Unfortunately it temporarily loses some features, such
as packet dropping (easy to add) and requeueing (harder).
But it is so much incredibly simpler now.
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
---
net/mac80211/ieee80211_i.h | 6 +
net/mac80211/main.c | 16 +--
net/mac80211/wme.c | 531 ++------------------------------------------
net/mac80211/wme.h | 19 +--
4 files changed, 34 insertions(+), 538 deletions(-)
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index af352c0..0ecc0c0 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -25,6 +25,7 @@
#include <linux/etherdevice.h>
#include <net/wireless.h>
#include <net/iw_handler.h>
+#include <net/mac80211.h>
#include "key.h"
#include "sta_info.h"
@@ -542,6 +543,9 @@ enum {
IEEE80211_ADDBA_MSG = 4,
};
+/* maximum number of hardware queues we support. */
+#define QD_MAX_QUEUES (IEEE80211_MAX_AMPDU_QUEUES + IEEE80211_MAX_QUEUES)
+
struct ieee80211_local {
/* embed the driver visible part.
* don't cast (use the static inlines below), but we keep
@@ -550,6 +554,8 @@ struct ieee80211_local {
const struct ieee80211_ops *ops;
+ unsigned long queue_pool[BITS_TO_LONGS(QD_MAX_QUEUES)];
+
struct net_device *mdev; /* wmaster# - "master" 802.11 device */
int open_count;
int monitors, cooked_mntrs;
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index c4d36fe..b78b56e 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -684,7 +684,7 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
/* No need to requeue the packets in the agg queue, since we
* held the tx lock: no packet could be enqueued to the newly
* allocated queue */
- ieee80211_ht_agg_queue_remove(local, sta, tid, 0);
+ ieee80211_ht_agg_queue_remove(local, sta, tid);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "BA request denied - HW unavailable for"
" tid %d\n", tid);
@@ -693,8 +693,6 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
goto err_unlock_queue;
}
- /* Will put all the packets in the new SW queue */
- ieee80211_requeue(local, ieee802_1d_to_ac[tid]);
unlock_all_queues_bh(local->mdev);
spin_unlock_bh(&sta->lock);
@@ -883,7 +881,7 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
dev_queue = netdev_get_tx_queue(local->mdev, 0);
spin_lock_bh(&dev_queue->lock);
/* remove the queue for this aggregation */
- ieee80211_ht_agg_queue_remove(local, sta, tid, 1);
+ ieee80211_ht_agg_queue_remove(local, sta, tid);
spin_unlock_bh(&dev_queue->lock);
/* we just requeued the all the frames that were in the removed
@@ -1900,19 +1898,10 @@ static int __init ieee80211_init(void)
if (ret)
goto out;
- ret = ieee80211_wme_register();
- if (ret) {
- printk(KERN_DEBUG "ieee80211_init: failed to "
- "initialize WME (err=%d)\n", ret);
- goto out_cleanup_pid;
- }
-
ieee80211_debugfs_netdev_init();
return 0;
- out_cleanup_pid:
- rc80211_pid_exit();
out:
return ret;
}
@@ -1930,7 +1919,6 @@ static void __exit ieee80211_exit(void)
if (mesh_allocated)
ieee80211s_stop();
- ieee80211_wme_unregister();
ieee80211_debugfs_netdev_exit();
}
diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c
index 42b1fbf..3bbee5a 100644
--- a/net/mac80211/wme.c
+++ b/net/mac80211/wme.c
@@ -18,8 +18,6 @@
#include "ieee80211_i.h"
#include "wme.h"
-/* maximum number of hardware queues we support. */
-#define QD_MAX_QUEUES (IEEE80211_MAX_AMPDU_QUEUES + IEEE80211_MAX_QUEUES)
/* current number of hardware queues we support. */
#define QD_NUM(hw) ((hw)->queues + (hw)->ampdu_queues)
@@ -29,32 +27,14 @@
*/
const int ieee802_1d_to_ac[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
-struct ieee80211_sched_data
-{
- unsigned long qdisc_pool[BITS_TO_LONGS(QD_MAX_QUEUES)];
- struct tcf_proto *filter_list;
- struct Qdisc *queues[QD_MAX_QUEUES];
- struct sk_buff_head requeued[QD_MAX_QUEUES];
-};
-
static const char llc_ip_hdr[8] = {0xAA, 0xAA, 0x3, 0, 0, 0, 0x08, 0};
/* given a data frame determine the 802.1p/1d tag to use */
-static inline unsigned classify_1d(struct sk_buff *skb, struct Qdisc *qd)
+static inline unsigned classify_1d(struct sk_buff *skb, struct net_device *dev)
{
struct iphdr *ip;
- int dscp;
int offset;
-
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct tcf_result res = { -1, 0 };
-
- /* if there is a user set filter list, call out to that */
- if (q->filter_list) {
- tc_classify(skb, q->filter_list, &res);
- if (res.class != -1)
- return res.class;
- }
+ int dscp;
/* skb->priority values from 256->263 are magic values to
* directly indicate a specific 802.1d priority.
