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driver-ops.h
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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Portions of this file
* Copyright(c) 2016 Intel Deutschland GmbH
* Copyright (C) 2018 - 2019, 2021 - 2023 Intel Corporation
*/
#ifndef __MAC80211_DRIVER_OPS
#define __MAC80211_DRIVER_OPS
#include <net/mac80211.h>
#include "ieee80211_i.h"
#include "trace.h"
#define check_sdata_in_driver(sdata) ({ \
WARN_ONCE(!sdata->local->reconfig_failure && \
!(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); \
!!(sdata->flags & IEEE80211_SDATA_IN_DRIVER); \
})
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;
}
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);
}
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);
}
}
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);
}
}
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);
}
}
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;
}
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;
}
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;
}
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);
}
#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;
}
static inline void drv_vif_cfg_changed(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
u64 changed)
{
might_sleep();
if (!check_sdata_in_driver(sdata))
return;
trace_drv_vif_cfg_changed(local, sdata, changed);
if (local->ops->vif_cfg_changed)
local->ops->vif_cfg_changed(&local->hw, &sdata->vif, changed);
else if (local->ops->bss_info_changed)
local->ops->bss_info_changed(&local->hw, &sdata->vif,
&sdata->vif.bss_conf, changed);
trace_drv_return_void(local);
}
void drv_link_info_changed(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_bss_conf *info,
int link_id, u64 changed);
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;
}
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);
}
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);
}
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;
}
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);
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);
}
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;
}
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);
}
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;
}
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;
}
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);
}
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);
}
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;
}
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);
}
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;
}
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;
}
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;
}
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);
}
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;
}
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);
}
#ifdef CONFIG_MAC80211_DEBUGFS
static inline void drv_link_add_debugfs(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_bss_conf *link_conf,
struct dentry *dir)
{
might_sleep();
sdata = get_bss_sdata(sdata);
if (!check_sdata_in_driver(sdata))
return;
if (local->ops->link_add_debugfs)
local->ops->link_add_debugfs(&local->hw, &sdata->vif,
link_conf, dir);
}
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);
}
static inline void drv_link_sta_add_debugfs(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_link_sta *link_sta,
struct dentry *dir)
{
might_sleep();
sdata = get_bss_sdata(sdata);
if (!check_sdata_in_driver(sdata))
return;
if (local->ops->link_sta_add_debugfs)
local->ops->link_sta_add_debugfs(&local->hw, &sdata->vif,
link_sta, dir);
}
#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);
}
__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);
__must_check
int drv_sta_set_txpwr(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct sta_info *sta);
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);
}
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);
}
int drv_conf_tx(struct ieee80211_local *local,
struct ieee80211_link_data *link, 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_offset_tsf(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
s64 offset);
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(&local->hw);
trace_drv_return_int(local, ret);
return ret;
}
int drv_ampdu_action(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_ampdu_params *params);
static inline int drv_get_survey(struct ieee80211_local *local, int idx,
struct survey_info *survey)
