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hwmon: (ad7314) Remove unused defines, and rename OFFSET to SHIFT

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Remove unused defines AD7314_PD, AD7314_TEMP_SIGN, and ADT7301_TEMP_SIGN.
Rename AD7314_TEMP_OFFSET to the more appropriate AD7314_TEMP_SHIFT.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Cc: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Guenter Roeck 2012-04-22 00:22:00 -04:00 committed by Guenter Roeck
parent 7bb5ee0169
commit 1137a9a649
1 changed files with 2 additions and 9 deletions
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11
drivers/hwmon/ad7314.c
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@ -17,22 +17,15 @@
#include <linux/hwmon.h>
#include <linux/hwmon-sysfs.h>
/*
* AD7314 power mode
*/
#define AD7314_PD 0x2000
/*
* AD7314 temperature masks
*/
#define AD7314_TEMP_SIGN 0x200
#define AD7314_TEMP_MASK 0x7FE0
#define AD7314_TEMP_OFFSET 5
#define AD7314_TEMP_SHIFT 5
/*
* ADT7301 and ADT7302 temperature masks
*/
#define ADT7301_TEMP_SIGN 0x2000
#define ADT7301_TEMP_MASK 0x3FFF
enum ad7314_variant {
@ -73,7 +66,7 @@ static ssize_t ad7314_show_temperature(struct device *dev,
return ret;
switch (spi_get_device_id(chip->spi_dev)->driver_data) {
case ad7314:
data = (ret & AD7314_TEMP_MASK) >> AD7314_TEMP_OFFSET;
data = (ret & AD7314_TEMP_MASK) >> AD7314_TEMP_SHIFT;
data = (data << 6) >> 6;
return sprintf(buf, "%d\n", 250 * data);