diff options
Diffstat (limited to 'drivers/staging/iio/gyro/adis16080.h')
-rw-r--r-- | drivers/staging/iio/gyro/adis16080.h | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/drivers/staging/iio/gyro/adis16080.h b/drivers/staging/iio/gyro/adis16080.h deleted file mode 100644 index 3fcbe67f7c31..000000000000 --- a/drivers/staging/iio/gyro/adis16080.h +++ /dev/null @@ -1,102 +0,0 @@ -#ifndef SPI_ADIS16080_H_ -#define SPI_ADIS16080_H_ - -#define ADIS16080_DIN_CODE 4 /* Output data format setting. 0: Twos complement. 1: Offset binary. */ -#define ADIS16080_DIN_GYRO (0 << 10) /* Gyroscope output */ -#define ADIS16080_DIN_TEMP (1 << 10) /* Temperature output */ -#define ADIS16080_DIN_AIN1 (2 << 10) -#define ADIS16080_DIN_AIN2 (3 << 10) -#define ADIS16080_DIN_WRITE (1 << 15) /* 1: Write contents on DIN to control register. - * 0: No changes to control register. - */ - -#define ADIS16080_MAX_TX 2 -#define ADIS16080_MAX_RX 2 - -/** - * struct adis16080_state - device instance specific data - * @us: actual spi_device to write data - * @work_trigger_to_ring: bh for triggered event handling - * @inter: used to check if new interrupt has been triggered - * @last_timestamp: passing timestamp from th to bh of interrupt handler - * @indio_dev: industrial I/O device structure - * @trig: data ready trigger registered with iio - * @tx: transmit buffer - * @rx: recieve buffer - * @buf_lock: mutex to protect tx and rx - **/ -struct adis16080_state { - struct spi_device *us; - struct work_struct work_trigger_to_ring; - s64 last_timestamp; - struct iio_dev *indio_dev; - struct iio_trigger *trig; - u8 *tx; - u8 *rx; - struct mutex buf_lock; -}; - -#if defined(CONFIG_IIO_RING_BUFFER) && defined(THIS_HAS_RING_BUFFER_SUPPORT) -/* At the moment triggers are only used for ring buffer - * filling. This may change! - */ - -enum adis16080_scan { - ADIS16080_SCAN_GYRO, - ADIS16080_SCAN_TEMP, - ADIS16080_SCAN_ADC_1, - ADIS16080_SCAN_ADC_2, -}; - -void adis16080_remove_trigger(struct iio_dev *indio_dev); -int adis16080_probe_trigger(struct iio_dev *indio_dev); - -ssize_t adis16080_read_data_from_ring(struct device *dev, - struct device_attribute *attr, - char *buf); - - -int adis16080_configure_ring(struct iio_dev *indio_dev); -void adis16080_unconfigure_ring(struct iio_dev *indio_dev); - -int adis16080_initialize_ring(struct iio_ring_buffer *ring); -void adis16080_uninitialize_ring(struct iio_ring_buffer *ring); -#else /* CONFIG_IIO_RING_BUFFER */ - -static inline void adis16080_remove_trigger(struct iio_dev *indio_dev) -{ -} - -static inline int adis16080_probe_trigger(struct iio_dev *indio_dev) -{ - return 0; -} - -static inline ssize_t -adis16080_read_data_from_ring(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - return 0; -} - -static int adis16080_configure_ring(struct iio_dev *indio_dev) -{ - return 0; -} - -static inline void adis16080_unconfigure_ring(struct iio_dev *indio_dev) -{ -} - -static inline int adis16080_initialize_ring(struct iio_ring_buffer *ring) -{ - return 0; -} - -static inline void adis16080_uninitialize_ring(struct iio_ring_buffer *ring) -{ -} - -#endif /* CONFIG_IIO_RING_BUFFER */ -#endif /* SPI_ADIS16080_H_ */ |