From c77311f68937d37c4789b1e06a327c1aa0e4a1db Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 12 Jun 2014 11:41:12 +0000 Subject: [PATCH] ath9k: fix initial noise floor calibration on older chips Signed-off-by: Felix Fietkau SVN-Revision: 41156 --- .../patches/567-ath9k_fix_init_nfcal.patch | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 package/kernel/mac80211/patches/567-ath9k_fix_init_nfcal.patch diff --git a/package/kernel/mac80211/patches/567-ath9k_fix_init_nfcal.patch b/package/kernel/mac80211/patches/567-ath9k_fix_init_nfcal.patch new file mode 100644 index 0000000000..8a4be73ea1 --- /dev/null +++ b/package/kernel/mac80211/patches/567-ath9k_fix_init_nfcal.patch @@ -0,0 +1,25 @@ +--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c ++++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c +@@ -854,6 +854,7 @@ static bool ar9002_hw_init_cal(struct at + + /* Do PA Calibration */ + ar9002_hw_pa_cal(ah, true); ++ ath9k_hw_start_nfcal(ah, true); + + if (ah->caldata) + set_bit(NFCAL_PENDING, &ah->caldata->cal_flags); +--- a/drivers/net/wireless/ath/ath9k/hw.c ++++ b/drivers/net/wireless/ath/ath9k/hw.c +@@ -1969,8 +1969,10 @@ int ath9k_hw_reset(struct ath_hw *ah, st + if (ath9k_hw_mci_is_enabled(ah)) + ar9003_mci_check_bt(ah); + +- ath9k_hw_loadnf(ah, chan); +- ath9k_hw_start_nfcal(ah, true); ++ if (AR_SREV_9300_20_OR_LATER(ah)) { ++ ath9k_hw_loadnf(ah, chan); ++ ath9k_hw_start_nfcal(ah, true); ++ } + + if (AR_SREV_9300_20_OR_LATER(ah)) + ar9003_hw_bb_watchdog_config(ah); -- 2.25.1