diff options
Diffstat (limited to 'src/plugins/marvell/pp2/output.c')
-rw-r--r-- | src/plugins/marvell/pp2/output.c | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/src/plugins/marvell/pp2/output.c b/src/plugins/marvell/pp2/output.c deleted file mode 100644 index 911b2f55a17..00000000000 --- a/src/plugins/marvell/pp2/output.c +++ /dev/null @@ -1,121 +0,0 @@ -/* - *------------------------------------------------------------------ - * Copyright (c) 2018 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - *------------------------------------------------------------------ - */ - -#include <stdint.h> -#include <net/if.h> -#include <sys/ioctl.h> -#include <sys/uio.h> - -#include <vlib/vlib.h> -#include <vlib/unix/unix.h> -#include <vnet/ethernet/ethernet.h> -#include <vnet/devices/devices.h> - -#include <marvell/pp2/pp2.h> - -uword -mrvl_pp2_interface_tx (vlib_main_t * vm, - vlib_node_runtime_t * node, vlib_frame_t * frame) -{ - mrvl_pp2_main_t *ppm = &mrvl_pp2_main; - vnet_interface_output_runtime_t *rd = (void *) node->runtime_data; - mrvl_pp2_if_t *ppif = pool_elt_at_index (ppm->interfaces, rd->dev_instance); - u32 thread_index = vm->thread_index; - mrvl_pp2_per_thread_data_t *ptd = - vec_elt_at_index (ppm->per_thread_data, thread_index); - u8 qid = thread_index; - mrvl_pp2_outq_t *outq = vec_elt_at_index (ppif->outqs, qid); - u32 *buffers = vlib_frame_vector_args (frame); - u16 n_desc = frame->n_vectors, n_left = n_desc, n_sent = n_desc, n_done; - struct pp2_ppio_desc *d; - u16 mask = outq->size - 1; - - if (PREDICT_FALSE (pp2_ppio_get_num_outq_done (ppif->ppio, ptd->hif, qid, - &n_done))) - { - n_done = 0; - vlib_error_count (vm, node->node_index, - MRVL_PP2_TX_ERROR_PPIO_GET_NUM_OUTQ_DONE, 1); - } - - if (n_done) - { - u16 n_free = clib_min (n_done, outq->size - (outq->tail & mask)); - vlib_buffer_free (vm, outq->buffers + (outq->tail & mask), n_free); - if (PREDICT_FALSE (n_free < n_done)) - vlib_buffer_free (vm, outq->buffers, n_done - n_free); - outq->tail += n_done; - } - - vec_validate_aligned (ptd->descs, n_left, CLIB_CACHE_LINE_BYTES); - d = ptd->descs; - while (n_left) - { - u32 bi0 = buffers[0]; - vlib_buffer_t *b0 = vlib_get_buffer (vm, bi0); - u64 paddr = vlib_buffer_get_pa (vm, b0); - - pp2_ppio_outq_desc_reset (d); - pp2_ppio_outq_desc_set_phys_addr (d, paddr + b0->current_data); - pp2_ppio_outq_desc_set_pkt_offset (d, 0); - pp2_ppio_outq_desc_set_pkt_len (d, b0->current_length); - d++; - buffers++; - n_left--; - } - - if (pp2_ppio_send (ppif->ppio, ptd->hif, qid, ptd->descs, &n_sent)) - { - n_sent = 0; - vlib_error_count (vm, node->node_index, MRVL_PP2_TX_ERROR_PPIO_SEND, 1); - } - - /* free unsent buffers */ - if (PREDICT_FALSE (n_sent != n_desc)) - { - vlib_buffer_free (vm, vlib_frame_vector_args (frame) + n_sent, - frame->n_vectors - n_sent); - vlib_error_count (vm, node->node_index, MRVL_PP2_TX_ERROR_NO_FREE_SLOTS, - frame->n_vectors - n_sent); - } - - /* store buffer index for each enqueued packet into the ring - so we can know what to free after packet is sent */ - if (n_sent) - { - u16 slot = outq->head & mask; - buffers = vlib_frame_vector_args (frame); - u16 n_copy = clib_min (outq->size - slot, n_sent); - - vlib_buffer_copy_indices (outq->buffers + slot, buffers, n_copy); - if (PREDICT_FALSE (n_copy < n_sent)) - clib_memcpy_fast (outq->buffers, buffers + n_copy, - (n_sent - n_copy) * sizeof (u32)); - - outq->head += n_sent; - } - - return n_sent; -} - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |