2 * Copyright (c) 2016 Solarflare Communications Inc.
5 * This software was jointly developed between OKTET Labs (under contract
6 * for Solarflare) and Solarflare Communications, Inc.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
11 * 1. Redistributions of source code must retain the above copyright notice,
12 * this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright notice,
14 * this list of conditions and the following disclaimer in the documentation
15 * and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
19 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
24 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
27 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #include <rte_devargs.h>
34 #include <rte_kvargs.h>
37 #include "sfc_kvargs.h"
40 sfc_kvargs_parse(struct sfc_adapter *sa)
42 struct rte_eth_dev *eth_dev = (sa)->eth_dev;
43 struct rte_devargs *devargs = eth_dev->device->devargs;
44 const char **params = (const char *[]){
45 SFC_KVARG_STATS_UPDATE_PERIOD_MS,
47 SFC_KVARG_MCDI_LOGGING,
48 SFC_KVARG_PERF_PROFILE,
55 sa->kvargs = rte_kvargs_parse(devargs->args, params);
56 if (sa->kvargs == NULL)
63 sfc_kvargs_cleanup(struct sfc_adapter *sa)
65 rte_kvargs_free(sa->kvargs);
69 sfc_kvarg_match_value(const char *value, const char * const *values,
70 unsigned int n_values)
74 for (i = 0; i < n_values; ++i)
75 if (strcasecmp(value, values[i]) == 0)
82 sfc_kvargs_process(struct sfc_adapter *sa, const char *key_match,
83 arg_handler_t handler, void *opaque_arg)
85 if (sa->kvargs == NULL)
88 return -rte_kvargs_process(sa->kvargs, key_match, handler, opaque_arg);
92 sfc_kvarg_bool_handler(__rte_unused const char *key,
93 const char *value_str, void *opaque)
95 const char * const true_strs[] = {
96 "1", "y", "yes", "on", "true"
98 const char * const false_strs[] = {
99 "0", "n", "no", "off", "false"
101 bool *value = opaque;
103 if (sfc_kvarg_match_value(value_str, true_strs,
106 else if (sfc_kvarg_match_value(value_str, false_strs,
107 RTE_DIM(false_strs)))
116 sfc_kvarg_long_handler(__rte_unused const char *key,
117 const char *value_str, void *opaque)
122 if (!value_str || !opaque)
125 value = strtol(value_str, &endptr, 0);
126 if (endptr == value_str)
129 *(long *)opaque = value;