Esempio n. 1
0
static ssize_t hw_offset_show(struct device *dev,
	struct device_attribute *attr, char *buf)
{
	struct ssp_data *data = dev_get_drvdata(dev);

	mag_open_hwoffset(data);

	pr_info("[SSP] %s: %d %d %d\n", __func__,
		data->magoffset.mx, data->magoffset.my, data->magoffset.mz);

	return sprintf(buf, "%d %d %d\n",
		data->magoffset.mx, data->magoffset.my, data->magoffset.mz);
}
Esempio n. 2
0
int forced_to_download_binary(struct ssp_data *data, int iBinType)
{
	int iRet = 0;
	int retry = 3;

	ssp_dbg("[SSP]: %s - mcu binany update!\n", __func__);

	ssp_enable(data, false);

	data->fw_dl_state = FW_DL_STATE_DOWNLOADING;
	pr_info("[SSP] %s, DL state = %d\n", __func__,
	data->fw_dl_state);
	data->spi->max_speed_hz = BOOT_SPI_HZ;
	if (spi_setup(data->spi))
		pr_err("failed to setup spi for ssp_boot\n");

	do {
		pr_info("[SSP] %d try\n", 3 - retry);
		iRet = update_mcu_bin(data, iBinType);
	} while (retry -- > 0 && iRet < 0);
	data->spi->max_speed_hz = NORM_SPI_HZ;
	if (spi_setup(data->spi))
		pr_err("failed to setup spi for ssp_norm\n");

	if (iRet < 0) {
		ssp_dbg("[SSP]: %s - update_mcu_bin failed!\n", __func__);
		goto out;
	}

	data->fw_dl_state = FW_DL_STATE_SYNC;
	pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
	clean_pending_list(data);
	ssp_enable(data, true);

	iRet = initialize_mcu(data);
	if (iRet < 0) {
		iRet = ERROR;
		ssp_dbg("[SSP]: %s - initialize_mcu failed!\n", __func__);
		goto out;
	}

	proximity_open_lcd_ldi(data);
	proximity_open_calibration(data);
	accel_open_calibration(data);
	gyro_open_calibration(data);
	pressure_open_calibration(data);
	if (mag_open_hwoffset(data) < 0)
		pr_info("[SSP]: %s - mag_open_hw_offset"
			" failed, %d\n", __func__, iRet);

	sync_sensor_state(data);

#ifdef CONFIG_SENSORS_SSP_SENSORHUB
	ssp_sensorhub_report_notice(data, MSG2SSP_AP_STATUS_RESET);
#endif

	data->fw_dl_state = FW_DL_STATE_DONE;
	pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);

	iRet = SUCCESS;
out:
	return iRet;
}
Esempio n. 3
0
static int ssp_remove_sensor(struct ssp_data *data,
	unsigned int uChangedSensor, unsigned int uNewEnable)
{
	u8 uBuf[2];
	int iRet = 0;
	int64_t dSensorDelay = data->adDelayBuf[uChangedSensor];

	ssp_dbg("[SSP]: %s - remove sensor = %d, current state = %d\n",
		__func__, (1 << uChangedSensor), uNewEnable);

	data->adDelayBuf[uChangedSensor] = DEFUALT_POLLING_DELAY;

	if (data->aiCheckStatus[uChangedSensor] == INITIALIZATION_STATE) {
		data->aiCheckStatus[uChangedSensor] = NO_SENSOR_STATE;
		if (uChangedSensor == ACCELEROMETER_SENSOR)
			accel_open_calibration(data);
		else if (uChangedSensor == GYROSCOPE_SENSOR)
			gyro_open_calibration(data);
		else if (uChangedSensor == PRESSURE_SENSOR)
			pressure_open_calibration(data);
		else if (uChangedSensor == PROXIMITY_SENSOR) {
			proximity_open_lcd_ldi(data);
			proximity_open_calibration(data);
		} else if (uChangedSensor == GEOMAGNETIC_SENSOR) {
			iRet = mag_open_hwoffset(data);
			if (iRet < 0)
				pr_err("[SSP]: %s - mag_open_hw_offset"
				" failed, %d\n", __func__, iRet);

			iRet = set_hw_offset(data);
			if (iRet < 0) {
				pr_err("[SSP]: %s - set_hw_offset failed\n",
					__func__);
			}
		}
		return 0;
	} else if (uChangedSensor == ORIENTATION_SENSOR) {
		if (!(atomic_read(&data->aSensorEnable)
			& (1 << ACCELEROMETER_SENSOR))) {
			uChangedSensor = ACCELEROMETER_SENSOR;
		} else {
			change_sensor_delay(data, ACCELEROMETER_SENSOR,
				data->adDelayBuf[ACCELEROMETER_SENSOR]);
			return 0;
		}
	} else if (uChangedSensor == ACCELEROMETER_SENSOR) {
		if (atomic_read(&data->aSensorEnable)
			& (1 << ORIENTATION_SENSOR)) {
			change_sensor_delay(data, ORIENTATION_SENSOR,
				data->adDelayBuf[ORIENTATION_SENSOR]);
			return 0;
		}
	} else if (uChangedSensor == GEOMAGNETIC_SENSOR) {
		if (mag_store_hwoffset(data))
			pr_err("mag_store_hwoffset success\n");
	}

	if (atomic_read(&data->aSensorEnable) & (1 << uChangedSensor)) {
		uBuf[1] = (u8)get_msdelay(dSensorDelay);
		uBuf[0] = (u8)get_delay_cmd(uBuf[1]);

		send_instruction(data, REMOVE_SENSOR, uChangedSensor, uBuf, 2);
	}
	data->aiCheckStatus[uChangedSensor] = NO_SENSOR_STATE;
	return 0;
}