wifi: ath11k: refactor setting country code logic

ath11k_wmi_send_set_current_country_cmd() is called in several places
and all of them are just simply repeating the same logic.

Refactor to make code clean.

Compile tested only.
Signed-off-by: Baochen Qiang <quic_bqiang@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://msgid.link/20240520024148.5472-2-quic_bqiang@quicinc.com

drivers/net/wireless/ath/ath11k/core.c

@@ -1978,23 +1978,20 @@ static void ath11k_update_11d(struct work_struct *work)
 	struct ath11k_base *ab = container_of(work, struct ath11k_base, update_11d_work);
 	struct ath11k *ar;
 	struct ath11k_pdev *pdev;
-	struct wmi_set_current_country_params set_current_param = {};
 	int ret, i;
 
-	spin_lock_bh(&ab->base_lock);
-	memcpy(&set_current_param.alpha2, &ab->new_alpha2, 2);
-	spin_unlock_bh(&ab->base_lock);
-
-	ath11k_dbg(ab, ATH11K_DBG_WMI, "update 11d new cc %c%c\n",
-		   set_current_param.alpha2[0],
-		   set_current_param.alpha2[1]);
-
 	for (i = 0; i < ab->num_radios; i++) {
 		pdev = &ab->pdevs[i];
 		ar = pdev->ar;
 
-		memcpy(&ar->alpha2, &set_current_param.alpha2, 2);
-		ret = ath11k_wmi_send_set_current_country_cmd(ar, &set_current_param);
+		spin_lock_bh(&ab->base_lock);
+		memcpy(&ar->alpha2, &ab->new_alpha2, 2);
+		spin_unlock_bh(&ab->base_lock);
+
+		ath11k_dbg(ab, ATH11K_DBG_WMI, "update 11d new cc %c%c for pdev %d\n",
+			   ar->alpha2[0], ar->alpha2[1], i);
+
+		ret = ath11k_reg_set_cc(ar);
 		if (ret)
 			ath11k_warn(ar->ab,
 				    "pdev id %d failed set current country code: %d\n",

drivers/net/wireless/ath/ath11k/mac.c

@@ -8864,12 +8864,8 @@ ath11k_mac_op_reconfig_complete(struct ieee80211_hw *hw,
 		ieee80211_wake_queues(ar->hw);
 
 		if (ar->ab->hw_params.current_cc_support &&
-		    ar->alpha2[0] != 0 && ar->alpha2[1] != 0) {
-			struct wmi_set_current_country_params set_current_param = {};
-
-			memcpy(&set_current_param.alpha2, ar->alpha2, 2);
-			ath11k_wmi_send_set_current_country_cmd(ar, &set_current_param);
-		}
+		    ar->alpha2[0] != 0 && ar->alpha2[1] != 0)
+			ath11k_reg_set_cc(ar);
 
 		if (ab->is_reset) {
 			recovery_count = atomic_inc_return(&ab->recovery_count);
@@ -10311,11 +10307,8 @@ static int __ath11k_mac_register(struct ath11k *ar)
 	}
 
 	if (ab->hw_params.current_cc_support && ab->new_alpha2[0]) {
-		struct wmi_set_current_country_params set_current_param = {};
-
-		memcpy(&set_current_param.alpha2, ab->new_alpha2, 2);
 		memcpy(&ar->alpha2, ab->new_alpha2, 2);
-		ret = ath11k_wmi_send_set_current_country_cmd(ar, &set_current_param);
+		ret = ath11k_reg_set_cc(ar);
 		if (ret)
 			ath11k_warn(ar->ab,
 				    "failed set cc code for mac register: %d\n", ret);

drivers/net/wireless/ath/ath11k/reg.c

@@ -49,7 +49,6 @@ ath11k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request)
 {
 	struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
 	struct wmi_init_country_params init_country_param;
-	struct wmi_set_current_country_params set_current_param = {};
 	struct ath11k *ar = hw->priv;
 	int ret;
 
@@ -83,9 +82,8 @@ ath11k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request)
 	 * reg info
 	 */
 	if (ar->ab->hw_params.current_cc_support) {
-		memcpy(&set_current_param.alpha2, request->alpha2, 2);
-		memcpy(&ar->alpha2, &set_current_param.alpha2, 2);
-		ret = ath11k_wmi_send_set_current_country_cmd(ar, &set_current_param);
+		memcpy(&ar->alpha2, request->alpha2, 2);
+		ret = ath11k_reg_set_cc(ar);
 		if (ret)
 			ath11k_warn(ar->ab,
 				    "failed set current country code: %d\n", ret);
@@ -1017,3 +1015,11 @@ void ath11k_reg_free(struct ath11k_base *ab)
 		kfree(ab->new_regd[i]);
 	}
 }
+
+int ath11k_reg_set_cc(struct ath11k *ar)
+{
+	struct wmi_set_current_country_params set_current_param = {};
+
+	memcpy(&set_current_param.alpha2, ar->alpha2, 2);
+	return ath11k_wmi_send_set_current_country_cmd(ar, &set_current_param);
+}

drivers/net/wireless/ath/ath11k/reg.h

 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
 /*
  * Copyright (c) 2019 The Linux Foundation. All rights reserved.
- * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  */
 
 #ifndef ATH11K_REG_H
@@ -45,5 +45,5 @@ ath11k_reg_ap_pwr_convert(enum ieee80211_ap_reg_power power_type);
 int ath11k_reg_handle_chan_list(struct ath11k_base *ab,
 				struct cur_regulatory_info *reg_info,
 				enum ieee80211_ap_reg_power power_type);
-
+int ath11k_reg_set_cc(struct ath11k *ar);
 #endif