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openwrt/package/mac80211/patches/520-pending_work.patch

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--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -103,11 +103,13 @@ int ieee80211_hw_config(struct ieee80211
int ret = 0;
int power;
enum nl80211_channel_type channel_type;
+ u32 offchannel_flag;
might_sleep();
scan_chan = local->scan_channel;
+ offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL;
if (scan_chan) {
chan = scan_chan;
channel_type = NL80211_CHAN_NO_HT;
@@ -121,8 +123,9 @@ int ieee80211_hw_config(struct ieee80211
channel_type = local->_oper_channel_type;
local->hw.conf.flags &= ~IEEE80211_CONF_OFFCHANNEL;
}
+ offchannel_flag ^= local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL;
- if (chan != local->hw.conf.channel ||
+ if (offchannel_flag || chan != local->hw.conf.channel ||
channel_type != local->hw.conf.channel_type) {
local->hw.conf.channel = chan;
local->hw.conf.channel_type = channel_type;
--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
@@ -63,6 +63,7 @@ static bool ar9002_hw_per_calibration(st
u8 rxchainmask,
struct ath9k_cal_list *currCal)
{
+ struct ath9k_hw_cal_data *caldata = ah->caldata;
bool iscaldone = false;
if (currCal->calState == CAL_RUNNING) {
@@ -81,14 +82,14 @@ static bool ar9002_hw_per_calibration(st
}
currCal->calData->calPostProc(ah, numChains);
- ichan->CalValid |= currCal->calData->calType;
+ caldata->CalValid |= currCal->calData->calType;
currCal->calState = CAL_DONE;
iscaldone = true;
} else {
ar9002_hw_setup_calibration(ah, currCal);
}
}
- } else if (!(ichan->CalValid & currCal->calData->calType)) {
+ } else if (!(caldata->CalValid & currCal->calData->calType)) {
ath9k_hw_reset_calibration(ah, currCal);
}
@@ -686,8 +687,13 @@ static bool ar9002_hw_calibrate(struct a
{
bool iscaldone = true;
struct ath9k_cal_list *currCal = ah->cal_list_curr;
+ bool nfcal, nfcal_pending = false;
- if (currCal &&
+ nfcal = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF);
+ if (ah->caldata)
+ nfcal_pending = ah->caldata->nfcal_pending;
+
+ if (currCal && !nfcal &&
(currCal->calState == CAL_RUNNING ||
currCal->calState == CAL_WAITING)) {
iscaldone = ar9002_hw_per_calibration(ah, chan,
@@ -703,7 +709,7 @@ static bool ar9002_hw_calibrate(struct a
}
/* Do NF cal only at longer intervals */
- if (longcal) {
+ if (longcal || nfcal_pending) {
/* Do periodic PAOffset Cal */
ar9002_hw_pa_cal(ah, false);
ar9002_hw_olc_temp_compensation(ah);
@@ -712,16 +718,18 @@ static bool ar9002_hw_calibrate(struct a
* Get the value from the previous NF cal and update
* history buffer.
*/
- ath9k_hw_getnf(ah, chan);
-
- /*
- * Load the NF from history buffer of the current channel.
- * NF is slow time-variant, so it is OK to use a historical
- * value.
- */
- ath9k_hw_loadnf(ah, ah->curchan);
+ if (ath9k_hw_getnf(ah, chan)) {
+ /*
+ * Load the NF from history buffer of the current
+ * channel.
+ * NF is slow time-variant, so it is OK to use a
+ * historical value.
