numam-dpdk/drivers/net/octeontx/octeontx_rxtx.c
Pavan Nikhilesh 1dedffeba7 event/octeontx: support Tx adapter
Add Tx adapter support and move few routines around to avoid code
duplication.

Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
2018-10-01 16:52:07 +02:00

67 lines
1.3 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2017 Cavium, Inc
*/
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <rte_atomic.h>
#include <rte_common.h>
#include <rte_ethdev_driver.h>
#include <rte_ether.h>
#include <rte_log.h>
#include <rte_mbuf.h>
#include <rte_prefetch.h>
#include "octeontx_ethdev.h"
#include "octeontx_rxtx.h"
#include "octeontx_logs.h"
uint16_t __hot
octeontx_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
{
int count;
struct octeontx_txq *txq = tx_queue;
octeontx_dq_t *dq = &txq->dq;
int res;
count = 0;
rte_cio_wmb();
while (count < nb_pkts) {
res = __octeontx_xmit_pkts(dq->lmtline_va, dq->ioreg_va,
dq->fc_status_va,
tx_pkts[count]);
if (res < 0)
break;
count++;
}
return count; /* return number of pkts transmitted */
}
uint16_t __hot
octeontx_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
{
struct octeontx_rxq *rxq;
struct rte_event ev;
size_t count;
uint16_t valid_event;
rxq = rx_queue;
count = 0;
while (count < nb_pkts) {
valid_event = rte_event_dequeue_burst(rxq->evdev,
rxq->ev_ports, &ev,
1, 0);
if (!valid_event)
break;
rx_pkts[count++] = ev.mbuf;
}
return count; /* return number of pkts received */
}