#include <linux/nl80211.h>
#include "core.h"
+#include "reg.h"
#define ATH_PCI_VERSION "0.1"
-#define IEEE80211_HTCAP_MAXRXAMPDU_FACTOR 13
-
static char *dev_info = "ath9k";
MODULE_AUTHOR("Atheros Communications");
{ 0 }
};
+static void ath_detach(struct ath_softc *sc);
+
static int ath_get_channel(struct ath_softc *sc,
struct ieee80211_channel *chan)
{
switch (chan->band) {
case IEEE80211_BAND_2GHZ:
- if ((ext_chan_offset == IEEE80211_HT_IE_CHA_SEC_NONE) &&
+ if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_NONE) &&
(tx_chan_width == ATH9K_HT_MACMODE_20))
chanmode = CHANNEL_G_HT20;
- if ((ext_chan_offset == IEEE80211_HT_IE_CHA_SEC_ABOVE) &&
+ if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE) &&
(tx_chan_width == ATH9K_HT_MACMODE_2040))
chanmode = CHANNEL_G_HT40PLUS;
- if ((ext_chan_offset == IEEE80211_HT_IE_CHA_SEC_BELOW) &&
+ if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) &&
(tx_chan_width == ATH9K_HT_MACMODE_2040))
chanmode = CHANNEL_G_HT40MINUS;
break;
case IEEE80211_BAND_5GHZ:
- if ((ext_chan_offset == IEEE80211_HT_IE_CHA_SEC_NONE) &&
+ if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_NONE) &&
(tx_chan_width == ATH9K_HT_MACMODE_20))
chanmode = CHANNEL_A_HT20;
- if ((ext_chan_offset == IEEE80211_HT_IE_CHA_SEC_ABOVE) &&
+ if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE) &&
(tx_chan_width == ATH9K_HT_MACMODE_2040))
chanmode = CHANNEL_A_HT40PLUS;
- if ((ext_chan_offset == IEEE80211_HT_IE_CHA_SEC_BELOW) &&
+ if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) &&
(tx_chan_width == ATH9K_HT_MACMODE_2040))
chanmode = CHANNEL_A_HT40MINUS;
break;
if (!sc->sc_vaps[0])
return -EIO;
- vif = sc->sc_vaps[0]->av_if_data;
+ vif = sc->sc_vaps[0];
opmode = vif->type;
/*
ath_key_reset(sc, key->keyidx, freeslot);
}
-static void setup_ht_cap(struct ieee80211_ht_info *ht_info)
+static void setup_ht_cap(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 */
- ht_info->ht_supported = 1;
- ht_info->cap = (u16)IEEE80211_HT_CAP_SUP_WIDTH
- |(u16)IEEE80211_HT_CAP_SM_PS
- |(u16)IEEE80211_HT_CAP_SGI_40
- |(u16)IEEE80211_HT_CAP_DSSSCCK40;
+ ht_info->ht_supported = true;
+ ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
+ IEEE80211_HT_CAP_SM_PS |
+ 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;
- /* setup supported mcs set */
- memset(ht_info->supp_mcs_set, 0, 16);
- ht_info->supp_mcs_set[0] = 0xff;
- ht_info->supp_mcs_set[1] = 0xff;
- ht_info->supp_mcs_set[12] = IEEE80211_HT_CAP_MCS_TX_DEFINED;
-}
-
-static int ath_rate2idx(struct ath_softc *sc, int rate)
-{
- int i = 0, cur_band, n_rates;
- struct ieee80211_hw *hw = sc->hw;
-
- cur_band = hw->conf.channel->band;
- n_rates = sc->sbands[cur_band].n_bitrates;
-
- for (i = 0; i < n_rates; i++) {
- if (sc->sbands[cur_band].bitrates[i].bitrate == rate)
- break;
- }
-
- /*
- * NB:mac80211 validates rx rate index against the supported legacy rate
- * index only (should be done against ht rates also), return the highest
- * legacy rate index for rx rate which does not match any one of the
- * supported basic and extended rates to make mac80211 happy.
- * The following hack will be cleaned up once the issue with
- * the rx rate index validation in mac80211 is fixed.