@@ -99,11 +79,10 @@ static inline int wme_downgrade_ac(struct sk_buff *skb)
}
-/* positive return value indicates which queue to use
- * negative return value indicates to drop the frame */
-static int classify80211(struct sk_buff *skb, struct Qdisc *qd)
+/* positive return value indicates which queue to use */
+static u16 classify80211(struct sk_buff *skb, struct net_device *dev)
{
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
+ struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
if (!ieee80211_is_data(hdr->frame_control)) {
@@ -123,14 +102,12 @@ static int classify80211(struct sk_buff *skb, struct Qdisc *qd)
/* use the data classifier to determine what 802.1d tag the
* data frame has */
- skb->priority = classify_1d(skb, qd);
+ skb->priority = classify_1d(skb, dev);
/* 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. */
- return -1;
- }
+ if (wme_downgrade_ac(skb))
+ return 0;
}
/* look up which queue to use for frames with this 1d tag */
@@ -138,40 +115,17 @@ static int classify80211(struct sk_buff *skb, struct Qdisc *qd)
}
-static int wme_qdiscop_enqueue(struct sk_buff *skb, struct Qdisc* qd)
+static u16 ieee80211_select_queue(struct net_device *dev,
+ struct sk_buff *skb)
{
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
- struct Qdisc *qdisc;
+ struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct sta_info *sta;
- int err, queue;
+ u16 queue;
u8 tid;
- if (info->flags & IEEE80211_TX_CTL_REQUEUE) {
- queue = skb_get_queue_mapping(skb);
- rcu_read_lock();
- sta = sta_info_get(local, hdr->addr1);
- tid = skb->priority & QOS_CONTROL_TAG1D_MASK;
- if (sta) {
- int ampdu_queue = sta->tid_to_tx_q[tid];
- if ((ampdu_queue < QD_NUM(hw)) &&
- test_bit(ampdu_queue, q->qdisc_pool)) {
- queue = ampdu_queue;
- info->flags |= IEEE80211_TX_CTL_AMPDU;
- } else {
- info->flags &= ~IEEE80211_TX_CTL_AMPDU;
- }
- }
- rcu_read_unlock();
- skb_queue_tail(&q->requeued[queue], skb);
- qd->q.qlen++;
- return 0;
- }
-
- queue = classify80211(skb, qd);
+ queue = classify80211(skb, dev);
if (unlikely(queue >= local->hw.queues))
queue = local->hw.queues - 1;
@@ -193,436 +147,32 @@ static int wme_qdiscop_enqueue(struct sk_buff *skb, struct Qdisc* qd)
sta = sta_info_get(local, hdr->addr1);
if (sta) {
- int ampdu_queue = sta->tid_to_tx_q[tid];
- if ((ampdu_queue < QD_NUM(hw)) &&
- test_bit(ampdu_queue, q->qdisc_pool)) {
- queue = ampdu_queue;
- info->flags |= IEEE80211_TX_CTL_AMPDU;
- } else {
- info->flags &= ~IEEE80211_TX_CTL_AMPDU;
- }
+ queue = sta->tid_to_tx_q[tid];
+ info->flags |= IEEE80211_TX_CTL_AMPDU;
}
rcu_read_unlock();
}
- if (unlikely(queue < 0)) {
- kfree_skb(skb);
- err = NET_XMIT_DROP;
- } else {
- tid = skb->priority & QOS_CONTROL_TAG1D_MASK;
- skb_set_queue_mapping(skb, queue);
- qdisc = q->queues[queue];
- err = qdisc->enqueue(skb, qdisc);
- if (err == NET_XMIT_SUCCESS) {
- qd->q.qlen++;
- qd->bstats.bytes += skb->len;
- qd->bstats.packets++;
- return NET_XMIT_SUCCESS;
- }
- }
- qd->qstats.drops++;
- return err;
-}
-
-
-/* TODO: clean up the cases where master_hard_start_xmit
- * returns non 0 - it shouldn't ever do that. Once done we
