wifi: rtw89: collect and send RF parameters to firmware for WoWLAN

For WoWLAN mode, we only collect and send RF parameters to Firmware
without writing RF registers. So we add one function to practice it.
Signed-off-by: Chih-Kang Chang <gary.chang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20221027052707.14605-2-pkshih@realtek.com

drivers/net/wireless/realtek/rtw89/core.c

@@ -2962,7 +2962,7 @@ int rtw89_core_start(struct rtw89_dev *rtwdev)
 		return ret;
 
 	rtw89_phy_init_bb_reg(rtwdev);
-	rtw89_phy_init_rf_reg(rtwdev);
+	rtw89_phy_init_rf_reg(rtwdev, false);
 
 	rtw89_btc_ntfy_init(rtwdev, BTC_MODE_NORMAL);
 

drivers/net/wireless/realtek/rtw89/phy.c

@@ -801,6 +801,11 @@ bool rtw89_phy_write_rf_v1(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path,
 }
 EXPORT_SYMBOL(rtw89_phy_write_rf_v1);
 
+static bool rtw89_chip_rf_v1(struct rtw89_dev *rtwdev)
+{
+	return rtwdev->chip->ops->write_rf == rtw89_phy_write_rf_v1;
+}
+
 static void rtw89_phy_bb_reset(struct rtw89_dev *rtwdev,
 			       enum rtw89_phy_idx phy_idx)
 {
@@ -1123,6 +1128,24 @@ static int rtw89_phy_config_rf_reg_fw(struct rtw89_dev *rtwdev,
 	return ret;
 }
 
+static void rtw89_phy_config_rf_reg_noio(struct rtw89_dev *rtwdev,
+					 const struct rtw89_reg2_def *reg,
+					 enum rtw89_rf_path rf_path,
+					 void *extra_data)
+{
+	u32 addr = reg->addr;
+
+	if (addr == 0xfe || addr == 0xfd || addr == 0xfc || addr == 0xfb ||
+	    addr == 0xfa || addr == 0xf9)
+		return;
+
+	if (rtw89_chip_rf_v1(rtwdev) && addr < 0x100)
+		return;
+
+	rtw89_phy_cofig_rf_reg_store(rtwdev, reg, rf_path,
+				     (struct rtw89_fw_h2c_rf_reg_info *)extra_data);
+}
+
 static void rtw89_phy_config_rf_reg(struct rtw89_dev *rtwdev,
 				    const struct rtw89_reg2_def *reg,
 				    enum rtw89_rf_path rf_path,
@@ -1335,7 +1358,7 @@ static u32 rtw89_phy_nctl_poll(struct rtw89_dev *rtwdev)
 	return rtw89_phy_read32(rtwdev, 0x8080);
 }
 
-void rtw89_phy_init_rf_reg(struct rtw89_dev *rtwdev)
+void rtw89_phy_init_rf_reg(struct rtw89_dev *rtwdev, bool noio)
 {
 	void (*config)(struct rtw89_dev *rtwdev, const struct rtw89_reg2_def *reg,
 		       enum rtw89_rf_path rf_path, void *data);
@@ -1351,7 +1374,11 @@ void rtw89_phy_init_rf_reg(struct rtw89_dev *rtwdev)
 	for (path = RF_PATH_A; path < chip->rf_path_num; path++) {
 		rf_table = chip->rf_table[path];
 		rf_reg_info->rf_path = rf_table->rf_path;
-		config = rf_table->config ? rf_table->config : rtw89_phy_config_rf_reg;
+		if (noio)
+			config = rtw89_phy_config_rf_reg_noio;
+		else
+			config = rf_table->config ? rf_table->config :
+				 rtw89_phy_config_rf_reg;
 		rtw89_phy_init_reg(rtwdev, rf_table, config, (void *)rf_reg_info);
 		if (rtw89_phy_config_rf_reg_fw(rtwdev, rf_reg_info))
 			rtw89_warn(rtwdev, "rf path %d reg h2c config failed\n",

drivers/net/wireless/realtek/rtw89/phy.h

@@ -500,7 +500,7 @@ bool rtw89_phy_write_rf(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path,
 bool rtw89_phy_write_rf_v1(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path,
 			   u32 addr, u32 mask, u32 data);
 void rtw89_phy_init_bb_reg(struct rtw89_dev *rtwdev);
-void rtw89_phy_init_rf_reg(struct rtw89_dev *rtwdev);
+void rtw89_phy_init_rf_reg(struct rtw89_dev *rtwdev, bool noio);
 void rtw89_phy_config_rf_reg_v1(struct rtw89_dev *rtwdev,
 				const struct rtw89_reg2_def *reg,
 				enum rtw89_rf_path rf_path,