kvargs: use SPDX tags
[dpdk.git] / examples / ip_pipeline / config_parse.c
index 48c9923..e90499e 100644 (file)
@@ -1,34 +1,5 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2016 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) 2010-2016 Intel Corporation
  */
 
 #include <stdint.h>
@@ -97,14 +68,8 @@ static const struct app_link_params link_params_default = {
                .rxmode = {
                        .mq_mode = ETH_MQ_RX_NONE,
 
-                       .header_split   = 0, /* Header split */
-                       .hw_ip_checksum = 0, /* IP checksum offload */
-                       .hw_vlan_filter = 0, /* VLAN filtering */
-                       .hw_vlan_strip  = 0, /* VLAN strip */
-                       .hw_vlan_extend = 0, /* Extended VLAN */
-                       .jumbo_frame    = 0, /* Jumbo frame support */
-                       .hw_strip_crc   = 0, /* CRC strip by HW */
-                       .enable_scatter = 0, /* Scattered packets RX handler */
+                       .ignore_offload_bitfield = 1,
+                       .offloads = DEV_RX_OFFLOAD_CRC_STRIP,
 
                        .max_rx_pkt_len = 9000, /* Jumbo frame max packet len */
                        .split_hdr_size = 0, /* Header split buffer size */
@@ -158,8 +123,7 @@ static const struct app_pktq_hwq_out_params default_hwq_out_params = {
                },
                .tx_rs_thresh = 0,
                .tx_free_thresh = 0,
-               .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
-                       ETH_TXQ_FLAGS_NOOFFLOADS,
+               .txq_flags = ETH_TXQ_FLAGS_IGNORE,
                .tx_deferred_start = 0,
        }
 };
@@ -189,6 +153,15 @@ struct app_pktq_tm_params default_tm_params = {
        .burst_write = 32,
 };
 
+struct app_pktq_tap_params default_tap_params = {
+       .parsed = 0,
+       .burst_read = 32,
+       .burst_write = 32,
+       .dropless = 0,
+       .n_retries = 0,
+       .mempool_id = 0,
+};
+
 struct app_pktq_kni_params default_kni_params = {
        .parsed = 0,
        .socket_id = 0,
@@ -800,21 +773,6 @@ parse_eal(struct app_params *app,
                        continue;
                }
 
-               /* xen_dom0 */
-               if (strcmp(entry->name, "xen_dom0") == 0) {
-                       int val;
-
-                       PARSE_ERROR_DUPLICATE((p->xen_dom0_present == 0),
-                               section_name,
-                               entry->name);
-                       p->xen_dom0_present = 1;
-
-                       val = parser_read_arg_bool(entry->value);
-                       PARSE_ERROR((val >= 0), section_name, entry->name);
-                       p->xen_dom0 = val;
-                       continue;
-               }
-
                /* unrecognized */
                PARSE_ERROR_INVALID(0, section_name, entry->name);
        }
@@ -852,6 +810,9 @@ parse_pipeline_pktq_in(struct app_params *app,
                        type = APP_PKTQ_IN_TM;
                        id = APP_PARAM_ADD(app->tm_params, name);
                        APP_PARAM_ADD_LINK_FOR_TM(app, name);
+               } else if (validate_name(name, "TAP", 1) == 0) {
+                       type = APP_PKTQ_IN_TAP;
+                       id = APP_PARAM_ADD(app->tap_params, name);
                } else if (validate_name(name, "KNI", 1) == 0) {
                        type = APP_PKTQ_IN_KNI;
                        id = APP_PARAM_ADD(app->kni_params, name);
@@ -901,6 +862,9 @@ parse_pipeline_pktq_out(struct app_params *app,
                        type = APP_PKTQ_OUT_TM;
                        id = APP_PARAM_ADD(app->tm_params, name);
                        APP_PARAM_ADD_LINK_FOR_TM(app, name);
+               } else if (validate_name(name, "TAP", 1) == 0) {
+                       type = APP_PKTQ_OUT_TAP;
+                       id = APP_PARAM_ADD(app->tap_params, name);
                } else if (validate_name(name, "KNI", 1) == 0) {
                        type = APP_PKTQ_OUT_KNI;
                        id = APP_PARAM_ADD(app->kni_params, name);
@@ -1895,6 +1859,88 @@ parse_tm(struct app_params *app,
        free(entries);
 }
 
