soc/intel/common: Sync early SMBUS prototypes

Change-Id: I6b4b5ffd552b9eb4467689c8df85905a1c199bb0
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38120
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

3 files changed, 15 insertions, 17 deletions

diff --git a/src/soc/intel/common/block/smbus/smbus.c b/src/soc/intel/common/block/smbus/smbus.c
index 6be2a5e054..f22bacd3b5 100644
--- a/src/soc/intel/common/block/smbus/smbus.c
+++ b/src/soc/intel/common/block/smbus/smbus.c
@@ -30,7 +30,7 @@ static int lsmbus_read_byte(struct device *dev, u8 address)
 	device = dev->path.i2c.device;
 	pbus = get_pbus_smbus(dev);
 	res = find_resource(pbus->dev, PCI_BASE_ADDRESS_4);
-	return smbus_read8(res->base, device, address);
+	return do_smbus_read_byte(res->base, device, address);
 }
 
 static int lsmbus_write_byte(struct device *dev, u8 address, u8 data)
@@ -42,7 +42,7 @@ static int lsmbus_write_byte(struct device *dev, u8 address, u8 data)
 	device = dev->path.i2c.device;
 	pbus = get_pbus_smbus(dev);
 	res = find_resource(pbus->dev, PCI_BASE_ADDRESS_4);
-	return smbus_write8(res->base, device, address, data);
+	return do_smbus_write_byte(res->base, device, address, data);
 }
 
 static struct smbus_bus_operations lops_smbus_bus = {
diff --git a/src/soc/intel/common/block/smbus/smbuslib.c b/src/soc/intel/common/block/smbus/smbuslib.c
index a8c2dad41c..e2df73025f 100644
--- a/src/soc/intel/common/block/smbus/smbuslib.c
+++ b/src/soc/intel/common/block/smbus/smbuslib.c
@@ -47,8 +47,7 @@ static int smbus_wait_till_done(u16 smbus_base)
 	return -1;
 }
 
-int smbus_read8(unsigned int smbus_base, unsigned int device,
-	unsigned int address)
+int do_smbus_read_byte(unsigned int smbus_base, u8 device, unsigned int address)
 {
 	unsigned char global_status_register;
 	unsigned char byte;
@@ -93,8 +92,8 @@ int smbus_read8(unsigned int smbus_base, unsigned int device,
 	return byte;
 }
 
-int smbus_write8(unsigned int smbus_base, unsigned int device,
-			unsigned int address, unsigned int data)
+int do_smbus_write_byte(unsigned int smbus_base, u8 device, unsigned int address,
+			unsigned int data)
 {
 	unsigned char global_status_register;
 
@@ -137,8 +136,7 @@ int smbus_write8(unsigned int smbus_base, unsigned int device,
 	return 0;
 }
 
-int smbus_read16(unsigned int smbus_base, unsigned int device,
-	unsigned int address)
+int do_smbus_read_word(unsigned int smbus_base, u8 device, unsigned int address)
 {
 	unsigned char global_status_register;
 	unsigned short data;
@@ -180,15 +178,15 @@ int smbus_read16(unsigned int smbus_base, unsigned int device,
 
 u16 smbus_read_word(u8 addr, u8 offset)
 {
-	return smbus_read16(SMBUS_IO_BASE, addr, offset);
+	return do_smbus_read_word(SMBUS_IO_BASE, addr, offset);
 }
 
 u8 smbus_read_byte(u8 addr, u8 offset)
 {
-	return smbus_read8(SMBUS_IO_BASE, addr, offset);
+	return do_smbus_read_byte(SMBUS_IO_BASE, addr, offset);
 }
 
 u8 smbus_write_byte(u8 addr, u8 offset, u8 value)
 {
-	return smbus_write8(SMBUS_IO_BASE, addr, offset, value);
+	return do_smbus_write_byte(SMBUS_IO_BASE, addr, offset, value);
 }
diff --git a/src/soc/intel/common/block/smbus/smbuslib.h b/src/soc/intel/common/block/smbus/smbuslib.h
index 05dafe9947..45902a0174 100644
--- a/src/soc/intel/common/block/smbus/smbuslib.h
+++ b/src/soc/intel/common/block/smbus/smbuslib.h
@@ -16,6 +16,8 @@
 #ifndef SOC_INTEL_COMMON_BLOCK_SMBUS__LIB_H
 #define SOC_INTEL_COMMON_BLOCK_SMBUS__LIB_H
 
+#include <stdint.h>
+
 /* SMBus IO Base Address */
 #define SMBUS_IO_BASE	0xefa0
 /* PCI Configuration Space : SMBus */
@@ -30,11 +32,9 @@
 
 #define SMBUS_TIMEOUT	15	/* 15ms */
 
-int smbus_read8(unsigned int smbus_base, unsigned int device,
-		unsigned int address);
-int smbus_write8(unsigned int smbus_base, unsigned int device,
-		unsigned int address, unsigned int data);
-int smbus_read16(unsigned int smbus_base, unsigned int device,
-		unsigned int address);
+int do_smbus_read_byte(unsigned int smbus_base, u8 device, unsigned int address);
+int do_smbus_write_byte(unsigned int smbus_base, u8 device, unsigned int address,
+			unsigned int data);
+int do_smbus_read_word(unsigned int smbus_base, u8 device, unsigned int address);
 
 #endif	/* SOC_INTEL_COMMON_BLOCK_SMBUS__LIB_H */