| /* |
| ************************************************************************** |
| * Copyright (c) 2020-2021, 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_ipv4.h> |
| #include "nss_strings.h" |
| |
| /* |
| * nss_ipv4_strings_exception_stats |
| * Interface statistics strings for ipv4 exceptions. |
| */ |
| struct nss_stats_info nss_ipv4_strings_exception_stats[NSS_IPV4_EXCEPTION_EVENT_MAX] = { |
| {"icmp_hdr_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"icmp_unhandled_type" , NSS_STATS_TYPE_EXCEPTION}, |
| {"icmp_ipv4_hdr_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"icmp_ipv4_udp_hdr_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"icmp_ipv4_tcp_header_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"icmp_sipv4_unknown_protocol" , NSS_STATS_TYPE_EXCEPTION}, |
| {"icmp_no_icme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"icmp_flush_to_host" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_header_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_no_icme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_ip_option" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_ip_fragment" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_small_ttl" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_needs_fragmentation" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_flags" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_seq_exceeds_right_edge" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_small_data_offs" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_bad_sack" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_big_data_offs" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_seq_before_left_edge" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_ack_exceeds_right_edge" , NSS_STATS_TYPE_EXCEPTION}, |
| {"tcp_ack_before_left_edge" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udp_header_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udp_no_icme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udp_ip_option" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udp_ip_fragment" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udp_small_ttl" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udp_needs_fragmentation" , NSS_STATS_TYPE_EXCEPTION}, |
| {"wrong_target_mac" , NSS_STATS_TYPE_EXCEPTION}, |
| {"header_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"bad_total_length" , NSS_STATS_TYPE_EXCEPTION}, |
| {"bad_checksum" , NSS_STATS_TYPE_EXCEPTION}, |
| {"non_initial_fragment" , NSS_STATS_TYPE_EXCEPTION}, |
| {"datagram_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"options_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"unknown_protocol" , NSS_STATS_TYPE_EXCEPTION}, |
| {"esp_header_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"esp_no_icme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"esp_ip_option" , NSS_STATS_TYPE_EXCEPTION}, |
| {"esp_ip_fragment" , NSS_STATS_TYPE_EXCEPTION}, |
| {"esp_small_ttl" , NSS_STATS_TYPE_EXCEPTION}, |
| {"esp_needs_fragmentation" , NSS_STATS_TYPE_EXCEPTION}, |
| {"ingress_vid_mismatch" , NSS_STATS_TYPE_EXCEPTION}, |
| {"ingress_vid_missing" , NSS_STATS_TYPE_EXCEPTION}, |
| {"6rd_no_icme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"6rd_ip_option" , NSS_STATS_TYPE_EXCEPTION}, |
| {"6rd_ip_fragment" , NSS_STATS_TYPE_EXCEPTION}, |
| {"6rd_needs_fragmentation" , NSS_STATS_TYPE_EXCEPTION}, |
| {"dscp_marking_mismatch" , NSS_STATS_TYPE_EXCEPTION}, |
| {"vlan_marking_mismatch" , NSS_STATS_TYPE_EXCEPTION}, |
| {"interface_mismatch" , NSS_STATS_TYPE_EXCEPTION}, |
| {"gre_header_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"gre_no_icme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"gre_ip_option" , NSS_STATS_TYPE_EXCEPTION}, |
| {"gre_ip_fragment" , NSS_STATS_TYPE_EXCEPTION}, |
| {"gre_small_ttl" , NSS_STATS_TYPE_EXCEPTION}, |
| {"gre_needs_fragmentation" , NSS_STATS_TYPE_EXCEPTION}, |
| {"pptp_gre_session_match_fail" , NSS_STATS_TYPE_EXCEPTION}, |
| {"pptp_gre_invalid_proto" , NSS_STATS_TYPE_EXCEPTION}, |
| {"pptp_gre_no_cme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"pptp_gre_ip_option" , NSS_STATS_TYPE_EXCEPTION}, |
| {"pptp_gre_ip_fragment" , NSS_STATS_TYPE_EXCEPTION}, |
| {"pptp_gre_small_ttl" , NSS_STATS_TYPE_EXCEPTION}, |
| {"pptp_gre_needs_fragmentation" , NSS_STATS_TYPE_EXCEPTION}, |
| {"destroy" , NSS_STATS_TYPE_EXCEPTION}, |
| {"frag_df_set" , NSS_STATS_TYPE_EXCEPTION}, |
| {"frag_fail" , NSS_STATS_TYPE_EXCEPTION}, |
