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From: Felix Fietkau <nbd@openwrt.org>
To: linux-wireless@vger.kernel.org
Cc: linville@tuxdriver.com, ath5k-devel@lists.ath5k.org, mickflemm@gmail.com
Subject: [PATCH v2 2/8] ath5k: apply the synth voltage tweak only on AR5112 rev 2
Date: Tue,  5 Jul 2011 10:11:18 +0700	[thread overview]
Message-ID: <1309835484-26653-2-git-send-email-nbd@openwrt.org> (raw)
In-Reply-To: <1309835484-26653-1-git-send-email-nbd@openwrt.org>

Might fix some stability issues on newer chips

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Acked-by: Nick Kossifidis <mickflemm@gmail.com>
---
 drivers/net/wireless/ath/ath5k/phy.c |   19 +++++++++++--------
 1 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index d0bfcad..a28ef9e 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -970,17 +970,20 @@ static int ath5k_hw_rfregs_init(struct ath5k_hw *ah,
 			}
 
 			/* Lower synth voltage on Rev 2 */
-			ath5k_hw_rfb_op(ah, rf_regs, 2,
-					AR5K_RF_HIGH_VC_CP, true);
+			if (ah->ah_radio == AR5K_RF5112 &&
+			    (ah->ah_radio_5ghz_revision & AR5K_SREV_REV) > 0) {
+				ath5k_hw_rfb_op(ah, rf_regs, 2,
+						AR5K_RF_HIGH_VC_CP, true);
 
-			ath5k_hw_rfb_op(ah, rf_regs, 2,
-					AR5K_RF_MID_VC_CP, true);
+				ath5k_hw_rfb_op(ah, rf_regs, 2,
+						AR5K_RF_MID_VC_CP, true);
 
-			ath5k_hw_rfb_op(ah, rf_regs, 2,
-					AR5K_RF_LOW_VC_CP, true);
+				ath5k_hw_rfb_op(ah, rf_regs, 2,
+						AR5K_RF_LOW_VC_CP, true);
 
-			ath5k_hw_rfb_op(ah, rf_regs, 2,
-					AR5K_RF_PUSH_UP, true);
+				ath5k_hw_rfb_op(ah, rf_regs, 2,
+						AR5K_RF_PUSH_UP, true);
+			}
 
 			/* Decrease power consumption on 5213+ BaseBand */
 			if (ah->ah_phy_revision >= AR5K_SREV_PHY_5212A) {
-- 
1.7.3.2


  reply	other threads:[~2011-07-05  3:11 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-05  3:11 [PATCH v2 1/8] ath5k: add missing checks for rfgain probe Felix Fietkau
2011-07-05  3:11 ` Felix Fietkau [this message]
2011-07-05  3:11   ` [PATCH v2 3/8] ath5k: fix reference clock frequency for spur mitigation on AR2413 Felix Fietkau
2011-07-05  3:11     ` [PATCH v2 4/8] ath5k: initialize common->clockrate Felix Fietkau
2011-07-05  3:11       ` [PATCH v2 5/8] ath5k: delay full calibration after reset Felix Fietkau
2011-07-05  3:11         ` [PATCH v2 6/8] ath5k: fix reference clock usec duration setting restore Felix Fietkau
2011-07-05  3:11           ` [PATCH v2 7/8] ath5k: disable 32KHz sleep clock operation by default Felix Fietkau
2011-07-05  3:11             ` [PATCH v2 8/8] ath5k: do not call ieee80211_stop_queue for queues not managed by mac80211 Felix Fietkau
2011-07-11 21:26             ` [PATCH v2 7/8] ath5k: disable 32KHz sleep clock operation by default Nick Kossifidis
2011-07-05  4:46 ` [PATCH v2 1/8] ath5k: add missing checks for rfgain probe Nick Kossifidis
2011-07-05  4:48   ` Felix Fietkau
2011-07-11 18:37     ` John W. Linville

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