diff options
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-core.c | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl3945-base.c | 3 | ||||
| -rw-r--r-- | include/net/cfg80211.h | 5 | ||||
| -rw-r--r-- | net/wireless/reg.c | 9 | ||||
| -rw-r--r-- | net/wireless/reg.h | 3 |
5 files changed, 18 insertions, 5 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 6ab07165ea2..18b135f510e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -1332,6 +1332,9 @@ int iwl_setup_mac(struct iwl_priv *priv) hw->wiphy->custom_regulatory = true; + /* Firmware does not support this */ + hw->wiphy->disable_beacon_hints = true; + hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX; /* we create the 802.11 header and a zero-length SSID element */ hw->wiphy->max_scan_ie_len = IWL_MAX_PROBE_REQUEST - 24 - 2; diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 2f50ab60bfd..523843369ca 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -3968,6 +3968,9 @@ static int iwl3945_setup_mac(struct iwl_priv *priv) hw->wiphy->custom_regulatory = true; + /* Firmware does not support this */ + hw->wiphy->disable_beacon_hints = true; + hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX_3945; /* we create the 802.11 header and a zero-length SSID element */ hw->wiphy->max_scan_ie_len = IWL_MAX_PROBE_REQUEST - 24 - 2; diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 1a21895b732..d1892d66701 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -979,6 +979,10 @@ struct cfg80211_ops { * channels at a later time. This can be used for devices which do not * have calibration information gauranteed for frequencies or settings * outside of its regulatory domain. + * @disable_beacon_hints: enable this if your driver needs to ensure that + * passive scan flags and beaconing flags may not be lifted by cfg80211 + * due to regulatory beacon hints. For more information on beacon + * hints read the documenation for regulatory_hint_found_beacon() * @reg_notifier: the driver's regulatory notification callback * @regd: the driver's regulatory domain, if one was requested via * the regulatory_hint() API. This can be used by the driver @@ -1004,6 +1008,7 @@ struct wiphy { bool custom_regulatory; bool strict_regulatory; + bool disable_beacon_hints; enum cfg80211_signal_type signal_type; diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 5e14371cda7..75a406d3361 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -1089,17 +1089,18 @@ static void handle_reg_beacon(struct wiphy *wiphy, chan->beacon_found = true; + if (wiphy->disable_beacon_hints) + return; + chan_before.center_freq = chan->center_freq; chan_before.flags = chan->flags; - if ((chan->flags & IEEE80211_CHAN_PASSIVE_SCAN) && - !(chan->orig_flags & IEEE80211_CHAN_PASSIVE_SCAN)) { + if (chan->flags & IEEE80211_CHAN_PASSIVE_SCAN) { chan->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN; channel_changed = true; } - if ((chan->flags & IEEE80211_CHAN_NO_IBSS) && - !(chan->orig_flags & IEEE80211_CHAN_NO_IBSS)) { + if (chan->flags & IEEE80211_CHAN_NO_IBSS) { chan->flags &= ~IEEE80211_CHAN_NO_IBSS; channel_changed = true; } diff --git a/net/wireless/reg.h b/net/wireless/reg.h index e37829a49dc..4e167a8e11b 100644 --- a/net/wireless/reg.h +++ b/net/wireless/reg.h @@ -30,7 +30,8 @@ int set_regdom(const struct ieee80211_regdomain *rd); * non-radar 5 GHz channels. * * Drivers do not need to call this, cfg80211 will do it for after a scan - * on a newly found BSS. + * on a newly found BSS. If you cannot make use of this feature you can + * set the wiphy->disable_beacon_hints to true. */ int regulatory_hint_found_beacon(struct wiphy *wiphy, struct ieee80211_channel *beacon_chan, |