Author: adrian
Date: Sat Jan 29 14:36:31 2011
New Revision: 218069
URL: http://svn.freebsd.org/changeset/base/218069
Log:
Avoid writing CCA threshold values for the EXT radios for non-HT40 channels.
Modified:
head/sys/dev/ath/ath_hal/ar5416/ar5416_cal.c
Modified: head/sys/dev/ath/ath_hal/ar5416/ar5416_cal.c
==============================================================================
--- head/sys/dev/ath/ath_hal/ar5416/ar5416_cal.c Sat Jan 29 14:27:20
2011 (r218068)
+++ head/sys/dev/ath/ath_hal/ar5416/ar5416_cal.c Sat Jan 29 14:36:31
2011 (r218069)
@@ -573,6 +573,12 @@ ar5416LoadNF(struct ath_hal *ah, const s
h = AH5416(ah)->ah_cal.nfCalHist;
HALDEBUG(ah, HAL_DEBUG_NFCAL, "CCA: ");
for (i = 0; i < AR5416_NUM_NF_READINGS; i ++) {
+
+ /* Don't write to EXT radio CCA registers */
+ /* XXX this check should really be cleaner! */
+ if (i >= 3 && !IEEE80211_IS_CHAN_HT40(chan))
+ continue;
+
if (chainmask & (1 << i)) {
int16_t nf_val;
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