Merge Linus master into drm-next

The merge is clean, but the arm build fails afterwards,
due to API changes in the regulator tree.

I've included the patch into the merge to fix the build.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 21 insertions, 12 deletions

diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c
index 5c23cddaaae3..1845b79487c8 100644
--- a/drivers/net/wireless/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/iwlwifi/mvm/sta.c
@@ -209,9 +209,8 @@ static int iwl_mvm_tdls_sta_init(struct iwl_mvm *mvm,
 {
 	unsigned long used_hw_queues;
 	struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
-	unsigned int wdg_timeout = iwlmvm_mod_params.tfd_q_hang_detect ?
-					mvm->cfg->base_params->wd_timeout :
-					IWL_WATCHDOG_DISABLED;
+	unsigned int wdg_timeout =
+		iwl_mvm_get_wd_timeout(mvm, NULL, true, false);
 	u32 ac;
 
 	lockdep_assert_held(&mvm->mutex);
@@ -273,7 +272,7 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm,
 	else
 		sta_id = mvm_sta->sta_id;
 
-	if (WARN_ON_ONCE(sta_id == IWL_MVM_STATION_COUNT))
+	if (sta_id == IWL_MVM_STATION_COUNT)
 		return -ENOSPC;
 
 	spin_lock_init(&mvm_sta->lock);
@@ -491,8 +490,18 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm,
 
 	if (vif->type == NL80211_IFTYPE_STATION &&
 	    mvmvif->ap_sta_id == mvm_sta->sta_id) {
+		ret = iwl_mvm_drain_sta(mvm, mvm_sta, true);
+		if (ret)
+			return ret;
 		/* flush its queues here since we are freeing mvm_sta */
 		ret = iwl_mvm_flush_tx_path(mvm, mvm_sta->tfd_queue_msk, true);
+		if (ret)
+			return ret;
+		ret = iwl_trans_wait_tx_queue_empty(mvm->trans,
+						    mvm_sta->tfd_queue_msk);
+		if (ret)
+			return ret;
+		ret = iwl_mvm_drain_sta(mvm, mvm_sta, false);
 
 		/* if we are associated - we can't remove the AP STA now */
 		if (vif->bss_conf.assoc)
@@ -971,9 +980,8 @@ int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 {
 	struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
 	struct iwl_mvm_tid_data *tid_data = &mvmsta->tid_data[tid];
-	unsigned int wdg_timeout = iwlmvm_mod_params.tfd_q_hang_detect ?
-					mvm->cfg->base_params->wd_timeout :
-					IWL_WATCHDOG_DISABLED;
+	unsigned int wdg_timeout =
+		iwl_mvm_get_wd_timeout(mvm, vif, sta->tdls, false);
 	int queue, fifo, ret;
 	u16 ssn;
 
@@ -1120,8 +1128,12 @@ int iwl_mvm_sta_tx_agg_flush(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 	spin_unlock_bh(&mvmsta->lock);
 
 	if (old_state >= IWL_AGG_ON) {
+		iwl_mvm_drain_sta(mvm, mvmsta, true);
 		if (iwl_mvm_flush_tx_path(mvm, BIT(txq_id), true))
 			IWL_ERR(mvm, "Couldn't flush the AGG queue\n");
+		iwl_trans_wait_tx_queue_empty(mvm->trans,
+					      mvmsta->tfd_queue_msk);
+		iwl_mvm_drain_sta(mvm, mvmsta, false);
 
 		iwl_mvm_sta_tx_agg(mvm, sta, tid, txq_id, false);
 
@@ -1681,9 +1693,6 @@ void iwl_mvm_sta_modify_disable_tx(struct iwl_mvm *mvm,
 	};
 	int ret;
 
-	if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_DISABLE_STA_TX))
-		return;
-
 	ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA, CMD_ASYNC, sizeof(cmd), &cmd);
 	if (ret)
 		IWL_ERR(mvm, "Failed to send ADD_STA command (%d)\n", ret);
@@ -1705,8 +1714,8 @@ void iwl_mvm_sta_modify_disable_tx_ap(struct iwl_mvm *mvm,
 	mvm_sta->disable_tx = disable;
 
 	/*
-	 * Tell mac80211 to start/stop queueing tx for this station,
-	 * but don't stop queueing if there are still pending frames
+	 * Tell mac80211 to start/stop queuing tx for this station,
+	 * but don't stop queuing if there are still pending frames
 	 * for this station.
 	 */
 	if (disable || !atomic_read(&mvm->pending_frames[mvm_sta->sta_id]))