#include <linux/nl80211.h>
#include "ath9k.h"
-#define ATH_PCI_VERSION "0.1"
-
static char *dev_info = "ath9k";
MODULE_AUTHOR("Atheros Communications");
if (sc->sc_flags & SC_OP_TXAGGR) {
ath_tx_node_init(sc, an);
- an->maxampdu = 1 << (IEEE80211_HTCAP_MAXRXAMPDU_FACTOR +
+ an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR +
sta->ht_cap.ampdu_factor);
an->mpdudensity = parse_mpdudensity(sta->ht_cap.ampdu_density);
+ an->last_rssi = ATH_RSSI_DUMMY_MARKER;
}
}
if (status & ATH9K_INT_TX)
ath_tx_tasklet(sc);
- if ((status & ATH9K_INT_TSFOOR) &&
- (sc->hw->conf.flags & IEEE80211_CONF_PS)) {
+ if ((status & ATH9K_INT_TSFOOR) && sc->ps_enabled) {
/*
* TSF sync does not look correct; remain awake to sync with
* the next Beacon.
static void setup_ht_cap(struct ath_softc *sc,
struct ieee80211_sta_ht_cap *ht_info)
{
-#define ATH9K_HT_CAP_MAXRXAMPDU_65536 0x3 /* 2 ^ 16 */
-#define ATH9K_HT_CAP_MPDUDENSITY_8 0x6 /* 8 usec */
u8 tx_streams, rx_streams;
ht_info->ht_supported = true;
IEEE80211_HT_CAP_SGI_40 |
IEEE80211_HT_CAP_DSSSCCK40;
- ht_info->ampdu_factor = ATH9K_HT_CAP_MAXRXAMPDU_65536;
- ht_info->ampdu_density = ATH9K_HT_CAP_MPDUDENSITY_8;
+ ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
+ ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8;
/* set up supported mcs set */
memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
if ((sc->led_on_duration == ATH_LED_ON_DURATION_IDLE) ||
(sc->led_off_duration == ATH_LED_OFF_DURATION_IDLE))
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 0);
+ ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
else
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN,
+ ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin,
(sc->sc_flags & SC_OP_LED_ON) ? 1 : 0);
- queue_delayed_work(sc->hw->workqueue, &sc->ath_led_blink_work,
- (sc->sc_flags & SC_OP_LED_ON) ?
- msecs_to_jiffies(sc->led_off_duration) :
- msecs_to_jiffies(sc->led_on_duration));
+ ieee80211_queue_delayed_work(sc->hw,
+ &sc->ath_led_blink_work,
+ (sc->sc_flags & SC_OP_LED_ON) ?
+ msecs_to_jiffies(sc->led_off_duration) :
+ msecs_to_jiffies(sc->led_on_duration));
sc->led_on_duration = sc->led_on_cnt ?
max((ATH_LED_ON_DURATION_IDLE - sc->led_on_cnt), 25) :
case LED_OFF:
if (led->led_type == ATH_LED_ASSOC ||
led->led_type == ATH_LED_RADIO) {
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN,
+ ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin,
(led->led_type == ATH_LED_RADIO));
sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
if (led->led_type == ATH_LED_RADIO)
case LED_FULL:
if (led->led_type == ATH_LED_ASSOC) {
sc->sc_flags |= SC_OP_LED_ASSOCIATED;
- queue_delayed_work(sc->hw->workqueue,
- &sc->ath_led_blink_work, 0);
+ ieee80211_queue_delayed_work(sc->hw,
+ &sc->ath_led_blink_work, 0);
} else if (led->led_type == ATH_LED_RADIO) {
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 0);
+ ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0);
sc->sc_flags |= SC_OP_LED_ON;
} else {
sc->led_on_cnt++;
static void ath_deinit_leds(struct ath_softc *sc)
{
- cancel_delayed_work_sync(&sc->ath_led_blink_work);
ath_unregister_led(&sc->assoc_led);
sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
ath_unregister_led(&sc->tx_led);
ath_unregister_led(&sc->rx_led);
ath_unregister_led(&sc->radio_led);
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
+ ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
}
static void ath_init_leds(struct ath_softc *sc)
char *trigger;
int ret;
+ if (AR_SREV_9287(sc->sc_ah))
+ sc->sc_ah->led_pin = ATH_LED_PIN_9287;
+ else
+ sc->sc_ah->led_pin = ATH_LED_PIN_DEF;
+
/* Configure gpio 1 for output */
- ath9k_hw_cfg_output(sc->sc_ah, ATH_LED_PIN,
+ ath9k_hw_cfg_output(sc->sc_ah, sc->sc_ah->led_pin,
AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
/* LED off, active low */
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
+ ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1);
INIT_DELAYED_WORK(&sc->ath_led_blink_work, ath_led_blink_work);
return;
fail:
+ cancel_delayed_work_sync(&sc->ath_led_blink_work);
ath_deinit_leds(sc);
}
ath9k_hw_set_interrupts(ah, sc->imask);
/* Enable LED */
- ath9k_hw_cfg_output(ah, ATH_LED_PIN,
+ ath9k_hw_cfg_output(ah, ah->led_pin,
AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
- ath9k_hw_set_gpio(ah, ATH_LED_PIN, 0);
+ ath9k_hw_set_gpio(ah, ah->led_pin, 0);
ieee80211_wake_queues(sc->hw);
ath9k_ps_restore(sc);
ieee80211_stop_queues(sc->hw);
/* Disable LED */
- ath9k_hw_set_gpio(ah, ATH_LED_PIN, 1);
- ath9k_hw_cfg_gpio_input(ah, ATH_LED_PIN);
+ ath9k_hw_set_gpio(ah, ah->led_pin, 1);
+ ath9k_hw_cfg_gpio_input(ah, ah->led_pin);
/* Disable interrupts */
ath9k_hw_set_interrupts(ah, 0);
DPRINTF(sc, ATH_DBG_CONFIG, "Detach ATH hw\n");
ath_deinit_leds(sc);
- cancel_work_sync(&sc->chan_work);
- cancel_delayed_work_sync(&sc->wiphy_work);
for (i = 0; i < sc->num_sec_wiphy; i++) {
struct ath_wiphy *aphy = sc->sec_wiphy[i];
ath_tx_cleanupq(sc, &sc->tx.txq[i]);
ath9k_hw_detach(sc->sc_ah);
+ sc->sc_ah = NULL;
ath9k_exit_debug(sc);
- ath9k_ps_restore(sc);
}
static int ath9k_reg_notifier(struct wiphy *wiphy,
return ath_reg_notifier_apply(wiphy, request, reg);
}
-static int ath_init(u16 devid, struct ath_softc *sc)
+/*
+ * Initialize and fill ath_softc, ath_sofct is the
+ * "Software Carrier" struct. Historically it has existed
+ * to allow the separation between hardware specific
+ * variables (now in ath_hw) and driver specific variables.
+ */
+static int ath_init_softc(u16 devid, struct ath_softc *sc)
{
struct ath_hw *ah = NULL;
- int status;
- int error = 0, i;
+ int r = 0, i;
int csz = 0;
/* XXX: hardware will not be ready until ath_open() being called */
spin_lock_init(&sc->sc_resetlock);
spin_lock_init(&sc->sc_serial_rw);
spin_lock_init(&sc->ani_lock);
+ spin_lock_init(&sc->sc_pm_lock);
mutex_init(&sc->mutex);
tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
tasklet_init(&sc->bcon_tasklet, ath_beacon_tasklet,
*/
ath_read_cachesize(sc, &csz);
/* XXX assert csz is non-zero */
- sc->cachelsz = csz << 2; /* convert to bytes */
+ sc->common.cachelsz = csz << 2; /* convert to bytes */
+
+ ah = kzalloc(sizeof(struct ath_hw), GFP_KERNEL);
+ if (!ah) {
+ r = -ENOMEM;
+ goto bad_no_ah;
+ }
- ah = ath9k_hw_attach(devid, sc, &status);
- if (ah == NULL) {
+ ah->ah_sc = sc;
+ ah->hw_version.devid = devid;
