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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6

Browse Source
This commit is contained in:
John W. Linville 2011-06-07 14:07:11 -04:00
commit 41bfce8ede
33 changed files with 250 additions and 237 deletions
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11
drivers/net/wireless/ath/ath5k/base.c
View File

@ -72,6 +72,11 @@ static int modparam_all_channels;
module_param_named(all_channels, modparam_all_channels, bool, S_IRUGO);
MODULE_PARM_DESC(all_channels, "Expose all channels the device can use.");
static int modparam_fastchanswitch;
module_param_named(fastchanswitch, modparam_fastchanswitch, bool, S_IRUGO);
MODULE_PARM_DESC(fastchanswitch, "Enable fast channel switching for AR2413/AR5413 radios.");
/* Module info */
MODULE_AUTHOR("Jiri Slaby");
MODULE_AUTHOR("Nick Kossifidis");
@ -2686,6 +2691,7 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan,
struct ath5k_hw *ah = sc->ah;
struct ath_common *common = ath5k_hw_common(ah);
int ret, ani_mode;
bool fast;
ATH5K_DBG(sc, ATH5K_DEBUG_RESET, "resetting\n");
@ -2705,7 +2711,10 @@ ath5k_reset(struct ath5k_softc *sc, struct ieee80211_channel *chan,
ath5k_drain_tx_buffs(sc);
if (chan)
sc->curchan = chan;
ret = ath5k_hw_reset(ah, sc->opmode, sc->curchan, chan != NULL,
fast = ((chan != NULL) && modparam_fastchanswitch) ? 1 : 0;
ret = ath5k_hw_reset(ah, sc->opmode, sc->curchan, fast,
skip_pcu);
if (ret) {
ATH5K_ERR(sc, "can't reset hardware (%d)\n", ret);

5
drivers/net/wireless/ath/ath5k/reset.c
View File

@ -1124,8 +1124,11 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum nl80211_iftype op_mode,
/* Non fatal, can happen eg.
* on mode change */
ret = 0;
} else
} else {
ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_RESET,
"fast chan change successful\n");
return 0;
}
}
/*

10
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
View File

@ -4645,10 +4645,16 @@ static void ar9003_hw_set_power_per_rate_table(struct ath_hw *ah,
case 1:
break;
case 2:
scaledPower -= REDUCE_SCALED_POWER_BY_TWO_CHAIN;
if (scaledPower > REDUCE_SCALED_POWER_BY_TWO_CHAIN)
scaledPower -= REDUCE_SCALED_POWER_BY_TWO_CHAIN;
else
scaledPower = 0;
break;
case 3:
scaledPower -= REDUCE_SCALED_POWER_BY_THREE_CHAIN;
if (scaledPower > REDUCE_SCALED_POWER_BY_THREE_CHAIN)
scaledPower -= REDUCE_SCALED_POWER_BY_THREE_CHAIN;
else
scaledPower = 0;
break;
}

10
drivers/net/wireless/ath/ath9k/eeprom_9287.c
View File

@ -524,10 +524,16 @@ static void ath9k_hw_set_ar9287_power_per_rate_table(struct ath_hw *ah,
case 1:
break;
case 2:
scaledPower -= REDUCE_SCALED_POWER_BY_TWO_CHAIN;
if (scaledPower > REDUCE_SCALED_POWER_BY_TWO_CHAIN)
scaledPower -= REDUCE_SCALED_POWER_BY_TWO_CHAIN;
else
scaledPower = 0;
break;
case 3:
scaledPower -= REDUCE_SCALED_POWER_BY_THREE_CHAIN;
if (scaledPower > REDUCE_SCALED_POWER_BY_THREE_CHAIN)
scaledPower -= REDUCE_SCALED_POWER_BY_THREE_CHAIN;
else
scaledPower = 0;
break;
}
scaledPower = max((u16)0, scaledPower);

5
drivers/net/wireless/iwlegacy/iwl-4965.c
View File

@ -1235,7 +1235,7 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *c
memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
iwl_legacy_print_rx_config_cmd(priv, ctx);
return 0;
goto set_tx_power;
}
/* If we are currently associated and the new config requires
@ -1315,6 +1315,7 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *c
iwl4965_init_sensitivity(priv);
set_tx_power:
/* If we issue a new RXON command which required a tune then we must
* send a new TXPOWER command or we won't be able to Tx any frames */
ret = iwl_legacy_set_tx_power(priv, priv->tx_power_next, true);
@ -1541,7 +1542,7 @@ static void iwl4965_temperature_calib(struct iwl_priv *priv)
s32 temp;
temp = iwl4965_hw_get_temperature(priv);
if (temp < 0)
if (IWL_TX_POWER_TEMPERATURE_OUT_OF_RANGE(temp))
return;
if (priv->temperature != temp) {

