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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless

Browse Source
This commit is contained in:
John W. Linville 2014-02-13 14:43:02 -05:00
commit 0e028ab0fb
30 changed files with 256 additions and 159 deletions
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2
drivers/net/wireless/ath/ar5523/ar5523.c
View File

@ -1764,7 +1764,7 @@ static struct usb_device_id ar5523_id_table[] = {
AR5523_DEVICE_UG(0x07d1, 0x3a07), /* D-Link / WUA-2340 rev A1 */
AR5523_DEVICE_UG(0x1690, 0x0712), /* Gigaset / AR5523 */
AR5523_DEVICE_UG(0x1690, 0x0710), /* Gigaset / SMCWUSBTG */
AR5523_DEVICE_UG(0x129b, 0x160c), /* Gigaset / USB stick 108
AR5523_DEVICE_UG(0x129b, 0x160b), /* Gigaset / USB stick 108
(CyberTAN Technology) */
AR5523_DEVICE_UG(0x16ab, 0x7801), /* Globalsun / AR5523_1 */
AR5523_DEVICE_UX(0x16ab, 0x7811), /* Globalsun / AR5523_2 */

4
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
View File

@ -5065,6 +5065,10 @@ static u16 ar9003_hw_get_max_edge_power(struct ar9300_eeprom *eep,
break;
}
}
if (is2GHz && !twiceMaxEdgePower)
twiceMaxEdgePower = 60;
return twiceMaxEdgePower;
}

2
drivers/net/wireless/ath/ath9k/htc.h
View File

@ -262,6 +262,8 @@ enum tid_aggr_state {
struct ath9k_htc_sta {
u8 index;
enum tid_aggr_state tid_state[ATH9K_HTC_MAX_TID];
struct work_struct rc_update_work;
struct ath9k_htc_priv *htc_priv;
};
#define ATH9K_HTC_RXBUF 256

8
drivers/net/wireless/ath/ath9k/htc_drv_init.c
View File

@ -34,6 +34,10 @@ static int ath9k_htc_btcoex_enable;
module_param_named(btcoex_enable, ath9k_htc_btcoex_enable, int, 0444);
MODULE_PARM_DESC(btcoex_enable, "Enable wifi-BT coexistence");
static int ath9k_ps_enable;
module_param_named(ps_enable, ath9k_ps_enable, int, 0444);
MODULE_PARM_DESC(ps_enable, "Enable WLAN PowerSave");
#define CHAN2G(_freq, _idx) { \
.center_freq = (_freq), \
.hw_value = (_idx), \
@ -726,12 +730,14 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv,
IEEE80211_HW_SPECTRUM_MGMT |
IEEE80211_HW_HAS_RATE_CONTROL |
IEEE80211_HW_RX_INCLUDES_FCS |
IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_REPORTS_TX_ACK_STATUS |
IEEE80211_HW_MFP_CAPABLE |
IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING;
if (ath9k_ps_enable)
hw->flags |= IEEE80211_HW_SUPPORTS_PS;
hw->wiphy->interface_modes =
BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC) |

