projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | /*- |
| 2 | * BSD LICENSE | |
| 3 | * | |
| 4 | * Copyright(c) 2010-2015 Intel Corporation. All rights reserved. | |
| 5 | * All rights reserved. | |
| 6 | * | |
| 7 | * Redistribution and use in source and binary forms, with or without | |
| 8 | * modification, are permitted provided that the following conditions | |
| 9 | * are met: | |
| 10 | * | |
| 11 | * * Redistributions of source code must retain the above copyright | |
| 12 | * notice, this list of conditions and the following disclaimer. | |
| 13 | * * Redistributions in binary form must reproduce the above copyright | |
| 14 | * notice, this list of conditions and the following disclaimer in | |
| 15 | * the documentation and/or other materials provided with the | |
| 16 | * distribution. | |
| 17 | * * Neither the name of Intel Corporation nor the names of its | |
| 18 | * contributors may be used to endorse or promote products derived | |
| 19 | * from this software without specific prior written permission. | |
| 20 | * | |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 22 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 23 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 24 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 25 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 26 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 27 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 28 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 29 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 30 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 32 | */ | |
| 33 | ||
| 34 | #include "pipeline_passthrough.h" | |
| 35 | #include "pipeline_passthrough_be.h" | |
| 36 | ||
| 37 | static int | |
| 38 | app_pipeline_passthrough_track(struct pipeline_params *p, | |
| 39 | uint32_t port_in, | |
| 40 | uint32_t *port_out) | |
| 41 | { | |
| 42 | struct pipeline_passthrough_params pp; | |
| 43 | int status; | |
| 44 | ||
| 45 | /* Check input arguments */ | |
| 46 | if ((p == NULL) || | |
| 47 | (port_in >= p->n_ports_in) || | |
| 48 | (port_out == NULL)) | |
| 49 | return -1; | |
| 50 | ||
| 51 | status = pipeline_passthrough_parse_args(&pp, p); | |
| 52 | if (status) | |
| 53 | return -1; | |
| 54 | ||
| 55 | if (pp.dma_hash_lb_enabled) | |
| 56 | return -1; | |
| 57 | ||
| 58 | *port_out = port_in / (p->n_ports_in / p->n_ports_out); | |
| 59 | return 0; | |
| 60 | } | |
| 61 | ||
| 62 | static struct pipeline_fe_ops pipeline_passthrough_fe_ops = { | |
| 63 | .f_init = NULL, | |
| 64 | .f_post_init = NULL, | |
| 65 | .f_free = NULL, | |
| 66 | .f_track = app_pipeline_passthrough_track, | |
| 67 | .cmds = NULL, | |
| 68 | }; | |
| 69 | ||
| 70 | struct pipeline_type pipeline_passthrough = { | |
| 71 | .name = "PASS-THROUGH", | |
| 72 | .be_ops = &pipeline_passthrough_be_ops, | |
| 73 | .fe_ops = &pipeline_passthrough_fe_ops, | |
| 74 | }; |