+ */
+ ath9k_hw_loadnf(ah, ah->curchan);
+ }
- ath9k_hw_start_nfcal(ah);
+ if (longcal)
+ ath9k_hw_start_nfcal(ah, false);
}
return iscaldone;
@@ -869,8 +877,10 @@ static bool ar9002_hw_init_cal(struct at
ar9002_hw_pa_cal(ah, true);
/* Do NF Calibration after DC offset and other calibrations */
- REG_WRITE(ah, AR_PHY_AGC_CONTROL,
- REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_NF);
+ ath9k_hw_start_nfcal(ah, true);
+
+ if (ah->caldata)
+ ah->caldata->nfcal_pending = true;
ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
@@ -901,7 +911,8 @@ static bool ar9002_hw_init_cal(struct at
ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
}
- chan->CalValid = 0;
+ if (ah->caldata)
+ ah->caldata->CalValid = 0;
return true;
}
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -68,6 +68,7 @@ static bool ar9003_hw_per_calibration(st
u8 rxchainmask,
struct ath9k_cal_list *currCal)
{
+ struct ath9k_hw_cal_data *caldata = ah->caldata;
/* Cal is assumed not done until explicitly set below */
bool iscaldone = false;
@@ -95,7 +96,7 @@ static bool ar9003_hw_per_calibration(st
currCal->calData->calPostProc(ah, numChains);
/* Calibration has finished. */
- ichan->CalValid |= currCal->calData->calType;
+ caldata->CalValid |= currCal->calData->calType;
currCal->calState = CAL_DONE;
iscaldone = true;
} else {
@@ -106,7 +107,7 @@ static bool ar9003_hw_per_calibration(st
ar9003_hw_setup_calibration(ah, currCal);
}
}
- } else if (!(ichan->CalValid & currCal->calData->calType)) {
+ } else if (!(caldata->CalValid & currCal->calData->calType)) {
/* If current cal is marked invalid in channel, kick it off */
ath9k_hw_reset_calibration(ah, currCal);
}
@@ -149,6 +150,12 @@ static bool ar9003_hw_calibrate(struct a
/* Do NF cal only at longer intervals */
if (longcal) {
/*
+ * Get the value from the previous NF cal and update
+ * history buffer.
+ */
+ ath9k_hw_getnf(ah, chan);
+
+ /*
* Load the NF from history buffer of the current channel.
* NF is slow time-variant, so it is OK to use a historical
* value.
@@ -156,7 +163,7 @@ static bool ar9003_hw_calibrate(struct a
ath9k_hw_loadnf(ah, ah->curchan);
/* start NF calibration, without updating BB NF register */
- ath9k_hw_start_nfcal(ah);
+ ath9k_hw_start_nfcal(ah, false);
}
return iscaldone;
@@ -762,6 +769,8 @@ static bool ar9003_hw_init_cal(struct at
/* Revert chainmasks to their original values before NF cal */
ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
+ ath9k_hw_start_nfcal(ah, true);
+
/* Initialize list pointers */
ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
@@ -785,7 +794,8 @@ static bool ar9003_hw_init_cal(struct at
if (ah->cal_list_curr)
ath9k_hw_reset_calibration(ah, ah->cal_list_curr);
- chan->CalValid = 0;
+ if (ah->caldata)
+ ah->caldata->CalValid = 0;
return true;
}
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -542,7 +542,11 @@ static void ar9003_hw_prog_ini(struct at
u32 reg = INI_RA(iniArr, i, 0);
u32 val = INI_RA(iniArr, i, column);
- REG_WRITE(ah, reg, val);
+ if (reg >= 0x16000 && reg < 0x17000)
+ ath9k_hw_analog_shift_regwrite(ah, reg, val);
+ else
+ REG_WRITE(ah, reg, val);
+
DO_DELAY(regWrites);
}
}
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -22,23 +22,6 @@
/* We can tune this as we go by monitoring really low values */
#define ATH9K_NF_TOO_LOW -60
-/* AR5416 may return very high value (like -31 dBm), in those cases the nf
- * is incorrect and we should use the static NF value. Later we can try to
- * find out why they are reporting these values */
-
-static bool ath9k_hw_nf_in_range(struct ath_hw *ah, s16 nf)
-{
- if (nf > ATH9K_NF_TOO_LOW) {
- ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
