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mac80211: pass sdata to some RX functions 

For better debugging, we would like to have
the sdata pointer available later, so pass
it into these functions.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2012-06-22 12:48:38 +02:00
Родитель 08ce5abe3d
Коммит d3b2fb53c7
1 изменённых файлов: 16 добавлений и 17 удалений
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33
net/mac80211/rx.c
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@ -554,11 +554,11 @@ static inline u16 seq_sub(u16 sq1, u16 sq2)
}
static void ieee80211_release_reorder_frame(struct ieee80211_hw *hw,
static void ieee80211_release_reorder_frame(struct ieee80211_sub_if_data *sdata,
struct tid_ampdu_rx *tid_agg_rx,
int index)
{
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb = tid_agg_rx->reorder_buf[index];
struct ieee80211_rx_status *status;
@ -578,7 +578,7 @@ no_frame:
tid_agg_rx->head_seq_num = seq_inc(tid_agg_rx->head_seq_num);
}
static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
static void ieee80211_release_reorder_frames(struct ieee80211_sub_if_data *sdata,
struct tid_ampdu_rx *tid_agg_rx,
u16 head_seq_num)
{
@ -589,7 +589,7 @@ static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
while (seq_less(tid_agg_rx->head_seq_num, head_seq_num)) {
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
ieee80211_release_reorder_frame(hw, tid_agg_rx, index);
ieee80211_release_reorder_frame(sdata, tid_agg_rx, index);
}
}
@ -604,7 +604,7 @@ static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
*/
#define HT_RX_REORDER_BUF_TIMEOUT (HZ / 10)
static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
static void ieee80211_sta_reorder_release(struct ieee80211_sub_if_data *sdata,
struct tid_ampdu_rx *tid_agg_rx)
{
int index, j;
@ -634,10 +634,10 @@ static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
wiphy_debug(hw->wiphy,
wiphy_debug(sdata->local->hw.wiphy,
"release an RX reorder frame due to timeout on earlier frames\n");
#endif
ieee80211_release_reorder_frame(hw, tid_agg_rx, j);
ieee80211_release_reorder_frame(sdata, tid_agg_rx, j);
/*
* Increment the head seq# also for the skipped slots.
@ -647,7 +647,7 @@ static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
skipped = 0;
}
} else while (tid_agg_rx->reorder_buf[index]) {
ieee80211_release_reorder_frame(hw, tid_agg_rx, index);
ieee80211_release_reorder_frame(sdata, tid_agg_rx, index);
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
}
@ -677,7 +677,7 @@ static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
* rcu_read_lock protection. It returns false if the frame
* can be processed immediately, true if it was consumed.
*/
static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_sub_if_data *sdata,
struct tid_ampdu_rx *tid_agg_rx,
struct sk_buff *skb)
{
@ -706,7 +706,8 @@ static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
if (!seq_less(mpdu_seq_num, head_seq_num + buf_size)) {
head_seq_num = seq_inc(seq_sub(mpdu_seq_num, buf_size));
/* release stored frames up to new head to stack */
ieee80211_release_reorder_frames(hw, tid_agg_rx, head_seq_num);
ieee80211_release_reorder_frames(sdata, tid_agg_rx,
head_seq_num);
}
/* Now the new frame is always in the range of the reordering buffer */
@ -736,7 +737,7 @@ static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
tid_agg_rx->reorder_buf[index] = skb;
tid_agg_rx->reorder_time[index] = jiffies;
tid_agg_rx->stored_mpdu_num++;
ieee80211_sta_reorder_release(hw, tid_agg_rx);
ieee80211_sta_reorder_release(sdata, tid_agg_rx);
out:
spin_unlock(&tid_agg_rx->reorder_lock);
@ -751,7 +752,6 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx)
{
struct sk_buff *skb = rx->skb;
struct ieee80211_local *local = rx->local;
struct ieee80211_hw *hw = &local->hw;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
struct sta_info *sta = rx->sta;
@ -813,7 +813,7 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx)
* sure that we cannot get to it any more before doing
* anything with it.
*/
if (ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb))
if (ieee80211_sta_manage_reorder_buf(rx->sdata, tid_agg_rx, skb))
return;
dont_reorder:
@ -2058,8 +2058,6 @@ ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
static ieee80211_rx_result debug_noinline
ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
{
struct ieee80211_local *local = rx->local;
struct ieee80211_hw *hw = &local->hw;
struct sk_buff *skb = rx->skb;
struct ieee80211_bar *bar = (struct ieee80211_bar *)skb->data;
struct tid_ampdu_rx *tid_agg_rx;
@ -2096,7 +2094,8 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
spin_lock(&tid_agg_rx->reorder_lock);
/* release stored frames up to start of BAR */
ieee80211_release_reorder_frames(hw, tid_agg_rx, start_seq_num);
ieee80211_release_reorder_frames(rx->sdata, tid_agg_rx,
start_seq_num);
spin_unlock(&tid_agg_rx->reorder_lock);
kfree_skb(skb);
@ -2747,7 +2746,7 @@ void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid)
return;
spin_lock(&tid_agg_rx->reorder_lock);
ieee80211_sta_reorder_release(&sta->local->hw, tid_agg_rx);
ieee80211_sta_reorder_release(sta->sdata, tid_agg_rx);
spin_unlock(&tid_agg_rx->reorder_lock);
ieee80211_rx_handlers(&rx);