74
drivers/net/wireless/iwlwifi/iwl-2000.c
View File

@ -177,79 +177,6 @@ static int iwl2000_hw_set_hw_params(struct iwl_priv *priv)
return 0;
}
static int iwl2030_hw_channel_switch(struct iwl_priv *priv,
struct ieee80211_channel_switch *ch_switch)
{
/*
* MULTI-FIXME
* See iwl_mac_channel_switch.
*/
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl6000_channel_switch_cmd cmd;
const struct iwl_channel_info *ch_info;
u32 switch_time_in_usec, ucode_switch_time;
u16 ch;
u32 tsf_low;
u8 switch_count;
u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
struct ieee80211_vif *vif = ctx->vif;
struct iwl_host_cmd hcmd = {
.id = REPLY_CHANNEL_SWITCH,
.len = { sizeof(cmd), },
.flags = CMD_SYNC,
.data = { &cmd, },
};
cmd.band = priv->band == IEEE80211_BAND_2GHZ;
ch = ch_switch->channel->hw_value;
IWL_DEBUG_11H(priv, "channel switch from %u to %u\n",
ctx->active.channel, ch);
cmd.channel = cpu_to_le16(ch);
cmd.rxon_flags = ctx->staging.flags;
cmd.rxon_filter_flags = ctx->staging.filter_flags;
switch_count = ch_switch->count;
tsf_low = ch_switch->timestamp & 0x0ffffffff;
/*
* calculate the ucode channel switch time
* adding TSF as one of the factor for when to switch
*/
if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
beacon_interval)) {
switch_count -= (priv->ucode_beacon_time -
tsf_low) / beacon_interval;
} else
switch_count = 0;
}
if (switch_count <= 1)
cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
else {
switch_time_in_usec =
vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
ucode_switch_time = iwl_usecs_to_beacons(priv,
switch_time_in_usec,
beacon_interval);
cmd.switch_time = iwl_add_beacon_time(priv,
priv->ucode_beacon_time,
ucode_switch_time,
beacon_interval);
}
IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
cmd.switch_time);
ch_info = iwl_get_channel_info(priv, priv->band, ch);
if (ch_info)
cmd.expect_beacon = is_channel_radar(ch_info);
else {
IWL_ERR(priv, "invalid channel switch from %u to %u\n",
ctx->active.channel, ch);
return -EFAULT;
}
priv->switch_rxon.channel = cmd.channel;
priv->switch_rxon.switch_in_progress = true;
return iwl_send_cmd_sync(priv, &hcmd);
}
static struct iwl_lib_ops iwl2000_lib = {
.set_hw_params = iwl2000_hw_set_hw_params,
.rx_handler_setup = iwlagn_rx_handler_setup,
@ -257,7 +184,6 @@ static struct iwl_lib_ops iwl2000_lib = {
.cancel_deferred_work = iwlagn_bt_cancel_deferred_work,
.is_valid_rtc_data_addr = iwlagn_hw_valid_rtc_data_addr,
.update_chain_flags = iwl_update_chain_flags,
.set_channel_switch = iwl2030_hw_channel_switch,
.apm_ops = {
.init = iwl_apm_init,
.config = iwl2000_nic_config,

3
drivers/net/wireless/iwlwifi/iwl-5000.c
View File

@ -331,8 +331,6 @@ static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
ctx->active.channel, ch);
return -EFAULT;
}
priv->switch_rxon.channel = cmd.channel;
priv->switch_rxon.switch_in_progress = true;
return iwl_send_cmd_sync(priv, &hcmd);
}
@ -423,7 +421,6 @@ static struct iwl_base_params iwl5000_base_params = {
};
static struct iwl_ht_params iwl5000_ht_params = {
.ht_greenfield_support = true,
.use_rts_for_aggregation = true, /* use rts/cts protection */
};
#define IWL_DEVICE_5000 \

30
drivers/net/wireless/iwlwifi/iwl-6000.c
View File

@ -270,8 +270,6 @@ static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
ctx->active.channel, ch);
return -EFAULT;
}
priv->switch_rxon.channel = cmd.channel;
priv->switch_rxon.switch_in_progress = true;
return iwl_send_cmd_sync(priv, &hcmd);
}
@ -601,19 +599,27 @@ struct iwl_cfg iwl6050_2abg_cfg = {
IWL_DEVICE_6050,
};
#define IWL_DEVICE_6150 \
.fw_name_pre = IWL6050_FW_PRE, \
.ucode_api_max = IWL6050_UCODE_API_MAX, \
.ucode_api_min = IWL6050_UCODE_API_MIN, \
.ops = &iwl6150_ops, \
.eeprom_ver = EEPROM_6150_EEPROM_VERSION, \
.eeprom_calib_ver = EEPROM_6150_TX_POWER_VERSION, \
.base_params = &iwl6050_base_params, \
.need_dc_calib = true, \
.led_mode = IWL_LED_BLINK, \
.internal_wimax_coex = true
struct iwl_cfg iwl6150_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N + WiMAX 6150 BGN",
.fw_name_pre = IWL6050_FW_PRE,
.ucode_api_max = IWL6050_UCODE_API_MAX,
.ucode_api_min = IWL6050_UCODE_API_MIN,
.eeprom_ver = EEPROM_6150_EEPROM_VERSION,
.eeprom_calib_ver = EEPROM_6150_TX_POWER_VERSION,
.ops = &iwl6150_ops,
.base_params = &iwl6050_base_params,
IWL_DEVICE_6150,
.ht_params = &iwl6000_ht_params,
.need_dc_calib = true,
.led_mode = IWL_LED_RF_STATE,
.internal_wimax_coex = true,
};
struct iwl_cfg iwl6150_bg_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N + WiMAX 6150 BG",
IWL_DEVICE_6150,
};
struct iwl_cfg iwl6000_3agn_cfg = {

