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-rw-r--r--arch/x86/include/asm/iosf_mbi.h49
-rw-r--r--arch/x86/platform/atom/punit_atom_debug.c7
-rw-r--r--arch/x86/platform/intel-quark/imr.c28
-rw-r--r--drivers/i2c/busses/i2c-designware-baytrail.c17
-rw-r--r--drivers/powercap/intel_rapl.c10
-rw-r--r--drivers/thermal/intel_quark_dts_thermal.c61
-rw-r--r--drivers/thermal/intel_soc_dts_iosf.c43
7 files changed, 85 insertions, 130 deletions
diff --git a/arch/x86/include/asm/iosf_mbi.h b/arch/x86/include/asm/iosf_mbi.h
index b72ad0faa6c5..cdc5f6352ac5 100644
--- a/arch/x86/include/asm/iosf_mbi.h
+++ b/arch/x86/include/asm/iosf_mbi.h
@@ -1,5 +1,5 @@
 /*
- * iosf_mbi.h: Intel OnChip System Fabric MailBox access support
+ * Intel OnChip System Fabric MailBox access support
  */
 
 #ifndef IOSF_MBI_SYMS_H
@@ -16,6 +16,16 @@
 #define MBI_MASK_LO		0x000000FF
 #define MBI_ENABLE		0xF0
 
+/* IOSF SB read/write opcodes */
+#define MBI_MMIO_READ		0x00
+#define MBI_MMIO_WRITE		0x01
+#define MBI_CR_READ		0x06
+#define MBI_CR_WRITE		0x07
+#define MBI_REG_READ		0x10
+#define MBI_REG_WRITE		0x11
+#define MBI_ESRAM_READ		0x12
+#define MBI_ESRAM_WRITE		0x13
+
 /* Baytrail available units */
 #define BT_MBI_UNIT_AUNIT	0x00
 #define BT_MBI_UNIT_SMC		0x01
@@ -28,50 +38,13 @@
 #define BT_MBI_UNIT_SATA	0xA3
 #define BT_MBI_UNIT_PCIE	0xA6
 
-/* Baytrail read/write opcodes */
-#define BT_MBI_AUNIT_READ	0x10
-#define BT_MBI_AUNIT_WRITE	0x11
-#define BT_MBI_SMC_READ		0x10
-#define BT_MBI_SMC_WRITE	0x11
-#define BT_MBI_CPU_READ		0x10
-#define BT_MBI_CPU_WRITE	0x11
-#define BT_MBI_BUNIT_READ	0x10
-#define BT_MBI_BUNIT_WRITE	0x11
-#define BT_MBI_PMC_READ		0x06
-#define BT_MBI_PMC_WRITE	0x07
-#define BT_MBI_GFX_READ		0x00
-#define BT_MBI_GFX_WRITE	0x01
-#define BT_MBI_SMIO_READ	0x06
-#define BT_MBI_SMIO_WRITE	0x07
-#define BT_MBI_USB_READ		0x06
-#define BT_MBI_USB_WRITE	0x07
-#define BT_MBI_SATA_READ	0x00
-#define BT_MBI_SATA_WRITE	0x01
-#define BT_MBI_PCIE_READ	0x00
-#define BT_MBI_PCIE_WRITE	0x01
-
 /* Quark available units */
 #define QRK_MBI_UNIT_HBA	0x00
 #define QRK_MBI_UNIT_HB		0x03
 #define QRK_MBI_UNIT_RMU	0x04
 #define QRK_MBI_UNIT_MM		0x05
-#define QRK_MBI_UNIT_MMESRAM	0x05
 #define QRK_MBI_UNIT_SOC	0x31
 
