diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/tx.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/tx.c | 48 |
1 files changed, 23 insertions, 25 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index dd2b4a300819..1ba0a6f55503 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -7,7 +7,7 @@ * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH - * Copyright(c) 2016 Intel Deutschland GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -34,6 +34,7 @@ * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -505,6 +506,7 @@ static int iwl_mvm_get_ctrl_vif_queue(struct iwl_mvm *mvm, switch (info->control.vif->type) { case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_ADHOC: /* * Handle legacy hostapd as well, where station may be added * only after assoc. Take care of the case where we send a @@ -516,7 +518,8 @@ static int iwl_mvm_get_ctrl_vif_queue(struct iwl_mvm *mvm, if (info->hw_queue == info->control.vif->cab_queue) return info->hw_queue; - WARN_ONCE(1, "fc=0x%02x", le16_to_cpu(fc)); + WARN_ONCE(info->control.vif->type != NL80211_IFTYPE_ADHOC, + "fc=0x%02x", le16_to_cpu(fc)); return IWL_MVM_DQA_AP_PROBE_RESP_QUEUE; case NL80211_IFTYPE_P2P_DEVICE: if (ieee80211_is_mgmt(fc)) @@ -583,7 +586,8 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) iwl_mvm_vif_from_mac80211(info.control.vif); if (info.control.vif->type == NL80211_IFTYPE_P2P_DEVICE || - info.control.vif->type == NL80211_IFTYPE_AP) { + info.control.vif->type == NL80211_IFTYPE_AP || + info.control.vif->type == NL80211_IFTYPE_ADHOC) { sta_id = mvmvif->bcast_sta.sta_id; queue = iwl_mvm_get_ctrl_vif_queue(mvm, &info, hdr->frame_control); @@ -628,8 +632,10 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) * values. * Note that we don't need to make sure it isn't agg'd, since we're * TXing non-sta + * For DQA mode - we shouldn't increase it though */ - atomic_inc(&mvm->pending_frames[sta_id]); + if (!iwl_mvm_is_dqa_supported(mvm)) + atomic_inc(&mvm->pending_frames[sta_id]); return 0; } @@ -1005,11 +1011,8 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb, spin_unlock(&mvmsta->lock); - /* Increase pending frames count if this isn't AMPDU */ - if ((iwl_mvm_is_dqa_supported(mvm) && - mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_ON && - mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_STARTING) || - (!iwl_mvm_is_dqa_supported(mvm) && !is_ampdu)) + /* Increase pending frames count if this isn't AMPDU or DQA queue */ + if (!iwl_mvm_is_dqa_supported(mvm) && !is_ampdu) atomic_inc(&mvm->pending_frames[mvmsta->sta_id]); return 0; @@ -1079,12 +1082,13 @@ static void iwl_mvm_check_ratid_empty(struct iwl_mvm *mvm, lockdep_assert_held(&mvmsta->lock); if ((tid_data->state == IWL_AGG_ON || - tid_data->state == IWL_EMPTYING_HW_QUEUE_DELBA) && + tid_data->state == IWL_EMPTYING_HW_QUEUE_DELBA || + iwl_mvm_is_dqa_supported(mvm)) && iwl_mvm_tid_queued(tid_data) == 0) { /* - * Now that this aggregation queue is empty tell mac80211 so it - * knows we no longer have frames buffered for the station on - * this TID (for the TIM bitmap calculation.) + * Now that this aggregation or DQA queue is empty tell + * mac80211 so it knows we no longer have frames buffered for + * the station on this TID (for the TIM bitmap calculation.) */ ieee80211_sta_set_buffered(sta, tid, false); } @@ -1257,7 +1261,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, u8 skb_freed = 0; u16 next_reclaimed, seq_ctl; bool is_ndp = false; - bool txq_agg = false; /* Is this TXQ aggregated */ __skb_queue_head_init(&skbs); @@ -1283,6 +1286,10 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, info->flags |= IEEE80211_TX_STAT_ACK; break; case TX_STATUS_FAIL_DEST_PS: + /* In DQA, the FW should have stopped the queue and not + * return this status + */ + WARN_ON(iwl_mvm_is_dqa_supported(mvm)); info->flags |= IEEE80211_TX_STAT_TX_FILTERED; break; default: @@ -1387,15 +1394,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, bool send_eosp_ndp = false; spin_lock_bh(&mvmsta->lock); - if (iwl_mvm_is_dqa_supported(mvm)) { - enum iwl_mvm_agg_state state; - - state = mvmsta->tid_data[tid].state; - txq_agg = (state == IWL_AGG_ON || - state == IWL_EMPTYING_HW_QUEUE_DELBA); - } else { - txq_agg = txq_id >= mvm->first_agg_queue; - } if (!is_ndp) { tid_data->next_reclaimed = next_reclaimed; @@ -1452,11 +1450,11 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, * If the txq is not an AMPDU queue, there is no chance we freed * several skbs. Check that out... */ - if (txq_agg) + if (iwl_mvm_is_dqa_supported(mvm) || txq_id >= mvm->first_agg_queue) goto out; /* We can't free more than one frame at once on a shared queue */ - WARN_ON(!iwl_mvm_is_dqa_supported(mvm) && (skb_freed > 1)); + WARN_ON(skb_freed > 1); /* If we have still frames for this STA nothing to do here */ if (!atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id])) |