- */
- if (i == n_rates)
- return n_rates - 1;
- return i;
-}
-
-static void ath9k_rx_prepare(struct ath_softc *sc,
- struct sk_buff *skb,
- struct ath_recv_status *status,
- struct ieee80211_rx_status *rx_status)
-{
- struct ieee80211_hw *hw = sc->hw;
- struct ieee80211_channel *curchan = hw->conf.channel;
-
- memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
-
- rx_status->mactime = status->tsf;
- rx_status->band = curchan->band;
- rx_status->freq = curchan->center_freq;
- rx_status->noise = sc->sc_ani.sc_noise_floor;
- rx_status->signal = rx_status->noise + status->rssi;
- rx_status->rate_idx = ath_rate2idx(sc, (status->rateKbps / 100));
- rx_status->antenna = status->antenna;
-
- /* XXX Fix me, 64 cannot be the max rssi value, rigure it out */
- rx_status->qual = status->rssi * 100 / 64;
-
- if (status->flags & ATH_RX_MIC_ERROR)
- rx_status->flag |= RX_FLAG_MMIC_ERROR;
- if (status->flags & ATH_RX_FCS_ERROR)
- rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
-
- rx_status->flag |= RX_FLAG_TSFT;
-}
-
-static u8 parse_mpdudensity(u8 mpdudensity)
-{
- /*
- * 802.11n D2.0 defined values for "Minimum MPDU Start Spacing":
- * 0 for no restriction
- * 1 for 1/4 us
- * 2 for 1/2 us
- * 3 for 1 us
- * 4 for 2 us
- * 5 for 4 us
- * 6 for 8 us
- * 7 for 16 us
- */
- switch (mpdudensity) {
- case 0:
- return 0;
- case 1:
- case 2:
- case 3:
- /* Our lower layer calculations limit our precision to
- 1 microsecond */
- return 1;
- case 4:
- return 2;
- case 5:
- return 4;
- case 6:
- return 8;
- case 7:
- return 16;
- default:
- return 0;
- }
+ /* set up supported mcs set */
+ memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
+ ht_info->mcs.rx_mask[0] = 0xff;
+ ht_info->mcs.rx_mask[1] = 0xff;
+ ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
}
static void ath9k_ht_conf(struct ath_softc *sc,
struct ieee80211_bss_conf *bss_conf)
{
-#define IEEE80211_HT_CAP_40MHZ_INTOLERANT BIT(14)
struct ath_ht_info *ht_info = &sc->sc_ht_info;
- if (bss_conf->assoc_ht) {
- ht_info->ext_chan_offset =
- bss_conf->ht_bss_conf->bss_cap &
- IEEE80211_HT_IE_CHA_SEC_OFFSET;
+ if (sc->hw->conf.ht.enabled) {
+ ht_info->ext_chan_offset = bss_conf->ht.secondary_channel_offset;
- if (!(bss_conf->ht_conf->cap &
- IEEE80211_HT_CAP_40MHZ_INTOLERANT) &&
- (bss_conf->ht_bss_conf->bss_cap &
- IEEE80211_HT_IE_CHA_WIDTH))
+ if (bss_conf->ht.width_40_ok)
ht_info->tx_chan_width = ATH9K_HT_MACMODE_2040;
else
ht_info->tx_chan_width = ATH9K_HT_MACMODE_20;
ath9k_hw_set11nmac2040(sc->sc_ah, ht_info->tx_chan_width);
- ht_info->maxampdu = 1 << (IEEE80211_HTCAP_MAXRXAMPDU_FACTOR +
- bss_conf->ht_conf->ampdu_factor);
- ht_info->mpdudensity =
- parse_mpdudensity(bss_conf->ht_conf->ampdu_density);
-
}
-
-#undef IEEE80211_HT_CAP_40MHZ_INTOLERANT
}
static void ath9k_bss_assoc_info(struct ath_softc *sc,
+ struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf)
{
struct ieee80211_hw *hw = sc->hw;
struct ieee80211_channel *curchan = hw->conf.channel;
- struct ath_vap *avp;
+ struct ath_vap *avp = (void *)vif->drv_priv;
int pos;
- DECLARE_MAC_BUF(mac);
if (bss_conf->assoc) {
DPRINTF(sc, ATH_DBG_CONFIG, "%s: Bss Info ASSOC %d\n",
__func__,
bss_conf->aid);
- avp = sc->sc_vaps[0];
- if (avp == NULL) {
- DPRINTF(sc, ATH_DBG_FATAL, "%s: Invalid interface\n",
- __func__);
- return;
- }
-
/* New association, store aid */
if (avp->av_opmode == ATH9K_M_STA) {
sc->sc_curaid = bss_conf->aid;
sc->sc_halstats.ns_avgtxrate = ATH_RATE_DUMMY_MARKER;
/* Update chainmask */
- ath_update_chainmask(sc, bss_conf->assoc_ht);
+ ath_update_chainmask(sc, hw->conf.ht.enabled);
DPRINTF(sc, ATH_DBG_CONFIG,
- "%s: bssid %s aid 0x%x\n",
+ "%s: bssid %pM aid 0x%x\n",
__func__,
- print_mac(mac, sc->sc_curbssid), sc->sc_curaid);
+ sc->sc_curbssid, sc->sc_curaid);
DPRINTF(sc, ATH_DBG_CONFIG, "%s: Set channel: %d MHz\n",
__func__,
return;
}
- if (hw->conf.ht_conf.ht_supported)
+ if (hw->conf.ht.enabled)
sc->sc_ah->ah_channels[pos].chanmode =
ath_get_extchanmode(sc, curchan);