- "noise floor value detected (%d) is "
- "lower than what we think is a "
- "reasonable value (%d)\n",
- nf, ATH9K_NF_TOO_LOW);
- return false;
- }
- return true;
-}
-
static int16_t ath9k_hw_get_nf_hist_mid(int16_t *nfCalBuffer)
{
int16_t nfval;
@@ -121,6 +104,19 @@ void ath9k_hw_reset_calibration(struct a
ah->cal_samples = 0;
}
+static s16 ath9k_hw_get_default_nf(struct ath_hw *ah,
+ struct ath9k_channel *chan)
+{
+ struct ath_nf_limits *limit;
+
+ if (!chan || IS_CHAN_2GHZ(chan))
+ limit = &ah->nf_2g;
+ else
+ limit = &ah->nf_5g;
+
+ return limit->nominal;
+}
+
/* This is done for the currently configured channel */
bool ath9k_hw_reset_calvalid(struct ath_hw *ah)
{
@@ -128,7 +124,7 @@ bool ath9k_hw_reset_calvalid(struct ath_
struct ieee80211_conf *conf = &common->hw->conf;
struct ath9k_cal_list *currCal = ah->cal_list_curr;
- if (!ah->curchan)
+ if (!ah->caldata)
return true;
if (!AR_SREV_9100(ah) && !AR_SREV_9160_10_OR_LATER(ah))
@@ -151,37 +147,55 @@ bool ath9k_hw_reset_calvalid(struct ath_
"Resetting Cal %d state for channel %u\n",
currCal->calData->calType, conf->channel->center_freq);
- ah->curchan->CalValid &= ~currCal->calData->calType;
+ ah->caldata->CalValid &= ~currCal->calData->calType;
currCal->calState = CAL_WAITING;
return false;
}
EXPORT_SYMBOL(ath9k_hw_reset_calvalid);
-void ath9k_hw_start_nfcal(struct ath_hw *ah)
+void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update)
{
+ if (ah->caldata)
+ ah->caldata->nfcal_pending = true;
+
REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
AR_PHY_AGC_CONTROL_ENABLE_NF);
- REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
+
+ if (update)
+ REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL,
+ AR_PHY_AGC_CONTROL_NO_UPDATE_NF);
+ else
+ REG_SET_BIT(ah, AR_PHY_AGC_CONTROL,
AR_PHY_AGC_CONTROL_NO_UPDATE_NF);
+
REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_NF);
}
void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
{
- struct ath9k_nfcal_hist *h;
+ struct ath9k_nfcal_hist *h = NULL;
unsigned i, j;
int32_t val;
u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
struct ath_common *common = ath9k_hw_common(ah);
+ s16 default_nf = ath9k_hw_get_default_nf(ah, chan);
- h = ah->nfCalHist;
+ if (ah->caldata)
+ h = ah->caldata->nfCalHist;
for (i = 0; i < NUM_NF_READINGS; i++) {
if (chainmask & (1 << i)) {
+ s16 nfval;
+
+ if (h)
+ nfval = h[i].privNF;
+ else
+ nfval = default_nf;
+
val = REG_READ(ah, ah->nf_regs[i]);
val &= 0xFFFFFE00;
- val |= (((u32) (h[i].privNF) << 1) & 0x1ff);
+ val |= (((u32) nfval << 1) & 0x1ff);
REG_WRITE(ah, ah->nf_regs[i], val);
}
}
@@ -277,22 +291,25 @@ static void ath9k_hw_nf_sanitize(struct
}
}
-int16_t ath9k_hw_getnf(struct ath_hw *ah,
- struct ath9k_channel *chan)
+bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan)
{
struct ath_common *common = ath9k_hw_common(ah);
int16_t nf, nfThresh;
int16_t nfarray[NUM_NF_READINGS] = { 0 };
struct ath9k_nfcal_hist *h;
struct ieee80211_channel *c = chan->chan;
+ struct ath9k_hw_cal_data *caldata = ah->caldata;
+
+ if (!caldata)
+ return false;
chan->channelFlags &= (~CHANNEL_CW_INT);
if (REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) {
ath_print(common, ATH_DBG_CALIBRATE,
"NF did not complete in calibration window\n");
nf = 0;
- chan->rawNoiseFloor = nf;
- return chan->rawNoiseFloor;
+ caldata->rawNoiseFloor = nf;
+ return false;
} else {
ath9k_hw_do_getnf(ah, nfarray);
ath9k_hw_nf_sanitize(ah, nfarray);
@@ -307,47 +324,40 @@ int16_t ath9k_hw_getnf(struct ath_hw *ah
}
}
- h = ah->nfCalHist;
-
+ h = caldata->nfCalHist;
+ caldata->nfcal_pending = false;
ath9k_hw_update_nfcal_hist_buffer(h, nfarray);
- chan->rawNoiseFloor = h[0].privNF;
