From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from bombadil.infradead.org ([18.85.46.34]:33008 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757430Ab0DOVjq (ORCPT ); Thu, 15 Apr 2010 17:39:46 -0400 From: "Luis R. Rodriguez" To: linville@tuxdriver.com Cc: linux-wireless@vger.kernel.org, "Luis R. Rodriguez" Subject: [PATCH v3 86/97] ath9k_hw: enable CRC check of descriptors for AR9003 Date: Thu, 15 Apr 2010 17:39:31 -0400 Message-Id: <1271367582-992-87-git-send-email-lrodriguez@atheros.com> In-Reply-To: <1271367582-992-1-git-send-email-lrodriguez@atheros.com> References: <1271367582-992-1-git-send-email-lrodriguez@atheros.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Enable CRC check on the descriptor fetched from host on AR9003 upon reseting the TX queue. Signed-off-by: Luis R. Rodriguez --- drivers/net/wireless/ath/ath9k/mac.c | 3 +++ drivers/net/wireless/ath/ath9k/reg.h | 4 ++++ 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 0515958..44ea43a 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 ff89140..d4371a4 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 -- 1.6.3.3