From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/iio/pressure/st_pressure_buffer.c | 45 +++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 drivers/iio/pressure/st_pressure_buffer.c (limited to 'drivers/iio/pressure/st_pressure_buffer.c') diff --git a/drivers/iio/pressure/st_pressure_buffer.c b/drivers/iio/pressure/st_pressure_buffer.c new file mode 100644 index 0000000000..0dbf357c2c --- /dev/null +++ b/drivers/iio/pressure/st_pressure_buffer.c @@ -0,0 +1,45 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * STMicroelectronics pressures driver + * + * Copyright 2013 STMicroelectronics Inc. + * + * Denis Ciocca + */ + +#include +#include +#include +#include +#include + +#include +#include "st_pressure.h" + +int st_press_trig_set_state(struct iio_trigger *trig, bool state) +{ + struct iio_dev *indio_dev = iio_trigger_get_drvdata(trig); + + return st_sensors_set_dataready_irq(indio_dev, state); +} + +static int st_press_buffer_postenable(struct iio_dev *indio_dev) +{ + return st_sensors_set_enable(indio_dev, true); +} + +static int st_press_buffer_predisable(struct iio_dev *indio_dev) +{ + return st_sensors_set_enable(indio_dev, false); +} + +static const struct iio_buffer_setup_ops st_press_buffer_setup_ops = { + .postenable = &st_press_buffer_postenable, + .predisable = &st_press_buffer_predisable, +}; + +int st_press_allocate_ring(struct iio_dev *indio_dev) +{ + return devm_iio_triggered_buffer_setup(indio_dev->dev.parent, indio_dev, + NULL, &st_sensors_trigger_handler, &st_press_buffer_setup_ops); +} -- cgit v1.2.3