-
- return chan->rawNoiseFloor;
+ caldata->rawNoiseFloor = h[0].privNF;
+ return true;
}
-void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah)
+void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
+ struct ath9k_channel *chan)
{
- struct ath_nf_limits *limit;
+ struct ath9k_nfcal_hist *h;
+ s16 default_nf;
int i, j;
- if (!ah->curchan || IS_CHAN_2GHZ(ah->curchan))
- limit = &ah->nf_2g;
- else
- limit = &ah->nf_5g;
+ if (!ah->caldata)
+ return;
+ h = ah->caldata->nfCalHist;
+ default_nf = ath9k_hw_get_default_nf(ah, chan);
for (i = 0; i < NUM_NF_READINGS; i++) {
- ah->nfCalHist[i].currIndex = 0;
- ah->nfCalHist[i].privNF = limit->nominal;
- ah->nfCalHist[i].invalidNFcount =
- AR_PHY_CCA_FILTERWINDOW_LENGTH;
+ h[i].currIndex = 0;
+ h[i].privNF = default_nf;
+ h[i].invalidNFcount = AR_PHY_CCA_FILTERWINDOW_LENGTH;
for (j = 0; j < ATH9K_NF_CAL_HIST_MAX; j++) {
- ah->nfCalHist[i].nfCalBuffer[j] = limit->nominal;
+ h[i].nfCalBuffer[j] = default_nf;
}
}
}
s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan)
{
- s16 nf;
-
- if (chan->rawNoiseFloor == 0)
- nf = -96;
- else
- nf = chan->rawNoiseFloor;
-
- if (!ath9k_hw_nf_in_range(ah, nf))
- nf = ATH_DEFAULT_NOISE_FLOOR;
+ if (!ah->caldata || !ah->caldata->rawNoiseFloor)
+ return ath9k_hw_get_default_nf(ah, chan);
- return nf;
+ return ah->caldata->rawNoiseFloor;
}
EXPORT_SYMBOL(ath9k_hw_getchan_noise);
--- a/drivers/net/wireless/ath/ath9k/calib.h
+++ b/drivers/net/wireless/ath/ath9k/calib.h
@@ -108,11 +108,11 @@ struct ath9k_pacal_info{
};
bool ath9k_hw_reset_calvalid(struct ath_hw *ah);
-void ath9k_hw_start_nfcal(struct ath_hw *ah);
+void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update);
void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan);
-int16_t ath9k_hw_getnf(struct ath_hw *ah,
- struct ath9k_channel *chan);
-void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah);
+bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan);
+void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah,
+ struct ath9k_channel *chan);
s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
void ath9k_hw_reset_calibration(struct ath_hw *ah,
struct ath9k_cal_list *currCal);
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -622,7 +622,6 @@ static int __ath9k_hw_init(struct ath_hw
else
ah->tx_trig_level = (AR_FTRIG_512B >> AR_FTRIG_S);
- ath9k_init_nfcal_hist_buffer(ah);
ah->bb_watchdog_timeout_ms = 25;
common->state = ATH_HW_INITIALIZED;
@@ -1195,9 +1194,6 @@ static bool ath9k_hw_channel_change(stru
ath9k_hw_spur_mitigate_freq(ah, chan);
- if (!chan->oneTimeCalsDone)
- chan->oneTimeCalsDone = true;
-
return true;
}
@@ -1230,7 +1226,7 @@ bool ath9k_hw_check_alive(struct ath_hw
EXPORT_SYMBOL(ath9k_hw_check_alive);
int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
- bool bChannelChange)
+ struct ath9k_hw_cal_data *caldata, bool bChannelChange)
{
struct ath_common *common = ath9k_hw_common(ah);
u32 saveLedState;
@@ -1255,9 +1251,19 @@ int ath9k_hw_reset(struct ath_hw *ah, st
if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
return -EIO;
- if (curchan && !ah->chip_fullsleep)
+ if (curchan && !ah->chip_fullsleep && ah->caldata)
ath9k_hw_getnf(ah, curchan);
+ ah->caldata = caldata;
+ if (caldata &&
+ (chan->channel != caldata->channel ||
+ (chan->channelFlags & ~CHANNEL_CW_INT) !=
+ (caldata->channelFlags & ~CHANNEL_CW_INT))) {
+ /* Operating channel changed, reset channel calibration data */
+ memset(caldata, 0, sizeof(*caldata));
+ ath9k_init_nfcal_hist_buffer(ah, chan);
+ }
+
if (bChannelChange &&
(ah->chip_fullsleep != true) &&
(ah->curchan != NULL) &&
@@ -1268,7 +1274,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st
