iwlwifi: mvm: support ibss in dqa mode

Allow working IBSS also when working in DQA mode.
This is done by setting it to treat the queues the
same as a BSS AP treats the queues.

Fixes: 7948b87308a4 ("iwlwifi: mvm: enable dynamic queue allocation mode")
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

1 files changed, 12 insertions, 1 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index f5c786ddc526..9184ce09b89a 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -2120,7 +2120,8 @@ int iwl_mvm_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
         if (!iwl_mvm_is_dqa_supported(mvm))
                 return 0;
 
-        if (WARN_ON(vif->type != NL80211_IFTYPE_AP))
+        if (WARN_ON(vif->type != NL80211_IFTYPE_AP &&
+                    vif->type != NL80211_IFTYPE_ADHOC))
                 return -ENOTSUPP;
 
         /*
@@ -2155,6 +2156,16 @@ int iwl_mvm_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
                 mvmvif->cab_queue = queue;
         } else if (!fw_has_api(&mvm->fw->ucode_capa,
                                IWL_UCODE_TLV_API_STA_TYPE)) {
+                /*
+                 * In IBSS, ieee80211_check_queues() sets the cab_queue to be
+                 * invalid, so make sure we use the queue we want.
+                 * Note that this is done here as we want to avoid making DQA
+                 * changes in mac80211 layer.
+                 */
+                if (vif->type == NL80211_IFTYPE_ADHOC) {
+                        vif->cab_queue = IWL_MVM_DQA_GCAST_QUEUE;
+                        mvmvif->cab_queue = vif->cab_queue;
+                }
                 iwl_mvm_enable_txq(mvm, vif->cab_queue, vif->cab_queue, 0,
                                    &cfg, timeout);
         }