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ath10k: use num_pending_tx instead of msdu id bitmap 

It's more efficient to simply check num_pending_tx
value instead of traversing whole bitmap of
msdu ids.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior 2013-09-18 14:43:18 +02:00 committed by Kalle Valo
parent 1073ab2e9b
commit 0945baf7d4
2 changed files with 2 additions and 3 deletions
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3
drivers/net/wireless/ath/ath10k/mac.c
View File

@ -2853,8 +2853,7 @@ static void ath10k_flush(struct ieee80211_hw *hw, u32 queues, bool drop)
bool empty; bool empty;
spin_lock_bh(&ar->htt.tx_lock); spin_lock_bh(&ar->htt.tx_lock);
empty = bitmap_empty(ar->htt.used_msdu_ids, empty = (ar->htt.num_pending_tx == 0);
ar->htt.max_num_pending_tx);
spin_unlock_bh(&ar->htt.tx_lock); spin_unlock_bh(&ar->htt.tx_lock);
skip = (ar->state == ATH10K_STATE_WEDGED); skip = (ar->state == ATH10K_STATE_WEDGED);

2
drivers/net/wireless/ath/ath10k/txrx.c
View File

@ -96,7 +96,7 @@ exit:
htt->pending_tx[ATH10K_SKB_CB(txdesc)->htt.msdu_id] = NULL; htt->pending_tx[ATH10K_SKB_CB(txdesc)->htt.msdu_id] = NULL;
ath10k_htt_tx_free_msdu_id(htt, ATH10K_SKB_CB(txdesc)->htt.msdu_id); ath10k_htt_tx_free_msdu_id(htt, ATH10K_SKB_CB(txdesc)->htt.msdu_id);
__ath10k_htt_tx_dec_pending(htt); __ath10k_htt_tx_dec_pending(htt);
if (bitmap_empty(htt->used_msdu_ids, htt->max_num_pending_tx)) if (htt->num_pending_tx == 0)
wake_up(&htt->empty_tx_wq); wake_up(&htt->empty_tx_wq);
spin_unlock_bh(&htt->tx_lock); spin_unlock_bh(&htt->tx_lock);