diff options
Diffstat (limited to 'net/mac80211/mlme.c')
| -rw-r--r-- | net/mac80211/mlme.c | 85 |
1 files changed, 21 insertions, 64 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 56ef9a8e151c..ded4b976bb48 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -20,7 +20,6 @@ #include <linux/etherdevice.h> #include <linux/moduleparam.h> #include <linux/rtnetlink.h> -#include <linux/pm_qos.h> #include <linux/crc32.h> #include <linux/slab.h> #include <linux/export.h> @@ -1476,7 +1475,7 @@ static bool ieee80211_powersave_allowed(struct ieee80211_sub_if_data *sdata) } /* need to hold RTNL or interface lock */ -void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency) +void ieee80211_recalc_ps(struct ieee80211_local *local) { struct ieee80211_sub_if_data *sdata, *found = NULL; int count = 0; @@ -1505,48 +1504,23 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency) } if (count == 1 && ieee80211_powersave_allowed(found)) { + u8 dtimper = found->u.mgd.dtim_period; s32 beaconint_us; - if (latency < 0) - latency = pm_qos_request(PM_QOS_NETWORK_LATENCY); - beaconint_us = ieee80211_tu_to_usec( found->vif.bss_conf.beacon_int); timeout = local->dynamic_ps_forced_timeout; - if (timeout < 0) { - /* - * Go to full PSM if the user configures a very low - * latency requirement. - * The 2000 second value is there for compatibility - * until the PM_QOS_NETWORK_LATENCY is configured - * with real values. - */ - if (latency > (1900 * USEC_PER_MSEC) && - latency != (2000 * USEC_PER_SEC)) - timeout = 0; - else - timeout = 100; - } + if (timeout < 0) + timeout = 100; local->hw.conf.dynamic_ps_timeout = timeout; - if (beaconint_us > latency) { - local->ps_sdata = NULL; - } else { - int maxslp = 1; - u8 dtimper = found->u.mgd.dtim_period; - - /* If the TIM IE is invalid, pretend the value is 1 */ - if (!dtimper) - dtimper = 1; - else if (dtimper > 1) - maxslp = min_t(int, dtimper, - latency / beaconint_us); - - local->hw.conf.max_sleep_period = maxslp; - local->hw.conf.ps_dtim_period = dtimper; - local->ps_sdata = found; - } + /* If the TIM IE is invalid, pretend the value is 1 */ + if (!dtimper) + dtimper = 1; + + local->hw.conf.ps_dtim_period = dtimper; + local->ps_sdata = found; } else { local->ps_sdata = NULL; } @@ -1997,7 +1971,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, ieee80211_bss_info_change_notify(sdata, bss_info_changed); mutex_lock(&local->iflist_mtx); - ieee80211_recalc_ps(local, -1); + ieee80211_recalc_ps(local); mutex_unlock(&local->iflist_mtx); ieee80211_recalc_smps(sdata); @@ -2165,7 +2139,7 @@ static void ieee80211_reset_ap_probe(struct ieee80211_sub_if_data *sdata) __ieee80211_stop_poll(sdata); mutex_lock(&local->iflist_mtx); - ieee80211_recalc_ps(local, -1); + ieee80211_recalc_ps(local); mutex_unlock(&local->iflist_mtx); if (ieee80211_hw_check(&sdata->local->hw, CONNECTION_MONITOR)) @@ -2341,7 +2315,7 @@ static void ieee80211_mgd_probe_ap(struct ieee80211_sub_if_data *sdata, goto out; mutex_lock(&sdata->local->iflist_mtx); - ieee80211_recalc_ps(sdata->local, -1); + ieee80211_recalc_ps(sdata->local); mutex_unlock(&sdata->local->iflist_mtx); ifmgd->probe_send_count = 0; @@ -2446,15 +2420,9 @@ static void ieee80211_beacon_connection_loss_work(struct work_struct *work) container_of(work, struct ieee80211_sub_if_data, u.mgd.beacon_connection_loss_work); struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - struct sta_info *sta; - if (ifmgd->associated) { - rcu_read_lock(); - sta = sta_info_get(sdata, ifmgd->bssid); - if (sta) - sta->beacon_loss_count++; - rcu_read_unlock(); - } + if (ifmgd->associated) + ifmgd->beacon_loss_count++; if (ifmgd->connection_loss) { sdata_info(sdata, "Connection to AP %pM lost\n", @@ -3044,8 +3012,12 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, rate_control_rate_init(sta); - if (ifmgd->flags & IEEE80211_STA_MFP_ENABLED) + if (ifmgd->flags & IEEE80211_STA_MFP_ENABLED) { set_sta_flag(sta, WLAN_STA_MFP); + sta->sta.mfp = true; + } else { + sta->sta.mfp = false; + } sta->sta.wme = elems.wmm_param && local->hw.queues >= IEEE80211_NUM_ACS; @@ -3544,7 +3516,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, ifmgd->have_beacon = true; mutex_lock(&local->iflist_mtx); - ieee80211_recalc_ps(local, -1); + ieee80211_recalc_ps(local); mutex_unlock(&local->iflist_mtx); ieee80211_recalc_ps_vif(sdata); @@ -4148,21 +4120,6 @@ void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local) rcu_read_unlock(); } -int ieee80211_max_network_latency(struct notifier_block *nb, - unsigned long data, void *dummy) -{ - s32 latency_usec = (s32) data; - struct ieee80211_local *local = - container_of(nb, struct ieee80211_local, - network_latency_notifier); - - mutex_lock(&local->iflist_mtx); - ieee80211_recalc_ps(local, latency_usec); - mutex_unlock(&local->iflist_mtx); - - return NOTIFY_OK; -} - static u8 ieee80211_ht_vht_rx_chains(struct ieee80211_sub_if_data *sdata, struct cfg80211_bss *cbss) { |