+static void
+parse_tap(struct app_params *app,
+       const char *section_name,
+       struct rte_cfgfile *cfg)
+{
+       struct app_pktq_tap_params *param;
+       struct rte_cfgfile_entry *entries;
+       int n_entries, i;
+       ssize_t param_idx;
+
+       n_entries = rte_cfgfile_section_num_entries(cfg, section_name);
+       PARSE_ERROR_SECTION_NO_ENTRIES((n_entries > 0), section_name);
+
+       entries = malloc(n_entries * sizeof(struct rte_cfgfile_entry));
+       PARSE_ERROR_MALLOC(entries != NULL);
+
+       rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
+
+       param_idx = APP_PARAM_ADD(app->tap_params, section_name);
+       param = &app->tap_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
+
+       for (i = 0; i < n_entries; i++) {
+               struct rte_cfgfile_entry *ent = &entries[i];
+
+               if (strcmp(ent->name, "burst_read") == 0) {
+                       int status = parser_read_uint32(
+                               &param->burst_read, ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+                       continue;
+               }
+
+               if (strcmp(ent->name, "burst_write") == 0) {
+                       int status = parser_read_uint32(
+                               &param->burst_write, ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+                       continue;
+               }
+
+               if (strcmp(ent->name, "dropless") == 0) {
+                       int status = parser_read_arg_bool(ent->value);
+
+                       PARSE_ERROR((status != -EINVAL), section_name,
+                               ent->name);
+                       param->dropless = status;
+                       continue;
+               }
+
+               if (strcmp(ent->name, "n_retries") == 0) {
+                       int status = parser_read_uint64(&param->n_retries,
+                               ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+                       continue;
+               }
+
+               if (strcmp(ent->name, "mempool") == 0) {
+                       int status = validate_name(ent->value,
+                               "MEMPOOL", 1);
+                       ssize_t idx;
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+
+                       idx = APP_PARAM_ADD(app->mempool_params, ent->value);
+                       param->mempool_id = idx;
+
+                       continue;
+               }
+
+               /* unrecognized */
+               PARSE_ERROR_INVALID(0, section_name, ent->name);
+       }
+
+       free(entries);
+}
+
 static void
 parse_kni(struct app_params *app,
                  const char *section_name,
@@ -2286,6 +2332,7 @@ static const struct config_section cfg_file_scheme[] = {
        {"TXQ", 2, parse_txq},
        {"SWQ", 1, parse_swq},
        {"TM", 1, parse_tm},
+       {"TAP", 1, parse_tap},
        {"KNI", 1, parse_kni},
        {"SOURCE", 1, parse_source},
        {"SINK", 1, parse_sink},
@@ -2425,6 +2472,7 @@ app_config_parse(struct app_params *app, const char *file_name)
        APP_PARAM_COUNT(app->hwq_out_params, app->n_pktq_hwq_out);
        APP_PARAM_COUNT(app->swq_params, app->n_pktq_swq);
        APP_PARAM_COUNT(app->tm_params, app->n_pktq_tm);
+       APP_PARAM_COUNT(app->tap_params, app->n_pktq_tap);
        APP_PARAM_COUNT(app->kni_params, app->n_pktq_kni);
        APP_PARAM_COUNT(app->source_params, app->n_pktq_source);
        APP_PARAM_COUNT(app->sink_params, app->n_pktq_sink);
@@ -2544,10 +2592,6 @@ save_eal_params(struct app_params *app, FILE *f)
        if (p->vfio_intr)
                fprintf(f, "%s = %s\n", "vfio_intr", p->vfio_intr);
 
-       if (p->xen_dom0_present)
-               fprintf(f, "%s = %s\n", "xen_dom0",
-                       (p->xen_dom0) ? "yes" : "no");
-
        fputc('\n', f);
 }
 
@@ -2788,6 +2832,30 @@ save_tm_params(struct app_params *app, FILE *f)
        }
 }
 
+static void
+save_tap_params(struct app_params *app, FILE *f)
+{
+       struct app_pktq_tap_params *p;
+       size_t i, count;
+
+       count = RTE_DIM(app->tap_params);
+       for (i = 0; i < count; i++) {
+               p = &app->tap_params[i];
+               if (!APP_PARAM_VALID(p))
+                       continue;
+
+               fprintf(f, "[%s]\n", p->name);
+               fprintf(f, "%s = %" PRIu32 "\n", "burst_read", p->burst_read);
+               fprintf(f, "%s = %" PRIu32 "\n", "burst_write", p->burst_write);
+               fprintf(f, "%s = %s\n", "dropless", p->dropless ? "yes" : "no");
+               fprintf(f, "%s = %" PRIu64 "\n", "n_retries", p->n_retries);
+               fprintf(f, "%s = %s\n", "mempool",
+                       app->mempool_params[p->mempool_id].name);
+
+               fputc('\n', f);
+       }
+}
+
 static void
 save_kni_params(struct app_params *app, FILE *f)
 {
@@ -2942,6 +3010,9 @@ save_pipeline_params(struct app_params *app, FILE *f)
                                case APP_PKTQ_IN_TM:
                                        name = app->tm_params[pp->id].name;
                                        break;
+                               case APP_PKTQ_IN_TAP:
+                                       name = app->tap_params[pp->id].name;
+                                       break;
                                case APP_PKTQ_IN_KNI:
                                        name = app->kni_params[pp->id].name;
                                        break;
@@ -2979,6 +3050,9 @@ save_pipeline_params(struct app_params *app, FILE *f)
                                case APP_PKTQ_OUT_TM:
                                        name = app->tm_params[pp->id].name;
                                        break;
+                               case APP_PKTQ_OUT_TAP:
+                                       name = app->tap_params[pp->id].name;
+                                       break;
                                case APP_PKTQ_OUT_KNI:
                                        name = app->kni_params[pp->id].name;
                                        break;
@@ -3067,6 +3141,7 @@ app_config_save(struct app_params *app, const char *file_name)
        save_txq_params(app, file);
        save_swq_params(app, file);
        save_tm_params(app, file);
+       save_tap_params(app, file);
        save_kni_params(app, file);
        save_source_params(app, file);
        save_sink_params(app, file);
@@ -3113,6 +3188,11 @@ app_config_init(struct app_params *app)
                        &default_tm_params,
                        sizeof(default_tm_params));
 
+       for (i = 0; i < RTE_DIM(app->tap_params); i++)
+               memcpy(&app->tap_params[i],
+                       &default_tap_params,
+                       sizeof(default_tap_params));
+
        for (i = 0; i < RTE_DIM(app->kni_params); i++)
                memcpy(&app->kni_params[i],
                           &default_kni_params,
@@ -3272,7 +3352,7 @@ app_config_args(struct app_params *app, int argc, char **argv)
                        app_print_usage(argv[0]);
                }
 
-       optind = 0; /* reset getopt lib */
+       optind = 1; /* reset getopt lib */
 
        /* Check dependencies between args */
        if (preproc_params_present && (preproc_present == 0))