From 4ae9f1e5d8719f86e756a21e5e624f10675c7dea Mon Sep 17 00:00:00 2001 From: Kyösti Mälkki Date: Wed, 1 Jan 2020 17:42:45 +0200 Subject: soc/intel/common: Sync early SMBUS prototypes MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Change-Id: I6b4b5ffd552b9eb4467689c8df85905a1c199bb0 Signed-off-by: Kyösti Mälkki Reviewed-on: https://review.coreboot.org/c/coreboot/+/38120 Reviewed-by: Angel Pons Reviewed-by: Patrick Rudolph Tested-by: build bot (Jenkins) --- src/soc/intel/common/block/smbus/smbus.c | 4 ++-- src/soc/intel/common/block/smbus/smbuslib.c | 16 +++++++--------- src/soc/intel/common/block/smbus/smbuslib.h | 12 ++++++------ 3 files changed, 15 insertions(+), 17 deletions(-) (limited to 'src/soc/intel/common') 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 + /* 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 */ -- cgit v1.2.3