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Diffstat (limited to 'net/mac80211/wme.c')
-rw-r--r--net/mac80211/wme.c84
1 files changed, 6 insertions, 78 deletions
diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c
index 7ab82b376e1..5b8a157975a 100644
--- a/net/mac80211/wme.c
+++ b/net/mac80211/wme.c
@@ -18,70 +18,6 @@
#include "ieee80211_i.h"
#include "wme.h"
-static inline int WLAN_FC_IS_QOS_DATA(u16 fc)
-{
- return (fc & 0x8C) == 0x88;
-}
-
-
-ieee80211_txrx_result
-ieee80211_rx_h_parse_qos(struct ieee80211_txrx_data *rx)
-{
- u8 *data = rx->skb->data;
- int tid;
-
- /* does the frame have a qos control field? */
- if (WLAN_FC_IS_QOS_DATA(rx->fc)) {
- u8 *qc = data + ieee80211_get_hdrlen(rx->fc) - QOS_CONTROL_LEN;
- /* frame has qos control */
- tid = qc[0] & QOS_CONTROL_TID_MASK;
- } else {
- if (unlikely((rx->fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT)) {
- /* Separate TID for management frames */
- tid = NUM_RX_DATA_QUEUES - 1;
- } else {
- /* no qos control present */
- tid = 0; /* 802.1d - Best Effort */
- }
- }
-#ifdef CONFIG_MAC80211_DEBUG_COUNTERS
- I802_DEBUG_INC(rx->local->wme_rx_queue[tid]);
- if (rx->sta) {
- I802_DEBUG_INC(rx->sta->wme_rx_queue[tid]);
- }
-#endif /* CONFIG_MAC80211_DEBUG_COUNTERS */
-
- rx->u.rx.queue = tid;
- /* Set skb->priority to 1d tag if highest order bit of TID is not set.
- * For now, set skb->priority to 0 for other cases. */
- rx->skb->priority = (tid > 7) ? 0 : tid;
-
- return TXRX_CONTINUE;
-}
-
-
-ieee80211_txrx_result
-ieee80211_rx_h_remove_qos_control(struct ieee80211_txrx_data *rx)
-{
- u16 fc = rx->fc;
- u8 *data = rx->skb->data;
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) data;
-
- if (!WLAN_FC_IS_QOS_DATA(fc))
- return TXRX_CONTINUE;
-
- /* remove the qos control field, update frame type and meta-data */
- memmove(data + 2, data, ieee80211_get_hdrlen(fc) - 2);
- hdr = (struct ieee80211_hdr *) skb_pull(rx->skb, 2);
- /* change frame type to non QOS */
- rx->fc = fc &= ~IEEE80211_STYPE_QOS_DATA;
- hdr->frame_control = cpu_to_le16(fc);
-
- return TXRX_CONTINUE;
-}
-
-
-#ifdef CONFIG_NET_SCHED
/* maximum number of hardware queues we support. */
#define TC_80211_MAX_QUEUES 8
@@ -158,8 +94,6 @@ static inline int wme_downgrade_ac(struct sk_buff *skb)
static inline int classify80211(struct sk_buff *skb, struct Qdisc *qd)
{
struct ieee80211_local *local = wdev_priv(qd->dev->ieee80211_ptr);
- struct ieee80211_tx_packet_data *pkt_data =
- (struct ieee80211_tx_packet_data *) skb->cb;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
unsigned short fc = le16_to_cpu(hdr->frame_control);
int qos;
@@ -172,12 +106,8 @@ static inline int classify80211(struct sk_buff *skb, struct Qdisc *qd)
return IEEE80211_TX_QUEUE_DATA0;
}
- if (unlikely(pkt_data->mgmt_iface)) {
- /* Data frames from hostapd (mainly, EAPOL) use AC_VO
- * and they will include QoS control fields if
- * the target STA is using WME. */
- skb->priority = 7;
- return ieee802_1d_to_ac[skb->priority];
+ if (0 /* injected */) {
+ /* use AC from radiotap */
}
/* is this a QoS frame? */
@@ -189,14 +119,13 @@ static inline int classify80211(struct sk_buff *skb, struct Qdisc *qd)
}
/* use the data classifier to determine what 802.1d tag the
- * data frame has */
+ * data frame has */
skb->priority = classify_1d(skb, qd);
- /* incase we are a client verify acm is not set for this ac */
+ /* in case we are a client verify acm is not set for this ac */
while (unlikely(local->wmm_acm & BIT(skb->priority))) {
if (wme_downgrade_ac(skb)) {
- /* No AC with lower priority has acm=0,
- * drop packet. */
+ /* No AC with lower priority has acm=0, drop packet. */
return -1;
}
}
@@ -217,7 +146,7 @@ static int wme_qdiscop_enqueue(struct sk_buff *skb, struct Qdisc* qd)
struct Qdisc *qdisc;
int err, queue;
- if (pkt_data->requeue) {
+ if (pkt_data->flags & IEEE80211_TXPD_REQUEUE) {
skb_queue_tail(&q->requeued[pkt_data->queue], skb);
qd->q.qlen++;
return 0;
@@ -675,4 +604,3 @@ void ieee80211_wme_unregister(void)
{
unregister_qdisc(&wme_qdisc_ops);
}
-#endif /* CONFIG_NET_SCHED */