-/* Quark read/write opcodes */
-#define QRK_MBI_HBA_READ	0x10
-#define QRK_MBI_HBA_WRITE	0x11
-#define QRK_MBI_HB_READ		0x10
-#define QRK_MBI_HB_WRITE	0x11
-#define QRK_MBI_RMU_READ	0x10
-#define QRK_MBI_RMU_WRITE	0x11
-#define QRK_MBI_MM_READ		0x10
-#define QRK_MBI_MM_WRITE	0x11
-#define QRK_MBI_MMESRAM_READ	0x12
-#define QRK_MBI_MMESRAM_WRITE	0x13
-#define QRK_MBI_SOC_READ	0x06
-#define QRK_MBI_SOC_WRITE	0x07
-
 #if IS_ENABLED(CONFIG_IOSF_MBI)
 
 bool iosf_mbi_available(void);
diff --git a/arch/x86/platform/atom/punit_atom_debug.c b/arch/x86/platform/atom/punit_atom_debug.c
index 5ca8ead91579..81c769e80614 100644
--- a/arch/x86/platform/atom/punit_atom_debug.c
+++ b/arch/x86/platform/atom/punit_atom_debug.c
@@ -25,8 +25,6 @@
 #include <asm/cpu_device_id.h>
 #include <asm/iosf_mbi.h>
 
-/* Side band Interface port */
-#define PUNIT_PORT		0x04
 /* Power gate status reg */
 #define PWRGT_STATUS		0x61
 /* Subsystem config/status Video processor */
@@ -85,9 +83,8 @@ static int punit_dev_state_show(struct seq_file *seq_file, void *unused)
 
 	seq_puts(seq_file, "\n\nPUNIT NORTH COMPLEX DEVICES :\n");
 	while (punit_devp->name) {
-		status = iosf_mbi_read(PUNIT_PORT, BT_MBI_PMC_READ,
-				       punit_devp->reg,
-				       &punit_pwr_status);
+		status = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
+				       punit_devp->reg, &punit_pwr_status);
 		if (status) {
 			seq_printf(seq_file, "%9s : Read Failed\n",
 				   punit_devp->name);
diff --git a/arch/x86/platform/intel-quark/imr.c b/arch/x86/platform/intel-quark/imr.c
index 0ee619f9fcb7..c1bdafaac3ca 100644
--- a/arch/x86/platform/intel-quark/imr.c
+++ b/arch/x86/platform/intel-quark/imr.c
@@ -111,23 +111,19 @@ static int imr_read(struct imr_device *idev, u32 imr_id, struct imr_regs *imr)
 	u32 reg = imr_id * IMR_NUM_REGS + idev->reg_base;
 	int ret;
 
-	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
-				reg++, &imr->addr_lo);
+	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->addr_lo);
 	if (ret)
 		return ret;
 
-	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
-				reg++, &imr->addr_hi);
+	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->addr_hi);
 	if (ret)
 		return ret;
 
-	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
-				reg++, &imr->rmask);
+	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->rmask);
 	if (ret)
 		return ret;
 
-	return iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
-				reg++, &imr->wmask);
+	return iosf_mbi_read(QRK_MBI_UNIT_MM, MBI_REG_READ, reg++, &imr->wmask);
 }
 
 /**
@@ -151,31 +147,27 @@ static int imr_write(struct imr_device *idev, u32 imr_id,
 
 	local_irq_save(flags);
 
-	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE, reg++,
-				imr->addr_lo);
+	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->addr_lo);
 	if (ret)
 		goto failed;
 
-	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE,
-				reg++, imr->addr_hi);
+	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->addr_hi);
 	if (ret)
 		goto failed;
 
-	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE,
-				reg++, imr->rmask);
+	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->rmask);
 	if (ret)
 		goto failed;
 
-	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE,
-				reg++, imr->wmask);
+	ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE, reg++, imr->wmask);
 	if (ret)
 		goto failed;
 
 	/* Lock bit must be set separately to addr_lo address bits. */
 	if (lock) {
 		imr->addr_lo |= IMR_LOCK;
-		ret = iosf_mbi_write(QRK_MBI_UNIT_MM, QRK_MBI_MM_WRITE,
-					reg - IMR_NUM_REGS, imr->addr_lo);
+		ret = iosf_mbi_write(QRK_MBI_UNIT_MM, MBI_REG_WRITE,
+				     reg - IMR_NUM_REGS, imr->addr_lo);
 		if (ret)
 			goto failed;
 	}
diff --git a/drivers/i2c/busses/i2c-designware-baytrail.c b/drivers/i2c/busses/i2c-designware-baytrail.c
index 7d7ae97476e2..e38c2bbba940 100644
--- a/drivers/i2c/busses/i2c-designware-baytrail.c
+++ b/drivers/i2c/busses/i2c-designware-baytrail.c
@@ -34,8 +34,7 @@ static int get_sem(struct device *dev, u32 *sem)
 	u32 data;
 	int ret;
 
