From 68ab66f3f00b188f0ff8ad1f7559bdd4b1a51094 Mon Sep 17 00:00:00 2001 From: nbd Date: Fri, 15 Mar 2013 13:58:47 +0000 Subject: ath9k: fix issues with disabling rx/tx antennas git-svn-id: svn://svn.openwrt.org/openwrt/trunk@36035 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/mac80211/patches/300-pending_work.patch | 55 ++++++++++++++++++++++++- 1 file changed, 54 insertions(+), 1 deletion(-) (limited to 'package/mac80211/patches') diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index 9154d55bc..e711ccf0b 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -300,7 +300,7 @@ static void ieee80211_iface_work(struct work_struct *work) { struct ieee80211_sub_if_data *sdata = -@@ -1126,6 +1175,9 @@ static void ieee80211_iface_work(struct +@@ -1126,6 +1175,9 @@ static void ieee80211_iface_work(struct break; ieee80211_mesh_rx_queued_mgmt(sdata, skb); break; @@ -806,3 +806,56 @@ /* time of last status update */ unsigned long stats_update; +--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c +@@ -1023,6 +1023,7 @@ static bool ar9003_hw_init_cal(struct at + AR_PHY_AGC_CONTROL_FLTR_CAL | + AR_PHY_AGC_CONTROL_PKDET_CAL; + ++ /* Use chip chainmask only for calibration */ + ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask); + + if (rtt) { +@@ -1150,6 +1151,9 @@ skip_tx_iqcal: + ar9003_hw_rtt_disable(ah); + } + ++ /* Revert chainmask to runtime parameters */ ++ ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); ++ + /* Initialize list pointers */ + ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; + +--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +@@ -3606,6 +3606,12 @@ static void ar9003_hw_ant_ctrl_apply(str + value = ar9003_hw_ant_ctrl_common_2_get(ah, is2ghz); + REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, AR_SWITCH_TABLE_COM2_ALL, value); + ++ if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) { ++ value = ar9003_hw_ant_ctrl_chain_get(ah, 1, is2ghz); ++ REG_RMW_FIELD(ah, switch_chain_reg[0], ++ AR_SWITCH_TABLE_ALL, value); ++ } ++ + for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) { + if ((ah->rxchainmask & BIT(chain)) || + (ah->txchainmask & BIT(chain))) { +@@ -3772,6 +3778,17 @@ static void ar9003_hw_atten_apply(struct + AR_PHY_EXT_ATTEN_CTL_2, + }; + ++ if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) { ++ value = ar9003_hw_atten_chain_get(ah, 1, chan); ++ REG_RMW_FIELD(ah, ext_atten_reg[0], ++ AR_PHY_EXT_ATTEN_CTL_XATTEN1_DB, value); ++ ++ value = ar9003_hw_atten_chain_get_margin(ah, 1, chan); ++ REG_RMW_FIELD(ah, ext_atten_reg[0], ++ AR_PHY_EXT_ATTEN_CTL_XATTEN1_MARGIN, ++ value); ++ } ++ + /* Test value. if 0 then attenuation is unused. Don't load anything. */ + for (i = 0; i < 3; i++) { + if (ah->txchainmask & BIT(i)) { -- cgit v1.2.3