// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2006 Jiri Benc <[email protected]> * Copyright 2007 Johannes Berg <[email protected]> * Copyright (C) 2020-2023 Intel Corporation */ #include <linux/kernel.h> #include <linux/device.h> #include <linux/if.h> #include <linux/if_ether.h> #include <linux/interrupt.h> #include <linux/netdevice.h> #include <linux/rtnetlink.h> #include <linux/slab.h> #include <linux/notifier.h> #include <net/mac80211.h> #include <net/cfg80211.h> #include "ieee80211_i.h" #include "rate.h" #include "debugfs.h" #include "debugfs_netdev.h" #include "driver-ops.h" struct ieee80211_if_read_sdata_data { … }; static ssize_t ieee80211_if_read_sdata_handler(struct wiphy *wiphy, struct file *file, char *buf, size_t bufsize, void *data) { … } static ssize_t ieee80211_if_read_sdata( struct file *file, char __user *userbuf, size_t count, loff_t *ppos, ssize_t (*format)(const struct ieee80211_sub_if_data *sdata, char *, int)) { … } struct ieee80211_if_write_sdata_data { … }; static ssize_t ieee80211_if_write_sdata_handler(struct wiphy *wiphy, struct file *file, char *buf, size_t count, void *data) { … } static ssize_t ieee80211_if_write_sdata( struct file *file, const char __user *userbuf, size_t count, loff_t *ppos, ssize_t (*write)(struct ieee80211_sub_if_data *sdata, const char *, int)) { … } struct ieee80211_if_read_link_data { … }; static ssize_t ieee80211_if_read_link_handler(struct wiphy *wiphy, struct file *file, char *buf, size_t bufsize, void *data) { … } static ssize_t ieee80211_if_read_link( struct file *file, char __user *userbuf, size_t count, loff_t *ppos, ssize_t (*format)(const struct ieee80211_link_data *link, char *, int)) { … } struct ieee80211_if_write_link_data { … }; static ssize_t ieee80211_if_write_link_handler(struct wiphy *wiphy, struct file *file, char *buf, size_t count, void *data) { … } static ssize_t ieee80211_if_write_link( struct file *file, const char __user *userbuf, size_t count, loff_t *ppos, ssize_t (*write)(struct ieee80211_link_data *link, const char *, int)) { … } #define IEEE80211_IF_FMT(name, type, field, format_string) … #define IEEE80211_IF_FMT_DEC(name, type, field) … #define IEEE80211_IF_FMT_HEX(name, type, field) … #define IEEE80211_IF_FMT_LHEX(name, type, field) … #define IEEE80211_IF_FMT_HEXARRAY(name, type, field) … #define IEEE80211_IF_FMT_ATOMIC(name, type, field) … #define IEEE80211_IF_FMT_MAC(name, type, field) … #define IEEE80211_IF_FMT_JIFFIES_TO_MS(name, type, field) … #define _IEEE80211_IF_FILE_OPS(name, _read, _write) … #define _IEEE80211_IF_FILE_R_FN(name) … #define _IEEE80211_IF_FILE_W_FN(name) … #define IEEE80211_IF_FILE_R(name) … #define IEEE80211_IF_FILE_W(name) … #define IEEE80211_IF_FILE_RW(name) … #define IEEE80211_IF_FILE(name, field, format) … #define _IEEE80211_IF_LINK_R_FN(name) … #define _IEEE80211_IF_LINK_W_FN(name) … #define IEEE80211_IF_LINK_FILE_R(name) … #define IEEE80211_IF_LINK_FILE_W(name) … #define IEEE80211_IF_LINK_FILE_RW(name) … #define IEEE80211_IF_LINK_FILE(name, field, format) … /* common attributes */ IEEE80211_IF_FILE(rc_rateidx_mask_2ghz, rc_rateidx_mask[NL80211_BAND_2GHZ], HEX); IEEE80211_IF_FILE(rc_rateidx_mask_5ghz, rc_rateidx_mask[NL80211_BAND_5GHZ], HEX); IEEE80211_IF_FILE(rc_rateidx_mcs_mask_2ghz, rc_rateidx_mcs_mask[NL80211_BAND_2GHZ], HEXARRAY); IEEE80211_IF_FILE(rc_rateidx_mcs_mask_5ghz, rc_rateidx_mcs_mask[NL80211_BAND_5GHZ], HEXARRAY); static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_2ghz( const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_2ghz); static ssize_t ieee80211_if_fmt_rc_rateidx_vht_mcs_mask_5ghz( const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_5ghz); IEEE80211_IF_FILE(flags, flags, HEX); IEEE80211_IF_FILE(state, state, LHEX); IEEE80211_IF_LINK_FILE(txpower, conf->txpower, DEC); IEEE80211_IF_LINK_FILE(ap_power_level, ap_power_level, DEC); IEEE80211_IF_LINK_FILE(user_power_level, user_power_level, DEC); static ssize_t ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } IEEE80211_IF_FILE_R(hw_queues); /* STA attributes */ IEEE80211_IF_FILE(bssid, deflink.u.mgd.bssid, MAC); IEEE80211_IF_FILE(aid, vif.cfg.aid, DEC); IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS); static int ieee80211_set_smps(struct ieee80211_link_data *link, enum ieee80211_smps_mode smps_mode) { … } static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = …; static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_link_data *link, char *buf, int buflen) { … } static ssize_t ieee80211_if_parse_smps(struct ieee80211_link_data *link, const char *buf, int buflen) { … } IEEE80211_IF_LINK_FILE_RW(…); static ssize_t ieee80211_if_parse_tkip_mic_test( struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) { … } IEEE80211_IF_FILE_W(tkip_mic_test); static ssize_t ieee80211_if_parse_beacon_loss( struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) { … } IEEE80211_IF_FILE_W(beacon_loss); static ssize_t ieee80211_if_fmt_uapsd_queues( const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } static ssize_t ieee80211_if_parse_uapsd_queues( struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) { … } IEEE80211_IF_FILE_RW(uapsd_queues); static ssize_t ieee80211_if_fmt_uapsd_max_sp_len( const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } static ssize_t ieee80211_if_parse_uapsd_max_sp_len( struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) { … } IEEE80211_IF_FILE_RW(uapsd_max_sp_len); static ssize_t ieee80211_if_fmt_tdls_wider_bw( const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } static ssize_t ieee80211_if_parse_tdls_wider_bw( struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) { … } IEEE80211_IF_FILE_RW(tdls_wider_bw); /* AP attributes */ IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC); IEEE80211_IF_FILE(num_sta_ps, u.ap.ps.num_sta_ps, ATOMIC); IEEE80211_IF_FILE(dtim_count, u.ap.ps.dtim_count, DEC); IEEE80211_IF_FILE(num_mcast_sta_vlan, u.vlan.num_mcast_sta, ATOMIC); static ssize_t ieee80211_if_fmt_num_buffered_multicast( const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } IEEE80211_IF_FILE_R(num_buffered_multicast); static ssize_t ieee80211_if_fmt_aqm( const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } IEEE80211_IF_FILE_R(aqm); IEEE80211_IF_FILE(multicast_to_unicast, u.ap.multicast_to_unicast, HEX); /* IBSS attributes */ static ssize_t ieee80211_if_fmt_tsf( const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } static ssize_t ieee80211_if_parse_tsf( struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) { … } IEEE80211_IF_FILE_RW(tsf); static ssize_t ieee80211_if_fmt_valid_links(const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } IEEE80211_IF_FILE_R(valid_links); static ssize_t ieee80211_if_fmt_active_links(const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) { … } static ssize_t ieee80211_if_parse_active_links(struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) { … } IEEE80211_IF_FILE_RW(active_links); IEEE80211_IF_LINK_FILE(addr, conf->addr, MAC); #ifdef CONFIG_MAC80211_MESH IEEE80211_IF_FILE(estab_plinks, u.mesh.estab_plinks, ATOMIC); /* Mesh stats attributes */ IEEE80211_IF_FILE(fwded_mcast, u.mesh.mshstats.fwded_mcast, DEC); IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC); IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC); IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC); IEEE80211_IF_FILE(dropped_frames_no_route, u.mesh.mshstats.dropped_frames_no_route, DEC); /* Mesh parameters */ IEEE80211_IF_FILE(dot11MeshMaxRetries, u.mesh.mshcfg.dot11MeshMaxRetries, DEC); IEEE80211_IF_FILE(dot11MeshRetryTimeout, u.mesh.mshcfg.dot11MeshRetryTimeout, DEC); IEEE80211_IF_FILE(dot11MeshConfirmTimeout, u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC); IEEE80211_IF_FILE(dot11MeshHoldingTimeout, u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC); IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC); IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC); IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC); IEEE80211_IF_FILE(dot11MeshMaxPeerLinks, u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC); IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout, u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC); IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval, u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC); IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval, u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC); IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime, u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC); IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries, u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC); IEEE80211_IF_FILE(path_refresh_time, u.mesh.mshcfg.path_refresh_time, DEC); IEEE80211_IF_FILE(min_discovery_timeout, u.mesh.mshcfg.min_discovery_timeout, DEC); IEEE80211_IF_FILE(dot11MeshHWMPRootMode, u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC); IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol, u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC); IEEE80211_IF_FILE(dot11MeshHWMPRannInterval, u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC); IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC); IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC); IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC); IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout, u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC); IEEE80211_IF_FILE(dot11MeshHWMProotInterval, u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC); IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval, u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC); IEEE80211_IF_FILE(power_mode, u.mesh.mshcfg.power_mode, DEC); IEEE80211_IF_FILE(dot11MeshAwakeWindowDuration, u.mesh.mshcfg.dot11MeshAwakeWindowDuration, DEC); IEEE80211_IF_FILE(dot11MeshConnectedToMeshGate, u.mesh.mshcfg.dot11MeshConnectedToMeshGate, DEC); IEEE80211_IF_FILE(dot11MeshNolearn, u.mesh.mshcfg.dot11MeshNolearn, DEC); IEEE80211_IF_FILE(dot11MeshConnectedToAuthServer, u.mesh.mshcfg.dot11MeshConnectedToAuthServer, DEC); #endif #define DEBUGFS_ADD_MODE(name, mode) … #define DEBUGFS_ADD_X(_bits, _name, _mode) … #define DEBUGFS_ADD_X8(_name, _mode) … #define DEBUGFS_ADD_X16(_name, _mode) … #define DEBUGFS_ADD_X32(_name, _mode) … #define DEBUGFS_ADD(name) … static void add_common_files(struct ieee80211_sub_if_data *sdata) { … } static void add_sta_files(struct ieee80211_sub_if_data *sdata) { … } static void add_ap_files(struct ieee80211_sub_if_data *sdata) { … } static void add_vlan_files(struct ieee80211_sub_if_data *sdata) { … } static void add_ibss_files(struct ieee80211_sub_if_data *sdata) { … } #ifdef CONFIG_MAC80211_MESH static void add_mesh_files(struct ieee80211_sub_if_data *sdata) { … } static void add_mesh_stats(struct ieee80211_sub_if_data *sdata) { … } static void add_mesh_config(struct ieee80211_sub_if_data *sdata) { … } #endif static void add_files(struct ieee80211_sub_if_data *sdata) { … } #undef DEBUGFS_ADD_MODE #undef DEBUGFS_ADD #define DEBUGFS_ADD_MODE(dentry, name, mode) … #define DEBUGFS_ADD(dentry, name) … static void add_link_files(struct ieee80211_link_data *link, struct dentry *dentry) { … } static void ieee80211_debugfs_add_netdev(struct ieee80211_sub_if_data *sdata, bool mld_vif) { … } void ieee80211_debugfs_remove_netdev(struct ieee80211_sub_if_data *sdata) { … } void ieee80211_debugfs_rename_netdev(struct ieee80211_sub_if_data *sdata) { … } void ieee80211_debugfs_recreate_netdev(struct ieee80211_sub_if_data *sdata, bool mld_vif) { … } void ieee80211_link_debugfs_add(struct ieee80211_link_data *link) { … } void ieee80211_link_debugfs_remove(struct ieee80211_link_data *link) { … } void ieee80211_link_debugfs_drv_add(struct ieee80211_link_data *link) { … } void ieee80211_link_debugfs_drv_remove(struct ieee80211_link_data *link) { … }
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