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>

diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 446a327b3de06325100d36c8d121fe09b2a60d17..9f1bd692589b57dbe54f452fe2cd1533852bf6f0 100644 (file)
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -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);