{
int ret = -EOPNOTSUPP;
trace_drv_get_survey(local, idx, survey);
if (local->ops->get_survey)
ret = local->ops->get_survey(&local->hw, idx, survey);
trace_drv_return_int(local, ret);
return ret;
}
static inline void drv_rfkill_poll(struct ieee80211_local *local)
{
might_sleep();
if (local->ops->rfkill_poll)
local->ops->rfkill_poll(&local->hw);
}
static inline void drv_flush(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
u32 queues, bool drop)
{
struct ieee80211_vif *vif = sdata ? &sdata->vif : NULL;
might_sleep();
if (sdata && !check_sdata_in_driver(sdata))
return;
trace_drv_flush(local, queues, drop);
if (local->ops->flush)
local->ops->flush(&local->hw, vif, queues, drop);
trace_drv_return_void(local);
}
static inline void drv_flush_sta(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct sta_info *sta)
{
might_sleep();
if (sdata && !check_sdata_in_driver(sdata))
return;
trace_drv_flush_sta(local, sdata, &sta->sta);
if (local->ops->flush_sta)
local->ops->flush_sta(&local->hw, &sdata->vif, &sta->sta);
trace_drv_return_void(local);
}
static inline void drv_channel_switch(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_channel_switch *ch_switch)
{
might_sleep();
trace_drv_channel_switch(local, sdata, ch_switch);
local->ops->channel_switch(&local->hw, &sdata->vif, ch_switch);
trace_drv_return_void(local);
}
static inline int drv_set_antenna(struct ieee80211_local *local,
u32 tx_ant, u32 rx_ant)
{
int ret = -EOPNOTSUPP;
might_sleep();
if (local->ops->set_antenna)
ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
return ret;
}
static inline int drv_get_antenna(struct ieee80211_local *local,
u32 *tx_ant, u32 *rx_ant)
{
int ret = -EOPNOTSUPP;
might_sleep();
if (local->ops->get_antenna)
ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
return ret;
}
static inline int drv_remain_on_channel(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_channel *chan,
unsigned int duration,
enum ieee80211_roc_type type)
{
int ret;
might_sleep();
trace_drv_remain_on_channel(local, sdata, chan, duration, type);
ret = local->ops->remain_on_channel(&local->hw, &sdata->vif,
chan, duration, type);
trace_drv_return_int(local, ret);
return ret;
}
static inline int
drv_cancel_remain_on_channel(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
{
int ret;
might_sleep();
trace_drv_cancel_remain_on_channel(local, sdata);
ret = local->ops->cancel_remain_on_channel(&local->hw, &sdata->vif);
trace_drv_return_int(local, ret);
return ret;
}
static inline int drv_set_ringparam(struct ieee80211_local *local,
u32 tx, u32 rx)
{
int ret = -ENOTSUPP;
might_sleep();
trace_drv_set_ringparam(local, tx, rx);
if (local->ops->set_ringparam)
ret = local->ops->set_ringparam(&local->hw, tx, rx);
trace_drv_return_int(local, ret);
return ret;
}
static inline void drv_get_ringparam(struct ieee80211_local *local,
u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
{
might_sleep();
trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
if (local->ops->get_ringparam)
local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
trace_drv_return_void(local);
}
static inline bool drv_tx_frames_pending(struct ieee80211_local *local)
{
bool ret = false;
might_sleep();
trace_drv_tx_frames_pending(local);
if (local->ops->tx_frames_pending)
ret = local->ops->tx_frames_pending(&local->hw);
trace_drv_return_bool(local, ret);
return ret;
}
static inline int drv_set_bitrate_mask(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
const struct cfg80211_bitrate_mask *mask)
{
int ret = -EOPNOTSUPP;
might_sleep();
if (!check_sdata_in_driver(sdata))
return -EIO;
trace_drv_set_bitrate_mask(local, sdata, mask);
if (local->ops->set_bitrate_mask)
ret = local->ops->set_bitrate_mask(&local->hw,
&sdata->vif, mask);
trace_drv_return_int(local, ret);
return ret;
}
static inline void drv_set_rekey_data(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct cfg80211_gtk_rekey_data *data)
{
if (!check_sdata_in_driver(sdata))
return;
trace_drv_set_rekey_data(local, sdata, data);
if (local->ops->set_rekey_data)
local->ops->set_rekey_data(&local->hw, &sdata->vif, data);
trace_drv_return_void(local);
}
static inline void drv_event_callback(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
const struct ieee80211_event *event)
{
trace_drv_event_callback(local, sdata, event);
if (local->ops->event_callback)
local->ops->event_callback(&local->hw, &sdata->vif, event);
trace_drv_return_void(local);
}
static inline void
drv_release_buffered_frames(struct ieee80211_local *local,
struct sta_info *sta, u16 tids, int num_frames,
enum ieee80211_frame_release_type reason,
