if (chan->noisefloor) {
survey->filled |= SURVEY_INFO_NOISE_DBM;
- survey->noise = chan->noisefloor;
+ survey->noise = ath9k_hw_getchan_noise(ah, chan);
}
}
del_timer_sync(&common->ani.timer);
cancel_work_sync(&sc->paprd_work);
cancel_work_sync(&sc->hw_check_work);
+ cancel_work_sync(&sc->hw_reset_work);
cancel_delayed_work_sync(&sc->tx_complete_work);
cancel_delayed_work_sync(&sc->hw_pll_work);
ath9k_cmn_update_txpow(ah, sc->curtxpow,
sc->config.txpowlimit, &sc->curtxpow);
ath9k_hw_set_interrupts(ah, ah->imask);
+ ath9k_hw_enable_interrupts(ah);
if (!(sc->sc_flags & (SC_OP_OFFCHANNEL))) {
if (sc->sc_flags & SC_OP_BEACONS)
{
struct ath_hw *ah = sc->sc_ah;
struct ath9k_hw_cal_data *caldata = ah->caldata;
- struct ath_common *common = ath9k_hw_common(ah);
int chain;
if (!caldata || !caldata->paprd_done)
ath9k_ps_wakeup(sc);
ar9003_paprd_enable(ah, false);
for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
- if (!(common->tx_chainmask & BIT(chain)))
+ if (!(ah->txchainmask & BIT(chain)))
continue;
ar9003_paprd_populate_single_table(ah, caldata, chain);
memcpy(hdr->addr3, hw->wiphy->perm_addr, ETH_ALEN);
for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
- if (!(common->tx_chainmask & BIT(chain)))
+ if (!(ah->txchainmask & BIT(chain)))
continue;
chain_ok = 0;
if (longcal || shortcal) {
common->ani.caldone =
ath9k_hw_calibrate(ah, ah->curchan,
- common->rx_chainmask, longcal);
+ ah->rxchainmask, longcal);
}
ath9k_ps_restore(sc);
* The interval must be the shortest necessary to satisfy ANI,
* short calibration and long calibration.
*/
+ ath9k_debug_samp_bb_mac(sc);
cal_interval = ATH_LONG_CALINTERVAL;
if (sc->sc_ah->config.enable_ani)
cal_interval = min(cal_interval,
static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta)
{
struct ath_node *an;
- struct ath_hw *ah = sc->sc_ah;
an = (struct ath_node *)sta->drv_priv;
#ifdef CONFIG_ATH9K_DEBUGFS
spin_unlock(&sc->nodes_lock);
an->sta = sta;
#endif
- if ((ah->caps.hw_caps) & ATH9K_HW_CAP_APM)
- sc->sc_flags |= SC_OP_ENABLE_APM;
-
if (sc->sc_flags & SC_OP_TXAGGR) {
ath_tx_node_init(sc, an);
an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR +
ath_tx_node_cleanup(sc, an);
}
-void ath_hw_check(struct work_struct *work)
-{
- struct ath_softc *sc = container_of(work, struct ath_softc, hw_check_work);
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- unsigned long flags;
- int busy;
-
- ath9k_ps_wakeup(sc);
- if (ath9k_hw_check_alive(sc->sc_ah))
- goto out;
-
- spin_lock_irqsave(&common->cc_lock, flags);
- busy = ath_update_survey_stats(sc);
- spin_unlock_irqrestore(&common->cc_lock, flags);
-
- ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, "
- "busy=%d (try %d)\n", busy, sc->hw_busy_count + 1);
- if (busy >= 99) {
- if (++sc->hw_busy_count >= 3) {
- spin_lock_bh(&sc->sc_pcu_lock);
- ath_reset(sc, true);
- spin_unlock_bh(&sc->sc_pcu_lock);
- }
- } else if (busy >= 0)
- sc->hw_busy_count = 0;
-
-out:
- ath9k_ps_restore(sc);
-}
-
-static void ath_hw_pll_rx_hang_check(struct ath_softc *sc, u32 pll_sqsum)
-{
- static int count;
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-
- if (pll_sqsum >= 0x40000) {
- count++;
- if (count == 3) {
- /* Rx is hung for more than 500ms. Reset it */
- ath_dbg(common, ATH_DBG_RESET,
- "Possible RX hang, resetting");
- spin_lock_bh(&sc->sc_pcu_lock);
- ath_reset(sc, true);
- spin_unlock_bh(&sc->sc_pcu_lock);
- count = 0;
- }
- } else
- count = 0;
-}
-
-void ath_hw_pll_work(struct work_struct *work)
-{
- struct ath_softc *sc = container_of(work, struct ath_softc,
- hw_pll_work.work);
- u32 pll_sqsum;
-
- if (AR_SREV_9485(sc->sc_ah)) {
-
- ath9k_ps_wakeup(sc);
- pll_sqsum = ar9003_get_pll_sqsum_dvc(sc->sc_ah);
- ath9k_ps_restore(sc);
-
- ath_hw_pll_rx_hang_check(sc, pll_sqsum);
-
- ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work, HZ/5);
- }
-}
-
void ath9k_tasklet(unsigned long data)
{
if ((status & ATH9K_INT_FATAL) ||
(status & ATH9K_INT_BB_WATCHDOG)) {
- spin_lock(&sc->sc_pcu_lock);
- ath_reset(sc, true);
- spin_unlock(&sc->sc_pcu_lock);
+ ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
return;
}
*/
ath_dbg(common, ATH_DBG_PS,
"TSFOOR - Sync with next Beacon\n");
- sc->ps_flags |= PS_WAIT_FOR_BEACON | PS_BEACON_SYNC |
- PS_TSFOOR_SYNC;
+ sc->ps_flags |= PS_WAIT_FOR_BEACON | PS_BEACON_SYNC;
}
if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
if (status & ATH9K_INT_TXURN)
ath9k_hw_updatetxtriglevel(ah, true);
- if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
- if (status & ATH9K_INT_RXEOL) {
- ah->imask &= ~(ATH9K_INT_RXEOL | ATH9K_INT_RXORN);
- ath9k_hw_set_interrupts(ah, ah->imask);
- }
+ if (status & ATH9K_INT_RXEOL) {
+ ah->imask &= ~(ATH9K_INT_RXEOL | ATH9K_INT_RXORN);
+ ath9k_hw_set_interrupts(ah, ah->imask);
}
if (status & ATH9K_INT_MIB) {
ath9k_ps_wakeup(sc);
spin_lock_bh(&sc->sc_pcu_lock);
+ atomic_set(&ah->intr_ref_cnt, -1);
- ath9k_hw_configpcipowersave(ah, 0, 0);
+ ath9k_hw_configpcipowersave(ah, false);
if (!ah->curchan)
ah->curchan = ath9k_cmn_get_curchannel(sc->hw, ah);
/* Re-Enable interrupts */
ath9k_hw_set_interrupts(ah, ah->imask);
+ ath9k_hw_enable_interrupts(ah);
/* Enable LED */
ath9k_hw_cfg_output(ah, ah->led_pin,
ath9k_hw_phy_disable(ah);
- ath9k_hw_configpcipowersave(ah, 1, 1);
+ ath9k_hw_configpcipowersave(ah, true);
spin_unlock_bh(&sc->sc_pcu_lock);
ath9k_ps_restore(sc);
}
-int ath_reset(struct ath_softc *sc, bool retry_tx)
+static int ath_reset(struct ath_softc *sc, bool retry_tx)
{
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
sc->hw_busy_count = 0;
+ ath9k_debug_samp_bb_mac(sc);
/* Stop ANI */
del_timer_sync(&common->ani.timer);
ath_set_beacon(sc); /* restart beacons */
ath9k_hw_set_interrupts(ah, ah->imask);
+ ath9k_hw_enable_interrupts(ah);
if (retry_tx) {
int i;
return r;
}
+void ath_reset_work(struct work_struct *work)
+{
+ struct ath_softc *sc = container_of(work, struct ath_softc, hw_reset_work);
+
+ spin_lock_bh(&sc->sc_pcu_lock);
+ ath_reset(sc, true);
+ spin_unlock_bh(&sc->sc_pcu_lock);
+}
+
+void ath_hw_check(struct work_struct *work)
+{
+ struct ath_softc *sc = container_of(work, struct ath_softc, hw_check_work);
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ unsigned long flags;
+ int busy;
+
+ ath9k_ps_wakeup(sc);
+ if (ath9k_hw_check_alive(sc->sc_ah))
+ goto out;
+
+ spin_lock_irqsave(&common->cc_lock, flags);
+ busy = ath_update_survey_stats(sc);
+ spin_unlock_irqrestore(&common->cc_lock, flags);
+
+ ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, "
+ "busy=%d (try %d)\n", busy, sc->hw_busy_count + 1);
+ if (busy >= 99) {
+ if (++sc->hw_busy_count >= 3) {
+ spin_lock_bh(&sc->sc_pcu_lock);
+ ath_reset(sc, true);
+ spin_unlock_bh(&sc->sc_pcu_lock);
+ }
+
+ } else if (busy >= 0)
+ sc->hw_busy_count = 0;
+
+out:
+ ath9k_ps_restore(sc);
+}
+
+static void ath_hw_pll_rx_hang_check(struct ath_softc *sc, u32 pll_sqsum)
+{
+ static int count;
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+
