diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 8572973cc4c8..f30dc015e88e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -1535,8 +1535,8 @@ void mt7615_mac_set_scs(struct mt7615_dev *dev, bool enable)
 		mt76_set(dev, MT_WF_PHY_MIN_PRI_PWR(1),
 			 MT_WF_PHY_PD_BLK(1));
 		if (is_mt7622(&dev->mt76)) {
-			mt76_set(dev, MT_MIB_M0_MISC_CR, 0x7 << 8);
-			mt76_set(dev, MT_MIB_M0_MISC_CR, 0x7);
+			mt76_set(dev, MT_MIB_M0_MISC_CR(0), 0x7 << 8);
+			mt76_set(dev, MT_MIB_M0_MISC_CR(0), 0x7);
 		}
 	} else {
 		mt76_clear(dev, MT_WF_PHY_MIN_PRI_PWR(0),
@@ -1762,18 +1762,18 @@ mt7615_mac_update_mib_stats(struct mt7615_phy *phy)
 
 	aggr = ext_phy ? ARRAY_SIZE(dev->mt76.aggr_stats) / 2 : 0;
 	for (i = 0; i < 4; i++) {
-		u32 data, val, val2;
+		u32 val, val2;
 
 		val = mt76_get_field(dev, MT_MIB_MB_SDR1(ext_phy, i),
 				     MT_MIB_ACK_FAIL_COUNT_MASK);
 		if (val > mib->ack_fail_cnt)
 			mib->ack_fail_cnt = val;
 
-		val2 = mt76_rr(dev, MT_MIB_MB_SDR0(ext_phy, i));
-		data = FIELD_GET(MT_MIB_RTS_RETRIES_COUNT_MASK, val2);
-		if (data > mib->rts_retries_cnt) {
-			mib->rts_cnt = FIELD_GET(MT_MIB_RTS_COUNT_MASK, val2);
-			mib->rts_retries_cnt = data;
+		val = mt76_rr(dev, MT_MIB_MB_SDR0(ext_phy, i));
+		val2 = FIELD_GET(MT_MIB_RTS_RETRIES_COUNT_MASK, val);
+		if (val2 > mib->rts_retries_cnt) {
+			mib->rts_cnt = FIELD_GET(MT_MIB_RTS_COUNT_MASK, val);
+			mib->rts_retries_cnt = val2;
 		}
 
 		val = mt76_rr(dev, MT_TX_AGG_CNT(ext_phy, i));
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
index 676ca622c35a..000070769217 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
@@ -113,10 +113,10 @@ struct mt7615_vif {
 };
 
 struct mib_stats {
-	u32 ack_fail_cnt;
-	u32 fcs_err_cnt;
-	u32 rts_cnt;
-	u32 rts_retries_cnt;
+	u16 ack_fail_cnt;
+	u16 fcs_err_cnt;
+	u16 rts_cnt;
+	u16 rts_retries_cnt;
 };
 
 struct mt7615_phy {
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h
index d91041613df8..58aaa57fb451 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h
@@ -379,35 +379,32 @@ enum mt7615_reg_base {
 #define MT_LPON_UTTR1			MT_LPON(0x01c)
 
 #define MT_WF_MIB_BASE			(dev->reg_map[MT_MIB_BASE])
-#define MT_WF_MIB(ofs)			(MT_WF_MIB_BASE + (ofs))
+#define MT_WF_MIB(_band, ofs)		(MT_WF_MIB_BASE + (ofs) + (_band) * 0x200)
 
-#define MT_MIB_M0_MISC_CR		MT_WF_MIB(0x00c)
+#define MT_MIB_M0_MISC_CR(_band)	MT_WF_MIB(_band, 0x00c)
 
-#define MT_MIB_SDR3(n)			MT_WF_MIB(0x014 + ((n) << 9))
+#define MT_MIB_SDR3(_band)		MT_WF_MIB(_band, 0x014)
 #define MT_MIB_SDR3_FCS_ERR_MASK	GENMASK(15, 0)
 
-#define MT_MIB_SDR9(n)			MT_WF_MIB(0x02c + ((n) << 9))
+#define MT_MIB_SDR9(_band)		MT_WF_MIB(_band, 0x02c)
 #define MT_MIB_SDR9_BUSY_MASK		GENMASK(23, 0)
 
-#define MT_MIB_SDR16(n)			MT_WF_MIB(0x048 + ((n) << 9))
+#define MT_MIB_SDR16(_band)		MT_WF_MIB(_band, 0x048)
 #define MT_MIB_SDR16_BUSY_MASK		GENMASK(23, 0)
 
-#define MT_MIB_SDR36(n)			MT_WF_MIB(0x098 + ((n) << 9))
+#define MT_MIB_SDR36(_band)		MT_WF_MIB(_band, 0x098)
 #define MT_MIB_SDR36_TXTIME_MASK	GENMASK(23, 0)
-#define MT_MIB_SDR37(n)			MT_WF_MIB(0x09c + ((n) << 9))
+#define MT_MIB_SDR37(_band)		MT_WF_MIB(_band, 0x09c)
 #define MT_MIB_SDR37_RXTIME_MASK	GENMASK(23, 0)
 
-#define MT_MIB_MB_SDR0(_band, n)	MT_WF_MIB(0x100 + ((_band) << 9) + \
-						  ((n) << 4))
+#define MT_MIB_MB_SDR0(_band, n)	MT_WF_MIB(_band, 0x100 + ((n) << 4))
 #define MT_MIB_RTS_RETRIES_COUNT_MASK	GENMASK(31, 16)
 #define MT_MIB_RTS_COUNT_MASK		GENMASK(15, 0)
 
-#define MT_MIB_MB_SDR1(_band, n)	MT_WF_MIB(0x104 + ((_band) << 9) + \
-						  ((n) << 4))
+#define MT_MIB_MB_SDR1(_band, n)	MT_WF_MIB(_band, 0x104 + ((n) << 4))
 #define MT_MIB_ACK_FAIL_COUNT_MASK	GENMASK(31, 16)
 
-#define MT_TX_AGG_CNT(_band, n)		MT_WF_MIB(0xa8 + ((_band) << 9) + \
-						  ((n) << 2))
+#define MT_TX_AGG_CNT(_band, n)		MT_WF_MIB(_band, 0xa8 + ((n) << 2))
 
 #define MT_DMA_SHDL(ofs)		(dev->reg_map[MT_DMA_SHDL_BASE] + (ofs))
 
