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| author | Felix Fietkau <nbd@openwrt.org> | 2013-01-10 14:09:50 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2013-01-10 14:09:50 +0000 |
| commit | 7762ff11355dbbbfbef2d12db1774713a2ff596b (patch) | |
| tree | 26c3be9b782775e1208e28e80cb0ebd020ee32e5 | |
| parent | 885eea184225e2d190f7aa8742ac806034caa9fc (diff) | |
| download | upstream-7762ff11355dbbbfbef2d12db1774713a2ff596b.tar.gz upstream-7762ff11355dbbbfbef2d12db1774713a2ff596b.tar.bz2 upstream-7762ff11355dbbbfbef2d12db1774713a2ff596b.zip | |
ath9k: add some calibration fixes from wireless-testing
SVN-Revision: 35081
| -rw-r--r-- | package/mac80211/patches/300-pending_work.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index b47878b180..0edd4c6ab8 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -987,3 +987,51 @@ return 0; } +--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c +@@ -967,7 +967,7 @@ static bool ar9003_hw_init_cal(struct at + struct ath9k_hw_cal_data *caldata = ah->caldata; + bool txiqcal_done = false, txclcal_done = false; + bool is_reusable = true, status = true; +- bool run_rtt_cal = false, run_agc_cal; ++ bool run_rtt_cal = false, run_agc_cal, sep_iq_cal = false; + bool rtt = !!(ah->caps.hw_caps & ATH9K_HW_CAP_RTT); + u32 agc_ctrl = 0, agc_supp_cals = AR_PHY_AGC_CONTROL_OFFSET_CAL | + AR_PHY_AGC_CONTROL_FLTR_CAL | +@@ -1013,7 +1013,8 @@ static bool ar9003_hw_init_cal(struct at + } + } + +- if (!(ah->enabled_cals & TX_IQ_CAL)) ++ if ((IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan)) || ++ !(ah->enabled_cals & TX_IQ_CAL)) + goto skip_tx_iqcal; + + /* Do Tx IQ Calibration */ +@@ -1033,21 +1034,22 @@ static bool ar9003_hw_init_cal(struct at + REG_CLR_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0, + AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL); + txiqcal_done = run_agc_cal = true; +- goto skip_tx_iqcal; +- } else if (caldata && !caldata->done_txiqcal_once) ++ } else if (caldata && !caldata->done_txiqcal_once) { + run_agc_cal = true; ++ sep_iq_cal = true; ++ } + ++skip_tx_iqcal: + if (ath9k_hw_mci_is_enabled(ah) && IS_CHAN_2GHZ(chan) && run_agc_cal) + ar9003_mci_init_cal_req(ah, &is_reusable); + +- if (!(IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))) { ++ if (sep_iq_cal) { + txiqcal_done = ar9003_hw_tx_iq_cal_run(ah); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); + udelay(5); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + } + +-skip_tx_iqcal: + if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) { + /* Calibrate the AGC */ + REG_WRITE(ah, AR_PHY_AGC_CONTROL, |