+ sc->sc_ah = ah;
+
+ r = ath9k_hw_init(ah);
+ if (r) {
DPRINTF(sc, ATH_DBG_FATAL,
- "Unable to attach hardware; HAL status %d\n", status);
- error = -ENXIO;
+ "Unable to initialize hardware; "
+ "initialization status: %d\n", r);
goto bad;
}
- sc->sc_ah = ah;
/* Get the hardware key cache size. */
sc->keymax = ah->caps.keycache_size;
for (i = 0; i < sc->keymax; i++)
ath9k_hw_keyreset(ah, (u16) i);
- if (error)
- goto bad;
-
/* default to MONITOR mode */
sc->sc_ah->opmode = NL80211_IFTYPE_MONITOR;
if (sc->beacon.beaconq == -1) {
DPRINTF(sc, ATH_DBG_FATAL,
"Unable to setup a beacon xmit queue\n");
- error = -EIO;
+ r = -EIO;
goto bad2;
}
sc->beacon.cabq = ath_txq_setup(sc, ATH9K_TX_QUEUE_CAB, 0);
if (sc->beacon.cabq == NULL) {
DPRINTF(sc, ATH_DBG_FATAL,
"Unable to setup CAB xmit queue\n");
- error = -EIO;
+ r = -EIO;
goto bad2;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_BK)) {
DPRINTF(sc, ATH_DBG_FATAL,
"Unable to setup xmit queue for BK traffic\n");
- error = -EIO;
+ r = -EIO;
goto bad2;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_BE)) {
DPRINTF(sc, ATH_DBG_FATAL,
"Unable to setup xmit queue for BE traffic\n");
- error = -EIO;
+ r = -EIO;
goto bad2;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_VI)) {
DPRINTF(sc, ATH_DBG_FATAL,
"Unable to setup xmit queue for VI traffic\n");
- error = -EIO;
+ r = -EIO;
goto bad2;
}
if (!ath_tx_setup(sc, ATH9K_WME_AC_VO)) {
DPRINTF(sc, ATH_DBG_FATAL,
"Unable to setup xmit queue for VO traffic\n");
- error = -EIO;
+ r = -EIO;
goto bad2;
}
if (ATH_TXQ_SETUP(sc, i))
ath_tx_cleanupq(sc, &sc->tx.txq[i]);
bad:
- if (ah)
- ath9k_hw_detach(ah);
+ ath9k_hw_detach(ah);
+ sc->sc_ah = NULL;
+bad_no_ah:
ath9k_exit_debug(sc);
- return error;
+ return r;
}
void ath_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
hw->max_rates = 4;
hw->channel_change_time = 5000;
hw->max_listen_interval = 10;
- hw->max_rate_tries = ATH_11N_TXMAXTRY;
+ /* Hardware supports 10 but we use 4 */
+ hw->max_rate_tries = 4;
hw->sta_data_size = sizeof(struct ath_node);
hw->vif_data_size = sizeof(struct ath_vif);
&sc->sbands[IEEE80211_BAND_5GHZ];
}
-int ath_attach(u16 devid, struct ath_softc *sc)
+/* Device driver core initialization */
+int ath_init_device(u16 devid, struct ath_softc *sc)
{
struct ieee80211_hw *hw = sc->hw;
int error = 0, i;
DPRINTF(sc, ATH_DBG_CONFIG, "Attach ATH hw\n");
- error = ath_init(devid, sc);
+ error = ath_init_softc(devid, sc);
if (error != 0)
return error;
ath_tx_cleanupq(sc, &sc->tx.txq[i]);
ath9k_hw_detach(sc->sc_ah);
+ sc->sc_ah = NULL;
ath9k_exit_debug(sc);
return error;
ieee80211_wake_queues(hw);
+ ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
+
mutex_unlock:
mutex_unlock(&sc->mutex);
goto exit;
}
- if (sc->hw->conf.flags & IEEE80211_CONF_PS) {
+ if (sc->ps_enabled) {
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
/*
* mac80211 does not set PM field for normal data frames, so we
aphy->state = ATH_WIPHY_INACTIVE;
+ cancel_delayed_work_sync(&sc->ath_led_blink_work);
+ cancel_delayed_work_sync(&sc->tx_complete_work);
+
+ if (!sc->num_sec_wiphy) {
+ cancel_delayed_work_sync(&sc->wiphy_work);
+ cancel_work_sync(&sc->chan_work);
