From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sujith Manoharan Date: Fri, 7 Feb 2014 10:29:50 +0530 Subject: [ath9k-devel] [PATCH 2/7] ath9k: Check explicitly for IQ calibration In-Reply-To: <1391749195-24381-1-git-send-email-sujith@msujith.org> References: <1391749195-24381-1-git-send-email-sujith@msujith.org> Message-ID: <1391749195-24381-3-git-send-email-sujith@msujith.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ath9k-devel@lists.ath9k.org From: Sujith Manoharan In chips like AR955x, the initvals contain the information whether IQ calibration is to be done in the HW when an AGC calibration is triggered. Check if IQ-CAL is enabled in the initvals before flagging 'txiqcal_done' as true. Signed-off-by: Sujith Manoharan --- drivers/net/wireless/ath/ath9k/ar9003_calib.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index 225b758..0ee4250 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -1485,7 +1485,12 @@ static bool ar9003_hw_init_cal_soc(struct ath_hw *ah, * AGC calibration. Specifically, AR9550 in SoC chips. */ if (ah->enabled_cals & TX_IQ_ON_AGC_CAL) { - txiqcal_done = true; + if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0, + AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL)) { + txiqcal_done = true; + } else { + txiqcal_done = false; + } run_agc_cal = true; } else { sep_iq_cal = true; -- 1.8.5.3