From ffc1199122d83d60ad99f9c55df32feb650b7bff Mon Sep 17 00:00:00 2001 From: "Janusz.Dziedzic@tieto.com" Date: Sat, 21 Feb 2015 16:52:39 +0100 Subject: [PATCH] cfg80211: add VHT support for IBSS Add NL80211_EXT_FEATURE_VHT_IBSS flag and VHT support for IBSS. Signed-off-by: Janusz Dziedzic Signed-off-by: Johannes Berg --- include/uapi/linux/nl80211.h | 2 ++ net/wireless/nl80211.c | 14 ++++++++++++-- 2 files changed, 14 insertions(+), 2 deletions(-) diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 2dcf9bba317c..8ee31f108407 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -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, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 9c6e23ede5b2..66666fdf1c8d 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -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; } -- 2.11.0