wifi: iwlwifi: mld: remove support of iwl_esr_mode_notif version 1

The last FW API that supports version 5 is 99. Since this API is no
longer supported on any device that loads iwlmld, we can remove support
of it.

Reviewed-by: Emmanuel Grumbach <[email protected]>
Signed-off-by: Miri Korenblit <[email protected]>
Link: https://patch.msgid.link/20250909061931.e15a7fa15c70.Ibb8636e826136c8c31931e77f5ffa853372b4301@changeid

Author: Miriam-Rachel

drivers/net/wireless/intel/iwlwifi/mld/mlo.c

@@ -357,38 +357,26 @@ iwl_mld_vif_iter_emlsr_mode_notif(void *data, u8 *mac,
 				  struct ieee80211_vif *vif)
 {
 	const struct iwl_mld_vif *mld_vif = iwl_mld_vif_from_mac80211(vif);
-	enum iwl_mvm_fw_esr_recommendation action;
-	const struct iwl_esr_mode_notif *notif = NULL;
-
-	if (iwl_fw_lookup_notif_ver(mld_vif->mld->fw, DATA_PATH_GROUP,
-				    ESR_MODE_NOTIF, 0) > 1) {
-		notif = (void *)data;
-		action = le32_to_cpu(notif->action);
-	} else {
-		const struct iwl_esr_mode_notif_v1 *notif_v1 = (void *)data;
-
-		action = le32_to_cpu(notif_v1->action);
-	}
+	const struct iwl_esr_mode_notif *notif = (void *)data;
+	enum iwl_mvm_fw_esr_recommendation action = le32_to_cpu(notif->action);
 
 	if (!iwl_mld_vif_has_emlsr_cap(vif))
 		return;
 
 	switch (action) {
 	case ESR_RECOMMEND_LEAVE:
-		if (notif)
-			IWL_DEBUG_INFO(mld_vif->mld,
-				       "FW recommend leave reason = 0x%x\n",
-				       le32_to_cpu(notif->leave_reason_mask));
+		IWL_DEBUG_INFO(mld_vif->mld,
+			       "FW recommend leave reason = 0x%x\n",
+			       le32_to_cpu(notif->leave_reason_mask));
 
 		iwl_mld_exit_emlsr(mld_vif->mld, vif,
 				   IWL_MLD_EMLSR_EXIT_FW_REQUEST,
 				   iwl_mld_get_primary_link(vif));
 		break;
 	case ESR_FORCE_LEAVE:
-		if (notif)
-			IWL_DEBUG_INFO(mld_vif->mld,
-				       "FW force leave reason = 0x%x\n",
-				       le32_to_cpu(notif->leave_reason_mask));
+		IWL_DEBUG_INFO(mld_vif->mld,
+			       "FW force leave reason = 0x%x\n",
+			       le32_to_cpu(notif->leave_reason_mask));
 		fallthrough;
 	case ESR_RECOMMEND_ENTER:
 	default:

drivers/net/wireless/intel/iwlwifi/mld/notif.c

@@ -333,7 +333,6 @@ CMD_VERSIONS(bt_coex_notif,
 CMD_VERSIONS(beacon_notification,
 	     CMD_VER_ENTRY(6, iwl_extended_beacon_notif))
 CMD_VERSIONS(emlsr_mode_notif,
-	     CMD_VER_ENTRY(1, iwl_esr_mode_notif_v1)
 	     CMD_VER_ENTRY(2, iwl_esr_mode_notif))
 CMD_VERSIONS(emlsr_trans_fail_notif,
 	     CMD_VER_ENTRY(1, iwl_esr_trans_fail_notif))