On Fri, 2015-01-16 at 11:38 +0100, Janusz Dziedzic wrote:
> Add VHT80/VHT160 support for IBSS.
> Drivers could activate this feature by
> setting NL80211_FEATURE_VHT_IBSS flag.
>
> Signed-off-by: Janusz Dziedzic <janusz.dziedzic@xxxxxxxxx>
> ---
> net/mac80211/ibss.c | 11 +++++++++++
> net/mac80211/ieee80211_i.h | 2 ++
> net/mac80211/util.c | 35 +++++++++++++++++++++++++++++++++++
> 3 files changed, 48 insertions(+)
>
> diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
> index 13b8105..1ffcfab 100644
> --- a/net/mac80211/ibss.c
> +++ b/net/mac80211/ibss.c
> @@ -188,6 +188,15 @@ ieee80211_ibss_build_presp(struct ieee80211_sub_if_data *sdata,
> */
> pos = ieee80211_ie_build_ht_oper(pos, &sband->ht_cap,
> chandef, 0);
> +
> + if (chandef->width != NL80211_CHAN_WIDTH_20 &&
> + chandef->width != NL80211_CHAN_WIDTH_40 &&
> + sband->vht_cap.vht_supported) {
> + pos = ieee80211_ie_build_vht_cap(pos, &sband->vht_cap,
> + sband->vht_cap.cap);
> + pos = ieee80211_ie_build_vht_oper(pos, &sband->vht_cap,
> + chandef);
> + }
> }
>
> if (local->hw.queues >= IEEE80211_NUM_ACS)
> @@ -411,6 +420,8 @@ static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
> cfg80211_chandef_create(&chandef, cbss->channel, chan_type);
> break;
> case NL80211_CHAN_WIDTH_40:
> + case NL80211_CHAN_WIDTH_80:
> + case NL80211_CHAN_WIDTH_160:
> cfg80211_chandef_create(&chandef, cbss->channel,
> NL80211_CHAN_WIDTH_20_NOHT);
> chandef.width = sdata->u.ibss.chandef.width;
Hmm. Must you not get a chandef from cfg80211 so you don't need this
weird roundtrip through chandef_create()?
Anyway this is more of the discussion on patch 1.
johannes
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