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path: root/drivers/net/wireless/ath/ath9k/calib.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/calib.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/calib.c25
1 files changed, 18 insertions, 7 deletions
diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c
index 238a5744d8e9..d5026e4f484b 100644
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -101,9 +101,13 @@ static void ath9k_hw_do_getnf(struct ath_hw *ah,
nf = 0 - ((nf ^ 0x1ff) + 1);
ath_print(common, ATH_DBG_CALIBRATE,
"NF calibrated [ctl] [chain 0] is %d\n", nf);
+
+ if (AR_SREV_9271(ah) && (nf >= -114))
+ nf = -116;
+
nfarray[0] = nf;
- if (!AR_SREV_9285(ah)) {
+ if (!AR_SREV_9285(ah) && !AR_SREV_9271(ah)) {
if (AR_SREV_9280_10_OR_LATER(ah))
nf = MS(REG_READ(ah, AR_PHY_CH1_CCA),
AR9280_PHY_CH1_MINCCA_PWR);
@@ -139,9 +143,13 @@ static void ath9k_hw_do_getnf(struct ath_hw *ah,
nf = 0 - ((nf ^ 0x1ff) + 1);
ath_print(common, ATH_DBG_CALIBRATE,
"NF calibrated [ext] [chain 0] is %d\n", nf);
+
+ if (AR_SREV_9271(ah) && (nf >= -114))
+ nf = -116;
+
nfarray[3] = nf;
- if (!AR_SREV_9285(ah)) {
+ if (!AR_SREV_9285(ah) && !AR_SREV_9271(ah)) {
if (AR_SREV_9280_10_OR_LATER(ah))
nf = MS(REG_READ(ah, AR_PHY_CH1_EXT_CCA),
AR9280_PHY_CH1_EXT_MINCCA_PWR);
@@ -621,7 +629,7 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
u8 chainmask, rx_chain_status;
rx_chain_status = REG_READ(ah, AR_PHY_RX_CHAINMASK);
- if (AR_SREV_9285(ah))
+ if (AR_SREV_9285(ah) || AR_SREV_9271(ah))
chainmask = 0x9;
else if (AR_SREV_9280(ah) || AR_SREV_9287(ah)) {
if ((rx_chain_status & 0x2) || (rx_chain_status & 0x4))
@@ -715,7 +723,7 @@ void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah)
if (AR_SREV_9280(ah))
noise_floor = AR_PHY_CCA_MAX_AR9280_GOOD_VALUE;
- else if (AR_SREV_9285(ah))
+ else if (AR_SREV_9285(ah) || AR_SREV_9271(ah))
noise_floor = AR_PHY_CCA_MAX_AR9285_GOOD_VALUE;
else if (AR_SREV_9287(ah))
noise_floor = AR_PHY_CCA_MAX_AR9287_GOOD_VALUE;
@@ -1051,9 +1059,12 @@ bool ath9k_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan,
/* Do NF cal only at longer intervals */
if (longcal) {
/* Do periodic PAOffset Cal */
- if (AR_SREV_9271(ah))
- ath9k_hw_9271_pa_cal(ah, false);
- else if (AR_SREV_9285_11_OR_LATER(ah)) {
+ if (AR_SREV_9271(ah)) {
+ if (!ah->pacal_info.skipcount)
+ ath9k_hw_9271_pa_cal(ah, false);
+ else
+ ah->pacal_info.skipcount--;
+ } else if (AR_SREV_9285_11_OR_LATER(ah)) {
if (!ah->pacal_info.skipcount)
ath9k_hw_9285_pa_cal(ah, false);
else