mirror of https://gitee.com/openkylin/linux.git
36 lines
923 B
C
36 lines
923 B
C
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/*
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* VHT handling
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/ieee80211.h>
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#include <linux/export.h>
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#include <net/mac80211.h>
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#include "ieee80211_i.h"
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void ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
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struct ieee80211_supported_band *sband,
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struct ieee80211_vht_cap *vht_cap_ie,
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struct ieee80211_sta_vht_cap *vht_cap)
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{
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if (WARN_ON_ONCE(!vht_cap))
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return;
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memset(vht_cap, 0, sizeof(*vht_cap));
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if (!vht_cap_ie || !sband->vht_cap.vht_supported)
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return;
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vht_cap->vht_supported = true;
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vht_cap->cap = le32_to_cpu(vht_cap_ie->vht_cap_info);
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/* Copy peer MCS info, the driver might need them. */
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memcpy(&vht_cap->vht_mcs, &vht_cap_ie->supp_mcs,
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sizeof(struct ieee80211_vht_mcs_info));
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}
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