63
drivers/net/wireless/ath/ath9k/htc_drv_main.c
View File

@ -1270,18 +1270,50 @@ static void ath9k_htc_configure_filter(struct ieee80211_hw *hw,
mutex_unlock(&priv->mutex);
}
static void ath9k_htc_sta_rc_update_work(struct work_struct *work)
{
struct ath9k_htc_sta *ista =
container_of(work, struct ath9k_htc_sta, rc_update_work);
struct ieee80211_sta *sta =
container_of((void *)ista, struct ieee80211_sta, drv_priv);
struct ath9k_htc_priv *priv = ista->htc_priv;
struct ath_common *common = ath9k_hw_common(priv->ah);
struct ath9k_htc_target_rate trate;
mutex_lock(&priv->mutex);
ath9k_htc_ps_wakeup(priv);
memset(&trate, 0, sizeof(struct ath9k_htc_target_rate));
ath9k_htc_setup_rate(priv, sta, &trate);
if (!ath9k_htc_send_rate_cmd(priv, &trate))
ath_dbg(common, CONFIG,
"Supported rates for sta: %pM updated, rate caps: 0x%X\n",
sta->addr, be32_to_cpu(trate.capflags));
else
ath_dbg(common, CONFIG,
"Unable to update supported rates for sta: %pM\n",
sta->addr);
ath9k_htc_ps_restore(priv);
mutex_unlock(&priv->mutex);
}
static int ath9k_htc_sta_add(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct ath9k_htc_priv *priv = hw->priv;
struct ath9k_htc_sta *ista = (struct ath9k_htc_sta *) sta->drv_priv;
int ret;
mutex_lock(&priv->mutex);
ath9k_htc_ps_wakeup(priv);
ret = ath9k_htc_add_station(priv, vif, sta);
if (!ret)
if (!ret) {
INIT_WORK(&ista->rc_update_work, ath9k_htc_sta_rc_update_work);
ista->htc_priv = priv;
ath9k_htc_init_rate(priv, sta);
}
ath9k_htc_ps_restore(priv);
mutex_unlock(&priv->mutex);
@ -1293,12 +1325,13 @@ static int ath9k_htc_sta_remove(struct ieee80211_hw *hw,
struct ieee80211_sta *sta)
{
struct ath9k_htc_priv *priv = hw->priv;
struct ath9k_htc_sta *ista;
struct ath9k_htc_sta *ista = (struct ath9k_htc_sta *) sta->drv_priv;
int ret;
cancel_work_sync(&ista->rc_update_work);
mutex_lock(&priv->mutex);
ath9k_htc_ps_wakeup(priv);
ista = (struct ath9k_htc_sta *) sta->drv_priv;
htc_sta_drain(priv->htc, ista->index);
ret = ath9k_htc_remove_station(priv, vif, sta);
ath9k_htc_ps_restore(priv);
@ -1311,28 +1344,12 @@ static void ath9k_htc_sta_rc_update(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u32 changed)
{
struct ath9k_htc_priv *priv = hw->priv;
struct ath_common *common = ath9k_hw_common(priv->ah);
struct ath9k_htc_target_rate trate;
struct ath9k_htc_sta *ista = (struct ath9k_htc_sta *) sta->drv_priv;
mutex_lock(&priv->mutex);
ath9k_htc_ps_wakeup(priv);
if (!(changed & IEEE80211_RC_SUPP_RATES_CHANGED))
return;
if (changed & IEEE80211_RC_SUPP_RATES_CHANGED) {
memset(&trate, 0, sizeof(struct ath9k_htc_target_rate));
ath9k_htc_setup_rate(priv, sta, &trate);
if (!ath9k_htc_send_rate_cmd(priv, &trate))
ath_dbg(common, CONFIG,
"Supported rates for sta: %pM updated, rate caps: 0x%X\n",
sta->addr, be32_to_cpu(trate.capflags));
else
ath_dbg(common, CONFIG,
"Unable to update supported rates for sta: %pM\n",
sta->addr);
}
ath9k_htc_ps_restore(priv);
mutex_unlock(&priv->mutex);
schedule_work(&ista->rc_update_work);
}
static int ath9k_htc_conf_tx(struct ieee80211_hw *hw,

5
drivers/net/wireless/ath/ath9k/hw.c
View File

@ -1315,7 +1315,7 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type)
if (AR_SREV_9300_20_OR_LATER(ah))
udelay(50);
else if (AR_SREV_9100(ah))
udelay(10000);
mdelay(10);
else
udelay(100);
@ -2050,9 +2050,8 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah)
REG_SET_BIT(ah, AR_RTC_FORCE_WAKE,
AR_RTC_FORCE_WAKE_EN);
if (AR_SREV_9100(ah))
udelay(10000);
mdelay(10);
else
udelay(50);

