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authorJouni Malinen <j@w1.fi>2008-10-30 16:59:22 +0200
committerJohn W. Linville <linville@tuxdriver.com>2008-11-10 15:17:39 -0500
commit90c97a040d6b08cc4890328aa262fdc37336ab01 (patch)
treed152a2edcb55d2d7b0428721341f7b271ffe39f8 /net/mac80211
parentfe63bfa3669dbdd4985ed35d9a0ed08881f62516 (diff)
downloadlinux-90c97a040d6b08cc4890328aa262fdc37336ab01.tar.gz
nl80211: Add basic rate configuration for AP mode
Add a new attribute, NL80211_ATTR_BSS_BASIC_RATES, that can be used with
NL80211_CMD_SET_BSS for userspace (e.g., hostapd) to set which rates are
in the basic rate set.

Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/cfg.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 91f56a48e2b4..442a4d7b1808 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1046,6 +1046,24 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
 		changed |= BSS_CHANGED_ERP_SLOT;
 	}
 
+	if (params->basic_rates) {
+		int i, j;
+		u32 rates = 0;
+		struct ieee80211_local *local = wiphy_priv(wiphy);
+		struct ieee80211_supported_band *sband =
+			wiphy->bands[local->oper_channel->band];
+
+		for (i = 0; i < params->basic_rates_len; i++) {
+			int rate = (params->basic_rates[i] & 0x7f) * 5;
+			for (j = 0; j < sband->n_bitrates; j++) {
+				if (sband->bitrates[j].bitrate == rate)
+					rates |= BIT(j);
+			}
+		}
+		sdata->vif.bss_conf.basic_rates = rates;
+		changed |= BSS_CHANGED_BASIC_RATES;
+	}
+
 	ieee80211_bss_info_change_notify(sdata, changed);
 
 	return 0;