+ }
+
if (sc->sc_flags & SC_OP_INVALID) {
DPRINTF(sc, ATH_DBG_ANY, "Device not present\n");
return;
mutex_lock(&sc->mutex);
- ieee80211_stop_queues(hw);
+ cancel_delayed_work_sync(&sc->tx_complete_work);
if (ath9k_wiphy_started(sc)) {
mutex_unlock(&sc->mutex);
/* disable HAL and put h/w to sleep */
ath9k_hw_disable(sc->sc_ah);
ath9k_hw_configpcipowersave(sc->sc_ah, 1);
+ ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
sc->sc_flags |= SC_OP_INVALID;
if ((conf->type == NL80211_IFTYPE_STATION) ||
(conf->type == NL80211_IFTYPE_ADHOC) ||
(conf->type == NL80211_IFTYPE_MESH_POINT)) {
- if (ath9k_hw_phycounters(sc->sc_ah))
- sc->imask |= ATH9K_INT_MIB;
+ sc->imask |= ATH9K_INT_MIB;
sc->imask |= ATH9K_INT_TSFOOR;
}
struct ath_softc *sc = aphy->sc;
struct ieee80211_conf *conf = &hw->conf;
struct ath_hw *ah = sc->sc_ah;
+ bool all_wiphys_idle = false, disable_radio = false;
mutex_lock(&sc->mutex);
+ /* Leave this as the first check */
+ if (changed & IEEE80211_CONF_CHANGE_IDLE) {
+
+ spin_lock_bh(&sc->wiphy_lock);
+ all_wiphys_idle = ath9k_all_wiphys_idle(sc);
+ spin_unlock_bh(&sc->wiphy_lock);
+
+ if (conf->flags & IEEE80211_CONF_IDLE){
+ if (all_wiphys_idle)
+ disable_radio = true;
+ }
+ else if (all_wiphys_idle) {
+ ath_radio_enable(sc);
+ DPRINTF(sc, ATH_DBG_CONFIG,
+ "not-idle: enabling radio\n");
+ }
+ }
+
if (changed & IEEE80211_CONF_CHANGE_PS) {
if (conf->flags & IEEE80211_CONF_PS) {
if (!(ah->caps.hw_caps &
}
ath9k_hw_setrxabort(sc->sc_ah, 1);
}
- ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_NETWORK_SLEEP);
+ sc->ps_enabled = true;
} else {
+ sc->ps_enabled = false;
ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE);
if (!(ah->caps.hw_caps &
ATH9K_HW_CAP_AUTOSLEEP)) {
if (changed & IEEE80211_CONF_CHANGE_POWER)
sc->config.txpowlimit = 2 * conf->power_level;
+ if (disable_radio) {
+ DPRINTF(sc, ATH_DBG_CONFIG, "idle: disabling radio\n");
+ ath_radio_disable(sc);
+ }
+
mutex_unlock(&sc->mutex);
return 0;
(FIF_PROMISC_IN_BSS | \
FIF_ALLMULTI | \
FIF_CONTROL | \
+ FIF_PSPOLL | \
FIF_OTHER_BSS | \
FIF_BCN_PRBRESP_PROMISC | \
FIF_FCSFAIL)
static void ath9k_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
- int mc_count,
- struct dev_mc_list *mclist)
+ u64 multicast)
{
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
case IEEE80211_AMPDU_RX_STOP:
break;
case IEEE80211_AMPDU_TX_START:
- ret = ath_tx_aggr_start(sc, sta, tid, ssn);
- if (ret < 0)
- DPRINTF(sc, ATH_DBG_FATAL,
- "Unable to start TX aggregation\n");
- else
- ieee80211_start_tx_ba_cb_irqsafe(hw, sta->addr, tid);
+ ath_tx_aggr_start(sc, sta, tid, ssn);
+ ieee80211_start_tx_ba_cb_irqsafe(hw, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_STOP:
- ret = ath_tx_aggr_stop(sc, sta, tid);
- if (ret < 0)
- DPRINTF(sc, ATH_DBG_FATAL,
- "Unable to stop TX aggregation\n");
-
+ ath_tx_aggr_stop(sc, sta, tid);
ieee80211_stop_tx_ba_cb_irqsafe(hw, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
{ AR_SREV_VERSION_9100, "9100" },
{ AR_SREV_VERSION_9160, "9160" },
{ AR_SREV_VERSION_9280, "9280" },
- { AR_SREV_VERSION_9285, "9285" }
+ { AR_SREV_VERSION_9285, "9285" },
+ { AR_SREV_VERSION_9287, "9287" }
};
static struct {