From 570c2c55ef364ef6aed531e554be4c989fb1a49c Mon Sep 17 00:00:00 2001 From: Denis Ciocca Date: Thu, 18 Jul 2019 15:53:51 -0700 Subject: [PATCH] iio:pressure: device settings are set immediately during probe This patch set pressure 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/pressure/st_pressure_i2c.c | 27 +++++++++++++++++--------- drivers/iio/pressure/st_pressure_spi.c | 18 +++++++++++++---- 2 files changed, 32 insertions(+), 13 deletions(-) diff --git a/drivers/iio/pressure/st_pressure_i2c.c b/drivers/iio/pressure/st_pressure_i2c.c index b7d9ba706abc..466e7dde5eae 100644 --- a/drivers/iio/pressure/st_pressure_i2c.c +++ b/drivers/iio/pressure/st_pressure_i2c.c @@ -78,18 +78,13 @@ static const struct i2c_device_id st_press_id_table[] = { MODULE_DEVICE_TABLE(i2c, st_press_id_table); static int st_press_i2c_probe(struct i2c_client *client, - const struct i2c_device_id *id) + const struct i2c_device_id *id) { - struct iio_dev *indio_dev; + const struct st_sensor_settings *settings; struct st_sensor_data *press_data; + struct iio_dev *indio_dev; int ret; - indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*press_data)); - if (!indio_dev) - return -ENOMEM; - - press_data = iio_priv(indio_dev); - if (client->dev.of_node) { st_sensors_of_name_probe(&client->dev, st_press_of_match, client->name, sizeof(client->name)); @@ -99,10 +94,24 @@ static int st_press_i2c_probe(struct i2c_client *client, return -ENODEV; strlcpy(client->name, st_press_id_table[ret].name, - sizeof(client->name)); + sizeof(client->name)); } else if (!id) return -ENODEV; + settings = st_press_get_settings(client->name); + if (!settings) { + dev_err(&client->dev, "device name %s not recognized.\n", + client->name); + return -ENODEV; + } + + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*press_data)); + if (!indio_dev) + return -ENOMEM; + + press_data = iio_priv(indio_dev); + press_data->sensor_settings = (struct st_sensor_settings *)settings; + st_sensors_i2c_configure(indio_dev, client, press_data); ret = st_press_common_probe(indio_dev); diff --git a/drivers/iio/pressure/st_pressure_spi.c b/drivers/iio/pressure/st_pressure_spi.c index ef61401c41d3..3e8c1ffe001e 100644 --- a/drivers/iio/pressure/st_pressure_spi.c +++ b/drivers/iio/pressure/st_pressure_spi.c @@ -61,18 +61,28 @@ MODULE_DEVICE_TABLE(of, st_press_of_match); static int st_press_spi_probe(struct spi_device *spi) { - struct iio_dev *indio_dev; + const struct st_sensor_settings *settings; struct st_sensor_data *press_data; + struct iio_dev *indio_dev; int err; + st_sensors_of_name_probe(&spi->dev, st_press_of_match, + spi->modalias, sizeof(spi->modalias)); + + settings = st_press_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(*press_data)); - if (indio_dev == NULL) + if (!indio_dev) return -ENOMEM; press_data = iio_priv(indio_dev); + press_data->sensor_settings = (struct st_sensor_settings *)settings; - st_sensors_of_name_probe(&spi->dev, st_press_of_match, - spi->modalias, sizeof(spi->modalias)); st_sensors_spi_configure(indio_dev, spi, press_data); err = st_press_common_probe(indio_dev); -- 2.45.2