Commit cbbd4a36 authored by Chaitanya Tata's avatar Chaitanya Tata Committed by Kleber Sacilotto de Souza

cfg80211: extend range deviation for DMG

BugLink: https://bugs.launchpad.net/bugs/1822271

[ Upstream commit 93183bdb ]

Recently, DMG frequency bands have been extended till 71GHz, so extend
the range check till 20GHz (45-71GHZ), else some channels will be marked
as disabled.
Signed-off-by: default avatarChaitanya Tata <Chaitanya.Tata@bluwireless.co.uk>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
Signed-off-by: default avatarStefan Bader <stefan.bader@canonical.com>
Acked-by: default avatarJuerg Haefliger <juerg.haefliger@canonical.com>
Signed-off-by: default avatarKleber Sacilotto de Souza <kleber.souza@canonical.com>
parent a9ab4c7e
No related merge requests found
......@@ -780,7 +780,7 @@ static bool reg_does_bw_fit(const struct ieee80211_freq_range *freq_range,
* definitions (the "2.4 GHz band", the "5 GHz band" and the "60GHz band"),
* however it is safe for now to assume that a frequency rule should not be
* part of a frequency's band if the start freq or end freq are off by more
* than 2 GHz for the 2.4 and 5 GHz bands, and by more than 10 GHz for the
* than 2 GHz for the 2.4 and 5 GHz bands, and by more than 20 GHz for the
* 60 GHz band.
* This resolution can be lowered and should be considered as we add
* regulatory rule support for other "bands".
......@@ -795,7 +795,7 @@ static bool freq_in_rule_band(const struct ieee80211_freq_range *freq_range,
* with the Channel starting frequency above 45 GHz.
*/
u32 limit = freq_khz > 45 * ONE_GHZ_IN_KHZ ?
10 * ONE_GHZ_IN_KHZ : 2 * ONE_GHZ_IN_KHZ;
20 * ONE_GHZ_IN_KHZ : 2 * ONE_GHZ_IN_KHZ;
if (abs(freq_khz - freq_range->start_freq_khz) <= limit)
return true;
if (abs(freq_khz - freq_range->end_freq_khz) <= limit)
......
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