ath: simplify ath_reg_apply_beaconing_flags()

Simplify ath_reg_apply_beaconing_flags() by making use of
thew new no-ir helper.

Cc: smihir@qti.qualcomm.com
Cc: tushnimb@qca.qualcomm.com
Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 10 insertions, 21 deletions

diff --git a/drivers/net/wireless/ath/regd.c b/drivers/net/wireless/ath/regd.c
index a5cbaca41b7b..817340acfb53 100644
--- a/drivers/net/wireless/ath/regd.c
+++ b/drivers/net/wireless/ath/regd.c
@@ -220,13 +220,11 @@ static void ath_force_no_ir_freq(struct wiphy *wiphy, u16 center_freq)
 }
 
 /*
- * N.B: These exception rules do not apply radar freqs.
+ * These exception rules do not apply radar frequencies.
  *
- * - We enable adhoc (or beaconing) if allowed by 11d
- * - We enable active scan if the channel is allowed by 11d
+ * - We enable initiating radiation if the country IE says its fine:
  * - If no country IE has been processed and a we determine we have
- *   received a beacon on a channel we can enable active scan and
- *   adhoc (or beaconing).
+ *   received a beacon on a channel we can enable initiating radiation.
  */
 static void
 ath_reg_apply_beaconing_flags(struct wiphy *wiphy,
@@ -234,7 +232,6 @@ ath_reg_apply_beaconing_flags(struct wiphy *wiphy,
 {
         enum ieee80211_band band;
         struct ieee80211_supported_band *sband;
-        const struct ieee80211_reg_rule *reg_rule;
         struct ieee80211_channel *ch;
         unsigned int i;
 
@@ -253,21 +250,13 @@ ath_reg_apply_beaconing_flags(struct wiphy *wiphy,
                             (ch->flags & IEEE80211_CHAN_RADAR))
                                 continue;
 
-                        if (initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE) {
-                                reg_rule = freq_reg_info(wiphy, ch->center_freq);
-                                if (IS_ERR(reg_rule))
-                                        continue;
-                                /*
-                                 * If 11d had a rule for this channel ensure
-                                 * we enable adhoc/beaconing if it allows us to
-                                 * use it. Note that we would have disabled it
-                                 * by applying our static world regdomain by
-                                 * default during init, prior to calling our
-                                 * regulatory_hint().
-                                 */
-                                if (!(reg_rule->flags & NL80211_RRF_NO_IR))
-                                        ch->flags &= ~IEEE80211_CHAN_NO_IR;
-                        } else {
+                        /*
+                         * If the country IE says initiating radiation
+                         * is OK we trust that.
+                         */
+                        if (initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE)
+                                ath_force_clear_no_ir_chan(wiphy, ch);
+                        else {
                                 if (ch->beacon_found)
                                         ch->flags &= ~IEEE80211_CHAN_NO_IR;
                         }