8
drivers/net/wireless/ath/ath9k/init.c
View File

@ -57,6 +57,10 @@ static int ath9k_bt_ant_diversity;
module_param_named(bt_ant_diversity, ath9k_bt_ant_diversity, int, 0444);
MODULE_PARM_DESC(bt_ant_diversity, "Enable WLAN/BT RX antenna diversity");
static int ath9k_ps_enable;
module_param_named(ps_enable, ath9k_ps_enable, int, 0444);
MODULE_PARM_DESC(ps_enable, "Enable WLAN PowerSave");
bool is_ath9k_unloaded;
/* We use the hw_value as an index into our private channel structure */
@ -903,13 +907,15 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_SPECTRUM_MGMT |
IEEE80211_HW_REPORTS_TX_ACK_STATUS |
IEEE80211_HW_SUPPORTS_RC_TABLE |
IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
if (ath9k_ps_enable)
hw->flags |= IEEE80211_HW_SUPPORTS_PS;
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION;

5
drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
View File

@ -182,6 +182,11 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
for (ch_idx = 0; ch_idx < IWL_NUM_CHANNELS; ch_idx++) {
ch_flags = __le16_to_cpup(nvm_ch_flags + ch_idx);
if (ch_idx >= NUM_2GHZ_CHANNELS &&
!data->sku_cap_band_52GHz_enable)
ch_flags &= ~NVM_CHANNEL_VALID;
if (!(ch_flags & NVM_CHANNEL_VALID)) {
IWL_DEBUG_EEPROM(dev,
"Ch. %d Flags %x [%sGHz] - No traffic\n",

4
drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
View File

@ -504,6 +504,7 @@ struct iwl_scan_offload_profile {
* @match_notify: clients waiting for match found notification
* @pass_match: clients waiting for the results
* @active_clients: active clients bitmap - enum scan_framework_client
* @any_beacon_notify: clients waiting for match notification without match
*/
struct iwl_scan_offload_profile_cfg {
struct iwl_scan_offload_profile profiles[IWL_SCAN_MAX_PROFILES];
@ -512,7 +513,8 @@ struct iwl_scan_offload_profile_cfg {
u8 match_notify;
u8 pass_match;
u8 active_clients;
u8 reserved[3];
u8 any_beacon_notify;
u8 reserved[2];
} __packed;
/**

2
drivers/net/wireless/iwlwifi/mvm/mac80211.c
View File

@ -361,7 +361,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
else
hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_SCHED_SCAN) {
if (0 && mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_SCHED_SCAN) {
hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
hw->wiphy->max_sched_scan_ssids = PROBE_OPTION_MAX;
hw->wiphy->max_match_sets = IWL_SCAN_MAX_PROFILES;

5
drivers/net/wireless/iwlwifi/mvm/scan.c
View File

@ -344,7 +344,8 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm,
iwl_mvm_scan_fill_ssids(cmd, req, basic_ssid ? 1 : 0);
cmd->tx_cmd.tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL);
cmd->tx_cmd.tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL |
TX_CMD_FLG_BT_DIS);
cmd->tx_cmd.sta_id = mvm->aux_sta.sta_id;
cmd->tx_cmd.life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE);
cmd->tx_cmd.rate_n_flags =
@ -818,6 +819,8 @@ int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
profile_cfg->active_clients = SCAN_CLIENT_SCHED_SCAN;
profile_cfg->pass_match = SCAN_CLIENT_SCHED_SCAN;
profile_cfg->match_notify = SCAN_CLIENT_SCHED_SCAN;
if (!req->n_match_sets || !req->match_sets[0].ssid.ssid_len)
profile_cfg->any_beacon_notify = SCAN_CLIENT_SCHED_SCAN;
for (i = 0; i < req->n_match_sets; i++) {
profile = &profile_cfg->profiles[i];

2
drivers/net/wireless/iwlwifi/mvm/sta.c
View File

@ -669,7 +669,7 @@ int iwl_mvm_send_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
static const u8 _baddr[] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
static const u8 *baddr = _baddr;
const u8 *baddr = _baddr;
lockdep_assert_held(&mvm->mutex);

