--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -1993,8 +1993,8 @@ int ath9k_hw_reset(struct ath_hw *ah, st
- REG_WRITE(ah, AR_OBS, 8);
+@@ -359,13 +359,8 @@ static void ath9k_hw_init_config(struct
- if (ah->config.rx_intr_mitigation) {
-- REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, 500);
-- REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, 2000);
-+ REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, 250);
-+ REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, 500);
- }
+ ah->config.rx_intr_mitigation = true;
- if (ah->config.tx_intr_mitigation) {
+- if (AR_SREV_9300_20_OR_LATER(ah)) {
+- ah->config.rimt_last = 500;
+- ah->config.rimt_first = 2000;
+- } else {
+- ah->config.rimt_last = 250;
+- ah->config.rimt_first = 700;
+- }
++ ah->config.rimt_last = 250;
++ ah->config.rimt_first = 500;
+
+ /*
+ * We need this for PCI devices only (Cardbus, PCI, miniPCI)