iwlwifi: mvm: advertise support for TWT in the Extended Capability IE

We want to advertise support for TWT in the Extended
Capability IE. Since we don't want to set the bits for all
the interface types, define an interface specific
configuration.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c

@@ -569,8 +569,7 @@ static struct ieee80211_sband_iftype_data iwl_he_capa[] = {
 			.has_he = true,
 			.he_cap_elem = {
 				.mac_cap_info[0] =
-					IEEE80211_HE_MAC_CAP0_HTC_HE |
-					IEEE80211_HE_MAC_CAP0_TWT_RES,
+					IEEE80211_HE_MAC_CAP0_HTC_HE,
 				.mac_cap_info[1] =
 					IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US |
 					IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8,

drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c

@@ -395,6 +395,21 @@ int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm)
 	return ret;
 }
 
+const static u8 he_if_types_ext_capa_sta[] = {
+	 [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING,
+	 [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF,
+	 [9] = WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT,
+};
+
+const static struct wiphy_iftype_ext_capab he_iftypes_ext_capa[] = {
+	{
+		.iftype = NL80211_IFTYPE_STATION,
+		.extended_capabilities = he_if_types_ext_capa_sta,
+		.extended_capabilities_mask = he_if_types_ext_capa_sta,
+		.extended_capabilities_len = sizeof(he_if_types_ext_capa_sta),
+	},
+};
+
 int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 {
 	struct ieee80211_hw *hw = mvm->hw;
@@ -673,6 +688,13 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 			NL80211_EXT_FEATURE_OCE_PROBE_REQ_HIGH_TX_RATE);
 	}
 
+	if (mvm->nvm_data->sku_cap_11ax_enable &&
+	    !iwlwifi_mod_params.disable_11ax) {
+		hw->wiphy->iftype_ext_capab = he_iftypes_ext_capa;
+		hw->wiphy->num_iftype_ext_capab =
+			ARRAY_SIZE(he_iftypes_ext_capa);
+	}
+
 	mvm->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
 
 #ifdef CONFIG_PM_SLEEP