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cfg80211: add VHT support for IBSS

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Add NL80211_EXT_FEATURE_VHT_IBSS flag and VHT
support for IBSS.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Janusz.Dziedzic@tieto.com 2015-02-21 16:52:39 +01:00 committed by Johannes Berg
parent 6eb1813764
commit ffc1199122
2 changed files with 14 additions and 2 deletions
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2
include/uapi/linux/nl80211.h
View file

@ -4328,11 +4328,13 @@ enum nl80211_feature_flags {
/**
* enum nl80211_ext_feature_index - bit index of extended features.
* @NL80211_EXT_FEATURE_VHT_IBSS: This driver supports IBSS with VHT datarates.
*
* @NUM_NL80211_EXT_FEATURES: number of extended features.
* @MAX_NL80211_EXT_FEATURES: highest extended feature index.
*/
enum nl80211_ext_feature_index {
NL80211_EXT_FEATURE_VHT_IBSS,
/* add new features before the definition below */
NUM_NL80211_EXT_FEATURES,

14
net/wireless/nl80211.c
View file

@ -7265,8 +7265,18 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
break;
case NL80211_CHAN_WIDTH_20:
case NL80211_CHAN_WIDTH_40:
if (rdev->wiphy.features & NL80211_FEATURE_HT_IBSS)
break;
if (!(rdev->wiphy.features & NL80211_FEATURE_HT_IBSS))
return -EINVAL;
break;
case NL80211_CHAN_WIDTH_80:
case NL80211_CHAN_WIDTH_80P80:
case NL80211_CHAN_WIDTH_160:
if (!(rdev->wiphy.features & NL80211_FEATURE_HT_IBSS))
return -EINVAL;
if (!wiphy_ext_feature_isset(&rdev->wiphy,
NL80211_EXT_FEATURE_VHT_IBSS))
return -EINVAL;
break;
default:
return -EINVAL;
}