73
drivers/net/wireless/iwlwifi/mvm/tx.c
View File

@ -677,8 +677,14 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
rcu_read_lock();
sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
/*
* sta can't be NULL otherwise it'd mean that the sta has been freed in
* the firmware while we still have packets for it in the Tx queues.
*/
if (WARN_ON_ONCE(!sta))
goto out;
if (!IS_ERR_OR_NULL(sta)) {
if (!IS_ERR(sta)) {
mvmsta = iwl_mvm_sta_from_mac80211(sta);
if (tid != IWL_TID_NON_QOS) {
@ -698,7 +704,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
ieee80211_sta_eosp(sta);
}
} else {
sta = NULL;
mvmsta = NULL;
}
@ -706,42 +711,38 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
* If the txq is not an AMPDU queue, there is no chance we freed
* several skbs. Check that out...
*/
if (txq_id < mvm->first_agg_queue && !WARN_ON(skb_freed > 1) &&
atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id])) {
if (mvmsta) {
/*
* If there are no pending frames for this STA, notify
* mac80211 that this station can go to sleep in its
* STA table.
*/
if (mvmsta->vif->type == NL80211_IFTYPE_AP)
ieee80211_sta_block_awake(mvm->hw, sta, false);
/*
* We might very well have taken mvmsta pointer while
* the station was being removed. The remove flow might
* have seen a pending_frame (because we didn't take
* the lock) even if now the queues are drained. So make
* really sure now that this the station is not being
* removed. If it is, run the drain worker to remove it.
*/
spin_lock_bh(&mvmsta->lock);
sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
if (!sta || PTR_ERR(sta) == -EBUSY) {
/*
* Station disappeared in the meantime:
* so we are draining.
*/
set_bit(sta_id, mvm->sta_drained);
schedule_work(&mvm->sta_drained_wk);
}
spin_unlock_bh(&mvmsta->lock);
} else if (!mvmsta && PTR_ERR(sta) == -EBUSY) {
/* Tx response without STA, so we are draining */
set_bit(sta_id, mvm->sta_drained);
schedule_work(&mvm->sta_drained_wk);
}
if (txq_id >= mvm->first_agg_queue)
goto out;
/* We can't free more than one frame at once on a shared queue */
WARN_ON(skb_freed > 1);
/* If we have still frames from this STA nothing to do here */
if (!atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id]))
goto out;
if (mvmsta && mvmsta->vif->type == NL80211_IFTYPE_AP) {
/*
* If there are no pending frames for this STA, notify
* mac80211 that this station can go to sleep in its
* STA table.
* If mvmsta is not NULL, sta is valid.
*/
ieee80211_sta_block_awake(mvm->hw, sta, false);
}
if (PTR_ERR(sta) == -EBUSY || PTR_ERR(sta) == -ENOENT) {
/*
* We are draining and this was the last packet - pre_rcu_remove
* has been called already. We might be after the
* synchronize_net already.
* Don't rely on iwl_mvm_rm_sta to see the empty Tx queues.
*/
set_bit(sta_id, mvm->sta_drained);
schedule_work(&mvm->sta_drained_wk);
}
out:
rcu_read_unlock();
}

2
drivers/net/wireless/iwlwifi/mvm/utils.c
View File

@ -469,6 +469,8 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm)
mvm->status, table.valid);
}
IWL_ERR(mvm, "Loaded firmware version: %s\n", mvm->fw->fw_version);
trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low,
table.data1, table.data2, table.data3,
table.blink1, table.blink2, table.ilink1,

7
drivers/net/wireless/iwlwifi/pcie/drv.c
View File

@ -360,20 +360,25 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
/* 7265 Series */
{IWL_PCI_DEVICE(0x095A, 0x5010, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5110, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5112, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5100, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x510A, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5310, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5302, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5210, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5012, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x500A, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5410, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5400, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x1010, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5000, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x500A, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5200, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5002, iwl7265_n_cfg)},
{IWL_PCI_DEVICE(0x095B, 0x5202, iwl7265_n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9010, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9012, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9110, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9112, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9210, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9510, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9310, iwl7265_2ac_cfg)},

5
drivers/net/wireless/rt2x00/rt2500pci.c
View File

@ -1876,6 +1876,11 @@ static int rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_addr(rt2x00dev,
EEPROM_MAC_ADDR_0));
/*
* Disable powersaving as default.
*/
rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
/*
* Initialize hw_mode information.
*/

5
drivers/net/wireless/rt2x00/rt2500usb.c
View File

@ -1706,6 +1706,11 @@ static int rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK;
/*
* Disable powersaving as default.
*/
rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev);
SET_IEEE80211_PERM_ADDR(rt2x00dev->hw,
rt2x00_eeprom_addr(rt2x00dev,

5
drivers/net/wireless/rt2x00/rt2800lib.c
View File

@ -7458,10 +7458,9 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
u32 reg;
/*
* Disable powersaving as default on PCI devices.
* Disable powersaving as default.
*/
if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev))
rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
/*
* Initialize all hw fields.

