From 3c05484c79071f3a20acb7242630590ba596b99e Mon Sep 17 00:00:00 2001 From: Denis Ciocca Date: Thu, 18 Jul 2019 15:53:49 -0700 Subject: iio:gyro: device settings are set immediately during probe This patch set gyro settings right after probe start. This is done in preparation of regmap that needs different configuration based on multiread bit value. Signed-off-by: Denis Ciocca Signed-off-by: Jonathan Cameron --- drivers/iio/gyro/st_gyro_spi.c | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) (limited to 'drivers/iio/gyro/st_gyro_spi.c') diff --git a/drivers/iio/gyro/st_gyro_spi.c b/drivers/iio/gyro/st_gyro_spi.c index 93c48248bea6..bb7082055f85 100644 --- a/drivers/iio/gyro/st_gyro_spi.c +++ b/drivers/iio/gyro/st_gyro_spi.c @@ -69,18 +69,28 @@ MODULE_DEVICE_TABLE(of, st_gyro_of_match); static int st_gyro_spi_probe(struct spi_device *spi) { - struct iio_dev *indio_dev; + const struct st_sensor_settings *settings; struct st_sensor_data *gdata; + struct iio_dev *indio_dev; int err; + st_sensors_of_name_probe(&spi->dev, st_gyro_of_match, + spi->modalias, sizeof(spi->modalias)); + + settings = st_gyro_get_settings(spi->modalias); + if (!settings) { + dev_err(&spi->dev, "device name %s not recognized.\n", + spi->modalias); + return -ENODEV; + } + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*gdata)); if (!indio_dev) return -ENOMEM; gdata = iio_priv(indio_dev); + gdata->sensor_settings = (struct st_sensor_settings *)settings; - st_sensors_of_name_probe(&spi->dev, st_gyro_of_match, - spi->modalias, sizeof(spi->modalias)); st_sensors_spi_configure(indio_dev, spi, gdata); err = st_gyro_common_probe(indio_dev); -- cgit v1.2.3