if (ath9k_hw_channel_change(ah, chan)) {
ath9k_hw_loadnf(ah, ah->curchan);
- ath9k_hw_start_nfcal(ah);
+ ath9k_hw_start_nfcal(ah, true);
return 0;
}
}
@@ -1473,11 +1479,8 @@ int ath9k_hw_reset(struct ath_hw *ah, st
if (ah->btcoex_hw.enabled)
ath9k_hw_btcoex_enable(ah);
- if (AR_SREV_9300_20_OR_LATER(ah)) {
- ath9k_hw_loadnf(ah, curchan);
- ath9k_hw_start_nfcal(ah);
+ if (AR_SREV_9300_20_OR_LATER(ah))
ar9003_hw_bb_watchdog_config(ah);
- }
return 0;
}
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -155,6 +155,27 @@ void ath9k_ps_restore(struct ath_softc *
spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
}
+static void ath_start_ani(struct ath_common *common)
+{
+ struct ath_hw *ah = common->ah;
+ unsigned long timestamp = jiffies_to_msecs(jiffies);
+ struct ath_softc *sc = (struct ath_softc *) common->priv;
+
+ if (!(sc->sc_flags & SC_OP_ANI_RUN))
+ return;
+
+ if (sc->sc_flags & SC_OP_OFFCHANNEL)
+ return;
+
+ common->ani.longcal_timer = timestamp;
+ common->ani.shortcal_timer = timestamp;
+ common->ani.checkani_timer = timestamp;
+
+ mod_timer(&common->ani.timer,
+ jiffies +
+ msecs_to_jiffies((u32)ah->config.ani_poll_interval));
+}
+
/*
* Set/change channels. If the channel is really being changed, it's done
* by reseting the chip. To accomplish this we must first cleanup any pending
@@ -163,16 +184,23 @@ void ath9k_ps_restore(struct ath_softc *
int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw,
struct ath9k_channel *hchan)
{
+ struct ath_wiphy *aphy = hw->priv;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
struct ieee80211_conf *conf = &common->hw->conf;
bool fastcc = true, stopped;
struct ieee80211_channel *channel = hw->conf.channel;
+ struct ath9k_hw_cal_data *caldata = NULL;
int r;
if (sc->sc_flags & SC_OP_INVALID)
return -EIO;
+ del_timer_sync(&common->ani.timer);
+ cancel_work_sync(&sc->paprd_work);
+ cancel_work_sync(&sc->hw_check_work);
+ cancel_delayed_work_sync(&sc->tx_complete_work);
+
ath9k_ps_wakeup(sc);
/*
@@ -192,9 +220,12 @@ int ath_set_channel(struct ath_softc *sc
* to flush data frames already in queue because of
* changing channel. */
- if (!stopped || (sc->sc_flags & SC_OP_FULL_RESET))
+ if (!stopped || !(sc->sc_flags & SC_OP_OFFCHANNEL))
fastcc = false;
+ if (!(sc->sc_flags & SC_OP_OFFCHANNEL))
+ caldata = &aphy->caldata;
+
ath_print(common, ATH_DBG_CONFIG,
"(%u MHz) -> (%u MHz), conf_is_ht40: %d\n",
sc->sc_ah->curchan->channel,
@@ -202,7 +233,7 @@ int ath_set_channel(struct ath_softc *sc
spin_lock_bh(&sc->sc_resetlock);
- r = ath9k_hw_reset(ah, hchan, fastcc);
+ r = ath9k_hw_reset(ah, hchan, caldata, fastcc);
if (r) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset channel (%u MHz), "
@@ -213,8 +244,6 @@ int ath_set_channel(struct ath_softc *sc
}
spin_unlock_bh(&sc->sc_resetlock);
- sc->sc_flags &= ~SC_OP_FULL_RESET;
-
if (ath_startrecv(sc) != 0) {
ath_print(common, ATH_DBG_FATAL,
"Unable to restart recv logic\n");
@@ -226,6 +255,12 @@ int ath_set_channel(struct ath_softc *sc
ath_update_txpow(sc);
ath9k_hw_set_interrupts(ah, ah->imask);
+ if (!(sc->sc_flags & (SC_OP_OFFCHANNEL | SC_OP_SCANNING))) {
+ ath_start_ani(common);
+ ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
+ ath_beacon_config(sc, NULL);
+ }
+
ps_restore:
ath9k_ps_restore(sc);
return r;
@@ -234,17 +269,19 @@ int ath_set_channel(struct ath_softc *sc
static void ath_paprd_activate(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
+ struct ath9k_hw_cal_data *caldata = ah->caldata;
int chain;
- if (!ah->curchan->paprd_done)
+ if (!caldata || !caldata->paprd_done)
return;
ath9k_ps_wakeup(sc);
+ ar9003_paprd_enable(ah, false);
