Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit cfa71bf3 authored by Hartmut Knaack's avatar Hartmut Knaack Committed by Jonathan Cameron
Browse files

staging:iio:ad7291 define alert register bits 



Define some names for alert register bits and apply them to
ad7291_event_handler().

Signed-off-by: default avatarHartmut Knaack <knaack.h@gmx.de>
Acked-by: default avatarLars-Peter Clausen <lars@metafoo.de>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 8a32f65f

drivers/staging/iio/adc/ad7291.c

+18 −7
Original line number Diff line number Diff line
@@ -68,6 +68,17 @@ 
 */

#define AD7291_VALUE_MASK		GENMASK(11, 0)



/*

 * AD7291 alert register bits

 */

#define AD7291_T_LOW			BIT(0)

#define AD7291_T_HIGH			BIT(1)

#define AD7291_T_AVG_LOW		BIT(2)

#define AD7291_T_AVG_HIGH		BIT(3)

#define AD7291_V_LOW(x)			BIT((x) * 2)

#define AD7291_V_HIGH(x)		BIT((x) * 2 + 1)





struct ad7291_chip_info {

	struct i2c_client	*client;

	struct regulator	*reg;
@@ -122,14 +133,14 @@ static irqreturn_t ad7291_event_handler(int irq, void *private) 
	ad7291_i2c_write(chip, AD7291_COMMAND, command);



	/* For now treat t_sense and t_sense_average the same */

	if ((t_status & (1 << 0)) || (t_status & (1 << 2)))

	if ((t_status & AD7291_T_LOW) || (t_status & AD7291_T_AVG_LOW))

		iio_push_event(indio_dev,

			       IIO_UNMOD_EVENT_CODE(IIO_TEMP,

						    0,

						    IIO_EV_TYPE_THRESH,

						    IIO_EV_DIR_FALLING),

			       timestamp);

	if ((t_status & (1 << 1)) || (t_status & (1 << 3)))

	if ((t_status & AD7291_T_HIGH) || (t_status & AD7291_T_AVG_HIGH))

		iio_push_event(indio_dev,

			       IIO_UNMOD_EVENT_CODE(IIO_TEMP,

						    0,
@@ -137,18 +148,18 @@ static irqreturn_t ad7291_event_handler(int irq, void *private) 
						    IIO_EV_DIR_RISING),

			       timestamp);



	for (i = 0; i < AD7291_VOLTAGE_LIMIT_COUNT*2; i += 2) {

		if (v_status & (1 << i))

	for (i = 0; i < AD7291_VOLTAGE_LIMIT_COUNT; i++) {

		if (v_status & AD7291_V_LOW(i))

			iio_push_event(indio_dev,

				       IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,

							    i/2,

							    i,

							    IIO_EV_TYPE_THRESH,

							    IIO_EV_DIR_FALLING),

				       timestamp);

		if (v_status & (1 << (i + 1)))

		if (v_status & AD7291_V_HIGH(i))

			iio_push_event(indio_dev,

				       IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,

							    i/2,

							    i,

							    IIO_EV_TYPE_THRESH,

							    IIO_EV_DIR_RISING),

				       timestamp);