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Commit befa9f6a authored by Renato Lui Geh's avatar Renato Lui Geh Committed by Jonathan Cameron
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staging: iio: ad7780: remove unnecessary stashed voltage value 



This patch removes the unnecessary field int_vref_mv in ad7780_state
referring to the device's voltage.

Signed-off-by: default avatarRenato Lui Geh <renatogeh@gmail.com>
Acked-by: default avatarAlexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 336650c7

drivers/staging/iio/adc/ad7780.c

+1 −8
Original line number Diff line number Diff line
@@ -51,7 +51,6 @@ struct ad7780_state { 
	struct regulator		*reg;

	struct gpio_desc		*powerdown_gpio;

	unsigned int	gain;

	u16				int_vref_mv;



	struct ad_sigma_delta sd;

};
@@ -180,7 +179,7 @@ static int ad7780_probe(struct spi_device *spi) 
{

	struct ad7780_state *st;

	struct iio_dev *indio_dev;

	int ret, voltage_uv = 0;

	int ret;



	indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));

	if (!indio_dev)
@@ -200,16 +199,10 @@ static int ad7780_probe(struct spi_device *spi) 
		dev_err(&spi->dev, "Failed to enable specified AVdd supply\n");

		return ret;

	}

	voltage_uv = regulator_get_voltage(st->reg);



	st->chip_info =

		&ad7780_chip_info_tbl[spi_get_device_id(spi)->driver_data];



	if (voltage_uv)

		st->int_vref_mv = voltage_uv / 1000;

	else

		dev_warn(&spi->dev, "Reference voltage unspecified\n");



	spi_set_drvdata(spi, indio_dev);



	indio_dev->dev.parent = &spi->dev;