-	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ, PUNIT_SEMAPHORE,
-				&data);
+	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, PUNIT_SEMAPHORE, &data);
 	if (ret) {
 		dev_err(dev, "iosf failed to read punit semaphore\n");
 		return ret;
@@ -50,21 +49,19 @@ static void reset_semaphore(struct device *dev)
 {
 	u32 data;
 
-	if (iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
-				PUNIT_SEMAPHORE, &data)) {
+	if (iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, PUNIT_SEMAPHORE, &data)) {
 		dev_err(dev, "iosf failed to reset punit semaphore during read\n");
 		return;
 	}
 
 	data &= ~PUNIT_SEMAPHORE_BIT;
-	if (iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
-				PUNIT_SEMAPHORE, data))
+	if (iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE, PUNIT_SEMAPHORE, data))
 		dev_err(dev, "iosf failed to reset punit semaphore during write\n");
 }
 
 static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
 {
-	u32 sem;
+	u32 sem = PUNIT_SEMAPHORE_ACQUIRE;
 	int ret;
 	unsigned long start, end;
 
@@ -77,8 +74,7 @@ static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
 		return 0;
 
 	/* host driver writes to side band semaphore register */
-	ret = iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
-				PUNIT_SEMAPHORE, PUNIT_SEMAPHORE_ACQUIRE);
+	ret = iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE, PUNIT_SEMAPHORE, sem);
 	if (ret) {
 		dev_err(dev->dev, "iosf punit semaphore request failed\n");
 		return ret;
@@ -102,8 +98,7 @@ static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
 	dev_err(dev->dev, "punit semaphore timed out, resetting\n");
 	reset_semaphore(dev->dev);
 
-	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
-				PUNIT_SEMAPHORE, &sem);
+	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, PUNIT_SEMAPHORE, &sem);
 	if (ret)
 		dev_err(dev->dev, "iosf failed to read punit semaphore\n");
 	else
diff --git a/drivers/powercap/intel_rapl.c b/drivers/powercap/intel_rapl.c
index cc97f0869791..fa07809eef45 100644
--- a/drivers/powercap/intel_rapl.c
+++ b/drivers/powercap/intel_rapl.c
@@ -988,16 +988,16 @@ static void set_floor_freq_atom(struct rapl_domain *rd, bool enable)
 	}
 
 	if (!power_ctrl_orig_val)
-		iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_PMC_READ,
-			rapl_defaults->floor_freq_reg_addr,
-				&power_ctrl_orig_val);
+		iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_CR_READ,
+			      rapl_defaults->floor_freq_reg_addr,
+			      &power_ctrl_orig_val);
 	mdata = power_ctrl_orig_val;
 	if (enable) {
 		mdata &= ~(0x7f << 8);
 		mdata |= 1 << 8;
 	}
-	iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_PMC_WRITE,
-		rapl_defaults->floor_freq_reg_addr, mdata);
+	iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_CR_WRITE,
+		       rapl_defaults->floor_freq_reg_addr, mdata);
 }
 
 static u64 rapl_compute_time_window_core(struct rapl_package *rp, u64 value,
diff --git a/drivers/thermal/intel_quark_dts_thermal.c b/drivers/thermal/intel_quark_dts_thermal.c
index 5ed90e6c8a64..5d33b350da1c 100644
--- a/drivers/thermal/intel_quark_dts_thermal.c
+++ b/drivers/thermal/intel_quark_dts_thermal.c
@@ -125,8 +125,8 @@ static int soc_dts_enable(struct thermal_zone_device *tzd)
 	struct soc_sensor_entry *aux_entry = tzd->devdata;
 	int ret;
 
-	ret = iosf_mbi_read(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_READ,
-					QRK_DTS_REG_OFFSET_ENABLE, &out);
+	ret = iosf_mbi_read(QRK_MBI_UNIT_RMU, MBI_REG_READ,
+			    QRK_DTS_REG_OFFSET_ENABLE, &out);
 	if (ret)
 		return ret;
 
