aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/wireless/ath/ath9k/calib.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/calib.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/calib.c57
1 files changed, 25 insertions, 32 deletions
diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c
index 5e522e47394..278365b8a89 100644
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -63,13 +63,13 @@ static s16 ath9k_hw_get_default_nf(struct ath_hw *ah,
return ath9k_hw_get_nf_limits(ah, chan)->nominal;
}
-s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan)
+s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan,
+ s16 nf)
{
s8 noise = ATH_DEFAULT_NOISE_FLOOR;
- if (chan && chan->noisefloor) {
- s8 delta = chan->noisefloor -
- ATH9K_NF_CAL_NOISE_THRESH -
+ if (nf) {
+ s8 delta = nf - ATH9K_NF_CAL_NOISE_THRESH -
ath9k_hw_get_default_nf(ah, chan);
if (delta > 0)
noise += delta;
@@ -116,10 +116,10 @@ static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah,
if (h[i].privNF > limit->max) {
high_nf_mid = true;
- ath_dbg(common, ATH_DBG_CALIBRATE,
+ ath_dbg(common, CALIBRATE,
"NFmid[%d] (%d) > MAX (%d), %s\n",
i, h[i].privNF, limit->max,
- (cal->nfcal_interference ?
+ (test_bit(NFCAL_INTF, &cal->cal_flags) ?
"not corrected (due to interference)" :
"correcting to MAX"));
@@ -130,7 +130,7 @@ static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah,
* we bypass this limit here in order to better deal
* with our environment.
*/
- if (!cal->nfcal_interference)
+ if (!test_bit(NFCAL_INTF, &cal->cal_flags))
h[i].privNF = limit->max;
}
}
@@ -141,7 +141,7 @@ static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah,
* Re-enable the enforcement of the NF maximum again.
*/
if (!high_nf_mid)
- cal->nfcal_interference = false;
+ clear_bit(NFCAL_INTF, &cal->cal_flags);
}
static bool ath9k_hw_get_nf_thresh(struct ath_hw *ah,
@@ -186,7 +186,6 @@ void ath9k_hw_reset_calibration(struct ath_hw *ah,
bool ath9k_hw_reset_calvalid(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
- struct ieee80211_conf *conf = &common->hw->conf;
struct ath9k_cal_list *currCal = ah->cal_list_curr;
if (!ah->caldata)
@@ -199,8 +198,7 @@ bool ath9k_hw_reset_calvalid(struct ath_hw *ah)
return true;
if (currCal->calState != CAL_DONE) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "Calibration state incorrect, %d\n",
+ ath_dbg(common, CALIBRATE, "Calibration state incorrect, %d\n",
currCal->calState);
return true;
}
@@ -208,9 +206,8 @@ bool ath9k_hw_reset_calvalid(struct ath_hw *ah)
if (!(ah->supp_cals & currCal->calData->calType))
return true;
- ath_dbg(common, ATH_DBG_CALIBRATE,
- "Resetting Cal %d state for channel %u\n",
- currCal->calData->calType, conf->channel->center_freq);
+ ath_dbg(common, CALIBRATE, "Resetting Cal %d state for channel %u\n",
+ currCal->calData->calType, ah->curchan->chan->center_freq);
ah->caldata->CalValid &= ~currCal->calData->calType;
currCal->calState = CAL_WAITING;
@@ -222,7 +219,7 @@ EXPORT_SYMBOL(ath9k_hw_reset_calvalid);
void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update)
{
if (ah->caldata)
- ah->caldata->nfcal_pending = true;
+ set_bit(NFCAL_PENDING, &ah->caldata->cal_flags);
REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
AR_PHY_AGC_CONTROL_ENABLE_NF);
@@ -244,7 +241,6 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
int32_t val;
u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
struct ath_common *common = ath9k_hw_common(ah);
- struct ieee80211_conf *conf = &common->hw->conf;
s16 default_nf = ath9k_hw_get_default_nf(ah, chan);
if (ah->caldata)
@@ -254,7 +250,7 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
if (chainmask & (1 << i)) {
s16 nfval;
- if ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))
+ if ((i >= AR5416_MAX_CHAINS) && !IS_CHAN_HT40(chan))
continue;
if (h)
@@ -302,7 +298,7 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
* noisefloor until the next calibration timer.
