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

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This commit is contained in:
David S. Miller 2008-06-27 04:26:58 -07:00
commit 7ac3b02536
9 changed files with 115 additions and 70 deletions
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3
drivers/net/wireless/b43/leds.c
View File

@ -72,6 +72,9 @@ static void b43_led_brightness_set(struct led_classdev *led_dev,
struct b43_wldev *dev = led->dev;
bool radio_enabled;
if (unlikely(b43_status(dev) < B43_STAT_INITIALIZED))
return;
/* Checking the radio-enabled status here is slightly racy,
* but we want to avoid the locking overhead and we don't care
* whether the LED has the wrong state for a second. */

12
drivers/net/wireless/b43/main.c
View File

@ -2883,12 +2883,11 @@ static int b43_op_tx(struct ieee80211_hw *hw,
if (unlikely(skb->len < 2 + 2 + 6)) {
/* Too short, this can't be a valid frame. */
dev_kfree_skb_any(skb);
return NETDEV_TX_OK;
goto drop_packet;
}
B43_WARN_ON(skb_shinfo(skb)->nr_frags);
if (unlikely(!dev))
return NETDEV_TX_BUSY;
goto drop_packet;
/* Transmissions on seperate queues can run concurrently. */
read_lock_irqsave(&wl->tx_lock, flags);
@ -2904,7 +2903,12 @@ static int b43_op_tx(struct ieee80211_hw *hw,
read_unlock_irqrestore(&wl->tx_lock, flags);
if (unlikely(err))
return NETDEV_TX_BUSY;
goto drop_packet;
return NETDEV_TX_OK;
drop_packet:
/* We can not transmit this packet. Drop it. */
dev_kfree_skb_any(skb);
return NETDEV_TX_OK;
}

2
drivers/net/wireless/b43legacy/dma.c
View File

@ -876,6 +876,7 @@ struct b43legacy_dmaring *b43legacy_setup_dmaring(struct b43legacy_wldev *dev,
if (!ring)
goto out;
ring->type = type;
ring->dev = dev;
nr_slots = B43legacy_RXRING_SLOTS;
if (for_tx)
@ -922,7 +923,6 @@ struct b43legacy_dmaring *b43legacy_setup_dmaring(struct b43legacy_wldev *dev,
DMA_TO_DEVICE);
}
ring->dev = dev;
ring->nr_slots = nr_slots;
ring->mmio_base = b43legacy_dmacontroller_base(type, controller_index);
ring->index = controller_index;

6
drivers/net/wireless/b43legacy/main.c
View File

@ -2378,8 +2378,10 @@ static int b43legacy_op_tx(struct ieee80211_hw *hw,
} else
err = b43legacy_dma_tx(dev, skb, ctl);
out:
if (unlikely(err))
return NETDEV_TX_BUSY;
if (unlikely(err)) {
/* Drop the packet. */
dev_kfree_skb_any(skb);
}
return NETDEV_TX_OK;
}

