LEN);
txa->conf_cb = conf_cb;
txa->conf_arg = conf_arg;
txa->service_id = TXA_INVALID_SERVICE_ID;
rte_spinlock_init(&txa->tx_lock);
txa_service_data_array[id] = txa;
return 0;
}
static int
txa_service_event_port_get(uint8_t id, uint8_t *port)
{
struct txa_service_data *txa;
txa = txa_service_id_to_data(id);
if (txa->service_id == TXA_INVALID_SERVICE_ID)
return -ENODEV;
*port = txa->port_id;
return 0;
}
static int
txa_service_adapter_free(uint8_t id)
{
struct txa_service_data *txa;
txa = txa_service_id_to_data(id);
if (txa->nb_queues) {
RTE_EDEV_LOG_ERR("%" PRIu16 " Tx queues not deleted",
txa->nb_queues);
return -EBUSY;
}
if (txa->conf_free)
rte_free(txa->conf_arg);
rte_free(txa);
return 0;
}
static int
txa_service_queue_add(uint8_t id,
__rte_unused struct rte_eventdev *dev,
const struct rte_eth_dev *eth_dev,
int32_t tx_queue_id)
{
struct txa_service_data *txa;
struct txa_service_ethdev *tdi;
struct txa_service_queue_info *tqi;
struct rte_eth_dev_tx_buffer *tb;
struct txa_retry *txa_retry;
int ret = 0;
txa = txa_service_id_to_data(id);
if (tx_queue_id == -1) {
int nb_queues;
uint16_t i, j;
uint16_t *qdone;
nb_queues = eth_dev->data->nb_tx_queues;
if (txa->dev_count > eth_dev->data->port_id) {
tdi = &txa->txa_ethdev[eth_dev->data->port_id];
nb_queues -= tdi->nb_queues;
}
qdone = rte_zmalloc(txa->mem_name,
nb_queues * sizeof(*qdone), 0);
if (qdone == NULL)
return -ENOMEM;
j = 0;
for (i = 0; i < nb_queues; i++) {
if (txa_service_is_queue_added(txa, eth_dev, i))
continue;
ret = txa_service_queue_add(id, dev, eth_dev, i);
if (ret == 0)
qdone[j++] = i;
else
break;
}
if (i != nb_queues) {
for (i = 0; i < j; i++)
txa_service_queue_del(id, eth_dev, qdone[i]);
}
rte_free(qdone);
return ret;
}
ret = txa_service_register(txa);
if (ret)
return ret;
rte_spinlock_lock(&txa->tx_lock);
if (txa_service_is_queue_added(txa, eth_dev, tx_queue_id)) {
rte_spinlock_unlock(&txa->tx_lock);
return 0;
}
ret = txa_service_queue_array_alloc(txa, eth_dev->data->port_id);
if (ret)
goto err_unlock;
tb = txa_service_tx_buf_alloc(txa, eth_dev);
if (tb == NULL)
goto err_unlock;
tdi = &txa->txa_ethdev[eth_dev->data->port_id];
tqi = txa_service_queue(txa, eth_dev->data->port_id, tx_queue_id);
txa_retry = &tqi->txa_retry;
txa_retry->id = txa->id;
txa_retry->port_id = eth_dev->data->port_id;
txa_retry->tx_queue = tx_queue_id;
rte_eth_tx_buffer_init(tb, TXA_BATCH_SIZE);
rte_eth_tx_buffer_set_err_callback(tb,
txa_service_buffer_retry, txa_retry);
tqi->tx_buf = tb;
tqi->added = 1;
tdi->nb_queues++;
txa->nb_queues++;
err_unlock:
if (txa->nb_queues == 0) {
txa_service_queue_array_free(txa,
eth_dev->data->port_id);
txa_service_unregister(txa);
}
rte_spinlock_unlock(&txa->tx_lock);
return 0;
}
static int
txa_service_queue_del(uint8_t id,
const struct rte_eth_dev *dev,
int32_t tx_queue_id)
{
struct txa_service_data *txa;
struct txa_service_queue_info *tqi;
struct rte_eth_dev_tx_buffer *tb;
uint16_t port_id;
txa = txa_service_id_to_data(id);
port_id = dev->data->port_id;
if (tx_queue_id == -1) {
uint16_t i, q, nb_queues;
int ret = 0;
nb_queues = txa->txa_ethdev[port_id].nb_queues;
if (nb_queues == 0)
return 0;