else
DPRINTF(sc, ATH_DBG_FATAL,
"%s: Unable to set channel\n",
__func__);
-
- ath_rate_newstate(sc, avp);
- /* Update ratectrl about the new state */
- ath_rc_node_update(hw, avp->rc_node);
-
/* Start ANI */
mod_timer(&sc->sc_ani.timer,
jiffies + msecs_to_jiffies(ATH_ANI_POLLINTERVAL));
}
void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
- struct ath_xmit_status *tx_status, struct ath_node *an)
+ struct ath_xmit_status *tx_status)
{
struct ieee80211_hw *hw = sc->hw;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK ||
tx_info->flags & IEEE80211_TX_STAT_TX_FILTERED) {
- /* free driver's private data area of tx_info */
- if (tx_info->driver_data[0] != NULL)
- kfree(tx_info->driver_data[0]);
- tx_info->driver_data[0] = NULL;
+ if (tx_info->rate_driver_data[0] != NULL) {
+ kfree(tx_info->rate_driver_data[0]);
+ tx_info->rate_driver_data[0] = NULL;
+ }
}
if (tx_status->flags & ATH_TX_BAR) {
tx_status->flags &= ~ATH_TX_BAR;
}
- if (tx_status->flags & (ATH_TX_ERROR | ATH_TX_XRETRY)) {
- if (!(tx_info->flags & IEEE80211_TX_CTL_NO_ACK)) {
- /* Frame was not ACKed, but an ACK was expected */
- tx_info->status.excessive_retries = 1;
- }
- } else {
+ if (!(tx_status->flags & (ATH_TX_ERROR | ATH_TX_XRETRY))) {
/* Frame was ACKed */
tx_info->flags |= IEEE80211_TX_STAT_ACK;
}
- tx_info->status.retry_count = tx_status->retries;
+ tx_info->status.rates[0].count = tx_status->retries + 1;
ieee80211_tx_status(hw, skb);
- if (an)
- ath_node_put(sc, an, ATH9K_BH_STATUS_CHANGE);
-}
-
-int _ath_rx_indicate(struct ath_softc *sc,
- struct sk_buff *skb,
- struct ath_recv_status *status,
- u16 keyix)
-{
- struct ieee80211_hw *hw = sc->hw;
- struct ath_node *an = NULL;
- struct ieee80211_rx_status rx_status;
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
- int hdrlen = ieee80211_get_hdrlen_from_skb(skb);
- int padsize;
- enum ATH_RX_TYPE st;
-
- /* see if any padding is done by the hw and remove it */
- if (hdrlen & 3) {
- padsize = hdrlen % 4;
- memmove(skb->data + padsize, skb->data, hdrlen);
- skb_pull(skb, padsize);
- }
-
- /* Prepare rx status */
- ath9k_rx_prepare(sc, skb, status, &rx_status);
-
- if (!(keyix == ATH9K_RXKEYIX_INVALID) &&
- !(status->flags & ATH_RX_DECRYPT_ERROR)) {
- rx_status.flag |= RX_FLAG_DECRYPTED;
- } else if ((le16_to_cpu(hdr->frame_control) & IEEE80211_FCTL_PROTECTED)
- && !(status->flags & ATH_RX_DECRYPT_ERROR)
- && skb->len >= hdrlen + 4) {
- keyix = skb->data[hdrlen + 3] >> 6;
-
- if (test_bit(keyix, sc->sc_keymap))
- rx_status.flag |= RX_FLAG_DECRYPTED;
- }
-
- spin_lock_bh(&sc->node_lock);
- an = ath_node_find(sc, hdr->addr2);
- spin_unlock_bh(&sc->node_lock);
-
- if (an) {
- ath_rx_input(sc, an,
- hw->conf.ht_conf.ht_supported,
- skb, status, &st);
- }
- if (!an || (st != ATH_RX_CONSUMED))
- __ieee80211_rx(hw, skb, &rx_status);
-
- return 0;
-}
-
-int ath_rx_subframe(struct ath_node *an,
- struct sk_buff *skb,
- struct ath_recv_status *status)
-{
- struct ath_softc *sc = an->an_sc;
- struct ieee80211_hw *hw = sc->hw;
- struct ieee80211_rx_status rx_status;
-
- /* Prepare rx status */
- ath9k_rx_prepare(sc, skb, status, &rx_status);
- if (!(status->flags & ATH_RX_DECRYPT_ERROR))
- rx_status.flag |= RX_FLAG_DECRYPTED;
-
- __ieee80211_rx(hw, skb, &rx_status);
-
- return 0;
}
/********************************/
ath_deinit_leds(sc);
}
-#ifdef CONFIG_RFKILL
+#if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE)
+
/*******************/
/* Rfkill */
/*******************/
sc->rf_kill.rfkill = NULL;
}
}
+
+static int ath_start_rfkill_poll(struct ath_softc *sc)
+{
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
+ queue_delayed_work(sc->hw->workqueue,
+ &sc->rf_kill.rfkill_poll, 0);
+
+ if (!(sc->sc_flags & SC_OP_RFKILL_REGISTERED)) {
+ if (rfkill_register(sc->rf_kill.rfkill)) {
+ DPRINTF(sc, ATH_DBG_FATAL,
+ "Unable to register rfkill\n");
+ rfkill_free(sc->rf_kill.rfkill);
+
+ /* Deinitialize the device */
+ ath_detach(sc);
+ if (sc->pdev->irq)
