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From: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
To: <linville@tuxdriver.com>
Cc: <linux-wireless@vger.kernel.org>,
	Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Subject: [PATCH] ath9k_hw: Update CCK spur mitigation for AR9462
Date: Mon, 24 Oct 2011 18:14:39 +0530	[thread overview]
Message-ID: <1319460279-6898-1-git-send-email-rmanohar@qca.qualcomm.com> (raw)

To improve CCK sensitivity for AR9462 chips, performing
spur mitigation at 2440, 2464 frequencies alone is sufficient.

Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
---
 drivers/net/wireless/ath/ath9k/ar9003_phy.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index fe96997..04b060a 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -198,12 +198,14 @@ static void ar9003_hw_spur_mitigate_mrc_cck(struct ath_hw *ah,
 			synth_freq = chan->channel;
 		}
 	} else {
-		range = 10;
+		range = AR_SREV_9462(ah) ? 5 : 10;
 		max_spur_cnts = 4;
 		synth_freq = chan->channel;
 	}
 
 	for (i = 0; i < max_spur_cnts; i++) {
+		if (AR_SREV_9462(ah) && (i == 0 || i == 3))
+			continue;
 		negative = 0;
 		if (AR_SREV_9485(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah))
 			cur_bb_spur = FBIN2FREQ(spur_fbin_ptr[i],
-- 
1.7.7


                 reply	other threads:[~2011-10-24 12:43 UTC|newest]

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