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-rw-r--r--drivers/net/wireless/ath/ath9k/mac.c3
-rw-r--r--drivers/net/wireless/ath/ath9k/reg.h4
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c
index 05159584a544..44ea43a143d8 100644
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -569,6 +569,9 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q)
AR_D_MISC_POST_FR_BKOFF_DIS);
}
+ if (AR_SREV_9300_20_OR_LATER(ah))
+ REG_WRITE(ah, AR_Q_DESC_CRCCHK, AR_Q_DESC_CRCCHK_EN);
+
if (qi->tqi_qflags & TXQ_FLAG_TXOKINT_ENABLE)
ah->txok_interrupt_mask |= 1 << q;
else
diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h
index ff8914049c53..d4371a43bdaa 100644
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -478,6 +478,10 @@
#define AR_Q_RDYTIMESHDN 0x0a40
#define AR_Q_RDYTIMESHDN_M 0x000003FF
+/* MAC Descriptor CRC check */
+#define AR_Q_DESC_CRCCHK 0xa44
+/* Enable CRC check on the descriptor fetched from host */
+#define AR_Q_DESC_CRCCHK_EN 1
#define AR_NUM_DCU 10
#define AR_DCU_0 0x0001