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[PATCH] ipw2200: Fix TX QoS enabled frames problem

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This patch works with the ieee80211 stack to set the correct QoS bit to the
ipw2200 card. It fixed the TX failure problem for using WPA with QoS.

Signed-off-by: Hong Liu <hong.liu@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Zhu Yi 2006-04-13 17:19:11 +08:00 committed by John W. Linville
parent 00d21de5c6
commit a5cf4fe651
1 changed files with 32 additions and 37 deletions
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69
drivers/net/wireless/ipw2200.c
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@ -6859,61 +6859,55 @@ static int ipw_get_tx_queue_number(struct ipw_priv *priv, u16 priority)
return from_priority_to_tx_queue[priority] - 1;
}
/*
* add QoS parameter to the TX command
*/
static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv,
u16 priority,
struct tfd_data *tfd, u8 unicast)
static int ipw_is_qos_active(struct net_device *dev,
struct sk_buff *skb)
{
int ret = 0;
int tx_queue_id = 0;
struct ipw_priv *priv = ieee80211_priv(dev);
struct ieee80211_qos_data *qos_data = NULL;
int active, supported;
unsigned long flags;
u8 *daddr = skb->data + ETH_ALEN;
int unicast = !is_multicast_ether_addr(daddr);
if (!(priv->status & STATUS_ASSOCIATED))
return 0;
qos_data = &priv->assoc_network->qos_data;
spin_lock_irqsave(&priv->ieee->lock, flags);
if (priv->ieee->iw_mode == IW_MODE_ADHOC) {
if (unicast == 0)
qos_data->active = 0;
else
qos_data->active = qos_data->supported;
}
active = qos_data->active;
supported = qos_data->supported;
spin_unlock_irqrestore(&priv->ieee->lock, flags);
IPW_DEBUG_QOS("QoS %d network is QoS active %d supported %d "
"unicast %d\n",
priv->qos_data.qos_enable, active, supported, unicast);
if (active && priv->qos_data.qos_enable) {
ret = from_priority_to_tx_queue[priority];
tx_queue_id = ret - 1;
IPW_DEBUG_QOS("QoS packet priority is %d \n", priority);
if (priority <= 7) {
tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED;
tfd->tfd.tfd_26.mchdr.qos_ctrl = priority;
tfd->tfd.tfd_26.mchdr.frame_ctl |=
IEEE80211_STYPE_QOS_DATA;
if (active && priv->qos_data.qos_enable)
return 1;
if (priv->qos_data.qos_no_ack_mask &
(1UL << tx_queue_id)) {
tfd->tx_flags &= ~DCT_FLAG_ACK_REQD;
tfd->tfd.tfd_26.mchdr.qos_ctrl |=
CTRL_QOS_NO_ACK;
}
}
return 0;
}
/*
* add QoS parameter to the TX command
*/
static int ipw_qos_set_tx_queue_command(struct ipw_priv *priv,
u16 priority,
struct tfd_data *tfd)
{
int tx_queue_id = 0;
tx_queue_id = from_priority_to_tx_queue[priority] - 1;
tfd->tx_flags_ext |= DCT_FLAG_EXT_QOS_ENABLED;
if (priv->qos_data.qos_no_ack_mask & (1UL << tx_queue_id)) {
tfd->tx_flags &= ~DCT_FLAG_ACK_REQD;
tfd->tfd.tfd_26.mchdr.qos_ctrl |= CTRL_QOS_NO_ACK;
}
return ret;
return 0;
}
/*
@ -9653,7 +9647,7 @@ we need to heavily modify the ieee80211_skb_to_txb.
static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
int pri)
{
struct ieee80211_hdr_3addr *hdr = (struct ieee80211_hdr_3addr *)
struct ieee80211_hdr_3addrqos *hdr = (struct ieee80211_hdr_3addrqos *)
txb->fragments[0]->data;
int i = 0;
struct tfd_frame *tfd;
@ -9668,9 +9662,9 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
u16 remaining_bytes;
int fc;
hdr_len = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
switch (priv->ieee->iw_mode) {
case IW_MODE_ADHOC:
hdr_len = IEEE80211_3ADDR_LEN;
unicast = !is_multicast_ether_addr(hdr->addr1);
id = ipw_find_station(priv, hdr->addr1);
if (id == IPW_INVALID_STATION) {
@ -9687,7 +9681,6 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
case IW_MODE_INFRA:
default:
unicast = !is_multicast_ether_addr(hdr->addr3);
hdr_len = IEEE80211_3ADDR_LEN;
id = 0;
break;
}
@ -9766,7 +9759,8 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct ieee80211_txb *txb,
tfd->u.data.tx_flags |= DCT_FLAG_NO_WEP;
#ifdef CONFIG_IPW_QOS
ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data), unicast);
if (fc & IEEE80211_STYPE_QOS_DATA)
ipw_qos_set_tx_queue_command(priv, pri, &(tfd->u.data));
#endif /* CONFIG_IPW_QOS */
/* payload */
@ -10966,6 +10960,7 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
priv->ieee->is_queue_full = ipw_net_is_queue_full;
#ifdef CONFIG_IPW_QOS
priv->ieee->is_qos_active = ipw_is_qos_active;
priv->ieee->handle_probe_response = ipw_handle_beacon;
priv->ieee->handle_beacon = ipw_handle_probe_response;
priv->ieee->handle_assoc_response = ipw_handle_assoc_response;