iwlwifi: mvm: remove using max_duration in firmware API

The firmware decided to not implement this API in this way,
so for now remove setting the field completely. This will
allow the firmware to change how to use this field later.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

drivers/net/wireless/iwlwifi/mvm/constants.h

@@ -79,8 +79,6 @@
 #define IWL_MVM_PS_SNOOZE_WINDOW		50
 #define IWL_MVM_WOWLAN_PS_SNOOZE_WINDOW		25
 #define IWL_MVM_LOWLAT_QUOTA_MIN_PERCENT	64
-#define IWL_MVM_LOWLAT_SINGLE_BINDING_MAXDUR	24 /* TU */
-#define IWL_MVM_LOWLAT_DUAL_BINDING_MAXDUR	24 /* TU */
 #define IWL_MVM_BT_COEX_SYNC2SCO		1
 #define IWL_MVM_BT_COEX_CORUNNING		1
 #define IWL_MVM_BT_COEX_MPLUT			1

drivers/net/wireless/iwlwifi/mvm/quota.c

@@ -180,7 +180,6 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif)
 		.colors = { -1, -1, -1, -1 },
 		.new_vif = newvif,
 	};
-	u32 ll_max_duration;
 
 	lockdep_assert_held(&mvm->mutex);
 
@@ -199,21 +198,6 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif)
 		iwl_mvm_quota_iterator(&data, newvif->addr, newvif);
 	}
 
-	switch (data.n_low_latency_bindings) {
-	case 0: /* no low latency - use default */
-		ll_max_duration = 0;
-		break;
-	case 1: /* SingleBindingLowLatencyMode */
-		ll_max_duration = IWL_MVM_LOWLAT_SINGLE_BINDING_MAXDUR;
-		break;
-	case 2: /* DualBindingLowLatencyMode */
-		ll_max_duration = IWL_MVM_LOWLAT_DUAL_BINDING_MAXDUR;
-		break;
-	default: /* MultiBindingLowLatencyMode */
-		ll_max_duration = 0;
-		break;
-	}
-
 	/*
 	 * The FW's scheduling session consists of
 	 * IWL_MVM_MAX_QUOTA fragments. Divide these fragments
@@ -287,11 +271,7 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif)
 			  "Binding=%d, quota=%u > max=%u\n",
 			  idx, le32_to_cpu(cmd.quotas[idx].quota), QUOTA_100);
 
-		if (data.n_interfaces[i] && !data.low_latency[i])
-			cmd.quotas[idx].max_duration =
-				cpu_to_le32(ll_max_duration);
-		else
-			cmd.quotas[idx].max_duration = cpu_to_le32(0);
+		cmd.quotas[idx].max_duration = cpu_to_le32(0);
 
 		idx++;
 	}