33
drivers/net/wireless/iwlwifi/iwl3945-base.c
View File

@ -2227,7 +2227,10 @@ static int iwl3945_scan_initiate(struct iwl3945_priv *priv)
}
IWL_DEBUG_INFO("Starting scan...\n");
priv->scan_bands = 2;
if (priv->cfg->sku & IWL_SKU_G)
priv->scan_bands |= BIT(IEEE80211_BAND_2GHZ);
if (priv->cfg->sku & IWL_SKU_A)
priv->scan_bands |= BIT(IEEE80211_BAND_5GHZ);
set_bit(STATUS_SCANNING, &priv->status);
priv->scan_start = jiffies;
priv->scan_pass_start = priv->scan_start;
@ -3352,13 +3355,18 @@ static void iwl3945_rx_scan_complete_notif(struct iwl3945_priv *priv,
cancel_delayed_work(&priv->scan_check);
IWL_DEBUG_INFO("Scan pass on %sGHz took %dms\n",
(priv->scan_bands == 2) ? "2.4" : "5.2",
(priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) ?
"2.4" : "5.2",
jiffies_to_msecs(elapsed_jiffies
(priv->scan_pass_start, jiffies)));
/* Remove this scanned band from the list
* of pending bands to scan */
priv->scan_bands--;
/* Remove this scanned band from the list of pending
* bands to scan, band G precedes A in order of scanning
* as seen in iwl3945_bg_request_scan */
if (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ))
priv->scan_bands &= ~BIT(IEEE80211_BAND_2GHZ);
else if (priv->scan_bands & BIT(IEEE80211_BAND_5GHZ))
priv->scan_bands &= ~BIT(IEEE80211_BAND_5GHZ);
/* If a request to abort was given, or the scan did not succeed
* then we reset the scan state machine and terminate,
@ -4972,7 +4980,7 @@ static int iwl3945_get_channels_for_scan(struct iwl3945_priv *priv,
ch_info = iwl3945_get_channel_info(priv, band, scan_ch->channel);
if (!is_channel_valid(ch_info)) {
IWL_DEBUG_SCAN("Channel %d is INVALID for this SKU.\n",
IWL_DEBUG_SCAN("Channel %d is INVALID for this band.\n",
scan_ch->channel);
continue;
}
@ -6315,21 +6323,16 @@ static void iwl3945_bg_request_scan(struct work_struct *data)
/* flags + rate selection */
switch (priv->scan_bands) {
case 2:
if (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) {
scan->flags = RXON_FLG_BAND_24G_MSK | RXON_FLG_AUTO_DETECT_MSK;
scan->tx_cmd.rate = IWL_RATE_1M_PLCP;
scan->good_CRC_th = 0;
band = IEEE80211_BAND_2GHZ;
break;
case 1:
} else if (priv->scan_bands & BIT(IEEE80211_BAND_5GHZ)) {
scan->tx_cmd.rate = IWL_RATE_6M_PLCP;
scan->good_CRC_th = IWL_GOOD_CRC_TH;
band = IEEE80211_BAND_5GHZ;
break;
default:
} else {
IWL_WARNING("Invalid scan band count\n");
goto done;
}
@ -6770,7 +6773,7 @@ static int iwl3945_mac_config(struct ieee80211_hw *hw, struct ieee80211_conf *co
ch_info = iwl3945_get_channel_info(priv, conf->channel->band,
conf->channel->hw_value);
if (!is_channel_valid(ch_info)) {
IWL_DEBUG_SCAN("Channel %d [%d] is INVALID for this SKU.\n",
IWL_DEBUG_SCAN("Channel %d [%d] is INVALID for this band.\n",
conf->channel->hw_value, conf->channel->band);
IWL_DEBUG_MAC80211("leave - invalid channel\n");
spin_unlock_irqrestore(&priv->lock, flags);

39
drivers/net/wireless/iwlwifi/iwl4965-base.c
View File

@ -1774,7 +1774,10 @@ static int iwl4965_scan_initiate(struct iwl_priv *priv)
}
IWL_DEBUG_INFO("Starting scan...\n");
priv->scan_bands = 2;
if (priv->cfg->sku & IWL_SKU_G)
priv->scan_bands |= BIT(IEEE80211_BAND_2GHZ);
if (priv->cfg->sku & IWL_SKU_A)
priv->scan_bands |= BIT(IEEE80211_BAND_5GHZ);
set_bit(STATUS_SCANNING, &priv->status);
priv->scan_start = jiffies;
priv->scan_pass_start = priv->scan_start;
@ -3023,8 +3026,9 @@ static void iwl4965_rx_reply_tx(struct iwl_priv *priv,
IWL_DEBUG_TX_REPLY("Tx queue reclaim %d\n", index);
if (index != -1) {
int freed = iwl4965_tx_queue_reclaim(priv, txq_id, index);
#ifdef CONFIG_IWL4965_HT
int freed = iwl4965_tx_queue_reclaim(priv, txq_id, index);
if (tid != MAX_TID_COUNT)
priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
if (iwl4965_queue_space(&txq->q) > txq->q.low_mark &&
@ -3276,13 +3280,18 @@ static void iwl4965_rx_scan_complete_notif(struct iwl_priv *priv,
cancel_delayed_work(&priv->scan_check);
IWL_DEBUG_INFO("Scan pass on %sGHz took %dms\n",
(priv->scan_bands == 2) ? "2.4" : "5.2",
(priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) ?
"2.4" : "5.2",
jiffies_to_msecs(elapsed_jiffies
(priv->scan_pass_start, jiffies)));
/* Remove this scanned band from the list
* of pending bands to scan */
priv->scan_bands--;
/* Remove this scanned band from the list of pending
* bands to scan, band G precedes A in order of scanning
* as seen in iwl_bg_request_scan */
if (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ))
priv->scan_bands &= ~BIT(IEEE80211_BAND_2GHZ);
else if (priv->scan_bands & BIT(IEEE80211_BAND_5GHZ))
priv->scan_bands &= ~BIT(IEEE80211_BAND_5GHZ);
/* If a request to abort was given, or the scan did not succeed
* then we reset the scan state machine and terminate,
@ -3292,7 +3301,7 @@ static void iwl4965_rx_scan_complete_notif(struct iwl_priv *priv,
clear_bit(STATUS_SCAN_ABORTING, &priv->status);
} else {
/* If there are more bands on this scan pass reschedule */
if (priv->scan_bands > 0)
if (priv->scan_bands)
goto reschedule;
}
@ -4635,10 +4644,9 @@ static int iwl4965_get_channels_for_scan(struct iwl_priv *priv,
scan_ch->channel = ieee80211_frequency_to_channel(channels[i].center_freq);
ch_info = iwl_get_channel_info(priv, band,
scan_ch->channel);
ch_info = iwl_get_channel_info(priv, band, scan_ch->channel);
if (!is_channel_valid(ch_info)) {
IWL_DEBUG_SCAN("Channel %d is INVALID for this SKU.\n",
IWL_DEBUG_SCAN("Channel %d is INVALID for this band.\n",
scan_ch->channel);
continue;
}
@ -5830,8 +5838,7 @@ static void iwl4965_bg_request_scan(struct work_struct *data)
scan->tx_cmd.stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
switch (priv->scan_bands) {
case 2:
if (priv->scan_bands & BIT(IEEE80211_BAND_2GHZ)) {
scan->flags = RXON_FLG_BAND_24G_MSK | RXON_FLG_AUTO_DETECT_MSK;
scan->tx_cmd.rate_n_flags =
iwl4965_hw_set_rate_n_flags(IWL_RATE_1M_PLCP,
@ -5839,17 +5846,13 @@ static void iwl4965_bg_request_scan(struct work_struct *data)
scan->good_CRC_th = 0;
band = IEEE80211_BAND_2GHZ;
break;
case 1:
} else if (priv->scan_bands & BIT(IEEE80211_BAND_5GHZ)) {
scan->tx_cmd.rate_n_flags =
iwl4965_hw_set_rate_n_flags(IWL_RATE_6M_PLCP,
RATE_MCS_ANT_B_MSK);
scan->good_CRC_th = IWL_GOOD_CRC_TH;
band = IEEE80211_BAND_5GHZ;
break;
default:
} else {
IWL_WARNING("Invalid scan band count\n");
goto done;
}

