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

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>

drivers/mfd/twl-core.c

@@ -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);
-
 /*----------------------------------------------------------------------*/
 
 /**

include/linux/i2c/twl.h

@@ -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);