23
drivers/net/wireless/rtl818x/rtl8180/dev.c
View File

@ -107,6 +107,7 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
struct rtl8180_priv *priv = dev->priv;
unsigned int count = 32;
u8 signal, agc, sq;
dma_addr_t mapping;
while (count--) {
struct rtl8180_rx_desc *entry = &priv->rx_ring[priv->rx_idx];
@ -128,6 +129,17 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
if (unlikely(!new_skb))
goto done;
mapping = pci_map_single(priv->pdev,
skb_tail_pointer(new_skb),
MAX_RX_SIZE, PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(priv->pdev, mapping)) {
kfree_skb(new_skb);
dev_err(&priv->pdev->dev, "RX DMA map error\n");
goto done;
}
pci_unmap_single(priv->pdev,
*((dma_addr_t *)skb->cb),
MAX_RX_SIZE, PCI_DMA_FROMDEVICE);
@ -158,9 +170,7 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
skb = new_skb;
priv->rx_buf[priv->rx_idx] = skb;
*((dma_addr_t *) skb->cb) =
pci_map_single(priv->pdev, skb_tail_pointer(skb),
MAX_RX_SIZE, PCI_DMA_FROMDEVICE);
*((dma_addr_t *) skb->cb) = mapping;
}
done:
@ -266,6 +276,13 @@ static void rtl8180_tx(struct ieee80211_hw *dev,
mapping = pci_map_single(priv->pdev, skb->data,
skb->len, PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(priv->pdev, mapping)) {
kfree_skb(skb);
dev_err(&priv->pdev->dev, "TX DMA mapping error\n");
return;
}
tx_flags = RTL818X_TX_DESC_FLAG_OWN | RTL818X_TX_DESC_FLAG_FS |
RTL818X_TX_DESC_FLAG_LS |
(ieee80211_get_tx_rate(dev, info)->hw_value << 24) |

44
net/mac80211/cfg.c
View File

@ -1021,8 +1021,10 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
IEEE80211_P2P_OPPPS_ENABLE_BIT;
err = ieee80211_assign_beacon(sdata, &params->beacon);
if (err < 0)
if (err < 0) {
ieee80211_vif_release_channel(sdata);
return err;
}
changed |= err;
err = drv_start_ap(sdata->local, sdata);
@ -1032,6 +1034,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
if (old)
kfree_rcu(old, rcu_head);
RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
ieee80211_vif_release_channel(sdata);
return err;
}
@ -1093,8 +1096,6 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
kfree(sdata->u.ap.next_beacon);
sdata->u.ap.next_beacon = NULL;
cancel_work_sync(&sdata->u.ap.request_smps_work);
/* turn off carrier for this interface and dependent VLANs */
list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
netif_carrier_off(vlan->dev);
@ -1106,6 +1107,7 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
kfree_rcu(old_beacon, rcu_head);
if (old_probe_resp)
kfree_rcu(old_probe_resp, rcu_head);
sdata->u.ap.driver_smps_mode = IEEE80211_SMPS_OFF;
__sta_info_flush(sdata, true);
ieee80211_free_keys(sdata, true);
@ -2665,6 +2667,24 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
INIT_DELAYED_WORK(&roc->work, ieee80211_sw_roc_work);
INIT_LIST_HEAD(&roc->dependents);
/*
* cookie is either the roc cookie (for normal roc)
* or the SKB (for mgmt TX)
*/
if (!txskb) {
/* local->mtx protects this */
local->roc_cookie_counter++;
roc->cookie = local->roc_cookie_counter;
/* wow, you wrapped 64 bits ... more likely a bug */
if (WARN_ON(roc->cookie == 0)) {
roc->cookie = 1;
local->roc_cookie_counter++;
}
*cookie = roc->cookie;
} else {
*cookie = (unsigned long)txskb;
}
/* if there's one pending or we're scanning, queue this one */
if (!list_empty(&local->roc_list) ||
local->scanning || local->radar_detect_enabled)
@ -2787,24 +2807,6 @@ static int ieee80211_start_roc_work(struct ieee80211_local *local,
if (!queued)
list_add_tail(&roc->list, &local->roc_list);
/*
* cookie is either the roc cookie (for normal roc)
* or the SKB (for mgmt TX)
*/
if (!txskb) {
/* local->mtx protects this */
local->roc_cookie_counter++;
roc->cookie = local->roc_cookie_counter;
/* wow, you wrapped 64 bits ... more likely a bug */
if (WARN_ON(roc->cookie == 0)) {
roc->cookie = 1;
local->roc_cookie_counter++;
}
*cookie = roc->cookie;
} else {
*cookie = (unsigned long)txskb;
}
return 0;
}

