From 657c3e0c4147bb3d3fdd338e32b83b968b0f9d02 Mon Sep 17 00:00:00 2001 From: Ashok Nagarajan Date: Mon, 2 Apr 2012 21:21:20 -0700 Subject: mac80211: Indicate basic rates when adding rate IEs Basic rates are added with supported rates IE and extended supported rates IE. Signed-off-by: Ashok Nagarajan Signed-off-by: Thomas Pedersen Signed-off-by: John W. Linville --- net/mac80211/util.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) (limited to 'net/mac80211/util.c') diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 471a831066dd..468a18ea1f1b 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1683,13 +1683,15 @@ ieee80211_ht_oper_to_channel_type(struct ieee80211_ht_operation *ht_oper) return channel_type; } -int ieee80211_add_srates_ie(struct ieee80211_vif *vif, struct sk_buff *skb) +int ieee80211_add_srates_ie(struct ieee80211_vif *vif, + struct sk_buff *skb, bool need_basic) { struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); struct ieee80211_local *local = sdata->local; struct ieee80211_supported_band *sband; int rate; u8 i, rates, *pos; + u32 basic_rates = vif->bss_conf.basic_rates; sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; rates = sband->n_bitrates; @@ -1703,20 +1705,25 @@ int ieee80211_add_srates_ie(struct ieee80211_vif *vif, struct sk_buff *skb) *pos++ = WLAN_EID_SUPP_RATES; *pos++ = rates; for (i = 0; i < rates; i++) { + u8 basic = 0; + if (need_basic && basic_rates & BIT(i)) + basic = 0x80; rate = sband->bitrates[i].bitrate; - *pos++ = (u8) (rate / 5); + *pos++ = basic | (u8) (rate / 5); } return 0; } -int ieee80211_add_ext_srates_ie(struct ieee80211_vif *vif, struct sk_buff *skb) +int ieee80211_add_ext_srates_ie(struct ieee80211_vif *vif, + struct sk_buff *skb, bool need_basic) { struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); struct ieee80211_local *local = sdata->local; struct ieee80211_supported_band *sband; int rate; u8 i, exrates, *pos; + u32 basic_rates = vif->bss_conf.basic_rates; sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; exrates = sband->n_bitrates; @@ -1733,8 +1740,11 @@ int ieee80211_add_ext_srates_ie(struct ieee80211_vif *vif, struct sk_buff *skb) *pos++ = WLAN_EID_EXT_SUPP_RATES; *pos++ = exrates; for (i = 8; i < sband->n_bitrates; i++) { + u8 basic = 0; + if (need_basic && basic_rates & BIT(i)) + basic = 0x80; rate = sband->bitrates[i].bitrate; - *pos++ = (u8) (rate / 5); + *pos++ = basic | (u8) (rate / 5); } } return 0; -- cgit v1.2.3