+ free_irq(sc->pdev->irq, sc);
+ pci_iounmap(sc->pdev, sc->mem);
+ pci_release_region(sc->pdev, 0);
+ pci_disable_device(sc->pdev);
+ ieee80211_free_hw(sc->hw);
+ return -EIO;
+ } else {
+ sc->sc_flags |= SC_OP_RFKILL_REGISTERED;
+ }
+ }
+
+ return 0;
+}
#endif /* CONFIG_RFKILL */
-static int ath_detach(struct ath_softc *sc)
+static void ath_detach(struct ath_softc *sc)
{
struct ieee80211_hw *hw = sc->hw;
+ int i = 0;
DPRINTF(sc, ATH_DBG_CONFIG, "%s: Detach ATH hw\n", __func__);
- /* Deinit LED control */
- ath_deinit_leds(sc);
-
-#ifdef CONFIG_RFKILL
- /* deinit rfkill */
+#if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE)
ath_deinit_rfkill(sc);
#endif
-
- /* Unregister hw */
+ ath_deinit_leds(sc);
ieee80211_unregister_hw(hw);
- /* unregister Rate control */
ath_rate_control_unregister();
- /* tx/rx cleanup */
-
ath_rx_cleanup(sc);
ath_tx_cleanup(sc);
- /* Deinit */
+ tasklet_kill(&sc->intr_tq);
+ tasklet_kill(&sc->bcon_tasklet);
- ath_deinit(sc);
+ if (!(sc->sc_flags & SC_OP_INVALID))
+ ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE);
- return 0;
+ /* cleanup tx queues */
+ for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
+ if (ATH_TXQ_SETUP(sc, i))
+ ath_tx_cleanupq(sc, &sc->sc_txq[i]);
+
+ ath9k_hw_detach(sc->sc_ah);
}
-static int ath_attach(u16 devid,
- struct ath_softc *sc)
+static int ath_attach(u16 devid, struct ath_softc *sc)
{
struct ieee80211_hw *hw = sc->hw;
int error = 0;
if (error != 0)
return error;
- /* Init nodes */
-
- INIT_LIST_HEAD(&sc->node_list);
- spin_lock_init(&sc->node_lock);
-
/* get mac address from hardware and set in mac80211 */
SET_IEEE80211_PERM_ADDR(hw, sc->sc_myaddr);
- /* setup channels and rates */
-
- sc->sbands[IEEE80211_BAND_2GHZ].channels =
- sc->channels[IEEE80211_BAND_2GHZ];
- sc->sbands[IEEE80211_BAND_2GHZ].bitrates =
- sc->rates[IEEE80211_BAND_2GHZ];
- sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
-
- if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
- /* Setup HT capabilities for 2.4Ghz*/
- setup_ht_cap(&sc->sbands[IEEE80211_BAND_2GHZ].ht_info);
-
- hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
- &sc->sbands[IEEE80211_BAND_2GHZ];
-
- if (test_bit(ATH9K_MODE_11A, sc->sc_ah->ah_caps.wireless_modes)) {
- sc->sbands[IEEE80211_BAND_5GHZ].channels =
- sc->channels[IEEE80211_BAND_5GHZ];
- sc->sbands[IEEE80211_BAND_5GHZ].bitrates =
- sc->rates[IEEE80211_BAND_5GHZ];
- sc->sbands[IEEE80211_BAND_5GHZ].band =
- IEEE80211_BAND_5GHZ;
-
- if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
- /* Setup HT capabilities for 5Ghz*/
- setup_ht_cap(&sc->sbands[IEEE80211_BAND_5GHZ].ht_info);
-
- hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
- &sc->sbands[IEEE80211_BAND_5GHZ];
- }
+ hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
+ IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
+ IEEE80211_HW_SIGNAL_DBM |
+ IEEE80211_HW_AMPDU_AGGREGATION;
- /* FIXME: Have to figure out proper hw init values later */
+ hw->wiphy->interface_modes =
+ BIT(NL80211_IFTYPE_AP) |
+ BIT(NL80211_IFTYPE_STATION) |
+ BIT(NL80211_IFTYPE_ADHOC);
hw->queues = 4;
- hw->ampdu_queues = 1;
+ hw->sta_data_size = sizeof(struct ath_node);
+ hw->vif_data_size = sizeof(struct ath_vap);
/* Register rate control */
hw->rate_control_algorithm = "ath9k_rate_control";
goto bad;
}
- error = ieee80211_register_hw(hw);
- if (error != 0) {
- ath_rate_control_unregister();
- goto bad;
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT) {
+ setup_ht_cap(&sc->sbands[IEEE80211_BAND_2GHZ].ht_cap);
+ if (test_bit(ATH9K_MODE_11A, sc->sc_ah->ah_caps.wireless_modes))
+ setup_ht_cap(&sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
}
- /* Initialize LED control */
- ath_init_leds(sc);
+ hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &sc->sbands[IEEE80211_BAND_2GHZ];
+ if (test_bit(ATH9K_MODE_11A, sc->sc_ah->ah_caps.wireless_modes))
+ hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
+ &sc->sbands[IEEE80211_BAND_5GHZ];
-#ifdef CONFIG_RFKILL
