iwlwifi: mvm: register to mac80211 last

All the actions that were taken after the registration can
be taken before the registration to mac80211.
This will help to defer part of the op_mode_mvm_start
function to a later stage in case the device is not
available.

Signed-off-by: Emmanuel Grumbach <[email protected]>
Signed-off-by: Luca Coelho <[email protected]>
Link: https://lore.kernel.org/r/iwlwifi.20210210171218.c03cc5db67c1.Ia928ca34d25a73d959a345ffbe4f1217c3f17394@changeid
Signed-off-by: Luca Coelho <[email protected]>

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

@@ -891,16 +891,9 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
 	/* Set EBS as successful as long as not stated otherwise by the FW. */
 	mvm->last_ebs_successful = true;
 
-	err = iwl_mvm_mac_setup_register(mvm);
-	if (err)
-		goto out_free;
-	mvm->hw_registered = true;
-
 	min_backoff = iwl_mvm_min_backoff(mvm);
 	iwl_mvm_thermal_initialize(mvm, min_backoff);
 
-	iwl_mvm_dbgfs_register(mvm, dbgfs_dir);
-
 	if (!iwl_mvm_has_new_rx_stats_api(mvm))
 		memset(&mvm->rx_stats_v3, 0,
 		       sizeof(struct mvm_statistics_rx_v3));
@@ -909,8 +902,17 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
 
 	iwl_mvm_toggle_tx_ant(mvm, &mvm->mgmt_last_antenna_idx);
 
+	err = iwl_mvm_mac_setup_register(mvm);
+	if (err)
+		goto out_thermal_exit;
+	mvm->hw_registered = true;
+
+	iwl_mvm_dbgfs_register(mvm, dbgfs_dir);
+
 	return op_mode;
 
+ out_thermal_exit:
+	iwl_mvm_thermal_exit(mvm);
  out_free:
 	iwl_fw_flush_dumps(&mvm->fwrt);
 	iwl_fw_runtime_free(&mvm->fwrt);