12
drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c
View File

@ -163,17 +163,9 @@ static void iwlagn_tx_cmd_protection(struct iwl_priv *priv,
__le16 fc, __le32 *tx_flags)
{
if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS ||
info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT ||
info->flags & IEEE80211_TX_CTL_AMPDU)
*tx_flags |= TX_CMD_FLG_PROT_REQUIRE_MSK;
return;
}
if (priv->cfg->ht_params &&
priv->cfg->ht_params->use_rts_for_aggregation &&
info->flags & IEEE80211_TX_CTL_AMPDU) {
*tx_flags |= TX_CMD_FLG_PROT_REQUIRE_MSK;
return;
}
}
/* Calc max signal level (dBm) among 3 possible receivers */

14
drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
View File

@ -359,6 +359,14 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
return 0;
}
/*
* force CTS-to-self frames protection if RTS-CTS is not preferred
* one aggregation protection method
*/
if (!(priv->cfg->ht_params &&
priv->cfg->ht_params->use_rts_for_aggregation))
ctx->staging.flags |= RXON_FLG_SELF_CTS_EN;
if ((ctx->vif && ctx->vif->bss_conf.use_short_slot) ||
!(ctx->staging.flags & RXON_FLG_BAND_24G_MSK))
ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
@ -376,10 +384,10 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
* receive commit_rxon request
* abort any previous channel switch if still in process
*/
if (priv->switch_rxon.switch_in_progress &&
(priv->switch_rxon.channel != ctx->staging.channel)) {
if (test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status) &&
(priv->switch_channel != ctx->staging.channel)) {
IWL_DEBUG_11H(priv, "abort channel switch on %d\n",
le16_to_cpu(priv->switch_rxon.channel));
le16_to_cpu(priv->switch_channel));
iwl_chswitch_done(priv, false);
}

25
drivers/net/wireless/iwlwifi/iwl-agn.c
View File

@ -2926,16 +2926,13 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
goto out;
if (test_bit(STATUS_EXIT_PENDING, &priv->status) ||
test_bit(STATUS_SCANNING, &priv->status))
test_bit(STATUS_SCANNING, &priv->status) ||
test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status))
goto out;
if (!iwl_is_associated_ctx(ctx))
goto out;
/* channel switch in progress */
if (priv->switch_rxon.switch_in_progress == true)
goto out;
if (priv->cfg->ops->lib->set_channel_switch) {
ch = channel->hw_value;
@ -2984,15 +2981,19 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
* at this point, staging_rxon has the
* configuration for channel switch
*/
set_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status);
priv->switch_channel = cpu_to_le16(ch);
if (priv->cfg->ops->lib->set_channel_switch(priv,
ch_switch))
priv->switch_rxon.switch_in_progress = false;
ch_switch)) {
clear_bit(STATUS_CHANNEL_SWITCH_PENDING,
&priv->status);
priv->switch_channel = 0;
ieee80211_chswitch_done(ctx->vif, false);
}
}
}
out:
mutex_unlock(&priv->mutex);
if (!priv->switch_rxon.switch_in_progress)
ieee80211_chswitch_done(ctx->vif, false);
IWL_DEBUG_MAC80211(priv, "leave\n");
}
@ -3914,11 +3915,11 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
/* 6150 WiFi/WiMax Series */
{IWL_PCI_DEVICE(0x0885, 0x1305, iwl6150_bgn_cfg)},
{IWL_PCI_DEVICE(0x0885, 0x1306, iwl6150_bgn_cfg)},
{IWL_PCI_DEVICE(0x0885, 0x1307, iwl6150_bg_cfg)},
{IWL_PCI_DEVICE(0x0885, 0x1325, iwl6150_bgn_cfg)},
{IWL_PCI_DEVICE(0x0885, 0x1326, iwl6150_bgn_cfg)},
{IWL_PCI_DEVICE(0x0885, 0x1327, iwl6150_bg_cfg)},
{IWL_PCI_DEVICE(0x0886, 0x1315, iwl6150_bgn_cfg)},
{IWL_PCI_DEVICE(0x0886, 0x1316, iwl6150_bgn_cfg)},
{IWL_PCI_DEVICE(0x0886, 0x1317, iwl6150_bg_cfg)},
/* 1000 Series WiFi */
{IWL_PCI_DEVICE(0x0083, 0x1205, iwl1000_bgn_cfg)},

1
drivers/net/wireless/iwlwifi/iwl-agn.h
View File

@ -89,6 +89,7 @@ extern struct iwl_cfg iwl6000_3agn_cfg;
extern struct iwl_cfg iwl6050_2agn_cfg;
extern struct iwl_cfg iwl6050_2abg_cfg;
extern struct iwl_cfg iwl6150_bgn_cfg;
extern struct iwl_cfg iwl6150_bg_cfg;
extern struct iwl_cfg iwl1000_bgn_cfg;
extern struct iwl_cfg iwl1000_bg_cfg;
extern struct iwl_cfg iwl100_bgn_cfg;