- * can remove this function */
-static int wme_qdiscop_requeue(struct sk_buff *skb, struct Qdisc* qd)
-{
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct Qdisc *qdisc;
- int err;
-
- /* we recorded which queue to use earlier! */
- qdisc = q->queues[skb_get_queue_mapping(skb)];
-
- if ((err = qdisc->ops->requeue(skb, qdisc)) == 0) {
- qd->q.qlen++;
- return 0;
- }
- qd->qstats.drops++;
- return err;
-}
-
-
-static struct sk_buff *wme_qdiscop_dequeue(struct Qdisc* qd)
-{
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct net_device *dev = qdisc_dev(qd);
- struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
- struct sk_buff *skb;
- struct Qdisc *qdisc;
- int queue;
-
- /* check all the h/w queues in numeric/priority order */
- for (queue = 0; queue < QD_NUM(hw); queue++) {
- /* see if there is room in this hardware queue */
- if (__netif_subqueue_stopped(local->mdev, queue) ||
- !test_bit(queue, q->qdisc_pool))
- continue;
-
- /* there is space - try and get a frame */
- skb = skb_dequeue(&q->requeued[queue]);
- if (skb) {
- qd->q.qlen--;
- return skb;
- }
-
- qdisc = q->queues[queue];
- skb = qdisc->dequeue(qdisc);
- if (skb) {
- qd->q.qlen--;
- return skb;
- }
- }
- /* returning a NULL here when all the h/w queues are full means we
- * never need to call netif_stop_queue in the driver */
- return NULL;
-}
-
-
-static void wme_qdiscop_reset(struct Qdisc* qd)
-{
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
- int queue;
-
- /* QUESTION: should we have some hardware flush functionality here? */
-
- for (queue = 0; queue < QD_NUM(hw); queue++) {
- skb_queue_purge(&q->requeued[queue]);
- qdisc_reset(q->queues[queue]);
- }
- qd->q.qlen = 0;
-}
-
-
-static void wme_qdiscop_destroy(struct Qdisc* qd)
-{
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
- int queue;
-
- tcf_destroy_chain(q->filter_list);
- q->filter_list = NULL;
-
- for (queue = 0; queue < QD_NUM(hw); queue++) {
- skb_queue_purge(&q->requeued[queue]);
- qdisc_destroy(q->queues[queue]);
- q->queues[queue] = &noop_qdisc;
- }
-}
-
-
-/* called whenever parameters are updated on existing qdisc */
-static int wme_qdiscop_tune(struct Qdisc *qd, struct nlattr *opt)
-{
- return 0;
-}
-
-
-/* called during initial creation of qdisc on device */
-static int wme_qdiscop_init(struct Qdisc *qd, struct nlattr *opt)
-{
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct net_device *dev = qdisc_dev(qd);
- struct ieee80211_local *local;
- struct ieee80211_hw *hw;
- int err = 0, i;
-
- /* check that device is a mac80211 device */
- if (!dev->ieee80211_ptr ||
- dev->ieee80211_ptr->wiphy->privid != mac80211_wiphy_privid)
- return -EINVAL;
-
- local = wdev_priv(dev->ieee80211_ptr);
- hw = &local->hw;
-
- /* only allow on master dev */
- if (dev != local->mdev)
- return -EINVAL;
-
- /* ensure that we are root qdisc */
- if (qd->parent != TC_H_ROOT)
- return -EINVAL;
-
- if (qd->flags & TCQ_F_INGRESS)
- return -EINVAL;
-
- /* if options were passed in, set them */
- if (opt)
- err = wme_qdiscop_tune(qd, opt);
-
- /* create child queues */