+ /* initialize tx/rx engine */
+ error = ath_tx_init(sc, ATH_TXBUF);
+ if (error != 0)
+ goto detach;
+
+ error = ath_rx_init(sc, ATH_RXBUF);
+ if (error != 0)
+ goto detach;
+
+#if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE)
/* Initialze h/w Rfkill */
if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
INIT_DELAYED_WORK(&sc->rf_kill.rfkill_poll, ath_rfkill_poll);
goto detach;
#endif
- /* initialize tx/rx engine */
-
- error = ath_tx_init(sc, ATH_TXBUF);
- if (error != 0)
- goto detach;
+ error = ieee80211_register_hw(hw);
+ if (error != 0) {
+ ath_rate_control_unregister();
+ goto bad;
+ }
- error = ath_rx_init(sc, ATH_RXBUF);
- if (error != 0)
- goto detach;
+ /* Initialize LED control */
+ ath_init_leds(sc);
return 0;
detach:
DPRINTF(sc, ATH_DBG_CONFIG, "%s: Starting driver with "
"initial channel: %d MHz\n", __func__, curchan->center_freq);
+ memset(&sc->sc_ht_info, 0, sizeof(struct ath_ht_info));
+
/* setup initial channel */
pos = ath_get_channel(sc, curchan);
if (pos == -1) {
DPRINTF(sc, ATH_DBG_FATAL, "%s: Invalid channel\n", __func__);
- return -EINVAL;
+ error = -EINVAL;
+ goto exit;
}
sc->sc_ah->ah_channels[pos].chanmode =
(curchan->band == IEEE80211_BAND_2GHZ) ? CHANNEL_G : CHANNEL_A;
- /* open ath_dev */
error = ath_open(sc, &sc->sc_ah->ah_channels[pos]);
if (error) {
DPRINTF(sc, ATH_DBG_FATAL,
"%s: Unable to complete ath_open\n", __func__);
- return error;
+ goto exit;
}
-#ifdef CONFIG_RFKILL
- /* Start rfkill polling */
- if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
- queue_delayed_work(sc->hw->workqueue,
- &sc->rf_kill.rfkill_poll, 0);
-
- if (!(sc->sc_flags & SC_OP_RFKILL_REGISTERED)) {
- if (rfkill_register(sc->rf_kill.rfkill)) {
- DPRINTF(sc, ATH_DBG_FATAL,
- "Unable to register rfkill\n");
- rfkill_free(sc->rf_kill.rfkill);
-
- /* Deinitialize the device */
- if (sc->pdev->irq)
- free_irq(sc->pdev->irq, sc);
- ath_detach(sc);
- pci_iounmap(sc->pdev, sc->mem);
- pci_release_region(sc->pdev, 0);
- pci_disable_device(sc->pdev);
- ieee80211_free_hw(hw);
- return -EIO;
- } else {
- sc->sc_flags |= SC_OP_RFKILL_REGISTERED;
- }
- }
+#if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE)
+ error = ath_start_rfkill_poll(sc);
#endif
- ieee80211_wake_queues(hw);
- return 0;
+exit:
+ return error;
}
static int ath9k_tx(struct ieee80211_hw *hw,
struct sk_buff *skb)
{
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ath_softc *sc = hw->priv;
+ struct ath_tx_control txctl;
int hdrlen, padsize;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+
+ memset(&txctl, 0, sizeof(struct ath_tx_control));
/*
* As a temporary workaround, assign seq# here; this will likely need
memmove(skb->data, skb->data + padsize, hdrlen);
}
+ /* Check if a tx queue is available */
+
+ txctl.txq = ath_test_get_txq(sc, skb);
+ if (!txctl.txq)
+ goto exit;
+
DPRINTF(sc, ATH_DBG_XMIT, "%s: transmitting packet, skb: %p\n",
__func__,
skb);
- if (ath_tx_start(sc, skb) != 0) {
+ if (ath_tx_start(sc, skb, &txctl) != 0) {
DPRINTF(sc, ATH_DBG_XMIT, "%s: TX failed\n", __func__);
- dev_kfree_skb_any(skb);
- /* FIXME: Check for proper return value from ATH_DEV */
- return 0;
+ goto exit;
}
+ return 0;
+exit:
+ dev_kfree_skb_any(skb);
return 0;
}
static void ath9k_stop(struct ieee80211_hw *hw)
{
struct ath_softc *sc = hw->priv;
- int error;
-
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: Driver halt\n", __func__);
- error = ath_suspend(sc);
- if (error)
- DPRINTF(sc, ATH_DBG_CONFIG,
- "%s: Device is no longer present\n", __func__);
+ if (sc->sc_flags & SC_OP_INVALID) {
+ DPRINTF(sc, ATH_DBG_ANY, "%s: Device not present\n", __func__);
+ return;
+ }
- ieee80211_stop_queues(hw);
+ ath_stop(sc);
-#ifdef CONFIG_RFKILL
- if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
- cancel_delayed_work_sync(&sc->rf_kill.rfkill_poll);
-#endif
+ DPRINTF(sc, ATH_DBG_CONFIG, "%s: Driver halt\n", __func__);
}
static int ath9k_add_interface(struct ieee80211_hw *hw,
struct ieee80211_if_init_conf *conf)
