| /* |
| ************************************************************************** |
| * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved. |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| ************************************************************************** |
| */ |
| |
| #include "nss_stats.h" |
| #include "nss_core.h" |
| #include <nss_pppoe.h> |
| #include "nss_strings.h" |
| |
| /* |
| * nss_pppoe_strings_session_stats |
| * PPPoE session stats strings. |
| */ |
| struct nss_stats_info nss_pppoe_strings_session_stats[NSS_PPPOE_STATS_SESSION_MAX] = { |
| {"rx_pkts" , NSS_STATS_TYPE_COMMON}, |
| {"rx_byts" , NSS_STATS_TYPE_COMMON}, |
| {"tx_pkts" , NSS_STATS_TYPE_COMMON}, |
| {"tx_byts" , NSS_STATS_TYPE_COMMON}, |
| {"wrong_version_or_type" , NSS_STATS_TYPE_EXCEPTION}, |
| {"wrong_code" , NSS_STATS_TYPE_EXCEPTION}, |
| {"unsupported_ppp_protocol" , NSS_STATS_TYPE_EXCEPTION} |
| }; |
| |
| /* |
| * nss_pppoe_strings_base_stats |
| * PPPoE base node stats strings. |
| */ |
| struct nss_stats_info nss_pppoe_strings_base_stats[NSS_PPPOE_STATS_BASE_MAX] = { |
| {"rx_packets" , NSS_STATS_TYPE_COMMON}, |
| {"rx_bytes" , NSS_STATS_TYPE_COMMON}, |
| {"tx_packets" , NSS_STATS_TYPE_COMMON}, |
| {"tx_bytes" , NSS_STATS_TYPE_COMMON}, |
| {"rx_dropped[0]" , NSS_STATS_TYPE_DROP}, |
| {"rx_dropped[1]" , NSS_STATS_TYPE_DROP}, |
| {"rx_dropped[2]" , NSS_STATS_TYPE_DROP}, |
| {"rx_dropped[3]" , NSS_STATS_TYPE_DROP}, |
| {"short_pppoe_hdr_length" , NSS_STATS_TYPE_EXCEPTION}, |
| {"short_packet_length" , NSS_STATS_TYPE_EXCEPTION}, |
| {"wrong_version_or_type" , NSS_STATS_TYPE_EXCEPTION}, |
| {"wrong_code" , NSS_STATS_TYPE_EXCEPTION}, |
| {"unsupported_ppp_protocol" , NSS_STATS_TYPE_EXCEPTION}, |
| {"disabled_bridge_packet" , NSS_STATS_TYPE_EXCEPTION} |
| }; |
| |
| /* |
| * nss_pppoe_isession_stats_strings_read() |
| * Read PPPoE session statistics names. |
| */ |
| static ssize_t nss_pppoe_session_stats_strings_read(struct file *fp, char __user *ubuf, size_t sz, loff_t *ppos) |
| { |
| return nss_strings_print(ubuf, sz, ppos, nss_pppoe_strings_session_stats, NSS_PPPOE_STATS_SESSION_MAX); |
| } |
| |
| /* |
| * nss_pppoe_base_stats_strings_read() |
| * Read PPPoE base statistics names. |
| */ |
| static ssize_t nss_pppoe_base_stats_strings_read(struct file *fp, char __user *ubuf, size_t sz, loff_t *ppos) |
| { |
| return nss_strings_print(ubuf, sz, ppos, nss_pppoe_strings_base_stats, NSS_PPPOE_STATS_BASE_MAX); |
| } |
| |
| /* |
| * nss_pppoe_session_stats_strings_ops |
| */ |
| NSS_STRINGS_DECLARE_FILE_OPERATIONS(pppoe_session_stats); |
| |
| /* |
| * nss_pppoe_base_stats_strings_ops |
| */ |
| NSS_STRINGS_DECLARE_FILE_OPERATIONS(pppoe_base_stats); |
| |
| /* |
| * nss_pppoe_strings_dentry_create() |
| * Create PPPoE statistics strings debug entry. |
| */ |
| void nss_pppoe_strings_dentry_create(void) |
| { |
| struct dentry *pppoe_d = NULL; |
| struct dentry *pppoe_session_stats_d = NULL; |
| struct dentry *pppoe_base_stats_d = NULL; |
| |
| if (!nss_top_main.strings_dentry) { |
| nss_warning("qca-nss-drv/strings is not present"); |
| return; |
| } |
| |
| pppoe_d = debugfs_create_dir("pppoe", nss_top_main.strings_dentry); |
| if (!pppoe_d) { |
| nss_warning("Failed to create qca-nss-drv/strings/pppoe directory"); |
| return; |
| } |
| |
| pppoe_session_stats_d = debugfs_create_file("session_stats_str", 0400, pppoe_d, &nss_top_main, &nss_pppoe_session_stats_strings_ops); |
| if (!pppoe_session_stats_d) { |
| nss_warning("Failed to create qca-nss-drv/stats/pppoe/session_stats_str file"); |
| debugfs_remove_recursive(pppoe_d); |
| return; |
| } |
| |
| pppoe_base_stats_d = debugfs_create_file("base_stats_str", 0400, pppoe_d, &nss_top_main, &nss_pppoe_base_stats_strings_ops); |
| if (!pppoe_base_stats_d) { |
| nss_warning("Failed to create qca-nss-drv/stats/pppoe/base_stats_str file"); |
| debugfs_remove_recursive(pppoe_d); |
| return; |
| } |
| } |