Commit 4895bfe9 authored by edison.jiang's avatar edison.jiang Committed by Dmitry Torokhov
Browse files

Input: lpc32xx_ts - convert to use BIT() 



There is error from cppcheck tool.
 "Shifting signed 32-bit value by 31 bits is undefined behaviour errors"

Signed-off-by: default avataredison.jiang <jiangzhipeng@yulong.com>
Link: https://lore.kernel.org/r/20210316153150.1207-1-jzp0409@163.com


Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent bfae2779

drivers/input/touchscreen/lpc32xx_ts.c

+5 −5
Original line number Diff line number Diff line
@@ -34,18 +34,18 @@ 
#define LPC32XX_TSC_AUX_MIN			0x38

#define LPC32XX_TSC_AUX_MAX			0x3C



#define LPC32XX_TSC_STAT_FIFO_OVRRN		(1 << 8)

#define LPC32XX_TSC_STAT_FIFO_EMPTY		(1 << 7)

#define LPC32XX_TSC_STAT_FIFO_OVRRN		BIT(8)

#define LPC32XX_TSC_STAT_FIFO_EMPTY		BIT(7)



#define LPC32XX_TSC_SEL_DEFVAL			0x0284



#define LPC32XX_TSC_ADCCON_IRQ_TO_FIFO_4	(0x1 << 11)

#define LPC32XX_TSC_ADCCON_X_SAMPLE_SIZE(s)	((10 - (s)) << 7)

#define LPC32XX_TSC_ADCCON_Y_SAMPLE_SIZE(s)	((10 - (s)) << 4)

#define LPC32XX_TSC_ADCCON_POWER_UP		(1 << 2)

#define LPC32XX_TSC_ADCCON_AUTO_EN		(1 << 0)

#define LPC32XX_TSC_ADCCON_POWER_UP		BIT(2)

#define LPC32XX_TSC_ADCCON_AUTO_EN		BIT(0)



#define LPC32XX_TSC_FIFO_TS_P_LEVEL		(1 << 31)

#define LPC32XX_TSC_FIFO_TS_P_LEVEL		BIT(31)

#define LPC32XX_TSC_FIFO_NORMALIZE_X_VAL(x)	(((x) & 0x03FF0000) >> 16)

#define LPC32XX_TSC_FIFO_NORMALIZE_Y_VAL(y)	((y) & 0x000003FF)