36
drivers/net/wireless/rt2x00/rt2500usb.c
View File

@ -138,11 +138,8 @@ static void rt2500usb_bbp_write(struct rt2x00_dev *rt2x00dev,
* Wait until the BBP becomes ready.
*/
reg = rt2500usb_bbp_check(rt2x00dev);
if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) {
ERROR(rt2x00dev, "PHY_CSR8 register busy. Write failed.\n");
mutex_unlock(&rt2x00dev->usb_cache_mutex);
return;
}
if (rt2x00_get_field16(reg, PHY_CSR8_BUSY))
goto exit_fail;
/*
* Write the data into the BBP.
@ -155,6 +152,13 @@ static void rt2500usb_bbp_write(struct rt2x00_dev *rt2x00dev,
rt2500usb_register_write_lock(rt2x00dev, PHY_CSR7, reg);
mutex_unlock(&rt2x00dev->usb_cache_mutex);
return;
exit_fail:
mutex_unlock(&rt2x00dev->usb_cache_mutex);
ERROR(rt2x00dev, "PHY_CSR8 register busy. Write failed.\n");
}
static void rt2500usb_bbp_read(struct rt2x00_dev *rt2x00dev,
@ -168,10 +172,8 @@ static void rt2500usb_bbp_read(struct rt2x00_dev *rt2x00dev,
* Wait until the BBP becomes ready.
*/
reg = rt2500usb_bbp_check(rt2x00dev);
if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) {
ERROR(rt2x00dev, "PHY_CSR8 register busy. Read failed.\n");
return;
}
if (rt2x00_get_field16(reg, PHY_CSR8_BUSY))
goto exit_fail;
/*
* Write the request into the BBP.
@ -186,17 +188,21 @@ static void rt2500usb_bbp_read(struct rt2x00_dev *rt2x00dev,
* Wait until the BBP becomes ready.
*/
reg = rt2500usb_bbp_check(rt2x00dev);
if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) {
ERROR(rt2x00dev, "PHY_CSR8 register busy. Read failed.\n");
*value = 0xff;
mutex_unlock(&rt2x00dev->usb_cache_mutex);
return;
}
if (rt2x00_get_field16(reg, PHY_CSR8_BUSY))
goto exit_fail;
rt2500usb_register_read_lock(rt2x00dev, PHY_CSR7, &reg);
*value = rt2x00_get_field16(reg, PHY_CSR7_DATA);
mutex_unlock(&rt2x00dev->usb_cache_mutex);
return;
exit_fail:
mutex_unlock(&rt2x00dev->usb_cache_mutex);
ERROR(rt2x00dev, "PHY_CSR8 register busy. Read failed.\n");
*value = 0xff;
}
static void rt2500usb_rf_write(struct rt2x00_dev *rt2x00dev,