| {"icmp_ipv4_udplite_header_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udplite_header_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udplite_no_icme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udplite_ip_option" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udplite_ip_fragment" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udplite_small_ttl" , NSS_STATS_TYPE_EXCEPTION}, |
| {"udplite_needs_fragmentation" , NSS_STATS_TYPE_EXCEPTION}, |
| {"mc_udp_no_icme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"mc_mem_alloc_failure" , NSS_STATS_TYPE_EXCEPTION}, |
| {"mc_update_failure" , NSS_STATS_TYPE_EXCEPTION}, |
| {"mc_pbuf_alloc_failure" , NSS_STATS_TYPE_EXCEPTION}, |
| {"pppoe_bridge_no_icme" , NSS_STATS_TYPE_EXCEPTION}, |
| {"pppoe_no_session" , NSS_STATS_TYPE_DROP}, |
| {"icmp_ipv4_gre_hdr_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"icmp_ipv4_esp_hdr_incomplete" , NSS_STATS_TYPE_EXCEPTION}, |
| {"emesh_prio_mismatch" , NSS_STATS_TYPE_EXCEPTION}, |
| {"mc_ucast_dmac_failure" , NSS_STATS_TYPE_EXCEPTION}, |
| }; |
| |
| /* |
| * nss_ipv4_strings_stats |
| * IPv4 statistics strings. |
| */ |
| struct nss_stats_info nss_ipv4_strings_stats[NSS_IPV4_STATS_MAX] = { |
| {"rx_pkts" , NSS_STATS_TYPE_SPECIAL}, |
| {"rx_bytes" , NSS_STATS_TYPE_SPECIAL}, |
| {"tx_pkts" , NSS_STATS_TYPE_SPECIAL}, |
| {"tx_bytes" , NSS_STATS_TYPE_SPECIAL}, |
| {"create_requests" , NSS_STATS_TYPE_SPECIAL}, |
| {"create_collisions" , NSS_STATS_TYPE_SPECIAL}, |
| {"create_invalid_interface" , NSS_STATS_TYPE_SPECIAL}, |
| {"destroy_requests" , NSS_STATS_TYPE_SPECIAL}, |
| {"destroy_misses" , NSS_STATS_TYPE_SPECIAL}, |
| {"hash_hits" , NSS_STATS_TYPE_SPECIAL}, |
| {"hash_reorders" , NSS_STATS_TYPE_SPECIAL}, |
| {"flushes" , NSS_STATS_TYPE_SPECIAL}, |
| {"evictions" , NSS_STATS_TYPE_SPECIAL}, |
| {"fragmentations" , NSS_STATS_TYPE_SPECIAL}, |
| {"by_rule_drops" , NSS_STATS_TYPE_DROP}, |
| {"mc_create_requests" , NSS_STATS_TYPE_SPECIAL}, |
| {"mc_update_requests" , NSS_STATS_TYPE_SPECIAL}, |
| {"mc_create_invalid_interface" , NSS_STATS_TYPE_SPECIAL}, |
| {"mc_destroy_requests" , NSS_STATS_TYPE_SPECIAL}, |
| {"mc_destroy_misses" , NSS_STATS_TYPE_SPECIAL}, |
| {"mc_flushes" , NSS_STATS_TYPE_SPECIAL}, |
| {"mirror_invalid_ifnum_conn_create_req" , NSS_STATS_TYPE_SPECIAL}, |
| {"mirror_invalid_iftype_conn_create_req" , NSS_STATS_TYPE_SPECIAL}, |
| {"mirror_failures" , NSS_STATS_TYPE_SPECIAL}, |
| }; |
| |
| /* |
| * nss_ipv4_special_stats_strings_read() |
| * Read IPV4 special node statistics names. |
| */ |
| static ssize_t nss_ipv4_special_stats_strings_read(struct file *fp, char __user *ubuf, size_t sz, loff_t *ppos) |
| { |
| return nss_strings_print(ubuf, sz, ppos, nss_ipv4_strings_stats, NSS_IPV4_STATS_MAX); |
| } |
| |
| /* |
| * nss_ipv4_exception_stats_strings_read() |
| * Read IPV4 exception statistics names. |
| */ |
| static ssize_t nss_ipv4_exception_stats_strings_read(struct file *fp, char __user *ubuf, size_t sz, loff_t *ppos) |
| { |
| return nss_strings_print(ubuf, sz, ppos, nss_ipv4_strings_exception_stats, NSS_IPV4_EXCEPTION_EVENT_MAX); |
| } |
| |
| /* |
| * nss_ipv4_special_stats_strings_ops |
| */ |
| NSS_STRINGS_DECLARE_FILE_OPERATIONS(ipv4_special_stats); |
| |
| /* |
| * nss_ipv4_exception_stats_strings_ops |
| */ |
| NSS_STRINGS_DECLARE_FILE_OPERATIONS(ipv4_exception_stats); |
| |
| /* |
| * nss_ipv4_strings_dentry_create() |
| * Create IPv4 statistics strings debug entry. |
| */ |
| void nss_ipv4_strings_dentry_create(void) |
| { |
| struct dentry *dir_d; |
| struct dentry *file_d; |
| |
| if (!nss_top_main.strings_dentry) { |
| nss_warning("qca-nss-drv/strings is not present"); |
| return; |
| } |
| |
| dir_d = debugfs_create_dir("ipv4", nss_top_main.strings_dentry); |
| if (!dir_d) { |
| nss_warning("Failed to create qca-nss-drv/strings/ipv4 directory"); |
| return; |
| } |
| |
| file_d = debugfs_create_file("special_stats_str", 0400, dir_d, &nss_top_main, &nss_ipv4_special_stats_strings_ops); |
| if (!file_d) { |
| nss_warning("Failed to create qca-nss-drv/stats/ipv4/special_stats_str file"); |
| goto fail; |
| } |
| |
| file_d = debugfs_create_file("exception_stats_str", 0400, dir_d, &nss_top_main, &nss_ipv4_exception_stats_strings_ops); |
| if (!file_d) { |
| nss_warning("Failed to create qca-nss-drv/stats/ipv4/exception_stats_str file"); |
| goto fail; |
| } |
| |
| return; |
| fail: |
| debugfs_remove_recursive(dir_d); |
| } |