{
struct ath_softc *sc = hw->priv;
- int error, ic_opmode = 0;
+ struct ath_vap *avp = (void *)conf->vif->drv_priv;
+ int ic_opmode = 0;
/* Support only vap for now */
__func__,
ic_opmode);
- error = ath_vap_attach(sc, 0, conf->vif, ic_opmode);
- if (error) {
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Unable to attach vap, error: %d\n",
- __func__, error);
- return error;
- }
+ /* Set the VAP opmode */
+ avp->av_opmode = ic_opmode;
+ avp->av_bslot = -1;
+
+ if (ic_opmode == ATH9K_M_HOSTAP)
+ ath9k_hw_set_tsfadjust(sc->sc_ah, 1);
+
+ sc->sc_vaps[0] = conf->vif;
+ sc->sc_nvaps++;
+
+ /* Set the device opmode */
+ sc->sc_ah->ah_opmode = ic_opmode;
if (conf->type == NL80211_IFTYPE_AP) {
/* TODO: is this a suitable place to start ANI for AP mode? */
struct ieee80211_if_init_conf *conf)
{
struct ath_softc *sc = hw->priv;
- struct ath_vap *avp;
- int error;
+ struct ath_vap *avp = (void *)conf->vif->drv_priv;
DPRINTF(sc, ATH_DBG_CONFIG, "%s: Detach VAP\n", __func__);
- avp = sc->sc_vaps[0];
- if (avp == NULL) {
- DPRINTF(sc, ATH_DBG_FATAL, "%s: Invalid interface\n",
- __func__);
- return;
- }
-
#ifdef CONFIG_SLOW_ANT_DIV
ath_slow_ant_div_stop(&sc->sc_antdiv);
#endif
/* Stop ANI */
del_timer_sync(&sc->sc_ani.timer);
- /* Update ratectrl */
- ath_rate_newstate(sc, avp);
-
/* Reclaim beacon resources */
if (sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP ||
sc->sc_ah->ah_opmode == ATH9K_M_IBSS) {
ath_beacon_return(sc, avp);
}
- /* Set interrupt mask */
- sc->sc_imask &= ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS);
- ath9k_hw_set_interrupts(sc->sc_ah, sc->sc_imask & ~ATH9K_INT_GLOBAL);
sc->sc_flags &= ~SC_OP_BEACONS;
- error = ath_vap_detach(sc, 0);
- if (error)
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Unable to detach vap, error: %d\n",
- __func__, error);
+ sc->sc_vaps[0] = NULL;
+ sc->sc_nvaps--;
}
-static int ath9k_config(struct ieee80211_hw *hw,
- struct ieee80211_conf *conf)
+static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
{
struct ath_softc *sc = hw->priv;
struct ieee80211_channel *curchan = hw->conf.channel;
+ struct ieee80211_conf *conf = &hw->conf;
int pos;
DPRINTF(sc, ATH_DBG_CONFIG, "%s: Set channel: %d MHz\n",
__func__,
curchan->center_freq);
+ /* Update chainmask */
+ ath_update_chainmask(sc, conf->ht.enabled);
+
pos = ath_get_channel(sc, curchan);
if (pos == -1) {
DPRINTF(sc, ATH_DBG_FATAL, "%s: Invalid channel\n", __func__);
(curchan->band == IEEE80211_BAND_2GHZ) ?
CHANNEL_G : CHANNEL_A;
- if (sc->sc_curaid && hw->conf.ht_conf.ht_supported)
+ if (sc->sc_curaid && hw->conf.ht.enabled)
sc->sc_ah->ah_channels[pos].chanmode =
ath_get_extchanmode(sc, curchan);
- sc->sc_config.txpowlimit = 2 * conf->power_level;
+ if (changed & IEEE80211_CONF_CHANGE_POWER)
+ sc->sc_config.txpowlimit = 2 * conf->power_level;
/* set h/w channel */
if (ath_set_channel(sc, &sc->sc_ah->ah_channels[pos]) < 0)
{
struct ath_softc *sc = hw->priv;
struct ath_hal *ah = sc->sc_ah;
- struct ath_vap *avp;
+ struct ath_vap *avp = (void *)vif->drv_priv;
u32 rfilt = 0;
int error, i;
- DECLARE_MAC_BUF(mac);
-
- avp = sc->sc_vaps[0];
- if (avp == NULL) {
- DPRINTF(sc, ATH_DBG_FATAL, "%s: Invalid interface\n",
- __func__);
- return -EINVAL;
- }
/* TODO: Need to decide which hw opmode to use for multi-interface
* cases */
switch (vif->type) {
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_ADHOC:
- /* Update ratectrl about the new state */
- ath_rate_newstate(sc, avp);
-
/* Set BSSID */
memcpy(sc->sc_curbssid, conf->bssid, ETH_ALEN);
sc->sc_curaid = 0;
/* Set aggregation protection mode parameters */
sc->sc_config.ath_aggr_prot = 0;
- /*
- * Reset our TSF so that its value is lower than the
- * beacon that we are trying to catch.
- * Only then hw will update its TSF register with the
- * new beacon. Reset the TSF before setting the BSSID
- * to avoid allowing in any frames that would update
- * our TSF only to have us clear it
- * immediately thereafter.
