fda8d26e61
Based on 1 normalized pattern(s): licensed under the gpl 2 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 135 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Steve Winslow <swinslow@gmail.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190528170026.071193225@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
53 lines
986 B
C
53 lines
986 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* STMicroelectronics hts221 sensor driver
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*
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* Copyright 2016 STMicroelectronics Inc.
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*
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* Lorenzo Bianconi <lorenzo.bianconi@st.com>
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*/
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#ifndef HTS221_H
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#define HTS221_H
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#define HTS221_DEV_NAME "hts221"
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#include <linux/iio/iio.h>
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#define HTS221_DATA_SIZE 2
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enum hts221_sensor_type {
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HTS221_SENSOR_H,
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HTS221_SENSOR_T,
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HTS221_SENSOR_MAX,
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};
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struct hts221_sensor {
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u8 cur_avg_idx;
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int slope, b_gen;
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};
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struct hts221_hw {
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const char *name;
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struct device *dev;
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struct regmap *regmap;
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struct iio_trigger *trig;
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int irq;
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struct hts221_sensor sensors[HTS221_SENSOR_MAX];
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bool enabled;
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u8 odr;
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};
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extern const struct dev_pm_ops hts221_pm_ops;
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int hts221_probe(struct device *dev, int irq, const char *name,
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struct regmap *regmap);
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int hts221_set_enable(struct hts221_hw *hw, bool enable);
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int hts221_allocate_buffers(struct hts221_hw *hw);
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int hts221_allocate_trigger(struct hts221_hw *hw);
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#endif /* HTS221_H */
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