for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
if (!(ah->caps.tx_chainmask & BIT(chain)))
continue;
- ar9003_paprd_populate_single_table(ah, ah->curchan, chain);
+ ar9003_paprd_populate_single_table(ah, caldata, chain);
}
ar9003_paprd_enable(ah, true);
@@ -262,6 +299,7 @@ void ath_paprd_calibrate(struct work_str
int band = hw->conf.channel->band;
struct ieee80211_supported_band *sband = &sc->sbands[band];
struct ath_tx_control txctl;
+ struct ath9k_hw_cal_data *caldata = ah->caldata;
int qnum, ftype;
int chain_ok = 0;
int chain;
@@ -269,6 +307,9 @@ void ath_paprd_calibrate(struct work_str
int time_left;
int i;
+ if (!caldata)
+ return;
+
skb = alloc_skb(len, GFP_KERNEL);
if (!skb)
return;
@@ -323,7 +364,7 @@ void ath_paprd_calibrate(struct work_str
if (!ar9003_paprd_is_done(ah))
break;
- if (ar9003_paprd_create_curve(ah, ah->curchan, chain) != 0)
+ if (ar9003_paprd_create_curve(ah, caldata, chain) != 0)
break;
chain_ok = 1;
@@ -331,7 +372,7 @@ void ath_paprd_calibrate(struct work_str
kfree_skb(skb);
if (chain_ok) {
- ah->curchan->paprd_done = true;
+ caldata->paprd_done = true;
ath_paprd_activate(sc);
}
@@ -440,33 +481,14 @@ set_timer:
cal_interval = min(cal_interval, (u32)short_cal_interval);
mod_timer(&common->ani.timer, jiffies + msecs_to_jiffies(cal_interval));
- if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) &&
- !(sc->sc_flags & SC_OP_SCANNING)) {
- if (!sc->sc_ah->curchan->paprd_done)
+ if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) && ah->caldata) {
+ if (!ah->caldata->paprd_done)
ieee80211_queue_work(sc->hw, &sc->paprd_work);
else
ath_paprd_activate(sc);
}
}
-static void ath_start_ani(struct ath_common *common)
-{
- struct ath_hw *ah = common->ah;
- unsigned long timestamp = jiffies_to_msecs(jiffies);
- struct ath_softc *sc = (struct ath_softc *) common->priv;
-
- if (!(sc->sc_flags & SC_OP_ANI_RUN))
- return;
-
- common->ani.longcal_timer = timestamp;
- common->ani.shortcal_timer = timestamp;
- common->ani.checkani_timer = timestamp;
-
- mod_timer(&common->ani.timer,
- jiffies +
- msecs_to_jiffies((u32)ah->config.ani_poll_interval));
-}
-
/*
* Update tx/rx chainmask. For legacy association,
* hard code chainmask to 1x1, for 11n association, use
@@ -478,7 +500,7 @@ void ath_update_chainmask(struct ath_sof
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
- if ((sc->sc_flags & SC_OP_SCANNING) || is_ht ||
+ if ((sc->sc_flags & SC_OP_OFFCHANNEL) || is_ht ||
(ah->btcoex_hw.scheme != ATH_BTCOEX_CFG_NONE)) {
common->tx_chainmask = ah->caps.tx_chainmask;
common->rx_chainmask = ah->caps.rx_chainmask;
@@ -818,7 +840,7 @@ void ath_radio_enable(struct ath_softc *
ah->curchan = ath_get_curchannel(sc, sc->hw);
spin_lock_bh(&sc->sc_resetlock);
- r = ath9k_hw_reset(ah, ah->curchan, false);
+ r = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false);
if (r) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset channel (%u MHz), "
@@ -878,7 +900,7 @@ void ath_radio_disable(struct ath_softc
ah->curchan = ath_get_curchannel(sc, hw);
spin_lock_bh(&sc->sc_resetlock);
- r = ath9k_hw_reset(ah, ah->curchan, false);
+ r = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false);
if (r) {
ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_FATAL,
"Unable to reset channel (%u MHz), "
@@ -911,7 +933,7 @@ int ath_reset(struct ath_softc *sc, bool
ath_flushrecv(sc);
spin_lock_bh(&sc->sc_resetlock);
- r = ath9k_hw_reset(ah, sc->sc_ah->curchan, false);
+ r = ath9k_hw_reset(ah, sc->sc_ah->curchan, ah->caldata, false);
if (r)
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d\n", r);
@@ -1086,7 +1108,7 @@ static int ath9k_start(struct ieee80211_
* and then setup of the interrupt mask.
