From 6c9b9644450b5ee5672b1e0f66257b0e09fb0734 Mon Sep 17 00:00:00 2001 From: Jakub Grajciar Date: Tue, 26 Jun 2018 12:58:22 +0200 Subject: avf: binary API and configurable RX/TX queue size Change-Id: Ibd3a8d28d8f1df2bc14c42e48498f6ac26081192 Signed-off-by: Jakub Grajciar --- src/plugins/avf/avf_test.c | 233 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 233 insertions(+) create mode 100644 src/plugins/avf/avf_test.c (limited to 'src/plugins/avf/avf_test.c') diff --git a/src/plugins/avf/avf_test.c b/src/plugins/avf/avf_test.c new file mode 100644 index 00000000000..c980779eeac --- /dev/null +++ b/src/plugins/avf/avf_test.c @@ -0,0 +1,233 @@ +/* + *------------------------------------------------------------------ + * 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 +#include +#include +#include + +#include +#include +#include + +#include +#include + +#define __plugin_msg_base avf_test_main.msg_id_base +#include + +/* declare message IDs */ +#include + +/* define message structures */ +#define vl_typedefs +#include +#undef vl_typedefs + +/* declare message handlers for each api */ +#define vl_endianfun +#include +#undef vl_endianfun + +/* instantiate all the print functions we know about */ +#define vl_print(handle, ...) +#define vl_printfun +#include +#undef vl_printfun + +/* get API version number */ +#define vl_api_version(n,v) static u32 api_version=(v); +#include +#undef vp_api_version + +typedef struct +{ + /* API message ID base */ + u16 msg_id_base; + vat_main_t *vat_main; +} avf_test_main_t; + +avf_test_main_t avf_test_main; + +#define foreach_standard_reply_retval_handler \ +_(avf_create_reply) \ +_(avf_delete_reply) + +#define _(n) \ + static void vl_api_##n##_t_handler \ + (vl_api_##n##_t * mp) \ + { \ + vat_main_t * vam = avf_test_main.vat_main; \ + i32 retval = ntohl(mp->retval); \ + if (vam->async_mode) { \ + vam->async_errors += (retval < 0); \ + } else { \ + vam->retval = retval; \ + vam->result_ready = 1; \ + } \ + } +foreach_standard_reply_retval_handler; +#undef _ + +#define foreach_vpe_api_reply_msg \ +_(AVF_CREATE_REPLY, avf_create_reply) \ +_(AVF_DELETE_REPLY, avf_delete_reply) + +/* avf create API */ +static int +api_avf_create (vat_main_t * vam) +{ + unformat_input_t *i = vam->input; + vl_api_avf_create_t *mp; + avf_create_if_args_t args; + int ret; + u32 x[4]; + + memset (&args, 0, sizeof (avf_create_if_args_t)); + + while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) + { + if (unformat (i, "%x:%x:%x.%x", &x[0], &x[1], &x[2], &x[3])) + { + args.addr.domain = x[0]; + args.addr.bus = x[1]; + args.addr.slot = x[2]; + args.addr.function = x[3]; + } + else if (unformat (i, "elog")) + args.enable_elog = 1; + else if (unformat (i, "rx-queue-size %u", &args.rxq_size)) + ; + else if (unformat (i, "tx-queue-size %u", &args.txq_size)) + ; + else + { + clib_warning ("unknown input '%U'", format_unformat_error, i); + return -99; + } + } + + M (AVF_CREATE, mp); + + mp->pci_addr = clib_host_to_net_u32 (args.addr.as_u32); + mp->enable_elog = clib_host_to_net_u16 (args.enable_elog); + mp->rxq_size = clib_host_to_net_u16 (args.rxq_size); + mp->txq_size = clib_host_to_net_u16 (args.txq_size); + + S (mp); + W (ret); + + return ret; +} + +/* avf delete API */ +static int +api_avf_delete (vat_main_t * vam) +{ + unformat_input_t *i = vam->input; + vl_api_avf_delete_t *mp; + u32 sw_if_index = 0; + u8 index_defined = 0; + int ret; + + while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) + { + if (unformat (i, "sw_if_index %u", &sw_if_index)) + index_defined = 1; + else + { + clib_warning ("unknown input '%U'", format_unformat_error, i); + return -99; + } + } + + if (!index_defined) + { + errmsg ("missing sw_if_index\n"); + return -99; + } + + M (AVF_DELETE, mp); + + mp->sw_if_index = clib_host_to_net_u32 (sw_if_index); + + S (mp); + W (ret); + + return ret; +} + +/* + * List of messages that the api test plugin sends, + * and that the data plane plugin processes + */ +#define foreach_vpe_api_msg \ +_(avf_create, " [rx-queue-size ] " \ + "[tx-queue-size ]") \ +_(avf_delete, "") + +static void +avf_vat_api_hookup (vat_main_t * vam) +{ + avf_test_main_t *avm __attribute__ ((unused)) = &avf_test_main; +#define _(N,n) \ + vl_msg_api_set_handlers((VL_API_##N + avm->msg_id_base), \ + #n, \ + vl_api_##n##_t_handler, \ + vl_noop_handler, \ + vl_api_##n##_t_endian, \ + vl_api_##n##_t_print, \ + sizeof(vl_api_##n##_t), 1); + foreach_vpe_api_reply_msg; +#undef _ + +#define _(n,h) \ + hash_set_mem (vam->function_by_name, #n, api_##n); + foreach_vpe_api_msg; +#undef _ + +#define _(n,h) hash_set_mem (vam->help_by_name, #n, h); + foreach_vpe_api_msg; +#undef _ +} + +clib_error_t * +vat_plugin_register (vat_main_t * vam) +{ + avf_test_main_t *avm = &avf_test_main; + u8 *name; + + avm->vat_main = vam; + + name = format (0, "avf_%08x%c", api_version, 0); + avm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name); + + if (avm->msg_id_base != (u16) ~ 0) + avf_vat_api_hookup (vam); + + vec_free (name); + + return 0; +} + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg