From 823a7adac4f1bde2828d18f3bd8fa75285d00f4d Mon Sep 17 00:00:00 2001 From: Denis Ciocca Date: Thu, 18 Jul 2019 15:53:44 -0700 Subject: [PATCH] iio:accel: introduce st_accel_get_settings() function The function is introduced to retrieve accel device settings. It will be used by probe in order to configure regmap. Signed-off-by: Denis Ciocca Signed-off-by: Jonathan Cameron --- drivers/iio/accel/st_accel.h | 1 + drivers/iio/accel/st_accel_core.c | 18 ++++++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/drivers/iio/accel/st_accel.h b/drivers/iio/accel/st_accel.h index 979ab9679b99..af09943f38c9 100644 --- a/drivers/iio/accel/st_accel.h +++ b/drivers/iio/accel/st_accel.h @@ -68,6 +68,7 @@ static const struct st_sensors_platform_data default_accel_pdata = { .drdy_int_pin = 1, }; +const struct st_sensor_settings *st_accel_get_settings(const char *name); int st_accel_common_probe(struct iio_dev *indio_dev); void st_accel_common_remove(struct iio_dev *indio_dev); diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c index e02b79931979..6fc490ffef7e 100644 --- a/drivers/iio/accel/st_accel_core.c +++ b/drivers/iio/accel/st_accel_core.c @@ -1147,6 +1147,24 @@ out: #endif } +/* + * st_accel_get_settings() - get sensor settings from device name + * @name: device name buffer reference. + * + * Return: valid reference on success, NULL otherwise. + */ +const struct st_sensor_settings *st_accel_get_settings(const char *name) +{ + int index = st_sensors_get_settings_index(name, + st_accel_sensors_settings, + ARRAY_SIZE(st_accel_sensors_settings)); + if (index < 0) + return NULL; + + return &st_accel_sensors_settings[index]; +} +EXPORT_SYMBOL(st_accel_get_settings); + int st_accel_common_probe(struct iio_dev *indio_dev) { struct st_sensor_data *adata = iio_priv(indio_dev);