- */
- ath9k_hw_reset_tsf(sc->sc_ah);
-
- /* Disable BMISS interrupt when we're not associated */
- ath9k_hw_set_interrupts(sc->sc_ah,
- sc->sc_imask &
- ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS));
- sc->sc_imask &= ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS);
-
DPRINTF(sc, ATH_DBG_CONFIG,
- "%s: RX filter 0x%x bssid %s aid 0x%x\n",
+ "%s: RX filter 0x%x bssid %pM aid 0x%x\n",
__func__, rfilt,
- print_mac(mac, sc->sc_curbssid), sc->sc_curaid);
+ sc->sc_curbssid, sc->sc_curaid);
/* need to reconfigure the beacon */
sc->sc_flags &= ~SC_OP_BEACONS ;
}
/* Check for WLAN_CAPABILITY_PRIVACY ? */
- if ((avp->av_opmode != NL80211_IFTYPE_STATION)) {
+ if ((avp->av_opmode != ATH9K_M_STA)) {
for (i = 0; i < IEEE80211_WEP_NKID; i++)
if (ath9k_hw_keyisvalid(sc->sc_ah, (u16)i))
ath9k_hw_keysetmac(sc->sc_ah,
struct ieee80211_sta *sta)
{
struct ath_softc *sc = hw->priv;
- struct ath_node *an;
- unsigned long flags;
- DECLARE_MAC_BUF(mac);
-
- spin_lock_irqsave(&sc->node_lock, flags);
- an = ath_node_find(sc, sta->addr);
- spin_unlock_irqrestore(&sc->node_lock, flags);
switch (cmd) {
case STA_NOTIFY_ADD:
- spin_lock_irqsave(&sc->node_lock, flags);
- if (!an) {
- ath_node_attach(sc, sta->addr, 0);
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: Attach a node: %s\n",
- __func__, print_mac(mac, sta->addr));
- } else {
- ath_node_get(sc, sta->addr);
- }
- spin_unlock_irqrestore(&sc->node_lock, flags);
+ ath_node_attach(sc, sta);
break;
case STA_NOTIFY_REMOVE:
- if (!an)
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Removal of a non-existent node\n",
- __func__);
- else {
- ath_node_put(sc, an, ATH9K_BH_STATUS_INTACT);
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: Put a node: %s\n",
- __func__,
- print_mac(mac, sta->addr));
- }
+ ath_node_detach(sc, sta);
break;
default:
break;
}
if (changed & BSS_CHANGED_HT) {
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: BSS Changed HT %d\n",
- __func__,
- bss_conf->assoc_ht);
+ DPRINTF(sc, ATH_DBG_CONFIG, "%s: BSS Changed HT\n",
+ __func__);
ath9k_ht_conf(sc, bss_conf);
}
DPRINTF(sc, ATH_DBG_CONFIG, "%s: BSS Changed ASSOC %d\n",
__func__,
bss_conf->assoc);
- ath9k_bss_assoc_info(sc, bss_conf);
+ ath9k_bss_assoc_info(sc, vif, bss_conf);
}
}
switch (action) {
case IEEE80211_AMPDU_RX_START:
- ret = ath_rx_aggr_start(sc, sta->addr, tid, ssn);
- if (ret < 0)
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Unable to start RX aggregation\n",
- __func__);
+ if (!(sc->sc_flags & SC_OP_RXAGGR))
+ ret = -ENOTSUPP;
break;
case IEEE80211_AMPDU_RX_STOP:
- ret = ath_rx_aggr_stop(sc, sta->addr, tid);
- if (ret < 0)
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Unable to stop RX aggregation\n",
- __func__);
break;
case IEEE80211_AMPDU_TX_START:
- ret = ath_tx_aggr_start(sc, sta->addr, tid, ssn);
+ ret = ath_tx_aggr_start(sc, sta, tid, ssn);
if (ret < 0)
DPRINTF(sc, ATH_DBG_FATAL,
"%s: Unable to start TX aggregation\n",
ieee80211_start_tx_ba_cb_irqsafe(hw, sta->addr, tid);
break;
case IEEE80211_AMPDU_TX_STOP:
- ret = ath_tx_aggr_stop(sc, sta->addr, tid);
+ ret = ath_tx_aggr_stop(sc, sta, tid);
if (ret < 0)
DPRINTF(sc, ATH_DBG_FATAL,
"%s: Unable to stop TX aggregation\n",
ieee80211_stop_tx_ba_cb_irqsafe(hw, sta->addr, tid);
break;
+ case IEEE80211_AMPDU_TX_RESUME:
+ ath_tx_aggr_resume(sc, sta, tid);
+ break;
default:
DPRINTF(sc, ATH_DBG_FATAL,
"%s: Unknown AMPDU action\n", __func__);
.config = ath9k_config,
.config_interface = ath9k_config_interface,
.configure_filter = ath9k_configure_filter,
- .get_stats = NULL,
.sta_notify = ath9k_sta_notify,
.conf_tx = ath9k_conf_tx,
- .get_tx_stats = NULL,
.bss_info_changed = ath9k_bss_info_changed,
- .set_tim = NULL,
.set_key = ath9k_set_key,
- .hw_scan = NULL,
- .get_tkip_seq = NULL,
- .set_rts_threshold = NULL,
- .set_frag_threshold = NULL,
- .set_retry_limit = NULL,
.get_tsf = ath9k_get_tsf,
.reset_tsf = ath9k_reset_tsf,
- .tx_last_beacon = NULL,
.ampdu_action = ath9k_ampdu_action,
.set_frag_threshold = ath9k_no_fragmentation,
};
+static struct {
+ u32 version;
+ const char * name;
+} ath_mac_bb_names[] = {
+ { AR_SREV_VERSION_5416_PCI, "5416" },
+ { AR_SREV_VERSION_5416_PCIE, "5418" },
+ { AR_SREV_VERSION_9100, "9100" },
+ { AR_SREV_VERSION_9160, "9160" },
+ { AR_SREV_VERSION_9280, "9280" },
+ { AR_SREV_VERSION_9285, "9285" }
+};
+
+static struct {
+ u16 version;
+ const char * name;
+} ath_rf_names[] = {
+ { 0, "5133" },
+ { AR_RAD5133_SREV_MAJOR, "5133" },
+ { AR_RAD5122_SREV_MAJOR, "5122" },
+ { AR_RAD2133_SREV_MAJOR, "2133" },
+ { AR_RAD2122_SREV_MAJOR, "2122" }
+};
+
+/*
+ * Return the MAC/BB name. "????" is returned if the MAC/BB is unknown.
