int bmg160_slope_config(struct device *dev, enum sensor_attribute attr, const struct sensor_value *val) { struct bmg160_device_data *bmg160 = dev->driver_data; if (attr == SENSOR_ATTR_SLOPE_TH) { u16_t any_th_dps, range_dps; u8_t any_th_reg_val; any_th_dps = sensor_rad_to_degrees(val); range_dps = BMG160_SCALE_TO_RANGE(bmg160->scale); any_th_reg_val = any_th_dps * 2000 / range_dps; /* the maximum slope depends on selected range */ if (any_th_dps > range_dps / 16) { return -ENOTSUP; } return bmg160_write_byte(dev, BMG160_REG_THRES, any_th_dps & BMG160_THRES_MASK); } else if (attr == SENSOR_ATTR_SLOPE_DUR) { /* slope duration can be 4, 8, 12 or 16 samples */ if (val->val1 != 4 && val->val1 != 8 && val->val1 != 12 && val->val1 != 16) { return -ENOTSUP; } return bmg160_write_byte(dev, BMG160_REG_ANY_EN, (val->val1 << BMG160_ANY_DURSAMPLE_POS) & BMG160_ANY_DURSAMPLE_MASK); } return -ENOTSUP; }
static int bmg160_attr_set(struct device *dev, enum sensor_channel chan, enum sensor_attribute attr, const struct sensor_value *val) { struct bmg160_device_data *bmg160 = dev->driver_data; int idx; u16_t range_dps; if (chan != SENSOR_CHAN_GYRO_XYZ) { return -ENOTSUP; } switch (attr) { case SENSOR_ATTR_FULL_SCALE: range_dps = sensor_rad_to_degrees(val); idx = bmg160_is_val_valid(range_dps, bmg160_gyro_range_map, BMG160_GYRO_RANGE_MAP_SIZE); if (idx < 0) { return -ENOTSUP; } if (bmg160_write_byte(dev, BMG160_REG_RANGE, idx) < 0) { return -EIO; } bmg160->scale = BMG160_RANGE_TO_SCALE(range_dps); return 0; case SENSOR_ATTR_SAMPLING_FREQUENCY: idx = bmg160_is_val_valid(val->val1, bmg160_sampling_freq_map, BMG160_SAMPLING_FREQ_MAP_SIZE); if (idx < 0) { return -ENOTSUP; } /* * The sampling frequencies values start at 1, i.e. a * sampling frequency of 2000Hz translates to BW value * of 1. Hence the 1 added to the index received. */ if (bmg160_write_byte(dev, BMG160_REG_BW, idx + 1) < 0) { return -EIO; } return 0; #ifdef CONFIG_BMG160_TRIGGER case SENSOR_ATTR_SLOPE_TH: case SENSOR_ATTR_SLOPE_DUR: return bmg160_slope_config(dev, attr, val); #endif default: return -ENOTSUP; } }
static int lsm6dsl_gyro_config(struct device *dev, enum sensor_channel chan, enum sensor_attribute attr, const struct sensor_value *val) { switch (attr) { #ifdef LSM6DSL_GYRO_FS_RUNTIME case SENSOR_ATTR_FULL_SCALE: return lsm6dsl_gyro_range_set(dev, sensor_rad_to_degrees(val)); #endif #ifdef LSM6DSL_GYRO_ODR_RUNTIME case SENSOR_ATTR_SAMPLING_FREQUENCY: return lsm6dsl_gyro_odr_set(dev, val->val1); #endif default: LOG_DBG("Gyro attribute not supported."); return -ENOTSUP; } return 0; }
static int lsm9ds0_gyro_attr_set(struct device *dev, enum sensor_channel chan, enum sensor_attribute attr, const struct sensor_value *val) { switch (attr) { #if defined(CONFIG_LSM9DS0_GYRO_FULLSCALE_RUNTIME) case SENSOR_ATTR_FULL_SCALE: if (val->type != SENSOR_VALUE_TYPE_INT_PLUS_MICRO) { return -ENOTSUP; } if (lsm9ds0_gyro_set_fs(dev, sensor_rad_to_degrees(val)) < 0) { SYS_LOG_DBG("full-scale value not supported"); return -EIO; } break; #endif #if defined(CONFIG_LSM9DS0_GYRO_SAMPLING_RATE_RUNTIME) case SENSOR_ATTR_SAMPLING_FREQUENCY: if (val->type != SENSOR_VALUE_TYPE_INT_PLUS_MICRO) { return -ENOTSUP; } if (lsm9ds0_gyro_set_odr(dev, val->val1) < 0) { SYS_LOG_DBG("sampling frequency value not supported"); return -EIO; } break; #endif default: return -ENOTSUP; } return 0; }