mt76: introduce mt76x02_init_beacon_config routine

Add mt76x02_init_beacon_config utility routine in mt76x02-lib
module in order to be reused by mt76x0 driver configuring
BSSID registers and remove duplicated code
Signed-off-by: NLorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: NFelix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt76x0/init.c

@@ -135,8 +135,6 @@ static void mt76x0_init_mac_registers(struct mt76x02_dev *dev)
 {
 	RANDOM_WRITE(dev, common_mac_reg_table);
 
-	mt76x02_set_beacon_offsets(dev);
-
 	/* Enable PBF and MAC clock SYS_CTRL[11:10] = 0x3 */
 	RANDOM_WRITE(dev, mt76x0_mac_reg_table);
 
@@ -297,11 +295,6 @@ int mt76x0_init_hardware(struct mt76x02_dev *dev)
 	if (ret)
 		return ret;
 
-	mt76_clear(dev, MT_BEACON_TIME_CFG, (MT_BEACON_TIME_CFG_TIMER_EN |
-					     MT_BEACON_TIME_CFG_SYNC_MODE |
-					     MT_BEACON_TIME_CFG_TBTT_EN |
-					     MT_BEACON_TIME_CFG_BEACON_TX));
-
 	mt76x0_reset_counters(dev);
 
 	ret = mt76x0_eeprom_init(dev);
@@ -309,6 +302,7 @@ int mt76x0_init_hardware(struct mt76x02_dev *dev)
 		return ret;
 
 	mt76x0_phy_init(dev);
+	mt76x02_init_beacon_config(dev);
 
 	return 0;
 }

drivers/net/wireless/mediatek/mt76/mt76x02.h

@@ -156,7 +156,7 @@ int mt76x02_get_txpower(struct ieee80211_hw *hw,
 void mt76x02_sta_ps(struct mt76_dev *dev, struct ieee80211_sta *sta, bool ps);
 
 extern const u16 mt76x02_beacon_offsets[16];
-void mt76x02_set_beacon_offsets(struct mt76x02_dev *dev);
+void mt76x02_init_beacon_config(struct mt76x02_dev *dev);
 void mt76x02_set_irq_mask(struct mt76x02_dev *dev, u32 clear, u32 set);
 void mt76x02_mac_start(struct mt76x02_dev *dev);
 

drivers/net/wireless/mediatek/mt76/mt76x02_util.c

@@ -560,7 +560,7 @@ const u16 mt76x02_beacon_offsets[16] = {
 };
 EXPORT_SYMBOL_GPL(mt76x02_beacon_offsets);
 
-void mt76x02_set_beacon_offsets(struct mt76x02_dev *dev)
+static void mt76x02_set_beacon_offsets(struct mt76x02_dev *dev)
 {
 	u16 val, base = MT_BEACON_BASE;
 	u32 regs[4] = {};
@@ -574,6 +574,32 @@ void mt76x02_set_beacon_offsets(struct mt76x02_dev *dev)
 	for (i = 0; i < 4; i++)
 		mt76_wr(dev, MT_BCN_OFFSET(i), regs[i]);
 }
-EXPORT_SYMBOL_GPL(mt76x02_set_beacon_offsets);
+
+void mt76x02_init_beacon_config(struct mt76x02_dev *dev)
+{
+	static const u8 null_addr[ETH_ALEN] = {};
+	int i;
+
+	mt76_wr(dev, MT_MAC_BSSID_DW0,
+		get_unaligned_le32(dev->mt76.macaddr));
+	mt76_wr(dev, MT_MAC_BSSID_DW1,
+		get_unaligned_le16(dev->mt76.macaddr + 4) |
+		FIELD_PREP(MT_MAC_BSSID_DW1_MBSS_MODE, 3) | /* 8 beacons */
+		MT_MAC_BSSID_DW1_MBSS_LOCAL_BIT);
+
+	/* Fire a pre-TBTT interrupt 8 ms before TBTT */
+	mt76_rmw_field(dev, MT_INT_TIMER_CFG, MT_INT_TIMER_CFG_PRE_TBTT,
+		       8 << 4);
+	mt76_wr(dev, MT_INT_TIMER_EN, 0);
+
+	mt76_wr(dev, MT_BCN_BYPASS_MASK, 0xffff);
+
+	for (i = 0; i < 8; i++) {
+		mt76x02_mac_set_bssid(dev, i, null_addr);
+		mt76x02_mac_set_beacon(dev, i, NULL);
+	}
+	mt76x02_set_beacon_offsets(dev);
+}
+EXPORT_SYMBOL_GPL(mt76x02_init_beacon_config);
 
 MODULE_LICENSE("Dual BSD/GPL");

drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c

@@ -79,7 +79,6 @@ mt76x2_fixup_xtal(struct mt76x02_dev *dev)
 
 static int mt76x2_mac_reset(struct mt76x02_dev *dev, bool hard)
 {
-	static const u8 null_addr[ETH_ALEN] = {};
 	const u8 *macaddr = dev->mt76.macaddr;
 	u32 val;
 	int i, k;
@@ -123,19 +122,10 @@ static int mt76x2_mac_reset(struct mt76x02_dev *dev, bool hard)
 	mt76_wr(dev, MT_MAC_ADDR_DW0, get_unaligned_le32(macaddr));
 	mt76_wr(dev, MT_MAC_ADDR_DW1, get_unaligned_le16(macaddr + 4));
 
-	mt76_wr(dev, MT_MAC_BSSID_DW0, get_unaligned_le32(macaddr));
-	mt76_wr(dev, MT_MAC_BSSID_DW1, get_unaligned_le16(macaddr + 4) |
-		FIELD_PREP(MT_MAC_BSSID_DW1_MBSS_MODE, 3) | /* 8 beacons */
-		MT_MAC_BSSID_DW1_MBSS_LOCAL_BIT);
-
-	/* Fire a pre-TBTT interrupt 8 ms before TBTT */
-	mt76_rmw_field(dev, MT_INT_TIMER_CFG, MT_INT_TIMER_CFG_PRE_TBTT,
-		       8 << 4);
 	mt76_rmw_field(dev, MT_INT_TIMER_CFG, MT_INT_TIMER_CFG_GP_TIMER,
 		       MT_DFS_GP_INTERVAL);
-	mt76_wr(dev, MT_INT_TIMER_EN, 0);
 
-	mt76_wr(dev, MT_BCN_BYPASS_MASK, 0xffff);
+	mt76x02_init_beacon_config(dev);
 	if (!hard)
 		return 0;
 
@@ -152,11 +142,6 @@ static int mt76x2_mac_reset(struct mt76x02_dev *dev, bool hard)
 		for (k = 0; k < 4; k++)
 			mt76x02_mac_shared_key_setup(dev, i, k, NULL);
 
-	for (i = 0; i < 8; i++) {
-		mt76x02_mac_set_bssid(dev, i, null_addr);
-		mt76x02_mac_set_beacon(dev, i, NULL);
-	}
-
 	for (i = 0; i < 16; i++)
 		mt76_rr(dev, MT_TX_STAT_FIFO);
 
@@ -168,8 +153,6 @@ static int mt76x2_mac_reset(struct mt76x02_dev *dev, bool hard)
 		MT_CH_TIME_CFG_EIFS_AS_BUSY |
 		FIELD_PREP(MT_CH_TIME_CFG_CH_TIMER_CLR, 1));
 
-	mt76x02_set_beacon_offsets(dev);
-
 	mt76x2_set_tx_ackto(dev);
 
 	return 0;