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ath9k: move check for radar freqs into a helper

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This will be used later.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luis R. Rodriguez 2009-01-28 12:17:48 -08:00 committed by John W. Linville
parent 8c63c46d58
commit 547e4c2e64
1 changed files with 7 additions and 3 deletions
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10
drivers/net/wireless/ath9k/regd.c
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@ -154,6 +154,12 @@ const struct ieee80211_regdomain *ath9k_world_regdomain(struct ath_hal *ah)
}
}
/* Frequency is one where radar detection is required */
static bool ath9k_is_radar_freq(u16 center_freq)
{
return (center_freq >= 5260 && center_freq <= 5700);
}
/* Enable adhoc on 5 GHz if allowed by 11d */
static void ath9k_reg_apply_5ghz_adhoc_flags(struct wiphy *wiphy,
enum reg_set_by setby)
@ -247,9 +253,7 @@ void ath9k_reg_apply_radar_flags(struct wiphy *wiphy)
for (i = 0; i < sband->n_channels; i++) {
ch = &sband->channels[i];
if (ch->center_freq < 5260)
continue;
if (ch->center_freq > 5700)
if (!ath9k_is_radar_freq(ch->center_freq))
continue;
/* We always enable radar detection/DFS on this
* frequency range. Additionally we also apply on