*/
spin_lock_bh(&sc->sc_resetlock);
- r = ath9k_hw_reset(ah, init_channel, false);
+ r = ath9k_hw_reset(ah, init_channel, ah->caldata, false);
if (r) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d "
@@ -1580,6 +1602,10 @@ static int ath9k_config(struct ieee80211
aphy->chan_idx = pos;
aphy->chan_is_ht = conf_is_ht(conf);
+ if (hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
+ sc->sc_flags |= SC_OP_OFFCHANNEL;
+ else
+ sc->sc_flags &= ~SC_OP_OFFCHANNEL;
if (aphy->state == ATH_WIPHY_SCAN ||
aphy->state == ATH_WIPHY_ACTIVE)
@@ -1991,7 +2017,6 @@ static void ath9k_sw_scan_start(struct i
{
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
mutex_lock(&sc->mutex);
if (ath9k_wiphy_scanning(sc)) {
@@ -2009,10 +2034,6 @@ static void ath9k_sw_scan_start(struct i
aphy->state = ATH_WIPHY_SCAN;
ath9k_wiphy_pause_all_forced(sc, aphy);
sc->sc_flags |= SC_OP_SCANNING;
- del_timer_sync(&common->ani.timer);
- cancel_work_sync(&sc->paprd_work);
- cancel_work_sync(&sc->hw_check_work);
- cancel_delayed_work_sync(&sc->tx_complete_work);
mutex_unlock(&sc->mutex);
}
@@ -2024,15 +2045,10 @@ static void ath9k_sw_scan_complete(struc
{
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
mutex_lock(&sc->mutex);
aphy->state = ATH_WIPHY_ACTIVE;
sc->sc_flags &= ~SC_OP_SCANNING;
- sc->sc_flags |= SC_OP_FULL_RESET;
- ath_start_ani(common);
- ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
- ath_beacon_config(sc, NULL);
mutex_unlock(&sc->mutex);
}
--- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
@@ -577,10 +577,11 @@ static bool create_pa_curve(u32 *data_L,
}
void ar9003_paprd_populate_single_table(struct ath_hw *ah,
- struct ath9k_channel *chan, int chain)
+ struct ath9k_hw_cal_data *caldata,
+ int chain)
{
- u32 *paprd_table_val = chan->pa_table[chain];
- u32 small_signal_gain = chan->small_signal_gain[chain];
+ u32 *paprd_table_val = caldata->pa_table[chain];
+ u32 small_signal_gain = caldata->small_signal_gain[chain];
u32 training_power;
u32 reg = 0;
int i;
@@ -654,17 +655,17 @@ int ar9003_paprd_setup_gain_table(struct
}
EXPORT_SYMBOL(ar9003_paprd_setup_gain_table);
-int ar9003_paprd_create_curve(struct ath_hw *ah, struct ath9k_channel *chan,
- int chain)
+int ar9003_paprd_create_curve(struct ath_hw *ah,
+ struct ath9k_hw_cal_data *caldata, int chain)
{
- u16 *small_signal_gain = &chan->small_signal_gain[chain];
- u32 *pa_table = chan->pa_table[chain];
+ u16 *small_signal_gain = &caldata->small_signal_gain[chain];
+ u32 *pa_table = caldata->pa_table[chain];
u32 *data_L, *data_U;
int i, status = 0;
u32 *buf;
u32 reg;
- memset(chan->pa_table[chain], 0, sizeof(chan->pa_table[chain]));
+ memset(caldata->pa_table[chain], 0, sizeof(caldata->pa_table[chain]));
buf = kmalloc(2 * 48 * sizeof(u32), GFP_ATOMIC);
if (!buf)
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -511,7 +511,7 @@ void ath_deinit_leds(struct ath_softc *s
#define SC_OP_BEACONS BIT(1)
#define SC_OP_RXAGGR BIT(2)
#define SC_OP_TXAGGR BIT(3)
-#define SC_OP_FULL_RESET BIT(4)
+#define SC_OP_OFFCHANNEL BIT(4)
#define SC_OP_PREAMBLE_SHORT BIT(5)
#define SC_OP_PROTECT_ENABLE BIT(6)
#define SC_OP_RXFLUSH BIT(7)
@@ -612,6 +612,7 @@ struct ath_softc {
struct ath_wiphy {
struct ath_softc *sc; /* shared for all virtual wiphys */
struct ieee80211_hw *hw;
+ struct ath9k_hw_cal_data caldata;
enum ath_wiphy_state {
ATH_WIPHY_INACTIVE,
ATH_WIPHY_ACTIVE,
--- a/drivers/net/wireless/ath/ath9k/htc.h
+++ b/drivers/net/wireless/ath/ath9k/htc.h
@@ -353,6 +353,8 @@ struct ath9k_htc_priv {
u16 seq_no;
u32 bmiss_cnt;
+ struct ath9k_hw_cal_data caldata[38];
+
spinlock_t beacon_lock;
bool tx_queues_stop;
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -125,6 +125,7 @@ static int ath9k_htc_set_channel(struct
struct ieee80211_conf *conf = &common->hw->conf;
bool fastcc = true;
struct ieee80211_channel *channel = hw->conf.channel;
+ struct ath9k_hw_cal_data *caldata;
enum htc_phymode mode;
