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Release 4.8 net/mac80211/driver-ops.h

Directory: net/mac80211
/*
* Portions of this file
* Copyright(c) 2016 Intel Deutschland GmbH
*/

#ifndef __MAC80211_DRIVER_OPS

#define __MAC80211_DRIVER_OPS

#include <net/mac80211.h>
#include "ieee80211_i.h"
#include "trace.h"


static inline bool check_sdata_in_driver(struct ieee80211_sub_if_data *sdata) { return !WARN(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER), "%s: Failed check-sdata-in-driver check, flags: 0x%x\n", sdata->dev ? sdata->dev->name : sdata->name, sdata->flags); }

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static inline struct ieee80211_sub_if_data * get_bss_sdata(struct ieee80211_sub_if_data *sdata) { if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) sdata = container_of(sdata->bss, struct ieee80211_sub_if_data, u.ap); return sdata; }

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static inline void drv_tx(struct ieee80211_local *local, struct ieee80211_tx_control *control, struct sk_buff *skb) { local->ops->tx(&local->hw, control, skb); }

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static inline void drv_sync_rx_queues(struct ieee80211_local *local, struct sta_info *sta) { if (local->ops->sync_rx_queues) { trace_drv_sync_rx_queues(local, sta->sdata, &sta->sta); local->ops->sync_rx_queues(&local->hw); trace_drv_return_void(local); } }

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static inline void drv_get_et_strings(struct ieee80211_sub_if_data *sdata, u32 sset, u8 *data) { struct ieee80211_local *local = sdata->local; if (local->ops->get_et_strings) { trace_drv_get_et_strings(local, sset); local->ops->get_et_strings(&local->hw, &sdata->vif, sset, data); trace_drv_return_void(local); } }

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static inline void drv_get_et_stats(struct ieee80211_sub_if_data *sdata, struct ethtool_stats *stats, u64 *data) { struct ieee80211_local *local = sdata->local; if (local->ops->get_et_stats) { trace_drv_get_et_stats(local); local->ops->get_et_stats(&local->hw, &sdata->vif, stats, data); trace_drv_return_void(local); } }

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static inline int drv_get_et_sset_count(struct ieee80211_sub_if_data *sdata, int sset) { struct ieee80211_local *local = sdata->local; int rv = 0; if (local->ops->get_et_sset_count) { trace_drv_get_et_sset_count(local, sset); rv = local->ops->get_et_sset_count(&local->hw, &sdata->vif, sset); trace_drv_return_int(local, rv); } return rv; }

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int drv_start(struct ieee80211_local *local); void drv_stop(struct ieee80211_local *local); #ifdef CONFIG_PM
static inline int drv_suspend(struct ieee80211_local *local, struct cfg80211_wowlan *wowlan) { int ret; might_sleep(); trace_drv_suspend(local); ret = local->ops->suspend(&local->hw, wowlan); trace_drv_return_int(local, ret); return ret; }

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static inline int drv_resume(struct ieee80211_local *local) { int ret; might_sleep(); trace_drv_resume(local); ret = local->ops->resume(&local->hw); trace_drv_return_int(local, ret); return ret; }

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static inline void drv_set_wakeup(struct ieee80211_local *local, bool enabled) { might_sleep(); if (!local->ops->set_wakeup) return; trace_drv_set_wakeup(local, enabled); local->ops->set_wakeup(&local->hw, enabled); trace_drv_return_void(local); }

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#endif int drv_add_interface(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata); int drv_change_interface(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, enum nl80211_iftype type, bool p2p); void drv_remove_interface(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata);
static inline int drv_config(struct ieee80211_local *local, u32 changed) { int ret; might_sleep(); trace_drv_config(local, changed); ret = local->ops->config(&local->hw, changed); trace_drv_return_int(local, ret); return ret; }

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static inline void drv_bss_info_changed(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_bss_conf *info, u32 changed) { might_sleep(); if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON | BSS_CHANGED_BEACON_ENABLED) && sdata->vif.type != NL80211_IFTYPE_AP && sdata->vif.type != NL80211_IFTYPE_ADHOC && sdata->vif.type != NL80211_IFTYPE_MESH_POINT && sdata->vif.type != NL80211_IFTYPE_OCB)) return; if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE || sdata->vif.type == NL80211_IFTYPE_MONITOR)) return; if (!check_sdata_in_driver(sdata)) return; trace_drv_bss_info_changed(local, sdata, info, changed); if (local->ops->bss_info_changed) local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed); trace_drv_return_void(local); }

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static inline u64 drv_prepare_multicast(struct ieee80211_local *local, struct netdev_hw_addr_list *mc_list) { u64 ret = 0; trace_drv_prepare_multicast(local, mc_list->count); if (local->ops->prepare_multicast) ret = local->ops->prepare_multicast(&local->hw, mc_list); trace_drv_return_u64(local, ret); return ret; }