4
net/mac80211/ht.c
View File

@ -466,7 +466,9 @@ void ieee80211_request_smps_ap_work(struct work_struct *work)
u.ap.request_smps_work);
sdata_lock(sdata);
__ieee80211_request_smps_ap(sdata, sdata->u.ap.driver_smps_mode);
if (sdata_dereference(sdata->u.ap.beacon, sdata))
__ieee80211_request_smps_ap(sdata,
sdata->u.ap.driver_smps_mode);
sdata_unlock(sdata);
}

5
net/mac80211/ibss.c
View File

@ -684,12 +684,9 @@ static void ieee80211_ibss_disconnect(struct ieee80211_sub_if_data *sdata)
struct cfg80211_bss *cbss;
struct beacon_data *presp;
struct sta_info *sta;
int active_ibss;
u16 capability;
active_ibss = ieee80211_sta_active_ibss(sdata);
if (!active_ibss && !is_zero_ether_addr(ifibss->bssid)) {
if (!is_zero_ether_addr(ifibss->bssid)) {
capability = WLAN_CAPABILITY_IBSS;
if (ifibss->privacy)

27
net/mac80211/iface.c
View File

@ -418,20 +418,24 @@ int ieee80211_add_virtual_monitor(struct ieee80211_local *local)
return ret;
}
mutex_lock(&local->iflist_mtx);
rcu_assign_pointer(local->monitor_sdata, sdata);
mutex_unlock(&local->iflist_mtx);
mutex_lock(&local->mtx);
ret = ieee80211_vif_use_channel(sdata, &local->monitor_chandef,
IEEE80211_CHANCTX_EXCLUSIVE);
mutex_unlock(&local->mtx);
if (ret) {
mutex_lock(&local->iflist_mtx);
rcu_assign_pointer(local->monitor_sdata, NULL);
mutex_unlock(&local->iflist_mtx);
synchronize_net();
drv_remove_interface(local, sdata);
kfree(sdata);
return ret;
}
mutex_lock(&local->iflist_mtx);
rcu_assign_pointer(local->monitor_sdata, sdata);
mutex_unlock(&local->iflist_mtx);
return 0;
}
@ -770,12 +774,19 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata,
ieee80211_roc_purge(local, sdata);
if (sdata->vif.type == NL80211_IFTYPE_STATION)
switch (sdata->vif.type) {
case NL80211_IFTYPE_STATION:
ieee80211_mgd_stop(sdata);
if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
break;
case NL80211_IFTYPE_ADHOC:
ieee80211_ibss_stop(sdata);
break;
case NL80211_IFTYPE_AP:
cancel_work_sync(&sdata->u.ap.request_smps_work);
break;
default:
break;
}
/*
* Remove all stations associated with this interface.