6
drivers/net/wireless/iwlwifi/iwl-core.c
View File

@ -843,12 +843,8 @@ void iwl_chswitch_done(struct iwl_priv *priv, bool is_success)
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
if (priv->switch_rxon.switch_in_progress) {
if (test_and_clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status))
ieee80211_chswitch_done(ctx->vif, is_success);
mutex_lock(&priv->mutex);
priv->switch_rxon.switch_in_progress = false;
mutex_unlock(&priv->mutex);
}
}
#ifdef CONFIG_IWLWIFI_DEBUG

1
drivers/net/wireless/iwlwifi/iwl-core.h
View File

@ -558,6 +558,7 @@ void iwlcore_free_geos(struct iwl_priv *priv);
#define STATUS_POWER_PMI 16
#define STATUS_FW_ERROR 17
#define STATUS_DEVICE_ENABLED 18
#define STATUS_CHANNEL_SWITCH_PENDING 19
static inline int iwl_is_ready(struct iwl_priv *priv)

13
drivers/net/wireless/iwlwifi/iwl-dev.h
View File

@ -981,17 +981,6 @@ struct traffic_stats {
#endif
};
/*
* iwl_switch_rxon: "channel switch" structure
*
* @ switch_in_progress: channel switch in progress
* @ channel: new channel
*/
struct iwl_switch_rxon {
bool switch_in_progress;
__le16 channel;
};
/*
* schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds
* to perform continuous uCode event logging operation if enabled
@ -1287,7 +1276,7 @@ struct iwl_priv {
struct iwl_rxon_context contexts[NUM_IWL_RXON_CTX];
struct iwl_switch_rxon switch_rxon;
__le16 switch_channel;
struct {
u32 error_event_table;

24
drivers/net/wireless/iwlwifi/iwl-rx.c
View File

@ -250,19 +250,19 @@ static void iwl_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb)
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
struct iwl_rxon_cmd *rxon = (void *)&ctx->active;
if (priv->switch_rxon.switch_in_progress) {
if (!le32_to_cpu(csa->status) &&
(csa->channel == priv->switch_rxon.channel)) {
rxon->channel = csa->channel;
ctx->staging.channel = csa->channel;
IWL_DEBUG_11H(priv, "CSA notif: channel %d\n",
if (!test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status))
return;
if (!le32_to_cpu(csa->status) && csa->channel == priv->switch_channel) {
rxon->channel = csa->channel;
ctx->staging.channel = csa->channel;
IWL_DEBUG_11H(priv, "CSA notif: channel %d\n",
le16_to_cpu(csa->channel));
iwl_chswitch_done(priv, true);
} else {
IWL_ERR(priv, "CSA notif (fail) : channel %d\n",
le16_to_cpu(csa->channel));
iwl_chswitch_done(priv, false);
}
iwl_chswitch_done(priv, true);
} else {
IWL_ERR(priv, "CSA notif (fail) : channel %d\n",
le16_to_cpu(csa->channel));
iwl_chswitch_done(priv, false);
}
}

6
drivers/net/wireless/libertas/cmd.c
View File

@ -994,6 +994,8 @@ static void lbs_submit_command(struct lbs_private *priv,
cmd = cmdnode->cmdbuf;
spin_lock_irqsave(&priv->driver_lock, flags);
priv->seqnum++;
cmd->seqnum = cpu_to_le16(priv->seqnum);
priv->cur_cmd = cmdnode;
spin_unlock_irqrestore(&priv->driver_lock, flags);
@ -1621,11 +1623,9 @@ struct cmd_ctrl_node *__lbs_cmd_async(struct lbs_private *priv,
/* Copy the incoming command to the buffer */
memcpy(cmdnode->cmdbuf, in_cmd, in_cmd_size);
/* Set sequence number, clean result, move to buffer */
priv->seqnum++;
/* Set command, clean result, move to buffer */
cmdnode->cmdbuf->command = cpu_to_le16(command);
cmdnode->cmdbuf->size = cpu_to_le16(in_cmd_size);
cmdnode->cmdbuf->seqnum = cpu_to_le16(priv->seqnum);
cmdnode->cmdbuf->result = 0;
lbs_deb_host("PREP_CMD: command 0x%04x\n", command);

21
drivers/net/wireless/libertas/if_sdio.c
View File

@ -907,7 +907,7 @@ static void if_sdio_interrupt(struct sdio_func *func)
card = sdio_get_drvdata(func);
cause = sdio_readb(card->func, IF_SDIO_H_INT_STATUS, &ret);
if (ret)
if (ret || !cause)
goto out;
lbs_deb_sdio("interrupt: 0x%X\n", (unsigned)cause);
@ -1008,10 +1008,6 @@ static int if_sdio_probe(struct sdio_func *func,
if (ret)
goto release;
ret = sdio_claim_irq(func, if_sdio_interrupt);
if (ret)
goto disable;
/* For 1-bit transfers to the 8686 model, we need to enable the
* interrupt flag in the CCCR register. Set the MMC_QUIRK_LENIENT_FN0
* bit to allow access to non-vendor registers. */
@ -1082,6 +1078,21 @@ static int if_sdio_probe(struct sdio_func *func,
else
card->rx_unit = 0;
/*
* Set up the interrupt handler late.
*
* If we set it up earlier, the (buggy) hardware generates a spurious
* interrupt, even before the interrupt has been enabled, with
* CCCR_INTx = 0.
*
* We register the interrupt handler late so that we can handle any
* spurious interrupts, and also to avoid generation of that known
* spurious interrupt in the first place.
*/
ret = sdio_claim_irq(func, if_sdio_interrupt);
if (ret)
goto disable;
/*
* Enable interrupts now that everything is set up
*/