@@ -137,8 +137,8 @@ static int soc_dts_enable(struct thermal_zone_device *tzd)
 
 	if (!aux_entry->locked) {
 		out |= QRK_DTS_ENABLE_BIT;
-		ret = iosf_mbi_write(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_WRITE,
-					QRK_DTS_REG_OFFSET_ENABLE, out);
+		ret = iosf_mbi_write(QRK_MBI_UNIT_RMU, MBI_REG_WRITE,
+				     QRK_DTS_REG_OFFSET_ENABLE, out);
 		if (ret)
 			return ret;
 
@@ -158,8 +158,8 @@ static int soc_dts_disable(struct thermal_zone_device *tzd)
 	struct soc_sensor_entry *aux_entry = tzd->devdata;
 	int ret;
 
-	ret = iosf_mbi_read(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_READ,
-					QRK_DTS_REG_OFFSET_ENABLE, &out);
+	ret = iosf_mbi_read(QRK_MBI_UNIT_RMU, MBI_REG_READ,
+			    QRK_DTS_REG_OFFSET_ENABLE, &out);
 	if (ret)
 		return ret;
 
@@ -170,8 +170,8 @@ static int soc_dts_disable(struct thermal_zone_device *tzd)
 
 	if (!aux_entry->locked) {
 		out &= ~QRK_DTS_ENABLE_BIT;
-		ret = iosf_mbi_write(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_WRITE,
-					QRK_DTS_REG_OFFSET_ENABLE, out);
+		ret = iosf_mbi_write(QRK_MBI_UNIT_RMU, MBI_REG_WRITE,
+				     QRK_DTS_REG_OFFSET_ENABLE, out);
 
 		if (ret)
 			return ret;
@@ -192,8 +192,8 @@ static int _get_trip_temp(int trip, int *temp)
 	u32 out;
 
 	mutex_lock(&dts_update_mutex);
-	status = iosf_mbi_read(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_READ,
-				QRK_DTS_REG_OFFSET_PTPS, &out);
+	status = iosf_mbi_read(QRK_MBI_UNIT_RMU, MBI_REG_READ,
+			       QRK_DTS_REG_OFFSET_PTPS, &out);
 	mutex_unlock(&dts_update_mutex);
 
 	if (status)
@@ -236,8 +236,8 @@ static int update_trip_temp(struct soc_sensor_entry *aux_entry,
 		goto failed;
 	}
 
-	ret = iosf_mbi_read(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_READ,
-				QRK_DTS_REG_OFFSET_PTPS, &store_ptps);
+	ret = iosf_mbi_read(QRK_MBI_UNIT_RMU, MBI_REG_READ,
+			    QRK_DTS_REG_OFFSET_PTPS, &store_ptps);
 	if (ret)
 		goto failed;
 
@@ -262,8 +262,8 @@ static int update_trip_temp(struct soc_sensor_entry *aux_entry,
 	out |= (temp_out & QRK_DTS_MASK_TP_THRES) <<
 		(trip * QRK_DTS_SHIFT_TP);
 
-	ret = iosf_mbi_write(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_WRITE,
-				QRK_DTS_REG_OFFSET_PTPS, out);
+	ret = iosf_mbi_write(QRK_MBI_UNIT_RMU, MBI_REG_WRITE,
+			     QRK_DTS_REG_OFFSET_PTPS, out);
 
 failed:
 	mutex_unlock(&dts_update_mutex);
@@ -294,8 +294,8 @@ static int sys_get_curr_temp(struct thermal_zone_device *tzd,
 	int ret;
 
 	mutex_lock(&dts_update_mutex);
-	ret = iosf_mbi_read(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_READ,
-					QRK_DTS_REG_OFFSET_TEMP, &out);
+	ret = iosf_mbi_read(QRK_MBI_UNIT_RMU, MBI_REG_READ,
+			    QRK_DTS_REG_OFFSET_TEMP, &out);
 	mutex_unlock(&dts_update_mutex);
 
 	if (ret)
@@ -350,13 +350,13 @@ static void free_soc_dts(struct soc_sensor_entry *aux_entry)
 	if (aux_entry) {
 		if (!aux_entry->locked) {
 			mutex_lock(&dts_update_mutex);
-			iosf_mbi_write(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_WRITE,
-					QRK_DTS_REG_OFFSET_ENABLE,
-					aux_entry->store_dts_enable);
+			iosf_mbi_write(QRK_MBI_UNIT_RMU, MBI_REG_WRITE,
+				       QRK_DTS_REG_OFFSET_ENABLE,
+				       aux_entry->store_dts_enable);
 