+ if (pll_sqsum >= 0x40000) {
+ count++;
+ if (count == 3) {
+ /* Rx is hung for more than 500ms. Reset it */
+ ath_dbg(common, ATH_DBG_RESET,
+ "Possible RX hang, resetting");
+ spin_lock_bh(&sc->sc_pcu_lock);
+ ath_reset(sc, true);
+ spin_unlock_bh(&sc->sc_pcu_lock);
+ count = 0;
+ }
+ } else
+ count = 0;
+}
+
+void ath_hw_pll_work(struct work_struct *work)
+{
+ struct ath_softc *sc = container_of(work, struct ath_softc,
+ hw_pll_work.work);
+ u32 pll_sqsum;
+
+ if (AR_SREV_9485(sc->sc_ah)) {
+
+ ath9k_ps_wakeup(sc);
+ pll_sqsum = ar9003_get_pll_sqsum_dvc(sc->sc_ah);
+ ath9k_ps_restore(sc);
+
+ ath_hw_pll_rx_hang_check(sc, pll_sqsum);
+
+ ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work, HZ/5);
+ }
+}
+
/**********************/
/* mac80211 callbacks */
/**********************/
init_channel = ath9k_cmn_get_curchannel(hw, ah);
/* Reset SERDES registers */
- ath9k_hw_configpcipowersave(ah, 0, 0);
+ ath9k_hw_configpcipowersave(ah, false);
/*
* The basic interface to setting the hardware in a good
/* Disable BMISS interrupt when we're not associated */
ah->imask &= ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS);
ath9k_hw_set_interrupts(ah, ah->imask);
+ ath9k_hw_enable_interrupts(ah);
ieee80211_wake_queues(hw);
AR_STOMP_LOW_WLAN_WGHT);
ath9k_hw_btcoex_enable(ah);
- if (common->bus_ops->bt_coex_prep)
- common->bus_ops->bt_coex_prep(common);
if (ah->btcoex_hw.scheme == ATH_BTCOEX_CFG_3WIRE)
ath9k_btcoex_timer_resume(sc);
}
cancel_delayed_work_sync(&sc->hw_pll_work);
cancel_work_sync(&sc->paprd_work);
cancel_work_sync(&sc->hw_check_work);
+ cancel_work_sync(&sc->hw_reset_work);
if (sc->sc_flags & SC_OP_INVALID) {
ath_dbg(common, ATH_DBG_ANY, "Device not present\n");
if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
struct ieee80211_channel *curchan = hw->conf.channel;
+ struct ath9k_channel old_chan;
int pos = curchan->hw_value;
int old_pos = -1;
unsigned long flags;
"Set channel: %d MHz type: %d\n",
curchan->center_freq, conf->channel_type);
- ath9k_cmn_update_ichannel(&sc->sc_ah->channels[pos],
- curchan, conf->channel_type);
-
/* update survey stats for the old channel before switching */
spin_lock_irqsave(&common->cc_lock, flags);
ath_update_survey_stats(sc);
spin_unlock_irqrestore(&common->cc_lock, flags);
+ /*
+ * Preserve the current channel values, before updating
+ * the same channel
+ */
+ if (old_pos == pos) {
+ memcpy(&old_chan, &sc->sc_ah->channels[pos],
+ sizeof(struct ath9k_channel));
+ ah->curchan = &old_chan;
+ }
+
+ ath9k_cmn_update_ichannel(&sc->sc_ah->channels[pos],
+ curchan, conf->channel_type);
+
/*
* If the operating channel changes, change the survey in-use flags
* along with it.
return sc->beacon.tx_last;
}
+static int ath9k_get_stats(struct ieee80211_hw *hw,
+ struct ieee80211_low_level_stats *stats)
+{
+ struct ath_softc *sc = hw->priv;
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath9k_mib_stats *mib_stats = &ah->ah_mibStats;
+
+ stats->dot11ACKFailureCount = mib_stats->ackrcv_bad;
+ stats->dot11RTSFailureCount = mib_stats->rts_bad;
+ stats->dot11FCSErrorCount = mib_stats->fcs_bad;
+ stats->dot11RTSSuccessCount = mib_stats->rts_good;
+ return 0;
+}
+
struct ieee80211_ops ath9k_ops = {
.tx = ath9k_tx,
.start = ath9k_start,
.set_coverage_class = ath9k_set_coverage_class,
.flush = ath9k_flush,
.tx_frames_pending = ath9k_tx_frames_pending,
- .tx_last_beacon = ath9k_tx_last_beacon,
+ .tx_last_beacon = ath9k_tx_last_beacon,
+ .get_stats = ath9k_get_stats,
};