3
drivers/net/wireless/rt2x00/rt2x00config.c
View File

@ -250,7 +250,8 @@ void rt2x00lib_config(struct rt2x00_dev *rt2x00dev,
if (ieee80211_flags & IEEE80211_CONF_CHANGE_CHANNEL)
rt2x00link_reset_tuner(rt2x00dev, false);
if (test_bit(REQUIRE_PS_AUTOWAKE, &rt2x00dev->cap_flags) &&
if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) &&
test_bit(REQUIRE_PS_AUTOWAKE, &rt2x00dev->cap_flags) &&
(ieee80211_flags & IEEE80211_CONF_CHANGE_PS) &&
(conf->flags & IEEE80211_CONF_PS)) {
beacon_diff = (long)jiffies - (long)rt2x00dev->last_beacon;

4
drivers/net/wireless/rt2x00/rt2x00dev.c
View File

@ -146,6 +146,9 @@ static void rt2x00lib_autowakeup(struct work_struct *work)
struct rt2x00_dev *rt2x00dev =
container_of(work, struct rt2x00_dev, autowakeup_work.work);
if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
return;
if (rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_AWAKE))
ERROR(rt2x00dev, "Device failed to wakeup.\n");
clear_bit(CONFIG_POWERSAVING, &rt2x00dev->flags);
@ -1160,6 +1163,7 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev)
* Stop all work.
*/
cancel_work_sync(&rt2x00dev->intf_work);
cancel_delayed_work_sync(&rt2x00dev->autowakeup_work);
if (rt2x00_is_usb(rt2x00dev)) {
del_timer_sync(&rt2x00dev->txstatus_timer);
cancel_work_sync(&rt2x00dev->rxdone_work);

3
drivers/net/wireless/wl12xx/conf.h
View File

@ -1157,6 +1157,9 @@ struct conf_sched_scan_settings {
/* time to wait on the channel for passive scans (in TUs) */
u32 dwell_time_passive;
/* time to wait on the channel for DFS scans (in TUs) */
u32 dwell_time_dfs;
/* number of probe requests to send on each channel in active scans */
u8 num_probe_reqs;

1
drivers/net/wireless/wl12xx/main.c
View File

@ -311,6 +311,7 @@ static struct conf_drv_settings default_conf = {
.min_dwell_time_active = 8,
.max_dwell_time_active = 30,
.dwell_time_passive = 100,
.dwell_time_dfs = 150,
.num_probe_reqs = 2,
.rssi_threshold = -90,
.snr_threshold = 0,

