Return-path: Received: from mga02.intel.com ([134.134.136.20]:5806 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752216AbaAOPvF (ORCPT ); Wed, 15 Jan 2014 10:51:05 -0500 From: Ilan Peer To: linux-wireless@vger.kernel.org Cc: mcgrof@do-not-panic.com, wireless-regdb@lists.infradead.org, Ilan Peer Subject: [PATCH v2 6/6] mac80211: Enable initiating radiation on indoor channels Date: Wed, 15 Jan 2014 17:52:42 +0200 Message-Id: <1389801162-14488-7-git-send-email-ilan.peer@intel.com> (sfid-20140115_165114_535304_E7A3BC84) In-Reply-To: <1389801162-14488-1-git-send-email-ilan.peer@intel.com> References: <1389801162-14488-1-git-send-email-ilan.peer@intel.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Allow active scanning and frame injection on channels marked with IEEE80211_CHAN_NO_IR iff the channel is also marked with IEEE80211_CHAN_INDOOR_ONLY and the wireless core thinks that it operates in an indoor environment. Signed-off-by: Ilan Peer --- net/mac80211/scan.c | 8 +++----- net/mac80211/tx.c | 2 +- 2 files changed, 4 insertions(+), 6 deletions(-) diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index 4d73c46..fd4f58a 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -525,8 +525,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, /* We need to ensure power level is at max for scanning. */ ieee80211_hw_config(local, 0); - if ((req->channels[0]->flags & - IEEE80211_CHAN_NO_IR) || + if (!regulatory_ir_allowed(req->channels[0]) || !local->scan_req->n_ssids) { next_delay = IEEE80211_PASSIVE_CHANNEL_TIME; } else { @@ -572,7 +571,7 @@ ieee80211_scan_get_channel_time(struct ieee80211_channel *chan) * TODO: channel switching also consumes quite some time, * add that delay as well to get a better estimation */ - if (chan->flags & IEEE80211_CHAN_NO_IR) + if (!regulatory_ir_allowed(chan)) return IEEE80211_PASSIVE_CHANNEL_TIME; return IEEE80211_PROBE_DELAY + IEEE80211_CHANNEL_TIME; } @@ -696,8 +695,7 @@ static void ieee80211_scan_state_set_channel(struct ieee80211_local *local, * * In any case, it is not necessary for a passive scan. */ - if (chan->flags & IEEE80211_CHAN_NO_IR || - !local->scan_req->n_ssids) { + if (!regulatory_ir_allowed(chan) || !local->scan_req->n_ssids) { *next_delay = IEEE80211_PASSIVE_CHANNEL_TIME; local->next_scan_state = SCAN_DECISION; return; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 6d59e21..596caa8 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1727,7 +1727,7 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, * radar detection by itself. We can do that later by adding a * monitor flag interfaces used for AP support. */ - if ((chan->flags & (IEEE80211_CHAN_NO_IR | IEEE80211_CHAN_RADAR))) + if (!regulatory_ir_allowed(chan) || chan->flags & IEEE80211_CHAN_RADAR) goto fail_rcu; ieee80211_xmit(sdata, skb, chan->band); -- 1.7.10.4