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authorRajkumar Manoharan <rmanoharan@atheros.com>2011-05-20 17:52:15 +0530
committerJohn W. Linville <linville@tuxdriver.com>2011-05-26 15:43:33 -0400
commit1d38c16ce4156f63b45abbd09dd28ca2ef5172b4 (patch)
treea8ca2168580e0b1ce59252729584d12dba72cbea /net/mac80211
parent41e2b05b9598d6bdf91fc20280bfc538d853f769 (diff)
mac80211: stop queues before rate control updation
Stop tx queues before updating rate control to ensure proper rate selection. Otherwise packets can be transmitted in 40 Mhz whereas hw is configured in HT20. Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/mlme.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 4f6b2675e41d..746595597b68 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -232,6 +232,9 @@ static u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata,
WARN_ON(!ieee80211_set_channel_type(local, sdata, channel_type));
}
+ ieee80211_stop_queues_by_reason(&sdata->local->hw,
+ IEEE80211_QUEUE_STOP_REASON_CSA);
+
/* channel_type change automatically detected */
ieee80211_hw_config(local, 0);
@@ -245,6 +248,9 @@ static u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata,
rcu_read_unlock();
}
+ ieee80211_wake_queues_by_reason(&sdata->local->hw,
+ IEEE80211_QUEUE_STOP_REASON_CSA);
+
ht_opmode = le16_to_cpu(hti->operation_mode);
/* if bss configuration changed store the new one */

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