-			iosf_mbi_write(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_WRITE,
-					QRK_DTS_REG_OFFSET_PTPS,
-					aux_entry->store_ptps);
+			iosf_mbi_write(QRK_MBI_UNIT_RMU, MBI_REG_WRITE,
+				       QRK_DTS_REG_OFFSET_PTPS,
+				       aux_entry->store_ptps);
 			mutex_unlock(&dts_update_mutex);
 		}
 		thermal_zone_device_unregister(aux_entry->tzone);
@@ -378,9 +378,8 @@ static struct soc_sensor_entry *alloc_soc_dts(void)
 	}
 
 	/* Check if DTS register is locked */
-	err = iosf_mbi_read(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_READ,
-					QRK_DTS_REG_OFFSET_LOCK,
-					&out);
+	err = iosf_mbi_read(QRK_MBI_UNIT_RMU, MBI_REG_READ,
+			    QRK_DTS_REG_OFFSET_LOCK, &out);
 	if (err)
 		goto err_ret;
 
@@ -395,16 +394,16 @@ static struct soc_sensor_entry *alloc_soc_dts(void)
 	/* Store DTS default state if DTS registers are not locked */
 	if (!aux_entry->locked) {
 		/* Store DTS default enable for restore on exit */
-		err = iosf_mbi_read(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_READ,
-					QRK_DTS_REG_OFFSET_ENABLE,
-					&aux_entry->store_dts_enable);
+		err = iosf_mbi_read(QRK_MBI_UNIT_RMU, MBI_REG_READ,
+				    QRK_DTS_REG_OFFSET_ENABLE,
+				    &aux_entry->store_dts_enable);
 		if (err)
 			goto err_ret;
 
 		/* Store DTS default PTPS register for restore on exit */
-		err = iosf_mbi_read(QRK_MBI_UNIT_RMU, QRK_MBI_RMU_READ,
-					QRK_DTS_REG_OFFSET_PTPS,
-					&aux_entry->store_ptps);
+		err = iosf_mbi_read(QRK_MBI_UNIT_RMU, MBI_REG_READ,
+				    QRK_DTS_REG_OFFSET_PTPS,
+				    &aux_entry->store_ptps);
 		if (err)
 			goto err_ret;
 	}
diff --git a/drivers/thermal/intel_soc_dts_iosf.c b/drivers/thermal/intel_soc_dts_iosf.c
index 5841d1d72996..f72e1db3216f 100644
--- a/drivers/thermal/intel_soc_dts_iosf.c
+++ b/drivers/thermal/intel_soc_dts_iosf.c
@@ -90,7 +90,7 @@ static int sys_get_trip_temp(struct thermal_zone_device *tzd, int trip,
 	dts = tzd->devdata;
 	sensors = dts->sensors;
 	mutex_lock(&sensors->dts_update_lock);
-	status = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
+	status = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
 			       SOC_DTS_OFFSET_PTPS, &out);
 	mutex_unlock(&sensors->dts_update_lock);
 	if (status)
@@ -124,27 +124,27 @@ static int update_trip_temp(struct intel_soc_dts_sensor_entry *dts,
 
 	temp_out = (sensors->tj_max - temp) / 1000;
 
-	status = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
+	status = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
 			       SOC_DTS_OFFSET_PTPS, &store_ptps);
 	if (status)
 		return status;
 
 	out = (store_ptps & ~(0xFF << (thres_index * 8)));
 	out |= (temp_out & 0xFF) << (thres_index * 8);
-	status = iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+	status = iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 				SOC_DTS_OFFSET_PTPS, out);
 	if (status)
 		return status;
 
 	pr_debug("update_trip_temp PTPS = %x\n", out);
-	status = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
+	status = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
 			       SOC_DTS_OFFSET_PTMC, &out);
 	if (status)
 		goto err_restore_ptps;
 
 	store_ptmc = out;
 
