diff options
| -rw-r--r-- | include/net/wireless.h | 7 | ||||
| -rw-r--r-- | net/wireless/reg.c | 13 |
2 files changed, 19 insertions, 1 deletions
diff --git a/include/net/wireless.h b/include/net/wireless.h index c85fa0ea5c5..21c5d966142 100644 --- a/include/net/wireless.h +++ b/include/net/wireless.h @@ -181,6 +181,11 @@ struct ieee80211_supported_band { * struct wiphy - wireless hardware description * @idx: the wiphy index assigned to this item * @class_dev: the class device representing /sys/class/ieee80211/<wiphy-name> + * @fw_handles_regulatory: tells us the firmware for this device + * has its own regulatory solution and cannot identify the + * ISO / IEC 3166 alpha2 it belongs to. When this is enabled + * we will disregard the first regulatory hint (when the + * initiator is %REGDOM_SET_BY_CORE). * @reg_notifier: the driver's regulatory notification callback */ struct wiphy { @@ -192,6 +197,8 @@ struct wiphy { /* Supported interface modes, OR together BIT(NL80211_IFTYPE_...) */ u16 interface_modes; + bool fw_handles_regulatory; + /* If multiple wiphys are registered and you're handed e.g. * a regular netdev with assigned ieee80211_ptr, you won't * know whether it points to a wiphy your driver has registered diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 4dab993ea48..0990059f7e4 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -816,12 +816,23 @@ static void handle_band(struct ieee80211_supported_band *sband) handle_channel(&sband->channels[i]); } +static bool ignore_reg_update(struct wiphy *wiphy, enum reg_set_by setby) +{ + if (!last_request) + return true; + if (setby == REGDOM_SET_BY_CORE && + wiphy->fw_handles_regulatory) + return true; + return false; +} + static void update_all_wiphy_regulatory(enum reg_set_by setby) { struct cfg80211_registered_device *drv; list_for_each_entry(drv, &cfg80211_drv_list, list) - wiphy_update_regulatory(&drv->wiphy, setby); + if (!ignore_reg_update(&drv->wiphy, setby)) + wiphy_update_regulatory(&drv->wiphy, setby); } void wiphy_update_regulatory(struct wiphy *wiphy, enum reg_set_by setby) |