Return-path: Received: from gecko.sbs.de ([194.138.37.40]:20283 "EHLO gecko.sbs.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757466Ab3JKMUh (ORCPT ); Fri, 11 Oct 2013 08:20:37 -0400 From: Dennis H Jensen To: linville@tuxdriver.com Cc: linux-wireless@vger.kernel.org, johannes@sipsolutions.net, Dennis H Jensen Subject: [PATCH] cfg80211: fix channel to frequency mapping in 5.9GHz range Date: Fri, 11 Oct 2013 13:59:40 +0200 Message-Id: <1381492780-3068-1-git-send-email-dennis.h.jensen@siemens.com> (sfid-20131011_142127_928295_0B71DA93) Sender: linux-wireless-owner@vger.kernel.org List-ID: Currently the frequencies (5910 - 5980) cannot be used because they are mapped into the 4.9GHz channels; this patch closes that hole. Signed-off-by: Dennis H Jensen --- net/wireless/util.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/net/wireless/util.c b/net/wireless/util.c index 3c8be61..59b763f 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -79,6 +79,8 @@ int ieee80211_channel_to_frequency(int chan, enum ieee80211_band band) case IEEE80211_BAND_5GHZ: if (chan >= 182 && chan <= 196) return 4000 + chan * 5; + else if (chan > 196) + return 5000 + (chan - 15) * 5; else return 5000 + chan * 5; break; @@ -102,6 +104,8 @@ int ieee80211_frequency_to_channel(int freq) return (freq - 2407) / 5; else if (freq >= 4910 && freq <= 4980) return (freq - 4000) / 5; + else if (freq >= 5910) + return (freq - 5000) / 5 + 15; else if (freq <= 45000) /* DMG band lower limit */ return (freq - 5000) / 5; else if (freq >= 58320 && freq <= 64800) -- 1.7.9.5