-	status = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
+	status = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
 			       SOC_DTS_TE_AUX0 + thres_index,
 			       &te_out);
 	if (status)
@@ -167,12 +167,12 @@ static int update_trip_temp(struct intel_soc_dts_sensor_entry *dts,
 			out &= ~SOC_DTS_AUX0_ENABLE_BIT;
 		te_out &= ~int_enable_bit;
 	}
-	status = iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+	status = iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 				SOC_DTS_OFFSET_PTMC, out);
 	if (status)
 		goto err_restore_te_out;
 
-	status = iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+	status = iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 				SOC_DTS_TE_AUX0 + thres_index,
 				te_out);
 	if (status)
@@ -182,13 +182,13 @@ static int update_trip_temp(struct intel_soc_dts_sensor_entry *dts,
 
 	return 0;
 err_restore_te_out:
-	iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+	iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 		       SOC_DTS_OFFSET_PTMC, store_te_out);
 err_restore_ptmc:
-	iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+	iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 		       SOC_DTS_OFFSET_PTMC, store_ptmc);
 err_restore_ptps:
-	iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+	iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 		       SOC_DTS_OFFSET_PTPS, store_ptps);
 	/* Nothing we can do if restore fails */
 
@@ -235,7 +235,7 @@ static int sys_get_curr_temp(struct thermal_zone_device *tzd,
 
 	dts = tzd->devdata;
 	sensors = dts->sensors;
-	status = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
+	status = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
 			       SOC_DTS_OFFSET_TEMP, &out);
 	if (status)
 		return status;
@@ -259,14 +259,14 @@ static int soc_dts_enable(int id)
 	u32 out;
 	int ret;
 
-	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
+	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
 			    SOC_DTS_OFFSET_ENABLE, &out);
 	if (ret)
 		return ret;
 
 	if (!(out & BIT(id))) {
 		out |= BIT(id);
-		ret = iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+		ret = iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 				     SOC_DTS_OFFSET_ENABLE, out);
 		if (ret)
 			return ret;
@@ -278,7 +278,7 @@ static int soc_dts_enable(int id)
 static void remove_dts_thermal_zone(struct intel_soc_dts_sensor_entry *dts)
 {
 	if (dts) {
-		iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+		iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 			       SOC_DTS_OFFSET_ENABLE, dts->store_status);
 		thermal_zone_device_unregister(dts->tzone);
 	}
@@ -296,9 +296,8 @@ static int add_dts_thermal_zone(int id, struct intel_soc_dts_sensor_entry *dts,
 	int i;
 
 	/* Store status to restor on exit */
-	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
-			    SOC_DTS_OFFSET_ENABLE,
-			    &dts->store_status);
+	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
+			    SOC_DTS_OFFSET_ENABLE, &dts->store_status);
 	if (ret)
 		goto err_ret;
 
@@ -311,7 +310,7 @@ static int add_dts_thermal_zone(int id, struct intel_soc_dts_sensor_entry *dts,
 	}
 
 	/* Check if the writable trip we provide is not used by BIOS */
-	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
+	ret = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
 			    SOC_DTS_OFFSET_PTPS, &store_ptps);
 	if (ret)
 		trip_mask = 0;
@@ -374,19 +373,19 @@ void intel_soc_dts_iosf_interrupt_handler(struct intel_soc_dts_sensors *sensors)
 
 	spin_lock_irqsave(&sensors->intr_notify_lock, flags);
 
-	status = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
+	status = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
 			       SOC_DTS_OFFSET_PTMC, &ptmc_out);
 	ptmc_out |= SOC_DTS_PTMC_APIC_DEASSERT_BIT;
-	status = iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+	status = iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 				SOC_DTS_OFFSET_PTMC, ptmc_out);
 
-	status = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
+	status = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ,
 			       SOC_DTS_OFFSET_PTTSS, &sticky_out);
 	pr_debug("status %d PTTSS %x\n", status, sticky_out);
 	if (sticky_out & SOC_DTS_TRIP_MASK) {
 		int i;
 		/* reset sticky bit */
-		status = iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
+		status = iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE,
 					SOC_DTS_OFFSET_PTTSS, sticky_out);
 		spin_unlock_irqrestore(&sensors->intr_notify_lock, flags);