From e16751c3178add97c4f83dcf92e59b536537b22f Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 11 Sep 2008 00:01:53 +0200 Subject: mac80211: move ieee80211_set_freq to utils It really doesn't belong into the wireless extensions code. Signed-off-by: Johannes Berg Signed-off-by: John W. Linville --- net/mac80211/util.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) (limited to 'net/mac80211/util.c') diff --git a/net/mac80211/util.c b/net/mac80211/util.c index c3a22ab2ad2..cf0b820a0ea 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -612,3 +612,31 @@ void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, dev_queue_xmit(skb); } + +int ieee80211_set_freq(struct ieee80211_sub_if_data *sdata, int freqMHz) +{ + int ret = -EINVAL; + struct ieee80211_channel *chan; + struct ieee80211_local *local = sdata->local; + + chan = ieee80211_get_channel(local->hw.wiphy, freqMHz); + + if (chan && !(chan->flags & IEEE80211_CHAN_DISABLED)) { + if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS && + chan->flags & IEEE80211_CHAN_NO_IBSS) { + printk(KERN_DEBUG "%s: IBSS not allowed on frequency " + "%d MHz\n", sdata->dev->name, chan->center_freq); + return ret; + } + local->oper_channel = chan; + + if (local->sta_sw_scanning || local->sta_hw_scanning) + ret = 0; + else + ret = ieee80211_hw_config(local); + + rate_control_clear(local); + } + + return ret; +} -- cgit v1.2.3