diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iio/accel/st_accel_core.c | 4 | ||||
| -rw-r--r-- | drivers/iio/common/st_sensors/st_sensors_core.c | 37 | ||||
| -rw-r--r-- | drivers/iio/gyro/st_gyro_core.c | 4 | ||||
| -rw-r--r-- | drivers/iio/magnetometer/st_magn_core.c | 4 | ||||
| -rw-r--r-- | drivers/iio/pressure/st_pressure_core.c | 39 |
5 files changed, 51 insertions, 37 deletions
diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c index 4e06fcf5b891..a2abf7c2ce3b 100644 --- a/drivers/iio/accel/st_accel_core.c +++ b/drivers/iio/accel/st_accel_core.c @@ -459,6 +459,8 @@ int st_accel_common_probe(struct iio_dev *indio_dev, indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &accel_info; + st_sensors_power_enable(indio_dev); + err = st_sensors_check_device_support(indio_dev, ARRAY_SIZE(st_accel_sensors), st_accel_sensors); if (err < 0) @@ -515,6 +517,8 @@ void st_accel_common_remove(struct iio_dev *indio_dev) { struct st_sensor_data *adata = iio_priv(indio_dev); + st_sensors_power_disable(indio_dev); + iio_device_unregister(indio_dev); if (adata->get_irq_data_ready(indio_dev) > 0) st_sensors_deallocate_trigger(indio_dev); diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index 7ba1ef270213..e8b932fed70e 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -13,6 +13,7 @@ #include <linux/slab.h> #include <linux/delay.h> #include <linux/iio/iio.h> +#include <linux/regulator/consumer.h> #include <asm/unaligned.h> #include <linux/iio/common/st_sensors.h> @@ -198,6 +199,42 @@ int st_sensors_set_axis_enable(struct iio_dev *indio_dev, u8 axis_enable) } EXPORT_SYMBOL(st_sensors_set_axis_enable); +void st_sensors_power_enable(struct iio_dev *indio_dev) +{ + struct st_sensor_data *pdata = iio_priv(indio_dev); + int err; + + /* Regulators not mandatory, but if requested we should enable them. */ + pdata->vdd = devm_regulator_get_optional(indio_dev->dev.parent, "vdd"); + if (!IS_ERR(pdata->vdd)) { + err = regulator_enable(pdata->vdd); + if (err != 0) + dev_warn(&indio_dev->dev, + "Failed to enable specified Vdd supply\n"); + } + + pdata->vdd_io = devm_regulator_get_optional(indio_dev->dev.parent, "vddio"); + if (!IS_ERR(pdata->vdd_io)) { + err = regulator_enable(pdata->vdd_io); + if (err != 0) + dev_warn(&indio_dev->dev, + "Failed to enable specified Vdd_IO supply\n"); + } +} +EXPORT_SYMBOL(st_sensors_power_enable); + +void st_sensors_power_disable(struct iio_dev *indio_dev) +{ + struct st_sensor_data *pdata = iio_priv(indio_dev); + + if (!IS_ERR(pdata->vdd)) + regulator_disable(pdata->vdd); + + if (!IS_ERR(pdata->vdd_io)) + regulator_disable(pdata->vdd_io); +} +EXPORT_SYMBOL(st_sensors_power_disable); + static int st_sensors_set_drdy_int_pin(struct iio_dev *indio_dev, struct st_sensors_platform_data *pdata) { diff --git a/drivers/iio/gyro/st_gyro_core.c b/drivers/iio/gyro/st_gyro_core.c index bc71f4d1e2ce..ed74a9069989 100644 --- a/drivers/iio/gyro/st_gyro_core.c +++ b/drivers/iio/gyro/st_gyro_core.c @@ -311,6 +311,8 @@ int st_gyro_common_probe(struct iio_dev *indio_dev, indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &gyro_info; + st_sensors_power_enable(indio_dev); + err = st_sensors_check_device_support(indio_dev, ARRAY_SIZE(st_gyro_sensors), st_gyro_sensors); if (err < 0) @@ -363,6 +365,8 @@ void st_gyro_common_remove(struct iio_dev *indio_dev) { struct st_sensor_data *gdata = iio_priv(indio_dev); + st_sensors_power_disable(indio_dev); + iio_device_unregister(indio_dev); if (gdata->get_irq_data_ready(indio_dev) > 0) st_sensors_deallocate_trigger(indio_dev); diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c index 8e33a7682d33..240a21dd0c61 100644 --- a/drivers/iio/magnetometer/st_magn_core.c +++ b/drivers/iio/magnetometer/st_magn_core.c @@ -355,6 +355,8 @@ int st_magn_common_probe(struct iio_dev *indio_dev, indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &magn_info; + st_sensors_power_enable(indio_dev); + err = st_sensors_check_device_support(indio_dev, ARRAY_SIZE(st_magn_sensors), st_magn_sensors); if (err < 0) @@ -406,6 +408,8 @@ void st_magn_common_remove(struct iio_dev *indio_dev) { struct st_sensor_data *mdata = iio_priv(indio_dev); + st_sensors_power_disable(indio_dev); + iio_device_unregister(indio_dev); if (mdata->get_irq_data_ready(indio_dev) > 0) st_sensors_deallocate_trigger(indio_dev); diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c index 013becbe8f47..cd7e01f3a93b 100644 --- a/drivers/iio/pressure/st_pressure_core.c +++ b/drivers/iio/pressure/st_pressure_core.c @@ -23,7 +23,6 @@ #include <linux/iio/sysfs.h> #include <linux/iio/trigger.h> #include <linux/iio/buffer.h> -#include <linux/regulator/consumer.h> #include <asm/unaligned.h> #include <linux/iio/common/st_sensors.h> @@ -387,40 +386,6 @@ static const struct iio_trigger_ops st_press_trigger_ops = { #define ST_PRESS_TRIGGER_OPS NULL #endif -static void st_press_power_enable(struct iio_dev *indio_dev) -{ - struct st_sensor_data *pdata = iio_priv(indio_dev); - int err; - - /* Regulators not mandatory, but if requested we should enable them. */ - pdata->vdd = devm_regulator_get_optional(&indio_dev->dev, "vdd"); - if (!IS_ERR(pdata->vdd)) { - err = regulator_enable(pdata->vdd); - if (err != 0) - dev_warn(&indio_dev->dev, - "Failed to enable specified Vdd supply\n"); - } - - pdata->vdd_io = devm_regulator_get_optional(&indio_dev->dev, "vddio"); - if (!IS_ERR(pdata->vdd_io)) { - err = regulator_enable(pdata->vdd_io); - if (err != 0) - dev_warn(&indio_dev->dev, - "Failed to enable specified Vdd_IO supply\n"); - } -} - -static void st_press_power_disable(struct iio_dev *indio_dev) -{ - struct st_sensor_data *pdata = iio_priv(indio_dev); - - if (!IS_ERR(pdata->vdd)) - regulator_disable(pdata->vdd); - - if (!IS_ERR(pdata->vdd_io)) - regulator_disable(pdata->vdd_io); -} - int st_press_common_probe(struct iio_dev *indio_dev, struct st_sensors_platform_data *plat_data) { @@ -431,7 +396,7 @@ int st_press_common_probe(struct iio_dev *indio_dev, indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &press_info; - st_press_power_enable(indio_dev); + st_sensors_power_enable(indio_dev); err = st_sensors_check_device_support(indio_dev, ARRAY_SIZE(st_press_sensors), @@ -493,7 +458,7 @@ void st_press_common_remove(struct iio_dev *indio_dev) { struct st_sensor_data *pdata = iio_priv(indio_dev); - st_press_power_disable(indio_dev); + st_sensors_power_disable(indio_dev); iio_device_unregister(indio_dev); if (pdata->get_irq_data_ready(indio_dev) > 0) |