- for (i = 0; i < QD_NUM(hw); i++) {
- skb_queue_head_init(&q->requeued[i]);
- q->queues[i] = qdisc_create_dflt(qdisc_dev(qd), qd->dev_queue,
- &pfifo_qdisc_ops,
- qd->handle);
- if (!q->queues[i]) {
- q->queues[i] = &noop_qdisc;
- printk(KERN_ERR "%s child qdisc %i creation failed\n",
- dev->name, i);
- }
- }
-
- /* non-aggregation queues: reserve/mark as used */
- for (i = 0; i < local->hw.queues; i++)
- set_bit(i, q->qdisc_pool);
-
- return err;
-}
-
-static int wme_qdiscop_dump(struct Qdisc *qd, struct sk_buff *skb)
-{
- return -1;
-}
-
-
-static int wme_classop_graft(struct Qdisc *qd, unsigned long arg,
- struct Qdisc *new, struct Qdisc **old)
-{
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
- unsigned long queue = arg - 1;
-
- if (queue >= QD_NUM(hw))
- return -EINVAL;
-
- if (!new)
- new = &noop_qdisc;
-
- sch_tree_lock(qd);
- *old = q->queues[queue];
- q->queues[queue] = new;
- qdisc_reset(*old);
- sch_tree_unlock(qd);
-
- return 0;
-}
-
-
-static struct Qdisc *
-wme_classop_leaf(struct Qdisc *qd, unsigned long arg)
-{
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
- unsigned long queue = arg - 1;
-
- if (queue >= QD_NUM(hw))
- return NULL;
-
- return q->queues[queue];
-}
-
-
-static unsigned long wme_classop_get(struct Qdisc *qd, u32 classid)
-{
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
- unsigned long queue = TC_H_MIN(classid);
-
- if (queue - 1 >= QD_NUM(hw))
- return 0;
-
return queue;
}
-
-static unsigned long wme_classop_bind(struct Qdisc *qd, unsigned long parent,
- u32 classid)
-{
- return wme_classop_get(qd, classid);
-}
-
-
-static void wme_classop_put(struct Qdisc *q, unsigned long cl)
-{
-}
-
-
-static int wme_classop_change(struct Qdisc *qd, u32 handle, u32 parent,
- struct nlattr **tca, unsigned long *arg)
-{
- unsigned long cl = *arg;
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
-
- if (cl - 1 > QD_NUM(hw))
- return -ENOENT;
-
- /* TODO: put code to program hardware queue parameters here,
- * to allow programming from tc command line */
-
- return 0;
-}
-
-
-/* we don't support deleting hardware queues
- * when we add WMM-SA support - TSPECs may be deleted here */
-static int wme_classop_delete(struct Qdisc *qd, unsigned long cl)
-{
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
-
- if (cl - 1 > QD_NUM(hw))
- return -ENOENT;
- return 0;
-}
-
-
-static int wme_classop_dump_class(struct Qdisc *qd, unsigned long cl,
- struct sk_buff *skb, struct tcmsg *tcm)
-{
- struct ieee80211_sched_data *q = qdisc_priv(qd);
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
-
- if (cl - 1 > QD_NUM(hw))
- return -ENOENT;
- tcm->tcm_handle = TC_H_MIN(cl);
- tcm->tcm_parent = qd->handle;
- tcm->tcm_info = q->queues[cl-1]->handle; /* do we need this? */
- return 0;
-}
-
-
-static void wme_classop_walk(struct Qdisc *qd, struct qdisc_walker *arg)
-{
- struct ieee80211_local *local = wdev_priv(qdisc_dev(qd)->ieee80211_ptr);
- struct ieee80211_hw *hw = &local->hw;
- int queue;
-
- if (arg->stop)
- return;
-
- for (queue = 0; queue < QD_NUM(hw); queue++) {
- if (arg->count < arg->skip) {
- arg->count++;
- continue;
