diff options
Diffstat (limited to 'drivers/net/virtio/virtio_rxtx_simple.c')
| -rw-r--r-- | drivers/net/virtio/virtio_rxtx_simple.c | 67 |
1 files changed, 5 insertions, 62 deletions
diff --git a/drivers/net/virtio/virtio_rxtx_simple.c b/drivers/net/virtio/virtio_rxtx_simple.c index b5bc1c49..51520758 100644 --- a/drivers/net/virtio/virtio_rxtx_simple.c +++ b/drivers/net/virtio/virtio_rxtx_simple.c @@ -1,34 +1,5 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2015 Intel Corporation. All rights reserved. - * All rights reserved. - * - * 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 Intel Corporation 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. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2015 Intel Corporation */ #include <stdint.h> @@ -44,7 +15,7 @@ #include <rte_malloc.h> #include <rte_mbuf.h> #include <rte_ether.h> -#include <rte_ethdev.h> +#include <rte_ethdev_driver.h> #include <rte_prefetch.h> #include <rte_string_fns.h> #include <rte_errno.h> @@ -56,34 +27,6 @@ #pragma GCC diagnostic ignored "-Wcast-qual" #endif -int __attribute__((cold)) -virtqueue_enqueue_recv_refill_simple(struct virtqueue *vq, - struct rte_mbuf *cookie) -{ - struct vq_desc_extra *dxp; - struct vring_desc *start_dp; - uint16_t desc_idx; - - cookie->port = vq->rxq.port_id; - - desc_idx = vq->vq_avail_idx & (vq->vq_nentries - 1); - dxp = &vq->vq_descx[desc_idx]; - dxp->cookie = (void *)cookie; - vq->sw_ring[desc_idx] = cookie; - - start_dp = vq->vq_ring.desc; - start_dp[desc_idx].addr = - VIRTIO_MBUF_ADDR(cookie, vq) + - RTE_PKTMBUF_HEADROOM - vq->hw->vtnet_hdr_size; - start_dp[desc_idx].len = cookie->buf_len - - RTE_PKTMBUF_HEADROOM + vq->hw->vtnet_hdr_size; - - vq->vq_free_cnt--; - vq->vq_avail_idx++; - - return 0; -} - uint16_t virtio_xmit_pkts_simple(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts) @@ -99,14 +42,14 @@ virtio_xmit_pkts_simple(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t desc_idx_max = (vq->vq_nentries >> 1) - 1; uint16_t nb_tx = 0; - if (unlikely(hw->started == 0)) + if (unlikely(hw->started == 0 && tx_pkts != hw->inject_pkts)) return nb_tx; nb_used = VIRTQUEUE_NUSED(vq); rte_compiler_barrier(); if (nb_used >= VIRTIO_TX_FREE_THRESH) - virtio_xmit_cleanup(vq); + virtio_xmit_cleanup_simple(vq); nb_commit = nb_pkts = RTE_MIN((vq->vq_free_cnt >> 1), nb_pkts); desc_idx = (uint16_t)(vq->vq_avail_idx & desc_idx_max); |