cfg80211: Dynamic channel bandwidth changes in AP mode

This extends NL80211_CMD_SET_CHANNEL to allow dynamic channel bandwidth
changes in AP mode (including P2P GO) during a lifetime of the BSS. This
can be used to implement, e.g., HT 20/40 MHz co-existence rules on the
2.4 GHz band.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Jouni Malinen
2014-04-28 11:22:08 +03:00
committed by Johannes Berg
parent b205786e38
commit e16821bcfb
5 changed files with 71 additions and 12 deletions

View File

@@ -3929,6 +3929,9 @@ enum nl80211_ap_sme_features {
* interface. An active monitor interface behaves like a normal monitor
* interface, but gets added to the driver. It ensures that incoming
* unicast packets directed at the configured interface address get ACKed.
* @NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE: This driver supports dynamic
* channel bandwidth change (e.g., HT 20 <-> 40 MHz channel) during the
* lifetime of a BSS.
*/
enum nl80211_feature_flags {
NL80211_FEATURE_SK_TX_STATUS = 1 << 0,
@@ -3949,6 +3952,7 @@ enum nl80211_feature_flags {
NL80211_FEATURE_FULL_AP_CLIENT_STATE = 1 << 15,
NL80211_FEATURE_USERSPACE_MPM = 1 << 16,
NL80211_FEATURE_ACTIVE_MONITOR = 1 << 17,
NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE = 1 << 18,
};
/**