| 1 | // SPDX-License-Identifier: GPL-2.0 |
|---|---|
| 2 | /* |
| 3 | * TFRC library initialisation |
| 4 | * |
| 5 | * Copyright (c) 2007 The University of Aberdeen, Scotland, UK |
| 6 | * Copyright (c) 2007 Arnaldo Carvalho de Melo <acme@redhat.com> |
| 7 | */ |
| 8 | #include <linux/moduleparam.h> |
| 9 | #include "tfrc.h" |
| 10 | |
| 11 | #ifdef CONFIG_IP_DCCP_TFRC_DEBUG |
| 12 | bool tfrc_debug; |
| 13 | module_param(tfrc_debug, bool, 0644); |
| 14 | MODULE_PARM_DESC(tfrc_debug, "Enable TFRC debug messages"); |
| 15 | #endif |
| 16 | |
| 17 | int __init tfrc_lib_init(void) |
| 18 | { |
| 19 | int rc = tfrc_li_init(); |
| 20 | |
| 21 | if (rc) |
| 22 | goto out; |
| 23 | |
| 24 | rc = tfrc_tx_packet_history_init(); |
| 25 | if (rc) |
| 26 | goto out_free_loss_intervals; |
| 27 | |
| 28 | rc = tfrc_rx_packet_history_init(); |
| 29 | if (rc) |
| 30 | goto out_free_tx_history; |
| 31 | return 0; |
| 32 | |
| 33 | out_free_tx_history: |
| 34 | tfrc_tx_packet_history_exit(); |
| 35 | out_free_loss_intervals: |
| 36 | tfrc_li_exit(); |
| 37 | out: |
| 38 | return rc; |
| 39 | } |
| 40 | |
| 41 | void tfrc_lib_exit(void) |
| 42 | { |
| 43 | tfrc_rx_packet_history_exit(); |
| 44 | tfrc_tx_packet_history_exit(); |
| 45 | tfrc_li_exit(); |
| 46 | } |
| 47 |