- }
- /* we should return classids for our internal queues here
- * as well as the external ones */
- if (arg->fn(qd, queue+1, arg) < 0) {
- arg->stop = 1;
- break;
- }
- arg->count++;
- }
-}
-
-
-static struct tcf_proto ** wme_classop_find_tcf(struct Qdisc *qd,
- unsigned long cl)
-{
- struct ieee80211_sched_data *q = qdisc_priv(qd);
-
- if (cl)
- return NULL;
-
- return &q->filter_list;
-}
-
-
-/* this qdisc is classful (i.e. has classes, some of which may have leaf qdiscs attached)
- * - these are the operations on the classes */
-static const struct Qdisc_class_ops class_ops =
-{
- .graft = wme_classop_graft,
- .leaf = wme_classop_leaf,
-
- .get = wme_classop_get,
- .put = wme_classop_put,
- .change = wme_classop_change,
- .delete = wme_classop_delete,
- .walk = wme_classop_walk,
-
- .tcf_chain = wme_classop_find_tcf,
- .bind_tcf = wme_classop_bind,
- .unbind_tcf = wme_classop_put,
-
- .dump = wme_classop_dump_class,
-};
-
-
-/* queueing discipline operations */
-static struct Qdisc_ops wme_qdisc_ops __read_mostly =
-{
- .next = NULL,
- .cl_ops = &class_ops,
- .id = "ieee80211",
- .priv_size = sizeof(struct ieee80211_sched_data),
-
- .enqueue = wme_qdiscop_enqueue,
- .dequeue = wme_qdiscop_dequeue,
- .requeue = wme_qdiscop_requeue,
- .drop = NULL, /* drop not needed since we are always the root qdisc */
-
- .init = wme_qdiscop_init,
- .reset = wme_qdiscop_reset,
- .destroy = wme_qdiscop_destroy,
- .change = wme_qdiscop_tune,
-
- .dump = wme_qdiscop_dump,
-};
-
-
void ieee80211_install_qdisc(struct net_device *dev)
{
- struct netdev_queue *txq = netdev_get_tx_queue(dev, 0);
- struct Qdisc *qdisc;
-
- qdisc = qdisc_create_dflt(dev, txq,
- &wme_qdisc_ops, TC_H_ROOT);
- if (!qdisc) {
- printk(KERN_ERR "%s: qdisc installation failed\n", dev->name);
- return;
- }
-
- /* same handle as would be allocated by qdisc_alloc_handle() */
- qdisc->handle = 0x80010000;
-
- qdisc_lock_tree(dev);
- list_add_tail(&qdisc->list, &txq->qdisc_list);
- txq->qdisc_sleeping = qdisc;
- qdisc_unlock_tree(dev);
+ dev->select_queue = ieee80211_select_queue;
}
int ieee80211_qdisc_installed(struct net_device *dev)
{
- struct netdev_queue *txq = netdev_get_tx_queue(dev, 0);
-
- return txq->qdisc_sleeping->ops == &wme_qdisc_ops;
-}
-
-
-int ieee80211_wme_register(void)
-{
- return register_qdisc(&wme_qdisc_ops);
-}
-
-
-void ieee80211_wme_unregister(void)
-{
- unregister_qdisc(&wme_qdisc_ops);
+ return dev->select_queue == ieee80211_select_queue;
}
int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
struct sta_info *sta, u16 tid)
{
- int i;
- struct netdev_queue *txq = netdev_get_tx_queue(local->mdev, 0);
- struct ieee80211_sched_data *q =
- qdisc_priv(txq->qdisc_sleeping);
DECLARE_MAC_BUF(mac);
+ int i;
/* prepare the filter and save it for the SW queue
* matching the received HW queue */
@@ -632,7 +182,7 @@ int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
/* try to get a Qdisc from the pool */
for (i = local->hw.queues; i < QD_NUM(&local->hw); i++)
- if (!test_and_set_bit(i, q->qdisc_pool)) {
+ if (!test_and_set_bit(i, local->queue_pool)) {
