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ipw2200: Call netif_*_queue() interfaces properly.

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netif_carrier_{on,off}() handles starting and stopping packet
flow into the driver.  So there is no reason to invoke netif_stop_queue()
and netif_wake_queue() in response to link status events.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2008-07-22 18:32:47 -07:00
parent 4255589293
commit 521c4d96e0
1 changed files with 2 additions and 31 deletions
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33
drivers/net/wireless/ipw2200.c
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@ -4972,8 +4972,7 @@ static int ipw_queue_tx_reclaim(struct ipw_priv *priv,
}
done:
if ((ipw_tx_queue_space(q) > q->low_mark) &&
(qindex >= 0) &&
(priv->status & STATUS_ASSOCIATED) && netif_running(priv->net_dev))
(qindex >= 0))
netif_wake_queue(priv->net_dev);
used = q->first_empty - q->last_used;
if (used < 0)
@ -10154,14 +10153,8 @@ static void init_sys_config(struct ipw_sys_config *sys_config)
static int ipw_net_open(struct net_device *dev)
{
struct ipw_priv *priv = ieee80211_priv(dev);
IPW_DEBUG_INFO("dev->open\n");
/* we should be verifying the device is ready to be opened */
mutex_lock(&priv->mutex);
if (!(priv->status & STATUS_RF_KILL_MASK) &&
(priv->status & STATUS_ASSOCIATED))
netif_start_queue(dev);
mutex_unlock(&priv->mutex);
netif_start_queue(dev);
return 0;
}
@ -10481,13 +10474,6 @@ static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb,
IPW_DEBUG_TX("dev->xmit(%d bytes)\n", txb->payload_size);
spin_lock_irqsave(&priv->lock, flags);
if (!(priv->status & STATUS_ASSOCIATED)) {
IPW_DEBUG_INFO("Tx attempt while not associated.\n");
priv->ieee->stats.tx_carrier_errors++;
netif_stop_queue(dev);
goto fail_unlock;
}
#ifdef CONFIG_IPW2200_PROMISCUOUS
if (rtap_iface && netif_running(priv->prom_net_dev))
ipw_handle_promiscuous_tx(priv, txb);
@ -10499,10 +10485,6 @@ static int ipw_net_hard_start_xmit(struct ieee80211_txb *txb,
spin_unlock_irqrestore(&priv->lock, flags);
return ret;
fail_unlock:
spin_unlock_irqrestore(&priv->lock, flags);
return 1;
}
static struct net_device_stats *ipw_net_get_stats(struct net_device *dev)
@ -10703,13 +10685,6 @@ static void ipw_link_up(struct ipw_priv *priv)
priv->last_packet_time = 0;
netif_carrier_on(priv->net_dev);
if (netif_queue_stopped(priv->net_dev)) {
IPW_DEBUG_NOTIF("waking queue\n");
netif_wake_queue(priv->net_dev);
} else {
IPW_DEBUG_NOTIF("starting queue\n");
netif_start_queue(priv->net_dev);
}
cancel_delayed_work(&priv->request_scan);
cancel_delayed_work(&priv->request_direct_scan);
@ -10739,7 +10714,6 @@ static void ipw_link_down(struct ipw_priv *priv)
{
ipw_led_link_down(priv);
netif_carrier_off(priv->net_dev);
netif_stop_queue(priv->net_dev);
notify_wx_assoc_event(priv);
/* Cancel any queued work ... */
@ -11419,7 +11393,6 @@ static void ipw_down(struct ipw_priv *priv)
/* Clear all bits but the RF Kill */
priv->status &= STATUS_RF_KILL_MASK | STATUS_EXIT_PENDING;
netif_carrier_off(priv->net_dev);
netif_stop_queue(priv->net_dev);
ipw_stop_nic(priv);
@ -11522,7 +11495,6 @@ static int ipw_prom_open(struct net_device *dev)
IPW_DEBUG_INFO("prom dev->open\n");
netif_carrier_off(dev);
netif_stop_queue(dev);
if (priv->ieee->iw_mode != IW_MODE_MONITOR) {
priv->sys_config.accept_all_data_frames = 1;
@ -11558,7 +11530,6 @@ static int ipw_prom_stop(struct net_device *dev)
static int ipw_prom_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
IPW_DEBUG_INFO("prom dev->xmit\n");
netif_stop_queue(dev);
return -EOPNOTSUPP;
}