2
net/mac80211/tx.c
View File

@ -874,7 +874,7 @@ static int ieee80211_fragment(struct ieee80211_tx_data *tx,
}
/* adjust first fragment's length */
skb->len = hdrlen + per_fragm;
skb_trim(skb, hdrlen + per_fragm);
return 0;
}

17
net/wireless/core.c
View File

@ -203,8 +203,11 @@ void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev,
rdev->opencount--;
WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev &&
!rdev->scan_req->notified);
if (rdev->scan_req && rdev->scan_req->wdev == wdev) {
if (WARN_ON(!rdev->scan_req->notified))
rdev->scan_req->aborted = true;
___cfg80211_scan_done(rdev, false);
}
}
static int cfg80211_rfkill_set_block(void *data, bool blocked)
@ -440,9 +443,6 @@ int wiphy_register(struct wiphy *wiphy)
int i;
u16 ifmodes = wiphy->interface_modes;
/* support for 5/10 MHz is broken due to nl80211 API mess - disable */
wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_5_10_MHZ;
/*
* There are major locking problems in nl80211/mac80211 for CSA,
* disable for all drivers until this has been reworked.
@ -859,8 +859,11 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb,
break;
case NETDEV_DOWN:
cfg80211_update_iface_num(rdev, wdev->iftype, -1);
WARN_ON(rdev->scan_req && rdev->scan_req->wdev == wdev &&
!rdev->scan_req->notified);
if (rdev->scan_req && rdev->scan_req->wdev == wdev) {
if (WARN_ON(!rdev->scan_req->notified))
rdev->scan_req->aborted = true;
___cfg80211_scan_done(rdev, false);
}
if (WARN_ON(rdev->sched_scan_req &&
rdev->sched_scan_req->dev == wdev->netdev)) {

4
net/wireless/core.h
View File

@ -62,6 +62,7 @@ struct cfg80211_registered_device {
struct rb_root bss_tree;
u32 bss_generation;
struct cfg80211_scan_request *scan_req; /* protected by RTNL */
struct sk_buff *scan_msg;
struct cfg80211_sched_scan_request *sched_scan_req;
unsigned long suspend_at;
struct work_struct scan_done_wk;
@ -363,7 +364,8 @@ int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
struct key_params *params, int key_idx,
bool pairwise, const u8 *mac_addr);
void __cfg80211_scan_done(struct work_struct *wk);
void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev);
void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev,
bool send_message);
void __cfg80211_sched_scan_results(struct work_struct *wk);
int __cfg80211_stop_sched_scan(struct cfg80211_registered_device *rdev,
bool driver_initiated);

32
net/wireless/nl80211.c
View File

@ -1740,9 +1740,10 @@ static int nl80211_dump_wiphy(struct sk_buff *skb, struct netlink_callback *cb)
* We can then retry with the larger buffer.
*/
if ((ret == -ENOBUFS || ret == -EMSGSIZE) &&
!skb->len &&
!skb->len && !state->split &&
cb->min_dump_alloc < 4096) {
cb->min_dump_alloc = 4096;
state->split_start = 0;
rtnl_unlock();
return 1;
}
@ -5274,7 +5275,7 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
if (!rdev->ops->scan)
return -EOPNOTSUPP;
if (rdev->scan_req) {
if (rdev->scan_req || rdev->scan_msg) {
err = -EBUSY;
goto unlock;
}
@ -10116,40 +10117,31 @@ void nl80211_send_scan_start(struct cfg80211_registered_device *rdev,
NL80211_MCGRP_SCAN, GFP_KERNEL);
}
void nl80211_send_scan_done(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev)
struct sk_buff *nl80211_build_scan_msg(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev, bool aborted)
{
struct sk_buff *msg;
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return;
return NULL;
if (nl80211_send_scan_msg(msg, rdev, wdev, 0, 0, 0,
NL80211_CMD_NEW_SCAN_RESULTS) < 0) {
aborted ? NL80211_CMD_SCAN_ABORTED :
NL80211_CMD_NEW_SCAN_RESULTS) < 0) {
nlmsg_free(msg);
return;
return NULL;
}
genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
NL80211_MCGRP_SCAN, GFP_KERNEL);
return msg;
}
void nl80211_send_scan_aborted(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev)
void nl80211_send_scan_result(struct cfg80211_registered_device *rdev,
struct sk_buff *msg)
{
struct sk_buff *msg;
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return;
if (nl80211_send_scan_msg(msg, rdev, wdev, 0, 0, 0,
NL80211_CMD_SCAN_ABORTED) < 0) {
nlmsg_free(msg);
return;
}
genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
NL80211_MCGRP_SCAN, GFP_KERNEL);
}

