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iwlwifi: mvm: free reserved queue on STA removal
When a STA is removed in DQA mode, if no traffic went through
its reserved queue, the txq continues to be marked as
reserved and no STA can use it.
Make sure that in such a case the reserved queue is marked
as free when the STA is removed.
Fixes: commit 24afba7690
("iwlwifi: mvm: support bss dynamic alloc/dealloc of queues")
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
parent
7585c35463
commit
a0315dea90
@ -1496,9 +1496,31 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm,
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ret = iwl_mvm_drain_sta(mvm, mvm_sta, false);
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/* If DQA is supported - the queues can be disabled now */
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if (iwl_mvm_is_dqa_supported(mvm))
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if (iwl_mvm_is_dqa_supported(mvm)) {
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u8 reserved_txq = mvm_sta->reserved_queue;
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enum iwl_mvm_queue_status *status;
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iwl_mvm_disable_sta_queues(mvm, vif, mvm_sta);
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/*
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* If no traffic has gone through the reserved TXQ - it
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* is still marked as IWL_MVM_QUEUE_RESERVED, and
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* should be manually marked as free again
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*/
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spin_lock_bh(&mvm->queue_info_lock);
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status = &mvm->queue_info[reserved_txq].status;
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if (WARN((*status != IWL_MVM_QUEUE_RESERVED) &&
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(*status != IWL_MVM_QUEUE_FREE),
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"sta_id %d reserved txq %d status %d",
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mvm_sta->sta_id, reserved_txq, *status)) {
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spin_unlock_bh(&mvm->queue_info_lock);
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return -EINVAL;
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}
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*status = IWL_MVM_QUEUE_FREE;
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spin_unlock_bh(&mvm->queue_info_lock);
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}
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if (vif->type == NL80211_IFTYPE_STATION &&
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mvmvif->ap_sta_id == mvm_sta->sta_id) {
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/* if associated - we can't remove the AP STA now */
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