* [PATCH] ath9k: Fix regression in LNA diversity
@ 2013-09-16 5:57 Sujith Manoharan
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From: Sujith Manoharan @ 2013-09-16 5:57 UTC (permalink / raw)
To: John Linville; +Cc: linux-wireless, stable
From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
The commit "ath9k: Optimize LNA check" tried
to use the "rs_firstaggr" flag to optimize the LNA
combining algorithm when processing subframes in
an A-MPDU. This doesn't appear to work well in practice,
so revert it and use the old method of relying on
"rs_moreaggr".
Cc: stable@vger.kernel.org
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
---
drivers/net/wireless/ath/ath9k/recv.c | 7 -------
1 file changed, 7 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 4ee472a..ab9e3a8 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -1270,13 +1270,6 @@ static void ath9k_antenna_check(struct ath_softc *sc,
return;
/*
- * All MPDUs in an aggregate will use the same LNA
- * as the first MPDU.
- */
- if (rs->rs_isaggr && !rs->rs_firstaggr)
- return;
-
- /*
* Change the default rx antenna if rx diversity
* chooses the other antenna 3 times in a row.
*/
--
1.8.4
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2013-09-16 5:57 [PATCH] ath9k: Fix regression in LNA diversity Sujith Manoharan
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