8
net/wireless/nl80211.h
View File

@ -8,10 +8,10 @@ void nl80211_exit(void);
void nl80211_notify_dev_rename(struct cfg80211_registered_device *rdev);
void nl80211_send_scan_start(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev);
void nl80211_send_scan_done(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev);
void nl80211_send_scan_aborted(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev);
struct sk_buff *nl80211_build_scan_msg(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev, bool aborted);
void nl80211_send_scan_result(struct cfg80211_registered_device *rdev,
struct sk_buff *msg);
void nl80211_send_sched_scan(struct cfg80211_registered_device *rdev,
struct net_device *netdev, u32 cmd);
void nl80211_send_sched_scan_results(struct cfg80211_registered_device *rdev,

40
net/wireless/scan.c
View File

@ -161,18 +161,25 @@ static void __cfg80211_bss_expire(struct cfg80211_registered_device *dev,
dev->bss_generation++;
}
void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev)
void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev,
bool send_message)
{
struct cfg80211_scan_request *request;
struct wireless_dev *wdev;
struct sk_buff *msg;
#ifdef CONFIG_CFG80211_WEXT
union iwreq_data wrqu;
#endif
ASSERT_RTNL();
request = rdev->scan_req;
if (rdev->scan_msg) {
nl80211_send_scan_result(rdev, rdev->scan_msg);
rdev->scan_msg = NULL;
return;
}
request = rdev->scan_req;
if (!request)
return;
@ -186,18 +193,16 @@ void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev)
if (wdev->netdev)
cfg80211_sme_scan_done(wdev->netdev);
if (request->aborted) {
nl80211_send_scan_aborted(rdev, wdev);
} else {
if (request->flags & NL80211_SCAN_FLAG_FLUSH) {
/* flush entries from previous scans */
spin_lock_bh(&rdev->bss_lock);
__cfg80211_bss_expire(rdev, request->scan_start);
spin_unlock_bh(&rdev->bss_lock);
}
nl80211_send_scan_done(rdev, wdev);
if (!request->aborted &&
request->flags & NL80211_SCAN_FLAG_FLUSH) {
/* flush entries from previous scans */
spin_lock_bh(&rdev->bss_lock);
__cfg80211_bss_expire(rdev, request->scan_start);
spin_unlock_bh(&rdev->bss_lock);
}
msg = nl80211_build_scan_msg(rdev, wdev, request->aborted);
#ifdef CONFIG_CFG80211_WEXT
if (wdev->netdev && !request->aborted) {
memset(&wrqu, 0, sizeof(wrqu));
@ -211,6 +216,11 @@ void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev)
rdev->scan_req = NULL;
kfree(request);
if (!send_message)
rdev->scan_msg = msg;
else
nl80211_send_scan_result(rdev, msg);
}
void __cfg80211_scan_done(struct work_struct *wk)
@ -221,7 +231,7 @@ void __cfg80211_scan_done(struct work_struct *wk)
scan_done_wk);
rtnl_lock();
___cfg80211_scan_done(rdev);
___cfg80211_scan_done(rdev, true);
rtnl_unlock();
}
@ -1079,7 +1089,7 @@ int cfg80211_wext_siwscan(struct net_device *dev,
if (IS_ERR(rdev))
return PTR_ERR(rdev);
if (rdev->scan_req) {
if (rdev->scan_req || rdev->scan_msg) {
err = -EBUSY;
goto out;
}
@ -1481,7 +1491,7 @@ int cfg80211_wext_giwscan(struct net_device *dev,
if (IS_ERR(rdev))
return PTR_ERR(rdev);
if (rdev->scan_req)
if (rdev->scan_req || rdev->scan_msg)
return -EAGAIN;
res = ieee80211_scan_results(rdev, info, extra, data->length);

2
net/wireless/sme.c
View File

@ -67,7 +67,7 @@ static int cfg80211_conn_scan(struct wireless_dev *wdev)
ASSERT_RDEV_LOCK(rdev);
ASSERT_WDEV_LOCK(wdev);
if (rdev->scan_req)
if (rdev->scan_req || rdev->scan_msg)
return -EBUSY;
if (wdev->conn->params.channel)