|
|
@@ -0,0 +1,31 @@
|
|
|
+From: Felix Fietkau <[email protected]>
|
|
|
+Date: Sun, 7 Jun 2015 13:53:35 +0200
|
|
|
+Subject: [PATCH] ath9k: force rx_clear when disabling rx
|
|
|
+
|
|
|
+This makes stopping Rx more reliable and should reduce the frequency of
|
|
|
+Rx related DMA stop warnings
|
|
|
+
|
|
|
+Cc: [email protected]
|
|
|
+Signed-off-by: Felix Fietkau <[email protected]>
|
|
|
+---
|
|
|
+
|
|
|
+--- a/drivers/net/wireless/ath/ath9k/mac.c
|
|
|
++++ b/drivers/net/wireless/ath/ath9k/mac.c
|
|
|
+@@ -677,13 +677,15 @@ void ath9k_hw_startpcureceive(struct ath
|
|
|
+
|
|
|
+ ath9k_ani_reset(ah, is_scanning);
|
|
|
+
|
|
|
+- REG_CLR_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT));
|
|
|
++ REG_CLR_BIT(ah, AR_DIAG_SW,
|
|
|
++ AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT | AR_DIAG_FORCE_RX_CLEAR);
|
|
|
+ }
|
|
|
+ EXPORT_SYMBOL(ath9k_hw_startpcureceive);
|
|
|
+
|
|
|
+ void ath9k_hw_abortpcurecv(struct ath_hw *ah)
|
|
|
+ {
|
|
|
+- REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_ABORT | AR_DIAG_RX_DIS);
|
|
|
++ REG_SET_BIT(ah, AR_DIAG_SW,
|
|
|
++ AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT | AR_DIAG_FORCE_RX_CLEAR);
|
|
|
+
|
|
|
+ ath9k_hw_disable_mib_counters(ah);
|
|
|
+ }
|