Return-path: Received: from nbd.name ([46.4.11.11]:58700 "EHLO nbd.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752938Ab1GLBCU (ORCPT ); Mon, 11 Jul 2011 21:02:20 -0400 From: Felix Fietkau To: linux-wireless@vger.kernel.org Cc: linville@tuxdriver.com, ath5k-devel@lists.ath5k.org, mickflemm@gmail.com Subject: [PATCH v3 2/8] ath5k: apply the synth voltage tweak only on AR5112 rev 2 Date: Tue, 12 Jul 2011 09:01:59 +0800 Message-Id: <1310432525-70077-2-git-send-email-nbd@openwrt.org> (sfid-20110712_030231_075566_B0872D0A) In-Reply-To: <1310432525-70077-1-git-send-email-nbd@openwrt.org> References: <1310432525-70077-1-git-send-email-nbd@openwrt.org> Sender: linux-wireless-owner@vger.kernel.org List-ID: Might fix some stability issues on newer chips Signed-off-by: Felix Fietkau Acked-by: Nick Kossifidis --- 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 3f19e31..acf73a0 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