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mac80211: make TX LED handling independent of fragmentation

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This just prepares for passing the entire fragment
list to the driver. No significant changes, but the
TX throughput is calculated slightly differently
now and we blink only once for each MSDU.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2011-11-16 15:28:57 +01:00 committed by John W. Linville
parent a1a3fcec6f
commit 74e4dbfd57
1 changed files with 16 additions and 12 deletions
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28
net/mac80211/tx.c
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@ -1204,18 +1204,23 @@ ieee80211_tx_prepare(struct ieee80211_sub_if_data *sdata,
* Returns false if the frame couldn't be transmitted but was queued instead.
*/
static bool __ieee80211_tx(struct ieee80211_local *local,
struct sk_buff_head *skbs,
struct sk_buff_head *skbs, int led_len,
struct sta_info *sta, bool txpending)
{
struct sk_buff *skb, *tmp;
struct ieee80211_tx_info *info;
struct ieee80211_sub_if_data *sdata;
unsigned long flags;
int len;
__le16 fc;
if (WARN_ON(skb_queue_empty(skbs)))
return true;
skb = skb_peek(skbs);
fc = ((struct ieee80211_hdr *)skb->data)->frame_control;
skb_queue_walk_safe(skbs, skb, tmp) {
int q = skb_get_queue_mapping(skb);
__le16 fc;
spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
if (local->queue_stop_reasons[q] ||
@ -1238,8 +1243,6 @@ static bool __ieee80211_tx(struct ieee80211_local *local,
info = IEEE80211_SKB_CB(skb);
len = skb->len;
sdata = vif_to_sdata(info->control.vif);
switch (sdata->vif.type) {
@ -1260,15 +1263,13 @@ static bool __ieee80211_tx(struct ieee80211_local *local,
else
info->control.sta = NULL;
fc = ((struct ieee80211_hdr *)skb->data)->frame_control;
__skb_unlink(skb, skbs);
drv_tx(local, skb);
ieee80211_tpt_led_trig_tx(local, fc, len);
ieee80211_led_tx(local, 1);
}
ieee80211_tpt_led_trig_tx(local, fc, led_len);
ieee80211_led_tx(local, 1);
WARN_ON(!skb_queue_empty(skbs));
return true;
@ -1338,6 +1339,7 @@ static bool ieee80211_tx(struct ieee80211_sub_if_data *sdata,
ieee80211_tx_result res_prepare;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
bool result = true;
int led_len;
if (unlikely(skb->len < 10)) {
dev_kfree_skb(skb);
@ -1347,6 +1349,7 @@ static bool ieee80211_tx(struct ieee80211_sub_if_data *sdata,
rcu_read_lock();
/* initialises tx */
led_len = skb->len;
res_prepare = ieee80211_tx_prepare(sdata, &tx, skb);
if (unlikely(res_prepare == TX_DROP)) {
@ -1360,7 +1363,8 @@ static bool ieee80211_tx(struct ieee80211_sub_if_data *sdata,
info->band = tx.channel->band;
if (!invoke_tx_handlers(&tx))
result = __ieee80211_tx(local, &tx.skbs, tx.sta, txpending);
result = __ieee80211_tx(local, &tx.skbs, led_len,
tx.sta, txpending);
out:
rcu_read_unlock();
return result;
@ -2116,7 +2120,7 @@ static bool ieee80211_tx_pending_skb(struct ieee80211_local *local,
hdr = (struct ieee80211_hdr *)skb->data;
sta = sta_info_get(sdata, hdr->addr1);
result = __ieee80211_tx(local, &skbs, sta, true);
result = __ieee80211_tx(local, &skbs, skb->len, sta, true);
}
return result;