*/
if (j == 10000) {
- ath_dbg(common, ATH_DBG_ANY,
+ ath_dbg(common, ANY,
"Timeout while waiting for nf to load: AR_PHY_AGC_CONTROL=0x%x\n",
REG_READ(ah, AR_PHY_AGC_CONTROL));
return;
@@ -316,7 +312,7 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
ENABLE_REGWRITE_BUFFER(ah);
for (i = 0; i < NUM_NF_READINGS; i++) {
if (chainmask & (1 << i)) {
- if ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))
+ if ((i >= AR5416_MAX_CHAINS) && !IS_CHAN_HT40(chan))
continue;
val = REG_READ(ah, ah->nf_regs[i]);
@@ -344,17 +340,17 @@ static void ath9k_hw_nf_sanitize(struct ath_hw *ah, s16 *nf)
if (!nf[i])
continue;
- ath_dbg(common, ATH_DBG_CALIBRATE,
+ ath_dbg(common, CALIBRATE,
"NF calibrated [%s] [chain %d] is %d\n",
(i >= 3 ? "ext" : "ctl"), i % 3, nf[i]);
if (nf[i] > limit->max) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
+ ath_dbg(common, CALIBRATE,
"NF[%d] (%d) > MAX (%d), correcting to MAX\n",
i, nf[i], limit->max);
nf[i] = limit->max;
} else if (nf[i] < limit->min) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
+ ath_dbg(common, CALIBRATE,
"NF[%d] (%d) < MIN (%d), correcting to NOM\n",
i, nf[i], limit->min);
nf[i] = limit->nominal;
@@ -371,9 +367,8 @@ bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan)
struct ieee80211_channel *c = chan->chan;
struct ath9k_hw_cal_data *caldata = ah->caldata;
- chan->channelFlags &= (~CHANNEL_CW_INT);
if (REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
+ ath_dbg(common, CALIBRATE,
"NF did not complete in calibration window\n");
return false;
}
@@ -383,10 +378,9 @@ bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan)
nf = nfarray[0];
if (ath9k_hw_get_nf_thresh(ah, c->band, &nfThresh)
&& nf > nfThresh) {
- ath_dbg(common, ATH_DBG_CALIBRATE,
+ ath_dbg(common, CALIBRATE,
"noise floor failed detected; detected %d, threshold %d\n",
nf, nfThresh);
- chan->channelFlags |= CHANNEL_CW_INT;
}
if (!caldata) {
@@ -395,10 +389,10 @@ bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan)
}
h = caldata->nfCalHist;
- caldata->nfcal_pending = false;
+ clear_bit(NFCAL_PENDING, &caldata->cal_flags);
ath9k_hw_update_nfcal_hist_buffer(ah, caldata, nfarray);
chan->noisefloor = h[0].privNF;
- ah->noise = ath9k_hw_getchan_noise(ah, chan);
+ ah->noise = ath9k_hw_getchan_noise(ah, chan, chan->noisefloor);
return true;
}
EXPORT_SYMBOL(ath9k_hw_getnf);
@@ -411,8 +405,7 @@ void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
int i, j;
ah->caldata->channel = chan->channel;
- ah->caldata->channelFlags = chan->channelFlags & ~CHANNEL_CW_INT;
- ah->caldata->chanmode = chan->chanmode;
+ ah->caldata->channelFlags = chan->channelFlags;
h = ah->caldata->nfCalHist;
default_nf = ath9k_hw_get_default_nf(ah, chan);
for (i = 0; i < NUM_NF_READINGS; i++) {
@@ -441,12 +434,12 @@ void ath9k_hw_bstuck_nfcal(struct ath_hw *ah)
* the baseband update the internal NF value itself, similar to
* what is being done after a full reset.
*/
- if (!caldata->nfcal_pending)
+ if (!test_bit(NFCAL_PENDING, &caldata->cal_flags))
ath9k_hw_start_nfcal(ah, true);
else if (!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF))
ath9k_hw_getnf(ah, ah->curchan);
- caldata->nfcal_interference = true;
+ set_bit(NFCAL_INTF, &caldata->cal_flags);
}
EXPORT_SYMBOL(ath9k_hw_bstuck_nfcal);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-14 12:53:55 +0000