mr/openwrt
2
0
Fork 1
Code Issues 7 Pull Requests Releases Wiki Activity

ath9k: fix issues with disabling rx/tx antennas

Browse Source 
SVN-Revision: 36035
This commit is contained in:
Felix Fietkau 2013-03-15 13:58:47 +00:00
parent 84069f8534
commit cf7abda745
1 changed files with 54 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

53
package/mac80211/patches/300-pending_work.patch
View File

@ -806,3 +806,56 @@
/* time of last status update */ /* time of last status update */
unsigned long stats_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)) {