diff options
Diffstat (limited to 'drivers/staging/iio/accel/adis16240.h')
| -rw-r--r-- | drivers/staging/iio/accel/adis16240.h | 85 |
1 files changed, 9 insertions, 76 deletions
diff --git a/drivers/staging/iio/accel/adis16240.h b/drivers/staging/iio/accel/adis16240.h index 3fabcc0b3471..d442d49f51f4 100644 --- a/drivers/staging/iio/accel/adis16240.h +++ b/drivers/staging/iio/accel/adis16240.h @@ -3,9 +3,6 @@ #define ADIS16240_STARTUP_DELAY 220 /* ms */ -#define ADIS16240_READ_REG(a) a -#define ADIS16240_WRITE_REG(a) ((a) | 0x80) - /* Flash memory write count */ #define ADIS16240_FLASH_CNT 0x00 /* Output, power supply */ @@ -75,8 +72,6 @@ /* System command */ #define ADIS16240_GLOB_CMD 0x4A -#define ADIS16240_OUTPUTS 6 - /* MSC_CTRL */ /* Enables sum-of-squares output (XYZPEAK_OUT) */ #define ADIS16240_MSC_CTRL_XYZPEAK_OUT_EN (1 << 15) @@ -101,17 +96,17 @@ /* Flash test, checksum flag: 1 = mismatch, 0 = match */ #define ADIS16240_DIAG_STAT_CHKSUM (1<<6) /* Power-on, self-test flag: 1 = failure, 0 = pass */ -#define ADIS16240_DIAG_STAT_PWRON_FAIL (1<<5) +#define ADIS16240_DIAG_STAT_PWRON_FAIL_BIT 5 /* Power-on self-test: 1 = in-progress, 0 = complete */ #define ADIS16240_DIAG_STAT_PWRON_BUSY (1<<4) /* SPI communications failure */ -#define ADIS16240_DIAG_STAT_SPI_FAIL (1<<3) +#define ADIS16240_DIAG_STAT_SPI_FAIL_BIT 3 /* Flash update failure */ -#define ADIS16240_DIAG_STAT_FLASH_UPT (1<<2) +#define ADIS16240_DIAG_STAT_FLASH_UPT_BIT 2 /* Power supply above 3.625 V */ -#define ADIS16240_DIAG_STAT_POWER_HIGH (1<<1) +#define ADIS16240_DIAG_STAT_POWER_HIGH_BIT 1 /* Power supply below 3.15 V */ -#define ADIS16240_DIAG_STAT_POWER_LOW (1<<0) +#define ADIS16240_DIAG_STAT_POWER_LOW_BIT 0 /* GLOB_CMD */ #define ADIS16240_GLOB_CMD_RESUME (1<<8) @@ -120,77 +115,15 @@ #define ADIS16240_ERROR_ACTIVE (1<<14) -#define ADIS16240_MAX_TX 24 -#define ADIS16240_MAX_RX 24 - -/** - * struct adis16240_state - device instance specific data - * @us: actual spi_device - * @trig: data ready trigger registered with iio - * @tx: transmit buffer - * @rx: receive buffer - * @buf_lock: mutex to protect tx and rx - **/ -struct adis16240_state { - struct spi_device *us; - struct iio_trigger *trig; - struct mutex buf_lock; - u8 tx[ADIS16240_MAX_TX] ____cacheline_aligned; - u8 rx[ADIS16240_MAX_RX]; -}; - -int adis16240_set_irq(struct iio_dev *indio_dev, bool enable); - /* At the moment triggers are only used for ring buffer * filling. This may change! */ -#define ADIS16240_SCAN_SUPPLY 0 -#define ADIS16240_SCAN_ACC_X 1 -#define ADIS16240_SCAN_ACC_Y 2 -#define ADIS16240_SCAN_ACC_Z 3 +#define ADIS16240_SCAN_ACC_X 0 +#define ADIS16240_SCAN_ACC_Y 1 +#define ADIS16240_SCAN_ACC_Z 2 +#define ADIS16240_SCAN_SUPPLY 3 #define ADIS16240_SCAN_AUX_ADC 4 #define ADIS16240_SCAN_TEMP 5 -#ifdef CONFIG_IIO_BUFFER -void adis16240_remove_trigger(struct iio_dev *indio_dev); -int adis16240_probe_trigger(struct iio_dev *indio_dev); - -ssize_t adis16240_read_data_from_ring(struct device *dev, - struct device_attribute *attr, - char *buf); - - -int adis16240_configure_ring(struct iio_dev *indio_dev); -void adis16240_unconfigure_ring(struct iio_dev *indio_dev); - -#else /* CONFIG_IIO_BUFFER */ - -static inline void adis16240_remove_trigger(struct iio_dev *indio_dev) -{ -} - -static inline int adis16240_probe_trigger(struct iio_dev *indio_dev) -{ - return 0; -} - -static inline ssize_t -adis16240_read_data_from_ring(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - return 0; -} - -static int adis16240_configure_ring(struct iio_dev *indio_dev) -{ - return 0; -} - -static inline void adis16240_unconfigure_ring(struct iio_dev *indio_dev) -{ -} - -#endif /* CONFIG_IIO_BUFFER */ #endif /* SPI_ADIS16240_H_ */ |