Return-path: Received: from bombadil.infradead.org ([18.85.46.34]:49024 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752505AbZBTGFF (ORCPT ); Fri, 20 Feb 2009 01:05:05 -0500 From: "Luis R. Rodriguez" To: linville@tuxdriver.com, johannes@sipsolutions.net, marcel@holtmann.org, kalle.valo@nokia.com, kyle@mcmartin.ca Cc: linux-wireless@vger.kernel.org, "Luis R. Rodriguez" Subject: [PATCH 2/5] cfg80211: enable 5 GHz world roaming channels Date: Fri, 20 Feb 2009 01:04:31 -0500 Message-Id: <1235109874-3966-3-git-send-email-lrodriguez@atheros.com> (sfid-20090220_070511_181102_0A3BF158) In-Reply-To: <1235109874-3966-1-git-send-email-lrodriguez@atheros.com> References: <1235109874-3966-1-git-send-email-lrodriguez@atheros.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: The current static world regulatory domain is too restrictive, we can use some 5 GHz channels world wide so long as they do not touch frequencies which require DFS. The compromise is we must also enforce passive scanning and disallow usage of a mode of operation that beacons: (AP | IBSS | Mesh) Signed-off-by: Luis R. Rodriguez --- net/wireless/reg.c | 13 ++++++++++++- 1 files changed, 12 insertions(+), 1 deletions(-) diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 8f64575..8e86505 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -73,11 +73,22 @@ static spinlock_t reg_requests_lock; /* We keep a static world regulatory domain in case of the absence of CRDA */ static const struct ieee80211_regdomain world_regdom = { - .n_reg_rules = 1, + .n_reg_rules = 3, .alpha2 = "00", .reg_rules = { /* IEEE 802.11b/g, channels 1..11 */ REG_RULE(2412-10, 2462+10, 40, 6, 20, 0), + /* IEEE 802.11a, channel 36..48 */ + REG_RULE(5180-10, 5240+10, 40, 6, 23, + NL80211_RRF_PASSIVE_SCAN | + NL80211_RRF_NO_IBSS), + + /* NB: 5260 MHz - 5700 MHz requies DFS */ + + /* IEEE 802.11a, channel 149..165 */ + REG_RULE(5745-10, 5825+10, 40, 6, 23, + NL80211_RRF_PASSIVE_SCAN | + NL80211_RRF_NO_IBSS), } }; -- 1.6.0.3