diff options
Diffstat (limited to 'drivers/iio/pressure/st_pressure.h')
| -rw-r--r-- | drivers/iio/pressure/st_pressure.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/iio/pressure/st_pressure.h b/drivers/iio/pressure/st_pressure.h new file mode 100644 index 000000000..e67eb0d97 --- /dev/null +++ b/drivers/iio/pressure/st_pressure.h @@ -0,0 +1,62 @@ +/* + * STMicroelectronics pressures driver + * + * Copyright 2013 STMicroelectronics Inc. + * + * Denis Ciocca <denis.ciocca@st.com> + * v. 1.0.0 + * Licensed under the GPL-2. + */ + +#ifndef ST_PRESS_H +#define ST_PRESS_H + +#include <linux/types.h> +#include <linux/iio/common/st_sensors.h> + +enum st_press_type { + LPS001WP, + LPS25H, + LPS331AP, + LPS22HB, + LPS33HW, + LPS35HW, + ST_PRESS_MAX, +}; + +#define LPS001WP_PRESS_DEV_NAME "lps001wp" +#define LPS25H_PRESS_DEV_NAME "lps25h" +#define LPS331AP_PRESS_DEV_NAME "lps331ap" +#define LPS22HB_PRESS_DEV_NAME "lps22hb" +#define LPS33HW_PRESS_DEV_NAME "lps33hw" +#define LPS35HW_PRESS_DEV_NAME "lps35hw" + +/** + * struct st_sensors_platform_data - default press platform data + * @drdy_int_pin: default press DRDY is available on INT1 pin. + */ +static const struct st_sensors_platform_data default_press_pdata = { + .drdy_int_pin = 1, +}; + +int st_press_common_probe(struct iio_dev *indio_dev); +void st_press_common_remove(struct iio_dev *indio_dev); + +#ifdef CONFIG_IIO_BUFFER +int st_press_allocate_ring(struct iio_dev *indio_dev); +void st_press_deallocate_ring(struct iio_dev *indio_dev); +int st_press_trig_set_state(struct iio_trigger *trig, bool state); +#define ST_PRESS_TRIGGER_SET_STATE (&st_press_trig_set_state) +#else /* CONFIG_IIO_BUFFER */ +static inline int st_press_allocate_ring(struct iio_dev *indio_dev) +{ + return 0; +} + +static inline void st_press_deallocate_ring(struct iio_dev *indio_dev) +{ +} +#define ST_PRESS_TRIGGER_SET_STATE NULL +#endif /* CONFIG_IIO_BUFFER */ + +#endif /* ST_PRESS_H */ |