1 /* 2 * VHT handling 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 */ 8 9 #include <linux/ieee80211.h> 10 #include <linux/export.h> 11 #include <net/mac80211.h> 12 #include "ieee80211_i.h" 13 14 15 void ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, 16 struct ieee80211_supported_band *sband, 17 struct ieee80211_vht_cap *vht_cap_ie, 18 struct ieee80211_sta_vht_cap *vht_cap) 19 { 20 if (WARN_ON_ONCE(!vht_cap)) 21 return; 22 23 memset(vht_cap, 0, sizeof(*vht_cap)); 24 25 if (!vht_cap_ie || !sband->vht_cap.vht_supported) 26 return; 27 28 vht_cap->vht_supported = true; 29 30 vht_cap->cap = le32_to_cpu(vht_cap_ie->vht_cap_info); 31 32 /* Copy peer MCS info, the driver might need them. */ 33 memcpy(&vht_cap->vht_mcs, &vht_cap_ie->supp_mcs, 34 sizeof(struct ieee80211_vht_mcs_info)); 35 } 36