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Commit 5ade7633 authored by Jonathan Cameron's avatar Jonathan Cameron
Browse files

staging:iio:light:tsl2563 drop unnecessary brackets around constants. 



Not sure why these were ever there.

Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
Acked-by: default avatarPeter Meerwald <pmeerw@pmeerw.net>
parent a9fbbee8

drivers/staging/iio/light/tsl2563.c

+33 −33
Original line number Diff line number Diff line
@@ -41,49 +41,49 @@ 
#include "tsl2563.h"



/* Use this many bits for fraction part. */

#define ADC_FRAC_BITS		(14)

#define ADC_FRAC_BITS		14



/* Given number of 1/10000's in ADC_FRAC_BITS precision. */

#define FRAC10K(f)		(((f) * (1L << (ADC_FRAC_BITS))) / (10000))



/* Bits used for fraction in calibration coefficients.*/

#define CALIB_FRAC_BITS		(10)

#define CALIB_FRAC_BITS		10

/* 0.5 in CALIB_FRAC_BITS precision */

#define CALIB_FRAC_HALF		(1 << (CALIB_FRAC_BITS - 1))

/* Make a fraction from a number n that was multiplied with b. */

#define CALIB_FRAC(n, b)	(((n) << CALIB_FRAC_BITS) / (b))

/* Decimal 10^(digits in sysfs presentation) */

#define CALIB_BASE_SYSFS	(1000)



#define TSL2563_CMD		(0x80)

#define TSL2563_CLEARINT	(0x40)



#define TSL2563_REG_CTRL	(0x00)

#define TSL2563_REG_TIMING	(0x01)

#define TSL2563_REG_LOWLOW	(0x02) /* data0 low threshold, 2 bytes */

#define TSL2563_REG_LOWHIGH	(0x03)

#define TSL2563_REG_HIGHLOW	(0x04) /* data0 high threshold, 2 bytes */

#define TSL2563_REG_HIGHHIGH	(0x05)

#define TSL2563_REG_INT		(0x06)

#define TSL2563_REG_ID		(0x0a)

#define TSL2563_REG_DATA0LOW	(0x0c) /* broadband sensor value, 2 bytes */

#define TSL2563_REG_DATA0HIGH	(0x0d)

#define TSL2563_REG_DATA1LOW	(0x0e) /* infrared sensor value, 2 bytes */

#define TSL2563_REG_DATA1HIGH	(0x0f)



#define TSL2563_CMD_POWER_ON	(0x03)

#define TSL2563_CMD_POWER_OFF	(0x00)

#define TSL2563_CTRL_POWER_MASK	(0x03)



#define TSL2563_TIMING_13MS	(0x00)

#define TSL2563_TIMING_100MS	(0x01)

#define TSL2563_TIMING_400MS	(0x02)

#define TSL2563_TIMING_MASK	(0x03)

#define TSL2563_TIMING_GAIN16	(0x10)

#define TSL2563_TIMING_GAIN1	(0x00)



#define TSL2563_INT_DISBLED	(0x00)

#define TSL2563_INT_LEVEL	(0x10)

#define CALIB_BASE_SYSFS	1000



#define TSL2563_CMD		0x80

#define TSL2563_CLEARINT	0x40



#define TSL2563_REG_CTRL	0x00

#define TSL2563_REG_TIMING	0x01

#define TSL2563_REG_LOWLOW	0x02 /* data0 low threshold, 2 bytes */

#define TSL2563_REG_LOWHIGH	0x03

#define TSL2563_REG_HIGHLOW	0x04 /* data0 high threshold, 2 bytes */

#define TSL2563_REG_HIGHHIGH	0x05

#define TSL2563_REG_INT		0x06

#define TSL2563_REG_ID		0x0a

#define TSL2563_REG_DATA0LOW	0x0c /* broadband sensor value, 2 bytes */

#define TSL2563_REG_DATA0HIGH	0x0d

#define TSL2563_REG_DATA1LOW	0x0e /* infrared sensor value, 2 bytes */

#define TSL2563_REG_DATA1HIGH	0x0f



#define TSL2563_CMD_POWER_ON	0x03

#define TSL2563_CMD_POWER_OFF	0x00

#define TSL2563_CTRL_POWER_MASK	0x03



#define TSL2563_TIMING_13MS	0x00

#define TSL2563_TIMING_100MS	0x01

#define TSL2563_TIMING_400MS	0x02

#define TSL2563_TIMING_MASK	0x03

#define TSL2563_TIMING_GAIN16	0x10

#define TSL2563_TIMING_GAIN1	0x00



#define TSL2563_INT_DISBLED	0x00

#define TSL2563_INT_LEVEL	0x10

#define TSL2563_INT_PERSIST(n)	((n) & 0x0F)



struct tsl2563_gainlevel_coeff {