From 7f62a136910f70d9b412f48f764321ff20ce6f38 Mon Sep 17 00:00:00 2001
From: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Date: Thu, 15 Apr 2010 17:39:19 -0400
Subject: [PATCH] ath9k_hw: Configure Tx interrupt mitigation timer
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
drivers/net/wireless/ath/ath9k/hw.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 70162db1323e..d1e68c255dea 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1286,6 +1286,11 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, 2000);
}
+ if (ah->config.tx_intr_mitigation) {
+ REG_RMW_FIELD(ah, AR_TIMT, AR_TIMT_LAST, 300);
+ REG_RMW_FIELD(ah, AR_TIMT, AR_TIMT_FIRST, 750);
+ }
+
ath9k_hw_init_bb(ah, chan);
if (!ath9k_hw_init_cal(ah, chan))
--
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