51
drivers/net/wireless/wl12xx/scan.c
View File

@ -331,16 +331,22 @@ wl1271_scan_get_sched_scan_channels(struct wl1271 *wl,
struct conf_sched_scan_settings *c = &wl->conf.sched_scan;
int i, j;
u32 flags;
bool force_passive = !req->n_ssids;
for (i = 0, j = start;
i < req->n_channels && j < MAX_CHANNELS_ALL_BANDS;
i++) {
flags = req->channels[i]->flags;
if (!(flags & IEEE80211_CHAN_DISABLED) &&
((flags & IEEE80211_CHAN_PASSIVE_SCAN) == passive) &&
((flags & IEEE80211_CHAN_RADAR) == radar) &&
(req->channels[i]->band == band)) {
if (force_passive)
flags |= IEEE80211_CHAN_PASSIVE_SCAN;
if ((req->channels[i]->band == band) &&
!(flags & IEEE80211_CHAN_DISABLED) &&
(!!(flags & IEEE80211_CHAN_RADAR) == radar) &&
/* if radar is set, we ignore the passive flag */
(radar ||
!!(flags & IEEE80211_CHAN_PASSIVE_SCAN) == passive)) {
wl1271_debug(DEBUG_SCAN, "band %d, center_freq %d ",
req->channels[i]->band,
req->channels[i]->center_freq);
@ -350,7 +356,12 @@ wl1271_scan_get_sched_scan_channels(struct wl1271 *wl,
wl1271_debug(DEBUG_SCAN, "max_power %d",
req->channels[i]->max_power);
if (flags & IEEE80211_CHAN_PASSIVE_SCAN) {
if (flags & IEEE80211_CHAN_RADAR) {
channels[j].flags |= SCAN_CHANNEL_FLAGS_DFS;
channels[j].passive_duration =
cpu_to_le16(c->dwell_time_dfs);
}
else if (flags & IEEE80211_CHAN_PASSIVE_SCAN) {
channels[j].passive_duration =
cpu_to_le16(c->dwell_time_passive);
} else {
@ -359,7 +370,7 @@ wl1271_scan_get_sched_scan_channels(struct wl1271 *wl,
channels[j].max_duration =
cpu_to_le16(c->max_dwell_time_active);
}
channels[j].tx_power_att = req->channels[j]->max_power;
channels[j].tx_power_att = req->channels[i]->max_power;
channels[j].channel = req->channels[i]->hw_value;
j++;
@ -386,7 +397,11 @@ wl1271_scan_sched_scan_channels(struct wl1271 *wl,
wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels,
IEEE80211_BAND_2GHZ,
false, false, idx);
idx += cfg->active[0];
/*
* 5GHz channels always start at position 14, not immediately
* after the last 2.4GHz channel
*/
idx = 14;
cfg->passive[1] =
wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels,
@ -394,22 +409,23 @@ wl1271_scan_sched_scan_channels(struct wl1271 *wl,
false, true, idx);
idx += cfg->passive[1];
cfg->active[1] =
wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels,
IEEE80211_BAND_5GHZ,
false, false, 14);
idx += cfg->active[1];
cfg->dfs =
wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels,
IEEE80211_BAND_5GHZ,
true, false, idx);
true, true, idx);
idx += cfg->dfs;
cfg->active[1] =
wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels,
IEEE80211_BAND_5GHZ,
false, false, idx);
idx += cfg->active[1];
wl1271_debug(DEBUG_SCAN, " 2.4GHz: active %d passive %d",
cfg->active[0], cfg->passive[0]);
wl1271_debug(DEBUG_SCAN, " 5GHz: active %d passive %d",
cfg->active[1], cfg->passive[1]);
wl1271_debug(DEBUG_SCAN, " DFS: %d", cfg->dfs);
return idx;
}
@ -421,6 +437,7 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl,
struct wl1271_cmd_sched_scan_config *cfg = NULL;
struct conf_sched_scan_settings *c = &wl->conf.sched_scan;
int i, total_channels, ret;
bool force_passive = !req->n_ssids;
wl1271_debug(DEBUG_CMD, "cmd sched_scan scan config");
@ -444,7 +461,7 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl,
for (i = 0; i < SCAN_MAX_CYCLE_INTERVALS; i++)
cfg->intervals[i] = cpu_to_le32(req->interval);
if (req->ssids[0].ssid_len && req->ssids[0].ssid) {
if (!force_passive && req->ssids[0].ssid_len && req->ssids[0].ssid) {
cfg->filter_type = SCAN_SSID_FILTER_SPECIFIC;
cfg->ssid_len = req->ssids[0].ssid_len;
memcpy(cfg->ssid, req->ssids[0].ssid,
@ -461,7 +478,7 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl,
goto out;
}
if (cfg->active[0]) {
if (!force_passive && cfg->active[0]) {
ret = wl1271_cmd_build_probe_req(wl, req->ssids[0].ssid,
req->ssids[0].ssid_len,
ies->ie[IEEE80211_BAND_2GHZ],
@ -473,7 +490,7 @@ int wl1271_scan_sched_scan_config(struct wl1271 *wl,
}
}
if (cfg->active[1]) {
if (!force_passive && cfg->active[1]) {
ret = wl1271_cmd_build_probe_req(wl, req->ssids[0].ssid,
req->ssids[0].ssid_len,
ies->ie[IEEE80211_BAND_5GHZ],

3
drivers/net/wireless/wl12xx/scan.h
View File

@ -137,6 +137,9 @@ enum {
SCAN_BSS_TYPE_ANY,
};
#define SCAN_CHANNEL_FLAGS_DFS BIT(0)
#define SCAN_CHANNEL_FLAGS_DFS_ENABLED BIT(1)
struct conn_scan_ch_params {
__le16 min_duration;
__le16 max_duration;

