Author: adrian
Date: Sat May 23 08:02:54 2015
New Revision: 283309
URL: https://svnweb.freebsd.org/changeset/base/283309
Log:
Add support for the tuning cap for Hornet/AR9331 boards.
This dramatically improves RX sensitivity and behaviour on the
AR9331 hardware I have, including the Carambola 2.
Tested:
* AR9331, Carambola 2 board
Submitted by: Zilvinas Valinskas <zilvinas.valins...@gmail.com>
Modified:
head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_eeprom.c
Modified: head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_eeprom.c
==============================================================================
--- head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_eeprom.c Sat May 23
01:17:50 2015 (r283308)
+++ head/sys/contrib/dev/ath/ath_hal/ar9300/ar9300_eeprom.c Sat May 23
08:02:54 2015 (r283309)
@@ -4476,8 +4476,16 @@ HAL_BOOL ar9300_tuning_caps_apply(struct
if ((eep->base_eep_header.feature_enable & 0x40) >> 6) {
tuning_caps_params &= 0x7f;
- if (AR_SREV_HORNET(ah) || AR_SREV_POSEIDON(ah) || AR_SREV_WASP(ah)) {
+ /* XXX TODO: ath9k skips it for Wasp and Honeybee/AR9531, not Poseidon
*/
+ if (AR_SREV_POSEIDON(ah) || AR_SREV_WASP(ah)) {
return AH_TRUE;
+ } else if (AR_SREV_HORNET(ah)) {
+ OS_REG_RMW_FIELD(ah,
+ AR_HORNET_CH0_XTAL, AR_OSPREY_CHO_XTAL_CAPINDAC,
+ tuning_caps_params);
+ OS_REG_RMW_FIELD(ah,
+ AR_HORNET_CH0_XTAL, AR_OSPREY_CHO_XTAL_CAPOUTDAC,
+ tuning_caps_params);
} else if (AR_SREV_SCORPION(ah)) {
OS_REG_RMW_FIELD(ah,
AR_SCORPION_CH0_XTAL, AR_OSPREY_CHO_XTAL_CAPINDAC,
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