i = 0;
q = 0;
tqi = txa->txa_ethdev[port_id].queues;
while (i < nb_queues) {
if (tqi[q].added) {
ret = txa_service_queue_del(id, dev, q);
if (ret != 0)
break;
}
i++;
q++;
}
return ret;
}
txa = txa_service_id_to_data(id);
tqi = txa_service_queue(txa, port_id, tx_queue_id);
if (tqi == NULL || !tqi->added)
return 0;
tb = tqi->tx_buf;
tqi->added = 0;
tqi->tx_buf = NULL;
rte_free(tb);
txa->nb_queues--;
txa->txa_ethdev[port_id].nb_queues--;
txa_service_queue_array_free(txa, port_id);
return 0;
}
static int
txa_service_id_get(uint8_t id, uint32_t *service_id)
{
struct txa_service_data *txa;
txa = txa_service_id_to_data(id);
if (txa->service_id == TXA_INVALID_SERVICE_ID)
return -ESRCH;
if (service_id == NULL)
return -EINVAL;
*service_id = txa->service_id;
return 0;
}
static int
txa_service_start(uint8_t id)
{
return txa_service_ctrl(id, 1);
}
static int
txa_service_stats_get(uint8_t id,
struct rte_event_eth_tx_adapter_stats *stats)
{
struct txa_service_data *txa;
txa = txa_service_id_to_data(id);
*stats = txa->stats;
return 0;
}
static int
txa_service_stats_reset(uint8_t id)
{
struct txa_service_data *txa;
txa = txa_service_id_to_data(id);
memset(&txa->stats, 0, sizeof(txa->stats));
return 0;
}
static int
txa_service_stop(uint8_t id)
{
return txa_service_ctrl(id, 0);
}
int
rte_event_eth_tx_adapter_create(uint8_t id, uint8_t dev_id,
struct rte_event_port_conf *port_conf)
{
struct rte_eventdev *dev;
int ret;
if (port_conf == NULL)
return -EINVAL;
RTE_EVENT_ETH_TX_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL);
RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
dev = &rte_eventdevs[dev_id];
ret = txa_init();
if (ret != 0)
return ret;
if (txa_adapter_exist(id))
return -EEXIST;
txa_dev_id_array[id] = dev_id;
if (txa_dev_adapter_create(id))
ret = txa_dev_adapter_create(id)(id, dev);
if (ret != 0) {
txa_dev_id_array[id] = TXA_INVALID_DEV_ID;
return ret;
}
ret = txa_service_adapter_create(id, dev, port_conf);
if (ret != 0) {
if (txa_dev_adapter_free(id))
txa_dev_adapter_free(id)(id, dev);
txa_dev_id_array[id] = TXA_INVALID_DEV_ID;
return ret;
}
txa_dev_id_array[id] = dev_id;
return 0;
}
int
rte_event_eth_tx_adapter_create_ext(uint8_t id, uint8_t dev_id,
rte_event_eth_tx_adapter_conf_cb conf_cb,
void *conf_arg)
{
struct rte_eventdev *dev;
int ret;
RTE_EVENT_ETH_TX_ADAPTER_ID_VALID_OR_ERR_RET(id, -EINVAL);
RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
ret = txa_init();
if (ret != 0)
return ret;
if (txa_adapter_exist(id))
return -EINVAL;
dev = &rte_eventdevs[dev_id];
txa_dev_id_array[id] = dev_id;
if (txa_dev_adapter_create_ext(id))
ret = txa_dev_adapter_create_ext(id)(id, dev);
if (ret != 0) {
txa_dev_id_array[id] = TXA_INVALID_DEV_ID;
return ret;
}
ret = txa_service_adapter_create_ext(id, dev, conf_cb, conf_arg);
if (ret != 0) {
if (txa_dev_adapter_free(id))
txa_dev_adapter_free(id)(id, dev);
txa_dev_id_array[id] = TXA_INVALID_DEV_ID;
return ret;
}
txa_dev_id_array[id] = dev_id;
return 0;
}
int
rte_event_eth_tx_adapter_event_port_get(uint8_t id, uint8_t *event_port_id)
{
TXA_CHECK_OR_ERR_RET(id);
return txa_service_event_port_get(id, event_port_id);
}