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static inline void drv_configure_filter(struct ieee80211_local *local, unsigned int changed_flags, unsigned int *total_flags, u64 multicast) { might_sleep(); trace_drv_configure_filter(local, changed_flags, total_flags, multicast); local->ops->configure_filter(&local->hw, changed_flags, total_flags, multicast); trace_drv_return_void(local); }

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static inline void drv_config_iface_filter(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, unsigned int filter_flags, unsigned int changed_flags) { might_sleep(); trace_drv_config_iface_filter(local, sdata, filter_flags, changed_flags); if (local->ops->config_iface_filter) local->ops->config_iface_filter(&local->hw, &sdata->vif, filter_flags, changed_flags); trace_drv_return_void(local); }

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static inline int drv_set_tim(struct ieee80211_local *local, struct ieee80211_sta *sta, bool set) { int ret = 0; trace_drv_set_tim(local, sta, set); if (local->ops->set_tim) ret = local->ops->set_tim(&local->hw, sta, set); trace_drv_return_int(local, ret); return ret; }

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static inline int drv_set_key(struct ieee80211_local *local, enum set_key_cmd cmd, struct ieee80211_sub_if_data *sdata, struct ieee80211_sta *sta, struct ieee80211_key_conf *key) { int ret; might_sleep(); sdata = get_bss_sdata(sdata); if (!check_sdata_in_driver(sdata)) return -EIO; trace_drv_set_key(local, cmd, sdata, sta, key); ret = local->ops->set_key(&local->hw, cmd, &sdata->vif, sta, key); trace_drv_return_int(local, ret); return ret; }

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static inline void drv_update_tkip_key(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_key_conf *conf, struct sta_info *sta, u32 iv32, u16 *phase1key) { struct ieee80211_sta *ista = NULL; if (sta) ista = &sta->sta; sdata = get_bss_sdata(sdata); if (!check_sdata_in_driver(sdata)) return; trace_drv_update_tkip_key(local, sdata, conf, ista, iv32); if (local->ops->update_tkip_key) local->ops->update_tkip_key(&local->hw, &sdata->vif, conf, ista, iv32, phase1key); trace_drv_return_void(local); }

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static inline int drv_hw_scan(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_scan_request *req) { int ret; might_sleep(); if (!check_sdata_in_driver(sdata)) return -EIO; trace_drv_hw_scan(local, sdata); ret = local->ops->hw_scan(&local->hw, &sdata->vif, req); trace_drv_return_int(local, ret); return ret; }

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static inline void drv_cancel_hw_scan(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata) { might_sleep(); if (!check_sdata_in_driver(sdata)) return; trace_drv_cancel_hw_scan(local, sdata); local->ops->cancel_hw_scan(&local->hw, &sdata->vif); trace_drv_return_void(local); }

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static inline int drv_sched_scan_start(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct cfg80211_sched_scan_request *req, struct ieee80211_scan_ies *ies) { int ret; might_sleep(); if (!check_sdata_in_driver(sdata)) return -EIO; trace_drv_sched_scan_start(local, sdata); ret = local->ops->sched_scan_start(&local->hw, &sdata->vif, req, ies); trace_drv_return_int(local, ret); return ret; }

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static inline int drv_sched_scan_stop(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata) { int ret; might_sleep(); if (!check_sdata_in_driver(sdata)) return -EIO; trace_drv_sched_scan_stop(local, sdata); ret = local->ops->sched_scan_stop(&local->hw, &sdata->vif); trace_drv_return_int(local, ret); return ret; }

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static inline void drv_sw_scan_start(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, const u8 *mac_addr) { might_sleep(); trace_drv_sw_scan_start(local, sdata, mac_addr); if (local->ops->sw_scan_start) local->ops->sw_scan_start(&local->hw, &sdata->vif, mac_addr); trace_drv_return_void(local); }

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static inline void drv_sw_scan_complete(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata) { might_sleep(); trace_drv_sw_scan_complete(local, sdata); if (local->ops->sw_scan_complete) local->ops->sw_scan_complete(&local->hw, &sdata->vif); trace_drv_return_void(local); }

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static inline int drv_get_stats(struct ieee80211_local *local, struct ieee80211_low_level_stats *stats) { int ret = -EOPNOTSUPP; might_sleep(); if (local->ops->get_stats) ret = local->ops->get_stats(&local->hw, stats); trace_drv_get_stats(local, stats, ret); return ret; }

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static inline void drv_get_key_seq(struct ieee80211_local *local, struct ieee80211_key *key, struct ieee80211_key_seq *seq) { if (local->ops->get_key_seq) local->ops->get_key_seq(&local->hw, &key->conf, seq); trace_drv_get_key_seq(local, &key->conf); }