+ */
+
+static const char *
+ath_mac_bb_name(u32 mac_bb_version)
+{
+ int i;
+
+ for (i=0; i<ARRAY_SIZE(ath_mac_bb_names); i++) {
+ if (ath_mac_bb_names[i].version == mac_bb_version) {
+ return ath_mac_bb_names[i].name;
+ }
+ }
+
+ return "????";
+}
+
+/*
+ * Return the RF name. "????" is returned if the RF is unknown.
+ */
+
+static const char *
+ath_rf_name(u16 rf_version)
+{
+ int i;
+
+ for (i=0; i<ARRAY_SIZE(ath_rf_names); i++) {
+ if (ath_rf_names[i].version == rf_version) {
+ return ath_rf_names[i].name;
+ }
+ }
+
+ return "????";
+}
+
static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
void __iomem *mem;
struct ath_softc *sc;
struct ieee80211_hw *hw;
- const char *athname;
u8 csz;
u32 val;
int ret = 0;
+ struct ath_hal *ah;
if (pci_enable_device(pdev))
return -EIO;
- /* XXX 32-bit addressing only */
- if (pci_set_dma_mask(pdev, 0xffffffff)) {
- printk(KERN_ERR "ath_pci: 32-bit DMA not available\n");
- ret = -ENODEV;
+ ret = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+
+ if (ret) {
+ printk(KERN_ERR "ath9k: 32-bit DMA not available\n");
+ goto bad;
+ }
+
+ ret = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
+
+ if (ret) {
+ printk(KERN_ERR "ath9k: 32-bit DMA consistent "
+ "DMA enable faled\n");
goto bad;
}
goto bad2;
}
- hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
- IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
- IEEE80211_HW_SIGNAL_DBM |
- IEEE80211_HW_NOISE_DBM;
-
- hw->wiphy->interface_modes =
- BIT(NL80211_IFTYPE_AP) |
- BIT(NL80211_IFTYPE_STATION) |
- BIT(NL80211_IFTYPE_ADHOC);
-
SET_IEEE80211_DEV(hw, &pdev->dev);
pci_set_drvdata(pdev, hw);
goto bad4;
}
- athname = ath9k_hw_probe(id->vendor, id->device);
-
- printk(KERN_INFO "%s: %s: mem=0x%lx, irq=%d\n",
+ ah = sc->sc_ah;
+ printk(KERN_INFO
+ "%s: Atheros AR%s MAC/BB Rev:%x "
+ "AR%s RF Rev:%x: mem=0x%lx, irq=%d\n",
wiphy_name(hw->wiphy),
- athname ? athname : "Atheros ???",
+ ath_mac_bb_name(ah->ah_macVersion),
+ ah->ah_macRev,
+ ath_rf_name((ah->ah_analog5GhzRev & AR_RADIO_SREV_MAJOR)),
+ ah->ah_phyRev,
(unsigned long)mem, pdev->irq);
return 0;
{
struct ieee80211_hw *hw = pci_get_drvdata(pdev);
struct ath_softc *sc = hw->priv;
- enum ath9k_int status;
- if (pdev->irq) {
- ath9k_hw_set_interrupts(sc->sc_ah, 0);
- /* clear the ISR */
- ath9k_hw_getisr(sc->sc_ah, &status);
- sc->sc_flags |= SC_OP_INVALID;
- free_irq(pdev->irq, sc);
- }
ath_detach(sc);
-
+ if (pdev->irq)
+ free_irq(pdev->irq, sc);
pci_iounmap(pdev, sc->mem);
pci_release_region(pdev, 0);
pci_disable_device(pdev);
ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
-#ifdef CONFIG_RFKILL
+#if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE)
if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
cancel_delayed_work_sync(&sc->rf_kill.rfkill_poll);
#endif
AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
-#ifdef CONFIG_RFKILL
+#if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE)
/*
* check the h/w rfkill state on resume
* and start the rfkill poll timer
projects / linux-2.6-omap-h63xx.git / blobdiff