projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 818255ea MP |
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 | } |