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static inline int drv_set_frag_threshold(struct ieee80211_local *local, u32 value) { int ret = 0; might_sleep(); trace_drv_set_frag_threshold(local, value); if (local->ops->set_frag_threshold) ret = local->ops->set_frag_threshold(&local->hw, value); trace_drv_return_int(local, ret); return ret; }

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static inline int drv_set_rts_threshold(struct ieee80211_local *local, u32 value) { int ret = 0; might_sleep(); trace_drv_set_rts_threshold(local, value); if (local->ops->set_rts_threshold) ret = local->ops->set_rts_threshold(&local->hw, value); trace_drv_return_int(local, ret); return ret; }

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static inline int drv_set_coverage_class(struct ieee80211_local *local, s16 value) { int ret = 0; might_sleep(); trace_drv_set_coverage_class(local, value); if (local->ops->set_coverage_class) local->ops->set_coverage_class(&local->hw, value); else ret = -EOPNOTSUPP; trace_drv_return_int(local, ret); return ret; }

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static inline void drv_sta_notify(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, enum sta_notify_cmd cmd, struct ieee80211_sta *sta) { sdata = get_bss_sdata(sdata); if (!check_sdata_in_driver(sdata)) return; trace_drv_sta_notify(local, sdata, cmd, sta); if (local->ops->sta_notify) local->ops->sta_notify(&local->hw, &sdata->vif, cmd, sta); trace_drv_return_void(local); }

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static inline int drv_sta_add(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_sta *sta) { int ret = 0; might_sleep(); sdata = get_bss_sdata(sdata); if (!check_sdata_in_driver(sdata)) return -EIO; trace_drv_sta_add(local, sdata, sta); if (local->ops->sta_add) ret = local->ops->sta_add(&local->hw, &sdata->vif, sta); trace_drv_return_int(local, ret); return ret; }

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static inline void drv_sta_remove(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_sta *sta) { might_sleep(); sdata = get_bss_sdata(sdata); if (!check_sdata_in_driver(sdata)) return; trace_drv_sta_remove(local, sdata, sta); if (local->ops->sta_remove) local->ops->sta_remove(&local->hw, &sdata->vif, sta); trace_drv_return_void(local); }

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#ifdef CONFIG_MAC80211_DEBUGFS
static inline void drv_sta_add_debugfs(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_sta *sta, struct dentry *dir) { might_sleep(); sdata = get_bss_sdata(sdata); if (!check_sdata_in_driver(sdata)) return; if (local->ops->sta_add_debugfs) local->ops->sta_add_debugfs(&local->hw, &sdata->vif, sta, dir); }

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static inline void drv_sta_remove_debugfs(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_sta *sta, struct dentry *dir) { might_sleep(); sdata = get_bss_sdata(sdata); check_sdata_in_driver(sdata); if (local->ops->sta_remove_debugfs) local->ops->sta_remove_debugfs(&local->hw, &sdata->vif, sta, dir); }

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#endif
static inline void drv_sta_pre_rcu_remove(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct sta_info *sta) { might_sleep(); sdata = get_bss_sdata(sdata); if (!check_sdata_in_driver(sdata)) return; trace_drv_sta_pre_rcu_remove(local, sdata, &sta->sta); if (local->ops->sta_pre_rcu_remove) local->ops->sta_pre_rcu_remove(&local->hw, &sdata->vif, &sta->sta); trace_drv_return_void(local); }

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__must_check int drv_sta_state(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct sta_info *sta, enum ieee80211_sta_state old_state, enum ieee80211_sta_state new_state); void drv_sta_rc_update(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_sta *sta, u32 changed);
static inline void drv_sta_rate_tbl_update(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_sta *sta) { sdata = get_bss_sdata(sdata); if (!check_sdata_in_driver(sdata)) return; trace_drv_sta_rate_tbl_update(local, sdata, sta); if (local->ops->sta_rate_tbl_update) local->ops->sta_rate_tbl_update(&local->hw, &sdata->vif, sta); trace_drv_return_void(local); }

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static inline void drv_sta_statistics(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, struct ieee80211_sta *sta, struct station_info *sinfo) { sdata = get_bss_sdata(sdata); if (!check_sdata_in_driver(sdata)) return; trace_drv_sta_statistics(local, sdata, sta); if (local->ops->sta_statistics) local->ops->sta_statistics(&local->hw, &sdata->vif, sta, sinfo); trace_drv_return_void(local); }

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int drv_conf_tx(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, u16 ac, const struct ieee80211_tx_queue_params *params); u64 drv_get_tsf(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata); void drv_set_tsf(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, u64 tsf); void drv_reset_tsf(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata);
static inline int drv_tx_last_beacon(struct ieee80211_local *local) { int ret = 0; /* default unsupported op for less congestion */ might_sleep(); trace_drv_tx_last_beacon(local); if (local->ops->tx_last_beacon) ret = local->ops->tx_last_beacon(