__be16 htc_mode;
u8 cmd_rsp;
@@ -149,7 +150,8 @@ static int ath9k_htc_set_channel(struct
priv->ah->curchan->channel,
channel->center_freq, conf_is_ht(conf), conf_is_ht40(conf));
- ret = ath9k_hw_reset(ah, hchan, fastcc);
+ caldata = &priv->caldata[channel->hw_value];
+ ret = ath9k_hw_reset(ah, hchan, caldata, fastcc);
if (ret) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset channel (%u Mhz) "
@@ -1028,7 +1030,7 @@ static void ath9k_htc_radio_enable(struc
ah->curchan = ath9k_cmn_get_curchannel(hw, ah);
/* Reset the HW */
- ret = ath9k_hw_reset(ah, ah->curchan, false);
+ ret = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false);
if (ret) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d "
@@ -1091,7 +1093,7 @@ static void ath9k_htc_radio_disable(stru
ah->curchan = ath9k_cmn_get_curchannel(hw, ah);
/* Reset the HW */
- ret = ath9k_hw_reset(ah, ah->curchan, false);
+ ret = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false);
if (ret) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d "
@@ -1179,7 +1181,7 @@ static int ath9k_htc_start(struct ieee80
ath9k_hw_configpcipowersave(ah, 0, 0);
ath9k_hw_htc_resetinit(ah);
- ret = ath9k_hw_reset(ah, init_channel, false);
+ ret = ath9k_hw_reset(ah, init_channel, ah->caldata, false);
if (ret) {
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d "
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -346,19 +346,25 @@ enum ath9k_int {
CHANNEL_HT40PLUS | \
CHANNEL_HT40MINUS)
-struct ath9k_channel {
- struct ieee80211_channel *chan;
+struct ath9k_hw_cal_data {
u16 channel;
u32 channelFlags;
- u32 chanmode;
int32_t CalValid;
- bool oneTimeCalsDone;
int8_t iCoff;
int8_t qCoff;
int16_t rawNoiseFloor;
bool paprd_done;
+ bool nfcal_pending;
u16 small_signal_gain[AR9300_MAX_CHAINS];
u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ];
+ struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
+};
+
+struct ath9k_channel {
+ struct ieee80211_channel *chan;
+ u16 channel;
+ u32 channelFlags;
+ u32 chanmode;
};
#define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \
@@ -669,7 +675,7 @@ struct ath_hw {
enum nl80211_iftype opmode;
enum ath9k_power_mode power_mode;
- struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS];
+ struct ath9k_hw_cal_data *caldata;
struct ath9k_pacal_info pacal_info;
struct ar5416Stats stats;
struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES];
@@ -863,7 +869,7 @@ const char *ath9k_hw_probe(u16 vendorid,
void ath9k_hw_deinit(struct ath_hw *ah);
int ath9k_hw_init(struct ath_hw *ah);
int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
- bool bChannelChange);
+ struct ath9k_hw_cal_data *caldata, bool bChannelChange);
int ath9k_hw_fill_cap_info(struct ath_hw *ah);
u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan);
@@ -958,9 +964,10 @@ void ar9003_hw_bb_watchdog_read(struct a
void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah);
void ar9003_paprd_enable(struct ath_hw *ah, bool val);
void ar9003_paprd_populate_single_table(struct ath_hw *ah,
- struct ath9k_channel *chan, int chain);
-int ar9003_paprd_create_curve(struct ath_hw *ah, struct ath9k_channel *chan,
- int chain);
+ struct ath9k_hw_cal_data *caldata,
+ int chain);
+int ar9003_paprd_create_curve(struct ath_hw *ah,
+ struct ath9k_hw_cal_data *caldata, int chain);
int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain);
int ar9003_paprd_init_table(struct ath_hw *ah);
bool ar9003_paprd_is_done(struct ath_hw *ah);
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1181,7 +1181,7 @@ void ath_drain_all_txq(struct ath_softc
"Failed to stop TX DMA. Resetting hardware!\n");
spin_lock_bh(&sc->sc_resetlock);
- r = ath9k_hw_reset(ah, sc->sc_ah->curchan, false);
+ r = ath9k_hw_reset(ah, sc->sc_ah->curchan, ah->caldata, false);
if (r)
ath_print(common, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d\n",
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