53
drivers/net/wireless/zd1211rw/zd_usb.c
View File

@ -1533,6 +1533,31 @@ static void __exit usb_exit(void)
module_init(usb_init);
module_exit(usb_exit);
static int zd_ep_regs_out_msg(struct usb_device *udev, void *data, int len,
int *actual_length, int timeout)
{
/* In USB 2.0 mode EP_REGS_OUT endpoint is interrupt type. However in
* USB 1.1 mode endpoint is bulk. Select correct type URB by endpoint
* descriptor.
*/
struct usb_host_endpoint *ep;
unsigned int pipe;
pipe = usb_sndintpipe(udev, EP_REGS_OUT);
ep = usb_pipe_endpoint(udev, pipe);
if (!ep)
return -EINVAL;
if (usb_endpoint_xfer_int(&ep->desc)) {
return usb_interrupt_msg(udev, pipe, data, len,
actual_length, timeout);
} else {
pipe = usb_sndbulkpipe(udev, EP_REGS_OUT);
return usb_bulk_msg(udev, pipe, data, len, actual_length,
timeout);
}
}
static int usb_int_regs_length(unsigned int count)
{
return sizeof(struct usb_int_regs) + count * sizeof(struct reg_data);
@ -1648,15 +1673,14 @@ int zd_usb_ioread16v(struct zd_usb *usb, u16 *values,
udev = zd_usb_to_usbdev(usb);
prepare_read_regs_int(usb);
r = usb_interrupt_msg(udev, usb_sndintpipe(udev, EP_REGS_OUT),
req, req_len, &actual_req_len, 50 /* ms */);
r = zd_ep_regs_out_msg(udev, req, req_len, &actual_req_len, 50 /*ms*/);
if (r) {
dev_dbg_f(zd_usb_dev(usb),
"error in usb_interrupt_msg(). Error number %d\n", r);
"error in zd_ep_regs_out_msg(). Error number %d\n", r);
goto error;
}
if (req_len != actual_req_len) {
dev_dbg_f(zd_usb_dev(usb), "error in usb_interrupt_msg()\n"
dev_dbg_f(zd_usb_dev(usb), "error in zd_ep_regs_out_msg()\n"
" req_len %d != actual_req_len %d\n",
req_len, actual_req_len);
r = -EIO;
@ -1818,9 +1842,17 @@ int zd_usb_iowrite16v_async(struct zd_usb *usb, const struct zd_ioreq16 *ioreqs,
rw->value = cpu_to_le16(ioreqs[i].value);
}
usb_fill_int_urb(urb, udev, usb_sndintpipe(udev, EP_REGS_OUT),
req, req_len, iowrite16v_urb_complete, usb,
ep->desc.bInterval);
/* In USB 2.0 mode endpoint is interrupt type. However in USB 1.1 mode
* endpoint is bulk. Select correct type URB by endpoint descriptor.
*/
if (usb_endpoint_xfer_int(&ep->desc))
usb_fill_int_urb(urb, udev, usb_sndintpipe(udev, EP_REGS_OUT),
req, req_len, iowrite16v_urb_complete, usb,
ep->desc.bInterval);
else
usb_fill_bulk_urb(urb, udev, usb_sndbulkpipe(udev, EP_REGS_OUT),
req, req_len, iowrite16v_urb_complete, usb);
urb->transfer_flags |= URB_FREE_BUFFER;
/* Submit previous URB */
@ -1924,15 +1956,14 @@ int zd_usb_rfwrite(struct zd_usb *usb, u32 value, u8 bits)
}
udev = zd_usb_to_usbdev(usb);
r = usb_interrupt_msg(udev, usb_sndintpipe(udev, EP_REGS_OUT),
req, req_len, &actual_req_len, 50 /* ms */);
r = zd_ep_regs_out_msg(udev, req, req_len, &actual_req_len, 50 /*ms*/);
if (r) {
dev_dbg_f(zd_usb_dev(usb),
"error in usb_interrupt_msg(). Error number %d\n", r);
"error in zd_ep_regs_out_msg(). Error number %d\n", r);
goto out;
}
if (req_len != actual_req_len) {
dev_dbg_f(zd_usb_dev(usb), "error in usb_interrupt_msg()"
dev_dbg_f(zd_usb_dev(usb), "error in zd_ep_regs_out_msg()"
" req_len %d != actual_req_len %d\n",
req_len, actual_req_len);
r = -EIO;

10
drivers/ssb/driver_pcicore.c
View File

@ -539,10 +539,12 @@ void ssb_pcicore_init(struct ssb_pcicore *pc)
if (!pc->hostmode)
ssb_pcicore_init_clientmode(pc);
/* Additional always once-executed workarounds */
ssb_pcicore_serdes_workaround(pc);
/* TODO: ASPM */
/* TODO: Clock Request Update */
/* Additional PCIe always once-executed workarounds */
if (dev->id.coreid == SSB_DEV_PCIE) {
ssb_pcicore_serdes_workaround(pc);
/* TODO: ASPM */
/* TODO: Clock Request Update */
}
}
static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address)

8
include/linux/ieee80211.h
View File

@ -1003,8 +1003,12 @@ struct ieee80211_ht_info {
#define WLAN_CAPABILITY_ESS (1<<0)
#define WLAN_CAPABILITY_IBSS (1<<1)
/* A mesh STA sets the ESS and IBSS capability bits to zero */
#define WLAN_CAPABILITY_IS_MBSS(cap) \
/*
* A mesh STA sets the ESS and IBSS capability bits to zero.
* however, this holds true for p2p probe responses (in the p2p_find
* phase) as well.
*/
#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
(!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)

2
net/bluetooth/l2cap_core.c
View File

@ -906,7 +906,7 @@ static struct l2cap_chan *l2cap_global_chan_by_psm(int state, __le16 psm, bdaddr
if (c->psm == psm) {
/* Exact match. */
if (!bacmp(&bt_sk(sk)->src, src)) {
read_unlock_bh(&chan_list_lock);
read_unlock(&chan_list_lock);
return c;
}

3
net/mac80211/ieee80211_i.h
View File

@ -775,9 +775,6 @@ struct ieee80211_local {
int tx_headroom; /* required headroom for hardware/radiotap */
/* count for keys needing tailroom space allocation */
int crypto_tx_tailroom_needed_cnt;
/* Tasklet and skb queue to process calls from IRQ mode. All frames
* added to skb_queue will be processed, but frames in
* skb_queue_unreliable may be dropped if the total length of these

4
net/mac80211/iface.c
View File

@ -1145,6 +1145,10 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
+ IEEE80211_ENCRYPT_HEADROOM;
ndev->needed_tailroom = IEEE80211_ENCRYPT_TAILROOM;
ret = dev_alloc_name(ndev, ndev->name);
if (ret < 0)
goto fail;
ieee80211_assign_perm_addr(local, ndev, type);
memcpy(ndev->dev_addr, ndev->perm_addr, ETH_ALEN);
SET_NETDEV_DEV(ndev, wiphy_dev(local->hw.wiphy));

