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authorLuis R. Rodriguez <lrodriguez@atheros.com>2009-01-28 12:17:48 -0800
committerJohn W. Linville <linville@tuxdriver.com>2009-02-09 15:03:36 -0500
commit547e4c2e64d0be5e8491abb49ee6b0f0f8272de1 (patch)
treeb5e7a557dfee6e69c5a02cd6b2fe5d02c94d9eaf
parent8c63c46d58c9dca6d0bfacfb41958c55d9b75ea0 (diff)
ath9k: move check for radar freqs into a helper
This will be used later. Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath9k/regd.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath9k/regd.c b/drivers/net/wireless/ath9k/regd.c
index b84fbe30109..cccec40139c 100644
--- a/drivers/net/wireless/ath9k/regd.c
+++ b/drivers/net/wireless/ath9k/regd.c
@@ -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