bool more_data)
{
trace_drv_release_buffered_frames(local, &sta->sta, tids, num_frames,
reason, more_data);
if (local->ops->release_buffered_frames)
local->ops->release_buffered_frames(&local->hw, &sta->sta, tids,
num_frames, reason,
more_data);
trace_drv_return_void(local);
}
static inline void
drv_allow_buffered_frames(struct ieee80211_local *local,
struct sta_info *sta, u16 tids, int num_frames,
enum ieee80211_frame_release_type reason,
bool more_data)
{
trace_drv_allow_buffered_frames(local, &sta->sta, tids, num_frames,
reason, more_data);
if (local->ops->allow_buffered_frames)
local->ops->allow_buffered_frames(&local->hw, &sta->sta,
tids, num_frames, reason,
more_data);
trace_drv_return_void(local);
}
static inline void drv_mgd_prepare_tx(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_prep_tx_info *info)
{
might_sleep();
if (!check_sdata_in_driver(sdata))
return;
WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
trace_drv_mgd_prepare_tx(local, sdata, info->duration,
info->subtype, info->success);
if (local->ops->mgd_prepare_tx)
local->ops->mgd_prepare_tx(&local->hw, &sdata->vif, info);
trace_drv_return_void(local);
}
static inline void drv_mgd_complete_tx(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_prep_tx_info *info)
{
might_sleep();
if (!check_sdata_in_driver(sdata))
return;
WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
trace_drv_mgd_complete_tx(local, sdata, info->duration,
info->subtype, info->success);
if (local->ops->mgd_complete_tx)
local->ops->mgd_complete_tx(&local->hw, &sdata->vif, info);
trace_drv_return_void(local);
}
static inline void
drv_mgd_protect_tdls_discover(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
{
might_sleep();
if (!check_sdata_in_driver(sdata))
return;
WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION);
trace_drv_mgd_protect_tdls_discover(local, sdata);
if (local->ops->mgd_protect_tdls_discover)
local->ops->mgd_protect_tdls_discover(&local->hw, &sdata->vif);
trace_drv_return_void(local);
}
static inline int drv_add_chanctx(struct ieee80211_local *local,
struct ieee80211_chanctx *ctx)
{
int ret = -EOPNOTSUPP;
might_sleep();
trace_drv_add_chanctx(local, ctx);
if (local->ops->add_chanctx)
ret = local->ops->add_chanctx(&local->hw, &ctx->conf);
trace_drv_return_int(local, ret);
if (!ret)
ctx->driver_present = true;
return ret;
}
static inline void drv_remove_chanctx(struct ieee80211_local *local,
struct ieee80211_chanctx *ctx)
{
might_sleep();
if (WARN_ON(!ctx->driver_present))
return;
trace_drv_remove_chanctx(local, ctx);
if (local->ops->remove_chanctx)
local->ops->remove_chanctx(&local->hw, &ctx->conf);
trace_drv_return_void(local);
ctx->driver_present = false;
}
static inline void drv_change_chanctx(struct ieee80211_local *local,
struct ieee80211_chanctx *ctx,
u32 changed)
{
might_sleep();
trace_drv_change_chanctx(local, ctx, changed);
if (local->ops->change_chanctx) {
WARN_ON_ONCE(!ctx->driver_present);
local->ops->change_chanctx(&local->hw, &ctx->conf, changed);
}
trace_drv_return_void(local);
}
static inline void drv_verify_link_exists(struct ieee80211_sub_if_data *sdata,
struct ieee80211_bss_conf *link_conf)
{
/* deflink always exists, so need to check only for other links */
if (sdata->deflink.conf != link_conf)
sdata_assert_lock(sdata);
}
int drv_assign_vif_chanctx(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_bss_conf *link_conf,
struct ieee80211_chanctx *ctx);
void drv_unassign_vif_chanctx(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_bss_conf *link_conf,
struct ieee80211_chanctx *ctx);
int drv_switch_vif_chanctx(struct ieee80211_local *local,
struct ieee80211_vif_chanctx_switch *vifs,
int n_vifs, enum ieee80211_chanctx_switch_mode mode);
static inline int drv_start_ap(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_bss_conf *link_conf)
{
int ret = 0;
/* make sure link_conf is protected */
drv_verify_link_exists(sdata, link_conf);
might_sleep();
if (!check_sdata_in_driver(sdata))
return -EIO;
trace_drv_start_ap(local, sdata, link_conf);
if (local->ops->start_ap)
ret = local->ops->start_ap(&local->hw, &sdata->vif, link_conf);
trace_drv_return_int(local, ret);
return ret;
}
static inline void drv_stop_ap(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct ieee80211_bss_conf *link_conf)
{
/* make sure link_conf is protected */
drv_verify_link_exists(sdata, link_conf);
if (!check_sdata_in_driver(sdata))
return;
trace_drv_stop_ap(local, sdata, link_conf);
if (local->ops->stop_ap)
local->ops->stop_ap(&local->hw, &sdata->vif, link_conf);
trace_drv_return_void(local);
}