diff options
| author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2011-11-21 11:49:25 +0200 |
|---|---|---|
| committer | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2011-12-16 07:22:43 -0800 |
| commit | 1f40e145eb4dafbded5591c85040259fed6a453e (patch) | |
| tree | 5e9e193dbee13b832b15d5fbf8c11462fc90a7be /drivers/net/wireless/iwlwifi/iwl-trans-pcie.c | |
| parent | 1ba42da479e8b4a4198a702bc819850d9926a035 (diff) | |
iwlwifi: don't rely on the wr / rd pointers in DELBA flow
In the same spirit as the previous patch. Eventually this will
allow us to remove the tid_data knowledge from the transport layer.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-trans-pcie.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-trans-pcie.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c index ac689ed2eba..ef057ff219e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c @@ -1278,20 +1278,18 @@ static int iwl_trans_pcie_request_irq(struct iwl_trans *trans) static int iwlagn_txq_check_empty(struct iwl_trans *trans, int sta_id, u8 tid, int txq_id) { - struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - struct iwl_queue *q = &trans_pcie->txq[txq_id].q; struct iwl_tid_data *tid_data = &trans->shrd->tid_data[sta_id][tid]; lockdep_assert_held(&trans->shrd->sta_lock); switch (trans->shrd->tid_data[sta_id][tid].agg.state) { case IWL_EMPTYING_HW_QUEUE_DELBA: - /* We are reclaiming the last packet of the */ - /* aggregated HW queue */ + /* There are no packets for this RA / TID in the HW any more */ if ((txq_id == tid_data->agg.txq_id) && - (q->read_ptr == q->write_ptr)) { + (tid_data->agg.ssn == tid_data->next_reclaimed)) { IWL_DEBUG_TX_QUEUES(trans, - "HW queue empty: continue DELBA flow\n"); + "Can continue DELBA flow ssn = next_recl =" + " %d", tid_data->next_reclaimed); iwl_trans_pcie_txq_agg_disable(trans, txq_id); tid_data->agg.state = IWL_AGG_OFF; iwl_stop_tx_ba_trans_ready(priv(trans), |