21
net/mac80211/key.c
View File

@ -101,11 +101,6 @@ static int ieee80211_key_enable_hw_accel(struct ieee80211_key *key)
if (!ret) {
key->flags |= KEY_FLAG_UPLOADED_TO_HARDWARE;
if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) ||
(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)))
key->local->crypto_tx_tailroom_needed_cnt--;
return 0;
}
@ -161,10 +156,6 @@ static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key)
key->conf.keyidx, sta ? sta->addr : bcast_addr, ret);
key->flags &= ~KEY_FLAG_UPLOADED_TO_HARDWARE;
if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) ||
(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)))
key->local->crypto_tx_tailroom_needed_cnt++;
}
void ieee80211_key_removed(struct ieee80211_key_conf *key_conf)
@ -403,10 +394,8 @@ static void __ieee80211_key_destroy(struct ieee80211_key *key)
ieee80211_aes_key_free(key->u.ccmp.tfm);
if (key->conf.cipher == WLAN_CIPHER_SUITE_AES_CMAC)
ieee80211_aes_cmac_key_free(key->u.aes_cmac.tfm);
if (key->local) {
if (key->local)
ieee80211_debugfs_key_remove(key);
key->local->crypto_tx_tailroom_needed_cnt--;
}
kfree(key);
}
@ -468,8 +457,6 @@ int ieee80211_key_link(struct ieee80211_key *key,
ieee80211_debugfs_key_add(key);
key->local->crypto_tx_tailroom_needed_cnt++;
ret = ieee80211_key_enable_hw_accel(key);
mutex_unlock(&sdata->local->key_mtx);
@ -511,12 +498,8 @@ void ieee80211_enable_keys(struct ieee80211_sub_if_data *sdata)
mutex_lock(&sdata->local->key_mtx);
sdata->local->crypto_tx_tailroom_needed_cnt = 0;
list_for_each_entry(key, &sdata->key_list, list) {
sdata->local->crypto_tx_tailroom_needed_cnt++;
list_for_each_entry(key, &sdata->key_list, list)
ieee80211_key_enable_hw_accel(key);
}
mutex_unlock(&sdata->local->key_mtx);
}

7
net/mac80211/tx.c
View File

@ -1480,7 +1480,12 @@ static int ieee80211_skb_resize(struct ieee80211_local *local,
{
int tail_need = 0;
if (may_encrypt && local->crypto_tx_tailroom_needed_cnt) {
/*
* This could be optimised, devices that do full hardware
* crypto (including TKIP MMIC) need no tailroom... But we
* have no drivers for such devices currently.
*/
if (may_encrypt) {
tail_need = IEEE80211_ENCRYPT_TAILROOM;
tail_need -= skb_tailroom(skb);
tail_need = max_t(int, tail_need, 0);

43
net/wireless/scan.c
View File

@ -267,13 +267,35 @@ static bool is_bss(struct cfg80211_bss *a,
return memcmp(ssidie + 2, ssid, ssid_len) == 0;
}
static bool is_mesh_bss(struct cfg80211_bss *a)
{
const u8 *ie;
if (!WLAN_CAPABILITY_IS_STA_BSS(a->capability))
return false;
ie = cfg80211_find_ie(WLAN_EID_MESH_ID,
a->information_elements,
a->len_information_elements);
if (!ie)
return false;
ie = cfg80211_find_ie(WLAN_EID_MESH_CONFIG,
a->information_elements,
a->len_information_elements);
if (!ie)
return false;
return true;
}
static bool is_mesh(struct cfg80211_bss *a,
const u8 *meshid, size_t meshidlen,
const u8 *meshcfg)
{
const u8 *ie;
if (!WLAN_CAPABILITY_IS_MBSS(a->capability))
if (!WLAN_CAPABILITY_IS_STA_BSS(a->capability))
return false;
ie = cfg80211_find_ie(WLAN_EID_MESH_ID,
@ -311,7 +333,7 @@ static int cmp_bss(struct cfg80211_bss *a,
if (a->channel != b->channel)
return b->channel->center_freq - a->channel->center_freq;
if (WLAN_CAPABILITY_IS_MBSS(a->capability | b->capability)) {
if (is_mesh_bss(a) && is_mesh_bss(b)) {
r = cmp_ies(WLAN_EID_MESH_ID,
a->information_elements,
a->len_information_elements,
@ -457,7 +479,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev,
struct cfg80211_internal_bss *res)
{
struct cfg80211_internal_bss *found = NULL;
const u8 *meshid, *meshcfg;
/*
* The reference to "res" is donated to this function.
@ -470,22 +491,6 @@ cfg80211_bss_update(struct cfg80211_registered_device *dev,
res->ts = jiffies;
if (WLAN_CAPABILITY_IS_MBSS(res->pub.capability)) {
/* must be mesh, verify */
meshid = cfg80211_find_ie(WLAN_EID_MESH_ID,
res->pub.information_elements,
res->pub.len_information_elements);
meshcfg = cfg80211_find_ie(WLAN_EID_MESH_CONFIG,
res->pub.information_elements,
res->pub.len_information_elements);
if (!meshid || !meshcfg ||
meshcfg[1] != sizeof(struct ieee80211_meshconf_ie)) {
/* bogus mesh */
kref_put(&res->ref, bss_release);
return NULL;
}
}
spin_lock_bh(&dev->bss_lock);
found = rb_find_bss(dev, res);