diff options
Diffstat (limited to 'libsensors_iio/software/core/driver/include/linux/mpu.h')
| -rw-r--r-- | libsensors_iio/software/core/driver/include/linux/mpu.h | 249 |
1 files changed, 1 insertions, 248 deletions
diff --git a/libsensors_iio/software/core/driver/include/linux/mpu.h b/libsensors_iio/software/core/driver/include/linux/mpu.h index 9b29695..4391226 100644 --- a/libsensors_iio/software/core/driver/include/linux/mpu.h +++ b/libsensors_iio/software/core/driver/include/linux/mpu.h @@ -27,135 +27,8 @@ #ifdef __KERNEL__ #include <linux/types.h> #include <linux/ioctl.h> -#elif defined LINUX -#include <sys/ioctl.h> -#include <linux/types.h> -#else -#include "mltypes.h" #endif -struct mpu_read_write { - /* Memory address or register address depending on ioctl */ - __u16 address; - __u16 length; - __u8 *data; -}; - -enum mpuirq_data_type { - MPUIRQ_DATA_TYPE_MPU_DATA_READY_IRQ, - MPUIRQ_DATA_TYPE_MPU_FIFO_READY_IRQ, - MPUIRQ_DATA_TYPE_SLAVE_IRQ, - MPUIRQ_DATA_TYPE_PM_EVENT, - MPUIRQ_DATA_TYPE_NUM_TYPES, -}; - -/* User space PM event notification */ -#define MPU_PM_EVENT_SUSPEND_PREPARE (3) -#define MPU_PM_EVENT_POST_SUSPEND (4) - -/** - * struct mpuirq_data - structure to report what and when - * @interruptcount : The number of times this IRQ has occured since open - * @irqtime : monotonic time of the IRQ in ns - * @data_type : The type of this IRQ enum mpuirq_data_type - * @data : Data associated with this IRQ - */ -struct mpuirq_data { - __u32 interruptcount; - __s64 irqtime_ns; - __u32 data_type; - __s32 data; -}; - -enum ext_slave_config_key { - /* TODO: Remove these first six. */ - MPU_SLAVE_CONFIG_ODR_SUSPEND, - MPU_SLAVE_CONFIG_ODR_RESUME, - MPU_SLAVE_CONFIG_FSR_SUSPEND, - MPU_SLAVE_CONFIG_FSR_RESUME, - MPU_SLAVE_CONFIG_IRQ_SUSPEND, - MPU_SLAVE_CONFIG_IRQ_RESUME, - MPU_SLAVE_CONFIG_ODR, - MPU_SLAVE_CONFIG_FSR, - MPU_SLAVE_CONFIG_MOT_THS, - MPU_SLAVE_CONFIG_NMOT_THS, - MPU_SLAVE_CONFIG_MOT_DUR, - MPU_SLAVE_CONFIG_NMOT_DUR, - MPU_SLAVE_CONFIG_IRQ, - MPU_SLAVE_WRITE_REGISTERS, - MPU_SLAVE_READ_REGISTERS, - MPU_SLAVE_CONFIG_INTERNAL_REFERENCE, - /* AMI 306 specific config keys */ - MPU_SLAVE_PARAM, - MPU_SLAVE_WINDOW, - MPU_SLAVE_READWINPARAMS, - MPU_SLAVE_SEARCHOFFSET, - /* MPU3050 and MPU6050 Keys */ - MPU_SLAVE_INT_CONFIG, - MPU_SLAVE_EXT_SYNC, - MPU_SLAVE_FULL_SCALE, - MPU_SLAVE_LPF, - MPU_SLAVE_CLK_SRC, - MPU_SLAVE_DIVIDER, - MPU_SLAVE_DMP_ENABLE, - MPU_SLAVE_FIFO_ENABLE, - MPU_SLAVE_DMP_CFG1, - MPU_SLAVE_DMP_CFG2, - MPU_SLAVE_TC, - MPU_SLAVE_GYRO, - MPU_SLAVE_ADDR, - MPU_SLAVE_PRODUCT_REVISION, - MPU_SLAVE_SILICON_REVISION, - MPU_SLAVE_PRODUCT_ID, - MPU_SLAVE_GYRO_SENS_TRIM, - MPU_SLAVE_ACCEL_SENS_TRIM, - MPU_SLAVE_RAM, - /* -------------------------- */ - MPU_SLAVE_CONFIG_NUM_CONFIG_KEYS -}; - -/* For the MPU_SLAVE_CONFIG_IRQ_SUSPEND and MPU_SLAVE_CONFIG_IRQ_RESUME */ -enum ext_slave_config_irq_type { - MPU_SLAVE_IRQ_TYPE_NONE, - MPU_SLAVE_IRQ_TYPE_MOTION, - MPU_SLAVE_IRQ_TYPE_DATA_READY, -}; - -/* Structure for the following IOCTS's - * MPU_CONFIG_GYRO - * MPU_CONFIG_ACCEL - * MPU_CONFIG_COMPASS - * MPU_CONFIG_PRESSURE - * MPU_GET_CONFIG_GYRO - * MPU_GET_CONFIG_ACCEL - * MPU_GET_CONFIG_COMPASS - * MPU_GET_CONFIG_PRESSURE - * - * @key one of enum ext_slave_config_key - * @len length of data pointed to by data - * @apply zero if communication with the chip is not necessary, false otherwise - * This flag can be used to select cached data or to refresh cashed data - * cache data to be pushed later or push immediately. If true and the - * slave is on the secondary bus the MPU will first enger bypass mode - * before calling the slaves .config or .get_config funcion - * @data pointer to the data to confgure or get - */ -struct ext_slave_config { - __u8 key; - __u16 len; - __u8 apply; - void *data; -}; - -enum ext_slave_type { - EXT_SLAVE_TYPE_GYROSCOPE, - EXT_SLAVE_TYPE_ACCEL, - EXT_SLAVE_TYPE_COMPASS, - EXT_SLAVE_TYPE_PRESSURE, - /*EXT_SLAVE_TYPE_TEMPERATURE */ - - EXT_SLAVE_NUM_TYPES -}; enum secondary_slave_type { SECONDARY_SLAVE_TYPE_NONE, SECONDARY_SLAVE_TYPE_ACCEL, @@ -204,127 +77,6 @@ enum ext_slave_id { }; #define INV_PROD_KEY(ver, rev) (ver * 100 + rev) - -enum ext_slave_endian { - EXT_SLAVE_BIG_ENDIAN, - EXT_SLAVE_LITTLE_ENDIAN, - EXT_SLAVE_FS8_BIG_ENDIAN, - EXT_SLAVE_FS16_BIG_ENDIAN, -}; - -enum ext_slave_bus { - EXT_SLAVE_BUS_INVALID = -1, - EXT_SLAVE_BUS_PRIMARY = 0, - EXT_SLAVE_BUS_SECONDARY = 1 -}; - - -/** - * struct ext_slave_platform_data - Platform data for mpu3050 and mpu6050 - * slave devices - * - * @type: the type of slave device based on the enum ext_slave_type - * definitions. - * @irq: the irq number attached to the slave if any. - * @adapt_num: the I2C adapter number. - * @bus: the bus the slave is attached to: enum ext_slave_bus - * @address: the I2C slave address of the slave device. - * @orientation: the mounting matrix of the device relative to MPU. - * @irq_data: private data for the slave irq handler - * @private_data: additional data, user customizable. Not touched by the MPU - * driver. - * - * The orientation matricies are 3x3 rotation matricies - * that are applied to the data to rotate from the mounting orientation to the - * platform orientation. The values must be one of 0, 1, or -1 and each row and - * column should have exactly 1 non-zero value. - */ -struct ext_slave_platform_data { - __u8 type; - __u32 irq; - __u32 adapt_num; - __u32 bus; - __u8 address; - __s8 orientation[9]; - void *irq_data; - void *private_data; -}; - -struct fix_pnt_range { - __s32 mantissa; - __s32 fraction; -}; - -static inline long range_fixedpoint_to_long_mg(struct fix_pnt_range rng) -{ - return (long)(rng.mantissa * 1000 + rng.fraction / 10); -} - -struct ext_slave_read_trigger { - __u8 reg; - __u8 value; -}; - -/** - * struct ext_slave_descr - Description of the slave device for programming. - * - * @suspend: function pointer to put the device in suspended state - * @resume: function pointer to put the device in running state - * @read: function that reads the device data - * @init: function used to preallocate memory used by the driver - * @exit: function used to free memory allocated for the driver - * @config: function used to configure the device - * @get_config:function used to get the device's configuration - * - * @name: text name of the device - * @type: device type. enum ext_slave_type - * @id: enum ext_slave_id - * @read_reg: starting register address to retrieve data. - * @read_len: length in bytes of the sensor data. Typically 6. - * @endian: byte order of the data. enum ext_slave_endian - * @range: full scale range of the slave ouput: struct fix_pnt_range - * @trigger: If reading data first requires writing a register this is the - * data to write. - * - * Defines the functions and information about the slave the mpu3050 and - * mpu6050 needs to use the slave device. - */ -struct ext_slave_descr { - int (*init) (void *mlsl_handle, - struct ext_slave_descr *slave, - struct ext_slave_platform_data *pdata); - int (*exit) (void *mlsl_handle, - struct ext_slave_descr *slave, - struct ext_slave_platform_data *pdata); - int (*suspend) (void *mlsl_handle, - struct ext_slave_descr *slave, - struct ext_slave_platform_data *pdata); - int (*resume) (void *mlsl_handle, - struct ext_slave_descr *slave, - struct ext_slave_platform_data *pdata); - int (*read) (void *mlsl_handle, - struct ext_slave_descr *slave, - struct ext_slave_platform_data *pdata, - __u8 *data); - int (*config) (void *mlsl_handle, - struct ext_slave_descr *slave, - struct ext_slave_platform_data *pdata, - struct ext_slave_config *config); - int (*get_config) (void *mlsl_handle, - struct ext_slave_descr *slave, - struct ext_slave_platform_data *pdata, - struct ext_slave_config *config); - - char *name; - __u8 type; - __u8 id; - __u8 read_reg; - __u8 read_len; - __u8 endian; - struct fix_pnt_range range; - struct ext_slave_read_trigger *trigger; -}; - /** * struct mpu_platform_data - Platform data for the mpu driver * @int_config: Bits [7:3] of the int config register. @@ -334,6 +86,7 @@ struct ext_slave_descr { * @sec_slave_id: id of the secondary slave device * @secondary_i2c_address: secondary device's i2c address * @secondary_orientation: secondary device's orientation matrix + * @key: key for MPL library. * * Contains platform specific information on how to configure the MPU3050 to * work on this platform. The orientation matricies are 3x3 rotation matricies |