ath9k_hw: enable CRC check of descriptors for AR9003
authorLuis R. Rodriguez <lrodriguez@atheros.com>
Thu, 15 Apr 2010 21:39:31 +0000 (17:39 -0400)
committerJohn W. Linville <linville@tuxdriver.com>
Fri, 16 Apr 2010 19:43:46 +0000 (15:43 -0400)
Enable CRC check on the descriptor fetched from host on AR9003
upon reseting the TX queue.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/ath/ath9k/mac.c
drivers/net/wireless/ath/ath9k/reg.h

index 05159584a544208c85219fb92d8b77efe79f8c1b..44ea43a143d8abf8f3b5aceb047718cbe3e75423 100644 (file)
@@ -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
index ff8914049c53eb0ca09ce1666f202f7124a5bf08..d4371a43bdaac35a6073a55fccf319c3bbe46043 100644 (file)
 #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