On Fri, 2016-03-18 at 09:20 +0100, Jose Blanquicet wrote: > Hello, > > SMPS (Spatial multiplexing power save) is a feature proposed in > 802.11n > to reduce power consumption. When device is playing in Access Point > and > 802.11n mode is disable setting disable_ht = 1, the HT Capabilities > (conf->ht_capab) are "cleaned" (Set to zero) in function > wpa_supplicant_conf_ap_ht, but the value 0 does not actually clean > the > capabilities, instead it is being set to use SMPS_STATIC: > > #define HT_CAP_INFO_SMPS_STATIC ((u16) > 0) > #define HT_CAP_INFO_SMPS_DYNAMIC ((u16) BIT(2)) > #define HT_CAP_INFO_SMPS_DISABLED ((u16) (BIT(2) > | BIT(3))) > > Therefore, when the beacons parameters are configured, it results in > an > error because SMPS is set to SMPS_STATIC mode in a non-802.11n > configuration: > > nl80211: Beacon set failed: -22 (Invalid argument) > Hm. Sounds a bit more like nl80211 driver shouldn't have this attribute at all if it's not actually going to do HT? johannes _______________________________________________ Hostap mailing list Hostap@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/hostap