ieee80211_stop_queue(local_to_hw(local), i);
sta->tid_to_tx_q[tid] = i;
@@ -643,9 +193,8 @@ int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_DEBUG "allocated aggregation queue"
- " %d tid %d addr %s pool=0x%lX\n",
- i, tid, print_mac(mac, sta->addr),
- q->qdisc_pool[0]);
+ " %d tid %d addr %s\n",
+ i, tid, print_mac(mac, sta->addr));
#endif /* CONFIG_MAC80211_HT_DEBUG */
return 0;
}
@@ -657,44 +206,12 @@ int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
* the caller needs to hold netdev_get_tx_queue(local->mdev, X)->lock
*/
void ieee80211_ht_agg_queue_remove(struct ieee80211_local *local,
- struct sta_info *sta, u16 tid,
- u8 requeue)
+ struct sta_info *sta, u16 tid)
{
struct ieee80211_hw *hw = &local->hw;
- struct netdev_queue *txq = netdev_get_tx_queue(local->mdev, 0);
- struct ieee80211_sched_data *q =
- qdisc_priv(txq->qdisc_sleeping);
int agg_queue = sta->tid_to_tx_q[tid];
/* return the qdisc to the pool */
- clear_bit(agg_queue, q->qdisc_pool);
+ clear_bit(agg_queue, local->queue_pool);
sta->tid_to_tx_q[tid] = QD_NUM(hw);
-
- if (requeue)
- ieee80211_requeue(local, agg_queue);
- else
- q->queues[agg_queue]->ops->reset(q->queues[agg_queue]);
-}
-
-void ieee80211_requeue(struct ieee80211_local *local, int queue)
-{
- struct netdev_queue *txq = netdev_get_tx_queue(local->mdev, 0);
- struct Qdisc *root_qd = txq->qdisc_sleeping;
- struct ieee80211_sched_data *q = qdisc_priv(root_qd);
- struct Qdisc *qdisc = q->queues[queue];
- struct sk_buff *skb = NULL;
- u32 len;
-
- if (!qdisc || !qdisc->dequeue)
- return;
-
- printk(KERN_DEBUG "requeue: qlen = %d\n", qdisc->q.qlen);
- for (len = qdisc->q.qlen; len > 0; len--) {
- skb = qdisc->dequeue(qdisc);
- root_qd->q.qlen--;
- /* packet will be classified again and */
- /* skb->packet_data->queue will be overridden if needed */
- if (skb)
- wme_qdiscop_enqueue(skb, root_qd);
- }
}
diff --git a/net/mac80211/wme.h b/net/mac80211/wme.h
index bbdb533..c79be0e 100644
--- a/net/mac80211/wme.h
+++ b/net/mac80211/wme.h
@@ -37,11 +37,7 @@ int ieee80211_qdisc_installed(struct net_device *dev);
int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
struct sta_info *sta, u16 tid);
void ieee80211_ht_agg_queue_remove(struct ieee80211_local *local,
- struct sta_info *sta, u16 tid,
- u8 requeue);
-void ieee80211_requeue(struct ieee80211_local *local, int queue);
-int ieee80211_wme_register(void);
-void ieee80211_wme_unregister(void);
+ struct sta_info *sta, u16 tid);
#else
static inline void ieee80211_install_qdisc(struct net_device *dev)
{
@@ -56,18 +52,7 @@ static inline int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
return -EAGAIN;
}
static inline void ieee80211_ht_agg_queue_remove(struct ieee80211_local *local,
- struct sta_info *sta, u16 tid,
- u8 requeue)
-{
-}
-static inline void ieee80211_requeue(struct ieee80211_local *local, int queue)
-{
-}
-static inline int ieee80211_wme_register(void)
-{
- return 0;
-}
-static inline void ieee80211_wme_unregister(void)
+ struct sta_info *sta, u16 tid)
{
}
#endif /* CONFIG_NET_SCHED */
--
1.5.6
--
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