diff options
Diffstat (limited to 'drivers/staging/iio/gyro/adis16130.h')
-rw-r--r-- | drivers/staging/iio/gyro/adis16130.h | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/drivers/staging/iio/gyro/adis16130.h b/drivers/staging/iio/gyro/adis16130.h deleted file mode 100644 index ab80ef6a8961..000000000000 --- a/drivers/staging/iio/gyro/adis16130.h +++ /dev/null @@ -1,108 +0,0 @@ -#ifndef SPI_ADIS16130_H_ -#define SPI_ADIS16130_H_ - -#define ADIS16130_CON 0x0 -#define ADIS16130_CON_RD (1 << 6) -#define ADIS16130_IOP 0x1 -#define ADIS16130_IOP_ALL_RDY (1 << 3) /* 1 = data-ready signal low when unread data on all channels; */ -#define ADIS16130_IOP_SYNC (1 << 0) /* 1 = synchronization enabled */ -#define ADIS16130_RATEDATA 0x8 /* Gyroscope output, rate of rotation */ -#define ADIS16130_TEMPDATA 0xA /* Temperature output */ -#define ADIS16130_RATECS 0x28 /* Gyroscope channel setup */ -#define ADIS16130_RATECS_EN (1 << 3) /* 1 = channel enable; */ -#define ADIS16130_TEMPCS 0x2A /* Temperature channel setup */ -#define ADIS16130_TEMPCS_EN (1 << 3) -#define ADIS16130_RATECONV 0x30 -#define ADIS16130_TEMPCONV 0x32 -#define ADIS16130_MODE 0x38 -#define ADIS16130_MODE_24BIT (1 << 1) /* 1 = 24-bit resolution; */ - -#define ADIS16130_MAX_TX 4 -#define ADIS16130_MAX_RX 4 - -/** - * struct adis16130_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 adis16130_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; - u32 mode; /* 1: 24bits mode 0:16bits mode */ - 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 adis16130_scan { - ADIS16130_SCAN_GYRO, - ADIS16130_SCAN_TEMP, -}; - -void adis16130_remove_trigger(struct iio_dev *indio_dev); -int adis16130_probe_trigger(struct iio_dev *indio_dev); - -ssize_t adis16130_read_data_from_ring(struct device *dev, - struct device_attribute *attr, - char *buf); - - -int adis16130_configure_ring(struct iio_dev *indio_dev); -void adis16130_unconfigure_ring(struct iio_dev *indio_dev); - -int adis16130_initialize_ring(struct iio_ring_buffer *ring); -void adis16130_uninitialize_ring(struct iio_ring_buffer *ring); -#else /* CONFIG_IIO_RING_BUFFER */ - -static inline void adis16130_remove_trigger(struct iio_dev *indio_dev) -{ -} - -static inline int adis16130_probe_trigger(struct iio_dev *indio_dev) -{ - return 0; -} - -static inline ssize_t -adis16130_read_data_from_ring(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - return 0; -} - -static int adis16130_configure_ring(struct iio_dev *indio_dev) -{ - return 0; -} - -static inline void adis16130_unconfigure_ring(struct iio_dev *indio_dev) -{ -} - -static inline int adis16130_initialize_ring(struct iio_ring_buffer *ring) -{ - return 0; -} - -static inline void adis16130_uninitialize_ring(struct iio_ring_buffer *ring) -{ -} - -#endif /* CONFIG_IIO_RING_BUFFER */ -#endif /* SPI_ADIS16130_H_ */ |