36
drivers/net/wireless/rt2x00/rt73usb.c
View File

@ -134,11 +134,8 @@ static void rt73usb_bbp_write(struct rt2x00_dev *rt2x00dev,
* Wait until the BBP becomes ready.
*/
reg = rt73usb_bbp_check(rt2x00dev);
if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) {
ERROR(rt2x00dev, "PHY_CSR3 register busy. Write failed.\n");
mutex_unlock(&rt2x00dev->usb_cache_mutex);
return;
}
if (rt2x00_get_field32(reg, PHY_CSR3_BUSY))
goto exit_fail;
/*
* Write the data into the BBP.
@ -151,6 +148,13 @@ static void rt73usb_bbp_write(struct rt2x00_dev *rt2x00dev,
rt73usb_register_write_lock(rt2x00dev, PHY_CSR3, reg);
mutex_unlock(&rt2x00dev->usb_cache_mutex);
return;
exit_fail:
mutex_unlock(&rt2x00dev->usb_cache_mutex);
ERROR(rt2x00dev, "PHY_CSR3 register busy. Write failed.\n");
}
static void rt73usb_bbp_read(struct rt2x00_dev *rt2x00dev,
@ -164,11 +168,8 @@ static void rt73usb_bbp_read(struct rt2x00_dev *rt2x00dev,
* Wait until the BBP becomes ready.
*/
reg = rt73usb_bbp_check(rt2x00dev);
if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) {
ERROR(rt2x00dev, "PHY_CSR3 register busy. Read failed.\n");
mutex_unlock(&rt2x00dev->usb_cache_mutex);
return;
}
if (rt2x00_get_field32(reg, PHY_CSR3_BUSY))
goto exit_fail;
/*
* Write the request into the BBP.
@ -184,14 +185,19 @@ static void rt73usb_bbp_read(struct rt2x00_dev *rt2x00dev,
* Wait until the BBP becomes ready.
*/
reg = rt73usb_bbp_check(rt2x00dev);
if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) {
ERROR(rt2x00dev, "PHY_CSR3 register busy. Read failed.\n");
*value = 0xff;
return;
}
if (rt2x00_get_field32(reg, PHY_CSR3_BUSY))
goto exit_fail;
*value = rt2x00_get_field32(reg, PHY_CSR3_VALUE);
mutex_unlock(&rt2x00dev->usb_cache_mutex);
return;
exit_fail:
mutex_unlock(&rt2x00dev->usb_cache_mutex);
ERROR(rt2x00dev, "PHY_CSR3 register busy. Read failed.\n");
*value = 0xff;
}
static void rt73usb_rf_write(struct rt2x00_dev *rt2x00dev,

18
net/wireless/reg.c
View File

@ -80,6 +80,23 @@ static const struct ieee80211_channel_range ieee80211_JP_channels[] = {
IEEE80211_CHAN_RADAR),
};
static const struct ieee80211_channel_range ieee80211_EU_channels[] = {
/* IEEE 802.11b/g, channels 1..13 */
RANGE_PWR(2412, 2472, 20, 6, 0),
/* IEEE 802.11a, channel 36*/
RANGE_PWR(5180, 5180, 23, 6, IEEE80211_CHAN_PASSIVE_SCAN),
/* IEEE 802.11a, channel 40*/
RANGE_PWR(5200, 5200, 23, 6, IEEE80211_CHAN_PASSIVE_SCAN),
/* IEEE 802.11a, channel 44*/
RANGE_PWR(5220, 5220, 23, 6, IEEE80211_CHAN_PASSIVE_SCAN),
/* IEEE 802.11a, channels 48..64 */
RANGE_PWR(5240, 5320, 23, 6, IEEE80211_CHAN_NO_IBSS |
IEEE80211_CHAN_RADAR),
/* IEEE 802.11a, channels 100..140 */
RANGE_PWR(5500, 5700, 30, 6, IEEE80211_CHAN_NO_IBSS |
IEEE80211_CHAN_RADAR),
};
#define REGDOM(_code) \
{ \
.code = __stringify(_code), \
@ -90,6 +107,7 @@ static const struct ieee80211_channel_range ieee80211_JP_channels[] = {
static const struct ieee80211_regdomain ieee80211_regdoms[] = {
REGDOM(US),
REGDOM(JP),
REGDOM(EU),
};