diff options
Diffstat (limited to 'net/mac80211/wme.c')
| -rw-r--r-- | net/mac80211/wme.c | 84 |
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 */ |