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mfd: twl-core: Move twl_i2c_read/write_u8 to header as inline function

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twl_i2c_read/write_u8 become as a simple wrapper over the twl_i2c_read/write.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Peter Ujfalusi 2013-01-16 14:53:59 +01:00 committed by Samuel Ortiz
parent ac7bc5a953
commit fbc6ae363e
2 changed files with 11 additions and 34 deletions
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28
drivers/mfd/twl-core.c
View File

@ -379,34 +379,6 @@ int twl_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
}
EXPORT_SYMBOL(twl_i2c_read);
/**
* twl_i2c_write_u8 - Writes a 8 bit register in TWL4030/TWL5030/TWL60X0
* @mod_no: module number
* @value: the value to be written 8 bit
* @reg: register address (just offset will do)
*
* Returns result of operation - 0 is success
*/
int twl_i2c_write_u8(u8 mod_no, u8 value, u8 reg)
{
return twl_i2c_write(mod_no, &value, reg, 1);
}
EXPORT_SYMBOL(twl_i2c_write_u8);
/**
* twl_i2c_read_u8 - Reads a 8 bit register from TWL4030/TWL5030/TWL60X0
* @mod_no: module number
* @value: the value read 8 bit
* @reg: register address (just offset will do)
*
* Returns result of operation - 0 is success
*/
int twl_i2c_read_u8(u8 mod_no, u8 *value, u8 reg)
{
return twl_i2c_read(mod_no, value, reg, 1);
}
EXPORT_SYMBOL(twl_i2c_read_u8);
/*----------------------------------------------------------------------*/
/**

17
include/linux/i2c/twl.h
View File

@ -174,18 +174,23 @@ static inline int twl_class_is_ ##class(void) \
TWL_CLASS_IS(4030, TWL4030_CLASS_ID)
TWL_CLASS_IS(6030, TWL6030_CLASS_ID)
/*
* Read and write single 8-bit registers
*/
int twl_i2c_write_u8(u8 mod_no, u8 val, u8 reg);
int twl_i2c_read_u8(u8 mod_no, u8 *val, u8 reg);
/*
* Read and write several 8-bit registers at once.
*/
int twl_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes);
int twl_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes);
/*
* Read and write single 8-bit registers
*/
static inline int twl_i2c_write_u8(u8 mod_no, u8 val, u8 reg) {
return twl_i2c_write(mod_no, &val, reg, 1);
}
static inline int twl_i2c_read_u8(u8 mod_no, u8 *val, u8 reg) {
return twl_i2c_read(mod_no, val, reg, 1);
}
int twl_get_type(void);
int twl_get_version(void);
int twl_get_hfclk_rate(void);