nl80211: export HT capabilities
This exports the local HT capabilities in nl80211. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -452,17 +452,29 @@ enum nl80211_mpath_info {
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* an array of nested frequency attributes
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* @NL80211_BAND_ATTR_RATES: supported bitrates in this band,
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* an array of nested bitrate attributes
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* @NL80211_BAND_ATTR_HT_MCS_SET: 16-byte attribute containing the MCS set as
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* defined in 802.11n
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* @NL80211_BAND_ATTR_HT_CAPA: HT capabilities, as in the HT information IE
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* @NL80211_BAND_ATTR_HT_AMPDU_FACTOR: A-MPDU factor, as in 11n
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* @NL80211_BAND_ATTR_HT_AMPDU_DENSITY: A-MPDU density, as in 11n
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*/
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enum nl80211_band_attr {
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__NL80211_BAND_ATTR_INVALID,
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NL80211_BAND_ATTR_FREQS,
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NL80211_BAND_ATTR_RATES,
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NL80211_BAND_ATTR_HT_MCS_SET,
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NL80211_BAND_ATTR_HT_CAPA,
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NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
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NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
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/* keep last */
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__NL80211_BAND_ATTR_AFTER_LAST,
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NL80211_BAND_ATTR_MAX = __NL80211_BAND_ATTR_AFTER_LAST - 1
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};
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#define NL80211_BAND_ATTR_HT_CAPA NL80211_BAND_ATTR_HT_CAPA
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/**
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* enum nl80211_frequency_attr - frequency attributes
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* @NL80211_FREQUENCY_ATTR_FREQ: Frequency in MHz
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@ -157,6 +157,19 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
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if (!nl_band)
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goto nla_put_failure;
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/* add HT info */
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if (dev->wiphy.bands[band]->ht_cap.ht_supported) {
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NLA_PUT(msg, NL80211_BAND_ATTR_HT_MCS_SET,
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sizeof(dev->wiphy.bands[band]->ht_cap.mcs),
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&dev->wiphy.bands[band]->ht_cap.mcs);
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NLA_PUT_U16(msg, NL80211_BAND_ATTR_HT_CAPA,
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dev->wiphy.bands[band]->ht_cap.cap);
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NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
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dev->wiphy.bands[band]->ht_cap.ampdu_factor);
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NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
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dev->wiphy.bands[band]->ht_cap.ampdu_density);
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}
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/* add frequencies */
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nl_freqs = nla_nest_start(msg, NL80211_BAND_ATTR_FREQS);
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if (!nl_freqs)
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